CN219118179U

CN219118179U - Building envelope of foundation ditch interlock pile foundation

Info

Publication number: CN219118179U
Application number: CN202320035314.XU
Authority: CN
Inventors: 赵林; 赵飞; 赵胜男
Original assignee: Anhui Chuangtai Foundation Engineering Co ltd
Current assignee: Anhui Chuangtai Foundation Engineering Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-02
Anticipated expiration: 2033-01-06

Abstract

The utility model relates to a secant pile technical field, and discloses a building envelope of foundation ditch secant pile foundation, include the foundation ditch base member and set up in the secant pile of foundation ditch base member inner wall, link up between the inner wall of foundation ditch base member both ends and have the pressure-bearing mechanism that is used for supporting, pressure-bearing mechanism includes reinforcing pile and pressure-bearing roof beam, and the secant pile inner wall is equipped with first fender pile and second fender pile from last to dismantling down, and first fender pile and second fender pile are inside all to dismantle and are equipped with the reinforcing plate. This scheme sets up through the combination of first fender post and second fender post, forms dual support in foundation ditch base member inner wall bottom, further improves the intensity to foundation ditch base member support, and add a plurality of locating piles, and the locating pile bottom is pointed, can directly insert underground, ensures the stability of locating support, ensures the enclosure effect, adds pressure-bearing mechanism simultaneously, screw sleeve and screwed connection head screw swivelling joint, can carry out the reinforcement protection between the reinforcing pile on foundation ditch base member top according to the diameter adjustment support's of foundation ditch base member distance.

Description

Building envelope of foundation ditch interlock pile foundation

Technical Field

The application relates to the technical field of occlusion piles, in particular to an enclosure structure of an occlusion pile foundation of a foundation pit.

Background

The engaged piles are embedded on the circumference of the part between the adjacent concrete row piles, and steel reinforcement cages are arranged in the piles which are constructed in the follow-up sequence in an opposite mode, so that the integral continuous waterproof soil retaining enclosure structure with good seepage prevention effect is formed. The engagement piles are foundation pit support structures which are arranged in an engaged mode between piles. The traditional construction adopts a cage type double-layer mixer to construct a solidified soil pile, then an undisturbed soil sampling and grouting concrete pile machine is used for cutting the adjacent solidified pile into holes, grouting concrete is inserted into a steel cage, an occlusion foundation pit supporting structure is formed, and water stop and soil retaining are carried out. However, in the foundation pit construction process, due to geological reasons, some soil is softer, collapse of the corners of the foundation pit is easily caused, at the moment, the pressure caused by collapse of the foundation pit is difficult to load by the occluding piles, bending is easily generated, and collapse of the foundation pit is further caused.

Disclosure of Invention

In order to solve the problem, the application provides an enclosure structure of a foundation pit occlusion pile foundation.

The application provides a building envelope of foundation ditch interlock pile foundation adopts following technical scheme:

the utility model provides a building envelope of foundation ditch interlock pile foundation, includes the foundation ditch base member with set up in the interlock stake of foundation ditch base member inner wall, it has the pressure-bearing mechanism that is used for supporting to link up between the inner wall of foundation ditch base member both ends, pressure-bearing mechanism includes reinforcing pile and pressure-bearing roof beam, the interlock stake inner wall is from last to dismantling down and be equipped with first fender post and second fender post, the inside reinforcing plate that all can dismantle of first fender post and second fender post.

Preferably, the corner of the outer wall of the first guard pile and the second guard pile is welded with a reinforced positioning block for positioning, the side wall of the reinforcing plate is fixed with a fixing block in an integrated structure, a plurality of positioning holes are formed in the reinforcing plate at equal intervals, and positioning piles are inserted into the positioning holes.

Preferably, a foundation pit groove is formed in the foundation pit base body, the reinforcing piles are located at two ends of the top of the foundation pit groove, and a group of armor columns are symmetrically distributed at one ends, close to each other, of the two reinforcing piles.

Preferably, the armoured column is in sliding connection with the pressure-bearing beam, supporting rods for supporting are arranged at the corners of the surface of the armoured column, supporting sliding blocks matched with the supporting rods are welded at the corners of the pressure-bearing Liang Waibi, and the supporting rods are in sliding connection with the supporting sliding blocks.

Preferably, two ends that the pressure-bearing roof beam is close to each other are all fixed mounting has the threaded connection head, the outside threaded connection of threaded connection head has the screw sleeve, the outer wall welding of screw sleeve has the carousel.

In summary, the present application includes the following beneficial technical effects:

according to the foundation pit supporting structure, the first guard piles and the second guard piles are combined, double supports are formed at the bottom end of the inner wall of the foundation pit base body, the strength of supporting the foundation pit base body is further improved, the plurality of locating piles are additionally arranged, the bottom ends of the locating piles are pointed and can be directly inserted into the ground, the stability of the locating supports is guaranteed, and the enclosing effect is greatly improved;

meanwhile, the pressure-bearing mechanism is additionally arranged, the distance of the support can be adjusted according to the diameter of the foundation pit base body through threaded sleeve and threaded connection head in threaded rotary connection, reinforcement protection is carried out between two reinforcing piles at the top end of the foundation pit base body, collapse is avoided, and a good horizontal support effect is achieved.

Drawings

Fig. 1 is a front view of an enclosure of a foundation pit bite pile foundation according to an embodiment of the present application.

Fig. 2 is an exploded view of a foundation pit matrix according to an embodiment of the present application.

Fig. 3 is an exploded view of a load beam according to an embodiment of the present application.

Reference numerals illustrate: 1. a foundation pit matrix; 2. a snap pile; 3. reinforcing piles; 4. a first fender post; 5. a base pit slot; 6. a second fender post; 7. reinforcing the positioning block; 8. a reinforcing plate; 9. a fixed block; 10. positioning piles; 11. an armoured column; 12. a support rod; 13. a load beam; 14. a support slider; 15. a threaded connector; 16. a threaded sleeve; 17. a turntable.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses an enclosure of foundation pit occlusion pile foundation. Referring to fig. 1-2, an enclosure structure of a foundation pit occluding pile foundation comprises a foundation pit base body 1 and occluding piles 2 arranged on the inner wall of the foundation pit base body 1, wherein a foundation pit groove 5 is formed in the foundation pit base body 1, firstly, the foundation pit groove 5 is excavated to form a construction space, then, the occluding piles 2 are constructed on the inner wall of the foundation pit groove 5 to stop water and retain soil, a first enclosing pile 4 and a second enclosing pile 6 are detachably arranged on the inner wall of the occluding piles 2 from top to bottom, reinforcing positioning blocks 7 for positioning are welded at corners of the outer walls of the first enclosing piles 4 and the second enclosing piles 6, the reinforcing positioning blocks 7 can be constructed to penetrate deep into corners of the inner wall of the foundation pit base body 1 to be positioned, and then the first enclosing piles 4 and the second enclosing piles 6 are fixed with the occluding piles 2;

the reinforcing plates 8 are detachably arranged inside the first guard piles 4 and the second guard piles 6, the fixing blocks 9 are fixed on the side walls of the reinforcing plates 8 in an integrated structure, and the fixing blocks 9 can be fixed through the reinforcing bolts, so that the first guard piles 4 and the second guard piles 6 can be installed on the inner walls of the occluding piles 2, a plurality of positioning holes are formed in the reinforcing plates 8 at equal intervals, positioning piles 10 are inserted in the positioning holes, the positioning piles 10 are inserted in the positioning holes, and the positioning piles 10 are inserted into the positioning holes due to the fact that the bottom ends of the positioning piles 10 are pointed, when the tops of the positioning piles 10 are pressed, the positioning piles are inserted into the ground to be positioned, and double maintenance of the foundation pit base 1 is formed by being matched with the occluding piles 2, stress collapse is avoided, and supporting strength is guaranteed.

Through adopting above-mentioned technical scheme, install first fender post 4 and second fender post 6 in proper order from top to bottom in foundation ditch 5 inner wall corner, support foundation ditch 5 middle part and bottom, strengthen the protection in putting into reinforcing plate 8 with a plurality of locating pile 10 construction again, form two holding power, make interlock stake 2 atress even all around, improved the holistic compressive capacity of interlock stake 2, solved in the foundation ditch work progress, because geological reasons, the soil of some is comparatively soft, cause the problem of collapsing of foundation ditch corner easily.

Referring to fig. 1-3, a bearing mechanism for supporting is connected between inner walls at two ends of a foundation pit base 1, the bearing mechanism is arranged at the top end of the inner wall of the foundation pit base 1 to form a support for the top end, multiple groups of bearing mechanisms can be arranged to support according to the area of the foundation pit base 1, the bearing mechanism comprises reinforcing piles 3 and bearing beams 13, one ends, close to each other, of the two reinforcing piles 3 are symmetrically distributed with a group of armor columns 11, the armor columns 11 are in sliding connection with the bearing beams 13, a sliding hole is formed in the center of one end, close to the armor columns 11, of the bearing beams 13, and the armor columns 11 extend into the sliding hole to provide middle supporting force of the bearing beams 13.

Through adopting above-mentioned technical scheme, pressure-bearing mechanism provides foundation ditch base member 1 top holding power, forms the stable holding power all around of foundation ditch base member 1 inner wall for the integral erection of interlock stake 2 is more firm, can avoid producing the pressure that the interlock stake is difficult to load foundation ditch subsides and brings, produces the bending easily, and then causes the problem of subsidence of foundation ditch.

Referring to fig. 3, the screw connectors 15 are fixedly installed at one ends of the two pressure beams 13, which are close to each other, the screw connectors 15 are externally connected with screw sleeves 16 in a screw mode, reverse screw threads which are matched with the screw connectors 15 are symmetrically formed in the inner wall of each screw sleeve 16, a turntable 17 is welded on the outer wall of each screw sleeve 16, the screw sleeves 16 are conveniently adjusted to rotate through the turntable 17, an acting point is increased, support rods 12 for supporting are arranged at the corners of the surfaces of the armor columns 11, support sliding blocks 14 matched with the support rods 12 are welded at the corners of the outer walls of the pressure beams 13, when the supporting positions of the pressure beams 13 are adjusted, the support sliding blocks 14 slide out of the support rods 12, further supporting force of the corners of the pressure beams 13 can be guaranteed, and the pressure beams 13 are prevented from deviating.

Through adopting above-mentioned technical scheme, after the stake 3 is strengthened in the construction, can be according to the diameter distance of foundation ditch base member 1, forward rotating disk 17 can drive screw thread sleeve 16 and rotate at screw thread connector 15 outer wall along with it, can drive two screw thread connectors 15 and keep away from each other in screw thread sleeve 16 along with it, simultaneously drive load beam 13 and paste the stake 3 tightly in the sliding of armoured column 11 outer wall to can realize the support between two stake 3, support slider 14 can remove at bracing piece 12 outer wall support along with load beam 13 simultaneously, play supplementary effect of sliding.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model 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 therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a building envelope of foundation ditch interlock pile foundation, includes foundation ditch base member (1) and set up in interlock stake (2) of foundation ditch base member (1) inner wall, its characterized in that: a pressure-bearing mechanism for supporting is connected between the inner walls of the two ends of the foundation pit base body (1), and the pressure-bearing mechanism comprises a reinforcing pile (3) and a pressure-bearing beam (13);

the inner wall of the occluding pile (2) is detachably provided with a first enclosing pile (4) and a second enclosing pile (6) from top to bottom, and reinforcing plates (8) are detachably arranged inside the first enclosing pile (4) and the second enclosing pile (6).

2. The building envelope of a foundation pit bite pile foundation of claim 1, wherein: the reinforced pile is characterized in that reinforced positioning blocks (7) used for positioning are welded at corners of the outer walls of the first guard pile (4) and the second guard pile (6), fixing blocks (9) are fixed on the side walls of the reinforcing plates (8) in an integral structure, a plurality of positioning holes are formed in the reinforcing plates (8) at equal intervals, and positioning piles (10) are inserted into the positioning holes.

3. The building envelope of a foundation pit bite pile foundation of claim 1, wherein: the foundation pit is characterized in that a foundation pit groove (5) is formed in the foundation pit base body (1), the reinforcing piles (3) are located at two ends of the top of the foundation pit groove (5), and a group of armor columns (11) are symmetrically distributed at one ends, close to each other, of the reinforcing piles (3).

4. A building envelope for a foundation pit bite pile foundation according to claim 3, wherein: the steel-clad column (11) is in sliding connection with the pressure-bearing beam (13), supporting rods (12) used for supporting are arranged at corners of the surface of the steel-clad column (11), supporting sliding blocks (14) matched with the supporting rods (12) are welded at corners of the outer wall of the pressure-bearing beam (13), and the supporting rods (12) are in sliding connection with the supporting sliding blocks (14).

5. The building envelope of foundation pit bite pile foundation of claim 4, wherein: two the one end that pressure-bearing roof beam (13) are close to each other is all fixed mounting has threaded connection head (15), the outside threaded connection of threaded connection head (15) has threaded sleeve (16), the outer wall welding of threaded sleeve (16) has carousel (17).