CN105927142A - Rotation driving structure for raise boring machine - Google Patents
Rotation driving structure for raise boring machine Download PDFInfo
- Publication number
- CN105927142A CN105927142A CN201610479355.2A CN201610479355A CN105927142A CN 105927142 A CN105927142 A CN 105927142A CN 201610479355 A CN201610479355 A CN 201610479355A CN 105927142 A CN105927142 A CN 105927142A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- revolution
- seal
- sealing
- boring machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/723—Shaft end sealing means, e.g. cup-shaped caps or covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/782—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region
- F16C33/7823—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region of sealing lips
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2352/00—Apparatus for drilling
Abstract
The invention discloses a rotation driving structure for a raise boring machine, comprising a hydraulic motor, a main shaft, a floating cover, a rotation water sealing pipe and a spherical hinge drill bush, wherein the main shaft is of a hollow structure, and penetrates through and stretches out of a central hole of the hydraulic motor, a motor mounting plate is arranged at the bottom surface of the hydraulic motor, and sleeves the main shaft by means of a first bearing group, the hydraulic motor is connected to the upper end face of a box body by means of the motor mounting plate, the main shaft is connected with the floating cover by means of a spline, the rotation water sealing pipe is connected to the inner end face of the floating cover and sleeves the main shaft, the spherical hinge drill bush is arranged in the lower end of the floating cover in a sleeved way and sleeves the main shaft, the spherical hinge drill bush is connected with the floating cover by means of a gear, the floating cover is mounted in the box body by means of a second bearing group, and a water sealing structure is connected to the upper end of the main shaft, and comprises an elbow, a sealing sleeve, an upper end cover and a nozzle. The rotation driving structure for the raise boring machine disclosed by the invention has the advantages of high transmission efficiency and reliable sealing performance.
Description
Technical field
The invention belongs to mining machinery technical field, particularly relate to a kind of revolution for raise boring machine and drive knot
Structure.
Background technology
Raise boring machine is the important construction machinery of one in mine raise construction.In existing raise boring machine, it is main
The type of drive wanted is fluid motor-driven reduction box, exports to main shaft after reduction box slows down, and then drives brill
Tool rotates.In this type of drive, owing to the size of reduction box is the biggest, make driving structural volume huge,
Structure is complicated and manufacturing cost is high.As disclosed in the patent No. 201010574006.1, a kind of down-the-hole drill revolution is total
Become, including motor and speed reducer, described reductor is provided with output shaft, also include bearing block, gas bag seat, two
Individual V-type dust-proof seal ring, rubber washer, tool joint, rod disassembling device, taper roll bearing I, taper roller
Bearing I I, dust-proof seal ring, end ring and screw, described gas bag seat is provided with adpting flange and inlet suction port,
Described adpting flange is provided with the uniform circular hole of several circumferences and several circumferential uniform deep-slotted chip breakers, described axle
Bearing is welded on the shell of reductor, and the output shaft of described reductor is threaded onto in the hole of bearing block, described
Taper roll bearing I, taper roll bearing II, end ring and gas bag it is sequentially arranged with from top to bottom on output shaft
Seat, and described taper roll bearing I and taper roll bearing II is loaded in the endoporus of bearing block, described two V
Type dust-proof seal ring is loaded in the groove of two ends up and down of the endoporus of gas bag seat respectively, and described dust-proof seal ring is loaded on axle
In the endoporus of bearing lower end, described rubber washer and rod disassembling device are loaded on the upper and lower of the intermediate step of tool joint respectively
Two sides, described tool joint uses screw to be loaded on the lower surface of output shaft.This rig revolving structure is considerably complicated,
Manufacturing cost is high.The deslagging water seal water structure of the most existing revolution type of drive, sealing effectiveness is poor, once water shutoff
Set bad seals, deslagging water electrode easily enters inside reduction box, causes the damage of reduction box internal bearings or gear
Damaging, cause revolution to drive structure to scrap, service life is low.
Summary of the invention
The purpose of the present invention is that and overcomes the deficiencies in the prior art, it is provided that a kind of simple in construction, transmission efficiency
Height, seals reliably for the revolution driving structure of raise boring machine.
To achieve these goals, the invention provides a kind of revolution for raise boring machine and drive structure, including
Hydraulic motor, main shaft, floating cover, revolution seal water pipe and ball pivot drill bushing, described main shaft is through and out described liquid
The centre bore of pressure motor, described main shaft is hollow type structure, and the bottom surface of described hydraulic motor is provided with motor and installs
Plate, described motor mount plate is enclosed within described main shaft by outside clutch shaft bearing group, and described hydraulic motor is by described
Motor mount plate is connected to the upper surface of casing；Described main shaft is connected with described floating cover spline, described revolution envelope
Water pipe is connected to main shaft described in the inner face of described floating cover and overcoat, is enclosed within described floating in described ball pivot drill bushing
Main shaft described in the lower end of lid and overcoat, described ball pivot drill bushing is connected with described floating cover gear；Described floating cover leads to
Cross the second bearing group to be installed in described casing；The upper end of described main shaft connects seal water structure, and described water shutoff is tied
Structure includes that elbow, sealing shroud, upper end cover and nozzle, described upper end cover are arranged on the end face of described hydraulic motor,
Described upper end cover is connected with described elbow, and described elbow is matched with described main shaft by sealing shroud, described master
Being provided with rolling bearing between axle and described upper end cover, described nozzle is positioned at described main shaft hollow inside and with described
Elbow is connected, and described elbow position of matching with described sealing shroud is provided with rotary sealing.
Further, the lower surface of described casing is connected with bottom end cover, and described floating cover passes through elastic cylindrical pin
It is connected with ball pivot seat with bolt, the end face of the lower bearing of the upper surface of described ball pivot seat and described second bearing group
Between be provided with packing ring and bearing adjusting pad.
Further, the second seal, the male half coupling of described bottom end cover are installed at the inner stopper on described bottom end cover
Place is provided with sealing ring, is cased with dust cap outside described ball pivot seat, and described dust cap withstands on the lower end of described bottom end cover
Face.
Further, the inner surface of described packing ring is provided with closure gasket groove, and described packing ring passes through described closure gasket groove
Interior installation sealing ring forms sealing with the outer surface of described floating cover.
Further, the inner face of described motor mount plate is connected with bearing cap, and described bearing cap is provided with
First seal coordinates with described main shaft seal.
Further, described revolution seal water pipe is provided with circumferential seal and edge face sealing member, close by circumference
Sealing and edge face sealing member coordinate with described main shaft circumferential sealing and end face seal coordinates.
Further, matched by the inner surface of overcoat axle sleeve with described ball pivot drill bushing in the lower end of described main shaft,
The inner surface of described ball pivot drill bushing is provided with the 3rd seal.
Further, it is positioned at the top and bottom of described rolling bearing, described upper end cover is provided with lip close
Envelope and bearing spacer.
Further, described sealing shroud and described main shaft interference fit, described floating cover is adopted with described ball pivot drill bushing
Connect with sphere tooth.
Further, described elbow position of matching with described sealing shroud is provided with twice rotary sealing, and two
Separated by annular pressure oil groove between rotary sealing described in road.
The hydraulic motor of the present invention preferably, uses low speed high torque hydraulic motor, and its direct drive shaft passes
Send power, improve power transmission efficiency and enormously simplify revolution driving structure.The power transmission of the present invention is former
Reason is: hydraulic motor rotarily drives main shaft and rotates, and main shaft rotarily drives floating cover and rotates, and floating cover rotarily drives
Connected revolution seal water pipe rotates, and drives the ball pivot drill bushing being connected with its sphere tooth to rotate, finally simultaneously
Power is transferred to drilling tool, compact conformation, and transmission efficiency is high.
The main shaft of the present invention uses hollow type structure, and deslagging water is directly entered in main shaft hollow from the upper end of main shaft
Portion, the upper end of main shaft is sealed by seal water structure, inside main shaft by revolution seal water pipe on circumferential seal and
Edge face sealing member forms static seal, is hardly damaged, and can be effectively prevented from deslagging water enter revolution drive internal and
Damage the second bearing group.
The upper end of main shaft of the present invention uses the seal water structure of overall external, and main shaft is matched with elbow by sealing shroud
Closing, and the position that elbow matches with sealing shroud is provided with rotary sealing, lip packing effectively prevents grain slag from entering
Damaging rolling bearing, rotary sealing is strengthened sealing further, makes sealing structure relatively reliable.
Beneficial effects of the present invention: the revolution of the present invention drives structure to be the direct drive shaft of hydraulic motor, transmission
Efficiency is high, is greatly simplified revolution and drives structure, and manufacturing cost is compared with the courtyard compared to existing two reduction gear
Rig drives structure low, and the revolution of the present invention simultaneously drives sealing structure performance good, upper by main shaft of its deslagging water
End is directly entered inside main shaft hollow, and main shaft forms static seal with revolution seal water pipe, is hardly damaged, can be effectively
Avoid deslagging water to enter revolution to drive internal and damage the second bearing group.Seal water structure is the compactest, and size is far away
Less than tradition external seal water structure, easy to maintenance.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, in describing below
Accompanying drawing is only some embodiments of the present invention, for those of ordinary skill in the art, is not paying creation
Property work on the premise of, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of seal water structure of the present invention.
Above-mentioned reference:
1 seal water structure, 2 hydraulic motors, 3 main shafts, 4 clutch shaft bearing groups, 5 motor mount plate, 6 first is close
Sealing, 7 casings, 8 second bearing group, 9 floating covers, 10 revolution seal water pipes, 11 second seals, 12
3rd seal, 13 ball pivot drill bushings, 14 ball pivot seats
1-1 elbow, 1-2 sealing shroud, 1-3 upper end cover, 1-4 rolling bearing, 1-5 bearing spacer, 1-6 sprays
Mouth.
Detailed description of the invention
Below in conjunction with the accompanying drawings invention is further illustrated, but be not limited to the scope of the present invention.
Embodiment 1
As it is shown in figure 1, a kind of revolution for raise boring machine that the present invention provides drives structure, including hydraulic pressure horse
Reach 2, main shaft 3, floating cover 9, revolution seal water pipe 10 and ball pivot drill bushing 13, described main shaft 3 through and out
The centre bore of described hydraulic motor 2, described main shaft 3 is hollow type structure, and the bottom surface of described hydraulic motor 2 sets
Being equipped with motor mount plate 5, described motor mount plate 5 is enclosed within described main shaft 3 by outside clutch shaft bearing group 4,
Described hydraulic motor 2 is connected to the upper surface of casing 7 by described motor mount plate 5；Described main shaft 3 and institute
Stating floating cover 9 spline to connect, described revolution seal water pipe 10 is connected to inner face and the overcoat of described floating cover 9
Described main shaft 3, is enclosed within main shaft 3 described in the lower end of described floating cover 9 and overcoat, institute in described ball pivot drill bushing 13
State ball pivot drill bushing 13 to be connected with described floating cover 9 gear；Described floating cover 9 is installed by the second bearing group 8
In described casing 7；The upper end of described main shaft 3 connects seal water structure 1, and described seal water structure 1 includes curved
Head 1-1, sealing shroud 1-2, upper end cover 1-3 and nozzle 1-6, described upper end cover 1-3 are arranged on described hydraulic pressure horse
Reaching the end face of 2, described upper end cover 1-3 is connected with described elbow 1-1, and described elbow 1-1 passes through sealing shroud
1-2 matches with described main shaft 3, is provided with rolling bearing 1-4 between described main shaft 3 and described upper end cover 1-3,
Described nozzle 1-6 is positioned at described main shaft 3 hollow inside and is connected with described elbow 1-1, described elbow 1-1
Position of matching with described sealing shroud 1-2 is provided with rotary sealing.
The lower surface of the described casing 7 of the present invention is connected with bottom end cover (not identifying in figure), described floating cover
9 are connected with ball pivot seat 14 with bolt by elastic cylindrical pin, the upper surface of described ball pivot seat 14 and described the
Packing ring and bearing adjusting pad (not identifying in figure) it is provided with between the end face of the lower bearing of two bearing group 8.Packing ring
With bearing adjusting pad for compressing the lower bearing of the second bearing group 8, and pretightning force is adjusted by bearing adjusting pad.
Straight trough heavy type elastic cylindrical pin and bolt combination is used even between floating cover 9 and the ball pivot seat 14 of the present invention
Connecing, features simple structure can ensure to transmit the power of high torque simultaneously.
Installing the second seal 11 at inner stopper on the described bottom end cover of the present invention, the outer of described bottom end cover stops
It is provided with sealing ring at Kou, outside described ball pivot seat 14, is cased with dust cap (not identifying in figure), described dust-proof caping
Lower surface at described bottom end cover.Second seal 11 and the use of dust cap, it stops bottom ash effectively
Dirt, water and slag enter revolution and drive internal, it is ensured that revolution drives cleaning inside.
The inner surface of the described packing ring of the present invention is provided with closure gasket groove, and described packing ring is by described closure gasket groove
The outer surface formation sealing of sealing ring and described floating cover 9 is installed.
The inner face of the described motor mount plate 5 of the present invention is connected with bearing cap (not identifying in figure), described
It is provided with the first seal 6 on bearing cap to coordinate with the sealing of described main shaft 3.It is provided with on the bearing cap of the present invention
Inner stopper, installs the first seal 6, and is provided with step circle on main shaft 3 at inner stopper, the interior of bearing cap stops
After the first seal 6 being installed at Kou, cooperatively form sealing with the outer surface of the step circle of main shaft 3, with the most anti-
Only deslagging water enters and damages clutch shaft bearing group 4.
The present invention is provided with sealing ring on the end face that motor mount plate 5 and hydraulic motor 2 fit, for close
Envelope, damages clutch shaft bearing group 4 to prevent dust, grain slag from entering.
It is provided with circumferential seal and edge face sealing member on the described revolution seal water pipe 10 of the present invention, passes through circumference
Seal and edge face sealing member coordinate with described main shaft 3 circumferential sealing and end face seal coordinates.Revolution seal water pipe
Circumferential sealing and end face seal that circumferential seal on 10 and edge face sealing member are formed with main shaft 3 are quiet close
Envelope, is hardly damaged, and can be effectively prevented from deslagging water entrance revolution driving inside and damage the second bearing group 8.
The lower end of the described main shaft 3 of the present invention is matched by the inner surface of overcoat axle sleeve with described ball pivot drill bushing 13
Closing, the inner surface of described ball pivot drill bushing 13 is provided with the 3rd seal 12.Ball pivot drill bushing 13 is close by the 3rd
Sealing 12 is formed with main shaft 3 and seals, the 3rd seal 12 its be avoided that grain slag enters case from ball pivot drill bushing 13
Body 7.
Positioning sleeve and back-up ring (not identifying in figure), positioning sleeve and back-up ring it is provided with for the on main shaft 3 of the present invention
Axially location and the fixation of the upper bearing (metal) of one bearing group 4, fixing reliable.
The top and bottom being positioned at described rolling bearing 1-4 of the present invention, are provided with on described upper end cover 1-3
Lip packing (not identifying in figure) and bearing spacer 1-5.Bearing spacer 1-5 is used for withstanding rolling bearing 1-4
Lower end, rolling bearing 1-4 is played end face positioning action.Lip packing effectively prevents grain slag from damaging rolling bearing
1-4。
The described sealing shroud 1-2 of the present invention and described main shaft 3 interference fit.Sealing shroud 1-2 uses with main shaft 3
Tight fit, when main shaft 3 rotates, sealing shroud 1-2 follows main shaft 3 and rotates together with, and sealing shroud 1-2 is relative to curved
Head 1-1 rotates, and sealing shroud 1-2 and elbow 1-1 is provided with rotary sealing and forms movable sealing, and rotary sealing is prevented
Sealing slag enters and destroys rolling bearing 1-4.
The described elbow 1-1 and described sealing shroud 1-2 of the present invention match position be provided with twice revolution close
Envelope, and separated by annular pressure oil groove between rotary sealing described in twice.When producing installation, annular pressure oil
The built-in butter of groove, for lubrication rotary sealing, reduces the friction between sealing shroud 1-2 and rotary sealing.
The described floating cover 9 of the present invention uses sphere tooth to be connected with described ball pivot drill bushing 13.The hydraulic pressure of the present invention
Motor 2 preferably, uses low speed high torque hydraulic motor, and its direct drive shaft 3 transmits power, improves dynamic
Power transmission efficiency and enormously simplify revolution drive structure.The power transfer principle of the present invention is: hydraulic motor
2 rotarily drive main shaft 3 rotates, and main shaft 3 rotarily drives floating cover 9 and rotates, and floating cover 9 rotarily drives and it
The revolution seal water pipe 10 connected rotates, and drives the ball pivot drill bushing 13 being connected with its sphere tooth to rotate simultaneously,
After power is transferred to drilling tool, compact conformation, transmission efficiency is high.
The main shaft 3 of the present invention uses hollow type structure, deslagging water to be directly entered main shaft 3 from the upper end of main shaft 3
Inside hollow, the upper end of main shaft 3 is sealed by seal water structure 1, and main shaft 3 is internal by revolution seal water pipe 10
On circumferential seal and edge face sealing member form static seal, be hardly damaged, and deslagging water can be effectively prevented from enter
Enter revolution to drive internal and damage the second bearing group 8.
The upper end of main shaft 3 of the present invention uses the seal water structure 1 of overall external, and main shaft 3 is by sealing shroud 1-2
Match with elbow 1-1, and the position that elbow 1-1 and sealing shroud 1-2 matches is provided with rotary sealing, lip
Shape seals and effectively prevents grain slag from entering damage rolling bearing 1-4, and rotary sealing is strengthened sealing further, makes sealing
Structure is relatively reliable.And seal water structure 1 is the compactest, size is far smaller than tradition external seal water structure, dimension
Protect conveniently.
The general principle of the present invention, principal character and advantages of the present invention have more than been shown and described.The industry
Skilled person will appreciate that, the present invention is not restricted to the described embodiments, described in above-described embodiment and specification
The principle that the present invention is simply described, the present invention also has respectively without departing from the spirit and scope of the present invention
Planting changes and improvements, these changes and improvements both fall within scope of the claimed invention.Application claims is protected
Scope of protecting is defined by appending claims and equivalent thereof.
Claims (10)
1. one kind for raise boring machine revolution drive structure, it is characterised in that: include hydraulic motor, main shaft,
Floating cover, revolution seal water pipe and ball pivot drill bushing, described main shaft through and out the centre bore of described hydraulic motor,
Described main shaft is hollow type structure, and the bottom surface of described hydraulic motor is provided with motor mount plate, and described motor is installed
Plate is enclosed within described main shaft by outside clutch shaft bearing group, and described hydraulic motor is connected to by described motor mount plate
The upper surface of casing；Described main shaft is connected with described floating cover spline, and described revolution seal water pipe is connected to described floating
Main shaft described in the inner face of dynamic lid and overcoat, is enclosed within lower end and the overcoat institute of described floating cover in described ball pivot drill bushing
Stating main shaft, described ball pivot drill bushing is connected with described floating cover gear；Described floating cover is installed by the second bearing group
In described casing；The upper end of described main shaft connects has seal water structure, described seal water structure to include elbow, sealing
Set, upper end cover and nozzle, described upper end cover is arranged on the end face of described hydraulic motor, and described upper end cover is with described
Elbow is connected, and described elbow is matched with described main shaft by sealing shroud, described main shaft and described upper end cover it
Between be provided with rolling bearing, it is internal and be connected with described elbow that described nozzle is positioned at described main shaft hollow, described
Elbow position of matching with described sealing shroud is provided with rotary sealing.
A kind of revolution for raise boring machine the most according to claim 1 drives structure, it is characterised in that
The lower surface of described casing is connected with bottom end cover, and described floating cover is by elastic cylindrical pin and bolt and ball pivot seat
It is connected, between the end face of the upper surface of described ball pivot seat and the lower bearing of described second bearing group, is provided with packing ring
With bearing adjusting pad.
A kind of revolution for raise boring machine the most according to claim 2 drives structure, it is characterised in that
Second seal is installed at the inner stopper on described bottom end cover, at the male half coupling of described bottom end cover, is provided with sealing
Circle, is cased with dust cap outside described ball pivot seat, described dust cap withstands on the lower surface of described bottom end cover.
4. drive structure according to a kind of revolution for raise boring machine described in claim 2, it is characterised in that
The inner surface of described packing ring is provided with closure gasket groove, described packing ring by install in described closure gasket groove sealing ring with
The outer surface of described floating cover is formed and seals.
A kind of revolution for raise boring machine the most according to claim 1 drives structure, it is characterised in that
The inner face of described motor mount plate is connected with bearing cap, and described bearing cap is provided with the first seal and institute
State main shaft seal to coordinate.
A kind of revolution for raise boring machine the most according to claim 1 drives structure, it is characterised in that
It is provided with circumferential seal and edge face sealing member, by circumferential seal and end face seal on described revolution seal water pipe
Part coordinates with described main shaft circumferential sealing and end face seal coordinates.
A kind of revolution for raise boring machine the most according to claim 1 drives structure, it is characterised in that
Matched by the inner surface of overcoat axle sleeve with described ball pivot drill bushing in the lower end of described main shaft, described ball pivot drill bushing
Inner surface is provided with the 3rd seal.
A kind of revolution for raise boring machine the most according to claim 1 drives structure, it is characterised in that
It is positioned at the top and bottom of described rolling bearing, described upper end cover is provided with lip packing and bearing spacer.
A kind of revolution for raise boring machine the most according to claim 1 drives structure, it is characterised in that
Described sealing shroud and described main shaft interference fit, described floating cover uses sphere tooth to be connected with described ball pivot drill bushing.
A kind of revolution for raise boring machine the most according to claim 1 drives structure, it is characterised in that
Described elbow position of matching with described sealing shroud is provided with twice rotary sealing, and rotary sealing described in twice
Between separated by annular pressure oil groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610479355.2A CN105927142B (en) | 2016-06-27 | 2016-06-27 | A kind of revolution driving structure for raise boring machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610479355.2A CN105927142B (en) | 2016-06-27 | 2016-06-27 | A kind of revolution driving structure for raise boring machine |
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| CN105927142A true CN105927142A (en) | 2016-09-07 |
| CN105927142B CN105927142B (en) | 2017-10-20 |
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| CN102182396A (en) * | 2011-04-25 | 2011-09-14 | 中国地质大学（武汉） | Core drilling machine power head capable of keeping off opening orifice |
| CN102409969A (en) * | 2011-10-18 | 2012-04-11 | 林龙海 | Power head of rear cover-plate type rotary drilling rig and installation method thereof |
| CN203784244U (en) * | 2014-01-20 | 2014-08-20 | 徐工集团工程机械股份有限公司 | Top driving device sealing structure |
| CN104329022A (en) * | 2014-10-14 | 2015-02-04 | 中煤科工集团西安研究院有限公司 | Rotating device for vehicle-mounted drill rig |
| CN205689123U (en) * | 2016-06-27 | 2016-11-16 | 湖南创远高新机械有限责任公司 | A kind of revolution for raise boring machine drives structure |
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2016
- 2016-06-27 CN CN201610479355.2A patent/CN105927142B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4554984A (en) * | 1984-11-26 | 1985-11-26 | Ingersoll-Rand Company | Drill box support mechanism for mining bolter machines |
| CA2307386C (en) * | 1999-05-02 | 2004-10-05 | Varco International, Inc. | Torque boost apparatus and method for top drive drilling systems |
| CN201148836Y (en) * | 2007-11-29 | 2008-11-12 | 中国地质装备总公司 | Hydraulic rock core drilling machine power head |
| CN102182396A (en) * | 2011-04-25 | 2011-09-14 | 中国地质大学（武汉） | Core drilling machine power head capable of keeping off opening orifice |
| CN102409969A (en) * | 2011-10-18 | 2012-04-11 | 林龙海 | Power head of rear cover-plate type rotary drilling rig and installation method thereof |
| CN203784244U (en) * | 2014-01-20 | 2014-08-20 | 徐工集团工程机械股份有限公司 | Top driving device sealing structure |
| CN104329022A (en) * | 2014-10-14 | 2015-02-04 | 中煤科工集团西安研究院有限公司 | Rotating device for vehicle-mounted drill rig |
| CN205689123U (en) * | 2016-06-27 | 2016-11-16 | 湖南创远高新机械有限责任公司 | A kind of revolution for raise boring machine drives structure |
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| CN105927142B (en) | 2017-10-20 |
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