CN220053500U - Whole car coolant liquid storage system and car - Google Patents
Whole car coolant liquid storage system and car Download PDFInfo
- Publication number
- CN220053500U CN220053500U CN202321536101.1U CN202321536101U CN220053500U CN 220053500 U CN220053500 U CN 220053500U CN 202321536101 U CN202321536101 U CN 202321536101U CN 220053500 U CN220053500 U CN 220053500U
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- kettle
- cooling
- cooling liquid
- coolant
- expansion
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- 239000002826 coolant Substances 0.000 title claims description 52
- 239000007788 liquid Substances 0.000 title description 2
- 239000000110 cooling liquid Substances 0.000 claims abstract description 111
- 238000001816 cooling Methods 0.000 claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 238000004891 communication Methods 0.000 claims description 7
- 230000009467 reduction Effects 0.000 abstract description 3
- 239000012809 cooling fluid Substances 0.000 description 73
- 238000001514 detection method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000001595 contractor effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to a whole car cooling liquid storage system and a car. The whole car cooling liquid storage system comprises a cooling system and a cooling liquid storage kettle, wherein the cooling system comprises a cooling liquid expansion kettle and a cooling loop communicated with the cooling liquid expansion kettle, cooling liquid circularly flows in the cooling liquid expansion kettle and the cooling loop, and the cooling liquid storage kettle is communicated with the cooling system in one way and is used for storing cooling liquid discharged by the cooling system. According to the utility model, the cooling liquid storage kettle is arranged, so that the cooling liquid discharged by the cooling system due to the reduction of the flow passage volume can be stored, and the volume of the cooling liquid expansion kettle is not required to be increased, so that the cooling liquid expansion kettle with smaller volume can be adopted, and the purpose of optimizing the arrangement space of parts is further achieved.
Description
Technical Field
The utility model relates to the field of automobile manufacturing, in particular to a whole automobile cooling liquid storage system and an automobile.
Background
With the continuous progress of electric automobile technology, electric automobiles are continuously developing towards longer endurance mileage and larger power battery capacity, and various application schemes of large-capacity batteries are already developed nowadays.
During the use of the whole vehicle, the battery volume is gradually changed along with the change of the battery performance. The change in volume of the battery results in a change in volume of the coolant flow channels in the cold plate of the battery. The volume of the cold plate flow channel of the battery changes, and the cooling liquid is extruded into the expansion kettle.
The prior art therefore generally employs a large volume expansion kettle. However, the adoption of the expansion kettle with large capacity causes difficulty in arrangement of the whole vehicle, and the weight of a cooling system is too heavy, so that the price of the electric vehicle is high.
Therefore, there is a need to propose a novel coolant storage system and an automobile to solve the above problems.
Disclosure of Invention
The utility model aims to provide a whole car cooling liquid storage system with a cooling liquid storage kettle and an automobile.
The utility model adopts the following technical scheme: the cooling system comprises a cooling liquid expansion kettle and a cooling loop communicated with the cooling liquid expansion kettle, wherein the cooling liquid circularly flows in the cooling liquid expansion kettle and the cooling loop; the cooling liquid storage kettle is communicated with the cooling system in one way and is used for storing cooling liquid discharged by the cooling system.
Further, a control valve is arranged on the cooling system, the cooling liquid storage kettle is communicated with the control valve, and the control valve is in a normally closed state.
Further, a first drain pipe is arranged between the cooling liquid storage kettle and the cooling liquid expansion kettle, and the cooling liquid storage kettle is communicated with the cooling liquid expansion kettle through the first drain pipe.
Further, the number of the cooling liquid expansion kettles is multiple, and a first drain pipe is arranged between each cooling liquid expansion kettle and each cooling liquid storage kettle.
Further, a second drain pipe is arranged between the cooling liquid storage kettle and the cooling loop, and the cooling liquid storage kettle is communicated with the cooling loop through the second drain pipe.
Further, a drain valve is arranged on the cooling liquid storage kettle, the drain valve is in a normally closed state, and cooling liquid in the cooling liquid storage kettle can be discharged when the drain valve is opened; the drain valve is arranged at the lower part of the cooling liquid storage kettle.
Further, the cooling liquid storage kettle further comprises a water inlet communicated with the first drain pipe; the upper part of the cooling liquid storage kettle is provided with a vent.
Further, the volume of the cooling liquid expansion kettle is larger than that of the cooling liquid storage kettle; the control valve is a pressure valve or an electric control valve.
Further, the cooling liquid expansion kettle comprises a kettle cover; the water kettle cover is a pressure valve, and the cooling liquid expansion water kettle is communicated with the cooling liquid storage water kettle through the water kettle cover control.
The utility model also provides an automobile, which comprises the whole automobile cooling liquid storage system.
Compared with the prior art, the cooling liquid storage kettle is additionally provided with the independent cooling liquid storage kettle, the cooling liquid storage kettle is communicated with the cooling system in one way, so that the cooling liquid discharged by the cooling system due to the reduction of the flow passage volume can be stored, and the volume of the cooling liquid expansion kettle does not need to be increased, so that the cooling liquid expansion kettle with smaller volume can be adopted, and the purpose of optimizing the part arrangement space is further achieved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the specification and together with the description, serve to explain the principles of the specification.
Fig. 1 is a schematic diagram of a whole vehicle coolant storage system according to the present utility model.
Fig. 2 is a schematic structural diagram of a cooling system of the whole vehicle cooling liquid storage system according to the present utility model.
Fig. 3 is a perspective view of the cooling fluid storage kettle and the cooling fluid expansion kettle of the present utility model.
FIG. 4 is an enlarged view of the cooling fluid expansion kettle of the present utility model.
Fig. 5 is a schematic diagram of another embodiment of the cooling fluid storage system for a whole vehicle according to the present utility model.
Reference numerals illustrate: 10. a cooling system; 20. a cooling liquid storage kettle; 21. a drain valve; 22. a water inlet; 23. a vent; 24. a mounting structure; 30. a cooling liquid expansion kettle; 31. a water level detection assembly of the expansion kettle; 32. a kettle cover; 33. a main pipe; 331. a first main pipe; 332. a second main pipe; 34. a branch pipe; 341. a first branch pipe; 342. a second branch pipe; 40. a cooling circuit; 50. a control valve; 60. a first drain pipe; 70. and a second drain pipe.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the present specification. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present description as detailed in the accompanying claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. Unless defined otherwise, technical or scientific terms used in this specification should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of an entity. "plurality" or "plurality" means two or more. Unless otherwise indicated, the terms "front," "rear," "lower," and/or "upper" and the like are merely for convenience of description and are not limited to one location or one spatial orientation. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
The terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
Next, embodiments of the present specification will be described in detail.
Referring to fig. 1 to 4, the present utility model provides a cooling fluid storage system for a whole vehicle, which includes a cooling system 10 and a cooling fluid storage kettle 20. The cooling system 10 includes a coolant expansion tank 30 and a cooling circuit 40 in communication with the coolant expansion tank 30, the coolant circulating within the coolant expansion tank 30 and the cooling circuit 40. The cooling fluid storage kettle 20 is in one-way communication with the cooling system 10 for storing the cooling fluid discharged from the cooling system 10.
The cooling circuit 40 includes a number of components: a power battery generating heat, a driving motor, a charger, DCDC, a cooling module such as a radiator, an evaporator and the like, an electronic water pump providing power for conveying cooling liquid, a cooling pipeline for flowing the cooling liquid and other parts.
The cooling liquid expansion kettle 30 is communicated with the cooling circuit 40, and as the working temperature of the cooling liquid is generally between-40 ℃ and 100 ℃, the volume of the cooling liquid expands and contracts due to expansion and contraction, the cooling liquid expansion kettle 30 can store the part overflowed from the original cooling circuit 40 due to expansion of the cooling liquid, and can supplement the cooling liquid to the cooling circuit 40 when the volume of the cooling liquid is reduced due to temperature reduction.
Because the battery has the phenomenon of volume expansion under long-term use, the volume expansion part of the battery occupies the original cooling liquid flow channel, and the cooling liquid flows to the cooling liquid expansion kettle 30 more, so that the cooling liquid expansion kettle 30 needs to have a larger volume to cover the influence of the expansion of the cooling liquid caused by the volume increase of the battery in the cooling system 10.
The cooling fluid storage kettle 20 is in unidirectional communication with the cooling system 10, and the cooling fluid can flow from the cooling system 10 into the cooling fluid storage kettle 20 and cannot flow back from the cooling fluid storage kettle 20 to the cooling system. By the arrangement, the volume of the cooling liquid expansion kettle 30 is not required to be additionally increased, the cooling liquid expansion kettle with smaller volume can be adopted, the arrangement space of the whole automobile expansion kettle is reduced, and the purpose of optimizing the arrangement space of parts is achieved.
The cooling fluid storage kettle 20 can be connected with the cooling fluid expansion kettle 30 through a pipeline, and the cooling fluid exceeding the design volume of the cooling fluid expansion kettle 30 in the cooling fluid expansion kettle 30 is directly stored. A first drain pipe 60 is arranged between the cooling fluid storage kettle 20 and the cooling fluid expansion kettle 30, and the cooling fluid storage kettle 20 and the cooling fluid expansion kettle 30 are communicated through the first drain pipe 60. The coolant can flow only in one direction from the coolant expansion kettle 30 to the coolant storage kettle 20.
The number of coolant expansion kettles 30 in the illustrated cooling system 10 is one. Alternatively, the number of cooling-liquid expansion kettles 30 may be plural. Since the cooling circuit 40 includes a plurality of circuits including a power battery cooling circuit, a driving motor cooling circuit, and the like, a plurality of coolant expansion kettles 30 may be provided for the circuits of the power battery cooling circuit, the driving motor cooling circuit, and the like. A first drain pipe 60 is provided between each of the coolant expansion tank 30 and the coolant storage tank 20. That is, when a plurality of the coolant expansion kettles 30 are provided, each of the coolant expansion kettles 30 may be respectively communicated with the coolant storage kettles 20 through the first drain pipe 60.
The cooling system 10 is provided with a control valve 50, the cooling liquid storage kettle 20 is communicated with the control valve 50, and the control valve 50 is in a normally closed state. The control valve 50 is a pressure valve or an electrically controlled valve. The control valve 50 controls the cooling fluid in the cooling system 10 to enter the cooling fluid storage kettle 20. When the control valve 50 is closed, the coolant in the cooling system 10 cannot enter the coolant storage kettle 20. The control valve 50 is opened so that the cooling-fluid storage kettle 20 can receive the cooling fluid of the cooling system 10.
In the present embodiment, the control valve 50 is provided between the coolant storage kettle 20 and the coolant expansion kettle 30, and controls the flow of the coolant in the coolant expansion kettle 30 into the coolant storage kettle 20. When there are a plurality of coolant expansion kettles 30, a control valve 50 is provided between each of the coolant expansion kettles 30 and the coolant storage kettle 20.
Referring to fig. 3, a drain valve 21 is provided on the cooling fluid storage kettle 20, and the drain valve 21 is provided at a lower portion of the cooling fluid storage kettle 20. The drain valve 21 is in a normally closed state, and when the drain valve 21 is opened during maintenance of the whole vehicle, the cooling liquid in the cooling liquid storage kettle 20 can be discharged, so that the weight of the cooling liquid of the whole vehicle is reduced, and the volume of the cooling liquid storage kettle 20 can be reused.
The cooling fluid storage kettle 20 further comprises a water inlet 22 communicating with the first drain pipe 60, the water inlet 22 being provided at an upper portion of the cooling fluid storage kettle 20. The cooling fluid from the cooling fluid expansion tank 30 enters the cooling fluid storage tank 20 from the first drain pipe 60 through the water inlet 22. The upper part of the cooling liquid storage kettle 20 is also provided with a vent 23. The vent 23 communicates with the external environment and can balance the air pressure between the cooling fluid storage kettle 20 and the outside.
The upper part of the cooling-liquid storage kettle 20 is provided with a mounting structure 24. The mounting structure 24 may be a clip, and the coolant-filled water bottle 20 may be independently mounted to other locations of the vehicle relative to the cooling system 10 via the mounting structure 24 to facilitate vehicle component placement.
In other alternative embodiments, the cooling fluid storage kettle 20 further includes a cooling fluid storage kettle water level detection component and a warning component, where the cooling fluid storage kettle water level detection component is configured to control the warning component to send a prompt message when the cooling fluid level in the cooling fluid storage kettle 20 exceeds a preset water level. The warning component can send out word prompt information through a vehicle-mounted display screen or a center console, and can also send out voice prompt information through a vehicle-mounted sound. After receiving the prompt message, the driver can know that the coolant storage kettle 20 stores excessive coolant to be discharged.
The volume of the cooling-fluid expansion kettle 30 is larger than the cooling-fluid storage kettle 20. The cooling fluid expansion kettle 30 comprises a cooling fluid expansion kettle water level detection assembly 31, the cooling fluid expansion kettle water level detection assembly 31 detects the cooling fluid water level in the cooling fluid expansion kettle 30, when the detected cooling fluid water level exceeds a preset water level, the control valve 50 is controlled to be opened, and at the moment, the cooling fluid storage kettle 20 receives cooling fluid exceeding the rated capacity of the cooling fluid expansion kettle 30.
The cooling fluid expansion kettle 30 comprises a kettle cover 32, the kettle cover 32 is a pressure valve, and the cooling fluid expansion kettle 30 is controlled to be communicated with the cooling fluid storage kettle 20 through the kettle cover 32.
The cooling-fluid expansion tank 30 includes a main pipe 33 and a branch pipe 34 connected to a cooling circuit 40. The main pipe 33 is provided at the upper portion of the cooling fluid expansion tank 30, and the branch pipe 34 is provided at the lower portion of the cooling fluid expansion tank 30. The cooling-fluid expansion tank 30 stores and supplements the cooling fluid for the cooling circuit 40 through the main pipe 33 and the branch pipe 34.
The cooling fluid may enter the cooling fluid expansion tank 30 from the cooling circuit 40 through the main pipe 33 and flow back to the cooling circuit 40 from the branch pipe 34. The cooling fluid may also be fed from the cooling circuit 40 to and from the cooling fluid expansion tank 30 only via the main pipe 33 or the branch pipe 34.
The cooling-fluid expansion tank 30 comprises two main pipes 33 and two branch pipes 34. The main pipe 33 is disposed on two sides of the kettle cover 32, the main pipe 33 includes a first main pipe 331 and a second main pipe 332, and the branch pipe 34 includes a first branch pipe 341 and a second branch pipe 342. One end of the first branch pipe 341 is connected to the cooling liquid storage kettle 20 through a pipe. The cooling fluid in the cooling fluid expansion kettle 30 flows from the internal flow passage of the cooling fluid expansion kettle 30, through the kettle cover 32 and the first branch pipe 341, and flows to the cooling fluid storage kettle 20 through the first drain pipe 60.
In another embodiment, referring to fig. 5, the cooling fluid storage kettle 20 communicates directly with the cooling circuit 40. A second drain pipe 70 is provided between the cooling fluid storage kettle 20 and the cooling circuit 40, and the cooling fluid storage kettle 20 and the cooling circuit are communicated through the second drain pipe 70. The cooling fluid flows in one direction from the cooling circuit 40 to the cooling fluid storage kettle 20. A control valve 50 is provided between the cooling-liquid storage kettle 20 and the cooling circuit 40. The control valve 50 controls the flow of the cooling fluid in the cooling circuit 40 into the cooling fluid storage kettle 20.
The utility model further provides an automobile, which comprises the whole automobile cooling liquid storage system.
Compared with the prior art, the whole car cooling liquid storage system provided by the utility model has the advantages that the cooling liquid storage kettle 20 independent of the cooling system 10 is arranged, the cooling liquid storage kettle 20 is in one-way communication with the cooling system 10, cooling liquid can flow into the cooling liquid storage kettle 20 from the cooling system 10, and the cooling liquid cannot flow back to the cooling system from the cooling liquid storage kettle 20. The volume of the cooling liquid expansion kettle 30 covers the influence of the cooling liquid expansion and contraction effect, the volume of the cooling liquid storage kettle 20 covers the influence of the battery volume expansion and extrusion flow channel effect, and the volume of the cooling liquid expansion kettle 30 is not required to be additionally increased, so that the cooling liquid expansion kettle with smaller volume can be adopted, and the arrangement space of the whole vehicle expansion kettle is further reduced.
Other embodiments of the present description will be apparent to those skilled in the art from consideration of the specification and practice of the utility model disclosed herein. This specification is intended to cover any variations, uses, or adaptations of the specification following, in general, the principles of the specification and including such departures from the present disclosure as come within known or customary practice within the art to which the specification pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the specification being indicated by the following claims.
It is to be understood that the present description is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present description is limited only by the appended claims.
The foregoing description of the preferred embodiments is provided for the purpose of illustration only, and is not intended to limit the scope of the disclosure, since any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the disclosure are intended to be included within the scope of the disclosure.
Claims (10)
1. The whole vehicle cooling liquid storage system is characterized by comprising a cooling system and a cooling liquid storage kettle, wherein the cooling system comprises a cooling liquid expansion kettle and a cooling loop communicated with the cooling liquid expansion kettle, and cooling liquid circularly flows in the cooling liquid expansion kettle and the cooling loop; the cooling liquid storage kettle is communicated with the cooling system in one way and is used for storing cooling liquid discharged by the cooling system.
2. The whole vehicle cooling liquid storage system according to claim 1, wherein a control valve is arranged on the cooling system, the cooling liquid storage kettle is communicated with the control valve, and the control valve is in a normally closed state.
3. The vehicle coolant storage system of claim 1, wherein a first drain pipe is provided between the coolant storage kettle and the coolant expansion kettle, the coolant storage kettle and the coolant expansion kettle being in communication through the first drain pipe.
4. The vehicle coolant storage system of claim 3, wherein the number of coolant expansion kettles is plural, and a first drain pipe is provided between each of the coolant expansion kettles and the coolant storage kettle.
5. The vehicle coolant storage system of claim 1, wherein a second drain pipe is provided between the coolant storage kettle and the cooling circuit, the coolant storage kettle and the cooling circuit being in communication via the second drain pipe.
6. The whole vehicle cooling liquid storage system according to claim 1, wherein a drain valve is arranged on the cooling liquid storage kettle, the drain valve is in a normally closed state, and the drain valve can release cooling liquid in the cooling liquid storage kettle when being opened; the drain valve is arranged at the lower part of the cooling liquid storage kettle.
7. The vehicle coolant storage system of claim 3, wherein the coolant storage kettle further comprises a water inlet in communication with the first drain pipe; the upper part of the cooling liquid storage kettle is provided with a vent.
8. The vehicle coolant storage system of claim 2, wherein the coolant expansion kettle has a volume greater than the coolant storage kettle; the control valve is a pressure valve or an electric control valve.
9. The complete vehicle coolant storage system of claim 1, wherein the coolant expansion kettle comprises a kettle cover; the water kettle cover is a pressure valve, and the cooling liquid expansion water kettle is communicated with the cooling liquid storage water kettle through the water kettle cover control.
10. An automobile comprising a whole vehicle coolant storage system as claimed in any one of claims 1 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321536101.1U CN220053500U (en) | 2023-06-15 | 2023-06-15 | Whole car coolant liquid storage system and car |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321536101.1U CN220053500U (en) | 2023-06-15 | 2023-06-15 | Whole car coolant liquid storage system and car |
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Publication Number | Publication Date |
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CN220053500U true CN220053500U (en) | 2023-11-21 |
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CN202321536101.1U Active CN220053500U (en) | 2023-06-15 | 2023-06-15 | Whole car coolant liquid storage system and car |
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2023
- 2023-06-15 CN CN202321536101.1U patent/CN220053500U/en active Active
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