CN107381251B - High-voltage grounding wire paying-off device - Google Patents

High-voltage grounding wire paying-off device Download PDF

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Publication number
CN107381251B
CN107381251B CN201710708643.5A CN201710708643A CN107381251B CN 107381251 B CN107381251 B CN 107381251B CN 201710708643 A CN201710708643 A CN 201710708643A CN 107381251 B CN107381251 B CN 107381251B
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CN
China
Prior art keywords
gear
winch
ratchet
wheel
connecting shaft
Prior art date
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Active
Application number
CN201710708643.5A
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Chinese (zh)
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CN107381251A (en
Inventor
李志伟
姜新胜
邢朝辉
孟建辉
赵永辰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd
Baixiang Power Supply Co of State Grid Hebei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd
Baixiang Power Supply Co of State Grid Hebei Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Hebei Electric Power Co Ltd, Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd, Baixiang Power Supply Co of State Grid Hebei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201710708643.5A priority Critical patent/CN107381251B/en
Publication of CN107381251A publication Critical patent/CN107381251A/en
Application granted granted Critical
Publication of CN107381251B publication Critical patent/CN107381251B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/38Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
    • B65H75/40Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/38Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
    • B65H75/44Constructional details
    • B65H75/4481Arrangements or adaptations for driving the reel or the material
    • B65H75/4492Manual drives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/34Handled filamentary material electric cords or electric power cables

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  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Electric Cable Installation (AREA)

Abstract

The invention belongs to the technical field of power maintenance equipment, and provides a high-voltage grounding wire paying-off device which comprises a frame body, a winch, a connecting shaft wheel and a box body, wherein the winch is arranged on the frame body, and the connecting shaft wheel is arranged at one end of the frame body; the rotating shaft of the connecting shaft wheel is provided with a bidirectional ratchet mechanism, and the bidirectional ratchet mechanism is provided with an external gear part; the rotating shaft of the winch is provided with a first gear, the connecting shaft wheel is in transmission fit with the winch gear through the outer gear part and the first gear, and the box body is fixedly connected with the frame body; the winch is provided with a rocking handle, a quick clamp for fixing the high-voltage ground wire confluence clamp and wire blocking discs positioned at two ends of the winch. Compared with the prior art, the high-voltage grounding wire paying-off device provided by the invention has the advantages that the winding and paying-off operation of the high-voltage grounding wire can be realized by arranging the winch and the connecting shaft wheel with the bidirectional ratchet mechanism, meanwhile, secondary knotting of the grounding wire during paying-off is avoided, the structure is simple, the operation is flexible, the high-voltage grounding wire is fast and convenient to move, and the space is saved during storage and placement.

Description

High-voltage grounding wire paying-off device
Technical Field
The invention belongs to the technical field of cable winding and unwinding equipment, and particularly relates to a high-voltage grounding wire winding and unwinding device.
Background
Referring to fig. 1, the high-voltage grounding wire generally includes a grounding lead 1, a busbar 2, and three operating levers 3, which are used as a safety tool necessary for network maintenance, transformation, line cutting, and line connection, and are a safety barrier for protecting operators. However, in the daily use process, because the section of the copper wire of the grounding lead can reach 25 square millimeters or more and the length reaches 10 meters or more, a lot of time is spent on winding the grounding lead 1, sometimes even two people are needed, and the grounding lead 1 is wound on the operating rod at will in habitual time, and the knotting, stranding and deformation of the grounding lead 1 can be possibly caused in the long time.
The existing wire winding and unwinding device in the prior art mainly uses a winch to wind a common cable, and is not suitable for high-voltage grounding wires with an operating rod 3, especially when the wire is wound on a ground in a disordered way, the grounding wires can form dead knots.
Disclosure of Invention
The invention aims to provide traction winding equipment, which aims to solve the problem that recovered coiled old wires are not easy to take out from a winch in the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme: the high-voltage grounding wire paying-off device comprises a frame body, a winch, a connecting shaft wheel and a box body for placing a high-voltage grounding wire operating rod, wherein the winch is arranged on the frame body, and the connecting shaft wheel is arranged at one end of the frame body; the rotating shaft of the connecting shaft wheel is provided with a bidirectional ratchet mechanism, and the bidirectional ratchet mechanism is provided with an external gear part; the rotating shaft of the winch is provided with a first gear, the connecting shaft wheel is in transmission fit with the winch gear through the external gear part and the first gear, and the box body is fixedly connected with the frame body; the winch is provided with a rocking handle, a quick clamp for fixing the high-voltage ground wire confluence clamp and wire blocking discs positioned at two ends of the winch.
Further, the bidirectional ratchet mechanism comprises a gear piece, a ratchet piece, a rotary knob and a convex piece, wherein the outer gear part is arranged on the outer ring of the gear piece, the inner ring of the gear piece is provided with a ratchet part, the ratchet piece is in a V-shaped structure and comprises a first section of ratchet teeth and a second section of ratchet teeth opposite to the first section of ratchet teeth, and the first section of ratchet teeth and the second section of ratchet teeth are symmetrically arranged in the radial direction of the gear piece; the ratchet piece is eccentrically hinged to the end face of the connecting shaft wheel rotating shaft, and the rotating knob is hinged to the end face of the connecting shaft wheel rotating shaft; the convex piece is elastically connected with the rotary knob, and the first section of ratchet teeth and the second section of ratchet teeth are respectively meshed with the ratchet wheel part along with the rotation of the rotary knob and the convex piece.
Further, a second gear is arranged on the rotating shaft of the rocking handle, and the rocking handle is in transmission fit with the winch gear through the second gear and the first gear.
Further, the device also comprises an idler wheel, and the bidirectional ratchet wheel mechanism, the idler wheel, the second gear and the first gear are in gear transmission fit in sequence.
Further, the nominal diameter of the second gear is smaller than the nominal diameter of the first gear.
Further, the winch, the connecting shaft wheel, the rocking handle and the idler wheel are all connected with the frame body through sleeves fixed on the frame body; the rotating shaft of the winch, the rotating shaft of the connecting shaft wheel, the rotating shaft of the rocking handle and the rotating shaft of the idle wheel are in clearance fit with the sleeve.
Further, the sleeve matched with the rotating shaft of the rocking handle is provided with a butterfly-shaped jackscrew for preventing the rocking handle from rotating.
Further, at least one support body is connected with the frame body.
Further, the frame body is a rectangular closed frame structure formed by welding or bending round pipes.
Further, the outer ring of one of the wire reels of the winch is provided with the first gear.
Compared with the prior art, the high-voltage grounding wire paying-off device has the advantages that the winch and the connecting shaft wheel with the bidirectional ratchet mechanism are arranged, so that the high-voltage grounding wire paying-off operation can be realized, secondary knotting of a grounding wire during paying-off is avoided, the structure is simple, the operation is flexible, the high-voltage grounding wire is fast and convenient to move, and the space is saved during storage and placement.
Drawings
Fig. 1 is a schematic structural diagram of a high-voltage ground wire in the background art;
FIG. 2 is a schematic diagram of an embodiment of the present invention;
FIG. 3 is a schematic view of another angle structure of an embodiment of the present invention;
FIG. 4 is a cross-sectional view taken along the direction A in FIG. 2;
FIG. 5 is a schematic diagram of the bi-directional ratchet mechanism of FIG. 4;
in the figure: 1. a ground lead; 2. a confluence clip; 3. an operation lever; 4. a frame body; 5. a winch; 51. a wire blocking disc; 6. a connecting shaft wheel; 7. a case body; 8. a bi-directional ratchet mechanism; 81. a gear member; 811. an external gear section; 812. a ratchet part; 82. a ratchet member; 821. a first section of ratchet teeth; 822. a second section of ratchet teeth; 83. a turning button; 84. a male member; 9. a first gear; 10. a rocking handle; 11. a quick clamp; 12. a second gear; 13. an idler; 14. a sleeve; 15. a support body.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It should be noted that the terms "length," "width," "height," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "head," "tail," and the like indicate an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the invention.
It should also be noted that unless explicitly stated or limited otherwise, terms such as "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 2 to 4, a description will now be given of the high-voltage grounding wire paying-off device provided by the present invention. The high-voltage grounding wire paying-off device provided by the embodiment of the invention comprises a frame body 4, a winch 5, a connecting shaft wheel 6 and a box body 7 for placing a high-voltage grounding wire operating rod 3. The connecting shaft wheel 6 is a part for connecting two wheels by using a rotating shaft, the rotating shaft of the connecting shaft wheel 6 is fixedly connected with the two wheels, and the rotating shaft of the connecting shaft wheel 6 also rotates along with the rotation of the two wheels. Alternatively, the frame 4 may be a frame structure with a shape of a circle, an ellipse, a square, or the like, which is formed by various types and models of profiles, the winch 5 is fixedly connected to the frame 4, and the box 7 may be a groove structure formed by bending metal plates. The frame 4 may be divided into an upper surface, a lower surface and two ends, and the two ends may be divided into a first end and a second end opposite to the first end, and optionally, the coupling wheel 6 is disposed below the frame 4 and near the first end. Preferably, the box 7 is fixed to the frame 4 at a position near the first end.
The rotating shaft of the connecting shaft wheel 6 is provided with a bidirectional ratchet mechanism 8, the bidirectional ratchet mechanism 8 can adopt a ratchet mechanism similar to a ratchet wrench and capable of reversing rotation, the ratchet mechanism is provided with two pawls with symmetrical rotation directions, and the two pawls can be respectively meshed with a ratchet wheel through rotation of a reversing switch, so that the effects of acting (meshed transmission) during forward rotation, idling during reverse rotation or acting (meshed transmission) during forward rotation and idling during reverse rotation are achieved. Further, the bidirectional ratchet mechanism 8 is also provided with an external gear portion 811.
The rotation shaft of the capstan 5 is provided with a first gear 9, and the coupling wheel 6 is in gear transmission engagement with the capstan 5 through the external gear portion 811 and the first gear 9. The winch 5 is provided with a rocking handle 10 for rotating the winch 5 and wire blocking discs 51 arranged at two ends of the winch 5, and the winch 5 is also provided with a quick clamp 11 for fixing the high-voltage ground wire confluence clamp 2, wherein the rocking handle 10 can be directly connected with the rotating shaft of the winch 5, and can also be matched and connected with the rotating shaft of the winch 5 in other common forms. Alternatively, the quick clamp 11 may be fixed inside one of the wire reels 51, and the busbar clamp 2 of the high-voltage ground wire may be fixed to the winch 5 with the quick clamp 11. It should be noted that the rotation shaft of the winch 5 and the rotation shaft of the coupling wheel 6 may be connected to the frame 4 through a bearing, a support member with a circular hole, or the like (the bearing, the support member with a circular hole is fixed on the frame 4), and the rotation shaft of the winch 5 and the rotation shaft of the coupling wheel 6 may rotate relatively to the bearing, the support member with a circular hole, or the like.
When the high-voltage grounding wire paying-off device provided by the embodiment of the invention is used for carrying out wire winding operation on the high-voltage grounding wire, the quick clamp 11 is used for fixing the confluence clamp 2 of the high-voltage grounding wire on the winch 5, and then the rocking handle 10 is rotated to drive the winch 5 to rotate, so that the grounding lead 1 starts to be coiled on the winch 5. It should be noted here that: the rotation of the winch 5 drives the bidirectional ratchet mechanism 8 to rotate through the first gear 9, so the rotation direction of the winch 5 when coiling the grounding lead 1 and the rotation direction of the bidirectional ratchet mechanism 8 should be the direction that the bidirectional ratchet mechanism 8 does not drive the connecting shaft wheel 6 to rotate, that is, the high-voltage grounding wire paying-off device in the embodiment of the invention does not move when coiling and winding wires. When the grounding lead 1 is coiled, the three operation levers 3 are put into the box body 7, then the second end of the frame body 4 can be used as a handle to push or pull the high-voltage grounding wire paying-off device according to the embodiment of the invention, and as for the operator to select to push (direction B) or pull (direction C) to move the device according to the embodiment, the external gear part 811 is not driven to rotate (i.e. the winch 5 is not driven to rotate) in the rotating direction of the connecting shaft wheel 6. After moving to the placing position, the high-voltage grounding wire paying-off device of the embodiment of the invention can be erected and is erected on the ground by virtue of the box body 7 so as to reduce the occupied area.
When the high-voltage grounding wire winding and unwinding device provided by the embodiment of the invention is used for winding and unwinding high-voltage grounding wires, the high-voltage grounding wire winding and unwinding device is moved to a working place where the operating rod 3 is used, then the operating rod 3 is taken out of the box body 7 and placed on the ground near the working place where the operating rod 3 is used, then an operator pushes or pulls the high-voltage grounding wire winding and unwinding device to move so as to enable the spindle wheel 6 to rotate and drive the bidirectional ratchet mechanism 8 and the external gear part 811 to rotate, the winch 5 is driven to rotate towards the winding and unwinding direction, namely, the operator moves the high-voltage grounding wire winding and unwinding device of the embodiment of the invention on one side, the winch 5 is wound up without manually rocking the rocking handle 10, meanwhile, the high-voltage grounding wire winding and unwinding device is moved to the working place where the busbar clamp 2 is used by the operator, the whole moving process enables the grounding wire 1 to be in a linear state, free coiling of the ground is avoided, the winding and knotting of the wire is avoided, and the busbar clamp 2 is taken down to be directly used after reaching the working place where the busbar clamp 2 is used. This operation ensures that the ground lead 1 will not be coiled and knotted again at will throughout the paying-off process.
Compared with the prior art, the high-voltage grounding wire paying-off device provided by the embodiment of the invention can realize the winding and paying-off operation of the high-voltage grounding wire by arranging the winch and the connecting shaft wheel with the bidirectional ratchet mechanism, and simultaneously avoid secondary knotting of the grounding wire during paying-off, has a simple structure, is flexible to operate, and can quickly and conveniently move the high-voltage grounding wire, and save space during storage and placement.
Preferably, referring to fig. 2 and fig. 4, as a specific implementation manner of the high-voltage grounding wire paying-off device provided by the embodiment of the present invention, an optimization scheme of a winding and unwinding rotation direction and an operation direction of the winch 5 in the above embodiment is specifically as follows: when the winch 5 is rotated in the E direction to be in the wire winding direction, the external gear portion 811 is rotated in the D direction, which is the opposite direction of E, when winding, and the rotation of the external gear portion 811 is not provided to drive the rotation of the rotation shaft of the coupling wheel 6, that is, the coupling wheel 6 itself; then, when the device of the embodiment is moved, the operator pulls along the direction C, and at this time, the rotation of the connecting shaft wheel 6 along the direction E does not drive the external gear part 811 to rotate, namely, does not drive the winch 9 to rotate; when the device of the embodiment is used for paying off, an operator pulls the reversing switch of the bidirectional ratchet mechanism 8 to change the working (meshing transmission) and idle states of the bidirectional ratchet mechanism 8, and then pulls the device of the embodiment along the direction C to enable the rotating shaft of the connecting shaft wheel 6 and the bidirectional ratchet mechanism 8 to rotate along the direction E, so that the winch 5 is driven to rotate along the direction D to be in the paying-off direction. The rotation direction and the operation setting of the winch 5 enable an operator to pull the high-voltage grounding wire paying-off device according to the embodiment of the invention no matter the operator moves to reset or pays off, the pulling operation is simple and convenient, and the grounding wire 1 is left behind during paying-off operation, so that position interference is avoided. Of course, an operator can also set the reversing switch of the bidirectional ratchet mechanism 8 through setting the rotation direction of the winch 5, so that the high-voltage grounding wire paying-off device of the embodiment of the invention can realize push displacement and push paying-off along the direction B.
Further, a magic tape with a telescopic belt for rapidly fixing the high-voltage ground wire operating rod 3 is also arranged on the box body 7. The structure can ensure that the high-voltage grounding wire operating rod 3 is not easy to fall from the box body 7 in the moving process, and can be taken out quickly and conveniently.
Further, referring to fig. 4 and 5, as a specific implementation manner of the high-voltage grounding wire paying-off device provided by the embodiment of the present invention, the specific structure of the bidirectional ratchet mechanism 8 includes a gear member 81, a ratchet member 82, a knob 83 and a protruding member 84 (the knob 83 and the protruding member 84 together correspond to the reversing switch mentioned in the previous embodiment), the external gear portion 811 is provided on the outer ring of the gear member 81, and the inner ring of the gear member 81 is provided with a ratchet portion 812. The ratchet member 82 is of a V-shaped structure, and includes a first-stage ratchet 821 and a second-stage ratchet 822 opposite to the first-stage ratchet 821, and the first-stage ratchet 821 and the second-stage ratchet 822 are symmetrically arranged in a radial direction of the gear member 81 (the ratchet teeth of the first-stage ratchet 821 and the second-stage ratchet 822 are opposite in rotation direction). The ratchet member 82 and the torque 83 are hinged to the end face of the rotating shaft of the connecting shaft wheel 6, wherein the ratchet member 82 is eccentrically hinged to the end face of the rotating shaft of the connecting shaft wheel 6, that is, the rotation center of the ratchet member 82 is not coincident with the rotation center of the rotating shaft of the connecting shaft wheel 6, and the torque 83 can be eccentrically or non-eccentrically hinged to the end face of the rotating shaft of the connecting shaft wheel 6. The male member 84 is resiliently connected to the knob 83, alternatively the knob 83 and male member 84 are located within the V-shape of the ratchet member 82. As the knob 83 and the protruding member 84 rotate, the knob 83 and the protruding member 84 drive the ratchet member 82 to swing, thereby engaging the first-stage ratchet 821 or the second-stage ratchet 822 with the ratchet part 812. In use, when the operator rotates the knob 83 to engage the first-stage ratchet 821 with the ratchet part 812 (the second-stage ratchet 822 is separated from the ratchet part 812), when the external gear part 811 of the first-stage ratchet 821 is guaranteed to rotate in the E direction, the rotation shaft of the coupling wheel 6 is also rotated in the E direction, and when the external gear part 811 is rotated in the D direction, the rotation shaft of the coupling wheel 6 is not rotated; it is also ensured that when the coupling wheel 6 rotates in the D direction, the external gear portion 811 also rotates in the D direction, and when the coupling wheel 6 rotates in the E direction, the external gear portion 811 does not rotate. When the operator turns the knob 83 to engage the second-stage ratchet 822 with the ratchet part 812 (the first-stage ratchet 821 is separated from the ratchet part 812), when the guaranteed external gear part 811 of the second-stage ratchet 821 is rotated in the D direction, the rotation shaft of the coupling wheel 6 is also rotated in the D direction, and when the external gear part 811 is rotated in the E direction, the rotation shaft of the coupling wheel 6 is not rotated; it is also ensured that when the coupling wheel 6 rotates in the E direction, the external gear portion 811 also rotates in the E direction, and when the coupling wheel 6 rotates in the D direction, the external gear portion 811 does not rotate.
Further, in order to facilitate the operator to rotate the knob 83, a turning knob similar to a ratchet wrench may be provided outside the knob 83, and the knob 83 may be rotated more effort-effectively using the lever principle.
Further, referring to fig. 2 to 4, the rotation shaft of the rocking handle 10 is provided with a second gear 12, and the rocking handle 10 is in driving engagement with the winch 5 through the second gear 12 and the first gear 9. Alternatively, the second gear 12 may be provided between the winch 5 and the coupling wheel 6, or the other side of the winch 5 may be provided.
Further, referring to fig. 2 to 4, the nominal diameter of the second gear 12 is smaller than the nominal diameter of the first gear 9. This design allows the operator to save more effort during the operation of reeling in and rocking the crank 10.
Further, referring to fig. 2 to 4, the high-voltage grounding wire paying-off device provided by the embodiment of the invention further includes an idler gear 13, a bidirectional ratchet mechanism 8, the idler gear 13, a second gear 12 and a first gear 9 are sequentially in gear transmission fit. The arrangement of the idler gear 13 and the second gear 12 added makes the space of the arrangement of the present embodiment more reasonable, and does not cause the external gear portion 811 and the first gear 9 to be oversized so as to be directly engaged. It should be noted that the rotation shaft of the idler pulley 13 and the rotation shaft of the rocking handle 10 may be connected to the frame 4 through a bearing, a support member with a circular hole, or the like (the bearing, the support member with a circular hole is fixed to the frame 4), and the rotation shaft of the idler pulley 13 and the rotation shaft of the rocking handle 10 may rotate relatively to the bearing, the support member with a circular hole, or the like.
Further, referring to fig. 2, as a specific implementation manner of the high-voltage grounding wire paying-off device provided by the embodiment of the invention, a winch 5, a connecting shaft wheel 6, a rocking handle 10 and an idler wheel 13 are all connected with a frame body 4 through a sleeve 14 fixed on the frame body 4; the rotating shaft of the winch 5, the rotating shaft of the connecting shaft wheel 6, the rotating shaft of the rocking handle 10 and the rotating shaft of the idle wheel 13 are in clearance fit with the sleeve 14. Optionally, a baffle may be provided on the sleeve 14 to prevent the shaft from shifting.
Further, referring to fig. 2 and 3, the high-voltage grounding wire paying-off device provided by the embodiment of the invention further includes at least one supporting body 15 connected with the frame body 4. Preferably, the number of the supporting bodies 15 is two, the two supporting bodies 15 are respectively arranged at two sides of the second end of the frame body, the erection height of the supporting bodies 15 is larger than that of the connecting shaft wheel 6, and the grounding lead 1 can be dragged from the ground to pass through when the wire is wound, so that the operation of an operator is facilitated. Preferably, the support 15 is made of synthetic resin, and the support 15 is connected to the frame 4 in an adhesive manner.
Further, referring to fig. 2, as a specific implementation manner of the high-voltage grounding wire paying-off device provided by the embodiment of the invention, the frame body 4 is a rectangular closed frame structure formed by welding or bending round pipes.
Further, referring to fig. 2, a sleeve 14, which cooperates with the rotation axis of the crank 9, is provided with a butterfly-shaped jackscrew 16 for preventing the rotation of the crank 10. The butterfly-shaped jackscrew 16 can be used when moving the device of the present embodiment, preventing the winch 5 from rotating and paying out during the movement, it being understood, of course, that the butterfly-shaped jackscrew 16 can also be provided on the sleeve 14 cooperating with the rotation axis of the idler wheel 13 or on the sleeve 14 cooperating with the rotation axis of the winch 5.
Further, referring to fig. 2, the outer ring of one of the wire reels 51 of the capstan 5 is provided with the first gear 9 to save manufacturing cost.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (9)

1. High-voltage grounding wire pay-off, its characterized in that: the high-voltage ground wire operation rod comprises a frame body, a winch, a connecting shaft wheel and a box body for placing the high-voltage ground wire operation rod, wherein the winch is arranged on the frame body, and the connecting shaft wheel is arranged at one end of the frame body; the rotating shaft of the connecting shaft wheel is provided with a bidirectional ratchet mechanism, and the bidirectional ratchet mechanism is provided with an external gear part; the rotating shaft of the winch is provided with a first gear, the connecting shaft wheel is in transmission fit with the winch gear through the external gear part and the first gear, and the box body is fixedly connected with the frame body; the winch is provided with a rocking handle, a quick clamp for fixing the high-voltage ground wire confluence clamp and wire blocking discs positioned at two ends of the winch; the bidirectional ratchet mechanism comprises a gear piece, a ratchet piece, a torque and a protruding piece, wherein the outer gear part is arranged on the outer ring of the gear piece, the inner ring of the gear piece is provided with a ratchet part, the ratchet piece is of a V-shaped structure and comprises a first section of ratchet and a second section of ratchet opposite to the first section of ratchet, and the first section of ratchet and the second section of ratchet are symmetrically arranged in the radial direction of the gear piece; the ratchet piece is eccentrically hinged to the end face of the connecting shaft wheel rotating shaft, and the rotating knob is hinged to the end face of the connecting shaft wheel rotating shaft; the convex piece is elastically connected with the rotary knob, and the first section of ratchet teeth and the second section of ratchet teeth are respectively meshed with the ratchet wheel part along with the rotation of the rotary knob and the convex piece; the box body is also provided with a magic tape with a telescopic belt for quickly fixing the high-voltage ground wire operating rod.
2. The high-voltage ground wire paying-off device according to claim 1, wherein: the rotating shaft of the rocking handle is provided with a second gear, and the rocking handle is in transmission fit with the winch gear through the second gear and the first gear.
3. The high-voltage ground wire paying-off device according to claim 2, wherein: the device also comprises an idler wheel, and the bidirectional ratchet mechanism, the idler wheel, the second gear and the first gear are in gear transmission fit in sequence.
4. The high-voltage ground wire paying-off device according to claim 2, wherein: the nominal diameter of the second gear is smaller than the nominal diameter of the first gear.
5. A high-voltage earth wire paying-off device as claimed in claim 3, wherein: the winch, the connecting shaft wheel, the rocking handle and the idler wheel are all connected with the frame body through sleeves fixed on the frame body; the rotating shaft of the winch, the rotating shaft of the connecting shaft wheel, the rotating shaft of the rocking handle and the rotating shaft of the idle wheel are in clearance fit with the sleeve.
6. The high-voltage earth wire paying-off device according to claim 5, wherein: the sleeve matched with the rotating shaft of the rocking handle is provided with a butterfly-shaped jackscrew for preventing the rocking handle from rotating.
7. The high-voltage ground wire paying-off device according to claim 1, wherein: and at least one support body connected with the frame body.
8. The high-voltage ground wire paying-off device according to claim 1, wherein: the frame body is of a rectangular closed frame structure formed by welding or bending round pipes.
9. A high voltage earth wire paying-off device as claimed in any one of claims 1-8, wherein: the outer ring of one of the wire blocking discs of the winch is provided with the first gear.
CN201710708643.5A 2017-08-17 2017-08-17 High-voltage grounding wire paying-off device Active CN107381251B (en)

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CN108511931A (en) * 2018-04-03 2018-09-07 国网安徽省电力有限公司宣城供电公司 A kind of high-voltage grounding wire with extension type short-circuit line
CN111926878A (en) * 2019-05-13 2020-11-13 山东德曼机械有限公司 Synchronous electric loader of cable winch
CN111776855A (en) * 2020-08-17 2020-10-16 国网河南省电力公司濮阳供电公司 Electric wire winder
CN113562551B (en) * 2021-09-23 2021-11-30 江苏林洋光伏运维有限公司 Cable winding and unwinding device for electric power engineering construction

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