CN220137247U

CN220137247U - Plug watchcase

Info

Publication number: CN220137247U
Application number: CN202321595795.6U
Authority: CN
Inventors: 赵松; 魏伟; 胡高扬
Original assignee: Ningbo Yongli Instrument Technology Co ltd; Hangzhou Hexing Electrical Co Ltd; Ningbo Henglida Technology Co Ltd
Current assignee: Ningbo Yongli Instrument Technology Co ltd; Hangzhou Hexing Electrical Co Ltd; Ningbo Henglida Technology Co Ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-12-05
Anticipated expiration: 2033-06-21

Abstract

The utility model provides a plug table casing, includes table bottom, terminal seat and table lid, and the end support is assembled in one side of table bottom, forms the drain pan, and table lid fixed mounting is on the drain pan, in this embodiment, is equipped with two wiring ports on the terminal seat, and two one-way circuit structures are connected with two external binding post respectively through two wiring ports to be convenient for install two one-way circuit structures in this casing structure, and two one-way circuit structure's connection structure also lays in the casing, guarantees the stability in use of diphase circuit structure; and the bottom shell of the shell is arranged into the split surface bottom and the terminal seat, so that two independent components can be conveniently molded, and the production cost of the bottom shell is greatly reduced.

Description

Plug watchcase

Technical Field

The utility model belongs to the technical field of electric meters, and particularly relates to a pluggable meter shell.

Background

The electric meter box is a device for assembling switching equipment, a measuring instrument, protection electrical equipment and auxiliary equipment in a sealed box according to the electric wiring requirement, and is a box for protecting an electric energy meter; the main defects of the pluggable electric meter structure installed in the electric meter box on the market at present are that (1) the electric meter shell only meets the circuit structure for assembling an electric wire electric meter, the circuit structure of two-phase electric meters and three-phase electric meters cannot be assembled, when two-phase electric meters or three-phase electric meters are needed, the circuit boards of two single-phase electric meters are needed to be connected, the requirement of the circuit board connection on the professional knowledge of operators is higher, the connection success rate is lower, and meanwhile, the stability of the way of connecting the single-phase electric meters through an external circuit is poor; (2) The ammeter casing mostly contains two structures of upper end cover and lower end cover, and when ammeter casing set up a plurality of wiring ends, the mould cost that is used for shaping ammeter casing is too high.

Disclosure of Invention

Aiming at the defects, the technical problem to be solved by the utility model is to provide the plug meter shell which is used for reducing the production cost of the shell and can be provided with a two-phase or three-phase circuit structure.

In order to solve the technical problems, the utility model adopts the technical proposal that,

a plug meter shell comprises

A surface bottom;

the terminal seat is connected with the surface bottom to form a bottom shell, and is provided with at least one wiring port for being connected with an external wiring terminal;

and the meter cover is fixedly assembled on the bottom shell.

As a preferable mode of the utility model, one side of the surface bottom is provided with an installation opening, and the terminal seat shell is assembled at the installation opening.

As a preferable scheme of the utility model, the inner wall of the surface bottom is provided with the guide rib plates for positioning and mounting the terminal seat, and the guide rib plates are arranged at two sides of the mounting opening.

As a preferable scheme of the utility model, the terminal seat is provided with a clamping head, and the terminal seat is fixed on the surface bottom through the clamping head.

As a preferable scheme of the utility model, the terminal seat comprises a mounting part extending into the surface bottom, the clamping heads are arranged on two sides of the mounting part, clamping grooves are formed in the inner side wall of the surface bottom, and the clamping heads are clamped with the clamping grooves.

As a preferable scheme of the utility model, the surface bottom is internally provided with the installation limiting rib, and the installation part is abutted with the installation limiting rib.

As a preferable scheme of the utility model, the bottom shell is provided with a connecting groove, and the meter cover is fixedly connected to the bottom shell through the connecting groove.

As a preferable scheme of the utility model, the lower end face of the watch cover is provided with the connecting rib which is inserted in the connecting groove.

As a preferable scheme of the utility model, the connecting rib is provided with a positioning groove, the connecting groove is internally provided with a positioning rib, and the positioning rib is inserted into the positioning groove so as to position and assemble the watch cover on the watch bottom.

As a preferable scheme of the utility model, the meter cover is provided with a port cover, and the port cover is arranged above the wiring port.

The utility model has the beneficial effects that (1) two or three wiring ports are arranged on the terminal seat, so that a two-phase or three-phase circuit structure is conveniently arranged in the shell of the pluggable meter, and the single-phase meter is not required to be connected, so that the convenience in mounting the pluggable meter is improved.

(2) The bottom shell of the shell is provided with the split surface bottom and the terminal seat, so that two independent components can be conveniently molded, and the production cost of the bottom shell is greatly reduced.

Drawings

Fig. 1 is a schematic structural view of the first embodiment.

Fig. 2 is a schematic view of the structure of the watch cover.

Fig. 3 is a schematic structural view of the bottom chassis.

Fig. 4 is a schematic structural view of the terminal block.

Fig. 5 is a schematic view of the structure of the surface bottom.

Fig. 6 is a schematic structural diagram of the second embodiment.

Reference numerals: the meter comprises a meter bottom 1, a mounting opening 1-1, a clamping groove 1-2, a mounting limit rib 1-3, a guide rib plate 1-4, a meter bottom groove 1-5, a terminal block 2, a wiring port 2-1, a guide groove 2-2, a clamping head 2-3, a mounting part 2-4, a terminal groove 2-5, a port connection copper sheet 2-6, a copper sheet adjusting bolt 2-7, a meter cover 3, a connecting rib 3-2, a positioning groove 3-3, a port cover 3-4, an adjusting through hole 3-5, a connecting groove 4 and a positioning rib 4-1.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Example 1

The embodiment is used for installing a two-phase circuit structure, and the two-phase circuit structure is formed by connecting circuit boards with two unidirectional circuit structures.

The utility model provides a plug table casing, including table bottom 1, terminal seat 2 and table lid 3, the end support 2 is assembled in one side of table bottom 1, forms the drain pan, and table lid 3 fixed mounting is on the drain pan, in this embodiment, be equipped with two wiring ports 2-1 on terminal seat 2, two unidirectional circuit structures are connected with two outside binding post respectively through two wiring ports 2-1, thereby be convenient for install two unidirectional circuit structures in this casing structure, and the connection structure of two unidirectional circuit structures also lays in the casing, guarantees the stability in use of diphase circuit structure; and the bottom shell of the shell is arranged into the split surface bottom and the terminal seat, so that two independent components can be conveniently molded, and the production cost of the bottom shell is greatly reduced.

In order to facilitate the assembly of the terminal block 2 to one side of the base 1, a mounting opening 1-1 is provided to one side of the base 1, and a mounting portion 2-4 of the terminal block 2 extends into the base 1 through the mounting opening 1-1, thereby facilitating the assembly of the housing of the terminal block 2 to the mounting opening 1-1.

In order to improve the assembly convenience and the assembly precision of the meter bottom 1 and the terminal seat 2, the inner wall of the meter bottom 1 is provided with guide rib plates 1-4 for positioning and mounting the terminal seat 2, the guide rib plates 1-4 are arranged on two sides of the mounting opening 1-1, corresponding guide grooves 2-2 are arranged on the mounting part 2-4, and the guide rib plates 1-4 are spliced in the guide grooves 2-2, so that the meter bottom 1 and the terminal seat 2 are positioned and mounted conveniently.

Two sides of the mounting part 2-4 are provided with clamping heads 2-3, the inner side wall of the meter bottom 1 is provided with clamping grooves 1-2, and the clamping heads 2-3 are clamped with the clamping grooves 1-2, so that the terminal seat 2 is fixed on the meter bottom 1.

In order to further improve the assembly convenience of the meter bottom 1 and the terminal seat 2, an installation limiting rib 1-3 is arranged in the meter bottom 1, and the end face of the installation part 2-4 is abutted with the installation limiting rib 1-3.

When the meter bottom 1 and the terminal seat 2 are assembled, the guide rib plates 1-4 and the guide grooves 2-2 are aligned, then the end face of the mounting part 2-4 is abutted against the end face of the mounting limiting rib 1-3 facing one side of the mounting opening 1-1, the terminal seat 2 is moved downwards along the mounting limiting rib 1-3 until the clamping head 2-3 is clamped with the clamping groove 1-2, at the moment, the meter bottom 1 and the terminal seat 2 are assembled in place, and then the meter bottom 1 and the terminal seat 2 are welded and fixed through ultrasonic welding to form a bottom shell.

The upper end face of the meter bottom 1 is provided with a meter bottom groove 1-5, the upper end face of the terminal seat 2 is provided with a terminal groove 2-5, the meter bottom groove 1-5 and the terminal groove 2-5 are connected to form a coherent connecting groove 4, and the meter cover 3 is fixedly connected to the bottom shell through the connecting groove 4.

In order to facilitate the fixed welding of the meter cover 3 and the bottom shell through ultrasonic waves, the lower end face of the meter cover 3 is provided with a connecting rib 3-2, the connecting rib 3-2 is inserted into the connecting groove 4, and the connecting contact surface of the meter cover 3 and the bottom shell is increased, so that the welding tightness is improved.

In the assembly process of the watch cover 3 and the bottom shell, in order to facilitate positioning of the watch cover 3 and the bottom shell and improve the assembly efficiency, a positioning groove 3-3 is arranged on the connecting rib 3-2, a positioning rib 4-1 is arranged in the connecting groove 4, the positioning rib 4-1 is inserted into the positioning groove 3-3, the connecting rib 3-2 is inserted into the connecting groove 4, and the assembly convenience of the watch cover 3 and the bottom shell is improved.

The meter cover 3 is provided with a port cover 3-4, the port cover 3-4 is covered above the wiring port 2-1, a port connection copper sheet 2-6 and a copper sheet adjusting bolt 2-7 are installed in the wiring port 2-1, one side of the copper sheet adjusting bolt 2-7 is covered by the port cover 3-4, and the port cover 3-4 is provided with an adjusting through hole 3-5 for adjusting the copper sheet adjusting bolt 2-7.

Example two

The present embodiment is modified based on the first embodiment.

In this embodiment, the widths of the bottom 1, the terminal block 2 and the cover 3 are increased, and three connection ports 2-1 are provided on the terminal block 2, so that three single-phase circuit structures are assembled in the housing, and then the three single-phase circuit structures are connected.

The remaining structure is the same as that of the first embodiment.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model; thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the terms corresponding to the reference numerals in the drawings are used more herein, the possibility of using other terms is not excluded; these terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims

1. A plug meter shell is characterized by comprising

A surface bottom (1);

the terminal seat (2) is connected with the surface bottom (1) to form a bottom shell, and at least one wiring port (2-1) for connecting with an external wiring terminal is arranged on the terminal seat (2);

and the meter cover (3) is fixedly assembled on the bottom shell.

2. A pluggable meter housing according to claim 1, wherein one side of the meter bottom (1) is provided with a mounting opening (1-1), and the terminal block (2) housing is fitted at the mounting opening (1-1).

3. The pluggable meter housing according to claim 2, wherein the inner wall of the meter bottom (1) is provided with guide rib plates (1-4) for positioning and mounting the terminal block (2), and the guide rib plates (1-4) are arranged on two sides of the mounting opening (1-1).

4. The plug meter housing according to claim 1, wherein the terminal block (2) is provided with a chuck (2-3), and the terminal block (2) is fixed on the meter base (1) through the chuck (2-3).

5. The plug meter shell according to claim 4, wherein the terminal base (2) comprises a mounting portion (2-4) extending into the meter bottom (1), the clamping heads (2-3) are arranged on two sides of the mounting portion (2-4), clamping grooves (1-2) are formed in the inner side walls of the meter bottom (1), and the clamping heads (2-3) are clamped with the clamping grooves (1-2).

6. The pluggable meter shell according to claim 5, wherein the meter bottom (1) is internally provided with a mounting limit rib (1-3), and the mounting part (2-4) is abutted with the mounting limit rib (1-3).

7. The pluggable meter housing of claim 1, wherein the bottom shell is provided with a connecting groove (4), and the meter cover (3) is fixedly connected to the bottom shell through the connecting groove (4).

8. The pluggable meter shell according to claim 7, wherein the lower end surface of the meter cover (3) is provided with a connecting rib (3-2), and the connecting rib (3-2) is inserted into the connecting groove (4).

9. The pluggable meter shell according to claim 8, wherein the connecting rib (3-2) is provided with a positioning groove (3-3), the connecting groove (4) is internally provided with a positioning rib (4-1), and the positioning rib (4-1) is inserted into the positioning groove (3-3) so as to position and assemble the meter cover (3) on the meter bottom (1).

10. The pluggable meter housing according to claim 1, wherein the meter cover (3) is provided with a port cover (3-4), and the port cover (3-4) is covered above the wiring port (2-1).