CN211849488U

CN211849488U - A supporting construction for weak soil foundation ditch

Info

Publication number: CN211849488U
Application number: CN202020332765.6U
Authority: CN
Inventors: 刘军; 李廖兵; 冯春雷
Original assignee: Yunnan Bochao Architectural Design Co ltd
Current assignee: Yunnan Bochao Architectural Design Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-11-03
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses a supporting structure for soft soil foundation pit, which comprises a threaded rod, a foundation pit body, a bottom plate and a side guard plate, wherein the bottom plate is arranged at the lower end of the inner side of the foundation pit body, the clamping plate is fixedly arranged on the surface of the edge of the bottom plate, the side guard plate is arranged on the side surface of the foundation pit body, a plurality of embedding grooves are arranged on the surface of the lower end of the side guard plate, a clamping groove is arranged on the surface of the bottom plate, a plurality of diversion grooves are arranged on the surface of the top plate, a threaded rod is arranged on one side of the diversion grooves, a plurality of limit baffles are fixedly arranged on the surface of the threaded rod, the upper end of the threaded rod is connected with a connecting shaft at the upper end through a fixing bolt, a rotating wheel is rotated to enable a nut to move on the surface of the threaded rod, the supporting, the installation and disassembly are more convenient, the structure is scientific and reasonable, the use is safe and convenient, and great help is provided for people.

Description

A supporting construction for weak soil foundation ditch

Technical Field

The utility model belongs to the technical field of the excavation supporting technology and specifically relates to a supporting construction for weak soil foundation ditch is related to.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. Before excavation, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site, and waterproof drainage work is performed. The person who is not excavated can use the method of putting the side slope to stabilize the earth slope, and the size of the slope is determined according to the relevant construction regulations. When a deeper foundation pit and a building adjacent to the deeper foundation pit are excavated, a foundation pit wall supporting method, a concrete-sprayed wall protecting method and a large foundation pit are used, and even an underground continuous wall and a columnar column type bored pile are used for interlocking, so that an outer soil layer is prevented from collapsing; for those who have no influence on nearby buildings, the underground water level can be reduced by a well point method, and slope releasing open cut is adopted; in cold regions, natural cold freezing method can be adopted for excavation and the like.

Need strut the ground under the soft soil environment, prevent to cause the harm because of rainwater and address reason to the ground, the ground hole is general great, needs carry out the fixed stay through protection network and a large amount of baffles plus staple, prevents that the foundation ditch from collapsing, but the installation and the dismantlement are comparatively inconvenient if this kind of method of adoption also can reach the supporting effect in less stake foundation ditch.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a supporting construction for weak soil foundation ditch to solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme: a supporting structure for a soft soil foundation pit comprises a threaded rod, a foundation pit body, a bottom plate and a side guard plate, the lower end of the inner side of the foundation pit body is provided with a bottom plate, the edge surface of the bottom plate is fixedly provided with a clamping plate, the side surface of the foundation pit body is provided with a side protection plate, the surface of the side guard plate is provided with a plurality of embedded grooves, the surface of the lower end of the side guard plate is provided with a clamping groove, the upper end of the foundation pit body is provided with a top plate, the surface of the top plate is provided with a plurality of diversion channels, one side of each diversion channel is provided with a threaded rod, a plurality of limit baffles are fixedly arranged on the surface of the threaded rod, a plurality of nuts are arranged on one side of each limit baffle, the surface of the nut is hinged with a plurality of shaft-driven supporting rods, one end of each shaft-driven supporting rod is hinged with an embedded plate, the threaded rod both ends all are fixed and are equipped with the connecting axle, connecting axle one side is equipped with the runner, bottom plate upper end central surface is fixed and is equipped with the bearing.

As an optimal technical scheme of the utility model, inlay the groove and inlay the board and inlay the connection, cardboard and joint groove block are connected.

As an optimal technical scheme of the utility model, the threaded rod surface is equipped with twice opposite direction's screw thread, and two upper and lower nuts respectively with one of them threaded connection.

As a preferred technical scheme of the utility model, threaded rod both ends all are semicircular, and connecting axle one end semicircular, and the connecting axle passes through fixing bolt with the threaded rod both ends respectively and is connected.

As an optimized technical scheme of the utility model, runner and connecting axle fixed connection.

As an optimal technical scheme of the utility model, roof upper end surface is equipped with the through-hole with threaded rod looks adaptation.

Compared with the prior art, the beneficial effects of the utility model are that: the supporting structure for the soft soil foundation pit is characterized in that a bottom plate is laid at the bottom of a foundation pit body, the periphery of the foundation pit body is supported by side protection plates, the side protection plates are clamped and fixed with clamping plates through clamping grooves at the bottom, at the moment, shaft-driven supporting rods on the surfaces of nuts are unfolded to enable the clamping plates at one ends to be clamped inside the clamping grooves, the lower ends of threaded rods and the connecting shafts at the lower ends of the threaded rods are connected through fixing bolts, a top plate is covered at the upper end of the foundation pit body, the threaded rods penetrate through the top plate, the upper ends of the threaded rods and the connecting shafts at the upper ends of the threaded rods are connected through the fixing bolts, then rotating wheels are carried out to enable nuts to move on the surfaces of the threaded rods, the supporting force of the shaft-driven supporting rods on the side protection plates is increased, the side protection plates are, provides great help for people.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of a supporting structure for a soft soil foundation pit according to the present invention;

fig. 2 is a schematic view of a side guard plate structure according to the present invention;

fig. 3 is a schematic view of a top plate structure according to the present invention.

In the figure: 1. a water diversion groove; 2. a threaded rod; 3. a rotating wheel; 4. a nut; 5. a bearing; 6. a connecting shaft; 7. a limit baffle; 8. a base plate; 9. clamping a plate; 10. inlaying a plate; 11. a foundation pit body; 12. a shaft-driven support rod; 13. a side guard plate; 14. a top plate; 15. embedding a groove; 16. a clamping groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a supporting structure for a soft soil foundation pit, which comprises a threaded rod 2 and a foundation pit body 11, bottom plate 8 and

side guard plate

13, 11 inboard lower extremes of foundation ditch body are equipped with

bottom plate

8, 8 marginal fixed surface of bottom plate are equipped with cardboard 9, 11 side surfaces of foundation ditch body are equipped with

side guard plate

13, 13 surfaces of side guard plate are equipped with a plurality of and

inlay groove

15, 13 lower extreme surfaces of side guard plate are equipped with

joint groove

16, 11 upper ends of foundation ditch body are equipped with roof 14, roof 14 surfaces are equipped with a plurality of diversion trench 1, diversion trench 1 one side is equipped with threaded

rod

2, 2 fixed surface of threaded rod are equipped with a plurality of

limit baffle

7, 7 one side of limit baffle is equipped with a plurality of nut 4, 4 surperficial hinged joint of nut is equipped with a plurality of axle

dynamic bracing piece

12, 12 one end hinged joint of axle dynamic bracing piece is equipped with

mosaic plate

10, 2 both ends of threaded rod are all fixed and are equipped with connecting axle.

The utility model discloses, preferred, inlay groove 15 and mosaic plate 10 and inlay the connection, cardboard 9 and 16 blocks in joint groove are connected.

The utility model discloses, preferred, 2 surfaces of threaded rod are equipped with twice opposite direction's screw thread, and two upper and lower nuts 4 respectively with wherein one threaded connection.

The utility model discloses, preferred, 2 both ends of threaded rod all are semicircular, and 6 one ends semicircular in shape of connecting axle, and connecting axle 6 passes through fixing bolt with 2 both ends of threaded rod respectively and is connected.

The utility model discloses, preferred, runner 3 and connecting axle 6 fixed connection.

The utility model discloses, preferably, 14 upper end surfaces of roof are equipped with the through-hole with 2 looks adaptations of threaded rod.

The specific principle is as follows: when in use, a bottom plate 8 is laid at the bottom of a foundation pit body 11, the periphery of the foundation pit body is supported by side protection plates 13, the side protection plates 13 are clamped and fixed with clamping plates 9 through clamping grooves 16 at the bottom, at the moment, shaft-driven support rods 12 on the surfaces of nuts 4 are unfolded to enable the embedding plates 10 at one ends of the nut to be clamped inside the embedding grooves 15, the lower ends of threaded rods 2 are connected with connecting shafts 6 at the lower ends through fixing bolts, roof 14 on 11 upper end covers of foundation ditch body, threaded rod 2 passes roof 14, pass through fixing bolt with connecting axle 6 of 2 upper ends of threaded rod and upper end again and be connected, back rotatory runner 3 thus make nut 4 remove on 2 surfaces of threaded rod, increase the holding power of 12 offside backplate 13 of shaft dynamic bracing piece, make the side backplate 13 paste tightly with 11 sides of foundation ditch, bearing 5 reduces the resistance when rotatory, it is more convenient to install and dismantle, diversion trench 1 can guide the rainwater, prevent the inside ponding of foundation ditch.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A supporting structure for a soft soil foundation pit comprises a threaded rod (2), a foundation pit body (11), a bottom plate (8) and a side protection plate (13), and is characterized in that the bottom plate (8) is arranged at the lower end of the inner side of the foundation pit body (11), a clamping plate (9) is fixedly arranged on the edge surface of the bottom plate (8), the side protection plate (13) is arranged on the side surface of the foundation pit body (11), a plurality of embedding grooves (15) are formed in the surface of the side protection plate (13), a clamping groove (16) is formed in the surface of the lower end of the side protection plate (13), a top plate (14) is arranged at the upper end of the foundation pit body (11), a plurality of diversion grooves (1) are formed in the surface of the top plate (14), the threaded rod (2) is arranged on one side of the diversion grooves (1), a plurality of limit baffles (7) are fixedly, nut (4) surface hinged joint is equipped with a plurality of axle and moves bracing piece (12), axle moves bracing piece (12) one end hinged joint and is equipped with mosaic plate (10), threaded rod (2) both ends are all fixed and are equipped with connecting axle (6), connecting axle (6) one side is equipped with runner (3), bottom plate (8) upper end central surface is fixed and is equipped with bearing (5).

2. A support structure for a soft soil foundation pit according to claim 1, wherein: inlay groove (15) and mosaic plate (10) and inlay the connection, cardboard (9) and joint groove (16) block are connected.

3. A support structure for a soft soil foundation pit according to claim 1, wherein: the surface of the threaded rod (2) is provided with two threads with opposite directions, and the upper nut (4) and the lower nut (4) are respectively connected with one of the threads.

4. A support structure for a soft soil foundation pit according to claim 1, wherein: the two ends of the threaded rod (2) are semicircular, one end of the connecting shaft (6) is semicircular, and the connecting shaft (6) is connected with the two ends of the threaded rod (2) through fixing bolts respectively.

5. A support structure for a soft soil foundation pit according to claim 1, wherein: the rotating wheel (3) is fixedly connected with the connecting shaft (6).

6. A support structure for a soft soil foundation pit according to claim 1, wherein: the upper end surface of the top plate (14) is provided with a through hole matched with the threaded rod (2).