CN112144528A - Steel reinforcement cage straightness self-correction device that hangs down - Google Patents
Steel reinforcement cage straightness self-correction device that hangs down Download PDFInfo
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- CN112144528A CN112144528A CN202011020013.7A CN202011020013A CN112144528A CN 112144528 A CN112144528 A CN 112144528A CN 202011020013 A CN202011020013 A CN 202011020013A CN 112144528 A CN112144528 A CN 112144528A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
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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
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
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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
- E02D5/66—Mould-pipes or other moulds
- E02D5/665—Mould-pipes or other moulds for making piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0007—Production methods using a mold
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a device for automatically correcting the verticality of a reinforcement cage, which comprises a main body member, a first connecting rod, a second connecting rod, a pressure-bearing steel plate, a tension-bearing screw rod and a pressure-bearing screw rod, wherein the main body member comprises an outer steel protective cylinder and an inner steel protective cylinder, the inner steel protective cylinder is fixed to the outer steel protective cylinder through the first connecting rod, the second connecting rod, the pressure-bearing steel plate, the tension-bearing screw rod and the pressure-bearing screw rod, a jack is fixed through the screw rod and a screw cap, a third connecting piece and a fourth connecting piece are arranged at the top end of the jack, transmission force acts on the inner steel protective cylinder through the connecting pieces, so that the downward verticality of. The invention has the beneficial effects that: this application can automatic deviation correction steel reinforcement cage transfer the straightness that hangs down, can protect a section of thick bamboo size according to steel in the steel reinforcement cage size adjusting device, is applicable to the pile body of different stake footpaths and uses, is in a stake central point always when the steel reinforcement cage transfers and puts, therefore steel reinforcement cage protective layer thickness obtains guaranteeing to improve bored concrete pile's the quality of pouring, effectively avoided in the work progress collision pore wall to cause the hole incident of collapsing.
Description
Technical Field
The invention relates to the technical field of civil engineering, in particular to a device for self-correcting the verticality of a reinforcement cage.
Background
Along with the development of modern industry, bored concrete pile is by wide application in all kinds of buildings in civil engineering field, and is difficult to guarantee the straightness that hangs down when transferring the steel reinforcement cage in the engineering, adjusts through the manual work and can't accurately guarantee the straightness that hangs down and reach the operation requirement to thereby it collides the incident such as hole collapse easily to transfer the in-process at the steel reinforcement cage, and because the steel reinforcement cage straightness problem that hangs down appears the protective layer easily in the engineering on one side oversize less problem on the other side, thereby has influenced the quality of pouring of bored concrete pile.
Disclosure of Invention
Aiming at the technical problems in the related art, the invention provides a steel reinforcement cage verticality self-correcting device which can automatically correct the downward verticality of a steel reinforcement cage and adjust the size of a steel casing in the device according to the size of the steel reinforcement cage, and is suitable for pile bodies with different pile diameters.
In order to achieve the technical purpose, the technical scheme of the invention is realized as follows: a steel reinforcement cage verticality self-correcting device comprises an outer steel casing and an inner steel casing arranged inside the outer steel casing, wherein one end of a first connecting piece is welded on the inner wall of the middle of the inner steel casing, the other end of the first connecting piece is fixedly connected with one end of a second connecting piece through a connecting shaft, a pressure-bearing steel plate is welded on the other end of the second connecting piece, a first steel backing plate is arranged on one side of the pressure-bearing steel plate, symmetrically arranged tension-bearing screws penetrate through the upper end and the lower end of the pressure-bearing steel plate, the first steel backing plate is symmetrically provided with the pressure-bearing screws, the pressure-bearing screws are positioned on the inner side of the tension-bearing screws, the end parts of the tension-bearing screws and the pressure-bearing screws are respectively connected with a screw cylinder through straight threads, one ends of protective casings are welded on the upper portion and the lower portion of the inner steel casing, one end of a compression, the other end of the pressure rod is welded with one end of a third connecting piece, the third connecting piece is fixedly connected with one end of a fourth connecting piece through an intermediate shaft, the other end of the fourth connecting piece is welded with one end of a jack, the other end of the jack is fixedly connected with the outer steel casing through a screw and a nut, two first rod pieces are welded on the outer steel casing below the jack, a second rod piece is welded on the inner wall of the inner steel casing, a storage battery is arranged on the inner wall of the inner steel casing and is fixed with a longitudinal fixing frame through a transverse fixing frame, two second steel base plates are sleeved between the two first rod pieces and are arranged in parallel, a second spring is sleeved on the first rod piece between the second steel base plates, a third spring is welded between the second steel base plates which are arranged in parallel, one side of the third spring is provided with the connecting piston, and one end of the connecting piston is provided with, the first current conducting plate is electrically connected with the storage battery through a conducting wire, an insulating hollow screw is installed in a hole in the outer side of the steel backing plate, the position of the insulating hollow screw corresponds to the position of the connecting piston, the end portion of the insulating hollow screw is provided with a second current conducting plate, and a current conducting spring is arranged on the second current conducting plate.
Furthermore, the inner steel casing is formed by combining four steel plates
Furthermore, the storage batteries are respectively output by two paths, one path of the storage batteries is electrically connected with one end of the jack through a lead, the other path of the storage batteries is electrically connected with the second conductive plate through the lead and the insulating hollow screw, and the second conductive plate is electrically connected with the first conductive plate connected with the piston through the conductive spring.
Furthermore, the second rod piece is rotatably connected with one end of the second steel base plate.
Further, the steel backing plate two is fixed on the rod piece one through a nut.
The invention has the beneficial effects that: in view of the not enough of existence among the prior art, this application is when carrying out steel reinforcement cage and transferring, can automatic deviation rectification steel reinforcement cage transfers the straightness that hangs down, can protect a section of thick bamboo size according to steel reinforcement cage size adjusting device interior steel, is applicable to the pile body of different stake footpaths and uses, is in a stake central point always when steel reinforcement cage transfers and puts, therefore steel reinforcement cage protective layer thickness obtains guaranteeing to improve bored concrete pile's the quality of pouring, effectively avoided in the work progress collision pore wall to cause the hole incident of collapsing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a device for automatically correcting the perpendicularity of a reinforcement cage according to an embodiment of the invention;
fig. 1-1 is a cross-sectional view a-a of a device for automatically correcting the perpendicularity of a reinforcement cage according to an embodiment of the invention;
fig. 1-2 is a B-B cross-sectional view of a reinforcement cage perpendicularity self-correcting device according to an embodiment of the invention;
FIG. 2 is a schematic view of a partial structure of a first rod member connecting a second steel backing plate of the device for automatically correcting the perpendicularity of the reinforcement cage according to the embodiment of the invention;
in the figure: 1. an outer steel casing; 2. an inner steel casing; 3. a first connecting piece; 4. a second connecting piece; 5. a pressure-bearing steel plate; 6. a first steel base plate; 7. a tensile screw rod; 8. a pressure-bearing screw; 9. a screw cylinder; 10. a protective cylinder; 11. a first spring; 12. a pressure lever; 13. a third connecting piece; 14. a connecting piece IV; 15. a jack; 16. a screw; 17. a nut; 18. a transverse fixing frame; 19. a storage battery; 20. a longitudinal fixing frame; 21. a wire; 22. a connecting shaft; 23. a second spring; 24. a first rod piece; 25. a second rod piece; 26. an intermediate shaft; 27. a second steel base plate; 28. a third spring; 29. connecting a piston; 30. insulating hollow screw.
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. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1, 1-2 and 2, the device for self-correcting the perpendicularity of the reinforcement cage according to the embodiment of the invention comprises an outer steel casing 1 and an inner steel casing 2 arranged inside the outer steel casing 1, wherein one end of a first connecting piece 3 is welded on the inner wall of the middle part of the inner steel casing 2, the other end of the first connecting piece 3 is fixedly connected with one end of a second connecting piece 4 through a connecting shaft 22, the other end of the second connecting piece 4 is welded with a pressure-bearing steel plate 5, one side of the pressure-bearing steel plate 5 is provided with a first steel backing plate 6, symmetrically arranged tension-bearing screws 7 penetrate through the upper end and the lower end of the pressure-bearing steel plate 5, the first steel backing plate 6 is symmetrically provided with pressure-bearing screws 8, the pressure-bearing screws 8 are positioned on the inner sides of the tension-bearing screws 7, the ends of the tension-bearing screws 7 and, one end of a protection cylinder 10 is welded on the inner walls of the upper portion and the lower portion of the inner steel casing 2, one end of a pressure rod 12 is inserted into the protection cylinder 10, a spring I11 is arranged between the pressure rod 12 and the inner steel casing 2, one end of a connecting piece III 13 is welded on the other end of the pressure rod 12, one end of a connecting piece IV 14 is fixedly connected with the connecting piece III 13 through an intermediate shaft 26, one end of a jack 15 is welded on the other end of the connecting piece IV 14, the other end of the jack 15 is fixedly connected with the outer steel casing 1 through a screw 16 and a nut 17, two rod pieces I24 are welded on the outer steel casing 1 below the jack 15, a rod piece II 25 is welded on the inner wall of the inner steel casing 2, a storage battery 19 is arranged on the inner wall of the inner steel casing 2, the storage battery 19 is fixed through a transverse fixing frame 18 and a longitudinal fixing frame 20, the storage batteries 19 are respectively output by two paths, one path of the storage battery 19 is, battery 19's another way passes through wire 21 and passes insulating hollow screw 30 electricity even the conducting plate two, the conducting plate two passes the conducting spring electricity is even the conducting plate one of connecting piston 29, two the cover is equipped with two steel backing plate two 27 between a member 24, just two 27 of steel backing plate set up side by side, two 27 of steel backing plate are fixed in through the nut on the member 24, between two 27 of steel backing plate the suit spring two 23 on the member 24 sets up side by side the middle welding spring three 28 of two 27 of steel backing plate, one side of spring three 28 is provided with connect piston 29, the one end of connecting piston 29 is provided with conducting plate one, the conducting plate one pass through wire 21 with battery 19 electricity is even, the downthehole insulating hollow screw 30 of installation in two 27 of steel backing plate outsides, insulating hollow screw 30 position with the position of connecting piston 29 is corresponding, and a second conducting plate is arranged at the end part of the hollow edge screw 30, and a conducting spring is arranged on the second conducting plate.
In a specific embodiment of the invention, the middle part of the device is fixed on the inner steel casing 2 by a tensile screw 7, a pressure-bearing screw 8, a screw cylinder 9, a steel backing plate I6, a pressure-bearing steel plate 5, a connecting piece I3, a connecting piece II 4 and a connecting shaft 22, so that the inner steel casing 2 can deflect in the direction of the pile core, and the verticality of the steel bar cylinder can reach the use requirement by adjusting the inner steel casing 2 through an upper component and a lower component.
In a specific embodiment of the invention, during installation, the spring I11 has certain elastic potential energy by adjusting the tension bearing screw 7, the pressure bearing screw 8, the screw 16 and the screw cap 17, so that the inner steel casing 2 is kept balanced under the condition of no stress, after the whole device is triggered, the jack 15 is conducted to a power supply to generate thrust, and the inner steel casing 2 is restored to a vertical state under the action of the spring I11, so that the reinforcement cage is reset.
In one embodiment of the invention, when placing the steel reinforcement cage, firstly adjusting the tension screw 7, the pressure screw 8, the screw 16 and the nut 17 to make the inner diameter of the inner steel casing 2 reach the most suitable inner diameter with the steel reinforcement cage, fixing the device to the orifice and centering adjustment, when the steel reinforcement cage is in the vertical state, because of the limit function of the device, the steel reinforcement cage reaches the designed position without adjustment, when the steel reinforcement cage deviates due to operation or external force, the steel reinforcement cage inclines, the side pressure makes the inner steel casing deflect, the inner steel casing 2 pushes the second rod 25, the second rod 25 pushes the second steel backing plate 27, the second steel backing plate 27 pushes the third spring 28, the third spring 28 pushes the connecting piston 29, so that the power supply conducts the jack 15 to start working, the jack 15 pushes the third connecting piece 13 through the fourth connecting piece 14 to drive the pressure lever 12 to trigger the first spring 11 to act on the inner steel casing 2, the inner steel casing 2 pushes the steel reinforcement cage, when the steel reinforcement cage is restored to a vertical state, the lateral pressure disappears, the second spring 23 pushes the second steel backing plate 27 to drive the third spring 28, the third spring 28 retracts to pull the connecting piston 29 to disconnect a circuit, the jack 15 is powered off and stops working, the steel reinforcement cage is restored to an initial state, and at the moment, the verticality of the steel reinforcement cage is adjusted to the vertical state.
In one specific embodiment of the present invention, it should be noted that, in this document, relational terms such as "a" and "an" and the like are only used for distinguishing one entity or operation from another entity or operation without necessarily requiring or implying any actual such relationship or order between such entities or operations, and furthermore, the terms "comprises", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but also other elements not explicitly listed or inherent to such process, method, article, or apparatus. In addition, "front", "rear", "left", "right", "upper" and "lower" in this document are referred to the placement states shown in the drawings.
In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.
When the device is used specifically, the main body component of the device comprises an outer steel casing and an inner steel casing, the inner steel casing is fixed to the outer steel casing through a first connecting rod, a second connecting rod, a pressure-bearing steel plate, a tensile screw and a pressure-bearing screw, a jack is fixed through a screw and a nut, a third connecting piece and a fourth connecting piece are arranged at the top end of the jack, transmission force acts on the inner steel casing through the connecting pieces, so that the downward verticality of the steel reinforcement cage is corrected, and meanwhile, the circuit is controlled to be disconnected or connected through the first rod piece, the second steel base plate and the spring.
In conclusion, by means of the technical scheme, the steel reinforcement cage lowering verticality can be automatically corrected, the size of the steel casing in the device can be adjusted according to the size of the steel reinforcement cage, the device is suitable for piles with different pile diameters, and the steel reinforcement cage is always located at the center of the pile when being lowered, so that the thickness of the steel reinforcement cage protecting layer is guaranteed, the pouring quality of a cast-in-place pile is improved, and the hole collapse event caused by collision of the hole wall in the construction process is effectively avoided.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The steel reinforcement cage verticality self-deviation-correcting device is characterized by comprising an outer steel protective cylinder (1) and an inner steel protective cylinder (2) arranged inside the outer steel protective cylinder (1), wherein one end of a first connecting piece (3) is welded on the inner wall of the middle part of the inner steel protective cylinder (2), the other end of the first connecting piece (3) is fixedly connected with one end of a second connecting piece (4) through a connecting shaft (22), the other end of the second connecting piece (4) is welded with a pressure-bearing steel plate (5), one side of the pressure-bearing steel plate (5) is provided with a first steel backing plate (6), symmetrically arranged tension-bearing screws (7) are arranged at the upper end and the lower end of the pressure-bearing steel plate (5) in a penetrating manner, pressure-bearing screws (8) are symmetrically arranged on the first steel backing plate (6), the pressure-bearing screws (8) are positioned at the inner side of the tension-bearing screws (7), the tension-bearing screws (7) and the end part of the pressure-, one end of a protection cylinder (10) is welded on the inner walls of the upper portion and the lower portion of the inner steel casing (2), one end of a pressure rod (12) is inserted in the protection cylinder (10), a spring I (11) is arranged between the pressure rod (12) and the inner steel casing (2), one end of a connecting piece III (13) is welded on the other end of the pressure rod (12), the connecting piece III (13) is fixedly connected with one end of a connecting piece IV (14) through an intermediate shaft (26), the other end of the connecting piece IV (14) is welded on one end of a jack (15), the other end of the jack (15) is fixedly connected with the outer steel casing (1) through a screw rod (16) and a screw cap (17), two rod pieces I (24) are welded on the outer steel casing (1) below the jack (15), a rod piece II (25) is welded on the inner wall of the inner steel casing (2), and a storage battery (19) is arranged on the inner wall of the inner steel casing (2), the storage battery (19) is fixed through a transverse fixing frame (18) and a longitudinal fixing frame (20), two rods (24) are sleeved with two steel backing plates (27), the steel backing plates (27) are arranged in parallel, the rods (24) are sleeved with a spring (23) between the steel backing plates (27), the steel backing plates (27) are welded with a spring (28) in the middle, one side of the spring (28) is provided with the connecting piston (29), one end of the connecting piston (29) is provided with a first conductive plate, the first conductive plate is electrically connected with the storage battery (19) through a wire (21), an insulating hollow screw (30) is installed in the outer side hole of the steel backing plate (27), the position of the insulating hollow screw (30) is corresponding to the position of the connecting piston (29), and the end of the edge hollow screw (30) is provided with a second conductive plate, and the second conducting plate is provided with a conducting spring.
2. The reinforcement cage verticality self-correcting device according to claim 1, wherein the inner steel casing (2) is formed by combining four steel plates.
3. The reinforcement cage verticality self-correcting device according to claim 1, wherein the storage batteries (19) are respectively output in two ways, one way of the storage batteries (19) is electrically connected with one end of the jack (15) through a lead (21), the other way of the storage batteries (19) is electrically connected with the second conductive plate through the lead (21) and penetrating through the insulating hollow screw (30), and the second conductive plate is electrically connected with the first conductive plate of the connecting piston (29) through the conductive spring.
4. The reinforcement cage verticality self-correcting device according to claim 1, wherein the second rod (25) is rotatably connected with one end of the second steel backing plate (27).
5. The reinforcement cage perpendicularity self-correcting device according to claim 1, wherein the second steel backing plate (27) is fixed to the first rod piece (24) through a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011020013.7A CN112144528B (en) | 2020-09-25 | 2020-09-25 | Steel reinforcement cage straightness is from deviation correcting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011020013.7A CN112144528B (en) | 2020-09-25 | 2020-09-25 | Steel reinforcement cage straightness is from deviation correcting device |
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| Publication Number | Publication Date |
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| CN112144528A true CN112144528A (en) | 2020-12-29 |
| CN112144528B CN112144528B (en) | 2023-06-09 |
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| CN202011020013.7A Active CN112144528B (en) | 2020-09-25 | 2020-09-25 | Steel reinforcement cage straightness is from deviation correcting device |
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Citations (6)
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|---|---|---|---|---|
| JP2013185403A (en) * | 2012-03-09 | 2013-09-19 | East Japan Railway Co | Erection device and erection method of reinforcement cage |
| CN105002890A (en) * | 2015-07-15 | 2015-10-28 | 杭州江润科技有限公司 | Abyssal region cast-in-situ bored pile nondestructive assembly and disassembly double-layer steel casing group structure and construction method |
| CN105887811A (en) * | 2015-12-17 | 2016-08-24 | 深圳市福田建安建设集团有限公司 | Ultra-deep soft soil pile integral construction method based on high-precision information monitoring |
| CN207003425U (en) * | 2017-04-24 | 2018-02-13 | 武汉二航路桥特种工程有限责任公司 | A kind of borehole filling pile cage of reinforcement stopping means |
| CN208533515U (en) * | 2018-07-09 | 2019-02-22 | 深圳市工勘岩土集团有限公司 | A kind of additional steel pile casting structure of steel reinforcement cage |
| CN208633099U (en) * | 2018-07-23 | 2019-03-22 | 云南建投基础工程有限责任公司 | A kind of device preventing borehole filling pile cage of reinforcement bias |
-
2020
- 2020-09-25 CN CN202011020013.7A patent/CN112144528B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013185403A (en) * | 2012-03-09 | 2013-09-19 | East Japan Railway Co | Erection device and erection method of reinforcement cage |
| CN105002890A (en) * | 2015-07-15 | 2015-10-28 | 杭州江润科技有限公司 | Abyssal region cast-in-situ bored pile nondestructive assembly and disassembly double-layer steel casing group structure and construction method |
| CN105887811A (en) * | 2015-12-17 | 2016-08-24 | 深圳市福田建安建设集团有限公司 | Ultra-deep soft soil pile integral construction method based on high-precision information monitoring |
| CN207003425U (en) * | 2017-04-24 | 2018-02-13 | 武汉二航路桥特种工程有限责任公司 | A kind of borehole filling pile cage of reinforcement stopping means |
| CN208533515U (en) * | 2018-07-09 | 2019-02-22 | 深圳市工勘岩土集团有限公司 | A kind of additional steel pile casting structure of steel reinforcement cage |
| CN208633099U (en) * | 2018-07-23 | 2019-03-22 | 云南建投基础工程有限责任公司 | A kind of device preventing borehole filling pile cage of reinforcement bias |
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| Publication number | Publication date |
|---|---|
| CN112144528B (en) | 2023-06-09 |
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