CN218713093U

CN218713093U - Supporting construction for foundation ditch

Info

Publication number: CN218713093U
Application number: CN202223008414.8U
Authority: CN
Inventors: 赵烨童
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-24
Anticipated expiration: 2032-11-11

Abstract

The utility model relates to a supporting construction for foundation ditch, including strutting the main part, it includes a backplate to strut the main part, the supporting plate is provided with the polylith, be equipped with the inserted bar on the supporting plate, the inserted bar is provided with a plurality ofly, the supporting plate bottom is equipped with the bottom plate, be equipped with the fixed block on the bottom plate, fixed block one end is equipped with drives actuating cylinder, the output that drives actuating cylinder is equipped with the movable block, the articulated bracing piece that is equipped with on the movable block, it inserts the piece to be provided with on the supporting plate and insert a complex insertion groove, the movable block both sides are equipped with block device, through setting up a polylith backplate, be convenient for make up and install the supporting plate, through setting up a plurality of inserted bars, improve the degree of connection of a backplate and the soil body, it removes to drive actuating cylinder drive the movable block through setting up, and then drive the bracing piece and support the backplate, and then strut the supporting plate through inserting the piece, through setting up the position that block device restricted the movable block, stability is improved.

Description

Supporting construction for foundation ditch

Technical Field

The utility model relates to a excavation supporting technology field specifically is a supporting construction for foundation ditch.

Background

The foundation pit is a space below the ground excavated for constructing a building foundation and a basement, the foundation pit inevitably causes collapse of surrounding soil bodies in the excavation process, the foundation pit is supported, the foundation pit is used for ensuring the safety of underground structure construction and the surrounding environment of the foundation pit, the foundation pit side wall is supported and reinforced in a retaining and reinforcing mode to avoid collapse of the soil bodies and ensure the construction safety, along with the promotion of old city transformation, main high-rise buildings and super high-rise buildings of each city are mostly concentrated in narrow and small sites with high building density, dense population and crowded traffic, the construction conditions of the foundation pit supporting engineering are poor, the adjacent permanent buildings and municipal public facilities which need to be protected often cannot be excavated in a slope, the requirements on the stability and displacement control of the foundation pit are strict, in the supporting process, the soil layer combination degree of the side wall of the foundation pit side wall is not firm enough, the loose condition is easy to occur, the contact between the supporting plate and the side wall is not firm enough, the quality is reduced, the splicing of the supporting plate is inconvenient, meanwhile, the existing supporting structure is difficult to loosen after the displacement distance of the supporting plate is very small, and the foundation pit supporting plate is very difficult to cause huge potential risk of construction.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the problem that exists among the prior art, the utility model provides a supporting construction for foundation ditch to solve the technical problem who mentions in the background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the supporting structure for the foundation pit comprises a supporting main body, wherein the supporting main body comprises supporting plates, the supporting plates are provided with a plurality of blocks, insertion rods are arranged on the supporting plates, the insertion rods are provided with a plurality of blocks, a bottom plate is arranged at the bottom of each supporting plate, a fixing block is arranged on the bottom plate, one end of each fixing block is provided with a driving cylinder, a moving block is arranged at the output end of each driving cylinder, a supporting rod is hinged to the moving block, an insertion block is hinged to the supporting rod, an insertion groove matched with the insertion block is formed in each supporting plate, clamping devices are arranged on two sides of each moving block, the supporting plates are convenient to combine and install through the plurality of supporting plates, the connecting degree of the supporting plates and a soil body is improved through the arrangement of the plurality of insertion rods, the moving blocks are driven to move through the driving cylinders, the supporting rods are driven to support the supporting plates, the supporting plates are supported through the supporting plates and the insertion blocks, and the positions of the moving blocks are limited through the clamping devices, so that the supporting stability is improved.

Preferably, splice plates are fixedly arranged on two sides of the supporting plate, a splice rod is arranged on one splice plate, a splice groove matched with the splice rod is arranged on the other splice plate, and the supporting plate can be conveniently installed and spliced through the matching of the splice rod and the splice groove.

Preferably, a supporting screw is arranged between every two supporting plates, threads with opposite symmetry are arranged on the supporting screw, a supporting sleeve is arranged on the supporting screw, a supporting block is arranged on the supporting sleeve, a supporting groove matched with the supporting block is arranged on each supporting plate, the distance between the supporting blocks is adjusted through the supporting screw and the supporting sleeve by arranging the supporting screw, the supporting sleeve, the supporting block and the supporting groove, and the supporting plates at two ends are supported by inserting the supporting block into the supporting groove, so that the supporting stability is improved.

In a further preferred mode, the supporting plate is internally provided with a limiting plate in a sliding manner, the supporting block is provided with a limiting groove, and the position of the supporting block is fixed through the matching of the limiting plate and the limiting groove.

Preferably in further, be equipped with the worm on the supporting plate, worm one side is equipped with the handle, and the opposite side rotates and is equipped with the worm wheel, be provided with on the limiting plate with worm wheel complex rack, drive the worm through setting up the handle and rotate, and then drive the worm wheel and rotate, drive the rack through the worm wheel and remove, and then drive the limiting plate and insert the spacing inslot, the position of fixed bolster piece.

In a further preferred embodiment, the engaging device includes an engaging block, an engaging groove is formed in the engaging block, an engaging rod is slidably disposed in the engaging groove, an engaging spring is fixedly disposed between the engaging rod and the engaging groove, and the engaging rod, the engaging groove and the engaging spring are disposed to facilitate engagement of the moving block according to a position of the moving block, so as to fix a supporting angle of the supporting rod.

In a further preferred aspect, the engaging rod and the moving block are provided with oblique contact surfaces, and the moving block is provided with oblique contact surfaces, so that the engaging rod is pressed into the engaging groove by the moving block.

(III) advantageous effects

Compared with the prior art, the utility model provides a supporting construction for foundation ditch possesses following beneficial effect:

1. the utility model discloses in, through the cooperation of concatenation pole and splice groove, be convenient for install the concatenation to the supporting plate, through setting up a polylith backplate, be convenient for make up and install the supporting plate, through setting up a plurality of peg graft poles, improve the degree of connection of a backplate and the soil body, be convenient for support the foundation ditch.

2. The utility model discloses in, drive actuating cylinder drive movable block through the setting and remove, and then drive the bracing piece and support a backplate, and then strut the supporting plate through a backplate and insert the piece, through setting up block pole, block groove and block spring, be convenient for carry out the block to the movable block according to the position of movable block, and then the support angle of fixed support pole, improve and strut stability.

3. The utility model discloses in, through setting up supporting screw, supporting sleeve, supporting shoe and supporting groove, through the distance of supporting screw and supporting sleeve adjustment supporting shoe, through inserting the supporting shoe and supporting the inslot, drive the worm through setting up the handle and rotate, and then drive the worm wheel and rotate, drive the rack through the worm wheel and remove, and then drive the limiting plate and insert the spacing inslot, the position of fixed support piece improves support stability.

Drawings

Fig. 1 is a schematic view of an overall structure of a supporting structure for a foundation pit of the present invention;

FIG. 2 is a schematic diagram of the back structure of the middle supporting plate of the present invention;

FIG. 3 is a front view of the middle support plate of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the middle supporting plate of the present invention;

fig. 5 is a schematic view of the overall structure of the middle engaging device of the present invention.

In the figure: 1. a support main body; 2. supporting the guard plate; 3. a plug rod; 4. a base plate; 5. a fixed block; 6. a driving cylinder; 7. a moving block; 8. a support bar; 9. inserting a block; 10. inserting the groove; 11. splicing plates; 12. splicing rods; 13. splicing grooves; 14. a support screw; 15. an oblique contact surface; 16. a support sleeve; 17. a support block; 18. a support groove; 19. a limiting plate; 20. a limiting groove; 21. a worm; 22. a handle; 23. a worm gear; 24. a rack; 25. a clamping block; 26. a clamping groove; 27. a clamping rod; 28. a spring is clamped.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-5, a supporting structure for foundation pit, including supporting main body 1, supporting main body 1 includes a supporting plate 2, supporting plate 2 is provided with the polylith, be equipped with peg graft 3 on supporting plate 2, peg graft 3 is provided with a plurality ofly, supporting plate 2 bottom is equipped with bottom plate 4, be equipped with fixed block 5 on the bottom plate 4, fixed block 5 one end is equipped with drives actuating cylinder 6, the output that drives actuating cylinder 6 is equipped with movable block 7, it is equipped with bracing piece 8 to articulate on movable block 7, it is equipped with to insert piece 9 to articulate on bracing piece 8, be provided with on supporting plate 2 and insert piece 10 with inserting piece 9 complex, movable block 7 both sides are equipped with the clamping device, supporting plate 2 both sides are fixed and are equipped with splice plate 11, one of them splice plate 11 is equipped with splice bar 12, be provided with splice groove 13 with splice bar 12 complex on another splice plate 11, when using, insert supporting plate 2 into the foundation pit bottom, peg graft piece 3 on supporting plate 2 inserts the peg graft piece into the body in the foundation pit, insert the splice bar 12 in another supporting plate 2, drive actuating cylinder and move splice plate 8 and carry out the rotation to splice plate 8 and drive the splice bar 9.

Referring to fig. 1-5, in this embodiment, a supporting screw 14 is disposed between every two supporting plates 2, the supporting screw 14 is provided with opposite threads, the supporting screw 14 is provided with a supporting sleeve 16, the supporting sleeve 16 is provided with a supporting block 17, the supporting plates 2 are provided with supporting grooves 18 matched with the supporting block 17, a limiting plate 19 is slidably disposed in the supporting plates 2, the supporting block 17 is provided with a limiting groove 20, the supporting plates 2 are provided with worms 21, one side of each worm 21 is provided with a handle 22, the other side of each worm 21 is rotatably provided with a worm wheel 23, and the limiting plate 19 is provided with a rack 24 matched with the worm wheel 23.

Referring to fig. 1 and 5, in the present embodiment, the engaging device includes an engaging block 25, an engaging groove 26 is formed in the engaging block 25, an engaging rod 27 is slidably disposed in the engaging groove 26, an engaging spring 28 is fixedly disposed between the engaging rod 27 and the engaging groove 26, oblique contact surfaces 15 are disposed on the engaging rod 27 and the moving block 7, when the driving cylinder 6 drives the moving block 7 to move, the oblique contact surface 15 of the moving block 7 abuts against the oblique contact surface 15 of the engaging rod 27, the engaging rod 27 is pushed into the engaging groove 26, the engaging rod 27 pushes the engaging spring 28, after the moving block 7 passes through the engaging rod 27, the engaging rod 27 is pushed outward by an elastic force of the engaging spring 28, the pushed-out engaging rod 27 supports the moving block 7, thereby fixing a position of the moving block 7, and improving support stability of the supporting rod 8 and the inserting block 9.

Example 2:

on the basis of embodiment 1, when in use, the supporting plates 2 are inserted into the bottom of a foundation pit, the splicing rods 3 on the supporting plates 2 are inserted into the foundation pit soil, the splicing rods 12 of the splicing plates 11 of one supporting plate 2 are inserted into the splicing grooves 13 of the splicing plates 11 of the other supporting plate 2, and then a plurality of supporting plates 2 are spliced, the driving cylinder 6 is driven, the driving cylinder 6 drives the moving block 7 to move, the moving block 7 drives the supporting rod 8 to rotate, the supporting rod 8 drives the insertion block 9 to be inserted into the insertion groove 10, the supporting plate 2 is supported by the insertion block 9, when the driving cylinder 6 drives the moving block 7 to move, the oblique contact surface 15 of the moving block 7 abuts against the oblique contact surface 15 of the clamping rod 27, the clamping rod 27 is extruded into the clamping groove 26, the clamping rod 27 extrudes the clamping spring 28, after the moving block 7 passes through the clamping rod 27, the clamping rod 27 outwards ejects the clamping rod 27 due to the elastic force of the clamping spring 28, the ejected clamping rod 27 supports the moving block 7, and further fixes the position of the moving block 7, and improves the supporting stability of the supporting rods 8 and the insertion block 9.

Example 3:

on the basis of embodiment 2, when in use, the supporting screw 14 is rotated, the supporting screw 14 rotates to drive the supporting sleeve 16 to move towards two sides, the supporting sleeve 16 extends the supporting block 17 into the supporting groove 18 to be fixed, the handle 22 is rotated, the handle 22 rotates to drive the worm 21 to rotate, the worm 21 rotates to drive the worm wheel 23 to rotate, the worm wheel 23 rotates to drive the rack 24 to move transversely, the limiting plate 19 is further driven to be inserted into the limiting groove 20, the position of the supporting block 17 is fixed, and further the supporting function of the supporting block 17 and the supporting plate 2 is realized.

In all the above-mentioned embodiments, the connection between two components may be selected from welding, bolt and nut fit connection, bolt or screw connection or other known connection methods according to actual situations, which are not repeated herein, and it is preferable to consider welding in the above description, although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a supporting construction for foundation ditch, is including strutting main part (1), its characterized in that: the supporting main body (1) comprises supporting plates (2), the supporting plates (2) are provided with a plurality of blocks, inserting rods (3) are arranged on the supporting plates (2), the inserting rods (3) are provided with a plurality of blocks, a bottom plate (4) is arranged at the bottom of each supporting plate (2), a fixing block (5) is arranged on the bottom plate (4), a driving cylinder (6) is arranged at one end of each fixing block (5), a moving block (7) is arranged at the output end of the driving cylinder (6), a supporting rod (8) is hinged to each moving block (7), an inserting block (9) is hinged to each supporting rod (8), an inserting groove (10) matched with the inserting block (9) is formed in each supporting plate (2), and clamping devices are arranged on two sides of each moving block (7).

2. The supporting structure for a foundation pit according to claim 1, wherein: splice plates (11) are fixedly arranged on two sides of the supporting and protecting plate (2), a splice rod (12) is arranged on one splice plate (11), and a splice groove (13) matched with the splice rod (12) is arranged on the other splice plate (11).

3. The supporting structure for a foundation pit according to claim 1, wherein: supporting screws (14) are arranged between every two supporting and protecting plates (2), threads with opposite symmetry are arranged on the supporting screws (14), supporting sleeves (16) are arranged on the supporting screws (14), supporting blocks (17) are arranged on the supporting sleeves (16), and supporting grooves (18) matched with the supporting blocks (17) are formed in the supporting and protecting plates (2).

4. The supporting structure for a foundation pit according to claim 3, wherein: a limiting plate (19) is arranged in the supporting plate (2) in a sliding mode, and a limiting groove (20) is formed in the supporting block (17).

5. The supporting structure for a foundation pit according to claim 4, wherein: be equipped with worm (21) on a backplate (2), worm (21) one side is equipped with handle (22), and the opposite side rotates and is equipped with worm wheel (23), be provided with on limiting plate (19) with worm wheel (23) complex rack (24).

6. The supporting structure for a foundation pit according to claim 1, wherein: the clamping device comprises a clamping block (25), a clamping groove (26) is formed in the clamping block (25), a clamping rod (27) is arranged in the clamping groove (26) in a sliding mode, and a clamping spring (28) is fixedly arranged between the clamping rod (27) and the clamping groove (26).

7. The supporting structure for a foundation pit according to claim 6, wherein: the clamping rod (27) and the moving block (7) are provided with inclined contact surfaces (15).