CN111404085A - Steering device and anti-falling method for tension paying-off construction - Google Patents
Steering device and anti-falling method for tension paying-off construction Download PDFInfo
- Publication number
- CN111404085A CN111404085A CN202010215491.7A CN202010215491A CN111404085A CN 111404085 A CN111404085 A CN 111404085A CN 202010215491 A CN202010215491 A CN 202010215491A CN 111404085 A CN111404085 A CN 111404085A
- Authority
- CN
- China
- Prior art keywords
- sliding
- fixed
- frame
- plate
- bearing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Abstract
The invention relates to a steering device for tension pay-off construction, which comprises a truss and a sliding frame positioned in the truss, wherein the truss comprises four inclined support legs and four fixed plates fixed at the upper ends of the inclined support legs, the other ends of the four fixed plates are mutually fixed, the middle part of the sliding frame is rotatably connected with a pulley, the upper end of the sliding frame is provided with an adjusting mechanism for adjusting the angle of the sliding frame, a falling prevention mechanism is arranged below the sliding frame and comprises a bearing component for bearing the sliding frame and a fixed component for fixing the sliding frame to the bearing component, and the bearing component comprises four sliding plates connected with the four different inclined support legs in a sliding manner along the length direction of the inclined support legs and a bearing plate connected with the four sliding plates in a sliding manner simultaneously. The invention has the effects of improving the safety factor, protecting the cable from being broken easily and automatically giving an early warning when the cable is damaged.
Description
Technical Field
The invention relates to the technical field of tension pay-off construction, in particular to a steering device and a falling prevention method for tension pay-off construction.
Background
In the southwest region, large hydropower stations are mostly sputtered in deep mountains and canyons, and accordingly, bookstore lines built in high mountains and high mountains are more and more. The construction method is that during the whole process of stringing, the stretched conducting wire is kept at certain tension to be separated from the ground and be in an overhead state during the tension stringing. As the most important process in the traditional construction method for overhead transmission line construction, tension paying-off construction is often limited by conditions such as terrain height, paying-off section length, lead tackle-passing times and the like, and it is very difficult to select a tension field along the line direction: either the payoff section is too short or a suitable site cannot be selected. Therefore, tension field steering is required, and the principle of tension field steering is to arrange a ground steering device along a line, determine a tension field by steering to the side of a transverse line at a certain angle, and spread and release a lead.
Chinese patent document No. CN110620353A discloses a steering device for tension stringing construction, which includes a truss, a trolley frame is arranged in the truss, a trolley is arranged in the trolley frame, a first end of the trolley frame is connected to the truss through a first rope, and a position of a connection point of a second rope on the truss is adjustable.
The above prior art solutions have the following drawbacks: although through the position of adjusting second rope and truss tie point, adjust the course angle of coaster on the basis of adjusting coaster pitch angle, thereby make the angle between spout and the cable reduce to the safe range rapidly, avoid the leash, the damage of coaster, eliminate the potential safety hazard, but first rope and second rope are in the high altitude, the wind blows the sun, and first rope and second rope are the main load thing of coaster, consequently long-term first rope and second rope probably break off in the past, the coaster falls down and takes place to injure passerby easily by a crashing object, drive the cable and slide down simultaneously, when the cable glides to a take the altitude, injure passerby by a crashing object easily or the electricity, factor of safety is lower.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a steering device and a falling prevention method for tension paying-off construction, which have the effect of improving the safety coefficient.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a turn to device for tension unwrapping wire construction, includes the truss and is located the carriage frame of truss, and the truss is fixed in the fixed plate of slope stabilizer blade upper end, four by four slope stabilizer blades and four, four the other end of fixed plate all reciprocal anchorage, the middle part of carriage frame is rotated and is connected with the coaster, the upper end of carriage frame is provided with the adjustment mechanism who is used for adjusting the carriage frame angle, the carriage frame below is provided with prevents falling the mechanism, prevent falling the mechanism and include the subassembly of accepting and being fixed in the fixed subassembly of accepting the subassembly with the carriage frame for accepting the carriage frame, it includes that four slide along slope stabilizer blade length direction slides and connects in the slide of four different slope stabilizer blades and slide the bearing plate of being connected simultaneously with four slide plates to accept the.
By adopting the technical scheme, the four inclined supporting legs of the truss enable the cross section area of the truss from top to bottom to be gradually increased, the included angle between the sliding frame and the horizontal plane is adjusted through the adjusting mechanism, thereby adjusting the steering of the cable, the adjusting mechanism is possibly damaged due to long-term expense, the sliding frame falls on the bearing plate, the bearing plate and the sliding plate are driven to slide downwards, the sliding plate and the inclined support leg slide to perform friction deceleration, meanwhile, the bearing plate and the sliding plate slide relatively to each other until the sliding plate and the bearing plate slide maximally, the falling gravity of the sliding carriage is equal to the fixing force among the sliding plate, the bearing plate and the truss, the sliding carriage, the sliding plate and the bearing plate are all in stable positions, the cable descends to a certain height, but still be in safe high scope, be difficult for taking place the falling injury people accident of cable or sliding carriage, strengthen the security.
The present invention in a preferred example may be further configured to: the adjusting mechanism comprises a sliding component fixed on the inner side of the inclined support leg, a fixed winch fixed at one end of the fixed sliding frame, a mobile winch fixed on the field section of the sliding frame, a first rope used for connecting the fixed winch and the truss, a second rope used for connecting the mobile winch and the sliding component, an image collector used for collecting the state of the sliding frame and a processor used for processing collected images, wherein the lengths of the first rope and the second rope can be adjusted; the processor is electrically connected with the image collector, the fixed winch and the motor, and is used for receiving the calibrated image information and the real-time image information, obtaining an included angle between a water smooth frame in the calibrated image information and a sliding frame in the real-time image information, comparing the absolute value of the included angle with the absolute value of a threshold value and the absolute value of a tolerance, sending a control signal to the fixed winch according to the comparison result to control the fixed winch to receive and release a first rope, and/or sending a control signal to the motor to control the cylinder to stretch and retract to drive the sliding assembly to move, wherein the sliding assembly comprises two fixed blocks fixed on the inner side wall of the upper end of the inclined support leg in the length direction of the inclined support leg, a fourth sliding chute arranged on one side, close to each other, a rolling shaft synchronously connected with the two fourth sliding chutes in a sliding manner, and two bolts fixed on the middle positions, And the two fixing blocks are symmetrical along the central axis of the inclined support leg, and one end of the second rope is fixed in the middle of the rolling shaft.
Through adopting above-mentioned technical scheme, first rope plays the effect of holding to the coaster frame through fixed hoist engine, the second rope plays the effect of holding to the coaster frame through the mobile winch, image acquisition ware gathers real-time information and sends and carry out the information contrast to the treater, the back is compared to the treater, to first rope, the second rope, fixed hoist engine and roller bearing are adjusted, the roller bearing reciprocates along two fourth spouts, drive the angle of second rope regulation coaster frame and horizontal plane, after angular adjustment finishes, precession fixation nut, it is fixed with the roller bearing, thereby the angle of fixed coaster frame and horizontal plane.
The present invention in a preferred example may be further configured to: the two sides of the sliding plate are provided with through grooves along the length direction of the sliding plate, the through grooves are connected with damping rollers in a sliding mode, the wheel centers of the damping rollers are connected with first connecting rods in a rotating mode in the vertical direction, the other ends of the first connecting rods are fixed with second connecting rods perpendicular to the first connecting rods, and the second connecting rods are fixed at the bottom of the bearing plate.
By adopting the technical scheme, when the first rope and the second rope which play a role in pulling the pulley frame are broken due to long-term wind and sunshine, the pulley frame drops on the bearing plate to drive the bearing plate to slide downwards, the bearing plate drives the sliding plate to slide downwards, meanwhile, the bearing plate and the sliding plate also slide relatively, the damping rollers roll to perform friction deceleration on the falling bearing plate, the pulley frame and the sliding plate, the cross section of the sliding plate is gradually enlarged from the upper end to the lower end due to the inclined arrangement of the supporting legs, and when the bearing plate and the sliding plate slide relatively to the maximum distance between the bearing plate and the sliding plate, the pulley frame, the bearing plate and the sliding plate cannot move and are in a stable state.
The present invention in a preferred example may be further configured to: the fixed both sides in bottom of slide plate are fixed with the bracing piece, the one end of bracing piece is rotated and is connected with the second pulley, the second pulley slides with the slope stabilizer blade and is connected, and the lateral wall of slope stabilizer blade is fixed with the electricity storage lamp, slope stabilizer blade inside wall level is provided with proximity switch, proximity switch senses the second pulley, and the switch of control electricity storage lamp is opened.
Through adopting above-mentioned technical scheme, the bracing piece supports the slide board and keeps the horizontality, and the second pulley moves down along with moving down of backup pad simultaneously, and when the tension between backup pad and the bearing plate reached the maximum value, the second pulley was close to proximity switch, and proximity switch senses the second pulley, and the control electricity storage lamp throws light on for the warning reminds maintenance personal to slide the frame and take place to drop.
The present invention in a preferred example may be further configured to: fixed subassembly includes four supporting seats that are fixed in the bearing plate top, wears to locate the main drive arm at the middle part on the top of bearing plate, four main drive arms drive driven vice transmission structure and four along the central axis direction that is close to or keeps away from the main drive arm and slide and connect in the fixed arm of supporting seat, the fixed arm receives vice transmission structure to drive the transmission, when the main drive arm moves down, the fixed arm removes to the central axis direction that is close to the main drive arm, the even interval distribution of circumference along the main drive arm respectively is followed to four supporting seats, the distribution direction of vice transmission structure is the same with the distribution direction of supporting seat.
Through adopting above-mentioned technical scheme, the carriage frame drops on the main drive arm at bearing plate top middle part, it slides downwards to drive the main drive arm, the main drive arm drives four vice transmission structures, and then four vice transmission structures drive four fixed arms and move to the carriage frame that is located the bearing plate middle part, fix the carriage frame on the bearing plate, prevent that carriage frame and bearing plate gliding in-process from taking place to remove, lead to the cable to carry out rocking of great degree, lead to the cable fracture, the downward landing, harm near personnel.
The present invention in a preferred example may be further configured to: the upper surface of the supporting plate is vertically provided with a first sliding groove downwards, the main transmission arm is connected to the first sliding groove in a sliding mode, the main transmission arm comprises a bearing block and a first transmission piece, the bearing block and the first transmission piece are sequentially connected to the first sliding groove in a sliding mode from top to bottom, and a second spring is connected between the lower surface of the bearing block and the first transmission piece in a butting mode.
Through adopting above-mentioned technical scheme, the action of gravity through the sliding carriage frame drives first driving piece and slides on the bearing piece, drives four sub-transmission structure transmissions through first driving piece, and the second spring has the stroke difference, prevents because of the rigidity of main drive arm is too big, takes place to damage easily when stamping force is great when the sliding carriage frame drops.
The present invention in a preferred example may be further configured to: first transmission piece is including sliding the first wedge that connects in the fixed head rod of cock stem, one end and cock stem of first spout and be fixed in the head rod other end, first wedge is regular quadrangular frustum of a prism structure, first wedge up end area is greater than the area of terminal surface down.
Through adopting above-mentioned technical scheme, receive the action of gravity of sliding carriage frame when the bearing block, get into first spout, drive cock stem, head rod, first wedge gliding, when first wedge to first spout tank bottom, when the bearing block continues to slide to first spout tank bottom, the spring has the effect of stroke difference benefit, prevents that the work piece rigidity is too big, takes place the damage easily, and first wedge setting is the transmission of the convenient first driving medium of positive four arris platform structure and four second driving mediums.
The present invention in a preferred example may be further configured to: set up four distributions in first spout and with the second spout of first spout intercommunication in the bearing plate, the third spout has upwards been seted up perpendicularly to second spout lateral wall, vice transmission structure is including sliding and connecting in the second driving medium of second spout and sliding and connecting in the third driving medium of third spout, all with the mode transmission of inclined plane transmission between first wedge, second driving medium, third driving medium and the fixed arm.
Through adopting above-mentioned technical scheme, the second driving medium and the transmission of third driving medium that main drive arm drove three auxiliary drive structure in step to drive the fixed arm and remove and with four side butt of scooter frame to the scooter frame, thereby fix the upper surface at the bearing plate with the scooter frame.
The present invention in a preferred example may be further configured to: the inclined plane of the mutual butt joint of first wedge piece, second driving medium, third driving medium and fixed arm is provided with T type piece and the T type groove that prevents both breaks away from respectively.
Through adopting above-mentioned technical scheme, to keeping away from a scooter frame direction and removing arbitrary fixed arm, several driving mediums drive each other, realize resetting of each driving medium, when convenient maintenance, take out the scooter frame.
The invention also aims to provide a falling prevention method of the steering device for tension paying-off construction.
A falling prevention method of a steering device for tension paying-off construction comprises the following specific operation steps:
a. the first rope and the second rope which play a role in pulling the pulley frame are broken, and the pulley frame falls down on the bearing block on the upper surface of the bearing plate to drive the bearing block to move downwards;
b. the proximity switch senses the second pulley, controls the storage battery lamp to start, illuminates, warns and reminds maintenance personnel to maintain;
c. the bearing block moves downwards to drive the first wedge-shaped block, the second transmission piece and the third transmission piece to transmit, so that the fixed arm is driven to abut against the side wall of the sliding frame to fix the sliding frame, and the sliding frame is prevented from shaking violently to drive a cable to shake violently to cause the cable to break;
d. the sliding frame drives the bearing plate and the sliding plate to move downwards, the sliding plate moves downwards along the length direction of the inclined support leg, the sliding force is converted into the friction force which overcomes the mutual movement of the bearing plate and the sliding plate, the speed is reduced, meanwhile, the sliding plate and the bearing plate move through the damping rollers to increase the displacement between the bearing plate and the sliding plate, and in the process, the sliding force is converted into the friction force which overcomes the friction force to do work, and the speed is reduced;
e. the positions of the bearing plate, the sliding plate and the sliding frame are not changed any more, and the position of the supporting rod for supporting the sliding plate to be always in a horizontal state is also not changed any more.
In summary, the invention includes at least one of the following beneficial technical effects:
by arranging the inclined support legs, the bearing plate and the sliding plate, the cross sectional area of the inclined support legs is gradually increased from top to bottom, when an adjusting mechanism for adjusting the sliding frame is damaged, the sliding frame falls on the bearing plate to drive the bearing plate and the sliding plate to slide downwards, the sliding plate slides downwards in a friction mode with the inclined support legs to decelerate the sliding, the bearing plate and the sliding plate slide relatively, when the sliding amount between the bearing plate and the sliding plate reaches the maximum, the fixing force among the bearing plate, the sliding plate and the inclined support legs reaches the maximum value, the sliding is kept stable and does not move, the sliding frame is prevented from falling, and the safety coefficient of the sliding frame is enhanced;
the sliding trolley frame falling on the bearing plate is fixed through the fixing assembly, so that the sliding trolley frame is prevented from moving in the horizontal direction when the sliding trolley frame drives the bearing plate and the sliding plate to move downwards, the cable is violently shaken and is easy to break, the broken cable is easy to fall to the ground, and people nearby are damaged;
through setting up bracing piece, second pulley, proximity switch and electricity storage lamp, when guaranteeing that the slide plate level glides, drive the second pulley and be close to proximity switch, when the volume of sliding between bearing plate and the slide plate does not reach the maximum value, proximity switch senses the second pulley, and control electricity storage lamp is opened and is thrown light on, warns, reminds maintenance personal to repair.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the structure of the interior of the girder according to the present invention.
Fig. 3 is a schematic view of the entire structure of the carriage frame of the present invention when dropped.
Fig. 4 is a schematic structural view of the fall arrest mechanism of the present invention.
Fig. 5 is a sectional view of a pressure bearing plate in the present invention.
FIG. 6 is an axial schematic view of the main drive arm of the present invention.
In the figure, 1, a truss; 11. an inclined leg; 12. a fixing plate; 2. a carriage frame; 21. a pulley; 3. an adjustment mechanism; 31. a slipping component; 311. a fixed block; 312. a fourth chute; 313. a roller; 314. a bolt; 315. fixing a nut; 32. fixing a winch; 33. moving the hoist; 34. a first rope; 35. a second rope; 36. an image collector; 37. a processor; 4. a fall prevention mechanism; 41. a receiving assembly; 411. a slide plate; 412. a pressure bearing plate; 413. a through groove; 414. a damping roller; 415. a first link; 416. a second link; 417. a support bar; 418. a second pulley; 419. an accumulator lamp; 4110. a proximity switch; 42. a fixing assembly; 421. a supporting seat; 422. a main drive arm; 423. a secondary transmission structure; 4231. a second transmission member; 4232. a third transmission member; 424. a fixed arm; 4241. a pressure-bearing block; 4242. a first transmission member; 42421. a stopper rod; 42422. a first connecting rod; 42423. a first wedge block; 4243. a second spring; 425. a first chute; 426. a second chute; 427. a third chute; 428. a T-shaped block; 429. t-shaped groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the steering device for tension paying-off construction disclosed by the invention comprises a truss 1 and a sliding frame 2 positioned in the truss 1, wherein the truss 1 is composed of four inclined supporting legs 11 and four fixing plates 12 fixed at the upper ends of the inclined supporting legs 11, and the other ends of the four fixing plates 12 are mutually fixed. The middle part of the sliding carriage frame 2 is rotatably connected with a pulley 21, the upper end of the sliding carriage frame 2 is provided with an adjusting mechanism 3 for adjusting the angle of the sliding carriage frame 2, and a falling prevention mechanism 4 is arranged below the sliding carriage frame 2. Four inclined support legs 11 of the truss 1 enable the cross-sectional area of the truss 1 from top to bottom to be gradually increased, the included angle between the sliding trolley frame 2 and the horizontal plane is adjusted through the adjusting mechanism 3, so that the steering of a cable is adjusted, the adjusting mechanism 3 can be damaged due to long-term blowing and sunshine, the sliding trolley frame 2 falls on the bearing plate at the moment, the bearing plate and the sliding plate 411 are driven to slide downwards, meanwhile, the bearing plate and the sliding plate 411 slide relatively to each other until the sliding plate 411 slides to the bearing plate in the maximum sliding distance, the gravity of the falling of the sliding trolley frame 2 is equal to the maximum tension between the sliding plate 411, the bearing plate and the truss 1, the sliding trolley frame 2, the sliding plate 411 and the bearing plate are all in stable positions, the cable falls to a certain height and still stays in a safe height range, the falling accidents of the cable or the sliding trolley frame 2 are not prone.
Referring to fig. 1 and 2, the adjusting mechanism 3 includes a sliding assembly 31 fixed inside the inclined leg 11, a fixed winch 32 fixed at one end of the fixed sliding frame 2, a mobile winch 33 fixed at the other end of the sliding frame 2, a first rope 34 used for connecting the fixed winch 32 and the truss 1, a second rope 35 used for connecting the mobile winch 33 and the sliding assembly 31, an image collector 36 used for collecting the state of the sliding frame 2, and a processor 37 used for processing collected images, wherein the lengths of the first rope 34 and the second rope 35 are adjustable, the processor 37 is electrically connected with the image collector 36, the fixed winch 32 and the motor, and the processor 37 is used for receiving image information and real-time image information of the sliding frame 2 in a horizontal state. The sliding assembly 31 includes two fixing blocks 311 fixed to the inner side wall of the upper end of the inclined leg 11 along the length direction of the inclined leg 11, a fourth sliding groove 312 provided at one side of the fixing blocks 311 close to each other, a roller 313 connected to the two fourth sliding grooves 312 in a synchronous sliding manner, two bolts 314 fixed to the middle positions of the two sides of the roller 313 along the length direction of the roller 313, and a fixing nut 315 threadedly connected to the bolts 314, the two fixing blocks 311 are symmetrical along the central axis of the inclined leg 11, one end of the second rope 35 is fixed to the middle of the roller 313, and the roller 313 is driven by the cylinder to slide up and down. The first rope 34 plays a role of pulling the carriage 2 by a fixed hoist, and the second rope 35 plays a role of pulling the carriage 2 by a moving hoist 33. The processor 37 analyzes and processes the angle between the water smooth frame 2 in the image information and the sliding frame 2 in the real-time image information, compares the absolute value of the angle with the absolute value of the threshold value and the absolute value of the tolerance, sends a control signal to the fixed winch 32 according to the comparison result to control the fixed winch 32 to receive and release the first rope 34, and/or sends a control signal to the motor to adjust the first rope 34, the second rope 35, the fixed winch 32 and the roller 313, the roller 313 moves up and down along the two fourth chutes 312 to drive the second rope 35 to adjust the angle between the sliding frame 2 and the horizontal plane, and when the angle adjustment is finished, the fixing nut 315 is screwed in, the roller 313 is fixed, and the angle between the sliding frame 2 and the horizontal plane is fixed.
The sliding assembly 31 includes two fixing blocks 311 fixed to the inner side wall of the upper end of the inclined leg 11 along the length direction of the inclined leg 11, a fourth sliding groove 312 provided at one side of the fixing blocks 311 close to each other, a roller 313 connected to the two fourth sliding grooves 312 in a sliding manner in synchronization, two bolts 314 fixed to the middle positions of the two sides of the roller 313 along the length direction of the roller 313, and a fixing nut 315 screwed to the bolts 314, wherein the two fixing blocks 311 are symmetrical along the central axis of the inclined leg 11, and one end of the second rope 35 is fixed to the middle of the roller 313. The movable roller 313 moves up and down along the two fourth sliding grooves 312 to drive the second rope 35 to adjust the angle between the carriage frame 2 and the horizontal plane, and after the angle adjustment is completed, the fixing nut 315 is screwed in to fix the roller 313, thereby fixing the angle between the carriage frame 2 and the horizontal plane and fixing the turning direction of the cable.
Referring to fig. 3 and 4, the fall prevention mechanism 4 includes a receiving assembly 41 for receiving the carriage frame 2 and a fixing assembly 42 for fixing the carriage frame 2 to the receiving assembly 41, and the receiving assembly 41 includes four sliding plates 411 slidably connected to four different inclined legs 11 along the length direction of the inclined legs 11 and a bearing plate 412 located at the upper end of the sliding plates 411 for receiving the carriage frame 2. Two sides of the sliding plate 411 are provided with through grooves 413 along the length direction thereof, damping rollers 414 are connected in the through grooves 413 in a sliding manner, a first connecting rod 415 is rotatably connected in the length direction of the damping rollers 414, a second connecting rod 416 perpendicular to the first connecting rod 415 is fixed at the other end of the first connecting rod 415, and the second connecting rod 416 is fixed at the bottom of the bearing plate 412. Support rods 417 are fixed on two fixed sides of the bottom of the sliding plate 411, one end of each support rod 417 is rotatably connected with a second pulley 418, the second pulleys 418 are connected with the inclined legs 11 in a sliding manner, a storage lamp 419 is fixed on the outer side wall of each inclined leg 11, a proximity switch 4110 is fixed on the inner side wall of each inclined leg 11, and the proximity switch 4110 senses the second pulleys 418 to control the on and off of the storage lamp 419. When the sliding carriage frame 2 falls on the bearing plate 412, the fixing component 42 fixes the sliding carriage frame 2 on the upper surface of the bearing plate 412 to prevent the sliding carriage frame 2 from shaking violently when driving the bearing plate 412 and the sliding plate 411 to slide downwards, the bearing plate 412 and the sliding plate 411 are driven by the sliding carriage frame 2 to slide downwards, the support rod 417 supports the sliding plate 411 to ensure that the sliding plate 411 moves downwards, the upper surface of the sliding plate 411 is always kept at a horizontal position, and the sliding plate 411 and the inclined support leg 11 move in a friction manner, so that the sliding plate 411 and the bearing plate 412 slide relatively in the process of moving downwards, the damping roller moves to convert the sliding force into a force for overcoming friction work to perform sliding and deceleration, when the mutual sliding amount of the sliding plate 411 and the bearing plate 412 reaches the maximum, the fixing force among the sliding plate 411, the bearing plate 412 and the truss 1 reaches the maximum, greater than or equal to the gravity of the carriage frame 2, the position of the sliding plate 411, the pressure bearing plate 412 and the carriage frame 2 is not changed any more, the proximity switch 4110 senses the second pulley 418 when sliding downwards, the switch of the storage battery lamp 419 is controlled to be turned on, the illumination early warning is carried out, and a maintenance person is reminded to maintain.
Referring to fig. 4 and 5, the fixing assembly 42 includes four supporting seats 421 fixed on the top of the bearing plate 412, a main transmission arm 422 penetrating the middle of the top end of the bearing plate 412, four auxiliary transmission structures 423 driven by the main transmission arm 422, and four fixing arms 424 connected to the supporting seats 421 in a sliding manner along a central axis direction close to or far from the main transmission arm 422, the fixing arms 424 are driven by the auxiliary transmission structures 423 for transmission, when the main transmission arm 422 moves downward, the fixing arms 424 move toward the central axis direction close to the main transmission arm 422, the four supporting seats 421 are respectively distributed along the circumferential direction of the main transmission arm 422 at uniform intervals, and the distribution direction of the auxiliary transmission structures 423 is the same as the distribution direction of the supporting seats 421. When the scooter frame 2 drops, the main driving arm 422 falls on the bearing plate 412, and the main driving arm 422 drives the four auxiliary driving structures 423 to drive the four fixing arms 424 to abut against the four side walls of the scooter frame 2, so that the fixing of the scooter frame 2 is completed, the scooter frame 2 is prevented from shaking violently, and the cable is easy to break due to shaking, thereby generating potential safety hazards.
Referring to fig. 5 and 6, a first sliding groove 425 is vertically formed in the upper surface of the support plate downward, the main transmission arm 422 is slidably connected to the first sliding groove 425, the main transmission arm 422 comprises a bearing block 4241 and a first transmission member 4242 which are sequentially slidably connected to the first sliding groove 425 from top to bottom, and a second spring 4243 is abutted between the lower surface of the bearing block 4241 and the first transmission member 4242. The first transmission member 4242 includes a plug rod 42421 slidably connected to the first sliding groove 425, a first connecting rod 42422 having one end fixed to the plug rod 42421, and a first wedge block 42423 fixed to the other end of the first connecting rod 42422, the first wedge block 42423 is in a regular quadrangular frustum structure, and the area of the upper end surface of the first wedge block 42423 is larger than that of the lower end surface. When the sliding frame 2 falls on the bearing block 4241, the bearing block 4241 is forced to slide downwards under the action of the gravity of the sliding frame 2 to drive the main transmission arm 422 to move towards the bottom of the first sliding groove 425, and when the first wedge-shaped block 42423 abuts against the bottom of the first sliding groove 425 and the bearing block 4241 continues to move downwards, the second spring 4243 is compressed to perform stroke compensation and prevent the first wedge-shaped block 42423 from being damaged, so that the first wedge-shaped block 42423 drives the three auxiliary transmission structures 423 to perform transmission.
Four second sliding grooves 426 distributed on the peripheral side of the first sliding groove 425 and communicated with the first sliding groove 425 are formed in the pressure bearing plate 412, a third sliding groove 427 is vertically and upwards formed in the side wall of the second sliding groove 426, the auxiliary transmission structure 423 comprises a second transmission piece 4231 connected to the second sliding groove 426 in a sliding mode and a third transmission piece 4232 connected to the third sliding groove 427 in a sliding mode, the first wedge-shaped block 42423, the second transmission piece 4231, the third transmission piece 4232 and the fixing arm 424 are all transmitted in an inclined surface transmission mode, in two matched inclined surfaces, a T-shaped block 428 is arranged on one inclined surface, and a T-shaped groove 429 is arranged on the other inclined surface. When the maintenance is needed, any one fixing arm 424 is moved to the direction far away from the sliding frame 2, and the transmission pieces are mutually driven to realize the reset of the transmission pieces.
The specific adjusting method comprises the following steps:
A. adjusting the posture of the sliding frame 2 to enable the sliding frame 2 to be in a horizontal state;
B. the image acquisition device acquires image information of the horizontal state of the carriage frame 2 and sends the image information to the processor 37;
C. the image collector 36 collects the real-time information of the carriage 2 in the working state and sends the real-time image information to the processor 37;
D. the processor 37 receives the real-time image information, compares and calculates the real-time image information with the image information of the carriage 2 in the horizontal state, and obtains the included angle of the carriage 2 in the horizontal state and the real-time state;
E. the processor 37 compares the absolute value of the angle with the absolute value of the threshold value and the absolute value of the tolerance, and performs adjustment of the first rope 34, the second rope 35, the fixed hoist 32, and the roller 313 according to the comparison result.
The specific anti-falling method comprises the following steps:
a. the first rope 34 and the second rope 35 which play a role in pulling the carriage 2 are broken, the carriage 2 falls down on the bearing block 4241 on the upper surface of the bearing plate 412, and the bearing block 4241 is driven to move downwards;
b. the proximity switch 4110 senses the second pulley 418, controls the storage battery lamp 419 to start, illuminates to warn and remind maintenance personnel to maintain;
c. the bearing block 4241 moves downwards to drive the first wedge-shaped block 42423, the second transmission piece 4231 and the third transmission piece 4232 to transmit, so that the fixing arm 424 is driven to abut against the side wall of the sliding frame 2 to fix the sliding frame 2, and the sliding frame 2 is prevented from shaking violently to drive a cable to shake violently, so that the cable is broken;
d. the sliding frame 2 drives the bearing plate 412 and the sliding plate 411 to move downwards, the sliding plate 411 moves downwards along the length direction of the inclined support leg 11, the sliding force is converted into the friction force which overcomes the mutual movement of the sliding plate and the bearing plate, the speed is reduced, meanwhile, the sliding plate 411 and the bearing plate 412 move through the damping roller 414 to increase the displacement between the sliding plate and the bearing plate, and in the process, the sliding force is converted into the friction work which overcomes the friction work, and the sliding is reduced;
e. the positions of the bearing plate 412, the sliding plate 411 and the carriage frame 2 are not changed any more, and the position of the support rod 417 for supporting the sliding plate 411 to be always horizontal is not changed any more.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. The utility model provides a turn to device for tension unwrapping wire construction which characterized in that: including truss (1) and be located skid steer frame (2) in truss (1), truss (1) is by four slope stabilizer blades (11) and four fixed plates (12) that are fixed in slope stabilizer blade (11) upper end, four the other end of fixed plate (12) all reciprocal anchorage, the middle part of skid steer frame (2) is rotated and is connected with coaster (21), the upper end of skid steer frame (2) is provided with adjustment mechanism (3) that are used for adjusting skid steer frame (2) angle, skid steer frame (2) below is provided with prevents falling mechanism (4), prevent falling mechanism (4) including being used for accepting supporting subassembly (41) of skid steer frame (2) and being fixed in fixed component (42) of accepting subassembly (41) with skid steer frame (2), accept subassembly (41) include four along slope stabilizer blade (11) length direction slide connect in four slide boards (411) of different slope stabilizer blades (11), And a bearing plate (412) which is connected with the four sliding plates (411) in a sliding manner simultaneously.
2. The steering apparatus for tension stringing construction as claimed in claim 1, wherein: the adjusting mechanism (3) comprises a sliding component (31) fixed on the inner side of the inclined supporting leg (11), a fixed winch (32) at one end of the fixed sliding frame (2), a mobile winch (33) fixed on the field section of the sliding frame (2), a first rope (34) used for connecting the fixed winch (32) and the truss (1), a second rope (35) used for connecting the mobile winch (33) and the sliding component (31), an image collector (36) used for collecting the state of the sliding frame (2) and a processor (37) used for processing collected images, wherein the lengths of the first rope (34) and the second rope (35) can be adjusted; the processor (37) is electrically connected with the image collector (36), the fixed winch (32) and the motor, the processor (37) is used for receiving the calibrated image information and the real-time image information, obtaining an included angle between the water smooth frame (2) in the calibrated image information and the sliding frame (2) in the real-time image information, comparing the absolute value of the included angle with the absolute value of the threshold value and the absolute value of the tolerance, sending a control signal to the fixed winch (32) according to the comparison result to control the fixed winch (32) to release and release the first rope (34), and/or sending a control signal to the motor to control the cylinder to stretch and retract to drive the sliding assembly (31) to move, the sliding assembly (31) comprises two fixed blocks (311) fixed on the upper end of the inner side wall of the inclined support leg (11) in the length direction of the inclined support leg (11), a fourth sliding chute (312) arranged on one side, close to each other, of the, The synchronous sliding connection is in the roller (313) of two fourth chutes (312), two bolts (314) which are fixed in the middle positions of two sides of the roller (313) along the length direction of the roller (313) and fixing nuts (315) which are in threaded connection with the bolts (314), the two fixing blocks (311) are symmetrical along the central axis of the inclined support leg (11), and one end of the second rope (35) is fixed in the middle of the roller (313).
3. The steering apparatus for tension stringing construction as claimed in claim 1, wherein: two sides of the sliding plate (411) are provided with through grooves (413) along the length direction of the sliding plate, damping rollers (414) are connected in the through grooves (413) in a sliding mode, the length direction of the damping rollers (414) is rotatably connected with first connecting rods (415), the other ends of the first connecting rods (415) are fixed with second connecting rods (416) perpendicular to the first connecting rods, and the second connecting rods (416) are fixed at the bottom of the bearing plate (412).
4. The steering apparatus for tension stringing construction as claimed in claim 3, wherein: the both sides that the bottom of slide board (411) is fixed with bracing piece (417), the one end rotation of bracing piece (417) is connected with second pulley (418), second pulley (418) slide with slope stabilizer blade (11) and be connected, the lateral wall of slope stabilizer blade (11) is fixed with electricity storage lamp (419), slope stabilizer blade (11) inside wall level is provided with proximity switch (4110), proximity switch (4110) sense second pulley (418), and the switch of control electricity storage lamp (419) is opened.
5. The steering apparatus for tension stringing construction as claimed in claim 1, wherein: fixed subassembly (42) including four supporting seats (421) that are fixed in bearing plate (412) top, wear to locate main drive arm (422) at the middle part on the top of bearing plate (412), four main drive arm (422) drive driven vice transmission structure (423) and four along being close to or keeping away from fixed arm (424) of sliding connection in supporting seat (421) of the central axis direction of main drive arm (422), fixed arm (424) are driven the transmission by vice transmission structure (423), when main drive arm (422) move down, fixed arm (424) move to the central axis direction that is close to main drive arm (422), four supporting seats (421) are respectively along the even interval distribution in circumference of main drive arm (422), the direction of distribution of vice transmission structure (423) is the same with the direction of distribution of supporting seat (421).
6. The steering apparatus for tension stringing construction as claimed in claim 5, wherein: the upper surface of the supporting plate is vertically provided with a first sliding groove (425) downwards, the main transmission arm (422) is connected to the first sliding groove (425) in a sliding mode, the main transmission arm (422) comprises a bearing block (4241) and a first transmission piece (4242) which are sequentially connected to the first sliding groove (425) in a sliding mode from top to bottom, and a second spring (4243) is connected between the lower surface of the bearing block (4241) and the first transmission piece (4242) in a butting mode.
7. The steering apparatus for tension stringing construction as claimed in claim 6, wherein: the first transmission piece (4242) comprises a plug rod (42421) connected to the first sliding groove (425) in a sliding mode, a first connecting rod (42422) with one end fixed to the plug rod (42421) and a first wedge block (42423) fixed to the other end of the first connecting rod (42422), the first wedge block (42423) is of a regular quadrangular frustum pyramid structure, and the area of the upper end face of the first wedge block (42423) is larger than that of the lower end face.
8. The steering apparatus for tension stringing construction as claimed in claim 7, wherein: four second sliding grooves (426) distributed on the peripheral side of the first sliding groove (425) and communicated with the first sliding groove (425) are formed in the bearing plate (412), a third sliding groove (427) is vertically and upwards formed in the side wall of the second sliding groove (426), the auxiliary transmission structure (423) comprises a second transmission piece (4231) connected to the second sliding groove (426) in a sliding mode and a third transmission piece (4232) connected to the third sliding groove in a sliding mode, and the first wedge-shaped block (42423), the second transmission piece (4231), the third transmission piece (4232) and the fixing arm (424) are all transmitted in an inclined surface transmission mode.
9. The steering apparatus for tension stringing construction as claimed in claim 8, wherein: the inclined plane of the mutual butt joint of first wedge piece, second driving medium, third driving medium and fixed arm is provided with T type piece and the T type groove that prevents both breaks away from respectively.
10. The method of preventing fall of a steering device for tension stringing construction as claimed in claims 1 to 9, wherein: the anti-falling method comprises the following specific operation steps:
the first rope (34) and the second rope (35) which play a role in pulling the sliding frame (2) are broken, the sliding frame (2) falls down on the bearing block (4241) on the upper surface of the bearing plate (412), and the bearing block (4241) is driven to move downwards;
the proximity switch (4110) senses the second pulley (418), controls the storage battery lamp (419) to start, illuminates for warning, and reminds maintenance personnel to maintain;
the bearing block (4241) moves downwards to drive the first wedge-shaped block (42423), the second transmission piece (4231) and the third transmission piece (4232) to transmit, so that the fixed arm (424) is driven to abut against the side wall of the sliding frame (2), the sliding frame (2) is fixed, and the sliding frame (2) is prevented from shaking violently to drive a cable to shake violently, so that the cable is broken;
the sliding frame (2) drives the bearing plate (412) and the sliding plate (411) to move downwards, the sliding plate (411) moves downwards along the length direction of the inclined support leg (11), the sliding force is converted into the friction force which overcomes the mutual movement of the sliding plate and the bearing plate to reduce the speed, meanwhile, the sliding plate (411) and the bearing plate (412) automatically increase the displacement between the sliding plate and the bearing plate through the damping roller (414), and in the process, the sliding force is converted into the friction force to overcome the work to reduce the speed of the sliding;
the sliding force is the maximum sliding amount between the bearing plate (412) and the sliding plate (411), at the moment, the tension of the bearing plate (412), the sliding plate (411) and four inclined support legs (11) of the truss (1) is the maximum, and the positions of the bearing plate (412), the sliding plate (411) and the sliding frame (2) are not changed any more;
the positions of the bearing plate, the sliding plate and the sliding frame are not changed any more, and the position of a supporting rod (417) for supporting the sliding plate (411) to be always in a horizontal state is also not changed any more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010215491.7A CN111404085B (en) | 2020-03-25 | 2020-03-25 | Steering device and anti-falling method for tension paying-off construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010215491.7A CN111404085B (en) | 2020-03-25 | 2020-03-25 | Steering device and anti-falling method for tension paying-off construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111404085A true CN111404085A (en) | 2020-07-10 |
| CN111404085B CN111404085B (en) | 2021-02-12 |
Family
ID=71429075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010215491.7A Active CN111404085B (en) | 2020-03-25 | 2020-03-25 | Steering device and anti-falling method for tension paying-off construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111404085B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111908265A (en) * | 2020-08-29 | 2020-11-10 | 四川省秭源建设工程有限公司 | Steering device and steering adjusting method for tension paying-off construction |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191119873A (en) * | 1911-09-06 | 1912-05-09 | Alfred Julius Boult | Improvements in or relating to Adding Machines or other Machines for Producing Tabulated Lists or Records. |
| CN101208252A (en) * | 2005-06-20 | 2008-06-25 | 三菱电机株式会社 | Vibrate absorber of elevator |
| US20110147685A1 (en) * | 2009-12-23 | 2011-06-23 | Chou Chi-Pin | Lifting mechanism with self-locking function |
| CN102107807A (en) * | 2009-12-25 | 2011-06-29 | 东芝电梯株式会社 | Guiding device of elevator |
| CN204751773U (en) * | 2015-04-02 | 2015-11-11 | 福建南方路面机械有限公司 | Fight and carry formula lifting machine with prevent protection device that falls |
| JP5997628B2 (en) * | 2013-02-18 | 2016-09-28 | 株式会社永木精機 | Protective tube inserter |
| CN106501007A (en) * | 2016-10-28 | 2017-03-15 | 广州汽车集团股份有限公司 | Automobile RCAR and front and back end low speed collision assay device and the test method based on the device |
| CN207932933U (en) * | 2018-01-15 | 2018-10-02 | 浙江中建路桥设备有限公司 | A kind of crane electric block fall protection equipment |
| CN208099662U (en) * | 2018-03-28 | 2018-11-16 | 宜昌猴王焊丝有限公司 | Self demixing high speed drawing welding wire coiling machine |
| CN109454583A (en) * | 2018-11-25 | 2019-03-12 | 格特拉克（江西）传动系统有限公司 | A kind of catching device of shaft assembly dismantling |
| CN209261203U (en) * | 2018-12-06 | 2019-08-16 | 浙江勤丰市政园林建设有限公司 | A kind of safe preventing dropped material scaffold |
| CN110620353A (en) * | 2019-10-25 | 2019-12-27 | 四川电力送变电建设有限公司 | Steering device and steering adjusting method for tension paying-off construction |
-
2020
- 2020-03-25 CN CN202010215491.7A patent/CN111404085B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191119873A (en) * | 1911-09-06 | 1912-05-09 | Alfred Julius Boult | Improvements in or relating to Adding Machines or other Machines for Producing Tabulated Lists or Records. |
| CN101208252A (en) * | 2005-06-20 | 2008-06-25 | 三菱电机株式会社 | Vibrate absorber of elevator |
| US20110147685A1 (en) * | 2009-12-23 | 2011-06-23 | Chou Chi-Pin | Lifting mechanism with self-locking function |
| CN102107807A (en) * | 2009-12-25 | 2011-06-29 | 东芝电梯株式会社 | Guiding device of elevator |
| JP5997628B2 (en) * | 2013-02-18 | 2016-09-28 | 株式会社永木精機 | Protective tube inserter |
| CN204751773U (en) * | 2015-04-02 | 2015-11-11 | 福建南方路面机械有限公司 | Fight and carry formula lifting machine with prevent protection device that falls |
| CN106501007A (en) * | 2016-10-28 | 2017-03-15 | 广州汽车集团股份有限公司 | Automobile RCAR and front and back end low speed collision assay device and the test method based on the device |
| CN207932933U (en) * | 2018-01-15 | 2018-10-02 | 浙江中建路桥设备有限公司 | A kind of crane electric block fall protection equipment |
| CN208099662U (en) * | 2018-03-28 | 2018-11-16 | 宜昌猴王焊丝有限公司 | Self demixing high speed drawing welding wire coiling machine |
| CN109454583A (en) * | 2018-11-25 | 2019-03-12 | 格特拉克（江西）传动系统有限公司 | A kind of catching device of shaft assembly dismantling |
| CN209261203U (en) * | 2018-12-06 | 2019-08-16 | 浙江勤丰市政园林建设有限公司 | A kind of safe preventing dropped material scaffold |
| CN110620353A (en) * | 2019-10-25 | 2019-12-27 | 四川电力送变电建设有限公司 | Steering device and steering adjusting method for tension paying-off construction |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111908265A (en) * | 2020-08-29 | 2020-11-10 | 四川省秭源建设工程有限公司 | Steering device and steering adjusting method for tension paying-off construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111404085B (en) | 2021-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109625313B (en) | Working platform for checking and maintaining aircraft wings | |
| CN111404085B (en) | Steering device and anti-falling method for tension paying-off construction | |
| CN106284090B (en) | Prestressed stretch-draw chassis | |
| CN109024296A (en) | A kind of working method of the bridge construction workbench of safety and stability | |
| CN211573582U (en) | Coal mine underground rescue device | |
| CN201859048U (en) | Impact tester | |
| CN109237212B (en) | Gantry crane removes base | |
| CN110607930A (en) | Mechanical stereo garage | |
| CN113375018A (en) | Building monitoring equipment and monitoring method based on BIM technology | |
| CN113482311A (en) | Construction auxiliary mounting frame for green engineering construction | |
| CN218235964U (en) | Damping device for electric power engineering investigation | |
| CN209117326U (en) | The experimental rig that simulated automotive rolls | |
| CN208993433U (en) | A kind of road rail vehicle automatic car coupler device | |
| CN106764294A (en) | Lift easy broken rod | |
| CN206539837U (en) | Lift easy broken rod | |
| CN208993432U (en) | A kind of damping road rail vehicle automatic car coupler device | |
| CN206708194U (en) | Oil product tank car handling safety device and its self-locking roller group | |
| CN106892379A (en) | A kind of high altitude rescue and job safety slow descending device | |
| CN218583001U (en) | Anti-falling street lamp lighting device capable of hurting people | |
| CN110700628A (en) | Steel bearing structure that stability is high | |
| CN211200091U (en) | Automatic position-adjusting bearing platform for concrete inner cavity | |
| CN214497224U (en) | Large-scale bridge maintenance auxiliary device | |
| CN217232652U (en) | Blade installation construction hanging platform of wind power tower cylinder | |
| CN218620238U (en) | Rotatable bridge maintenance platform | |
| CN211689967U (en) | A safe slide rail device that is used for steel sheet combination beam earthquake damage to overhaul |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |