CN215911354U

CN215911354U - Isolation switch structure capable of swinging

Info

Publication number: CN215911354U
Application number: CN202122504381.5U
Authority: CN
Inventors: 金越杰
Original assignee: Zhejiang Jiade Electric Co ltd
Current assignee: Zhejiang Jiade Electric Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-02-25
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a swingable isolation switch structure which comprises an isolation switch base, wherein a movable contact head frame is arranged at the center of the top of the isolation switch base, a first fixed contact head frame and a second fixed contact head frame are respectively arranged at two ends of the top of the isolation switch base, an installation seat is arranged at the top of the movable contact head frame, a rotating clamping seat is arranged on the installation seat, a rotating switch blade is arranged on the rotating clamping seat, the rotating switch blade is rotatably connected with the rotating clamping seat through a rotating shaft, fixing seats are respectively arranged at the tops of the first fixed contact head frame and the second fixed contact head frame, and a switch blade clamping seat used for fixing the rotating switch blade is arranged on each fixing seat. According to the utility model, the first static contact head frame and the second static contact head frame are symmetrically arranged on the two sides of the movable contact head frame, so that two operation states can be controlled through one moving state and two static states, the cost is saved, and the switch blade clamping seats on the first static contact head frame and the second static contact head frame can clamp the rotating switch blade, so that the looseness and the disconnection are prevented, and the stability of the structure is improved.

Description

Isolation switch structure capable of swinging

Technical Field

The utility model relates to the technical field of power equipment, in particular to a swingable isolating disconnecting link structure.

Background

In a power line, an isolation disconnecting link is important electrical equipment, so that a power grid can run in sections, accidents are isolated, manual operation and maintenance of the disconnected power grid equipment are facilitated, and the application is very wide. The isolation switch has simple working principle and structure, but has large using amount and high requirement on working reliability, has large influence on the design, establishment and safe operation of a substation and a power plant, can be used for separating and combining small currents in a circuit, such as charging currents of a sleeve, a bus, a connector and a short cable, capacitance currents of a switch voltage-sharing capacitor, circulating currents when double buses are switched, exciting currents of a voltage transformer and the like, is of a single-control structure at present, and needs to be controlled by two isolation switches for a circuit in a double-operation state, so that the cost is increased.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a swingable isolation switch structure, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a wobbling isolation switch structure, is including keeping apart the switch base, the movable contact headstock is installed to the top center department of keeping apart the switch base, the top both ends of keeping apart the switch base are provided with first static contact headstock and second static contact headstock respectively, first static contact headstock and second static contact headstock symmetry set up in the both sides of movable contact headstock, the top of movable contact headstock is provided with the mount pad, install the rotation holder on the mount pad, install the rotation plug-in strip on the rotation holder, it rotates with the rotation holder through the pivot to rotate the plug-in strip and is connected, the fixing base is all installed at the top of first static contact headstock and second static contact headstock, the installation is used for the fixed plug-in strip holder who rotates the plug-in strip on the fixing base.

Preferably, the mounting seat and the fixed seat are located at the same horizontal height.

Preferably, the movable contact frame, the first fixed contact frame and the second fixed contact frame are all provided with a plurality of insulators which are uniformly and equidistantly arranged.

Preferably, the two sides of the rotary holder are inserted with limit bolts for limiting the rotary knife switch.

Preferably, a fixing bolt is installed on one side of the knife switch clamping seat, and a fixing insertion hole corresponding to the fixing bolt is formed in the rotary knife switch.

Preferably, the fixed insertion hole is matched with the fixed bolt in size in an inserted manner.

Preferably, a pull ring convenient for adjustment is installed at one end part of the rotating knife blade far away from the rotating shaft.

Compared with the prior art, the utility model has the beneficial effects that:

1. in this wobbling isolation switch structure, through the first quiet contact headstock and the quiet contact headstock of second that the bilateral symmetry set up at the movable contact headstock, can move two quiet control that realize two kinds of running states through one, save the cost, and the switch blade holder on first quiet contact headstock and the quiet contact headstock of second can carry out the centre gripping with rotating the switch blade, prevents to loosen and takes off, prevents to touch absolutely, improves the stability of structure.

2. In this wobbling isolation switch structure, can carry on spacingly with rotating the switch blade through the spacing bolt that sets up, when needs switch on, will correspond the spacing bolt of position extract can, rotate the switch blade and keep away from a tip of pivot and install the pull ring that is convenient for carry out the regulation, the operating personnel of being convenient for controls rotating the switch blade.

3. In this wobbling isolation switch structure, fixed jack and fixed bolt's size looks adaptation and both grafting cooperation can be fixed the rotation switch blade, improve the stability of structure.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the moving contact holder of the present invention;

fig. 3 is a schematic structural view of the stationary contact holder of the present invention.

The meaning of the various reference symbols in the drawings:

10. isolating the knife switch base;

20. a movable contact head frame; 21. a mounting seat; 22. rotating the clamp seat; 23. rotating the knife switch; 24. a rotating shaft; 25. a limiting bolt; 26. fixing the jack; 27. a pull ring;

30. a first stationary contact carrier; 31. a fixed seat; 32. a knife holder; 33. fixing the bolt;

40. a second stationary contact rack;

50. an insulator.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

A swingable isolation switch structure is shown in fig. 1-3 and comprises an isolation switch base 10, a movable contact frame 20 is installed at the center of the top of the isolation switch base 10, a first fixed contact frame 30 and a second fixed contact frame 40 are respectively arranged at two ends of the top of the isolation switch base 10, the first fixed contact frame 30 and the second fixed contact frame 40 are symmetrically arranged at two sides of the movable contact frame 20, a mounting seat 21 is arranged at the top of the movable contact frame 20, a rotating clamp seat 22 is installed on the mounting seat 21, a rotating switch blade 23 is installed on the rotating clamp seat 22, the rotating switch blade 23 is rotatably connected with the rotating clamp seat 22 through a rotating shaft 24, fixing seats 31 are installed at the tops of the first fixed contact frame 30 and the second fixed contact frame 40, and a switch blade clamp seat 32 for fixing the rotating switch blade 23 is installed on the fixing seats 31.

It should be noted that the mounting seat 21 and the fixed seat 31 are located at the same horizontal height, and the movable contact frame 20, the first stationary contact frame 30 and the second stationary contact frame 40 are all provided with a plurality of insulators 50 uniformly arranged at equal intervals, and the insulators 50 can firmly support and fix the current-carrying conductor, so as to form good insulation between the current-carrying conductor and the ground.

Further, the both sides of rotating holder 22 are all pegged graft and are used for carrying out spacing bolt 25 with rotating plug-in strip 23, and spacing bolt 25 through setting up can carry out spacing with rotating plug-in strip 23, when needs switch on, will correspond the spacing bolt 25 of position and extract can.

Specifically, fixing bolt 33 is installed to one side of plug-in strip holder 32, has seted up on the rotation plug-in strip 23 with the corresponding fixed jack 26 in fixed bolt 33 position, fixed jack 26 and the cooperation of pegging graft of the size looks adaptation of fixed bolt 33 and both, can fix rotation plug-in strip 23, improve the stability of structure.

In addition, a pull ring 27 convenient for adjustment is installed at one end of the rotary blade 23 far away from the rotating shaft 24, so that an operator can conveniently control the rotary blade 23.

When the swingable isolation switch structure in this embodiment is used, an operator uses the stationary contact rack as required to pull out the limit plug pin 25 on one side, pulls the pull ring 27 to adjust the rotary switch blade 23 on the movable contact rack 20 to be clamped on the switch blade holder 32 at the corresponding position, and inserts and fixes the fixing plug pin 33, so that control can be performed, a dual-operation state can be performed, when the movable contact rack and the fixed contact rack are not used, the rotary switch blade 23 is adjusted to be in a vertical state, and the limit plug pins 25 on both sides are all inserted for limitation.

In the swingable isolation switch structure, the first fixed contact frame 30 and the second fixed contact frame 40 are symmetrically arranged on the two sides of the movable contact frame 20, so that two operation states can be controlled through one moving state and two static states, the cost is saved, and the switch holder 32 on the first fixed contact frame 30 and the second fixed contact frame 40 can hold the rotary switch 23, so that the looseness and the disconnection are prevented, and the structural stability is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a wobbling isolation switch structure which characterized in that: comprises an isolation switch base (10), a movable contact frame (20) is arranged at the center of the top of the isolation switch base (10), a first static contact head frame (30) and a second static contact head frame (40) are respectively arranged at two ends of the top of the isolation switch base (10), the first static contact head frame (30) and the second static contact head frame (40) are symmetrically arranged at two sides of the moving contact head frame (20), the top of the movable contact head frame (20) is provided with a mounting seat (21), the mounting seat (21) is provided with a rotating clamping seat (22), the rotating holder (22) is provided with a rotating knife switch (23), the rotating knife switch (23) is rotatably connected with the rotating holder (22) through a rotating shaft (24), the tops of the first static contact head frame (30) and the second static contact head frame (40) are both provided with a fixed seat (31), the fixed seat (31) is provided with a knife switch clamping seat (32) used for fixing the rotary knife switch (23).

2. The swingable isolation switch structure according to claim 1, wherein: the mounting seat (21) and the fixed seat (31) are positioned at the same horizontal height.

3. The swingable isolation switch structure according to claim 1, wherein: and a plurality of insulators (50) which are uniformly and equidistantly arranged are arranged on the movable contact frame (20), the first fixed contact frame (30) and the second fixed contact frame (40).

4. The swingable isolation switch structure according to claim 1, wherein: and limiting bolts (25) used for limiting the rotating knife switch (23) are inserted into the two sides of the rotating holder (22).

5. The swingable isolation switch structure according to claim 1, wherein: a fixing bolt (33) is installed on one side of the knife switch clamping seat (32), and a fixing insertion hole (26) corresponding to the position of the fixing bolt (33) is formed in the rotary knife switch (23).

6. The swingable isolation switch structure according to claim 5, wherein: the fixed insertion hole (26) is matched with the fixed bolt (33) in size in an inserted mode.

7. The swingable isolation switch structure according to claim 1, wherein: and a pull ring (27) convenient to adjust is arranged at one end part of the rotating knife switch (23) far away from the rotating shaft (24).