CN109148205A

CN109148205A - A kind of high voltage isolator of good reliability

Info

Publication number: CN109148205A
Application number: CN201811092833.XA
Authority: CN
Inventors: 方亚琴
Original assignee: Changshu Guleite Machinery Product Design Co Ltd
Current assignee: Cai Hongxiang
Priority date: 2018-09-18
Filing date: 2018-09-18
Publication date: 2019-01-04

Abstract

The invention belongs to disconnecting switch fields, more particularly to a kind of high voltage isolator of good reliability, it includes pedestal, fixed notch, the first driving groove, the first insulation porcelain knob, inverted T shaped contact and conductive feeler lever etc., and a fixed notch is wherein had on the opposite side end face of the two of pedestal；The first driving groove is provided on the upper surface of pedestal；When cable maintenance needs to disconnect high voltage isolator, serious corrosion may occur between the inverted T shaped contact and sliding touch panel of disconnecting switch, cause the disconnection of high voltage isolator relatively difficult；Service worker acts on the transmission device on cable pole, first ladder chute of touch panel under the action of transmission device on cable pole on conductive feeler lever is slided to slide by a small margin, it is loosened between inverted T shaped contact and sliding touch panel, corrosion is disengaged, then high voltage isolator is easily disconnected, to ensure that cable maintenance go on smoothly, saved the cable repair time, avoid disconnecting switch failure and bring is dangerous.

Description

A kind of high voltage isolator of good reliability

Technical field

The invention belongs to disconnecting switch field more particularly to a kind of high voltage isolators of good reliability.

Background technique

There are many operation quantity of high voltage isolator traditional at present in the power system, quality good or not, operation and maintenance Quality all directly influences the safe operation of electric system；Due to by atmosphere pollution, manufacturing process, maintenance management etc. it is many because The influence of element, disconnecting switch is serious in the presence of corrosion in operation and causes disconnecting switch that isolation switch occurs and refuses a point failure, in turn Damage of components, connecting rod twist and warping etc. occurs, causes GW1-12 type high voltage isolator easy to damage, replacement is frequent, thus certain The cost of electric power maintenance is increased in degree.

The high voltage isolator that the present invention designs a kind of good reliability solves the problems, such as above.

Summary of the invention

To solve drawbacks described above in the prior art, the present invention discloses a kind of high voltage isolator of good reliability, it is It is realized using following technical scheme.

A kind of high voltage isolator of good reliability, it is characterised in that: it include pedestal, fixed notch, the first driving groove, Rod aperture, the first insulation porcelain knob, outlet board, outlet hole, inverted T shaped contact, inverted T shaped connecting base, the first pin hole, conductive feeler lever, transmission Through slot, preload slot, loose slot, the first movable notch, the second pin hole, third pin hole, the first ladder chute, fixed block, rack gear are sliding Slot, sliding touch panel, the first trapezoidal slide block, U-shaped link block, spur rack, driving reset spring, transmission gear, gear shaft, sliding tooth Wheel, the first helical teeth, transmission axis hole, drive rack, third helical teeth, the second trapezoidal slide block, drive rod, the second driving groove, the second ladder Shape sliding slot, restoration spring, trapezoidal draw runner, centering block, slide opening, trapezoidal through slot, the second helical teeth, the second pin shaft, the second insulation porcelain knob, rank Extension bar, third pin shaft, connecting rod, the second movable notch, the 4th pin hole, swingle, preloading spring, the first pin shaft, wherein pedestal A fixed notch is had on two opposite side end faces；The first driving groove is provided on the upper surface of pedestal；Two fixations Start the rod aperture of perforation between the side of notch, and rod aperture passes through the first driving groove；Pedestal is mounted on cable by its lower end surface On bracket on bar；Two the first insulation porcelain column symmetries it is mounted on the two sides of the upper surface of pedestal, and two the first insulation porcelains Central axis of the line of centres of column perpendicular to rod aperture；It opens there are two outlet hole, and in two outlet holes one end of outlet board Heart line is parallel with the length direction of outlet board；The upper end of each first insulation porcelain knob is fitted with an outlet board；Each go out The lower end surface for not being provided with one end of outlet hole on line plate is fixedly connected with the upper surface of corresponding first insulation porcelain knob；Inverted T shaped rank The upper end of joint chair is provided with the first pin hole；Inverted T shaped connecting base and inverted T shaped contact are separately mounted on the upper surface of two outlet boards.

Transmission through slot is provided on the lower end surface of conductive feeler lever along its length；Along it on the upper surface of conductive feeler lever one end Length direction is provided with preload slot, and preload slot one end passes through the end face of conductive feeler lever and pre-tightens slot and communicates with transmission through slot；Conduction touching It is provided with loose slot on the upper surface of bar along its length at center, and loose slot is communicated with transmission through slot；Conductive feeler lever The first movable notch is provided on the upper lower end surface far from the one end for pre-tightening slot, and the first movable notch passes through the end of conductive feeler lever Face；The second pin hole of perforation is provided between two side end faces of conductive feeler lever one end, and the second pin hole is located at the first movable notch Top；Second pin hole passes through transmission through slot；The third pin hole of perforation, and third are provided between two side end faces of conductive feeler lever Pin hole is located at the lower section of loose slot；It is driven on two sides of through slot one end and symmetrically opens there are two the first ladder chute, and the One ladder chute is located at the lower section for pre-tightening slot；First ladder chute is parallel with the conductive length direction of feeler lever；It is opened on conductive feeler lever There is one end of the second pin hole to connect by being provided with one end of the first pin hole on the first pin shaft and inverted T shaped connecting base；Drive gear Several first helical teeth are circumferentially provided on periphery；Have on first helical teeth and faces directly and inclined-plane；It drives and is opened at the end face center of gear There is the transmission axis hole of perforation；There is axis hole at the end face center of transmission gear；Driving gear and two transmission gears pass through gear Axis is mounted in transmission through slot, and driving gear and two transmission gears are located at the lower section of loose slot；Two transmission gears are symmetrical Ground is distributed in the two sides of driving gear；The lower end for sliding the side of touch panel has cambered surface；It slides and does not have the one of cambered surface on touch panel Side is equipped with the first trapezoidal slide block；Two sliding touch panels are matched by the first trapezoidal slide block with the sliding of corresponding first ladder chute The two sides for being symmetrically mounted at the inner wall of transmission through slot are closed, and the cambered surface on two sliding touch panels is opposite；Have on U-shaped link block The side end face that two branch ends of notch slide touch panel with two respectively is connect；Fixed block is cuboid；Two sides of fixed block Rack gear sliding slot there are two symmetrically being opened on end face, and two rack gear sliding slots are parallel with the length direction of fixed block；Fixed block installation Two side end faces that rack gear sliding slot is provided in transmission through slot, and on fixed block are fixed with two sides of transmission through slot respectively to be connected It connects；Fixed block is between U-shaped link block and transmission gear；Two spur racks pass through respective outside and corresponding rack gear respectively Sliding slot is slidably installed on fixed block；One end of two spur racks is meshed with two transmission gears respectively, and two straight The other end of rack gear position is connect with U-shaped link block；Drive reset spring between U-shaped link block and fixed block；Driving resets One end of spring is connect with U-shaped link block, and the other end is connect with fixed block；Preloading spring is mounted in transmission through slot, and is pre-tightened Spring is located at the lower section for pre-tightening slot；The both ends of preloading spring are connect with two sides of transmission through slot respectively.

The slide opening of perforation is provided between the upper and lower end face of centering block；Two are symmetrically provided on two opposite sides of slide opening A trapezoidal through slot；It is not provided in slide opening on a side of trapezoidal through slot and is provided with several second tiltedly along slide opening central axial direction Tooth；Have on second helical teeth and faces directly and inclined-plane；Symmetrically there are two for installation at the center of two opposite side end faces of centering block Two pin shafts；Centering block is mounted in transmission through slot by the bearing fit of two the second pin shafts and third pin hole thereon, and centering block It is matched with loose slot；Swingle is cylinder；Swingle is mounted on the base by the bearing fit of its periphery and rod aperture, Transmission device connection on one end and cable pole of swingle；The second movable notch is provided on one end end face of connecting rod；On connecting rod It is provided with the 4th pin hole that perforation is provided between two opposite sides of one end of the second movable notch, and the 4th pin hole and second Movable notch communicates；The one end for not being provided with the second movable notch on connecting rod is fixedly connected with swingle periphery；The one of joining rod End has pin hole；One end on joining rod without pin hole is fixedly connected with one end of the second insulation porcelain knob；One of drive rod The second driving groove is provided on side end face along its length；There are two symmetrically being opened on two opposite sides in second driving groove Second ladder chute；Two trapezoidal draw runners are symmetrically mounted at two opposite sides for not being provided with the second driving groove on drive rod On face；Drive rod is fixedly connected by one end with one end of the second insulation porcelain knob；Joining rod and drive rod are located at second The both ends of insulation porcelain knob；The second movable notch that one end on joining rod with pin hole is installed on connecting rod by third pin shaft In；The one end not connecting with the second insulation porcelain knob on drive rod passes through the slide opening on centering block from bottom to up；Two trapezoidal draw runners It is slidably matched respectively with two trapezoidal through slot formation；Have several thirds oblique along its length on the side end face of drive rack Tooth；Have on third helical teeth and faces directly and inclined-plane；Second trapezoidal slide block is separately installed on the end face at the both ends of drive rack； Drive rack is embedded in the second driving groove by the second trapezoidal slide block with being slidably matched for corresponding second ladder chute；Two multiple Position leaf spring is symmetrically distributed the both ends in the second driving groove and being located at drive rack；One end of each restoration spring and sliding tooth Item connection, the other end are connect with the inner wall of the second driving groove；The on the third helical teeth of the lower end of drive rack and driving gear One helical teeth matches, and the third helical teeth of the upper end of drive rack is matched with the second helical teeth in slide opening.

As the further improvement of this technology, above-mentioned driving reset spring is compressed spring.

As the further improvement of this technology, facing directly for above-mentioned first helical teeth is matched with facing directly for third helical teeth, and first The inclined-plane of helical teeth is matched with the inclined-plane of third helical teeth.

As the further improvement of this technology, facing directly for above-mentioned second helical teeth is matched with facing directly for third helical teeth, and second The inclined-plane of helical teeth is matched with the inclined-plane of third helical teeth.

As the further improvement of this technology, above-mentioned preloading spring is extension spring.

As the further improvement of this technology, the material of above-mentioned sliding touch panel is brass, and the material of the first trapezoidal slide block is Brass, the material of conductive feeler lever are brass, and the material of inverted T shaped contact is brass, and the material of inverted T shaped connecting base is brass, outlet The material of plate is brass.

In the state of connection, driving gear is meshed disconnecting switch with drive rack, and restoration spring is pressed in the present invention Contracting, drive rack is by the second driving groove on sliding tooth wheel indentation drive rod；At this point, the flank of tooth in drive rack and centering block is not It has an effect.

Facing directly for the first helical teeth matches with facing directly for third helical teeth in the present invention, the inclined-plane and third helical teeth of the first helical teeth Inclined-plane match, facing directly for the second helical teeth is matched with facing directly for third helical teeth, the inclined-plane of the second helical teeth and third helical teeth The purpose of design that inclined-plane matches is, when the cable where disconnecting switch needs repairing, it is necessary to first disconnect high-voltage circuitbreaker, so After disconnect disconnecting switch；When needing to open disconnecting switch, cable maintenance worker acts on the transmission device on cable pole, so that passing Dynamic device drives the swingle rotation in disconnecting switch；Swingle passes through connecting rod, joining rod, the second insulation porcelain knob and drive rod band Trapezoidal through slot sliding of the dynamic drive rack on centering block, while drive rack swings around the central axis of the second pin shaft and gradually takes off From driving gear；Two restoration springs gradually release energy and restore to the original state, drive rack gradually from the second driving groove to Outer sliding；Before drive rack completely disengages driving gear, third helical teeth in drive rack facing directly on driving gear The first helical teeth face interaction directly；Drive rack drives driving gear to be intended to rotate；If inverted T shaped contact and sliding are touched It is not corroded between plate, drive rack can pass through driving gear, transmission gear, spur rack, driving reset spring, U-shaped link block Central axis with sliding touch panel with moving conductive feeler lever around the first pin shaft generates small sway；When drive rack completely disengages driving After gear, drive rack skids off the second driving groove along the second ladder chute；Two restoration springs release energy and restore；It drives The flank of tooth that several second helical teeth are provided in carry-over bar and centering block is meshed；Third helical teeth in drive rack face directly in centering block The second helical teeth face interaction directly；Relative motion no longer occurs between drive rack and centering block；Drive rack passes through centering block The central axis for continuing around the first pin shaft with moving conductive feeler lever with two the second pin shafts is swung；Until conductive feeler lever swing angle is super After crossing 90 degree, inverted T shaped contact is kept completely separate with sliding touch panel, and disconnecting switch is disconnected；If inverted T shaped contact and sliding touch panel it Between corrosion occurs or corrosion is serious, the third helical teeth in drive rack faces the straight of the first helical teeth acted on driving gear directly Face；Drive rack drives sliding touch panel along the first ladder chute by driving gear, transmission gear, spur rack and U-shaped link block Small sliding occurs, so that the corrosion between inverted T shaped contact and sliding touch panel is disengaged, micro-strain occurs for driving reset spring And store energy；Drive rack passes through driving gear, transmission gear, spur rack, driving reset spring, U-shaped link block and sliding Central axis of the touch panel with moving conductive feeler lever around the first pin shaft generates small sway；At the same time, drive rack is with drive rod edge Trapezoidal through slot sliding on centering block, while drive rack swings around the central axis of the second pin shaft and progressively disengages driving gear； After drive rack continues to swing and be detached from driving gear, drive rack along the second ladder chute skid off the second driving groove and with pendulum The flank of tooth on block is meshed；Face directly and the second helical teeth of centering block of third helical teeth in drive rack face interaction directly, make Obtain the central axis swing that conductive feeler lever continues around the first pin shaft；Until conductive feeler lever swing angle is more than inverted T shaped touching after 90 degree Head is kept completely separate with sliding touch panel, and disconnecting switch is disconnected；After cable maintenance, when needing to connect disconnecting switch, maintenance Worker acts on the transmission device on cable pole, so that transmission device drives the swingle revolution in disconnecting switch；Swingle is logical Connecting rod, joining rod, the second insulation porcelain knob, drive rod, drive rack, centering block and the second pin shaft band moving conductive feeler lever are crossed around the first pin The central axis backswing of axis, at the same drive rack around the second pin shaft central axis backswing and move closer to driving gear；Work as drive Carry-over bar is with the inclined-plane of the first helical teeth of driving gear with drive rod backswing and when starting to contact, and the backswing of conductive feeler lever is to first Beginning position, inverted T shaped contact and sliding touch panel completely attach to；Drive rack continues backswing with drive rod to restore the second pin shaft and the The length of one section of drive rack between three pin shafts；Inverted T shaped contact prevents conductive feeler lever from continuing to swing；The inclined-plane of third helical teeth with It has an effect on the inclined-plane of first helical teeth；Due to the position-limiting action of the first ladder chute, gear is driven not reversely rotate；It drives Carry-over bar is forced to slide along the second ladder chute into the second driving groove；Drive rack is gradually disengaged with the flank of tooth in centering block；Two A restoration spring is gradually compressed and stores energy；After drive rack is engaged with driving gear completely, drive rack, driving To initial position, disconnecting switch is switched on for bar, the second insulation porcelain knob, joining rod, connecting rod and swingle backswing.

The material that touch panel is slided in the present invention is brass, and the material of the first trapezoidal slide block is brass, the material of conductive feeler lever For brass, the material of inverted T shaped contact is brass, and the material of inverted T shaped connecting base is brass, and the material of outlet board is the design of brass Purpose is after disconnecting switch is connected, to play good electric action.

It, must when the cable where disconnecting switch needs repairing if do not corroded between inverted T shaped contact and sliding touch panel High-voltage circuitbreaker must be first disconnected, disconnecting switch is then turned off；When needing to open disconnecting switch, cable maintenance worker acts on cable Transmission device on bar, so that transmission device drives the swingle rotation in disconnecting switch；Swingle by connecting rod, joining rod, Second insulation porcelain knob and drive rod drive trapezoidal through slot sliding of the drive rack on centering block, while drive rack is around the second pin shaft Central axis swing and progressively disengage driving gear；Two restoration springs gradually release energy and restore to the original state, drive rack Gradually slid in and out from the second driving groove；Third before drive rack completely disengages driving gear, in drive rack The first helical teeth of helical teeth faced directly with driven on gear faces interaction directly；Drive rack drives driving gear to be intended to revolve Turn；Drive rack can pass through driving gear, transmission gear, spur rack, driving reset spring, U-shaped link block and sliding touch panel band Moving conductive feeler lever generates small sway around the central axis of the first pin shaft；After drive rack completely disengages driving gear, driving Rack gear skids off the second driving groove along the second ladder chute；Two restoration springs release energy and restore；Drive rack and pendulum The flank of tooth that several second helical teeth are provided in block is meshed；Third helical teeth in drive rack is faced directly and the second helical teeth in centering block Face interaction directly；Relative motion no longer occurs between drive rack and centering block；Drive rack passes through centering block and two second Pin shaft is swung with the central axis that moving conductive feeler lever continues around the first pin shaft；Until conductive feeler lever swing angle is more than after 90 degree, Inverted T shaped contact is kept completely separate with sliding touch panel, and disconnecting switch is disconnected.

If corrosion occurs between inverted T shaped contact and sliding touch panel or corrosion is serious, when the cable where disconnecting switch needs When repairing, it is necessary to first disconnect high-voltage circuitbreaker, be then turned off disconnecting switch；When needing to open disconnecting switch, cable maintenance work People acts on the transmission device on cable pole, so that transmission device drives the swingle rotation in disconnecting switch；Swingle passes through Connecting rod, joining rod, the second insulation porcelain knob and drive rod drive trapezoidal through slot sliding of the drive rack on centering block, while sliding tooth Item swings around the central axis of the second pin shaft and progressively disengages driving gear；Two restoration springs gradually release energy and restore former Shape, drive rack gradually slide in and out from the second driving groove；Before drive rack completely disengages driving gear, sliding tooth The first helical teeth of third helical teeth on item faced directly with driven on gear faces interaction directly；Drive rack drives driving gear It is intended to rotate；Third helical teeth in drive rack faces facing directly for the first helical teeth acted on driving gear directly；Sliding tooth Item drives sliding touch panel that small cunning occurs along the first ladder chute by driving gear, transmission gear, spur rack and U-shaped link block Dynamic, so that the corrosion between inverted T shaped contact and sliding touch panel is disengaged, driving reset spring occurs micro-strain and stores energy Amount；Drive rack is driven by driving gear, transmission gear, spur rack, driving reset spring, U-shaped link block and sliding touch panel Conductive feeler lever generates small sway around the central axis of the first pin shaft；At the same time, drive rack is with drive rod along centering block Trapezoidal through slot sliding, while drive rack swings around the central axis of the second pin shaft and progressively disengages driving gear；Work as sliding tooth After item continues to swing and be detached from driving gear, drive rack along the second ladder chute skid off the second driving groove and with the tooth on centering block Face is meshed；Face directly and the second helical teeth of centering block of third helical teeth in drive rack face interaction directly, so that conductive touching The central axis that bar continues around the first pin shaft is swung；Until conductive feeler lever swing angle is more than inverted T shaped contact and sliding after 90 degree Touch panel is kept completely separate, and disconnecting switch is disconnected；When being corroded between inverted T shaped contact and sliding touch panel, can easily it break Disconnecting switch is opened, replacement frequency that is not only time saving and energy saving but also reducing disconnecting switch, to save electric power dimension to a certain extent Accomplish this.

After cable maintenance, when needing to connect disconnecting switch, service worker acts on the transmission device on cable pole, So that transmission device drives the swingle revolution in disconnecting switch；Swingle passes through connecting rod, joining rod, the second insulation porcelain knob, drive Lever, drive rack, centering block and the second pin shaft with moving conductive feeler lever around the central axis backswing of the first pin shaft, while drive rack Around the second pin shaft central axis backswing and move closer to driving gear；When drive rack with drive rod backswing and with driving gear The first helical teeth inclined-plane start contact when, conductive feeler lever backswing to initial position, inverted T shaped contact with slide touch panel it is complete Contact；Drive rack continues backswing with drive rod to restore the length of one section of drive rack between the second pin shaft and third pin shaft Degree；Inverted T shaped contact prevents conductive feeler lever from continuing to swing；The inclined-plane of third helical teeth and the inclined-plane of the first helical teeth are had an effect；Due to The position-limiting action of first ladder chute, driving gear will not reversely rotate；Drive rack be forced along the second ladder chute to It is slided in second driving groove；Drive rack is gradually disengaged with the flank of tooth in centering block；Two restoration springs are gradually compressed and are stored Energy；After drive rack is engaged with driving gear completely, drive rack, drive rod, the second insulation porcelain knob, joining rod, connecting rod With swingle backswing to initial position, disconnecting switch is switched on.

Relative to traditional high voltage isolator, in the present invention when cable maintenance needs to disconnect high voltage isolator, every Serious corrosion may be occurred between the inverted T shaped contact of pass and sliding touch panel by leaving, and the disconnection of high voltage isolator is caused to compare It is difficult；Service worker acts on the transmission device on cable pole, slides touch panel edge under the action of transmission device on cable pole and leads The first ladder chute on electric feeler lever slides by a small margin, loosens between inverted T shaped contact and sliding touch panel, and corrosion is disengaged, Then high voltage isolator is easily disconnected, to ensure that going on smoothly for cable maintenance, has been saved the cable repair time, has been kept away Exempted from disconnecting switch failure and bring is dangerous；The configuration of the present invention is simple has preferable using effect.

Detailed description of the invention

Fig. 1 is high voltage isolator schematic diagram.

Fig. 2 is high voltage isolator perspective diagram.

Fig. 3 is high voltage isolator diagrammatic cross-section.

Fig. 4 is conductive feeler lever internal drive cooperation diagrammatic cross-section.

Fig. 5 is base schematic diagram.

Fig. 6 is outlet board and inverted T shaped contacts mates schematic diagram.

Fig. 7 is outlet board and inverted T shaped connecting base cooperation schematic diagram.

Fig. 8 is conductive feeler lever perspective diagram.

Fig. 9 is conductive feeler lever diagrammatic cross-section.

Figure 10 is disconnecting switch internal drive schematic diagram.

Figure 11 is disconnecting switch internal drive partial schematic diagram.

Figure 12 is fixed block perspective diagram.

Figure 13 is the first trapezoidal slide block and sliding touch panel cooperation schematic diagram.

Figure 14 is driving gear, gear shaft and transmission gear cooperation schematic diagram.

Figure 15 is driving gear schematic diagram.

Figure 16 is centering block, drive rack and drive rod cooperation schematic diagram.

Figure 17 is centering block perspective diagram.

Figure 18 is centering block diagrammatic cross-section.

Figure 19 is drive rack and drive rod cooperation schematic diagram.

Figure 20 is drive rack and drive rod cooperation diagrammatic cross-section.

Figure 21 is drive rack and the second sliding block cooperation schematic diagram.

Figure 22 is drive rod schematic diagram.

Figure 23 is swingle and connecting rod cooperation schematic diagram.

Figure label title: 1, pedestal；2, fixed notch；3, the first driving groove；4, rod aperture；5, the first insulation porcelain knob；6, Outlet board；7, outlet hole；8, inverted T shaped contact；9, inverted T shaped connecting base；10, the first pin hole；11, conductive feeler lever；12, transmission is logical Slot；13, slot is pre-tightened；14, loose slot；15, the first movable notch；16, the second pin hole；17, third pin hole；18, the first trapezoidal cunning Slot；19, fixed block；20, rack gear sliding slot；21, touch panel is slided；22, the first trapezoidal slide block；23, U-shaped link block；24, spur rack； 25, reset spring is driven；26, transmission gear；27, gear shaft；28, gear is driven；29, the first helical teeth；30, transmission axis hole；31, Drive rack；32, the second trapezoidal slide block；33, drive rod；34, the second driving groove；35, the second ladder chute；36, restoration spring； 37, trapezoidal draw runner；38, centering block；39, slide opening；40, trapezoidal through slot；41, the second helical teeth；42, the second pin shaft；43, the second insulation porcelain Column；44, joining rod；45, third pin shaft；46, connecting rod；47, the second movable notch；48, the 4th pin hole；49, swingle；50, pre- Tight spring；51, the first pin shaft；52, third helical teeth.

Specific embodiment

As shown in Figure 1, 2, 3, it include pedestal 1, fixed notch 2, the first driving groove 3, rod aperture 4, first insulate porcelain knob 5, Outlet board 6, inverted T shaped contact 8, inverted T shaped connecting base 9, the first pin hole 10, conductive feeler lever 11, transmission through slot 12, pre-tightens outlet hole 7 Slot 13, loose slot 14, first movable notch 15, the second pin hole 16, third pin hole 17, the first ladder chute 18, fixed block 19, tooth Bar sliding slot 20, sliding touch panel 21, the first trapezoidal slide block 22, U-shaped link block 23, spur rack 24, driving reset spring 25, driving cog Wheel 26, gear shaft 27, driving gear 28, the first helical teeth 29, transmission axis hole 30, drive rack 31, third helical teeth 52, second are trapezoidal Sliding block 32, drive rod 33, the second driving groove 34, the second ladder chute 35, restoration spring 36, trapezoidal draw runner 37, centering block 38, slide opening 39, trapezoidal through slot 40, the second helical teeth 41, the second pin shaft 42, second insulation porcelain knob 43, joining rod 44, third pin shaft 45, connecting rod 46, the second movable notch 47, the 4th pin hole 48, swingle 49, preloading spring 50, the first pin shaft 51, wherein as shown in figure 5, bottom A fixed notch 2 is had on two opposite side end faces of seat 1；The first driving groove 3 is provided on the upper surface of pedestal 1； Start the rod aperture 4 of perforation between the side of two fixed notch 2, and rod aperture 4 passes through the first driving groove 3；As shown in Figure 1, pedestal 1 It is mounted on the bracket on cable pole by its lower end surface；As shown in Fig. 2, two first insulation porcelain knobs 5 are symmetrically mounted at bottom The two sides of the upper surface of seat 1, and the line of centres of two first insulation porcelain knobs 5 is perpendicular to the central axis of rod aperture 4；Such as Fig. 6,7 Shown, one end of outlet board 6 is opened there are two outlet hole 7, and the length direction of the line of centres of two outlet holes 7 and outlet board 6 In parallel；As shown in figure 3, the upper end of each first insulation porcelain knob 5 is fitted with an outlet board 6；It is not provided on each outlet board 6 The lower end surface of one end of outlet hole 7 is fixedly connected with the upper surface of corresponding first insulation porcelain knob 5；As shown in fig. 7, inverted T shaped rank The upper end of joint chair 9 is provided with the first pin hole 10；As shown in Figure 6,7, inverted T shaped connecting base 9 and inverted T shaped contact 8 are separately mounted to two On the upper surface of outlet board 6.

As shown in Figure 8,9, transmission through slot 12 is provided on the lower end surface of conductive feeler lever 11 along its length；As shown in figure 8, It is provided with along its length on the upper surface of conductive 11 one end of feeler lever and pre-tightens slot 13, pre-tightened 13 one end of slot and pass through conductive feeler lever 11 End face and pre-tighten slot 13 be driven through slot 12 communicate；It is provided with along its length at center on the upper surface of conductive feeler lever 11 Loose slot 14, and loose slot 14 is communicated with transmission through slot 12；As shown in figure 9, far from the one end for pre-tightening slot 13 on conductive feeler lever 11 Lower end surface on be provided with the first movable notch 15, and the first movable notch 15 passes through the end face of conductive feeler lever 11；As shown in figure 8, The second pin hole 16 of perforation is provided between two side end faces of conductive 11 one end of feeler lever, and the second pin hole 16 is located at the first activity and cuts The top of mouth 15；Second pin hole 16 passes through transmission through slot 12；The third of perforation is provided between two side end faces of conductive feeler lever 11 Pin hole 17, and third pin hole 17 is located at the lower section of loose slot 14；It is driven on two sides of 12 one end of through slot and is symmetrically provided with two A first ladder chute 18, and the first ladder chute 18 is located at the lower section for pre-tightening slot 13；First ladder chute 18 and conductive feeler lever 11 length direction is parallel；As shown in figure 3, being provided with one end of the second pin hole 16 on conductive feeler lever 11 by the first pin shaft 51 and falling One end connection of the first pin hole 10 is provided on T-type connecting base 9；As shown in figure 15, it drives and is circumferentially provided on the periphery of gear 28 Several first helical teeth 29；Have on first helical teeth 29 and faces directly and inclined-plane；Drive the biography that perforation is provided at the end face center of gear 28 Shaft hole 30；As shown in figure 14, there is axis hole at the end face center of transmission gear 26；As shown in Fig. 2, driving gear 28 and two Transmission gear 26 is mounted in transmission through slot 12 by gear shaft 27, and gear 28 and two transmission gears 26 is driven to be located at activity The lower section of slot 14；As shown in Fig. 2,14, two transmission gears 26 are symmetrically distributed in the two sides of driving gear 28；Such as Figure 13 institute Show, the lower end for sliding the side of touch panel 21 has cambered surface；It is trapezoidal to be equipped with first for the side without cambered surface on sliding touch panel 21 Sliding block 22；As shown in Figure 1, 2, two sliding touch panels 21 pass through the cunning of the first trapezoidal slide block 22 and corresponding first ladder chute 18 Dynamic cooperation is symmetrically mounted at the two sides of the inner wall of transmission through slot 12, and the cambered surface on two sliding touch panels 21 is opposite；Such as Figure 11 Shown, the side end face that two branch ends on U-shaped link block 23 with notch slide touch panel 21 with two respectively is connect；Such as Figure 12 Shown, fixed block 19 is cuboid；Rack gear sliding slot 20 there are two symmetrically being opened on two side end faces of fixed block 19, and two teeth Bar sliding slot 20 is parallel with the length direction of fixed block 19；As shown in figure 3, fixed block 19 is mounted in transmission through slot 12, and fixed Two side end faces that rack gear sliding slot 20 is provided on block 19 are fixedly connected with two sides of transmission through slot 12 respectively；Fixed block 19 Between U-shaped link block 23 and transmission gear 26；As shown in Fig. 3,10, two spur racks 24 pass through respective outside and phase respectively The rack gear sliding slot 20 answered is slidably installed on fixed block 19；One end of two spur racks 24 respectively with two transmission gears 26 are meshed, and two spur rack 24 other ends are connect with U-shaped link block 23；As shown in Figure 4 and 11, reset spring 25 is driven Between U-shaped link block 23 and fixed block 19；Driving reset spring 25 one end connect with U-shaped link block 23, the other end and Fixed block 19 connects；As shown in figure 3, preloading spring 50 is mounted in transmission through slot 12, and preloading spring 50 is located at preload slot 13 Lower section；The both ends of preloading spring 50 are connect with two sides of transmission through slot 12 respectively.

As shown in figure 17, the slide opening 39 of perforation is provided between the upper and lower end face of centering block 38；As shown in figure 18, slide opening 39 Trapezoidal through slot 40 there are two symmetrically being opened on two opposite sides；It is not provided in slide opening 39 on a side of trapezoidal through slot 40 Several second helical teeth 41 are provided with along 39 central axial direction of slide opening；Have on second helical teeth 41 and faces directly and inclined-plane；As shown in figure 16, Symmetrically there are two the second pin shafts 42 for installation at the center of two opposite side end faces of centering block 38；As shown in figure 3, centering block 38 is logical The bearing fit for crossing two the second pin shafts 42 and third pin hole 17 thereon is mounted in transmission through slot 12, and centering block 38 and activity Slot 14 matches；As shown in figure 23, swingle 49 is cylinder；As shown in Fig. 2, swingle 49 passes through its periphery and rod aperture 4 Bearing fit be mounted on pedestal 1, the connection of transmission device on one end and cable pole of swingle 49；As shown in figure 23, even The second movable notch 47 is provided on one end end face of bar 46；Two that one end of the second movable notch 47 is provided on connecting rod 46 are opposite Side between be provided with the 4th pin hole 48 of perforation, and the 4th pin hole 48 is communicated with the second movable notch 47；It is not opened on connecting rod 46 There is one end of the second movable notch 47 to be fixedly connected with 49 periphery of swingle；As shown in Figure 10, one end of joining rod 44 has Pin hole；One end on joining rod 44 without pin hole is fixedly connected with one end of the second insulation porcelain knob 43；As shown in figure 22, it drives It is provided with the second driving groove 34 along its length on one side end face of bar 33；In second driving groove 34 on two opposite sides Second ladder chute 35 there are two symmetrically opening；As shown in figure 19, two trapezoidal draw runners 37 are symmetrically mounted on drive rod 33 It is not provided on two opposite side end faces of the second driving groove 34；As shown in Figure 10, drive rod 33 is exhausted with second by one end One end of edge porcelain knob 43 is fixedly connected；Joining rod 44 and drive rod 33 are located at the both ends of the second insulation porcelain knob 43；Joining rod One end on 44 with pin hole passes through in the third pin shaft 45 is installed on connecting rod 46 second movable notch 47；Such as Fig. 3,10 institutes Show, the one end not connecting with the second insulation porcelain knob 43 on drive rod 33 passes through the slide opening 39 on centering block 38 from bottom to up；Two Trapezoidal draw runner 37 is slidably matched with two trapezoidal formation of through slot 40 respectively；As shown in figure 21, edge on the side end face of drive rack 31 Its length direction has several third helical teeth 52；Have on third helical teeth 52 and faces directly and inclined-plane；The end at the both ends of drive rack 31 Second trapezoidal slide block 32 is separately installed on face；As shown in figure 20, drive rack 31 passes through the second trapezoidal slide block 32 and phase The second ladder chute 35 answered is slidably matched in the second driving groove 34 of insertion；Two restoration springs 36 are symmetrically distributed in second Both ends in driving groove 34 and positioned at drive rack 31；One end of each restoration spring 36 is connect with drive rack 31, the other end It is connect with the inner wall of the second driving groove 34；As shown in Figure 3,4, the third helical teeth 52 of the lower end of drive rack 31 and driving gear 28 On the first helical teeth 29 match, the second helical teeth 41 in the third helical teeth 52 of the upper end of drive rack 31 and slide opening 39 matches It closes.

As shown in figure 11, above-mentioned driving reset spring 25 is compressed spring.

As shown in figure 3, facing directly for above-mentioned first helical teeth 29 is matched with facing directly for third helical teeth 52, the first helical teeth 29 it is oblique Face is matched with the inclined-plane of third helical teeth 52.

As shown in figure 16, facing directly for above-mentioned second helical teeth 41 matches with facing directly for third helical teeth 52, the second helical teeth 41 Inclined-plane is matched with the inclined-plane of third helical teeth 52.

As shown in figure 3, above-mentioned preloading spring 50 is extension spring.

As shown in Fig. 1,4, the material of above-mentioned sliding touch panel 21 is brass, and the material of the first trapezoidal slide block 22 is brass, is led The material of electric feeler lever 11 is brass, and the material of inverted T shaped contact 8 is brass, and the material of inverted T shaped connecting base 9 is brass, outlet board 6 Material be brass.

In the state of connection, driving gear 28 is meshed disconnecting switch with drive rack 31, restoration spring in the present invention 36 are compressed, and drive rack 31 is pressed into the second driving groove 34 on drive rod 33 by driving gear 28；At this point, drive rack 31 It does not have an effect with the flank of tooth in centering block 38.

Facing directly for the first helical teeth 29 matches with facing directly for third helical teeth 52 in the present invention, the inclined-plane of the first helical teeth 29 and The inclined-plane of three helical teeth 52 matches, and facing directly for the second helical teeth 41 is matched with facing directly for third helical teeth 52, the second helical teeth 41 it is oblique The purpose of design that face is matched with the inclined-plane of third helical teeth 52 is, when the cable where disconnecting switch needs repairing, it is necessary to first High-voltage circuitbreaker is disconnected, disconnecting switch is then turned off；When needing to open disconnecting switch, cable maintenance worker is acted on cable pole Transmission device so that transmission device drive disconnecting switch on swingle 49 rotate；Swingle 49 passes through connecting rod 46, joining rod 44, the second insulation porcelain knob 43 and drive rod 33 drive trapezoidal through slot 40 of the drive rack 31 on centering block 38 to slide, and drive simultaneously Rack gear 31 swings around the central axis of the second pin shaft 42 and progressively disengages driving gear 28；Two restoration springs 36 gradually discharge energy It measures and restores to the original state, drive rack 31 gradually slides in and out from the second driving groove 34；Drive is completely disengaged in drive rack 31 Before moving gear 28, the first helical teeth 29 of the third helical teeth 52 in drive rack 31 faced directly with driven on gear 28 faces phase directly Interaction；Drive rack 31 drives driving gear 28 to be intended to rotate；If do not had between inverted T shaped contact 8 and sliding touch panel 21 Corrosion, drive rack 31 can pass through driving gear 28, transmission gear 26, spur rack 24, driving reset spring 25, U-shaped link block 23 central axis with sliding touch panel 21 with moving conductive feeler lever 11 around the first pin shaft 51 generates small sway；When drive rack 31 is complete After total detachment drives gear 28, drive rack 31 skids off the second driving groove 34 along the second ladder chute 35；Two restoration springs 36 It releases energy and restores；The flank of tooth that several second helical teeth 41 are provided in drive rack 31 and centering block 38 is meshed；Sliding tooth Face directly and the second helical teeth 41 in centering block 38 of third helical teeth 52 on item 31 face interaction directly；Drive rack 31 and centering block Relative motion no longer occurs between 38；Drive rack 31 is continued by centering block 38 and two the second pin shafts 42 with moving conductive feeler lever 11 Central axis around the first pin shaft 51 is swung；Until conductive 11 swing angle of feeler lever is more than inverted T shaped contact 8 and sliding after 90 degree Touch panel 21 is kept completely separate, and disconnecting switch is disconnected；If corrosion occurs between inverted T shaped contact 8 and sliding touch panel 21 or corrosion is tight It weighs, the third helical teeth 52 in drive rack 31 faces facing directly for the first helical teeth 29 acted on driving gear 28 directly；Sliding tooth Item 31 drives sliding touch panel 21 along the first trapezoidal cunning by driving gear 28, transmission gear 26, spur rack 24 and U-shaped link block 23 Small sliding occurs for slot 18, so that the corrosion between inverted T shaped contact 8 and sliding touch panel 21 is disengaged, driving reset spring 25 is sent out Raw micro-strain simultaneously stores energy；Drive rack 31 resets bullet by driving gear 28, transmission gear 26, spur rack 24, driving The central axis of spring 25, U-shaped link block 23 and sliding touch panel 21 with moving conductive feeler lever 11 around the first pin shaft 51 generates small sway； At the same time, drive rack 31 is slided with trapezoidal through slot 40 of the drive rod 33 on centering block 38, while drive rack 31 is around second The central axis of pin shaft 42 swings and progressively disengages driving gear 28；When drive rack 31 continues to swing and be detached from driving gear 28 Afterwards, drive rack 31 skids off the second driving groove 34 along the second ladder chute 35 and is meshed with the flank of tooth on centering block 38；Sliding tooth Face directly and the second helical teeth 41 of centering block 38 of third helical teeth 52 on item 31 face interaction directly, so that conductive feeler lever 11 continues Central axis around the first pin shaft 51 is swung；Until conductive 11 swing angle of feeler lever is more than inverted T shaped contact 8 and sliding after 90 degree Touch panel 21 is kept completely separate, and disconnecting switch is disconnected；After cable maintenance, when needing to connect disconnecting switch, service worker makees Transmission device on cable pole, so that transmission device drives the swingle 49 in disconnecting switch to turn round；Swingle 49 passes through Connecting rod 46, joining rod 44, second insulate porcelain knob 43, drive rod 33, drive rack 31, centering block 38 and the second pin shaft 42 with moving conductive Feeler lever 11 around the first pin shaft 51 central axis backswing, while drive rack 31 around the second pin shaft 42 central axis backswing and by Gradually close to driving gear 28；When drive rack 31 is opened with 33 backswing of drive rod and with the inclined-plane of the first helical teeth 29 of driving gear 28 When beginning to contact, the conductive backswing of feeler lever 11 to initial position, inverted T shaped contact 8 is completely attached to sliding touch panel 21；Drive rack 31 continue backswing with drive rod 33 to restore the length of one section of drive rack 31 between the second pin shaft 42 and third pin shaft 45；? T-type contact 8 prevents conductive feeler lever 11 from continuing to swing；The inclined-plane of third helical teeth 52 and the inclined-plane of the first helical teeth 29 are had an effect；By In the position-limiting action of the first ladder chute 18, gear 28 is driven not reversely rotate；Drive rack 31 is forced along the second ladder Shape sliding slot 35 is slided into the second driving groove 34；Drive rack 31 is gradually disengaged with the flank of tooth in centering block 38；Two restoration springs 36 are gradually compressed and store energy；After drive rack 31 is engaged with driving gear 28 completely, drive rack 31, drive rod 33, to initial position, disconnecting switch is switched on for the second insulation porcelain knob 43, joining rod 44, connecting rod 46 and 49 backswing of swingle.

The material that touch panel 21 is slided in the present invention is brass, and the material of the first trapezoidal slide block 22 is brass, conductive feeler lever 11 Material be brass, the material of inverted T shaped contact 8 is brass, and the material of inverted T shaped connecting base 9 is brass, and the material of outlet board 6 is The purpose of design of brass is after disconnecting switch is connected, to play good electric action.

Specific embodiment: if do not corroded between inverted T shaped contact 8 and sliding touch panel 21, where disconnecting switch When cable needs repairing, it is necessary to first disconnect high-voltage circuitbreaker, be then turned off disconnecting switch；When needing to open disconnecting switch, cable Service worker acts on the transmission device on cable pole, so that transmission device drives the swingle 49 in disconnecting switch to rotate；Rotation Bull stick 49 drives drive rack 31 along centering block 38 by connecting rod 46, the insulation porcelain knob 43 of joining rod 44, second and drive rod 33 Trapezoidal through slot 40 slides, while drive rack 31 swings around the central axis of the second pin shaft 42 and progressively disengages driving gear 28； Two restoration springs 36 gradually release energy and restore to the original state, and drive rack 31 is gradually slided from the second driving groove 34 outward It is dynamic；Before drive rack 31 completely disengages driving gear 28, third helical teeth 52 in drive rack 31 face directly and sliding tooth That takes turns the first helical teeth 29 on 28 faces interaction directly；Drive rack 31 drives driving gear 28 to be intended to rotate；Drive rack 31 can pass through driving gear 28, transmission gear 26, spur rack 24, driving reset spring 25, U-shaped link block 23 and sliding touch panel 21 Central axis with moving conductive feeler lever 11 around the first pin shaft 51 generates small sway；When drive rack 31 completely disengages driving gear After 28, drive rack 31 skids off the second driving groove 34 along the second ladder chute 35；Two restoration springs 36 release energy and reply Original state；The flank of tooth that several second helical teeth 41 are provided in drive rack 31 and centering block 38 is meshed；Third in drive rack 31 is oblique Face directly and the second helical teeth 41 in centering block 38 of tooth 52 face interaction directly；No longer occur between drive rack 31 and centering block 38 Relative motion；Drive rack 31 continues around the first pin shaft 51 with moving conductive feeler lever 11 by centering block 38 and two the second pin shafts 42 Central axis is swung；Until conductive 11 swing angle of feeler lever is more than after 90 degree, inverted T shaped contact 8 is kept completely separate with sliding touch panel 21, Disconnecting switch is disconnected.

If corrosion occurs between inverted T shaped contact 8 and sliding touch panel 21 or corrosion is serious, when the cable where disconnecting switch When needing repairing, it is necessary to first disconnect high-voltage circuitbreaker, be then turned off disconnecting switch；When needing to open disconnecting switch, cable maintenance Worker acts on the transmission device on cable pole, so that transmission device drives the swingle 49 in disconnecting switch to rotate；Swingle 49 drive drive rack 31 trapezoidal on centering block 38 by connecting rod 46, the insulation porcelain knob 43 of joining rod 44, second and drive rod 33 Through slot 40 slides, while drive rack 31 swings around the central axis of the second pin shaft 42 and progressively disengages driving gear 28；Two Restoration spring 36 gradually releases energy and restores to the original state, and drive rack 31 gradually slides in and out from the second driving groove 34；? Drive rack 31 completely disengages facing directly and driving on gear 28 for the third helical teeth 52 before driving gear 28, in drive rack 31 First helical teeth 29 face interaction directly；Drive rack 31 drives driving gear 28 to be intended to rotate；In drive rack 31 Third helical teeth 52 faces facing directly for the first helical teeth 29 acted on driving gear 28 directly；Drive rack 31 passes through driving gear 28, transmission gear 26, spur rack 24 and U-shaped link block 23 drive sliding touch panel 21 that small cunning occurs along the first ladder chute 18 Dynamic, so that the corrosion between inverted T shaped contact 8 and sliding touch panel 21 is disengaged, driving reset spring 25 occurs micro-strain and stores up Deposit energy；Drive rack 31 passes through driving gear 28, transmission gear 26, spur rack 24, driving reset spring 25, U-shaped link block 23 central axis with sliding touch panel 21 with moving conductive feeler lever 11 around the first pin shaft 51 generates small sway；At the same time, it drives Rack gear 31 is slided with trapezoidal through slot 40 of the drive rod 33 on centering block 38, while drive rack 31 is around the central axis of the second pin shaft 42 String pendulum moves and progressively disengages driving gear 28；After drive rack 31 continues to swing and be detached from driving gear 28, drive rack 31 The second driving groove 34 is skidded off along the second ladder chute 35 and is meshed with the flank of tooth on centering block 38；Third in drive rack 31 is oblique Face directly and the second helical teeth 41 of centering block 38 of tooth 52 face interaction directly, so that conductive feeler lever 11 continues around the first pin shaft 51 Central axis is swung；Until conductive 11 swing angle of feeler lever is more than after 90 degree, inverted T shaped contact 8 is kept completely separate with sliding touch panel 21, Disconnecting switch is disconnected；When corroding between inverted T shaped contact 8 and sliding touch panel 21, disconnecting switch can be easily disconnected, Not only replacement frequency that is time saving and energy saving but also reducing disconnecting switch, to save power equipment maintaining cost to a certain extent.

After cable maintenance, when needing to connect disconnecting switch, service worker acts on the transmission device on cable pole, So that transmission device drives the swingle 49 in disconnecting switch to turn round；Swingle 49 is insulated by connecting rod 46, joining rod 44, second Porcelain knob 43, drive rod 33, drive rack 31, centering block 38 and the second pin shaft 42 are with moving conductive feeler lever 11 around the center of the first pin shaft 51 Axis backswing, at the same drive rack 31 around the second pin shaft 42 central axis backswing and move closer to driving gear 28；Work as driving Rack gear 31 with the inclined-plane of the first helical teeth 29 of driving gear 28 with 33 backswing of drive rod and when starting to contact, and conductive feeler lever 11 is Backswing to initial position, inverted T shaped contact 8 is completely attached to sliding touch panel 21；Drive rack 31 with drive rod 33 continue backswing with Restore the length of one section of drive rack 31 between the second pin shaft 42 and third pin shaft 45；Inverted T shaped contact 8 prevents conductive feeler lever 11 Continue to swing；The inclined-plane of third helical teeth 52 and the inclined-plane of the first helical teeth 29 are had an effect；Due to the limit of the first ladder chute 18 Effect, driving gear 28 will not reversely rotate；Drive rack 31 is forced along the second ladder chute 35 to the second driving groove 34 Middle sliding；Drive rack 31 is gradually disengaged with the flank of tooth in centering block 38；Two restoration springs 36 are gradually compressed and store energy； After drive rack 31 is engaged with driving gear 28 completely, drive rack 31, drive rod 33, second insulation porcelain knob 43, joining rod 44, to initial position, disconnecting switch is switched on for connecting rod 46 and 49 backswing of swingle.

In conclusion beneficial effects of the present invention: when cable maintenance needs to disconnect high voltage isolator, disconnecting switch Serious corrosion may occur between inverted T shaped contact 8 and sliding touch panel 21, cause the disconnection of high voltage isolator relatively difficult； Service worker acts on the transmission device on cable pole, slides touch panel 21 and touches under the action of transmission device on cable pole along conduction The first ladder chute 18 on bar 11 slides by a small margin, loosens between inverted T shaped contact 8 and sliding touch panel 21, corrosion is solved It opens, then high voltage isolator is easily disconnected, to ensure that going on smoothly for cable maintenance, when having saved cable maintenance Between, avoid disconnecting switch failure and bring is dangerous.

Claims

1. a kind of high voltage isolator of good reliability, it is characterised in that: it includes pedestal, fixed notch, the first driving groove, bar Hole, the first insulation porcelain knob, outlet board, outlet hole, inverted T shaped contact, inverted T shaped connecting base, the first pin hole, conductive feeler lever, transmission are logical Slot, pre-tighten slot, loose slot, the first movable notch, the second pin hole, third pin hole, the first ladder chute, fixed block, rack gear sliding slot, Slide touch panel, the first trapezoidal slide block, U-shaped link block, spur rack, driving reset spring, transmission gear, gear shaft, driving gear, First helical teeth, transmission axis hole, drive rack, third helical teeth, the second trapezoidal slide block, drive rod, the second driving groove, the second trapezoidal cunning Slot, restoration spring, trapezoidal draw runner, centering block, slide opening, trapezoidal through slot, the second helical teeth, the second pin shaft, the second insulation porcelain knob, linking Bar, third pin shaft, connecting rod, the second movable notch, the 4th pin hole, swingle, preloading spring, the first pin shaft, wherein the two of pedestal A fixed notch is had on a opposite side end face；The first driving groove is provided on the upper surface of pedestal；Two fixations are cut Start the rod aperture of perforation between the side of mouth, and rod aperture passes through the first driving groove；Pedestal is mounted on cable pole by its lower end surface On bracket on；Two the first insulation porcelain column symmetries it is mounted on the two sides of the upper surface of pedestal, and two first insulation porcelain knobs The line of centres perpendicular to rod aperture central axis；One end of outlet board is opened there are two outlet hole, and the center of two outlet holes Line is parallel with the length direction of outlet board；The upper end of each first insulation porcelain knob is fitted with an outlet board；Each outlet The lower end surface for not being provided with one end of outlet hole on plate is fixedly connected with the upper surface of corresponding first insulation porcelain knob；Inverted T shaped linking The upper end of seat is provided with the first pin hole；Inverted T shaped connecting base and inverted T shaped contact are separately mounted on the upper surface of two outlet boards；

Transmission through slot is provided on the lower end surface of conductive feeler lever along its length；On the upper surface of conductive feeler lever one end along its length Direction is provided with preload slot, and preload slot one end passes through the end face of conductive feeler lever and pre-tightens slot and communicates with transmission through slot；Conductive feeler lever It is provided with loose slot on upper surface along its length at center, and loose slot is communicated with transmission through slot；It is remote on conductive feeler lever The first movable notch is provided on lower end surface from the one end for pre-tightening slot, and the first movable notch passes through the end face of conductive feeler lever；It leads The second pin hole of perforation is provided between two side end faces of electric feeler lever one end, and the second pin hole is located at the upper of the first movable notch Side；Second pin hole passes through transmission through slot；The third pin hole of perforation, and third pin hole are provided between two side end faces of conductive feeler lever Positioned at the lower section of loose slot；First ladder chute there are two symmetrically opening, and the first ladder are driven on two sides of through slot one end Shape sliding slot is located at the lower section for pre-tightening slot；First ladder chute is parallel with the conductive length direction of feeler lever；Is provided on conductive feeler lever One end of two pin holes is connect by being provided with one end of the first pin hole on the first pin shaft and inverted T shaped connecting base；Drive the outer circle of gear Several first helical teeth are circumferentially provided on face；Have on first helical teeth and faces directly and inclined-plane；It drives to be provided at the end face center of gear and pass through Logical transmission axis hole；There is axis hole at the end face center of transmission gear；Gear and two transmission gears are driven to pacify by gear shaft In transmission through slot, and driving gear and two transmission gears are located at the lower section of loose slot；Two transmission gears symmetrically divide It is distributed in the two sides of driving gear；The lower end for sliding the side of touch panel has cambered surface；The side for not having cambered surface on touch panel is slided to pacify Equipped with the first trapezoidal slide block；Two sliding touch panels are slidably matched pair by the first trapezoidal slide block and corresponding first ladder chute It is mounted on the two sides of the inner wall of transmission through slot with claiming, and the cambered surface on two sliding touch panels is opposite；There is notch on U-shaped link block Two branch ends respectively with two slide touch panels side end face connect；Fixed block is cuboid；Two side end faces of fixed block On symmetrically open there are two rack gear sliding slot, and two rack gear sliding slots are parallel with the length direction of fixed block；Fixed block is mounted on biography Two side end faces that rack gear sliding slot is provided in dynamic through slot, and on fixed block are fixedly connected with two sides of transmission through slot respectively； Fixed block is between U-shaped link block and transmission gear；It is sliding with corresponding rack gear that two spur racks pass through respective outside respectively Slot is slidably installed on fixed block；One end of two spur racks is meshed with two transmission gears respectively, two straight-tooth The other end of item position is connect with U-shaped link block；Drive reset spring between U-shaped link block and fixed block；Driving resets bullet One end of spring is connect with U-shaped link block, and the other end is connect with fixed block；Preloading spring is mounted in transmission through slot, and pre-tightens bullet Spring is located at the lower section for pre-tightening slot；The both ends of preloading spring are connect with two sides of transmission through slot respectively；

The slide opening of perforation is provided between the upper and lower end face of centering block；Ladder there are two symmetrically being opened on two opposite sides of slide opening Shape through slot；It is not provided in slide opening on a side of trapezoidal through slot and is provided with several second helical teeth along slide opening central axial direction；The Have on two helical teeth and faces directly and inclined-plane；Symmetrically there are two the second pins for installation at the center of two opposite side end faces of centering block Axis；Centering block is mounted in transmission through slot by the bearing fit of two the second pin shafts and third pin hole thereon, and centering block and work Dynamic slot matches；Swingle is cylinder；Swingle is mounted on the base by the bearing fit of its periphery and rod aperture, rotation Transmission device connection on one end and cable pole of bar；The second movable notch is provided on one end end face of connecting rod；It is provided on connecting rod The 4th pin hole of perforation, and the 4th pin hole and the second activity are provided between two opposite sides of one end of the second movable notch Notch communicates；The one end for not being provided with the second movable notch on connecting rod is fixedly connected with swingle periphery；One end of joining rod has There is pin hole；One end on joining rod without pin hole is fixedly connected with one end of the second insulation porcelain knob；One side of drive rod The second driving groove is provided on face along its length；Second there are two symmetrically being opened on two opposite sides in second driving groove Ladder chute；Two trapezoidal draw runners are symmetrically mounted at two opposite side end faces for not being provided with the second driving groove on drive rod On；Drive rod is fixedly connected by one end with one end of the second insulation porcelain knob；Joining rod and drive rod are located at second absolutely The both ends of edge porcelain knob；On joining rod with pin hole one end by third pin shaft be installed on connecting rod second activity notch in； The one end not connecting with the second insulation porcelain knob on drive rod passes through the slide opening on centering block from bottom to up；Two trapezoidal draw runner difference It is slidably matched with two trapezoidal through slot formation；There are several third helical teeth along its length on the side end face of drive rack；The Have on three helical teeth and faces directly and inclined-plane；Second trapezoidal slide block is separately installed on the end face at the both ends of drive rack；Driving Rack gear is embedded in the second driving groove by the second trapezoidal slide block with being slidably matched for corresponding second ladder chute；Two restoring boards Spring is symmetrically distributed the both ends in the second driving groove and being located at drive rack；One end of each restoration spring and drive rack connect It connects, the other end is connect with the inner wall of the second driving groove；First on the third helical teeth and driving gear of the lower end of drive rack is oblique Tooth matches, and the third helical teeth of the upper end of drive rack is matched with the second helical teeth in slide opening；

The driving reset spring is compressed spring；Facing directly for first helical teeth is matched with facing directly for third helical teeth, and first The inclined-plane of helical teeth is matched with the inclined-plane of third helical teeth；Facing directly for second helical teeth is matched with facing directly for third helical teeth, the The inclined-plane of two helical teeth is matched with the inclined-plane of third helical teeth.

2. a kind of high voltage isolator of good reliability, it is characterised in that: it includes pedestal, fixed notch, the first driving groove, bar Hole, the first insulation porcelain knob, outlet board, outlet hole, inverted T shaped contact, inverted T shaped connecting base, the first pin hole, conductive feeler lever, transmission are logical Slot, pre-tighten slot, loose slot, the first movable notch, the second pin hole, third pin hole, the first ladder chute, fixed block, rack gear sliding slot, Slide touch panel, the first trapezoidal slide block, U-shaped link block, spur rack, driving reset spring, transmission gear, gear shaft, driving gear, First helical teeth, transmission axis hole, drive rack, third helical teeth, the second trapezoidal slide block, drive rod, the second driving groove, the second trapezoidal cunning Slot, restoration spring, trapezoidal draw runner, centering block, slide opening, trapezoidal through slot, the second helical teeth, the second pin shaft, the second insulation porcelain knob, linking Bar, third pin shaft, connecting rod, the second movable notch, the 4th pin hole, swingle, preloading spring, the first pin shaft, wherein the two of pedestal A fixed notch is had on a opposite side end face；The first driving groove is provided on the upper surface of pedestal；Two fixations are cut Start the rod aperture of perforation between the side of mouth, and rod aperture passes through the first driving groove；Pedestal is mounted on cable pole by its lower end surface On bracket on；Two the first insulation porcelain column symmetries it is mounted on the two sides of the upper surface of pedestal, and two first insulation porcelain knobs The line of centres perpendicular to rod aperture central axis；One end of outlet board is opened there are two outlet hole, and the center of two outlet holes Line is parallel with the length direction of outlet board；The upper end of each first insulation porcelain knob is fitted with an outlet board；Each outlet The lower end surface for not being provided with one end of outlet hole on plate is fixedly connected with the upper surface of corresponding first insulation porcelain knob；Inverted T shaped linking The upper end of seat is provided with the first pin hole；Inverted T shaped connecting base and inverted T shaped contact are separately mounted on the upper surface of two outlet boards；

The driving reset spring is compressed spring；Facing directly for first helical teeth is matched with facing directly for third helical teeth, and first The inclined-plane of helical teeth is matched with the inclined-plane of third helical teeth；The preloading spring is extension spring.

3. a kind of high voltage isolator of good reliability, it is characterised in that: it includes pedestal, fixed notch, the first driving groove, bar Hole, the first insulation porcelain knob, outlet board, outlet hole, inverted T shaped contact, inverted T shaped connecting base, the first pin hole, conductive feeler lever, transmission are logical Slot, pre-tighten slot, loose slot, the first movable notch, the second pin hole, third pin hole, the first ladder chute, fixed block, rack gear sliding slot, Slide touch panel, the first trapezoidal slide block, U-shaped link block, spur rack, driving reset spring, transmission gear, gear shaft, driving gear, First helical teeth, transmission axis hole, drive rack, third helical teeth, the second trapezoidal slide block, drive rod, the second driving groove, the second trapezoidal cunning Slot, restoration spring, trapezoidal draw runner, centering block, slide opening, trapezoidal through slot, the second helical teeth, the second pin shaft, the second insulation porcelain knob, linking Bar, third pin shaft, connecting rod, the second movable notch, the 4th pin hole, swingle, preloading spring, the first pin shaft, wherein the two of pedestal A fixed notch is had on a opposite side end face；The first driving groove is provided on the upper surface of pedestal；Two fixations are cut Start the rod aperture of perforation between the side of mouth, and rod aperture passes through the first driving groove；Pedestal is mounted on cable pole by its lower end surface On bracket on；Two the first insulation porcelain column symmetries it is mounted on the two sides of the upper surface of pedestal, and two first insulation porcelain knobs The line of centres perpendicular to rod aperture central axis；One end of outlet board is opened there are two outlet hole, and the center of two outlet holes Line is parallel with the length direction of outlet board；The upper end of each first insulation porcelain knob is fitted with an outlet board；Each outlet The lower end surface for not being provided with one end of outlet hole on plate is fixedly connected with the upper surface of corresponding first insulation porcelain knob；Inverted T shaped linking The upper end of seat is provided with the first pin hole；Inverted T shaped connecting base and inverted T shaped contact are separately mounted on the upper surface of two outlet boards；

The slide opening of perforation is provided between the upper and lower end face of centering block；Ladder there are two symmetrically being opened on two opposite sides of slide opening Shape through slot；It is not provided in slide opening on a side of trapezoidal through slot and is provided with several second helical teeth along slide opening central axial direction；The Have on two helical teeth and faces directly and inclined-plane；Symmetrically there are two the second pins for installation at the center of two opposite side end faces of centering block Axis；Centering block is mounted in transmission through slot by the bearing fit of two the second pin shafts and third pin hole thereon, and centering block and work Dynamic slot matches；Swingle is cylinder；Swingle is mounted on the base by the bearing fit of its periphery and rod aperture, rotation Transmission device connection on one end and cable pole of bar；The second movable notch is provided on one end end face of connecting rod；It is provided on connecting rod The 4th pin hole of perforation, and the 4th pin hole and the second activity are provided between two opposite sides of one end of the second movable notch Notch communicates；The one end for not being provided with the second movable notch on connecting rod is fixedly connected with swingle periphery；One end of joining rod has There is pin hole；One end on joining rod without pin hole is fixedly connected with one end of the second insulation porcelain knob；One side of drive rod The second driving groove is provided on face along its length；Second there are two symmetrically being opened on two opposite sides in second driving groove Ladder chute；Two trapezoidal draw runners are symmetrically mounted at two opposite side end faces for not being provided with the second driving groove on drive rod On；Drive rod is fixedly connected by one end with one end of the second insulation porcelain knob；Joining rod and drive rod are located at second absolutely The both ends of edge porcelain knob；On joining rod with pin hole one end by third pin shaft be installed on connecting rod second activity notch in； The one end not connecting with the second insulation porcelain knob on drive rod passes through the slide opening on centering block from bottom to up；Two trapezoidal draw runner difference It is slidably matched with two trapezoidal through slot formation；There are several third helical teeth along its length on the side end face of drive rack；The Have on three helical teeth and faces directly and inclined-plane；Second trapezoidal slide block is separately installed on the end face at the both ends of drive rack；Driving Rack gear is embedded in the second driving groove by the second trapezoidal slide block with being slidably matched for corresponding second ladder chute；Two restoring boards Spring is symmetrically distributed the both ends in the second driving groove and being located at drive rack；One end of each restoration spring and drive rack connect It connects, the other end is connect with the inner wall of the second driving groove；First on the third helical teeth and driving gear of the lower end of drive rack is oblique Tooth matches, and the third helical teeth of the upper end of drive rack is matched with the second helical teeth in slide opening；The driving reset spring is Compressed spring；Facing directly for first helical teeth is matched with facing directly for third helical teeth, inclined-plane and the third helical teeth of the first helical teeth Inclined-plane matches；The material of the sliding touch panel is brass, and the material of the first trapezoidal slide block is brass, and the material of conductive feeler lever is Brass, the material of inverted T shaped contact are brass, and the material of inverted T shaped connecting base is brass, and the material of outlet board is brass.