CN215630003U

CN215630003U - Assembled deep foundation pit supporting earth-retaining water-proof enclosure structure

Info

Publication number: CN215630003U
Application number: CN202121811589.5U
Authority: CN
Inventors: 王勇; 张政; 颜克诚; 吴昊; 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: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-25
Anticipated expiration: 2031-08-04

Abstract

The utility model provides a combined deep foundation pit supporting soil-retaining water-proof enclosure structure. The soil-retaining and water-resisting enclosure structure comprises assembled water baffles, a clamping mechanism, a supporting rod and a limiting mechanism, wherein the assembled water baffles are formed by horizontally and vertically assembling a plurality of water baffle units, splicing plates connected with adjacent water baffle units are arranged at two ends of each water baffle unit, two horizontally adjacent water baffle units are clamped through connecting convex parts and connecting grooves at the edges of the splicing plates, two vertically adjacent water baffle units are connected through the clamping mechanism, and a foundation pit side wall connecting piece is arranged in a concave part of each water baffle unit; one end of the support rod is hinged with the clamping mechanism, the other end of the support rod is hinged with the limiting mechanism, and an inserting rod inserted into the bottom surface of the deep foundation pit is arranged at the bottom of the limiting mechanism. The utility model has simple structure, light weight and convenient splicing and installation, solves the problem of installing the deep foundation pit side wall enclosure structure with deeper depth, and reduces the incidence rate of construction safety construction.

Description

Assembled deep foundation pit supporting earth-retaining water-proof enclosure structure

Technical Field

The utility model relates to the technical field of construction tools, in particular to an assembled deep foundation pit supporting soil-retaining water-proof enclosure structure.

Background

The deep foundation pit is an engineering with the excavation depth of more than 5 meters or the excavation depth of not more than 5 meters, but the geological conditions, the surrounding environment and underground pipelines are particularly complex, the deep foundation pit support is a measure of supporting, reinforcing and protecting the side wall of the deep foundation pit and the surrounding environment in order to ensure the safety of the underground structure construction and the surrounding environment of the foundation pit, wherein the deep foundation pit support structure is various, a steel sheet pile is one of the deep foundation pit support structures, the steel sheet pile is a steel structure body with a linkage device at the edge, and the linkage device can be freely combined so as to form a continuous and compact retaining or water retaining wall steel structure body.

However, the steel sheet pile structures on the market are all integrally formed, the structure is simple, and the steel sheet pile structures lack supporting force although the steel sheet pile structures can play a certain protection role on the personal safety of operators, so that the protection role on the side wall of the deep foundation pit is limited; meanwhile, for a deep foundation pit with a deep depth, a steel sheet pile with a long length needs to be used, so that the construction is very inconvenient in the installation and operation process, and the construction has certain danger due to the long length and the heavy weight, and therefore, the assembly type deep foundation pit supporting and soil-retaining and water-isolating support structure is provided.

Disclosure of Invention

Aiming at the problems of long support length and large volume of the existing steel sheet pile, which cause inconvenient installation, the utility model provides an assembly which has a light structure and is convenient to install, is an assembly type deep foundation pit support soil-retaining water-proof enclosure structure, has a simple and light modified structure and is convenient to install, has a certain protection effect on the side wall of a deep foundation pit, and can reduce the incidence rate of construction safety construction.

In order to achieve the purpose, the utility model provides an assembled deep foundation pit supporting soil-retaining water-resisting enclosure structure, which is characterized in that: the soil-blocking and water-resisting enclosure structure comprises assembled water baffles, a clamping mechanism and a stable supporting mechanism, wherein the assembled water baffles are formed by horizontally and vertically assembling a plurality of water baffle units, the cross section of each water baffle unit is U-shaped or arc-shaped or concave or isosceles trapezoid, two open ends of each water baffle unit are respectively provided with a splicing plate connected with the adjacent water baffle unit, the edge of the splicing plate on one side is provided with a connecting convex part, the edge of the splicing plate on the other side is provided with a connecting groove matched with the connecting convex part, the two horizontally adjacent water baffle units are clamped by the connecting convex part and the connecting groove on the edge of the splicing plate, the two vertically adjacent water baffle units are connected by the clamping mechanism, and the concave part of each water baffle unit is provided with a foundation pit side wall connecting piece; the stable supporting mechanism comprises a supporting rod and a limiting mechanism, wherein one end of the supporting rod is hinged to the clamping mechanism, the other end of the supporting rod is hinged to the limiting mechanism, and an inserting rod inserted into the bottom surface of the deep foundation pit is arranged at the bottom of the limiting mechanism.

The utility model has the following excellent technical scheme: the water baffle unit is a concave plate body with an isosceles trapezoid cross section and composed of a transverse plate in the middle and inclined plates on two sides, the two splicing plates are symmetrically arranged on two sides of a notch of the concave plate body and are parallel to the transverse plate, the height of the transverse plate of the water baffle unit is smaller than that of the two inclined plates, and mounting grooves matched with the clamping mechanism are formed in the upper end surface and the lower end surface of the transverse plate of each water baffle unit; the clamping mechanism is arranged at the position of the mounting groove and comprises a clamping plate and a limiting mechanism connecting shaft, clamping grooves matched with the transverse plates of the water baffle units are formed in the upper end face and the lower end face of the clamping plate, the lower end of each water baffle unit is embedded into the clamping groove in the upper end face of the clamping plate, the upper end of the water baffle unit vertically adjacent to the water baffle unit is embedded into the clamping groove in the lower end face of the clamping plate, and the upper water baffle unit and the lower water baffle unit are in seamless clamping connection through the clamping plate.

The utility model has the following excellent technical scheme: the limiting mechanism comprises a limiting plate, two fixed side plates are symmetrically arranged at the top of the limiting plate, a fixed shaft hinged with the supporting rod is arranged between the two fixed side plates, and a through hole is formed in the connecting end part of the supporting rod and the limiting mechanism and is rotatably connected with the fixed shaft through the through hole.

The utility model has the following excellent technical scheme: the foundation pit side wall connecting pieces are threaded connecting columns, the two connecting columns are arranged and are respectively installed at the upper and lower parts of the transverse plates of each water baffle unit, and threaded holes are correspondingly formed in the transverse plates of each water baffle unit.

The utility model has the following excellent technical scheme: the supporting rod is connected with the clamping mechanism through a connecting shaft sleeve, and the connecting shaft is rotatably connected with the limiting mechanism through the connecting shaft sleeve.

The utility model has the following excellent technical scheme: the transverse plate in the middle of each water baffle unit, the inclined plates on two sides and the splicing plates on two sides are integrated into a metal plate.

The water baffle plate unit comprises water baffle plate units, a clamping mechanism, a support rod, a limiting mechanism and a threaded column, wherein the clamping mechanism can vertically and fixedly connect the two water baffle plate units in a clamping manner and can ensure seamless connection, the two ends of the support rod are respectively hinged with the clamping mechanism and the limiting mechanism, the support root and the limiting mechanism can support and limit the clamping mechanism, splicing plates are arranged on the two sides of the water baffle plate units, grooves and protruding parts which are matched with each other are respectively arranged on the two splicing plates, the transverse seamless connection of the two baffle plate units can be realized, threaded holes are formed in concave parts of the baffle plate units, and the baffle plate units can be connected with the side wall of a foundation pit through the threaded column.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the assembled deep foundation pit supporting, retaining and water isolating enclosure structure comprises the water baffles and the clamping mechanism connected with the water baffles, the water baffles are spliced and clamped by the clamping mechanism, and then a plurality of water baffles can be used for enclosing the side wall of a deep foundation pit in a deep foundation pit with a deep depth.

(2) The water baffle plate is fixed with the side wall of the foundation pit through the threaded column, and is provided with the stable supporting mechanism, and the water baffle plate mechanism is stably fixed on the side wall of the deep foundation pit by utilizing the supporting force generated by the supporting rod in the supporting mechanism and the screw joint force of the threaded column, so that the protection effect of the device on the side wall of the deep foundation pit can be enhanced, and the incidence rate of construction safety construction is reduced.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a front view of the water dam unit of the present invention;

FIG. 4 is a top view of the water dam unit of the present invention;

FIG. 5 is a front view of the latch mechanism of the present invention;

FIG. 6 is a top view of the latch mechanism of the present invention;

FIG. 7 is a front view of the support pole of the present invention;

FIG. 8 is a side view of a support pole of the present invention;

FIG. 9 is a front view of the spacing mechanism of the present invention;

fig. 10 is a top view of the spacing mechanism of the present invention.

In the figure: 1-assembled water baffle, 100-water baffle unit, 101-splice plate, 102-connection convex part, 103-connection groove, 104-mounting groove, 105-threaded hole, 2-clamping mechanism, 200-clamping plate, 201-limiting mechanism connecting shaft, 202-clamping groove, 3-supporting rod, 300-through hole, 301-coupling sleeve, 4-limiting mechanism, 401-limiting plate, 402-fixed side plate, 403-fixed shaft, 404-inserted bar, 5-foundation pit side wall connecting piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

The embodiment provides a fender water proof envelope is strutted to piece together formula deep basal pit, as shown in fig. 1 and fig. 2, it includes piece together formula breakwater 1, latch mechanism 2 and stable supporting mechanism to keep off the soil water proof device, piece together formula breakwater 1 is formed by horizontal and vertical piece together of polylith breakwater unit 100. As shown in fig. 3 and 4, the water baffle unit 100 is a concave plate body with an isosceles trapezoid cross section, the concave plate body is composed of a transverse plate in the middle and inclined plates on two sides, splicing plates 101 connected with adjacent water baffle units 100 are respectively arranged at two open ends of each water baffle unit 100, a connecting convex part 102 is arranged at the edge of the splicing plate 101 on one side, a connecting groove 103 matched with the connecting convex part 102 is arranged at the edge of the splicing plate 101 on the other side, the two splicing plates 101 are symmetrically arranged on two sides of a concave plate body notch and are parallel to the transverse plate, and the transverse plate in the middle of each water baffle unit 100, the inclined plates on two sides and the splicing plates 101 on two sides are made of an integrated metal plate. As shown in fig. 1 and 2, the two horizontally adjacent water baffle units 100 are connected with each other by the connecting convex part 102 and the connecting groove 103 at the edge of the splice plate 101, the two vertically adjacent water baffle units 100 are connected by the clamping mechanism 2, the concave part of each water baffle unit 100 is provided with a foundation pit side wall connecting piece 5, the foundation pit side wall connecting piece 5 is a threaded connecting column, is provided with two connecting columns, is respectively installed at the upper and lower parts of the horizontal plate of each water baffle unit 100, and is correspondingly provided with a threaded hole 105 on the horizontal plate of each water baffle unit 100. The stable supporting mechanism comprises a supporting rod 3 and a limiting mechanism 4, wherein one end of the supporting rod 3 is hinged to the clamping mechanism 2, the other end of the supporting rod is hinged to the limiting mechanism 4, and an inserting rod 404 inserted into the bottom surface of the deep foundation pit is arranged at the bottom of the limiting mechanism 4.

The embodiment provides a combination type deep foundation pit supporting soil retaining and water isolating building envelope, as shown in fig. 5 and 6, the height of the transverse plate of each water baffle unit 100 is smaller than the height of the two inclined plates, and the upper end surface and the lower end surface of the transverse plate of each water baffle unit 100 are provided with mounting grooves 104 matched with the clamping mechanisms 2. The clamping mechanism 2 is arranged at the position of the mounting groove 104 and comprises a clamping plate 200 and a limiting mechanism connecting shaft 201, clamping grooves 202 matched with the transverse plates of the water baffle units 100 are formed in the upper end face and the lower end face of the clamping plate 200, the lower end of each water baffle unit 100 is embedded into the clamping groove 202 in the upper end face of the clamping plate 200, the upper end of the water baffle unit 100 vertically adjacent to the clamping groove 202 is embedded into the lower end face of the clamping plate 200, and the upper end and the lower end of each water baffle unit 100 are in seamless clamping connection through the clamping plate 200. As shown in fig. 9 and 10, the limiting mechanism 4 includes a limiting plate 401, two fixing side plates 402 are symmetrically disposed on the top of the limiting plate 401, a fixing shaft 403 hinged to the supporting rod 3 is disposed between the two fixing side plates 402, and a through hole 300 is disposed at a connecting end of the supporting rod 3 and the limiting mechanism 4 and rotatably connected to the fixing shaft 403 through the through hole 300. As shown in fig. 7 and 8, a coupling sleeve 301 is disposed at a connection end of the support rod 3 and the clamping mechanism 2, and is rotatably connected with the limiting mechanism connecting shaft 201 through the coupling sleeve 301. The clamping mechanism 2 can be supported and limited by the support rod 3 and the limiting mechanism 4, the middle parts of the two fixing side plates 402 are provided with holes, inner threads are arranged on the inner walls of the holes, outer threads are arranged on the outer parts of the fixing shafts 403, and the inner threads are matched with the outer threads and fixed through threads.

The depth of the deep foundation pit is just suitable for installing the upper and lower layers of water baffle units, the utility model is further explained by combining the installation process of the two layers of water baffle units, and the specific installation steps are as follows:

s1: sequentially laying lower water baffle units 100 on the side wall of the bottom of the deep foundation pit, correspondingly embedding a connecting convex part 102 on a splice plate 101 on one side of each water baffle unit 100 into a connecting groove 103 on the edge of a splice plate 101 on the other side of an adjacent water baffle unit 100, transversely connecting the two adjacent water baffle units, and fixing the water baffle units 100 on the side wall of the bottom of the deep foundation pit by utilizing a threaded column; sequentially mounting the lower-layer water baffles 100 on the side wall of the foundation pit in the manner;

s2: installing an upper-layer water baffle, placing the clamping mechanism 2 at the installation groove 406 at the upper part of the lower-layer water baffle unit 100, fixing the clamping mechanism 2 at the top of the water baffle unit 100 in the step S1 through the clamping groove 202 below the clamping plate 200, further fixing the other water baffle unit 100 at the top of the clamping mechanism 2 in a clamping manner, and simultaneously fixing the water baffle unit 100 on the side wall of the deep foundation pit through the threaded column 5; the upper layer water baffle unit 100 and the lower layer water baffle unit are seamlessly connected into an integral water baffle through the clamping mechanism 2;

s3: utilize fixed curb plate 402 and second fixed axle 403 on the stop gear 4 and the first axle of bracing piece 301 bottom to connect hole 303, articulate stop gear 4 in the bottom of bracing piece 301, peg graft the peg 404 of limiting plate 401 bottom and fix in the bottom of deep basal pit simultaneously to make bracing piece 301 can play spacing and supporting role to breakwater mechanism 1 through latch mechanism 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an assemble deep basal pit support keeps off native water proof envelope which characterized in that: the soil-retaining and water-resisting building envelope comprises assembled water baffles (1), a clamping mechanism (2) and a stable supporting mechanism, wherein the assembled water baffles (1) are formed by horizontally and vertically assembling a plurality of water baffle units (100), the cross section of each water baffle unit (100) is U-shaped, arc-shaped, concave or isosceles trapezoid, the two open ends of each water baffle unit (100) are respectively provided with a splicing plate (101) connected with the adjacent water baffle unit (100), the edge of the splicing plate (101) at one side is provided with a connecting convex part (102), the edge of the splicing plate (101) at the other side is provided with a connecting groove (103) matched with the connecting convex part (102), the two water baffle units (100) which are horizontally adjacent are clamped with each other through the connecting convex part (102) and the connecting groove (103) at the edge of the splicing plate (101), the two water baffle units (100) which are vertically adjacent are connected through the clamping mechanism (2), a pit side wall connecting piece (5) is arranged in the concave part of each water baffle unit (100); the stable supporting mechanism comprises a supporting rod (3) and a limiting mechanism (4), wherein one end of the supporting rod (3) is hinged to the clamping mechanism (2), the other end of the supporting rod is hinged to the limiting mechanism (4), and an inserting rod (404) inserted into the bottom surface of the deep foundation pit is arranged at the bottom of the limiting mechanism (4).

2. The assembled deep foundation pit supporting, soil retaining and water isolating building envelope of claim 1, wherein: the water baffle unit (100) is a concave plate body with an isosceles trapezoid cross section and composed of a transverse plate in the middle and inclined plates on two sides, two splicing plates (101) are symmetrically arranged on two sides of a notch of the concave plate body and are parallel to the transverse plate, the height of the transverse plate of the water baffle unit (100) is smaller than that of the two inclined plates, and mounting grooves (104) matched with the clamping mechanism (2) are formed in the upper end face and the lower end face of the transverse plate of each water baffle unit (100); the position of mounting groove (104) is arranged in to latch mechanism (2), including joint board (200) and stop gear connecting axle (201), joint groove (202) that match with the horizontal board of breakwater unit (100) are all seted up to the terminal surface about joint board (200), in joint groove (202) of the lower extreme embedding breakwater unit (100) up end of every breakwater unit (100), rather than joint groove (202) of terminal surface under vertical adjacent breakwater unit (100) upper end embedding breakwater unit (200) to through joint board (200) two adjacent breakwater unit (100) seamless joint from top to bottom.

3. The assembled deep foundation pit supporting, soil retaining and water isolating building envelope of claim 1 or 2, wherein: limiting mechanism (4) include limiting plate (401), and limiting plate (401) top symmetry is equipped with two fixed curb plate (402), is equipped with between two fixed curb plate (402) with bracing piece (3) articulated fixed axle (403), has seted up through-hole (300) at bracing piece (3) and limiting mechanism (4) link end to rotate with fixed axle (403) through-hole (300) and be connected.

4. The assembled deep foundation pit supporting, soil retaining and water isolating building envelope of claim 2, wherein: the foundation pit side wall connecting pieces (5) are threaded connecting columns, are provided with two connecting columns, are respectively installed at the upper and lower parts of the transverse plates of each water baffle unit (100), and are correspondingly provided with threaded holes (105) on the transverse plates of each water baffle unit (100).

5. The assembled deep foundation pit supporting, soil retaining and water isolating building envelope of claim 2, wherein: the supporting rod (3) and the connecting end of the clamping mechanism (2) are provided with a coupling sleeve (301) and are rotatably connected with a limiting mechanism connecting shaft (201) through the coupling sleeve (301).

6. The assembled deep foundation pit supporting, soil retaining and water isolating building envelope of claim 2, wherein: the transverse plate in the middle of each water baffle unit (100), the inclined plates on two sides and the splicing plates (101) on two sides are made of integrated metal plates.