CN114221201B

CN114221201B - Wire stripper

Info

Publication number: CN114221201B
Application number: CN202111551434.7A
Authority: CN
Inventors: 王翎羽; 林楠; 丘桢坤; 郭宁; 曾君; 何伟辉; 赵卫东; 袁宇昊; 曹雪亮; 孙成功; 叶子程; 王锦朝; 刘淡玲; 李昂; 谢林翰
Original assignee: Guangdong Power Grid Co Ltd; Huizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Huizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2024-06-11
Anticipated expiration: 2041-12-17
Also published as: CN114221201A

Abstract

The invention discloses a wire stripper, and belongs to the technical field of electric power construction tools. The wire stripper comprises a shell and a cutting piece, wherein a through hole is formed in the shell along a first direction, a spiral protrusion extending along the first direction is arranged on the wall of the through hole, and the cutting piece is arranged on the spiral protrusion in a sliding mode. The shell all is equipped with the opening along the both ends that the first direction interval set up on, and two openings all are linked together with the through-hole, and the cable is inserted in the shell by one of them opening, and the cutting member can cut into the outer epidermis of cable. When the wire stripper rotates, the cutting piece is driven to slide along the spiral protrusion so as to cut the outer surface of the cable and expose the conductor. The shell includes the conducting surface, and the conducting surface can be connected with the conducting surface electricity, and the conducting surface divide into first conducting surface and second conducting surface, contains the wire stripper of first conducting surface can with contain the wire stripper joint of second conducting surface to realize the electricity of two cables and be connected, solved the problem of maintainer's operation of ascending a height at night, improved the security of maintainer when the maintenance.

Description

Wire stripper

Technical Field

The invention relates to the technical field of electric power construction tools, in particular to a wire stripper.

Background

Part of the lines in the distribution network may be prone to line aging problems over time. Especially in summer evening, the electricity consumption of the user reaches the peak period, the load of the line in the power distribution network is large, the power is easily aged and cut off, and maintenance staff is required to repair in time so as to meet the electricity consumption requirement of the user.

At present, when line maintenance is carried out, cables need to be stripped and reconnected. In the traditional wire stripping mode, a paper cutter is used for stripping the cable, so that insulating gloves are easy to cut, and safety accidents are caused. Therefore, the cable is stripped by the multi-purpose stripper at present. However, the cable after wire stripping also needs to be brought into the high air by an overhauling staff to be connected with the power distribution network again, and the ascending operation has a large safety risk during overhauling at night.

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

Disclosure of Invention

The invention aims to provide a wire stripper which solves the problem of climbing operation of an maintainer at night and improves the safety of the maintainer during maintenance.

In order to achieve the above object, the following technical scheme is provided:

a wire stripper for cutting an outer skin of a cable, comprising:

The shell is internally provided with a through hole along a first direction, and the wall of the through hole is provided with a spiral protrusion extending along the first direction; openings are formed in two ends of the shell, which are arranged at intervals along the first direction, and the two openings are communicated with the through hole;

the cutting piece is arranged on the spiral protrusion in a sliding manner; the cable is inserted into the housing through one of the two openings, and the cutting member is capable of cutting into the outer skin of the cable; when the wire stripper rotates, the cutting piece is driven to slide along the spiral protrusion so as to cut the outer surface of the cable and expose the conductor;

The shell comprises a conductive surface, the conductor can be electrically connected with the conductive surface, the conductive surface is divided into a first conductive surface and a second conductive surface, the wire stripper containing the first conductive surface can be clamped with the wire stripper containing the second conductive surface, and therefore the electrical connection of two cables is achieved.

As an alternative scheme of the wire stripper, a clamping protrusion is arranged on one side, away from the cable, of the first conductive surface, a clamping groove is arranged on one side, away from the cable, of the second conductive surface, and the clamping protrusion can be inserted into the clamping groove.

As an alternative scheme of the wire stripper, a supporting piece is arranged on one side, close to the cable, of the conductive surface, and the supporting piece is a metal piece; the support comprises an elastic sheet which is arranged in a V shape, and the conductor and/or the cable can be arranged between two ends of the elastic sheet.

As an alternative scheme of the wire stripper, the supporting piece further comprises rollers, the rollers are rotatably arranged at two ends of the elastic piece, and the rollers can be in contact with the conductor.

As an alternative to the wire stripper, the plurality of supporting members are provided, and the plurality of supporting members are arranged at intervals along the first direction.

As an alternative scheme of the wire stripper, the cutting member comprises a connecting portion and a cutter, the cutter is rotationally connected with the connecting portion, a chute is arranged on one side, away from the cutter, of the connecting portion, and the chute is arranged on the spiral protrusion.

As an alternative scheme of the wire stripper, the cutter comprises a cutter bar, and the cutter bar is rotationally connected with the connecting part; the wire stripper further comprises a wire diameter adjusting piece, a mounting groove is formed in the cutter bar, the wire diameter adjusting piece is arranged in the mounting groove along the first direction, and the cable is arranged between one side, away from the connecting portion, of the wire diameter adjusting piece and the inner wall of the through hole.

As an alternative scheme of above-mentioned wire stripper, the cutter still includes the tool bit, the tool bit with the cutter arbor is fixed to be linked to each other, the tool bit includes two crisscross tangent planes that set up, two the tangent plane is located the same side of tool bit, just the tangent plane with the cutter arbor is 45 and sets up.

As an alternative scheme of the wire stripper, the cutter bar is provided with a plurality of mounting grooves at intervals along the extending direction of the cutter bar, and the wire diameter adjusting piece can be arranged in any one of the mounting grooves.

As an alternative to the wire stripper described above, the housing is an insulating surface except for the conductive surface.

Compared with the prior art, the invention has the beneficial effects that:

The wire stripper comprises a shell and a cutting piece, wherein a through hole is formed in the shell, a spiral protrusion extending along a first direction is arranged on the wall of the through hole, and the cutting piece is arranged on the spiral protrusion in a sliding mode. The cable is inserted in the shell from one end in the shell, and the cutting piece can cut into the outer surface of the cable, and when the wire stripper rotates, the cutting piece is driven to slide along the spiral protrusion so as to cut the outer surface of the cable, thereby exposing the conductor. The shell includes the electrically conductive face, and the conductor can be connected with electrically conductive face electricity, and electrically conductive face divide into first electrically conductive face and second electrically conductive face, contains the wire stripper of first electrically conductive face can with the wire stripper joint that contains the second electrically conductive face to realize the electricity of two cables and be connected, thereby make when overhauling night, the maintainer can utilize two kinds of wire strippers to connect first temporarily, can guarantee the timely power consumption of user, again can make the maintainer ascend a height the operation again when light is bright in daytime, solved the problem of maintainer ascending a height the operation at night, improved the security of maintainer when the maintenance.

Drawings

Fig. 1 is a schematic structural diagram of a wire stripper according to an embodiment of the present invention;

fig. 2 is a schematic diagram of an internal structure of a wire stripper according to an embodiment of the present invention;

FIG. 3 is a schematic view of a support member according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a cutting member according to an embodiment of the present invention.

Reference numerals:

1. a housing; 2. a cutting member; 3. a support; 4. a wire diameter adjusting member;

11. a through hole; 111. spiral bulges; 12. an opening; 13. a first conductive surface; 131. the clamping bulge; 132. sinking grooves;

21. a connection part; 211. a chute; 22. a cutter; 221. a cutter bar; 2211. a mounting groove; 222. a cutter head; 2221. cutting into sections;

31. an elastic sheet; 32. and a roller.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

Example 1

As shown in fig. 1-4, the present embodiment provides a wire stripper for cutting an outer skin of a cable, which includes a housing 1 and a cutting member 2, wherein a through hole 11 is formed in the housing 1 along a first direction (i.e., an X direction in the drawing), a spiral protrusion 111 extending along the first direction is formed on a wall of the through hole 11, and the cutting member 2 is slidably disposed on the spiral protrusion 111. The shell 1 is provided with openings 12 at two ends which are arranged at intervals along the first direction, the two openings 12 are communicated with the through hole 11, a cable is inserted into the shell 1 through one of the two openings 12, and the cutting piece 2 can cut into the outer surface of the cable. When the stripper rotates, the cutter 2 is driven to slide along the spiral protrusion 111 to cut the outer skin of the cable to expose the conductor. The arrangement enables the exposed part of the cable to be fully contained in the shell 1, so that the cutting process of the cable is in a relatively closed environment, and the safety of overhaulers in the overhauling process is improved.

The shell 1 includes the electrically conductive face, and the conductor can be connected with electrically conductive face electricity, and electrically conductive face divide into first electrically conductive face 13 and second electrically conductive face, contains the wire stripper of first electrically conductive face 13 can with the wire stripper joint that contains the second electrically conductive face to realize the electricity of two cables and be connected, thereby make when the maintenance night, the maintainer can utilize two kinds of wire strippers to temporarily connect earlier, can guarantee the timely power consumption of user, can make the maintainer ascend a height again when light is bright again in daytime and operate, solved the problem of maintainer ascending a height at night operation, improved the security of maintainer when the maintenance.

Wherein, the side of the first conductive surface 13 far away from the cable is provided with a clamping bulge 131, the side of the second conductive surface far away from the cable is provided with a clamping groove, and the clamping bulge 131 can be inserted into the clamping groove to realize the clamping of the wire stripper containing the first conductive surface 13 and the wire stripper containing the second conductive surface.

Optionally, the side of the conductive surface near the cable is provided with a support 3, the support 3 comprises an elastic sheet 31, the elastic sheet 31 is arranged in a V-shape, and the conductor and/or the cable can be arranged between the two ends of the elastic sheet 31. When the cable is pressed by the cutting member 2, it is possible to locate the cable and/or the conductor between the two ends of the elastic piece 31, the two ends of the elastic piece 31 having a movement tendency toward each other to clamp the cable and/or the conductor. The elastic sheet 31 is further arranged to enable the supporting piece 3 to stably support cables and/or conductors with different wire diameters, so that the applicability of the wire stripper is improved. And the support 3 is a metal piece in order to achieve an electrical connection of the conductor to the conductive surface.

Further alternatively, the supporting member 3 further comprises rollers 32, and the rollers 32 are rotatably arranged at two ends of the elastic piece 31, so that the rollers 32 can be in contact with the conductor, friction between the conductor and the supporting member 3 is reduced, and the wire stripper can rotate relative to the cable conveniently.

Further alternatively, the support 3 is provided in plurality, the plurality of supports 3 being arranged at intervals along the first direction to achieve stable support of the cable and/or conductor. In the present embodiment, the support 3 is provided with three.

Optionally, the cutting member 2 includes a connecting portion 21 and a cutter 22, and the cutter 22 is rotatably connected to the connecting portion 21, so that the cutter 22 cuts the outer skin of the cable with different wire diameters, thereby improving the applicability of the wire stripper. The side of the connecting portion 21 away from the cutter 22 is provided with a sliding groove 211, and the sliding groove 211 is arranged on the spiral protrusion 111 to realize the sliding of the cutting member 2 on the spiral protrusion 111.

Further alternatively, the tool 22 comprises a tool bar 221, the tool bar 221 being rotatably connected to the connecting portion 21 to effect a rotational connection of the tool 22 to the connecting portion 21. The wire stripper further comprises a wire diameter adjusting piece 4, the cutter bar 221 is provided with a mounting groove 2211, the wire diameter adjusting piece 4 is arranged in the mounting groove 2211 along the first direction, and a cable is arranged between one side, far away from the connecting portion 21, of the wire diameter adjusting piece 4 and the inner wall of the through hole 11, so that the stable placement of the cable in the shell 1 is realized, and the cutting error caused by the shaking of the cable in the shell 1 is avoided.

Further alternatively, the cutter bar 221 is provided with a plurality of mounting grooves 2211 along the extending direction thereof at intervals, and the wire diameter adjusting member 4 can be disposed in any one of the mounting grooves 2211 to realize adjustment of the cable accommodating space, so that the wire stripper can cut outer skins of cables with different wire diameters.

Further alternatively, the cutter 22 further includes a cutter head 222, where the cutter head 222 is fixedly connected with the cutter bar 221, the cutter head 222 includes two cross sections 2221 that are staggered, and the two cross sections 2221 are disposed on the same side of the cutter head 222, so as to facilitate the cutting of the cable outer skin by the cutting member 2. And the section 2221 is disposed at 45 ° to the knife bar 221 to facilitate insertion of the cutting member 2 into the outer sheath of the cable.

Further alternatively, the shell 1 is an insulating surface except the conductive surface, so that electric leakage of a conductor is avoided, and the safety of overhauling personnel during overhauling is further improved.

Example two

As shown in fig. 1, this embodiment provides a wire stripper, which has the same basic structure as the first embodiment, but is different from the specific arrangement of the conductive surface in this embodiment.

Optionally, the first conductive surface 13 is concavely provided with a sink 132 toward a direction approaching to the support 3, and the clamping protrusion 131 is disposed in the sink 132 to compress the volume of the wire stripper, so that the housing 1 is in a cuboid arrangement. In the present embodiment, the housing 1 has a size of 30cm in the first direction, 20cm in the second direction (i.e., Y direction in the drawing), and 20cm in the third direction (i.e., Z direction in the drawing). Therefore, compared with the traditional wire stripper, the wire stripper has smaller size and is convenient to carry and store.

It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.

Claims

1. A wire stripper for cutting an outer skin of a cable, comprising:

The shell (1), a through hole (11) is formed in the shell (1) along a first direction, and a spiral protrusion (111) extending along the first direction is formed on the wall of the through hole (11); openings (12) are formed in two ends of the shell (1) which are arranged at intervals along the first direction, and the two openings (12) are communicated with the through hole (11);

The cutting piece (2) is arranged on the spiral protrusion (111) in a sliding manner; the cable is inserted into the housing (1) through one of the two openings (12), the cutting element (2) being able to cut into the outer skin of the cable; when the wire stripper rotates, the cutting piece (2) is driven to slide along the spiral protrusion (111) so as to cut the outer surface of the cable and expose the conductor;

The shell (1) comprises a conductive surface, the conductor can be electrically connected with the conductive surface, the conductive surface is divided into a first conductive surface (13) and a second conductive surface, the wire stripper containing the first conductive surface (13) can be clamped with the wire stripper containing the second conductive surface, so that the electrical connection of two cables is realized.

2. Wire stripper according to claim 1, characterized in that the side of the first conductive surface (13) facing away from the cable is provided with a clamping protrusion (131), the side of the second conductive surface facing away from the cable is provided with a clamping groove, and the clamping protrusion (131) can be inserted into the clamping groove.

3. Wire stripper according to claim 1, characterized in that the side of the conductive surface close to the cable is provided with a support (3), the support (3) being a metal piece; the support (3) comprises an elastic sheet (31), the elastic sheet (31) is arranged in a V shape, and the conductor and/or the cable can be arranged between two ends of the elastic sheet (31).

4. A wire stripper according to claim 3, characterized in that the support (3) further comprises rollers (32), both ends of the elastic sheet (31) being rotatably provided with the rollers (32), the rollers (32) being capable of contacting the conductor.

5. Wire stripper according to claim 4, characterized in that the support (3) is provided in a plurality, a plurality of the supports (3) being arranged at intervals along the first direction.

6. Wire stripper according to claim 1, characterized in that the cutting member (2) comprises a connecting part (21) and a cutter (22), the cutter (22) is rotatably connected with the connecting part (21), a chute (211) is arranged on one side of the connecting part (21) away from the cutter (22), and the chute (211) is arranged on the spiral protrusion (111).

7. Wire stripper as in claim 6, characterized in that said knife (22) comprises a knife bar (221), said knife bar (221) being in rotational connection with said connection (21); the wire stripper further comprises a wire diameter adjusting piece (4), a mounting groove (2211) is formed in the cutter bar (221), the wire diameter adjusting piece (4) is arranged in the mounting groove (2211) along the first direction, and the cable is arranged between one side, away from the connecting portion (21), of the wire diameter adjusting piece (4) and the inner wall of the through hole (11).

8. The wire stripper as defined in claim 7, wherein the cutter (22) further comprises a cutter head (222), the cutter head (222) is fixedly connected with the cutter bar (221), the cutter head (222) comprises two cross sections (2221) which are staggered, the two cross sections (2221) are arranged on the same side of the cutter head (222), and the cross sections (2221) are arranged at 45 ° with the cutter bar (221).

9. The wire stripper as defined in claim 8, wherein the cutter bar (221) is provided with a plurality of mounting grooves (2211) at intervals along the extending direction thereof, and the wire diameter adjusting member (4) can be disposed in any one of the mounting grooves (2211).

10. Wire stripper according to claim 1, characterized in that the housing (1) is an insulating surface except for the conductive surface.