CN217688275U - Pile foundation uplift testing device - Google Patents
Pile foundation uplift testing device Download PDFInfo
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- CN217688275U CN217688275U CN202221256855.7U CN202221256855U CN217688275U CN 217688275 U CN217688275 U CN 217688275U CN 202221256855 U CN202221256855 U CN 202221256855U CN 217688275 U CN217688275 U CN 217688275U
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- fixedly mounted
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Abstract
The application discloses pile foundation resistance to plucking testing arrangement relates to resistance to plucking pile technical field, the loach carrying platform comprises a supporting fram, carriage top fixed mounting has the hydraulic press, the piston rod top fixed mounting of hydraulic press has the seat of drawing, draw a fixed mounting in middle part has the stay cord, the support frame has the link in opposite directions one side fixed mounting, carriage top fixed mounting has the horizon rule, carriage top fixed mounting has the screw base, the inside threaded connection of screw base has the threaded rod, threaded rod bottom fixed mounting has the mount, threaded rod top fixed mounting has the hand wheel, the mount has the swivel mount bottom the scarf joint, swivel mount bottom fixed mounting has the support column, the caulking groove has been seted up at the swivel mount top, carriage bottom fixed mounting has the dog, through the cooperation of threaded rod with the support column for the mount can keep the level under control, thereby increases measuring precision.
Description
Technical Field
The application relates to uplift pile technical field, in particular to a pile foundation uplift testing device.
Background
If the underground structure of the building engineering has a part lower than the water level of the surrounding soil, the uplift pile needs to be driven because the part of the structure is subjected to the action of upward buoyancy, and after the uplift pile is driven, the pile body needs to be subjected to uplift test to determine whether the pile body meets the use requirement.
When testing, use a diaphragm to erect in the top of pile body usually, recycle equipment such as hydraulic press of placing on the diaphragm, upwards pull the pile body, test, but because the diaphragm is placed on the earth's surface or the stone platform of building temporarily, the left and right sides height of diaphragm is difficult to adjust unanimously, can influence final test result, produces the error.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide pile foundation resistance to plucking testing arrangement to solve current problem: the left and right sides height of the transverse plate of the testing device is difficult to adjust consistently, and the final testing result can be influenced.
In order to solve the technical problem, the application is realized by the following technical scheme: the pile foundation uplift testing device comprises a supporting frame, wherein a hydraulic machine is fixedly mounted at the top end of the supporting frame, a drawing seat is fixedly mounted at the top end of a piston rod of the hydraulic machine, a pull rope is fixedly mounted in the middle of the drawing seat, a connecting frame is fixedly mounted on one side of the supporting frame opposite to the drawing seat, a leveling rod is fixedly mounted at the top end of the connecting frame, a threaded seat is fixedly mounted at the top end of the connecting frame, a threaded rod is connected with threads in the threaded seat, an embedded seat is fixedly mounted at the bottom end of the threaded rod, a hand wheel is fixedly mounted at the top end of the threaded rod, a swivel mount is embedded at the bottom of the connecting frame, a supporting column is fixedly mounted at the bottom end of the swivel mount, an embedded groove is formed in the top of the swivel mount, and a stop block is fixedly mounted at the bottom of the connecting frame; the shape of caulking groove and caulking seat cooperatees, when the support frame is horizontal, the caulking seat is laminated inside the caulking groove completely.
Adopt above-mentioned scheme, when the support frame slope, support column and ground are perpendicular, and the link inclines for the support column, and the threaded rod drives this moment and inlays a seat slope, inlays the seat and can't imbed into the caulking groove completely in, and rotatory threaded rod drives and inlays the seat and go up and down to make the support frame level gradually, when the support frame is complete horizontal, inlay the seat and can go into the caulking groove completely gomphosis in, thereby make the support frame descend suddenly, continue to rotate the adjustment threaded rod, reached and keep horizontally purpose with the support frame.
Furthermore, the level bar is parallel to the long edge of the support frame.
By adopting the scheme, whether the end needs to ascend or descend can be judged through the level ruler, and the adjustment is carried out by observing the level ruler.
Furthermore, the swivel mount is located the threaded rod and inlays under the seat, when the bottom of support column does not contact with ground, inlay seat and swivel mount separation.
By adopting the scheme, when the supporting column is not placed on the ground, the supporting column descends under the action of gravity and is separated from the embedding seat, so that the embedding seat is convenient to reset, and the supporting column is convenient to use next time.
Furthermore, the side edge of the rotary seat is an arc-shaped edge, and the circle center of the arc-shaped edge is located on the vertical central line of the connecting frame.
By adopting the scheme, the rotary seat can freely rotate in the connecting frame.
Furthermore, the shape of the inner wall of the stop block is matched with the shape of the outer wall of the rotary seat, and the stop block is annular.
Adopt above-mentioned scheme, the dog can prevent that the swivel mount from deviating from in the link, also can not hinder the rotation of swivel mount simultaneously.
Further, the bottom end of the supporting column is lower than the bottom end of the supporting frame.
Adopt above-mentioned scheme for the support column can be with ground contact, makes the support frame can keep the level, does not receive the influence of ground slope.
Furthermore, the connecting frames are two in number and symmetrically arranged at two ends of the long edge of the supporting frame.
By adopting the scheme, the support frame is balanced from the two ends of the support frame, so that the support frame is kept horizontal better.
This application adopts horizontal control's structure, when the support frame slope, support column and perpendicular to the ground, the link inclines for the support column, the threaded rod drives the caulking seat slope this moment, inlay in the unable complete embedding of seat advances the caulking groove, rotatory threaded rod drives and inlays the seat and go up and down for the support frame is the level gradually, when the support frame is complete horizontal, inlay in the seat can complete gomphosis advances the caulking groove, thereby make the support frame descend suddenly, continue to rotate the adjustment threaded rod, reached and kept the horizontally purpose with the support frame.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a pile foundation uplift test device according to the present application;
FIG. 2 is a schematic cross-sectional side view of a connecting frame of the pile foundation uplift testing device according to the present application;
fig. 3 is a schematic side view of a connection frame of the pile foundation uplift test device according to the present application.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a support frame; 2. a hydraulic press; 3. drawing seat; 4. pulling a rope; 5. a connecting frame; 6. a level bar; 7. a threaded seat; 8. a threaded rod; 9. embedding a base; 10. a hand wheel; 11. rotating; 12. a support pillar; 13. caulking grooves; 14. and a stop block.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
As shown in fig. 1, pile foundation resistance to plucking testing arrangement, including support frame 1, 1 top fixed mounting of support frame has hydraulic press 2, and the piston rod top fixed mounting of hydraulic press 2 has a seat of drawing 3, draws seat 3 middle part fixed mounting have stay cord 4, and stay cord 4 uses wire rope, and stay cord 4 is used for connecting the pile foundation of the examination of awaiting measuring. Support frame 1 one side fixed mounting in opposite directions has link 5, link 5 is total two, the symmetry sets up at the both ends on 1 long limit of support frame, balance support frame 1 from the both ends of support frame 1, the better support frame 1 that lets keeps the level, 5 top fixed mounting of link has level bar 6, level bar 6 is parallel with the long limit of support frame 1, can judge through level bar 6 that this one end needs to rise or descend, adjust through observing level bar 6.
As shown in fig. 2, connecting frame 5 top fixed mounting has screw thread seat 7, the inside threaded connection of screw thread seat 7 has threaded rod 8, 8 bottom fixed mounting of threaded rod has the seat 9 of inlaying, 8 top fixed mounting of threaded rod has hand wheel 10, 5 bottoms of connecting frame have the swivel mount 11, swivel mount 11 bottom fixed mounting has support column 12, swivel mount 11 is located threaded rod 8 and inlays under the seat 9, when the bottom of support column 12 does not contact with ground, inlay seat 9 and swivel mount 11 separation, when support column 12 does not put subaerial, support column 12 descends under the effect of gravity, with inlay the seat 9 separation, be convenient for inlay seat 9 and reset, convenient next use, caulking groove 13 has been seted up at swivel mount 11 top, 5 bottom fixed mounting of connecting frame has dog 14.
As shown in fig. 3, caulking groove 13 matches with the shape of caulking seat 9, when support frame 1 is horizontal, caulking seat 9 laminates inside caulking groove 13 completely, when support frame 1 inclines, support column 12 is perpendicular with ground, link 5 inclines for support column 12, threaded rod 8 drives caulking seat 9 and inclines this moment, caulking seat 9 can't imbed into caulking groove 13 completely, rotating threaded rod 8 drives caulking seat 9 and goes up and down, thereby make support frame 1 level gradually, when support frame 1 is complete horizontal, caulking seat 9 can gomphosis completely advance in caulking groove 13, thereby make support frame 1 descend suddenly, continue to rotate adjustment threaded rod 8, reached and keep the horizontally purpose with support frame 1.
As shown in fig. 2-3, the side of swivel mount 11 is the arc limit, and the centre of a circle on arc limit is located the vertical central line of link 5, can make swivel mount 11 rotate freely in link 5, the inner wall shape of dog 14 cooperatees with the outer wall shape of swivel mount 11, dog 14 is the annular, dog 14 can prevent that swivel mount 11 from deviating from in link 5, can not hinder swivel mount 11's rotation simultaneously yet, the bottom of support column 12 is less than the bottom of support frame 1, make support column 12 can contact with ground, make support frame 1 can keep the level, do not receive the influence that ground slopes.
The implementation principle of the pile foundation uplift testing device is as follows: firstly, a support frame 1 and support columns 12 are placed on the ground or a temporarily built stone platform, when two ends of the support frame 1 are not horizontal, because rotary bases 11 can freely rotate in a connecting frame 5, the support columns 12 can keep vertical downward under the action of gravity, and because the two ends of the support frame 1 are not horizontal, the heights of the support columns 12 at the two ends are not uniform, the support frame 1 inclines relative to the support columns 12, at the moment, a threaded rod 8 and an embedding seat 9 are also driven to incline, the support frame 1 descends along with the gravity to drive the threaded rod 8 to descend, and the embedding seat 9 is attached to the upper surface of the rotary bases 11;
through observing horizon rule 6, judge that the both ends of support frame 1 need rise respectively or reduce, rotatory hand wheel 10 drives threaded rod 8 rotatory, thereby make the both ends of support frame 1 begin to go up and down, it begins to rotate to drive support frame 1 simultaneously, when support frame 1 returns the level, inlay seat 9 and imbed into in caulking groove 13 completely, support frame 1 also can be because inlay seat 9 imbeds in caulking groove 13 completely and drop a segment distance suddenly, continue to rotate adjustment threaded rod 8 and keep the level until support frame 1, after support frame 1 level, can fill some auxiliary materials that are used for supporting in the space between support frame 1 and the ground, be used for alleviating the pressure of threaded rod 8 and screw thread seat 7, slow down the damage, and because support frame 1 level, make the result of test more accurate.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present application disclosed above are intended only to aid in the explanation of the application. The preferred embodiments are not exhaustive and do not limit the application to the precise embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the application and the practical application, to thereby enable others skilled in the art to best understand and utilize the application. The application is limited only by the claims and their full scope and equivalents.
Claims (7)
1. Pile foundation resistance to plucking testing arrangement, including support frame (1), its characterized in that: the hydraulic drawing device is characterized in that a hydraulic machine (2) is fixedly mounted at the top end of the support frame (1), a drawing seat (3) is fixedly mounted at the top end of a piston rod of the hydraulic machine (2), a pull rope (4) is fixedly mounted in the middle of the drawing seat (3), a connecting frame (5) is fixedly mounted on one side of the support frame (1) in the opposite direction, a leveling rod (6) is fixedly mounted at the top end of the connecting frame (5), a threaded seat (7) is fixedly mounted at the top end of the connecting frame (5), a threaded rod (8) is connected to an internal thread of the threaded seat (7), an embedding seat (9) is fixedly mounted at the bottom end of the threaded rod (8), a hand wheel (10) is fixedly mounted at the top end of the threaded rod (8), a rotary seat (11) is embedded at the bottom of the connecting frame (5), a support column (12) is fixedly mounted at the bottom end of the rotary seat (11), an embedding groove (13) is formed in the top of the rotary seat (11), and a stop block (14) is fixedly mounted at the bottom of the connecting frame (5); the shape of caulking groove (13) and caulking seat (9) cooperatees, when support frame (1) level, caulking seat (9) laminate completely inside caulking groove (13).
2. The pile foundation uplift testing device according to claim 1, wherein the level (6) is parallel to the long side of the support frame (1).
3. The pile foundation uplift test device according to claim 1, wherein the rotary seat (11) is positioned right below the threaded rod (8) and the embedded seat (9), and the embedded seat (9) is separated from the rotary seat (11) when the bottom end of the supporting column (12) is not in contact with the ground.
4. The pile foundation uplift testing device according to claim 1, wherein the side edge of the rotating seat (11) is an arc-shaped edge, and the center of the arc-shaped edge is located on the vertical center line of the connecting frame (5).
5. The pile foundation uplift testing device according to claim 1, wherein the shape of the inner wall of the stopper (14) is matched with the shape of the outer wall of the rotary seat (11), and the stopper (14) is annular.
6. The pile foundation uplift testing device according to claim 1, wherein the bottom end of the supporting column (12) is lower than the bottom end of the supporting frame (1).
7. The pile foundation uplift testing device according to claim 1, wherein the number of the connecting frames (5) is two, and the connecting frames are symmetrically arranged at two ends of the long edge of the supporting frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221256855.7U CN217688275U (en) | 2022-05-24 | 2022-05-24 | Pile foundation uplift testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221256855.7U CN217688275U (en) | 2022-05-24 | 2022-05-24 | Pile foundation uplift testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217688275U true CN217688275U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221256855.7U Active CN217688275U (en) | 2022-05-24 | 2022-05-24 | Pile foundation uplift testing device |
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|---|---|
| CN (1) | CN217688275U (en) |
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- 2022-05-24 CN CN202221256855.7U patent/CN217688275U/en active Active
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