| abstract |
The utility model discloses an embedded tension-compression dispersion type anchor backing plate, which comprises a web-pulling plate with a hollow structure, wherein a main bearing plate with a through hole is fixedly arranged at the first end of the web-pulling plate, the inner diameter of the main bearing plate is smaller than that of the first end of the web-pulling plate, and the outer diameter of the main bearing plate is larger than that of the first end of the web-pulling plate; the second end of the web-pulling plate is fixedly provided with a first secondary bearing plate with a through hole, the outer diameter of the first secondary bearing plate is larger than that of the second end of the web-pulling plate, and the first secondary bearing plate is also provided with a fixed joint. The utility model discloses an bury formula and draw and press dispersion type anchor backing plate, multistage load board can obtain abundant utilization, and the dispersed stress is even to can reduce the interaxial distance size of ground tackle under the operating mode of same prestressing force. |