CN113794169A - High-voltage cable insulation layer stripping device - Google Patents

High-voltage cable insulation layer stripping device Download PDF

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Publication number
CN113794169A
CN113794169A CN202111268551.2A CN202111268551A CN113794169A CN 113794169 A CN113794169 A CN 113794169A CN 202111268551 A CN202111268551 A CN 202111268551A CN 113794169 A CN113794169 A CN 113794169A
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CN
China
Prior art keywords
cutter
clamping arm
rod
cable
cable insulation
Prior art date
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Granted
Application number
CN202111268551.2A
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Chinese (zh)
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CN113794169B (en
Inventor
宋瑞卿
郑罡
王方苏
刘冰
秦泽华
杨乐
刘昱晨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Kaifeng Power Supply Co of State Grid Henan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Kaifeng Power Supply Co of State Grid Henan Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, Kaifeng Power Supply Co of State Grid Henan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN202111268551.2A priority Critical patent/CN113794169B/en
Publication of CN113794169A publication Critical patent/CN113794169A/en
Application granted granted Critical
Publication of CN113794169B publication Critical patent/CN113794169B/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
    • H02G1/1202—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by cutting and withdrawing insulation
    • H02G1/1204—Hand-held tools
    • H02G1/1207—Hand-held tools the cutting element not rotating about the wire or cable
    • H02G1/1209—Hand-held tools the cutting element not rotating about the wire or cable making a transverse cut
    • H02G1/1212—Hand-held tools the cutting element not rotating about the wire or cable making a transverse cut using wire or cable clamping means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
    • H02G1/1202—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by cutting and withdrawing insulation
    • H02G1/1204—Hand-held tools
    • H02G1/1236—Features relating to cutting elements
    • H02G1/1241—Features relating to cutting elements the cutting element being a stack of blades
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]

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  • Removal Of Insulation Or Armoring From Wires Or Cables (AREA)

Abstract

The invention discloses a high-voltage cable insulating layer stripping device which comprises a holding rod and a supporting rod, wherein a slot for accommodating the supporting rod is formed in the upper end surface of the holding rod, an adjusting mechanism for driving the supporting rod to lift and adjust along the axial direction of the holding rod is arranged in the slot, a lower clamping arm is arranged on one side of the upper end of the holding rod, an upper clamping arm which corresponds to and is parallel to the lower clamping arm is arranged on one side of the upper end of the supporting rod, a cutter is arranged on the lower surface of the upper clamping arm, the upper clamping arm is matched with the lower clamping arm along with the lifting of the supporting rod to clamp a cable, and the cable insulating layer is subjected to circular cutting and transverse cutting through the cutter; the device can tightly clamp cables with different diameters through the upper clamping arm and the lower clamping arm with adjustable intervals, and can realize safe and efficient circular cutting and transverse cutting treatment on a cable insulating layer by rotating and pulling the device through the cutter on the lower surface of the upper clamping arm.

Description

High-voltage cable insulation layer stripping device
Technical Field
The invention relates to the technical field of cable laying, in particular to a high-voltage cable insulation layer stripping device.
Background
In the power operation, when two sections of cables to be connected are connected or a line is additionally arranged, an insulating layer at the end part of each cable needs to be stripped, at present, a manual wire stripping mode is generally adopted when the insulating layer of each cable is stripped, workers use an art designing knife carried with the workers to perform circular cutting at a position with a preset length of the insulating layer of each cable for a circle, then transversely scratch the insulating layer after circular cutting along the axial direction of the insulating layer, and finally strip off the outer skin of the insulating layer, however, for some cables with larger diameter and thicker insulating layer, the manual wire stripping mode is troublesome and laborious to operate, especially in cold weather in winter, the cutting difficulty is greatly increased after the insulating layer of each cable is hardened by cold, the hands of workers are easily scratched in the cutting process, and in some existing special tools for stripping the cables, the special tools for the cables are convenient to carry by the workers and often have smaller size, only the cables with small diameters can be peeled, and the cables with large diameters can be effectively peeled, which is often large in size and inconvenient for workers to carry; in addition, in the stripping process of the cable insulation layer, a worker is difficult to judge the cutting depth, if the cutting depth is large, scratches, notches and the like are generated on the cable inner core, the cable inner core is damaged, the cable resistance is obviously increased, local heating of the cable is serious when the cable is electrified, and adverse effects are brought to laying of the cable.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention discloses a high-voltage cable insulation stripping device, which can tightly clamp cables with different diameters through an upper clamping arm and a lower clamping arm with adjustable intervals, and can realize safe and efficient circular cutting and transverse cutting treatment on the cable insulation by rotating and pulling the device through a cutter on the lower surface of the upper clamping arm.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a high tension cable insulating layer strips device, including holding rod and branch, the holding rod up end is equipped with the slot that is used for accomodating branch, be equipped with drive branch in the slot along holding rod axial lift adjustment's adjustment mechanism, holding rod upper end one side is equipped with down the arm lock, branch upper end one side is equipped with the last arm lock that corresponds and be parallel with lower arm lock, it is equipped with the cutter to go up arm lock lower part face, it cooperates the centre gripping that realizes the cable with lower arm lock along with the lift of branch to go up the arm lock, and carry out the girdling and crosscut to cable insulating layer through the cutter.
Furthermore, the adjusting mechanism comprises an adjusting screw rod, an adjusting handle and an adjusting groove, the adjusting screw rod is connected in the slot in an axially-arranged mode along the holding rod, the lower end of the adjusting screw rod penetrates out of the holding rod, the adjusting handle is arranged at the end portion of the holding rod, and the adjusting groove in threaded fit with the adjusting screw rod is arranged on the lower end face of the supporting rod.
Furthermore, the lower surface of the upper clamping arm is in sliding fit with a limiting rod which slides along the axial direction of the upper clamping arm and is parallel to the supporting rod, the upper clamping arm is provided with a driving mechanism for driving the limiting rod to slide, and the driving mechanism drives the limiting rod to slide and is matched with the supporting rod to clamp the cable.
Further, actuating mechanism includes spout, screw rod, slider and turning handle, goes up arm lock lower part face and is equipped with the spout, and the spout internal rotation is connected with along the screw rod of last arm lock axial setting, and screw-thread fit has the slider with spout clearance fit on the body of rod of screw rod, gag lever post upper end and slider lower part face fixed connection, and the arm lock is worn out and is equipped with the turning handle at its tip in the screw rod tip.
Further, the length of the limiting rod is matched with that of the supporting rod, and the lower clamping arm is provided with a slide which is used for enabling the lower end of the limiting rod to penetrate out and is matched with the sliding track of the limiting rod.
Further, the body of rod of gag lever post is equipped with the scale that is used for monitoring cutter depth of cut.
Further, the cutter includes cutter mounting panel and cutting blade, and cutter mounting panel downside is equipped with cutting blade, goes up arm lock downside and is equipped with the cutter mounting groove that is used for installing the cutter mounting panel.
Further, the cross section of the cutting blade is in a right-angled triangle structure or an isosceles triangle structure.
Further, the cutter includes electric heating seat, power cord and heating tool bit, and electric heating seat lower part face is equipped with the heating tool bit, and electric heating seat upper portion is equipped with the power cord with electric heating seat and heating tool bit circuit connection, goes up arm lock lower part face and is equipped with the cutter mounting groove that is used for installing electric heating seat, and the bottom is equipped with the through-hole that the power cord of being convenient for wore out in the cutter mounting groove.
Furthermore, the upper surface of the lower clamping arm is provided with a cutter socket for accommodating a cutter.
Compared with the prior art, the invention has the beneficial effects that: the lifting adjustment of the support rod is realized by utilizing the adjusting mechanism, the regulation and control of the distance between the upper clamping arm and the lower clamping arm are realized, the cable can be effectively clamped by the upper clamping arm and the lower clamping arm, when a cable insulating layer is peeled, the cutter on the lower surface of the upper clamping arm is utilized, the annular cutting separation treatment of the cable insulating layer can be realized by rotating the holding rod, then the holding rod is inclined towards the cable direction, a cutter head of the cutter and the cable generate a certain inclination angle, and the local transverse cutting treatment of the separated cable insulating layer is realized by pulling the holding rod along the axial direction of the cable, so that great convenience is provided for the removal of the subsequent cable insulating layer;
the adjusting mechanism is utilized to realize stable and effective lifting adjustment of the support rod, so that the upper clamping arm and the lower clamping arm can tightly and effectively clamp cables with different diameters, and powerful support is provided for efficient cutting of subsequent cable insulation layers;
the upper clamping arm, the lower clamping arm, the support rod and the limiting rod are made to form a frame structure by utilizing the limiting rod capable of being adjusted in a sliding mode, so that a cable can be clamped tightly and effectively, and powerful support is provided for efficient cutting treatment of a subsequent cable insulating layer;
the driving mechanism is utilized to realize stable and effective sliding adjustment of the limiting rod, so that the clamping force between the limiting rod and the supporting rod is ensured, and powerful support is provided for efficient cutting of a subsequent cable insulating layer;
the limiting rod and the slide way are arranged, the length of the limiting rod is matched with that of the support rod, the limiting rod is matched with the support rod, the large-diameter cable can be tightly clamped, and the slide way not only provides support for adjusting the distance between the upper clamping arm and the lower clamping arm, but also provides help for subsequent storage;
the scales are arranged on the limiting rod, after the cable is clamped by the upper clamping arm and the lower clamping arm, the depth of the cutter cutting into the cable insulation layer can be clearly and directly known by observing the scales on the limiting rod, and the cutting depth of the cutter can be regulated and controlled according to the scales, so that the cutter can effectively cut the cable insulation layer in the cutting process, and the damage to the cable inner core is avoided;
the installation of the cutter installation plate and the cutter installation groove is utilized, so that the subsequent replacement of the cutter is greatly facilitated;
by utilizing the cutting blade with the cross section of a right-angled triangle or isosceles triangle structure, the cut of the cable insulation layer can be effectively expanded after circular cutting in the circular cutting process of the cable insulation layer through the inclined plane of the cutting blade, so that a subsequent worker can find the circular cut conveniently, and the transverse cutting process of the cable insulation layer is greatly facilitated by utilizing the inclined plane of the cutting blade under the condition that the cutting blade and the cable insulation layer form an inclined included angle;
by adopting the heating cutter head, the cable insulation layer which is cooled and hardened can be effectively subjected to hot cutting treatment, the cutting difficulty of the cable insulation layer is greatly reduced, and the cutting treatment of workers on the cable insulation layer is facilitated;
according to the invention, the upper clamping arm and the lower clamping arm with adjustable intervals can be used for tightly clamping cables with different diameters, and the cutter on the lower surface of the upper clamping arm is used for rotating and pulling the device, so that safe and efficient circular cutting and transverse cutting treatment can be realized on a cable insulating layer, and great convenience is provided for stripping the cable insulating layer; the portable folding chair is simple in structure and convenient to operate, can be stored, greatly reduces the size and is convenient for workers to carry.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a lower clamp arm structure of the present invention;
FIG. 3 is a schematic view of the upper clamp arm structure of the present invention;
FIG. 4 is a schematic view of the structure of the spacing clamping rod of the present invention;
FIG. 5 is a schematic view of the structure of the cutter of the present invention;
FIG. 6 is a schematic view of a cutting blade configuration of the present invention;
FIG. 7 is another view of the cutting blade of the present invention;
FIG. 8 is another schematic view of the present invention;
fig. 9 is a schematic view of the storage state of the present invention.
In the figure: 1. an upper clamping arm; 2. a cutter; 3. a strut; 4. an adjustment groove; 5. a limiting rod; 6. a tool bit socket; 7. a lower clamping arm; 8. adjusting the screw rod; 9. a holding rod; 10. a slot; 11. an adjusting handle; 12. a slideway; 13. a handle is rotated; 14. a screw; 15. a chute; 16. a cutter mounting groove; 17. a slider; 18. a screw hole; 19. calibration; 20. mounting a screw hole A; 21. a cutter mounting plate; 22. mounting a screw hole B; 23. a counter bore; 24. a cutting blade; 25. fixing screws; 26. a power line; 27. a through hole; 28. an electric heating base; 29. the cutter head is heated.
Detailed Description
In the following description, the technical solutions of the present invention will be described with reference to the drawings of the embodiments of the present invention, and it should be understood that, if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present invention, and it is convenient to describe the present invention, but it is not necessary to indicate or imply that the indicated devices or elements have a specific orientation.
Referring to the attached fig. 1-9 of the specification, the present invention provides a technical solution:
in the first embodiment, please refer to fig. 1 and 9 of the specification, a high voltage cable insulation stripping apparatus includes a holding rod 9 and a supporting rod 3, a slot 10 for receiving the supporting rod 3 is disposed on an upper end surface of the holding rod 9, an adjusting mechanism for driving the supporting rod 3 to be adjusted in an axial direction of the holding rod 9 is disposed in the slot 10, a lower clamping arm 7 is disposed on one side of an upper end of the holding rod 9, an upper clamping arm 1 corresponding to and parallel to the lower clamping arm 7 is disposed on one side of an upper end of the supporting rod 3, a cutter 2 is disposed on a lower surface of the upper clamping arm 1, the upper clamping arm 1 is driven to move by adjusting the lifting adjustment of the supporting rod 3 through the adjusting mechanism, so as to adjust and control a distance between the upper clamping arm 1 and the lower clamping arm 7, so that the upper clamping arm 1 and the lower clamping arm 7 can tightly clamp a cable, and the cable insulation is cut by the cutter 2 on the lower surface of the upper clamping arm 1, in order to ensure that the upper clamping arm 1 and the lower clamping arm 7 can tightly and effectively clamp the cable, support is provided for subsequent cutting of a cable insulating layer, the adjusting mechanism comprises an adjusting screw 8, an adjusting handle 11 and an adjusting groove 4, the adjusting screw 8 arranged along the axial direction of the holding rod 9 is connected in the inserting groove 10 in a rotating manner, in order to realize the rotating connection of the adjusting screw 8, a bearing is arranged on the inner bottom surface of the inserting groove 10, the outer ring of the bearing is fixedly connected with the inner bottom surface of the inserting groove 10, the lower end of the adjusting screw 8 is fixedly connected with the inner ring of the bearing, in order to facilitate the rotating regulation and control of the adjusting screw 8, the lower end of the adjusting screw 8 penetrates out of the holding rod 9 and is provided with the adjusting handle 11 at the end part, the lower end surface of the support rod 3 is provided with the adjusting groove 4 in threaded fit with the adjusting screw 8, the adjusting handle 11 is rotated to drive the adjusting screw 8 to rotate, along with the rotation of the adjusting screw 8, the support rod 3 moves upwards along the axial direction of the holding rod 9 in a threaded transmission manner so as to realize the effective and stable movement of the upper clamping arm 1, the cable clamping device provides guarantee for the subsequent tight clamping of the upper clamping arm 1 and the lower clamping arm 7 on the cable;
when a cable insulating layer is stripped, firstly, the clamping rod 3 is driven to move upwards by screwing the adjusting handle 11, so that the distance between the upper clamping arm 1 and the lower clamping arm 7 is larger than the diameter of the cable, then the device is clamped and sleeved at the position of the cable to be stripped, the adjusting handle 11 is screwed again to drive the clamping rod 3 to move downwards, so that the upper clamping arm 1 and the lower clamping arm 7 are tightly clamped on the cable, the cutter 2 on the lower surface of the upper clamping arm 1 is cut into the cable insulating layer along with the cutting, a worker appropriately adjusts the distance between the upper clamping arm 1 and the lower clamping arm 7 so as to avoid the damage of the cutter 2 to an inner core of the cable, the worker grasps the holding rod 9 to rotate around the cable after the adjustment is finished, the upper clamping arm 1 and the lower clamping arm 7 are used for clamping the cable to perform circumferential motion, and the cutter 2 rotates to perform circular cutting and cutting separation treatment on the cable insulating layer;
after the cable insulation layer is subjected to circular cutting partition treatment, a worker stirs the holding rod 9 towards the cable direction, a certain inclination angle is generated between the cutter 2 and the cable by utilizing the elasticity of the rubber of the cable insulation layer, the worker enables the upper clamping arm 1 and the lower clamping arm 7 to slide along the cable by pulling the holding rod 9, and the cutter 2 is utilized to perform transverse cutting treatment on the upper end face of the circular-cut cable insulation layer, so that an opening is generated on the upper part of the cut cable insulation layer, and convenience is brought to the follow-up worker for stripping the cable insulation layer; in the process of transversely cutting the cable insulation layer, as the distance between the upper clamping arm 1 and the lower clamping arm 7 is not changed, after the cutter 2 is inclined, the cutter head of the cutter 2 is inevitably far away from the cable inner core, so that the cable inner core is effectively prevented from being damaged in the transverse cutting process;
in carrying out the circular cutting and crosscut processing procedure to the cable insulation layer, in order to avoid producing the damage to the cable inner core, the staff can earlier adjust to suitable position with the interval between last arm lock 1 and the lower arm lock 7 for the degree of depth that cutter 2 cut into is less than the thickness of cable insulation layer, after carrying out preliminary circular cutting processing to the cable insulation layer, progressively dwindle the interval between last arm lock 1 and the lower arm lock 7 again, and then secondary circular cutting processing, thereby effectively avoid the damage that cutter 2 produced the cable inner core.
In the second embodiment, referring to fig. 1, 2, 3, 4 and 9 of the specification, in order to enable the upper clamping arm 1, the supporting rod 3 and the lower clamping plate 7 to be tightly attached to the surface of the cable and provide a strong support for the subsequent circular cutting and transverse cutting of the cable, the lower surface of the upper clamping arm 1 is slidably fitted with the limiting rod 5 which slides along the axial direction of the upper clamping arm 1 and is parallel to the supporting rod 3, the upper clamping arm 1 is provided with a driving mechanism for driving the limiting rod 5 to slide, specifically, the driving mechanism includes a sliding slot 15, a screw 14, a sliding block 17 and a rotating handle 13, the lower surface of the upper clamping arm 1 is provided with the sliding slot 15, the sliding slot 15 is rotatably connected with the screw 14 which is axially arranged along the upper clamping arm 1, the rod body of the screw 14 is threadedly fitted with the sliding block 17 which is in clearance fit with the sliding slot 15, the upper end of the limiting rod 5 is fixedly connected with the lower surface of the sliding block 17, the end of the screw 14 penetrates through the upper clamping arm 1 and is provided with the rotating handle 13 at the end, the upper clamping arm 1 and the lower clamping arm 7 are used for loading the cable, After the cable is clamped downwards, the rotating handle 13 is rotated to drive the limiting rod 5 to slide towards the supporting rod 3 by utilizing the screw 14 and the thread driving mechanism slide block 17, so that the limiting rod 5 is matched with the supporting rod 3 to clamp the left and right of the cable, the device can be used for tightly and effectively clamping the cable, and powerful help is provided for subsequent circular cutting and transverse cutting treatment of a cable insulating layer;
in order to realize that the limiting rod 5, the supporting rod 3, the upper clamping arm 1 and the lower clamping arm 7 can completely and effectively clamp the cable, the length of the limiting rod 5 is matched with that of the supporting rod 3, in order to avoid the interference of the lower clamping arm 7 on the sliding of the limiting rod 5 and the subsequent storage of the device, the upper part surface of the lower clamping arm 7 is provided with a slideway 12 corresponding to a chute 15, the inner bottom surface of the slideway 12 is an open structure penetrating through the lower clamping arm 7, the lower end of the limiting rod 5 penetrates through the lower clamping arm 7 through the slideway 12, and the limiting rod 5 can slide along the slideway 12 in the sliding process, so that the support is provided for the sliding adjustment of the limiting rod 5, and the subsequent convenience is provided for the supporting rod 3;
in order to avoid the rotation of the supporting rod 3 in the process of the thread matching between the supporting rod 3 and the adjusting screw rod 8, the upper clamping arm 1 is deviated, the subsequent clamping of the cable is affected, the slot 10 in the holding rod 9 is of a polygonal structure, and correspondingly, the supporting rod 3 is a polygonal rod body matched with the slot 10.
In the third embodiment, please refer to fig. 4 in the specification, when the cable insulation layer is cut, the depth of the cutter 2 cut into the cable insulation layer is usually determined by the staff through naked eyes and working experience, and an error is easily generated to cause damage to the cable core in the cutting process, in order to enable the staff to know the depth of the cutter 2 cut into the cable directly, scales are arranged on the rod body of the limiting rod 5, in the process of adjusting the distance between the upper clamping arm 1 and the lower clamping arm 7, the staff knows the distance between the upper clamping arm 1 and the lower clamping arm 7 by observing the scales on the rod body of the limiting rod 5 between the upper clamping arm 1 and the lower clamping arm 7, and then can clearly know the depth of the cutter 2 cut into the cable by comparing with the diameter value of the cable, thereby effectively preventing the cutter 2 from damaging the cable core.
In the fourth embodiment, referring to fig. 5 of the specification, the tool 2 is worn during the repeated use of the tool 2, in order to facilitate the subsequent removal and replacement of the tool 2, the tool 2 includes a tool mounting plate 21 and a cutting blade 24, the cutting blade 24 is disposed on the lower surface of the tool mounting plate 21, the tool mounting groove 16 for mounting the tool mounting plate 21 is disposed on the lower surface of the upper clamping arm 1, specifically, mounting screw holes B22 are disposed on two sides of the plate surface of the tool mounting plate 21, mounting screw holes a20 corresponding to the mounting screw holes B22 are disposed on two sides of the bottom surface of the tool mounting groove 16, when the tool 2 is mounted, the tool mounting plate 21 is clamped into the tool mounting groove 16, and passes through the mounting screw holes B22 and the mounting screw holes a20 in sequence through the fixing screw 25, so as to realize the fixed connection between the tool 2 and the upper clamping arm 1, and avoid the influence of the subsequent cutting treatment of the cable insulation layer due to the bare floor of the fixing screw 25, the lower end face of the mounting screw hole B22 is provided with a counter bore 23 for receiving the end of the fixing screw 25.
In the fifth embodiment, please refer to fig. 6 and 7 of the specification, in order to facilitate the cutter 2 to perform effective circular cutting and transverse cutting on the cable insulating layer, the cross section of the cutting blade 24 is of a right-angled triangle structure or an isosceles triangle structure, and in the circular cutting process of the cable insulating layer, along with the cutting of the cutting blade 24, the circular cutting part of the cable insulating layer is expanded by using the inclined surface of the cutting blade 24 of the right-angled triangle structure or the isosceles triangle structure, so that the cut cable insulating layer and the cable insulating layer on the cable are obviously separated; in the process of transversely cutting the cable insulation layer, the cutting blade 24 is driven to incline along with the inclination of the holding rod 9, and the blade edge of the cutting blade 24 can effectively transversely cut the cable insulation layer by utilizing the inclined plane of the cutting blade 24 with a right-angled triangle structure or an isosceles triangle structure.
In the sixth embodiment, please refer to fig. 8 in the specification, in the cutting process of a large-diameter cable insulation layer, since the cable insulation layer is thick and the cable insulation layer is pre-cooled and hardened, the cutting of the cable insulation layer is very difficult, in order to enable the cutter 2 to efficiently cut the cable insulation layer, the cutter 2 is a resistance heating cutter, specifically, the cutter 2 includes an electric heating seat 27, a power line 25 and a heating cutter head 28, the heating cutter head 28 is disposed on the lower surface of the electric heating seat 27, the power line 25 electrically connected with the electric heating seat 27 and the heating cutter head 28 is disposed on the upper portion of the electric heating seat 27, the cutter mounting groove 16 for mounting the electric heating seat 27 is disposed on the lower surface of the upper clamp arm 1, the through hole 27 for allowing the power line 25 to penetrate through is disposed on the inner bottom surface of the cutter mounting groove 16, and after the power line 25 is externally connected to a power supply, the heating cutter head 2 can easily and effectively cut into the cable insulation layer after being heated, and the ring cutting and transverse cutting treatment of the cable insulation layer are realized along with the operation of the holding rod 9.
Seventh embodiment, referring to fig. 1, 2 and 9 of the specification, when the support rod 3 is received, the upper clamping arm 1 and the lower clamping arm 7 are tightly attached, and in order to avoid abrasion to the cutting blade 24 of the cutter 2, the upper surface of the lower clamping arm 7 is provided with a cutter socket 6 for receiving the cutter 2.
The invention is not described in detail in the prior art, and it is apparent to a person skilled in the art that the invention is not limited to details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims concerned.

Claims (10)

1. The utility model provides a high tension cable insulating layer strips device which characterized in that: including holding pole (9) and branch (3), holding pole (9) up end is equipped with slot (10) that are used for accomodating branch (3), be equipped with drive branch (3) in slot (10) along holding pole (9) axial lift adjustment's adjustment mechanism, holding pole (9) upper end one side is equipped with down arm lock (7), branch (3) upper end one side is equipped with corresponds and parallel last arm lock (1) with lower arm lock (7), it is equipped with cutter (2) to go up arm lock (1) lower part face, it cooperatees with lower arm lock (7) and realizes the centre gripping to the cable along with the lift of branch (3) to go up arm lock (1), and carry out circular cutting and crosscut to the cable insulation layer through cutter (2).
2. The high voltage cable insulation stripping apparatus as claimed in claim 1, wherein: the adjusting mechanism comprises an adjusting screw rod (8), an adjusting handle (11) and an adjusting groove (4), the adjusting screw rod (8) which is axially arranged along the holding rod (9) is connected in the slot (10) in a rotating mode, the lower end of the adjusting screw rod (8) penetrates out of the holding rod (9) and is provided with the adjusting handle (11) at the end portion of the holding rod, and the adjusting groove (4) which is in threaded fit with the adjusting screw rod (8) is arranged on the lower end face of the supporting rod (3).
3. The high voltage cable insulation stripping apparatus as claimed in claim 1, wherein: go up arm lock (1) lower part face sliding fit and have along last arm lock (1) axial slip, and gag lever post (5) parallel with branch (3), go up arm lock (1) and be equipped with the gliding actuating mechanism of drive gag lever post (5), actuating mechanism drive gag lever post (5) slide to cooperate with branch (3) and realize the centre gripping to the cable.
4. The high voltage cable insulation stripping apparatus as claimed in claim 3, wherein: actuating mechanism includes spout (15), screw rod (14), slider (17) and turning handle (13), it is equipped with spout (15) to go up arm lock (1) lower part face, spout (15) internal rotation is connected with screw rod (14) along last arm lock (1) axial setting, screw-thread fit has slider (17) with spout (15) clearance fit on the body of rod of screw rod (14), gag lever post (5) upper end and slider (17) lower part face fixed connection, arm lock (1) and turning handle (13) are equipped with at its tip to screw rod (14) tip is worn out.
5. The high voltage cable insulation stripping apparatus as claimed in claim 3, wherein: the length of the limiting rod (5) is matched with that of the supporting rod (3), and the lower clamping arm (7) is provided with a slide way (12) which is used for enabling the lower end of the limiting rod (5) to penetrate out and is matched with the sliding track of the limiting rod (5).
6. The high voltage cable insulation stripping apparatus as claimed in claim 5, wherein: the body of rod of gag lever post (5) is equipped with scale (19) that are used for monitoring cutter (2) cutting depth.
7. The high voltage cable insulation stripping apparatus as claimed in claim 1, wherein: the cutter (2) comprises a cutter mounting plate (21) and a cutting blade (24), the cutting blade (24) is arranged on the lower surface of the cutter mounting plate (21), and a cutter mounting groove (16) for mounting the cutter mounting plate (21) is formed in the lower surface of the upper clamping arm (1).
8. The high voltage cable insulation stripping apparatus as claimed in claim 7, wherein: the cross section of the cutting blade (24) is in a right-angled triangle structure or an isosceles triangle structure.
9. The high voltage cable insulation stripping apparatus as claimed in claim 1, wherein: cutter (2) are including electric heating seat (27), power cord (25) and heating tool bit (28), electric heating seat (27) lower part face is equipped with heating tool bit (28), electric heating seat (27) upper portion is equipped with power cord (25) with electric heating seat (27) and heating tool bit (28) circuit connection, it is equipped with cutter mounting groove (16) that are used for installing electric heating seat (27) to go up arm (1) lower part face, the bottom is equipped with through-hole (27) that power cord (25) were worn out of being convenient for in cutter mounting groove (16).
10. The high voltage cable insulation stripping apparatus as claimed in claim 7 or 9, wherein: the upper surface of the lower clamping arm (7) is provided with a cutter socket (6) for accommodating a cutter (2).
CN202111268551.2A 2021-10-29 2021-10-29 High-voltage cable insulating layer stripping device Active CN113794169B (en)

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