CN214944529U - Automobile engine cooling system - Google Patents
Automobile engine cooling system Download PDFInfo
- Publication number
- CN214944529U CN214944529U CN202120156045.3U CN202120156045U CN214944529U CN 214944529 U CN214944529 U CN 214944529U CN 202120156045 U CN202120156045 U CN 202120156045U CN 214944529 U CN214944529 U CN 214944529U
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- Prior art keywords
- control valve
- engine
- refrigerant
- water tank
- refrigerant pipe
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- 238000001816 cooling Methods 0.000 title claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 239000003507 refrigerant Substances 0.000 claims description 65
- 239000010705 motor oil Substances 0.000 claims description 21
- 238000004378 air conditioning Methods 0.000 claims description 18
- 238000004321 preservation Methods 0.000 claims description 18
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 239000010721 machine oil Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model discloses an automobile engine cooling system, including main water tank, water pump, first control valve, engine water jacket, expansion tank, radiator, machine oil cooling device, warm braw device, controlling means, fifth control valve, holding water box and fourth control valve, main water tank, water pump, first control valve, engine water jacket, radiator pass through the trunk line and connect into main cooling cycle structure, water pump, holding water tank, fourth control valve, first bypass pipeline, third bypass pipeline and partial trunk line connect into vice cooling cycle structure, be equipped with heater, heat exchanger and third temperature sensor in the holding water tank. The utility model discloses an engine cooling system, the high and long-time high-power during operation of engine of ambient temperature for the heat dissipation of engine makes the engine be in more suitable temperature range, and when ambient temperature was lower, when the engine start needed the heat engine, can realize quick heat engine.
Description
Technical Field
The utility model particularly relates to an automobile engine technical field specifically is an automobile engine cooling system.
Background
With the social start and the rapid development of the automobile industry, automobiles have become one of the important transportation means for people to ride instead of walk. The engine is a core part of the automobile, the temperature of the engine is high when the automobile runs, particularly in summer, the heat dissipation condition of the engine is poor, the temperature of the engine is high when the automobile runs, particularly when the automobile runs on a long uphill road, the engine is in a high temperature state for a long time due to long-time high-power output, the engine is damaged, and the service life of the engine is shortened. In the long-time operation process in summer with higher temperature, the cooling effect of the engine cooling system in the prior art is poorer, the heat dissipation of the engine is influenced, and the service life of the engine is shortened. When the environment temperature is lower, the engine needs to be heated at a low rotating speed after being started, the heating time is longer in a region with lower air temperature, the engine is generally provided with a thermostat at present, the thermostat has the effect that before the temperature of the vehicle reaches normal temperature, the engine is in a closed state, and at the moment, cooling liquid of the engine returns to the engine through a water pump to perform small circulation in the engine, so that the engine is rapidly heated. Although the mode plays a role in preheating the engine, the method has the problems of long preheating effect time and poor effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automobile engine cooling system, the higher and long-time high-power during operation of engine of ambient temperature for the heat dissipation of engine makes the engine be in more suitable temperature range, and when ambient temperature was lower, when the engine start needed the heat engine, can realize quick heat engine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an automobile engine cooling system comprises a main water tank, a water pump, a first control valve, an engine water jacket, an expansion water tank, a radiator, an engine oil cooling device, a warm air device, a control device, a fifth control valve, a heat preservation water tank and a fourth control valve, a first temperature sensor is arranged in the engine water jacket, a second temperature sensor is arranged in the engine oil cooling device, the main water tank, the water pump, the first control valve, the engine water jacket and the radiator are connected into a main cooling circulation structure through a main pipeline, the engine oil cooling device is connected with the engine water jacket in parallel through a first bypass pipeline, a second control valve is arranged on the first bypass pipeline, the heater unit is connected with the radiator in parallel through a second bypass pipeline, a third control valve is arranged on the second bypass pipeline, and a fifth control valve is arranged on a main pipeline corresponding to a water inlet end of the radiator. The automobile air conditioning system comprises a water pump, a heat preservation water tank, a fourth control valve, a first bypass pipeline, a third bypass pipeline and a part of main pipelines, wherein the water pump, the heat preservation water tank, the fourth control valve, the first bypass pipeline, the third bypass pipeline and the part of main pipelines are connected into an auxiliary cooling circulation structure, a heater, a heat exchanger and a third temperature sensor are arranged in the heat preservation water tank, the heater is electrically connected with an automobile storage battery, the heat exchanger is connected with an automobile air conditioning system through a refrigerant pipeline assembly, the refrigerant pipeline assembly is provided with a refrigerant control valve, and the first control valve, the second control valve, the third control valve, the fourth control valve, the first temperature sensor, the second temperature sensor, the heater and the refrigerant control valve are all electrically connected with a control device.
The automobile air conditioning system comprises a compressor, an electromagnetic reversing valve, a condenser, an expansion valve and an evaporator, wherein the refrigerant pipeline assembly comprises a first refrigerant pipe and a second refrigerant pipe, and the heat exchanger is connected with the evaporator in parallel through the first refrigerant pipe and the second refrigerant pipe.
The inlet end of the first refrigerant pipe is connected with the refrigerant inlet end of the evaporator, the outlet end of the first refrigerant pipe is connected with the refrigerant inlet end of the heat exchanger, the inlet end of the second refrigerant pipe is connected with the refrigerant outlet end of the heat exchanger, and the outlet end of the second refrigerant pipe is connected with the refrigerant outlet end of the evaporator.
The refrigerant control valve is provided on the first refrigerant pipe.
The control device comprises a wireless control unit, and the wireless control unit comprises a signal transmitting end and a signal receiving end. The wireless control unit is convenient for adjusting the temperature in the vehicle in advance and is also convenient for realizing the heating in advance when the weather is cold.
The signal receiving end is arranged on the automobile, and the signal transmitting end is arranged on the mobile phone.
Has the advantages that: the utility model is provided with the heat preservation water tank, the heater and the heat exchanger are arranged in the heat preservation water tank, when the external temperature is higher and the engine works for a long time with high power, the heat dissipation of the engine is accelerated through the heat exchangers of the automobile air conditioning system and the heat preservation water tank, the problems of insufficient power and low engine efficiency during high environmental temperature in summer and high load operation of the engine are solved, and the dynamic property and the efficiency of the engine are improved; when the external temperature is low and the heat engine is needed, the heater, the automobile air conditioning system and the heat exchanger are matched for use, so that the heat engine can be rapidly operated.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description. It should be understood that the structures, ratios, sizes, etc. shown in the drawings of the present application are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, change of the ratio relationship or adjustment of the sizes should still fall within the scope of the present invention without affecting the functions and the achievable purposes of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "front", "rear", "middle" and "one" used in the present specification are used for clarity of description only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be considered as the scope of the present invention without substantial changes in the technical content.
As shown in fig. 1, an automobile engine cooling system includes a main water tank 1, a water pump 2, a first control valve 3, an engine water jacket 4, an expansion water tank 5, a radiator 6, an engine oil cooling device 8, a heating device 10, a control device 11, a holding water tank 12, a fourth control valve 13, and a fifth control valve 27. A first temperature sensor 14 is arranged in the engine water jacket 4, and the first temperature sensor 14 can monitor the temperature in the engine water jacket 4 in real time. A second temperature sensor 15 is arranged in the engine oil cooling device 8, and the second temperature sensor 15 can monitor the temperature in the engine oil cooling device 8 in real time. The main water tank 1, the water pump 2, the first control valve 3, the engine water jacket 4 and the radiator 6 are connected into a main cooling circulation structure through a main pipeline, the main cooling circulation structure is a main component for cooling the engine, and the main cooling circulation structure can meet the heat dissipation requirement of the engine under general conditions. The engine oil cooling device 8 is connected with the engine water jacket 4 in parallel through a first bypass pipeline, the first bypass pipeline is provided with a second control valve 7, when the engine oil temperature of the automobile is high, the engine oil cooling device 8 plays a role in cooling and cooling, and when the external temperature is low and the engine just starts to start and needs to be warmed, the engine oil cooling device 8 plays a role in warming the engine oil. The warm air device 10 is connected with the radiator 6 in parallel through a second bypass pipeline, a third control valve 9 is arranged on the second bypass pipeline, a fifth control valve 27 is arranged on a main pipeline corresponding to the water inlet end of the radiator 6, the warm air device 10 is started when the weather is cold, the heat generated by an engine is effectively utilized by the warm air device 10, the temperature in the vehicle reaches a comfortable temperature, and the heating function of the automobile air conditioner is not started. The water pump 2, the heat preservation water tank 12, the fourth control valve 13, the first bypass pipeline, the third bypass pipeline and part of the main pipeline are connected into an auxiliary cooling circulation structure, a heater 16, a heat exchanger 17 and a third temperature sensor 18 are arranged in the heat preservation water tank 12, under the normal condition, the auxiliary cooling circulation structure is in a stop state, the fourth control valve 13 is in a close state, the heater 16 and the heat exchanger 17 are in an off state, when the main cooling circulation structure cannot effectively meet the heat dissipation requirement of an engine, the auxiliary cooling circulation structure starts a refrigeration mode, the fourth control valve 13 is in an open state, the heater 16 is in an off state, and the heat exchanger 17 is in a refrigeration state. When the outside temperature is low and the engine is started to need to be warmed up, the first control valve 3, the third control valve 9 and the fifth control valve 27 are all in a closed state, the second control valve 7 and the fourth control valve 13 are in an open state, the temperature of the engine water jacket 4 and the engine oil cooling device 8 is raised by utilizing the auxiliary cooling circulation structure, namely, the water in the holding water tank 12 is heated by the heater 16 or the heat exchanger 17, when the water in the holding water tank 12 reaches the set temperature, the heated water flows through the water jacket 4 of the engine and the engine oil cooling device 8 to heat the engine and the engine oil, when the temperatures of the engine water jacket 4 and the engine oil cooling device 8 reach the set temperature, the first control valve 3, the third control valve 9 and the fifth control valve 27 are all in an open state, then the heater 16 or the heat exchanger 17 is closed, and then the second control valve 7 and the fourth control valve 13 are closed; when the outside temperature is extremely low, the heater 16 and the heat exchanger 17 may be simultaneously activated to heat the water in the holding water tank 12 in order to reduce the warm-up time. The heater 16 is electrically connected with an automobile storage battery, the heat exchanger 17 is connected with an automobile air conditioning system through a refrigerant pipeline assembly, a refrigerant control valve 19 is arranged on the refrigerant pipeline assembly, and the first control valve 3, the second control valve 7, the third control valve 9, the fourth control valve 13, the first temperature sensor 14, the second temperature sensor 15, the heater 16 and the refrigerant control valve 19 are all electrically connected with the control device 11. Normally, the refrigerant control valve 19 is in a closed state, and when the heat exchanger 17 needs to be in an operating state, the refrigerant control valve 19 is also in an open state. The expansion tank 5 is a feature of the conventional art and will not be described in detail herein.
The automobile air conditioning system comprises a compressor 20, an electromagnetic directional valve 21, a condenser 22, an expansion valve 23 and an evaporator 24, the refrigerant pipeline assembly comprises a first refrigerant pipe 25 and a second refrigerant pipe 26, and the heat exchanger 17 is connected with the evaporator 24 in parallel through the first refrigerant pipe 25 and the second refrigerant pipe 26. The cooling and heating modes of the vehicle air conditioning system belong to the conventional technology, and the flow direction of the refrigerant in the cooling mode is opposite to that of the refrigerant in the heating mode, which is easily known by those skilled in the art and will not be described herein.
An inlet end of the first refrigerant pipe 25 is connected to a refrigerant inlet end of the evaporator 24, an outlet end of the first refrigerant pipe 25 is connected to a refrigerant inlet end of the heat exchanger 17, an inlet end of the second refrigerant pipe 26 is connected to a refrigerant outlet end of the heat exchanger 17, and an outlet end of the second refrigerant pipe 26 is connected to a refrigerant outlet end of the evaporator 24. The refrigerant inlet end and the refrigerant outlet end are described herein for convenience of description, and if the refrigerant inlet end is in the cooling mode of the vehicle air conditioning system, the refrigerant outlet end is in the heating mode of the vehicle air conditioning system, which belongs to the basic knowledge in the field and will not be described herein again.
The refrigerant control valve 19 is provided on the first refrigerant pipe 25.
The control device 11 comprises a wireless control unit, and the wireless control unit comprises a signal transmitting end and a signal receiving end.
The signal receiving end is arranged on the automobile, and the signal transmitting end is arranged on the mobile phone. The wireless control unit is convenient for starting the vehicle in advance, when the weather is hot, the temperature in the vehicle is high, and the vehicle air conditioner can be started in advance through the wireless control unit to enable the temperature in the vehicle to reach the proper temperature; when the weather is cold and the vehicle needs to be heated, the heater 16 can be controlled by the wireless control unit or the vehicle air conditioning system can be controlled at the same time to heat the water in the heat preservation water tank 12, so that the temperature of the engine and engine oil reaches the proper temperature, if the vehicle air conditioning system is started, the temperature in the vehicle can be increased, after the engine normally runs for a period of time, the air heating device 10 can be started, the proper temperature in the vehicle can be ensured by the heat generated by the running of the engine, and then the vehicle air conditioning system can be closed.
The working principle of the utility model is as follows:
when the external temperature is high and the engine works at high power for a long time, the main cooling circulation structure can not enable the engine to effectively dissipate heat, the auxiliary cooling circulation structure is started, the engine is cooled through the main cooling circulation structure and the auxiliary cooling circulation structure together, and due to the fact that the external temperature is high, the automobile air conditioning system is in a starting cooling mode state, the heat exchanger 17 in the heat preservation water tank 12 is convenient to use for cooling, the temperature of water in the heat preservation water tank 12 is reduced, and the engine is enabled to be in a proper working temperature range. When the external temperature is low and the engine needs to be started to heat the vehicle, the water in the heat-preservation water tank 12 can be heated through the heater 16 or the heat exchanger 17, when the heat exchanger 17 needs to be started to heat the water in the heat-preservation water tank 12, the heating mode of the automobile air conditioning system needs to be started, and when the water in the heat-preservation water tank 12 reaches the set temperature, the heated water flows through the engine water jacket 4 and the engine oil cooling device 8 to heat the engine and the engine oil; when the outside temperature is low, the heater 16 or the heat exchanger 17 can be used alone to heat the water in the holding water tank 12, and when the outside temperature is extremely low, the heater 16 and the heat exchanger 17 can be used simultaneously to heat the water in the holding water tank 12 in order to reduce the vehicle heating time.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. An automobile engine cooling system comprises a main water tank, a water pump, a first control valve, an engine water jacket, an expansion water tank, a radiator, an engine oil cooling device, a warm air device, a control device and a fifth control valve, a first temperature sensor is arranged in the engine water jacket, a second temperature sensor is arranged in the engine oil cooling device, the main water tank, the water pump, the first control valve, the engine water jacket and the radiator are connected into a main cooling circulation structure through a main pipeline, the engine oil cooling device is connected with the engine water jacket in parallel through a first bypass pipeline, a second control valve is arranged on the first bypass pipeline, the warm air device is connected with the radiator in parallel through a second bypass pipeline, a third control valve is arranged on the second bypass pipeline, the fifth control valve is arranged on the main pipeline corresponding to the water inlet end of the radiator, and is characterized in that: the automobile air conditioning system is characterized by further comprising a heat preservation water tank and a fourth control valve, the water pump, the heat preservation water tank, the fourth control valve, the first bypass pipeline, the third bypass pipeline and part of the main pipeline are connected into an auxiliary cooling circulation structure, a heater, a heat exchanger and a third temperature sensor are arranged in the heat preservation water tank, the heater is electrically connected with an automobile storage battery, the heat exchanger is connected with the automobile air conditioning system through a refrigerant pipeline assembly, the refrigerant pipeline assembly is provided with a refrigerant control valve, and the first control valve, the second control valve, the third control valve, the fourth control valve, the first temperature sensor, the second temperature sensor, the heater and the refrigerant control valve are all electrically connected with the control device.
2. The automotive engine cooling system of claim 1, characterized in that: the automobile air conditioning system comprises a compressor, an electromagnetic reversing valve, a condenser, an expansion valve and an evaporator, wherein the refrigerant pipeline assembly comprises a first refrigerant pipe and a second refrigerant pipe, and the heat exchanger is connected with the evaporator in parallel through the first refrigerant pipe and the second refrigerant pipe.
3. The automotive engine cooling system according to claim 2, characterized in that: the inlet end of the first refrigerant pipe is connected with the refrigerant inlet end of the evaporator, the outlet end of the first refrigerant pipe is connected with the refrigerant inlet end of the heat exchanger, the inlet end of the second refrigerant pipe is connected with the refrigerant outlet end of the heat exchanger, and the outlet end of the second refrigerant pipe is connected with the refrigerant outlet end of the evaporator.
4. The automotive engine cooling system of claim 3, characterized in that: the refrigerant control valve is provided on the first refrigerant pipe.
5. The automotive engine cooling system of claim 1, characterized in that: the control device comprises a wireless control unit, and the wireless control unit comprises a signal transmitting end and a signal receiving end.
6. The automotive engine cooling system of claim 5, characterized in that: the signal receiving end is arranged on the automobile, and the signal transmitting end is arranged on the mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120156045.3U CN214944529U (en) | 2021-01-20 | 2021-01-20 | Automobile engine cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120156045.3U CN214944529U (en) | 2021-01-20 | 2021-01-20 | Automobile engine cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214944529U true CN214944529U (en) | 2021-11-30 |
Family
ID=79079743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120156045.3U Expired - Fee Related CN214944529U (en) | 2021-01-20 | 2021-01-20 | Automobile engine cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214944529U (en) |
-
2021
- 2021-01-20 CN CN202120156045.3U patent/CN214944529U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |