CN211208608U

CN211208608U - BMS communication box

Info

Publication number: CN211208608U
Application number: CN202020075650.3U
Authority: CN
Inventors: 魏赛文
Original assignee: Shenzhen Esino Technology Ltd
Current assignee: Shenzhen Esino Technology Ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-08-07
Anticipated expiration: 2030-01-14

Abstract

The utility model relates to the technical field of battery management, and discloses a BMS communication box, which comprises a box body and a PCB board; the box body has the cavity that is used for placing the PCB board, and the PCB board is fixed inside the cavity, is provided with communication module on the PCB board, is provided with the connector lug on the PCB board, sets up the jack relative with the connector lug position on the box body outer wall, and the connector lug passes through the wire with the BMS and is connected, and the jack supplies the wire to insert. The BMS communication box is simple in structure, can be installed in a complex external environment, and monitors the running state of a battery in real time on terminal equipment; meanwhile, the installation is convenient, the production cost is low, and the batch production is convenient.

Description

BMS communication box

Technical Field

The utility model relates to a battery management technical field especially relates to a BMS communication box.

Background

A Battery Management System (BMS), hereinafter referred to as BMS, is a link between a battery and a user. The BMS may collect state information of the battery, and when the battery is in a working state (charging or discharging), the BMS is also in a normal working state to manage the battery; when the battery is in a non-operating state, the BMS enters a low power consumption mode (sleep state) to reduce system power consumption. At present, most BMSs have a communication function, can transmit the collected battery state information to a user, and are convenient for the user to know the state information of the battery at the first time. However, at present, the BMS having the communication function has problems of complicated structure, high production cost, and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a BMS communication box aims at solving prior art, and the structure of the BMS that possesses communication function is complicated, problem that manufacturing cost is high.

The utility model discloses a BMS communication box which comprises a box body and a PCB board; the box body has the cavity that is used for placing the PCB board, the PCB board is fixed inside the cavity, be provided with communication module on the PCB board, be provided with the connector lug on the PCB board, set up on the box body outer wall with the relative jack in connector lug position, the connector lug passes through the wire with the BMS and is connected, the jack supplies the wire inserts.

Further, the box body comprises a first cover body and a second cover body, and the first cover body and the second cover body enclose to form the cavity.

Further, first lid has opening slot up, the second lid is platelike and covers and establishes the top of first lid, it is used for supporting to have a plurality of in the opening slot the support post of PCB board, the bottom of second lid be provided with a plurality ofly with the spacing post of PCB board butt.

Furthermore, a first threaded hole is formed in the supporting column, a fixing hole opposite to the first threaded hole is formed in the PCB, a limiting hole opposite to the first threaded hole is formed in the second cover body, and the second cover body is fixed with the first cover body by means of screws which sequentially penetrate through the limiting hole and the fixing hole and are embedded into the first threaded hole.

Further, the limiting hole is located in the limiting column.

Furthermore, a GPS module is also arranged on the PCB.

Furthermore, a plurality of fixing parts are arranged on the side face of the box body, and the fixing parts are used for fixedly mounting the communication box.

Furthermore, a second threaded hole is formed in the fixing portion.

Compared with the prior art, the utility model discloses mainly there is following beneficial effect:

above-mentioned a BMS communication box that provides fixes inside the box body through the PCB board that will be provided with communication module, and communication module is connected with the connector lug electricity, and communication module can and external terminal equipment between realize the communication, and communication module is used for transmitting the battery state information that BMS gathered to terminal equipment. The communication box has a simple structure, can be installed in a complex external environment, and monitors the running state of the battery on the terminal equipment in real time; meanwhile, the battery can be conveniently installed, and the battery state can be remotely monitored, the battery fault can be diagnosed, the battery characteristics can be analyzed and the like only by inserting the lead of the BMS into the jack on the box body and connecting the lead with the connector lug on the PCB, so that the battery has important application value; meanwhile, the production cost is low, and the batch production is convenient.

Drawings

Fig. 1 is a schematic structural diagram of a BMS communication box according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of a BMS communication box according to an embodiment of the present invention.

Reference numerals: 1-box body, 2-PCB board, 11-first cover body, 12-second cover body, 13-jack, 14-fixing part, 21-connector lug, 22-fixing hole, 111-support column, 121-limiting column, 122-limiting hole, 141-second threaded hole and 1111-first threaded hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

Referring to fig. 1, fig. 1 shows a schematic structural diagram of a BMS communication box according to the present invention, and referring to fig. 2, the BMS communication box according to the present embodiment includes a box body 1 and a PCB 2; the box body 1 has a cavity for placing the PCB board 2, the PCB board 2 is fixed inside the cavity, a communication module is arranged on the PCB board 2, a connector lug 21 is arranged on the PCB board 2, a jack 13 opposite to the connector lug 21 is arranged on the outer wall of the box body 1, the connector lug 21 is connected with the BMS through a wire, and the jack 13 is used for inserting the wire.

Above-mentioned a BMS communication box that provides fixes inside box body 1 through the PCB board 2 that will be provided with communication module, and communication module is connected with connector lug 21 electricity, and communication module can with external terminal equipment between realize the communication, and communication module is used for transmitting the battery state information that BMS gathered to terminal equipment. The communication box has a simple structure, can be installed in a complex external environment, and monitors the running state of the battery on the terminal equipment in real time; meanwhile, the battery can be conveniently installed, and the battery state can be remotely monitored, the battery fault can be diagnosed, the battery characteristics can be analyzed and the like only by inserting the lead of the BMS into the jack 13 on the box body 1 and connecting the lead with the connector lug 21 on the PCB 2, so that the battery has important application value; meanwhile, the production cost is low, and the batch production is convenient.

The terminal device may be a mobile phone, a computer, or the like.

As an embodiment of the present invention, the box body 1 includes a first cover 11 and a second cover 12, and the first cover 11 and the second cover 12 enclose and form a cavity. The PCB board 2 is fixed between the first cover body 11 and the second cover body 12, so that the installation is convenient, and the batch production of the communication boxes is convenient.

Specifically, the first cover body 11 has an open slot with an upward opening, the second cover body 12 is plate-shaped and covers the top of the first cover body 11, a plurality of support columns 111 for supporting the PCB 2 are provided in the open slot, and a plurality of limiting columns 121 abutted to the PCB 2 are provided at the bottom of the second cover body 12. Support column 111 is located PCB board 2's below and with PCB board 2 butt, spacing post 121 is located PCB board 2's top and with PCB board 2 butt, PCB board 2 is cliied by support column 111 and spacing post 121 to make spacing post 121 and support column 111 can play fixed spacing effect to PCB board 2.

Preferably, the supporting post 111 is provided with a first threaded hole 1111, the PCB 2 is provided with a fixing hole 22 opposite to the first threaded hole 1111, the second cover 12 is provided with a limiting hole 122 opposite to the first threaded hole 1111, and the second cover 12 is fixed to the first cover 11 by a screw passing through the limiting hole 122 and the fixing hole 22 in sequence and being inserted into the first threaded hole 1111. And the mode of screw fixation is adopted, so that the installation and the disassembly are convenient. Of course, other fixing methods can be adopted, and the present invention does not limit the fixing method.

More specifically, the limiting hole 122 is located in the limiting column 121, the limiting column 121 and the supporting column 111 are arranged oppositely, and a screw is inserted into the limiting hole 122, passes through the fixing hole 22, and is embedded into the first threaded hole 1111, so that the limiting column 121, the PCB 2 and the supporting column 111 are fixed together at the same time, and a better fixing effect is achieved.

As an embodiment of the present invention, the PCB board 2 is further provided with a GPS module. The GPS module is electrically connected with the communication module, can acquire the position information of the communication box and sends the position information to the terminal equipment, so that a worker can know the position of the communication box from the terminal equipment conveniently, and when the battery is in a fault state, the worker can know the position of the battery clearly according to the position of the communication box, so that the battery can be maintained and replaced conveniently.

Referring to fig. 2, a plurality of fixing portions 14 are provided on a side surface of the box body 1, and the plurality of fixing portions 14 are used to fixedly mount the communication box. The communication box is fixed by fixing the fixing portion 14 to a predetermined mounting portion. Wherein the designated mounting location may be a mounting case of the BMS, or the like.

Specifically, the fixing portion 14 is provided with a second screw hole 141, and is fixedly connected to a predetermined mounting portion by a screw. Of course, other fixing methods such as welding, riveting, etc. can be adopted for fixing, and the utility model is not limited to this.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A BMS communication box is characterized in that the communication box comprises a box body and a PCB board; the box body has the cavity that is used for placing the PCB board, the PCB board is fixed inside the cavity, be provided with communication module on the PCB board, be provided with the connector lug on the PCB board, set up on the box body outer wall with the relative jack in connector lug position, the connector lug passes through the wire with the BMS and is connected, the jack supplies the wire inserts.

2. The BMS communication box according to claim 1, wherein the box body comprises a first cover and a second cover enclosing the cavity.

3. The BMS communication box according to claim 2, wherein the first cover has an opening groove with an upward opening, the second cover has a plate shape and is covered above the first cover, the opening groove has a plurality of support posts for supporting the PCB, and the bottom of the second cover is provided with a plurality of position-limiting posts abutting against the PCB.

4. The BMS communication box according to claim 3, wherein the support post is formed with a first screw hole, the PCB is formed with a fixing hole opposite to the first screw hole, the second cover is formed with a stopper hole opposite to the first screw hole, and the second cover is fixed to the first cover by means of a screw passing through the stopper hole and the fixing hole in sequence and being inserted into the first screw hole.

5. The BMS communication box according to claim 4, wherein the restraining hole is located within the restraining post.

6. The BMS communication box according to any one of claims 1 to 5, wherein a GPS module is further provided on the PCB.

7. The BMS communication box according to any one of claims 1 to 5, wherein a plurality of fixing parts for fixedly mounting the communication box are provided at a side of the box body.

8. The BMS communication box according to claim 7, wherein the fixing part is formed with a second screw hole.