CN220106187U

CN220106187U - Epoxy three-phase dry-type transformer

Info

Publication number: CN220106187U
Application number: CN202321579290.0U
Authority: CN
Inventors: 罗建平; 罗方宏; 欧海锋; 莫醒彪; 邓威豪
Original assignee: Guangdong Baoji Electrical Equipment Co ltd
Current assignee: Guangdong Baoji Electrical Equipment Co ltd
Priority date: 2023-06-20
Filing date: 2023-06-20
Publication date: 2023-11-28
Anticipated expiration: 2033-06-20

Abstract

The utility model discloses an epoxy resin three-phase dry-type transformer which comprises a bottom plate, wherein a bearing plate is arranged above the bottom plate, the bottom plate is connected with the bearing plate through a group of guide components, the guide components comprise guide cylinders and guide rods, a group of installation components are installed on the outer surface of the bottom plate, a group of vibration reduction components are installed between the bottom plate and the bearing plate, and the vibration reduction components comprise sliding grooves and two sliding blocks. Through the cooperation setting between bottom plate, loading board, direction subassembly, installation component, damping subassembly, three-phase dry-type transformer body and the wiring board, utilize the installation component, can conveniently install the device and use, the during operation of three-phase dry-type transformer body produces vibration and can transmit the loading board, utilize the damping subassembly of setting, can carry out effectual damping to loading board and three-phase dry-type transformer body, avoid this transformer to vibrate and normally work when using, reduce the potential safety hazard.

Description

Epoxy three-phase dry-type transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to an epoxy resin three-phase dry-type transformer.

Background

The dry-type transformer is widely used in places such as local illumination, high-rise buildings, airports and wharf CNC mechanical equipment, can play roles in changing voltage, boosting or reducing voltage and the like on a circuit, and the current transformer meets the performances such as electrical performance, lightning impulse resistance and the like, and most of the transformers use epoxy resin as an insulating material. The high and low voltage windings are wound by copper strips (foils), epoxy resin is poured in vacuum and cured, and the high-strength glass fiber reinforced plastic body structure is formed. The insulation grade is F, H.

According to the chinese patent of application number 202120887870.0, a difficult-to-damage dry-type transformer is disclosed, which comprises a housin, the inside extension of casing has the ware seat, the up end fixed mounting of ware seat has the transformer main part, the heat conduction spare is installed in the laminating of the side of transformer main part, the side of casing runs through and inlays there is the multiunit under the heating panel, multiunit the side of heating panel all with the side fixed connection of heat conduction spare down, the side of casing runs through and inlays there is the multiunit under the heating panel, multiunit the heating panel laminates respectively in the up end of multiunit under the heating panel, multiunit the side of heating panel all with the side fixed connection of heat conduction spare, the side of casing runs through and installs the pipe support, the coaxial extension of tip of pipe support has the drainage ring, pipe support and drainage ring run through respectively and inlay in the inside of heating panel under and the inside of last heating panel.

By adopting the scheme, the waterproof performance in use is ensured while the service life is prolonged, but the scheme still has certain defects in use, and the main components of the transformer are two coils, namely a high-voltage coil and a low-voltage coil. When current passes through the high voltage coil, the generated magnetic field induces the low voltage coil to generate current. The conversion process can generate vibration, and when the scheme is used, the transformer cannot be effectively damped, so that the normal operation of the transformer can be influenced by the vibration of the transformer when the transformer is used, and certain potential safety hazards exist.

Disclosure of Invention

The utility model aims to provide an epoxy resin three-phase dry-type transformer capable of effectively reducing vibration.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an epoxy three-phase dry-type transformer, includes the bottom plate, the top of bottom plate is provided with the loading board, be connected through a set of direction subassembly between bottom plate and the loading board, the direction subassembly includes guide cylinder and guide bar, the surface mounting of bottom plate has a set of installation component, install a set of damping subassembly between bottom plate and the loading board, the damping subassembly includes spout and two sliders, two install the spring between the slider, two the one side that the slider kept away from each other is all installed the attenuator, and the one end that the slider kept away from is connected with the inner wall of spout, two the equal fixedly connected with articulated frame of upper surface of slider is first, two the inner wall of articulated frame is first has the articulated slab, and two the top of articulated frame is second articulated with the bottom surface of bottom plate mutually, the upper surface mounting of loading board has three-phase dry-type transformer body, the shell of three-phase dry-type transformer body comprises insulating layer and F level epoxy layer, the upper surface mounting of three-phase dry-type transformer body has the wiring board.

Preferably, in the above epoxy resin three-phase dry-type transformer, the guide cylinder is fixedly connected to the upper surface of the bottom plate, the outer surface of the guide rod is slidably connected with the inner wall of the guide cylinder, and the top end of the guide rod is connected with the bottom surface of the bearing plate.

Preferably, the epoxy resin three-phase dry-type transformer comprises a mounting plate fixedly connected to the outer surface of the bottom plate, and mounting holes are formed in the upper surface of the mounting plate.

Preferably, in the epoxy resin three-phase dry-type transformer, the sliding groove is formed in the upper surface of the bottom plate, and the two sliding blocks are both in sliding connection with the inner wall of the sliding groove.

The utility model has the advantages and beneficial effects that:

1. through the cooperation setting between bottom plate, loading board, direction subassembly, installation component, damping subassembly, three-phase dry-type transformer body and the wiring board, utilize the installation component, can conveniently install the device and use, the during operation of three-phase dry-type transformer body produces vibration and can transmit the loading board, utilize the damping subassembly of setting, can carry out effectual damping to loading board and three-phase dry-type transformer body, avoid this transformer to vibrate and normally work when using, reduce the potential safety hazard.

2. Through loading board, three-phase dry-type transformer body, the guide cylinder, the guide bar, the spout, the slider, the spring, the attenuator, articulated frame one, articulated slab and articulated frame two cooperation settings between, when the vibration takes place for three-phase dry-type transformer body, the vibration can be transmitted to the loading board for the loading board removes under the direction of guide cylinder and guide bar, thereby can make the top of two articulated slabs move down, promote two sliders and keep away from each other at the inner wall of spout, utilize the spring and the two attenuators that set up, can cushion the removal of slider, thereby can cushion the vibration of loading board and three-phase dry-type transformer body, carry out effectual damping to the three-phase dry-type transformer body.

Drawings

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

FIG. 2 is a schematic perspective view of a base plate of the present utility model;

FIG. 3 is a schematic perspective view of a guide assembly of the present utility model;

FIG. 4 is a schematic view of the connection structure of the base plate and the vibration damping assembly of the present utility model.

In the figure: 1. a bottom plate; 2. a carrying plate; 3. a guide assembly; 301. a guide cylinder; 302. a guide rod; 4. a mounting assembly; 401. a mounting plate; 402. a mounting hole; 5. a vibration damping assembly; 501. a chute; 502. a slide block; 503. a spring; 504. a damper; 505. a first hinge bracket; 506. a hinged plate; 507. a second hinge bracket; 6. a three-phase dry-type transformer body; 7. a wiring board.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings and 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 of the present utility model. 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 4, an epoxy resin three-phase dry-type transformer comprises a bottom plate 1, a bearing plate 2 is arranged above the bottom plate 1, the bottom plate 1 and the bearing plate 2 are connected through a group of guide assemblies 3, each guide assembly 3 comprises a guide cylinder 301 and a guide rod 302, the guide cylinders 301 are fixedly connected to the upper surface of the bottom plate 1, the outer surfaces of the guide rods 302 are slidably connected with the inner walls of the guide cylinders 301, and the top ends of the guide rods 302 are connected with the bottom surface of the bearing plate 2.

Utilize the loading board 2 that sets up, can bear and install three-phase dry-type transformer body 6, when loading board 2 takes place to remove, can make guide bar 302 slide at the inner wall of guide cylinder 301, can lead and spacing loading board 2, can guarantee the stability of loading board 2 when removing.

The surface mounting of bottom plate 1 has a set of installation component 4, and installation component 4 includes mounting panel 401 of fixed connection in bottom plate 1 surface, and mounting hole 402 has been seted up to the upper surface of mounting panel 401, uses this transformer to install in suitable position, uses fixing bolt to pass the inside of mounting hole 402 for fixing bolt is connected with the installing support, can install this transformer and use.

Install a set of equidistance between bottom plate 1 and the loading board 2 and arrange damping subassembly 5, damping subassembly 5 includes spout 501 and two sliders 502, and spout 501 is seted up in the upper surface of bottom plate 1, and two sliders 502 all with the inner wall sliding connection of spout 501, spout 501 that sets up can lead and spacing two sliders 502, can guarantee the stability of slider 502 when removing.

A spring 503 is arranged between the two sliding blocks 502, a damper 504 is arranged on one side surface of the two sliding blocks 502, which is far away from each other, one end of the damper 504, which is far away from the sliding blocks 502, is connected with the inner wall of the sliding groove 501, the upper surfaces of the two sliding blocks 502 are fixedly connected with a first hinge bracket 505, the inner walls of the first hinge brackets 505 are hinged with a second hinge bracket 506, the top ends of the two hinge brackets 506 are hinged with a second hinge bracket 507, and the second hinge bracket 507 is hinged with the bottom surface of the bottom plate 1.

Vibration can be transmitted to the carrier plate 2 through the shell of the three-phase dry-type transformer body 6 for the top of hinged plate 506 moves downwards, thereby can promote two sliders 502 and keep away from each other, makes two sliders 502 slide at the inner wall of spout 501, utilizes spring 503 and two dampers 504 that set up, can cushion the removal of slider 502, thereby can cushion the vibration of carrier plate 2 and three-phase dry-type transformer body 6, can carry out effectual damping to three-phase dry-type transformer body 6.

The upper surface mounting of loading board 2 has three-phase dry-type transformer body 6, and the shell of three-phase dry-type transformer body 6 comprises insulating layer and F level epoxy layer, can strengthen performances such as the electric property and the lightning impulse resistance ability of three-phase dry-type transformer body 6, and the upper surface mounting of three-phase dry-type transformer body 6 has wiring board 7, and wiring board 7 of setting can conveniently carry out the wiring to three-phase dry-type transformer body 6.

Working principle: when the three-phase dry type transformer body 6 vibrates in use, vibration can be transmitted to the bearing plate 2 through the shell of the three-phase dry type transformer body 6, the bearing plate 2 moves under the guidance of the guide cylinder 301 and the guide rod 302, the second hinge bracket 507 on the bottom surface of the bearing plate 2 moves downwards, the top end of the hinge plate 506 moves downwards, the two sliding blocks 502 can be pushed to be far away from each other, the two sliding blocks 502 slide on the inner wall of the sliding groove 501, the movement of the sliding blocks 502 can be buffered by the aid of the set springs 503 and the two dampers 504, vibration of the bearing plate 2 and the three-phase dry type transformer body 6 can be transmitted to the bearing plate 2, the vibration of the three-phase dry type transformer body 6 can be effectively guaranteed, and the stability of the three-phase dry type transformer 6 can be guaranteed when the three-phase dry type transformer 6 is used.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

It should be noted that, standard parts used in the utility model can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, and machines, parts and equipment adopt conventional models in the prior art, so that the inventor does not detail the description here.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. An epoxy resin three-phase dry-type transformer is characterized in that: the damping device comprises a bottom plate (1), a bearing plate (2) is arranged above the bottom plate (1), a group of guide components (3) are connected between the bottom plate (1) and the bearing plate (2), the guide components (3) comprise guide cylinders (301) and guide rods (302), a group of installation components (4) are arranged on the outer surface of the bottom plate (1), a group of damping components (5) are arranged between the bottom plate (1) and the bearing plate (2), the damping components (5) comprise sliding grooves (501) and two sliding blocks (502), a spring (503) is arranged between the two sliding blocks (502), a damper (504) is arranged on one side surface of the two sliding blocks (502) which is far away from each other, one end of the damper (504) which is far from the sliding blocks (502) is connected with the inner wall of the sliding groove (501), the upper surfaces of the two sliding blocks (502) are fixedly connected with a first hinge bracket (505), the inner walls of the two first hinge brackets (505) are hinged with a second hinge plate (506), the two top ends (507) are hinged with a second hinge plate (507), the bottom surface of a second hinge plate (507) is hinged with a third-phase electric appliance (1), the bottom surface of the second hinge plate (6) is hinged with the second hinge plate (6), the shell of the three-phase dry-type transformer body (6) consists of an insulating layer and an F-level epoxy resin layer, and a wiring board (7) is arranged on the upper surface of the three-phase dry-type transformer body (6).

2. An epoxy resin three-phase dry type transformer according to claim 1, wherein: the guide cylinder (301) is fixedly connected to the upper surface of the bottom plate (1), the outer surface of the guide rod (302) is in sliding connection with the inner wall of the guide cylinder (301), and the top end of the guide rod (302) is connected with the bottom surface of the bearing plate (2).

3. An epoxy resin three-phase dry type transformer according to claim 1, wherein: the mounting assembly (4) comprises a mounting plate (401) fixedly connected to the outer surface of the bottom plate (1), and mounting holes (402) are formed in the upper surface of the mounting plate (401).

4. An epoxy resin three-phase dry type transformer according to claim 1, wherein: the sliding groove (501) is formed in the upper surface of the bottom plate (1), and the two sliding blocks (502) are both in sliding connection with the inner wall of the sliding groove (501).