CN113765021A - Device for tightening electric wire on electric power construction tower - Google Patents
Device for tightening electric wire on electric power construction tower Download PDFInfo
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- CN113765021A CN113765021A CN202110995311.6A CN202110995311A CN113765021A CN 113765021 A CN113765021 A CN 113765021A CN 202110995311 A CN202110995311 A CN 202110995311A CN 113765021 A CN113765021 A CN 113765021A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
- 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
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Abstract
The invention belongs to the technical field of electric wire tightening, and particularly relates to a device for tightening electric wires of a power construction tower, which comprises a wire stringing module, a connecting mechanism, a connecting rope and a tightening adjusting mechanism. According to the device designed by the invention, when the electric wire is installed and dragged, the weight block can move upwards only by pulling the pull rope from the lower side, namely, the pulling force of the electric wire is stored, and other work can be completed after a person on the lower side pulls the pull rope to move the weight block upwards.
Description
Technical Field
The invention belongs to the technical field of electric wire tightening, and particularly relates to a device for tightening an electric wire on a tower in electric power construction.
Background
In the process of tightening the electric wire in the electric power construction, if the electric wire is thin, firstly, the length of the electric wire is cut to the length required by two telegraph poles, then, one end of the electric wire is installed on the telegraph pole, a worker on the telegraph pole is required to drag the electric wire up in the installation process, then, the other end of the electric wire is bound up by using a rope, the worker on the telegraph pole drags the rope to drag the electric wire up, and then, the electric wire is fixed; however, the method is suitable for the situation that the electric wire is light, the heavy electric wire is not enough to be dragged up by the force of workers on the telegraph pole, generally, a rope is tied at one end of the electric wire by using a fixed pulley, the workers drag the rope onto the telegraph pole and wind down the rope from the fixed pulley, and then the electric wire is hoisted up by using ground manpower or machine action, in the process, the dragging up of the electric wire can be realized by simultaneously working through ground personnel or equipment and personnel on the telegraph pole, the efficiency is low, and more personnel are needed; in addition, need use special tightening mechanism to tighten up the electric wire after the electric wire drags the wire pole, the tightening means is heavier, is not convenient for bring the wire pole on or take off the wire pole.
The invention designs a device for tightening electric wires of an electric power construction tower, which solves the problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention discloses a device for tightening an electric wire of an electric power construction tower, which is realized by adopting the following technical scheme.
The utility model provides a device that electric power construction shaft tower tightened up electric wire, it includes stringing module, coupling mechanism, connection rope, tightens up adjustment mechanism, and wherein the stringing module comprises three line frame unit and installation cover, and the installation cover demountable installation is in the upper end of wire pole, and the upside fixed mounting of installation cover has a line frame unit, and two other line frame units are respectively through the both sides of installing the cover of a dead lever symmetry.
The wire rack unit comprises a mounting cross rod, a telescopic rod, a resistor and an electric wire mounting block, wherein the mounting cross rod is of a U-shaped structure, and two square guide sleeves are arranged at two ends of the mounting cross rod; the telescopic rod consists of a telescopic outer sleeve and two telescopic inner rods which are slidably arranged at the two ends of the telescopic outer sleeve, internal threads are arranged on the inner circular surface of the telescopic outer sleeve, one end of each telescopic inner rod is cylindrical, external threads are arranged on the cylindrical outer circular surface, and the other end of each telescopic inner rod is square; the square ends of the two telescopic inner rods are slidably arranged on the two guide sleeves, and the cylindrical ends of the two telescopic inner rods are in threaded fit connection with the telescopic outer sleeves; one end of each telescopic inner rod, which is far away from the telescopic outer sleeve, is detachably provided with a resistor respectively, and the two resistor are fixed on the corresponding telescopic inner rods through two tightening nuts.
An insulated wire mounting block is mounted on the upper sides of the two resistor pieces, one end of the wire mounting block is provided with a mounting round hole, the other end of the wire mounting block is provided with a round clamping groove, and the round clamping groove is communicated with the mounting round hole; the mounting cross rods in the wire frame units in the middle are fixedly mounted on the upper side of the mounting sleeve, and the mounting cross rods in the two wire frame units on the two sides are mounted on the two sides of the mounting sleeve through two fixing rods.
The tightening adjusting mechanism comprises lower pressing wheels, mounting frames, pressing mechanisms, first rotating shafts, first gears, second gears, first pull ropes, second pull ropes, winding wheels, braking mechanisms, second rotating shafts and one-way clutches, wherein the mounting frames are composed of two parts, the two first rotating shafts are respectively rotatably mounted on the upper sides of the two mounting frames, the two lower pressing wheels are respectively and fixedly mounted at one ends of the two first rotating shafts, and the two pressing mechanisms are respectively mounted on the two mounting frames and are positioned on the upper sides of the corresponding lower pressing wheels; the two first gears are fixedly arranged on the two first rotating shafts respectively, the second rotating shafts are rotatably arranged on the upper sides of the two mounting frames, the two second gears are fixedly arranged at two ends of the second rotating shafts, and the two second gears are meshed with the two first gears in a one-to-one corresponding mode; the brake wheel is fixedly arranged on the second rotating shaft, the brake mechanism is arranged on the upper side of one of the two mounting racks, and the brake mechanism is positioned on the upper side of the brake wheel and brakes the brake wheel; the winding wheel is installed on the second rotating shaft through the one-way clutch, two symmetrical winding grooves are formed in the winding wheel, the first pull rope and the second pull rope are wound in the two winding grooves respectively, and the weight is fixed on the second pull rope.
The connecting mechanism comprises a first clamping piece, a first compression ring, a threaded ring, a spring, a second clamping piece, a second compression ring, an installation rod and a trigger rod, wherein an external thread is arranged on the outer circular surface of the installation rod, a plurality of elastic first clamping pieces are uniformly arranged at one end of the installation rod in the circumferential direction, and a plurality of elastic arc-shaped second clamping pieces are uniformly arranged at the other end of the installation rod in the circumferential direction; the inner circle surface of one end of the first compression ring is provided with a second taper surface, the inner circle surface of the other end of the first compression ring is provided with internal threads, the first compression ring is installed on the installation rod through the matching of the internal threads and the external threads, and the second taper surface of the first compression ring is matched with the first clamping piece installed on the installation rod; the inner circular surface at one end of the second compression ring is provided with a first conical surface, the second compression ring is slidably arranged on the mounting rod, and the first conical surface on the second compression ring is matched with the second clamping piece arranged on the mounting rod; the threaded ring is arranged on the mounting rod in a threaded fit manner and is positioned between the first compression ring and the second compression ring, and a spring is arranged between the threaded ring and the second compression ring and is a compression spring and has pre-pressure; and a trigger rod is fixedly arranged on the outer circular surface of one end, far away from the threaded ring, of the second compression ring, and the trigger rod is in extrusion fit with a vertical plate on the mounting frame.
Before the electric wire is installed, two installation rings are fixed at two ends of the cut electric wire, a gap of 5-10 cm is formed between the installed installation rings and the end face of the electric wire, and a plurality of first limiting pieces with elasticity are uniformly arranged on the circumferential direction of the outer circular surface of each installation ring; when the electric wire is installed, the electric wire penetrates through an installation round hole formed in an electric wire installation block in the corresponding side wire frame unit and is fixedly provided with a connecting mechanism, and when the connecting mechanism is fixed, the electric wire is clamped through a first clamping piece in the connecting mechanism and a first pressing ring is rotated, so that the first pressing ring extrudes the first clamping piece to clamp the motor; then one end of the connecting mechanism, which is provided with a second clamping piece, is connected with a connecting rope, one end of the connecting rope is provided with a second connecting ball body, when the connecting rope is connected, the second connecting ball body on the connecting rope is wrapped by the second clamping piece in the connecting mechanism and the threaded ring is rotated, so that the threaded ring extrudes the second pressing ring through the spring, and the second clamping piece is extruded by the second pressing ring to clamp the second connecting ball body; then, the mounting frame in the tightening adjusting mechanism is detachably mounted on the upper sides of the two guide sleeves through screws, and the other end of the pull rope in the collecting adjusting mechanism is positioned on the lower side of the telegraph pole; then the other end of the connecting rope penetrates through a round hole in a vertical plate of the mounting frame, is positioned on the upper side of the lower pressing wheel and is matched with the pressing mechanism, and the pressing mechanism is adjusted to press the connecting rope.
After the electric wires are fixed on the wire frame unit, the two electric wires on the two sides are connected through the connecting electric wires.
As a further improvement of the present technology, the two ends of the connecting wire are provided with two first connecting balls, and when the connecting wire is installed, the two first connecting balls are connected with the second clamping pieces of the two connecting mechanisms installed on the wires on the two sides; when the first connecting sphere is connected with the second clamping sheet, the first connecting sphere is directly clamped between the second clamping sheet, thrust is provided for the second compression ring through the pre-pressure of the spring, so that the second compression ring compresses the second clamping sheet, and the second compression sheet clamps the first connecting sphere; in this state, the threaded ring does not need to exert additional pressure on the spring.
As a further improvement of the present technology, the first clamping piece has teeth uniformly distributed on an inner wall surface thereof.
As a further improvement of the technology, the pressing mechanism comprises a first rocker, a first fixed support, an upper pressing wheel and a first installation sliding rod, wherein the lower end of the first fixed support is provided with a round hole, two first guide sliding blocks are symmetrically installed on the inner circular surface of the round hole, the first fixed support is fixedly installed on the upper side of the installation frame, the first rocker is installed on the first fixed support through threaded fit, and the lower end of the first rocker is located on the inner side of the first fixed support; two first guide sliding chutes are symmetrically formed in the outer circular surface of the first installation sliding rod, the upper end of the first installation sliding rod is rotatably installed at the lower end of the first rocker, the lower end of the first installation sliding rod penetrates through the first fixed support to be provided with an upper pressing wheel, and the first guide sliding chutes in the first installation sliding rod are in sliding fit with the first guide sliding blocks in the first fixed support; the upper pinch roller is matched with the corresponding lower pinch roller.
As a further improvement of the technology, the braking mechanism comprises a second rocker, a second fixed support, a braking sheet, an installation arc plate and a second installation sliding rod, wherein the lower end of the second fixed support is provided with a round hole, two second guide sliding blocks are symmetrically installed on the inner circular surface of the round hole, the second fixed support is fixedly installed on the upper side of the installation frame, the second rocker is installed on the second fixed support through thread fit, and the lower end of the second rocker is located on the inner side of the second fixed support; two second guide sliding chutes are symmetrically formed in the outer circular surface of the second mounting sliding rod, the upper end of the second mounting sliding rod is rotatably mounted at the lower end of the second rocker, the lower end of the second mounting sliding rod penetrates through the second fixed support to be mounted with a mounting arc plate, and a brake sheet is mounted on the mounting arc plate and matched with a corresponding brake wheel; and a second guide sliding chute on the second mounting sliding rod is in sliding fit with a second guide sliding block on the second fixed support.
Compared with the traditional electric wire tightening technology, the electric wire tightening device has the following beneficial effects:
1. according to the invention, after two wires which need to be erected at two sides are fixed on two wire mounting blocks at the upper sides of two telescopic inner rods in corresponding wire rack units, the two wires mounted on the two telescopic inner rods can be tensioned by adjusting the two telescopic inner rods to slide towards the middle relative to the telescopic outer sleeves in the middle.
2. According to the device designed by the invention, when the electric wire is installed and dragged, the weight block can move upwards only by pulling the pull rope from the lower side, namely, the pulling force of the electric wire is stored, and other work can be completed after a person on the lower side pulls the pull rope to move the weight block upwards.
Drawings
Fig. 1 is an external view of an entire part.
Fig. 2 is a schematic structural diagram of a stringing module.
Fig. 3 is a schematic view of the structure of the connecting wire.
Fig. 4 is a schematic view of a bobbin unit structure.
Fig. 5 is a schematic view of the installation of the telescoping pole.
Fig. 6 is a schematic structural view of the tightening adjustment mechanism.
Fig. 7 is a schematic view of the installation of the hold-down mechanism and the brake mechanism.
Fig. 8 is a schematic view of the wire and connection mechanism installation.
Fig. 9 is a schematic view of the connection mechanism.
Fig. 10 is a second shaft mounting schematic.
Fig. 11 is a schematic view of the brake mechanism.
Fig. 12 is a schematic view of the pressing mechanism.
Number designation in the figures: 1. a stringing module; 2. a utility pole; 3. connecting an electric wire; 4. a wire frame unit; 5. fixing the rod; 6. installing a sleeve; 7. a first connecting sphere; 8. a weight block; 9. a first pull cord; 10. a second pull cord; 11. a telescopic rod; 12. a resistance member; 13. a connecting mechanism; 14. an electric wire; 15. connecting ropes; 16. installing a cross bar; 17. a telescopic outer sleeve; 18. a guide sleeve; 19. a telescopic inner rod; 20. tightening the nut; 21. mounting a round hole; 22. a circular slot; 23. a wire mounting block; 24. a hold-down mechanism; 25. a second connecting sphere; 26. a brake mechanism; 27. a mounting frame; 28. a second rotating shaft; 29. a winding wheel; 30. a brake wheel; 31. a mounting ring; 32. a first limiting sheet; 33. teeth; 34. a first clamping piece; 35. a first conical surface; 36. a first clamp ring; 37. a threaded ring; 38. a spring; 39. mounting a rod; 40. a second clamp ring; 41. a second tapered surface; 42. a second clamping piece; 43. a first gear; 44. a first rotating shaft; 45. a second gear; 46. a second rocker; 47. a second fixed support; 48. a brake pad; 49. installing an arc plate; 50. a second slide bar; 51. a second guide slider; 52. a second guide chute; 53. a first rocker; 54. a first fixed support; 55. an upper pinch roller; 56. a lower pinch roller; 57. a first mounting slide bar; 58. a first guide chute; 59. a first guide slider; 60. tightening the adjusting mechanism; 61. a one-way clutch; 62. a trigger lever.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples or figures are illustrative of the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, the utility model comprises a stringing module 1, a connecting mechanism 13, a connecting rope 15 and a tightening and adjusting mechanism 60, wherein the stringing module 1 is composed of three wire frame units 4 and a mounting sleeve 6, as shown in fig. 1, the mounting sleeve 6 is detachably mounted at the upper end of a utility pole 2, one wire frame unit 4 is fixedly mounted at the upper side of the mounting sleeve 6, and the other two wire frame units 4 are symmetrically mounted at two sides of the mounting sleeve 6 through a fixing rod 5 respectively.
As shown in fig. 4 and 5, the wire rack unit 4 includes a mounting rail 16, an expansion link 11, a resistor 12, and a mounting block for an electric wire 14, wherein the mounting rail 16 has a U-shaped structure, and two square guide sleeves 18 are provided at two ends of the mounting rail 16; the telescopic rod 11 consists of a telescopic outer sleeve 17 and two telescopic inner rods 19 which are slidably arranged at two ends of the telescopic outer sleeve 17, wherein inner threads are arranged on the inner circular surface of the telescopic outer sleeve 17, one end of each telescopic inner rod 19 is cylindrical, outer threads are arranged on the cylindrical outer circular surface, and the other end of each telescopic inner rod 19 is square; the square ends of the two telescopic inner rods 19 are slidably arranged on the two guide sleeves 18, and the cylindrical ends of the two telescopic inner rods 19 are in threaded fit connection with the telescopic outer sleeve 17; one end of each of the two telescopic inner rods 19, which is far away from the telescopic outer sleeves 17, is detachably provided with one resistance member 12, and the two resistance members 12 are fixed on the corresponding telescopic inner rod 19 through two tightening nuts 20.
The fixing of the mounting sleeve 6 and the telegraph pole 2 adopts the prior art. Each wire frame unit 4 of the present invention corresponds to one electric wire 14. In the invention, after two wires 14 of which two sides need to be erected are fixed on two wire 14 mounting blocks at the upper sides of two telescopic inner rods 19 in corresponding wire rack units 4, the two telescopic inner rods 19 slide towards the middle of the telescopic outer sleeve 17 in the middle under the combined action of the threaded fit of the telescopic inner rods 19 and the telescopic outer sleeve 17 and the rotation limitation of the two telescopic inner rods 19 by the two guide sleeves 18 by adjusting the rotary telescopic outer sleeve 17, so that the two wires 14 mounted on the two telescopic inner rods 19 can be tensioned.
As shown in fig. 5, an insulated wire 14 mounting block is mounted on the upper side of the two resistor members 12, one end of the wire 14 mounting block is provided with a mounting round hole 21, the other end is provided with a circular clamping groove 22, and the circular clamping groove 22 is communicated with the mounting round hole 21; as shown in fig. 1 and 2, the mounting cross bar 16 in the wire rack unit 4 in the middle is fixedly mounted on the upper side of the mounting sleeve 6, and the mounting cross bars 16 in the two wire rack units 4 on both sides are mounted on both sides of the mounting sleeve 6 through two fixing rods 5.
As shown in fig. 6, the tightening adjusting mechanism 60 includes lower pressing wheels 56, mounting brackets 27, pressing mechanisms 24, first rotating shafts 44, first gears 43, second gears 45, first pull ropes 9, second pull ropes 10, winding wheels 29, braking mechanisms 26, second rotating shafts 28, and one-way clutches 61, where the mounting brackets 27 are composed of two parts, as shown in fig. 10, the two first rotating shafts 44 are respectively rotatably mounted on the upper sides of the two mounting brackets 27, the two lower pressing wheels 56 are respectively fixedly mounted at one ends of the two first rotating shafts 44, and the two pressing mechanisms 24 are respectively mounted on the two mounting brackets 27 and located on the upper sides of the corresponding lower pressing wheels 56; the two first gears 43 are respectively and fixedly arranged on the two first rotating shafts 44, the second rotating shaft 28 is rotatably arranged on the upper sides of the two mounting frames 27, the two second gears 45 are fixedly arranged at two ends of the second rotating shaft 28, and the two second gears 45 are correspondingly meshed with the two first gears 43 one by one; the brake wheel 30 is fixedly arranged on the second rotating shaft 28, the brake mechanism 26 is arranged on the upper side of one mounting bracket 27 of the two mounting brackets 27, and the brake mechanism 26 is positioned on the upper side of the brake wheel 30 and brakes the brake wheel 30; as shown in fig. 6, the winding wheel 29 is mounted on the second rotating shaft 28 through a one-way clutch 61, the winding wheel 29 has two symmetrical winding grooves, the first pulling rope 9 and the second pulling rope 10 are wound in the two winding grooves, respectively, and the weight 8 is fixed to the second pulling rope 10.
As shown in fig. 8 and 9, the connecting mechanism 13 includes a first clamping piece 34, a first compression ring 36, a threaded ring 37, a spring 38, a second clamping piece 42, a second compression ring 40, a mounting rod 39, and a trigger rod 62, wherein an outer circular surface of the mounting rod 39 has an external thread, one end of the mounting rod 39 is circumferentially and uniformly provided with a plurality of elastic first clamping pieces 34, and the other end of the mounting rod 39 is circumferentially and uniformly provided with a plurality of elastic arc-shaped second clamping pieces 42; the inner circular surface of one end of the first compression ring 36 is provided with a second conical surface 41, the inner circular surface of the other end of the first compression ring 36 is provided with internal threads, the first compression ring 36 is installed on the installation rod 39 through internal and external thread matching, and the second conical surface 41 on the first compression ring is matched with the first clamping piece 34 installed on the installation rod 39; the inner circular surface of one end of the second compression ring 40 is provided with a first conical surface 35, the second compression ring 40 is slidably arranged on the mounting rod 39, and the first conical surface 35 on the second compression ring is matched with a second clamping sheet 42 arranged on the mounting rod 39; the threaded ring 37 is mounted on the mounting rod 39 through threaded fit and located between the first compression ring 36 and the second compression ring 40, a spring 38 is mounted between the threaded ring 37 and the second compression ring 40, the spring 38 is a compression spring 38 and has pre-pressure, a trigger rod 62 is fixedly mounted on an outer circular surface of one end, away from the threaded ring 37, of the second compression ring 40, and the trigger rod 62 is in press fit with a vertical plate on the mounting frame 27.
Before the electric wire 14 is installed, two installation rings 31 are fixed at two ends of the cut electric wire 14, a gap of 5-10 cm is formed between the installed installation rings 31 and the end surface of the electric wire 14, as shown in fig. 9, a plurality of first elastic limiting pieces 32 are uniformly arranged on the circumferential direction of the outer circumferential surface of the installation rings 31; when the electric wire 14 is installed, as shown in fig. 7, the electric wire 14 passes through the installation round hole 21 opened on the electric wire 14 installation block in the corresponding side wire frame unit 4 and one connecting mechanism 13 is fixed, and when the connecting mechanism 13 is fixed, the electric wire 14 is clamped by the first clamping piece 34 in the connecting mechanism 13 and the first pressing ring 36 is rotated, so that the first pressing ring 36 presses the first clamping piece 34 to clamp the motor; then, a connecting rope 15 is connected to one end of the connecting mechanism 13 with the second clamping piece 42, one end of the connecting rope 15 is provided with a second connecting ball 25, when the connecting rope 15 is connected, the second connecting ball 25 on the connecting rope 15 is wrapped by the second clamping piece 42 in the connecting mechanism 13 and the threaded ring 37 is rotated, so that the threaded ring 37 presses the second pressing ring 40 through the spring 38, and the second clamping piece 42 is pressed by the second pressing ring 40 to clamp the second connecting ball 25; the mounting frame 27 in the tightening adjusting mechanism 60 is detachably mounted on the upper sides of the two guide sleeves 18 through screws, and the other end of the pull rope in the collecting adjusting mechanism is positioned on the lower side of the telegraph pole 2; then the other end of the connecting rope 15 passes through a round hole on a vertical plate of the mounting frame 27, is positioned on the upper side of the lower pressing wheel 56 and is matched with the pressing mechanism 24, and the pressing mechanism 24 is adjusted to press the connecting rope 15.
As shown in fig. 3, after the electric wires 14 are fixed to the bobbin unit 4, the two electric wires 14 on both sides are connected by the connecting electric wires 3.
When the electric wire 14 is dragged and installed, firstly, two installation rings 31 are required to be fixed at two ends of the cut electric wire 14, a gap of 5-10 cm is formed between the installed installation rings 31 and the end face of the electric wire 14, and a plurality of first limiting pieces 32 with elasticity are uniformly arranged on the circumferential direction of the outer circular surface of each installation ring 31; then fixing a connecting mechanism 13, clamping the electric wire 14 through a first clamping piece 34 in the connecting mechanism 13 and rotating a first pressing ring 36 when fixing the connecting mechanism 13, so that the first pressing ring 36 presses the first clamping piece 34 under the action of threads to clamp the motor; then, a connecting rope 15 is connected to one end of the connecting mechanism 13 with the second clamping piece 42, one end of the connecting rope 15 is provided with a second connecting ball 25, when the connecting rope 15 is connected, the second connecting ball 25 on the connecting rope 15 is wrapped by the second clamping piece 42 in the connecting mechanism 13 and the threaded ring 37 is rotated, so that the threaded ring 37 presses the second pressing ring 40 through the spring 38, and the second clamping piece 42 is pressed by the second pressing ring 40 to clamp the second connecting ball 25; the mounting frame 27 in the tightening adjusting mechanism 60 is detachably mounted on the upper sides of the two guide sleeves 18 through screws, and the other end of the first pull rope 9 in the collecting adjusting mechanism is positioned on the lower side of the telegraph pole 2; then controlling the pressing mechanisms 24 on the two sides, rotating the first rocker 53 to enable the first rocker 53 to move upwards under the effect of threaded fit with the first fixed support 54, enabling the first rocker 53 to move to drive the first installation slide rod 57 to move, enabling the first installation slide rod 57 to move to drive the upper pressing wheel 55 to move, after adjustment is completed, enabling the other end of the connecting rope 15 to penetrate through the upper side of the lower pressing wheel 56, and then rotating the first rocker 53 to enable the upper pressing wheel 55 to move downwards to press the connecting rope 15; the second rocker 46 is adjusted and rotated, so that the second rocker 46 moves downwards under the action of threaded fit with a second fixed support 47, the second rocker 46 moves to drive a second installation slide rod to move, the second installation slide rod moves to drive an installation arc plate 49 and a brake pad 48 to brake and limit the brake wheel 30, then the first pull rope 9 is pulled, so that the first pull rope 9 drives the winding wheel 29 to rotate, the winding wheel 29 rotates to drive the weight block 8 to move upwards through the second pull rope 10, after the weight block 8 moves upwards to the upper side of the telegraph pole 2, the first pull rope 9 is stopped to be pulled, the second rocker 46 is rotationally adjusted, the brake on the brake wheel 30 is released, namely the second rotating shaft 28 can rotate, at the moment, under the action of gravity of the weight block 8, the winding wheel 29 rotates reversely, the winding wheel 29 drives the second rotating shaft 28 to rotate through the one-way clutch 61, the second rotating shaft 28 rotates to drive the two second gears 45 to rotate, the two second gears 45 rotate to drive the two first gears 43 to rotate, the two first gears 43 rotate to drive the two first rotating shafts 44 to rotate, the two first rotating shafts 44 rotate to drive the two lower pressing wheels 56 to rotate, and the upper pressing wheel 55 presses the connecting rope 15 at the moment, so that the lower pressing wheels 56 rotate to drive the two connecting ropes 15 to move, and the connecting rope 15 moves to drive the two electric wires 14 at the two sides to approach to the middle through the connecting mechanism 13; in the moving process, two electric wires 14 respectively pass through the installation round holes 21 formed in the electric wire 14 installation blocks in the corresponding side wire frame unit 4, when the electric wires 14 pass through the installation round holes 21, the first limiting sheet 32 on the installation ring 31 can be extruded by the installation round holes 21 after contacting with the installation round holes 21, after the first limiting sheet 32 passes through the installation round holes 21, under the action of self elasticity, the first limiting sheet 32 can be opened to be matched with the circular clamping grooves 22 on the electric wire 14 installation blocks, the limiting effect is realized on the reverse movement of the electric wires 14, and at the moment, the electric wires 14 and the electric wire 14 installation blocks are arranged.
The function of the one-way clutch 61 in the invention is to ensure that the winding wheel 29 rotates without interfering with the second rotating shaft 28 after the limit braking when the pull rope is pulled downwards, and on the other hand, the winding wheel 29 can drive the second rotating shaft 28 to rotate through the one-way clutch 61 when the winding wheel rotates in the reverse direction under the action of the weight 8.
As shown in fig. 3, the connecting wire 3 has two first connecting balls 7 at both ends thereof, and when the connecting wire 3 is mounted, the two first connecting balls 7 are connected to the second clamping pieces 42 of the two connecting mechanisms 13 mounted on the wires 14 on both sides; when the first connecting sphere 7 is connected with the second clamping piece 42, the first connecting sphere 7 is directly clamped between the second clamping piece 42, and the pre-pressure of the spring 38 provides thrust to the second pressing ring 40, so that the second pressing ring 40 presses the second clamping piece 42, and the second pressing piece clamps the first connecting sphere 7; in this state, the threaded ring 37 does not need to exert additional pressure on the spring 38. When the two strands of electric wires 14 on both sides are connected by the connecting electric wires 3, since the electric wires 14 on both sides are already fixed by the corresponding electric wire 14 mounting blocks, there is not much pulling force on the connecting electric wire 3 in the middle, but sufficient pressure is applied to the spring 38 by rotating the threaded sleeve, so that the pressure of the spring 38 fixes the connecting electric wire 3.
In the invention, when the connecting rope 15 is connected with the connecting mechanism 13, the pre-pressure of the spring 38 is relatively small by rotating the threaded sleeve, so that the connecting rope 15 is convenient to fall off when the trigger rod 62 is matched with the vertical plate of the mounting frame 27, and the connecting rope 15 is not easy to fall off in the process of pulling the electric wire 14.
As shown in fig. 9, the first clamping piece 34 has teeth 33 uniformly distributed on an inner wall surface thereof. The clamping force of the connection mechanism 13 and the electric wire 14 is ensured.
As shown in fig. 12, the pressing mechanism 24 includes a first rocking bar 53, a first fixed support 54, an upper pressing wheel 55, and a first mounting sliding rod 57, wherein the lower end of the first fixed support 54 has a circular hole, two first guiding sliding blocks 59 are symmetrically mounted on the inner circular surface of the circular hole, the first fixed support 54 is fixedly mounted on the upper side of the mounting frame 27, the first rocking bar 53 is mounted on the first fixed support 54 through a threaded fit, and the lower end of the first rocking bar 53 is located inside the first fixed support 54; two first guide sliding chutes 58 are symmetrically formed in the outer circular surface of the first mounting sliding rod 57, the upper end of the first mounting sliding rod 57 is rotatably mounted at the lower end of the first rocker 53, the lower end of the first mounting sliding rod 57 penetrates through the first fixed support 54 to be mounted with an upper pressing wheel 55, and the first guide sliding chutes 58 on the first mounting sliding rod 57 are in sliding fit with first guide sliding blocks 59 on the first fixed support 54; the upper pressure wheel 55 cooperates with a corresponding lower pressure wheel 56.
As shown in fig. 11, the braking mechanism 26 includes a second rocking bar 46, a second fixed support 47, a braking plate 48, a mounting arc plate 49, and a second mounting sliding rod, wherein the second fixed support 47 has a circular hole at its lower end, two second guiding sliding blocks 51 are symmetrically mounted on the inner circular surface of the circular hole, the second fixed support 47 is fixedly mounted on the upper side of the mounting frame 27, the second rocking bar 46 is mounted on the second fixed support 47 by means of screw-thread fit, and the lower end of the second rocking bar 46 is located inside the second fixed support 47; two second guide sliding chutes 52 are symmetrically formed in the outer circular surface of the second mounting sliding rod, the upper end of the second mounting sliding rod is rotatably mounted at the lower end of the second rocker 46, the lower end of the second mounting sliding rod penetrates through the second fixed support 47 to be mounted with a mounting arc plate 49, a brake pad 48 is mounted on the mounting arc plate 49, and the brake pad 48 is matched with the corresponding brake wheel 30; the second guide runner 52 of the second mounting slide is in sliding engagement with the second guide slide 51 of the second fixed support 47.
The diameter of the second connecting sphere 25 is 1-1.5 times of the diameter of the connecting rope 15, so that the second connecting sphere 25 on the connecting rope 15 can be separated from the upper pinch roller 55 and the lower pinch roller 56 after the connecting rope 15 is separated from the connecting mechanism 13.
The specific working process is as follows: when the device designed by the invention is used, when the electric wire 14 is dragged and installed, two installation rings 31 are fixed at two ends of the cut electric wire 14, a gap of 5-10 cm is formed between the installed installation rings 31 and the end surface of the electric wire 14, and a plurality of elastic first limiting sheets 32 are uniformly arranged on the circumferential direction of the outer circular surface of each installation ring 31; then fixing a connecting mechanism 13, clamping the electric wire 14 through a first clamping piece 34 in the connecting mechanism 13 and rotating a first pressing ring 36 when fixing the connecting mechanism 13, so that the first pressing ring 36 presses the first clamping piece 34 under the action of threads to clamp the motor; then, a connecting rope 15 is connected to one end of the connecting mechanism 13 with the second clamping piece 42, one end of the connecting rope 15 is provided with a second connecting ball 25, when the connecting rope 15 is connected, the second connecting ball 25 on the connecting rope 15 is wrapped by the second clamping piece 42 in the connecting mechanism 13 and the threaded ring 37 is rotated, so that the threaded ring 37 presses the second pressing ring 40 through the spring 38, and the second clamping piece 42 is pressed by the second pressing ring 40 to clamp the second connecting ball 25; then, the worker brings one end of the connecting rope 15 to the upper side of the utility pole 2, simultaneously brings the tightening adjustment mechanism 60 to the top end of the utility pole 2, detachably mounts the mounting bracket 27 in the tightening adjustment mechanism 60 on the upper sides of the two guide sleeves 18 by screws, and positions the other end of the first pull rope 9 in the tightening adjustment mechanism 60 on the lower side of the utility pole 2; adjusting and rotating the second rocker 46, so that the second rocker 46 moves downwards under the action of threaded fit with the second fixed support 47, the second rocker 46 moves to drive the second installation slide rod to move, the second installation slide rod moves to drive the installation arc plate 49 and the brake sheet 48 to brake and limit the brake wheel 30, then the first pull rope 9 is pulled, so that the first pull rope 9 drives the winding wheel 29 to rotate, the winding wheel 29 rotates to drive the weight 8 to move upwards through the second pull rope 10, and after the weight 8 moves upwards to the upper side of the telegraph pole 2, the first pull rope 9 stops being pulled; then the pressing mechanisms 24 on the two sides are controlled, the first rocker 53 is rotated, the first rocker 53 moves upwards under the effect of threaded fit with the first fixed support 54, the first rocker 53 moves to drive the first mounting slide rod 57 to move, the first mounting slide rod 57 moves to drive the upper pressing wheel 55 to move, after adjustment is completed, the other end of the connecting rope 15 penetrates through the upper side of the lower pressing wheel 56, and then the first rocker 53 is rotated, so that the upper pressing wheel 55 moves downwards to press the connecting rope 15.
After the above operations, the preparation is completed, when the electric wire 14 needs to be pulled up from the ground, the second rocker 46 is rotated and adjusted, the brake on the brake wheel 30 is released, that is, the second rotating shaft 28 is rotatable, at this time, under the action of the gravity of the weight 8, the winding wheel 29 rotates in reverse direction, the second rotating shaft 28 is driven to rotate through the one-way clutch 61, the second rotating shaft 28 rotates to drive the two second gears 45 to rotate, the two second gears 45 rotate to drive the two first gears 43 to rotate, the two first gears 43 rotate to drive the two first rotating shafts 44 to rotate, the two first rotating shafts 44 rotate to drive the two lower pressing wheels 56 to rotate, because the upper pressing wheel 55 compresses the connecting rope 15 at this time, the two connecting ropes 56 rotate to drive the two connecting ropes 15 to move, the connecting rope 15 moves to drive the two electric wires 14 on both sides to be close to the middle through the connecting mechanism 13, the moving speed is adjusted by controlling the pressure of the upper pressure wheel 55 on the connecting rope 15; in the removal process, two strands of electric wires 14 pass respectively and correspond in the installation round hole 21 that opens on the electric wire 14 installation piece in one side line frame unit 4, when electric wire 14 passed installation round hole 21, can be extruded by installation round hole 21 after the first spacing piece 32 on the collar 31 contacts in installation round hole 21, after first spacing piece 32 crossed installation round hole 21, under self elasticity, first spacing piece 32 will strut and cooperate with circular draw-in groove 22 on the electric wire 14 installation piece, play limiting displacement to electric wire 14's reverse movement.
After the first limiting piece 32 passes through the mounting round hole 21, the trigger rod 62 in the connecting structure is in extrusion fit with the vertical plate of the mounting frame 27, the trigger rod 62 drives the second compression ring 40 to move relative to the mounting rod 39 under the action of the vertical plate, the pressure of the second clamping piece 42 on the second connecting sphere 25 is removed, after the pressure is removed, the electric wire 14 can move reversely under the dragging action, the first limiting piece 32 is limited by the circular clamping groove 22, the electric wire 14 cannot fall off from the telegraph pole 2, and the electric wire 14 is mounted on the mounting block of the electric wire 14 at the moment.
Under the matching action of the trigger rod 62 and the vertical plate of the mounting frame 27, the design that the connecting rope 15 is separated from the connecting mechanism 13 can ensure that the connecting rope 15 is mutually influenced due to different lengths of the connecting rope 15 when the electric wires 14 on two sides are pulled simultaneously.
After the electric wires 14 on two sides are all fixed on the corresponding electric wire 14 mounting frames 27, the telescopic outer sleeves 17 are adjusted to rotate, under the combined action that the telescopic inner rods 19 are in threaded fit with the telescopic outer sleeves 17, and the two guide sleeves 18 limit the rotation of the two telescopic inner rods 19, the telescopic outer sleeves 17 in the middle of the two telescopic inner rods 19 relatively slide towards the middle, and the tensioning effect can be achieved on the two electric wires 14 mounted on the two telescopic inner rods 19. The two ends of the connecting wire 3 are arranged between the two connecting mechanisms 13 through the matching of the first connecting sphere 7 and the second clamping sheet 42, the spring 38 is pressed through rotating the threaded sleeve, so that the spring 38 pushes the second pressing ring 40 to press the second clamping sheet 42, and the first connecting sphere 7 is clamped.
And then dragging, installing and tightening the wires 14 on the remaining two wire frame units 4.
Claims (5)
1. The utility model provides a device that electric power construction shaft tower tightened up electric wire which characterized in that: the stringing module consists of three line frame units and a mounting sleeve, the mounting sleeve is detachably mounted at the upper end of a telegraph pole, one line frame unit is fixedly mounted on the upper side of the mounting sleeve, and the other two line frame units are symmetrically mounted on two sides of the mounting sleeve through a fixing rod respectively;
the wire rack unit comprises a mounting cross rod, a telescopic rod, a resistor and an electric wire mounting block, wherein the mounting cross rod is of a U-shaped structure, and two square guide sleeves are arranged at two ends of the mounting cross rod; the telescopic rod consists of a telescopic outer sleeve and two telescopic inner rods which are slidably arranged at the two ends of the telescopic outer sleeve, internal threads are arranged on the inner circular surface of the telescopic outer sleeve, one end of each telescopic inner rod is cylindrical, external threads are arranged on the cylindrical outer circular surface, and the other end of each telescopic inner rod is square; the square ends of the two telescopic inner rods are slidably arranged on the two guide sleeves, and the cylindrical ends of the two telescopic inner rods are in threaded fit connection with the telescopic outer sleeves; one ends of the two telescopic inner rods, which are far away from the telescopic outer sleeves, are respectively detachably provided with a resistance piece, and the two resistance pieces are fixed on the corresponding telescopic inner rods through two tightening nuts;
an insulated wire mounting block is mounted on the upper sides of the two resistor pieces, one end of the wire mounting block is provided with a mounting round hole, the other end of the wire mounting block is provided with a round clamping groove, and the round clamping groove is communicated with the mounting round hole; the mounting cross rods in the wire frame units in the middle are fixedly mounted on the upper side of the mounting sleeve, and the mounting cross rods in the two wire frame units on the two sides are mounted on the two sides of the mounting sleeve through two fixing rods;
the tightening adjusting mechanism comprises lower pressing wheels, mounting frames, pressing mechanisms, first rotating shafts, first gears, second gears, first pull ropes, second pull ropes, winding wheels, braking mechanisms, second rotating shafts and one-way clutches, wherein the mounting frames are composed of two parts, the two first rotating shafts are respectively rotatably mounted on the upper sides of the two mounting frames, the two lower pressing wheels are respectively and fixedly mounted at one ends of the two first rotating shafts, and the two pressing mechanisms are respectively mounted on the two mounting frames and are positioned on the upper sides of the corresponding lower pressing wheels; the two first gears are fixedly arranged on the two first rotating shafts respectively, the second rotating shafts are rotatably arranged on the upper sides of the two mounting frames, the two second gears are fixedly arranged at two ends of the second rotating shafts, and the two second gears are meshed with the two first gears in a one-to-one corresponding mode; the brake wheel is fixedly arranged on the second rotating shaft, the brake mechanism is arranged on the upper side of one of the two mounting racks, and the brake mechanism is positioned on the upper side of the brake wheel and brakes the brake wheel; the winding wheel is arranged on the second rotating shaft through a one-way clutch, the winding wheel is provided with two symmetrical winding grooves, the first pull rope and the second pull rope are respectively wound in the two winding grooves, and the second pull rope is fixed with a heavy block;
the connecting mechanism comprises a first clamping piece, a first compression ring, a threaded ring, a spring, a second clamping piece, a second compression ring, an installation rod and a trigger rod, wherein an external thread is arranged on the outer circular surface of the installation rod, a plurality of elastic first clamping pieces are uniformly arranged at one end of the installation rod in the circumferential direction, and a plurality of elastic arc-shaped second clamping pieces are uniformly arranged at the other end of the installation rod in the circumferential direction; the inner circle surface of one end of the first compression ring is provided with a second taper surface, the inner circle surface of the other end of the first compression ring is provided with internal threads, the first compression ring is installed on the installation rod through the matching of the internal threads and the external threads, and the second taper surface of the first compression ring is matched with the first clamping piece installed on the installation rod; the inner circular surface at one end of the second compression ring is provided with a first conical surface, the second compression ring is slidably arranged on the mounting rod, and the first conical surface on the second compression ring is matched with the second clamping piece arranged on the mounting rod; the threaded ring is arranged on the mounting rod in a threaded fit manner and is positioned between the first compression ring and the second compression ring, and a spring is arranged between the threaded ring and the second compression ring and is a compression spring and has pre-pressure; a trigger rod is fixedly arranged on the outer circular surface of one end, far away from the threaded ring, of the second compression ring, and the trigger rod is in extrusion fit with a vertical plate on the mounting frame;
before the electric wire is installed, two installation rings are fixed at two ends of the cut electric wire, a gap of 5-10 cm is formed between the installed installation rings and the end face of the electric wire, and a plurality of first limiting pieces with elasticity are uniformly arranged on the circumferential direction of the outer circular surface of each installation ring; when the electric wire is installed, the electric wire penetrates through an installation round hole formed in an electric wire installation block in the corresponding side wire frame unit and is fixedly provided with a connecting mechanism, and when the connecting mechanism is fixed, the electric wire is clamped through a first clamping piece in the connecting mechanism and a first pressing ring is rotated, so that the first pressing ring extrudes the first clamping piece to clamp the motor; then one end of the connecting mechanism, which is provided with a second clamping piece, is connected with a connecting rope, one end of the connecting rope is provided with a second connecting ball body, when the connecting rope is connected, the second connecting ball body on the connecting rope is wrapped by the second clamping piece in the connecting mechanism and the threaded ring is rotated, so that the threaded ring extrudes the second pressing ring through the spring, and the second clamping piece is extruded by the second pressing ring to clamp the second connecting ball body; then, the mounting frame in the tightening adjusting mechanism is detachably mounted on the upper sides of the two guide sleeves through screws, and the other end of the pull rope in the collecting adjusting mechanism is positioned on the lower side of the telegraph pole; then the other end of the connecting rope penetrates through a round hole in a vertical plate of the mounting frame, is positioned on the upper side of the lower pressing wheel and is matched with the pressing mechanism, and the pressing mechanism is adjusted to press the connecting rope;
after the electric wires are fixed on the wire frame unit, the two electric wires on the two sides are connected through the connecting electric wires.
2. The device for tightening the electric wire on the electric power construction tower according to claim 1, wherein: two ends of the connecting wire are provided with two first connecting spheres, and when the connecting wire is installed, the two first connecting spheres are connected with the second clamping pieces of the two connecting mechanisms installed on the wires on two sides; when the first connecting sphere is connected with the second clamping sheet, the first connecting sphere is directly clamped between the second clamping sheet, thrust is provided for the second compression ring through the pre-pressure of the spring, so that the second compression ring compresses the second clamping sheet, and the second compression sheet clamps the first connecting sphere; in this state, the threaded ring does not need to exert additional pressure on the spring.
3. The device for tightening the electric wire on the electric power construction tower according to claim 1, wherein: the inner wall surface of the first clamping piece is provided with teeth which are uniformly distributed.
4. The device for tightening the electric wire on the electric power construction tower according to claim 1, wherein: the pressing mechanism comprises a first rocker, a first fixed support, an upper pressing wheel and a first installation sliding rod, wherein the lower end of the first fixed support is provided with a round hole, two first guide sliding blocks are symmetrically installed on the inner circular surface of the round hole, the first fixed support is fixedly installed on the upper side of the installation frame, the first rocker is installed on the first fixed support in a threaded fit mode, and the lower end of the first rocker is located on the inner side of the first fixed support; two first guide sliding chutes are symmetrically formed in the outer circular surface of the first installation sliding rod, the upper end of the first installation sliding rod is rotatably installed at the lower end of the first rocker, the lower end of the first installation sliding rod penetrates through the first fixed support to be provided with an upper pressing wheel, and the first guide sliding chutes in the first installation sliding rod are in sliding fit with the first guide sliding blocks in the first fixed support; the upper pinch roller is matched with the corresponding lower pinch roller.
5. The device for tightening the electric wire on the electric power construction tower according to claim 1, wherein: the braking mechanism comprises a second rocker, a second fixed support, a braking brake sheet, an installation arc plate and a second installation sliding rod, wherein the lower end of the second fixed support is provided with a round hole, two second guide sliding blocks are symmetrically installed on the inner circular surface of the round hole, the second fixed support is fixedly installed on the upper side of the installation frame, the second rocker is installed on the second fixed support in a threaded fit manner, and the lower end of the second rocker is located on the inner side of the second fixed support; two second guide sliding chutes are symmetrically formed in the outer circular surface of the second mounting sliding rod, the upper end of the second mounting sliding rod is rotatably mounted at the lower end of the second rocker, the lower end of the second mounting sliding rod penetrates through the second fixed support to be mounted with a mounting arc plate, and a brake sheet is mounted on the mounting arc plate and matched with a corresponding brake wheel; and a second guide sliding chute on the second mounting sliding rod is in sliding fit with a second guide sliding block on the second fixed support.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110995311.6A CN113765021B (en) | 2021-08-27 | 2021-08-27 | Device for tightening electric wire on electric power construction tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110995311.6A CN113765021B (en) | 2021-08-27 | 2021-08-27 | Device for tightening electric wire on electric power construction tower |
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| CN113765021B CN113765021B (en) | 2022-11-15 |
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| CN114961392A (en) * | 2022-06-09 | 2022-08-30 | 崔春秀 | Electric power wire pole of building temporarily |
| CN115070333A (en) * | 2022-08-19 | 2022-09-20 | 长治市三耐铸业有限公司 | Matching device for overturning of positioner |
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|---|---|
| CN113765021B (en) | 2022-11-15 |
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Effective date of registration: 20230406 Address after: No. 32, Yingjiawu, Limin Village, Lingqiao Town, Fuyang District, Hangzhou City, Zhejiang Province, 311418 Patentee after: Hangzhou Tuosheng Construction Engineering Co.,Ltd. Address before: 311400 No. 206, Shangguan village, Shangguan Township, Fuyang District, Hangzhou City, Zhejiang Province Patentee before: Sheng Lingang |
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Denomination of invention: A device for tightening wires on power construction poles and towers Effective date of registration: 20231103 Granted publication date: 20221115 Pledgee: Zhejiang Mintai Commercial Bank Co.,Ltd. Fuyang Jiangnan Small and Micro Enterprise Specialized Sub branch Pledgor: Hangzhou Tuosheng Construction Engineering Co.,Ltd. Registration number: Y2023980063862 |
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Granted publication date: 20221115 Pledgee: Zhejiang Mintai Commercial Bank Co.,Ltd. Fuyang Jiangnan Small and Micro Enterprise Specialized Sub branch Pledgor: Hangzhou Tuosheng Construction Engineering Co.,Ltd. Registration number: Y2023980063862 |
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Effective date of registration: 20240122 Address after: 311400, 1st Floor, No. 50, Wang Village, Limin Village, Lingqiao Town, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Jiayin E-commerce Co.,Ltd. Country or region after: China Address before: No. 32, Yingjiawu, Limin Village, Lingqiao Town, Fuyang District, Hangzhou City, Zhejiang Province, 311418 Patentee before: Hangzhou Tuosheng Construction Engineering Co.,Ltd. Country or region before: China |