CN211627640U

CN211627640U - High-voltage test jointing clamp

Info

Publication number: CN211627640U
Application number: CN202020083092.5U
Authority: CN
Inventors: 黄福顺; 周健宇; 张润泽; 王明飞; 牟鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-10-02
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses a high-voltage testing wiring pincers, including handheld pole, telescopic machanism and clamping jaw mechanism, telescopic machanism includes the connecting seat, first telescopic link, the second telescopic link, fixing base and third telescopic link, rack an is installed to the symmetry on the inner wall of the relative both sides of first telescopic link, the second telescopic link is located inside first telescopic link, the gear is installed to the symmetry on the outer wall of second telescopic link both sides, wheel and rack an meshes mutually, the third telescopic link is located inside the second telescopic link, rack b is installed to the bilateral symmetry of the adjacent bottom surface of third telescopic link, rack b and gear mesh mutually, clamping jaw mechanism includes shell and anchor clamps, be equipped with the hydraulic stem in the shell, anchor clamps keep moving in opposite directions or dorsad under the effect of hydraulic stem. The utility model provides a high-voltage testing wiring pincers can accomplish the high-voltage testing of eminence circuit on ground, and control is simple and convenient, has increased the factor of safety who carries out high-voltage testing, has strengthened the fastness of whole device.

Description

High-voltage test jointing clamp

Technical Field

The utility model relates to a power equipment multiplexer utensil technical field relates to a high-voltage testing wiring pincers particularly.

Background

The high-voltage test is a method for testing the electrical performance of electrical equipment by adopting high voltage, the performance of the tested electrical equipment is analyzed and judged according to a test result, potential safety risks are eliminated, the aging and deterioration problems of the equipment or a test line are timely discovered and processed, and therefore the running reliability of the equipment or the test line is determined.

The existing high-voltage wiring clamp mainly uses the crocodile clamp, and clamps a cable needing to be communicated after the crocodile clamp is communicated with high-voltage equipment, so that high-voltage test work is completed, however, in some test places with higher transmission lines, if the crocodile clamp is used, an operator needs to be lifted to the high altitude by virtue of a lifter, the cable is clamped, the operation is very troublesome, the crocodile clamp is simple in structure, exposed metal is arranged at a jaw position, and great potential safety hazards are generated in the operation process.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model is to provide a high-voltage testing wiring pincers, aim at solving higher experimental place, need rise to the high altitude with the help of the lift with operating personnel to use alligator pliers to have the problem of great potential safety hazard.

Technical scheme

In order to achieve the purpose, the utility model provides a pair of high-voltage test jointing clamp, including handheld pole, telescopic machanism and clamping jaw mechanism, telescopic machanism includes connecting seat, first telescopic link, second telescopic link, fixing base and third telescopic link, rack a is installed on the inner wall of the relative both sides of first telescopic link symmetrically, the second telescopic link is located inside the first telescopic link, the gear is installed on the outer wall of the both sides of second telescopic link symmetrically, the gear meshes with rack a, the third telescopic link is located inside the second telescopic link, rack b is installed on the both sides of the adjacent bottom surface of third telescopic link symmetrically, rack b meshes with the gear; the clamping jaw mechanism comprises a shell and two clamps, wherein a moving groove is formed in the top of the shell, two hydraulic rods are arranged in the shell, and the two clamps keep moving in the opposite direction or in the back direction along the moving groove under the action of the hydraulic rods; and insulating rubber pads are fixedly arranged at the edges of the outer walls of the two opposite sides of the clamps.

Preferably, the top of the handheld rod is fixedly provided with a connecting seat, and the top of the connecting seat is fixedly provided with a first telescopic rod.

Preferably, a threaded column is fixedly mounted at the top of the third telescopic rod, a threaded sleeve is fixedly mounted at the bottom of the inner side of the shell, and the telescopic mechanism and the clamping jaw mechanism are in threaded connection through the threaded column and the threaded sleeve.

Preferably, the fixing seat is installed on the outer wall of one end, far away from the connecting seat, of the second telescopic rod, a fixing mechanism is arranged on the outer wall of one side of the fixing seat, fixing holes are formed in the outer wall of one side, close to the fixing mechanism, of the third telescopic rod, the number of the fixing holes is a plurality, and the fixing holes are arranged on the third telescopic rod at fixed intervals.

Preferably, the fixing mechanism comprises a fixing block, a shaft rod and a fixing rod, the fixing block is fixed on the outer wall of one side, close to the top, of the fixing seat, the shaft rod is connected to the middle shaft of the fixing block in a shaft coupling mode, the fixing rod is fixedly installed on one side, close to the third telescopic rod, of the shaft rod, and the fixing rod is matched with the fixing hole.

Preferably, a mounting seat is fixedly mounted in the housing, the hydraulic rod is fixedly mounted in the mounting seat, a hole groove is formed in the top of the mounting seat, the output end of the hydraulic rod penetrates through and extends to the outer side of the hole groove, supporting rods are symmetrically mounted at the middle shafts at the two ends of the top of the mounting seat, guide blocks are fixedly mounted at the tops of the two supporting rods, a moving rod is connected in the guide blocks in a sliding mode, the moving rod is of a V-shaped structure and is connected with a connecting rod in a shaft mode, one end, far away from the moving rod, of the two connecting rods is connected with the output end of the hydraulic rod in a shaft mode, and a clamp is fixedly mounted at the top of one end, far away from the guide blocks.

Preferably, the outer wall of the opposite side of the clamp is provided with a plurality of clamping teeth, and the clamping teeth are arranged at fixed intervals.

Preferably, the telescopic mechanism is integrally made of epoxy glass fiber reinforced plastics.

Preferably, the handheld rod is provided with a control button, and the control button is electrically connected with the clamping jaw mechanism.

Preferably, the specific model of the hydraulic rod is JH-Q021.

Advantageous effects

Compared with the prior art, the utility model provides a pair of high-voltage testing wiring pincers possesses following beneficial effect:

1. the utility model discloses a, adopt the structure of three-layer telescopic link, when normal instrument and equipment carried out high-voltage test, only need normal operation, when higher circuit carried out high-voltage test, utilized inside three-layer telescopic link gear interact's structure, elongated the action bars, accomplished the high-voltage test of eminence circuit, avoided using elevating platform, convenience very.

2. The utility model discloses a, use hydraulic pressure to drive anchor clamps and remove, the interval is big between the anchor clamps, can press from both sides the cable of getting different line footpaths, hydraulic pressure drives and guarantees that anchor clamps press from both sides when getting firm, and it is also simple and convenient to control, be provided with the insulating rubber electricity around the contact surface of anchor clamps and cable, guarantee at the in-process that carries out high-voltage test, whole wiring pincers can not have the part that can electrically conduct, greatly increased carries out high-voltage test's factor of safety, and set up the clamp tooth in the anchor clamps, when carrying the cable, the clamp tooth has increased frictional force, the fastness of whole device has been strengthened more.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the telescoping mechanism of the present invention;

fig. 3 is a schematic view of the clamping jaw mechanism of the present invention;

fig. 4 is a front schematic view of the clamp of the present invention.

The main reference numbers:

1. a hand-held wand; 2. a telescoping mechanism; 21. a connecting seat; 22. a first telescopic rod; 221. a rack a; 23. a second telescopic rod; 231. a gear; 24. a fixed seat; 241. a fixing mechanism; 2411. fixing the rod; 2412. a shaft lever; 2413. a fixed block; 25. a third telescopic rod; 251. a threaded post; 252. a fixing hole; 253. a rack b; 3. a jaw mechanism; 31. a clamp; 311. an insulating rubber pad; 312. clamping teeth; 32. a mounting seat; 33. a connecting rod; 34. a guide block; 35. a travel bar; 36. a support bar; 37. a hydraulic lever; 38. a housing; 381. and (4) a threaded sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-4, a high-voltage test wire connecting clamp comprises a handheld rod 1, a telescopic mechanism 2 and a clamping jaw mechanism 3, wherein the telescopic mechanism 2 comprises a connecting seat 21, a first telescopic rod 22, a second telescopic rod 23, a fixed seat 24 and a third telescopic rod 25, the handheld rod 1 is fixedly connected with the telescopic mechanism 2 through the connecting seat 21, a threaded sleeve 381 is arranged at the bottom of the clamping jaw mechanism 3, a threaded post 251 is arranged at the top of the third telescopic rod 25, the clamping jaw mechanism 3 is in threaded connection with the telescopic mechanism 2 through the threaded sleeve 381 and the threaded post 251, when a high-voltage test is required, the length of the telescopic mechanism 2 is adjusted according to the height of a cable line, the handheld rod 1 is electrically connected with high-voltage test equipment, an operator holds the handheld rod 1, a control button is arranged on the handheld rod 1, and can control a hydraulic rod 37 in the clamping jaw mechanism 3, so as to control clamping and loosening of, after the cable is clamped, a control button related to high-voltage testing on the handheld rod 1 can be controlled, after the high-voltage testing is completed, the cable is loosened, and after the telescopic mechanism 2 is restored to the original shape, the high-voltage testing work is completed.

As a further technical solution provided by the present invention, as shown in fig. 1 and 2, the telescopic mechanism 2 includes a connecting seat 21, a first telescopic rod 22, a second telescopic rod 23, a fixed seat 24 and a third telescopic rod 25, wherein racks a221 are symmetrically installed on inner walls of two opposite sides of the first telescopic rod 22, the second telescopic rod 23 is located inside the first telescopic rod 22, gears 231 are symmetrically installed on outer walls of two sides of the second telescopic rod 23, the gears 231 are engaged with the racks a221, the third telescopic rod 25 is located inside the second telescopic rod 23, racks b253 are symmetrically installed on two sides of an adjacent bottom surface of the third telescopic rod 25, the racks b253 are engaged with the gears 231, the second telescopic rod 23 is located inside the first telescopic rod 22, the third telescopic rod 25 is located inside the second telescopic rod 23, the gears 231 are installed on outer walls of the second telescopic rod 23, two sides of the gears are respectively engaged with the racks 231 a221 fixedly installed inside the first telescopic rod 22 and the racks 253 fixedly installed outside the third telescopic rod 25, when the second telescopic rod 23 is pulled, the gear 231 and the meshed rack a221 move relatively, the gear 231 moves along the rack a221, the second telescopic rod 23 is pulled out from the inside of the first telescopic rod 22, when the third telescopic rod 25 is pulled, the rack b253 and the gear 231 move relatively, the position of the gear 231 is fixed, the rack b253 moves outwards, and the third telescopic rod 25 is pulled out from the inside of the second telescopic rod 23.

Wherein, the top fixed mounting of handheld pole 1 has connecting seat 21, and the top fixed mounting of connecting seat 21 has first telescopic link 22, and handheld pole 1 passes through connecting seat 21 with first telescopic link 22 to be connected, has set up control button on the handheld pole 1, through with telescopic machanism 2 between be connected after, with clamping jaw mechanism 3 electric connection, can directly control high-voltage testing on handheld pole 1.

Wherein, the top fixed mounting of third telescopic link 25 has screw thread post 251, and the inboard bottom fixed mounting of shell 38 has screw thread bush 381, and telescopic machanism 2 and clamping jaw mechanism 3 pass through screw thread post 251 and screw thread bush 381 threaded connection, and threaded connection convenient and fast for whole clamping jaw mechanism 3 can dismantle the change, and threaded connection's connected mode is very stable firm.

Wherein, fixing base 24 is installed on the one end outer wall that connecting seat 21 was kept away from to second telescopic link 23, one side outer wall of fixing base 24 is equipped with fixed establishment 241, third telescopic link 25 has seted up fixed orifices 252 on being close to one side outer wall of fixed establishment 241, the quantity of fixed orifices 252 is a plurality of, a plurality of fixed orifices 252 are arranged on third telescopic link 25 according to fixed spacing, the setting of fixed establishment 241 and fixed orifices 252, the flexible length of third telescopic link 25 can be controlled, adjust telescopic machanism 2's total length according to the on-the-spot condition, and flexible use, and convenient fixed.

Wherein, fixed establishment 241 includes fixed block 2413, axostylus axostyle 2412 and dead lever 2411, and fixed block 2413 is fixed on the outer wall that fixing base 24 is close to top one side, and axostylus axostyle 2412 coupling is in the axis department of fixed block 2413, and one side fixed mounting that axostylus axostyle 2412 is close to third telescopic link 25 has dead lever 2411, and dead lever 2411 cooperatees with fixed orifices 252, controls the height of dead lever 2411 through the axostylus axostyle 2412 of coupling to the fixed of control dead lever 241.

The telescopic mechanism 2 is integrally made of epoxy glass fiber reinforced plastic, and the epoxy glass fiber reinforced plastic has high insulating property, so that the safety of users is guaranteed.

As a further technical solution provided by the present invention, as shown in fig. 3 and fig. 4, the clamping jaw mechanism 3 includes a housing 38 and a clamp 31, a moving slot has been opened at the top of the housing 38, a hydraulic rod 37 is provided in the housing 38, the number of the clamp 31 is two, the two clamps 31 keep moving along the moving slot or moving back and forth under the action of the hydraulic rod 37, an insulating rubber pad 311 is fixedly installed at the edge of the outer wall on one side of the two clamps 31 opposite to each other, the hydraulic rod 37 controls the clamp 31 to clamp and loosen, the clamp 31 moves along the moving slot, when clamping the cable, the insulating rubber pad 311 completely wraps the cable, the metal inside the clamp 31 is completely sealed, and the potential safety hazard is reduced.

Wherein, the mounting seat 32 is fixedly installed in the housing 38, the hydraulic rod 37 is fixedly installed in the mounting seat 32, a hole slot is opened at the top of the mounting seat 32, the output end of the hydraulic rod 37 passes through and extends to the outer side of the hole slot, the support rods 36 are symmetrically installed at the middle shaft at the two ends of the top of the mounting seat 32, the top of each of the two support rods 36 is fixedly installed with a guide block 34, a moving rod 35 is slidably connected in the guide block 34, the moving rod 35 is particularly in a V-shaped structure, the middle shaft is connected with a connecting rod 33, one end of each of the two connecting rods 33 far away from the moving rod 35 is connected with the output end of the hydraulic rod 37 by a shaft, the top of one end of the moving rod 35 far away from the guide block 34 is fixedly installed with a clamp 31, the distance between the clamps 31 is controlled by the structure, a cable is fixed, the hydraulic rod 37 outputs upwards to drive the connecting rod, make between the anchor clamps 31 apart from reducing, accomplish clamping work, after the test finishes, the output of hydraulic stem 37 contracts, drives connecting rod 33 and rotates along the axle for the pivoted movable rod 35 carries out slant decurrent linear motion along guide block 34, makes between the anchor clamps 31 apart from the increase, unclamps the cable.

Wherein, be equipped with on the outer wall of the relative one side of anchor clamps 31 and press from both sides tooth 312, the quantity of pressing from both sides tooth 312 is a plurality of, and a plurality of presss from both sides tooth 312 and arranges according to fixed interval, presss from both sides the very big firm degree that has increased anchor clamps 31 fixed cable of tooth 312, is favorable to pressing from both sides the work of getting.

Wherein, be equipped with control button on the handheld pole 1, control button and 3 electric connection of clamping jaw mechanism, when carrying out the high-voltage testing operation, directly connect handheld pole 1 on high-voltage testing equipment, the start and the end of the steerable high-voltage testing of control button and the start-up of hydraulic stem 37 that set up on the handheld pole 1.

The working principle is as follows:

1. the second telescopic rod 23 is located inside the first telescopic rod 22, the third telescopic rod 25 is located inside the second telescopic rod 23, a gear 231 is arranged on the outer wall of the second telescopic rod 23, two sides of the gear 231 are respectively meshed with a rack a221 fixedly installed inside the first telescopic rod 22 and a rack b253 fixedly installed outside the third telescopic rod 25, when the second telescopic rod 23 is pulled, the gear 231 and the meshed rack a221 move relatively, the gear 231 moves along the rack a221, the second telescopic rod 23 is pulled out from the inside of the first telescopic rod 22, when the third telescopic rod 25 is pulled, the rack b253 and the gear 231 move relatively, at the moment, the position of the gear 231 is fixed, the rack b253 moves outwards, and the third telescopic rod 25 is pulled out from the inside of the second telescopic rod 23.

2. Through the distance between this structure control anchor clamps 31, the fixed cable, hydraulic stem 37 upwards output, drive connecting rod 33 and rotate along the axle, the movable rod 35 that drives the coupling carries out slant upward rectilinear motion along guide block 34, make distance reduce between the anchor clamps 31, accomplish clamping work, after the test finishes, the output of hydraulic stem 37 contracts back, drive connecting rod 33 and rotate along the axle, make the movable rod 35 of coupling carry out slant downward rectilinear motion along guide block 34, make distance increase between the anchor clamps 31, loosen the cable.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims

1. The utility model provides a high-voltage testing wiring pincers, includes handheld pole (1), telescopic machanism (2) and clamping jaw mechanism (3), its characterized in that:

the telescopic mechanism (2) comprises a connecting seat (21), a first telescopic rod (22), a second telescopic rod (23), a fixed seat (24) and a third telescopic rod (25), racks a (221) are symmetrically installed on the inner walls of two opposite sides of the first telescopic rod (22), the second telescopic rod (23) is located inside the first telescopic rod (22), gears (231) are symmetrically installed on the outer walls of two sides of the second telescopic rod (23), the gears (231) are meshed with the racks a (221), the third telescopic rod (25) is located inside the second telescopic rod (23), racks b (253) are symmetrically installed on two sides of the adjacent bottom surface of the third telescopic rod (25), and the racks b (253) are meshed with the gears (231);

the clamping jaw mechanism (3) comprises a shell (38) and two clamps (31), a moving groove is formed in the top of the shell (38), hydraulic rods (37) are arranged in the shell (38), the number of the clamps (31) is two, and the two clamps (31) keep moving towards or away from each other along the moving groove under the action of the hydraulic rods (37);

insulating rubber pads (311) are fixedly mounted at the edges of the outer walls of the two opposite sides of the clamps (31).

2. The high-voltage test jointing clamp according to claim 1, wherein a connecting seat (21) is fixedly mounted on the top of the handheld rod (1), and a first telescopic rod (22) is fixedly mounted on the top of the connecting seat (21).

3. The high-voltage test jointing clamp according to claim 1, wherein a threaded column (251) is fixedly mounted at the top of the third telescopic rod (25), a threaded sleeve (381) is fixedly mounted at the bottom of the inner side of the outer shell (38), and the telescopic mechanism (2) and the clamping jaw mechanism (3) are in threaded connection through the threaded column (251) and the threaded sleeve (381).

4. The high-voltage test jointing clamp according to claim 1, wherein the fixed base (24) is mounted on an outer wall of one end of the second telescopic rod (23) far away from the connecting base (21), a fixing mechanism (241) is arranged on an outer wall of one side of the fixed base (24), fixing holes (252) are formed in an outer wall of one side of the third telescopic rod (25) close to the fixing mechanism (241), the number of the fixing holes (252) is several, and the fixing holes (252) are arranged on the third telescopic rod (25) at fixed intervals.

5. The high-voltage test wire connector clamp as claimed in claim 4, wherein the fixing mechanism (241) comprises a fixing block (2413), a shaft rod (2412) and a fixing rod (2411), the fixing block (2413) is fixed on the outer wall of one side of the fixing seat (24) close to the top, the shaft rod (2412) is coupled to the middle shaft of the fixing block (2413), the fixing rod (2411) is fixedly installed on one side of the shaft rod (2412) close to the third telescopic rod (25), and the fixing rod (2411) is matched with the fixing hole (252).

6. A high-voltage test jointing clamp according to claim 1, wherein a mounting seat (32) is fixedly mounted in said housing (38), the hydraulic rod (37) is fixedly arranged in the mounting seat (32), the top of the mounting seat (32) is provided with a hole groove, the output end of the hydraulic rod (37) penetrates through and extends to the outer side of the hole groove, support rods (36) are symmetrically arranged at the middle shafts at the two ends of the top of the mounting seat (32), guide blocks (34) are fixedly arranged at the tops of the two support rods (36), a moving rod (35) is connected in the guide block (34) in a sliding way, the moving rod (35) is of a V-shaped structure, and the middle shaft is connected with a connecting rod (33) in a shaft way, one end of the two connecting rods (33) far away from the movable rod (35) is connected with the output end of the hydraulic rod (37) in a shaft way, and a clamp (31) is fixedly arranged at the top of one end of the moving rod (35) far away from the guide block (34).

7. The high-voltage test jointing clamp according to claim 1, wherein the outer wall of the opposite side of the clamp (31) is provided with a plurality of clamping teeth (312), and the plurality of clamping teeth (312) are arranged at a fixed interval.

8. A high-voltage test jointing clamp according to claim 1, wherein said telescopic mechanism (2) is made of epoxy glass reinforced plastic in one piece.

9. A high-voltage test jointing clamp according to claim 1, wherein a control button is provided on said hand-held lever (1), said control button being electrically connected to said jaw mechanism (3).