CN214194567U

CN214194567U - Retaining structure for foundation pit

Info

Publication number: CN214194567U
Application number: CN202023055252.4U
Authority: CN
Inventors: 高旺
Original assignee: Beijing Jingdian Fengsheng Construction Co ltd
Current assignee: Beijing Jingdian Fengsheng Construction Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-09-14
Anticipated expiration: 2030-12-16

Abstract

The utility model relates to a retaining structure for foundation ditch, it is including retaining the native board, installing the polylith extension plate on retaining the native board and being used for connecting the coupling assembling that retains native board and extension plate, and retaining native board fixed mounting sets up along the foundation ditch perisporium in the foundation ditch, extension plate and retaining native board adaptation, and the extension plate can be followed retaining the native board and removed and can dismantle through coupling assembling and retaining the native board and be connected. This application has and reduces to pile up the earth heap outside the steel sheet pile and not get ready to handle when the construction, and because of rainy, the too high effect that easily causes the collapse of earth heap height.

Description

Retaining structure for foundation pit

Technical Field

The application relates to the field of building construction supporting structure, especially relate to a retaining structure for foundation ditch.

Background

At present, urban buildings usually relate to a large number of foundation pit projects, and the accident of foundation pit collapse happens occasionally, so that certain economic loss and casualties are caused, and therefore, it is very important to make good the safety precaution of basic construction.

The related art discloses a retaining structure for foundation ditch, refer to fig. 1, it includes the fender apron that sets up around the deep foundation ditch, and the fender apron includes that the polylith links to each other in order keeps off native unit 1 for block during debris gets into the foundation ditch.

In view of the above-described related art, the inventors have considered that a soil pile accumulated outside a soil guard plate during construction is not treated and is likely to collapse due to rain, excessive soil pile, and the like.

SUMMERY OF THE UTILITY MODEL

In order to solve because of the problem that easily causes the collapse of rainy, earth heap height, this application provides a soil retaining structure for foundation ditch.

The application provides a pair of retaining structure for foundation ditch adopts following technical scheme:

the utility model provides a retaining structure for foundation ditch, includes the fender apron, installs the polylith extension plate on the fender apron and is used for connecting the coupling assembling that keeps off apron and extension plate, keep off apron fixed mounting and set up along the foundation ditch perisporium in the foundation ditch, extension plate and fender apron looks adaptation, the extension plate can be followed the fender apron and removed and can be dismantled with the fender apron through coupling assembling and be connected.

By adopting the technical scheme, the extension plate is arranged on one side, close to the foundation pit, of the soil retaining plate, when the height of the extension plate is level with that of the soil retaining plate, double fixation is realized, and the deformation possibility of the soil retaining plate is reduced; pile up when the construction and pile up the earth outside retaining plate and pile up too high when not having time to handle, the height of adjustable extension plate makes the extension plate be higher than retaining plate, separates the fender to the earth that exceeds retaining plate to reduce pile up when the construction and pile up the earth outside retaining plate and have not come time to handle, and because of rainy, the too high possibility that easily causes the collapse of earth heap height.

Optionally, coupling assembling includes the set anchor, the set anchor is worn to establish in retaining the native board, the set anchor is located retaining native board along axial one end and is close to foundation ditch one side, the set anchor is located retaining native board along the axial other end and keeps away from foundation ditch one side, two at least spacing holes have been seted up on the extension plate, the set anchor is worn to establish in spacing hole.

Through adopting above-mentioned technical scheme, use the set anchor can be continuous with the earth that keeps off native board and keep away from foundation ditch one side, further reduce the possibility that keeps off native board and collapse.

Optionally, the retaining plate includes a plurality of retaining units, every retaining unit deviates from the sunken vertical muscle that rises of formation in foundation ditch one side.

Through adopting above-mentioned technical scheme, increased and kept off native board rigidity, reduced and kept off native board because of earth extrusion deformation's possibility to further reduce the possibility that earth collapses.

Optionally, the soil retaining units are detachably connected.

Through adopting above-mentioned technical scheme, the user of being convenient for installs and keeps off native unit, is convenient for demolish simultaneously.

Optionally, the extension plate is kept away from fender soil board one side and is installed supporting component, supporting component includes the support frame, support frame one end links to each other with the extension plate, the support frame is kept away from extension plate one end and is inserted in the foundation ditch.

Through adopting above-mentioned technical scheme, when the high fender native board of extension plate, the accessible support frame supports the extension plate, reduces the extension plate because of the outer earth extrusion of foundation ditch and the possibility that collapses.

Optionally, the support frame is connected with the extension plate through a hinge.

Through adopting above-mentioned technical scheme, the user of being convenient for rotates dead lever to dead lever and keeps off the laminating of native board, reduces the space that occupies to be convenient for accomodate supporting component.

Optionally, the support frame includes a fixed rod and a telescopic tube, the fixed tube is connected with the extension plate, and the telescopic tube is connected with the fixed rod through threads.

Through adopting above-mentioned technical scheme, when needs remove and keep off the native board, rotate flexible pipe, according to the length that keeps off native board height adjustment is flexible, make flexible pipe insert earth in, further reduce the extension plate because of the outer earth extrusion of foundation ditch and the possibility that collapses.

Optionally, one end of the extension tube, which is far away from the soil retaining plate, is tapered.

Through adopting above-mentioned technical scheme, the user of being convenient for inserts the flexible pipe in the earth.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by installing the extension plate in the soil retaining plate, when the soil accumulated outside the soil retaining plate is too high and cannot be treated in time during construction, the extension plate can be higher than the soil retaining plate by adjusting the height of the extension plate, so that the possibility of collapse caused by rain, too high soil accumulation and the like is reduced;

2. the fixing anchor is inserted into the soil, so that the soil retaining plate is connected with the soil more tightly, and the possibility of collapse of the soil retaining plate is further reduced;

3. set up the support frame on retaining the native board to set up the support frame into scalable regulation, can make the support frame insert earth according to the height of the altitude mixture control support frame of extension plate, further reduce the extension plate because of the outer earth extrusion of foundation ditch and the possibility that collapses.

Drawings

Fig. 1 is a schematic view showing an overall structure of a soil guard structure for a foundation pit according to the related art;

fig. 2 is a schematic structural view illustrating a retaining structure for a foundation pit installed in the foundation pit according to an embodiment of the present disclosure;

fig. 3 is a schematic view of the overall structure of a retaining structure for a foundation pit according to an embodiment of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3.

Description of reference numerals: 1. a soil retaining unit; 11. a substrate; 12. a first buckle plate; 121. a fixing plate; 122. a first hook plate; 13. a second buckle plate; 131. a first connecting plate; 132. a second connecting plate; 133. a second hook plate; 2. an extension plate; 21. a limiting hole; 3. a connecting assembly; 31. fixing an anchor; 32. a nut; 4. a support frame; 41. fixing the rod; 42. a telescopic tube.

Detailed Description

The present application is described in further detail below with reference to figures 2-4.

The embodiment of the application discloses retaining structure for foundation ditch. Referring to fig. 2 and 3, a soil retaining structure for a foundation pit includes a soil retaining plate, an extension plate 2 and a coupling assembly 3, the coupling assembly 3 is used to couple the soil retaining plate and the extension plate 2, the extension plate 2 is installed on the soil retaining plate, and can be adjusted to a height higher than the soil retaining plate, thereby reducing the possibility of collapse due to rain, excessive soil piling and the like, which are not handled in time of construction, of soil piles accumulated outside the soil retaining plate.

Referring to fig. 3 and 4, the soil blocking plate includes a plurality of soil blocking units 1 detachably connected, and when installed, the plurality of soil blocking units 1 are sequentially connected to form a rectangular frame and are disposed to be closely attached to the inner wall of the foundation pit, so that soil outside the foundation pit is blocked outside the foundation pit. Every keeps off soil unit 1 includes base plate 11, first buckle 12 and second buckle 13, and base plate 11 is corrosion resistant plate, and base plate 11 cross-section is the open rectangular frame form of one end, and during the installation, the uncovered orientation of base plate 11 of every fender soil unit 1 is with same one side to form a plurality of vertical heavy muscle on keeping off the soil board, improve and keep off soil board intensity.

First buckle 12 and base plate 11 are along width direction's one end integrated into one piece wherein, first buckle 12 includes fixed plate 121 and first board 122 that colludes, and fixed plate 121 is the rectangular plate, and fixed plate 121 connects perpendicularly and is close to open tip at base plate 11, and first board 122 that colludes is 180 arcwall for the central angle, and first board 122 that colludes keeps away from base plate 11 one end with fixed plate 121, just keeps away from foundation ditch one side integrated into one piece. The second buckle plate 13 is integrally formed at one end, far away from the first buckle plate 12, of the base plate 11, the second buckle plate 13 comprises a first connecting plate 131, a second connecting plate 132 and a second hook plate 133, the first connecting plate 131 is perpendicularly connected to one end, far away from the first buckle plate 12, of the base plate 11, the first connecting plate 131 and the base plate 11 are integrally formed near an open end, the second connecting plate 132 is integrally formed at one end, far away from the base plate 11, of the first connecting plate 131, the second connecting plate 132 extends towards one end, far away from the open end of the base plate 11, the second connecting plate 132 is perpendicular to the first connecting plate 131, one end, far away from the first connecting plate 131, of the second connecting plate 132 and the second hook plate 133 are integrally formed, the second hook plate 133 is an arc plate with a central angle of 180 degrees, and the second hook plate 133 is fixed on one side, near the open end of the base plate 11, of the second connecting plate 132. During the installation, the user's accessible is with the first board 122 hook of colluding of one of them fender soil unit 1 to adjacent fender soil unit 1 on the second board 133 that colludes to realize the adjacent fender soil unit 1 of high-speed joint, the installation with dismantle the convenience.

Referring to fig. 3, coupling assembling 3 includes tie-down anchor 31, and tie-down anchor 31 can be the inside hollow slip casting stock, keeps off soil and sets up the through-hole that supplies tie-down anchor 31 to pass on the unit 1, and during the soil that the unit 1 deviates from foundation ditch one side is kept off in the embedding behind the through-hole was passed to tie-down anchor 31 one end, reduces the possibility that the fender board collapsed. The other end of the anchor 31 protrudes out of the soil retaining unit 1 and is threadedly connected with the nut 32, reducing the possibility that the anchor 31 will fall off the soil retaining plate.

Referring to fig. 2 and 3, the extension board 2 is provided with 4 and each extension board 2 is installed at a side of the soil blocking board facing the foundation pit, and the extension board 2 is fitted with the soil blocking board so that the extension board 2 can be slidably coupled to the soil blocking board. The extension plate 2 is provided with a plurality of columns of limiting holes 21, every three limiting holes 21 are formed in a row at intervals along the height direction of the extension plate 2, the limiting holes 21 can be four, five or the like, and the fixing anchors 31 penetrate through the limiting holes 21, so that the earth retaining plate is connected with the extension plate 2. When the earth that keeps off native board and deviates from foundation ditch one side piles up highly exceeds the fender native board, the user can twist nut 32, takes off the anchor 31, then slides extension plate 2 along the fender native board direction, and then adjusts the height of extension plate 2, when extension plate 2 remove to reach next spacing hole 21 and keep off the through-hole of native board relative to each other, insert spacing hole 21 and through-hole with anchor 31 again, link to each other extension plate 2 and fender native board once more.

Referring to fig. 3, four supporting components are rotatably installed on one side, close to the foundation pit, of the extension plate 2 through a pin shaft, each supporting component comprises a supporting frame 4, and the supporting frames 4 are used for supporting and fixing the extension plate 2. The support frame 4 comprises a fixed rod 41 and an extension pipe 42, the fixed rod 41 is in a circular pipe shape, and one end of the fixed rod 41 is hinged to the extension plate 2 so as to rotate to be convenient to store after being attached to the soil retaining plate. The fixing rod 41 is provided with a threaded ring along the axial direction, the telescopic pipe 42 is in a round pipe shape, the inner wall of the telescopic pipe 42 is provided with a threaded ring along the axial direction, and the telescopic pipe 42 is in threaded connection with one end of the fixing rod 41, which is far away from the extension plate 2, so that a user can adjust the length of the telescopic pipe 42 according to the height of the extension plate 2. The end of the extension tube 42 away from the extension plate 2 is conical, so that the extension tube 42 can be conveniently inserted into the soil.

The implementation principle of the retaining structure for the foundation pit in the embodiment of the application is as follows; when needs further excavate the foundation ditch, earth can pile up in the outside of retaining the native board, and the user of service can twist nut 32 according to the foundation ditch degree of depth of excavation, then rebound extension plate 2, and the anchor 31 slides near retaining the native board one side at extension plate 2, and when spacing hole 21 aligns with the through-hole of retaining the native board next, promote anchor 31 and pass spacing hole 21 and through-hole next, twist nut 32 again and fix anchor 31. The user will rotate the dead lever 41 to twist flexible pipe 42 and adjust the length of support frame 4, keep away from extension plate 2 one end with support frame 4 and insert the foundation ditch bottom again, realize the supporting role to extension plate 2, further reduce the possibility that extension plate 2 collapsed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a soil retaining structure for foundation ditch which characterized in that: including retaining soil board, installing polylith extension plate (2) on retaining soil board and coupling assembling (3) that are used for connecting retaining soil board and extension plate (2), retaining soil board fixed mounting sets up in the foundation ditch and along the foundation ditch perisporium, extension plate (2) and retaining soil board adaptation, extension plate (2) can be followed retaining soil board and removed and can be dismantled with retaining soil board through coupling assembling (3) and be connected.

2. A soil retaining structure for foundation pit according to claim 1, wherein: coupling assembling (3) are including anchor (31), anchor (31) are worn to establish in retaining the native board, anchor (31) are located to keep off native board and are close to foundation ditch one side along axial one end, anchor (31) are located to keep off native board and keep away from foundation ditch one side along the axial other end, two at least spacing holes (21) have been seted up on extension plate (2), anchor (31) are worn to establish in spacing hole (21).

3. A soil retaining structure for foundation pit according to claim 1, wherein: the soil guard plate includes a plurality of soil guard units (1), every soil guard unit (1) deviates from the sunken vertical muscle that rises of foundation ditch one side.

4. A soil retaining structure for foundation pit according to claim 3, wherein: the soil blocking units (1) are detachably connected.

5. A soil retaining structure for foundation pit according to claim 1, wherein: extension plate (2) are kept away from fender soil plate one side and are installed supporting component, supporting component includes support frame (4), support frame (4) one end links to each other with extension plate (2), extension plate (2) one end is kept away from in support frame (4) inserts the foundation ditch.

6. A soil retaining structure for foundation pit according to claim 5, wherein: the support frame (4) is connected with the extension plate (2) through a hinge.

7. A soil retaining structure for foundation pit according to claim 6, wherein: the support frame (4) comprises a fixed rod (41) and an extension tube (42), the fixed rod (41) is connected with the extension plate (2), and the extension tube (42) is in threaded connection with the fixed rod (41).

8. A soil retaining structure for foundation pit according to claim 7, wherein: one end of the extension pipe (42) far away from the extension plate (2) is conical.