CN114792950A - Auxiliary rope releasing device for high altitude of power transmission line - Google Patents
Auxiliary rope releasing device for high altitude of power transmission line Download PDFInfo
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- CN114792950A CN114792950A CN202210534336.0A CN202210534336A CN114792950A CN 114792950 A CN114792950 A CN 114792950A CN 202210534336 A CN202210534336 A CN 202210534336A CN 114792950 A CN114792950 A CN 114792950A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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Abstract
The invention relates to a high-altitude auxiliary rope pay-off device for a power transmission line, which comprises: a support; rope reel body and rope guiding mechanism, rope guiding mechanism include with the holder body, reset piece and clamping jaw, the holder body with support swing joint, the clamping jaw with holder body swing joint encloses into the clearing hole, reset piece with the clamping jaw cooperation that resets, the clearing hole is used for wearing to establish the haulage rope. Above-mentioned supplementary rope device of putting in transmission line high altitude, the haulage rope of rope guide mechanism and rope reel section keeps having throughout and drags the pulling force certainly, just so can guarantee when the rope reel body rotates, the haulage rope is retrieved with the rope reel body is synchronous to be rotated all the time, it is loose to avoid the haulage rope to be on the rope reel body, the hank winding phenomenon appears to be favorable to avoiding the haulage rope winding of knoing each other when retrieving, improve the recovery efficiency of haulage rope, and then be favorable to improving transmission line high altitude construction's work efficiency.
Description
Technical Field
The invention relates to the technical field of power transmission line equipment, in particular to a high-altitude auxiliary rope pay-off device for a power transmission line.
Background
With the development of high-voltage transmission line technology, the maintenance frequency of ultrahigh-voltage and extra-high-voltage transmission lines is also gradually increased. At present, high tension transmission line overhauls the operation and often needs drive insulating haulage rope through unmanned aerial vehicle and walks around high altitude wire top with the help of unmanned aerial vehicle, then throws insulating haulage rope downwards accurately. The tackle, the tool and the like are fixed by the traction rope thrown down around the lead, and the maintenance tool and the object are gradually transmitted and conveyed to the high-altitude working area. Compared with a manual carrying mode, the mode can greatly improve the efficiency of high-altitude maintenance operation and reduce the load and potential safety hazard of climbing the tower when carrying the traction rope by an operator.
However, the pay-off device used for the insulating traction rope at the present stage has simple functions and is difficult to adapt to the ultra (ultra) high-voltage transmission line with the height of hundreds of meters. Because ground is far away from the wire distance, the insulating haulage rope length of required throwing reaches several hundred meters, and the in-process that unmanned aerial vehicle pull insulating haulage rope flight often meets rope and twists winding, drawing drum card rope scheduling problem, leads to retrieving haulage rope inefficiency, and the haulage rope is influenced maintenance efficiency by accident such as unmanned aerial vehicle crash that the foreign matter winding leads to.
Disclosure of Invention
Based on this, it is necessary to overcome prior art's defect, provides a supplementary rope device of putting in transmission line high altitude, can effectively improve the exhibition of haulage rope and put the recovery reliability, improves maintenance efficiency.
The technical scheme is as follows: the utility model provides a supplementary rope device of putting in transmission line high altitude, supplementary rope device of putting in transmission line high altitude includes: a support; the rope reel body is rotatably connected with the support and can rotate around the axis of the rope reel body, and the rope reel body is used for winding a traction rope; the rope guide mechanism comprises a clamping seat body, a reset piece and a clamping jaw, the clamping seat body is movably connected with the support, the clamping jaw is movably connected with the clamping seat body and enclosed into a through hole, the reset piece is matched with the clamping jaw in a reset mode, the through hole is used for penetrating a traction rope, under the reset effect of the reset piece, the clamping seat body is matched with the clamping jaw in an abutting mode with the traction rope.
Above-mentioned supplementary rope device of putting in transmission line high altitude, in the course of the work, unmanned aerial vehicle is connected with the one end of haulage rope, then, when needing to high altitude construction district transport means and equipment, it flies to the high altitude wire to carry the haulage rope to operate unmanned aerial vehicle, unmanned aerial vehicle flight in-process, the insulating rope is put in the exhibition to the rope reel body rotation, because the holder body contradicts with clamping jaw and haulage rope, can provide the resistance for the haulage rope, avoid unmanned aerial vehicle traction speed too fast to lead to dragging inertia of haulage rope to make to take out a large amount of haulage rope and lead to in disorder or even deviate from the rope reel, be favorable to improving the exhibition of haulage rope and put the reliability. When retrieving the haulage rope, the last clamping jaw of fairlead mechanism and holder can play the supporting role to the haulage rope, the fairlead mechanism keeps having all the time with the haulage rope of rope reel section and drags the pulling force certainly, just so can guarantee when the rope reel body rotates, the haulage rope rotates with the rope reel body is synchronous to retrieve all the time, it is loose on the rope reel body to avoid the haulage rope, hank winding phenomenon appears, thereby be favorable to avoiding the winding of knoing each other when retrieving the haulage rope, improve the recovery efficiency of haulage rope, and then be favorable to improving transmission line high altitude construction's work efficiency.
In one embodiment, the rope guiding mechanism further comprises a connecting seat, a sliding groove is formed in the connecting seat, the holder body is connected with the connecting seat in a sliding mode, the holder body can move along the length direction of the connecting seat, and a traction rope wound on the rope reel body penetrates through the sliding groove and the through hole to be connected with the unmanned aerial vehicle.
In one embodiment, the sliding groove extends along the length direction of the connecting seat, and the length direction of the connecting seat is parallel to the length direction of the rope reel body.
In one embodiment, the rope guiding mechanism further comprises a guide rail, the guide rail extends along the length direction of the sliding groove, and the holder body is in sliding fit with the guide rail.
In one embodiment, the number of the rope reel bodies is at least two, the two rope reel bodies are arranged on the support at intervals, the rope guide mechanism is arranged between the two rope reel bodies, and the at least two rope reel bodies are used for winding a traction rope.
In one embodiment, the auxiliary rope releasing device for the high altitude of the power transmission line further comprises a speed control mechanism, wherein the speed control mechanism comprises a pedal hook, a hanging rod and a brake swing arm, the pedal hook is connected with the hanging rod, the brake swing arm is rotatably connected with the support, the hanging rod is in transmission connection with the brake swing arm, the brake swing arm is provided with a contact part, and under the action of external force, the hanging rod drives the contact part to be close to the rope reel body and to be in interference fit with the rope reel body.
In one embodiment, the rope reel body is provided with a rotating shaft, the rotating shaft is connected with the rope reel body, the support is provided with a supporting seat, and the rotating shaft is rotatably connected with the supporting seat.
In one embodiment, the rope reel body is further provided with a bearing and a bearing seat, the rotating shaft is connected with the bearing seat through the bearing, and the bearing seat is detachably connected with the supporting seat.
In one of them embodiment, supplementary rope releasing device in transmission line high altitude still includes prevents weighing down release mechanism, prevent weighing down release mechanism includes stores pylon, elastic component, contact and pulls the axle, the elastic component with the stores pylon is connected, the one end of contact with elastic component elastic fit, it is equipped with arc joint portion to pull the axle, the other end of contact with arc joint portion joint cooperation, the stores pylon is used for being connected with unmanned aerial vehicle, it is used for connecting the haulage rope to pull the axle.
In one embodiment, the number of the contacts is two or more, the contacts are respectively matched with the elastic piece in an elastic mode, the number of the arc-shaped clamping portions is two or more, the arc-shaped clamping portions are arranged along the circumferential direction of the traction shaft or the length direction of the traction shaft at intervals, and the contacts are matched with the arc-shaped clamping portions in a clamping mode.
In one embodiment, the fall arrest release mechanism further comprises a traction ring removably coupled to the traction shaft, the traction shaft being adapted to couple to a traction rope through the traction ring.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a first overall structure of the overhead auxiliary rope pay-off device for the power transmission line in an embodiment;
fig. 2 is a schematic diagram of an overall structure of the overhead auxiliary rope pay-off device for the power transmission line in an embodiment;
fig. 3 is a schematic front structure view of the overhead auxiliary rope pay-off device of the power transmission line in one embodiment;
fig. 4 is an exploded schematic view of the overhead auxiliary rope pay-off device for the power transmission line in one embodiment;
FIG. 5 is a cross-sectional view of a cord reel body according to an embodiment;
FIG. 6 is a schematic view of the internal structure of the fall arrest release mechanism according to one embodiment;
fig. 7 is a first schematic view illustrating a wire winding manner of the overhead auxiliary rope unwinding device of the power transmission line in an embodiment;
fig. 8 is a schematic view illustrating a second wire winding manner of the overhead auxiliary rope unwinding device of the power transmission line in the embodiment.
Description of the reference numerals:
100. the high-altitude auxiliary rope pay-off device of the power transmission line; 110. a support; 111. a supporting base; 112. a handle; 120. a rope reel body; 121. a rotating shaft; 122. a bearing; 123. a bearing seat; 130. a rope guide mechanism; 131. a holder body; 132. a reset member; 133. a clamping jaw; 134. a connecting seat; 135. a chute; 136. a guide rail; 140. a speed control mechanism; 141. a pedal hook; 142. a boom; 143. a brake swing arm; 144. a contact portion; 150. an anti-falling release mechanism; 151. a hanger; 152. an elastic member; 153. a contact; 154. a traction shaft; 155. an arc-shaped clamping part; 156. a traction ring; 200. and (6) pulling the rope.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will recognize without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic view illustrating an overall structure of an overhead auxiliary rope unwinding device 100 for a power transmission line according to an embodiment of the present invention; fig. 2 is a schematic diagram illustrating an overall structure of the overhead auxiliary rope pay-off device 100 for the power transmission line according to an embodiment of the present invention; fig. 3 is a schematic front structural diagram illustrating the overhead auxiliary rope pay-off device 100 for the power transmission line in an embodiment of the present invention, and an overhead auxiliary rope pay-off device 100 for the power transmission line provided in an embodiment of the present invention includes: support 110, rope reel body 120 and rope guide mechanism 130. The rope reel body 120 is rotatably connected with the support 110, the rope reel body 120 can rotate around the axis of the rope reel body 120, and the rope reel body 120 is used for winding the traction rope 200. The rope guiding mechanism 130 includes a holder body 131, a restoring member 132 and a clamping jaw 133. The holder body 131 is movably connected with the bracket 110, and the clamping jaw 133 is movably connected with the holder body 131 and surrounds into a through hole. The reset piece 132 is matched with the clamping jaw 133 in a reset mode, and the pull rope 200 is arranged through the hole. Under the restoring action of the restoring member 132, the holder body 131 and the clamping jaw 133 are used for interference fit with the traction rope 200.
Above-mentioned supplementary rope device 100 of putting in transmission line high altitude, in the course of the work, unmanned aerial vehicle is connected with haulage rope 200's one end, then, when needing to transport instrument and equipment to high altitude construction district, it carries haulage rope 200 to high altitude wire flight to operate unmanned aerial vehicle, unmanned aerial vehicle flight in-process, rope reel body 120 rotates the exhibition and puts insulating rope, because holder body 131 contradicts with clamping jaw 133 and haulage rope 200, can provide the resistance for haulage rope 200, avoid that unmanned aerial vehicle traction speed leads to haulage rope 200 to drag inertia too fast and make to take out a large amount of haulage rope 200 and lead to scattering or even deviate from the reel, be favorable to improving the exhibition of haulage rope 200 and put the reliability. When retrieving haulage rope 200, clamping jaw 133 and the holder on the rope guiding mechanism 130 can play the supporting role to haulage rope 200, the rope guiding mechanism 130 keeps having the pulling force of pulling all the time with the haulage rope 200 of rope reel section, just so can guarantee when rope reel body 120 rotates, haulage rope 200 rotates with rope reel body 120 synchronization all the time and retrieves, it is loose on rope reel body 120 to avoid haulage rope 200, hank winding phenomenon appears, thereby be favorable to avoiding retrieving the winding of knoing each other when haulage rope 200, improve haulage rope 200's recovery efficiency, and then be favorable to improving transmission line high altitude construction's work efficiency.
It should be noted that, under the reset action of the reset member 132, the holder body 131 and the clamping jaw 133 are used for interference fit with the pull rope 200, which means that when no pull rope 200 passes through the through hole, the diameter of the through hole is smaller than that of the pull rope 200. During operating condition, haulage rope 200 passes the clearing hole for holder body 131 separates with clamping jaw 133, and piece 132 that resets can play the effect of restoring to the throne to clamping jaw 133, makes clamping jaw 133 have the pressure of contradicting towards haulage rope 200, and then makes holder body 131 and clamping jaw 133 conflict cooperation, increases the frictional force of haulage rope 200 in the clearing hole.
Alternatively, the reset member 132 may be a sensor, a spring, a magnet, or other components having a reset function.
Specifically, referring to fig. 1, the restoring element 132 is a spring. The jaw 133 is elastically fitted with the holder body 131 by a spring. Through the elastic deformation of the spring itself, the clamping jaw 133 can continuously abut against the pulling rope 200, and further, the friction force is increased. The present embodiment provides only a specific choice of the reset element 132, but is not limited thereto.
In one embodiment, the end of the passage hole remote from the reel body 120 is provided with a tapered portion, and the diameter of the tapered portion gradually increases from the end near the reel body 120 to the end of the passage hole. Thus, when the pulling rope 200 swings, the conical part can improve the swing space of the pulling rope 200, so that the smoothness of the pulling rope 200 during winding and unwinding is improved, and the pulling rope 200 and the rope guide mechanism 130 are prevented from being abraded mutually.
In one embodiment, the walls of the holes are provided with friction layers (not shown) for increasing the friction between the walls of the holes and the pull rope 200. For example, the friction layer may be a frosted layer, an elastomeric embossment, a layer of rubber material, a layer of plastic material, or other friction-increasing structure and material. Therefore, the friction force between the clamping jaw 133 and the clamping seat body 131 and the traction rope 200 can be further improved, and the guiding and traction effect of the rope guiding mechanism 130 on the traction rope 200 can be improved.
In one embodiment, referring to fig. 1, 2 and 3, the rope guiding mechanism 130 further includes a connecting seat 134. The connecting seat 134 is provided with a sliding slot 135, and the holder body 131 is slidably connected with the connecting seat 134. The holder body 131 can move in the length direction of the connecting seat 134, and the traction rope 200 wound on the rope reel body 120 passes through the sliding groove 135 and the through hole for being connected with the unmanned aerial vehicle. Thus, the holder body 131 can move on the connecting seat 134 along the sliding groove 135, and the rope winding position can be changed in the rope winding and unwinding processes of the rope reel body 120, so that the pulling rope 200 on the rope reel body 120 is wound more uniformly. On the other hand, the pulling rope 200 passes through the sliding groove 135 and the through hole, which is beneficial to preventing the pulling rope 200 from falling off from the rope reel body 120 and the support 110, and simultaneously, the pulling rope 200 is supported, so that the stability and reliability of the pulling rope 200 by the rope reel body 120 are improved, and the pulling rope 200 is prevented from scattering and winding on the rope reel body 120.
In order to further understand and explain the length direction of the connection seat 134, taking fig. 1 as an example, the length direction of the connection seat 134 is a straight line S in fig. 1 1 In the direction indicated by any arrow above.
Alternatively, the shape of the chute 135 may be rectangular, arcuate, curved, or other irregular shape.
Specifically, referring to fig. 2 and 3, the sliding groove 135 extends along the length direction of the connecting seat 134, and the length direction of the connecting seat 134 is parallel to the length direction of the rope reel body 120. So, when the rope was put to the reel, unmanned aerial vehicle's the direction of draw motion can be followed to holder body 131, can also follow and put the rope position motion on the reel body 120, is favorable to improving and puts rope efficiency, avoids blocking. When the rope is taken up, the winding position can be adjusted at any time, so that the traction rope 200 can be uniformly wound on the rope reel body 120, and the subsequent use is facilitated.
In an embodiment, referring to fig. 4, fig. 4 shows an exploded schematic view of the overhead auxiliary rope pay-off device 100 for the power transmission line according to an embodiment of the present invention, the rope guide mechanism 130 further includes a guide rail 136, the guide rail 136 extends along a length direction of the sliding groove 135, and the holder body 131 is in sliding fit with the guide rail 136. Thus, the movement convenience of the holder body 131 on the connecting seat 134 can be improved, and further, the working efficiency can be improved when the rope reel body 120 receives and releases the rope.
Wherein, the length direction of the sliding chute 135 and the length direction box body of the connecting seat 134 are both the straight line S in fig. 2 1 In the direction indicated by any of the above arrows.
In one embodiment, referring to fig. 1, 2, 3 and 4, the number of the rope reel bodies 120 is at least two. The two rope reel bodies 120 are arranged on the support 110 at intervals, the rope guide mechanism 130 is arranged between the two rope reel bodies 120, and at least two rope reel bodies 120 are used for winding the traction rope 200. Specifically, referring to fig. 1, 2, 3 and 4, two rope reel bodies 120 are provided. Therefore, the size and the mass of the single rope reel body 120 can be reduced, the winding quality of the single rope reel body 120 is reduced, and the service life of the rope reel body 120 is prolonged. The two rope reel bodies 120 are beneficial to winding longer hauling ropes 200, and can also be used by two sets of hauling ropes 200 at the same time, thereby being beneficial to perfecting the function of the high-altitude auxiliary rope unwinding device 100 of the power transmission line. The rope guide mechanism 130 is arranged between the two rope reel bodies 120, so that the working stability is improved, two groups of traction ropes 200 can be conveniently wound and unwound simultaneously, and the use convenience of the high-altitude auxiliary rope unwinding device 100 of the power transmission line is improved.
In one embodiment, referring to fig. 1, fig. 2, fig. 3 and fig. 4, the overhead auxiliary rope pay-off device 100 for the power transmission line further includes a speed control mechanism 140. The speed control mechanism 140 includes a pedal hook 141, a suspension rod 142 and a brake swing arm 143. The pedal hook 141 is connected with the suspension rod 142, the brake swing arm 143 is rotatably connected with the bracket 110, the suspension rod 142 is in transmission connection with the brake swing arm 143, and the brake swing arm 143 is provided with a contact part 144. Under the action of the external force, the suspension rod 142 drives the contact part 144 to be close to the rope reel body 120 and to be in interference fit with the rope reel body 120. So, when the drum body 120 rotates at the excessive speed, be used in on pedal hook 141 through modes such as pedal or hand power, jib 142 pulling brake swing arm 143, make the cooperation of contradicting of contact site 144 on the brake swing arm 143 with the drum body 120, brake drum body 120, reduce the rotational speed of drum body, and, exert the pressure that conflict portion was applyed on the drum body 120 through the adjustment in the dynamics of pedal hook 141 of colluding, adjustment frictional force, thereby the rotational speed of adjustment drum body 120, be favorable to solving unmanned aerial vehicle traction speed and the drum body 120 speed asynchronous and lead to haulage rope 200 in disorder and the mutual hank winding that arouses on the drum body 120, deviate from the problem of drum even.
The contact part 144 may be abutted against the rope reel body 120 in a single direction, a double direction or other types.
Specifically, referring to fig. 3, the suspension rod 142 is rotatably connected to one end of the brake swing arm 143, the middle portion of the brake swing arm 143 is rotatably connected to the bracket 110, and the contact portion 144 is disposed at the other end of the brake swing arm 143. When the suspender 142 is pulled down, the brake swing arm 143 rotates, so that the brake swing arm 143 rotates, the contact part 144 is abutted against the rope reel body 120, and the structure is simple and the reliability is high.
Further, the contact portion 144 is provided with a wear-resistant layer (not shown). For example, the wear-resistant layer is an ester-based material, a powder metallurgy material, a ceramic-based material, an asbestos friction material, a carbon fiber friction material, or the like. Thus, the wear-resistant characteristic of the contact portion 144 is improved, and the reliability of the use of the speed control mechanism 140 is improved.
In one embodiment, referring to fig. 1, 2, 3 and 4, the speed control mechanism 140 is disposed between the two cable reel bodies 120, at least two braking swing arms 143 are provided, and the two braking swing arms 143 are respectively abutted against and engaged with the two speed control mechanisms 140. So, can the rotational speed of two rope reel bodies 120 of simultaneous control, avoid the rope reel body 120 rotational speed asynchronous to lead to the haulage rope 200 loose and the winding, improve haulage rope 200 and receive and release efficiency.
In an embodiment, please refer to fig. 5 and 7, fig. 7 is a first schematic diagram illustrating a wire winding manner of the overhead auxiliary rope releasing device 100 of the power transmission line according to an embodiment of the present invention, wherein the rope reel body 120 is provided with a rotating shaft 121. The rotating shaft 121 is connected with the rope reel body 120, the support 110 is provided with a support seat 111, and the rotating shaft 121 is rotatably connected with the support seat 111. In this way, the rotational stability and reliability of the rope reel body 120 on the bracket 110 are improved. The rotation mode of the rope reel body 120 on the support 110 can be that the motor drives the rotating shaft 121 to drive the rope reel body 120 to rotate, and the rope reel body 120 can also be driven to rotate by using driving equipment such as an electric drill and the like to be connected with the rotating shaft 121 in a driving way.
Specifically, the supporting seat 111 includes a first supporting portion, a second supporting portion and a fastening member, one end of the first supporting portion is hinged to one end of the second supporting portion, the other end of the first supporting portion is fastened and matched with the other end of the second supporting portion through the fastening member, and the bearing seat 123 is clamped between the first supporting portion and the second supporting portion. Thus, the rope reel body 120 can be conveniently mounted and dismounted on the support 110, and the rope reel body 120 can be conveniently dismounted and used independently.
Further, please refer to fig. 1, fig. 2, fig. 5, and fig. 8, fig. 8 shows a second schematic diagram of a wire winding manner of the overhead auxiliary rope unwinding device 100 for the power transmission line according to an embodiment of the present invention. The rope reel body 120 is further provided with a bearing 122 and a bearing seat 123. The rotating shaft 121 is connected with a bearing seat 123 through a bearing 122, and the bearing seat 123 is detachably connected with the supporting seat 111. Therefore, the bearing seat 123 and the bearing 122 can further improve the rotational stability and reliability of the rope reel body 120, reduce the shaking and reduce the labor intensity. Meanwhile, the rope reel body 120 can be taken out of the support 110 in a detachable connection mode, the bearing seat 123 on the rope reel body 120 is held by a hand, a person can hold the movable rope reel body 120 to move to a suitable position at will, the electric drill or the handheld rope reel body 120 is adopted for recycling, operation is flexible, and the use quality and the convenience of the high-altitude auxiliary rope pay-off device 100 of the power transmission line are improved.
In-process is put in the exhibition of insulating haulage rope 200, if insulating haulage rope 200 receives factor influences such as wind-force to lead to rope and high altitude obstacle to take place the winding when, it arouses the crash or surpass the crash that the load that unmanned aerial vehicle can bear leads to such phenomena as crash to take place most probably that the unmanned aerial vehicle gesture is unbalance in the twinkling of an eye. To the solution of this problem, it is currently generally adopted to install a release device with an electric control function under the unmanned aerial vehicle hanger 151 to separate the release device from the unmanned aerial vehicle, and the electric control release device is controlled by an aircraft operator in a remote control manner to release the overload pulling rope 200 to separate the overload pulling rope from the unmanned aerial vehicle so as to ensure that the unmanned aerial vehicle does not crash. In one embodiment, referring to fig. 1, 2 and 6, the auxiliary rope pay-off device 100 for overhead transmission line further includes an anti-falling release mechanism 150. The anti-falling release mechanism 150 comprises a hanging frame 151, an elastic part 152, a contact 153 and a traction shaft 154, wherein the elastic part 152 is connected with the hanging frame 151, one end of the contact 153 is elastically matched with the elastic part 152, the traction shaft 154 is provided with an arc clamping part 155, and the other end of the contact 153 is in clamping fit with the arc clamping part 155. Specifically, the elastic member 152 is a spring plate. The pulling shaft 154 is inserted into the hanger 151. So, through the cooperation of elastic component 152 and contact 153 that adopts preset overload value, when unmanned aerial vehicle traction force is greater than its self rated load, contact 153 pulling force is too big, support and press the arc joint portion 155 extrusion that contact 153 at elastic component 152 lower extreme was moved down by traction shaft 154, and force overload spring leaf and take place to warp, traction shaft 154 can deviate from in following stores pylon 151, with this purpose that reaches automatic release unmanned aerial vehicle, can automatic real-time realization overload haulage rope 200 and unmanned aerial vehicle's separation, with this prevent that unmanned aerial vehicle from not producing the crash accident.
The arc-shaped engaging portion 155 may also be an engaging groove with a guiding inclined surface in the circumferential direction or an engaging portion with other guiding structures or materials.
Further, referring to fig. 6, the number of the contacts 153 is two or more. The two or more contacts 153 are respectively elastically matched with the elastic piece 152, the arc clamping portions 155 are two or more, the two or more arc clamping portions 155 are arranged at intervals along the circumferential direction of the traction shaft 154 or the length direction of the traction shaft 154, and the two or more contacts 153 are in clamping fit with the two or more arc clamping portions 155. Specifically, referring to fig. 6, the hanging rack 151 is provided with two circle sets of contacts 153 arranged at intervals, and each circle set of contacts 153 includes more than two contacts 153. So, be favorable to improving the cooperation stability of pulling axle 154 and stores pylon 151, can avoid unmanned aerial vehicle haulage rope 200 to drop from stores pylon 151 easily when having the acceleration under the load of certain regulation.
The end of the contact 153 close to the elastic member 152 is arc-shaped, and an arc transition is provided at the end of the contact 153 close to the arc-shaped clamping portion 155. Therefore, the contact 153 can be prevented from being clamped with the arc clamping portion 155 to cause difficulty in releasing, and the working reliability of the anti-falling releasing mechanism 150 can be improved.
In one embodiment, referring to FIG. 6, the fall arrest release mechanism 150 further includes a traction ring 156, the traction ring 156 being removably coupled to the traction shaft 154, the traction shaft 154 being adapted to be coupled to the traction rope 200 via the traction ring 156. Thus, the connection and the disassembly of the traction shaft 154 and the traction rope 200 are facilitated, and the work efficiency is improved.
In one embodiment, referring to FIG. 1, the bracket 110 is provided with a handle 112. Therefore, the auxiliary rope releasing device 100 for the high-altitude power transmission line can be conveniently carried.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a supplementary rope device of unreeling in transmission line high altitude which characterized in that, supplementary rope device of unreeling in transmission line high altitude includes:
a support;
the rope reel body is rotatably connected with the support and can rotate around the axis of the rope reel body, and the rope reel body is used for winding a traction rope;
the rope guide mechanism comprises a clamping seat body, a reset piece and a clamping jaw, the clamping seat body is movably connected with the support, the clamping jaw is movably connected with the clamping seat body and enclosed into a through hole, the reset piece is matched with the clamping jaw in a reset mode, the through hole is used for penetrating a traction rope, under the reset effect of the reset piece, the clamping seat body is matched with the clamping jaw in an abutting mode with the traction rope.
2. The overhead auxiliary rope pay-off device for the power transmission line according to claim 1, wherein the rope guide mechanism further comprises a connecting seat, a sliding groove is formed in the connecting seat, the holder body is connected with the connecting seat in a sliding mode, the holder body can move in the length direction of the connecting seat, and a traction rope wound on the rope reel body penetrates through the sliding groove and the through hole to be connected with an unmanned aerial vehicle.
3. The high-altitude auxiliary rope pay-off device for the power transmission line according to claim 2, wherein the sliding groove extends along the length direction of the connecting seat, and the length direction of the connecting seat is parallel to the length direction of the rope reel body; and/or the presence of a gas in the gas,
the rope guide mechanism further comprises a guide rail, the guide rail is arranged along the length direction of the sliding groove in an extending mode, and the clamping seat body is in sliding fit with the guide rail.
4. The overhead auxiliary rope pay-off device for the power transmission line according to claim 1, wherein the number of the rope reel bodies is at least two, the two rope reel bodies are arranged on the support at intervals, the rope guide mechanism is arranged between the two rope reel bodies, and the at least two rope reel bodies are used for winding a traction rope.
5. The high-altitude auxiliary rope pay-off device for the power transmission line according to claim 1, further comprising a speed control mechanism, wherein the speed control mechanism comprises a pedal hook, a hanging rod and a brake swing arm, the pedal hook is connected with the hanging rod, the brake swing arm is rotatably connected with the support, the hanging rod is in transmission connection with the brake swing arm, the brake swing arm is provided with a contact portion, and under the action of external force, the hanging rod drives the contact portion to be close to the rope reel body and to be in butt fit with the rope reel body.
6. The overhead auxiliary rope pay-off device for the power transmission line according to claim 1, wherein the rope reel body is provided with a rotating shaft, the rotating shaft is connected with the rope reel body, the support is provided with a support seat, and the rotating shaft is rotatably connected with the support seat.
7. The power transmission line high-altitude auxiliary rope pay-off device as claimed in claim 6, wherein the rope reel body is further provided with a bearing and a bearing seat, the rotating shaft is connected with the bearing seat through the bearing, and the bearing seat is detachably connected with the supporting seat.
8. The power transmission line high-altitude auxiliary rope unwinding device as claimed in any one of claims 1 to 7, further comprising an anti-falling release mechanism, wherein the anti-falling release mechanism comprises a hanger, an elastic member, a contact and a traction shaft, the elastic member is connected with the hanger, one end of the contact is elastically matched with the elastic member, the traction shaft is provided with an arc-shaped clamping portion, the other end of the contact is clamped and matched with the arc-shaped clamping portion, the hanger is used for being connected with an unmanned aerial vehicle, and the traction shaft is used for being connected with a traction rope.
9. The overhead auxiliary rope pay-off device for the power transmission line according to claim 8, wherein the number of the contacts is two or more, the two or more contacts are respectively in elastic fit with the elastic member, the number of the arc-shaped clamping portions is two or more, the two or more arc-shaped clamping portions are arranged at intervals along the circumferential direction of the traction shaft or the length direction of the traction shaft, and the two or more contacts are in clamping fit with the two or more arc-shaped clamping portions.
10. The overhead auxiliary rope pay-off device for the power transmission line according to claim 8, wherein the anti-falling release mechanism further comprises a traction ring, the traction ring is detachably connected with the traction shaft, and the traction shaft is used for being connected with a traction rope through the traction ring.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210534336.0A CN114792950B (en) | 2022-05-17 | 2022-05-17 | High-altitude auxiliary rope releasing device for power transmission line |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210534336.0A CN114792950B (en) | 2022-05-17 | 2022-05-17 | High-altitude auxiliary rope releasing device for power transmission line |
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| CN114792950B CN114792950B (en) | 2024-05-28 |
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| CN214399383U (en) * | 2021-03-04 | 2021-10-15 | 苑二林 | Power cable pay-off device |
| WO2022000525A1 (en) * | 2020-06-28 | 2022-01-06 | 深圳高度创新技术有限公司 | Fire-fighting unmanned aerial vehicle cable traction device |
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| US3476885A (en) * | 1967-06-08 | 1969-11-04 | Ibm | Information compression transference means |
| US3462096A (en) * | 1967-11-13 | 1969-08-19 | Sybron Corp | Brake,lock and release mechanism for automatic rewind reels |
| CN203387122U (en) * | 2013-07-10 | 2014-01-08 | 国家电网公司 | Vertical pay-off stand |
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| CN214399383U (en) * | 2021-03-04 | 2021-10-15 | 苑二林 | Power cable pay-off device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114792950B (en) | 2024-05-28 |
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