CN215267291U

CN215267291U - Antidetonation high tension switchgear

Info

Publication number: CN215267291U
Application number: CN202121731208.2U
Authority: CN
Inventors: 赵杰; 曲国维; 陈方明
Original assignee: Shenyang Feichi Electrical Equipment Installation Co ltd
Current assignee: Shenyang Feichi Electrical Equipment Installation Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2021-12-21
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses an antidetonation high tension switchgear, including the bearing base and the cabinet body, set up epicoele and cavity of resorption that are linked together respectively in the cabinet body lower extreme, seted up the direction slot hole in the bearing base lower extreme, and the slip cap is equipped with the movable bearing bar that runs through the direction slot hole in the cavity of resorption, fixedly connected with holding down plate on the bearing bar, four side symmetric welds of cavity of resorption have a spring, and fixedly connected with push pedal on the spring. The lower cavity provided with the air bag is arranged in the lower end of the cabinet body, and when longitudinal acting force is generated, the lower pressing plate moves up and down to apply pressure to the air bag, so that longitudinal buffering is realized; through connecting the telescopic link that the slip cap was located in the epicoele in bearing base upper end, utilize two springs to provide elastic support for it, recycle telescopic link and connecting rod and set up mutual extrusion's initiative piston and slave piston for when horizontal effort appears, the telescopic link of horizontal atress promotes initiative piston, slave piston and top board and moves in proper order, in order to realize horizontal buffering.

Description

Antidetonation high tension switchgear

Technical Field

The utility model relates to a high tension switchgear uses protection technical field, especially relates to an antidetonation high tension switchgear.

Background

Because the actual needs of production and life and the distribution of production resources are not uniform, long-distance transmission of resources, especially transmission of power resources, is often required under the existing conditions, which is different from the transportation of other physical resources and can be realized only by means of a very complex high-voltage power grid. The switch cabinet is equipment which plays roles of on-off, control or protection and the like in the processes of power generation, power transmission, short distribution, electric energy conversion and the like in an electric power system, is one of key equipment in the process of electric power utilization, can ensure the integrity of functions of the switch cabinet under the condition of high vibration strength, and is of great importance to the safe and stable operation of the electric power system.

Limited by technical conditions, the cubical switchboard on the existing market is many, and the structure is comparatively simple, generally is simple cabinet body structure, though also some damping spring have been disposed to some cubical switchboard, but these damping spring still need provide the supporting role for the cubical switchboard of heaviness simultaneously, long-term after using, can lead to the shock attenuation effect to reduce because of elastic fatigue. Meanwhile, the effect of the traditional damping spring can only be longitudinal, but the earthquake acting force exists longitudinally and transversely in a crossed manner, so that the high-voltage switch cabinet only assembled with the simple damping structure is difficult to have sufficient earthquake-resistant effect, and equipment is extremely easy to damage due to lack of effective buffer protection under the action of heavy pressure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the high voltage switch cabinet lacks the antidetonation protection among the prior art, and the antidetonation high voltage switch cabinet that provides.

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

the utility model provides an antidetonation high tension switchgear, includes the bearing base and the cabinet body, epicoele and cavity of resorption that are linked together are seted up respectively to the internal lower extreme of cabinet, set up the direction slot hole in the bearing base lower extreme, and slide the cover in the cavity of resorption and be equipped with the bearing bar that the activity runs through the direction slot hole, fixedly connected with holding down plate on the bearing bar, four side symmetric welding of cavity of resorption have a spring, and fixedly connected with push pedal on the spring, bearing base upper end bolted connection has the telescopic link that the intracavity was located to the slip cap, and fixed cover is equipped with two springs on the telescopic link, the slip cap is equipped with the connecting rod between epicoele and the cavity of resorption, respectively fixedly connected with initiative piston and slave piston on telescopic link and the connecting rod, and be connected with the top board on the connecting rod, fixed mounting has the gasbag that offsets with holding down plate, push pedal and top board activity in the cavity of resorption.

Preferably, the cabinet body is located above the bearing base, the upper cavity and the lower cavity are formed from top to bottom, and the upper cavity is filled with the aqueous solution located between the two driving pistons.

Preferably, the lower end of the bearing rod extending out of the lower cavity penetrates through the guide in a sliding mode, and the lower pressing plate is horizontally connected with the upper end of the bearing rod located in the lower cavity.

Preferably, the two springs are located at the outer end position where the telescopic rod is connected with the load-bearing base, and the driving piston is connected with one end, located in the upper cavity, of the telescopic rod.

Preferably, the upper pressure plate and the lower end of the connecting rod in the lower cavity are horizontally connected, and the driven piston is fixedly connected with the upper end of the connecting rod.

Preferably, the four push plates are respectively located at four sides of the air bag, and the upper press plate and the lower press plate are respectively located at the upper side and the lower side of the air bag.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model discloses utilize the bearing base to provide the support position for high tension switchgear, through the lower chamber of installing the gasbag of seting up in the internal lower extreme of cabinet, set up the push pedal by a spring elastic support and offset with the gasbag level in the lower intracavity to set up the bearing bar and the holding down plate that can stretch out and draw back from top to bottom in the lower intracavity, when the longitudinal force appearing, the holding down plate reciprocates in order to exert pressure to the gasbag, utilizes a spring and gasbag in order to alleviate longitudinal pressure.

2. The utility model discloses connect the telescopic link that the slip cap was located in the epicoele in bearing base upper end, utilize two springs to provide elastic support for it on the one hand, on the other hand utilizes telescopic link and connecting rod to set up mutual extrusion's initiative piston and slave piston for when horizontal effort appears, the telescopic link of horizontal atress promotes initiative piston, slave piston and top board and moves in proper order, alleviates transverse pressure under the deformation cushioning effect of gasbag.

To sum up, the lower cavity provided with the air bag is arranged in the lower end of the cabinet body, the push plate which is elastically supported by a spring and horizontally propped against the air bag is arranged in the lower cavity, and the bearing rod and the lower pressing plate which can stretch up and down are arranged in the lower cavity; through connecting the telescopic link that the slip cap was located in the epicoele in bearing base upper end, utilize two springs to provide elastic support for it, recycle telescopic link and connecting rod and set up mutual extrusion's initiative piston and slave piston for when horizontal effort appears, the telescopic link of horizontal atress promotes initiative piston, slave piston and top board and moves in proper order, in order to realize horizontal buffering.

Drawings

Fig. 1 is a schematic structural view of an anti-seismic high-voltage switch cabinet according to the present invention;

fig. 2 is a sectional view of an anti-seismic high-voltage switch cabinet provided by the utility model;

fig. 3 is the utility model provides a part A structure of antidetonation high tension switchgear enlarges the schematic diagram.

In the figure: the device comprises a bearing base 1, a cabinet body 2, an upper cavity 3, a lower cavity 4, a guide long hole 5, a bearing rod 6, a lower pressing plate 7, a spring 8, a push plate 9, an air bag 10, an expansion rod 11, a spring 12, a connecting rod 13, an upper pressing plate 14, a driving piston 15 and a driven piston 16.

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.

Referring to fig. 1-3, an anti-seismic high-voltage switch cabinet comprises a bearing base 1 and a cabinet body 2, as can be seen with specific reference to the attached figure 1, the bearing base 1 is a T-shaped structure, an upper chamber 3 and a lower chamber 4 which are communicated with each other are respectively arranged in the lower end of the cabinet body 2, a guide long hole 5 is arranged in the lower end of the bearing base 1, a bearing rod 6 which movably penetrates through the guide long hole 5 is slidably sleeved in the lower chamber 4, the bearing rod 6 is vertically arranged, when longitudinal pressure occurs, stress can be realized through the bearing rod 6, a lower pressing plate 7 is fixedly connected to the bearing rod 6, springs 8 are symmetrically welded on four sides of the lower chamber 4, a push plate 9 is fixedly connected to each spring 8, an air bag 10 is shaped under normal state, a telescopic rod 11 which is slidably sleeved in the upper chamber 3 is bolted on the upper end of the bearing base 1, the telescopic rod 11 is horizontally arranged, when transverse pressure occurs, the bearing base 1 is horizontally stressed to drive the telescopic rod 11 to move synchronously, the telescopic rod 11 is fixedly sleeved with two springs 12, a connecting rod 13 is slidably sleeved between the upper cavity 3 and the lower cavity 4, the telescopic rod 11 and the connecting rod 13 are respectively and fixedly connected with a driving piston 15 and a driven piston 16, aqueous solution between the driving piston 15 and the driven piston 16 directionally flows under the action of stress so as to realize the traditional pressure application between the driving piston 15 and the driven piston 16, meanwhile, the impact action of transverse acting force can be reduced by utilizing the flow of the aqueous solution, an upper pressure plate 14 is connected on the connecting rod 13, an air bag 10 which movably offsets with the lower pressure plate 7 and the push plate 9 and the upper pressure plate 14 is fixedly installed in the lower cavity 4, and when longitudinal or transverse pressure occurs, the air bag 10 can be pressed through the lower pressure plate 7 or the upper pressure plate 14 so as to deform the air bag 10 under the stress and realize the buffer pressure reduction action.

As can be seen from fig. 1-2 of the specification, the cabinet body 2 is located above the bearing base 1, the upper chamber 3 and the lower chamber 4 are opened from top to bottom, and the upper chamber 3 is filled with the aqueous solution between the two driving pistons 15, so as to ensure real-time transmission between the driving pistons 15 and the driven pistons 16 and improve the level of the buffering performance.

The lower end of the bearing rod 6 extending out of the lower cavity 4 is penetrated through in a sliding and guiding manner, the lower pressing plate 7 is horizontally connected with the upper end of the bearing rod 6 positioned in the lower cavity 4, the longitudinal stress of the bearing rod 6 can be guided and limited through the guiding long hole 5, and the bearing base 1 can be guided and limited through the bearing rod 6 when being transversely stressed.

Specifically referring to the attached figure 3 in the specification, the two springs 12 are located at the outer end position where the telescopic rod 11 is connected with the load-bearing base 1, the driving piston 15 is connected with one end of the telescopic rod 11 located in the upper cavity 3, and the driving piston 15 and the driven piston 16 can achieve a bidirectional driving effect in a stress process so as to achieve buffering of transverse pressure.

The upper pressure plate 14 is horizontally connected with the lower end of the connecting rod 13 in the lower cavity 4, and the driven piston 16 is fixedly connected with the upper end of the connecting rod 13.

The four push plates 9 are respectively located at four sides of the air bag 10, and the upper press plate 14 and the lower press plate 7 are respectively located at two upper and lower sides of the air bag 10, as can be seen from fig. 1 of the specification, the air bag 10 is located between the lower press plate 7, the push plates 9 and the upper press plate 14, and the deformation of the air bag 10 can provide buffering effects in different directions for the lower press plate 7, the push plates 9 and the upper press plate 14.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

when longitudinal pressure occurs, the bearing rod 6 moves towards the lower cavity 4 through the long guide hole 5, the lower pressing plate 7 which moves upwards synchronously presses the air bag 10, the air bag 10 is stressed to contract and deform, so that the pushing plate 9 is extruded, and a spring 8 is stressed to be condensed;

when the transverse pressure appears, the bearing base 1 is stressed to drive the telescopic rod 11 to move towards the upper cavity 3, the two springs 12 are extruded, the driving piston 15 synchronously moving with the telescopic rod 11 extrudes the water solution, the driven piston 16 is stressed, the connecting rod 13 is stressed to drive the upper pressing plate 14 to move towards the lower cavity 4, the air bag 10 is pressed, the air bag 10 is stressed to shrink and deform, the push plate 9 is extruded, and the spring 8 is stressed to condense.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An anti-seismic high-voltage switch cabinet comprises a bearing base (1) and a cabinet body (2), and is characterized in that an upper cavity (3) and a lower cavity (4) which are communicated with each other are respectively arranged in the lower end of the cabinet body (2), a guide long hole (5) is arranged in the lower end of the bearing base (1), a bearing rod (6) which movably penetrates through the guide long hole (5) is sleeved in the lower cavity (4) in a sliding manner, a lower pressing plate (7) is fixedly connected onto the bearing rod (6), springs (8) are symmetrically welded on four sides of the lower cavity (4), a push plate (9) is fixedly connected onto one spring (8), an upper end bolt of the bearing base (1) is connected with a telescopic rod (11) which is sleeved in the upper cavity (3) in a sliding manner, two springs (12) are fixedly sleeved on the telescopic rod (11), and a connecting rod (13) is sleeved between the upper cavity (3) and the lower cavity (4) in a sliding manner, the telescopic rod (11) and the connecting rod (13) are respectively fixedly connected with a driving piston (15) and a driven piston (16), the connecting rod (13) is connected with an upper pressure plate (14), and an air bag (10) which is movably abutted against the lower pressure plate (7), the push plate (9) and the upper pressure plate (14) is fixedly installed in the lower cavity (4).

2. An anti-seismic high-voltage switch cabinet according to claim 1, characterized in that the cabinet body (2) is located above the load-bearing base (1), and the upper chamber (3) and the lower chamber (4) are opened from top to bottom, and the upper chamber (3) is filled with a water solution between the two active pistons (15).

3. An anti-seismic high-voltage switch cabinet according to claim 2, characterized in that the lower end of the bearing rod (6) extending out of the lower cavity (4) is penetrated through by a guide in a sliding manner, and the lower pressure plate (7) is horizontally connected with the upper end of the bearing rod (6) located in the lower cavity (4).

4. An anti-seismic high-voltage switch cabinet according to claim 2, characterized in that the two springs (12) are located at the outer end of the telescopic rod (11) connected to the load-bearing base (1), and the active piston (15) is connected to the end of the telescopic rod (11) located in the upper chamber (3).

5. An anti-seismic high-voltage switch cabinet according to claim 3, characterized in that the upper pressure plate (14) is horizontally connected with the lower end of the connecting rod (13) in the lower cavity (4), and the driven piston (16) is fixedly connected with the upper end of the connecting rod (13).

6. An earthquake-proof high-voltage switch cabinet according to claim 5, characterized in that four push plates (9) are respectively positioned at four sides of the air bag (10), and the upper press plate (14) and the lower press plate (7) are respectively positioned at the upper side and the lower side of the air bag (10).