CN220341045U

CN220341045U - Insulation treatment device for reactor of ultra-high voltage transformer substation

Info

Publication number: CN220341045U
Application number: CN202322047480.4U
Authority: CN
Inventors: 胡晓峰; 薛飞
Original assignee: Shandong Yuankai Electric Co ltd
Current assignee: Shandong Yuankai Electric Co ltd
Priority date: 2023-08-01
Filing date: 2023-08-01
Publication date: 2024-01-12
Anticipated expiration: 2033-08-01

Abstract

The utility model discloses an insulation treatment device for an ultrahigh voltage transformer substation reactor, which comprises two clamping frames, wherein a plurality of iron cores are fixedly connected between the two clamping frames, coils are wound on the outer walls of the iron cores, and iron yokes are fixedly connected on the two clamping frames; connecting terminals are arranged on the coils, and insulating assemblies are arranged on the outer walls of the coils; according to the utility model, through the arranged insulating assembly, the two insulating frames wrap the outer walls of the coils, the coils are rapidly positioned through the positioning rod, and then the coils are locked and fixed by the retracting bolts, so that the coils can be insulated, and meanwhile, the protection effect is also achieved, and the insulating effect is good; through the radiating component who sets up, insulating component is established a plurality of coils post-annular for its radiating effect is relatively poor, carries out the heat transfer with the heat that a plurality of coils distribute through the heat exchange box, has guaranteed the normal heat dissipation of coil during operation, has promoted life, and the water-cooling radiating effect is better.

Description

Insulation treatment device for reactor of ultra-high voltage transformer substation

Technical Field

The utility model relates to the technical field of substation power equipment, in particular to an insulation treatment device for an ultrahigh voltage substation reactor.

Background

The reactor is also called an inductor, has very wide application in a circuit, and has a certain inductive property because of the electromagnetic induction effect in the circuit, so that the reactor can play a role in preventing current change. When a conductor is energized, it will generate a magnetic field in a certain space occupied by it, so that all current-carrying electrical conductors have a general sense of inductance. However, the inductance of the electrified long straight conductor is smaller, and the generated magnetic field is not strong, so that the actual reactor is in a form of a solenoid wound by a wire, and the reactor is needed to be used in the ultra-high voltage transformer substation.

The current superhigh voltage transformer station reactor is generally insulated through the insulating layer of coil cladding outward, but can make the insulating layer wearing and tearing under the long-time circumstances of using, life is shorter, is difficult to maintain and change, leads to insulating effect relatively poor, takes place the condition of electric leakage, has certain potential safety hazard, and result of use is relatively poor.

It is therefore desirable to provide an insulation handling device for an ultra-high voltage transformer station reactor to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the technical problems that the existing ultrahigh voltage transformer substation reactor is generally insulated by an insulating layer coated outside a coil, but the insulating layer is worn under the condition of long-time use, the service life is shorter, maintenance and replacement are difficult, the insulating effect is poor, the condition of electric leakage occurs, certain potential safety hazards exist, and the use effect is poor.

In order to solve the technical problems, the utility model adopts a technical scheme that: the insulation treatment device for the reactor of the ultra-high voltage transformer substation comprises two clamping frames 1, wherein a plurality of iron cores 2 are fixedly connected between the two clamping frames 1, coils 3 are wound on the outer walls of the iron cores 2, and iron yokes 4 are fixedly connected to the two clamping frames 1;

a plurality of connecting terminals 5 are arranged on the coils 3, insulating assemblies 6 are arranged on the outer walls of the coils 3, and a heat dissipation assembly 7 is arranged between the two clamping frames 1.

The utility model is further provided with: the two clamping frames 1 and the iron cores 2 are of an integrated structure.

Through above-mentioned technical scheme for possess stronger connection stability between two clamping frame 1 and a plurality of iron cores 2, make it possess higher stability when using.

The utility model is further provided with: the insulation assembly 6 comprises two insulation frames 601 sleeved on the outer walls of the coils 3, two mounting plates 602 are fixedly connected to two sides of the insulation frames 601, one of the insulation frames 601 is fixedly connected with a plurality of positioning rods 603, and two locking bolts 604 are mounted on each two corresponding mounting plates 602.

Through above-mentioned technical scheme, two insulating frames 601 can play better insulating effect to a plurality of coils 3 in the use, when it appears that serious wearing and tearing need be changed, dismantle two sets of locking bolts 604, then directly take off two insulating frames 601 can, the operation is the same during the installation.

The utility model is further provided with: the other insulating frame 601 is provided with a plurality of positioning holes corresponding to the positioning rods 603, and the positioning rods 603 penetrate through the centers of the positioning holes.

Through the above technical scheme, the positioning rod 603 and the positioning hole are matched to realize the pre-positioning, so that the two insulating frames 601 are combined into a whole, and then are locked and fixed through the locking bolt 604.

The utility model is further provided with: two through holes are formed in the two sets of mounting plates 602, and two sets of locking bolts 604 penetrate through the centers of the through holes.

Through the above technical scheme, the two groups of mounting plates 602 can be fixed through the two groups of locking bolts 604, and then the two insulating frames 601 are fixed.

The utility model is further provided with: the heat dissipation assembly 7 comprises a cooling box 701 fixedly connected to the clamping frame 1 at the top, a pump 702 is fixedly connected to the bottom of the clamping frame 1, two heat exchange boxes 703 are fixedly connected to the top of the clamping frame 1 at the bottom, and connecting pipes 704 are connected between the pump 702 and the cooling box 701, between the cooling box 701 and the heat exchange boxes 703, between the pump 702 and one of the heat exchange boxes 703 and between the pump 702 and the two heat exchange boxes 703.

Through the above technical scheme, the pump 702 is started, the pump 702 sucks the cooling liquid in the center of the cooling box 701, then the cooling liquid exchanges heat with the plurality of coils 3 through the two heat exchange boxes 703, and the cooling liquid enters the cooling box 701 to be cooled after the heat exchange is finished, so that the heat dissipation circulation is realized.

The utility model is further provided with: two heat exchange boxes 703 are respectively positioned at the center of the gaps between the plurality of coils 3.

Through above-mentioned technical scheme for two heat transfer boxes 703 can carry out the heat transfer to a plurality of coils 3, although insulating frame 601 has weakened the radiating effect of coil 3, but can guarantee normal heat dissipation through the mode of central part water-cooling, and possess better radiating effect.

The beneficial effects of the utility model are as follows:

1. according to the utility model, through the arranged insulating assembly, the two insulating frames wrap the outer walls of the coils, the coils are rapidly positioned through the positioning rod, and then the coils are locked and fixed by the retracting bolts, so that the coils can be insulated, and meanwhile, the protection effect is also achieved, and the insulating effect is good;

2. according to the utility model, the plurality of coils are sleeved by the insulating assembly through the heat dissipation assembly, so that the heat dissipation effect is poor, the heat emitted by the plurality of coils is exchanged through the heat exchange box, the normal heat dissipation of the coils during working is ensured, the service life is prolonged, and the water cooling heat dissipation effect is good.

Drawings

FIG. 1 is an external view of the present utility model;

FIG. 2 is a schematic view of a part of the component structure of the present utility model;

fig. 3 is a schematic structural diagram of a portion of an insulating assembly according to the present utility model.

In the figure: 1. a clamping frame; 2. an iron core; 3. a coil; 4. iron yoke; 5. a connection terminal; 6. an insulating assembly; 601. an insulating frame; 602. a mounting plate; 603. a positioning rod; 604. a locking bolt; 7. a heat dissipation assembly; 701. a cooling box; 702. a pump machine; 703. a heat exchange box; 704. and (5) connecting pipes.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1-3, an insulation treatment device for an ultrahigh voltage transformer substation reactor comprises two clamping frames 1, wherein a plurality of iron cores 2 are fixedly connected between the two clamping frames 1, and the two clamping frames 1 and the plurality of iron cores 2 are of an integrated structure; the two clamping frames 1 and the iron cores 2 have strong connection stability, so that the two clamping frames have high stability when in use; the outer walls of the iron cores 2 are wound with coils 3, and iron yokes 4 are fixedly connected to the two clamping frames 1; the coils 3 are provided with connecting terminals 5, the outer walls of the coils 3 are provided with insulating assemblies 6, and a heat dissipation assembly 7 is arranged between the two clamping frames 1;

as shown in fig. 3, the insulation assembly 6 comprises two insulation frames 601 sleeved on the outer walls of the plurality of coils 3, two sides of each insulation frame 601 are fixedly connected with mounting plates 602, one insulation frame 601 is fixedly connected with a plurality of positioning rods 603, the other insulation frame 601 is provided with a plurality of positioning holes corresponding to the positioning rods 603, and the positioning rods 603 penetrate through the centers of the positioning holes; the pre-positioning can be realized through the cooperation of the positioning rod 603 and the positioning hole, so that the two insulating frames 601 are combined into a whole, and then are locked and fixed through the locking bolt 604; two locking bolts 604 are mounted on each two corresponding mounting plates 602; two groups of mounting plates 602 are provided with two through holes, and two groups of locking bolts 604 penetrate through the centers of the through holes; the two groups of mounting plates 602 can be fixed through the two groups of locking bolts 604, so that the two insulating frames 601 are fixed; in the use process, the two insulating frames 601 can have a good insulating effect on the plurality of coils 3, when the coils are seriously worn and need to be replaced, the two groups of locking bolts 604 are disassembled, then the two insulating frames 601 are directly taken down, and the operation is the same during the installation;

as shown in fig. 2, the heat dissipation assembly 7 comprises a cooling box 701 fixedly connected to the clamping frame 1 at the top, a pump 702 is fixedly connected to the bottom of the clamping frame 1, two heat exchange boxes 703 are fixedly connected to the top of the clamping frame 1 at the bottom, and the two heat exchange boxes 703 are respectively positioned in the center of a gap between the plurality of coils 3; the two heat exchange boxes 703 can exchange heat for the plurality of coils 3, and although the insulating frame 601 weakens the heat dissipation effect of the coils 3, normal heat dissipation can be ensured by a water cooling mode at the central part, and the heat dissipation effect is better; the pump 702 is connected with the cooling box 701, the cooling box 701 is connected with the heat exchange box 703, and the pump 702 is connected with one of the heat exchange boxes 703 and the two heat exchange boxes 703; the pump 702 is started, the pump 702 sucks the cooling liquid in the center of the cooling box 701, then the cooling liquid exchanges heat with the plurality of coils 3 through the two heat exchange boxes 703, and the cooling liquid enters the cooling box 701 to be cooled after the heat exchange is finished, so that the heat dissipation cycle is realized.

When the utility model is used, the plurality of wiring terminals 5 are connected by using cables, so that the utility model can be used, in the use process, the two insulating frames 601 can play a good insulating effect on the plurality of coils 3, when the two insulating frames are seriously worn and need to be replaced, the two groups of locking bolts 604 are disassembled, then the two insulating frames 601 are directly taken down, the operation is the same when being installed, the pump 702 is started when the heat is dissipated, the pump 702 sucks the cooling liquid in the center of the cooling box 701, then the two heat exchange boxes 703 exchange heat for the plurality of coils 3, and the two coils enter the cooling box 701 to be cooled after the heat exchange is finished, so that the heat dissipation cycle is realized.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides an insulating processing apparatus of superhigh voltage transformer substation reactor, includes two clamping frame (1), its characterized in that: a plurality of iron cores (2) are fixedly connected between the two clamping frames (1), coils (3) are wound on the outer walls of the iron cores (2), and iron yokes (4) are fixedly connected to the two clamping frames (1);

a plurality of coils (3) are provided with connecting terminals (5), the outer walls of the coils (3) are provided with insulating assemblies (6), and a heat dissipation assembly (7) is arranged between the two clamping frames (1).

2. The insulation processing device for an ultra-high voltage transformer substation reactor according to claim 1, wherein: the two clamping frames (1) and the iron cores (2) are of an integrated structure.

3. The insulation processing device for an ultra-high voltage transformer substation reactor according to claim 1, wherein: the insulation assembly (6) comprises two insulation frames (601) sleeved on the outer walls of the coils (3), two mounting plates (602) are fixedly connected to two sides of each insulation frame (601), one insulation frame (601) is fixedly connected with a plurality of positioning rods (603), and two locking bolts (604) are respectively mounted on each two corresponding mounting plates (602).

4. An insulation processing apparatus for an ultra-high voltage transformer station reactor according to claim 3, wherein: the other insulating frame (601) is provided with a plurality of positioning holes corresponding to the positioning rods (603), and the positioning rods (603) penetrate through the centers of the positioning holes.

5. An insulation processing apparatus for an ultra-high voltage transformer station reactor according to claim 3, wherein: two groups of mounting plates (602) are provided with two through holes, and two groups of locking bolts (604) penetrate through the centers of the through holes.

6. The insulation processing device for an ultra-high voltage transformer substation reactor according to claim 1, wherein: the heat dissipation assembly (7) comprises a cooling box (701) fixedly connected to a clamping frame (1) positioned at the top, a pump (702) is fixedly connected to the bottom of the clamping frame (1), two heat exchange boxes (703) are fixedly connected to the top of the clamping frame (1) positioned at the bottom, and connecting pipes (704) are connected between the pump (702) and the cooling box (701), between the cooling box (701) and the heat exchange boxes (703), between the pump (702) and one of the heat exchange boxes (703) and between the pump (702) and the two heat exchange boxes (703).

7. The insulation processing device for an ultra-high voltage transformer substation reactor according to claim 6, wherein: the two heat exchange boxes (703) are respectively positioned at the center of a gap between the plurality of coils (3).