CN109083141B - Construction device for connecting existing pile foundation in soil body - Google Patents
Construction device for connecting existing pile foundation in soil body Download PDFInfo
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- CN109083141B CN109083141B CN201811072555.1A CN201811072555A CN109083141B CN 109083141 B CN109083141 B CN 109083141B CN 201811072555 A CN201811072555 A CN 201811072555A CN 109083141 B CN109083141 B CN 109083141B
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- 238000010276 construction Methods 0.000 title claims abstract description 30
- 239000002689 soil Substances 0.000 title claims abstract description 19
- 238000003780 insertion Methods 0.000 claims abstract description 14
- 230000037431 insertion Effects 0.000 claims abstract description 14
- 239000010720 hydraulic oil Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims 10
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 239000003822 epoxy resin Substances 0.000 claims 1
- 229920000647 polyepoxide Polymers 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920006332 epoxy adhesive Polymers 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229910052572 stoneware Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
- E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
-
- 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
- E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
- E02D5/523—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments composed of segments
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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)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses a construction device for pile extension of an existing pile foundation in a soil body, which comprises a circular table, wherein a placement opening is formed in the middle position of the upper surface of the circular table, a plurality of hydraulic cylinders are fixedly mounted on the outer side wall of the circular table, a base plate is fixedly connected to the lower end of each hydraulic cylinder, a travelling wheel is arranged at the bottom of the circular table, a first mounting cavity is formed in the circular table, a mounting opening communicated with the first mounting cavity is formed in the upper surface of the circular table, a ball bearing is fixedly mounted in the mounting opening, an insertion rod is inserted in the ball bearing, the outer side wall of the insertion rod is fixedly connected with the inner ring of the ball bearing, a first stepping motor is fixedly mounted at the inner bottom of the first mounting cavity, and a first gear is fixedly sleeved on the output end of the first stepping motor. The invention adopts mechanical construction to replace manpower, has higher efficiency and better pile splicing matching effect.
Description
Technical Field
The invention relates to the technical field of pile foundation pile extension construction devices, in particular to a construction device for existing pile foundation pile extension in a soil body.
Background
In the age of new stoneware as early as 7000-8000 years ago, people have been planting wooden piles building platforms in lakes and marshes to build living sites in order to prevent the invasion of beasts. Such a dwelling point is called a lake dwelling. In china, the earliest pile foundations were found in the site where the original society dwelled in river ferry, zhejiang. By the Song Dynasty, the technology of the pile foundation is mature. A section of temporary water construction foundation is carried in the 'construction method formula'. The technology of the pile foundation is more perfect when the generation of the plain and clear is reached. For example, the Qing Dynasty 'Ming Ju Engineers practice' book has stipulated the aspects of pile foundation material selection, arrangement, construction method and the like. The ancient buildings adopting pile foundations in China exist in Longhua Zhenglonghua (constructed in two years of the North Song Taiping Xing, 977 years) and Jinci sacred mother palace (constructed in the saint years of the North Song Tian, 1023-1031 years) which are preserved all the time from the north Song. Deep foundations consisting of piles and pile caps (caps for short) connecting the tops of the piles or single-pile foundations consisting of columns and pile foundations, for short, pile foundations. If the pile body is completely buried in the soil and the bottom surface of the bearing platform is contacted with the soil body, the pile body is called a low bearing platform pile foundation; when the upper part of the pile body is exposed out of the ground and the bottom of the pile cap is positioned above the ground, the pile body is called a high pile cap pile foundation. Building pile foundations are typically low cap pile foundations. In high-rise buildings, pile foundations are widely applied.
But often rely on the manual work to mend the pile foundation and the pile extension construction of existing pile foundation in the pile extension construction of current building pile foundation, waste time and energy, and appear mending the pile foundation easily and the condition that existing pile foundation axis is not on a perpendicular line, influence later stage construction safety.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: often rely on the manual work to mend the pile foundation and construct with the pile foundation's of existing pile foundation in the pile extension construction of current building pile foundation, waste time and energy, and appear mending pile foundation and the condition that existing pile foundation axis is not on a perpendicular line easily, influence later stage construction safety, and the construction equipment who is used for the inside existing pile foundation pile extension of soil body that proposes.
In order to achieve the purpose, the invention adopts the following technical scheme:
a construction device for pile extension of an existing pile foundation in a soil body comprises a circular table, wherein a placement opening is formed in the middle position of the upper surface of the circular table, a plurality of hydraulic cylinders are fixedly mounted on the outer side wall of the circular table, a base plate is fixedly connected to the lower end of each hydraulic cylinder, a travelling wheel is arranged at the bottom of the circular table, a first mounting cavity is formed in the circular table, a mounting opening communicated with the first mounting cavity is formed in the upper surface of the circular table, a ball bearing is fixedly mounted in the mounting opening, an insertion rod is inserted into the ball bearing, the outer side wall of the insertion rod is fixedly connected with the inner ring of the ball bearing, a first stepping motor is fixedly mounted at the inner bottom of the first mounting cavity, a first gear is fixedly sleeved on the output end of the first stepping motor, and the lower end of the insertion rod penetrates through the ball bearing to extend into the first mounting cavity and is, the first gear is in meshed connection with the gear ring;
a second mounting cavity is formed in the insertion rod, a sliding opening communicated with the second mounting cavity is formed in the right side wall of the insertion rod, a vertical rod is arranged in the second mounting cavity, the upper end and the lower end of the vertical rod are respectively and fixedly connected to two opposite inner side walls in the second mounting cavity, a lifting plate is sleeved on the vertical rod in a sliding manner, a screw hole is formed in the lifting plate, a threaded rod is inserted in the screw hole and connected with the screw rod in a threaded manner, a third step motor is fixedly mounted at the inner bottom of the second mounting cavity, the lower end of the threaded rod penetrates through the screw hole and then is fixedly connected with the output end of the third step motor, the right end of the lifting plate extends outwards after penetrating through the sliding opening, a sliding groove is formed in the right end surface of the lifting plate, a telescopic mechanism is arranged in the sliding groove, one end, far away from the insertion rod, and a clamping mechanism is arranged in the clamping port.
Preferably, telescopic machanism includes the slide bar, the slide bar is inserted and is established and sliding connection in the spout, be provided with first telescopic cylinder in the spout, the one end fixed mounting of first telescopic cylinder joint inserted bar is at the interior bottom of spout, first telescopic cylinder's flexible end and slide bar fixed connection, the slide bar is kept away from first telescopic cylinder's one end and mounting panel fixed connection.
Preferably, the sliding groove is symmetrically formed in two opposite inner side walls, the front side wall and the rear side wall of the sliding rod are symmetrically and fixedly provided with mounting seats, two mounting seats are internally and movably connected with rollers through first pin shafts, and the outer side walls of the two rollers are respectively contacted with the inner bottoms of the two limiting grooves.
Preferably, the clamping mechanism comprises an arc abutting plate arranged in the clamping opening, the upper surface of the mounting plate is provided with a slot communicated with the clamping opening, the slot is internally inserted with an abutting rod in sliding connection, the right end of the abutting rod is fixedly connected with the arc abutting plate, a spring is arranged in the slot, one end of the spring is fixedly connected to the inner side wall of the slot, the other end of the spring is fixedly connected with the left end of the abutting rod, the upper surface of the mounting plate is fixedly provided with a second stepping motor, the output end of the second stepping motor is fixedly sleeved with a second gear, and the second gear is meshed with the upper surface of the abutting rod.
Preferably, the two ends of the arc abutting plate are respectively and movably connected with a clamping abutting plate through a second pin shaft, two supporting plates are symmetrically and fixedly mounted on the side walls of the front side and the rear side of the abutting rod, second telescopic cylinders are fixedly mounted on the side walls of the two supporting plates far away from the sliding rod, and the telescopic ends of the two second telescopic cylinders are respectively and fixedly connected to the side walls of the two clamping abutting plates close to the sliding rod.
Preferably, install the rubber pad on the just relative lateral wall of arc to the board in the centre gripping mouth, the rubber pad passes through epoxy adhesive fixed connection on the inside wall of centre gripping mouth, the surface of rubber pad is provided with anti-skidding line.
Preferably, the arc abutting plate and the two clamping abutting plates have the same thickness, and the arc abutting plate and the two clamping abutting plates have the same thickness as the opening depth of the clamping opening.
Preferably, the width of the lifting plate is consistent with the width of the opening of the sliding opening, and the outer side wall of the lifting plate is in sliding connection with the inner side wall of the sliding opening.
Preferably, the number of the hydraulic oil cylinders is four to six, and the plurality of hydraulic oil cylinders are uniformly arranged around the axis of the circular truncated cone in the circumferential direction.
The invention has the beneficial effects that: 1. the circular truncated cone is pushed to move above the existing pile foundation, then the hydraulic cylinders are controlled to synchronously extend to put down the base plates until the base plates are lowered to be abutted against the ground and the circular truncated cone is jacked up, so that the base plates replace walking wheels to play a supporting role for the circular truncated cone, the circular truncated cone can stably stand right above the existing pile foundation, and later construction can be more stable;
2. the pile repairing pile foundation is retracted into the clamping opening, then the second stepping motor is controlled to drive the second gear to rotate, the second gear is meshed to drive the abutting rod to move, so that the arc abutting plate abuts against the rubber pad to form pre-clamping on the pile repairing pile foundation, then the two second telescopic cylinders are controlled to extend, the two clamping abutting plates rotate around the axial lead of the two second pin shafts, secondary clamping on the pile repairing pile foundation is formed, the clamping effect is better, and the later hoisting process is smoother and safer;
3. the first stepping motor is controlled to rotate to drive the gear ring to rotate, the gear ring rotates to drive the insertion rod to rotate, the mounting plate can be rotated from one side far away from the circular truncated cone to a position right opposite to the placing opening of the circular truncated cone, and the lifting plate can be lifted by controlling the forward and reverse rotation of the third stepping motor, so that the pile supplementing pile foundation is connected with the existing pile foundation;
4. the setting through telescopic machanism can adjust the laminating with the axis of benefit pile foundation and existing pile foundation, avoids because the actual condition that deviates appears in benefit pile foundation and the existing pile foundation joint that the deviation of placing the position caused of round platform.
Drawings
Fig. 1 is a schematic structural diagram of a construction device for pile splicing of an existing pile foundation in a soil body according to the invention;
FIG. 2 is a schematic structural diagram of a connection relationship between an inserted link and a sliding rod in a construction device for pile extension of an existing pile foundation in a soil body according to the present invention;
FIG. 3 is a top view of the connection relationship between the lifting plate and the mounting plate in the construction apparatus for pile extension of the existing pile foundation in the soil body according to the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 3;
fig. 5 is a plan view of a mounting plate of the construction apparatus for an existing pile foundation in a soil body according to the present invention.
In the figure: the device comprises a circular table 1, a hydraulic oil cylinder 2, a backing plate 3, a traveling wheel 4, a first mounting cavity 5, a ball bearing 6, a first stepping motor 7, a first gear 8, a gear ring 9, an inserted link 10, a slide link 11, a mounting plate 12, a second stepping motor 13, a lifting plate 14, a slide slot 15, a first telescopic cylinder 16, a slide opening 17, a second mounting cavity 18, a vertical link 19, a screw hole 20, a threaded rod 21, a clamping opening 22, a mounting seat 23, a first pin shaft 24, a roller 25, a limiting groove 26, a spring 27, a support rod 28, a second gear 29, an arc-shaped support plate 30, a rubber pad 31, a second pin shaft 32, a clamping support plate 33, a support plate 34, a second telescopic cylinder 35, a slot 36 and a third stepping motor 37.
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, 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 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.
Referring to fig. 1-5, a construction device for pile extension of an existing pile foundation in a soil body comprises a circular table 1, a placement opening is formed in the middle position of the upper surface of the circular table 1, a plurality of hydraulic cylinders 2 are fixedly mounted on the outer side wall of the circular table 1, the number of the hydraulic cylinders 2 is four to six, the hydraulic cylinders 2 are uniformly arranged around the axis of the circular table 1 in the circumferential direction, a backing plate 3 is fixedly connected to the lower end of each hydraulic cylinder 2, a traveling wheel 4 is arranged at the bottom of the circular table 1, a first mounting cavity 5 is formed in the circular table 1, a mounting opening communicated with the first mounting cavity 5 is formed in the upper surface of the circular table 1, a ball bearing 6 is fixedly mounted in the mounting opening, an insert rod 10 is inserted in the ball bearing 6, the outer side wall of the insert rod 10 is fixedly connected with the inner ring of the ball bearing 6, a first stepping motor 7 is fixedly mounted at the inner bottom of the first mounting, the lower end of the inserted link 10 passes through the ball bearing 6, extends into the first mounting cavity 5 and is fixedly sleeved with a gear ring 9, and the first gear 8 is meshed with the gear ring 9; a second mounting cavity 18 is formed in the inserting rod 10, a sliding opening 17 communicated with the second mounting cavity 18 is formed in the right side wall of the inserting rod 10, a vertical rod 19 is arranged in the second mounting cavity 18, the upper end and the lower end of the vertical rod 19 are respectively fixedly connected to two opposite inner side walls in the second mounting cavity 18, a lifting plate 14 is sleeved on the vertical rod 19 in a sliding manner, a screw hole 20 is formed in the lifting plate 14, a threaded rod 21 is inserted in the screw hole 20 and connected with the screw hole in a threaded manner, a third stepping motor 37 is fixedly mounted at the inner bottom of the second mounting cavity 18, the lower end of the threaded rod 21 penetrates through the screw hole 20 and then is fixedly connected with the output end of the third stepping motor 37, the right end of the lifting plate 14 penetrates through the sliding opening 17 and then extends backwards, the width of the lifting plate 14 is consistent with the opening width of the sliding opening 17, the outer side wall of the lifting plate 14 is connected with, a telescopic mechanism is arranged in the sliding groove 15 and comprises a sliding rod 11, the sliding rod 11 is inserted into and connected in the sliding groove 15 in a sliding mode, a first telescopic cylinder 16 is arranged in the sliding groove 15, one end, connected with the inserting rod 10 in a clamping mode, of the first telescopic cylinder 16 is fixedly installed at the inner bottom of the sliding groove 15, the telescopic end of the first telescopic cylinder 16 is fixedly connected with the sliding rod 11, one end, far away from the first telescopic cylinder 16, of the sliding rod 11 is fixedly connected with the mounting plate 12, limiting grooves 26 are symmetrically formed in two opposite inner side walls in the sliding groove 15, mounting seats 23 are symmetrically and fixedly installed on the front side wall and the rear side wall of the sliding rod 11, rollers 25 are movably connected in the two mounting seats 23 through first pin shafts 24, and the outer side walls of the;
the end of the telescopic mechanism far away from the insertion rod 10 is connected with a mounting plate 12, the upper surface of the mounting plate 12 is provided with a clamping opening 22, a clamping mechanism is arranged in the clamping opening 22, the clamping mechanism comprises an arc-shaped abutting plate 30 arranged in the clamping opening 22, the upper surface of the mounting plate 12 is provided with a slot 36 communicated with the clamping opening 22, the slot 36 is internally inserted and slidably connected with an abutting rod 28, the right end of the abutting rod 28 is fixedly connected with the arc-shaped abutting plate 30, a spring 27 is arranged in the slot 36, one end of the spring 27 is fixedly connected on the inner side wall of the slot 36, the other end of the spring 27 is fixedly connected with the left end of the abutting rod 28, the upper surface of the mounting plate 12 is fixedly provided with a second stepping motor 13, the output end of the second stepping motor 13 is fixedly sleeved with a second gear 29, the second gear 29 is meshed with the upper surface of the abutting rod 28, and two ends of the arc, the thicknesses of the arc-shaped abutting plate 30 and the two clamping abutting plates 33 are the same, the thicknesses of the arc-shaped abutting plate 30 and the two clamping abutting plates 33 are the same as the opening depth of the clamping opening 22, two support plates 34 are symmetrically and fixedly mounted on the side walls of the front side and the rear side of the abutting rod 28, second telescopic cylinders 35 are fixedly mounted on the side walls of one side, away from the sliding rod 11, of the two support plates 34, and the telescopic ends of the two second telescopic cylinders 35 are fixedly connected to the side walls of one side, close to the sliding rod 11, of the two clamping abutting plates 33 respectively.
Install rubber pad 31 on the just relative lateral wall of arc to board 30 in the centre gripping mouth 22, rubber pad 31 passes through epoxy adhesive fixed connection on the inside wall of centre gripping mouth 22, and the surface of rubber pad 31 is provided with anti-skidding line, further strengthens the centre gripping effect to the benefit pile foundation, ensures construction safety.
In the construction device for connecting piles of the existing pile foundation in the soil body, the circular table 1 is pushed to move above the existing pile foundation, then the hydraulic cylinders 2 are controlled to synchronously extend to place the backing plates 3 until the backing plates 3 are lowered to be abutted against the ground and the circular table 1 is jacked up, so that the backing plates 3 replace the travelling wheels 4 to support the circular table 1, the circular table 1 can stably stand right above the existing pile foundation, and later construction can be more stable; the pile repairing pile foundation is retracted into the clamping opening 22, then the second stepping motor 13 is controlled to drive the second gear 29 to rotate, so that the second gear 29 is meshed to drive the abutting rod 28 to move, the arc abutting plates 30 abut into the rubber pad 31 to form pre-clamping on the pile repairing pile foundation, then the two second telescopic cylinders 35 are controlled to extend, so that the two clamping abutting plates 33 rotate around the axial lead of the two second pin shafts 32 to form secondary clamping on the pile repairing pile foundation, the clamping effect is better, and the later hoisting process is smoother and safer;
the first stepping motor 7 is controlled to rotate to drive the gear ring 9 to rotate, the gear ring 9 rotates to drive the insertion rod 10 to rotate, the mounting plate 12 can be rotated and moved to a position right opposite to the placing opening of the circular truncated cone 1 from one side far away from the circular truncated cone 1, the lifting plate 14 can be lifted by controlling the forward and reverse rotation of the third stepping motor 37, and therefore the pile supplementing pile foundation is connected with the existing pile foundation; the setting through telescopic machanism can adjust the laminating with the axis of benefit pile foundation and existing pile foundation, avoids because the condition that the difference appears in benefit pile foundation and the existing pile foundation joint that the deviation of 1 actual positions of putting of round platform caused.
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. A construction device for pile extension of an existing pile foundation in a soil body comprises a circular table (1) and is characterized in that a placement opening is formed in the middle position of the upper surface of the circular table (1), a plurality of hydraulic cylinders (2) are fixedly mounted on the outer side wall of the circular table (1), a base plate (3) is fixedly connected to the lower end of each hydraulic cylinder (2), a travelling wheel (4) is arranged at the bottom of the circular table (1), a first installation cavity (5) is formed in the circular table (1), an installation opening communicated with the first installation cavity (5) is formed in the upper surface of the circular table (1), a ball bearing (6) is fixedly mounted in the installation opening, an insertion rod (10) is inserted in the ball bearing (6), the outer side wall of the insertion rod (10) is fixedly connected with the inner ring of the ball bearing (6), a first stepping motor (7) is fixedly mounted at the inner bottom of the first installation cavity (5), a first gear (8) is fixedly sleeved on the output end of the first stepping motor (7), the lower end of the inserted rod (10) penetrates through the ball bearing (6) to extend into the first mounting cavity (5) and is fixedly sleeved with a gear ring (9), and the first gear (8) is meshed with the gear ring (9);
a second installation cavity (18) is formed in the inserted bar (10), a sliding opening (17) communicated with the second installation cavity (18) is formed in the right side wall of the inserted bar (10), a vertical rod (19) is arranged in the second installation cavity (18), the upper end and the lower end of the vertical rod (19) are respectively and fixedly connected to two opposite inner side walls in the second installation cavity (18), a lifting plate (14) is sleeved on the vertical rod (19) in a sliding manner, a screw hole (20) is formed in the lifting plate (14), a threaded rod (21) is inserted in the screw hole (20) and is in threaded connection with the screw hole, a third step motor (37) is fixedly installed at the inner bottom of the second installation cavity (18), the lower end of the threaded rod (21) penetrates through the screw hole (20) and then is fixedly connected with the output end of the third step motor (37), and the right end of the lifting plate (14) penetrates through the sliding opening (17) and then extends outwards, the lifting plate is characterized in that a sliding groove (15) is formed in the right end face of the lifting plate (14), a telescopic mechanism is arranged in the sliding groove (15), one end, far away from the insertion rod (10), of the telescopic mechanism is connected with a mounting plate (12), a clamping opening (22) is formed in the upper surface of the mounting plate (12), and a clamping mechanism is arranged in the clamping opening (22).
2. The construction device for the existing pile foundation pile extension in the soil body according to claim 1, wherein the clamping mechanism comprises an arc-shaped abutting plate (30) arranged in the clamping opening (22), the upper surface of the mounting plate (12) is provided with a slot (36) communicated with the clamping opening (22), a abutting rod (28) is inserted in the slot (36) and is connected with the abutting rod in a sliding manner, the right end of the abutting rod (28) is fixedly connected with the arc-shaped abutting plate (30), a spring (27) is arranged in the slot (36), one end of the spring (27) is fixedly connected to the inner side wall of the slot (36), the other end of the spring (27) is fixedly connected with the left end of the abutting rod (28), the upper surface of the mounting plate (12) is fixedly provided with a second stepping motor (13), a second gear (29) is fixedly sleeved on the output end of the second stepping motor (13), the second gear (29) is meshed and connected with the upper surface of the abutting rod (28).
3. The construction device for the existing pile foundation in the soil body according to claim 2, wherein a rubber pad (31) is arranged on one side wall of the clamping opening (22) opposite to the arc-shaped abutting plate (30), the rubber pad (31) is fixedly connected to the inner side wall of the clamping opening (22) through epoxy resin adhesive, and anti-skid grains are arranged on the outer surface of the rubber pad (31).
4. A construction device for an existing pile foundation in a soil body according to claim 1, wherein the width of the lifting plate (14) is the same as the opening width of the sliding opening (17), and the outer side wall of the lifting plate (14) is connected with the inner side wall of the sliding opening (17) in a sliding manner.
5. The construction device for the existing pile foundation pile extension in the soil body according to claim 1, wherein the number of the hydraulic oil cylinders (2) is four to six, and a plurality of the hydraulic oil cylinders (2) are uniformly arranged in the circumferential direction around the axis of the circular truncated cone (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072555.1A CN109083141B (en) | 2018-09-14 | 2018-09-14 | Construction device for connecting existing pile foundation in soil body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072555.1A CN109083141B (en) | 2018-09-14 | 2018-09-14 | Construction device for connecting existing pile foundation in soil body |
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| Publication Number | Publication Date |
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| CN109083141A CN109083141A (en) | 2018-12-25 |
| CN109083141B true CN109083141B (en) | 2020-08-28 |
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| CN201811072555.1A Active CN109083141B (en) | 2018-09-14 | 2018-09-14 | Construction device for connecting existing pile foundation in soil body |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110644513A (en) * | 2019-10-16 | 2020-01-03 | 四川齐峰建设工程有限公司 | Rolling type asphalt concrete anti-seepage core wall construction device and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2001140573A (en) * | 1999-11-16 | 2001-05-22 | Kinki Ishiko Kk | Pile driving/extracting machine |
| CN204825897U (en) * | 2015-06-11 | 2015-12-02 | 鞍山紫竹工程设备制造有限公司 | Lift clamping mechanism of stake machine is planted to hydraulic pressure |
| CN206784379U (en) * | 2017-03-17 | 2017-12-22 | 江苏山海新型建材股份有限公司 | A kind of more piece rotates pile-grafting machine |
| CN108442367A (en) * | 2018-03-26 | 2018-08-24 | 中铁三局集团有限公司 | A kind of accurate pile extension platform for prefabricated square pile |
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