CN109301758A - A kind of composite insulator R pin pull-over - Google Patents
A kind of composite insulator R pin pull-over Download PDFInfo
- Publication number
- CN109301758A CN109301758A CN201811436911.3A CN201811436911A CN109301758A CN 109301758 A CN109301758 A CN 109301758A CN 201811436911 A CN201811436911 A CN 201811436911A CN 109301758 A CN109301758 A CN 109301758A
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- China
- Prior art keywords
- parts
- pin
- pin removal
- fixed jacket
- pull
- Prior art date
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- 239000012212 insulator Substances 0.000 title claims abstract description 31
- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 229920001971 elastomer Polymers 0.000 claims description 29
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 14
- 229920002943 EPDM rubber Polymers 0.000 claims description 10
- 229920000459 Nitrile rubber Polymers 0.000 claims description 10
- 239000006229 carbon black Substances 0.000 claims description 10
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 claims description 10
- 229960001545 hydrotalcite Drugs 0.000 claims description 10
- 229910001701 hydrotalcite Inorganic materials 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 10
- 229920002379 silicone rubber Polymers 0.000 claims description 10
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 9
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 235000021355 Stearic acid Nutrition 0.000 claims description 9
- 230000003712 anti-aging effect Effects 0.000 claims description 9
- 239000000395 magnesium oxide Substances 0.000 claims description 9
- 239000010445 mica Substances 0.000 claims description 9
- 229910052618 mica group Inorganic materials 0.000 claims description 9
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 9
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 9
- 239000008117 stearic acid Substances 0.000 claims description 9
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 claims description 8
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 claims description 8
- -1 polyethylene Polymers 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 7
- OJMOMXZKOWKUTA-UHFFFAOYSA-N aluminum;borate Chemical compound [Al+3].[O-]B([O-])[O-] OJMOMXZKOWKUTA-UHFFFAOYSA-N 0.000 claims description 6
- 241000237858 Gastropoda Species 0.000 claims 1
- 239000006071 cream Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000007812 deficiency Effects 0.000 abstract description 4
- 239000006210 lotion Substances 0.000 description 8
- 239000001993 wax Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000032683 aging Effects 0.000 description 3
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 3
- 239000004327 boric acid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- YHMYGUUIMTVXNW-UHFFFAOYSA-N 1,3-dihydrobenzimidazole-2-thione Chemical group C1=CC=C2NC(S)=NC2=C1 YHMYGUUIMTVXNW-UHFFFAOYSA-N 0.000 description 1
- 241001136800 Anas acuta Species 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
Classifications
-
- 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
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of composite insulator R to sell pull-over, including pin removal fixed jacket, pin removal fixed jacket lower end surface is arc type structure, pin removal fixed jacket top two sides are symmetrical arranged threaded hole, through-hole slideway is arranged in the pin removal fixed jacket top middle portion, strength of gear lever is set in the through-hole slideway, the strength of gear lever includes pull pin handle and the worm screw being fixedly connected from top to bottom, the worm screw bottom end is rotatablely connected hook of pulling pin, shaft is set in the threaded hole, the both ends that the shaft passes through the pin removal fixed jacket are bolted, the boost gear engaged with the worm screw is socketed in the shaft, afterburner handle is fixed on the boost gear.The deficiency for selling tool of pulling pin, be fed in the upkeep operation of conventional transmission lines road without dedicated R is compensated for, reduces the labor intensity of operating personnel to greatest extent, improves maintenance efficiency, shortens the activity duration.
Description
Technical field
The present invention relates to electric power overhaul technical fields, sell pull-over more particularly, to a kind of composite insulator R.
Background technique
As the upgrading of China's overhead transmission line is transformed, the composite insulator of excellent electrical properties is being transmitted electricity
It is widely applied in route, along with the replacement of insulator, fixator pins have also all been changed to R type pin.Since transmission line of electricity exists for a long time
It runs in natural environment, is inevitably influenced by external environment condition, accumulative with the time will appear some failures, such as absolutely
The failures such as the damage of edge, the bolt looseness of strain clamp, harness damage, need to replace insulator, in replacement process absolutely
Edge R type locking pin do not have it is dedicated pull pin and be fed tool, cause replacement process difficult, influence overhaul efficiency.In power transmission line
In the maintenance of road, insulator locking pin used at present is pulled pin and is fed mode for R type pin and vice is mainly used to press from both sides out R pin
With drive in, but the R type pin of SI semi-insulation can only be extracted with vice, and be easier to occur selling R during the feed of R pin
It clenches or fractures, influence repair schedule and cause economic loss.
Chinese patent literature (notification number CN104269773B) discloses a kind of multi-purpose insulator R pin taking device comprising hand
The operating head of handle and bar shape;The handle is mutually perpendicular to operating head, is fixedly connected in the middle part of one end of handle and operating head;
Write off head is arranged in one end of the operating head, and adjustment tank is arranged in the other end.A kind of multi-purpose insulator R pin taking device of the invention, can
Completion takes R to sell and adjust R pin openings of sizes, but the invention is by the contact in plunger insertion R pin, with operating head with insulator
Point is fulcrum, presses handle for R pin and under sled, is easily damaged insulator, and be also easily damaged R during prizing from insulator
Pin.
Chinese patent literature (notification number CN205355687U) disclose it is a kind of applied to insulator R pin
One end of pin removal, including hand-held part, the hand-held part and connecting rod connects, and the other end and operation portion of connecting rod connect
It connecing, the operation portion includes parallel the first cylinder and the second cylinder, and the first cylinder and the second cylinder are connect with connecting rod,
And first cylinder and the second cylinder it is straight with the other end phase spoon of the connecting rod _ multiply.Pass through the first cylinder and the second cylinder
And the setting of connecting rod and hand-held part, lever construction is formed, carries out write off using lever principle, which is easy damage
Hurt insulator.
Summary of the invention
It is sent in view of this, being pulled out in view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of composite insulator R pin
Device compensates for the deficiency for selling tool of pulling pin, be fed in the upkeep operation of conventional transmission lines road without dedicated R, reduces make to greatest extent
The labor intensity of industry personnel improves maintenance efficiency, shortens the activity duration, long service life.
In order to achieve the above objectives, the invention adopts the following technical scheme:
A kind of composite insulator R pin pull-over, including pin removal fixed jacket, pin removal fixed jacket lower end surface are arc
Type, pin removal fixed jacket top two sides are symmetrical arranged threaded hole, and the pin removal fixed jacket top middle portion setting is logical
Hole slideway, the through-hole slideway is interior to be arranged strength of gear lever, and the strength of gear lever includes being fixedly connected from top to bottom
It pulls pin handle and drive rod, the drive rod bottom end setting is pulled pin hook, shaft is arranged in the threaded hole, the shaft passes through institute
The both ends for stating pin removal fixed jacket are bolted, and the boost gear engaged with the drive rod is socketed in the shaft,
Afterburner handle is fixed on the boost gear.
Further, the pin removal fixed jacket upper socket protective case, the protective case are fixed with the pin removal
Threaded hole is arranged in housing corresponding position, and the shaft passes through the pin removal fixed jacket and the both ends of protective case pass through spiral shell
Bolt is fixed.
Further, the shaft is double threaded screw.
Further, the drive rod is worm screw, and the worm screw bottom end is rotatablely connected hook of pulling pin.
Further, the drive rod is spur rack, and the spur rack bottom end is fixedly connected with hook of pulling pin.
Further, rubber pad is arranged in pin removal fixed jacket lower end surface.
Further, the rubber pad is prepared from the following raw materials in parts by weight: 30-35 parts of nitrile rubber, EPDM
30-35 parts of rubber, 5-10 parts of silicon rubber, 3-8 parts of EVA lotion, 3-6 parts of palmitinic acid, 2-6 parts of magnesia, 1-3 parts of stearic acid, boron
Sour al whisker 2-5 parts, 1-2 parts of nano hydrotalcite, 2-5 parts of mica powder, 6-10 parts of white carbon black, 2-4 parts of vulcanizing agent, 3-5 parts of rosin,
2-5 parts and anti-aging agent 2-4 parts of polyethylene wax.
The beneficial effects of the present invention are:
1, the present invention discloses a kind of composite insulator R pin pull-over, moves afterburner handle by outwardly or inwardly slope, makes boost gear
It driving drive rod to move up and down, is similar to screw rod transmission, drive rod can be worm screw, worm screw bottom end and hook rotation connection of pulling pin,
When boost gear drives worm screw rotation to move up and down, hook strip of pulling pin moves R pin realization and pulls pin or to pin operation;Or drive rod is
The spur rack of straight-tooth is arranged in two sides, and spur rack bottom end is fixedly connected with hook of pulling pin, when boost gear drives spur rack to move up and down
When, hook strip of pulling pin moves R pin realization and pulls pin or to pin operation;It is very simple and practical.
Or drive rod is the cylindrical bar or square pole for being provided with the straight-tooth engaged with boost gear, is able to achieve the present invention
Function.
2, pin removal fixed jacket lower end surface is arranged to arc type structure, it can be with the structures such as insulator bowl head, positioning pin
Match, it is convenient and strength-saving as sticking point of pulling pin.
3, rubber pad is arranged in the pin removal fixed jacket lower end surface in the present invention, can reduce bowl head and pin removal is fixed
Damage is scraped in housing lower end surface, increases pin removal fixed jacket lower end surface and the first-class contact area of insulator bowl, convenient for having an effect.
4, rubber pad uses nitrile rubber, ethylene propylene diene rubber and mixing silicon rubber, wherein nitrile rubber oil resistivity, wear-resisting
Property, heat resistance are preferable, and bonding force is strong, but its elasticity is low;It is blended with ethylene propylene diene rubber and silicon rubber, the bullet of product can be improved
Property, a small amount of EVA lotion is added when increasing shockproof, wear-resisting and ageing-resistant performance, and being kneaded, to improve the toughness and anti-impact of rubber
Hit performance.
The application helps to submit the degree of cross linking of rubber, heat resistance and ageing-resistant using stearic acid, magnesia as activator
Performance;Also added with aluminium borate whisker, nano hydrotalcite, mica powder, white carbon black as supporting material, wherein aluminium borate whisker is straight
Diameter is 0.5-1 μm, and length is 5-10 μm, the crosslink density and intensity that can increase rubber in rubber is distributed in, to increase rubber
Mechanical performance;And nano hydrotalcite partial size is 10-50nm, itself and rubbery network can effectively be enhanced by being dispersed in rubber
Interaction between network, to improve the mechanical strength of rubber.In addition mica powder large specific surface area can improve the wear-resisting of product
Performance, and active high white carbon black can improve the intensity of rubber in conjunction with rubber cross.
Rosin and polyethylene wax can move to the surface of rubber in compounding rubber, form protective film, can enhance rubber
Anti-aging property.
5, the present invention has rational design, structure is simple, is easy to carry about with one, in power transmission lines overhauling work, easy access personnel
The extraction of fast and stable and feed R pin, guarantee the overhaul efficiency and processing quality in operation and maintenance maintenance, comply fully with replacement
The quality standard that composite insulator Work tool requires compensates in the upkeep operation of conventional transmission lines road and pulls pin, is fed without dedicated R pin
The deficiency of tool reduces the labor intensity of operating personnel to greatest extent, improves maintenance efficiency, shorten the activity duration, together
When also can guarantee that R sells external coating for protection against corrosion and is not destroyed, quality control standard greatly improves.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the embodiment of the present invention 1;
Fig. 2 is specific embodiment schematic diagram in embodiment 1;
Fig. 3 is the structural schematic diagram of protective case in embodiment 2;
Fig. 4 is the schematic diagram of the section structure that composite insulator R sells pull-over in embodiment 2;
Fig. 5 is the structural schematic diagram of rubber pad in embodiment 3.
In figure: 1- pin removal fixed jacket, 2- threaded hole, 3- through-hole slideway, 4- strength of gear lever, 5- pull pin handle,
6- drive rod, 7- pull pin hook, 8- shaft, 9- protective case, 10- boost gear, 11- afterburner handle, 12- rubber pad.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Figure 1, a kind of composite insulator R sells pull-over, including pin removal fixed jacket 1, pin removal fixed jacket 1 is upper
The hollow structure of under shed, wherein 1 lower end surface of pin removal fixed jacket is arc type structure, can be with insulator bowl head, positioning pin etc.
Structure matches, as sticking point of pulling pin;1 top two sides of pin removal fixed jacket are symmetrical arranged and pass through pin removal fixed jacket 1
Through-hole slideway 3 is arranged in the threaded hole 2 worn, 1 top middle portion of pin removal fixed jacket, and through-hole slideway 3 is similar in pin removal
1 top middle portion of fixed jacket fixes a hollow tube, and strength of gear lever 4 is arranged in through-hole slideway 3, and strength of gear lever 4 wraps
Pull pin handle 5 and the drive rod 6 being fixedly connected from top to bottom are included, the drive rod 6 in the present embodiment is worm screw, the rotation of worm screw bottom end
Hook 7 of pulling pin is connected, i.e. worm screw bottom end and 7 top of hook of pulling pin is socket, not will drive the rotation of hook 7 of pulling pin when the worm is rotated.
Shaft 8 is set in threaded hole 2, and wherein shaft 8 is double threaded screw, and shaft 8 passes through the both ends of pin removal fixed jacket 1
It is bolted, the boost gear 10 engaged with worm screw 6 is socketed in the shaft 8 in pin removal fixed jacket 1, reinforce tooth
Afterburner handle 11 is fixed on wheel 10, afterburner handle 11 is stretched out at the top of pin removal fixed jacket 1, therefore moves afterburner handle by slope
11 control boost gears 10 rotate, can be adjusted strength of gear lever 4 position.
When using the present invention, two afterburner handles 11 are moved by inside slope, make boost gear 10 that worm screw be driven to be displaced downwardly to most
Lower position, the hook 7 that makes to pull pin catches on R pin tail end, as shown in Fig. 2, then slowly outside slope moves two afterburner handles 11, makes to reinforce tooth
10 drive worm screw of wheel moves up, and worm screw drives hook 7 of pulling pin to move up, when hook 7 of pulling pin enters in pin removal fixed jacket 1, pin removal
The arc shaped surface of 1 lower end surface of fixed jacket is adjacent to bowl head outer wall, it is easier to enter and have an effect, complete operation of pulling pin.
Similarly, by inside slope move two afterburner handles 11, make boost gear 10 drive worm screw move down it is achievable give pin make
Industry.
Embodiment 2
Embodiment 2 and 1 structure of embodiment are essentially identical, the difference is that: as shown in figure 3,1 top of pin removal fixed jacket covers
Protective case 9, protective case 9 and 1 structure matching of pin removal fixed jacket are connect, protective case 9 is set with 1 corresponding position of pin removal fixed jacket
Threaded hole 2 is set, i.e. threaded hole on protective case 9 is corresponding with the threaded hole on pin removal fixed jacket 1, and shaft 8 is passed through and pulled pin
The both ends of threaded hole 2 on device fixed jacket 1 and protective case 9 are bolted, and can be played to pin removal fixed jacket 1 anti-
Shield effect, may additionally ensure that appearance of the present invention is clean and tidy.
In addition the drive rod 6 in the present embodiment is spur rack, as shown in figure 4, spur rack bottom end is fixedly connected with hook 7 of pulling pin,
I.e. spur rack two sides are respectively provided with the straight-tooth to match with boost gear 10, when slope moves two afterburner handles 11, boost gear 10
Worm screw 6 is driven to move up or move down, so that the completion of hook 7 of pulling pin be driven to pull pin or to pin operation.
Embodiment 3
The present embodiment is substantially the same manner as Example 2, and difference in 1 lower end surface of pin removal fixed jacket as shown in figure 5, be bonded with
Rubber pad 12, rubber pad 12 are prepared from the following raw materials in parts by weight: 30 parts of nitrile rubber, 35 parts of ethylene propylene diene rubber, silicon rubber
5 parts of glue, 8 parts of EVA lotion, 3 parts of palmitinic acid, 2 parts of magnesia, 1 part of stearic acid, 5 parts of aluminium borate whisker, 1 part of nano hydrotalcite, cloud
5 parts of female powder, 6 parts of white carbon black, 2 parts of vulcanizing agent, 5 parts of rosin, 2 parts of polyethylene wax and 4 parts of anti-aging agent.Wherein vulcanizing agent is sulphur,
Anti-aging agent is antioxidant MB.
Rubber pad is prepared from the following steps:
(1) nitrile rubber, ethylene propylene diene rubber, silicon rubber, EVA lotion, magnesia and stearic acid are added in mixer to plasticate
After 3min, it is subsequently added into anti-aging agent and is kneaded 3min, palmitinic acid, aluminium borate whisker, nano hydrotalcite, mica powder and white is then added
Carbon black is kneaded 5min, obtains mixing materials, and wherein melting temperature is 120 DEG C;(2) mixing materials are added rosin and gather in open mill
Vulcanizing agent is added in ethylene waxes heat refining 5min later, continues heat refining 5min, and thin 5 times logical, slice, wherein cooking temperature is 80 DEG C;
(3) by film on vulcanizing agent sulfidization molding, obtain product.
Embodiment 4
4 difference from Example 3 of embodiment is: rubber pad 12 is prepared from the following raw materials in parts by weight: nitrile rubber 31
Part, 34 parts of ethylene propylene diene rubber, 6 parts of silicon rubber, 7 parts of EVA lotion, 4 parts of palmitinic acid, 3 parts of magnesia, 1.5 parts of stearic acid, boric acid
4 parts of al whisker, 1.5 parts of nano hydrotalcite, 4 parts of mica powder, 7 parts of white carbon black, 2.5 parts of vulcanizing agent, 4 parts of rosin, polyethylene wax 2.5
Part and 3.5 parts of anti-aging agent.
Embodiment 5
5 difference from Example 3 of embodiment is: rubber pad 12 is prepared from the following raw materials in parts by weight: nitrile rubber 33
Part, 32 parts of ethylene propylene diene rubber, 8 parts of silicon rubber, 6 parts of EVA lotion, 4 parts of palmitinic acid, 4 parts of magnesia, 2 parts of stearic acid, aluminium borate
3 parts of whisker, 1.8 parts of nano hydrotalcite, 3 parts of mica powder, 8 parts of white carbon black, 3 parts of vulcanizing agent, 4 parts of rosin, 3 parts of polyethylene wax and anti-
3 parts of old agent.
Embodiment 6
6 difference from Example 3 of embodiment is: rubber pad 12 is prepared from the following raw materials in parts by weight: nitrile rubber 34
Part, 31 parts of ethylene propylene diene rubber, 9 parts of silicon rubber, 5 parts of EVA lotion, 5 parts of palmitinic acid, 5 parts of magnesia, 2.5 parts of stearic acid, boric acid
3 parts of al whisker, 1.9 parts of nano hydrotalcite, 2 parts of mica powder, 9 parts of white carbon black, 3.5 parts of vulcanizing agent, 3 parts of rosin, 4 parts of polyethylene wax
With 2.5 parts of anti-aging agent.
Embodiment 7
7 difference from Example 3 of embodiment is: rubber pad 12 is prepared from the following raw materials in parts by weight: nitrile rubber 35
Part, 30 parts of ethylene propylene diene rubber, 10 parts of silicon rubber, 3 parts of EVA lotion, 6 parts of palmitinic acid, 6 parts of magnesia, 3 parts of stearic acid, boric acid
2 parts of al whisker, 2 parts of nano hydrotalcite, 2 parts of mica powder, 10 parts of white carbon black, 4 parts of vulcanizing agent, 3.5 parts of rosin, 5 parts of polyethylene wax
With 2 parts of anti-aging agent.
Performance detection
The physical property of the product of testing example 3-7 preparation, wherein tensile property is measured according to GB/T 528-2009, wear-resisting
Property is characterized using Akron abrasion value, and test result is shown in Table 1.
1 performance test data of table
The product tensile strength of 3-7 of embodiment of the present invention preparation is 22-30MPa, elongation rate of tensile failure 540-621%, wearability mill
Consumption value is 0.1-0.16cm3/ 1.61Km, and after 150 DEG C × 500h hot-air, elongation rate of tensile failure and tensile strength variation compared with
It is few, illustrate that the rubber pad product of the application preparation is wear-resisting, ageing-resistant performance is excellent, service life of the invention can be greatly increased.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common
Other modifications or equivalent replacement that technical staff makes technical solution of the present invention, without departing from technical solution of the present invention
Spirit and scope, be intended to be within the scope of the claims of the invention.
Claims (7)
1. a kind of composite insulator R sells pull-over, it is characterised in that: including pin removal fixed jacket (1), the pin removal is fixed
Housing (1) lower end surface is camber, and pin removal fixed jacket (1) the top two sides are symmetrical arranged threaded hole (2), the pin removal
Through-hole slideway (3) are arranged in fixed jacket (1) top middle portion, and strength of gear lever (4) are arranged in the through-hole slideway (3), described
Strength of gear lever (4) includes the handle of pulling pin (5) and drive rod (6) being fixedly connected from top to bottom, drive rod (6) bottom end
Setting is pulled pin hook (7), and shaft (8) are arranged in the threaded hole (2), and the shaft (8) passes through the pin removal fixed jacket (1)
Both ends be bolted, the boost gear (10) that engages with the drive rod (6) is socketed on the shaft (8), it is described to add
Afterburner handle (11) are fixed on powershift gear (10).
2. a kind of composite insulator R according to claim 1 sells pull-over, it is characterised in that: the pin removal is fixed outer
It covers (1) upper socket protective case (9), threaded hole is arranged in the protective case (9) and pin removal fixed jacket (1) corresponding position
(2), the shaft (8) passes through the pin removal fixed jacket (1) and the both ends of protective case (9) are bolted.
3. a kind of composite insulator R according to claim 1 sells pull-over, it is characterised in that: the shaft (8) is double end
Screw rod.
4. a kind of composite insulator R according to claim 1 sells pull-over, it is characterised in that: the drive rod (6) is snail
Hook (7) are pulled pin in bar, the worm screw bottom end rotation connection.
5. a kind of composite insulator R according to claim 1 sells pull-over, it is characterised in that: the drive rod (6) is straight
Rack gear, the spur rack bottom end are fixedly connected with hook of pulling pin (7).
6. a kind of composite insulator R according to claim 1 sells pull-over, it is characterised in that: the pin removal is fixed outer
Cover (1) lower end surface setting rubber pad (12).
7. a kind of composite insulator R according to claim 1 sells pull-over, it is characterised in that: the rubber pad (12) by
The raw material of following parts by weight is made: 30-35 parts of nitrile rubber, 30-35 parts of ethylene propylene diene rubber, 5-10 parts of silicon rubber, EVA cream
3-8 parts of liquid, 3-6 parts of palmitinic acid, 2-6 parts of magnesia, 1-3 parts of stearic acid, 2-5 parts of aluminium borate whisker, 1-2 parts of nano hydrotalcite,
2-5 parts of mica powder, 6-10 parts of white carbon black, 2-4 parts of vulcanizing agent, 3-5 parts of rosin, 2-5 parts of polyethylene wax and 2-4 parts of anti-aging agent.
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CN201811436911.3A CN109301758A (en) | 2018-11-28 | 2018-11-28 | A kind of composite insulator R pin pull-over |
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CN201811436911.3A CN109301758A (en) | 2018-11-28 | 2018-11-28 | A kind of composite insulator R pin pull-over |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113572077A (en) * | 2021-08-24 | 2021-10-29 | 国网河南省电力公司平顶山供电公司 | Insulator string R-shaped pin ground potential steering dismounting device and method |
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CN102990605A (en) * | 2012-12-18 | 2013-03-27 | 徐州竞舟电子科技有限公司 | Pin puller |
CN203607744U (en) * | 2013-11-27 | 2014-05-21 | 国家电网公司 | Special tool for resetting overhanging insulator lead-side socket W-shaped pin at ground potential |
CN104086830A (en) * | 2014-06-24 | 2014-10-08 | 宁国市日格美橡塑制品有限公司 | High-strength cold-resistant oil-resistant rubber material |
CN105778175A (en) * | 2016-04-26 | 2016-07-20 | 安徽润康橡塑科技有限公司 | Anticorrosive rubber for vehicles |
CN107365440A (en) * | 2017-08-24 | 2017-11-21 | 安徽泰达汽车零部件有限公司 | A kind of high rebound degree rubber tube |
CN107623281A (en) * | 2017-09-26 | 2018-01-23 | 国家电网公司 | Manual cable bender |
CN107947018A (en) * | 2017-12-21 | 2018-04-20 | 国网河北省电力有限公司衡水供电分公司 | 110 220kV live-line replacing strains M sell special split-pin device |
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CN102990605A (en) * | 2012-12-18 | 2013-03-27 | 徐州竞舟电子科技有限公司 | Pin puller |
CN203607744U (en) * | 2013-11-27 | 2014-05-21 | 国家电网公司 | Special tool for resetting overhanging insulator lead-side socket W-shaped pin at ground potential |
CN104086830A (en) * | 2014-06-24 | 2014-10-08 | 宁国市日格美橡塑制品有限公司 | High-strength cold-resistant oil-resistant rubber material |
CN105778175A (en) * | 2016-04-26 | 2016-07-20 | 安徽润康橡塑科技有限公司 | Anticorrosive rubber for vehicles |
CN107365440A (en) * | 2017-08-24 | 2017-11-21 | 安徽泰达汽车零部件有限公司 | A kind of high rebound degree rubber tube |
CN107623281A (en) * | 2017-09-26 | 2018-01-23 | 国家电网公司 | Manual cable bender |
CN107947018A (en) * | 2017-12-21 | 2018-04-20 | 国网河北省电力有限公司衡水供电分公司 | 110 220kV live-line replacing strains M sell special split-pin device |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN113572077A (en) * | 2021-08-24 | 2021-10-29 | 国网河南省电力公司平顶山供电公司 | Insulator string R-shaped pin ground potential steering dismounting device and method |
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