CN219362770U - Cable pay-off for construction - Google Patents

Abstract

The utility model discloses a cable paying-off device for building construction, which relates to the technical field of cable paying-off and comprises a base, a paying-off table arranged above the base and a wire carrying table, wherein the paying-off table and the wire carrying table are of round structures, a spacing table is fixedly arranged right above the paying-off table, the wire carrying table is movably arranged above the spacing table, a plurality of positioning wheels are arranged at the edge of the spacing table, a plurality of adjusting components are arranged at the edge of the paying-off table, the positioning wheels and the adjusting components are alternately arranged, a reversing component is arranged above one end of the base, and a tractor is arranged above the other end of the base. According to the utility model, the cable main body is straightened by using the positioning wheel and the reversing wheel, and the reversing wheel can move on the cable carrying table, so that the cable main body has a certain range of movable space at the reversing wheel, the reversing wheel cannot press the cable main body too tightly, and the position of the reversing wheel in the device can be adjusted according to the reactive force of the cable main body.

Description

Cable pay-off for construction

Technical Field

The utility model relates to the technical field of cable paying-off, in particular to a cable paying-off device for building construction.

Background

The building construction refers to the production activity of engineering construction implementation stage, which is the construction process of various buildings, and can be said to be the process of changing various lines on a design drawing into real objects at a designated place. In some buildings, wires and cables need to be embedded, and in the laying of the cables, paying-off devices are usually used for assisting paying-off for improving the laying efficiency. In the paying-off process, the traction of the cable is carried out through the device, so that the strength can be saved, the paying-off speed can be increased, and the paying-off efficiency can be improved.

In chinese patent CN215998476U, a wire unreeling straightening device for wiring is disclosed, which is to straighten a wire, wherein the wire is wound on the surface of a straightening wheel by pulling one end of the wire on the surface of a winding roller, a servo motor b is started to drive the straightening wheel to rotate to pull the wire through the auxiliary wheel, the wire is tensioned to form a tensioning force, the wire is straightened, the wire is placed between a straightening roller a and a driven roller a, a straightening roller b and a driven roller b, the servo motor a and a servo motor c are started to drive the straightening roller a and the straightening roller b to rotate, the straightening roller a and the driven roller a pre-straighten the wire, and the straightening roller b is driven to drive the driven roller b to straighten the wire. In the process of straightening the electric wire, the electric wire is pulled by utilizing the rotation between the straightening roller a and the straightening roller b and the rotation between the straightening roller b and the driven roller b, the distance between the roller and the electric wire is inconvenient to adjust in the process of pulling the electric wire, the electric wire can be pulled greatly, the problem of high tension on the electric wire occurs, and the electric wire is pulled and deformed easily.

In summary, the straightening device has a problem that the adjustment of the tension of the electric wire is inconvenient when the electric wire is pulled. Therefore, we propose a cable pay-off for building construction.

Disclosure of Invention

The utility model mainly aims to provide a cable paying-off device for building construction, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a cable pay-off for construction, includes the base, sets up the unwrapping wire platform above the base to and carry the line platform, unwrapping wire platform and carry the line platform to be circular structure, the spacing platform of fixed mounting directly over the unwrapping wire platform, carry the line platform activity to set up in the top of spacing platform, the edge of spacing platform is provided with a plurality of locating wheels, the edge of unwrapping wire platform is provided with a plurality of adjusting parts, locating wheel and adjusting part alternate arrangement, one of them end top of base is provided with the switching-over subassembly, another end top of base is provided with the tractor;

the paying-off table is characterized in that a plurality of positioning grooves are formed in the upper edge of the paying-off table, the adjusting assemblies and the positioning grooves are in one-to-one correspondence, the adjusting assemblies comprise an electric push rod, a positioning seat, a sliding seat and a reversing wheel, the electric push rod and the positioning seat are all arranged in the positioning grooves, the output end of the electric push rod and the positioning seat are fixedly connected, a sliding groove is formed in the upper portion of the positioning seat, the sliding seat is arranged in the sliding groove through a spring, the sliding seat slides in the sliding groove, a shaft rod is fixedly connected to the bottom of a shaft of the reversing wheel, and the bottom of the shaft rod is inserted into the positioning groove and fixedly connected with the sliding seat.

The position of the reversing wheel in the device can be adjusted according to the reaction force of the cable main body, so that the device can adaptively adjust the tension of the cable main body in the straightening process of the cable main body, and the cable main body can conveniently pass through between the reversing wheel and the positioning wheel. Of course, in this design, through electric putter pulling positioning seat, drive slide, axostylus axostyle and reversing wheel removal, can further adjust the position of reversing wheel for the regulation of cable main part's rate of tension is better.

Preferably, the distance between each of the reversing wheels and the two positioning wheels closest thereto is the same.

Based on this design for after the cable main part passes through different switching-over wheel and locating wheel, deformation at every turn is all close, avoids the cable main part to warp the big problem that influences final straightening effect of range.

Preferably, the adjusting component further comprises a fixing seat fixedly arranged inside the positioning groove, a limiting groove is formed in the upper portion of the fixing seat, the positioning seat is movably arranged inside the limiting groove, and the output end of the electric push rod penetrates through the fixing seat and extends into the limiting groove to be fixedly connected with the positioning seat.

Based on this design, when carrying out the elimination of original stress to the difficult cable main part of straightening, because the reversing wheel needs to remove great distance towards the locating wheel, can make the axostylus axostyle produce great effort to the slide, can influence the stability of the removal of axostylus axostyle and slide, the structure that the interior roof of constant head tank and the diapire of spout formed plays spacing effect to the slide this moment, makes the slide carry out stable rectilinear movement.

Preferably, leather sleeves are respectively sleeved in the wheel grooves of the positioning wheel and the reversing wheel.

Based on this design, the leather sheath takes place to warp when contacting with the cable main part, can increase the area of contact between cable main part and the leather sheath, protects the cable main part for the cable main part is difficult for being crushed. Simultaneously, through the deformation of leather sheath, conveniently hold not unidimensional cable main part and pass through, conveniently carry out stress relief treatment to not unidimensional cable main part.

Preferably, the connecting shaft is arranged in the positioning wheel in a penetrating way, the top of the connecting shaft is fixedly connected with the bottom of the spacing table, and the bottom of the connecting shaft is fixedly connected with the bottom of the paying-off table.

Based on this design, the locating wheel passes through the connecting axle to be installed between interval platform and unwrapping wire platform, guarantees the steady operation of locating wheel.

Preferably, a positioning shaft is fixedly arranged in the middle of the upper part of the spacing table, the wire carrying table is movably arranged above the spacing table through a sleeve, the sleeve is sleeved on the middle lower section of the positioning shaft, and an anti-drop disc is sleeved on the upper section of the positioning shaft.

Based on this design, the structure of locating shaft makes sleeve and locating shaft dead axle rotate, and the part that the anticreep dish made cable main part by the traction can not take place to loosen on the sleeve.

Preferably, the screw thread groove has been seted up to the top inside of locating shaft, the top middle part of anticreep dish is provided with rotating assembly, rotating assembly includes wheel body and a plurality of wheel pole, a plurality of wheel pole even interval distributes in the side of wheel body, and with wheel body fixed connection, the bottom fixedly connected with screw rod of wheel body, the bottom of screw rod runs through the anticreep dish to install in the inside of screw thread groove.

Based on this design, rotate the wheel pole, the structure of wheel body and screw rod can make the anticreep dish stably fix on the location axle, and this design is convenient the installation and the dismantlement of anticreep dish.

Preferably, the top fixed mounting of base has the supporting tube, the switching-over subassembly includes swing joint at the T type carousel of supporting tube top and fixed mounting at the wire roller in T type carousel top middle part, the wire roller is round platform type structure, and the semicircle groove has been seted up to the bottom of wire roller.

Based on the design, the wire guide roller is thick and thin from top to bottom, the surface is smooth, and the cable main body is wound on the wire guide roller from top to bottom in sequence. In the process that the cable main body is towed, the wire roller rotates on the support tube through T type carousel, can make the cable main body of winding on the wire roller slide downwards along the surface of wire roller, and the bottom part is around in the semicircle groove, and the semicircle groove is close with the height of locating wheel and switching-over wheel for the cable main body level that leads out from the semicircle groove gets into locating wheel and switching-over wheel.

Preferably, the reversing assembly further comprises a disc fixedly arranged right above the wire guide roller.

Based on this design, the diameter of disc is greater than the diameter of wire roller top round face, avoids the cable main part to drop from the wire roller.

Preferably, a sealing plate is arranged at the opening of the lower part of each positioning groove, and the sealing plates are arranged at the bottom of the paying-off table through screws.

Based on this design, open the shrouding, conveniently overhaul the inside structure of constant head tank, clear up the dust removal.

Compared with the prior art, the utility model has the following beneficial effects:

1. in the utility model, before the traction machine pulls the cable main body, each electric push rod pulls the corresponding positioning seat, so that the positioning seat drives the sliding seat, the shaft rod and the reversing wheel to press the cable main body to the positioning wheel, and the cable main body is pressed between the positioning wheel and the reversing wheel. In the process, the cable main body generates reaction force to the sliding seat through the reversing wheel and the shaft rod, the pushing spring is in a further contracted state, and when the reaction force of the cable main body to the reversing wheel is increased or reduced, the position of the reversing wheel can be adjusted adaptively.

2. Through setting up the edge at the interval platform with the locating wheel, set up the edge at the unwrapping wire platform with the switching-over wheel, can reduce the area of device, make things convenient for transportation, the use of device.

3. According to the utility model, the position of the reversing wheel in the device can be adjusted according to the reaction force of the cable main body, so that the device can adaptively adjust the tension of the cable main body in the straightening process of the cable main body, the cable main body can conveniently pass through between the reversing wheel and the positioning wheel, and the problem that the cable main body is pulled and deformed due to overlarge tension born by the cable main body is avoided. Of course, in this design, through electric putter pulling positioning seat, drive slide, axostylus axostyle and reversing wheel removal, can further adjust the position of reversing wheel for the regulation of cable main part's rate of tension is better.

Drawings

FIG. 1 is a perspective view of a cable pay-off device for construction of the present utility model;

FIG. 2 is a perspective cross-sectional view of a pay-off stand, spacer stand and structure disposed thereon of a cable pay-off device for construction of the present utility model;

FIG. 3 is an enlarged view of the cable payout device for construction according to the present utility model at A in FIG. 2;

FIG. 4 is a perspective cross-sectional view of a positioning seat and a connecting structure thereon of a cable pay-off device for construction according to the present utility model;

FIG. 5 is a perspective view of an uninstalled anti-slip disc and rotating assembly structure of a cable pay-off device for construction of the present utility model;

FIG. 6 is a perspective view of a reversing assembly of a cable pay-off device for construction of the present utility model;

fig. 7 is a perspective view of a pay-off table bottom structure of a cable pay-off device for construction according to the present utility model.

In the figure: 1. a base; 2. paying-off table; 3. a wire carrying table; 4. a spacer; 5. an adjustment assembly; 51. an electric push rod; 52. a positioning seat; 53. a slide; 54. a reversing wheel; 55. a spring; 56. a fixing seat; 6. a reversing assembly; 61. a T-shaped turntable; 62. a wire guide roller; 7. a traction machine; 8. a positioning wheel; 9. a positioning groove; 10. a chute; 11. a shaft lever; 12. leather sheath; 13. a connecting shaft; 14. positioning a shaft; 15. a sleeve; 16. an anti-drop disc; 17. a rotating assembly; 171. a wheel body; 172. a wheel bar; 18. a support tube; 19. a semicircular groove; 20. a disc; 21. a sealing plate; 22. a cable body; 23. a limit groove; 24. a shaft seat; 25. and (3) a directional wheel.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, the utility model discloses a cable pay-off device for building construction, which comprises a base 1, a pay-off table 2 arranged above the base 1, and a wire carrying table 3, wherein the pay-off table 2 and the wire carrying table 3 are of round structures, a spacing table 4 is fixedly arranged right above the pay-off table 2, the wire carrying table 3 is movably arranged above the spacing table 4, a plurality of positioning wheels 8 are arranged at the edge of the spacing table 4, a plurality of adjusting components 5 are arranged at the edge of the pay-off table 2, the positioning wheels 8 and the adjusting components 5 are arranged in an opposite way, a reversing component 6 is arranged above one end of the base 1 and used for changing the traction direction of a cable main body 22, and a traction machine 7 is arranged above the other end of the base 1.

A plurality of positioning grooves 9 are formed in the upper edge of the pay-off table 2, the adjusting assembly 5 corresponds to the positioning grooves 9 one by one, the adjusting assembly 5 comprises an electric push rod 51, a positioning seat 52, a sliding seat 53 and a reversing wheel 54, the electric push rod 51 and the positioning seat 52 are arranged in the positioning grooves 9, the output end of the electric push rod 51 is fixedly connected with the positioning seat 52, a sliding groove 10 is formed in the upper portion of the positioning seat 52, the sliding seat 53 is arranged in the sliding groove 10 through a spring 55 and slides in the sliding groove 10, a shaft rod 11 is fixedly connected to the bottom of a shaft of the reversing wheel 54, and the bottom of the shaft rod 11 is inserted into the positioning groove 9 and fixedly connected with the sliding seat 53. One end of the spring 55 is fixedly connected with the sliding seat 53, and the other end is fixedly connected with the inner wall of the sliding chute 10.

Based on this design, in the construction, use this device to carry out cable unwrapping wire stage, cable main part 22 is placed on carrying line platform 3, and after the play line end of cable main part 22 passed reversing assembly 6, rethread alternate distribution's locating wheel 8 and reversing wheel 54 stretch out after the tractor 7, and the tractor 7 is used for hauling cable main part 22 to remove. Wherein the spring 55 is in a contracted state pushing the slide 53, the shaft 11 and the diverting pulley 54 to press the cable body 22 towards the positioning pulley 8.

Before the tractor 7 pulls the cable body 22, each electric push rod 51 pulls the corresponding positioning seat 52, so that the positioning seat 52 drives the sliding seat 53, the shaft rod 11 and the reversing wheel 54 to press the cable body 22 to the positioning wheel 8, and the cable body 22 is pressed between the positioning wheel 8 and the reversing wheel 54. In this process, the cable main body 22 generates a reaction force to the sliding seat 53 through the reversing wheel 54 and the shaft lever 11, so that the pushing spring 55 is in a further contracted state, and when the reaction force of the cable main body 22 to the reversing wheel 54 is increased or decreased, the position of the reversing wheel 54 can be adjusted adaptively.

The device adjusts the pressure of the reversing wheel 54 to the cable main body 22 by adjusting the moving position of the reversing wheel 54, so that the device can perform quick straightening function to the cable main bodies 22 with different bending degrees. The tractor 7 further serves to straighten the cable body 22 while pulling the cable body 22 inside, thereby straightening the cable body 22 inside.

The device pays off the cable main body 22, and can adjust the tension of the cable main body 22 in the straightening process of the cable main body 22, specifically as follows:

the cable body 22 is continuously deformed by pressure at the positioning wheel 8 and the reversing wheel 54 when passing through the plurality of positioning wheels 8 and the reversing wheel 54, which can continuously release stress formed in the cable body 22 due to long-term bending, remove the stress, and straighten the cable body 22 after being pulled out by the tractor 7. The device plays a role in eliminating the original stress in the cable body 22 in paying off the cable body 22, and achieves the straightening effect of the cable body 22. The cable main body 22 compresses the spring 55 through the reversing wheel 54, the shaft lever 11 and the sliding seat 53, so that a certain range of movable space can be provided at the reversing wheel 54, the reversing wheel 54 is prevented from pressing the cable main body 22 too tightly, and the cable main body 22 is ensured to have enough pressure by the reversing wheel 54, so that the reversing wheel 54 and the cable main body 22 cannot loosen.

Therefore, the position of the reversing wheel 54 in the device can be adjusted according to the reactive force of the cable main body 22 by the structure, so that the device can adaptively adjust the tension of the cable main body 22 in the straightening process of the cable main body 22, the cable main body 22 can conveniently pass between the reversing wheel 54 and the positioning wheel 8, and the problem that the tension of the cable main body 22 is high in paying-off is avoided. The arrangement of the plurality of adjustment assemblies 5 makes the adjustment effect of the cable body 22 better. In the design, the positioning seat 52 is pulled by the electric push rod 51 to drive the sliding seat 53, the shaft lever 11 and the reversing wheel 54 to move, so that the position of the reversing wheel 54 can be further adjusted, and the tension of the cable main body 22 can be better adjusted.

In addition, when the plurality of adjusting assemblies 5 are arranged, the positioning wheels 8 are arranged at the edge of the spacing table 4, and the reversing wheels 54 are arranged at the edge of the paying-off table 2, so that the occupied area of the device can be reduced, and the device is convenient to transport and use.

Wherein the distance between each diverting pulley 54 and the two positioning pulleys 8 closest thereto is the same.

Wherein, adjusting part 5 still includes fixed fixing base 56 of fixed setting in constant head tank 9 inside, and limit groove 23 has been seted up to the top inside of fixing base 56, and the setting of constant head tank 52 activity sets up in the inside of limit groove 23, and electric putter 51's output runs through fixing base 56 to stretch into limit groove 23 inside and constant head tank 52 fixed connection.

Based on this design, fixing base 56 and spacing groove 23 conveniently carry out further spacing to positioning seat 52 for when electric putter 51 adjusts the position of positioning seat 52, positioning seat 52 is in the state of rectilinear movement all the time, can not deviate from the orbit.

Wherein, the leather sheath 12 is sleeved in the wheel grooves of the positioning wheel 8 and the reversing wheel 54.

Based on the design, the leather sheath 12 deforms when being contacted with the cable main body 22, so that the contact area between the cable main body 22 and the leather sheath 12 can be increased, the cable main body 22 is protected, and the cable main body 22 is not easy to crush. Meanwhile, the deformation of the leather sheath 12 facilitates the accommodation of the cable main bodies 22 with different sizes, and the stress relief treatment of the cable main bodies 22 with different sizes is facilitated.

Wherein, connecting axle 13 wears to be equipped with in the inside of locating wheel 8, and the bottom fixed connection of connecting axle 13 top and interval platform 4, the bottom of connecting axle 13 and the bottom fixed connection of unwrapping wire platform 2.

Based on this design, the locating wheel 8 is installed between interval platform 4 and unwrapping wire platform 2 through connecting axle 13, guarantees the steady operation of locating wheel 8.

The middle part of the upper part of the spacing table 4 is fixedly provided with a positioning shaft 14, the wire carrying table 3 is movably arranged above the spacing table 4 through a sleeve 15, the sleeve 15 is sleeved on the middle lower section of the positioning shaft 14, and the upper section of the positioning shaft 14 is sleeved with an anti-drop disc 16.

Based on the design, the structure of the positioning shaft 14 enables the sleeve 15 and the positioning shaft 14 to rotate in a fixed shaft way, and the structure of the anti-falling disc 16 enables the pulled-out part of the cable main body 22 not to be loosened on the sleeve 15.

Wherein, the screw thread groove has been seted up to the top inside of locating shaft 14, and the top middle part of anticreep dish 16 is provided with rotating assembly 17, and rotating assembly 17 includes wheel body 171 and a plurality of wheel pole 172, and a plurality of wheel poles 172 evenly spaced distribute is in the side of wheel body 171, and with wheel body 171 fixed connection, the bottom fixedly connected with screw rod of wheel body 171, the bottom of screw rod runs through anticreep dish 16 to install in the inside of screw thread groove.

Based on this design, rotate wheel pole 172, the structure of wheel body 171 and screw rod can make anticreep dish 16 stably fix on location axle 14, and this design is convenient for the installation and the dismantlement of anticreep dish 16.

Wherein, the top fixed mounting of base 1 has the support tube 18, and reversing assembly 6 includes swing joint at the T type carousel 61 of support tube 18 top and fixed mounting at the wire roller 62 of T type carousel 61 top middle part, and wire roller 62 is round platform type structure, and half slot 19 has been seted up to wire roller 62's bottom. The orientation wheel 25 for supporting the cable body 22 is installed above the base 1 through the shaft seat 24, and the orientation wheel 25 rotates on the shaft seat 24, so that the cable body 22 always winds the wire guide roller 62 from the upper end of the wire guide roller 62.

Based on the present design, the wire roller 62 is thick up and thin down, has a smooth surface, and the cable main body 22 is attached to the wire roller 62 and wound sequentially from top to bottom. The wire roller 62 and the T-turn 61 are pulled to rotate on the support tube 18 during the pulling of the wire body 22, which causes the lower end portion of the wire body 22 wound around the wire roller 62 to slide down along the surface of the wire roller 62, with the bottommost portion wound around the semicircular groove 19. This allows the proper amount of loosening of the cable body 22 wound around the bottom of the wire guide roller 62 during the guiding and transporting of the wire guide roller 62 to the cable body 22. The semicircular groove 19 is close to the height of the positioning wheel 8 and the diverting wheel 54 so that the cable body 22 pulled out of the semicircular groove 19 horizontally enters the positioning wheel 8 and the diverting wheel 54. The cable body 22 which is wound on the wire guiding roller 62 can be prevented from winding with the cable body 22 which is already wound on the wire guiding roller 62 when the cable body 22 is in a sliding process downwards along the surface of the wire guiding roller 62, so that the wire guiding roller 62 facilitates the smooth reversing of the cable body 22.

The reversing assembly 6 further includes a disc 20 fixedly disposed directly above the wire guide roller 62.

Based on the present design, the diameter of the disk 20 is larger than the diameter of the circular surface above the wire guide roller 62, so that the cable body 22 is prevented from falling off from the wire guide roller 62.

Wherein, the below opening part of every constant head tank 9 all is provided with shrouding 21, and shrouding 21 passes through the screw to be installed in the bottom of unwrapping wire platform 2.

Based on this design, open shrouding 21, conveniently overhaul, clear up dust removal etc. to the inside structure of constant head tank 9.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a cable pay-off for construction, includes base (1), sets up unwrapping wire platform (2) in base (1) top to and carry line platform (3), unwrapping wire platform (2) and carry line platform (3) are circular structure, its characterized in that: the paying-off machine is characterized in that a spacing table (4) is fixedly arranged right above the paying-off table (2), the wire carrying table (3) is movably arranged above the spacing table (4), a plurality of positioning wheels (8) are arranged at the edge of the spacing table (4), a plurality of adjusting components (5) are arranged at the edge of the paying-off table (2), the positioning wheels (8) and the adjusting components (5) are alternately arranged, a reversing component (6) is arranged above one end of the base (1), and a tractor (7) is arranged above the other end of the base (1);

a plurality of constant head tanks (9) have been seted up to the top edge inside of unwrapping wire platform (2), adjusting part (5) and constant head tank (9) one-to-one, adjusting part (5) are including electric putter (51), positioning seat (52), slide (53), and switching-over wheel (54), electric putter (51) and positioning seat (52) all set up the inside at constant head tank (9), the output and the positioning seat (52) fixed connection of electric putter (51), spout (10) have been seted up to the top inside of positioning seat (52), slide (53) set up the inside at spout (10) through spring (55), and slide in the inside of spout (10), the bottom fixedly connected with axostylus axostyle (11) of the axle of switching-over wheel (54), the inside of constant head tank (9) is inserted to the bottom of axostylus axostyle (11) to with slide (53) fixed connection.

2. The cable pay-off for building construction according to claim 1, wherein: the distance between each reversing wheel (54) and the two positioning wheels (8) closest to the reversing wheel is the same.

3. The cable pay-off for building construction according to claim 1, wherein: the adjusting component (5) further comprises a fixing seat (56) fixedly arranged in the positioning groove (9), a limiting groove (23) is formed in the upper portion of the fixing seat (56), the positioning seat (52) is movably arranged in the limiting groove (23), and the output end of the electric push rod (51) penetrates through the fixing seat (56) and stretches into the limiting groove (23) to be fixedly connected with the positioning seat (52).

4. The cable pay-off for building construction according to claim 1, wherein: leather sleeves (12) are respectively sleeved in the wheel grooves of the positioning wheel (8) and the reversing wheel (54).

5. The cable pay-off for building construction according to claim 1, wherein: the inside of locating wheel (8) wears to be equipped with connecting axle (13), the top of connecting axle (13) and the bottom fixed connection of interval platform (4), the bottom of connecting axle (13) and the bottom fixed connection of unwrapping wire platform (2).

6. The cable pay-off for building construction according to claim 1, wherein: the wire carrying table (3) is movably mounted above the spacing table (4) through a sleeve (15), the sleeve (15) is sleeved on the middle lower section of the positioning shaft (14), and the upper section of the positioning shaft (14) is sleeved with an anti-falling disc (16).

7. The cable pay-off for building construction according to claim 6, wherein: the utility model discloses a screw thread groove has been seted up to the top inside of locating shaft (14), the top middle part of anticreep dish (16) is provided with rotating assembly (17), rotating assembly (17) are including wheel body (171) and a plurality of wheel pole (172), a plurality of wheel pole (172) evenly spaced distributes in the side of wheel body (171), and with wheel body (171) fixed connection, the bottom fixedly connected with screw rod of wheel body (171), anticreep dish (16) are run through to the bottom of screw rod to install in the inside of screw thread groove.

8. The cable pay-off for building construction according to claim 1, wherein: the utility model discloses a support tube (18) is fixed mounting in the top of base (1), switching-over subassembly (6) are including swing joint T type carousel (61) in support tube (18) top to and wire roller (62) at T type carousel (61) top middle part of fixed mounting, wire roller (62) are round platform structure, and semicircular groove (19) have been seted up to the bottom of wire roller (62).

9. The cable pay-off for building construction according to claim 8, wherein: the reversing assembly (6) further comprises a disc (20) fixedly arranged right above the wire guide roller (62).

10. The cable pay-off for building construction according to claim 1, wherein: and a sealing plate (21) is arranged at the opening of the lower part of each positioning groove (9), and the sealing plates (21) are arranged at the bottom of the paying-off table (2) through screws.