CN216528370U

CN216528370U - Current transducer coil mounting structure

Info

Publication number: CN216528370U
Application number: CN202123439481.0U
Authority: CN
Inventors: 杨星东
Original assignee: Chongqing Weizhi Measurement And Control Technology Co ltd
Current assignee: Chongqing Weizhi Measurement And Control Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-13
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a current transducer coil mounting structure, comprising: isolation layer, main line section, linkage segment, portable location head and shell, the shell includes: the box body and the box cover are buckled with each other, a guide cylinder is erected in the box body, a main line section surrounds the guide cylinder, an isolation layer is poured outside the main line section, two ends of the main line section are respectively connected to a connecting section, and the connecting section is used for connecting an electric quantity conversion circuit; install the cassette in the box body, the portable locating head of cassette restriction breaks away from, and portable locating head can be dismantled with the linkage segment and be connected, and portable locating head is formed with the annular groove, and the annular groove supplies the cassette to put into. This current transmitter coil mounting structure solves the inconvenient problem of pulling the coil that adheres on the guide cylinder among the prior art.

Description

Current transducer coil mounting structure

Technical Field

The utility model relates to a current transmitter, in particular to a current transmitter coil mounting structure.

Background

In the prior art, a current transducer includes: the shell, the guide cylinder, coil and circuit board, install the guide cylinder on the shell, the confession is waited to detect in the guide cylinder and is detected the wire and pass, the guide cylinder is outer to be surrounded there is the coil, the coil passes through the viscose location on the guide cylinder, install on the circuit board and be used for carrying out the electric quantity converting circuit of vary voltage and be used for the output circuit who converts back voltage steady voltage output to voltage, because need stimulate the tip of coil in the installation, make the coil tip can be connected with electric quantity converting circuit's input, lead to needing the viscose to do the back and just can stimulate the coil tip, lead to production efficiency lower, perhaps lead to coil and guide cylinder to break away from after doing easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides a current transmitter coil mounting structure, which solves the problem that a coil adhered to a guide cylinder is inconvenient to pull in the prior art.

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

the utility model discloses a current transducer coil mounting structure, comprising: isolation layer, main line section, linkage segment, portable location head and shell, the shell includes: the box body and the box cover are buckled with each other, a guide cylinder is erected in the box body, a main line section surrounds the guide cylinder, an isolation layer is poured outside the main line section, two ends of the main line section are respectively connected to a connecting section, and the connecting section is used for connecting an electric quantity conversion circuit; install the cassette in the box body, the portable locating head of cassette restriction breaks away from, and portable locating head can be dismantled with the linkage segment and be connected, and portable locating head is formed with the annular groove, and the annular groove supplies the cassette to put into.

Preferably, the mobile positioning head comprises: chucking spare with compress tightly the piece, what chucking spare can remove installs outside the linkage segment, and chucking spare is provided with the chucking part, installs the piece that compresses tightly that can remove outside the linkage segment, compresses tightly the piece and compresses tightly the chucking part outside the linkage segment through the cover outside the chucking spare, compresses tightly a piece outer wall and forms the annular groove.

Preferably, the clip comprises: the guide ring is surrounded outside the connecting section, the guide ring is connected with one end of at least two connecting arms, the other end of each connecting arm protrudes to the axial lead of the guide ring to form a clamping part, the connecting arms are elastic, and the connecting arms are tightly attached to the inner wall of the pressing part.

Preferably, the compressing part is of an annular structure, an inner hole of the compressing part is divided into a conical section and a guide section, the inner wall of the guide section is clung to the outer wall of the connecting section, the guide section is connected with the small end of the conical section, and the large end of the conical section extends towards the clamping part.

Preferably, the pressing piece and the clamping piece are both in a circular ring structure or a rectangular ring structure.

Preferably, the cartridge comprises: pedestal, extension arm and anticreep portion, the pedestal is installed on the box body inner wall, and the pedestal upwards extends has the extension arm of mutual interval, and the extension arm is close to the protrusion of pedestal center one side and forms anticreep portion, and the extension arm has elasticity, and the portable location head of anticreep portion restriction breaks away from.

Preferably, a pressing foot is arranged on the box cover and used for pressing the movable positioning head on the base body.

Compared with the prior art, the utility model has the following beneficial effects:

realized the position of the arbitrary needs of the first location of portable location at the linkage segment in the installation, the position of the linkage segment is conveniently fixed a position, the linkage segment can follow-up arbitrary length of adjusting needs, easy to assemble, then, with portable location head card on the cassette, the overhead ring channel's of portable location setting, can not lead to coil and guide cylinder to break away from in the time of pulling coil linkage segment, the convenience is after the coil has been fixed a position on the guide cylinder, the linkage segment and the circuit board of pulling coil are connected, also avoid breaking away from, make the structure simple and reliable more.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic structural view of a current transmitter coil mounting structure with a clamping member and a pressing member in an annular structure;

FIG. 2 is a schematic view of the structure of the cartridge of FIG. 1;

FIG. 3 is an exploded view of the retainer and the compression member when both are in annular configuration;

FIG. 4 is a schematic structural view of the retainer when both the retainer and the pressing member are in annular structures;

fig. 5 is a schematic structural diagram of the pressing member when the clamping member and the pressing member are both in circular ring structures.

Reference numerals: the device comprises an isolation layer 11, a connecting section 12, a shell 14, a clamping seat 23, an extension arm 232, an anti-falling part 233, a guide surface 230, a movable positioning head 3, a clamping part 31, a guide ring 311, a connecting arm 312, a clamping part 313, an arc surface 314, a pressing part 32 and a conical section 321.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the functions of the utility model clearer and easier to understand, the utility model is further explained by combining the drawings and the detailed implementation mode:

as shown in fig. 1 to 5, the present invention discloses a current transducer coil mounting structure, comprising: isolation layer 11, main line section (not shown), linkage segment 12, portable positioning head 3 and shell 14, shell 14 includes: the box body and the box cover (not shown) are buckled, a guide cylinder is erected in the box body, a main line section surrounds the guide cylinder, an isolation layer 11 is poured outside the main line section, two ends of the main line section are respectively connected to a connecting section 12, and the connecting section 12 is used for connecting an electric quantity conversion circuit; install cassette 23 in the box body, cassette 23 restriction portable location head 3 breaks away from, and portable location head 3 can be dismantled with linkage segment 12 and be connected, and portable location head 3 is formed with the annular groove, and the annular groove supplies cassette 23 to put into.

The mobile positioning head 3 comprises: chucking spare 31 and compressing tightly piece 32, what chucking spare 31 can move is installed outside linkage segment 12, and chucking spare 31 is provided with chucking part 313, installs the compressing tightly piece 32 that can move outside linkage segment 12, compresses tightly piece 32 through the cover outside chucking spare 31 with chucking part 313 outside linkage segment 12, and compressing tightly piece 32 outer wall forms the annular groove. The movable positioning head 3 can move and can be positioned. The surface of the clamping part 313, which is used for being tightly attached to the connecting section 12, is an arc surface 314, so that the connecting section 12 is prevented from being broken due to the fact that the clamping part 313 is too sharp.

The retainer 31 includes: the guide ring 311 and the connecting arm 312, the guide ring 311 surrounds outside the connecting section 12, the guide ring 311 connects at least two connecting arms 312, the other end of the connecting arm 312 protrudes to the axial lead of the guide ring 311 to form a clamping part 313, the connecting arm 312 has elasticity, and the connecting arm 312 is clung to the inner wall of the pressing part 32. The whole retainer 31 is integrally formed, and the stability of the connection part of the guide ring 311 and the connecting arm 312 is improved.

The pressing piece 32 is of an annular structure, an inner hole of the pressing piece 32 is divided into a conical section 321 and a guide section, the inner wall of the guide section is tightly attached to the outer wall of the connecting section 12, the guide section is connected with the small end of the conical section 321, and the large end of the conical section 321 extends towards the clamping part 313. So that the pressing member 32 can be smoothly pressed against the chucking member 31 and the press-clamping operation is completed.

The pressing member 32 and the chucking member 31 are both of a circular ring structure or a rectangular ring structure. No matter what shape, the pressing member 32 and the retainer 31 are not affected.

The card holder 23 includes: the pedestal, extension arm 232 and anticreep portion 233, the pedestal is installed on the box body inner wall, and the pedestal upwards extends has the extension arm 232 of mutual interval, and extension arm 232 is close to the protruding anticreep portion 233 that forms in pedestal center one side, and extension arm 232 has elasticity, and portable positioning head 3 of anticreep portion 233 restriction breaks away from. The anti-falling part 233 is provided with a guide surface 230, and the guide surface 230 is used for guiding the mobile positioning head 3 to the center of the base body, and also facilitates the extension arm 232 to be opened outwards after extrusion.

The box cover is provided with a pressing foot which is used for pressing the movable positioning head 3 on the base body. The stability of installation after the lid lock is guaranteed.

During installation, firstly, the clamping piece 31 is moved to a designated position, the distance between the clamping piece 31 and a main line segment is enough, at the moment, the clamping part 313 can be kept in an opened state due to the elasticity of the connecting arm 312, the movement is convenient, and the position of the clamping piece 31 is manually kept; then, the position of the pressing member 32 is moved, so that the inner wall of the conical section 321 on the pressing member 32 jumps up the pressing member 32, the connecting arm 312 is pushed, the clamping part 313 clamps the connecting section 12, the outermost layer of the connecting section 12 is an isolating rubber layer, the isolating rubber layer has certain elasticity for clamping the clamping part 313, the connecting arm 312 and the inner wall of the conical section 321 are extruded, the positioning of the pressing member 32 and the clamping member 31 is also formed, and the accurate positioning position is ensured; then, the whole mobile positioning head 3 is placed between the two anti-falling parts 233, the extension arm 232 is extruded and deformed, and finally the anti-falling part 233 is positioned above the mobile positioning head 3, so that the coil can be conveniently pulled subsequently; finally, the box cover is buckled, and the movable positioning head 3 is prevented from being separated from the clamping seat 23 due to reasons such as excessive subsequent oscillation by a pressing foot on the box cover.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. A current transducer coil mounting structure comprising: an isolation layer, a main line segment, a connecting segment, a movable positioning head and a shell,

the housing includes: the box body and the box cover are buckled with each other, a guide cylinder is erected in the box body, a main line section surrounds the guide cylinder, an isolation layer is poured outside the main line section, two ends of the main line section are connected to a connection section respectively, and the connection section is used for connecting an electric quantity conversion circuit;

install the cassette in the box body, the portable locating head of cassette restriction breaks away from, and portable locating head can be dismantled with the linkage segment and be connected, and portable locating head is formed with the annular groove, and the annular groove supplies the cassette to put into.

2. The current transducer coil mounting structure according to claim 1, wherein the movable positioning head comprises: chucking spare with compress tightly the piece, what chucking spare can remove installs outside the linkage segment, and chucking spare is provided with the chucking part, installs the piece that compresses tightly that can remove outside the linkage segment, compresses tightly the piece and compresses tightly the chucking part outside the linkage segment through the cover outside the chucking spare, compresses tightly a piece outer wall and forms the annular groove.

3. A current transducer coil mounting arrangement according to claim 2, wherein the clip comprises: the guide ring surrounds the connecting section, the guide ring is connected with one end of at least two connecting arms, the other end of each connecting arm protrudes to the axial lead of the guide ring to form a clamping part, the connecting arms have elasticity, and the connecting arms are tightly attached to the inner wall of the pressing piece.

4. The current transducer coil mounting structure of claim 3, wherein the compressing member is an annular structure, the inner hole of the compressing member is divided into a tapered section and a guiding section, the inner wall of the guiding section is tightly attached to the outer wall of the connecting section, the guiding section is connected to the small end of the tapered section, and the large end of the tapered section extends towards the clamping part.

5. The current transducer coil mounting structure of claim 4, wherein the pressing member and the chucking member are both of a circular ring structure or a rectangular ring structure.

6. A current transducer coil mounting structure according to any one of claims 1 to 5, wherein the cartridge comprises: pedestal, extension arm and anticreep portion, the pedestal is installed on the box body inner wall, and the pedestal upwards extends has the extension arm of mutual interval, and the extension arm is close to the protrusion of pedestal center one side and forms anticreep portion, and the extension arm has elasticity, and the portable location head of anticreep portion restriction breaks away from.

7. The current transducer coil mounting structure of claim 6, wherein a pressing pin is mounted on the box cover for pressing the movable positioning head against the base.