CN216684064U - Cooling system applied to pure electric special vehicle - Google Patents
Cooling system applied to pure electric special vehicle Download PDFInfo
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- CN216684064U CN216684064U CN202221069540.1U CN202221069540U CN216684064U CN 216684064 U CN216684064 U CN 216684064U CN 202221069540 U CN202221069540 U CN 202221069540U CN 216684064 U CN216684064 U CN 216684064U
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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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model designs a cooling system applied to a pure electric special vehicle, which comprises a power battery cooling device, a motor and controller cooling device, wherein the power battery cooling device is connected with the motor and controller cooling device; the utility model discloses a power battery cooling device, which adopts a battery thermal management unit and is designed into three battery packs for cooling in parallel, wherein the battery packs on two sides of a frame are cooled by three battery packs in series, the battery pack in the middle of the frame is cooled by two battery packs in series, and the continuous cooling requirement of each battery pack is met.
Description
Technical Field
The utility model relates to the field of application of pure electric vehicle cooling systems, in particular to a cooling system applied to a pure electric special vehicle.
Background
Due to the shortage of petroleum resources, environmental pollution and the like, the new energy pure electric special vehicle is provided based on the advantages of environmental protection, high efficiency, harmlessness and sustainable endurance. This car adopts the lithium iron phosphate battery as the power supply, environmental protection, high efficiency, sustainable continuation of the journey, is applicable to the operation of sealing the garden. The cooling system of the pure electric special vehicle comprises a power battery cooling device, a motor and controller cooling device. The power battery, the motor and the controller are collectively called three electric systems. The cooling system needs to meet the requirement that the three electric systems of the whole vehicle work at normal temperature. The proper cooling technology can effectively improve the efficiency of the power battery, reduce the aging speed of the power battery and prolong the service life of the power battery.
SUMMERY OF THE UTILITY MODEL
The utility model designs a cooling system applied to a pure electric special vehicle, so that three electric systems of the whole vehicle are maintained at the optimal working temperature, the service efficiency of a power battery is improved, and the service life of the power battery is prolonged.
The utility model is realized by adopting the following technical scheme:
a cooling system applied to a pure electric special vehicle comprises a power battery cooling device, a motor and controller cooling device and a controller cooling device, wherein the power battery cooling device and the motor and controller cooling device are arranged on a vehicle frame;
the power battery cooling device comprises a battery heat management unit, a battery heat management unit support, a first water replenishing tank, a water replenishing tank support, a rainproof cover plate, a first degassing pipeline and a first cooling pipeline;
the motor and controller cooling device comprises a radiator assembly, a water pump, a water supplementing tank II, a degassing pipeline II and a cooling pipeline II.
Preferably: the battery heat management unit in the power battery cooling device is arranged at the rear part of a cab and is arranged at six points, wherein three points are fixed on a battery heat management unit support, the other three points are fixed on a battery pack support, and a damping block I is additionally arranged at each fixed point.
Preferably: the fan of the battery heat management unit faces the rear end of the vehicle, the electric appliance interface and the water inlet and outlet face the inner side of the vehicle, and the rain-proof cover plate is installed at the electric appliance interface.
Preferably: the motor and controller cooling device adopts a four-point suspension radiator assembly, each suspension point is additionally provided with a second damping block, the radiator assembly is an assembly component integrating a three-type electronic fan type radiator and a water pump, a stainless steel protective net is additionally arranged on the windward side of the radiator, and the water pump is arranged on an outrigger of the radiator assembly and is level to the height of a water outlet of the radiator.
Preferably: a first water replenishing tank in the power battery cooling device and a second water replenishing tank in the motor and controller cooling device are mounted on the same water replenishing tank support, the water replenishing tank support is mounted on a right longitudinal beam of the frame, and a cab cover plate is opened on a right platform of a cab, so that water replenishing operation can be facilitated.
Preferably: the first cooling pipeline in the power battery cooling device is designed to be cooled by three battery packs in parallel, wherein the battery packs on the two sides of the frame are cooled by three battery packs in series, and the battery pack in the middle of the frame is cooled by two battery packs in series;
the first cooling pipeline is arranged along the two sides of the frame and fixed by an L-shaped support on the frame, gas in the first cooling pipeline needs to be discharged through the first water replenishing tank, and the first degassing pipeline is fixed along the lower portion of a pedal of the vehicle operation platform.
Preferably: the motor and the controller in the motor and controller cooling device adopt serial cooling, and the cooling pipeline II firstly cools the controller and then cools the motor;
and the second degassing pipeline is fixedly arranged along the radiator and the controller.
Compared with the prior art, the utility model has the following beneficial technical effects:
the utility model comprises a power battery cooling device, a motor and controller cooling device; the power battery cooling device adopts a battery heat management unit and is designed into three battery packs for parallel cooling, wherein the battery packs on two sides of the frame are cooled by three battery packs in series, and the battery pack in the middle of the frame is cooled by two battery packs in series, so that the continuous refrigeration requirement of each battery pack is met; the motor and controller cooling device adopts a three-type electronic fan type radiator for cooling, the water pump is arranged on an overhanging bracket of the radiator assembly, and the motor and the controller are connected in series for cooling; the utility model can meet the requirement that the whole three-power system works at normal temperature, effectively improve the efficiency of the power battery, reduce the aging speed of the power battery and prolong the service life of the power battery.
Drawings
The utility model is further described with the following drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the power battery cooling device according to the present invention;
fig. 3 is a schematic view of the installation structure of the cooling device of the motor and the controller of the present invention.
Description of the reference numerals
1. A frame; 2. a water replenishing tank bracket; 3. a first water replenishing tank; 4. a first degassing pipeline; 5. a rain-proof cover plate; 6. a battery thermal management unit; 7. a battery thermal management unit support; 8. a first cooling pipeline; 9. a heat sink assembly; 10. a second degassing pipeline; 11. a second water replenishing tank; 12. a second cooling pipeline; 13. and (4) a water pump.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a detailed description of the present invention will be given below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1 to 3, a cooling system applied to a pure electric special vehicle includes a power battery cooling device and a motor and controller cooling device disposed on a vehicle frame; the power battery cooling device comprises a battery thermal management unit 6, a battery thermal management unit support 7, a water supplementing tank I3, a water supplementing tank support 2, a rainproof cover plate 5, a degassing pipeline I4 and a cooling pipeline I8; the motor and controller cooling device comprises a radiator assembly 9, a water pump 13, a water supplementing tank II 11, a degassing pipeline II 10 and a cooling pipeline II 12;
in the utility model, a power battery cooling device adopts a battery thermal management unit 6 for cooling, so that the continuous refrigeration requirement of each battery pack is met, the battery thermal management unit 6 is installed at the rear part of a cab, the battery thermal management unit 6 adopts six-point installation and is additionally provided with a first damping block, so that the vibration of a vehicle to the cooling unit is reduced, wherein three points are installed by adopting a battery thermal management unit support 7, the battery thermal management unit support 7 is a one-side triangular support, in addition, the three points need to be fixed by means of a battery support, a fan of the battery thermal management unit 6 faces the rear part of the vehicle, a water inlet and outlet and an electrical appliance interface face the inner side of the vehicle, and a rainproof cover plate 5 is additionally arranged on the electrical appliance interface for protection;
in the utility model, a water replenishing tank I3 of a power battery cooling device is arranged in a platform on the right side of a cab, a right side cover plate is opened, water replenishing operation can be carried out, and a water replenishing tank bracket 2 is arranged on a right longitudinal beam of a frame 1;
according to the utility model, a cooling pipeline I8 of a power battery cooling device is designed into a three-way parallel connection mode according to the installation position of a battery pack, wherein the battery packs on two sides of a frame 1 are cooled by three battery packs in series, the battery pack in the middle of the frame 1 is cooled by two battery packs in series, gas in the cooling pipeline I8 needs to be discharged through a water supplementing tank I3, a degassing pipeline I4 is fixed along the lower part of a pedal of a vehicle operation platform, and the cooling pipeline I8 is arranged along two sides of the frame 1 and fixed by an L-shaped bracket on the frame 1;
in the utility model, a motor and controller cooling device adopts a radiator assembly 9 for cooling, the radiator assembly 9 is an assembly device integrating a three-type electronic fan type radiator and a water pump 13 into a whole, the radiator assembly 9 is arranged at the front end of a frame 1, the radiator adopts four-point suspension, a damping block II is additionally arranged on each suspension point, the impact of vehicle vibration on the radiator is reduced, the heat dissipation requirement of the whole system is met, three electronic fans are integrated on the radiator, and the heat dissipation requirement of the whole system is met;
in the utility model, a stainless steel protective net is additionally arranged on the windward side of the radiator, a water pump 13 is arranged at the water outlet of the radiator by utilizing an outrigger of a radiator assembly 9, and the installation height of the water pump 13 is equal to the water outlet of the radiator;
in the utility model, the motor and the controller are cooled in series and are subjected to circulating refrigeration, the working temperature of the motor and the controller is ensured to be proper, the controller is cooled by a cooling pipeline II 12 firstly, the motor is cooled by a cooling pipeline II, the working temperature of the motor and the controller is ensured to be proper, a water supplementing tank II 11 and a water supplementing tank I3 cooled by a battery are arranged on the same water supplementing tank bracket 2, gas in the cooling pipeline II 12 is required to be discharged through the water supplementing tank II 11, a degassing pipeline II 10 is fixedly arranged along a radiator and the controller, and the degassing pipeline II 10 of the water supplementing tank II 11 is connected to a degassing port of the water supplementing tank II 11 from the top of the radiator.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a cooling system for pure electric special type vehicle which characterized in that: comprises a power battery cooling device and a motor and controller cooling device which are arranged on a frame (1);
the power battery cooling device comprises a battery heat management unit (6), a battery heat management unit support (7), a first water replenishing tank (3), a first water replenishing tank support (2), a rainproof cover plate (5), a first degassing pipeline (4) and a first cooling pipeline (8);
the motor and controller cooling device comprises a radiator assembly (9), a water pump (13), a water supplementing tank II (11), a degassing pipeline II (10) and a cooling pipeline II (12).
2. The cooling system applied to the pure electric special vehicle as claimed in claim 1, wherein the power battery cooling device is characterized in that a battery thermal management unit (6) is arranged at the rear part of a cab and is arranged at six points, wherein three points are fixed on a battery thermal management unit bracket (7), the other three points are fixed on a battery pack bracket, and a first damping block is additionally arranged at each fixing point.
3. The cooling system applied to the pure electric special vehicle as claimed in claim 1, wherein the fan of the battery thermal management unit (6) faces towards the rear end of the vehicle, the electrical interface and the water inlet and outlet port face towards the inner side of the vehicle, and a rainproof cover plate (5) is installed at the electrical interface.
4. The cooling system applied to the pure electric special vehicle as claimed in claim 1, wherein the motor and controller cooling device adopts a four-point suspension radiator assembly (9), each suspension point is additionally provided with a second damping block, the radiator assembly (9) is an assembly component integrating a three-type electronic fan type radiator and a water pump (13), a stainless steel protective net is additionally arranged on the windward side of the radiator, and the water pump (13) is arranged on an outrigger of the radiator assembly (9) and is equal to the height of a water outlet of the radiator.
5. The cooling system applied to the pure electric special vehicle as claimed in claim 1, wherein a first water replenishing tank (3) in the power battery cooling device and a second water replenishing tank (11) in the motor and controller cooling device are mounted on the same water replenishing tank bracket (2), the water replenishing tank bracket (2) is mounted on a right longitudinal beam of the vehicle frame (1), and a cab cover plate is opened on a platform on the right side of the cab, so that the water replenishing operation is facilitated.
6. The cooling system applied to the pure electric special vehicle as claimed in claim 1, wherein the first cooling pipeline (8) in the power battery cooling device is designed to be cooled by three battery packs in parallel, wherein the battery packs on two sides of the frame (1) are cooled by three battery packs in series, and the battery pack in the middle of the frame (1) is cooled by two battery packs in series;
the cooling pipeline I (8) is arranged along two sides of the vehicle frame (1) and fixed by an L-shaped support on the vehicle frame (1), gas in the cooling pipeline I (8) needs to be discharged through the water supplementing tank I (3), and the degassing pipeline I (4) is fixed along the lower portion of a pedal of the vehicle operation platform.
7. The cooling system applied to the pure electric special vehicle as claimed in claim 1, wherein the motor and the controller in the motor and controller cooling device are cooled in series, and a second cooling pipeline (12) cools the controller firstly and then cools the motor;
and gas in the second cooling pipeline (12) needs to be discharged through the second water replenishing tank (11), and the second degassing pipeline (10) is fixedly arranged along the radiator and the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221069540.1U CN216684064U (en) | 2022-05-07 | 2022-05-07 | Cooling system applied to pure electric special vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221069540.1U CN216684064U (en) | 2022-05-07 | 2022-05-07 | Cooling system applied to pure electric special vehicle |
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| Publication Number | Publication Date |
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| CN216684064U true CN216684064U (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221069540.1U Active CN216684064U (en) | 2022-05-07 | 2022-05-07 | Cooling system applied to pure electric special vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115042861A (en) * | 2022-07-06 | 2022-09-13 | 一汽解放汽车有限公司 | Chassis structure and vehicle |
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2022
- 2022-05-07 CN CN202221069540.1U patent/CN216684064U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115042861A (en) * | 2022-07-06 | 2022-09-13 | 一汽解放汽车有限公司 | Chassis structure and vehicle |
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