CN112726635B - Connecting member, connecting structure and groove supporting method for enclosing purlin and steel sheet pile - Google Patents

Connecting member, connecting structure and groove supporting method for enclosing purlin and steel sheet pile Download PDF

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Publication number
CN112726635B
CN112726635B CN202011611893.5A CN202011611893A CN112726635B CN 112726635 B CN112726635 B CN 112726635B CN 202011611893 A CN202011611893 A CN 202011611893A CN 112726635 B CN112726635 B CN 112726635B
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China
Prior art keywords
steel sheet
sheet pile
steel
purlin
supporting
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CN202011611893.5A
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Chinese (zh)
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CN112726635A (en
Inventor
于习华
兰赫
张兵
何文辉
尹金玉
张远
李新
徐显攀
李桐
陈俐光
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China Construction First Group Corp Ltd
China Construction Municipal Engineering Corp Ltd
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China Construction First Group Corp Ltd
China Construction Municipal Engineering Corp Ltd
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Priority to CN202011611893.5A priority Critical patent/CN112726635B/en
Priority to AU2021100657A priority patent/AU2021100657A4/en
Publication of CN112726635A publication Critical patent/CN112726635A/en
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/06—Foundation trenches ditches or narrow shafts
    • E02D17/08—Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/02—Sheet piles or sheet pile bulkheads
    • E02D5/03—Prefabricated parts, e.g. composite sheet piles
    • E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/02—Sheet piles or sheet pile bulkheads
    • E02D5/03—Prefabricated parts, e.g. composite sheet piles
    • E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
    • E02D5/08—Locking forms; Edge joints; Pile crossings; Branch pieces

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Bulkheads Adapted To Foundation Construction (AREA)
  • Piles And Underground Anchors (AREA)

Abstract

The invention discloses a connecting member, a connecting structure and a groove supporting method for an enclosing purlin and a steel sheet pile, and belongs to the field of groove supporting design. Wherein, the connection structure includes: a Larsen steel sheet pile, the Larsen steel sheet pile comprising: the steel plate comprises a plurality of first steel plates arranged at intervals, a plurality of second steel plates arranged at intervals and parallel to the first steel plates, and first connecting plates for sequentially connecting the first steel plates and the second steel plates end to end; the enclosing purlin is positioned at one side close to the second steel plate and is arranged in parallel with the first steel plate and the second steel plate; a plurality of ring sleeves sleeved on the purlin, wherein the ring sleeves correspond to the first steel plate respectively; and one end of the supporting connecting piece is abutted against the first steel plate, and the other end of the supporting connecting piece is detachably connected with the ring sleeve. The invention solves the problem that the existing connecting structure of the enclosing purlin and the steel sheet pile is unreasonable, so that the steel sheet pile is stressed unevenly.

Description

Connecting member, connecting structure and groove supporting method for enclosing purlin and steel sheet pile
Technical Field
The invention relates to the field of groove support, in particular to a connecting structure, a connecting member and a groove support method of an enclosing purlin and a steel sheet pile.
Background
In the construction process of trench excavation, Larsen steel sheet pile support is a common trench support mode. In the construction process of the Larsen steel sheet pile, a large gap exists between the steel purlin and the steel sheet pile, the problem of uneven stress is caused, and the steel sheet pile is easy to deform seriously under the long-term action of active soil pressure (or water pressure), so that the safety of a foundation pit is influenced. Therefore, in the conventional design, a fine aggregate concrete filling measure is usually adopted to avoid the problem, but the construction process is complicated, and the material cannot be recycled. Therefore, the actual requirement condition of the construction site is comprehensively considered, and the supporting structure which is convenient for construction and enables the whole supporting structure to be uniformly stressed is required to be provided so as to meet the design requirement of construction.
In order to solve the technical problems, chinese patent CN205224051U provides a device for enhancing support stability of a larsen steel sheet pile, which includes a steel purlin located inside the larsen steel sheet piles which are connected with each other in an engaged manner, the steel purlin includes H-shaped steels which are connected with each other in an engaged manner, a plurality of reinforcing plates are arranged between adjacent H-shaped steels, and reinforcing plates arranged in parallel with each other are arranged between the H-shaped steels which are arranged oppositely to enhance the connection strength between the steel purlin and the larsen steel sheet pile; however, in the above scheme, the length of the reinforcing plate is limited during field construction, and the installation position of the reinforcing plate is fixed, so that the supporting strength of the larsen steel sheet pile is related to the installation position of the reinforcing plate, specifically, the supporting strength of the steel sheet pile closer to the reinforcing plate is improved, while the supporting strength of the steel sheet pile farther away from the reinforcing plate is not improved, and the problem of uneven stress still exists.
Disclosure of Invention
The invention aims to solve the technical problem that the existing connecting structure of the enclosing purlin and the steel sheet pile is unreasonable, so that the steel sheet pile is stressed unevenly. Therefore, the invention provides a connecting structure, a connecting member and a groove supporting method of an enclosing purlin and a steel sheet pile, which enable the steel sheet pile to be stressed uniformly.
In order to solve the technical problems, the invention provides the following technical scheme:
a connecting member of purlin and steel sheet pile, it includes: the supporting and connecting piece is used for supporting and connecting the purlin, one end of the supporting and connecting piece abuts against the Larsen steel sheet pile, and the other end of the supporting and connecting piece is detachably connected with the ring sleeve.
In some embodiments of the present invention, the supporting connection member includes a supporting plate and a screw rod connected to the supporting plate, and the screw rod is in threaded connection with the collar and abuts against the larsen steel sheet pile.
In some embodiments of the present invention, the ring sleeve includes a first side wall and a second side wall, the first side wall and the second side wall are provided with a connecting hole, and the screw rod is inserted into the connecting hole and is in threaded connection with the ring sleeve.
In some embodiments of the present invention, the screw is sleeved with a first nut and a second nut, and the first nut and the second nut are respectively located at outer sides of the first sidewall and the second sidewall.
The invention also discloses a connecting structure of the enclosing purlin and the steel sheet pile, which comprises the following components: a Larsen steel sheet pile, the Larsen steel sheet pile comprising: the steel plate comprises a plurality of first steel plates arranged at intervals, a plurality of second steel plates arranged at intervals and parallel to the first steel plates, and first connecting plates for sequentially connecting the first steel plates and the second steel plates end to end; the enclosing purlin is positioned at one side close to the second steel plate and is arranged in parallel with the first steel plate and the second steel plate; a plurality of ring sleeves sleeved on the purlin, wherein the ring sleeves correspond to the first steel plate respectively; and one end of the supporting connecting piece is abutted against the first steel plate, and the other end of the supporting connecting piece is detachably connected with the ring sleeve.
In some embodiments of the present invention, the supporting connector includes a supporting plate and a screw rod connected to the supporting plate, and the screw rod is in threaded connection with the ring sleeve and abuts against the supporting plate on the first steel plate.
In some embodiments of the present invention, the purlin includes a third steel plate and a fourth steel plate which are parallel to each other, the collar includes a first side wall and a second side wall which are respectively attached to outer sides of the third steel plate and the fourth steel plate, the first side wall and the second side wall are provided with a connection hole in an outer region of the third steel plate and the fourth steel plate, and the screw rod is inserted into the connection hole and is in threaded connection with the collar.
In some embodiments of the present invention, the screw is sleeved with a first nut and a second nut, and the first nut and the second nut are respectively located at outer sides of the first sidewall and the second sidewall.
The invention also discloses a groove supporting method, which adopts the connecting structure of the enclosing purlin and the steel sheet pile, and comprises the following steps:
driving Larsen steel sheet piles in the grooves;
sleeving the ring sleeves on the enclosing purlins, so that the ring sleeves correspond to the first steel plates in position one by one;
and after the purlin surrounding support is constructed, the supporting connecting piece is connected with the ring sleeve.
In some embodiments of the present invention, the support connector comprises a support plate and a screw connected to the support plate; a first nut and a second nut are sleeved on the screw rod; the connecting the supporting connecting piece and the ring sleeve specifically comprises: adjusting the first nut positioned on one side close to the Larsen steel sheet pile to enable the supporting plate and the purlin to be respectively abutted against a first steel sheet and a second steel sheet of the Larsen steel sheet pile; and adjusting the second nut far away from one side of the Larsen steel sheet pile so that the ring sleeve is locked on the purlin.
Compared with the prior art, the technical scheme of the invention has the following technical effects:
according to the connecting member and the connecting structure of the purlin and the steel sheet pile, provided by the invention, one end of the supporting connecting piece of the connecting member is abutted against the first steel plate of the Larsen steel sheet pile, and the other end of the supporting connecting piece is connected with the lantern ring sleeved on the purlin.
According to the supporting method of the groove, the Larsen steel sheet piles are arranged in the groove in a driving mode, the plurality of ring sleeves are sleeved on the enclosing purlin in a sleeved mode, the number of the ring sleeves corresponds to the number of the first steel sheets one by one, and then the supporting connecting pieces are connected with the ring sleeves.
Drawings
The objects and advantages of the present invention will be understood by the following detailed description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural view of one embodiment of a connecting member of a purlin and a steel sheet pile according to the invention;
fig. 2 is a schematic structural view of one embodiment of the connecting member of the purlin and the steel sheet pile of the invention;
fig. 3 is a schematic structural diagram of a specific embodiment of the connection structure of the purlin and the steel sheet pile.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The following are specific embodiments of a connecting member and a connecting structure of a purlin and a steel sheet pile according to the present invention. The steel sheet pile is specifically a Larsen steel sheet pile 10, and the Larsen steel sheet pile 10 is connected with the purlin 20 to realize groove support. As shown in fig. 1 and fig. 2, a connecting member (hereinafter referred to as a connecting member) for connecting the larsen steel sheet pile 10 and the purlin 20 is provided, and the connecting member 30 includes: the steel plate pile comprises a ring sleeve 31 and a supporting connecting piece 32, wherein the ring sleeve 31 is used for sleeving the purlin 20, one end of the supporting connecting piece 32 is abutted against the Larsen steel plate pile 10, and the other end of the supporting connecting piece 32 is detachably connected with the ring sleeve 31.
By adopting the connecting member 30, the gap between the Larsen steel sheet pile 10 and the surrounding purlin 20 can be supported, and the supporting performance of the supporting assembly is improved.
As shown in fig. 3, the connecting structure of the purlin 20 and the steel sheet pile includes: larsen steel sheet piles 10, purlins 20, and the connecting members 30. Wherein the Larsen steel sheet pile 10 comprises: the steel plate comprises a plurality of first steel plates 11 arranged at intervals, a plurality of second steel plates 12 arranged at intervals and parallel to the first steel plates 11, and first connecting plates 13 sequentially connecting the first steel plates 11 and the second steel plates 12 end to end; the purlin 20 is positioned at one side close to the second steel plate 12, and the extending direction of the purlin is parallel to the first steel plate 11 and the second steel plate 12; in the connecting member 30, the ring sleeves 31 are sleeved on the surrounding purlin 20, and the ring sleeves 31 respectively correspond to the positions of the first steel plates 11; one end of the supporting connecting piece 32 is abutted against the first steel plate 11, and the other end is detachably connected with the ring sleeve 31.
Among the connection structure of above-mentioned purlin 20 and steel sheet pile, the brace connecting piece 32 one end of connecting element 30 supports and leans on the first steel sheet 11 of larsen steel sheet pile 10, the other end overlaps with to be established and is established the lantern ring connection on purlin 20, and it is under the prerequisite that need not change larsen steel sheet pile 10 and purlin 20's structure, can make purlin 20 and steel sheet pile realize reliably being connected, and it can set up this connecting element 30 in the position department that the steel sheet pile is different as the circumstances, has higher installation flexibility, makes steel sheet pile and purlin 20's atress homogeneity higher.
Specifically, a first steel plate 11, a second steel plate 12 and a first connecting plate 13 of the larsen steel plate pile 10 are integrally formed, the first steel plate 11, the first connecting plate 13 and the second steel plate 12 are sequentially connected to form the larsen steel plate pile 10 into a plurality of frame-type steel plates with trapezoidal cross sections, the first steel plate 11 is located on the outer side and arranged in a groove to be supported in a driving mode, the second steel plate 12 is located on the inner side, and the surrounding purlin 20 is matched with the second steel plate 12.
Specifically, the supporting connector 32 includes a supporting plate 321 and a screw 322 connected to the supporting plate 321, wherein the screw 322 is threadedly connected to the ring sleeve 31 and abuts the supporting plate 321 against the first steel plate 11. More specifically, the screw rod 322 is perpendicular to the plate surface of the support plate 321 and is welded thereto.
The above-described structure of the support connector 32 can make the support plate 321 having a large area abut against the first connection plate 13, thereby reducing the problem of local stress concentration. Meanwhile, the screw rod 322 is in threaded connection with the ring sleeve 31 and then is indirectly connected with the surrounding purlin 20, and the ring sleeve 31 is sleeved on the surrounding purlin 20, so that the problem of stress concentration at the position of the surrounding purlin 20 is also reduced.
Specifically, the purlin 20 includes a third steel plate 21 and a fourth steel plate 22 which are arranged in parallel, and a second connecting plate 23 located between the third steel plate 21 and the fourth steel plate 22, the second connecting plate 23 is perpendicular to the third steel plate 21 and the fourth steel plate 22, and the third steel plate 21, the fourth steel plate 22 and the second connecting plate 23 are integrally formed to form the purlin 20 into the section steel with the H-shaped cross section.
Specifically, the connection manner of the ring sleeve 31 and the supporting connection member 32 is not exclusive, and in one embodiment, the ring sleeve 31 is formed with a blind threaded hole on one side in the direction approaching the first steel plate 11, and the screw rod 322 is directly screwed on the ring sleeve 31, which may cause stress concentration on one side of the ring sleeve 31, and uneven stress on the ring sleeve 31 may further affect the supporting strength of the purlin 20.
In another embodiment, as shown in fig. 1, the ring sleeve 31 includes a first side wall 311 and a second side wall 312 respectively abutting against the outer sides of the third steel plate 21 and the fourth steel plate 22, and a third side wall 313 and a fourth side wall 314 disposed opposite to each other and formed into a rectangular ring sleeve 31; the first side wall 311 and the second side wall 312 are provided with a connection hole at an outer region of the third steel plate 21 and the fourth steel plate 22, and the screw 322 is inserted into the connection hole and is in threaded connection with the ring sleeve 31 through a fastener.
More specifically, the first side wall 311 and the second side wall 312 are respectively provided with two pairs of the connecting holes, and the two pairs of connecting holes are symmetrically arranged relative to the surrounding purlin 20.
Because the ring sleeve 31 with the width direction larger than the width of the surrounding purlin 20 is arranged, the ring sleeve 31 and the supporting connecting piece 32 can be positioned at the outer side of the surrounding purlin 20, and meanwhile, the screw rod 322 can be arranged on two opposite side walls of the ring sleeve 31 in a penetrating way, the stress of the ring sleeve 31 is uniform, and the supporting performance of the ring sleeve 31 is improved.
More specifically, the screw rod 322 is sleeved with a first nut 33 and a second nut 34, the first nut 33 and the second nut 34 are respectively located at the outer sides of the first side wall 311 and the second side wall 312, when the connecting member 30 is installed, the screw rod 322 of the supporting connecting member 32 is inserted into the connecting hole of the collar 31, the first nut 33 located at the side close to the larsen steel sheet pile 10 is adjusted, so that the supporting plate 321 abuts against the first steel sheet 11, meanwhile, the purlin 20 abuts against the second steel sheet 12, and then the second nut 34 located at the side far from the larsen steel sheet pile 10 is adjusted, so that the collar 31 is locked on the purlin 20. The first nut 33 and the second nut 34 on the two sides of the ring 31 fasten the screw 322 and the ring 31, further improving the connection reliability of the connection structure.
When the groove is supported by the connecting member 30 and the connecting structure of the enclosing purlin 20 and the steel sheet pile, the method comprises the following steps:
driving a Larsen steel plate pile 10 in the groove, and specifically, fixedly connecting a first steel plate 11 of the Larsen steel plate pile 10 to the groove wall of the groove;
sleeving ring sleeves 31 on the purlins 20, wherein in order to enable the Larsen steel sheet piles 10 and the purlins 20 to be stressed uniformly, the number of the ring sleeves 31 corresponds to the number of the first steel sheets 11 one by one, and the ring sleeves 31 are arranged at positions corresponding to the first steel sheets 11;
after the support construction of the purlin 20 is completed, connecting the supporting connecting piece 32 with the ring sleeve 31, specifically, respectively sleeving the two first nuts 33 on the two screw rods 322, respectively penetrating the screw rods 322 of the supporting connecting piece 32 through two connecting holes of the first side wall 311 and the second side wall 312 of the ring sleeve 31, and adjusting the first nuts 33 to enable the supporting plate 321 of the supporting connecting piece 32 to abut against the first steel plate 11 of the larsen steel plate pile 10, and enable the purlin 20 to abut against the second steel plate 12; then, a second nut 34 is sleeved on the end of the screw rod 322, and the second nut 34 is adjusted to the second side wall 312 of the collar 31, so that the collar 31 is locked on the purlin 20.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.

Claims (6)

1. The utility model provides a enclose purlin and steel sheet pile's connecting elements which characterized in that, it includes:
the supporting and connecting piece is detachably connected with the ring sleeve, one end of the supporting and connecting piece abuts against the Larsen steel sheet pile, and the other end of the supporting and connecting piece is detachably connected with the ring sleeve; the supporting connecting piece comprises a supporting plate and a screw rod connected to the supporting plate, and the screw rod is in threaded connection with the ring sleeve and abuts against the supporting plate on the Larsen steel sheet pile; the ring sleeve comprises a first side wall and a second side wall, the first side wall and the second side wall are provided with connecting holes, and the screw rod is arranged in the connecting holes in a penetrating mode and in threaded connection with the ring sleeve.
2. The connecting member for the purlin and the steel sheet pile according to claim 1, wherein a first nut and a second nut are sleeved on the screw rod, and the first nut and the second nut are respectively positioned on the outer sides of the first side wall and the second side wall.
3. The utility model provides a enclose purlin and steel sheet pile's connection structure, its characterized in that, it includes:
a Larsen steel sheet pile, the Larsen steel sheet pile comprising: the steel plate comprises a plurality of first steel plates arranged at intervals, a plurality of second steel plates arranged at intervals and parallel to the first steel plates, and first connecting plates for sequentially connecting the first steel plates and the second steel plates end to end;
the enclosing purlin is positioned at one side close to the second steel plate, and the extending direction of the enclosing purlin is parallel to the first steel plate and the second steel plate;
a plurality of ring sleeves sleeved on the purlin, wherein the ring sleeves correspond to the first steel plate respectively;
one end of each supporting connecting piece is abutted against the first steel plate, and the other end of each supporting connecting piece is detachably connected with the ring sleeve;
the supporting connecting piece comprises a supporting plate and a screw rod connected to the supporting plate, and the screw rod is in threaded connection with the ring sleeve and abuts against the supporting plate on the first steel plate;
the purlin comprises a third steel plate and a fourth steel plate which are arranged in parallel, the ring sleeve comprises a first side wall and a second side wall which are attached to the outer sides of the third steel plate and the fourth steel plate respectively, connecting holes are formed in the outer side areas of the first side wall and the second side wall, which are located on the third steel plate and the fourth steel plate, and the screw rod is arranged in the connecting holes in a penetrating mode and in threaded connection with the ring sleeve.
4. The connecting structure of a purlin and a steel sheet pile according to claim 3, wherein a first nut and a second nut are sleeved on the screw rod, and the first nut and the second nut are respectively located on the outer sides of the first side wall and the second side wall.
5. A channel supporting method, which adopts the connecting structure of the enclosing purlin and the steel sheet pile according to any one of claims 3 to 4, and comprises the following steps:
driving Larsen steel sheet piles in the grooves;
sleeving the ring sleeves on the enclosing purlins, so that the ring sleeves correspond to the first steel plates in position one by one;
and after the purlin surrounding support is constructed, the supporting connecting piece is connected with the ring sleeve.
6. A method as claimed in claim 5, wherein the support connection comprises a support plate and a screw connected to the support plate; a first nut and a second nut are sleeved on the screw rod; the connecting the supporting connecting piece and the ring sleeve specifically comprises:
adjusting the first nut positioned on one side close to the Larsen steel sheet pile to enable the supporting plate and the purlin to be respectively abutted against a first steel sheet and a second steel sheet of the Larsen steel sheet pile; and adjusting the second nut far away from one side of the Larsen steel sheet pile so that the ring sleeve is locked on the purlin.
CN202011611893.5A 2020-12-30 2020-12-30 Connecting member, connecting structure and groove supporting method for enclosing purlin and steel sheet pile Active CN112726635B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202011611893.5A CN112726635B (en) 2020-12-30 2020-12-30 Connecting member, connecting structure and groove supporting method for enclosing purlin and steel sheet pile
AU2021100657A AU2021100657A4 (en) 2020-12-30 2021-02-02 Connection member of surrounding purlin and steel sheet piles, connection structure thereof, and trench support method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011611893.5A CN112726635B (en) 2020-12-30 2020-12-30 Connecting member, connecting structure and groove supporting method for enclosing purlin and steel sheet pile

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CN112726635B true CN112726635B (en) 2022-04-15

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100968491B1 (en) * 2008-05-16 2010-07-07 김영수 Retaing wall plate for continuous work
CN106120710A (en) * 2016-06-28 2016-11-16 河海大学 A kind of I shape composite steel plate pile
CN208088312U (en) * 2018-04-12 2018-11-13 江苏省地质矿产局第三地质大队 Double-row steel sheet pile cofferdam structure formed by connecting section steel and split screws in combined manner
CN208884535U (en) * 2018-08-28 2019-05-21 武汉市市政建设集团有限公司 A kind of distortion-free Larsen steel sheet pile supporting construction
CN209260723U (en) * 2018-11-27 2019-08-16 张利均 A kind of foundation pit enclosure structure
CN210439300U (en) * 2019-04-10 2020-05-01 湖北锐鑫基础工程有限公司 Separable anti-seepage support combined steel sheet pile
CN210194636U (en) * 2019-04-17 2020-03-27 南京同力建设集团股份有限公司 Be used for water conservancy to synthesize gate opening underground structure
CN212026272U (en) * 2020-03-25 2020-11-27 广西北投装饰装修有限公司 Compound Larsen steel sheet pile underground structure

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