CN215220827U

CN215220827U - A explosion-proof casing for new energy automobile battery

Info

Publication number: CN215220827U
Application number: CN202121268545.2U
Authority: CN
Inventors: 张维涛
Original assignee: Suzhou Tongming Machinery Co ltd
Current assignee: Suzhou Tongming Machinery Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-17
Anticipated expiration: 2031-06-08

Abstract

The utility model discloses an explosion-proof casing for a new energy automobile battery, which comprises a cover plate arranged on the new energy automobile and a casing for containing a battery plate; the shell is positioned at the bottom end of the cover plate, heat dissipation ports are formed in two opposite side walls of the shell, a sealing plate is arranged on one side of each heat dissipation port, one end, away from each heat dissipation port, of each sealing plate is connected with a first electric push rod fixed on the inner side wall of the shell, an interlayer is constructed in the shell wall of the shell and filled with nitrogen, mounting rings are embedded in two sides of the bottom wall inside the shell, a plastic partition plate is arranged in each mounting ring, a second electric push rod is fixed on the cover plate above the plastic partition plate, and a taper thorn is arranged at the telescopic end of each second electric push rod; the fan is installed to the inside one side that is close to the casing of thermovent, the inside one side that is close to the casing outside of thermovent is equipped with and separates the net. This an explosion-proof casing for new energy automobile battery, the ventilation cooling of panel of both having been convenient for has explosion-proof function again, and the practicality is strong, easily promotes.

Description

A explosion-proof casing for new energy automobile battery

Technical Field

The utility model belongs to the technical field of new energy automobile, concretely relates to an explosion-proof casing for new energy automobile battery.

Background

The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. New energy vehicles include four major types: hybrid Electric Vehicles (HEV), pure electric vehicles (BEV, including solar vehicles), Fuel Cell Electric Vehicles (FCEV), other new energy vehicles (such as super capacitors, high efficiency energy storage devices such as flywheels), and the like.

When the battery for the new energy automobile is used, explosion is easily caused due to overhigh temperature or faults, and the existing shell for the new energy automobile battery has poor heat dissipation and explosion prevention effects, so that further improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof casing for new energy automobile battery to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof shell for a new energy automobile battery comprises a cover plate and a shell, wherein the cover plate is installed on the new energy automobile;

the casing is located the apron bottom, has seted up the thermovent on the relative both sides wall of casing, and one side of thermovent is equipped with the closing plate, and the one end that the thermovent was kept away from to the closing plate is connected with the first electric putter of fixing on the casing inside wall, the conch wall internal structure of casing has the intermediate layer, is filled with nitrogen gas in the intermediate layer, and the both sides of the inside diapire of casing are inlayed and are had the collar, are equipped with plastic baffle in the collar, are located be fixed with second electric putter on the apron of plastic baffle top, second electric putter's flexible end is equipped with the awl thorn.

In a further embodiment, a fan is installed on one side of the inner part of the heat dissipation port close to the inside of the shell, and a separation net is arranged on one side of the inner part of the heat dissipation port close to the outside of the shell.

In a further embodiment, the inner wall of the shell above and below the heat dissipation port is provided with a limit groove matched with the sealing plate.

In a further embodiment, the mounting ring is internally provided with a support block for supporting the plastic partition plate, and the top end of the mounting ring is provided with a fixing ring.

In a further embodiment, the bottom end of the fixing ring is provided with a bulge which is inserted into the mounting ring and abutted against the plastic partition plate, and the fixing ring is connected with the mounting ring through a bolt.

In a further embodiment, a first connecting plate and a second connecting plate are respectively arranged on two sides of the cover plate and the shell, a threaded rod is arranged on the bottom end face of the first connecting plate, and a through hole for the threaded rod to pass through is formed in the second connecting plate.

In a further embodiment, a plurality of springs are arranged on the bottom end face of the cover plate, and the bottom ends of the springs are connected with a pressing plate.

The utility model discloses a technological effect and advantage: according to the explosion-proof shell for the new energy automobile battery, the fans in the heat dissipation ports on the two side walls of the shell are started, so that the battery panel can be ventilated and cooled, and a good working environment is provided for the battery panel; after the panel temperature surpassed the threshold value or broke down, start first electric putter and promote the sealing plate of pipe and can block the thermovent shutoff, block the inside and outside circulation of air of casing, utilize second electric putter to promote simultaneously that the prick can pierce through the plastics baffle, make in the interbedded nitrogen gas rush into the casing, utilize the chemical inertia of nitrogen, realize the protection to the panel, prevent its explosion. This an explosion-proof casing for new energy automobile battery, the ventilation cooling of panel of both having been convenient for has explosion-proof function again, and the practicality is strong, easily promotes.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the housing structure of the present invention;

FIG. 3 is a schematic view of the structure of the heat dissipation opening of the present invention;

fig. 4 is a schematic view of the internal structure of the housing of the present invention;

fig. 5 is an enlarged view of a point a in fig. 4 according to the present invention;

fig. 6 is a schematic diagram of the spring structure of the present invention.

In the figure: the heat dissipation device comprises a cover plate 1, a shell 2, a first connecting plate 3, a second connecting plate 4, a heat dissipation port 5, a battery plate 6, a sealing plate 7, a first electric push rod 8, a limiting groove 9, an interlayer 10, a second electric push rod 11, a mounting ring 12, a plastic partition plate 13, a fixing ring 14, a spring 15 and a pressing plate 16.

Detailed Description

The present invention is described in detail with reference to the attached drawings, but the scope of the present invention is not limited to the following embodiments, and all the simple equivalent changes and modifications made by the claims and the contents of the specification of the present invention are included in the scope of the present invention.

In order to realize ventilation and heat dissipation of the battery panel 6, as shown in fig. 1, 2 and 3, the new energy automobile comprises a cover plate 1 installed on the new energy automobile and a shell 2 containing the battery panel 6; casing 2 is located 1 bottom of apron, has seted up thermovent 5 on the relative both sides wall of casing 2, the fan is installed to the inside one side that is close to casing 2 of thermovent 5, helps the ventilation and heat dissipation to panel 6, the inside one side that is close to casing 2 outside of thermovent 5 is equipped with and separates the net, separates the net and is used for preventing that the mosquito from getting into inside casing 2.

In order to improve the explosion-proof effect of the shell 2, as shown in fig. 3, fig. 4 and fig. 5, a sealing plate 7 is arranged on one side of the heat dissipation port 5, one end of the sealing plate 7, which is far away from the heat dissipation port 5, is connected with a first electric push rod 8 fixed on the inner side wall of the shell 2, the first electric push rod 8 pushes the sealing plate to seal the heat dissipation port 5, an interlayer 10 is constructed in the shell wall of the shell 2, nitrogen is filled in the interlayer 10, mounting rings 12 are embedded on two sides of the inner bottom wall of the shell 2, a plastic partition plate 13 is arranged in the mounting rings 12, a second electric push rod 11 is fixed on the cover plate 1 above the plastic partition plate 13, a taper spike is arranged at the telescopic end of the second electric push rod 11, the second electric push rod 11 pushes the taper spike to pierce the plastic partition plate 13, the nitrogen can be filled in the shell 2, and an inert state in the shell 2 is maintained by adopting a method of filling nitrogen, so as to limit the generation of explosion; and limiting grooves 9 matched with the sealing plates 7 are formed in the inner wall of the shell 2 above and below the heat radiating port 5, and the sealing plates 7 move transversely by utilizing the limiting grooves 9 and are used for limiting and guiding the sealing plates 7.

For convenience of use, as shown in fig. 5 and 6, a support block for supporting the plastic partition 13 is arranged inside the mounting ring 12, a fixing ring 14 is arranged at the top end of the mounting ring 12, a protrusion which is inserted into the mounting ring 12 and abuts against the plastic partition 13 is arranged at the bottom end of the fixing ring 14, the fixing ring 14 is connected with the mounting ring 12 through a bolt, the fixing ring 14 is removed, and the pierced plastic partition 13 can be replaced; a first connecting plate 3 and a second connecting plate 4 are respectively arranged on two sides of the cover plate 1 and the shell 2, a threaded rod is arranged on the bottom end face of the first connecting plate 3, a through hole for the threaded rod to pass through is formed in the second connecting plate 4, the first connecting plate 3 and the second connecting plate 4 can be connected and fixed by sleeving a nut on the threaded rod, and a sealing ring is arranged on the side of the top end face of the shell 2, so that the cover plate 1 and the shell 2 are connected in a sealing manner; the bottom face of the cover plate 1 is provided with a plurality of springs 15, the bottom ends of the springs 15 are connected with a pressing plate 16, the battery plate 6 can be pressed under the elastic action of the springs 15, the stability of the battery plate 6 is improved, and the bottom face of the pressing plate 16 is provided with a rubber pad which can prevent the battery plate 6 from being scratched.

The working principle is as follows: this an explosion-proof housing for new energy automobile battery, when using, apron 1 is installed on new energy automobile chassis, casing 2 is connected with apron 1 through the cooperation of first connecting plate 3 and second connecting plate 4, start the fan in thermovent 5, can realize the ventilation cooling to panel 6, separate the net in thermovent 5 can prevent that the mosquito from getting into casing 2, when the threshold value of 6 temperature risees of panel or breaks down, promote closing plate 7 through first electric putter 8 and seal up thermovent 5, it punctures with the plastics baffle 13 in the collar 12 to start second electric putter 11 simultaneously, nitrogen gas in intermediate layer 10 just dashes into casing 2 this moment, because the chemical inertia of nitrogen, can form effective protection to panel 6, prevent its explosion. This an explosion-proof casing for new energy automobile battery, the ventilation cooling of panel of both having been convenient for has explosion-proof function again, and the practicality is strong, easily promotes.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An explosion-proof shell for a new energy automobile battery comprises a cover plate (1) arranged on the new energy automobile and a shell (2) containing a battery plate (6);

the method is characterized in that: casing (2) are located apron (1) bottom, have seted up thermovent (5) on the relative both sides wall of casing (2), and one side of thermovent (5) is equipped with closing plate (7), and the one end that thermovent (5) were kept away from in closing plate (7) is connected with first electric putter (8) of fixing on casing (2) inside wall, the conchal wall inner structure of casing (2) has intermediate layer (10), is filled with nitrogen gas in intermediate layer (10), and the both sides of the inside diapire of casing (2) are inlayed and are had mounting ring (12), are equipped with plastic baffle (13) in mounting ring (12), are located be fixed with second electric putter (11) on apron (1) of plastic baffle (13) top, the flexible end of second electric putter (11) is equipped with the awl thorn.

2. The explosion-proof housing for the new energy automobile battery as claimed in claim 1, wherein: the fan is installed to the inside one side that is close to casing (2) inside of thermovent (5), the inside one side that is close to casing (2) outside of thermovent (5) is equipped with and separates the net.

3. The explosion-proof housing for the new energy automobile battery as claimed in claim 2, wherein: and limiting grooves (9) matched with the sealing plate (7) are formed in the inner wall of the shell (2) above and below the heat dissipation port (5).

4. The explosion-proof housing for the new energy automobile battery as claimed in claim 1, wherein: the mounting ring is characterized in that a supporting block for supporting the plastic partition plate (13) is arranged inside the mounting ring (12), and a fixing ring (14) is arranged at the top end of the mounting ring (12).

5. The explosion-proof housing for the new energy automobile battery as claimed in claim 4, wherein: the bottom end of the fixing ring (14) is provided with a bulge which is inserted into the interior of the mounting ring (12) and abutted against the plastic partition plate (13), and the fixing ring (14) is connected with the mounting ring (12) through a bolt.

6. The explosion-proof housing for the new energy automobile battery as claimed in claim 1, wherein: the two sides of the cover plate (1) and the shell (2) are respectively provided with a first connecting plate (3) and a second connecting plate (4), the bottom end face of the first connecting plate (3) is provided with a threaded rod, and the second connecting plate (4) is provided with a through hole for the threaded rod to pass through.

7. The explosion-proof housing for the new energy automobile battery as claimed in claim 6, wherein: the bottom end face of the cover plate (1) is provided with a plurality of springs (15), and the bottom ends of the springs (15) are connected with a pressing plate (16).