CN218519494U - High-safety integrated heat management system - Google Patents
High-safety integrated heat management system Download PDFInfo
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- CN218519494U CN218519494U CN202222215680.1U CN202222215680U CN218519494U CN 218519494 U CN218519494 U CN 218519494U CN 202222215680 U CN202222215680 U CN 202222215680U CN 218519494 U CN218519494 U CN 218519494U
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Abstract
The utility model belongs to the technical field of the vehicle air conditioner technique and specifically relates to a high security integrated form thermal management system, including the mounting panel that is used for installing various components, the positive fixed mounting of mounting panel has compressor, refrigerant cross valve, vapour and liquid separator and third heat exchanger, and the air outlet of compressor is even to vapour and liquid separator's gas outlet, and the air inlet of its gas outlet intercommunication refrigerant cross valve, refrigerant cross valve are led to an interface intercommunication of third heat exchanger, the third heat exchanger has outer heat exchanger fin through water piping connection, and the reverse side fixed mounting of mounting panel has first choke valve, first heat exchanger and first stop valve, third heat exchanger, first choke valve, first heat exchanger, first stop valve and refrigerant cross valve switch on in proper order, and first heat exchanger has heat exchanger fin in the car through water piping connection, and the third heat exchanger is relative with the mounted position of first choke valve, and its connecting line passes the mounting panel, and the mounted position of first stop valve and refrigerant cross valve is relative.
Description
Technical Field
The utility model belongs to the technical field of the vehicle air conditioner technique and specifically relates to a high security integrated form thermal management system.
Background
The refrigeration and heating of the passenger compartment and the battery of the new energy automobile are realized by using the electric quantity of the battery, and especially in winter, the consumption of the electric quantity by the heating of the passenger compartment and the heating of the battery is very large. At present, passenger compartment heating and battery heating in winter mainly comprise PTC heating, a heat pump and PTC heating, the PTC heating conversion efficiency is low, the characteristics of the refrigerant in low temperature of the existing mass production refrigerant are low, and low-performance factors in low-temperature operation still need the PTC to perform auxiliary heating, so that the heating energy consumption in low temperature is increased. And the refrigerant is filled in the air-conditioning pipeline, so that the problem of refrigerant leakage can occur in the long-term use process, and the serious damage is caused to personnel in the closed riding space.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of above-mentioned current problem, the utility model provides a high security integrated form thermal management system.
The utility model provides a technical scheme that its technical problem adopted is: the high-safety integrated heat management system comprises a mounting plate for mounting various elements, wherein a compressor, a refrigerant four-way valve, a gas-liquid separator and a third heat exchanger are fixedly mounted on the front surface of the mounting plate, an air inlet of the compressor is connected with an air outlet of the gas-liquid separator, an air outlet of the compressor is communicated with an air inlet of the refrigerant four-way valve, an interface of the third heat exchanger is communicated with the refrigerant four-way valve, the third heat exchanger is connected with an automobile heat exchange sheet through a water pipe, a first throttle valve, a first heat exchanger and a first stop valve are fixedly mounted on the reverse surface of the mounting plate, the third heat exchanger, the first throttle valve, the first heat exchanger, the first stop valve and the refrigerant four-way valve are sequentially communicated, the first heat exchanger is connected with the automobile heat exchange sheet through a water pipe, the third heat exchanger is opposite to the mounting position of the first throttle valve, a connecting pipeline of the third heat exchanger passes through the mounting plate, and the first stop valve is opposite to the mounting position of the refrigerant four-way valve, and the connecting pipeline passes through the mounting plate.
According to the utility model discloses a further embodiment, further include, there are second choke valve, second heat exchanger and second stop valve reverse side still fixed mounting of mounting panel, third heat exchanger, second choke valve, second heat exchanger, second stop valve and refrigerant cross valve switch on in proper order, the second heat exchanger has the battery heat exchanger fin through water piping connection, the third heat exchanger is relative with the mounted position of second choke valve, and its connecting line passes the mounting panel, the second stop valve is relative with the mounted position of refrigerant cross valve, and its connecting line passes the mounting panel.
According to the utility model discloses a further embodiment, further include, the heat exchanger fin is provided with a plurality ofly in the car, and all leads to pipe and coupling and be connected with first heat exchanger, install the water valve on the inlet tube or the outlet pipe of heat exchanger fin in the car.
According to the utility model discloses a further embodiment further includes, all be equipped with the water pump on the water pipe between each heat exchanger and the heat exchanger fin.
According to another embodiment of the present invention, further comprising a sensor on the pathway of each stop valve and/or throttle valve.
According to another embodiment of the present invention, the refrigerant used is R290 refrigerant.
The beneficial effects of the utility model are that, use the R290 refrigerant, the runnability when can satisfying the low temperature, because the R290 refrigerant has the flammability characteristic, so highly integrated and modularization have been carried out to the system, unnecessary runner volume has been reduced, it is minimum to fill the volume to the refrigerant under the circumstances of guaranteeing the performance, even the refrigerant is revealed under the special circumstances and also can not cause very big danger, adopt the indirect heat transfer mode of heat exchanger and heat exchanger fin, guarantee that the refrigerant does not get into the passenger cabin, the security of assurance system operation, this structure is compact, the whole car is arranged in a flexible way.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view at X in FIG. 1;
FIG. 3 is a partial schematic view of the front face of the mounting plate;
FIG. 4 is a partial schematic view of the reverse side of the mounting plate;
FIG. 5 is a schematic diagram of the system during cooling;
FIG. 6 is a schematic diagram of the system during heating;
in the figure, a mounting plate 1, a compressor 2, a refrigerant four-way valve 3, a gas-liquid separator 4, a third heat exchanger 5, an exterior heat exchange fin 6, a first throttle valve 7, a first heat exchanger 8, a first stop valve 9, an interior heat exchange fin 10, a second throttle valve 11, a second heat exchanger 12, a second stop valve 13, a battery heat exchange fin 14, a water pump 15, a water valve 16 and a sensor 17 are arranged.
Detailed Description
Fig. 1-4 are the utility model discloses a structural schematic diagram, a high security integrated form thermal management system, including the mounting panel 1 that is used for installing various components, the positive fixed mounting of mounting panel 1 has compressor 2, refrigerant cross valve 3, vapour and liquid separator 4 and third heat exchanger 5, the air inlet of compressor 2 is continuous to be ventilated and liquid separator 4's gas outlet, its gas outlet intercommunication refrigerant cross valve 3's air inlet, refrigerant cross valve 3 is led to in an interface of third heat exchanger 5, third heat exchanger 5 is connected with outer heat transfer sheet 6 through the water pipe, the reverse side fixed mounting of mounting panel 1 has first choke valve 7, first heat exchanger 8 and first stop valve 9, third heat exchanger 5, first choke valve 7, first heat exchanger 8, first stop valve 9 and refrigerant cross valve 3 switch on in proper order, first heat exchanger 8 has heat transfer sheet 10 in the car through water pipe connection, third heat exchanger 5 is relative with the mounted position of first choke valve 7, and its connecting line passes mounting panel 1, the mounted position of first stop valve 9 and cross valve 3 is relative, and its connecting line passes the mounting panel 1.
The compressor 2 can be separately installed outside the installation plate 1.
An electric heating device can be arranged in the heat exchange fin 10 in the vehicle or on the third heat exchanger 5, and when the ambient temperature outside the vehicle is low or the heat exchange performance is insufficient, the electric heating device is used for supplementing heat exchange.
Only the interior heat exchanger plate 10 is located inside the passenger compartment, and other components are mounted outside the passenger compartment.
The flow channel connected among the third heat exchanger 5, the first throttle valve 7, the first heat exchanger 8, the first stop valve 9 and the refrigerant four-way valve 3 can adopt a connecting structure manufactured by integral casting or machining, and each element is connected with the connecting structure through a corresponding interface, so that the volume of the flow channel is reduced to the maximum extent.
A throttle valve is an expansion valve.
Preferably, the reverse side of the mounting plate 1 is also fixedly provided with a second throttle valve 11, a second heat exchanger 12 and a second stop valve 13, the third heat exchanger 5, the second throttle valve 11, the second heat exchanger 12, the second stop valve 13 and the refrigerant four-way valve 3 are sequentially communicated, the second heat exchanger 12 is connected with a battery heat exchange sheet 14 through a water pipe, the mounting positions of the third heat exchanger 5 and the second throttle valve 11 are opposite, a connecting pipeline of the third heat exchanger passes through the mounting plate 1, the mounting positions of the second stop valve 13 and the refrigerant four-way valve 3 are opposite, and the connecting pipeline of the second stop valve passes through the mounting plate 1. Through setting up second heat exchanger 12 and battery heat exchanger fin 14, battery heat exchanger fin 14 laminating is on the battery, carries out temperature management to the battery system, improves battery system performance.
The first shut-off valve 9 or the second shut-off valve 13 can each be operated separately. When only one of the first heat exchanger 8 and the second heat exchanger 12 works, the stop valve corresponding to the other heat exchanger is closed, that is, the first stop valve 9 or the second stop valve 13 is closed, so that the working heat exchanger can exchange heat with enough refrigerant.
Preferably, a plurality of heat exchange fins 10 are arranged in the vehicle and are connected with the first heat exchanger 8 through water pipes and pipe joints, and a water valve 16 is installed on a water inlet pipe or a water outlet pipe of the heat exchange fins 10 in the vehicle. The number of the heat exchange fins 10 in the vehicle body can be increased according to the requirement of the passenger compartment.
Preferably, a water pump 15 is arranged on a water pipe between each heat exchanger and each heat exchange fin.
Preferably, a sensor 17 is provided in the flow path of each shut-off valve and/or throttle valve. The sensor 17 is arranged to monitor the temperature and pressure of the system part and to adjust the performance of the air conditioning system.
Preferably, the refrigerant used is R290 refrigerant. The R290 refrigerant is used to improve the running performance of the system at low temperature.
Each heat exchange sheet is of a water-cooled structure.
As shown in fig. 5-6, the system principle in cooling mode:
1. the compressor 2 uses electric energy, so that the motor rotates to drive the compression mechanism to compress the low-temperature and low-pressure gaseous refrigerant into the high-temperature and high-pressure gaseous refrigerant;
2. the high-temperature high-pressure gaseous refrigerant exchanges heat with the environment outside the vehicle through the third heat exchanger 5 and the heat exchange fins outside the vehicle 6 to become the high-temperature high-pressure liquid refrigerant, and the heat exchange fins outside the vehicle 6 exchange heat with the environment outside the vehicle through a liquid heat-conducting medium;
3. the high-temperature high-pressure liquid refrigerant enters the first heat exchanger 8, the in-vehicle heat exchange fins 10 and/or the second heat exchanger 12 and the battery heat exchange fins 14 through the throttle valve to exchange heat with the in-vehicle environment/battery to become the low-temperature low-pressure gaseous refrigerant, and the in-vehicle heat exchange fins 10 and the battery heat exchange fins 14 exchange heat with the in-vehicle environment/battery by using liquid heat-conducting media.
System principle under the mode of heating:
1. the compressor 2 uses electric energy, so that the motor rotates to drive the compression mechanism to compress the low-temperature and low-pressure gaseous refrigerant into the high-temperature and high-pressure gaseous refrigerant;
2. the high-temperature high-pressure gaseous refrigerant exchanges heat with the environment/battery in the vehicle through the first heat exchanger 8, the heat exchange fins 10 and/or the second heat exchanger 12 in the vehicle and the battery heat exchange fins 14 to become the high-temperature high-pressure liquid refrigerant, and the heat exchange fins 10 and the battery heat exchange fins 14 in the vehicle exchange heat with the environment/battery in the vehicle through liquid heat-conducting media;
3. the high-temperature high-pressure liquid refrigerant enters the third heat exchanger 5 and the outer heat exchange fins 6 through the throttle valve to exchange heat with the environment outside the vehicle, the high-temperature high-pressure liquid refrigerant is changed into a low-temperature low-pressure gaseous refrigerant, and the outer heat exchange fins 6 exchange heat with the environment outside the vehicle by using liquid heat-conducting media.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. A high-safety integrated thermal management system is characterized by comprising a mounting plate (1) for mounting various elements, the front surface of the mounting plate (1) is fixedly provided with a compressor (2), a refrigerant four-way valve (3), a gas-liquid separator (4) and a third heat exchanger (5), the air inlet of the compressor (2) is connected with the air outlet of the gas-liquid separator (4), the air outlet of the third heat exchanger (5) is communicated with the air inlet of the refrigerant four-way valve (3), one interface of the third heat exchanger is communicated with the refrigerant four-way valve (3), the third heat exchanger (5) is connected with an outer heat exchange fin (6) through a water pipe, a first throttle valve (7), a first heat exchanger (8) and a first stop valve (9) are fixedly arranged on the reverse side of the mounting plate (1), the third heat exchanger (5), the first throttle valve (7), the first heat exchanger (8), the first stop valve (9) and the refrigerant four-way valve (3) are communicated in sequence, the first heat exchanger (8) is connected with an in-vehicle heat exchange fin (10) through a water pipe, the third heat exchanger (5) is opposite to the installation position of the first throttle valve (7), and the connecting pipeline passes through the mounting plate (1), the first stop valve (9) is opposite to the mounting position of the refrigerant four-way valve (3), and the connecting pipeline passes through the mounting plate (1).
2. The high-safety integrated heat management system according to claim 1, wherein a second throttle valve (11), a second heat exchanger (12) and a second stop valve (13) are fixedly mounted on the reverse side of the mounting plate (1), the third heat exchanger (5), the second throttle valve (11), the second heat exchanger (12), the second stop valve (13) and the refrigerant four-way valve (3) are sequentially connected, the second heat exchanger (12) is connected with a battery heat exchange plate (14) through a water pipe, the third heat exchanger (5) is opposite to the mounting position of the second throttle valve (11), a connecting pipeline of the third heat exchanger passes through the mounting plate (1), the second stop valve (13) is opposite to the mounting position of the refrigerant four-way valve (3), and the connecting pipeline of the second stop valve passes through the mounting plate (1).
3. The integrated heat management system with high safety as claimed in claim 1, wherein a plurality of the in-vehicle heat exchange fins (10) are arranged and are connected with the first heat exchanger (8) through water pipes and pipe joints, and water valves (16) are mounted on water inlet pipes or water outlet pipes of the in-vehicle heat exchange fins (10).
4. A highly safe integrated thermal management system as claimed in claim 1, wherein a water pump (15) is provided in the water conduit between each heat exchanger and the heat exchanger fins.
5. A high safety integrated thermal management system according to claim 1, wherein a sensor (17) is provided in the passage of each shut-off valve and/or throttle.
6. The integrated high security thermal management system of claim 1, wherein the refrigerant used is R290 refrigerant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222215680.1U CN218519494U (en) | 2022-08-23 | 2022-08-23 | High-safety integrated heat management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222215680.1U CN218519494U (en) | 2022-08-23 | 2022-08-23 | High-safety integrated heat management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218519494U true CN218519494U (en) | 2023-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222215680.1U Active CN218519494U (en) | 2022-08-23 | 2022-08-23 | High-safety integrated heat management system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218519494U (en) |
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2022
- 2022-08-23 CN CN202222215680.1U patent/CN218519494U/en active Active
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