CN211016905U

CN211016905U - Safety protection box of vacuum circuit breaker

Info

Publication number: CN211016905U
Application number: CN201922078362.3U
Authority: CN
Inventors: 秦忠宇; 金海峰; 杨晓玲; 张慧; 王连斌; 程银龙
Original assignee: Shaanxi Senbao Power Switch Co ltd
Current assignee: Shaanxi Senbao Power Switch Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-14
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to a vacuum circuit breaker field, vacuum circuit breaker safety protection case very much. Set up outside vacuum circuit breaker, including placing vacuum circuit breaker's box (1), the box on be provided with hoisting accessory, hoisting accessory quantity be more than two sets of, set up in box (1) upper surface, every hoisting accessory of group is including setting up respectively in connecting rod (3), the cover of box (1) both sides locate hanger plate (4) of lifting that connecting rod (3) of every group are connected on connecting rod (3), connecting rod (3) top is provided with fastening nut (5), be provided with on hanger plate (4) and lift by crane hook (6), it is equipped with fixed plate (7) still to overlap on every connecting rod of group (3), fixed plate (7) are located hanger plate (4) below, still are provided with nut (8) of screwing on connecting rod (3) of fixed plate (7) below. The utility model discloses can protect vacuum circuit breaker, be convenient for simultaneously with vacuum circuit breaker stable mounting on the cross arm of outdoor pole.

Description

Safety protection box of vacuum circuit breaker

Technical Field

The utility model relates to a vacuum circuit breaker field, in particular to vacuum circuit breaker safety protection case.

Background

The vacuum circuit breaker can be configured in the middle cabinet, the double-layer cabinet and the fixed cabinet as control and protection high-voltage electrical equipment, but for the outdoor vacuum circuit breaker, for example, the vacuum circuit breaker installed on an outdoor electric pole, because the environment such as wind, rain, frost and the like needs to be suffered, a box body is arranged on the outer sleeve to protect the vacuum circuit breaker after the vacuum circuit breaker is installed in the prior art, and then the installation mode is inconvenient to implement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum circuit breaker safety protection case to solve the problem that current vacuum circuit breaker guard box is difficult for the installation on the pole.

In order to achieve the above object, the utility model provides a following technical scheme:

vacuum circuit breaker safety protection case sets up outside vacuum circuit breaker, including the box of placing vacuum circuit breaker, the box on be provided with hoisting accessory, hoisting accessory quantity be more than two sets of, set up in the box upper surface, every hoisting accessory of group is including setting up respectively in the connecting rod of box both sides, the lifting plate of connecting the connecting rod of every group on locating the connecting rod, the connecting rod top is provided with fastening nut, be provided with on the lifting plate and lift up and collude, it is equipped with the fixed plate still to overlap on the connecting rod of every group, the fixed plate is located the lifting plate below, still is provided with the nut of screwing on the connecting rod of fixed plate below.

The vacuum circuit breaker is placed in the box body, the box body is lifted by the aid of the lifting hook, the cross arm on the outdoor electric pole penetrates through the lifting device and is hung on the cross arm through the lifting plate, the fixed plate is pushed upwards by the aid of the screwing nut in a rotating mode, and the cross arm is clamped tightly by the fixed plate and the lifting plate, so that a stable fixing technical effect is achieved.

Preferably, the box body is further provided with a vent hole which is inclined upwards from the outside of the box body to the inside of the box body. Vacuum circuit breaker self generates heat, produces the water condensation gas easily with cold, consequently need ventilate in the box, simultaneously in order to avoid the rainwater entering, the air vent is upwards by the box extroversion box internal slope.

Preferably, the lower surface of the lifting plate and the upper surface of the fixing plate are provided with rubber layers. The elasticity of the rubber layer enables the fixed plate and the hanger plate to clamp the cross arm more tightly.

Preferably, a door is arranged on one side of the box body, a sliding rail from inside to outside is arranged on an inner bottom plate of the box body, and the bottom of the vacuum circuit breaker is connected with the inner bottom plate of the box body through the sliding rail. The vacuum circuit breaker is convenient to pull out for maintenance.

Preferably, sliding grooves are vertically formed in two sides of the vacuum circuit breaker, one end, provided with a first connecting rod, of each of two sides of the box body is rotatably connected with the box body, one end, provided with a second connecting rod, of each of the two sides of the box body is rotatably connected with the other end of the first connecting rod, the other end of the second connecting rod is slidably arranged in the sliding grooves through sliding blocks, and the second connecting rods on two sides of the box body are connected through transverse rods. The pulling horizontal pole can be pulled out vacuum circuit breaker, and the maintenance in the later stage of being convenient for is injectd the degree that vacuum circuit breaker can pull out because the restriction of first connecting rod length simultaneously, prevents to pull out vacuum circuit breaker completely and drop.

Preferably, the door is provided with a screw which penetrates into the door from the outside of the door, and the end part of the screw is provided with a rubber head. After closing the door, through rotatory screw, make the screw inwards go deep into, withstand vacuum circuit breaker, carry out spacingly to vacuum circuit breaker position in the box, prevent that vacuum circuit breaker from sliding in the box.

Compared with the prior art, the utility model can protect the vacuum circuit breaker, and is convenient for stably installing the vacuum circuit breaker on the cross arm of the outdoor electric pole; the utility model discloses overhaul vacuum circuit breaker after being convenient for install; the utility model discloses vacuum circuit breaker is stable in the box internal position installation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the vacuum circuit breaker of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Fig. 1 and 2 show the structure of the safety protection box of the vacuum circuit breaker, and several embodiments are listed below with reference to the figures.

Example 1:

vacuum circuit breaker safety protection case sets up outside vacuum circuit breaker, including the box 1 of placing vacuum circuit breaker, the box on be provided with hoisting accessory, hoisting accessory quantity be more than two sets of, set up in 1 upper surface of box, every hoisting accessory of group is including setting up respectively in connecting rod 3, the cover of 1 both sides of box and locating the hoisting plate 4 of connecting rod 3 of every group on connecting rod 3, the 3 top of connecting rod is provided with fastening nut 5, be provided with on hoisting plate 4 and lift by crane 6, it is equipped with fixed plate 7 still to overlap on the connecting rod 3 of every group, fixed plate 7 is located hoisting plate 4 below, still is provided with the nut 8 of screwing on the connecting rod 3 of fixed plate 7 below.

Place vacuum circuit breaker in box 1, rethread lifting hook 6 lifts by the box, makes the cross arm on the outdoor pole pass hoisting accessory, hangs on the cross arm by hanger plate 4, and the nut 8 of screwing is rotated to the rethread, pushes up fixed plate 7, makes fixed plate 7 and hanger plate 4 press from both sides the cross arm tightly to play fixed stable technological effect.

Example 2:

vacuum circuit breaker safety protection case sets up outside vacuum circuit breaker, including the box 1 of placing vacuum circuit breaker, still is provided with by the ascending air vent 9 of box 1 external to 1 internal tilt on the box 1. The box on be provided with hoisting accessory, hoisting accessory quantity be more than two sets of, set up in box 1 upper surface, every hoisting accessory of group is including setting up respectively in the connecting rod 3 of box 1 both sides, overlapping the hoisting board 4 of locating on connecting rod 3 and connecting every group connecting rod 3, hoisting board 4 lower surface is provided with rubber layer 10, connecting rod 3 top is provided with fastening nut 5, be provided with lifting hook 6 on the hoisting board 4, still overlap on every group connecting rod 3 and be equipped with fixed plate 7, fixed plate 7 is located hoisting board 4 below, and fixed plate 7 upper surface also is provided with rubber layer 10, still is provided with on the connecting rod 3 of fixed plate 7 below and screws nut 8.

Example 3:

on the basis of embodiment 2, wherein a door is opened on one side of the box body 1, a slide rail 11 from inside to outside is arranged on the inner bottom plate of the box body 1, and the bottom of the vacuum circuit breaker is connected with the inner bottom plate of the box body 1 through the slide rail 11, so that the vacuum circuit breaker can be conveniently pulled out for maintenance.

Example 4:

on the basis of embodiment 3, the two sides of the vacuum circuit breaker are vertically provided with sliding grooves 12, the door opening positions on the two sides of the box body 1 are provided with one ends of first connecting rods 13 which are rotatably connected with the box body 1, one ends of second connecting rods 14 are rotatably connected with the other ends of the first connecting rods 13, the other ends of the second connecting rods 14 are slidably arranged in the sliding grooves 12 through sliding blocks, and the second connecting rods 14 on the two sides of the box body 1 are connected through a cross rod 15. Pulling horizontal pole 15 can be pulled out vacuum circuit breaker, the maintenance in the later stage of being convenient for, owing to the restriction of first connecting rod 13 length, prescribes a limit to the degree that vacuum circuit breaker can pull out simultaneously, prevents to pull out vacuum circuit breaker completely and drop.

The most preferred embodiment is as follows:

on the basis of embodiment 4, the door is provided with a screw 16 penetrating into the door from the outside of the door, and the end part of the screw 16 is provided with a rubber head. After closing the door, through rotatory screw 16, make screw 16 deepen inwards, the rubber head withstands vacuum circuit breaker, and is spacing to vacuum circuit breaker position in box 1, prevents that vacuum circuit breaker from sliding in box 1.

Reference throughout this specification to multiple illustrative embodiments means that a particular structure described in connection with the embodiments is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, while a structure has been described in connection with any one embodiment, it is to be understood that it is within the scope of the invention to implement such structure in connection with other embodiments.

Claims

1. Vacuum circuit breaker safety protection case sets up outside vacuum circuit breaker, including box (1) of placing vacuum circuit breaker, its characterized in that: the box on be provided with hoisting accessory, hoisting accessory quantity be more than two sets of, set up in box (1) upper surface, every hoisting accessory of group is including setting up connecting rod (3) in box (1) both sides respectively, overlapping and locate hoisting plate (4) of connecting rod (3) of every group on connecting rod (3) and connecting, connecting rod (3) top is provided with fastening nut (5), be provided with on hoisting plate (4) and lift and collude (6), still the cover is equipped with fixed plate (7) on every connecting rod of group (3), fixed plate (7) are located hoisting plate (4) below, still are provided with nut (8) of screwing on connecting rod (3) of fixed plate (7) below.

2. The vacuum circuit breaker safety shield of claim 1, wherein: the box body (1) is also provided with an air vent (9) which inclines upwards from the outside of the box body (1) to the inside of the box body (1).

3. The vacuum circuit breaker safety shield of claim 2, wherein: and rubber layers (10) are arranged on the lower surface of the lifting plate (4) and the upper surface of the fixing plate (7).

4. The vacuum circuit breaker safety shield of claim 1, wherein: a door is arranged on one side of the box body (1), a sliding rail (11) from inside to outside is arranged on an inner bottom plate of the box body (1), and the bottom of the vacuum circuit breaker is connected with the inner bottom plate of the box body (1) through the sliding rail (11).

5. The vacuum circuit breaker safety shield of claim 4, wherein: the vacuum circuit breaker is characterized in that sliding grooves (12) are vertically formed in two sides of the vacuum circuit breaker, one end, provided with a first connecting rod (13), of each of two sides of the box body (1) is rotatably connected with the box body (1), one end, provided with a second connecting rod (14), of each of the two sides of the box body is rotatably connected with the other end of the first connecting rod (13), the other end of the second connecting rod (14) is slidably arranged in the sliding grooves (12) through a sliding block, and the second connecting rods (14) on the two sides of the box body (1) are connected through a cross rod (15.

6. The vacuum circuit breaker safety shield of claim 4, wherein: the door is provided with a screw (16) which penetrates into the door from the outside of the door, and the end part of the screw (16) is provided with a rubber head.