CN220433668U - Novel double-row pile combined front support supporting structure - Google Patents
Novel double-row pile combined front support supporting structure Download PDFInfo
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- CN220433668U CN220433668U CN202321650834.8U CN202321650834U CN220433668U CN 220433668 U CN220433668 U CN 220433668U CN 202321650834 U CN202321650834 U CN 202321650834U CN 220433668 U CN220433668 U CN 220433668U
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- 239000002689 soil Substances 0.000 claims abstract description 13
- 238000010276 construction Methods 0.000 claims description 11
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000009412 basement excavation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model belongs to the technical field of foundation pit engineering, and particularly discloses a novel double-row pile combined front support structure, which comprises a front row pile, a rear row pile, a front support pile, umbrella-shaped pull rods, a top beam, a crown beam and a waist beam, wherein the front row pile is positioned at one side of the rear row pile, crown beams are arranged at the tops of the front row pile and the rear row pile, and the bottoms of the front row pile and the rear row pile are deep into a holding soil layer; the umbrella-shaped pull rod comprises a pull rod head, a first hinge, a sliding groove, a tensioning wing, a tie rod, a second hinge, a rod body, a nut, a third hinge, a connecting main rod and a connecting wedge head, wherein threads matched with the nut are arranged at the end part of the rod body, the pull rod head is located at one end of the rod body far away from the threads, the sliding groove is arranged at the inner side of the tensioning wing, the connecting wedge head is connected in a sliding manner in the sliding groove, one end of the connecting rod is hinged to the connecting wedge head through the second hinge, when the tensioning wing is pulled, the tensioning wing is subjected to pulling force and then rotates on the pull rod head through the first hinge, and meanwhile the tensioning wing is tilted, so that the tensioning wing is opened.
Description
Technical Field
The utility model relates to the technical field of foundation pit engineering, in particular to a novel double-row pile combined front support structure.
Background
In foundation pit engineering, when the field soil is weak, the excavation depth is large, the area is large or the horizontal support is arranged to have great influence on construction and cost, double-row pile support is often adopted, a space portal frame type support structure system is formed through reinforced concrete filling piles, top beams and connecting beams, the lateral rigidity of the support system is increased, and the lateral deformation of the foundation pit is limited.
In recent years, in the development of soft soil foundation pit engineering, the soft soil foundation pit engineering has deeper and deeper excavation depth, larger excavation area and stricter deformation control requirements. Under severe construction conditions, the traditional double-row pile supporting system is difficult to meet the requirements of relevant deformation and internal force control; if the double-row piles are horizontally supported, driven pile anchors are needed to be used for locking the double-row piles, but when the existing double-row piles are used for installing the pile anchors, holes are drilled on pile bodies of the double-row piles, so that the pile bodies of the double-row piles are damaged, cracks can be formed on the double-row piles, the stability of the double-row piles is reduced, meanwhile, the problems of long construction period, poor economy, low safety coefficient of a dismantling and supporting working condition and the like exist. The novel double-row pile has the characteristics of high supporting rigidity and full play of supporting capacity of the supporting pile.
Disclosure of Invention
The utility model aims to provide a novel double-row pile combined front support structure and a construction method thereof, which are used for solving the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel double-row pile combined front support supporting structure comprises a front row pile, a rear row pile, a front support pile, an umbrella-shaped pull rod, a top beam, a crown beam and a waist beam, wherein the front row pile is positioned on one side of the rear row pile, crown beams are arranged at the tops of the front row pile and the rear row pile, and the bottoms of the front row pile and the rear row pile are deep into a holding soil layer; the umbrella-shaped pull rod comprises a pull rod head, a first hinge, a sliding groove, a tensioning wing, a tie rod, a second hinge, a rod body, a nut, a third hinge, a connecting main rod and a connecting wedge head, wherein threads matched with the nut are arranged at the end part of the rod body, the pull rod head is located at one end of the rod body far away from the threads, the end part of the tensioning wing is hinged on the pull rod head through the first hinge, the sliding groove is arranged on the inner side of the tensioning wing, the connecting rod wedge head is slidably connected in the sliding groove, one end of the connecting rod is hinged on the connecting rod wedge head through the second hinge, the other end of the connecting rod is hinged on the rod body through the third hinge, when the tensioning wing is pulled, the tensioning wing is pulled to rotate on the pull rod head through the first hinge, meanwhile, the connecting rod is pulled by the sliding groove to enable the connecting wedge head to slide in the sliding groove, meanwhile, one end of the connecting rod body rotates on the connecting wedge head through the third hinge, and the tensioning wing can be opened through the third hinge on the rod body.
Preferably, the back row piles are provided with a plurality of groups, each group of back row piles corresponds to the front row piles, the front row piles and the plurality of groups of back row piles are arranged in a rectangular array and are parallel to the foundation pit side line, every two back row piles are a group, and the distance between the plurality of groups of back row piles is two pile positions.
Preferably, the top cover is arranged on the top cover, the top cover is perpendicular to the tops of the front row piles and the rear row piles, the tops of the front row piles and the rear row piles are deep into the top cover, the top cover is mainly used for connecting the top cover, and the top cover can also play a role in reinforcing support.
Preferably, one end of the front supporting pile penetrates into the crown beam, the other end of the front supporting pile penetrates into the holding soil layer, the front supporting pile can mainly improve the integral supporting force of the front row piles and the rear row piles, and the inclination angle of the front supporting pile is 20-45 degrees.
Preferably, the waist beams are arranged on one side of the front row piles away from the rear row piles, and the waist beams are mutually perpendicular between the rear row piles.
Preferably, an adhesive force rod is arranged at one end, far away from the first hinge, of the tensioning wing, the adhesive force rod and the tensioning wing are integrally formed, and the adhesive force rod mainly enables the umbrella-shaped pull rod to have an adhesive force point so as to be convenient to fix the umbrella-shaped pull rod.
Preferably, each group of rear row piles is provided with an umbrella-shaped pull rod, the threaded ends of the umbrella-shaped pull rods penetrate through the rear row piles, the front row piles and the waist beams and are connected with nuts in a threaded mode, the umbrella-shaped pull rods are fastened on the waist beams through the connecting nuts, and the nuts can be screwed down to loosen the umbrella-shaped pull rods.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model fixes the front row piles, the rear row piles and the front supporting piles by using the crown beams and the top beams, and fixes the front row piles, the rear row piles and the front supporting piles together by using the crown beams and the top beams, thereby effectively controlling the deformation of excavation of the foundation pit, improving the rigidity of a supporting system, reducing the internal force of the supporting piles and greatly reducing the construction cost. And the umbrella-shaped pull rod can be directly inserted into the rear row piles and the front row piles, and after being inserted into the bottom, the umbrella-shaped pull rod can be supported by the tensioning wings, and finally the umbrella-shaped pull rod is fixed by the nuts, so that the construction difficulty is greatly reduced, and the construction period of foundation pit engineering is shortened.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic plan view of the present utility model;
FIG. 4 is a schematic view of the closed state structure of the umbrella pull rod of the utility model;
FIG. 5 is a schematic diagram of the tension state structure of the umbrella tie rod of the present utility model;
FIG. 6 is a schematic view of the structure of the connecting node of the tie rod and the chute according to the present utility model.
In the figure: 1. front row piles; 2. rear row piles; 3. front supporting piles; 4. umbrella-shaped pull rod; 5. a capping beam; 6. a crown beam; 7. waist beam; 41. a pull rod head; 42. a first hinge; 43. a chute; 44. tensioning the wing; 45. a tie bar; 46. a second hinge; 47. a rod body; 48. a nut; 49. a third hinge; 452. the wedge is contacted.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1-6, the present utility model provides a technical solution: the novel double-row pile combined front support supporting structure comprises a front row pile 1, a rear row pile 2, a front support pile 3, an umbrella-shaped pull rod 4, a top beam 5, a crown beam 6 and a waist beam 7, wherein the front row pile 1 is positioned on one side of the rear row pile 2, crown beams 6 are arranged at the tops of the front row pile 1 and the rear row pile 2, and the bottoms of the front row pile 1 and the rear row pile 2 are deep into a holding soil layer; the umbrella-shaped pull rod 4 comprises a pull rod head 41, a first hinge 42, a sliding groove 43, a tensioning wing 44, a connecting rod 45, a second hinge 46, a rod body 47, a nut 48, a third hinge 49 and a connecting wedge 452, threads matched with the nut 48 are arranged at the end part of the rod body 47, the pull rod head 41 is positioned at one end of the rod body 47 far away from the threads, the end part of the tensioning wing 44 is hinged on the pull rod head 41 through the first hinge 42, the sliding groove 43 is arranged at the inner side of the tensioning wing 44, the connecting wedge 452 is connected in a sliding manner in the sliding groove 43, one end of the connecting rod 45 is hinged on the connecting wedge 452 through the second hinge 46, the other end of the connecting rod 45 is hinged on the connecting wedge 452 through the third hinge 49, when the tensioning wing 44 is pulled, the tensioning wing 44 is pulled to rotate on the pull rod body 41 through the first hinge 42, meanwhile, the connecting rod 45 is pulled simultaneously, the connecting rod 452 is pulled in the sliding manner in the sliding groove 43, one end of the connecting rod 45 rotates on the connecting wedge 452 through the third hinge 49, and the other end of the umbrella-shaped pull rod 4 rotates on the rod body 44 through the third hinge 49.
Further, the rear row piles 2 are provided with a plurality of groups, each group of rear row piles 2 corresponds to the front row piles 1, the front row piles 1 and the plurality of groups of rear row piles 2 are arranged in a rectangular array and are parallel to the side line of the foundation pit, every two rear row piles 2 are in one group, and the distance between the plurality of groups of rear row piles 2 is two pile positions.
Further, the top capping beam 5 is arranged on the top capping beam 6, the top capping beam 6 is perpendicular to the tops of the front row piles 1 and the rear row piles 2, the tops of the front row piles 1 and the rear row piles 2 are deep into the top capping beam 6, the top capping beam 5 is mainly used for connecting the top capping beam 6, and the top capping beam 5 can also play a role in reinforcing and supporting.
Furthermore, one end of the front supporting pile 3 stretches into the crown beam 6, the other end of the front supporting pile stretches into the holding soil layer, the front supporting pile 3 can mainly improve the integral supporting force of the front row piles 1 and the rear row piles 2, and the inclination angle of the front supporting pile 3 is 20-45 degrees.
Further, the waist beam 7 is disposed on a side of the front row piles 1 away from the rear row piles 2, and the waist beams 7 are perpendicular to each other between the rear row piles 2.
Further, an actuating lever is disposed at one end of the tensioning wing 44 away from the first hinge 42, and the actuating lever and the tensioning wing 44 are integrally formed, and the actuating lever mainly makes the umbrella-shaped pull rod 4 have an actuating point, so as to fix the umbrella-shaped pull rod 4 conveniently.
Further, each group of rear row piles 2 is provided with an umbrella-shaped pull rod 4, the threaded ends of the umbrella-shaped pull rods 4 penetrate through the rear row piles 2, the front row piles 1 and the waist beams 7 and are connected with nuts 48 in a threaded mode, the umbrella-shaped pull rods 4 are fastened on the waist beams 7 through the connection nuts 48, and the nuts 48 can be screwed down to loosen the umbrella-shaped pull rods 4.
Working principle: during construction, the site leveling is ensured according to site adjustment, then the construction position is determined, the front row piles 1 are vertically driven into a holding force soil layer, then a plurality of groups of rear row piles 2 are vertically driven into the holding force soil layer according to the position of the front row piles 1, then the front support piles 3 are obliquely driven into the holding force soil layer, then the crown beam 6 with the top beam 5 is connected to the tops of the front row piles 1, the rear row piles 2 and the front support piles 3, the crown beam 6 and the top beam 5 are utilized to connect the front support piles 3, the rear row piles 2 and the front row piles 1 together, after the supporting systems of the rear row piles 2, the front row piles 1 and other parts meet the strength requirement, the foundation pit is opened, the foundation pit is excavated to the pit bottom elevation, then the waist beam 7 is installed on the front row piles 1, and after the waist beam 7 is fixed, the umbrella-shaped pull rod 4 can pass through the gaps between the rear row piles 2 and the gaps between the front row piles 1 of each group, finally passes through the waist beam 7, and is inserted into the bottom, so that after the tension rod of the tension wing 44 is propped against the rear row piles 2, the tension wing 44 is rotated on the pull rod head 41 through the first hinge 42 due to the fact that the tension wing 44 is lifted up by force, the connecting wedge head 452 slides in the sliding groove 43 by pulling the connecting rod 45 through the sliding groove 43 on the tension wing 44, the two ends of the connecting rod 45 rotate on the connecting wedge head 452 through the second hinge 46 and the third hinge 49 respectively, the umbrella-shaped pull rod 4 is in a state, and then the nut 48 is screwed on the threaded end of the umbrella-shaped pull rod 4 to fix the umbrella-shaped pull rod 4 on the waist beam 7, so that construction is completed.
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 (7)
1. Novel double row pile combination front support supporting construction, its characterized in that: the pile comprises a front pile (1), a rear pile (2), a front supporting pile (3), an umbrella-shaped pull rod (4), a top pressing beam (5), a crown beam (6) and a waist beam (7), wherein the front pile (1) is positioned on one side of the rear pile (2), crown beams (6) are arranged at the tops of the front pile (1) and the rear pile (2), and the bottoms of the front pile (1) and the rear pile (2) are deep into a holding soil layer; umbrella-shaped pull rod (4) include pull rod head (41), first hinge (42), spout (43), stretch-draw wing (44), contact rod (45), second hinge (46), body of rod (47), nut (48), third hinge (49) and contact wedge (452), umbrella-shaped pull rod (4) tip be equipped with the screw thread of nut (48) adaptation, pull rod head (41) are located umbrella-shaped pull rod (4) and keep away from the one end of screw thread, stretch-draw wing (44) tip articulates on pull rod head (41) through first hinge (42), stretch-draw wing (44) inboard is equipped with spout (43), sliding connection has contact wedge (452) in spout (43), contact rod (45) one end articulates on contact wedge (452) through second hinge (46), contact rod (45) other end articulates on umbrella-shaped pull rod (4) through third hinge (49).
2. The novel double-row pile combined front support structure according to claim 1, wherein: the rear row piles (2) are provided with a plurality of groups, each group of rear row piles (2) corresponds to the front row piles (1), the front row piles (1) and the plurality of groups of rear row piles (2) are arranged in a rectangular array and are parallel to the side line of the foundation pit, every two rear row piles (2) are in one group, and the distance between the plurality of groups of rear row piles (2) is two pile positions.
3. The novel double-row pile combined front support structure according to claim 1, wherein: the crown beam (6) is provided with a capping beam (5), the crown beam (6) is perpendicular to the tops of the front row piles (1) and the rear row piles (2), and the tops of the front row piles (1) and the rear row piles (2) are deep into the crown beam (6).
4. The novel double-row pile combined front support structure according to claim 1, wherein: the front supporting piles (3) are arranged in the crown beam (6) in a penetrating mode, one ends of the front supporting piles (3) penetrate through the crown beam (6) and the other ends of the front supporting piles penetrate through the holding soil layer, the supporting force of the front row of piles (1) and the rear row of piles (2) is mainly improved, and the inclination angle of the front supporting piles (3) is 20-45 degrees.
5. The novel double-row pile combined front support structure according to claim 1, wherein: the waist beam (7) is arranged on one side, far away from the rear row piles (2), of the front row piles (1), and the waist beam (7) is mutually perpendicular between the rear row piles (2).
6. The novel double-row pile combined front support structure according to claim 1, wherein: and an adhesive force rod is arranged at one end, far away from the first hinge (42), of the tensioning wing (44), and the adhesive force rod and the tensioning wing (44) are integrally formed.
7. The novel double-row pile combined front support structure according to claim 1, wherein: and each group of rear row piles (2) is provided with an umbrella-shaped pull rod (4), and the threaded ends of the umbrella-shaped pull rods (4) penetrate through the rear row piles (2), the front row piles (1) and the waist beams (7) and are in threaded connection with nuts (48).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321650834.8U CN220433668U (en) | 2023-06-27 | 2023-06-27 | Novel double-row pile combined front support supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321650834.8U CN220433668U (en) | 2023-06-27 | 2023-06-27 | Novel double-row pile combined front support supporting structure |
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| Publication Number | Publication Date |
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| CN220433668U true CN220433668U (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321650834.8U Active CN220433668U (en) | 2023-06-27 | 2023-06-27 | Novel double-row pile combined front support supporting structure |
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| CN (1) | CN220433668U (en) |
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2023
- 2023-06-27 CN CN202321650834.8U patent/CN220433668U/en active Active
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