CN111811797A - Quick switching type high-voltage isolating switch detection device - Google Patents
Quick switching type high-voltage isolating switch detection device Download PDFInfo
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- CN111811797A CN111811797A CN202010607459.3A CN202010607459A CN111811797A CN 111811797 A CN111811797 A CN 111811797A CN 202010607459 A CN202010607459 A CN 202010607459A CN 111811797 A CN111811797 A CN 111811797A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
- G01R31/3272—Apparatus, systems or circuits therefor
- G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a fast switching type high-voltage isolating switch detection device, which relates to the technical field of switch detection and comprises a switch base, wherein the top end of a first conductive pole is fixedly connected with a first conductive pole, one end of the first conductive pole, which is far away from the first conductive pole, is fixedly connected with a connector, the top end of a second conductive pole is fixedly connected with a second conductive pole, one end of the base is fixedly connected with a driving pole, one side of the driving pole is fixedly connected with a first connecting cover and a second connecting cover, one ends of the first connecting cover and the second connecting cover, which are far away from the driving pole, are connected with a clamping device, the clamping device is sleeved outside the second conductive pole, and a driving mechanism is arranged in the driving pole. And the detection speed is high, uninterrupted detection can be realized, and the detection effect on the high-voltage isolating switch is good.
Description
Technical Field
The invention relates to the technical field of switch detection, in particular to a rapid switching type high-voltage isolating switch detection device.
Background
In recent high-voltage power grids, a large number of isolating switches are arranged, and a power system applies an isolating switch on-off circuit to achieve the purpose of safe isolation. The high-voltage isolating switch mainly comprises a conductive part, an operating mechanism, a transmission mechanism, an insulating part and a supporting base, wherein the conductive part comprises moving contacts and static contacts (namely commonly-called contacts and knife switches) and the like which are correspondingly arranged, and mainly plays a role in closing and opening a circuit; the operating mechanism provides energy for the action of the isolating switch in a manual mode, an electric mode, a pneumatic mode, a hydraulic mode and the like; the transmission mechanism comprises a main shaft, a crank arm, a connecting rod, an operation insulator and the like, receives the torque of the operation mechanism, transmits the motion to the contact and completes the opening and closing actions of the isolating switch; the insulating part comprises a supporting insulator and an operating insulator, and realizes the insulation of the live part and the grounding part; the supporting base is used for fixing the parts into a whole.
The high-voltage isolating switch can be divided into an outdoor high-voltage isolating switch and an indoor high-voltage isolating switch according to the installation position, in the power transformation equipment of a power system, the outdoor high-voltage isolating switch is more applied in a power substation, and because the outdoor high-voltage isolating switch is exposed in the atmosphere for a long time, the situations of closing and opening failures can occur in the use process, so that the closing and opening capabilities of the high-voltage isolating switch are necessarily detected.
Disclosure of Invention
The invention provides a rapid switching type high-voltage isolating switch detection device, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a fast switching type high-voltage isolating switch detection device comprises a switch base, wherein two ends of the top of the switch base are respectively connected with a first conductive column and a second conductive column, the first conductive column is fixedly connected with the switch base, the second conductive column is rotatably connected with the switch base, the top end of the first conductive column is fixedly connected with a first conductive rod, one end of the first conductive rod, far away from the first conductive column, is fixedly connected with a connector, the top end of the second conductive column is fixedly connected with a second conductive rod, a base is arranged below the switch seat, the top end of the base is fixedly connected with a supporting column for supporting the switch seat, the one end fixed connection drive post of base, one side fixed connection first connecting cover and the second connecting cover of drive post, the one end that drive post was kept away from to first connecting cover and second connecting cover is connected clamping device, and clamping device cover is located the outside that the second led electrical pillar, is equipped with actuating mechanism in the drive post.
As a preferred technical scheme of the invention, the clamping device comprises two semicircular rotating outer sleeves, the middle parts of the rotating outer sleeves are in threaded connection with the compression bolts, and one ends of the compression bolts are positioned in the rotating outer sleeves and are in rotating connection with the compression plates.
As a preferred technical solution of the present invention, an outer fixing ring is fixedly connected to an outer side of an upper portion of the outer rotating sleeve, a first end cover is sleeved on an outer portion of the outer fixing ring and rotatably connected to the outer fixing ring, a connecting block is fixedly connected to one end of the first end cover close to the first connecting cover, the connecting block is located in the first connecting cover, and a fixing bolt is threadedly connected between the first connecting cover and the connecting block.
As a preferable technical scheme of the present invention, an outer gear ring is fixedly disposed on an outer side of a lower portion of the rotating outer sleeve, a second outer cover is disposed outside the outer gear ring, a slot corresponding to the second connecting cover is disposed at an end of the second outer cover, a first transmission gear is disposed in the second connecting cover, and the first transmission gear is engaged with the outer gear ring.
As a preferable technical scheme of the invention, the driving mechanism comprises a driving motor fixedly connected to the top end of the driving column, an output shaft of the driving motor is fixedly connected with a driving gear, one side of the driving gear is provided with a second transmission gear, a transmission belt is arranged in the second connecting cover, and the first transmission gear is in transmission connection with the second transmission gear through the transmission belt.
As a preferable technical scheme of the invention, the driving gear is an incomplete gear, and the side edge of the driving column is provided with a through hole corresponding to the transmission belt.
As a preferable technical scheme of the invention, the second transmission gear is coaxially and rotatably connected with the rotating shaft, the rotating shaft is fixedly connected with the driving column, and the spiral spring is fixedly connected between the rotating shaft and the second transmission gear.
As a preferred technical scheme of the invention, the top of the driving gear is coaxially and fixedly connected with the cam, one side of the cam is provided with a pressing plate, and a telescopic rod is connected between the pressing plate and the inner wall of the driving column.
As a preferred technical solution of the present invention, the telescopic rod includes a fixed tube, the fixed tube is fixedly connected to the driving column, a pressing rod is slidably connected in the fixed tube, the pressing rod is fixedly connected to the pressing plate, one end of the pressing rod located in the fixed tube is fixedly connected to an electrical connection rod, the fixed tube is fixedly connected to a fixed plate, the electrical connection rod penetrates through the fixed plate, a first spring is fixedly connected between the fixed plate and the pressing rod, an end portion in the fixed tube is fixedly connected to a second spring, and the second spring is fixedly connected to the conductive plate.
As a preferable technical scheme of the invention, a counter is arranged on the base, and a lead is electrically connected between the first conducting rods of the counter.
The invention has the following advantages: the high-voltage isolating switch is provided with the clamping device and the driving mechanism, so that the conducting rod of the high-voltage isolating switch can be rotated in a reciprocating manner to carry out switching-on and switching-off operations, the mechanical life of the high-voltage isolating switch can be quickly detected, the detection result is accurate, the detection speed is high, uninterrupted detection can be realized, and the detection effect on the high-voltage isolating switch is good.
Drawings
Fig. 1 is a schematic structural diagram of a fast switching high-voltage isolator detection device.
Fig. 2 is a schematic structural diagram of a clamping device in a fast switching high-voltage isolating switch detection device.
Fig. 3 is a schematic structural diagram of a first connection cover in the fast switching high-voltage disconnecting switch detection device.
Fig. 4 is a schematic structural diagram of a second connection cover in the fast switching high-voltage disconnecting switch detection device.
Fig. 5 is a schematic structural diagram of a driving mechanism in a fast switching high-voltage isolator detection device.
Fig. 6 is a schematic structural diagram of a telescopic rod in the fast switching high-voltage isolating switch detection device.
In the figure: 1. a switch base; 2. a first conductive post; 3. a second conductive post; 4. a first conductive rod; 5. a connector; 6. a second conductive rod; 7. a base; 8. a support pillar; 9. a drive column; 10. a drive motor; 11. a first connection cover; 12. a second connecting cover; 13. a clamping device; 14. a wire; 15. a counter; 16. rotating the outer sleeve; 17. an outer fixing ring; 18. a hold-down bolt; 19. a compression plate; 20. an outer ring gear; 21. a first outer cover; 22. connecting blocks; 23. fixing the bolt; 24. a second outer cover; 25. a first drive gear; 26. a transmission belt; 27. a drive gear; 28. a second transmission gear; 29. a rotating shaft; 30. a clockwork spring; 31. a through port; 32. a cam; 33. pressing a plate; 34. a telescopic rod; 35. a fixed tube; 36. a pressure lever; 37. a fixing plate; 38. an electrical connection rod; 39. a first spring; 40. a conductive plate; 41. a second spring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-6, a fast switching high voltage isolator detecting device includes a switch base 1, two ends of the top of the switch base 1 are respectively connected to a first conductive pillar 2 and a second conductive pillar 3, the first conductive pillar 2 is fixedly connected to the switch base 1, the second conductive pillar 3 is rotatably connected to the switch base 1, the top end of the first conductive pillar 2 is fixedly connected to a first conductive rod 4, one end of the first conductive rod 4 away from the first conductive pillar 2 is fixedly connected to a connector 5, the top end of the second conductive pillar is fixedly connected to a second conductive rod 6, a base 7 is disposed below the switch base 1, the top end of the base 7 is fixedly connected to a supporting pillar 8 for supporting the switch base 1, one end of the base 7 is fixedly connected to a driving pillar 9, one side of the driving pillar 9 is fixedly connected to a first connecting cover 11 and a second connecting cover 12, one ends of the first connecting cover 11 and the second connecting cover 12 away from the driving pillar 9 are connected to a clamping device 13, the clamping device 13 is sleeved outside the second conductive column 3, and a driving mechanism is arranged in the driving column 9.
The clamping device 13 comprises two semicircular rotating outer sleeves 16, the middle parts of the rotating outer sleeves 16 are in threaded connection with a pressing bolt 18, and one end of the pressing bolt 18 is positioned in the rotating outer sleeves 16 and is in rotating connection with a pressing plate 19.
The outer fixed ring 17 of upper portion outside fixed connection of rotating overcoat 16, the outside cover of outer fixed ring 17 is established and is had first end cover with rotating connection, and first end cover is close to the one end fixed connection connecting block 22 of first connecting cover 11, and connecting block 22 is located first connecting cover 11, and threaded connection has fixing bolt 23 between first connecting cover 11 and the connecting block 22.
An outer gear ring 20 is fixedly arranged on the outer side of the lower portion of the rotating outer sleeve 16, a second outer cover 24 is arranged on the outer portion of the outer gear ring 20, a slot corresponding to the second connecting cover 12 is formed in the end portion of the second outer cover 24, a first transmission gear 25 is arranged in the second connecting cover 12, and the first transmission gear 25 is meshed with the outer gear ring 20.
The driving mechanism comprises a driving motor 10 fixedly connected to the top end of the driving column 9, an output shaft of the driving motor 10 is fixedly connected with a driving gear 27, a second transmission gear 28 is arranged on one side of the driving gear 27, a transmission belt 26 is arranged in the second connecting cover 12, and the first transmission gear 25 is in transmission connection with the second transmission gear 28 through the transmission belt 26.
The driving gear 27 is an incomplete gear, and the side edge of the driving column 9 is provided with a through opening 31 corresponding to the transmission belt 26.
The second transmission gear 28 is coaxially and rotatably connected with a rotating shaft 29, the rotating shaft 29 is fixedly connected with the driving column 9, and a spring 30 is fixedly connected between the rotating shaft 29 and the second transmission gear 28.
The top of the driving gear 27 is coaxially and fixedly connected with a cam 32, one side of the cam 32 is provided with a pressing plate 33, and an expansion link 34 is connected between the pressing plate 33 and the inner wall of the driving column 9.
The telescopic rod 34 comprises a fixed pipe 35, the fixed pipe 35 is fixedly connected with the driving column 9, a pressing rod 36 is connected in the fixed pipe 35 in a sliding mode, the pressing rod 36 is fixedly connected with the pressing plate 33, one end of the pressing rod 36 located in the fixed pipe 35 is fixedly connected with an electric connecting rod 38, a fixed plate 37 is fixedly connected in the fixed pipe 35, the electric connecting rod 38 penetrates through the fixed plate 37, a first spring 39 is fixedly connected between the fixed plate 37 and the pressing rod 36, a second spring 41 is fixedly connected to the end portion in the fixed pipe 35, and the second spring 41 is fixedly connected with a conductive plate 40.
A counter 15 is arranged on the base 7, and a lead 14 is electrically connected between the first conducting rods 4 of the counter 15. The electrical connection rod 38 is energized and the conductive plate 40 is connected to another counter which counts the number of times to conduction.
In the implementation process of the invention, firstly, two rotating outer sleeves 16 are sleeved outside the second conductive column 3, then the connecting block 22 is inserted into the first connecting cover 11 and fixed by the fixing bolt 23, then the pressing bolt 18 is rotated to tightly press and fix the second conductive column 3, the driving motor 10 is started, the driving motor 10 drives the driving gear 27 to rotate, the driving gear 27 drives the first transmission gear 25 and the second transmission gear 28 to rotate back and forth under the action of the spring 30, so that the second conductive column 3 drives the second conductive rod 6 to rotate back and forth, continuous closing and opening operations are realized, the driving gear 27 drives the cam 32 to rotate for one circle each time to press the pressing plate 33 once, the electric connecting rod 38 is driven to move to contact with the conductive plate 40 to give an electric signal when the pressing plate 33 is pressed, the first conductive column 2 gives an electric signal to the counter 15 each time when closing succeeds, the mechanical performance of closing and opening of the high-voltage isolating switch can be detected by comparing the times of the electric signals obtained by the counter 15 and the conducting plate 40.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fast switching type high-voltage isolating switch detection device comprises a switch base (1), wherein two ends of the top of the switch base (1) are respectively connected with a first conductive column (2) and a second conductive column (3), the first conductive column (2) is fixedly connected with the switch base (1), the second conductive column (3) is rotatably connected with the switch base (1), the top end of the first conductive column (2) is fixedly connected with a first conductive rod (4), one end of the first conductive rod (4), which is far away from the first conductive column (2), is fixedly connected with a connector (5), the top end of the second conductive column (3) is fixedly connected with a second conductive rod (6), the fast switching type high-voltage isolating switch detection device is characterized in that a base (7) is arranged below the switch base (1), the top end of the base (7) is fixedly connected with a support column (8) for supporting the switch base (1), one end of the base (7) is fixedly connected with, one side fixed connection first connecting cover (11) and second connecting cover (12) of drive post (9), clamping device (13) are connected to the one end that drive post (9) were kept away from to first connecting cover (11) and second connecting cover (12), and clamping device (13) cover is located the outside that second led electrical pillar (3), is equipped with actuating mechanism in drive post (9).
2. The fast switching type high voltage isolator detecting device according to claim 1, wherein the clamping device (13) comprises two semicircular rotating outer sleeves (16), the middle part of the rotating outer sleeve (16) is connected with a pressing bolt (18) in a threaded manner, and one end of the pressing bolt (18) is positioned in the rotating outer sleeve (16) and is connected with a pressing plate (19) in a rotating manner.
3. The fast switching type high voltage isolator detecting device according to claim 2, wherein an outer fixing ring (17) is fixedly connected to the outer side of the upper portion of the rotating outer sleeve (16), a first end cover is sleeved on the outer portion of the outer fixing ring (17) and is rotatably connected to the outer portion of the outer fixing ring, one end of the first end cover close to the first connecting cover (11) is fixedly connected to the connecting block (22), the connecting block (22) is located in the first connecting cover (11), and a fixing bolt (23) is connected between the first connecting cover (11) and the connecting block (22) in a threaded manner.
4. The fast switching type high voltage isolator detection device according to claim 3, wherein an outer gear ring (20) is fixedly arranged on the outer side of the lower portion of the rotating outer sleeve (16), a second outer cover (24) is arranged outside the outer gear ring (20), a slot corresponding to the second connecting cover (12) is formed in the end portion of the second outer cover (24), a first transmission gear (25) is arranged in the second connecting cover (12), and the first transmission gear (25) is meshed with the outer gear ring (20).
5. The fast switching type high-voltage isolating switch detection device according to claim 4, wherein the driving mechanism comprises a driving motor (10) fixedly connected to the top end of the driving column (9), an output shaft of the driving motor (10) is fixedly connected with a driving gear (27), a second transmission gear (28) is arranged on one side of the driving gear (27), a transmission belt (26) is arranged in the second connecting cover (12), and the first transmission gear (25) is in transmission connection with the second transmission gear (28) through the transmission belt (26).
6. The fast switching high voltage isolator detecting device according to claim 5, wherein the driving gear (27) is an incomplete gear, and the side of the driving column (9) is provided with a through opening (31) corresponding to the transmission belt (26).
7. The fast switching high voltage isolator detecting device according to claim 6, wherein the second transmission gear (28) is coaxially and rotatably connected with a rotating shaft (29), the rotating shaft (29) is fixedly connected with the driving column (9), and a spring (30) is fixedly connected between the rotating shaft (29) and the second transmission gear (28).
8. The fast switching type high voltage isolator detecting device according to claim 7, wherein the top of the driving gear (27) is coaxially and fixedly connected with a cam (32), a pressing plate (33) is arranged on one side of the cam (32), and a telescopic rod (34) is connected between the pressing plate (33) and the inner wall of the driving column (9).
9. The fast switching type high-voltage isolating switch detection device according to claim 8, wherein the telescopic rod (34) comprises a fixed tube (35), the fixed tube (35) is fixedly connected with the driving column (9), a pressure rod (36) is slidably connected in the fixed tube (35), the pressure rod (36) is fixedly connected with the pressure plate (33), one end of the pressure rod (36) located in the fixed tube (35) is fixedly connected with an electric connecting rod (38), the fixed tube (35) is fixedly connected with a fixed plate (37), the electric connecting rod (38) penetrates through the fixed plate (37), a first spring (39) is fixedly connected between the fixed plate (37) and the pressure rod (36), the end part in the fixed tube (35) is fixedly connected with a second spring (41), and the second spring (41) is fixedly connected with the conductive plate (40).
10. The fast switching high voltage isolator detecting device according to claim 1, wherein a counter (15) is disposed on the base (7), and a wire (14) is electrically connected between the first conducting rods (4) of the counter (15).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010607459.3A CN111811797B (en) | 2020-06-29 | 2020-06-29 | Quick switching type high-voltage isolating switch detection device |
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|---|---|---|---|
| CN202010607459.3A CN111811797B (en) | 2020-06-29 | 2020-06-29 | Quick switching type high-voltage isolating switch detection device |
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| CN111811797A true CN111811797A (en) | 2020-10-23 |
| CN111811797B CN111811797B (en) | 2022-09-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001888A (en) * | 2021-10-27 | 2022-02-01 | 贵州电网有限责任公司 | Portable isolator touches and indicates spring short-term test instrument |
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