CN105811312A - Bottle-supporting and line-tightening tool for replacing tension insulator of distribution line and application method thereof - Google Patents
Bottle-supporting and line-tightening tool for replacing tension insulator of distribution line and application method thereof Download PDFInfo
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- CN105811312A CN105811312A CN201610391698.3A CN201610391698A CN105811312A CN 105811312 A CN105811312 A CN 105811312A CN 201610391698 A CN201610391698 A CN 201610391698A CN 105811312 A CN105811312 A CN 105811312A
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- bar
- insulator
- wire
- line
- tightener
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
The invention discloses a bottle-supporting and line-tightening tool for replacing a tension insulator of a distribution line and an application method thereof.The bottle-supporting and line-tightening tool comprises an insulating lever, a line tightener, a fixed seat and a universal connecting clamp.The universal connecting clamp comprises a fixed body detachably connected with the insulating lever and a movable body detachably connected with the fixed seat, the line tightener is connected to the fixed seat, one end of the insulating lever is connected with an insulating hook, and the fixed body is detachably universally connected with the movable body, so that the insulating lever and the fixed seat can adjust the orientation.The fixed seat is installed on a cross arm.An insulator steel cap is supported through the insulating hook, the hook end of the line tightener hooks a wire, and after the line tightener is tightened to transfer the load of the wire on the insulator, the insulator is replaced.Through the matching design of the fixed seat and the universal connecting clamp, the structure of a bottle-supporting frame is simplified, the bottle-supporting and line-tightening integrating tool is formed.The bottle-supporting and line-tightening tool is simple in structure and compact in layout, has higher convenience in field installation and is matched with a wire clamp during the use, the insulator can be replaced through indirect operation through an insulating operation rod, and the insulator is replaced more safely and more efficiently.
Description
Technical field
The present invention relates to a kind of distribution line, be specifically related to a kind of distribution line and change bottle supporting stringing instrument and the application process thereof of strain insulator.
Background technology
Along with the raising day by day of socioeconomic development and living standards of the people, Reliability of Power Supplying Net Work is required more and more higher by various circles of society, circuit carries out hotline maintenance and is to ensure that electric energy continues the effective means supplied, and it extensively carries out within the scope of city.But along with rural economy develops rapidly and the increasing year by year of resident's household electrical appliance, power grid enterprises " one draws a line; one stop a sheet of " maintenance way can not meet rural electricity consumption demand, therefore livewire work also begins to progressively extend to agriculture distribution, need under the environment that do not have a power failure, carry out troubleshooting, reach the purpose of good service.
There is following characteristics in agriculture distribution line:
1, having inconvenient traffic, vehicle is difficult to put in place；
2, working environment is complicated, and aerial lift device with insulated arm cannot arrive best job position；
3, relief, causes that distribution line shaft tower relative altitude raises, beyond aerial lift device with insulated arm operating radius.
By the analysis to agriculture distribution line feature, owing to being subject to the restriction of the factors such as traffic, landform, equipment situation, conventional direct operation mode cannot complete upkeep operation.
Summary of the invention
It is an object of the invention to provide and a kind of can be changed the instrument of bottle supporting stringing integration of strain insulator and concrete application process thereof by earth potential indirect operating.
The invention discloses a kind of distribution line and change the bottle supporting stringing instrument of strain insulator, including insulation lever, tightener, fixing seat and universal Connection Card, universal Connection Card includes removably connecting fixed body on insulation lever and the mobile that is removably connected on fixing seat, tightener is connected on fixing seat, one end of insulation lever is connected to insulated hook, detachable universal connection between fixed body and mobile, makes insulation lever and fixing seat adjustable orientation, and fixing seat is installed on cross-arm；Hold insulator steel cap by insulated hook, hook wire by the hook end of tightener, shift change porcelain insulator after the wire load to insulator by tightening up tightener.
Described fixed body includes one end the circular casing of Closed end plate and the vertical connection screw rod connecting Closed end plate outer side center position, the other end of circular casing is connected to the U-shaped body of evagination, U-shaped body is connected as a single entity with opening and circular casing, and the base of U-shaped body has and the screw being connected screw rod coaxial line；There is a pair lateral aperture in the connection screw rod direction that is perpendicular to of insulation bar bar side wall, and one of horizontal side hole wall of lateral aperture is the inner side of Closed end plate；It it is spline type structure outside the Closed end plate of circular casing.
Described insulation lever is telescopic rod, and with matched in clearance traverse from the lateral aperture described fixed body, the U-shaped body link of its corresponding described circular casing is tightened spacing by being connected to screw rod in described screw and supporting locking nut.
Described screw rod is connected to the T-nut seat of insulation after described U-shaped body, and the internal thread hole of T-nut seat is the blind hole from miner diameter end toward bigger diameter end, and miner diameter end is connected on screw rod, is held out against the outer wall of described insulation lever by the bigger diameter end of T-nut seat.
Described mobile includes connecting ring and being vertically connected at the joint pin of its sidewall, and the side connecting ring is the spline type structure matched with described fixed body, and the axial centre connecting ring has and the described connecting hole being connected screw rod coupling, and the outer end of joint pin is thread head.
Described connection ring is placed on described connection screw rod so that spline type structure side is relative with the spline type structure end of described circular casing, connects the corresponding outside connecting ring on screw rod and is connected to stop bit knob.
Being shaped as of described stop bit knob is T-shaped, and its axial centre has internal thread through hole, and the outer end of described connection screw rod is connected to opening spring pin after stop bit knob；The miner diameter end sidewall of stop bit knob is connected to stop screw radially.
Described fixing seat includes rectangular box and the locking clamp for clamping cross-arm one opposite side；Described tightener is belt ratchet-wheel wire tightener, including ratchet, ratchet and special spanner, the pair of side plates of the central shaft traverse rectangular box of ratchet, ratchet and special spanner are sequentially connected to the outside of central shaft epipleural, ratchet is fixed on the outside of side plate, stringing band is around in the central axis segment between biside plate, and stringing band passes rectangular box from the direction being perpendicular to central shaft；Locking clamp includes T-shaped connection seat and is positioned at the threaded rod of T-shaped connection seat horizontal plate one end and vertical plate outer end extension, and two threaded rods are connected to the card base of L-shaped, and on threaded rod, the outside of card base is all configured with wing nut；The thread head of the joint pin of described mobile passes through nut check, the inner place restraining position ring block of thread head on joint pin after the sidewall of rectangular box.
The invention also discloses the application process of a kind of above-mentioned instrument, comprise the following steps:
(1) No. 1 electrician pole climbing on bar, after arriving masthead, keeps safe distance with wire and wire, insulator, cross-arm is carried out electrical verification, confirm without after leaky, continue to step on bar to cross-arm position, adjust seat belt, seat belt is tied up to correct position and hangs up properly transmission rope；
(2) on bar, wire to closing on of No. 1 electrician, insulator, cross-arm carry out insulation and cover；
(3) bottle supporting stringing instrument and protection rope for conductor are transferred on bar by ground electrician, and on bar, bottle supporting stringing instrument and protection rope for conductor are installed by No. 1 electrician at cross-arm side；
(4) on bar, No. 2 electrician pole climbings keep safe distance to wire, use insulating bar to assist to install on No. 1 electrician's wire on bar fixing-line device；
(5) treating that fixing-line device installs, on bar, No. 1 electrician is regulated by universal Connection Card and the position of fixed insulation lever so that it is what the insulated hook of one end was stable holds insulator steel cap；
(6) on bar, No. 1 electrician makes the load transfer insulator of wire relax by tightening up tightener, is then fixed by wire with protection rope；
(7) on bar, No. 2 electricians use insulating bar to be extracted by the spring catch at insulator bowl head place；
(8) on bar, No. 1 electrician makes insulation lever free to rotate by universal Connection Card, the steel cap of insulator held all the time by the insulated hook simultaneously making its one end, on bar, No. 2 electricians use insulating bar to control bowl head, and two electricians operation that cooperates makes insulator depart from bowl head；
(9) will be disengaged from the insulator of bowl head with transmission rope and deliver to ground, new insulator transmission rope is mentioned on bar；
(10) on bar, No. 1 electrician and No. 2 electricians cooperate and are arranged on bowl bulb hanging ring by one end of new insulator, first-class spring catch, are arranged on by the other end of new insulator on strain clamp and fasten, take off tightener and make wire relaxes；
(11) remove Work tool and pass ground back by transmitting rope；
(12) on bar, adjacent conductors, insulator, covering of cross-arm insulation are removed by No. 1 electrician；
(13) lower beam after situation on operating personnel's inspection bar, operation is complete.
Fixing-line device structure in said method is as follows: include card line main body and the union joint being attached to and elastic spacing mechanism, union joint is used for attended operation bar, operating personnel is operated by bar and is connected earth potential operation with union joint and makes card line main body clamping wire, and elastic spacing mechanism makes card line main body block self-locking after wire to improve safety；
Card line main body includes stationary body and is articulated with active agent thereon, stationary body and active agent are high-strength aluminum alloy die forging and form, cable clamping interface is arranged at the bottom of stationary body, the downside of active agent coordinates with cable clamping interface blocks wire, one end of active agent is hinged with handle, and there is bar-shaped trough stationary body correspondence handle position, and handle passes from bar-shaped trough, realizing the folding of active agent by applying external force to handle, elastic spacing mechanism is vertically connected on handle；
Elastic spacing mechanism includes fixing post, spring and steel ball, there is blind round hole at the length direction center of fixing post, spring is placed in blind round hole, steel ball is fixed on the outer end of spring, spring freely can stretch in blind round hole with steel ball, fixing post is cylinder, and its link outer wall with stationary body has screw thread；The peripheral edge portion of steel ball or all stretch out in outside blind round hole；
The bar-shaped trough side of stationary body physically have screwed hole corresponding with fixing post link；The peripheral edge portion of steel ball or all stretch out in the described bar-shaped trough China and foreign countries on stationary body；The downside of stationary body is connected to the union joint for attended operation bar；Joint includes cylinder and is perpendicular to the attachment structure of cylindrical sidewall, and the upper end of attachment structure is the external screw thread head being connected with stationary body, and cylindrical one end is Flos Mume bond structure；There is the U-type groove being perpendicular to sidewall cylindrical downside；
Being hinged with limiting plate relative to the offside of elastic spacing mechanism on active agent, there is connection ring the upper end of limiting plate.
Insulation lever and tightener are connected as a whole by fixing seat and universal Connection Card by bottle supporting stringing instrument, the setting of universal Connection Card makes fixing seat and insulation lever all can adjust suitable orientation easily, fixing seat is fixed on cross-arm after adjusting orientation, and the orientation adjustment of insulation lever is easy to the insulated hook of its one end and is hooked the steel cap of insulator with most suitable angle.The matching design of fixing seat and universal Connection Card simplifies the structure of bottle-holding rack, also combine the connection of tightener, form the instrument of bottle supporting, stringing integration, the simple in construction of whole instrument and characteristics of compact layout, making in-site installation more convenient, the operation changing insulator is more safe efficient.Tightener can also tackle complicated rod-type with the integral structure of bottle-holding rack, it is achieved that the extension of operation distance, makes this instrument be applicable to carry out indirect operating to change strain insulator from earth potential.In order to make universal Connection Card can make fixing seat and the insulation omnibearing adjustment position of lever, whole instrument can be made again easy for installation, universal Connection Card is designed as two fixed bodies being connected with insulation lever and fixing seat respectively and mobile, is axially tightened by stop bit knob between fixed body and mobile and be integrated.In order to make between fixed body and the mobile of universal Connection Card, better circumference is spacing, and the joint face of fixed body and mobile is designed as the spline type structure matched.In order to avoid stop bit knob loosens, connect opening spring pin in the outside connecting screw rod upper position-arresting knob, connect stop screw radially at the miner diameter end sidewall of stop bit knob simultaneously.
Fixing-line device is provided with elastic spacing mechanism on stationary body, makes active agent block lock-bit after wire, it is to avoid fixing-line device makes active agent loosen along the impact of external force, so that fixing-line device comes off from wire, improves safety during fixing-line device work.In order to realize the purpose of fixing-line device energy earth potential operation, stationary body is provided with the union joint for attended operation bar.In order to make stable connection between union joint and action bars, the attachment structure between union joint and action bars is designed as Flos Mume key, mutually stablizing card and be integrated by Flos Mume bond structure between action bars and union joint.In order to be further ensured that action bars promotes the stability of fixing-line device, union joint arranges U-type groove, carry out the perfect action bars that realizes by U-type groove and prunus mume (sieb.) sieb.et zucc. spline fitted and stably promote fixing-line device to move along wire.In sum, comparing with prior art, fixing-line device makes active agent have auto-lock function by setting up elastic spacing mechanism on stationary body, thus improving fixing-line device safety in practical process；By setting up the clamping position that the joint being connected with action bars promotes fixing-line device on wire on stationary body, make tightener auto lock wire, make the installation of fixing-line device and the operation of card line can carry out at earth potential.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the section view structure for amplifying schematic diagram of universal Connection Card fixed body in Fig. 1.
Fig. 3 is the left view schematic diagram of Fig. 2.
Fig. 4 is the structure for amplifying schematic diagram of universal Connection Card mobile in Fig. 1.
Schematic diagram is looked on the right side that Fig. 5 is Fig. 4.
Fig. 6 is the structural representation of fixing-line device.
Fig. 7 is the schematic rear view of Fig. 6.
Fig. 8 is the sectional structure schematic diagram of Fig. 6 Elastic position-limit mechanism.
Detailed description of the invention
As shown in Figures 1 to 5, this distribution line that present embodiment discloses changes the bottle supporting stringing instrument of strain insulator, engages, including insulation lever 1, tightener 2, fixing seat 3 and fixed body 4 and the mobile 5 being removably connected on fixing seat 3 by removably connecting on insulation lever 1, the universal Connection Card formed.
Fixed body 4 includes one end the circular casing 41 of Closed end plate and the vertical connection screw rod 42 connected outside Closed end plate, the other end of circular casing 41 is connected to the U-shaped body 43 of evagination, U-shaped body 43 is connected as a single entity with opening and circular casing 41, and the base of U-shaped body 43 has and the screw being connected screw rod 42 coaxial line；There is a pair lateral aperture in the connection screw rod direction that is perpendicular to of insulation lever 1 sidewall, and one of horizontal side hole wall of lateral aperture is the inner side of Closed end plate.Being connected to screw rod 6 in screw on U-shaped body 43, the inner of screw rod is connected to the T-nut seat 7 of insulation after U-shaped body, and the internal thread hole of T-nut seat 7 is the blind hole from miner diameter end toward bigger diameter end, and miner diameter end is connected on screw rod 6.Insulation lever 1 passes with matched in clearance from the lateral aperture fixed body 4.The corresponding side outer wall of insulation lever 1 is held out against by the bigger diameter end of T-nut seat 7.It it is spline type structure outside the Closed end plate of circular casing 41.The outer end of screw rod 6 is connected to wing nut.
Mobile 5 includes connecting ring 51 and being vertically connected at the joint pin 52 of its sidewall, the side connecting ring 51 is the spline type structure matched with circular casing 41 Closed end plate, the axial centre connecting ring 51 has and the connecting hole being connected screw rod 42 coupling, and the outer end of joint pin 52 is thread head.
Connect ring 51 to be placed on connection screw rod 42 so that spline structure side is relative with the spline structure end of circular casing 41, connect the corresponding outside connecting ring 51 on screw rod 42 and be connected to stop bit knob 8.Being shaped as of stop bit knob 8 is T-shaped, and its axial centre has internal thread through hole.
The outer end connecting screw rod 42 is connected to opening spring pin after stop bit knob 8, and the miner diameter end sidewall of stop bit knob 8 is connected to stop screw 9 radially, to avoid stop bit knob to loosen.
Universal Connection Card is designed as two fixed bodies being connected with insulation lever and fixing seat respectively and mobile, make universal Connection Card can make fixing seat and the insulation omnibearing adjustment position of lever, whole instrument can be made again easy for installation, axially tightened by stop bit knob between fixed body and mobile and be integrated.
The joint face of fixed body and mobile is designed as the spline type structure matched, makes between fixed body and the mobile of universal Connection Card better circumferential spacing.
Fixing seat 3 includes rectangular box 31 and the locking clamp for clamping cross-arm one opposite side.
Tightener 2 is belt ratchet-wheel wire tightener, including ratchet 21, ratchet 22 and special spanner 23, the pair of side plates of the central shaft traverse rectangular box 31 of ratchet 21, ratchet 21 and special spanner 23 are sequentially connected to the outside of central shaft epipleural, ratchet 22 is fixed on the outside of side plate, stringing band is around in the central axis segment between biside plate, and stringing band is from the direction traverse rectangular box 31 being perpendicular to central shaft, and the outer end of stringing band is connected to closeable hook 24.
Locking clamp includes T-shaped connection seat 32 and is positioned at T-shaped connection seat 32 horizontal plate one end and the threaded rod 33 of vertical plate outer end extension, and two threaded rods 33 are connected to the card base 34 of L-shaped, and on threaded rod 33, the outside of card base is all configured with locking nut 5.The aforementioned structure of locking clamp makes being arranged and fixed conveniently and simple in construction of fixing seat 3 and cross-arm.
The thread head of the joint pin 52 of mobile 5 passes through nut check, the inner place restraining position ring block 521 of thread head on joint pin 52 after the sidewall of rectangular box 31.
Insulation lever and tightener are connected as a whole by fixing seat and universal Connection Card by bottle supporting stringing instrument, the setting of universal Connection Card makes fixing seat and insulation lever all can adjust suitable orientation easily, fixing seat is fixed on cross-arm after adjusting orientation, and the orientation adjustment of insulation lever is easy to the insulated hook of its one end and is hooked the steel cap of insulator with most suitable angle.The matching design of fixing seat and universal Connection Card simplifies the structure of bottle-holding rack, also combine the connection of tightener, form the instrument of bottle supporting, stringing integration, the simple in construction of whole instrument and characteristics of compact layout, making in-site installation more convenient, the operation changing insulator is more safe efficient.Tightener can also tackle complicated rod-type with the integral structure of bottle-holding rack, it is achieved that the extension of operation distance, makes this instrument be applicable to carry out indirect operating to change strain insulator from earth potential.
As shown in Figure 6 to 8, the present embodiment also discloses a kind of fixing-line device, including stationary body K1, active agent K2, limiting plate K3, elastic spacing mechanism K4.
Cable clamping interface is arranged at the bottom of stationary body K1, one end of active agent K2 is hinged with handle K5, active agent K2 is articulated with on stationary body K1, there is bar-shaped trough stationary body K1 correspondence handle K5 position, handle K5 passes from bar-shaped trough, realizing the folding of active agent K2 by applying external force to handle K5, the downside of active agent K2 coordinates with cable clamping interface blocks wire.
Elastic spacing mechanism K4 includes fixing post K41, spring K42 and steel ball K43, there is blind round hole at the length direction center of fixing post K41, spring K42 is placed in blind round hole, and steel ball K43 is fixed on the outer end of spring K42, and spring K42 freely can stretch in blind round hole with steel ball K43.Fixing post K41 is cylinder, and its link outer wall with stationary body K1 has screw thread.Stationary body K1 bar-shaped trough side physically have screwed hole corresponding with fixing post link.The peripheral edge portion of steel ball K43 or all stretch out in outside blind round hole.
After elastic spacing mechanism K4 and stationary body K1 assemble, the peripheral edge portion of steel ball K43 or all stretch in the bar-shaped trough on stationary body K1.
The downside of stationary body K1 is connected to the union joint K6 for attended operation bar.Union joint K6 includes cylinder K61 and the upper end being perpendicular to the attachment structure K62 of cylinder K61 sidewall, attachment structure K62 is the external screw thread head being connected with stationary body K1, and one end of cylinder K61 is Flos Mume bond structure.There is the U-type groove K63 being perpendicular to sidewall the downside of cylinder K61.
On active agent K2, the offside relative to elastic spacing mechanism K4 is hinged with the limiting plate K3 that can be operated by bar rotation, and the ring K7 that connects that action bars is connected by limiting plate K3 upper end pulls rotation the card access surface of stationary body K1 and active agent K2 clamping wire to be sealed.
Stationary body K1 and active agent K2 is high-strength aluminum alloy die forging and forms, for overhead line construction or maintenance universal architecture.Limiting plate K3, elastic spacing mechanism K4 and the newly-increased structure that union joint 6 is the present embodiment for attended operation bar.
nullThe work process of fixing-line device is as follows: first opened by the active agent of fixing-line device，Limiting plate on active agent is opened，Make formation card line region between the cable clamping interface of stationary body and the downside of active agent，Then action bars is connected with the joint on the downside of stationary body and the cable clamping interface of stationary body is mounted on wire，By another root action bars, the handle of active agent and already installed tightener are connected，Then pass through the action bars connected with union joint and promote stationary body toward the direction away from tightener，Tightener automatic tension active agent is made to make it by wire clamping together with stationary body，Active agent along stationary body bar-shaped trough slide time，The steel ball of elastic spacing mechanism is by active agent extruding retraction，Active agent is pulled after putting in place，The springback of elastic spacing mechanism makes steel ball reset and active agent is withstood self-locking.The card access surface that down rotates stationary body and active agent clamping wire of ring that connects hooked on limiting plate finally by action bars seals.Elastic self-locking mechanism and limiting plate form dual fail-safe and improve the practical safety of fixing-line device.
Above-mentioned bottle supporting stringing instrument and fixing-line device coordinate the concrete operations order changing strain insulator as follows:
No. 1 electrician pole climbing on bar, after arriving masthead, keep safe distance with wire and wire, insulator, cross-arm are carried out electrical verification, confirm without after leaky, continue to step on bar to cross-arm position, adjust seat belt, seat belt tied up to correct position and hangs up properly transmission rope, then the wire closed on, insulator, cross-arm being carried out insulation and cover.
Bottle supporting stringing instrument and protection rope for conductor are transferred on bar by ground electrician, and on bar, the fixing seat of the bottle supporting stringing instrument card base by L-shaped and screw rod and locking nut are fixed on cross-arm by No. 1 electrician, are installed at cross-arm side by protection rope for conductor.
On bar, No. 2 electrician pole climbings keep safe distance to wire, first active agent is opened, insulating bar is used to assist No. 1 electrician on bar to be mounted on wire by the cable clamping interface of stationary body by fixing-line device, the hook connecting of the handle of active agent Yu tightener is connected, then pass through insulating bar be connected with the union joint on stationary body and promote fixing-line device, making tightener tension active agent be blocked by wire, active agent is blocked self-locking by the elastic spacing mechanism on stationary body simultaneously.
On bar, No. 1 electrician unscrews the stop bit knob of universal Connection Card; the spline joint face making its fixed body and mobile departs from; rotating insulated lever adjusts its orientation; make the insulated hook of insulation lever one end stable hold insulator steel cap; tighten stop bit knob; prevent insulator in stringing process from swinging, then tighten up tightener and make the load transfer insulator of wire relax, and with protection rope, wire is fixed.
On bar, No. 2 electricians use insulating bar to be extracted by the spring catch at insulator bowl head place.
On bar, No. 1 electrician makes insulation lever free to rotate by universal Connection Card, the steel cap of insulator held all the time by the insulated hook simultaneously making its one end, on bar, No. 2 electricians use insulating bar to control bowl head, two electricians operation that cooperates makes insulator depart from bowl head, and deliver to ground with transmitting the insulator that will be disengaged from bowl head of restricting, new insulator transmission rope is mentioned on bar.
On bar, No. 1 electrician and No. 2 electricians cooperate and are arranged on bowl bulb hanging ring by one end of new insulator, first-class spring catch, the other end of new insulator is arranged on strain clamp and fastens, take off tightener and make wire relaxes, remove Work tool and pass ground back by transmitting rope.
On bar, adjacent conductors, insulator, covering of cross-arm insulation are removed by No. 1 electrician.Lower beam after situation on operating personnel's inspection bar, operation is complete.
Claims (10)
1. the bottle supporting stringing instrument of a distribution line replacing strain insulator, it is characterized in that: this instrument includes insulation bar bar, tightener, fixing seat and universal Connection Card, universal Connection Card includes removably connecting fixed body on insulation lever and the mobile that is removably connected on fixing seat, tightener is connected on fixing seat, one end of insulation lever is connected to insulated hook, detachable universal connection between fixed body and mobile, making insulation lever and fixing seat adjustable orientation, fixing seat is installed on cross-arm；Hold insulator steel cap by insulated hook, hook wire by the hook end of tightener, shift change porcelain insulator after the wire load to insulator by tightening up tightener.
2. distribution line as claimed in claim 1 changes the bottle supporting stringing instrument of strain insulator, it is characterized in that: described fixed body includes one end the circular casing of Closed end plate and the vertical connection screw rod connecting Closed end plate outer side center position, the other end of circular casing is connected to the U-shaped body of evagination, U-shaped body is connected as a single entity with opening and circular casing, and the base of U-shaped body has and the screw being connected screw rod coaxial line；There is a pair lateral aperture in the connection screw rod direction that is perpendicular to of insulation bar bar side wall, and one of horizontal side hole wall of lateral aperture is the inner side of Closed end plate；It it is spline type structure outside the Closed end plate of circular casing.
3. distribution line as claimed in claim 2 changes the bottle supporting stringing instrument of strain insulator, it is characterized in that: described insulation lever is telescopic rod, with matched in clearance traverse from the lateral aperture described fixed body, the U-shaped body link of its corresponding described circular casing is tightened spacing by being connected to screw rod in described screw and supporting locking nut.
4. distribution line as claimed in claim 3 changes the bottle supporting stringing instrument of strain insulator, it is characterized in that: described screw rod is connected to the T-nut seat of insulation after described U-shaped body, the internal thread hole of T-nut seat is the blind hole from miner diameter end toward bigger diameter end, miner diameter end is connected on screw rod, is held out against the outer wall of described insulation lever by the bigger diameter end of T-nut seat.
5. distribution line as claimed in claim 4 changes the bottle supporting stringing instrument of strain insulator, it is characterized in that: described mobile includes connecting ring and being vertically connected at the joint pin of its sidewall, the side connecting ring is the spline type structure matched with described fixed body, the axial centre connecting ring has and the described connecting hole being connected screw rod coupling, and the outer end of joint pin is thread head.
6. distribution line as claimed in claim 5 changes the bottle supporting stringing instrument of strain insulator, it is characterised in that:
Described connection ring is placed on described connection screw rod so that spline type structure side is relative with the spline type structure end of described circular casing, connects the corresponding outside connecting ring on screw rod and is connected to stop bit knob.
7. distribution line as claimed in claim 6 changes the bottle supporting stringing instrument of strain insulator, it is characterized in that: being shaped as of described stop bit knob is T-shaped, its axial centre has internal thread through hole, and the outer end of described connection screw rod is connected to opening spring pin after stop bit knob；The miner diameter end sidewall of stop bit knob is connected to stop screw radially.
8. distribution line as claimed in claim 5 changes the bottle supporting stringing instrument of strain insulator, it is characterised in that: described fixing seat includes rectangular box and the locking clamp for clamping cross-arm one opposite side；Described tightener is belt ratchet-wheel wire tightener, including ratchet, ratchet and special spanner, the pair of side plates of the central shaft traverse rectangular box of ratchet, ratchet and special spanner are sequentially connected to the outside of central shaft epipleural, ratchet is fixed on the outside of side plate, stringing band is around in the central axis segment between biside plate, and stringing band passes rectangular box from the direction being perpendicular to central shaft；Locking clamp includes T-shaped connection seat and is positioned at the threaded rod of T-shaped connection seat horizontal plate one end and vertical plate outer end extension, and two threaded rods are connected to the card base of L-shaped, and on threaded rod, the outside of card base is all configured with wing nut；The thread head of the joint pin of described mobile passes through nut check, the inner place restraining position ring block of thread head on joint pin after the sidewall of rectangular box.
9. the method utilizing bottle supporting stringing tool changing distribution line strain insulator described in claim 1, comprises the following steps:
(1) No. 1 electrician pole climbing on bar, after arriving masthead, keeps safe distance with wire and wire, insulator, cross-arm is carried out electrical verification, confirm without after leaky, continue to step on bar to cross-arm position, adjust seat belt, seat belt is tied up to correct position and hangs up properly transmission rope；
(2) on bar, wire to closing on of No. 1 electrician, insulator, cross-arm carry out insulation and cover；
(3) bottle supporting stringing instrument and protection rope for conductor are transferred on bar by ground electrician, and on bar, bottle supporting stringing instrument and protection rope for conductor are installed by No. 1 electrician at cross-arm side；
(4) on bar, No. 2 electrician pole climbings keep safe distance to wire, use insulating bar to assist to install on No. 1 electrician's wire on bar fixing-line device；
(5) treating that fixing-line device installs, on bar, No. 1 electrician is regulated by universal Connection Card and the position of fixed insulation lever so that it is what the insulated hook of one end was stable holds insulator steel cap；
(6) on bar, No. 1 electrician makes the load transfer insulator of wire relax by tightening up tightener, is then fixed by wire with protection rope；
(7) on bar, No. 2 electricians use insulating bar to be extracted by the spring catch at insulator bowl head place；
(8) on bar, No. 1 electrician makes insulation lever free to rotate by universal Connection Card, the steel cap of insulator held all the time by the insulated hook simultaneously making its one end, on bar, No. 2 electricians use insulating bar to control bowl head, and two electricians operation that cooperates makes insulator depart from bowl head；
(9) will be disengaged from the insulator of bowl head with transmission rope and deliver to ground, new insulator transmission rope is mentioned on bar；
(10) on bar, No. 1 electrician and No. 2 electricians cooperate and are arranged on bowl bulb hanging ring by one end of new insulator, first-class spring catch, are arranged on by the other end of new insulator on strain clamp and fasten, take off tightener and make wire relaxes；
(11) remove Work tool and pass ground back by transmitting rope；
(12) on bar, adjacent conductors, insulator, covering of cross-arm insulation are removed by No. 1 electrician；
(13) lower beam after situation on operating personnel's inspection bar, operation is complete.
10. the method changing distribution line strain insulator as claimed in claim 9, it is characterized in that: described fixing-line device includes card line main body and the union joint being attached to and elastic spacing mechanism, union joint is used for attended operation bar, operating personnel is operated by bar and is connected earth potential operation with union joint and makes card line main body clamping wire, and elastic spacing mechanism makes card line main body block self-locking after wire to improve safety；
Card line main body includes stationary body and is articulated with active agent thereon, stationary body and active agent are high-strength aluminum alloy die forging and form, cable clamping interface is arranged at the bottom of stationary body, the downside of active agent coordinates with cable clamping interface blocks wire, one end of active agent is hinged with handle, and there is bar-shaped trough stationary body correspondence handle position, and handle passes from bar-shaped trough, realizing the folding of active agent by applying external force to handle, elastic spacing mechanism is vertically connected on handle；
Elastic spacing mechanism includes fixing post, spring and steel ball, there is blind round hole at the length direction center of fixing post, spring is placed in blind round hole, steel ball is fixed on the outer end of spring, spring freely can stretch in blind round hole with steel ball, fixing post is cylinder, and its link outer wall with stationary body has screw thread；The peripheral edge portion of steel ball or all stretch out in outside blind round hole；
The bar-shaped trough side of stationary body physically have screwed hole corresponding with fixing post link；The peripheral edge portion of steel ball or all stretch out in the described bar-shaped trough China and foreign countries on stationary body；The downside of stationary body is connected to the union joint for attended operation bar；Joint includes cylinder and is perpendicular to the attachment structure of cylindrical sidewall, and the upper end of attachment structure is the external screw thread head being connected with stationary body, and cylindrical one end is Flos Mume bond structure；There is the U-type groove being perpendicular to sidewall cylindrical downside；
Being hinged with limiting plate relative to the offside of elastic spacing mechanism on active agent, there is connection ring the upper end of limiting plate.
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| CN201610391698.3A CN105811312B (en) | 2016-06-06 | 2016-06-06 | Distribution line changes the bottle supporting stringing instrument and its application process of strain insulator |
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| CN201610391698.3A CN105811312B (en) | 2016-06-06 | 2016-06-06 | Distribution line changes the bottle supporting stringing instrument and its application process of strain insulator |
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| CN108827712A (en) * | 2018-07-30 | 2018-11-16 | 张嵩 | A kind of waste water for brewing wastewater sampling is collected and is connected and fixed apparatus and method |
| CN108899801A (en) * | 2018-08-07 | 2018-11-27 | 武汉里得电力科技股份有限公司 | Bypass working method and its supporting operation device based on distribution line maintenance |
| CN109066456A (en) * | 2018-08-14 | 2018-12-21 | 国家电网有限公司 | For replacing the device and method of insulator |
| CN114094498A (en) * | 2022-01-24 | 2022-02-25 | 国网瑞嘉(天津)智能机器人有限公司 | Cable jacking tool |
| CN114629048A (en) * | 2022-03-18 | 2022-06-14 | 国网河南省电力公司平顶山供电公司 | Insulator string spring pin operating device and using method thereof |
| CN115173311A (en) * | 2022-07-25 | 2022-10-11 | 国网江西省电力有限公司吉安市吉州区供电分公司 | Long-distance large-span high-voltage line tightening device |
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| CN115173311A (en) * | 2022-07-25 | 2022-10-11 | 国网江西省电力有限公司吉安市吉州区供电分公司 | Long-distance large-span high-voltage line tightening device |
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