CN215165450U

CN215165450U - Laying device of geogrid

Info

Publication number: CN215165450U
Application number: CN202120533875.3U
Authority: CN
Inventors: 谷孝建
Original assignee: Wuhan Nanfang Xuyu Technology Engineering Co ltd
Current assignee: Wuhan Nanfang Xuyu Technology Engineering Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-12-14
Anticipated expiration: 2031-03-15

Abstract

The utility model relates to a civil engineering technical field discloses a laying device of geogrid, including frame, main shaft, first roller and second roller, two positioning baffle are installed to the top symmetry of frame one side, the axial is provided with between the heavy groove the main shaft, the oblique below of grid coil stock logical groove has been seted up at the frame middle part, first roller one side the inside level of frame is fixed with the cross arm board, the output of cylinder all vertically extends to the below of cross arm board is fixed with the bearing frame, just rotate between the bearing frame and be connected with the second roller. The utility model discloses the arrangement and the locking of the grid coil stock of not only being convenient for to avoid the main shaft to deviate from by oneself when conveniently rotating the pull, thereby improved the material loading and the change efficiency of grid coil stock, utilize multiple rolling friction's effect to make the grid coil stock can stretch in proper order, pave moreover, thereby improved and laid efficiency and quality.

Description

Laying device of geogrid

Technical Field

The utility model relates to a civil engineering technical field specifically is a laying device of geogrid.

Background

Geogrid is a common geosynthetic material, and is commonly used as a reinforcement material of a reinforced earth structure or a reinforcement material of a composite material, and the like. Geogrids are generally made of high polymer polymers such as polypropylene, polyvinyl chloride and the like through thermoplastic molding or die pressing to form two-dimensional grids or three-dimensional grid screens with a certain height, and the geogrids are widely applied to civil engineering.

However, in the actual construction and laying process, due to the lack of matched laying equipment, a manual section-by-section laying mode is mostly adopted, which not only easily causes the grid roll material to be scattered and difficult to arrange, but also often causes the conditions of bending, folding and the like of the laid geogrid, and finally influences the efficiency and quality of the laying work. Accordingly, one skilled in the art provides a laying device of a geogrid to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laying device of geogrid to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a laying device of a geogrid comprises a frame, a main shaft, a first roller and a second roller, wherein two positioning baffles are symmetrically arranged at the top of one side of the frame, and the middle parts of the positioning baffles are all provided with sinking grooves, the main shaft is axially arranged between the sinking grooves, the middle part of the main shaft is sleeved with a grid coil stock, and the main shafts on both sides of the grid coil stock are sequentially sleeved with a baffle disc and a steel ring, the middle part of the frame below the grid coil stock is provided with a through groove, and the bottom of the frame below the through groove is rotationally connected with an upper first roller and a lower first roller, a cross arm plate is horizontally fixed in the frame at one side of the first rollers, and the two sides of the top end of the cross arm plate are both provided with air cylinders, the output ends of the air cylinders vertically extend to the lower part of the cross arm plate and are fixed with bearing seats, and the second roller is rotatably connected between the bearing seats.

As a further aspect of the present invention: the sinking grooves are formed by overlapping a large U-shaped structure and a small U-shaped structure, and are axially and symmetrically distributed.

As a further aspect of the present invention: the two ends of the main shaft are sleeved with shaft sleeves, the shaft sleeves are of T-shaped structures, and the shaft sleeves are embedded with the sinking grooves and are in rotating connection.

As a further aspect of the present invention: the grid coil stock keep off the dish and the steel ring all with main shaft sliding connection, just the grid coil stock keep off the dish and all contradict each other between the steel ring.

As a further aspect of the present invention: all threaded connection has holding bolt on the steel ring, just holding bolt's one end all passes the steel ring and with the main shaft is contradicted each other.

As a further aspect of the present invention: the outer side walls of the first roller and the second roller are wrapped with nylon protective sheets.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the main shaft penetrates through a grid coiled material, the two sides of the main shaft are sequentially sleeved with the baffle disc and the steel rings, the two steel rings are pushed in opposite directions to push the baffle disc to center the grid coiled material, then the fastening bolts are screwed up to fix the steel rings, the two ends of the main shaft are respectively sleeved with the shaft sleeves, and then the main shaft is integrally lifted between the two positioning baffles, so that the two shaft sleeves of the T-shaped structure are embedded into the sinking grooves of the U-shaped structure, the main shaft is prevented from being separated out by itself while the main shaft is convenient to rotate, and the loading and replacing efficiency of the grid coiled material is improved;

2. the one end of grid coil stock passes the logical groove of oblique below earlier, passes two upper and lower first rollers of oblique below again and lays in the subaerial of frame below, then control two synchronous elongations of cylinder for the second roller pushes down on the grid coil stock, along with the removal of frame, the grid coil stock will be at ground and the rolling friction of second roller down in proper order pull, lay the level, thereby improved laying efficiency and quality.

Drawings

FIG. 1 is a schematic perspective view of a geogrid laying apparatus;

FIG. 2 is a schematic view of a partial perspective enlarged structure of a main shaft of a laying device for geogrids;

fig. 3 is a schematic partial perspective enlarged structure view of a second roller in a laying device of a geogrid.

In the figure: 1. a frame; 2. positioning a baffle plate; 3. sinking a groove; 4. a main shaft; 5. coiling the grating; 6. a catch tray; 7. steel rings; 8. tightening the bolt; 9. a shaft sleeve; 10. a through groove; 11. a first roller; 12. a transverse stretcher plate; 13. a cylinder; 14. a bearing seat; 15. a second roller; 16. a nylon protective sheet.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a laying device for geogrids comprises a frame 1, a main shaft 4, first rollers 11 and second rollers 15, wherein two positioning baffles 2 are symmetrically installed on the top of one side of the frame 1, a sinking groove 3 is formed in the middle of each positioning baffle 2, the main shaft 4 is axially arranged between the sinking grooves 3, a grid coil 5 is sleeved in the middle of each main shaft 4, a blocking disc 6 and a steel ring 7 are sequentially sleeved on the main shaft 4 on both sides of the grid coil 5, a through groove 10 is formed in the middle of the frame 1 obliquely below the grid coil 5, the bottom of the frame 1 obliquely below the through groove 10 is rotatably connected with the upper and lower first rollers 11, a cross arm plate 12 is horizontally fixed in the frame 1 on one side of each first roller 11, air cylinders 13 are installed on both sides of the top end of the cross arm plate 12, the type of each air cylinder 13 can be SC160-50, the output ends of the air cylinders 13 vertically extend to the lower side of the cross arm plate 12 and are fixed with a bearing seat 14, and a second roller 15 is rotatably connected between the bearing blocks 14.

In fig. 1 and 2: the sinking grooves 3 are formed by overlapping a large U-shaped structure and a small U-shaped structure, and the two sinking grooves 3 are axially and symmetrically distributed and are used for being matched with the shaft sleeve 9; the two ends of the main shaft 4 are sleeved with the shaft sleeves 9, the shaft sleeves 9 are of T-shaped structures, and the shaft sleeves 9 are mutually embedded and rotatably connected with the sinking grooves 3, so that the main shaft 4 is prevented from falling off while the rotation of the main shaft 4 is not influenced; the grid coil material 5, the baffle disc 6 and the steel ring 7 are all in sliding connection with the main shaft 4, and the grid coil material 5, the baffle disc 6 and the steel ring 7 are mutually butted, so that manual pushing and positioning are facilitated; all threaded connection has holding bolt 8 on steel ring 7, and holding bolt 8's one end all passes steel ring 7 and contradicts each other with main shaft 4, is convenient for manual locking or unclamps.

In fig. 1 and 3: all the parcel has nylon protection piece 16 on the lateral wall of first roller 11 and second roller 15 for increase contact friction avoids grid coil stock 5 to skid, and improves wear resistance.

The utility model discloses a theory of operation is: firstly, a main shaft 4 penetrates through a pair of grid coil stocks 5, a baffle disc 6 and steel rings 7 are sequentially sleeved at two ends of the main shaft 4, the two steel rings 7 are pushed oppositely to push the baffle disc 6 positioned at one side, so that the grid coil stocks 5 are centered and positioned, then two fastening bolts 8 are screwed to fix the two steel rings 7 to prevent the baffle discs 6 from sliding, finally, two shaft sleeves 9 are respectively sleeved at two ends of the main shaft 4, and then, the main shaft 4 is integrally lifted between the two positioning baffle plates 2 to enable the two shaft sleeves 9 of the T-shaped structure to be respectively embedded into the two sinking grooves 3 of the U-shaped structure, so that the main shaft 4 is prevented from being separated out while the rotation of the main shaft 4 is not influenced, and the loading and replacing efficiencies of the grid coil stocks 5 are improved;

when the geogrid is laid, one end of the grid roll material 5 penetrates through the through groove 10 below the grid roll material 5, then penetrates through the upper and lower first rollers 11 below the oblique direction and is laid on the ground below the frame 1, then two air cylinders 13 on the cross arm plate 12 are controlled to extend synchronously, so that the second rollers 15 are pressed down to the laid geogrid, along with the movement of the frame 1, the grid roll material 5 sequentially rotates, stretches and lays on the ground and the rolling friction of the second rollers 15, in addition, the nylon protective sheets 16 are wrapped on the outer side walls of the first rollers 11 and the second rollers 15 and are used for increasing contact friction, the geogrid is prevented from slipping, the wear resistance of the geogrid is improved, the service life is prolonged, and the laying efficiency and quality are improved.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A laying device of a geogrid comprises a frame (1), a main shaft (4), first rollers (11) and second rollers (15), and is characterized in that two positioning baffle plates (2) are symmetrically installed at the top of one side of the frame (1), sinking grooves (3) are formed in the middle of the positioning baffle plates (2), the main shaft (4) is axially arranged between the sinking grooves (3), a grid coil (5) is sleeved in the middle of the main shaft (4), baffle discs (6) and steel rings (7) are sequentially sleeved on the main shaft (4) on two sides of the grid coil (5), through grooves (10) are formed in the middle of the frame (1) below the grid coil (5) in an inclined mode, the bottom of the frame (1) below the through grooves (10) is rotationally connected with the first rollers (11) in an upper-lower mode, transverse stretcher plates (12) are horizontally fixed inside the frame (1) on one side of the first rollers (11), and both sides of the top end of the cross arm plate (12) are provided with air cylinders (13), the output ends of the air cylinders (13) vertically extend to the lower part of the cross arm plate (12) and are fixed with bearing seats (14), and the second rollers (15) are rotatably connected between the bearing seats (14).

2. A laying device of geogrid according to claim 1, characterized in that the sinking grooves (3) are formed by overlapping two U-shaped structures, one large and one small, and the two sinking grooves (3) are axially and symmetrically distributed.

3. The laying device of the geogrid according to claim 1, wherein shaft sleeves (9) are sleeved at two ends of the main shaft (4), the shaft sleeves (9) are of T-shaped structures, and the shaft sleeves (9) are mutually embedded and rotatably connected with the sinking grooves (3).

4. A laying device of geogrid according to claim 1, characterized in that the grid coil (5), the baffle disc (6) and the steel ring (7) are all connected with the main shaft (4) in a sliding manner, and the grid coil (5), the baffle disc (6) and the steel ring (7) are all mutually interfered.

5. A laying device of geogrid according to claim 1, characterized in that a fastening bolt (8) is connected to the steel ring (7) in a threaded manner, and one end of the fastening bolt (8) penetrates through the steel ring (7) and is abutted against the main shaft (4).

6. A laying device of geogrid according to claim 1, characterized in that the outer side walls of the first roller (11) and the second roller (15) are wrapped with nylon guard sheets (16).