CN205092520U - Protection of cables skinning knife - Google Patents
Protection of cables skinning knife Download PDFInfo
- Publication number
- CN205092520U CN205092520U CN201520826888.4U CN201520826888U CN205092520U CN 205092520 U CN205092520 U CN 205092520U CN 201520826888 U CN201520826888 U CN 201520826888U CN 205092520 U CN205092520 U CN 205092520U
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- China
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- cylinder
- push rod
- cable
- retainer ring
- cutter
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- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
Abstract
Protection of cables skinning knife, including the drum that is used for the hand to grip, the mechanism is tightened up in the upper end installation of drum, tighten up the mechanism including the section of thick bamboo that tightens up that has the internal screw thread ring with have the external screw thread, the ring cover is established on tightening up a section of thick bamboo and is passed through the internal thread, matching the external screw connects, it comprises the many tight strips that rise to tighten up a section of thick bamboo, extend into the taper shape that the bore diminishes gradually to the outside on the drum, tighten up the axis coincide of a section of thick bamboo and drum, tighten up 2 sets of bacillary cutters of upper end symmetry installation of a section of thick bamboo, the cutter upper end sets up the tool bit. Its lower extreme sets up the cutter arbor, and the cutter arbor articulates with the tight strip that rises, and the tool bit front end is arc portion, and arc troops under one's command side establishes the outside arc breach of opening, and the arc type blade of the inboard arc type blade, 2 of formation cover cutter in arc breach upper portion inwards corresponds. The utility model discloses skinning and can reducing the time of skinning in the effect by a wide margin improving the cable, effectively the protection of cables heart yearn adopts whole overlapping and establishes at cable periphery, convenient to use, labour saving and time saving not by the fish tail when skinning.
Description
Technical field
The present invention relates to a kind of tool used for stripping, belong to power construction aid, particularly relate to a kind of protection cable peeling knife.
Background technology
In electric power, electric engineering construction; cable is often needed to be connected to realize electric power or signal communication with the power components such as switch, controller; no matter the size of cable; all insulating protective layer is coated with outward at conductive core line; usually small-sized cable adopts the instrument of wire stripper or pincers class just can divest insulating barrier; and for the larger electric power cable of diameter; clamp type tool cannot be adopted to divest insulating barrier; in practice of construction adopt the process of wallpaper cutter, efficiency is lower and be easy to draw conductive core line more.Existing major diameter power line peeling tool on market, cost is higher, and volume and weight are also comparatively large, are inconvenient to carry and use.
Chinese patent (application number 201220675135.4, authorized announcement date on May 29th, 2013) discloses " a kind of cable peeling billhook ", comprises knife bar, arc cutter head and curved blade; The front end of described knife bar forms arc cutter head to curving, and the interior nock of described arc cutter head is provided with curved blade.Described cable peeling billhook also comprises handle, and described handle is that the lower end of knife bar forms the rectangle frame with knife bar disjunctor to curving.Described cable peeling billhook also comprises handle, and described handle is the sleeve be wrapped in outside knife bar, and the middle part of described sleeve is provided with boss.This utility model adopts steel wire or metal saw blade to make, and utilizes arc cutter head can improve cable peeling effect.But because the hook portion depth of cut that is protruding and curved blade of arc cutter head is uncontrollable, rises in cutter and peeling process at cable peeling and be still easy to hurt cable core; In use, just cable peeling can be carried out after needing to arrest or fix cable, comparatively inconvenience; In addition, once use and can only form one edge of a knife at cable insulation, and thicker cable insulation still can be wrapped in outside cable core closely, both separation is wasted time and energy, and reduces the efficiency of cable peeling.
Summary of the invention
The invention provides a kind of protection cable peeling knife, in order to solve defect of the prior art.
In order to realize object of the present invention, by the following technical solutions:
Protection cable peeling knife; comprise the cylinder gripped for hand; tightening system is installed in the upper end of cylinder; described tightening system comprises the female annulus of band and tightens up cylinder with externally threaded; annulus is set in and tightens up on cylinder and be connected by internal thread, external screw thread; the described cylinder that tightens up is made up of many tensioner bars; the taper shape that bore diminishes gradually is extended into laterally along cylinder upper end; the axis of tightening up cylinder and cylinder is superimposed; described upper end symmetry of tightening up cylinder installs the shaft-like cutter of 2 covers, and cutter upper end arranges cutter head.Its lower end arranges knife bar, knife bar and tensioner bar hinged, described cutter head front end is curved portions, establishes the arc notch of outward opening below curved portions, arc notch upper inner formed curved blade, 2 cover described cutter curved blade inwardly corresponding.
In order to realize object of the present invention further, can also by the following technical solutions:
Protection cable peeling knife as above, described cylinder is arranged cable girdling machine.
Further, described cable loop cutting mechanism can adopt following structure, comprise the saturating groove of the circular arc offered along cylindrical wall, in saturating groove, push rod is set, arrange 2 symmetrical the first projections in the middle part of push rod, push rod is arranged with spring between projection and cylinder outer wall, and 2 the second symmetrical projections are installed at the position that described push rod is positioned at cylinder inner wall, the distance of 2 the second projections is greater than the width of groove, and the inner that described push rod gos deep into cylinder has ring cutting blade.
Further, described cable loop cutting mechanism also can adopt other structure, comprise the retainer ring be arranged in cylinder, cylinder outside retainer ring and retainer ring all offers the saturating groove of circular arc, in saturating groove, push rod is set, 2 symmetrical the first projections are set in the middle part of push rod, push rod is arranged with spring between projection and retainer ring outer wall, 2 the second symmetrical projections are installed at the position that described push rod is positioned at retainer ring inwall, the width of described retainer ring is greater than the saturating well width that cylinder is offered, the distance of 2 the second projections is greater than the width of saturating groove on retainer ring, the inner that described push rod gos deep into retainer ring has ring cutting blade, described ring cutting blade can be placed in the saturating groove of retainer ring when the non-extrusion spring of push rod moves in sleeve.
Protection cable peeling knife as above, described push rod is symmetrically arranged with 2 covers on cylinder.
Protection cable peeling knife as above, the degree of depth a of described curved blade is the 1/2-3/4 times of scope of cutter head width b, and the length c of described arc notch is the 1.5-2.5 times of scope of cutter head width a.
Beneficial effect of the present invention:
1, the cylinder that the present invention is arranged is convenient to hand and is gripped and force, and the tightening system in cylinder upper end, by annulus and tighten up cylinder coordinate can realize tightening up an adjustment for upper end bore, better to adapt to the use of different size cable, simultaneously, when tightening up a tin upper end bore according to the adjustment of cable thickness, the angle of inclination that cutter is inside can be pre-determined, this angle of inclination facilitates the curved blade of cutter cable insulation can be scratched, and cable core can not be injured, then cutter is fixed on this angle of inclination by extruding between tensioner bar by tumbler ring, or by other devices, tool inclination angle is fixed, then cable is penetrated and the upper end fixing cable from tightening up a upper end, namely can hand-held live cylinder pull downwards cable insulation scratched, become in the process used, because the inclination angle of cutter head and position are fixing, add that tightening up a upper end plays well guiding and linearity corrective action to cable, ensure that insulating barrier can scratch and can not scratch cable core by cutter head.
2, the curved portions that cutter head front end is arranged can play guiding to curved blade and boosting function, make curved blade in the process playing cutter and cable peeling, comparatively laborsaving, relative to hook-shaped curved blade, the knife-edge linearity that cable insulation is formed is good, can not offset left and right, thus more stablize easy to use.
3, a upper end is being tightened up and is being provided with the cutter of 2 cover symmetries, disposablely the 2 road edges of a knife can be formed at cable insulation during use, cable core after being convenient to and insulation displacement, adopt simultaneously and tighten up cylinder guiding, and be convenient to force by cylinder gripping, best cable peeling effect and efficiency can be realized.
4, cylinder is provided with cable loop cutting mechanism, push rod in this cable loop cutting mechanism and spring coordinate, push rod can be made to be subject to external force flexible relative to cylinder, thus the ring cutting blade of push rod lower end can be formed the edge of a knife in cable circumference, closed annular incision is formed in cable circumference by rotating cylinder, can before cable axis forms the edge of a knife ring cutting or carry out ring cutting after cable axis peeling in advance, because will not treat that the cable of peeling and chimney or tension cylinder are fixed in the present invention, be convenient to overall cable axially movement carry out the use of insulating barrier ring cutting, the time of cable peeling can be saved, improve service efficiency.
5, the present invention has the wider cable peeling scope of application, can significantly reduce the peeling time, can not be scratched by available protecting cable core while peeling while improving cable peeling effect, adopts entirety to be set in cable periphery, easy to use, time saving and energy saving.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is I close-up schematic view in Fig. 1.
Fig. 3 is II close-up schematic view in Fig. 1
Fig. 4 is that the A-A of Fig. 1 is to amplification view.
Reference numeral: 1-cylinder, 2-annulus, 3-tightens up cylinder, 4-tensioner bar, 5-cutter, 6-cutter head, 7-arc notch, 8-curved blade, the saturating groove of 9-, 10-push rod, 11-first projection, 12-spring, 13-second projection, 14-ring cutting blade, 15-retainer ring, 16-connecting portion.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As Figure 1-4, the present embodiment one protection cable peeling knife, comprise the cylinder 1 gripped for hand, tightening system is installed in the upper end of cylinder 1, described tightening system comprises the female annulus 2 of band and tightens up cylinder 3 with externally threaded, annulus 2 is set in and tightens up on cylinder 3 and pass through internal thread, external screw thread is connected, the described cylinder 3 that tightens up is made up of many tensioner bars 4, the taper shape that bore diminishes gradually is extended into laterally along cylinder 1 upper end, the axis of tightening up cylinder 3 and cylinder 1 is superimposed, described upper end symmetry of tightening up cylinder 3 installs the shaft-like cutter 5 of 2 covers, cutter 5 upper end arranges cutter head 6.Its lower end arranges knife bar, knife bar and tensioner bar 4 hinged, described cutter head 6 front end is curved portions, establishes the arc notch 7 of outward opening below curved portions, and arc notch 7 upper inner forms curved blade 8,2, and to overlap the curved blade 8 of described cutter 5 inwardly corresponding.
Specifically, one protection cable peeling knife provided by the invention, the cylinder 1 arranged is convenient to hand and is gripped and force, and the tightening system in cylinder 1 upper end, by annulus 2 with tighten up cylinder 3 and coordinate the adjustment that can realize tightening up cylinder 3 upper end bore, better to adapt to the use of different size cable, simultaneously, when tightening up cylinder 3 upper end bore according to the adjustment of cable thickness, the angle of inclination that cutter 5 is inside can be pre-determined, this angle of inclination facilitates the curved blade 8 of cutter 5 cable insulation can be scratched, and cable core can not be injured, then cutter 5 is fixed on this angle of inclination by extruding between tensioner bar 4 by tumbler ring 2, or by other devices, cutter 5 inclination angle is fixed.Wherein, in order to reduce weight of the present invention, be easy to carry use, and cylinder 1, tension cylinder and annulus 2 can adopt harder plastic material to make.
During use, cable is penetrated from tightening up cylinder 3 upper end and fixes the upper end of cable, because the inclination angle of cutter head 6 and position are fixing, add that tightening up cylinder 3 upper end plays well guiding and linearity corrective action to cable, ensure that insulating barrier can scratch and can not scratch cable core by cutter head 6, namely can hand-held live cylinder 1 pull downwards cable insulation scratched; Be provided with the cutter 5 of 2 cover symmetries, disposablely can form the 2 road edges of a knife at cable insulation, the cable core after being convenient to and insulation displacement during use, employing is simultaneously tightened up cylinder 3 and is led, and be convenient to force by cylinder 1 gripping, best cable peeling effect and efficiency can be realized.
As shown in Figure 1, Figure 3, further conveniently still need to carry out cable annular excision after the peeling of cable insulation axis, cable insulation could be separated from cable, the present embodiment arranges cable girdling machine on described cylinder 1.Described cable loop cutting mechanism can adopt following structure, comprise the saturating groove 9 of the circular arc offered along cylinder 1 wall, in saturating groove 9, push rod 10 is set, 2 symmetrical the first projections 11 are set in the middle part of push rod 10, push rod 10 is arranged with spring 12 between projection and cylinder 1 outer wall, the distance that 2 symmetrical the second projection 13,2 the second projections 13 are installed at the position that described push rod 10 is positioned at cylinder 1 inwall is greater than the width of groove 9, and the inner that described push rod 10 gos deep into cylinder 1 has ring cutting blade 14.Cylinder 1 is provided with cable loop cutting mechanism, push rod 10 in this cable loop cutting mechanism and spring 12 coordinate, push rod 10 can be made to stretch relative to cylinder 1 by external force, thus the ring cutting blade 14 of push rod 10 lower end can be formed the edge of a knife in cable circumference, closed annular incision is formed in cable circumference by rotating cylinder 1, can before cable axis forms the edge of a knife ring cutting or carry out ring cutting after cable axis peeling in advance, because will not treat that the cable of peeling and chimney or tension cylinder are fixed in the present invention, be convenient to overall cable axially movement carry out the use of insulating barrier ring cutting, the time of cable peeling can be saved, improve service efficiency.
In addition, as shown in Figure 3, this cable loop cutting mechanism also can following structure, comprise the retainer ring 15 be arranged in cylinder 1, cylinder 1 outside retainer ring 15 and retainer ring 15 all offers the saturating groove 9 of circular arc, in saturating groove 9, push rod 10 is set, 2 symmetrical the first projections 11 are set in the middle part of push rod 10, push rod 10 is arranged with spring 12 between projection and retainer ring 15 outer wall, 2 the second symmetrical projections 13 are installed at the position that described push rod 10 is positioned at retainer ring 15 inwall, the width of described retainer ring 15 is greater than saturating groove 9 width that cylinder 1 is offered, the distance of 2 the second projections 13 is greater than the width of saturating groove 9 on retainer ring 15, the inner that described push rod 10 gos deep into retainer ring 15 has ring cutting blade 14, described ring cutting blade 14 can be placed in the saturating groove 9 of retainer ring 15 when the non-extrusion spring of push rod 10 12 moves in sleeve.Comparatively speaking, can by ring cutting blade 14 when unused state in rear a kind of cable loop cutting mechanism, by spring 12 outwards pushing push rod 10 ring cutting blade 14 is received in saturating groove 9 that retainer ring 15 is offered, can not cable surface be scratched, the useful life of ring cutting blade 14 can be improved; Meanwhile, because there is the guide effect of retainer ring 15, ring cutting blade 14 is when carrying out ring cutting to cable insulation, and having stable behavior ring cutting quality is good.
As shown in Figure 1, for the ease of operating and improving the effect of cable insulation ring cutting, the described push rod 10 of the present embodiment is symmetrically arranged with 2 covers on cylinder 1.Simultaneously, do not need cylinder 1 to rotate after adopting 2 cover push rods 10 and just can realize cable insulation ring cutting, but in order to ensure the connection forming 2 parts after cylinder 1 or retainer ring 15 offer groove 9, connecting portion 16 should be retained respectively between saturating groove 9 on cylinder 1 or retainer ring 15, namely the saturating groove 9 of cylinder 1 or retainer ring 15 can not form full circle ring 2, the connecting portion 16 that 2 symmetrical should be had at least, facilitate push rod 10 to drive ring cutting blade 14 hand rotation in saturating groove 9 around cylinder 1 axis.
As shown in Figure 2, the degree of depth a of curved blade 8 described in the present embodiment is 3/4 times of scope of cutter head 6 width b, and the length c of described arc notch 7 is 2 times of scopes of cutter head 6 width a.The size of the degree of depth a of curved blade 8, and the cutter 5 cable specification that can be suitable for and thickness of insulating layer have tight association, degree of depth a is comparatively large, and the cable specification be suitable for and thickness of insulating layer can be comparatively large, but can reduce the intensity of cutter head 6, easily in use fracture; Degree of depth a is less, and on the contrary above-mentioned.Meanwhile, the protection that size and the cable peeling of the length c of arc notch 7 play cutter effect and cable core is relevant, and length c is comparatively large, and what can facilitate cutter head 6 pairs of cable insulations plays cutter, is not easy to scratch heart yearn, but can increases Production Time and cost; Length c is less, and on the contrary above-mentioned.The present embodiment, in the manufacture difficulty of comprehensive cutter head 6, quality and on the effect basis of cable peeling, improves best a, the scope of c and b.
The present invention has the wider cable peeling scope of application, can significantly reduce the peeling time, can not be scratched by available protecting cable core while peeling while improving cable peeling effect, adopts entirety to be set in cable periphery, easy to use, time saving and energy saving.
The technology contents of the not detailed description of the present invention is known technology.
Claims (6)
1. protect cable peeling knife, it is characterized in that, comprise the cylinder gripped for hand, tightening system is installed in the upper end of cylinder, described tightening system comprises the female annulus of band and tightens up cylinder with externally threaded, annulus is set in and tightens up on cylinder and pass through internal thread, external screw thread is connected, the described cylinder that tightens up is made up of many tensioner bars, the taper shape that bore diminishes gradually is extended into laterally along cylinder upper end, the axis of tightening up cylinder and cylinder is superimposed, described upper end symmetry of tightening up cylinder installs the shaft-like cutter of 2 covers, cutter upper end arranges cutter head, its lower end arranges knife bar, knife bar and tensioner bar hinged, described cutter head front end is curved portions, the arc notch of outward opening is established below curved portions, arc notch upper inner forms curved blade, the curved blade of the described cutter of 2 cover is inwardly corresponding.
2. protection cable peeling knife according to claim 1, is characterized in that, described cylinder is arranged cable loop cutting mechanism.
3. protection cable peeling knife according to claim 2; it is characterized in that; described cable loop cutting mechanism comprises the saturating groove of the circular arc offered along cylindrical wall; in saturating groove, push rod is set; arrange 2 symmetrical the first projections in the middle part of push rod, push rod is arranged with spring between projection and cylinder outer wall, and 2 the second symmetrical projections are installed at the position that described push rod is positioned at cylinder inner wall; the distance of 2 the second projections is greater than the width of groove, and the inner that described push rod gos deep into cylinder has ring cutting blade.
4. protection cable peeling knife according to claim 2, it is characterized in that, described cable loop cutting mechanism comprises the retainer ring be arranged in cylinder, cylinder outside retainer ring and retainer ring all offers the saturating groove of circular arc, in saturating groove, push rod is set, 2 symmetrical the first projections are set in the middle part of push rod, push rod is arranged with spring between projection and retainer ring outer wall, 2 the second symmetrical projections are installed at the position that described push rod is positioned at retainer ring inwall, the width of described retainer ring is greater than the saturating well width that cylinder is offered, the distance of 2 the second projections is greater than the width of saturating groove on retainer ring, the inner that described push rod gos deep into retainer ring has ring cutting blade, described ring cutting blade can be placed in the saturating groove of retainer ring when the non-extrusion spring of push rod moves in sleeve.
5. the protection cable peeling knife according to claim 3 or 4, is characterized in that, described push rod is symmetrically arranged with 2 covers on cylinder.
6. protection cable peeling knife according to claim 1, is characterized in that, the degree of depth a of described curved blade is the 1/2-3/4 times of scope of cutter head width b, and the length c of described arc notch is the 1.5-2.5 times of scope of cutter head width a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520826888.4U CN205092520U (en) | 2015-10-23 | 2015-10-23 | Protection of cables skinning knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520826888.4U CN205092520U (en) | 2015-10-23 | 2015-10-23 | Protection of cables skinning knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205092520U true CN205092520U (en) | 2016-03-16 |
Family
ID=55483174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520826888.4U Expired - Fee Related CN205092520U (en) | 2015-10-23 | 2015-10-23 | Protection of cables skinning knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205092520U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244816A (en) * | 2015-10-23 | 2016-01-13 | 国网山东郓城县供电公司 | Protection cable skinning knife |
| CN111276911A (en) * | 2020-03-03 | 2020-06-12 | 国家电网有限公司 | Combined cable peeler |
| CN114744556A (en) * | 2022-03-29 | 2022-07-12 | 国网甘肃省电力公司经济技术研究院 | Cable stripping device |
-
2015
- 2015-10-23 CN CN201520826888.4U patent/CN205092520U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244816A (en) * | 2015-10-23 | 2016-01-13 | 国网山东郓城县供电公司 | Protection cable skinning knife |
| CN111276911A (en) * | 2020-03-03 | 2020-06-12 | 国家电网有限公司 | Combined cable peeler |
| CN114744556A (en) * | 2022-03-29 | 2022-07-12 | 国网甘肃省电力公司经济技术研究院 | Cable stripping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160316 Termination date: 20161023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |