CN209492374U - A kind of power system of electric automobile cooling circuit device - Google Patents
A kind of power system of electric automobile cooling circuit device Download PDFInfo
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- CN209492374U CN209492374U CN201920149099.XU CN201920149099U CN209492374U CN 209492374 U CN209492374 U CN 209492374U CN 201920149099 U CN201920149099 U CN 201920149099U CN 209492374 U CN209492374 U CN 209492374U
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- way electromagnetic
- electromagnetic valve
- liquid cooling
- pipe coupling
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Abstract
The utility model provides a kind of power system of electric automobile cooling circuit device, including the first radiator, second radiator, first electric water pump, first liang of three-way electromagnetic valve, second electric water pump, first tee pipe coupling, inverter, power battery, power motor, second liang of three-way electromagnetic valve, second tee pipe coupling, inverter, power battery, power motor has liquid cooling pipeline, wherein the first radiator, first liang of three-way electromagnetic valve, first electric water pump, the liquid cooling pipeline of inverter, the liquid cooling pipeline of power motor and the second tee pipe coupling concatenation forming circuit, second radiator, second electric water pump, first tee pipe coupling, the liquid cooling pipeline of power battery, liquid cooling pipeline concatenation forming circuit, first tee pipe coupling is connect with first liang of three-way electromagnetic valve.The utility model can realize the combination of two sets of liquid cooling systems, and then realize that the heat generated using power motor system carries out the inexpensive cooling circuit organization plan of auxiliary heat temperature raising to electrokinetic cell system.
Description
Technical field
The utility model relates to new-energy automobile field, specifically a kind of power system of electric automobile cooling circuit device.
Background technique
Electrokinetic cell system is as the most important power assembly of new-energy automobile, usability at low ambient conditions
The vehicle performance quality of new-energy automobile can be directly affected.To improve and being promoted power battery making at low ambient conditions
With performance, it is necessary to assist heat temperature raising measure.Technical solution existing at present has the PTC combined power battery in conjunction with air-conditioning system
The forms such as the heating of liquid cooling system auxiliary and power battery built-in electric heater automatic control heating, the problem is that PTC or electric heating
The high failure rate of device cannot configure the applicable cases of PTC or electric heater simultaneously for cost is limited to, not good measure
Promote the service performance under power battery cold environmental conditions.
Summary of the invention
Purpose of the utility model is to solve existing electric automobile power battery system performances in cold environmental conditions
The problem of degradation, provides a kind of power system of electric automobile cooling circuit device, has power electric based on existing electric car
Machine liquid cooling system and power battery liquid cooling system condition realize two sets by increasing by 2 two three-way electromagnetic valves and 2 tee pipe couplings
The combination of liquid cooling system, and then realize that the heat generated using power motor system is carried out auxiliary to electrokinetic cell system and added
The inexpensive cooling circuit organization plan of heat heating.
In order to achieve the above purposes, the technical solution adopted by the utility model is:
A kind of power system of electric automobile cooling circuit device, including the first radiator, the second radiator, the first electric water
Pump, first liang of three-way electromagnetic valve, the second electric water pump, the first tee pipe coupling, inverter, power battery, power motor, second liang
Three-way electromagnetic valve, the second tee pipe coupling, inverter, power battery, power motor have liquid cooling pipeline, wherein the first heat dissipation
Device, first liang of three-way electromagnetic valve, the first electric water pump, the liquid cooling pipeline of inverter, the liquid cooling pipeline of power motor and the second threeway
Pipe fitting concatenation forming circuit, the second radiator, the second electric water pump, the first tee pipe coupling, power battery liquid cooling pipeline,
Liquid cooling pipeline concatenation forming circuit, the first tee pipe coupling are connect with first liang of three-way electromagnetic valve.
Further, the first radiator has input terminal and output end, the output end of the first radiator and first liang of energization
The first end of magnet valve connects, and the second end of first liang of three-way electromagnetic valve is connect with the first end of the first tee pipe coupling, and first liang logical
The third end of solenoid valve is connect with the input terminal of the first electric water pump；The other both ends of first tee pipe coupling are electric with second respectively
One end of dynamic water pump is connected to one end of the liquid cooling pipeline of power battery, and the other end of the second electric water pump passes through the second radiator
Access the first end of second liang of three-way electromagnetic valve, the first end company of the second end of second liang of three-way electromagnetic valve and the second tee pipe coupling
It connects, the other end of the liquid cooling pipeline at the third end and power battery of second liang of three-way electromagnetic valve is connected to；The of second tee pipe coupling
Two ends are connect with the input terminal of the first radiator, the third end of the second tee pipe coupling and the liquid cooling pipeline of power motor and inversion
The output end of the first electric water pump is accessed after the liquid cooling pipeline concatenation of device.
The utility model can realize that the independence of inverter combined power motor and power battery is cooling under normal running conditions,
And it can be realized by two two three-way electromagnetic valve switch modes under cold environmental conditions, pass through the motor heat release of inverter combined power
Heat temperature raising is assisted to power battery, saves use, the structure simplification, event of air-conditioning PTC or power battery built-in electric heater
Barrier rate reduces, cost reduces.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the first operating mode (the independent state of cooling) of the utility model；
Fig. 2 is the structural schematic diagram of second of operating mode of the utility model (rapidly pre-warming power battery state).
In figure: the 1-the first radiator, the 2-the second radiator, the 3-the first electric water pump, 4-the first liang of three-way electromagnetic valve,
5-the second electric water pump, the 6-the first tee pipe coupling, 7-inverters, 8-power batteries, 9-power motors, 10-the second
Two three-way electromagnetic valves, the 11-the second tee pipe coupling.
Specific embodiment
Below in conjunction with the attached drawing in the utility model, the technical solution in the utility model is carried out clearly and completely
Description.
As shown in Figure 1, the one of embodiment of the utility model power system of electric automobile cooling circuit device, including first
Radiator 1, the second radiator 2,3, first liang of three-way electromagnetic valves 4 of the first electric water pump, the second electric water pump 5, the first T joint
First 6, inverter 7, power battery 8,9, second liang of three-way electromagnetic valves 10 of power motor, the second tee pipe coupling 11 and water pipe are several,
Inverter 7, power battery 8, power motor 9 have liquid cooling pipeline, wherein 1, first liang of three-way electromagnetic valve 4 of the first radiator, the
One electric water pump 3, the liquid cooling pipeline of inverter 7, the liquid cooling pipeline of power motor 9 and the second tee pipe coupling 11 concatenation are formed back
Road, the second radiator 2, the second electric water pump 5, the first tee pipe coupling 6, the liquid cooling pipeline of power battery 8, liquid cooling pipeline concatenation
Forming circuit, the first tee pipe coupling 6 are connect with first liang of three-way electromagnetic valve 4.
First radiator 1 has input terminal and an output end, the output end of the first radiator 1 and first liang of three-way electromagnetic valve 4
First end connection, the second end of first liang of three-way electromagnetic valve 4 are connect with the first end of the first tee pipe coupling 6, first liang of energization magnetic
The third end of valve 4 is connect with the input terminal of the first electric water pump 3；The other both ends of first tee pipe coupling 6 are electric with second respectively
One end of dynamic water pump 5 is connected to one end of the liquid cooling pipeline of power battery 8, and the other end of the second electric water pump 5 is dissipated by second
Hot device 2 accesses the first end of second liang of three-way electromagnetic valve 10, the second end of second liang of three-way electromagnetic valve 10 and the second tee pipe coupling 11
First end connection, the other end of the liquid cooling pipeline at the third end and power battery 8 of second liang of three-way electromagnetic valve 10 is connected to；Two or three
The second end of connection for bbreather pipe 11 is connect with the input terminal of the first radiator 1, the third end of the second tee pipe coupling 11 and power electric
The output end of the first electric water pump 3 is accessed after the liquid cooling pipeline of machine 9 and the liquid cooling pipeline concatenation of inverter 7.
In first liang of three-way electromagnetic valve 4 and the second liang of work of three-way electromagnetic valve 10 (first liang of energization magnetic in state as shown in Figure 1
The first end of valve 4 is connected to third end, and the first end of second liang of three-way electromagnetic valve 10 is connected to third end), the first radiator 1,
One liang of three-way electromagnetic valve 4, the first electric water pump 3, inverter 7, power motor 9, the second tee pipe coupling 11 and related water pipe are constituted
The independent cooling circuit of inverter 7 and power motor 9 realizes vehicle in normal operating conditions, inverter 7 and power motor 9
Cooling；Second radiator 2, the second electric water pump 5, the first tee pipe coupling 6,8, second liang of three-way electromagnetic valves 10 of power battery and
Related water pipe constitutes the independent cooling circuit of power battery 8, realizes vehicle in normal operating conditions, the cooling of power battery 8.
As shown in connection with fig. 2, in first liang of three-way electromagnetic valve 4 and second liang of work of three-way electromagnetic valve 10 in state as shown in the figure
(second end of first liang of three-way electromagnetic valve 4 is connected to third end, and the second end of second liang of three-way electromagnetic valve 10 is connected to third end), the
11, second liang of one liang of three-way electromagnetic valve 4, the first electric water pump 3, inverter 7, power motor 9, the second tee pipe coupling three-way electromagnetic valves
10, power battery 8, the first tee pipe coupling 6 and related water pipe constitute cooling circuit, realize at low ambient conditions, by inverse
Become the heat that device 7 and power motor 9 issue and auxiliary heat temperature raising is carried out to power battery 8, and then promotes the use of power battery 8
Performance.
The utility model realizes 2 kinds of operating modes of cooling circuit by 2 two three-way electromagnetic valve teamworks:
The first operating mode, (first is electronic for inverter 7,9,1 radiators (the first radiator 1) of power motor and 1 electric water pump
Water pump 3) and associated pipe independently constitute cooling circuit, power battery 8, another 1 radiator (the second radiator 2) and another 1 electricity
Dynamic water pump (the second electric water pump 5) and associated pipe independently constitute cooling circuit, realize inverter under normal running conditions respectively
The independence of combined power motor and power battery is cooling；Second of operating mode, inverter 7, power motor 9,8 and of power battery
1 electric water pump (the first electric water pump 3) and associated pipe constitute cooling circuit, realize under cold environmental conditions, pass through inversion
Device combined power motor heat release assists heat temperature raising to power battery.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
It is any to belong to those skilled in the art within the technical scope disclosed by the utility model in this, the change that can be readily occurred in
Change or replace, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with power
Subject to the protection scope that benefit requires.
Claims (2)
1. a kind of power system of electric automobile cooling circuit device, it is characterised in that: including the first radiator (1), the second radiator
(2), the first electric water pump (3), first liang of three-way electromagnetic valve (4), the second electric water pump (5), the first tee pipe coupling (6), inversion
Device (7), power battery (8), power motor (9), second liang of three-way electromagnetic valve (10), the second tee pipe coupling (11), inverter
(7), power battery (8), power motor (9) have liquid cooling pipeline, wherein the first radiator (1), first liang of three-way electromagnetic valve
(4), the first electric water pump (3), the liquid cooling pipeline of inverter (7), the liquid cooling pipeline of power motor (9) and the second tee pipe coupling
(11) concatenation forming circuit, the second radiator (2), the second electric water pump (5), the first tee pipe coupling (6), power battery (8)
Liquid cooling pipeline, liquid cooling pipeline concatenation forming circuit, the first tee pipe coupling (6) connect with first liang of three-way electromagnetic valve (4).
2. power system of electric automobile cooling circuit device as described in claim 1, it is characterised in that: the first radiator (1) tool
There are input terminal and output end, the output end of the first radiator (1) is connect with the first end of first liang of three-way electromagnetic valve (4), and first liang
The second end of three-way electromagnetic valve (4) is connect with the first end of the first tee pipe coupling (6), the third end of first liang of three-way electromagnetic valve (4)
It is connect with the input terminal of the first electric water pump (3)；The other both ends of first tee pipe coupling (6) respectively with the second electric water pump
(5) one end is connected to one end of the liquid cooling pipeline of power battery (8), and the other end of the second electric water pump (5) is dissipated by second
Hot device (2) accesses the first end of second liang of three-way electromagnetic valve (10), the second end and the second tee tube of second liang of three-way electromagnetic valve (10)
The first end of connector (11) connects, and the third end of second liang of three-way electromagnetic valve (10) is another with the liquid cooling pipeline of power battery (8)
End connection；The second end of second tee pipe coupling (11) is connect with the input terminal of the first radiator (1), the second tee pipe coupling
(11) the first electric water is accessed after concatenating with the liquid cooling pipeline of the liquid cooling pipeline of power motor (9) and inverter (7) in third end
Pump the output end of (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920149099.XU CN209492374U (en) | 2019-01-28 | 2019-01-28 | A kind of power system of electric automobile cooling circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920149099.XU CN209492374U (en) | 2019-01-28 | 2019-01-28 | A kind of power system of electric automobile cooling circuit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209492374U true CN209492374U (en) | 2019-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920149099.XU Active CN209492374U (en) | 2019-01-28 | 2019-01-28 | A kind of power system of electric automobile cooling circuit device |
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| Country | Link |
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| CN (1) | CN209492374U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210138890A1 (en) * | 2019-11-12 | 2021-05-13 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Cooling circuit arrangement |
-
2019
- 2019-01-28 CN CN201920149099.XU patent/CN209492374U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210138890A1 (en) * | 2019-11-12 | 2021-05-13 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Cooling circuit arrangement |
| US11584216B2 (en) * | 2019-11-12 | 2023-02-21 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Cooling circuit arrangement |
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