CN109537588B - Novel practical anchor pile - Google Patents
Novel practical anchor pile Download PDFInfo
- Publication number
- CN109537588B CN109537588B CN201811649959.2A CN201811649959A CN109537588B CN 109537588 B CN109537588 B CN 109537588B CN 201811649959 A CN201811649959 A CN 201811649959A CN 109537588 B CN109537588 B CN 109537588B
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- Prior art keywords
- anchor pile
- pile body
- anchor
- movable block
- clamping
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 14
- 238000013016 damping Methods 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 description 14
- 238000010276 construction Methods 0.000 description 6
- 239000003673 groundwater Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000007569 slipcasting Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- E02D5/54—Piles with prefabricated supports or anchoring parts; Anchoring piles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/08—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against transmission of vibrations or movements in the foundation soil
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/10—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure
- E02D31/12—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure against upward hydraulic pressure
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/003—Injection of material
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
Abstract
The invention relates to the technical field of anchor piles, in particular to a novel practical anchor pile which comprises an anchor pile body, wherein a first reinforcing rib is vertically arranged in the anchor pile body, one side of the first reinforcing rib is provided with a water pipe, the anchor pile body is of a hollow tubular structure with an opening at the top end, a plurality of second reinforcing ribs are arranged on the inner walls of the two sides of the anchor pile body, the second reinforcing ribs are of a semicircular arc structure, the upper end and the lower end of each second reinforcing rib are respectively and tightly welded with the inner wall of the anchor pile body, a grouting filling area is arranged on the inner bottom surface of the anchor pile body, and a bottom plate is arranged at the bottom of the anchor pile body.
Description
Technical Field
The invention relates to the technical field of anchor rod piles, in particular to a novel practical anchor rod pile.
Background
With the rapid development of national economy and scientific technology, urban construction is implemented on a large scale. In order to better solve the increasingly tense condition of construction land, underground space is fully developed and utilized, underground garages and buildings buried underground are gradually increased, high-rise and super high-rise buildings are emerging, and foundation is buried deeply. Meanwhile, development and utilization of basement parts, skirt houses or relatively independent underground structures as functions of garages and the like are becoming more and more widespread.
The underground structure has large building area and deeper foundation burial, and the anchor rod piles are often used in construction, and the anchor rod piles are pile-pressed by utilizing counter force provided by anchor rods anchored in the original foundation, and the pile-pressed pile is generally a small-section pile and is mainly used for reinforcing the foundation. Under the highest groundwater level condition of history, thereby structural bottom plate dead weight is not enough to resist the upward buoyancy of groundwater and takes place to destroy or warp, and this problem of traditional stock stake can not be fine solution for the anti problem of floating of underground structure is outstanding day by day, and in addition, current stock stake resistance to plucking ability is limited, in view of this, we propose a novel practical stock stake.
Disclosure of Invention
The invention aims to provide a novel practical anchor pile so as to solve the problems that the self weight of a structural bottom plate provided in the background art is insufficient to resist the upward buoyancy of groundwater, so that the damage or deformation occurs, the pull-out resistance of the existing anchor pile is limited, and the like.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a novel practical anchor pile, includes the anchor pile body, the inside of anchor pile body is vertical to be provided with first steel reinforcement strip, one side of first steel reinforcement strip is provided with the water pipe, the anchor pile body is open-ended cavity tubular structure, the both sides inner wall of anchor pile body is provided with a plurality of second steel reinforcement strips, the second steel reinforcement strip is semicircle arc structure, the upper and lower both ends of second steel reinforcement strip are closely welded with the inner wall of anchor pile body respectively, the inside bottom surface of anchor pile body is provided with slip casting filling area, the bottom of anchor pile body is provided with the bottom plate.
Preferably, the anchor pile body adopts a phi 150 hole of a hole guiding machine, the first reinforcing steel bar is a phi 32 reinforcing steel bar, the water pipe is a phi 20PPR water supply pipe, the second reinforcing steel bar is a phi 6-phi 6.5 reinforcing steel bar, the grouting filling area is compacted grouting, and the pressure is 2.5-3 Kpa.
Preferably, a plurality of shock absorption blocks are arranged at the bottom of the bottom plate.
Preferably, the top ends of the first reinforcing ribs and the water pipe penetrate out of the top opening of the anchor pile body.
Preferably, the anchor pile body is tightly welded with the bottom plate.
Preferably, the bottom plate has a rectangular structure.
Preferably, the outer walls of the two sides of the bottom end of the anchor pile body are symmetrically and tightly welded with clamping strips, the outer sides of the clamping strips are provided with movable blocks, one sides of the movable blocks, which are close to the anchor pile body, are provided with grooves, clamping grooves are formed in the grooves, and the clamping grooves are matched with the clamping strips in a clamping mode.
Preferably, the top of bottom plate is close to movable block department and has seted up two spouts, the bottom of movable block is close to spout department and is provided with the slider, slider and spout sliding connection, two a plurality of first spacing holes have been seted up between the spout, the second spacing hole has been seted up at the top of movable block, the bottom of movable block is run through to the second spacing hole, the top of second spacing hole is provided with the spacer pin, the bottom of spacer pin passes second spacing hole and first spacing hole in proper order.
Preferably, the novel practical anchor pile comprises the following steps:
step S1: firstly, fixing an anchor rod pile body on a bottom plate, and damping the anchor rod pile body through a plurality of damping blocks at the bottom;
step S2: adopting a high-pressure pump to perform compaction grouting on a grouting filling area in the anchor pile body through a water pipe, wherein the pressure is 2.5-3 Kpa;
step S3: after the anchor pile body is fixed, the groove at one side of the movable block is attached to the anchor pile body through the movable blocks at two sides, and then the clamping groove is matched with the clamping strip in a clamping way, so that the anchor pile body 1 is limited, and the movement of the anchor pile body is limited in the vertical direction;
step S4: the spacing round pin of rethread inserts on first spacing hole and second spacing hole for the movable block is difficult for sliding, avoids stock stake body to receive buoyancy influence to produce the displacement, and fixes the stock stake body of different diameters through different first spacing hole.
Compared with the prior art, the invention has the beneficial effects that: the anchor pile has the advantages that the structure is simple, the use is convenient, the anchor pile body and the bottom plate arranged in the anchor pile body can prevent floors from sinking, tilting and the like, the anchor pile has the functions of pulling resistance, compression resistance, shearing resistance and the like, a reinforcement cage does not need to be bound, cement mortar grouting is adopted, the cost can be saved compared with the traditional anchor pile, the construction speed is high, the anchor pile can be guaranteed to have good pulling resistance through the movable blocks and the clamping strips arranged in the anchor pile body, the stability of a building is greatly improved, and the anchor pile has great practical value and is convenient to popularize.
Drawings
FIG. 1 is a schematic view of the internal structure of a pile body of an anchor rod according to the present invention;
FIG. 2 is a schematic diagram of the overall structure of the present invention;
FIG. 3 is a second overall schematic diagram of the present invention;
fig. 4 is an enlarged view of a portion of fig. 3 a in accordance with the present invention.
In the figure: 1. a stock pile body; 11. a first reinforcing bar; 12. a water pipe; 13. a second reinforcing bar; 14. grouting a filling area; 15. a clamping strip; 2. a bottom plate; 21. a damper block; 22. a chute; 23. a first limiting hole; 3. a movable block; 31. a groove; 311. a clamping groove; 32. a second limiting hole; 33. a limiting pin; 34. a sliding block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a number" is two or more, unless explicitly defined otherwise.
Example 1
The utility model provides a novel practical stock stake, as shown in fig. 1 and 2, including stock stake body 1, the inside of stock stake body 1 is vertical to be provided with first steel reinforcement 11, one side of first steel reinforcement 11 is provided with water pipe 12, the top of first steel reinforcement 11 and water pipe 12 all wears out from the open-top of stock stake body 1, stock stake body 1 is open-ended cavity tubular structure, stock stake body 1's both sides inner wall is provided with a plurality of second steel reinforcement 13, second steel reinforcement 13 is semicircle arc structure, the upper and lower both ends of second steel reinforcement 13 are closely welded with stock stake body 1's inner wall respectively, stock stake body 1's inside bottom surface is provided with slip casting filling area 14, stock stake body 1's bottom is provided with bottom plate 2, bottom plate 2 is rectangular structure, bottom plate 2's bottom is provided with a plurality of snubber blocks 21, stock stake body 1 and bottom plate 2 are closely welded.
Further, the first reinforcing ribs 11 and the second reinforcing ribs 13 are tightly welded, so that an integral structure is formed, and the uniform stress in the anchor pile body 1 is ensured.
Specifically, the damping blocks 21 are made of rubber materials, and the number of the damping blocks is 4, so that the anchor pile body 1 has a certain damping effect when in use.
Further, the anchor pile body 1 adopts a phi 150 hole of a hole guiding machine, the first reinforcing steel bar 11 is a phi 32 reinforcing steel bar, the water pipe 12 is a phi 20PPR water supply pipe, the second reinforcing steel bar 13 is a phi 6-phi 6.5 reinforcing steel bar, the grouting filling area 14 is compacted grouting, and the pressure is 2.5-3 Kpa.
It is noted that the water pipe 12 is a compact grouting pipe.
The novel practical anchor rod pile of this embodiment can play through the first steel reinforcement 11 and the second steel reinforcement 13 that set up and prevent that the floor from sinking, slope etc. has the effect such as resistance to plucking, resistance to compression, shearing, thereby avoids structure bottom plate 2 dead weight not enough to resist the buoyancy of groundwater and takes place to destroy or warp.
Example 2
When specifically using, the bottom of stock stake body 1 receives the buoyancy of groundwater very easily when fixed and upwards moves the condition in the morning, consequently, we make the improvement to stock stake body 1 on embodiment 1's basis, as shown in fig. 3 and 4, the inseparable welding of bottom both sides outer wall symmetry of stock stake body 1 has joint strip 15, the outside of joint strip 15 is provided with movable block 3, recess 31 has been seted up to one side that movable block 3 is close to stock stake body 1, joint groove 311 has been seted up to the inside of recess 31, joint groove 311 cooperates with joint strip 15 joint.
Further, two sliding grooves 22 are formed in the position, close to the movable block 3, of the top of the bottom plate 2, sliding blocks 34 are arranged in the position, close to the sliding grooves 22, of the bottom of the movable block 3, the sliding blocks 34 are in sliding connection with the sliding grooves 22, a plurality of first limiting holes 23 are formed between the two sliding grooves 22, second limiting holes 32 are formed in the top of the movable block 3, the second limiting holes 32 penetrate through the bottom of the movable block 3, limiting pins 33 are arranged at the tops of the second limiting holes 32, and the bottom ends of the limiting pins 33 sequentially penetrate through the second limiting holes 32 and the first limiting holes 23.
The utility model discloses a novel practical stock stake of this embodiment is when using, through the movable block 3 of slip both sides, with the recess 31 and the laminating of stock stake body 1 of movable block 3 one side for joint groove 311 cooperates with joint strip 15 joint, thereby it is spacing to stock stake body 1, restrict it and remove in vertical direction, insert on first spacing hole 23 and second spacing hole 32 through spacer pin 33, make movable block 3 be difficult for sliding, thereby will avoid stock stake body 1 to receive buoyancy to influence and produce the displacement, set up through the first spacing hole 23 of difference and fix stock stake body 1 of different diameters, it is more convenient nimble to use.
The specific using steps of the novel practical anchor pile are as follows:
step S1: firstly, the anchor pile body 1 is fixed on the bottom plate 2, and is damped by a plurality of damping blocks 21 at the bottom of the bottom plate 2, so that the anchor pile body 1 has a certain damping effect when in use;
step S2: the grouting filling area 14 inside the anchor pile body 1 is subjected to compaction grouting through the water pipe 12 by adopting a high-pressure pump, the pressure is 2.5-3 Kpa, and the first reinforcing steel bars 11 and the second reinforcing steel bars 13 are tightly welded to form an integral structure, so that the stress inside the anchor pile body 1 is ensured to be uniform;
step S3: after the anchor pile body 1 is fixed, the movable blocks 3 on two sides are slid, so that the grooves 31 on one side of the movable blocks 3 are attached to the anchor pile body 1, and further the clamping grooves 311 are matched with the clamping strips 15 in a clamping manner, so that the anchor pile body 1 is limited, and movement of the anchor pile body is limited in the vertical direction;
step S4: the limiting pins 33 are inserted into the first limiting holes 23 and the second limiting holes 32, so that the movable block 3 is not easy to slide, the anchor pile body 1 is prevented from being influenced by buoyancy to generate displacement, the anchor pile bodies 1 with different diameters are fixed through different first limiting holes 23, the novel practical anchor pile is more convenient and flexible to use, the bearing capacity of a single pile can be improved, the cost is saved by 50% compared with that of a traditional anchor pile, the construction is quick, and the defects of large construction noise, low efficiency, serious environmental pollution and the like of other piles can be overcome.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a novel practical stock stake, includes stock stake body (1), its characterized in that: the novel anchor pile comprises an anchor pile body (1), wherein a first steel bar (11) is vertically arranged in the anchor pile body (1), a water pipe (12) is arranged on one side of the first steel bar (11), the anchor pile body (1) is of a hollow tubular structure with an open top, a plurality of second steel bars (13) are arranged on the inner walls of the two sides of the anchor pile body (1), the second steel bars (13) are of a semicircular arc structure, the upper end and the lower end of each second steel bar (13) are respectively and tightly welded with the inner wall of the anchor pile body (1), a grouting filling area (14) is arranged on the inner bottom surface of the anchor pile body (1), and a bottom plate (2) is arranged at the bottom of the anchor pile body (1);
the first reinforcing ribs (11) and the second reinforcing ribs (13) are tightly welded, so that an integral structure is formed, and the stress inside the anchor pile body (1) is ensured to be uniform.
2. The novel utility anchor pile of claim 1, wherein: the anchor pile is characterized in that the anchor pile body (1) adopts phi 150 holes of a hole guiding machine, the first reinforcing ribs (11) are phi 32 reinforcing steel bars, the water pipe (12) is a phi 20PPR water supply pipe, the second reinforcing ribs (13) are phi 6-phi 6.5 reinforcing steel bars, the grouting filling area (14) is compacted grouting, and the pressure is 2.5-3 Kpa.
3. The novel utility anchor pile of claim 2, wherein: the bottom of the bottom plate (2) is provided with a plurality of damping blocks (21).
4. A novel utility anchor pile according to claim 3, characterised in that: the top ends of the first reinforcing ribs (11) and the water pipe (12) penetrate out of the top opening of the anchor pile body (1).
5. The novel utility anchor pile of claim 4, wherein: the anchor pile body (1) is tightly welded with the bottom plate (2).
6. The novel utility anchor pile of claim 5, wherein: the bottom plate (2) is of a rectangular structure.
7. The novel utility anchor pile of claim 6, wherein: the novel anchor pile is characterized in that clamping strips (15) are symmetrically and tightly welded on the outer walls of two sides of the bottom end of the anchor pile body (1), a movable block (3) is arranged on the outer side of each clamping strip (15), a groove (31) is formed in one side, close to the anchor pile body (1), of each movable block (3), a clamping groove (311) is formed in the groove (31), and the clamping grooves (311) are matched with the clamping strips (15) in a clamping mode.
8. The novel utility anchor pile of claim 7, wherein: two sliding grooves (22) are formed in the position, close to the movable block (3), of the top of the bottom plate (2), sliding blocks (34) are arranged in the position, close to the sliding grooves (22), of the bottom of the movable block (3), the sliding blocks (34) are in sliding connection with the sliding grooves (22), a plurality of first limiting holes (23) are formed between the sliding grooves (22), second limiting holes (32) are formed in the top of the movable block (3), the second limiting holes (32) penetrate through the bottom of the movable block (3), limiting pins (33) are arranged at the tops of the second limiting holes (32), and the bottoms of the limiting pins (33) sequentially penetrate through the second limiting holes (32) and the first limiting holes (23).
9. The novel utility anchor pile of claim 8, wherein: the application steps are as follows:
step S1: firstly, fixing an anchor pile body (1) on a bottom plate (2), and damping the anchor pile body through a plurality of damping blocks (21) at the bottom;
step S2: grouting a grouting filling area (14) in the anchor pile body (1) by adopting a high-pressure pump through a water pipe (12), wherein the pressure is 2.5-3 Kpa, and the first reinforcing steel bars (11) and the second reinforcing steel bars (13) are tightly welded to form an integral structure, so that the stress in the anchor pile body 1 is ensured to be uniform;
step S3: after the anchor pile body (1) is fixed, the movable blocks (3) on two sides are slid, so that the groove (31) on one side of the movable block (3) is attached to the anchor pile body (1), and further the clamping groove (311) is matched with the clamping strip (15) in a clamping manner, so that the anchor pile body 1 is limited, and movement of the anchor pile body is limited in the vertical direction;
step S4: the limiting pin (33) is inserted in the first limiting hole (23) and the second limiting hole (32), so that the movable block (3) is not easy to slide, displacement caused by buoyancy influence of the anchor pile body (1) is avoided, and anchor pile bodies (1) with different diameters are fixed through different first limiting holes (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811649959.2A CN109537588B (en) | 2018-12-31 | 2018-12-31 | Novel practical anchor pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811649959.2A CN109537588B (en) | 2018-12-31 | 2018-12-31 | Novel practical anchor pile |
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| Publication Number | Publication Date |
|---|---|
| CN109537588A CN109537588A (en) | 2019-03-29 |
| CN109537588B true CN109537588B (en) | 2024-03-29 |
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| CN201811649959.2A Active CN109537588B (en) | 2018-12-31 | 2018-12-31 | Novel practical anchor pile |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067253A (en) * | 2019-06-05 | 2019-07-30 | 招商局重庆交通科研设计院有限公司 | From anchoring miniature steel pipe anchoring pile |
| CN113062336A (en) * | 2019-06-14 | 2021-07-02 | 杭州电子科技大学 | Anti-slide pile used in slope treatment engineering |
| CN114150663B (en) * | 2021-11-29 | 2023-03-24 | 安徽省建筑科学研究设计院 | Anchor pile fixing frame |
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| CN108867625A (en) * | 2018-07-20 | 2018-11-23 | 四川锦城智信建设工程有限公司 | Long auger guncreting pile grouting behind shaft or drift lining handles construction method and its postposition grouting device |
| CN109056739A (en) * | 2018-07-30 | 2018-12-21 | 浙江华展工程研究设计院有限公司 | The retaining piles of support pile and composition |
| CN209368813U (en) * | 2018-12-31 | 2019-09-10 | 江苏兴厦建设工程集团有限公司 | Novel practical anchor pile |
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