CN115233759B - Electric digging device for pile core of prestressed pipe pile - Google Patents
Electric digging device for pile core of prestressed pipe pile Download PDFInfo
- Publication number
- CN115233759B CN115233759B CN202210933750.9A CN202210933750A CN115233759B CN 115233759 B CN115233759 B CN 115233759B CN 202210933750 A CN202210933750 A CN 202210933750A CN 115233759 B CN115233759 B CN 115233759B
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- CN
- China
- Prior art keywords
- fixedly connected
- sliding
- rolling
- support
- lifting frame
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/16—Machines for digging other holes in the soil
- E02F5/20—Machines for digging other holes in the soil for vertical holes
-
- 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
- E02D5/58—Prestressed concrete piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/06—Dredgers; Soil-shifting machines mechanically-driven with digging screws
Abstract
The invention discloses an electric digging device for a prestressed pipe pile core, which comprises a support, wherein two fixing frames are symmetrically and fixedly connected to the top of the support, a winding bracket is fixedly connected to one side of the fixing frames, a winding box is fixedly connected to the top of the winding bracket, a winding roller is rotatably connected to the inside of the winding box, and adjusting screws are rotatably connected to the inside of the two fixing frames, and the electric digging device has the beneficial effects that: through having set up screw rod and driving motor, under the effect of centrifugal force, produced frictional force with the hole between, this frictional force stops earth debris to rotate along with helical blade and overcome the gravity that the material descends to realized the perpendicular transport of material, be convenient for quick convenient with hole clean up, the efficiency is fast, the worker is short, labour saving and time saving.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to an electric digging device for a pile core of a prestressed pipe pile.
Background
The prestressed pipe pile has the advantages of good pile forming quality, high single pile bearing capacity, high construction speed, short construction period, low cost and the like, and the prestressed pipe pile does not need slurry wall protection in the pore-forming process, so that a large amount of slurry waste residues are avoided, and green construction is realized. The construction method of the prestressed pipe pile mainly comprises a hammering method, a static pressure method and the like;
the existing underground garage construction process needs a prestressed pipe pile as an anti-floating pile, and a pile top core is filled after hammering pile driving according to design requirements. The construction needs to be carried out on the inside of the prestressed pipe pile, and most of soil in the pile core of the conventional prestressed pipe pile is manually cleaned, so that the construction method has the advantages of slow effect, long construction period and time and labor waste.
Disclosure of Invention
The invention aims to provide an electric digging device for a pile core of a prestressed pipe pile, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an electronic digging device of pile core of prestressing force tubular pile, includes the support, two mounts of top symmetry fixedly connected with of support, one side fixedly connected with rolling support of mount, the top fixedly connected with rolling box of rolling support, the inside rotation of rolling box is connected with the wind-up roll, two the inside of mount is all rotated and is connected with adjusting screw, two the equal threaded connection in outside of adjusting screw has adjusting slide, adjusting slide and mount sliding connection, two the equal fixedly connected with crane in one side of adjusting slide, two the top fixedly connected with crossbeam of crane, the pulley is installed at the top of crossbeam, the outside sliding connection of pulley has wire rope, the outside sliding connection of crane has the connection slide, the equal fixedly connected with first spacing slide of both ends of connection slide, one side fixedly connected with two second spacing slides that the connection slide is close to the crane, second spacing slide and crane sliding connection, one side of connection slide just is located between second spacing slide and the first spacing slide fixedly connected with crossbeam, two fixed connection wire rope and the equal fixedly connected with wire rope of one side of lifting slide, one side of driving slide and one side of driving slide have the fixed connection wire rope.
Preferably, two rotate between the crane and be connected with the transfer line, the equal fixed cover in both ends of transfer line is equipped with two bevel gears, the equal fixedly connected with bevel gear in bottom of adjusting the lead screw, one bevel gear is connected with two bevel gears meshing, one side fixedly connected with transmission box of support, the inside of transmission box rotates and is connected with the worm wheel, worm wheel and transfer line fixed connection, the inside of transmission box rotates and is connected with the worm, worm and worm wheel meshing are connected, the outside fixedly connected with servo motor of transmission box, servo motor's output and worm fixed connection.
Preferably, one side fixedly connected with rolling motor of rolling box, the output and the wind-up roll fixed connection of rolling motor, the inside of rolling box just is located the wind-up roll top and rotates and be connected with reciprocating lead screw, reciprocating lead screw's outside threaded connection has the winding displacement piece, wire rope passes from one side of winding displacement piece, just wire rope and winding displacement piece sliding connection, the equal fixedly connected with belt pulley of one end of wind-up roll and the one end of reciprocating lead screw, pass through belt transmission connection between the belt pulley.
Preferably, the limit sliding block is of a T-shaped structure, and two sliding wheels are arranged on one side, close to the connecting sliding plate, of the limit sliding block.
Preferably, the fixing frame is in sliding connection with the lifting frame, and the distance between the first limiting slide plate and the second limiting slide plate is larger than the sum of the width of the fixing frame and the width of the lifting frame.
Preferably, two movable rollers are fixedly arranged on one side of the support.
Preferably, the central line of the vertical direction of the limit sliding block coincides with the central line of the vertical direction of the limit sliding groove.
Preferably, the adjusting slide block is of a cross structure, and a sliding groove matched with the adjusting slide block is formed in the fixing frame.
Compared with the prior art, the invention has the beneficial effects that: through having set up mount and crane, under adjusting the effect of lead screw, can adjust equipment overall height, when not using, reduce the shrink with the crane, reduce its height, be convenient for its transportation and deposit, through the position of second spacing slide and first spacing slide to prescribing a limit to the connection slide, in making the spacing slider can accurately fall into corresponding spacing spout when sliding from top to bottom, make it adjust the lifting work that does not influence the screw rod to different heights, its structure is nimble convenient, through having set up screw rod and driving motor, frictional force has been produced with the hole under the effect of centrifugal force, this frictional force blocks earth debris and rotates along with helical blade and has overcome the gravity that the material descends, thereby realized the perpendicular transport of material, be convenient for quick convenient with hole clean up, the efficiency is fast, it is short, labour saving and time saving.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a schematic diagram of the structure of the connecting slide plate and the fixing frame of the invention;
FIG. 5 is a schematic view of the structure of the connecting skateboard of the present invention;
FIG. 6 is a schematic diagram of the structure of the invention in which the lifting frame is matched with the fixed frame;
FIG. 7 is an enlarged view of the invention at A;
FIG. 8 is an enlarged view of the invention at B;
FIG. 9 is a schematic view of the structure of the winding box of the present invention;
fig. 10 is a schematic structural view of the fixing frame of the present invention.
In the figure: 1. a support; 2. winding a bracket; 3. a winding box; 4. a fixing frame; 5. a lifting frame; 6. a cross beam; 7. a pulley; 8. a winding motor; 9. the first limit sliding plate; 10. a wire rope; 11. the connecting slide plate; 12. the second limit sliding plate; 13. a limit sliding block; 14. limiting sliding grooves; 15. adjusting a screw rod; 16. an adjusting slide block; 17. a first bevel gear; 18. a transmission rod; 19. a two-size bevel gear; 20. a transmission box; 21. a worm wheel; 22. a worm; 23. a servo motor; 24. a driving motor; 25. a screw; 26. a wind-up roll; 27. a reciprocating screw rod; 28. and a wire arranging 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.
Referring to fig. 1-10, the present invention provides a technical solution: the utility model provides a prestressing force tubular pile stake core electric excavation device, which comprises a supporting pedestal 1, two mounts 4 of top symmetry fixedly connected with of support 1, one side fixedly connected with rolling support 2 of mount 4, rolling box 3 of top fixedly connected with of rolling support 2, pass through wind-up roller 26 and come rolling wire rope 10, thereby come the height of adjusting screw 25, the inside rotation of rolling box 3 is connected with wind-up roller 26, the inside of two mounts 4 is all rotated and is connected with adjusting screw 15, adjusting screw 15 drives adjusting slider 16 up-and-down motion, thereby drive crane 5 up-and-down motion, adjust the height of crossbeam 6, make it be convenient for accomodate and fold, the equal threaded connection in outside of two adjusting screw 15 has adjusting slider 16, adjusting slider 16 and mount 4 sliding connection, one side of two adjusting slider 16 is all fixedly connected with crane 5, the top fixedly connected with crossbeam 6 of two crane 5, pulley 7 is installed at the top of crossbeam 6, the outside sliding connection of pulley 7 has wire rope 10, the outside sliding connection of crane 5 has connecting hole 11, connecting 11 can carry out under the effect of wire rope 10 and can carry out the upper and lower sliding, can drive down and slide 11 and be connected with two slide 5 and slide 5, the second slider is connected with two slide 11 and position limit and slide 12 in the second slider 12, the slider is connected with two slide 13 at the position limit position that is fixed to the slider is reached, the slider is connected with two slide position of the slider is 12, the slider is connected with the slider is more than the slider is 12, the slider is fixed to the slider is connected with the slider is 12, one side of the connecting slide plate 11 is fixedly connected with two limiting slide blocks 13 between the second limiting slide plate 12 and the first limiting slide plate 9, limiting slide grooves 14 which are in sliding connection with the limiting slide blocks 13 are formed in one side of the lifting frame 5 and one side of the fixing frame 4, a driving motor 24 is fixedly connected to one side of the connecting slide plate 11, a screw rod 25 is fixedly connected to the output end of the driving motor 24, the screw rod 25 digs out soil inside a pipeline through a helical blade on the outer side, one end of the steel wire rope 10 is fixedly connected with the connecting slide plate 11, the other end of the steel wire rope 10 is fixedly connected with the winding roller 26, and the steel wire rope 10 drives the connecting slide plate 11 to lift so as to drive the height of the screw rod 25, and the lifting and digging are convenient to adjust.
Further, the transmission rod 18 is rotationally connected between the two lifting frames 5, the two ends of the transmission rod 18 are fixedly sleeved with the two bevel gears 19, the bottom of the adjusting screw 15 is fixedly connected with the first bevel gear 17, the first bevel gear 17 is meshed with the two bevel gears 19, one side of the support 1 is fixedly connected with the transmission box 20, the worm wheel 21 is rotationally connected with the inside of the transmission box 20, the worm wheel 21 is fixedly connected with the transmission rod 18, the worm 22 is rotationally connected with the worm wheel 21, the servo motor 23 is fixedly connected with the output end of the servo motor 23, the servo motor 23 drives the worm wheel 21 to rotate through the worm 22, the worm wheel 21 drives the transmission rod 18 to rotate, the transmission rod 18 drives the first bevel gear 17 to rotate through the second bevel gear 19, the first bevel gear 17 drives the adjusting screw 15 to rotate, the adjusting screw 15 drives the adjusting slider 16 to move up and down under the action of threads, the height of the adjusting beam 6 is smaller than the equivalent angle of the meshing gears, and the lead angle of the worm 22 is smaller than the worm wheel, the worm wheel 22 has self-locking mechanism, namely the worm wheel 22 can be reversely driven by the worm wheel 22, and the self-locking structure can not be realized, and the self-locking structure can be realized by the worm 21 is reversely driven by the worm 22, and the self-locking structure can not be realized.
Further, one side fixedly connected with rolling motor 8 of rolling box 3, the output and the wind-up roll 26 fixed connection of rolling motor 8, the inside of rolling box 3 just is located wind-up roll 26 top and rotates and be connected with reciprocating lead screw 27, reciprocating lead screw 27's outside threaded connection has winding displacement piece 28, wire rope 10 passes from winding displacement piece 28's one side, and wire rope 10 and winding displacement piece 28 sliding connection, the equal fixedly connected with belt pulley of one end of wind-up roll 26 and reciprocating lead screw 27, pass through belt transmission connection between the belt pulley, reciprocating lead screw 27 is a form of three-dimensional cam pair, it presents two screw pitch the same, revolve the opposite screw thread groove of orientation. The two ends are connected by an overtravel curve. The sliding block arranged in the spiral groove is pushed by the side surface of the spiral groove to axially reciprocate through the rotation of the reciprocating screw rod 27, so that the steel wire rope 10 is uniformly wound on the outer side of the winding roller 26, and the steel wire rope is prevented from being wound into dead knots, and the use of the steel wire rope is influenced.
Further, the limit sliding block 13 is of a T-shaped structure, two sliding wheels are arranged on one side, close to the connecting sliding plate 11, of the limit sliding block 13, friction force is reduced, and the limit sliding block 13 can slide up and down more smoothly.
Further, the fixed frame 4 is slidably connected with the lifting frame 5, and the distance between the first limiting slide plate 9 and the second limiting slide plate 12 is larger than the sum of the width of the fixed frame 4 and the width of the lifting frame 5, so that the position of the connecting slide plate 11 is limited by the second limiting slide plate 12 and the first limiting slide plate 9, and the limiting slide block 13 can accurately fall into the corresponding limiting slide groove 14 when sliding up and down.
Further, two movable rollers are fixedly arranged on one side of the support 1, so that the movable equipment body is convenient to move.
Further, the center line of the vertical direction of the limit sliding block 13 coincides with the center line of the vertical direction of the limit sliding groove 14, so that the limit sliding block 13 can accurately fall into the corresponding limit sliding groove 14 when sliding up and down.
Further, the adjusting slide block 16 is in a cross structure, and a sliding groove matched with the adjusting slide block 16 is formed in the fixing frame 4, so that the adjusting slide block 16 can be conveniently adjusted in an up-and-down sliding mode.
Specifically, during the use, remove the assigned position with support 1, with screw rod 25, aim at the hole of below, then control servo motor 23 work through control panel, servo motor 23 passes through worm 22 and drives worm wheel 21 rotation, worm wheel 21 drives the action of transfer line 18, transfer line 18 passes through bevel gear 19 and drives bevel gear 17 rotation No. one, bevel gear 17 drives adjusting screw 15 and rotates, adjusting screw 15 drives adjusting screw 16 up-and-down motion under the screw action, thereby come to fix the height of crossbeam 6, then control winding motor 8 and drive winding roller 26 rotation, driving motor 24 is under the action of gravity with screw rod 25, connect slide 11 and slide down along lifting frame 5, second limit slide 12 and lifting frame 5 slip this moment, limit slide 13 is in limit chute 14 of lifting frame 5 one side, when connecting slide 11 and lifting frame 5 separation, first limit slide 9 and mount 4 sliding connection, in limit chute 14 of limit slide 13 one side, when screw rod 25 inserts corresponding hole under the action, driving motor 24 and rotates, thereby, the high-speed of winding roller 26 is driven by the screw rod 25, the high speed of winding wire rope 26 is driven to the lift down in order to the reciprocating motion of the winding roller 26, the high speed of the winding roller 26 is accomplished in order to drive the reciprocal pile 25, the high-speed of this winding roller 26 is driven by the reciprocal winding roller 26, the reciprocal high-speed of the lifting wire 26 is driven by the reciprocal winding roller 26, and the reciprocal winding roller is convenient to be moved, and the one end of this winding roller is moved, and the high speed is moved, and the winding speed is moved, and the speed is moved, and is, the speed is, and. .
In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation 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 devices 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," "third," "fourth," 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, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an electronic digging device of prestressing force tubular pile stake core, includes support (1), its characterized in that: the utility model discloses a lifting device for a rolling machine, which comprises a support (1), two fixing frames (4) are symmetrically and fixedly connected with at the top of support (1), one side fixedly connected with rolling support (2) of fixing frames (4), the top fixedly connected with rolling box (3) of rolling support (2), the inside of rolling box (3) rotates and is connected with wind-up roll (26), two the inside of fixing frames (4) is all rotated and is connected with adjusting screw (15), two the outside of adjusting screw (15) is all threaded and is connected with adjusting slide block (16), adjusting slide block (16) and fixing frames (4) sliding connection, two one side of adjusting slide block (16) is all fixedly connected with lifting frame (5), two the top fixedly connected with crossbeam (6) of lifting frame (5), pulley (7) are installed at the top of crossbeam (6), the outside sliding connection of pulley (7) has wire rope (10), the outside sliding connection of lifting frame (5) has connecting slide plate (11), the both ends of connecting slide plate (11) are all fixedly connected with first spacing (9), lifting connection (11) are close to two side of lifting frame (12) and are connected with second slide plate (12), two limit sliding blocks (13) are fixedly connected between one side of the connecting sliding plate (11) and the first limit sliding plate (9), limit sliding grooves (14) which are in sliding connection with the limit sliding blocks (13) are formed in one side of the lifting frame (5) and one side of the fixing frame (4), a driving motor (24) is fixedly connected to one side of the connecting sliding plate (11), a screw (25) is fixedly connected to the output end of the driving motor (24), one end of the steel wire rope (10) is fixedly connected with the connecting sliding plate (11), and the other end of the steel wire rope (10) is fixedly connected with the winding roller (26);
the lifting device comprises a lifting frame (5), a transmission rod (18) is rotatably connected between the lifting frame (5), two ends of the transmission rod (18) are fixedly sleeved with a second bevel gear (19), the bottom of an adjusting screw rod (15) is fixedly connected with a first bevel gear (17), the first bevel gear (17) is meshed with the second bevel gear (19), one side of a support (1) is fixedly connected with a transmission box (20), a worm wheel (21) is rotatably connected to the inside of the transmission box (20), the worm wheel (21) is fixedly connected with the transmission rod (18), a worm (22) is rotatably connected to the inside of the transmission box (20), the worm (22) is meshed with the worm wheel (21), the outer side of the transmission box (20) is fixedly connected with a servo motor (23), and the output end of the servo motor (23) is fixedly connected with the worm (22).
One side fixedly connected with rolling motor (8) of rolling box (3), the output and the wind-up roll (26) fixed connection of rolling motor (8), the inside of rolling box (3) just is located wind-up roll (26) top and rotates and be connected with reciprocating lead screw (27), the outside threaded connection of reciprocating lead screw (27) has winding displacement piece (28), wire rope (10) pass from one side of winding displacement piece (28), just wire rope (10) and winding displacement piece (28) sliding connection, the equal fixedly connected with belt pulley of one end of wind-up roll (26) and the one end of reciprocating lead screw (27), pass through belt transmission connection between the belt pulley.
2. The electric digging device for the pile core of the prestressed pipe pile according to claim 1, wherein: the limiting slide block (13) is of a T-shaped structure, and two sliding wheels are arranged on one side, close to the connecting slide plate (11), of the limiting slide block (13).
3. The electric digging device for the pile core of the prestressed pipe pile according to claim 1, wherein: the fixing frame (4) is in sliding connection with the lifting frame (5), and the distance between the first limiting slide plate (9) and the second limiting slide plate (12) is larger than the sum of the width of the fixing frame (4) and the width of the lifting frame (5).
4. The electric digging device for the pile core of the prestressed pipe pile according to claim 1, wherein: two movable rollers are fixedly arranged on one side of the support (1).
5. The electric digging device for the pile core of the prestressed pipe pile according to claim 1, wherein: the center line of the limiting sliding block (13) in the vertical direction coincides with the center line of the limiting sliding groove (14) in the vertical direction.
6. The electric digging device for the pile core of the prestressed pipe pile according to claim 1, wherein: the adjusting slide block (16) is of a cross structure, and a sliding groove matched with the fixing frame (4) is formed in the fixing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210933750.9A CN115233759B (en) | 2022-08-04 | 2022-08-04 | Electric digging device for pile core of prestressed pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210933750.9A CN115233759B (en) | 2022-08-04 | 2022-08-04 | Electric digging device for pile core of prestressed pipe pile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115233759A CN115233759A (en) | 2022-10-25 |
| CN115233759B true CN115233759B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210933750.9A Active CN115233759B (en) | 2022-08-04 | 2022-08-04 | Electric digging device for pile core of prestressed pipe pile |
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| Country | Link |
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| CN (1) | CN115233759B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2639681A1 (en) * | 2008-09-12 | 2010-03-12 | Stanley Paskar | Auger stabilizer |
| CN212001105U (en) * | 2020-01-06 | 2020-11-24 | 马鞍山钢铁建设集团有限公司 | Pile digging device for concrete pipe piles in constructional engineering |
| CN212272038U (en) * | 2020-04-21 | 2021-01-01 | 中国铁建大桥工程局集团有限公司 | Cleaning machine for pile mouth of prestressed pipe pile |
| CN212716495U (en) * | 2020-08-10 | 2021-03-16 | 中建二局第一建筑工程有限公司 | Hole cleaning device for pile core soil of precast tubular pile |
| CN213898842U (en) * | 2020-12-30 | 2021-08-06 | 山东普济建设集团有限公司 | Drilling bored concrete pile integral type is drawn sediment recovery unit |
| CN215406060U (en) * | 2021-05-06 | 2022-01-04 | 平凉市新世纪建筑工程有限责任公司 | Building soil sampling device |
| CN215925965U (en) * | 2021-08-03 | 2022-03-01 | 淄博天昱建筑工程有限公司 | Road and bridge engineering construction is with vibration pile driver |
-
2022
- 2022-08-04 CN CN202210933750.9A patent/CN115233759B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2639681A1 (en) * | 2008-09-12 | 2010-03-12 | Stanley Paskar | Auger stabilizer |
| CN212001105U (en) * | 2020-01-06 | 2020-11-24 | 马鞍山钢铁建设集团有限公司 | Pile digging device for concrete pipe piles in constructional engineering |
| CN212272038U (en) * | 2020-04-21 | 2021-01-01 | 中国铁建大桥工程局集团有限公司 | Cleaning machine for pile mouth of prestressed pipe pile |
| CN212716495U (en) * | 2020-08-10 | 2021-03-16 | 中建二局第一建筑工程有限公司 | Hole cleaning device for pile core soil of precast tubular pile |
| CN213898842U (en) * | 2020-12-30 | 2021-08-06 | 山东普济建设集团有限公司 | Drilling bored concrete pile integral type is drawn sediment recovery unit |
| CN215406060U (en) * | 2021-05-06 | 2022-01-04 | 平凉市新世纪建筑工程有限责任公司 | Building soil sampling device |
| CN215925965U (en) * | 2021-08-03 | 2022-03-01 | 淄博天昱建筑工程有限公司 | Road and bridge engineering construction is with vibration pile driver |
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|---|---|
| CN115233759A (en) | 2022-10-25 |
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