CN213936030U - Clamping force visual static contact device of outdoor high-voltage isolating switch - Google Patents
Clamping force visual static contact device of outdoor high-voltage isolating switch Download PDFInfo
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- CN213936030U CN213936030U CN202120176018.2U CN202120176018U CN213936030U CN 213936030 U CN213936030 U CN 213936030U CN 202120176018 U CN202120176018 U CN 202120176018U CN 213936030 U CN213936030 U CN 213936030U
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- 230000003068 static effect Effects 0.000 title claims abstract description 15
- 230000000007 visual effect Effects 0.000 title claims abstract description 9
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 18
- 239000012212 insulator Substances 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 49
- 239000004744 fabric Substances 0.000 claims description 24
- 239000002775 capsule Substances 0.000 claims description 17
- 238000001802 infusion Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002360 explosive Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000475 sunscreen effect Effects 0.000 description 1
- 239000000516 sunscreening agent Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of high-voltage isolating switches, in particular to an outdoor high-voltage isolating switch clamp force visual static contact device, which comprises a fixing frame, a first porcelain column, a second porcelain column, a contact finger, a contact and a display component; the first porcelain column and the second porcelain column are rotatably connected to the fixing frame; a first connecting rod is fixedly connected to the top end of the first knob insulator; a second connecting rod is fixedly connected to the top end of the second knob insulator; one end of the first connecting rod, which is close to the second connecting rod, is fixedly connected with a fixed block; a group of contact fingers are symmetrically and fixedly connected to two sides of the fixed block, and elastic sheets are mounted on the side surfaces of the contact fingers; through setting up the display module, rely on each part to cooperate mutually to this makes maintainer only need observe the scale on the scale rod and just judges the clamp force size, need not maintainer and carries out high altitude construction, thereby has improved the security of during operation, and the maintainer of being convenient for carries out maintenance work.
Description
Technical Field
The utility model belongs to the technical field of high voltage isolator, specific visual static contact device of outdoor high voltage isolator clamp force that says so.
Background
The high-voltage isolating switch is an important switching device in an electric system of a power plant and a transformer substation, and needs to be matched with a high-voltage circuit breaker for use, and the isolating switch is suitable for indoor devices with three-phase alternating current of 50Hz and rated voltage of 12KV, and is used for switching on, switching off or converting lines under the condition of voltage load of high-voltage equipment.
The side face of a contact finger in the prior art can be provided with an elastic sheet, the contact finger is clamped by the elastic sheet, but the long-term observation shows that when a maintainer checks the clamping force of the contact finger and the contact finger, the maintainer needs to insert a feeler gauge between the contact finger and the contact finger so as to judge the clamping force, but the isolating switch is installed at a high place, so that the maintainer needs to perform high-altitude operation for a long time.
SUMMERY OF THE UTILITY MODEL
In order to compensate prior art's not enough, make to touch through the shell fragment and indicate to press from both sides tight contact, but discover in our long-term observation, when maintainer examined the clamp force that touches and indicate and the contact, it need to insert the clearance gauge between touching and indicating and the contact to this judges the size of clamp force, but isolator installs in the eminence, consequently needs maintainer to carry out high altitude construction's problem for a long time, the utility model provides a visual static contact device of outdoor high pressure isolator clamp force.
The utility model provides a technical scheme that its technical problem adopted is: the utility model discloses a static contact device with a visual clamping force for an outdoor high-voltage isolating switch, which comprises a fixing frame, a first porcelain column, a second porcelain column, a contact finger, a contact head and a display component; the first porcelain column and the second porcelain column are rotatably connected to the fixing frame; a first connecting rod is fixedly connected to the top end of the first knob insulator; a second connecting rod is fixedly connected to the top end of the second knob insulator; one end of the first connecting rod, which is close to the second connecting rod, is fixedly connected with a fixed block; a group of contact fingers are symmetrically and fixedly connected to two sides of the fixed block, and elastic sheets are mounted on the side surfaces of the contact fingers; the contact is fixedly connected to one end, close to the first connecting rod, of the second connecting rod; the contact is arranged between the group of contact fingers; the display assembly is arranged at the top of the first connecting rod; the display assembly comprises a bladder and a floating unit; a sliding groove is formed in the contact; both ends of the sliding chute are connected with sliding blocks in a sliding manner; the bag body is arranged inside the chute; the side surface of the bag body is fixedly connected with the sliding block; a spring is arranged in the bag body; the floating unit is arranged at the top of the first connecting rod.
Preferably, the floating unit comprises a liquid storage cylinder; a bottom plate is fixedly connected to the top side of the first connecting rod; the liquid storage cylinder is fixedly connected to the top side of the bottom plate; the bottom of the liquid storage cylinder is fixedly connected with a liquid conveying pipe; the bottom end of the infusion tube is fixedly connected with the bag body; a floating ball is arranged in the liquid storage cylinder; a scale rod is fixedly connected to the top of the floating ball; the scale rod penetrates through the wall body at the top of the liquid storage cylinder and is connected with the wall body in a sliding mode.
Preferably, a transparent cover casing is fixedly connected to the top side of the bottom plate; the liquid storage cylinder is arranged inside the transparent cover shell.
Preferably, a dustproof component is arranged at the top of the transparent cover shell; the dustproof assembly comprises a fixing plate; a supporting rod is fixedly connected to the top side of the transparent housing; the supporting rod penetrates through the fixing plate and is connected with the fixing plate in a sliding manner; the bottom side of the fixed plate is fixedly connected with a dustproof cloth cover; the transparent cover shell is arranged inside the dustproof cloth cover; the top end of the supporting rod is rotatably connected with a pulley; a pull rope is fixedly connected to the top side of the fixing plate; the pull rope is sleeved on the surface of the pulley.
Preferably, the bottom of the dustproof cloth cover is fixedly connected with a fixing ring; a group of elastic ropes is fixedly connected to the bottom side of the fixing ring; the bottom end of the elastic rope is fixedly connected with the bottom plate.
Preferably, the surface of the graduated rod is provided with graduations.
The utility model has the advantages that:
1. the utility model provides a visual static contact device of outdoor high voltage isolator clamp force, through setting up display module, rely on each part to mutually cooperate to this makes maintainer only need observe the scale on the scale rod and just judges the clamp force size, need not maintainer and carries out high altitude construction, thereby has improved the security of during operation, and the maintainer of being convenient for carries out maintenance work.
2. The utility model provides a visual static contact device of outdoor high voltage isolator clamp force, through setting up bracing piece, fixed plate, pulley, dustproof cloth cover, stay cord, solid fixed ring and stretch cord, rely on above-mentioned part to cooperate mutually to this can prevent to pile up dust and spot on the transparent housing, and then avoids dust and spot influence to observe the size of clamp force.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a cross-sectional view of the present invention;
figure 2 is a top cross-sectional view of a contact of the present invention;
fig. 3 is a partial cross-sectional view of a float assembly of the present invention;
FIG. 4 is a schematic view of the structure of the transparent casing of the present invention;
illustration of the drawings:
11. a fixed mount; 12. a first knob insulator; 13. a second knob insulator; 14. a first link; 15. a second link; 21. a fixed block; 22. a contact finger; 23. a contact; 3. a display component; 311. a chute; 312. a slider; 313. a capsule body; 314. a spring; 32. a floating unit; 321. a transfusion tube; 322. a base plate; 323. a liquid storage cylinder; 324. a floating ball; 325. a graduated rod; 5. a transparent cover shell; 6. a dust-proof assembly; 61. a support bar; 62. a pulley; 63. a fixing plate; 64. a dustproof cloth cover; 65. pulling a rope; 71. a fixing ring; 72. an elastic rope.
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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Specific examples are given below.
Referring to fig. 1-4, the present invention provides a static contact device with a visible clamping force for an outdoor high-voltage isolating switch, which includes a fixing frame 11, a first knob insulator 12, a second knob insulator 13, a contact finger 22, a contact 23 and a display module 3; the first porcelain column 12 and the second porcelain column 13 are rotationally connected to the fixed frame 11; a first connecting rod 14 is fixedly connected to the top end of the first knob insulator 12; a second connecting rod 15 is fixedly connected to the top end of the second knob insulator 13; one end of the first connecting rod 14 close to the second connecting rod 15 is fixedly connected with a fixed block 21; a group of contact fingers 22 are symmetrically and fixedly connected to two sides of the fixed block 21, and elastic sheets are arranged on the side surfaces of the contact fingers 22; the contact 23 is fixedly connected to one end of the second connecting rod 15 close to the first connecting rod 14; the contact 23 is arranged between a group of contact fingers 22; the display component 3 is arranged on the top of the first connecting rod 14; the display assembly 3 comprises a bladder 313 and a floating unit 32; a sliding groove 311 is formed in the contact 23; both ends of the sliding groove 311 are slidably connected with sliding blocks 312; the capsule 313 is arranged inside the chute 311; the side surface of the capsule 313 is fixedly connected with the sliding block 312; a spring 314 is arranged inside the capsule 313; the floating unit 32 is arranged on the top of the first connecting rod 14; in the using process, when the isolating switch is switched on, the first porcelain cylinder 12 and the second porcelain cylinder 13 rotate, the contact 23 is clamped between the two contact fingers 22, the elastic sheet presses the contact fingers 22 to clamp the contact 23, the contact fingers 22 press the sliding block 312 at the moment, the sliding block 312 moves towards the inside of the sliding groove 311, the sliding block 312 presses the capsule 313 when moving, the spring 314 is pressed to contract at the moment, liquid in the capsule 313 flows into the floating unit 32, the scale rod 325 rises at the moment, when the clamping force between the contact fingers 22 and the contact 23 is reduced, the spring 314 and the capsule 313 extend, the liquid in the floating unit 32 is sucked into the capsule 313, and the scale rod 325 descends at the moment, so that the change of the clamping force between the contact fingers 22 and the contact 23 can be distinguished; the device can ensure that the maintainers can quickly judge the clamping force, thereby reducing the time of high-altitude operation of the maintainers, improving the safety during working and facilitating the inspection and maintenance of the maintainers.
As an embodiment of the present invention, the floating unit 32 includes a liquid storage cylinder 323; a bottom plate 322 is fixedly connected to the top side of the first connecting rod 14; the liquid storage cylinder 323 is fixedly connected to the top side of the bottom plate 322; the bottom of the liquid storage cylinder 323 is fixedly connected with a liquid conveying pipe 321; the bottom end of the infusion tube 321 is fixedly connected with the capsule 313; a floating ball 324 is arranged in the liquid storage cylinder 323; a scale rod 325 is fixedly connected to the top of the floating ball 324; the graduated rod 325 penetrates through the top wall body of the liquid storage cylinder 323 and is connected with the liquid storage cylinder in a sliding way; scales are arranged on the surface of the scale rod 325; in the use, when isolator closing, the inside liquid of utricule 313 can enter into liquid storage tank 323 through transfer line 321 in, the inside liquid level of liquid storage tank 323 rises, the rise of liquid level can drive floater 324 and rise, later floater 324 can drive scale rod 325 and stretch out from liquid storage tank 323 is inside, when the clamp force descends, the inside liquid of liquid storage tank 323 is transported to utricule 313 through transfer line 321, the liquid level in the liquid storage tank 323 descends, floater 324 and scale rod 325 fall, through observing the scale on the scale rod 325, judge the size of clamp force with this, thereby be convenient for maintainer to inspect and maintain.
As an embodiment of the present invention, a transparent cover 5 is fixedly connected to the top side of the bottom plate 322; the liquid storage cylinder 323 is arranged inside the transparent housing 5; in the use, can shelter from outside rainwater through setting up transparent housing 5, avoid rainwater to corrode scale rod 325 and liquid storage tank 323, avoid the rainwater to enter into in the liquid storage tank 323 through the gap between scale rod 325 and the liquid storage tank 323 simultaneously to lead to the clamp force to measure the error.
As an embodiment of the present invention, a dustproof component 6 is disposed on the top of the transparent housing 5; the dust-proof assembly 6 comprises a fixing plate 63; a supporting rod 61 is fixedly connected to the top side of the transparent housing 5; the supporting rod 61 penetrates through the fixing plate 63 and is connected with the fixing plate in a sliding manner; a dustproof cloth cover 64 is fixedly connected to the bottom side of the fixing plate 63; the transparent cover shell 5 is arranged inside the dustproof cloth cover 64; the top end of the support rod 61 is rotatably connected with a pulley 62; a pull rope 65 is fixedly connected to the top side of the fixing plate 63; the pull rope 65 is sleeved on the surface of the pulley 62; in the use, when the clamp force that touches and indicate 22 is observed to needs, pulling stay cord 65, stay cord 65 drives fixed plate 63 and upwards removes, fixed plate 63 drives dustproof cloth cover 64 and upwards removes, scale bar 325 can expose in maintainer's the field of vision this moment, then maintainer just can observe numerical value on the scale, can prevent to pile up dust and spot on the translucent housing 5 through setting up dustproof cloth cover 64, thereby it cleans translucent housing 5 again to need not the staff, dustproof cloth cover 64 can play the shading effect simultaneously, avoid the long-term explosive sunscreen of sunshine to lead to the scale of scale bar 325 to take place unsharply, from observing the clamp force numerical value and causing the hindrance to maintainer.
As an embodiment of the present invention, the bottom of the dustproof cloth cover 64 is fixedly connected with a fixing ring 71; a group of elastic ropes 72 are fixedly connected to the bottom side of the fixing ring 71; the bottom end of the elastic rope 72 is fixedly connected with the bottom plate 322; in the use, when dustproof cloth cover 64 upwards moves, dustproof cloth cover 64 drives solid fixed ring 71 upwards to move, gu fixed ring 71 carries out tensile stretch cord 72, after finishing observing, remove the power of pulling stay cord 65, stretch cord 72 contracts, stretch cord 72 drives solid fixed ring 71 and dustproof cloth cover 64 downwards to move, accomplish the reseing of dustproof subassembly 6 with this, can fix dustproof cloth cover 64 through stretch cord 72, avoid wind to blow up dustproof cloth cover 64, thereby make dustproof cloth cover 64 can't play dustproof effect.
The working principle is as follows: when the isolating switch is switched on, the first porcelain insulator 12 and the second porcelain insulator 13 rotate, the contact 23 is clamped between the two contact fingers 22, the elastic sheet presses the contact fingers 22 to clamp the contact 23, the contact fingers 22 press the sliding block 312 at the moment, the sliding block 312 moves towards the inside of the sliding groove 311, the sliding block 312 presses the capsule 313 when moving, the spring 314 is pressed to contract at the moment, liquid inside the capsule 313 enters the liquid storage tank 323 through the infusion tube 321, the liquid level inside the liquid storage tank 323 rises, the floating ball 324 is driven to rise by the rise of the liquid level, then the floating ball 324 drives the scale rod 325 to extend out of the liquid storage tank 323, when the clamping force between the contact fingers 22 and the contact 23 is reduced, the spring 314 and the capsule 313 extend, the liquid inside the liquid storage tank 323 is transported to the capsule 313 through the infusion tube 321, and the liquid level inside the liquid storage tank 323 falls, floater 324 and scale bar 325 fall down, through observing the scale on the scale bar 325, judge the size of clamp force with this, when the scale is observed to needs, pulling stay cord 65, stay cord 65 drives fixed plate 63 and upwards moves, fixed plate 63 drives dustproof cloth cover 64 and upwards moves, dustproof cloth cover 64 drives solid fixed ring 71 and upwards moves, gu fixed ring 71 stretches stretch elastic rope 72, scale bar 325 can expose in maintainer's the field of vision this moment, after finishing observing, remove the power of pulling stay cord 65, elastic rope 72 contracts, elastic rope 72 drives solid fixed ring 71 and dustproof cloth cover 64 and downwards moves, reset with this dustproof cloth cover 64 of accomplishing.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a visual static contact device of outdoor high voltage isolator clamp force which characterized in that: comprises a fixed frame (11), a first porcelain column (12), a second porcelain column (13), a contact finger (22), a contact head (23) and a display component (3); the first porcelain column (12) and the second porcelain column (13) are rotatably connected to the fixed frame (11); a first connecting rod (14) is fixedly connected to the top end of the first knob insulator (12); a second connecting rod (15) is fixedly connected to the top end of the second knob insulator (13); one end of the first connecting rod (14) close to the second connecting rod (15) is fixedly connected with a fixed block (21); a group of contact fingers (22) are symmetrically and fixedly connected to two sides of the fixed block (21), and elastic sheets are arranged on the side surfaces of the contact fingers (22); the contact (23) is fixedly connected to one end, close to the first connecting rod (14), of the second connecting rod (15); the contact (23) is arranged between a group of contact fingers (22); the display component (3) is arranged at the top of the first connecting rod (14);
the display assembly (3) comprises a bladder (313) and a floating unit (32); a sliding groove (311) is formed in the contact (23); both ends of the sliding groove (311) are connected with sliding blocks (312) in a sliding manner; the capsule body (313) is arranged inside the sliding chute (311); the side surface of the capsule body (313) is fixedly connected with the sliding block (312); a spring (314) is arranged inside the capsule body (313); the floating unit (32) is arranged on the top of the first connecting rod (14).
2. The static contact device with the visible clamping force of the outdoor high-voltage isolating switch as claimed in claim 1, wherein: the floating unit (32) comprises a liquid storage cylinder (323); a bottom plate (322) is fixedly connected to the top side of the first connecting rod (14); the liquid storage cylinder (323) is fixedly connected to the top side of the bottom plate (322); the bottom of the liquid storage cylinder (323) is fixedly connected with a liquid conveying pipe (321); the bottom end of the infusion tube (321) is fixedly connected with the capsule body (313); a floating ball (324) is arranged in the liquid storage cylinder (323); a scale rod (325) is fixedly connected to the top of the floating ball (324); the scale rod (325) penetrates through the top wall body of the liquid storage cylinder (323) and is connected with the liquid storage cylinder in a sliding mode.
3. The static contact device with the visible clamping force of the outdoor high-voltage isolating switch as claimed in claim 2, wherein: a transparent cover shell (5) is fixedly connected to the top side of the bottom plate (322); the liquid storage cylinder (323) is arranged inside the transparent housing (5).
4. The static contact device with the visible clamping force of the outdoor high-voltage isolating switch as claimed in claim 3, wherein: the top of the transparent housing (5) is provided with a dustproof component (6); the dust-proof assembly (6) comprises a fixing plate (63); a supporting rod (61) is fixedly connected to the top side of the transparent housing (5); the supporting rod (61) penetrates through the fixing plate (63) and is connected with the fixing plate in a sliding mode; a dustproof cloth cover (64) is fixedly connected to the bottom side of the fixing plate (63); the transparent cover shell (5) is arranged inside the dustproof cloth cover (64); the top end of the supporting rod (61) is rotatably connected with a pulley (62); a pull rope (65) is fixedly connected to the top side of the fixing plate (63); the pull rope (65) is sleeved on the surface of the pulley (62).
5. The static contact device with the visible clamping force of the outdoor high-voltage isolating switch as claimed in claim 4, wherein: the bottom of the dustproof cloth cover (64) is fixedly connected with a fixing ring (71); a group of elastic ropes (72) are fixedly connected to the bottom side of the fixing ring (71); the bottom end of the elastic rope (72) is fixedly connected with the bottom plate (322).
6. The static contact device with the visible clamping force of the outdoor high-voltage isolating switch as claimed in claim 5, wherein: the surface of the scale rod (325) is provided with scales.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120176018.2U CN213936030U (en) | 2021-01-21 | 2021-01-21 | Clamping force visual static contact device of outdoor high-voltage isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120176018.2U CN213936030U (en) | 2021-01-21 | 2021-01-21 | Clamping force visual static contact device of outdoor high-voltage isolating switch |
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| Publication Number | Publication Date |
|---|---|
| CN213936030U true CN213936030U (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120176018.2U Active CN213936030U (en) | 2021-01-21 | 2021-01-21 | Clamping force visual static contact device of outdoor high-voltage isolating switch |
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| CN (1) | CN213936030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115165187A (en) * | 2022-06-27 | 2022-10-11 | 山东大学 | Visual device for clamping force of outdoor high-voltage isolating switch |
-
2021
- 2021-01-21 CN CN202120176018.2U patent/CN213936030U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115165187A (en) * | 2022-06-27 | 2022-10-11 | 山东大学 | Visual device for clamping force of outdoor high-voltage isolating switch |
| CN115165187B (en) * | 2022-06-27 | 2024-04-26 | 山东大学 | Visual device for clamping force of outdoor high-voltage isolating switch |
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