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CN-224213319-U - Side-shifting-resistant supporting structure for deep foundation pit construction

CN224213319UCN 224213319 UCN224213319 UCN 224213319UCN-224213319-U

Abstract

The utility model discloses an anti-side-shifting support structure for deep foundation pit construction, which relates to the technical field of deep foundation pit support engineering and comprises two groups of containment plates, wherein the two groups of containment plates are symmetrically distributed, reinforcing plates are fixedly arranged on one sides of the two groups of containment plates, which are close to each other, the two groups of reinforcing plates are connected in a telescopic manner through a plurality of groups of jacks, supporting seats are fixedly arranged on one sides of the two groups of reinforcing plates, the two ends of each group of jacks are fixedly connected with connecting seats, the connecting seats are embedded into the supporting seats, a transverse ladder is arranged between the two groups of reinforcing plates, the transverse ladder comprises an adjusting rod and a supporting rod, one ends of the adjusting rod, which are far away from each other, are fixedly connected with the two groups of reinforcing plates through limiting components, efficient space utilization and operation safety are realized through the cooperation of the transverse ladder, foundation pit spans with different widths can be accurately adapted by means of sliding sleeve joint of the adjusting rod and the supporting rod and the conical surface extrusion locking of a fastening pipe, and high-risk behavior of personnel stepping the jacks is avoided.

Inventors

  • REN XIAOJIE
  • ZHANG JIAO
  • LIU HAO
  • REN YUQI
  • WANG ZIQIANG
  • Zhang Chenjiao

Assignees

  • 陕西路桥集团有限公司

Dates

Publication Date
20260508
Application Date
20260328

Claims (6)

  1. 1. The utility model provides a deep basal pit construction is with anti side support structure that moves, includes two sets of containment plates (1), its characterized in that, two sets of containment plates (1) symmetric distribution, and the one side that both are close to each other all fixed mounting has reinforcing plate (2), two sets of but pass through multiunit jack (3) telescopic connection between reinforcing plate (2), two sets of one side that reinforcing plate (2) are close to each other all fixed mounting has supporting seat (4), every group jack (3) both ends all fixedly connected with connecting seat (5), and connecting seat (5) inlay and establish in supporting seat (4); A transverse ladder (6) is arranged between the two groups of reinforcing plates (2), the transverse ladder (6) comprises two adjusting rods (61) and two supporting rods (62), the two supporting rods (62) are respectively sleeved on the two adjusting rods (61) in a sliding way, and a plurality of groups of connecting plates (63) are fixedly connected between the two supporting rods (62); two adjust pole (61) and two bracing piece (62) all pass through spacing subassembly (7) respectively with two sets of reinforcing plate (2) fixed connection, spacing subassembly (7) include stopper (701) and base (707), stopper (701) are located the outside one end fixed connection of bracing piece (62) with adjusting pole (61), base (707) detachable connection keeps away from the one end of adjusting pole (61) at bracing piece (62).
  2. 2. The side-shifting-resistant supporting structure for deep foundation pit construction according to claim 1, wherein the number of the limiting blocks (701) is two, one side, close to each other, of each limiting block (701) is rotationally connected with a fixing frame (702), the fixing frames (702) are fixedly connected with the side walls of a group of reinforcing plates (2) through bolts, a fixing shaft (703) is fixedly arranged in an inner cavity of each fixing frame (702), and a limiting handle (704) is rotationally arranged on one side, far away from each fixing frame (702), of each limiting block (701).
  3. 3. The lateral movement resistant supporting structure for deep foundation pit construction according to claim 2, wherein a return spring (706) is sleeved outside the fixed shaft (703), and two ends of the return spring (706) are fixedly connected with the side walls of the fixed frame (702) and the limiting block (701) respectively.
  4. 4. The side-shifting-resistant supporting structure for deep foundation pit construction according to claim 3, wherein the limiting assembly (7) further comprises a pressing block (708), the base (707) is fixedly installed on the outer wall of a group of reinforcing plates (2) far away from the fixing frame (702) through bolts, the pressing block (708) is fixedly installed at one end, far away from the adjusting rod (61), of the supporting rod (62), a notch matched with the pressing block (708) in shape is formed in an inner cavity of the base (707), and the pressing block (708) is embedded into the notch.
  5. 5. The side-shift-resistant supporting structure for deep foundation pit construction according to claim 4, wherein a compression bolt (709) is connected to the side wall of the base (707) in a threaded manner, and one end of the compression bolt (709) penetrates through the pressing block (708).
  6. 6. The lateral movement resistant supporting structure for deep foundation pit construction according to claim 1, wherein a threaded sleeve (64) is fixedly connected to one end of the supporting rod (62) close to the adjusting rod (61), a notch groove is formed in one end of the threaded sleeve (64) close to the adjusting rod (61), and a fastening pipe (65) is sleeved on the threaded sleeve (64).

Description

Side-shifting-resistant supporting structure for deep foundation pit construction Technical Field The utility model relates to the technical field of deep foundation pit supporting engineering, in particular to an anti-side-shifting supporting structure for deep foundation pit construction. Background The side-shifting-resistant supporting structure of the deep foundation pit is a core system for guaranteeing stability of the foundation pit, is used for resisting lateral soil pressure of the deep foundation pit, strictly controlling horizontal displacement, preventing collapse of the foundation pit and sedimentation of peripheral ground surfaces, and protecting safety of adjacent buildings and pipelines. In the actual use of the existing deep foundation pit supporting equipment, a supporting system for maintaining soil stability is usually only provided, and a safety passing facility for a person to cross a foundation pit is lacked, so that two sides of the foundation pit are in a physical isolation state, and the worker is forced to step on a jack or a supporting rod in a violation manner to cross in order to improve the construction efficiency due to neglecting the transverse passing requirement of a construction site. However, the operation is very easy to cause the falling accident at the high place due to the wet sliding of the rod piece, the instability of the stress or the shift of the gravity center of the personnel, the life safety of the operation personnel is directly threatened, and meanwhile, unexpected external force trampling possibly interferes with the stress balance of the supporting structure, so that the stability of the lateral movement resistance system is weakened, and the serious potential safety hazard of the safety production is buried in the deep foundation pit engineering. Disclosure of utility model The utility model aims to provide an anti-side-shifting support structure for deep foundation pit construction, which aims to solve the problems in the background technology. In order to achieve the above purpose, the present utility model provides the following technical solutions: The side-shifting-resistant supporting structure for deep foundation pit construction comprises two groups of containment plates, wherein the two groups of containment plates are symmetrically distributed, one side, close to each other, of each containment plate is fixedly provided with a reinforcing plate, the two groups of reinforcing plates are connected in a telescopic manner through a plurality of groups of jacks, one side, close to each other, of each reinforcing plate is fixedly provided with a supporting seat, two ends of each jack are fixedly connected with connecting seats, and the connecting seats are embedded in the supporting seats; A transverse ladder is arranged between the two groups of reinforcing plates, the transverse ladder comprises two adjusting rods and two supporting rods, the two supporting rods are respectively sleeved on the two adjusting rods in a sliding way, and a plurality of groups of connecting plates are fixedly connected between the two supporting rods; the two adjusting rods and the two supporting rods are fixedly connected with the two groups of reinforcing plates respectively through limiting components, the limiting components comprise limiting blocks and bases, the limiting blocks are fixedly connected with one ends of the adjusting rods, located outside the supporting rods, of the supporting rods, and the bases are detachably connected with one ends of the supporting rods, away from the adjusting rods. As a further scheme of the utility model, the number of the limiting blocks is two, one side, close to each other, of the two limiting blocks is rotationally connected with a fixing frame, the fixing frame is fixedly connected with the side walls of a group of reinforcing plates through bolts, a fixing shaft is fixedly arranged in an inner cavity of the fixing frame, and a limiting handle is rotationally arranged on one side, far away from the fixing frame, of each limiting block. As a still further scheme of the utility model, a reset spring is sleeved outside the fixed shaft, and two ends of the reset spring are fixedly connected with the side walls of the fixed frame and the limiting block respectively. As still further scheme of the utility model, the spacing assembly also comprises a pressing block, the base is fixedly arranged on the outer wall of a group of reinforcing plates far away from the fixing frame through bolts, the pressing block is fixedly arranged at one end of the supporting rod far away from the adjusting rod, the inner cavity of the base is provided with a notch matched with the pressing block in shape, and the pressing block is embedded into the notch. As a still further proposal of the utility model, the side wall of the base is connected with a compression bolt in a threaded manner, and one end of the compression bolt penetrates through the p