CN212695610U - A capital construction engineering circuit overhead line tightening means for high altitude construction - Google Patents

Abstract

The invention discloses a line stringing and tightening device for capital construction engineering for high-altitude operation, which particularly comprises a carrying seat, a carrying splint, a limiting hoop, a line collecting seat and a line collecting roller, wherein sliding seats are fixed on two sides of the bottom of the carrying seat, a hydraulic telescopic rod is fixed in the middle position inside the carrying seat, sliding grooves are arranged inside the sliding seats, and the sliding blocks are arranged inside the sliding grooves, the bottom ends of the sliding blocks and the hydraulic telescopic rod are both fixed with hinged seats, the bottom ends of the hinged seats are both hinged with limit hoops through hinged pieces, the line stringing and tightening device for the high-altitude construction project is provided with the carrying seat and the three limiting hoops, the carrying seat can be assembled at the bottom end of the unmanned aerial vehicle through the carrying clamping plate, the assembly is very convenient, and spacing hoop comprises two articulated partly hoops, can be comparatively convenient fix and release the cable, and it is very convenient to use.

Description

A capital construction engineering circuit overhead line tightening means for high altitude construction

Technical Field

The invention relates to the technical field of overhead wiring, in particular to a wiring tightening device for a capital construction project line for overhead operation.

Background

At present, electric power transmission stringing construction to the staff climbs the mode of electric wire frame eminence traction cable line and puts up the electric wire, and the degree of difficulty of putting up the electric wire is big, and dangerous high, and consumption during the construction is also corresponding higher correspondingly, along with unmanned aerial vehicle technique decades's development, the unmanned aerial vehicle stringing is gradually introducing in the electric power stringing construction.

In the actual stringing engineering, electric power stringing unmanned aerial vehicle's detacher structure is comparatively complicated, the operation is comparatively troublesome, and unmanned aerial vehicle is also comparatively troublesome with the equipment of detacher, it is convenient inadequately to use, present electric power stringing unmanned aerial vehicle only plays a role in the unwrapping wire process in addition, and the tightening up about the stringing still needs the staff to climb electric wire frame eminence and operate, the security of using is lower, and whether tighten up to the stringing and rely on the working experience entirely, the stringing just is very easily dragged in case being pulled tightly, reduce the life of stringing.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a line stringing and tightening device for a capital construction project, which is used for high-altitude operation and solves the problems in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: a capital construction project line stringing tightening device for high-altitude operation comprises a carrying seat, carrying clamp plates, a limiting hoop, a line collecting seat and a line collecting roller, wherein sliding seats are fixed on two sides of the bottom of the carrying seat, a hydraulic telescopic rod is fixed at the middle position inside the carrying seat, sliding grooves are formed in the sliding seats, sliding blocks are installed inside the sliding grooves, hinged seats are fixed at the bottom ends of the sliding blocks and the hydraulic telescopic rod, the bottom ends of the hinged seats are hinged to the limiting hoop through hinged pieces, hanging rings are installed at four corners of the top of the line collecting seat, hooks are fixed at the middle positions of two sides of the line collecting seat, a driving cabin is arranged on one side of the inside of the line collecting seat, a motor is fixed at the bottom end of the inside of the driving cabin, a line collecting cabin is arranged on the other side of the inside of the line collecting seat, and the line collecting roller is installed between two side walls inside the line collecting cabin through a rotating shaft, the output of motor passes through sprocket mechanism and receives the line roller and constitutes transmission structure, the intermediate position department of receiving the inside bottom in line storehouse installs the battery, and receives the inside bottom in line storehouse and be close to one side in drive storehouse and install the control box, the inside of spacing hoop has all been run through the cable, and the one end of cable is connected with force sensor, signal transmitter is installed to the inside one end of force sensor, and force sensor installs the other end and store up the battery, force sensor keeps away from the one end of cable and is fixed with the pull wire, and the pull wire twines on receiving the line roller.

Optionally, the splint seat is installed on the top of carrying the seat, and the splint seat is the design of cross cavity, the inside of splint seat all is provided with the identical splint of carrying of shape, and one side of splint seat all installs spacing bolt, carry on splint all through spacing bolt and splint seat constitution fastening structure.

Optionally, all install extension spring between the tip of carrying on splint and the splint seat is inside, and carry on splint and all constitute the elastic stretching structure through extension spring and splint seat, carry on splint and all be the design of buckling, and carry on the shape of splint and all coincide with unmanned aerial vehicle bottom splint groove.

Optionally, the limiting hoop comprises a hinge plate which is rotatably connected with the hinge seat through a rotating shaft, a first half hoop which is in an integrated structure with the hinge plate through welding, and a second half hoop which is hinged with the first half hoop through a hinge shaft, and the first half hoop and the second half hoop can form a closed annular structure.

Optionally, the mounting groove has all been seted up to the inner wall of spacing hoop, and the cross-section of mounting groove all is the design of type of calligraphy, the inside of mounting groove is all pegged graft and is had the tighrening ring identical with the mounting groove shape, and the lateral wall of tighrening ring all laminates mutually with the outer wall of cable, the surface of tighrening ring all is equipped with the anticreep line.

Optionally, button cell is installed to inside one end of first semi-hoop, and the position department that is close to button cell in the first semi-hoop outside is provided with the unblock button, the one end of keeping away from the articulated shaft in the first semi-hoop outside is provided with the electromagnetic locking piece, and the articulated seat of tapered end is installed to the one end of keeping away from the articulated shaft in the second semi-hoop outside, the inside articulated tapered end that has of the articulated seat of tapered end, and tapered end and electromagnetic locking piece lock mutually.

Optionally, the output end of the tension sensor is electrically connected with the input end of the signal transmitter through the signal converter, and the signal transmitter and the signal receiver in the control box form a group of communication units.

Optionally, receive the line roller and keep away from one side in drive storehouse and install the ratchet, and receive the inside position department of being close to the ratchet of line storehouse and install the support column, articulated on the support column have with ratchet assorted pawl, and constitute the elasticity reset structure through reset spring between pawl and the support column, be provided with the limiting plate on the support column of pawl below, and the limiting plate level is placed.

Optionally, the thread take-up roller is provided with a fixing ring, the fixing ring is in threaded connection with the thread take-up roller, and the tail end of the traction thread is in knot connection with the fixing ring.

The invention provides a line stringing and tightening device for a capital construction project for high-altitude operation, which has the following beneficial effects:

1. this a capital construction engineering circuit stringing tightening means for high altitude construction, carry on seat and three spacing hoop through being provided with, carry on the seat accessible and carry on splint equipment to the unmanned aerial vehicle bottom, it is very convenient to assemble, and spacing hoop comprises two articulated half hoops, only need put the cable to the spacing hoop of opening when fixing the cable in, recycle tapered end and electromagnetic locking piece with two half hoop locking alright accomplish the fixed to the cable, and only need promote the unblock knob, tapered end alright with the unblock of electromagnetic locking piece, the tapered end can part with the electromagnetic locking piece under the effect of spring, thereby make spacing hoop release cable, it is very convenient to use.

2. This a capital construction engineering circuit stringing tightening means for high altitude construction, through being provided with the seat of receiving a thread, its accessible rings are connected with unmanned aerial vehicle, be transported to the electric wire frame by unmanned aerial vehicle on, and fixed with the electric wire frame through the couple, be equipped with the roller of receiving a thread in it, can tighten up the cable in the rotation under the drive of motor, the real-time pulling force numerical value of force sensor detectable when tightening up, and send to the control box through signal transmitter, pulling force information control motor that the control box accessible was received starts or stops work, it just can guarantee that the cable is tightened up to need not the staff to judge, thereby reduce the overhead line and dragged bad probability, and the practicability is improved.

3. This a capital construction engineering circuit stringing tightening means for high altitude construction, through being provided with the sliding seat, spacing hoop and hydraulic telescoping rod, spacing hoop can carry out the bikini to the tip of cable during the use and fix, and hydraulic telescoping rod can drive the spacing hoop at middle part and move down, thereby make the cable take place to buckle, the slider of both sides is drawn close to the middle part when buckling, and spacing hoop can swing along with the angle of buckling, consequently, can not cause the damage to the cable, this design makes the carrying seat can also regard as the bender to use, and is functional stronger, the convenience is used in the construction, construction operation has been made things convenient for greatly.

4. This a capital construction engineering circuit stringing tightening means for high altitude construction carries out unwrapping wire and receives the line operation through utilizing unmanned aerial vehicle, need not the staff and carries out various complicated work in the high altitude, only need stand at the fixed point at cable both ends to its tip fixed can, the stringing security is higher, and the stringing is faster to the material resources of using manpower sparingly more.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic side sectional view of the take-up stand according to the present invention;

FIG. 3 is a schematic top sectional view of the mounting base of the present invention;

FIG. 4 is a schematic view of the spacing clip of the present invention;

figure 5 is a schematic view of a second half-cuff configuration of the present invention.

In the figure: 1. a mounting seat; 2. a clamping plate seat; 201. a limit bolt; 3. carrying a splint; 301. an extension spring; 4. a sliding seat; 401. a chute; 5. a slider; 6. a limiting hoop; 601. a hinged sheet; 602. a first half hoop; 603. a second half ferrule; 604. a fastening ring; 7. a cable; 8. a hydraulic telescopic rod; 9. a hinged seat; 10. a signal transmitter; 11. a tension sensor; 12. a battery is stored; 13. a pull wire; 14. a wire take-up seat; 1401. a hoisting ring; 1402. a driving bin; 1403. a wire collecting bin; 15. a wire take-up roller; 16. a ratchet wheel; 17. a pawl; 1701. a return spring; 18. a support pillar; 19. a fixing ring; 20. a motor; 2001. a sprocket mechanism; 21. a control box; 22. a storage battery; 23. hooking; 24. a button cell; 25. an unlocking button; 26. an electromagnetic locking block; 27. a lock head; 28. mounting grooves; 29. the lock head is hinged with the seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus are not to be construed as limiting the present invention, and furthermore, the terms "first", "second", "third", and the like are only used for descriptive purposes and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.

Referring to fig. 1 to 5, the present invention provides a technical solution: a capital construction project line stringing tightening device for high altitude construction comprises a carrying seat 1, carrying clamp plates 3, a limiting hoop 6, a line collecting seat 14 and a line collecting roller 15, wherein sliding seats 4 are fixed on two sides of the bottom of the carrying seat 1, a hydraulic telescopic rod 8 is fixed at the middle position inside the carrying seat 1, a clamp plate seat 2 is installed at the top end of the carrying seat 1, the clamp plate seat 2 is in a cross hollow design, the carrying clamp plates 3 with identical shapes are arranged inside the clamp plate seat 2, a limiting bolt 201 is installed on one side of the clamp plate seat 2, the carrying clamp plates 3 and the clamp plate seat 2 form a fastening structure through the limiting bolt 201, the cross hollow design enables the four carrying clamp plates 3 to be arranged in the clamp plate seat 2, the unmanned aerial vehicle can be conveniently fixed in four directions, the unmanned aerial vehicle is more stable in connection with the unmanned aerial vehicle, the carrying clamp plates 3 can be conveniently pulled and pulled in the clamp plate seat 2 due to the identical shape design, so that the installation is more convenient.

All install extension spring 301 between the tip of carrying on splint 3 and splint seat 2 inside, and carry on splint 3 and all constitute the elastic stretching structure through extension spring 301 and splint seat 2, carry on splint 3 and all be the design of buckling, and carry on the shape of splint 3 and all coincide with unmanned aerial vehicle bottom splint groove mutually, will carry on splint 3 during the use and take out, and insert the splint inslot of unmanned aerial vehicle bottom with the department of bending of its top, carry on splint 3 and draw in under extension spring 301's spring tension, hug closely the unmanned aerial vehicle lateral wall, utilize spacing bolt 201 to carry on splint 3 spacing after that, alright completion carries on the equipment of seat 1 with unmanned aerial vehicle, the assembling process is very convenient.

The sliding seat 4 is internally provided with a sliding groove 401, the sliding groove 401 is internally provided with a sliding block 5, the sliding block 5 and the bottom end of the hydraulic telescopic rod 8 are both fixed with a hinge seat 9, the bottom end of the hinge seat 9 is hinged with a limiting hoop 6 through a hinge plate 601, the limiting hoop 6 comprises a hinge plate 601 which is rotatably connected with the hinge seat 9 through a rotating shaft, a first half hoop 602 which is integrally connected with the hinge plate 601 through welding and a second half hoop 603 which is hinged with the first half hoop 602 through a hinge shaft, the first half hoop 602 and the second half hoop 603 can form a closed annular structure, the hinge plate 601 and the hinge seat 9 are rotatably connected, so that when the carrying seat 1 is used as a bending device, the limiting hoop 6 can swing along with the bending angle of the cable 7, the cable 7 cannot be damaged, the bending effect is better, and the first half hoop 602 and the second half hoop 603 are designed to enable the limiting hoop 6 to be opened, the cable 7 can be conveniently placed and fixed, and the use is very convenient.

Mounting groove 28 has all been seted up to spacing hoop 6's inner wall, and mounting groove 28's cross-section all is the design of type of protruding word form, mounting groove 28's inside is all pegged graft and is had the tighrening ring 604 identical with the mounting groove 28 shape, and the lateral wall of tighrening ring 604 all laminates mutually with cable 7's outer wall, the surface of tighrening ring 604 all is equipped with the anticreep line, mounting groove 28's design makes the tighrening ring 604 of the different specifications of pegging graft in spacing hoop 6's inside, the convenience is fixed cable 7 of different diameters, the suitability is stronger, and the design of type of protruding word form makes the tighrening ring 604 of pegging graft difficult for dro.

Button cell 24 is installed to inside one end of first semi-hoop 602, and the position department that is close to button cell 24 in the first semi-hoop 602 outside is provided with unblock knob 25, the one end of keeping away from the articulated shaft in the first semi-hoop 602 outside is provided with electromagnetic locking block 26, and the one end of keeping away from the articulated shaft in the second semi-hoop 603 outside is installed the articulated seat 29 of tapered end, the inside of the articulated seat 29 of tapered end articulates there is tapered end 27, and tapered end 27 and electromagnetic locking block 26 lock mutually, button cell 24 can provide electric power for spacing hoop 6, the staff only need promote unblock knob 25 after the stringing is accomplished, tapered end 27 alright with the unblock of electromagnetic locking block 26, tapered end 27 can part with electromagnetic locking block 26 under the effect of spring, thereby make spacing hoop 6 open release cable 7, it is very.

Hanging rings 1401 are respectively arranged at four corners of the top of the wire take-up seat 14, a hook 23 is fixed at the middle position of two sides of the wire take-up seat 14, a driving bin 1402 is arranged at one side inside the wire take-up seat 14, a motor 20 is fixed at the bottom end inside the driving bin 1402, a wire take-up bin 1403 is arranged at the other side inside the wire take-up seat 14, wire take-up rollers 15 are arranged between two side walls inside the wire take-up bin 1403 through rotating shafts, the output end of the motor 20 and the wire take-up rollers 15 form a transmission structure through a chain wheel mechanism 2001, a ratchet wheel 16 is arranged at one side of the wire take-up roller 15 far away from the driving bin 1402, a supporting column 18 is arranged at a position close to the ratchet wheel 16 inside the wire take-up bin 1403, a pawl 17 matched with the ratchet wheel 16 is hinged on the supporting column 18, an elastic reset structure, the limiting plate design can make pawl 17 unable downstream, consequently can make receipts line roller 15 only can rotate along a direction, plays the non return effect to receiving line roller 15, prevents to receive line roller 15 antiport, avoids cable 7 to tighten up the back and loosen again, and it is better to tighten up the effect.

The take-up roller 15 is provided with the fixing ring 19, the fixing ring 19 is in threaded connection with the take-up roller 15, the tail end of the traction wire 13 is connected with the fixing ring 19 through a knot, and the fixing ring 19 is designed to limit the traction wire 13, so that the take-up roller 15 is enabled to rotate to drive the traction wire 13 to be wound on the take-up roller 15, and the design is more reasonable.

A storage battery 22 is arranged in the middle of the bottom end in the wire take-up bin 1403, a control box 21 is arranged on one side of the bottom end in the wire take-up bin 1403, which is close to the driving bin 1402, a cable 7 penetrates through the limiting hoop 6, one end of the cable 7 is connected with a tension sensor 11, the output end of the tension sensor 11 is electrically connected with the input end of the signal emitter 10 through a signal converter, and the signal transmitter 10 and the signal receiver in the control box 21 form a group of communication units, the tension sensor 11 can detect the real-time tension value when the cable 7 is tightened, and send to control box 21 through signal transmitter 10, the pulling force information control motor 20 that control box 21 accessible received starts or stops work, realizes accurate receipts line, need not the staff to judge alright guarantee that cable 7 is tightened up just to reduce the overhead line and be dragged bad probability, improve the practicality.

The signal emitter 10 is installed to the inside one end of force sensor 11, and the other end of force sensor 11 inside installs storage battery 12, and the one end that force sensor 11 kept away from cable 7 is fixed with pull wire 13, and pull wire 13 twines on receiving the line roller 15.

To sum up, the line stringing and tightening device for the high-altitude construction comprises a storage battery 22 for providing electric power for a take-up base 14, a button cell 24 for providing electric power for a limiting hoop 6, a carrying clamp plate 3 is firstly drawn out when the device is used, a bent part above the carrying clamp plate is inserted into a clamp plate groove at the bottom of an unmanned aerial vehicle, the carrying clamp plate 3 is drawn in under the action of a tension spring 301 and is tightly attached to the side wall of the unmanned aerial vehicle, the carrying clamp plate 3 is limited by a limiting bolt 201, a pay-off end of a cable 7 is placed into the opened limiting hoop 6, the two half hoops are locked by a lock 27 and an electromagnetic locking block 26 to complete the fixation of the cable 7, the take-up end of the cable 7 is connected with a tension end of a tension sensor 11, the other end of the tension sensor 11 is fixed with a traction line 13, and the tail end of the traction line 13 is fixed on a fixing ring 19 of a take-up, then, the wire take-up base 14 is connected with the bottom of another unmanned aerial vehicle by using a hanging ring 1401, the unmanned aerial vehicle is controlled by using a terminal device to fly above an electric power rack, a worker above the tower fixes the wire take-up base 14 at a proper position of the tower by using a hook 23, then the unmanned aerial vehicle connected with the carrying base 1 flies to drive the cable 7 to move to a wire-releasing tackle, the cable 7 enters the wire-releasing tackle to complete wire stringing, the worker pushes a unlocking button 25 after the stringing is completed, the locking head 27 can be unlocked with an electromagnetic locking block 26, the locking head 27 can be separated from the electromagnetic locking block 26 under the action of a spring, so that the limiting hoop 6 can open and release the cable 7, the use is very convenient, the carrying base 1 can be taken down when the cable 7 needs to be fixed to be used as a bender, the tension sensor 11 can detect a real-time tension value when the cable 7 is tightened, and sends the real-time tension value, the control box 21 can control the motor 20 to start or stop working through the received tension information, the motor 20 can drive the wire take-up roller 15 to rotate through the chain wheel mechanism 2001 during working, so that the traction wire 13 is wound on the wire take-up roller 15, the cable 7 is driven to be tightened, when the tension value reaches a preset value, the control box 21 can control the motor 20 to stop working, and at the moment, the cable 7 is tightened.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (9)

1. The utility model provides a capital construction engineering circuit overhead line tightening means for high altitude construction, includes carries on seat (1), carries on splint (3), spacing hoop (6), receives line seat (14) and receives line roller (15), its characterized in that: sliding seats (4) are fixed on two sides of the bottom of the carrying seat (1), a hydraulic telescopic rod (8) is fixed at the middle position inside the carrying seat (1), sliding grooves (401) are formed in the sliding seats (4), sliding blocks (5) are installed inside the sliding grooves (401), hinged seats (9) are fixed at the bottom ends of the sliding blocks (5) and the hydraulic telescopic rod (8), limiting hoops (6) are hinged to the bottom ends of the hinged seats (9) through hinged pieces (601), hanging rings (1401) are installed at four corners of the top of the wire take-up seat (14), hooks (23) are fixed at the middle positions of two sides of the wire take-up seat (14), a driving bin (1402) is arranged on one side inside the wire take-up seat (14), a motor (20) is fixed at the bottom end inside the driving bin (1402), and a wire take-up bin (1403) is arranged on the other side inside the wire take-up seat (14), and a wire take-up roller (15) is arranged between two side walls inside the wire take-up bin (1403) through a rotating shaft, the output end of the motor (20) forms a transmission structure with the wire take-up roller (15) through a chain wheel mechanism (2001), a storage battery (22) is arranged at the middle position of the bottom end in the wire collecting bin (1403), a control box (21) is arranged at one side of the bottom end of the interior of the wire collecting bin (1403) close to the driving bin (1402), cables (7) penetrate through the interior of the limiting hoop (6), one end of the cable (7) is connected with a tension sensor (11), one end inside the tension sensor (11) is provided with a signal emitter (10), and the other end of the interior of the tension sensor (11) is provided with a storage battery (12), and a traction wire (13) is fixed at one end, far away from the cable (7), of the tension sensor (11), and the traction wire (13) is wound on a wire take-up roller (15).

2. The foundation work line stringing tightening device for high-altitude operations as claimed in claim 1, wherein: carry on the top of seat (1) and install splint seat (2), and splint seat (2) are the design of cross cavity, the inside of splint seat (2) all is provided with the identical splint (3) of carrying on of shape, and one side of splint seat (2) all installs spacing bolt (201), carry on splint (3) and all constitute fastening structure through spacing bolt (201) and splint seat (2).

3. The foundation work line stringing tightening device for high-altitude operations as claimed in claim 2, wherein: all install extension spring (301) between the tip of carrying on splint (3) and splint seat (2) inside, and carry on splint (3) and all constitute elastic stretching structure through extension spring (301) and splint seat (2), carry on splint (3) and all be the design of buckling, and carry on the shape of splint (3) and all coincide with unmanned aerial vehicle bottom splint groove mutually.

4. The foundation work line stringing tightening device for high-altitude operations as claimed in claim 1, wherein: the limiting hoop (6) comprises a hinge sheet (601) which is rotatably connected with the hinge seat (9) through a rotating shaft, a first half hoop (602) which is in an integrated structure with the hinge sheet (601) through welding, and a second half hoop (603) which is hinged with the first half hoop (602) through a hinge shaft, and the first half hoop (602) and the second half hoop (603) can form a closed annular structure.

5. The capital construction project line stringing tightening device for high altitude construction according to claim 4, characterized in that: mounting groove (28) have all been seted up to the inner wall of spacing hoop (6), and the cross-section of mounting groove (28) all is the design of type of calligraphy, the inside of mounting groove (28) all is pegged graft and is had tighrening ring (604) identical with mounting groove (28) shape, and the lateral wall of tighrening ring (604) all laminates with the outer wall of cable (7) mutually, the surface of tighrening ring (604) all is equipped with the anticreep line.

6. The construction work line stringing tightening device for high-altitude operations as claimed in claim 5, wherein: button cell (24) are installed to inside one end of first semi-hoop (602), and the position department that is close to button cell (24) in first semi-hoop (602) outside is provided with unblock button (25), the one end of keeping away from the articulated shaft in first semi-hoop (602) outside is provided with electromagnetic locking piece (26), and the articulated seat of tapered end (29) is installed to the one end of keeping away from the articulated shaft in second semi-hoop (603) outside, the inside of articulated seat of tapered end (29) articulates there is tapered end (27), and tapered end (27) lock mutually with electromagnetic locking piece (26).

7. The foundation work line stringing tightening device for high-altitude operations as claimed in claim 1, wherein: the output end of the tension sensor (11) is electrically connected with the input end of the signal transmitter (10) through the signal converter, and the signal transmitter (10) and the signal receiver in the control box (21) form a group of communication units.

8. The foundation work line stringing tightening device for high-altitude operations as claimed in claim 1, wherein: receive line roller (15) and keep away from one side of drive storehouse (1402) and install ratchet (16), and receive the inside position department of being close to ratchet (16) of line storehouse (1403), articulated on support column (18) have with ratchet (16) assorted pawl (17), and constitute the elasticity structure that resets through reset spring (1701) between pawl (17) and support column (18), be provided with the limiting plate on support column (18) of pawl (17) below, and the limiting plate level is placed.

9. The foundation work line stringing tightening device for high-altitude operations as claimed in claim 1, wherein: the thread take-up roller (15) is provided with a fixing ring (19), the fixing ring (19) is in threaded connection with the thread take-up roller (15), and the tail end of the traction thread (13) is in knot connection with the fixing ring (19).

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