CN210272493U - New forms of energy lithium ion power battery module - Google Patents
New forms of energy lithium ion power battery module Download PDFInfo
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- CN210272493U CN210272493U CN201921663702.2U CN201921663702U CN210272493U CN 210272493 U CN210272493 U CN 210272493U CN 201921663702 U CN201921663702 U CN 201921663702U CN 210272493 U CN210272493 U CN 210272493U
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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 new forms of energy power battery technical field discloses a new forms of energy lithium ion power battery module, which comprises an upper bracket, the lower carriage, a plurality of cylinder electricity cores, go up the nickel row, nickel row and heating film down, the lock can be dismantled to upper bracket and lower carriage and be connected, and form a holding cavity, a plurality of cylinder electricity cores all set up in the holding cavity, it establishes on the back of the body lateral wall of upper bracket to go up the nickel row lid, the nickel row lid is established on the back of the body lateral wall of lower carriage down, and go up the nickel row and be connected with a plurality of cylinder electricity core electricity respectively with lower nickel row, a plurality of cylinder electricity cores are the multirow and arrange the setting, the heating film twines in the clearance between per two rows of cylinder electricity cores in proper order and sets up, and the heating film respectively with the periphery. The technical scheme of the utility model can heat electric core under the low temperature operating mode, guarantee the life of battery module, and be convenient for assemble, the security and the reliability of battery module are high, and the practicality is strong.
Description
Technical Field
The utility model relates to a new forms of energy power battery technical field, in particular to new forms of energy lithium ion power battery module.
Background
The current global automotive industry faces significant challenges with energy and environmental issues; pure electric vehicles with high energy utilization rate and no environmental pollution increasingly become the development direction of the automobile industry in the future. As a core component of the pure electric vehicle, the performance of the power battery directly influences the overall performance of the pure electric vehicle. In order to meet the endurance mileage requirement of the electric automobile and reach the preset voltage and capacity, a plurality of lithium ion batteries are required to be connected in series or in parallel to form a power battery module.
However, in the new energy electric vehicle, under a low-temperature environment (such as-20 ℃), the lithium ion power battery has two problems, namely, the battery has extremely poor discharge capacity at a low temperature, and the driving capability of the vehicle is greatly reduced even under a full-electricity condition; in addition, low-temperature charging is considered to be the fastest way to reduce the service life of the power battery. At low temperature, the conductivity of the charged ions inside the battery is poor, and the transfer and embedding capacity of charges inside the structure of the negative electrode material is also poor. If normal current charging is carried out at low temperature, a large amount of lithium ions are accumulated on the surface of the negative electrode and cannot be embedded, and the lithium ions are deposited on the surface of the electrode after being obtained by various ways to form lithium elementary substance accumulation; lithium metal is very easy to have the phenomenon of uneven crystal growth, and when dendrites grow to a sufficient scale, the dendrites can pierce through a diaphragm, so that direct communication between a positive electrode and a negative electrode is caused to form an internal short circuit. In a word, the consequence is very serious when the electric automobile is started at low temperature, so that the power battery is heated before starting, and the assembly of the battery module structure wastes time and labor and has low efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a new forms of energy lithium ion power battery module, aim at solving current power battery module life weak point under low temperature environment, assemble complicated technical problem.
In order to achieve the purpose, the utility model provides a new forms of energy lithium ion power battery module, including upper bracket, lower carriage, a plurality of cylinder electricity core, go up nickel row, lower nickel row and heating film, the lock connection can be dismantled to upper bracket and lower carriage to form a holding cavity, and is a plurality of cylinder electricity core all sets up in the holding cavity, it establishes to go up nickel row lid on the back of the body lateral wall of upper bracket, nickel row lid is established down on the back of the body lateral wall of lower carriage, just it is respectively with a plurality of with lower nickel row to go up nickel row cylinder electricity core electricity is connected, and is a plurality of cylinder electricity core is the multirow and arranges the setting, the heating film twines in per two rows in proper order set up in the clearance between the cylinder electricity core, just the heating film respectively with a plurality of the periphery wall butt of cylinder electricity core.
Furthermore, the inner bottoms of the upper support and the lower support are correspondingly concavely provided with a plurality of battery cell mounting grooves respectively, the two ends of each cylindrical battery cell are embedded in the battery cell mounting grooves respectively, electrode connecting holes are formed in the bottoms of the battery cell mounting grooves in a concave mode, the upper nickel bar and the lower nickel bar are provided with electrode plates in one-to-one correspondence to the electrode connecting holes, and the electrode plates are electrically connected with the cylindrical battery cells respectively.
Furthermore, waist-shaped holes are respectively formed in the front end portions of the upper nickel row and the lower nickel row, screw holes are respectively formed in the front end walls of the upper support and the lower support, and the upper nickel row and the lower nickel row are fixedly connected with the upper support and the lower support through the waist-shaped holes and the screw holes respectively.
Furthermore, the back side walls of the upper support and the lower support are respectively provided with a plurality of first heat dissipation holes, the heat dissipation holes are respectively positioned between the two battery cell installation grooves, and the upper nickel bar and the lower nickel bar are respectively provided with second heat dissipation holes in one-to-one correspondence with the first heat dissipation holes.
Furthermore, a plurality of positioning columns are respectively convexly arranged on the back side walls of the upper support and the lower support, and the plurality of positioning columns are respectively inserted into the second heat dissipation holes.
Furthermore, the periphery of the lower support is provided with a plurality of clamping hooks, the periphery of the upper support is provided with clamping holes in one-to-one correspondence with the clamping hooks, the clamping hooks are respectively in clamping connection with the clamping holes, and the upper support and the lower support are detachably and fixedly connected through the clamping hooks and the clamping holes.
Furthermore, a plurality of upper connecting sleeves are convexly arranged on the inner bottom wall of the upper support, a plurality of lower connecting sleeves which correspond to the upper connecting sleeves one to one are convexly arranged on the inner bottom wall of the lower support, slots are formed in the lower end portions of the upper connecting sleeves, inserting portions are formed in the upper end portions of the lower connecting sleeves, and the inserting portions are respectively inserted into the slots.
Further, the heating film comprises a conductive heating element and an insulating layer coated on the conductive heating element, the conductive heating element adopts a carbon nano tube, and the insulating layer adopts a high-molecular insulating material.
Further, still include and gather the apron, gather apron detachable setting in the front end wall of upper bracket and lower carriage.
Further, the cylindrical battery cells are 18650 cylindrical lithium ion batteries, and the number of the cylindrical battery cells is 56.
Adopt the technical scheme of the utility model, following beneficial effect has: the technical proposal of the utility model is that the upper bracket and the lower bracket are detachably buckled and connected to form a holding cavity, a plurality of cylindrical electric cores are arranged in the holding cavity, the upper nickel row cover is arranged on the back side wall of the upper bracket, the lower nickel row cover is arranged on the back side wall of the lower bracket, the upper nickel row and the lower nickel row are respectively electrically connected with the plurality of cylindrical electric cores, the plurality of cylindrical electric cores are arranged in a plurality of rows, the heating film is sequentially wound in the gap between every two rows of cylindrical electric cores and is respectively abutted against the peripheral walls of the plurality of cylindrical electric cores, the cylindrical electric cores are uniformly heated by the heating film, the electric cores are conveniently heated under the low-temperature working condition, the service life of the battery module is ensured, the structure is compact, the upper bracket and the lower bracket are fixedly connected by the buckle, the assembly is simple and fast, the electric cores are fixed by the upper bracket and the lower bracket, the movement of the cylinders along the arranging, the safety and the reliability of the battery module are improved, and the practicability is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of a new energy lithium ion power battery module according to an embodiment of the present invention;
fig. 2 is a schematic view of an exploded structure of a new energy lithium ion power battery module according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an upper bracket and a lower bracket of a new energy lithium ion power battery module according to an embodiment of the present invention;
fig. 4 is a schematic view of an assembly structure of a cylindrical battery cell and a heating film of a new energy lithium ion power battery module according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a cylindrical battery cell and a heating film of a new energy lithium ion power battery module according to an embodiment of the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a new forms of energy lithium ion power battery module.
As shown in fig. 1 to 5, in an embodiment of the present invention, the new energy lithium ion power battery module includes an upper frame 100, a lower frame 200, a plurality of cylindrical battery cells 300, an upper nickel row 400, a lower nickel row 500, and a heating film 600, wherein the upper frame 100 and the lower frame 200 are detachably fastened, and forms an accommodating cavity in which a plurality of the cylindrical cells 300 are all disposed, the upper nickel row 400 is covered on the back side wall of the upper bracket 100, the lower nickel row 500 is covered on the back side wall of the lower bracket 200, the upper nickel bar 400 and the lower nickel bar 500 are electrically connected to the plurality of cylindrical battery cells 300, respectively, the plurality of cylindrical battery cells 300 are arranged in multiple rows, the heating film 600 is sequentially wound in the gap between every two rows of the cylindrical battery cells 300, and the heating film 600 is respectively abutted to the outer peripheral walls of the plurality of cylindrical cells 300.
Specifically, the inner bottoms of the upper support 100 and the lower support 200 are respectively and oppositely provided with a plurality of battery cell installation grooves (101, 201) in a concave manner, two ends of the cylindrical battery cell 300 are respectively embedded in the battery cell installation grooves (101, 201) and are provided with electrode connection holes (102, 202) in a concave manner, the bottom of each battery cell installation groove (101, 201) is provided with electrode plates (401, 501) corresponding to the electrode connection holes (102, 202) in a one-to-one manner, and the electrode plates (401, 501) are respectively and electrically connected with the cylindrical battery cells 300.
Specifically, waist-shaped holes (402, 502) are respectively formed in the front end portions of the upper nickel row 400 and the lower nickel row 500, screw holes (103, 203) are respectively formed in the front end walls of the upper bracket 100 and the lower bracket 200, and the upper nickel row 400 and the lower nickel row 500 are fixedly connected with the upper bracket 100 and the lower bracket 200 through the waist-shaped holes (402, 502) and the screw holes (103, 203), respectively.
Specifically, the back side walls 200 of the upper bracket 100 and the lower bracket 200 are respectively provided with a plurality of first heat dissipation holes (104, 204), and the heat dissipation holes (103, 203) are respectively located between the two battery cell installation grooves (101, 201), the upper nickel row 400 and the lower nickel row 500 are respectively provided with second heat dissipation holes (403, 503) corresponding to the first heat dissipation holes (104, 204) one by one, the second heat dissipation holes (403, 503) are respectively communicated with the first heat dissipation holes (104, 204), the side walls of the upper bracket 100 and the lower bracket 200 are respectively provided with third heat dissipation holes (105, 205), and the ventilation and heat dissipation performance of the battery module is improved.
Specifically, positioning columns (106, 206) are respectively protruded from back side walls of the upper bracket 100 and the lower bracket 200, and the positioning columns (106, 206) are respectively inserted into the second heat dissipation holes (403, 503).
Specifically, the periphery of the lower support 200 is provided with a plurality of hooks 207, the periphery of the upper support 100 is provided with fastening holes 107 corresponding to the hooks 207 one to one, the hooks 207 are respectively fastened and connected with the fastening holes 107, and the upper support 100 and the lower support 200 are detachably and fixedly connected through the hooks 207 and the fastening holes 107.
Specifically, a plurality of upper connecting sleeves 108 are convexly arranged on the inner bottom wall of the upper support 100, a plurality of lower connecting sleeves 208 which are in one-to-one correspondence with the upper connecting sleeves 108 are convexly arranged on the inner bottom wall of the lower support 200, slots 1081 are respectively arranged at the lower end portions of the upper connecting sleeves 108, insertion portions 2081 are respectively arranged at the upper end portions of the lower connecting sleeves 208, and the insertion portions 2081 are respectively inserted into the slots 1081.
Specifically, the heating film 600 includes a conductive heating element and an insulating layer coated on the conductive heating element, and the conductive heating element is a carbon nanotube, which is light, thin and flexible, and can be adhered to the surface of the cylindrical electrical core through an adhesive layer, so as to facilitate the arrangement and installation of the cylindrical electrical core, and the electrical core is heated through the far infrared radiation of the carbon nanotube, so that the heating efficiency is high, and no electromagnetic radiation interference exists; the insulating layer adopts polymer insulating material, and the high efficiency and the good space utilization effect of heating film for the electric heat membrane has very big advantage in the very limited power battery package in space, and its heating power relies on voltage regulation, and adjustable range is very wide, heats the electric core under the low temperature operating mode of being convenient for of heating film, guarantees the life of battery module.
Specifically, the collecting cover plate 700 is further included, and the collecting cover plate 700 is detachably arranged on the front end walls of the upper bracket 100 and the lower bracket 200.
Specifically, the cylindrical battery cells 300 are 18650 cylindrical lithium ion batteries, and the number of the cylindrical battery cells 300 is 56, and the battery modules are formed by series-parallel connection.
Specifically, the utility model is connected by the upper bracket and the lower bracket which can be disassembled and buckled, and forms a holding cavity, a plurality of cylindrical electric cores are arranged in the holding cavity, the upper nickel row cover is arranged on the back side wall of the upper bracket, the lower nickel row cover is arranged on the back side wall of the lower bracket, and the upper nickel row and the lower nickel row are respectively electrically connected with the plurality of cylindrical electric cores, the plurality of cylindrical electric cores are arranged in a plurality of rows, the heating films are sequentially wound in the gaps between every two rows of cylindrical electric cores and are respectively abutted with the peripheral walls of the plurality of cylindrical electric cores, the cylindrical electric cores are uniformly heated by the heating films, the electric cores are conveniently heated under the low-temperature working condition, the service life of the battery module is ensured, the structure is compact, the upper bracket and the lower bracket are fixedly connected by the buckles, the assembly is simple and rapid, the cylindrical electric cores are fixed by the upper bracket and the lower bracket, the movement of the, the safety and the reliability of the battery module are improved, and the practicability is high.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. The utility model provides a new forms of energy lithium ion power battery module, its characterized in that includes upper bracket, lower carriage, a plurality of cylinder electricity core, goes up nickel row, nickel row and heating film down, the lock connection can be dismantled to upper bracket and lower carriage to form a holding cavity, and is a plurality of cylinder electricity core all sets up in the holding cavity, it establishes to go up nickel row lid on the back of the body lateral wall of upper bracket, nickel row lid is established down on the back of the body lateral wall of lower carriage, just it arranges with a plurality of respectively with lower nickel to go up nickel the cylinder electricity is connected, and is a plurality of cylinder electricity core is the multirow and arranges the setting, the heating film twines in per two rows in the clearance between the cylinder electricity core in proper order, just the heating film respectively with a plurality of the butt of cylinder electricity core periphery wall.
2. The new energy lithium ion power battery module according to claim 1, wherein a plurality of battery cell mounting grooves are oppositely and concavely formed in the inner bottoms of the upper support and the lower support, two ends of a plurality of cylindrical battery cells are respectively embedded in the battery cell mounting grooves, electrode connecting holes are concavely formed in the bottoms of the battery cell mounting grooves, electrode plates corresponding to the electrode connecting holes in a one-to-one manner are respectively arranged on the upper nickel bar and the lower nickel bar, and the electrode plates are respectively electrically connected with the plurality of cylindrical battery cells.
3. The new energy lithium ion power battery module as claimed in claim 2, wherein the front end portions of the upper nickel row and the lower nickel row are respectively provided with a kidney-shaped hole, the front end walls of the upper bracket and the lower bracket are respectively provided with a screw hole, and the upper nickel row and the lower nickel row are respectively fixedly connected with the upper bracket and the lower bracket through the kidney-shaped hole and the screw hole.
4. The new-energy lithium-ion power battery module as claimed in claim 2, wherein the back walls of the upper and lower frames are respectively provided with a plurality of first heat dissipation holes, the heat dissipation holes are respectively located between the two battery cell installation grooves, and the upper and lower nickel bars are respectively provided with second heat dissipation holes corresponding to the first heat dissipation holes.
5. The new-energy lithium-ion power battery module as claimed in claim 4, wherein a plurality of positioning posts are respectively protruded from the back side walls of the upper and lower frames, and the positioning posts are respectively inserted into the second heat dissipation holes.
6. The new-energy lithium-ion power battery module as claimed in claim 1, wherein the lower bracket has a plurality of hooks at its periphery, the upper bracket has fastening holes at its periphery corresponding to the hooks one-to-one, the hooks are respectively fastened to the fastening holes, and the upper and lower brackets are detachably and fixedly connected through the hooks and the fastening holes.
7. The new-energy lithium-ion power battery module as claimed in claim 1, wherein a plurality of upper connection sleeves are convexly provided on the inner bottom wall of the upper bracket, a plurality of lower connection sleeves corresponding to the upper connection sleeves one by one are convexly provided on the inner bottom wall of the lower bracket, slots are respectively provided on the lower ends of the upper connection sleeves, and insertion portions are respectively provided on the upper ends of the lower connection sleeves, and the insertion portions are respectively inserted into the slots.
8. The new energy lithium ion power battery module as claimed in claim 1, wherein the heating film comprises a conductive heating element and an insulating layer coated on the conductive heating element, the conductive heating element is made of carbon nanotubes, and the insulating layer is made of a polymer insulating material.
9. The new energy lithium ion power battery module as claimed in claim 1, further comprising a collection cover plate detachably disposed on the front end walls of the upper and lower brackets.
10. The new energy lithium ion power battery module as claimed in claim 1, wherein the cylindrical cells are 18650 cylindrical lithium ion batteries, and the number of the cylindrical cells is 56.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663702.2U CN210272493U (en) | 2019-09-30 | 2019-09-30 | New forms of energy lithium ion power battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921663702.2U CN210272493U (en) | 2019-09-30 | 2019-09-30 | New forms of energy lithium ion power battery module |
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| Publication Number | Publication Date |
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| CN210272493U true CN210272493U (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921663702.2U Active CN210272493U (en) | 2019-09-30 | 2019-09-30 | New forms of energy lithium ion power battery module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112768818A (en) * | 2020-12-28 | 2021-05-07 | 中天储能科技有限公司 | Battery packaging structure and integrated energy storage system |
| CN113285153A (en) * | 2021-07-22 | 2021-08-20 | 深圳市沃尔德电子有限公司 | Battery device of scooter and battery box thereof |
-
2019
- 2019-09-30 CN CN201921663702.2U patent/CN210272493U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112768818A (en) * | 2020-12-28 | 2021-05-07 | 中天储能科技有限公司 | Battery packaging structure and integrated energy storage system |
| CN113285153A (en) * | 2021-07-22 | 2021-08-20 | 深圳市沃尔德电子有限公司 | Battery device of scooter and battery box thereof |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221206 Address after: 518000 1709, Office Building 3B, Vanke Times Square, No. 85, Longcheng Avenue, Shangjing Community, Longcheng Street, Longgang District, Shenzhen, Guangdong Patentee after: Corvette energy (Shenzhen) Co.,Ltd. Address before: Room 2304-3, block B, wisdom home, 76 Baohe Avenue, Baolong community, Baolong street, Longgang District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN YOTRIKO NEW ENERGYTECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |