CN213505674U - Electric tower overhead ground wire hoisting device convenient to installation - Google Patents
Electric tower overhead ground wire hoisting device convenient to installation Download PDFInfo
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- CN213505674U CN213505674U CN202022361858.4U CN202022361858U CN213505674U CN 213505674 U CN213505674 U CN 213505674U CN 202022361858 U CN202022361858 U CN 202022361858U CN 213505674 U CN213505674 U CN 213505674U
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Abstract
The utility model relates to an electricity tower overhead earth wire hoisting accessory's technical field, an electricity tower overhead earth wire hoisting accessory convenient to installation is disclosed, it includes the support, a bearing, installation component and ratchet turn-buckle, the installation component is including installation piece and self-locking bolt, set up the draw-in groove that is used for with the horizontal part joint of workstation on the installation piece, self-locking bolt threaded connection is at the one end that the installation piece is close to ground, self-locking bolt is perpendicular with the installation piece, the bearing inlays to be established and keeps away from the outer lane and the installation piece fixed connection of ground one end and bearing at the installation piece, the axis of rotation of bearing is parallel with self-locking bolt's axis of rotation, the inner circle fixed connection of support and bearing, the ratchet turn-buckle is connected the one end. This application has the effect that improves workman work efficiency.
Description
Technical Field
The application relates to the field of hoisting devices for electric tower overhead ground wires, in particular to a hoisting device for electric tower overhead ground wires, which is convenient to install.
Background
Overhead ground wires, also known as lightning conductors, are wires that are directly connected to the ground on high-voltage and extra-high voltage lines. Due to the shielding of the overhead ground wire on the wire and the coupling effect between the wire and the overhead ground wire, the chance that thunder and lightning directly strikes the wire can be reduced. When the tower is struck by lightning, part of lightning current can be shunted through the overhead ground wire, so that the potential of the tower top is reduced, and the lightning resistance level is improved.
When the overhead ground wire is used for line construction and maintenance, in order to facilitate the pulling of the overhead ground wire and prevent the ground wire from being injured, the overhead ground wire is firstly placed into the ground wire pulley, and after the line tightening construction or maintenance is finished, the overhead ground wire is moved to the ground wire suspension wire clamp by the ground wire pulley. The process of supporting and hoisting the overhead ground wire by using external force is generally referred to as hoisting of the overhead ground wire. In the process of line construction and periodic maintenance of a power transmission line, the overhead ground wire is often required to be supported and hung so as to be transferred from the suspension wire clamp to the pulley or from the pulley to the suspension wire clamp. In order to reduce the labor intensity of workers, the overhead ground wire hoisting device is used for replacing a mode that a plurality of workers cooperate with each other to carry out shouldering to move the overhead ground wire.
The electric tower is far away from ground one end fixedly connected with workstation, and the workstation includes horizontal portion and perpendicular portion, and the workstation is the T type structure of invering, the horizontal portion and the electric tower fixed connection of workstation.
Referring to fig. 1, most of the existing overhead ground wire hoisting devices include a hoisting mechanism 700 and a mounting mechanism 800, the mounting mechanism 800 is fixedly connected to a workbench 100, the mounting mechanism 800 includes a bracket 810, a mounting plate 820 and two connecting plates 830, the bracket 810 is clamped with a vertical part 120 of the workbench 100, and the two connecting plates 830 are respectively and vertically and fixedly connected to one end of the bracket 810 close to a transverse part 110 of the workbench 100; on the lateral wall of the vertical part 120 far away from the workbench 100, the mounting plate 820 is located on one side of the horizontal part 110 of the workbench 100 far away from the vertical part 120, the two connecting plates 830 are fixedly connected with the mounting plate 820 through bolts 840, and the lifting mechanism 500 is fixedly connected to one end of the bracket 810 far away from the workbench 100.
In view of the above-mentioned related art, the inventor believes that there are defects that the hoisting device has too many parts and is inconvenient to carry and install, thereby affecting the working efficiency of workers.
SUMMERY OF THE UTILITY MODEL
In order to improve workman's work efficiency, this application provides an electricity tower overhead earth wire hoisting accessory convenient to installation.
The application provides a pair of electric tower overhead earth wire hoisting accessory convenient to installation adopts following technical scheme:
the utility model provides an electricity tower overhead earth wire hoisting accessory convenient to installation, includes support, bearing, installation component and ratchet turn-buckle, the installation component is including installation piece and first auto-lock bolt, offer the draw-in groove that is used for the horizontal portion joint with the workstation on the installation piece, first auto-lock bolt threaded connection is in the one end that the installation piece is close to ground, first auto-lock bolt is perpendicular with the installation piece, the bearing inlays establishes the outer lane and the installation piece fixed connection of keeping away from the one end on ground and bearing at the installation piece, the axis of rotation of bearing is parallel with the axis of rotation of first auto-lock bolt, the inner circle fixed connection of support and bearing, the ratchet turn-buckle is connected the one end that the installation piece was kept away from to the support.
Through adopting above-mentioned technical scheme, when installing hoisting accessory, with the horizontal part joint of installation piece and workstation, rotate first self-locking bolt and make first self-locking bolt and workstation bottom butt to fix the installation piece, accomplish the installation. The installation can be carried out by a worker with one hand in the installation process, the installation is convenient, the device is suitable for high-altitude operation, and the installation efficiency of workers is improved.
Optionally, the support includes horizontal pole, montant and go-between, the coaxial fixed connection of inner circle of montant and bearing, the perpendicular fixed connection of horizontal pole is in the one end that the installation piece was kept away from to the montant, the go-between articulates the one end of keeping away from the montant at the horizontal pole, ratchet turn-buckle and go-between joint.
Through adopting above-mentioned technical scheme, the montant rotates with the installation piece to be connected, and the montant is kept away from the perpendicular fixedly connected with horizontal pole of installation piece one end, and the ratchet turn-buckle passes through the go-between to be connected in the one end that the montant was kept away from to the horizontal pole, has increased hoisting accessory and has lifted by crane the back moving range who removes to overhead earth wire.
Optionally, the vertical rods and the cross rods are integrally formed.
Through adopting above-mentioned technical scheme, montant and horizontal pole integrated into one piece improve the structural strength of support, increase hoisting accessory's life.
Optionally, the bearing is an angular contact ball bearing.
Through adopting above-mentioned technical scheme, the support passes through angular contact ball bearing and installation piece rotation connection, and angular contact ball bearing can bear great axial force, makes hoisting accessory work more stable.
Optionally, a reinforcing rod is fixedly connected between the cross rod and the vertical rod.
Through adopting above-mentioned technical scheme, fixed connection stiffener between horizontal pole and montant further improves the structural strength of support, improves the stability of support.
Optionally, a balance mechanism connected with the workbench is fixedly connected to the vertical rod.
By adopting the technical scheme, the tension borne by the support is balanced when the overhead ground wire is lifted by the balance mechanism, and the service life of the support is prolonged.
Optionally, the balance mechanism comprises a connecting assembly and a clamping assembly, the connecting assembly is fixedly connected to one side, away from the workbench, of the vertical rod, the clamping assembly comprises an L-shaped clamping block used for being clamped with the vertical part of the workbench, the L-shaped clamping block is elastically connected with the connecting assembly through a spring, and a yielding hole for the spring to pass through is formed in the vertical rod.
By adopting the technical scheme, after the installation block is fixed on the workbench, the L-shaped fixture block is clamped with the vertical part of the workbench by the extension spring, and the clamping is convenient and fast.
Optionally, the connecting assembly comprises a first connecting rod, a second connecting rod and a second self-locking bolt, the first connecting rod is fixedly connected with the vertical rod, the second connecting rod is fixedly connected with one end of the first connecting rod away from the vertical rod, the second self-locking bolt is connected with the second connecting rod in a threaded mode and is parallel to the first connecting rod, and the second self-locking bolt is rotatably connected with the spring.
Through adopting above-mentioned technical scheme, adjust the distance between second self-locking bolt and the workstation vertical section according to the interval between montant and the workstation vertical section, make the spring can provide sufficient pulling force for L shape fixture block.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the installation block is connected through rotating the support bottom, a clamping groove used for being connected with the transverse part of the workbench in a clamped mode is formed in the installation block, one end of the installation block, which is far away from, is connected with a first self-locking bolt in a threaded mode, when the hoisting device is installed, the installation block is connected with the transverse part of the workbench in a clamped mode, the first self-locking bolt is rotated to enable the first self-locking bolt to be abutted against the bottom of the workbench, and therefore the installation block is fixed and installation is completed. In the installation process, workers can operate by one hand, the installation is convenient, the device is suitable for high-altitude operation, and the installation efficiency of the workers is improved;
2. the bracket is rotationally connected with the mounting block by the angular contact ball bearing, and the angular contact ball bearing can bear larger axial force, so that the hoisting device can work more stably;
3. the reinforcing rod is fixedly connected between the cross rod and the vertical rod, so that the structural strength of the support is further improved, and the stability of the support is improved.
Drawings
Fig. 1 is an overall structural view of the related art;
FIG. 2 is a schematic view of the overall structure of the present embodiment;
fig. 3 is a schematic structural view of the connecting assembly portion of the present embodiment.
Description of reference numerals: 100. a work table; 110. a transverse portion; 120. a vertical portion; 200. a support; 210. a cross bar; 220. a vertical rod; 221. a hole of abdication; 230. a connecting ring; 240. a reinforcing bar; 300. a bearing; 400. mounting the component; 410. mounting blocks; 420. a card slot; 430. a first self-locking bolt; 500. a ratchet wheel tightener; 600. a balancing mechanism; 610. a connecting assembly; 611. a first connecting rod; 612. a second connecting rod; 613. a second self-locking bolt; 614. a spring; 620. a clamping assembly; 621. an L-shaped fixture block; 700. a hoisting mechanism; 800. an installation mechanism; 810. a support; 820. mounting a plate; 830. a connecting plate; 840. and (4) bolts.
Detailed Description
The present application is described in further detail below with reference to figures 2-3.
The embodiment of the application discloses electric tower overhead earth wire hoisting accessory convenient to installation. Referring to fig. 2, an electric tower overhead ground wire hoisting device convenient to install comprises a mounting assembly 400 for fixing the hoisting device and a workbench 100 relatively, wherein one end of the mounting assembly 400, which is far away from the ground, is rotatably connected with a support 200, and one end of the support 200, which is far away from the workbench 100, is clamped with a ratchet tightener 500 for hoisting the overhead ground wire. The lifting device is fixedly connected to the workbench 100 through the mounting assembly 400, the overhead ground wire is lifted by the ratchet tightener 500, and the support 200 is rotatably matched with the ratchet tightener 500 to move the overhead ground wire. The support 200 is fixedly connected with a balance mechanism 600, one end, far away from the support 200, of the balance mechanism 600 is clamped with the vertical part of the workbench 100, the balance mechanism 600 is utilized to balance the tension force applied to the support 200 when the overhead ground wire is lifted, and the service life of the support 200 is prolonged.
Referring to fig. 2, the mounting assembly 400 includes a mounting block 410, a slot 420 for being clamped with the transverse portion of the workbench 100 is formed in the mounting block 410, a first self-locking bolt 430 is connected to one end of the mounting block 410 close to the ground in a threaded manner, and a rotation axis of the first self-locking bolt 430 is perpendicular to the transverse portion of the workbench 100. When the hoisting device is installed, the first self-locking bolt 430 is rotated to make the first self-locking bolt 430 abut against the bottom of the workbench 100 by utilizing the clamping groove 420 formed on the installation block 410 to be clamped with the transverse part of the workbench 100, so that the installation block 410 is fixed, and the installation is completed. The installation can be carried out by a worker with one hand in the installation process, the installation is convenient, the device is suitable for high-altitude operation, and the installation efficiency of workers is improved.
Referring to fig. 2, the bracket 200 includes a vertical rod 220, the vertical rod 220 is rotatably connected to one end of the mounting block 410 away from the ground through a bearing 300, the vertical rod 220 is perpendicular to one end of the mounting block 410 away from the ground, the bearing 300 is embedded on the mounting block 410, an outer ring of the bearing 300 is fixedly connected to the mounting block 410, and the vertical rod 220 is fixedly connected to an inner ring of the bearing 300. One end of the vertical rod 220 far away from the mounting block 410 is vertically and fixedly connected with a cross rod 210, one end of the cross rod 210 far away from the vertical rod 220 is hinged with a connecting ring 230, and the connecting ring 230 is clamped with the ratchet tightener 500. Through rotatably connecting the vertical rod 220 with the mounting block 410, the ratchet tightener 500 is hinged to one end of the cross rod 210 far away from the vertical rod 220 through the connecting ring 230, so that the moving range of the lifting device for lifting the overhead ground wire is enlarged. The vertical rod 220 and the cross rod 210 are integrally formed, so that the structural strength of the support 200 is improved, and the service life of the lifting device is prolonged. The reinforcing rods 240 are fixedly connected between the cross rods 210 and the vertical rods 220, and the structural strength of the support 200 is further improved by the reinforcing rods 240, so that the structure of the support 200 is more stable.
Referring to fig. 2, the bearing 300 is an angular contact ball bearing 300, when the ratchet tightener 500 is used for hoisting an overhead ground wire, the vertical rod 220 is subjected to a large bending stress, and the angular contact ball bearing 300 can bear a large axial force, so that the working process of the hoisting device is more stable.
Referring to fig. 2 and 3, the balance mechanism 600 includes a connecting assembly 610, the connecting assembly 610 is fixedly connected to the vertical rod 220, one end of the connecting assembly 610, which is far away from the vertical rod 220, is elastically connected to a clamping assembly 620, and the clamping assembly 620 is clamped to the vertical portion of the workbench 100.
Referring to fig. 2 and 3, the connecting assembly 610 includes a first connecting rod 611, the first connecting rod 611 is vertically and fixedly connected to a side of the vertical rod 220 away from the workbench 100, a second connecting rod 612 is vertically and fixedly connected to an end of the first connecting rod 611 away from the vertical rod 220, a second self-locking bolt 613 is connected to the second connecting rod 612 in a threaded manner, the second self-locking bolt 613 is parallel to the first connecting rod 611, a spring 614 is rotatably connected to an end of the second self-locking bolt 613 close to the workbench 100, and an end of the spring 614 away from the second self-locking bolt 613 passes through a relief hole 221 formed in the vertical rod 220 and is fixedly connected to the clamping assembly. The distance between the second self-locking bolt 613 and the vertical portion of the workbench 100 is adjusted according to the distance between the vertical rod 220 and the vertical portion of the workbench 100, so that the spring 614 can provide sufficient tension for the clamping assembly 620.
Referring to fig. 2 and 3, the clamping assembly 620 includes an L-shaped clamping block 621 for clamping with the vertical portion of the workbench 100, and the L-shaped clamping block 621 is clamped with the vertical portion of the workbench 100, so that the clamping is convenient and fast.
The implementation principle of the electric tower overhead ground wire hoisting device convenient to install in the embodiment of the application is as follows: when the workman installs hoisting accessory at the electricity tower top, utilize the draw-in groove 420 of seting up on the installation piece 410 and the horizontal portion joint of workstation 100, rotate first self-locking bolt 430 and make first self-locking bolt 430 and workstation 100 bottom butt, fix installation piece 410, but the staff one-hand operation in the installation, it is convenient to install, is fit for high altitude construction, improves workman's installation effectiveness.
After the mounting block 410 is fixed on the workbench 100, the L-shaped fixture block 621 is clamped with the vertical part of the workbench 100 by the extension spring 614, and the tension applied to the bracket 200 when the overhead ground wire is lifted is balanced by the balance mechanism 600, so that the service life of the bracket 200 is prolonged. The distance between the second self-locking bolt 613 and the vertical portion of the workbench 100 is adjusted according to the distance between the vertical rod 220 and the vertical portion of the workbench 100, so that the spring 614 can provide sufficient tension for the L-shaped fixture block 621.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an electricity tower overhead earth wire hoisting accessory convenient to installation which characterized in that: comprises a bracket (200), a bearing (300), a mounting component (400) and a ratchet wheel wire grip (500), the mounting assembly (400) comprises a mounting block (410) and a first self-locking bolt (430), the mounting block (410) is provided with a clamping groove (420) which is used for being clamped with the transverse part of the workbench (100), the first self-locking bolt (430) is in threaded connection with one end of the mounting block (410) close to the ground, the first self-locking bolt (430) is vertical to the mounting block (410), the bearing (300) is embedded at one end of the mounting block (410) far away from the ground, the outer ring of the bearing (300) is fixedly connected with the mounting block (410), the rotation axis of the bearing (300) is parallel to the rotation axis of the first self-locking bolt (430), the support (200) is fixedly connected with the inner ring of the bearing (300), and the ratchet wheel tightener (500) is connected to one end, far away from the mounting block (410), of the support (200).
2. An electrical tower overhead ground wire lifting device for ease of installation according to claim 1 wherein: support (200) include horizontal pole (210), montant (220) and go-between (230), the coaxial fixed connection of inner circle of montant (220) and bearing (300), the perpendicular fixed connection of horizontal pole (210) is in the one end of keeping away from installation piece (410) in montant (220), the one end of keeping away from montant (220) in horizontal pole (210) is articulated in go-between (230), ratchet turn-buckle (500) and go-between (230) joint.
3. An electrical tower overhead ground wire lifting device for ease of installation according to claim 2 wherein: the vertical rods (220) and the cross rods (210) are integrally formed.
4. An electrical tower overhead ground wire lifting device for ease of installation according to claim 1 wherein: the bearing (300) is an angular contact ball bearing (300).
5. An electrical tower overhead ground wire lifting device for ease of installation according to claim 2 wherein: and a reinforcing rod (240) is fixedly connected between the cross rod (210) and the vertical rod (220).
6. An electrical tower overhead ground wire lifting device for ease of installation according to claim 5 wherein: and the vertical rod (220) is fixedly connected with a balance mechanism (600) which is used for being connected with the workbench (100).
7. An electrical tower overhead ground wire lifting device for ease of installation according to claim 6 wherein: balance mechanism (600) are including coupling assembling (610) and joint subassembly (620), one side of workstation (100) is kept away from at montant (220) to coupling assembling (610) fixed connection, joint subassembly (620) is including being used for L shape fixture block (621) with workstation (100) vertical part joint, L shape fixture block (621) are through spring (614) and coupling assembling (610) elastic connection, offer on montant (220) and supply yielding hole (221) that spring (614) passed.
8. An electrical tower overhead ground wire lifting device for ease of installation according to claim 7 wherein: the connecting assembly (610) comprises a first connecting rod (611), a second connecting rod (612) and a second self-locking bolt (613), the first connecting rod (611) is vertically and fixedly connected with the vertical rod (220), the second connecting rod (612) is vertically and fixedly connected to one end, away from the vertical rod (220), of the first connecting rod (611), the second self-locking bolt (613) is in threaded connection with the second connecting rod (612) and parallel to the first connecting rod (611), and the second self-locking bolt (613) is rotatably connected with the spring (614).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022361858.4U CN213505674U (en) | 2020-10-21 | 2020-10-21 | Electric tower overhead ground wire hoisting device convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022361858.4U CN213505674U (en) | 2020-10-21 | 2020-10-21 | Electric tower overhead ground wire hoisting device convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213505674U true CN213505674U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022361858.4U Active CN213505674U (en) | 2020-10-21 | 2020-10-21 | Electric tower overhead ground wire hoisting device convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213505674U (en) |
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- 2020-10-21 CN CN202022361858.4U patent/CN213505674U/en active Active
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