CN213184513U

CN213184513U - Protective plate connecting and fixing device for connecting batteries

Info

Publication number: CN213184513U
Application number: CN202022104999.8U
Authority: CN
Inventors: 亓立财; 巩庆青; 杨光华; 张照云
Original assignee: Shandong Zhengneng Battery Co Ltd
Current assignee: Shandong Zhengneng Battery Co Ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-05-11
Anticipated expiration: 2030-09-23

Abstract

The utility model relates to a battery protection shield fixes technical field, and specifically speaking relates to a connect battery and connect fixing device with protection shield. It is including protection casing and fixed establishment, a plurality of mounting holes have been seted up to protection casing bottom, a plurality of cavitys have been seted up to mounting hole side inner wall, the trompil has been seted up to fastener one side, disc one end fixedly connected with connecting rod, connecting rod sliding connection is in the trompil, connecting rod other end fixedly connected with roof, the disc outer wall with back-off one side outer wall fixed connection, this connect for the battery protection shield connect fixing device, through the back-off that sets up, can carry out quick fixed with the protection shield, be convenient for fixed the back-off that finishes can not break away from, solved and used the fire-retardant thing that glues to fix the protection shield in the past, the gluey problem that leads to taking the thing to drop with the protection shield that produces is ageing.

Description

Protective plate connecting and fixing device for connecting batteries

Technical Field

The utility model relates to a battery protection shield fixes technical field, and specifically speaking relates to a connect battery and connect fixing device with protection shield.

Background

At present, new energy automobile and bicycle are developed rapidly, lithium ion power battery is widely used, as is well known, the protection board is the most core device of the lithium ion battery pack, the stability of the protection board determines the service life and safety of the whole lithium ion battery pack, at present, most of the protection boards are pasted on a battery bracket by using flame retardant materials with glue on the market, the problem of the existence is that the glue can age gradually in long-term use, in the using process, because the glue often suffers from the impact of high and low temperature and the vibration in the running process of the vehicle, the falling of the glue and the protection board can be caused, so that the protection board is damaged, and therefore, a connection fixing device for connecting the protection board for the battery is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connect protection shield for battery and connect fixing device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a connect protection shield for battery and connect fixing device, including protection casing and fixed establishment, a plurality of mounting holes have been seted up to protection casing bottom, a plurality of cavitys have been seted up to mounting hole side inner wall, the cavity is installed fixed establishment, fixed establishment includes fastener and back-off, fastener includes spring cylinder and disc, the spring cylinder with cavity inner wall fixed connection, the second spring is connected in the spring cylinder, the trompil has been seted up to fastener one side, disc one end fixedly connected with connecting rod, connecting rod sliding connection be in the trompil, connecting rod other end fixedly connected with roof, the disc outer wall with back-off one side outer wall fixed connection.

As a further improvement of the technical scheme, a plurality of mounting grooves are formed in the inner wall of the bottom of the protective shell, an adjusting device is arranged in each mounting groove and comprises a sleeve, a first spring is mounted in each sleeve, a sliding rod is connected to one side of each sleeve in a sliding mode, and a square plate is fixedly connected to the other end of each sliding rod.

As a further improvement of the technical scheme, the outer wall of the square plate is fixedly connected with a rubber pad.

As a further improvement of the technical scheme, a groove is formed in the protective shell around the outer ring of the mounting hole.

As a further improvement of the technical scheme, the outer wall of the protective shell is provided with a plurality of heat dissipation holes.

As a further improvement of the technical scheme, threaded through holes are formed in four corners of the top of the protective shell, a top cover is arranged on the top of the protective shell, threaded through holes are formed in four corners of the top cover, and the threaded through holes are connected with the threaded through holes through bolts and threads.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this connect protection shield for battery to connect fixing device, through the back-off that sets up, can carry out quick fixed with the protection shield, the back protection shield that finishes of being convenient for is fixed can not break away from the back-off, has solved and has used the fire-retardant thing of taking glue to fix the protection shield in the past, and the gluey ageing and the problem that leads to taking the thing of gluing to follow the droing of protection shield.

2. In the protective plate connecting and fixing device for connecting the battery, the height can be automatically adjusted according to the thickness of the protective plate through the arranged adjusting device, and the protective plates with different thicknesses can be conveniently fixed.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic structural view of the protective casing according to embodiment 1;

FIG. 3 is a schematic view of the structure of the fastening device of embodiment 1;

FIG. 4 is a schematic view of a square plate structure according to example 1;

FIG. 5 is a schematic view of the structure of an adjusting device according to embodiment 1;

fig. 6 is a schematic structural diagram of the top cover of embodiment 1.

The various reference numbers in the figures mean:

100. a protective housing; 110. mounting holes; 120. a cavity; 130. mounting grooves;

140. an adjustment device; 141. a sleeve; 142. a first spring; 143. a slide bar;

150. a square plate; 151. a rubber pad;

160. a groove; 170. a threaded through hole; 180. heat dissipation holes;

190. a top cover; 191. perforating the threads; 192. a bolt;

200. a fixing mechanism;

210. a fastening device; 211. a spring cylinder; 212. a second spring; 213. opening a hole; 214. a disc; 215. a connecting rod; 216. a top plate;

220. and (6) reversing the process.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-6, the present embodiment provides a protective plate connecting and fixing device for connecting a battery, including a protective casing 100 and a fixing mechanism 200, wherein the bottom of the protective casing 100 is formed with a plurality of mounting holes 110, the inner wall of the side edge of the mounting hole 110 is formed with a plurality of cavities 120, the fixing mechanism 200 is installed in the cavities 120, the fixing mechanism 200 includes a fastening device 210 and an inverse buckle 220 for fixing the protective plate, and can prevent the protection shield from dropping off, fastener 210 includes spring cylinder 211 and disc 214, spring cylinder 211 and cavity 120 inner wall fixed connection, the second spring 212 of in-connection of spring cylinder 211, fastener 210 one side has seted up trompil 213, disc 214 one end fixed connection has connecting rod 215, connecting rod 215 sliding connection is in trompil 213, connecting rod 215 other end fixed connection has roof 216, disc 214 outer wall and back-off 220 one side outer wall fixed connection.

In addition, a plurality of mounting grooves 130 have been seted up to protection casing 100 bottom inner wall, are provided with adjusting device 140 in the mounting groove 130, and adjusting device 140 includes sleeve 141, installs first spring 142 in the sleeve 141, and sleeve 141 one side sliding connection has slide bar 143, and slide bar 143 other end fixedly connected with square slab 150 is convenient for fix the protection shield of different thickness.

Furthermore, a rubber pad 151 is fixedly connected to the outer wall of the square plate 150 to prevent the square plate 150 from scratching the protection plate.

Furthermore, the protection casing 100 is provided with a groove 160 around the outer ring of the mounting hole 110, so that the top of the bolt is mounted in the groove 160, and the damage to the protection plate caused by the protrusion of the top of the bolt on the inner wall of the bottom of the protection casing 100 is prevented.

In addition, the outer wall of the protection casing 100 is provided with a plurality of heat dissipation holes 180, which is convenient for heat dissipation of the protection plate.

Further, threaded through-hole 170 has been seted up at protection casing 100 top four corners, and protection casing 100 top is provided with top cap 190, and threaded through-hole 191 has been seted up at top cap 190 four corners, through bolt 192 threaded connection between threaded through-hole 191 and the threaded through-hole 170, is convenient for protect the protection shield in the protection casing 100, prevents that the dust from getting into.

In the embodiment of the protection board connecting and fixing device for connecting a battery, when in use, the protection casing 100 is fixed on a battery mounting rack through the mounting hole 110 by a bolt, at this time, the protection board is vertically placed downwards along the opening at the top of the protection casing 100, when the protection board is placed into the battery mounting rack, the outer wall of the protection board contacts the inverse buckle 220, the inverse buckle 220 is squeezed to move towards the inner wall of the mounting hole 110, the inverse buckle 220 drives the fastening device 210, the fastening device 210 drives the second spring 212, the second spring 212 contracts to enable the inverse buckle 220 to finish moving, when the protection board is placed down, the second spring 212 returns to the original position due to the elasticity of the second spring 212, the second spring 212 drives the fastening device 210, the fastening device 210 drives the inverse buckle 220 to return to the original position, so that the inverse buckle 220 clamps and fixes the protection board, then the threaded through hole 191 is aligned with the threaded through hole, the bolts 192 are screwed into the threaded through holes 191 and the threaded through holes 170 so that the top cover 190 is fixed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A protection board connecting and fixing device for connecting a battery comprises a protection shell (100) and a fixing mechanism (200), and is characterized in that: the bottom of the protective shell (100) is provided with a plurality of mounting holes (110), the inner wall of the side edge of each mounting hole (110) is provided with a plurality of cavities (120), the fixing mechanism (200) is arranged in the cavity (120), the fixing mechanism (200) comprises a fastening device (210) and an inverted buckle (220), the fastening device (210) comprises a spring cylinder (211) and a disc (214), the spring cylinder (211) is fixedly connected with the inner wall of the cavity (120), a second spring (212) is connected in the spring cylinder (211), one side of the fastening device (210) is provided with an opening (213), one end of the disc (214) is fixedly connected with a connecting rod (215), the connecting rod (215) is connected in the opening (213) in a sliding way, the other end of the connecting rod (215) is fixedly connected with a top plate (216), the outer wall of the disc (214) is fixedly connected with the outer wall of one side of the inverted buckle (220).

2. The protective plate connecting and fixing device for connecting a battery according to claim 1, wherein: the protection casing (100) bottom inner wall has been seted up a plurality of mounting grooves (130), be provided with adjusting device (140) in mounting groove (130), adjusting device (140) include sleeve (141), install first spring (142) in sleeve (141), sleeve (141) one side sliding connection has slide bar (143), slide bar (143) other end fixedly connected with square slab (150).

3. The protective plate connecting and fixing device for connecting a battery according to claim 2, wherein: the outer wall of the square plate (150) is fixedly connected with a rubber pad (151).

4. The protective plate connecting and fixing device for connecting a battery according to claim 1, wherein: a groove (160) is formed around the outer ring of the mounting hole (110) of the protection shell (100).

5. The protective plate connecting and fixing device for connecting a battery as claimed in claim 4, wherein: the outer wall of the protection shell (100) is provided with a plurality of heat dissipation holes (180).

6. The protective plate connecting and fixing device for connecting a battery according to claim 5, wherein: threaded through holes (170) are formed in four corners of the top of the protective shell (100), a top cover (190) is arranged on the top of the protective shell (100), threaded through holes (191) are formed in four corners of the top cover (190), and the threaded through holes (191) are in threaded connection with the threaded through holes (170) through bolts (192).