CN120824682B - Automatic wire clamping and tightening device and method for overhead transmission line - Google Patents

Automatic wire clamping and tightening device and method for overhead transmission line

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Publication number
CN120824682B
CN120824682B CN202511341112.8A CN202511341112A CN120824682B CN 120824682 B CN120824682 B CN 120824682B CN 202511341112 A CN202511341112 A CN 202511341112A CN 120824682 B CN120824682 B CN 120824682B
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CN
China
Prior art keywords
clamp
clamping
pawl
chain
ratchet
Prior art date
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Application number
CN202511341112.8A
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Chinese (zh)
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CN120824682A (en
Inventor
周孝法
张国强
王晓锋
徐永铭
姜成诚
孙博洋
唐易民
夏严峰
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State Grid Shanghai Electric Power Co Ltd
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State Grid Shanghai Electric Power Co Ltd
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Application filed by State Grid Shanghai Electric Power Co Ltd filed Critical State Grid Shanghai Electric Power Co Ltd
Priority to CN202511341112.8A priority Critical patent/CN120824682B/en
Publication of CN120824682A publication Critical patent/CN120824682A/en
Application granted granted Critical
Publication of CN120824682B publication Critical patent/CN120824682B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
    • H02G1/04Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching

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  • Suspension Of Electric Lines Or Cables (AREA)

Abstract

The invention discloses an automatic wire clamping and tightening device and method for an overhead transmission line, which belong to the technical field of overhead transmission line erection equipment, and are provided with a shell fixing ring positioned at a fixed position of a pole tower, wherein the lower surface of the shell fixing ring is provided with a shell body, and the left rear side of the outer surface of the shell body is provided with a lifting motor; comprises a first synchronizing wheel which is arranged on an output shaft of the lifting motor, and a synchronous belt is rotated on the outer surface of the first synchronizing wheel. The automatic wire clamping and tightening device and the method for the overhead transmission line are provided with a shell fixing ring which is convenient to hoist, are matched with the starting of a lifting motor, control the use of a first synchronous wheel, a second synchronous wheel and a ratchet wheel, and are used for adjusting the rotation of the second gear in a linkage mode, and control the rotation of a first driving sprocket, so that a control chain is used for moving and conveying a clamped clamping piece, the clamping line of the clamping piece is improved, limiting and stable tightening are achieved, and the clamping piece used by an automatic wire clamping mechanism is prevented from loosening when being tightened through the use of a first pawl and a second pawl.

Description

Automatic wire clamping and tightening device and method for overhead transmission line
Technical Field
The invention relates to the technical field of overhead transmission line erection equipment, in particular to an automatic wire clamping and tightening device and method for overhead transmission lines.
Background
With the rapid development of national economy, the continuous rising of power demand is important in the construction of overhead transmission lines, a tightener is an indispensable tool mainly used for tightening wires to ensure the tension of the wires to meet the specified standard and simultaneously maintain the safe distance between the wires and the ground so as to ensure the safe and efficient operation of the transmission lines, in addition, in the daily maintenance of the power lines, the tightener is also often used for adjusting the tension of the wires to cope with tension fluctuation caused by line aging, load change or other factors, the mode of rough adjustment of a mechanical winch and fine adjustment of the tightener is commonly adopted in the current wire tightening construction so as to ensure that the sag of the wires can accurately meet the design requirement, and common wire tightening devices comprise ratchet tighteners and the like, and the problem of loosening of the wires due to the back force of the wires is effectively prevented in the process of tightening the overhead wires through the unidirectional non-return principle of ratchet pawls.
In order to overcome the defects, the prior art (Chinese patent application with the application number of CN202410163803.2 and the application date of 2024-02-05) is used for a wire clamping device for overhead transmission cables, the wire clamping device can automatically move to a position corresponding to a wire to be clamped through a roller mechanism, and the wire clamping mechanism is driven by a driving mechanism to clamp the cables after the wire clamping device moves to the corresponding position, so that an operator is not required to climb out of a pole tower to install the wire clamping device on the suspended cables, the operation difficulty and the working strength of the operator are reduced, the falling risk of overhead operation is greatly reduced, and the safety of the operator is improved; the utility model has the advantages of simple structure, convenience and practicability, improved line tightening efficiency, fully ensured construction safety, reduced construction cost, and the auxiliary clamp and the line tightening device for the overhead line (China patent application with the application number of CN202311544263.4 and the application number of 2023-11-17) can quickly and effectively move the line clamp to the position where the transmission wire needs to be clamped, without adopting an operating rod to hang the line clamp at the position set by the transmission wire so as to be convenient for quickly tightening the transmission wire of the transmission line, the prior art can finish limit use of the line tightening device in the working process, has manual dependency, the line tightening construction operation mainly depends on manual observation and operation and is greatly influenced by the manual factors such as the operation skill of constructors, automatic level is not high, centre gripping and fixed electric wire, and clamp line in-process is difficult to judge directly perceivedly and presss from both sides tight dynamics, leads to the centre gripping too tight or too loose, leads to the wire to damage or drop, and the security problem, and tight line operation often needs the staff to operate at the high altitude, exists great security risk.
Aiming at the problems, innovative design is urgently needed on the basis of the original automatic wire clamping and tightening device for the overhead transmission line.
Disclosure of Invention
The invention aims to provide an automatic wire clamping and tightening device and method for an overhead transmission line, which are used for solving the problems that in the background art, the wire tightening device has manual dependency in the working process, the wire tightening construction operation mainly depends on manual observation and operation, the influence of human factors such as operation skills of constructors is large, the automation level is not high, the wire is clamped and fixed, the clamping force is difficult to intuitively judge in the wire clamping process, the wire is clamped too tightly or too loose, the wire is damaged or falls off, the safety problem is caused, and the wire tightening operation usually needs the operation of workers at high altitude, so that the safety risk is high.
The automatic wire clamping and tightening device for the overhead transmission line comprises a first synchronous wheel, a second synchronous wheel, a ratchet wheel and an anti-reversion mechanism, wherein the first synchronous wheel is arranged on the inner surface of the synchronous wheel in a rotating mode, the ratchet wheel is coaxially arranged on the outer surface of the second synchronous wheel, the anti-reversion mechanism is arranged on the ratchet wheel, the first gear is coaxially rotated on the right side of the outer surface of the ratchet wheel, the lower surface of the first gear is meshed with the second gear, the outer surface of the second gear is coaxially provided with a first transmission sprocket, a chain is wound on the inner surface of the first transmission sprocket, the second transmission sprocket is wound on the other side of the chain, and the lifting mechanism is arranged on the lower side of the chain.
Preferably, the first synchronizing wheel and the lifting motor form a rotating structure, the first synchronizing wheel and the second synchronizing wheel form a rotating structure through a synchronous belt, and the second synchronizing wheel and the ratchet wheel form a coaxial rotating structure.
Through the structure, the synchronous wheel II is convenient to control in a linkage manner to adjust the rotation of the ratchet wheel during use, so that the subsequent line tightening control of the ratchet wheel is controlled.
Preferably, the anti-reversion mechanism comprises a pawl I which is connected with the lower side of the outer surface of the ratchet wheel in a clamping way, a pawl II is clamped on the upper side of the outer surface of the ratchet wheel, the pawl II is limited and rotated on the inner surface of the outer shell, and an extrusion spring I is elastically connected between the pawl II and the outer shell.
Through the structure, the locking device can prevent falling off after tightening the wire when in use, and improves locking stability.
Preferably, the ratchet wheel, the first pawl and the second pawl form an engagement structure, the second pawl forms an elastic rotation structure with the outer shell through the first compression spring, and the outer shell and the second pawl form a limiting structure.
Through the structure, the use stability of the first pawl and the second pawl can be conveniently controlled during use, and dislocation and falling are prevented.
Preferably, the first gear and the ratchet wheel form a coaxial rotating structure, the first gear and the second gear form a meshing structure, the second gear and the first transmission sprocket form a coaxial rotating structure, and the chain is wound from right to left on the upper sides of the first transmission sprocket and the second transmission sprocket.
Through the structure, when the chain tightening device is used, the first gear and the second gear which are coaxially assembled through the ratchet wheel are controlled to rotate in a linkage mode, and therefore the chain tightening is controlled.
Preferably, the lifting mechanism comprises a movable pulley which is connected with the lower side of the chain in a penetrating manner, a rotating frame is rotated on the lower side of the inner surface of the movable pulley, the chain is wound on the side chain wheel on the inner surface of the rotating frame, the first connecting frame is rotated on the lower surface of the rotating frame, the second connecting frame is penetrated on the lower side shaft of the first connecting frame, and the fixed main body is rotated on the lower side of the inner surface of the second connecting frame.
Through the structure, the position of the movable pulley can be effectively controlled through the chain when the movable pulley is used, and the positions of the first connecting frame, the second connecting frame and the fixed main body are controlled.
Preferably, the end part of the chain and the movable pulley form a shaft penetrating structure, the movable pulley and the rotating frame form a nested rotating structure, the chain winds from right to left on the upper side of the inner surface of the rotating frame, the first connecting frame and the second connecting frame form a linkage rotating structure, and the second connecting frame and the fixed main body form a rotating structure.
Through the structure, the linkage adjustment of the fixed main body can be synchronously controlled during use, and the moving stability of the fixed main body is improved.
Preferably, the upper surface of the fixing body is provided with a transmission screw through a wire clamping motor in a rotating way, the lower surface of the transmission screw is connected with a sliding nut in a threaded way, the lower surface of the sliding nut is provided with a push rod in a rotating way, meanwhile, the outer surface of the push rod is connected with a clamp in a sliding way, the clamp is transversely slid on the lower side of the inner surface of the fixing body, the clamp is provided with a clamping replacement mechanism, the fixing body forms a threaded sliding structure with the sliding nut through the transmission screw, the sliding nut forms an extrusion sliding structure with the clamp through the push rod, and the clamp is symmetrically arranged about the middle section of the inner surface of the fixing body.
Through the structure, the clamp can be effectively controlled to clamp and limit the circuit when in use, so that slipping is avoided.
Preferably, the clamping replacement mechanism comprises an extrusion rod which is slidably connected with the inner surface of the clamp, an extrusion block I is arranged on the outer surface of the extrusion rod, an extrusion spring II is elastically connected between the extrusion rod and the clamp, a limiting piece is connected with the outer surface of the extrusion block I in a nested sliding extrusion mode, the limiting piece is limited and slides in the clamp, a clamping piece is clamped and connected with the outer surface of the limiting piece, the clamping piece is nested in the clamp, a clamping piece is arranged on the outer surface of the clamping piece, the clamp forms an elastic sliding structure with the extrusion rod through the extrusion spring II, the extrusion rod forms a sliding extrusion structure with the limiting piece through the extrusion block I, the limiting piece is slidably arranged at equal angles relative to the inner surface of the clamp, meanwhile, the limiting piece forms a limiting clamping structure through the clamping piece and the clamping piece, and the clamping piece form an integrated structure, and meanwhile the clamping piece and the clamp form a nested structure.
Through above-mentioned structure, be convenient for replace the holder when using, and take place to drop when avoiding the centre gripping to remove through the outward appearance of fastener and incline the L structure that falls, improve the safety in utilization to through the anti-skidding structure of holder grip face, increase clamping stability.
Preferably, the lifting motor for starting the assembly of the outer shell rotates to drive the first synchronous wheel to control the ratchet wheel assembled by the second synchronous wheel to rotate, the ratchet wheel is used in an anti-reversing mode through the first pawl and the second pawl, the first ratchet wheel is matched with the first gear assembled coaxially with the ratchet wheel to engage with the first driving sprocket connected with the second control gear, so that the first driving sprocket is controlled to rotate and convey a winding chain, the fixed main body on the lower side of the movable pulley assembled by the driving chain is driven to lift and adjust, the position of the push rod is controlled to be adjusted by the fixed main body, the clamp is extruded and adjusted to start clamping wires, and the clamp is clamped by a clamping piece assembled through a limiting clamp, so that clamping damage to the wires is reduced when the clamping of the wires is stable.
Compared with the prior art, the invention has the beneficial effects that:
1. The automatic wire clamping and tightening device and the method for the overhead transmission line are provided with a shell fixing ring which is convenient to hoist, are matched with the starting of a lifting motor, control the use of a first synchronous wheel, a second synchronous wheel and a ratchet wheel, and are used for adjusting the rotation of the second gear in a linkage mode, and control the rotation of a first driving sprocket, so that a control chain is used for moving and conveying a clamped clamping piece, the clamping line of the clamping piece is improved, limiting and stable tightening are achieved, and the clamping piece used by an automatic wire clamping mechanism is prevented from loosening when being tightened through the use of a first pawl and a second pawl.
2. The automatic wire clamping and tightening device and method for the overhead transmission line are provided with an anti-reversion mechanism, wherein a synchronous wheel I is used for controlling a synchronous belt to adjust a synchronous wheel II to rotate and coaxially drive a ratchet to be matched with a pawl I and a pawl II, a gear I on the ratchet is controlled to avoid reversion, and a transmission chain wheel I on the gear II is in linkage engagement with the transmission chain wheel I for adjusting the gear II to convey a chain, so that the chain is prevented from reversion, and the use stability of the chain is improved.
3. The automatic wire clamping and tightening device and method for the overhead transmission line are provided with a lifting mechanism, the position of a movable pulley is effectively controlled through rotation of a first driving sprocket, so that the position of a first rotating frame on the movable pulley is adjusted through a chain, a circuit clamped by a clamping piece is controlled to be tightened in a parallel mode, the movement stability of the chain is controlled through rotation of the chain, a second driving sprocket and a sprocket body on the rotating frame, the chain is prevented from falling off through a stop ring assembled at the end part of the chain, further, the positions of a push rod and a clamp are effectively controlled through a clamping motor assembled on a fixed main body, the clamping piece is controlled to stably clamp and limit the circuit, further, the clamping piece is prevented from falling off through cooperation of a first extrusion block assembled through a pressing rod on the clamp, the stability of the clamping piece in use is effectively controlled through the clamping piece mounted, and the slipping is prevented.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of an automatic wire clamping and tightening device for an overhead transmission line;
FIG. 2 is a right-hand perspective view of the synchronizing wheel of the present invention;
FIG. 3 is a right side perspective view of the ratchet of the present invention;
FIG. 4 is a schematic view of a left-hand perspective of the drive sprocket of the present invention;
FIG. 5 shows a traveling block according to the present invention a schematic three-dimensional structure;
FIG. 6 is a schematic view of a second half-sectional perspective structure of the connector of the present invention;
FIG. 7 is a schematic view of a partially cut-away perspective structure of a clamp of the present invention;
Fig. 8 is an enlarged perspective view of fig. 7a according to the present invention.
The device comprises a shell fixing ring, a shell body, a lifting motor, a synchronous wheel I, a synchronous belt I, a synchronous wheel II, a ratchet, a pawl I, a pawl II, a pressing spring I, a gear II, a 13, a transmission chain wheel I, a 14, a chain, a 15, a movable pulley, a 16, a rotating frame, a 17, a transmission chain wheel II, a 18, a connecting frame I, a 19, a connecting frame II, a20, a fixing body, a 21, a transmission screw, a 22, a sliding nut, a 23, a push rod, a 24, a clamp, a 25, a pressing rod, a 26, a pressing block I, a 27, a pressing spring II, a 28, a limiting piece, a 29, a clamping piece and a 30.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only 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.
Referring to fig. 1-8, the invention provides an automatic wire clamping and tightening device and method for an overhead transmission line, which are provided with a shell fixing ring 1 positioned at a fixed position of a pole tower, wherein the lower surface of the shell fixing ring 1 is provided with a shell body 2, and the left rear side of the outer surface of the shell body 2 is provided with a lifting motor 3.
The technical scheme as shown in the figures 1-5 is that the automatic wire clamping and tightening device and method for the overhead transmission line comprise a first synchronous wheel 4, a second synchronous wheel 6 and a ratchet wheel 7, wherein the first synchronous wheel 4 is arranged on an output shaft of a lifting motor 3, the outer surface of the first synchronous wheel 4 is rotated with a synchronous belt 5, the inner surface of the synchronous belt 5 is rotated with the second synchronous wheel 6, the outer surface of the second synchronous wheel 6 is coaxially provided with a ratchet wheel 7, and the ratchet wheel 7 is provided with an anti-reversion mechanism; the first gear 11 coaxially rotates on the right side of the outer surface of the ratchet wheel 7, the lower surface of the first gear 11 is in meshed connection with the second gear 12, the outer surface of the second gear 12 is coaxially provided with the first transmission sprocket 13, the inner surface of the first transmission sprocket 13 is wound with the chain 14, the other side of the chain 14 is wound with the second transmission sprocket 17, the lower side of the chain 14 is provided with a lifting mechanism, the first synchronizing wheel 4 and the lifting motor 3 form a rotating structure, the first synchronizing wheel 4 and the second synchronizing wheel 6 form a rotating structure through the synchronous belt 5, the second synchronizing wheel 6 and the ratchet wheel 7 form a coaxial rotating structure, the anti-reversion mechanism comprises a first pawl 8 which is in clamped connection with the lower side of the outer surface of the ratchet wheel 7, the upper side of the outer surface of the ratchet wheel 7 is clamped with a second pawl 9, the second pawl 9 is in limited rotation on the inner surface of the outer shell 2, an extrusion spring 10 is elastically connected between the second pawl 9 and the outer shell 2, the ratchet wheel 7 and the first pawl 8 and the second pawl 9 form a meshing structure through the extrusion spring 10, the outer shell 2 forms an elastic rotating structure, the outer shell 2 and the first pawl 9 and the second pawl 9 form a limiting structure, the gear 11 and the first gear 11 and the ratchet wheel 11 form a coaxial rotating structure, the lifting mechanism comprises a movable pulley 15 which is connected with the lower side of the chain 14 in a penetrating way, a rotating frame 16 is rotated on the lower side of the inner surface of the movable pulley 15, the chain 14 is wound on the inner surface of the rotating frame 16, a connecting frame I18 is rotated on the lower surface of the rotating frame 16, a connecting frame II 19 is penetrated on the lower side shaft of the connecting frame I18, a fixed body 20 is rotated on the lower side of the inner surface of the connecting frame II 19, the end part of the chain 14 and the movable pulley 15 form a shaft penetrating structure, the movable pulley 15 and the rotating frame 16 form a nested rotating structure, the chain 14 and the upper side of the inner surface of the rotating frame 16 form a linkage rotating structure, the rotating frame 16 and the connecting frame I18 and the connecting frame II 19 form a linkage rotating structure, and the connecting frame II 19 and the fixed body 20 form a rotating structure.
When the shell fixed ring 1 is fixed at a corresponding position, the shell 2 is fixed, after the line is clamped through the clamping piece 30, the lifting motor 3 is started to control the output shaft to rotate, and the synchronous pulley I4 on the output shaft drives the synchronous belt 5 to rotate, so that the synchronous pulley II 6 is controlled to synchronously rotate, the use of the synchronous pulley I4 and the synchronous pulley II 6 can reduce the rotating speed through the transmission power, the coaxially installed ratchet wheel 7 is driven to rotate in a linkage manner through the rotation of the synchronous pulley II 6, when the ratchet wheel 7 rotates, the ratchet wheel I8 and the ratchet II 9 are meshed, so that the ratchet wheel 7 is regulated to rotate in one direction, anti-reversion protection is carried out, and when the ratchet II 9 rotates, the ratchet II 9 is clamped with the shell 2, the anti-reversion stability of the ratchet II 9 is improved through the extrusion spring I10 between the matched ratchet II 9 and the shell 2, and when the ratchet wheel 7 rotates, the first gear 11 and the second gear II 12 are driven to rotate, the first gear 13 is driven to control the transmission chain 14 to rotate, the end part of the chain 14 is connected through the movable pulley 15, the movable frame 16 is controlled to rotate in a penetrating manner, when the movable frame 16 is controlled to move around the movable frame 16, the movable frame 16 is wound around the movable frame 16, and the movable frame 16 is connected with the movable frame 14, and the movable frame 16 is fixed on the movable frame, and the movable frame is fixed to the movable frame 14, and the movable frame is fixed to the movable frame, and the movable frame is used for assembling the movable frame, and the movable frame is fixed to the movable frame and the movable frame is 16, and the movable frame is fixed to the movable frame is fixed, and the movable frame is fixed.
In the second embodiment, as shown in fig. 1, 6, 7 and 8, on the basis of the first embodiment, the invention also discloses a limiting clamping method for adjusting a clamp 24 of a fixed main body 20, which is characterized in that the upper surface of the fixed main body 20 is rotated by a wire clamping motor to form a transmission screw 21, the lower surface of the transmission screw 21 is connected with a sliding nut 22 in a threaded manner, the lower surface of the sliding nut 22 is rotated by a push rod 23, the outer surface of the push rod 23 is connected with the clamp 24 in a sliding manner, the clamp 24 is transversely slid on the lower side of the inner surface of the fixed main body 20, the clamp 24 is provided with a clamping replacement mechanism, the fixed main body 20 forms a threaded sliding structure with the sliding nut 22 through the transmission screw 21, the sliding nut 22 forms an extrusion sliding structure with the clamp 24 through the push rod 23, and the clamp 24 is symmetrically arranged about the middle section of the inner surface of the fixed main body 20.
When the line is required to be clamped, the clamping motor on the fixed main body 20 is started, the clamping motor is controlled to drive the transmission screw 21 to rotate, the sliding nut 22 connected with the transmission screw 21 is controlled to move on the lower side of the fixed main body 20 by threads, the sliding nut 22 is controlled to rotate and assemble the push rod 23, the position of the clamp 24 is extruded in a sliding manner, the line is clamped, the push rod 23 and the sliding nut 22 are combined in a rotating manner, the sliding nut 22 is prevented from rotating, and the stability of the relative movement of the clamp 24 on the fixed main body 20 is improved.
The embodiment III also discloses a disassembly and assembly structure of the clamping piece 30 on the clamp 24 on the basis of the embodiment II, as shown in the technical scheme of figures 1, 6,7 and 8, and the disassembly and assembly structure comprises a pressing rod 25 slidingly connected with the inner surface of the clamp 24, wherein the pressing rod 25 is provided with a pressing block 26 on the outer surface, a pressing spring II 27 is elastically connected between the pressing rod 25 and the clamp 24, a limiting piece 28 is slidingly connected with the outer surface of the pressing block 26 in a nested and sliding manner, the limiting piece 28 is slidingly limited in the clamp 24, the outer surface of the limiting piece 28 is in clamped connection with a clamping piece 29, the clamping piece 29 is nested in the clamp 24, the clamping piece 30 is arranged on the outer surface of the clamping piece 29, the clamp 24 and the pressing rod 25 form an elastic sliding structure through the pressing spring II and the pressing rod 25, the limiting piece 28 is slidingly arranged at equal angles relative to the inner surface of the clamp 24, the limiting piece 28 forms a limiting clamping structure through the clamping piece 29 and the clamping piece 30, and the clamping piece 30 and the clamping piece 29 form an integral nested structure with the clamp 24.
When the clamp 24 is used for clamping, the extruding rod 25 sliding on the clamp 24 is controlled to move upwards, the extruding rod 25 is used for adjusting the extruding spring II 27 to shrink and drive the extruding block I26 installed on the extruding rod 25 to slide in the clamp 24, the limiting piece 28 is controlled to shrink into the clamp 24, the clamping piece 29 installed on the corresponding clamping piece 30 is selected to be nested on the clamp 24, the extruding rod 25 can be loosened, the extruding block I26 installed on the extruding rod 25 is controlled to be nested in the clamping piece 29 through the elastic extruding rod 25 of the extruding spring II 27, the stability of the clamping piece 30 installed on the clamping piece 29 is controlled, the clamping piece 30 is prevented from being separated during normal operation, the use stability is improved, different protective circuits are clamped through the clamping piece 30, and the safety of the circuit movement is improved.
And when the lifting motor 3 assembled by the outer shell 2 is started to rotate during use, the first synchronizing wheel 4 is driven to control the ratchet wheel 7 assembled by the second synchronizing wheel 6 to rotate, the ratchet wheel 7 is used in an anti-reversion way through the first pawl 8 and the second pawl 9, the first gear 11 coaxially assembled by the ratchet wheel 7 is matched with the first driving sprocket 13 connected with the second meshing control gear 12 to rotate, so that the chain 14 wound by the first driving sprocket 13 is controlled to rotate and convey, the fixed main body 20 at the lower side of the movable pulley 15 assembled by the chain 14 is driven to lift and regulate, the fixed main body 20 is controlled to regulate the position of the push rod 23 and extrude and regulate the clamp 24 to start clamping a line, and the clamp 24 is controlled to clamp and stabilize the line through the clamping piece 30 assembled by limiting clamping, so that the clamping damage to the line is reduced.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1.一种架空输电线自动卡线紧线装置,设置有定位于杆塔固定部位的外壳固定环(1),外壳固定环(1)的下表面安装有外壳体(2),且外壳体(2)外表面左后侧安装有升降电机(3);1. An automatic wire clamping and tightening device for overhead power transmission lines, comprising a housing fixing ring (1) positioned at the fixed part of the tower, a housing body (2) installed on the lower surface of the housing fixing ring (1), and a lifting motor (3) installed on the left rear side of the outer surface of the housing body (2). 其特征在于,包括:Its features include: 同步轮一(4),安装于所述升降电机(3)的输出轴上,且同步轮一(4)的外表面转动有同步带(5),并且同步带(5)的内表面转动有同步轮二(6),同时同步轮二(6)的外表面同轴安装有棘轮(7),并且棘轮(7)设置有防逆转机构;Synchronous pulley one (4) is installed on the output shaft of the lifting motor (3), and a synchronous belt (5) rotates on the outer surface of synchronous pulley one (4), and a synchronous pulley two (6) rotates on the inner surface of the synchronous belt (5). At the same time, a ratchet (7) is coaxially installed on the outer surface of synchronous pulley two (6), and the ratchet (7) is provided with an anti-reverse mechanism. 齿轮一(11),同轴转动于所述棘轮(7)的外表面右侧,且齿轮一(11)的下表面啮合连接有齿轮二(12),并且齿轮二(12)的外表面同轴安装有传动链轮一(13),同时传动链轮一(13)的内表面缠绕有链条(14),并且链条(14)的另一侧缠绕有传动链轮二(17),同时链条(14)的下侧设置有升降机构;Gear 1 (11) is coaxially rotated on the right side of the outer surface of the ratchet (7), and gear 2 (12) is meshed on the lower surface of gear 1 (11). A transmission sprocket 1 (13) is coaxially mounted on the outer surface of gear 2 (12). At the same time, a chain (14) is wound on the inner surface of transmission sprocket 1 (13), and transmission sprocket 2 (17) is wound on the other side of the chain (14). A lifting mechanism is provided on the lower side of the chain (14). 所述升降机构包括链条(14)下侧贯穿连接的动滑轮(15),且动滑轮(15)的内表面下侧转动有旋转架(16),并且旋转架(16)的内表面上侧链轮缠绕有链条(14),同时旋转架(16)的下表面转动有连接架一(18),并且连接架一(18)的下侧轴贯穿有连接架二(19),同时连接架二(19)的内表面下侧转动有固定主体(20);The lifting mechanism includes a movable pulley (15) that is connected through the lower side of the chain (14), and a rotating frame (16) is rotatably mounted on the lower side of the inner surface of the movable pulley (15). The chain (14) is wound around the sprocket on the upper side of the inner surface of the rotating frame (16). At the same time, a connecting frame one (18) is rotatably mounted on the lower surface of the rotating frame (16), and a connecting frame two (19) is rotatably mounted on the lower side of the connecting frame one (18). At the same time, a fixed body (20) is rotatably mounted on the lower side of the inner surface of the connecting frame two (19). 所述固定主体(20)的上表面通过夹线电机转动有传动螺杆(21),且传动螺杆(21)的下表面螺纹连接有滑动螺母(22),并且滑动螺母(22)的下表面转动有推杆(23),同时推杆(23)的外表面滑动连接有夹钳(24),并将夹钳(24)横向滑动在固定主体(20)的内表面下侧,并且夹钳(24)设置有卡合替换机构;The upper surface of the fixed body (20) is connected to a transmission screw (21) via a wire clamping motor, and the lower surface of the transmission screw (21) is threaded with a sliding nut (22). The lower surface of the sliding nut (22) is connected to a push rod (23), and the outer surface of the push rod (23) is slidably connected to a clamp (24). The clamp (24) is slid laterally on the lower side of the inner surface of the fixed body (20), and the clamp (24) is provided with a locking and replacement mechanism. 所述卡合替换机构包括夹钳(24)内表面滑动连接的挤压杆(25),且挤压杆(25)的外表面安装有挤压块一(26),并且挤压杆(25)与夹钳(24)之间弹性连接有挤压弹簧二(27),同时挤压块一(26)的外表面嵌套滑动挤压连接有限位件(28),并将限位件(28)限位滑动在夹钳(24)中,且限位件(28)的外表面卡合连接有卡件(29),并且卡件(29)嵌套在夹钳(24)中,并且卡件(29)的外表面安装有夹持件(30)。The locking and replacement mechanism includes a pressing rod (25) slidably connected to the inner surface of the clamp (24), and a pressing block (26) is installed on the outer surface of the pressing rod (25). A pressing spring (27) is elastically connected between the pressing rod (25) and the clamp (24). At the same time, a limiting member (28) is nested and slidably pressed on the outer surface of the pressing block (26), and the limiting member (28) is limited and slidably in the clamp (24). A locking member (29) is locked on the outer surface of the limiting member (28), and the locking member (29) is nested in the clamp (24). A clamping member (30) is installed on the outer surface of the locking member (29). 2.根据权利要求1所述的一种架空输电线自动卡线紧线装置,其特征在于:所述同步轮一(4)与升降电机(3)构成旋转结构,且同步轮一(4)通过同步带(5)与同步轮二(6)构成转动结构,并且同步轮二(6)与棘轮(7)构成同轴旋转结构。2. An automatic wire clamping and tightening device for overhead power transmission lines according to claim 1, characterized in that: the first synchronous wheel (4) and the lifting motor (3) form a rotating structure, and the first synchronous wheel (4) and the second synchronous wheel (6) form a rotating structure through the synchronous belt (5), and the second synchronous wheel (6) and the ratchet (7) form a coaxial rotating structure. 3.根据权利要求1所述的一种架空输电线自动卡线紧线装置,其特征在于:所述防逆转机构包括棘轮(7)外表面下侧卡合连接的棘爪一(8),且棘轮(7)的外表面上侧卡合有棘爪二(9),并将棘爪二(9)限位旋转在外壳体(2)的内表面,并且棘爪二(9)与外壳体(2)之间弹性连接有挤压弹簧一(10)。3. An automatic wire clamping and tightening device for overhead power transmission lines according to claim 1, characterized in that: the anti-reverse mechanism includes a pawl 1 (8) engaged with the lower side of the outer surface of the ratchet (7), and a pawl 2 (9) engaged with the upper side of the outer surface of the ratchet (7), which limits the rotation of the pawl 2 (9) on the inner surface of the outer shell (2), and a compression spring 1 (10) elastically connected between the pawl 2 (9) and the outer shell (2). 4.根据权利要求3所述的一种架空输电线自动卡线紧线装置,其特征在于:所述棘轮(7)与棘爪一(8)和棘爪二(9)构成啮合结构,且棘爪二(9)通过挤压弹簧一(10)与外壳体(2)构成弹性旋转结构,并且外壳体(2)与棘爪二(9)构成限位结构。4. An automatic wire clamping and tightening device for overhead power transmission lines according to claim 3, characterized in that: the ratchet (7) forms an engagement structure with pawl one (8) and pawl two (9), and pawl two (9) forms an elastic rotation structure with the outer shell (2) through the compression spring one (10), and the outer shell (2) forms a limiting structure with pawl two (9). 5.根据权利要求1所述的一种架空输电线自动卡线紧线装置,其特征在于:所述齿轮一(11)与棘轮(7)构成同轴旋转结构,且齿轮一(11)与齿轮二(12)构成啮合结构,并且齿轮二(12)与传动链轮一(13)构成同轴转动结构,同时链条(14)关于传动链轮一(13)和传动链轮二(17)上侧均采用从右至左缠绕。5. An automatic wire clamping and tightening device for overhead power transmission lines according to claim 1, characterized in that: the first gear (11) and the ratchet (7) form a coaxial rotating structure, and the first gear (11) and the second gear (12) form a meshing structure, and the second gear (12) and the first transmission sprocket (13) form a coaxial rotating structure, while the chain (14) is wound from right to left on the upper side of the first transmission sprocket (13) and the second transmission sprocket (17). 6.根据权利要求1所述的一种架空输电线自动卡线紧线装置,其特征在于:所述链条(14)端部与动滑轮(15)构成轴贯穿结构,且动滑轮(15)与旋转架(16)构成嵌套旋转结构,并且链条(14)关于旋转架(16)内表面上侧由右至左缠绕,同时旋转架(16)与连接架一(18)和连接架二(19)构成联动旋转结构,并且连接架二(19)与固定主体(20)构成转动结构。6. An automatic wire clamping and tightening device for overhead power transmission lines according to claim 1, characterized in that: the end of the chain (14) and the movable pulley (15) form a shaft through structure, and the movable pulley (15) and the rotating frame (16) form a nested rotating structure, and the chain (14) is wound from right to left about the upper side of the inner surface of the rotating frame (16), while the rotating frame (16) and the first connecting frame (18) and the second connecting frame (19) form a linkage rotating structure, and the second connecting frame (19) and the fixed body (20) form a rotating structure. 7.根据权利要求1所述的一种架空输电线自动卡线紧线装置,其特征在于:所述固定主体(20)通过传动螺杆(21)与滑动螺母(22)构成螺纹滑动结构,且滑动螺母(22)通过推杆(23)与夹钳(24)构成挤压滑动结构,并且夹钳(24)关于固定主体(20)的内表面中段对称设置。7. An automatic wire clamping and tightening device for overhead power transmission lines according to claim 1, characterized in that: the fixed body (20) forms a threaded sliding structure with the sliding nut (22) through the transmission screw (21), and the sliding nut (22) forms a squeezing sliding structure with the clamp (24) through the push rod (23), and the clamp (24) is symmetrically arranged about the middle section of the inner surface of the fixed body (20). 8.根据权利要求1所述的一种架空输电线自动卡线紧线装置,其特征在于:所述夹钳(24)通过挤压弹簧二(27)与挤压杆(25)构成弹性滑动结构,且挤压杆(25)通过挤压块一(26)与限位件(28)构成滑动挤压结构,并且限位件(28)关于夹钳(24)的内表面等角度滑动设置,同时限位件(28)通过卡件(29)与夹持件(30)构成限位卡合结构,并且夹持件(30)与卡件(29)构成整体化结构,同时卡件(29)与夹钳(24)构成嵌套结构。8. An automatic clamping and tightening device for overhead power transmission lines according to claim 1, characterized in that: the clamp (24) forms an elastic sliding structure with the compression spring (27) and the compression rod (25), and the compression rod (25) forms a sliding compression structure with the compression block (26) and the limiting member (28), and the limiting member (28) is slidably set about the inner surface of the clamp (24) at equal angles, and the limiting member (28) forms a limiting engagement structure with the clamping member (30) through the locking member (29), and the clamping member (30) and the locking member (29) form an integrated structure, and the locking member (29) and the clamp (24) form a nested structure. 9.根据权利要求1所述的一种架空输电线自动卡线紧线装置,其特征在于,还包括架空输电线自动卡线紧线的使用方法,具体方法步骤如下:启动外壳体(2)组装的升降电机(3)进行转动,带动同步轮一(4)控制同步轮二(6)组装的棘轮(7)旋转,且棘轮(7)通过棘爪一(8)和棘爪二(9)进行防逆转使用,配合棘轮(7)同轴组装的齿轮一(11),啮合控制齿轮二(12)连接的传动链轮一(13)转动,从而控制传动链轮一(13)缠绕的链条(14)进行旋转输送,带动链条(14)组装的动滑轮(15)下侧的固定主体(20)进行升降调节,从而控制固定主体(20)调节推杆(23)的位置并挤压调节夹钳(24)开始夹线,并且夹钳(24)则通过可限位卡合组装的夹持件(30),在对线路夹持稳定时,减少对线路的夹持损坏。9. An automatic wire clamping and tightening device for overhead power transmission lines according to claim 1, characterized in that it further includes a method for using the automatic wire clamping and tightening device for overhead power transmission lines, the specific steps of which are as follows: start the lifting motor (3) assembled in the outer shell (2) to rotate, drive the synchronous wheel one (4) to control the ratchet (7) assembled in the synchronous wheel two (6) to rotate, and the ratchet (7) is used to prevent reverse rotation through the pawl one (8) and the pawl two (9), and engages with the gear one (11) coaxially assembled with the ratchet (7) to control the gear two. (12) The transmission sprocket (13) connected to the drive sprocket rotates, thereby controlling the chain (14) wound on the transmission sprocket (13) to rotate and transport, driving the fixed body (20) under the movable pulley (15) assembled on the chain (14) to lift and adjust, thereby controlling the position of the fixed body (20) to adjust the push rod (23) and squeeze the adjusting clamp (24) to start clamping the wire, and the clamp (24) reduces the clamping damage to the wire when the wire is clamped stably by the clamping member (30) assembled by the limit locking.
CN202511341112.8A 2025-09-19 2025-09-19 Automatic wire clamping and tightening device and method for overhead transmission line Active CN120824682B (en)

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CN119009789A (en) * 2024-08-12 2024-11-22 国网湖北省电力有限公司鄂州供电公司 Electric power tightener capable of being fast fixed and use method thereof

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CN116941150A (en) * 2022-06-20 2023-10-24 嘉兴量创科技有限公司 Electric power tightener
CN219144879U (en) * 2022-12-22 2023-06-06 于茜 A transmission and distribution line tightening instrument
CN221828496U (en) * 2024-01-27 2024-10-11 国网湖北省电力有限公司襄阳供电公司 Electric wire tightening machine
CN118825860A (en) * 2024-07-22 2024-10-22 国网新疆电力有限公司阿勒泰供电公司 Power installation tightening device and use method thereof

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CN119009789A (en) * 2024-08-12 2024-11-22 国网湖北省电力有限公司鄂州供电公司 Electric power tightener capable of being fast fixed and use method thereof

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