CN216816755U - Telescopic device for high-altitude electricity testing of high-voltage electroscope - Google Patents
Telescopic device for high-altitude electricity testing of high-voltage electroscope Download PDFInfo
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- CN216816755U CN216816755U CN202220348632.7U CN202220348632U CN216816755U CN 216816755 U CN216816755 U CN 216816755U CN 202220348632 U CN202220348632 U CN 202220348632U CN 216816755 U CN216816755 U CN 216816755U
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Abstract
The utility model discloses a telescopic device for a high-voltage electroscope to conduct high-altitude electricity testing, relates to the technical field of electric power overhaul tools, and solves the problem that in the prior art, when an operator conducts high-altitude electricity testing, an insulating operating rod is inconvenient for the operator to adjust the length of the insulating operating rod, and the technical scheme is as follows: the utility model provides a telescoping device that is used for high voltage electroscope to carry out high altitude electroscope, includes telescopic link and mounting, and the mounting passes through first draw-in groove to be fixed on the telescopic link, and high voltage electroscope passes through the reducing subassembly to be fixed in the second draw-in groove. When an operator conducts high-altitude electricity testing work on lines with different voltage grades, the diameter of the groove of the second clamping groove is adjusted by the reducing assembly, so that the diameter of the groove of the second clamping groove can be adapted to the outer diameters of insulating rods of high-voltage electroscopes with different specifications. Through this structure, reach the purpose that makes things convenient for operating personnel to carry out different voltage level circuit electroscope through the fixed different specifications high-voltage electroscope of reducing subassembly and carry out electricity testing work.
Description
Technical Field
The utility model relates to the technical field of electric power overhaul tools, in particular to a telescopic device for a high-voltage electroscope to conduct high-altitude electroscopy.
Background
When the high-voltage electrical equipment of the power system is overhauled, the operations of power failure, electricity testing and ground wire hanging must be carried out. At present, a well-known high-voltage electroscope structure is formed by fixedly connecting an electroscope element and an insulating rod, and the requirement of national grid company safety tool management regulations (implementation) on the length of the insulating rod of the high-voltage electroscope is as follows: 10kV is more than or equal to 0.7M, 35kV is more than or equal to 0.9M, 110kV is more than or equal to 1.3M, and 220kV is more than or equal to 2.1M. In actual work, because the distance between the installation position of semi-high-rise equipment (such as a transformer, a structural support and the like) of each transformer substation and the ground is too high, and because the service length of the high-voltage electroscope is not enough, an operator cannot directly contact the tested equipment. Therefore, workers need to climb up an electric pole or an insulating bucket arm vehicle to effectively detect semi-high-rise equipment (such as a transformer, a structural support) and work risks are greatly increased. Then, people install the high-voltage electroscope on the multi-stage telescopic rod, utilize multi-stage telescopic rod to reach the purpose of extension high-voltage electroscope length. The high-voltage electroscope specifications that the circuit of different voltage classes adopted are different, and the external diameter of high-voltage electroscope insulator spindle is also different, and at present, the multistage telescopic link that adopts can only be applicable to the insulator spindle external diameter of a specification high-voltage electroscope, to the high-voltage electroscope in different specifications, need adopt different multistage telescopic links.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a telescopic device for a high-voltage electroscope to conduct high-altitude electroscope, and solves the problem that different multi-stage telescopic rods are required to be adopted for high-voltage electroscopes with different specifications in the prior art.
The technical purpose of the utility model is realized by the following technical scheme:
a telescoping device for a high voltage electroscope to conduct high altitude electroscopy, comprising: the fixing piece is provided with a first clamping groove and a second clamping groove; the first clamping groove is used for fixing the fixing piece on the telescopic rod, the second clamping groove is used for fixing the high-voltage electroscope, and the diameter-changing assembly used for adjusting the groove diameter of the second clamping groove is arranged on the second clamping groove.
Furthermore, the reducing assembly comprises a threaded hole arranged on the second clamping groove and a threaded rod screwed in the threaded hole; one end of the threaded rod is provided with a butting piece positioned in the second clamping groove; and the other end of the threaded rod is provided with an adjusting knob.
Further, one side, far away from the threaded rod, of the abutting sheet is arranged into an arc-shaped structure; one side of the butt joint piece close to the threaded rod is matched with the groove wall of the second clamping groove.
Furthermore, the telescopic rod at least comprises a second telescopic unit and a first telescopic unit sleeved in the second telescopic unit, and the first telescopic unit can slide in the second telescopic unit; the fixing piece is fixed on the first telescopic unit; and a handheld part sleeved on the first telescopic unit is arranged below the fixing part. The first telescopic unit is convenient for an operator to stretch through the holding part.
Further, the lower end wall of the hand grip portion is fitted with the upper end wall of the second telescopic unit. When first flexible unit contracts, hold portion lower extreme endwall and second flexible unit upper end endwall butt, can avoid first flexible unit to enter into the flexible unit of second in, influence operating personnel and use next time.
Further, an operating part is arranged at the lower end of the second telescopic unit. The operation part is convenient for an operator to hold the telescopic device for the high-voltage electroscope to conduct high-altitude electroscopy operation.
Further, a first pin hole is formed in the first clamping groove; the upper end of the first telescopic unit is provided with a second pin hole corresponding to the first pin hole; the telescopic device for the high-voltage electroscope to conduct high-altitude electroscopy further comprises a pin shaft, wherein the pin shaft is inserted into the first pin hole and the second pin hole and used for limiting the offset of the fixing piece along the first telescopic unit. Avoid at the electricity test in-process, the mounting slides from top to bottom along first flexible unit, perhaps rotates along first flexible unit, influences the user and tests the electricity operation in high altitude.
Furthermore, one end of the pin shaft is provided with a first spring, and the other end of the pin shaft penetrates through a limiting piece.
Furthermore, the telescopic device for the high-voltage electroscope to conduct high-altitude electroscopy also comprises a limiting component; the limiting assembly comprises a limiting switch and a limiting hole matched with the limiting switch; the limit switch is arranged at the lower end of the first telescopic unit; the limiting hole is formed in the upper end of the second telescopic unit. Through this spacing subassembly, reach the spacing effect to the flexible position of first flexible unit, avoid first flexible unit in the inside self-sliding or the self-rotation of second flexible unit in the use.
Furthermore, the limit switch comprises a sliding channel arranged at the lower end of the first telescopic unit and a buckle matched with the sliding channel; the buckle includes spacing post and stopper, the stopper passes through second spring and slides passageway end connection.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a telescoping device that is used for high voltage electroscope to carry out high altitude electroscope, includes telescopic link and mounting, and the mounting passes through first draw-in groove to be fixed on the telescopic link, and high voltage electroscope passes through the reducing subassembly to be fixed in the second draw-in groove. When an operator conducts high-altitude electricity testing work on lines with different voltage grades, the diameter of the groove of the second clamping groove is adjusted by the reducing assembly, so that the diameter of the groove of the second clamping groove can be adapted to the outer diameters of insulating rods of high-voltage electroscopes with different specifications. Through this structure, reach the purpose that makes things convenient for operating personnel to carry out different voltage level circuit electroscope through the fixed different specifications high-voltage electroscope of reducing subassembly and carry out electricity testing work.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
fig. 1 is a schematic structural view of a telescopic device for high-altitude electroscopy of a high-voltage electroscope in the embodiment;
fig. 2 is a schematic top view of the telescopic device for high-altitude electroscope to conduct high-altitude electroscope in this embodiment;
FIG. 3 is a schematic cross-sectional view of the location A-A in FIG. 2;
FIG. 4 is an enlarged view of the position A shown in FIG. 3;
FIG. 5 is a schematic cross-sectional view of the location indicated at B-B in FIG. 2;
FIG. 6 is a schematic view of the bit enlargement at B in FIG. 5;
FIG. 7 is an enlarged view of the position indicated at C in FIG. 5;
FIG. 8 is a schematic view of the pin shaft structure of the telescopic device for high-altitude electroscopy in the present embodiment
Fig. 9 is a schematic structural diagram of the high-voltage electroscope high-altitude electroscope telescopic device in the present example, in which a third telescopic unit is added.
Reference numbers and corresponding part names in the drawings:
1-a first telescopic unit; 2-a second telescopic unit; 3-a fixing piece; 4-a first card slot; 5-a second card slot; 6-a variable diameter component; 7-a threaded hole; 8-a threaded rod; 9-a contact piece; 10-adjusting knob; 11-a hand grip; 12-an operating part; 13-a first pin hole; 14-a second pin hole; 15-a pin shaft; 16-a first spring; 17-a limiting piece; 18-limit switches; 19-a limiting hole; 20-a slide channel; 21-a limiting column; 22-a limiting block; 23-a card slot; 24-connecting column; 25-slotted holes; 26-a third telescopic unit; 27-second spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example (b): a telescopic device for a high-voltage electroscope to conduct high-altitude electroscopy comprises a telescopic rod and a fixing piece 3.
Telescopic link and mounting 3 made by insulating material, wherein, be provided with first draw-in groove 4 and second draw-in groove 5 on the mounting 3, be provided with reducing subassembly 6 on the second draw-in groove 5, wear to establish back in second draw-in groove 5 with the insulator spindle of high-voltage electroscope, through screwing up reducing subassembly 6, make high-voltage electroscope card solid in second draw-in groove 5, mounting 3 fixes the upper end at first flexible unit 1 through first draw-in groove 4, utilize the telescopic link to extend mounting 3 and high-voltage electroscope to the circuit that needs the electroscope on carry out electroscope work. When high-voltage electroscope needs to be changed to operating personnel, the earlier trough diameter grow that becomes flexible reducing subassembly 6 made second draw-in groove 5 to the high-voltage electroscope of installation on the not hard up mounting 3 takes off the high-voltage electroscope on mounting 3 after, the high-voltage electroscope that will change embolias in second draw-in groove 5, screws up reducing subassembly 6, thereby reaches chucking high-voltage electroscope's purpose. Through this structure, reach the purpose that makes things convenient for operating personnel to carry out different voltage grade circuit electroscopy work through the fixed different specification high-voltage electroscope of reducing subassembly 6.
Wherein, the operating personnel can also carry out different work through installing different instruments in the second draw-in groove 5 of mounting 3. For example, a pruning tool is arranged in the second clamping groove 5 to prune tall trees and the like. A temperature measuring tool, a camera shooting tool and the like can be arranged in the second clamping groove 5, and the work of remote temperature measurement, camera shooting and the like can be carried out on the place where temperature measurement or camera shooting is needed.
An alternative implementation of this embodiment: above-mentioned reducing subassembly 6 includes screw hole 7 and threaded rod 8, and wherein, screw hole 7 is seted up on the cell wall of second draw-in groove 5, and threaded rod 8 spiro union is provided with butt piece 9 in screw hole 7 is located one of second draw-in groove 5 at threaded rod 8, and this butt piece 9 is located second draw-in groove 5, and one of threaded rod 8 is located outside second draw-in groove 5 serves welded fastening or spiro union is fixed with adjust knob 10, and this adjust knob 10 is located outside second draw-in groove 5. Through this structure, the user wears the insulator spindle of high-voltage electroscope in second draw-in groove 5 back, through rotation regulation knob 10, makes butt piece 9 be close to the insulator spindle of high-voltage electroscope gradually, and final butt is on the insulator spindle to make the insulator spindle by tightly the centre gripping in second draw-in groove 5. When the user need change high-voltage electroscope, through rotary adjusting knob 10, the insulator spindle of high-voltage electroscope is kept away from gradually to butt piece 9, finally breaks away from the insulator spindle of high-voltage electroscope to carry out new high-voltage electroscope and change. Through this configuration, reach the convenience of customers and utilize adjust knob 10, carry out the purpose that high-voltage electroscope changed.
An alternative implementation of this embodiment: the side of the abutting piece 9 far away from the threaded rod 8 is arranged into an arc structure. Because of the insulator spindle of high-voltage electroscope is circular structure, this butt piece 9's arc structure and this circular structure adaptation, convenient to use person's card jail high-voltage electroscope, and this arc is structural can add the slipmat that is used for increasing frictional force between insulator spindle and the butt piece 9 of high-voltage electroscope, further reaches the purpose of card jail high-voltage electroscope. One side that butt piece 9 is close to threaded rod 8 and the cell wall adaptation of second draw-in groove 5, when butt piece 9 is close to one side butt of threaded rod 8 on the 5 cell walls of second draw-in groove, this adaptation structure, the insulator spindle external diameter that can make the high voltage electroscope that butt piece 9 can hold is the biggest.
An alternative implementation of this embodiment: the telescopic rod comprises a first telescopic unit 1 and a second telescopic unit 2, the first telescopic unit 1 is sleeved inside the second telescopic unit 2, the axes of the first telescopic unit 1 and the second telescopic unit 2 are overlapped, the first telescopic unit 1 is pulled along the direction far away from the second telescopic unit 2, and the first telescopic unit 1 can be extended upwards in the second telescopic unit 2 along the axis of the second telescopic unit 2; the first telescopic unit 1 is pushed along the direction close to the second telescopic unit 2, so that the first telescopic unit 1 can be contracted inside the second telescopic unit 2 along the axial direction of the second telescopic unit 2 in the second telescopic unit 2. When carrying out high-voltage electroscope, operating personnel fixes high-voltage electroscope on mounting 3 earlier, through extending first telescoping unit 1 to the high back of needs, carries out electroscope operation again. By the aid of the structure, when an operator conducts electricity testing operation, if the length is found to be insufficient, the first telescopic unit 1 is continuously stretched upwards to a required length position; if the length is too long, the first telescopic unit 1 is retracted downwards to the required length position, so that the purpose of adjusting the length of the telescopic rod in time when an operator conducts high-altitude electricity testing operation is achieved. A third telescopic unit 26 and a fourth telescopic unit … …, an Nth telescopic unit, can be additionally arranged between the first telescopic unit 1 and the second telescopic unit 2 as required, wherein the third telescopic unit 26 and the fourth telescopic unit … … have the same structure as the Nth telescopic unit, the first telescopic unit 1 is sleeved in the third telescopic unit 26, and the third telescopic unit 26 is sleeved in the fourth telescopic unit … …. Through addding a plurality of flexible units, reduce the length of every flexible unit, can reach the purpose that makes things convenient for operating personnel in time to adjust telescopic link length when carrying out the high altitude electricity testing operation equally. The first telescopic unit 1 is sleeved with a grip portion 11 located below the fixing member 3. When using the retractor for high-altitude electroscopy, the operator grips the grip portion 11 with a hand to perform retraction. The purpose that a user can conveniently stretch the first telescopic unit 1 by applying force to the end part of the first telescopic unit 1 through the holding part 11 is achieved. The hand grip 11 may be configured to be ergonomic as needed, for example, the hand grip 11 may be provided with a convex point to increase the friction between the palm and the hand grip 11, or the hand grip 11 may be configured to be curved for holding by the palm. If add the third telescopic unit 26, the fourth telescopic unit … … flexible unit of N between first telescopic unit 1 and the flexible unit 2 of second, all set up handheld portion 11 in the upper end of third telescopic unit 26, the flexible unit … … flexible unit of fourth N, make things convenient for the operating personnel in the use, handheld portion 11 through each flexible upper end stretches out and draws back respectively each telescopic unit, reach and further make things convenient for operating personnel when carrying out the high altitude electricity inspection operation, the purpose of adjustment telescopic link length.
An alternative implementation of this embodiment: the lower end wall of the hand holding part 11 on the first telescopic unit 1 is matched with the upper end wall of the second telescopic unit 2. When first telescoping unit 1 is in the shrink state, hold portion 11 lower end wall laminating on the second unit upper end wall, reach and make first telescoping unit 1 not totally shrink in second telescoping unit 2, make things convenient for the purpose of the first telescoping unit 1 of next flexible of operating personnel. Also can reach the purpose that makes first telescopic unit 1 incompletely contract in second telescopic unit 2, makes things convenient for operating personnel to stretch out and draw back first telescopic unit 1 next time through increasing the length of first telescopic unit 1 for second telescopic unit 2. If a third telescopic unit 26 and a fourth telescopic unit … …, the nth telescopic unit is additionally arranged between the first telescopic unit 1 and the second telescopic unit 2, the hand holding part 11 is arranged at the upper end of each of the third telescopic unit 26 and the fourth telescopic unit … …, and the adaptive structure is arranged between each telescopic unit and the adjacent telescopic unit, so that the same purpose is achieved.
An alternative implementation of this embodiment: an operation unit 12 is provided at the lower end of the second telescopic unit 2. After an operator stretches the telescopic device for the high-voltage electroscope to a proper length position, the operator holds the operating part 12 and moves the telescopic device for the high-voltage electroscope to conduct high-altitude electroscope to conduct electroscope work. The purpose that the telescopic device for the high-voltage electroscope to conduct high-altitude electroscopy is convenient for an operator to operate to conduct electroscopy is achieved.
An alternative implementation of this embodiment: the first slot 4 is provided with a first pin hole 13, the first telescopic unit 1 is provided with a second pin hole 14, and the first pin hole 13 and the second pin hole 14 are correspondingly arranged. The fixing piece is also provided with a pin shaft 15 matched with the first pin hole 13 and the second pin hole 14, and the pin shaft 15 is inserted into the first pin hole 13 and the second pin hole 14, so that the fixing piece 3 is fixed at the upper end of the first telescopic unit 1, and the purpose that the fixing piece 3 is prevented from self-sliding or self-rotating at the upper end of the first telescopic unit 1 is achieved.
An alternative implementation of this embodiment: one end of the pin shaft 15 is sleeved with a first spring 16, and the other end is penetrated with a limiting sheet 17. The other end of the pin shaft 15 is provided with a clamping groove 23, a connecting column 24 is connected between the groove walls of the clamping groove 23, a slotted hole 25 is formed in the limiting sheet 17, the limiting sheet 17 penetrates through the slotted hole 25 and the connecting column 24 in the clamping groove 23 of the pin shaft 15, the limiting sheet 17 can slide in the clamping groove 23, when the limiting sheet 17 slides to the maximum position along the clamping groove 23, the connecting column 24 is abutted against the groove wall of the slotted hole 25, and at the moment, the limiting sheet 17 can rotate in the clamping groove 23 along the connecting column 24. When the limiting piece 17 and the pin shaft 15 are in a horizontal position, the pin shaft 15 can penetrate through the first pin hole 13 and the second pin hole 14; when the limiting piece 17 is not in the horizontal position of the pin 15, the pin 15 cannot pass through the first pin hole 13 and the second pin hole 14. After the fixing part 3 is sleeved at the upper end of the first telescopic unit 1, an operator rotates the limiting piece 17 to be in a horizontal position with the pin shaft 15, then the pin shaft 15 of the limiting piece 17 sequentially penetrates through the first pin hole 13 and the second pin hole 14, one end of the pin shaft 15 is pressed, the first spring 16 is in a compressed state, the limiting piece 17 is located outside the outer wall of the fixing part 3 at the moment, when the limiting piece 17 is rotated to be perpendicular to the pin shaft, the end of the pressing pin shaft 15 is released, the first spring 16 is in an extended state, at the moment, the spring is abutted between one end of the pin shaft 15 and the fixing part 3, and the limiting piece 17 is abutted to the outer wall of the fixing part 3. Through the structure, the purpose of avoiding the influence on the normal limit of the fixing piece 3 caused by the pin shaft 15 when the pin shaft 15 is separated from the pin hole in the use process is achieved.
An alternative implementation of this embodiment: this a telescoping device for high voltage electroscope carries out high altitude electroscope still is provided with spacing subassembly, and this spacing subassembly is used for fixing the first telescoping unit 1 after will extending on second telescoping unit 2. Wherein the limit component comprises a limit switch 18 arranged at the lower end of the first telescopic unit 1 and a limit hole 19 arranged at the upper end of the second telescopic unit 2, and the limit switch 18 is matched with the limit hole 19. The operator extends the first telescopic unit 1 upwards from the inside of the second telescopic unit 2 until the limit switch 18 is clamped in the limit hole 19, and at this time, the first telescopic unit 1 reaches the maximum telescopic position. Under the effect of limit switch 18 and spacing hole 19 block, first flexible unit 1 is locked in second flexible unit 2, reaches and avoids first flexible unit 1 to be the removal of vertical direction in second flexible unit 2, perhaps does the circular shaft motion along second flexible unit 2 axis, influences the purpose that operating personnel normally used this a telescoping device for high-voltage electroscope carries out high altitude electroscope. If a third telescopic unit 26 and a fourth telescopic unit … … Nth telescopic unit are additionally arranged between the first telescopic unit 1 and the second telescopic unit 2, limiting assemblies are arranged on the third telescopic unit 26 and the fourth telescopic unit … … Nth telescopic unit, so that the same purpose is achieved.
An alternative implementation of this embodiment: the limit switch 18 includes a sliding channel 20 disposed at the lower end of the first telescopic unit 1, and a buckle adapted to the sliding channel 20, the buckle includes a limit column 21 and a limit block 22, the limit column 21 is connected to one end of the limit block 22, the other end of the limit block 22 is connected to one end of a second spring 27, and the other end of the second spring 27 is connected to the end of the sliding channel 20. And the limiting block 22 is matched with the sliding slideway, and the limiting column 21 is matched with the limiting hole 19. When the first telescopic unit 1 is contracted inside the second telescopic unit 2, the first limiting column 21 abuts against the inner wall of the second telescopic unit 2, and the second spring 27 is in a compressed state at the moment. In the process that an operator extends the first telescopic unit 1 upwards from the inside of the second telescopic unit 2, the limiting column 21 is gradually close to the limiting hole 19 until the top end of the limiting column 21 enters the limiting hole 19, the limiting column 21 is abutted in the limiting hole 19 under the elastic action of the second spring 27, and the first telescopic unit 1 is locked in the second telescopic unit 2 at the moment. When an operator retracts the first telescopic unit 1 into the second telescopic unit 2, the second spring 27 is compressed through the limiting column 21, the end part of the limiting column 21 is located in the second telescopic unit 2 and separated from the limiting hole 19, and then the first telescopic unit 1 is pulled along the lower end of the second telescopic unit 2 until the first telescopic unit 1 is retracted into the second telescopic unit 2.
An alternative implementation of this embodiment: first draw-in groove 4 and second draw-in groove 5 have been seted up on above-mentioned mounting 3, and wherein, mounting 3 passes through the upper end of first flexible unit 1 of first draw-in groove 4 joint, and high-voltage electroscope passes through 5 joints of second draw-in groove on mounting 3. Make things convenient for operating personnel to pull down high-voltage electroscope and mounting 3 through this structure, deposit respectively, reach and avoid when this a telescoping device that is used for high-voltage electroscope to carry out high altitude electroscope, cause the purpose that high-voltage electroscope damaged.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a telescoping device that is used for high voltage electroscope to carry out high altitude electroscope which characterized in that includes:
the fixing piece (3) is provided with a first clamping groove (4) and a second clamping groove (5); the first clamping groove (4) is used for fixing the fixing piece (3) on the telescopic rod, the second clamping groove (5) is used for fixing the high-voltage electroscope, and the second clamping groove (5) is provided with a reducing assembly (6) for adjusting the groove diameter of the second clamping groove (5).
2. The telescopic device for high-voltage electroscope to conduct high-altitude electroscopy as claimed in claim 1, characterized in that:
the reducing assembly (6) comprises a threaded hole (7) arranged on the second clamping groove (5) and a threaded rod (8) screwed in the threaded hole (7);
one end of the threaded rod (8) is provided with a butting piece (9) positioned in the second clamping groove (5);
and the other end of the threaded rod (8) is provided with an adjusting knob (10).
3. The telescopic device for high-voltage electroscope to conduct high-altitude electroscopy as claimed in claim 2, characterized in that:
one side of the abutting sheet (9) far away from the threaded rod (8) is arranged into an arc-shaped structure;
one side of the abutting sheet (9) close to the threaded rod (8) is matched with the groove wall of the second clamping groove (5).
4. The telescopic device for high-voltage electroscope to conduct high-altitude electroscopy as claimed in claim 1, characterized in that:
the telescopic rod at least comprises a second telescopic unit (2) and a first telescopic unit (1) sleeved in the second telescopic unit (2), and the first telescopic unit (1) can slide in the second telescopic unit (2);
the fixing piece (3) is fixed on the first telescopic unit (1);
a hand holding part (11) sleeved on the first telescopic unit (1) is arranged below the fixing part (3).
5. The telescopic device for high-voltage electroscope to conduct high-altitude electroscopy as claimed in claim 4, wherein:
the lower end wall of the hand holding part (11) is matched with the upper end wall of the second telescopic unit (2).
6. The telescopic device for high-voltage electroscope to conduct high-altitude electroscopy as claimed in claim 4, wherein:
the lower end of the second telescopic unit (2) is provided with an operating part (12).
7. The telescopic device for high-voltage electroscope to conduct high-altitude electroscopy as claimed in claim 4, wherein:
a first pin hole (13) is formed in the first clamping groove (4);
a second pin hole (14) corresponding to the first pin hole (13) is formed in the upper end of the first telescopic unit (1);
the telescopic device for the high-voltage electroscope to conduct high-altitude electroscopy further comprises a pin shaft (15), wherein the pin shaft (15) is inserted into the first pin hole (13) and the second pin hole (14) and used for limiting the offset of the fixing piece (3) along the first telescopic unit (1).
8. The telescopic device for high-voltage electroscope to conduct high-altitude electroscopy as claimed in claim 7, wherein:
one end of the pin shaft (15) is provided with a first spring (16), and the other end of the pin shaft penetrates through a limiting sheet (17).
9. The telescopic device for high-voltage electroscope to conduct high-altitude electroscopy as claimed in claim 4, wherein:
the telescopic device for the high-voltage electroscope to conduct high-altitude electroscopy also comprises a limiting component;
the limiting assembly comprises a limiting switch (18) and a limiting hole (19) matched with the limiting switch (18);
the limit switch (18) is arranged at the lower end of the first telescopic unit (1);
the limiting hole (19) is formed in the upper end of the second telescopic unit (2).
10. The telescopic device for high-voltage electroscope to conduct high-altitude electroscopy as claimed in claim 9, wherein:
the limit switch (18) comprises a sliding channel (20) arranged at the lower end of the first telescopic unit (1) and a buckle matched with the sliding channel (20);
the buckle comprises a limiting column (21) and a limiting block (22), and the limiting block (22) is connected with the end of the sliding channel (20) through a second spring (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220348632.7U CN216816755U (en) | 2022-02-21 | 2022-02-21 | Telescopic device for high-altitude electricity testing of high-voltage electroscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220348632.7U CN216816755U (en) | 2022-02-21 | 2022-02-21 | Telescopic device for high-altitude electricity testing of high-voltage electroscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216816755U true CN216816755U (en) | 2022-06-24 |
Family
ID=82042361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220348632.7U Active CN216816755U (en) | 2022-02-21 | 2022-02-21 | Telescopic device for high-altitude electricity testing of high-voltage electroscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216816755U (en) |
-
2022
- 2022-02-21 CN CN202220348632.7U patent/CN216816755U/en active Active
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