CN216851076U - Overhead transmission line holds in palm net mobile device - Google Patents

Abstract

A supporting net moving device for an overhead transmission line belongs to the technical field of facilities for high-voltage transmission line erection. The electric control cabinet comprises an electric control cabinet, wherein a transmission belt yielding port is arranged at the top of the electric control cabinet, and an electric controller with a storage battery is arranged in a cavity of the electric control cabinet; the traveling mechanism support is fixed with one side of the top plate of the electric cabinet at a position corresponding to the left side of the transmission belt clearance port; the power mechanism is arranged in the electric cabinet cavity and is electrically controlled and connected with the electric controller, the travelling mechanism is arranged on the travelling mechanism bracket, and the transition transmission mechanism is in transmission connection with the power mechanism and the travelling mechanism at a position corresponding to the transmission belt clearance; the net blocking rod connecting frame is fixed with the bottom of the electric cabinet; and the net blocking rod position signal acquisition mechanism is fixed with the electric cabinet and connected with the electric controller at a position corresponding to the left side surface or the right side surface of the net blocking rod connecting frame. The advantages are that: in the process of stringing, once the electric wire or the related objects fall, the electric wire or the related objects are blocked and protected by the blocking net, and accidents influencing safety are avoided.

Description

Overhead transmission line holds in palm net mobile device

Technical Field

The utility model belongs to the technical field of high tension transmission line erects and uses facility, concretely relates to overhead transmission line holds in palm net mobile device.

Background

The above-mentioned overhead transmission lines are mainly, but not exclusively, transmission lines with a voltage of an index KV, for example, above 10 KV. As is known in the art, during the operation of overhead transmission line, i.e. during the operation of overhead transmission line, it is usually encountered that there are railways, highways, overhead, residential areas, important special building facilities, etc. between two adjacent transmission towers (conventionally called "power towers"), and then, once the electric wires or other objects related to the overhead transmission line are dropped during the line-erecting process, it is very likely to cause a safety accident. Although this probability is extremely low, it must be prevented.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a help well block in case electric wire or relevant article that drop and can ensure the safe overhead transmission line of ground building facility and traffic facilities etc. that are located between two adjacent transmission towers and hold in the palm net mobile device.

The task of the utility model is accomplished in this way, a overhead transmission line supporting net moving device, which comprises an electric cabinet, wherein the top of the electric cabinet is provided with a driving belt position-giving port for communicating the electric cabinet cavity of the electric cabinet with the outside, and an electric controller which is provided with a storage battery and is supported by the storage battery to work is arranged in the electric cabinet cavity; the travelling mechanism support is fixed with one side of the electric cabinet top plate of the electric cabinet, which faces upwards, in a longitudinal state at a position corresponding to the left side of the transmission belt clearance; the power mechanism is arranged in the electric cabinet cavity and is electrically connected with the electric controller in a control way, the running mechanism is arranged on the running mechanism bracket, and the transition transmission mechanism is in transmission connection with the power mechanism and the running mechanism at a position corresponding to the transmission belt clearance; the net blocking rod connecting frame is fixed with the bottom of the electric cabinet in a longitudinal cantilever state; and the net blocking rod position signal acquisition mechanism is fixed with the electric cabinet at a position corresponding to the left side surface or the right side surface of the net blocking rod connecting frame and is electrically connected with the electric controller.

In a specific embodiment of the present invention, the traveling mechanism bracket includes a traveling mechanism bracket left wall plate, a traveling mechanism bracket right wall plate and a traveling mechanism bracket bottom plate, the traveling mechanism bracket bottom plate is formed between the traveling mechanism bracket left wall plate and the bottom of the traveling mechanism bracket right wall plate, and the traveling mechanism bracket bottom plate is fixed to one side of the electric cabinet top plate of the electric cabinet facing upward at the left side corresponding to the driving belt relief opening, and the space between the traveling mechanism bracket left wall plate and the traveling mechanism bracket right wall plate is formed into a traveling mechanism bracket U-shaped cavity with a front and back part and an upper part not closed; the traveling mechanism comprises an upper roller device and a lower roller device, the upper roller device is arranged at the upper part between the left wall plate of the traveling mechanism support and the right wall plate of the traveling mechanism support, the lower roller device is arranged in the U-shaped cavity of the traveling mechanism support in a manner of vertical displacement at the position corresponding to the lower part of the upper roller device, and the transition transmission mechanism is in transmission connection with the upper roller device.

In another specific embodiment of the present invention, the power mechanism includes a motor, a reduction box and a reduction box fixing bracket, the reduction box fixing bracket is located in the electric cabinet cavity of the electric cabinet and fixed with one side of the electric cabinet top plate facing the electric cabinet cavity, the motor is in transmission fit with the reduction box and fixed by the reduction box together with the motor and the reduction box fixing bracket, the reduction box final power output shaft of the reduction box extends to the right side of the reduction box fixing bracket, the motor is a servo motor with forward and reverse rotation functions and is electrically connected with the electric controller; and the transition transmission mechanism is in transmission connection with the final power output shaft of the reduction gearbox at a position corresponding to the transmission belt yielding port.

In another specific embodiment of the present invention, the transition transmission mechanism includes a driving wheel, a driven wheel, a driving belt and a driving belt tension adjusting device, the driving wheel is fixed with the final power output shaft of the reduction gearbox in the electric cabinet cavity, and the driving wheel corresponds to the lower part of the driving belt allowance opening, the driven wheel is in transmission connection with the upper roller device, the lower end of the driving belt is sleeved on the driving wheel, the upper end of the driving belt is sleeved on the driven wheel from bottom to top via the driving belt allowance opening, the middle part of the driving belt is in contact with the driving belt tension adjusting device, and the driving belt tension adjusting device is arranged on the upward side of the electric cabinet top plate of the electric cabinet at a position corresponding to the driving belt allowance opening; a lower roller shaft left guide chute is formed in the traveling mechanism support left wall plate and located in the middle of the traveling mechanism support left wall plate in the height direction in a longitudinal state, and a lower roller shaft right guide chute is also formed in the traveling mechanism support right wall plate and located in the position corresponding to the lower roller shaft left guide chute in the longitudinal state; the lower roller device is in sliding fit with the lower roller shaft left guide chute and the lower roller shaft right guide chute in the U-shaped cavity of the traveling mechanism support.

In a further embodiment of the present invention, the upper roller device comprises an upper roller shaft support, a first upper roller i, a second upper roller ii, a driving gear, a first driven gear i, a second driven gear ii and a driving gear shaft support link, the upper roller shaft support is formed with an upper roller shaft support cavity, the front and rear sides and the lower part of the upper roller shaft support cavity are not closed, the middle position of the lower part of the right side of the upper roller shaft support is hinged to the upper part of the right wall plate of the traveling mechanism bracket, the first upper roller i is located in the upper roller shaft support cavity and is rotatably disposed in the middle of the first upper roller shaft i through a bearing, and the left end and the right end of the first upper roller shaft i are respectively supported on the left side wall and the right side wall of the upper roller shaft support and are respectively locked by a first upper roller shaft locking nut i, a second upper roller II is arranged in the upper roller shaft bearing cavity at a position corresponding to the rear side of the first upper roller I and is also rotationally arranged in the middle of the second upper roller shaft II through a bearing, the left end and the right end of the second upper roller shaft II are respectively supported on the left side wall and the right side wall of the upper roller shaft bearing and are respectively locked by a second upper roller shaft locking nut II, a driving gear is fixed on a driving gear shaft in the upper roller shaft bearing cavity, the left end of the driving gear shaft is rotationally supported on a driving gear shaft left bearing arranged between the left side wall of the upper roller shaft bearing and a driving gear shaft supporting and connecting plate, the right end of the driving gear shaft is rotationally supported on a driving gear shaft right bearing arranged on the right side wall of the upper roller shaft bearing and extends to the right side of the driving gear shaft right bearing, a first driven gear I is arranged in the upper roller shaft bearing cavity and is fixed with the first upper roller I through a first driven gear fixing screw I The first driven gear I is meshed with the driving gear at a position corresponding to the front of the driving gear, the second driven gear II is arranged in the upper roller shaft supporting seat cavity and is fixed with the right side surface of the second upper roller II through a second driven gear fixing screw II, the second driven gear II is meshed with the driving gear at the position corresponding to the rear part of the driving gear, the driving gear shaft supporting connecting plate corresponds to the left side of the upper roller shaft supporting seat and is provided with a connecting plate arc-shaped groove at the upper part of the driving gear shaft supporting connecting plate, a connecting plate positioning screw is arranged at the position corresponding to the connecting plate arc-shaped groove, the connecting plate positioning screw is fixed with a connecting plate positioning screw hole formed in the left side wall of the upper roller shaft supporting seat, and the middle position of the lower part of the left side of the driving gear shaft supporting connecting plate is hinged or hinged to the upper part of the left wall plate of the travelling mechanism support; the driven wheel is fixed with the right end of the driving gear shaft; the lower roller device corresponds to the position below the position between the first upper roller I and the second upper roller II.

In yet another specific embodiment of the present invention, an upper roller shaft support hinge sleeve is fixed at a central position of a lower portion of a right side of the upper roller shaft support, and a pair of support right wall plate hinge sleeves is fixed at an upper portion of a right side of the traveling mechanism support right wall plate, the upper roller shaft support hinge sleeve corresponding to between the pair of support right wall plate hinge sleeves and hinging the upper roller shaft support hinge sleeve with the pair of support right wall plate hinge sleeves through a support right wall plate hinge sleeve pin; and a connecting plate shaft sleeve is fixed at the middle position of the lower part of the left side of the driving gear shaft supporting connecting plate, a pair of support left wall plate hinge shaft sleeves are fixed at the upper part of the left side of the traveling mechanism support left wall plate, and the connecting plate shaft sleeve corresponds to the space between the pair of support left wall plate hinge shaft sleeves and enables the connecting plate shaft sleeve to be hinged or unhooked with the pair of support left wall plate hinge shaft sleeves through a bolt.

In a more specific embodiment of the present invention, the lower roller device comprises a lower roller seat and a lower roller, the lower roller seat is disposed in the U-shaped cavity of the chassis frame in a position corresponding to the position between the left slide guide groove of the lower roller shaft and the right slide guide groove of the lower roller shaft and is vertically moved up and down, and the front side, the rear side, and the upper portion of the lower roller seat are each formed to be open, a lower roller seat guide rod is fixed to the middle position of the bottom of the lower roller seat in a longitudinal cantilever state, the lower end of the lower roller seat guide rod sequentially passes through the chassis frame bottom plate and the electric cabinet top plate of the electric cabinet to be inserted into the electric cabinet cavity and slidably engaged with the chassis frame bottom plate and the electric cabinet top plate, a spring is sleeved on the lower roller seat guide rod, the upper end of the spring is supported on the downward side of the bottom of the lower roller seat, and the lower end of the spring is supported on the chassis frame bottom plate, the lower roller is positioned in a lower roller seat cavity of the lower roller seat and is rotationally arranged in the middle of the lower roller shaft through a bearing, the lower roller is also corresponding to the lower part between the first upper roller I and the second upper roller II, the left end of the lower roller shaft passes through the left wall body of the lower roller seat and the left side of the left guide chute of the lower roller shaft and is limited by a left shaft head limiting nut of the lower roller shaft, and the right end of the lower roller shaft passes through the right wall body of the lower roller seat and the right side of the right guide chute of the lower roller shaft and is limited by a right shaft head limiting nut of the lower roller shaft.

In yet another specific embodiment of the present invention, the driving belt tension adjusting device includes an adjusting screw seat, an adjusting screw, a tension wheel carrier and a tension wheel, the adjusting screw seat is fixed to the top plate of the electric cabinet at a position corresponding to the front of the driving belt clearance opening, the front end and the middle of the adjusting screw are inserted and supported on the adjusting screw seat and are locked or unlocked by a pair of screw nuts disposed at the front end of the adjusting screw in a state of separating the front side wall of the adjusting screw seat, the front end of the tension wheel carrier is fixedly connected to the rear end of the adjusting screw, the tension wheel is rotatably disposed at the middle of the tension wheel shaft through a bearing at a position corresponding to the rear end of the tension wheel carrier, and the left end and the right end of the tension wheel shaft are positioned on the left wall body and the right wall body of the tension wheel carrier; the middle part of the transmission belt is in contact with the front side of the tension wheel.

In yet another specific embodiment of the present invention, when the screen bar position signal collecting mechanism is corresponding to the left side of the screen bar connecting frame, the screen bar position signal collecting mechanism is fixed to the left wall body of the electric cabinet, and when the screen bar position signal collecting mechanism is corresponding to the right side of the screen bar connecting frame, the screen bar position signal collecting mechanism is fixed to the right wall body of the electric cabinet; and the front cavity opening of the electric control box cavity of the electric control box is not closed.

In yet another specific embodiment of the present invention, the screen bar position signal collecting mechanism comprises a bearing setting plate, a rotary encoder shaft clamping block, a slide rail, a rotary encoder fixing seat, a rotary encoder and a pair of screen bar feet, the upper end of the bearing setting plate is fixed to the right wall body of the electric cabinet, the end of the bearing setting plate extends to the lower part of the electric cabinet, the rotary encoder fixing seat is fixed to the bottom of the electric cabinet, the rotary encoder is electrically connected to the electric controller and fixed to the rotary encoder fixing seat, the middle part of the rotary encoder shaft of the rotary encoder is rotatably supported at the lower end of the bearing setting plate through a rotary encoder shaft supporting bearing arranged on the bearing setting plate, the right end of the rotary encoder shaft extends to the right side of the rotary encoder shaft supporting bearing, the upper part of the rotary encoder shaft clamping block is provided with a pair of clamping feet, constitute between a pair of clamp foot and have a rotary encoder axle mating hole, this rotary encoder axle mating hole cooperatees with the right-hand member of rotary encoder axle and is fixed by a pair of clamp foot clamp, the lower part of rotary encoder axle clamp piece is fixed through rotary encoder axle clamp piece set screw and slide rail one side up towards, it has a slide rail groove that link up to the rear end from the front end of slide rail to constitute on the slide rail, the upper end of a pair of fender net rod foot is respectively connected with the nut piece that sets up at the slide rail inslot with removing through slide rail coupling screw, and the lower extreme of a pair of fender net rod foot extends downwards with the cantilever state and the space between this pair of fender net rod foot constitutes for the fender net rod and visits into the chamber.

The technical scheme provided by the utility model the technical effect lie in: the running mechanism arranged on the running mechanism support is driven by the work of the power mechanism arranged in the electric control cavity to run on the steel strand between two adjacent tower poles, and the electric cabinet moves along with the running mechanism and simultaneously drives the net blocking pole connecting frame for fixing the bottom of the electric cabinet to synchronously move.

Drawings

Fig. 1 is a structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic view illustrating an application of the present invention.

Detailed Description

In order to make the technical essence and advantages of the present invention more clear, the applicant below describes in detail the embodiments, but the description of the embodiments is not a limitation of the present invention, and any equivalent changes made according to the inventive concept, which are only formal and not essential, should be considered as the technical scope of the present invention.

In the following description, all the concepts related to the directions or orientations of up, down, left, right, front and rear are based on the position state of fig. 1, and thus, should not be interpreted as a specific limitation to the technical solution provided by the present invention.

Referring to fig. 1, an electric cabinet 1 is shown, a driving belt relief port 12 for communicating an electric cabinet cavity 11 of the electric cabinet 1 with the outside is opened at the top of the electric cabinet 1, i.e. the top wall of the electric cabinet 1, and an electric controller 111 with a storage battery (i.e. equipped with a storage battery) and supported by the storage battery is arranged in the electric cabinet cavity 11; a running gear support 2 is shown, the running gear support 2 is fixed with one side of the electric cabinet 1, which is upward facing the top plate of the electric cabinet, in a longitudinal state at a position corresponding to the left side of the transmission belt allowance opening 12; a walking mechanism 3, a transition transmission mechanism 4 and a power mechanism 5 are shown, the power mechanism 5 is arranged in the electric control box cavity 11 and is electrically connected with the electric controller 111 in a control way, the walking mechanism 3 is arranged on the walking mechanism bracket 2, and the transition transmission mechanism 4 is in transmission connection with the power mechanism 5 and the walking mechanism 3 at a position corresponding to the transmission belt position-giving opening 12; a net blocking rod connecting frame 6 is shown, and the net blocking rod connecting frame 6 is fixed with the bottom of the electric cabinet 1 in a longitudinal cantilever state; a screen bar position signal acquisition mechanism 7 is shown, which screen bar position signal acquisition mechanism 7 is fixed to the electric cabinet 1 at a position corresponding to the left or right side of the screen bar attachment frame 6 and is electrically connected to the electric controller 111.

In a using state, namely in the process of arranging the blocking net 8 illustrated by fig. 2, whether the walking mechanism 3 walks or not depends on whether the power mechanism 5 works or not, whether the power mechanism 5 works or not depends on the electric controller 111, and because the walking mechanism 3 walks on the steel stranded wire 10 (shown in fig. 2) positioned between two tower poles (namely, a high-voltage wire tower, the same below), and because the whole overhead power transmission line supporting net moving device is positioned on the steel stranded wire 10 which is positioned tens of meters above the ground, according to the professional knowledge, an operator positioned on a floor can only transmit a remote control signal to the electric controller with (provided with) a signal receiver through a signal transmitter (which is called as a remote controller in the industry) in a remote control mode, so that the purpose of remotely controlling the electric controller is achieved. In addition, in order to make the signal receiver receive the remote control signal from the signal transmitter well, a signal receiving antenna 13 electrically connected to the electrical controller 111 may be preferably provided on the top of the electrical cabinet 1.

Continuing to refer to fig. 1, the traveling mechanism bracket 2 includes a traveling mechanism bracket left wall plate 21, a traveling mechanism bracket right wall plate 22 and a traveling mechanism bracket bottom plate 23, the traveling mechanism bracket bottom plate 23 is formed between the traveling mechanism bracket left wall plate 21 and the bottom of the traveling mechanism bracket right wall plate 22, the traveling mechanism bracket bottom plate 23 is fixed with the upward side of the electric cabinet top plate of the electric cabinet 1 at the position corresponding to the left side of the transmission belt clearance port 12 through a traveling mechanism bracket bottom plate screw 231, and the space between the traveling mechanism bracket left wall plate 21 and the traveling mechanism bracket right wall plate 22 is formed into a traveling mechanism bracket U-shaped cavity 24 with the front and back parts not closed; the traveling mechanism 3 includes an upper roller device 31 and a lower roller device 32, the upper roller device 31 is disposed at the upper portion between the left wall plate 21 and the right wall plate 22 of the traveling mechanism bracket, the lower roller device 32 is disposed in the U-shaped cavity 24 of the traveling mechanism bracket in a vertically displaceable manner at a position corresponding to the lower portion of the upper roller device 31, and the transition transmission mechanism 4 is in transmission connection with the upper roller device 31.

The power mechanism 5 comprises a motor 51, a reduction box 52 and a reduction box fixing support 53, the reduction box fixing support 53 is located in the electric control box cavity 11 of the electric control box 1 and is fixed with one side of the electric control box top plate facing the electric control box cavity 11, the motor 51 is in transmission fit with the reduction box 52 and is fixed with the reduction box fixing support 53 through a reduction box fixing screw 522 by the reduction box 52 and the motor 51, a reduction box final-stage power output shaft 521 of the reduction box 52 extends to the right side of the reduction box fixing support 53, in the embodiment, the motor 51 is a servo motor with a forward and reverse rotation function and capable of adjusting speed and is electrically connected with the electric controller 111; the transition transmission mechanism 4 is in transmission connection with the final power output shaft 521 of the reduction box at a position corresponding to the transmission belt clearance port 12. The upper part of the reduction gearbox fixing support 53 is preferably fixed with one side, facing the electric control box cavity 11, of an electric control box top plate of the electric control box 1 in a welding mode.

Continuing to refer to fig. 1, the transition transmission mechanism 4 includes a driving wheel 41, a driven wheel 42, a transmission belt 43 and a transmission belt tension adjusting device 44, the driving wheel 41 is fixed with the final power output shaft 521 of the reduction gearbox in the electric control box cavity 11 by a flat key fixing manner, the driving wheel 41 corresponds to the lower part of the transmission belt relief opening 12, the driven wheel 42 is in transmission connection with the upper roller device 31, the driven wheel 42 and the driving wheel 41 correspond to each other up and down, the lower end of the transmission belt 43 is sleeved on the driving wheel 41, the upper end of the transmission belt passes through (i.e. penetrates) the transmission belt relief opening 12 from bottom to top and is sleeved on the driven wheel 42, the middle part of the transmission belt 43 is in contact with a transmission belt tension adjusting device 44, the driving belt tension adjusting device 44 is arranged on one side of the electric cabinet 1 facing upwards at a position corresponding to the driving belt clearance port 12; a lower roller shaft left guide groove 211 is formed in the traveling mechanism bracket left wall plate 21 at a position in the middle of the traveling mechanism bracket left wall plate 21 in the height direction in a longitudinal state, and a lower roller shaft right guide groove 221 is also formed in the traveling mechanism bracket right wall plate 22 at a position corresponding to the lower roller shaft left guide groove 211 in the longitudinal state; the lower roller device 32 is slidably engaged with the lower roller shaft left guide groove 211 and the lower roller shaft right guide groove 221 in the traveling mechanism bracket U-shaped cavity 24.

When the power mechanism 5 is to be operated, an operator (on a ground in an overhead line work place) operates the remote controller, the remote controller is a signal emitter to emit a signal, the signal receiver receives the signal, the signal receiver feeds the signal back to the electric controller 111, the electric controller 111 sends an operating instruction to the motor 51 of the power mechanism 5, namely, the electric controller 111 is connected with a circuit for operating the motor 51, the motor 51 drives the reduction gearbox 52, the final power output shaft 521 of the reduction gearbox drives the driving wheel 41 of the structural system of the transition transmission mechanism 4, the driving wheel 41 drives the transmission belt 43 (belt), the transmission belt 43 drives the driven wheel 42, the driven pulley 42 thus drives the upper roller device 31 of the traveling mechanism 3, and the traveling mechanism 3 finally travels on the aforementioned steel strand 10 (to be described later).

Continuing to refer to fig. 1, the aforementioned upper roller device 31 includes an upper roller shaft support base 311, a first upper roller i 312, a second upper roller ii 313, a drive gear 314, a first driven gear i 315, a second driven gear ii 316, and a drive gear shaft support link 317, the upper roller shaft support base 311 is formed with an upper roller shaft support base cavity 3111, the front and rear sides and lower portions of the upper roller shaft support base cavity 3111 are not closed (i.e., are open), the center position of the right lower portion of the upper roller shaft support base 311 is hinged to the upper portion of the aforementioned traveling mechanism support right wall plate 22, the first upper roller i 312 is located in the aforementioned upper roller shaft support base cavity 3111 and is rotatably disposed in the center portion of the first upper roller shaft i 3121 by bearings, and the left and right ends of the first upper roller shaft i 3121 are supported on the left and right side walls of the upper roller shaft support base 311 respectively and are locked by a first upper roller shaft lock nut i 31211, a second upper roller ii 313 is provided in the upper roller shaft bearing housing 3111 at a position corresponding to the rear side of the first upper roller i 312 and is also rotatably provided in the middle of a second upper roller shaft ii 3131 through a bearing, and left and right ends of the second upper roller shaft ii 3131 are supported on left and right side walls of the upper roller shaft bearing housing 311 and are locked by a second upper roller shaft locking nut ii 31311, respectively, a pinion 314 is fixed to a pinion shaft 3141 in the upper roller shaft bearing housing 3111, a left end of the pinion shaft 3141 is rotatably supported on a pinion shaft left bearing 31411 provided between the left side wall of the upper roller shaft bearing housing 311 and a pinion shaft bearing coupling plate 317, a right end is rotatably supported on a pinion shaft right bearing 31412 provided on the right side wall of the upper roller shaft bearing housing 311 and extends to the right side of the pinion shaft right bearing 31412, a first driven gear i 315 disposed in the upper roller shaft support housing 3111 and fixed to the right side surface of the first upper roller i 312 by a first driven gear fixing screw i 3151, the first driven gear i 315 being engaged with the driving gear 314 at a position corresponding to the front of the driving gear 314, a second driven gear ii 316 disposed in the upper roller shaft support housing 3111 and fixed to the right side surface of the second upper roller ii 313 by a second driven gear fixing screw ii 3161, the second driven gear ii 316 being engaged with the driving gear 314 at a position corresponding to the rear of the driving gear 314, a driving gear shaft support link 317 corresponding to the left side of the upper roller shaft support housing 311 and having a link plate arc groove 3171 formed at the upper portion of the driving gear shaft support link 317, a link plate positioning screw 31711 disposed at a position corresponding to the link plate arc groove 3171, the connecting plate positioning screw 31711 is fixed to a connecting plate positioning screw hole 3112 formed in the left side wall of the upper roller shaft support base 311, and the center of the left lower portion of the driving gear shaft support connecting plate 317 is hinged to or unhinged from the upper portion of the left wall plate 21 of the traveling mechanism bracket; the driven wheel 42 is fixed to the right end of the driving gear shaft 3141; the lower roller device 32 corresponds to a lower portion between the first upper roller i 312 and the second upper roller ii 313.

As can be seen from the drive gear shaft left bearing hole 3114 shown in the left side wall of the upper roller shaft support 311 in fig. 1, the drive gear shaft left bearing 31411 is provided in a bearing hole into which both the connecting plate bearing hole 3173 formed in the drive gear shaft support connecting plate 317 and the drive gear shaft left bearing hole 3114 are fitted. It can also be said that one-half of the drive gear shaft left bearing 31411 in the thickness direction is located in the drive gear shaft left bearing hole 3114, and the other half is located in the connecting plate bearing hole 3173.

When the driving belt 43 drives the driven pulley 42 to move, the driven pulley 42 drives the driving gear shaft 3141, the driving gear shaft 3141 drives the driving gear 314, and the driving gear 314 simultaneously drives the first driven gear i 315 and the second driven gear ii 316 engaged therewith, so that the first driven gear i 315 drives the first upper roller i 312 and the second driven gear ii 316 drives the second upper roller ii 313, thereby enabling the first upper roller i 312 and the second upper roller ii 313 rotating in one direction (in the same direction) to travel (roll) on the steel strand 10.

Preferably, a first upper roller rubber layer i 3122 for increasing friction force may be coupled to the first upper roller i 312 and a second upper roller rubber layer ii 3132 for increasing friction force may be coupled to the second upper roller ii 313.

Continuing with fig. 1, an upper roller shaft bearing hinge sleeve 3113 is fixed at a center position of a lower portion of a right side of said upper roller shaft bearing 311, and a pair of frame right wall plate hinge sleeves 222 is fixed at an upper portion of a right side of said traveling mechanism frame right wall plate 22, said upper roller shaft bearing hinge sleeve 3113 corresponding between a pair of frame right wall plate hinge sleeves 222 and hinge-connecting upper roller shaft bearing hinge sleeve 3113 with a pair of frame right wall plate hinge sleeves 222 through a frame right wall plate hinge sleeve pin shaft 2221; a link plate bushing 3172 is fixed to a central position of a left lower portion of the driving gear shaft support link plate 317, a pair of bracket left wall plate hinge shaft bushings 212 is fixed to a left upper portion of the traveling mechanism bracket left wall plate 21, and the link plate bushing 3172 is hinged to or released from the pair of bracket left wall plate hinge bushings 212 by a pin 2121 in correspondence with a space between the pair of bracket left wall plate hinge shaft bushings 212.

When the steel strand 10 shown in fig. 2 is to be introduced between the lower side of the first upper roller i 312 and the second upper roller ii 313 and the lower roller device 32 described below, the power construction operator on the tower pulls out the pin 2121 to release the hinge of the connecting plate axle sleeve 3172 at the lower part of the driving gear axle supporting connecting plate 317 and the pair of bracket left wall plate hinge axle sleeves 212, and then turns the upper roller axle supporting seat 311 upward by an angle using the bracket right wall plate hinge axle sleeve pin 2221 as the rotation supporting point and the upper roller axle supporting seat 3113, so that the steel strand 10 enters between the lower part of the first upper roller i 312 and the second upper roller ii 313 and the lower roller 322 (mentioned below) of the lower roller device 32, the latch 2121 is then returned to restore the link plate sleeve 3172 to its hinged engagement with the pair of bracket left wall hinge sleeves 212 previously described.

Continuing to refer to fig. 1, the lower roller device 32 includes a lower roller seat 321 and a lower roller 322 mentioned above, the lower roller seat 321 is disposed in the U-shaped cavity 24 of the traveling mechanism bracket in a position corresponding to the position between the left sliding chute 211 of the lower roller shaft and the right sliding chute 221 of the lower roller shaft, and the front side, the rear side and the upper portion of the lower roller seat 321 respectively form an unclosed opening, a lower roller seat guide rod 3211 is fixed at the central position of the bottom of the lower roller seat 321 in a longitudinal cantilever state, the lower end of the lower roller seat guide rod 3211 sequentially penetrates through a guide rod sliding hole pre-disposed on the bottom plate 23 of the traveling mechanism bracket and a guide rod sliding hole pre-disposed on the top plate of the electric cabinet 1 and extends into the cavity 11 of the electric cabinet, and is in sliding fit with the bottom plate 23 of the traveling mechanism bracket and the top plate of the electric cabinet, a spring 3212 is sleeved on the lower roller seat guide rod 3211, the upper end of the spring 3212 is supported on the downward side of the bottom of the lower roller seat 321, while the lower end is supported on the chassis base 23, the lower roller 322 is located in the lower roller seat cavity 3213 of the lower roller seat 321 and is rotatably disposed in the middle of the lower roller shaft 3221 through a bearing, the lower roller 322 further corresponds to the lower side between the first upper roller i 312 and the second upper roller ii 313, the left end of the lower roller shaft 3221 passes through the lower roller seat left wall of the lower roller seat 321 and the left side of the lower roller shaft left slide groove 211 and is defined by a lower roller shaft left shaft head limiting nut, and the right end of the lower roller shaft 3221 passes through the lower roller seat right wall of the lower roller seat 321 and the right side of the lower roller shaft right slide groove 221 and is defined by a lower roller shaft right shaft head limiting nut 11. Preferably, a lower roller rubber layer 3222 for increasing friction may be coupled to the lower roller 322.

In the use state, the steel strand 10 is positioned between the first upper roller I312 and the second upper roller II 313 and the lower roller 322, and the lower roller 322 can be well matched with the first upper roller I312 and the second upper roller II 313 due to the action of the spring 3212, and can run on the steel strand 10.

Continuing to refer to fig. 1, the belt tension adjusting device 44 includes an adjusting screw seat 441, an adjusting screw 442, a tension wheel carrier 443, and a tension wheel 444, the adjusting screw seat 441 is fixed to the top plate of the electric cabinet 1 by a screw seat screw 4411 shown in the figure at a position corresponding to the front of the belt clearance opening 12, the front end and the middle portion of the adjusting screw 442 are inserted and supported on the adjusting screw seat 441 and locked or unlocked by a pair of screw nuts 4421 disposed at the front end of the adjusting screw 442 with the front side wall of the adjusting screw seat 441 being interposed therebetween, the front end of the tension wheel carrier 443 is fixedly connected to the rear end of the adjusting screw 442, the tension wheel 444 is rotatably disposed at the middle portion of the tension wheel carrier 4441 by a bearing at a position corresponding to the rear end of the tension wheel carrier 443, the left end and the right end of the tension wheel shaft 4441 are positioned on the left wall body and the right wall body of the tension wheel carrier 443 of the tension wheel carrier; the middle portion of the belt 43 contacts the front side of the tension roller 444.

When the tensioning wheel 444 is adjusted forwards or backwards to change the tensioning degree of the belt 43, for example, to increase the tensioning degree of the belt 43, it is preferred to rotate a rear screw nut of the pair of screw nuts 4421 to push the tensioning wheel carrier 443 and the tensioning wheel 44 forwards by a desired degree, and at this time, the adjusting screw 442 is also displaced forwards accordingly, and after the positions of the tensioning wheel carrier 443 and the tensioning wheel 444 are adjusted, the rear screw nut of the pair of screw nuts 4421 is screwed, that is, locking is performed. The adjustment work is previously adjusted as a maintenance adjustment work on the ground in a non-use state.

Because under the use condition, the utility model is matched to be used in a left-right state, therefore, when the screen blocking rod position signal acquisition mechanism 7 is corresponding to the left side surface of the screen blocking rod connecting frame 6, the screen blocking rod position signal acquisition mechanism 7 is fixed with the left wall body of the electric cabinet 1, and when the screen blocking rod position signal acquisition mechanism 7 is corresponding to the right side surface of the screen blocking rod connecting frame 6, the screen blocking rod position signal acquisition mechanism 7 is fixed with the right wall body of the electric cabinet 1; the front cavity opening of the electric control box cavity 11 of the electric control box 1 is not closed.

Fig. 1 and 2 also show a pair of connecting rope connecting holes 61 (labeled in fig. 2) opened at the upper portion of the net rod connecting frame 6 and corresponding to each other in the front-rear direction, and a net rod connecting hole 62 opened at the lower portion. When the connection rod is connected, the aforementioned connection rope connection hole 61 may be referred to as a connection rod hole.

In the following, the applicant will describe the screen bar position signal collecting mechanism 7 provided on the right wall body of the electric cabinet 1. The net blocking rod position signal collecting mechanism 7 comprises a bearing setting plate 71, a rotary encoder shaft clamping block 72, a slide rail 73, a rotary encoder fixing seat 74, a rotary encoder 75 and a pair of net blocking rod feet 76, wherein the upper end of the bearing setting plate 71 is fixed with the right wall body of the electric control box 1 through a bearing seat setting plate screw 711, the tail end of the bearing setting plate is extended to the lower part of the electric control box 1, the rotary encoder fixing seat 74 is fixed with the bottom of the electric control box 1 through a rotary encoder fixing seat screw 741, the rotary encoder 75 is electrically connected with the electric controller 111 through a rotary encoder fixing screw 752 and is fixed with the rotary encoder fixing seat 74, the middle part of a rotary encoder shaft 751 of the rotary encoder 75 is rotatably supported at the lower end of the bearing setting plate 71 through a rotary encoder shaft supporting bearing 7511 arranged on the bearing setting plate 71, the right end of the rotary encoder shaft 751 is extended to the right side of the rotary encoder shaft supporting bearing 7511, the upper portion of the rotary encoder shaft clamp block 72 has a pair of clamp feet 721, a rotary encoder shaft fitting hole 7211 is formed between the pair of clamp feet 721, the rotary encoder shaft fitting hole 7211 is fitted to the right end of the rotary encoder shaft 751 and clamped by the pair of clamp feet 721, the lower portion of the rotary encoder shaft clamp block 72 is fixed to the upward side of the slide rail 73 by the rotary encoder shaft clamp block fixing screw 722, a slide rail groove 731 passing through from the front end to the rear end of the slide rail 73 is formed on the slide rail 73, the upper ends of the pair of net blocking rod feet 76 are connected to nut blocks 7311 movably disposed in the slide rail groove 731 by slide rail connecting screws 761, the lower ends of the pair of net blocking rod feet 76 extend downward in a cantilever state and the space between the pair of net blocking rod feet 76 is formed as a net blocking rod insertion cavity 762. Also shown in fig. 1 is a clamping foot screw 723, and a pair of clamping feet 721 are clamped or unclamped by the clamping foot screw 723.

Please refer to fig. 2 in combination with fig. 1, in an actual usage state, the aforementioned net blocking rod probing cavity 762 corresponds to the net blocking rod 9 shown in fig. 2, a connecting rope 611 (a connecting rod or a connecting steel wire or other similar connecting member may also be used) is connected between the connecting rope connecting holes 61 of the net blocking rod connecting frames 6 of the structural system of the overhead power transmission line net supporting moving device of the present invention, which are adjacent in front and back, and one of the aforementioned net blocking rods 9 is connected between the net blocking rod connecting holes 62 of the net blocking rod connecting frames 6 of the structural system of the overhead power transmission line net supporting moving device of the present invention, which correspond to each other in left and right; the blocking net 8 is sleeved on the blocking net rod 9 through a blocking net rope ring or a blocking net rope ring at a position corresponding to the blocking net rod 9, and the railway, the road, the overhead, the residential area, important special facilities or other corresponding facilities mentioned above are arranged below the blocking net 8. Therefore, in the process of stringing, namely paying off, once the lead and the ground wire fall, the ground wire is shielded by the shielding net 8 and ground facilities are not endangered.

According to the applicant, under the state that the power mechanism 5 drives the transition transmission mechanism 4, and then the transition transmission mechanism 4 drives the running mechanism 3 to enter into work, so that the first upper roller i 312, the second upper roller ii 313 and the lower roller 322 cooperate to enable the running mechanism 3 to run (move) on the steel strand 10, and in the running process, two overhead transmission line net supporting moving devices should be ensured to run on the steel strand in parallel, that is, the situation that the two devices run fast or slow is not allowed to occur. When a difference in traveling speed between the two is too fast or too slow, the mesh blocking rod 9 acts on the mesh blocking rod position signal acquisition mechanism 7, the mesh blocking rod position signal acquisition mechanism 7 feeds back a signal to the electric controller 111, and the electric controller 111 gives a command to the motor 51 of the structural system of the power mechanism 5 to adjust the operating speed of the motor 51. Now with by two about shown in fig. 2 the utility model discloses overhead transmission line holds in palm one on the right among the net mobile device as an example, if the right-hand member of net blocking rod 9 is in the front, and the left end is at the back, then whole net blocking rod 9 has just appeared and has inclined, the right-hand member of net blocking rod 9 can be acted on in net blocking rod probing cavity 762 and is driven a net blocking rod foot that is arranged in the place ahead in a pair of net blocking rod feet 76 promptly, it drives rotary encoder axle clamp splice 72 through slide rail 73 to pass through by this net blocking rod foot that is arranged in the place ahead, it rotates an angle to drive rotary encoder axle 751 clockwise by rotary encoder axle clamp splice 72, thereby make rotary encoder 75 give the signal feedback of gathering to electric controller 111, give the instruction to motor 51 by electric controller 111, make motor 51's rotational speed slow down, make net blocking rod 9 no longer produce the slope, in order to ensure its whole to keep off net 8 draws and expand the effect. On the contrary, taking the right one as an example, if the right end of the blocking wire rod 9 is behind and the left end is in front, the whole blocking wire rod 9 will incline in the opposite direction to the above situation. The right-hand member of fender net pole 9 can be acted on in keeping off the net pole and sneaking into the chamber 762 and be driven a fender net pole foot that is arranged in the rear in a pair of fender net pole feet 76 promptly, it drives rotary encoder axle clamp splice 72 to pass through slide rail 73 by this fender net pole foot that is arranged in the rear, it rotates an angle to the anticlockwise direction to drive rotary encoder axle 751 by rotary encoder axle clamp splice 72, thereby make rotary encoder 75 feed back the signal of gathering to electric controller 111, give out the instruction to motor 51 by electric controller 111, make the rotational speed of motor 51 accelerate, make fender net pole 9 no longer produce the slope, in order to ensure that it draws the expansion effect to the whole of keeping off net 8. The left side of the state shown in fig. 2 is the same as the correction of the overhead transmission line supporting and net moving device when the blocking net rod 9 inclines, which is not described again.

In fig. 2, although only two pairs of the present invention device and two net blocking rods 9 are shown, it is obvious that the number is not limited, and it is specifically increased or decreased according to the reasonable condition of the ground facility, for example, when the distance between two adjacent net blocking rods 9 is 15 meters, and the width of the lower overhead, road and the like is 30 meters, then three pairs (one pair at the head and the tail, and one at the middle) of the present invention device are needed to act on three net blocking rods 9 (one at the head and the tail, and one at the middle); if the residential area of the ground facility is 150 meters, then it needs eleven pairs of the device of the present invention and eleven mesh bars 9.

To sum up, the technical solution provided by the present invention remedies the defects in the prior art, successfully completes the invention task, and faithfully embodies the technical effects mentioned in the above technical effect column by the applicant.

Claims (10)

1. A network supporting mobile device for overhead power transmission lines is characterized by comprising an electric cabinet (1), wherein the top of the electric cabinet (1) is provided with a driving belt clearance port (12) for communicating an electric cabinet cavity (11) of the electric cabinet (1) with the outside, and an electric controller (111) which is provided with a storage battery and is supported by the storage battery to work is arranged in the electric cabinet cavity (11); the travelling mechanism support (2) is fixed with one side, facing upwards, of the electric cabinet top plate of the electric cabinet (1) in a longitudinal state at a position corresponding to the left side of the transmission belt clearance opening (12); the electric control box comprises a walking mechanism (3), a transition transmission mechanism (4) and a power mechanism (5), wherein the power mechanism (5) is arranged in an electric control box cavity (11) and is electrically controlled and connected with an electric controller (111), the walking mechanism (3) is arranged on a walking mechanism support (2), and the transition transmission mechanism (4) is in transmission connection with the power mechanism (5) and the walking mechanism (3) at a position corresponding to a transmission belt clearance opening (12); the net blocking rod connecting frame (6) is fixed with the bottom of the electric cabinet (1) in a longitudinal cantilever state; and the net blocking rod position signal acquisition mechanism (7) is fixed with the electric cabinet (1) at a position corresponding to the left side surface or the right side surface of the net blocking rod connecting frame (6) and is electrically connected with the electric controller (111).

2. The overhead transmission line hauling device according to claim 1, wherein the running gear bracket (2) includes a running gear bracket left wall plate (21), a running gear bracket right wall plate (22) and a running gear bracket bottom plate (23), the running gear bracket bottom plate (23) is formed between the bottoms of the running gear bracket left wall plate (21) and the running gear bracket right wall plate (22), the running gear bracket bottom plate (23) is fixed to the upward side of the electric cabinet top plate of the electric cabinet (1) at a position corresponding to the left side of the belt clearance opening (12), and a space between the running gear bracket left wall plate (21) and the running gear bracket right wall plate (22) is formed into a running gear bracket U-shaped cavity (24) which is not closed at the front and back and upper parts; the traveling mechanism (3) comprises an upper roller device (31) and a lower roller device (32), the upper roller device (31) is arranged on the upper portion between the traveling mechanism support left wall plate (21) and the traveling mechanism support right wall plate (22), the lower roller device (32) is arranged in the traveling mechanism support U-shaped cavity (24) in a vertically-displaced mode at a position corresponding to the lower portion of the upper roller device (31), and the transition transmission mechanism (4) is in transmission connection with the upper roller device (31).

3. The overhead transmission line net supporting moving device according to claim 2, characterized in that the power mechanism (5) comprises a motor (51), a reduction gearbox (52) and a reduction gearbox fixing support (53), the reduction gearbox fixing support (53) is positioned in the electric control box cavity (11) of the electric control box (1) and fixed with one side of the electric control box top plate facing the electric control box cavity (11), the motor (51) is in transmission fit with the reduction gearbox (52) and fixed with the reduction gearbox (52) and the motor (51) and the reduction gearbox fixing support (53), a final reduction gearbox power output shaft (521) of the reduction gearbox (52) extends to the right side of the reduction gearbox fixing support (53), the motor (51) is a servo motor with forward and reverse rotation functions and is electrically connected with the electric controller (111); the transition transmission mechanism (4) is in transmission connection with the final power output shaft (521) of the reduction gearbox at a position corresponding to the transmission belt position-giving opening (12).

4. The overhead transmission line network supporting moving device according to claim 3, wherein the transition transmission mechanism (4) comprises a driving wheel (41), a driven wheel (42), a transmission belt (43) and a transmission belt tension adjusting device (44), the driving wheel (41) is fixed with the final power output shaft (521) of the reduction gearbox in the electric control box cavity (11), the driving wheel (41) corresponds to the lower part of the transmission belt yielding position opening (12), the driven wheel (42) is in transmission connection with the upper roller device (31), the lower end of the transmission belt (43) is sleeved on the driving wheel (41), the upper end of the transmission belt (43) passes through the transmission belt yielding position opening (12) from bottom to top and is sleeved on the driven wheel (42), the middle part of the transmission belt (43) is in contact with the transmission belt tension adjusting device (44), and the transmission belt tension adjusting device (44) is arranged at a position corresponding to the transmission belt yielding position opening (12) and is arranged on the electric control box top plate of the electric control box (1) facing upwards One side; a lower roller shaft left guide chute (211) is formed in the traveling mechanism bracket left wall plate (21) and located in the middle of the traveling mechanism bracket left wall plate (21) in the height direction in a longitudinal state, and a lower roller shaft right guide chute (221) is also formed in the traveling mechanism bracket right wall plate (22) in a longitudinal state at a position corresponding to the lower roller shaft left guide chute (211); the lower roller device (32) is in sliding fit with the lower roller shaft left guide chute (211) and the lower roller shaft right guide chute (221) in the U-shaped cavity (24) of the walking mechanism bracket.

5. The overhead power transmission line trawl moving device according to claim 4, wherein the upper roller device (31) comprises an upper roller shaft support base (311), a first upper roller I (312), a second upper roller II (313), a driving gear (314), a first driven gear I (315), a second driven gear II (316), and a driving gear shaft support link (317), the upper roller shaft support base (311) is formed with an upper roller shaft support base cavity (3111), front and rear sides and a lower portion of the upper roller shaft support base cavity (3111) are not closed, a central position of a right lower portion of the upper roller shaft support base (311) is hinged to an upper portion of the traveling mechanism support right wall plate (22), the first upper roller I (312) is located in the upper roller shaft support base cavity (3111) and is rotatably provided at a central portion of the first upper roller shaft I (3121) by a bearing, and left and right ends of the first upper roller shaft I (3121) are supported on left and right sidewalls of the upper roller shaft support (311) respectively and locked by a first upper roller shaft locking nut I (31211) respectively, a second upper roller II (313) is provided in the upper roller shaft support housing (3111) at a position corresponding to a rear side of the first upper roller I (312) and is also rotatably provided at a middle portion of the second upper roller shaft II (3131) by a bearing, and left and right ends of the second upper roller shaft II (3131) are supported on left and right sidewalls of the upper roller shaft support (311) respectively and are locked by a second upper roller shaft locking nut II (31311) respectively, a driving gear (314) is fixed to a driving gear shaft (3141) in the upper roller shaft support housing (3111), and a left end of the driving gear shaft (3141) is rotatably supported between a left sidewall and a coupling plate (311317) provided at the upper roller shaft support housing (311) and a coupling plate (31111) of the driving gear shaft A driving gear shaft left bearing (31411) of which the right end is rotatably supported on a driving gear shaft right bearing (31412) provided at the right side wall of an upper roller shaft holder (311) and extended to the right side of the driving gear shaft right bearing (31412), a first driven gear i (315) is provided in the upper roller shaft holder cavity (3111) and fixed to the right side surface of the first upper roller i (312) by a first driven gear fixing screw i (3151), the first driven gear i (315) is engaged with the driving gear (314) at a position corresponding to the front of the driving gear (314), a second driven gear ii (316) is provided in the upper roller shaft holder cavity (3111) and fixed to the right side surface of the second upper roller ii (313) by a second driven gear fixing screw ii (3161), the second driven gear ii (316) is engaged with the driving gear (314) at a position corresponding to the rear of the driving gear (314), the driving gear shaft supporting connecting plate (317) corresponds to the left side of the upper roller shaft supporting seat (311), a connecting plate arc-shaped groove (3171) is formed in the upper portion of the driving gear shaft supporting connecting plate (317), a connecting plate positioning screw (31711) is arranged at a position corresponding to the connecting plate arc-shaped groove (3171), the connecting plate positioning screw (31711) is fixed with a connecting plate positioning screw hole (3112) formed in the left side wall of the upper roller shaft supporting seat (311), and the middle position of the lower portion of the left side of the driving gear shaft supporting connecting plate (317) is hinged or hinged in a releasing mode with the upper portion of the traveling mechanism support left wall plate (21); the driven wheel (42) is fixed with the right end of the driving gear shaft (3141); the lower roller device (32) corresponds to the lower part between the first upper roller I (312) and the second upper roller II (313).

6. The overhead power transmission line carrying net moving device according to claim 5, wherein an upper roller shaft bearing hinge socket (3113) is fixed at a central position of a lower right side portion of the upper roller shaft bearing (311), and a pair of frame right wall plate hinge sockets (222) is fixed at an upper right side portion of the traveling mechanism frame right wall plate (22), the upper roller shaft bearing hinge socket (3113) corresponds to between the pair of frame right wall plate hinge sockets (222) and hinges the upper roller shaft bearing hinge socket (3113) with the pair of frame right wall plate hinge sockets (222) through a frame right wall plate hinge socket pin (2221); a connecting plate shaft sleeve (3172) is fixed at the central position of the lower part of the left side of the driving gear shaft supporting connecting plate (317), a pair of bracket left wall plate hinge shaft sleeves (212) is fixed at the upper part of the left side of the traveling mechanism bracket left wall plate (21), the connecting plate shaft sleeve (3172) corresponds to the space between the pair of bracket left wall plate hinge shaft sleeves (212), and the connecting plate shaft sleeve (3172) is hinged or unhinged with the pair of bracket left wall plate hinge shaft sleeves (212) through a bolt (2121).

7. The overhead power transmission line trawl moving device according to claim 5, wherein the lower roller device (32) comprises a lower roller base (321) and a lower roller (322), the lower roller base (321) is vertically movably disposed in the traveling mechanism bracket U-shaped cavity (24) at a position corresponding to between the lower roller shaft left guide chute (211) and the lower roller shaft right guide chute (221) and the front and rear sides and upper portion of the lower roller base (321) are respectively formed with an opening, a lower roller base guide rod (3211) is fixed at a central position of the bottom of the lower roller base (321) in a longitudinal cantilever state, the lower end of the lower roller base guide rod (3211) sequentially penetrates through the traveling mechanism bracket bottom plate (23) and the electric cabinet top plate of the electric cabinet (1) to be inserted into the electric cabinet cavity (11) and is slidably engaged with the traveling mechanism bracket bottom plate (23) and the electric cabinet top plate, a spring (3212) is sleeved on the lower roller seat guide rod (3211), the upper end of the spring (3212) is supported at the downward side of the bottom of the lower roller seat (321), the lower end is supported on a bottom plate (23) of a bracket of the walking mechanism, the lower roller (322) is positioned in a lower roller seat cavity (3213) of the lower roller seat (321) and is rotationally arranged in the middle of a lower roller shaft (3221) through a bearing, the lower roller (322) also corresponds to the lower part between the first upper roller I (312) and the second upper roller II (313), the left end of the lower roller shaft (3221) passes through the left wall body of the lower roller seat (321) and the left side of the lower roller shaft left slide groove (211) and is limited by a lower roller shaft left shaft head limiting nut, and the right end of the lower roller shaft (3221) passes through the right wall body of the lower roller seat (321) and the right side of the lower roller shaft right slide groove (221) and is limited by a lower roller shaft right shaft head limiting nut (32211).

8. The overhead transmission line trawl moving apparatus according to claim 4, wherein the belt tension adjusting device (44) comprises an adjusting screw seat (441), an adjusting screw (442), a tension wheel carrier (443), and a tension wheel (444), the adjusting screw seat (441) is fixed to a top plate of the electric cabinet (1) at a position corresponding to a front of the belt passing opening (12), a front end and a middle portion of the adjusting screw (442) are penetratingly supported on the adjusting screw seat (441) and locked or unlocked by a pair of screw nuts (4421) provided at a front end of the adjusting screw (442) in a state of being spaced apart from a front side wall of the adjusting screw seat (441), a front end of the tension wheel carrier (443) is fixedly connected to a rear end of the adjusting screw (442), the tension wheel (444) is rotatably provided at a middle portion of the tension wheel carrier (4441) through a bearing at a position corresponding to the rear end of the tension wheel carrier (443), the left end and the right end of the tension wheel shaft (4441) are positioned on the left wall body and the right wall body of the tension wheel frame (443) of the tension wheel frame; the middle part of the transmission belt (43) is contacted with the front side of the tension wheel (444).

9. The overhead transmission line network supporting mobile device according to claim 1, wherein when the network blocking rod position signal acquisition mechanism (7) is at the left side corresponding to the network blocking rod connecting frame (6), the network blocking rod position signal acquisition mechanism (7) is fixed with the left wall body of the electric cabinet (1), and when the network blocking rod position signal acquisition mechanism (7) is at the right side corresponding to the network blocking rod connecting frame (6), the network blocking rod position signal acquisition mechanism (7) is fixed with the right wall body of the electric cabinet (1); the front cavity opening of the electric control box cavity (11) of the electric control box (1) is not closed.

10. The overhead power transmission line grid-supporting moving device according to claim 9, wherein the grid-blocking rod position signal collecting mechanism (7) comprises a bearing setting plate (71), a rotary encoder shaft clamping block (72), a slide rail (73), a rotary encoder fixing seat (74), a rotary encoder (75) and a pair of grid-blocking rod pins (76), the upper end of the bearing setting plate (71) is fixed to the right wall body of the electric cabinet (1), the tail end of the bearing setting plate extends to the lower part of the electric cabinet (1), the rotary encoder fixing seat (74) is fixed to the bottom of the electric cabinet (1), the rotary encoder (75) is electrically connected to the electric controller (111) and is fixed to the rotary encoder fixing seat (74), the middle part of a rotary encoder shaft (751) of the rotary encoder (75) is rotatably supported at the lower end of the bearing setting plate (71) by a rotary encoder shaft supporting bearing (7511) provided on the bearing setting plate (71), the right end of the rotary encoder shaft 751 extends to the right side of the rotary encoder shaft support bearing 7511, the upper part of the rotary encoder shaft clamp block 72 has a pair of clamp feet 721, a rotary encoder shaft fitting hole 7211 is formed between the pair of clamp feet 721, the rotary encoder shaft fitting hole 7211 is fitted with the right end of the rotary encoder shaft 751 and is clamped by the pair of clamp feet 721, the lower part of the rotary encoder shaft clamp block 72 is fixed with the upward side of the slide rail 73 by the rotary encoder shaft clamp block fixing screw 722, a slide rail groove 731 penetrating from the front end to the rear end of the slide rail 73 is formed on the slide rail 73, the upper ends of the pair of web blocking lever feet 76 are connected with a nut block 7311 movably disposed in the slide rail groove 731 by slide rail connecting screws 761, and the lower ends of the pair of web blocking lever feet 76 extend downward in a cantilever state and the space between the pair of web blocking lever feet 76 is formed in a cantilever state Is configured as a screen rod access cavity (762).

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