CN219707842U

CN219707842U - Transformer coil protection structure

Info

Publication number: CN219707842U
Application number: CN202320011159.8U
Authority: CN
Inventors: 陆方明; 周一新
Original assignee: Wuxi Kaida Telecom Electric Co ltd
Current assignee: Wuxi Kaida Telecom Electric Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-09-19
Anticipated expiration: 2033-01-04

Abstract

The utility model provides a transformer coil protection structure, which comprises a bottom plate, a bearing plate and positioning clamping seats, wherein the upper surface of the bottom plate is welded with rectangular array spring-damping composite damping components, the periphery of the bearing plate is provided with rectangular array sliding holes, the spring-damping composite damping components penetrate through the sliding holes to be assembled and installed with the bearing plate, the upper surface of the bearing plate is fixedly provided with a pair of positioning plates, the positioning clamping seats are symmetrically arranged between the two positioning plates, and the outer wall of each positioning clamping seat is integrally formed with an ear plate; the bottom plate and the bearing plate are assembled and installed through the spring-damping composite damping component, vertical impact on the transformer coil in the transportation process is protected, the positioning clamping seat is used for effectively clamping and fixing the transformer coil under the action of the adjusting screw, shaking displacement is avoided in the transportation process, the arranged guard plate installing holes are convenient for assembling other housing structures, shielding protection is carried out on the internal transformer coil, and dust is prevented from entering.

Description

Transformer coil protection structure

Technical Field

The utility model relates to the technical field of theoretical research and production practice of protective devices, in particular to a transformer coil protective structure.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and the main components comprise a primary coil, a secondary coil and an iron core, and have the main functions of: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, etc., can be divided into: power transformers and special transformers (electric furnace transformer, rectifier transformer, power frequency test transformer, voltage regulator, mining transformer, audio transformer, medium frequency transformer, high frequency transformer, impact transformer, instrument transformer, electronic transformer, reactor, transformer, etc.). The transformer is used as electrical equipment in large-scale power plants or substations, part of the power plants or substations are located in areas, and the transportation conditions of bridges, roads and railways are poor in the transportation process, so that the transportation process of the transformer for the power plants or the substations is very inconvenient, the transformer is required to be disassembled and transported, and the transformer is assembled in a reproduction field after reaching a destination. The transformer coil is easy to generate the condition that the high-voltage coil is damaged in the transportation and installation process, and dust or foreign matters easily enter the coil to be undetectable, so that the operation life of the transformer is influenced.

Disclosure of Invention

The present utility model is directed to a transformer coil protection structure, which solves the above-mentioned problems of the prior art.

The above object of the present utility model can be achieved by the following technical solutions:

the utility model provides a transformer coil protection structure which comprises a bottom plate, a bearing plate and a positioning clamping seat, wherein a rectangular array of spring-damping composite damping components are welded on the upper surface of the bottom plate, rectangular array sliding holes are formed in the periphery of the bearing plate, the spring-damping composite damping components penetrate through the sliding holes to be assembled and installed on the bearing plate, a pair of positioning plates are fixedly installed on the upper surface of the bearing plate, the positioning clamping seat is symmetrically arranged between the two positioning plates, an ear plate is integrally formed on the outer wall of the positioning clamping seat, an adjusting screw is rotatably installed on the positioning plates through positioning screw rings and adjusting nuts, and the inner ends of the adjusting screws are in threaded fit with the adjusting screw.

According to the technical scheme, the spring-damping composite damping assembly comprises a combined threaded slide rod, an energy storage damping spring and a linear damper, the root of the combined threaded slide rod is welded on the upper surface of a bottom plate, the energy storage damping spring and the linear damper are sleeved on the combined threaded slide rod, the linear damper is located above the energy storage damping spring, a fixed nut is screwed on the upper end of the combined threaded slide rod, a follow-up flange is welded at the floating end of the linear damper, the combined threaded slide rod slides through a sliding hole, the upper end of the energy storage damping spring is attached to the lower surface of a bearing plate, and the follow-up flange is fixedly mounted on the upper surface of the bearing plate through screws.

According to the technical scheme, the U-shaped structure of the positioning clamping seat, and the length of the adjusting screw at the inner end of the lug plate is smaller than that of the straight plate of the positioning clamping seat.

According to the technical scheme, the auxiliary sliding rod is welded on the upper surface of the bottom plate, the bearing plate is provided with the auxiliary hole, and the auxiliary hole is matched with the auxiliary sliding rod.

According to the technical scheme, the axis of the spring-damping composite shock absorption component on the same side and the axis of the auxiliary sliding rod are located in the same plane.

According to the technical scheme, the axis of the sliding hole and the axis of the auxiliary hole on the same side are positioned in the same plane.

According to the technical scheme, the periphery of the bearing plate is provided with the guard plate mounting holes in a rectangular array, and the rectangular ring formed by the guard plate mounting holes is positioned at the periphery of the sliding hole.

According to the technical scheme, the lug plate is positioned at the junction of the circular arc plate and the straight plate of the positioning clamping seat.

According to the technical scheme, four adjusting screws are in a group, and the same group is rotatably arranged on the same positioning plate.

According to the technical scheme, the outer edge of the positioning clamping seat is attached to the inner wall of the positioning plate in the non-working state.

The utility model has the characteristics and advantages that:

the bottom plate and the bearing plate are assembled and installed through the spring-damping composite damping component, vertical impact on the transformer coil in the transportation process is protected, the positioning clamping seat is used for effectively clamping and fixing the transformer coil under the action of the adjusting screw, shaking displacement is avoided in the transportation process, the arranged guard plate installing holes are convenient for assembling other housing structures, shielding protection is carried out on the internal transformer coil, and dust is prevented from entering.

Drawings

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

FIG. 2 is a schematic perspective view of a base plate and a fixing member thereon according to the present utility model;

FIG. 3 is a schematic view of a bearing plate and a through hole formed therein according to the present utility model;

FIG. 4 is a top view of the top surface of the carrier plate of the present utility model;

fig. 5 is a schematic perspective view of a spring-damper composite shock absorbing assembly according to the present utility model.

Reference numerals illustrate:

1. the device comprises a bottom plate, 2, a bearing plate, 3, a positioning plate, 4, a positioning clamping seat, 5, an ear plate, 6, a spring-damping composite damping component, 61, a combined threaded slide bar, 62, an energy storage damping spring, 63, a linear damper, 64, a fixed nut, 65, a follow-up flange, 7, a slide hole, 8, a guard plate mounting hole, 9, an adjusting screw, 10, a positioning spiral ring, 11, an adjusting screw cap, 12, an auxiliary slide bar, 13 and an auxiliary hole.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments 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 in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" 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.

Example 1

The utility model provides a transformer coil protection structure, which is shown in fig. 1, and comprises a bottom plate 1, a bearing plate 2 and a positioning clamping seat 4, wherein a rectangular array of spring-damping composite damping components 6 are welded on the upper surface of the bottom plate 1, rectangular array sliding holes 7 are formed in the periphery of the bearing plate 2, the spring-damping composite damping components 6 penetrate through the sliding holes 7 to be assembled and installed on the bearing plate 2, a pair of positioning plates 3 are fixedly installed on the upper surface of the bearing plate 2, the positioning clamping seat 4 is symmetrically arranged between the two positioning plates 3, an ear plate 5 is integrally formed on the outer wall of the positioning clamping seat 4, an adjusting screw 9 is rotatably installed on the positioning plate 3 through a positioning spiral ring 10 and an adjusting screw cap 11, and the inner end of the adjusting screw 9 is in threaded fit with the adjusting screw 9.

The bottom plate 1 and the bearing plate 2 are main bearing structures, the adjusting screw 9 can effectively rotate through the combination of the positioning spiral ring 10 and the adjusting screw cap 11, the position of the positioning clamping seat 4 is adjusted through the threaded fit with the ear plate 5, then the transformer coil is clamped and positioned, the spring-damping composite damping component 6 elastically combines and connects the bottom plate 1 and the bearing plate 2 through the sliding hole 7, so that the bearing plate 2 can perform vertical damping displacement, and vibration generated in the aligning and transporting process is absorbed.

As shown in fig. 5, specifically, the spring-damping composite damping assembly 6 includes a combined threaded slide rod 61, an energy storage damping spring 62 and a linear damper 63, the root of the combined threaded slide rod 61 is welded on the upper surface of the bottom plate 1, the combined threaded slide rod 61 is sleeved with the energy storage damping spring 62 and the linear damper 63, the linear damper 63 is located above the energy storage damping spring 62, a fixed nut 64 is screwed on the upper end of the combined threaded slide rod 61, a follower flange 65 is welded on the floating end of the linear damper 63, the combined threaded slide rod 61 slides through the slide hole 7, the upper end of the energy storage damping spring 62 is attached to the lower surface of the bearing plate 2, and the follower flange 65 is fixedly mounted on the upper surface of the bearing plate 2 through screws.

The connecting structure with the combined threaded slide bar 61 as a main body is matched with the connecting structure and welded on the upper surface of the bottom plate 1 and the fixed nut 64, the energy storage damping spring 62 and the linear damper 63 are effectively combined and installed, and when the bearing plate 2 vibrates vertically, the energy storage damping spring 62 can be used for storing energy and damping, the linear damper 63 consumes the rebound capacity of the energy storage damping spring 62, so that the bearing plate 2 can quickly recover to a stable state, and the follow-up flange 65 enables the floating end of the damper to effectively follow the bearing plate 2.

As shown in fig. 1 and fig. 4, specifically, the U-shaped structure of the positioning clamping seat 4, the length of the adjusting screw 9 at the inner end of the ear plate 5 is smaller than the length of the straight plate of the positioning clamping seat 4.

The flat structure can be better clamped and fixed through the U-shaped structure, and the limiting distance of clamping can be ensured through limiting the length of the adjusting screw 99.

As shown in fig. 1, 2 and 3, specifically, an auxiliary sliding rod 12 is welded on the upper surface of the bottom plate 1, the bearing plate 2 is provided with an auxiliary hole 13, and the auxiliary hole 13 is matched with the auxiliary sliding rod 12.

The vertical sliding between the bottom plate 11 and the bearing plate 22 is further limited by the cooperation of the auxiliary sliding rod 12 and the auxiliary hole 13, so that the influence of the horizontal movement on the spring-damping composite shock absorption assembly 6 is avoided.

As shown in fig. 1 and 2, in particular, the axis of the spring-damping composite shock-absorbing assembly 6 on the same side is in the same plane as the axis of the auxiliary slide rod 12.

When the force is applied, the two can keep synchronous, and meanwhile, the position deviation is avoided, so that the torque force is generated, and the stability of the device is affected.

As shown in fig. 3, specifically, the axis of the slide hole 7 on the same side is in the same plane as the axis of the auxiliary hole 13.

Can ensure the stability of the auxiliary slide bar 12, and then ensure the smoothness of the device in the use process.

Specifically, as shown in fig. 3, the outer periphery of the carrier plate 2 is provided with a rectangular array of guard plate mounting holes 8, and a rectangular ring formed by the guard plate mounting holes 8 is located at the outer periphery of the slide hole 7.

Through setting up the slide mounting hole, can conveniently carry out the composite installation to different housing structures, realize carrying out shielding protection to the different transformer coils in the centre gripping fixing base then, simultaneously through the setting of relative position, avoid causing the influence to the work of spring-damping compound damper 6 and auxiliary rod.

As shown in fig. 1 and 4, specifically, the ear plate 5 is located at the junction of the circular arc plate and the straight plate of the positioning clamping seat 4.

Through the setting to otic placode 5 position, can guarantee to fix a position clamping seat 4 when receiving adjusting screw 9 drive, carry out more stable atress.

As shown in fig. 1, specifically, four adjusting screws 9 are grouped together, and the same group is rotatably mounted on the same positioning plate 3.

Through setting up four for a set of, can guarantee that the atress of every position of regulation in-process middle ear board 5 is all unanimous, then guarantees driven stability.

Specifically, as shown in fig. 4, the outer edge of the positioning clamping seat 4 is attached to the inner wall of the positioning plate 3 in the non-working state.

The maximum separation state of the positioning clamping seat 4 in the non-working state is maintained, and then convenience in use by matching with different transformer coils is ensured.

Working principle: when the device is used, the transformer coil is placed between the two positioning clamping seats 4, then the positioning clamping seats 4 are clamped and regulated synchronously through the adjusting screw 9, so that the transformer coil is effectively clamped and fixed, and after the transformer coil is fixed, a matched housing is installed through a sliding plate mounting hole, and the housing of the transformer coil is realized;

during transportation, when vibration is generated, vertical displacement is performed between the bearing plate 2 and the bottom plate 1, impact generated by displacement absorbs energy through the energy storage damping spring 62 in the spring-damping composite damping component 6, then energy rebounded by the energy storage damping spring 62 is consumed through the linear damper 63, stability of the device is guaranteed, and the generated horizontal movement trend is effectively absorbed through the auxiliary sliding rod 12 and the auxiliary hole 13, so that the protection purpose is realized.

While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.

Claims

1. Transformer coil protective structure, including bottom plate (1), loading board (2) and location grip slipper (4), its characterized in that: the spring-damping composite damping component (6) with rectangular arrays is welded on the upper surface of the bottom plate (1), sliding holes (7) with rectangular arrays are formed in the periphery of the bearing plate (2), the bearing plate (2) is installed by the spring-damping composite damping component (6) in a penetrating mode through the sliding holes (7), a pair of positioning plates (3) are fixedly installed on the upper surface of the bearing plate (2), the positioning clamping seat (4) is symmetrically arranged between the two positioning plates (3), the lug plates (5) are integrally formed on the outer wall of the positioning clamping seat (4), the positioning plates (3) are rotatably provided with adjusting screws (9) through positioning spiral rings (10) and adjusting nuts (11), and the inner ends of the adjusting screws (9) are in threaded fit with the adjusting screws (9).

2. The transformer coil protection structure according to claim 1, wherein: the spring-damping composite damping assembly (6) comprises a combined threaded slide rod (61), an energy storage damping spring (62) and a linear damper (63), the root of the combined threaded slide rod (61) is welded on the upper surface of a base plate (1), the energy storage damping spring (62) and the linear damper (63) are sleeved on the combined threaded slide rod (61), the linear damper (63) is located above the energy storage damping spring (62), a fixed nut (64) is screwed on the upper end of the combined threaded slide rod (61), a follow-up flange plate (65) is welded on the floating end of the linear damper (63), the combined threaded slide rod (61) penetrates through a sliding hole (7) in a sliding mode, the upper end of the energy storage damping spring (62) is attached to the lower surface of a bearing plate (2), and the follow-up flange plate (65) is fixedly mounted on the upper surface of the bearing plate (2) through screws.

3. The transformer coil protection structure according to claim 1, wherein: the U-shaped structure of the positioning clamping seat (4) is characterized in that the length of an adjusting screw (9) at the inner end of the lug plate (5) is smaller than the length of a straight plate of the positioning clamping seat (4).

4. The transformer coil protection structure according to claim 1, wherein: the upper surface welding of bottom plate (1) has auxiliary slide bar (12), auxiliary hole (13) have been seted up to loading board (2), auxiliary hole (13) and auxiliary slide bar (12) mutually support.

5. The transformer coil protection structure according to claim 1, wherein: the axis of the spring-damping composite shock absorption component (6) on the same side and the axis of the auxiliary sliding rod (12) are positioned in the same plane.

6. The transformer coil protection structure of claim 4, wherein: the axis of the sliding hole (7) on the same side and the axis of the auxiliary hole (13) are positioned in the same plane.

7. The transformer coil protection structure according to claim 1, wherein: the periphery of the bearing plate (2) is provided with guard plate mounting holes (8) in rectangular arrays, and a rectangular ring formed by the guard plate mounting holes (8) is positioned at the periphery of the sliding hole (7).

8. The transformer coil protection structure according to claim 1, wherein: the lug plate (5) is positioned at the junction of the circular arc plate and the straight plate of the positioning clamping seat (4).

9. The transformer coil protection structure according to claim 1, wherein: four adjusting screws (9) are in a group, and the same group is rotatably arranged on the same positioning plate (3).

10. The transformer coil protection structure according to claim 1, wherein: the outer edge of the positioning clamping seat (4) is attached to the inner wall of the positioning plate (3) in a non-working state.