CN112577721A - High-voltage switch mechanical fault diagnosis device - Google Patents
High-voltage switch mechanical fault diagnosis device Download PDFInfo
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- CN112577721A CN112577721A CN202011187820.8A CN202011187820A CN112577721A CN 112577721 A CN112577721 A CN 112577721A CN 202011187820 A CN202011187820 A CN 202011187820A CN 112577721 A CN112577721 A CN 112577721A
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 34
- 239000000428 dust Substances 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 17
- 238000003860 storage Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- Chemical Kinetics & Catalysis (AREA)
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- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention belongs to the technical field of mechanical high-voltage switches, in particular to a high-voltage switch mechanical fault diagnosis device, aiming at the problems that the prior stability is poor, the entering of dust cannot be well prevented, the attached dust on a filter screen cannot be cleaned, and the storage of a lead cannot be realized, the invention provides a scheme that the high-voltage switch mechanical fault diagnosis device comprises a box body, wherein one side of the box body is provided with a plurality of heat dissipation holes, and the filter screen is fixedly arranged on the inner wall of the plurality of heat dissipation holes. The convenience of carrying the equipment is improved, and the lead is protected from being damaged.
Description
Technical Field
The invention relates to the technical field of mechanical high-voltage switches, in particular to a high-voltage switch mechanical fault diagnosis device.
Background
The high-voltage switch is an electrical appliance product which is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like, and the voltage level is 3.6 kV-550 kV, and the high-voltage switch mainly comprises a high-voltage circuit breaker, a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic reclosing and sectionalizing device, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch cabinet and. The high-voltage switch manufacturing industry is an important component of the power transmission and transformation equipment manufacturing industry and plays a very important role in the whole power industry.
The utility model discloses a public number is CN 201464898U's utility model relates to a isolator mechanical fault diagnostic device, the device include detection module and analysis and diagnosis module, detection module is used for detecting high voltage isolator's electric mechanism output torque and motor output current and with the detected information transmission extremely analysis and diagnosis piece, analysis and diagnosis module is used for the analysis to detect information and judges whether mechanical fault appears and store up the fault waveform, send alarm information in high voltage isolator. The utility model discloses not only can gather isolator's key parameter such as moment of torsion, motor power with electricity, can judge fault type and storage data automatically moreover, send the alarm, can also realize the isolator failure diagnosis under low temperature and the high temperature condition.
But this high-voltage switch mechanical failure diagnosis device stability is not good, take place to empty in the operation easily placing on uneven operation ground, cause the damage of equipment, can not prevent when not using that the dust from getting into in the box, and long-time placing and use, can adhere to a large amount of dusts on the filter screen in the radiating hole, influence the normal heat dissipation of equipment, do not have the function of accomodating the wire when equipment does not use, the convenience that the overlength wire exposes outside the box and influences equipment and carries, and the wire exposes in the external world, cause the damage easily.
Disclosure of Invention
The invention aims to solve the defects that the prior art has poor stability, can not prevent dust from entering well, can not clean dust attached on a filter screen and can not store a lead, and provides a high-voltage switch mechanical fault diagnosis device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the high-voltage switch mechanical failure diagnosis device comprises a box body, wherein one side of the box body is provided with a plurality of heat dissipation holes, the inner walls of the heat dissipation holes are fixedly provided with a filter screen, the inner wall of one side of the box body is slidably connected with a second sealing plate and a first sealing plate, the inner wall of one side of the box body is fixedly provided with an installation box, the inner walls of two sides of the installation box are rotatably connected with a first rotating shaft and a second rotating shaft, the outer walls of the first rotating shaft and the second rotating shaft are fixedly sleeved with chain wheels, two chain wheels are sleeved with a same chain, the top of the second sealing plate is fixedly connected with a first connecting block, the top of the first connecting block is fixedly connected with the lower half part of the chain, the top of the first sealing plate is fixedly connected with a second connecting block, the top of the second connecting block is fixedly connected with the upper half part of, the outer wall of install bin has seted up the spout, be provided with in the spout and carry out the clearance subassembly of clearing up to dust on the filter screen, the bottom inner wall fixed mounting of box has detection module, the last fixedly connected with wire of detection module, be provided with the subassembly of accomodating that accomodates the wire in the box, be provided with the subassembly of preventing falling that prevents empting on the box.
Preferably, the driving assembly includes a motor fixing box fixedly installed on an outer wall of one side of the box body, a motor is fixedly installed in the motor fixing box, one end of the first rotating shaft penetrates through an inner wall of one side of the mounting box and extends into the motor fixing box, and one end of the first rotating shaft is fixedly connected with an output shaft of the motor.
Preferably, the clearance subassembly includes sliding connection's in the spout slider, one side inner wall fixedly connected with extension spring of spout, one end of extension spring and one side fixed connection of slider, one side inner wall that the other end of first axis of rotation runs through the install bin and extends to one side of install bin, fixed cover is equipped with the winding wheel on the outer wall of first axis of rotation, the outer wall fixedly connected with stay cord of winding wheel, one end of stay cord and one side fixed connection of slider, the bottom fixedly connected with brush board of slider.
Preferably, the storage assembly includes the reel of one side inner wall rotation connection of box, the through wires hole has been seted up on the outer wall of reel, the one end of wire penetrates and wears out from the through wires hole from the one end of reel, the one end of wire runs through one side inner wall of box and extends to one side of box, the one end fixedly connected with of wire detects the head, the one end of reel runs through one side inner wall of box and extends to one side of box, the first hand wheel of one end fixedly connected with of reel, be provided with the restriction reel pivoted restriction subassembly on the reel. .
Preferably, the restriction subassembly includes the ratchet that the fixed cover was established on the outer wall of reel, one side inner wall of box rotates and is connected with the dwang, the outer wall fixed cover of dwang is equipped with the pawl, pawl and ratchet mesh mutually, one side inner wall fixed mounting of box has the mounting panel, the top fixedly connected with spring of mounting panel, the top of spring and the bottom fixed connection of pawl, one side inner wall of box is run through to the one end of dwang and one side of extending to the box, the handle is twisted to the one end fixedly connected with of dwang.
Preferably, prevent that the subassembly includes four connecting rods that the both sides outer wall symmetry of box rotated the connection, the both sides inner wall of connecting rod rotates and is connected with the internal thread pipe, the inner wall threaded connection of internal thread pipe has the threaded rod, the bottom fixedly connected with lower margin of threaded rod, two are in with the one side that the connecting rod is close to each other rotates and is connected with same branch, the both sides outer wall symmetry of box rotates and is connected with the pneumatic cylinder, the piston rod of pneumatic cylinder and the outer wall fixed connection of branch.
Preferably, the tops of the four threaded rods are fixedly provided with second hand wheels, and handle sleeves of the second hand wheels are provided with anti-skidding sleeves.
Preferably, the outer wall of one side of box fixed mounting has the display screen, display screen and pneumatic cylinder, detection module, motor electric connection.
In the invention, when the mechanical fault of the high-voltage switch needs to be diagnosed, the equipment is moved below the high-voltage switch, the work of the hydraulic cylinders is simultaneously started through the display screen, the telescopic action of the hydraulic cylinders drives the connecting rods to rotate, when the connecting rods rotate to be vertical to the ground, the work of the hydraulic cylinders is closed, then the second hand wheels are respectively rotated, the rotation of the second hand wheels drives the threaded rods to rotate, the rotation of the threaded rods drives the ground feet, the box body can be stably placed on the uneven ground by adjusting the ground feet, the equipment is prevented from toppling over and damaging, when the equipment is stable, the rotation of the motor is started through the display screen, the rotation of the motor drives the first rotating shaft to rotate, the rotation of the first rotating shaft simultaneously drives the chain wheel and the rolling wheel to rotate, the rotation of the chain wheel opens the seal of the heat dissipation holes, and the rotation of, the movement of the brush plate can clean a large amount of dust attached to the filter screen, the heat dissipation efficiency of the equipment is improved, when the heat dissipation holes are completely opened, the rotation of the motor is closed, then the twisting handle is twisted clockwise by a hand to remove the limitation on the ratchet wheel, then the length of the corresponding lead is taken out according to the position of the high-voltage switch to be measured, the twisting of the twisting handle is loosened after the corresponding length is pulled out, under the pulling force action of the spring, the ratchet wheel is fixed by the pawl again to prevent the reel from rotating, finally, the work of the detection module is started, a worker can take the detection head to perform mechanical fault diagnosis on the high-voltage switch as far as possible, the diagnosis result is displayed on the display screen, after the diagnosis is finished, the display screen connecting rod is closed, the first hand wheel is rotated to store the lead, the heat dissipation holes are sealed again to prevent long-time placement, dust and water enter the tank, causing damage to the equipment.
Has the advantages that: the invention improves the stability of the high-voltage switch mechanical fault diagnosis device, prevents the device from being damaged due to the fact that the device is placed on uneven operation ground and falls down, has the function of opening and closing the heat dissipation holes, avoids the damage to the device due to the fact that dust and water enter the box body when the device is not used, shortens the service life of the device, has the function of removing dust from the filter screen, removes the dust on the filter screen, improves the heat dissipation efficiency of the device, has the function of containing wires when the device is not used, improves the carrying convenience of the device, and protects the wires from being damaged.
Drawings
Fig. 1 is a schematic sectional front view of a high-voltage switch mechanical fault diagnosis device according to the present invention;
fig. 2 is a schematic sectional front view of the mechanical failure diagnosis device for the high-voltage switch according to the present invention;
fig. 3 is a schematic sectional front view of the high-voltage switch mechanical failure diagnosis device according to the present invention;
fig. 4 is a schematic rear sectional view of the high-voltage switch mechanical fault diagnosis device according to the present invention;
fig. 5 is a schematic front view of a mechanical fault diagnosis device for a high-voltage switch according to the present invention;
fig. 6 is a schematic sectional front view of a connecting rod of the mechanical fault diagnosis device for the high-voltage switch according to the present invention;
FIG. 7 is a block diagram of a prior art diagnostic module of the proposed high voltage switch mechanical fault diagnostic apparatus;
fig. 8 is a schematic side view of a reel of the high-voltage switch mechanical failure diagnosis device according to the present invention.
In the figure: 1. a box body; 2. a connecting rod; 3. a strut; 4. an internally threaded tube; 5. ground feet; 6. a hydraulic cylinder; 7. heat dissipation holes; 8. filtering with a screen; 9. a first sealing plate; 10. a second sealing plate; 11. a first connection block; 12. a first rotating shaft; 13. a chain; 14. installing a box; 15. a second connecting block; 16. a second rotating shaft; 17. a sprocket; 18. a winding wheel; 19. pulling a rope; 20. a slider; 21. a tension spring; 22. a chute; 23. a detection module; 24. a reel; 25. a ratchet wheel; 26. a threaded rod; 27. mounting a plate; 28. a spring; 29. a pawl; 30. rotating the rod; 31. a motor fixing case; 32. an electric motor; 33. a display screen; 34. a first hand wheel; 35. a second hand wheel; 36. twisting the handle; 37. a wire; 38. a detection head; 39. threading holes; 40. a brush plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-8, the high-voltage switch mechanical failure diagnosis device includes a box body 1, a plurality of heat dissipation holes 7 are formed in one side of the box body 1, a filter screen 8 is fixedly installed on inner walls of the heat dissipation holes 7, a second sealing plate 10 and a first sealing plate 9 are slidably connected to an inner wall of one side of the box body 1, an installation box 14 is fixedly installed on an inner wall of one side of the box body 1, inner walls of two sides of the installation box 14 are rotatably connected with a first rotating shaft 12 and a second rotating shaft 16, chain wheels 17 are fixedly sleeved on outer walls of the first rotating shaft 12 and the second rotating shaft 16, the two chain wheels 17 are sleeved with a same chain 13, a first connecting block 11 is fixedly connected to a top of the second sealing plate 10, a top of the first connecting block 11 is fixedly connected to a lower half portion of the chain 13, a second connecting block 15 is fixedly connected to a top, be provided with drive chain 13 pivoted drive assembly on box 1, spout 22 has been seted up to the outer wall of install bin 14, is provided with the clearance subassembly that carries out the clearance to dust on the filter screen 8 in the spout 22, and box 1's bottom inner wall fixed mounting has detection module 23, and fixedly connected with wire 37 on the detection module 23 is provided with the subassembly of accomodating wire 37 in box 1, is provided with the subassembly of preventing falling of preventing empting on box 1.
Example two
The embodiment is improved on the basis of the first embodiment: the driving assembly comprises a motor fixing box 31 fixedly installed on the outer wall of one side of the box body 1, a motor 32 is fixedly installed in the motor fixing box 31, one end of a first rotating shaft 12 penetrates through the inner wall of one side of the installation box 14 and extends into the motor fixing box 31, one end of the first rotating shaft 12 is fixedly connected with an output shaft of the motor 32, the cleaning assembly comprises a sliding block 20 which is connected in a sliding way 22, an extension spring 21 is fixedly connected with the inner wall of one side of the sliding way 22, one end of the extension spring 21 is fixedly connected with one side of the sliding block 20, the other end of the first rotating shaft 12 penetrates through the inner wall of one side of the installation box 14 and extends to one side of the installation box 14, a winding wheel 18 is fixedly sleeved on the outer wall of the first rotating shaft 12, a pull rope 19 is fixedly connected with the outer wall of the winding wheel 18, one end of the pull rope 19 is fixedly connected with one side of, threading hole 39 is opened on the outer wall of reel 24, one end of wire 37 penetrates from one end of reel 24 and penetrates out from threading hole 39, one end of wire 37 runs through one side inner wall of case 1 and extends to one side of case 1, one end of wire 37 is fixedly connected with detection head 38, one end of reel 24 runs through one side inner wall of case 1 and extends to one side of case 1, one end of reel 24 is fixedly connected with first hand wheel 34, the reel 24 is provided with a restriction component for restricting the rotation of reel 24, the restriction component comprises ratchet wheel 25 fixedly sleeved on the outer wall of reel 24, one side inner wall of case 1 is rotatably connected with rotating rod 30, outer wall of rotating rod 30 is fixedly sleeved with pawl 29, pawl 29 is meshed with ratchet wheel 25, one side inner wall of case 1 is fixedly installed with mounting plate 27, top fixedly connected with spring 28 of mounting plate 27, top of spring 28 is fixedly connected with bottom of pawl 29, one end of the rotating rod 30 runs through the inner wall of one side of the box body 1 and extends to one side of the box body 1, one end fixedly connected with twisting handle 36 of the rotating rod 30, the anti-falling component comprises four connecting rods 2 which are connected in a symmetrical and rotating mode through the outer walls of two sides of the box body 1, the inner walls of two sides of the connecting rods 2 are connected with an internal thread tube 4 in a rotating mode, the inner wall of the internal thread tube 4 is connected with a threaded rod 26 in a threaded mode, the bottom of the threaded rod 26 is fixedly connected with ground feet 5, one side, close to each other, of the two connecting rods 2 on the same side is connected with one supporting rod 3 in a rotating mode, the outer walls of two sides of the box body 1 are connected with a hydraulic cylinder 6 in a symmetrical and rotating mode, a piston rod of the hydraulic cylinder 6 is fixedly connected with the outer wall of the supporting, The detection module 23 and the motor 32 are electrically connected.
The working principle is as follows: when the high-voltage switch mechanical fault needs to be diagnosed, the equipment is moved below the high-voltage switch, the work of the hydraulic cylinder 6 is simultaneously started through the display screen 33, the telescopic movement of the hydraulic cylinder 6 drives the connecting rod 2 to rotate, when the connecting rod 2 rotates to be vertical to the ground, the work of the hydraulic cylinder 6 is closed, then the second hand wheels 35 are respectively rotated, the rotation of the second hand wheels 35 drives the threaded rod 26 to rotate, the rotation of the threaded rod 26 drives the ground feet 5, the box body 1 can be stably arranged on uneven ground by adjusting the ground feet 5, the equipment is prevented from toppling over and being damaged, when the equipment is stable, the rotation of the motor 32 is started through the display screen 33, the rotation of the motor 32 drives the first rotating shaft 12 to rotate, the rotation of the first rotating shaft 12 simultaneously drives the chain wheel 17 and the winding wheel 18 to rotate, the rotation of the chain wheel 17 drives the chain 13 to rotate, the rotation of the chain 13 drives the first connecting block 11 and, the first connecting block 11 and the second connecting block 15 move oppositely to drive the second sealing plate 10 and the first sealing plate 9 to open the sealing of the heat dissipation hole 7, at the same time, the rotation of the first rotating shaft 12 drives the pulling rope 19 to move, the movement of the pulling rope 19 drives the sliding block 20 to slide, the sliding block 20 drives the sliding block 40 to move, the movement of the brush plate 40 cleans a large amount of dust attached on the filter screen 8, the heat dissipation efficiency of the device is improved, after the heat dissipation hole 7 is completely opened, the rotation of the motor 32 is turned off, then the twisting handle 36 is twisted clockwise by the hand, the rotation of the twisting handle 36 drives the rotating rod 30 to rotate, the rotation of the rotating rod 30 drives the pawl 29 to rotate, the rotation of the pawl 29 removes the limitation on the ratchet 25, then the length of the corresponding lead 37 is pulled out according to the position of the high-voltage switch to be measured, the twisting handle 36 is loosened after the corresponding length is pulled out, under the pulling force effect of spring 28, pawl 29 will fix ratchet 25 again, prevent that reel 24 from rotating, the work of opening detection module 23 at last, the staff can take detection head 38 to carry out mechanical failure diagnosis to high tension switchgear as far as possible, the result of diagnosis will show on display screen 33, after the diagnosis is finished, close display screen 33 and pack up connecting rod 2, rotate first hand wheel 34 and accomodate wire 37, and seal louvre 7 once more, prevent to place for a long time, dust and water get into box 1, cause the damage to equipment.
However, as is well known to those skilled in the art, the working principle and wiring method of the hydraulic cylinder 6, the detection module 23 and the electric motor 32 are common and are conventional means or common knowledge, and thus, they will not be described herein again, and those skilled in the art can make any choice according to their needs or convenience.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. High-voltage switch mechanical failure diagnosis device, including box (1), characterized in that, a plurality of louvres (7) have been seted up to one side of box (1), and a plurality of the inner wall fixed mounting of louvre (7) has filter screen (8), one side inner wall sliding connection of box (1) has second closing plate (10) and first closing plate (9), one side inner wall fixed mounting of box (1) has install bin (14), the both sides inner wall of install bin (14) rotates and is connected with first axis of rotation (12) and second axis of rotation (16), all fixed cover is equipped with sprocket (17) on the outer wall of first axis of rotation (12) and second axis of rotation (16), two sprocket (17) cover is equipped with same chain (13), the top fixedly connected with first connecting block (11) of second closing plate (10), the top of first connecting block (11) and the latter half fixed connection of chain (13), the top fixedly connected with second connecting block (15) of first closing plate (9), the top of second connecting block (15) and the first half fixed connection of chain (13), be provided with drive chain (13) pivoted drive assembly on box (1), spout (22) have been seted up to the outer wall of install bin (14), be provided with the clearance subassembly that carries out the clearance to dust on filter screen (8) in spout (22), the bottom inner wall fixed mounting of box (1) has detection module (23), fixedly connected with wire (37) on detection module (23), be provided with the subassembly of accomodating that takes in wire (37) in box (1), be provided with the subassembly of preventing toppling over that prevents toppling over on box (1).
2. The high-voltage switch mechanical failure diagnosis device according to claim 1, wherein the driving assembly comprises a motor fixing box (31) fixedly mounted on one side outer wall of the box body (1), a motor (32) is fixedly mounted in the motor fixing box (31), one end of the first rotating shaft (12) penetrates through one side inner wall of the mounting box (14) and extends into the motor fixing box (31), and one end of the first rotating shaft (12) is fixedly connected with an output shaft of the motor (32).
3. The high-voltage switch mechanical fault diagnosis device according to claim 1, wherein the cleaning assembly comprises a sliding block (20) slidably connected in a sliding groove (22), a tension spring (21) is fixedly connected to an inner wall of one side of the sliding groove (22), one end of the tension spring (21) is fixedly connected to one side of the sliding block (20), the other end of the first rotating shaft (12) penetrates through an inner wall of one side of the installation box (14) and extends to one side of the installation box (14), a winding wheel (18) is fixedly sleeved on an outer wall of the first rotating shaft (12), a pull rope (19) is fixedly connected to an outer wall of the winding wheel (18), one end of the pull rope (19) is fixedly connected to one side of the sliding block (20), and a brush plate (40) is fixedly connected to the bottom of the sliding block (20).
4. The high voltage switch mechanical fault diagnostic device of claim 1, the containing assembly comprises a reel (24) rotationally connected with the inner wall of one side of the box body (1), the outer wall of the reel (24) is provided with a threading hole (39), one end of the lead (37) penetrates through one end of the reel (24) and penetrates out of the threading hole (39), one end of the lead (37) penetrates through the inner wall of one side of the box body (1) and extends to one side of the box body (1), one end of the lead (37) is fixedly connected with a detection head (38), one end of the reel (24) penetrates through the inner wall of one side of the box body (1) and extends to one side of the box body (1), one end of the reel (24) is fixedly connected with a first hand wheel (34), and a limiting component for limiting the rotation of the reel (24) is arranged on the reel (24).
5. The high-voltage switch mechanical failure diagnosis device of claim 4, wherein the limiting component comprises a ratchet wheel (25) which is fixedly sleeved on the outer wall of a reel (24), a rotating rod (30) is rotatably connected to the inner wall of one side of the box body (1), a pawl (29) is fixedly sleeved on the outer wall of the rotating rod (30), the pawl (29) is meshed with the ratchet wheel (25), a mounting plate (27) is fixedly mounted on the inner wall of one side of the box body (1), a spring (28) is fixedly connected to the top of the mounting plate (27), the top of the spring (28) is fixedly connected to the bottom of the pawl (29), one end of the rotating rod (30) penetrates through the inner wall of one side of the box body (1) and extends to one side of the box body (1), and a twisting handle (36) is fixedly connected to one end of the rotating rod (30).
6. The high-voltage switch mechanical fault diagnosis device of claim 1, wherein the anti-falling component comprises four connecting rods (2) which are symmetrically and rotatably connected with the outer walls of two sides of the box body (1), the inner walls of two sides of the connecting rods (2) are rotatably connected with an internal thread pipe (4), the inner wall of the internal thread pipe (4) is in threaded connection with a threaded rod (26), the bottom of the threaded rod (26) is fixedly connected with ground feet (5), two connecting rods (2) which are in the same plane are rotatably connected with the same supporting rod (3) at one side close to each other, the outer walls of two sides of the box body (1) are symmetrically and rotatably connected with a hydraulic cylinder (6), and a piston rod of the hydraulic cylinder (6) is fixedly connected with the outer wall.
7. The high-voltage switch mechanical fault diagnosis device according to claim 1, characterized in that a second hand wheel (35) is fixedly mounted on the top of each of the four threaded rods (26), and a handle sleeve of the second hand wheel (35) is provided with an anti-slip sleeve.
8. The high-voltage switch mechanical fault diagnosis device according to claim 1, wherein a display screen (33) is fixedly mounted on the outer wall of one side of the box body (1), and the display screen (33) is electrically connected with the hydraulic cylinder (6), the detection module (23) and the motor (32).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011187820.8A CN112577721A (en) | 2020-10-30 | 2020-10-30 | High-voltage switch mechanical fault diagnosis device |
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| CN202011187820.8A CN112577721A (en) | 2020-10-30 | 2020-10-30 | High-voltage switch mechanical fault diagnosis device |
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| CN110108969A (en) * | 2019-06-25 | 2019-08-09 | 国网山东省电力公司龙口市供电公司 | Line Loss of Distribution Network System detection device |
| CN210530625U (en) * | 2019-07-25 | 2020-05-15 | 合肥汉东装饰工程有限公司 | Sliding window with good waterproof effect |
| CN211040592U (en) * | 2019-08-28 | 2020-07-17 | 四川世纪互通机电工程有限责任公司 | Road engineering is with adjustable mobilizable novel light |
| CN111077351A (en) * | 2019-12-30 | 2020-04-28 | 广东电网有限责任公司 | On-line detection and diagnosis device for power system |
| CN211630587U (en) * | 2020-03-26 | 2020-10-02 | 田宇 | Dustproof protection device of electrical equipment |
| CN111799613A (en) * | 2020-08-14 | 2020-10-20 | 安徽信息工程学院 | Structure is accomodate to cell-phone data line |
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Application publication date: 20210330 |