CN107013362A - A kind of balance Stirling engine - Google Patents
A kind of balance Stirling engine Download PDFInfo
- Publication number
- CN107013362A CN107013362A CN201710155730.2A CN201710155730A CN107013362A CN 107013362 A CN107013362 A CN 107013362A CN 201710155730 A CN201710155730 A CN 201710155730A CN 107013362 A CN107013362 A CN 107013362A
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- China
- Prior art keywords
- balance
- piston
- cylinder
- flywheel
- magnet
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- 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
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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
- F02G1/044—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 having at least two working members, e.g. pistons, delivering power output
-
- 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
- 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)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
A kind of balance Stirling engine, gas distribution piston is replaced using with the balance with airway dysfunction, cylinder and balance are separated using dividing plate and are divided into four cold and hot cavitys, it is connected to using two power pistons on two half of balances being spaced, link position point make it that two-piston motion phase is opposite, the motion phase of single power piston is 90 degree with the phase difference of the intermediate point of connected half of balance simultaneously, close to Stirling cycle rule, and change gas distribution piston and directly move back and forth form, reduce vibrations and the noise of engine, operation is more steady, combined in the way of sharing distribution balance and shared transmission mechanism, not only reduce component, make structure compacter, volume is smaller, and engine rotation one is enclosed, left and right piston respectively does work once, increase power density；Connected using piston/cylinder and to external seal, transmission uses Magnetic drive and fairly static sealing, reduces refrigerant leakage.
Description
Technical field
The present invention relates to a kind of Stirling engine, especially a kind of balance Stirling engine.
Background technology
Englishman's Luo Bate Stirlings in 1816（Robert Stirling）Stirling engine is invented（Stirling
engine）.By the development of more than 200 years, Stirling engine main development was three types：α type β types and γ types, wherein γ
Type is identical with the principle of β type Stirling engines, and all with a gas distribution piston and a power piston, two-piston passes through crank
Link transmission, swash plate or balance are driven, and the kind of drive such as rhombus transmission makes gas volume in cylinder be followed according to close to Stirling
Ring gauge is restrained and changed, so that Stirling engine is run.Common β types and the Stirling engine of γ types belong to single-power this
Special woods engine, single piston acting, therefore power is small；The operation of its transmission mechanism is unstable to be adds somewhat to start
The vibrations of machine and noise；And power piston needs to use dynamic sealing, seal request is higher, and working medium is easily leaked.
The content of the invention
In order to overcome the above not enough, the present invention provides a kind of balance Stirling engine, includes cylinder, flywheel, power
Piston, gas distribution piston, line shaft；Power piston and gas distribution piston are wherein provided with cylinder, power piston is pressed with gas distribution piston
90 degree of motion phase difference connections, two-piston is connected to line shaft, and line shaft is connected with flywheel, it is characterized in that：The gas distribution piston
It is that, with the balance with airway dysfunction, balance is arranged in cylinder, the center of balance is connected to LXing Zhou centers, and L-shaped axle one end is with dynamic
Power axle is connected, and line shaft is connected on flywheel through the bearing on support, and balance is angled with line shaft, is set in cylinder
Dividing plate is equipped with, cylinder and balance are separated in two respectively, dividing plate can limit balance rotation so that when line shaft rotates,
Balance does nutation movement, and balance is connected with power piston, and connected mode causes balance to be kept with power piston motion phase angle difference
90 degree, thus piston can according to close to Stirling cycle rule move so that balance Stirling engine operate, power piston
For two, be hingedly connected by piston rod on the two halves of the balance separated by dividing plate, piston rod with balance two
The line of individual tie point is each located on its place half balance with dividing plate intersection location edge by the balance center of circle；Cylinder side
Wall section is drum type, and cylinder top, cylinder bottom is taper, and cylinder border is provided with regenerator, and the two halves of cylinder are respectively with two work
Plug cylinder is connected, and two piston cylinder other ends are mutually connected by conduit, and cylinder head is provided centrally with bellmouth, bellmouth
Portion is provided with seal closure, and piston interconnects and seals and ensure that Stirling engine is equipped with the chamber of working medium using seal closure
Body is externally fully sealed；Balance center includes a spheroid, and ball centre is connected with L-shaped axle, together with balance center superposition on spheroid
Spheroid contact cylinder head and bottom be respectively arranged with the close-fitting spherical groove of spheroid, between spherical groove and spheroid
Using reduction friction measure so that spheroid slidably can have an air-tightness simultaneously easily in spherical groove, spheroid and
Dynamic sealing is also required between dividing plate, it is ensured that the gas of two cavitys in left and right small exchange as far as possible, balance is stayed between cylinder
There is gap, balance is with baffle contacts position using reduction friction measure, the shape of the form and dimension combination cylinder internal volume of balance
Shape and size are designed by a certain percentage, it is ensured that meet optimal scavenging ratio；Magnet apparatus is connected with flywheel, magnet apparatus is comprising forever
Long magnet and electromagnet, magnet spool are arranged on permanent magnet border, and flywheel is sealed in seal closure, is set outside seal closure
Have and driven flywheel is provided with permanent magnet, seal closure, same flywheel upper magnet setting position is connected with driven flywheel corresponding
Fan blade is connected with magnet, driven flywheel；It is real by the interaction of interior external magnet when the flywheel turns in seal closure
Existing power output, when internal temperature is too high causes interior permanent magnet magnetic to weaken or disappear, due to being connected to internal electricity
Magnet coil with seal closure outside magnet interaction produce magnetic field, then again with driven flywheel magnet interact realize
Power output, electromagnet coil can also magnetize to the permanent magnet being connected to above it in turn.Fan on driven flywheel
It can cool to seal closure.Driven flywheel can connect electrical power generators, and power piston directly can also connect with linear electric generator
Connect and realize electric power output.
The present invention replaces gas distribution piston using with the balance with airway dysfunction, changes gas distribution piston and directly moves back and forth shape
Formula, reduces vibrations and the noise of engine, and operation is more steady, isolates cylinder using dividing plate so that dividing plate both sides are formed respectively
The cold and hot chamber of independent Stirling engine, is combined, not only in the way of sharing distribution balance and shared transmission mechanism
Component is reduced, makes structure compacter, volume is smaller, and engine rotation one is enclosed, and respectively acting once, increases left and right piston
Power density.Interconnected using piston/cylinder and to external seal, transmission uses Magnetic drive and fairly static sealing, reduced
Refrigerant leakage.
Brief description of the drawings
Below in conjunction with the accompanying drawings and embodiment the present invention is further described
Fig. 1 is the overall structure diagram of the embodiment of the present invention；
Fig. 2 is the cylinder interior sectional view of the embodiment of the present invention；
Fig. 3 is the seal closure partial enlarged drawing of the embodiment of the present invention；
Fig. 4 is the magnet structure schematic diagram of the embodiment of the present invention.
1. first half balance in Fig. 1 ~ 4,2. spheroids, 3.L shape axles, 4. cylinders, 5. line shafts, 6. supports, 7. bearings,
8. back link, piston after 9., piston cylinder after 10., 11. conduits, 12. right baffle-plates, 13. regenerators, 14. magnet apparatus,
15. magnet, 16. magnet frames, 17. fan blade, 18. front rods, 19. secondary pistons, 20. seal closures, 21. magnet,
22. later half balance, 23. permanent magnets, 24. electromagnet coils, 25. right shell bodies, 26. bellmouths, 27. secondary piston cylinders, 28.
Flywheel.
Embodiment
In Fig. 1 ~ 4, in cylinder（4）In be provided with two baffle plates：Right baffle-plate（12）And right shell body（25）.Two baffle plate handles
Balance is separated into first half balance（1）With later half balance（22）.First half balance（1）Same front rod（18）It is articulated and connected, front rod
（18）The same secondary piston of the other end（19）It is articulated and connected；Later half balance（22）Same back link（8）It is articulated and connected, back link（8）'s
The other end is with rear piston（9）It is articulated and connected；Two halves balance center is fixedly connected with spheroid（2）, L-type axle（3）One end be connected to
Spheroid（2）On, L-type axle（3）Axis pass through spheroid（2）Center, using bearing connect cause spheroid（2）Can be around L-shaped
Axle（3）Rotate, L-shaped axle（3）The other end be connected to line shaft（5）On, two halves balance（1）、（22）With line shaft（5）Pass through L
Shape axle（3）Certain angle is formed, by two baffle plates（12）、（25）Limitation so that line shaft（5）During rotation, two halves balance
（1）、（22）Do nutation movement.First half balance（1）Same front rod（18）Tie point be located at first half balance（1）Same right baffle-plate（12）
Handing-over near, same later half balance（22）Same back link（8）Tie point be located at later half balance（22）Same right shell body（25）'s
Near handing-over, and the center of circle of circle that is formed by two balances of line of two points.Such connection causes secondary piston（19）Ditto
Half balance（1）Motion phase have 90 degree of difference, rear piston（9）With later half balance（22）Motion phase have 90 degree of difference；Two
Group connection meets the piston movement phase angle of Stirling cycle rule respectively.Therefore the both sides of dividing plate are divided within a service cycle
A Stirling cycle is not undergone not respectively, and the two circulation times are upper symmetrical, play a part of complementing each other.Cylinder（4）Side wall is cut
Face is drum type, and cylinder top, cylinder bottom is taper, and cylinder border is provided with regenerator（13）, the two halves of cylinder are respectively with two work
Plug cylinder is connected, and two piston cylinder other ends are mutually connected by conduit, and cylinder head is provided centrally with bellmouth, bellmouth
Portion is provided with seal closure for two pistons（19）、（9）It is located at two-piston cylinder respectively（27）、（10）It is interior, secondary piston cylinder（27）, together
Piston cylinder afterwards（9）Between be communicated with a conduit（11）, and be tightly connected.So that the gas leakage of two-piston cylinder is buffered in conduit, lead
A certain amount of gas can be filled with pipe, so that the draught head on piston both sides is reduced, gas leakage can be not only prevented, can be with
Pressure difference is reduced, piston seal difficulty is reduced.L-shaped axle（3）Through cylinder（4）The bellmouth at top（26）It is connected to line shaft（5）
On, line shaft（5）Through support（6）On bearing（7）It is connected to flywheel（28）On, flywheel（28）On be connected with magnet apparatus
（14）.These pass through cylinder（4）Bellmouth（26）All components by seal closure（20）Sealed together with cylinder, reduce work
Matter is revealed.The approach for obtaining power output is the magnet apparatus being connected on power piston（14）It is same to be connected to seal closure（20）Outside
The driven flywheel in portion（17）On magnet frame（16）On magnet（15）Interaction, to realize seal closure（20）Interior power to
Outer output.Magnet arrangement（14）Include permanent magnet（23）And electromagnet coil（24）, permanent magnet（23）Through electromagnet
Coil（24）Center, can as electromagnet iron core, electromagnet can also give permanent magnet（23）Magnetize, flywheel（28）It is close
It is enclosed in cavity, temperature is increased to permanent magnet（23）Magnetic force disappear after, due to magnet coil（24）It is same to be arranged on seal closure
Outer permanent magnet（21）Interaction, which produces magnetic field, can continue with driven flywheel（17）On magnet（15）Interaction, is protected
Hold power output.Driven flywheel（17）On be connected with fan blade, seal closure can be given（20）And cylinder（4）Top cooling.
The present embodiment is mainly illustrated in the form of γ type Stirling engines, β types Stirling engine and γ type Stirlings
Engine principles are identical, are also contained in protection scope of the present invention；Its power piston can also be lived using swing-plate type power
Plug is replaced, and falls within scope.
Claims (6)
1. a kind of balance Stirling engine, includes cylinder, flywheel, power piston, gas distribution piston, line shaft；Wherein cylinder
Power piston and gas distribution piston are inside provided with, the kind of drive causes power piston to be transported with gas distribution piston by Stirling cycle rule
Dynamic, two-piston is connected to line shaft, and line shaft is connected with flywheel, it is characterized in that：The gas distribution piston is with airway dysfunction
Balance, balance is arranged in cylinder, and the center of balance is connected to LXing Zhou centers, and L-shaped axle one end is connected with line shaft, power
Axle is connected on flywheel through the bearing on support, and balance is angled with line shaft, and dividing plate is provided with cylinder, cylinder
It is separated in two respectively with balance, dividing plate can limit balance rotation so that when line shaft rotates, balance does nutation movement,
Balance is connected with power piston, and connected mode has phase difference so that balance is moved with power piston by Stirling cycle rule.
2. a kind of balance Stirling engine according to claim 1, the power piston is two, pass through piston rod
It is hingedly connected on the two halves of the balance separated by dividing plate, two-piston connecting rod passes through with the line of two tie points of balance
The balance center of circle, and its place half balance is each located on dividing plate intersection location edge.
3. a kind of balance Stirling engine according to claim 1, it is characterized in that cylinder sidewall section is drum type, cylinder
Top, cylinder bottom is taper, and cylinder border is provided with regenerator, and the two halves of cylinder are connected with two piston cylinders respectively, two work
The plug cylinder other end is mutually connected by conduit, and cylinder head is provided centrally with bellmouth, and bellmouth top is provided with seal closure.
4. a kind of balance Stirling engine according to claim 1, it is characterized in that the balance center includes a spheroid,
Ball centre is connected with L-shaped axle with balance center superposition on spheroid, and the cylinder head and bottom contacted with spheroid is respectively arranged with
With the close-fitting spherical groove of spheroid, reduction friction measure is used between spherical groove and spheroid so that spheroid can be in ball
Slidably there is air-tightness simultaneously easily in the groove of face；Balance is with gap is left between cylinder, balance is with baffle contacts portion
Position is using reduction friction measure.
5. a kind of balance Stirling engine according to claim 1, it is characterized in that being connected with magnet dress on the flywheel
Put, magnet apparatus includes permanent magnet and electromagnet, magnet spool is arranged on permanent magnet border, and flywheel is sealed in sealing
In cover, permanent magnet is provided with outside seal closure.
6. a kind of balance Stirling engine according to claim 1, it is characterized in that driven flywheel is provided with seal closure,
It is connected with driven flywheel on the corresponding magnet of same flywheel upper magnet setting position, driven flywheel and is connected with fan blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710155730.2A CN107013362B (en) | 2017-03-16 | 2017-03-16 | A kind of balance Stirling engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710155730.2A CN107013362B (en) | 2017-03-16 | 2017-03-16 | A kind of balance Stirling engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107013362A true CN107013362A (en) | 2017-08-04 |
| CN107013362B CN107013362B (en) | 2019-11-08 |
Family
ID=59439985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710155730.2A Active CN107013362B (en) | 2017-03-16 | 2017-03-16 | A kind of balance Stirling engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107013362B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765001A (en) * | 2020-06-28 | 2020-10-13 | 重庆交通大学绿色航空技术研究院 | Shaft-cooperated three-dimensional swing disc piston engine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0005566A1 (en) * | 1978-05-10 | 1979-11-28 | Koninklijke Philips Electronics N.V. | Balanced variable displacement drive |
| EP0332272A2 (en) * | 1988-03-10 | 1989-09-13 | Stirling Thermal Motors Inc. | Thermal engine with hydrodynamic bearing |
| GB2296047B (en) * | 1994-12-15 | 1998-04-08 | Jonathan Maxwell Boardman | Diaphragm stirling engine |
| DE19913154A1 (en) * | 1998-04-03 | 1999-10-14 | Zexel Corp | Wobble plate Stirling cooler with reduced size and weight and increased cooling performance |
| RU2207463C2 (en) * | 2001-03-06 | 2003-06-27 | Пылаев Борис Васильевич | Mechanism wth wobbler plate |
| CN206625914U (en) * | 2017-03-16 | 2017-11-10 | 上海图洛节能科技有限公司 | A kind of balance Stirling engine |
-
2017
- 2017-03-16 CN CN201710155730.2A patent/CN107013362B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0005566A1 (en) * | 1978-05-10 | 1979-11-28 | Koninklijke Philips Electronics N.V. | Balanced variable displacement drive |
| EP0332272A2 (en) * | 1988-03-10 | 1989-09-13 | Stirling Thermal Motors Inc. | Thermal engine with hydrodynamic bearing |
| GB2296047B (en) * | 1994-12-15 | 1998-04-08 | Jonathan Maxwell Boardman | Diaphragm stirling engine |
| DE19913154A1 (en) * | 1998-04-03 | 1999-10-14 | Zexel Corp | Wobble plate Stirling cooler with reduced size and weight and increased cooling performance |
| RU2207463C2 (en) * | 2001-03-06 | 2003-06-27 | Пылаев Борис Васильевич | Mechanism wth wobbler plate |
| CN206625914U (en) * | 2017-03-16 | 2017-11-10 | 上海图洛节能科技有限公司 | A kind of balance Stirling engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765001A (en) * | 2020-06-28 | 2020-10-13 | 重庆交通大学绿色航空技术研究院 | Shaft-cooperated three-dimensional swing disc piston engine |
| CN111765001B (en) * | 2020-06-28 | 2021-08-27 | 重庆交通大学绿色航空技术研究院 | Shaft-cooperated three-dimensional swing disc piston engine |
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| Publication number | Publication date |
|---|---|
| CN107013362B (en) | 2019-11-08 |
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Effective date of registration: 20200923 Address after: 5 / F, building F, 1198 Hulin Road, Wenchong street, Huangpu District, Guangzhou City, Guangdong Province Patentee after: Easterlin (Guangzhou) new energy technology development Co.,Ltd. Address before: 201600 Shanghai city Songjiang District Wenhui Road No. 1128 Patentee before: SHANGHAI TULUO ENERGY SAVING TECHNOLOGY Co.,Ltd. |
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