CN-224213058-U - Geogrid

CN224213058UCN 224213058 UCN224213058 UCN 224213058UCN-224213058-U

Abstract

The utility model relates to a geogrid, which comprises a geogrid main body and anchoring parts arranged on the periphery of the geogrid main body, wherein each anchoring part comprises a cylinder body, a driving column and vertical rods, the cylinder body penetrates through the geogrid main body from top to bottom, the upper end of the cylinder body is connected with a pressing plate positioned on the upper side of the geogrid main body, the lower end of the cylinder body is connected with a cone, an outer annular array of the cylinder body is provided with a top plate, the cylinder body is rotationally connected with the driving column, the annular array of the driving column is provided with through holes corresponding to each top plate, a plurality of through holes are close to one end of the peripheral wall of the driving column and incline in the same direction along the circumferential direction of the driving column, each through hole is internally provided with the vertical rods in a penetrating manner, two ends of each vertical rod are connected with horizontal cross rods, the free end of each cross rod movably penetrates through the cylinder body to be connected with the top plate on the same side, and the pressing plate is provided with a driving piece for driving the driving column to rotate. The utility model solves the problem that the anchoring assembly of the geogrid is easy to loosen from soil.

Inventors

PAN YIQIANG
YANG MINGMING
GUO PEIYUAN
LI SHAOFENG
HU ZHIHUA
CHEN XU
ZHANG QIANG
ZHENG MIN
CUI HONGXIANG
WU MENGSHI
CHENG LIANG

Assignees

河南省公路工程局集团有限公司

Dates

Publication Date: 20260508
Application Date: 20250528

Claims (6)

1. The geogrid comprises a geogrid main body (1), and is characterized by further comprising anchoring pieces arranged on the periphery of the geogrid main body (1), each anchoring piece comprises a cylinder body (2), a driving column (3) and vertical rods (4), the cylinder body (2) penetrates through the geogrid main body (1) from top to bottom, the upper end of each cylinder body (2) is connected with a pressing plate (5) located on the upper side of the geogrid main body (1), the lower end of each cylinder body is connected with a cone (6), an outer annular array of each cylinder body (2) is provided with a top plate (7), the cylinder body (2) is rotationally connected with the driving column (3), the driving column (3) is provided with through holes (8) corresponding to each top plate (7) in an annular array, a plurality of through holes (8) are close to one end of the peripheral wall of the driving column (3) and incline along the circumferential direction of the driving column (3), each through hole (8) is internally penetrated with the vertical rods (4), two ends of each vertical rod (4) are connected with horizontal cross rods (10), the free ends of each cross rod (10) are movably penetrated through the cylinder body (2) to be connected with the top plates (7) on the same side, and the driving column (3) is provided with driving pieces.
2. A geogrid according to claim 1, characterized in that the top plates (7) on each anchoring member are all located at the lower side of the grid main body (1), the top plates (7) are arc-shaped plates protruding away from the cylinder body (2), friction lines (11) are arranged on the outer side face of each top plate (7), when the inner side faces of the top plates (7) contact the peripheral wall of the cylinder body (2), two adjacent top plates (7) are contacted, the top plates (7) are located on the same circular ring, and the outer diameter of the circular ring where the top plates (7) are located is equal to the diameter of the upper end of the cone (6).
3. A geogrid according to claim 1, characterized in that one end of each through hole (8) is close to the central axis of the driving column (3), the other end is close to the peripheral wall of the driving column (3), and one end of each through hole (8) close to the peripheral wall of the driving column (3) is inclined anticlockwise along the circumferential direction of the driving column.
4. The geogrid according to claim 3, wherein the lower end of the driving column (3) is rotationally connected with the top surface of the cone (6) through a rotating rod (20), the driving piece comprises a column (12) and a vertical rod (13), the middle part of the top surface of the driving column (3) is connected with the column (12), a spiral groove (14) is formed in the upper peripheral wall of the column (12), the upper end of the vertical rod (13) slides up and down to extend into a rectangular blind hole (15) formed in the bottom surface of the pressing plate (5), a round blind hole (16) sleeved outside the upper portion of the column (12) in a sliding mode is formed in the lower end of the vertical rod (13), a driving block (17) extending into the spiral groove (14) is arranged on the inner wall of the round blind hole (16), and the vertical rod (13) is driven by a screw rod (18) to move up or down.
5. The geogrid according to claim 4, wherein the spiral direction of the spiral groove (14) is left-handed, the screw (18) is rotationally connected with the pressing plate (5) on the upper side of the rectangular blind hole (15), the upper end of the screw (18) is connected with the rotating plate (19) on the upper side of the pressing plate (5), and the lower part of the screw (18) extends into the rectangular blind hole (15) to be connected with the upright rod (13) through internal threads.
6. Geogrid according to claim 1, characterized in that the vertical rods (4) and the cross rods (10) are round rod bodies made of alloy steel material.

Description

Geogrid Technical Field The utility model relates to the technical field of geogrids, in particular to a geogrid. Background The geogrid is a latticed geosynthetic material made of high molecular polymers, glass fibers or steel materials, is a key material for improving the stability of roadbed and prolonging the service life of pavement in expressway engineering, and is particularly suitable for soft foundation treatment, anti-cracking and anti-rutting and load dispersion. The geogrid is generally connected with the soil body through steel nails and other anchoring parts which are deep into the soil body, so that the geogrid can be stably limited on the soil body, but after the geogrid is used for a long time, the geogrid is easy to loosen from the soil body due to the fact that an anchoring part of the geogrid is easy to loosen from the soil body as mentioned in an authorized publication No. CN 219261000U 'a geogrid fixing assembly', and the problem needs to be solved. Disclosure of Invention The utility model provides a geogrid which can improve the connection strength of the geogrid and a soil body, and aims to solve the problem that anchoring parts of the geogrid are easy to loosen from the soil body. In order to solve the problems, the technical scheme of the utility model is as follows: the geogrid comprises a geogrid main body and further comprises anchoring parts arranged on the periphery of the geogrid main body, each anchoring part comprises a cylinder body, a driving column and vertical rods, the cylinder body penetrates through the geogrid main body from top to bottom, the upper end of the cylinder body is connected with a pressing plate located on the upper side of the geogrid main body, the lower end of the cylinder body is connected with a cone, an outer annular array of the cylinder body is provided with a top plate, the driving column is rotationally connected with the cylinder body, the annular array of the driving column is provided with through holes corresponding to each top plate, a plurality of through holes are close to one end of the peripheral wall of the driving column and incline along the circumferential direction of the driving column in the same direction, each through hole is internally provided with a vertical rod in a penetrating mode, two ends of the vertical rod are connected with horizontal cross rods, the free end of each cross rod movably penetrates through the cylinder body to be connected with the top plate on the same side, and a driving piece for driving the driving column to rotate is arranged on the pressing plate. Further, every roof on the anchor assembly all is located grid main part downside, the roof is the arch that the arch deviates from the barrel, all is equipped with the friction line on the lateral surface of every roof, and a plurality of when roof medial surface contacted the barrel perisporium, contact between two adjacent roof, a plurality of the roof is on same ring, a plurality of the external diameter of the ring that the roof was located equals with the upper end diameter of cone. Further, one end of each through hole is close to the central axis of the driving column, the other end of each through hole is close to the peripheral wall of the driving column, and one end of each through hole close to the peripheral wall of the driving column is inclined anticlockwise along the circumferential direction of the driving column. The lower end of the driving column is rotationally connected with the top surface of the cone through a rotating rod, the driving piece comprises a column and a vertical rod, the middle part of the top surface of the driving column is connected with the column, a spiral groove is formed in the peripheral wall of the upper portion of the column, the upper end of the vertical rod slides up and down to extend into a rectangular blind hole formed in the bottom surface of the pressing plate, a round blind hole which is sleeved outside the upper portion of the column in a sliding mode is formed in the lower end of the vertical rod, a driving block extending into the spiral groove is arranged on the inner wall of the round blind hole, and the vertical rod is driven by a screw rod to move upwards or downwards. The screw rod is rotationally connected with the pressing plate at the upper side of the rectangular blind hole, the upper end of the screw rod is connected with a rotating plate at the upper side of the pressing plate, and the lower part of the screw rod extends into the rectangular blind hole to be connected with the vertical rod through threads. Further, the vertical rods and the horizontal rods are round rod bodies made of alloy steel materials. Through the technical scheme, the utility model has the beneficial effects that: After the grid main body is penetrated and provided with the anchoring parts, the lower part of each anchoring part extends into the soil body, the driving column is driven to rotate by the rotating s