CN113914322B - Steel sheet pile suitable for municipal building foundation pit construction - Google Patents
Steel sheet pile suitable for municipal building foundation pit construction Download PDFInfo
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- CN113914322B CN113914322B CN202111286798.7A CN202111286798A CN113914322B CN 113914322 B CN113914322 B CN 113914322B CN 202111286798 A CN202111286798 A CN 202111286798A CN 113914322 B CN113914322 B CN 113914322B
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- plate
- fixedly connected
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- grooves
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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
- E02D17/02—Foundation pits
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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
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- 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
Abstract
The invention discloses a steel sheet pile suitable for municipal building foundation pit construction, which comprises a concave plate, wherein a first fixed plate is fixedly connected to the upper right side of the concave plate, a fixed rod is fixedly connected to the lower right side of the first fixed plate, a clamping plate is fixedly connected to the lower side of the fixed plate, a second fixed plate is fixedly connected to the upper left side of the concave plate, a control plate is arranged on the lower side of the second fixed plate, a clamping groove is formed in the right side of the control plate, the clamping groove and the clamping plate are correspondingly matched, two sliding grooves are symmetrically formed in the lower side of the second fixed plate, sliding rods are slidably connected in the two sliding grooves, the sliding rods penetrate through the sliding grooves and are fixedly connected with the control plate, and two control rods are symmetrically and fixedly connected to the right side of the control plate. The invention can simplify the connection between the steel sheet piles, has smaller integral workload, reduces the workload of workers and improves the integral working efficiency.
Description
Technical Field
The invention relates to the technical field of building foundation pits, in particular to a steel sheet pile suitable for municipal building foundation pit construction.
Background
The building foundation pit is the architectural term published in 2014, is a space dug from the ground to the bottom for constructing the underground structure of a building, in the construction process of the building foundation pit, a plurality of steel sheet piles are required to be placed on the side wall of the building foundation pit to improve the overall stability, the steel sheet piles are linkage devices arranged on the edges, and the linkage device can be freely combined to form a continuous and compact steel structure body of the retaining wall or the water retaining wall, has simple structure and good stabilizing effect, however, in the using process of the steel sheet pile, the connecting operation is too complicated, the steel sheet pile needs to be placed along the corresponding clamping grooves, the operating coefficient is high, and connect the completion back, be not very inseparable between two steel sheet piles connecting, need utilize other auxiliary device, carry out the secondary fixed operation, waste time and energy, consequently, provide a steel sheet pile suitable for municipal building foundation ditch construction.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: in the use of steel sheet pile, it is too loaded down with trivial details to connect the operation, need place along corresponding draw-in groove, and the coefficient of operation is higher, and connect the completion back, and what connect between two steel sheet piles is not very inseparable, need utilize other auxiliary device, carries out the secondary fixed operation, wastes time and energy, and the steel sheet pile who is applicable to municipal building foundation ditch construction that proposes.
In order to achieve the purpose, the invention adopts the following technical scheme:
a steel sheet pile suitable for municipal building foundation pit construction comprises a concave plate, wherein a first fixing plate is fixedly connected to the upper right side of the concave plate, a fixing rod is fixedly connected to the lower right side of the first fixing plate, a clamping plate is fixedly connected to the lower side of the fixing plate, a second fixing plate is fixedly connected to the upper left side of the concave plate, a control plate is arranged on the lower side of the second fixing plate, a clamping groove is formed in the right side of the control plate, the clamping groove and the clamping plate are correspondingly matched, two sliding grooves are symmetrically formed in the lower side of the second fixing plate, sliding rods are slidably connected in the two sliding grooves and penetrate through the sliding grooves and are fixedly connected with the control plate, two control rods are symmetrically and fixedly connected to the right side of the control plate and are arranged on the outer sides of the two sliding grooves, the two control rods penetrate through the concave plate, and a first rack is fixedly connected to the inner sides of the concave plate, the concave plate is internally provided with two second racks, the second racks and the first racks are correspondingly meshed and connected, the second racks and the first racks are fixedly connected and provided with a first spring at one side, away from the first rack, of the second racks, the other side of the first spring is fixedly connected and provided with the concave plate, and the concave plate is internally provided with a movement control device of the first racks.
Preferably, the mobile control device comprises a control groove arranged on the upper side of the first rack, a trapezoidal plate is arranged in the control groove in a sliding connection mode, the trapezoidal plate penetrates through the control groove, a second spring is fixedly connected and arranged in the control groove, the other side of the second spring is fixedly connected and arranged with the control groove, two moving plates are arranged in the concave plate, the two moving plates and the first rack are correspondingly matched, four moving grooves are arranged on the inner side of the concave plate, the four moving grooves are arranged in a pairwise symmetry mode, one ends of the four moving grooves are arranged in a penetrating mode, moving rods are arranged in the four moving grooves in a sliding connection mode, the moving rods penetrate through the moving grooves and are fixedly connected with the moving plates, first magnets are arranged on the left lower sides of the two moving plates, regulating grooves are arranged on the lower sides of the two moving plates, and regulating rods are arranged in the regulating grooves in a sliding connection mode, the regulation and control pole runs through in regulation and control groove and first magnet fixed connection setting, two the movable plate right side is equipped with the rotation hole, it is equipped with the dwang to rotate downthehole rotation connection, the dwang runs through in rotating the hole setting, the downside fixed connection that the dwang is located the movable plate is equipped with second magnet, second magnet and first magnet match the setting.
Preferably, the dwang is located the upside cover of movable plate and is equipped with solid fixed ring, gu fixed ring and movable plate fixed connection set up, be equipped with the cavity in the dwang, the symmetry is equipped with two transmission boards, two in the cavity pass through the third spring coupling setting between the transmission board, two the transmission board is kept away from the upside fixed connection of the other side and is equipped with the pressure lever, run through in the cavity setting according to the pressure lever, two the downside fixed connection that the transmission board kept away from the other side is equipped with the kelly, the kelly runs through in the cavity setting, gu the inboard symmetry of fixed ring is equipped with four fixed slots, the kelly runs through in fixed slot and fixed slot matching setting.
Preferably, the cavity is internally and symmetrically provided with two limiting grooves, the two limiting grooves are symmetrically and slidably connected with two limiting rods, and the two limiting rods penetrate through the limiting grooves and the transmission plate and are fixedly connected with each other in a matching mode.
Preferably, the pressing rod is located the dwang outside fixed connection and is equipped with the pressing plate, the fixed cover in the pressing plate outside is equipped with the rubber sleeve.
Compared with the prior art, the invention has the beneficial effects that: cooperate through the draw-in groove on the cardboard control panel, accomplish the connection work between two concave plates, cooperate through control lever and first rack, accomplish the mobility control operation to the control panel, and then make between cardboard and the draw-in groove be connected inseparabler, cooperate through first rack and second rack, accomplish the screens operation to first rack, and then accomplish holistic firm operation, rethread first magnet, control operation between second magnet and the trapezoidal plate, through the change of regulating and controlling state between first magnet and the second magnet, cooperation trapezoidal plate, accomplish the mobility control operation to first rack, cooperate through dwang and solid fixed ring, confirm solid fixed ring's turned angle, play the impetus to the control of state change between first magnet and the second magnet, overall operation is simple, therefore, the clothes hanger is strong in practicability.
Drawings
FIG. 1 is a schematic structural diagram of a steel sheet pile suitable for municipal building foundation pit construction according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic bottom view of a steel sheet pile suitable for construction of a municipal foundation pit according to the present invention;
fig. 4 is a schematic top view of a fixing ring in a steel sheet pile suitable for municipal construction foundation pit construction.
In the figure: 1 concave plate, 2 first fixed plates, 3 fixed rods, 4 clamping plates, 5 second fixed plates, 6 control plates, 7 sliding grooves, 8 sliding rods, 9 control rods, 10 clamping grooves, 11 first racks, 12 second racks, 13 first springs, 14 control grooves, 15 trapezoidal plates, 16 second springs, 17 moving plates, 18 moving grooves, 19 moving rods, 20 regulating and controlling grooves, 21 regulating and controlling rods, 22 first magnets, 23 second magnets, 24 rotating holes, 25 rotating rods, 26 cavities, 27 transmission plates, 28 third springs, 29 limiting grooves, 30 limiting rods, 31 pressing rods, 32 pressing plates, 33 fixing rings, 34 fixing grooves and 35 clamping rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1-4, a steel sheet pile suitable for municipal building foundation pit construction comprises a concave plate 1, a first fixing plate 2 is fixedly connected to the upper right side of the concave plate 1, a fixing rod 3 is fixedly connected to the lower right side of the first fixing plate 2, a clamping plate 4 is fixedly connected to the lower side of the fixing plate, a second fixing plate 5 is fixedly connected to the upper left side of the concave plate 1, a control plate 6 is arranged on the lower side of the second fixing plate 5, a clamping groove 10 is arranged on the right side of the control plate 6, the clamping groove 10 and the clamping plate 4 are correspondingly matched, two sliding grooves 7 are symmetrically arranged on the lower side of the second fixing plate 5, sliding rods 8 are slidably connected in the two sliding grooves 7, the sliding rods 8 penetrate through the sliding grooves 7 and are fixedly connected with the control plate 6 to determine and limit the movement track of the control plate 6, two control rods 9 are symmetrically and fixedly connected to the right side of the control plate 6, and the two control rods 9 are arranged outside the two sliding grooves 7, two control rods 9 are arranged in a way of penetrating through a concave plate 1, two control rods 9 are fixedly connected and provided with a first rack 11 at the inner side of the concave plate 1, two second racks 12 are arranged in the concave plate 1, the two second racks 12 are correspondingly meshed and connected with the first rack 11, one side of each of the two second racks 12, which is far away from the first rack 11, is fixedly connected and provided with a first spring 13, the other side of each first spring 13 is fixedly connected and provided with the concave plate 1, a movement control device of the first rack 11 is arranged in the concave plate 1, the movement control device comprises a control groove 14 arranged at the upper side of the first rack 11, a trapezoidal plate 15 is arranged in a sliding connection mode in the control groove 14, the trapezoidal plate 15 is arranged in the control groove 14 in a way of penetrating through the control groove 14, the trapezoidal plate 15 is fixedly connected and provided with a second spring 16 at the position of the control groove 14, the other side of the second spring 16 is fixedly connected and provided with the control groove 14, two moving plates 17 are arranged in the concave plate 1, the two moving plates 17 are correspondingly arranged with the first rack 11 in a matching manner, the inner side of the concave plate 1 is provided with four moving grooves 18, the four moving grooves 18 are symmetrically arranged in pairs, one end of each moving groove 18 is arranged in a penetrating manner, moving rods 19 are arranged in the four moving grooves 18 in a sliding connection manner, the moving rods 19 penetrate through the moving grooves 18 and the moving plates 17 in a fixed connection manner, the position of the moving plates 17 in the concave plate 1 is determined and limited, and convenience is provided for subsequent control operation, the left lower sides of the two moving plates 17 are provided with first magnets 22, the lower sides of the two moving plates 17 are provided with regulating and controlling grooves 20, the regulating and controlling grooves 20 are provided with regulating and controlling rods 21 in a sliding connection manner, the regulating and controlling rods 21 penetrate through the regulating and controlling grooves 20 and the first magnets 22 in a fixed connection manner, the right sides of the two moving plates 17 are provided with rotating holes 24, the moving plates 25 are rotatably connected in the rotating holes 24, the rotating rods 25 are arranged in the rotating holes 24, the rotating rods 25 are fixedly connected with second magnets 23 at the lower sides of the moving plates 17, the second magnet 23 is matched with the first magnet 22, a fixing ring 33 is sleeved on the upper side of the rotating rod 25, which is positioned on the moving plate 17, the fixing ring 33 is fixedly connected with the moving plate 17, a cavity 26 is arranged in the rotating rod 25, two transmission plates 27 are symmetrically arranged in the cavity 26, the two transmission plates 27 are connected and arranged through a third spring 28, a pressing rod 31 is fixedly connected and arranged on the upper side of the two transmission plates 27 far away from each other, the pressing rod 31 penetrates through the cavity 26, a clamping rod 35 is fixedly connected and arranged on the lower side of the two transmission plates 27 far away from each other, the clamping rod 35 penetrates through the cavity 26, four fixing grooves 34 are symmetrically arranged on the inner side of the fixing ring 33, the clamping rod 35 penetrates through the fixing grooves 34 and are matched, the position of the rotating rod 25 is determined by utilizing the matching of the clamping rod 35 and the fixing grooves 34, and the better regulation and control work can be conveniently carried out on the state between the first magnet 22 and the second magnet 23, the symmetry is equipped with two spacing grooves 29 in the cavity 26, symmetrical sliding connection is equipped with two gag lever posts 30 in two spacing grooves 29, two gag lever posts 30 run through in spacing groove 29 and transmission board 27 match fixed connection setting, confirm and restrict transmission board 27's movement track, it is equipped with press the clamp plate 32 to press clamp rod 31 to be located dwang 25 outside fixed connection, press the clamp plate 32 outside fixed cover to be equipped with the rubber sleeve, make things convenient for the staff to carry out better regulation and control work to press clamp rod 31, the comfort level is improved.
In the present invention, when the connection between the concave plates 1 needs to be staggered, the specific operation is as follows: the two concave plates 1 which need to be connected are placed in a staggered mode, the positions of the clamping plate 4 and the clamping groove 10 are opposite, the moving plate 17 is placed into the concave plates 1 along the directions of the moving groove 18 and the moving rod 19, at the moment, the first magnet 22 and the second magnet 23 are in an attraction state, the first magnet 22 and the second magnet 23 are arranged on the right side of the trapezoidal plate 15, the two pressing plates 32 are held tightly, the pressing plates 32 drive the two transmission plates 27 to move towards the direction close to each other through the pressing rods 31, the transmission plates 27 compress the third springs 28 which are fixedly connected, the transmission plates 27 drive the clamping rods 35 which are fixedly connected to move towards the direction close to each other, the clamping rods 35 move out of the fixed grooves 34, the rotating rod 25 rotates for a half circle, the rotating rod 25 drives the second magnet 23 to rotate for a half circle, the second magnet 23 and the first magnet 22 are changed from an attraction state to a repulsion state, and the first magnet 22 moves towards the left, the first magnet 22 contacts with the trapezoidal plate 15 and pushes the trapezoidal plate 15 to move leftwards continuously until the regulating and controlling rod 21 moves to the leftmost side of the regulating and controlling slot 20, the second rack 12 is pressed downwards, the second rack 12 is disconnected with the first rack 11 while compressing the first spring 13, the pressing plate 32 is gripped again and the rotating rod 25 is rotated for a half-circle, at this time, the repelling state between the first magnet 22 and the second magnet 23 is changed into the attracting state, the first magnet 22 moves rightwards, the first magnet 22 contacts with the trapezoidal plate 15 and drives the trapezoidal plate 15 to move rightwards, the trapezoidal plate 15 drives the first rack 11 to move rightwards, the first rack 11 drives the control plate 6 to move rightwards through the control rod 9, the control plate 6 contacts with the snap plate 4, the snap plate 4 enters the clamping slot 10 and drives the snap plate 4 to move rightwards, the snap plate 4 drives the first fixing plate 2 to move rightwards through the fixing rod 3, first fixed plate 2 drives another concave plate 1 and moves right, until the both sides of cardboard 4 respectively with draw-in groove 10 bottom, concave plate 1 lateral wall contact is connected, loosen second rack 12, second rack 12 moves up under the effect of first spring 13, second rack 12 and first rack 11 meshing are connected, and then accomplish the connection work between two concave plates 1, with the movable plate 17 whole follow concave type inboard take out can, when needs will dismantle the work between two concave plates 1, the operation that the above-mentioned opposite process of repetition can.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The steel sheet pile suitable for municipal building foundation pit construction comprises a concave plate (1) and is characterized in that a first fixing plate (2) is fixedly connected to the upper right side of the concave plate (1), a fixing rod (3) is fixedly connected to the lower right side of the first fixing plate (2), a clamping plate (4) is fixedly connected to the lower side of the fixing plate, a second fixing plate (5) is fixedly connected to the upper left side of the concave plate (1), a control plate (6) is arranged on the lower side of the second fixing plate (5), a clamping groove (10) is arranged on the right side of the control plate (6), the clamping groove (10) and the clamping plate (4) are correspondingly arranged in a matching manner, two sliding grooves (7) are symmetrically arranged on the lower side of the second fixing plate (5), a sliding rod (8) is arranged in the sliding grooves (7) in a sliding manner, and the sliding rod (8) penetrates through the sliding grooves (7) and the control plate (6) to be fixedly connected, the right side symmetry fixed connection of control panel (6) is equipped with two control levers (9), two outside setting that control lever (9) are located two spout (7), two control lever (9) run through in concave plate (1) setting, two control lever (9) are located concave plate (1) inboard fixed connection and are equipped with first rack (11), be equipped with two second rack (12) in concave plate (1), two second rack (12) and first rack (11) correspond the meshing and connect the setting, two one side fixed connection that first rack (11) were kept away from in second rack (12) is equipped with first spring (13), the opposite side and concave plate (1) fixed connection setting of first spring (13), be equipped with the mobile control device of first rack (11) in concave plate (1).
2. The steel sheet pile suitable for municipal building foundation pit construction according to claim 1, wherein the movement control device comprises a control groove (14) arranged on the upper side of a first rack (11), a trapezoidal plate (15) is arranged in the control groove (14) in a sliding connection manner, the trapezoidal plate (15) penetrates through the control groove (14), a second spring (16) is fixedly connected and arranged in the control groove (14) of the trapezoidal plate (15), the other side of the second spring (16) is fixedly connected and arranged with the control groove (14), two moving plates (17) are arranged in the concave plate (1), the two moving plates (17) and the first rack (11) are correspondingly matched, four moving grooves (18) are arranged on the inner side of the concave plate (1), the four moving grooves (18) are symmetrically arranged in pairs, one end of the four moving grooves (18) is arranged through, the four moving grooves (18) are internally provided with moving rods (19) in a sliding connection manner, the moving rods (19) penetrate through the moving grooves (18) and the moving plates (17) to be fixedly connected, the left lower side of each of the two moving plates (17) is provided with a first magnet (22), the lower sides of the two moving plates (17) are provided with regulating and controlling grooves (20), the regulating and controlling groove (20) is internally provided with a regulating and controlling rod (21) in a sliding connection way, the regulating and controlling rod (21) penetrates through the regulating and controlling groove (20) and is fixedly connected with the first magnet (22), the right sides of the two moving plates (17) are provided with rotating holes (24), a rotating rod (25) is rotatably connected in the rotating hole (24), the rotating rod (25) penetrates through the rotating hole (24), dwang (25) are located the downside fixed connection of moving plate (17) and are equipped with second magnet (23), second magnet (23) and first magnet (22) match the setting.
3. The steel sheet pile suitable for municipal building foundation pit construction according to claim 2, wherein the rotating rod (25) is sleeved with a fixing ring (33) at the upper side of the moving plate (17), the fixing ring (33) and the moving plate (17) are fixedly connected, a cavity (26) is arranged in the rotating rod (25), two transmission plates (27) are symmetrically arranged in the cavity (26), the two transmission plates (27) are connected and arranged through a third spring (28), a pressing rod (31) is fixedly connected at the upper side of the two transmission plates (27) far away from the other side, the pressing rod (31) penetrates through the cavity (26), a clamping rod (35) is fixedly connected at the lower side of the two transmission plates (27) far away from the other side, the clamping rod (35) penetrates through the cavity (26), four fixing grooves (34) are symmetrically arranged at the inner side of the fixing ring (33), the clamping rod (35) penetrates through the fixing groove (34) and is matched with the fixing groove (34).
4. The steel sheet pile suitable for municipal building foundation pit construction according to claim 3, wherein two limiting grooves (29) are symmetrically formed in the cavity (26), two limiting rods (30) are symmetrically slidably connected in the two limiting grooves (29), and the two limiting rods (30) penetrate through the limiting grooves (29) and the transmission plate (27) and are fixedly connected in a matching manner.
5. The steel sheet pile suitable for municipal building foundation pit construction according to claim 3, wherein the pressing rod (31) is fixedly connected with a pressing plate (32) located outside the rotating rod (25), and a rubber sleeve is fixedly sleeved outside the pressing plate (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111286798.7A CN113914322B (en) | 2021-11-02 | 2021-11-02 | Steel sheet pile suitable for municipal building foundation pit construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111286798.7A CN113914322B (en) | 2021-11-02 | 2021-11-02 | Steel sheet pile suitable for municipal building foundation pit construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113914322A CN113914322A (en) | 2022-01-11 |
| CN113914322B true CN113914322B (en) | 2022-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111286798.7A Active CN113914322B (en) | 2021-11-02 | 2021-11-02 | Steel sheet pile suitable for municipal building foundation pit construction |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103741672A (en) * | 2014-01-24 | 2014-04-23 | 俞向阳 | Pretensioned centrifugal concrete pile with steel stranded wires and manufacturing method |
| CN111395380A (en) * | 2020-03-23 | 2020-07-10 | 重庆大学 | Pile foundation convenient for drainage |
| CN111926824A (en) * | 2020-08-06 | 2020-11-13 | 浙江国泰建设集团有限公司 | Construction method of row pile wall enclosure structure |
| CN212561477U (en) * | 2020-06-16 | 2021-02-19 | 广东正方圆工程咨询有限公司 | Double steel sheet pile flood control dyke supporting construction |
| CN213952201U (en) * | 2020-11-30 | 2021-08-13 | 南昌大学 | High stability foundation pile for hydraulic engineering |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111676954A (en) * | 2020-05-30 | 2020-09-18 | 郑州安源工程技术有限公司 | Locking type high polymer anti-seepage wall forming groove plate and construction method |
-
2021
- 2021-11-02 CN CN202111286798.7A patent/CN113914322B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103741672A (en) * | 2014-01-24 | 2014-04-23 | 俞向阳 | Pretensioned centrifugal concrete pile with steel stranded wires and manufacturing method |
| CN111395380A (en) * | 2020-03-23 | 2020-07-10 | 重庆大学 | Pile foundation convenient for drainage |
| CN212561477U (en) * | 2020-06-16 | 2021-02-19 | 广东正方圆工程咨询有限公司 | Double steel sheet pile flood control dyke supporting construction |
| CN111926824A (en) * | 2020-08-06 | 2020-11-13 | 浙江国泰建设集团有限公司 | Construction method of row pile wall enclosure structure |
| CN213952201U (en) * | 2020-11-30 | 2021-08-13 | 南昌大学 | High stability foundation pile for hydraulic engineering |
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| CN113914322A (en) | 2022-01-11 |
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