CN219527674U

CN219527674U - Foundation pit supporting device

Info

Publication number: CN219527674U
Application number: CN202320898726.6U
Authority: CN
Inventors: 常伟峰; 梁进军; 邵佳; 白慧洋
Original assignee: Henan Huida Construction Engineering Co ltd
Current assignee: Henan Huida Construction Engineering Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-08-15
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses a foundation pit supporting device, which relates to the field of foundation pit supporting devices and comprises a plurality of groups of supporting plates and supporting columns which are connected in a rotating way, wherein the supporting plates are connected in a rotating way, two ends of the top surface of the inner side of each two groups of supporting plates are provided with supporting grooves matched with the supporting columns, and inclined supporting legs are detachably connected to the inner sides of the supporting plates. According to the utility model, the supporting plates are supported at the top ends of the supporting plates by adopting the supporting columns, so that the foundation pit damage caused by soil collapse around the two top ends of the foundation pit is prevented, the construction in the foundation pit is not influenced, the inclined support legs are detachably connected to the inner walls of the supporting plates and used for further reinforcing the supporting plates, and when the inclined support legs are fixed by poured cement and the like during construction, the supporting plates can be directly pulled out, so that the supporting plates are separated from the inclined support legs, the device can be reused, and the use cost is low.

Description

Foundation pit supporting device

Technical Field

The utility model relates to the field of foundation pit supporting devices, in particular to a foundation pit supporting device.

Background

The foundation pit is a soil pit excavated according to the substrate elevation and the foundation plane size at the foundation design position, the excavation scheme is determined according to geological hydrologic data before excavation and by combining the conditions of buildings nearby the site, waterproof drainage work is carried out, a method of discharging a side slope can be used for the person with the non-deep excavation, the soil slope is stable, the gradient of the soil slope is determined according to relevant construction regulations, the person with the deep excavation and the vicinity of the building can be protected by a foundation pit wall supporting method, a concrete spraying protection wall method, a large foundation pit even adopts a method of interlocking underground continuous walls and column type bored piles and the like, and the soil layer outside the foundation pit is protected from collapse; the underground water level can be reduced by using a well point method without influencing the nearby buildings, and slope-releasing open cut is adopted; the method can be used for excavating in cold areas by adopting a natural cold air freezing method, and the like, and the foundation pit supporting method is used for supporting, reinforcing and protecting the side wall of the 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.

The existing foundation pit supporting device generally supports the supporting plates through supporting columns arranged between the supporting plates, and part of the foundation pit supporting device can design the supporting columns into an X shape or is provided with oblique supporting legs on the inner walls of the supporting plates in order to further improve supporting effects.

But the support column that sets up between the backup pad can influence the inside construction of foundation ditch for when the foundation ditch is inside to be pour the foundation, can pour support column and supporting leg together in the foundation, lead to the backup pad to be difficult to take out again and recycle, use cost is higher.

Disclosure of Invention

Based on the above, the utility model aims to provide a foundation pit supporting device, so as to solve the technical problems that when the foundation pit supporting device is used for pouring a foundation in a foundation pit, a supporting column and supporting legs can be poured into the foundation together, so that the supporting plate is difficult to take out again for reuse, and the use cost is high.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a foundation ditch strutting arrangement, includes multiunit rotation connection's backup pad and support column, multiunit rotation connection each other between the backup pad, and every two sets of backup pad inboard top surface's both ends all have seted up with support column complex support recess, the inboard of backup pad all can be dismantled and be connected with the bracing leg.

The utility model further provides that the support column comprises a guide rod, a support rod and a screw rod, wherein the support rod is connected to two ends of the guide rod in a sliding manner, one end, away from the guide rod, of the support rod is matched with the support groove, and the screw rod in threaded connection with the support rod is arranged in the guide rod.

The utility model is further arranged that a group of inserting posts are arranged on the bottom surface of the supporting plate.

The utility model is further arranged that the bottom ends of the inner sides of the supporting plates are all provided with guide rails, and the diagonal bracing legs are detachably connected with the supporting plates through the guide rails.

The utility model is further arranged that the bottom end of the slideway on the diagonal brace leg matched with the guide rail is in a closed state.

In summary, the utility model has the following advantages:

according to the utility model, the supporting plates are supported at the top ends of the supporting plates by adopting the supporting columns, so that the foundation pit damage caused by soil collapse around the two top ends of the foundation pit is prevented, the construction in the foundation pit is not influenced, the inclined support legs are detachably connected to the inner walls of the supporting plates and used for further reinforcing the supporting plates, and when the inclined support legs are fixed by poured cement and the like during construction, the supporting plates can be directly pulled out, so that the supporting plates are separated from the inclined support legs, the device can be reused, and the use cost is low.

Drawings

FIG. 1 is a schematic view of a first view of the present utility model;

FIG. 2 is a schematic diagram of a second view of the present utility model;

FIG. 3 is a cross-sectional view of a support column of the present utility model;

fig. 4 is an enlarged view of fig. 2 a in accordance with the present utility model.

In the figure: 1. a support plate; 2. inserting a column; 3. a support column; 301. a guide rod; 302. a support rod; 303. a screw; 4. a guide rail; 5. diagonal bracing legs; 6. and a support groove.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance;

in the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

The utility model provides a foundation ditch strutting arrangement, as shown in fig. 1-4, including multiunit rotation connection's backup pad 1 and support column 3, rotate each other between multiunit backup pad 1 and connect, and the both ends of every two inboard top surfaces of group backup pad 1 all have seted up with support column 3 complex support recess 6, the inboard of backup pad 1 all can be dismantled and be connected with bracing leg 5, the bottom surface of backup pad 1 all is provided with a set of spliced pole 2, during the use, install bracing leg 5 on backup pad 1, can be according to the length and width adjustment backup pad 1 each side's of required protection foundation ditch piece number, then insert spliced pole 2 to the foundation ditch bottom and carry out preliminary fixed to backup pad 1, simultaneously bracing leg 5 can further consolidate backup pad 1's anti-fall ability, can put support column 3 both ends in support recess 6 at last, carry out final reinforcement to backup pad 1.

The connection points between the inside of each group of support plates 1 are all inner side surfaces, and the connection points between every two groups of support plates 1 are all outer side surfaces, and as the soil at the edge of the foundation pit is pressed from outside to inside, when the connection points between the inside of each group of support plates 1 are extruded, the surfaces of each support plate 1 which are contacted with each other can be mutually supported, and no folding can be generated, so that the support column 3 only needs to support every two groups of connection points to prevent the device from being folded due to the extrusion of collapsed soil, and protect the foundation pit.

Further, when the support device is installed, a layer of plastic cloth can be arranged on the inner side surface of the support plate 1, so that the support plate 1 can be separated from a poured foundation more conveniently after pouring.

The concrete structure of the support column 3 is shown in fig. 3, the two ends of the guide rod 301 are both connected with the support rods 302 in a sliding manner, one end of the support rod 302 away from the guide rod 301 is matched with the support groove 6, and a screw 303 in threaded connection with the support rod 302 is arranged in the guide rod 301.

Further, one end of the supporting rod 302, which is matched with the supporting groove 6, is polygonal, the inscribed circle radius of the supporting groove 6 is smaller than the circumscribed circle radius of the supporting rod 302, after the supporting rod 302 is arranged in the supporting groove 6, the rotatable guide rod 301 drives the screw 303 to rotate, and meanwhile, the supporting rod 302 cannot rotate due to the limitation of the supporting groove 6, so that the supporting rod 302 opens towards two ends, and the supporting plate 1 is better supported.

On the basis of the above structure, in this embodiment, the bottom end of the inner side of the supporting plate 1 is provided with the guide rail 4, and the diagonal bracing leg 5 is detachably connected with the supporting plate 1 through the guide rail 4, the bottom end of the slideway matched with the guide rail 4 on the diagonal bracing leg 5 is in a closed state, so that the closed slideway end can block the movement of the diagonal bracing leg 5 when the supporting plate 1 is pressed, a better supporting force is provided for the supporting plate 1, and when the diagonal bracing leg 5 is fixed, the supporting plate 1 is drawn upwards to separate the remaining supporting plate 1 of the diagonal bracing leg 5, so that the supporting plate 1 is convenient to take down.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. The utility model provides a foundation ditch strutting arrangement, includes backup pad (1) and support column (3) that multiunit rotated and is connected, its characterized in that: the support plates (1) are connected in a mutually rotating manner, two ends of the top surfaces of the inner sides of each two groups of support plates (1) are provided with support grooves (6) matched with the support columns (3), and inclined support legs (5) are detachably connected to the inner sides of the support plates (1).

2. A foundation pit supporting device according to claim 1, wherein: the support column (3) comprises a guide rod (301), a support rod (302) and a screw rod (303), wherein the two ends of the guide rod (301) are both connected with the support rod (302) in a sliding mode, one end, far away from the guide rod (301), of the support rod (302) is matched with the support groove (6), and the screw rod (303) in threaded connection with the support rod (302) is arranged inside the guide rod (301).

3. A foundation pit supporting device according to claim 1, wherein: the bottom surfaces of the supporting plates (1) are provided with a group of inserting columns (2).

4. A foundation pit supporting device according to claim 1, wherein: the bottom ends of the inner sides of the supporting plates (1) are provided with guide rails (4), and the diagonal bracing legs (5) are detachably connected with the supporting plates (1) through the guide rails (4).

5. The foundation pit supporting device of claim 4, wherein: the bottom end of the slideway on the diagonal brace leg (5) matched with the guide rail (4) is in a closed state.