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CN-122014295-A - Supporting bench and method suitable for construction in multiple modes

CN122014295ACN 122014295 ACN122014295 ACN 122014295ACN-122014295-A

Abstract

The invention discloses a support bench and a method suitable for multi-mode construction, which relate to the technical field of tunnel construction, the support bench suitable for multi-mode construction comprises a support frame, wherein first platforms are symmetrically arranged on two sides of the support frame, a second platform is arranged above the two first platforms, a movable plate is arranged at the top of the support frame, rock drilling pieces are arranged in the first platform and the movable plate, folding platforms are arranged on the outer sides of the first mounting plate and the second platform, lifting assembly is installed to support frame one end, remove the subassembly is installed to the both sides at support frame top, can carry out preliminary drilling to the tunnel section through the rock drilling spare to the rock drilling spare that the activity set up can increase drilling area, when the synchronous forward movement of all rock drilling spare in the rack, can satisfy the demand of the construction mode of full section method, when only the rock drilling spare on the fly leaf moves forward, can satisfy the demand of the construction mode of step method.

Inventors

  • LI PENG
  • CHEN CHAO
  • Men Wenbo
  • Ma Linmu
  • Ma Zilie
  • WEI ZHIJIE
  • XU XIN
  • GUO XIAOLING

Assignees

  • 中铁七局集团有限公司
  • 中铁七局集团武汉工程有限公司

Dates

Publication Date
20260512
Application Date
20260403

Claims (10)

  1. 1. The supporting bench suitable for the multi-mode construction is characterized by comprising a supporting frame (1), wherein first platforms (2) are symmetrically arranged on two sides of the supporting frame (1), second platforms (3) are arranged above the first platforms (2), movable plates (4) are arranged on the tops of the supporting frame (1), rock drilling pieces (5) are arranged in the first platforms (2) and the movable plates (4), folding platforms (6) are arranged on the outer sides of the first mounting plates (2) and the second platforms (3), lifting assemblies (7) are arranged at one ends of the supporting frame (1), and moving assemblies (8) are arranged on two sides of the tops of the supporting frame (1).
  2. 2. The supporting bench and the method suitable for multi-mode construction, as claimed in claim 1, are characterized in that crawler wheels (11) are installed at the bottom of the supporting frame (1), a fixed frame (12) is installed at the top of the supporting frame (1), a first track (1201) is arranged in the middle of the fixed frame (12), limiting rods (13) are arranged at the tops of two sides of the fixed frame (12), a first track groove (1301) is formed in the inner side of each limiting rod (13), and a second track groove (1302) is formed in the outer side of each limiting rod (13).
  3. 3. The support bench and the method for multi-mode construction according to claim 2, wherein the first platform (2) comprises a plurality of cross bars (21) which are arranged at equal intervals, second rails (22) are arranged on the cross bars (21), a plurality of fixing seats (2101) are arranged at the bottom of the cross bars (21), and connecting plates (2102) are arranged on the outer sides of the cross bars (21).
  4. 4. A support bench and method suitable for multi-mode construction according to claim 3, wherein said second platform (3) comprises equally spaced cross bars (21) and a plate (31) fixedly mounted on top of said cross bars (21).
  5. 5. The support bench and the method suitable for multi-mode construction according to claim 4, wherein a notch (41) is formed in the middle of the movable plate (4), a plurality of pulleys (42) are arranged on two sides of the movable plate (4), the pulleys (42) are embedded into the first track groove (1301), the pulleys (42) on two sides of the movable plate (4) are connected through a transmission shaft (43), transmission teeth (4301) are arranged on the transmission shaft (43), a transmission motor (44) is arranged on one side, close to the transmission shaft (43), of the movable plate (4), an output end of the transmission motor (44) is connected with a driving tooth (45), the driving tooth (45) is meshed with the transmission tooth (4301), and a guardrail (46) is arranged on the movable plate (4).
  6. 6. The support bench and the method for multi-mode construction according to claim 5, wherein the rock drilling piece (5) comprises a driving part (51), driving wheels (52) are arranged on two sides of the driving part (51), one end of the driving part (51) is connected with a first movable rod (53), a first telescopic rod (5301) is arranged at the bottom of the first movable rod (53), the other end of the first movable rod (53) is connected with a second movable rod (54), a second telescopic rod (5401) is arranged between the first movable rod (53) and the second movable rod (54), and a propeller (55) is arranged at the top of the second movable rod (54).
  7. 7. The support bench and the method for multi-mode construction according to claim 6, wherein the folding platform (6) comprises a folding plate (61), a plurality of pneumatic push rods (62) are connected to the bottom of the folding plate (61), the other ends of the pneumatic push rods (62) are connected with the fixing base (2101), and a plurality of connecting bases (63) are arranged on the surface of the folding plate (61).
  8. 8. The supporting bench and the method suitable for multi-mode construction according to claim 7, wherein the lifting assembly (7) comprises vertical rails (71) symmetrically arranged at one end of the supporting frame (1), lifting motors (72) are arranged at the bottoms of the vertical rails (71), output ends of the lifting motors (72) are connected with screw rods (73), the screw rods are arranged in the vertical rails (71), lifting seats (74) are connected to the screw rods (73), and the lifting seats (74) are movably connected with lifting supports (75).
  9. 9. The support bench and the method for multi-mode construction according to claim 8, wherein the moving assembly (8) comprises a moving support (81) and a driving motor (82) fixedly installed on the moving support (81), a second pulley (83) is installed on the inner side of the moving support (81), the second pulley (83) is connected with the output end of the driving motor (82), the second pulley (83) is embedded into the second track groove (1302), and a groove (84) is formed in the top of the moving support (81).
  10. 10. The method for using a support bench for multi-mode construction according to claim 9, wherein the steps are as follows: carrying vault reinforcement to a lifting assembly (7), and flattening folding platforms (6) at two sides under the driving of a pneumatic push rod (62); step two, conveying the vault reinforcing steel bars to the top of the supporting frame (1) under the driving of the lifting motor (72), and then transferring the vault reinforcing steel bars into the moving assembly (8); step three, under the drive of a driving motor (82), installing vault steel bars at each position of the tunnel top, and pouring cement into the tunnel top and both sides; Driving the rock drilling piece (5) to drill in front of the tunnel, and driving the movable plate (4) to move forwards under the driving of the transmission motor (44) to drive the rock drilling piece (5) to drill in front continuously; And fifthly, repeating the first step to the fourth step until the construction in the tunnel is completed.

Description

Supporting bench and method suitable for construction in multiple modes Technical Field The invention relates to the technical field of waste recovery, in particular to a support bench and a method suitable for multi-mode construction. Background In tunnel excavation construction, primary support is a key link for ensuring stability of surrounding rock and construction safety, and the operation mainly comprises anchor rod installation, concrete spraying, steel arch erection, steel bar mesh hanging and the like. At present, supporting trolleys are widely used for tunnel construction at home and abroad as core equipment for providing an overhead working platform and integrating related machines so as to improve the construction efficiency and reduce the labor intensity. However, most of existing support frames are usually optimized for specific construction methods or tunnel sections in design, for example, the special support frames are specially used for a full-section method or a step method, the special design exposes significant limitations in practical application, firstly, the adaptability is poor, when one tunnel engineering project needs to dynamically adopt different construction methods according to geological condition changes, the existing frames often cannot adapt to new operation space requirements and process flows due to fixed structures and single platform layout, and construction units are forced to invest funds to additionally customize or purchase new frames, so that the equipment cost is high and the utilization rate is low. Secondly, the adjustment is tedious and the efficiency is low. The traditional bench mainly meets the design of a single support function, and the traditional bench fails to fully consider the cooperative line production requirements of a plurality of support procedures, so that the overall construction efficiency is reduced, and therefore, the support bench and the construction method which can be suitable for a plurality of construction modes are urgently needed in the field. Disclosure of Invention The invention aims to provide a support bench and a method suitable for construction in multiple modes, so as to solve the problems in the prior art. In order to achieve the purpose, the supporting rack suitable for multi-mode construction comprises a supporting frame, wherein first platforms are symmetrically arranged on two sides of the supporting frame, second platforms are arranged above the two first platforms, a movable plate is arranged at the top of the supporting frame, rock drilling pieces are arranged in the first platforms and the movable plate, folding platforms are arranged on the outer sides of the first mounting plate and the second platforms, lifting assemblies are arranged at one end of the supporting frame, and moving assemblies are arranged on two sides of the top of the supporting frame. As the preferable technical scheme, the crawler wheel is installed to the support frame bottom, fixed frame is installed at the support frame top, fixed frame middle part is equipped with first track, the top of fixed frame both sides is equipped with the gag lever post, the gag lever post inboard is equipped with first track groove, the gag lever post outside is equipped with the second track groove. As the preferable technical scheme, first platform is including equidistant a plurality of crossbars that are provided with, install the second track on the crossbar, the crossbar bottom is provided with a plurality of fixing bases, the crossbar outside is provided with the connecting plate. As the preferable technical scheme, the second platform comprises cross bars which are arranged at equal intervals and a flat plate which is fixedly arranged at the top of the cross bars. As the preferable technical scheme, the notch has been seted up at fly leaf middle part, the fly leaf both sides are equipped with a plurality of pulleys, the pulley embedding in the first track inslot, the fly leaf both sides the pulley passes through the transmission shaft and connects, be equipped with the drive tooth on the transmission shaft, be close to on the fly leaf drive motor is installed to one side of transmission shaft, drive motor output is connected the initiative tooth, the initiative tooth with the meshing of drive tooth, be provided with the guardrail on the fly leaf. As the preferable technical scheme, the rock drilling piece comprises a driving part, driving wheels are arranged on two sides of the driving part, one end of the driving part is connected with a first movable rod, a first telescopic rod is arranged at the bottom of the first movable rod, the other end of the first movable rod is connected with a second movable rod, a second telescopic rod is arranged between the first movable rod and the second movable rod, and a propeller is arranged at the top of the second movable rod. As the preferable technical scheme, folding platform includes the folding board, folding boar