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CN-122013793-A - Deep trench excavation supporting device

CN122013793ACN 122013793 ACN122013793 ACN 122013793ACN-122013793-A

Abstract

The invention discloses a deep trench excavation supporting device, which relates to the field of trench supporting and comprises a plurality of groups of supporting components which are sequentially connected, wherein each supporting component comprises a supporting unit and supporting plates connected to two sides of the supporting unit, one side of each supporting plate is provided with a dovetail groove, the other side of each supporting plate is provided with a dovetail sliding block, adjacent supporting components are connected through the dovetail grooves and the dovetail sliding blocks, each supporting unit comprises a center support and a transverse supporting structure, one end of each transverse supporting structure is connected with the center support, and the other end of each transverse supporting structure is connected with each supporting plate. Through the connection between the support components, the whole support device can be formed, so that grooves with different lengths are met, meanwhile, a connecting plate can be added between different support components according to different strength required by support, the supporting strength of the connecting plate is insufficient, but the connecting plate can be properly used under the condition that the geological structure of the groove is good, the use quantity of the support components is reduced, and the support operation is convenient.

Inventors

  • ZHAO XU

Assignees

  • 北京汇智博睿文化传媒有限公司

Dates

Publication Date
20260512
Application Date
20260416

Claims (9)

  1. 1. The deep trench excavation supporting device comprises a plurality of groups of supporting components (1) which are sequentially connected, and is characterized in that each supporting component (1) comprises a supporting unit (2) and supporting plates (3) which are connected to two sides of the supporting unit (2), a dovetail groove is formed in one side of each supporting plate (3), a dovetail sliding block is arranged on the other side of each supporting plate (3), adjacent supporting components (1) are connected through the dovetail groove and the dovetail sliding blocks, each supporting unit (2) comprises a center support (4) and a transverse supporting structure (5), one end of each transverse supporting structure (5) is connected with the corresponding center support (4), and the other end of each transverse supporting structure (5) is connected with each supporting plate (3).
  2. 2. The deep trench excavation supporting device according to claim 1, wherein a connecting plate (6) is further connected between the adjacent supporting components (1), the connecting plate (6) is connected with a dovetail groove of one side supporting component (1), and the connecting plate (6) is connected with a dovetail sliding block of the other side supporting component (1).
  3. 3. The deep trench excavation supporting device according to claim 5, wherein the two sides of the center pillar (4) are symmetrically and fixedly connected with transverse connecting rods (7), lateral connecting rods (7) are fixedly connected with lateral pillars (8), the lateral pillars (8) are arranged in parallel with the center pillar (4), and the transverse supporting structures (5) are all rotationally connected to the lateral pillars (8).
  4. 4. The deep trench excavation supporting device according to claim 3, wherein the side support posts (8) are connected with a plurality of rotating seats (9), the number of the transverse supporting structures (5) is consistent with that of the rotating seats (9), the transverse supporting structures (5) comprise rotating supporting rods (10), the rotating supporting rods (10) are rotationally connected with the rotating seats (9), the inner sides of the rotating supporting rods (10) are slidably connected with adjusting telescopic rods (11), and the adjusting telescopic rods (11) are rotationally connected with the supporting plates (3).
  5. 5. The deep trench excavation supporting apparatus of claim 4, wherein the side wall of the rotating supporting rod (10) is screw-connected with a locking bolt (12) locking the position of the adjusting telescopic rod (11).
  6. 6. The deep trench excavation supporting device according to claim 4, wherein the two sides of the adjusting telescopic rod (11) are symmetrically connected with side supporting rods (13) in a rotating mode, the side walls of the supporting plates (3) are provided with supporting clamping grooves (14), and the side supporting rods (13) are matched with the supporting clamping grooves (14) in a clamping mode.
  7. 7. The deep trench excavation supporting apparatus as claimed in claim 4, wherein the supporting plate (3) is rotatably connected with the adjusting telescopic rod (11) through a connecting bolt (15), and the supporting plate (3) is separated from the adjusting telescopic rod (11) after the connecting bolt (15) is detached from the adjusting telescopic rod (11).
  8. 8. The deep trench excavation supporting device according to claim 4, wherein the inner end of the rotary supporting rod (10) is fixedly connected with a U-shaped rod (16) at the top, clamping cooperation is carried out between the U-shaped rods (16) at two sides, an adjusting bolt (17) is connected to the top of the center supporting rod (4) in a threaded mode, a clamping disc (18) is rotatably connected to the top of the adjusting bolt (17), a limiting groove (19) is formed in the clamping disc (18), and when the limiting groove (19) rotates to be matched with the U-shaped rod (16), the rotary supporting rod (10) rotates, and the U-shaped rod (16) rotates to the outer side from the limiting groove (19).
  9. 9. The deep trench excavation supporting apparatus of claim 8, wherein a contact switch (20) is fixedly connected to the bottom of the clamping disc (18), a buzzer (21) is fixedly connected to the top of the clamping disc (18), and when the U-shaped rod (16) rotates to be abutted to the contact switch (20), the buzzer (21) gives an alarm.

Description

Deep trench excavation supporting device Technical Field The invention relates to the field of trench support, in particular to a deep trench excavation supporting device. Background In municipal engineering and underground pipeline construction, the supporting operation after trench excavation is of great importance. The traditional support technology has a plurality of defects in a mode of combining a support frame body with a wall-protecting steel plate. On the one hand, when unilateral is strutted, the support body is difficult to keep mechanical balance with the dado steel sheet because of weight difference, easily takes place to topple or warp, seriously threatens construction safety and engineering quality. On the other hand, the installation of the traditional support frame body depends on large-scale mechanical equipment such as a crane and an excavator, so that a large amount of manual cooperation is needed, the labor cost is increased, and potential safety hazards such as high-altitude falling and mechanical injury exist. The existing trench excavation supporting device is large and heavy, is difficult to use, transfer and transport, and has defects in the aspects of supporting strength adjustment, storage space occupation, collapse early warning and the like, so that the complex and changeable construction requirements cannot be met. For this purpose, a deep trench excavation supporting apparatus is proposed by those skilled in the art to solve the problems presented in the background above. Disclosure of Invention The invention aims to provide a deep trench excavation supporting device which aims to solve the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: The deep trench excavation supporting device comprises a plurality of groups of supporting components which are sequentially connected, wherein each supporting component comprises a supporting unit and supporting plates connected to two sides of the supporting unit, a dovetail groove is formed in one side of each supporting plate, a dovetail sliding block is arranged on the other side of each supporting plate, adjacent supporting components are connected through the dovetail groove and the dovetail sliding block, each supporting unit comprises a center support column and a transverse supporting structure, one end of each transverse supporting structure is connected with the center support column, and the other end of each transverse supporting structure is connected with each supporting plate. As a further scheme of the invention, a connecting plate is also connected between the adjacent supporting components, the connecting plate is connected with the dovetail groove of one side supporting component, and the connecting plate is connected with the dovetail sliding block of the other side supporting component. As a still further proposal of the invention, the two sides of the center pillar are symmetrically and fixedly connected with transverse connecting rods, the outer sides of the transverse connecting rods are fixedly connected with side pillars, the side pillars are arranged in parallel with the center pillar, and the transverse supporting structures are all rotationally connected with the side pillars. As a still further proposal of the invention, the side support posts are connected with a plurality of rotating seats, the number of the transverse supporting structures is consistent with that of the rotating seats, the transverse supporting structures comprise rotating supporting rods, the rotating supporting rods are rotationally connected with the rotating seats, the inner sides of the rotating supporting rods are slidingly connected with adjusting telescopic rods, and the adjusting telescopic rods are rotationally connected with the supporting plates. As a still further scheme of the invention, the side wall of the rotary supporting rod is connected with a locking bolt for locking and adjusting the position of the telescopic rod in a threaded manner. As a still further proposal of the invention, the two sides of the adjusting telescopic rod are symmetrically and rotatably connected with side supporting rods, the side wall of the supporting plate is provided with a supporting clamping groove, and the side supporting rods are in clamping fit with the supporting clamping groove. As a still further proposal of the invention, the supporting plate is rotationally connected with the adjusting telescopic rod through the connecting bolt, and the supporting plate is separated from the adjusting telescopic rod after the connecting bolt is detached from the adjusting telescopic rod. As a still further proposal of the invention, the inner end of the rotary supporting rod is fixedly connected with a U-shaped rod, the U-shaped rods at the two sides are in clamping fit, the top of the central supporting column is in threaded connection with an adjusting bo