CN217280926U

CN217280926U - Device for charging and discharging battery cell monomer in battery system

Info

Publication number: CN217280926U
Application number: CN202220990613.4U
Authority: CN
Inventors: 王众; 詹新举; 盛云飞; 鲍英木
Original assignee: Wuhu Etc Battery Ltd
Current assignee: Wuhu Etc Battery Ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-08-23
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a device that is arranged in battery system electric core monomer to charge and discharge relates to battery system technical field, including handheld frame, the bottom side crossbeam both sides of handheld frame are installed respectively and are pressed from both sides post one and press from both sides post two, and press from both sides a slip connection on handheld frame, press from both sides two fixed mounting of post on handheld frame, press from both sides post two and rotate and be connected with the threaded rod to promote through the threaded rod and press from both sides post one and slide along the bottom side crossbeam of handheld frame, press from both sides post one and press from both sides the bottom side of post two and install "U" type clamping piece, "the upper end of U" type clamping piece is rotated and is connected with the bolt, and the clamping piece is installed to the bottom side of bolt. The utility model discloses an adjustable clamp post of threaded rod one and the distance of clamp post two to can clip the connection piece of different intervals, the connection piece is cliied to the distance between rotatory bolt adjusting clamping piece and the "U" type clamping piece lower extreme, detects through pressure sensor, and whether compress tightly through the demonstration of pressure display screen display, thereby avoid pressing from both sides not hard up to cause to the unable normal completion charge-discharge of electricity core because of the crocodile.

Description

Device for charging and discharging battery cell monomer in battery system

Technical Field

The utility model relates to a battery system technical field, concretely relates to a device that is arranged in battery system to electric core monomer to charge and discharge.

Background

The application scenes of the lithium ion battery can be divided into three types, namely consumption, power and energy storage, and because the single voltage of the lithium ion battery is low, the battery cores are required to be connected in series to form a module at the power and energy storage ends, and the battery system reaches the voltage required by the scene. The situation that the voltages of some single battery cells are inconsistent inevitably occurs in the use process of the series-connected battery cells, so that the situation that the whole module and a battery system are not fully charged or discharged occurs, namely the so-called short plate effect.

Most of the existing charging and discharging machines on the market adopt an alligator clip mode, and although the charging and discharging machines have the advantages of high working voltage, small volume, light weight, high energy and the like, the possibility of looseness can occur after long-term use, so that the charging and discharging operation cannot be normally completed. Therefore, a device for charging and discharging a cell in a battery system is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device that is arranged in battery system electric core monomer to charge and discharge to solve the above-mentioned multinomial defect that leads to among the prior art.

The utility model provides a device that is arranged in battery system electric core monomer to charge and discharge, includes handheld frame, the bottom side crossbeam both sides of handheld frame are installed respectively and are pressed from both sides post one and press from both sides post two, just press from both sides post one sliding connection on handheld frame, press from both sides two fixed mounting of post on handheld frame, it is connected with the threaded rod to press from both sides post two rotates, and promotes through the threaded rod press from both sides post one and slide along the bottom side crossbeam of handheld frame, press from both sides post one with press from both sides the bottom side of post two and install "U" type clamping piece, the upper end of "U" type clamping piece rotates and is connected with the bolt, the clamping piece is installed to the bottom side of bolt.

Preferably, the U-shaped clamping piece is clamped on the connecting piece, the connecting piece is sequentially connected with the positive electrode and the negative electrode of the battery cell in series, and the battery cell is installed in the battery box.

Preferably, two sides of the U-shaped clamping piece are respectively connected with a voltage collecting joint and a charging and discharging joint.

Preferably, two pressure sensors are installed on the inner sides of the U-shaped clamping pieces and are electrically connected to the display screens on the corresponding first clamping columns and the corresponding second clamping columns.

Preferably, the handle is mounted at the end of the threaded rod.

The utility model has the advantages that: the utility model discloses an adjustable double-layered post of threaded rod one and the distance of double-layered post two to can clip the connection piece of different intervals, the connection piece is cliied to the distance between rotatory bolt adjusting clamping piece and the "U" type clamping piece lower extreme, detects through pressure sensor, and whether compress tightly through the demonstration of pressure screen display, thereby avoid pressing from both sides the not hard up unable normal completion charge-discharge to electric core that causes because of the crocodile.

Drawings

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

Fig. 2 is the structure schematic diagram of the single electric core connection piece of centre gripping of the utility model.

Fig. 3 is a schematic view of an assembly structure of the handheld frame, the first clamping column and the second clamping column of the present invention.

Fig. 4 is an enlarged structural diagram of a in fig. 3.

Wherein: 1-a handheld frame; 2, clamping a first column; 3-clamping a second column; 4-a threaded rod; 5- "U" type clamping piece; 6-bolt; 7-a clip; 8-connecting sheets; 9-electric core; 10-a battery box; 11-voltage acquisition connection; 12-a charge-discharge joint; 13-a pressure sensor; 14-a display screen; 15-a handle.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1 to 4, a device for charging and discharging a cell monomer in a battery system includes a handheld frame 1, a first clamping column 2 and a second clamping column 3 are respectively installed on two sides of a bottom-side cross beam of the handheld frame 1, the first clamping column 2 is slidably connected to the handheld frame 1, the second clamping column 3 is fixedly installed on the handheld frame 1, the second clamping column 2 is rotatably connected with a threaded rod 4, the first clamping column 2 is pushed by the threaded rod 4 to slide along the bottom-side cross beam of the handheld frame 1, a U-shaped clamping piece 5 is installed on the first clamping column 2 and the second clamping column 3, a bolt 6 is rotatably connected to the upper end of the U-shaped clamping piece 5, and a clamping piece 7 is installed on the bottom side of the bolt 6.

In this embodiment, the "U" shaped clip 5 is clamped on the connection piece 8, the connection piece 8 is sequentially connected with the positive electrode and the negative electrode of the battery cell 9 in series, and the battery cell 9 is installed in the battery box 10.

In this embodiment, two sides of the "U" shaped clip 5 are respectively connected with a voltage collecting connector 11 and a charging and discharging connector 12. The voltage collecting connector 11 is externally connected with a voltage collecting device and used for detecting the voltage condition, and the charging and discharging connector 12 is externally connected with a charging and discharging machine to perform charging and discharging operations on the low-voltage battery core and passes through the anode and the cathode of the color zone tap.

In this embodiment, the inner sides of the two "U" shaped clamping pieces 5 are both installed with pressure sensors 13, and the two pressure sensors 13 are electrically connected to the display screens 14 on the corresponding clamping posts one 2 and two clamping posts 3.

In this embodiment, the threaded rod 4 is fitted at its distal end with a handle 15.

The utility model discloses a theory of operation does: detect department low voltage electric core 9 through detection device, handheld frame 1's upper end, and with "U" type clamping piece on this device double-layered post 3, peg graft on the connection piece 8 of this electric core 9 one side, rotate handle 15 afterwards, it removes along handheld frame 1's lower extreme crossbeam to promote one 3 of clamp post through threaded rod 4, make "U" type clamping piece of one 3 lower extremes of clamp post peg graft on the connection piece 8 of this electric core 9 opposite side, manual rotation bolt 6 pushes down clamping piece 7 and steps up connection piece 8 afterwards, pressure sensor 13's pressure value is displayed on display screen 14, judge whether step up, connect 11 external voltage acquisition device through voltage acquisition afterwards, be used for the detection voltage condition, the external charging and discharging machine of charge-discharge joint 12 carries out the charge-discharge operation to the electric core of low voltage.

The utility model discloses a distance of 4 adjustable clamp posts of threaded rod 2 and two 3 of clamp posts to can clip the connection piece 8 of different intervals, connection piece 8 is cliied to the distance between 6 regulation clamping pieces of rotatory bolt 7 and the 5 lower extremes of "U" type clamping piece, detects through pressure sensor 13, and whether compress tightly through the demonstration of pressure display screen 14, thereby avoid pressing from both sides not hard up to cause to the unable normal completion charge-discharge of electricity core 9 because of the crocodile.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes within the scope of the invention or within the scope equivalent to the invention are all embraced by the invention.

Claims

1. The utility model provides a device that is arranged in battery system electric core monomer to charge and discharge which characterized in that: including handheld frame (1), the bottom side crossbeam both sides of handheld frame (1) are installed respectively and are pressed from both sides post (2) and press from both sides post two (3), just press from both sides post (2) sliding connection on handheld frame (1), press from both sides post two (3) fixed mounting on handheld frame (1), it is connected with threaded rod (4) to press from both sides post two (3) and rotate, and promote through threaded rod (4) press from both sides post (2) along the bottom side crossbeam slip of handheld frame (1), press from both sides post (2) with "U" type clamping piece (5) are installed to the bottom side that presss from both sides post two (3), the upper end of "U" type clamping piece (5) is rotated and is connected with bolt (6), clamping piece (7) are installed to the bottom side of bolt (6).

2. The device of claim 1, wherein the device is used for charging and discharging the cell units in the battery system, and is characterized in that: the U-shaped clamping piece (5) is clamped on the connecting piece (8), the connecting piece (8) is sequentially connected with the positive pole and the negative pole of the battery cell (9) in series, and the battery cell (9) is arranged in the battery box (10).

3. The device of claim 1, wherein the device is used for charging and discharging the cell units in the battery system, and is characterized in that: two sides of the U-shaped clamping piece (5) are respectively connected with a voltage acquisition joint (11) and a charging and discharging joint (12).

4. The device for charging and discharging the battery cell in the battery system according to claim 1, wherein: two pressure sensors (13) are installed on the inner sides of the U-shaped clamping pieces (5), and the two pressure sensors (13) are electrically connected to display screens (14) on the corresponding clamping columns I (2) and the clamping columns II (3).

5. The device of claim 1, wherein the device is used for charging and discharging the cell units in the battery system, and is characterized in that: and a handle (15) is arranged at the tail end of the threaded rod (4).