CN114006313A

CN114006313A - High-voltage cable wire stripper with hook-shaped handle

Info

Publication number: CN114006313A
Application number: CN202111445743.6A
Authority: CN
Inventors: 罗军; 宋德忠; 王雄; 陈灌生; 卜伟伟; 刘枢; 王红辉; 朱蔚斌; 黄艳
Original assignee: Jianglu Machinery and Electronics Group Co Ltd
Current assignee: Jianglu Machinery and Electronics Group Co Ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-02-01

Abstract

The invention discloses a high-voltage cable wire stripper with hook-shaped handles, which relates to the technical field of wire stripping tools for high-voltage cables and solves the technical problem that a cutter slips when an existing electrician knife breaks a cable; a cutter head and a V-shaped roller are arranged at the head part of a pliers body formed by hinging an upper handle and a lower handle to clamp a cable which is put into the pliers body, when the cable is dragged to move on the V-shaped roller, a straight cutting hob 8 arranged on the cutter head cuts a cable skin of the cable, and the roller with the V-shaped groove body is designed for preventing the cable placed on the V-shaped roller from deviating, so that the situation that fingers are cut by carelessness is avoided.

Description

High-voltage cable wire stripper with hook-shaped handle

Technical Field

The invention relates to the technical field of wire stripping tools for high-voltage cables, in particular to the technical field of high-voltage cable wire strippers with hook-shaped handles.

Background

At present, in the connection of high-voltage cables, generally, a tool such as a wire stripper is used for stripping the protective skin of the insulating layer of the cable.

In a working place, cables are required to be stripped on site, particularly in the field, the environment is severe, when the temperature is low, the cable protection skin is frozen and hardened, a cutter cannot be kept stable when an electrician knife is used for breaking the cables, the problem of slippage often occurs, and fingers can be cut carelessly.

In the prior art, the method comprises the following steps: "application No. CN201621248767.7, name: in a power cable peeling knife, two groups of positioning support wheels and a round hobbing cutter are matched with a longitudinal cut of a cable sheath, and the problem that the cable is easy to deviate in the moving process is solved.

Therefore, a wire stripping tool capable of preventing the longitudinal cutting skin of the cable from deviating needs to be designed, and the circular cutting and linear cutting work of the cable protection skin is implemented.

Disclosure of Invention

The invention aims to: in order to solve the technical problem, the invention provides high-voltage cable wire stripper with hook-shaped handles.

The invention specifically adopts the following technical scheme for realizing the purpose:

a hook-shaped handle high-voltage cable stripping pliers comprises a handle and a lower handle which are hinged with each other, wherein a cutter head is arranged at the end of a pliers body and connected with the lower handle, a straight cutting hob for cutting along the axis of a cable is mounted on the cutter head, a V-shaped roller matched with the cutter head to clamp the cable is mounted on the upper handle, and the V-shaped roller is connected to the upper handle through a rotating assembly.

Furthermore, a tooth-shaped square hole for accommodating the cutter head is formed in the lower handle, a rack meshed with teeth on the tooth-shaped square hole is formed in the side face of the cutter head, a first compression spring is arranged in the cutter body, one end of the first compression spring is connected to the cutter body, and the other end of the first compression spring abuts against the side wall of the tooth-shaped square hole.

Furthermore, the middle part of the pliers body is provided with an annular cutting hob for annularly cutting the cable, the annular cutting hob is connected to the bottom of the upper handle, and a containing groove for containing the cable is arranged below the annular cutting hob on the lower handle.

Further, be provided with V type cardboard in the holding tank, V type cardboard and holding tank sliding connection.

Further, the side of holding tank is opened there is the chute, is provided with the fixed pin in the chute, the fixed pin is connected in the chute, chute between fixed pin and the holding tank still is provided with the gliding regulating part of restriction V type cardboard, the regulating part is along the axis of chute rather than cell body sliding connection, be provided with the second compression spring that promotes the regulating part to V type cardboard butt between regulating part and the fixed pin, second compression spring's one end and fixed pin are connected, and second compression spring's one end other end butt is on the regulating part.

Furthermore, a first toothed plate is arranged on the side surface of the adjusting part between the adjusting part and the V-shaped clamping plate, and a second toothed plate meshed with the first toothed plate is arranged on the side surface of the V-shaped clamping plate between the adjusting part and the V-shaped clamping plate.

Furthermore, a threaded hole for positioning the adjusting piece after sliding is formed in the lower handle, and a fine adjustment screw connected with the threaded hole is arranged in the threaded hole.

Furthermore, the tail part of the lower handle is hook-shaped.

The high-voltage cable wire stripper based on the hook-shaped handle is applied to linear sectioning and circular sectioning treatment of pipe fittings.

The invention has the following beneficial effects:

1. in order to avoid the careless finger cutting and facilitate the linear cutting work of the freeze-hardened cable sheath, a cutter head and a V-shaped roller are arranged at the head part of a clamp body formed by hinging an upper handle and a lower handle to clamp the cable which is put into the clamp body, when the cable is dragged to move on the V-shaped roller, a straight cutting hob 8 arranged on the cutter head cuts the cable sheath, and the V-shaped groove-shaped roller is designed for preventing the cable which is put on the V-shaped roller from deviating, so the careless finger cutting is avoided.

2. In order to adjust the distance between the cutter head and the V-shaped roller according to cables with different diameters, a rack is arranged on the side surface of the cutter head and meshed with the tooth-shaped square hole to be used as a support, the opposite side of the cutter head prefabrication abuts against the side wall of the tooth-shaped square hole, and a first compression spring arranged between the abutting surfaces is used for reducing the distance between the two meshing parts.

3. In order to facilitate the cable circular cutting and peeling work on the basis of the linear cutting work of the cable, the middle part of the clamp body is provided with a circular cutting hob for circular cutting the cable to be matched with a holding tank for holding the cable, the position for holding the cable is located, and the circular cutting hob can be used for circular cutting and peeling the cable.

4. V type cardboard is installed to the holding tank, and V type cardboard can be in the holding tank activity from top to bottom, adjusts the interval between V type cardboard and the circular cutting hobbing cutter then to be convenient for developing of circular cutting work.

5. The utility model provides a device of interval between specific adjustment V type cardboard and the circular cutting hobbing cutter, the side of holding tank is opened promptly has the chute, installation fixed pin in the chute, the installation regulating part butt is on V type cardboard on the fixed pin, the opposite side of the V type cardboard that corresponds with it then the butt is on the cell body inner wall of holding tank, be provided with second compression spring between regulating part and the fixed pin, second compression spring uses the fixed pin as the support, the regulating part butt of being connected with it in V type cardboard body surface.

6. In order to make V type cardboard and ring-cutting hobbing cutter be connected more stably, adopt first pinion rack and the second pinion rack of intermeshing to make V type cardboard and regulating part contact more difficult slippage.

7. The fine adjustment screw is arranged to adjust the distance between the upper handle and the lower handle, and the length of the adjusting piece protruding out of the chute and protruding out of the accommodating groove is limited.

8. The device not only can be used for the high-voltage cable to perform circular cutting or linear cutting peeling, but also can be used for pipe fitting cutting treatment, such as linear cutting and circular cutting of a plastic pipe, so that the device is relatively wide in application field.

Drawings

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

FIG. 2 is a schematic plan view of the present invention;

FIG. 3 is a schematic view of the upper handle configuration of the present invention;

FIG. 4 is a schematic view of the lower handle configuration of the present invention;

FIG. 5 is a schematic view of the structure of the V-shaped clamp of the present invention;

FIG. 6 is a schematic view of the structure of the adjusting member of the present invention;

FIG. 7 is a schematic view of the structure of the V-shaped roller of the present invention;

reference numerals: 1. an upper handle; 2. a lower handle; 3. a bit fixing pin; 4. an adjustment member; 5, a V-shaped clamping plate; 6, V-shaped rollers; 7. a cutter head; 8. a straight cutting hob; 9. a circular cutting hob; 10. fine adjustment of screws; 11. a tooth-shaped square hole; 12. a first compression spring; 13. a rack; 14. accommodating grooves; 15. a chute; 16. a second compression spring; 17. a first toothed plate; 18. a second toothed plate; 19. a threaded bore.

Detailed Description

In order to make the objects, 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 with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of 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 present invention, 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

as shown in fig. 1, 3 and 4, the present embodiment provides a high-voltage cable wire stripper with hook-shaped handles, a body of the wire stripper includes a handle 1 and a lower handle 2, which are hinged to each other, a cutter head 7 is installed at an end of the body, the cutter head 7 is connected to the lower handle 2, a straight-cutting hob 8 for cutting along an axis of a cable is installed on the cutter head 7, the straight-cutting hob 8 is connected to the cutter head 7, a V-shaped roller 6 for clamping the cable by matching with the cutter head 7 is installed on the upper handle 1, the V-shaped roller 6 is connected to the upper handle 1 through a bearing, and the straight-cutting hob 8 and the V-shaped roller 6 are both located on the same side of the hinged portion.

In the above structure, in order to facilitate the linear cutting and peeling work of the cable, a cutter head 7 and a V-shaped roller 6 are installed at the head of a pincer body formed by hinging an upper handle 1 and a lower handle 2, the cable placed in a groove of the V-shaped roller 6 is clamped by the cutter head 7 and the V-shaped roller 6, when the cable is dragged to move on the V-shaped roller 6, a straight cutting hob 8 installed at the cutter head 7 cuts the cable leather, when the cable is clamped, the cutter head 7 is positioned at the upper side of the cable, the V-shaped roller 6 is positioned at the lower side of the cable, and preferably, the cutter head 7 is directly opposite to the V-shaped roller 6, two side groove walls of the V-shaped groove of the V-shaped roller 6 are contacted with two side outer circumferential surfaces at the lower end of the cable, so that the cable is limited in the vertical direction, so that the cable can only move between the cutter head 7 and the V-shaped roller 6, and the upper side wall of the cable is contacted with the hob, so that the cable can move and be guided based on the V-shaped groove, the uniqueness of the moving direction of the cable part moving below the tool bit 7 is guaranteed, the cable sheath can be conveniently cut, then the upper handle 1 and the lower handle 2 which are hinged are combined to exert pressure on the cable sheath, so that the end parts are close to each other, the tool bit 7 is cut into the sheath of the cable until the sheath is cut open, the deviation of the V-shaped roller 6 of the cable can be prevented, and the finger cutting is avoided.

Example 2:

the present embodiment is developed on the basis of embodiment 1, and as shown in fig. 2, in order to satisfy cables with different diameters, the distance between the cutter head 7 and the V-shaped roller 6 needs to be adjusted, and the following embodiment is adopted: the lower handle 2 is provided with a tooth-shaped square hole 11 for accommodating the cutter head 7, the side surface of the cutter head 7 is provided with a rack 13 meshed with teeth on the tooth-shaped square hole 11, the tooth-shaped square hole 11 is a square hole formed in the cutter head 7, a plurality of grooves matched with the rack 13 are formed in the side wall in the square hole, a first compression spring 12 is installed in the cutter body, one end of the first compression spring 12 is connected to the inner wall of the hole formed in the cutter body, the other end of the first compression spring 12 penetrates through the hole and abuts against the side wall of the tooth-shaped square hole 11, the side surface of the cutter head 7 is provided with the rack 13 meshed with the tooth-shaped square hole 11 as a support, the opposite side of the cutter head 7 is abutted against the side wall of the tooth-shaped square hole 11 in advance, and the first compression spring 12 installed between the abutting surfaces is used for reducing the distance between the two meshing parts.

Example 3:

the embodiment is developed on the basis of embodiment 1, as shown in fig. 1, fig. 3 and fig. 4, in order to facilitate the cable girdling peeling work on the basis of the cable straight line cutting work, a girdling hob 9 for girdling the cable is installed in the middle of the forceps body, the girdling hob 9 is connected to the bottom of the upper handle 1, an accommodating groove 14 for accommodating the cable is formed in the lower portion of the lower handle 2, which is located below the girdling hob 9, the accommodating groove 14 is used for positioning and accommodating the position where the cable is placed, and the cable is girdling peeling work through the girdling hob 9.

Preferably, the ring cutter cutters 9 and the cutter head 7 are located on either side of the hinge.

Meanwhile, as shown in fig. 2-5, a V-shaped clamping plate 5 with adjustable height is installed in the accommodating groove 14, and the V-shaped clamping plate 5 is connected with the accommodating groove 14 in a sliding manner; the V-shaped clamping plate with the adjustable height has the following specific modes: the side of holding tank 14 is opened there is chute 15, installs fixed pin 3 in chute 15, and still there is regulating part 4 along the axis slidable mounting of chute 15 in chute 15 is close to the tip of holding tank 14.

Preferably, the adjusting member 4 is sleeved on the end portion of the adjusting member 3 close to the adjusting member 14, a second compression spring 16 is installed between the adjusting member 4 and the fixing pin 3, one end of the second compression spring 16 is connected with the fixing pin 3, the other end of the second compression spring 16 abuts against the adjusting member 4, the second compression spring 16 is supported by the fixing pin 3 and is in a compressed state, then the adjusting member 4 abutting against the adjusting member is abutted against the body surface of the V-shaped clamping plate 5, a plurality of matching tooth grooves 17 are formed in the side surface of the adjusting member 4 facing the V-shaped clamping plate 5, a second rack 18 meshed with the matching tooth grooves 1717 is arranged in the side surface of the V-shaped clamping plate 5, the first tooth plate 17 and the second tooth plate 18 which are meshed are matched to limit the up-down movement of the adjusting member 5, so as to stabilize the position of the adjusting member 5, when the position of the adjusting member needs to be adjusted, the adjusting member needs to vertically move the adjusting member 5 along the plate surface vertical to the plate surface of the V-shaped clamping plate until the first tooth plate 17 and the second tooth plate 18 are released, and then selecting a proper height and corresponding matching positions of the first toothed plate 17 and the second toothed plate 18, and installing the V-shaped clamping plate 5 in the adjusting part 14 from the beginning, wherein the matching of the first toothed plate 17 and the second toothed plate 18 is limited, so that the V-shaped clamping plate 5 is less prone to slipping off when being in contact with the adjusting part 4.

Preferably, a fine adjustment screw 10 for positioning the adjusting part 4 after sliding is arranged on the lower handle 2, the fine adjustment screw 10 is arranged in a threaded hole 19 formed in the lower handle 2, and the fine adjustment screw 10 is arranged to adjust the distance between the upper handle 1 and the lower handle 2, so as to adjust the distance between the straight cutting hob 8 and the V-shaped roller 6 or adjust the distance between the circular cutting hob 9 and the V-shaped clamping plate 5, and to limit the length of the adjusting part 4 protruding out of the inclined groove 15 and protruding out of the accommodating groove 14; and in order to conveniently hold the wire stripper in practical use, the tail part of the lower handle 2 is in a hook shape, as can be seen in fig. 1 in particular, and the device can be used for not only performing girdling or linear cutting stripping on the high-voltage cable, but also cutting treatment on pipe fittings, such as linear cutting and girdling work of a plastic pipe.

In summary, according to the outer diameter of the cable and the thickness of the protective skin, the regulating part 4 with the tooth shape is pressed down, the V-shaped clamping plate 5 can move up and down in the middle accommodating groove 14 of the lower handle 2, and after the V-shaped clamping plate 5 is adjusted to a corresponding position, the regulating part 4 with the tooth shape is released, so that the regulating part 4 with the tooth shape is aligned to the tooth on the V-shaped clamping plate 5; then the cable is put into the V-shaped supporting plate, the handle is held, the cutter in the upper handle is cut into the cable, the fine adjustment screw can be slightly adjusted according to actual conditions to determine the correct depth of the cutter cut into the cable protection skin, and the wire stripper is rotated for 1-2 circles around the cable, so that the protection skin of the cable can be easily cut off.

The cutter at the upper part of the front end is adjusted to a corresponding correct position according to the outer diameter of the cable and the thickness of the protective skin, the cable is placed in the V-shaped roller at the lower part of the front end, the handle is held, the cutter at the upper part is cut into the cable, a fine adjustment screw can be slightly adjusted according to actual conditions to determine the correct depth of the cutter cut into the protective skin of the cable, and the hook-shaped structure characteristic of the handle of the wire stripping pliers is used for facilitating an operator to smoothly pull out the wire stripping pliers backwards so as to pull the cutter to roll and cut on the cable and easily strip the protective skins of the cables with different sizes and lengths.

Claims

1. The high-voltage cable wire stripper is characterized in that a tool bit (7) is arranged at the end of the tool body, the tool bit (7) is connected with the lower handle (2), a straight-cutting hob (8) for cutting along the axis of a cable is installed on the tool bit (7), a V-shaped roller (6) matched with the tool bit (7) and used for clamping the cable is installed on the upper handle (1), and the V-shaped roller (6) is connected to the upper handle (1) through a rotating assembly.

2. The high-voltage cable stripper with the hook-shaped handle as claimed in claim 1, wherein the lower handle (2) is provided with a tooth-shaped square hole (11) for accommodating the cutter head (7), the side surface of the cutter head (7) is provided with a rack (13) meshed with teeth on the tooth-shaped square hole (11), the cutter head (7) is internally provided with a first compression spring (12), one end of the first compression spring (12) is connected to the cutter body, and the other end of the first compression spring (12) abuts against the tooth-shaped square hole (11).

3. The high-voltage cable stripper with hook-shaped handles as claimed in claim 1, wherein the middle part of the body of the high-voltage cable stripper is provided with an annular cutting hob (9) for annularly cutting the cable, the annular cutting hob (9) is connected with the bottom of the upper handle (1), and a holding groove (14) for holding the cable is arranged on the lower handle (2) and below the annular cutting hob (9).

4. The high-voltage cable stripper with hook-shaped handle as claimed in claim 3, wherein a V-shaped clamping plate (5) is arranged in the accommodating groove (14), and the V-shaped clamping plate (5) is slidably connected with the accommodating groove (14).

5. The high-voltage cable stripper with hook-shaped handle as claimed in claim 4, the inner wall of the accommodating groove (14) is provided with a chute (15), a fixing pin (3) is arranged in the chute (15), the fixing pin (3) is connected in the chute (15), the chute (15) between the fixing pin (3) and the accommodating groove (14) is also provided with an adjusting piece (4) for limiting the sliding of the V-shaped clamping plate (5), the adjusting piece (4) is connected with the groove body in a sliding way along the central axis of the chute (15), and a second compression spring (16) for pushing the adjusting piece (4) to abut against the V-shaped clamping plate (5) is arranged between the adjusting piece (4) and the fixing pin (3), one end of the second compression spring (16) is connected with the fixing pin (3), and the other end of one end of the second compression spring (16) abuts against the adjusting piece (4).

6. The high-voltage cable stripper with the hook-shaped handle as claimed in claim 5, wherein a first toothed plate (17) is arranged on the side surface of the adjusting part (4) between the adjusting part (4) and the V-shaped clamping plate (5), and a second toothed plate (18) engaged with the first toothed plate (17) is arranged on the side surface of the V-shaped clamping plate (5) between the adjusting part (4) and the V-shaped clamping plate (5).

7. The high-voltage cable stripper with hook-shaped handles according to claim 5, characterized in that the lower handle (2) is provided with a threaded hole (19) for positioning the adjusting piece (4) after sliding, and the threaded hole (19) is internally provided with a fine adjustment screw (10) in threaded connection with the threaded hole.

8. The high-voltage cable stripper with hook-shaped handles as claimed in claim 1, wherein the tail of the lower handle (2) is hook-shaped.

9. A high-voltage cable stripper based on a hook-shaped handle in any one of claims 1 to 8 is applied to linear sectioning and circular sectioning of a pipe fitting.