CN103742011A - Door locking mechanism for freeze-dryer door and assembling method thereof - Google Patents
Door locking mechanism for freeze-dryer door and assembling method thereof Download PDFInfo
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- CN103742011A CN103742011A CN201310734814.3A CN201310734814A CN103742011A CN 103742011 A CN103742011 A CN 103742011A CN 201310734814 A CN201310734814 A CN 201310734814A CN 103742011 A CN103742011 A CN 103742011A
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- door
- lock pin
- shaft coupling
- freeze dryer
- lock
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Abstract
The invention discloses a door locking mechanism for a freeze-dryer door and an assembling method of the door locking mechanism. A lock pin mechanism comprises a driving device, the driving device is connected with multiple couplings through connecting rods, one end of each coupling close to the freeze-dryer door is provided with a lock pin by plugging, the lock pin can rotate around a central shaft of the coupling when the lock pin is installed and the angle of the lock pin can be adjusted, and under the driving of the driving device, the connecting rods drive the lock pins to rotate simultaneously and lock or unlock the freeze-dryer door through the couplings. The method comprises the following steps: (1) preliminary assembling: connecting the couplings with the connecting rods, and connecting the lock pins with the couplings by way of plugged fitting; (2) debugging: starting the driving device to drive the lock pins to rotate to an unlocked state, detecting whether the freeze-dryer door is completely unlocked or not, and adjusting the locked lock pins, so that the locked lock pins are in an unlocked state; and starting the driving device to drive the lock pins to a locked state, detecting whether the freeze-dryer door is completely locked or not, and adjusting the unlocked lock pins, so that the unlocked lock pins are in a locked state; and (3) fixing by welding: fixing the lock pins and the couplings by welding, so that a complete lock pin mechanism is formed.
Description
Technical field
The present invention relates generally to food, medical package equipment field, relates in particular to a kind of latch gear for door of freeze dryer and assembly method thereof.
Background technology
The folding of door of freeze dryer is to adopt the latch structure of a plurality of axially-movables to realize mostly, and latch structure is connected with drive unit by connecting rod, and drive unit drives a plurality of latch structures around axial rotation by connecting rod simultaneously.
In prior art, this latch end is with a snap close, it is simple in structure, but this structure is all very high to the requirement of machining accuracy and setting angle, after a plurality of latch structures are arranged on door of freeze dryer, error accumulation due to processing and setting angle, while making connecting rod drive a plurality of latch structures to rotate same angle simultaneously, there will be the snap close of one or several latch structure to open completely, thereby cause the easy stuck phenomenon in casing gate, had a strong impact on operating efficiency, and, can not on-the-spot flexible modulation latch structure and the anglec of rotation at casing gate, to erection work, brought great difficulty.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, and a kind of simple in structure, easy to assembly, the latch gear for door of freeze dryer and the assembly method thereof that can effectively increase work efficiency are provided.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of lock door mechanism for door of freeze dryer, comprise drive unit, described drive unit is connected with a plurality of shaft couplings by connecting rod, each shaft coupling is all inserted with when mounted and can rotates and adjust around shaft coupling central axis the lock pin of angle near one end of door of freeze dryer, under the driving of described drive unit, connecting rod drives each lock pin to rotate and locking or release door of freeze dryer by shaft coupling simultaneously.
Further improvement as technique scheme:
Described lock pin comprises bearing pin, and described bearing pin one end is provided with the snap close for fastening door of freeze dryer, and the other end is provided with for the Plug Division with shaft coupling grafting, each shaft coupling is connected with connecting rod by fork, during installation, rotating latch is to required angle, and described shaft coupling and Plug Division are welded to connect.
End, described Plug Division offers grafting circular hole in central axis position, and described shaft coupling end is provided with and coordinates the cylindrical end tangs of pegging graft with described grafting circular hole.
Described shaft coupling both sides are provided with plane, and described fork is provided with clamping part, and described clamping part coordinates with plane and clamps and rotate to shaft coupling transmission.
An assembly method for lock door mechanism for door of freeze dryer described above, comprises the following steps:
1) tentatively assembling: first a plurality of shaft couplings are connected with connecting rod respectively, then by each lock pin respectively with corresponding shaft coupling grafting close-fitting;
2) debugging: startup drive unit orders about each lock pin through connecting rod, shaft coupling and turns to released state, checks the whether complete release of door of freeze dryer, adjusts the not lock pin of release door of freeze dryer, makes each lock pin all in released state; Restart drive unit and through connecting rod, shaft coupling, order about each lock pin and turn to lockup state, check whether completely locking of door of freeze dryer, adjust the not lock pin of locking door of freeze dryer, make each lock pin all in lockup state;
3) be welded and fixed: lock pin and shaft coupling that each is adjusted to angle are welded and fixed, and form complete latch gear.
Further improvement as assembly method of the present invention:
In step 1), the bearing pin of lock pin is inserted on the casing of door of freeze dryer opening and closing place, the grafting circular hole grafting close-fitting by the cylindrical end tangs of shaft coupling and Plug Division, connects shaft coupling and connecting rod by fork.
In step 3), each shaft coupling edge is welded to connect with the contact wire of adjusting the Plug Division of angle lock pin.
Compared with prior art, the invention has the advantages that:
Lock door mechanism for door of freeze dryer of the present invention, drive unit is connected with a plurality of shaft couplings by connecting rod, each shaft coupling is all inserted with when mounted and can rotates and adjust around shaft coupling central axis the lock pin of angle near one end of door of freeze dryer, it is simple for structure, grafting by lock pin and shaft coupling is to realize the prepackage of this lock door mechanism, and lock pin can be further rotates and adjusts angle around shaft coupling central axis, so just guaranteed that single lock pin can regulate adaptation at the scene, eliminated processing and the error accumulation producing has been installed, after adjusting the angle of lock pin, under the driving of drive unit, connecting rod can drive each lock pin to rotate and locking or release door of freeze dryer by shaft coupling simultaneously, there will not be one or several lock pin to open completely and cause easily stuck phenomenon of casing gate, greatly improved operating efficiency.Lock door mechanism assembly method for door of freeze dryer of the present invention, compared with traditional direct erection welding, assembly method of the present invention can realize the field adjustable function of lock pin, after the preliminary assembling of step 1), startup drive unit orders about each lock pin through connecting rod, shaft coupling and turns to released state, check the whether complete release of door of freeze dryer, adjust the not lock pin of release door of freeze dryer, make each lock pin all in released state, restart drive unit through connecting rod, shaft coupling orders about each lock pin and turns to lockup state, check whether completely locking of door of freeze dryer, adjust the not lock pin of locking door of freeze dryer, make each lock pin all in lockup state, by this step 2) debugging, make single lock pin can regulate at the scene adaptation, eliminated processing and the error accumulation producing has been installed, by step 3), be welded and fixed again, each lock pin of adjusting angle and shaft coupling are welded and fixed, form complete latch gear, there will not be one or several lock pin to open completely and cause easily stuck phenomenon of casing gate, greatly improved efficiency of assembling.
Accompanying drawing explanation
Fig. 1 is that the present invention is the main TV structure schematic diagram of lockup state for the latch gear of door of freeze dryer.
Fig. 2 is that the present invention is the sectional structure schematic diagram of lockup state for the latch gear of door of freeze dryer.
Fig. 3 is that the present invention is for the perspective view of the latch gear shaft coupling of door of freeze dryer.
Fig. 4 is that the present invention is for the perspective view of the latch gear lock pin of door of freeze dryer.
Fig. 5 is that the present invention is for the latch gear shaft coupling of door of freeze dryer and the perspective view after lock pin assembling.
Fig. 6 is that the present invention is for the schematic flow sheet of the assembly method of the latch gear of door of freeze dryer.
In figure, each label represents:
1, drive unit; 2, connecting rod; 3, shaft coupling; 31, cylindrical end tangs; 32, plane; 4, lock pin; 41, bearing pin; 42, snap close; 43, Plug Division; 431, grafting circular hole; 5, fork; 51, clamping part.
The specific embodiment
Below with reference to Figure of description and specific embodiment, the present invention is described in further details.
Fig. 1 to Fig. 5 shows the present invention for the embodiment of the lock door mechanism of door of freeze dryer, this lock door mechanism comprises drive unit 1, drive unit 1 is connected with a plurality of shaft couplings 3 by connecting rod 2, each shaft coupling 3 is all inserted with when mounted and can rotates and adjust around shaft coupling 3 central axiss the lock pin 4 of angle near one end of door of freeze dryer, it is simple for structure, by lock pin 4 with the grafting of shaft coupling 3 to realize the prepackage of this lock door mechanism, and lock pin 4 can be further rotates and adjusts angle around shaft coupling 3 central axiss, so just guaranteed that single lock pin 4 can regulate adaptation at the scene, eliminated processing and the error accumulation producing has been installed, after adjusting the angle of lock pin 4, under the driving of drive unit 1, connecting rod 2 can drive each lock pin 4 to rotate and locking or release door of freeze dryer by shaft coupling 3 simultaneously, there will not be one or several lock pin 4 to open completely and cause easily stuck phenomenon of casing gate, greatly improved operating efficiency.
In the present embodiment, lock pin 4 comprises bearing pin 41, bearing pin 41 one end are provided with the snap close 42 for fastening door of freeze dryer, the other end is provided with for the Plug Division 43 with shaft coupling 3 grafting, by Plug Division 43, coordinating with shaft coupling 3 pegs graft can realize the rotation regulatory function of lock pin 4, snap close 42 can fastening or is dodged door of freeze dryer to guarantee the folding of this door of freeze dryer, during installation, rotating latch 42 is to required angle, shaft coupling 3 and Plug Division 43 are welded to connect, again each shaft coupling 3 is connected with connecting rod 2 by fork 5, after making each lock pin 4 adjust angle, form whole with each shaft coupling 3, it is simple in structure, easy for installation.
In the present embodiment, 43 ends, Plug Division offer grafting circular hole 431 in central axis position, shaft coupling 3 ends are provided with and coordinate the cylindrical end tangs 31 of pegging graft with the circular hole 431 of pegging graft, this grafting circular hole 431 is used in conjunction with cylindrical end tangs 31, make lock pin 4 to rotate and to adjust angle around shaft coupling 3 central axiss, to realize the Field adjustment adaption function of lock pin 4, it is simple in structure, be easy to realize.
In the present embodiment, shaft coupling 3 both sides are provided with plane 32, fork 5 is provided with clamping part 51, clamping part 51 coordinates with plane 32 and clamps and rotate to shaft coupling 3 transmission, this fork 5 is clamped the plane 32 of shaft coupling 3 both sides by clamping part 51, under the effect of drive unit 1, this fork 5 transmits and rotates to shaft coupling 3, it is simple in structure, easy to operate.
Fig. 1 to Fig. 6 shows the present invention for the embodiment of the lock door mechanism assembly method of door of freeze dryer, comprises the following steps:
1) tentatively assembling: first a plurality of shaft couplings 3 are connected with connecting rod 2 respectively, then by each lock pin 4 respectively with corresponding shaft coupling 3 grafting close-fittings;
2) debugging: startup drive unit 1 orders about each lock pin 4 through connecting rod 2, shaft coupling 3 and turns to released state, checks the whether complete release of door of freeze dryer, adjusts the not lock pin 4 of release door of freeze dryer, makes each lock pin 4 all in released state; Restart drive unit 1 and through connecting rod 2, shaft coupling 3, order about each lock pin 4 and turn to lockup state, check whether completely locking of door of freeze dryer, adjust the not lock pin 4 of locking door of freeze dryer, make each lock pin 4 all in lockup state;
3) be welded and fixed: the lock pin 4 that each is adjusted to angle is welded and fixed with shaft coupling 3, forms complete latch gear.
Compared with traditional direct erection welding, assembly method of the present invention can realize the field adjustable function of lock pin 4, after the preliminary assembling of step 1), startup drive unit 1 orders about each lock pin 4 through connecting rod 2, shaft coupling 3 and turns to released state (this released state is that the snap close 42 of lock pin 4 is dodged door of freeze dryer), check the whether complete release of door of freeze dryer, adjust the not lock pin 4 of release door of freeze dryer, make each lock pin 4 all in released state, restart drive unit 1 through connecting rod 2, shaft coupling 3 orders about each lock pin 4 and turns to lockup state (this lockup state is the snap close 42 fastening door of freeze dryer of lock pin 4), check whether completely locking of door of freeze dryer, adjust the not lock pin 4 of locking door of freeze dryer, make each lock pin 4 all in lockup state, by this step 2) debugging, make single lock pin 4 can regulate at the scene adaptation, eliminated processing and the error accumulation producing has been installed, by step 3), be welded and fixed again, each lock pin of adjusting angle 4 is welded and fixed with shaft coupling 3, form complete latch gear, there will not be one or several lock pin 4 to open completely and cause easily stuck phenomenon of casing gate, greatly improved efficiency of assembling.
In the present embodiment, in step 1), the bearing pin of lock pin 4 41 is inserted on the casing of door of freeze dryer opening and closing place to the grafting circular hole 431 grafting close-fittings by the cylindrical end tangs of shaft coupling 3 31 with Plug Division 43, by fork 5, connect shaft coupling 3 and connecting rod 2, operation is very easy for it.
In the present embodiment, in step 3), each shaft coupling 3, along being welded to connect with the contact wire of adjusting the Plug Division 43 of angle lock pin 4, is made to form integral body with each shaft coupling 3 after each lock pin 4 adjustment angles, to guarantee the bonding strength between each lock pin 4 and each shaft coupling 3.
Although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention.Any those of ordinary skill in the art, in the situation that not departing from technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible changes and modification to technical solution of the present invention, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solution of the present invention,, all should drop in the scope of technical solution of the present invention protection any simple modification made for any of the above embodiments, equivalent variations and modification according to the technology of the present invention essence.
Claims (7)
1. the lock door mechanism for door of freeze dryer, comprise drive unit (1), it is characterized in that: described drive unit (1) is connected with a plurality of shaft couplings (3) by connecting rod (2), one end of the close door of freeze dryer of each shaft coupling (3) is all inserted with when mounted and can rotates and adjust around shaft coupling (3) central axis the lock pin (4) of angle, under the driving of described drive unit (1), connecting rod (2) drives each lock pin (4) to rotate and locking or release door of freeze dryer by shaft coupling (3) simultaneously.
2. the lock door mechanism for door of freeze dryer according to claim 1, it is characterized in that: described lock pin (4) comprises bearing pin (41), described bearing pin (41) one end is provided with the snap close (42) for fastening door of freeze dryer, the other end is provided with for the Plug Division (43) with shaft coupling (3) grafting, each shaft coupling (3) is connected with connecting rod (2) by fork (5), during installation, rotating latch (42) is to required angle, and described shaft coupling (3) is welded to connect with Plug Division (43).
3. the lock door mechanism for door of freeze dryer according to claim 2, it is characterized in that: end, described Plug Division (43) offers grafting circular hole (431) in central axis position, described shaft coupling (3) end is provided with and coordinates the cylindrical end tangs (31) of pegging graft with described grafting circular hole (431).
4. the lock door mechanism for door of freeze dryer according to claim 3, it is characterized in that: described shaft coupling (3) both sides are provided with plane (32), described fork (5) is provided with clamping part (51), and described clamping part (51) coordinates with plane (32) and clamps and transmit to rotate to shaft coupling (3).
5. an assembly method for the lock door mechanism for door of freeze dryer as described in any one in claim 1 to 4, is characterized in that: comprise the following steps:
1) tentatively assembling: first a plurality of shaft couplings (3) are connected with connecting rod (2) respectively, then by each lock pin (4) respectively with corresponding shaft coupling (3) grafting close-fitting;
2) debugging: startup drive unit (1) orders about each lock pin (4) through connecting rod (2), shaft coupling (3) and turns to released state, check the whether complete release of door of freeze dryer, adjust the not lock pin of release door of freeze dryer (4), make each lock pin (4) all in released state; Restarting drive unit (1) orders about each lock pin (4) through connecting rod (2), shaft coupling (3) and turns to lockup state, check whether completely locking of door of freeze dryer, adjust the not lock pin of locking door of freeze dryer (4), make each lock pin (4) all in lockup state;
3) be welded and fixed: the lock pin (4) that each is adjusted to angle is welded and fixed with shaft coupling (3), forms complete latch gear.
6. the assembly method of the lock door mechanism for door of freeze dryer according to claim 5, it is characterized in that: in step 1), the bearing pin of lock pin (4) (41) is inserted on the casing of door of freeze dryer opening and closing place, grafting circular hole (431) grafting close-fitting by the cylindrical end tangs of shaft coupling (3) (31) with Plug Division (43), connects shaft coupling (3) and connecting rod (2) by fork (5).
7. according to the assembly method of the lock door mechanism for door of freeze dryer described in claim 5 or 6, it is characterized in that: in step 3), each shaft coupling (3) edge is welded to connect with the contact wire of adjusting the Plug Division (43) of angle lock pin (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310734814.3A CN103742011B (en) | 2013-12-27 | 2013-12-27 | Lock door mechanism and assembly method thereof for door of freeze dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310734814.3A CN103742011B (en) | 2013-12-27 | 2013-12-27 | Lock door mechanism and assembly method thereof for door of freeze dryer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103742011A true CN103742011A (en) | 2014-04-23 |
| CN103742011B CN103742011B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310734814.3A Active CN103742011B (en) | 2013-12-27 | 2013-12-27 | Lock door mechanism and assembly method thereof for door of freeze dryer |
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| CN (1) | CN103742011B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5037147A (en) * | 1990-04-06 | 1991-08-06 | Hull Corporation | Latching mechanism for chamber access door |
| US6123370A (en) * | 1999-03-31 | 2000-09-26 | Hartwell Corporation | Increased strength dogging mechanism |
| CN200967549Y (en) * | 2006-11-01 | 2007-10-31 | 唐华 | Rapid open-close steel watertight door |
| JP2011026893A (en) * | 2009-07-28 | 2011-02-10 | Takigen Mfg Co Ltd | Door structure for casing |
| CN201786117U (en) * | 2010-09-06 | 2011-04-06 | 伊马莱富（北京）制药系统有限公司 | Linkage rotation door lock of large-sized freeze drying machine |
| CN203783294U (en) * | 2013-12-27 | 2014-08-20 | 楚天科技股份有限公司 | Lock pin mechanism for freeze-dryer door |
-
2013
- 2013-12-27 CN CN201310734814.3A patent/CN103742011B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5037147A (en) * | 1990-04-06 | 1991-08-06 | Hull Corporation | Latching mechanism for chamber access door |
| US6123370A (en) * | 1999-03-31 | 2000-09-26 | Hartwell Corporation | Increased strength dogging mechanism |
| CN200967549Y (en) * | 2006-11-01 | 2007-10-31 | 唐华 | Rapid open-close steel watertight door |
| JP2011026893A (en) * | 2009-07-28 | 2011-02-10 | Takigen Mfg Co Ltd | Door structure for casing |
| CN201786117U (en) * | 2010-09-06 | 2011-04-06 | 伊马莱富（北京）制药系统有限公司 | Linkage rotation door lock of large-sized freeze drying machine |
| CN203783294U (en) * | 2013-12-27 | 2014-08-20 | 楚天科技股份有限公司 | Lock pin mechanism for freeze-dryer door |
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| Publication number | Publication date |
|---|---|
| CN103742011B (en) | 2016-08-17 |
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