CN215527403U

CN215527403U - Iron core mutual inductor with combined novel structure

Info

Publication number: CN215527403U
Application number: CN202121905862.0U
Authority: CN
Inventors: 郑凯如
Original assignee: Zhejiang Beitai Electronic Electrical Appliance Technology Co ltd
Current assignee: Zhejiang Beitai Electronic Electrical Appliance Technology Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-01-14
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses an iron core transformer with a combined novel structure, which comprises a main frame body, an object placing frame, a top cover, a current sensor body and an object placing groove, wherein the top cover is installed at the top end of the main frame body, a heat collecting plate is arranged at one end inside the main frame body, heat conducting fin columns with equal intervals are arranged at the bottom end of the heat collecting plate, one ends of the heat conducting fin columns, far away from the heat collecting plate, extend to the outside of the main frame body, heat conducting fin rings are fixed on the outer wall of one ends, close to the heat collecting plate, of the heat conducting fin columns, the top end of the heat collecting plate is provided with the object placing frame with equal intervals, the object placing groove is arranged in the center position inside the object placing frame, the top end of the object placing groove extends to the outside of the object placing frame, and the current sensor body is placed in the object placing groove. The utility model not only prolongs the service life of the iron core mutual inductor, reduces the phenomenon that the iron core mutual inductor is eroded by dust when in use, but also improves the convenience of the iron core mutual inductor when in use.

Description

Iron core mutual inductor with combined novel structure

Technical Field

The utility model relates to the technical field of iron core transformers, in particular to an iron core transformer with a combined novel structure.

Background

The iron core mutual inductor refers to a three-phase combined mutual inductor, also called a high-voltage metering box, which is widely applied to a power distribution network.

When three-phase four-wire system measurement is taken to needs, need select for use the iron core mutual-inductor of combination formula, three-phase current, voltage all need measure promptly, and the heat dispersion of this type of iron core mutual-inductor on the market now is general, leads to the current sensor body easily to produce the phenomenon of burning out because of high temperature, and then influences its life.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a combined iron core transformer with a novel structure, and the combined iron core transformer is used for solving the problem that the iron core transformer in the background technology has general heat dissipation performance.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a modular novel structure's iron core mutual-inductor, includes the main frame body, puts thing frame, top cap, current sensor body and puts the thing groove, the top cap is installed on the top of main frame body, the inside one end of main frame body is provided with the thermal-arrest board, the bottom of thermal-arrest board is provided with equidistant heat conduction wing post, the one end that the thermal-arrest board was kept away from to the heat conduction wing post extends to the outside of main frame body, be fixed with heat conduction wing ring on the outer wall that the heat conduction wing post is close to thermal-arrest board one end, the top of thermal-arrest board is provided with equidistant puts the thing frame, put the inside central point department of putting the thing frame and be provided with and put the thing groove, the top of putting the thing groove extends to the outside of putting the thing frame, put the inside in thing groove and placed the current sensor body, the top of current sensor body extends to the outside of putting the thing groove.

Preferably, the two inner side walls of the top of the main frame body are both provided with heat dissipation through holes, one ends of the heat dissipation through holes extend to the outside of the main frame body, and the heat dissipation through holes are symmetrically arranged on the inner wall of the main frame body, so that ventilation and heat dissipation treatment can be performed.

Preferably, the top ends of the heat collecting plates on the two sides of the storage frame are provided with positioning seats, the outer wall on one side of each positioning seat is provided with a torsion spring, and the torsion springs are arranged on the outer wall on one side of each positioning seat so as to arrange and process the bent levers.

Preferably, the inner walls of the main frame bodies at the two ends of the heat dissipation through hole are both fixed with arranging frames, the inner wall of the main frame body between the arranging frames is provided with a dustproof screen plate, and the dustproof screen plate is arranged on the inner wall of the main frame body at the inner side of the arranging frame so as to shield the heat dissipation through hole.

Preferably, fan-shaped fit grooves are formed in the outer walls of the two sides of the dustproof screen plate and are symmetrical with respect to the center line of the dustproof screen plate, the fan-shaped fit grooves are aligned to the position of the placement frame, and then the dustproof screen plate is pressed and rotated so that the dustproof screen plate can be installed on the inner wall of the main frame body.

Preferably, the knee lever is installed at the top of torsional spring, the top of knee lever touches mutually with the top of current sensor body, through rotating the knee lever, makes its outer wall that is located the positioning seat through the torsional spring rotate to make the knee lever rotate from the top of current sensor body.

Compared with the prior art, the utility model has the beneficial effects that: the iron core mutual inductor with the combined novel structure not only prolongs the service life of the iron core mutual inductor, reduces the phenomenon that the iron core mutual inductor is corroded by dust when in use, but also improves the convenience of the iron core mutual inductor when in use;

(1) the heat energy in the main frame body is absorbed by the heat collecting plate, and the heat conducting performance of the heat conducting fin column is enhanced by the heat conducting fin ring, so that the heat energy absorbed by the heat collecting plate is led out of the main frame body by the heat conducting fin column, the purpose of efficient heat dissipation is achieved, the phenomenon that the current sensor body is burnt due to high temperature can be reduced, and the service life of the iron core mutual inductor is prolonged;

(2) the fan-shaped fit groove is calibrated at the position of the placement frame, and then the dustproof screen plate is pressed and rotated, so that the dustproof screen plate is arranged on the inner wall of the main frame body at the position of the heat dissipation through hole, and the dustproof screen plate can shield the heat dissipation through hole at the moment, so that the phenomenon that external dust flows into the main frame body through the heat dissipation through hole is reduced, and the phenomenon that the iron core mutual inductor is corroded by the dust when in use is reduced;

(3) through rotating the curved bar, make its bottom use the torsional spring to rotate as the center to make the curved bar be located the outer wall of positioning seat and rotate, the top of curved bar no longer laminates in the top of current sensor body this moment, upwards stimulates the current sensor body again, can detach it to the outside of putting the thing groove, so that overhaul the maintenance processing to the current sensor body, thereby improved the convenience when iron core mutual-inductor uses.

Drawings

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

FIG. 2 is a side view of the storage frame of the present invention;

FIG. 3 is a schematic top view of the storage frame according to the present invention;

FIG. 4 is a schematic side view of the dustproof screen of the present invention.

In the figure: 1. a main frame body; 2. a heat-conducting fin column; 3. a heat conducting fin ring; 4. a storage frame; 5. a heat collecting plate; 6. a heat dissipating through hole; 7. a mounting frame; 8. a top cover; 9. a current sensor body; 10. a curved bar; 11. a dustproof screen plate; 12. positioning seats; 13. a torsion spring; 14. a storage groove; 15. the fan-shaped fit groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. 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.

Referring to fig. 1-4, an embodiment of the present invention is shown: a combined iron core mutual inductor with a novel structure comprises a main frame body 1, an object placing frame 4, a top cover 8, a current sensor body 9 and an object placing groove 14, wherein the top cover 8 is installed at the top end of the main frame body 1, heat dissipation through holes 6 are formed in two inner side walls of the top of the main frame body 1, and one ends of the heat dissipation through holes 6 extend to the outside of the main frame body 1;

when in use, the heat dissipation through holes 6 are symmetrically arranged on the inner wall of the main frame body 1 so as to facilitate ventilation and heat dissipation;

the inner walls of the main frame body 1 at the two ends of the heat dissipation through hole 6 are both fixed with placing frames 7, and the inner wall of the main frame body 1 between the placing frames 7 is provided with a dustproof screen plate 11;

when in use, the dustproof screen plate 11 is arranged on the inner wall of the main frame body 1 at the inner side of the placement frame 7 so as to shield the heat dissipation through hole 6;

fan-shaped conjunction grooves 15 are formed in the outer walls of the two sides of the dustproof screen plate 11, and the fan-shaped conjunction grooves 15 are symmetrical about the center line of the dustproof screen plate 11;

when in use, the fan-shaped fit groove 15 is aligned at the position of the mounting frame 7, and then the dustproof mesh plate 11 is pressed and rotated so as to install the dustproof mesh plate 11 on the inner wall of the main frame body 1;

a heat collecting plate 5 is arranged at one end inside the main frame body 1, heat conducting fin columns 2 with equal intervals are arranged at the bottom end of the heat collecting plate 5, and one end, far away from the heat collecting plate 5, of each heat conducting fin column 2 extends to the outside of the main frame body 1;

a heat conduction fin ring 3 is fixed on the outer wall of one end, close to the heat collecting plate 5, of the heat conduction fin column 2, the top ends of the heat collecting plates 5 are provided with equally spaced object placing frames 4, the top ends of the heat collecting plates 5 on the two sides of the object placing frames 4 are both provided with positioning seats 12, and the outer wall on one side of each positioning seat 12 is provided with a torsion spring 13;

when in use, the torsion spring 13 is arranged on the outer wall of one side of the positioning seat 12, so that the curved rod 10 can be arranged;

the top of the torsion spring 13 is provided with a curved bar 10, and the top of the curved bar 10 is contacted with the top end of the current sensor body 9;

when in use, the bent lever 10 is rotated to be positioned on the outer wall of the positioning seat 12 through the torsion spring 13 to rotate, so that the bent lever 10 is rotated away from the top end of the current sensor body 9;

a storage groove 14 is arranged at the central position inside the storage frame 4, and the top end of the storage groove 14 extends to the outside of the storage frame 4;

the current sensor body 9 is placed in the storage groove 14, and the top end of the current sensor body 9 extends to the outside of the storage groove 14.

When the heat dissipation device is used, firstly, two groups of heat dissipation through holes 6 are symmetrically arranged on the inner wall of a main frame body 1, so that the heat dissipation through holes 6 can perform ventilation and heat dissipation treatment, then, heat energy in the main frame body 1 is absorbed by a heat collection plate 5, the heat conductivity of a heat conduction fin column 2 is enhanced by a heat conduction fin ring 3, the heat energy absorbed by the heat collection plate 5 is led out of the main frame body 1 by the heat conduction fin column 2, so that the purpose of efficient heat dissipation is achieved, then, a fan-shaped fit groove 15 is aligned to a position of a placement frame 7, then, a dustproof screen plate 11 is pressed and rotated, so that the dustproof screen plate 11 is arranged on the inner wall of the main frame body 1 at the position of the heat dissipation through hole 6, at the moment, the dustproof screen plate 11 can shield the heat dissipation through hole 6, so that external dust is reduced to flow into the main frame body 1 through the heat dissipation through hole 6, and finally, screws at the corner positions on the top of a top cover 8 are rotated, make it twist out to main frame body 1's outside, upwards stimulate top cap 8 again, can detach top cap 8 in main frame body 1's top, the rethread rotates curved bar 10, make its bottom use torsional spring 13 to rotate as the center, so that curved bar 10 is located the outer wall of positioning seat 12 and rotates, the top of curved bar 10 no longer laminates in the top of current sensor body 9 this moment, upwards stimulate current sensor body 9 again, can detach it to the outside of putting thing groove 14, thereby accomplish the use of iron core mutual-inductor.

Claims

1. The iron core transformer with the combined novel structure is characterized by comprising a main frame body (1), a storage frame (4), a top cover (8), a current sensor body (9) and a storage groove (14), wherein the top cover (8) is installed at the top end of the main frame body (1), a heat collecting plate (5) is arranged at one end inside the main frame body (1), heat conducting fin columns (2) with equal intervals are arranged at the bottom end of the heat collecting plate (5), one end, far away from the heat collecting plate (5), of each heat conducting fin column (2) extends to the outside of the main frame body (1), heat conducting fin rings (3) are fixed on the outer wall, close to one end of each heat collecting plate (5), of each heat conducting fin column (2), the top end of each heat collecting plate (5) is provided with the storage frame (4) with equal intervals, the storage groove (14) is arranged at the central position inside the storage frame (4), and the top end of the storage groove (14) extends to the outside of the storage frame (4), the current sensor body (9) is placed in the storage groove (14), and the top end of the current sensor body (9) extends to the outside of the storage groove (14).

2. The combined iron core mutual inductor with a novel structure as claimed in claim 1, wherein: the heat dissipation frame is characterized in that heat dissipation through holes (6) are formed in two inner side walls of the top of the main frame body (1), and one ends of the heat dissipation through holes (6) extend to the outer portion of the main frame body (1).

3. The combined iron core mutual inductor with a novel structure as claimed in claim 1, wherein: the top ends of the heat collecting plates (5) at two sides of the storage frame (4) are provided with positioning seats (12), and the outer wall of one side of each positioning seat (12) is provided with a torsion spring (13).

4. The combined iron core mutual inductor with a novel structure as claimed in claim 2, wherein: all be fixed with on the main frame body (1) inner wall at heat dissipation through-hole (6) both ends and settle frame (7), install dustproof otter board (11) on the main frame body (1) inner wall between settling frame (7).

5. The combined iron core mutual inductor with a novel structure as claimed in claim 4, wherein: the dustproof screen plate is characterized in that fan-shaped conjunction grooves (15) are formed in the outer walls of the two sides of the dustproof screen plate (11), and the fan-shaped conjunction grooves (15) are symmetrical about the center line of the dustproof screen plate (11).

6. The combined iron core mutual inductor with a novel structure as claimed in claim 3, wherein: and a curved bar (10) is installed at the top of the torsion spring (13), and the top of the curved bar (10) is touched with the top end of the current sensor body (9).