CN213897140U

CN213897140U - Inclined strut underground structure is thrown in soft soil foundation double-deck

Info

Publication number: CN213897140U
Application number: CN202022295721.3U
Authority: CN
Inventors: 武军; 王东
Original assignee: Anhui Yunzhou Construction Engineering Co ltd
Current assignee: Anhui Yunzhou Construction Engineering Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-08-06
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a bracing underground structure is thrown in weak soil foundation double-deck relates to civil engineering technical field, including the fender pile, the outside fixedly connected with screw sleeve board of fender pile, and the inboard threaded connection of screw sleeve board has the double-screw bolt, one side threaded connection of double-screw bolt has the bull stick, and the outside of bull stick is connected with two sets of first bracing, the through-hole has been seted up to the outside top of first bracing, and the top middle part threaded connection of first bracing has fastening screw, the second bracing is installed to the outside below of first bracing. The utility model discloses in, because first bracing passes through-hole, fastening screw and bull stick constitution revolution mechanic, the person of facilitating the use passes through the angle of the effectual regulation first bracing of loosening fastening screw, and then can make throw bracing underground structure in the bilayer can be suitable for the installation supporting work of not equidimension foundation ditch of space to can effectually enlarge the working range of throwing inclined strut underground structure in the bilayer.

Description

Inclined strut underground structure is thrown in soft soil foundation double-deck

Technical Field

The utility model relates to a civil engineering technical field especially relates to a bracing underground structure is thrown in two layers of weak soil foundation.

Background

Civil engineering refers to the planning, construction and maintenance of all water, soil and culture related infrastructures, and general civil work projects include: along with the development of scientific technology and the progress of times, the number of high-rise buildings is continuously increased, the underground available space is utilized fully, and a certain development trend is achieved.

The existing supporting structure of the foundation pit of the soft soil foundation double-layer inner-throwing inclined strut is not perfect enough, for example, Chinese patent with publication number CN.211006702.U discloses a supporting structure of the foundation pit of the soft soil foundation double-layer inner-throwing inclined strut, although the inner-throwing inclined strut provides supporting counter force as a pressure rod, vertical excavation of earthwork can be realized under the condition of not arranging an inner support, the excavation is more convenient, the excavation construction period is saved, and the better economic benefit is achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current shortcoming, and the interior bracing underground structure of throwing of a soft soil foundation bilayer that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a soft soil foundation double-layer internal-throwing inclined strut foundation pit supporting structure comprises a fender pile, and is characterized in that a threaded sleeve plate is fixedly connected to the outer side of the fender pile, a stud is connected to the inner side of the threaded sleeve plate through threads, a rotating rod is connected to one side of the stud through threads, two groups of first inclined struts are connected to the outer sides of the rotating rod, through holes are formed in the upper portions of the outer sides of the first inclined struts, fastening screws are connected to the middle portions of the top ends of the first inclined struts through threads, a second inclined strut is installed below the outer sides of the first inclined struts, a groove is formed in the inner side of the second inclined strut, a reset spring is fixedly connected to the bottom end of the groove, supporting legs are welded to the middle portions of the bottom ends of the second inclined struts, an internal threaded hole is formed in the middle portion of the inner side of the fender pile, a threaded rod is connected to the inner side of the internal threaded hole through threads, anti-slip threads are formed in the top end of the threaded rod, and a limiting plate is fixedly connected to the bottom end of the threaded rod, the conical rod is installed to the bottom of limiting plate, two sets of strengthening ribs have been welded to the outside below of fender pile.

Preferably, the through hole is of an integrated structure with the first inclined strut through the opening, and the inner side of the through hole is distributed in a tightly attached state with the outer side of the rotating rod.

Preferably, the outer side of the first inclined strut is in interference connection with the inner side of the second inclined strut, and the first inclined strut and the rotating rod form a rotating structure through a through hole and a fastening screw.

Preferably, the rotating rod and the threaded sleeve plate are distributed in a vertical state, and the rotating rod and the fender pile form a detachable structure through the threaded sleeve plate, the stud and the fender pile.

Preferably, the central axis of the first inclined strut coincides with the central axis of the second inclined strut, and the first inclined strut is fixedly connected with the return spring.

Preferably, the conical rod is of an integrated structure with the limiting plate through welding, and the conical rod is movably connected with the fender pile through the limiting plate, the threaded rod and the internal threaded hole.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, because first bracing passes through-hole, fastening screw and bull stick constitution revolution mechanic, the person of facilitating the use passes through the angle of the effectual regulation first bracing of loosening fastening screw, and then can make throw bracing underground structure in the bilayer can be suitable for the installation supporting work of not equidimension foundation ditch of space to can effectually enlarge the working range of throwing inclined strut underground structure in the bilayer.

2. The utility model discloses in, because the conical rod passes through limiting plate, threaded rod, internal thread hole and fender pile constitution swing joint, the conical rod of being convenient for can be under the cooperation in threaded rod and internal thread hole, deep insert the weak soil ground, and then can effectual improvement double-deck stability of throwing bracing underground structure in the course of the work to can effectual reduction incident's emergence.

3. The utility model discloses in, because the bull stick passes through screw sleeve board, double-screw bolt and fender pile constitution detachable construction, convenient to use person can dismantle first bracing and second bracing from the bull stick through the double-screw bolt is quick, therefore can effectually avoid demolising the work inconvenience and cause work efficiency's low, simultaneously, also convenient to use person carries out corresponding washing and maintenance work to first bracing and second bracing.

Drawings

Fig. 1 is a schematic view of a front three-dimensional structure of a double-layer inner-throwing inclined strut foundation pit supporting structure of the utility model;

FIG. 2 is a schematic view of the internal cross-sectional structure of the double-layer internally-cast diagonal bracing foundation pit supporting structure of the utility model;

FIG. 3 is a schematic view of the internal structure of the middle fender pile of the present invention;

fig. 4 is an enlarged schematic structural diagram of a position a in fig. 2 of the present invention.

Illustration of the drawings:

1. a fender pile; 2. a threaded bushing plate; 3. a stud; 4. a rotating rod; 5. a first diagonal brace; 6. a through hole; 7. fastening screws; 8. a second diagonal brace; 9. a groove; 10. a return spring; 11. supporting legs; 12. a threaded rod; 13. anti-skid lines; 14. a limiting plate; 15. a tapered rod; 16. reinforcing ribs; 17. and (4) an internal threaded hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a soft soil foundation double-layer internal-throwing inclined strut foundation pit supporting structure comprises a fender post 1, a threaded sleeve plate 2, a stud 3, a rotating rod 4, a first inclined strut 5, a through hole 6, a fastening screw 7, a second inclined strut 8, a groove 9, a reset spring 10, a supporting leg 11, a threaded rod 12, anti-skid threads 13, a limiting plate 14, a tapered rod 15, a reinforcing rib 16 and an internal threaded hole 17, wherein the outer side of the fender post 1 is fixedly connected with the threaded sleeve plate 2, the inner side of the threaded sleeve plate 2 is in threaded connection with the stud 3, one side of the stud 3 is in threaded connection with the rotating rod 4, the outer side of the rotating rod 4 is connected with two groups of first inclined struts 5, the through hole 6 is arranged above the outer side of the first inclined strut 5, the middle part of the top ends of the first inclined struts 5 is in threaded connection with the fastening screw 7, the second inclined strut 8 is arranged below the outer side of the first inclined struts 5, and the inner side of the second inclined struts 8 are provided with grooves 9, the inboard bottom fixedly connected with reset spring 10 of recess 9, the welding of the bottom middle part of second bracing 8 has supporting legs 11, and internal thread hole 17 has been seted up at the inboard middle part of fender pile 1, and the inboard threaded connection of internal thread hole 17 has threaded rod 12, and anti-skidding line 13 has been seted up on the top of threaded rod 12, and the bottom fixedly connected with limiting plate 14 of threaded rod 12, and bell rod 15 is installed to the bottom of limiting plate 14, and the welding of the outside below of fender pile 1 has two sets of strengthening ribs 16.

As shown in fig. 2 and 4, the through hole 6 is integrated with the first inclined strut 5 through the opening, and the inner side of the through hole 6 is closely attached to the outer side of the rotating rod 4, so that the first inclined strut 5 can slide and rotate on the rotating rod 4 with the help of the through hole 6.

As shown in fig. 2, the outer side of the first inclined strut 5 is in abutting connection with the inner side of the second inclined strut 8, the first inclined strut 5 forms a rotating structure through the through hole 6 and the fastening screw 7 and the rotating rod 4, and through the rotating structure, a user can conveniently adjust the angle of the first inclined strut 5 by loosening the fastening screw 7, so that the double-layer inner-cast inclined strut foundation pit supporting structure can be suitable for the installation and supporting work of foundation pits with different space sizes, and the working range of the double-layer inner-cast inclined strut foundation pit supporting structure can be effectively enlarged.

As shown in fig. 1 and 2, be vertical state between bull stick 4 and the screw sleeve board 2 and distribute, and bull stick 4 constitutes detachable construction through screw sleeve board 2, double-screw bolt 3 and fender pile 1, through detachable construction, convenient to use person can dismantle from bull stick 4 through the quick with first bracing 5 of double-screw bolt 3 and second bracing 8, therefore can effectually avoid demolising the work inconvenience and cause the low of work efficiency.

As shown in fig. 2, the central axis of the first inclined strut 5 coincides with the central axis of the second inclined strut 8, and the first inclined strut 5 and the return spring 10 are fixedly connected, so that the first inclined strut 5 can be further fastened on the rotating rod 4 under the elastic action of the return spring 10 through the fixed connection, and therefore the first inclined strut 5 can be effectively prevented from sliding in the working process.

As shown in fig. 3, conical rod 15 is integrated with limiting plate 14 through welding, and conical rod 15 passes through limiting plate 14, threaded rod 12, internal thread hole 17 and constitutes swing joint with fender pile 1, through swing joint, conical rod 15 of being convenient for can be under threaded rod 12 and internal thread hole 17's cooperation, in the deep soft soil foundation of inserting, and then can effectually improve the stability of dual in-layer throwing bracing foundation ditch supporting structure in the course of the work.

The working principle is as follows: when the supporting structure is used, firstly, a user needs to install the rotating rod 4 on the retaining pile 1 with the help of the stud 3 and the threaded sleeve plate 2, then the angle of the first inclined strut 5 is properly adjusted according to the space size of the foundation pit, then the first inclined strut 5 is correspondingly fixed through the fastening screw 7, then when the retaining pile 1 is in contact with a soft soil foundation, the user can adjust the threaded rod 12, further the conical rod 15 can be deeply inserted into the soft soil through the matching of the threaded rod 12 and the internal threaded hole 17, so that the stability of the double-layer internal cast inclined strut foundation pit supporting structure in the working process can be further enhanced, finally, the rotating rod 4 forms a detachable structure with the retaining pile 1 through the threaded sleeve plate 2 and the stud 3, and the user can also conveniently detach the first inclined strut 5 and the second inclined strut 8 from the rotating rod 4 through the stud 3, therefore, the working principle that the work efficiency is low due to the inconvenient dismantling work can be effectively avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A soft soil foundation double-layer internal-throwing inclined strut foundation pit supporting structure comprises a fender post (1) and is characterized in that a threaded sleeve plate (2) is fixedly connected to the outer side of the fender post (1), a stud (3) is in threaded connection with the inner side of the threaded sleeve plate (2), a rotating rod (4) is in threaded connection with one side of the stud (3), two groups of first inclined struts (5) are connected to the outer side of the rotating rod (4), a through hole (6) is formed above the outer side of each first inclined strut (5), a fastening screw (7) is in threaded connection with the middle of the top end of each first inclined strut (5), a second inclined strut (8) is installed below the outer side of each first inclined strut (5), a groove (9) is formed in the inner side of each second inclined strut (8), a reset spring (10) is fixedly connected to the inner side bottom end of each groove (9), supporting legs (11) are welded to the middle of the bottom ends of the second inclined struts (8), internal thread hole (17) have been seted up at the inboard middle part of fender pile (1), and the inboard threaded connection of internal thread hole (17) has threaded rod (12), anti-skidding line (13) have been seted up on the top of threaded rod (12), and the bottom fixedly connected with limiting plate (14) of threaded rod (12), bell rod (15) are installed to the bottom of limiting plate (14), the outside below welding of fender pile (1) has two sets of strengthening ribs (16).

2. A soft soil foundation double-layer inner-throwing inclined strut foundation pit supporting structure as claimed in claim 1, wherein the through hole (6) is integrated with the first inclined strut (5) through an opening, and the inner side of the through hole (6) is closely attached to the outer side of the rotating rod (4).

3. A soft soil foundation double-layer internal-throwing inclined strut foundation pit supporting structure as claimed in claim 1, wherein the outside of the first inclined strut (5) is in interference connection with the inside of the second inclined strut (8), and the first inclined strut (5) and the rotating rod (4) form a rotating structure through the through hole (6), the fastening screw (7).

4. A soft soil foundation double-layer inner-throwing inclined strut foundation pit supporting structure as claimed in claim 1, wherein the rotating rods (4) and the threaded sleeve plates (2) are distributed in a vertical state, and the rotating rods (4) and the fender posts (1) form a detachable structure through the threaded sleeve plates (2) and the studs (3).

5. A soft soil foundation double-layer internal-cast inclined strut foundation pit supporting structure according to claim 1, wherein the central axis of the first inclined strut (5) coincides with the central axis of the second inclined strut (8), and the first inclined strut (5) is fixedly connected with the return spring (10).

6. A soft soil foundation double-layer internal-throwing inclined strut foundation pit supporting structure as claimed in claim 1, wherein the conical rod (15) is in an integrated structure with the limiting plate (14) through welding, and the conical rod (15) is movably connected with the fender pile (1) through the limiting plate (14), the threaded rod (12) and the internal threaded hole (17).