CN217935088U

CN217935088U - Arc and harmonic elimination device

Info

Publication number: CN217935088U
Application number: CN202222018766.5U
Authority: CN
Inventors: 任庆伟; 丁燕
Original assignee: Anhui Kaiguan Electric Co ltd
Current assignee: Anhui Kaiguan Electric Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-11-29
Anticipated expiration: 2032-08-02

Abstract

The utility model discloses an arc extinction harmonic elimination device relates to arc extinction harmonic elimination technical field. The utility model comprises a cabinet body, and an arc extinction component and a harmonic elimination component which are arranged in the cabinet body; it is characterized in that the cabinet body is also provided with: the supporting plates are detachably arranged on the inner wall of the cabinet body; the supporting plate is provided with a plurality of wall bushing for penetrating the cable, and the wall bushing penetrates through the cabinet body; a wire distributing transverse plate for distributing wires is fixed at the bottom of the supporting plate; the cable grooves are detachably arranged on the supporting plate; the cable groove comprises a transverse guide groove and a longitudinal guide groove which are communicated with each other; a guide wheel for guiding the cable is arranged at the center of the cable groove; the side wall of the cabinet body is at least provided with an air vent and is matched with a fan. The utility model discloses an effect of the cabinet body, backup pad and cable groove, through separated time layer upon layer, the mixed and disorderly problem of cable when having solved current arc extinction harmonic elimination and overvoltage protection device and having protected the electric wire netting.

Description

Arc and harmonic elimination device

Technical Field

The utility model belongs to the technical field of the arc extinction harmonic elimination, especially, relate to an arc extinction harmonic elimination device.

Background

Single phase ground faults in the power system account for about 60% of all faults and are most transient ground faults. When the current of the line capacitor is large, the fault point forms an intermittent phenomenon of electric arc reignition and extinguishment, so that an inductor loop and a capacitor loop in a power grid generate electromagnetic oscillation to trigger arc light overvoltage; therefore, the traditional arc suppression coil is widely applied to a distribution network, and the inductive current of the traditional arc suppression coil compensates the capacitive current of a power grid, so that the residual current of a ground fault point is reduced, and the extinguishing of a ground arc is facilitated.

However, when practical arc extinction harmonic elimination and overvoltage protection device protect the electric wire netting, need use a large amount of electrical equipment to deposit electrical equipment inside same protective housing, thereby make its inside cable more, arrange comparatively in a jumble, consequently lead to the cable to open a circuit easily, inconvenient during the maintenance with the inquiry cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an arc extinction harmonic elimination device, through the effect in the cabinet body, backup pad and cable groove, through separated time layer upon layer, solved mixed and disorderly problem of cable when current arc extinction harmonic elimination and overvoltage protection device protect the electric wire netting.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an arc and harmonic elimination device, which comprises a cabinet body, an arc extinction component and a harmonic elimination component, wherein the arc extinction component and the harmonic elimination component are arranged in the cabinet body; the cabinet is characterized in that: the supporting plates are detachably arranged on the inner wall of the cabinet body; the supporting plate is provided with a plurality of wall bushing pipes for penetrating cables, the wall bushing pipes penetrate through the cabinet body, the cables outside can be conveniently connected, and the penetrating positions are sealed by sealing rings; a wire distributing transverse plate for distributing wires is fixed at the bottom of the supporting plate; the cable grooves are detachably arranged on the supporting plate; the cable groove comprises a transverse guide groove and a longitudinal guide groove which are communicated with each other; and a guide wheel for guiding the cable is arranged at the center of the cable groove, so that the cable can be guided to be wired and separated conveniently.

As the utility model discloses a preferred technical scheme, a blow vent has been seted up at least to the cabinet side wall to the cooperation has and is used for radiating fan, is used for ventilation cooling, reduces the internal temperature of cabinet, guarantees its normal work.

As an optimized technical proposal of the utility model, a rotatable sealing door body is arranged on the cabinet body.

As a preferred technical solution of the present invention, the transverse guide groove is provided with a plurality of transverse slots for separating cables along the transverse direction, so as to fix the cables and avoid the cables from being twisted together; the longitudinal guide groove is provided with a plurality of longitudinal clamping grooves used for separating cables along the longitudinal direction.

As a preferred technical scheme of the utility model, the guide wheel is rotatably arranged on a fixed column at the center of the cable groove, and the guide wheel is matched with the cable to move during branching, so that the resistance is reduced; the guide wheel periphery side array is provided with an annular groove used for being matched with a cable and used for separating a plurality of cables.

As an optimal technical scheme of the utility model, the foraminiferous arch of installation is formed with to the at least diagonal department of cable groove to the cooperation has the fastener, thereby fixes cable groove position.

As a preferred technical scheme of the utility model, a rectangular groove is fixed on the top of the branching transverse plate; a gap groove butted with the longitudinal guide groove is formed in one side wall of the rectangular groove and used for butting cables divided through the longitudinal guide groove.

As a preferred technical scheme of the utility model, another lateral wall of rectangular channel is provided with the extending groove that corresponds with the breach groove, further leads the cable to the target position.

The utility model discloses following beneficial effect has:

1. the utility model discloses a horizontal draw-in groove that is used for separating the cable is offered to horizontal guide slot, and vertical draw-in groove that is used for separating the cable is offered along vertical direction to vertical guide slot, when the cable transversely, when vertical separated time, through vertical draw-in groove with cable rigidity, avoids the cable winding.

2. The utility model discloses a rectangular channel lateral wall offer with the breach groove of vertical guide slot butt joint for the butt joint is through the cable that vertical guide slot was crossed, and the cable enters into the internal portion of cabinet through the wall bushing from the external cabinet, then through layer upon layer separated time, avoids the confusion.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an arc and resonance extinction device of the present invention;

FIG. 2 is a schematic front view of FIG. 1;

FIG. 3 is a schematic view of the external structure of the cabinet;

FIG. 4 is a schematic structural view of a cable trough;

FIG. 5 is a schematic structural view of a support plate;

fig. 6 is a schematic view of the installation of the support plate and the cable tray.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1, the utility model relates to an arc and resonance elimination device, which comprises a cabinet body 1, and an arc extinction component and a resonance elimination component arranged in the cabinet body 1; its characterized in that still is provided with in the cabinet body 1: the supporting plates 2 are detachably arranged on the inner wall of the cabinet body 1; a plurality of wall bushing 201 for penetrating cables are arranged on the supporting plate 2, the wall bushing 201 penetrates through the cabinet body 1, external cables can be conveniently connected, and the penetrating position is sealed by a sealing ring; a wire distributing transverse plate 202 for distributing wires is fixed at the bottom of the supporting plate 2; the cable distribution device comprises a plurality of cable grooves 3 for cable arrangement, wherein the cable grooves 3 are detachably arranged on a support plate 2, and one support plate 2 can be provided with the plurality of cable grooves 3 for multi-stage cable distribution according to requirements; the cable slot 3 comprises a transverse guide slot 301 and a longitudinal guide slot 302 which are mutually communicated, and cables are divided transversely and longitudinally according to requirements; the center of the cable groove 3 is provided with a guide wheel 303 for guiding the cable, so that the cable can be guided to be wired and separated conveniently.

Referring to fig. 1, at least one vent 101 is formed in a side wall of the cabinet 1, and a fan 102 for dissipating heat is provided to ventilate and dissipate heat, reduce the temperature inside the cabinet 1, and ensure the normal operation of the cabinet; the cabinet body 1 is provided with a rotatable sealing door body 103.

Example two

On the basis of the first embodiment, please refer to fig. 6, the transverse guide groove 301 is provided with a plurality of transverse slots 304 for separating cables along the transverse direction, so as to fix the cables and avoid the cables from being wound together; the longitudinal guide groove 302 is provided with a plurality of longitudinal slots 305 for separating cables along the longitudinal direction, and when the cables are longitudinally branched, the cables are fixed in position through the longitudinal slots 305, so that the cables are prevented from being wound.

As shown in fig. 6, the guide wheel 303 is rotatably disposed on a fixed column at the center of the cable slot 3, and moves in cooperation with the cable during branching to reduce resistance; annular grooves 306 matched with the cables are arranged on the periphery of the guide wheel 303 in an array mode and used for separating the cables to avoid the cables from being wound together; at least one pair of corners of the cable trough 3 are formed with the installed perforated protrusions 307, and the fasteners 308 are matched, the number of the perforated protrusions 307 arranged at the diagonal positions can be reduced, and the two perforated protrusions 307 and the fasteners 308 can fix the cable trough 3, so that the position of the cable trough 3 is fixed.

EXAMPLE III

On the basis of the second embodiment, please refer to fig. 5, a rectangular slot 203 is fixed on the top of the wire splitting cross plate 202 for further wire splitting, and the cables are clearly split to the target position through multi-layer wire splitting; a notch groove 204 butted with the longitudinal guide groove 302 is formed in one side wall of the rectangular groove 203 and used for butting cables passing through the longitudinal guide groove 302; cables enter the cabinet body 1 from the outside of the cabinet body 1 through the wall bushing 201, then are subjected to primary branching through the transverse guide groove 301 and the longitudinal guide groove 302 of the first cable groove 3, and are subjected to secondary branching through the second cable groove 3 or the notch groove 204 corresponding to the first cable groove 3, and the cables are branched layer by layer, so that confusion is avoided; the other side wall of the rectangular slot 203 is provided with an extension slot 205 corresponding to the cutaway slot 204 to further guide the cable to the destination location.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An arc and resonance extinction device comprises a cabinet body (1), and an arc extinction component and a resonance extinction component which are arranged in the cabinet body (1); the cabinet is characterized in that the cabinet body (1) is also internally provided with:

the supporting plates (2) are detachably mounted on the inner wall of the cabinet body (1); a plurality of wall bushing pipes (201) for penetrating cables are arranged on the supporting plate (2), and the wall bushing pipes (201) penetrate through the cabinet body (1); a wire dividing transverse plate (202) for dividing wires is fixed at the bottom of the supporting plate (2);

the cable arranging device comprises a plurality of cable grooves (3) for arranging cables, wherein the cable grooves (3) are detachably arranged on a supporting plate (2); the cable trough (3) comprises a transverse guide groove (301) and a longitudinal guide groove (302) which are mutually communicated; and a guide wheel (303) for guiding the cable is arranged at the center of the cable groove (3).

2. An arc and resonance extinction device according to claim 1, characterized in that at least one ventilation opening (101) is opened on the side wall of said cabinet body (1) and a fan (102) for heat dissipation is fitted.

3. An arc and resonance extinction device according to claim 1, characterized in that a rotatable sealing door (103) is provided on said cabinet body (1).

4. An arc and resonance extinction device according to claim 1, characterized in that said transverse guide slot (301) is provided with a plurality of transverse slots (304) for separating cables along the transverse direction;

the longitudinal guide groove (302) is provided with a plurality of longitudinal clamping grooves (305) used for separating cables along the longitudinal direction.

5. An arc and resonance extinction device according to claim 1, characterized in that the guide wheel (303) is rotatably arranged on a fixed column at the center of the cable trough (3); an annular groove (306) used for being matched with a cable is arranged on the periphery of the guide wheel (303).

6. An arc and resonance extinction device according to claim 1 or 5, characterized in that at least one pair of corners of said cable groove (3) is formed with a mounted holed boss (307) fitted with a fastener (308).

7. An arc and resonance extinction device according to claim 1, characterized in that a rectangular slot (203) is fixed on the top of said branching cross plate (202); one side wall of the rectangular groove (203) is provided with a notch groove (204) butted with the longitudinal guide groove (302).

8. An arc and resonance extinction device according to claim 7, characterized in that the other side wall of said rectangular slot (203) is provided with an extension slot (205) corresponding to the notch slot (204).