CN219971418U - Roller device for dragging PE pipe - Google Patents

Abstract

The utility model relates to a roller device for dragging a PE pipe, which comprises a dragging structure and a supporting lifting structure, wherein the dragging structure is positioned on the supporting lifting structure, the dragging structure comprises a pair of horizontal roller angle steel brackets, the horizontal roller angle steel brackets are provided with horizontal roller groups, each horizontal roller group consists of a plurality of horizontal rollers, a cylindrical fixed shaft is respectively arranged adjacent to each horizontal roller angle steel bracket, each cylindrical fixed shaft is provided with a cylindrical roller, the supporting lifting structure comprises a supporting plate and a bottom supporting plate, and a lifting structure is arranged between each supporting plate and the bottom supporting plate.

Description

Roller device for dragging PE pipe

Technical Field

The utility model relates to the field of PE pipe use, in particular to a roller device for dragging a PE pipe.

Background

The PE pipe (polyethylene pipe) is produced by extrusion molding process with polyethylene mixture, and has good corrosion resistance, flexibility, weldability and other properties, which has been used in foreign gas pipe network for more than 60 years, and domestic for more than 20 years, so that the PE pipe is widely used in gas engineering due to the above performance characteristics, but the PE pipe is made of polyethylene, the outer surface of which is easily scratched and stabbed by sharp protrusions and hard objects, and meanwhile, the construction and acceptance regulations of town gas transmission and distribution engineering clearly require that the PE gas pipe is pulled to the outer wall of the pipe before backfilling after welding, so that the PE pipe cannot have the defects of scratch, bump and the like affecting the product quality. However, the condition of the construction site is often complicated, especially when in suburb construction, the height difference of the pipeline laying route is large, sharp protrusions and earth and stone blocks along the way are more, the outer pipe wall is often scratched in the PE pipe dragging process, and the damaged part is required to be cut off and welded again to influence the construction progress.

At present, in the gas construction, a method of hoisting PE pipes or placing cylindrical sections such as logs between the PE pipes and the ground is mainly adopted for moving and dragging, the former method needs a crane, the cost is high, the construction working face is large, and the metal ropes are easy to damage the pipes; the latter is convenient, but because the height of the PE pipe from the ground is limited by the diameter of the log, the method still cannot avoid the scratch of the PE pipe in the face of more sharp objects and earth and stone on site.

Disclosure of Invention

The utility model mainly solves the technical problem of providing a roller device for dragging a PE pipe, which can solve the problem in the background technology.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a roller device for PE pipe pulls, is including pulling structure and support elevation structure, it is located on the support elevation structure to drag the structure, it includes a pair of horizontal roller angle steel support to drag the structure, be equipped with horizontal roller group on the horizontal roller angle steel support, horizontal roller group comprises a plurality of quantity horizontal roller, is close to horizontal roller angle steel support and is equipped with the cylinder fixed axle respectively, be equipped with the cylinder gyro wheel on the cylinder fixed axle, support elevation structure includes backup pad and bottom surface backup pad, be equipped with elevation structure between backup pad and the bottom surface backup pad, elevation structure includes: the pair of first shape support frames, bracing piece and locking mechanism of folding, a pair of first shape support frames settle in the bottom surface backup pad, and the position is corresponding, a pair of first shape support frames is last and just be close to the right-hand member and to have seted up first circular through-hole, a pair of first slide bar of inserting jointly in the first circular through-hole, every just be located first circular through-hole left Fang Kai on the first shape support frames and be equipped with first bar through-hole, a pair of first bar through-hole is interior all to be inserted with the second slide bar, the bracing piece lower extreme is connected with first slide bar and second slide bar respectively, a pair of connecting rod has been inserted on the bracing piece, two sections of external screw threads that turn to are different are seted up respectively on the locking mechanism, a pair of circular through-hole has been seted up respectively on the connecting rod, locking mechanism cartridge is in a pair of circular through-hole, every set up the internal screw thread that turns to different external screw threads looks mesh in the circular through-hole, a pair of second shape support frame is installed to the wall under the backup pad, a pair of second shape support frames has been seted up on the second bar through-hole and second bar end all are connected with the third bar through-shaped through-hole.

Preferably, the cylindrical roller is polyurethane.

Preferably, the wall surface on the bottom surface supporting plate and the four corners are provided with first threaded openings, and each first threaded opening is internally inserted with a screw.

The beneficial effects of the utility model are as follows: (1) The PE pipe is applied to outdoor PE pipe construction, and the problem that the PE pipe is prevented from being scratched due to dragging on a construction site is solved. Meanwhile, the PE pipe can be lifted to a proper height according to the on-site height difference condition by the design of the height-adjustable base, so that the practicability of the device is higher; (2) the product is adjustable in height and convenient to carry and install; (3) The product is applicable to PE pipes with different pipe diameters, and has high adaptation degree; (4) After the PE pipe appearance inspection failure rate is greatly reduced after the PE pipe inspection failure rate is promoted, reworking is reduced, labor and cost are saved, PE pipe construction quality is guaranteed, and good enterprise benefits and social benefits can be generated.

Drawings

FIG. 1 is a schematic structural view of the product of the present utility model;

figure 2 is a side view of the support lift structure of the present utility model.

Description of the embodiments

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are otherwise, required to achieve the objective and effect taught by the utility model. Also, the terms "upper", "lower", "left", "right", "middle" and "a" are used herein for descriptive purposes only and are not intended to limit the scope of the present utility model, but rather the relative relationship changes or modifications within the context of the present utility model should be construed to mean the scope of the present utility model without substantial modification.

Referring to fig. 1 and 2, an embodiment of the present utility model includes:

a roller device for PE pipe pulls, including pulling the structure and supporting the elevation structure, it is located on the supporting the elevation structure to pull the structure, it includes a pair of horizontal roller angle steel support 9 to pull the structure, mainly play the effect of fixed horizontal roller group, horizontal roller group comprises a plurality of quantity horizontal roller parallel arrangement, it is equipped with cylinder fixed axle 7 respectively to close to horizontal roller angle steel support 9, be equipped with cylinder gyro wheel 8 on the cylinder fixed axle 7, cylinder fixed axle 7 is as cylinder gyro wheel's fixed axle, with backup pad 1 welded fastening, cylinder gyro wheel 8 and PE pipe direct contact, the suit is on fixed axle 7, prevent that the PE pipe from dragging the fish tail.

The supporting lifting structure comprises a supporting plate 1 and a bottom supporting plate 6, wherein the supporting plate 1 is made of steel plates and mainly plays a role in supporting a cylindrical roller 8, the bottom supporting plate 6 supports all components and is fixed with the ground through screws 14, and a lifting structure is arranged between the supporting plate 1 and the bottom supporting plate 6 and comprises: the pair of first folding support frames 2, the support rods 4 and the locking mechanism 5, the pair of first folding support frames 2 are arranged on the bottom support plate 6 and are corresponding in position, a first round through hole is formed in the pair of first folding support frames 2 and close to the right end, a first sliding rod 3 is inserted into the first round through holes together, each first folding support frame 2 is provided with a first strip-shaped through hole in a left Fang Kai mode and located on the first round through hole, a second sliding rod 10 is inserted into the first strip-shaped through holes, the lower ends of the support rods 4 are respectively connected with the first sliding rods 3 and the second sliding rods 10, a pair of connecting rods 12 are inserted into the support rods 4, two sections of external threads which are different in steering direction are formed in the left end and the right end of the locking mechanism 5 respectively, round through holes are formed in a pair of the locking mechanism 5, internal threads which are meshed with the external threads which are different in steering direction are formed in the round through holes respectively, locking of the positions of the support rods 4 is achieved, after the height is determined, the lower walls of the support rods 1 are fixedly connected with the first folding support frames 11, the second folding support frames 11 are fixedly connected with the second rolling support frames 13, the second folding support frames 13 are fixedly connected with the second rolling through holes, and the second rolling support frames 13 are fixedly connected with the second rolling frames.

When in use: the first slide bar 3 in the first circular through hole and the second slide bar 10 in the first bar-shaped through hole, the first slide bar 3 and the second slide bar 10 are connected with the support bar 4, the support bar 4 can be folded and lifted, the circular through hole formed by the connecting bar 12 on the support bar 4 is connected with the locking mechanism 5, two sections of external threads which are different in steering are respectively formed at the left end and the right end of the locking mechanism 5, and internal threads engaged with the different external threads are formed in the locking mechanism 5 in steering are formed in the circular through hole, so when the locking mechanism 5 rotates clockwise, the connecting bar 12 is correspondingly moved due to the rotating force, thereby the support bar 4 is supported and lifted, when the locking mechanism 5 rotates anticlockwise, the connecting bar 12 moves in the opposite direction due to the rotating force, so that the folding height of the support bar 4 is lowered, the first slide bar 3 is inserted in the first circular through hole and can rotate, so when lifted, the folding and swinging of the support rod 4 are not blocked, so that the support rod 4 is not blocked during the lifting process, the second slide rod 10 is arranged in the first bar-shaped through hole, so that the connecting rod 12 can relatively or reversely move and the second slide rod 10 can also rotate during the lifting process of the folding lifting frame 4, the using effect is met, the first slide rod 6 can not move, the second slide rod 10 positioned in the first bar-shaped through hole can move left and right, the pair of connecting rods 12 are convenient to approach, the using stability of the support rod 4 is ensured, the position can not move during lifting, the upper end of the support rod 4 is respectively connected with the third slide rod 13, the third slide rod 13 positioned in the second bar-shaped through hole can rotate during the folding lifting of the support rod 4, the third slide rod 13 positioned in the second bar-shaped through hole can move along with the lifting of the support rod 4, thereby satisfying the normal use of the support bar 4 and fixing the use height position of the support bar 4 by screwing the locking mechanism 5.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (3)

1. A roller device for PE pipe pulls, its characterized in that includes and pulls structure and support elevation structure, it is located on the support elevation structure to pull the structure, it includes a pair of horizontal roller angle steel support (9) to drag the structure, be equipped with horizontal roller group on horizontal roller angle steel support (9), horizontal roller group comprises a plurality of quantity horizontal roller, is close to horizontal roller angle steel support (9) and is equipped with cylinder fixed axle (7) respectively, be equipped with cylinder gyro wheel (8) on cylinder fixed axle (7), support elevation structure includes backup pad (1) and bottom surface backup pad (6), be equipped with elevation structure between backup pad (1) and bottom surface backup pad (6), elevation structure includes: the pair of first folding support frames (2), the support rods (4) and the locking mechanism (5), the pair of first folding support frames (2) are arranged on the bottom support plate (6) and are corresponding in position, a first circular through hole is formed in the pair of first folding support frames (2) and close to the right end, a first sliding rod (3) is jointly inserted into the first circular through hole, each first folding support frame (2) is provided with a first strip-shaped through hole in the left Fang Kai of the first circular through hole, a second sliding rod (10) is inserted into the first strip-shaped through hole, the lower end of the support rod (4) is respectively connected with the first sliding rod (3) and the second sliding rod (10), a pair of connecting rods (12) are inserted into the support rod (4), two sections of external threads which are different in steering are respectively formed in the left end and the right end of the locking mechanism (5), the circular through holes are respectively formed in the pair of circular through holes, a second sliding rod (10) is respectively inserted into the first circular through holes, a pair of external threads which are different in the first folding support frames (11) are respectively formed in the two sections of circular through holes, the circular through holes are respectively formed in the two pairs of the first folding support frames (11), the upper end of the supporting rod (4) is connected with a pair of third sliding rods (13).

2. A roller device for PE pipe dragging according to claim 1, characterized in that the cylindrical roller (8) is polyurethane.

3. A roller device for dragging a PE pipe according to claim 1, characterized in that the upper wall surface of the bottom support plate (6) is provided with first screw thread openings at four corners, and each first screw thread opening is internally inserted with a screw (14).