CN210507444U - A positioner for pile foundation construction - Google Patents
A positioner for pile foundation construction Download PDFInfo
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- CN210507444U CN210507444U CN201920776326.1U CN201920776326U CN210507444U CN 210507444 U CN210507444 U CN 210507444U CN 201920776326 U CN201920776326 U CN 201920776326U CN 210507444 U CN210507444 U CN 210507444U
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- guide cylinder
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Abstract
The utility model provides a positioner for pile foundation construction belongs to pile foundation construction auxiliary assembly technical field. The positioning device comprises a protective cylinder, wherein an inner cavity is formed in the protective cylinder, a plurality of guide cylinders are fixed on the side wall of the protective cylinder, each guide cylinder is distributed along the circumferential direction of the protective cylinder, a sliding block is connected in each guide cylinder in a sliding manner, the inner end part of each sliding block is connected with a roller, each roller can extend into the inner cavity of each guide cylinder, the outer end part of each guide cylinder is connected with a bolt in a threaded transmission manner, and the screw rod of each bolt can abut against the outer end part of the corresponding sliding block. This positioner simple structure, the geminate transistors stake that can be convenient is fixed a position, and the process is simple, and is efficient, and is safer and practice thrift the cost.
Description
Technical Field
The utility model belongs to the technical field of pile foundation construction auxiliary assembly, a positioner for pile foundation construction is related to.
Background
In the offshore pile foundation construction process, in order to meet the requirements of pile sinking construction accuracy and perpendicularity, a positioning guide system is generally required to be configured for auxiliary construction during pile sinking construction. Adopt steel-pipe pile location leading truck to fix a position traditionally, during the construction, install steel-pipe pile location leading truck on operation platform, just so need occupy great operating space, and the steel-pipe pile lifts by crane highly will increase along with the high increase of leading truck, the high altitude risk is big, in addition, if the wave is very big, when the steel-pipe pile takes one's place, the steel-pipe pile bottom can receive the influence of wave, has increased the difficulty for the steel-pipe pile location.
Disclosure of Invention
The utility model discloses to the above-mentioned problem that prior art exists, provide a positioner for pile foundation construction, the utility model aims to solve the technical problem that: how to conveniently position the pipe pile.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides a positioner for pile foundation construction, its characterized in that, positioner is including protecting a section of thick bamboo, protect a section of thick bamboo utensil inner chamber, be fixed with a plurality of guide cylinders on protecting a lateral wall of section of thick bamboo, each guide cylinder all distributes along the circumference that protects a section of thick bamboo, equal sliding connection has the slider in each guide cylinder, the interior end connection of each slider has the gyro wheel, each gyro wheel all can stretch into in the inner chamber of guide cylinder, the equal screw thread transmission in outer tip of each guide cylinder is connected with the bolt, the screw rod of each bolt all can lean on with the outer tip counterbalance of the slider that corresponds.
Adopting the total powerstation to loft out the central point of engineering pile foundation on steel trestle work platform before the construction and putting, drawing the circle (like 1220mm) that the diameter ratio pile casing is slightly big roughly in the manual work on work platform, cut a round mouth at work platform with the gas cutting, then by the crawler crane with protect a section of thick bamboo lift by crane and penetrate in the round mouth, execute to beat to suitable construction height with the section of thick bamboo that protects with the bobbing hammer, execute to beat the positional deviation of in-process control pile casing and hang down straightness and be 50mm respectively with within 1/100, fix a pile casing on steel trestle work platform through modes such as welding at last, accomplish positioner's installation. When the engineering pile is formally driven, the tubular pile is hoisted into the inner cavity of the pile casing, after the pile tip of the tubular pile in the pile casing contacts the ground, the verticality of the tubular pile is roughly adjusted by utilizing a crane, a measurer selects the position of the pile body with the elevation of +8.0m to observe the pile position and the verticality of the engineering pile, the deviation angle and the direction of the pile body with the elevation of +8.0m are reported to an on-site operator, the operator twists corresponding bolts according to information (for example, the bolt in the north direction is twisted tightly when the bolt is inclined by 1cm in the north direction, the bolt in the south direction is slightly loosened), when the bolt is twisted tightly, the bolt pushes the sliding block to move, the roller extends into the inner cavity of the pile casing and pushes the tubular pile body to achieve the inclination limiting trend, the tubular pile can be gradually pushed to the normal position along with the continuous extension of the roller, the other rollers can be pushed to contact with the pile body of the tubular pile and positioned immediately after the normal position, when the deviation is found, the roller is manually adjusted again according to the steps, and the pile position and the perpendicularity of the engineering pipe pile are accurately adjusted by twisting the bolt. Through a simple structure's positioner, just can be convenient fix a position the tubular pile, the process is simple, and is efficient, safer and practice thrift the cost.
In the above positioning device for pile foundation construction, the casing is cylindrical, and each guide cylinder is uniformly distributed along the circumferential direction of the casing.
In foretell a positioner for pile foundation construction, all peg graft on the outer wall of each guide cylinder and have spacing bolt, each spacing bolt homoenergetic enough pegs graft and fix on the slider that corresponds. The rollers can be positioned in an auxiliary way by inserting and fixing the limiting bolts on the corresponding sliding blocks instead of being positioned only by bolts.
In the above positioning device for pile foundation construction, each bolt is located in the middle of the corresponding guide cylinder, and a handle is fixed at the outer end of each bolt and is in a long strip shape and perpendicular to the screw of the corresponding bolt. Through the handle, the bolt can be rotated better, and the convenience of operation is improved.
In the above positioning device for pile foundation construction, the casing and the guide cylinders are both made of steel, and each guide cylinder is welded and fixed on the corresponding casing. The steel is made and is protected a section of thick bamboo and guide cylinder intensity higher, and welded connected mode processing is convenient, and connects firmly.
In foretell a positioner for pile foundation construction, positioner still includes spacing, spacing includes that first crossbeam, second crossbeam, first perpendicular roof beam and second erect the roof beam, first crossbeam, first perpendicular roof beam, second crossbeam and second erect the roof beam and link firmly and form a spacing chamber end to end in proper order, protect a section of thick bamboo to be located spacing intracavity, first crossbeam, second crossbeam, first perpendicular roof beam and second erect the roof beam and all fix mutually with the outer wall that protects a section of thick bamboo. In this structure, spacing is the groined type, during the use, can fix spacing on steel landing stage work platform and make the two connect into whole through the welded mode, and the spacing of groined type can fix a position and fix a protecting section of thick bamboo, makes the better performance positioning action of positioner.
In the above positioning device for pile foundation construction, the first cross beam, the second cross beam, the first vertical beam and the second vertical beam are all i-steel, the first cross beam is parallel to the second cross beam, the first vertical beam is parallel to the second vertical beam, and the first cross beam is perpendicular to the first vertical beam. The I-steel has high strength and saves materials.
In the above positioning device for pile foundation construction, the first cross beam, the second cross beam, the first vertical beam and the second vertical beam are all welded and fixed with reinforcing plates, and each reinforcing plate is welded and fixed with the pile casing. The reinforcing plate can ensure that the protective cylinder is more stably fixed on the limiting frame, so that the positioning device can better play a positioning role.
In the above positioning device for pile foundation construction, fixing plates are fixed on both sides of each guide cylinder, and the fixing plates are fixed with the outer wall of the pile casing. The fixed plate plays the effect of gaining in strength, can improve the guide cylinder and protect the steadiness of being connected between the section of thick bamboo.
Compared with the prior art, the utility model has the advantages as follows:
1. this positioner simple structure, the geminate transistors stake that can be convenient is fixed a position, and the process is simple, and is efficient, and is safer and practice thrift the cost.
2. This positioner fixes the spacing frame on steel trestle work platform and makes the two connect into whole including the spacing frame that is the groined type through the welded mode, and the spacing frame of groined type can be fixed a position and fix a protecting section of thick bamboo, makes the better performance positioning action of positioner.
Drawings
FIG. 1 is a top view of the present positioning device.
Fig. 2 is a front view of the present positioning device.
Fig. 3 is a schematic structural view of the guide cylinder.
Fig. 4 is a schematic view of the positioning device mounted on a table.
In the figure, 1 casing; 2, a guide cylinder; 3, a sliding block; 4, rollers; 5, bolts; 6, a limit bolt; 7, a handle; 8, fixing a plate; 9, pipe pile; 10 working platform.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-3, the positioning device includes a casing 1, the casing 1 has an inner cavity, a plurality of guide cylinders 2 are fixed on the side wall of the casing 1, each guide cylinder 2 is distributed along the circumference of the casing 1, a sliding block 3 is connected in each guide cylinder 2 in a sliding manner, the inner end of each sliding block 3 is connected with a roller 4, each roller 4 can extend into the inner cavity of the guide cylinder 2, the outer end of each guide cylinder 2 is connected with a bolt 5 in a threaded transmission manner, and the screw of each bolt 5 can abut against the outer end of the corresponding sliding block 3.
As shown in fig. 4, before construction, a total station is adopted to lay out the center position of a project pile foundation on a steel trestle working platform 10, a circle (such as 1220mm) with the diameter slightly larger than that of a casing 1 is manually roughly drawn on the working platform 10, a round opening is cut on the working platform 10 by gas cutting, then the casing 1 is lifted by a crawler crane and penetrates into the round opening, the casing 1 is driven to a proper construction height by a vibrating hammer, the position deviation and the verticality of the casing 1 are controlled to be respectively within 50mm and 1/100 in the driving process, and finally the casing 1 is fixed on the steel trestle working platform 10 by welding and other modes, so that the installation of the positioning device is completed. When the engineering pile is formally driven, the tubular pile 9 is hoisted into the inner cavity of the pile casing 1, after the tubular pile 9 contacts the ground at the pile tip in the pile casing 1, the verticality of the tubular pile 9 is roughly adjusted by utilizing a crane, the pile position and the verticality of the engineering pile are observed by selecting the pile body elevation plus 8.0m position by a measuring worker, the deviation angle and the direction of the pile body plus 8.0m position are reported to a field operation worker, the worker twists the corresponding bolt 5 according to the information (for example, the bolt 5 in the north direction is tightly twisted and the bolt 5 in the south direction is slightly loose when the bolt 5 is tightly twisted, the bolt 5 pushes the sliding block 3 to move, so that the roller 4 extends into the inner cavity of the pile casing 1 and props against the pile body of the tubular pile to achieve the inclination limiting trend, the tubular pile 9 can be gradually pushed to the normal position along with the continuous extension of the roller 4, and the rest of the roller 4 is pushed to contact with the pile body of the tubular pile 9 and is positioned, in the pile sinking process of the engineering tubular pile 9, a measurer continuously observes the pile position and the verticality of the engineering tubular pile 9, when a deviation is found, the roller 4 is manually adjusted again according to the steps, and the pile position and the verticality of the engineering tubular pile 9 are accurately adjusted by twisting the bolt 5. Through a simple structure's positioner, just can be convenient fix a position tubular pile 9, the process is simple, and is efficient, safer and practice thrift the cost.
Preferably, the casing 1 is cylindrical, and the guide cylinders 2 are uniformly distributed along the circumferential direction of the casing 1.
As shown in fig. 3, in this embodiment, the outer wall of each guide cylinder 2 is inserted with a limit pin 6, and each limit pin 6 can be inserted and fixed on the corresponding slide block 3. The limiting bolts 6 are inserted and fixed on the corresponding sliding blocks 3, so that the rollers 4 can be positioned in an auxiliary mode instead of being positioned only by the bolts 5.
As shown in fig. 1, in the present embodiment, each bolt 5 is located in the middle of the corresponding guide cylinder 2, and a handle 7 is fixed to the outer end of each bolt 5, and the handle 7 is long and perpendicular to the screw of the corresponding bolt 5. Through handle 7, can be better rotatory bolt 5, improve the convenience of operation.
Preferably, the pile casing 1 and the guide cylinder 2 are both made of steel, and each guide cylinder 2 is welded and fixed on the corresponding pile casing 1. The steel is made and protects a section of thick bamboo 1 and guide cylinder 2 intensity higher, and welded connected mode processing is convenient, and connects firmly.
Preferably, the positioning device further comprises a limiting frame, the limiting frame comprises a first cross beam, a second cross beam, a first vertical beam and a second vertical beam, the first cross beam, the first vertical beam, the second cross beam and the second vertical beam are sequentially fixedly connected end to end and form a limiting cavity, the protective cylinder 1 is located in the limiting cavity, and the first cross beam, the second cross beam, the first vertical beam and the second vertical beam are all fixed with the outer wall of the protective cylinder 1. In this structure, spacing is the groined type, during the use, can fix spacing on steel landing stage work platform 10 and make the two connect into whole through the welded mode, and the spacing of groined type can fix a position and fix a protecting section of thick bamboo 1, makes the better performance positioning action of positioner.
Preferably, the first cross beam, the second cross beam, the first vertical beam and the second vertical beam are all I-shaped steel, the first cross beam is parallel to the second cross beam, the first vertical beam is parallel to the second vertical beam, and the first cross beam is perpendicular to the first vertical beam. The I-steel has high strength and saves materials.
Preferably, the first cross beam, the second cross beam, the first vertical beam and the second vertical beam are all welded and fixed with reinforcing plates, and each reinforcing plate is welded and fixed with the pile casing 1. The reinforcing plate can make the protection cylinder 1 more firmly fixed on the limiting frame, so that the positioning device can better play a positioning role.
As shown in fig. 1, in the present embodiment, fixing plates 8 are fixed to both sides of each guide cylinder 2, and the fixing plates 8 are fixed to the outer wall of the casing 1. The fixed plate 8 plays a role in increasing the strength, and can improve the stability of connection between the guide cylinder 2 and the pile casing 1.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (9)
1. The utility model provides a positioner for pile foundation construction, a serial communication port, positioner is including protecting a section of thick bamboo (1), protect a section of thick bamboo (1) utensil inner chamber, be fixed with a plurality of guide cylinders (2) on the lateral wall of protecting a section of thick bamboo (1), each guide cylinder (2) all distribute along the circumference of protecting a section of thick bamboo (1), equal sliding connection has slider (3) in each guide cylinder (2), the interior end connection of each slider (3) has gyro wheel (4), each gyro wheel (4) all can stretch into in the inner chamber of guide cylinder (2), the equal screw thread transmission of outer tip of each guide cylinder (2) is connected with bolt (5), the screw rod of each bolt (5) all can lean on with the outer tip counterbalance of the slider (3) that corresponds.
2. A positioning device for pile foundation construction according to claim 1, wherein the casing (1) is cylindrical, and each guide cylinder (2) is uniformly distributed along the circumferential direction of the casing (1).
3. The positioning device for pile foundation construction according to claim 1, wherein the outer wall of each guide cylinder (2) is inserted with a limit bolt (6), and each limit bolt (6) can be inserted and fixed on the corresponding sliding block (3).
4. A positioning device for pile foundation construction according to claim 1, wherein each bolt (5) is located in the middle of the corresponding guide cylinder (2), and a handle (7) is fixed to the outer end of each bolt (5), and the handle (7) is long and perpendicular to the screw of the corresponding bolt (5).
5. A positioning device for pile foundation construction according to claim 1, wherein the casing (1) and the guide cylinders (2) are made of steel, and each guide cylinder (2) is welded and fixed on the corresponding casing (1).
6. The positioning device for pile foundation construction according to any one of claims 1-5, wherein the positioning device further comprises a limiting frame, the limiting frame comprises a first cross beam, a second cross beam, a first vertical beam and a second vertical beam, the first cross beam, the first vertical beam, the second cross beam and the second vertical beam are sequentially and fixedly connected end to form a limiting cavity, the pile casing (1) is located in the limiting cavity, and the first cross beam, the second cross beam, the first vertical beam and the second vertical beam are all fixed with the outer wall of the pile casing (1).
7. The positioning device for pile foundation construction according to claim 6, wherein the first cross beam, the second cross beam, the first vertical beam and the second vertical beam are all I-shaped steel, the first cross beam is parallel to the second cross beam, the first vertical beam is parallel to the second vertical beam, and the first cross beam is perpendicular to the first vertical beam.
8. The positioning device for pile foundation construction according to claim 6, wherein the first cross beam, the second cross beam, the first vertical beam and the second vertical beam are welded and fixed with reinforcing plates, and each reinforcing plate is welded and fixed with the pile casing (1).
9. A positioning device for pile foundation construction according to claim 1, wherein fixing plates (8) are fixed on both sides of each guide cylinder (2), and the fixing plates (8) are fixed with the outer wall of the casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776326.1U CN210507444U (en) | 2019-05-27 | 2019-05-27 | A positioner for pile foundation construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776326.1U CN210507444U (en) | 2019-05-27 | 2019-05-27 | A positioner for pile foundation construction |
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| CN210507444U true CN210507444U (en) | 2020-05-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195435A (en) * | 2019-05-27 | 2019-09-03 | 中交第四航务工程局有限公司 | A kind of positioning device for pile foundation construction |
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- 2019-05-27 CN CN201920776326.1U patent/CN210507444U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195435A (en) * | 2019-05-27 | 2019-09-03 | 中交第四航务工程局有限公司 | A kind of positioning device for pile foundation construction |
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