CN110364960B - Strain insulator single-string insulator overhauls platform - Google Patents
Strain insulator single-string insulator overhauls platform Download PDFInfo
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- CN110364960B CN110364960B CN201910639910.7A CN201910639910A CN110364960B CN 110364960 B CN110364960 B CN 110364960B CN 201910639910 A CN201910639910 A CN 201910639910A CN 110364960 B CN110364960 B CN 110364960B
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- 239000012212 insulator Substances 0.000 title claims abstract description 85
- 239000012211 strain insulator Substances 0.000 title description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 75
- 238000009413 insulation Methods 0.000 abstract description 19
- 238000012423 maintenance Methods 0.000 abstract description 18
- 238000010276 construction Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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 tension Shan Chuan insulator maintenance platform, which relates to the technical field of power transmission line maintenance tools and comprises an operation bracket, and a first insulation connecting mechanism and a second insulation connecting mechanism which are respectively connected with two ends of the operation bracket; the first insulating connecting mechanism is used for being connected with the framework, and the second insulating connecting mechanism is used for being connected with the tension-resistant single-string insulator. When in actual use, an operator installs the first insulating connecting mechanism on the framework, then connects the operation support connected with the second insulating connecting mechanism with the first insulating connecting mechanism, finally connects the second insulating connecting mechanism on the tension-resistant single-string insulator, completes the construction of a tension-resistant Shan Chuan insulator maintenance platform, and the equipotential operator can use the tension-resistant Shan Chuan insulator maintenance platform as a support and can also move on the support, and completes the replacement of the damaged insulator by using a closed clamp.
Description
Technical Field
The invention relates to the technical field of power transmission line overhaul tools, in particular to a tension Shan Chuan insulator overhaul platform.
Background
Along with the development of social economy, the importance of power supply for other industries is gradually increased, the reliability of a power transmission line is continuously improved, the economic loss and the electric energy loss are reduced, and the circuit power failure is particularly important.
At present, with popularization and application of glass insulators in substations, the number of self-explosion insulators in the substations is in an increasing trend, and in order to ensure high-quality service, electric power companies are greatly developing live working mode replacement. Insulator strings on a framework in the 500kV transformer substation are single-string and double-string, and one end of each single-string insulator is connected with a wire, and the other end of each single-string insulator is connected with the framework. When the site conditions in the transformer substation allow and the insulating arm vehicle with corresponding voltage class is equipped, the staff uses the insulating arm vehicle as a supporting platform and replaces the damaged insulator by the closed clamp.
When the site in the transformer substation does not allow or does not have the operation of an insulating arm car, an operator does not have a supporting point, at present, each power supply company does not have an effective operation method to perform the operation of live replacement of a single string of insulator string, and power failure replacement not only consumes manpower and material resources, but also causes economic loss.
Disclosure of Invention
The invention aims to provide a tension Shan Chuan insulator maintenance platform, which solves the technical problem that operators do not have supporting points when a site in a transformer substation does not allow or does not have an insulating arm car to operate, and at present, each power supply company does not have an effective operation method for carrying out live replacement operation on a single string of insulator string.
The invention provides a tension-resistant single-string insulator overhaul platform, which comprises an operation bracket, and a first insulation connecting mechanism and a second insulation connecting mechanism which are respectively connected with two ends of the operation bracket; the first insulating connecting mechanism is used for being connected with the framework, and the second insulating connecting mechanism is used for being connected with the tension-resistant single-string insulator.
Further, the first insulating connecting mechanism comprises a tightening structure, the tightening structure comprises a first tightening piece and a second tightening piece, and one end of the first tightening piece is connected with one end of the second tightening piece; the other end of the first tightening piece is connected with the other end of the second tightening piece through a first adjusting structure, and the first adjusting structure is used for adjusting the distance between the first tightening piece and the second tightening piece so that the first tightening piece and the second tightening piece can be tightened on the framework.
Further, the first adjusting structure comprises an adjusting switch, a first screw rod and a sleeve joint part which is in sliding connection with the first screw rod; the other end of the second tightening piece is connected with the sleeve joint piece; one end of the first screw rod is hinged with one end of the first tightening piece, and the adjusting switch is in threaded connection with the other end of the first screw rod and is used for pushing and adjusting the distance between the sleeve joint piece and the first tightening piece.
Further, the number of the tightening structures is multiple, and the tightening structures are arranged at intervals.
Further, a second adjusting structure is arranged between at least two of the tightening structures, and the second adjusting structure is used for adjusting the distance between the two tightening structures.
Further, the second adjusting structure comprises a second screw rod arranged along the first direction, two adjacent tightening structures are slidably connected to the second screw rod, and first locking nuts in threaded connection with the second screw rod are respectively arranged on two opposite sides of the tightening structures, so that the distance between the two tightening structures is adjustable.
Further, the first insulating connecting mechanism further comprises a connecting bracket, a connecting block fixedly connected with the second adjusting structure and a third screw rod arranged along a second direction, the connecting bracket and the connecting block are slidably connected to the third screw rod, and second locking nuts in threaded connection with the third screw rod are respectively arranged on two opposite sides of the connecting bracket and the connecting block, so that the distance between the connecting bracket and the connecting block is adjustable; the first direction is perpendicular to the second direction.
Further, the second insulation connection mechanism comprises a hook, one end of the hook is connected with the operation support, and the other end of the hook is used for being hooked on the tension-resistant single-string insulator.
Further, the operation support comprises a first rod piece and a second rod piece which are arranged in parallel and at intervals, and a plurality of third rod pieces, wherein two ends of each third rod piece are respectively connected with the first rod piece and the second rod piece.
Further, the operation support and the second insulation connecting mechanism are multiple in number and correspond to each other one by one; the two ends of the operation support are respectively provided with a first connecting structure and a second connecting structure, so that the first connecting structures and the second connecting structures on the two adjacent operation supports are connected in a matched mode.
The invention provides a tension-resistant single-string insulator overhaul platform, which comprises an operation bracket, and a first insulation connecting mechanism and a second insulation connecting mechanism which are respectively connected with two ends of the operation bracket; the first insulating connecting mechanism is used for being connected with the framework, and the second insulating connecting mechanism is used for being connected with the tension-resistant single-string insulator. When in actual use, an operator installs the first insulating connecting mechanism on the framework, then connects the second insulating connecting mechanism with the operation support, then connects the operation support connected with the second insulating connecting mechanism with the first insulating connecting mechanism, finally connects the second insulating connecting mechanism on the tension-resistant single-string insulator, completes the construction of the tension-resistant Shan Chuan insulator maintenance platform, and the equipotential operator can use the tension-resistant Shan Chuan insulator maintenance platform as a support and can also move on the support, and completes the replacement of the damaged insulator by using a closed card.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a structural diagram of a strain insulator single-string insulator overhaul platform provided by an embodiment of the invention;
fig. 2 is a front view of a strain insulator single-string insulator overhauling platform provided by an embodiment of the invention;
Fig. 3 is a schematic diagram of a first insulation connection mechanism of a strain insulator single-string insulator overhaul platform provided by an embodiment of the invention;
fig. 4 is a front view of a first insulation connection mechanism of the strain insulator single-string insulator overhaul platform provided by the embodiment of the invention;
Fig. 5 is a bottom view of a first insulation connection mechanism of the strain insulator single-string insulator service platform according to an embodiment of the present invention;
fig. 6 is a schematic diagram of an operation support of the strain insulator single-string insulator overhaul platform provided by the embodiment of the invention;
fig. 7 is a schematic diagram of a second insulation connection mechanism of the strain insulator single-string insulator overhaul platform provided by the embodiment of the invention.
Icon: 110-a first insulating connection; 111-a tightening structure; 1111-a first grip; 1112-a second grip; 1113-a regulating switch; 1114—a first screw; 1115—socket; 1121-a second screw; 1122-a first slide bar; 1123—a first abutment; 1124-first lock nut; 1131-a third screw; 1132-a second slide bar; 1133-connecting block; 1134-a second abutment; 1135-connecting a stent; 1136-a second lock nut; 1137-insulating connectors; 1138-reinforcing bars; 120-a second insulating connecting mechanism; 121-a hooking part; 122-connection; 123-a protrusion; 124-a fixing member; 130-a work support; 131-a first lever; 132-a second lever; 133-a third lever; 134-a first connection structure; 135-a second connection structure; 136-lifting lugs; 200-framing; 300-strain insulator single string; 400-protective net; 500-a wire backup protection device; 600-human body backup protection device; 700-wire.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 7, the tension-resistant single-string insulator maintenance platform provided by the invention comprises an operation bracket 130, and a first insulation connection mechanism 110 and a second insulation connection mechanism 120 which are respectively connected to two ends of the operation bracket 130; the first insulating connecting mechanism 110 is used for being connected with the framework 200, and the second insulating connecting mechanism 120 is used for being connected with the tension string insulator 300. In actual use, an operator installs the first insulating connection mechanism 110 on the frame 200, connects the second insulating connection mechanism 120 with the operation support 130, connects the operation support 130 connected with the second insulating connection mechanism 120 with the first insulating connection mechanism 110, connects the second insulating connection mechanism 120 to the tension-resistant single-string insulator 300, completes the construction of the tension-resistant Shan Chuan insulator maintenance platform, and the equipotential operator can use the tension-resistant Shan Chuan insulator maintenance platform as a support or can move on the tension-resistant single-string insulator maintenance platform, and completes the replacement of the damaged insulator by using a closed card.
Specifically, the work bracket 130 is made of an insulating material, and can reliably bear the weight of the worker and the tools.
As shown in fig. 3, 4 and 5, the first insulating connecting mechanism 110 includes a tightening structure 111, the tightening structure 111 includes a first tightening member 1111 and a second tightening member 1112, and one end of the first tightening member 1111 is connected to one end of the second tightening member 1112; the other end of the first grip 1111 is connected to the other end of the second grip 1112 through a first adjusting structure for adjusting the distance between the first grip 1111 and the second grip 1112 so that the first grip 1111 and the second grip 1112 can be gripped on the frame 200.
In practice, the diameter of the frame 200 may vary, and the first adjustment mechanism may adjust the distance between the first and second tightening members 1111, 1112 to allow the tightening mechanism 111 to accommodate and be mounted on frames 200 of different diameters.
Preferably, the first adjustment structure includes an adjustment switch 1113, a first screw 1114, and a socket 1115 slidably coupled to the first screw 1114; the other end of the second grip 1112 is connected to the socket 1115; one end of the first screw 1114 is hinged to one end of the first tightening member 1111, and the adjusting switch 1113 is screwed to the other end of the first screw 1114, so as to push and adjust the distance between the socket 1115 and the first tightening member 1111.
Specifically, in use, the first fastening member 1111, the second fastening member 1112 and the socket 1115 are connected, the first screw 1114 is connected to one end of the first fastening member 1111, then wound around the frame 200, the socket 1115 is subsequently socket-jointed to the first screw 1114, finally the adjusting switch 1113 is mounted on the first screw 1114 and gradually screwed, and finally, after abutting with the socket 1115, the fastening structure 111 is fixed to the frame 200.
Preferably, the first fastening member 1111 includes an arcuate surface curved in a direction away from the second fastening member 1112, and the arcuate surface is configured to abut against an arcuate outer wall of the frame 200, so as to increase a contact area, and make the fastening structure 111 more firmly installed.
The second grip 1112 may be a chain with one end connected to the socket 1115 and the other end connected to the first grip 1111.
The second tightening member 1112 may be a steel wire rope, and two ends of the steel wire rope are provided with connecting rings, and the connecting rings are respectively connected with the socket joint 1115 and the first tightening member 1111.
Specifically, the number of the tightening structures 111 is plural, and the tightening structures 111 are disposed at intervals.
A second adjusting structure is arranged between at least two of the tightening structures 111, and the second adjusting structure is used for adjusting the distance between the two tightening structures 111.
Specifically, in this embodiment, the number of the tightening structures 111 is two, and the two tightening structures 111 are disposed in parallel and spaced apart on the frame 200.
In this embodiment, the first direction is the extending direction of the frame 200, the second direction is the extending direction of the tension-resistant single-string insulator 300, and the first direction is perpendicular to the second direction.
As shown in fig. 3 and 5, the second adjusting structure includes a second screw 1121 disposed along a first direction, two adjacent tightening structures 111 are slidably connected to the second screw 1121, and two opposite sides of the tightening structures 111 are respectively provided with a first locking nut 1124 screwed with the second screw 1121, so that a distance between the two tightening structures 111 is adjustable.
Specifically, in this embodiment, the second adjusting structure further includes a first abutting piece 1123 and a first sliding rod 1122 parallel to the second screw 1121, where the number of the first sliding rods 1122 is two, the first sliding rods 1122 are disposed on two sides of the first screw 1114, one end of the first sliding rod 1122 is fixedly connected with one of the tightening structures 111, the other end of the first sliding rod 1122 is fixedly connected with the first abutting piece 1123, the other one of the tightening structures 111 is slidably connected with the first sliding rod 1122, and the first locking nut is used to fixedly lock the first abutting piece 1123 and one of the tightening structures 1124, so as to achieve the purpose of adjusting the distance between the two tightening structures 111 by adjusting the position of the other one of the tightening structures 111 on the first sliding rod 1122, and the second adjusting structure can be used to avoid other connecting structures on the framework 200, so as to facilitate installation.
The first insulating connection mechanism 110 includes a connection bracket 1135, a connection block 1133 fixedly connected with the second adjusting structure, and a third screw 1131 disposed along a second direction, the connection bracket 1135 and the connection block 1133 are slidably connected to the third screw 1131, and second locking nuts 1136 screwed with the third screw 1131 are respectively disposed on opposite sides of the connection bracket 1135 and the connection block 1133, so that a distance between the connection bracket 1135 and the connection block 1133 is adjustable; the first direction is perpendicular to the second direction.
Specifically, the first insulation connection mechanism 110 further includes a second abutting member 1134, and a second sliding rod 1132 disposed parallel to the third screw 1131, where the number of the second sliding rods 1132 is two, the second sliding rods 1132 are disposed on two sides of the second screw 1121, one end of the second sliding rod 1132 is fixedly connected with the connecting block 1133, the other end of the second sliding rod 1132 is fixedly connected with the second abutting member 1134, the connecting bracket 1135 is slidably connected with the second sliding rod 1132, the second locking nut 1136 is used to fixedly lock the second abutting member 1134 and the connecting block 1133, and by adjusting the position of the connecting bracket 1135 on the second sliding rod 1132, the purpose of adjusting the distance between the connecting bracket 1135 and the connecting block 1133 is achieved, so that the position of the working bracket 130 along the direction of the insulator string is used to adjust, when the end of the working bracket 130 far from the frame 200 is just below the insulator, the second bracket 1135 is not convenient for the second connection mechanism to install the insulator, and the insulator 120 can be smoothly connected between the two insulators 120.
The first insulating connection mechanism 110 includes an insulating connection member 1137, one end of the insulating connection member 1137 is hinged to the connection bracket 1135, and the other end of the insulating connection member 1137 is hinged to the operation bracket 130, and in use, the insulating connection member 1137 is arranged along a vertical direction so as to adapt to the inclination of the insulator string.
The number of the insulating connectors 1137 is two, and the insulating connectors are arranged at intervals.
A plurality of reinforcing ribs 1138 are arranged between the two insulating connecting pieces 1137 arranged at intervals, and two ends of the reinforcing ribs 1138 are respectively connected with the insulating connecting pieces 1137 arranged at intervals.
The insulating connector 1137 is made of an insulating material.
As shown in fig. 7, the second insulating connection mechanism 120 includes a hook, one end of the hook is connected to the working bracket 130, and the other end of the hook is used to hook on the tension-resistant single string insulator 300.
The hook comprises a hook part 121 and a connecting part 122, wherein the hook part 121 is used for hooking on the tension-resistant single-string insulator 300, and the connecting part 122 is used for connecting with the operation bracket 130.
The convex part 123 is arranged on the hook, so that a worker can conveniently use other tools, such as a hack lever, to sleeve the convex part 123, and the hook can be hung on the tension-resistant single-string insulator 300 more conveniently.
As shown in fig. 6, the working support 130 includes a first rod 131 and a second rod 132 that are parallel and spaced apart, and a plurality of third rods 133, two ends of which are respectively connected with the first rod and the second rod, and a plurality of the third rods 133 are spaced apart, and serve as supporting points, so that a worker can conveniently move on the working support 130, and meanwhile, the strength of the working support 130 can be improved.
The second insulating connecting mechanism 120 includes a fixing member 124, and the fixing member 124 cooperates with the connecting portion 122 of the hook. When in use, the connecting part 122 of the hook is abutted against the first rod 131 or the second rod 132, and then the fixing piece 124 is matched with the connecting part 122, so that two groups of bolts can be used for fixing, and the connection between the hook and the operation bracket 130 is completed.
Specifically, the second insulating connecting mechanism 120 includes two hooks, which are symmetrically disposed, wherein one hook is connected to the first rod 131; the other hook is connected to the second rod 132 to make the work support 130 more stable and not deflected.
As shown in fig. 2, 6 and 7, the number of the work brackets 130 and the second insulating connecting mechanisms 120 is plural and corresponds to one another; the two ends of the working support 130 are respectively provided with a first connecting structure 134 and a second connecting structure 135, so that the first connecting structure 134 and the second connecting structure 135 on two adjacent working supports 130 are connected in a matched manner.
Specifically, the first connection structure 134 may be a socket, the second connection structure 135 may be a board, through holes are formed in the socket and the board, and the socket and the board may be connected by using a bolt assembly.
The working support 130 is made of insulating materials and has a sectional structure, so that the weight of working personnel and tools can be reliably born. Through multistage combination, can cover insulator chain length to satisfy the change of arbitrary piece insulator. The platform relies on transformer substation framework 200 and insulator chain to be the supporting point, becomes equipotential operation personnel maintenance platform after the installation, and the operation personnel gets into the electric field along the maintenance platform, accomplishes the insulator and changes work.
As shown in fig. 6, the work bracket 130 is provided with a lifting lug 136, and the distance between the lifting lug 136 and the first insulating connecting mechanism 110 is greater than the distance between the lifting lug 136 and the second insulating connecting mechanism 120.
In use, the lifting lugs 136 may be connected to the upper frame 200 by means of a rope to reduce the rocking of the work support 130, thereby making the work support 130 more stable.
As shown in fig. 1, the tension-resistant single-string insulator overhaul platform comprises a protective screening 400, and the protective screening 400 is arranged below the operation bracket 130. Various types of equipment in the transformer substation are densely arranged, the 500kV insulator string is positioned at the uppermost layer, a plurality of equipment is still distributed below the 500kV insulator string, the electrical equipment is expensive, in order to prevent tools and materials from accidentally falling and injuring the equipment below due to smashing in the process of replacing the insulator string, a temporary protective net 400 is constructed within a certain range of an operation point, tools and materials which possibly fall are intercepted, and the electrical equipment below is prevented from being injured due to smashing.
The protection net 400 may be made of fabric into a mesh shape.
The strain insulator string insulator overhauling platform comprises a wire backup protection device 500, and because the strain insulator string insulator 300 is replaced, the connection of the insulator string is required to be carried in the replacement process, and therefore, a reliable wire backup protection device 500 is required, and the wire backup protection device 500 is in the prior art, so that the falling of the wire 700 can be prevented after the failure of a bearing tool or manual misoperation in the replacement process of the insulator string can be realized.
The wire backup protection device 500 may also be used when replacing the entire tension string insulator 300.
The strain insulator single-string insulator overhauling platform comprises a personal backup protection device 600. Because the strain insulator string 300 is replaced, a reliable structure for being used as a personal protection hanging point is not arranged above the strain insulator string, and the connection of the strain insulator string is required to be released in the operation process, and the strain insulator string cannot be directly used as the personal protection hanging point, a temporary personal backup protection hanging point is required to be established.
The human backup protection device 600 is used for pulling up the insulating ropes at a position higher than an operation plane by virtue of the frameworks 200 on two sides of the insulator string in the transformer substation, is used as a hanging point for human backup protection, provides reliable protection for operators in use, has a certain range of moving capability, and meets the operation requirement of any insulator position of the 500kV insulator string.
The invention provides an operation method of a strain insulator single-string insulator overhaul platform, which comprises the following steps:
step S1: the ground potential operator climbs the substation framework 200 to the vicinity of the overhaul equipment;
step S2: the equipotential operation human body backup protection device 600 is installed by utilizing the frameworks 200 on two sides of the insulator string to be replaced;
Step S3: the ground potential operator installs the first insulating connecting mechanism 110, the second insulating connecting mechanism 120 and the first section of the operation support 130 on the frame 200 in sequence; the equipotential operator gets into the electric field along the insulating maintenance platform after wearing the whole set of shielding clothes, and continuously overlaps other operation brackets 130 by adopting the same method until the maintenance operation position is reached;
step S4: equipotential operators cooperate with the ground potential operators to install the protective net 400 and the wire backup protection device 500;
step S5: and the equipotential operator uses the closed card to replace the damaged insulator.
The invention provides a tension-resistant single-string insulator overhaul platform, which comprises an operation bracket 130, a first insulation connecting mechanism 110 and a second insulation connecting mechanism 120, wherein the first insulation connecting mechanism 110 and the second insulation connecting mechanism 120 are respectively connected to two ends of the operation bracket 130; the first insulating connecting mechanism 110 is used for being connected with the framework 200, and the second insulating connecting mechanism 120 is used for being connected with the tension string insulator 300. In actual use, an operator installs the first insulating connection mechanism 110 on the frame 200, connects the second insulating connection mechanism 120 with the operation support 130, connects the operation support 130 connected with the second insulating connection mechanism 120 with the first insulating connection mechanism 110, connects the second insulating connection mechanism 120 to the tension-resistant single-string insulator 300, completes the construction of the tension-resistant Shan Chuan insulator maintenance platform, and the equipotential operator can use the tension-resistant Shan Chuan insulator maintenance platform as a support or can move on the tension-resistant single-string insulator maintenance platform, and completes the replacement of the damaged insulator by using a closed card.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (5)
1. The tension-resistant Shan Chuan insulator overhaul platform is characterized by comprising an operation bracket, a first insulating connecting mechanism and a second insulating connecting mechanism, wherein the first insulating connecting mechanism and the second insulating connecting mechanism are respectively connected to two ends of the operation bracket;
The first insulating connecting mechanism is used for being connected with the framework, and the second insulating connecting mechanism is used for being connected with the tension-resistant single-string insulator;
the first insulating connecting mechanism comprises a tightening structure, the tightening structure comprises a first tightening piece, a second tightening piece and a first adjusting structure, and one end of the first tightening piece is connected with one end of the second tightening piece;
the other end of the first clamping piece is connected with the other end of the second clamping piece through the first adjusting structure, and the first adjusting structure is used for adjusting the distance between the first clamping piece and the second clamping piece so that the first clamping piece and the second clamping piece can be clamped on the framework;
the number of the tightening structures is multiple, and the tightening structures are arranged at intervals;
a second adjusting structure is arranged between the at least two tightening structures and is used for adjusting the distance between the two tightening structures;
the second adjusting structure comprises a second screw rod arranged along the first direction, two adjacent tightening structures are connected to the second screw rod in a sliding manner, and first locking nuts in threaded connection with the second screw rod are respectively arranged on two opposite sides of the tightening structures, so that the distance between the two tightening structures can be adjusted;
the second insulating connecting mechanism comprises a hook, one end of the hook is connected with the operation support, and the other end of the hook is used for hooking on the tension-resistant single-string insulator.
2. The tension-resistant single-string insulator overhaul platform of claim 1, wherein the first adjusting structure comprises an adjusting switch, a first screw and a socket piece in sliding connection with the first screw; the other end of the second tightening piece is connected with the sleeve joint piece;
one end of the first screw rod is hinged with one end of the first tightening piece, the adjusting switch is in threaded connection with the other end of the first screw rod, and the adjusting switch is used for pushing and adjusting the distance between the sleeve joint piece and the first tightening piece.
3. The tension-resistant single-string insulator overhaul platform according to claim 1, wherein the first insulating connecting mechanism further comprises a connecting bracket, a connecting block fixedly connected with the second adjusting structure and a third screw rod arranged along a second direction, the connecting bracket and the connecting block are slidably connected to the third screw rod, and second locking nuts in threaded connection with the third screw rod are respectively arranged on two opposite sides of the connecting bracket and the connecting block, so that the distance between the connecting bracket and the connecting block is adjustable;
The first direction is perpendicular to the second direction.
4. The tension-resistant single-string insulator overhaul platform according to claim 1, wherein the operation support comprises a first rod piece and a second rod piece which are parallel and are arranged at intervals, and a plurality of third rod pieces, wherein two ends of each third rod piece are connected with the first rod piece and the second rod piece respectively.
5. The tension-resistant single-string insulator overhaul platform according to claim 1, wherein the number of the operation brackets and the second insulating connecting mechanisms is a plurality of and corresponds to one another;
The two ends of the operation support are respectively provided with a first connecting structure and a second connecting structure, so that the first connecting structures and the second connecting structures on the two adjacent operation supports are connected in a matched mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639910.7A CN110364960B (en) | 2019-07-16 | 2019-07-16 | Strain insulator single-string insulator overhauls platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639910.7A CN110364960B (en) | 2019-07-16 | 2019-07-16 | Strain insulator single-string insulator overhauls platform |
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| Publication Number | Publication Date |
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| CN110364960A CN110364960A (en) | 2019-10-22 |
| CN110364960B true CN110364960B (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910639910.7A Active CN110364960B (en) | 2019-07-16 | 2019-07-16 | Strain insulator single-string insulator overhauls platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111009849B (en) * | 2019-11-29 | 2021-02-19 | 国网山东省电力公司经济技术研究院 | A operation support for insulator is changed |
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| CN104505766A (en) * | 2014-12-02 | 2015-04-08 | 国家电网公司 | Tool and method for live replacement of 500kV strain insulator strings in substations |
| CN209844414U (en) * | 2019-07-16 | 2019-12-24 | 云南电网有限责任公司曲靖供电局 | Single-string tension insulator overhaul platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3996624B1 (en) * | 2006-12-08 | 2007-10-24 | 折野電設株式会社 | How to replace Choshiren |
| CN202014054U (en) * | 2010-12-28 | 2011-10-19 | 河北省电力公司超高压输变电分公司 | Overhaul tool for dead end insulator on +/- 660kV DC power transmission line |
| CN106033872B (en) * | 2015-03-12 | 2018-04-10 | 国家电网公司 | Equipotential changes the instrument of the double soft bus strain insulators of simply connected |
| CN108847612A (en) * | 2016-04-26 | 2018-11-20 | 国网江苏省电力有限公司常州供电分公司 | The specific purpose tool of charged for replacement 35kV strain insulator string |
| CN106159796B (en) * | 2016-08-11 | 2018-02-09 | 国网湖南省电力公司带电作业中心 | A kind of general closed type fixture and its application method for being used to change extra-high voltage insulator |
| CN207490441U (en) * | 2017-12-06 | 2018-06-12 | 贵州电网有限责任公司 | A kind of preformed strain insulator list insulator string charged for replacement fixture |
| CN208849346U (en) * | 2018-11-19 | 2019-05-10 | 国网四川省电力公司检修公司 | Anticreep moves large-tonnage strain insulator more changing device |
-
2019
- 2019-07-16 CN CN201910639910.7A patent/CN110364960B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505766A (en) * | 2014-12-02 | 2015-04-08 | 国家电网公司 | Tool and method for live replacement of 500kV strain insulator strings in substations |
| CN209844414U (en) * | 2019-07-16 | 2019-12-24 | 云南电网有限责任公司曲靖供电局 | Single-string tension insulator overhaul platform |
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