CN214005687U

CN214005687U - Pool foundation pit supporting structure

Info

Publication number: CN214005687U
Application number: CN202022335679.3U
Authority: CN
Inventors: 孙永宝; 孙祺; 祁萍
Original assignee: Qili Construction Group Co Ltd
Current assignee: Qili Construction Group Co Ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-08-20
Anticipated expiration: 2030-10-20

Abstract

The application discloses a pool foundation pit supporting structure, which is applied to the field of pool construction, and solves the technical problems that a pool wall body is easily damaged by the impact of underground water, and a supporting cannot play a good protection role on the pool wall body; the method has the technical effects of improving the protection effect of the support on the wall body of the pool and reducing the damage of the wall body of the pool due to the impact of underground water.

Description

Pool foundation pit supporting structure

Technical Field

The application relates to the technical field of pond construction, especially, relate to a pond foundation ditch supporting construction.

Background

At present, when a pool is built, a supporting structure is usually built on the outer side of the pool, and the pool wall body is supported through the supporting structure, so that the stability of the pool wall body is improved.

The traditional Chinese patent with publication number CN102296616A discloses a semi-underground supporting method for construction of a cylindrical underground water pool, which is characterized in that a cylindrical structure of the cylindrical underground water pool is supported from bottom to top by digging from a soil layer to the bottom of a foundation pit of the cylindrical underground water pool. When the supporting system is a semi-underground continuous wall cylindrical structure support, a semi-underground continuous wall support is arranged in a soil layer; when the support system is a row pile cylindrical structure support, a row pile support is arranged in a soil layer along a cylindrical underground water pool, the lower end of each row pile is anchored in surrounding rock, a plurality of annular beams and a reinforcing mesh concrete surface layer are arranged on the inner side of each row pile, an anchor rod is arranged on the annular beam at the bottom of each row pile, one end of each anchor rod is pulled on the annular beam, and the other end of each anchor rod is anchored in the surrounding rock below, so that the soil layer support is completed.

Aiming at the related technologies, the inventor thinks that the pool wall is easily damaged by the impact of underground water, and the support cannot play a good protection role on the pool wall.

SUMMERY OF THE UTILITY MODEL

In order to improve the protective action of strutting the pond wall body, reduce the damage that the pond wall body received groundwater impact and takes place, this application provides a pond foundation ditch supporting construction.

The application provides a pair of pond foundation ditch supporting construction adopts following technical scheme: the utility model provides a pond underground structure, includes the enclosure wall, the enclosure wall includes a plurality of steel sheet piles, and is a plurality of the steel sheet pile is cyclic annular and encloses in the pond wall body outside, the inboard of enclosure wall and the outside of pond wall body are provided with the buffer, be provided with a plurality of steel shotcrete between steel sheet pile and the pond wall body.

Through the technical scheme, the outer side of the pool wall body is provided with the annular closed enclosure wall, the enclosure wall encloses the pool wall body in the middle, and the enclosure wall blocks the impact of underground water, so that the impact of the pool wall body directly suffered from the underground water is reduced. The buffer area is arranged between the enclosure wall and the pool wall body, and the impact force of the enclosure wall when the enclosure wall is impacted is relieved through the buffer area, so that the pool wall body is protected.

The application is further configured to: the cross section of the steel sheet pile is set to be U-shaped, connecting hooks are arranged on two sides of the steel sheet pile, the inner walls of the adjacent steel sheet piles are oppositely arranged, and the connecting hooks on two sides of the steel sheet pile are respectively connected with the connecting hooks of the adjacent steel sheet piles.

Through above-mentioned technical scheme, the steel sheet pile of U type is bigger inserting the resistance that receives in the earth's surface, is difficult for taking place the displacement in the earth's surface, and each steel sheet pile has formed enclosure wall through coupling hook interconnect, has guaranteed the stability that each steel sheet pile is connected, guarantees enclosure wall's wholeness simultaneously, makes enclosure wall can play better check effect.

The application is further configured to: the inside of enclosure wall is provided with fixed purlin, and the outer wall is fixed towards inboard steel sheet pile and fixed purlin, and the inner wall is connected with fixed reinforcing bar towards being connected with between inboard steel sheet pile and the fixed purlin.

Through above-mentioned technical scheme, fixed purlin plays fixed effect to each steel sheet pile, prevents that the steel sheet pile from taking place to rock, guarantees the holistic intensity of enclosure wall and levels.

The application is further configured to: and a steel pipe support is fixed on the inner side of the fixed purline, one side of the steel support is fixed with the wall body of the water pool, and the other side of the steel support is fixed with the steel pipe support.

Through above-mentioned technical scheme, prop through the steel pipe and make the steel shotcrete be connected more stably with fixed purlin, the steel shotcrete is injectd enclosure wall and pond wall body's relative position, prevents that enclosure wall's position from taking place the skew.

The application is further configured to: and a support piece is arranged below the steel pipe support and is vertically fixed with the steel sheet pile.

Through above-mentioned technical scheme, support piece can play the effect of support to the steel shotcrete to make the connection of steel shotcrete more stable.

The application is further configured to: the steel supports are respectively arranged at the corners of the pool wall body, and the two pool wall bodies at the corners are respectively provided with one steel support.

Through above-mentioned technical scheme, the compressive capacity of the edge of pond wall body is stronger, is difficult for receiving pressure and takes place to damage, sets up the steel shotcrete in the edge of pond wall body and can guarantee the supporting role to enclosure wall.

The application is further configured to: and stiffening construction plates are arranged on the inner sides of the joints of the fixed purlines, and the edges of the stiffening construction plates are fixed with the inner sides of the two adjacent fixed purlines.

Through above-mentioned technical scheme, the angle that stiffening structure build the board and can connect each enclosure wall is fixed, takes place the skew when preventing each enclosure wall from receiving the impact.

The application is further configured to: and a stiffened plate is arranged at the upper end of the joint of the fixed purlins, and a head cover plate is fixed above the stiffened plate and arranged on the connecting seam of the adjacent fixed purlins.

Through the technical scheme, the fixed purlines are connected more stably through the end cover plates and the reinforcing plates, so that the enclosure walls are connected more stably.

To sum up, the beneficial technical effect of this application does:

1. the enclosure wall is used for blocking the impact of the enclosure wall on underground water, so that the impact of the enclosure wall on the underground water is reduced, the impact force of the enclosure wall when the enclosure wall is impacted is relieved through a buffer area, and the enclosure wall is protected;

2. the steel sheet piles are connected with each other through the connecting hooks to form the enclosure wall, so that the integrity of the enclosure wall is ensured, and the enclosure wall can play a better blocking role;

3. the compressive capacity of the corner of the pool wall body is strong, the pool wall body is not easy to be damaged by pressure, and the steel supports are arranged at the corners of the pool wall body to ensure the supporting effect on the enclosure wall.

Drawings

Fig. 1 is an overall configuration diagram of the present embodiment;

FIG. 2 is a schematic view of the present embodiment showing the attachment of a containment wall to a fixed purlin;

fig. 3 is an exploded view of the present embodiment showing the attachment of the fixed purlins.

Reference numeral, 1, enclosure wall; 2. steel sheet piles; 3. a pool wall; 4. a buffer area; 5. supporting steel; 6. a connecting hook; 7. fixing the purline; 8. fixing the steel bars; 9. supporting a steel pipe; 10. a support member; 11. a stiffening structure plate; 12. adding a rib plate; 13. and (7) a sealing cover plate.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Example (b):

referring to fig. 1 and 2, for a pool foundation pit supporting structure disclosed in this application, including four enclosure walls 1, four enclosure walls 1 end to end are rectangle and enclose the outside at pool wall body 3. The enclosure wall 1 comprises a plurality of steel sheet pile 2, and the cross section of steel sheet pile 2 sets up to the U type, with 2 vertical nail of steel sheet pile in the earth's surface in the pond wall body 3 outsides, nail into the one side of the steel sheet pile 2 that spikes into earlier with 2 inner walls of adjacent steel sheet pile towards opposite direction again, makes steel sheet pile 2 and one side pond wall body 3 keep parallel arrangement. The two sides of each steel sheet pile 2 are provided with connecting hooks 6, so that the connecting hooks 6 nailed into the steel sheet piles 2 are mutually hooked with the connecting hooks 6 of the adjacent steel sheet piles 2, the steel sheet piles 2 are nailed into in sequence to mutually connect the steel sheet piles 2, an enclosure wall 1 parallel to a pool wall body 3 on one side is formed, the steel sheet piles 2 are nailed into each side of the pool wall body 3, and a gap is arranged between the inner side of the enclosure wall 1 and the outer side of the pool wall body 3.

Referring to fig. 1 and 2, the inboard of enclosure wall 1 all is fixed with fixed purlin 7, 7 levels of fixed purlin set up, the outer wall is towards inboard sheet pile 2 and fixed purlin 7 welded fastening, the welding has fixed reinforcing bar 8 between inboard sheet pile 2 of inner wall orientation and the fixed purlin 7, it is more stable to make enclosure wall 1 whole be connected with fixed purlin 7 through fixed reinforcing bar 8, make fixed purlin 7 play fixed effect to each sheet pile 2, guarantee the holistic intensity of enclosure wall 1 and level. Eight steel supports 5 are vertically fixed between four corners of the pool wall body 3 and the fixed purlins 7, two steel supports 5 are fixed at each corner respectively, and the two steel supports 5 are arranged on the two pool wall bodies 3 at the corners respectively. Fixed purlin 7 is propped 9 with the steel pipe of 5 junction vertical fixation of steel shotcrete, and 5 one side sleeves of steel shotcrete are put and are propped 9 the outside and prop 9 welded fastening with the steel pipe at the steel pipe, and the opposite side of steel shotcrete 5 is inserted into pond wall body 3, prescribes a limit to the relative position of enclosure wall 1 and pond wall body 3 through steel shotcrete 5, prevents that the skew from taking place in enclosure wall 1's position. The steel pipe props 9 below and is provided with support piece 10, and support piece 10 sets up to two parallel arrangement's backup pad, and two backup pads all with steel sheet pile 2 vertical fixation, the upper end of two backup pads plays the effect of support to steel shotcrete 5 to make steel shotcrete 5's connection more stable.

Referring to fig. 1 and 3, the both ends interconnect of each fixed purlin 7 to make each enclosure wall 1 connect, the inboard that each fixed purlin 7 is connected the edge is provided with stiffening structure board 11, stiffening structure board 11 sets up to right triangle, stiffening structure board 11's right angle edge and two adjacent fixed purlin 7 inboard welded fastening, thereby fix the angle that each enclosure wall 1 connects, prevent that each enclosure wall 1 from taking place the skew when receiving the impact. The upper end of the joint of each fixed purline 7 is fixed with a stiffened plate 12, a head cover plate 13 is fixed above two stiffened plates 12 which are contacted with the joint, and the head cover plate 13 is fixed with the two stiffened plates 12 through bolts. The end cover plates 13 are positioned on the connecting seams of the adjacent fixed purlins 7, and the fixed purlins 7 are connected more stably through the end cover plates 13 and the reinforcing plates 12, so that the enclosure walls 1 are connected more stably. After the construction is finished, plain filling soil is filled in the gap between the enclosure wall 1 and the pool wall 3 to tamp the gap to form a buffer zone 4, so that the impact force on the enclosure wall 1 when the enclosure wall 1 is impacted can be relieved, and the pool wall 3 is protected.

The implementation principle of the embodiment is as follows: the outer side of the pool wall body 3 is provided with the annular closed enclosure wall 1, and the enclosure wall 1 is used for blocking the impact of underground water, so that the impact of the pool wall body 3 directly affected by the underground water is reduced. A gap is formed between the enclosure wall 1 and the pool wall 3, plain filling soil is filled in the gap to tamp the gap to form a buffer area 4, impact force on the enclosure wall 1 is relieved, and the pool wall 3 is protected.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the 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 pond foundation ditch supporting construction, its characterized in that, includes enclosure wall (1), enclosure wall (1) includes a plurality of steel sheet pile (2), and is a plurality of steel sheet pile (2) are cyclic annular and enclose in pond wall body (3) the outside, the inboard of enclosure wall (1) is provided with buffer (4) with the outside of pond wall body (3), be provided with a plurality of steel shotcrete (5) between steel sheet pile (2) and pond wall body (3).

2. The pool foundation pit supporting structure according to claim 1, wherein the cross section of the steel sheet pile (2) is provided with a U shape, the two sides of the steel sheet pile (2) are provided with connecting hooks (6), the inner walls of the adjacent steel sheet piles (2) face opposite directions, and the connecting hooks (6) on the two sides of the steel sheet pile (2) are respectively connected with the connecting hooks (6) of the adjacent steel sheet piles (2).

3. A pool foundation pit supporting structure according to claim 2, wherein the inner side of the enclosure wall (1) is provided with a fixing purlin (7), the steel sheet piles (2) with the outer walls facing inwards are fixed with the fixing purlin (7), and a fixing steel bar (8) is connected between the steel sheet piles (2) with the inner walls facing inwards and the fixing purlin (7).

4. A pool foundation pit supporting structure according to claim 3, wherein the inner side of the fixing purline (7) is fixed with a steel pipe support (9), one side of the steel support (5) is fixed with the pool wall (3), and the other side of the steel support (5) is fixed with the steel pipe support (9).

5. A pool foundation pit supporting structure according to claim 4, characterized in that a support member (10) is arranged below the steel pipe support (9), and the support member (10) is vertically fixed with the steel sheet pile (2).

6. A pool foundation pit supporting structure according to claim 4, characterized in that the steel supports (5) are respectively arranged at the corners of the pool wall (3), and one steel support (5) is respectively arranged on the two pool walls (3) at the corners.

7. A pool foundation pit supporting structure according to claim 3, wherein a stiffening structure plate (11) is arranged on the inner side of the joint of each fixing purlin (7), and the edge of the stiffening structure plate (11) is fixed with the inner sides of two adjacent fixing purlins (7).

8. A pool foundation pit supporting structure according to claim 3, wherein a stiffened plate (12) is arranged at the upper end of the joint of the fixed purlins (7), a head cover plate (13) is fixed above the stiffened plate (12), and the head cover plate (13) is arranged on the joint seam of the adjacent fixed purlins (7).