CN220377300U - Foundation pit soil retaining structure - Google Patents

Abstract

The utility model discloses a foundation pit retaining structure, which relates to the technical field of building construction and comprises a retaining mechanism, wherein a bottom plate is arranged in the retaining mechanism, a fixed plate is arranged at the top end of the bottom plate, and a movable plate is arranged at the top end of the fixed plate. This kind of foundation ditch retaining structure, through the inserted bar that sets up, the spliced groove, the block mechanism, because the inserted bar passes through extension spring elastic connection with the inserted bar, and the one end that the clamped bar is close to the fly leaf is provided with the inclined plane, make the in-process that advances the fly leaf from top to bottom to the fixed plate direction, inserted bar and spliced groove can pass through the spliced bar under extension spring's effect, the joint groove joint, thereby can realize the equipment location between fly leaf and the fixed plate, and then can be convenient for realize increasing at any time according to the degree of depth of foundation ditch, through above-mentioned operation, can make the equipment process of retaining structure comparatively convenient laborsaving, the convenience of retaining structure in-process of increasing the height.

Description

Foundation pit soil retaining structure

Technical Field

The utility model relates to the technical field of house construction, in particular to a foundation pit retaining structure.

Background

When building construction is carried out, the foundation pit needs to be excavated, along with the change of the excavation depth, the foundation pit needs to be supported through a soil retaining structure, so that the safety of underground structure construction and surrounding environment of the foundation pit is guaranteed, the soil retaining structure is generally composed of supporting plates and cross braces, and steel, wood and bamboo are commonly used.

According to the foundation pit retaining structure of building construction with the publication number of CN215518812U, the novel foundation pit retaining structure comprises a base plate, bottom plate up end one side is equipped with fixed retaining plate, fixed retaining plate upper end is equipped with the slot, peg graft in the slot and be equipped with movable retaining plate, movable retaining plate lower extreme is equipped with the picture peg, picture peg and slot assorted, picture peg both sides face all is equipped with the screw hole, the equal threaded connection of slot both sides outer wall is equipped with fixing bolt, fixing bolt and screw hole assorted, movable retaining plate upper end is equipped with the slot second the same with the slot, bottom plate up end opposite side is equipped with hydraulic push rod, the other end of hydraulic push rod is equipped with the fixed plate, be equipped with the anchor rod on the fixed plate, bottom plate bottom four corners department all is equipped with the universal wheel, bottom plate center runs through and is equipped with steady consolidation below.

For above-mentioned related operation, above-mentioned through fixed retaining plate, activity retaining plate, slot, picture peg, bolt, screw hole's cooperation realization to the operation of increasing of retaining structure, but because picture peg and slot are connected through two sets of bolts, screw hole for need use appurtenance to carry out one by one the knob dismantlement to the bolt when the equipment, make the equipment operation comparatively loaded down with trivial details, and in order to guarantee stability, will generally screw up the bolt hard, but this just results in the equipment very laborious, thereby make the operation of increasing of retaining structure comparatively inconvenient.

Disclosure of Invention

Accordingly, an objective of the present utility model is to provide a foundation pit retaining structure, so as to solve the technical problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a foundation ditch soil retaining structure, includes soil retaining mechanism, soil retaining mechanism's inside is provided with the bottom plate, the top of bottom plate is provided with the fixed plate, the top of fixed plate is provided with the fly leaf, the both sides on fixed plate and fly leaf top all welded connection have the plugboard, the grafting groove with plugboard assorted is all seted up to the both sides of fly leaf bottom, be provided with clamping mechanism between plugboard and the grafting groove, clamping mechanism's inside sliding connection has the joint board, welded connection has telescopic spring between joint board and the plugboard, the joint groove with telescopic spring assorted has been seted up to one side of grafting groove.

Preferably, the movable plate and the fixed plate form a clamping structure through the plug plate and the plug groove, and the two plug plates and the plug groove are arranged in a bilateral symmetry mode through the central axes of the movable plate and the fixed plate.

Preferably, the plug board and the plug slot form a clamping structure through the clamping board and the clamping slot, and the two clamping boards and the clamping slot are symmetrically arranged on the left and right sides of the central axes of the movable board and the fixed board.

Preferably, the clamping plate and the plug plate form an elastic structure through an expansion spring, and one end of the clamping plate, which is close to the movable plate, is provided with an inclined plane.

Preferably, the inside of bottom plate runs through and is provided with positioning mechanism, positioning mechanism's inside is provided with first locating pin, three sets of first locating pin equidistance sets up.

Preferably, the second positioning pins are slidably connected to the inner parts of two sides of the first positioning pin, and the four second positioning pins are equidistantly arranged.

Preferably, the inside of first locating pin is connected with the back shaft through the bearing rotation, the outside cover of back shaft is equipped with the gear, one side welded connection of second locating pin has the pinion rack of being connected with the gear engagement, the one end welded connection of back shaft has the rotation handle.

In summary, the utility model has the following advantages:

1. according to the foundation pit retaining structure, the heightening operation is realized through the cooperation of the fixed retaining plate, the movable retaining plate, the bolts and the like, but the assembling process is complicated and laborious due to the bolt connection, so that the heightening of the retaining structure is inconvenient, and the retaining structure is assembled conveniently and quickly through the operation, because the clamping plate is elastically connected with the inserting plate through the telescopic spring, and the inclined surface is arranged at one end of the clamping plate, which is close to the movable plate, in the process of pushing the movable plate from top to bottom towards the fixed plate, the inserting plate and the inserting groove are clamped through the clamping plate and the clamping groove under the action of the telescopic spring, so that the assembling and positioning of the movable plate and the fixed plate can be realized, the heightening of the retaining structure can be realized conveniently and quickly according to the depth of a foundation pit, and the convenience in the heightening process of the retaining structure is improved;

2. according to the foundation pit retaining structure, the positioning is realized through the positioning pin, when the soil loosens, the positioning pin loosens with the soil, so that the retaining effect of the retaining structure is affected.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front cut-away view of the present utility model;

FIG. 3 is a partial side cutaway view of the present utility model;

FIG. 4 is a schematic view of the internal structure of the positioning mechanism of the present utility model;

fig. 5 is a top cut-away view of the positioning mechanism of the present utility model.

In the figure: 1. a soil retaining mechanism; 101. a bottom plate; 102. a fixed plate; 103. a movable plate; 2. a plug board; 3. a plug-in groove; 4. a clamping mechanism; 401. a clamping plate; 402. a telescopic spring; 403. a clamping groove; 5. a positioning mechanism; 501. a first positioning pin; 502. a second positioning pin; 503. a rotating handle; 504. a support shaft; 505. a toothed plate; 506. a gear.

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.

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

The utility model provides a foundation ditch soil-retaining structure, as shown in fig. 1, fig. 2 and fig. 3, includes soil-retaining mechanism 1, the inside of soil-retaining mechanism 1 is provided with bottom plate 101, the top of bottom plate 101 is provided with fixed plate 102, the top of fixed plate 102 is provided with fly leaf 103, supports the foundation ditch to guarantee the safety of underground structure construction and foundation ditch surrounding environment.

Referring to fig. 4 and fig. 5, it can be seen that the first positioning pin 501 is rotatably connected with a supporting shaft 504 through a bearing, a gear 506 is sleeved on the outer side of the supporting shaft 504, a toothed plate 505 engaged with the gear 506 is welded on one side of the second positioning pin 502, and a rotating handle 503 is welded on one end of the supporting shaft 504, so that the second positioning pin 502 can be conveniently controlled to extend or retract, and the convenience of use is increased.

Referring to fig. 3, the locking plate 401 and the inserting slot 3 form an elastic structure through the expansion spring 402, one end of the locking plate 401, which is close to the movable plate 103, is provided with an inclined plane, and the inserting plate 2 and the inserting slot 3 are locked through the locking plate 401 and the locking slot 403 under the action of the expansion spring 402 in the process of pushing the movable plate 103 from top to bottom in the direction of the fixed plate 102, so that the operation process is simple, convenient and rapid.

Referring to fig. 1, 2 and 3, two sides of the top ends of the fixed plate 102 and the movable plate 103 are welded with the inserting plate 2, two sides of the bottom end of the movable plate 103 are provided with inserting grooves 3 matched with the inserting plate 2, the movable plate 103 and the fixed plate 102 form a clamping structure through the inserting plate 2 and the inserting grooves 3, and the two inserting plates 2 and the inserting grooves 3 are symmetrically arranged on the left and right sides of the central axes of the movable plate 103 and the fixed plate 102, so that preliminary positioning between the movable plate 103 and the fixed plate 102 can be realized, and separation falling can be prevented.

Referring to fig. 1, fig. 4 and fig. 5, it can be seen that the positioning mechanism 5 is disposed in the bottom plate 101 in a penetrating manner, the first positioning pins 501 are disposed in the positioning mechanism 5, and three groups of the first positioning pins 501 are disposed at equal intervals, and after the first positioning pins 501 penetrate through the bottom plate 101 and vertically insert into the soil, the retaining structure can be laterally positioned, so that the retaining structure can be prevented from being laterally displaced due to stress.

Referring to fig. 1, 2 and 3, a clamping mechanism 4 is disposed between the plug board 2 and the socket board 3, a clamping board 401 is slidably connected in the clamping mechanism 4, a telescopic spring 402 is welded between the clamping board 401 and the plug board 2, a clamping slot 403 matched with the telescopic spring 402 is provided on one side of the socket board 3, the plug board 2 and the socket board 3 form a clamping structure through the clamping board 401 and the clamping slot 403, and the two clamping boards 401 and the clamping slot 403 are symmetrically disposed on the left and right sides by central axes of the movable board 103 and the fixed board 102, so that assembly and positioning between the movable board 103 and the fixed board 102 can be realized, and loose separation is prevented.

Referring to fig. 1, fig. 4 and fig. 5, the two sides of the first positioning pin 501 are slidably connected with the second positioning pins 502, and the four second positioning pins 502 are equidistantly disposed, so that after the second positioning pins 502 are transversely inserted into the soil, the vertical and transverse positioning of the soil retaining structure can be realized, and the soil retaining structure can be further prevented from being laterally and vertically displaced due to stress.

The working principle of the utility model is as follows: when the device is used, the bottom plate 101 is placed in a foundation pit, then the first locating pin 501 penetrates through the bottom plate 101 and is vertically inserted into soil, so that the transverse positioning of a retaining structure can be realized, the supporting shaft 504 and the gear 506 can be rotated through rotating the rotating handle 503, then the toothed plate 505 and the second locating pin 502 can be horizontally moved, the second locating pin 502 can be transversely inserted into the soil, the vertical and transverse positioning of the retaining structure can be realized, the retaining structure can be further prevented from being transversely and vertically shifted due to stress, when the depth of the foundation pit is gradually increased, the movable plate 103 is pushed from top to bottom to the direction of the fixed plate 102, in the process, the inserting plate 2 and the inserting groove 3 can be clamped through the clamping plate 401 and the clamping groove 403 under the action of the telescopic spring 402, so that the assembly positioning between the movable plate 103 and the fixed plate 102 can be realized, and further the realization of heightening at any time according to the depth of the foundation pit can be facilitated, and the contents which are not described in detail in the prior art are well known to the person in the field.

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 (7)

1. A foundation pit retaining structure, comprising a retaining mechanism (1), characterized in that: the inside of retaining mechanism (1) is provided with bottom plate (101), the top of bottom plate (101) is provided with fixed board (102), the top of fixed board (102) is provided with fly leaf (103), the both sides on fixed board (102) and fly leaf (103) top all welded connection have plugboard (2), plugboard (2) assorted jack (3) have all been seted up to both sides of fly leaf (103) bottom, be provided with clamping mechanism (4) between plugboard (2) and jack (3), the inside sliding connection of clamping mechanism (4) has joint board (401), welded connection has telescopic spring (402) between joint board (401) and plugboard (2), one side of plugboard (3) has seted up with telescopic spring (402) assorted joint groove (403).

2. The foundation pit retaining structure of claim 1, wherein: the movable plate (103) and the fixed plate (102) form a clamping structure through the plug-in plate (2) and the plug-in groove (3), and the two plug-in plates (2) and the plug-in groove (3) are symmetrically arranged on the left and right sides of the central axes of the movable plate (103) and the fixed plate (102).

3. The foundation pit retaining structure of claim 1, wherein: the plug board (2) and the plug slot (3) form a clamping structure through the clamping board (401) and the clamping slot (403), and the two clamping boards (401) and the clamping slot (403) are symmetrically arranged on the left and right sides of the central axes of the movable board (103) and the fixed board (102).

4. The foundation pit retaining structure of claim 1, wherein: the clamping plate (401) and the plug plate (2) form an elastic structure through a telescopic spring (402), and one end of the clamping plate (401) close to the movable plate (103) is provided with an inclined surface.

5. The foundation pit retaining structure of claim 1, wherein: the novel positioning device is characterized in that a positioning mechanism (5) is arranged in the bottom plate (101) in a penetrating mode, first positioning pins (501) are arranged in the positioning mechanism (5), and three groups of the first positioning pins (501) are arranged at equal intervals.

6. The foundation pit retaining structure of claim 5, wherein: the inside of first locating pin (501) both sides all sliding connection has second locating pin (502), four second locating pin (502) equidistance sets up.

7. The foundation pit retaining structure of claim 6, wherein: the inside of first locating pin (501) is connected with back shaft (504) through the bearing rotation, the outside cover of back shaft (504) is equipped with gear (506), one side welded connection of second locating pin (502) has pinion rack (505) that are connected with gear (506) meshing, the one end welded connection of back shaft (504) has rotatory handle (503).