CN102035152B - Intermediate skinner for 24KV insulated cable - Google Patents
Intermediate skinner for 24KV insulated cable Download PDFInfo
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- CN102035152B CN102035152B CN 200910196391 CN200910196391A CN102035152B CN 102035152 B CN102035152 B CN 102035152B CN 200910196391 CN200910196391 CN 200910196391 CN 200910196391 A CN200910196391 A CN 200910196391A CN 102035152 B CN102035152 B CN 102035152B
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Abstract
The invention discloses an intermediate skinner for a 24KV insulated cable, which comprises a cutter shell, a skinning cutter, two chamfering cutters and an operating handle, wherein the cutter shell comprises an upper cutter shell and a lower cutter shell which are articulated at one ends. The intermediate skinner adopts a skinning blade in a plough structure; and three blades are operated in sequence, wherein the accessory blade cuts an insulating layer first, the main blade tears the rest uncut part after the accessory blade cuts in the insulating layer, and the distance between the cutting depth of three blades and a cable core line is 0.5-0.7mm so as to achieve the aim of not damaging the cable core line. The skinner can perfectly skin off the insulating layer of the cable just by applying little force, finish the four processes of extrusion, displacement, breakage and separation of the insulating layer of the cable once and reach perfect skinning degree. The skinner also has the chamfering function, is convenient for binding up without water seepage or electric leakage after overlapping, reduces or eliminates the energy consumption of the overlapping end and has the energy saving effect.
Description
Technical field
The present invention relates to a kind of external insulation layer exfoliation tool of cable, particularly a kind of middle peeler that is used for the 24KV insulated cable.
Background technology
The peeling tool that uses at present in electric power system, being in the electrician's knife is the main peeling stage, construction team with good conditionsi also be equipped with " alcohol blast burner " softening cable surface again row peel off, both took a lot of work, time-consuming, have potential safety hazard simultaneously.No matter some peeler is import or homemade in addition; The function of " cutting " is only arranged and do not have the function of " stripping "; Peel off an intermediate insulating layer at every turn, often need constantly to regulate the depth of cut, a cutter one cutter is cut inward; Peel off the cable insulation of one section 12cm, need ten minutes time at least.The greatest drawback that also has this type peeler is to avoid the problem of axiality difference of insulating barrier and the cable core of cable.This type peeler be with the insulating outer layer of cable as cutting the stripping benchmark, and do not consider that cable core and insulating outer layer are this key issues of decentraction, can hardly be avoided so this type peeler injures cable core.Cable core will be in case damage will be drawn following problem: 1. cable uses in making somebody a mere figurehead in the open; Receive variation of ambient temperature very big, in case expand with heat and contract with cold, even surface tear; Because the stress of material; At winter or high latitude area, because of the generation of shrinkage phenomenon, scratching part will snap because of shrinkage.2. poor owing to axiality when cutting stripping, Yi Bian also all peelings, the heart yearn of another side is cut off.More than the consequence of two problems be that resistance increases, energy consumption also increases; The annual energy consumption that only on the overlap joint tieing, produces is being cut loss in the stripping overlap joint heart yearn greatly in the whole country.
The present invention is that (number of patent application is: 200810032827.5) afterwards to the difficult another invention of the middle peeling of 24KV insulated cable having invented " the middle stripping tool that is used for cable " as one of inventor to peeling tool in the middle of the 10KV insulated cable before in person.According to the characteristic of cross-linked rubber and the thickness of different insulative layer, designed corresponding angle, width, length etc. and be easy to peeler in the middle of the 24KV insulated cable.Though 10KV insulated cable and 24KV insulated cable are all the city aerial insulated cable; Because its electric pressure is different; The thickness of the insulating barrier of 24KV insulated cable is a times of 10KV insulated cable; Reach 6mm, the use of 24KV insulated cable is in China's starting stage only, and the 24KV insulated cable has advantages such as the energy consumption of falling than the 10KV insulated cable aspect power transmission and distribution.
Summary of the invention
The objective of the invention is provides a kind of middle peeler of the 24KV of being used for insulated cable in order to overcome the deficiency of prior art, and it makes when cutting the stripping cable insulation more brisk smooth and easy according to the characteristics and the application scenario of 24KV aerial insulated cable insulating layer thickness.
The technical scheme that realizes above-mentioned purpose is: a kind of middle peeler of the 24KV of being used for insulated cable, comprise that a cutter shell, removes the peel blade, two chamfering blades and an operating grip, and said cutter shell comprises upper slitter shell that front end is connected through the hinge and cutter shell once; Said upper slitter shell comprises first first semicircular cylinder that links to each other of radial end face tail, second semicircular cylinder and goes up plywood; Offer a peeling knife slotted eye on the side face of said first semicircular cylinder; Offer the rose reamer slotted eye on the side face of said second semicircular cylinder; The extension of the radial end face tail end that said upward plywood is second semicircular cylinder is dull and stereotyped, and its tail end center is provided with a upper groove; Said cutter shell down comprises that first the 3rd semicircular cylinder that links to each other of radial end face tail, the 4th semicircular cylinder reach plywood down; The diameter of said the 3rd semicircular cylinder and the 4th semicircular cylinder is corresponding with the diameter of first semicircular cylinder of upper slitter shell and second semicircular cylinder respectively; The extension of the radial end face tail end that said plywood down is the 4th semicircular cylinder is dull and stereotyped; Its tail end center be provided with one with the corresponding low groove of upper groove of last plywood, on the lateral surface of two side channel arms of this low groove, be provided with the articulated section; Said peeling blade be installed on the hole wall of peeling knife slotted eye of first semicircular cylinder and the oblique inner chamber that extend into the peeling knife shell of its blade in; Said two chamfering blades are left and right sides chamfering blade and left chamfering blade, and the identical and blade of their structures is installed on the hole wall of rose reamer slotted eye of second semicircular cylinder symmetrically; Said operating grip comprise that one handle, is connected that handle upper end and middle part are provided with the articulated section and pressing plate and two ends that top is provided with the pressing body respectively with the pressing plate and the connecting plate of plywood pivotal connection down; Said upper slitter shell makes first semicircular cylinder and the 3rd semicircular cylinder become the peeling cylindrical shell of a full circle after closing lid with following cutter shell; Second semicircular cylinder and the 4th semicircular cylinder become the chamfering cylindrical shell of a full circle; Last plywood becomes one with following plywood and closes tight plate; Pressing plate on the said operating grip is replaced on last plywood and is closed tight plate with pinning, wherein
The inner surface of said the 3rd semicircular cylinder is provided with the right-handed thread that helical angle is ε;
Said peeling blade comprises the peeling knife lamellar body of a four-prism and is located at main cutting edge and the front cutting edge on this peeling knife lamellar body; Said two front cutting edges are located at the both sides of the first half of peeling knife lamellar body symmetrically; Their blade tip vertically is positioned at the both sides front end of peeling knife lamellar body respectively; This two front cutting edge be respectively by the two sides of peeling knife lamellar body and respectively from the upper surface of peeling knife lamellar body with from its blade tip backward and the rip cutting bevel of the mode down-cutting of the locking angle that slopes inwardly constitute; And the two sides of the said formation two front cutting edges relief angle β that slopes inwardly from the upper surface of peeling knife lamellar body respectively, two rip cutting bevels of the said formation two front cutting edges anterior angle γ that slopes inwardly from the upper surface of peeling knife lamellar body; Said main cutting edge is between the rip cutting bevel of said two front cutting edges; Its blade tip is stepped back blade tip one segment distance in two front cutting edges horizontal and straightly, it be by the bottom surface of peeling knife lamellar body and one with from its blade tip backward and the crosscut bevel that cuts of the mode of the angle of wedge δ that is inclined upwardly constitute;
It is in the oblique inner chamber that extend into the peeling cylindrical shell of the mode of ε that the blade tip of the main cutting edge of said peeling blade becomes angle with the axis with the peeling cylindrical shell, and the degree of depth that extend into the inner chamber of peeling cylindrical shell is that the thickness of cable insulation deducts 0.5～0.7mm;
Rose reamer slotted eye on the said second semicircular cylinder side face has two, is provided with at interval and in parallel respectively;
Said second semicircular cylinder then correspondingly studs with half baffle ring in addition at the corresponding baffle ring of thickness that on the inner surface between the two chamfering slotted eyes, studs with half thickness and said cable insulation on the inner surface of said the 4th semicircular cylinder;
Said right chamfering blade and left chamfering blade comprise the rose reamer lamellar body of a four-prism respectively and are positioned at the blade of rose reamer lamellar body first half;
The blade of said right chamfering blade is made up of a upper right inclined-plane and inclined-plane, a bottom right; Said upper right inclined-plane is by forming to the upper surface cutting back of rose reamer lamellar body from the forward terminal of the crossing rib of the lower surface of rose reamer lamellar body and the left surface mode with the wedge angle that tilts, inclined-plane, said bottom right be by from the forward terminal of the lower surface of cutter blade and the crossing rib of left surface be somebody's turn to do on the crossing rib apart from forming after the forward terminal s mode side cut to the right of some lines with the wedge angle that tilts far away;
The blade of said left chamfering blade is made up of a upper left inclined-plane and a left lower inclined plane; Said upper left inclined-plane is by forming to the upper surface cutting back of rose reamer lamellar body from the forward terminal of the crossing rib of the lower surface of rose reamer lamellar body and the right flank mode with the wedge angle that tilts, said left lower inclined plane be by from the forward terminal of the lower surface of cutter blade and the crossing rib of right flank be somebody's turn to do on the crossing rib apart from forming after the forward terminal s mode side cut left of some lines with the wedge angle that tilts far away;
The inclined-plane, bottom right of said right chamfering blade and the left lower inclined plane of left chamfering blade are β to the upper surface of the rose reamer lamellar body relief angle that tilts respectively;
The blade tip of said right chamfering blade and left chamfering blade extend in the inner chamber of chamfering cylindrical shell, and the degree of depth that extend into the chamfering cylinder lumen is that the thickness of said baffle ring deducts 0.1mm;
On the twisted axis of said hinge stage clip is installed;
Be provided with many muscle ribs on the outer surface of said cutter shell down spaced radial.
The above-mentioned middle peeler that is used for the 24KV insulated cable, wherein, the said groove bottom that goes up the upper groove of plywood is provided with a magnet piece.
The above-mentioned middle peeler that is used for the 24KV insulated cable, wherein, it is h=1.5～2.5mm that the blade tip of the main cutting edge of said peeling blade is stepped back in the distance of the blade tip of two front cutting edges; Said s is 1/3rd of a rose reamer lamellar body length overall.
The above-mentioned middle peeler that is used for the 24KV insulated cable, wherein, said locking angle=6 °～10 °; Said relief angle β=1 °～1 ° 30 '; Said anterior angle γ=1 °～1 ° 30 '; Said angle of wedge δ=35 °～40 °.
The above-mentioned middle peeler that is used for the 24KV insulated cable, wherein, said s is 1/3rd of a rose reamer lamellar body length overall.
The above-mentioned middle peeler that is used for the 24KV insulated cable wherein, also comprises chamfering guiding handle, and this chamfering guiding handle is connected to second semicircular cylinder with the 4th semicircular cylinder left end and can close the semicircular cylinder that covers into an integral barrel and constitute by two one ends.
The above-mentioned middle peeler that is used for the 24KV insulated cable, wherein, said cutter shell is formed by duralumin, hard alumin ium alloy LY12 microdiecast.
The above-mentioned middle peeler that is used for the 24KV insulated cable, wherein, the material of said peeling blade and chamfering blade is the high cobalt alloy steel.
The above-mentioned middle peeler that is used for the 24KV insulated cable is characterized in that said handle material is rubber or plastic cement, and its outer surface is a matsurface.
The technical scheme that is used for the middle peeler of 24KV insulated cable of the present invention; Adopt the peeling blade of plow structure; Have three swords and successively work, cut insulating barrier earlier with front cutting edge, main cutting edge is torn remaining part of not isolating again after the front cutting edge incision; And the cutting depth of three swords all leaves cable core about 0.5～0.7mm, thereby reaches the purpose that does not injure cable core.As long as this peeler imposes on very little power, just can the insulating barrier of cable perfectly be peeled off, with insulating barrier extruding, displacement, the fracture of cable, separate this four process one gas and accomplish, reach perfectly " exploitation " degree.This peeler has the chamfering function again simultaneously, be convenient to overlap the back wrapping and do not seep water, leakproof, reduced or eliminated the energy consumption of bond end, have energy-saving effect.This tool operation letter cutting is brisk, and cutter must not regulated, and is less demanding to operative skill.Peeling blade and chamfering blade are all selected existing certain toughness for use, and harder again high cobalt alloy is made cutter material, so not high to the environmental requirement of cross-linked rubber, regardless of the soft or hard degree of cross-linked rubber, the cutting high-performance is constant.The design of this cutter all is built-in, and blade is all in the inner walls part, and is safer to the workmen during construction.Use peeler of the present invention, can shorten construction period greatly, whole stripping process about tens seconds to one minute, is a typical " fool " instrument only.
Description of drawings
Fig. 1 is the front view that is used for the middle peeler of 24KV insulated cable of the present invention;
Fig. 2 is the end view that is used for the middle peeler of 24KV insulated cable of the present invention;
Fig. 3 is the expanded view that is used for the middle peeler of 24KV insulated cable of the present invention;
Fig. 4 is the perspective view of the upper slitter shell of the middle peeler that is used for the 24KV insulated cable of the present invention;
Fig. 5 is the perspective view of the following cutter shell of the middle peeler that is used for the 24KV insulated cable of the present invention;
Fig. 6 a, Fig. 6 b and Fig. 6 c are respectively the A-A profile among front view, cutaway view and Fig. 6 a of middle peeler peeling blade of the 24KV of being used for insulated cable of the present invention;
Fig. 7 a, Fig. 7 b are respectively the middle peeler right-of-center in political views of the 24KV of being used for insulated cable of the present invention, the front view of left chamfering blade;
Fig. 8 a, Fig. 8 b are respectively the middle peeler right-of-center in political views of the 24KV of being used for insulated cable of the present invention, the end view of left chamfering blade.
Fig. 9 a, Fig. 9 b are respectively the middle peeler right-of-center in political views of the 24KV of being used for insulated cable of the present invention, the vertical view of left chamfering blade.
Embodiment
In order to understand technical scheme of the present invention better, below through embodiment particularly and combine accompanying drawing at length to explain:
See also Fig. 1 to Fig. 5, the middle peeler that is used for the 24KV insulated cable of the present invention comprises a cutter shell 1, a peeling blade 2, two chamfering blades, an operating grip 4 and chamfering guiding handle 5, wherein,
Offer a peeling knife slotted eye 1110 on the side face that upper slitter shell 11 comprises first first semicircular cylinder 111, second semicircular cylinder 112 that links to each other of radial end face tail and goes up plywood 113, the first semicircular cylinders 11; Offer two rose reamer slotted eyes 1120 on the side face of second semicircular cylinder 112 at interval and in parallel; Last plywood 113 is extension flat boards of the radial end face tail end of second semicircular cylinder 112, and its tail end center is provided with a upper groove 1130, and a magnet piece 6 is installed on the bottom surface of this upper groove 1130; Second semicircular cylinder 112 is at the corresponding baffle ring 7 of thickness that on the inner surface between the two chamfering slotted eyes 1120, studs with half thickness and cable insulation;
Following cutter shell 12 comprise first the 3rd semicircular cylinder 121 that links to each other of radial end face tail, the 4th semicircular cylinder 122 and down the inner surface of plywood 123, the three semicircular cylinders 121 be provided with the right-handed thread that helical angle is ε; The diameter of the 3rd semicircular cylinder 121 and the 4th semicircular cylinder 122 is corresponding with the diameter of first semicircular cylinder 111 of upper slitter shell 11 and second semicircular cylinder 112 respectively; Following plywood 123 is that the extension of radial end face tail end of the 4th semicircular cylinder 122 is dull and stereotyped, its tail end center be provided with one with the upper groove 1130 corresponding low grooves 1230 of last plywood 113, on the lateral surface of two side channel arms of this low groove 1230, be provided with articulated section 1231; On the inner surface of the 4th semicircular cylinder 122 with second semicircular cylinder, 112 inner surfaces on half baffle ring 7 correspondingly stud with in addition half baffle ring 7; Be provided with many muscle ribs 124 on the outer surface of following cutter shell 12 spaced radial, can make the weight saving of peeler and can play the effect of reinforcement, simultaneously again can economical with materials;
Peeling blade 2 usefulness screws are installed on the hole wall of peeling knife slotted eye 1110 of first semicircular cylinder 111; It comprises the peeling knife lamellar body 20 of a four-prism and is located at the main cutting edge 21 and front cutting edge 22 (see also Fig. 1 and see also Fig. 6 a to Fig. 6 c) on this peeling knife lamellar body 20; Wherein
Two front cutting edges 22 of peeling blade 2 are located at the both sides of the first half of peeling knife lamellar body 20 symmetrically; Their blade tip 220 vertically is positioned at the both sides front end of peeling knife lamellar body 20 respectively; This two front cutting edge 22 be respectively by the two sides of peeling knife lamellar body 20 and respectively from the upper surface of peeling knife lamellar body 20 with from its blade tip 220 backward and the rip cutting bevel of the mode down-cutting of the locking angle that slopes inwardly constitute; And the two sides 221 that the constitute two front cutting edges 22 relief angle β that slopes inwardly from the upper surface of peeling knife lamellar body 20 respectively, the two rip cutting bevels 222 that the constitute two front cutting edges 22 anterior angle γ that slopes inwardly from the upper surface of peeling knife lamellar body 20; Locking angle=6 °～10 ° wherein, relief angle β=1 °～1 ° 30 ', anterior angle γ=1 °～1 ° 30 ';
Also offer a waist shape installing hole 23 on the latter half of end face of peeling knife lamellar body 20, extend into the depth in the inner chamber of removing the peel cylindrical shell 110 (see figure 3)s through this waist shape installing hole 23 scalable peeling blade 2.
See also Fig. 7 a to Fig. 9 b again; Two chamfering blades comprise right chamfering blade 3 and left chamfering blade 3 '; Identical and the blade of their structures is symmetrical set, and they comprise the rose reamer lamellar body 30,30 ' and be positioned at the blade 31,31 ' of rose reamer lamellar body 30,30 ' first half of a four-prism respectively, also offers a waist shape installing hole 32,32 ' on the latter half of upper and lower surfaces of rose reamer lamellar body 30,30 '; Wherein
The blade 31 of right chamfering blade 3 is made up of a upper right inclined-plane 311 and inclined-plane, a bottom right 312; Upper right inclined-plane 311 is by forming to the upper surface cutting back of rose reamer lamellar body 30 with the mode of the wedge angle that tilts from the forward terminal A of the crossing rib of the lower surface of rose reamer lamellar body 30 and left surface, inclined-plane, bottom right 312 be by from the forward terminal A of the lower surface of rose reamer lamellar body 30 and the crossing rib of left surface be somebody's turn to do on the crossing rib apart from forming after the forward terminal s mode side cut to the right of 1 B line with the wedge angle that tilts far away;
The blade 31 ' of left side chamfering blade 3 ' is made up of a upper left inclined-plane 311 ' and a left lower inclined plane 312 '; Upper left inclined-plane 311 ' is by forming to the upper surface cutting back of rose reamer lamellar body 30 ' with the mode of the wedge angle that tilts from the forward terminal A ' of the crossing rib of the lower surface of rose reamer lamellar body 30 ' and right flank, left lower inclined plane 312 ' be by from the forward terminal A ' of the lower surface of rose reamer lamellar body 30 ' and the crossing rib of right flank be somebody's turn to do on the crossing rib apart from forming after the forward terminal s mode side cut left of 1 B ' line with the wedge angle that tilts far away;
The inclined-plane, bottom right 312 of right chamfering blade 3 and the left lower inclined plane 312 ' of left chamfering blade 3 ' are β to rose reamer lamellar body 30,30 ' the upper surface relief angle that tilts respectively.
Wedge angle is that the 24KV insulated cable is at the chamfer angle that divests end, intermediate insulating layer rear end insulating barrier; Relief angle β=1 °～1 ° 30 '; S is 1/3rd of rose reamer lamellar body 30, a 30 ' length overall.
Two chamfering blades 3,3 ' are installed on the hole wall of rose reamer slotted eye 1120 of second semicircular cylinder 112 symmetrically; Its blade extend in the inner chamber of chamfering cylindrical shell 120; And its blade tip becomes the angle theta of required chamfer angle with the cross section of chamfering cylindrical shell 120, and the degree of depth that extend into chamfering cylindrical shell 120 inner chambers is that the thickness of baffle ring 7 deducts 0.1mm;
Peeling blade 2 and chamfering blade 3,3 ' material are high cobalt alloy, and its quenching hardness reaches HRC68～70 °, and has impact-resistant characteristics;
Chamfering guiding handle 5 is connected to the left end of second semicircular cylinder 112 and the 4th semicircle 122 and can be closed the semicircular cylinder 51,52 that covers into an integral barrel by two one ends and constitutes.
The operation principle that is used for the middle peeler of cable of the present invention is:
After opening upper slitter shell 11 and following cutter shell 12, the original position that first semicircular cylinder in upper slitter shell 11 and the following cutter shell 12 and the 3rd semicircular cylinder 121 are hung over the insulated cable skinner.Utilize handle 4 and the pressing plate 42 that is attached thereto then; Utilize lever principle; Pressing plate 42 is pressed on the last plywood 113 of upper slitter shell 11, the limit flanging is rotated around insulated cable, closes up until upper slitter shell 11 and following cutter shell 12; Two front cutting edges 22 of peeling blade 2 are cut insulating barrier in advance in closing up process, main cutting edge 21 back incision insulating barriers.Let the front cutting edge 22 be in order to leave one " stress rupture passage " on the position of heart yearn outer rim 0.5～0.7mm at insulating barrier in advance; Main cutting edge 21 afterwards in the position of front cutting edge 2mm incision insulating barrier, in case upper slitter shell 11 closes up with following cutter shell 12, cut fully by main cutting edge 21; This moment main, cutting edge 21,22 all from the outer rim of cable core apart from more than greater than 0.5～0.7mm; Its objective is same axis error (there are the same axis error about 0.3mm in heart yearn and insulating barrier) in order to avoid insulated cable, after two purposes reach, win 43 in succession, under handle 4 and the pressing plate 42 acting in conjunction power; Driving handle 4 rotates around insulated cable; This moment, insulating barrier began to peel off, though the blade tip of peeling blade 2 also has 0.5mm～0.7mm from the bottom of insulating barrier, because the effect of stress; Not not isolating of insulating barrier bottom partly along with the outside major part excision of insulating barrier; Do not isolate part and lift power (peeling blade 2 mechanical angle determined) along with the rotation of main cutting edge 21 and torn, and then the disengaging of the outer rim of insulating barrier and conductive core line, thereby reach the purpose of peeling off.In the process that insulated cable rotates, because peeling blade 2 is installed the external diameter according to the different size cable, and corresponding with the pitch angles epsilon of prior setting, peeling blade 2 adds the feed that pitch angles epsilon has determined peeling in the whole peeling process at cutter shell 1.In case the peeling process is accomplished; Need open upper slitter shell 11 and following cutter shell 12; The heart yearn exposed part of having peeled off insulating barrier is placed chamfering cylindrical shell 120, utilize the insulating barrier at left and right two chamfering blades 3 ', 3 pairs of heart yearn exposed part two ends in chamfering cylindrical shell 120 chambeies to carry out chamfering.The method of chamfering is: the right hand is held chamfering guiding handle 5 tight in one's hands, and in when falling the right corner, chamfering guiding handle 5 need be made thrust to the right, and in when falling the left comer, chamfering guiding handle 5 need be made pulling force left; Owing to be provided with the nylon baffle ring 7 of a semicircle on second semicircular cylinder 112 of formation chamfering cylindrical shell 120 and the inner surface of the 4th semicircular cylinder 122 respectively, when upper slitter shell 11 and following cutter shell 12 close up, just become the baffle ring 7 of a full circle; Because the blade tip of chamfering blade 3 extend into the position of chamfering cylindrical shell 120 inner chambers from the about 0.1mm of this baffle ring inner surface; When the heart yearn exposed part contacts with the inner surface of baffle ring 7; It is 0.1mm that chamfering blade 3 ', 3 blade tip leave the heart yearn outer rim forever; Like this, can accomplish chamfering and also can not injure heart yearn, lean on this moment the baffle ring 7 of chamfering cylindrical shell 120 inner chambers to block the cable core of being peelled off insulating barrier; Chamfering blade 3 ' on the chamfering cylindrical shell 120,3 cutworks, only needing rotating operating handle 4 is the chamfering of θ once accomplishing end, cable two ends insulating barrier chamfer angle week.
The effect of stage clip is in order to construct in the high-altitude, and peeler has individual clamping force to cable, make it because peeler weight is uneven and do not cause the high-altitude to be fallen up and down.Magnet piece 6 is that the magnetic property of this magnet piece 6 when construction holds the pressing plate 42 on the handle, and also unlikely handle comes off even operating personnel loose one's grip.
The design of the mechanical angle of the blade of the middle peeler that is used for cable of the present invention has taken into full account the various factors of aerial insulated cable peeling, is the mechanical property of cross-linked rubber and the product of " cutting " theory combination.
The advantage that is used for the middle peeler of cable of the present invention is that specificity is strong; Blade is all in the inner walls part; Safer during construction to the workmen; The most important thing is to have tangible energy-saving and emission-reduction meaning: nationwide integrated power grid overlaps because of construction quality causes into water, electric leakage, disconnected burst phenomenons such as (resistance increases) in the termination and the middle-end of aerial insulated cable every year, and the electric energy of its loss is appreciable.Just in Shanghai, totally 5921 of the insulated overhead lines in present Shanghai, about 7794 kilometers; Along with this numeral of urban development is also constantly refreshing; If use high-quality peeler entirely, every circuit can reduce the line loss of 600～700 degree electricity every year at least, and single loss on the line of converting has just reached 3,550,000～4,140,000 degree; If in nationwide words, that will be an energy consumption saving that ten minutes is considerable.
Those of ordinary skill in the art will be appreciated that; Above embodiment is used for explaining the present invention; And be not to be used as qualification of the present invention; As long as in connotation scope of the present invention, all will drop in claims scope of the present invention variation, the modification of the above embodiment.
Claims (9)
1. middle peeler that is used for the 24KV insulated cable comprises a cutter shell, peeling blade, two chamfering blades and an operating grip, and said cutter shell comprises upper slitter shell that front end is connected through the hinge and cutter shell once; Said upper slitter shell comprises first first semicircular cylinder that links to each other of radial end face tail, second semicircular cylinder and goes up plywood; Offer a peeling knife slotted eye on the side face of said first semicircular cylinder; Offer the rose reamer slotted eye on the side face of said second semicircular cylinder; The extension of the radial end face tail end that said upward plywood is second semicircular cylinder is dull and stereotyped, and its tail end center is provided with a upper groove; Said cutter shell down comprises that first the 3rd semicircular cylinder that links to each other of radial end face tail, the 4th semicircular cylinder reach plywood down; The diameter of said the 3rd semicircular cylinder and the 4th semicircular cylinder is corresponding with the diameter of first semicircular cylinder of upper slitter shell and second semicircular cylinder respectively; The extension of the radial end face tail end that said plywood down is the 4th semicircular cylinder is dull and stereotyped; Its tail end center be provided with one with the corresponding low groove of upper groove of last plywood, on the lateral surface of two side channel arms of this low groove, be provided with the articulated section; Said peeling blade be installed on the hole wall of peeling knife slotted eye of first semicircular cylinder and the oblique inner chamber that extend into the upper slitter shell of its blade in; Said two chamfering blades are respectively right chamfering blade and left chamfering blade, and the identical and blade of their structures is installed on the hole wall of rose reamer slotted eye of second semicircular cylinder symmetrically; Said operating grip comprise that one handle, is connected that handle upper end and middle part are provided with the articulated section and pressing plate and two ends that top is provided with the pressing body respectively with the pressing plate and the connecting plate of plywood pivotal connection down; Said upper slitter shell makes first semicircular cylinder and the 3rd semicircular cylinder become the peeling cylindrical shell of a full circle after closing lid with following cutter shell; Second semicircular cylinder and the 4th semicircular cylinder become the chamfering cylindrical shell of a full circle; Last plywood becomes one with following plywood and closes tight plate; Pressing plate on the said operating grip is replaced on last plywood and is closed tight plate with pinning, it is characterized in that
The inner surface of said the 3rd semicircular cylinder is provided with the right-handed thread that helical angle is ε;
Said peeling blade comprises the peeling knife lamellar body of a four-prism and is located at the blade on this peeling knife lamellar body; Said blade comprises main cutting edge and two front cutting edges; Said two front cutting edges are located at the both sides of the first half of peeling knife lamellar body symmetrically; Their blade tip vertically is positioned at the both sides front end of peeling knife lamellar body respectively; This two front cutting edge be respectively by the two sides of peeling knife lamellar body and respectively from the upper surface of peeling knife lamellar body with from its blade tip backward and the rip cutting bevel of the mode down-cutting of the locking angle that slopes inwardly constitute; And the two sides of the said formation two front cutting edges relief angle β that slopes inwardly from the upper surface of peeling knife lamellar body respectively, two rip cutting bevels of the said formation two front cutting edges anterior angle γ that slopes inwardly from the upper surface of peeling knife lamellar body; Said main cutting edge is between the rip cutting bevel of said two front cutting edges; Its blade tip is stepped back blade tip one segment distance in two front cutting edges horizontal and straightly, it be by the bottom surface of peeling knife lamellar body and one with from its blade tip backward and the crosscut bevel that cuts of the mode of the angle of wedge δ that is inclined upwardly constitute;
It is in the oblique inner chamber that extend into the peeling cylindrical shell of the mode of ε that the blade tip of the main cutting edge of said peeling blade becomes angle with the axis with the peeling cylindrical shell, and the degree of depth that extend into the inner chamber of peeling cylindrical shell is that the thickness of cable insulation deducts 0.5～0.7mm;
Rose reamer slotted eye on the said second semicircular cylinder side face has two, is provided with at interval and in parallel respectively;
Said second semicircular cylinder then correspondingly studs with half baffle ring in addition at the corresponding baffle ring of thickness that on the inner surface between the two chamfering slotted eyes, studs with half thickness and said cable insulation on the inner surface of said the 4th semicircular cylinder;
Said right chamfering blade and left chamfering blade comprise the rose reamer lamellar body of a four-prism respectively and are positioned at the blade of rose reamer lamellar body first half;
The blade of said right chamfering blade is made up of a upper right inclined-plane and inclined-plane, a bottom right; Said upper right inclined-plane is by forming to the upper surface cutting back of rose reamer lamellar body from the forward terminal of the crossing rib of the lower surface of rose reamer lamellar body and the left surface mode with the wedge angle that tilts, inclined-plane, said bottom right be by from the crossing rib of the forward terminal of the crossing rib of the lower surface of cutter blade and left surface and this left surface apart from forming after the forward terminal s mode side cut to the right of some lines with the wedge angle that tilts far away;
The blade of said left chamfering blade is made up of a upper left inclined-plane and a left lower inclined plane; Said upper left inclined-plane is by forming to the upper surface cutting back of rose reamer lamellar body from the forward terminal of the crossing rib of the lower surface of rose reamer lamellar body and the right flank mode with the wedge angle that tilts, said left lower inclined plane be by from the crossing rib of the forward terminal of the crossing rib of the lower surface of cutter blade and right flank and this right flank apart from forming after the forward terminal s mode side cut left of some lines with the wedge angle that tilts far away;
The inclined-plane, bottom right of said right chamfering blade and the left lower inclined plane of left chamfering blade are β to the upper surface of the rose reamer lamellar body relief angle that tilts respectively;
The blade tip of said right chamfering blade and left chamfering blade extend in the inner chamber of chamfering cylindrical shell, and the degree of depth that extend into the chamfering cylinder lumen is that the thickness of said baffle ring deducts 0.1mm;
On the twisted axis of said hinge stage clip is installed;
Be provided with many muscle ribs on the outer surface of said cutter shell down spaced radial.
2. the middle peeler that is used for the 24KV insulated cable according to claim 1 is characterized in that, the said groove bottom that goes up the upper groove of plywood is provided with a magnet piece.
3. the middle peeler that is used for the 24KV insulated cable according to claim 1 is characterized in that it is h=1.5～2.5mm that the blade tip of the main cutting edge of said peeling blade is stepped back in the distance of the blade tip of two front cutting edges.
4. the middle peeler that is used for the 24KV insulated cable according to claim 1 is characterized in that, said locking angle=6 °～10 °; Said relief angle β=1 °～1 ° 30 '; Said anterior angle γ=1 °～1 ° 30 '; Said angle of wedge δ=35 °～40 °.
5. the middle peeler that is used for the 24KV insulated cable according to claim 1 is characterized in that, said s is 1/3rd of a rose reamer lamellar body length overall.
6. the middle peeler that is used for the 24KV insulated cable according to claim 1; It is characterized in that; Peeler also comprises chamfering guiding handle in the middle of said, and this chamfering guiding handle is connected to second semicircular cylinder with the 4th semicircular cylinder left end and can close the semicircular cylinder that covers into an integral barrel and constitute by two one ends.
7. the middle peeler that is used for the 24KV insulated cable according to claim 1 is characterized in that said cutter shell is formed by duralumin, hard alumin ium alloy LY12 microdiecast.
8. the middle peeler that is used for the 24KV insulated cable according to claim 1 is characterized in that the material of said peeling blade and chamfering blade is the high cobalt alloy steel.
9. the middle peeler that is used for the 24KV insulated cable according to claim 1 is characterized in that said handle material is rubber or plastic cement, and its outer surface is a matsurface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910196391 CN102035152B (en) | 2009-09-25 | 2009-09-25 | Intermediate skinner for 24KV insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910196391 CN102035152B (en) | 2009-09-25 | 2009-09-25 | Intermediate skinner for 24KV insulated cable |
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| Publication Number | Publication Date |
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| CN102035152A CN102035152A (en) | 2011-04-27 |
| CN102035152B true CN102035152B (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200910196391 Active CN102035152B (en) | 2009-09-25 | 2009-09-25 | Intermediate skinner for 24KV insulated cable |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346459B (en) * | 2013-07-05 | 2016-02-24 | 苏州圣利线缆有限公司 | A kind of enamelled wire coating removal film device |
| CN104300446A (en) * | 2014-10-30 | 2015-01-21 | 国家电网公司 | Middle wire stripper for insulated wire |
| CN107947033A (en) * | 2017-11-08 | 2018-04-20 | 国网山东省电力公司泰安供电公司 | A kind of tool and method for cable insulation stripping |
| CN108923338A (en) * | 2018-09-14 | 2018-11-30 | 慈溪市吉瑞机械有限公司 | A kind of ring cutting and facing attachment of high-tension cable |
| CN110994473A (en) * | 2019-10-26 | 2020-04-10 | 单荣萍 | Wire body separating and cutting device for wire stripping mechanism |
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|---|---|---|---|---|
| EP0485964B1 (en) * | 1990-11-13 | 1995-07-05 | Sumitomo Wiring Systems, Ltd. | Electric cable stripping method and electrical cable loosening device |
| CN201312089Y (en) * | 2008-09-26 | 2009-09-16 | 上海电瓷厂 | Intermediate stripper for cables |
| CN201556890U (en) * | 2009-09-25 | 2010-08-18 | 王顺年 | Middle skinning device used for 24KV insulated cable |
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2009
- 2009-09-25 CN CN 200910196391 patent/CN102035152B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0485964B1 (en) * | 1990-11-13 | 1995-07-05 | Sumitomo Wiring Systems, Ltd. | Electric cable stripping method and electrical cable loosening device |
| CN201312089Y (en) * | 2008-09-26 | 2009-09-16 | 上海电瓷厂 | Intermediate stripper for cables |
| CN201556890U (en) * | 2009-09-25 | 2010-08-18 | 王顺年 | Middle skinning device used for 24KV insulated cable |
Non-Patent Citations (1)
| Title |
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| JP特开2001-186620A 2001.07.06 |
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| CN102035152A (en) | 2011-04-27 |
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Owner name: SHANGHAI MUNICIPAL ELECTRIC POWER COMPANY Free format text: FORMER OWNER: WANG SHUNNIAN Effective date: 20121018 Owner name: STATE ELECTRIC NET CROP. WANG SHUNNIAN Effective date: 20121018 |
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Effective date of registration: 20121018 Address after: 200122 Shanghai City, Pudong New Area source deep road, No. 1122 Applicant after: Shanghai Electric Power Corporation Applicant after: State Grid Corporation of China Applicant after: Wang Shunnian Address before: 200126, room 86, No. 3339, Lane 602, South Road, Shanghai, Pudong New Area Applicant before: Wang Shunnian |
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