CN106401791A - Efficient cooling engine cylinder - Google Patents
Efficient cooling engine cylinder Download PDFInfo
- Publication number
- CN106401791A CN106401791A CN201611166727.2A CN201611166727A CN106401791A CN 106401791 A CN106401791 A CN 106401791A CN 201611166727 A CN201611166727 A CN 201611166727A CN 106401791 A CN106401791 A CN 106401791A
- Authority
- CN
- China
- Prior art keywords
- flow channel
- coolant flow
- cylinder body
- cylinder
- pressure
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G1/00—Hot gas positive-displacement engine plants
- F02G1/04—Hot gas positive-displacement engine plants of closed-cycle type
- F02G1/043—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
- F02G1/053—Component parts or details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G2270/00—Constructional features
- F02G2270/55—Cylinders
Abstract
The invention discloses a cylinder body structure of a heat engine, and particularly relates to an efficient cooling engine cylinder. The efficient cooling engine cylinder comprises a cylinder body with high-pressure working medium gas expansion inside, an inner cavity of the cylinder body is provided with a jacket embedded on the inner wall of the cylinder body, the jacket is provided with a fluid inner cavity, and a cooling flow way is formed in the fluid inner cavity and is connected with a high-pressure oil cooler and a pressurizing device. By the adoption of the structure, the jacket with a circular cooling channel is arranged in the inner cavity of the cylinder body, the circular cooling channel is sequentially in series connection with a high-pressure oil cooler and the pressurizing device or directly connected with the high-pressure oil cooler and the pressurizing device, and accordingly through introducing of high-pressure cooling oil into the circular cooling flow way, the oil pressure and the pressure of high-pressure working media in the inner cavity of the cylinder body are equivalent; thus, the thickness of the inner cylinder wall can be smaller, the temperature brought by wear between a piston ring and the inner cylinder wall can be absorbed, and according to the efficient cooling cylinder body of the heat engine, no matter how much the thickness of the cylinder body is increased, the cooling effect is not affected.
Description
Technical field
The present invention relates to a kind of housing structure of thermomotor, specifically a kind of efficiently cooling engine cylinder-body.
Background technology
Traditionally, the wall thickness of the cylinder body that the expansion of dependence high-temperature gas is externally done work is thicker, and especially cylinder diameter is bigger, Working medium gas
Pressure is bigger, and required casing wall thickness is thicker, can not by traditional mode that setting water jacket cools down to cylinder interior outside cylinder body
Meet needs, hinder the development of the cylinder body of the big output such as large-diameter High Voltage, especially piston makees oil-free in cylinder body
Lubricate reciprocating thermomotor it is impossible to effectively reduce center housing temperature, the abrasion of piston ring can be accelerated, shorten service life.
Content of the invention
The technical problem to be solved in the present invention is to provide one kind not only working medium good seal performance, good cooling results, Er Qieneng
Enough minimizing is worn and torn, thus the efficient cooling engine cylinder-body increasing the service life.
In order to solve above-mentioned technical problem, the efficient cooling engine cylinder-body of the present invention, including inside have high-pressure working medium gas
The cylinder body of volume expansion, has the chuck being embedded on inboard wall of cylinder block in the inner chamber of cylinder body, chuck has fluid lumen, in described fluid
Chamber forms coolant flow channel, and coolant flow channel connects high pressure oil cooler and supercharger.
Described coolant flow channel is sequentially connected in series high pressure oil cooler and supercharger.
Described coolant flow channel is directly connected to high pressure oil cooler and supercharger respectively.
Described supercharger is the inner chamber of cylinder body, and the high-pressure working medium gas of described inner chamber of cylinder block is to the coolant in coolant flow channel
Apply a pressure, to balance the pressure reduction between coolant flow channel and inner chamber of cylinder block.
Described supercharger is an external accumulator, the high-pressure working medium gas of storage in described accumulator, and accumulator is given
Coolant in coolant flow channel applies an equilibrium pressure.
Described supercharger is an oil pump.
It is provided with a dummy piston, the high-pressure working medium in cylinder body is passed through to push away between described high pressure oil cooler and supercharger
Dynamic balancing piston applies an equilibrium pressure to the coolant in coolant flow channel.
It is provided with a dummy piston, it is flat that the high-pressure working medium in cylinder body passes through promotion between described coolant flow channel and supercharger
Weighing apparatus piston applies an equilibrium pressure to the coolant in coolant flow channel.
Described coolant flow channel arranges an oil-out, an overflow valve is installed at described coolant flow channel oil-out,
So the coolant after subcooler cooling flows through after coolant flow channel cools down to cylinder body and returns to fuel tank by overflow valve.
Described overflow valve is a vapor liquid equilibrium overflow valve, and described vapor liquid equilibrium overflow valve includes a valve body, described valve
It is provided with the plungers valve core with valve body slides sealing in vivo, described valve body is divided into two parts by plungers valve core, and a portion is
The air cavity communicating with cylinder body inner high voltage Working medium gas, another part is the oil being connected with the oil-out of circulating cooling runner
Chamber, is provided with the overfall with fuel tank UNICOM on the valve body that oil pocket is located, and the movement of described plungers valve core can change overflow
The size of mouth overflow ducts, and then change oil pressure size in oil pocket.
After above-mentioned structure, the chuck with circulating cooling passage of setting in inner chamber of cylinder block, circulating cooling is led to
Road is sequentially connected in series high pressure oil cooler and supercharger or is directly connected to high pressure oil cooler and supercharger respectively, thus can pass through
Beat high pressure cooling oil into circulating cooling runner, make the high-pressure working medium pressure in oil pressure and inner chamber of cylinder block suitable, so interior casing wall
Thickness just can do relatively thin, be conducive to absorbing the temperature brought of wearing and tearing between piston ring and interior casing wall, no matter cylinder body increase many
Thickness, the thermomotor not affecting cooling effect efficiently cools down cylinder body.
Brief description
Fig. 1 is the structural representation of the embodiment of the present invention one；
Fig. 2 is the structural representation of the embodiment of the present invention two；
Fig. 3 is the structural representation of the embodiment of the present invention three；
Fig. 4 is the structural representation of the embodiment of the present invention four；
Fig. 5 is the structural representation of the embodiment of the present invention four.
Specific embodiment
With reference to the accompanying drawings and detailed description, the efficient cooling engine cylinder-body of the present invention is made further specifically
Bright.
Embodiment one：
As shown in figure 1, the efficient cooling engine cylinder-body of the present invention, including inside have the cylinder body 1 of high-pressure working medium gas expansion, cylinder
There is in the inner chamber of body 1 chuck 3 being embedded on inboard wall of cylinder block, chuck 3 has fluid lumen, fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and supercharger, and coolant flow channel 4 is sequentially connected in series high pressure oil cooler 9 and supercharger, institute
The supercharger said is an oil pump 2, and coolant flow channel 4 arranges an oil-out, is provided with one and overflows at coolant flow channel 4 oil-out
Stream valve 5, the so coolant after subcooler cooling flow through coolant flow channel 4 and return to oil to after cylinder body cooling by overflow valve
Case, described overflow valve is a vapor liquid equilibrium overflow valve, and vapor liquid equilibrium overflow valve includes a valve body 6, sets in described valve body 6
It is equipped with the plungers valve core 7 with valve body slides sealing, described valve body 6 is divided into two parts by plungers valve core, and a portion is and cylinder
The air cavity 10 that internal high-pressure working medium gas communicates, another part is the oil pocket being connected with the oil-out of circulating cooling runner 4
11, the overfall with fuel tank UNICOM is provided with the valve body that oil pocket is located, the movement of described plungers valve core 7 can change overflow
The size of mouth overflow ducts, and then change oil pressure size in oil pocket.
Embodiment two：
As shown in Fig. 2 the efficient cooling engine cylinder-body of the present invention, including inside have the cylinder body 1 of high-pressure working medium gas expansion, cylinder
There is in the inner chamber of body 1 chuck 3 being embedded on inboard wall of cylinder block, chuck 3 has fluid lumen, fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and supercharger, and coolant flow channel 4 is sequentially connected in series high pressure oil cooler 9 and supercharger, institute
The supercharger said is an external accumulator 7, the high-pressure working medium gas of storage in accumulator 7, and coolant flow channel 4 given by accumulator 7
Interior coolant applies an equilibrium pressure, is provided with a dummy piston 8, cylinder body between high pressure oil cooler 9 and accumulator 7
High-pressure working medium in 1 is passed through to promote dummy piston 8 to apply an equilibrium pressure to the coolant in coolant flow channel 4, is prevented effectively from
Because coolant flow channel 4 directly connects with the inner chamber of cylinder body 1, the pollution to the Working medium gas in cylinder body 1 for the coolant causing.
Embodiment three：
As shown in figure 3, the efficient cooling engine cylinder-body of the present invention, including inside have the cylinder body 1 of high-pressure working medium gas expansion, cylinder
There is in the inner chamber of body 1 chuck 3 being embedded on inboard wall of cylinder block, chuck 3 has fluid lumen, fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and supercharger, and coolant flow channel 4 is sequentially connected in series high pressure oil cooler 9 and supercharger, cold
But runner 4 is sequentially connected in series high pressure oil cooler 9 and supercharger, and described supercharger is the inner chamber of cylinder body 1, described cylinder body 1 inner chamber
High-pressure working medium gas apply a pressure to the coolant in coolant flow channel 4, with balance coolant flow channel 4 and cylinder body 1 inner chamber it
Between pressure reduction, be provided with a dummy piston 8, the high-pressure working medium in cylinder body 1 between described high pressure oil cooler 9 and supercharger
Apply an equilibrium pressure by promoting dummy piston 8 to the coolant in coolant flow channel 4, effectively prevent because of coolant flow channel 4
Directly connect with the inner chamber of cylinder body 1, the pollution to the Working medium gas in cylinder body 1 for the coolant causing.
Example IV：
As shown in figure 4, the efficient cooling engine cylinder-body of the present invention, including inside have the cylinder body 1 of high-pressure working medium gas expansion, cylinder
There is in the inner chamber of body 1 chuck 3 being embedded on inboard wall of cylinder block, chuck 3 has fluid lumen, fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and supercharger, and coolant flow channel 4 is directly connected to high pressure oil cooler 9 and supercharging respectively
Device, described supercharger is the inner chamber of cylinder body 1, and the high-pressure working medium gas of cylinder body 1 inner chamber applies to the coolant in coolant flow channel 4
One pressure, to balance the pressure reduction between coolant flow channel 4 and cylinder body 1 inner chamber, is provided with one between coolant flow channel 4 and supercharger
Dummy piston 8, the high-pressure working medium in cylinder body 1 is passed through to promote dummy piston 8 to apply a balance to the coolant in coolant flow channel 4
Pressure, effectively prevent and directly connect with the inner chamber of cylinder body 1 because of coolant flow channel 4, and the coolant causing is to the working medium gas in cylinder body 1
The pollution of body.
Embodiment five：
As shown in figure 5, the efficient cooling engine cylinder-body of the present invention, including inside have the cylinder body 1 of high-pressure working medium gas expansion, cylinder
There is in the inner chamber of body 1 chuck 3 being embedded on inboard wall of cylinder block, chuck 3 has fluid lumen, fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and supercharger, and coolant flow channel 4 is directly connected to high pressure oil cooler 9 and supercharging respectively
Device, described supercharger is an external accumulator 7, the high-pressure working medium gas of storage in accumulator 7, and cooling given by accumulator 7
Coolant in runner 4 applies an equilibrium pressure, is provided with a dummy piston 8, cylinder body between coolant flow channel 4 and supercharger
High-pressure working medium in 1 is passed through to promote dummy piston 8 to apply an equilibrium pressure to the coolant in coolant flow channel 4, is prevented effectively from
Because coolant flow channel 4 directly connects with the inner chamber of cylinder body 1, the pollution to the Working medium gas in cylinder body 1 for the coolant causing.
Claims (10)
1. a kind of efficiently cool down engine cylinder-body, including inside have the cylinder body of high-pressure working medium gas expansion（1）It is characterised in that：
Described cylinder body（1）Inner chamber in there is the chuck being embedded on inboard wall of cylinder block（3）, described chuck（3）There is fluid lumen, described stream
Intracoelomic cavity forms coolant flow channel（4）, described coolant flow channel（4）Connect high pressure oil cooler（9）And supercharger.
2. according to the efficient cooling engine cylinder-body described in claim 1 it is characterised in that：Described coolant flow channel（4）Go here and there successively
Connect high pressure oil cooler（9）And supercharger.
3. according to the efficient cooling engine cylinder-body described in claim 1 it is characterised in that：Described coolant flow channel（4）Straight respectively
Connect high pressure oil cooler in succession（9）And supercharger.
4. according to the efficient cooling engine cylinder-body described in Claims 2 or 3 it is characterised in that：Described supercharger is cylinder body（1）
Inner chamber, described cylinder body（1）The high-pressure working medium gas of inner chamber is to coolant flow channel（4）Interior coolant applies a pressure, with flat
Weighing apparatus coolant flow channel（4）And cylinder body（1）Pressure reduction between inner chamber.
5. according to the efficient cooling engine cylinder-body described in Claims 2 or 3 it is characterised in that：Outside described supercharger is one
The accumulator connecing（7）, described accumulator（7）The high-pressure working medium gas of interior storage, accumulator（7）To coolant flow channel（4）Interior is cold
But liquid application adds an equilibrium pressure.
6. according to the efficient cooling engine cylinder-body described in Claims 2 or 3 it is characterised in that：Described supercharger is an oil
Pump（2）.
7. according to the efficient cooling engine cylinder-body described in claim 2 it is characterised in that：Described high pressure oil cooler（9）With
It is provided with a dummy piston between supercharger（8）, cylinder body（1）Interior high-pressure working medium is passed through to promote dummy piston（8）To cooling
Runner（4）Interior coolant applies an equilibrium pressure, effectively prevent because of coolant flow channel（4）And cylinder body（1）Inner chamber direct
Connection, the coolant causing is to cylinder body（1）The pollution of interior Working medium gas.
8. according to the efficient cooling engine cylinder-body described in claim 3 it is characterised in that：Described coolant flow channel（4）And supercharging
It is provided with a dummy piston between device（8）, cylinder body（1）Interior high-pressure working medium is passed through to promote dummy piston（8）To coolant flow channel
（4）Interior coolant applies an equilibrium pressure, effectively prevent because of coolant flow channel（4）And cylinder body（1）Inner chamber directly connect,
The coolant causing is to cylinder body（1）The pollution of interior Working medium gas.
9. according to the efficient cooling engine cylinder-body described in claim 6 it is characterised in that：In described coolant flow channel（4）On set
Put an oil-out, described coolant flow channel（4）One overflow valve is installed at oil-out（5）, so after subcooler cooling
Coolant flow through coolant flow channel（4）To after cylinder body cooling, fuel tank is returned to by overflow valve.
10. according to the efficient cooling engine cylinder-body described in claim 9 it is characterised in that：Described overflow valve is a gas-liquid
Balancing overflow valve, described vapor liquid equilibrium overflow valve includes a valve body（6）, described valve body（6）Inside it is provided with close with valve body slides
The plungers valve core of envelope（7）, described valve body（6）Two parts are divided into by plungers valve core, a portion is and cylinder body inner high voltage working medium
The air cavity that gas communicates（10）, another part is and circulating cooling runner（4）Oil-out connect oil pocket（11）, in oil
Overfall with fuel tank UNICOM, described plungers valve core are provided with the valve body that chamber is located（7）Movement can change overfall overflow
The size of circulation road, and then change oil pressure size in oil pocket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611166727.2A CN106401791B (en) | 2016-12-16 | 2016-12-16 | Cool down engine cylinder body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611166727.2A CN106401791B (en) | 2016-12-16 | 2016-12-16 | Cool down engine cylinder body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106401791A true CN106401791A (en) | 2017-02-15 |
| CN106401791B CN106401791B (en) | 2018-05-22 |
Family
ID=58087768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611166727.2A Active CN106401791B (en) | 2016-12-16 | 2016-12-16 | Cool down engine cylinder body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106401791B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3547005A (en) * | 1966-03-22 | 1970-12-15 | Philips Corp | Device with rolling diaphragm seal separating gas and liquid |
| US6161389A (en) * | 1998-02-06 | 2000-12-19 | Sanyo Electric Co., Ltd. | Stirling machine with heat exchanger having fin structure |
| CN103306849A (en) * | 2012-06-08 | 2013-09-18 | 摩尔动力(北京)技术股份有限公司 | Combined piston airstream phase circulating engine |
| CN105804887A (en) * | 2016-04-27 | 2016-07-27 | 江苏源之翼电气有限公司 | Working medium sealing system for Stirling engine |
-
2016
- 2016-12-16 CN CN201611166727.2A patent/CN106401791B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3547005A (en) * | 1966-03-22 | 1970-12-15 | Philips Corp | Device with rolling diaphragm seal separating gas and liquid |
| US6161389A (en) * | 1998-02-06 | 2000-12-19 | Sanyo Electric Co., Ltd. | Stirling machine with heat exchanger having fin structure |
| CN103306849A (en) * | 2012-06-08 | 2013-09-18 | 摩尔动力(北京)技术股份有限公司 | Combined piston airstream phase circulating engine |
| CN105804887A (en) * | 2016-04-27 | 2016-07-27 | 江苏源之翼电气有限公司 | Working medium sealing system for Stirling engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106401791B (en) | 2018-05-22 |
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| C06 | Publication | ||
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180420 Address after: Hongze District of Huaian city in 223001 Jiangsu County of Hongze Province east of Shuanggou Town Industrial Zone Applicant after: Source wing intelligent equipment manufacturing (Jiangsu) Co., Ltd. Address before: The new road Side Town Village 212000 Zhenjiang province Jiangsu City Jingkou District Applicant before: JIANGSU YUANZHIYI ELECTRIC CO., LTD. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201216 Address after: No.32, group 27, Shangqiao village, yong'anzhou Town, Gaogang District, Taizhou City, Jiangsu Province 225300 Patentee after: Zhang Xue Address before: 223001 industrial zone of East double ditch town, Hongze District, Hongze, Huaian, Jiangsu Patentee before: Source wing intelligent equipment manufacturing (Jiangsu) Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211224 Address after: 215400 No. 178, Baihua South Road, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province Patentee after: TAICANG CITY HAIFENG METAL PRODUCTS Co.,Ltd. Address before: No.32, group 27, Shangqiao village, yong'anzhou Town, Gaogang District, Taizhou City, Jiangsu Province 225300 Patentee before: Zhang Xue |
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| TR01 | Transfer of patent right |