CN214706077U - Battery pack convenient to rework and detach - Google Patents

Abstract

The utility model discloses a group battery convenient to rework and dismantle, including fin, BMS mainboard and electric core group, its characterized in that: the radiating fins are connected and installed on MOS tubes of the BMS mainboard through threads; the left end and the right end of the BMS mainboard are provided with a plurality of threaded holes; the battery pack comprises a plurality of battery cells, a left support, a right support and a plurality of nickel sheets, the battery cells are installed between the left support and the right support, the left support and the right support are fixed together through screws, nickel sheet mounting grooves are formed in the left support and the right support, the nickel sheets are in contact with the battery cells through the nickel sheet mounting grooves, the tapping positions of the nickel sheets are provided with through holes corresponding to threaded holes, and the nickel sheets are fixedly connected with the BMS mainboard through screws. The utility model is simple in operation reliably, can disassemble bad group battery to divide into three big modules of fin, BMS mainboard and electric core group. And (5) maintaining and combining different modules and reusing the modules. Not only can reduce the cost, but also can meet the requirement of environmental protection.

Description

Battery pack convenient to rework and detach

Technical Field

The utility model relates to a technical field is dismantled to the group battery, especially relates to a group battery convenient to rework and dismantle.

Background

As is well known, power cells are increasingly widely used. It can be said that the power battery is changing our lives, making our lives more environmentally friendly, light and beautiful. The power battery is a very important position in electric vehicles, electric tools, energy storage, power chargers, shared scooters, shared bicycles, electric motorcycles, electric automobiles and the like. The cost of power cells also accounts for over 60% of these applications. However, the battery pack in the prior art is connected by soldering or laser welding, cannot be disassembled by reworking, and is generally scrapped directly. A small part of the scheme is that the battery is crushed to extract metal for recycling. This results in a great waste of resources. Therefore, it is important how to recycle the battery pack.

Therefore, a module which is simple and reliable in operation, can disassemble a bad battery pack and is divided into three modules of a cooling fin, a BMS main board and a battery pack is particularly needed. And (5) maintaining and combining different modules and reusing the modules. The battery pack can reduce the cost and meet the environmental protection requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the weak point among the above-mentioned prior art and provide an easy operation reliably, can disassemble bad group battery to divide into three big modules of fin, BMS mainboard and electric core group. And (5) maintaining and combining different modules and reusing the modules. The battery pack can reduce the cost and meet the environmental protection requirement.

The utility model discloses a realize through following mode:

including fin, BMS mainboard and electric core group, its characterized in that: the radiating fins are installed on MOS tubes of the BMS mainboard through threaded connection; the left end and the right end of the BMS mainboard are provided with a plurality of threaded holes; the electric core group includes a plurality of electric cores, left socle, right branch frame and a plurality of nickel piece, electric core installs between left socle and right branch frame, left socle and right branch frame pass through the screw fixation and are in the same place, the nickel piece mounting groove has all been seted up on left socle and the right branch frame, the nickel piece passes through nickel piece mounting groove and electric core contact, the department of taking a percentage of nickel piece sets up the through-hole that corresponds with the screw hole, the nickel piece passes through the screw through-hole and is in the same place with BMS mainboard fixed connection.

Furthermore, a nut is arranged on the MOS tube accessory of the BMS mainboard, and the radiating fins are installed on the MOS tube of the BMS mainboard through threaded connection nuts; be provided with female seat of discharging, female seat and NTC needle file of charging on the BMS mainboard.

Furthermore, a plurality of wiring clamping grooves are formed in the left support.

Furthermore, the left bracket and the right bracket are made of plastic materials; liners are placed on the left support left end surface and the right support right end surface.

Further, the liner is an insulating buffer material.

Furthermore, a raised head is arranged at the joint of the nickel sheet tap and the nickel body in a bending mode.

The beneficial effects of the utility model reside in that: under the original service function's of group battery circumstances not changing, can remove the relation of connection of fin and BMS mainboard fast through the unscrew screw, just can be quick dismantle the pencil on the BMS mainboard through extracting corresponding public head of pencil and NTC pencil from female seat that discharges, the female seat that charges and NTC needle file, rethread unscrew nickel piece take a percentage the screw alright quick with BMS mainboard and electric core group separation. At this moment, the heat radiating fins, the BMS main board and the electric core group can be maintained and combined and reused.

Drawings

FIG. 1 is a schematic view of the exploded structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure of the utility model A;

FIG. 3 is an enlarged schematic view of the structure of the utility model B;

fig. 4 is a schematic view of an assembly structure of the present invention.

1. A heat sink; 2. a BMS motherboard; 3. the electric core group; 4. a liner; 5. a raised head; 21. a threaded hole; 22. a nut; 23. a discharge female socket; 24. a charging female seat; 25. an NTC needle seat; 31. an electric core; 32. a left bracket; 33. a right bracket; 34. a nickel sheet; 321. a wiring clamping groove.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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 should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

a battery pack convenient to rework and detach, as shown in fig. 1 to 4, comprises a heat sink 1, a BMS motherboard 2 and a cell group 3, and is characterized in that: the radiating fins 1 are installed on MOS tubes of the BMS mainboard 2 through threaded connection; the left end and the right end of the BMS mainboard 2 are provided with a plurality of threaded holes 21; the electric core group 3 includes a plurality of electric cores 31, left socle 32, right branch frame 33 and a plurality of nickel pieces 34, electric core 31 installs between left socle 32 and right branch frame 33, left socle 32 and right branch frame 33 pass through the screw fixation and are in the same place, the nickel piece mounting groove has all been seted up on left socle 32 and the right branch frame 33, nickel piece 34 passes through nickel piece mounting groove and electric core 31 contact, the department of taking a percentage of nickel piece 34 sets up the through-hole that corresponds with screw hole 21, nickel piece 34 passes through the screw through-hole and is in the same place with BMS mainboard 2 fixed connection.

Further, a nut 22 is arranged on the MOS tube accessory of the BMS mainboard 2, and the radiating fin 1 is installed on the MOS tube of the BMS mainboard 2 through the threaded nut 22; the BMS main board 2 is provided with a discharging female socket 23, a charging female socket 24, and an NTC pin socket 25.

Further, a plurality of wiring slots 321 are disposed on the left bracket 32.

Further, the left bracket 32 and the right bracket 33 are both made of plastic materials; the left end surface of the left bracket 32 and the right end surface of the right bracket 33 are both provided with the pad 4.

Further, the pad 4 is an insulating buffer material.

Furthermore, a raised head 5 is arranged at the joint of the nickel sheet 34 tap and the nickel body bending.

In this embodiment, the utility model discloses in the aspect of whole function with through soldering or laser welding connection group battery service function of constituteing, in order to prevent the short circuit of electric core group 3 and improve anti falling anti vibration ability simultaneously, consequently left socle 32 and right branch frame 33 are the plastic material, and liner 4 has all been placed on left socle 32 left end surface and right branch frame 33 right-hand member surface, and liner 4 is insulating buffer material. When the utility model discloses the group battery breaks down, takes off liner 4 earlier, and the follow-up staff of being convenient for dismantles. First, since the heat sink 1 is installed on the MOS tube of the BMS board 2 by means of the screw connection, the worker can quickly release the connection relationship between the heat sink 1 and the BMS board 2 only by loosening the screw, and at the same time, in order to protect the BMS board 2 and the installation convenience, the MOS tube accessory of the BMS board 2 is provided with the nut 22, and the heat sink 1 is installed on the MOS tube of the BMS board 2 by means of the screw connection nut 22. Then, in order to be able to conveniently detach the harness connected to the BMS main board 2, the discharging female socket 23, the charging female socket 24, and the NTC pin socket 25 are provided on the BMS main board 2, so that only the corresponding harness male and NTC harnesses need to be pulled out, and it is possible to re-insert the harness during installation. Next, because the left and right ends of the BMS board 2 are provided with a plurality of screw holes 21; the electric core group 3 includes a plurality of electric cores 31, left socle 32, right branch frame 33 and a plurality of nickel piece 34, electric core 31 installs between left socle 32 and right branch frame 33, left socle 32 and right branch frame 33 pass through the screw fixation together, the nickel piece mounting groove has all been seted up on left socle 32 and the right branch frame 33, nickel piece 34 passes through the contact of nickel piece mounting groove and electric core 31, the department of taking a percentage of nickel piece 34 sets up the through-hole that corresponds with screw hole 21, nickel piece 34 passes the through-hole through the screw and is in the same place with BMS mainboard 2 fixed connection, the staff only need loosen the screw that the nickel piece was taken a percentage like this alright quick with BMS mainboard 2 and the separation of electric core group 3. Simultaneously in order to improve the contact effect of nickel piece 34 and BMS mainboard 2, consequently nickel piece 34 takes a percentage and the nickel body junction of bending is provided with plush copper 5 and reduces the contact impedance of nickel piece 34 and BMS mainboard 2, and the utility model discloses the screw that nickel piece 34 and BMS mainboard 2 are connected the adoption is preferably flat head screw, can increase area of contact like this. In order to fix the NTC wire and the wire harness in the electrical core group 3, the left bracket 32 is provided with a plurality of wire slots 321, so that the NTC wire harness can be fixed, and the NTC wire harness can be conveniently detached and installed by a worker. Finally, the staff alright be directed against fin 1, BMS mainboard 2 and electric core group 3 and maintain the combination to reuse realizes cyclic utilization, reduce cost and the purpose of environmental protection.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a group battery convenient to rework dismantlement, includes fin (1), BMS mainboard (2) and electric core group (3), its characterized in that: the radiating fins (1) are installed on MOS (metal oxide semiconductor) tubes of the BMS mainboard (2) through threaded connection; the left end and the right end of the BMS main board (2) are provided with a plurality of threaded holes (21); the battery pack (3) comprises a plurality of battery cells (31), a left support (32), a right support (33) and a plurality of nickel sheets (34), the battery cells (31) are installed between the left support (32) and the right support (33), the left support (32) and the right support (33) are fixed together through screws, nickel sheet mounting grooves are formed in the left support (32) and the right support (33), the nickel sheets (34) are in contact with the battery cells (31) through the nickel sheet mounting grooves, through holes corresponding to the threaded holes (21) are formed in the tapping positions of the nickel sheets (34), and the nickel sheets (34) pass through the through holes through the screws and are fixedly connected with the BMS mainboard (2).

2. The battery pack facilitating rework disassembly of claim 1, wherein: the MOS tube accessory of the BMS mainboard (2) is provided with a nut (22), and the radiating fin (1) is installed on the MOS tube of the BMS mainboard (2) through the threaded connection nut (22); the BMS mainboard (2) is provided with a discharging female seat (23), a charging female seat (24) and an NTC needle seat (25).

3. The battery pack facilitating rework disassembly of claim 1, wherein: the left support (32) is provided with a plurality of wiring clamping grooves (321).

4. The battery pack facilitating rework disassembly of claim 1, wherein: the left bracket (32) and the right bracket (33) are made of plastic materials; and the left end surface of the left support (32) and the right end surface of the right support (33) are both provided with the gaskets (4).

5. The battery pack facilitating rework disassembly of claim 4, wherein: the pad (4) is made of insulating buffer material.

6. The battery pack facilitating rework disassembly of claim 1, wherein: and a raised head (5) is arranged at the joint of the nickel sheet (34) tap and the nickel body bending.

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