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CN105280406B - Switched using the single-phase air bypass of safety - Google Patents

Switched using the single-phase air bypass of safety Download PDF

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Publication number
CN105280406B
CN105280406B CN201510681714.8A CN201510681714A CN105280406B CN 105280406 B CN105280406 B CN 105280406B CN 201510681714 A CN201510681714 A CN 201510681714A CN 105280406 B CN105280406 B CN 105280406B
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CN
China
Prior art keywords
separating brake
energy storage
combined floodgate
hole
cylinder portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201510681714.8A
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Chinese (zh)
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CN105280406A (en
Inventor
秦勇明
龚冰
何建军
朱辉
纪良
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Changzhou Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Changzhou Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Jiangsu Electric Power Co Ltd, Changzhou Power Supply Co of State Grid Jiangsu Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201510681714.8A priority Critical patent/CN105280406B/en
Publication of CN105280406A publication Critical patent/CN105280406A/en
Application granted granted Critical
Publication of CN105280406B publication Critical patent/CN105280406B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H3/3042Power arrangements internal to the switch for operating the driving mechanism using spring motor using a torsion spring
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00Thermally-actuated switches
    • H01H37/74Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Elimination Of Static Electricity (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Transmission Devices (AREA)

Abstract

The present invention provides a kind of single-phase air bypass using safety and switched, including housing unit, positioning component, galvanic circle component, clutch pack, closing component and an opening component;Housing unit includes master collet, insulating sleeve, flange sleeve and bottom;Positioning component includes location nut, locating rack and locating dowel;Galvanic circle component includes conductive end cap, upper conducting rod, gland, attaching nut, conductive casings, static contact, moving contact and lower conducting rod;Combined floodgate component includes combined floodgate energy storage pull bar, combined floodgate energy storage draw ring, switching-in spring, combined floodgate alignment pin, combined floodgate release draw ring and inner sleeve;Separating brake component includes small axle, tripping spring, block, separating brake energy storage axle, connecting rod, separating brake energy storage press head, separating brake alignment pin and separating brake release draw ring.Galvanic circle module body is in housing unit.The present invention solve moment electric arc processing problem, it is easy to carry, simple in construction, easy to operate and security it is good.

Description

Switched using the single-phase air bypass of safety
The application be Application No. 201310140481.1, the applying date be that April 22, invention and created name in 2013 are The divisional application of the application for a patent for invention of " portable single-phase air bypass switch ".
Technical field
The present invention relates to set for the middle pressure overhead transmission line hotline maintenance and the outdoor switch of temporary power in power transmission and distribution It is standby, and in particular to a kind of single-phase air bypass using safety is switched.
Background technology
10kV circuit on-pole switch is the visual plant of distribution, is responsible for the task such as line sectionalizing and contact.Due to switch The reasons such as self character, equipment life and line load change, it is often necessary to changed to original switch.However, by Generally be arranged in it on backbone, or as the control device of the larger branch service of load capacity, if so using Power failure method is changed, then the working time (stopping multiple labour time plus replacing construction) needed is general all long, to power supply reliability Influence it is also very big.To reduce the power failure coverage of service work, the economic benefit and social benefit of enterprise being improved, using band Electrically carry out replacement operation and just seem necessary.SF6 being used the 10KV by-pass switches of current domestic production more(It is lithium Sulphur)Gas arc extinguishing, and be all Integral three-phase design, weight is larger(50Kg or so), need to be installed during operation switch pedestal support, Suspension switch, is not easy to maintainer's operation, and complex procedures, workload is big, not environmentally and greatly reduces operating efficiency;Mesh The preceding U.S. In-particular Si Luosi " Bodhisattva " bridging line device generally used in the industry is only applicable to close application conditions, expensive and not Possesses fast point function.Moreover, on-load switch conventional at present when in use because its dynamic/static contact whether engage it is invisible thus not Easily differentiate, certain potential safety hazard is brought to maintenance work.
The content of the invention
The purpose of the present invention is:The deficiencies in the prior art are overcome to be compressed there is provided one kind using single-phase type design, using air Arc extinguishing, the single-phase air bypass switch that the use safety for closing soon soon divide function can be realized.
The technical scheme is that:The single-phase air bypass using safety of the present invention is switched, and it is structurally characterized in that:Bag Include housing unit, positioning component, galvanic circle component, clutch pack, closing component and an opening component;
Above-mentioned housing unit includes master collet, insulating sleeve, flange sleeve and bottom;Positioning component include location nut, Locating rack and locating dowel;Galvanic circle component includes conductive end cap, upper conducting rod, gland, attaching nut, conductive casings, stationary contact Head, moving contact and lower conducting rod;Clutch pack includes clutch, clutch ring and clutch sleeve pipe;Combined floodgate component, which includes closing a floodgate, to be stored up Can pull bar, combined floodgate energy storage draw ring, switching-in spring, combined floodgate alignment pin, combined floodgate release draw ring and inner sleeve;Separating brake component includes small Axle, tripping spring, block, separating brake energy storage axle, connecting rod, separating brake energy storage press head, separating brake alignment pin and separating brake release draw ring;
Above-mentioned insulating sleeve and the upper periphery interference fit of master collet are socketed;In the top of conductive casings and master collet Week interference fit socket;Attaching nut is with internal thread and externally threaded nut;Attaching nut is by its internal thread with above leading The lower end threaded connection of electric pole;Attaching nut is threadedly coupled by its external screw thread with the upper inside wall of conductive casings;Location nut It is threadedly coupled with upper conducting rod and positioned at the top of attaching nut;Gland is threadedly coupled with upper conducting rod and positioned at location nut Top;Flange sleeve fastens gland and is connected with the upper end outer wall thread of insulating sleeve from the top down;Upper conducting rod and conductive end cap It is fixedly connected;
Locating dowel is socketed on the lower inside of master collet, and the bottom socket of bottom and master collet simultaneously fixes company with locating dowel Connect;Waist portions of upward and downward of locating dowel or so are provided with combined floodgate dowel hole and separating brake dowel hole;Master collet and locating dowel Combined floodgate dowel hole and separating brake dowel hole corresponding position pass through hole provided with combined floodgate alignment pin by hole and separating brake alignment pin;Close Lock alignment pin and separating brake alignment pin are set by the combined floodgate alignment pin of master collet by hole and separating brake alignment pin by hole activity respectively Put in the combined floodgate dowel hole and separating brake dowel hole of locating dowel;The release draw ring that closes a floodgate passes through torsion spring and combined floodgate alignment pin elasticity Connection;Separating brake release draw ring passes through torsion spring and separating brake alignment pin elastic connection;Locating rack is provided with 2, and 2 locating racks are set respectively Put the left and right sides for the master collet located where locating dowel and be fixedly connected with master collet;The static contact of galvanic circle component is with leading The lower end inner wall threaded connection of electric bushing;Moving contact is arranged on the lower section of static contact;Clutch pack is arranged in conductive casings, Positioned at the lower section of upper conducting rod;Switching-in spring is arranged in conductive casings, and switching-in spring is located between clutch and static contact;
Above-mentioned bottom, locating dowel, moving contact, static contact left and right to sidepiece and above and below middle part is respectively provided with To through hole;Combined floodgate energy storage pull bar sequentially passes through the respective side through-hole of bottom, locating dowel, moving contact, static contact from bottom to top It is fixedly connected afterwards by its upper end with clutch;Combined floodgate energy storage draw ring is fixedly mounted on the lower end of combined floodgate energy storage pull bar;Inner sleeve by Its upper end is connected with clutch casing threads;Inner sleeve is threadedly coupled by its lower end with moving contact;
The top movable of small axle is socketed in conducting rod, and the middle and lower part of small axle is actively socketed on the inner chamber of clutch and interior In the upper portion pipe body of sleeve pipe;Tripping spring is arranged on inside inner sleeve, and the upper end of tripping spring is in contact with the lower end of small axle;Point The lower end of lock spring is in contact with the upper surface of block;Block by its lower end through after the through hole in the middle of moving contact with separating brake energy storage The threaded upper ends connection of axle;The lower end of separating brake energy storage axle and the threaded upper ends of connecting rod are connected;Connecting rod is actively socketed on positioning In the intermediate throughholes of post, the lower end of connecting rod is threadedly coupled with separating brake energy storage press head;
The lower front side face of master collet is provided with conductive flexible cord and passes through hole;Lower conducting rod is hollow pipe part;Lower conduction One end of bar master collet conductive flexible cord by being fixedly connected at hole with master collet;
The small axle of above-mentioned separating brake component is epoxy resin material integral piece;Small axle includes the upper cylinder portion of integrally connected With hollow lower cylinder portion;The diameter and the internal diameter in the hollow circular cylinder portion of upper conducting rod in the upper cylinder portion of small axle are mutually fitted Should;The external diameter in lower cylinder portion of small axle and the internal diameter of the inner chamber of clutch and inner sleeve are adapted;Block is stainless steel one Body part;Link stopper includes upper cylinder portion, mediate cylindrical portion and the lower cylinder portion of integrally connected, and the upper cylinder of link stopper The external diameter in portion, mediate cylindrical portion and lower cylinder portion is sequentially reduced;The outer wall in the lower cylinder portion of link stopper is used provided with connection External screw thread;
Separating brake energy storage axle is the cylinder integral piece of nylon material;The top and bottom middle of separating brake energy storage axle is equipped with The internal thread of connection is equipped with the circular hole being inwardly recessed, the inwall of 2 circular holes;Connecting rod is stainless steel one Part, connecting rod includes upper cylinder portion, mediate cylindrical portion and the lower cylinder portion of integrally connected;The upper cylinder of connecting rod The external screw thread of connection is equipped with the outer wall in portion and lower cylinder portion;The waist in the mediate cylindrical portion of connecting rod is provided with a circle The locating slot being inwardly recessed;
Separating brake energy storage press head is aluminium alloy integral piece, and separating brake energy storage press head includes the company located at upper end of integrally connected Socket part and the press section located at lower end;The connecting portion of separating brake energy storage press head is hollow cylinder, and its inwall is provided with connection Internal thread;The arc for being shaped as protruding downwards of the press section of separating brake energy storage press head.
Further scheme is:The master collet of above-mentioned housing unit is the hollow circle that transparent insulation makrolon is made Tubular integral piece;Insulating sleeve is the hollow cylindrical shape integral piece that insulating polycarbonate is made, the internal diameter of insulating sleeve and master The external diameter of sleeve is adapted, and the external wall of upper portion body of insulating sleeve is provided with external screw thread;Flange sleeve is the integral piece of nylon material, method Orchid set includes the upper plate, main part and annular portion of integrally connected;The upper plate of flange sleeve is circular plate body, and intermediate position is provided with upper It is lower to manhole;The main part of flange sleeve is shaped as hollow cylindrical shape, and its inwall is provided with the internal thread of connection; The annular portion of flange sleeve is located at the outstanding annulus in main part lower end;Bottom is aluminium alloy integral piece, and bottom includes one The circular bottom plate and annular portion of connection;The annular portion of bottom is located at the top of bottom plate, and the external diameter and the diameter of bottom plate of annular portion It is identical.
Further scheme is:The location nut of above-mentioned positioning component be nylon material round nut, its external diameter with The internal diameter of insulating sleeve is adapted;The inwall of location nut is provided with the internal thread of connection;Locating rack is aluminum alloy material one Body part, locating rack includes 2 otic placodes and middle connecting plate of integrally connected, and 2 otic placodes are divided into the front and rear of middle connecting plate Both sides, are symmetrical arranged, and lock pin holes are symmetrically arranged with 2 otic placodes;The inner face of the middle connecting plate of locating rack is arc, in Between connecting plate pass through hole provided with alignment pin;Locating dowel is the cylindrical integral piece of aluminum alloy material, the external diameter of locating dowel and master The internal diameter of sleeve is adapted.
Further scheme is:Above-mentioned galvanic circle component also includes conductive flexible cord;Conductive end cap is copper integral piece, Conductive end cap includes circular upper plate and the annular shirt rim of integrally connected;The annular shirt rim of conductive end cap is provided with recessed upwards Suspension groove;
Upper conducting rod is copper integral piece;Upper conducting rod include from top to bottom successively the upper end of integrally connected, connecting portion, Cylinder portion and annular portion;The upper end global shape of upper conducting rod is oblate cylindricality, and the upper end of upper conducting rod, which is arranged on, leads In the annular shirt rim of electric end cap and its upper surface is in contact with the lower surface of the circular upper plate of conductive end cap;Upper conducting rod it is upper End and the suspension groove corresponding position of conductive end cap are provided with notch recessed upwards;The connecting portion of upper conducting rod is that section is in ladder substantially The round table-like body of shape;The cylinder portion of upper conducting rod is hollow cylinder, and the outer wall of its cylinder is outer provided with connection Screw thread;The annular portion of upper conducting rod is the outstanding annulus for being arranged on cylinder subordinate end;The cylinder portion of upper conducting rod Interstitial hole connect hole for little axle sleeve;
Gland is copper or aluminum integral piece;Gland includes the upper cylinder portion of integrally connected, mediate cylindrical from top to bottom Portion and lower cylinder portion;The centre in the upper cylinder portion of gland, mediate cylindrical portion and lower cylinder portion is coaxial and internal diameter phase The manhole of same upward and downward, the internal diameter of the manhole and the external diameter in the cylinder portion of upper conducting rod are adapted, and the circle The inwall of shape through hole is provided with the internal thread of connection;The external diameter in the upper cylinder portion of gland and the circle of the upper surface of flange sleeve The internal diameter of through hole is adapted;The external diameter in the mediate cylindrical portion of gland and the internal diameter of flange sleeve are adapted;The lower cylinder of gland The external diameter in portion and the internal diameter of insulating sleeve are adapted;
Attaching nut is copper annular nut, and the internal diameter of attaching nut and the external diameter in upper conducting rod cylinder portion are mutually fitted Should;The external diameter of attaching nut and the internal diameter of conductive casings are adapted;Conductive casings are the hollow circular tube of aluminum alloy material, conductive sleeve The internal thread of connection is equipped with the upper end inwall and lower end inner wall of pipe;
Static contact is copper integral piece, including the round platform portion of integrally connected, sawtooth basic courses department and zigzag are prominent from top to bottom Rise;The round platform portion of static contact includes upper plate and cylinder portion;Upper plate is circular plate body, the side through-hole of above-mentioned static contact and Middle part through hole is arranged on sidepiece and the centre position of upper plate;The cylinder portion of static contact is hollow cylinder, cylinder The external diameter in portion is identical with the external diameter of upper plate, and cylinder portion is with its upper surface and the lower surface integrally connected of upper plate;Sawtooth basic courses department Including connection panel and shirt rim;The connection panel of sawtooth basic courses department is the plate body of annular, and its external diameter is more than the cylinder in round platform portion The external diameter in body portion;The connection panel of sawtooth basic courses department is by the inwall of its annulus and the lower end outer wall one in the cylinder portion in round platform portion Connection;The shirt rim of sawtooth basic courses department is annular plate body part, and the shirt rim of sawtooth basic courses department is with its upper end and the company of sawtooth basic courses department The periphery lower surface integrally connected of junction plate;Serration is provided with 6 to 20;The structure of each serration is essentially identical, Each serration is with the lower end integrally connected of its upper end and the shirt rim of sawtooth basic courses department, and each serration uniform intervals Set;Each serration surrounds and forms an annulus jointly;
Moving contact is copper step-like integral piece;Moving contact includes the hollow cylinder portion located at top of integrally connected With the oblate trunk portion located at bottom;The external diameter in the cylinder portion of moving contact is less than the external diameter of oblate trunk portion, and moving contact The internal diameter of the shirt rim of the external diameter in cylinder portion and the sawtooth basic courses department of static contact is adapted;On the inwall in the cylinder portion of moving contact Internal thread provided with connection;The side through-hole and middle part through hole of above-mentioned moving contact are the sidepiece for being arranged on oblate trunk portion With the upward and downward through hole of middle part;
One end of above-mentioned conductive flexible cord is electrically connected with moving contact;The other end of conductive flexible cord is drawn from lower conducting rod.
Further scheme is:Hollow inner chamber of the clutch of above-mentioned clutch pack provided with cylinder;Clutch ring It is socketed in outside the upper end of clutch;Clutch sleeve pipe includes the hollow upper cylinder portion of integrally connected and hollow lower cylinder Portion;The external diameter in the lower cylinder portion of clutch sleeve pipe is more than the external diameter in upper cylinder portion;The upper cylinder portion movable sleeve of clutch sleeve pipe It is connected in the inner chamber of clutch;The inwall in the lower cylinder portion of clutch sleeve pipe is provided with the internal thread of connection.
Further scheme is:The combined floodgate energy storage pull bar of above-mentioned combined floodgate component is the body of rod of insulating polycarbonate material Part;The material of combined floodgate energy storage draw ring and the release draw ring that closes a floodgate is aluminium alloy;Inner sleeve is the hollow circle of epoxy resin material External screw thread is provided with pipe, the outer wall of the top and bottom of inner sleeve;The external diameter of inner sleeve and the lower cylinder of clutch sleeve pipe The internal diameter in portion and the internal diameter in the cylinder portion of moving contact are adapted.
The present invention has positive effect:(1)The single-phase air bypass using safety of the present invention is switched, and passes through housing group Master collet, insulating sleeve and the flange sleeve of part, which are adopted, to be made from an insulative material, sets outstanding annular portion to make in flange sleeve Operator is convenient to be held and effectively realizes that the upper conducting rod powered with top and conductive end cap are isolated and master collet is using transparent When material is to use can clear view dynamic/static contact the design such as whether engage, the security used is greatly enhanced, operator's Personal safety obtains effective guarantee.(2)The single-phase air bypass using safety of the present invention is switched, in its galvanic circle component Moving contact uses step cutting pattern body, and static contact uses serrated step Shape design, using aerodynamic principle, passes through stationary contact Uniformly dispersing at head saw tooth, the electric arc for dispelling that moving contact and static contact engagement moment produce effectively is realized by compressed air, should Design efficiently solves the processing problem of similar switching moments electric arc.(3)The single-phase air bypass using safety of the present invention Switch, it is simple in construction, it is easy to operate, it is easy to safeguard.(4)The single-phase air bypass using safety of the present invention is switched, gross weight Only about 2.5kg, is easy to work high above the ground to carry, and can preferably be applied to distribution overhead line hotline maintenance, circuit temporary power etc. Various application occasions.(5)The single-phase air bypass using safety of the present invention is switched, and can be realized and conveniently, safely, quickly be entered The bypass replacement operation of row 10kV on-pole switch, meanwhile, break the monopolization of external product, significantly lower like product buying into This, fills up the blank of domestic like product.
Brief description of the drawings
Fig. 1 is structural representation of the invention;
Fig. 2 is Fig. 1 left view;
Fig. 3 for Fig. 1 A-A to sectional view;
Fig. 4 is dimensional structure diagram of the invention.
Reference in above-mentioned accompanying drawing is as follows:
Housing unit 1, master collet 11, insulating sleeve 12, flange sleeve 13, bottom 14,
Positioning component 2, location nut 21, locating rack 22, lock pin holes 22-1, locating dowel 23,
Galvanic circle component 3, conductive end cap 31, circular upper plate 31-1, annular shirt rim 31-2, suspension groove 31-3 are above led Electric pole 32, gland 33, attaching nut 34, conductive casings 35, static contact 36, moving contact 37, lower conducting rod 38,
Clutch pack 4, clutch 41, clutch ring 42, clutch sleeve pipe 43,
Combined floodgate component 5, combined floodgate energy storage pull bar 51, combined floodgate energy storage draw ring 52, switching-in spring 53, combined floodgate alignment pin 54 closes a floodgate Release draw ring 55, inner sleeve 56,
Separating brake component 6, small axle 61, tripping spring 62, block 63, separating brake energy storage axle 64, connecting rod 65, separating brake energy storage pressing First 66, separating brake alignment pin 67, separating brake release draw ring 68.
Embodiment
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings.
(Embodiment 1)
See Fig. 1 to Fig. 4, the single-phase air bypass using safety of the present embodiment is switched, mainly by housing unit 1, positioning Component 2, galvanic circle component 3, clutch pack 4, combined floodgate component 5 and separating brake component 6 are constituted.
Housing unit 1 is made up of master collet 11, insulating sleeve 12, flange sleeve 13 and bottom 14.
The material of master collet 11 is transparent insulation makrolon, and master collet 11 is shaped as hollow cylindrical shape.Master collet 11 bottom be respectively arranged on the left side and the right side 1 alignment pin by using left and right to through hole;On the lower front side face of master collet 11 Pass through hole provided with 1 conductive flexible cord.The material of insulating sleeve 12 is insulating polycarbonate, and being shaped as insulating sleeve 12 is hollow Cylindrical shape, the internal diameter of insulating sleeve 12 is adapted with the external diameter of master collet 11, and the external wall of upper portion body of insulating sleeve 12 is provided with peace The external screw thread that load connects.The material of flange sleeve 13 be nylon, flange sleeve 13 by integrally connected upper plate, main part and annular portion Composition.The upper plate of flange sleeve 13 is circular plate body, the manhole of upward and downward of the intermediate position provided with installation;Flange sleeve 13 Main part be shaped as hollow cylindrical shape, its inwall is provided with the internal thread of connection;The annular portion of flange sleeve 13 is to set In the outstanding annulus in main part lower end.The material of bottom 14 be aluminium alloy, bottom 14 by integrally connected circular bottom plate and Annular portion is constituted;The annular portion of bottom 14 is located at the top of bottom plate, and the external diameter of annular portion and the diameter of bottom plate are identical;Bottom 14 Bottom plate middle part and sidepiece be respectively provided with an installation upward and downward through hole.
Positioning component 2 includes location nut 21, locating rack 22 and positioning sleeve 23.The material of location nut 21 is nylon.It is fixed Position nut 21 is round nut, and the internal diameter of its external diameter and the insulating sleeve 12 of housing unit 1 is adapted.The inwall of location nut 21 It is provided with the internal thread of connection.The material of locating rack 22 is aluminium alloy.Locating rack 22 is by 2 otic placodes and middle connecting plate one It is connected and forms, 2 otic placodes is divided into the front and rear sides of middle connecting plate, are symmetrical arranged, and locking is symmetrically arranged with 2 otic placodes Pin-and-hole 22-1;In use, misoperation can be prevented by inserting stop pin in lock pin holes 22-1.Locating rack 22 The inner face of middle connecting plate is arc, and middle connecting plate is provided with alignment pin is by hole and installs fixed screw hole. Locating rack 22 is provided with structure identical 2.The material of locating dowel 23 is aluminium alloy.The global shape of locating dowel 23 is cylinder. The internal diameter of the external diameter of locating dowel 23 and the master collet 11 of housing unit 1 is adapted.The left and right of locating dowel 23 to center and One sidepiece is respectively provided with the through hole of 1 upward and downward insertion respectively, and hole is passed through as connecting rod mounting hole and combined floodgate energy storage pull bar.It is fixed Waist portions of upward and downward or so of position post 23 provided with 2 or so to through hole, positioned respectively as combined floodgate dowel hole and separating brake Pin-and-hole, combined floodgate energy storage pull bar of the combined floodgate dowel hole from left to right through the sidepiece of locating dowel 23 passes through Kong Houyu locating dowels 23 The connecting rod mounting hole of center is communicated;Separating brake dowel hole is pacified with the connecting rod of the center of locating dowel 23 from right to left Dress hole is communicated.
Galvanic circle component 3 is main by conductive end cap 31, upper conducting rod 32, gland 33, attaching nut 34, conductive casings 35th, unillustrated conductive flexible cord composition in static contact 36, moving contact 37, lower conducting rod 38 and accompanying drawing.
The material of conductive end cap 31 is copper.Conductive end cap 31 is by circular upper plate 31-1 and annular shirt rim 31-2 integrally connecteds Composition, the annular shirt rim 31-2 of conductive end cap 31 is with its upper end and circular upper plate 31-1 lower end integrally connected;Conductive end cap 31 annular shirt rim 31-2 is used as suspension groove 31-3 provided with notch recessed upwards.
Upper conducting rod 32 is copper integral piece.Upper conducting rod 32 is by the upper end of integrally connected, connection successively from top to bottom Portion, cylinder portion and annular portion composition.The upper end global shape of upper conducting rod 32 is oblate cylindricality, and upper end is arranged on conduction In the annular shirt rim 31-2 of end cap 31 and its upper surface is in contact simultaneously with the circular upper plate 31-1 of conductive end cap 31 lower surface It is fixedly connected by screw;The upper end of upper conducting rod 32 is being provided with concave up with the suspension groove 31-3 corresponding positions of conductive end cap 31 The notch entered;The connecting portion of upper conducting rod 32 is section trapezoidal round table-like body substantially;The cylinder portion of upper conducting rod 32 is Hollow cylinder, the outer wall of its cylinder is provided with the external screw thread of connection;The annular portion of upper conducting rod 32 is to be arranged on circle The outstanding annulus of trunk portion lower end.The interstitial hole in the cylinder portion of upper conducting rod 32 is that little axle sleeve connects hole.
Gland 33 is copper or aluminum integral piece.Gland 33 is by the upper cylinder portion of integrally connected from top to bottom, intermediate cylindrical Body portion and lower cylinder portion composition.The centre in the upper cylinder portion of gland 33, mediate cylindrical portion and lower cylinder portion is coaxial And the manhole of internal diameter identical upward and downward, the internal diameter of the manhole and the external diameter in the cylinder portion of upper conducting rod 32 are mutually fitted Should, and internal thread of the inwall provided with connection of the manhole.The external diameter in the upper cylinder portion of gland 33 and housing unit 1 Flange sleeve 13 upper plate manhole internal diameter be adapted;The external diameter in the mediate cylindrical portion of gland 33 and flange sleeve 13 The internal diameter of main part is adapted;The internal diameter of the external diameter and the insulating sleeve 12 of housing unit 1 in the lower cylinder portion of gland 33 is mutually fitted Should.
Attaching nut 34 is copper part.Attaching nut 34 is round nut, and its inwall is provided with the internal thread of connection, outside it Wall is provided with the external screw thread of connection.
The material of conductive casings 35 is aluminium alloy.Conductive casings 35 are hollow pipe, the upper end inwall of conductive casings 35 With the internal thread that connection is equipped with lower end inner wall.
Static contact 36 is copper integral piece.Static contact 36 by the round platform portion of integrally connected from top to bottom, sawtooth basic courses department and Serration is constituted.The round platform portion of static contact includes upper plate and cylinder portion;Upper plate is circular plate body, static contact 36 it is upper The sidepiece of plate and centre position are respectively provided with the through hole of 1 upward and downward respectively;The cylinder portion of static contact 36 is hollow cylinder, The external diameter in cylinder portion is identical with the external diameter of upper plate, and cylinder portion is with its upper surface and the lower surface integrally connected of upper plate;Sawtooth Basic courses department includes connection panel and shirt rim;The connection panel of sawtooth basic courses department is the plate body of annular, and its external diameter is more than round platform portion Cylinder portion external diameter;The connection panel of sawtooth basic courses department is outside the lower end in the cylinder portion in inwall and the round platform portion of its annulus Wall integrally connected;The shirt rim of sawtooth basic courses department is annular plate body part, and the shirt rim of sawtooth basic courses department is with its upper end and sawtooth basis The periphery lower end integrally connected of the connection panel in portion;Serration is provided with 6 to 20;The basic phase of structure of each serration Together, each serration is with the lower end integrally connected of its upper end and the shirt rim of sawtooth basic courses department, and each serration is uniform It is arranged at intervals.Each serration is surrounded into an annular, and the external diameter and the skirt of sawtooth basic courses department of the annular jointly The external diameter on side is identical.
Moving contact 37 is copper step-like integral piece.Cylinder portion of the moving contact 37 by integrally connected located at top and set Oblate trunk portion in bottom is integrally constituted.The cylinder portion of moving contact 37 is hollow cylinder, and its inwall is provided with connection Internal thread;The centre position of the oblate trunk portion of moving contact 37 and sidepiece are respectively provided with the through hole of 1 upward and downward.Its sidepiece Through hole is as combined floodgate energy storage pull bar by hole, and intermediate position through hole connects through hole as separating brake energy storage axle.Moving contact 37 The external diameter of oblate trunk portion is more than the external diameter in cylinder portion, and the sawtooth of the external diameter and static contact 36 in the cylinder portion of moving contact 37 The internal diameter of the shirt rim of basic courses department is adapted.In use, moving contact 37 connects galvanic circle when being engaged with static contact 36.
The material of lower conducting rod 38 is aluminium alloy.Lower conducting rod 38 is hollow pipe.Lower conducting rod 38 is fixedly mounted on The conductive flexible cord in the lower front side face of the master collet 11 of housing unit 1 by hole at, one end of conductive flexible cord and the electricity of moving contact 37 Connection;The other end of conductive flexible cord is drawn from lower conducting rod 38.
Clutch pack 4 is mainly made up of clutch 41, clutch ring 42 and clutch sleeve pipe 43.Clutch 41 is provided with cylinder Hollow inner chamber.Clutch ring 42 is socketed in outside the upper end of clutch 41, for buffering.Clutch sleeve pipe 43 is by hollow upper circle Trunk portion and hollow lower cylinder portion integrally connected are constituted, and the upper cylinder portion of clutch sleeve pipe 43 is actively socketed on clutch 41 Inner chamber in, can be up and down;The external diameter in the lower cylinder portion of clutch sleeve pipe 43 is more than the external diameter in upper cylinder portion;Clutch sleeve pipe The inwall in 43 lower cylinder portion is provided with the internal thread of connection.
Combined floodgate component 5 it is main by combined floodgate energy storage pull bar 51, combined floodgate energy storage draw ring 52, switching-in spring 53, combined floodgate alignment pin 54, Combined floodgate release draw ring 55 and inner sleeve 56 are constituted.
The material of combined floodgate energy storage pull bar 51 is insulating polycarbonate, and combined floodgate energy storage pull bar 51 is body of rod part.
The material of combined floodgate energy storage draw ring 52 is aluminium alloy, and the lower end of combined floodgate energy storage draw ring 52 and combined floodgate energy storage pull bar 51 is fixed Connection.Switching-in spring 53 is arranged in the conductive casings 35 of galvanic circle component 3.The release draw ring 55 that closes a floodgate is aluminum integral piece. The material of inner sleeve 56 is epoxy resin.Inner sleeve 56 is hollow pipe.In the outer wall of the top and bottom of inner sleeve 56 It is provided with the external screw thread of connection.The external diameter of inner sleeve 56 and the lower cylinder portion of the clutch sleeve pipe 43 of clutch pack 4 The internal diameter in the cylinder portion of internal diameter and moving contact 37 is adapted.
Separating brake component 6 mainly includes small axle 61, tripping spring 62, block 63, separating brake energy storage axle 64, connecting rod 65, separating brake Energy storage press head 66, separating brake alignment pin 67 and separating brake release draw ring 68.
The material of small axle 61 is epoxy resin.Small axle 61 by upper cylinder portion and hollow lower cylinder portion integrally connected and Into.The diameter in the upper cylinder portion of small axle 61 and the internal diameter in the hollow circular cylinder portion of upper conducting rod 32 are adapted;Under small axle 61 The internal diameter of the external diameter in cylinder portion and the inner chamber of clutch 41 and inner sleeve 56 is adapted.The material of block 63 is stainless steel. Link stopper 63 is made up of upper cylinder portion, mediate cylindrical portion and lower cylinder portion integrally connected, and the upper cylinder portion of link stopper 63, The external diameter in mediate cylindrical portion and lower cylinder portion is sequentially reduced.The outer wall in the lower cylinder portion of link stopper 63 is provided with connection External screw thread.
The material of separating brake energy storage axle 64 is nylon.The generally column member of separating brake energy storage axle 64, separating brake energy storage axle 64 it is upper End and lower end middle are equipped with the internal thread that connection is equipped with the circular hole being inwardly recessed, the inwall of 2 circular holes.Point The internal diameter for the circular hole that the upper end of lock energy storage axle 64 is inwardly recessed and the diameter in the lower cylinder portion of link stopper 63 are adapted.Connecting rod 65 Material be stainless steel.Connecting rod 65 is integrally connected by upper cylinder portion, mediate cylindrical portion and lower cylinder portion to be constituted.Connection The external screw thread of connection is equipped with the upper cylinder portion of bar 65 and the outer wall in lower cylinder portion;The upper cylinder of connecting rod 65 The internal diameter for the circular hole that the diameter in portion is inwardly recessed with the lower end of separating brake energy storage axle 64 is adapted.The mediate cylindrical portion of connecting rod 65 Waist provided with the locating slot that is inwardly recessed of circle.
Separating brake energy storage press head 66 is aluminium alloy integral piece.Separating brake energy storage press head 66 by the connecting portion located at upper end and Integrally it is connected located at the press section of lower end and constitutes.The connecting portion of separating brake energy storage press head 66 is on hollow cylinder, its inwall Internal thread provided with connection, and internal diameter and the lower cylinder portion of connecting rod 65 of the connecting portion of separating brake energy storage press head 66 External diameter is adapted.The arc for being shaped as protruding downwards of the press section of separating brake energy storage press head 66, pressing is saved when being easy to use Power and comfortable.
The main installation annexation of foregoing each component is for example following:
The upper periphery interference fit of the insulating sleeve 12 of housing unit 1 and master collet 11 is socketed;Galvanic circle component 3 The top inner circumferential interference fit of conductive casings 35 and master collet 11 is socketed;Attaching nut 34 passes through its internal thread and upper conducting rod 32 Mediate cylindrical portion lower end threaded connection and positioned at upper conducting rod 32 annular portion top;Attaching nut 34 is by outside it Screw thread is threadedly coupled with the upper inside wall of conductive casings 35;The location nut 21 of positioning component 2 is threadedly coupled with upper conducting rod 32 And positioned at the top of attaching nut 34;Gland 33 is threadedly coupled with upper conducting rod 32 and positioned at the top of location nut 21;Flange Set 13 fastens gland 33 and is connected with the upper end outer wall thread of insulating sleeve 12 from the top down;Upper conducting rod 32 is led to by its upper end Screw is crossed to be fixedly connected with conductive end cap 31.
The locating dowel 23 of positioning component 2 is located at the interior lower end of master collet 11;The bottom 14 of housing unit 1 is by its annular portion The lower end of master collet 11 is socketed in, and is screwed and is connected with locating dowel 23;2 locating racks 22 are separately positioned on locating dowel 23 The left and right sides of master collet 11 at place is simultaneously fixedly mounted on master collet 11;Combined floodgate alignment pin 24 and separating brake alignment pin 25 are worn The combined floodgate dowel hole of locating dowel 23 is movably arranged on after the alignment pin through hole for the middle connecting plate for crossing locating rack 22 respectively and is divided In lock dowel hole;
The static contact 36 of galvanic circle component 3 is threadedly coupled with the lower end inner wall of conductive casings 35;Moving contact 37 is arranged on The lower section of static contact 36;Clutch pack 4 is arranged in conductive casings 35, positioned at the lower section of upper conducting rod 32;
The switching-in spring 53 of combined floodgate component 5 is arranged in conductive casings 35, and switching-in spring 53 is located at clutch pack 4 and quiet Between contact 36;Combined floodgate energy storage pull bar 51 sequentially pass through from bottom to top bottom 14, locating dowel 23, moving contact 37, on static contact 36 It is fixedly connected after respective side through-hole by its upper end with the clutch 41 of clutch pack 4;Combined floodgate energy storage draw ring 52 fixes peace Mounted in the lower end of combined floodgate energy storage pull bar 51;The release draw ring 55 that closes a floodgate is connected with combined floodgate alignment pin 54 by the life of torsion spring bullet;Inner sleeve 56 are threadedly coupled by its upper end with the clutch sleeve pipe 43 of clutch pack 4;Inner sleeve 56 is by its lower end and the cylinder of moving contact 37 The inner thread connection in body portion.
The upper cylinder portion of the small axle 61 of separating brake component 6 is socketed in conducting rod 32, and the lower cylinder portion of small axle 61 lives It is dynamic to be socketed in the upper portion pipe body of the inner chamber of clutch 41 and inner sleeve 56;Tripping spring 62 is arranged on inside inner sleeve 56, point The upper end of lock spring 62 is in contact with the lower end of small axle 61;The lower end of tripping spring 62 is in contact with the upper surface of block 63;Gear Block 63 is connected after the through hole of the middle part of moving contact 37 is passed through by cylinder portion under it with the threaded upper ends of separating brake energy storage axle 64;Point The lower end of lock energy storage axle 64 is connected with the threaded upper ends of connecting rod 65;The pivot bush unit of connecting rod 65 is arranged on the connection of locating dowel 23 In bar mounting hole, the lower end of connecting rod 65 is threadedly coupled with separating brake energy storage press head 66;Separating brake discharges draw ring 68 and positioned with separating brake Pin 67 passes through torsion spring elastic connection.
The single-phase air bypass using safety of the present embodiment is switched, and its operation principle and the course of work are summarized as follows:
The single-phase air bypass using safety of the present embodiment is switched(Hereinafter referred to as switch), when in use, by it The notch that the conductive end cap 31 and upper conducting rod 32 of galvanic circle component 3 are collectively formed is suspended on circuit on the 10KV of Awaiting Overhaul On, electrically connected by the conductive flexible cord of galvanic circle component 3 with branch road, so that bypass when constituting 10KV line maintenances.
When switch closes a floodgate by the conductive end cap 31 of galvanic circle component 3, upper conducting rod 32, gland 33, attaching nut 34, lead Electric bushing 35, static contact 36, moving contact 37 and the conductive flexible cord structure for electrically connecting and being drawn from lower conducting rod 38 with moving contact 37 Into a conductive track;When switching separating brake, the static contact 36 and moving contact 37 of galvanic circle component 3 are separated, so that conductive track Disconnect.
The switching-in spring 53 of combined floodgate component 5 is used for energy storage of closing a floodgate, and combined floodgate energy storage pull bar is pulled by combined floodgate energy storage draw ring 52 51, combined floodgate energy storage pull bar 51 drives clutch 41, clutch sleeve pipe 43, the downward actuation of inner sleeve 56 until ejection moving contact 37, is opened Separating brake is realized in pass, meanwhile, switching-in spring extends about 53, in energy storage state, energy storage in place when, by close a floodgate release annulus 55 in Combined floodgate energy storage pull bar 51 is positioned in torsion spring pressure, the insertion combined floodgate dowel hole of combined floodgate alignment pin 54.When needing to close a floodgate, pull Release annulus 55 is closed a floodgate to drive combined floodgate alignment pin 54 to pull out so as to discharge combined floodgate energy storage pull bar 51, in the bullet of switching-in spring 53 Property effect under, clutch 41, clutch sleeve pipe 43, inner sleeve 56 and moving contact 37 are moved upwards so that moving contact 37 with it is quiet The engagement of contact 36, which is realized, closes a floodgate.
The tripping spring 62 of separating brake component 6 is used for separating brake energy storage.When switch is in "on" position, tripping spring 62 is entered Row energy storage:Separating brake energy storage press head 66 is pressed up, connecting rod 65, separating brake energy storage axle 64, the and of 63 tripping spring of block 62 is driven Small axle 61 upwards move, small axle 61 is moved limited by the mediate cylindrical portion of upper conducting rod 32 after it is motionless, so as to compress separating brake bullet Spring 62 realizes energy storage, energy storage in place when, separating brake alignment pin 67 positions connecting rod 65.When needing separating brake, separating brake release is pulled Annulus 68 is so as to drive separating brake alignment pin 67 to pull out so as to discharge connecting rod 65, under the elastic reaction of tripping spring 62, small axle 61st, block 63, separating brake energy storage axle 64, connecting rod 65, separating brake energy storage press head 66 are moved from the top down, and dynamic touch is oppressed by block 63 First 37 move downward, so that moving contact 37 is separated with static contact 36, realize the separating brake of switch.
Combined floodgate, separating brake energy storage, separating brake and the combined floodgate energy storage of switch are alternately.
In summary, the single-phase air bypass using safety of the present embodiment is switched, by the master collet of housing unit, absolutely Edge sleeve pipe 12 and flange sleeve 13, which are adopted, to be made from an insulative material, sets in flange sleeve outstanding annular portion to make operator convenient Hold and effectively realize that the upper conducting rod powered with top and conductive end cap are isolated and master collet uses transparent material to make Used time can clear view dynamic/static contact the design such as whether engage, the security used is greatly enhanced, and the personal safety of operator is obtained To effective guarantee;Moving contact in the galvanic circle component of switch uses step cutting pattern body, and static contact uses serrated step shape Body design, using aerodynamic principle, by uniformly dispersing at static contact sawtooth, effectively realized by compressed air dispel it is dynamic The electric arc that contact and static contact engagement moment produce, the design efficiently solves the processing problem of similar switching moments electric arc; What is switched is simple in construction, easy to operate, it is easy to safeguard;The gross weight of switch only about 2.5kg, is easy to work high above the ground to carry, can be compared with It is applied to the various application occasions such as distribution overhead line hotline maintenance, circuit temporary power well, realizes conveniently, safely, fast Ground carries out the bypass replacement operation of 10kV on-pole switch, meanwhile, break the monopolization of external product, significantly lower adopting for like product Cost is purchased, the blank of domestic like product is filled up.
Above example is the explanation of the embodiment to the present invention, rather than limitation of the present invention, relevant technology The technical staff in field without departing from the spirit and scope of the present invention, can also make various conversion and change and obtain To corresponding equivalent technical scheme, therefore all equivalent technical schemes should be included into the patent protection model of the present invention Enclose.

Claims (1)

1. a kind of single-phase air bypass using safety is switched, including housing unit(1)With galvanic circle component(3), it is described Housing unit(1)Including master collet(11), insulating sleeve(12), flange sleeve(13)And bottom(14);Galvanic circle component(3)Bag Include conductive end cap(31), upper conducting rod(32), gland(33), attaching nut(34), static contact(36)And moving contact(37);It is special Levy and be:Also include positioning component(2), clutch pack(4), combined floodgate component(5)With separating brake component(6);
Described positioning component(2)Including location nut(21), locating rack(22)And locating dowel(23);Described galvanic circle group Part(3)Also include conductive casings(35)With lower conducting rod(38);
Clutch pack(4)Including clutch(41), clutch ring(42)With clutch sleeve pipe(43);Combined floodgate component(5)Including closing a floodgate Energy storage pull bar(51), combined floodgate energy storage draw ring(52), switching-in spring(53), combined floodgate alignment pin(54), close a floodgate release draw ring(55)With Inner sleeve(56);Separating brake component(6)Including small axle(61), tripping spring(62), block(63), separating brake energy storage axle(64), connection Bar(65), separating brake energy storage press head(66), separating brake alignment pin(67)Draw ring is discharged with separating brake(68);
Described insulating sleeve(12)With master collet(11)Upper periphery interference fit socket;Conductive casings(35)With master collet (11)The interference fit socket of top inner circumferential;Attaching nut(34)For with internal thread and externally threaded nut;Attaching nut (34)Pass through its internal thread and upper conducting rod(32)Lower end threaded connection;Attaching nut(34)Pass through its external screw thread and conductive sleeve Pipe(35)Upper inside wall threaded connection;Location nut(21)With upper conducting rod(32)It is threadedly coupled and positioned at attaching nut(34) Top;Gland(33)With upper conducting rod(32)It is threadedly coupled and positioned at location nut(21)Top;Flange sleeve(13)From upper Gland is fastened downwards(33)And and insulating sleeve(12)The connection of upper end outer wall thread;Upper conducting rod(32)With conductive end cap(31) It is fixedly connected;
Locating dowel(23)It is socketed on master collet(11)Lower inside, bottom(14)With master collet(11)Bottom socket and with Locating dowel(23)It is fixedly connected;Locating dowel(23)Waist portions of upward and downward or so be provided with combined floodgate dowel hole and separating brake alignment pin Hole;Master collet(11)With locating dowel(23)Combined floodgate dowel hole and separating brake dowel hole corresponding position be provided with combined floodgate alignment pin Hole is passed through by hole and separating brake alignment pin;Combined floodgate alignment pin(54)With separating brake alignment pin(67)Pass through master collet respectively(11)Conjunction Lock alignment pin is movably arranged on locating dowel by hole and separating brake alignment pin by hole(23)Combined floodgate dowel hole and separating brake positioning In pin-and-hole;Close a floodgate release draw ring(55)Pass through torsion spring and combined floodgate alignment pin(54)Elastic connection;Separating brake discharges draw ring(68)Pass through Torsion spring and separating brake alignment pin(67)Elastic connection;Locating rack(22)Provided with 2,2 locating racks(22)It is separately positioned on positioning Post(23)Master collet at place(11)The left and right sides and and master collet(11)It is fixedly connected;Galvanic circle component(3)It is quiet Contact(36)With conductive casings(35)Lower end inner wall threaded connection;Moving contact(37)It is arranged on static contact(36)Lower section;From Clutch component(4)It is arranged on conductive casings(35)It is interior, positioned at upper conducting rod(32)Lower section;Switching-in spring(53)It is arranged on conduction Sleeve pipe(35)It is interior, switching-in spring(53)Positioned at clutch(41)And static contact(36)Between;
Described bottom(14), locating dowel(23), moving contact(37), static contact(36)Left and right to sidepiece and middle part it is equal It is respectively equipped with the through hole of upward and downward;Combined floodgate energy storage pull bar(51)Bottom is sequentially passed through from bottom to top(14), locating dowel(23), dynamic touch Head(37), static contact(36)By its upper end and clutch after respective side through-hole(41)It is fixedly connected;Combined floodgate energy storage draw ring (52)It is fixedly mounted on combined floodgate energy storage pull bar(51)Lower end;Inner sleeve(56)By its upper end and clutch sleeve pipe(43)Screw thread connects Connect;Inner sleeve(56)By its lower end and moving contact(37)Threaded connection;
Small axle(61)Top movable be socketed in conducting rod(32)It is interior, small axle(61)Middle and lower part be actively socketed on clutch (41)Inner chamber and inner sleeve(56)Upper portion pipe body in;Tripping spring(62)It is arranged on inner sleeve(56)Inside, tripping spring (62)Upper end and small axle(61)Lower end be in contact;Tripping spring(62)Lower end and block(63)Upper surface be in contact; Block(63)Moving contact is passed through by its lower end(37)With separating brake energy storage axle after middle through hole(64)Threaded upper ends connection;Separating brake Energy storage axle(64)Lower end and connecting rod(65)Threaded upper ends connection;Connecting rod(65)It is actively socketed on locating dowel(23)In Between in through hole, connecting rod(65)Lower end and separating brake energy storage press head(66)Threaded connection;
Master collet(11)Lower front side face be provided with conductive flexible cord and pass through hole;Lower conducting rod(38)For hollow pipe part;Under Conducting rod(38)One end in master collet(11)Conductive flexible cord by hole and master collet(11)It is fixedly connected;
Described separating brake component(6)Small axle(61)For epoxy resin material integral piece;Small axle(61)Including the upper of integrally connected Cylinder portion and hollow lower cylinder portion;Block(63)For stainless steel integral piece;Link stopper(63)Upper circle including integrally connected Trunk portion, mediate cylindrical portion and lower cylinder portion, and link stopper(63)Upper cylinder portion, mediate cylindrical portion and lower cylinder The external diameter in portion is sequentially reduced;Link stopper(63)Lower cylinder portion outer wall be provided with connection external screw thread;
Separating brake energy storage axle(64)For the cylinder integral piece of nylon material;Separating brake energy storage axle(64)Top and bottom middle it is equal Provided with the circular hole being inwardly recessed, the internal thread of connection is equipped with the inwall of 2 circular holes;Connecting rod(65)For stainless steel Matter integral piece, connecting rod(65)Upper cylinder portion, mediate cylindrical portion and lower cylinder portion including integrally connected;Connecting rod (65)Upper cylinder portion and lower cylinder portion outer wall on be equipped with the external screw thread of connection;Connecting rod(65)Middle circle The locating slot that the waist of trunk portion is inwardly recessed provided with a circle;
Separating brake energy storage press head(66)For aluminium alloy integral piece, separating brake energy storage press head(66)Upper end is located at including integrally connected Connecting portion and the press section located at lower end;Separating brake energy storage press head(66)Connecting portion be hollow cylinder, on its inwall Internal thread provided with connection;Separating brake energy storage press head(66)Press section the arc for being shaped as protruding downwards.
CN201510681714.8A 2013-04-22 2013-04-22 Switched using the single-phase air bypass of safety Active CN105280406B (en)

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CN201310140481.1A Active CN104112611B (en) 2013-04-22 2013-04-22 Portable single-phase air bypass switch
CN201510681714.8A Active CN105280406B (en) 2013-04-22 2013-04-22 Switched using the single-phase air bypass of safety
CN201510685655.1A Active CN105304364B (en) 2013-04-22 2013-04-22 Easy-operating single-phase air bypass switch
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KR101759602B1 (en) 2016-01-15 2017-07-19 엘에스산전 주식회사 Draw In And Out Apparatus For Air Circuit Breaker
CN107887222B (en) * 2017-12-15 2020-09-08 国网江苏省电力有限公司淮安供电分公司 Permanent-magnet arc extinguishing live working arc extinguishing switch
CN110233074B (en) * 2018-03-05 2021-08-20 云南电网有限责任公司昭通供电局 Arc extinguishing device for portable single-phase air bypass switch
CN112599382B (en) * 2020-12-25 2024-11-08 江苏华唐电器有限公司 Portable single-phase air bypass switch spring operating mechanism
CN112599381A (en) * 2020-12-25 2021-04-02 江苏华唐电器有限公司 Portable single-phase air bypass switch

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CN105206441A (en) 2015-12-30
CN104112611B (en) 2016-01-20
CN105140061A (en) 2015-12-09
CN105304365A (en) 2016-02-03
CN104112611A (en) 2014-10-22
CN105304365B (en) 2017-07-18
CN105304364A (en) 2016-02-03
CN105304364B (en) 2017-10-17
CN105140061B (en) 2017-07-18
CN105280406A (en) 2016-01-27
CN105206441B (en) 2017-07-18

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