CN217983056U

CN217983056U - High-frequency transformer with anti-electric-shock function

Info

Publication number: CN217983056U
Application number: CN202221948656.2U
Authority: CN
Inventors: 曹征良; 曹诗雨; 朱正华
Original assignee: Nanjing Yingfa Electronic Technology Co ltd
Current assignee: Nanjing Yingfa Electronic Technology Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-12-06
Anticipated expiration: 2032-07-27

Abstract

The utility model discloses a high-frequency transformer with anti-electric shock function belongs to the high-frequency transformer field, including the guard box, the chamber door, and a support, transformer body, circuit breaker, the spread groove that runs through is seted up to the lateral wall of guard box, and one side of spread groove is located the inside slip of guard box and is provided with the stopper, and the stopper is connected with the spliced pole through the connecting axle, and the bottom fixedly connected with bottom plate of spliced pole, the lateral wall of bottom plate is connected with insulating footboard through the connecting plate, is connected with on the connecting plate to be used for spacing locating part, and the one end of connecting axle is connected with the drive block through the driving piece. The working personnel stand on the insulating pedal, the human body is not in direct contact with the ground, and the circuit is broken when being transmitted, so that the electric shock risk is reduced; the chamber door is automatic to be opened, and the chamber door is opened the in-process circuit connecting axle and is triggered the protector that opens circuit and close, overhauls the during operation at the staff, reduces the high frequency transformer under the direct touching connection state, can effectively lack the emergence of electric shock phenomenon.

Description

High-frequency transformer with anti-electric-shock function

Technical Field

The utility model relates to a high frequency transformer technical field especially relates to a high frequency transformer with anti-electric shock function.

Background

The high-frequency transformer is a power transformer with the working frequency exceeding the intermediate frequency (10 kHz), is mainly used as a high-frequency switching power transformer in a high-frequency switching power supply, and is also used as a high-frequency inverter power transformer in a high-frequency inverter power supply and a high-frequency inverter welding machine.

High frequency transformer is in under the external environment for a long time, easily receives the influence of rainwater erosion and temperature, leads to high frequency transformer to appear the operating problem, needs the staff to maintain, and current high frequency transformer need open the chamber door with the hand when examining and then close the circuit and examine high frequency transformer is inside, because the circuit damages, the chamber door may be electrified, has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art high frequency transformer when examining, need open the chamber door with the hand and then close the circuit and examine high frequency transformer is inside, because the circuit damages, the chamber door can electrified problem, and the high frequency transformer who provides has the function of preventing electric shock.

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

the utility model provides a high frequency transformer body with anti-electric shock function, includes guard box, chamber door, support, transformer body, circuit breaker, the chamber door articulates in guard box one side, support fixed connection is in the bottom surface of guard box, the inside at the guard box is installed to the transformer body, circuit breaker installs in the lateral wall of transformer body, the spread groove that runs through is seted up to the lateral wall of guard box, one side of spread groove is located the inside stopper that slides of guard box, the stopper is connected with the spliced pole through the connecting axle, the bottom fixedly connected with bottom plate of spliced pole, the lateral wall of bottom plate is connected with insulating footboard through the connecting plate, be connected with on the connecting plate and be used for spacing locating part, the one end of connecting axle is connected with the drive block through the driving piece, drive block fixed connection is on the chamber door.

Preferably, a first through hole is formed in the limiting block, a second through hole is formed in the connecting column, and the connecting shaft penetrates through the first through hole, the connecting groove and the second through hole and is connected with the inner wall of the first through hole and the inner wall of the second through hole in a rotating mode.

Preferably, the lateral surface fixedly connected with spacing cell body of guard box, the spliced pole is connected with the inner wall sliding of spacing cell body.

Preferably, the bottom plate is fixedly connected with a connecting plate, the connecting plate is fixedly connected with an insulating pedal, and a spring is fixedly connected to the bottom surface of the insulating pedal.

Preferably, the locating part is including offering through-hole, fixed connection on the limiting plate in the spacing ring of through-hole inner wall and with spacing ring sliding connection's spacing post, the top and the guard box fixed connection of spacing post.

Preferably, the driving piece includes dwang, location axle, locating piece, drive post, slider, dwang and connecting axle fixed connection, the dwang passes through the location axle and is connected with the drive post rotation, the constant head tank has been seted up on the locating piece, the drive post pass in the constant head tank and with constant head tank sliding connection, the top fixed connection of slider and drive post.

Preferably, the side wall of the driving block is provided with a driving groove matched with the sliding block, and the sliding block is connected with the driving groove in a sliding manner.

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

1. the working personnel stand on the insulating pedal, the human body is not in direct contact with the ground, and the circuit is broken when being transmitted, so that the electric shock risk is reduced; the chamber door is automatic to be opened, and the chamber door is opened the in-process circuit connecting axle and is triggered the protector that opens circuit and close, overhauls the during operation at the staff, reduces the high frequency transformer under the direct touching connection state, can effectively lack the emergence of electric shock phenomenon, guarantee staff's safety.

2. After the overhaul is completed, under the action of spring reset, the insulating pedal moves upwards, the further box door is closed, the circuit is communicated, and the workload of workers can be reduced while the safety of the workers is guaranteed.

Drawings

Fig. 1 is a schematic view of an open-state three-dimensional structure of a high-frequency transformer with an electric shock prevention function according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic diagram of an internal structure of a high-frequency transformer with an electric shock prevention function according to the present invention;

fig. 4 is the utility model provides a closed state structure schematic diagram of a high-frequency transformer with anti-electric-shock function.

In the figure: 1. a protection box; 2. a box door; 3. a support; 4. a transformer body; 5. connecting grooves; 6. a limiting block; 7. connecting columns; 8. a connecting shaft; 9. a limiting groove body; 10. rotating the rod; 11. positioning the shaft; 12. positioning blocks; 13. a drive column; 14. a drive slot; 15. a drive block; 16. a base plate; 17. a connecting plate; 18. a limiting column; 19. an insulating pedal; 20. a spring; 21. a circuit break protector; 22. a limit ring.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, a high-frequency transformer with an anti-electric shock function comprises a protection box 1, a box door 2, a bracket 3, a transformer body 4 and a circuit-breaking protector 21, wherein the box door 2 is hinged to one side of the protection box 1, the bracket 3 is fixedly connected to the bottom surface of the protection box 1, the transformer body 4 is installed inside the protection box 1, and the circuit-breaking protector 21 is installed on the side wall of the transformer body 4;

furthermore, a through connecting groove 5 is formed in the side wall of the protection box 1, a limiting block 6 is slidably arranged on one side of the connecting groove 5 in the protection box 1, and the limiting block 6 is connected with a connecting column 7 through a connecting shaft 8;

it should be noted that a first through hole is formed in the limiting block 6, a second through hole is formed in the connecting column 7, the connecting shaft 8 penetrates through the first through hole, the connecting groove 5 and the second through hole and is rotatably connected with the inner walls of the first through hole and the second through hole, and the limiting block 6 rotates while moving upwards;

the further advantage is that the limiting block 6 and the connecting groove 5 slide with each other, and the connecting groove 5 limits the displacement of the limiting block 6 in the horizontal direction;

the outer side surface of the protection box 1 is fixedly connected with a limiting groove body 9, a connecting column 7 is in sliding connection with the inner wall of the limiting groove body 9, the bottom end of the connecting column 7 is fixedly connected with a bottom plate 16, the side wall of the bottom plate 16 is connected with an insulating pedal 19 through a connecting plate 17, the bottom plate 16 is fixedly connected with the connecting plate 17, the connecting plate 17 is fixedly connected with the insulating pedal 19, the bottom surface of the insulating pedal 19 is fixedly connected with a spring 20, and when the pressure applied to the spring 20 is cancelled, a resetting effect can be generated;

the limiting groove body 9 is matched with the connecting column 7, so that the connecting column 7 can only move in the vertical direction, one end of the connecting plate 17 is connected to the middle part of the side surface of the bottom plate 16, and the other end of the connecting plate is connected to the middle part of the insulating pedal 19;

when a worker stands on the insulating pedal 19, the insulating pedal 19 drives the connecting plate 17, the bottom plate 16 and the connecting column 7 to move downwards simultaneously under the action of gravity, and the connecting column 7 drives the connecting shaft 8 to vertically move downwards, the circuit breaking protector 21 is triggered to automatically break a circuit;

the connecting plate 17 is connected with a limiting part for limiting, the limiting part comprises a through hole arranged on the limiting plate, a limiting ring 22 fixedly connected to the inner wall of the through hole and a limiting column 18 in sliding connection with the limiting ring 22, the limiting column 18 slides in the limiting ring 22, the top end of the limiting column 18 is fixedly connected with the protection box 1, the side wall of the limiting column 18 is abutted against the inner wall of the limiting ring 22, and the connecting plate 17 is kept in a horizontal state constantly;

one end of the connecting shaft 8 is connected with a driving block 15 through a driving piece, the driving piece comprises a rotating rod 10, a positioning shaft 11, a positioning block 12, a driving column 13 and a sliding block, the rotating rod 10 is fixedly connected with the connecting shaft 8, the rotating rod 10 is rotatably connected with the driving column 13 through the positioning shaft 11, the positioning block 12 is provided with a positioning groove, the driving column 13 penetrates through the positioning groove and is in sliding connection with the positioning groove, and the sliding block is fixedly connected with the top end of the driving column 13;

the driving block 15 is fixedly connected to the box door 2, a driving groove 14 matched with the sliding block is formed in the side wall of the driving block 15, the sliding block is connected with the driving groove 14 in a sliding mode, the connecting shaft 8 moves in the vertical direction to drive one end of the rotating rod 10 to move in the vertical direction and rotate at the same time, the driving column 13 moves in the horizontal direction under the action of the positioning groove in the positioning block 12, and the sliding block slides in the driving groove 14 to generate pressure on the inner wall of the driving groove 14;

the driving column 13 extends to the outer side of the protection box 1, the box door 2 is opened, and the circuit is broken; the driving column 13 is retracted inwards, the box door 2 is closed, and the circuit is communicated;

when the utility model is used, a worker stands on the insulating pedal 19, the insulating pedal 19 moves downwards under the action of gravity, the spring 20 is gradually compressed at the moment, and the insulating pedal 19 drives the connecting plate 17, the bottom plate 16 and the connecting column 7 to move downwards under the matching action of the limiting column 18 and the limiting ring 22;

the connecting column 7 drives the connecting shaft 8 to vertically slide downwards along the connecting groove 5, under the action of the positioning block 12, the connecting shaft 8 drives one end of the rotating rod 10 to move downwards, and the other end of the rotating rod 10 pushes the driving column 13 to slide outwards while rotating; the sliding block at the top end of the driving column 13 slides in the driving groove 14, and meanwhile, the sliding block generates pressure on the inner wall of the driving groove 14 to push the box door 2 to be automatically opened; meanwhile, when the connecting shaft 8 descends to a certain degree, the breaking protector 21 is triggered to break the circuit of the high-frequency transformer, and a worker can directly close the circuit without manually opening the box door 2, so that the phenomenon that the worker is injured due to the electric leakage problem is reduced;

after the maintenance work is completed, the pressure applied to the insulating pedal 19 is cancelled by the staff, the insulating pedal 19 moves upwards under the reset action of the spring 20, the further box door 2 is closed, the circuit is communicated, and the workload of the staff can be reduced while the safety of the staff is guaranteed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high frequency transformer with anti-electric shock function, includes guard box (1), chamber door (2), support (3), transformer body (4), protector (21) opens circuit, a serial communication port, chamber door (2) articulate in guard box (1) one side, support (3) fixed connection is in the bottom surface of guard box (1), the inside at guard box (1) is installed in transformer body (4), protector (21) installs in the lateral wall of transformer body (4) opens circuit, spread groove (5) that run through are seted up to the lateral wall of guard box (1), one side of spread groove (5) is located guard box (1) inside and slides and is provided with stopper (6), stopper (6) are connected with spliced pole (7) through connecting axle (8), the bottom fixedly connected with bottom plate (16) of spliced pole (7), the lateral wall of bottom plate (16) is connected with insulating footboard (19) through connecting plate (17), be connected with on connecting plate (17) and be used for spacing locating part, the one end of connecting axle (8) is connected with driving piece (15), driving piece (15) fixed connection is on chamber door (2).

2. The high-frequency transformer with the electric shock prevention function according to claim 1, wherein a first through hole is formed in the limiting block (6), a second through hole is formed in the connecting column (7), and the connecting shaft (8) penetrates through the first through hole, the connecting groove (5) and the second through hole and is rotatably connected with inner walls of the first through hole and the second through hole.

3. The high-frequency transformer with the electric shock prevention function according to claim 1, wherein a limiting groove body (9) is fixedly connected to the outer side surface of the protection box (1), and the connecting column (7) is slidably connected with the inner wall of the limiting groove body (9).

4. The high-frequency transformer with electric shock prevention function according to claim 1, wherein the bottom plate (16) is fixedly connected with a connecting plate (17), the connecting plate (17) is fixedly connected with an insulating pedal (19), and a spring (20) is fixedly connected with the bottom surface of the insulating pedal (19).

5. The high-frequency transformer with the electric shock prevention function according to claim 1, wherein the limiting member comprises a through hole formed in the limiting plate, a limiting ring (22) fixedly connected to an inner wall of the through hole, and a limiting post (18) slidably connected to the limiting ring (22), and a top end of the limiting post (18) is fixedly connected to the protection box (1).

6. The high-frequency transformer with the electric shock prevention function according to claim 1, wherein the driving member comprises a rotating rod (10), a positioning shaft (11), a positioning block (12), a driving column (13) and a sliding block, the rotating rod (10) is fixedly connected with the connecting shaft (8), the rotating rod (10) is rotatably connected with the driving column (13) through the positioning shaft (11), the positioning groove is formed in the positioning block (12), the driving column (13) passes through the positioning groove and is slidably connected with the positioning groove, and the sliding block is fixedly connected with the top end of the driving column (13).

7. The high-frequency transformer with the electric shock prevention function according to claim 1, wherein the side wall of the driving block (15) is provided with a driving groove (14) matched with a sliding block, and the sliding block is slidably connected with the driving groove (14).