CN215815473U

CN215815473U - Outdoor mutual inductor convenient to installation

Info

Publication number: CN215815473U
Application number: CN202121455101.XU
Authority: CN
Inventors: 张勇
Original assignee: Henan Aomei Electric Co ltd
Current assignee: Henan Aomei Electric Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-02-11
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses an outdoor mutual inductor convenient to install, which comprises a shell and an installation plate clamped with the shell through a clamping component; the utility model discloses an outdoor mutual inductor, including shell, terminal box, mounting hole, installation cavity, the shell is circular structure, and the middle part of shell has seted up logical line hole, the bottom side of shell is equipped with the terminal box, the inside terminal of two bilateral symmetry that is equipped with of inside of terminal box, the front end of terminal passes the front side of terminal box, the bottom side of terminal box is equipped with the fixed plate, the mounting hole has been seted up respectively to both ends inside about the fixed plate, the installation cavity has been seted up to the front side of shell, the inside wiring arch that is equipped with two bilateral symmetry in bottom of shell, the bellied bottom of working a telephone switchboard is connected with the upper end of terminal respectively, the bellied other end of working a telephone switchboard extends to the installation cavity, the inner chamber upper portion of installation cavity is equipped with and is no less than three bearing piece, this outdoor mutual inductor convenient to install, simple structure, easy maintenance, stability height.

Description

Outdoor mutual inductor convenient to installation

Technical Field

The utility model relates to the technical field of transformers, in particular to an outdoor transformer convenient to install.

Background

The cable feed-through type current transformer is a product frequently adopted in a power system and used for current measurement or relay protection, because a primary incoming and outgoing line of the cable is a high-voltage insulated cable, and a matched current transformer is sleeved outside the primary high-voltage insulated cable in a bus form, so that the current measurement is realized. In order to prevent that the mutual inductor body from taking place to remove, generally use the fixing base to fix the mutual inductor body now, not only need establish the fixed plate for the mutual inductor body alone like this, but also need use bolt or fix with screw for the whole process of installation current transformer is comparatively loaded down with trivial details, and inconvenient dismantlement is overhauld, thereby influences the normal use of mutual inductor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, provides an outdoor mutual inductor convenient to install, has a simple structure, is convenient to maintain, has high stability, and can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: an outdoor mutual inductor convenient to install comprises a shell and an installation plate clamped with the shell through a clamping assembly;

the shell is of a circular structure, a through wire hole is formed in the middle of the shell, a junction box is arranged on the bottom side of the shell, two bilaterally symmetrical binding posts are arranged inside the junction box, the front ends of the binding posts penetrate through the front side of the junction box, a fixing plate is arranged on the bottom side of the junction box, mounting holes are formed in the left end and the right end of the fixing plate respectively, a mounting cavity is formed in the front side of the shell, two bilaterally symmetrical wiring bulges are arranged inside the bottom end of the shell, the bottom ends of the wiring bulges are connected with the upper ends of the binding posts respectively, the other ends of the wiring bulges extend into the mounting cavity, at least three bearing blocks are arranged on the upper portion of the inner cavity of the mounting cavity, the bearing blocks are arranged at equal intervals around the central shaft of the shell, iron cores are placed in grooves in the front sides of the bearing blocks, and secondary windings are uniformly wound on the side surfaces of the iron cores, the two ends of the secondary winding are respectively installed on the wiring bulges, at least four clamping grooves are formed in the outer side of the installation plate and are arranged at equal intervals around the central axis of the installation plate, two fixed rods which are bilaterally symmetrical are fixed on the rear side of the installation plate, pressing blocks are welded at the rear ends of the fixed rods respectively, arc-shaped grooves are formed in the front side of the bearing block and the rear side of the pressing block, and the iron core is installed between the bearing block and the pressing blocks in a matched mode;

the clamping assembly comprises a clamping rod, a hinge, a clamping block, a groove and a compression spring, the clamping rod corresponding to the clamping groove is fixed on the inner side of the shell, the clamping rod is of an L-shaped structure, the front end of the clamping rod is movably connected with the clamping block through the hinge, the groove is formed in the front end of the clamping rod, the compression spring is arranged in the groove, the other end of the compression spring is fixed on one side of the clamping block, the clamping block is clamped with the front side of the clamping groove in a matched mode, the iron core is conveniently installed through the bearing block and the arc-shaped groove formed in the front side of the bearing block, the accuracy of iron core installation is improved due to the fact that the distance between the bearing blocks is fixed, the clamping block is pressed in the groove, the installation plate is clamped in the installation cavity, the clamping block penetrates through the clamping groove to be clamped with the front side of the installation plate due to the effect of the compression spring, and meanwhile the front side of the iron core is fixed through the fixing rod and the pressing block, through setting up the joint subassembly, conveniently install shell and mounting panel, simple structure, saved maintenance duration, through setting up bearing block, dead lever and briquetting, improved the stability after the iron core installation.

Furthermore, the shell is of an integrally formed structure, so that the shell is convenient to process and produce, and the pressure resistance of the shell is improved.

Further, all be equipped with the sealing washer between installation cavity and the mounting panel, be equipped with sealed the pad between kelly and the mounting panel, through setting up the sealing washer and sealed the leakproofness that has improved between shell and the mounting panel.

Compared with the prior art, the utility model has the beneficial effects that: this outdoor mutual-inductor convenient to installation has following benefit:

1. through setting up the bearing piece and seting up in the arc recess of bearing piece front side, the convenience is installed the iron core, because distance between the bearing piece is certain, the accuracy nature of installing the iron core has been improved, press the fixture block in the recess, withhold the mounting plate in the installation intracavity, because compression spring effect, make the fixture block pass the front side joint of draw-in groove and mounting panel, fix the front side of iron core through dead lever and briquetting simultaneously, through setting up the joint subassembly, conveniently install shell and mounting panel, moreover, the steam generator is simple in structure, the maintenance duration has been saved, through setting up the bearing piece, dead lever and briquetting, stability after the iron core installation has been improved.

2. The shell is the integrated into one piece structure, is convenient for not only carry out processing production, has improved the compressive capacity of shell moreover, has improved the leakproofness between shell and the mounting panel through setting up the sealing washer and sealed the pad.

Drawings

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

FIG. 2 is a schematic front cross-sectional view of the present invention;

FIG. 3 is a schematic view of the left side cross-sectional structure of the present invention;

FIG. 4 is a schematic view of a latch assembly of the present invention.

In the figure: the device comprises a shell 1, a mounting plate 2, a clamping assembly 3, a clamping rod 31, a hinge 32, a clamping block 33, a groove 34, a compression spring 35, a mounting cavity 4, a bearing block 5, an iron core 6, a secondary winding 7, a fixing rod 8, a pressing block 9, a junction box 10, a fixing plate 11, a wiring terminal 12, a mounting hole 13, a sealing ring 14, a wiring bulge 15, a clamping groove 16 and a sealing gasket 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, the present invention provides a technical solution: an outdoor mutual inductor convenient to install comprises a shell 1 and an installation plate 2 clamped with the shell 1 through a clamping component 3;

the shell 1 is of a circular structure, a through wire hole is formed in the middle of the shell 1, a junction box 10 is arranged on the bottom side of the shell 1, two bilaterally symmetrical binding posts 12 are arranged inside the junction box 10, the front ends of the binding posts 12 penetrate through the front side of the junction box 10, a fixing plate 11 is arranged on the bottom side of the junction box 10, mounting holes 13 are formed in the left end and the right end of the fixing plate 11 respectively, a mounting cavity 4 is formed in the front side of the shell 1, two bilaterally symmetrical wiring bulges 15 are arranged inside the bottom end of the shell 1, the bottom ends of the wiring bulges 15 are connected with the upper ends of the binding posts 12 respectively, the other ends of the wiring bulges 15 extend into the mounting cavity 4, at least three bearing blocks 5 are arranged on the upper portion of an inner cavity of the mounting cavity 4, the bearing blocks 5 are arranged at equal intervals around the central shaft of the shell 1, iron cores 6 are placed in grooves in the front sides of the bearing blocks 5, and secondary windings 7 are uniformly wound on the side faces of the iron cores 6, two ends of the secondary winding 7 are respectively installed on the wiring bulge 1, at least four clamping grooves 16 are formed in the outer side of the installation plate 2, the clamping grooves 16 are arranged around the central axis of the installation plate 2 at equal intervals, two fixing rods 8 which are bilaterally symmetrical are fixed on the rear side of the installation plate 2, pressing blocks 9 are respectively welded at the rear ends of the fixing rods 8, arc-shaped grooves are formed in the front side of the bearing block 5 and the rear side of the pressing blocks 9, and the iron core 6 is installed between the bearing block 5 and the pressing blocks 9 in a matched mode;

the clamping assembly 3 comprises a clamping rod 31, a hinge 32, a clamping block 33, a groove 34 and a compression spring 35, the clamping rod 31 corresponding to the clamping groove 16 is fixed on the inner side of the shell 1, the clamping rod 31 is of an L-shaped structure, the clamping block 33 is movably connected with the front end of the clamping rod 31 through the hinge 32, the groove 34 is formed in the front end of the clamping rod 31, the compression spring 35 is arranged in the groove 34, the other end of the compression spring 35 is fixed on one side of the clamping block 33, the clamping block 33 is clamped with the front side of the clamping groove 16 in a matched mode, the iron core 6 is conveniently installed through the bearing block 5 and the arc-shaped groove formed in the front side of the bearing block, due to the fact that the distance between the bearing blocks 5 is fixed, accuracy of installation of the iron core 6 is improved, the clamping block 33 is pressed in the groove 34, the installation plate 2 is buckled and pressed in the installation cavity 4, due to the effect of the compression spring 35, the clamping block 33 penetrates through the clamping groove 16 to be clamped with the front side of the installation plate 2, fix the front side of iron core 6 through dead lever 8 and briquetting 9 simultaneously, through setting up joint subassembly 3, conveniently install shell 1 and mounting panel 2, moreover, the steam generator is simple in structure, the maintenance time is saved, through setting up bearing block 5, dead lever 8 and briquetting 9, the stability after the installation of iron core 6 has been improved, shell 1 is the integrated into one piece structure, not only be convenient for carry out the processing production, and the compressive capacity of shell 1 has been improved, all be equipped with sealing washer 14 between installation cavity 4 and the mounting panel 2, be equipped with sealed the pad 17 between kelly 3 and the mounting panel 2, through setting up sealing washer 14 and sealed the pad 17 leakproofness between shell 1 and the mounting panel 2 has been improved.

When in use: through setting up bearing block 5 and seting up in the arc recess of bearing block front side, the convenience is installed iron core 6, because the distance between bearing block 5 is certain, the accuracy nature of installing iron core 6 has been improved, press fixture block 33 in recess 34, withhold mounting panel 2 in installation cavity 4, because compression spring 35 effect, make fixture block 33 pass the front side joint of draw-in groove 16 with mounting panel 2, fix the front side of iron core 6 through dead lever 8 and briquetting 9 simultaneously, through setting up joint subassembly 3, conveniently install shell 1 and mounting panel 2, moreover, the steam generator is simple in structure, the maintenance duration has been saved, through setting up bearing block 5, dead lever 8 and briquetting 9, the stability after the installation of iron core 6 has been improved, through setting up sealing washer 14 and sealed the leakproofness that has improved between shell 1 and the mounting panel 2 of filling up pad 17.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an outdoor mutual-inductor convenient to installation, includes the shell and the mounting panel through joint subassembly and shell joint, its characterized in that:

the clamping component comprises a clamping rod, a hinge, a clamping block, a groove and a compression spring, the clamping rod corresponding to the clamping groove is fixed on the inner side of the shell, the clamping rod is of an L-shaped structure, the clamping block is movably connected to the front end of the clamping rod through the hinge, the groove is formed in the front end of the clamping rod, the compression spring is arranged in the groove, the other end of the compression spring is fixed on one side of the clamping block, and the clamping block is clamped with the front side of the clamping groove in a matched mode.

2. An outdoor transformer for ease of installation according to claim 1, wherein: the shell is of an integrally formed structure.

3. An outdoor transformer for ease of installation according to claim 1, wherein: all be equipped with the sealing washer between installation cavity and the mounting panel, be equipped with sealed the pad between kelly and the mounting panel.