CN216161638U - Aerify cabinet isolating device - Google Patents
Aerify cabinet isolating device Download PDFInfo
- Publication number
- CN216161638U CN216161638U CN202122289020.3U CN202122289020U CN216161638U CN 216161638 U CN216161638 U CN 216161638U CN 202122289020 U CN202122289020 U CN 202122289020U CN 216161638 U CN216161638 U CN 216161638U
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- isolation
- seat
- static contact
- grounding
- contact
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Abstract
The utility model relates to an isolation device of an inflatable cabinet, which comprises an inflatable cabinet air box, a circuit breaker mechanism, a three-station mechanism and an isolation mechanism, wherein the circuit breaker mechanism is arranged on the inflatable cabinet air box; the three-station mechanism is matched with the transmission end of the isolation mechanism through a chain transmission assembly, the circuit breaker mechanism is matched with the three-station mechanism through an interlocking mechanism, and a program lock is arranged on the interlocking mechanism and used for locking the circuit breaker mechanism and the three-station mechanism through the interlocking mechanism; the scheme optimizes the layout and structure of each mechanism of the inflatable cabinet, so that the whole structure is more reasonable, and each mechanism runs more stably and reliably; and a program lock is arranged, and the program lock is matched with the interlocking mechanism, so that the interlocking controllability of the interlocking mechanism, the three-station mechanism and the circuit breaker mechanism is further ensured, and the risk of misoperation of personnel is reduced.
Description
Technical Field
The utility model relates to an isolation device of an inflatable cabinet, and belongs to the technical field of inflatable cabinets.
Background
The inflation cabinet is a power switch device, the main switch can be a permanent magnet mechanism vacuum circuit breaker or a spring mechanism vacuum circuit breaker, the whole cabinet is combined with a sulfur hexafluoride gas compartment by adopting air insulation, and the inflation cabinet has the characteristics of compact structure, flexible operation, reliable interlocking and the like, is compact and expandable, is suitable for various application occasions, particularly places with severe environment, and can meet different requirements of users.
An isolating switch on the inflatable cabinet drives a movable contact knife to rotate through a transmission mechanism, so that the movable contact knife is separated from or connected with an isolating static contact seat, and an electrical effect is realized; but the static contact of current combined floodgate passes through insulating support piece to be connected to be fixed on the play line seat on utmost point post, receives insulating material and electric clearance influence for holistic insulating effect is not good, has great potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide an isolation device of an inflatable cabinet.
In order to achieve the purpose, the utility model adopts the technical scheme that: an isolation device of an inflatable cabinet comprises an isolation front end frame, an isolation rear end frame and a plurality of groups of isolation devices, wherein each group of isolation devices comprises a solid-sealed polar pole, a grounding static contact seat, a grounding switch insulating cylinder, a contact pipe, a guide seat, a movable contact knife, an isolation static contact seat, an insulator and a movable contact knife lead screw; the solid-sealed polar pole and the grounding static contact seat are arranged on the isolation front end frame, the guide seat is arranged on the solid-sealed polar pole, the contact tube is arranged on the guide seat, the grounding switch insulating cylinder is arranged between the grounding static contact seat and the contact tube, and the isolation static contact seat is arranged on the isolation rear end frame through an insulator; the movable contact knife lead screw is rotatably arranged on the isolation front end frame and drives the movable contact knife to move between the grounding static contact seat and the isolation static contact seat.
Preferably, the guide seat is L-shaped.
Preferably, the movable contact knife screw rod penetrates through the grounding static contact seat, the grounding switch insulating cylinder and the contact tube.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the isolation device of the inflatable cabinet optimizes the overall structure, solves the problem of the traditional electric clearance, and makes the whole body more stable and reliable; the contact pipe and the guide seat form an assembled three-way component, so that the processing difficulty and the production cost are reduced, the traditional isolation static contact seat and three-way design is simplified, and convenience is brought to installation workers.
Drawings
The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:
FIG. 1 is a schematic structural view of an inflatable cabinet isolation device according to the present invention;
FIG. 2 is a top view of an inflatable cabinet isolation device according to the present invention.
Detailed Description
The utility model is described in further detail below with reference to the figures and the embodiments.
As shown in fig. 1 and 2, the isolation device of the inflatable cabinet according to the present invention comprises an isolation front end frame 50, an isolation rear end frame 60 and three groups of isolation devices, wherein each group of isolation device comprises a solid-sealed pole 51, a grounding stationary contact base 52, a grounding switch insulating cylinder 53, a contact tube 54, a guide base 55, a movable contact knife 56, an isolation stationary contact base 57, an insulator 58 and a movable contact knife lead screw 59; the solid-sealed polar pole 51 and the grounding static contact seat 52 are arranged on the isolation front-end frame 50, the guide seat 55 is L-shaped, the guide seat 55 is arranged on the solid-sealed polar pole 51, and the contact tube 54 is arranged on the guide seat 55 to form an assembled three-way structure, so that the installation difficulty is reduced; the earthing switch insulating cylinder 53 is arranged between the earthing static contact seat 52 and the contact tube 54, so that the earthing static contact seat 52 and the contact tube 54 are kept open circuit in a moving contact blade separation state, and the isolation static contact seat 57 is installed on the isolation rear end frame 60 through an insulator 58.
The movable contact knife screw 59 is rotatably arranged on the isolation front end frame 50, and the transmission connection part of the movable contact knife screw 59 extends to the front side of the isolation front end frame 50, is used for mounting a chain wheel and receives the power of the three-station mechanism of the gas-filled cabinet through a chain; the movable contact knife screw 59 penetrates through the grounding static contact seat 52, the grounding switch insulating cylinder 53 and the contact tube 54, and the movable contact knife screw 59 drives the movable contact knife 56 to move between the grounding static contact seat 52 and the isolation static contact seat 57.
The upper end of the isolation static contact seat is provided with two mounting holes which can be connected with an incoming line copper bar, the outgoing line seat on the solid-sealed polar pole can be connected with a lower outgoing line copper bar, and when the movable contact knife moves to the position of the middle tee joint, the upper outgoing line and the lower outgoing line form isolation; when the movable contact knife moves to the position of the isolation static contact seat, the upper outgoing line and the lower outgoing line are communicated; when the movable contact knife moves to the grounding static contact seat, the lower wire outlet end is grounded with the chassis shell to form grounding protection, and equipment can be overhauled.
The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (3)
1. An aerify cabinet isolating device which characterized in that: the isolation device comprises an isolation front end frame (50), an isolation rear end frame (60) and a plurality of groups of isolation devices, wherein each group of isolation devices comprises a solid-sealed pole (51), a grounding static contact seat (52), a grounding switch insulating cylinder (53), a contact tube (54), a guide seat (55), a movable contact knife (56), an isolation static contact seat (57), an insulator (58) and a movable contact knife lead screw (59); the solid-sealed polar pole (51) and the grounding static contact seat (52) are arranged on the isolation front-end frame (50), the guide seat (55) is arranged on the solid-sealed polar pole (51), the contact tube (54) is arranged on the guide seat (55), the grounding switch insulating cylinder (53) is arranged between the grounding static contact seat (52) and the contact tube (54), and the isolation static contact seat (57) is arranged on the isolation rear-end frame (60) through the insulator (58); the movable contact knife lead screw (59) is rotatably arranged on the isolation front end frame (50), and the movable contact knife lead screw (59) drives the movable contact knife (56) to move between the grounding static contact seat (52) and the isolation static contact seat (57).
2. An inflatable cabinet isolation apparatus as claimed in claim 1 wherein: the guide seat (55) is L-shaped.
3. An inflatable cabinet isolation apparatus as claimed in claim 1 wherein: the movable contact knife wire rod (59) penetrates through the grounding static contact seat (52), the grounding switch insulating cylinder (53) and the contact tube (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122289020.3U CN216161638U (en) | 2021-09-22 | 2021-09-22 | Aerify cabinet isolating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122289020.3U CN216161638U (en) | 2021-09-22 | 2021-09-22 | Aerify cabinet isolating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216161638U true CN216161638U (en) | 2022-04-01 |
Family
ID=80853237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122289020.3U Active CN216161638U (en) | 2021-09-22 | 2021-09-22 | Aerify cabinet isolating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216161638U (en) |
-
2021
- 2021-09-22 CN CN202122289020.3U patent/CN216161638U/en active Active
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