CN218975271U - High-insulation three-phase high-current transformer - Google Patents

Abstract

The utility model relates to the technical field of current transformers, in particular to a high-insulation three-phase high-current transformer, which comprises a high-current transformer body, wherein the front surface and the back surface of the high-current transformer body are both provided with air outlets, two sides of the high-current transformer body are both communicated with a box body, two opposite sides of the two box bodies are both provided with slotted holes, the inner cavity of the box body is fixedly connected with a fan, an air outlet pipe of the fan penetrates through the inner cavity of the slotted holes, one side of the box body is provided with a mounting groove, and the inner cavity of the mounting groove is provided with a movable frame. The utility model has the advantages of active heat dissipation and dust prevention, and in the actual use process, the utility model not only can achieve the purpose of active heat dissipation, thereby avoiding the conditions of fire disaster and the like caused by overhigh temperature of the heavy-current transformer body, but also can realize the dust prevention effect, and prevent external dust from carrying out the inside of the heavy-current transformer body, thereby ensuring the cleanness of the inside of the heavy-current transformer body.

Description

High-insulation three-phase high-current transformer

Technical Field

The utility model relates to the technical field of current transformers, in particular to a high-insulation three-phase high-current transformer.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil and an iron core (magnetic core), and the main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer) and the like, and the transformer can be divided into: distribution transformers, power transformers, fully sealed transformers, combination transformers, dry transformers, oil immersed transformers, single-phase transformers, electric furnace transformers, rectifier transformers, reactors, anti-interference transformers, lightning protection transformers, box-type transformer test transformers, corner transformers, heavy current transformers, excitation transformers and the like.

The existing high-current transformer does not have the effect of active heat dissipation, so that the high-current transformer is cooled through air or natural wind, the natural cooling is low in cooling efficiency, heat cannot be dissipated to components inside the high-current transformer, the high-current transformer generates heat seriously, fire disaster can be induced, explosion can be caused seriously, the traditional high-current transformer does not have a dustproof function, and the practicability of the high-current transformer is further lowered.

Disclosure of Invention

The utility model aims to provide a high-insulation three-phase heavy-current transformer, which has the advantages of active heat dissipation and dust prevention, and solves the problems that the existing heavy-current transformer does not have the active heat dissipation effect, so that the existing heavy-current transformer is cooled through air or natural wind, the natural cooling is low in cooling efficiency, the heat of components in the heavy-current transformer cannot be dissipated, the heavy-current transformer generates serious heat to induce fire and explosion, and the traditional heavy-current transformer does not have the dust prevention function.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-insulation three-phase heavy current transformer, includes heavy current transformer body, the venthole has all been seted up to heavy current transformer body's front surface and back surface, the cavity has all been seted up to the both sides of heavy current transformer body, the slotted hole has all been seted up to one side that two boxes are relative, the inner chamber fixedly connected with fan of box, the play tuber pipe of fan runs through to the inner chamber of slotted hole, the mounting groove is seted up to one side of box, the inner chamber of mounting groove is provided with movable frame, the inner chamber fixedly connected with filter screen of movable frame, the equal fixedly connected with locating piece in top and bottom of movable frame, the draw-in groove has been seted up to one side of locating piece, the transmission groove has been seted up to one side of draw-in groove inner chamber, the cavity has been seted up to the inside of box, the quantity of cavity is two, the guide groove has been seted up to one side of cavity inner chamber sliding connection has the guide block, one side of guide block runs through to the outside of guide groove and fixedly connected with movable block, one side fixedly connected with movable block keeps away from the guide block, one side fixedly connected with guide block, one side of guide block is kept away from the guide block to one side fixedly connected with the connecting block, one side of draw-in groove has the connecting block.

Preferably, a spring groove is formed in one side of the movable block, and one end of the spring penetrates through the inner cavity of the spring groove and is fixedly connected with the inner wall of the spring groove.

Preferably, a rubber block is fixedly connected to one side, away from the spring, of the movable block, and one side of the rubber block is in contact with the inner wall of the cavity.

Preferably, the top of heavy current transformer body both sides is all fixedly connected with guard plate, the surface of guard plate is provided with the inclined plane.

Preferably, the groove shape of the guide groove is T-shaped, and the guide block is T-shaped.

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

1. according to the high-insulation three-phase high-current transformer, the clamping blocks are driven to move downwards through the transmission grooves, the clamping blocks slide in the clamping grooves and are separated from the clamping grooves, and the positions of the movable frames are fixed through the clamping blocks, so that the purpose of conveniently disassembling and assembling the filter screen is achieved, the high-insulation three-phase high-current transformer has the advantages of active heat dissipation and dust prevention, in the actual use process, the purpose of active heat dissipation can be achieved, the situation that the high-current transformer body is too high in temperature and fire disaster and the like is avoided, the dust prevention effect can be achieved, the outside dust is prevented from being carried out in the high-current transformer body, the cleanness of the inside of the high-current transformer body is ensured, the problem that the existing high-current transformer is low in natural cooling efficiency due to the fact that the air or natural wind is not provided is solved, the high-current transformer cannot dissipate heat of components in the high-current transformer, the high-current transformer is seriously heated, the fire disaster is caused, the explosion is also caused when the high-current transformer is serious, and the traditional high-current transformer does not have the dust prevention function.

2. According to the utility model, through the arrangement of the spring groove, the spring can be stored, so that the movable space of the movable block is increased, through the arrangement of the rubber block, the position of the movable block can be limited, the movable block is prevented from colliding with the inner wall of the cavity, the box body can be protected through the cooperation of the protection plate and the inclined plane, the inclined plane can play a role in guiding rainwater, and further, the rainwater is prevented from corroding the surface of the box body, and through the cooperation of the guide groove and the guide block, the position of the movable block can be limited, so that the movable block moves more stably.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an enlarged view of a portion of fig. 1 a in accordance with the present utility model.

In the figure: 1. a high-current transformer body; 2. an air outlet hole; 3. a case; 4. a slot hole; 5. a blower; 6. a mounting groove; 7. a movable frame; 8. a filter screen; 9. a positioning block; 10. a clamping groove; 11. a transmission groove; 12. a cavity; 13. a guide groove; 14. a guide block; 15. a movable block; 16. a connecting block; 17. a clamping block; 18. a spring; 19. a spring groove; 20. a rubber block; 21. and (5) protecting the plate.

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.

As shown in fig. 1 to 2: the utility model provides a high-insulation three-phase heavy-current transformer, which comprises a heavy-current transformer body 1, wherein the front surface and the back surface of the heavy-current transformer body 1 are respectively provided with an air outlet hole 2, two sides of the heavy-current transformer body 1 are respectively communicated with a box body 3, one side opposite to the two box bodies 3 is respectively provided with a slot hole 4, the inner cavity of the box body 3 is fixedly connected with a fan 5, an air outlet pipe of the fan 5 penetrates through the inner cavity of the slot hole 4, one side of the box body 3 is provided with a mounting groove 6, the inner cavity of the mounting groove 6 is provided with a movable frame 7, the inner cavity of the movable frame 7 is fixedly connected with a filter screen 8, the top and the bottom of the movable frame 7 are respectively fixedly connected with a positioning block 9, one side of the positioning block 9 is provided with a clamping groove 10, one side of the inner cavity of the clamping groove 10 is provided with a transmission groove 11, the inner cavity 12 is arranged in the box body 3, the quantity of cavity 12 is two, guide slot 13 has been seted up to one side of cavity 12 inner chamber, the inner chamber sliding connection of guide slot 13 has guide block 14, one side of guide block 14 runs through to the outside of guide slot 13 and fixedly connected with movable block 15, the groove shape of guide slot 13 is T shape, the shape of guide block 14 is T shape, through the cooperation use of guide slot 13 and guide block 14, can play the restriction effect to the position of movable block 15, thereby make movable block 15 motion more stable, one side fixedly connected with connecting block 16 of movable block 15 far away from guide block 14, one side of connecting block 16 runs through to the inner chamber of draw-in groove 10, one side of connecting block 16 runs through to the outside of draw-in groove 10 and fixedly connected with fixture block 17, the inner chamber fixedly connected with spring 18 of cavity 12.

Referring to fig. 1-2, a spring groove 19 is formed on one side of the movable block 15, one end of the spring 18 penetrates through the inner cavity of the spring groove 19 and is fixedly connected with the inner wall of the spring groove 19, and through the arrangement of the spring groove 19, the spring 18 can be accommodated, so that the movable space of the movable block 15 is increased.

Referring to fig. 1-2, a rubber block 20 is fixedly connected to one side of the movable block 15 far away from the spring 18, one side of the rubber block 20 is in contact with the inner wall of the cavity 12, and the position of the movable block 15 can be limited by the arrangement of the rubber block 20, so that the movable block 15 is prevented from colliding with the inner wall of the cavity 12.

Referring to fig. 1, the top of heavy current transformer body 1 both sides is equal fixedly connected with guard plate 21, and the surface of guard plate 21 is provided with the inclined plane, uses through the cooperation of guard plate 21 and inclined plane, can play the guard effect to box 3, and the inclined plane can play the effect of guiding the rainwater, and then avoids the surface of rainwater corrosion box 3.

Working principle: when the utility model is used, a user starts the fan 5, the fan 5 conveys outside air into the large-current transformer body 1, the air is discharged along the air outlet 2, and then the effect of active heat dissipation is achieved, the user buckles the groove on one side of the clamping block 17, friction is generated between the groove and the hand of the user and drives the clamping block 17 to move to one side, the clamping block 17 drives the connecting block 16 to move, the connecting block 16 drives the movable block 15 to slide, the movable block 15 drives the spring groove 19 to move, the spring groove 19 is matched with the inner wall of the cavity 12 to compress the spring 18, the movable block 15 drives the guide block 14 to slide in the inner cavity of the guide groove 13, the user pulls the movable frame 7, the movable frame 7 drives the filter screen 8 to move to one side, the clamping block 17 is separated from the clamping groove 10, and therefore the effect of disassembling the filter screen 8 is achieved, after the cleaning, the user inserts the clamping block 17 into the transmission groove 11 on one side of the positioning block 9, the clamping block 17 is driven to move downwards through the transmission groove 11, the clamping block 17 drives the movable block 15 to slide in the clamping groove 10, and is separated from the clamping block 10, and the movable block 17 is fixed to the position of the movable frame 7 through the clamping block 17, so that the purpose of disassembling and assembling is achieved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (5)

1. The utility model provides a high insulation three-phase heavy current transformer, includes heavy current transformer body (1), its characterized in that: the utility model discloses a high-current transformer, including high-current transformer body (1), box (3) are all offered on the front surface and the back surface of high-current transformer body (1), box (3) are all linked together to the both sides of high-current transformer body (1), slot hole (4) have all been offered to one side that two boxes (3) are relative, the inner chamber fixedly connected with fan (5) of box (3), the tuber pipe of fan (5) runs through to the inner chamber of slot hole (4), mounting groove (6) are offered to one side of box (3), the inner chamber of mounting groove (6) is provided with movable frame (7), the inner chamber fixedly connected with filter screen (8) of movable frame (7), the top and the bottom of movable frame (7) are all fixedly connected with locating piece (9), draw-in groove (10) have been offered to one side of locating piece (9), transmission groove (11) have been offered to one side of draw-in groove (10) inner chamber, the inside cavity (12) of box (3) has been offered, the quantity of cavity (12) is two, one side of cavity (12) inner chamber (13) has been offered guide block (13), guide block (14) have guide block (14) to the outside fixedly connected with guide block (14), one side of the movable block (15) away from the guide block (14) is fixedly connected with a connecting block (16), one side of the connecting block (16) penetrates through an inner cavity of the clamping groove (10), one side of the connecting block (16) penetrates through the outer side of the clamping groove (10) and is fixedly connected with a clamping block (17), and the inner cavity of the cavity (12) is fixedly connected with a spring (18).

2. A high insulation three-phase high current transformer according to claim 1, wherein: a spring groove (19) is formed in one side of the movable block (15), and one end of the spring (18) penetrates through the inner cavity of the spring groove (19) and is fixedly connected with the inner wall of the spring groove (19).

3. A high insulation three-phase high current transformer according to claim 1, wherein: one side of the movable block (15) far away from the spring (18) is fixedly connected with a rubber block (20), and one side of the rubber block (20) is contacted with the inner wall of the cavity (12).

4. A high insulation three-phase high current transformer according to claim 1, wherein: the high-current transformer is characterized in that protection plates (21) are fixedly connected to the tops of two sides of the high-current transformer body (1), and inclined planes are arranged on the surfaces of the protection plates (21).

5. A high insulation three-phase high current transformer according to claim 1, wherein: the groove shape of the guide groove (13) is T-shaped, and the guide block (14) is T-shaped.

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