CN111809627A - Multipurpose section steel static pile-drawing machine - Google Patents
Multipurpose section steel static pile-drawing machine Download PDFInfo
- Publication number
- CN111809627A CN111809627A CN202010693313.5A CN202010693313A CN111809627A CN 111809627 A CN111809627 A CN 111809627A CN 202010693313 A CN202010693313 A CN 202010693313A CN 111809627 A CN111809627 A CN 111809627A
- Authority
- CN
- China
- Prior art keywords
- chuck
- pile
- section steel
- pulling
- pulled
- Prior art date
- 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.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D9/00—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof
- E02D9/02—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof by withdrawing
Landscapes
- Engineering & Computer Science (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)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses a multipurpose profile steel static pile extractor which comprises a pile extracting clamp, a pile extracting oil cylinder and an extraction aid, wherein the pile extracting oil cylinder is fixedly connected with the pile extracting clamp; the pile pulling fixture comprises a shell and a chuck component arranged in the shell, the chuck component comprises a telescopic chuck and a fixed chuck fixedly connected with the shell, and a clamping oil cylinder is connected between the telescopic chuck and the inner wall of the shell; the pulling aid is detachably connected with the section steel to be pulled, and the pulling aid and the section steel to be pulled are arranged between the telescopic chuck and the fixed chuck. The pile pulling device is fixedly connected with the profile steel to be pulled, so that the height of the profile steel leaking out of the ground is increased, the profile steel is clamped through a chuck assembly in the pile pulling clamp, and the pile pulling device and the profile steel to be pulled are integrally lifted through the pile pulling oil cylinder; different pulling aids and chuck assemblies can be selected according to different section steels, so that the applicability of the static pile extractor is greatly improved, the structure is simple, the operation is convenient, and the application of the section steel static pile extractor is widened.
Description
Technical Field
The invention relates to the field of construction machinery equipment, in particular to a multipurpose section steel static pile extractor.
Background
With the rapid development of national economy, the quantity of municipal infrastructure rises year by year. In construction, the built-in section steel reinforced piles are widely used for engineering support, and the application amount of section steel such as H-shaped steel or round steel is increased year by year. In order to save the engineering cost and the secondary utilization of underground space, generally, the section steel needs to be extracted from the ground bottom and recycled after the engineering is finished. The pile pulling machinery at the present stage can only be used for pulling out H-shaped steel and cannot be used for a fender pile with built-in round steel; meanwhile, when the length of the section steel exposed out of the ground is smaller than the oil cylinders (jacks) on the two sides, the clamp cannot directly act on the section steel.
Disclosure of Invention
The invention aims to provide a multipurpose section steel static pile-drawing machine, which solves the problems in the prior art, has a simple structure and convenient operation, and widens the application of the section steel static pile-drawing machine.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a multipurpose profile steel static pile extractor which comprises a pile extracting clamp, a pile extracting oil cylinder and an extraction aid, wherein the pile extracting oil cylinder is fixedly connected with the pile extracting clamp; the pile pulling clamp comprises a shell and a chuck assembly arranged in the shell, the chuck assembly comprises a telescopic chuck and a fixed chuck fixedly connected with the shell, and a clamping oil cylinder is connected between the telescopic chuck and the inner wall of the shell; the pulling aid is detachably connected with the section steel to be pulled, and the pulling aid and the section steel to be pulled are arranged between the telescopic chuck and the fixed chuck.
Preferably, when the section steel to be pulled is H-shaped steel, the clamping surfaces of the telescopic chuck and the fixed chuck are both planes, and the clamping surfaces are provided with anti-skid pads.
Preferably, the pulling aid is a section with the same section as the section steel to be pulled, a connecting plate is arranged between the pulling aid and the section steel to be pulled, and the connecting plate is fixedly connected with the pulling aid and the section steel to be pulled through bolts respectively.
Preferably, when the section steel to be pulled is round steel, the clamping surfaces of the telescopic chuck and the fixed chuck are arc surfaces, and the clamping surfaces are provided with anti-slip pads.
Preferably, the pulling aid is a cylindrical section, a circular groove is formed in one end, close to the section steel to be pulled, of the pulling aid, one end, to be pulled, of the section steel is arranged in the circular groove of the pulling aid, a through hole which is adaptive to the pulling aid and the section steel to be pulled are formed in the pulling aid and the section steel to be pulled, and the pulling aid and the section steel to be pulled are fixedly connected through a pin shaft.
Preferably, the cylinder body of the clamping oil cylinder is fixedly connected with a fixed steel plate, and the fixed steel plate is fixedly connected with the shell; and a piston rod of the clamping oil cylinder is detachably connected with the telescopic chuck.
Preferably, the fixed chuck is detachably connected with a reinforcing plate, the reinforcing plate divides the interior of the shell into a working cavity and a reinforcing cavity, the telescopic chuck and the fixed chuck are arranged in the working cavity, a plurality of reinforcing ribs are arranged in the reinforcing cavity, two ends of each reinforcing rib are respectively fixedly connected with the reinforcing plate and the inner wall of the shell, and the reinforcing ribs are arranged perpendicular to the reinforcing plate; and two ends of the reinforcing plate are respectively fixedly connected with the inner wall of the shell.
Preferably, the pile pulling oil cylinders are provided with two groups.
The invention discloses the following technical effects: the pile pulling device is fixedly connected with the profile steel to be pulled, so that the height of the profile steel leaking out of the ground is increased, the profile steel is clamped through a chuck assembly in the pile pulling clamp, and the pile pulling device and the profile steel to be pulled are integrally lifted through the pile pulling oil cylinder; even if the height of the profile steel to be pulled out exposed out of the ground is very small, the profile steel to be pulled out can be smoothly pulled out by means of the pulling aid, and meanwhile, different pulling aids and chuck assemblies can be selected according to different profile steels, so that the applicability of the static pile-drawing machine is greatly increased, the structure is simple, the operation is convenient, and the application of the profile steel static pile-drawing machine is widened.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural view of a static pile driver according to the present invention;
FIG. 2 is a schematic structural view of a pile pulling jig according to embodiment 1;
FIG. 3 is a schematic view showing the connection between the extraction aid and the section steel in example 1;
FIG. 4 is a schematic structural view of a pile pulling jig according to embodiment 2;
FIG. 5 is a schematic view showing the connection between the extraction aid and the section steel in example 2;
the pile pulling device comprises a pile pulling oil cylinder 1, a pile pulling clamp 2, a pulling aid 3, a connecting plate 4, profile steel 5 to be pulled, a clamping oil cylinder 6, a fixing steel plate 7, a telescopic chuck 9, a reinforcing rib 10, a shell 11, a fixing chuck 12, a circular groove 13 and a reinforcing plate 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example 1
Referring to fig. 1-3, the embodiment provides a multipurpose section steel static pile extractor, which is applied to the case that the section steel 5 to be extracted is H-shaped steel. The section steel static pile extractor comprises a pile extracting clamp 2, a pile extracting oil cylinder 1 fixedly connected with the pile extracting clamp 2 and an extraction aid 3; pile pulling hydro-cylinders 1 are provided with two sets, and the symmetry sets up the below at pile pulling anchor clamps 2.
The pulling aid 3 is detachably connected with the section steel 5 to be pulled, and the pulling aid 3 and the section steel 5 to be pulled are arranged between the telescopic chuck 9 and the fixed chuck 12. The pulling aid 3 is a section with the same section as the section steel 5 to be pulled, a plurality of rows of symmetrical bolt holes are formed in flange plates on two sides of the bottom of the pulling aid 3, the section steel 5 to be pulled is also provided with symmetrical bolt holes, a connecting plate 4 is arranged between the pulling aid 3 and the section steel 5 to be pulled, the connecting plate 4 is a steel plate, the upper part and the bottom of the connecting plate 4 are respectively provided with bolt holes, and the positions and the sizes of the bolt holes correspond to those of threaded holes in the pulling aid 3 and the section steel 5 to be pulled; the connecting plate 4 is respectively fixedly connected with the pulling aid 3 and the section steel 5 to be pulled through a plurality of bolts. The pulling aid 3 is connected with the section steel 5 to be pulled through a plurality of bolts, so that the concentrated stress is reduced, and the damage to the section steel is weakened.
The working process is as follows: the pulling aid 3 is arranged above the profile steel 5 to be pulled through a connecting plate 4 and a bolt, and the pulling aid 3 and the profile steel 5 to be pulled are connected into a whole; symmetrically arranging pile pulling oil cylinders 1 on two sides of the section steel 5 to be pulled; the pile pulling fixture 2 is arranged at a corresponding position along the pile pulling assisting device 3, the steel 5 to be pulled and the pile pulling assisting device 3 are arranged between the telescopic chuck 9 and the fixed chuck 12, and the top end of a piston rod of the pile pulling oil cylinder 1 is in contact with the bottom end of the pile pulling fixture 2. Starting the clamping oil cylinder 6 to enable the telescopic chuck 9 and the fixed chuck 12 to clamp the pile pulling aid 3, starting the pile pulling oil cylinder 1, and lifting the connecting body of the pile pulling aid 3 and the steel 5 to be pulled up to the maximum stroke of the pile pulling oil cylinder 1; the clamping oil cylinder 6 and the pile pulling oil cylinder 1 sequentially release pressure, after the top rod of the pile pulling oil cylinder 1 descends, the clamping oil cylinder 6 and the pile pulling oil cylinder 1 are sequentially started, the operation is repeated until the top of the profile steel 5 to be pulled is pulled out to the height of the chuck assembly, then the connecting plate 4 and the pulling aid 3 are dismounted, and the telescopic chuck 9 and the fixed chuck 12 clamp the web plate of the profile steel 3 to continue to operate the process until the profile steel 5 to be pulled is completely pulled out.
Example 2
Referring to fig. 4-5, the embodiment provides a multipurpose section steel static pile-drawing machine, which is mainly applied to the case that the section steel 5 to be drawn is round steel; the difference between the embodiment and the embodiment 1 is only that the clamping surfaces of the telescopic chuck 9 and the fixed chuck 12 are both arc-shaped surfaces, and the clamping surfaces are provided with anti-skid pads; the pulling aid 3 is a cylindrical section, a circular groove 13 is formed in one end, close to the section steel 5 to be pulled, of the pulling aid 3, one end, close to the section steel 5 to be pulled, of the pulling aid 3 is arranged in the circular groove 13 of the pulling aid 3, a through hole which is adaptive to the pulling aid 3 and the section steel 5 to be pulled are formed in the pulling aid 3, and the pulling aid 3 and the section steel 5 to be pulled are fixedly connected through the matching of a pin shaft and the through hole.
The present example differs from the use of example 1 only in that: the pulling aid 3 and the section steel 5 to be pulled are matched and fixedly connected with each other through the pin shaft and the through hole, and other operation processes are the same.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (8)
1. The utility model provides a stake machine is drawn to multipurpose shaped steel static which characterized in that: comprises a pile pulling clamp (2), a pile pulling oil cylinder (1) fixedly connected with the pile pulling clamp (2) and a pulling aid (3); the pile pulling fixture (2) comprises a shell (11) and a chuck component arranged in the shell (11), the chuck component comprises a telescopic chuck (9) and a fixed chuck (12) fixedly connected with the shell (11), and a clamping oil cylinder (6) is connected between the telescopic chuck (9) and the inner wall of the shell (11); the pulling aid (3) is detachably connected with the section steel (5) to be pulled, and the pulling aid (3) and the section steel (5) to be pulled are arranged between the telescopic chuck (9) and the fixed chuck (12).
2. The multipurpose section steel static pile extractor of claim 1, which is characterized in that: when the section steel (5) to be pulled is H-shaped steel, the clamping surfaces of the telescopic chuck (9) and the fixed chuck (12) are both planes, and anti-skid pads are arranged on the clamping surfaces.
3. The multipurpose section steel static pile extractor of claim 2, which is characterized in that: the pulling aid is characterized in that the pulling aid (3) is a section bar with the same section as the section bar (5) to be pulled, a connecting plate (4) is arranged between the pulling aid (3) and the section bar (5) to be pulled, and the connecting plate (4) is fixedly connected with the pulling aid (3) and the section bar (5) to be pulled through bolts respectively.
4. The multipurpose section steel static pile extractor of claim 1, which is characterized in that: when the section steel (5) to be pulled is round steel, the clamping surfaces of the telescopic chuck (9) and the fixed chuck (12) are arc-shaped surfaces, and the clamping surfaces are provided with anti-slip pads.
5. The multipurpose section steel static pile extractor of claim 4, which is characterized in that: the pull-out assisting device is characterized in that the pull-out assisting device (3) is a cylindrical section, a circular groove (13) is formed in one end, close to the section steel (5) to be pulled out, of the pull-out assisting device (3), one end, close to the section steel (5) to be pulled out, of the pull-out assisting device (3) is arranged in the circular groove (13) of the pull-out assisting device (3), a through hole which is matched with the pull-out assisting device (3) is formed in the section steel (5) to be pulled out, and the pull-out assisting device (3) is fixedly connected with the section.
6. The multipurpose section steel static pile extractor of claim 1, which is characterized in that: the cylinder body of the clamping oil cylinder (6) is fixedly connected with a fixed steel plate (7), and the fixed steel plate (7) is fixedly connected with the shell (11); and a piston rod of the clamping oil cylinder (6) is detachably connected with the telescopic chuck (9).
7. The multipurpose section steel static pile extractor of claim 1, which is characterized in that: the fixed chuck (12) is detachably connected with a reinforcing plate (14), the reinforcing plate (14) divides the interior of the shell (11) into a working cavity and a reinforcing cavity, the telescopic chuck (9) and the fixed chuck (12) are arranged in the working cavity, a plurality of reinforcing ribs (10) are arranged in the reinforcing cavity, two ends of each reinforcing rib (10) are fixedly connected with the reinforcing plate (14) and the inner wall of the shell (11) respectively, and the reinforcing ribs (10) are arranged perpendicular to the reinforcing plate (14); and two ends of the reinforcing plate (14) are respectively fixedly connected with the inner wall of the shell (11).
8. The multipurpose section steel static pile extractor of claim 1, which is characterized in that: the pile pulling oil cylinders (1) are provided with two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010693313.5A CN111809627A (en) | 2020-07-17 | 2020-07-17 | Multipurpose section steel static pile-drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010693313.5A CN111809627A (en) | 2020-07-17 | 2020-07-17 | Multipurpose section steel static pile-drawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111809627A true CN111809627A (en) | 2020-10-23 |
Family
ID=72865545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010693313.5A Pending CN111809627A (en) | 2020-07-17 | 2020-07-17 | Multipurpose section steel static pile-drawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111809627A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653053A (en) * | 2021-09-02 | 2021-11-16 | 厦门大学 | Fluidization drag reduction pile pulling device easy to recover |
| CN113668530A (en) * | 2021-09-02 | 2021-11-19 | 厦门大学 | Construction method of easy-to-recover fluidization resistance-reducing pile pulling |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201962678U (en) * | 2011-03-11 | 2011-09-07 | 河北路桥集团有限公司 | Anti-deformation pile chuck for pile foundation construction |
| CN102251523A (en) * | 2011-06-01 | 2011-11-23 | 浙江鼎丰实业有限公司 | Pile extracting clamp |
| CN202247890U (en) * | 2011-10-10 | 2012-05-30 | 中国十九冶集团有限公司 | Section steel pulling and recovering device of stiff jet grouting pile |
| JP2019035268A (en) * | 2017-08-17 | 2019-03-07 | 株式会社徳永組 | Pile cap of pile extraction machine, and pile extraction method using pile cap |
-
2020
- 2020-07-17 CN CN202010693313.5A patent/CN111809627A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201962678U (en) * | 2011-03-11 | 2011-09-07 | 河北路桥集团有限公司 | Anti-deformation pile chuck for pile foundation construction |
| CN102251523A (en) * | 2011-06-01 | 2011-11-23 | 浙江鼎丰实业有限公司 | Pile extracting clamp |
| CN202247890U (en) * | 2011-10-10 | 2012-05-30 | 中国十九冶集团有限公司 | Section steel pulling and recovering device of stiff jet grouting pile |
| JP2019035268A (en) * | 2017-08-17 | 2019-03-07 | 株式会社徳永組 | Pile cap of pile extraction machine, and pile extraction method using pile cap |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653053A (en) * | 2021-09-02 | 2021-11-16 | 厦门大学 | Fluidization drag reduction pile pulling device easy to recover |
| CN113668530A (en) * | 2021-09-02 | 2021-11-19 | 厦门大学 | Construction method of easy-to-recover fluidization resistance-reducing pile pulling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111809627A (en) | Multipurpose section steel static pile-drawing machine | |
| KR100992736B1 (en) | Section steel-pile pulling machine | |
| CN107268669A (en) | Piling jacket construction method, rear piling jacket construction component, jacket of driving piles afterwards afterwards | |
| CN210263111U (en) | Hollow pile body for civil engineering construction | |
| CN219569676U (en) | Reinforcing assembly for reinforcing foundation | |
| CN106049496A (en) | Pulling-out device used for steel pipe fender post recycling and construction method | |
| KR200408256Y1 (en) | Beam extract machine with wedge type clamp | |
| CN210153416U (en) | Hydraulic jack for construction of large-diameter overhead pipeline in river channel | |
| CN210238528U (en) | Adjustable steel pipe supporting joint device | |
| CN221721669U (en) | Novel foundation trench supporting component | |
| CN202417326U (en) | Fixing structure of hydraulic drilling rig under coal mine well | |
| CN217679071U (en) | Anchor rod pulling-out device | |
| CN221461197U (en) | Static pressure equipment of steel lattice column pile | |
| CN220353402U (en) | Building templates connection structure for civil engineering convenient to installation | |
| CN212392813U (en) | Fast recovery rectifier bridge | |
| CN219930950U (en) | Precast pile with good connection effect | |
| CN212772351U (en) | Foundation pile pulling equipment for constructional engineering | |
| CN216551936U (en) | Side pile connector connecting device and pile pressing machine | |
| CN216664108U (en) | Tubular pile connecting device convenient to dismantle | |
| CN218479516U (en) | Fixing tool suitable for building steel pipe scaffold on I-steel | |
| CN215829406U (en) | Tubular pile meshing type quick joint structure | |
| CN219808416U (en) | Jack inversion embedded static load test girder | |
| CN220485236U (en) | Cylinder lifting device of steam turbine | |
| CN115492309B (en) | Reinforcement cage expansion structure and construction method for installing box-type steel column in reinforcement cage | |
| CN203373747U (en) | H-shaped steel pulling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201023 |
|
| RJ01 | Rejection of invention patent application after publication |