CN219754633U - Recycling device for exhaust waste heat of bench engine - Google Patents
Recycling device for exhaust waste heat of bench engine Download PDFInfo
- Publication number
- CN219754633U CN219754633U CN202321044603.2U CN202321044603U CN219754633U CN 219754633 U CN219754633 U CN 219754633U CN 202321044603 U CN202321044603 U CN 202321044603U CN 219754633 U CN219754633 U CN 219754633U
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- Prior art keywords
- heat exchanger
- heat
- waste heat
- water temperature
- cleaning machine
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- 239000002918 waste heat Substances 0.000 title claims abstract description 34
- 238000004064 recycling Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000004140 cleaning Methods 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 239000008236 heating water Substances 0.000 claims abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
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- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses a recycling device of exhaust waste heat of a bench engine, which comprises a first heat exchanger, a second heat exchanger and a circulating pipeline; the first heat exchanger is closely attached to an exhaust pipe of the engine; the second heat exchanger is immersed in the water tank of the cleaning machine; the circulating pipeline is communicated between the first heat exchanger and the second heat exchanger, and the circulating pipeline, the first heat exchanger and the second heat exchanger form a heat exchange loop; the first heat exchanger is used for heating the medium of the first heat exchanger after recovering the waste heat of the exhaust pipe of the engine, and then the heated medium is used for heating water in the water tank of the cleaning machine through the circulating pipeline and the second heat exchanger. The recycling device for the exhaust waste heat of the bench engine can effectively recycle and utilize the exhaust waste heat of the bench engine to heat water in a water tank of a cleaning machine.
Description
Technical Field
The utility model relates to the field of engine manufacturing, in particular to a device for recycling exhaust waste heat of a bench engine.
Background
The assembled engine is subjected to a stationary (not mobile) bench test (test time is generally about 1 hour) for checking whether the product performance and technical index meet the requirements. The heat generated by the engine exhaust pipe of the bench test is directly discharged outdoors and is not reused. In addition, after the engine test, the engine is required to be cleaned by a cleaning machine and dried and then coated, hot water is required to be used in the working process of the cleaning machine, and the water in the water tank of the cleaning machine is generally heated by using air energy at present, so that relatively large energy is required to be consumed. If the engine exhaust waste heat of the bench test can be collected and utilized to heat water in the water tank of the cleaning machine, more energy sources can be saved, so that the production cost is reduced, and the product competitiveness is improved.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide a recycling device for exhaust waste heat of a bench engine, which can effectively recycle the exhaust waste heat of the engine and recycle the exhaust waste heat.
In order to achieve the above purpose, the utility model provides a recycling device of exhaust waste heat of a bench engine, comprising a first heat exchanger, a second heat exchanger and a circulating pipeline; the first heat exchanger is closely attached to an exhaust pipe of the engine; the second heat exchanger is immersed in the water tank of the cleaning machine; the circulating pipeline is communicated between the first heat exchanger and the second heat exchanger, and the circulating pipeline, the first heat exchanger and the second heat exchanger form a heat exchange loop; the first heat exchanger is used for heating the medium of the first heat exchanger after recovering the waste heat of the exhaust pipe of the engine, and then the heated medium is used for heating water in the water tank of the cleaning machine through the circulating pipeline and the second heat exchanger.
In a preferred embodiment, the device for recycling exhaust waste heat of the bench engine further comprises a flow proportioning valve arranged on the circulation pipeline, wherein the flow proportioning valve can control the flow proportion of the medium in the heat exchange loop.
In a preferred embodiment, the device for recycling exhaust waste heat of the bench engine further comprises a pipeline circulating pump, wherein the pipeline circulating pump is arranged on the circulating pipeline and can control the flow rate of the medium in the heat exchange loop.
In a preferred embodiment, the recycling device of the exhaust waste heat of the bench engine further comprises a water temperature sensor and an automatic temperature controller; the water temperature sensor is arranged in the water tank of the cleaning machine, and can monitor the water temperature in the water tank of the cleaning machine at any time; the automatic temperature controller is in data connection with the water temperature sensor and is used for receiving the water temperature information of the water temperature sensor.
In a preferred embodiment, the automatic temperature controller is in data connection with the flow proportioning valve, and the automatic temperature controller can control the flow proportion of the medium in the heat exchange loop through the flow proportioning valve according to the water temperature information in the water tank of the cleaning machine monitored by the water temperature sensor.
In a preferred embodiment, the automatic temperature controller is in data connection with the pipeline circulating pump, and the automatic temperature controller can control the flow rate of medium in the heat exchange loop through the pipeline circulating pump according to the water temperature information in the water tank of the cleaning machine monitored by the water temperature sensor.
Compared with the prior art, the recycling device for the exhaust waste heat of the bench engine has the following beneficial effects: according to the scheme, the heat exchangers are arranged at the exhaust pipe of the bench engine and in the water tank of the cleaning machine, and the exhaust waste heat of the exhaust pipe is recycled to heat water in the cleaning machine, so that the purpose of waste heat recycling and energy saving is achieved. Meanwhile, the circulating pump, the flow proportioning valve, the water temperature sensor, the automatic temperature controller and other elements are arranged, and the heat exchange efficiency of the circulating loop is improved by using the flow or the flow rate of medium (water). Thereby achieving the effects of reducing the production cost and improving the competitiveness of the product.
Drawings
Fig. 1 is a schematic view of the arrangement of elements of a recycling apparatus according to an embodiment of the present utility model.
The main reference numerals illustrate:
the system comprises a 1-engine, a 2-first heat exchanger, a 3-exhaust pipe, a 4-flow proportional valve, a 5-circulating pipeline, a 6-pipeline circulating pump, a 7-cleaning machine water tank, an 8-second heat exchanger, a 9-water temperature sensor and a 10-automatic temperature controller.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
As shown in fig. 1, a recycling device of exhaust waste heat of a bench engine according to a preferred embodiment of the present utility model mainly includes an engine 1, a first heat exchanger 2, an exhaust pipe 3, a flow ratio valve 4, a circulation line 5, a pipe circulation pump 6, a washer water tank 7, a second heat exchanger 8, a water temperature sensor 9, an automatic temperature controller 10, and the like. The first heat exchanger 2 is arranged in close proximity to the exhaust pipe 3 of the engine 1, preferably in the form of a wrap, for example by wrapping around the exhaust pipe 3 with a heat exchanger tube or the like. The second heat exchanger 8 is immersed in the washer tank 7. The circulation line 5 is connected between the first heat exchanger 2 and the second heat exchanger 8, and the circulation line 5, the first heat exchanger 2 and the second heat exchanger 8 form a heat exchange circuit. Wherein the first heat exchanger 2 recovers the waste heat of the exhaust pipe 3 of the engine 1 and heats the medium of the first heat exchanger 2, and the heated medium is used for heating the water in the water tank 7 of the cleaning machine through the circulating pipeline 5 and the second heat exchanger 8.
In some embodiments, the recycling device of the exhaust waste heat of the bench engine further comprises a flow proportioning valve 4 arranged on the circulation pipeline 5, and the flow proportioning valve 4 can control the flow proportion of the medium in the heat exchange loop.
In some embodiments, the device for recycling exhaust gas waste heat of the bench engine further comprises a pipeline circulating pump 6 arranged on the circulating pipeline 5, and the pipeline circulating pump 6 can control the flow rate of the medium in the heat exchange loop.
In some embodiments, the recycling device of the exhaust waste heat of the bench engine further comprises a water temperature sensor 9 and an automatic temperature controller 10. The water temperature sensor 9 is arranged in the water tank 7 of the cleaning machine, and the water temperature sensor 9 can monitor the water temperature in the water tank 7 of the cleaning machine at any time. The automatic temperature controller 10 is in data connection with the water temperature sensor 9 and is used for receiving the water temperature information of the water temperature sensor 9.
In some embodiments, the automatic temperature controller 10 is in data connection with the flow rate proportional valve 4, and the automatic temperature controller 10 can control the flow rate proportion of the medium in the heat exchange loop through the flow rate proportional valve 4 according to the water temperature information in the water tank 7 of the cleaning machine monitored by the water temperature sensor 9.
In some embodiments, the automatic temperature controller 10 is in data connection with the pipeline circulating pump 6, and the automatic temperature controller 10 can control the flow rate of the medium in the heat exchange loop through the pipeline circulating pump 6 according to the water temperature information in the water tank 7 of the cleaning machine monitored by the water temperature sensor 9.
In some embodiments, preferably, a heat preservation device may be further disposed on the first heat exchanger 2 and the circulation pipeline 5, where the heat preservation device may reduce heat loss during the circulation process as much as possible, and may greatly improve the thermal efficiency of the recycling device.
In summary, the device for recycling exhaust waste heat of the engine of the bench has the following advantages: according to the scheme, the heat exchangers are arranged at the exhaust pipe of the bench engine and in the water tank of the cleaning machine, and the exhaust waste heat of the exhaust pipe is recycled to heat water in the cleaning machine, so that the purpose of waste heat recycling and energy saving is achieved. Meanwhile, the circulating pump, the flow proportioning valve, the water temperature sensor, the automatic temperature controller and other elements are arranged, and the heat exchange efficiency of the circulating loop is improved by using the flow or the flow rate of medium (water). Thereby achieving the effects of reducing the production cost and improving the competitiveness of the product.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (6)
1. The utility model provides a bench engine exhaust waste heat's recycle device which characterized in that includes:
a first heat exchanger disposed in close contact with an exhaust pipe of the engine;
a second heat exchanger immersed in the washer tank; and
a circulation line communicating between the first heat exchanger and the second heat exchanger, the circulation line, the first heat exchanger, and the second heat exchanger forming a heat exchange circuit;
the first heat exchanger is used for heating the medium of the first heat exchanger after recovering the waste heat of the exhaust pipe of the engine, and then the heated medium is used for heating water in the water tank of the cleaning machine through the circulating pipeline and the second heat exchanger.
2. The bench engine exhaust waste heat recycling device of claim 1, further comprising a flow ratio valve disposed on the circulation line, the flow ratio valve being capable of controlling a flow ratio of the medium in the heat exchange circuit.
3. The bench engine exhaust waste heat recycling device of claim 2, further comprising a pipe circulation pump provided on the circulation pipe, the pipe circulation pump being capable of controlling a flow rate of the medium in the heat exchange circuit.
4. A bench engine exhaust waste heat recycling device as set forth in claim 3, further comprising:
the water temperature sensor is arranged in the water tank of the cleaning machine and can monitor the water temperature in the water tank of the cleaning machine at any time; and
and the automatic temperature controller is in data connection with the water temperature sensor and is used for receiving the water temperature information of the water temperature sensor.
5. The recycling device of exhaust waste heat of a bench engine according to claim 4, wherein the automatic temperature controller is in data connection with the flow proportioning valve, and the automatic temperature controller can control the flow proportion of medium in the heat exchange loop through the flow proportioning valve according to water temperature information in the water tank of the cleaning machine monitored by the water temperature sensor.
6. The recycling device of exhaust waste heat of a bench engine according to claim 4, wherein the automatic temperature controller is in data connection with the pipeline circulating pump, and the automatic temperature controller can control the flow rate of medium in the heat exchange loop through the pipeline circulating pump according to the water temperature information in the water tank of the cleaning machine monitored by the water temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321044603.2U CN219754633U (en) | 2023-05-05 | 2023-05-05 | Recycling device for exhaust waste heat of bench engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321044603.2U CN219754633U (en) | 2023-05-05 | 2023-05-05 | Recycling device for exhaust waste heat of bench engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219754633U true CN219754633U (en) | 2023-09-26 |
Family
ID=88091806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321044603.2U Active CN219754633U (en) | 2023-05-05 | 2023-05-05 | Recycling device for exhaust waste heat of bench engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219754633U (en) |
-
2023
- 2023-05-05 CN CN202321044603.2U patent/CN219754633U/en active Active
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