CN106401791B - Cool down engine cylinder body - Google Patents
Cool down engine cylinder body Download PDFInfo
- Publication number
- CN106401791B CN106401791B CN201611166727.2A CN201611166727A CN106401791B CN 106401791 B CN106401791 B CN 106401791B CN 201611166727 A CN201611166727 A CN 201611166727A CN 106401791 B CN106401791 B CN 106401791B
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- cylinder body
- flow channel
- coolant flow
- pressure
- working medium
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of housing structures of thermomotor, are specifically a kind of cooling engine cylinder body.It includes the cylinder body that there is high-pressure working medium gas expansion in inside, has the chuck on inboard wall of cylinder block in the inner cavity of cylinder body, and chuck has fluid lumen, and the fluid lumen forms coolant flow channel, coolant flow channel connection high pressure oil cooler and booster.After above-mentioned structure, the chuck with circulating cooling passage set in inner chamber of cylinder block, circulating cooling passage is sequentially connected in series high pressure oil cooler and booster or is directly connected to high pressure oil cooler and booster respectively, it is possible thereby to by beating 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, the thickness of casing wall is relatively thin with regard to what can be done in so, be conducive to absorb between piston ring and interior casing wall and wear the temperature brought, no matter how thick cylinder body increase is, does not affect the thermomotor cooling cylinder body of cooling effect.
Description
Technical field
The present invention relates to a kind of housing structures of thermomotor, are specifically a kind of cooling engine cylinder body.
Background technology
Traditionally, the wall thickness of the cylinder body externally to do work by high-temperature gas expansion is thicker, and especially cylinder diameter is bigger, Working medium gas
Pressure is bigger, and required casing wall thickness is thicker, cannot by traditional mode for outside cylinder body water jacket being set to cool down cylinder interior
Meet needs, hinder the development of the cylinder body of the big output power such as large-diameter High Voltage, especially piston makees oil-free in cylinder body
Lubricate the thermomotor moved back and forth, it is impossible to effectively reduce center housing temperature, the abrasion of piston ring can be accelerated, shorten service life.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of not only working medium good seal performance, good cooling results, Er Qieneng
It is enough to reduce abrasion, so as to the cooling engine cylinder body to prolong the service life.
In order to solve the above-mentioned technical problem, cooling engine cylinder body of the invention has the high-pressure working medium gas swollen including inside
Swollen cylinder body, has the chuck on inboard wall of cylinder block in the inner cavity of cylinder body, and chuck has fluid lumen, the fluid lumen shape
Into coolant flow channel, coolant flow channel connection high pressure oil cooler and booster.
The coolant flow channel is sequentially connected in series high pressure oil cooler and booster.
The coolant flow channel is directly connected to high pressure oil cooler and booster respectively.
The booster is the inner cavity of cylinder body, and the high-pressure working medium gas of the inner chamber of cylinder block is to the coolant in coolant flow channel
Apply a pressure, to balance the pressure difference between coolant flow channel and inner chamber of cylinder block.
The booster is an external accumulator, and the high-pressure working medium gas of storage, accumulator are given in the accumulator
Coolant in coolant flow channel applies an equilibrium pressure.
The booster is an oil pump.
It is set between the high pressure oil cooler and booster there are one dummy piston, the in vivo high-pressure working medium of cylinder is by pushing away
Dynamic balancing piston applies an equilibrium pressure to the coolant in coolant flow channel.
It is set between the coolant flow channel and booster there are one dummy piston, the in vivo high-pressure working medium of cylinder is put down by promoting
The piston that weighs applies an equilibrium pressure to the coolant in coolant flow channel.
One oil outlet is set on the coolant flow channel, the coolant flow channel oil outlet is installed there are one overflow valve,
It is so flowed through through subcooler coolant after cooling and fuel tank is returned to by overflow valve after coolant flow channel cools down cylinder body.
The overflow valve is a vapor liquid equilibrium overflow valve, and the vapor liquid equilibrium overflow valve includes a valve body, the valve
The plungers valve core with valve body slides sealing is provided in vivo, and the valve body is divided into two parts by plungers valve core, and a portion is
With the air cavity that high-pressure working medium gas communicates in cylinder body, another part is the oil being connected with the oil outlet of circulating cooling runner
Chamber, is provided with the overflow port with fuel tank unicom on the valve body where oil pocket, and the movement of the 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 that is set in inner chamber of cylinder block, circulating cooling is led to
Road is sequentially connected in series high pressure oil cooler and booster or is directly connected to high pressure oil cooler and booster respectively, it is possible thereby to pass through
High pressure cooling oil is beaten into circulating cooling runner, makes the high-pressure working medium pressure in oil pressure and inner chamber of cylinder block suitable, so interior casing wall
Thickness it is relatively thin with regard to what can be done, be conducive to absorb and the temperature brought worn between piston ring and interior casing wall, no matter cylinder body increase it is more
Thickness does not affect the thermomotor cooling cylinder body of cooling effect.
Description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention one；
Fig. 2 is the structure diagram of the embodiment of the present invention two；
Fig. 3 is the structure diagram of the embodiment of the present invention three；
Fig. 4 is the structure diagram of the embodiment of the present invention four；
Fig. 5 is the structure diagram of the embodiment of the present invention four.
Specific embodiment
With reference to the accompanying drawings and detailed description, the cooling engine cylinder body of the present invention is described in further detail.
Embodiment one：
As shown in Figure 1, the cooling engine cylinder body of the present invention, there is the cylinder body 1 of high-pressure working medium gas expansion, cylinder including inside
There is the chuck 3 on inboard wall of cylinder block in the inner cavity of body 1, chuck 3 has fluid lumen, and fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and booster, coolant flow channel 4 are sequentially connected in series high pressure oil cooler 9 and booster, institute
The booster said is an oil pump 2, an oil outlet is set on coolant flow channel 4, there are one overflow for the installation of 4 oil outlet of coolant flow channel
Valve 5 is flowed, is so flowed through through subcooler coolant after cooling and oil is returned to by overflow valve after coolant flow channel 4 cools down cylinder body
Case, described overflow valve are a vapor liquid equilibrium overflow valves, and vapor liquid equilibrium overflow valve includes a valve body 6, set in the valve body 6
The plungers valve core 7 with valve body slides sealing is equipped with, the 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 outlet of circulating cooling runner 4
11, the overflow port with fuel tank unicom is provided on the valve body where oil pocket, the movement of the 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 cooling engine cylinder body of the present invention, there is the cylinder body 1 of high-pressure working medium gas expansion, cylinder including inside
There is the chuck 3 on inboard wall of cylinder block in the inner cavity of body 1, chuck 3 has fluid lumen, and fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and booster, coolant flow channel 4 are sequentially connected in series high pressure oil cooler 9 and booster, institute
The booster said is an external accumulator 7, and the high-pressure working medium gas stored in accumulator 7, accumulator 7 is to coolant flow channel 4
Interior coolant applies an equilibrium pressure, and there are one dummy piston 8, cylinder bodies for setting between high pressure oil cooler 9 and accumulator 7
High-pressure working medium in 1 is effectively avoided by the way that dummy piston 8 is promoted to apply an equilibrium pressure to the coolant in coolant flow channel 4
Because coolant flow channel 4 is directly connected with the inner cavity of cylinder body 1, caused by pollution of the coolant to the Working medium gas in cylinder body 1.
Embodiment three：
As shown in figure 3, the cooling engine cylinder body of the present invention, there is the cylinder body 1 of high-pressure working medium gas expansion, cylinder including inside
There is the chuck 3 on inboard wall of cylinder block in the inner cavity of body 1, chuck 3 has fluid lumen, and fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and booster, and coolant flow channel 4 is sequentially connected in series high pressure oil cooler 9 and booster, cold
But runner 4 is sequentially connected in series high pressure oil cooler 9 and booster, and described booster is the inner cavity of cylinder body 1,1 inner cavity of cylinder body
High-pressure working medium gas apply a pressure to the coolant in coolant flow channel 4, with balance coolant flow channel 4 and 1 inner cavity of cylinder body it
Between pressure difference, set between described high pressure oil cooler 9 and booster there are one dummy piston 8, the high-pressure working medium in cylinder body 1
By the way that dummy piston 8 is promoted to apply an equilibrium pressure to the coolant in coolant flow channel 4, effectively prevent because of coolant flow channel 4
Directly connected with the inner cavity of cylinder body 1, caused by pollution of the coolant to the Working medium gas in cylinder body 1.
Example IV：
As shown in figure 4, the cooling engine cylinder body of the present invention, there is the cylinder body 1 of high-pressure working medium gas expansion, cylinder including inside
There is the chuck 3 on inboard wall of cylinder block in the inner cavity of body 1, chuck 3 has fluid lumen, and fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and booster, and coolant flow channel 4 is directly connected to high pressure oil cooler 9 and supercharging respectively
Device, described booster are the inner cavity of cylinder body 1, and the high-pressure working medium gas of 1 inner cavity of cylinder body applies to the coolant in coolant flow channel 4
One pressure, to balance the pressure difference between 1 inner cavity of coolant flow channel 4 and cylinder body, between coolant flow channel 4 and booster there are one settings
Dummy piston 8, the high-pressure working medium in cylinder body 1 is by promoting dummy piston 8 to apply a balance to the coolant in coolant flow channel 4
Pressure effectively prevents directly connecting with the inner cavity of cylinder body 1 because of coolant flow channel 4, caused by coolant to the working medium gas in cylinder body 1
The pollution of body.
Embodiment five：
As shown in figure 5, the cooling engine cylinder body of the present invention, there is the cylinder body 1 of high-pressure working medium gas expansion, cylinder including inside
There is the chuck 3 on inboard wall of cylinder block in the inner cavity of body 1, chuck 3 has fluid lumen, and fluid lumen forms coolant flow channel 4,
Coolant flow channel 4 connects high pressure oil cooler 9 and booster, and coolant flow channel 4 is directly connected to high pressure oil cooler 9 and supercharging respectively
Device, described booster are an external accumulator 7, and the high-pressure working medium gas stored in accumulator 7, accumulator 7 is to cooling
Coolant in runner 4 applies an equilibrium pressure, and there are one dummy piston 8, cylinder bodies for setting between coolant flow channel 4 and booster
High-pressure working medium in 1 is effectively avoided by the way that dummy piston 8 is promoted to apply an equilibrium pressure to the coolant in coolant flow channel 4
Because coolant flow channel 4 is directly connected with the inner cavity of cylinder body 1, caused by pollution of the coolant to the Working medium gas in cylinder body 1.
Claims (7)
1. a kind of cooling engine cylinder body has the cylinder body of high-pressure working medium gas expansion including inside（1）, it is characterised in that：It is described
Cylinder body（1）Inner cavity in there is the chuck on the inboard wall of cylinder block（3）, the chuck（3）With fluid lumen, in the fluid
Chamber forms coolant flow channel（4）, the coolant flow channel（4）Connect high pressure oil cooler（9）And booster；The booster is cylinder body
（1）Inner cavity, the cylinder body（1）The high-pressure working medium gas of inner cavity is to coolant flow channel（4）Interior coolant applies a pressure, with
Balance coolant flow channel（4）And cylinder body（1）Pressure difference between inner cavity.
2. cooling engine cylinder body described in accordance with the claim 1, it is characterised in that：The coolant flow channel（4）It is sequentially connected in series height
Pressure oil cooler（9）And booster.
3. cooling engine cylinder body described in accordance with the claim 1, it is characterised in that：The coolant flow channel（4）Directly connect respectively
Connect high pressure oil cooler（9）And booster.
4. cooling engine cylinder body described in accordance with the claim 2, it is characterised in that：The high pressure oil cooler（9）And supercharging
Dummy piston there are one being set between device（8）, cylinder body（1）Interior high-pressure working medium is by promoting dummy piston（8）To coolant flow channel
（4）Interior coolant applies an equilibrium pressure, effectively prevents because of coolant flow channel（4）And cylinder body（1）Inner cavity directly connect,
Caused by coolant to cylinder body（1）The pollution of interior Working medium gas.
5. cooling engine cylinder body described in accordance with the claim 3, it is characterised in that：The coolant flow channel（4）With booster it
Between set there are one dummy piston（8）, cylinder body（1）Interior high-pressure working medium is by promoting dummy piston（8）To coolant flow channel（4）It is interior
Coolant apply an equilibrium pressure, effectively prevent because of coolant flow channel（4）And cylinder body（1）Inner cavity directly connect, cause
Coolant to cylinder body（1）The pollution of interior Working medium gas.
6. according to the cooling engine cylinder body described in claim 5, it is characterised in that：In the coolant flow channel（4）It is upper to set one
A oil outlet, the coolant flow channel（4）There are one overflow valves for oil outlet installation（5）, it is so after cooling cold through subcooler
But liquid stream supercooling runner（4）Fuel tank is returned to by overflow valve after being cooled down to cylinder body.
7. according to the cooling engine cylinder body described in claim 6, it is characterised in that：The overflow valve is that a vapor liquid equilibrium overflows
Valve is flowed, the vapor liquid equilibrium overflow valve includes a valve body（6）, the valve body（6）Inside it is provided with the column with valve body slides sealing
Plug valve core（7）, the valve body（6）Two parts are divided by plungers valve core, a portion is and high-pressure working medium gas phase in cylinder body
Logical air cavity（10）, another part is and circulating cooling runner（4）Oil outlet connection oil pocket（11）, where oil pocket
The overflow port with fuel tank unicom, the plungers valve core are provided on valve body（7）Movement can change overflow port overflow ducts
Size, 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 CN106401791A (en) | 2017-02-15 |
| CN106401791B true 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 |
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| Publication number | Publication date |
|---|---|
| CN106401791A (en) | 2017-02-15 |
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| C06 | Publication | ||
| PB01 | 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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| GR01 | Patent grant | ||
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| 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 |