CN210073593U

CN210073593U - Voltage transformer with fuse for gas-filled cabinet

Info

Publication number: CN210073593U
Application number: CN201921488608.8U
Authority: CN
Inventors: 仲鹏丞; 凌冲; 刘晓强; 姚帅帅; 陈敬伟; 高化理; 刘伟栋; 张从兴
Original assignee: Linyi Lianfa Transmission And Transformation Engineering Co Ltd
Current assignee: Linyi Lianfa Transmission And Transformation Engineering Co Ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-02-14
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses an aerify cabinet with taking fuse voltage transformer has solved the problem of the dismantlement maintenance of prior art fuse, and it includes base, voltage transformer and fuse rotate with the last lateral wall of base and are connected, electrode end I and electrode end II are installed respectively to one side that voltage transformer and fuse are relative, the lower lateral wall of base is equipped with U type seat I, the inner diapire of U type seat I is equipped with U type seat II, the overhang of U type seat II all runs through the upper end that the base extends to the base, the both ends of U type seat II are located the outside of voltage transformer and fuse respectively, the inner diapire of U type seat II is fixed with the electro-magnet, the lower lateral wall of base is fixed with the magnet board. The utility model discloses can be used to voltage transformer.

Description

Voltage transformer with fuse for gas-filled cabinet

Technical Field

The utility model discloses an aerify cabinet with taking fuse voltage transformer belongs to and aerifys cabinet technical field.

Background

The voltage transformer is a device for measuring voltage and electric energy in an electric power system or an electric control system. The patent with the publication number of CN 208954779U discloses a fused voltage transformer for an air-filled cabinet. The high-voltage fuse is arranged above the transformer body, two ends of the high-voltage fuse are respectively connected with the primary winding and a primary high-voltage insulating column arranged at the top or the side part of the insulator, and a secondary terminal of the secondary winding is led out from the bottom of the insulator; although the fuse is connected with the voltage transformer, the fuse is installed inside a product, and the fuse is inconvenient to disassemble and maintain.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem that prior art exists, and the fuse detachable aerifys for cabinet take fuse voltage transformer who provides.

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

aerify cabinet with take fuse voltage transformer, including base, voltage transformer and fuse rotate with the last lateral wall of base and are connected, voltage transformer and fuse one side relative install electrode end I and electrode end II respectively, the lower lateral wall of base is equipped with U type seat I, the inner diapire of U type seat I is equipped with U type seat II, the upper end that the base extends to the base is all run through to the overhang of U type seat II, the both ends of U type seat II are located the outside of voltage transformer and fuse respectively, the inner diapire of U type seat II is fixed with the electro-magnet, the lower lateral wall of base is fixed with the magnet board.

Preferably, a telescopic spring is fixed between the outer side walls of the voltage transformer and the fuse and the upper side wall of the base.

Preferably, be equipped with two reset spring between base and the U type seat I, reset spring is located between I inner wall of U type seat and II outer walls of U type seat.

Preferably, an expansion link is fixed on the outer wall of the voltage transformer, and a cooling fan is fixed at the expansion link.

Preferably, an air inlet groove matched with the position of the cooling fan is formed in the outer wall of the voltage transformer.

Preferably, a sliding groove is formed in the connecting position of the base and the U-shaped seat II.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the voltage transformer is connected and communicated with the fuse through rotation, so that the problem that the fuse is inconvenient to replace and maintain after being fixed is solved;

2. the cooling fan blows airflow into the air inlet groove to cool the interior of the voltage transformer, so that the stable operation of the voltage transformer is ensured;

3. when the voltage transformer is manually rotated to be in contact with the fuse, an electric loop is formed between the electromagnet and the voltage transformer as well as between the electromagnet and the fuse, the electromagnet adsorbs the base to move downwards, so that the U-shaped seat II extrudes the voltage transformer and the fuse to be close to each other to finish fixation, and when the current in the loop is overlarge, the voltage transformer and the fuse can be disconnected, so that the fuse is conveniently maintained;

to sum up, the utility model discloses a through moving down of base when having the current circulation between voltage transformer and fuse and make voltage transformer and fuse support tightly each other, when the fuse disconnection, voltage transformer and fuse are kept away from each other, conveniently carry out the maintenance of fuse and change.

Drawings

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

fig. 2 is a schematic structural diagram of the base of the present invention.

In the figure: 1U type seat I, 2U type seat II, 3 bases, 4 electro-magnets, 5 magnet boards, 6 voltage transformer, 7 fuses, 8 air inlet ducts, 9 radiator fan, 10 telescopic links, 11 electrode end I, 12 electrode end II, 13 expanding spring, 14 reset spring, 15 spouts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, aerify cabinet with take fuse voltage transformer, including base 3, voltage transformer 6 and fuse 7 rotate with the last lateral wall of base 3 and are connected (as shown in fig. 1), electrode end I11 and electrode end II 12 are installed respectively to the relative one side of voltage transformer 6 and fuse 7, electrode end I11 and electrode end II 12 are conventional contact electrode, be similar to the motor of battery, realize the switch-on through the contact, rotate to electrode end I11 and electrode end II 12 when voltage transformer 6 and fuse 7 and contact and can realize the switch-on of voltage transformer 6 and fuse 7, traditional fixed installation has been avoided, be convenient for follow-up change or the maintenance of carrying out fuse 7.

The lower side wall of the base 3 is provided with a U-shaped seat I1, two reset springs 14 positioned on the outer side of the U-shaped seat II 2 are fixed between the base 3 and the inner bottom wall of the U-shaped seat I1, the inner bottom wall of the U-shaped seat I1 is fixedly connected with the U-shaped seat II 2, protruding ends of the U-shaped seat II 2 penetrate through the base 3 and extend to the upper end of the base 3, a sliding groove 15 is formed in the joint of the base 3 and the U-shaped seat II 2, two ends of the U-shaped seat II 2 slide in the sliding groove 15, two ends of the U-shaped seat II 2 are respectively positioned on the outer sides of the voltage transformer 6 and the fuse 7, telescopic springs 13 are fixed between the outer side walls of the voltage transformer 6 and the fuse 7 and the upper side wall of the base 3, an electromagnet 4 is fixed on the inner bottom wall of the U-shaped seat II 2, a magnet plate 5 is fixed on the lower side wall of the base 3, when the telescopic springs 13 are completely unfolded, the, form the electric circuit between 4 electro-magnet and voltage transformer 6 and the fuse 7, electro-magnet 4 produces magnetism and adsorbs magnet board 5 and base 3 and moves down, both ends extrusion voltage transformer 6 and the fuse 7 through U type seat II 2 are close to and support tightly, accomplish the connection of voltage transformer 6 and fuse 7, the electric current is too big in the return circuit, fuse 7 heat production fusing, electro-magnet 4 loses magnetism, reset spring 14 bounces base 3, under expanding spring 13's effect, voltage transformer 6 and fuse 7 move toward outside rotation, realize keeping away from between voltage transformer 6 and the fuse 7 and be convenient for carry out the maintenance of fuse 7.

Be fixed with telescopic link 10 on voltage transformer 6's the outer wall, the telescopic end of telescopic link 10 is fixed with radiator fan 9, seted up on voltage transformer 6's the outer wall with radiator fan 9 position assorted intake stack 8, radiator fan 9 is blown into the air current and is dispelled the heat to voltage transformer 6's inside in intake stack 8, the flexible radiator fan 9 that drives of telescopic link 10 drive end removes.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

electromagnet 4 is connected with fuse 7 through the wire, artificially rotate voltage transformer 6 and fuse 7 and contact, form electric loop between electromagnet 4 and voltage transformer 6 and the fuse 7, electromagnet 4 produces magnetism and adsorbs magnet board 5 and base 3 and moves down, both ends extrusion voltage transformer 6 and fuse 7 through U type seat II 2 are close to and support tightly, accomplish the connection of voltage transformer 6 and fuse 7, the electric current is too big in the return circuit, fuse 7 heat production fusing, electromagnet 4 loses magnetism, reset spring 14 bounces base 3, under expanding spring 13's effect, voltage transformer 6 and fuse 7 move toward outside rotation, the convenience is maintained fuse 7.

Claims

1. The utility model provides a aerify cabinet with take fuse voltage transformer, includes base (3), voltage transformer (6) and fuse (7), its characterized in that, voltage transformer (6) and fuse (7) are connected with the last lateral wall rotation of base (3), electrode end I (11) and electrode end II (12) are installed respectively to one side that voltage transformer (6) and fuse (7) are relative, the lower lateral wall of base (3) is equipped with U type seat I (1), the interior diapire of U type seat I (1) is equipped with U type seat II (2), the overhang of U type seat II (2) all runs through base (3) and extends to the upper end of base (3), the both ends of U type seat II (2) are located the outside of voltage transformer (6) and fuse (7) respectively, the interior diapire of U type seat II (2) is fixed with electro-magnet (4), and a magnet plate (5) is fixed on the lower side wall of the base (3).

2. Fused voltage transformer for gas-filled cabinets according to claim 1, characterized in that a telescopic spring (13) is fixed between the outer side wall of the voltage transformer (6) and fuse (7) and the upper side wall of the base (3).

3. The fused voltage transformer for the gas insulated switchgear according to claim 1, wherein two return springs (14) are provided between the base (3) and the U-shaped seat i (1), the return springs (14) being located between the inner wall of the U-shaped seat i (1) and the outer wall of the U-shaped seat ii (2).

4. A fused voltage transformer for an inflatable cabinet according to claim 1, characterized in that a telescopic rod (10) is fixed on the voltage transformer (6), and a cooling fan (9) is fixed on the telescopic rod (10).

5. The fused voltage transformer for the gas insulated switchgear according to claim 4, wherein the outer wall of the voltage transformer (6) is provided with an air inlet slot (8) matched with the position of the cooling fan (9).

6. The fused voltage transformer for the gas insulated switchgear as claimed in claim 1, wherein a sliding groove (15) is formed at the joint of the base (3) and the U-shaped base II (2).