CN210468037U - Battery pack heat dissipation structure and dust collector - Google Patents
Battery pack heat dissipation structure and dust collector Download PDFInfo
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- CN210468037U CN210468037U CN201921861813.4U CN201921861813U CN210468037U CN 210468037 U CN210468037 U CN 210468037U CN 201921861813 U CN201921861813 U CN 201921861813U CN 210468037 U CN210468037 U CN 210468037U
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- heat
- battery pack
- batteries
- dissipation structure
- battery
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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 relates to a group battery heat radiation structure and dust catcher, dust catcher are equipped with group battery heat radiation mechanism, and group battery heat radiation structure includes: a housing; the battery pack is arranged in the shell and comprises at least two batteries which are arranged side by side; and the heat absorbing component is arranged in the shell and attached to the at least two batteries, and the heat absorbing component is also filled in a gap between every two adjacent batteries. In the battery pack heat dissipation structure, when the battery generates heat in the discharging process, the heat absorption assembly can absorb the heat on the battery, the temperature of the battery is reduced, and the service life of the battery is ensured. In addition, in at least two batteries that set up side by side, still there is the clearance between two adjacent batteries, through filling the heat absorption subassembly in this clearance, increased the area of contact of heat absorption subassembly with the group battery, can further improve the radiating effect of battery to further guarantee the life of group battery.
Description
Technical Field
The utility model relates to a dust catcher technical field especially relates to a group battery heat radiation structure and dust catcher.
Background
The hand-held dust collector has small body shape and convenient use, and is popular with users. The vacuum motor is generally supplied with power by the battery pack of the handheld dust collector, the battery pack can generate heat in the discharging process, the battery pack is generally packaged in the closed shell, heat is not easy to dissipate, and if the battery pack works for a long time, the discharging capacity and the service life of the battery pack can be influenced by the heat dissipated by the battery pack.
SUMMERY OF THE UTILITY MODEL
Accordingly, there is a need for a battery pack heat dissipation structure and a vacuum cleaner that can ensure the life of the battery pack.
The technical scheme is as follows:
a battery pack heat dissipation structure, comprising: a housing; the battery pack is arranged in the shell and comprises at least two batteries arranged side by side; and the heat absorbing component is arranged in the shell and attached to at least two batteries, and the heat absorbing component is also filled in a gap between every two adjacent batteries.
Among the foretell group battery heat radiation structure, the group battery sets up in the casing, and the heat absorption subassembly sets up in the casing, and just the heat absorption subassembly pastes two at least batteries, and when the battery was generated heat at the discharge in-process, the heat on the battery can be absorbed to the heat absorption subassembly, reduces the temperature of battery self, guarantees the life of battery. In addition, in at least two batteries that set up side by side, still there is the clearance between two adjacent batteries, through filling the heat absorption subassembly in this clearance, increased the area of contact of heat absorption subassembly with the group battery, can further improve the radiating effect of battery to further guarantee the life of group battery.
The technical solution is further explained below:
in one embodiment, the heat absorbing assembly includes a heat conducting member and a heat absorbing member, one side of the heat conducting member is attached to the battery pack, and the other side of the heat conducting member is attached to the heat absorbing member.
In one embodiment, at least two first mounting grooves are formed in one side of the heat conducting member, at least two batteries are correspondingly arranged in the at least two first mounting grooves one to one, the batteries are attached to the wall of each first mounting groove, and the heat absorbing member is attached to one side, away from the first mounting grooves, of the heat conducting member.
In one embodiment, at least one gap is formed between at least two batteries, at least one second installation groove is formed in one side, away from the first installation groove, of the heat conducting member, the at least one second installation groove is sunk into the at least one gap in a one-to-one correspondence manner, and the heat absorbing member comprises a filling portion which is filled in the second installation groove and attached to the groove wall of the second installation groove.
In one embodiment, the heat absorbing assembly includes a heat absorbing member disposed in the housing and abutting at least two of the cells, and the heat absorbing member is further filled in a gap between two adjacent cells.
In one embodiment, the heat absorbing assembly is disposed on one side of the battery pack.
In one embodiment, the battery pack heat dissipation structure further includes a control board disposed in the housing and electrically connected to the battery pack.
In one embodiment, the battery pack heat dissipation structure further includes a bracket disposed in the housing, the bracket is disposed on the battery pack, the bracket is provided with heat dissipation holes for dissipating heat of the battery pack, and the control board is disposed on the bracket.
In one embodiment, the heat absorbing assembly comprises a heat conducting member and a heat absorbing member, wherein one side of the heat conducting member is attached to the battery pack, and the other side of the heat conducting member is attached to the heat absorbing member;
the heat conducting piece and the support are oppositely arranged and matched to form a limiting cavity, and the battery pack is arranged in the limiting cavity and is in limiting fit with the limiting cavity.
In one embodiment, the support is made of a heat absorbing material.
The technical scheme also provides a dust collector which comprises the battery pack heat dissipation structure.
Foretell dust catcher possesses foretell group battery heat radiation structure, and the group battery setting is in the casing, and the heat absorption subassembly sets up in the casing, and just the heat absorption subassembly pastes two at least batteries, and when the battery was generated heat at the discharge in-process, the heat on the battery can be absorbed to the heat absorption subassembly, reduces the temperature of battery self, guarantees the life of battery. In addition, in at least two batteries that set up side by side, still there is the clearance between two adjacent batteries, through filling the heat absorption subassembly in this clearance, increased the area of contact of heat absorption subassembly with the group battery, can further improve the radiating effect of battery to further guarantee the life of group battery.
Drawings
Fig. 1 is a schematic structural view of a battery pack heat dissipation structure according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of a heat dissipation structure of a battery pack according to an embodiment of the present invention;
fig. 3 is a schematic view of a partial component assembly structure of a battery pack heat dissipation structure according to an embodiment of the present invention.
Description of reference numerals:
10. the battery pack heat dissipation structure comprises a battery pack heat dissipation structure body 100, a shell body 200, a battery pack 210, a battery 300, a heat absorption assembly 310, a heat conduction piece 311, a first installation groove 312, a second installation groove 320, a heat absorption piece 321, a filling part 400, a control plate 500, a support frame 510 and heat dissipation holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.
As shown in fig. 1, an embodiment of a heat dissipation structure 10 of a battery pack includes a housing 100, a battery pack 200, and a heat sink 300.
Specifically, the battery pack 200 is disposed in the case 100, and the battery pack 200 includes at least two batteries 210 disposed side by side; and the heat absorbing assembly 300 is arranged in the casing 100 and is attached to at least two cells 210, and the heat absorbing assembly 300 is also filled in the gap between two adjacent cells 210.
More specifically, the cells 210 have a cylindrical shape, at least two cells 210 are arranged side by side, and a gap is formed between two adjacent cells 210 due to the shape characteristics of the cells 210 themselves, and the heat sink assembly 300 is filled in the gap.
In the battery pack heat dissipation structure 10, the battery pack 200 is disposed in the casing 100, the heat absorbing assembly 300 is disposed in the casing 100, and the heat absorbing assembly 300 is attached to at least two batteries 210, so that when the batteries 210 generate heat during discharging, the heat absorbing assembly 300 absorbs heat from the batteries 210, reduces the temperature of the batteries 210, and ensures the service life of the batteries 210. In addition, in at least two batteries 210 arranged side by side, a gap is also formed between two adjacent batteries 210, and the heat absorbing assembly 300 is filled in the gap, so that the contact area between the heat absorbing assembly 300 and the battery pack 200 is increased, the heat dissipation effect of the batteries 210 can be further improved, and the service life of the battery pack 200 is further ensured.
Specifically, in the present embodiment, the battery pack 200 includes 6 cells 210, the 6 cells 210 are arranged side by side to form 5 gaps, and the heat absorbing member 300 is filled in the 5 gaps.
As shown in fig. 1 and 2, in one embodiment, the heat absorbing assembly 300 includes a heat conductive member 310 and a heat absorbing member 320, one side of the heat conductive member 310 is attached to the battery pack 200, and the other side of the heat conductive member 310 is attached to the heat absorbing member 320. When the battery pack 200 operates, heat generated by the battery 210 is transferred to the heat absorbing member 320 through the heat conductive member 310, and the heat absorbing member 320 can absorb the heat generated by the battery 210, thereby ensuring the service life of the battery pack 200.
Alternatively, the heat conducting member 310 is made of a heat conducting material, such as heat conducting metal, heat conducting silicone, etc.; the heat absorbing member 320 may be made of a low-temperature phase-change heat absorbing material (such as expanded graphite, paraffin, etc.), or a material with a large specific heat capacity (such as water, etc.).
It should be noted that, if the heat absorbing member 320 is in a liquid state, a container is required to be disposed in the casing 100 to store the heat absorbing member 320. Specifically, the container may define a reservoir with the thermally conductive member 310, and the heat absorbing member 320 is disposed in the reservoir and attached to the thermally conductive member 310.
As shown in fig. 1 and fig. 2, further, at least two first mounting grooves 311 are disposed on one side of the heat conducting member 310, at least two batteries 210 are disposed in the at least two first mounting grooves 311 in a one-to-one correspondence manner, the batteries 210 are attached to the walls of the first mounting grooves 311, and the heat absorbing member 320 is attached to one side of the heat conducting member 310 away from the first mounting grooves 311. The battery 210 is attached to the wall of the first mounting groove 311, so that the heat conducting member 310 can conduct the heat of the battery 210 to the heat absorbing member 320, and the temperature of the battery 210 can be reduced.
Specifically, in this embodiment, the number of the batteries 210 is 6, the number of the first installation grooves 311 is also 6, the batteries 210 are cylindrical, the groove wall of the first installation groove 311 is arc-shaped and adapted to the shape of the batteries 210, the 6 batteries 210 are correspondingly arranged in the 6 first installation grooves 311 one by one, and the heat conducting member 310 supports the batteries 210.
As shown in fig. 3, further, at least one second mounting groove 312 is disposed on a side of the heat conducting member 310 away from the first mounting groove 311, at least one gap is formed between at least two batteries 210, the at least one second mounting groove 312 is recessed into the at least one gap in a one-to-one correspondence manner, and the heat absorbing member 320 includes a filling portion 321 filled in the second mounting groove 312 and attached to a groove wall of the second mounting groove 312. The second mounting groove 312 is sunk into a gap formed by two adjacent batteries 210, so that the contact area between the heat conducting member 310 and the battery pack 200 is increased, the filling part 321 of the heat absorbing member 320 is filled in the second mounting groove 312, the contact area between the heat absorbing member 320 and the heat conducting member 310 is increased, and the heat dissipation effect of the batteries 210 can be improved.
Specifically, in the present embodiment, the battery pack 200 includes 6 batteries 210, the 6 batteries 210 are arranged side by side to form 5 gaps, the heat conducting member 310 is provided with 5 second mounting grooves 312, and the 5 second mounting grooves 312 are sunk into the 5 gaps in a one-to-one correspondence manner.
In another embodiment, the heat absorbing assembly 300 only includes the heat absorbing member 320, the heat absorbing member 320 is disposed in the casing 100 and is attached to at least two cells 210, and the heat absorbing member 210 is further filled in a gap between two adjacent cells 210.
Alternatively, the heat absorbing member 300 may be disposed on one side of the battery pack 200, or may be disposed on both sides of the battery pack 200.
As shown in fig. 1, specifically, the heat absorbing member 300 is disposed at one side of the battery pack 200. The battery pack heat dissipation structure 10 can be applied to a dust collector, full-power discharge of the battery pack 200 of the dust collector can only last for about 10 minutes, and the heat absorption assembly 300 arranged on one side of the battery pack 200 can meet the requirement, so that the effect of considering both the cost and the size of the battery pack heat dissipation structure 10 can be achieved.
As shown in fig. 1-2, in one embodiment, the battery pack heat dissipation structure 10 further includes a control board 400, and the control board 400 is disposed in the housing 100 and electrically connected to the battery pack 200 for performing power management control on the battery pack 200.
The control Board 400 is a Printed Circuit Board (PCB).
Further, the battery pack heat dissipation structure 10 further includes a bracket 500, the bracket 500 is disposed in the housing 100, the bracket 500 is disposed on the battery pack 200, the bracket 500 is provided with a heat dissipation hole 510 for dissipating heat of the battery pack 200, and the control board 400 is disposed on the bracket 500. The heat dissipation holes 510 are formed in the bracket 500, so that the heat dissipation effect of the battery pack 200 can be further improved, and the service life of the battery pack 200 can be prolonged.
As shown in fig. 1, in the embodiment, the heat conducting member 310 is disposed opposite to the bracket 500 and is matched with the bracket to form a limiting cavity, and the battery pack 200 is disposed in the limiting cavity and is in limiting fit with the limiting cavity. The heat conducting member 310 and the bracket 500 are defined together to form a limiting structure with a limiting cavity, so as to limit the battery pack 200, and compared with limiting the battery pack 200 by adopting other components, the structure of the battery pack heat dissipation structure 10 is simplified, and the size is reduced.
Optionally, the bracket 500 may be made of a heat absorbing material, so that the heat of the battery pack 200 may also be dissipated through the bracket 500, which can further improve the heat dissipation effect of the battery pack 200 and improve the use of the battery pack 200.
An embodiment also relates to a vacuum cleaner, which comprises the battery pack heat dissipation structure 10.
The vacuum cleaner has the battery pack heat dissipation structure 10, the battery pack 200 is disposed in the housing 100, the heat absorbing assembly 300 is disposed in the housing 100, and the heat absorbing assembly 300 is attached to at least two batteries 210, so that when the batteries 210 generate heat during discharging, the heat absorbing assembly 300 absorbs heat from the batteries 210, thereby reducing the temperature of the batteries 210 and ensuring the service life of the batteries 210. In addition, in at least two batteries 210 arranged side by side, a gap is also formed between two adjacent batteries 210, and the heat absorbing assembly 300 is filled in the gap, so that the contact area between the heat absorbing assembly 300 and the battery pack 200 is increased, the heat dissipation effect of the batteries 210 can be further improved, and the service life of the battery pack 200 is further ensured.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (11)
1. A battery pack heat dissipation structure, comprising:
a housing;
the battery pack is arranged in the shell and comprises at least two batteries arranged side by side; and
the heat absorbing component is arranged in the shell and attached to at least two batteries, and the heat absorbing component is also filled in a gap between every two adjacent batteries.
2. The battery pack heat dissipation structure of claim 1, wherein the heat sink assembly comprises a heat conduction member and a heat sink member, one side of the heat conduction member is attached to the battery pack, and the other side of the heat conduction member is attached to the heat sink member.
3. The battery pack heat dissipation structure of claim 2, wherein at least two first mounting grooves are formed on one side of the heat conduction member, at least two batteries are correspondingly disposed in the at least two first mounting grooves, the batteries are attached to the walls of the first mounting grooves, and the heat absorption member is attached to one side of the heat conduction member away from the first mounting grooves.
4. The battery pack heat dissipation structure of claim 3, wherein at least two of the cells are formed with at least one of the gaps, one side of the heat conduction member away from the first mounting groove is provided with at least one second mounting groove, at least one of the second mounting grooves is recessed into at least one of the gaps in a one-to-one correspondence, and the heat absorption member includes a filling portion filled in the second mounting groove and attached to a groove wall of the second mounting groove.
5. The battery pack heat dissipation structure of claim 1, wherein the heat sink assembly comprises a heat sink member disposed within the housing and abutting at least two of the cells, and the heat sink member further fills a gap between two adjacent cells.
6. The battery pack heat dissipation structure according to claim 1, wherein the heat sink assembly is disposed on one side of the battery pack.
7. The battery pack heat dissipation structure of any of claims 1-6, further comprising a control board disposed within the housing and electrically connected to the battery pack.
8. The battery pack heat dissipation structure of claim 7, further comprising a bracket disposed in the housing and disposed on the battery pack, wherein the bracket is provided with heat dissipation holes for dissipating heat of the battery pack, and the control board is disposed on the bracket.
9. The battery pack heat dissipation structure according to claim 8, wherein the heat sink assembly includes a heat conduction member and a heat sink member, one side of the heat conduction member being attached to the battery pack, and the other side of the heat conduction member being attached to the heat sink member;
the heat conducting piece and the support are oppositely arranged and matched to form a limiting cavity, and the battery pack is arranged in the limiting cavity and is in limiting fit with the limiting cavity.
10. The battery pack heat dissipation structure according to claim 8, wherein the bracket is made of a heat absorbing material.
11. A vacuum cleaner comprising a battery pack heat dissipating structure as claimed in any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921861813.4U CN210468037U (en) | 2019-10-31 | 2019-10-31 | Battery pack heat dissipation structure and dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921861813.4U CN210468037U (en) | 2019-10-31 | 2019-10-31 | Battery pack heat dissipation structure and dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210468037U true CN210468037U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921861813.4U Active CN210468037U (en) | 2019-10-31 | 2019-10-31 | Battery pack heat dissipation structure and dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210468037U (en) |
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2019
- 2019-10-31 CN CN201921861813.4U patent/CN210468037U/en active Active
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