CN220543703U - Transformer with enhanced insulation - Google Patents

Abstract

The utility model relates to the technical field of transformers, and provides an insulation-enhanced transformer which comprises a transformer body, wherein a plurality of power connection plates are fixedly connected to the top of the transformer body, elastic cavities are formed in the tops of the power connection plates, and elastic rods are connected to the inside of the elastic cavities in a sliding mode. According to the utility model, after the cable is connected with the wiring board, the L-shaped plate is pressed down, so that a relatively sealed space is formed at the connection part between the cable and the wiring board, and after moisture enters the space in a rainy day, the moisture is sucked into the space from the mounting port through the silica gel drying agent in the moisture absorption structure, so that the space is in a dry space, and faults caused by damage to the insulation part of the connection cable due to heavy moisture in the rainy day are reduced, thereby improving the insulation of the cable at the connection part of the transformer and the use safety of the transformer.

Description

Transformer with enhanced insulation

Technical Field

The utility model relates to the technical field of transformers, in particular to an insulation-enhanced transformer.

Background

The transformer is a device for converting alternating voltage, current and impedance, when alternating current is passed through a primary coil, alternating magnetic flux is generated in an iron core, so that voltage is induced in a secondary coil, the transformer consists of the iron core and coils, the coils are provided with two or more windings, wherein the windings connected with a power supply are called primary coils, the other windings are called secondary coils, in a generator, no matter the coils move through a magnetic field or a fixed coil, electric potential can be induced in the coils, and the values of the magnetic flux are unchanged, but the quantity of the magnetic flux intersected with the coils is changed, so that the transformer is a principle of mutual induction. A transformer is a device that transforms voltage, current and impedance using the electromagnetic mutual inductance effect.

According to the search of Chinese utility model publication number: CN216871703U discloses a high frequency transformer with enhanced insulation. The utility model aims to provide a high-frequency transformer which can play a role in protection and enhance insulation. The technical scheme is as follows: the utility model provides an insulated high frequency transformer of reinforcing, including the shell, the fixing base, the connector, organic glass, the rubber sleeve, the insulating cement, the dead lever, enameled wire and elastomeric block, shell top left and right sides all is provided with the fixing base, the fixing base top all is provided with five connectors, the inside organic glass that is provided with of shell, organic glass top is provided with the rubber sleeve, be provided with the dead lever between the inside front and back both sides of organic glass, around having the enameled wire on the dead lever, the enameled wire rear side cover has the insulating cement, the shell left and right sides all slidingtype is provided with the elastomeric block. The utility model has the effective protection effect on the shell through the sliding connecting frame.

However, when implementing the above technical solution, the following problems exist: the technology has the advantages that the sliding connecting frame has an effective protection effect on the shell, but in actual use, the transformer connector needs to be connected with the high-voltage cable and the low-voltage cable respectively, after the transformer connector is connected, water is fed into or mixed with water vapor under the climatic conditions of air humidity when the transformer connector encounters a rainy season, water branches are formed under the action of an electric field for a long time, the insulating strength of the cable is gradually damaged, and the transformer connector is broken down, so that a continuous fire disaster is seriously caused.

Disclosure of Invention

The utility model provides an insulation-enhancing transformer, which solves the problems that in the related art, in overcast and rainy seasons, water is possibly fed or mixed into water vapor to cause water branches in a cable stroke, the insulation strength of the cable is reduced, and potential safety hazards are caused.

The technical scheme of the utility model is as follows: the utility model provides an enhanced insulation's transformer, includes the transformer body, the top fixedly connected with of transformer body connects the electric plate, a plurality of connect the top of electric plate and seted up the elasticity chamber, the inside sliding connection in elasticity chamber has the elastic rod, the lateral wall of elastic rod has cup jointed the spring, the both ends of spring are connected with the interior roof in elasticity chamber and the bottom of elastic rod respectively, the top of elastic rod runs through to the top that connects the electric plate, and sliding connection between two;

the top fixedly connected with L shaped plate of elastic rod, the installing port has been seted up to the interior bottom wall of L shaped plate, the top of L shaped plate can be dismantled and is connected with the dehumidification case, the inside of dehumidification case is provided with the structure of absorbing moisture.

Preferably, the moisture absorption structure comprises a moisture absorption opening formed in the inner bottom wall of the dehumidification box, a replacement opening formed in the front side of the inner wall of the dehumidification box, a square frame slidingly connected in the replacement opening, and a silica gel drying agent placed in the square frame.

Preferably, the inner bottom walls of the plurality of the power connection plates are fixedly connected with a conductive plate, and the conductive plate is electrically connected with the transformer body.

Preferably, a thread groove is formed in the top of the conductive plate, and a clamping screw is fixedly connected to the inside of the thread groove.

Preferably, the inner side wall of the L-shaped plate is provided with a line through opening, and the line through opening is semicircular.

Preferably, the two sides of the transformer body are fixedly connected with connecting plates, and two connecting pin holes are formed in the top of each connecting plate.

Preferably, a plurality of threaded holes are formed in two sides of the dehumidifying box and the top of the L-shaped plate, and a plurality of the threaded holes are internally connected with dismounting screws in a threaded manner.

The working principle and the beneficial effects of the utility model are as follows:

through setting up transformer body, connect electric plate, elasticity chamber, elastic rod, spring, L shaped plate, the installing port, the dehumidification case, moisture absorption structure, the utility model can realize connecting the back with cable and wiring board, push down through L shaped plate, make the junction between its cable and the wiring board, present a comparatively more sealed space, in overcast and rainy day because the moisture of air is comparatively serious, after moisture enters into the space, inhale moisture to inside from the installing port through the silica gel drier in the moisture absorption structure, make in a dry space in the space, it is because overcast and rainy day moisture is heavy, lead to invading the insulating part of connecting cable, lead to breaking down, thereby increased the insulating nature of this transformer junction cable and the security that transformer used.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

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

FIG. 2 is a schematic cross-sectional elevation view of the present utility model;

FIG. 3 is a schematic perspective sectional view of the dehumidifying box of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

in the figure: 1. a transformer body; 2. a power connection plate; 3. an elastic cavity; 4. an elastic rod; 5. a spring; 6. an L-shaped plate; 7. a mounting port; 8. a dehumidifying box; 9. a moisture absorbing structure; 901. a moisture absorption port; 902. a replacement port; 903. a square frame; 904. silica gel drying agent; 10. a conductive plate; 11. a thread groove; 12. a clamping screw; 13. a wire opening; 14. a connecting plate; 15. a connecting pin hole; 16. a threaded hole; 17. and (5) disassembling the screw.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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.

Referring to fig. 1-4, the present utility model provides a transformer with enhanced insulation, which comprises: the transformer comprises a transformer body 1, wherein a plurality of power connection plates 2 are fixedly connected to the top of the transformer body 1, an elastic cavity 3 is formed in the top of each power connection plate 2, an elastic rod 4 is connected inside the elastic cavity 3 in a sliding manner, a spring 5 is sleeved on the outer side wall of the elastic rod 4, two ends of the spring 5 are respectively connected with the inner top wall of the elastic cavity 3 and the bottom of the elastic rod 4, the top end of the elastic rod 4 penetrates through the top of each power connection plate 2, and the two ends are connected in a sliding manner;

the top end of the elastic rod 4 is fixedly connected with an L-shaped plate 6, the inner bottom wall of the L-shaped plate 6 is provided with a mounting opening 7, the top of the L-shaped plate 6 is detachably connected with a dehumidifying box 8, and a moisture absorption structure 9 is arranged in the dehumidifying box 8;

when the novel high-voltage cable is used, the high-voltage wires and the low voltage wires are connected to the corresponding contact plates respectively, the elastic rod 4 is pushed to one side through the springs 5 in the elastic cavity 3, the elastic rod 4 drives the L-shaped plates 6 to present a slightly sealed space at the connecting position of the cable, when in overcast and rainy days, due to the fact that moisture is heavier, the extremely small part of the moisture possibly enters the cavity, after the moisture enters the cavity, the silica gel desiccant 904 in the moisture absorption structure 9 absorbs the humidity in the internal air, and the moisture absorption opening 901 absorbs the humidity through the mounting opening 7, so that the inside of the cavity is kept dry, and faults of the high-voltage wires or the low-voltage cables caused by the moisture are reduced.

Specifically, moisture absorption structure 9 is including seting up the moisture absorption mouth 901 at the interior diapire of dehumidification case 8, seting up the change mouth 902 at the interior wall front side of dehumidification case 8, sliding connection is at the inside square frame 903 of change mouth 902, place the inside silica gel drier 904 of square frame 903, phase-match between change mouth 902 and the square frame 903, insert in the change mouth 902 at square frame 903, be seal structure between, square frame 903 is because the framework is constituteed with inside filter screen, the accessible filter screen absorbs moisture to the downside, the circulated use after the silica gel drier 904 is dry, after overcast and rainy days, because cable transmission electric quantity can produce heat, its heat can dry silica gel drier 904, so that use in overcast and rainy days next time.

Specifically, the inner bottom walls of the plurality of power connection plates 2 are fixedly connected with a conductive plate 10, the conductive plate 10 is electrically connected with the transformer body 1, and the inner core at the cable connection position is contacted with the conductive plate 10, so that the power connection of the transformer body 1 is realized.

Specifically, the top of the conductive plate 10 is provided with a thread groove 11, the inside of the thread groove 11 is fixedly connected with a clamping screw 12, and the cable inner core is sleeved on the clamping screw 12 and is fixed between the cable inner core and the conductive plate 10 by tightening.

Specifically, line opening 13 has been seted up to the inside wall of L shaped plate 6, and line opening 13 is the semicircle shape, and line opening 13 is used for carrying out the chucking to the cable body.

Specifically, the two sides of the transformer body 1 are fixedly connected with connecting plates 14, two connecting pin holes 15 are formed in the top of the connecting plates 14, the connecting pin holes 15 are transmitted into corresponding fixing pieces, the connecting plates 14 are connected with corresponding positions, and the transformer body 1 is quickly fixed.

Specifically, a plurality of screw holes 16 have all been seted up at the both sides of dehumidification case 8 and the top of L shaped plate 6, and the inside threaded connection of a plurality of screw holes 16 has dismantlement screw 17, when needs installation cable or dismantlement, through dismantling dismantlement screw 17, alright dismantle dehumidification case 8, follow mounting hole 7 and twist clamping screw 12 and dismantle or assemble.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (7)

1. The utility model provides an enhanced insulation's transformer, includes transformer body (1), its characterized in that, the top fixedly connected with of transformer body (1) connects electric plate (2), and a plurality of connect electric plate (2) top has seted up elasticity chamber (3), the inside sliding connection in elasticity chamber (3) has elasticity pole (4), the lateral wall of elasticity pole (4) has cup jointed spring (5), the both ends of spring (5) are connected with the interior roof in elasticity chamber (3) and the bottom of elasticity pole (4) respectively, the top of elasticity pole (4) runs through to the top of electric plate (2), and sliding connection between two;

the top fixedly connected with L shaped plate (6) of elastic rod (4), installing port (7) have been seted up to the interior bottom wall of L shaped plate (6), the top of L shaped plate (6) is connected with dehumidification case (8) can be dismantled, the inside of dehumidification case (8) is provided with moisture absorption structure (9).

2. The transformer with enhanced insulation according to claim 1, wherein the moisture absorbing structure (9) comprises a moisture absorbing opening (901) formed in the inner bottom wall of the dehumidification box (8), a replacement opening (902) formed in the front side of the inner wall of the dehumidification box (8), a square frame (903) slidingly connected inside the replacement opening (902), and a silica gel desiccant (904) placed inside the square frame (903).

3. The transformer with enhanced insulation according to claim 1, wherein the inner bottom walls of the plurality of the power receiving plates (2) are fixedly connected with a conductive plate (10), and the conductive plate (10) is electrically connected with the transformer body (1).

4. A transformer for reinforcing insulation according to claim 3, characterized in that the top of the conductive plate (10) is provided with a thread groove (11), and the inside of the thread groove (11) is fixedly connected with a clamping screw (12).

5. The transformer with enhanced insulation according to claim 1, wherein the inner side wall of the L-shaped plate (6) is provided with a wire through opening (13), and the wire through opening (13) is in a semicircular shape.

6. The transformer with enhanced insulation according to claim 1, wherein two sides of the transformer body (1) are fixedly connected with connecting plates (14), and two connecting pin holes (15) are formed in the top of each connecting plate (14).

7. The transformer with enhanced insulation according to claim 1, wherein a plurality of threaded holes (16) are formed in both sides of the dehumidifying box (8) and the top of the L-shaped plate (6), and a plurality of dismounting screws (17) are connected to the internal threads of the threaded holes (16).