CN219267411U

CN219267411U - Protective mechanism and device for transformer

Info

Publication number: CN219267411U
Application number: CN202222614738.XU
Authority: CN
Inventors: 章海春; 李海峰; 梁朝弼; 丁伟; 吴兴鑫; 王宏兵; 杨绍良; 魏忠巍; 杨波; 王芝芳; 舒银丹; 周茜
Original assignee: Huaneng Lancang River Hydropower Co Ltd
Current assignee: Huaneng Lancang River Hydropower Co Ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-06-27
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a protection mechanism and a device of a transformer, comprising a maintenance component.

Description

Protective mechanism and device for transformer

Technical Field

The utility model relates to the technical field of transformer protection, in particular to a protection mechanism and device of a transformer.

Background

The transformer protector is an electric power automation product integrating multiple functions of protection, monitoring, control, communication and the like, and is an electric processor unit forming an intelligent switch cabinet. The product is internally provided with a protection library formed by more than twenty standard protection programs, and has complete and powerful acquisition function on voltage and current analog quantity and switching value of primary equipment.

The transformer protection device is composed of a protection mechanism of a transformer and the like, and in the using process, the transformer protection device has the problem of poor fireproof performance, and the protection mechanism of the transformer protection device has the technical problems of poor heat dissipation and low waterproof and dustproof performance in the operating process.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-mentioned or technical problems of poor heat dissipation and low waterproof and dustproof properties of the protection mechanism of the transformer in the prior art during operation.

It is therefore an object of the present utility model to provide a protection mechanism for a transformer.

In order to solve the technical problems, the utility model provides the following technical scheme: a protection mechanism of a transformer comprises a protection mechanism,

and the maintenance assembly comprises a rainproof component and a heat dissipation component arranged at the bottom of the rainproof component.

As a preferred embodiment of the protection mechanism of the transformer of the present utility model, wherein: the rain-proof part comprises an arch end cover, a plurality of groups of heat dissipation windows are formed in two sides of the bottom of the arch end cover, and dustproof plate pieces are arranged in the heat dissipation windows.

As a preferred embodiment of the protection mechanism of the transformer of the present utility model, wherein: the radiating component comprises an exhaust box, and an exhaust opening is formed in the bottom of the exhaust box.

As a preferred embodiment of the protection mechanism of the transformer of the present utility model, wherein: positioning grooves are formed in two ends of the exhaust box, and a plurality of groups of first fixing through holes are formed in two sides of the exhaust box.

As a preferred embodiment of the protection mechanism of the transformer of the present utility model, wherein: the dustproof plate comprises a limiting frame, fixing plates are arranged at two ends of the limiting frame, a plurality of groups of fixing grooves are formed in two ends of the inner side of the radiating window, and the fixing grooves are matched with the fixing plate structures.

As a preferred embodiment of the protection mechanism of the transformer of the present utility model, wherein: the dustproof plate further comprises an air filter screen arranged inside the limiting frame, and the air filter screen is woven by activated carbon fibers.

The utility model has the beneficial effects that: this scheme is through the blast box of installing additional in arch end cover bottom, can outwards take out the inside hot air current of transformer protector, still conveniently carry outside normal atmospheric temperature air current to transformer protector's inside, this process can carry out ventilation and heat dissipation to transformer protector internally mounted's transformer main part and handle, this scheme is through installing additional in the bottom both sides of arch end cover with heat dissipation window and dustproof plate design, can effectually prevent that the dust in the air from drifting down, attaching on dustproof plate's surface, simultaneously, can also effectually avoid the rainwater directly to flow into transformer protector's inside from heat dissipation window and dustproof plate, thereby can solve the protection machanism poor heat dissipation of transformer, waterproof dustproof performance low technical problem.

In view of the technical problem that in the actual use process, the transformer protection device has poor fireproof performance.

In order to solve the technical problems, the utility model also provides the following technical scheme: a transformer protection device comprises a protection mechanism of a transformer, and,

the protection assembly comprises a protection box body, and a flame-proof box door is arranged on the front surface of the protection box body.

As a preferred embodiment of the transformer guard according to the utility model, wherein: the top of protection box has seted up the vent, the transformer mounting groove has been seted up to the inside of protection box, the internally mounted of transformer mounting groove has the transformer main part, the insulation cavity has all been seted up to the boxboard inside of protection box, the inside of insulation cavity all is filled with fire-retardant board.

As a preferred embodiment of the transformer guard according to the utility model, wherein: the locating components are installed at two ends of the inner wall of the vent, a plurality of groups of second fixing through holes are further formed in two sides of the inner wall of the vent, and the second fixing through holes are matched with the first fixing through holes in structure.

As a preferred embodiment of the transformer guard according to the utility model, wherein: the positioning assembly comprises a positioning block, the positioning block is matched with the positioning groove in structure, an adjusting groove is formed in the bottom of the positioning block, and a compression spring is further arranged between the adjusting groove and the bottom of the positioning block.

The utility model has another beneficial effect: according to the scheme, the whole flame retardant capacity of the protective box can be improved through the isolation cavity formed in the box plate of the protective box and the flame retardant plate additionally arranged in the isolation cavity, the situation that the main body of the transformer is self-ignited due to the internal installation of the transformer installation groove caused by external ignition can be effectively prevented, and the situation that major fire accidents are caused by the self-ignition of the main body of the transformer installed in the transformer installation groove can be effectively avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic diagram of the whole structure of a protection mechanism of a transformer and a protection device of the transformer;

FIG. 2 is a schematic diagram of the whole structure of a protection mechanism of the transformer;

FIG. 3 is a schematic diagram of the structure of an exhaust box of the protection mechanism of the transformer;

FIG. 4 is a schematic view of a dustproof plate of a protection mechanism of a transformer;

FIG. 5 is a schematic diagram of the overall structure of the transformer protection device;

FIG. 6 is a schematic view of a flame retardant panel structure of a transformer guard;

fig. 7 is a schematic structural diagram of a positioning assembly of the transformer protection device.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 3, a first embodiment of the present utility model provides a protection mechanism for a transformer, which can solve the technical problems of poor heat dissipation and low waterproof and dustproof properties of the protection mechanism for the transformer, and includes,

the protective assembly 100 of the transformer comprises a flashing member 101 and a heat sink member 102 mounted to the bottom of the flashing member 101.

Specifically, through the structure of the blower box 102a, the hot air flow in the transformer protecting device can be drawn out outwards, and the external normal-temperature air flow can be conveniently conveyed into the transformer protecting device, so that the ventilation and heat dissipation treatment can be performed on the transformer main body 201b-1 installed in the transformer protecting device.

Further, the rainproof component 101 comprises an arched end cover 101a, a plurality of groups of radiating windows 101b are formed in two sides of the bottom of the arched end cover 101a, a dustproof plate 101c is arranged in each of the plurality of groups of radiating windows 101b, and when the radiating windows 101b are in a ventilation working state, dust in the outside air can be filtered through the dustproof plate 101c additionally arranged in the radiating windows 101 b.

In summary, the hot air flow inside the transformer protection device can be drawn out outwards through the structure of the air blast box 102a, and the external normal-temperature air flow can be conveniently conveyed to the inside of the transformer protection device, so that the ventilation and heat dissipation treatment can be carried out on the transformer main body 201b-1 installed inside the transformer protection device in the process.

Example 2

Referring to fig. 3 to 4, in a second embodiment of the present utility model, unlike the previous embodiment, the present utility model provides a protection mechanism for a transformer, which can solve the technical problems of poor heat dissipation and low waterproof and dustproof properties of the protection mechanism for the transformer, including,

the radiating component 102 comprises an exhaust box 102a, the bottom of the exhaust box 102a is provided with an exhaust opening 102b, and the exhaust box 102a additionally arranged at the bottom of the arched end cover 101a can be used for conveniently extracting the hot air flow in the transformer protector outwards according to the service condition of the transformer protector, and also conveniently conveying the external normal-temperature air flow into the transformer protector so as to achieve the aim of ventilating the inside of the transformer protector.

Specifically, the two ends of the suction box 102a are provided with positioning grooves 102a-1, two sides of the suction box 102a are also provided with a plurality of groups of first fixing through holes 102a-2, and the arch end cover 101a can be limited and connected to a ventilation opening formed in the top of the transformer protection device through the positioning grooves 102a-1 and the first fixing through holes 102a-2 formed in the outer side of the suction box 102 a.

Further, the dustproof plate 101c includes a limiting frame 101c-1, the two ends of the limiting frame 101c-1 are provided with a fixing plate 101c-2, the two ends of the inner sides of the plurality of groups of radiating windows 101b are provided with fixing grooves 101b-1, the fixing grooves 101b-1 are matched with the fixing plate 101c-2 in structure, the dustproof plate 101c can be limited and fixed in the radiating windows 101b due to the fact that the fixing grooves 101b-1 are matched with the fixing plate 101c-2 in structure, and the radiating windows 101b can be conveniently disassembled, assembled, connected, maintained and replaced according to the service condition of the dustproof plate 101 c.

Preferably, the dustproof plate 101c further comprises an air filter screen 101c-3 arranged in the limiting frame 101c-1, the air filter screen 101c-3 is woven by activated carbon fibers, and the air filter screen 101c-3 is woven by activated carbon fibers through the air filter screen 101c-3 additionally arranged in the limiting frame 101c-1, so that the dust and other impurities in the air conveyed to the transformer protection device by the air blowing box 102a can be adsorbed and filtered.

To sum up, this scheme is through installing heat dissipation window 101b and dustproof plate 101c additional in the bottom both sides of arch end cover 101a, can effectually prevent that the dust in the air from drifting down, attaching on dustproof plate 101 c's surface, simultaneously, can also effectually avoid the rainwater directly to flow into transformer protector's inside from heat dissipation window 101b and dustproof plate 101c to can solve the technical problem that protection machanism 100 of transformer has poor heat dissipation, waterproof dustproof performance is low.

Example 3

Referring to fig. 5 to 7, in a third embodiment of the present utility model, unlike the previous embodiment, the present embodiment provides a transformer guard capable of solving the technical problem of poor fire resistance of the transformer guard, which includes,

the protection assembly 200, the protection assembly 200 is located the bottom of the protection mechanism 100 of transformer, and the protection assembly 200 includes protection box 201, and the fire prevention chamber door 202 is installed in the front of protection box 201, through the fire prevention chamber door 202 of installing in the front of protection box 201, can promote the fire-retardant ability in protection box 201 front.

Specifically, vent 201a has been seted up at the top of protection box 201, transformer mounting groove 201b has been seted up to the inside of protection box 201, transformer mounting groove 201 b's internally mounted has transformer main part 201b-1, isolation cavity 201c has all been seted up to the boxboard inside of protection box 201, isolation cavity 201 c's inside all is filled with fire-retardant board 201d, through the fire-retardant board 201d of installing additional in isolation cavity 201c inside, can promote the holistic fire-retardant ability of protection box 201, can also effectually prevent to lead to the condition emergence of the spontaneous combustion of transformer main part 201b-1 of transformer mounting groove 201b internally mounted because of the outside fires, simultaneously, can also effectually avoid the condition that causes major fire accident because of the spontaneous combustion of transformer main part 201b-1 of transformer mounting groove 201b internally mounted.

Further, the positioning components 201a-1 are installed at two ends of the inner wall of the ventilation opening 201a, a plurality of groups of second fixing through holes 201a-2 are further formed at two sides of the inner wall of the ventilation opening 201a, the second fixing through holes 201a-2 are matched with the first fixing through holes 102a-2 in structure, and the arch end cover 101a which is limited and connected to the top of the guaranteeing component 200 can be connected and fixed due to the fact that the second fixing through holes 201a-2 are matched with the first fixing through holes 102a-2 in structure, and the connection stability between the arch end cover 101a and the protection box 201 can be effectively improved.

When the positioning assembly 201a-1 is used, the positioning assembly 201a-1 comprises a positioning block 201a-1a, the positioning block 201a-1a is matched with the positioning groove 102a-1 in structure, an adjusting groove 201a-1b is formed in the bottom of the positioning block 201a-1a, a compression spring 201a-1c is further arranged between the adjusting groove 201a-1b and the bottom of the positioning block 201a-1a, and the positioning assembly 201a-1 can stretch and adjust and reset the positioning block 201a-1a according to use conditions through the compression spring 201a-1c additionally arranged between the adjusting groove 201a-1b and the bottom of the positioning block 201a-1 a.

In summary, this scheme is through the isolation cavity 201c of seting up in the protection box 201 boxboard inside to and the fire-retardant board 201d of installing additional in isolation cavity 201c inside, can promote the holistic fire-retardant ability of protection box 201, can effectually prevent to lead to the condition emergence of the spontaneous combustion of the internally mounted transformer main part 201b-1 of transformer mounting groove 201b because of the outside fires, can also effectually avoid the condition that causes major fire accident because of the spontaneous combustion of the internally mounted transformer main part 201b-1 of transformer mounting groove 201 b.

It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in order to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. The utility model provides a protection machanism of transformer which characterized in that: comprising the steps of (a) a step of,

the protection assembly (100) comprises a rainproof component (101) and a radiating component (102) arranged at the bottom of the rainproof component (101), wherein the rainproof component (101) comprises an arch end cover (101 a), a plurality of groups of radiating windows (101 b) are formed in two sides of the bottom of the arch end cover (101 a), and dustproof plates (101 c) are arranged in the radiating windows (101 b).

2. The protective mechanism of a transformer as recited in claim 1, wherein: the heat dissipation part (102) comprises an exhaust box (102 a), and an exhaust opening (102 b) is formed in the bottom of the exhaust box (102 a).

3. The protective mechanism of a transformer as claimed in claim 2, wherein: positioning grooves (102 a-1) are formed in two ends of the exhaust box (102 a), and a plurality of groups of first fixing through holes (102 a-2) are formed in two sides of the exhaust box (102 a).

4. A protective mechanism for a transformer as claimed in claim 3, wherein: the dustproof plate (101 c) comprises a limiting frame (101 c-1), fixing plates (101 c-2) are arranged at two ends of the limiting frame (101 c-1), fixing grooves (101 b-1) are formed in two ends of the inner side of the radiating window (101 b), and the fixing grooves (101 b-1) are matched with the fixing plates (101 c-2) in structure.

5. The protective mechanism of the transformer of claim 4, wherein: the dustproof plate (101 c) further comprises an air filter screen (101 c-3) arranged in the limiting frame (101 c-1), and the air filter screen (101 c-3) is woven by activated carbon fibers.

6. A transformer protector, characterized in that: a protective mechanism comprising the transformer according to any one of claims 1 to 5, and,

the protection assembly (200) comprises a protection box body (201), and a flame-proof box door (202) is arranged on the front surface of the protection box body (201).

7. The transformer guard of claim 6, wherein: vent (201 a) has been seted up at the top of protection box (201), transformer mounting groove (201 b) has been seted up to the inside of protection box (201), the internally mounted of transformer mounting groove (201 b) has transformer main part (201 b-1), isolation cavity (201 c) has all been seted up to the boxboard inside of protection box (201), isolation cavity (201 c)'s inside all is filled with fire-retardant board (201 d).

8. The transformer guard of claim 7, wherein: positioning assemblies (201 a-1) are arranged at two ends of the inner wall of the ventilation opening (201 a), a plurality of groups of second fixing through holes (201 a-2) are further formed in two sides of the inner wall of the ventilation opening (201 a), and the second fixing through holes (201 a-2) are matched with the first fixing through holes (102 a-2) in structure.

9. The transformer guard of claim 8, wherein: the positioning assembly (201 a-1) comprises a positioning block (201 a-1 a), the positioning block (201 a-1 a) is matched with the positioning groove (102 a-1) in structure, an adjusting groove (201 a-1 b) is formed in the bottom of the positioning block (201 a-1 a), and a compression spring (201 a-1 c) is further arranged between the adjusting groove (201 a-1 b) and the bottom of the positioning block (201 a-1 a).