CN207018105U - A kind of external-burning engine - Google Patents
A kind of external-burning engine Download PDFInfo
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- CN207018105U CN207018105U CN201720904934.7U CN201720904934U CN207018105U CN 207018105 U CN207018105 U CN 207018105U CN 201720904934 U CN201720904934 U CN 201720904934U CN 207018105 U CN207018105 U CN 207018105U
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Abstract
The utility model discloses a kind of external-burning engine, including piston cylinder, the first pipeline, the second pipeline, the 3rd pipeline, soak chamber, thermal source, cooling device, expansion cylinder；The cylinder interior is divided into first chamber and second chamber by the piston of the piston cylinder；Wherein one end of second pipeline connects with first chamber, and the other end is connected with expansion cylinder；Wherein one end of 3rd pipeline and the second pipeline connection；Bringing-up section that 3rd pipeline includes being arranged in soak chamber, external section, the heat-recovery section that is arranged in soak chamber；The bringing-up section is connected by external section with heat-recovery section；First pipeline includes the first check valve, heat exchanging segment, cooling section, the second check valve.The utility model can improve heat utilization rate, and can reduce volume, reduce receiving space, moreover, liquid working substance replaces the gases at high pressure working medium of existing external-burning engine so that manufacturing process is simple, to reduce cost of manufacture, and securely and reliably.
Description
Technical field
It the utility model is related to engine art, and in particular to a kind of external-burning engine.
Background technology
It is well known that engine is power resources important in mechanical field.At present, engine can be divided into by power resources
Explosive motor and external-burning engine.External-burning engine is influenceed by thermal source, according to the expanded by heating of engine interior working medium, is met
Cold events characteristic converts heat into mechanical energy.But the heat utilization rate of existing external-burning engine is relatively low, substantial amounts of energy is caused
Source wastes, moreover, the volume of the external-burning engine is larger, causes that when laying the external-burning engine a larger appearance need to be provided
Receiving space can be for engine receiving placement, and the placement hence for external-burning engine causes to limit to.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of external-burning engine, and it can be carried
High heat utilization rate, and volume can be reduced, so that the receiving space of external-burning engine can be reduced.
The purpose of this utility model adopts the following technical scheme that realization：
A kind of external-burning engine, including it is piston cylinder, the first pipeline, the second pipeline, the 3rd pipeline, soak chamber, thermal source, cold
But device, expansion cylinder；The cylinder interior of piston cylinder is divided into first chamber and second chamber by the piston of the piston cylinder；It is described
Wherein one end of second pipeline connects with first chamber, and the other end of the second pipeline is connected with expansion cylinder；3rd pipeline
Wherein one end and the second pipeline connection, the other end connects with second chamber；3rd pipeline includes being arranged in soak chamber
Bringing-up section, external section outside soak chamber, the heat-recovery section that is arranged in soak chamber；The bringing-up section passes through external
Section connects with heat-recovery section；The thermal source is used to supply heat to soak chamber inside；It is unidirectional that first pipeline includes first
Valve, the heat exchanging segment being arranged in external section, the cooling section being arranged in cooling device, the second check valve；First check valve
Fluid upstream end connected with second chamber, the fluid outflow end of the first check valve connects with wherein one end of heat exchanging segment, heat exchange
The other end of section connects with wherein one end of cooling section, and the other end of cooling section connects with the fluid upstream end of the second check valve,
The fluid outflow end of second check valve connects with first chamber.
Further, the 3rd pipeline also includes the 3rd check valve, the 4th check valve；The fluid of 3rd check valve
Upstream end and the second pipeline connection, the fluid outflow end of the 3rd check valve connect with wherein one end of heat-recovery section, and the 4th is unidirectional
The fluid outflow end of valve connects with second chamber, and the fluid upstream end of the 4th check valve connects with wherein one end of bringing-up section, adds
The other end of hot arc is connected by external section with the other end of heat-recovery section.
Further, the cooling device includes being used for the cooling chamber for cooling medium stream warp, circulating pump, cold for making
But the heat sink of medium cooling；The cooling medium outlet of the heat sink connects with the fluid upstream end of circulating pump, circulates
The fluid outlet side of pump connects with wherein one end of cooling chamber, and the other end of cooling chamber and the cooling medium of heat sink enter
Mouth connection；The cooling section is arranged in cooling chamber.
Further, the heat sink is liquid cold heat exchanger or the air cooling heat exchanger with blower fan.
Further, the upper end of soak chamber has exhaust outlet, and lower end has air inlet；The thermal source is located at soak chamber
It is interior.
Further, the heating end of the thermal source is toward bringing-up section, and the bringing-up section, heat-recovery section are away from thermal source
Direction arrange successively.
Further, the thermal source is located at the lower section of bringing-up section, and heat-recovery section is located at the top of bringing-up section.
Further, second pipeline includes pipeline, and wherein one end of the pipeline connects with first chamber, the other end
It is connected with expansion cylinder；The first chamber, second chamber are used to be full of working medium；First pipeline, the second pipeline, the 3rd pipeline are equal
For full of working medium, and it is used to flow in it for working medium；The working medium is liquid.
Further, the piston of the piston cylinder is provided with the first drive rod close to one end of first chamber, close to second
One end of chamber is provided with the second drive rod, and first drive rod stretches out from first chamber, and the second drive rod is from second chamber
Stretch out.
Further, the piston of the expansion cylinder is connected by connecting rod with the tumbler rotatably set, and the expansion cylinder
Piston pass through connecting rod drive tumbler rotate；Wherein one end of the connecting rod and the piston hinge of expansion cylinder, the other end is with turning
Moving part is hinged；The tumbler includes bent axle, the flywheel being fixed on bent axle.
Compared with prior art, the beneficial effects of the utility model are：
The utility model is by being designed using bringing-up section, external section, the combination of heat-recovery section, and being passed through conjunction the 3rd pipeline
Reason sets the position relationship of bringing-up section, heat-recovery section and soak chamber, moreover, also by the way that the first pipeline is unidirectional using first
The combination design of valve, heat exchanging segment, cooling section, the second check valve, and the external section of position relationship with heat-recovery section is rationally set, can
Heat utilization rate is improved, and the volume of external-burning engine can be reduced, so that the receiving space of external-burning engine can be reduced, and passes through liquid
Body working medium replaces the gases at high pressure working medium of existing external-burning engine, can reduce the airtight requirement of external-burning engine so that manufacture
Technique is simple, to reduce cost of manufacture, and securely and reliably.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：10th, piston cylinder；11st, the cylinder body of piston cylinder；12nd, the piston of piston cylinder；13rd, first chamber；14th, the second chamber
Room；15th, the first drive rod；16th, the second drive rod；20th, the first pipeline；21st, the first check valve；22nd, heat exchanging segment；23rd, cooling section；
24th, the second check valve；30th, the second pipeline；40th, the 3rd pipeline；41st, bringing-up section；42nd, external section；43rd, heat-recovery section；44th, the 3rd
Check valve；45th, the 4th check valve；50th, soak chamber；51st, exhaust outlet；52nd, air inlet；60th, thermal source；70th, cooling device；71、
Cooling chamber；72nd, circulating pump；73rd, heat sink；80th, expansion cylinder.
Embodiment
Below, with reference to accompanying drawing and embodiment, the utility model is described further, it is necessary to explanation is,
On the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
A kind of external-burning engine as shown in Figure 1, including piston cylinder 10, the first pipeline 20, the second pipeline 30, the 3rd pipeline
40th, soak chamber 50, thermal source 60, cooling device 70, expansion cylinder 80；The piston 12 of the piston cylinder is by the cylinder body 11 of piston cylinder
Part is divided into first chamber 13 and second chamber 14；Wherein one end of second pipeline 30 connects with first chamber 13, another
End is connected with expansion cylinder 80；Wherein one end of 3rd pipeline 40 connects with the second pipeline 30, the other end and second chamber 14
Connection；3rd pipeline 40 include be arranged in the bringing-up section 41 in soak chamber 50, external section outside soak chamber 50
42nd, the heat-recovery section 43 being arranged in soak chamber 50；The bringing-up section 41 is connected by external section 42 with heat-recovery section 43；Institute
Thermal source 60 is stated to be used to supply heat to the inside of soak chamber 50；First pipeline 20 includes the first check valve 21, is arranged in outside
Put the heat exchanging segment 22 in section 42, the cooling section 23 being arranged in cooling device 70, the second check valve 24；First check valve 21
Fluid upstream end connected with second chamber 14, wherein one end of the fluid outflow end of the first check valve 21 and heat exchanging segment 22 connects
Logical, the other end of heat exchanging segment 22 connects with wherein one end of cooling section 23, the other end of cooling section 23 and the second check valve 24
Fluid upstream end connects, and the fluid outflow end of the second check valve 24 connects with first chamber 13.And according to common knowledge, piston cylinder
10 have cylinder body, piston；The piston 12 of the piston cylinder is located in the cylinder body 11 of piston cylinder.Check valve is respectively provided with fluid upstream end
With fluid outflow end, to be convenient to from the fluid upstream end of check valve enter inside check valve for fluid, and fluid is supplied from fluid
Outflow end flows out.
The utility model is by the way that bringing-up section 41, heat-recovery section 43 are arranged in soak chamber 50, and by by heat exchanging segment
22 are arranged in external section 42, so as to make full use of soak chamber 50, external section 42 of space, reduce bringing-up section 41, heat is returned
Receive section 43, heat exchanging segment 22 takes extraneous space, the overall volume of diminution external-burning engine, can reduce the appearance of external-burning engine
Receive space；And because bringing-up section 41, heat-recovery section 43 are arranged in soak chamber 50, when thermal source 60 works to soak chamber
50 supply heats, now, bringing-up section 41, heat-recovery section 43 can be heated in soak chamber 50 so that flow through the work of bringing-up section 41
Matter can absorb heat, and the working medium for flowing through heat-recovery section 43 also can absorb heat, can more make full use of the heat in soak chamber 50
Can, heat utilization rate can be improved, heat exchanging segment 22 is additionally, since and is arranged in external section 42, the working medium warp in second chamber 14
First pipeline 20 is flowed back to during first chamber 13, and working medium first flows through heat exchanging segment 22 before cooling section 23 is entered and can be with external section
Working medium in 42 carries out heat exchange, is preheated by the working medium in external section 42 of the heat energy of the working medium using the heat exchanging segment 22, so as to
Heat utilization rate is can further improve, and the working medium after being preheated in external section 42 flows to bringing-up section during do work next time
41, and absorb a small amount of heat energy of soak chamber 50, you can flow to second chamber 14.Thus, the utility model can reduce external combustion
In the case of engine volume, heat utilization rate is improved.In addition, the utility model is by using cooling device 70, can be to flowing through
The working medium of cooling section 23 is cooled down, and the temperature of first chamber 13 can be made to keep low temperature, can improve stability during engine work.
Further, the 3rd pipeline 40 also includes the 3rd check valve 44, the 4th check valve 45；3rd check valve
44 fluid upstream end connects with the second pipeline 30, the fluid outflow end of the 3rd check valve 44 and wherein one end of heat-recovery section 43
Connection, the fluid outflow end of the 4th check valve 45 connect with second chamber 14, fluid upstream end and the heating of the 4th check valve 45
Wherein one end connection of section 41, the other end of bringing-up section 41 are connected by external section 42 with the other end of heat-recovery section 43.And
In use, working medium can flow to the fluid upstream end of the 3rd check valve 44, the stream then through the 3rd check valve 44 through the second pipeline 30
Body outflow end flows to heat-recovery section 43, and flows back to bringing-up section 41 by external section 42.And the working medium in bringing-up section 41 is after heated
The fluid upstream end of the 4th check valve 45 can be flowed to, and the fluid outflow end through the 4th check valve 45 flows to second chamber 14.
Further, the cooling device 70 include be used for for cooling medium stream pass through cooling chamber 71, circulating pump 72,
In the heat sink 73 for making cooling medium cool；The cooling medium outlet of the heat sink 73 and the fluid of circulating pump 72 enter
End connection, the fluid outlet side of circulating pump 72 connect with wherein one end of cooling chamber 71, the other end and drop of cooling chamber 71
The cooling medium entrance connection of warm device 73；The cooling section 23 is arranged in cooling chamber 71.And according to common knowledge, circulation
Pump 72 has fluid upstream end, fluid outlet side, to be convenient to enter circulating pump from the fluid upstream end of circulating pump 72 for fluid
Inside 72, and discharged for fluid from fluid outlet side；There is heat sink 73 cooling medium entrance, cooling medium to export, with side
It is easy to from cooling medium entrance enter inside heat sink 73 for cooling medium and is cooled, then exports and flow from cooling medium
Go out.And when in use, circulating pump 72 is worked, and power is provided for the flowing of cooling medium, and the cooling after being cooled down to working medium
Medium flows to the cooling medium entrance of heat sink 73 from cooling chamber 71, and after cooling, is situated between from the cooling of heat sink 73
Matter exports the fluid upstream end for flowing to circulating pump 72, and then the fluid outlet side through circulating pump 72 is again toward stream in cooling chamber 71
Enter, in this way continuous circulation work.
Wherein, the heat sink 73 can be the air cooling heat exchanger with blower fan, liquid cold heat exchanger or blower fan, etc..
Further, the upper end of soak chamber 50 has exhaust outlet 51, and lower end has air inlet 52 so that gas can be from
Air inlet 52 enter soak chamber 50 in, and air soak chamber 50 inside through thermal source 60 heat after, finally from exhaust outlet 51
Discharge.Specifically, the thermal source 60 is located in soak chamber 50.
Further, the heating end of the thermal source 60 is toward bringing-up section 41, the bringing-up section 41, heat-recovery section 43 towards
Arrange successively in direction away from thermal source 60.Specifically, the thermal source 60 is located at the lower section of bringing-up section 41, heat-recovery section 43, which is located at, to be added
The top of hot arc 41.And by using said structure so that behind heat supply soak chamber 50 inside of thermal source 60, flow through heating
The working medium of section 41 can absorb the heat in soak chamber 50, and is not heated the heat that section 41 absorbs in soak chamber 50, can
The working medium for being flowed through heat-recovery section 43 further reclaims.
Specifically, the first chamber 13, second chamber 14 are used to be full of working medium, the first pipeline 20, the second pipeline 30,
3rd pipeline 40 is used to be full of working medium, and the first pipeline 20, the second pipeline 30, the 3rd pipeline 40 are also used to for working medium at it
Interior flowing, it is, each pipeline is used to flow in therein for working medium.The working medium be liquid (such as can use kerosene,
Alcohol, liquid metal etc.), thus, the gases at high pressure working medium of existing external-burning engine is replaced by liquid working substance, can be reduced outer
The airtight requirement of burn engine so that manufacturing process is simple, to reduce cost of manufacture, and can improve security reliability.Specifically,
Second pipeline 30 includes pipeline, and wherein one end of the pipeline connects with first chamber 13, the other end and the phase of expansion cylinder 80
Even.
Specifically, the piston 12 of the piston cylinder is provided with the first drive rod 15 close to one end of first chamber 13, it is close
One end of second chamber 14 is provided with the second drive rod 16, and first drive rod 15 stretches out from first chamber 13, the second driving
Bar 16 is stretched out from second chamber 14, and to be convenient to the first drive rod 15, the second drive rod 16 is connected with outside by driven object.
Wherein, the thermal source 60 can use the existing various thermals source such as combustion furnace, nuclear energy, as long as can be used for soak chamber
50 inside supply heats.
When in use, thermal source 60 works, and supplies heat to soak chamber 50, and now, bringing-up section 41 is in soak chamber 50
It is interior heated so that flow through the working medium expanded by heating of bringing-up section 41, and it is heated after working medium continue on the 3rd pipeline 40 and enter the
In two chambers 14, and by the piston 12 of piston cylinder towards piston cylinder cylinder body 11 close to first chamber 13 one end pushing tow, and
During this, the working medium in first chamber 13 is forced into the second pipeline 30, and afterwards, most of working medium is used for into expansion cylinder 80
Acting, remaining enters in the 3rd check valve 44, and flows through heat-recovery section 43, and recyclable soak chamber 50 is not heated section 41 and absorbed
Heat, then flow through external section 42, then flow back to bringing-up section 41 complete engine acting part.And treat expansion cylinder 80 and finish work(
Afterwards, the direction motion of the piston of expansion cylinder 80 toward the other end close to second pipeline 30 is resetted, and working medium is pressed onto into first
In chamber 13, now, the working medium in first chamber 13 is gathered to a certain extent, the cylinder body by the piston 12 of piston cylinder toward piston cylinder
11 one end pushing tows away from first chamber 13, the working medium in second chamber 14 is set to flow to heat exchanging segment 22 through the first check valve 21, so
After flow through cooling section 23 and cooled down in the presence of cooling device 70, last working medium flows back to the first chamber through the second check valve 24
In room 13.
Specifically, the piston of the expansion cylinder 80 is connected by connecting rod with the tumbler rotatably set, the connecting rod
Wherein one end and the piston hinge of expansion cylinder 80, the other end is hinged with tumbler；The tumbler includes bent axle, is fixed on bent axle
On flywheel, and during the acting of expansion cylinder 80, the piston of expansion cylinder 80 drives crank together with flywheel turns by connecting rod, and
After expansion cylinder 80 finishes work(, flywheel is rotated further in the presence of inertia, and makes the piston of expansion cylinder 80 toward close to described the
The direction motion of the other end of two pipelines 30 resets, and working medium is pressed onto in first chamber 13, and pass through the work in first chamber 13
Cylinder body 11 one end pushing tow away from first chamber 13 of the matter by the piston 12 of piston cylinder toward piston cylinder.Certainly, in addition, may be used also
The piston of expansion cylinder 80 is directly connected to load, after expansion cylinder 80 finishes work(, the piston of expansion cylinder 80 can self gravitation,
Direction motion under the collective effect of load gravity and working medium toward the other end close to second pipeline 30 resets.
Above-mentioned embodiment is only preferred embodiment of the present utility model, it is impossible to is protected with this to limit the utility model
Scope, the change of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacing belongs to
In the utility model scope claimed.
Claims (10)
- A kind of 1. external-burning engine, it is characterised in that：Including piston cylinder, the first pipeline, the second pipeline, the 3rd pipeline, incubation cavity Room, thermal source, cooling device, expansion cylinder；The cylinder interior of piston cylinder is divided into first chamber and by the piston of the piston cylinder Two chambers；Wherein one end of second pipeline connects with first chamber, and the other end of the second pipeline is connected with expansion cylinder；It is described Wherein one end of 3rd pipeline and the second pipeline connection, the other end connect with second chamber；3rd pipeline includes being arranged in Bringing-up section in soak chamber, external section outside soak chamber, the heat-recovery section that is arranged in soak chamber；The heating Section is connected by external section with heat-recovery section；The thermal source is used to supply heat to soak chamber inside；The first pipeline bag Include the first check valve, the heat exchanging segment being arranged in external section, the cooling section being arranged in cooling device, the second check valve；It is described The fluid upstream end of first check valve connects with second chamber, the fluid outflow end of the first check valve and wherein one end of heat exchanging segment Connection, the other end of heat exchanging segment connect with wherein one end of cooling section, and the fluid of the other end of cooling section and the second check valve enters Enter end connection, the fluid outflow end of the second check valve connects with first chamber.
- 2. external-burning engine as claimed in claim 1, it is characterised in that：3rd pipeline also includes the 3rd check valve, the Four check valves；The fluid upstream end and the second pipeline connection of 3rd check valve, fluid outflow end and the heat of the 3rd check valve Wherein one end connection of exhausting section, the fluid outflow end of the 4th check valve connect with second chamber, and the fluid of the 4th check valve enters Enter end to connect with wherein one end of bringing-up section, the other end of bringing-up section is connected by external section with the other end of heat-recovery section.
- 3. external-burning engine as claimed in claim 1, it is characterised in that：The cooling device includes being used to supply cooling medium stream The cooling chamber of warp, circulating pump, the heat sink for making cooling medium cool；The heat sink cooling medium outlet with The fluid upstream end connection of circulating pump, the fluid outlet side of circulating pump connect with wherein one end of cooling chamber, cooling chamber The other end connects with the cooling medium entrance of heat sink；The cooling section is arranged in cooling chamber.
- 4. external-burning engine as claimed in claim 3, it is characterised in that：The heat sink is liquid cold heat exchanger or had The air cooling heat exchanger of blower fan.
- 5. external-burning engine as claimed in claim 1, it is characterised in that：The upper end of soak chamber has exhaust outlet, lower end tool There is air inlet；The thermal source is located in soak chamber.
- 6. external-burning engine as claimed in claim 1, it is characterised in that：The heating end of the thermal source is toward bringing-up section, institute State bringing-up section, heat-recovery section is arranged successively away from the direction of thermal source.
- 7. external-burning engine as claimed in claim 6, it is characterised in that：The thermal source is located at the lower section of bringing-up section, recuperation of heat Section is located at the top of bringing-up section.
- 8. external-burning engine as claimed in claim 1, it is characterised in that：Second pipeline includes pipeline, the pipeline Wherein one end connects with first chamber, and the other end is connected with expansion cylinder；The first chamber, second chamber are used to be full of work Matter；First pipeline, the second pipeline, the 3rd pipeline are used to be full of working medium, and are used to flow in it for working medium；The working medium For liquid.
- 9. external-burning engine as claimed in claim 1, it is characterised in that：The piston of the piston cylinder close to first chamber one End is provided with the first drive rod, and one end of second chamber is provided with the second drive rod, and first drive rod is from the first chamber Room is stretched out, and the second drive rod stretches out from second chamber.
- 10. external-burning engine as claimed in claim 1, it is characterised in that：The piston of the expansion cylinder is by connecting rod with that can turn The dynamic tumbler connection set, and the piston of the expansion cylinder drives tumbler to rotate by connecting rod；Wherein one end of the connecting rod With the piston hinge of expansion cylinder, the other end is hinged with tumbler；The tumbler includes bent axle, the flywheel being fixed on bent axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720904934.7U CN207018105U (en) | 2017-07-24 | 2017-07-24 | A kind of external-burning engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720904934.7U CN207018105U (en) | 2017-07-24 | 2017-07-24 | A kind of external-burning engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207018105U true CN207018105U (en) | 2018-02-16 |
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ID=61481553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720904934.7U Active CN207018105U (en) | 2017-07-24 | 2017-07-24 | A kind of external-burning engine |
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| CN (1) | CN207018105U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355312A (en) * | 2017-07-24 | 2017-11-17 | 广东合新材料研究院有限公司 | A kind of external-burning engine |
-
2017
- 2017-07-24 CN CN201720904934.7U patent/CN207018105U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355312A (en) * | 2017-07-24 | 2017-11-17 | 广东合新材料研究院有限公司 | A kind of external-burning engine |
| CN107355312B (en) * | 2017-07-24 | 2023-09-29 | 广东合一新材料研究院有限公司 | External combustion engine |
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