CN219060073U

CN219060073U - Foundation pit supporting structure

Info

Publication number: CN219060073U
Application number: CN202223422890.4U
Authority: CN
Inventors: 傅志忠; 傅志哲
Original assignee: Fujian Zhongwei Construction Development Co ltd
Current assignee: Fujian Zhongwei Construction Development Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-05-23
Anticipated expiration: 2032-12-20

Abstract

The utility model relates to a foundation ditch support technical field especially relates to a foundation ditch supporting construction, including a plurality of first backplate and a plurality of bracing piece, a plurality of first backplate distributes along the length direction of foundation ditch and distributes in the both sides of foundation ditch, first backplate laminating in the foundation ditch inner wall, the both sides of bracing piece all articulate and have the board that slides, two boards that slide of bracing piece slide respectively from top to bottom and connect in two first backplate of relative distribution, the board that slides is provided with the locating part that carries out spacing to the board position of sliding. This application has the effect that improves the suitability of bracing piece.

Description

Foundation pit supporting structure

Technical Field

The application relates to the technical field of foundation pit support, in particular to a foundation pit support structure.

Background

The foundation pit is a soil pit excavated at a foundation design position according to the elevation of the substrate and the plane size of the foundation. The foundation pit must arouse the deformation of surrounding soil body in the excavation process, in order to avoid the emergence of this kind of condition, can set up foundation pit supporting construction in foundation pit design and the construction of digging pit for ensure the safety of foundation pit, the foundation pit supporting is to the fender, reinforcement and the safeguard measure that foundation pit lateral wall and surrounding environment adopted.

The chinese patent with publication number 202220268493.7 discloses a foundation pit supporting structure and foundation pit supporting component, and it includes backplate, connecting seat, stand and bracing piece, the equal fixedly connected with cardboard in both ends of bracing piece, the connecting seat sets up in backplate, and connecting seat and stand are located to bracing piece both sides fixture block respectively slip card to support the backplate.

Because the side wall of the foundation pit has the inclined condition, at the moment, the supporting plate is attached to the side wall, the supporting plate is inclined, and the clamping plate is fixedly connected with the supporting rod, so that the clamping plate is easy to slide and clamp smoothly and is arranged on the connecting seat and the upright post during installation.

Disclosure of Invention

In order to improve the suitability of bracing piece, this application provides a foundation ditch supporting construction.

The application provides a foundation ditch supporting construction adopts following technical scheme:

the utility model provides a foundation ditch supporting construction, includes a plurality of first backplate and a plurality of bracing piece, a plurality of first backplate distributes along the length direction of foundation ditch and distributes in the both sides of foundation ditch, first backplate laminating is in the foundation ditch inner wall, the both sides of bracing piece all articulate there is the board that slides, two boards that slide of bracing piece slide respectively from top to bottom and connect in two first backplate of relative distribution, the board that slides is provided with the locating part that carries out spacing to the board that slides.

Through adopting above-mentioned technical scheme, set up the connection between slide board and the bracing piece into articulated, when first backplate is the slope, slide board and bracing piece adaptability rotate to make slide board can adapt the first backplate of slope and slide smoothly the card and locate two first backplate of relative distribution.

Optionally, the side that the foundation ditch lateral wall was kept away from to first backplate is provided with the installation department, form between installation department and the first backplate and supply the first groove of sliding that slides the board, the piece is established for first card to the locating part, first card is established the piece and is slided and connect in the board of sliding, the installation department has been seted up and has been established the first card that supplies first card to establish the piece and carry out the card and establish the groove.

Through adopting above-mentioned technical scheme, the board that slides and blocks and locate behind the first groove that slides, establishes the piece card through first card and locate first card and establish the groove to realize spacing bracing piece and the position of board that slides, thereby support the backplate.

Optionally, the sliding plate is provided with an elastic piece forcing the first clamping block to be clamped in the first clamping groove, and the sliding plate is provided with a control rod controlling the first clamping block to be separated from or clamped in the first clamping groove.

Through adopting above-mentioned technical scheme, be provided with the elastic component for first block is established the piece and first card establishes the groove and can reach fastening fit's effect, and when need dismantle the bracing piece, then establishes the piece through control lever control first card.

Optionally, two adjacent first support plates are fixedly connected through a connecting piece.

Through adopting above-mentioned technical scheme, connect two adjacent first backplate through the connecting piece, make two adjacent first backplate form a whole to improve the whole supporting effect of first backplate.

Optionally, first mounting groove has been seted up along one side that foundation ditch length direction distributes to first mounting groove, two notch of first mounting groove extend to the upper and lower both sides of first mounting plate respectively, first mounting groove is located the edge of first mounting plate, the second mounting groove has been seted up to the opposite side of first mounting plate, the second mounting groove is located the edge of first mounting plate, two notch of second mounting groove extend to the upper and lower both sides of first mounting plate respectively, after the second mounting groove of first mounting groove and adjacent first mounting plate butt each other, adjacent two the surface parallel and level of first mounting plate.

Through adopting above-mentioned technical scheme, set up first mounting groove and second mounting groove, adjacent two first backplate pass through the mutual butt of two mounting grooves, make the surface parallel and level of adjacent two first backplate, improve the effect of strut.

Optionally, the diapire of first mounting groove runs through and has seted up first hole of wearing, the diapire of second mounting groove runs through and has seted up the second hole of wearing, works as after the mutual butt of second mounting groove of first mounting groove and adjacent first backplate, first hole and the second hole of wearing are coaxial setting, the connecting piece is the stock, the stock wears to locate first hole, second and wears to establish the hole and be fixed in the lateral wall of foundation ditch respectively.

Through adopting above-mentioned technical scheme, after two adjacent first backplate mutually assemble, wear to locate first hole and the second hole of wearing to establish through the stock to fix two adjacent first backplate.

Optionally, the anchor rod is provided with an anchor member for inserting into foundation pit soil, the anchor member is connected to the anchor rod in a sliding manner along the radial direction of the anchor rod, and the anchor rod is provided with a driving piece for driving the anchor member to slide.

Through adopting above-mentioned technical scheme, be provided with the anchor assembly, insert the soil of foundation ditch lateral wall through driving piece drive anchor assembly, improved the area of contact of stock and foundation ditch lateral wall to carry the anchoring effect of stock.

Optionally, the cavity has been seted up in the stock, the stock is provided with the threaded rod that is located the cavity, driving piece threaded connection is in the threaded rod, the driving piece is provided with the connecting rod, the one end of connecting rod articulates in the driving piece, the other end of connecting rod articulates in the anchor assembly.

Through adopting above-mentioned technical scheme, through rotatory threaded rod, threaded rod drive piece removes, and the drive piece slides through connecting rod drive anchor assembly to make the anchor assembly insert in the slope body.

In summary, the utility model has the following beneficial effects:

1. the sliding plate and the support rods are connected in a hinged mode, and when the first support plates are inclined, the sliding plate and the support rods rotate in an adaptive mode, so that the sliding plate can be matched with the inclined first support plates and smoothly slide and clamp the two first support plates which are distributed oppositely;

2. after two adjacent first support plates are mutually assembled, the anchor rod penetrates through the first penetrating hole and the second penetrating hole, so that the two adjacent first support plates are fixed, and the overall support effect of the first support plates is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a schematic view of the structure of the first support plate in this embodiment;

FIG. 4 is a schematic view of the structure of the anchor in this embodiment;

fig. 5 is a schematic structural view of the sliding plate in the present embodiment.

In the figure, 1, a first support plate; 11. a first mounting groove; 111. a first through hole; 12. a second mounting groove; 121. a second through hole; 122. sinking grooves; 13. a mounting part; 131. a first slip groove; 132. a clamping groove is formed; 2. a support rod; 21. a telescopic tube; 22. a telescopic rod; 23. adjusting the nut sleeve; 24. a slip plate; 241. a third slip groove; 242. a block is clamped; 243. a fourth slip groove; 244. a joystick; 245. a spring; 3. a bolt; 31. a retainer ring; 32. a second slip groove; 33. an anchor; 34. a threaded rod; 35. a driving member; 36. and (5) connecting a rod.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses foundation ditch supporting construction, refer to fig. 1, including a plurality of first backplate 1 and a plurality of bracing piece 2, a plurality of first backplate 1 distributes and distributes in the both sides of foundation ditch along the length direction of foundation ditch, and first backplate 1 laminating is in the foundation ditch inner wall. A plurality of support rods 2 are arranged between two first support plates 1 which are distributed relatively, in this embodiment, two support rods 2 are arranged, and the two support rods 2 are distributed along the height direction of the first support plates 1. The support rod 2 is a telescopic adjusting rod and comprises a telescopic pipe 21 and a telescopic rod 22 axially sliding along the telescopic pipe 21 and inserted in the telescopic pipe 21, one end of the telescopic pipe 21 is hinged to a hinging seat, the other end of the telescopic pipe 21 is rotatably connected with an adjusting nut sleeve 23, and the telescopic rod 22 is a threaded rod 34 threaded through the adjusting nut sleeve 23.

Referring to fig. 1 and 2, one end of the telescopic pipe 21 and one end of the telescopic rod 22 are both hinged with sliding plates 24, a side surface of the first support plate 1, which is far away from the side wall of the foundation pit, is fixedly connected with an installation part 13, a first sliding groove 131 is formed in the upper surface of the installation part 13 along the vertical direction, the sliding plates 24 at two ends of the support rod 2 are respectively connected with the first sliding grooves 131 on the two first support plates 1 in a sliding manner, which are distributed relatively, and the installation part 13 is provided with a limiting piece for limiting the sliding position of the sliding plate 24.

Referring to fig. 1 and 3, a first mounting groove 11 is formed in a side surface, far away from a side wall of a foundation pit, of a first support plate 1, two notches of the first mounting groove 11 extend to upper and lower side surfaces of the first support plate 1 respectively, the first mounting groove 11 is located at an edge portion of the first support plate 1, two first penetrating holes 111 are formed in a bottom wall of the first mounting groove 11 in a penetrating manner, and the two first penetrating holes 111 are distributed in the height direction of the first support plate 1. The first mounting groove 11 is kept away from to first mounting groove 1 one side and keep away from the side of first mounting groove 11 and has been seted up second mounting groove 12, and two notch of second mounting groove 12 extend to the upper and lower both sides face of first mounting groove 1 respectively, and second mounting groove 12 is located the marginal portion of first mounting groove 1, and two second wears to establish hole 121 has been run through to the diapire of second mounting groove 12, and two second wear to establish hole 121 and distribute along the direction of height of first mounting groove 1. The first mounting grooves 11 are mutually abutted with the second mounting grooves 12 of the adjacent first support plates 1, the surfaces of the adjacent two first support plates 1 are flush, and the first penetrating holes 111 and the second penetrating holes 121 are in one-to-one correspondence and coaxially arranged.

Referring to fig. 1, 3 and 4, adjacent first support plates 1 are fixedly connected by connecting members, wherein the connecting members are anchor rods 3, and the anchor rods 3 are respectively arranged in the first penetrating holes 111 and the second penetrating holes 121 in a penetrating manner and are anchored in a foundation pit. The side of the second mounting hole far away from the second mounting groove 12 is coaxially provided with a sinking groove 122, and the peripheral wall of the anchor rod 3 is convexly provided with a retainer ring 31 which is clamped in the sinking groove 122.

Referring to fig. 4, the anchor rod 3 is provided with an anchor 33 for inserting into soil, a cavity is formed in the anchor rod 3, the peripheral wall of the anchor rod 3 is provided with second sliding grooves 32 communicated with the cavity in the radial direction, the second sliding grooves 32 are provided with a plurality of second sliding grooves 32, the plurality of second sliding grooves 32 are distributed on both sides of the anchor rod 3 and distributed along the axial direction of the anchor rod 3, and the anchor 33 is connected to the second sliding grooves 32 in a sliding manner. The stock 3 is provided with the driving piece 35 that drives anchor assembly 33 and slide, and stock 3 is provided with the threaded rod 34 that is located the cavity, and threaded rod 34 is coaxial setting with stock 3, and driving piece 35 is the ring form, and driving piece 35 sets up in a plurality of and distributes along the axis direction of stock 3, and driving piece 35 threaded connection is in threaded rod 34, and driving piece 35 is provided with connecting rod 36 near the both sides of anchor assembly 33, and connecting rod 36's one end articulates in driving piece 35, and connecting rod 36's the other end articulates in anchor assembly 33, and anchor assembly 33 is kept away from connecting rod 36's one end and is provided with the pointed end.

Referring to fig. 2 and 5, the sliding plate 24 is provided with third sliding grooves 241 along two sides of the foundation pit, the sliding plate 24 is provided with clamping blocks 242 connected to the third sliding grooves 241 in a sliding manner, two groove walls of the first sliding groove 131, which are close to the third sliding grooves 241, are provided with a plurality of clamping grooves 132, and the plurality of clamping grooves 132 are distributed along the vertical direction. Two fourth sliding grooves 243 are formed in the side face, close to the telescopic rod 22, of the sliding plate 24, the two fourth sliding grooves 243 are respectively communicated with the two third sliding grooves 241, the sliding plate 24 is provided with an operating rod 244 which is connected to the fourth sliding grooves 243 in a sliding mode, one end of the operating rod 244 is fixedly connected to the clamping block 242, and the other end of the operating rod 244 protrudes out of the side face, close to the telescopic rod 22, of the sliding plate 24.

Referring to fig. 2 and 5, the sliding plate 24 is provided with an elastic member forcing the clamping block 242 to be clamped in the clamping groove 132, the elastic member is a spring 245, the spring 245 is located in the third sliding groove 241, one end of the spring 245 is fixedly connected to the groove wall of the third sliding groove 241, and the other end of the spring 245 is fixedly connected to the clamping block 242. The clamping block 242 is provided with a first wedge surface near one end far away from the spring 245, the clamping groove 132 is provided with a second wedge surface matched with the first wedge surface, and when downward force is applied to the support rod 2, the first wedge surface and the second wedge surface force the clamping block 242 to slide and retract into the third sliding groove 241.

The implementation principle of the foundation pit supporting structure of the embodiment of the application is as follows: adjacent two first backplate 1 pass through the mutual butt of first mounting groove 11 and second mounting groove 12, make the surface parallel and level of adjacent two first backplate 1, improve the effect of strut, after adjacent two first backplate 1 assemble each other, wear to locate first perforation 111 and second perforation 121 through stock 3 to fix adjacent two first backplate 1, then the slip board 24 at bracing piece 2 both ends is installed in the slip inslot of installation department 13.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a foundation ditch supporting construction which characterized in that: including a plurality of first backplate (1) and a plurality of bracing piece (2), a plurality of first backplate (1) are along the length direction distribution of foundation ditch and are distributed in the both sides of foundation ditch, first backplate (1) laminating is in the foundation ditch inner wall, the both sides of bracing piece (2) all articulate and have sliding plate (24), two sliding plates (24) of bracing piece (2) slide respectively from top to bottom and connect in two first backplate (1) of relative distribution, sliding plate (24) are provided with the locating part that carries out spacing to sliding plate (24) sliding position.

2. The foundation pit supporting structure of claim 1, wherein: the side that foundation ditch lateral wall was kept away from to first backplate (1) is provided with installation department (13), form between installation department (13) and first backplate (1) and supply sliding plate (24) to slide first groove (131) that slides, the locating part is first card establishes piece (242), first card establishes piece (242) and slides and connect in sliding plate (24), first card of supplying first card to establish piece (242) and establish groove (132) are established in the first card of establishing.

3. A pit supporting structure according to claim 2, wherein: the sliding plate (24) is provided with an elastic piece which forces the first clamping block (242) to be clamped in the first clamping groove (132), and the sliding plate (24) is provided with a control rod (244) which controls the first clamping block (242) to be separated from or clamped in the first clamping groove (132).

4. The foundation pit supporting structure of claim 1, wherein: two adjacent first support guard plates (1) are fixedly connected through a connecting piece.

5. The foundation pit supporting structure of claim 4, wherein: first mounting groove (11) have been seted up along one side that foundation ditch length direction distributes in first backplate (1), two notch of first mounting groove (11) extend to the upper and lower both sides of first backplate (1) respectively, first mounting groove (11) are located the edge of first backplate (1), second mounting groove (12) have been seted up to the opposite side of first backplate (1), second mounting groove (12) are located the edge of first backplate (1), two notch of second mounting groove (12) extend to the upper and lower both sides of first backplate (1) respectively, after the second mounting groove (12) of first backplate (11) and adjacent first backplate (1) butt each other, adjacent two the surface parallel and level of first backplate (1).

6. The foundation pit supporting structure of claim 5, wherein: the diapire of first mounting groove (11) runs through and has seted up first hole (111) of wearing, the diapire of second mounting groove (12) runs through and has seted up second hole (121) of wearing, works as behind the mutual butt of second mounting groove (12) of first mounting groove (11) and adjacent first backplate (1), first hole (111) and second hole (121) of wearing are coaxial setting, the connecting piece is stock (3), stock (3) are worn to locate first hole (111) of wearing, second hole (121) of wearing respectively and are fixed in the lateral wall of foundation ditch.

7. The foundation pit supporting structure of claim 6, wherein: the anchor rod (3) is provided with an anchor piece (33) used for being inserted into foundation pit soil, the anchor piece (33) is connected to the anchor rod (3) in a sliding mode along the radial direction of the anchor rod (3), and the anchor rod (3) is provided with a driving piece (35) used for driving the anchor piece (33) to slide.

8. The foundation pit supporting structure of claim 7, wherein: the novel anchor rod is characterized in that a cavity is formed in the anchor rod (3), a threaded rod (34) located in the cavity is arranged on the anchor rod (3), a driving piece (35) is connected with the threaded rod (34) in a threaded mode, a connecting rod (36) is arranged on the driving piece (35), one end of the connecting rod (36) is hinged to the driving piece (35), and the other end of the connecting rod (36) is hinged to the anchoring piece (33).