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CN-224227765-U - Steel-plastic composite geogrid

CN224227765UCN 224227765 UCN224227765 UCN 224227765UCN-224227765-U

Abstract

The utility model relates to the technical field of geogrids, and particularly discloses a steel-plastic composite geogrid which comprises an upper geogrid and an upper closing cover, wherein the upper geogrid and the lower geogrid are in joggle joint, the upper closing cover is connected with the lower closing cover through screw threads, the upper closing cover and the lower closing cover are simultaneously connected with the upper geogrid and the lower geogrid, the upper geogrid is connected with an injection tube, and an isolating ring and a fixing cone are welded on the injection tube.

Inventors

  • Suo Meiqin
  • WANG CONGHAN

Assignees

  • 瑞辉新材料(江苏)有限公司

Dates

Publication Date
20260512
Application Date
20250708

Claims (7)

  1. 1. A steel-plastic composite geogrid is characterized by comprising an upper geogrid (2) and an upper closing cover (4), wherein the upper geogrid (2) is joggled with a lower geogrid (3), the upper closing cover (4) is connected with a lower closing cover (5) through screws (7) in a threaded manner, the upper closing cover (4) and the lower closing cover (5) are simultaneously connected with the upper geogrid (2) and the lower geogrid (3), the upper geogrid (2) is connected with an injection tube (9), and an isolating ring (12) and a fixing cone (13) are welded on the injection tube (9).
  2. 2. The steel-plastic composite geogrid according to claim 1, wherein a plurality of clamping grooves (6) are formed in the surfaces of the upper geogrid (2) and the lower geogrid (3), the clamping grooves (6) of the upper geogrid (2) and the lower geogrid (3) are joggled with each other, and the surfaces of the upper geogrid (2) and the lower geogrid (3) are simultaneously contacted with the mesh cloth (1).
  3. 3. The steel-plastic composite geogrid according to claim 1, wherein a plurality of conical teeth (8) are fixedly connected to one sides of the upper geogrid (2) and the lower geogrid (3) which are not provided with clamping grooves (6), and the conical teeth (8) are uniformly arranged in a straight line.
  4. 4. The steel-plastic composite geogrid according to claim 1, wherein the upper closing cover (4) and the lower closing cover (5) are provided with a plurality of cross-shaped upper closing covers (4) and lower closing covers (5), the upper closing covers (4) and the lower closing covers (5) are in mutual contact, the threaded ends of the plurality of screws (7) penetrate through the upper closing covers (4) and are in threaded connection with the lower closing covers (5), and the inner wall of each upper closing cover (4) and the inner wall of each lower closing cover (5) are buckled with one upper geogrid (2) and one lower geogrid (3).
  5. 5. The steel-plastic composite geogrid according to claim 1, wherein the number of the injection pipes (9) is several, surface threads (10) are formed on the upper surfaces of the injection pipes (9), and the lower ends of the injection pipes (9) sequentially penetrate through the upper closing cover (4), the upper geogrid (2), the lower geogrid (3) and the lower closing cover (5).
  6. 6. The steel-plastic composite geogrid according to claim 1, wherein the upper end of the isolating ring (12) is tightly contacted with the lower closing cover (5), the isolating ring (12) is not contacted with the fixed cone (13), and a plurality of through holes (14) are formed on the surface of the fixed cone (13).
  7. 7. The steel-plastic composite geogrid according to claim 5, wherein the surfaces of the injection pipes (9) are connected with fixing nuts (11) through surface threads (10), and one side of each fixing nut (11) is tightly contacted with the upper closing cover (4).

Description

Steel-plastic composite geogrid Technical Field The utility model relates to the technical field of geogrids, in particular to a steel-plastic composite geogrid. Background The geogrid is a two-dimensional latticed net material formed by thermoplastic stretching or welding of high molecular polymers such as polypropylene and polyethylene, is a main geosynthetic material, has unique performance and efficacy compared with other geosynthetic materials, and is commonly used as a reinforcement material of a reinforced soil structure or a reinforcement material of a composite material. Chinese patent CN215290172U discloses a tensile corrosion-resistant steel-plastic composite geogrid, including a plurality of horizontal grid bars and vertical grid bars, a plurality of the equal fixedly connected with connecting plate in both ends of horizontal grid bars and the top and the bottom of vertical grid bars, a plurality of horizontal grid bars and the center of vertical grid bars all are provided with a plurality of steel wire structures, multiunit steel wire structure's outer wall all is provided with the macromolecular material parcel layer, a plurality of macromolecular material parcel layer's surface all is provided with the anticorrosion layer, a plurality of anticorrosion layer's surface all is provided with fire-retardant layer. In the utility model, the device has simple structure, is convenient and practical, and can be suitable for large-area laying by designing simple structure devices such as the connecting plates, thereby greatly enhancing the restraint effect of the device on soil bodies, and greatly improving the convenience and practicability of the device But above-mentioned patent, it passes horizontal geogrid and vertical geogrid through a plurality of screws to fix top board and whole, avoid horizontal geogrid and vertical geogrid to produce and rock, but a plurality of screws are passing horizontal geogrid and vertical geogrid's in-process, and a plurality of screws easily lead to the fact the destruction to the structure of inside, influence its holistic tensile strength then. Disclosure of utility model The utility model aims to provide a steel-plastic composite geogrid for solving the problems in the background technology. The steel-plastic composite geogrid comprises an upper geogrid and an upper closing cover, wherein the upper geogrid is joggled with a lower geogrid, the upper closing cover is connected with a lower closing cover through screw threads, the upper closing cover and the lower closing cover are simultaneously connected with the upper geogrid and the lower geogrid, the upper geogrid is connected with an injection tube, and the injection tube is welded with a separation ring and a fixing cone. Preferably, the upper geogrid and the lower geogrid are provided with a plurality of clamping grooves, the surfaces of the upper geogrid and the lower geogrid are provided with a plurality of clamping grooves, the clamping grooves of the upper geogrid and the lower geogrid are joggled with each other, and the surfaces of the upper geogrid and the lower geogrid are contacted with grid cloth at the same time. Preferably, a plurality of conical teeth are fixedly connected to one sides of the upper geogrid and the lower geogrid, which are not provided with clamping grooves, and the conical teeth are uniformly arranged in a straight line. Preferably, the upper closing cover and the lower closing cover are provided with a plurality of upper closing covers and lower closing covers which are in cross shapes, the upper closing covers and the lower closing covers are in contact with each other, the threaded ends of a plurality of screws penetrate through the upper closing covers and are in threaded connection with the lower closing covers, and the inner wall of each upper closing cover and the inner wall of each lower closing cover are buckled with an upper geogrid and a lower geogrid. Preferably, the injection tube is provided with a plurality of injection tubes, the upper surface of each injection tube is provided with surface threads, and the lower end of each injection tube sequentially penetrates through the upper closing cover, the upper geogrid, the lower geogrid and the lower closing cover. Preferably, the upper end of the isolating ring is tightly contacted with the lower closing cover, the isolating ring is not contacted with the fixed cone, and a plurality of through holes are formed in the surface of the fixed cone. Preferably, the surfaces of the plurality of injection tubes are connected with fixing nuts through surface threads, and one side of each fixing nut is in tight contact with the upper closing cover. Compared with the prior art, the upper closing cover and the lower closing cover can be integrally fixed under the condition that the inner structures of the upper geogrid and the lower geogrid are not damaged, the whole connection with the ground is firmer through the conical teeth