CN117937326B - Cable threading traction equipment for building electrical engineering - Google Patents
Cable threading traction equipment for building electrical engineering Download PDFInfo
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- CN117937326B CN117937326B CN202410330742.4A CN202410330742A CN117937326B CN 117937326 B CN117937326 B CN 117937326B CN 202410330742 A CN202410330742 A CN 202410330742A CN 117937326 B CN117937326 B CN 117937326B
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- 238000004870 electrical engineering Methods 0.000 title claims abstract description 20
- 238000001125 extrusion Methods 0.000 claims description 33
- 238000005096 rolling process Methods 0.000 claims description 10
- 239000012634 fragment Substances 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 210000001787 dendrite Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/08—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling
- H02G1/088—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling using pulling devices movable inside conduits
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The invention discloses cable threading traction equipment for building electrical engineering, which relates to the technical field of electrical engineering, and comprises a shell and a connecting plate fixedly connected to the outer surface of the shell; the sliding device is arranged, so that the shell can slide in the inner wall of the pipeline and can still slide stably when encountering a bending part of the pipeline, and the cable can slide stably on the inner wall of the pipeline when passing through the pipeline; the unidirectional limiting device is arranged, so that the cable can be limited by the unidirectional limiting device, the cable can only move from the wire inlet pipe to the wire outlet pipe in the inner cavity of the shell, and the cable cannot move from the wire outlet pipe to the wire inlet pipe, so that the cable cannot move relatively to the shell when moving, and the effect of enabling the cable to stably pass through a bent or obstacle-containing pipeline is achieved.
Description
Technical Field
The invention relates to the technical field of electrical engineering, in particular to cable threading traction equipment for building electrical engineering.
Background
The power cable is a cable for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station outgoing lines, power supply in industrial and mining enterprises and power transmission lines under sea water passing through the river. In the electric power line, the proportion of the cable is gradually increasing. Power cables are cable products used in the main line of power systems to transmit and distribute high power electrical energy, including various voltage classes of 1-500kV and above, various insulated power cables. The plastic insulating power cable, the insulating layer is the power cable of extrusion plastics. Common plastics are polyvinyl chloride, polyethylene, crosslinked polyethylene. The plastic cable has the advantages of simple structure, convenient manufacturing and processing, light weight, convenient laying and installation and no limitation of laying fall. Therefore, the cable is widely used as a medium-low voltage cable and has a tendency to replace a viscous impregnated oilpaper cable. The biggest disadvantage is the dendrite breakdown phenomenon, which limits its use at higher voltages;
When a plastic insulated power cable is laid, it is sometimes required that the plastic insulated power cable passes through a pipe; when the cable is in contact with the bending of the pipeline and the inner wall is blocked, the cable is blocked on the inner wall of the pipeline.
Disclosure of Invention
In order to achieve the above purpose, the invention is realized by the following technical scheme: a cable threading traction device for building electrical engineering comprises a shell and a connecting plate fixedly connected to the outer surface of the shell;
The sliding device is arranged, so that the shell can slide in the inner wall of the pipeline and can still slide stably when encountering a bending part of the pipeline, and the cable can slide stably on the inner wall of the pipeline when passing through the pipeline;
The unidirectional limiting device is arranged, so that the cable can be limited, the cable can only move from the inlet pipe to the outlet pipe in the inner cavity of the shell, but cannot move from the outlet pipe to the inlet pipe, and therefore, the cable cannot move relative to the shell when moving, and the unidirectional limiting device is used for limiting the sliding direction of the cable in the inner cavity of the shell and is fixedly connected with the inlet pipe on the outer surface of the unidirectional limiting device;
The fixing device is used for clamping the cable in the inner cavity of the shell and fixedly connecting an outlet pipe on the outer surface of the fixing device;
The sliding device is arranged on the outer surface of the shell, the sliding device is fixedly connected to the outer surface of the shell through a connecting plate, the incoming line pipe is fixedly connected to the top of the inner wall of the shell, the one-way limiting device is fixedly connected to the top of the inner wall of the shell through the incoming line pipe, the outgoing line pipe is fixedly connected to the bottom of the inner wall of the shell, and the fixing device is fixedly connected to the bottom of the inner wall of the shell through the outgoing line pipe;
The sliding device comprises a limiting frame and a supporting plate, wherein the limiting frame is fixedly connected to the inner wall of the connecting plate, the supporting plate is fixedly connected to the end part of the outer surface of the connecting plate, the rolling device is rotationally connected to the inner wall of the limiting frame, the rolling device can be limited by the setting of the limiting frame, the rolling device comprises a rotating rod, the rotating rod is rotationally connected to the inner wall of the limiting frame, the connecting rod is fixedly connected to the outer surface of the rotating rod, and the connecting rod can rotate in the inner wall of the limiting frame due to the setting of the rotating rod.
Preferably, the one end fixedly connected with fixed frame of dwang is kept away from to the connecting rod, the inner wall department rotation of fixed frame is connected with the dwang, the tip fixedly connected with gyro wheel of dwang, the setting of fixed frame can be spacing the dwang, and the setting of dwang can make the gyro wheel produce stable rotation in the inner chamber of fixed frame.
Preferably, the outer surface fixedly connected with resilient mounting of backup pad through setting up resilient mounting, can make the gyro wheel rebound when the gyro wheel meets the obstacle and produces the removal to tightly with the inner wall contact of pipeline, resilient mounting includes the track pipe, track pipe fixedly connected at the surface of connecting rod, the inner wall department sliding connection of track pipe has the arc pole, the tip fixedly connected at the surface of backup pad of arc pole, the one end fixedly connected with spring of backup pad is kept away from to the arc pole, the one end fixedly connected with of arc pole is kept away from in the inner wall department of track pipe to the spring, and the setting of track pipe can be spacing to the arc pole to make the arc pole produce stable slip at the inner wall of track pipe, the setting of spring can make the arc pole resume the effect of normal position after the track pipe inner wall removes.
Preferably, the rebound device further comprises an extrusion rod and an elastic pad, the extrusion rod is fixedly connected to the lower surface of the rotating rod, the elastic pad is fixedly connected to the outer surface of the supporting plate, and the extrusion rod is arranged to limit the extrusion rod when the rotating rod rotates.
Preferably, the one end fixedly connected with extrusion piece that the dwang was kept away from to the extrusion pole, extrusion piece and elastic pad looks extrusion adaptation, extrusion piece and elastic pad's setting can prevent that the dwang from driving the connecting rod and producing the excessive rotation.
Preferably, the unidirectional limiting device comprises a first supporting rod, the first supporting rod is fixedly connected to the inner wall of the incoming line pipe, the end part of the first supporting rod is fixedly connected with a first circular ring, the outer surface of the first circular ring is fixedly connected with a first soft cushion, the number of the first soft cushions is a plurality of, the first soft cushions are uniformly distributed, the first circular ring and the first soft cushions of the plurality of are arranged, and when a cable enters the inner cavity of the shell, the cable can be straightened to a certain extent, so that the cable is prevented from being curled to cause obstruction when the cable is threaded.
Preferably, the unidirectional limiting device further comprises a second supporting rod, the second supporting rod is fixedly connected to the inner wall of the incoming pipe, the end part of the second supporting rod is fixedly connected with a second circular ring, the outer surface of the second circular ring is slidably connected with a sliding sleeve, and the sliding sleeve can be limited by the second circular ring, so that the sliding sleeve can stably slide on the outer surface of the second circular ring.
Preferably, the outer surface fixedly connected with swash plate of slip cap, the setting of swash plate can be after the cable gets into inlet wire pipe inner chamber, with cable surface contact to make the slip cap rotatory at the second ring surface, the last fixed surface of swash plate is connected with the fixed plate, the fixed surface fixedly connected with antiskid ribbed tile of fixed plate, the bottom fixedly connected with extrusion strip of swash plate surface, the tip fixedly connected with second cushion of extrusion strip, the setting of antiskid ribbed tile can produce frictional force with cable sheath when contacting with cable sheath, thereby makes the swash plate produce the slope, and the setting of extrusion strip and second cushion can block the cable when cable opposite direction removes.
Preferably, the fixing device comprises a third soft cushion, a guide strip and an internal thread ring, wherein the third soft cushion is fixedly connected to the top of the inner wall of the outgoing line pipe, the guide strip is fixedly connected to the middle of the inner wall of the outgoing line pipe, the internal thread ring is fixedly connected to the bottom end of the outgoing line pipe, and the third soft cushion and the guide strip are arranged and can be matched with the first circular ring and the first soft cushion, so that the cable is further straightened.
Preferably, the inner wall department threaded connection of internal thread ring has the external screw thread ring, the last fixed surface of external screw thread ring is connected with the extrusion ring, and the setting of external screw thread ring can be when rotatory, drives the direction removal of extrusion ring to the inlet wire pipe, the lower fixed surface of external screw thread ring is connected with the antiskid ring, the lower fixed surface of outlet wire pipe is connected with the shell fragment, the bottom fixedly connected with antiskid ribbed tile of shell fragment, shell fragment and antiskid ribbed tile's setting can be under the extrusion of extrusion ring, contacts with the cable sheath to make the cable can not produce the removal, extrusion ring and antiskid ribbed tile looks extrusion adaptation.
The invention provides a cable threading traction device for building electrical engineering. The beneficial effects are as follows:
1. the cable threading traction equipment for the building electrical engineering can enable the shell to slide in the inner wall of the pipeline through the sliding device, and can still stably slide when encountering the bending part of the pipeline, so that the cable can stably slide with the inner wall of the pipeline when passing through the pipeline.
2. The cable threading traction equipment for the building electrical engineering can limit the cable by arranging the unidirectional limiting device, so that the cable can only move from the wire inlet pipe to the wire outlet pipe in the inner cavity of the shell, but cannot move from the wire outlet pipe to the wire inlet pipe, and therefore, the cable cannot move relatively to the shell when moving.
3. According to the cable threading traction equipment for the building electrical engineering, the fixing device is arranged, so that the cable in the inner cavity of the shell can be clamped, and the shell and the cable are prevented from moving relatively when the cable passes through the pipeline.
4. This cable threading haulage equipment of building electrical engineering, through setting up resilient means, can be when the gyro wheel runs into the obstacle and produces the removal, make the gyro wheel rebound to tightly with the inner wall contact of pipeline, the setting of track pipe can be spacing to the arc pole, thereby makes the arc pole produce stable slip at the inner wall of track pipe, the setting of spring can make the arc pole resume the effect of normal position after the track pipe inner wall removes.
5. The cable threading traction equipment for the building electrical engineering can be contacted with the outer surface of the cable after the cable enters the inner cavity of the inlet wire pipe through the inclined plate, so that the sliding sleeve rotates on the outer surface of the second circular ring.
Drawings
FIG. 1 is a schematic view of the external structure of a cable threading traction device for building electrical engineering according to the present invention;
FIG. 2 is a schematic cross-sectional view of a cable threading traction device for building electrical engineering according to the present invention;
FIG. 3 is a schematic view of a sliding device according to the present invention;
FIG. 4 is a schematic diagram of a rolling device according to the present invention;
FIG. 5 is a schematic view of a rebound device according to the present invention;
FIG. 6 is a schematic view of a unidirectional limiting device according to the present invention;
FIG. 7 is a schematic view of a part of the structure of the unidirectional limiting device of the present invention;
FIG. 8 is a schematic view of a fixing device according to the present invention;
Fig. 9 is a schematic view showing a partial structure of the fixing device of the present invention.
In the figure: 1. a housing; 2. a connecting plate; 3. a sliding device; 4. a wire inlet pipe; 5. a unidirectional limiting device; 6. a wire outlet pipe; 7. a fixing device; 31. a limit frame; 32. a support plate; 33. a rolling device; 34. a rebound device; 331. a rotating lever; 332. a connecting rod; 333. a fixed frame; 334. a rotating block; 335. a roller; 341. a rail pipe; 342. a spring; 343. an arc-shaped rod; 344. an extrusion rod; 345. extruding a block; 346. an elastic pad; 51. a first support bar; 52. a first ring; 53. a first cushion; 54. a second support bar; 55. a second ring; 56. a sliding sleeve; 57. a sloping plate; 58. a fixing plate; 59. an anti-skid block; 510. extruding the strip; 511. a second cushion; 71. a third cushion; 72. a guide bar; 73. an internally threaded ring; 74. an external threaded ring; 75. an anti-slip ring; 76. a pressing ring; 77. a spring plate; 78. a antiskid plate.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
In a first embodiment, as shown in fig. 1 to 5, the present invention provides a technical solution: the cable threading traction equipment for the building electrical engineering comprises a shell 1 and a connecting plate 2 fixedly connected to the outer surface of the shell 1;
the sliding device 3 is arranged, so that the shell 1 can slide in the inner wall of the pipeline and can still stably slide when encountering a bending part of the pipeline, and therefore, when a cable passes through the pipeline, the cable can stably slide in the inner wall of the pipeline, and the sliding device 3 is used for driving the cable to slide in the pipeline;
The unidirectional limiting device 5 is arranged, so that the cable can be limited by arranging the unidirectional limiting device 5, the cable can only move from the inlet pipe 4 to the outlet pipe 6 in the inner cavity of the shell 1, but can not move from the outlet pipe 6 to the inlet pipe 4, and therefore, the cable can not move relative to the shell 1 when moving, and the unidirectional limiting device 5 is used for limiting the sliding direction of the cable in the inner cavity of the shell 1 and is fixedly connected with the inlet pipe 4 on the outer surface of the unidirectional limiting device 5;
the fixing device 7 is used for clamping the cable in the inner cavity of the shell 1 and fixedly connecting the outlet pipe 6 on the outer surface of the fixing device 7;
The sliding device 3 is arranged on the outer surface of the shell 1, the sliding device 3 is fixedly connected to the outer surface of the shell 1 through the connecting plate 2, the incoming line pipe 4 is fixedly connected to the top of the inner wall of the shell 1, the one-way limiting device 5 is fixedly connected to the top of the inner wall of the shell 1 through the incoming line pipe 4, the outgoing line pipe 6 is fixedly connected to the bottom of the inner wall of the shell 1, and the fixing device 7 is fixedly connected to the bottom of the inner wall of the shell 1 through the outgoing line pipe 6;
The sliding device 3 comprises a limiting frame 31 and a supporting plate 32, the limiting frame 31 is fixedly connected to the inner wall of the connecting plate 2, the supporting plate 32 is fixedly connected to the end portion of the outer surface of the connecting plate 2, the rolling device 33 is rotatably connected to the inner wall of the limiting frame 31, the rolling device 33 can be limited by the arrangement of the limiting frame 31, the rolling device 33 comprises a rotating rod 331, the rotating rod 331 is rotatably connected to the inner wall of the limiting frame 31, a connecting rod 332 is fixedly connected to the outer surface of the rotating rod 331, and the connecting rod 332 can rotate in the inner wall of the limiting frame 31 due to the arrangement of the rotating rod 331.
The end of the connecting rod 332 far away from the rotating rod 331 is fixedly connected with a fixed frame 333, the inner wall of the fixed frame 333 is rotationally connected with a rotating block 334, the end part of the rotating block 334 is fixedly connected with a roller 335, the fixed frame 333 is arranged to limit the rotating block 334, the roller 335 can stably rotate in the inner cavity of the fixed frame 333 due to the arrangement of the rotating block 334, the outer surface of the supporting plate 32 is fixedly connected with a rebound device 34, the roller 335 rebounds and tightly contacts with the inner wall of a pipeline when the roller 335 encounters an obstacle to move due to the arrangement of the rebound device 34, the rebound device 34 comprises a track tube 341, the track tube 341 is fixedly connected with the outer surface of the connecting rod 332, the inner wall of the track tube 341 is slidably connected with an arc-shaped rod 343, the end part of the arc-shaped rod 343 is fixedly connected with the outer surface of the supporting plate 32, the end of the arc rod 343 far away from the supporting plate 32 is fixedly connected with a spring 342, the end of the spring 342 far away from the arc rod 343 is fixedly connected with the inner wall of the track tube 341, the arrangement of the track tube 341 can limit the arc rod 343, so that the arc rod 343 can stably slide on the inner wall of the track tube 341, the arrangement of the spring 342 can enable the arc rod 343 to restore the original position after the inner wall of the track tube 341 moves, the rebound device 34 also comprises a squeezing rod 344 and an elastic pad 346, the squeezing rod 344 is fixedly connected with the lower surface of the rotating rod 331, the elastic pad 346 is fixedly connected with the outer surface of the supporting plate 32, the arrangement of the squeezing rod 344 can limit the squeezing rod 344 when the rotating rod 331 rotates, the end of the squeezing rod 344 far away from the rotating rod 331 is fixedly connected with a squeezing block 345, the squeezing block 345 is in squeezing fit with the elastic pad 346, the setting of extrusion piece 345 and elastic pad 346 can prevent that dwang 331 from driving connecting rod 332 and producing excessive rotation, during the use, operating personnel is after the cable is fixed, place whole device in the pipeline, and make the one end of cable pass the pipeline, later pull cable, in the in-process of pulling, gyro wheel 335 and dwang 334 rotate in fixed frame 333 inner chamber, and then make shell 1 steadily slide, when meetting the obstacle, dwang 331 produces the rotation, and then make gyro wheel 335 avoid the obstacle, later under the influence of spring 342 elastic potential energy, make arc-shaped rod 343 and track pipe 341 resume the original state, and then make gyro wheel 335 contact with the inner wall of pipeline all the time.
In a second embodiment, as shown in fig. 6-7, the unidirectional limiting device 5 includes a first supporting rod 51, the first supporting rod 51 is fixedly connected to the inner wall of the wire inlet pipe 4, the end portion of the first supporting rod 51 is fixedly connected with a first circular ring 52, the outer surface of the first circular ring 52 is fixedly connected with a first soft cushion 53, the number of the first soft cushions 53 is a plurality of, and the plurality of the first soft cushions 53 are uniformly distributed, the arrangement of the first circular ring 52 and the plurality of first soft cushions 53 can perform a certain straightening work on a cable when the cable enters the inner cavity of the housing 1, thereby preventing the cable from being blocked when the cable is curled, the unidirectional limiting device 5 further includes a second supporting rod 54, the second supporting rod 54 is fixedly connected to the inner wall of the wire inlet pipe 4, the end portion of the second supporting rod 54 is fixedly connected with a second circular ring 55, the outer surface of the second circular ring 55 is slidably connected with a sliding sleeve 56, the sliding sleeve 56 can be limited by the arrangement of the second circular ring 55, the sliding sleeve 56 can stably slide on the outer surface of the second circular ring 55, the outer surface of the sliding sleeve 56 is fixedly connected with a sloping plate 57, the sloping plate 57 can contact with the outer surface of a cable after the cable enters the inner cavity of the inlet tube 4, so that the sliding sleeve 56 rotates on the outer surface of the second circular ring 55, the upper surface of the sloping plate 57 is fixedly connected with a fixing plate 58, the outer surface of the fixing plate 58 is fixedly connected with a non-slip block 59, the bottom of the outer surface of the sloping plate 57 is fixedly connected with a squeezing strip 510, the end part of the squeezing strip 510 is fixedly connected with a second soft cushion 511, the arrangement of the non-slip block 59 can generate friction force with the cable sheath when contacting with the cable sheath, so that the sloping plate 57 tilts, the setting of extrusion strip 510 and second cushion 511 can block the cable when the cable opposite direction removes, during the use, and operating personnel inserts the tip of cable into the inner chamber of spool 4, and when removing, the cable contacts with first cushion 53 and first ring 52 to make winding cable can be straightened, and when the cable opposite direction removes, the cable can contact with non slipping spur 59, thereby makes swash plate 57 and slip cap 56 rotate at second ring 55 surface, finally makes extrusion strip 510 and second cushion 511 and cable sheath contact, thereby separation cable opposite direction removes.
In a third embodiment, as shown in fig. 8-9, the fixing device 7 includes a third cushion 71, a guide strip 72 and an internal thread ring 73, the third cushion 71 is fixedly connected to the top of the inner wall of the outgoing line pipe 6, the guide strip 72 is fixedly connected to the middle of the inner wall of the outgoing line pipe 6, the internal thread ring 73 is fixedly connected to the bottom end of the outgoing line pipe 6, the third cushion 71 and the guide strip 72 are arranged and can be matched with the first circular ring 52 and the first cushion 53, so that the cable is further straightened, an external thread ring 74 is connected to the inner wall of the internal thread ring 73 in a threaded manner, the upper surface of the external thread ring 74 is fixedly connected with a pressing ring 76, the pressing ring 76 can be driven to move towards the direction of the incoming line pipe 4 when the external thread ring 74 rotates, a sliding preventing ring 75 is fixedly connected to the lower surface of the external thread ring 74, the lower surface of the outgoing line pipe 6 is fixedly connected with a spring 77, the bottom end of the spring plate 77 is fixedly connected with a sliding preventing plate 78, 77 and the setting of the sliding plate 78 and the sliding preventing plate 78 can be matched with the cable, so that the cable is not pressed with the cable 76, and the cable is pressed with the external thread ring 76 when the cable is in a rotating contact with the external thread ring, and the inner cavity 78 is pressed, and the cable is finally, and the cable is placed in a rotating contact with the sliding preventing ring 78.
When the device is used, an operator places the whole device in a pipeline after the cable is fixed, one end of the cable passes through the pipeline, then the cable is pulled, in the pulling process, the roller 335 and the rotating block 334 rotate in the inner cavity of the fixed frame 333, so that the shell 1 slides stably, when encountering obstacles, the rotating rod 331 rotates, so that the roller 335 avoids the obstacles, and then under the influence of elastic potential energy of the spring 342, the arc-shaped rod 343 and the track pipe 341 are restored, so that the roller 335 always contacts with the inner wall of the pipeline;
The operator inserts the end of the cable into the inner cavity of the wire pipe 4, and when moving, the cable contacts the first soft pad 53 and the first circular ring 52, so that the wound cable can be straightened, and when the cable moves in the opposite direction, the cable contacts the anti-slip block 59, so that the inclined plate 57 and the slip cap 56 rotate on the outer surface of the second circular ring 55, and finally the extrusion strip 510 and the second soft pad 511 contact the cable sheath, so that the cable is blocked from moving in the opposite direction;
After the cable is placed, an operator rotates the anti-slip ring 75, so that the externally threaded ring 74 rotates in the inner cavity of the internally threaded ring 73, the extrusion ring 76 is extruded by the elastic sheet 77 and the anti-slip plate 78, and finally the anti-slip plate 78 contacts with the outer surface of the cable, so that the cable is fixed.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (5)
1. A cable threading traction device for building electrical engineering, comprising:
the shell (1) and the connecting plate (2) are fixedly connected to the outer surface of the shell (1);
The sliding device (3) is used for driving the cable to slide in the pipeline;
the unidirectional limiting device (5) is used for limiting the sliding direction of the cable in the inner cavity of the shell (1), and the wire inlet pipe (4) is fixedly connected to the outer surface of the unidirectional limiting device (5);
The fixing device (7) is used for clamping the cable in the inner cavity of the shell (1) and fixedly connecting the outlet pipe (6) on the outer surface of the fixing device (7);
The sliding device (3) is arranged on the outer surface of the shell (1), the sliding device (3) is fixedly connected to the outer surface of the shell (1) through a connecting plate (2), the wire inlet pipe (4) is fixedly connected to the top of the inner wall of the shell (1), the one-way limiting device (5) is fixedly connected to the top of the inner wall of the shell (1) through the wire inlet pipe (4), the wire outlet pipe (6) is fixedly connected to the bottom of the inner wall of the shell (1), and the fixing device (7) is fixedly connected to the bottom of the inner wall of the shell (1) through the wire outlet pipe (6);
The sliding device (3) comprises a limiting frame (31) and a supporting plate (32), wherein the limiting frame (31) is fixedly connected to the inner wall of the connecting plate (2), the supporting plate (32) is fixedly connected to the end part of the outer surface of the connecting plate (2), a rolling device (33) is rotationally connected to the inner wall of the limiting frame (31), the rolling device (33) comprises a rotating rod (331), the rotating rod (331) is rotationally connected to the inner wall of the limiting frame (31), and a connecting rod (332) is fixedly connected to the outer surface of the rotating rod (331);
The unidirectional limiting device (5) comprises a first supporting rod (51), the first supporting rod (51) is fixedly connected to the inner wall of the wire inlet pipe (4), the end part of the first supporting rod (51) is fixedly connected with a first circular ring (52), the outer surface of the first circular ring (52) is fixedly connected with a first soft cushion (53), the number of the first soft cushions (53) is a plurality, and the first soft cushions (53) are uniformly distributed;
The unidirectional limiting device (5) further comprises a second supporting rod (54), the second supporting rod (54) is fixedly connected to the inner wall of the wire inlet pipe (4), the end part of the second supporting rod (54) is fixedly connected with a second circular ring (55), and the outer surface of the second circular ring (55) is slidably connected with a sliding sleeve (56);
The outer surface of the sliding sleeve (56) is fixedly connected with a sloping plate (57), the upper surface of the sloping plate (57) is fixedly connected with a fixed plate (58), the outer surface of the fixed plate (58) is fixedly connected with an anti-skid block (59), the bottom of the outer surface of the sloping plate (57) is fixedly connected with an extrusion strip (510), and the end part of the extrusion strip (510) is fixedly connected with a second soft cushion (511);
the fixing device (7) comprises a third soft cushion (71), a guide strip (72) and an internal thread ring (73), wherein the third soft cushion (71) is fixedly connected to the top of the inner wall of the outlet pipe (6), the guide strip (72) is fixedly connected to the middle part of the inner wall of the outlet pipe (6), and the internal thread ring (73) is fixedly connected to the bottom end of the outlet pipe (6);
The inner wall department threaded connection of internal thread ring (73) has external screw thread ring (74), the upper surface fixedly connected with extrusion ring (76) of external screw thread ring (74), the lower surface fixedly connected with anti-skidding ring (75) of external screw thread ring (74), the lower surface fixedly connected with shell fragment (77) of outlet pipe (6), the bottom fixedly connected with antiskid ribbed tile (78) of shell fragment (77), extrusion ring (76) extrudees adaptation with antiskid ribbed tile (78) mutually.
2. A cable threading traction device for building electrical engineering according to claim 1 wherein: one end that dwang (331) was kept away from to connecting rod (332) is fixedly connected with fixed frame (333), the inner wall department rotation of fixed frame (333) is connected with rotating block (334), the tip fixedly connected with gyro wheel (335) of rotating block (334).
3. A cable threading traction device for building electrical engineering according to claim 2 wherein: the outer surface fixedly connected with resilient mounting (34) of backup pad (32), resilient mounting (34) are including track pipe (341), track pipe (341) fixed connection is at the surface of connecting rod (332), the inner wall department sliding connection of track pipe (341) has arc pole (343), the tip fixed connection of arc pole (343) is at the surface of backup pad (32), the one end fixedly connected with spring (342) of backup pad (32) is kept away from to arc pole (343), the one end fixed connection of arc pole (343) is kept away from to spring (342) is in the inner wall department of track pipe (341).
4. A cable threading traction device for building electrical engineering according to claim 3 wherein: the rebound device (34) further comprises a squeezing rod (344) and an elastic pad (346), wherein the squeezing rod (344) is fixedly connected to the lower surface of the rotating rod (331), and the elastic pad (346) is fixedly connected to the outer surface of the supporting plate (32).
5. The cable threading traction device of a building electrical project according to claim 4, wherein: one end of the extrusion rod (344) far away from the rotating rod (331) is fixedly connected with an extrusion block (345), and the extrusion block (345) is in extrusion fit with the elastic pad (346).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN111064127A (en) * | 2019-12-30 | 2020-04-24 | 郝海燕 | Rolling Barrel Power Cable Threader Auxiliary Pull Head |
| CN115940007A (en) * | 2022-12-08 | 2023-04-07 | 广东电网有限责任公司东莞供电局 | Novel cable duct inflatable belt |
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| EP3257124B1 (en) * | 2015-02-13 | 2021-10-13 | Wire-Holder Kft | Cable pulling device |
| CN212085675U (en) * | 2020-04-09 | 2020-12-04 | 董雪迎 | Threading construction device for building electrical engineering |
| CN218783472U (en) * | 2022-09-15 | 2023-03-31 | 王刚 | Threading device for building electrical equipment |
| CN218770957U (en) * | 2022-12-03 | 2023-03-28 | 赵锋 | A fast threading device for electrical engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111064127A (en) * | 2019-12-30 | 2020-04-24 | 郝海燕 | Rolling Barrel Power Cable Threader Auxiliary Pull Head |
| CN115940007A (en) * | 2022-12-08 | 2023-04-07 | 广东电网有限责任公司东莞供电局 | Novel cable duct inflatable belt |
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