CN-224227823-U - Prefabricated anchor pier side slope retaining structure

CN224227823UCN 224227823 UCN224227823 UCN 224227823UCN-224227823-U

Abstract

The utility model belongs to the field of retaining structures, and particularly relates to a prefabricated anchor pier slope retaining structure, which comprises a cross anchor pier; the fixing assembly is arranged on the cross anchor pier and comprises a locking piece, an anchor rod a and an anchor rod b. The anchor rod b is inserted into the slope through the tool, the anchor rod b is in threaded connection with the anchor rod a and the anchor rod b after being inserted, the anchor rod a is rotated through the tool after being connected, the rotating direction is consistent with the direction of the threaded connection of the anchor rod a, so that the problem that the anchor rod a and the anchor rod b are separated after the anchor rod a is rotated cannot occur, the anchor rod b can be driven to rotate and continue tunneling when the anchor rod a is rotated to the absolute limit, the anchor rod a has certain prestress when the tunneling depth is enough, the tensile stress generated by the anchor rod a is maintained through the installation of the locking piece and the anchor rod a, and the anchor rod b is fixed relative to the traditional pouring.

Inventors

HE ZHONGYI
CHANG YUE
QIN GUOWEI
ZHOU MI
WANG JIAN
TANG CHANGYI
FAN JUNWEI
ZHANG TAO
GAO XIN
WU WEI
YU YAPING

Assignees

珠海市建设安全科学研究院有限公司
华南理工大学

Dates

Publication Date: 20260512
Application Date: 20250523

Claims (10)

1. A prefabricated anchor pier side slope retaining structure, which is characterized by comprising: A cross anchor pier (100); -a securing assembly (200), said securing assembly (200) being mounted on said cross anchor pier (100); Wherein the fixing assembly (200) comprises a locking piece (210), an anchor rod a (220) and an anchor rod b (230); the locking piece (210) is arranged on the cross anchor pier (100); one end of the anchor rod a (220) penetrates through the cross anchor pier (100) and is connected with the locking piece (210); The anchor rod b (230) is in threaded connection with one end, far away from the locking piece (210), of the anchor rod a (220); The locking piece (210) is used for fixing the cross anchor pier (100) on a side slope, the anchor rod a (220) is used for driving the anchor rod b (230) to move, and the anchor rod b (230) is used for being inserted into the side slope.
2. A prefabricated anchor pier slope retaining structure according to claim 1, wherein, The locking member (210) comprises a cover plate (211) and a locking nut (212).
3. A prefabricated anchor pier slope retaining structure according to claim 2, wherein, The cover plate (211) is arranged on one side of the cross anchor pier (100), and a through hole (213) with the size matched with the end face of the anchor rod a (220) is formed in the cover plate (211).
4. A prefabricated anchor pier slope retaining structure according to claim 3, wherein, The lock nut (212) is positioned on one side of the cover plate (211) away from the cross anchor pier (100); One end of the anchor rod a (220) penetrates through the cross anchor pier (100) and the through hole (213) to be in threaded connection with the lock nut (212).
5. A prefabricated anchor pier slope retaining structure according to claim 2, wherein, The anchor rod a (220) is provided with a connecting part (221) and a thread clamping part (222).
6. A prefabricated anchor pier slope retaining structure according to claim 5, wherein, The connecting part (221) is positioned at one side of the lock nut (212) away from the cover plate (211); The thread clamping part (222) is arranged on one side of the connecting part (221), and the connecting part (221) is used for being connected with an external tool.
7. A prefabricated anchor pier slope retaining structure according to claim 5, wherein, One end of the thread clamping part (222) is in threaded connection with the anchor rod b (230), and a thread groove (231) which is matched with the thread clamping part (222) in size is formed in the anchor rod b (230).
8. A prefabricated anchor pier slope retaining structure according to claim 1, wherein, The anchor rod b (230) is provided with a clamping part (232), and the clamping part (232) is used for clamping the anchor rod b (230) after extending into a side slope.
9. A prefabricated anchor pier slope retaining structure according to claim 1, wherein, Each protruding end of the cross anchor pier (100) is provided with a reserved steel bar (110), at least two hoisting rings (120) are arranged on the cross anchor pier (100), and the hoisting rings (120) are connected with main steel bars of the cross anchor pier (100).
10. A prefabricated anchor pier slope retaining structure according to claim 2, wherein, The cover plate (211) is a trapezoid prism.

Description

Prefabricated anchor pier side slope retaining structure Technical Field The utility model belongs to the field of retaining structures, and particularly relates to a prefabricated anchor pier slope retaining structure. Background The traditional side slope retaining structure adopts circular or simply geometric anchor piers, has stress concentration to lead to soil body crushing, the efficiency of construction is low, and dysmorphism anchor piers are pour complicacy, and slip casting fixed time consuming hours, the wholeness is poor, is difficult to resist earthquake or traffic vibration moment of torsion, and the fixed majority of anchor piers all adopts traditional slip casting technology to fix to can't satisfy emergent rescue quick reinforcement demand, delay side slope protection opportunity. Disclosure of utility model In order to overcome the defects of the prior art, the utility model provides the prefabricated anchor pier slope retaining structure, which well solves the problems that the traditional slope retaining structure adopts circular or simple geometric anchor piers, soil is crushed due to stress concentration, the construction efficiency is low, the special-shaped anchor piers are complex to pour, grouting is difficult to resist earthquake or traffic vibration torque due to poor integrity, most of anchor piers are fixed by adopting the traditional grouting technology, thereby being incapable of meeting the requirements of rapid reinforcement in emergency rescue and delaying the protection opportunity of the slope. An embodiment of the present utility model provides a prefabricated anchor pier slope retaining structure, including: A cross anchor pier; the fixing assembly is arranged on the cross anchor pier; the fixing assembly comprises a locking piece, an anchor rod a and an anchor rod b; the locking piece is arranged on the cross anchor pier; One end of the anchor rod a penetrates through the cross anchor pier and is connected with the locking piece; The anchor rod b is in threaded connection with one end, far away from the locking piece, of the anchor rod a; The locking piece is used for fixing the cross anchor pier on the side slope, the anchor rod a is used for driving the anchor rod b to move, and the anchor rod b is used for being inserted into the side slope. According to the prefabricated anchor pier slope retaining structure, the cross anchor pier is fixed on a slope through the fixing component, the anchor rod b is firstly inserted into the slope through the tool, the anchor rod a and the anchor rod b are connected through the tool after the anchor rod b is inserted, the anchor rod a is rotated through the tool after the anchor rod b is connected, the rotating direction is consistent with the threaded connection direction of the anchor rod a, so that the problem that the anchor rod a and the anchor rod b are separated after the anchor rod a rotates is avoided, the anchor rod a is driven to rotate when the anchor rod a rotates to the absolute limit, the anchor rod b is driven to tunnel deep into the slope again, when the tunneling depth is enough, the anchor rod a has a certain prestress when the anchor rod a is screwed into a certain depth, and the anchor rod a is installed through the locking piece and the anchor rod a, so that the tensile stress generated by the anchor rod a is maintained. In one embodiment, the locking member includes a cover plate and a locking nut. In one embodiment, the cover plate is arranged at one side of the cross anchor pier, and a through hole with the size matched with the size of the end face of the anchor rod a is formed in the cover plate. In one embodiment, the lock nut is located on a side of the cover plate away from the cross anchor pier; one end of the anchor rod a penetrates through the cross anchor pier and the through hole to be in threaded connection with the locking nut. In one embodiment, the anchor rod a is provided with a connecting part and a thread clamping part. In one embodiment, the connecting portion is located at a side of the lock nut away from the cover plate; The screw thread clamping portion is arranged on one side of the connecting portion, and the connecting portion is used for being connected with an external tool. In one embodiment, one end of the thread clamping portion is in threaded connection with the anchor rod b, and a thread groove with the size matched with that of the thread clamping portion is formed in the anchor rod b. In one embodiment, the anchor rod b is provided with a clamping part, and the clamping part is used for clamping the anchor rod b after extending into the slope. In one embodiment, a reserved steel bar is arranged on each protruding end of the cross anchor pier, at least two hoisting rings are arranged on the cross anchor pier, and the hoisting rings are connected with the main steel bars of the cross anchor pier. In one embodiment, the cover plate is a trapezoidal prism. The prefabricated an