CN213952240U

CN213952240U - Deep foundation pit slope supporting structure

Info

Publication number: CN213952240U
Application number: CN202022500052.9U
Authority: CN
Inventors: 张政; 王勇; 吴昊; 江政敏; 汤宁斌
Original assignee: Wuhan Surveying Geotechnical Research Institute Co Ltd of MCC
Current assignee: Wuhan Surveying Geotechnical Research Institute Co Ltd of MCC
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-08-13
Anticipated expiration: 2030-11-02

Abstract

The utility model provides a deep basal pit side slope supporting construction. The supporting structure comprises a plurality of supporting units which are spliced, each supporting unit comprises a supporting railing, a fixed inserting column, a buffer plate, a panel and a supporting rod, the fixed inserting column is inserted into the supporting railing, the buffer plate is arranged on one side, close to the side slope of the foundation pit, of the supporting railing and is connected with the fixed inserting column through a first elastic strut, the panel is arranged on one side, close to the side slope of the foundation pit, of the buffer plate and is connected with the buffer plate through a second elastic strut, and the supporting rods are hinged to the side, close to the foundation pit, of the supporting railing; one end of each support railing is provided with a connecting block connected with the adjacent support railing, the connecting block is provided with a connecting hole, one side of each buffer plate is provided with a plug board, and the plug board is provided with a plug block and a jack connected with the adjacent buffer plate. The utility model discloses can splice at will, dismantle, improve the portability of device, avoid device length not enough to make and strut the effect not good.

Description

Deep foundation pit slope supporting structure

Technical Field

The utility model relates to a building engineering technical field, more specifically relate to a deep basal pit side slope supporting construction.

Background

With the large-scale of product devices, the high-rise building is realized, and the foundation burial depth is increased, so that the deep foundation pit construction is frequently encountered in the current engineering construction, the deep foundation pit operation under the silt geological condition generally exists in northern areas of China, and as the silt soil is soft, the stability is poor and the underground water level is higher, the foundation pit slope is stable in the excavation process of the deep foundation pit earthwork, the underground water is pumped and discharged, and the safety operation of construction machinery must adopt effective technical measures to ensure the safety of constructors and construction machinery.

A novel deep foundation pit side slope supporting structure is disclosed in the chinese utility model patent with the application number CN201820505584.1, which comprises a main side slope supporting structure and a secondary side slope supporting structure formed on the ground of a sewage conduit ditch and a nearby sewage conduit ditch; the main slope supporting structure comprises a concrete panel attached to the slope, a slender metal rod piece placed in an in-situ soil body and a water drain pipe, wherein the concrete panel comprises a bottom fine stone concrete layer, a surface fine stone concrete layer, and a binding reinforcing mesh and a framework reinforcing mesh which are arranged in the surface fine stone concrete layer; the drain pipe is inserted through the concrete panel into a bore hole in the in situ soil mass. This novel deep basal pit side slope supporting construction blocks through the panel, is not convenient for dismantle and adjust length, also is not convenient for reduce vibrations and the impact to supporting construction.

Therefore, it is necessary to provide a deep-excavation slope supporting structure to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve current supporting construction and be not convenient for dismantle with adjust length, be not convenient for reduce supporting construction's vibrations and impact scheduling problem, provide a deep basal pit side slope supporting construction.

In order to achieve the above object, the utility model provides a deep basal pit side slope supporting construction, its characterized in that: the supporting structure comprises a plurality of supporting units which are spliced, each supporting unit comprises a supporting railing, a fixed inserting column, a buffer plate, a panel and a supporting rod, the fixed inserting column is inserted into the supporting railing, and the lower end of the fixed inserting column is provided with an inserting column tip; the buffer plate is arranged on one side of the support railing close to the foundation pit side slope and is connected with the fixed inserting column through a first elastic strut; one end of each support railing is provided with a connecting block connected with the adjacent support railing, the connecting block is provided with a connecting hole, one side of each buffer plate is provided with an inserting plate, and the inserting plate is provided with an inserting block and an inserting hole which are connected with the adjacent buffer plate; when two adjacent supporting units are spliced, the connecting blocks of the adjacent supporting railings are connected through the connecting bolts, and the inserting block on each supporting unit inserting plate is correspondingly inserted into the inserting hole on the adjacent supporting unit inserting plate.

The utility model discloses better technical scheme: the bracing piece includes spring post, pneumatic cylinder and connects the bull stick, spring post one end is rotated with strutting the railing through first pivot and is connected, and the other end is connected with the pneumatic cylinder, and the other end of pneumatic cylinder with be connected the bull stick to be connected with unable adjustment base through the second pivot in the bottom of connecting the bull stick, at unable adjustment base's bottom fixedly connected with inserted bar.

The utility model discloses better technical scheme: the position of inserting the post at fixed and corresponding first elastic support is equipped with threaded connection hole, first elastic support is equipped with the installation piece with fixed post connection end of inserting to be equipped with the threaded mounting hole on the installation piece, threaded mounting hole on the installation piece corresponds with fixed threaded connection hole on inserting the post, and through connecting bolt fixed connection.

The utility model discloses better technical scheme: the first elastic supporting column and the second elastic supporting column are both composed of a connecting column and a compression spring, and the compression spring is fixedly sleeved outside the connecting column; a hollow cavity is arranged in the buffer plate, one end of a connecting column of the first elastic supporting column is fixed on the panel, and the other end of the connecting column extends into the hollow cavity of the buffer plate and is fixed on the inner wall of the hollow cavity through a compression spring; one end of a connecting column of the second elastic support column is fixedly connected with the buffer plate, and two ends of a compression spring of the second elastic support column are respectively connected with the buffer plate and the fixed inserting column.

The utility model has the advantages as follows:

1. the utility model discloses through the mode spelling of grafting and bolted connection between a plurality of units, can splice length at will as required, and make things convenient for the dismouting, solved the problem that current supporting construction is not convenient for dismantle and adjust length, improved the practicality of device, improved the portability of device, avoided the device length not enough to make the supporting effect not good;

2. the utility model is provided with the buffer board, and the support rod adopts the hydraulic support rod, thereby reducing the vibration and impact of the support structure, improving the damping effect of the device, improving the buffer property of the device and avoiding the damage of the support structure caused by overlarge impact; the buffer plate is connected with the support railing through a bolt, so that the buffer plate is convenient to assemble and disassemble;

3. the utility model discloses a bracing piece adopts hydraulic cylinder can adjust the length of bracing piece, and the bracing piece with strut all through the pivot connection between railing and the bottom fixed plate, angle regulation at will has made things convenient for the regulation of strutting the direction.

Drawings

Fig. 1 is a schematic perspective view of a single support unit of the present invention;

fig. 2 is a schematic perspective view of the two support units of the present invention in a connected state;

fig. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic cross-sectional view of the junction of the buffer board of the present invention;

fig. 5 is a schematic sectional view of the joint of the support rail of the present invention.

Reference numerals: 1-supporting railing, 2-buffer board, 200-cavity, 3-panels, 4-support column, 400-spring post, 401-pneumatic cylinder, 402-connection bull stick, 403-second pivot, 404-unable adjustment base, 405-inserted bar, 5-fixed inserted bar, 500-inserted bar pointed end, 501-threaded connection hole, 6-first elasticity post, 7-second elasticity post, 8-first pivot, 9-connecting block, 10-connecting hole, 11-plugboard, 12-inserted block, 13-jack, 14-installation piece, 15-connecting bolt.

Detailed Description

The present invention will be further explained with reference to the drawings and examples. Fig. 1 to 5 are drawings of the embodiment, which are drawn in a simplified manner and are only used for clearly and concisely illustrating the purpose of the embodiment of the present invention. The following detailed description of the embodiments of the present invention is presented in the drawings and is not intended to limit the scope of the invention as claimed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

The deep foundation pit slope supporting structure provided by the embodiment comprises a plurality of supporting units which are spliced, as shown in fig. 1, each supporting unit comprises a supporting railing 1, a fixed inserting column 5, a buffer plate 2, a panel 3 and a supporting rod 4, the fixed inserting column 5 is inserted into the supporting railing 1, and the lower end of the fixed inserting column is provided with an inserting column tip 500; support railing 1 one side that closes on the foundation ditch side slope is arranged in to buffer board 2 to insert post 5 through first elastic support 6 and fixed and be connected, insert the position that post 5 corresponds first elastic support 6 at the fixed and be equipped with threaded connection hole 501, first elastic support 6 is inserted the post 5 link with the fixed and is equipped with installation piece 14 to be equipped with the threaded mounting hole on installation piece 14, threaded mounting hole on installation piece 14 and fixed threaded connection hole 501 on inserting post 5 correspond to through connecting bolt 15 fixed connection. The panel 3 is arranged on one side of the buffer plate 2 close to the side slope of the foundation pit and is connected with the buffer plate 2 through a second elastic strut 7, and the support rod 4 is hinged with the side of the support railing 1 close to the foundation pit; one end of each support railing 1 is provided with a connecting block 9 connected with an adjacent support railing, the connecting block 9 is provided with a connecting hole 10, one side of each buffer board 2 is provided with an insertion board 11, and the insertion board 11 is provided with an insertion block 12 and an insertion hole 13 which are connected with the adjacent buffer board 2. As shown in fig. 2 to 4, the connecting blocks 9 on two adjacent supporting units supporting railings 1 are staggered up and down, when connecting, the two connecting blocks 9 are overlapped with each other, the connecting holes 10 thereof just correspond, and then are connected through the connecting bolts 15. The plug blocks 12 on the two adjacent supporting unit plug boards 11 are arranged in a staggered manner and can be correspondingly inserted into the plug holes 13 of the opposite sides for connection.

In the embodiment of the deep foundation pit slope supporting structure, as shown in fig. 3, the supporting rod 4 includes a spring column 400, a hydraulic cylinder 401 and a connecting rotating rod 402, the spring column 400 is connected with the supporting column by a spring, one end of the spring column 400 is rotatably connected with the supporting railing 1 by a first rotating shaft 8, the other end of the spring column is connected with the hydraulic cylinder 401, the other end of the hydraulic cylinder 401 is connected with the connecting rotating rod 402, the bottom of the connecting rotating rod 402 is connected with a fixing base 404 by a second rotating shaft 403, and the bottom end of the fixing base 404 is fixedly connected with an inserting rod 405.

In the embodiment, the first elastic support 6 and the second elastic support 7 are both composed of a connecting column and a compression spring, and the compression spring is fixedly sleeved outside the connecting column; as shown in fig. 3, a hollow cavity 200 is provided in the buffer plate 2, one end of the connection column of the first elastic support 6 is fixed on the panel 3, and the other end thereof extends into the hollow cavity 200 of the buffer plate 2 and is fixed on the inner wall of the hollow cavity 200 by a compression spring; the spliced pole one end and the buffer board 2 fixed connection of second elastic support 7, the compression spring both ends of second elastic support 7 are connected with buffer board 2 and fixed post 5 of inserting respectively.

The utility model discloses the user-friendly can splice a plurality of supporting unit at will, and its concatenation has conveniently solved the problem of being not convenient for dismantle and regulation length, has improved the practicality of device, has improved the portability of device, has avoided device length not enough to make to strut the effect not good, utilizes the pivot to make things convenient for the regulation of strutting the direction. The utility model discloses can carry out the buffering for the first time through buffer board 2 and fixed first elastic support post 6 between the post 5 of inserting when strutting, the second elastic support post 7 that utilizes buffer board 2 and panel 3 to be connected carries out the buffering for the second time, the spring post 400 of recycling bracing piece 4 avoids the bull stick to receive the impact, the problem of vibrations and impact that is not convenient for reduce supporting construction has been solved, the practicality of device has been improved, the shock attenuation effect of device has been improved, the cushioning of device has been improved, the too big damage of messenger supporting construction of impact has been avoided.

The utility model discloses a modularization is connected, makes things convenient for device dismantlement and installation, makes the device be convenient for adjust length through modular structure to make supporting construction's buffering shock attenuation nature improve through shock-absorbing structure.

Above, only be the preferred embodiment of the present invention, not be used for limiting the present invention, the patent protection scope of the present invention is based on the claims, all the structural changes equivalent to the content of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a deep basal pit side slope supporting construction which characterized in that: the supporting structure comprises a plurality of supporting units which are spliced, each supporting unit comprises a supporting railing (1), a fixed inserting column (5), a buffer plate (2), a panel (3) and a supporting rod (4), the fixed inserting column (5) is inserted into the supporting railing (1), and the lower end of the fixed inserting column is provided with an inserting column tip (500); the buffer plate (2) is arranged on one side, close to a foundation pit slope, of the support railing (1) and is connected with the fixed inserting column (5) through a first elastic strut (6), the panel (3) is arranged on one side, close to the foundation pit slope, of the buffer plate (2) and is connected with the buffer plate (2) through a second elastic strut (7), and the supporting rod (4) is hinged to the side, close to the foundation pit, of the support railing (1); one end of each support railing (1) is provided with a connecting block (9) connected with the adjacent support railing, the connecting block (9) is provided with a connecting hole (10), one side of each buffer plate (2) is provided with an inserting plate (11), and each inserting plate (11) is provided with an inserting block (12) and an inserting hole (13) which are connected with the adjacent buffer plate (2); when two adjacent supporting units are spliced, the connecting blocks (9) of the adjacent supporting railings (1) are connected through the connecting bolts (15), and the inserting block (12) on each supporting unit inserting plate (11) is correspondingly inserted into the inserting hole (13) on the adjacent supporting unit inserting plate (11).

2. The deep foundation pit slope supporting structure of claim 1, wherein: bracing piece (4) are including spring post (400), pneumatic cylinder (401) and connect bull stick (402), spring post (400) one end is rotated with supporting railing (1) through first pivot (8) and is connected, and the other end is connected with pneumatic cylinder (401), and the other end of pneumatic cylinder (401) is connected with connection bull stick (402) to be connected with unable adjustment base (404) through second pivot (403) in the bottom of connecting bull stick (402), at bottom fixedly connected with inserted bar (405) of unable adjustment base (404).

3. The deep foundation pit slope supporting structure of claim 1, wherein: the position that inserts post (5) at the fixed post that inserts corresponds first elastic support post (6) is equipped with threaded connection hole (501), first elastic support post (6) are equipped with installation piece (14) with fixed post (5) link of inserting to be equipped with the threaded connection hole on installation piece (14), threaded connection hole (501) correspond on installation piece (14) and fixed post (5) of inserting to through connecting bolt (15) fixed connection.

4. The deep foundation pit slope supporting structure of claim 1, wherein: the first elastic supporting column (6) and the second elastic supporting column (7) are both composed of a connecting column and a compression spring, and the compression spring is fixedly sleeved outside the connecting column; a hollow cavity (200) is arranged in the buffer plate (2), one end of a connecting column of the first elastic support column (6) is fixed on the panel (3), and the other end of the connecting column extends into the hollow cavity (200) of the buffer plate (2) and is fixed on the inner wall of the hollow cavity (200) through a compression spring; the spliced pole one end and buffer board (2) fixed connection of second elastic support (7), the compression spring both ends of second elastic support (7) are connected with buffer board (2) and fixed post (5) of inserting respectively.