CN111200256B - Cable laying equipment for power engineering and implementation method thereof - Google Patents
Cable laying equipment for power engineering and implementation method thereof Download PDFInfo
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- CN111200256B CN111200256B CN202010158994.5A CN202010158994A CN111200256B CN 111200256 B CN111200256 B CN 111200256B CN 202010158994 A CN202010158994 A CN 202010158994A CN 111200256 B CN111200256 B CN 111200256B
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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
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
Abstract
The invention relates to the field of cable laying equipment, in particular to cable laying equipment for an electric power engineering and an implementation method thereof, wherein the cable laying equipment comprises an adjustable support and a cable tractor, the cable tractor is arranged at the side of the adjustable support, shaft seat balance tables which are respectively positioned at two sides of a cable winch and are positioned right below a winch shaft are fixedly arranged on the adjustable support, a first shaft seat and a second shaft seat are arranged on each shaft seat balance table, and the winch shaft is simultaneously arranged on the first shaft seat and the second shaft seat; the first shaft seat and the second shaft seat are arranged on the shaft seat balancing platform in a lifting manner, the total height of the first shaft seat and the second shaft seat is always unchanged, and the working surfaces of the first shaft seat and the second shaft seat are the same in height when the loads of the first shaft seat and the second shaft seat are balanced; this cable laying equipment has solved the high nonconformity in cable winch both ends, leads to cable winch to move towards one side, finally drops or takes place violent friction with the axle bed from the axle bed, causes the problem of axle bed damage.
Description
Technical Field
The invention relates to the field of cable laying equipment, in particular to cable laying equipment for an electric power engineering and an implementation method thereof.
Background
The cables are very important to be laid in a system in a shop, and the electric wire and cable products adopted by the power system mainly comprise overhead bare wires, busbars (buses), power cables (plastic cables, oilpaper cables (basically replaced by the plastic power cables), rubber sleeve cables, overhead insulated cables), branch cables (replacing part of the buses), electromagnetic wires, electric equipment wires and cables for power equipment and the like.
The existing cable laying usually adopts manual laying, when the cable laying is carried out manually, the rhythm needs to be uniformly commanded and controlled, one person carries the cable every 1.5-3 meters, the cable is laid while being pulled, the cable is slowly laid, and the laying process is complex; a large amount of manpower and material resources are needed, and manpower is wasted; the lay down process requires close fitting by workers or cable damage can occur.
Chinese patent CN201710423619.7 discloses an auxiliary laying device for cables, which comprises a cable storage mechanism and a cable conveying mechanism, wherein the cable storage mechanism comprises a cable reel and a supporting mechanism, the cable reel is rotatably supported on the supporting mechanism, the supporting mechanism comprises a supporting frame, an installation steel pipe and a rotating mechanism, the rotating mechanism is installed on the supporting frame through the installation steel pipe, and the rotating mechanism is in threaded connection with the installation steel pipe; the cable conveying mechanism comprises a conveyor shell, a transmission mechanism and a pressing mechanism, the transmission mechanism is installed in the conveyor shell and is driven by a belt, the pressing mechanism is fixed at the upper end of the conveyor shell and comprises a pressing frame, a pressing roller and a lifting mechanism, the lifting mechanism is fixed on the pressing frame, and the pressing roller is installed at the lower end of the lifting mechanism.
The supplementary equipment of laying of cable that this patent discloses is not suitable for field construction scene, the levelness of its cable shaft is difficult to accurate regulation, and the main shaft of cable winch only is ordinary steel pipe, the concentricity of ordinary steel pipe is low, in the in-service use process, the cable winch is at the continuous pivoted in-process of cable shaft, because the high nonconformity in cable winch both ends and the influence that the main shaft concentricity that receives the cable winch is low, the cable winch can move towards one side gradually, it is violent to drop or take place to rub with the cable shaft in final follow cable shaft, cause the cable shaft to damage.
Disclosure of Invention
The invention aims to solve the technical problem of providing cable laying equipment for an electric power engineering and an implementation method thereof.
In order to solve the technical problems, the invention provides the following technical scheme:
a cable laying device for power engineering is applied to pulling cables wound on a cable winch, a winch shaft extending towards two sides is mounted at the axis of the cable winch and comprises an adjustable support and a cable tractor, the cable tractor is arranged beside the adjustable support, the working end of the cable tractor is connected with the cables, shaft seat balancing tables which are respectively positioned at two sides of the cable winch and are positioned right below the winch shaft are fixedly mounted on the adjustable support, a first shaft seat and a second shaft seat are mounted on each shaft seat balancing table, the winch shaft is simultaneously mounted on the first shaft seat and the second shaft seat, the first shaft seat is positioned at one side close to the cable winch, and the second shaft seat is positioned at one side far away from the cable winch; the first shaft seat and the second shaft seat are arranged on a shaft seat balancing platform in a lifting way, the total height of the first shaft seat and the second shaft seat is constant all the time, when the load of the first shaft seat and the load of the second shaft seat are balanced, the working surface heights of the first shaft seat and the second shaft seat are the same, the shaft seat balancing platform comprises a second frame, a first sliding block and a second sliding block are arranged at the top of the second frame in a sliding way, the first sliding block and the second sliding block are parallel to each other and are vertically arranged, a balancing plate is arranged at the bottom of the second frame, the middle part of the balancing plate is hinged with the second frame, the balancing plate is horizontally arranged, a hinged shaft of the balancing plate is horizontally arranged, a first connecting rod and a second connecting rod are respectively arranged at two ends of the balancing plate, two ends of the first connecting rod are respectively hinged with the first sliding block and the balancing plate, two ends of the second connecting rod are respectively, the second sliding block is fixedly connected with the second shaft seat, and the distance between the first shaft seat and the second frame is smaller than 1/4 the diameter of the working part of the second shaft seat.
Preferably, the adjustable support is including first frame, and first frame level sets up, and the both sides fixed mounting of first frame has the stand of vertical setting, stand and axle bed balancing stand fixed connection, and the slope setting is installed and with the bracing of the equal fixed connection of first frame, stand in the both sides of stand, and the lower margin support is installed in the four corners of first frame, install the lower margin with lower margin support threaded connection on the lower margin support.
Preferably, the first shaft base comprises a first support, a first rolling shaft and a second rolling shaft, the first support is horizontally arranged, the first rolling shaft and the second rolling shaft are rotatably connected with the first support, the first rolling shaft and the second rolling shaft are parallel to each other, rotating shafts of the first rolling shaft and the second rolling shaft are parallel to the first support, distances between axes of the first rolling shaft and the second rolling shaft and the first support are equal, and the second shaft base and the first shaft base are identical in structure.
Preferably, the first shaft base further comprises a second support, the second support is arranged below the first support, the first support is hinged to the second support, a hinged shaft of the first support and the second support is parallel to the first support and perpendicular to a rotating shaft of the first rolling shaft, and an angle limiting block for limiting the swing amplitude of the first support is arranged on the second support.
Preferably, the cable tractor comprises a cable support, two-way sliding tables and two belt conveyors, wherein the two-way sliding tables are horizontally arranged and fixedly installed on the table surface of the cable support, the two belt conveyors are symmetrically arranged with the working surfaces opposite, and the two belt conveyors are respectively installed on two working parts of the two-way sliding tables.
Preferably, the cable support comprises a workbench, a third roller and a fourth roller, the third roller and the fourth roller are both horizontally arranged and rotatably mounted on two sides of the workbench, rotating shafts of the third roller and the fourth roller are parallel to the working direction of the bidirectional sliding table, and the working interval of the third roller and the fourth roller is located between the workpiece intervals of the belt conveyor.
Preferably, the bidirectional sliding table comprises a sliding table, a third sliding block, a fourth sliding block, a first ball screw, a second ball screw and a second rocking handle, the sliding table is horizontally arranged and fixedly connected with the cable support, the third sliding block, the fourth slider is all slidable and installs on the slip table, first ball screw, the coaxial setting of second ball screw and fixed connection, first ball screw, the equal rotatable installation of second ball screw is on the slip table, first ball screw, the axis and the third slider of second ball screw, the slip direction of fourth slider is parallel, first ball screw and third slider threaded connection, second ball screw and fourth slider threaded connection, the screw thread opposite direction of first ball screw and second ball screw, second rocking handle and second ball screw fixed connection, two belt conveyor respectively fixed mounting on third slider, on the fourth slider.
Preferably, the belt conveyor is including the third frame, rotatably installs the action wheel on the third frame, from the driving wheel, the take-up pulley, fixed mounting has servo motor on the third frame, the action wheel, from the driving wheel, the equal vertical setting of output shaft of take-up pulley and servo motor, install the transmission band on the action wheel, from the driving wheel, the take-up pulley has two, the plane that the axis of two take-up pulleys was located is perpendicular with the working direction of two-way slip table.
An implementation method of cable laying equipment for power engineering comprises the following steps:
firstly, a worker places a cable winch on an adjustable support, and two ends of a winch shaft are carried on a first shaft seat and a second shaft seat;
secondly, the worker shakes the first rocking handle to change the relative position of the threaded rod and the ground foot support, and finally the adjustable support basically keeps a horizontal posture;
thirdly, the worker pulls one end of the cable off the cable winch and places the cable on the third roller and the fourth roller;
fourthly, the worker shakes the second rocking handle to enable the working surfaces of the two belt conveyors to clamp the cable in the middle;
fifthly, starting the belt conveyors by workers, and driving the cables to move towards the destination by the two belt conveyors;
and sixthly, when the axis of the winch shaft is not parallel to the horizontal plane, one end of the winch shaft is lower than the other end of the winch shaft, the winch shaft gradually moves axially under the influence of gravity along with the rotation of the cable winch, the gravity center of the winch shaft is lower and lower, after the winch shaft moves axially for a certain distance, the higher end of the winch shaft is separated from the second shaft seat, the second shaft seat loses load, the weight of the winch shaft is completely pressed on the first shaft seat, the height of the first shaft seat is reduced, the height of the second shaft seat is increased, the higher end of the winch shaft is changed into the lower end, and then the winch shaft gradually moves reversely until the end part of the lower end of the winch shaft abuts against the working part of the second shaft seat.
Compared with the prior art, the invention has the beneficial effects that:
two sides of the adjustable support are respectively provided with an axle seat balancing table, each axle seat balancing table is provided with a first axle seat and a second axle seat, the winch axle is simultaneously carried on the two first axle seats and the two second axle seats, the first axle seat is positioned at the inner side, and the second axle seat is positioned at the outer side; the cable tractor is used for dragging the cable to a destination, and the cable winch naturally rotates when the cable is dragged so as to release the cable wound on the cable tractor; when the axis of the winch shaft is not parallel to the horizontal plane, the height of one end of the winch shaft is lower than that of the other end of the winch shaft, and the winch shaft gradually moves axially under the influence of gravity along with the rotation of the cable winch, so that the gravity center of the winch shaft is lower and lower; when the winch shaft axially moves for a certain distance, the higher end of the winch shaft is separated from the second shaft seat, the second shaft seat loses load, the weight of the winch shaft is completely pressed on the first shaft seat, the height of the first shaft seat is reduced, and the height of the second shaft seat is increased, so that the higher end of the winch shaft is changed into the lower end; under the action of gravity, the winch shaft gradually moves reversely along with the rotation of the cable winch until the end part of the winch shaft abuts against the working end of the second shaft seat.
This cable laying equipment has solved the high nonconformity in cable winch both ends, leads to cable winch to move towards one side, finally drops or takes place violent friction with the axle bed from the axle bed, causes the problem of axle bed damage.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a perspective view of the cable retractor of the present invention;
FIG. 5 is a perspective view of a cable mount and a bi-directional skid platform of the present invention;
fig. 6 is a perspective view of the belt conveyor of the present invention;
FIG. 7 is a perspective view of an adjustable bracket, a first axle seat, a second axle seat, and an axle seat balancing stand in accordance with the present invention;
FIG. 8 is a perspective view of the axle seat balance table, the first axle seat, and the second axle seat of the present invention;
FIG. 9 is a front view of the axle seat balancing stand, the first axle seat, and the second axle seat of the present invention;
FIG. 10 is a cross-sectional view of the axle seat balance table, the first axle seat, and the second axle seat of the present invention;
the reference numbers in the figures are:
1-cable winch; 1 a-a capstan shaft;
2-an adjustable support; 2 a-a first frame; 2 b-a column; 2 c-diagonal bracing; 2 d-foundation support; 2d 1-scaffold; 2d 2-sleeve; 2d 3-nut; 2 e-ground margin; 2e 1-threaded rod; 2e2 — first rocking handle;
3-a first shaft seat; 3 a-a first scaffold; 3a 1-riser; 3a 2-spindle; 3 b-a first roller; 3 c-a second roller; 3 d-a second scaffold; 3 e-an angle limiting block; 3e 1-limit post;
4-a second shaft seat;
5-axle seat balancing stand; 5 a-a second frame; 5 b-a first slider; 5 c-a second slide; 5 d-balance plate; 5 e-a first link; 5 f-a second link;
6-cable support; 6 a-a workbench; 6 b-a third roller; 6 c-a fourth roller;
7-a bidirectional slipway; 7 a-a slide; 7 b-a third slider; 7 c-a fourth slider; 7 d-a first ball screw; 7 e-a second ball screw; 7 f-a second rocking handle;
8-a belt conveyor; 8 a-a third frame; 8 b-a driving wheel; 8 c-driven wheel; 8 d-a tensioning wheel; 8 e-a servo motor; 8 f-conveying belt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
A kind of electric power engineering uses the cable laying apparatus, apply to and pull the cable wound on the cable capstan 1, the axis of the cable capstan 1 installs the capstan shaft 1a extending towards both sides, including adjustable support 2 and cable retractor, the cable retractor is set up in the side of the adjustable support 2, the working end of the cable retractor is connected with cable, the adjustable support 2 is fitted with the axle bed balancing table 5 located in both sides of the cable capstan 1 and under the capstan shaft 1a separately, each axle bed balancing table 5 is fitted with the first axle bed 3 and second axle bed 4, the capstan shaft 1a is carried on the first axle bed 3 and second axle bed 4 at the same time, the first axle bed 3 locates at one side close to the cable capstan 1, the second axle bed 4 locates at one side far away from the cable capstan 1; the first shaft seat 3 and the second shaft seat 4 are arranged on the shaft seat balance table 5 in a lifting mode, the total height of the first shaft seat 3 and the second shaft seat 4 is constant all the time, and when the load of the first shaft seat 3 and the load of the second shaft seat 4 are balanced, the working face height of the first shaft seat 3 is the same as that of the second shaft seat 4.
As shown in fig. 1 to 10, two sides of the adjustable bracket 2 are respectively provided with an axle seat balance table 5, each axle seat balance table 5 is provided with a first axle seat 3 and a second axle seat 4, a winch axle 1a is simultaneously carried on the two first axle seats 3 and the two second axle seats 4, the first axle seats 3 are positioned at the inner side, and the second axle seats 4 are positioned at the outer side; the cable retractor is used to pull the cable to a destination, and the cable reel 1 is naturally rotated when the cable is pulled to release the cable wound around itself.
When the axis of the winch shaft 1a is not level with the horizontal plane, the height of one end of the winch shaft 1a is lower than that of the other end of the winch shaft, and along with the rotation of the cable winch 1, the winch shaft 1a gradually moves axially under the influence of gravity, so that the gravity center of the winch shaft is lower and lower; when the winch shaft 1a axially moves for a certain distance, the higher end of the winch shaft 1a is separated from the second shaft seat 4, the second shaft seat 4 loses load, the weight of the winch shaft 1a is completely pressed on the first shaft seat 3, the height of the first shaft seat 3 is reduced, and the height of the second shaft seat 4 is increased, so that the higher end of the winch shaft 1a is changed into the lower end; under the action of gravity, the capstan shaft 1a gradually moves in the opposite direction along with the rotation of the cable capstan 1 until the end of the capstan shaft 1a abuts against the working end of the second bearing 4.
As shown in fig. 1, 2, 3 and 7, the first frame 2a is used for mounting an upright post 2b, an inclined strut 2c and an anchor support 2d, the upright post 2b is used for supporting the axle seat balance table 5, the anchor support 2d comprises a support 2d1 welded at four corners of the first frame 2a, a sleeve 2d2 and a nut 2d3 which are coaxially arranged are welded on the support 2d1, the anchor 2e comprises a threaded rod 2e1 and a first rocking handle 2e2 fixedly mounted at one end of the threaded rod 2e1, the other end of the threaded rod 2e1 is a pointed end, one end of the pointed end of the threaded rod 2e1 is inserted into the ground, the threaded rod 2e1 penetrates through the sleeve 2d2 and is in threaded connection with the nut 2d3, and the worker can make the anchor 2e lift spirally by rotating the threaded rod 2e1 e2, thereby adjust the distance between the lower margin support 2d and the ground with this lower margin 2e threaded connection, and then adjust the levelness of whole adjustable bracket 2.
The first shaft base 3 comprises a first support 3a, a first rolling shaft 3b and a second rolling shaft 3c, the first support 3a is horizontally arranged, the first rolling shaft 3b and the second rolling shaft 3c are rotatably connected with the first support 3a, the first rolling shaft 3b and the second rolling shaft 3c are parallel to each other, rotating shafts of the first rolling shaft 3b and the second rolling shaft 3c are parallel to the first support 3a, the distances between the axes of the first rolling shaft 3b and the second rolling shaft 3c and the first support 3a are equal, and the second shaft base 4 and the first shaft base 3 are identical in structure.
As shown in fig. 8, the first roller 3b and the second roller 3c are both fixedly connected to the first bracket 3a through a bearing seat, the winch shaft 1a is erected between the first roller 3b and the second roller 3c, the first roller 3b and the second roller 3c also rotate in opposite directions when the winch shaft 1a rotates, and the winch shaft 1a cannot move radially between the first roller 3b and the second roller 3c under the action of gravity, so that the first shaft seat 3 can well support and reduce the rotation friction force of the winch shaft 1 a.
The first shaft base 3 further comprises a second support 3d, the second support 3d is arranged below the first support 3a, the first support 3a is hinged to the second support 3d, a hinged shaft of the first support 3a and the second support 3d is parallel to the first support 3a and perpendicular to a rotating shaft of the first roller 3b, and an angle limiting block 3e for limiting the swing amplitude of the first support 3a is arranged on the second support 3 d.
As shown in fig. 8, 9 and 10, a vertical plate 3a1 extending vertically downwards is arranged at the bottom of the first bracket 3a, a rotating shaft 3a2 is fixedly mounted on the vertical plate 3a1, the axis of the rotating shaft 3a2 is parallel to the first bracket 3a and is perpendicular to the rotating shaft of the first roller 3b, and the rotating shaft 3a2 is fixedly mounted on the second bracket 3d through a bearing seat; the first support 3a can swing on the second support 3d around the axis of the rotating shaft 3a2 through a vertical plate 3a1, the angle limiting block 3e comprises two limiting columns 3e1 vertically extending upwards from the top surface of the second support 3d, the limiting columns 3e1 are respectively located on two sides of the vertical plate 3a1, a certain distance is reserved between the limiting columns 3e1 and the bottom surface of the first support 3a, so that the first support 3a can swing within plus and minus 5 degrees, the axes of the first roller 3b and the second roller 3c can swing within plus and minus 5 degrees, and when the axis of the winch shaft 1a is not parallel to the axes of the first roller 3b and the second roller 3c, the first shaft base 3 can swing adaptively, so that the axes of the first roller 3b and the second roller 3c can be parallel to the axis of the winch shaft 1 a.
The shaft seat balancing table 5 comprises a second frame 5a, a first sliding block 5b and a second sliding block 5c are slidably mounted at the top of the second frame 5a, the first sliding block 5b and the second sliding block 5c are parallel to each other and are vertically arranged, a balancing plate 5d is mounted at the bottom of the second frame 5a, the middle part of the balancing plate 5d is hinged with the second frame 5a, the balancing plate 5d is horizontally arranged, a hinged shaft of the balancing plate 5d is horizontally arranged, a first connecting rod 5e and a second connecting rod 5f are respectively mounted at two ends of the balancing plate 5d, two ends of the first connecting rod 5e are respectively connected with the first sliding block 5b, the balance plate 5d is hinged, two ends of the second connecting rod 5f are hinged with the second sliding block 5c and the balance plate 5d respectively, the first sliding block 5b is fixedly connected with the first shaft seat 3, the second sliding block 5c is fixedly connected with the second shaft seat 4, and the distance between the first shaft seat 3 and the second frame 5a is smaller than 1/4 of the diameter of the working part of the second shaft seat 4.
As shown in fig. 10, both the first slider 5b and the second slider 5c can slide vertically relative to the second frame 5a, so that the first shaft holder 3 and the second shaft holder 4 can slide vertically relative to the second frame 5a, when the winch shaft 1a is disengaged from the second shaft holder 4, the weight of the winch shaft 1a is entirely pressed on the first shaft holder 3, the first shaft holder 3 sinks together with the first slider 5b, the first slider 5b drives the first link 5e to drive the balance plate 5d to rotate, and the balance plate 5d jacks up the second slider 5c through the second link 5f, so that the second shaft holder 4 rises.
The first shaft base 3 sinks to change the winch shaft 1a at the higher end into the lower end, and the second shaft base 4 rises to be used as a limit for the winch shaft 1a at the lower end.
Because the distance between the first shaft seat 3 and the second frame 5a is smaller than 1/4 of the diameter of the working part of the second shaft seat 4, the sinking distance of the first shaft seat 3 plus the rising distance of the second shaft seat 4 is smaller than the radius of the working part of the second shaft seat 4, that is, when the winch shaft 1a on the first shaft seat 3 axially moves towards the second shaft seat 4, the end part of the winch shaft 1a abuts against the upper half part of the working part of the second shaft seat 4 to stop moving, the second shaft seat 4 plays a role in limiting, and meanwhile, friction between the winch shaft 1a and the working shaft of the second shaft seat 4 is avoided.
As shown in fig. 4, the cable retractor comprises a cable support 6, two-way sliding tables 7 and two belt conveyors 8, wherein the two-way sliding tables 7 are horizontally arranged and fixedly installed on the table surface of the cable support 6, the two belt conveyors 8 are symmetrically arranged with the working surfaces opposite to each other, and the two belt conveyors 8 are respectively installed on two working parts of the two-way sliding tables 7.
As shown in fig. 5, the cable support 6 includes a workbench 6a, a third roller 6b, and a fourth roller 6c, the third roller 6b and the fourth roller 6c are both horizontally disposed and rotatably mounted on two sides of the workbench 6a, the rotating shafts of the third roller 6b and the fourth roller 6c are parallel to the working direction of the two-way sliding table 7, and the working interval of the third roller 6b and the fourth roller 6c is located between the workpiece intervals of the belt conveyor 8.
The third roller 6b and the fourth roller 6c are rotatably mounted on two sides of the workbench 6a through supports, the third roller 6b and the fourth roller 6c are used for bearing cables, and workers can place the cables on the third roller 6b and the fourth roller 6c to drag the cables to slide on the third roller 6b and the fourth roller 6c, the cables are also located between the two belt conveyors 8, the two belt conveyors 8 can clamp the cables in the middle, and the third roller 6b and the fourth roller 6c are respectively located on two sides of the belt conveyors 8 and are not interfered with each other.
The bidirectional sliding table 7 comprises a sliding table 7a, a third sliding block 7b, a fourth sliding block 7c, a first ball screw 7d, a second ball screw 7e and a second rocking handle 7f, the sliding table 7a is horizontally arranged and fixedly connected with the cable support 6, the third sliding block 7b and the fourth sliding block 7c are slidably arranged on the sliding table 7a, the first ball screw 7d and the second ball screw 7e are coaxially arranged and fixedly connected, the first ball screw 7d and the second ball screw 7e are rotatably arranged on the sliding table 7a, the axial lines of the first ball screw 7d and the second ball screw 7e are parallel to the sliding direction of the third sliding block 7b and the fourth sliding block 7c, the first ball screw 7d is in threaded connection with the third sliding block 7b, the second ball screw 7e is in threaded connection with the fourth sliding block 7c, the threaded direction of the first ball screw 7d is opposite to that of the second ball screw 7e, the second rocking handle 7f is fixedly connected with a second ball screw 7e, and the two belt conveyors 8 are respectively and fixedly installed on the third sliding block 7b and the fourth sliding block 7 c.
As shown in fig. 5, the first ball screw 7d and the second ball screw 7e are fixedly connected through a rigid coupling, the sliding table 7a, the third sliding block 7b and the first ball screw 7d form an unpowered ball screw sliding table, the sliding table 7a, the fourth sliding block 7c, the second ball screw 7e and the second rocking handle 7f form a hand-operated roller screw sliding table, the two ball screw sliding tables are linked and work in opposite directions, and the worker can make the third sliding block 7b and the fourth sliding block 7c close to or keep away from each other by hand-operating the second rocking handle 7f, so that the two belt conveyors 8 are close to or keep away from each other.
The belt conveyor 8 comprises a third frame 8a, a driving wheel 8b is rotatably mounted on the third frame 8a, a driven wheel 8c and a tensioning wheel 8d, a servo motor 8e is fixedly mounted on the third frame 8a, the driving wheel 8b, the driven wheel 8c, output shafts of the tensioning wheel 8d and the servo motor 8e are vertically arranged, the driving wheel 8b, the driven wheel 8c and the tensioning wheel 8d are provided with a transmission belt 8f, the tensioning wheel 8d is provided with two tensioning wheels, and planes where axes of the two tensioning wheels 8d are located are perpendicular to the working direction of the bidirectional sliding table 7.
As shown in fig. 6, the driving wheel 8b, the driven wheel 8c, the tension wheel 8d, the servo motor 8e, and the transmission belt 8f constitute a belt conveyor, an output shaft of the servo motor 8e is in transmission connection with the driving wheel 8b through a synchronous belt transmission mechanism, the driving wheel 8b is in transmission connection with the driven wheel 8c through the transmission belt 8f, the tension wheel 8d is used for tensioning the transmission belt 8f, the two tension wheels 8d stretch the transmission belt 8f to form a working surface perpendicular to the working direction of the bidirectional sliding table 7, the working surface is parallel to the transmission direction of the cable, and the two parallel working surfaces are parallel to each other and lead to the driving working surface to clamp the.
An implementation method of cable laying equipment for power engineering comprises the following steps:
firstly, a worker places a cable winch 1 on an adjustable support 2, and two ends of a winch shaft 1a are carried on a first shaft seat 3 and a second shaft seat 4;
secondly, the worker shakes the first rocking handle 2e2 to change the relative position of the threaded rod 2e1 and the ground foot support 2d, and finally the adjustable support 2 basically keeps a horizontal posture;
step three, the staff pulls one end of the cable off the cable winch 1 and places the cable on the third roller 6b and the fourth roller 6 c;
fourthly, the worker shakes the second rocking handle 7f to enable the working surfaces of the two belt conveyors 8 to clamp the cable in the middle;
fifthly, starting the belt conveyors 8 by the staff, and driving the cables to move towards the destination by the two belt conveyors 8;
step six, when the axis of the winch shaft 1a is not parallel to the horizontal plane, the height of one end of the winch shaft 1a is lower than that of the other end of the winch shaft, along with the rotation of the cable winch 1, the winch shaft 1a gradually moves axially under the influence of gravity, the gravity center of the winch shaft is lower and lower, after the winch shaft 1a moves axially for a certain distance, the higher end of the winch shaft 1a is separated from the second shaft seat 4, the second shaft seat 4 loses load, the weight of the winch shaft 1a is completely pressed on the first shaft seat 3, the height of the first shaft seat 3 is reduced, the height of the second shaft seat 4 is increased, the higher end of the winch shaft 1a is changed into the lower end, and then the winch shaft 1a gradually moves reversely until the end of the lower end of the winch shaft 1a abuts against the working part of the second shaft seat 4.
The working principle of the invention is as follows:
the equipment is applied to pulling and winding cables on a cable winch 1, a winch shaft 1a extending towards two sides is installed at the axis of the cable winch 1, and the equipment is characterized by comprising an adjustable support 2 and a cable tractor, wherein the cable tractor is arranged at the side of the adjustable support 2, the working end of the cable tractor is connected with the cables, shaft seat balancing tables 5 which are respectively positioned at two sides of the cable winch 1 and are positioned right below the winch shaft 1a are fixedly installed on the adjustable support 2, a first shaft seat 3 and a second shaft seat 4 are installed on each shaft seat balancing table 5, the winch shaft 1a is simultaneously carried on the first shaft seat 3 and the second shaft seat 4, the first shaft seat 3 is positioned at one side close to the cable winch 1, and the second shaft seat 4 is positioned at one side far away from the cable winch 1; the first shaft seat 3 and the second shaft seat 4 are arranged on the shaft seat balance table 5 in a lifting mode, the total height of the first shaft seat 3 and the second shaft seat 4 is constant all the time, and when the load of the first shaft seat 3 and the load of the second shaft seat 4 are balanced, the working face height of the first shaft seat 3 is the same as that of the second shaft seat 4.
Two sides of the adjustable support 2 are respectively provided with an axle seat balance table 5, a first axle seat 3 and a second axle seat 4 are installed on each axle seat balance table 5, the winch axle 1a is simultaneously carried on the two first axle seats 3 and the two second axle seats 4, the first axle seats 3 are located on the inner side, and the second axle seats 4 are located on the outer side. The cable tractor is used for dragging a cable to a destination and comprises a cable support 6, two-way sliding tables 7 and belt conveyors 8, the two-way sliding tables 7 are horizontally arranged and fixedly installed on the table top of the cable support 6, the two belt conveyors 8 are symmetrically arranged with working faces opposite to each other, and the two belt conveyors 8 are respectively installed on two working parts of the two-way sliding tables 7.
When the axis of the winch shaft 1a is not level with the horizontal plane, the height of one end of the winch shaft 1a is lower than that of the other end of the winch shaft, and along with the rotation of the cable winch 1, the winch shaft 1a gradually moves axially under the influence of gravity, so that the gravity center of the winch shaft is lower and lower; when the winch shaft 1a axially moves for a certain distance, the higher end of the winch shaft 1a is separated from the second shaft seat 4, the second shaft seat 4 loses load, the weight of the winch shaft 1a is completely pressed on the first shaft seat 3, the height of the first shaft seat 3 is reduced, and the height of the second shaft seat 4 is increased, so that the higher end of the winch shaft 1a is changed into the lower end; under the action of gravity, the capstan shaft 1a gradually moves in the opposite direction along with the rotation of the cable capstan 1 until the end of the capstan shaft 1a abuts against the working end of the second bearing 4.
Claims (9)
1. A cable laying device for electric power engineering is applied to pulling and winding a cable on a cable winch (1), a winch shaft (1 a) extending towards two sides is installed at the axis of the cable winch (1), it is characterized by comprising an adjustable bracket (2) and a cable retractor, wherein the cable retractor is arranged beside the adjustable bracket (2), the working end of the cable retractor is connected with a cable, the adjustable support (2) is fixedly provided with shaft seat balance tables (5) which are respectively positioned at two sides of the cable winch (1) and are positioned right below the winch shaft (1 a), each shaft seat balance table (5) is provided with a first shaft seat (3) and a second shaft seat (4), the winch shaft (1 a) is simultaneously carried on the first shaft seat (3) and the second shaft seat (4), the first shaft seat (3) is positioned at one side close to the cable winch (1), and the second shaft seat (4) is positioned at one side far away from the cable winch (1); the first shaft seat (3) and the second shaft seat (4) are arranged on a shaft seat balance table (5) in a lifting manner, the total height of the first shaft seat (3) and the second shaft seat (4) is invariable all the time, when the load of the first shaft seat (3) and the load of the second shaft seat (4) are balanced, the working surfaces of the first shaft seat (3) and the second shaft seat (4) are the same in height, the shaft seat balance table (5) comprises a second frame (5 a), a first sliding block (5 b) and a second sliding block (5 c) are slidably arranged at the top of the second frame (5 a), the first sliding block (5 b) and the second sliding block (5 c) are parallel to each other and are vertically arranged, a balance plate (5 d) is arranged at the bottom of the second frame (5 a), the middle part of the balance plate (5 d) is hinged with the second frame (5 a), the balance plate (5 d) is horizontally arranged and a hinged shaft of the balance plate (5 d), first connecting rod (5 e) and second connecting rod (5 f) are installed respectively to the both ends of balance plate (5 d), the both ends of first connecting rod (5 e) respectively with first slider (5 b), balance plate (5 d) are articulated, the both ends of second connecting rod (5 f) respectively with second slider (5 c), balance plate (5 d) are articulated, first slider (5 b) and first axle bed (3) fixed connection, second slider (5 c) and second axle bed (4) fixed connection, the distance between first axle bed (3) and second frame (5 a) is less than 1/4 of second axle bed (4) work portion diameter.
2. The cable laying equipment for the power engineering according to claim 1, wherein the adjustable support (2) comprises a first frame (2 a), the first frame (2 a) is horizontally arranged, two sides of the first frame (2 a) are fixedly provided with vertically arranged upright posts (2 b), the upright posts (2 b) are fixedly connected with the shaft seat balance table (5), two sides of the upright posts (2 b) are provided with inclined struts (2 c) which are fixedly connected with the first frame (2 a) and the upright posts (2 b), four corners of the first frame (2 a) are provided with foundation supports (2 d), and the foundation supports (2 d) are provided with foundation feet (2 e) which are in threaded connection with the foundation supports (2 d).
3. The cable laying device for the electric power engineering according to claim 1, wherein the first shaft seat (3) comprises a first support (3 a), a first roller (3 b) and a second roller (3 c), the first support (3 a) is horizontally arranged, the first roller (3 b) and the second roller (3 c) are rotatably connected with the first support (3 a), the first roller (3 b) and the second roller (3 c) are parallel to each other, rotating shafts of the first roller (3 a) and the second roller (3 c) are parallel to the first support (3 a), the distances between the axes of the first roller (3 b) and the second roller (3 c) and the first support (3 a) are equal, and the second shaft seat (4) and the first shaft seat (3) have the same structure.
4. A cable laying device for electric power engineering according to claim 3, characterized in that the first shaft seat (3) further comprises a second bracket (3 d), the second bracket (3 d) is arranged below the first bracket (3 a), the first bracket (3 a) is hinged to the second bracket (3 d), the hinged axis of the first bracket (3 a) and the hinged axis of the second bracket (3 d) are parallel to the first bracket (3 a) and perpendicular to the rotating axis of the first roller (3 b), and the second bracket (3 d) is provided with an angle limiting block (3 e) for limiting the swing amplitude of the first bracket (3 a).
5. The cable laying equipment for the power engineering according to claim 1, wherein the cable tractor comprises a cable support (6), two-way sliding tables (7) and belt conveyors (8), the two-way sliding tables (7) are horizontally arranged and fixedly installed on the table top of the cable support (6), the two belt conveyors (8) are symmetrically arranged with the working faces opposite to each other, and the two belt conveyors (8) are respectively installed on two working parts of the two-way sliding tables (7).
6. The electric power engineering cable laying equipment according to claim 5, characterized in that the cable support (6) comprises a workbench (6 a), a third roller (6 b) and a fourth roller (6 c), the third roller (6 b) and the fourth roller (6 c) are horizontally arranged and rotatably mounted on two sides of the workbench (6 a), the rotating shafts of the third roller (6 b) and the fourth roller (6 c) are parallel to the working direction of the bidirectional sliding table (7), and the working intervals of the third roller (6 b) and the fourth roller (6 c) are located between the work intervals of the belt conveyor (8).
7. The electric power engineering cable laying equipment according to claim 5, characterized in that the bidirectional sliding table (7) comprises a sliding table (7 a), a third sliding block (7 b), a fourth sliding block (7 c), a first ball screw (7 d), a second ball screw (7 e) and a second rocking handle (7 f), the sliding table (7 a) is horizontally arranged and fixedly connected with the cable support (6), the third sliding block (7 b) and the fourth sliding block (7 c) are slidably mounted on the sliding table (7 a), the first ball screw (7 d) and the second ball screw (7 e) are coaxially arranged and fixedly connected, the first ball screw (7 d) and the second ball screw (7 e) are rotatably mounted on the sliding table (7 a), and the axes of the first ball screw (7 d) and the second ball screw (7 e) are connected with the third sliding block (7 b), The sliding directions of the fourth sliding block (7 c) are parallel, the first ball screw (7 d) is in threaded connection with the third sliding block (7 b), the second ball screw (7 e) is in threaded connection with the fourth sliding block (7 c), the threaded directions of the first ball screw (7 d) and the second ball screw (7 e) are opposite, the second rocking handle (7 f) is fixedly connected with the second ball screw (7 e), and the two belt conveyors (8) are fixedly mounted on the third sliding block (7 b) and the fourth sliding block (7 c) respectively.
8. The electric power engineering cable laying equipment according to claim 5, characterized in that the belt conveyor (8) comprises a third frame (8 a), a driving wheel (8 b), a driven wheel (8 c) and a tension wheel (8 d) are rotatably mounted on the third frame (8 a), a servo motor (8 e) is fixedly mounted on the third frame (8 a), the driving wheel (8 b), the driven wheel (8 c), the tension wheel (8 d) and output shafts of the servo motor (8 e) are vertically arranged, two transmission belts (8 f) are mounted on the driving wheel (8 b), the driven wheel (8 c) and the tension wheel (8 d), and the planes where the axes of the two tension wheels (8 d) are located are perpendicular to the working direction of the bidirectional sliding table (7).
9. A method of implementing a cabling installation for power engineering according to any of claims 1-8, comprising the steps of:
firstly, a worker places a cable winch (1) on an adjustable support (2), and two ends of a winch shaft (1 a) are carried on a first shaft seat (3) and a second shaft seat (4);
secondly, the worker shakes the first rocking handle (2 e 2) to change the relative position of the threaded rod (2 e 1) and the ground foot support (2 d), and finally the adjustable support (2) basically keeps a horizontal posture;
thirdly, the worker pulls one end of the cable off the cable winch (1) and places the cable on the third roller (6 b) and the fourth roller (6 c);
fourthly, the worker shakes the second rocking handle (7 f) to enable the working surfaces of the two belt conveyors (8) to clamp the cable in the middle;
fifthly, starting the belt conveyors (8) by the staff, and driving the cables to move towards the destination by the two belt conveyors (8);
step six, when the axis of the winch shaft (1 a) is not level with the horizontal plane, the height of one end of the winch shaft (1 a) is lower than that of the other end of the winch shaft, along with the rotation of the cable winch (1), the winch shaft (1 a) gradually axially moves under the influence of gravity to enable the gravity center of the winch shaft to be lower and lower, and after the winch shaft (1 a) axially moves for a certain distance, the higher end of the winch shaft (1 a) is separated from the second shaft seat (4), the second shaft seat (4) loses load, the weight of the winch shaft (1 a) is completely pressed on the first shaft seat (3), the height of the first shaft seat (3) is reduced, the height of the second shaft seat (4) is increased, the higher end of the winch shaft (1 a) is changed into the lower end, then the winch shaft (1 a) gradually moves reversely until the end part of the lower end of the winch shaft (1 a) abuts against the working part of the second shaft seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010158994.5A CN111200256B (en) | 2020-03-09 | 2020-03-09 | Cable laying equipment for power engineering and implementation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010158994.5A CN111200256B (en) | 2020-03-09 | 2020-03-09 | Cable laying equipment for power engineering and implementation method thereof |
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| CN111200256A CN111200256A (en) | 2020-05-26 |
| CN111200256B true CN111200256B (en) | 2021-03-26 |
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| CN111682455B (en) * | 2020-06-28 | 2021-08-10 | 南京东瑞水电工程有限公司 | Cable ground laying device |
| CN112003195B (en) * | 2020-07-31 | 2021-09-07 | 远东电缆有限公司 | Laying and installing method for torsion-resistant medium-voltage flexible cable for wind power generation |
| CN115180543A (en) * | 2022-06-29 | 2022-10-14 | 徐少钢 | Supporting spud device of one-way braking of capstan winch |
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| JP2015220898A (en) * | 2014-05-20 | 2015-12-07 | 株式会社泰生工業 | Cable laying device and cable laying method |
| CN204741252U (en) * | 2015-07-20 | 2015-11-04 | 耿玉冰 | Novel portable electric power wire barrow |
| CN204835375U (en) * | 2015-08-12 | 2015-12-02 | 国网山东夏津县供电公司 | Column cable wire rack |
| CN209675833U (en) * | 2019-04-25 | 2019-11-22 | 中联天盛(北京)电力工程有限公司 | A kind of power engineering cable laying tension device |
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