CN111734547A - Integrated form stirling engine power unit - Google Patents
Integrated form stirling engine power unit Download PDFInfo
- Publication number
- CN111734547A CN111734547A CN202010704051.8A CN202010704051A CN111734547A CN 111734547 A CN111734547 A CN 111734547A CN 202010704051 A CN202010704051 A CN 202010704051A CN 111734547 A CN111734547 A CN 111734547A
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- annular
- power unit
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- 238000007789 sealing Methods 0.000 claims abstract description 60
- 230000001172 regenerating effect Effects 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims description 22
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 239000000945 filler Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 11
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 239000003921 oil Substances 0.000 description 8
- 238000011084 recovery Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- F02G1/055—Heaters or coolers
-
- 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
-
- 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
- F02G1/0535—Seals or sealing arrangements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The invention relates to the technical field of Stirling engines, and discloses an integrated Stirling engine power unit which comprises a cylinder sleeve, a piston body and a piston rod, wherein a heat collector body is arranged at the upper end of the cylinder sleeve, a cylinder cavity is arranged in the cylinder sleeve, the piston body is positioned in the cylinder cavity, an annular regenerative cavity is arranged on the outer side of the cylinder cavity in the cylinder sleeve, a medium channel for connecting the annular regenerative cavity and the cylinder cavity is arranged in the heat collector body, a heat regenerator is arranged in the annular regenerative cavity, an annular cooler is arranged at the opening end of the annular regenerative cavity, a sealing assembly sleeved on the piston rod is arranged at the lower end of the annular cooler, the upper end of the sealing assembly is connected with the lower end of the annular cooler in a sealing mode, and a connecting rod for. The invention integrates the heat regenerator and the cooler into the power unit, thereby omitting a peripheral gas circuit, reducing the heat loss of the peripheral gas circuit and improving the heat utilization rate.
Description
Technical Field
The invention relates to the technical field of Stirling engines, in particular to an integrated Stirling engine power unit.
Background
The stirling engine was invented in 1816 by robusts stirling, a physicist of the united kingdom, and was therefore named "stirling engine". The stirling engine is also called a heat engine because a piston is pushed to do work by pressure difference generated by thermal expansion and heat release contraction of a working medium (hydrogen, nitrogen or helium) in a cylinder, so that heat energy is converted into mechanical energy to be output. The stirling engine is an "external combustion" type engine that generally operates at an efficiency intermediate between that of a gasoline engine and that of a diesel engine. The fuel of the Stirling engine is selected widely, basically comprises any heat source capable of generating heat, and can be liquid, gaseous or solid fuel, such as solar energy and biomass energy, and various oil gases, industrial waste heat and the like which can be used as the heat source of the Stirling engine, and the purity requirement on the fuel is low, so that the applicable scene is wide, and the cost is low; in addition, the Stirling engine works with low emission and low noise, and is a lower-carbon power technology. At present, the structure of a common Stirling engine is complex and inconvenient to maintain, and a cooler, a heat regenerator and the like in the Stirling engine are usually split and external, so that the problems of complex connection, low integration, high assembly difficulty, large overall volume and the like of each power unit are caused, the power units are connected with an external gas circuit to prolong the path of the gas circuit, the heat is easily lost in the gas circuit, and the requirement on sealing performance is higher.
Disclosure of Invention
The invention provides an integrated Stirling engine power unit for solving the problems of a Stirling engine power unit in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an integrated form stirling engine power unit, includes cylinder liner, piston body, piston rod, the upper end of cylinder liner is equipped with the heat collector body, be equipped with the cylinder chamber in the cylinder liner, the piston body is located the cylinder chamber, the outside that is located the cylinder chamber in the cylinder liner is equipped with annular backheat chamber, and this internal medium passageway that is used for connecting annular backheat chamber and cylinder chamber that is equipped with of heat collector, the annular backheat intracavity is equipped with the regenerator, and the open end in annular backheat chamber is equipped with the annular cooler, the lower extreme of annular cooler is equipped with the seal assembly of cover on the piston rod, seal assembly's upper end and annular cooler's lower extreme sealing connection, the lower extreme of piston rod is equipped with the. The integrated Stirling engine power unit integrates the heat regenerator and the cooler together, so that a peripheral gas path is omitted, heat loss in the peripheral gas path is reduced, the heat utilization rate is improved, and medium leakage is reduced; meanwhile, the whole structure is more compact and small, and the assembly and maintenance are more convenient.
Preferably, the heat collector body comprises a base and a plurality of heat pipes, a first channel and a second channel are arranged in the base, the heat pipes are U-shaped, one ends of the heat pipes are communicated with the first channel, the other ends of the heat pipes are communicated with the second channel, a cylinder cavity in the cylinder sleeve is communicated with the first channel through a first medium hole, and an annular regenerative cavity in the cylinder sleeve is communicated with the second channel through a second medium hole; the first medium hole, the first channel, the heat pipe, the second channel and the second medium hole form the medium channel. The heat pipe is used for absorbing external heat (heat sources such as solar heat sources, geothermal energy and biomass energy), the heat source heats a medium in the cylinder cavity through the heat collector, the cylinder sleeve and the heat collector body are integrated together, the heat regenerator is integrated in the cylinder sleeve, and the whole sealing performance and the stability are obviously improved.
Preferably, the base and the cylinder sleeve are of an integrated structure, and a plurality of heat conduction fins are arranged between the heat pipes. The integrated structure saves the assembly step and improves the sealing property; the heat conduction fins increase the heat conduction performance of the heat collector and the medium in the cylinder cavity.
Preferably, the piston body comprises a piston seat and a piston top, the open end of the piston top is fixedly connected with the upper end of the piston seat, a medium cavity is arranged in the piston top, and the center of the piston seat is fixedly connected with the piston rod. The medium cavity in the piston top plays a role in heat insulation, and the heat greatly weakened in the expansion cavity is directly transferred to the compression cavity through the piston body.
Preferably, a heat insulation support plate is arranged at the upper end of the piston seat and positioned in the piston top, and the heat insulation support plate divides the medium cavity into an upper heat insulation cavity and a lower heat insulation cavity; and the inner wall of the piston top, the upper side face and the lower side face of the heat insulation supporting plate are respectively provided with a heat insulation coating. The heat insulation supporting plate increases the supporting strength of the joint of the piston top and the piston seat on one hand, and on the other hand, divides the medium cavity into two cavities, improves the heat insulation performance through the upper heat insulation cavity and the lower heat insulation cavity, and weakens the transmission of heat in the heat cavity to the compression cavity through the piston top and the piston seat.
Preferably, the circumferential surface of the piston seat is provided with two guide rings, two seal grooves are formed in the circumferential surface of the piston seat and positioned between the two guide rings, each seal groove is internally provided with a seal ring, and a support ring is arranged between the bottom of each seal groove and an inner ring of each seal ring. The guide ring plays a guiding role in the movement of the piston seat, and the sealing rings in the two sealing grooves play a sealing role in preventing gas in the expansion cavity from entering the compression cavity through the gap of the piston seat.
Preferably, the sealing assembly comprises a sealing seat and a sealing end cover fixed to the upper end of the sealing seat, a cylindrical cavity is arranged in the sealing seat, an upper pressing sleeve is arranged at the upper end of the cylindrical cavity, a lower pressing sleeve is arranged at the lower end of the cylindrical cavity, a lower sealing ring is arranged in the lower pressing sleeve, a lower pressing ring is arranged on the upper side of the lower sealing ring, an upper sealing ring is arranged at the upper end of the upper pressing sleeve, and a pressure spring is arranged between the upper pressing sleeve and the lower pressing ring. The sealing seat seals the lower end of the cooler on one hand, and isolates the medium in the cylinder cavity from the engine oil outside (at the crankshaft) on the other hand, and the piston rod is sealed by the upper sealing ring and the lower sealing ring.
Preferably, the side surface of the sealing seat is provided with a connecting channel which is communicated with the top surface of the sealing end cover. The upper end of the connecting channel is communicated with the compression cavity in the cylinder cavity, and the side end of the connecting channel is connected with the flow guide channel in the machine base.
Preferably, an inner annular groove is formed in the inner hole of the sealing seat, a plurality of oil injection holes communicated with the inner annular groove are further formed in the side face of the sealing seat, and the piston rod is in clearance fit with the inner hole of the sealing seat. Lubricating oil is sprayed into the inner annular groove from the oil injection hole through the external oil pump, and then flows back from the gap between the piston rod and the inner hole of the sealing seat, so that circulating lubrication and heat dissipation are realized.
Therefore, the invention has the following beneficial effects: (1) the heat regenerator and the cooler are integrated into the power unit, so that a peripheral gas circuit is omitted, the heat loss of the peripheral gas circuit is reduced, and the heat utilization rate is improved; (2) the integration level is high, the integral structure is compact, the volume is small, the maintenance is convenient, and the cost is low; (3) the whole sealing performance is good, and air leakage is not easy to occur.
Drawings
FIG. 1 is a schematic diagram of a structure of the present invention.
FIG. 2 is a schematic structural view of the collector body and cylinder sleeve.
Fig. 3 is a schematic connection diagram of the piston body, the piston rod and the sealing assembly.
Fig. 4 is a cross-sectional view of the piston body.
Fig. 5 is a partially enlarged view of the portion B in fig. 4.
Fig. 6 is a partially enlarged view of a portion a in fig. 1.
FIG. 7 is a schematic diagram of the connection of four power units to a crankshaft.
Fig. 8 is a schematic view of the use of the power unit on a stirling engine.
In the figure: the heat collector comprises a cylinder sleeve 1, a piston body 2, a piston seat 20, a guide ring 200, a sealing groove 201, a sealing ring 202, a support ring 203, a piston top 21, a medium cavity 22, an upper heat insulation cavity 220, a lower heat insulation cavity 221, a heat insulation support plate 23, a piston rod 3, a heat collector body 4, a base 40, a plurality of heat pipes 41, a first channel 42, a second channel 43, a first medium hole 44, a second medium hole 45, a heat conduction fin 46, a cylinder cavity 5, an expansion cavity 50, a compression cavity 51, an annular heat regeneration cavity 6, a heat regenerator 7, an annular cooler 8, a sealing assembly 9, a sealing seat 90, an inner annular groove 900, an oil filling hole 901, a sealing end cover 91, a cylindrical cavity 92, an upper pressure sleeve 93, a lower pressure sleeve 94, a lower sealing ring 95, a lower pressure ring 96, an upper sealing ring 97, a pressure spring 98, a connecting channel 99, a crankshaft 10, a connecting.
Detailed Description
The invention is further described with reference to the accompanying drawings and the detailed description below:
as shown in fig. 1 and 2, the integrated stirling engine power unit includes a cylinder sleeve 1, a piston body 2, a piston rod 3, a heat collector body 4 is arranged at the upper end of the cylinder sleeve 1, a cylinder cavity 5 is arranged in the cylinder sleeve 1, the piston body 2 is located in the cylinder cavity, an annular heat recovery cavity 6 is arranged on the outer side of the cylinder cavity in the cylinder sleeve 1, a medium channel for connecting the annular heat recovery cavity and the cylinder cavity is arranged in the heat collector body 4, a heat recovery device 7 is arranged in the annular heat recovery cavity 6, an annular cooler 8 is arranged at the open end of the annular heat recovery cavity 6, a sealing component 9 sleeved on the piston rod is arranged at the lower end of the annular cooler 8, the upper end of the sealing component 9 is connected with the lower end of the annular cooler in a sealing manner, and a.
The heat collector body 4 comprises a base 40 and a plurality of heat pipes 41, the base and a cylinder sleeve are of an integrated structure, a first channel 42 and a second channel 43 are arranged in the base, the heat pipes are U-shaped, one ends of the heat pipes are communicated with the first channel, and the other ends of the heat pipes are communicated with the second channel; a cylinder cavity in the cylinder sleeve 1 is communicated with the first channel through a first medium hole 44, an annular regenerative cavity in the cylinder sleeve is communicated with the second channel through a second medium hole 45, and a plurality of heat-conducting fins 46 are arranged between the heat pipes; the first medium hole, the first channel, the heat pipe, the second channel and the second medium hole form a medium channel.
As shown in fig. 3 and 4, the piston body 2 includes a piston seat 20 and a piston top 21, an open end of the piston top is fixedly connected with an upper end of the piston seat, a medium cavity 22 is arranged in the piston top, and a center of the piston seat is fixedly connected with the piston rod; the upper end of the piston seat 20 is provided with a heat insulation support plate 23 in the piston top, and the heat insulation support plate 23 divides the medium cavity into an upper heat insulation cavity 220 and a lower heat insulation cavity 221; and the inner wall of the piston top, the upper side face and the lower side face of the heat insulation supporting plate are respectively provided with a heat insulation coating. As shown in fig. 5, two guide rings 200 are disposed on the circumferential surface of the piston seat 20, two seal grooves 201 are disposed on the circumferential surface of the piston seat 20 between the two guide rings, a seal ring 202 is disposed in each seal groove, and a support ring 203 is disposed between the bottom of each seal groove and the inner ring of the seal ring.
As shown in fig. 6, the sealing assembly 9 includes a sealing seat 90 and a sealing end cover 91 fixed to the upper end of the sealing seat, a cylindrical cavity 92 is provided in the sealing seat, an upper pressing sleeve 93 is provided at the upper end of the cylindrical cavity, a lower pressing sleeve 94 is provided at the lower end of the cylindrical cavity, a lower sealing ring 95 is provided in the lower pressing sleeve, a lower pressing ring 96 is provided at the upper side of the lower sealing ring, an upper sealing ring 97 is provided at the upper end of the upper pressing sleeve, and a pressure spring 98 is provided between the upper pressing sleeve and the lower pressing ring; the side surface of the sealing seat 90 is provided with a connecting channel 99 communicated with the top surface of the sealing end cover; an inner annular groove 900 is formed in the inner hole of the sealing seat 90, a plurality of oil filling holes 901 communicated with the inner annular groove are formed in the side face of the sealing seat, and the piston rod is in clearance fit with the inner hole of the sealing seat. Lubricating oil is sprayed into the inner annular groove from the oil injection hole through the external oil pump, and then flows back from the gap between the piston rod and the inner hole of the sealing seat, so that circulating lubrication and heat dissipation are realized.
The principle of the invention is as follows with reference to the attached drawings: the two power units are in a group and are assembled on a base 12 for use, as shown in fig. 8, an expansion cavity 50 is arranged in the cylinder sleeve and positioned at the upper side of a piston body, a compression cavity 51 is arranged at the lower side of the piston body, the expansion cavity in the left power unit in fig. 8 is communicated with the compression cavity of the right power unit after sequentially passing through a medium channel, a heat regenerator, a cooler, a flow guide channel 13 and a connecting channel 99 on a sealing component in the right power unit, and the expansion cavity in the right power unit is communicated with the compression cavity in the left power unit; the two power units are connected with a crank throw on the crankshaft, and the crank throw on the crankshaft has a phase angle; when the heat collector body absorbs heat, the compression cavity and the expansion cavity in the two power units alternately absorb heat, expand, cool and compress circularly, and the two piston bodies alternately move to drive the crankshaft to rotate so as to output mechanical energy; as shown in fig. 7, two power units may be used in combination, so that mechanical energy can be output more stably.
According to the integrated Stirling engine power unit, the heat regenerator and the cooler are integrated together to form a mechanical module, so that a peripheral gas path is omitted, heat loss in the peripheral gas path is reduced, the heat utilization rate is improved, and medium leakage is reduced; meanwhile, the whole structure is more compact and small, and the assembly and maintenance are more convenient. Two power units, four power units, six power units and more power units can be combined according to actual needs.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made based on the present invention to solve the same technical problems and achieve the same technical effects are within the scope of the present invention.
Claims (9)
1. The utility model provides an integrated form stirling engine power unit, characterized by, includes cylinder liner, piston body, piston rod, the upper end of cylinder liner is equipped with the heat collector body, be equipped with the cylinder chamber in the cylinder liner, the piston body is located the cylinder chamber, the outside that is located the cylinder chamber in the cylinder liner is equipped with annular backheat chamber, and this internal medium passageway that is used for connecting annular backheat chamber and cylinder chamber that is equipped with of heat collector, the annular backheat intracavity is equipped with the regenerator, and the open end in annular backheat chamber is equipped with the annular cooler, the lower extreme of annular cooler is equipped with the seal assembly of cover on the piston rod, seal assembly's upper end and annular cooler's lower extreme sealing connection, the lower extreme of piston rod is equipped with.
2. The integrated Stirling engine power unit according to claim 1, wherein the heat collector body comprises a base and a plurality of heat pipes, a first channel and a second channel are arranged in the base, the heat pipes are U-shaped, one ends of the heat pipes are communicated with the first channel, the other ends of the heat pipes are communicated with the second channel, a cylinder cavity in the cylinder sleeve is communicated with the first channel through a first medium hole, and an annular regenerative cavity in the cylinder sleeve is communicated with the second channel through a second medium hole; the first medium hole, the first channel, the heat pipe, the second channel and the second medium hole form the medium channel.
3. The integrated stirling engine power unit of claim 2 wherein the base and cylinder liner are of unitary construction, and a plurality of heat transfer fins are provided between the heat pipes.
4. The integrated Stirling engine power unit according to claim 1, wherein the piston body comprises a piston seat and a piston top, an open end of the piston top is fixedly connected with an upper end of the piston seat, a medium cavity is formed in the piston top, and the center of the piston seat is fixedly connected with the piston rod.
5. An integrated stirling engine power unit according to claim 4 wherein the upper end of the piston seat within the piston crown is provided with a thermally insulating support plate dividing the media chamber into an upper thermally insulating chamber and a lower thermally insulating chamber; and the inner wall of the piston top, the upper side face and the lower side face of the heat insulation supporting plate are respectively provided with a heat insulation coating.
6. An integrated stirling engine power unit according to claim 4 or 5, wherein the circumferential surface of the piston seat is provided with two guide rings, the circumferential surface of the piston seat is provided with two sealing grooves between the two guide rings, each sealing groove is provided with a sealing ring, and a support ring is arranged between the bottom of the sealing groove and the inner ring of the sealing ring.
7. The integrated stirling engine power unit of claim 1 wherein the seal assembly comprises a seal holder and a seal end cap fixed to the upper end of the seal holder, the seal holder is provided with a cylindrical cavity, the upper end of the cylindrical cavity is provided with an upper pressing sleeve, the lower end of the cylindrical cavity is provided with a lower pressing sleeve, a lower seal ring is arranged in the lower pressing sleeve, a lower pressing ring is arranged on the upper side of the lower seal ring, the upper end of the upper pressing sleeve is provided with an upper seal ring, and a pressure spring is arranged between the upper pressing sleeve and the lower pressing ring.
8. An integrated stirling engine power unit according to claim 7 wherein the side of the seal housing is provided with a connecting passage extending through the top of the end cap.
9. An integrated stirling engine power unit according to claim 7 wherein the seal housing has an internal annular recess in the bore, and the seal housing has oil filler holes in the side thereof communicating with the internal annular recess, the piston rod being in clearance fit with the bore of the seal housing.
Priority Applications (1)
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CN202010704051.8A CN111734547A (en) | 2020-07-21 | 2020-07-21 | Integrated form stirling engine power unit |
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CN202010704051.8A CN111734547A (en) | 2020-07-21 | 2020-07-21 | Integrated form stirling engine power unit |
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CN202010704051.8A Pending CN111734547A (en) | 2020-07-21 | 2020-07-21 | Integrated form stirling engine power unit |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4261173A (en) * | 1979-01-26 | 1981-04-14 | Kommanditbolaget United Stirling (Sweden) Ab & Co. | Hot gas engine heater head |
US4417443A (en) * | 1981-08-13 | 1983-11-29 | Kommanditbolaget United Stirling (Sweden) A.B. & Co. | Multi-cylinder, double-acting hot gas engine |
US4452042A (en) * | 1982-09-30 | 1984-06-05 | Mechanical Technology Incorporated | Piston rod seal |
CN85104320A (en) * | 1985-06-07 | 1986-12-03 | 机械技术有限公司 | Hot gas engine with multi-cylinder |
CN212406904U (en) * | 2020-07-21 | 2021-01-26 | 杭州英洛威能源技术有限公司 | Integrated Stirling engine power unit |
-
2020
- 2020-07-21 CN CN202010704051.8A patent/CN111734547A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4261173A (en) * | 1979-01-26 | 1981-04-14 | Kommanditbolaget United Stirling (Sweden) Ab & Co. | Hot gas engine heater head |
US4417443A (en) * | 1981-08-13 | 1983-11-29 | Kommanditbolaget United Stirling (Sweden) A.B. & Co. | Multi-cylinder, double-acting hot gas engine |
US4452042A (en) * | 1982-09-30 | 1984-06-05 | Mechanical Technology Incorporated | Piston rod seal |
CN85104320A (en) * | 1985-06-07 | 1986-12-03 | 机械技术有限公司 | Hot gas engine with multi-cylinder |
CN212406904U (en) * | 2020-07-21 | 2021-01-26 | 杭州英洛威能源技术有限公司 | Integrated Stirling engine power unit |
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