CN111181068A - Angle steel cross arm insulator pulley afterburner replacement device - Google Patents
Angle steel cross arm insulator pulley afterburner replacement device Download PDFInfo
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- CN111181068A CN111181068A CN202010088833.3A CN202010088833A CN111181068A CN 111181068 A CN111181068 A CN 111181068A CN 202010088833 A CN202010088833 A CN 202010088833A CN 111181068 A CN111181068 A CN 111181068A
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- pulley
- cross arm
- fixed seat
- angle steel
- steel cross
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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
本申请公开了角钢横担绝缘子滑车加力更换装置，包括：角钢横担卡具以及牵拉器；角钢横担卡具包括固定座、锁块、限位块以及螺杆；固定座的第一端部上设有与角钢横担的第一侧板部配合钩爪部；固定座的第二端部沿远离钩爪部方向伸出角钢横担，固定座上开设有通槽；锁块套设于螺杆上，且设有与角钢横担卡止配合的卡止部；限位块安装于固定座于通槽位置上；螺杆于伸出限位块的第一端设有杆头；杆头与锁块之间对固定座以及角钢横担形成夹持固定；牵拉器包括第一滑车、绝缘绳以及第二滑车；第一滑车与固定座于伸出角钢横担位置连接，且第一滑车的滑轮通过绝缘绳与第二滑车的滑轮连接；第二滑车通过连接件与导线连接。安装拆卸简单，使用方便。
The application discloses an angle steel cross arm insulator pulley forcing replacement device, including: an angle steel cross arm clamp and a retractor; the angle steel cross arm clamp includes a fixed seat, a lock block, a limit block and a screw rod; the first end of the fixed seat There is a hook part on the part that cooperates with the first side plate part of the angle steel cross arm; the second end of the fixed seat extends out of the angle steel cross arm in the direction away from the hook part, and the fixed seat is provided with a through slot; the lock block is sleeved on the screw rod, and is provided with a locking part that is locked and matched with the angle steel cross arm; the limit block is installed on the fixed seat at the position of the through groove; the screw rod is provided with a rod head at the first end extending out of the limit block; the rod head The fixing seat and the angle steel cross arm are clamped and fixed between the locking block and the locking block; the retractor includes a first pulley, an insulating rope and a second pulley; the first pulley and the fixing seat are connected at the position extending out of the angle steel cross arm, and the first pulley The pulley of the pulley is connected with the pulley of the second pulley through the insulating rope; the second pulley is connected with the wire through the connecting piece. Installation and disassembly are simple and easy to use.
Description
Technical Field
The application relates to the technical field of electric power operation, in particular to a stress application replacing device for an insulator pulley of an angle iron cross arm.
Background
The replacement of the linear insulator frequently occurs in the daily maintenance of the power transmission line, and the replacement of the insulator needs to be completed by a corresponding replacement device. The existing insulator replacing device mainly comprises a fixing clamp on a fixing cross arm and a traction device arranged on the fixing clamp. In the replacement operation, the fixing clamp is firstly installed on the cross arm of the tower, then the wire is pulled up through the traction device installed on the fixing clamp, the insulator string is upwards pulled and supported, and the replacement of the insulator string between the cross arm and the wire is facilitated. However, the existing replacing device for the angle iron cross arm is complex in installation and disassembly and inconvenient to use, and the insulator replacing efficiency is influenced.
Disclosure of Invention
In view of this, the purpose of this application is to provide angle steel cross arm insulator coaster afterburning change device, and the installation is dismantled simply, and convenient to use guarantees the insulator and changes efficiency.
For reaching above-mentioned technical purpose, this application provides angle steel cross arm insulator coaster thrust augmentation changing device includes: angle steel cross arm clamps and retractors;
the angle steel cross arm clamp comprises a fixed seat, a locking block, a limiting block and a screw rod;
a hook claw part is arranged at the first end part of the fixed seat;
a groove for the first side plate part of the angle steel cross arm to movably extend into is formed between the hook claw part and the fixed seat;
the second end part of the fixed seat extends out of the angle steel cross arm along the direction far away from the hook claw part, and a through groove which penetrates through the fixed seat and is arranged along the first end part of the fixed seat to the second end part is formed in the fixed seat;
the locking block is sleeved on the screw rod and is provided with a clamping part which is clamped and matched with the angle steel cross arm;
the limiting block is arranged on the fixed seat at the position of the through groove;
the first end of the screw rod extends out of the limiting block through the through groove, and a rod head is arranged at the first end of the screw rod extending out of the limiting block;
the fixed seat and the angle steel cross arm are clamped and fixed between the rod head and the locking block;
the traction device comprises a first pulley, an insulating rope and a second pulley;
the first pulley is connected with the fixed seat at a position extending out of the angle steel cross arm, and a pulley of the first pulley is connected with a pulley of the second pulley through an insulating rope;
the insulating rope is used for lifting the second pulley;
the second pulley is connected with the lead through a connecting piece.
Furthermore, the clamping parts are vertically connected with the locking blocks and distributed in an L shape.
Furthermore, a plurality of tooth sockets which are distributed at intervals along the direction from the first end to the second end of the fixed seat are arranged at the bottom of the limiting block;
the fixing base top is equipped with and follows fixing base first end distributes to second end direction interval, and with tooth's socket complex dogtooth.
Furthermore, a protruding part is arranged at the top of the limiting block, and a through hole of the limiting block penetrates through the protruding part;
the rod head is contacted and propped against the bulge.
Furthermore, a first fixing hole is formed in the boss;
and a second fixing hole matched with the first fixing hole is formed in the rod head.
Furthermore, a locking nut in threaded fit with the screw is sleeved on the screw;
the locking nut is contacted and propped against the locking block.
Furthermore, a threaded hole is formed in the claw part;
a fastener matched with the threaded hole in a threaded manner is inserted into the threaded hole;
the first end of the fastener passes through the threaded hole and is in contact and abutting contact with the inner side wall of the first side plate part of the fixing seat.
Furthermore, a first mounting groove is formed in the second end of the fixing seat;
a connecting shaft which upwards penetrates through the first mounting groove is arranged on the first pulley;
a limiting shaft vertically penetrates through a shaft section of the connecting shaft, which extends out of the first mounting groove upwards;
the top of the fixed seat is also provided with a clamping groove for the movable embedding of the limiting shaft.
Furthermore, an extension block is arranged at the first end part of the fixed seat;
the extension block is perpendicular to the fixed seat.
Furthermore, a second mounting groove is formed in the end portion, far away from the fixing seat, of the extension block.
According to the technical scheme, the angle steel cross arm fixture is constructed through setting up fixing base, locking piece, stopper and screw rod, during the use, utilizes hook claw portion and angle steel cross arm's first curb plate card to stop the cooperation, makes on the locking piece card stop portion and angle steel cross arm's second curb plate cooperation again to make between the pole head of locking piece and screw rod press from both sides fixing base and angle steel cross arm, and then realize the fastening to the fixing base. Through the structural design, the whole installation is dismantled simply, and the first coaster of collocation, insulating rope and the tractive ware that the second coaster constitutes simultaneously, whole convenient to use guarantees the insulator and changes efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic view of a use structure of a pulley stress application replacing device for an insulator of an angle cross arm provided in the present application;
FIG. 2 is an enlarged view of the position A in FIG. 1;
fig. 3 is a schematic view of a first installation and use structure of an angle cross arm fixture of the angle cross arm insulator pulley stress application replacing device provided in the present application;
fig. 4 is a schematic view of a second mounting and using structure of an angle cross arm fixture of the angle cross arm insulator pulley stress application replacing device provided in the present application;
fig. 5 is a first axial side schematic view of an angle cross arm clamp of the angle cross arm insulator pulley stress application replacing device provided in the present application;
fig. 6 is a second axial side schematic view of an angle cross arm fixture of the angle cross arm insulator pulley stressing replacing device provided in the present application;
fig. 7 is an exploded schematic view of an angle cross arm clamp of the angle cross arm insulator pulley stress application replacing device provided in the present application;
in the figure: 1. a fixed seat; 11. a claw portion; 111. a threaded hole; 12. a through groove; 121. a convex tooth; 13. a first mounting groove; 14. an extension block; 141. a second mounting groove; 2. a limiting block; 21. a boss portion; 211. a first fixing hole; 22. a tooth socket; 23. a through hole; 3. a screw; 31. a club head; 311. a second fixing hole; 32. locking the nut; 4. a locking block; 41. a locking part; 5. an angle steel cross arm; 51. a first side plate portion; 52. a second side plate portion; 61. a first sled; 611. a connecting shaft; 612. a limiting shaft; 613. a locking plate; 62. a second sled; 7. a wire; 8. an insulator.
Detailed Description
The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.
In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
The embodiment of the application discloses an angle steel cross arm insulator pulley stress application replacing device.
Referring to fig. 1 and fig. 3, an embodiment of a device for replacing an angle iron cross arm insulator pulley by applying force includes:
angle steel cross arm clamps and retractors; the angle steel cross arm clamp comprises a fixed seat 1, a locking block 4, a limiting block 2 and a screw rod 3; a claw part 11 is arranged at the first end part of the fixed seat 1; a groove for the first side plate part 51 of the angle steel cross arm 5 to movably extend into is formed between the hook claw part 11 and the fixed seat 1; the second end part of the fixed seat 1 extends out of the angle steel cross arm 5 along the direction far away from the claw part 11, and the fixed seat 1 is provided with a through groove 12 which penetrates through the fixed seat 1 and is arranged along the first end part of the fixed seat 1 to the second end part; the locking block 4 is sleeved on the screw rod 3 and is provided with a clamping part 41 which is clamped and matched with the angle steel cross arm 5; the limiting block 2 is arranged on the position of the through groove 12 of the fixed seat 1; the first end of the screw rod 3 extends out of the limiting block 2 through the through groove 12, and the first end of the screw rod 3 extending out of the limiting block 2 is provided with a rod head 31; the club head 31 and the locking block 4 clamp and fix the fixed seat 1 and the angle steel cross arm 5; the retractor comprises a first trolley 61, an insulated rope (not shown) and a second trolley 62; the first pulley 61 is connected with the fixed seat 1 at the position extending out of the angle steel cross arm 5, and a pulley of the first pulley 61 is connected with a pulley of the second pulley 62 through an insulating rope; the insulating rope is used for lifting the second pulley 62; the second block 62 is connected to the wire 7 by a connecting member.
Specifically, as shown in fig. 1 and 3, the claw portion 11 and the fixed seat 1 may be integrally formed, and the opening direction of the groove formed between the claw portion 11 and the fixed seat 1 may be the direction from the first end to the second end of the fixed seat 1, and when the fixing device is mounted, the fixed seat 1 is held and the first side plate 51 is inserted into the opening direction of the groove, so that the claw portion 11 and the first side plate 51 are engaged with each other; the second tip of fixing base 1 stretches out angle steel cross arm 5 along keeping away from 11 directions of hook portion, and when it conveniently provided 2 installation stations of stopper, also conveniently provided tractive ware work station, the installation of the tractive ware of being convenient for is fixed. The cross section of the through groove 12 can be in a shape of a long waist circle, the larger the length is, the larger the position range for moving and adjusting the screw rod 3 and the limiting block 2 is, and the larger the volume of the fixing seat 1 is, so that the skilled person can make appropriate adjustment and transformation according to actual needs without limitation. The limiting block 2 is used for limiting and preventing slipping, and after the position of the screw 3 is adjusted, the locking block 4 can be fastened after the locking block 4 is aligned to the second side plate portion 52, so that the clamping and fixing between the locking block 4 and the rod head 31 of the screw 3 and the fixing seat 1 and the second side plate portion 52 are formed. During the dismantlement, can loosen locking piece 4 earlier, remove screw rod 3 and stopper 2 again in order to withdraw from the locking piece 4 and the cooperation of stopping of second curb plate portion 52, take out fixing base 1 again, accomplish the dismantlement. The angle steel cross arm fixture constructed by the technical means is simple to mount and dismount, convenient to use and capable of ensuring the replacement efficiency of the insulator 8. In addition, the first pulley 61 and the second pulley 62 in the tractor can be a pulley set formed by assembling two pulleys as shown in fig. 1, so that the insulating rope pulls the second pulley 62 more conveniently. During the use, the insulating rope of operator pulling is with upwards tractive second coaster 62, and second coaster 62 moves to appointed take the altitude position on catching on wire 7 through the hookup of second coaster 62 self-band, thereby can fix the position of wire 7 through fixing insulating rope this moment to conveniently change insulator 8. In the process, the position of the fixing seat 1 where the retractor is installed can be subjected to a downward acting force, and the fixing seat 1 can be fixed by pulling through the hook claw at the moment to provide a force for balancing the acting force, so that the fixing seat 1 can be stably installed on the angle steel cross arm 5 and provide stable support for the retractor. In order to ensure that the installation of the fixed seat 1 is more stable, the contact surface between the bottom of the abutting part and the top of the angle steel cross arm 5 can be designed to be larger, and the contact surface can be properly changed according to actual needs.
The above is a first embodiment of the device for replacing insulator tackle stress application on an angle iron cross arm provided in the embodiment of the present application, and the following is a second embodiment of the device for replacing insulator tackle stress application on an angle iron cross arm provided in the embodiment of the present application, specifically referring to fig. 1 to 7.
Reinforcing change device of angle steel cross arm insulator coaster includes: angle steel cross arm clamps and retractors; the angle steel cross arm clamp comprises a fixed seat 1, a locking block 4, a limiting block 2 and a screw rod 3; a claw part 11 is arranged at the first end part of the fixed seat 1; a groove for the first side plate part 51 of the angle steel cross arm 5 to movably extend into is formed between the hook claw part 11 and the fixed seat 1; the second end part of the fixed seat 1 extends out of the angle steel cross arm 5 along the direction far away from the claw part 11, and the fixed seat 1 is provided with a through groove 12 which penetrates through the fixed seat 1 and is arranged along the first end part of the fixed seat 1 to the second end part; the locking block 4 is sleeved on the screw rod 3 and is provided with a clamping part 41 which is clamped and matched with the angle steel cross arm 5; the limiting block 2 is arranged on the position of the through groove 12 of the fixed seat 1; the first end of the screw rod 3 extends out of the limiting block 2 through the through groove 12, and the first end of the screw rod 3 extending out of the limiting block 2 is provided with a rod head 31; the club head 31 and the locking block 4 clamp and fix the fixed seat 1 and the angle steel cross arm 5; the retractor comprises a first pulley 61, an insulating rope and a second pulley 62; the first pulley 61 is connected with the fixed seat 1 at the position extending out of the angle steel cross arm 5, and a pulley of the first pulley 61 is connected with a pulley of the second pulley 62 through an insulating rope; the insulating rope is used for lifting the second pulley 62; the second block 62 is connected to the wire 7 by a connecting member.
Further, the locking parts 41 are vertically connected to the lock block 4 and are distributed in an L-shape.
Specifically, the locking portion 41 and the lock block 4 may be integrally formed, and have an L-shaped design to achieve locking engagement with the second side plate portion 52; when the locking portion 41 is engaged with the inner wall of the second side plate portion 52, the top of the lock piece 4 may contact with the bottom of the second side plate portion 52. Those skilled in the art can make appropriate changes based thereon.
Furthermore, the bottom of the limiting block 2 is provided with a plurality of tooth sockets 22 which are distributed at intervals along the direction from the first end to the second end of the fixing seat 1; the top of the fixing base 1 is provided with convex teeth 121 which are distributed along the first end of the fixing base 1 to the second end at intervals and matched with the tooth grooves 22.
Specifically, as shown in fig. 5 and fig. 7, in order to improve the limiting anti-slip effect of the limiting block 2, a plurality of tooth grooves 22 may be disposed at the bottom of the limiting block 2 to form a first matching surface, and a plurality of convex teeth 121 are disposed at the positions of the through grooves 12 on the fixing base 1 to form a second matching surface matched with the first matching surface, so that the positions of the limiting block 2 can be firmly limited by the matching between the tooth grooves 22 and the convex teeth 121, and then the positions of the screws 3 are limited, thereby improving the installation firmness of the fixing base 1. Of course, also can be in this embodiment to set up a plurality of spherical archs in the bottom of stopper 2, set up a plurality of and spherical protruding complex shrinkage pools on the fixing base 1 that corresponds, when the adjustment removed stopper 2's position, can pick up stopper 2 and remove to the position of needs, realize fixed coordination to spherical protruding on its stopper 2 and the shrinkage pool on the fixing base 1 again to fix stopper 2. Furthermore, the position limiting function of the limiting block 2 can be improved by roughening the surfaces of the limiting block 2 and the fixing seat 1 which are contacted with each other and improving the contact friction. Those skilled in the art can make appropriate changes based on the above without limitation.
Further, as shown in fig. 3, 5 and 7, a protrusion 21 is disposed at the top of the limiting block 2, and a through hole 23 of the limiting block 2 penetrates through the protrusion 21; the head 31 is in contact with and abutted against the boss 21. The fixing of the head 31 can be facilitated by providing the boss portion 21. And this structural design can facilitate the rotation of the club head 31. For example, when the screw 3 is in threaded engagement with the lock block 4, and the screw 3 is rotated to cause the lock block 4 to displace relatively, the screw 3 is rotated to cause the lock block 4 to displace relatively with respect to the fixing base 1 between the lock block 4 and the rod head 31, and the lock block 4 is caused to displace relatively by using the screw principle, so as to move in a direction capable of clamping the fixing base 1 and the angle cross arm 5.
Further, when the club head 31 is required to be fixedly connected with the stopper 2, the first fixing hole 211 may be formed on the protruding portion 21; the rod head 31 is provided with a second fixing hole 311 matched with the first fixing hole 211, and then the fixing is carried out through screws, so that the fixing mode is simple and convenient. When the rod head 31 is fixed to the stopper 2, the stopper 2 and the fixing seat 1 may be rough, so that the rotation of the stopper 2 is not affected.
Furthermore, the displacement of the locking block 4 can be controlled and adjusted by the following means, so that the locking block 4 can move towards the clamping fixing seat 1 and the angle iron cross arm 5; a locking nut 32 which is in threaded fit with the screw rod 3 is sleeved on the screw rod 3; the lock nut 32 is in contact against the lock block 4. By the means, the screw rod 3 does not need to be rotated, the locking block 4 is driven to move by utilizing the screw rod principle, the locking block 4 is driven to move by directly rotating the locking nut 32 and utilizing the locking nut 32, and the fixed seat 1 and the angle steel cross arm 5 are fastened and fixed between the nut and the rod head 31. The lock nut 32 may be a wing nut, and is not particularly limited.
Furthermore, a threaded hole 111 is formed in the claw part 11; a fastener in threaded fit with the threaded hole 111 is inserted into the threaded hole 111; the first end of the fastener passes through the threaded hole 111 and contacts and abuts against the inner side wall of the first side plate 51 of the fixing seat 1. As shown in fig. 5, a screw hole 111 is formed in the claw portion 11, and a fastening member is provided in the screw hole 111, so that the fastening member is brought into contact with the fixing base 1 to further improve the fixing stability of the fixing base 1. The fastener may be a thumb screw or a thumb bolt, and is not particularly limited.
Further, as shown in fig. 2 and 3, a first mounting groove 13 is formed on the second end of the fixing base 1; a first mounting groove 13 is formed in the second end of the fixing seat 1; the first pulley 61 is provided with a connecting shaft 611 which upwards penetrates through the first mounting groove 13; the connecting shaft 611 is vertically provided with a limiting shaft 612 at a shaft section extending upwards out of the first mounting groove 13.
Specifically, the first mounting groove 13 may be an open groove structure, which facilitates the mounting, dismounting and matching of the connecting shaft 611 and the first mounting groove 13, and a locking plate 613 may be correspondingly detachably disposed on the first mounting groove 13, so as to further limit the movement of the connecting shaft 611 by using the locking plate 613, thereby preventing the connecting shaft 611 from sliding out of the open position of the first mounting groove 13. In this embodiment, the connection shaft 611 is limited and fixed by the cooperation between the limiting shaft 612 and the slot. The first pulley 61 is integrally convenient to mount and dismount, and subsequent maintenance is facilitated.
Further, when the arrangement structure of the angle cross arm 5 is as shown in fig. 4, in order to enable the fixing base 1 to be smoothly installed and fixed, an extension block 14 may be provided on the first end of the fixing base 1; wherein, extension piece 14 can be with fixing base 1 integrated into one piece to be L type distribution between and the fixing base 1, specifically, extension piece 14 is perpendicular with fixing base 1. Thus, when the arrangement structure of the angle iron cross arm 5 is shown in fig. 4, the fixed dragger can be installed by utilizing the extension block 14, and the use is more convenient. Wherein, the end part of the extension block 14 far away from the fixed seat 1 can be provided with a second installation groove 141, wherein the structure of the second installation groove 141 can be the same as that of the first installation groove 13, and is not particularly limited, and the person skilled in the art can design according to the actual structure of the retractor.
According to the technical scheme, the angle steel cross arm fixture is constructed by the aid of the fixing seat 1, the locking block 4, the limiting block 2 and the screw 3, during use, the hook claw part 11 is used for clamping and matching with the first side plate part 51 of the angle steel cross arm 5, and the clamping and locking part 41 on the locking block 4 is matched with the second side plate part of the angle steel cross arm 5, so that the fixing seat 1 and the angle steel cross arm 5 are clamped and fixed between the locking block 4 and the rod head 31 of the screw 3, and the fixing seat 1 is further fastened. Through above-mentioned structural design, the simple is dismantled in the integral erection, and the first coaster 61 of collocation, insulating rope and the tractive ware that second coaster 62 constitutes simultaneously, whole convenient to use guarantees insulator 8 and changes efficiency.
The above detailed description is provided for the stress application replacing device for pulley of insulator with angle cross arm, and for those skilled in the art, according to the idea of the embodiment of the present application, there are changes in the specific implementation and application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. Device is changed in angle steel cross arm insulator coaster afterburning, its characterized in that includes: angle steel cross arm clamps and retractors;
the angle steel cross arm clamp comprises a fixed seat, a locking block, a limiting block and a screw rod;
a hook claw part is arranged at the first end part of the fixed seat;
a groove for the first side plate part of the angle steel cross arm to movably extend into is formed between the hook claw part and the fixed seat;
the second end part of the fixed seat extends out of the angle steel cross arm along the direction far away from the hook claw part, and a through groove which penetrates through the fixed seat and is arranged along the first end part of the fixed seat to the second end part is formed in the fixed seat;
the locking block is sleeved on the screw rod and is provided with a clamping part which is clamped and matched with the angle steel cross arm;
the limiting block is arranged on the fixed seat at the position of the through groove;
the first end of the screw rod extends out of the limiting block through the through groove, and a rod head is arranged at the first end of the screw rod extending out of the limiting block;
the fixed seat and the angle steel cross arm are clamped and fixed between the rod head and the locking block;
the traction device comprises a first pulley, an insulating rope and a second pulley;
the first pulley is connected with the fixed seat at a position extending out of the angle steel cross arm, and a pulley of the first pulley is connected with a pulley of the second pulley through an insulating rope;
the insulating rope is used for lifting the second pulley;
the second pulley is connected with the lead through a connecting piece.
2. The angle iron cross arm insulator pulley stress application and replacement device of claim 1, wherein the clamping parts are vertically connected with the locking blocks and distributed in an L shape.
3. The pulley stress application and replacement device for the insulator of the angle steel cross arm as claimed in claim 1, wherein the bottom of the limiting block is provided with a plurality of tooth grooves which are distributed at intervals along the direction from the first end to the second end of the fixing seat;
the fixing base top is equipped with and follows fixing base first end distributes to second end direction interval, and with tooth's socket complex dogtooth.
4. The pulley stress application replacing device for the insulator with the angle iron cross arm as claimed in claim 1, wherein a boss is provided on the top of the limiting block, and the through hole of the limiting block penetrates through the boss;
the rod head is contacted and propped against the bulge.
5. The angle iron cross arm insulator pulley stress application and replacement device of claim 4, wherein the boss is provided with a first fixing hole;
and a second fixing hole matched with the first fixing hole is formed in the rod head.
6. The pulley stress application and replacement device for the insulator of the angle cross arm according to claim 1, wherein a lock nut in threaded fit with the screw is sleeved on the screw;
the locking nut is contacted and propped against the locking block.
7. The pulley stressing and replacing device for the insulator of the angle iron cross arm according to claim 1, wherein a threaded hole is formed on the claw part;
a fastener matched with the threaded hole in a threaded manner is inserted into the threaded hole;
the first end of the fastener passes through the threaded hole and is in contact and abutting contact with the inner side wall of the first side plate part of the fixing seat.
8. The angle iron cross arm insulator pulley stress application and replacement device of claim 1, wherein a first mounting groove is formed on the second end of the fixing seat;
a connecting shaft which upwards penetrates through the first mounting groove is arranged on the first pulley;
a limiting shaft vertically penetrates through a shaft section of the connecting shaft, which extends out of the first mounting groove upwards;
the top of the fixed seat is also provided with a clamping groove for the movable embedding of the limiting shaft.
9. The angle iron cross arm insulator pulley stress application and replacement device of claim 1, wherein an extension block is arranged on the first end of the fixed seat;
the extension block is perpendicular to the fixed seat.
10. The angle iron cross arm insulator pulley stressing and replacing device according to claim 9, wherein a second mounting groove is provided on an end portion of the extension block away from the fixing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010088833.3A CN111181068A (en) | 2020-02-12 | 2020-02-12 | Angle steel cross arm insulator pulley afterburner replacement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010088833.3A CN111181068A (en) | 2020-02-12 | 2020-02-12 | Angle steel cross arm insulator pulley afterburner replacement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111181068A true CN111181068A (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010088833.3A Pending CN111181068A (en) | 2020-02-12 | 2020-02-12 | Angle steel cross arm insulator pulley afterburner replacement device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111181068A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114172078A (en) * | 2021-12-10 | 2022-03-11 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Transmission line overhauls supports with automatically regulated and turns to coaster device |
| CN115764772A (en) * | 2022-11-30 | 2023-03-07 | 国网北京市电力公司 | Insulating cross arm for distribution line and use method |
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| CN211377394U (en) * | 2020-02-12 | 2020-08-28 | 广东电网有限责任公司电力科学研究院 | Stress application replacing device for angle steel cross arm insulator pulley |
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| CN206250670U (en) * | 2016-08-24 | 2017-06-13 | 国网青海省电力公司海西供电公司 | It is a kind of to be easy to operation and safe replacing device for insulator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114172078A (en) * | 2021-12-10 | 2022-03-11 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Transmission line overhauls supports with automatically regulated and turns to coaster device |
| CN115764772A (en) * | 2022-11-30 | 2023-03-07 | 国网北京市电力公司 | Insulating cross arm for distribution line and use method |
| CN115764772B (en) * | 2022-11-30 | 2024-07-16 | 国网北京市电力公司 | An insulating cross arm for distribution line and use method thereof |
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Application publication date: 20200519 |