CN209947897U - Fixed box body for accommodating lithium ion power battery - Google Patents

Fixed box body for accommodating lithium ion power battery Download PDF

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Publication number
CN209947897U
CN209947897U CN201920563508.0U CN201920563508U CN209947897U CN 209947897 U CN209947897 U CN 209947897U CN 201920563508 U CN201920563508 U CN 201920563508U CN 209947897 U CN209947897 U CN 209947897U
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China
Prior art keywords
shell
fixed
power battery
ion power
upper cover
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Active
Application number
CN201920563508.0U
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Chinese (zh)
Inventor
方文力
孙立静
陈熙
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Zhejiang Kandi Smart Battery Swap Technology Co Ltd
Original Assignee
Jinhua Rely On Power Technology Co Ltd
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Priority to CN201920563508.0U priority Critical patent/CN209947897U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model discloses a fixed box for accommodating lithium ion power battery, which comprises a box body for accommodating lithium ion power battery, the box body comprises a shell and an upper cover connected with the shell, a sealing ring for enhancing air tightness is arranged between the shell and the upper cover, an explosion-proof valve is arranged on the side surface of the shell, an M5 welding nut I is arranged on the outer frame of the shell at every 100 mm interval, and the shell, the upper cover and the sealing ring between the shell and the upper cover are sealed and fixed through the matching of the M5 welding nut I and a screw; the frame is provided with M5 welded nut II in the casing, fixes battery module through M5 welded nut II and screw matching, the oblique side of casing is provided with manual maintenance switch. The utility model discloses a through set up the sealed fixed of combination of M5 welded nut I and screw, sealing washer, upper cover on the casing frame, air tightness performance is outstanding, and the inspection barrier propterty that dispatches from the factory can reach IP67, effectively improves vehicle operational environment, extension battery life makes vehicle operational property more superior.

Description

Fixed box body for accommodating lithium ion power battery
Technical Field
The utility model relates to the technical field of batteries, in particular to hold lithium ion power battery's fixed box.
Background
At present, under the influence of the development of new energy automobile industry, the integration demand of a lithium ion power storage battery system is gradually increased, and the development of the lithium ion power storage battery system for automobiles has a higher market prospect. However, the tightness of the battery box is not good enough, and a battery system is easily affected with damp in the running process of a vehicle provided with the lithium ion power battery, particularly in rainy and snowy days or in an air humid environment, so that the service life of the battery is greatly shortened, and meanwhile, the potential safety hazard of the vehicle is increased.
Therefore, there is a need for an improved fixed box in the prior art to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a fixed casing for accommodating a lithium ion power battery, wherein the casing has excellent air tightness by arranging M5 welded nut i on the frame of the casing to be sealed and fixed with the combination of a screw, a sealing ring and an upper cover, and the factory inspection protective performance can reach IP 67; effectively improves the running environment of the vehicle, prolongs the service life of the battery and leads the running performance of the vehicle to be more excellent. The method is realized by the following technical scheme:
the utility model discloses a hold fixed box of lithium ion power battery, including the box that is used for holding lithium ion power battery, the box includes casing and the upper cover that the casing is connected, has the sealing washer that strengthens gas tightness ability between casing and the upper cover, the casing side is provided with explosion-proof valve, the casing outline sets up an M5 welded nut I every interval 100 millimeters, seals through M5 welded nut I and screw matching to casing, upper cover and the sealing washer between casing and the upper cover and fixes; the frame is provided with M5 welded nut II in the casing, fixes battery module through M5 welded nut II and screw matching, the oblique side of casing is provided with manual maintenance switch.
Further, be provided with whole car fixed bolster on the casing outer wall, whole car fixed bolster includes and carries out whole car fixed bolster I, whole car fixed bolster II fixed with the vehicle, whole car fixed bolster I is fixed in the automobile body through the screw that uses phi 11 in through-hole I, whole car fixed bolster II is fixed in the automobile body through the screw that uses phi 15 in through-hole II, the tip of whole car fixed bolster I is equipped with M6 clamping screw, utilizes M6 clamping screw to fix high-pressure pencil and low pressure pencil.
Further, be provided with in the casing and be used for components and parts mount, connector mounting hole, main LECU system fixed bolster, follow LECU system fixed bolster, heating element mounted position, high-voltage component on the components and parts mount includes direct current contactor and shunt.
Further, the direct current contactor and the component fixing frame are fixed through at least two M8 outer hexagonal combined screws, and the left end and the right end of the shunt are fixed on the component fixing frame through the M8 outer hexagonal combined screws and the insulating columns.
Furthermore, shunt top right side and direct current contactor top left side are connected through the connection piece, both ends are fixed in shunt, direct current contactor top through M8 outer hexagonal combination screw and contactor from taking M8 combination screw respectively about the connection piece.
The utility model has the advantages that: the utility model discloses a hold lithium ion power battery's fixed box, through set up M5 welded nut I on the casing frame and sealed fixed with the combination of screw, sealing washer, upper cover, the air tightness performance is outstanding, and the inspection protective properties that dispatches from the factory can reach IP67, effectively improves vehicle operating environment, prolongs battery life, makes vehicle operating performance more superior; the battery module, the LECU system, the heating system, the high-voltage assembly and other electric devices are fixed through the support arranged in the shell and the M5 welding nut, so that the battery and the electric devices are prevented from falling off due to shaking of the vehicle in the running process of the vehicle; through the manual maintenance switch that sets up in the oblique side of casing, when dismantling the battery package, break off manual maintenance switch earlier, accomplish the power-off protection. Other advantageous effects of the present invention will be further explained in the following embodiments.
Drawings
The invention will be further described with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the case of the present invention;
FIG. 2 is a top cover of the present invention connected to the housing;
FIG. 3 is a front view of the distribution of the circuit devices inside the case of the present invention;
FIG. 4 is a top view of the distribution of the circuit devices inside the case of the present invention;
fig. 5 is a left side view of the distribution of the circuit devices inside the box body of the present invention.
Illustration of the drawings: 1. a box body; 2. an explosion-proof valve; m5 welding a nut I; m5 welding a nut II; 5. a whole vehicle fixing bracket I; 6. a whole vehicle fixing bracket II; 7. a heating assembly mounting location; 8. a main LECU system fixing support; 9. a connector mounting hole; 10. a component fixing frame; 11. a slave LECU system securing bracket; a manual service switch; 13. a through hole I; 14. a through hole II; m6 set screw; 16. a DC contactor; 17, an insulating column; 18. a flow divider; 19. connecting sheets; 20. the contactor is provided with an M8 combination screw; m8 outer hexagonal combination screw.
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 work belong to the protection scope of the present invention.
It should be noted that, in the present invention, the terms "top end of the device, bottom end of the device, left end of the device, right end of the device" and the like represent the concept of orientation, and are described in patent documents for convenience.
As shown in fig. 1-5: the fixed shell for accommodating the lithium ion power battery in the embodiment comprises a box body 1 for accommodating the lithium ion power battery, wherein the box body 1 comprises a shell body and an upper cover connected with the shell body, a sealing ring for enhancing the air tightness is arranged between the shell body and the upper cover, an explosion-proof valve 2 is arranged on the side face of the shell body, an M5 welding nut I3 is arranged at the interval of 100 mm on the outer frame of the shell body, and the shell body, the upper cover and the sealing ring between the shell body and the upper cover are sealed and fixed by matching the M5 welding nut I3 with screws; the frame is provided with M5 welded nut II 4 in the casing, fixes battery module through M5 welded nut II 4 and screw matching, the oblique side of casing is provided with manual maintenance switch.
Be provided with whole car fixed bolster on the casing outer wall, whole car fixed bolster includes and carries out fixed whole car fixed bolster I5, whole car fixed bolster II 6 with the vehicle, whole car fixed bolster I5 is fixed in the automobile body through the screw that uses phi 11 in through-hole I13, whole car fixed bolster II 6 is fixed in the automobile body through the screw that uses phi 15 in through-hole II 14, the tip of whole car fixed bolster I5 is equipped with M6 clamping screw 15, utilizes M6 clamping screw 15 to fix high-pressure pencil and low pressure pencil.
Be provided with in the casing and be used for components and parts mount 10, connector mounting hole 9, main LECU system fixed bolster 8, follow LECU system fixed bolster 11, heating element mounted position 7, high-voltage component on the components and parts mount includes direct current contactor 16 and shunt 18.
The box body 1 and the component fixing frame 10 are both made of cold-rolled sheets, and the cold-rolled sheets are made at normal temperature and have good surface quality, so that the cold-rolled sheets do not generate iron scales through electrophoretic plastic spraying, and the insulating property is improved. The M5 welding nut I is arranged on the frame of the shell and is sealed and fixed with the combination of the screw, the sealing ring and the upper cover, so that the air tightness is excellent, the delivery inspection protective performance can reach IP67, the vehicle operation environment is effectively improved, the service life of a battery is prolonged, and the vehicle operation performance is more excellent; the electric devices are arranged side by side, and are sequentially arranged in the position of the battery module, the position of the slave LECU system and the position of the battery module from top to bottom, and finally are the electric devices arranged side by side with the heating assembly.
In this embodiment, the dc contactor 16 and the component fixing frame 10 are fixed by at least two M8 external hexagonal combination screws 21, and the left and right ends of the shunt 18 are fixed to the component fixing frame 10 by M8 external hexagonal combination screws 21 and the insulating column 17.
The right side of the top end of the shunt 18 is connected with the left side of the top end of the direct current contactor 16 through a connecting piece 19, and the left end and the right end of the connecting piece 19 are respectively fixed to the top ends of the shunt 18 and the direct current contactor 16 through an M8 outer hexagonal combined screw 21 and a contactor self-contained M8 combined screw 20.
The heating component mounting position 7, the main LECU system fixing support 8, the connector mounting hole 9, the component fixing support 10 and the auxiliary LECU system fixing support 11 are used for fixing corresponding electric devices, and combined screws for fixing the electric devices are mostly M4X 12mm 8.8-grade hardness, M5X 16 specification 8.8-grade hardness groove grooves, M6X 10 specification 8.8-grade and M5 specification 8.8-grade groove grooves. The connecting piece 19 is made of red copper tinning, the red copper tinning is not affected, and the surface color is bright and attractive.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, the present invention is described in detail with reference to the preferred embodiments, and those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (5)

1. The utility model provides a hold lithium ion power battery's fixed box which characterized in that: the lithium ion power battery box comprises a box body for accommodating a lithium ion power battery, wherein the box body comprises a shell and an upper cover connected with the shell, a sealing ring for enhancing the air tightness is arranged between the shell and the upper cover, an explosion-proof valve is arranged on the side surface of the shell, an M5 welding nut I is arranged on the outer frame of the shell at an interval of 100 mm, and the shell, the upper cover and the sealing ring between the shell and the upper cover are sealed and fixed through the matching of the M5 welding nut I and a screw; the frame is provided with M5 welded nut II in the casing, fixes battery module through M5 welded nut II and screw matching, the oblique side of casing is provided with manual maintenance switch.
2. The stationary box for housing a lithium-ion power battery as in claim 1, wherein: be provided with whole car fixed bolster on the casing outer wall, whole car fixed bolster includes and carries out whole car fixed bolster I, whole car fixed bolster II fixed with the vehicle, whole car fixed bolster I is fixed in the automobile body through the screw that uses phi 11 in through-hole I, whole car fixed bolster II is fixed in the automobile body through the screw that uses phi 15 in through-hole II, the tip of whole car fixed bolster I is equipped with M6 clamping screw, utilizes M6 clamping screw to fix high-pressure pencil and low pressure pencil.
3. The stationary box for housing a lithium-ion power battery as in claim 2, wherein: be provided with in the casing and be used for components and parts mount, connector mounting hole, main LECU system fixed bolster, follow LECU system fixed bolster, heating element mounted position, high-voltage component on the components and parts mount includes direct current contactor and shunt.
4. The stationary box for housing a lithium-ion power battery as in claim 3, wherein: the direct current contactor is fixed with the component fixing frame through at least two M8 outer hexagonal combined screws, and the left end and the right end of the shunt are fixed on the component fixing frame through the M8 outer hexagonal combined screws and the insulating columns.
5. The stationary box for housing a lithium-ion power battery as in claim 4, wherein: the right side of the top end of the shunt is connected with the left side of the top end of the direct current contactor through a connecting sheet, and the left end and the right end of the connecting sheet are fixed to the top ends of the shunt and the direct current contactor through M8 outer hexagonal combined screws and M8 combined screws of the contactor.
CN201920563508.0U 2019-04-24 2019-04-24 Fixed box body for accommodating lithium ion power battery Active CN209947897U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920563508.0U CN209947897U (en) 2019-04-24 2019-04-24 Fixed box body for accommodating lithium ion power battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920563508.0U CN209947897U (en) 2019-04-24 2019-04-24 Fixed box body for accommodating lithium ion power battery

Publications (1)

Publication Number Publication Date
CN209947897U true CN209947897U (en) 2020-01-14

Family

ID=69129421

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920563508.0U Active CN209947897U (en) 2019-04-24 2019-04-24 Fixed box body for accommodating lithium ion power battery

Country Status (1)

Country Link
CN (1) CN209947897U (en)

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Address after: 321025 3rd floor, No.1 Factory building, no.468, Xinji Road, qiubin street, Wucheng District, Jinhua City, Zhejiang Province (self declaration)

Patentee after: Zhejiang Kangdi Intelligent Power Exchange Technology Co.,Ltd.

Address before: 321016 Kangdi vehicle industry center, No.1 Desheng street, Jinhua development zone, Zhejiang Province

Patentee before: JINHUA ANKAO POWER SUPPLY TECHNOLOGY Co.,Ltd.