CN210238593U - Anti-pulling device for small-diameter pile - Google Patents
Anti-pulling device for small-diameter pile Download PDFInfo
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- CN210238593U CN210238593U CN201920673363.XU CN201920673363U CN210238593U CN 210238593 U CN210238593 U CN 210238593U CN 201920673363 U CN201920673363 U CN 201920673363U CN 210238593 U CN210238593 U CN 210238593U
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- screw rod
- pulling force
- girder
- tension
- conduction board
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Abstract
The utility model discloses a minor diameter stake resistance to plucking device, set up the girder on the buttress including both ends, set up the screw rod that excels in on the screw rod of punching jack and installing on the punching jack on the girder, the screw rod lower extreme stretches out the girder, the screw rod lower extreme is connected with the pulling force conduction board, pulling force conduction board is gone up the center and is equipped with a round hole and a plurality of spread groove that can pass the screw rod, the spread groove extends to the outside along pulling force conduction board center, can correspond on the spread groove and pass stake owner muscle to can make stake owner muscle pass through ground tackle fixed mounting on the optional position of spread groove. The counter-force that the jack that pierces through provided through girder and buttress up drives the screw rod that excels in, and the screw rod that excels in drives adjustable type pulling force conduction board, and adjustable type pulling force conduction board area uses the fixed stake owner muscle of ground tackle, and through the mode, the utility model discloses minor diameter stake resistance to plucking device can ensure that the atress is even, is applicable to the minor diameter stake of different diameters, convenient to use, safe and reliable.
Description
Technical Field
The utility model relates to a building engineering field especially relates to a minor diameter stake resistance to plucking device.
Background
The pile foundation is the most common foundation form and widely applied to the fields of buildings, bridges, tunnels, ports and structures, the pile foundation is greatly applied to modern civil engineering of super high-rise buildings, super large bridges and the like by virtue of the unique bearing capacity advantage of the pile foundation, and the pile foundation has strong application prospect.
In the pile foundation engineering, a large amount of manpower, material resources and financial resources are needed for carrying out the prototype test of the pile foundation, or the prototype test of the pile foundation cannot be smoothly carried out due to the limitation of field conditions, and under the condition, the field model test becomes one of effective ways for researching, exploring and solving the engineering problem.
In the existing small-diameter pile uplift field model test process, a jack for providing uplift force cannot ensure absolute synchronous pressurization, so that the influence of more or less eccentric force borne by a bearing platform foundation on a test result is caused; the traditional phenomenon that the stress of a plurality of dowel bars cannot be ensured to be uniform can be avoided, so that the stress of a bearing platform foundation is not uniform; the traditional uplift field model test device is single in purpose, and a multipurpose and efficient test cannot be realized.
Disclosure of Invention
The utility model discloses the main technical problem who solves provides a minor diameter stake resistance to plucking device, can ensure that the atress is even, is applicable to the minor diameter stake of different diameters, convenient to use, safe and reliable.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a minor diameter stake resistance to plucking device, include that both ends set up girder on the buttress, set up the jack on the girder and install the screw rod on the jack, the girder is stretched out to the screw rod lower extreme, the screw rod lower extreme is connected with pulling force conduction board, be equipped with a plurality of spread grooves on the pulling force conduction board, the spread groove extends to the outside along pulling force conduction board center, the spread groove corresponds with the main muscle of minor diameter stake and is connected to main muscle is installed on the optional position of spread groove.
In a preferred embodiment of the present invention, the connecting slots are evenly spaced around the center of the tension conducting plate.
In a preferred embodiment of the present invention, the number of the connecting grooves is 3, and the cross section of the connecting groove is rectangular.
In a preferred embodiment of the present invention, a mounting hole is formed in the center of the tension conducting plate, and the lower end of the screw extends into the mounting hole and is fixedly connected to the tension conducting plate.
In a preferred embodiment of the present invention, the outer diameter of the small diameter pile is larger than the distance from the inside of the connecting groove to the center of the tension conducting plate and smaller than the distance from the outside of the connecting groove to the center of the tension conducting plate.
In a preferred embodiment of the present invention, the upper end of the main reinforcement is fixedly connected to the connecting groove by an anchor and an anchor sheet.
In a preferred embodiment of the present invention, the tension conductive plate is hexagonal, circular, square or rectangular.
The utility model has the advantages that: the utility model discloses minor diameter stake resistance to plucking device can ensure that the atress is even, is applicable to the minor diameter stake of different diameters, convenient to use, safe and reliable.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1;
the parts in the drawings are numbered as follows: 1. buttress, 2, girder, 3, jack, 4, screw rod, 5, pulling force conduction board, 6, spread groove, 7, main muscle, 8, mounting hole, 9, ground tackle, 10, anchor piece, 11, minor diameter stake.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1, a minor diameter pile pulling-resistant device, includes a main beam 2 with two ends disposed on a buttress 1, a jack 3 disposed on the main beam 2 and a screw rod 4 mounted on the jack 3, the lower end of the screw rod 4 extends out of the main beam 2, the lower end of the screw rod 4 is connected with a tension conduction plate 5, the tension conduction plate 5 is provided with a plurality of connection grooves 6, the connection grooves 6 extend outwards along the center of the tension conduction plate 5, the connection grooves 6 are correspondingly connected with main ribs 7 of the minor diameter pile 11, and the main ribs 7 are mounted at any positions of the connection grooves 6, the jack 3 is a center-penetrating jack, the screw rod is a high-strength screw rod, and the cross section centers of the screw rod, the jack and the minor diameter pile are.
In addition, the connecting grooves 6 are evenly distributed around the center of the tension transmission plate 5 at intervals.
In addition, the number of the connecting grooves 6 is 3, and the cross section of each connecting groove 6 is rectangular.
In addition, the center of the tension conduction plate 5 is provided with a mounting hole 8, and the lower end of the screw rod 4 extends into the mounting hole 9 to be fixedly connected with the tension conduction plate 5.
In addition, the outer diameter of the small diameter piles 11 is larger than the distance from the inside of the connection groove to the center of the tension conducting plate 5 and smaller than the distance from the outside of the connection groove 6 to the center of the tension conducting plate 5.
In addition, the upper end of the main rib 7 is fixedly connected to the connecting groove 6 through an anchorage device 9 and an anchorage piece 10.
In addition, the tension conductive plate 5 is hexagonal, circular, square or rectangular.
The utility model discloses minor diameter stake resistance to plucking device concrete theory of operation as follows: insert three main muscle 7 on minor diameter stake 11 earlier, then aim at main muscle 7 with the spread groove 6 of pulling force conduction board 5, confirm the position of main muscle 7, through ground tackle 9 and anchor blade 10 with pulling force conduction board 5 and main muscle 7 fixed connection, insert pulling force conduction board 5 and connect with high strength screw rod 4, the counter-force that 3 passed through girder 2 and buttress 1 and provide of punching jack, up drive high-strength screw rod 4, high-strength screw rod 4 drives adjustable type pulling force conduction board 5, adjustable type pulling force conduction board 5 drives and carries out the resistance to plucking experiment with main muscle 7 of the fixed minor diameter stake 11 of ground tackle.
Be different from prior art, the utility model discloses minor diameter stake resistance to plucking device can ensure that the atress is even, is applicable to the minor diameter stake of different diameters, convenient to use, safe and reliable.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a minor diameter stake resistance to plucking device, includes that both ends set up girder on the buttress, set up the jack on the girder and install the screw rod on the jack, the girder is stretched out to the screw rod lower extreme, its characterized in that, the screw rod lower extreme is connected with the pulling force conduction board, be equipped with a plurality of spread grooves on the pulling force conduction board, the spread groove extends to the outside along pulling force conduction board center, the spread groove corresponds with the main muscle of minor diameter stake and is connected to main muscle is installed on the optional position of spread groove.
2. A pile pullout resistance device in accordance with claim 1, wherein the attachment slots are evenly spaced around the centre of the tension conducting plate.
3. The small-diameter pile pulling-resistant device as recited in claim 2, wherein the number of the coupling grooves is 3, and the cross-section of the coupling grooves is rectangular.
4. The small-diameter pile pulling-resistant device according to claim 3, wherein a mounting hole is formed in the center of the tension conduction plate, and the lower end of the screw rod extends into the mounting hole to be fixedly connected with the tension conduction plate.
5. A pile pulling resistance device as defined in any one of claims 1-4, wherein the outer diameter of said pile is larger than the distance from the inside of the connecting groove to the center of the tension conducting plate and smaller than the distance from the outside of the connecting groove to the center of the tension conducting plate.
6. The small-diameter pile uplift resistance device according to claim 5, wherein the upper ends of the main reinforcements are fixedly connected to the connecting grooves through anchors and anchor pieces.
7. The small-diameter pile pulling resistance device according to claim 6, wherein the tension conductive plate is hexagonal, circular, square or rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920673363.XU CN210238593U (en) | 2019-05-13 | 2019-05-13 | Anti-pulling device for small-diameter pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920673363.XU CN210238593U (en) | 2019-05-13 | 2019-05-13 | Anti-pulling device for small-diameter pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210238593U true CN210238593U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920673363.XU Active CN210238593U (en) | 2019-05-13 | 2019-05-13 | Anti-pulling device for small-diameter pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210238593U (en) |
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2019
- 2019-05-13 CN CN201920673363.XU patent/CN210238593U/en active Active
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