CN213903700U - Insulation detection device of electroscope insulating rod for electric power inspection - Google Patents
Insulation detection device of electroscope insulating rod for electric power inspection Download PDFInfo
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- CN213903700U CN213903700U CN202022478730.6U CN202022478730U CN213903700U CN 213903700 U CN213903700 U CN 213903700U CN 202022478730 U CN202022478730 U CN 202022478730U CN 213903700 U CN213903700 U CN 213903700U
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Abstract
The utility model provides an insulation detection device of an electroscope insulating rod for power inspection, which belongs to the technical field of power maintenance detection equipment and comprises a frame, a transmission component, two groups of detection components and a megohmmeter; the frame is provided with two brackets for placing insulating rods of the electroscope; the transmission assembly is used for driving the two groups of detection assemblies to move; each group of detection components comprises a fixed sleeve ring, a plurality of contact elements, a plurality of springs and an adjusting sleeve ring, wherein one end of each contact element is used for abutting against the peripheral surface of an insulating rod of the electroscope positioned in the fixed sleeve ring, and the other end of each contact element is in sliding connection with the adjusting sleeve rotatably arranged on the outer side of the fixed sleeve ring; the spring is used for bouncing the contact piece to continuously abut against the peripheral surface of the insulating rod of the electroscope; the megger is electrically connected with the two fixed lantern rings respectively. The utility model provides an electric power patrols and examines and uses electroscope insulator spindle's insulating detection device can adapt to the electroscope insulator spindle of diameter variation in size, and the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of power maintenance check out test set, more specifically say, relate to an electric power is patrolled and examined and is used insulating detection device of electroscope insulator spindle.
Background
Along with the acceleration of electric wire netting construction pace, the electric power scale constantly enlarges, and the number of times that the circuit overhauld also increases thereupon, and is mostly live working to the maintenance of electric wire netting circuit at present, needs frequently to use electroscope insulator spindle, and the insulator spindle is a unified name that insulating tool in the electric power system is exclusively used in to constitute, can be used for live working, live overhaul and live maintenance operation utensil.
Must detect its insulating nature before using the electroscope insulator spindle, consequently need use insulating detection device promptly, insulating detection device is detecting the electroscope insulator spindle, through locating on the electroscope insulator spindle with the detection ring cover that two parallels and interval set up to need two to detect the ring and can slide in step on the electroscope insulator spindle, in order to detect whole electroscope insulator spindle. However, because the diameters of the insulating rods of the electroscope are different in size, two oppositely arranged contact semi-rings are arranged in a detection ring in the existing insulation detection device, and the two contact semi-rings move relatively or back to back through two adjusting screws so as to realize transition fit with the insulating rods of the electroscope. To different diameter sizes's electroscope insulator spindle, this kind of manually regulated adjusting screw's mode is difficult to realize the fine setting, and interference fit or clearance fit appear between two contact semi-rings very easily and electroscope insulator spindle. The interference fit, the detection ring will not move; the clearance fit can not accurately detect the insulating rod of the electroscope; the adjustment is time-consuming and labor-consuming, the adaptability is poor, and the practicability of the insulation detection device is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric power patrols and examines insulating detection device with electroscope insulator spindle aims at solving the poor problem of practicality that current insulation detection ware leads to because of wasting time and energy to the installation of the insulating rod of diameter variation in size.
In order to achieve the above object, the utility model adopts the following technical scheme: the insulation detection device of the electroscope insulating rod for power inspection comprises a rack, a transmission assembly connected with the rack, two groups of detection assemblies connected with the transmission assembly and a megohmmeter;
the rack is provided with two brackets for placing the insulating rods of the electroscope;
the two groups of detection assemblies are arranged at intervals; each group of detection assemblies comprises a fixed sleeve ring, an adjusting sleeve ring sleeved on the fixed sleeve ring in a rotating mode, and a plurality of contact elements distributed at intervals along the circumferential direction of the fixed sleeve ring, wherein one end of each contact element is used for being abutted against the outer circumferential surface of an insulating rod of an electroscope positioned in the fixed sleeve ring, and the other end of each contact element penetrates through the fixed sleeve ring and the adjusting sleeve ring and is connected with the adjusting sleeve ring in a sliding mode; each contact piece is further provided with a spring, and two ends of each spring are respectively abutted against the abutting end of each contact piece and the inner circumferential surface of the fixed lantern ring.
As another embodiment of the present application, the rack has a rack length direction, and the two brackets are disposed at intervals along the rack length direction;
two sets of the detecting component is parallel and the interval sets up along frame length direction.
As another embodiment of the present application, the fixing collar is provided with sliding holes corresponding to the contact pieces one by one along a circumferential direction; each of the contacts includes:
the sliding rod is provided with a first end and a second end opposite to the first end, and the sliding rod is arranged in the corresponding sliding hole in a sliding mode so as to slide in the sliding hole along the radial direction of the fixed lantern ring;
the abutting plate is positioned on the inner side of the fixed sleeve ring, is fixedly arranged on the first end of the sliding rod and is used for abutting against the peripheral surface of the electroscope insulating rod positioned in the fixed sleeve ring; and
and the first wedge-shaped body is arranged on the second end of the sliding rod and is positioned at the outer side of the fixed lantern ring.
As another embodiment of the present application, the second end of the sliding rod is provided with an external thread structure; and the first wedge-shaped body is provided with a threaded hole matched with the external thread structure.
As another embodiment of the present application, the spring is sleeved on the sliding rod, and one end of the spring is abutted against the abutting plate.
As another embodiment of the present application, the adjusting collar includes two rotating portions and a plurality of second wedge bodies connected to the two rotating portions and adapted to the plurality of first wedge bodies one by one; the two rotating parts are arranged at intervals along the length direction of the rack and are rotatably sleeved on the peripheral surface of the fixed lantern ring; the plurality of second wedge-shaped bodies are arranged between the two rotating bodies and are respectively connected with the two rotating bodies; and each second wedge-shaped body is provided with a notch for the sliding rod to pass through.
As another embodiment of the present application, the fixing collar is provided with a connecting plate fixedly connected with the transmission assembly, and the connecting plate is integrally connected with the fixing collar;
the adjusting lantern ring is of a semi-annular structure, and the arc length of the adjusting lantern ring is smaller than that of the fixing lantern ring.
As another embodiment of the present application, the transmission assembly includes:
the sliding guide rail is arranged on the rack along the length direction of the rack;
the sliding block is arranged on the sliding guide rail in a sliding mode and is fixedly connected with the connecting plate; and
the lead screw rotates and sets up in the frame, and with sliding guide parallel arrangement, the lead screw with set up in screw cooperation connection of screw portion on the slider rotates in order to drive the slider slides.
As another embodiment of this application, still be equipped with along the guide rail that the length direction of frame set up in the frame, the bracket sets up on the guide rail, be equipped with along length direction on the guide rail and supply the rectangular mouth that the connecting plate passed.
As another embodiment of the application, the megger is provided with a rocking handle, and the power output end of the rocking handle is connected with the power input end of the screw rod so as to drive the screw rod to rotate.
The utility model provides an electric power patrols and examines insulating detection device with electroscope insulator spindle's beneficial effect lies in: compared with the prior art, the utility model discloses electric power patrols and examines and uses electroscope insulator spindle's insulation detection device sets up two brackets in the frame to place the electroscope insulator spindle, and set up drive assembly on the support body, drive assembly is connected with two sets of determine module, and drives two sets of determine module and slide on the electroscope insulator spindle, in order to detect the electroscope insulator spindle. Each group of detection components comprises a fixed sleeve ring, a plurality of contact elements, a plurality of springs and an adjusting sleeve ring, the fixed sleeve ring is sleeved on the electroscope insulating rod, and one end of each contact element is abutted with the outer peripheral surface of the electroscope insulating rod in the fixed sleeve ring so as to be conveniently electrically connected with the electroscope insulating rod; the other end of contact is connected with the regulation lantern ring, can be under the rotation effect of adjusting the lantern ring, outwards slide along the radial of fixed lantern ring, relieve the butt with electroscope insulator spindle. The springs and the contact elements are arranged in a one-to-one correspondence mode, and the spring elastic contact elements are continuously kept in abutting connection with the insulating rods of the electroscope. The structure of the detection assembly can adapt to the electroscope insulator spindle with different diameters due to the reverse action of the spring, the problem that the error is large due to manual adjustment is solved, the contact is abutted to the electroscope insulator spindle through the spring, the abutting force is appropriate, and the electric connection with the electroscope insulator spindle can be ensured while the sliding is not influenced. The megger is respectively and electrically connected with the two fixed lantern rings, so that the detection of the insulating rod of the electroscope is ensured.
The utility model discloses electric power patrols and examines and uses electroscope insulator spindle's insulation detection device is through the determine module that sets up, can adapt to the electroscope insulator spindle of diameter variation in size, simultaneously through the reverse action of spring, when guaranteeing with electroscope insulator spindle in close contact with, can also guarantee with the sliding connection of electroscope insulator spindle, simple structure, the electroscope insulator spindle is installed and removed the convenience, and the practicality is strong.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of an insulation detection device of an electroscope insulating rod for power inspection provided by an embodiment of the utility model;
fig. 2 is a schematic structural view of a detection assembly of the insulation detection device of the electroscope insulation rod for power inspection provided by the embodiment of the utility model;
fig. 3 is a schematic view of a fixing sleeve ring structure of an insulation detection device of an electroscope insulation rod for power inspection provided by the embodiment of the utility model;
fig. 4 is a schematic view of a contact member structure of an insulation detection device of an electroscope insulation rod for power inspection provided by the embodiment of the utility model;
in the figure: 10. a frame; 11. a guide rail; 12. a bracket; 20. a transmission assembly; 21. a sliding guide rail; 22. a slider; 23. a lead screw; 30. a detection component; 31. a fixed collar; 311. a slide hole; 32. a contact member; 321. a slide bar; 322. a butt joint plate; 323. a first wedge; 33. a spring; 34. adjusting the lantern ring; 341. a rotator portion; 342. a second wedge; 40. a megger; 41. a rocking handle; 50. electroscope insulator spindle.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 4 together, the insulation detection device of the electroscope insulation rod for power inspection according to the present invention will now be described. The insulation detection device of the electroscope insulating rod for the power inspection comprises a rack 10, a transmission assembly 20, two groups of detection assemblies 30 and a megohmmeter 40; wherein, the frame 10 is provided with two brackets 12 for placing the insulating rod 50 of the electroscope; the transmission assembly 20 is arranged on the frame 10 and used for driving the two groups of detection assemblies 30 to move; the two groups of detection assemblies 30 are arranged in parallel and at intervals; each group of detection assemblies 30 comprises a fixed lantern ring 31, a plurality of contact pieces 32, a plurality of springs 33 and an adjusting lantern ring 34, wherein the fixed lantern ring 31 is provided with a plurality of sliding holes 311 for the contact pieces 32 to slide along the circumferential direction, one end of each contact piece 32 is used for being abutted against the outer circumferential surface of an electroscope insulating rod 50 in the fixed lantern ring 31, and the other end of each contact piece 32 is in sliding connection with an adjusting sleeve rotatably arranged on the outer side of the fixed lantern ring 31; the spring 33 is used for continuously abutting the elastic contact piece 32 with the outer peripheral surface of the electroscope insulating rod 50; the megger 40 is electrically connected to the two fixing collars 31, respectively.
The utility model provides an electric power patrols and examines insulating detection device with electroscope insulator spindle, compares with prior art, the utility model discloses electric power patrols and examines and uses the insulating detection device with electroscope insulator spindle sets up two brackets 12 in frame 10 to place electroscope insulator spindle 50, and set up drive assembly 20 on the support body, drive assembly 20 is connected with two sets of determine module 30, and drives two sets of determine module 30 and slide on electroscope insulator spindle 50, in order to detect electroscope insulator spindle 50. Each group of detection components 30 comprises a fixed lantern ring 31, a plurality of contact elements 32, a plurality of springs 33 and an adjusting lantern ring 34, wherein the fixed lantern ring 31 is sleeved on the electroscope insulating rod 50, one end of each contact element 32 is abutted with the peripheral surface of the electroscope insulating rod 50 in the fixed lantern ring 31, so that the contact elements are conveniently and electrically connected with the electroscope insulating rod 50; the other end of the contact 32 is connected to the adjusting collar 34, and can slide outward in the radial direction of the fixing collar 31 by the rotation of the adjusting collar 34, and the contact with the electroscope insulating rod 50 is released. The plurality of springs 33 are provided in one-to-one correspondence with the plurality of contacts 32, and the springs 33 urge the contacts 32 to be continuously held in contact with the electroscope insulating rod 50. The structure of detection component 30 can adapt to electroscope insulator spindle 50 of diameter variation in size because of spring 33's reverse action, has changed in the past in addition because of the great problem of manual regulation error, through spring 33's bullet, contact 32 and electroscope insulator spindle 50 realize the butt, and the butt dynamics is suitable, when not influencing the gliding, can also guarantee to be connected with electroscope insulator spindle 50's electricity. The megger 40 is electrically connected to the two fixing collars 31, respectively, so as to ensure the detection of the electroscope insulating rod 50.
The utility model discloses electric power patrols and examines insulating detection device with electroscope insulator spindle is through the determine module 30 that sets up, can adapt to the electroscope insulator spindle 50 of diameter variation in size, and through the reverse action of spring 33, when guaranteeing with the 50 in close contact with of electroscope insulator spindle, can also guarantee with the sliding connection of electroscope insulator spindle 50, simple structure, the convenience is installed and removed to electroscope insulator spindle 50, and the practicality is strong.
As a specific embodiment of the insulation detecting device of the electroscope insulating rod for power inspection provided by the utility model, please refer to fig. 1 to 4 together, the frame 10 has a length direction of the frame 10, and two brackets 12 are arranged along the length direction of the frame 10 at intervals. Two sets of inspection assemblies 30 are spaced apart and parallel along the length of the rack 10. This kind of structure can be convenient for to the arrangement of electroscope insulator spindle 50, also be convenient for simultaneously to the detection of electroscope insulator spindle 50.
In this embodiment, the bracket 12 is provided with an arc-shaped groove for facilitating the fixed arrangement of the insulating rod 50 of the electroscope, preferably, the bracket 12 includes a fixed frame, two slide rods, two oppositely-arranged clamping plates and a bidirectional screw 23, and the two slide rods are arranged in the fixed frame and arranged along the direction vertical to and horizontal to the length direction of the rack 10; the two clamping plates are arranged on the two sliding rods in a sliding manner; the bidirectional screw 23 is rotatably disposed on the fixed frame and respectively connected with the nut portions disposed on the two clamping plates in a screw fit manner to drive the two clamping plates to move relatively or slide back to back.
As an embodiment of the present invention, please refer to fig. 1 to 4 together, the fixing collar 31 is provided with a plurality of sliding holes 311 along the contour, the sliding holes 311 and the plurality of contact elements 32 are arranged in a one-to-one correspondence manner, the plurality of contact elements 32 and the plurality of sliding holes 311 are arranged in a one-to-one correspondence manner, and each contact element 32 includes a sliding rod 321, a butt plate 322 and a first wedge 323.
The sliding rod 321 has a first end of the sliding rod 321 and a second end of the sliding rod 321 opposite to the first end of the sliding rod 321, and the sliding rod 321 is slidably disposed in the corresponding sliding hole 311 to slide in the sliding hole 311 along a radial direction of the fixing collar 31. The sliding rod 321 is a cylindrical structure made of metal, and the material can be copper, steel, silver, and the like, preferably, a copper cylinder is used in this application. The fixed collar 31 and the sliding rod 321 are made of the same material, and are slidably connected to each other to achieve conductivity.
The abutting plate 322 is located inside the fixing collar 31 and is fixedly disposed at the first end of the sliding rod 321, and the abutting plate 322 is disposed along the length direction of the rack 10 and is configured to abut against the outer peripheral surface of the electroscope insulating rod 50 located in the fixing collar 31. Butt joint board 322 can be direct with electroscope insulator spindle 50's peripheral face looks butt, can make on the electric current conduction on the slide bar 321 reaches electroscope insulator spindle 50, can be convenient for to electroscope insulator spindle 50's detection achievement. Meanwhile, the abutting plate 322 is disposed along the length direction of the rack 10, i.e., disposed parallel to the electroscope insulating rod 50, so as to be in line contact with the electroscope insulating rod 50, thereby ensuring the power connection area. The material of the abutting plate 322 may be copper, steel, silver, etc.
The first wedge 323 is disposed on the second end of the sliding rod 321 and is located outside the fixing collar 31. The first wedge 323 can facilitate contact with the electroscope insulating rod 50 under the action of the adjusting collar 34, and facilitate detachment of the electroscope insulating rod 50.
As a specific implementation manner of the insulation detection device of the electroscope insulating rod for power inspection provided in the embodiment of the present invention, please refer to fig. 1 to 4 together, the second end of the sliding rod 321 is provided with an external thread structure; the first wedge 323 is provided with a threaded hole matched with the external thread structure.
First, this structure can facilitate the attachment, detachment, and replacement of the contact 32; in addition, this kind of structure can be changed spring 33 at any time to guarantee that the butt joint board 322 is for being suitable with the butt dynamics of electroscope insulator spindle 50. This kind of detachable structure also can be convenient for adjust the maximum position of butt joint board 322, further adapts to different diameter sizes electroscope insulator spindle 50.
As an embodiment of the present invention, please refer to fig. 1 to 4 together, a plurality of springs 33 and a plurality of contacts 32 are arranged in a one-to-one correspondence manner, each spring 33 is sleeved on the corresponding sliding rod 321, one end of each spring 33 abuts against the inner wall of the fixed sleeve ring 31, and the other end abuts against the abutting plate 322 in the corresponding contact 32. The spring 33 can resiliently urge the abutment plate 322 to remain in abutment with the outer peripheral surface of the electroscope insulating rod 50.
As a specific implementation manner of the insulation detection device of the electroscope insulating rod for power inspection provided in the embodiment of the present invention, please refer to fig. 1 to 4 together, the adjusting collar 34 includes two rotating portions 341 and a plurality of second wedges 342 adapted to the plurality of first wedges 323; the two rotating parts 341 are arranged at intervals along the length direction of the rack 10, and are rotatably sleeved on the outer peripheral surface of the fixed sleeve ring 31; the plurality of second wedges 342 are disposed between the two rotating portions 341 and are respectively connected to the two rotating portions 341; each second wedge 342 is provided with a notch through which the sliding rod 321 passes.
The fixed lantern ring 31 is sleeved on the electroscope insulating rod 50, a plurality of sliding holes 311 are formed in the fixed lantern ring 31 along the circumferential direction, the sliding holes 311 and the contact elements 32 are arranged in a one-to-one correspondence mode, and one end of each contact element 32 is abutted to the outer circumferential surface of the electroscope insulating rod 50 located in the fixed lantern ring 31 so as to be conveniently electrically connected with the electroscope insulating rod 50; the other end of the contact 32 is connected to the adjusting collar 34, and can slide outward in the radial direction of the fixing collar 31 by the rotation of the adjusting collar 34, and the contact with the electroscope insulating rod 50 is released. The plurality of springs 33 are provided in one-to-one correspondence with the plurality of contacts 32, and the springs 33 urge the contacts 32 to be continuously held in contact with the electroscope insulating rod 50. The structure of detection component 30 can adapt to electroscope insulator spindle 50 of diameter variation in size because of spring 33's reverse action, has changed the mode of manual regulation in the past moreover, through spring 33's bullet, and contact 32 realizes the butt with electroscope insulator spindle 50, and the butt dynamics is suitable, when not influencing the gliding, can also guarantee to be connected with electroscope insulator spindle 50's electricity. The megger 40 is electrically connected to the two fixing collars 31, respectively, so as to ensure the detection of the electroscope insulating rod 50.
The first wedge 323 is disposed on the second end of the sliding rod 321 and is located outside the fixing collar 31. The first wedge 323 can facilitate contact with the electroscope insulating rod 50 under the action of the adjusting collar 34, and facilitate detachment of the electroscope insulating rod 50.
The second wedge 342 in this embodiment may be a triangular prism or a quadrangular prism, preferably a quadrangular prism, the first wedge 323 has a triangular prism structure, the cross section of the second wedge 342 has a right-angled trapezoid structure, and the cross section of the first wedge 323 has a right-angled triangle structure. The inclined plane of one waist edge of the second wedge-shaped body 342 faces the outward side of the fixed collar 31, and the inclined plane of one inclined edge of the first wedge-shaped body 323 faces the inward side of the fixed collar 31 in the radial direction. The first wedge 323 is adapted to the two inclined surfaces of the second wedge 342. The rotating body rotates to drive the second wedge 342 to rotate in the forward direction, and the interaction between the second wedge 342 and the first wedge 323 enables the first wedge 323 to pull the sliding rod 321 to slide outwards along the radial direction of the fixed sleeve ring 31, and at this time, the abutting plate 322 is released from contact with the electroscope insulating rod 50. When the rotator rotates reversely, the second wedge 342 separates from the first wedge 323, and the spring 33 rebounds, so that the abutting plate 322 continues to abut against the electroscope insulating rod 50. This kind of structure, convenient operation can adapt to the electroscope insulator spindle 50 of diameter variation in size, and the electroscope insulator spindle 50 of being convenient for installs and removes moreover, and the practicality is strong.
The second wedge 342 is provided with a notch, which facilitates the sliding rod 321 to enter the notch when the second wedge 342 rotates along with the rotating body. Interference with the slide bar 321 is prevented.
As a specific implementation manner of the insulation detection device of the electroscope insulating rod for power inspection provided in the embodiment of the present invention, please refer to fig. 1 to 4 together, the fixed sleeve ring 31 is provided with a connecting plate fixedly connected with the transmission assembly 20, and the connecting plate is integrally connected with the fixed sleeve ring 31; the connecting plate can carry out certain compensation to the height of fixed lantern ring 31, also can be convenient for the fixed connection to fixed lantern ring 31 simultaneously.
The adjusting collar 34 is a semi-annular structure, and the arc length of the adjusting collar 34 is smaller than that of the fixing collar 31. Because of the arrangement of the connecting plate, a blocking can appear on the outer peripheral surface of the fixed lantern ring 31, at this time, the adjusting lantern ring 34 cannot be in a closed circular ring shape, and the adjusting lantern ring 34 still needs to rotate by a certain angle. Therefore, the arc length of the adjusting collar 34 is smaller than that of the fixing collar 31, so that the rotation can be realized, and the interference with the connecting plate can be prevented in the rotation process, thereby facilitating the adjustment control of the contact 32.
As an embodiment of the utility model provides an electric power is patrolled and examined and is used a concrete implementation of the insulating detection device of electroscope insulator spindle, please refer to fig. 1 to 4 together, drive assembly 20 includes:
a slide rail 21 provided on the frame 10 along a longitudinal direction of the frame 10;
the sliding block 22 is arranged on the sliding guide rail 21 in a sliding mode and is fixedly connected with the connecting plate; and
the lead screw 23 is rotatably disposed on the frame 10 and parallel to the sliding guide rail 21, and the lead screw 23 is spirally coupled to the nut portion disposed on the slider 22 to rotate to drive the slider 22 to slide.
The material of the slider 22 may be common commercially available bakelite, resin, rubber, or the like, and in the present embodiment, insulating resin is preferably used as the material of the slider 22. The sliding block 22 is fixedly connected with the connecting plate through bolts.
As an embodiment of the utility model provides a power inspection is with a concrete implementation mode of the insulation detection device of electroscope insulator spindle please refer to fig. 1 to 4 together, power inspection is with an insulation detection device of electroscope insulator spindle still including supplying bracket 12 sliding connection's guide rail 11, and guide rail 11 sets firmly in frame 10, and sets up along the length direction of frame 10, is equipped with the rectangular mouth that supplies the connecting plate to pass along length direction on the guide rail 11.
The guide rail 11 is fixed on the frame 10, the section of the guide rail 11 is in a convex shape, and the bracket 12 is provided with a groove matched with the convex shape of the section of the guide rail 11. Optionally, in order to realize that the connecting plate can be directly sleeved with the electroscope insulating rod 50 after avoiding the guide rail 11, the 'convex' shape of the guide rail 11 or the groove of the bracket 12 can be made into an eccentric form, and then the connecting plate can be made into a bent form to avoid the guide rail 11.
As an embodiment of the utility model provides an electric power is patrolled and examined and is used insulating detection device's of electroscope insulator spindle concrete implementation mode, please refer to fig. 1 to 4 together, is equipped with rocking handle 41 on the megohmmeter 40, and the power take off end of rocking handle 41 links to each other with the power input end of lead screw 23 to drive lead screw 23 and rotate.
One of the fixing collars 31 is connected to the "L" terminal of the megger 40 through a wire, and the other fixing collar 31 is connected to the "E" terminal of the megger 401 through a wire, so that the insulation performance of the portion of the electroscope insulating rod 50 between the two fixing collars 31 can be tested.
The megger 40 of the present embodiment is a modified megger 40, and specifically includes: the rotating shaft of the rocking handle 41 is connected with the power input end of the screw 23, namely the rocking handle 41 is also used as the power source of the screw 23. The thread pitches of the lead screw 23 and the nut in the slider 22 should be set according to the rotation speed of the rocking handle 41 when the megger 40 is normally used, so as to ensure that the rocking handle 41 is rocked to ensure that the moving speed of the fixed collar 31 is not too fast when the megger 40 normally works. During operation, firstly, the electroscope insulating rod 50 penetrates through the fixed sleeve ring 31, the electroscope insulating rod 50 is placed on the bracket 12, then the rocking handle 41 of the megohmmeter 40 is rocked manually, meanwhile, the fixed sleeve ring 31 is also moved from one end of the electroscope insulating rod 50 to the other end, namely, the insulating property of the electroscope insulating rod 50 is detected, whether the insulating property of the electroscope insulating rod 50 is qualified is detected, and the standard is the same as the standard for manually detecting the insulating property of the electroscope insulating rod 50 by utilizing the common megohmmeter 40 in the prior art.
This embodiment simple structure, whole operation process only need alone can, easy operation is swift, and prior art labour saving and time saving is compared.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The insulation detection device of the electroscope insulating rod for power inspection is characterized by comprising a rack, a transmission assembly connected with the rack, two groups of detection assemblies connected with the transmission assembly and a megohmmeter;
the rack is provided with two brackets for placing the insulating rods of the electroscope;
the two groups of detection assemblies are arranged at intervals; each group of detection assemblies comprises a fixed sleeve ring, an adjusting sleeve ring sleeved on the fixed sleeve ring in a rotating mode, and a plurality of contact elements distributed at intervals along the circumferential direction of the fixed sleeve ring, wherein one end of each contact element is used for being abutted against the outer circumferential surface of an insulating rod of an electroscope positioned in the fixed sleeve ring, and the other end of each contact element penetrates through the fixed sleeve ring and the adjusting sleeve ring and is connected with the adjusting sleeve ring in a sliding mode; each contact piece is further provided with a spring, and two ends of each spring are respectively abutted against the abutting end of each contact piece and the inner circumferential surface of the fixed lantern ring.
2. The insulation detection device for the insulation rod of the electroscope for electric power inspection according to claim 1, wherein the frame has a frame length direction, and the two brackets are arranged at intervals along the frame length direction;
two sets of the detecting component is parallel and the interval sets up along frame length direction.
3. The insulation detection device of the electroscope insulation rod for power inspection according to claim 2, wherein the fixed lantern ring is provided with sliding holes corresponding to the contact pieces one by one along the circumferential direction; each of the contacts includes:
the sliding rod is provided with a first end and a second end opposite to the first end, and the sliding rod is arranged in the corresponding sliding hole in a sliding mode so as to slide in the sliding hole along the radial direction of the fixed lantern ring;
the abutting plate is positioned on the inner side of the fixed sleeve ring, is fixedly arranged on the first end of the sliding rod and is used for abutting against the peripheral surface of the electroscope insulating rod positioned in the fixed sleeve ring; and
and the first wedge-shaped body is arranged on the second end of the sliding rod and is positioned at the outer side of the fixed lantern ring.
4. The insulation detection device of the electroscope insulation rod for electric power inspection according to claim 3, wherein the second end of the sliding rod is provided with an external thread structure; and the first wedge-shaped body is provided with a threaded hole matched with the external thread structure.
5. The insulation detection device of the electroscope insulating rod for electric power inspection according to claim 3, wherein the spring is sleeved on the sliding rod, and one end of the spring is abutted against the abutting plate.
6. The insulation detection device of the electroscope insulation rod for power inspection according to claim 3, wherein the adjusting collar comprises two rotating bodies and a plurality of second wedge bodies connected with the two rotating bodies and adapted to the plurality of first wedge bodies one by one; the two rotating parts are arranged at intervals along the length direction of the rack and are rotatably sleeved on the peripheral surface of the fixed lantern ring; the plurality of second wedge-shaped bodies are arranged between the two rotating bodies and are respectively connected with the two rotating bodies; and each second wedge-shaped body is provided with a notch for the sliding rod to pass through.
7. The insulation detecting device of the electroscope insulating rod for electric power inspection according to claim 6, wherein the fixing collar is provided with a connecting plate fixedly connected with the transmission assembly, and the connecting plate is integrally connected with the fixing collar;
the adjusting lantern ring is of a semi-annular structure, and the arc length of the adjusting lantern ring is smaller than that of the fixing lantern ring.
8. The insulation detection device for the electroscope insulating rod for power inspection according to claim 7, wherein the transmission assembly includes:
the sliding guide rail is arranged on the rack along the length direction of the rack;
the sliding block is arranged on the sliding guide rail in a sliding mode and is fixedly connected with the connecting plate; and
the lead screw rotates and sets up in the frame, and with sliding guide parallel arrangement, the lead screw with set up in screw cooperation connection of screw portion on the slider rotates in order to drive the slider slides.
9. The insulation detection device of the electric power inspection electroscope insulating rod according to claim 8, wherein the rack is further provided with a guide rail arranged along the length direction of the rack, the bracket is arranged on the guide rail, and the guide rail is provided with a long opening along the length direction for the connection plate to pass through.
10. The insulation detection device of the electroscope insulating rod for power inspection according to claim 8, wherein a rocking handle is arranged on the megohmmeter, and a power output end of the rocking handle is connected with a power input end of the lead screw so as to drive the lead screw to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022478730.6U CN213903700U (en) | 2020-10-30 | 2020-10-30 | Insulation detection device of electroscope insulating rod for electric power inspection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022478730.6U CN213903700U (en) | 2020-10-30 | 2020-10-30 | Insulation detection device of electroscope insulating rod for electric power inspection |
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| CN213903700U true CN213903700U (en) | 2021-08-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702781A (en) * | 2021-08-26 | 2021-11-26 | 河北冀研能源科学技术研究院有限公司 | GIS equipment partial discharge detection device |
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2020
- 2020-10-30 CN CN202022478730.6U patent/CN213903700U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702781A (en) * | 2021-08-26 | 2021-11-26 | 河北冀研能源科学技术研究院有限公司 | GIS equipment partial discharge detection device |
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