CN211150976U

CN211150976U - Portable balanced pencil of power battery monomer electricity core

Info

Publication number: CN211150976U
Application number: CN201922007937.2U
Authority: CN
Inventors: 冯凯; 蒋冬杰
Original assignee: Shanghai Rongsheng New Energy Technology Co Ltd
Current assignee: Shanghai Rongsheng New Energy Technology Co Ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-31
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a portable balanced wire harness of a single battery cell of a power battery, which comprises a storage box body, wherein a winding shaft is arranged in the storage box body, and a balanced wire harness body is wound on the winding shaft; wire outlet holes are formed in the two ends of the storage box body, and a guide shaft is respectively arranged at the two ends in the storage box body; a coiling leaf is arranged on one side of the coiling shaft in the storage box body, one end of the coiling leaf is connected with the end part of the coiling shaft, and the other end of the coiling leaf is fixed on the inner wall of the storage box body; the utility model discloses a pack balanced pencil body in the storage box body, the winding of coiling axle to balanced pencil is realized to the elastic action of the spring coiling piece that utilizes, can freely pull out balanced pencil both ends, uses and accomplishes the back, withdraws automatically under the retraction power of spring coiling piece, realizes the automatic storage of balanced pencil, avoids balanced pencil winding to tie a knot, conveniently wholly carries; meanwhile, the coil spring is S-shaped and surrounds the positioning shaft, so that the installation stability is good, the stretching and retracting strength is good, and the coil spring is not easy to deform under the auxiliary support of the positioning shaft.

Description

Portable balanced pencil of power battery monomer electricity core

Technical Field

The utility model relates to a relevant technical field of battery specifically is a portable balanced pencil of power battery monomer electricity core.

Background

The power battery is a power source for providing power source for the tool, and is a storage battery for providing power for electric automobiles, electric trains, electric bicycles and golf carts. Which is mainly distinguished from a starting battery for starting an engine of an automobile. Valve-port sealed lead-acid batteries, open tubular lead-acid batteries and lithium iron phosphate batteries are mostly used. The power battery has the characteristics of high energy, high power, high energy density, cyclic use in a high-rate partial charge state (HRPSOC) and the like, and has a wide working temperature range of-30-65 ℃; the service life is long, can reach 5-10 years, and is safe and reliable.

The wiring harness is a wiring component for connecting various electrical equipment in an automobile circuit and comprises an insulating sheath, a wiring terminal, a lead, an insulating binding material and the like. At present, power battery passes through the balanced pencil and realizes electric power transmission or the signal of telecommunication with external equipment, and current balanced pencil is difficult to carry because its length is longer, and twines easily when receiving and releasing and knot, brings the trouble for next use, disassembles many times simultaneously and leads to balanced pencil impaired easily, influences its life.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a portable balanced pencil of power battery monomer electricity core to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a portable balanced wire harness of a single battery cell of a power battery comprises a storage box body, wherein a winding shaft is arranged in the storage box body, and a balanced wire harness body is wound on the winding shaft; two ends of the containing box body are respectively provided with a wire outlet hole, two ends of the containing box body are respectively provided with a guide shaft, one end of the balanced wire harness body bypasses the guide shaft, penetrates out of one wire outlet hole and is connected with the first connecting port, and the other end of the balanced wire harness body bypasses the corresponding guide shaft, penetrates out of the corresponding wire outlet hole and is connected with the second connecting port; and a coiling spring plate is arranged on one side of the coiling shaft in the storage box body, one end of the coiling spring plate is connected with the end part of the coiling shaft, and the other end of the coiling spring plate is fixed on the inner wall of the storage box body.

Preferably, the positions of the inner wall of the storage box body corresponding to the two ends of the winding shaft are respectively provided with a bearing seat, and the two ends of the winding shaft are arranged in the bearing seats.

Preferably, the two outlet holes are respectively arranged at the opposite ends of the two end faces of the storage box body.

Preferably, the two guide shafts are respectively opposite to the corresponding wire outlet holes.

Preferably, the coil spring pieces are wound in a continuous S shape, the storage box body is internally provided with a positioning shaft in each bending point of the coil spring pieces, and the coil spring pieces are sequentially wound on the positioning shafts.

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

the utility model discloses a pack balanced pencil body in the storage box body, the winding of coiling axle to balanced pencil is realized to the elastic action of the spring coiling piece that utilizes, can freely pull out balanced pencil both ends, uses and accomplishes the back, withdraws automatically under the retraction power of spring coiling piece, realizes the automatic storage of balanced pencil, avoids balanced pencil winding to tie a knot, conveniently wholly carries; meanwhile, the coil spring is S-shaped and surrounds the positioning shaft, so that the installation stability is good, the stretching and retracting strength is good, and the coil spring is not easy to deform under the auxiliary support of the positioning shaft.

Drawings

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

fig. 2 is a schematic view of the specific structure inside the storage box body of the present invention;

fig. 3 is a schematic view of the connection structure of the balance harness body and the spring piece on the winding shaft of the present invention.

In the figure: 1. a storage box body; 2. a winding shaft; 3. equalizing the harness body; 4. a wire outlet hole; 5. a guide shaft; 6. a first connection port; 7. a second connection port; 8. positioning the shaft; 9. rolling the reed; 10. and a bearing seat.

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 should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 referred to 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a portable balanced wire harness of a single battery cell of a power battery comprises a storage box body 1, wherein a winding shaft 2 is installed in the storage box body 1, and a balanced wire harness body 3 is wound on the winding shaft 2; two ends of the containing box body 1 are respectively provided with a wire outlet hole 4, two ends of the containing box body 1 are respectively provided with a guide shaft 5, one end of the balanced wire harness body 3 bypasses the guide shaft 5, penetrates out of one wire outlet hole 4 and is connected with a first connecting port 6, and the other end of the balanced wire harness body 3 bypasses the corresponding guide shaft 5, penetrates out of the corresponding wire outlet hole 4 and is connected with a second connecting port 7; a coil spring sheet 9 is arranged on one side of the winding shaft 2 in the storage box body 1, one end of the coil spring sheet 9 is connected with the end part of the winding shaft 2, and the other end of the coil spring sheet is fixed on the inner wall of the storage box body 1.

Furthermore, a bearing seat 10 is respectively installed on the inner wall of the storage box body 1 corresponding to the two ends of the winding shaft 2, and the two ends of the winding shaft 2 are installed in the bearing seats 10.

Further, the two outlet holes 4 are respectively disposed at opposite ends of two end surfaces of the storage box body 1.

Furthermore, the two guide shafts 5 are respectively opposite to the corresponding wire outlet holes 4.

Further, the coil spring plate 9 is continuously wound in an S shape, the storage box body 1 is provided with a positioning shaft 8 in each bending point of the coil spring plate 9, and the coil spring plates 9 are sequentially wound on the positioning shafts 8

The working principle is as follows: in an idle state, the balanced wire harness body 3 is accommodated in the accommodating box body 1, and a first connecting port 6 and a second connecting port 7 at two ends of the balanced wire harness body are respectively limited outside the wire outlet hole 4; when the balanced wire harness is used, one end of the balanced wire harness body 3 where the first connecting port 6 or the second connecting port 7 is located is pulled to drive the winding shaft 2 to rotate, so that two ends of the balanced wire harness body 3 respectively extend out of the wire outlet holes 4, the first connecting port 6 is connected with a single power battery cell, and the second connecting port 7 is connected with corresponding equipment; after the balanced wire harness body 3 is used, the winding shaft 2 reversely rotates under the retraction force of the coil spring piece 9, the balanced wire harness body 3 is automatically retracted, the balanced wire harness body 3 is automatically stored, the balanced wire harness body 3 is prevented from being wound and knotted, and the balanced wire harness body is convenient to carry integrally; meanwhile, the coil spring plate 9 is S-shaped and is wound on the positioning shaft 8, the installation stability is good, the stretching and retracting strength is good, and the coil spring plate is not easy to deform under the auxiliary support of the positioning shaft 8.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable balanced wire harness of a single battery cell of a power battery is characterized by comprising a storage box body (1), wherein a winding shaft (2) is installed in the storage box body (1), and a balanced wire harness body (3) is wound on the winding shaft (2); two ends of the storage box body (1) are respectively provided with a wire outlet hole (4), two ends in the storage box body (1) are respectively provided with a guide shaft (5), one end of the balanced wire harness body (3) bypasses the guide shaft (5) and penetrates out of one wire outlet hole (4) and is connected with the first connecting port (6), and the other end of the balanced wire harness body (3) bypasses the corresponding guide shaft (5) and penetrates out of the corresponding wire outlet hole (4) and is connected with the second connecting port (7); a coil spring piece (9) is arranged on one side of the winding shaft (2) in the storage box body (1), one end of the coil spring piece (9) is connected with the end of the winding shaft (2), and the other end of the coil spring piece is fixed on the inner wall of the storage box body (1).

2. The portable balanced wire harness of power battery cell of claim 1, characterized in that: the inner wall of the storage box body (1) is provided with a bearing seat (10) at the position corresponding to the two ends of the winding shaft (2), and the two ends of the winding shaft (2) are arranged in the bearing seats (10).

3. The portable balanced wire harness of power battery cell of claim 1, characterized in that: the two wire outlet holes (4) are respectively arranged at the opposite ends of the two end faces of the containing box body (1).

4. The portable balanced wire harness of power battery cell of claim 1, characterized in that: the two guide shafts (5) are respectively opposite to the corresponding wire outlet holes (4).

5. The portable balanced wire harness of power battery cell of claim 1, characterized in that: the coiling leaf spring (9) is encircled in a continuous S shape, a positioning shaft (8) is respectively arranged in each bending point of the coiling leaf spring (9) in the storage box body (1), and the coiling leaf spring (9) is sequentially coiled on each positioning shaft (8).