CN220672690U

CN220672690U - Surrounding type heat dissipation battery pack

Info

Publication number: CN220672690U
Application number: CN202322292329.7U
Authority: CN
Inventors: 彭文科; 李�杰; 毛中生; 谢志贤
Original assignee: Guochuang Juwan Guangzhou Energy Technology Co ltd
Current assignee: Guochuang Juwan Guangzhou Energy Technology Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-03-26
Anticipated expiration: 2033-08-24

Abstract

The utility model discloses a surrounding type heat dissipation battery pack, which comprises a shell, a heat conduction structure and an exhaust structure, wherein an air duct assembly and a fan structure are respectively arranged on two opposite sides of the shell.

Description

Surrounding type heat dissipation battery pack

Technical Field

The utility model relates to the technical field of energy storage, in particular to an enclosed heat dissipation battery pack.

Background

At present, most battery enterprises protect through locking screw unitized construction, and the outside adopts the box, but the battery can release a large amount of heat at the in-process of work, need dispel the heat to the box is inside in real time, just can guarantee the normal use of battery and life thereof, and current heat dissipation mode includes forced air cooling and liquid cooling, but current forced air cooling heat dissipation is mostly realized refrigeration heat dissipation in the single face of box, can not reach fine radiating effect to the other sides of battery, and the radiating quality is low.

The foregoing is merely provided to facilitate an understanding of the principles of the present application and is not admitted to be prior art.

Disclosure of Invention

The utility model mainly aims to provide an enclosed heat dissipation battery pack, which aims to improve the heat dissipation quality of air cooling.

In order to achieve the above object, the present utility model provides an enclosed heat dissipation battery pack, comprising:

a housing in which a plurality of battery structures are disposed;

the heat conducting structure comprises two heat conducting pieces and a plurality of heat radiating pieces, flow grooves with side openings are formed in two opposite side surfaces of the shell, one heat conducting piece is arranged on the groove wall of one flow groove and is close to the battery structure, and the plurality of heat radiating pieces are arranged on the side surfaces of the heat conducting pieces at intervals;

the exhaust structure comprises an air duct component and a fan structure, wherein the air duct component and the fan structure are respectively arranged on two opposite side surfaces of the shell, and the battery structure is arranged between the air duct component and the fan structure.

Optionally, a housing with an accommodating cavity opened to one side is arranged in the housing, the battery structure comprises a plurality of batteries and a plurality of bearing blocks, the bearing blocks are respectively distributed on two opposite cavity walls of the accommodating cavity, the bearing blocks are arranged at intervals, and one battery is respectively supported by the two bearing blocks on the opposite cavity walls of the accommodating cavity.

Optionally, a plurality of through pipelines are arranged on two sides of the flow groove, and the through pipelines are communicated with the air duct component.

Optionally, an inner diameter of a portion of the through pipe close to the flow groove is larger than an inner diameter of a portion of the through pipe far from the flow groove.

Optionally, the fan structure includes closure plate, driving piece and fan, the closure plate set up in hold the intracavity, and with the casing pin joint, the closure plate seals hold the chamber, be provided with the opening in the closure plate and deviate from hold the rotatory groove in chamber, the fan set up in the rotatory inslot, the driving piece install in on the closure plate, and with the fan is connected.

Optionally, a plurality of air outlet holes are formed in one side, close to the sealing plate, of the flow groove, one air outlet hole is communicated with one through pipeline, a plurality of connecting pipelines are arranged in the sealing plate, and one connecting pipeline is communicated with one air outlet hole.

Optionally, one opening of the connecting duct is located on a side wall of the rotary groove close to the battery, and the other opening is located on a side surface of the closing plate close to the through duct.

Optionally, an opening of the connecting pipe and an opening of the air outlet are both provided with rubber rings, and the two rubber rings are abutted.

Optionally, a filter cavity is arranged in a side surface of the shell, a plurality of heat dissipation air channels are arranged between the filter cavity and the accommodating cavity, two ports of one heat dissipation air channel are respectively communicated with the through pipelines on two opposite side surfaces of the shell, the communicated heat dissipation air channels and the through pipelines are in the same horizontal plane, one side of the filter cavity, which is away from the accommodating cavity, is provided with a plurality of air inlets, and the air inlets are communicated with the filter cavity.

Optionally, the air duct assembly further includes a filter element and a blocking element, the filter cavity is open towards one side, the filter element is installed in the filter cavity, the blocking element is abutted with the filter element, and blocks the filter cavity.

According to the technical scheme, the air duct component and the fan structure are respectively arranged on two opposite side surfaces of the shell, during working of the fan structure, air enters the shell from the air duct component and leaves from the fan structure, so that air flow rapidly flows in the shell to improve heat dissipation efficiency, heat is conducted and absorbed on one side surface of the battery structure through the heat conducting piece, heat is transferred to the plurality of heat dissipation pieces arranged at intervals, efficient heat dissipation is achieved, and heat dissipation quality and efficiency are improved through a multi-surface surrounding type heat dissipation mode of the battery structure.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of a surrounding heat dissipating battery pack according to the present utility model;

FIG. 2 is an enlarged cross-sectional view taken at A-A of FIG. 1;

FIG. 3 is a schematic view of a heat dissipating battery pack according to another embodiment of the present utility model;

FIG. 4 is a schematic view of a heat dissipating battery pack according to another embodiment of the present utility model;

fig. 5 is an enlarged cross-sectional view at B-B in fig. 4.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indications such as up, down, left, right, front, rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a certain specific posture as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides an enclosed heat dissipation battery pack.

Referring to fig. 1 to 5, fig. 1 is a schematic structural diagram of an embodiment of an enclosed heat dissipation battery pack according to the present utility model; FIG. 2 is an enlarged cross-sectional view taken at A-A of FIG. 1; FIG. 3 is a schematic view of a heat dissipating battery pack according to another embodiment of the present utility model; FIG. 4 is a schematic view of a heat dissipating battery pack according to another embodiment of the present utility model; fig. 5 is an enlarged cross-sectional view at B-B in fig. 4.

In the embodiment of the present utility model, the surrounding type heat dissipation battery pack 1000; as shown in fig. 1 to 5, includes:

a housing 10, wherein a plurality of battery structures 40 are arranged in the housing 10;

the heat conducting structure 30, wherein the heat conducting structure 30 includes two heat conducting members 32 and a plurality of heat dissipating members 31, flow grooves 33 with open sides are arranged in two opposite sides of the housing 10, one heat conducting member 32 is mounted on a groove wall of one flow groove 33 and is close to the battery structure 40, and a plurality of heat dissipating members 31 are mounted on the side surfaces of the heat conducting member 32 at intervals;

the exhaust structure 50, the exhaust structure 50 includes an air duct assembly 51 and a fan structure 52, the air duct assembly 51 and the fan structure 52 are respectively disposed on two opposite sides of the housing 10, and the battery structure 40 is located between the air duct assembly 51 and the fan structure 52.

In this embodiment, the heat conducting member 32 and the heat dissipating member 31 are made of copper.

According to the technical scheme of the utility model, the air duct assembly 51 and the fan structure 52 are respectively arranged on two opposite side surfaces of the shell 10, in the working space of the fan structure 52, air enters the shell 10 from the air duct assembly 51 and leaves from the fan structure 52, so that air flow rapidly flows in the shell 10, the heat dissipation efficiency is improved, heat is conducted and absorbed on one side surface of the battery structure 40 through the heat conducting piece 32, and then the heat is transferred to the plurality of heat dissipation pieces 31 arranged at intervals, so that efficient heat dissipation is realized, and further the heat dissipation quality and efficiency are improved in a multi-surface surrounding type heat dissipation mode of the battery structure.

Optionally, a receiving cavity 43 that is open to one side is disposed in the housing 10, the battery structure 40 includes a plurality of batteries 42 and a plurality of bearing blocks 41, the plurality of bearing blocks 41 are respectively distributed on two opposite cavity walls of the receiving cavity 43, a plurality of bearing blocks 41 are disposed at intervals, and one battery 42 is respectively supported by two bearing blocks 41 on the opposite cavity walls of the receiving cavity 43.

In this embodiment, the plurality of bearing blocks 41 are provided to bear the batteries 42, so that a space exists between each of the batteries 42, thereby avoiding the heat dissipation caused by the accumulation of the batteries 42 and affecting the heat dissipation efficiency.

In this embodiment, there is a space between the batteries 42, and when the gas enters the accommodating cavity 43 through the air duct assembly 52, the gas can flow rapidly through the spacer, and take away the heat of the batteries 42, so as to improve the heat dissipation efficiency and avoid heat accumulation.

In this embodiment, the surface of the bearing block 41 contacting with the battery 42 is provided with a plurality of grooves, so that the bearing block 41 can reduce the contact area with the battery 42 while guaranteeing the stability of supporting the battery 42, thereby being beneficial to assisting in heat dissipation.

Optionally, a plurality of through pipes 34 are disposed on both sides of the flow groove 33, and the through pipes 34 are communicated with the air duct assembly 51.

In this embodiment, a plurality of through pipes 34 are disposed on two sides of the flow groove 33, so that gas can flow between the flow groove 33 and the through pipes 34, and the heat dissipation elements 31 disposed at a plurality of intervals can dissipate heat rapidly under the flow of the gas, so as to improve the heat dissipation efficiency.

Optionally, the inner diameter of the portion of the through pipe 34 close to the flow groove 33 is larger than the inner diameter of the portion of the through pipe 34 far from the flow groove 33.

In this embodiment, the inner diameter of the through pipe 34 near the flow groove 33 is enlarged, so as to ensure that the gas rapidly enters the through pipe 34 and leaves the flow groove 33, thereby improving the flow speed of the gas and the heat dissipation efficiency.

Optionally, the fan structure 52 includes a closing plate 522, a driving element 525 and a fan 524, where the closing plate 522 is disposed in the accommodating cavity 43 and pivoted with the housing 10, the closing plate 522 closes the accommodating cavity 43, a rotating slot 523 with an opening facing away from the accommodating cavity 43 is disposed in the closing plate 522, the fan 524 is disposed in the rotating slot 523, and the driving element 525 is mounted on the closing plate 522 and connected with the fan 524.

In this embodiment, the closing plate 522 is connected to the housing 10 by a hinge.

In this embodiment, the driving element 525 is a motor, the motor is connected with the fan 524, and the motor outputs power to drive the fan 524 to rotate, so that the gas is rapidly pumped out from the flow groove 33, the flow efficiency of the gas in the flow groove 33 is improved, and the heat dissipation effect is improved.

In this embodiment, the opening of the rotary tank 523 is provided with a louver 526, which facilitates the outflow of the gas and the isolation.

Optionally, a plurality of air outlet holes 37 are disposed in a side of the flow groove 33 near the closing plate 522, one air outlet hole 37 is communicated with one through pipe 34, a plurality of connecting pipes 521 are disposed in the closing plate 522, and one connecting pipe 521 is communicated with one air outlet hole 37.

In this embodiment, when the fan 524 rotates in the rotary slot 523, the air in the rotary slot 523 is driven to flow, and the air leaves from the opening of the rotary slot 523, and the air flows in a direction away from the battery 42, so that the battery 42 is conveniently and rapidly cooled at a side close to the sealing plate 522.

In this embodiment, the operation of the fan 524 drives the gas in the connection pipe 521 to flow, so that the through pipe 34 and the gas in the flow groove 33 flow, and the flow of the gas in the flow groove 33 is beneficial to realizing heat dissipation of the plurality of heat dissipation elements 31 arranged at intervals, and improving heat dissipation quality and efficiency.

Alternatively, one opening of the connection pipe 521 is located on a side wall of the rotation groove 523 near the battery 42, and the other opening is located on a side of the closing plate 522 near the through pipe 34.

In this embodiment, when the fan 524 rotates and works, the gas in the flow groove 33 is pumped into the through pipe 34, and enters the rotary groove 523 through the connecting pipe 521, and the gas is discharged, so that the gas in the rotary groove 523 flows, and the gas in the flow groove 33 is assisted.

Optionally, one opening of the connecting pipe 521 and one opening of the air outlet hole 37 are provided with rubber rings, and the two rubber rings are abutted.

In this embodiment, the rubber ring on the air outlet hole 37 abuts against the rubber ring of the connecting pipe 521, so that the gas is prevented from leaking through the gap in the process of flowing, and the flowing of the gas in the through pipe 34 is prevented from being affected.

Optionally, a filter cavity 513 is disposed in a side surface of the housing 10, a plurality of heat dissipation air channels 515 are disposed between the filter cavity 513 and the accommodating cavity 43, two ports of one heat dissipation air channel 515 are respectively communicated with the through pipes 34 on two opposite side surfaces of the housing 10, the communicated heat dissipation air channels 515 and the through pipes 34 are in the same horizontal plane, a plurality of air inlets 511 are disposed on one side of the filter cavity 513 away from the accommodating cavity 43, and the air inlets 511 are communicated with the filter cavity 513.

In this embodiment, when the fan 524 is operated to pump air out of the flow groove 33, the air enters the flow groove 33 through the air inlet 511, the filter chamber 513 and the heat dissipation air duct 515, so as to ensure the flow of air and the update of air in the flow groove 33, ensure the continuity of the heat exchange process in the flow groove 33, and improve the heat dissipation efficiency and quality of the battery 42.

In this embodiment, the air flows in the plurality of heat dissipation channels 515, so that the heat dissipation on the side wall of the accommodating chamber 43, which is close to the filtering chamber 513, is facilitated.

Optionally, the air duct assembly 51 further includes a filter 514 and a blocking member 512, the filter chamber 513 is open to one side, the filter 514 is installed in the filter chamber 513, the blocking member 512 is installed in the filter chamber 513, and the blocking member 512 abuts against the filter 514 and blocks the filter chamber 513.

In this embodiment, the filter 514 is a filter screen.

In this embodiment, when the gas passes through the filtering chamber 513, the gas passes through the filtering screen to achieve filtering, so as to prevent impurities such as dust from entering the flow groove 33 to affect the normal heat dissipation efficiency of the heat dissipation element 31.

In this embodiment, the presence of the blocking member 512 restricts the movement of the filter member 514, and when the filter member 514 needs to be replaced, the replacement filter member 514 can be removed by manually opening the blocking member 512.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. An enclosed heat-dissipating battery pack, comprising:

a housing in which a plurality of battery structures are disposed;

2. The enclosed heat dissipation battery pack as defined in claim 1, wherein a housing cavity is provided in the housing and is open to one side, the battery structure includes a plurality of batteries and a plurality of bearing blocks, the plurality of bearing blocks are respectively distributed on two opposite cavity walls of the housing cavity, and the plurality of bearing blocks are arranged at intervals, and one battery is respectively supported by the two bearing blocks on the opposite cavity walls of the housing cavity.

3. The enclosed heat-dissipating battery pack of claim 2, wherein a plurality of through-pipes are provided on both sides of the flow channel, the through-pipes communicating with the air duct assembly.

4. The enclosed heat sink battery pack of claim 3 wherein the inner diameter of the portion of the through-tube proximate the flow channel is greater than the inner diameter of the portion of the through-tube distal the flow channel.

5. The enclosed heat-dissipating battery pack of claim 4, wherein the fan structure comprises a closing plate, a driving member and a fan, the closing plate is disposed in the accommodating cavity and pivotally connected to the housing, the closing plate closes the accommodating cavity, a rotating groove with an opening facing away from the accommodating cavity is disposed in the closing plate, the fan is disposed in the rotating groove, and the driving member is mounted on the closing plate and connected to the fan.

6. The enclosed heat-dissipating battery pack of claim 5, wherein a plurality of air outlet holes are provided in a side of the flow channel adjacent to the sealing plate, one of the air outlet holes communicates with one of the through pipes, a plurality of connecting pipes are provided in the sealing plate, and one of the connecting pipes communicates with one of the air outlet holes.

7. The enclosed heat sink battery pack of claim 6 wherein one opening of the connecting duct is located on a side wall of the swivel housing adjacent the battery and the other opening is located on a side of the closure plate adjacent the pass-through duct.

8. The enclosed heat-dissipating battery pack of claim 7, wherein one opening of the connecting pipe and one opening of the air outlet are each provided with a rubber ring, and the two rubber rings are abutted.

9. The enclosed heat-dissipating battery pack of claim 8, wherein a filter cavity is disposed in one side of the housing, a plurality of heat-dissipating air channels are disposed between the filter cavity and the accommodating cavity, two ports of one heat-dissipating air channel are respectively communicated with the through pipes on two opposite sides of the housing, the communicated heat-dissipating air channels and the through pipes are in the same horizontal plane, a plurality of air inlets are disposed on one side of the filter cavity away from the accommodating cavity, and the air inlets are communicated with the filter cavity.

10. The enclosed heat sink battery pack of claim 9, wherein the air duct assembly further comprises a filter member and a blocking member, the filter chamber is open to one side, the filter member is mounted in the filter chamber, the blocking member abuts the filter member, and blocks the filter chamber.