CN212323161U

CN212323161U - Protection shield structure of battery case

Info

Publication number: CN212323161U
Application number: CN202022150177.3U
Authority: CN
Inventors: 张阳
Original assignee: Wuxi Shengda Vehicle Industry Technology Co ltd
Current assignee: Wuxi Shengda Vehicle Industry Technology Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-01-08
Anticipated expiration: 2030-09-25

Abstract

The utility model relates to the technical field of battery boxes, in particular to a protective plate structure of a battery box, which comprises a battery pack, the top parts of the two sides of the battery pack are fixedly connected with battery tabs which protrude upwards from the two sides of the top part of the battery pack, the outer part of the battery pack is provided with a protection device which comprises a side protection bracket and a top protection plate, the top of the top protection plate is provided with a positioning mounting hole, the top of the battery pack is fixedly connected with a positioning mounting lug, the positioning mounting lug is embedded in the positioning mounting hole, the top protection plate is fixedly arranged at the top of the battery pack through a positioning and mounting lug, the inner side of the battery tab is tightly attached to the outer side of the top protection plate, the side protection support is coated outside the battery pack, and an arrangement hole groove for mounting and fixing the battery pack is formed in the side protection support.

Description

Protection shield structure of battery case

Technical Field

The utility model relates to a battery case technical field especially relates to a protection shield structure of battery case.

Background

No matter be clothes hanger group battery on the market, lower tube group battery and other types's group battery, the protection shield of the overwhelming majority battery is arranged in the group battery both ends, this kind has placed its benefit, can make the group battery seem longer, but the problem of bringing is a lot of, when the circuit board is located both ends, the positive negative pole distance of battery is separated by too far away, need solitary follow battery negative pole nickel piece and draw forth the negative pole line, after the coiling round, export simultaneously with the positive pole, from the outward appearance, walk the line and influence the pleasing to the eye clean and tidy degree of group battery.

On the other hand, from the aspect of the consumption, the wire of drawing forth has certain resistance, increases the power consumptive of battery, and nickel strap overlength also is torn easily simultaneously, and is also not very convenient in the welded time, when the battery case dropped or received the impact, all basically the battery case both ends received the impact earlier, and the protection shield very easily received the impact fracture this moment, directly influences the performance of protection shield, takes place the short circuit, and then takes place danger.

Therefore, another mounting method is proposed on the structural layout, and a protection plate structure of the battery box is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to overcome the defects of the prior art, an object of the present invention is to provide a protection plate structure of a battery box, which has the advantages of beautiful appearance, convenient power consumption reduction and strong protection capability.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a protection shield structure of battery case, includes the group battery, the top fixedly connected with battery utmost point ear of group battery both sides, battery utmost point ear is upwards protruding by group battery top both sides, the outside of group battery is equipped with protection device, protection device includes side protection support, top protection shield, the top of top protection shield is equipped with the location mounting hole, the top fixedly connected with location installation lug of group battery, the embedding of location installation lug is in the inside of location mounting hole, just the top protection shield passes through location installation lug fixed mounting at the top of group battery, the outside of top protection shield is hugged closely to battery utmost point ear's inboard, the cladding of side protection support is in the outside of group battery, and the inside of side protection support is equipped with the fixed range hole groove of group battery installation.

Further, the both sides of group battery fixed mounting respectively have first conduction piece, second conduction piece, the side part of side protective cradle covers in the outside of first conduction piece, be equipped with the protection baffle of fixed mounting on first conduction piece lateral wall between the side protective cradle, the multiunit protection baffle parallel arrangement, and the thickness of protection baffle is unanimous with the thickness of side protective cradle.

Furthermore, the top of the side protection support is provided with a tab groove corresponding to the tab of the battery, and the tab of the battery protrudes from the tab groove to the outside.

Furthermore, the top of the top protection plate is fixedly connected with a buffer block.

Further, both ends fixedly connected with side layer board of side protection support, the side layer board covers the outside at the group battery, be equipped with the link that is used for the location installation between the side layer board.

To sum up, the utility model discloses following beneficial effect has: through the arrangement of the convex type tabs, after the arrangement in the mode, the distance from the total positive to the total negative of the series connection of the batteries is greatly shortened, the internal resistance is reduced to a certain degree, and the consumption of the batteries is reduced; meanwhile, the position of the lug is easy for personnel to weld and tie up the wire, so that the operation difficulty is reduced, and the neat and attractive appearance is improved.

The protection device can better protect the battery pack, impact can be reduced within the first time when the battery pack is impacted, the battery protection board is protected from being broken, so that open circuit and short circuit are avoided, and the stability is improved;

when the function subsidiary when the battery case outside is numerous, components and parts quantity also can increase along with it on the battery protection shield, and a great deal of functions all must rely on respective protection board subassembly just can realize the protection of circuit, consequently, when the protection shield is placed in both ends, get in a large number that components and parts may occupy most area for battery itself protection shield area further reduces, increases technology structure cost again, and if adopt this kind of mode, side and headspace are enough, can not take place the problem of old structure.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute a limitation of the invention, and in which:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an exploded schematic view of the present invention.

In the figure, 1, a battery pack; 2. a battery tab; 3. a protection device; 301. a side protection bracket; 302. a top protection plate; 4. positioning the mounting hole; 5. positioning the mounting lug; 6. arranging the hole slots; 7. a first conductive sheet; 8. a second conductive sheet; 9. a protective barrier; 10. a lug groove; 11. a buffer block; 12. and a side supporting plate.

Detailed Description

The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings 1 to 2. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1: the utility model provides a protection plate structure of battery case, as shown in fig. 1, 2, includes group battery 1, the top fixedly connected with battery utmost point ear 2 of group battery 1 both sides, and battery utmost point ear 2 is upwards protruding by group battery 1 top both sides, and the outside of group battery 1 is equipped with protection device 3, and protection device 3 includes side protection support 301, top protection shield 302.

As shown in fig. 1 and 2, a positioning mounting hole 4 is formed in the top of the top protection plate 302, a positioning mounting lug 5 is fixedly connected to the top of the battery pack 1, the positioning mounting lug 5 is embedded in the positioning mounting hole 4, the top protection plate 302 is fixedly mounted on the top of the battery pack 1 through the positioning mounting lug 5, and the inner side of the battery tab 2 is tightly attached to the outer side of the top protection plate 302.

As shown in fig. 1 and 2, the side protection bracket 301 covers the outside of the battery pack 1, and the side protection bracket 301 is provided with an arrangement hole groove 6 for mounting and fixing the battery pack 1 therein.

As shown in fig. 1 and 2, a first conductive sheet 7 and a second conductive sheet 8 are respectively and fixedly mounted on two sides of the battery pack 1, the side surface portions of the side protective supports 301 cover the outer sides of the first conductive sheets 7, protective partition plates 9 fixedly mounted on the side walls of the first conductive sheets 7 are arranged between the side protective supports 301, a plurality of groups of protective partition plates 9 are arranged in parallel, and the thickness of the protective partition plates 9 is consistent with that of the side protective supports 301.

As shown in fig. 1, a tab slot 10 is provided at the top of the side protection bracket 301 corresponding to the battery tab 2, and the battery tab 2 protrudes from the tab slot 10 to the outside.

As shown in fig. 1, a buffer block 11 is fixedly connected to the top of the top protection plate 302.

As shown in fig. 1 and 2, side support plates 12 are fixedly connected to both ends of the side protection bracket 301, the side support plates 12 cover the outside of the battery pack 1, and a connection end for positioning and mounting is provided between the side support plates 12.

The utility model discloses an among the embodiment, top protection shield 302 is installed fixedly through six groups location installation lugs 5 at 1 top of group battery, location installation lug 5 corresponds respectively and is embedded into location mounting hole 4, group battery 1 imbeds respectively to arranging in the hole groove 6, side protection support 301 covers the outside of installing at group battery 1, the side protection support 301 of both sides is connected the installation through link between the two, after the installation, side protection support 301 forms semi-closed structure, firmly fix group battery 1 between side protection support 301, the same fixed mounting of protection baffle 9 is in the outside of first conduction piece 7 and second conduction piece 8, together form the protective structure with the side protection shield.

The design of 3 evaginations of protection device, can reduce the impact in the very first time when the battery case receives the impact, thereby protection battery protection shield can not break off and take place the short circuit that opens circuit, stability has been increased, and when the function subsidiary of battery case outside is numerous, components and parts quantity also can increase along with it on the battery protection shield, a great deal of function must rely on the protection of respective protection plate subassembly just can realize the circuit, therefore, place in both ends when the protection shield, get in a large number components and parts and probably occupy most area, make battery itself protection shield area further reduce, increase the technology structure cost again, and adopt this kind of mode, side and headspace are enough, can not take place the problem of old structure.

First conduction piece 7, second conduction piece 8's top is fixed with the bellied battery utmost point ear 2 that makes progress, and through battery utmost point ear 2's setting, the battery is established ties and will be very big shortening from always positive to the distance of always negative, has reduced the internal resistance to a certain extent, has reduced the consumption of battery, and after utmost point ear was put like this simultaneously, also easily personnel carried out the welding machine, and the wiring reduces the operation degree of difficulty to and improve the neat and artistic degree of outward appearance.

The above description is provided for further details of the present invention with reference to the specific embodiments, which should not be construed as limiting the present invention; to the utility model discloses affiliated and relevant technical field's technical personnel are based on the utility model discloses under the technical scheme thinking prerequisite, the extension of doing and the replacement of operating method, data all should fall within the utility model discloses within the protection scope.

Claims

1. A protection plate structure of battery case, includes group battery (1), its characterized in that: the battery pack comprises a battery pack body (1), wherein the battery tabs (2) are fixedly connected to the two sides of the battery pack body (1), the battery tabs (2) are upwards protruded from the two sides of the top of the battery pack body (1), a protection device (3) is arranged outside the battery pack body (1), the protection device (3) comprises a side protection support (301) and a top protection plate (302), a positioning installation hole (4) is formed in the top of the top protection plate (302), a positioning installation lug (5) is fixedly connected to the top of the battery pack body (1), the positioning installation lug (5) is embedded into the positioning installation hole (4), the top protection plate (302) is fixedly installed at the top of the battery pack body (1) through the positioning installation lug (5), the outer side of the top protection plate (302) is tightly attached to the inner side of the battery tabs (2), and the side protection support (301) is, and the inside of the side protection bracket (301) is provided with an arrangement hole groove (6) for installing and fixing the battery pack (1).

2. A protection plate structure of a battery case according to claim 1, wherein: the both sides of group battery (1) are fixed mounting respectively have first conduction piece (7), second conduction piece (8), the side part of side protective bracket (301) covers in the outside of first conduction piece (7), be equipped with between side protective bracket (301) fixed mounting protection baffle (9) on first conduction piece (7) lateral wall, multiunit protection baffle (9) parallel arrangement, and the thickness of protection baffle (9) is unanimous with the thickness of side protective bracket (301).

3. A protection plate structure of a battery case according to claim 2, wherein: the battery tab protection device is characterized in that a tab groove (10) is formed in the top of the side protection support (301) corresponding to the battery tab (2), and the battery tab (2) protrudes outwards from the tab groove (10).

4. A protection plate structure of a battery case according to claim 3, wherein: the top of the top protection plate (302) is fixedly connected with a buffer block (11).

5. A protection plate structure of a battery case according to claim 4, wherein: both ends fixedly connected with side layer board (12) of side protection support (301), side layer board (12) cover in the outside of group battery (1), be equipped with the link that is used for the location installation between side layer board (12).