A mechanical device suitable for 10KV live working scene
By mechanically connecting the insulated transmission component and the gripping component, safe gripping for high-altitude live-line operations is achieved, solving the high risks of manually cleaning foreign objects from high-voltage cables and the potential electrical hazards of automated equipment, thus improving the safety and efficiency of high-altitude operations.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- HUBEI CENT CHINA TECH DEV OF ELECTRIC POWER
- Filing Date
- 2026-02-05
- Publication Date
- 2026-05-08
AI Technical Summary
In current high-altitude live-line operations, manually removing foreign objects from high-voltage cables poses a high risk, while the insulation protection of automated equipment is insufficient, which can easily lead to conductive risks and safety hazards.
The mechanical connection between the insulated transmission component and the gripping component is adopted. The mechanical transmission of the gripping component is achieved through insulated ropes and guide pipes, avoiding electrical connection and ensuring full insulation. The gripping component does not conduct electricity when it comes into contact with high-voltage lines.
It improves the safety and reliability of high-altitude live-line work, avoids the risk of electric shock, and improves operational efficiency and safety.
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Figure CN121642795B_ABST
Abstract
Description
Technical Field
[0001] This application relates to the field of power maintenance equipment technology, and more specifically to a mechanical device suitable for 10KV live-line working scenarios. Background Technology
[0002] Currently, in high-altitude live-line work scenarios in power systems, high-voltage cables often have foreign objects adhering to their surfaces due to natural environmental or human factors, such as plastic film, bird nesting materials, and metal debris. These foreign objects can cause safety accidents such as short circuits and discharges, seriously threatening the stability of the power grid. Traditional high-altitude mechanical devices mainly employ two technical approaches: one is manual climbing for cleaning, and the other is automated equipment equipped with electric or hydraulic drive mechanisms. However, both of these technologies have significant drawbacks:
[0003] Manual cleaning methods require workers to directly contact high-voltage lines. Even with insulated equipment, they still face risks such as falls from heights and arc burns. Furthermore, manual methods are inefficient, labor-intensive, and unsuitable for large-scale, high-frequency maintenance needs. While automated equipment can reduce these risks, its core drawback lies in insufficient insulation and the potential for electrical conductivity hazards from electrical connections. Existing automated equipment generally uses motor-driven gripping components, requiring wires to transmit power or control signals to the working end at height. Over long-term use, these wires are prone to wear and aging, leading to insulation damage. High-voltage current may then travel along the wires to the equipment or operators, causing electric shock accidents. Summary of the Invention
[0004] The purpose of this application is to provide a mechanical device suitable for 10KV live-line working scenarios to cut off the conductive path and improve the safety and reliability of live-line working in high-altitude circuit scenarios.
[0005] To achieve the above objectives, the technical solution adopted in this application is as follows: a mechanical device suitable for 10KV live-line working scenarios is provided, comprising: a base, the base providing an installation reference, and a drive unit provided within the base; an insulated transmission assembly and a gripping assembly, one end of the insulated transmission assembly being connected to the base, the other end being connected to the gripping assembly, and the insulated transmission assembly being connected to the output end of the drive unit, the drive unit being used to drive the insulated transmission assembly to move, thereby the gripping assembly realizing an opening and closing action through the displacement movement of the insulated transmission assembly, thereby performing the clamping or releasing of the target object.
[0006] As a preferred embodiment, the insulated transmission assembly includes: a guide tube and an insulated rope. One end of the insulated rope is connected to the output end of the drive unit, and the other end is connected to the gripping assembly. The guide tube has a path structure extending in both the height and horizontal directions. One end of the guide tube is connected to the base, and the other end guides the gripping assembly. The guide tube contains a medium channel, and the insulated rope is placed within the medium channel to transmit linear power to the gripping assembly.
[0007] As another preferred embodiment, the gripping assembly includes: a connecting rod, one end of which is fixedly connected to the insulating rope; a support portion, which is connected to the end of the guide tube away from the base; and a claw body, which is connected to the support portion via a rotating joint and fixedly connected to the other end of the connecting rod. The driving unit drives the insulating rope to achieve linear displacement, thereby causing the connecting rod to move relative to the support portion, forcing the claw body to rotate around the rotating joint to achieve a gripping or releasing action.
[0008] Further preferably, the insulated transmission assembly further includes: a pulley block, the pulley block being disposed at one end of the guide pipe near the connecting rod; the insulated rope being arranged in a closed loop, with one end surrounding the pulley block and fixedly connected to the end of the connecting rod; wherein, by pulling the insulated rope, the insulated rope is driven to move around the pulley block, thereby driving the connecting rod to achieve telescopic movement.
[0009] Further preferably, the output end of the drive unit is provided with a power output wheel, the insulating rope is arranged around the power output wheel, and the lead-out portion of the insulating rope enters the guide pipe; a limiting member is provided on the path of the insulating rope entering the guide pipe, and the limiting member is used to tighten the lead-out portion of the insulating rope after it has wrapped around the power output wheel.
[0010] Further preferably, the output end of the drive unit is also provided with a swing joint, which is connected to the power output wheel; wherein, the power output wheel is only allowed to swing within a preset angle range of the swing joint, the swing angle of the power output wheel is positively correlated with the linear displacement stroke of the insulating rope, and the swing joint indirectly constrains the opening and closing range of the hook body by limiting the swing angle of the power output wheel.
[0011] In a further preferred embodiment, at least one guide bearing is provided inside the guide pipe, and the guide bearing makes rolling contact with the insulating rope, thereby guiding the movement direction of the insulating rope through the rolling contact.
[0012] Preferably, the guide bearing is located at a bend in the path of the guide pipe.
[0013] Preferably, the guide bearing includes an inner portion and an outer portion, the inner portion and the outer portion being integrally formed, the inner portion extending into the guide tube and rollingly contacting the insulating rope, and the outer portion being exposed outside the guide tube.
[0014] Preferably, the base integrates a multi-degree-of-freedom adjustment mechanism, which includes at least one first rotation adjustment member for adjusting the vertical orientation angle and at least one second rotation adjustment member for adjusting the horizontal orientation angle, so as to realize the adjustment of the gripping component at various angles within the spatial orientation.
[0015] Compared with the prior art, the beneficial effects of this application are as follows:
[0016] The gripping action of the mechanical device's gripping component is achieved through mechanical transmission, avoiding the need for methods such as extending live wires to the gripping component for circuit control. Such control methods pose a risk of electric shock in high-altitude circuit environments. Therefore, the opening and closing mechanism of the gripping component in this application adopts a lever-type mechanical contact transmission principle. There is only a mechanical connection between the insulated transmission component and the gripping component. The hooking action of the gripping component is achieved through the movement of the insulated transmission component. Furthermore, with the presence of the insulated transmission component, even if the gripping component encounters a high-voltage line during the gripping process, it will not transmit live high voltage to the base. No metal parts are exposed to the working environment throughout the entire process. Attached Figure Description
[0017] Figure 1 This is a schematic diagram of the mechanical device.
[0018] Figure 2 This is a structural schematic diagram of the mechanical device from another perspective.
[0019] Figure 3 This is a schematic diagram of the structure at the bend in the guide pipe path.
[0020] Figure 4 A schematic diagram of a structure where the gripping component is positioned without a support.
[0021] Figure 5 This is a partial structural cross-sectional view of the mechanical device.
[0022] Figure 6 This is a structural diagram showing the location of the base.
[0023] Figure 7 This is a schematic diagram of the structure from another perspective of the base location.
[0024] In the diagram: 1. Mechanical device; 10. Base; 11. Drive unit; 12. Power output wheel; 13. Limiting component; 14. Swing pair; 141. Arc-shaped slide rail; 15. First rotation adjustment component; 16. Second rotation adjustment component; 20. Insulated transmission assembly; 21. Guide pipe; 22. Insulated rope; 23. Pulley block; 24. Guide bearing; 241. Embedded part; 242. External part; 25. Tube sleeve; 30. Gripping assembly; 31. Connecting rod; 32. Support part; 321. Rotating pair; 33. Hook body. Detailed Implementation
[0025] The present application will be further described below with reference to specific embodiments. It should be noted that, without conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.
[0026] In the description of this application, it should be noted that the terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., which indicate the orientation and positional relationship based on the orientation or positional relationship shown in the accompanying drawings, are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of this application.
[0027] It should be noted that the terms "first," "second," etc., in the specification and claims of this application are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence.
[0028] The terms “comprising” and “having”, and any variations thereof, in the specification and claims of this application are intended to cover non-exclusive inclusion, for example, a process, method, system, product, or device that includes a series of steps or units is not necessarily limited to those steps or units that are explicitly listed, but may include other steps or units that are not explicitly listed or that are inherent to such process, method, product, or device.
[0029] In a preferred embodiment, see Figures 1 to 7This application provides a mechanical device 1 suitable for 10KV live-line working scenarios, including: a base 10, which provides an installation reference and has a drive unit 11 inside; an insulated transmission assembly 20 and a gripping assembly 30, one end of the insulated transmission assembly 20 being connected to the base 10 and the other end being connected to the gripping assembly 30, and the insulated transmission assembly 20 being connected to the output end of the drive unit 11, the drive unit 11 being used to drive the insulated transmission assembly 20 to move, thereby the gripping assembly 30 realizing the opening and closing action through the displacement movement of the insulated transmission assembly 20, thereby performing the clamping or releasing of the target object.
[0030] The mechanical device 1 provided in this application is suitable for high-altitude operations in an electric environment, which is prone to electric shock accidents. Therefore, the structural design of the mechanical device 1 in this application effectively solves the safety hazards caused by equipment conductivity during high-altitude live-line operations through multi-level insulation protection and power transmission path optimization. Specifically, the gripping action of the gripping component 30 of the mechanical device 1 is realized through mechanical transmission, avoiding, for example, leading a live wire to the gripping component 30 to complete the circuit control of the gripping component 30. Such control methods pose a risk of electric shock in high-altitude circuit environments. Therefore, the opening and closing mechanism of the gripping component 30 in this application adopts the lever-type mechanical contact transmission principle. There is only a mechanical connection between the insulated transmission component 20 and the gripping component 30. The hooking action of the gripping component 30 is realized through the movement of the insulated transmission component. Moreover, with the presence of the insulated transmission component 20, even if the gripping component 30 touches a high-voltage line during the gripping process, it will not transmit the live high voltage to the base 10, and no metal parts are exposed to the working environment throughout the process.
[0031] As a preferred embodiment, the insulated transmission assembly 20 includes: a guide tube 21 and an insulated rope 22. One end of the insulated rope 22 is connected to the output end of the drive unit 11, and the other end is connected to the gripping assembly 30. The guide tube 21 has a path structure that extends in both the height and horizontal directions. One end of the guide tube 21 is connected to the base 10, and the other end guides the gripping assembly 30. The guide tube 21 is provided with a medium channel, and the insulated rope 22 is placed in the medium channel to transmit linear power to the gripping assembly 30 through the insulated rope 22.
[0032] As another preferred embodiment, the gripping assembly 30 includes: a connecting rod 31, one end of which is fixedly connected to the insulating rope 22; a support portion 32, which is connected to the end of the guide tube 21 away from the base 10; and a claw body 33, which is connected to the support portion 32 via a rotating joint 321, and the claw body 33 is fixedly connected to the other end of the connecting rod 31. The drive unit 11 drives the insulating rope 22 to achieve linear displacement, thereby causing the connecting rod 31 to move relative to the support portion 32, forcing the claw body 33 to rotate around the rotating joint 321 to achieve gripping or releasing actions.
[0033] When the mechanical device 1 in this application is applied to a specific application scenario, that is, the mechanical device 1 in this application can remove debris from the top of the utility pole through the hook body 33, such as removing bird nests from the top of the utility pole by hooking them, so as to avoid the bird nests affecting the circuit transmission and reduce safety hazards.
[0034] The insulating rope 22 can be a rubber rope or cord. The power transmission medium used in this application can be any insulating soft medium, facilitating power transmission at any angle with the arbitrarily bent guide tube 21. Specifically, structurally, the composite extension path of the guide tube 21 employs segmented rigid insulating tubing, such as glass fiber reinforced epoxy resin or insulating nylon tubing. Flexible sleeves 25 are used for alternating connections at the bends between the tubing sections, ensuring rigid support in both horizontal and vertical directions while allowing the universal adjustment capability of the adapters to adapt to the spatial orientation of the irregular structure at the top of the utility pole.
[0035] The wiring layout of the insulating rope 22 within the medium channel utilizes pre-tensioned pulley blocks 23 at its ends for guidance, ensuring uniform distribution of linear driving force along the pipe curvature and avoiding stress concentration and frictional loss caused by localized bending. The gripping assembly 30, consisting of a connecting rod 31, a support 32, and a claw body 33, forms a four-bar linkage 31 mechanism. The linear traction of the insulating rope 22 is converted into precise angular displacement of the claw around the rotating joint 321 via the connecting rod 31. Furthermore, the support 32 is connected to the end of the guide pipe 21 via a quick-release insulating flange, forming a modular interface that allows for quick replacement of claw assemblies with different arm lengths based on the target object's size, such as the diameter of a bird's nest. The overall structure, through all-non-metallic material encapsulation and segmented insulation isolation, ensures a completely non-conductive path from the base 10 to the gripping end, providing a reliable structural foundation for high-altitude live-line cleaning operations. Furthermore, the mechanical device 1 in this application significantly improves operational safety and execution efficiency in high-altitude live-line operation scenarios through multi-level mechanical decoupling and insulation path integration.
[0036] In a further preferred embodiment, the insulated transmission assembly 20 further includes: a pulley block 23, which is located at one end of the guide pipe 21 near the connecting rod 31; an insulated rope 22 is arranged in a closed loop, with one end wrapped around the pulley block 23 and fixedly connected to the end of the connecting rod 31; wherein, by pulling the insulated rope 22, the insulated rope 22 is driven to move around the pulley block 23, thereby driving the connecting rod 31 to achieve telescopic movement.
[0037] Specifically, regarding the gripping component 30, the gripping action of the claw body 33 is achieved through the combined action of the support part 32, the connecting rod 31, the insulating rope 22, the claw body 33, and the pulley system 23. For details, see... Figure 5 One side of the insulating rope 22 is fixedly connected to the connecting rod 31, and the support part 32 is used to be fixedly connected to the guide pipe 21. Therefore, the support part 32 is in a stationary state. By pulling the insulating rope 22 up and down relative to the pulley block 23, the connecting rod 31 located on one side of the insulating rope 22 is driven to move up and down relative to the support part 32. Since the end of the connecting rod 31 that extends out of the support part 32 is connected to the claw body 33, and the claw body 33 is also connected to the support part 32 through the rotating joint 321, when the connecting rod 31 moves down relative to the support part 32, the rotating joint 321 rotates outward, pushing the claw body 33 to open. When the connecting rod 31 moves up relative to the support part 32, the rotating joint 321 retracts and rotates inward, and the claw body 33 retracts, realizing the grasping action of the claw body 33.
[0038] In a further preferred embodiment, the output end of the drive unit 11 is provided with a power output wheel 12, and an insulating rope 22 is arranged around the power output wheel 12. The lead-out portion of the insulating rope 22 enters the guide pipe 21. A limiting member 13 is provided on the path of the insulating rope 22 into the guide pipe 21. The limiting member 13 is used to gather the lead-out portion of the insulating rope 22 after it has circled the power output wheel 12.
[0039] Therefore, specifically, a power output wheel 12 is provided at one end of the mechanical device 1 near the base 10. One end of the insulating rope 22 is wrapped around the power output wheel 12, and the other end is wrapped around the pulley block 23 to form a closed structure of the rope. The power output wheel 12 and the pulley block 23 form a coaxial nested layout at the end of the base 10. The power output wheel 12 is built into the insulating cavity of the drive unit 11 housing, and an annular rope groove is opened on its outer periphery. The insulating rope 22 is wrapped around the rope groove in a double-strand parallel winding manner to form the power input end. The pulley block 23 is fixed in the support part 32, so that the insulating rope 22 forms a continuous annular transmission path between the power output wheel 12 and the pulley block 23. The symmetrical traction of the double-strand rope eliminates the wheel and axle imbalance problem caused by unilateral tension.
[0040] Furthermore, the limiting component 13 employs a guide roller assembly with elastic bushings. Its V-shaped groove aligns with the rope's direction, axially constraining and radially converging the rope before it enters the guide pipe 21 at the rope's lead-out section. This ensures that the rope maintains full-groove contact with the power output wheel 12 and pulley assembly 23 even under multi-degree-of-freedom bending conditions, preventing transmission failure caused by partial delamination. Moreover, the drive unit 11 housing adopts a front-to-back split-opening structure. Removing the housing cover exposes the power output wheel 12 and pulley assembly 23, allowing for rope replacement or pulley bearing lubrication without removing the overall base 10.
[0041] Further preferably, the output end of the drive unit 11 is also provided with a swing pair 14, which is connected to the power output wheel 12. The power output wheel 12 is only allowed to swing within a preset angle range of the swing pair 14. The swing angle of the power output wheel 12 is positively correlated with the linear displacement stroke of the insulating rope 22. The swing pair 14 indirectly constrains the opening and closing range of the hook body 33 by limiting the swing angle of the power output wheel 12.
[0042] Specifically, the swing pair 14 adopts a combined design of an arc-shaped slide rail 141 and a limiting slider. One end of the shaft of the power output wheel 12 extends to form a limiting slider, which is embedded in the arc-shaped slide rail 141. When the drive unit 11 drives the power output wheel 12 to rotate, the slider slides along the slide rail, and its maximum displacement is physically blocked, thereby strictly limiting the swing angle of the power output wheel 12 within a preset range. This mechanical hard limiting mechanism reduces the risk of misjudgment through rigid contact, ensuring that the opening and closing range of the hook body 33 is always within a safe threshold. The swing pair 14 and the limiting slider of the power output wheel 12 are detachably connected. If it is necessary to change the opening and closing range of the hook body 33, only the swing pair 14 with the corresponding curvature arc-shaped slide rail 141 needs to be replaced, without modifying the core drive unit 11, which significantly improves the functional expandability and scene adaptability of the mechanical device 1.
[0043] Specifically, in the drive side near the base 10, the drive unit 11 outputs power, causing the power output wheel 12 to rotate. One end of the insulating rope 22 is connected to the power output wheel 12, and the other end is fixedly connected to the connecting rod 31 via the pulley group 23. Therefore, the rotation of the power output wheel 12 will affect the up-and-down movement of the insulating rope 22 at the other end, which extends through the guide pipe 21. Simultaneously, since the gripping and opening angle of the hook body 33 is limited, the travel distance of the connecting rod 31 is also positively correlated with the opening and closing angle of the hook body 33. Therefore, by providing a swing pair 14 on one side of the power output wheel 12, and defining an arc-shaped slide rail 141 on the swing pair 14, and having a limiting slider protruding from the power output wheel 12 connected to the arc-shaped slide rail 141, the power output wheel 12 swings within the limited track range, achieving accurate opening and closing of the hook body 33 and preventing excessive rotation of the power output wheel 12.
[0044] In a further preferred embodiment, at least one guide bearing 24 is provided inside the guide pipe 21. The guide bearing 24 makes rolling contact with the insulating rope 22, and guides the movement direction of the insulating rope 22 through the rolling contact of the guide bearing 24.
[0045] Through the structural design of the guide bearing 24 and the synergistic effect of rolling contact and path constraint, the power transmission efficiency and long-term operational reliability of the insulating rope 22 in complex pipelines are optimized. Specifically, the guide bearing 24 adopts the form of a double-row deep groove ball bearing or a cylindrical roller bearing. Its outer ring is fixed in the bearing housing pre-set in the inner wall of the guide pipe 21 by interference fit, and the inner ring forms a rolling contact interface with the insulating rope 22. When the insulating rope 22 undergoes linear displacement under the traction of the drive unit 11, the rotational motion of the bearing rollers converts sliding friction into rolling friction, effectively reducing rope surface wear and drive energy consumption.
[0046] Preferably, the guide bearing 24 is located at the bend in the guide pipe 21. This targeted placement of the guide bearing 24 at the bend improves the transmission stability and structural durability of the insulated rope 22 within the complex pipe path. As a critical node where the rope's movement direction changes abruptly, the contact pressure and frictional loss between the inner wall and the rope at the bend are much higher than on straight sections. The inner ring of the guide bearing 24 rolls against the rope, transforming the concentrated load generated by sliding friction into a distributed load-bearing structure, effectively suppressing localized wear caused by lateral forces at the bend. The guide groove design of the bearing's inner ring, such as a U-shaped or V-shaped guide section, geometrically matches the rope's outer diameter, allowing axial slippage while limiting radial offset. This ensures that the rope always moves along a preset radius of curvature during bending, preventing derailment or jamming caused by path deviation.
[0047] Preferred, see Figure 3 The guide bearing 24 includes an inner portion 241 and an outer portion 242. The inner portion 241 and the outer portion 242 are integrally formed, with the inner portion 241 extending into the guide tube 21 and rolling in contact with the insulating rope 22, and the outer portion 242 exposed outside the guide tube 21. Specifically, the inner portion 241 extending into the guide tube 21 and rolling in contact with the insulating rope 22, and the outer portion 242 exposed outside the guide tube 21, this structural design can better adapt to the space constraints of the guide tube 21. Compared to bearings directly installed in the guide tube 21, the guide tube 21 has a smaller diameter, making the machining of the guide bearing 24 directly installed in the guide tube 21 more difficult. Therefore, the guide bearing 24 in this application has a larger bearing size and lower machining difficulty by reasonably distributing the inner and outer parts of the bearing. It can realize the function of the bearing in a limited space, while avoiding excessive occupation of the internal space of the guide tube 21. It is also easy to replace and helps to keep the guide tube 21 clean and smooth, and facilitates the smooth passage of the insulated rope 22.
[0048] Preferably, the base 10 integrates a multi-degree-of-freedom adjustment mechanism, which includes at least one first rotation adjustment member 15 for adjusting the vertical orientation angle and at least one second rotation adjustment member 16 for adjusting the horizontal orientation angle, so as to realize the adjustment of the gripping component 30 at various angles within the spatial orientation. Specifically, the first rotation adjustment member 15 can realize the angle adjustment of 0-360 degrees in the vertical direction, and similarly, the second rotation adjustment member 16 can realize the angle adjustment of 0-360 degrees in the horizontal direction. The first rotation adjustment member 15 and the second rotation adjustment member 16 are used together so that the gripping component 30 in this application can cover the gripping operation of objects at any angle in the spatial orientation.
[0049] Therefore, in specific applications, such as removing bird nests from the top of utility poles, the usage is as follows: The mechanical device 1 described in this application is mounted on the drive device via the base 10. The drive device lifts the mechanical device 1 from the ground to a high-altitude working position. The base 10 is equipped with a processor module, and the power operator can remotely control the rotation adjustment angle of the first rotation adjustment component 15 and the second rotation adjustment component 16 on the base 10 to further align the end of the gripping component 30 with the bird nest to be gripped.
[0050] Furthermore, the operator only needs to operate the drive unit 11 to output power, which drives the power output wheel 12 to rotate. Since the power output wheel 12 is connected to the swing pair 14 via a limit slider, the rotation angle of the power output wheel 12 is limited by the arc-shaped slide rail 141 provided in the swing pair 14. (See [reference]). Figures 5 to 7 The power output wheel 12 swings counterclockwise, which drives the connecting rod 31 to move upward through the insulated rope 22. At this time, the hook body 33 closes, completing the grabbing action. After grabbing items such as bird nests, simply operate the power output wheel 12 to swing clockwise. At this time, the connecting rod 31 moves downward through the insulated rope 22, and the hook body 33 opens, allowing the items inside the hook body 33 to be released, thus completing a complete grabbing action.
[0051] The basic principles, main features, and advantages of this application have been described above. Those skilled in the art should understand that this application is not limited to the above embodiments. The embodiments and descriptions in the specification are merely the principles of this application. Various changes and modifications can be made to this application without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection claimed by this application is defined by the appended claims and their equivalents.
Claims
1. A mechanical device suitable for 10KV live-line working scenarios, characterized in that, include: A base, which provides an installation reference and has a drive unit inside it; An insulated transmission assembly and a gripping assembly are provided. One end of the insulated transmission assembly is connected to the base, and the other end is connected to the gripping assembly. The insulated transmission assembly is also connected to the output end of the drive unit. The drive unit is used to drive the insulated transmission assembly to move, and the gripping assembly achieves opening and closing actions through the displacement movement of the insulated transmission assembly, thereby performing the clamping or releasing of the target object. The insulated transmission assembly includes: The guide tube and insulating rope are provided. One end of the insulating rope is connected to the output end of the drive unit, and the other end is connected to the gripping assembly. The guide tube has a path structure that extends in both the height and horizontal directions. One end of the guide tube is connected to the base, and the other end guides the gripping assembly. The crawling component includes: A connecting rod, one end of which is fixedly connected to the insulating rope; A support portion, wherein the support portion is connected to the end of the guide pipe away from the base; The hook body is connected to the support part via a rotating joint, and the hook body is fixedly connected to the other end of the connecting rod. The insulated transmission assembly further includes: a pulley block, which is located at one end of the guide pipe near the connecting rod; The insulating rope is arranged in a closed loop, with one end wrapped around the pulley assembly and fixedly connected to the end of the connecting rod; by pulling the insulating rope, the insulating rope is driven to move around the pulley assembly, thereby driving the connecting rod to achieve telescopic movement; The output end of the drive unit is provided with a power output wheel, the insulating rope is arranged around the power output wheel, and the lead-out part of the insulating rope enters the guide pipe; The output end of the drive unit is also provided with a swing joint, which is connected to the power output wheel. The swing joint adopts a combination design of an arc-shaped slide rail and a limiting slider. One end of the shaft of the power output wheel extends to form the limiting slider, which is embedded in the arc-shaped slide rail. When the drive unit drives the power output wheel to rotate, the slider slides along the arc-shaped slide rail. Its maximum displacement is physically blocked, thereby strictly limiting the swing angle of the power output wheel within a preset range. The swing angle of the power output wheel is positively correlated with the linear displacement stroke of the insulating rope. By limiting the swing angle of the power output wheel, the swing joint indirectly constrains the opening and closing range of the hook body.
2. The mechanical device for 10KV live-line working scenarios as described in claim 1, characterized in that, The guide tube is provided with a medium channel, and the insulating rope is placed in the medium channel to transmit linear power to the gripping assembly through the insulating rope.
3. The mechanical device for 10KV live-line working scenarios as described in claim 1, characterized in that, A limiting member is provided on the path of the insulating rope into the guide tube, and the limiting member is used to gather the lead-out portion of the insulating rope after it has wrapped around the power output wheel.
4. The mechanical device for 10KV live-line working scenarios as described in claim 1, characterized in that, At least one guide bearing is provided inside the guide pipe. The guide bearing makes rolling contact with the insulating rope and guides the movement direction of the insulating rope through the rolling contact.
5. The mechanical device for 10KV live-line working scenarios as described in claim 4, characterized in that, The guide bearing is located at the bend in the path of the guide pipe.
6. The mechanical device for 10KV live-line working scenarios as described in claim 5, characterized in that, The guide bearing includes an inner part and an outer part, the inner part and the outer part are integrally formed, the inner part extends into the guide tube and rolls in contact with the insulating rope, and the outer part is exposed outside the guide tube.
7. The mechanical device suitable for 10KV live-line working scenarios as described in any one of claims 1-6, characterized in that, The base integrates a multi-degree-of-freedom adjustment mechanism, which includes at least one first rotation adjustment component for adjusting the vertical orientation angle and at least one second rotation adjustment component for adjusting the horizontal orientation angle, so as to realize the adjustment of the gripping component at various angles within the spatial orientation.
Citation Information
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