CN214738115U - A miniature stake pile bolck anchor draws supporting construction for finite space foundation ditch - Google Patents
A miniature stake pile bolck anchor draws supporting construction for finite space foundation ditch Download PDFInfo
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- CN214738115U CN214738115U CN202120690304.0U CN202120690304U CN214738115U CN 214738115 U CN214738115 U CN 214738115U CN 202120690304 U CN202120690304 U CN 202120690304U CN 214738115 U CN214738115 U CN 214738115U
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- foundation pit
- anchor
- foundation ditch
- foundation
- finite space
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Abstract
The utility model belongs to the technical field of a micro pile top anchoring and supporting structure for a finite space foundation pit, in particular to a micro pile top anchoring and supporting structure for a finite space foundation pit, which comprises a foundation pit side wall micro pile, a foundation pit external micro pile and an anchor rope, wherein the foundation pit side wall micro pile is arranged on the surface of the foundation pit, the foundation pit external miniature piles are arranged at the outer side of the top of the foundation pit at a certain distance from the foundation pit excavation line, the foundation pit side wall miniature piles are fixedly connected with the foundation pit external miniature piles through the anchor cables, the utility model discloses the foundation pit external miniature piles are arranged at the outer side of the top of the foundation pit at a certain distance from the foundation pit excavation line, the pile tops are welded with waist beams, through anchor rope, backing plate, ground tackle, be connected foundation ditch lateral wall micropile with the outside micropile of foundation ditch, the micropile outside the hole utilizes foundation soil horizontal resistance to provide the counter-force for the anchor rope, has solved because of the restriction of operation space in the hole and hole top underground barrier block the unable condition of constructing the anchor rope.
Description
Technical Field
The utility model belongs to the technical field of a miniature stake pile bolck anchor that is used for finite space foundation ditch draws supporting construction, concretely relates to a miniature stake pile bolck anchor that is used for finite space foundation ditch draws supporting construction.
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.
In the linear foundation pit engineering with the excavation width of house construction and municipal engineering smaller than 3m and the large excavation depth, because the operation space in the foundation pit is limited, or underground obstacles such as more underground pipelines and foundations are distributed on the shallow layer of the top of the pit, anchor cables cannot be arranged in the pit, in order to control the deformation of the top of the foundation pit, only a support pile and internal support mode can be adopted for supporting, the operation space in the foundation pit is further limited, the engineering cost is high, and the overall progress of the engineering is restricted, therefore, the micro pile top anchor pulling supporting structure for the foundation pit with the limited space is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem that exists among the prior art, the utility model provides a miniature stake pile bolck anchor draws supporting construction for finite space foundation ditch has the characteristics that occupation space is few.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a miniature stake pile bolck anchor for finite space foundation ditch draws supporting construction, includes the miniature stake of foundation ditch lateral wall, the outside miniature stake of foundation ditch and anchor rope, the miniature stake of foundation ditch lateral wall sets up on the surface of foundation ditch, sets up apart from foundation ditch excavation line certain distance in the foundation ditch top outside the miniature stake of foundation ditch outside, the miniature stake of foundation ditch lateral wall with pass through between the outside miniature stake of foundation ditch fixed connection is carried out to the anchor rope.
As the utility model discloses a preferred technical scheme of supporting construction is drawn to miniature stake pile bolck anchor for finite space foundation ditch, the both ends of anchor rope run through respectively the miniature stake of foundation ditch lateral wall with the inside of the outside miniature stake of foundation ditch, just the top of anchor rope has set gradually waist rail, backing plate and ground tackle.
As the utility model discloses a preferred technical scheme of miniature stake pile bolck anchor supporting construction for finite space foundation ditch, the anchor rope is close to the one end surface of the miniature stake of foundation ditch lateral wall is provided with rubber pad one, the cavity has been seted up to the inside of anchor rope, installs No. two springs in the cavity, the lower extreme fixedly connected with rubber pad two of No. two springs.
As the utility model discloses a preferred technical scheme of miniature stake pile bolck anchor supporting construction for finite space foundation ditch, the surface of waist rail is provided with the rubber sleeve, the rubber sleeve with install a spring in the chamber groove that forms between the waist rail.
As the utility model discloses a preferred technical scheme of supporting construction is drawn to miniature stake pile bolck anchor for finite space foundation ditch, the waist roof beam basis the interval of anchor rope carries out the trompil, and the aperture of trompil passes in order to satisfy the anchor rope, sets up in trompil department the backing plate.
As the utility model discloses a preferred technical scheme of miniature stake pile bolck anchor pulling supporting construction for finite space foundation ditch, the length of anchor rope satisfies the stretch-draw requirement, and passes through the ground tackle is fixed the anchor rope.
Compared with the prior art, the beneficial effects of the utility model are that: a
(1) The utility model discloses set up the outside miniature stake of foundation ditch at the foundation ditch outside distance of foundation ditch excavation line certain distance, pile bolck welding waist rail, through anchor rope, backing plate, ground tackle, with foundation ditch lateral wall miniature stake with the outside miniature stake of foundation ditch is connected, the miniature stake outside the pit utilizes foundation soil horizontal resistance to provide the counter-force for the anchor rope, solved because of the restriction of operation space in the pit and the pit top underground barrier block the unable condition of constructing the anchor rope;
(2) the horizontal displacement of the top of the foundation pit can be obviously reduced through the foundation pit excavated by the utility model;
(3) through the utility model discloses can show the atress condition that improves the miniature stake of foundation ditch lateral wall, reduce miniature stake embedded depth degree, optimize miniature stake interval, practice thrift the engineering expense.
(4) Through the utility model discloses the inside no other hole inner support such as inner support of foundation ditch of excavation support the structure, has practiced thrift the inside construction operation space of foundation ditch, and then can practice thrift the engineering time.
(5) The utility model discloses a most of parts can retrieve after the foundation ditch is backfilled and recycle, have environmental protection, economy, practical characteristics.
(6) The utility model discloses well anchor rope all installs protection machanism on tip and the waist rail that is close to the miniature stake of foundation ditch lateral wall, has avoided the workman to take place to strike and harm with anchor rope, waist rail at the in-process head of construction.
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 structural view of the present invention;
FIG. 2 is a schematic view of the structure A in FIG. 1;
FIG. 3 is a schematic structural view of the middle waist rail of the present invention;
fig. 4 is a schematic structural view of the anchor cable of the present invention;
FIG. 5 is a schematic structural view of the connection between the anchor cable and the rubber pad of the present invention;
in the figure: 1. a foundation pit side wall micro pile; 2. a micro pile outside the foundation pit; 3. an anchor cable; 4. a wale; 5. an anchorage device; 6. a base plate; 7. a rubber sleeve; 8. a first spring; 9. a first rubber pad; 10. a second rubber pad; 11. and a second spring.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a miniature stake pile bolck anchor draws supporting construction for finite space foundation ditch, including foundation ditch lateral wall miniature stake 1, the outside miniature stake 2 of foundation ditch and anchor rope 3, foundation ditch lateral wall miniature stake 1 sets up the surface at the foundation ditch, set up the outside miniature stake 2 of foundation ditch apart from the excavation line certain distance of foundation ditch in the foundation ditch top outside, carry out fixed connection through anchor rope 3 between the miniature stake 1 of foundation ditch lateral wall and the outside miniature stake 2 of foundation ditch, in this embodiment, the lateral wall miniature stake 1 of foundation ditch is closely laminated with the lateral wall of foundation ditch and is strutted, the outside miniature stake 2 of foundation ditch sets up can avoid supporting mechanism to occupy the limited space of foundation ditch in the outside of foundation ditch, influence the construction, connect through anchor rope 3 and can obviously reduce foundation ditch top horizontal displacement.
Specifically, the both ends of anchor rope 3 run through the inside of foundation ditch lateral wall micropile 1 and the outside micropile 2 of foundation ditch respectively, and have set gradually waist rail 4, backing plate 6 and ground tackle 5 at the top of anchor rope 3, in this embodiment, reach fixed connection, sealed effect.
Specifically, the one end surface that anchor rope 3 is close to foundation ditch lateral wall micropile 1 is provided with rubber pad one 9, and the cavity has been seted up to the inside of anchor rope 3, installs No. two springs 11 in the cavity, and No. two springs 11's lower extreme fixedly connected with rubber pad two 10, in this embodiment, set up rubber pad two 10 in the below during installation anchor rope 3, when can collide with the head, carry out the effect of buffer protection through No. two springs 11, avoid being injured.
Specifically, the outer surface of waist rail 4 is provided with rubber sleeve 7, installs spring 8 in the chamber groove that forms between rubber sleeve 7 and waist rail 4, and in this embodiment, the head contacts through rubber sleeve 7 when colliding with waist rail 4 and prevents to damage, and spring 8 shrink protective effect is better when colliding with the tip of waist rail 4.
Specifically, the wale 4 is holed according to the interval of anchor rope 3, and the aperture of trompil is in order to satisfy anchor rope 3 and pass, sets up backing plate 6 in trompil department, and in this embodiment, the anchor rope 3 of being convenient for can normally pass inside the wale 4.
Specifically, the length of the anchor cable 3 meets the tensioning requirement, and the anchor cable 3 is fixed through the anchor 5.
The utility model discloses a theory of operation and use flow: in the use process of the utility model, the distance between the micro pile and the pile length can be determined after calculation according to the actual conditions of excavation depth of the foundation pit, stratum and the like before construction, firstly, the foundation pit side wall is supported by installing the micro pile 1 on the side wall of the foundation pit, the micro pile 2 outside the foundation pit is installed outside the foundation pit, the waist beam 4 is respectively welded on the top parts of the micro pile 1 on the side wall of the foundation pit and the micro pile 2 outside the foundation pit, a groove with the thickness of about 150 plus 200 mm is excavated in the area needing to install the anchor cable 3, the backing plate 6 is placed at the position of the opening of the waist beam 4, the anchor cable 3 is penetrated and backfilled, finally, the anchor cable 3 is fixed by utilizing the anchorage device 5, the construction of the supporting mechanism is completed, the supporting mechanism is prevented from occupying a large amount of space to influence the construction, the overall progress of the engineering is restricted, in the construction process, workers work in the foundation pit, the head part collides with the end parts of the waist beam 4 and the anchor cable 3 to be injured, the surface of waist roof beam 4 is provided with rubber sleeve 7 in the device, and installs a spring 8 in the chamber groove that rubber sleeve 7 and waist roof beam 4 formed, is provided with rubber pad 9 at the tip that anchor rope 3 is close to foundation ditch lateral wall micropile 1, and installs No. two springs 11 in the cavity, No. two springs 11's lower extreme and two 10 fixed connection of rubber pad, and then workman's head and waist roof beam 4 or anchor rope 3 bump and can carry out buffer protection, avoid the workman injured.
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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a miniature stake pile bolck anchor draws supporting construction for finite space foundation ditch, includes foundation ditch lateral wall miniature stake (1), outside miniature stake (2) of foundation ditch and anchor rope (3), its characterized in that: foundation ditch lateral wall micropile (1) set up on the surface of foundation ditch, set up apart from foundation ditch excavation line certain distance in the foundation ditch top outside foundation ditch outside micropile (2), foundation ditch lateral wall micropile (1) with pass through between foundation ditch outside micropile (2) anchor rope (3) carry out fixed connection.
2. The micro pile top anchor-pulling support structure for a finite space foundation pit according to claim 1, wherein: the two ends of the anchor cable (3) penetrate through the inner portions of the foundation pit side wall micro pile (1) and the foundation pit outer micro pile (2) respectively, and a waist beam (4), a base plate (6) and an anchorage device (5) are sequentially arranged at the top of the anchor cable (3).
3. The micro pile top anchor-pulling support structure for a finite space foundation pit according to claim 1, wherein: the anchor rope (3) are close to the outer surface of one end of the foundation pit side wall miniature pile (1) and are provided with a first rubber pad (9), a cavity is formed in the anchor rope (3), a second spring (11) is installed in the cavity, and a second rubber pad (10) is fixedly connected to the lower end of the second spring (11).
4. The micro pile top anchor-pulling support structure for the finite space foundation pit according to claim 2, wherein: the outer surface of the waist beam (4) is provided with a rubber sleeve (7), and a first spring (8) is installed in a cavity groove formed between the rubber sleeve (7) and the waist beam (4).
5. The micro pile top anchor-pulling support structure for the finite space foundation pit according to claim 2, wherein: the waist beam (4) is perforated according to the distance between the anchor cables (3), the hole diameter of the perforated hole is designed to meet the requirement that the anchor cables (3) penetrate through the perforated hole, and the base plate (6) is arranged at the perforated hole.
6. The micro pile top anchor-pulling support structure for the finite space foundation pit according to claim 2, wherein: the length of the anchor cable (3) meets the tensioning requirement, and the anchor cable (3) is fixed through the anchor device (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690304.0U CN214738115U (en) | 2021-04-06 | 2021-04-06 | A miniature stake pile bolck anchor draws supporting construction for finite space foundation ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690304.0U CN214738115U (en) | 2021-04-06 | 2021-04-06 | A miniature stake pile bolck anchor draws supporting construction for finite space foundation ditch |
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| CN214738115U true CN214738115U (en) | 2021-11-16 |
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| CN202120690304.0U Expired - Fee Related CN214738115U (en) | 2021-04-06 | 2021-04-06 | A miniature stake pile bolck anchor draws supporting construction for finite space foundation ditch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324070A (en) * | 2022-08-23 | 2022-11-11 | 山东建筑大学 | Spiral anchor foundation pit supporting structure and construction method |
-
2021
- 2021-04-06 CN CN202120690304.0U patent/CN214738115U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324070A (en) * | 2022-08-23 | 2022-11-11 | 山东建筑大学 | Spiral anchor foundation pit supporting structure and construction method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |