CN111864624A - Tool for replacing tension insulator - Google Patents
Tool for replacing tension insulator Download PDFInfo
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- CN111864624A CN111864624A CN202010647471.7A CN202010647471A CN111864624A CN 111864624 A CN111864624 A CN 111864624A CN 202010647471 A CN202010647471 A CN 202010647471A CN 111864624 A CN111864624 A CN 111864624A
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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
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Abstract
The invention provides a tool for replacing a strain insulator, which comprises an insulating rod strain wire grip and a lifting device, wherein the insulating rod strain wire grip is arranged on the insulating rod strain wire grip; the insulating strain tightener comprises a wire clamping connecting device, a clamping body device and a fixing device; the tail end of the wire clamping connecting device is connected with the head end of the card body device, and the fixing device is connected with the tail end of the card body device; the wire clamping connecting device is connected with a wire and has a function of tightening the wire, and the insulating strain tightener is fixed on the channel steel cross arm based on the fixing device; the lifting device comprises a lifting hook and a main body; the first end of lifting hook based on insulating silk thread with the head end of main part is connected, the second end of lifting hook is provided with crotch portion, crotch portion is used for catching the insulator that needs to be changed. Through insulator spindle strain insulator turnbuckle and hoisting device's combination, have the design simple, use convenient and insulating characteristics such as the scope is little that shield, satisfy market demand.
Description
Technical Field
The invention relates to the field of power equipment, in particular to a tool for replacing a strain insulator.
Background
Along with the continuous development of social economy in China, the uninterrupted operation of a domestic 10kV line is rapidly developed and advanced, the uninterrupted operation plays an indispensable role in improving the power supply reliability of a power grid, the traditional method for replacing a strain insulator of the 10kV line in an electrified way is an insulating glove operation method, the method is difficult to operate and high in personal injury risk, and the method is embodied in the following steps: in order to replace the tension insulator, the cross arm, the insulator, the drainage wire, the lead and the like need to be shielded, the number of the charged shielded parts is too large, and the operation difficulty is high; when the tension insulator is replaced, the distance between human bodies and the ground is insufficient, and the human body electric shock casualty accident is easy to happen; the replacement efficiency is low, and the labor degree is large.
Disclosure of Invention
The tool for replacing the tension insulator has the characteristics of simple design, convenience in use, small insulating shielding range and the like, obviously reduces the labor degree of operators, increases the safety distance between a human body and a lead, effectively guarantees the personal safety of the operators, and meets the market requirements.
In order to solve the technical problem, the invention provides a tool for replacing a strain insulator, which comprises an insulating rod strain tightener and a lifting device;
The insulating strain tightener comprises a wire clamping connecting device, a clamping body device and a fixing device;
the tail end of the wire clamping connecting device is connected with the head end of the card body device, and the fixing device is connected with the tail end of the card body device;
the wire clamping connecting device is connected with a wire and has a function of tightening the wire, the clamping body device provides a space for the insulator, and the insulating strain tightener is fixed on the channel steel cross arm based on the fixing device;
the lifting device comprises a lifting hook and a main body;
a lifting hook supporting and fixing device is arranged at the bottom of the main body, and the lifting device is fixed on the channel steel cross arm based on the lifting hook supporting and fixing device; the first end of lifting hook based on insulating silk thread with the head end of main part is connected, the second end of lifting hook is provided with crotch portion, crotch portion is used for catching the insulator that needs to be changed.
In an optional embodiment, the wire clamping connection device comprises a wire grip and a wire clamp;
the wire tightener comprises a box body, and a wire clamping device connecting piece is arranged at the head end of the box body;
a first worm wheel, a first worm and a plane thrust bearing are arranged in the box body; the first worm is vertically arranged between the upper surface and the lower surface of the box body based on a nut with a corresponding specification, an adjusting ring is arranged on the part of the first worm extending out of the lower surface of the box body, and the first worm wheel is connected with the wire clamping device connecting piece based on the plane thrust bearing along the axial direction; the first worm wheel is meshed with the first worm; the tail end of the wire clamping device is connected with the head end of the wire tightener based on the wire clamping device connecting piece;
The adjusting ring is used for driving the first worm to rotate.
In an optional embodiment, the wire clamping connection device comprises a wire grip and a wire clamp;
the wire tightener comprises a box body, and a wire clamping device connecting piece is arranged at the head end of the box body;
a first worm wheel, a first worm and a plane thrust bearing are arranged in the box body; the first worm is vertically arranged between the upper surface and the lower surface of the box body based on a nut with a corresponding specification, an adjusting ring is arranged on the part of the first worm extending out of the lower surface of the box body, and the first worm wheel is connected with the wire clamping device connecting piece based on the plane thrust bearing along the axial direction; the first worm wheel is meshed with the first worm; the tail end of the wire clamping device is connected with the head end of the wire tightener based on the wire clamping device connecting piece;
the adjusting ring is used for driving the first worm to rotate.
In an optional embodiment, the card body device comprises a first joint, two insulating connecting rods, an insulating rod, two second joints, two insulating pull plates and a front card body;
the head end of first joint with the end-to-end connection of turn-buckle, the end of first joint based on the bolt with the top that insulating connecting rod is connected is articulated, the end of insulating connecting rod based on the bolt with the second connects articulatedly, the end of second joint with the top of insulating arm-tie is connected, the end of insulating arm-tie with the top of the preceding card body is connected, two simultaneously insulating arm-tie corresponds the setting be provided with the insulator spindle between the insulating arm-tie, just the both ends of insulator spindle respectively with two the second articulate.
In an optional embodiment, the insulating pull plate is made of epoxy glass fiber reinforced plastic.
In an optional embodiment, the fixing device comprises an upper clamping block, a lower clamping block and a fixing block;
the upper surface of going up the clamp splice sets up a plurality of teeth along length direction, the lower surface length direction of fixed block corresponds sets up a plurality of teeth, clamp splice down go up the clamp splice with the fixed block corresponds sets up the through-hole, the fixed block go up the clamp splice with the clamp splice is connected fixedly through adjusting screw according to this.
In an optional embodiment, the device comprises a forward and reverse rotation device and a rotating arm;
a plurality of third through holes are formed in the length direction of the rotating arm, a fourth through hole is formed in the axis direction of the rotating arm, and the forward and reverse rotating device is arranged at the tail end of the rotating arm;
and the insulated silk thread is connected with the forward and reverse rotating device arranged at the tail end of the rotating arm from the starting end of the rotating arm through a fourth through hole.
In an alternative embodiment, a vertical rod and an adjuster;
the regulator be provided with the rotor arm corresponds the fifth through-hole of diameter size, the lateral wall of regulator be provided with the size with the sixth through-hole that the third through-hole corresponds, the rotor arm passes the fifth through-hole passes through based on the bolt that corresponds the size the third through-hole with the sixth through-hole is fixed the regulator, the lower extreme of regulator with the upper end of vertical pole is connected, the lower extreme of vertical pole with the lifting hook supports fixing device's upper surface and connects.
In an optional implementation manner, the forward and reverse rotation device comprises a matching box, a first gear set and a second gear set are arranged in the matching box, the first gear set is meshed with the second gear set, and the arrangement directions of the first gear set and the second gear set are perpendicular to the arrangement direction of the rotating arm.
In an optional embodiment, the forward and reverse rotation device comprises a crank, the root of the crank is coaxially connected to the first gear set, and the end of the crank extends out of the distribution box.
In an optional embodiment, the hook supporting and fixing device is of a "U" shaped structure, and the lower end surface of the hook supporting and fixing device is provided with a plurality of threaded through holes.
In summary, the embodiment of the invention provides a tool for replacing a tension insulator, wherein a fixing device and a lifting hook supporting and fixing device are respectively used for clamping and fixing a tension wire tightener of an insulating rod and a lifting device on a channel steel cross arm; the wire clamping device is used for connecting a wire with the insulating rod strain tightener and has a function of tightening the wire, and the insulating rod strain tightener is adjusted by using the insulating operating rod, so that the tension force applied to one end of the original strain insulator connected with the wire is reduced or reduced to zero, the strain insulator is convenient to replace on one hand, the distance between a human body and a phase and a grounding body is effectively ensured on the other hand, and the personal safety is ensured to a certain extent; the lifting hook is arranged and used for hooking and grabbing the strain insulator, and the strain insulator falling condition in the operation process is effectively prevented.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic three-dimensional structure diagram of a tool for replacing a strain insulator according to an embodiment of the present invention;
fig. 2 is a schematic three-dimensional structure diagram of an insulated tension tightener according to an embodiment of the present invention;
FIG. 3 is an enlarged partial view of embodiment A of the present invention;
FIG. 4 is an elevation view of a turnbuckle of an embodiment of the present invention;
FIG. 5 is a side view of a turnbuckle of an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a fixing device according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a lifting device according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a forward and reverse rotation device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Specifically, fig. 1 shows a schematic three-dimensional structure diagram of a tool for replacing a strain insulator according to an embodiment of the present invention; fig. 2 shows a schematic three-dimensional structure diagram of an insulated tension tightener according to an embodiment of the present invention; FIG. 3 shows a partial enlarged schematic view A of an embodiment of the invention; FIG. 4 illustrates a front view of a turnbuckle of an embodiment of the present invention; FIG. 5 illustrates a side view of a turnbuckle of an embodiment of the present invention; FIG. 6 shows a schematic structural view of a fixture according to an embodiment of the present invention; FIG. 7 shows a schematic view of a lifting device according to an embodiment of the invention; fig. 8 is a schematic structural view of a forward and reverse rotation device according to an embodiment of the present invention.
The embodiment of the invention provides a tool for replacing a tension insulator 400, which comprises an insulating rod 223, a tension tightener 200 and a lifting device 100;
the insulation rod 223 tension-resistant wire grip 200 comprises a wire clamping connection device 210, a clamping body device 220 and a fixing device 230; the tail end of the card wire connecting device 210 is connected with the head end of the card body device 220, and the fixing device 230 is connected with the tail end of the card body device 220; the wire clamping connection device 210 is connected with the lead 300 and has a function of tightening the lead 300, the clamping body device 220 provides a space for the insulator 400, and the insulating rod 223 and the strain tightener 200 are fixed on the channel steel cross arm 500 based on the fixing device 230; the lifting device 100 includes a hook 130 and a body 110; the bottom of the main body 110 is provided with a hook 130 supporting and fixing device 140, and the lifting device 100 is fixed on the channel steel cross arm 500 based on the hook 130 supporting and fixing device 140; the first end of the hook 130 is connected with the head end of the main body 110 based on the insulated silk thread 120, the second end of the hook 130 is provided with a hook portion 131, and the hook portion 131 is used for hooking and grabbing the insulator 400 to be replaced.
Furthermore, the first end of the hook 130 and the second end hook 131 of the hook 130 are integrally formed, so that the hook 130 is more convenient to process and manufacture, and the mechanical strength of the hook 130 can be ensured.
The working process is as follows: lifting hook 130 with hoisting device 100 and insulator spindle 223 strain insulator turn-buckle 200 supports fixing device 140 and fixing device 230 respectively and is fixed in on channel-section steel cross arm 500, be connected card line connecting device 210 with the wire 300 that required change insulator 400 is connected, operate hoisting device 100 simultaneously, be connected the crotch portion 131 of lifting hook 130 with the one end that insulator 400 kept away from channel-section steel cross arm 500, adjust card line connecting device 210 through the insulating bar, the one end atress that makes wire 300 be connected with card line connecting device 210, make wire 300 tighten up, further make the atress reduce between wire 300 and the insulator 400, be favorable to the installation and the dismantlement to insulator 400.
The above is an example of the tool for replacing the tension insulator 400 provided in the embodiment of the present application, and the following is an embodiment of the tool for replacing the tension insulator 400 provided in the embodiment of the present application.
Specifically, the wire clamping connection device 210 includes a wire grip 211 and a wire clamp 212; the tightener 211 comprises a box body 272, and the head end of the box body 272 is provided with a tightener connecting piece 274; a first worm wheel 276, a first worm 275 and a plane thrust bearing 273 are arranged in the box body 272; the first worm 275 is vertically arranged between the upper surface and the lower surface of the box body 272 based on a nut with a corresponding specification, the part of the first worm 275 extending out of the lower surface of the box body 272 is provided with an adjusting ring 271, and a first worm wheel 276 is connected with the wire clamping device connector 274 based on a plane thrust bearing 273 along the axial direction; the first worm wheel 276 meshes with the first worm 275; the tail end of the wire grip 212 is connected with the head end of the wire grip 211 based on the wire grip connecting piece 274; the adjusting ring 271 is used for driving the first worm 275 to rotate.
Further, an operator can twist the adjusting ring 271 through the insulating operating rod, the adjusting ring 271 drives the first worm 275 to rotate, the first worm 275 rotates to drive the first worm wheel 276 to rotate, the first worm wheel 276 drives the wire clamping device connector 274 to move through the plane thrust bearing 273, and the wire clamping device 212 tensions or loosens the connected wire 300 under the action of the movement of the wire clamping device connector 274. The mode of action is taken turns on the power line or loosens through insulating bar operation turn-buckle 211 and fixing-line device 212, has increased operating personnel to alternate and to the distance of the body of ground, has realized the purpose of relative remote operation electrified wire 300, great improvement operating personnel's security.
Specifically, the card body device 220 includes a first connector 226, two insulating connecting rods 225, an insulating rod 223, two second connectors 224, two insulating pull plates 222 and a front card body 221; the head end of the first joint 226 is connected with the tail end of the wire grip 211, the tail end of the first joint 226 is hinged with the starting end of the insulation connecting rod 225 by a bolt, the tail end of the insulation connecting rod 225 is hinged with the second joint 224 by a bolt, the tail end of the second joint 224 is connected with the starting end of the insulation pulling plate 222, the tail end of the insulation pulling plate 222 is connected with the starting end of the front clamp body 221, the two insulation pulling plates 222 are correspondingly arranged, the insulation rod 223 is arranged between the insulation pulling plates 222, and the two ends of the insulation rod 223 are respectively connected with the two second joints 224.
Further, both ends of the insulating rod 223 are respectively provided with a straight screw hole. By providing a straight threaded hole, the insulating rod 223 can be connected to other components through a stud.
Further, a first through groove 293 is formed at the head end of the second joint 224, the size of the first through groove 293 corresponds to the thickness of a connecting part of the tail end of the insulating connecting rod 225, first through holes 292 are correspondingly formed in the upper end surface and the lower end surface of the first through groove 293, the tail end of the insulating connecting rod 225 is arranged at the first through groove 293, and bolts matched with the through holes pass through the first through holes 292 in the upper end surface, the insulating connecting rod 225 and the first through holes 292 in the lower end surface respectively and are fixed; the end of the second joint 224 is provided with a second through groove 291 matched with the thickness of the insulating pull plate 222, the second through groove 291 and the first through groove 293 are vertically arranged, the upper end surface and the lower end surface of the second through groove 291 are provided with second through grooves 294, and studs sequentially pass through the second through groove 294 of the upper end surface of the second through groove 291, the insulating pull plate 222, the second through groove 294 of the lower end surface and the straight threaded holes of the insulating rods 223, so that the insulating pull plate 222 and the insulating rods 223 can be fixed on the second joint 224.
Further, the insulating pulling plate 222 is made of epoxy glass fiber reinforced plastic, an article made of the material can bear certain tensile stress and bending, compression and shearing stress, and has strong strength, and the material contains glass components, so that the insulating pulling plate 222 has good insulating property, and is suitable for operating live equipment in a short time.
Specifically, the fixing device 230 includes an upper clamping block 234, a lower clamping block 232 and a fixing block 231; the upper surface of the upper clamping block 234 is provided with a plurality of teeth along the length direction, the length direction of the lower surface of the fixing block 231 is correspondingly provided with a plurality of teeth, the lower clamping block 232, the upper clamping block 234 and the fixing block 231 are correspondingly provided with through holes, and the fixing block 231, the upper clamping block 234 and the lower clamping block 232 are connected and fixed through adjusting screws. The teeth arranged on the upper clamping block 234 are engaged with the teeth on the lower surface of the fixing block 231, and the fixing block 231 can move along the length direction of the upper surface 281 of the upper clamping block 234 to adapt to channel steel cross arms 500 with different specifications. The upper surface 281 of the upper clamping block 234 and the lower surface 282 of the upper clamping block 234 can be fixed at one end of the channel steel cross arm 500, the fixing block 231, the upper clamping block 234, the lower clamping block 232 and the channel steel cross arm 500 are fixed through the adjusting bolts, the lower clamping block 232 can be adjusted according to the height of the channel steel cross arm 500, the lower clamping block 232 and the channel steel cross arm 500 are in clamping fit, and the channel steel cross arm 500 is suitable for installation and fixation of channel steel cross arms 500 with different specifications.
Further, the lower clamping block 232 is of an "L" shape, a through hole with a size corresponding to that of the through hole on the upper surface of the upper clamping block 234 is formed in a front end 283 of the lower clamping block 232, the front end 283 of the lower clamping block 232 is perpendicular to a rear end 284, and the front end 283 and the rear end 284 of the lower clamping block 232 can be integrally cast. During installation, the channel steel cross arm 500 is arranged at the vertical connecting part of the front end 283 and the rear end 284 of the lower clamping block 232, and the height of the lower clamping block 232 is adjusted and fixed through the adjusting screw 233, so that the lower clamping block 232 is tightly buckled on the channel steel cross arm 500, and the purpose that the fixing device 230 is fixed with the channel steel cross arm 500 is achieved.
Furthermore, the upper end 281 of the upper clamping block 234 is parallel to the lower end 282, the thickness of the gap between the upper end 281 and the lower end 282 of the upper clamping block 234 is consistent with the thickness of the channel steel cross arm 500, and the length of the upper end 281 of the upper clamping block 234 is far greater than that of the lower end 282, so that the upper clamping block 234 can be tightly matched with the channel steel cross arm 500, and the situation that the upper clamping block 234 swings left and right or falls off from the channel steel cross arm 500 is not easy to occur; the end of the upper clamping block 234 is connected with the front card body 221.
The third embodiment of the tool for replacing the tension insulator 400 provided in the present application is described below with reference to the drawings.
Specifically, the main body 110 includes a forward and reverse rotation device 114 and a rotation arm 111; a plurality of third through holes are formed in the length direction of the rotating arm 111, a fourth through hole is formed in the axis direction of the rotating arm 111, and the forward and reverse rotating device 114 is arranged at the tail end of the rotating arm 111; the insulated silk thread 120 is connected to the forward/reverse rotation device 114 provided at the end of the rotating arm 111 from the start end of the rotating arm through a fourth through hole. By adjusting the positive inversion device 114, the insulated silk thread 120 can be paid out or recovered, and further, the height of the hook 130 can be adjusted to adapt to the position problem of the insulator 400 under different conditions.
Specifically, the body 110 includes a vertical rod 113 and an adjuster 112;
the regulator 112 be provided with rotor arm 111 corresponds the fifth through-hole of diameter size, the lateral wall of regulator 112 be provided with the size with the sixth through-hole that the third through-hole corresponds, rotor arm 111 passes the fifth through-hole passes through based on the bolt that corresponds the size the third through-hole with the sixth through-hole is fixed regulator 112, the lower extreme of regulator 112 with the upper end of vertical rod 113 is connected, the lower extreme of vertical rod 113 with the upper surface connection of lifting hook support fixing device 140. The adjuster 112 is arranged, so that the rotating arm 111 can be detached, so as to facilitate inspection and maintenance and ensure the safety and stability of the lifting device 100; the vertical rod 113 is integrally formed with the hook 130 supporting the fixing device 140.
Specifically, the counter-rotating device 114 includes a distribution box 193, a first gear set 192 and a second gear set 194 are disposed in the distribution box 193, the first gear set 192 is engaged with the second gear set 194, and the first gear set 192 and the second gear set 194 are perpendicular to the arrangement direction of the rotating arm 111. Further, the forward and reverse rotation device 114 comprises a crank 191, the root of the crank 191 is coaxially connected to the first gear set 192, and the end of the crank 191 extends out of the distribution box 193. The head end of the insulated silk thread 120 is connected with the hook 130, and the tail end of the insulated silk thread 120 is connected to the first gear set 192 through the fourth through hole of the rotating arm 111 and the second gear set 194 in sequence, so that an operator can adjust the crank 191 through the insulated operating rod to drive the first gear set 192 to rotate, thereby driving the insulated silk thread 120 to tighten or loosen, greatly improving the convenience of operation and being beneficial to improving the working efficiency of the operator; the distance between the operator and the live wire 300 is increased, and the personal safety of the operator is ensured to a certain extent.
Specifically, the upper end surface 141 and the lower end surface 142 of the hook 130 supporting the fixing device 140 are in a "U" shape, and the lower end surface 142 of the hook 130 supporting the fixing device 140 is provided with a plurality of threaded through holes.
The embodiment of the invention provides a tool for replacing a tension insulator, wherein a fixing device and a lifting hook supporting and fixing device are arranged and used for clamping and fixing a tension wire tightener and a lifting device of an insulating rod on a channel steel cross arm respectively; the wire tightener and the wire clamping device are arranged and used for connecting a conducting wire with the insulating rod strain wire tightener, and the wire tightener is adjusted by using the insulating operating rod, so that the wire tightening efficiency is improved, the distance between human bodies and the phase and the distance between the human bodies and the ground body are effectively ensured, and the personal safety is ensured to a certain extent; the lifting hook is arranged for hooking and grabbing the tension insulator, so that the tension insulator is effectively prevented from falling off in the operation process; set up the device that just reverses, through the regulation of insulating action bars to the device that just reverses, can further adjust the height of lifting hook to the regulation of insulating silk line extension length, improved the convenience of whole use greatly, guarantee the insulator and change efficiency.
The tension insulator replacement tool provided by the embodiment of the invention is described in detail, a specific example is applied in the description to explain the principle and the implementation mode of the invention, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A tool for replacing a strain insulator is characterized by comprising an insulating rod strain tightener and a lifting device;
the insulating strain tightener comprises a wire clamping connecting device, a clamping body device and a fixing device;
the tail end of the wire clamping connecting device is connected with the head end of the card body device, and the fixing device is connected with the tail end of the card body device;
the wire clamping connecting device is connected with a wire and has a function of tightening the wire, the clamping body device provides a space for the insulator, and the insulating strain tightener is fixed on the channel steel cross arm based on the fixing device;
the lifting device comprises a lifting hook and a main body;
a lifting hook supporting and fixing device is arranged at the bottom of the main body, and the lifting device is fixed on the channel steel cross arm based on the lifting hook supporting and fixing device; the first end of lifting hook based on insulating silk thread with the head end of main part is connected, the second end of lifting hook is provided with crotch portion, crotch portion is used for catching the insulator that needs to be changed.
2. The tool for replacing a tension insulator according to claim 1, wherein the wire clamping connection device comprises a wire grip and a wire clamp;
The wire tightener comprises a box body, and a wire clamping device connecting piece is arranged at the head end of the box body;
a first worm wheel, a first worm and a plane thrust bearing are arranged in the box body; the first worm is vertically arranged between the upper surface and the lower surface of the box body based on a nut with a corresponding specification, an adjusting ring is arranged on the part of the first worm extending out of the lower surface of the box body, and the first worm wheel is connected with the wire clamping device connecting piece based on the plane thrust bearing along the axial direction; the first worm wheel is meshed with the first worm;
the tail end of the wire clamping device is connected with the head end of the wire tightener based on the wire clamping device connecting piece;
the adjusting ring is used for driving the first worm to rotate.
3. The tool for replacing the tension insulator according to claim 2, wherein the clamping body device comprises a first joint, two insulating connecting rods, an insulating rod, two second joints, two insulating pull plates and a front clamping body;
the head end of first joint with the end-to-end connection of turn-buckle, the end of first joint based on the bolt with the top that insulating connecting rod is connected is articulated, the end of insulating connecting rod based on the bolt with the second connects articulatedly, the end of second joint with the top of insulating arm-tie is connected, the end of insulating arm-tie with the top of the preceding card body is connected, two simultaneously insulating arm-tie corresponds the setting be provided with the insulator spindle between the insulating arm-tie, just the both ends of insulator spindle respectively with two the second articulate.
4. The tool of claim 3, wherein the insulating pulling plate is made of epoxy glass fiber reinforced plastic.
5. The tool for replacing the tension insulator according to claim 1, wherein the fixing device comprises an upper clamping block, a lower clamping block and a fixing block;
the upper surface of going up the clamp splice sets up a plurality of teeth along length direction, the lower surface length direction of fixed block corresponds sets up a plurality of teeth, clamp splice down go up the clamp splice with the fixed block corresponds sets up the through-hole, the fixed block go up the clamp splice with the clamp splice is connected fixedly through adjusting screw according to this.
6. The tool of claim 1, wherein said body comprises a counter-rotating device and a rotating arm;
a plurality of third through holes are formed in the length direction of the rotating arm, a fourth through hole is formed in the axis direction of the rotating arm, and the forward and reverse rotating device is arranged at the tail end of the rotating arm;
and the insulated silk thread is connected with the forward and reverse rotating device arranged at the tail end of the rotating arm from the starting end of the rotating arm through a fourth through hole.
7. The tension insulator replacement tool of claim 6, wherein said body includes a vertical rod and an adjuster;
The regulator be provided with the rotor arm corresponds the fifth through-hole of diameter size, the lateral wall of regulator be provided with the size with the sixth through-hole that the third through-hole corresponds, the rotor arm passes the fifth through-hole passes through based on the bolt that corresponds the size the third through-hole with the sixth through-hole is fixed the regulator, the lower extreme of regulator with the upper end of vertical pole is connected, the lower extreme of vertical pole with the lifting hook supports fixing device's upper surface and connects.
8. The tool for replacing the tension insulator according to claim 6, wherein the forward and reverse rotation device comprises a distribution box, a first gear set and a second gear set are arranged in the distribution box, the first gear set is meshed with the second gear set, and the first gear set and the second gear set are perpendicular to the arrangement direction of the rotating arm.
9. The tool of claim 8, wherein the positive and negative rotation device comprises a crank, the root of the crank is coaxially connected to the first gear set, and the end of the crank extends out of the fitting box.
10. The tool for replacing the tension insulator according to claim 1, wherein the hook supporting and fixing device is a "U" shaped structure, and a plurality of threaded through holes are formed on the lower end surface of the hook supporting and fixing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647471.7A CN111864624A (en) | 2020-07-07 | 2020-07-07 | Tool for replacing tension insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647471.7A CN111864624A (en) | 2020-07-07 | 2020-07-07 | Tool for replacing tension insulator |
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| CN111864624A true CN111864624A (en) | 2020-10-30 |
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| CN202010647471.7A Pending CN111864624A (en) | 2020-07-07 | 2020-07-07 | Tool for replacing tension insulator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112448314A (en) * | 2020-11-30 | 2021-03-05 | 国网浙江淳安县供电有限公司 | Strain insulator string live replacement device |
| CN115950765A (en) * | 2023-03-10 | 2023-04-11 | 国网山西省电力公司电力科学研究院 | System and method for detecting shear stress intensity of epoxy component of GIS basin-type insulator |
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2020
- 2020-07-07 CN CN202010647471.7A patent/CN111864624A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112448314A (en) * | 2020-11-30 | 2021-03-05 | 国网浙江淳安县供电有限公司 | Strain insulator string live replacement device |
| CN115950765A (en) * | 2023-03-10 | 2023-04-11 | 国网山西省电力公司电力科学研究院 | System and method for detecting shear stress intensity of epoxy component of GIS basin-type insulator |
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