CN210597323U - Deep foundation pit supporting structure - Google Patents

Deep foundation pit supporting structure Download PDF

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Publication number
CN210597323U
CN210597323U CN201920998710.6U CN201920998710U CN210597323U CN 210597323 U CN210597323 U CN 210597323U CN 201920998710 U CN201920998710 U CN 201920998710U CN 210597323 U CN210597323 U CN 210597323U
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China
Prior art keywords
steel sheet
ring
sheet pile
pile body
connection piece
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CN201920998710.6U
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Chinese (zh)
Inventor
王淼
邹宏亮
韩龙
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4th Construction Co Ltd Of China 15th Corp
China Railway 15th Bureau Group Co Ltd
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4th Construction Co Ltd Of China 15th Corp
China Railway 15th Bureau Group Co Ltd
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Priority to CN201920998710.6U priority Critical patent/CN210597323U/en
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Abstract

The utility model discloses a deep basal pit supporting construction, including the steel sheet pile body, the surface mounting of steel sheet pile body has the screens ring, the one end surface mounting of steel sheet pile body has first connection piece, the other end surface mounting of steel sheet pile body has the second connection piece, first connection piece and second connection piece dislocation each other, and the surface of first connection piece and second connection piece all is provided with the reservation screw. The utility model discloses a be provided with a series of structures for this deep basal pit supporting construction, interconnect between the steel sheet pile body of can being convenient for when doing benefit to and carrying out the aggregate erection, can realize the effect of auxiliary stay, carry out diversified high support to the steel sheet pile body, improve structural stability, and can carry out the multiposition and support, do benefit to in-service use.

Description

Deep foundation pit supporting structure
Technical Field
The utility model relates to a bridge construction technical field specifically is a deep basal pit supporting construction.
Background
In the process of bridge construction, the structure of a common deep foundation pit supporting cofferdam is usually a steel sheet pile, the steel sheet pile is high in strength, is easy to drive into a hard soil layer, can be constructed in deep water, is formed into a surrounding cage by adding an inclined strut when necessary, is good in waterproof performance, can be formed into cofferdams with various shapes according to requirements, and can be repeatedly used for many times.
In the installation process of the steel sheet pile, especially in the combined installation process, the general steel sheet pile is provided with a locking part, the operation such as hoisting and the like can be performed for the installation of the large-sized steel sheet pile, the operation process of the mutual combination of the steel sheet piles is complex, and after the installation is completed, in order to improve the structural stability of the installation, a part for auxiliary support needs to be installed on the steel sheet pile, and the steel sheet pile does not have the part for auxiliary support.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a deep basal pit supporting construction to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a deep foundation pit supporting construction, includes the steel sheet pile body, the surface mounting of steel sheet pile body has the screens ring, the one end surface mounting of steel sheet pile body has first connection piece, the other end surface mounting of steel sheet pile body has the second connection piece, first connection piece and second connection piece are misplaced each other, and the surface of first connection piece and second connection piece all is provided with reserves the screw.
Preferably, the surface of the clamping ring is provided with an inclined strut mechanism; the bracing mechanism includes attachment strap and depression bar, and the attachment strap is installed on the surface of screens ring, and the bottom of attachment strap installs the card post, and the top at the attachment strap is installed to the depression bar.
Preferably, the top end of the pressure lever is provided with an assembling ring.
Preferably, a fixing mechanism is sleeved on the surface of the assembling ring; the fixing mechanism comprises a limiting ring and an auxiliary supporting rod, the auxiliary supporting rod is sleeved inside the assembling ring, the limiting ring is sleeved on the surface of the auxiliary supporting rod through a thread groove, and the surfaces of the limiting ring and the assembling ring are provided with connecting lantern rings.
Preferably, the bottom surface of auxiliary strut is provided with the spacing groove, and the fore-set has been cup jointed to auxiliary strut's bottom, and the surface mounting of fore-set has the slider, and the slider extends to the spacing inslot portion.
Preferably, a monitoring hole is formed in the surface of the steel sheet pile body below the clamping ring.
Preferably, a bolt component is installed on the surface of the reserved screw hole.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this deep basal pit supporting construction, through first connection piece, and use with the second connection piece combination, the two chucking each other realizes the spacing fixed effect between two steel sheet pile bodies, and use through reserving screw and bolt part combination, can carry on spacingly to first connection piece and second connection piece, and then realize the fixed connection effect between two steel sheet pile bodies, improve the structural stability who connects, be applicable to the interconnect effect between a plurality of steel sheet pile bodies, satisfy the in-service use demand.
2. This deep basal pit supporting construction through the control hole, can do benefit to the installation and use monitoring instrument, and the mechanical properties and the structural stability of the support component of the steel sheet pile body of being convenient for and parts such as pier even do benefit to actual construction and use.
3. This deep basal pit supporting construction, through the screens ring, use with the card post combines, the two can produce interference fit's effect, make the relatively steel sheet pile body fixed connection of component on the attachment strap and even above that, do benefit to and exert spacing effort to the steel sheet pile body, improve the steel sheet pile body to the stability of being supported the part, improve structural stability, through auxiliary strut, can with deep basal pit ground contact all around, and realize fixed mounting, and then produce certain side direction moment, be convenient for carry out fixed stay to the steel sheet pile body, produce sufficient supporting effect.
4. This deep basal pit supporting construction, through the fitting ring, and use with the spacing ring combines, the two can align each other, and through the connecting collar, can realize the connection effect, do benefit to and carry out fixed mounting to the fitting ring and even depression bar etc. on the fitting ring, do benefit to the transmission of moment, through the thread groove, can pass through screw thread fixed connection with the spacing ring, and then adjust the spacing ring and even the position of the bracing mechanism of being connected with the spacing ring, and then change the atress angle and the position to the steel sheet pile body, do benefit to practical use, and when installing a plurality of thread grooves, can be convenient for install a plurality of bracing mechanisms, do benefit to the supporting effect that realizes the multiposition to the steel sheet pile body, and through the spacing groove, and the fore-set uses jointly, can be convenient for external component, if the hammer applys decurrent moment, beat the fore-set into soil, do benefit to practical installation.
Drawings
Fig. 1 is a schematic view of the connection of the supporting members of the present invention;
FIG. 2 is a front view of a leg member of the present invention;
fig. 3 is a schematic view of the assembly structure of the present invention.
In the figure: 1. a steel plate pile body; 2. a first connecting piece; 3. a second connecting sheet; 4. a bolt member; 5. a position clamping ring; 6. a monitoring hole; 7. reserving a screw hole; 8. clamping the column; 9. a butt strap; 10. a pressure lever; 11. a connecting lantern ring; 12. assembling a ring; 13. a limiting ring; 14. a thread groove; 15. an auxiliary strut; 16. a limiting groove; 17. and (4) a top pillar.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 3, the deep foundation pit supporting structure of the embodiment includes a steel sheet pile body 1, the steel sheet pile body 1 has a similar function to a general steel sheet pile for supporting a deep foundation pit, when actually installing, the bottom end needs to be installed in the soil inside the deep foundation pit, a retaining ring 5 is installed on the surface of the steel sheet pile body 1, the retaining ring 5 is made of a steel material with excellent physical properties, a through hole with a specific size is formed inside, a first connecting sheet 2 is installed on the surface of one end of the steel sheet pile body 1, the first connecting sheet 2 is a metal plate with a specific size, a certain gap groove body is formed between the surface of the steel sheet pile body 1 and the retaining ring 5, a second connecting sheet 3 is installed on the surface of the other end of the steel sheet pile body 1, the first connecting sheet 2 and the second connecting sheet 3 are staggered with each other, when actually connecting two steel sheet pile bodies 1 are connected with each, the first connecting piece 2 and the second connecting piece 3 are contacted with each other, the surfaces of the first connecting piece 2 and the second connecting piece 3 are provided with reserved screw holes 7, when the first connecting piece 2 and the second connecting piece 3 are contacted with each other, the reserved screw holes 7 of the first connecting piece 2 and the second connecting piece 3 are aligned with each other, the surface of the reserved screw hole 7 is provided with a bolt part 4, the bolt part 4 can be divided into two parts, namely a bolt and a nut, and can penetrate into the reserved screw hole 7 to realize the connecting effect of the first connecting piece 2 and the second connecting piece 3, and the surface of the clamping ring 5 is provided with an inclined strut mechanism; bracing mechanism includes attachment strap 9 and depression bar 10, attachment strap 9 is installed on the surface of screens ring 5, attachment strap 9 surface and the mutual contact of screens ring 5 surface, and the card post 8 is installed to the bottom of attachment strap 9, card post 8 is specific shape, can directly block inside the through-hole of screens ring 5, the two realizes interference fit, make attachment strap 9 and screens ring 5 fixed connection from this, depression bar 10 installs the top at attachment strap 9, depression bar 10 extends in the slant, and when in actual use, can produce certain holding power, it is fixed downwards to steel sheet pile body 1, improve the structural stability that steel sheet pile body 1 used, assembly ring 12 is installed on the top of depression bar 10, assembly ring 12 is the becket, can cup joint each other with specific part, do benefit to fixing depression bar 10.
Specifically, a fixing mechanism is sleeved on the surface of the assembling ring 12; the fixing mechanism comprises a limiting ring 13 and an auxiliary supporting rod 15, the auxiliary supporting rod 15 is sleeved inside the assembling ring 12, the auxiliary supporting rod 15 extends downwards and can be contacted with the ground around the deep foundation pit to realize fixed installation, further generating a certain lateral moment, facilitating the fixed support of the steel plate pile body 1 and generating sufficient support effect, the limiting ring 13 is sleeved on the surface of the auxiliary supporting rod 15 through the thread groove 14, the limiting ring 13 can rotate and adjust the position along the thread groove 14 under the connection relation of the thread groove 14, thereby changing the actual position height of the limit ring 13, and the surfaces of the limit ring 13 and the assembly ring 12 are both provided with the connecting lantern rings 11, the connecting lantern rings 11 can be aligned up and down, in actual use, the bolt member 4 can be installed between the two aligned connection collars 11, so as to realize the fixed connection between the assembly ring 12 and the spacing ring 13.
Further, auxiliary strut 15's bottom surface is provided with spacing groove 16, the cell body that spacing groove 16 switches on for inside and outside, auxiliary strut 15's bottom has cup jointed fore-set 17, fore-set 17 bottom acutance is great, can be convenient for under the atress condition, insert in the soil, realize fore-set 17 and even auxiliary strut 15's fixed effect, the surface mounting of fore-set 17 has the slider, and the slider extends to inside the spacing groove 16, and extend, during the in-service use, especially when tentatively fixing auxiliary strut 15, the external component of can being convenient for, exert decurrent moment like the hammer, strike the slider downwards, and realize certain spacing motion by spacing groove 16, in pounding soil with fore-set 17, do benefit to actual installation and use.
Furthermore, the surface of the steel sheet pile body 1 below the clamping ring 5 is provided with a monitoring hole 6, and the inner channel and the outer channel of the monitoring hole 6 can be beneficial to installation and use of a monitoring instrument, if a reflection patch of the monitoring instrument is attached to the inner side of the steel sheet pile body 1, the mechanical properties and the structural stability of the supporting part of the steel sheet pile body 1 and even parts such as a pier are convenient to monitor, the actual construction and use are facilitated, and the safety performance is improved.
The using method of the embodiment comprises the following steps: in the process of deep foundation pit construction, a plurality of steel plate piles 1 can be connected with each other, namely a second connecting sheet 3 of a certain steel plate pile 1 is clamped into a groove body formed by a first connecting sheet 2 of another steel plate pile 1, the two steel plate piles 1 are installed in a limiting way, and are fixedly connected by installing a plurality of bolt components 4, a plurality of steel plate piles 1 are combined into a square component, so that specific components such as piers to be poured and the like can be supported in the process of deep foundation pit construction, the tail end of each steel plate pile 1 extends into the soil to realize fixed connection, in the subsequent use process, performance monitoring can be carried out on the interiors of the piers and the like through a monitoring hole 6, and in order to improve the stability, auxiliary support can be carried out, namely, a top column 17 is contacted with the soil, a sliding block is knocked, so that the top column 17 is downwards inserted into the soil under the stress, the whole process is limited by the limiting function of the limiting groove 16, so that the top column 17 can move downwards along the limiting groove 16, meanwhile, under the condition that the sliding block is contacted with the top end inside the limiting groove 16, the auxiliary supporting rod 15 is stressed, the top column 17 and even the auxiliary supporting rod 15 can be synchronously inserted into soil to realize stable installation, meanwhile, the limiting ring 13 is sleeved on the auxiliary supporting rod 15 and fixedly installed through the thread groove 14, the assembling ring 12 is sleeved on the surface of the auxiliary supporting rod 15, the clamping column 8 is clamped inside the clamping ring 5 to realize clamping limiting effect, in order to improve enough stable supporting effect, under the condition that a plurality of thread grooves 14 exist on the surface of the auxiliary supporting rod 15, the limiting ring 13 is subjected to position adjustment along the thread groove 14, the connecting lantern rings 11 between the limiting ring 13 and the assembling ring 12 are mutually aligned, the bolt part 4 is installed on the aligned connecting lantern ring 11, and simultaneously, the assembly ring 12 even the depression bar 10 atress, apply decurrent effort to screens ring 5 even the card post 8, avoid whole steel sheet pile body 1 to the upward movement, and when steel sheet pile body 1 suffered the moment of right side direction, can receive attachment strap 9 even the depression bar 10 to carry out the top tightly, avoid steel sheet pile body 1 to the rearward movement, and then realize abundant fixed stay effect, and when steel sheet pile body 1 surface had a plurality of screens ring 5, and when a plurality of thread grooves 14, a plurality of depression bars 10 of mountable, assembly ring 12 and spacing ring 13, and then carry out the support of multiposition to steel sheet pile body 1, further improve fixed stay effect.
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 (7)

1. The utility model provides a deep basal pit supporting construction, includes steel sheet pile body (1), its characterized in that: the surface mounting of steel sheet pile body (1) has screens ring (5), the one end surface mounting of steel sheet pile body (1) has first connection piece (2), the other end surface mounting of steel sheet pile body (1) has second connection piece (3), first connection piece (2) and second connection piece (3) misplace each other, and the surface of first connection piece (2) and second connection piece (3) all is provided with reserves screw (7).
2. A deep foundation pit supporting construction according to claim 1, wherein: an inclined strut mechanism is arranged on the surface of the clamping ring (5); the bracing mechanism comprises an attachment strap (9) and a pressure lever (10), the attachment strap (9) is installed on the surface of the clamping ring (5), a clamping column (8) is installed at the bottom end of the attachment strap (9), and the pressure lever (10) is installed at the top end of the attachment strap (9).
3. A deep foundation pit supporting construction according to claim 2, wherein: the top end of the pressure lever (10) is provided with an assembling ring (12).
4. A deep foundation pit supporting construction according to claim 3, wherein: a fixing mechanism is sleeved on the surface of the assembling ring (12); the fixing mechanism comprises a limiting ring (13) and an auxiliary supporting rod (15), the auxiliary supporting rod (15) is sleeved inside the assembling ring (12), the limiting ring (13) is sleeved on the surface of the auxiliary supporting rod (15) through a thread groove (14), and the surfaces of the limiting ring (13) and the assembling ring (12) are provided with connecting sleeve rings (11).
5. A deep foundation pit supporting construction according to claim 4, wherein: the bottom surface of auxiliary strut (15) is provided with spacing groove (16), and fore-set (17) have been cup jointed to the bottom of auxiliary strut (15), and the surface mounting of fore-set (17) has the slider, and the slider extends to inside spacing groove (16).
6. A deep foundation pit supporting construction according to claim 1, wherein: and a monitoring hole (6) is formed in the surface of the steel plate pile body (1) below the clamping ring (5).
7. A deep foundation pit supporting construction according to claim 1, wherein: and a bolt component (4) is arranged on the surface of the reserved screw hole (7).
CN201920998710.6U 2019-06-29 2019-06-29 Deep foundation pit supporting structure Active CN210597323U (en)

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Application Number Priority Date Filing Date Title
CN201920998710.6U CN210597323U (en) 2019-06-29 2019-06-29 Deep foundation pit supporting structure

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Application Number Priority Date Filing Date Title
CN201920998710.6U CN210597323U (en) 2019-06-29 2019-06-29 Deep foundation pit supporting structure

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CN210597323U true CN210597323U (en) 2020-05-22

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112695768A (en) * 2020-12-23 2021-04-23 北京顺义建筑企业集团公司 Combined steel sheet pile structure and construction method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112695768A (en) * 2020-12-23 2021-04-23 北京顺义建筑企业集团公司 Combined steel sheet pile structure and construction method thereof

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