CN210120167U

CN210120167U - Anti-drop electricity core structure that second grade is fixed

Info

Publication number: CN210120167U
Application number: CN201920964176.7U
Authority: CN
Inventors: 蔡科; 苟堂仁; 陈兆卿; 冯春江; 苟勇
Original assignee: Yibin Times New Energy Co Ltd
Current assignee: Yibin Times New Energy Co Ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-02-28
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a relate to electric core technical field, specifically be a fixed anti-drop electric core structure of second grade, including electric core shell, electric core shell is the rectangle box structure of no upper surface, and electric core shell's upper end is sealed to have an electric core closing cap, and the fixed welding of outer lane department of electric core closing cap has the sealed rand of round. The utility model discloses well anodal electricity core and negative pole electricity core upper end realize once fixing through electric core closing cap, and the lower extreme realizes the secondary through bottom end fixed plate and fixes, and the second grade is fixed, and anti-drop is prevented falling the nature well, is difficult to damage, long service life; the utility model discloses but well electric core casing and inside bottom dead plate cyclic utilization, especially bottom dead plate, it is not fragile, make things convenient for cyclic utilization, accord with energy-concerving and environment-protective demand.

Description

Anti-drop electricity core structure that second grade is fixed

Technical Field

The utility model relates to an electricity core technical field specifically is a fixed anti-drop electricity core structure of second grade.

Background

The cell structure is a component of a battery, which is a storage part in a rechargeable battery, but the cell structure still has the following disadvantages in the actual use process:

1. in the prior art, a battery is easy to fall and fall, and an electric core inside the battery is easy to loosen when the battery falls and moves, so that the use is influenced, and the battery is unstable to fix;

2. in the prior art, the shell outside the battery cell cannot be recycled, and certain waste phenomenon exists.

Therefore, a two-stage fixed anti-drop battery cell structure is provided to well solve the above disadvantages.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed anti-drop electricity core structure of second grade to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a two-stage fixed anti-drop cell structure comprises a cell shell, wherein the cell shell is a rectangular box structure without an upper surface, a cell sealing cover is sealed at the upper end of the cell shell, a circle of sealing retainer ring is fixedly welded at the outer ring of the cell sealing cover, the lower end of the sealing retainer ring is fixed in a clamping groove at the outer ring of the upper end of the cell shell in a pressing way, the battery cell sealing cover is provided with a positive electrode battery cell and a negative electrode battery cell on the left and right sides of the upper surface respectively, the positive electrode battery cell, the negative electrode battery cell and the battery cell sealing cover are in interference fit, the outer rings of the upper ends of the positive electrode battery cell and the negative electrode battery cell are fixedly provided with a circle of limiting ring, the limiting ring is movably attached to the upper surface of the battery cell sealing cover, the lower ends of the positive battery cell and the negative battery cell extend into the bottom of the battery cell shell and are clamped in the limiting grooves corresponding to the battery cell shell, the limiting groove is formed in the surface of the bottom fixing plate, and the bottom fixing plate is of a rectangular plate-shaped structure and movably attached to the bottom surface of the interior of the battery cell shell.

Preferably, the clamping groove is of a circular groove-shaped structure, and the section of the lower end of the clamping groove is of a triangular shape which is sunken downwards.

Preferably, the outer ring of the limiting ring is sleeved with an insulating energy gathering ring, and the left and right groups of insulating energy gathering rings are respectively and fixedly arranged at the outer rings of the positive electrode cell and the negative electrode cell.

Preferably, the left and right sides face of the bottom fixing plate is fixedly welded with a second spring, and one end, far away from the bottom fixing plate, of the second spring is movably attached to the inner wall of the battery cell shell.

Preferably, the intermediate position of bottom fixed plate is provided with flexible groove, flexible groove is the bottom setting that T font structure runs through bottom fixed plate, and the inside activity of the left and right sides in flexible groove is provided with two sets of pressure pins.

Preferably, the compression pin is L font structure, and control two sets of compression pins and be the setting of symmetry form, through a spring fixed welding between two sets of compression pins, the upper right end activity laminating of the compression pin of right-hand member sets up in the lower extreme outer lane department of negative pole electricity core, and the upper left end activity laminating of the compression pin of left end sets up in the lower extreme outer lane department of anodal electricity core, and controls the compression pin upper end at both ends and be provided with the hypotenuse.

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

1. the utility model discloses well anodal electricity core and negative pole electricity core upper end realize once fixing through electric core closing cap, and the lower extreme realizes the secondary through bottom end fixed plate and fixes, and the second grade is fixed, and anti-drop is prevented falling the nature well, is difficult to damage, long service life;

2. the utility model discloses but well electric core casing and inside bottom dead plate cyclic utilization, especially bottom dead plate, it is not fragile, make things convenient for cyclic utilization, accord with energy-concerving and environment-protective demand.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: cell casing 1, cell closing cap 2, anodal electric core 3, negative pole electric core 4, spacing collar 5, insulating energy gathering ring 6, sealing rand 7, bottom end fixing plate 8, spacing groove 9, compress tightly pin 10, flexible groove 11, spring 12, draw-in groove 13, spring 14 No. two, hypotenuse 15.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a two-stage fixed anti-drop cell structure comprises a cell shell 1, wherein the cell shell 1 is of a rectangular box structure without an upper surface, a cell sealing cover 2 is sealed at the upper end of the cell shell 1, a circle of sealing retainer ring 7 is fixedly welded at the outer ring of the cell sealing cover 2, the lower end of the sealing retainer ring 7 is fixed in a clamping groove 13 at the outer ring of the upper end of the cell shell 1 in a pressing mode, the clamping groove 13 is of a circular groove-shaped structure, the section of the lower end of the clamping groove 13 is of a triangular shape which is sunken downwards, and the sealing retainer ring 7 is limited in a groove at the lower end of the clamping;

the left side and the right side of the upper surface of the cell sealing cover 2 are respectively penetrated with an anode cell 3 and a cathode cell 4, the anode cell 3, the cathode cell 4 and the cell sealing cover 2 are in interference fit, the outer rings of the upper ends of the anode cell 3 and the cathode cell 4 are both fixedly provided with a circle of limiting ring 5, the limiting ring 5 is movably attached to the upper surface of the cell sealing cover 2, the outer ring of the limiting ring 5 is sleeved with an insulating energy-gathering ring 6, the left group of insulating energy-gathering rings 6 and the right group of insulating energy-gathering rings 6 are respectively fixedly arranged at the outer rings of the anode cell 3 and the cathode cell 4, the electricity-gathering amount of the end part of the;

the lower ends of the positive electrode cell 3 and the negative electrode cell 4 extend into the bottom of the cell shell 1 and are clamped in the corresponding limiting grooves 9, the limiting grooves 9 are formed in the surface of the bottom fixing plate 8, the two sides of the left side and the right side of the bottom fixing plate 8 are fixedly welded with the second springs 14, one ends, far away from the bottom fixing plate 8, of the second springs 14 are movably attached to the inner wall of the cell shell 1, the bottom fixing plate 8 is convenient to disassemble, assemble and recycle, the bottom fixing plate 8 can be always kept in a position right below the positive electrode cell 3 and the negative electrode cell 4 through the acting forces of the second springs 14 on the two sides, the structure is stable, a certain buffering protection effect is achieved, and the practicability is high;

wherein, the bottom fixing plate 8 is a rectangular plate structure and is movably jointed on the inner bottom surface of the cell shell 1, a telescopic groove 11 is arranged at the middle position of the bottom fixing plate 8, the telescopic groove 11 is a T-shaped structure and penetrates through the bottom of the bottom fixing plate 8, two groups of compression pins 10 are movably arranged at the inner parts of the left side and the right side of the telescopic groove 11, the compression pins 10 are L-shaped structures, the two groups of compression pins 10 are symmetrically arranged, the two groups of compression pins 10 are fixedly welded through a spring 12, the upper right end of the compression pin 10 at the right end is movably jointed at the outer ring of the lower end of the negative cell 4, the upper left end of the compression pin 10 at the left end is movably jointed at the outer ring of the lower end of the positive cell 3, the compression pin 10 is used for further fixing the lower ends of the positive cell 3 and the negative cell 4 in an abutting mode, the spring 12 is used for providing a compression effect, hypotenuse 15 makes things convenient for the installation of anodal electric core 3 and negative pole electric core 4, and when anodal electric core 3 and negative pole electric core 4 inserted the spacing groove 9, can contradict hypotenuse 15 for compress tightly the corresponding shrink of pin 10, the phenomenon that the installation can not appear.

The working principle is as follows:

anodal electricity core 3 and 4 upper ends of negative pole electricity core are spacing through spacing collar 5, can excessively stretch into 1 inside of electricity core casing, anodal electricity core 3, interference fit between the equal and electric core closing cap 2 of negative pole electricity core 4, itself can not remove, and electric core closing cap 2 is fixed through sealed rand 7 pressfitting and is realized the sealed of electricity core casing 1 in draw-in groove 13, anodal electricity core 3 and the restriction of 4 bottom end blocks of negative pole electricity core are in the spacing groove 9 of bottom fixed plate 8 upper surface, upper and lower second grade is fixed, can not drop, and 8 movable lamination of bottom fixed plate are in 1 inside bottom surface of electricity core casing, No. two spring 14 effort of bottom fixed plate 8 accessible both sides remain throughout just to the position of anodal electricity core 3 and 4 below of negative pole electricity core, the structure is firm, and certain buffering guard action.

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. The utility model provides a fixed anti-drop electricity core structure of second grade, includes electric core casing (1), its characterized in that: the battery cell casing (1) is of a rectangular box structure without an upper surface, the upper end of the battery cell casing (1) is sealed with a battery cell sealing cover (2), a circle of sealing retainer ring (7) is fixedly welded at the outer ring of the battery cell sealing cover (2), the lower end of the sealing retainer ring (7) is fixed in a clamping groove (13) at the outer ring of the upper end of the battery cell casing (1) in a pressing way, the left side and the right side of the upper surface of the battery cell sealing cover (2) are respectively penetrated with an anode battery cell (3) and a cathode battery cell (4), the anode battery cell (3), the cathode battery cell (4) and the battery cell sealing cover (2) are in interference fit, the outer rings of the upper ends of the anode battery cell (3) and the cathode battery cell (4) are respectively and fixedly provided with a circle of limiting ring (5), the limiting rings (5) are movably attached to the upper surface of the battery cell sealing cover (2), the lower ends of the anode battery cell (3) and the cathode battery cell (4) extend, the limiting groove (9) is formed in the surface of the bottom end fixing plate (8), and the bottom end fixing plate (8) is of a rectangular plate-shaped structure and movably attached to the bottom surface of the interior of the battery cell shell (1).

2. The two-stage fixed anti-drop battery cell structure according to claim 1, characterized in that: the clamping groove (13) is of a circular groove-shaped structure, and the section of the lower end of the clamping groove (13) is of a downward-sunken triangular shape.

3. The two-stage fixed anti-drop battery cell structure according to claim 1, characterized in that: the outer lane department cover of spacing collar (5) is equipped with insulating and gathers can ring (6), controls two sets of insulating and gathers can ring (6) and fix the outer lane department that sets up at anodal electric core (3) and negative pole electric core (4) respectively.

4. The two-stage fixed anti-drop battery cell structure according to claim 1, characterized in that: the left side face and the right side face of the bottom end fixing plate (8) are fixedly welded with a second spring (14), and one end, far away from the bottom end fixing plate (8), of the second spring (14) is movably attached to the inner wall of the battery cell shell (1).

5. The two-stage fixed anti-drop battery cell structure according to claim 1, characterized in that: the intermediate position of bottom fixed plate (8) is provided with flexible groove (11), flexible groove (11) are the bottom setting that the T font structure runs through bottom fixed plate (8), and the inside activity of the left and right sides in flexible groove (11) is provided with two sets of pins (10) that compress tightly.

6. The two-stage fixed anti-drop battery cell structure according to claim 5, characterized in that: compress tightly pin (10) and be L font structure, control two sets of pins that compress tightly (10) and be the symmetry form setting, through a spring (12) fixed weld between two sets of pins that compress tightly (10), the lower extreme outer lane department setting of the upper right end activity laminating of the pin that compresses tightly (10) of right-hand member at negative pole electric core (4), the lower extreme outer lane department setting of the upper left end activity laminating of the pin that compresses tightly (10) of left end at positive pole electric core (3), and control the pin that compresses tightly (10) upper end at both ends and be provided with hypotenuse (15).