CN210849878U

CN210849878U - Insulating clamp for electrical safety inspection

Info

Publication number: CN210849878U
Application number: CN201921755546.2U
Authority: CN
Inventors: 徐春华
Original assignee: Tianjin Haoyang Fire Detection Co ltd
Current assignee: Tianjin Haoyang Fire Detection Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-06-26
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses an electrical safety inspection is with insulating clamp, including two pincers teeth and two insulating handles, two the pincers teeth rotate the connection through the round pin axle, and two pincers teeth respectively with two insulating handle fixed connection, the first screw thread section of thick bamboo of one end fixedly connected with of pincers teeth is kept away from to one of them insulating handle, and the top threaded connection of a first screw thread section of thick bamboo has the dead lever, the top fixedly connected with lever of dead lever, and the lever one end of keeping away from the pincers teeth has cup jointed the grab handle, the dead lever is kept away from the one end welding of insulating handle and is inserted a section of thick bamboo, and the lever is pegged graft in the inside of inserting a section of. The utility model discloses when needs increase clamping strength, staff's a hand holds the lever through the grab handle, and insulating handle is still held to another hand, and the mode through extension power arm makes the centre gripping more laborsaving, reduces staff's intensity of labour, and the dead lever passes through threaded connection with a screw thread section of thick bamboo, and the dismantlement work of the lever of being convenient for avoids influencing carrying of device.

Description

Insulating clamp for electrical safety inspection

Technical Field

The utility model relates to an electrical engineering technical field especially relates to an electric safety inspection is with insulating clamp.

Background

At present, an insulating clamp is a tool for installing and disassembling a high-voltage fuse or performing other similar work, and is mainly used for power systems of 35kV and below; the insulating clamp is generally composed of a working jaw, an insulating portion and a grip portion, each portion being made of an insulating material, the same material as the insulating rod, except that the working portion is a solid clamp having one or two tubular openings for clamping the fuse.

Through search, the chinese patent with chinese patent application number CN201821115617.8 discloses an insulating clamp, which comprises a left clamp head, a right clamp head, a left handle and a right handle, wherein the left clamp head and the right clamp head are hinged through a pin shaft, and the left clamp head and the right clamp head are respectively connected with the right handle and the left handle. The insulating clamp in the above patent has the following disadvantages: the length of the handle can not be extended, and the use has great limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an insulating clamp for electrical safety inspection.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an electric safety inspection is with insulating clamp, includes two pincers teeth and two insulating handles, two the pincers teeth rotate through the round pin axle and connect, and two pincers teeth respectively with two insulating handle fixed connection, the first screw thread section of thick bamboo of one end fixedly connected with that the pincers teeth were kept away from to one of them insulating handle, and the top threaded connection of the first screw thread section of thick bamboo has the dead lever, the top fixedly connected with lever of dead lever, and the lever is kept away from the one end of pincers teeth and has been cup jointed the grab handle.

As a further aspect of the present invention: an inserting cylinder is welded at one end, far away from the insulating handle, of the fixed rod, and the lever is inserted into the inserting cylinder.

As a further aspect of the present invention: the middle position of the top of the inserting cylinder is provided with a second threaded cylinder, the top of the second threaded cylinder is in threaded connection with a screw rod, and the top of the screw rod is fixedly connected with a knob.

As a further aspect of the present invention: the one end welding that the lever kept away from the grab handle has the stopper, and the external diameter of stopper is greater than the internal diameter of inserting a section of thick bamboo.

As a further aspect of the present invention: and one ends of the two insulating handles, which are far away from the clamp teeth, are respectively sleeved with a rubber sleeve.

As a further aspect of the present invention: a sliding groove is formed in one side of the lever, a sliding block is welded on the inner wall of one side of the inserting cylinder, and the sliding block is inserted into the sliding groove in an inserting mode.

The utility model has the advantages that:

1. by arranging the lever, the fixed rod and the first threaded barrel, when the clamping strength of the insulating clamp needs to be increased, one hand of a worker holds the lever through the grab handle, the other hand still holds the insulating handle, the clamping is more labor-saving in a mode of prolonging the power arm, the labor intensity of the worker is reduced, the fixed rod is connected with the first threaded barrel through threads, the lever is convenient to detach, and the influence on the carrying of the device is avoided;

2. by arranging the screw rod and the inserting barrel, the lever can slide along the inside of the inserting barrel, so that a worker can conveniently adjust the length of the power arm according to the actual condition, and the screw rod is screwed down through the knob after the adjustment is finished to fix the lever;

3. through setting up slider and spout, the lever passes through slider and spout and inserts a section of thick bamboo sliding connection, has injectd the removal orbit of lever, avoids the lever to appear rocking.

Drawings

Fig. 1 is a schematic structural view of an insulation clamp for electrical safety inspection according to embodiment 1;

FIG. 2 is a schematic diagram showing a lever structure of an insulating clamp for electrical safety inspection according to embodiment 1;

fig. 3 is a schematic structural view of an insulation clamp for electrical safety inspection at a position a in embodiment 1;

fig. 4 is a partial structural schematic view of an insulation clamp for electrical safety inspection according to embodiment 2.

In the figure: 1 jaw, 2 insulating handles, 3 stopper, 4 levers, 5 knobs, 6 insert a section of thick bamboo, 7 grab handles, 8 dead levers, 9 first screw thread section of thick bamboos, 10 rubber sleeves, 11 screw rods, 12 second screw thread sections of thick bamboos, 13 spouts, 14 sliders.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, an insulating clamp for electrical safety inspection comprises two clamp teeth 1 and two insulating handles 2, the two clamp teeth 1 are rotatably connected through a pin shaft, the two clamp teeth 1 are respectively and fixedly connected with the two insulating handles 2, one end of one insulating handle 2, which is far away from the clamp teeth 1, is fixedly connected with a first threaded cylinder 9, the top of the first threaded cylinder 9 is in threaded connection with a fixed rod 8, the top of the fixed rod 8 is fixedly connected with a lever 4, one end of the lever 4, which is far away from the clamp teeth 1, is sleeved with a handle 7, when the insulating clamp is in normal use, two hands of a worker respectively hold the two insulating handles 2, the electrical component is clamped through the clamp teeth 1, when the clamping strength of the insulating clamp needs to be increased, one hand of the worker holds the lever 4 through the handle 7, the other hand still holds the insulating handle 2, the clamping is more labor-saving by extending, the labor intensity of workers is reduced, the fixing rod 8 is connected with the first threaded cylinder 9 through threads, the lever 4 is convenient to disassemble, and the influence on carrying of the device is avoided.

Wherein, the one end welding that dead lever 8 kept away from insulating handle 2 has inserted a section of thick bamboo 6, and lever 4 pegs graft in the inside of inserting a section of thick bamboo 6.

Wherein, insert the intermediate position at a 6 top of section of thick bamboo and be provided with a second screw thread section of thick bamboo 12, and the top threaded connection of a second screw thread section of thick bamboo 12 has screw rod 11, and the top fixedly connected with knob 5 of screw rod 11, lever 4 can be followed and inserted the inside slip of a 6, and the staff of being convenient for adjusts the length of power arm according to actual conditions, screws up screw rod 11 through knob 5 after the regulation is accomplished, fixes lever 4.

Wherein, the one end welding that lever 4 kept away from grab handle 7 has stopper 3, and stopper 3's external diameter is greater than the internal diameter of inserting a section of thick bamboo 6, and stopper 3 can prevent lever 4 and insert a section of thick bamboo 6 and break away from.

Wherein, the rubber sleeve 10 has all been cup jointed to the one end that pincers tooth 1 was kept away from to two insulating handles 2, and two rubber sleeves 10 are to insulating handle 2's end cladding, avoid the staff to be stabbed and hinder.

The working principle is as follows: insulating clamp is when normal use, two insulating handles 2 are held respectively to staff's both hands, through 1 centre gripping electrical component of tong, when needing to increase insulating clamp's clamping strength, staff's one hand holds lever 4 through grab handle 7, insulating handle 2 is still held to the other hand, it is more laborsaving to make the centre gripping through the mode of extension power arm, reduce staff's intensity of labour, lever 4 can be followed the inside slip of inserting a section of thick bamboo 6, the staff of being convenient for adjusts the length of power arm according to actual conditions, adjust and screw rod 11 of screwing up through knob 5 after accomplishing, fix lever 4, dead lever 8 passes through threaded connection with first thread section of thick bamboo 9, the dismantlement work of lever 4 of being convenient for, avoid influencing the carrying of device.

Example 2

Referring to fig. 4, in this embodiment, compared with embodiment 1, a sliding groove 13 is formed at one side of a lever 4, a sliding block 14 is welded to an inner wall of one side of an insertion tube 6, and the sliding block 14 is inserted into the sliding groove 13.

The working principle is as follows: the lever 4 is connected with the inserting cylinder 6 in a sliding mode through the sliding block 14 and the sliding groove 13, the moving track of the lever 4 is limited, and the lever 4 is prevented from shaking.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an electrical safety inspection is with insulating clamp, includes two pincers teeth (1) and two insulating handle (2), two pincers teeth (1) rotate through the round pin axle and connect, and two pincers teeth (1) respectively with two insulating handle (2) fixed connection, its characterized in that, the first screw thread section of thick bamboo of one end fixedly connected with (9) of pincers teeth (1) is kept away from in one of them insulating handle (2), and the top threaded connection of the first screw thread section of thick bamboo (9) has dead lever (8), the top fixedly connected with lever (4) of dead lever (8), and lever (4) keep away from the one end of pincers teeth (1) and cup jointed grab handle (7).

2. The insulation clamp for electrical safety inspection according to claim 1, wherein an insertion tube (6) is welded at one end of the fixing rod (8) far away from the insulation handle (2), and the lever (4) is inserted into the insertion tube (6).

3. The insulation clamp for electrical safety inspection according to claim 2, wherein a second threaded cylinder (12) is arranged in the middle of the top of the insertion cylinder (6), a screw rod (11) is connected to the top of the second threaded cylinder (12) in a threaded manner, and a knob (5) is fixedly connected to the top of the screw rod (11).

4. The insulation clamp for electrical safety inspection according to claim 3, wherein a limiting block (3) is welded at one end of the lever (4) far away from the grab handle (7), and the outer diameter of the limiting block (3) is larger than the inner diameter of the insertion tube (6).

5. The insulation clamp for the electrical safety inspection according to any one of claims 1 to 4, wherein a rubber sleeve (10) is sleeved on one end of each of the two insulation handles (2) far away from the clamp teeth (1).

6. The insulation clamp for electrical safety inspection according to claim 4, wherein a sliding groove (13) is formed in one side of the lever (4), a sliding block (14) is welded to the inner wall of one side of the insertion cylinder (6), and the sliding block (14) is inserted into the sliding groove (13).