CN215578760U

CN215578760U - Waterproof and explosion-proof battery box

Info

Publication number: CN215578760U
Application number: CN202122332329.6U
Authority: CN
Inventors: 马鲜明
Original assignee: Guangzhou Yiyuan Stainless Steel Products Co ltd
Current assignee: Guangzhou Yiyuan Stainless Steel Products Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-01-18
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses a waterproof and explosion-proof battery box which comprises a battery box body, an upper cover, a lithium battery and a control circuit board, wherein an accommodating cavity is arranged in the battery box body, a fixing frame is arranged in the accommodating cavity, the fixing frame is of an I-shaped structure, a reinforcing rib structure is arranged on the bottom of the battery box body in a protruding mode, the lithium battery is respectively placed on the fixing frame and the reinforcing rib structure and is connected with the control circuit board, a waterproof groove is formed in the periphery of the battery box body, a sealing flange is arranged on the periphery of the upper cover, and the sealing flange of the upper cover is clamped with the waterproof groove of the battery box body. The utility model has the characteristics of water resistance, heat insulation, explosion prevention and the like.

Description

Waterproof and explosion-proof battery box

Technical Field

The utility model relates to the technical field of battery boxes, in particular to a waterproof and explosion-proof battery box.

Background

Outdoor lamps are lighting fixtures that are exposed outdoors. Usually, the lighting device can be combined with surrounding roads, landscapes and buildings to design and install the lighting, thereby achieving the unification of the functionality and the artistry. The outdoor lamp comprises a road lamp, a landscape lamp (Chinese lamp, firework lamp, cherry lamp, etc.), a lawn lamp (stainless steel turf lamp), a buried lamp, a wall lamp, an outdoor spot lamp, a projection lamp, a wall washing lamp, etc. The outdoor lamp in an open area or small-sized activities usually uses a battery box to supply power, so that the trouble of drawing wires is fully avoided, and the outdoor lamp is simple, convenient and quick.

The battery box is a box for storing batteries, the battery box generally comprises a control circuit board and a rechargeable battery, the rechargeable battery generally adopts a lithium battery, the lithium battery generally adopts manganese dioxide as a positive electrode material, metal lithium or alloy metal thereof as a negative electrode material and a nonaqueous electrolyte solution, the battery box is used outdoors, the rain weather factors need to be considered, meanwhile, the lithium battery is easily influenced by water to cause the problems of short circuit, air expansion and the like, the battery box cannot be used continuously, explosion is possibly caused seriously, the lithium battery can also cause explosion due to overhigh temperature, the life safety of a user is threatened, and therefore, the waterproof and explosion-proof battery box is necessary to be designed to overcome the defects.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned disadvantages of the prior art, it is an object of the present invention to provide a waterproof and explosion-proof battery case.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a waterproof explosion-proof battery case, includes battery case body, upper cover, lithium cell and control circuit board, this internal holding chamber that is provided with of battery case, the holding intracavity is equipped with the mount, the mount is "worker" type structure, the bottom arch of battery case body has the strengthening rib structure, the lithium cell place respectively in the mount with the strengthening rib is structural, the lithium cell is connected with control circuit board, the battery case body is equipped with the capillary groove all around, the upper cover is equipped with sealing flange all around, the sealing flange of upper cover with the capillary groove joint of battery case body.

As a further improvement of the utility model: the fixing frame is at least provided with a layer of fixing plate, and the fixing plate is provided with heat insulation strip-shaped holes. The fixing frame is characterized in that two ends of the fixing frame are side plates, and the fixing plate is embedded and fixedly installed between the side plates.

As a further improvement of the utility model: and a temperature control switch is arranged on the fixing plate and is connected with the control circuit board.

As a further improvement of the utility model: and a sealing rubber strip is arranged inside the joint of the waterproof groove and the sealing flange structure.

As a further improvement of the utility model: and the outer part of the lithium battery is wrapped with a waterproof diaphragm.

As a further improvement of the utility model: the battery box comprises a battery box body and is characterized in that one end of the outer portion of the battery box body is provided with a control switch, a power input end, an indicator light and a winding portion, the other end of the outer portion of the battery box body is provided with a power output end, and the control switch, the indicator light, the power input end and the power output end are respectively connected with a control circuit board.

As a further improvement of the utility model: the power input end with the output all is equipped with the cylindricality conductive head, be fixed with the conducting strip on the power input inner wall.

As a further improvement of the utility model: the power input end, the power output end and the battery box body are of an integrated structure.

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

1. according to the utility model, the I-shaped fixing frame and the heat insulation strip-shaped hole are arranged, so that the lithium battery can fully dissipate heat, the temperature of the lithium battery during charging and discharging is effectively reduced, and the danger of explosion of the lithium battery due to overhigh temperature is avoided.

2. Meanwhile, the temperature control switch is arranged on the fixing frame, and when the temperature of the lithium battery is too high, the temperature control switch timely cuts off the charging or discharging process of the lithium battery through the control circuit board.

3. According to the utility model, the waterproof groove and the sealing flange are arranged, the sealant is arranged in the joint of the waterproof groove and the sealing flange structure, and the clamping manner is adopted, so that the waterproof sealing of the battery box is realized, and the power input end, the power output end and the battery box are of an integrated structure, so that the battery box is effectively prevented from being difficult to enter water when placed in an open place.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a top view of the internal structure of the present invention.

Fig. 4 is a schematic structural view of the upper cover.

Detailed Description

The utility model will now be further described with reference to the accompanying description and examples:

as shown in fig. 1 to 4, a waterproof and explosion-proof battery box comprises a battery box body 1, an upper cover 11, a lithium battery and a control circuit board 9, wherein a holding cavity is arranged in the battery box body 1, a fixing frame 2 is arranged in the holding cavity, the fixing frame 2 is of an I-shaped structure, a reinforcing rib structure 10 is arranged at the bottom of the battery box 1 in a protruding mode, the lithium battery is respectively arranged on the fixing frame 2 and the reinforcing rib structure 10, the lithium battery is connected with the control circuit board 9, a waterproof groove 3 is formed in the periphery of the battery box body 1, a sealing flange 101 is arranged on the periphery of the upper cover 11, and the sealing flange 101 of the upper cover 11 is connected with the waterproof groove 3 of the battery box body 1 in a clamping mode.

Through sealing flange 101 with the quick installation of battery case body 1 and upper cover 11 has both been realized to the joint mode of buckler 3, makes the junction of battery case body 1 and upper cover 11 realize inseparable joint simultaneously, prevents effectively that the battery case from intaking. The battery box body 1 and the upper cover 11 are fixedly installed through bolts.

The bottom in battery case body 1 sets up bellied strengthening rib structure 10, strengthens the intensity and the hardness that battery case body 1 bore, makes the difficult emergence of battery case break, and strengthening rib structure 10 is protruding form simultaneously, and the lithium cell is placed on strengthening rib structure 10, can realize abundant effectual heat dissipation.

Specifically, the fixing frame 2 is provided with at least one layer of fixing plate 201, and the fixing plate 201 is provided with a heat insulation strip-shaped hole 202. Both ends of the fixing plate 201 are embedded and fixedly installed on the side plates.

Specifically, a temperature control switch is arranged on the fixing plate 201, and the temperature control switch is connected with the control circuit board 9.

The temperature control switch is used for detecting the external temperature of the lithium battery, and when the temperature is too high, the temperature control switch can cut off the charging or discharging process of the lithium battery in time through the control circuit board 9, so that the control switch 4 is disconnected in time.

Specifically, in order to effectively prevent water from entering through the clamping connection part of the battery box body 1 and the upper cover 11, a sealing rubber strip is arranged inside the connection part of the waterproof groove 3 and the sealing flange 101 structure, so that a double waterproof effect is realized.

Specifically, simultaneously in order to prevent even the use of the inside influence lithium cell of minute moisture entering battery case 1 to and the danger of explosion take place the outside parcel of lithium cell has waterproofing membrane, realizes waterproof and explosion-proof dual function.

Specifically, a control switch 4, a power input end 5, an indicator light 8 and a winding portion 6 are arranged at one end of the outer portion of the battery box body 1, a power output end 7 is arranged at the other end of the outer portion of the battery box body 1, and the control switch 4, the indicator light 8, the power input end 5 and the power output end 7 are respectively connected with the control circuit board 9.

Specifically, power input 5 with power output 7 all is equipped with the cylindricality conducting head, be fixed with the conducting strip on the 5 inner walls of power input.

Specifically, in order to prevent moisture from permeating from the power input terminal 5 and the power output terminal 7, the power input terminal 5 and the power output terminal 7 are provided as an integrated structure with the battery case body 1.

The main functions of the utility model are as follows: the battery box is prevented from being overhigh in temperature by the aid of the fixing frame, the heat insulation strip-shaped holes and the temperature control switch, so that an explosion-proof function is realized, and a waterproof function of the battery box is realized by the aid of the sealing clamping mode and the waterproof membrane.

In summary, after reading the present disclosure, those skilled in the art can make various other corresponding changes without creative mental labor according to the technical solutions and concepts of the present disclosure, and all of them are within the protection scope of the present disclosure.

Claims

1. The utility model provides a waterproof explosion-proof battery case, its characterized in that, includes battery case body, upper cover, lithium cell and control circuit board, this internal holding chamber that is provided with of battery case, the holding intracavity is equipped with the mount, the mount is "worker" type structure, the bottom arch of battery case body has the strengthening rib structure, the lithium cell place respectively in the mount with the strengthening rib is structural, the lithium cell is connected with control circuit board, the battery case body is equipped with the capillary groove all around, the upper cover is equipped with sealing flange all around, the sealing flange of upper cover with the capillary groove joint of battery case body.

2. The waterproof and explosion-proof battery box as claimed in claim 1, wherein the fixing frame is provided with at least one fixing plate, and the fixing plate is provided with heat-insulating strip-shaped holes.

3. The waterproof and explosion-proof battery box as claimed in claim 2, wherein a temperature controlled switch is provided on the fixing plate, and the temperature controlled switch is connected to the control circuit board.

4. A waterproof and explosion-proof battery box as defined in claim 1, wherein a sealing rubber strip is provided inside the joint of said waterproof groove and said sealing flange structure.

5. The waterproof and explosion-proof battery case as defined in claim 1, wherein the lithium battery is externally wrapped with a waterproof separator.

6. The waterproof and explosion-proof battery box as claimed in claim 1, wherein a control switch, a power input terminal, an indicator light and a winding part are provided at one end of the exterior of the battery box body, and a power output terminal is provided at the other end of the exterior of the battery box body, and the control switch, the indicator light, the power input terminal and the power output terminal are respectively connected with the control circuit board.

7. The waterproof and explosion-proof battery box as defined in claim 6, wherein said power input terminal and said output terminal are provided with cylindrical conductive heads, and a conductive plate is fixed on the inner wall of said power input terminal.

8. The waterproof and explosion-proof battery box of claim 6, wherein the power input and the power output are integral with the battery box body.