CN202855871U - Storage battery module for improving heat radiation effect of storage battery group - Google Patents
Storage battery module for improving heat radiation effect of storage battery group Download PDFInfo
- Publication number
- CN202855871U CN202855871U CN2012205119988U CN201220511998U CN202855871U CN 202855871 U CN202855871 U CN 202855871U CN 2012205119988 U CN2012205119988 U CN 2012205119988U CN 201220511998 U CN201220511998 U CN 201220511998U CN 202855871 U CN202855871 U CN 202855871U
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- battery
- battery module
- support plate
- storage battery
- heat radiation
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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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Abstract
The utility model relates to a storage battery module for improving heat radiation effect of a storage battery group. The storage battery module comprises a battery unit composed of multiple single battery groups and a battery support plate, wherein the battery unit is arranged in the battery support plate. The storage battery module is characterized in that a plurality of grooves are arranged on the periphery of locating holes of the battery support plate, so that the axial ventilation capacity of the single batteries is increased, and heat radiation channels and heat radiation area of the battery group are increased; the quantity of the heat radiation channels arranged on the periphery of the round support plate is determined according to the condition that a battery bunch does not deform under vibration; and each heat radiation channel arranged on the periphery of the round support plate is square, round or semicircular, and the heat radiation channels are uniformly arranged on the periphery of the round groove holes of the support plate. The storage battery module also comprises a localization protection plate and a protection clamp plate, which are connected through a fastening piece. The storage battery module provided by the utility model is particularly suitable for the electromobile.
Description
Technical field
The utility model relates to a kind of battery module that improves the radiating effect of batteries, and specifically opening some grooves in the circular of the supporting bracket of cylindrical battery increases heat dissipation channel and area of dissipations, thereby improves the radiating effect of battery.
Background technology
At present, along with improving constantly of Public Environmental Awareness, storage battery is applied to the occasion of the high power works such as motor vehicle more and more.In the practical occasion, storage battery mainly with the cell series connection and/or and the form that is unified into battery pack use, the quantity of series/parallel does not only wait from tens to hundreds of.And in the combination of a plurality of storage batterys, heat dissipation problem becomes the very critical factor of of battery performance that affects, and the control of battery pack internal temperature also becomes the key in restriction battery pack life-span, and the improvement of storage battery radiator structure just seems important all the more thus.
, the storage battery that is widely used at present such as Ni-H cell, lithium ion battery, all exists the heat dissipation problem after a plurality of battery cells make up.Cause this result's reason a lot, still, wherein a topmost reason is that the battery pack heat dissipation channel is unbalanced, and heat that battery produces is not distributed very soon to be caused.Particularly when high current charge-discharge, can not in time derive because of the heat that battery produces, whole Battery pack will at high temperature be worked, thereby causes the deteriorated rapidly of battery performance; More seriously, if it is inhomogeneous that the battery pack internal heat derives, individual cell is in than working under the higher ambient temperature of other battery on the same group, put thereby easily cause this part over-charging of battery or cross, performance fails too early, thereby causes whole Battery pack performance to reduce and the lost of life.In order to reduce battery pack internal heat local accumulation and non-uniform temperature, people have to add the arrangement pitches between the macrocell, take to ventilate even water flowing etc. forced cooling provision, so not only increased the volume of battery pack, more improved design difficulty and manufacturing cost.
The utility model designer attempts to consider from another angle, intend the circular of the supporting bracket of cylindrical battery open some grooves with the area that increases heat dissipation channel reaching the purpose that improves the battery pack radiating effect, thereby be guided out the purpose of this utility model.
The utility model content
The utility model purpose is to provide a kind of battery module that improves the radiating effect of batteries, and solving the heat dissipation problem that exists in the prior art, purpose is to improve the radiating effect that improves its battery behind the column type Combined storage battery in limited space.
In order to achieve the above object, a kind of raising that the utility model provides is used for the battery module of the batteries of electric automobile, it is characterized in that:
1. around described cell support plate location hole, offer some grooves, to increase the axial draught capacity of cell, increase heat dissipation channel and the area of dissipation of battery pack;
2. under vibration, do not deform with battery strings in the heat dissipation channel quantity that the circular support panel area is offered and be as the criterion;
3. the heat dissipation channel offered of described circular support panel area is square, and is round or semi-circular, be distributed on the circular slotted eye of supporting bracket around;
4. the heat dissipation channel number is 1-10.
The structure of cell combination body of the present utility model comprises: the cell support plate behind some flutings, and the quantity of fluting can decide according to the length of battery strings, and not occuring bending and deformation under vibration with battery strings gets final product; Some battery strings that connected; Some long connecting bolts are used for fixing the position of support plate; Some braces and insulation lining, some cover plates.
This shows, the utility model is opened some grooves by the circumference of cell support plate location hole, because the existence of these grooves has increased the draught capacity that battery shaft makes progress, increased thus passage and the area of dissipation of battery pack heat radiation, made the heat dispersion of battery pack integral body obtain good raising.The battery module that utility model provides is specially adapted to the batteries of used for electric vehicle.
Description of drawings
Battery pack supporting plate structure in Fig. 1 prior art;
Battery pack supporting plate structure after the battery module recessing described in Fig. 2 the utility model specific embodiment;
Fig. 3 is the structural representation of the battery unit that uses in the battery module described in the utility model specific embodiment;
Battery module described in Fig. 4 the utility model specific embodiment;
Among the figure, 1, the fluting supporting bracket; 2, location baffle; 3, protection clamping plate; 4, lead-out tablet; 5 battery units, the positive terminal of 5a. battery, the negative terminal of 5b. battery.
Embodiment
For the purpose of this utility model, feature and advantage can more be become apparent, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Below be according to specific instantiation embodiment of the present utility model to be described, those of ordinary skill in the art can understand structure of the present utility model easily by the content that discloses in following examples, advantage and effect.
The utility model also can be implemented or be used by other different instantiation, and the every details in this specification also can based on different viewpoints and application, not carried out various modifications and change under the spirit departing from this creation.
Moreover, below the graphic signal that is simplification graphic, and basic conception of the present utility model only is described in a schematic way, so only show the assembly relevant with the utility model in graphic but not component count, shape and size drafting when implementing according to reality, kenel, quantity and the ratio of each assembly can be done random change during its actual enforcement, and its assembly layout kenel may be more complicated.
See also Fig. 1-4, the utility model provides a kind of battery module, is used for the batteries of the high power work occasions such as electric automobile, comprises that the battery unit 5 that is comprised of a plurality of cells forms.With the supporting bracket 1 with insulation property; Wherein, battery unit 5 is installed in the supporting bracket 1.The battery module that the utility model provides does not need to adopt special coolant, just can realize the heat radiation of battery unit by means of the heat transmission between battery unit 5 and the supporting bracket 1 or thermal radiation.
In addition, the battery module that the utility model provides, volume compact is particularly suitable for installing and using at the comparison narrow space.The battery module that the utility model proposes is specially adapted to form the plate shaped battery group, is applied to batteries to be installed in the occasion under the floor compartment.Wherein, this battery module is formed battery pack be specially adapted to install on the electric automobile, can dispel the heat by means of car body.
In the utility model, supporting bracket by the insulation and intensity effect preferably resin material make.Open corresponding slotted eye on the resin plate that is arranged in correspondingly-sized according to battery, cell support plate structure as shown in Figure 1, the number of supporting bracket can design according to the length of battery strings, guarantees the firm stable of battery strings, does not occur bending and deformation.On perpendicular to the both direction of battery strings, can obtain preferably ventilation effect according to the cell support plate structure among Fig. 1, the temperature of battery module diverse location place battery is reached unanimity, but but be subject to stopping of cell support plate and can not be effectively ventilated being parallel to ventilation on the battery strings direction, be unfavorable for very much what battery module dispelled the heat, might cause thus a temperature dead angle, if there is larger temperature difference in the battery module, can have a strong impact on the life-span of battery pack, can make through the long time that the performance gap of battery strengthens gradually in the battery module.Thus, original cell support plate is improved, open the hole of some ventilations around the circular slotted eye of supporting bracket, the shape in hole can be square, round or semi-circular, be distributed on the circular slotted eye of supporting bracket around, as shown in Figure 2.Like this, battery strings fixing can not be affected and also can obtain preferably ventilation effect being parallel to the battery strings direction in the battery module, strengthened the homogeneity of the temperature of battery module diverse location, no matter thereby guarantee that these cells are in the series connection use or overcharging or overdischarge of individual cell can occur in the situation that parallel connection is used, and have prolonged the useful life of battery pack.
According to the utility model, the kind of used cell not only can be Ni-MH battery in the battery unit 5, also can be other kind storage batterys such as lithium ion battery, nickel-zinc cell, nickel-cadmium cell.Connect and/or be connected in parallel between a plurality of cells; For example, connect and/or be connected in parallel between 1-50 battery unit 5.That is to say that as shown in Figure 2, in battery module of the present utility model, each battery unit 5 only has a positive terminal 5a and a negative terminal 5b, realizes the series/parallel between a plurality of battery units 5.Particularly, in embodiment of the present utility model, battery unit 5 is in series by 5 cells.As shown in Figure 3, wherein, a plurality of battery unit 5 compact arrangement are in supporting bracket 1, and wherein, battery unit 5 contacts with the inwall of supporting bracket 1, carry out heat and transmit or thermal radiation, realize the heat radiation of battery unit 5.Be particularly suitable for installing and using at the comparison narrow space.
According to the utility model, as shown in Figure 4, this battery module also comprises the location baffle 2 that is formed from a resin, and this location baffle 2 is installed in supporting bracket 1 end, realizes the fixedly protection of battery unit 5 in supporting bracket 1.Simultaneously, this battery module also comprises the protection clamping plate 3 that are formed from a resin.These protection clamping plate 3 are arranged at outside the baffle 2 of location, and location baffle 2 and shell are protected.Wherein, location baffle 2 and protection clamping plate 3 are fixed on the shell 1 by securing member.According to specific embodiment of the utility model, connect supporting bracket 1, the securing member of location baffle 2 and protection clamping plate 3 is the screw and nut structure by the mutual lock fit of fixed bolt hole.In addition, two copper braces 4 are installed in respectively on the positive terminal 5a and negative terminal 5b of the battery unit that exposes baffle 2 inboards, location, and adopt the cooperation between the screw and nut to be fixed.
The battery module that the utility model provides, one of manufacture is as follows:
At first; as shown in Figure 2; use 5 cylindrical cell tandem compounds, form battery unit 5, then; to as one man be packed in the supporting bracket 1 by 5 battery unit polar orientation; at this moment, load onto the location baffle 2 that resin is made in the end of supporting bracket 1, two copper lead-out tablets 4 are respectively installed on the positive terminal 5a and negative terminal 5b of the battery unit 5 that exposes baffle 2 inboards, location; fix by the screw and nut structure, as shown in Figure 4.
It is worth mentioning that the battery module that the utility model is mentioned can optionally take the mode of serial or parallel connection to connect between the battery unit as required.
Above-mentioned embodiment of the present utility model only exemplary explanation principle of the present utility model and effect thereof, but not be used for restriction the utility model, know and it will be understood by those skilled in the art that, in the situation that does not depart from spirit and scope of the present utility model, any changes and improvements that the utility model is done are all in scope of the present utility model.Rights protection scope of the present utility model, that should define such as the application's claim is as the criterion.
Claims (9)
1. battery module that improves the batteries radiating effect, described battery module comprises battery unit and the cell support plate that is comprised of a plurality of cells, battery unit is installed in the cell support plate, it is characterized in that around described cell support plate location hole, offering some grooves, to increase the axial draught capacity of cell, increase heat dissipation channel and the area of dissipation of battery pack.
2. by battery module claimed in claim 1, it is characterized in that not deforming under the heat dissipation channel quantity that the circular support panel area is offered is being vibrated with battery strings is as the criterion.
3. by claim 1 or 2 described battery modules, it is characterized in that the heat dissipation channel that described circular support panel area is offered is square, round or semi-circular, be distributed on the circular slotted eye of supporting bracket around.
4. by battery module claimed in claim 3, it is characterized in that the heat dissipation channel number is 1-10.
5. by battery module claimed in claim 1, it is characterized in that:
A) described battery module also comprises location baffle (2), and location baffle (2) is installed in supporting bracket (1) end;
B) described battery module also comprises protection clamping plate (3); protection clamping plate (3) are arranged at outside the location baffle (2); location baffle (2) and shell are protected, and location baffle (2) and protection clamping plate (3) are fixed on the supporting bracket shell by securing member.
6. by battery module claimed in claim 5, it is characterized in that described securing member is the screw and nut structure by the mutual lock fit of fixed bolt hole.
7. by battery module claimed in claim 6, it is characterized in that copper lead-out tablet (4) is installed in respectively on the positive terminal (5a) and negative terminal (5b) of the battery unit (5) that exposes baffle (2) inboard, location.
8. by battery module claimed in claim 1, it is characterized in that connecting and/or being connected in parallel between a plurality of cells.
9. by battery module claimed in claim 8, it is characterized in that by series connection between 1-50 the cell and/or be connected in parallel forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205119988U CN202855871U (en) | 2012-09-28 | 2012-09-28 | Storage battery module for improving heat radiation effect of storage battery group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205119988U CN202855871U (en) | 2012-09-28 | 2012-09-28 | Storage battery module for improving heat radiation effect of storage battery group |
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| Publication Number | Publication Date |
|---|---|
| CN202855871U true CN202855871U (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012205119988U Expired - Fee Related CN202855871U (en) | 2012-09-28 | 2012-09-28 | Storage battery module for improving heat radiation effect of storage battery group |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106532150A (en) * | 2016-12-02 | 2017-03-22 | 中国船舶重工集团公司第七〇九研究所 | Controllable topological structure for modularized high-voltage and high-capacity lithium battery pack |
| CN108198975A (en) * | 2017-12-29 | 2018-06-22 | 科力远混合动力技术有限公司 | Battery modules stent, battery modules and battery pack |
| CN111645542A (en) * | 2016-10-05 | 2020-09-11 | 沃土电机股份有限公司 | Electric vehicle |
-
2012
- 2012-09-28 CN CN2012205119988U patent/CN202855871U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645542A (en) * | 2016-10-05 | 2020-09-11 | 沃土电机股份有限公司 | Electric vehicle |
| CN106532150A (en) * | 2016-12-02 | 2017-03-22 | 中国船舶重工集团公司第七〇九研究所 | Controllable topological structure for modularized high-voltage and high-capacity lithium battery pack |
| CN106532150B (en) * | 2016-12-02 | 2019-05-03 | 中国船舶重工集团公司第七一九研究所 | A kind of modular controllable topological structure of high-voltage large-capacity lithium battery group |
| CN108198975A (en) * | 2017-12-29 | 2018-06-22 | 科力远混合动力技术有限公司 | Battery modules stent, battery modules and battery pack |
| CN108198975B (en) * | 2017-12-29 | 2020-11-27 | 科力远混合动力技术有限公司 | Battery module support, battery module and battery package |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20170928 |
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| CF01 | Termination of patent right due to non-payment of annual fee |