CN208352496U - A kind of silica gel piece for the heat dissipation of BMS lithium battery pack - Google Patents
A kind of silica gel piece for the heat dissipation of BMS lithium battery pack Download PDFInfo
- Publication number
- CN208352496U CN208352496U CN201821187762.7U CN201821187762U CN208352496U CN 208352496 U CN208352496 U CN 208352496U CN 201821187762 U CN201821187762 U CN 201821187762U CN 208352496 U CN208352496 U CN 208352496U
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- China
- Prior art keywords
- silica gel
- battery pack
- heat
- water flow
- flow chamber
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a kind of silica gel pieces for the heat dissipation of BMS lithium battery pack, are related to heat dissipation of lithium battery technical field.The utility model includes ontology, body interior is provided with water flow chamber, and one surface of water flow chamber is fixedly connected with the first heat-conducting silica gel sheet, and one surface of water flow chamber is fixedly connected with damping, buffering layer, first heat-conducting silica gel sheet, one surface is fixedly connected with connecting column, and connecting column one end is fixedly connected with damping, buffering layer.The utility model passes through the cooperation of water flow chamber and heat-conducting silica gel sheet, coolant liquid is set to flow into water flow chamber from water inlet pipe, the heat that coolant liquid takes away heat-conducting silica gel sheet surface flows out of the water outlet pipe, form cooling heat-radiation circulation system, radiating and cooling work is carried out to battery pack, solve the problems, such as existing battery pack cause local temperature to be unevenly distributed using fan cooling, heat dissipation effect it is poor；By damping, buffering layer, prevent water flow chamber since extraneous vibration compressing causes to rupture, coolant liquid outflow impacts battery pack.
Description
Technical field
The utility model belongs to heat dissipation of lithium battery technical field, more particularly to it is a kind of for BMS lithium battery pack heat dissipation
Silica gel piece.
Background technique
Battery used in batteries of electric automobile packet can be lithium ion battery or lead-acid battery.Due to the voltage of battery pack
Higher with capacity, single battery needs multiple series-parallel uses that can reach requirement.Battery pack is in charge and discharge process, meeting
A large amount of heat is generated, the temperature of battery pack is caused to rise, will affect the service performance of battery pack, temperature is excessively high may to have peace
Full hidden danger, after battery group in charge and discharge process, since battery core temperature is inconsistent, it is easy to cause battery core overcharge and mistake
It puts, to cause the safety accidents such as on fire, explosion.
Fan is mounted on battery pack cabinet by the air blast cooling technology that current battery packet heat dissipating method uses, will by wind
Heat in battery pack is taken away.This mode is maximum the disadvantage is that the local temperature in battery pack is unevenly distributed, and often enters the wind
Temperature near mouthful is low, and the temperature of air outlet is high.This temperature inhomogeneity, directly influences single battery one in battery pack
Cause property, can accelerate the deterioration of battery pack service performance.
Utility model content
The purpose of this utility model is to provide it is a kind of for BMS lithium battery pack heat dissipation silica gel piece, by water flow chamber with
The cooperation of heat-conducting silica gel sheet makes coolant liquid flow into water flow chamber from water inlet pipe, coolant liquid take away the heat on heat-conducting silica gel sheet surface from
Outlet pipe outflow, forms cooling heat-radiation circulation system, carries out radiating and cooling work to battery pack, solves existing battery pack and uses
Fan cooling causes local temperature to be unevenly distributed, the problem of heat dissipation effect difference.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
The utility model is a kind of silica gel piece for the heat dissipation of BMS lithium battery pack, including ontology；The body interior setting
There is water flow chamber；One surface of water flow chamber is fixedly connected with the first heat-conducting silica gel sheet；One surface of water flow chamber is fixedly connected with
Damping, buffering layer；First heat-conducting silica gel sheet, one surface is fixedly connected with connecting column；Described connecting column one end and damping, buffering
Layer is fixedly connected.
Further, one surface of damping, buffering layer is fixedly connected with the second hot silica gel piece.
Further, the damping, buffering layer is between the second hot silica gel piece and water flow chamber.
Further, one surface of water flow chamber is communicated with water inlet pipe.
Further, one surface of water flow chamber is communicated with outlet pipe.
The utility model has the following beneficial effects:
1, the utility model passes through the cooperation of water flow chamber and heat-conducting silica gel sheet, and coolant liquid is made to flow into water flow chamber from water inlet pipe,
The heat that coolant liquid takes away heat-conducting silica gel sheet surface flows out of the water outlet pipe, and forms cooling heat-radiation circulation system, carries out to battery pack
Radiating and cooling work, avoid existing battery pack cause local temperature to be unevenly distributed using fan cooling, heat dissipation effect difference and shadow
The service performance for ringing battery pack prevents battery pack internal temperature is excessively high from may lead the safety accidents such as initiation fire, explosion, this is practical
Heat sinking effect is good, structure is simple, at low cost.
2, the utility model is provided with damping, buffering layer, prevents water flow chamber since extraneous vibration causes to rupture, outside coolant liquid
Stream impacts battery pack, and has protection buffer function to battery pack, and external object vibration is avoided to cause battery pack broken
Damage, influences the service performance of battery pack, or battery failure in battery pack is caused to cause safety accident.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is a kind of structural schematic diagram of silica gel piece for the heat dissipation of BMS lithium battery pack；
Fig. 2 is the schematic diagram of internal structure of Fig. 1；
In attached drawing, parts list represented by the reference numerals are as follows:
1- ontology, 2- water flow chamber, the first heat-conducting silica gel sheet of 3-, 4- damping, buffering layer, 5- connecting column, the hot silica gel of 6- second
Piece, 7- water inlet pipe, 8- outlet pipe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
The utility model is a kind of silica gel piece for the heat dissipation of BMS lithium battery pack, including ontology 1 referring to FIG. 1-2,；This
Body 1 is internally provided with water flow chamber 2；2 one surface of water flow chamber is fixedly connected with the first heat-conducting silica gel sheet 3；2 one surface of water flow chamber is fixed
It is connected with damping, buffering layer 4；Damping, buffering layer 4 uses dimethyl silicone polymer material；Dimethyl silicone polymer chemical stability；
The characteristics such as small, waterproofness, thermal conductivity, good anti-shear ability are varied with temperature with heat resistance, viscosity；It is widely used as preventing
Shake, heat carrier；First heat-conducting silica gel sheet, 3 one surface is fixedly connected with connecting column 5；Connecting column 5 uses silica gel material；With thermally conductive
Performance；5 one end of connecting column is fixedly connected with damping, buffering layer 4；Connecting column 5 supports 2 space of water flow chamber.
Wherein, 4 one surface of damping, buffering layer is fixedly connected with the second hot silica gel piece 6；Heat passes sequentially through in battery pack
One heat-conducting silica gel sheet 3, connecting column 5, damping, buffering layer 4 are transferred to the second hot silica gel piece 6 and carry out heat dissipation work.
Wherein, damping, buffering layer 4 is between the second hot silica gel piece 6 and water flow chamber 2；Damping, buffering layer 4 prevents water flow chamber 2
Since extraneous vibration compressing causes to rupture；Coolant liquid outflow impacts battery pack；And there is protection buffering to battery pack
Effect；External object vibration is avoided to cause battery pack damaged；Influence the service performance of battery pack.
Wherein, 2 one surface of water flow chamber is communicated with water inlet pipe 7；2 one surface of water flow chamber is communicated with outlet pipe 8；Coolant liquid from into
Water pipe 7 flows into water flow chamber 2；The heat that coolant liquid takes away 3 surface of the first heat-conducting silica gel sheet is flowed out from outlet pipe 8；Form cooling dissipate
Heat circulating system；Radiating and cooling work is carried out to battery pack；Good heat dissipation effect, structure are simple, at low cost；Avoid existing battery
Packet causes local temperature to be unevenly distributed using fan cooling, heat dissipation effect is poor and influences the service performance of battery pack；Prevent battery
Packet internal temperature is excessively high to may lead the safety accidents such as initiation fire, explosion.
The working principle of the present embodiment are as follows: 3 surface of the first heat-conducting silica gel sheet is contacted with battery pack；Heat transfer in battery pack
To 3 surface of the first heat-conducting silica gel sheet；Coolant liquid flows into water flow chamber 2 from water inlet pipe 7；Coolant liquid takes away 3 table of the first heat-conducting silica gel sheet
The heat in face is flowed out from outlet pipe 8；Form cooling heat-radiation circulation system；Radiating and cooling work is carried out to battery pack；Heat dissipation effect
Well, structure is simple, at low cost；It avoids existing battery pack and causes local temperature to be unevenly distributed using fan cooling, heat dissipation effect
Service performance that is poor and influencing battery pack；Prevent battery pack internal temperature is excessively high from may lead the safety accidents such as initiation fire, explosion.
Damping, buffering layer 4 prevents water flow chamber 2 from causing to rupture due to extraneous vibration compressing；Coolant liquid outflow impacts battery pack；And
And there is protection buffer function to battery pack；External object vibration is avoided to cause battery pack damaged；Influence the usability of battery pack
Energy.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of silica gel piece for the heat dissipation of BMS lithium battery pack, including ontology (1)；It is characterized by: the ontology (1) is internal
It is provided with water flow chamber (2)；(2) one surface of water flow chamber is fixedly connected with the first heat-conducting silica gel sheet (3)；The water flow chamber (2)
One surface is fixedly connected with damping, buffering layer (4)；(3) one surface of first heat-conducting silica gel sheet is fixedly connected with connecting column (5)；
Described connecting column (5) one end is fixedly connected with damping, buffering layer (4).
2. a kind of silica gel piece for the heat dissipation of BMS lithium battery pack according to claim 1, which is characterized in that the damping
(4) one surface of buffer layer is fixedly connected with the second hot silica gel piece (6).
3. a kind of silica gel piece for the heat dissipation of BMS lithium battery pack according to claim 1, which is characterized in that the damping
Buffer layer (4) is between the second hot silica gel piece (6) and water flow chamber (2).
4. a kind of silica gel piece for the heat dissipation of BMS lithium battery pack according to claim 1, which is characterized in that the water flow
(2) one surface of chamber is communicated with water inlet pipe (7).
5. a kind of silica gel piece for the heat dissipation of BMS lithium battery pack according to claim 1, which is characterized in that the water flow
(2) one surface of chamber is communicated with outlet pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821187762.7U CN208352496U (en) | 2018-07-26 | 2018-07-26 | A kind of silica gel piece for the heat dissipation of BMS lithium battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821187762.7U CN208352496U (en) | 2018-07-26 | 2018-07-26 | A kind of silica gel piece for the heat dissipation of BMS lithium battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208352496U true CN208352496U (en) | 2019-01-08 |
Family
ID=64905526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821187762.7U Expired - Fee Related CN208352496U (en) | 2018-07-26 | 2018-07-26 | A kind of silica gel piece for the heat dissipation of BMS lithium battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208352496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118017090A (en) * | 2024-04-10 | 2024-05-10 | 浙江易阳能源管理有限公司 | New energy storage cabinet of fire-retardant liquid cooling |
-
2018
- 2018-07-26 CN CN201821187762.7U patent/CN208352496U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118017090A (en) * | 2024-04-10 | 2024-05-10 | 浙江易阳能源管理有限公司 | New energy storage cabinet of fire-retardant liquid cooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 Termination date: 20200726 |