CN216353942U

CN216353942U - Protection device for outdoor high-voltage vacuum circuit breaker

Info

Publication number: CN216353942U
Application number: CN202122876604.0U
Authority: CN
Inventors: 杨国安
Original assignee: Chinese Electrical Ltd By Share Ltd
Current assignee: Chinese Electrical Ltd By Share Ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-19
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a protective device for an outdoor high-voltage vacuum circuit breaker, which comprises a protective box and a circuit breaker body, wherein the lower end of the protective box is provided with a supporting leg, an insulating plate is arranged in the protective box, the upper end of the outer side of the protective box is provided with a lightning rod, the front surface of the protective box is connected with a box door through a hinge, and the circuit breaker body is arranged on a fixed limiting mechanism, through the lightning rod, avoid the influence of rainy day thunder electricity to the circuit breaker body, improve the practicality of device.

Description

Protection device for outdoor high-voltage vacuum circuit breaker

Technical Field

The utility model relates to the technical field of vacuum circuit breakers, in particular to a protection and protection device for an outdoor high-voltage vacuum circuit breaker.

Background

The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.

The existing outdoor high-voltage vacuum circuit breaker is not provided with a heat dissipation lightning protection function in the using process, so that the equipment is easily influenced by temperature, weather and the like, the service life of the outdoor high-voltage vacuum circuit breaker is shortened, the economic cost is increased, the fixed mounting structure is complex, the operation is inconvenient, the outdoor high-voltage vacuum circuit breaker is not convenient and fast to use, and the existing equipment needs to be improved aiming at the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a protection device for an outdoor high-voltage vacuum circuit breaker, which aims to solve the problems that the outdoor high-voltage vacuum circuit breaker provided in the background technology is not provided with a heat dissipation and lightning protection function in the use process, so that equipment is easily influenced by temperature, weather and the like, the service life of the outdoor high-voltage vacuum circuit breaker is shortened, the economic cost is increased, the fixed mounting structure is complex, and the operation is inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: a protection and protection device for an outdoor high-voltage vacuum circuit breaker comprises a protection box and a circuit breaker body,

the lower end of the protective box is provided with a supporting leg, an insulating plate is arranged in the protective box, the upper end of the outer side of the protective box is provided with a lightning rod, and the front side of the protective box is connected with a box door through a hinge;

the circuit breaker body is installed on fixed stop gear, and fixed stop gear sets up inside the protective housing, and fixed stop gear includes mount pad, screw, riser, splint and rubber pad simultaneously.

Preferably, a plurality of ventilation strip holes are formed in the two sides of the protection box and the two sides of the insulation plate;

through adopting above-mentioned technical scheme, through ventilation strip hole, be convenient for dispel the heat, prevent that the inside temperature of protective housing is higher, influence the use of circuit breaker body.

Preferably, four support legs are arranged, the four support legs are of a T-shaped structure, and mounting holes are formed in two sides of the lower ends of the four support legs;

through adopting above-mentioned technical scheme, through the mounting hole, be convenient for install the device fixedly.

Preferably, two fixing seats are mounted on two sides of the interior of the insulating plate, two fixing seats are arranged on one side of the interior of the insulating plate, the two fixing seats are arranged oppositely, an installation frame is connected between the two fixing seats in a sliding mode, a dustproof net is arranged in the middle of the installation frame, the position of the dustproof net corresponds to the position of the ventilation strip hole, a placing box is mounted in the middle of the lower end of the interior of the insulating plate, and a moisture absorption bag is mounted in the interior of the placing box;

through adopting above-mentioned technical scheme, through the dust screen, prevent that the dust from getting into the protecting box inside, through the moisture absorption bag, be convenient for adsorb the inside moisture of protecting box for the circuit breaker body is in dry environment.

Preferably, a transparent glass plate is arranged in the middle of the front surface of the box door, a handle is arranged on one side of the box door, which is far away from the hinge, and a rubber sleeve is arranged on the handle;

through adopting above-mentioned technical scheme, through the transparent glass board, the staff of being convenient for observes circuit breaker body in service behavior.

Preferably, the mounting seat is connected with the inner wall of the protective box through a screw, the mounting seat is of an L-shaped structure, meanwhile, a mounting groove is formed in the mounting seat, the mounting groove is connected with the bottom of the breaker body in a clamping mode, vertical plates are mounted on two sides of the mounting seat, clamping plates are mounted on the inner sides of the vertical plates, and meanwhile, a rubber pad is bonded on one side, close to the breaker body, of each clamping plate;

through adopting above-mentioned technical scheme, through the mounting groove, be convenient for fix spacing to circuit breaker body lower extreme, be favorable to improving the stability that the device used.

Compared with the prior art, the utility model has the beneficial effects that: the protection device for the outdoor high-voltage vacuum circuit breaker,

(1) the installation structure is provided with the installation hole, the insulation board, the ventilation bar hole and the lightning rod, the installation structure is convenient to install on an object through the installation hole, the stability of the installation structure is improved, the operation is simple, workers are prevented from touching the protection box to get an electric shock through the insulation board, the protection effect of the installation structure is improved, the heat dissipation is convenient to carry out inside the protection box through the ventilation bar hole, the over-high temperature is prevented from influencing the service life of the circuit breaker body, the lightning rod is used for avoiding the influence of the rainy day lightning on the circuit breaker body, and the practicability of the installation structure is improved;

(2) the transparent glass plate is arranged, the rubber sleeve is arranged, the dust screen and the moisture absorption bag are arranged, the running condition of the breaker body can be observed conveniently through the transparent glass plate, problems can be found in time and maintained, electric shock can be avoided when a worker opens the box door through the rubber sleeve, safety is improved, dust can be blocked conveniently through the dust screen, and moisture in the protection box can be adsorbed conveniently through the moisture absorption bag;

(3) be provided with fixed stop gear, fixed stop gear includes mount pad, screw, riser, splint and rubber pad, through the mount pad, is convenient for support the circuit breaker body, simultaneously through splint, carries out spacing centre gripping to circuit breaker body both sides, improves the stability of circuit breaker body installation, through the rubber pad for when circuit breaker body both sides centre gripping is spacing, can not cause the damage to the circuit breaker body.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention.

In the figure: 1. protective housing, 2, supporting leg, 3, mounting hole, 4, insulation board, 5, ventilation strip hole, 6, lightning rod, 7, chamber door, 8, transparent glass board, 9, handle, 10, rubber sleeve, 11, fixing base, 12, installing frame, 13, dust screen, 14, circuit breaker body, 15, fixed stop gear, 1501, the mount pad, 1502, screw, 1503, the riser, 1504, splint, 1505, the rubber pad, 16, place the box, 17, the moisture absorption bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a protection and protection device for an outdoor high-voltage vacuum circuit breaker is disclosed, as shown in figure 1, figure 2 and figure 3, the lower end of a protection box 1 is provided with four supporting legs 2, the four supporting legs 2 are T-shaped structures, the two sides of the lower end of the four supporting legs 2 are provided with mounting holes 3, the device is conveniently mounted on an object through the mounting holes 3, the protection box 1 is supported through the supporting legs 2, the stability of the device is improved, an insulation board 4 is mounted in the protection box 1, two fixing seats 11 are mounted on the two sides in the insulation board 4, two fixing seats 11 are arranged on one side, the two fixing seats 11 are oppositely arranged, a mounting frame 12 is connected between the two fixing seats 11 in a sliding manner, a dustproof net 13 is arranged in the middle of the mounting frame 12, the dustproof net 13 can be conveniently taken out from the interior of the protection box 1 by pulling the mounting frame 12, the protection box is characterized in that the protection box is cleaned, the dustproof effect is improved, meanwhile, the position of the dustproof net 13 corresponds to the position of the ventilation strip holes 5, the placement box 16 is installed in the middle of the lower end inside the insulation plate 4, the moisture absorption bag 17 is installed inside the placement box 16, moisture inside the protection box 1 is absorbed conveniently through the moisture absorption bag 17, the dryness inside the protection box 1 is improved, the ventilation strip holes 5 are formed in the two sides of the protection box 1 and the insulation plate 4, heat dissipation is facilitated inside the protection box 1 through the ventilation strip holes 5, the overhigh temperature is prevented, the service life of a breaker body is prevented from being influenced, the lightning rod 6 is installed at the upper end of the outer side of the protection box 1, the front side of the protection box 1 is connected with a box door 7 through a hinge, a transparent glass plate 8 is installed in the middle of the front side of the box door 7, a worker can observe the operation condition of the breaker body 14 conveniently through the transparent glass plate 8, problems can be found and maintained in time, and the door 7 is kept away from hinge one side and is installed handle 9, installs rubber sleeve 10 on the handle 9 simultaneously, through rubber sleeve 10 for the staff can not electrocute when opening door 7, improves the device security, avoids taking place the staff and electrocutes the accident.

According to the illustration in fig. 1, the breaker body 14 is installed on the fixed limiting mechanism 15, the fixed limiting mechanism 15 is arranged inside the protection box 1, the fixed limiting mechanism 15 comprises an installation seat 1501, a screw 1502, a riser 1503, a clamp plate 1504 and a rubber pad 1505, the installation seat 1501 is connected with the inner wall of the protection box 1 through the screw 1502, the installation seat 1501 is of an L-shaped structure, an installation groove is formed in the installation seat 1501 and is connected with the bottom of the breaker body 14 in a clamping manner, the lower end bottom of the breaker body 14 is limited and fixed conveniently, the riser 1503 is installed on two sides of the installation seat 1501, the clamp plate 1504 is installed on the inner side of the riser 1503, the rubber pad 1505 is adhered on one side of the clamp plate 1504 close to the breaker body 14, the rubber pad 1505 is adhered on the clamp plate 1504 to limit and clamp two sides of the breaker body 14 conveniently, the installation stability of the breaker body 14 is improved, and the rubber pad 1505 is used for limiting the clamp plate to limit two sides of the breaker body 14, no damage is caused to the circuit breaker body 14.

The working principle is as follows: when the protection device for the outdoor high-voltage vacuum circuit breaker is used, the bottom of the circuit breaker body 14 is firstly arranged in the installation groove arranged at the upper end of the installation seat 1501 for limiting and fixing, meanwhile, the two sides of the breaker body 14 are jointed with the clamping plate 1504, the stability of the device is improved, then the device is arranged on an object through the mounting hole 3, when the equipment in the protective box 1 needs to be checked and replaced, the door 7 of the box is opened through the handle 9, then the installation frame 12 is pulled to lead the dustproof net 13 to be taken out from the interior of the protective box 1 for cleaning, thus improving the resource utilization rate, meanwhile, the dustproof and heat dissipation effects are improved, the moisture absorption bag 17 is taken out of the placing box 16 for replacement, the moisture absorption effect is improved, the lightning rod 6 prevents the influence of the lightning on the circuit breaker body 14 due to the rain and the thunder, and the practicability of the device is improved, and the content which is not described in detail in the specification belongs to the prior art which is well known to a person skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a be used for outdoor high-pressure vacuum circuit breaker protection device, includes protective housing (1) and circuit breaker body (14), its characterized in that:

the lower end of the protective box (1) is provided with a supporting leg (2), an insulating plate (4) is arranged in the protective box (1), the upper end of the outer side of the protective box (1) is provided with a lightning rod (6), and the front surface of the protective box (1) is connected with a box door (7) through a hinge;

the circuit breaker comprises a circuit breaker body (14), a fixed limiting mechanism (15), the fixed limiting mechanism (15) is arranged inside a protective box (1), and the fixed limiting mechanism (15) comprises a mounting seat (1501), a screw (1502), a vertical plate (1503), a clamping plate (1504) and a rubber pad (1505).

2. The outdoor high voltage vacuum circuit breaker protection device of claim 1, wherein: a plurality of ventilation strip holes (5) are formed in the two sides of the protection box (1) and the insulation plate (4).

3. The outdoor high voltage vacuum circuit breaker protection device of claim 1, wherein: the supporting legs (2) are four, the supporting legs (2) are of T-shaped structures, and the mounting holes (3) are formed in two sides of the lower ends of the supporting legs (2).

4. The outdoor high voltage vacuum circuit breaker protection device of claim 1, wherein: fixing base (11) are all installed to the inside both sides of insulation board (4), and one side fixing base (11) are provided with two, two simultaneously fixing base (11) are relative setting, two sliding connection has installing frame (12) between fixing base (11), and is provided with dust screen (13) in the middle of installing frame (12), and the position and the ventilation strip hole (5) position of dust screen (13) are corresponding simultaneously, install in the middle of the inside lower extreme of insulation board (4) and place box (16), and place box (16) internally mounted have moisture absorption bag (17).

5. The outdoor high voltage vacuum circuit breaker protection device of claim 1, wherein: transparent glass plate (8) are installed in the middle of chamber door (7) openly, and chamber door (7) keep away from hinge one side and install handle (9), install rubber sleeve (10) on handle (9) simultaneously.

6. The outdoor high voltage vacuum circuit breaker protection device of claim 1, wherein: mount pad (1501) are through screw (1502) and guard box (1) inner wall connection, and mount pad (1501) are L type structure, have seted up the mounting groove on mount pad (1501) simultaneously, the mounting groove is connected with circuit breaker body (14) bottom block, riser (1503) are all installed to mount pad (1501) both sides, and riser (1503) inboard install splint (1504), and splint (1504) are close to circuit breaker body (14) one side bonding and have rubber pad (1505) simultaneously.