CN212584519U - Cooling liquid conveying device and battery pack cooling system - Google Patents
Cooling liquid conveying device and battery pack cooling system Download PDFInfo
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- CN212584519U CN212584519U CN202021132351.5U CN202021132351U CN212584519U CN 212584519 U CN212584519 U CN 212584519U CN 202021132351 U CN202021132351 U CN 202021132351U CN 212584519 U CN212584519 U CN 212584519U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model provides a coolant liquid conveyor and battery package cooling system relates to battery package cooling technology field, include: a connecting member and a plurality of liquid delivery lines; through set up connecting elements between liquid conveying pipeline, liquid carries next liquid conveying pipeline through the joint link in the liquid conveying pipeline, and the coolant liquid in the liquid conveying pipeline carries the battery package cold plate through the joint link on, utilizes connecting elements to replace original connector and branch pipeline, effectively reduces the use in space, and it is big to have alleviated the cooling pipeline occupation space that exists among the prior art, causes the big technical problem of the whole occupation space of battery package.
Description
Technical Field
The utility model belongs to the technical field of the battery package cooling technique and specifically relates to a coolant liquid conveyor and battery package cooling system are related to.
Background
With the continuous development of new energy vehicles, the application of power batteries is increasing day by day, the power batteries used by the vehicles are generally sealed in a battery pack with a small overall space, the performance and the service life of the batteries are influenced by environmental factors, wherein the temperature factor accounts for a large proportion, so in different use environments, if the batteries are required to work in an optimal state, a specific functional system is required to maintain a stable working environment, a plurality of water cooling plates are usually additionally arranged on the battery pack, cooling liquid is continuously introduced into pipelines of the water cooling plates, and the cooling liquid can exchange heat with the batteries through the water cooling plates, so that the temperature of the battery pack is reduced and the batteries are heated.
The battery pack cooling system continuously introduces cooling liquid into the water cooling plates, and corresponding cooling liquid pipelines need to be arranged, wherein the cooling liquid pipeline comprises a leading-in water pipe for leading the cooling liquid into each water cooling plate and a leading-out water pipe for leading out the cooling liquid subjected to heat exchange in each water cooling plate. The water inlet pipe and the water outlet pipe for circulating cooling liquid are called as a cooling liquid integrated pipeline of the battery pack. The existing cooling pipelines are commonly connected and communicated through a connector in the form of a main pipeline, a connector, a branch pipeline and a joint.
However, the existing cooling pipelines occupy a large space, and the volume of the automobile is limited, so that the whole space of the battery pack must be as small as possible on a new energy vehicle.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coolant liquid conveyor and battery package cooling system to it is big to have alleviated the cooling pipeline occupation space that exists among the prior art, causes the big technical problem of the whole occupation space of battery package.
In a first aspect, the utility model provides a coolant liquid conveyor for to the cold plate transport coolant liquid of battery package, include: a connecting member and a plurality of liquid delivery lines;
the connecting component is provided with a pipeline connecting end and a connector connecting end which are mutually communicated, any two adjacent liquid conveying pipelines are communicated through the pipeline connecting end, and the connector connecting end is configured to be capable of being connected with a male connector on the battery pack cold plate.
In an alternative embodiment, the connecting member further comprises a first sealing member;
the first sealing component is sleeved on the pipeline connecting end and configured to seal the pipeline connecting end and the liquid conveying pipeline.
In an alternative embodiment, the connecting member further comprises a second sealing member;
the second sealing member is sleeved on the male connector and configured to seal the connector connection end with the male connector.
In an alternative embodiment, the second sealing member comprises a first seal and a second seal;
the first seal and the second seal are stacked on the male joint.
In an optional embodiment, a barb structure is arranged on the pipeline connecting end, and the liquid conveying pipeline is connected with the pipeline connecting end through the barb structure.
In an optional embodiment, a connecting section is arranged on the liquid conveying pipeline, and the connecting section is attached to the barb structure.
In an alternative embodiment, the liquid conveying pipeline is provided with a pipe wall folding section.
In an alternative embodiment, a flow orifice is provided in the male connector or the connector connection end, the flow orifice being in communication with the liquid delivery line.
In an alternative embodiment, the liquid inlet end of the liquid conveying pipeline is provided with an integrated joint, and external cooling liquid enters the liquid conveying pipeline through the integrated joint.
In a second aspect, the present invention provides a battery pack cooling system, including the coolant conveying device.
The utility model provides a pair of coolant liquid conveyor for to battery package cold plate transport coolant liquid, include: a connecting member and a plurality of liquid delivery lines; through set up connecting elements between liquid conveying pipeline, liquid carries next liquid conveying pipeline through the joint link in the liquid conveying pipeline, and the coolant liquid in the liquid conveying pipeline carries the battery package cold plate through the joint link on, utilizes connecting elements to replace original connector and branch pipeline, effectively reduces the use in space, and it is big to have alleviated the cooling pipeline occupation space that exists among the prior art, causes the big technical problem of the whole occupation space of battery package.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic overall structural diagram of a cooling liquid conveying device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a connecting member in a cooling liquid conveying device according to an embodiment of the present invention;
fig. 3 is an enlarged schematic structural view of a connecting member and a liquid conveying pipeline in a cooling liquid conveying device according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a connecting member and a male connector in a coolant conveying device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an L-shaped joint in a coolant conveying device according to an embodiment of the present invention.
Icon: 100-a connecting member; 110-line connection end; 120-connector connection end; 130-barb configuration; 140-a first sealing member; 150-a second sealing member; 151-first seal; 152-a second seal; 200-a liquid delivery line; 210-a connecting segment; 220-pipe wall folding section; 300-a male connector; 310-a flow orifice; 400-Integrated joint.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
As shown in fig. 1 and fig. 2, the cooling liquid conveying apparatus provided in this embodiment is used for conveying cooling liquid to a battery pack cooling plate, and includes: a connecting member 100 and a plurality of liquid delivery lines 200; the connecting member 100 has a pipe connecting end 110 and a connector connecting end 120 which are communicated with each other, any two adjacent liquid conveying pipes 200 are communicated through the pipe connecting end 110, and the connector connecting end 120 is configured to be connected with a male connector 300 on a cold plate of the battery pack.
Specifically, a plurality of liquid conveying pipelines 200 are connected to form a cooling liquid inlet pipe and a cooling liquid outlet pipe, connecting member 100 is arranged between any two adjacent liquid conveying pipelines 200, any two adjacent liquid conveying pipelines 200 are connected through pipeline connecting end 110 of connecting member 100, joint connecting end 120 is conducted with pipeline connecting end 110, joint connecting end 120 is connected with male joint 300 on the battery pack cold plate, external cooling liquid enters into the cooling liquid inlet pipe, cooling liquid in the cooling liquid inlet pipe flows into the battery pack cold plate, cooling liquid on the battery pack cold plate is discharged through the cooling liquid outlet pipe, and heat exchange is achieved.
The coolant conveying device that this embodiment provided for to battery package cold plate transport coolant, include: a connecting member 100 and a plurality of liquid delivery lines 200; the connecting member 100 has a pipe connecting end 110 and a connector connecting end 120 which are communicated with each other, any two adjacent liquid conveying pipes 200 are communicated through the pipe connecting end 110, and the connector connecting end 120 is configured to be connected with a male connector 300 on a cold plate of the battery pack. Through set up connecting elements 100 between liquid conveying pipeline 200, liquid carries next liquid conveying pipeline 200 through connecting link 120 in the liquid conveying pipeline 200, and the coolant liquid in liquid conveying pipeline 200 is carried on the battery package cold plate through connecting link 120, utilizes connecting elements 100 to replace original connector and branch pipeline, effectively reduces the use in space, and it is big to have alleviated the cooling pipeline occupation space that exists among the prior art, causes the big technical problem of the whole occupation space of battery package.
On the basis of the above embodiment, in order to prevent the liquid in the liquid conveying pipeline 200 from flowing out from the connection between the pipeline connection end 110 and the liquid conveying pipeline 200, in an alternative embodiment, the connection member 100 in the cooling liquid conveying device provided by the present embodiment further includes a first sealing member 140; the first sealing member 140 is disposed on the pipeline connection end 110, and the first sealing member 140 is configured to seal the pipeline connection end 110 and the liquid conveying pipeline 200. Specifically, the first sealing member 140 is sleeved on the pipeline connecting end 110 to seal the pipeline connecting end 110 and the liquid conveying pipeline 200, so as to effectively prevent the leakage of the cooling liquid.
To prevent the cooling liquid from flowing out of the junction of the connector connection end 120 and the male connector 300, in an alternative embodiment, the connection member 100 further comprises a second sealing member 150; the second sealing member 150 is sleeved on the male connector 300, and the second sealing member 150 is configured to seal the connector connection end 120 with the male connector 300. Specifically, the second sealing member 150 is disposed over the male connector 300, and the second sealing member 152 seals the male connector 300 with the connector connection end 120 when the male connector 300 is inserted into the connector connection end 120.
It should be noted that the first sealing member 140 and the second sealing member 150 have the same structure and are both rubber O-rings.
In an alternative embodiment, the second sealing member 150 includes a first seal 151 and a second seal 152; the first seal 151 and the second seal 152 are stacked on the male connector 300.
Specifically, the first sealing element 151 and the second sealing element 152 are arranged on the male connector 300, and the first sealing element 151 and the second sealing element 152 are arranged on the male connector 300 in a stacked manner to form double-layer sealing, so that the sealing performance between the male connector 300 and the connector connecting end 120 is effectively improved.
The cooling liquid conveying device provided by the embodiment effectively improves the sealing performance between the pipeline connecting end 110 and the liquid conveying pipeline 200 and the sealing performance between the joint connecting end 120 and the male joint 300 through the arrangement of the first sealing member 140 and the second sealing member 150, and effectively avoids the leakage of the cooling liquid.
In order to facilitate the connection between the pipeline connection end 110 and the liquid conveying pipeline 200, as shown in fig. 3, in an alternative embodiment, a barb structure 130 is disposed on the pipeline connection end 110, and the liquid conveying pipeline 200 is connected to the pipeline connection end 110 through the barb structure 130.
Specifically, barb structure 130 sets up the tip that is close to liquid conveying pipeline 200 at pipeline connection end 110, and liquid conveying pipeline 200 specifically sets up to the nylon tube, and the nylon tube has certain pliability, can laminate on barb structure 130.
In an alternative embodiment, the liquid conveying pipeline 200 is provided with a connecting section 210, and the connecting section 210 is attached to the barb structure 130.
Specifically, the end of the liquid conveying pipeline 200 close to the pipeline connecting end 110 is provided with the connecting section 210, the connecting section 210 is wrapped on the barb structure 130, and it should be noted that the connecting section 210 needs to have certain flexibility, so that the connecting section 210 can be attached to the barb structure 130.
In order to match the limit condition and the bending requirement, in an optional embodiment, a pipe wall folding section 220 is arranged on the liquid conveying pipeline 200, and the pipe wall folding section 220 can reasonably absorb the manufacturing tolerance, and can absorb the vibration generated by the liquid conveying pipeline 200, thereby improving the stability of the liquid conveying pipeline 200 in use.
In an alternative embodiment, as shown in FIG. 4, a flow orifice 310 is provided in the male connector 300 or connector connection end 120, the flow orifice 310 being in communication with the fluid delivery line 200.
Specifically, a flow hole 310 is provided in the male connector 300, the coolant in the liquid delivery pipe 200 enters the flow hole 310 in the male connector 300 through the connector connection end 120 of the connection member 100, and the coolant flows into the cold plate through the flow hole 310 in the male connector 300.
Alternatively, flow orifice 310 is placed in the joint connection end 120, and the flow into the cold plate is varied by varying the aperture of the flow orifice 310.
It should be noted that, the size of each flow hole 310 is different, in order to make the coolant distribution more uniform and ensure the best cooling effect, the pressure loss is adjusted by changing the aperture size of the flow hole 310, and by adjusting the size of the flow hole 310, more flow reaches the next connecting member 100, and so on, the last flow enters the cold plate from the last flow hole 310, so that the flow entering the cold plate can be kept consistent and the coolant is uniformly distributed as long as the size of the flow hole 310 is adjusted.
To facilitate the flow of external cooling fluid into the fluid delivery circuit 200, in an alternative embodiment, the inlet end of the fluid delivery circuit 200 is provided with an integrated joint 400, and external cooling fluid enters the fluid delivery circuit 200 through the integrated joint 400.
Specifically, the coolant introduction pipe formed by the plurality of liquid delivery pipes 200 is provided with a connection port on the liquid delivery pipe 200 closest to the external coolant, an integrated joint 400 is provided on the connection port, the delivery pipe of the external coolant is connected to the integrated joint 400, and the external coolant enters the liquid delivery pipe 200 through the integrated joint 400.
It should be noted that, the integrated connector 400 is also disposed on the coolant outlet formed by the plurality of liquid delivery pipes 200, the coolant in the coolant outlet is discharged through the integrated connector 400, the integrated connector 400 may be configured as an integrated sensor connector, the integrated connector 400 on the coolant inlet can monitor the temperature of the coolant entering the coolant inlet, and the integrated connector 400 on the coolant outlet can monitor the temperature of the coolant discharged from the coolant outlet, so as to further monitor the temperature environment in the battery pack, thereby ensuring that the power battery always operates in the optimal temperature environment.
The specific cooling liquid flowing process is as follows: the external cooling liquid enters the cooling liquid inlet pipe through the integrated joint 400 of the cooling liquid inlet pipe and enters the first connecting component 100 through the first liquid conveying pipeline 200, the joint connecting end 120 of the first connecting component 100 is connected with the male joint 300 at the cooling liquid inlet of the first cold plate, the cooling liquid shunt flows into the first cold plate through the joint connecting end 120 of the first connecting component 100, the cooling liquid shunt flows into the second connecting component 100 through the second liquid conveying pipeline 200 from the pipeline connecting end 110 of the first connecting component 100, and so on, all the cooling liquid in the cooling liquid inlet pipe flows into the cold plates, and the cooling liquid in each cold plate enters the cooling liquid outlet pipe through the connecting component 100 and is discharged through the integrated joint 400 on the cooling liquid outlet pipe.
It should be noted that the connection member 100 is specifically configured as a T-joint, the T-joint has two pipe connection ends 110 and one joint connection end 120, but at the water outlet end of the coolant inlet pipe, since all the coolant needs to be delivered to the cold plate, the connection member 100 at this position is specifically configured as an L-joint, as shown in fig. 5, having one pipe connection end 110 and one joint connection end 120, and similarly, the connection member 100 at the water inlet end of the coolant outlet pipe is also an L-joint.
The battery pack cooling system provided by the embodiment comprises a cooling liquid conveying device.
Since the technical effect of the battery pack cooling system provided by the present embodiment is the same as that of the above-mentioned cooling liquid delivery device, no further description is provided here.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A coolant conveying device for conveying coolant to a battery pack cold plate, comprising: a connecting member (100) and a plurality of liquid delivery lines (200);
the connecting component (100) is provided with a pipeline connecting end (110) and a joint connecting end (120) which are communicated with each other, any two adjacent liquid conveying pipelines (200) are communicated through the pipeline connecting end (110), and the joint connecting end (120) is configured to be capable of being connected with a male joint (300) on the cold plate of the battery pack.
2. The coolant delivery apparatus according to claim 1,
the connection member (100) further comprises a first sealing member (140);
the first sealing member (140) is sleeved on the pipeline connecting end (110), and the first sealing member (140) is configured to seal the pipeline connecting end (110) with the liquid conveying pipeline (200).
3. The coolant delivery apparatus according to claim 1,
the connecting member (100) further comprises a second sealing member (150);
the second sealing member (150) is sleeved on the male connector (300), and the second sealing member (150) is configured to seal the connector connection end (120) with the male connector (300).
4. The coolant delivery apparatus according to claim 3,
the second sealing member (150) comprises a first seal (151) and a second seal (152);
the first seal (151) and the second seal (152) are stacked on the male connector (300).
5. The coolant delivery apparatus according to claim 1,
be provided with barb structure (130) on pipeline link end (110), liquid conveying pipeline (200) pass through barb structure (130) with pipeline link end (110) are connected.
6. The coolant delivery apparatus according to claim 5,
be provided with linkage segment (210) on liquid conveying pipeline (200), linkage segment (210) laminate in on barb structure (130).
7. The coolant delivery apparatus according to claim 1,
and a pipe wall folding section (220) is arranged on the liquid conveying pipeline (200).
8. The coolant delivery apparatus according to claim 1,
a flow hole (310) is arranged in the male joint (300) or the joint connecting end (120), and the flow hole (310) is communicated with the liquid conveying pipeline (200).
9. The coolant delivery apparatus according to claim 1,
the liquid inlet end of the liquid conveying pipeline (200) is provided with an integrated joint (400), and external cooling liquid enters the liquid conveying pipeline (200) through the integrated joint (400).
10. A battery pack cooling system comprising a coolant delivery device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021132351.5U CN212584519U (en) | 2020-06-17 | 2020-06-17 | Cooling liquid conveying device and battery pack cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021132351.5U CN212584519U (en) | 2020-06-17 | 2020-06-17 | Cooling liquid conveying device and battery pack cooling system |
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| CN212584519U true CN212584519U (en) | 2021-02-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418073A (en) * | 2021-06-29 | 2021-09-21 | 济南顾邦信息科技有限公司 | New energy automobile cooling pipeline interval adjustable anti-loosening joint |
-
2020
- 2020-06-17 CN CN202021132351.5U patent/CN212584519U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418073A (en) * | 2021-06-29 | 2021-09-21 | 济南顾邦信息科技有限公司 | New energy automobile cooling pipeline interval adjustable anti-loosening joint |
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