CN210984836U - Battery with a battery cell - Google Patents
Battery with a battery cell Download PDFInfo
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- CN210984836U CN210984836U CN202020142768.3U CN202020142768U CN210984836U CN 210984836 U CN210984836 U CN 210984836U CN 202020142768 U CN202020142768 U CN 202020142768U CN 210984836 U CN210984836 U CN 210984836U
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- plate
- cover
- battery
- battery unit
- cover plate
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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 provides a battery, include: the battery pack comprises a lower pack cover, a battery unit, an upper pack cover, a front cover plate, a front guard plate, a rear cover plate, a rear guard plate and an end plate; the lower ladle cover, the upper ladle cover and the end plate are enclosed into a cavity structure, and the battery unit, the front cover plate, the front guard plate, the rear cover plate and the rear guard plate are all arranged in the cavity structure; the front cover plate and the front guard plate are sequentially arranged between the front side of the battery unit and the end plate, the rear cover plate and the rear guard plate are sequentially arranged between the rear side of the battery unit and the end plate, an isolation pad is arranged between the upper side of the battery unit and the upper covering cover, and heat-conducting glue is arranged between the lower side of the battery unit and the lower covering cover; the front cover plate and the rear cover plate are both provided with a bus plate, and the pole lugs of the battery units are connected with the bus plate. The utility model discloses a piece part kind is few, simple structure, and the modularization degree is high, easily assembles, is fit for transfer machine batch production.
Description
Technical Field
The utility model relates to an automobile power battery technical field especially relates to a battery.
Background
The electric automobile is an important development direction in the field of new energy automobiles, in order to guarantee sufficient endurance mileage, the electric automobile needs to be provided with a large number of battery modules, the battery modules are composed of a plurality of single battery cores, and in order to guarantee that each single body can work safely and reliably, factors such as structural strength of the modules, insulation protection of the batteries, thermal management of the batteries and expansion of the batteries need to be considered, so that the defects of multiple parts, complex structure, low grouping rate, low energy density, maintainability and the like also come with the battery modules.
SUMMERY OF THE UTILITY MODEL
Therefore, an object of the utility model is to provide a spare part kind is few, and simple to operate is swift, and fail safe nature is high, and the percentage of groups is high, changes in the battery of transfer machine production.
The utility model provides a battery, include: the battery pack comprises a lower pack cover, a battery unit, an upper pack cover, a front cover plate, a front guard plate, a rear cover plate, a rear guard plate and an end plate; the lower ladle cover, the upper ladle cover and the end plate are enclosed into a cavity structure, and the battery unit, the front cover plate, the front guard plate, the rear cover plate and the rear guard plate are all arranged in the cavity structure; the front cover plate and the front guard plate are sequentially arranged between the front side of the battery unit and the end plate, the rear cover plate and the rear guard plate are sequentially arranged between the rear side of the battery unit and the end plate, an isolation pad is arranged between the upper side of the battery unit and the upper covering cover, and heat-conducting glue is arranged between the lower side of the battery unit and the lower covering cover; the battery unit is connected with an information acquisition port which penetrates out of the cavity structure; the battery pack is characterized in that the front cover plate and the rear cover plate are both provided with a bus plate, the pole ear of the battery unit is connected with the bus plate, the bus plate is connected with a positive output port and a negative output port, and the positive output port and the negative output port penetrate out of the cavity structure. The utility model has the advantages of few types of used block parts, simple structure, high modularization degree, easy assembly and suitability for automatic line batch production; moreover, the utility model discloses the structure uses safety as the prerequisite, and the dual protective structure is adopted in many places, guarantees safe and reliable in the product life cycle.
Further, the battery unit comprises at least two electric core groups, a buffering heat insulation structure is arranged between every two adjacent electric core groups, and the electric core groups are fixed through bonding; the battery core group comprises at least two single battery cores, and the adjacent single battery cores are fixed through bonding.
Further, both side surfaces of the battery unit are provided with cushions.
Furthermore, the lower ladle cover is of a U-shaped structure, and reinforcing ribs are arranged on two side faces of the lower ladle cover.
Furthermore, the upper ladle cover is of a U-shaped structure, the upper edges of the two side faces of the lower ladle cover are provided with buckle structures, the lower edges of the two side faces of the upper ladle cover are provided with buckle holes, and the buckle structures are clamped in the buckle holes.
Further, the inner sides of the lower ladle cover and the lower ladle cover are provided with insulating protective layers.
Further, go up the be built by contract with still be provided with rectangular protruding structure on the length direction of the butt joint position of be built by contract down, rectangular protruding structural round hole that has.
Furthermore, protruding structures are arranged on the edges of the front side and the rear side of the upper ladle cover, the protruding structures are respectively connected with the front protection plate and the rear protection plate through fasteners, and through holes matched with the fasteners are formed in the protruding structures.
Furthermore, the convex structures on the two sides of the upper ladle cover are asymmetrically arranged.
Further, positive pole delivery outlet detachably is connected with the anodal protective cover, negative pole delivery outlet detachably is connected with the negative pole protective cover.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a view showing a structure of a battery;
fig. 2 shows an exploded view of a battery.
In the drawings are labeled:
1 lower ladle cover
2 Battery cell
3 front cover plate
4 front guard board
5 end plate
6 positive protective cover
7 negative pole protective cover
8 go up the ladle cover
9 fastener
10 insulating mat
11 information acquisition port
12 rear cover plate
13 rear guard board
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
An embodiment of the utility model provides a battery, as shown in fig. 1 and 2, include: the battery pack comprises a lower pack cover 1, a battery unit 2, an upper pack cover 8, a front cover plate 3, a front guard plate 4, a rear cover plate 12, a rear guard plate 13 and an end plate 5; the lower ladle cover 1, the upper ladle cover 8 and the end plate 5 enclose a cavity structure, and the battery unit 2, the front cover plate 3, the front guard plate 4, the rear cover plate 12 and the rear guard plate 13 are all arranged in the cavity structure; the front cover plate 3 and the front guard plate 4 are sequentially arranged between the front side of the battery unit 2 and the end plate 5, the rear cover plate 12 and the rear guard plate 13 are sequentially arranged between the rear side of the battery unit 2 and the end plate 5, the isolation pad 10 is arranged between the upper side of the battery unit 2 and the upper covering cap 8, and heat-conducting glue is arranged between the lower side of the battery unit 2 and the lower covering cap 1 and can play roles of heat conduction, bonding fixation, insulation and flame retardance; the battery unit 2 is connected with an information acquisition port 11, and the information acquisition port 11 penetrates out of the cavity structure; all be provided with the wiring board on front shroud 3 and the back shroud 12, battery unit 2's utmost point ear with the wiring board links to each other, and battery unit 2's utmost point ear carries out the electricity with the wiring board and is connected the series-parallel mode that can constitute the difference, the wiring board is connected with anodal delivery outlet 6 and negative pole delivery outlet 7, anodal delivery outlet 6 and negative pole delivery outlet 7 wear out the cavity structures. Preferably, 6 detachably of anodal delivery outlet are connected with the anodal protective cover, 7 detachably of negative pole delivery outlet are connected with the negative pole protective cover, optionally, anodal protective cover and negative pole protective cover are non-metallic, install through slide rail and buckle mode with apron plate 4. The utility model discloses a piece part kind is few, simple structure, and the modularization degree is high, easily assembles, is fit for transfer machine batch production.
The battery unit 2 comprises at least two electric core groups, a buffering heat insulation structure is arranged between every two adjacent electric core groups, and the electric core groups are fixed through bonding; the battery core group comprises at least two single battery cores, and the adjacent single battery cores are fixed through bonding. Preferably, the two side faces of the battery unit 2 are provided with the buffer pads, the buffer pads have compressible, insulating and flame retardant properties, can absorb the expansion of the battery core, and form insulating double protection with the inner insulating layer of the lower covering cap 1, and meanwhile, when the battery is in an extreme condition, thermal runaway can play a flame retardant role.
In one aspect of the embodiment of the present invention, the lower cover 1 is a U-shaped structure, and the two side surfaces of the lower cover 1 have reinforcing ribs. Two side surfaces of the lower ladle cover 1 are provided with reinforcing ribs to increase the strength and rigidity of parts, and meanwhile, certain space can be reserved for expansion of the battery unit 2 due to height difference generated by the reinforcing ribs. Alternatively, fixing holes are provided at both ends of the side of the lower bag cover 1 for fixing the front cover plate 3 and the rear cover plate 12. The heat-conducting glue thickness that sets up between lower be 1 and the battery unit 2 can be 0.2-1mm, the heat-conducting glue can be to lower be 1 to the heat transfer that battery unit 2 produced, thereby dispel the heat, the heat-conducting glue also has certain bonding strength simultaneously, can be fixed battery unit 2 in lower be 1, the heat-conducting glue still has insulating, fire-retardant function, can guarantee the withstand voltage safety of battery module, battery takes place thermal runaway under the extreme condition, can have certain inhibitory action. Preferably, the edge of the lower surface of the lower ladle cover 1 is symmetrically provided with a protrusion and a notch, the protrusion is used for being connected and fixed with the end plate 5, namely, the upper ladle cover 8, the lower ladle cover 1 and the end plate 5 form a metal frame as an outermost protection structure, other structures are arranged in the metal frame, and the notch is used for limiting the front cover plate 3 and the rear cover plate 12.
Further, the upper ladle cover 8 is of a U-shaped structure, the upper edges of the two side faces of the lower ladle cover 1 are provided with buckle structures, the lower edges of the two side faces of the upper ladle cover 8 are provided with buckle holes, and the buckle structures are clamped in the buckle holes. Optionally, the lower ladle cover 1 and the upper ladle cover 8 are both metal sheet metal parts, and the inner sides of the lower ladle cover 1 and the lower ladle cover 8 are both provided with an insulating protective layer. The insulating protective layer can be any structure which can play an insulating role, such as insulating paint, insulating film and the like. And the outer side of the upper surface of the upper ladle cover 8 is provided with a positive and negative pole identification and a module information identification area. Further preferably, the upper bag cover 8 and the lower bag cover 1 are provided with a long protruding structure in the length direction of the butt joint position, and the long protruding structure is provided with a round hole. After the upper bag cover 8 is fixed with 1 joint of lower bag cover, glue through the round hole to the protruding structural injection structure and fix, the connection of upper bag cover 8 and lower bag cover 1 is double insurance promptly, and the joint is fixed and sticky the connection is fixed, ensures module safe and reliable in whole life cycle.
The embodiment of the utility model provides an aspect, both sides edge all is provided with protruding structure around the upper bag lid 8, protruding structure pass through fastener 9 respectively with apron plate 4 links to each other with backplate 13, protruding structural have with fastener 9 assorted through-hole. Preferably, the convex structures on both sides of the upper ladle cover 8 are arranged asymmetrically. The offset convex structure is used for connecting the upper ladle cover 8 with the front protection plate 4 and the rear protection plate 13, and the asymmetric structure is an anti-misassembly structure, so that the mounting position can be ensured to be only fixed during assembly.
The information acquisition port 11 is used for acquiring the voltage and the temperature of the battery; the isolation pad 10 is arranged between the upper cover 8 and the battery unit 2, the isolation pad 10 is made of a non-metal material with compressible, heat-insulation, insulation and flame-retardant properties, and the lower surface of the isolation pad is provided with bonding glue and connected with the battery unit 2.
In a specific embodiment of the present invention, the front cover plate 3 is made of a non-metal material, and is provided with a bus board, a positive output port 6 and a negative output port 7, wherein the bus board, the positive output port 6 and the negative output port 7 are all fixed with the front cover plate 3 to form an integral piece, and the fixing manner with the front cover plate 3 can be any form such as bolt connection, buckle connection, hot melt connection, etc. The front cover plate 3 is also provided with two types of buckles, one type of buckle is used for being connected with the fixing holes on the two side surfaces of the lower ladle cover 1, and the other type of buckle is used for being connected with the front guard plate 4; the back cover plate 12 is also made of non-metal material and is provided with a bus board, wherein the bus board and the back cover plate 12 are fixed together to form an integral piece, and the fixing mode of the bus board and the front cover plate 3 can be any mode such as bolt connection, buckle connection, hot melt connection and the like. The rear cover plate 12 is also provided with two types of buckles, one type of buckle is used for being connected with the fixing holes on the two side faces of the lower ladle cover 1, and the other type of buckle is used for being connected with the rear guard plate 13. The lower extreme of front shroud 3 and back shroud 12 all is provided with the boss, and the upper end all is provided with the step, and the boss is used for carrying out the joint location with the opening of lower surface of lower be built by contract 1, and the step is used for carrying out spacing fixed with last be built by contract 8. Front guard plate 4 and backplate 13 are non-metallic material for insulating protection and structure are strengthened, pass through the buckle with front shroud 3, backplate 12 respectively and are connected, all pre-buried on front shroud 3 and the backplate 12 have the nut to be used for being connected fixedly with upper cover 8, still are provided with the arch on front shroud 3 and the backplate 12, are used for fixed with end plate 5, in order to improve the structural strength of battery. The utility model discloses the structure uses safety as the prerequisite, and the dual protective structure is adopted in many places, guarantees safe and reliable in the product life cycle, and module group rate can reach 90%, and module group rate improves by a wide margin.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A battery, comprising:
the battery pack comprises a lower pack cover, a battery unit, an upper pack cover, a front cover plate, a front guard plate, a rear cover plate, a rear guard plate and an end plate;
the lower ladle cover, the upper ladle cover and the end plate are enclosed into a cavity structure, and the battery unit, the front cover plate, the front guard plate, the rear cover plate and the rear guard plate are all arranged in the cavity structure; the front cover plate and the front guard plate are sequentially arranged between the front side of the battery unit and the end plate, the rear cover plate and the rear guard plate are sequentially arranged between the rear side of the battery unit and the end plate, an isolation pad is arranged between the upper side of the battery unit and the upper covering cover, and heat-conducting glue is arranged between the lower side of the battery unit and the lower covering cover;
the battery unit is connected with an information acquisition port which penetrates out of the cavity structure; the battery pack is characterized in that the front cover plate and the rear cover plate are both provided with a bus plate, the pole ear of the battery unit is connected with the bus plate, the bus plate is connected with a positive output port and a negative output port, and the positive output port and the negative output port penetrate out of the cavity structure.
2. The battery of claim 1,
the battery unit comprises at least two electric core groups, and a buffer heat insulation structure is arranged between every two adjacent electric core groups and is fixed through bonding; the battery core group comprises at least two single battery cores, and the adjacent single battery cores are fixed through bonding.
3. The battery of claim 1,
and cushion pads are arranged on two side surfaces of the battery unit.
4. The battery of claim 1,
the lower ladle cover is of a U-shaped structure, and reinforcing ribs are arranged on two side faces of the lower ladle cover.
5. The battery of claim 4,
the upper ladle cover is of a U-shaped structure, the upper edges of the two side faces of the lower ladle cover are provided with buckle structures, the lower edges of the two side faces of the upper ladle cover are provided with buckle holes, and the buckle structures are clamped in the buckle holes.
6. A battery according to claim 5,
and the inner sides of the lower ladle cover and the lower ladle cover are both provided with insulating protective layers.
7. A battery according to claim 5,
go up the be built by contract with still be provided with rectangular protruding structure on the length direction of the butt joint position of be built by contract down, rectangular protruding structural round hole that has.
8. The battery of claim 1,
protruding structures are arranged on the edges of the front side and the rear side of the upper ladle cover, the protruding structures are respectively connected with the front protection plate and the rear protection plate through fasteners, and through holes matched with the fasteners are formed in the protruding structures.
9. The battery of claim 1,
the convex structures on the two sides of the upper ladle cover are arranged asymmetrically.
10. The battery according to any one of claims 1 to 9,
anodal delivery outlet detachably is connected with the anodal protective cover, negative pole delivery outlet detachably is connected with the negative pole protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020142768.3U CN210984836U (en) | 2020-01-22 | 2020-01-22 | Battery with a battery cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020142768.3U CN210984836U (en) | 2020-01-22 | 2020-01-22 | Battery with a battery cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210984836U true CN210984836U (en) | 2020-07-10 |
Family
ID=71439248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020142768.3U Active CN210984836U (en) | 2020-01-22 | 2020-01-22 | Battery with a battery cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210984836U (en) |
-
2020
- 2020-01-22 CN CN202020142768.3U patent/CN210984836U/en active Active
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