CN208127375U - Rechargeable battery and its battery core - Google Patents
Rechargeable battery and its battery core Download PDFInfo
- Publication number
- CN208127375U CN208127375U CN201820472431.1U CN201820472431U CN208127375U CN 208127375 U CN208127375 U CN 208127375U CN 201820472431 U CN201820472431 U CN 201820472431U CN 208127375 U CN208127375 U CN 208127375U
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- Prior art keywords
- battery core
- plate
- heat
- fixed
- battery
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Links
- 230000003319 supportive effect Effects 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims description 28
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004220 aggregation Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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 kind of battery cores, including battery core main body, the bottom plate to play a supportive role, two support plates and U-shaped heat-conducting plate.Wherein, battery core main body has the side of opposite two end faces in two end faces and connection.Both ends opposite with bottom plate are fixedly connected two support plates respectively, and cooperatively form U-shaped mounting portion with bottom plate, and battery core main body is accommodated and is fixed in U-shaped mounting portion.U-shaped heat-conducting plate includes heat-conducting part and two fixed parts for being respectively arranged at heat-conducting part opposite end.Heat-conducting part is held between side and bottom plate, and two fixed parts are bonded with two end faces respectively.The utility model further relates to a kind of rechargeable battery.The application of U-shaped heat-conducting plate efficiently reduces the temperature difference of battery core, so that the temperature difference of rechargeable battery is smaller.
Description
Technical field
The utility model relates to battery technology field more particularly to a kind of rechargeable battery and its battery cores.
Background technique
Shell battery core has many advantages, such as to have a safety feature, energy ratio height, be easier in groups, in electric car, electronic product
Equal fields using more and more extensive.But battery core in groups formed battery after, since battery can be sent out in charge and discharge process
The case where heat, and send out heat thermogenetic aggregation is difficult to be discharged in time, the electric battery temperature aggregation of different location, is also different, leads
It sends a telegraph that the pond temperature difference is very big, affects performance and the service life of battery.
Utility model content
Based on this, it is necessary to for the big problem of traditional battery temperature difference, provide a kind of rechargeable battery that the temperature difference is small and its
Battery core.
A kind of battery core, including：
Battery core main body, the side with two opposite end faces and the described two end faces of connection；
Bottom plate plays a supportive role；
Two support plates, the both ends opposite with the bottom plate are fixedly connected respectively, and cooperatively form U-shaped peace with the bottom plate
Dress portion, the battery core main body are accommodated and are fixed in the U-shaped mounting portion；And
U-shaped heat-conducting plate including heat-conducting part and is respectively arranged at two fixed parts of the heat-conducting part opposite end, described to lead
Hot portion is held between the side and the bottom plate, and described two fixed parts are bonded with described two end faces respectively.
In one of the embodiments, further include two fixed plates, described two fixed plates respectively with described two supports
Plate is fixedly connected, and the support plate is cyclic structure, and a side surface of the fixed plate is provided with protrusion, the fixed part clamping
Between the side and the protrusion.
The profile of the inside edge of the outer peripheral profile and support plate of the protrusion in one of the embodiments,
Match.
The fixed plate is annular in shape in one of the embodiments, and the protrusion is the inner side edge along the fixed plate
The annular plate-like structure that edge extends.
The fixed plate is removably installed in the support plate in one of the embodiments,.
The U-shaped heat-conducting plate is aluminium sheet in one of the embodiments,.
It in one of the embodiments, further include heating sheet, the heating sheet is held on the heat-conducting part and the bottom plate
Between.
The heating sheet is silica gel heating sheet in one of the embodiments,.
The heat-conducting part and the fixed part are integrally formed in one of the embodiments,.
A kind of rechargeable battery, including：
Multiple battery cores, the multiple battery core are stacked and connect between each other；And
Protection circuit plate is electrically connected with the battery core.
Above-mentioned rechargeable battery and its battery core, wherein battery core includes U-shaped heat-conducting plate.What U-shaped heat-conducting plate can generate battery core
Heat is transferred to two end faces of battery core by the side of battery core, so that the radiating rate of battery core is accelerated, and substantially reduces battery core
The temperature difference.It can be by battery core mould group or battery by U-shaped heat-conducting plate after battery core forms battery core mould group perhaps rechargeable battery in groups
The heat transfer in middle position significantly reduces the amplitude of battery core mould group or rechargeable battery internal temperature rise to the outside of battery core,
Simultaneously can also the both ends effectively to battery core main body heat.Therefore, the application of U-shaped heat-conducting plate, efficiently reduces battery core
The temperature difference so that the temperature difference of rechargeable battery is smaller.
Detailed description of the invention
Fig. 1 is the schematic diagram of cell structure in the utility model preferred embodiment；
Fig. 2 is the explosive view of battery core shown in Fig. 1；
Fig. 3 is the structural schematic diagram of battery core main body in battery core shown in Fig. 2；
Fig. 4 is the structural schematic diagram of U-shaped heat-conducting plate in battery core shown in Fig. 2；
Fig. 5 is the structural schematic diagram of fixed plate in battery core shown in Fig. 2.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes to the utility model
The understanding of disclosure is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
The utility model provides a kind of rechargeable battery and battery core.
Please refer to Fig. 1 and Fig. 2, the rechargeable battery (not shown) in the utility model preferred embodiment include battery core 100 and
Protection circuit plate (not shown), wherein battery core 100 is multiple.
Multiple battery cores 100 are stacked and connect between each other.Each battery core 100 has certain voltage value, and fills
The voltage rating of battery is usually the integral multiple of single 100 voltage of battery core.Battery core 100 refers to electricity individually containing positive and negative electrode
Chemical battery core.For battery core 100 as the electric power storage parts in rechargeable battery, main function is storage electric energy.When rechargeable battery charges
When, external electric energy can be converted to chemical energy storage by battery core 100；When rechargeable battery needs to discharge, the meeting of battery core 100 will be in it
The chemical energy in portion is converted to power output.Specifically in the present embodiment, battery core 100 is square shell battery core, is normally used for mobile phone etc.
Electronic product.
Protection circuit plate is the integrated circuit board to shield for rechargeable battery.Since rechargeable battery cannot be by mistake
It fills, over-discharge, short circuit and superhigh temperature charge and discharge.Protection circuit plate is electrically connected with battery core 100, to protect rechargeable battery.Protect circuit
Plate moment in the environment of -40 DEG C to 85 DEG C accurately monitors the voltage of battery core 100 and the electric current in charge and discharge circuit, in time control electricity
Flow back to the on-off on road.I.e. when electric current is more than specified value in the voltage of battery core 100 or circuit, protection circuit plate makes circuit at once
Circuit disconnects, to protect the safety of battery core 100.
Wherein, battery core 100 includes battery core main body 110, bottom plate 120, support plate 130 and U-shaped heat-conducting plate 140.Wherein, it supports
Plate 130 is two.
Also referring to Fig. 3, battery core main body 110 has the side of opposite two end faces 111 in two end faces 111 and connection
112.Battery core main body 110 has two electrodes of anode and cathode, and anode generates and discharge electronics, and polarity is positive；Cathode aggregation electricity
Son, polarity are negative.When battery charges, electric current flows to cathode by anode in the inside of battery core main body 110；When battery discharge, electric current
Cathode, powering load are flowed to from the outside of battery core main body by anode.
Bottom plate 120 plays a supportive role.Bottom plate 120 is generally excellent by electrical insulation capabilities such as plastics, rubber, ceramics, asbestos
Material is made, and to guarantee the electrical insulating property of the position directly contacted between multiple battery cores 100, and then has ensured the electricity of rechargeable battery
Gas safety.
Further, in the present embodiment, bottom plate 120 is plastic plate.Plastics are important organic synthesis high molecular material,
With the characteristics such as light, impact resistance is good, electrical insulating property is good, thermal conductivity is good and is not easy to corrode, so bottom plate 120 also has electricity absolutely
Edge is good, light, thermal conductivity is good, is not easy the advantages that corroding.
Both ends opposite with bottom plate 120 are fixedly connected two support plates 130 respectively, and cooperatively form U-shaped peace with bottom plate 120
Dress portion (not shown).Support plate 130 mainly plays a supportive role.Support plate 130 by weld, be spirally connected, snap connection etc. modes with
Bottom plate 120 achieves a fixed connection.Support plate 130 is generally by aluminium alloy, steel alloy, cast iron, the biggish metal material of copper equal strength
It is made, so that support plate 130 has biggish bearing capacity.Specifically in the present embodiment, the material of support plate 130 is aluminium alloy.
Since aluminium alloy has the characteristics such as low, the big, excellent heat conductivity of intensity of density, so that support plate 130 has, light, intensity is big, leads
The advantages that hot good, so that the heat on 100 surface of battery core can realize rapid cooling by support plate 130.Battery core main body 110
It accommodates and is fixed in U-shaped mounting portion.
Further, in the present embodiment, support plate 130 is removably installed in bottom plate 120.It is removably installed mode
So that the dismounting of support plate 130 and bottom plate 120 is more convenient quickly.Specifically, battery core 100 further includes bolt (not shown), branch
Fagging 130 is fixedly connected by bolt with bottom plate 120.Due to being bolted as dismountable mounting means, so that support plate 130
It realizes and is removably installed between bottom plate 120, so that support plate 130 and the handling of bottom plate 120 are more convenient.Moreover,
Bolt is standard component, is a kind of connector of relatively inexpensive material benefit.Therefore, the use of bolt, so that the processing cost of battery core 100
It is lower.
It is appreciated that in other embodiments, support plate 130 can also pass through the modes such as buckle, screw, card slot and bottom plate
120 realize connection, are fixedly connected as long as to can be realized between support plate 130 and bottom plate 120.
Referring to Figure 4 together, U-shaped heat-conducting plate 140 including heat-conducting part 141 and is respectively arranged at 141 opposite end of heat-conducting part
Two fixed parts 142.Heat-conducting part 141 is held between side 112 and bottom plate 120, and two fixed parts 142 respectively with two
End face 111 is bonded.
U-shaped heat-conducting plate 140 mainly plays thermally conductive, soaking.When battery core 100 forms battery core mould group or charging electricity in groups
Chi Hou, battery core main body 110 can generate heat during rechargeable battery charge and discharge.And send out heat thermogenetic by being held on side
Heat-conducting part 141 between 112 and bottom plate 120 is transferred to the fixed part 142 for being set to 141 opposite end of heat-conducting part, and through fixation
The both ends of battery core main body 110 are heated in portion 142, to reduce the temperature difference of battery core main body 110, to efficiently reduce battery core
100 temperature difference, so that battery core mould group or the temperature difference of rechargeable battery are smaller.
Further, in the present embodiment, U-shaped heat-conducting plate 140 is aluminium sheet.Since aluminium has good ductility, excellent
Heating conduction and resistance to oxidation characteristic.Therefore U-shaped heat-conducting plate 140 also has better heating conduction, so that battery core main body 110 is sent out
The transmitting of thermogenetic heat and scatter and disappear it is more quick, significantly reduce battery core mould group or rechargeable battery since rechargeable battery fills
The problem of temperature rise of electric discharge and generation, so that the temperature difference of battery core 100 is smaller.
Further, in the present embodiment, heat-conducting part 141 and fixed part 142 are integrally formed.Therefore heat-conducting part 141 and solid
Determine portion 142 can one-pass molding so that the processing technology that heat-conducting part 141 and fixed part 142 form U-shaped heat-conducting plate 140 is more simple,
So that the production efficiency of U-shaped heat-conducting plate 140 is higher.Moreover, integral forming process, so that heat-conducting part 141 and fixed part 142
Between connection it is more secured.
It is appreciated that in other embodiments, between heat-conducting part 141 and fixed part 142 can also by welding, it is Nian Jie,
The connection types such as clamping achieve a fixed connection.
The radiation processes of battery core 100 are：The heat that battery core main body 110 generates is directly passed to heat-conducting part 141, heat-conducting part
141 directly conduct the heat in 110 middle position of battery core main body to the fixed part 142 for being set to 141 both ends of heat-conducting part, by fixing
Portion 142 directly distributes this partial heat to the outside of battery core 100, to complete the heat dissipation of 100 middle position heat of battery core.
After battery core 100 forms battery core mould group or rechargeable battery in groups, rechargeable battery can make during charge and discharge
Battery core main body 110 is generated heat.And the outside of battery core 100 can be transferred to by U-shaped heat-conducting plate 140 by sending out heat thermogenetic, substantially be dropped
The problem of temperature rise that low battery core mould group or rechargeable battery are generated due to rechargeable battery charge and discharge.And U-shaped heat-conducting plate 140 can also
Effectively the both ends of battery core main body 110 are heated, efficiently reduce the temperature difference of battery core 100, so that rechargeable battery
The temperature difference it is smaller.
Please refer to fig. 5, in the present embodiment, battery core 100 further includes two fixed plates 150.Two fixed plates 150 are divided
It is not fixedly connected with two support plates 130.Support plate 130 is cyclic structure, and a side surface of fixed plate 150 is provided with protrusion
151, fixed part 142 is held between side 112 and protrusion 151.Fixed plate 150 is generally by aluminium alloy, stainless steel, quenched and tempered steel etc.
The biggish material of intensity is made.Specifically, fixed plate 150 can be connected through a screw thread, weld, snapping connection etc. modes realize with
Support plate 130 is fixedly connected.
After fixed plate 150 is fixedly connected with support plate 130, protrusion 151 is protruded into the support plate 130 of cyclic structure and is squeezed
Fixed part 142, so that fixed part 142 is bonded with end face 111.Therefore, the application of fixed plate 150 so that U-shaped heat-conducting plate 140 with
The fixed effect of battery core main body 110 is more preferable.
Further, in the present embodiment, the wheel of the inside edge of the outer peripheral profile and support plate 130 of protrusion 151
Exterior feature matches.The outer edge of protrusion 151 is matched with the inside edge of support plate 130, it can be achieved that fixed plate 150 and support plate
130 fast and accurately position, so that the installation speed between fixed plate 150 and support plate 130 is faster, so that battery core
100 production efficiency is higher.
Further, in the present embodiment, fixed plate 150 is annular in shape, and protrusion 151 is along the inside of fixed plate 150
The annular plate-like structure that edge extends.After U-shaped heat-conducting plate 140 is fixed by fixed plate 150, fixed plate 150 annular in shape
And it is set to the application of the protrusion 151 of plate structure in a ring in fixed plate 150, so that fixed part 142 can directly connect with atmosphere
Touching can be realized by the heat of heat-conducting part 141 transmission to fixed part 142 and quickly be scattered and disappeared, so that U-shaped heat-conducting plate 140 dissipates
Thermal velocity faster so that the temperature difference of battery core 100 is smaller.
Further, in the present embodiment, fixed plate 150 is removably installed in support plate 130.The side of being removably installed
Formula makes fixed part 150 and the dismounting of support plate 130 more convenient.After the 140 long-time use of U-shaped heat-conducting plate, easily occur
Oxidation or damage, just need replacing U-shaped heat-conducting plate 140 at this time.The side of being removably installed of fixed plate 150 and support plate 130
Formula, so that the replacement of U-shaped heat-conducting plate 140 is more convenient.Specifically in the present embodiment, fixed plate 150 passes through bolt and support plate
130 are fixedly connected.Since bolt is standard component, processing cost is low, and then significantly reduces the processing cost of battery core 100.
Referring to Fig. 2, in the present embodiment, battery core 100 further includes heating sheet 160.Heating sheet 160 is held on thermally conductive
Between portion 141 and bottom plate 120.Heating sheet 160 is a kind of heating element that can generate heat of sheet, has good insulation performance and resistance to
High-temperature behavior.When the temperature of the surroundings is low, it will affect the use of rechargeable battery.At this point, being powered to heating sheet 160, can make to heat
Piece 160 generates heat.And heating sheet 160 is held between heat-conducting part 141 and bottom plate 120, and U-shaped has soaking to hot plate 140
Function, therefore heating sheet 160 generate heat by heat-conducting part 141 conduction so that battery core main body 110 is heated evenly, guaranteeing
In the case that battery core 100 has the lesser temperature difference, so that rechargeable battery has more appropriate operating temperature.
Further, in the present embodiment, heating sheet 160 is silica gel heating sheet.Since silica gel heating sheet is using resistance to height
Silicon rubber, fibre reinforced materials resistant to high temperature and the metal heating film circuit collection that temperature, high thermal conductivity, insulation performance are good, intensity is good
Soft electric heating film element made of conjunction, have heating power is quick, temperature rise is fast, heating surface is big, fever is uniform, weather-proof, corrosion resistant,
The characteristics such as environmentally friendly, fire-retardant, easy for installation, the service life is long, dielectric strength height.Therefore, heating sheet 160 also has electrified regulation block, adds
The advantages that hot face is big, fever is uniform, aloows battery core main body 110 to be rapidly achieved more appropriate operating temperature.Moreover, by
There is excellent physical strength and softness in silica gel heating sheet, allow heating sheet 160 complete with U-shaped heat-conducting plate 140
It is in close contact, has further speeded up the speed that heating sheet 160 heats battery core main body 110.
Above-mentioned rechargeable battery and its battery core 100, wherein battery core 100 includes U-shaped heat-conducting plate 140.U-shaped heat-conducting plate 140 can be with
Heat that battery core 100 generates is transferred to two end faces 111 of battery core 100 by the side 112 of battery core 100, so that battery core 100
Radiating rate is accelerated, and substantially reduces the temperature difference of battery core 100.When battery core 100 forms battery core mould group or rechargeable battery in groups
It afterwards, can be by battery core mould group or the heat transfer in battery middle position to the outside of battery core 100, substantially by U-shaped heat-conducting plate 140
Battery core mould group or rechargeable battery internal temperature rise problem are reduced, while can also effectively be carried out at the both ends to battery core main body 110
Heating.Therefore, the application of U-shaped heat-conducting plate 140 efficiently reduces the temperature difference of battery core 100, so that the temperature difference of rechargeable battery
It is smaller.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of battery core, which is characterized in that including：
Battery core main body, the side with two opposite end faces and the described two end faces of connection；
Bottom plate plays a supportive role；
Two support plates, the both ends opposite with the bottom plate are fixedly connected respectively, and cooperatively form U-shaped installation with the bottom plate
Portion, the battery core main body are accommodated and are fixed in the U-shaped mounting portion；And
U-shaped heat-conducting plate including heat-conducting part and is respectively arranged at two fixed parts of the heat-conducting part opposite end, the heat-conducting part
It is held between the side and the bottom plate, and described two fixed parts are bonded with described two end faces respectively.
2. battery core according to claim 1, which is characterized in that it further include two fixed plates, described two fixed plate difference
It being fixedly connected with described two support plates, the support plate is cyclic structure, and a side surface of the fixed plate is provided with protrusion,
The fixed part is held between the side and the protrusion.
3. battery core according to claim 2, which is characterized in that the outer peripheral profile of the protrusion and the support plate
The profile of inside edge matches.
4. battery core according to claim 3, which is characterized in that the fixed plate is annular in shape, and the protrusion is along described
The annular plate-like structure that the inside edge of fixed plate extends.
5. battery core according to claim 2, which is characterized in that the fixed plate is removably installed in the support plate.
6. battery core according to claim 1, which is characterized in that the U-shaped heat-conducting plate is aluminium sheet.
7. battery core according to claim 1, which is characterized in that further include heating sheet, the heating sheet is held on described lead
Between hot portion and the bottom plate.
8. battery core according to claim 7, which is characterized in that the heating sheet is silica gel heating sheet.
9. battery core according to claim 1, which is characterized in that the heat-conducting part and the fixed part are integrally formed.
10. a kind of rechargeable battery, which is characterized in that including：
Multiple battery cores as described in any one of claim 1 to 9, the multiple battery core are stacked and connect between each other；And
Protection circuit plate is electrically connected with the battery core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820472431.1U CN208127375U (en) | 2018-03-30 | 2018-03-30 | Rechargeable battery and its battery core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820472431.1U CN208127375U (en) | 2018-03-30 | 2018-03-30 | Rechargeable battery and its battery core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208127375U true CN208127375U (en) | 2018-11-20 |
Family
ID=64193874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820472431.1U Active CN208127375U (en) | 2018-03-30 | 2018-03-30 | Rechargeable battery and its battery core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208127375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108336451A (en) * | 2018-03-30 | 2018-07-27 | 湖南金杯新能源发展有限公司 | Rechargeable battery and its battery core |
-
2018
- 2018-03-30 CN CN201820472431.1U patent/CN208127375U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108336451A (en) * | 2018-03-30 | 2018-07-27 | 湖南金杯新能源发展有限公司 | Rechargeable battery and its battery core |
| CN108336451B (en) * | 2018-03-30 | 2024-03-26 | 深圳市元创时代科技有限公司 | Rechargeable battery and battery core thereof |
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