CN213242758U

CN213242758U - Integrated single-phase battery packaging structure and battery socket

Info

Publication number: CN213242758U
Application number: CN202022412814.XU
Authority: CN
Inventors: 袁郭竣; 潘环吉; 周鳌; 沈荧杰
Original assignee: Ningbo City Quansheng Shell Co ltd
Current assignee: Ningbo City Quansheng Shell Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-05-18
Anticipated expiration: 2030-10-27

Abstract

The utility model provides a single-phase battery packaging structure of integral type and battery socket belongs to ammeter battery technical field. The integrated single-phase battery packaging structure comprises a battery box, an anode metal sheet welded with the anode of the battery, a cathode metal sheet welded with the cathode of the battery, and a battery cover covering the top of the battery box and connected with the battery box in a sealing way; the battery box comprises a cavity and an insulation protection seat positioned on one side of the cavity, the battery is arranged in the cavity, and the two contact pins are respectively inserted into and penetrate through the insulation protection seat. The utility model discloses pack into in the battery box bottom behind battery and positive negative pole sheetmetal welding integral type, improved the reliability of connection contact, pass through battery case and battery cover sealing with battery and conductive metal piece inside the battery case simultaneously, improved the leakproofness of battery case, avoided positive negative pole ponding to switch on, the pin rusts, and the phenomenon in the battery electrolyte infiltration table has been avoided to the bad phenomenon of contact.

Description

Integrated single-phase battery packaging structure and battery socket

Technical Field

The utility model relates to a single-phase battery packaging structure of integral type and battery socket belongs to ammeter battery technical field.

Background

The battery box structure in the present ammeter mainly has the following defects:

(1) contact reliability is not strong: the negative pole of the battery box is contacted with the battery in a spring compression mode, and the structure is easily influenced by the elastic force of the spring, materials, the size deviation of the spring, the riveting reliability of the spring and the negative pole contact piece and other factors.

(2) Improper welding mode selection reduces the battery life and affects contact.

(3) The battery box has poor structural sealing performance, such as U-shaped openings on two sides, which affects the overall sealing of the battery box, so that the positive and negative electrodes are easy to be connected by accumulated water, pins can rust, the contact is poor, and the battery is under-voltage;

(4) the negative pole of the battery box is not insulated, and the short circuit risk exists.

The present application was made based on this.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned defect that exists among the prior art, the utility model provides a single-phase battery packaging structure of integral type and battery socket can improve battery life and reliability, improves the convenience that the battery was changed to the ammeter simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an integrated single-phase battery packaging structure comprises a battery box for mounting a single-phase battery, a positive metal sheet welded with the positive electrode of the battery, a negative metal sheet welded with the negative electrode of the battery, and a battery cover covering the top of the battery box and hermetically connected with the battery box; the battery box comprises a cavity and an insulating protection seat which is positioned on one side of the cavity and comprises two positioning through holes, and the battery is arranged in the cavity, and the two contact pins are respectively inserted into and penetrate through the two positioning through holes.

In order to further increase the sealing performance of the battery box, a preferable scheme is provided, and the battery cover and the battery box bottom are fixed in an ultrasonic welding mode.

In order to further increase the reliability of the connection contact, a preferable scheme is provided, and the battery and the positive metal sheet and the negative metal sheet are welded by adopting a direct current medium-frequency resistance welding process or a laser welding process.

In order to clearly see the mark on the battery, a preferable scheme is provided, and the battery box is made of transparent materials.

In order to facilitate assembly, a preferable scheme is provided, and the top of the battery cover is provided with a handle.

In order to facilitate the installation and replacement of the battery, an optimal scheme is provided, a limiting column is arranged at the bottom of the insulating protection seat and is positioned between the two positioning through holes, and the length of the limiting column is greater than the length of the contact pin extending out of the positioning hole.

A battery socket is matched with the integrated single-phase battery packaging structure for installation, and comprises a socket shell and two conductive needle seats arranged in the socket shell; each conductive needle base comprises an insertion tube, openings arranged at two sides of the insertion tube, two arc-shaped elastic sheets which are symmetrically arranged and arranged in the insertion tube and positioned at the openings, and a metal guide sheet which is led out of the bottom of the socket shell from the insertion tube.

The utility model discloses a principle and beneficial technological effect: the utility model discloses pack into in the battery box bottom behind battery and positive negative pole sheetmetal welding integral type, improved the reliability of connection contact, pass through battery case and battery cover sealing with battery and conductive metal piece inside the battery case simultaneously, improved the leakproofness of battery case, avoided positive negative pole ponding to switch on, the pin rusts, and the phenomenon in the battery electrolyte infiltration table has been avoided to the bad phenomenon of contact. Meanwhile, the battery box is in contact connection with the battery seat through the pins, and the positive and negative pins of the battery box and the battery seat are in elastic surrounding contact design at four sides, so that the contact stability is high, and the contact resistance is small.

Drawings

Fig. 1 is a schematic diagram illustrating an overall external structure of an integrated single-phase battery package structure of the present embodiment in cooperation with a battery socket;

FIG. 2 is a schematic diagram illustrating an internal structure of the integrated single-phase battery package structure according to the present embodiment;

fig. 3 is a schematic structural diagram of a conductive metal sheet in the integrated single-phase battery package structure according to the embodiment;

FIG. 4 is a schematic external view of the battery socket of the present embodiment;

fig. 5 is a schematic view of the internal structure of the battery socket according to the present embodiment;

description of the labeling: the battery pack comprises a battery box 100, a cavity 110, an insulating protection seat 120, a positioning through hole 121, a limiting column 122, a battery cover 200, a handle 210, a conductive metal sheet 300, a positive metal sheet 310, a positive welding part 311, a negative metal sheet 320, a negative welding part 321, a contact pin 330, a battery socket 400, a limiting hole 412, a conductive pin seat 420, an insertion tube 421, an opening 422, an arc-shaped elastic sheet 423, a metal guide sheet 424 and an insulating support seat 430.

Detailed Description

In order to make the technical means and the technical effects achieved by the technical means of the present invention clearer and more complete, the following embodiments are provided and are described in detail with reference to the accompanying drawings as follows:

as shown in fig. 1 to 5, an integrated single-phase battery packaging structure of the present embodiment includes a battery case 100 for mounting a single-phase battery, a positive electrode metal sheet 310 welded to a positive electrode of the battery, a negative electrode metal sheet 320 welded to a negative electrode of the battery, and a battery cover 200 covering the top of the battery case 100 and hermetically connected to the battery case 100; the positive metal sheet 310 and the negative metal sheet 320 are respectively provided with a pin 330, the battery case 100 includes a cavity 110 and an insulating protection seat 120 located at one side of the cavity 110 and having two positioning through holes 121, the battery is disposed in the cavity 110, and the two pins 330 are respectively inserted into and penetrate through the two positioning through holes 121. The positive electrode metal piece 310 and the negative electrode metal piece 320 constitute a conductive metal piece 300 for battery power output. The positive and negative electrodes of the battery are directly welded and fixed with the positive and negative electrodes of the conductive metal sheet 300, and the battery and the conductive metal sheet 300 are sealed inside the battery box 100 through the battery box 100 and the battery cover 200, so that rainwater in natural environment can be prevented from entering the battery when the electric meter is used in outdoor environment, the service life and reliability of the battery can be prolonged, and meanwhile, the battery box 100 and the battery cover 200 are integrated, so that the convenience of replacing the battery of the electric meter is improved. In addition, the battery box 100 is connected with the battery socket 400 in a contact mode of the contact pin 330, so that the whole battery box 100 is simple and convenient to pull and insert, and the battery is convenient to replace.

In the preferred embodiment, the battery cover 200 is fixed to the bottom of the battery case 100 by ultrasonic welding.

In the preferred embodiment, the battery and the positive electrode metal sheet 310 and the negative electrode metal sheet 320 are welded by a direct current intermediate frequency resistance welding process or a laser welding process, so that the battery and the positive and negative electrode metal sheets 320 are welded into a whole, the contact resistance is reduced, and the occurrence of poor contact and battery under-voltage phenomena caused by vibration, drop, battery dimensional tolerance, dimensional deviation of the positive and negative electrode metal sheets 320, and deformation due to fit and matching of the battery cover 200 and a battery bottom bayonet is avoided.

Preferably, battery case 100 is the transparent material of PC, and the sign is retrieved in model, specification, producer information and the environmental protection of can clearly observing inside battery.

Preferably, the battery cover 200 has a handle 210 at the top thereof to facilitate the installation of the battery cover 200.

Preferably, in this embodiment, the bottom of the insulating protection seat 120 is provided with a limiting post 122, the limiting post 122 is located between the two positioning through holes 121, the length of the limiting post 122 is greater than the length of the insertion pin 330 extending out of the positioning hole, meanwhile, the top of the battery socket 400 is correspondingly provided with a limiting hole 412, when a battery is installed or replaced, the limiting post 122 is inserted into the limiting hole 412, i.e., the insertion pin 330 can be accurately inserted into the insertion tube 421 of the battery socket 400, thereby further facilitating the installation and replacement of the whole battery box 100.

The battery socket 400 of the present embodiment is installed in cooperation with an integrated single-phase battery package structure, and includes a socket housing and two conductive pin bases 420 installed in the socket housing; each conductive needle holder 420 comprises a cannula 421 (which may be a square cannula 421), openings 422 opened at two sides of the cannula 421, two symmetrically arranged arc-shaped elastic pieces 423 arranged in the cannula 421 and located at the openings 422, and a metal guide piece 424 led out of the bottom of the socket housing from the cannula 421. When the insertion pin 330 is inserted into the insertion tube 421, the originally folded arc-shaped elastic piece 423 is opened to the openings 422 at the two sides and has acting force on the insertion pin 330, so that the insertion pin 330 has a certain fastening effect, and the contact reliability is ensured. The insertion pin 330 can be elastically surrounded and contacted on four sides through the insertion tube 421, the contact stability is high, and the contact resistance is less than or equal to 20 m omega.

The above is a detailed description of the technical solutions provided in connection with the preferred embodiments of the present invention, and it should not be assumed that the embodiments of the present invention are limited to the above description, and it will be apparent to those skilled in the art that the present invention can be implemented in a variety of ways without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a single-phase battery packaging structure of integral type, includes the battery case that is used for installing single-phase battery, its characterized in that: the battery also comprises a positive metal sheet welded with the positive electrode of the battery, a negative metal sheet welded with the negative electrode of the battery, and a battery cover covered on the top of the battery box and hermetically connected with the battery box; the battery box comprises a cavity and an insulating protection seat which is positioned on one side of the cavity and comprises two positioning through holes, and the battery is arranged in the cavity, and the two contact pins are respectively inserted into and penetrate through the two positioning through holes.

2. The integrated single-phase battery package structure of claim 1, wherein: the battery cover and the battery box bottom are fixed in an ultrasonic welding mode.

3. The integrated single-phase battery package structure of claim 1, wherein: the battery and the positive metal sheet and the negative metal sheet are welded by adopting a direct current medium-frequency resistance welding process or a laser welding process.

4. The integrated single-phase battery package structure of claim 1, wherein: the battery box is made of transparent materials.

5. The integrated single-phase battery package structure of claim 1, wherein: the top of battery cover is equipped with the handle.

6. The integrated single-phase battery package structure of claim 1, wherein: the bottom of the insulation protection seat is provided with a limiting column, the limiting column is located between the two positioning through holes, and the length of the limiting column is larger than the length of the contact pin extending out of the positioning hole.

7. A battery receptacle for fitting with the one-piece single-phase battery pack structure according to any one of claims 1 to 5, wherein: comprises a socket shell and two conductive needle seats arranged in the socket shell; each conductive needle base comprises an insertion tube, openings arranged at two sides of the insertion tube, two arc-shaped elastic sheets which are symmetrically arranged and arranged in the insertion tube and positioned at the openings, and a metal guide sheet which is led out of the bottom of the socket shell from the insertion tube.