CN221486285U

CN221486285U - Small-sized high-voltage isolation transformer capable of preventing electric leakage phenomenon

Info

Publication number: CN221486285U
Application number: CN202420119473.2U
Authority: CN
Inventors: 邱仙明
Original assignee: Foshan Guanwei Electronics Co ltd
Current assignee: Foshan Guanwei Electronics Co ltd
Priority date: 2024-01-17
Filing date: 2024-01-17
Publication date: 2024-08-06
Anticipated expiration: 2034-01-17

Abstract

The utility model discloses a small high-voltage isolation transformer capable of preventing leakage, which belongs to the technical field of transformers and comprises an anti-leakage transformer body, wherein a coil body is arranged at the upper end of the anti-leakage transformer body; the radiating mechanism comprises a fixing assembly, a clamping groove, a radiating fan automatic control assembly, a radiating frame, a radiating fan body, a dust screen, fixing holes and a clamping block. The utility model is provided with the radiating mechanism, the mechanism can monitor the temperature of the transformer through the temperature sensor and transmit signals to the PLC, and the PLC works the radiating fan body, so that the transformer is automatically radiated and cooled, and the dust screen can be conveniently opened through the fixing assembly, so that the radiating fan body is cleaned.

Description

Small-sized high-voltage isolation transformer capable of preventing electric leakage phenomenon

Technical Field

The utility model belongs to the technical field of transformers, and particularly relates to a small high-voltage isolation transformer capable of preventing leakage.

Background

The isolation transformer is used for electrically isolating the input winding from the output winding, and is used for avoiding accidental contact with the charged body at the same time, and the isolation of the transformer is used for isolating the current of each winding coil of the primary side and the secondary side. The isolating transformer belongs to a safe power supply, is generally used for machine maintenance, and has the functions of protection, lightning protection and filtering.

Chinese patent application number 201820108304.3 discloses a small-size high voltage isolation transformer, including protective housing and transformer main part, the upper end surface of protective housing is close to the position department fixed mounting in the middle of, and protective housing's one end surface fixed mounting has the heat dissipation storehouse, the inside movable mounting in heat dissipation storehouse has cooling fan, the transformer main part sets up in protective housing's inside, the front end surface of transformer main part is close to the position department fixed mounting of below has fixed splint, and fixed splint's upper end internal surface fixed mounting has fixed screw. The small-sized high-voltage isolation transformer is provided with the protective shell, the cooling fan and the insulating baffle, so that the structural strength of the whole device can be improved, the device can be cooled when being used for a long time, the phenomenon of electric leakage can be prevented when the device is used, the device is applicable to different working conditions, and a better use prospect is brought.

The above-mentioned published patent realizes the use and heat dissipation effect of the transformer, but the heat dissipation device is inconvenient to clean dust and inconvenient to automatically open the heat dissipation device; the transformer shell that it set up is integral type structure, and the maintenance degree of difficulty is great relatively.

Disclosure of utility model

To solve the problems set forth in the background art. The utility model provides a small-sized high-voltage isolation transformer capable of preventing electric leakage, which has the characteristics of being convenient for automatically controlling a heat dissipation device to work and being convenient for assembling and fixing a shell.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a small-size high voltage isolation transformer of phenomenon of preventing electric leakage, includes anti-leakage transformer body, the coil body is installed to anti-leakage transformer body's upper end, and shell assembled structure is installed to anti-leakage transformer body's upper end outside, and the top cap is installed to shell assembled structure's upper end, and heat dissipation mechanism is installed to the upper end of top cap; the heat dissipation mechanism comprises a fixing component, a clamping groove, a heat dissipation fan automatic control component, a heat dissipation frame, a heat dissipation fan body, a dust screen, a fixing hole and a clamping block, wherein the heat dissipation frame is installed at the upper end of the top cover, the heat dissipation fan body is installed in the inner installation of the heat dissipation frame, the dust screen is installed at the upper end of the heat dissipation frame through rotating and connecting a rotating shaft, the clamping block is installed at the other end of the dust screen, the fixing hole is formed in the side edge of the clamping block, the clamping groove is formed in the side edge of the upper end of the heat dissipation frame, the fixing component is installed in the side edge inner installation of the clamping groove, and the heat dissipation fan automatic control component is installed on the side edge of the upper end of the top cover.

Preferably, the fixing component comprises a fixing rod and a spring, the spring is arranged in the side edge of the clamping groove, and the fixing rod is arranged at the other end of the spring.

Preferably, the fixing component further comprises a sliding block and a sliding groove, the sliding block is installed at the upper end of the fixing rod, and the sliding groove corresponding to the sliding block is formed in the upper end of the heat dissipation frame.

Preferably, the automatic control component of the cooling fan comprises a temperature sensor, a PLC (programmable logic controller) and a storage battery, wherein the temperature sensor is arranged in the anti-leakage transformer body, the PLC is arranged at the other end of the temperature sensor through a wire in an electric connection mode, the other end of the PLC is electrically connected with the clamping block through a wire, and power supply work is performed among the temperature sensor, the PLC and the clamping block through the storage battery.

Preferably, the shell assembly structure comprises an assembled shell I, an assembled shell II, a connecting block and a connecting groove, wherein the assembled shell I is installed on one side of the upper end of the anti-leakage transformer body, the assembled shell II is installed on the other side of the upper end of the anti-leakage transformer body, the connecting block is installed at the upper end and the lower end of the assembled shell I and the assembled shell II, and the connecting groove corresponding to the connecting block is formed in the upper end of the anti-leakage transformer body and the lower end of the top cover.

Preferably, the connecting block is fixedly connected with the connecting groove through bolts.

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

1. According to the utility model, the heat dissipation mechanism is arranged, the temperature of the transformer can be monitored through the temperature sensor, signals can be transmitted to the PLC, and the PLC works on the heat dissipation fan body, so that the transformer is automatically cooled, and the dust screen can be conveniently opened through the fixing assembly, so that the heat dissipation fan body is cleaned.

2. The utility model is provided with the shell assembly type structure, which is convenient for assembling and fixing the shell of the transformer, thereby being convenient for overhauling the transformer in the later period.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a perspective view of a heat dissipating mechanism according to the present utility model;

FIG. 3 is an enlarged view of the securing assembly of the present utility model;

FIG. 4 is a control schematic diagram of an automatic control assembly of a radiator fan according to the present utility model;

FIG. 5 is a perspective view of the assembled housing structure of the present utility model;

In the figure: 1. an anti-leakage transformer body; 2. a coil body; 3. a heat dissipation mechanism; 31. a fixing assembly; 311. a fixed rod; 312. a slide block; 313. a chute; 314. a spring; 32. a clamping groove; 33. an automatic control component of the cooling fan; 331. a temperature sensor; 332. a PLC controller; 333. a storage battery; 34. a heat dissipation frame; 35. a heat radiation fan body; 36. a dust screen; 37. a fixing hole; 38. a clamping block; 4. a top cover; 5. a housing assembly structure; 51. an assembled shell I; 52. an assembled shell II; 53. a connecting block; 54. a bolt; 55. and a connecting groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a small-size high voltage isolation transformer of phenomenon of preventing electric leakage, includes anticreep transformer body 1, and coil body 2 is installed to anticreep transformer body 1's upper end, and shell assembled structure 5 is installed to anticreep transformer body 1's upper end outside, and top cap 4 is installed to shell assembled structure 5's upper end, and heat dissipation mechanism 3 is installed to top cap 4's upper end; the heat dissipation mechanism 3 includes fixed subassembly 31, draw-in groove 32, radiator fan automatic control subassembly 33, radiator frame 34, radiator fan body 35, dust screen 36, fixed orifices 37 and fixture block 38, radiator frame 34 is installed to the upper end of top cap 4, radiator fan body 35 is installed to the internally mounted of radiator frame 34, radiator frame 36 is installed in the upper end of radiator frame 34 through pivot rotation connection, fixture block 38 is installed to the other end of dust screen 36, fixed orifices 37 have been seted up to the side of fixture block 38, the draw-in groove 32 has been seted up to the upper end side of radiator frame 34, fixed subassembly 31 is installed to the side internally mounted of draw-in groove 32, radiator fan automatic control subassembly 33 is installed to the upper end side of top cap 4.

Specifically, the fixing assembly 31 includes a fixing rod 311 and a spring 314, the spring 314 is installed inside the side of the clamping groove 32, the fixing rod 311 is installed at the other end of the spring 314,

Through adopting above-mentioned technical scheme, through the inside slider 312 of slip spout 313, slider 312 drives dead lever 311 and slides out from the inside of fixed orifices 37 to can open dust screen 36, so that regularly clear up radiator fan body 35.

Specifically, the fixing assembly 31 further includes a sliding block 312 and a sliding groove 313, the sliding block 312 is installed at the upper end of the fixing rod 311, the sliding groove 313 corresponding to the sliding block 312 is opened at the upper end of the heat dissipation frame 34,

Through adopting above-mentioned technical scheme, after the clearance finishes, slide the inside slider 312 of spout 313 again, slider 312 drives dead lever 311 compression spring 314 and imbeds the inside of heat dissipation frame 34, and when dead lever 311 aligns with fixed orifices 37, spring 314 kick-backs to drive the inside that fixed high 311 inserted fixed orifices 37, thereby install fixedly dust screen 36.

Specifically, the automatic control component 33 of the cooling fan comprises a temperature sensor 331, a PLC controller 332 and a storage battery 333, wherein the temperature sensor 331 is arranged in the anti-leakage transformer body 1, the other end of the temperature sensor 331 is electrically connected with the PLC controller 332 through a wire, the other end of the PLC controller 332 is electrically connected with the clamping block 38 through a wire, the temperature sensor 331, the PLC controller 332 and the clamping block 38 are powered by the storage battery 333,

Through adopting above-mentioned technical scheme, through the temperature of temperature sensor 331 monitoring transformer, give PLC controller 332 with signal transmission, PLC controller 332 carries out work to radiator fan body 35 to automatic cooling that dispels the heat to the transformer.

When the device is used, the sliding block 312 inside the sliding chute 313 drives the fixing rod 311 to slide out from the inside of the fixing hole 37, so that the dustproof net 36 can be opened, the cooling fan body 35 can be cleaned regularly, after the cleaning is finished, the sliding block 312 inside the sliding chute 313 is slid again, the sliding block 312 drives the fixing rod 311 to compress the spring 314 and embed into the cooling frame 34, when the fixing rod 311 is aligned with the fixing hole 37, the spring 314 rebounds, so that the fixing rod 311 is driven to be inserted into the inside of the fixing hole 37, the dustproof net 36 is installed and fixed, the temperature of the transformer is monitored through the temperature sensor 331, a signal is transmitted to the PLC controller 332, and the PLC controller 332 works on the cooling fan body 35, so that the transformer is automatically cooled.

Example 2

This embodiment differs from embodiment 1 in that: the shell assembly structure 5 comprises an assembly shell I51, an assembly shell II 52, a connecting block 53 and a connecting groove 55, wherein the assembly shell I51 is arranged on one side of the upper end of the anti-leakage transformer body 1, the assembly shell II 52 is arranged on the other side of the upper end of the anti-leakage transformer body 1, the connecting block 53 is arranged on the upper end and the lower end of the assembly shell I51 and the assembly shell II 52, the connecting groove 55 corresponding to the connecting block 53 is arranged on the upper end of the anti-leakage transformer body 1 and the lower end of the top cover 4,

By adopting the technical scheme, the first assembled shell 51 and the second assembled shell 52 are installed and fixed with the connecting grooves 55 through the connecting screws 53 at the upper end and the lower end, so that the transformer shell is assembled and fixed.

Specifically, the connecting block 53 and the connecting groove 55 are fixedly connected by a bolt 54,

By adopting the above technical scheme, the connection block 53 and the connection groove 55 can be fixed by bolts.

In the use of the embodiment, the first assembled housing 51 and the second assembled housing 52 are assembled and fixed with the connecting grooves 55 through the connecting screws 53 at the upper end and the lower end, so as to realize the assembly and fixation of the transformer housing.

The working principle and the using flow of the utility model are as follows: when the utility model is used, the sliding block 312 in the sliding chute 313 drives the fixed rod 311 to slide out from the inside of the fixed hole 37, so that the dustproof net 36 can be opened to clean the radiator fan body 35 regularly, after the cleaning is finished, the sliding block 312 in the sliding chute 313 is slid again, the sliding block 312 drives the fixed rod 311 to compress the spring 314 and embed into the inside of the radiator frame 34, when the fixed rod 311 is aligned with the fixed hole 37, the spring 314 rebounds, so that the fixed rod 311 is driven to be inserted into the inside of the fixed hole 37, the dustproof net 36 is installed and fixed, the temperature of the transformer is monitored by the temperature sensor 331, a signal is transmitted to the PLC 332, and the PLC 332 works on the radiator fan body 35, so that the transformer is automatically cooled; the first and second assembled housings 51 and 52 are mounted and fixed to the connecting grooves 55 through connecting means 53 at the upper and lower ends, thereby realizing the assembly and fixation of the transformer housing.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. A small-scale high-voltage isolation transformer for preventing leakage, comprising a leakage-proof transformer body, characterized in that: a coil body is installed at the upper end of the leakage-proof transformer body, a shell assembly structure is installed on the outer side of the upper end of the leakage-proof transformer body, a top cover is installed on the upper end of the shell assembly structure, and a heat dissipation mechanism is installed on the upper end of the top cover; the heat dissipation mechanism comprises a fixing component, a slot, a heat dissipation fan automatic control component, a heat dissipation frame, a heat dissipation fan body, a dustproof net, a fixing hole and a block, the heat dissipation frame is installed at the upper end of the top cover, the heat dissipation frame is installed inside the heat dissipation frame, the upper end of the heat dissipation frame is rotatably connected and installed with a dustproof net through a rotating shaft, the other end of the dustproof net is installed with a block, a fixing hole is opened on the side of the block, a slot is opened on the upper end side of the heat dissipation frame, a fixing component is installed inside the side of the slot, and a heat dissipation fan automatic control component is installed on the upper end side of the top cover.

2. A small high-voltage isolation transformer for preventing leakage according to claim 1, characterized in that: the fixing component includes a fixing rod and a spring, a spring is installed inside the side of the slot, and a fixing rod is installed at the other end of the spring.

3. A small high-voltage isolation transformer for preventing leakage according to claim 2, characterized in that: the fixing component also includes a slider and a slide groove, the upper end of the fixing rod is equipped with a slider, and the upper end of the heat dissipation frame is provided with a slide groove corresponding to the slider.

4. A small high-voltage isolation transformer for preventing leakage according to claim 1, characterized in that: the cooling fan automatic control component includes a temperature sensor, a PLC controller and a battery, a temperature sensor is arranged inside the leakage-proof transformer body, the other end of the temperature sensor is electrically connected to the PLC controller through a wire, the other end of the PLC controller is electrically connected to the card block through a wire, and the temperature sensor, the PLC controller and the card block are powered by a battery.

5. A small high-voltage isolation transformer for preventing leakage according to claim 1, characterized in that: the shell assembly structure includes an assembled shell 1, an assembled shell 2, a connecting block and a connecting groove, an assembled shell 1 is installed on one side of the upper end of the leakage-proof transformer body, and an assembled shell 2 is installed on the other side of the upper end of the leakage-proof transformer body, connecting blocks are installed at the upper and lower ends of the assembled shell 1 and the assembled shell 2, and connecting grooves corresponding to the connecting blocks are opened at the upper end of the leakage-proof transformer body and the lower end of the top cover.

6. A small-sized high-voltage isolation transformer for preventing leakage according to claim 5, characterized in that the connection block and the connection groove are fixedly connected by bolts.