CN112141820B

CN112141820B - Modular remove cable pay off rack

Info

Publication number: CN112141820B
Application number: CN202011154938.0A
Authority: CN
Inventors: 徐志建; 杨永红; 曾文; 张显楼; 杨毅; 关志新; 除岚
Original assignee: CCCC First Highway Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2022-08-19
Anticipated expiration: 2040-10-26
Also published as: CN112141820A

Abstract

The invention discloses a combined type mobile cable pay-off rack which comprises a bottom plate, wherein a first universal wheel is arranged at the bottom of the bottom plate, support columns are symmetrically arranged on the bottom plate, first middle blocks are arranged among the support columns and are limited to be arranged among the support columns, a rotating shaft is rotatably arranged on each first middle block, an inserting column is arranged at one end of each rotating shaft, a sleeve cover is sleeved at the top of each support column, a second connecting rod is connected among the sleeve covers, a connecting shaft is rotatably arranged on each second connecting rod, the end part of the connecting shaft is connected with a rope winding wheel, a rotating rod is arranged on one surface of the rope winding wheel, a steel wire rope is connected in a rope groove of the rope winding wheel, one end of the steel wire rope pulls the first middle blocks, and a support rod is arranged on the side sleeve. The whole pay-off stand can be detached before paying off, the two bottom plates are separately arranged, the whole size of the bottom plates is reduced, the dead weight of the whole pay-off stand is greatly reduced, and traction of a wire frame and a wire coil is facilitated.

Description

Modular remove cable pay off rack

Technical Field

The invention belongs to the technical field of cable laying, and particularly relates to a combined type movable cable pay-off rack.

Background

The cable laying is important work in main power distribution work, and is mainly characterized in that cables on a wire coil are placed in a pit groove formed in the ground and are laid in a power distribution station or a power utilization facility along the pit groove.

At present, a wire coil is integrally heavy, manual lifting and moving are adopted to pay off wires, the wire paying off speed is slow, and the wire paying off is dangerous, in order to lay the wires efficiently and safely, the wire coil is arranged on a wire paying off rack, a bottom plate is arranged below the conventional wire paying off rack, universal wheels are fixedly arranged on two sides of the bottom plate, telescopic support frames are symmetrically arranged on the bottom plate, a hydraulic lifting mechanism is also fixedly arranged on the telescopic support frames, the top of the hydraulic lifting mechanism is connected with an inserting sleeve, when the wire coil is pushed onto the bottom plate, the inserting sleeve and a middle rod penetrate through a middle hole of the wire coil, two sides of the middle rod are fixed by using pin wires, the hydraulic lifting mechanism is operated and jacks up the wire coil to the moving height, through pulling the integral wire frame, rollers of the universal wheels on two sides roll on two sides of a pit slot, the wire coil is rotated, the wires can be gradually laid into the pit slot, however, because the hydraulic lifting mechanism is fixedly arranged on the bottom plate, inconvenient dismantles hydraulic lifting mechanism and fixed hydraulic lifting mechanism from the pay off rack, and present hydraulic lifting mechanism adopts thick hydraulic push rod and presses the oil pump to constitute, and weight is heavier, when carrying out traction movement to the pay off rack, and the moving resistance is big, aggravates the burden that the workman drew the pay off rack.

Disclosure of Invention

The invention aims to provide a combined mobile cable pay-off rack, which aims to solve the problem that the load of a worker on pulling the pay-off rack is increased due to the fact that a traction rack is heavy in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a modular removal cable pay off rack, includes the bottom plate, first universal wheel has been installed to the bottom of bottom plate, the support column has been installed to the symmetry on the bottom plate, it falls to set up between the support column to install first well piece and first well piece limit between the support column to install between the support column, rotate on the first well piece and install the spiral shaft, the post of inserting has been installed to spiral shaft one end, the top cover of support column is equipped with the upper shield, be connected with the second connecting rod between the upper shield, the end connection who rotates on the second connecting rod and install connecting axle and connecting axle has the rope wheel, the swing arm has been installed to the one side of rope wheel, the rope groove in-connection of rope wheel has wire rope and wire rope one end to pull first well piece.

Preferably, the cover is equipped with the sliding sleeve on the support column, installed first connecting rod between the sliding sleeve, first well piece is installed between first connecting rod, one side of sliding sleeve is equipped with the jack, the jack is the quad slit structure, it has the bolt to alternate in the jack, the cross-section of bolt is square, the one end of bolt is equipped with inclined plane and faces upward, one side of support column is equipped with the square groove structure that conical groove and conical groove set up the inclined plane for the inner wall upside equally, the bolt sets up the inclined plane position and inserts in the conical groove, the cover is equipped with head and the sliding sleeve that the both ends difference connecting pin of spring and spring on the bolt.

Preferably, a first mounting hole is formed in the first middle block, the first mounting hole is of a single-step circular hole structure, a first bearing is installed in the first mounting hole, and the rotating shaft penetrates through an inner ring of the first bearing.

Preferably, the inserting column is provided with a limiting sheet.

Preferably, the second connecting rod is provided with a second middle block, a second mounting hole is formed in the second middle block, a second bearing is arranged in the second mounting hole, and the connecting shaft penetrates through an inner ring of the second bearing.

Preferably, the central position of the rope winding wheel is provided with an inserting sleeve, and a rotating rod is inserted in the inserting sleeve.

Preferably, the lower end of the steel wire rope is provided with a hook, the top of the first middle block is provided with a connecting ring, and the hook is hung in the connecting ring.

Preferably, the number of the bottom plates is at least two, a plurality of insertion holes are formed in the bottom plates, screw rods are inserted into the insertion holes, nuts are connected to two ends of each screw rod in a threaded mode, the bottom plates are respectively provided with edge sleeves, roller seats are arranged on two sides of the inner walls of the edge sleeves, insertion rods are inserted into the edge sleeves in an inserted mode, wheel grooves are formed in two sides of each insertion rod, and rollers of the roller seats are inserted into the wheel grooves.

Preferably, the bottom plate is provided with a plurality of support rods, and one end of each support rod is provided with a traction ring.

Preferably, the side sleeve is provided with a support rod, one end of the support rod, which is far away from the side sleeve, is connected with a side plate, and the bottom surface of the side plate is provided with a second universal wheel.

Compared with the prior art, the invention has the beneficial effects that:

according to the combined type mobile cable pay-off rack provided by the invention, the steel wire rope is upwards retracted by the rope winding wheel so as to upwards pull the first connecting rod, when the first connecting rod is upwards pulled, the inclined plane at the end part of the bolt abuts against the inclined plane in the conical groove, the bolt moves outwards to separate from the conical groove, the spring is stretched, when the bolt corresponds to the other conical groove, the bolt is rebounded into the conical groove again through the retraction force of the spring, and when the bolt is inserted into the conical groove, the sliding sleeve is limited to move downwards, so that the lifting height of the wire coil is stabilized, the installation and lifting processes of the wire coil on the pay-off rack are completed, and the operation is convenient.

According to the combined type mobile cable pay-off rack provided by the invention, in the traction process, the second universal wheels on four sides are supported on the ground, so that the rollers of the second universal wheels can roll on the ground, and the support can be prevented from toppling due to unbalanced force in the traction process.

According to the combined type mobile cable pay-off rack provided by the invention, the inserting rod is pulled out from the side sleeve, the sleeve cover is pulled out from the supporting column again, the hook is moved out from the connecting ring, the mechanism for lifting the wire coil can be detached before the whole pay-off rack is paid off, and two bottom plates are separately arranged, so that the overall volume of the bottom plates is reduced, the weight of the main body of the pay-off rack is effectively reduced, and the burden of a worker for drawing the pay-off rack is reduced.

Drawings

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

FIG. 2 is a schematic view in partial cutaway of FIG. 1;

FIG. 3 is an enlarged view of a portion a of FIG. 2;

FIG. 4 is a schematic top view of FIG. 1;

FIG. 5 is a schematic view in partial cutaway of FIG. 4;

fig. 6 is an enlarged schematic view of b of fig. 5.

In the figure: the universal wheel comprises a base plate 1, a first universal wheel 2, a support column 3, a sliding sleeve 4, a first connecting rod 5, a first middle block 6, a first mounting hole 7, a first bearing 8, a rotating shaft 9, a limiting piece 10, an inserting column 11, an inserting hole 12, a bolt 13, an inclined plane 14, a conical groove 15, a spring 16, a second connecting rod 17, a second mounting hole 18, a second bearing 19, a connecting shaft 20, a rope winding wheel 21, an inserting sleeve 22, a rotating rod 23, a steel wire rope 24, a hook 25, a connecting ring 26, an inserting hole 27, a screw rod 28, a nut 29, a supporting rod 30, a traction ring 31, a side sleeve 32, a roller seat 33, an inserting rod 34, a wheel groove 35, a supporting rod 36, a side plate 37, a second universal wheel 38, a sleeve cover 101 and a second middle block 601.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, 2, 3, 5 and 6, a combined mobile cable pay-off rack comprises two bottom plates 1, first universal wheels 2 are fixed on the left and right sides of the bottom of each bottom plate 1 through screws, the first universal wheels 2 are GM01, support columns 3 are symmetrically welded on the left and right sides of the upper surface of each bottom plate 1, a first mounting hole 7 is formed in each first middle block 6, each first mounting hole 7 is of a single-step circular hole structure, an outer ring of each first bearing 8 is in interference fit in each first mounting hole 7, an inner ring of each first bearing 8 is inserted into one rotary shaft 9 in interference fit, the rotary shafts 9 are rotatably supported through the first bearings 8, the rotary shafts 9 are stable in rotation, corresponding end faces in the rotary shafts 9 at the front and rear positions correspond to each other, corresponding ends in the rotary shafts 9 are provided with insertion columns 11, outer walls of the insertion columns 11 are provided with limiting pieces 10, the rotary shafts 9, limiting pieces 10 and the insertion columns 11 are integrated into a sliding sleeve 4 on the support columns 3, the first connecting rods 5 are welded between the sliding sleeves 4 at the left position and the right position, the first middle block 6 is arranged between the first connecting rods 5, the first middle block 6 and the first connecting rods 5 are fusion-cast integrated pieces, the outer corresponding sides of the sliding sleeves 4 at the left position and the right position are provided with jacks 12, the jacks 12 are of square hole structures, bolts 13 are inserted in the jacks 12 in a sliding manner, the cross sections of the bolts 13 are square, the bolts 13 cannot rotate in the jacks 12, the inclined planes 14 can be stably attached to the inclined planes arranged on the upper sides of the inner walls of the conical grooves 15 when the bolts 13 are inserted back into the conical grooves 15, one ends of the bolts 13 far away from the heads are provided with inclined planes 14, the inclined planes 14 face upwards, the outer corresponding sides of the supporting columns 3 at the left side and the right side are uniformly provided with the conical grooves 15 along the vertical direction, the conical grooves 15 are also provided with the inclined planes 14 on the upper sides of the inner walls, when the bolts 13 are inserted into the conical grooves 15, the sliding sleeves 4 are limited to move downwards, the bolts 13 are arranged in the conical grooves 15 in a sliding manner at the positions of the inclined planes 14 and are inserted into the conical grooves 15, the bolt 13 is sleeved with a spring 16, the two ends of the spring 16 are respectively welded with the head of the bolt 13 and the sliding sleeve 4, the spring 16 is of a stretching and retracting type, the initial stretching and retracting force of the spring 16 is 20 newtons, the bolt 13 is limited to be separated from the conical groove 15 through elastic support of the spring 16, when the first connecting rod 5 is pulled up, the inclined surface 14 at the end part of the bolt 13 abuts against the inclined surface 14 in the conical groove 15, the bolt 13 moves outwards to be separated from the conical groove 15, the spring 16 is stretched, and when the bolt 13 corresponds to the other conical groove 15, the bolt 13 is enabled to be sprung into the conical groove 15 again through the retracting force of the spring 16.

Referring to fig. 1, 2, 4, 5 and 6, a sleeve cover 101 is slidably sleeved on the top of a support column 3, the sleeve cover 101 is of a square sleeve structure, the support column 3 is of a square column structure, a second middle block 601 is arranged on the middle side of a second connecting rod 17, the second middle block 601 and the second connecting rod 17 are fusion-cast integral parts, a second mounting hole 18 is arranged in the second middle block 601, the second mounting hole 18 is of a single-step circular hole structure, the inner wall of the second mounting hole 18 is in interference fit with the outer ring of the second bearing 19, the front and rear parts of a connecting shaft 20 are respectively inserted into the inner rings of the front and rear second bearings 19 in an interference manner, the connecting shaft 20 is rotatably supported by the second bearing 19, so that the connecting shaft 20 is smooth and stable when rotating, the front and rear ends of the connecting shaft 20 are welded with rope winding wheels 21, insertion sleeves 22 are arranged at the centers of the outer corresponding ends of the front and rear rope winding wheels 21, the rope winding wheels 21 and the insertion sleeves 22 are fusion-cast integral parts, the insertion sleeves 22 are circular plate structures with round holes arranged inside, a rotating rod 23 is slidably inserted in the insertion sleeve 22 in a penetrating manner, the length of the rotating rod 23 is 80 cm, the rotating rod 23 is of a round rod structure with protruding sections at two ends, the protruding sections are arranged to limit the rotating rod 23 to be separated from the insertion sleeve 22, the rotating rod 23 can move in the insertion sleeve 22, the holding length of the rotating rod 23 can be changed, the requirement that the rotating rod 23 rotates at a low height is met, the rotating rod 23 reversely rotates, the rope winding wheel 21 upwards winds up the steel wire rope 24, the lower end of the steel wire rope 24 is welded in a rope groove of the rope winding wheel 21 and is connected with a hook 25, a connecting ring 26 is arranged on the middle side of the top of the first middle block 6, the first middle block 6 and the connecting ring 26 are integrated into a casting piece, the hook 25 is hung into the connecting ring 26, the rotating rod 23 reversely rotates, and the rope winding wheel 21 upwards winds up the steel wire rope 24, so that the first connecting rod 5 is upwards pulled.

Referring to fig. 1, 2, 4 and 5, the bottom plate 1 is provided with a jack 27 at each of the left and right positions, the jack 27 is of a circular hole structure, a screw 28 is inserted into the jack 27 in a sliding manner, two ends of the screw 28 are connected with nuts 29 in a threaded manner, two sides of the screw 28 are locked by the nuts 29, so that the limiting sheets 10 at the front and rear positions are tightly pressed on the edges of the central hole of the wire coil to limit the insertion column 11 from dropping out of the central hole of the wire coil, four sides of the upper surface of the bottom plate 1 are respectively welded with a support rod 30, the upper part of the support rod 30 is provided with a transversely bent inclined rod structure, the outer corresponding end of the support rod 30 is provided with a traction ring 31, the support rod 30 and the traction ring 31 are fusion-cast integral members, the traction ring 31 is used for penetrating a rope to traction and move the whole bracket, four sides of the bottom plate 1 are respectively welded with a side sleeve 32, the side sleeve 32 is of a square sleeve structure, roller seats 33 are fixed on the upper and lower two sides of the inner wall of the roller sleeve 32 by screws, the model of the roller seats 33 is DFD-HL80, the insertion bar 34 is inserted into the edge sleeve 32, the upper and lower surfaces of the insertion bar 34 are provided with wheel grooves 35, the front and rear length of the wheel groove 35 is the same as that of the insertion bar 34, the roller of the roller seat 33 is inserted into the wheel groove 35 in a sliding manner, by inserting the rollers of the roller base 33 at the front and rear positions into the roller grooves 35 of the insert bar 34, the front and rear positions of the bottom plate 1 can be positioned during the relative movement process, so that the front and rear positions of the insertion holes 27 are corresponding, therefore, the insertion holes 27 at the front and rear positions can be smoothly inserted into the screw 28, the supporting rods 36 are welded on the outer sides of the four side sleeves 32, the lower ends of the supporting rods 36 far away from the side sleeves 32 are welded with the side plates 37, the bottom surfaces of the side plates 37 are fixed with second universal wheels 38 through screws, the type of the second universal wheels 38 is GM19, the second universal wheels 38 on the four sides are supported on the ground, so that the rollers of the second universal wheels 38 can roll on the ground, and the support can be prevented from toppling over due to unbalanced force in the traction process.

When a wire coil is installed and lifted on a support, firstly the sleeve cover 101 is pulled out from the support column 3, the hook 25 is moved out of the connecting ring 26, then the nut 29 is screwed down from the screw rod 28, the screw rod 28 is pulled out from the jack 27, the bottom plates 1 on two sides are respectively pushed to two sides of the wire coil, the bolt 13 is pulled outwards, the bolt 13 is separated from the slot 15, the first connecting rod 5 is moved upwards until the inserting column 11 corresponds to the middle hole of the wire coil, the inserting column 11 is inserted into the middle hole of the wire coil, at the moment, the inserting rods 34 can respectively penetrate through two side sleeves 32 on one side, the positions of the two bottom plates 1 are moved in a small range until the rollers of the roller seats 33 on the upper and lower surfaces of the inserting rods 32 on the inner wall can roll in the roller grooves 35 arranged on the upper and lower surfaces of the inserting rods 34, the opposite moving processes of the bottom plates 1 on the front and the rear positions can be positioned, the jacks 27 on the front and rear positions are kept corresponding, and the jacks 27 on the front and rear positions can be smoothly inserted into the screw rod 28, when nuts 29 are screwed at two ends of the screw 28, the limiting sheets 10 at the front and rear positions are pressed tightly on the edges of the central hole of the wire coil to limit the insertion column 11 from being released from the central hole of the wire coil, the insertion rod 34 can be pulled out from the edge sleeve 22, the sleeve cover 101 is reinserted into the top of the support column 3, the hook 25 is inserted into the connecting ring 26, the reverse rotation rod 23 is used, the rope winding wheel 21 upwards collects the steel wire rope 24 to upwards draw the first connecting rod 5, when the first connecting rod 5 is drawn upwards, the inclined surface 14 at the end part of the bolt 13 is abutted against the inclined surface 14 in the conical groove 15, the bolt 13 moves outwards to be released from the conical groove 15, the spring 16 is stretched, when the bolt 13 corresponds to the other conical groove 15, the retraction force of the spring 16 enables the bolt 13 to be rebounded into the conical groove 15 again, when the bolt 13 is inserted into the conical groove 15, the sliding sleeve 4 is limited to move downwards, so that the lifted height of the wire coil is stabilized, and the process of installing and lifting of the wire coil on the pay-off rack is completed, the operation is convenient.

When the cable pay-off rack is used, the inserting rod 34 can be pulled out of the side sleeve 32, the sleeve cover 101 is pulled out of the support column 3 again, the hook 25 is moved out of the connecting ring 26, the traction rope penetrates through the traction ring 31, the traction rope is pulled until the first universal wheels 2 at the front and rear positions of the cable pay-off rack are located on the ground on two sides of the pit slot, the cable pay-off rack is pulled along the direction of the pit slot, the cable coil is rotated, the cables wound on the cable coil are placed in the pit slot step by step, and the cables are connected through rotation of the first bearing 8, so that the rotary shaft 9 rotates stably, and therefore the whole cable pay-off rack can be detached before being lifted up and released, and the two bottom plates 1 are arranged separately, so that the overall size of the bottom plates 1 is reduced, the self weight of the cable pay-off rack is effectively reduced, and the burden of pulling the cable pay-off rack is reduced.

In the traction process, the second universal wheels 38 on the four sides are supported on the ground, so that the rollers of the second universal wheels 38 can roll on the ground, and the support can be prevented from toppling due to unbalanced force in the traction process.

Claims

1. The utility model provides a modular removal cable pay off rack, includes bottom plate (1), its characterized in that: the bottom of bottom plate (1) is installed first universal wheel (2), bottom plate (1) is gone up the symmetry and is installed support column (3), install in the first piece (6) and first piece (6) limit and fall the setting between support column (3) in between support column (3), rotate on the first piece (6) and install rotation axis (9), the post (11) is inserted to rotation axis (9) one end, the cover is equipped with sliding sleeve (4) on support column (3), install first connecting bar (5) between sliding sleeve (4), first piece (6) are installed between first connecting bar (5), one side of sliding sleeve (4) is equipped with jack (12), jack (12) are square hole structure, and it has bolt (13) to alternate in jack (12), and the cross-section of bolt (13) is square, and the one end of bolt (13) is equipped with inclined plane (14) and inclined plane (14) face up, one side of support column (3) is equipped with taper groove (15) and sets up the square groove structure of inclined plane (14) for the inner wall upside is the same, and bolt (13) set up inclined plane (14) position and insert in taper groove (15), and the both ends that the cover was equipped with spring (16) and spring (16) on bolt (13) are head and sliding sleeve (4) of connecting bolt (13) respectively, the top cover of support column (3) is equipped with ways (101), be connected with second connecting rod (17) between ways (101), the end connection that rotates on second connecting rod (17) and is equipped with connecting axle (20) and connecting axle (20) has a rope wheel (21), swing arm (23) have been installed to the one side of rope wheel (21), the rope inslot in-connection of rope wheel (21) has wire rope (24) and wire rope (24) one end to pull first median (6), bottom plate (1) are two at least, the bottom plate (1) is internally provided with a plurality of insertion holes (27), screw rods (28) are inserted into the insertion holes (27), nuts (29) are connected to two ends of each screw rod (28) in a threaded mode, side sleeves (32) are respectively arranged on the bottom plate (1), roller seats (33) are arranged on two sides of the inner wall of each side sleeve (32), insertion bars (34) are inserted into the side sleeves (32), and roller grooves (35) and roller seats (33) are arranged on two sides of each insertion bar (34) and inserted into the roller grooves (35).

2. The combined mobile cable pay-off rack of claim 1, wherein: be equipped with first mounting hole (7) in first midblock (6), first mounting hole (7) are single step round hole structure, and first bearing (8) and spiral shaft (9) are equipped with in first mounting hole (7) and run through the inner circle of first bearing (8).

3. The combined mobile cable pay-off rack of claim 1, wherein: the inserted column (11) is provided with a limiting piece (10).

4. The combined mobile cable pay-off rack of claim 1, wherein: the second connecting rod (17) is provided with a second middle block (601), a second mounting hole (18) is formed in the second middle block (601), a second bearing (19) is arranged in the second mounting hole (18), and the connecting shaft (20) penetrates through an inner ring of the second bearing (19).

5. The combined mobile cable pay-off rack of claim 1, wherein: the center position of the rope winding wheel (21) is provided with an inserting sleeve (22), and a rotating rod (23) is inserted into the inserting sleeve (22).

6. The combined mobile cable pay-off rack of claim 1, wherein: the lower end of the steel wire rope (24) is provided with a hook (25), the top of the first middle block (6) is provided with a connecting ring (26), and the hook (25) is hung in the connecting ring (26).

7. The combined mobile cable pay-off rack of claim 1, wherein: the bottom plate (1) is provided with a plurality of support rods (30), and one end of each support rod (30) is provided with a traction ring (31).

8. The combined mobile cable pay-off rack of claim 1, wherein: a supporting rod (36) is arranged on the side sleeve (32), one end of the supporting rod (36) far away from the side sleeve (32) is connected with a side plate (37), and a second universal wheel (38) is arranged on the bottom surface of the side plate (37).