CN218507227U

CN218507227U - Pay-off rack for construction site

Info

Publication number: CN218507227U
Application number: CN202222862206.8U
Authority: CN
Inventors: 罗佳文; 余果; 刘昊
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-21
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to a pay off rack for job site, be two backup pad including quantity the equal fixedly connected with quantity in bottom of backup pad is two supporting legs, four the spout has all been seted up to the inside of supporting legs, and the inside swing joint of four spouts has quantity to be two lifting unit. This pay off rack for job site, the supporting legs plays the effect of stabilizing support board, through installing the pivot in the bearing, make the bottom of semicircle piece laminating bearing put into the fixed block down, insert the effect that plays fixed rotating shaft in the threaded hole of last semicircle piece and lower semicircle piece through the screw rod, promote the pinion rack through electric telescopic handle and make the pinion rack drive gear revolve, the gear drives the pinion rack and removes, thereby make lifting support go up and down, lifting support's bottom plays stabilizing effect in the spout, thereby play the effect of making things convenient for the unwrapping wire.

Description

Pay-off rack for construction site

Technical Field

The utility model relates to a pay off rack technical field specifically is a pay off rack is used to job site.

Background

In the engineering construction process, the cable paying-off method used at present comprises the following steps: 1, using a crane to cooperate with paying off: the crane can be used only in places with large outdoor working surfaces and cranes, so that the mechanical cost is high, and the crane has high requirements on safety conditions during operation. 2 setting up a simple frame by using a frame pipe for paying off

The existing pay-off rack is heavy, needs to be erected again when the position and the height are changed, and is time-consuming and labor-consuming. The working face requires great, and it is great to need a large amount of manpowers and potential safety hazard when lifting cable drum and unwrapping wire, adopts the fastener to connect between the frame pipe simultaneously, and the reliability is not high, inconvenient unwrapping wire, so provides a job site and solves above-mentioned problem with the pay off rack.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a pay off rack is used to job site possesses advantages such as make things convenient for the unwrapping wire, has solved the pay off rack because the shelf is heavy, need set up again when transform position height, wastes time and energy. The working face requires great, and it is great to need a large amount of manpowers and potential safety hazard when lifting cable drum and unwrapping wire, adopts the fastener to connect between the frame pipe simultaneously, and the reliability is not high, the problem of inconvenient unwrapping wire.

In order to achieve the above object, the utility model provides a following technical scheme: a pay-off rack for a construction site comprises two support plates, wherein the bottoms of the two support plates are fixedly connected with two support legs, sliding grooves are formed in the four support legs, and two lifting assemblies are movably connected in the four sliding grooves;

lifting unit is including lifting support, lifting support's outer fixedly connected with quantity is two fixed blocks, two the equal threaded connection in inside of fixed block has the screw rod, the surface threaded connection of screw rod has lower semicircle piece, the top laminating of lower semicircle piece is connected with the bearing, the top fixedly connected with of bearing goes up the semicircle piece, the internally mounted of bearing has the pivot, lifting support's left side fixedly connected with tooth piece, the positive left side the left side fixedly connected with down tube of supporting legs, the top fixedly connected with electric telescopic handle of down tube, electric telescopic handle's right side fixedly connected with pinion rack, the outer fixedly connected with quantity of backup pad is two connecting blocks, two the inside swing joint of connecting block has the movable rod, the outer fixedly connected with gear of movable rod.

Further, the tooth piece and the gear meshing of pinion rack top, and the right side and the tooth piece of gear mesh mutually.

Furthermore, the supporting legs and the lifting support are positioned in the middle of the supporting plate.

Furthermore, the bottom of the lifting support penetrates through the supporting plate and is interactively connected to the sliding groove.

Further, threaded holes are formed in the lower semicircular block and the upper semicircular block, and the screw rod is in threaded connection with the threaded holes.

Furthermore, holes are formed in the top and the opposite side of each of the two fixing blocks.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this pay off rack for job site, the supporting legs plays the effect of stabilizer bar, install in the bearing through the pivot, make the bottom of semicircle piece laminating bearing put into the fixed block down, insert the threaded hole of last semicircle piece and semicircle piece down through the screw rod and play the effect of fixed pivot, promote the pinion rack through electric telescopic handle and make the pinion rack drive gear revolve, the gear drives the pinion rack and removes, thereby make the lifting support go up and down, the bottom of lifting support plays stabilizing effect in the spout, thereby play the effect of convenient unwrapping wire.

Drawings

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

FIG. 2 is an enlarged view of part A of the structure of FIG. 1 of the present invention;

fig. 3 is a side sectional view of the structure of the present invention.

In the figure: the device comprises a supporting plate 1, supporting legs 2, a sliding groove 3, a lifting component 4, a lifting support 5, a fixing block 6, a screw rod 7, a lower semicircular block 8, a bearing 9, an upper semicircular block 10, a rotating shaft 11, a tooth block 12, a diagonal rod 13, an electric telescopic rod 14, a toothed plate 15, a connecting block 16, a movable rod 17 and a gear 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the pay-off stand for the construction site in the embodiment includes two support plates 1, two support legs 2 are fixedly connected to bottoms of the two support plates 1, two sliding grooves 3 are formed in the four support legs 2, and two lifting assemblies 4 are movably connected to the four sliding grooves 3.

Supporting legs 2 play the effect of stable support board 1, thereby go up and down through 3 supplementary lifting unit 4 of spout and play the effect of making things convenient for the unwrapping wire.

Lifting unit 4 is including

lifting support

5, 1 interactive connection in spout 3 of backup pad is run through to lifting support 5's bottom, supporting legs 2 is located the centre of backup pad 1 with lifting support 5, lifting support 5's outer fixed surface is connected with quantity and is two fixed block 6, the top and relative one side of two fixed block 6 all set up porosely, the equal threaded connection in inside of two fixed block 6 has screw rod 7, the surface threaded connection of screw rod 7 has lower semicircle piece 8, the top laminating of lower semicircle piece 8 is connected with bearing 9, the top fixedly connected with last semicircle piece 10 of bearing 9, lower semicircle piece 8 all has seted up the screw hole with last semicircle piece 10, and screw rod 7 and screw hole threaded connection, the internally mounted of bearing 9 has pivot 11, lifting support 5's left side fixedly connected with tooth piece 12, the left side fixedly connected with down link 13 of supporting legs 2 on the front left side, the top fixedly connected with electric telescopic handle 14 of down link 13, the right side fixedly connected with pinion rack 15 of electric telescopic handle 14, the outer fixed surface of backup pad 1 is connected with quantity and is two connecting blocks 16, the internally connected with movable rod 17, the outer fixed surface of movable rod 17 is connected with gear 18, and the meshing of pinion 18 and the right side gear 12 of pinion 18.

Through installing pivot 11 in bearing 9, make semicircle piece laminating bearing 9's bottom put into fixed block 6 down, insert the effect that half round piece 10 played fixed pivot 11 with the threaded hole of semicircle piece 8 down through screw rod 7, promote pinion rack 15 through electric telescopic handle 14 and make pinion rack 15 drive gear 18 and rotate, gear 18 drives pinion rack 12 and removes to make lifting support 5 go up and down.

The working principle of the above embodiment is as follows:

supporting legs 2 plays the effect of steadying support plate 1, through installing pivot 11 in bearing 9, make down semicircle piece laminating bearing 9's bottom put into fixed block 6, insert semicircle piece 10 and play the effect of fixed pivot 11 in the threaded hole of semicircle piece 8 down through screw rod 7, promote pinion rack 15 through electric telescopic handle 14 and make pinion rack 15 drive gear 18 rotate, gear 18 drives tooth piece 12 and removes, thereby make lifting support 5 go up and down, the bottom of lifting support 5 plays stabilizing effect in spout 3, thereby play the effect of convenient unwrapping wire.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pay off rack for job site, is backup pad (1) of two including quantity, its characterized in that: the bottoms of the two supporting plates (1) are fixedly connected with two supporting legs (2), sliding grooves (3) are formed in the four supporting legs (2), and two lifting assemblies (4) are movably connected in the four sliding grooves (3);

lifting unit (4) are including lifting support (5), the outer fixed surface of lifting support (5) is connected with quantity and is two fixed block (6), two the equal threaded connection in inside of fixed block (6) has screw rod (7), the outer surface threaded connection of screw rod (7) has lower semicircle piece (8), the top laminating of lower semicircle piece (8) is connected with bearing (9), the last semicircle piece (10) of the top fixedly connected with of bearing (9), the internally mounted of bearing (9) has pivot (11), the left side fixedly connected with tooth piece (12) of lifting support (5), the positive left side fixedly connected with down tube (13) of supporting legs (2), the top fixedly connected with electric telescopic handle (14) of down tube (13), the right side fixedly connected with pinion rack (15) of electric telescopic handle (14), the outer fixed surface of backup pad (1) is connected with quantity and is two connecting blocks (16), two the inside swing joint of connecting block (16) has movable rod (17), the outer fixed surface of movable rod (17) is connected with gear (18).

2. The pay-off rack for the construction site as claimed in claim 1, wherein: the toothed block at the top of the toothed plate (15) is meshed with the gear (18), and the right side of the gear (18) is meshed with the toothed block (12).

3. The pay-off rack for the construction site as claimed in claim 1, wherein: the supporting legs (2) and the lifting support (5) are positioned in the middle of the supporting plate (1).

4. The pay-off rack for the construction site as claimed in claim 1, wherein: the bottom of the lifting support (5) penetrates through the supporting plate (1) and is interactively connected with the sliding groove (3).

5. The pay-off rack for the construction site as claimed in claim 1, wherein: threaded holes are formed in the lower semicircular block (8) and the upper semicircular block (10), and the screw rod (7) is in threaded connection with the threaded holes.

6. The pay-off rack for the construction site as claimed in claim 1, wherein: the top and the opposite side of the two fixed blocks (6) are provided with holes.