CN220741633U - Tubular pile prestress tensioning device - Google Patents
Tubular pile prestress tensioning device Download PDFInfo
- Publication number
- CN220741633U CN220741633U CN202322368444.8U CN202322368444U CN220741633U CN 220741633 U CN220741633 U CN 220741633U CN 202322368444 U CN202322368444 U CN 202322368444U CN 220741633 U CN220741633 U CN 220741633U
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- tensioning device
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- 238000009434 installation Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a tubular pile prestress tensioning device which comprises a base, wherein a double-shaft motor is fixedly connected to the center of the top of the base, threaded rods are fixedly connected to two driving shafts of the double-shaft motor, sliding seats are connected to the outer parts of the two threaded rods in a threaded mode, a tensioning tube is fixedly connected to the top of the sliding seats, a flange plate is fixedly connected to the outer side wall of one end of the tensioning tube, which is close to the double-shaft motor, a positioning cylinder is connected to the inner side wall of the tensioning tube in a threaded mode, supporting assemblies are fixedly connected to the two ends of the top of the base, the threaded directions of the two threaded rods are opposite, sliding grooves are formed in the two ends of the base, and the sliding grooves are connected with the inner wall of the sliding seats in a sliding mode. According to the utility model, the positioning cylinder and the flange plate are matched with each other, and the pipe pile is positioned from the inside and the outside through the positioning cylinder and the flange plate, so that the connection stability between the stretching mechanism and the pipe pile is improved, the stretching force is conveniently and well transferred to the pipe pile, and the prestress is eliminated.
Description
Technical Field
The utility model relates to the technical field of tensioning equipment, in particular to a tubular pile prestress tensioning device.
Background
The tubular pile is a hollow cylinder body slender concrete prefabricated part manufactured by adopting a pretensioning prestressing process and a centrifugal forming process, and mainly comprises a cylindrical pile body, an end plate, a steel hoop and the like. The quality of the tubular pile body is easy to ensure and check; the method is suitable for underwater construction; the pile body concrete has high density and strong corrosion resistance; the construction efficiency is high. Because the construction process of the driven pile is simpler than that of the cast-in-place pile, and the working efficiency is high.
At present, when the existing tubular pile prestress tensioning device is used, the flange plate and the tubular pile are fixedly connected together through the locating bolts, the tension born by the flange plate fixed by the bolts is limited, the tensioning device is difficult to better transfer the tensioning force to the tubular pile, and meanwhile, the tubular pile prestress tensioning device is easy to damage after long use time.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.
The utility model aims to provide a tubular pile prestress tensioning device which is convenient for improving the connection stability between a tensioning mechanism and a tubular pile, further is convenient for better transmitting tensioning force to the tubular pile and eliminating prestress.
In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:
the utility model provides a tubular pile prestressing force tensioning device, includes the base, base top center department fixedly connected with biax motor, two equal fixedly connected with threaded rods of two drive shafts of biax motor, two the equal threaded connection of threaded rod outside has the slide, slide top fixedly connected with tensile pipe, the tensile pipe is close to the one end lateral wall fixedly connected with ring flange of biax motor, tensile pipe inside wall threaded connection has a positioning tube, the equal fixedly connected with supporting component in base top both ends.
As a preferable scheme of the pipe pile prestress tensioning device, the two threaded rods are opposite in thread direction, the two ends of the base are provided with the sliding grooves, the sliding grooves are connected with the inner wall of the sliding seat in a sliding manner, the sliding seat is driven to slide in the sliding grooves through rotation of the threaded rods, and the pipe pile is tensioned to relieve stress.
As a preferable scheme of the pipe pile prestress tensioning device, the periphery of the flange plate is in threaded connection with a plurality of positioning bolts, and the positioning bolts are uniformly distributed on the periphery of the flange plate, so that the tensioning device and the end part of the pipe pile can be conveniently connected and fixed.
As a preferable scheme of the tubular pile prestress tensioning device, the outer side wall of the positioning cylinder is provided with the threaded outer wire, the end part of the positioning cylinder is fixedly connected with the mounting plate, the outer part of the mounting plate is provided with the hexagonal groove, so that workers can conveniently insert the positioning cylinder into the hexagonal groove through the external driving mechanism, and the mounting plate is driven to rotate to screw the positioning cylinder into the tubular pile.
As a preferable scheme of the pipe pile prestress tensioning device, the supporting component comprises a hydraulic rod fixedly connected with the top of the base, two rollers are arranged at the top of the telescopic end of the hydraulic rod, and the pipe pile is placed at the tops of the two rollers, so that the pipe pile is centered.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the positioning cylinder and the flange plate are matched with each other, and the pipe pile is positioned from the inside and the outside through the positioning cylinder and the flange plate, so that the connection stability between the stretching mechanism and the pipe pile is improved, the stretching force is conveniently and well transferred to the pipe pile, and the prestress is eliminated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description will be given with reference to the accompanying drawings and detailed embodiments, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive faculty for a person skilled in the art. Wherein:
FIG. 1 is a schematic structural view of a pipe pile prestress tensioning device according to the present utility model;
fig. 2 is a schematic diagram of a sliding seat structure of a pipe pile prestress tensioning device according to the present utility model;
fig. 3 is a schematic view of a pipe pile installation of a pipe pile prestress tensioning device according to the present utility model.
Legend description: 1. a base; 2. a biaxial motor; 3. a threaded rod; 4. a slide; 5. a chute; 6. stretching the tube; 7. a flange plate; 8. a positioning bolt; 9. a positioning cylinder; 10. a mounting plate; 11. a support assembly; 12. a hydraulic rod; 13. and a roller.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.
Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1-3, the utility model provides a pipe pile prestress tensioning device, which comprises a base 1, wherein a double-shaft motor 2 is fixedly connected to the center of the top of the base 1, two driving shafts of the double-shaft motor 2 are fixedly connected with threaded rods 3, sliding seats 4 are connected to the outer parts of the two threaded rods 3 in a threaded manner, the threaded directions of the two threaded rods 3 are opposite, sliding grooves 5 are formed in the two ends of the base 1, the sliding grooves 5 are in sliding connection with the inner walls of the sliding seats 4, the sliding seats 4 are conveniently driven to slide in the sliding grooves 5 through rotation of the threaded rods 3, and the pipe pile is tensioned to eliminate stress.
The top fixedly connected with stretching tube 6 of slide 4, stretching tube 6 is close to the one end lateral wall fixedly connected with ring flange 7 of biax motor 2, and ring flange 7 week side threaded connection has a plurality of locating bolt 8, and a plurality of locating bolt 8 evenly distributed is in ring flange 7 week side, is convenient for with stretching device and tubular pile's end connection fixed.
The stretching pipe 6 inside wall threaded connection has a positioning tube 9, and the screw thread external silk has been seted up to positioning tube 9 lateral wall, and positioning tube 9 tip fixedly connected with mounting disc 10, the hexagonal groove has been seted up to the mounting disc 10 outside, and the staff of being convenient for inserts in the hexagonal groove through external driving mechanism, and drive mounting disc 10 rotates and screws in positioning tube 9 in the tubular pile.
The equal fixedly connected with supporting component 11 at base 1 top both ends, wherein supporting component 11 include with base 1 top fixed connection's hydraulic stem 12, hydraulic stem 12 flexible end top is provided with two roller bearings 13, and the tubular pile is placed at two roller bearings 13 tops, is convenient for carry out the location placed in the middle to the tubular pile.
When the double-shaft hydraulic pile tensioning device is used, the double-shaft motor 2 is connected with an external power supply, the two hydraulic rods 12 are connected with an external oil pump, when the tubular pile is tensioned, the tubular pile is firstly hung to the top of the supporting component 11 through the crane, the tubular pile is placed at the top of the two rollers 13, and the tubular pile can be placed in the middle under the support of the two rollers 13. Before stretching, the inner walls of the two ends of the tubular pile are provided with threaded inner wires.
The hydraulic rod 12 is started to drive the rolling shaft 13 to ascend, the pipe orifice corresponds to the flanges 7 at the two ends, and the flanges 7 are correspondingly connected and fixed with screw holes at the end parts of the pipe piles through the positioning bolts 8. And then the positioning cylinder 9 is rotated, so that the external thread of the positioning cylinder 9 is correspondingly in threaded connection with the internal thread of the tubular pile, and the tubular pile and the stretching pipe 6 are fixed from the inside.
Finally, the double-shaft motor 2 is started to drive the two threaded rods 3 to rotate, the two sliding seats 4 are driven to be far away from each other under the driving of the two threaded rods 3, and the two ends of the tubular pile are positioned through the flange plate 7 and the positioning barrel 9, so that the tensile force is conveniently transmitted to the tubular pile, and the stress is eliminated by stretching.
Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The utility model provides a tubular pile prestressing force tensioning device, includes base (1), its characterized in that, base (1) top center department fixedly connected with biax motor (2), equal fixedly connected with threaded rod (3) of two drive shafts of biax motor (2), two equal threaded connection in threaded rod (3) outside has slide (4), slide (4) top fixedly connected with stretching tube (6), stretching tube (6) are close to one end lateral wall fixedly connected with ring flange (7) of biax motor (2), stretching tube (6) inside wall threaded connection has positioning tube (9), equal fixedly connected with supporting component (11) in base (1) top both ends.
2. The pipe pile prestress tensioning device according to claim 1, wherein the thread directions of the two threaded rods (3) are opposite, sliding grooves (5) are formed in two ends of the base (1), and the sliding grooves (5) are slidably connected with the inner wall of the sliding seat (4).
3. The pipe pile prestress tensioning device according to claim 1, wherein a plurality of positioning bolts (8) are connected to the periphery of the flange plate (7) in a threaded mode, and the positioning bolts (8) are uniformly distributed on the periphery of the flange plate (7).
4. The pipe pile prestress tensioning device according to claim 1, wherein a threaded external thread is arranged on the outer side wall of the positioning cylinder (9), an installation disc (10) is fixedly connected to the end portion of the positioning cylinder (9), and a hexagonal groove is formed in the outer portion of the installation disc (10).
5. A pipe pile prestress tensioning device according to claim 1, characterized in that the supporting component (11) comprises a hydraulic rod (12) fixedly connected with the top of the base (1), and two rollers (13) are arranged at the top of the telescopic end of the hydraulic rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322368444.8U CN220741633U (en) | 2023-08-31 | 2023-08-31 | Tubular pile prestress tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322368444.8U CN220741633U (en) | 2023-08-31 | 2023-08-31 | Tubular pile prestress tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220741633U true CN220741633U (en) | 2024-04-09 |
Family
ID=90569476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322368444.8U Active CN220741633U (en) | 2023-08-31 | 2023-08-31 | Tubular pile prestress tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220741633U (en) |
-
2023
- 2023-08-31 CN CN202322368444.8U patent/CN220741633U/en active Active
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