CN210177514U - Supporting structure - Google Patents
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- CN210177514U CN210177514U CN201920601679.8U CN201920601679U CN210177514U CN 210177514 U CN210177514 U CN 210177514U CN 201920601679 U CN201920601679 U CN 201920601679U CN 210177514 U CN210177514 U CN 210177514U
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Abstract
The utility model relates to a supporting construction. The supporting structure comprises a first supporting pile and a second supporting pile, the first supporting pile is provided with a first connecting piece, and the second supporting pile is provided with a second connecting piece. The first connecting piece is provided with a first clamping portion, the second connecting piece is provided with a second clamping portion, and the first clamping portion is matched with the second clamping portion in a clamping mode so that the first connecting piece and the second connecting piece can be clamped and fixed. Above-mentioned supporting construction has better shearing, compressive capacity, and then has avoided supporting construction in the multichannel or a plurality of anchor rope structure of need constructing on supporting construction increases supporting construction strength problem, has reduced the construction degree of difficulty and cost.
Description
Technical Field
The utility model relates to a civil engineering technical field especially relates to a 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. Although most of the foundation pits belong to temporary engineering, the foundation pits are located in areas with dense houses or life lines. In order to ensure the safety of underground constructors and the surrounding environment of the foundation pit, protective measures such as retaining and reinforcing are required to be taken for the side wall of the foundation pit and the surrounding environment.
The Larsen steel sheet pile has the characteristics of high durability, high environmental protection and the like, so the Larsen steel sheet pile is widely applied to a foundation pit protection structure. However, the Larsen steel sheet pile has low rigidity, and needs to construct a multi-layer inner support or a plurality of anchor cable structures for reinforcement when applied to a deep foundation pit, so that the construction difficulty is high, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a supporting structure for improving the strength of the supporting structure of the foundation pit.
The utility model provides a supporting construction, its characterized in that includes first fender pile and second fender pile, first fender pile is provided with first connecting piece, second fender pile is provided with the second connecting piece, first connecting piece is equipped with first block portion, the second connecting piece is equipped with second block portion, first block portion with the cooperation of second block is so that first connecting piece with the second connecting piece joint is fixed.
The supporting structure is characterized in that the first connecting piece or the second connecting piece is respectively arranged on the first supporting pile and the second supporting pile, and the first connecting piece and the second connecting piece are clamped and fixed, so that the first supporting pile and the second supporting pile are connected with each other to form a continuous wall structure capable of retaining soil and stopping water, compared with a steel plate with poor surface rigidity, the supporting structure formed by clamping and fixing the first supporting pile and the second supporting pile can disperse pressure to the first supporting pile and the second supporting pile, and the first supporting pile and the second supporting pile have higher rigidity and bending resistance, so that the supporting structure has better shearing resistance and compression resistance, the problem that the strength of the supporting structure is increased by constructing a plurality of inner supports or a plurality of anchor cable structures on the supporting structure is avoided, the construction difficulty and the construction cost are reduced, and meanwhile, the supporting structure fixed by clamping and connecting the first connecting piece and the second connecting piece is convenient to install and disassemble, further reducing the construction difficulty and cost.
In one embodiment, the first clamping part is a groove, and the second clamping part is a protrusion matched with the groove; or, the first clamping part is a protrusion, the second clamping part is a groove matched with the protrusion, and the protrusion is arranged in the groove.
In one embodiment, the first engaging portion extends in a height direction of the first support pile and extends from one end of the first support pile to the other end of the first support pile, and the second engaging portion extends in a height direction of the second support pile and extends from one end of the second support pile to the other end of the second support pile.
In one embodiment, the first support pile is provided with two first connecting pieces, the two first connecting pieces are symmetrically arranged around the central axis of the first support pile, the second support pile is provided with two second connecting pieces, and the two second connecting pieces are symmetrically arranged around the central axis of the second support pile.
In one embodiment, the first connecting piece and the second connecting piece are respectively arranged on both sides of the first supporting pile and both sides of the second supporting pile.
In one embodiment, the supporting structure further includes a connection beam disposed perpendicular or approximately perpendicular to a height direction of the first supporting pile, and the connection beam connects the first supporting pile and the second supporting pile.
In one embodiment, the supporting structure further comprises a support member disposed in the foundation pit and abutting against the connection beam.
In one embodiment, the supporting member is provided with an expansion member, the supporting structure further comprises an expansion member, the supporting member comprises a first portion and a second portion, the first portion is connected with one end of the expansion member, the second portion is connected with the other end of the expansion member, and the expansion member is used for driving the first portion and the second portion to move close to or away from the connecting beam.
In one embodiment, the supporting structure further comprises an anchor cable, one end of the anchor cable is connected with the connecting beam, and the other end of the anchor cable is arranged in the soil layer.
In one embodiment, the number of the first support piles is at least two, the number of the second support piles is at least two, and the first support piles and the second support piles are alternately arranged.
Drawings
Fig. 1 is a schematic structural view of a supporting structure of an embodiment;
figure 2 is a front view of the supporting structure shown in figure 1;
fig. 3 is a schematic structural view of a supporting structure of another embodiment;
figure 4 is a cross-sectional view of one embodiment of a supporting structure;
fig. 5 is a flowchart of a construction method of a supporting structure of an embodiment;
fig. 6 is a flowchart of a construction method of a supporting structure according to another embodiment.
Description of reference numerals:
100. a support structure; 111. a first pile support; 112. a second support pile; 120. a first connecting member; 121. A first engaging portion; 130. a second connecting member; 131. a second engaging portion; 140. a connecting beam; 150. a support member; 151. a first support member; 152. a second support member; 153. a first part; 154. a second section; 161. A telescoping member; 162. a fixing member; 210. a foundation pit; 220. and (6) a soil layer.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.
Referring to fig. 1 and 2, an embodiment of the present application provides a supporting structure 100, which is used for protecting a foundation pit 210 such as retaining soil and seepage prevention and water stopping when the foundation pit 210 is excavated. Specifically, the supporting structure 100 of an embodiment includes a first supporting pile 111 and a second supporting pile 112, the first supporting pile 111 and the second supporting pile 112, the first supporting pile 111 is provided with a first connecting member 120, the second supporting pile 112 is provided with a second connecting member 130, and the first connecting member 120 is tightly connected with the second connecting member 130. Further, the first connecting member 120 and the second connecting member 130 are overlapped with each other, the first connecting member 120 is provided with a first engaging portion 121, the second connecting member 130 is provided with a second engaging portion 131, and the first engaging portion 121 and the second engaging portion 131 are matched with each other to fix the first connecting member 120 and the second connecting member 130 in a clamping manner.
Specifically, the first support pile 111 and the second support pile 112 are prestressed concrete pipe piles, the first connecting member 120 and the second connecting member 130 are steel members, and the first connecting member 120 and/or the second connecting member 130 are embedded into the prestressed concrete pipe before the prestressed concrete pipe is cured to form the first support pile 111 or the second support pile 112.
In the supporting structure 100, the first connecting member 120 or the second connecting member 130 is respectively disposed on the first supporting pile 111 and the second supporting pile 112, and the first connecting member 120 and the second connecting member 130 are clamped and fixed to each other, so that the first and second fender piles 111 and 112 are connected to each other to form the fender structure 100 capable of retaining water, compared to a steel plate having a poor surface rigidity, the supporting structure 100 formed by fastening the first supporting pile 111 and the second supporting pile 112 in a clamping manner can disperse pressure to the first supporting pile 111 and the second supporting pile 112, and the first support piles 111 and the second support piles 112 have higher rigidity and bending resistance, therefore, the supporting structure 100 has better shearing resistance and pressure resistance, the problem that strength is increased due to the fact that multiple inner supports or multiple anchor cable structures need to be constructed on the supporting structure 100 is solved, and construction difficulty and cost are reduced. In addition, the supporting structure 100 connected by the first connecting piece 120 and the second connecting piece 130 in a clamping manner is convenient to mount and dismount, so that the purposes of recycling, energy saving and environmental protection can be achieved.
With continued reference to fig. 1 and 2, the number of the first support piles 111 is at least two, the number of the second support piles 112 is also at least two, and the first support piles 111 and the second support piles 112 are alternately arranged, so that the first support piles 111 and the second support piles 112 are connected with each other to form a continuous wall structure capable of retaining water.
Referring to fig. 2, in the present embodiment, the first engaging portion 121 extends in the height direction of the first support pile 111 and extends from one end of the first support pile 111 to the other end of the first support pile 111, and the second engaging portion 131 extends in the height direction of the second support pile 112 and extends from one end of the second support pile 112 to the other end of the second support pile 112. That is, the length of the first engaging portion 121 is identical to that of the first support pile 111, and the length of the second engaging portion 131 is identical to that of the second support pile 112, so that the connection strength of the first connection member 120 and the second connection member 130 is ensured.
With reference to fig. 1, in one embodiment, the first engaging portion 121 is a groove, and the second engaging portion 131 is a protrusion matching with the groove, and the protrusion is disposed in the groove to fix the first connecting member 120 and the second connecting member 130 in a clamping manner. Further, the second link 130 is integrally formed in a convex structure. And the second connection member 130 is hollowed out to reduce material loss. Or, in another embodiment, the first engaging portion 121 is a protrusion, the second engaging portion 131 is a groove matching with the protrusion, and the protrusion is disposed in the groove to fix the first connecting element 120 and the second connecting element 130 in a clamping manner.
Further, as shown in fig. 1, the first fender pile 111 is provided with two first connectors 120, and the two first connectors 120 are symmetrically arranged with respect to the central axis of the fender pile 110. Correspondingly, the second support pile 112 is provided with two second connecting members 130, and the two second connecting members 130 are symmetrically arranged about the central axis of the support pile 110. Set up first connecting piece 120 and second connecting piece 130 on different fender pile 110, when construction supporting construction 100, set up two first fender pile 111 intervals earlier, then squeeze into second fender pile 112 between two first fender pile 111 to can make first fender pile 111 produce the squeezing action to second fender pile 112, and then make the connection of first connecting piece 120 and second connecting piece 130 more inseparable, increased the joint strength of first connecting piece 120 and second connecting piece 130.
Referring to fig. 3, in another embodiment, the first engaging portion 121 may also be a first latch hook, and the second engaging portion 131 is a second latch hook matched with the first latch hook. The first latch hook and the second latch hook are mutually latched to enable the first connecting piece 120 and the second connecting piece 130 to be fixedly latched.
Further, as shown in fig. 3, a first connecting piece 120 and a second connecting piece 130 are respectively disposed on both sides of the first support pile 111 and both sides of the second support pile 112, and the first connecting piece 120 and the second connecting piece 130 on the first support pile 111 are symmetrically disposed about a central axis of the first support pile 111. The first connecting member 120 and the second connecting member 130 of the second support pile 112 are symmetrically arranged about the central axis of the second support pile 112. By arranging the first connecting member 120 and the second connecting member 130 on both sides of the first support pile 111 or both sides of the second support pile 112, it is avoided that the first support pile 111 and the second support pile 112 need to be distinguished during construction, and the construction efficiency is improved.
Specifically, referring to fig. 2, in one embodiment, the supporting structure 100 further includes a connection beam 140 disposed perpendicular or approximately perpendicular to the height direction of the first support pile 111, and the connection beam 140 connects the first support pile 111 and the second connection pile 112. Further, in one of the embodiments, the connection beam 140 further includes a crown beam provided at the pile top of the first support pile 111 and a wale (not shown) provided at the waist portion of the first support pile 111. The crown beam is connected with the pile tops of the supporting piles 110 in sequence, and the waist beam is connected with the waist parts of the supporting piles 110 in sequence. The connection beam 140 reinforces the connection between the first connection member 120 and the second connection member 130, and further strengthens the supporting function of the supporting structure 100.
Referring to fig. 4, the supporting structure 100 further includes a support 150, and the support 150 is disposed in the foundation pit 210 and abuts against the connection beam 140. The support members 150 serve to support the support piles 110, and prevent the support piles 110 from inclining or collapsing into the foundation pit 210 under the compressive force of the soil layer 220, thereby further enhancing the strength of the supporting structure 100. Further, the number of the supporting members 150 may be not less than one according to the depth of the foundation pit 210. Specifically, in one of the embodiments, the brace 150 includes a first brace 151 in abutment with the crown rail and a second brace 152 in abutment with the wale.
Further, the supporting structure 100 further includes a telescopic member 161, and the supporting member 150 includes a first portion 153 and a second portion 154, the first portion 153 is connected to one end of the telescopic member 161, and the second portion 154 is connected to the other end of the telescopic member 161.
The telescopic member 161 is used for driving the first portion 153 and the second portion 154 of the supporting member 150 to move closer to or away from the connecting beam 140. Specifically, the telescopic member 161 can perform telescopic movement along the length direction of the support 150, so as to drive the first portion 153 and the second portion 154 of the support 150 to abut against or separate from the connection beam 140, thereby facilitating the installation and the disassembly of the connection beam 140. Further, the extension member 161 may be a hydraulic driving member, and the first portion 153 and the second portion 154 of the support member 150 are moved closer to or away from the connection beam 140 by changing an internal pressure of the hydraulic driving member. Further, when the number of the supporting members 150 is not less than one, each supporting member 150 is provided with a telescopic member 161, and two adjacent telescopic members 161 are connected by a fixing member 162, and the fixing member 162 extends into the bottom of the foundation pit 210 to fix the telescopic members 161.
In another embodiment, the supporting structure 100 further comprises anchor lines (not shown), by which the supporting effect of the supporting structure 100 is enhanced. Specifically, one end of the anchor cable is connected to the connection beam 140, and the other end of the anchor cable is disposed in the soil layer 220. The anchor lines provide traction to the supporting structure 100 in a direction away from the excavation 210, thereby enhancing the load carrying capacity of the supporting structure 100. The number of anchor lines may be plural, and the plural anchor lines are uniformly arranged along the connection beam 140.
Referring to fig. 5, the present application also provides a construction method of the supporting structure 100, which includes the steps of:
s110: burying a first connecting piece with a first clamping part in the first supporting pile, and burying a second connecting piece with a second clamping part in the second supporting pile;
specifically, referring to fig. 1, the first connection member 120 and the second connection member 130 are prefabricated using a steel material. So that the first connecting member 120 forms a first engaging portion 121 and the second connecting member 130 forms a second engaging portion 131. The first support pile 111 and the second support pile 112 are prefabricated by a centrifugal method, so that the first support pile and the second support pile are vibrated to be compact. Meanwhile, before the first support piles 111 and the second support piles 112 are cured, the first connecting members 120 are buried in the first support piles 111, and the second connecting members 130 are buried in the second support piles 112.
S120: and driving the first supporting pile and the second supporting pile into the soil layer, and clamping and fixing the first connecting piece and the second connecting piece.
Specifically, firstly, the ground is leveled, a measuring line is arranged according to the foundation pit 210, and then a first support pile 111 and a second support pile 112 are driven into the foundation pit 210 along the side line of the foundation pit 210 designed according to the drawing by a driving method, so that the first clamping portion 121 and the second clamping portion 131 are clamped with each other, and further the first support pile 111 and the second support pile 112 are clamped and fixed to form the supporting structure 100 capable of retaining soil and stopping water.
Referring to fig. 6, in another embodiment, a method of constructing a supporting structure 100 includes the steps of:
s210: prefabricating at least two first support piles, burying a first connecting piece with a first clamping part in each first support pile, prefabricating at least two second support piles, and burying a second connecting piece with a second clamping part in each second support pile;
s220: at least two first support piles are driven into a soil layer at intervals;
s230: and driving a second supporting pile between two adjacent first supporting piles, and clamping and fixing the first connecting piece and the second connecting piece.
Further, with continued reference to fig. 6, the method of constructing the retaining structure 100 further includes the steps of:
s240: constructing a connecting beam along the height direction vertical or approximately vertical to the first supporting pile, and connecting the connecting beam with the first supporting pile and the second supporting pile;
s250: the earthwork is excavated to form a foundation pit, and a support piece is arranged in the foundation pit and is abutted against the connecting beam.
Specifically, the earthwork may be excavated in layers, and one support member 150 is constructed for each layer of excavation, and the operation is repeated until the earthwork is excavated to the bottom of the foundation pit 210.
Further, after construction of the supporting structure 100 is completed, a foundation may be constructed in the foundation pit 210. And after the foundation construction is finished, earth backfilling is carried out. And finally, pulling out the first supporting piles 111 and the second supporting piles 112 by adopting a vibration method, so that the first supporting piles 111 and the second supporting piles 112 can be recycled.
The supporting structure 100 is provided with the first connecting member 120 or the second connecting member 130 on the first supporting pile 111 and the second supporting pile 112, and the adjacent first connecting piece 120 and second connecting piece 130 are clamped and fixed with each other, so that the first and second fender piles 111 and 112 are connected to each other to form the fender structure 100 capable of retaining water, compared to a steel plate having a poor surface rigidity, the supporting structure 100 formed by fastening the first supporting pile 111 and the second supporting pile 112 in a clamping manner can disperse pressure to the first supporting pile 111 and the second supporting pile 112, and the first support piles 111 and the second support piles 112 have higher rigidity and bending resistance, so that the supporting structure 100 has better shear and compression resistance, and then avoided constructing the problem that the intensity is increased in support or a plurality of anchor rope structures in the multichannel on supporting construction 100, reduced the construction degree of difficulty and cost. In addition, the supporting structure 100 connected by the first connecting piece 120 and the second connecting piece 130 in a clamping manner is convenient to mount and dismount, so that the purposes of recycling, energy saving and environmental protection can be achieved. Meanwhile, two first support piles 111 are arranged at intervals, and then a second support pile 112 is driven between the two first support piles 111. Therefore, a squeezing action is generated between the first support pile 111 and the second support pile 112, so that the connection between the first connecting member 120 and the second connecting member 130 is tighter, and the strength of the supporting structure 100 is further improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a supporting construction, its characterized in that includes first fender pile and second fender pile, first fender pile is provided with first connecting piece, second fender pile is provided with the second connecting piece, first connecting piece is equipped with first block portion, the second connecting piece is equipped with second block portion, first block portion with the cooperation of second block is so that first connecting piece with the second connecting piece joint is fixed.
2. The supporting structure of claim 1, wherein the first engaging portion is a groove, the second engaging portion is a protrusion matching with the groove, and the protrusion is disposed in the groove; or, the first clamping part is a protrusion, the second clamping part is a groove matched with the protrusion, and the protrusion is arranged in the groove.
3. The support structure according to claim 1, wherein the first engaging portion extends in a height direction of the first support pile and extends from one end of the first support pile to the other end of the first support pile, and the second engaging portion extends in a height direction of the second support pile and extends from one end of the second support pile to the other end of the second support pile.
4. The support structure according to claim 1, wherein the first pile is provided with two of the first connectors, and the two first connectors are symmetrically arranged with respect to a central axis of the first pile, and the second pile is provided with two of the second connectors, and the two second connectors are symmetrically arranged with respect to a central axis of the second pile.
5. The support structure of claim 1, wherein both sides of the first support pile and both sides of the second support pile are provided with the first connector and the second connector, respectively.
6. The supporting structure according to claim 1, further comprising a connection beam provided perpendicular or approximately perpendicular to a height direction of the first supporting pile, the connection beam connecting the first supporting pile and the second supporting pile.
7. The support structure of claim 6, further comprising a brace disposed within the excavation and abutting the connection beam.
8. The supporting structure of claim 7, further comprising a telescopic member, wherein the supporting member comprises a first portion and a second portion, the first portion is connected with one end of the telescopic member, the second portion is connected with the other end of the telescopic member, and the telescopic member is used for driving the first portion and the second portion to move close to or away from the connecting beam.
9. The support structure of claim 6, further comprising an anchor line, one end of the anchor line being connected to the connection beam and the other end of the anchor line being disposed within the earth formation.
10. The supporting structure according to any one of claims 1 to 9, wherein the number of the first supporting piles is at least two, the number of the second supporting piles is at least two, and the first supporting piles are arranged alternately with the second supporting piles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920601679.8U CN210177514U (en) | 2019-04-28 | 2019-04-28 | Supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920601679.8U CN210177514U (en) | 2019-04-28 | 2019-04-28 | Supporting structure |
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| CN210177514U true CN210177514U (en) | 2020-03-24 |
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| CN201920601679.8U Active CN210177514U (en) | 2019-04-28 | 2019-04-28 | Supporting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110004940A (en) * | 2019-04-28 | 2019-07-12 | 广州市设计院 | Supporting construction and its construction method |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110004940A (en) * | 2019-04-28 | 2019-07-12 | 广州市设计院 | Supporting construction and its construction method |
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Address after: 5103-5103 TIYU East Road, Guangzhou City, Guangdong Province Patentee after: Guangzhou Design Institute Group Co.,Ltd. Address before: 5103-5103 TIYU East Road, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU DESIGN INSTITUTE |