CN104112611A - Portable single-phase air bypass switch - Google Patents
Portable single-phase air bypass switch Download PDFInfo
- Publication number
- CN104112611A CN104112611A CN201310140481.1A CN201310140481A CN104112611A CN 104112611 A CN104112611 A CN 104112611A CN 201310140481 A CN201310140481 A CN 201310140481A CN 104112611 A CN104112611 A CN 104112611A
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- China
- Prior art keywords
- cylinder part
- energy storage
- separating brake
- conducting rod
- clutch
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H3/3042—Power arrangements internal to the switch for operating the driving mechanism using spring motor using a torsion spring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
- H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
Abstract
The invention provides a portable single-phase air bypass switch which comprises a housing assembly, a positioning assembly, a conductive loop assembly, a clutch assembly, a closing assembly and an opening assembly. The housing assembly comprises a main sleeve, an insulating sleeve, a flange sleeve and a bottom cover. The positioning assembly comprises a positioning nut, a positioning frame and a positioning column. The conductive loop assembly comprises a conductive end cap, an upper conductive rod, a pressing sleeve, a connecting nut, a conductive sleeve, a static contact, a moving contact and a lower conductive rod. The closing assembly comprises a closing energy storage pull bar, a closing energy storage pull ring, a closing spring, a closing positioning pin, a closing release pull ring and an inner sleeve. The opening assembly comprises a small shaft, an opening spring, a stopping block, an opening energy storage shaft, a connecting rod, an opening energy storage pressing head, an opening positioning pin and an opening release pull ring. The body of the conductive loop assembly is arranged in the housing assembly. The portable single-phase air bypass switch overcomes the difficulty in instantaneous arc processing, and is easy to carry, simple in structure, convenient in operation and high in safety.
Description
Technical field
The present invention relates to for the middle pressure overhead transmission line hotline maintenance of power transmission and distribution and the outdoor switch device of the use of powering temporarily, be specifically related to a kind of portable single-phase air bypass switch.
Background technology
10kV circuit on-pole switch is the visual plant of distribution, is undertaking the task such as line sectionalizing and contact.Due to reasons such as switch self character, equipment life and line load variations, usually need original switch to change.But, because it is generally installed on backbone, or as the larger user's of branch of load capacity control device, if changed so adopt power failure method, operating time of needing (stop multiple labour time add the replacing time) is generally all long, also very large on the impact of power supply reliability.For reducing the power failure coverage of service work, economic benefit and the social benefit of raising enterprise, adopt charged mode to change operation and just seem necessary.The 10KV by-pass switch of domestic production at present adopts SF6(sulphur hexafluoride more) gas arc extinguishing, and be all Integral three-phase design, weight large (50Kg left and right), when operation, switch pedestal support, suspension switch need be installed, be not easy to maintainer's operation, complex procedures, workload is large, not environmental protection and greatly reduce operating efficiency; U.S. In-particular Si Luosi " Bodhisattva " the bridging line device generally adopting in the industry is at present only applicable to close application conditions, expensive and do not possess fast point function.And at present conventional on-load switch, in use because whether its dynamic/static contact engages invisible thereby difficult differentiation, brings certain potential safety hazard to maintenance work.
Summary of the invention
The object of the invention is: overcome the deficiencies in the prior art, provide a kind of and adopt single-phase type design, utilize air compressing arc extinguishing, can realize the portable single-phase air switch that closes soon soon divide function.
Technical scheme of the present invention is: portable single-phase air switch of the present invention, and its design feature is: comprise housing unit, positioning component, galvanic circle assembly, clutch pack, combined floodgate assembly and point gate assembly;
Above-mentioned housing unit comprises master collet, insulating sleeve, flange cover and bottom; Positioning component comprises setscrew nut, locating rack and reference column; Galvanic circle assembly comprises conduction end cap, upper conducting rod, gland, attaching nut, conductive casings, fixed contact, moving contact and lower conducting rod; Clutch pack comprises clutch, clutch ring and clutch sleeve pipe; Combined floodgate assembly comprises combined floodgate energy storage pull bar, combined floodgate energy storage draw ring, switching-in spring, combined floodgate alignment pin, closing a floodgate discharges draw ring and inner sleeve; Divide gate assembly to comprise that little axle, tripping spring, block, separating brake energy storage axle, connecting rod, separating brake energy storage press head, separating brake alignment pin and separating brake discharge draw ring;
The upper periphery interference fit socket of above-mentioned insulating sleeve and master collet; All interference fit sockets in the top of conductive casings and master collet; Attaching nut is for having internal thread and externally threaded nut; Attaching nut is threaded with the lower end of upper conducting rod by its internal thread; Attaching nut is threaded with the upper inside wall of conductive casings by its external screw thread; Setscrew nut is threaded with upper conducting rod and is positioned at attaching nut's top; Gland is threaded with upper conducting rod and is positioned at the top of setscrew nut; Flange cover fastens from the top down gland and is connected with the upper end outer wall thread of insulating sleeve; Upper conducting rod is fixedly connected with conduction end cap;
Reference column is socketed on the below, inside of master collet, and bottom is socketed and is fixedly connected with reference column with the bottom of main sleeve pipe; The waist portions left and right of the upward and downward of reference column is provided with combined floodgate dowel hole and separating brake dowel hole; The combined floodgate dowel hole of master collet and reference column and separating brake dowel hole corresponding position are provided with combined floodgate alignment pin and pass through hole by hole and separating brake alignment pin; Combined floodgate alignment pin and separating brake alignment pin are movably arranged on by hole in the combined floodgate dowel hole and separating brake dowel hole of reference column by hole and separating brake alignment pin by the combined floodgate alignment pin of master collet respectively; The release draw ring that closes a floodgate is connected with combined floodgate alignment pin elasticity by torsion spring; Separating brake discharges draw ring and is connected with separating brake alignment pin elasticity by torsion spring; Locating rack is provided with 2, these 2 locating racks be separately positioned on reference column place place master collet the left and right sides and be fixedly connected with master collet; The fixed contact of galvanic circle assembly is connected with the lower end inner thread of conductive casings; Moving contact is arranged on the below of fixed contact; Clutch pack is arranged in conductive casings, is positioned at the below of conducting rod; Switching-in spring is arranged in conductive casings, and switching-in spring is between clutch and fixed contact;
The left and right of above-mentioned bottom, reference column, moving contact, fixed contact to sidepiece and middle part be provided with respectively the through hole of upward and downward; Combined floodgate energy storage pull bar is from bottom to top successively through being fixedly connected with clutch by its upper end after bottom, reference column, moving contact, fixed contact side through-hole separately; Combined floodgate energy storage draw ring is fixedly mounted on the lower end of combined floodgate energy storage pull bar; Inner sleeve is connected with clutch cover gas thread by its upper end; Inner sleeve is threaded with moving contact by its lower end;
The top movable of little axle (61) is socketed in conducting rod, and the middle and lower part of little axle is actively socketed in the inner chamber of clutch and the top body of inner sleeve; Tripping spring is arranged on inner sleeve inside, and the upper end of tripping spring contacts with the lower end of little axle; The lower end of tripping spring contacts with the upper surface of block; Block is threaded with the upper end of separating brake energy storage axle after passing the through hole in the middle of moving contact by its lower end; The lower end of separating brake energy storage axle is threaded with the upper end of connecting rod; Connecting rod is actively socketed in the intermediate throughholes of reference column, and the lower end of connecting rod is threaded with separating brake energy storage press head;
The lower front side face of master collet is provided with conduction flexible cord and passes through hole; The pipe part that lower conducting rod is hollow; One end of lower conducting rod is fixedly connected with master collet by hole place at the conduction flexible cord of master collet.
Further scheme is: the master collet of above-mentioned housing unit is the cylindrical shape integral piece of the hollow made of transparent insulation Merlon; Insulating sleeve is the cylindrical shape integral piece of the hollow made of insulating polycarbonate, and the internal diameter of insulating sleeve and the external diameter of master collet adapt, and the external wall of upper portion body of insulating sleeve is provided with external screw thread; The integral piece that flange cover is nylon material, flange cover comprises upper plate, main part and the annulus portion that one connects; The upper plate of flange cover is circular plate body, and intermediate position is provided with the manhole of upward and downward; The cylindrical shape that is shaped as hollow of the main part of flange cover, its inwall is provided with the internal thread that connects use; The annulus portion of flange cover is located at outwards outstanding annulus of main part lower end; Bottom is aluminium alloy integral piece, and bottom comprises circular bottom plate and the annulus portion that one connects; The annulus portion of bottom is located at the top of base plate, and the external diameter of annulus portion is identical with the diameter of base plate.
Further scheme is: the round nut that the setscrew nut of above-mentioned positioning component is nylon material, and the internal diameter of its external diameter and insulating sleeve adapts; The inwall of setscrew nut is provided with the internal thread that connects use; Locating rack is aluminum alloy material integral piece, and locating rack comprises 2 otic placodes and the middle connecting plate that one connects, and these 2 otic placodes are divided into the both sides, front and back of middle connecting plate, are symmetrical arranged, and on 2 otic placodes, are symmetrically arranged with lock pin holes; The inner face of the middle connecting plate of locating rack is arc, and middle connecting plate is provided with alignment pin and passes through hole; Reference column is the cylindrical integral piece of aluminum alloy material, and the external diameter of reference column and the internal diameter of master collet adapt.
Further scheme is: above-mentioned galvanic circle assembly also comprises conduction flexible cord; Conduction end cap is copper integral piece, and conduction end cap comprises circular upper plate and the annular shirt rim that one connects; The annular shirt rim of conduction end cap is provided with upwards recessed suspension groove;
Upper conducting rod is copper integral piece; Upper conducting rod comprises from top to bottom upper end, connecting portion, cylinder part and the annulus portion that one connects successively; The upper end global shape of upper conducting rod is oblate cylindricality, and the Nei Qieqi upper surface, annular shirt rim that the upper end of upper conducting rod is arranged on conduction end cap contacts with the lower surface of the circular upper plate of conduction end cap; The upper end of upper conducting rod is provided with upwards recessed notch with the suspension groove corresponding position of conduction end cap; The connecting portion of upper conducting rod is that cross section is trapezoidal round table-like body substantially; The cylinder part of upper conducting rod is the cylinder of hollow, and its cylindrical outer wall is provided with the external screw thread that connects use; The annulus portion of upper conducting rod is the outside outstanding annulus that is arranged on cylinder part lower end; The interstitial hole of the cylinder part of upper conducting rod is little axle sleeve joint hole;
Gland is copper or aluminium matter integral piece; Gland comprises upper cylinder part, intermediate cylindrical body and the lower cylinder part that one connects from top to bottom; The centre of upper cylinder part, intermediate cylindrical body and the lower cylinder part of gland is the manhole coaxial and upward and downward that internal diameter is identical, the external diameter of the internal diameter of this manhole and the cylinder part of upper conducting rod adapts, and the inwall of this manhole is provided with the internal thread that connects use; The internal diameter of the manhole of the upper surface of the external diameter of the upper cylinder part of gland and flange cover adapts; The internal diameter of the external diameter of the intermediate cylindrical body of gland and flange cover adapts; The external diameter of the lower cylinder part of gland and the internal diameter of insulating sleeve adapt;
Attaching nut is copper annular nut, and the external diameter of attaching nut's internal diameter and upper conducting rod cylinder part adapts; Attaching nut's external diameter and the internal diameter of conductive casings adapt; Conductive casings is the hollow circular tube of aluminum alloy material, and the upper end inwall of conductive casings is equipped with on the inwall of lower end the internal thread that is connected use;
Fixed contact is copper integral piece, comprises one connects from top to bottom round platform portion, sawtooth basic courses department and serration; The round platform portion of fixed contact comprises upper plate and cylinder part; Upper plate is circular plate body, and the side through-hole of above-mentioned fixed contact and middle part through hole are arranged on sidepiece and the centre position of upper plate; The cylinder part of fixed contact is the cylinder of hollow, and the external diameter of cylinder part is identical with the external diameter of upper plate, and cylinder part is connected with the lower surface one of upper plate with its upper surface; Sawtooth basic courses department comprises connection panel and shirt rim; The plate body that the connection panel of sawtooth basic courses department is annular, its external diameter is greater than the external diameter of the cylinder part of round platform portion; The connection panel of sawtooth basic courses department is connected by the inwall of its annulus and the lower end outer wall one of the cylinder part of round platform portion; The shirt rim of sawtooth basic courses department is annular plate body part, and the Yi Qi upper end, shirt rim of sawtooth basic courses department connects with the periphery lower surface one that is connected panel of sawtooth basic courses department; Serration is provided with 6 to 20; The structure of each serration is basic identical, and each serration is all connected with the lower end one of the shirt rim of sawtooth basic courses department with its upper end, and the even interval of each serration arranges; Each serration surrounds and an annulus of formation jointly;
Moving contact is copper step-like integral piece; Moving contact comprises the cylinder part and the oblate trunk portion of being located at bottom of the hollow of being located at top of one connection; The external diameter of the cylinder part of moving contact is less than the external diameter of oblate trunk portion, and the internal diameter of the shirt rim of the sawtooth basic courses department of the external diameter of the cylinder part of moving contact and fixed contact adapts; The inwall of the cylinder part of moving contact is provided with the internal thread that connects use; The side through-hole of above-mentioned moving contact and middle part through hole are to be arranged on the sidepiece of oblate trunk portion and the upward and downward through hole of middle part;
One end of above-mentioned conduction flexible cord is electrically connected with moving contact; The other end of conduction flexible cord is drawn from lower conducting rod.
Further scheme is: the clutch of above-mentioned clutch pack is provided with the inner chamber of columniform hollow; Clutch ring set is connected on the outside, upper end of clutch; Clutch sleeve pipe comprises the upper cylinder part of hollow and the lower cylinder part of hollow that one connects; The external diameter of the lower cylinder part of clutch sleeve pipe is greater than the external diameter of cylinder part; The upper cylinder part of clutch sleeve pipe is actively socketed in the inner chamber of clutch; The inwall of the lower cylinder part of clutch sleeve pipe is provided with the internal thread that connects use.
Further scheme is: the combined floodgate energy storage pull bar of above-mentioned combined floodgate assembly is the body of rod part of insulating polycarbonate material; 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 pipe of the hollow of epoxy resin material, on the outer wall of the top and bottom of inner sleeve, is provided with external screw thread; The internal diameter of the internal diameter of the lower cylinder part of the external diameter of inner sleeve and clutch sleeve pipe and the cylinder part of moving contact adapts.
Further scheme also has: the little axle of above-mentioned point gate assembly is epoxy resin material integral piece; Little axle comprises the upper cylinder part of one connection and the lower cylinder part of hollow; The internal diameter of the hollow circuit cylinder body of the diameter of the upper cylinder part of little axle and upper conducting rod adapts; The internal diameter of the external diameter of the lower cylinder part of little axle and the inner chamber of clutch and inner sleeve adapts; Block is stainless steel integral piece; Link stopper comprises upper cylinder part, intermediate cylindrical body and the lower cylinder part that one connects, and the external diameter of the upper cylinder part of link stopper, intermediate cylindrical body and lower cylinder part reduces successively; The outer wall of the lower cylinder part of link stopper is provided with the external screw thread that connects use;
The cylinder integral piece that separating brake energy storage axle is nylon material; The middle, top and bottom of separating brake energy storage axle is equipped with inwardly recessed circular hole, and on the inwall of these 2 circular holes, is equipped with the internal thread that connects use; Connecting rod is stainless steel integral piece, and connecting rod comprises upper cylinder part, intermediate cylindrical body and the lower cylinder part that one connects; The upper cylinder part of connecting rod is equipped with on the outer wall of lower cylinder part the external screw thread that is connected use; The waist of the intermediate cylindrical body of connecting rod is provided with inwardly recessed location notch of a circle;
Separating brake energy storage press head is aluminium alloy integral piece, and separating brake energy storage press head comprises the connecting portion of being located at upper end that one connects and is located at the press section of lower end; The cylinder that the connecting portion of separating brake energy storage press head is hollow, its inwall is provided with the internal thread that connects use; The press section of separating brake energy storage press head be shaped as outstanding arc downwards.
The present invention has positive effect: (1) portable single-phase air switch of the present invention, master collet, insulating sleeve 12 and flange cover 13 by housing unit all adopts that insulating material is made, flange put outwards arrange outstanding annulus portion operator is conveniently held and effectively realize the upper conducting rod charged with top and when the isolation of conduction end cap and master collet adopt transparent material to use energy clear view dynamic/static contact the design such as whether engage, the fail safe using strengthens greatly, and operator's personal safety obtains effective guarantee.(2) portable single-phase air switch of the present invention, moving contact in its galvanic circle assembly adopts step cutting pattern body, fixed contact adopts serrated step Shape design, utilize aerodynamic principle, by fixed contact sawtooth place uniformly dispersing, effectively realize the electric arc that dispels moving contact and fixed contact engagement moment generation by compressed air, this design has solved a processing difficult problem for similar switch moment electric arc effectively.(3) portable single-phase air switch of the present invention, simple in structure, easy to operate, is easy to safeguard.(4) portable single-phase air switch of the present invention, total weight is about 2.5kg only, is convenient to work high above the ground and carries, and can be applicable to preferably the various application occasions such as distribution overhead line hotline maintenance, the interim power supply of circuit.(5) portable single-phase air switch of the present invention, can realize safety, carry out quickly and easily the bypass replacing operation of 10kV on-pole switch, meanwhile, break the monopolization of external product, significantly lower the purchase cost of like product, fill up the blank of domestic like product.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is that the A-A of Fig. 1 is to cutaway view;
Fig. 4 is perspective view of the present invention.
Reference numeral in above-mentioned accompanying drawing is as follows:
Housing unit 1, master collet 11, insulating sleeve 12, flange cover 13, bottom 14,
Positioning component 2, setscrew nut 21, locating rack 22, lock pin holes 22-1, reference column 23,
Galvanic circle assembly 3, conduction end cap 31, circular upper plate 31-1, annular shirt rim 31-2, suspension groove 31-3, upper conducting rod 32, gland 33, attaching nut 34, conductive casings 35, fixed contact 36, moving contact 37, lower conducting rod 38,
Clutch pack 4, clutch 41, clutch ring 42, clutch sleeve pipe 43,
Combined floodgate assembly 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 and discharges draw ring 55, inner sleeve 56,
Divide gate assembly 6, little 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, separating brake discharges draw ring 68.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
(embodiment 1)
See Fig. 1 to Fig. 4, the portable single-phase air bypass switch of the present embodiment, is mainly made up of housing unit 1, positioning component 2, galvanic circle assembly 3, clutch pack 4, combined floodgate assembly 5 and a point gate assembly 6.
Housing unit 1 is made up of master collet 11, insulating sleeve 12, flange cover 13 and bottom 14.
The material of master collet 11 is transparent insulation Merlon, the cylindrical shape that is shaped as hollow of master collet 11.The left and right sides, bottom of master collet 11 be respectively equipped with the left and right of 1 alignment pin by use to through hole; The lower front side face of master collet 11 is provided with 1 conduction flexible cord and passes through hole.The material of insulating sleeve 12 is insulating polycarbonate, the cylindrical shape that is shaped as hollow of insulating sleeve 12, and the external diameter of the internal diameter of insulating sleeve 12 and master collet 11 adapts, and the external wall of upper portion body of insulating sleeve 12 is provided with installs the external screw thread that connects use.The material of flange cover 13 is nylon, and flange cover 13 upper plates that connected by one, main part and annulus portion form.The upper plate of flange cover 13 is circular plate body, and intermediate position is provided with the manhole of the upward and downward that use is installed; The cylindrical shape that is shaped as hollow of the main part of flange cover 13, its inwall is provided with the internal thread that connects use; The annulus portion of flange cover 13 is located at outwards outstanding annulus of main part lower end.The material of bottom 14 is aluminium alloy, and the circular bottom plate that bottom 14 is connected by one and annulus portion form; The annulus portion of bottom 14 is located at the top of base plate, and the external diameter of annulus portion is identical with the diameter of base plate; The middle part of the base plate of bottom 14 and sidepiece are respectively provided with the through hole of the upward and downward of an installation use.
Positioning component 2 comprises setscrew nut 21, locating rack 22 and positioning sleeve 23.The material of setscrew nut 21 is nylon.Setscrew nut 21 is round nut, and the internal diameter of the insulating sleeve 12 of its external diameter and housing unit 1 adapts.The inwall of setscrew nut 21 is provided with the internal thread that connects use.The material of locating rack 22 is aluminium alloy.Locating rack 22 is connected and forms with middle connecting plate one by 2 otic placodes, and these 2 otic placodes are divided into the both sides, front and back of middle connecting plate, is symmetrical arranged, and on 2 otic placodes, is symmetrically arranged with lock pin holes 22-1; In use, can be by inserting stop pin to prevent misoperation in lock pin holes 22-1.The inner face of the middle connecting plate of locating rack 22 is arc, and middle connecting plate is provided with alignment pin by hole and the screw hole of fixing use is installed.Locating rack 22 is provided with identical 2 of structure.The material of reference column 23 is aluminium alloy.The global shape of reference column 23 is cylindrical.The internal diameter of the master collet 11 of the external diameter of reference column 23 and housing unit 1 adapts.The left and right of reference column 23 to center and sidepiece be respectively provided with respectively the through hole that 1 upward and downward connects, pass through hole as connecting rod installing hole and combined floodgate energy storage pull bar.About waist portions of the upward and downward of reference column 23 be provided with 2 left and right to through hole, as combined floodgate dowel hole and separating brake dowel hole, the combined floodgate energy storage pull bar that combined floodgate dowel hole passes the sidepiece of reference column 23 from left to right communicates by the connecting rod installing hole of the center of Kong Houyu reference column 23 respectively; Separating brake dowel hole communicates with the connecting rod installing hole of the center of reference column 23 from right to left.
Galvanic circle assembly 3 is mainly made up of unillustrated conduction flexible cord in conduction end cap 31, upper conducting rod 32, gland 33, attaching nut 34, conductive casings 35, fixed contact 36, moving contact 37, lower conducting rod 38 and accompanying drawing.
The material of conduction end cap 31 is copper.Conduction end cap 31 is connected to form by circular upper plate 31-1 and annular shirt rim 31-2 one, and the annular shirt rim 31-2 of conduction end cap 31 is connected with the lower end one of circular upper plate 31-1 with its upper end; The annular shirt rim 31-2 of conduction end cap 31 is provided with upwards recessed notch, as suspension groove 31-3.
Upper conducting rod 32 is copper integral piece.Upper conducting rod 32 is made up of one connects successively from top to bottom upper end, connecting portion, cylinder part and annulus portion.The upper end global shape of upper conducting rod 32 is oblate cylindricality, upper end be arranged in the annular shirt rim 31-2 of conduction end cap 31 and its upper surface with conduct electricity the lower surface of circular upper plate 31-1 of end cap 31 and contact and be fixedly connected with by screw; The upper end of upper conducting rod 32 is being provided with upwards recessed notch with the suspension groove 31-3 corresponding position of conduction end cap 31; The connecting portion of upper conducting rod 32 is that cross section is trapezoidal round table-like body substantially; The cylinder part of upper conducting rod 32 is the cylinder of hollow, and its cylindrical outer wall is provided with the external screw thread that connects use; The annulus portion of upper conducting rod 32 is the outside outstanding annulus that is arranged on cylinder part lower end.The interstitial hole of the cylinder part of upper conducting rod 32 is little axle sleeve joint hole.
Gland 33 is copper or aluminum integral piece.Gland 33 is made up of one connects from top to bottom upper cylinder part, intermediate cylindrical body and lower cylinder part.The centre of upper cylinder part, intermediate cylindrical body and the lower cylinder part of gland 33 is the manhole coaxial and upward and downward that internal diameter is identical, the external diameter of the cylinder part of the internal diameter of this manhole and upper conducting rod 32 adapts, and the inwall of this manhole is provided with the internal thread that connects use.The internal diameter of the manhole of the upper plate of the flange cover 13 of the external diameter of the upper cylinder part of gland 33 and housing unit 1 adapts; The internal diameter of the main part of the external diameter of the intermediate cylindrical body of gland 33 and flange cover 13 adapts; The internal diameter of the insulating sleeve 12 of the external diameter of the lower cylinder part of gland 33 and housing unit 1 adapts.
Attaching nut 34 is copper.Attaching nut 34 is round nut, and its inwall is provided with the internal thread that connects use, and its outer wall is provided with the external screw thread that connects use.
The material of conductive casings 35 is aluminium alloy.The pipe that conductive casings 35 is hollow, the upper end inwall of conductive casings 35 is equipped with on the inwall of lower end the internal thread that is connected use.
Fixed contact 36 is copper integral piece.Fixed contact 36 is made up of one connects from top to bottom round platform portion, sawtooth basic courses department and serration.The round platform portion of fixed contact comprises upper plate and cylinder part; Upper plate is circular plate body, and the sidepiece of the upper plate of fixed contact 36 and centre position are respectively provided with respectively the through hole of 1 upward and downward; The cylinder part of fixed contact 36 is the cylinder of hollow, and the external diameter of cylinder part is identical with the external diameter of upper plate, and cylinder part is connected with the lower surface one of upper plate with its upper surface; Sawtooth basic courses department comprises connection panel and shirt rim; The plate body that the connection panel of sawtooth basic courses department is annular, its external diameter is greater than the external diameter of the cylinder part of round platform portion; The connection panel of sawtooth basic courses department is connected by the inwall of its annulus and the lower end outer wall one of the cylinder part of round platform portion; The shirt rim of sawtooth basic courses department is annular plate body part, and the Yi Qi upper end, shirt rim of sawtooth basic courses department connects with the periphery lower end one that is connected panel of sawtooth basic courses department; Serration is provided with 6 to 20; The structure of each serration is basic identical, and each serration is all connected with the lower end one of the shirt rim of sawtooth basic courses department with its upper end, and the even interval of each serration arranges.The common encirclement of each serration forms an annular, and the external diameter of this annular is identical with the external diameter of the shirt rim of sawtooth basic courses department.
Moving contact 37 is copper step-like integral piece.The cylinder part on what moving contact 37 was connected by one be located at top and the oblate trunk portion one of being located at bottom form.The cylinder part of moving contact 37 is the cylinder of hollow, and its inwall is provided with the internal thread that connects use; 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.The through hole of its sidepiece is as combined floodgate energy storage pull bar by hole, and intermediate position through hole connects and passes through hole as separating brake energy storage axle.The external diameter of the oblate trunk portion of moving contact 37 is greater than the external diameter of cylinder part, and the internal diameter of the shirt rim of the sawtooth basic courses department of the external diameter of the cylinder part of moving contact 37 and fixed contact 36 adapts.When use, when engaging with fixed contact 36, connects moving contact 37 galvanic circle.
The material of lower conducting rod 38 is aluminium alloy.The pipe that lower conducting rod 38 is hollow.Lower conducting rod 38 is fixedly mounted on the conduction flexible cord of lower front side face of the master collet 11 of housing unit 1 by hole place, and one end of conduction flexible cord is electrically connected with moving contact 37; The other end of conduction 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 the inner chamber of columniform hollow.Clutch ring 42 is socketed in the outside, upper end of clutch 41, for buffering.Clutch sleeve pipe 43 is connected and composed by the upper cylinder part of hollow and the lower cylinder part one of hollow, and the upper cylinder part of clutch sleeve pipe 43 is actively socketed in the inner chamber of clutch 41, can be up and down; The external diameter of the lower cylinder part of clutch sleeve pipe 43 is greater than the external diameter of cylinder part; The inwall of the lower cylinder part of clutch sleeve pipe 43 is provided with the internal thread that connects use.
Combined floodgate assembly 5 mainly discharges draw ring 55 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 and inner sleeve 56 forms.
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 combined floodgate energy storage draw ring 52 is fixedly connected with the lower end of combined floodgate energy storage pull bar 51.Switching-in spring 53 is arranged in the conductive casings 35 of galvanic circle assembly 3.The release draw ring 55 that closes a floodgate is aluminum integral piece.The material of inner sleeve 56 is epoxy resin.The pipe that inner sleeve 56 is hollow.In the outer wall of the top and bottom of inner sleeve 56, be provided with the external screw thread that connects use.The internal diameter of the internal diameter of the lower cylinder part of the clutch sleeve pipe 43 of the external diameter of inner sleeve 56 and clutch pack 4 and the cylinder part of moving contact 37 adapts.
Divide gate assembly 6 mainly to comprise that little 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 discharge draw ring 68.
The material of little axle 61 is epoxy resin.Little axle 61 is formed by connecting by the lower cylinder part one of upper cylinder part and hollow.The internal diameter of the hollow circuit cylinder body of the diameter of the upper cylinder part of little axle 61 and upper conducting rod 32 adapts; The internal diameter of the inner chamber of the external diameter of the lower cylinder part of little axle 61 and clutch 41 and inner sleeve 56 adapts.The material of block 63 is stainless steel.Link stopper 63 is connected and composed by upper cylinder part, intermediate cylindrical body and lower cylinder part one, and the external diameter of the upper cylinder part of link stopper 63, intermediate cylindrical body and lower cylinder part reduces successively.The outer wall of the lower cylinder part of link stopper 63 is provided with the external screw thread that connects use.
The material of separating brake energy storage axle 64 is nylon.Separating brake energy storage axle 64 entirety are column member, and the middle, top and bottom of separating brake energy storage axle 64 is equipped with inwardly recessed circular hole, and on the inwall of these 2 circular holes, are equipped with the internal thread that connects use.The inside recessed internal diameter of circular hole in upper end of separating brake energy storage axle 64 and the diameter of the lower cylinder part of link stopper 63 adapt.The material of connecting rod 65 is stainless steel.Connecting rod 65 is connected and forms with lower cylinder part one by upper cylinder part, intermediate cylindrical body.The upper cylinder part of connecting rod 65 is equipped with on the outer wall of lower cylinder part the external screw thread that is connected use; The lower end of the diameter of the upper cylinder part of connecting rod 65 and the separating brake energy storage axle 64 inwardly internal diameter of recessed circular hole adapts.The waist of the intermediate cylindrical body of connecting rod 65 is provided with inwardly recessed location notch of a circle.
Separating brake energy storage press head 66 is aluminium alloy integral piece processed.Separating brake energy storage press head 66 is connected and forms with the press section one of being located at lower end by the connecting portion of being located at upper end.The cylinder that the connecting portion of separating brake energy storage press head 66 is hollow, its inwall is provided with the internal thread that connects use, and the external diameter of the internal diameter of the connecting portion of separating brake energy storage press head 66 and the lower cylinder part of connecting rod 65 adapts.The press section of separating brake energy storage press head 66 be shaped as outstanding arc downwards, time easy to use, press laborsaving and comfortable.
The main installation annexation of aforesaid each assembly is as following:
The insulating sleeve 12 of housing unit 1 is socketed with the upper periphery interference fit of master collet 11; All interference fit sockets in the conductive casings 35 of galvanic circle assembly 3 and the top of master collet 11; Attaching nut 34 is threaded with the lower end of the intermediate cylindrical body of upper conducting rod 32 by its internal thread and is positioned at the top of the annulus portion of upper conducting rod 32; Attaching nut 34 is threaded with the upper inside wall of conductive casings 35 by its external screw thread; The setscrew nut 21 of positioning component 2 is threaded with upper conducting rod 32 and is positioned at attaching nut 34 top; Gland 33 is threaded with upper conducting rod 32 and is positioned at the top of setscrew nut 21; Flange cover 13 fastens from the top down gland 33 and is connected with the upper end outer wall thread of insulating sleeve 12; Upper conducting rod 32 is fixedly connected with conduction end cap 31 by screw by its upper end.
The reference column 23 of positioning component 2 is located at the interior lower end of master collet 11; The bottom 14 of housing unit 1 is socketed in the lower end of main sleeve pipe 11 by its annulus portion, and is screwed and is connected with reference column 23; 2 locating racks 22 be separately positioned on reference column 23 place places master collet 11 the left and right sides and be fixedly mounted on master collet 11; After combined floodgate alignment pin 24 and the alignment pin through hole of separating brake alignment pin 25 through the middle connecting plate of locating rack 22, be movably arranged on respectively in the combined floodgate dowel hole and separating brake dowel hole of reference column 23;
The fixed contact 36 of galvanic circle assembly 3 is connected with the lower end inner thread of conductive casings 35; Moving contact 37 is arranged on the below of fixed contact 36; Clutch pack 4 is arranged in conductive casings 35, is positioned at the below of conducting rod 32;
The switching-in spring 53 of combined floodgate assembly 5 is arranged in conductive casings 35, and switching-in spring 53 is between clutch pack 4 and fixed contact 36; Combined floodgate energy storage pull bar 51 is from bottom to top successively through being fixedly connected with the clutch 41 of clutch pack 4 by its upper end after side through-hole separately on bottom 14, reference column 23, moving contact 37, fixed contact 36; Combined floodgate energy storage draw ring 52 is fixedly mounted on the lower end of combined floodgate energy storage pull bar 51; The release draw ring 55 that closes a floodgate is connected by torsion spring bullet is raw with combined floodgate alignment pin 54; Inner sleeve 56 is threaded with the clutch sleeve pipe 43 of clutch pack 4 by its upper end; Inner sleeve 56 is connected with the inner thread of the cylinder part of moving contact 37 by its lower end.
Divide the upper cylinder part of the little axle 61 of gate assembly 6 to be socketed in conducting rod 32, the lower cylinder part of little axle 61 is actively socketed in the inner chamber of clutch 41 and the top body of inner sleeve 56; Tripping spring 62 is arranged on inner sleeve 56 inside, and the upper end of tripping spring 62 contacts with the lower end of little axle 61; The lower end of tripping spring 62 contacts with the upper surface of block 63; Block 63 is threaded with the upper end of separating brake energy storage axle 64 through after the through hole of moving contact 37 middle parts by its lower cylinder part; The lower end of separating brake energy storage axle 64 is threaded with the upper end of connecting rod 65; Connecting rod 65 pivot bush units are arranged in the connecting rod installing hole of reference column 23, and the lower end of connecting rod 65 is threaded with separating brake energy storage press head 66; Separating brake discharges draw ring 68 and is connected by torsion spring elasticity with separating brake alignment pin 67.
The portable single-phase air bypass switch of the present embodiment, its operation principle and the course of work are summarized as follows:
The portable single-phase air bypass switch (being designated hereinafter simply as switch) of the present embodiment, in use, conduction end cap 31 and the common notch forming of upper conducting rod 32 by its galvanic circle assembly 3 are suspended on the upper circuit of 10KV of Awaiting Overhaul, conduction flexible cord by galvanic circle assembly 3 is electrically connected with branch road, thus a bypass while forming 10KV line maintenance.
When closing a floodgate, switch forms an energising circuit by conduction end cap 31, upper conducting rod 32, gland 33, attaching nut 34, conductive casings 35, fixed contact 36, the moving contact 37 of galvanic circle assembly 3 and the conduction flexible cord that is electrically connected with moving contact 37 and draws from lower conducting rod 38; When switch separating brake, the fixed contact 36 of galvanic circle assembly 3 separates with moving contact 37, thereby energising circuit disconnects.
The switching-in spring 53 of combined floodgate assembly 5 is for the energy storage of closing a floodgate, pull combined floodgate energy storage pull bar 51 by combined floodgate energy storage draw ring 52, combined floodgate energy storage pull bar 51 is with dynamic clutch 41, clutch sleeve pipe 43, inner sleeve 56 action downwards until eject moving contact 37, switch is realized separating brake, and meanwhile, switching-in spring 53 extends up and down, in energy storage state, when energy storage puts in place, being subject to close a floodgate discharges the interior torsion spring pressure of annulus 55, and combined floodgate alignment pin 54 inserts in combined floodgate dowel hole combined floodgate energy storage pull bar 51 is located.In the time that needs close a floodgate, thereby discharge combined floodgate energy storage pull bar 51 thereby pull the release annulus 55 that closes a floodgate to drive combined floodgate alignment pins 54 to pull out, under the elastic reaction of switching-in spring 53, clutch 41, clutch sleeve pipe 43, inner sleeve 56 and moving contact 37 move upward, and realize combined floodgate thereby moving contact 37 is engaged with fixed contact 36.
Divide the tripping spring 62 of gate assembly 6 for separating brake energy storage.At switch during in "on" position, tripping spring 62 is carried out to energy storage: upwards press separating brake energy storage press head 66, drive connecting rod 65, separating brake energy storage axle 64, block 63 tripping springs 62 and little axle 61 to move upward, little axle 61 motions are subject to the intermediate cylindrical body restriction of conducting rod 32 rear motionless, thereby compression tripping spring 62 is realized energy storage, when energy storage puts in place, separating brake alignment pin 67 is located connecting rod 65.In the time of needs separating brake, thereby drive separating brake alignment pin 67 to pull out release connection bar 65 thereby pull separating brake to discharge annulus 68, under the elastic reaction of tripping spring 62, little axle 61, block 63, separating brake energy storage axle 64, connecting rod 65, separating brake energy storage press head 66 move from the top down, oppressing moving contact 37 by block 63 moves downward, thereby moving contact 37 is separated with fixed contact 36, realize the separating brake of switch.
Combined floodgate, separating brake energy storage, separating brake and the combined floodgate energy storage of switch hocket.
In sum, the portable single-phase air switch of the present embodiment, master collet, insulating sleeve 12 and flange cover 13 by housing unit all adopts that insulating material is made, flange put outwards arrange outstanding annulus portion operator is conveniently held and effectively realize the upper conducting rod charged with top and when the isolation of conduction end cap and master collet adopt transparent material to use energy clear view dynamic/static contact the design such as whether engage, the fail safe using strengthens greatly, and operator's personal safety obtains effective guarantee; Moving contact in the galvanic circle assembly of switch adopts step cutting pattern body, fixed contact adopts serrated step Shape design, utilize aerodynamic principle, by fixed contact sawtooth place uniformly dispersing, effectively realize the electric arc that dispels moving contact and fixed contact engagement moment generation by compressed air, this design has solved a processing difficult problem for similar switch moment electric arc effectively; Switch simple in structure, easy to operate, is easy to safeguard; The total weight of switch is about 2.5kg only, being convenient to work high above the ground carries, can be applicable to preferably the various application occasions such as distribution overhead line hotline maintenance, the interim power supply of circuit, realize safety, carry out quickly and easily the bypass replacing operation of 10kV on-pole switch, simultaneously, break the monopolization of external product, significantly lower the purchase cost of like product, fill up the blank of domestic like product.
Above embodiment is the explanation to the specific embodiment of the present invention; but not limitation of the present invention; person skilled in the relevant technique without departing from the spirit and scope of the present invention; can also make various conversion and variation and obtain the corresponding technical scheme being equal to, therefore all technical schemes that are equal to all should be included into scope of patent protection of the present invention.
Claims (7)
1. a portable single-phase air bypass switch, is characterized in that: comprise housing unit (1), positioning component (2), galvanic circle assembly (3), clutch pack (4), combined floodgate assembly (5) and point gate assembly (6);
Described housing unit (1) comprises master collet (11), insulating sleeve (12), flange cover (13) and bottom (14); Positioning component (2) comprises setscrew nut (21), locating rack (22) and reference column (23); Galvanic circle assembly (3) comprises conduction end cap (31), upper conducting rod (32), gland (33), attaching nut (34), conductive casings (35), fixed contact (36), moving contact (37) and lower conducting rod (38); Clutch pack (4) comprises clutch (41), clutch ring (42) and clutch sleeve pipe (43); Combined floodgate assembly (5) comprises combined floodgate energy storage pull bar (51), combined floodgate energy storage draw ring (52), switching-in spring (53), combined floodgate alignment pin (54), closing a floodgate discharges draw ring (55) and inner sleeve (56); Divide gate assembly (6) to comprise that little 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 discharge draw ring (68);
Described insulating sleeve (12) and the socket of the upper periphery interference fit of master collet (11); All interference fit sockets in the top of conductive casings (35) and master collet (11); Attaching nut (34) is for having internal thread and externally threaded nut; Attaching nut (34) is threaded with the lower end of upper conducting rod (32) by its internal thread; Attaching nut (34) is threaded with the upper inside wall of conductive casings (35) by its external screw thread; Setscrew nut (21) is threaded with upper conducting rod (32) and is positioned at the top of attaching nut (34); Gland (33) is threaded with upper conducting rod (32) and is positioned at the top of setscrew nut (21); Flange cover (13) fastens from the top down gland (33) and is connected with the upper end outer wall thread of insulating sleeve (12); Upper conducting rod (32) is fixedly connected with conduction end cap (31);
Reference column (23) is socketed on the below, inside of master collet (11), and bottom (14) is socketed and is fixedly connected with reference column (23) with the bottom of main sleeve pipe (11); The waist portions left and right of the upward and downward of reference column (23) is provided with combined floodgate dowel hole and separating brake dowel hole; The combined floodgate dowel hole of master collet (11) and reference column (23) and separating brake dowel hole corresponding position are provided with combined floodgate alignment pin and pass through hole by hole and separating brake alignment pin; Combined floodgate alignment pin (54) and separating brake alignment pin (67) are movably arranged on by hole in the combined floodgate dowel hole and separating brake dowel hole of reference column (23) by hole and separating brake alignment pin by the combined floodgate alignment pin of master collet (11) respectively; The release draw ring (55) that closes a floodgate is connected with combined floodgate alignment pin (54) elasticity by torsion spring; Separating brake discharges draw ring (68) and is connected with separating brake alignment pin (67) elasticity by torsion spring; Locating rack (22) is provided with 2, these 2 locating racks (22) be separately positioned on reference column (23) place place master collet (11) the left and right sides and be fixedly connected with master collet (11); The fixed contact (36) of galvanic circle assembly (3) is connected with the lower end inner thread of conductive casings (35); Moving contact (37) is arranged on the below of fixed contact (36); Clutch pack (4) is arranged in conductive casings (35), is positioned at the below of conducting rod (32); Switching-in spring (53) is arranged in conductive casings (35), and switching-in spring (53) is positioned between clutch (41) and fixed contact (36);
The left and right of described bottom (14), reference column (23), moving contact (37), fixed contact (36) to sidepiece and middle part be provided with respectively the through hole of upward and downward; Combined floodgate energy storage pull bar (51) is from bottom to top successively through being fixedly connected with clutch (41) by its upper end after bottom (14), reference column (23), moving contact (37), fixed contact (36) side through-hole separately; Combined floodgate energy storage draw ring (52) is fixedly mounted on the lower end of combined floodgate energy storage pull bar (51); Inner sleeve (56) is threaded with clutch sleeve pipe (43) by its upper end; Inner sleeve (56) is threaded with moving contact (37) by its lower end;
The top movable of little axle (61) is socketed in conducting rod (32), and the middle and lower part of little axle (61) is actively socketed in the inner chamber of clutch (41) and the top body of inner sleeve (56); Tripping spring (62) is arranged on inner sleeve (56) inside, and the upper end of tripping spring (62) contacts with the lower end of little axle (61); The lower end of tripping spring (62) contacts with the upper surface of block (63); Block (63) is threaded with the upper end of separating brake energy storage axle (64) after passing the through hole in the middle of moving contact (37) by its lower end; The lower end of separating brake energy storage axle (64) is threaded with the upper end of connecting rod (65); Connecting rod (65) is actively socketed in the intermediate throughholes of reference column (23), and the lower end of connecting rod (65) is threaded with separating brake energy storage press head (66);
The lower front side face of master collet (11) is provided with conduction flexible cord and passes through hole; The pipe part that lower conducting rod (38) is hollow; One end of lower conducting rod (38) is fixedly connected with master collet (11) by hole place at the conduction flexible cord of master collet (11).
2. portable single-phase air bypass switch according to claim 1, is characterized in that: the cylindrical shape integral piece of the hollow that the master collet (11) of described housing unit (1) is made for transparent insulation Merlon; The cylindrical shape integral piece of the hollow that insulating sleeve (12) is made for insulating polycarbonate, the external diameter of the internal diameter of insulating sleeve (12) and master collet (11) adapts, and the external wall of upper portion body of insulating sleeve (12) is provided with external screw thread; The integral piece that flange cover (13) is nylon material, flange cover (13) comprises upper plate, main part and the annulus portion that one connects; The upper plate of flange cover (13) is circular plate body, and intermediate position is provided with the manhole of upward and downward; The cylindrical shape that is shaped as hollow of the main part of flange cover (13), its inwall is provided with the internal thread that connects use; The annulus portion of flange cover (13) is located at outwards outstanding annulus of main part lower end; Bottom (14) is aluminium alloy integral piece, and bottom (14) comprises circular bottom plate and the annulus portion that one connects; The annulus portion of bottom (14) is located at the top of base plate, and the external diameter of annulus portion is identical with the diameter of base plate.
3. portable single-phase air bypass switch according to claim 2, is characterized in that: the round nut that the setscrew nut (21) of described positioning component (2) is nylon material, and the internal diameter of its external diameter and insulating sleeve (12) adapts; The inwall of setscrew nut (21) is provided with the internal thread that connects use; Locating rack (22) is aluminum alloy material integral piece, and locating rack (22) comprises 2 otic placodes and the middle connecting plate that one connects, and these 2 otic placodes are divided into the both sides, front and back of middle connecting plate, are symmetrical arranged, and are symmetrically arranged with lock pin holes (22-1) on 2 otic placodes; The inner face of the middle connecting plate of locating rack (22) is arc, and middle connecting plate is provided with alignment pin and passes through hole; The cylindrical integral piece that reference column (23) is aluminum alloy material, the internal diameter of the external diameter of reference column (23) and master collet (11) adapts.
4. portable single-phase air bypass switch according to claim 3, is characterized in that: described galvanic circle assembly (3) also comprises conduction flexible cord; Conduction end cap (31) is copper integral piece, and conduction end cap (31) comprises circular upper plate (31-1) and annular shirt rim (31-2) that one connects; The annular shirt rim (31-2) of conduction end cap (31) is provided with upwards recessed suspension groove (31-3);
Upper conducting rod (32) is copper integral piece; Upper conducting rod (32) comprises from top to bottom upper end, connecting portion, cylinder part and the annulus portion that one connects successively; The upper end global shape of upper conducting rod (32) is oblate cylindricality, the upper end of upper conducting rod (32) be arranged in the annular shirt rim (31-2) of conduction end cap (31) and its upper surface with conduct electricity the lower surface of circular upper plate (31-1) of end cap (31) and contact; The upper end of upper conducting rod (32) is provided with upwards recessed notch with suspension groove (31-3) corresponding position of conduction end cap (31); The connecting portion of upper conducting rod (32) is that cross section is trapezoidal round table-like body substantially; The cylinder that the cylinder part of upper conducting rod (32) is hollow, its cylindrical outer wall is provided with the external screw thread that connects use; The annulus portion of upper conducting rod (32) is the outside outstanding annulus that is arranged on cylinder part lower end; The interstitial hole of the cylinder part of upper conducting rod (32) is little axle sleeve joint hole;
Gland (33) is copper or aluminium matter integral piece; Gland (33) comprises upper cylinder part, intermediate cylindrical body and the lower cylinder part that one connects from top to bottom; The centre of upper cylinder part, intermediate cylindrical body and the lower cylinder part of gland (33) is the manhole coaxial and upward and downward that internal diameter is identical, the external diameter of the cylinder part of the internal diameter of this manhole and upper conducting rod (32) adapts, and the inwall of this manhole is provided with the internal thread that connects use; The internal diameter of the manhole of the upper surface of the external diameter of the upper cylinder part of gland (33) and flange cover (13) adapts; The internal diameter of the external diameter of the intermediate cylindrical body of gland (33) and flange cover (13) adapts; The internal diameter of the external diameter of the lower cylinder part of gland (33) and insulating sleeve (12) adapts;
Attaching nut (34) is copper annular nut, and the external diameter of attaching nut's (34) internal diameter and upper conducting rod (32) cylinder part adapts; The internal diameter of attaching nut's (34) external diameter and conductive casings (35) adapts; The hollow circular tube that conductive casings (35) is aluminum alloy material, the upper end inwall of conductive casings (35) is equipped with on the inwall of lower end the internal thread that is connected use;
Fixed contact (36) is copper integral piece, comprises one connects from top to bottom round platform portion, sawtooth basic courses department and serration; The round platform portion of fixed contact (36) comprises upper plate and cylinder part; Upper plate is circular plate body, and the side through-hole of described fixed contact (36) and middle part through hole are arranged on sidepiece and the centre position of upper plate; The cylinder that the cylinder part of fixed contact (36) is hollow, the external diameter of cylinder part is identical with the external diameter of upper plate, and cylinder part is connected with the lower surface one of upper plate with its upper surface; Sawtooth basic courses department comprises connection panel and shirt rim; The plate body that the connection panel of sawtooth basic courses department is annular, its external diameter is greater than the external diameter of the cylinder part of round platform portion; The connection panel of sawtooth basic courses department is connected by the inwall of its annulus and the lower end outer wall one of the cylinder part of round platform portion; The shirt rim of sawtooth basic courses department is annular plate body part, and the Yi Qi upper end, shirt rim of sawtooth basic courses department connects with the periphery lower surface one that is connected panel of sawtooth basic courses department; Serration is provided with 6 to 20; The structure of each serration is basic identical, and each serration is all connected with the lower end one of the shirt rim of sawtooth basic courses department with its upper end, and the even interval of each serration arranges; Each serration surrounds and an annulus of formation jointly;
Moving contact (37) is copper step-like integral piece; Moving contact (37) comprises the cylinder part and the oblate trunk portion of being located at bottom of the hollow of being located at top of one connection; The external diameter of the cylinder part of moving contact (37) is less than the external diameter of oblate trunk portion, and the internal diameter of the shirt rim of the sawtooth basic courses department of the external diameter of the cylinder part of moving contact (37) and fixed contact (36) adapts; The inwall of the cylinder part of moving contact (37) is provided with the internal thread that connects use; The side through-hole of described moving contact (37) and middle part through hole are to be arranged on the sidepiece of oblate trunk portion and the upward and downward through hole of middle part;
One end of described conduction flexible cord is electrically connected with moving contact (37); The other end of conduction flexible cord is drawn from lower conducting rod (38).
5. portable single-phase air bypass switch according to claim 4, is characterized in that: the clutch (41) of described clutch pack (4) is provided with the inner chamber of columniform hollow; Clutch ring (42) is socketed in the outside, upper end of clutch (41); Clutch sleeve pipe (43) comprises the upper cylinder part of hollow and the lower cylinder part of hollow that one connects; The external diameter of the lower cylinder part of clutch sleeve pipe (43) is greater than the external diameter of cylinder part; The upper cylinder part of clutch sleeve pipe (43) is actively socketed in the inner chamber of clutch (41); The inwall of the lower cylinder part of clutch sleeve pipe (43) is provided with the internal thread that connects use.
6. portable single-phase air bypass switch according to claim 5, is characterized in that: the body of rod part that the combined floodgate energy storage pull bar (51) of described combined floodgate assembly (5) is insulating polycarbonate material; The material of combined floodgate energy storage draw ring (52) and the release draw ring (55) that closes a floodgate is aluminium alloy; Inner sleeve (56) is the pipe of the hollow of epoxy resin material, on the outer wall of the top and bottom of inner sleeve (56), is provided with external screw thread; The internal diameter of the cylinder part of the internal diameter of the lower cylinder part of the external diameter of inner sleeve (56) and clutch sleeve pipe (43) and moving contact (37) adapts.
7. portable single-phase air bypass switch according to claim 6, is characterized in that: the little axle (61) of described point gate assembly (6) is epoxy resin material integral piece; Little axle (61) comprises the upper cylinder part of one connection and the lower cylinder part of hollow; The internal diameter of the hollow circuit cylinder body of the diameter of the upper cylinder part of little axle (61) and upper conducting rod (32) adapts; The internal diameter of the inner chamber of the external diameter of the lower cylinder part of little axle (61) and clutch (41) and inner sleeve (56) adapts; Block (63) is stainless steel integral piece; Link stopper (63) comprises upper cylinder part, intermediate cylindrical body and the lower cylinder part that one connects, and the external diameter of the upper cylinder part of link stopper (63), intermediate cylindrical body and lower cylinder part reduces successively; The outer wall of the lower cylinder part of link stopper (63) is provided with the external screw thread that connects use;
The cylinder integral piece that separating brake energy storage axle (64) is nylon material; The middle, top and bottom of separating brake energy storage axle (64) is equipped with inwardly recessed circular hole, and on the inwall of these 2 circular holes, is equipped with the internal thread that connects use; Connecting rod (65) is stainless steel integral piece, and connecting rod (65) comprises upper cylinder part, intermediate cylindrical body and the lower cylinder part that one connects; The upper cylinder part of connecting rod (65) is equipped with on the outer wall of lower cylinder part the external screw thread that is connected use; The waist of the intermediate cylindrical body of connecting rod (65) is provided with inwardly recessed location notch of a circle;
Separating brake energy storage press head (66) is aluminium alloy integral piece, and separating brake energy storage press head (66) comprises the connecting portion of being located at upper end that one connects and is located at the press section of lower end; The cylinder that the connecting portion of separating brake energy storage press head (66) is hollow, its inwall is provided with the internal thread that connects use; The press section of separating brake energy storage press head (66) be shaped as outstanding arc downwards.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510686161.5A CN105304365B (en) | 2013-04-22 | 2013-04-22 | The single-phase air bypass switch of low cost |
| CN201510685569.0A CN105206441B (en) | 2013-04-22 | 2013-04-22 | The single-phase air bypass switch of easy care |
| CN201510681624.9A CN105140061B (en) | 2013-04-22 | 2013-04-22 | single-phase air bypass switch |
| CN201310140481.1A CN104112611B (en) | 2013-04-22 | 2013-04-22 | Portable single-phase air bypass switch |
| CN201510685655.1A CN105304364B (en) | 2013-04-22 | 2013-04-22 | Easy-operating single-phase air bypass switch |
| CN201510681714.8A CN105280406B (en) | 2013-04-22 | 2013-04-22 | Switched using the single-phase air bypass of safety |
| US14/786,140 US9576758B2 (en) | 2013-04-22 | 2014-04-21 | Portable single-phase air bypass switch for live power distribution network |
| PCT/CN2014/075787 WO2014173266A1 (en) | 2013-04-22 | 2014-04-21 | Portable single-phase air bypass switch for live line work in distribution network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310140481.1A CN104112611B (en) | 2013-04-22 | 2013-04-22 | Portable single-phase air bypass switch |
Related Child Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510685655.1A Division CN105304364B (en) | 2013-04-22 | 2013-04-22 | Easy-operating single-phase air bypass switch |
| CN201510686161.5A Division CN105304365B (en) | 2013-04-22 | 2013-04-22 | The single-phase air bypass switch of low cost |
| CN201510685569.0A Division CN105206441B (en) | 2013-04-22 | 2013-04-22 | The single-phase air bypass switch of easy care |
| CN201510681624.9A Division CN105140061B (en) | 2013-04-22 | 2013-04-22 | single-phase air bypass switch |
| CN201510681714.8A Division CN105280406B (en) | 2013-04-22 | 2013-04-22 | Switched using the single-phase air bypass of safety |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104112611A true CN104112611A (en) | 2014-10-22 |
| CN104112611B CN104112611B (en) | 2016-01-20 |
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ID=51709358
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510681624.9A Active CN105140061B (en) | 2013-04-22 | 2013-04-22 | single-phase air bypass switch |
| CN201310140481.1A Active CN104112611B (en) | 2013-04-22 | 2013-04-22 | Portable single-phase air bypass switch |
| CN201510686161.5A Active CN105304365B (en) | 2013-04-22 | 2013-04-22 | The single-phase air bypass switch of low cost |
| 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 |
| CN201510685569.0A Active CN105206441B (en) | 2013-04-22 | 2013-04-22 | The single-phase air bypass switch of easy care |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510681624.9A Active CN105140061B (en) | 2013-04-22 | 2013-04-22 | single-phase air bypass switch |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510686161.5A Active CN105304365B (en) | 2013-04-22 | 2013-04-22 | The single-phase air bypass switch of low cost |
| 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 |
| CN201510685569.0A Active CN105206441B (en) | 2013-04-22 | 2013-04-22 | The single-phase air bypass switch of easy care |
Country Status (1)
| Country | Link |
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| CN (6) | CN105140061B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9755407B2 (en) | 2016-01-15 | 2017-09-05 | Lsis Co., Ltd. | Draw out apparatus for air circuit breaker |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105280406B (en) | 2017-10-17 |
| CN105304364A (en) | 2016-02-03 |
| CN104112611B (en) | 2016-01-20 |
| CN105304365B (en) | 2017-07-18 |
| CN105304364B (en) | 2017-10-17 |
| CN105206441A (en) | 2015-12-30 |
| CN105140061B (en) | 2017-07-18 |
| CN105304365A (en) | 2016-02-03 |
| CN105140061A (en) | 2015-12-09 |
| CN105206441B (en) | 2017-07-18 |
| CN105280406A (en) | 2016-01-27 |
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