CN220543794U - High-voltage switch - Google Patents
High-voltage switch Download PDFInfo
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- CN220543794U CN220543794U CN202321169094.6U CN202321169094U CN220543794U CN 220543794 U CN220543794 U CN 220543794U CN 202321169094 U CN202321169094 U CN 202321169094U CN 220543794 U CN220543794 U CN 220543794U
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- 239000002184 metal Substances 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 8
- 238000010891 electric arc Methods 0.000 description 8
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to the technical field of high-voltage device manufacturing, in particular to a high-voltage switch; the device comprises a swinging rod and a connecting rod, wherein first connecting pieces are arranged at two ends of the swinging rod, second connecting pieces are clamped on the first connecting pieces, the second connecting pieces are hinged with the connecting rods, the connecting rods are provided with elastic pieces, the elastic pieces are connected with the second connecting pieces, the swinging rod is connected with a power device, and the connecting rods are fixedly connected with a mounting plane; the device is matched with the hinge shaft through the elastic piece, so that the second connecting piece is quickly separated from the first connecting piece to be contacted, quick opening and closing are realized, the generation of electric arcs is effectively reduced, and the service life of the isolating switch is effectively prolonged.
Description
Technical Field
The utility model relates to the technical field of high-voltage device manufacturing, in particular to a high-voltage switch.
Background
The high-voltage switch is an electric appliance with rated voltage of 3kV and above and mainly used for switching on and off a conductive loop, and comprises a high-voltage circuit breaker, a disconnecting switch and a high-voltage load switch, wherein the high-voltage circuit breaker plays two roles in a power system: firstly, a control function is that a part of power equipment or circuits are put into or taken out of operation according to the operation requirement of a power system; secondly, the protection function is that when the power equipment or the circuit breaks down, the relay protection device acts on the circuit breaker to rapidly cut off the fault part from the power system, so that the normal operation of the power system without the fault part is ensured, and the isolating switch is mainly used for isolating the high-voltage power supply to ensure the safe maintenance, so that the structure is characterized by obvious disconnection clearance after disconnection. Another structural feature is that there is no special arc extinguishing device, so it cannot operate with load. But it allows to switch on and off certain small currents such as no-load transformers with exciting currents not more than 2A, no-load lines with charging capacitance currents not more than 5A, voltage transformer loops, etc. The indoor isolating switch for the switch cabinet mainly comprises GN19 series, GN6 series and GN9 series. The isolating switch mainly comprises a conductive part, an insulating part, a transmission part and a base part, the purpose of the high-voltage load switch corresponds to the structural characteristics of the high-voltage load switch, and the load switch is mainly of two types from the structural view, one type is independently arranged on a wall and on a framework, and the structure of the load switch is similar to that of the isolating switch; the other is installed in a high-voltage switchgear, especially using vacuum or SF6 gas, closer to the circuit breaker. The load switch is used for the comprehensive purpose of the two types of load switches;
when the isolating switch is used for switching on and switching off, an arc can be obviously seen, and when the isolating switch is operated, the time for switching on and switching off can be shortened as much as possible in order to reduce the existing time of the arc, but the existing equipment is used for switching on and switching off mostly by manual operation, the speed is limited to be improved, and the contacts are easily melted at high temperature due to the generation of the arc, so that the service life of the isolating switch is shortened, and the use cost of the isolating switch is further increased.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the high-voltage switch which can be opened and closed rapidly, thereby prolonging the service life.
In order to solve the technical problems, the utility model solves the technical problems by the following technical proposal
The utility model provides a high-voltage switch which comprises a swinging rod and a connecting rod, wherein first connecting pieces are arranged at two ends of the swinging rod, second connecting pieces are clamped on the first connecting pieces, the second connecting pieces are hinged with the connecting rod, the connecting rod is provided with an elastic piece, the elastic piece is connected with the second connecting pieces, the swinging rod is connected with a power device, and the connecting rod is fixedly connected with an installation plane.
Further, the lower end of the swinging rod is connected with the power device through a connecting device; through setting up connecting device to realize the swinging arms and power device's connection, through power device's motion, make the swinging arms rotate around connecting device, and then realize separating brake effect.
Further, the first connecting piece is provided with a first groove, the bottom end of the first groove is provided with a metal piece, and the first groove is in sliding fit with a connecting strip; through setting up first recess and connecting strip to realize that first connecting piece and second connecting piece's electricity is connected, realize the combined floodgate effect promptly, preferred metalwork and connecting strip are conductive metal.
Further, the connecting strip is clamped with a second connecting piece, and the second connecting piece is connected with a connecting rod through the connecting strip; the position structure of the connecting strip realizes the electric connection of the connecting rod and the swinging rod, namely realizes the closing effect.
Further, the connecting rod is provided with a second groove, a stop block is arranged in the second groove and connected with the electric appliance, the stop block is provided with a third groove, and the third groove is matched with the second connecting piece; through setting up second recess and dog to realize the electric connection of connecting rod and second connecting piece, and then realize the electric connection of connecting rod and swinging arms, realize the combined floodgate effect promptly, the rethread sets up the third recess, thereby make when breaking the floodgate, the second connecting piece is rotatory, the pulling of rethread elastic component, thereby make second connecting piece and third recess cooperation, and then realize quick breaking the floodgate, the effectual production that reduces the electric arc, the effectual life who improves isolator.
Further, the second connecting piece is hinged with the connecting rod through a hinge shaft, limiting rings are arranged at two ends of the hinge shaft, and the limiting rings are connected with the connecting rod through elastic pieces; through setting up hinge and spacing ring to realize the rotation of elastic component control hinge, and then realize controlling the rotation of second connecting piece, realize promptly quick brake-separating and closing, effectually reduced the production of electric arc, effectually improved isolator's life.
Further, the included angle between the limiting ring and the elastic piece is an acute angle, and the end part of the elastic piece, which is far away from the limiting ring, is fixedly connected with the connecting rod through the limiting block; through setting up the positional relationship of spacing ring and elastic component to make when first connecting piece rotates the second connecting piece, the second connecting piece is when rotating the operation and crossing, the elastic component will stimulate the hinge anticlockwise rotation, and then make second connecting piece and first connecting piece quick separation, when needs combined floodgate, swinging arms rotate, make first connecting piece oppression second connecting piece, thereby make the second connecting piece rotatory, when second connecting piece rotation angle exceeds, the elastic component will stimulate the hinge clockwise rotation, and then realize quick separating brake, the effectual production that reduces the electric arc, the effectual life who improves isolator.
Further, a first limiting strip is arranged on the outer wall of the first connecting piece, and clamping grooves are formed in two ends of the first limiting strip; through setting up first spacing and draw-in groove to realize the block of first connecting piece and second connecting piece, and then make this device combined floodgate more stable.
Further, a second limiting strip is arranged on the outer wall of the second connecting piece, and buckles which are clamped with the clamping grooves are arranged at two ends of the second limiting strip; through setting up spacing and the buckle of second to make the block of first connecting piece and second connecting piece, and then make this device combined floodgate more stable.
Further, the first connecting piece and the second connecting piece are insulating pieces; through setting up first connecting piece and second connecting piece and all being the insulating part to make when closing a floodgate, first connecting piece can be at first with the contact of second connecting piece, because first connecting piece and second connecting piece are the insulating part this moment, make this device not switch on, the rotatory messenger connecting strip of rethread second connecting piece begins to contact the metalwork, thereby realize the complete floodgate, the effectual production that reduces the electric arc, the effectual life who improves isolator.
Compared with the prior art, the utility model has the following beneficial effects:
the device is matched with the hinge shaft through the elastic piece, so that the second connecting piece is quickly separated from the first connecting piece to be contacted, quick opening and closing are realized, the generation of electric arcs is effectively reduced, and the service life of the isolating switch is effectively prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic top view of the overall structure of the present utility model;
FIG. 3 is a schematic diagram of the coupling structure of the connecting rod and the second connecting member according to the present utility model;
FIG. 4 is a schematic view of a connecting rod according to the present utility model;
FIG. 5 is a schematic view of a swing arm structure according to the present utility model;
FIG. 6 is a schematic view of the second connector of the present utility model in operation;
reference numerals in the drawings represent respectively: 1. a swinging rod; 2. a connecting rod; 3. a first connector; 4. a second connector; 5. an elastic member; 6. a connecting device; 7. a first groove; 8. a connecting strip; 9. a second groove; 10. a stop block; 11. a third groove; 12. a hinge shaft; 13. a limiting ring; 14. a limiting block; 15. a clamping groove; 16. the second limit bar; 17. a buckle; 18. and a first limit bar.
Detailed Description
The present utility model is described in further detail below with reference to the accompanying drawings.
The following description is presented to enable one of ordinary skill in the art to practice the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.
It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. indicate orientations or positions based on the orientation or positional relationship shown in the drawings, which are merely for convenience in describing the present simplified description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus the above terms are not to be construed as limiting the present utility model.
It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.
The utility model provides a high-voltage switch, referring to figures 1-6, comprising a swinging rod 1 and a connecting rod 2, wherein the two ends of the swinging rod 1 are provided with a first connecting piece 3, the first connecting piece 3 is clamped with a second connecting piece 4, the second connecting piece 4 is hinged with the connecting rod 2, the connecting rod 2 is provided with an elastic piece 5, the elastic piece 5 is connected with the second connecting piece 4, the swinging rod 1 is connected with a power device, and the connecting rod 2 is fixedly connected with an installation plane.
Wherein, the lower end of the swinging rod 1 is connected with a power device through a connecting device 6; through setting up connecting device 6 to realize swinging arms 1 and power device's connection, through power device's motion, make swinging arms 1 rotate around connecting device 6, and then realize the brake-separating effect.
Wherein, the first connecting piece 3 is provided with a first groove 7, the bottom end of the first groove 7 is provided with a metal piece, and a connecting strip 8 is in sliding fit with the first groove 7; through setting up first recess 7 and connecting strip 8 to realize that first connecting piece 3 and the electricity of second connecting piece 4 are connected, realize the combined floodgate effect promptly, preferred metalwork and connecting strip 8 are electrically conductive metal.
The connecting strip 8 is clamped with a second connecting piece 4, and the second connecting piece 4 is connected with the connecting rod 2 through the connecting strip 8; the position structure of the connecting strip 8 realizes the electric connection of the connecting rod 2 and the swinging rod 1, namely realizes the closing effect.
Wherein, the connecting rod 2 is provided with a second groove 9, a stop block 10 is arranged in the second groove 9, the stop block 10 is connected with the electric appliance, the stop block 10 is provided with a third groove 11, and the third groove 11 is matched with the second connecting piece 4; through setting up second recess 9 and dog 10 to realize that connecting rod 2 is connected with the electricity of second connecting piece 4, and then realize that connecting rod 2 is connected with the electricity of swinging arms 1, realize the combined floodgate effect promptly, the rethread sets up third recess 11, thereby make when separating the floodgate, second connecting piece 4 rotate, the pulling of rethread elastic component 5, thereby make second connecting piece 4 and third recess 11 cooperation, and then realize quick separating the floodgate, the effectual production that reduces the electric arc, the effectual life who improves isolator.
The second connecting piece 4 is hinged with the connecting rod 2 through a hinge shaft 12, limiting rings 13 are arranged at two ends of the hinge shaft 12, and the limiting rings 13 are connected with the connecting rod 2 through elastic pieces 5; through setting up hinge 12 and spacing ring 13 to realize the rotation of elastic component 5 control hinge 12, and then realize controlling the rotation of second connecting piece 4, realize promptly quick brake separating and closing, effectually reduced the production of electric arc, effectually improved isolator's life.
Wherein, the included angle between the limiting ring 13 and the elastic piece 5 is an acute angle, and the end part of the elastic piece 5 away from the limiting ring 13 is fixedly connected with the connecting rod 2 through a limiting block 14; by arranging the positional relationship between the stopper ring 13 and the elastic member 5, when the first link 3 rotates the second link 4, the second link 4 is rotated by 60, the elastic member 5 will pull the hinge shaft 12 to rotate counterclockwise, thereby enabling the second link 4 to be rapidly separated from the first link 3, and when the closing is required, the swing rod 1 rotates, the first connecting piece 3 is pressed to the second connecting piece 4, so that the second connecting piece 4 rotates, when the rotation angle of the second connecting piece 4 exceeds 60 degrees, the elastic piece 5 pulls the hinge shaft 12 to rotate clockwise, and then quick opening is realized, the generation of electric arcs is effectively reduced, and the service life of the isolating switch is effectively prolonged.
Wherein, the outer wall of the first connecting piece 3 is provided with a first limit bar 18, clamping grooves 15 are formed in two ends of the first limiting strip 18; through setting up first spacing 18 and draw-in groove 15 to realize the block of first connecting piece 3 and second connecting piece 4, and then make this device combined floodgate more stable.
The outer wall of the second connecting piece 4 is provided with a second limiting strip 16, and two ends of the second limiting strip 16 are provided with buckles 17 which are engaged with the clamping grooves 15; through setting up second spacing 16 and buckle 17 to make the block of first connecting piece 3 and second connecting piece 4, and then make this device combined floodgate more stable.
Wherein, the first connecting piece 3 and the second connecting piece 4 are insulating pieces; through setting up first connecting piece 3 and second connecting piece 4 and all being the insulating part to make when closing a floodgate, first connecting piece 3 can at first be with second connecting piece 4 contact, because first connecting piece 3 and second connecting piece 4 are the insulating part this moment, make this device not switch on, the rotatory connecting strip 8 that makes of rethread second connecting piece 4 begins to contact the metalwork, thereby realize the complete floodgate, the effectual production that reduces the electric arc, the effectual life who improves isolator.
Working principle: when the device is opened, the first connecting piece 3 presses the second connecting piece 4 through rotating the swinging rod 1, so that the second connecting piece 4 rotates around the hinge 12, after the second connecting piece 4 rotates by a certain angle, the limiting ring 13 bypasses the central line of the hinge 12, so that the elastic piece 5 pulls the hinge 12 anticlockwise, and further, the second connecting piece 4 is rapidly separated from the first connecting piece 3, and further, rapid opening is realized, the electric arc is effectively reduced, the service life of the isolating switch is effectively prolonged, during closing, through rotating the swinging rod 1, at the moment, the first connecting piece 3 presses the second connecting piece 4, so that the second connecting piece 4 rotates around the hinge 12, after the second connecting piece 4 rotates by a certain angle, the limiting ring 13 bypasses the central line of the hinge 12, so that the elastic piece 5 pulls the hinge 12 clockwise, and further, the second connecting piece 4 is rapidly contacted with the first connecting piece 3, thereby realizing complete closing, the effective reduction of the generation of the isolating switch, the effective improvement of the service life of the isolating switch is effectively prolonged, and the effective opening of the isolating switch is realized through the elastic piece 4, and the effective isolation device is effectively reduced, and the service life of the isolating switch is effectively prolonged, and the effective opening of the isolating switch is effectively prolonged.
It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The objects of the present utility model have been fully and effectively achieved. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.
Claims (10)
1. The utility model provides a high tension switch, includes swinging arms (1) and connecting rod (2), its characterized in that, the both ends of swinging arms (1) are provided with first connecting piece (3), first connecting piece (3) block has second connecting piece (4), second connecting piece (4) are articulated with connecting rod (2), connecting rod (2) are provided with elastic component (5), elastic component (5) are connected with second connecting piece (4), power device is connected to swinging arms (1), connecting rod (2) and mounting plane fixed connection.
2. A high voltage switch according to claim 1, characterized in that the lower end of the oscillating lever (1) is connected to the power means by means of a connecting means (6).
3. A high voltage switch according to claim 1, characterized in that the first connecting piece (3) is provided with a first groove (7), the bottom end of the first groove (7) is provided with a metal piece, and the first groove (7) is slidably fitted with a connecting strip (8).
4. A high voltage switch according to claim 3, characterized in that the connecting strip (8) is clamped with a second connecting piece (4), the second connecting piece (4) being connected with the connecting rod (2) via the connecting strip (8).
5. A high voltage switch according to claim 1, characterized in that the connecting rod (2) is provided with a second recess (9), a stop (10) is provided in the second recess (9), the stop (10) is connected with the electrical appliance, the stop (10) is provided with a third recess (11), the third recess (11) cooperates with the second connecting piece (4).
6. A high voltage switch according to claim 1, characterized in that the second connecting piece (4) is hinged with the connecting rod (2) through a hinge shaft (12), both ends of the hinge shaft (12) are provided with limiting rings (13), and the limiting rings (13) are connected with the connecting rod (2) through elastic pieces (5).
7. The high-voltage switch according to claim 6, wherein an included angle between the limiting ring (13) and the elastic piece (5) is an acute angle, and an end part of the elastic piece (5) away from the limiting ring (13) is fixedly connected with the connecting rod (2) through the limiting block (14).
8. A high voltage switch according to claim 1, characterized in that the outer wall of the first connecting piece (3) is provided with a first limit bar (18), and both ends of the first limit bar (18) are provided with clamping grooves (15).
9. The high-voltage switch according to claim 8, wherein the outer wall of the second connecting piece (4) is provided with a second limiting strip (16), and two ends of the second limiting strip (16) are provided with buckles (17) which are buckled with the clamping grooves (15).
10. A high voltage switch according to claim 1, characterized in that the first connection element (3) and the second connection element (4) are both insulating elements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321169094.6U CN220543794U (en) | 2023-05-12 | 2023-05-12 | High-voltage switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321169094.6U CN220543794U (en) | 2023-05-12 | 2023-05-12 | High-voltage switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220543794U true CN220543794U (en) | 2024-02-27 |
Family
ID=89973361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321169094.6U Active CN220543794U (en) | 2023-05-12 | 2023-05-12 | High-voltage switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220543794U (en) |
-
2023
- 2023-05-12 CN CN202321169094.6U patent/CN220543794U/en active Active
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