CN214301768U - Elevator foundation pit supporting structure - Google Patents
Elevator foundation pit supporting structure Download PDFInfo
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- CN214301768U CN214301768U CN202023024331.9U CN202023024331U CN214301768U CN 214301768 U CN214301768 U CN 214301768U CN 202023024331 U CN202023024331 U CN 202023024331U CN 214301768 U CN214301768 U CN 214301768U
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Abstract
The utility model relates to an elevator foundation ditch supporting construction belongs to deep basal pit elevartor shaft construction field, including the foundation ditch, the outer peripheral face of foundation ditch has set firmly the stirring stake of many vertical settings, and concrete cushion and waterproof layer have been laid by supreme down in proper order to the bottom of foundation ditch, and one side that is close to the stirring stake on the lateral wall of foundation ditch has set gradually stone bed course, reinforcing bar stratum reticulare and back up layer, and the rigid coupling has the back up ring that the level set up on the back up layer, and the equal threaded connection in each limit middle part of back up ring has bolt one. The cooperation on stirring stake, stone bed course and the reinforcing bar net layer that this application set up makes the foundation ditch more firm, and this kind of foundation ditch structure does not rely on environment on every side, and does not have the influence to environment on every side, has improved the resistance to deformation ability and the ability of anti aversion of foundation ditch to reduce the probability that the foundation ditch takes place to warp in the use, improved the security performance of foundation ditch greatly.
Description
Technical Field
The application relates to deep basal pit elevartor shaft construction field especially relates to an elevator foundation ditch supporting construction.
Background
Along with social economy's development, more and more high-rise building appears, and simultaneously, the elevator also more and more extensively is used as the transportation equipment that is used for in the building, and the elevartor shaft is the well of installation elevator in the building, and the elevartor shaft foundation ditch is the important process of elevartor shaft construction, and the construction of elevartor shaft foundation ditch not only can prevent the inside mechanical part of intaking of well, in the protection elevator well simultaneously.
The existing elevator foundation pit supporting structure used in the related art generally comprises a soil nailing wall type structure, mainly utilizes cohesive force and friction force between soil nails obliquely arranged and surrounding soil bodies to further structure the soil bodies, then reinforcing mesh is arranged on a supporting slope surface, and fine stone concrete is sprayed to combine local soil bodies and deep stable soil bodies at an excavation surface into a whole to form a supporting wall surface.
In view of the above-described related art, the inventors consider that such a supporting structure mainly uses the structure of the surrounding soil to form a supporting wall surface, and the formation of the supporting wall surface depends on the surrounding environment and has an influence on the environment.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem of the support wall surface being formed depending on the surrounding environment as indicated in the above-mentioned background art, the present application provides an elevator pit support structure.
The application provides a pair of elevator underground structure adopts following technical scheme:
the utility model provides an elevator underground structure, includes the foundation ditch, the outer peripheral face of foundation ditch has set firmly the stirring stake of many vertical settings, the bottom of foundation ditch has been laid concrete cushion and waterproof layer by supreme down in proper order, one side that is close to the stirring stake on the lateral wall of foundation ditch has set gradually stone bed layer, reinforcing bar stratum reticulare and back up coat, the rigid coupling has the back up ring that the level set up on the back up coat, the equal threaded connection in each limit middle part of back up ring has bolt one.
Through adopting above-mentioned technical scheme, the steadiness of reinforcing foundation ditch is consolidated in the setting of reinforcing bar net layer and back up coat, and the holistic stability of foundation ditch is further consolidated in setting up of back up ring, and the setting of bolt one is used for fixed back up ring, and the cooperation of stirring stake, stone bed course and reinforcing bar net layer is used, does not rely on the environment on every side, and does not have the influence to the environment on every side, has improved the resistance to deformation ability of foundation ditch moreover, has improved the security performance of foundation ditch greatly.
Optionally, a horizontally arranged connecting rod is fixedly connected between two adjacent stirring piles.
Through adopting above-mentioned technical scheme, the connecting rod is located between two adjacent stirring stake, further strengthens the stability between two stirring stakes, and then has consolidated the stability between the foundation ditch.
Optionally, the adjacent two sides of each reinforcing ring are provided with telescopic rods.
Through adopting above-mentioned technical scheme, the telescopic link has the supporting role to two adjacent both sides on the reinforcing ring, further consolidates the stability between the reinforcing ring.
Optionally, both ends of the telescopic link are hinged with sliding blocks, the sliding blocks are connected to the reinforcing ring in a sliding mode, the sliding direction of the sliding blocks is horizontally arranged, and the end portions of the sliding blocks are connected with second bolts in a butting mode.
Through adopting above-mentioned technical scheme, the relative position between telescopic link and the reinforcement ring can be adjusted in the setting of slider, satisfies different operating condition's demand.
Optionally, the telescopic rod comprises a fixing sleeve and an extension rod inserted into the fixing sleeve, a plurality of first threaded holes are formed in the fixing sleeve along the axis direction of the fixing sleeve, and a third bolt is connected to the first threaded holes in a threaded manner.
Through adopting above-mentioned technical scheme, the relative position between fixed cover and the extension rod is used for to the bolt three, screws up corresponding screw hole one with bolt three in to the length of fixed telescopic link.
Optionally, the diameter of the stirring pile is 550-600 mm.
Through adopting above-mentioned technical scheme, the setting of the scope of the diameter of stirring stake has not only guaranteed that the stirring stake has higher intensity, moreover furthest's saving construction cost.
Optionally, the adjacent both sides of reinforcing ring have all been seted up the groove that slides, each the slider all slides and connects in the inslot that slides that corresponds.
Through adopting above-mentioned technical scheme, the groove that slides plays the guide effect corresponding to sliding of slider.
Optionally, the reinforcing layer is a cement mortar waterproof reinforcing layer.
Through adopting above-mentioned technical scheme, setting up of cement mortar waterproof back up coat has improved the steadiness of foundation ditch.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the utility model provides a stirring stake that this application set up, the cooperation on stone bed course and reinforcing bar net layer, it is more firm to make the foundation ditch, this kind of foundation ditch structure does not rely on environment on every side, and do not have the influence to environment on every side, stone bed course and reinforcing bar net layer have set gradually in the foundation ditch, the stability of foundation ditch has been improved, be provided with the stirring stake in the foundation ditch, the anti deformability of foundation ditch and the ability of anti aversion have been improved, thereby the probability that the foundation ditch takes place to warp in the use has been reduced, the security performance of foundation ditch has been improved greatly.
2. This application sets up the stirring stake, still is provided with the connecting rod between each stirring stake, and the setting of connecting rod has further stabilized the stability between each stirring stake.
Drawings
Fig. 1 is a sectional view of an elevator pit supporting structure according to an embodiment of the present application.
Fig. 2 is a cross-sectional view of a raised reinforcing ring of an elevator pit supporting structure according to an embodiment of the present application.
Fig. 3 is an enlarged schematic view of a in fig. 1.
Description of reference numerals: 1. a foundation pit; 11. stirring the piles; 111. a connecting rod; 12. a stone cushion layer; 13. a reinforcing mesh layer; 14. a reinforcement layer; 15. a concrete cushion; 151. a waterproof layer; 2. a reinforcing ring; 21. a first bolt; 22. a sliding groove; 23. a slider; 231. a second bolt; 3. a telescopic rod; 31. fixing a sleeve; 311. a first threaded hole; 312. a third bolt; 32. an extension rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses elevator underground structure.
Referring to fig. 1, an elevator foundation pit supporting structure comprises a foundation pit 1, wherein the foundation pit 1 is located below the ground, the foundation pit 1 is arranged in a rectangular shape, a plurality of vertically arranged stirring piles 11 are fixedly arranged on the outer peripheral surface of the foundation pit 1, the diameter of each stirring pile 11 is 550-600mm, a horizontally arranged connecting rod 111 is fixedly connected between two adjacent stirring piles 11, the arrangement of each connecting rod 111 further strengthens the stability between the stirring piles 11, and in addition, the three adjacent stirring piles 11 can form a triangle by the top end;
one side that is close to mixing pile 11 on the inner wall of foundation ditch 1 has been pour stone bed course 12, one side butt that mixing pile 11 is close to stone bed course 12 is in stone bed course 12, one side that is close to stone bed course 12 on the lateral wall of foundation ditch 1 has all set firmly reinforcing mesh layer 13, reinforcing mesh layer 13 consolidates the steadiness of foundation ditch 1, one side that is close to reinforcing mesh layer 13 on the lateral wall of foundation ditch 1 has all been pour back up coat 14, reinforcing coat 14 adopts the waterproof back up coat of cement mortar that thickness is 25-35mm, in addition, the bottom of foundation ditch 1 has been laid concrete bed 15 and waterproof layer 151 by supreme down in proper order, waterproof layer 151 is waterproofing membrane.
Referring to fig. 2 and 3, a horizontally arranged reinforcing ring 2 is fixedly connected to the reinforcing layer 14, the reinforcing ring 2 is arranged in a rectangular shape, a first bolt 21 is connected to the middle of each side of the reinforcing ring 2 in a threaded manner, the first bolt 21 is arranged horizontally in the axis direction, the reinforcing ring 2 is further fixed by the first bolt 21, sliding grooves 22 are formed in two adjacent sides of the reinforcing ring 2, the sliding grooves 22 are arranged horizontally in the length direction, a sliding block 23 is connected to each sliding groove 22 in a sliding manner, a second bolt 231 is connected to each sliding block 23 in a threaded manner, the end portions of the second bolts 231 abut against the sliding grooves 22, the second bolts 231 are tightened, the sliding blocks 23 are fixed, the second bolts 231 are loosened, and the sliding blocks 23 are moved;
the two adjacent sides of the reinforcing ring 2 are provided with the telescopic rods 3, two ends of each telescopic rod 3 are hinged to the sliding blocks 23 on the two adjacent sides, each telescopic rod 3 comprises a fixing sleeve 31 and an extension rod 32 inserted into the fixing sleeve 31, the fixing sleeve 31 and the extension rod 32 are coaxially arranged, a plurality of first threaded holes 311 are formed in the fixing sleeve 31 along the axis direction of the fixing sleeve 31, a third bolt 312 is connected to the first threaded holes 311 in a threaded mode, when the reinforcing ring is used, the extension rods 32 are moved to a proper length, then the third bolt 312 is screwed down to fix the extension rods 32, and the telescopic rods 3 are used for further supporting the reinforcing layers 14; meanwhile, the angle between the telescopic rod 3 and the adjacent reinforcing ring 2 can be adjusted by moving each sliding block 23, so that the adjustment of different working conditions is realized.
During specific implementation, the mixing piles 11 are vertically arranged on the outer peripheral surface of the foundation pit 1, then the connecting rods 111 are connected between two adjacent mixing piles 11, the top ends of the three adjacent mixing piles 11 can form a triangle, then a stone cushion layer 12 is poured on the side wall of the foundation pit 1, and one side of the stone cushion layer 12 abuts against one side of each mixing pile 11; a reinforcing mesh layer 13 is arranged on the side wall of the stone cushion layer 12, and a reinforcing layer 14 is poured on one side of the reinforcing mesh layer 13;
the reinforcing layer 14 is horizontally and fixedly connected with a reinforcing ring 2, the reinforcing ring 2 is provided with a movable telescopic rod 3, two ends of the telescopic rod 3 are hinged with sliding blocks 23, the sliding blocks 23 are connected to the reinforcing ring 2 in a sliding manner, and the telescopic rod 3 can be adjusted relative to the position between the reinforcing ring 2 by moving the telescopic rod 3 so as to adapt to different working conditions; meanwhile, the telescopic rod 3 can be extended or contracted to further assist the movement of the sliding block 23.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above 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 (8)
1. The utility model provides an elevator underground structure, includes foundation ditch (1), its characterized in that: the outer peripheral face of foundation ditch (1) has set firmly stirring stake (11) of many vertical settings, the bottom of foundation ditch (1) has laid concrete cushion layer (15) and waterproof layer (151) by supreme down in proper order, one side that is close to stirring stake (11) on the lateral wall of foundation ditch (1) has set gradually stone bed layer (12), reinforcing bar net layer (13) and back up coat (14), rigid coupling has back up ring (2) that the level set up on back up coat (14), the equal threaded connection in each limit middle part of back up ring (2) has bolt one (21).
2. The elevator pit supporting structure of claim 1, wherein: and a connecting rod (111) which is horizontally arranged is fixedly connected between two adjacent stirring piles (11).
3. The elevator pit supporting structure of claim 1, wherein: and the two adjacent sides of each reinforcing ring (2) are provided with telescopic rods (3).
4. An elevator pit supporting structure according to claim 3, wherein: both ends of telescopic link (3) all articulate there is slider (23), slider (23) all slide and connect on reinforcing ring (2), and the direction of sliding level setting of slider (23), threaded connection has the tip can butt in bolt two (231) of reinforcing ring (2) on slider (23).
5. An elevator pit supporting structure according to claim 3, wherein: the telescopic rod (3) comprises a fixing sleeve (31) and an extension rod (32) inserted into the fixing sleeve (31), a plurality of first threaded holes (311) are formed in the fixing sleeve (31) along the axis direction of the fixing sleeve (31), and a third bolt (312) is connected to the first threaded holes (311) in a threaded mode.
6. The elevator pit supporting structure of claim 1, wherein: the diameter of the stirring pile (11) is 550-600 mm.
7. The elevator pit supporting structure of claim 4, wherein: the adjacent both sides of reinforcing ring (2) have all been seted up and have been slided groove (22), each slider (23) all slide and connect in corresponding groove (22) that slides.
8. The elevator pit supporting structure of claim 1, wherein: the reinforcing layer (14) is a cement mortar waterproof reinforcing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023024331.9U CN214301768U (en) | 2020-12-15 | 2020-12-15 | Elevator foundation pit supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023024331.9U CN214301768U (en) | 2020-12-15 | 2020-12-15 | Elevator foundation pit supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214301768U true CN214301768U (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023024331.9U Active CN214301768U (en) | 2020-12-15 | 2020-12-15 | Elevator foundation pit supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214301768U (en) |
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2020
- 2020-12-15 CN CN202023024331.9U patent/CN214301768U/en active Active
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