CN113852015B - Wire stripper - Google Patents

Abstract

The invention discloses a wire stripper, which belongs to the technical field of power tool equipment. The wire stripper includes a fixed pliers head, a movable pliers head, a feed screw and an electroscope, and one end of the fixed pliers head is provided with a first arc-shaped receiving groove; the movable pliers head and the fixed pliers head can be relatively stretched, and the The movable pliers head is provided with a second arc-shaped accommodation groove near one end of the fixed pliers head, and the first arc-shaped accommodation groove is arranged correspondingly to the second arc-shaped accommodation groove; The pincer head extends out, and the end of the feed screw extending toward the movable pincer head is provided with a blade; the electroscope is arranged on the fixed pincer head, and is used to detect whether the surrounding environment is electrified. It is convenient to strip the insulation layer of wires in a small space, improve wiring efficiency, and shorten power outage time; the electroscope is used to detect whether the power line is live, and send an alarm signal to remind the operator to protect the safety of personnel.

Description

a wire stripper

technical field

The invention relates to the technical field of power tool equipment, in particular to an electroscope wire stripper with a movable insulated handle.

Background technique

In daily power operation and maintenance, it is often necessary to strip the insulation layer of the power insulation line, but the tools currently on the market cannot meet the needs of stripping the insulation layer in a small space. For example, traditional wire strippers, rotary-cutting type stripping knives, etc., can only strip the insulation layer at the two ends of the insulated wire or at the position where the distance between the wires is large. At present, most power lines are affected by the site location and urban and rural development. Most of the erection locations are in small spaces and the distance between lines is narrow. There is no suitable tool for stripping the insulation layer on the market, and often only a little bit of insulation layer can be peeled off with scissors, which is inefficient and easily hurts hands; and the equipment is powered off After that, there is still a certain residual current, which endangers the safety of personnel.

For this reason, it is urgent to provide a wire stripper to solve the above problems.

Contents of the invention

The purpose of the present invention is to provide a wire stripper, which is convenient for stripping the insulation layer of wires in a narrow space, improves wiring efficiency, shortens power failure time, and protects personnel safety.

In order to achieve the above purpose, the following technical solutions are provided:

A wire stripper, comprising:

The clamp head is fixed, and one end is provided with a first arc-shaped receiving groove;

The movable pliers head can be stretched relative to the fixed pliers head, and a second arc-shaped receiving groove is arranged at one end of the movable pliers head close to the fixed pliers head, and the first arc-shaped receiving groove and the second Corresponding settings for arc-shaped accommodation slots;

A feed screw, the feed screw is rotatably arranged on the fixed pliers and extends out, and one end of the feed screw extending toward the movable pliers is provided with a blade;

The electroscope is arranged on the fixed clamp head and is used to detect whether the surrounding environment is electrified.

As an optional solution of the wire stripper, a handle is also included, and one end of the handle is detachably connected to the fixed pliers head.

As an optional solution of the wire stripper, an anti-slip structure is provided at the end of the handle away from the fixed pliers head.

As an optional solution for the wire stripper, it also includes a first pull ring and a second pull ring, the first pull ring is arranged on the side of the fixed pliers head away from the movable pliers head, and the second pull ring It is arranged on the side of the movable pliers away from the fixed pliers.

As an alternative to the wire stripper, a feed knob is provided at the end of the feed screw away from the blade, and an anti-skid pattern is provided on the outer surface of the feed knob.

As an optional solution for wire strippers, one end of the movable pliers head is fixed with a slide rail, and a chute is arranged inside the fixed pliers head, and the slide rail is inserted in the chute and can be inserted into the chute. slide in the chute.

As an optional solution for the wire stripper, it also includes a fixing knob, the head of the fixing pliers is provided with a threaded long hole, and the threaded long hole extends in a direction perpendicular to the chute and communicates with the chute, the A plurality of positioning holes are provided on the slide rail, and the fixing knob is screwed to the threaded long hole and can be inserted into any of the positioning holes through the slide groove.

As an optional solution for the wire stripper, a ratchet and pawl mechanism is provided at the connection between the handle and the fixed pliers head.

As an optional solution for wire strippers, a first insulating protection layer is disposed in the first arc-shaped accommodation groove, and a second insulation protection layer is disposed in the second arc-shaped accommodation groove.

As an optional solution for wire strippers, anti-slip bumps are provided on the outer surfaces of the first insulating protection layer and the second insulating protection layer.

Compared with prior art, the beneficial effect of the present invention:

In the wire stripper provided by the present invention, the fixed pliers head and the movable pliers head of the wire stripper can be relatively stretched, the fixed pliers head is provided with a first arc-shaped accommodation groove, the movable pliers head is provided with a second arc-shaped accommodation groove, the first The space between the arc-shaped accommodation groove and the second arc-shaped accommodation groove is used to fix and connect the wires. The feeding screw with the blade is rotated and arranged on the fixed pliers head. By rotating the feeding screw, the cutting depth of the blade can be adjusted, which is convenient in The insulating layer of the wires is stripped in a small space to improve the wiring efficiency and shorten the power outage time; the electroscope is used to detect whether the power line is live, and sends an alarm signal to remind the operators to protect the safety of the personnel.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments of the present invention. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention , for those skilled in the art, other drawings can also be obtained according to the content of the embodiment of the present invention and these drawings without any creative effort.

Fig. 1 is the assembly schematic diagram of wire stripper in the embodiment of the present invention;

Fig. 2 is a side view of the wire stripper in the embodiment of the present invention.

Reference signs:

1. Fixed clamp head; 2. Movable clamp head; 3. Feed screw; 4. Electroscope; 5. Handle; 6. Fixed knob;

11. The first arc-shaped receiving groove; 111. The first insulating protection layer; 12. The first pull ring;

21. The second arc-shaped accommodation groove; 211. The second insulating protection layer; 22. The second pull ring; 23. The slide rail;

31. blade; 32. feed knob; 51. anti-slip structure.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is usually placed when the product of the invention is used, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the referred device Or elements must have a certain orientation, be constructed and operate in a certain orientation, and thus should not be construed as limiting the invention. In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "setting" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, or Connected integrally; either mechanically or electrically. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "under" a second feature may include direct contact between the first and second features, and may also include the first and second features Not in direct contact but through another characteristic contact between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.

In order to facilitate the stripping of the wire insulation layer in a small space, improve the wiring efficiency, shorten the power outage time, and protect the safety of personnel, this embodiment provides a wire stripper. The specific content of this embodiment will be described in detail below in conjunction with Fig. 1 to Fig. 2 describe.

Embodiment one

As shown in FIG. 1 , the wire stripper of this embodiment includes a fixed pliers head 1 , a movable pliers head 2 , a feed screw 3 and an electroscope 4 .

Wherein, one end of the fixed pliers head 1 is provided with a first arc-shaped receiving groove 11 . The movable pliers head 2 and the fixed pliers head 1 can be stretched relative to each other, and the end of the movable pliers head 2 close to the fixed pliers head 1 is provided with a second arc-shaped accommodation groove 21, the first arc-shaped accommodation groove 11 and the second arc-shaped accommodation groove 21 corresponding settings. The feed screw rod 3 is rotated and arranged on the fixed pincer head 1 and stretches out, and the end of the feed screw rod 3 extending toward the movable pincer head 2 is provided with a blade 31 . The electroscope 4 is arranged on the fixed clamp head 1 for detecting whether the surrounding environment is electrified.

In short, in the wire stripper provided by the present invention, the fixed pincer head 1 and the movable pincer head 2 of the wire stripper can be relatively stretched, the fixed pincer head 1 is provided with a first arc-shaped receiving groove 11, and the movable pincer head 2 is provided with There is a second arc-shaped accommodation groove 21, and the space between the first arc-shaped accommodation groove 11 and the second arc-shaped accommodation groove 21 is used for fixing and clamping wires, and the feed screw 3 provided with a blade 31 is rotated and arranged on the fixed pliers head 1 , the cutting depth of the blade 31 can be adjusted by rotating the feeding screw 3, which is convenient for stripping the insulation layer of the wire in a narrow space, improving the wiring efficiency and shortening the power failure time; the electroscope 4 is used to detect whether the power line is live and send an alarm The signal reminds the operator and protects the safety of the personnel.

Further, the wire stripper also includes a handle 5 , and one end of the handle 5 is detachably connected to the fixed pliers head 1 . The handle 5 is made of high-strength insulating material, which improves the safety of use, and is suitable for the live working requirements of electric power production.

Specifically, the fixed pliers head 1 is provided with a hollow sleeve, and the handle 5 is passed through the hollow sleeve and can slide back and forth along the axis of the hollow sleeve inside the hollow sleeve.

Exemplarily, Step 1: The worker holds the first end of the handle 5, inserts the second end of the handle 5 into the hollow sleeve, and the handle 5 drives the fixed pliers head 1 to rotate 180 degrees; Step 2: Push the handle 5 to continue inserting into the hollow sleeve. Sleeve, and make the second end of handle 5 stretch out hollow type sleeve, the first end of handle 5 is inserted in the hollow type sleeve, step 3: the worker holds the second end of handle 5 and continues to rotate.

Furthermore, a ratchet and pawl mechanism is provided at the joint between the handle 5 and the fixed pliers head 1 . The handle 5 drives the fixed pliers head 1 and can only rotate in one direction. Reduced operating range and labor-saving. In other embodiments, the handle 5 can also drive the fixed pliers head to rotate 1360 degrees, which is suitable for various workplaces of power lines.

Further, an anti-slip structure 51 is provided at the end of the handle 5 away from the fixed pliers head 1 . The anti-slip structure 51 may be anti-slip lines, anti-slip protrusions and the like.

Further, the wire stripper also includes a first pull ring 12 and a second pull ring 22, the first pull ring 12 is arranged on the side of the fixed pliers head 1 away from the movable pliers head 2, and the second pull ring 22 is arranged on the movable pliers head 2 The side away from the fixed pliers head 1. By manually pulling the first pull ring 12 and the second pull ring 22 on both sides of the wire stripper, the movable pliers head 2 is opened relative to the fixed pliers head 1 .

Further, a feed knob 32 is provided at the end of the feed screw 3 away from the blade 31 , and an anti-skid pattern is provided on the outer surface of the feed knob 32 . By turning the feed knob 32 by hand, the feed depth of the blade 31 can be changed to meet the ring cutting of wire insulation layers with various thicknesses.

Further, as shown in Fig. 1 and Fig. 2, one end of the movable pincer head 2 is fixedly provided with a slide rail 23, and the fixed pincer head 1 is provided with a chute, and the slide rail 23 is inserted in the chute and can be inserted into the chute. slide.

Further, it also includes a fixed knob 6, the fixed pliers head 1 is provided with a threaded long hole, the threaded long hole extends in a direction perpendicular to the chute and communicates with the chute, the slide rail 23 is provided with a plurality of positioning holes, the fixed knob 6 It is screwed to the threaded long hole and can be inserted into any positioning hole through the sliding slot. After determining the distance between the fixed pliers 1 and the movable pliers 2, by turning the fixed knob 6, the depth of the fixed knob 6 screwed into the fixed pliers 1 is increased, and the fixed knob 6 is further inserted into the position of the slide rail 23. In the hole, the movement of the movable pliers 2 is restricted to ensure that the wires can be firmly clamped between the movable pliers 2 and the fixed pliers 1 when the wires are circumcised.

Embodiment two

This embodiment provides a wire stripper. Compared with Embodiment 1, the basic structure of the wire stripper provided by this embodiment is the same as Embodiment 1, only the first arc-shaped accommodation groove 11 and the second arc-shaped accommodation groove There are differences in the setting of 21, and this embodiment will not repeat the same structure as that of the first embodiment.

Further, as shown in FIG. 2 , a first insulating protection layer 111 is disposed in the first arc-shaped accommodation groove 11 , and a second insulating protection layer 211 is disposed in the second arc-shaped accommodation groove 21 . When the fixed pliers 1 and the movable pliers 2 are in contact with the wires, the first insulating protection layer 111 and the second insulating protection layer 211 are added to ensure that the fixed pliers 1 and the movable pliers 2 have good insulation and ensure safe use sex.

Further, the outer surfaces of the first insulation protection layer 111 and the second insulation protection layer 211 are both provided with anti-skid bumps. The contact friction force between the wire and the first insulating protection layer 111 and the second insulating protection layer 211 is increased to prevent the wire stripper from slipping when the wire is cut around the wire.

Note that the above are only preferred embodiments of the present invention and applied technical principles. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described here, and various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the protection scope of the present invention. Therefore, although the present invention has been described in detail through the above embodiments, the present invention is not limited to the above embodiments, and can also include more other equivalent embodiments without departing from the concept of the present invention, and the present invention The scope is determined by the scope of the appended claims.

Claims (8)

1. A wire stripper, comprising:

one end of the fixed binding clip (1) is provided with a first arc-shaped accommodating groove (11);

the movable binding clip (2) and the fixed binding clip (1) can relatively extend and retract, a second arc-shaped accommodating groove (21) is formed in one end, close to the fixed binding clip (1), of the movable binding clip (2), and the first arc-shaped accommodating groove (11) and the second arc-shaped accommodating groove (21) are correspondingly formed;

the feeding screw (3) is rotatably arranged on the fixed tong head (1) and extends out, and a blade (31) is arranged at one end of the feeding screw (3) extending to the movable tong head (2);

the electroscope (4) is arranged on the fixed tong head (1) and is used for detecting whether the surrounding environment is electrified or not;

one end of the handle (5) is detachably connected with the fixed forceps head (1);

a ratchet wheel and pawl mechanism is arranged at the joint of the handle (5) and the fixed tong head (1);

the fixed tong head (1) is provided with a hollow sleeve, and the handle (5) penetrates through the hollow sleeve and can slide back and forth in the hollow sleeve along the axis of the hollow sleeve;

the method comprises the following steps: a worker holds the first end of the handle (5), the second end of the handle (5) is inserted into the hollow sleeve, and the handle (5) drives the fixed tong head (1) to rotate for 180 degrees; step two: promote handle (5) continue to insert cavity type sleeve, and make the cavity type sleeve is stretched out to the second end of handle (5), the first end of handle (5) is inserted in cavity type sleeve, step three: the worker holds the second end of the handle (5) to continue rotating.

2. Wire stripper as claimed in claim 1, characterized in that the end of the handle (5) remote from the fixed jaw (1) is provided with an anti-slip arrangement (51).

3. Wire stripper according to claim 1, further comprising a first pull ring (12) and a second pull ring (22), wherein the first pull ring (12) is arranged on the side of the fixed jaw (1) facing away from the movable jaw (2), and the second pull ring (22) is arranged on the side of the movable jaw (2) facing away from the fixed jaw (1).

4. The wire stripper according to claim 1, wherein a feed knob (32) is arranged at one end of the feed screw (3) far away from the blade (31), and anti-skid lines are arranged on the outer surface of the feed knob (32).

5. The wire stripper as claimed in claim 1, wherein a slide rail (23) is fixedly arranged at one end of the movable binding clip (2), a slide groove is arranged in the fixed binding clip (1), and the slide rail (23) is inserted into the slide groove and can slide in the slide groove.

6. The wire stripper as claimed in claim 5, further comprising a fixing knob (6), wherein the fixing head (1) is provided with a long threaded hole, the long threaded hole extends in a direction perpendicular to the sliding groove and is communicated with the sliding groove, the sliding rail (23) is provided with a plurality of positioning holes, and the fixing knob (6) is screwed with the long threaded hole and can penetrate through the sliding groove to be inserted into any one of the positioning holes.

7. Wire stripper according to claim 1, wherein a first insulating protective layer (111) is arranged in the first arc-shaped receiving groove (11) and a second insulating protective layer (211) is arranged in the second arc-shaped receiving groove (21).

8. Wire stripper according to claim 7, characterized in that the outer surfaces of the first insulating protective layer (111) and the second insulating protective layer (211) are provided with anti-slip bumps.

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