CN213752406U

CN213752406U - High-voltage switch with damping and anti-surge function

Info

Publication number: CN213752406U
Application number: CN202022706515.7U
Authority: CN
Inventors: 王金东
Original assignee: Zhejiang Ruwga Electric Power Technology Co ltd
Current assignee: Zhejiang Ruwga Electric Power Technology Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-07-20
Anticipated expiration: 2030-11-21

Abstract

The utility model provides a take damping to prevent punching press high tension switchgear, including the frame body, first mounting panel, high tension switchgear closing means, actuating mechanism, second mounting panel and high-tension electricity output end, the utility model discloses high tension switchgear's setting, when actuating mechanism drives the linking arm closed, the linking arm pushes down buffer spring, plays a cushioning effect to the linking arm, slows down the punching press of closure member to high-tension electricity output end, has effectively improved high tension switchgear's life; the guide rod is arranged and is made of epoxy phenolic materials, and the two ends of the guide rod are provided with external threads, so that the guide rod has a good insulation effect and can prevent interphase short circuit or ignition; the cylinder drives the connecting plate to act through the matching of the fisheye joint and the movable connecting seat, so that the high-voltage switch closing device is opened and closed, and the action is rapid and sensitive.

Description

High-voltage switch with damping and anti-surge function

Technical Field

The utility model relates to a high tension switchgear technical field especially relates to a take damping to prevent punching press high tension switchgear.

Background

The rated voltage of 3kV or above is mainly used for switching on and switching off the electric appliance of the conductive loop. In 2007-2012, the total value of the industry in the high-voltage switch manufacturing industry increases year by year, the percentage of increase on the same scale is above 10%, and the industry keeps a faster development speed.

The existing high-voltage switch is easy to generate electric arc when being closed or opened, in order to rapidly close and open the switch, people use the cylinder to drive the high-voltage switch to be opened and closed, but because the cylinder acts rapidly, when the high-voltage switch is closed, the impact force is large, great damage is caused to the high-voltage switch, and the service life of the high-voltage switch is shortened seriously.

SUMMERY OF THE UTILITY MODEL

To foretell not enough, the utility model provides a take damping to prevent punching press high tension switchgear.

The utility model provides a technical scheme that its technical problem adopted is: the anti-stamping high-voltage switch with the damping comprises a frame body, a first mounting plate, a high-voltage switch closing device, a driving mechanism, a second mounting plate and a high-voltage output end, wherein the first mounting plate is fixed on the upper part of the frame body; the high-voltage switch closing devices are multiple and are all in threaded connection with the first mounting plate; the driving mechanism is respectively detachably connected with the frame body and the high-voltage switch closing device; the second mounting plate is fixed on one side, far away from the first mounting plate, of the upper end of the frame body through bolts; the number of the high-voltage output ends is consistent with that of the high-voltage switch closing devices, and the high-voltage switch closing devices are correspondingly arranged on the second mounting plate.

Preferably, a gap which is convenient for the driving mechanism to act is reserved between the first mounting plate and the second mounting plate.

Preferably, the high-voltage switch closing device comprises an insulator, a connecting arm, a closing member, a guide rod, a fixing block, a limiting nut and a buffer spring, wherein the lower end of the insulator is in threaded connection with the first mounting plate, and the upper end of the insulator is movably connected with the connecting arm through a pin shaft; one end of the connecting arm, which is far away from the insulator, is fixed with a closing element through a bolt; the bottom of the guide rod is in threaded connection with the first mounting plate, the upper end of the guide rod penetrates through the fixing block, and the top of the guide rod is provided with a limiting nut; the buffer spring is arranged below the connecting arm and is sleeved on the guide rod; the outside spraying of linking arm have insulating paint, when actuating mechanism drove the linking arm closed, the linking arm pushes down buffer spring, plays a cushioning effect to the linking arm, slows down the punching press of closure member to the high-tension electricity output, the effectual life who improves high-tension switch.

Preferably, the fixing block is fixedly connected with the connecting arm, and a through hole for the guide rod to pass through is formed in the middle position of the fixing block.

As optimization, the guide rod is cylindrical and made of epoxy phenolic materials, external threads are formed at two ends of the guide rod, a good insulation effect is achieved, and interphase short circuit or sparking is prevented.

Preferably, the driving mechanism comprises a connecting plate, a movable connecting seat, a fisheye joint and an air cylinder, wherein the connecting plate is made of an epoxy phenolic plate and is fixed below the connecting arm through a bolt; the movable connecting seat is fixed at the bottom of the connecting plate through a bolt; the bottom of the cylinder is fixed in the frame body, and a fisheye joint is fixed on a push rod of the cylinder; the fisheye joint is connected with the movable connecting seat through the pin shaft, and the air cylinder drives the connecting plate to move through the matching of the fisheye joint and the movable connecting seat, so that the opening and closing of the high-voltage switch closing device are realized, and the movement is rapid and sensitive.

The utility model has the advantages that:

1. the high-voltage switch closing device of the utility model has the advantages that when the driving mechanism drives the connecting arm to be closed, the connecting arm presses the buffer spring downwards, so that a buffer effect is exerted on the connecting arm, the stamping of the closing part on the high-voltage output end is slowed down, and the service life of the high-voltage switch is effectively prolonged;

2. the utility model discloses the setting of guide arm, the cylindric that the guide arm adopted epoxy phenolic aldehyde material to make, the both ends of this guide arm are all opened

The external thread is arranged, so that a better insulation effect is achieved, and interphase short circuit or ignition is prevented;

3. the utility model discloses actuating mechanism's setting, the cylinder drives the connecting plate action through fisheye joint and swing joint's cooperation to realize opening and close of high-voltage switch closing device, the action is sensitive rapidly.

Drawings

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

Fig. 2 is a schematic structural diagram of the high-voltage switch closing device of the present invention.

Fig. 3 is a schematic structural diagram of the driving mechanism of the present invention.

In the figure:

1. the high-voltage switch closing device comprises a frame body, 2, a first mounting plate, 3, a high-voltage switch closing device, 31, an insulator, 32, a connecting arm, 33, a closing part, 34, a guide rod, 35, a fixing block, 36, a limiting nut, 37, a buffer spring, 4, a driving mechanism, 41, a connecting plate, 42, a movable connecting seat, 43, a fisheye joint, 44, an air cylinder, 5, a second mounting plate, 6 and a high-voltage power output end.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

The damping anti-stamping high-voltage switch shown in fig. 1 to 3 comprises a frame body 1, a first mounting plate 2, a high-voltage switch closing device 3, a driving mechanism 4, a second mounting plate 5 and a high-voltage output end 6, wherein the first mounting plate 2 is fixed on the upper part of the frame body 1; the high-voltage switch closing devices 3 are multiple and are all in threaded connection with the first mounting plate 2; the driving mechanism 4 is respectively detachably connected with the frame body 1 and the high-voltage switch closing device 3; the second mounting plate 5 is fixed on one side of the upper end of the frame body 1, which is far away from the first mounting plate 2, through bolts; the number of the high-voltage output ends 6 is consistent with that of the high-voltage switch closing devices 3, and the high-voltage switch closing devices 3 are correspondingly arranged on the second mounting plate 5.

In this embodiment, a gap is left between the first mounting plate 2 and the second mounting plate 5, which facilitates the movement of the driving mechanism 4.

In this embodiment, the high-voltage switch closing device 3 includes an insulator 31, a connecting arm 32, a closing element 33, a guide rod 34, a fixed block 35, a limit nut 36 and a buffer spring 37, the lower end of the insulator 31 is in threaded connection with the first mounting plate 2, and the upper end of the insulator 31 is movably connected with the connecting arm 32 through a pin; one end of the connecting arm 32, which is far away from the insulator 31, is fixed with a closing part 33 through a bolt; the bottom of the guide rod 34 is in threaded connection with the first mounting plate 2, the upper end of the guide rod 34 penetrates through the fixing block 35, and the top of the guide rod 34 is provided with a limiting nut 36; the buffer spring 37 is arranged below the connecting arm 32 and sleeved on the guide rod 34; insulating paint is sprayed on the outer portion of the connecting arm 32, when the driving mechanism 4 drives the connecting arm 32 to be closed, the connecting arm 32 presses the buffer spring 37 downwards, the buffer effect is achieved on the connecting arm 32, the stamping of the closing part 33 on the high-voltage output end 6 is slowed down, and the service life of the high-voltage switch is effectively prolonged.

In this embodiment, the fixing block 35 is fixedly connected to the connecting arm 32, and a through hole is formed at a middle position of the fixing block for the guide rod 34 to pass through.

In this embodiment, the guide arm 34 adopt the cylindric of epoxy phenolic material making, the external screw thread has all been seted up at the both ends of this guide arm 34, has better insulating effect, prevents that alternate short circuit or strike sparks from appearing.

In this embodiment, the driving mechanism 4 includes a connecting plate 41, a movable connecting seat 42, a fisheye joint 43 and a cylinder 44, the connecting plate 41 is made of epoxy phenolic plate, and the connecting plate 41 is fixed below the connecting arm 32 by bolts; the movable connecting seat 42 is fixed at the bottom of the connecting plate 41 through a bolt; the bottom of the cylinder 44 is fixed in the frame body 1, and a push rod of the cylinder 44 is fixed with a fisheye joint 43; the fisheye joint 43 is connected with the movable connecting seat 42 through a pin shaft, and the air cylinder 44 drives the connecting plate 41 to move through the matching of the fisheye joint 43 and the movable connecting seat 42, so that the opening and closing of the high-voltage switch closing device 3 are realized, and the movement is rapid and sensitive.

The working principle is as follows: during the use, cylinder 44 drives connecting plate 41 action through the cooperation of fisheye joint 43 and swing joint seat 42, and connecting arm 32 pushes down buffer spring 37, plays a cushioning effect to connecting arm 32, slows down the punching press of closure member 33 to high-tension electricity output 6, the effectual life who improves high-voltage switch.

The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.

Claims

1. The utility model provides a take damping to prevent punching press high tension switchgear which characterized in that: the high-voltage switch comprises a frame body (1), a first mounting plate (2), a high-voltage switch closing device (3), a driving mechanism (4), a second mounting plate (5) and a high-voltage output end (6), wherein the first mounting plate (2) is fixed on the upper part of the frame body (1); the high-voltage switch closing devices (3) are multiple and are all in threaded connection with the first mounting plate (2); the driving mechanism (4) is respectively detachably connected with the frame body (1) and the high-voltage switch closing device (3); the second mounting plate (5) is fixed on one side, far away from the first mounting plate (2), of the upper end of the frame body (1) through bolts; the number of the high-voltage output ends (6) is consistent with that of the high-voltage switch closing devices (3), and the high-voltage switch closing devices (3) are correspondingly arranged on the second mounting plate (5).

2. The damped anti-slamming high voltage switch of claim 1, wherein: and a gap which is convenient for the driving mechanism (4) to act is reserved between the first mounting plate (2) and the second mounting plate (5).

3. The damped anti-slamming high voltage switch of claim 2, wherein: the high-voltage switch closing device (3) comprises an insulator (31), a connecting arm (32), a closing part (33), a guide rod (34), a fixed block (35), a limiting nut (36) and a buffer spring (37), wherein the lower end of the insulator (31) is in threaded connection with the first mounting plate (2), and the upper end of the insulator (31) is movably connected with the connecting arm (32) through a pin shaft; one end of the connecting arm (32) far away from the insulator (31) is fixedly provided with a closing part (33) through a bolt; the bottom of the guide rod (34) is in threaded connection with the first mounting plate (2), the upper end of the guide rod (34) penetrates through the fixing block (35), and the top of the guide rod (34) is provided with a limiting nut (36); the buffer spring (37) is arranged below the connecting arm (32) and is sleeved on the guide rod (34); and insulating paint is sprayed on the outer part of the connecting arm (32).

4. The damped anti-slamming high voltage switch of claim 3, wherein: the fixing block (35) is fixedly connected with the connecting arm (32), and a through hole convenient for the guide rod (34) to penetrate is formed in the middle position of the fixing block.

5. The damped anti-slamming high voltage switch of claim 4, wherein: the guide rod (34) is made of epoxy phenolic materials and is cylindrical, and external threads are formed in two ends of the guide rod (34).

6. The damped anti-slamming high voltage switch of claim 5, wherein: the driving mechanism (4) comprises a connecting plate (41), a movable connecting seat (42), a fisheye joint (43) and a cylinder (44), wherein the connecting plate (41) is made of an epoxy phenolic plate, and the connecting plate (41) is fixed below the connecting arm (32) through a bolt; the movable connecting seat (42) is fixed at the bottom of the connecting plate (41) through a bolt; the bottom of the cylinder (44) is fixed in the frame body (1), and a fisheye joint (43) is fixed on a push rod of the cylinder (44); the fisheye joint (43) is connected with the movable connecting seat (42) through a pin shaft.