CN214741580U - Engine exhaust waste heat recycling device - Google Patents
Engine exhaust waste heat recycling device Download PDFInfo
- Publication number
- CN214741580U CN214741580U CN202120395565.XU CN202120395565U CN214741580U CN 214741580 U CN214741580 U CN 214741580U CN 202120395565 U CN202120395565 U CN 202120395565U CN 214741580 U CN214741580 U CN 214741580U
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- Prior art keywords
- pipe
- exhaust pipe
- water tank
- engine
- connecting pipe
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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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- 239000002918 waste heat Substances 0.000 title claims abstract description 25
- 238000004064 recycling Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000007789 gas Substances 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 6
- 238000005253 cladding Methods 0.000 claims description 2
- 239000002912 waste gas Substances 0.000 abstract description 13
- 239000003921 oil Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000000295 fuel oil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses an engine exhaust waste heat recycling device, which belongs to the technical field of waste heat recycling, comprising an engine body and an engine water tank, wherein a main exhaust pipe is arranged on the engine body, the end of the main exhaust pipe is provided with a main exhaust pipe, the outer wall of the main exhaust pipe is coated with a heat collecting pipe, the end of the main exhaust pipe and the end of the heat collecting pipe are provided with a tail gas treatment device, the tail gas treatment device is provided with a waste gas pipe, the outer wall of the heat collecting pipe is provided with a hydrothermal system, an auxiliary exhaust pipe is arranged below the main exhaust pipe, one side of the auxiliary exhaust pipe is provided with a first connecting pipe, the first connecting pipe surrounds the periphery of the bottom of the engine water tank and is communicated with the auxiliary exhaust pipe, the other side of the auxiliary exhaust pipe is provided with a second connecting pipe, and the second connecting pipe is communicated with the tail gas treatment device; the utility model discloses a heat transfer piece that is equipped with between spiral exhaust pipe and the thermal-collecting tube passes to the thermal-collecting tube with the waste gas waste heat in to heat hydrothermal system, supply with external required, improved the utilization ratio to the waste gas waste heat.
Description
Technical Field
The utility model relates to a waste heat recovery utilizes technical field, concretely relates to engine exhaust waste heat recovery utilizes device.
Background
With the increasingly strict regulations on the oil consumption of the engine and the increasing requirements of consumers on energy conservation and emission reduction of automobiles, the engine has to continuously improve the fuel oil thermal efficiency of the engine, in the normal working process of the engine, the chemical energy released by fuel oil combustion can be converted into mechanical energy only by about 40% at most, and most of the rest energy is wasted mainly through two modes of friction loss and waste gas energy, so that how to reduce the mechanical friction loss and how to recover the energy in the waste gas becomes two main research directions for improving the fuel oil thermal efficiency of the engine.
When the exhaust temperature of the existing engine is above 250 ℃ after normal operation, most heat energy is taken away in the form of waste gas, the energy conversion rate of the existing engine waste heat recycling device is low, the structure is complex, waste heat cannot be well utilized, in cold winter, the temperature in the water tank is low, the water tank needs to be heated for a period of time, and therefore the oil consumption is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an engine exhaust waste heat recovery utilizes device for solve the problem that the engine waste heat can not fine utilization.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides an engine exhaust waste heat recovery utilizes device, includes engine body and engine water tank, its characterized in that, be equipped with the total vent-pipe on the engine body, the end of total vent-pipe is equipped with the main vent-pipe, the outer wall cladding of main vent-pipe has the thermal-collecting tube, the main vent-pipe is equipped with tail gas processing apparatus with the end of thermal-collecting tube, the last exhaust pipe that is equipped with of tail gas processing apparatus, be equipped with hydrothermal system on the outer wall of thermal-collecting tube, the below of main vent-pipe is equipped with vice blast pipe, one side of vice blast pipe is equipped with first connecting pipe, first connecting pipe encircles around the bottom at engine water tank and communicates with each other all around and with vice blast pipe, the opposite side of vice blast pipe is equipped with the second connecting pipe, the second connecting pipe communicates with each other with tail gas processing apparatus.
Furthermore, hydrothermal system includes the cold water storage cistern, the bottom of cold water storage cistern is equipped with the third connecting pipe, the end of third connecting pipe is equipped with the spiral pipe, the spiral pipe encircles on the outer wall of thermal-collecting tube, the end of spiral pipe is equipped with the fourth connecting pipe, the end of fourth connecting pipe is equipped with the hot-water tank, the top of hot-water tank is equipped with steam heat collection device, be equipped with the installation pipe on the steam heat collection device, the installation pipe is connected with external required equipment.
Furthermore, an electromagnetic control valve is arranged on the auxiliary exhaust pipe, a temperature sensor is arranged on the engine water tank, and the temperature sensor is electrically connected with the electromagnetic control valve.
Furthermore, the shape of the main exhaust pipe is spiral, and a plurality of heat transfer sheets are arranged between the main exhaust pipe and the heat collecting pipe.
Furthermore, a fifth connecting pipe is connected between the cold water tank and the hot water tank.
The utility model has the advantages that:
the utility model transmits the waste gas waste heat into the heat collecting pipe through the heat transfer sheet arranged between the spiral exhaust pipe and the heat collecting pipe, heats the hydrothermal system, supplies the heat to the outside, and improves the utilization rate of the waste gas waste heat; meanwhile, through the matching of the temperature sensor arranged on the water tank and the electromagnetic control valve, the water tank can be heated through waste gas waste heat, the oil consumption of an automobile is reduced, and the utilization of the waste gas waste heat is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts;
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial structural schematic diagram of the present invention;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
fig. 4 is a schematic diagram of the structure of the hydrothermal system.
The reference numbers in the figures illustrate:
1. an engine body; 2. an engine water tank; 3. a main exhaust pipe; 4. a main exhaust pipe; 5. a heat collecting pipe; 6. a tail gas treatment device; 7. an exhaust gas pipe; 8. a hydrothermal system; 9. a secondary exhaust pipe; 10. a first connecting pipe; 11. a second connecting pipe; 12. a cold water tank; 13. a third connecting pipe; 14. a spiral tube; 15. a fourth connecting pipe; 16. a hot water tank; 17. a water vapor heat collecting device; 18. installing a pipe; 19. an electromagnetic control valve; 20. a temperature sensor; 21. a heat transfer sheet; 22. and a fifth connecting pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
An engine exhaust waste heat recycling device is shown in figures 1-3 and comprises an engine body 1 and an engine water tank 2, wherein a main exhaust pipe 3 is arranged on the engine body 1, a main exhaust pipe 4 is arranged at the tail end of the main exhaust pipe 3, a heat collecting pipe 5 is coated on the outer wall of the main exhaust pipe 4, a tail gas treatment device 6 is arranged at the tail ends of the main exhaust pipe 4 and the heat collecting pipe 5, a waste gas pipe 7 is arranged on the tail gas treatment device 6, a hydrothermal system 8 is arranged on the outer wall of the heat collecting pipe 5, an auxiliary exhaust pipe 9 is arranged below the main exhaust pipe 4, a first connecting pipe 10 is arranged on one side of the auxiliary exhaust pipe 9, the first connecting pipe 10 surrounds the periphery of the bottom of the engine water tank 2 and is communicated with the auxiliary exhaust pipe 9, a second connecting pipe 11 is arranged on the other side of the auxiliary exhaust pipe 9, the second connecting pipe 11 is communicated with the tail gas treatment device 6, an electromagnetic control valve 19 is arranged on the auxiliary exhaust pipe 9, and a temperature sensor 20 is arranged on the engine water tank 2, the temperature sensor 20 is electrically connected with the electromagnetic control valve 19, the temperature sensor 20 can sense the temperature of the engine water tank 2, then the electromagnetic control valve 19 can be controlled to be opened, the water tank is heated through waste heat of waste gas, resources are saved, the main exhaust pipe 4 is spiral, a plurality of heat transfer sheets 21 are arranged between the main exhaust pipe 4 and the heat collecting pipe 5, the main exhaust pipe 4 is spiral, the time of the waste gas in the main exhaust pipe 4 can be prolonged, and therefore heat can be better transferred to the heat collecting pipe 5.
As shown in fig. 4, the hydrothermal system 8 includes a cold water tank 12, a third connecting pipe 13 is disposed at the bottom end of the cold water tank 12, a spiral pipe 14 is disposed at the end of the third connecting pipe 13, the spiral pipe 14 surrounds the outer wall of the heat collecting pipe 5, a fourth connecting pipe 15 is disposed at the end of the spiral pipe 14, a hot water tank 16 is disposed at the end of the fourth connecting pipe 15, a vapor heat collecting device 17 is disposed at the top end of the hot water tank 16, an installation pipe 18 is disposed on the vapor heat collecting device 17, the installation pipe 18 is connected with external required equipment, a fifth connecting pipe 22 is connected between the cold water tank 12 and the hot water tank 16, the spiral pipe 14 wraps the outer wall of the heat collecting pipe 5, water in the spiral pipe 14 is heated by heat of the heat collecting pipe 5, and absorbs the water heat through the vapor heat collecting device 17 for external requirement, the fifth connecting pipe 22 can communicate the hot water tank 16 with the cold water tank 12, water circulation is achieved, and waste is reduced.
When the device is used, waste heat of exhaust gas discharged by an automobile engine is transmitted to the heat collecting pipe 5 through the heat transfer sheet 21, so that water in the spiral pipe 14 coated on the outer wall of the heat collecting pipe 5 is heated, the hot water enters the hot water tank 16 and is collected through the water vapor heat collecting device 17, the hot water is supplied to the outside through the mounting pipe 18 for being needed by the outside, when the temperature in the water tank is low in cold winter or when the engine is just started, the temperature sensor 20 transmits a signal to the electromagnetic control valve 19, the electromagnetic control valve 19 is opened, the exhaust gas enters the auxiliary exhaust pipe 9 and is used for heating the engine water tank 2 through the first connecting pipe 10, the temperature of the engine water tank 2 is increased, the oil consumption of the automobile is reduced, and when the temperature is high or stable, the electromagnetic control valve 19 is closed, and the water tank is not heated.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (5)
1. The utility model provides an engine exhaust waste heat recycling device, includes engine body (1) and engine water tank (2), its characterized in that, be equipped with total exhaust pipe (3) on engine body (1), the end of total exhaust pipe (3) is equipped with main exhaust pipe (4), the outer wall cladding of main exhaust pipe (4) has thermal-collecting tube (5), the end of main exhaust pipe (4) and thermal-collecting tube (5) is equipped with tail gas processing apparatus (6), be equipped with exhaust pipe (7) on tail gas processing apparatus (6), be equipped with hydrothermal system (8) on the outer wall of thermal-collecting tube (5), the below of main exhaust pipe (4) is equipped with vice blast pipe (9), one side of vice blast pipe (9) is equipped with first connecting pipe (10), first connecting pipe (10) encircle around the bottom of engine water tank (2) and communicate with each other with vice blast pipe (9), and a second connecting pipe (11) is arranged on the other side of the auxiliary exhaust pipe (9), and the second connecting pipe (11) is communicated with the tail gas treatment device (6).
2. The engine exhaust waste heat recycling device according to claim 1, wherein the hydrothermal system (8) comprises a cold water tank (12), a third connecting pipe (13) is arranged at the bottom end of the cold water tank (12), a spiral pipe (14) is arranged at the tail end of the third connecting pipe (13), the spiral pipe (14) surrounds the outer wall of the heat collecting pipe (5), a fourth connecting pipe (15) is arranged at the tail end of the spiral pipe (14), a hot water tank (16) is arranged at the tail end of the fourth connecting pipe (15), a water vapor heat collecting device (17) is arranged at the top end of the hot water tank (16), an installation pipe (18) is arranged on the water vapor heat collecting device (17), and the installation pipe (18) is connected with external required equipment.
3. The engine exhaust waste heat recycling device according to claim 1, wherein an electromagnetic control valve (19) is arranged on the secondary exhaust pipe (9), a temperature sensor (20) is arranged on the engine water tank (2), and the temperature sensor (20) is electrically connected with the electromagnetic control valve (19).
4. The engine exhaust waste heat recycling device according to claim 1, wherein the shape of the main exhaust pipe (4) is spiral, and a plurality of heat transfer sheets (21) are arranged between the main exhaust pipe (4) and the heat collecting pipe (5).
5. The engine exhaust waste heat recycling device according to claim 2, wherein a fifth connecting pipe (22) is connected between the cold water tank (12) and the hot water tank (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120395565.XU CN214741580U (en) | 2021-02-22 | 2021-02-22 | Engine exhaust waste heat recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120395565.XU CN214741580U (en) | 2021-02-22 | 2021-02-22 | Engine exhaust waste heat recycling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214741580U true CN214741580U (en) | 2021-11-16 |
Family
ID=78589350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120395565.XU Active CN214741580U (en) | 2021-02-22 | 2021-02-22 | Engine exhaust waste heat recycling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214741580U (en) |
-
2021
- 2021-02-22 CN CN202120395565.XU patent/CN214741580U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240812 Address after: 300000, No. 57, Zone 2, Chuancangyu Village, Xiaying Town, Jixian County, Jizhou District, Tianjin City Patentee after: Dong Xiaobin Country or region after: China Address before: 246003 room 210, building 1, science and technology entrepreneurship Park, No. 80, Tianzhushan Road, economic development zone, Anqing City, Anhui Province Patentee before: Anqing Zhenyi automobile parts remanufacturing Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20241014 Address after: 300000 Tianjin Binhai New Area Zhongxin Tianjin Ecological City Animation Building B2-7-113 (with multiple address information) Patentee after: Tianjin Panhua Energy and Environmental Technology Co.,Ltd. Country or region after: China Address before: 300000, No. 57, Zone 2, Chuancangyu Village, Xiaying Town, Jixian County, Jizhou District, Tianjin City Patentee before: Dong Xiaobin Country or region before: China |