CN215220939U

CN215220939U - Integrated battery box assembly of electric energy meter

Info

Publication number: CN215220939U
Application number: CN202120848321.2U
Authority: CN
Inventors: 章恩友; 盛旭朝; 朱贤勇
Original assignee: Ningbo Zhongrui Power Technology Co ltd
Current assignee: Ningbo Zhongrui Power Technology Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-12-17
Anticipated expiration: 2031-04-23

Abstract

The utility model relates to an electric energy meter integral type battery box subassembly, locate lid on the box body, locate the battery in the box body including box body, lid, the first electrically conductive piece of anodal lug weld connection of battery, the electrically conductive piece of negative pole lug weld connection second of battery, the protruding terminal seat that is equipped with in upper end one side of box body establishes the terminal groove of establishing and stretching out in supplying first electrically conductive piece, the electrically conductive piece of second in the terminal seat, lid lug weld is on the lid. The utility model discloses with electrically conductive piece direct welded connection on the battery to lid and box body direct welded connection, then the integral connection is reliable, can not take place contact failure and lead to the condition that data lost, when changing, the battery case is whole to be changed.

Description

Integrated battery box assembly of electric energy meter

Technical Field

The utility model relates to a battery box subassembly in electric energy meter.

Background

The battery is arranged in the electric energy meter and used for recording data, the existing battery box is generally characterized in that a first conductive piece is annularly arranged at the bottom of a box body, a second conductive piece is arranged at the top of a box cover, a conductive spring or an elastic piece is further arranged on the first conductive piece, a spiral groove is formed in the box body, after the battery is arranged in the box body, the box cover is screwed in the box body, the installation is realized, and the positive pole and the negative pole of the battery are respectively in contact connection with the second conductive piece and the first conductive piece. The connection mode is a common connection mode, and in the use process, the conductive spring or the elastic sheet is too soft or gradually loses elasticity, or the poor contact is caused due to the improper installation, so that the data of the electric energy meter is lost.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a connect reliable electric energy meter integral type battery box subassembly.

The utility model discloses a following technical scheme realizes:

the utility model provides an electric energy meter integral type battery box subassembly, includes that box body, lid locate the lid on the box body, locate the battery in the box body, the anodal direct welded connection first electrically conductive piece of battery, the second of the negative pole direct welded connection second electrically conductive piece of battery, the protruding terminal seat that is equipped with of upper end one side of box body, the terminal seat is interior to be equipped with and supplies first electrically conductive piece, second electrically conductive piece to insert and establish and the terminal groove that stretches out, the lid direct welding is on the lid.

Preferably, the middle part of the inner side of the box cover is provided with a positioning lug, and the positioning lug is pressed on the battery.

Preferably, the first conductive member includes a first extending portion extending radially outward from the positive electrode of the battery and a first inserting portion connected to the first extending portion and axially inserted into the terminal groove, and the first extending portion is provided with an elastic bending portion.

Preferably, the second conductive member includes a second extending portion extending radially outward from the battery negative electrode, a second insertion portion axially inserted into the terminal groove, and a connecting portion connecting the second insertion portion and the second extending portion, the connecting portion being disposed along the battery side wall.

Preferably, the terminal grooves include a first terminal groove and a second terminal groove for the first conductive member and the second conductive member to be inserted into, respectively, a terminal cover is disposed on the box cover corresponding to the terminal seat, an isolation bump is disposed on the terminal cover, the isolation bump is correspondingly disposed between the first terminal groove and the second terminal groove, and a positioning bump corresponding to the first terminal groove and the second terminal groove is further disposed on the terminal cover.

Preferably, the box body and the box cover are made of transparent materials.

Preferably, the inner surface of the box cover is convexly provided with a positioning ring, and the box cover is ultrasonically welded on the box body.

The positive and negative electrodes of the battery are directly welded with conductive pieces, the conductive pieces are arranged in the battery box body, the box cover is directly welded on the box body in an ultrasonic welding mode, the conductive pieces are inserted and extend out of the terminal groove to be electrically connected with the outside, and the problem of poor contact of the battery box can not occur due to direct welding. The battery is pressed in the box body by arranging the positioning lug on the box cover, and the battery cannot be loosened.

The first conductive piece is provided with the elastic bending part, so that the first conductive piece has certain elasticity, the first conductive piece can be inserted into the terminal groove, and mismatching caused by overlong or overlong short in the manufacturing process is avoided. The second conductive member itself has a connection portion having a certain elastic space.

The beneficial effects of the utility model reside in that: the utility model discloses with electrically conductive piece direct welded connection on the battery to lid and box body direct welded connection, then the integral connection is reliable, can not take place contact failure and lead to the condition that data lost, when changing, the battery case is whole to be changed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the explosion structure of the present invention.

Fig. 3 is a schematic structural view of the box cover of the present invention.

Detailed Description

The following provides a more detailed description of the present invention with reference to the accompanying drawings and detailed description.

As shown in fig. 1, 2 and 3, an integrated battery box assembly for an electric energy meter comprises a box body 2, a box cover 1 covering the box body, and a battery 3 arranged in the box body. The positive pole of battery is direct welded connection first conductive piece 4, and the direct welded connection second conductive piece 5 of negative pole of battery, and protruding terminal seat 13 that is equipped with of upper end one side of box body is equipped with in the terminal seat and supplies first conductive piece, second conductive piece to insert and establish and the terminal groove that stretches out, and the terminal groove includes first terminal groove 12 and the second terminal groove 14 that supplies first conductive piece and second conductive piece to insert respectively and establish. The first conductive member includes a first extending portion 6 extending radially outward from the positive electrode of the battery and a first inserting portion 8 connected to the first extending portion and axially inserted into the first terminal groove, and the first extending portion is provided with an elastic bending portion 7. The second conductive member includes a second extending portion 11 extending radially outward from the negative electrode of the battery, a second inserting portion 9 axially inserted in the terminal groove, and a connecting portion 10 connecting the second inserting portion and the second extending portion, and the connecting portion 10 is disposed along the side wall of the battery. When the battery is placed in the case, the first conductive member 4 and the second conductive member 5 are inserted into and extend out of the first terminal groove 12 and the second terminal groove 14, and the first inserting portion and the second inserting portion of the first conductive member and the second conductive member respectively extend out of the terminal grooves for electrically connecting other components. The second conductive member is provided with the connecting portion 10 along the side wall of the battery, so that the position of the second inserting portion can be finely adjusted, and the second inserting portion can be well inserted into the second terminal groove. Establish elastic bending portion 7 on the first electrically conductive piece, then through elastic bending portion's fine setting, can make first grafting portion insert in first terminal inslot well, avoid electrically conductive piece in the production manufacturing process, overlength or short and can not insert in the terminal inslot well, can reduce the requirement of machining precision.

The inner surface of the box cover is convexly provided with a positioning ring 15, the box cover is convenient to position and cover on the box body, and ultrasonic welding is realized on the box body at the position. In order to prevent the battery from moving in the box body, a positioning lug 16 is arranged in the middle of the inner side of the box cover and is pressed on the battery. The box cover is provided with a terminal cover 17 corresponding to the terminal seat, the terminal cover is provided with an isolation salient point 18 which is correspondingly positioned between the first terminal groove and the second terminal groove, the terminal cover is also provided with a positioning salient point 19 respectively corresponding to the first terminal groove and the second terminal groove, and the positioning salient point 19 is pressed on the first conductive piece and the second conductive piece. The box body and the box cover can be made of transparent materials for observing the internal state conveniently.

Then the utility model discloses battery box subassembly formula as an organic whole, battery 3 install in box body 2, and lid lug weld is on the box body, needs the whole change when changing. And because the conductive piece is directly welded on the positive and negative electrodes of the battery, compared with the prior art, the connection is more reliable in a contact connection mode, and the condition that the outgoing line data is lost due to poor contact is avoided. And the battery is pressed in the box body through the positioning convex block, and the conductive piece is pressed in the terminal groove through the positioning convex block, so that the battery cannot be loosened.

The elastic bending part 7 is arranged on the first conductive piece, so that the first conductive piece has certain elasticity, the first conductive piece can be inserted into the terminal groove, and mismatching caused by overlong or overlong short in the manufacturing process is avoided. The second conductive member itself has a connection portion having a certain elastic space. The accuracy requirement of the conductive piece is reduced.

The utility model discloses with electrically conductive piece direct welded connection on the battery to lid and box body direct welded connection, then the integral connection is reliable, can not take place contact failure and lead to the condition that data lost, when changing, the battery case is whole to be changed.

Claims

1. The utility model provides an electric energy meter integral type battery box subassembly, includes that box body, lid locate the lid on the box body, locate the battery in the box body, its characterized in that: the battery is characterized in that the positive electrode of the battery is directly welded and connected with the first conductive piece, the negative electrode of the battery is directly welded and connected with the second conductive piece, a terminal seat is convexly arranged on one side of the upper end of the box body, a terminal groove for the first conductive piece and the second conductive piece to be inserted and extended is formed in the terminal seat, and the box cover is directly welded on the box cover.

2. The integrated battery box assembly for the electric energy meter as claimed in claim 1, wherein: a positioning lug is arranged in the middle of the inner side of the box cover and is pressed on the battery.

3. The integrated battery box assembly for the electric energy meter as claimed in claim 2, wherein: the first conductive piece comprises a first extending portion and a first inserting portion, the first extending portion extends from the positive electrode of the battery radially outwards, the first inserting portion is connected with the first extending portion and is axially inserted into the terminal groove, and the first extending portion is provided with an elastic bending portion.

4. The integrated battery box assembly for the electric energy meter as claimed in claim 3, wherein: the second conductive piece comprises a second extending portion extending outwards from the radial direction of the battery negative electrode, a second inserting portion axially inserted into the terminal groove, and a connecting portion connecting the second inserting portion and the second extending portion, and the connecting portion is arranged along the side wall of the battery.

5. The integrated battery box assembly for the electric energy meter as claimed in claim 4, wherein: the terminal groove comprises a first terminal groove and a second terminal groove which are respectively used for the first conductive piece and the second conductive piece to be inserted, a terminal cover is arranged on the box cover corresponding to the terminal seat, an isolation salient point is arranged on the terminal cover, the isolation salient point is correspondingly positioned between the first terminal groove and the second terminal groove, and a positioning salient point corresponding to the first terminal groove and the second terminal groove is also arranged on the terminal cover.

6. The integrated battery box assembly for the electric energy meter as claimed in claim 1, wherein: the box body and the box cover are made of transparent materials.

7. The integrated battery box assembly for the electric energy meter as claimed in claim 1, wherein: the protruding position circle that is equipped with of lid internal surface, lid ultrasonic welding on the box body.