CN220569586U - Disconnection protector for high-voltage isolating switch - Google Patents
Disconnection protector for high-voltage isolating switch Download PDFInfo
- Publication number
- CN220569586U CN220569586U CN202321902251.XU CN202321902251U CN220569586U CN 220569586 U CN220569586 U CN 220569586U CN 202321902251 U CN202321902251 U CN 202321902251U CN 220569586 U CN220569586 U CN 220569586U
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- contact
- top surface
- pull rod
- fixedly connected
- insulating
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- 230000001012 protector Effects 0.000 title claims abstract description 14
- 238000013016 damping Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 239000012212 insulator Substances 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model discloses a disconnection protector for a high-voltage isolating switch, which comprises a mounting base, wherein the top surface of the mounting base is symmetrically and fixedly connected with the bottom ends of a first insulating support and a second insulating support, the top ends of the first insulating support and the second insulating support are respectively and fixedly connected with a contact base, one of the top surfaces of the contact bases is fixedly connected with a mounting base, one end of a contact pull rod is hinged in the mounting base through a damping rotating shaft, the bottom surface of the other end of the contact pull rod is contacted with the top surface of a fixed contact, and the bottom surface of the fixed contact is fixedly connected with the top surface of the other contact base; the contact pull rod both sides symmetry is equipped with the sliding tray, contact pull rod both sides contact removes the frame both ends, remove frame both ends symmetry rotation and connect sliding block one side, the sliding block joint respectively in the sliding tray. The utility model can support the contact pull rod which is disconnected by adjusting the integral height of the support component, thereby avoiding the contact pull rod from being closed when being touched or impacted and improving the safety of the switch.
Description
Technical Field
The utility model relates to the technical field of high-voltage isolating switches, in particular to a disconnection protector for a high-voltage isolating switch.
Background
The high-voltage isolating switch is an important switching device in power plants and substation electrical systems, and is matched with a high-voltage circuit breaker. The high-voltage device is switched on, off or switched on under a voltage-column load. The main functions are as follows: the safety of the high-voltage electric appliance and the device during maintenance work is ensured, the high-voltage electric appliance and the device have the function of isolating voltage, and the high-voltage electric appliance and the device cannot be used for switching off, inputting load current and switching on/off short-circuit current, and can only be used for certain switching operations without generating strong electric arcs, namely, the high-voltage electric appliance and the device have no arc extinguishing function; the method is classified into an indoor type and an outdoor type according to installation sites.
The utility model discloses an outdoor high-voltage isolating switch, which belongs to the technical field of switching appliances and comprises a pillar insulator, a fixed contact, a rotating shaft and a moving contact, wherein three pillar insulators are arranged at equal intervals, the rotating shaft is rotationally connected to the top end of the pillar insulator in the middle, the fixed contacts are symmetrically arranged at two, the two symmetrically arranged fixed contacts are respectively and fixedly connected to the top ends of the pillar insulators at two sides, the outdoor high-voltage isolating switch can be realized, a triangular supporting mechanism is utilized to play a good supporting role on the rotating shaft, a plurality of rib plates are welded between the other side surface of the vertical plate and the carrier plate, and the connection stability between the vertical plate and the carrier plate is enhanced through the rib plates, so that the supporting stability of a cantilever beam on the rotating shaft is improved, the rotating shaft is effectively prevented from being deformed due to external factors, the influence of the deformation of the rotating shaft is avoided, the moving contact and the fixed contact are enabled to be combined normally, and normal switching of a circuit is ensured.
When the high-voltage isolating switch is opened, the pull rod is easy to reclose when being touched or impacted, and therefore, an opening protector for the high-voltage isolating switch is provided for solving the problems.
Disclosure of Invention
The utility model aims to provide a disconnection protector for a high-voltage disconnecting switch, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the disconnection protector for the high-voltage isolating switch comprises a mounting base, wherein the top surface of the mounting base is symmetrically and fixedly connected with the bottom ends of a first insulating support column and a second insulating support column,
the top ends of the first insulating support column and the second insulating support column are respectively fixedly connected with a contact head seat, the top surface of one contact head seat is fixedly connected with a mounting seat, one end of a contact pull rod is hinged in the mounting seat through a damping rotating shaft, the bottom surface of the other end of the contact pull rod is contacted with the top surface of a fixed contact head, and the bottom surface of the fixed contact head is fixedly connected with the top surface of the other contact head seat;
the two sides of the contact pull rod are symmetrically provided with sliding grooves, the two sides of the contact pull rod are contacted with two ends of the movable frame, the two ends of the movable frame are symmetrically and rotatably connected with one side of the sliding block, the sliding blocks are respectively clamped in the sliding grooves, the bottom surface of the movable frame is fixedly connected with one end of the movable insulating rod, the other end of the movable insulating rod is symmetrically and fixedly connected with the limiting block, the movable insulating rod and the limiting block are respectively clamped in the supporting component, and the bottom surface of the supporting component is fixedly connected with the top surface of the mounting base;
the top surface of the contact pull rod is fixedly connected with a handle, four corners of the bottom surface of the mounting base are fixedly connected with mounting blocks respectively, and mounting holes are formed in the mounting blocks respectively.
Preferably, the movable frame is integrally in a U-shaped structure.
Preferably, the length and the width of the sliding block are respectively equal to the width and the depth of the sliding groove.
Preferably, the support assembly comprises a fixed seat, fixing base bottom surface rigid coupling installation base top surface, the fixing base top surface is equipped with the removal groove, the insulating rod is removed in the removal inslot joint, remove inslot wall bilateral symmetry and be equipped with the spacing groove, the joint stopper in the spacing groove respectively, fixing base joint is in the support sleeve, be equipped with helicitic texture and mutually block on support sleeve inner wall and the fixing base outer wall respectively, support sleeve top rigid coupling insulating washer bottom surface, insulating washer top surface contact removes the frame bottom surface.
Preferably, the diameter of the movable groove is equal to the diameter of the movable insulating rod, and the length of the limiting block is equal to the width of the limiting groove.
Preferably, grid-shaped anti-skid patterns are arranged on the outer wall of the supporting sleeve.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model can support the contact pull rod which is disconnected by adjusting the integral height of the support component, thereby avoiding the contact pull rod from being closed when being touched or impacted and improving the safety of the switch.
The device can limit the pulling of the contact pull rod through the supporting component, and damage caused by excessive pulling of the contact pull rod is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of an elevation and cross-sectional structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 4 is a schematic view of a partial cross-sectional structure of the present utility model.
In the figure: 1. a mounting base; 2. a first insulating support; 3. a second insulating support; 4. a contact base; 5. a mounting base; 501. damping the rotating shaft; 6. a contact pull rod; 601. a sliding groove; 602. a handle; 7. a stationary contact; 8. a moving rack; 801. a sliding block; 802. moving the insulating rod; 803. a limiting block; 9. a support assembly; 91. a fixing seat; 92. a moving groove; 93. a limit groove; 94. a support sleeve; 95. an insulating gasket; 10. a mounting block; 1001. and (5) mounting holes.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-4, the present utility model provides a technical solution: a disconnection protector for a high-voltage isolating switch comprises a mounting base 1, wherein the top surface of the mounting base 1 is symmetrically and fixedly connected with the bottom ends of a first insulating support column 2 and a second insulating support column 3,
referring to fig. 1 and 2, the top ends of the first insulating support 2 and the second insulating support 3 are respectively fixed with contact bases 4, wherein the top surface of one contact base 4 is fixedly connected with a mounting base 5, one end of a contact rod 6 is hinged in the mounting base 5 through a damping rotating shaft 501, the bottom surface of the other end of the contact rod 6 is contacted with the top surface of a fixed contact 7, and the bottom surface of the fixed contact 7 is fixedly connected with the top surface of the other contact base 4;
referring to fig. 2, 3 and 4, sliding grooves 601 are symmetrically arranged on two sides of a contact pull rod 6, two sides of the contact pull rod 6 are contacted with two ends of a movable frame 8, two ends of the movable frame 8 are symmetrically and rotatably connected with one side of a sliding block 801, the sliding block 801 is respectively clamped in the sliding grooves 601, one end of a movable insulating rod 802 is fixedly connected to the bottom surface of the movable frame 8, a limiting block 803 is symmetrically and fixedly connected to the other end of the movable insulating rod 802, the movable insulating rod 802 and the limiting block 803 are respectively clamped in a supporting component 9, and the bottom surface of the supporting component 9 is fixedly connected to the top surface of a mounting base 1;
further, the movable frame 8 has a U-shaped structure as a whole.
Further, the length and width of the sliding block 801 are equal to the width and depth of the sliding groove 601, respectively.
Referring to fig. 1, the top surface of the contact rod 6 is fixedly connected with a handle 602, four corners of the bottom surface of the mounting base 1 are fixedly connected with mounting blocks 10 respectively, and mounting holes 1001 are formed in the mounting blocks 10 respectively, so that the whole device is convenient to mount.
Examples
Please refer to fig. 3 and 4, which illustrate a second embodiment of the present utility model, which is based on the previous embodiment;
specifically, the supporting component 9 includes fixing base 91, fixing base 91 bottom surface rigid coupling installation base 1 top surface, the fixing base 91 top surface is equipped with the removal groove 92, the joint removes insulator spindle 802 in the removal groove 92, the symmetry of removal groove 92 inner wall both sides is equipped with spacing groove 93, joint stopper 803 respectively in the spacing groove 93, fixing base 91 joint is in supporting sleeve 94, be equipped with the helicitic texture on supporting sleeve 94 inner wall and the fixing base 91 outer wall respectively and block each other, supporting sleeve 94 top rigid coupling insulating washer 95 bottom surface, insulating washer 95 top surface contact removes 8 bottom surfaces, make it shift up through the supporting sleeve 94 in the rotating supporting component 9, until insulating washer 95 contacts removes 8, support 8, make equipment keep disconnected state, prevent that contact pull rod 6 from receiving the striking back contact stationary contact 7 reconnection line.
Further, the diameter of the moving groove 92 is equal to the diameter of the moving insulating rod 802, and the length of the limiting block 803 is equal to the width of the limiting groove 93.
Further, grid-shaped anti-slip patterns are arranged on the outer wall of the supporting sleeve 94, so that friction force of the outer wall of the supporting sleeve 94 is increased, and rotation is facilitated.
Examples
Referring to fig. 1 to 4, a third embodiment of the present utility model is based on the above two embodiments;
when the utility model is used, the contact pull rod 6 is contacted with the fixed contact 7 under the working condition, when a line is required to be disconnected, the contact pull rod 6 is pulled by the handle 602 to be separated from the fixed contact 7, the movable frame 8 is driven to move upwards to insulate the movable rod 802, after the connection between the contact pull rod 6 and the fixed contact 7 is disconnected, the movable frame 8 is supported by rotating the supporting sleeve 94 in the supporting component 9 until the insulating gasket 95 contacts the movable frame 8, so that the equipment is kept in the disconnected state, the contact pull rod 6 is prevented from being impacted and then the fixed contact 7 is connected with the line again, when the line is required to be connected again, the supporting sleeve 94 is reversely rotated to move downwards, the contact pull rod 6 is pulled by the handle 602 to be contacted with the fixed contact 7, the insulating movable rod 802 is clamped with the limiting groove 93 through the limiting block 803, the moving distance of the movable frame 8 can be limited, and the contact pull rod 6 is prevented from being excessively pulled and damaged.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a disconnection protector for high voltage isolator, includes installation base (1), the first insulating pillar (2) of installation base (1) top surface symmetry rigid coupling and second insulating pillar (3) bottom, its characterized in that:
the top ends of the first insulating support column (2) and the second insulating support column (3) are respectively fixedly connected with a contact head seat (4), the top surface of one contact head seat (4) is fixedly connected with an installation seat (5), one end of a contact pull rod (6) is hinged in the installation seat (5) through a damping rotating shaft (501), the bottom surface of the other end of the contact pull rod (6) is contacted with the top surface of a fixed contact head (7), and the bottom surface of the fixed contact head (7) is fixedly connected with the top surface of the other contact head seat (4);
the contact pull rod (6) is symmetrically provided with sliding grooves (601) at two sides, the two sides of the contact pull rod (6) are contacted with two ends of the movable frame (8), two ends of the movable frame (8) are symmetrically and rotatably connected with one side of the sliding block (801), the sliding block (801) is respectively clamped in the sliding grooves (601), the bottom surface of the movable frame (8) is fixedly connected with one end of the movable insulating rod (802), the other end of the movable insulating rod (802) is symmetrically and fixedly connected with a limiting block (803), the movable insulating rod (802) and the limiting block (803) are respectively clamped in the supporting component (9), and the bottom surface of the supporting component (9) is fixedly connected with the top surface of the mounting base (1);
the contact pull rod (6) top surface rigid coupling handle (602), installation base (1) bottom surface four corners rigid coupling installation piece (10) respectively, be equipped with mounting hole (1001) on installation piece (10) respectively.
2. The disconnection protector for a high-voltage disconnecting switch according to claim 1, wherein: the movable frame (8) is integrally of a U-shaped structure.
3. The disconnection protector for a high-voltage disconnecting switch according to claim 1, wherein: the length and the width of the sliding block (801) are respectively equal to the width and the depth of the sliding groove (601).
4. The disconnection protector for a high-voltage disconnecting switch according to claim 1, wherein: supporting component (9) are including fixing base (91), fixing base (91) bottom surface rigid coupling installation base (1) top surface, fixing base (91) top surface is equipped with removal groove (92), joint removes insulator spindle (802) in removal groove (92), remove groove (92) inner wall bilateral symmetry and be equipped with spacing groove (93), joint stopper (803) respectively in spacing groove (93), fixing base (91) joint is in support sleeve (94), be equipped with helicitic texture and mutually block respectively on support sleeve (94) inner wall and fixing base (91) outer wall, support sleeve (94) top rigid coupling insulating washer (95) bottom surface, insulating washer (95) top surface contact removes frame (8) bottom surface.
5. The disconnection protector for a high-voltage disconnecting switch according to claim 4, wherein: the diameter of the movable groove (92) is equal to the diameter of the movable insulating rod (802), and the length of the limiting block (803) is equal to the width of the limiting groove (93).
6. The disconnection protector for a high-voltage disconnecting switch according to claim 4, wherein: the outer wall of the supporting sleeve (94) is provided with grid-shaped anti-skid patterns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902251.XU CN220569586U (en) | 2023-07-19 | 2023-07-19 | Disconnection protector for high-voltage isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902251.XU CN220569586U (en) | 2023-07-19 | 2023-07-19 | Disconnection protector for high-voltage isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220569586U true CN220569586U (en) | 2024-03-08 |
Family
ID=90104017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321902251.XU Active CN220569586U (en) | 2023-07-19 | 2023-07-19 | Disconnection protector for high-voltage isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220569586U (en) |
-
2023
- 2023-07-19 CN CN202321902251.XU patent/CN220569586U/en active Active
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