CN219909101U - Pile foundation vertical bearing capacity detection device for building construction - Google Patents
Pile foundation vertical bearing capacity detection device for building construction Download PDFInfo
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- CN219909101U CN219909101U CN202321609785.3U CN202321609785U CN219909101U CN 219909101 U CN219909101 U CN 219909101U CN 202321609785 U CN202321609785 U CN 202321609785U CN 219909101 U CN219909101 U CN 219909101U
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- pile foundation
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- vertical bearing
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 238000009435 building construction Methods 0.000 title claims abstract description 15
- 238000010276 construction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 125000006850 spacer group Chemical group 0.000 description 1
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Abstract
The utility model discloses a pile foundation vertical bearing capacity detection device for building construction, which relates to the technical field of pile foundation detection and comprises the following components: the support bar is simultaneously connected with the support nails in a sliding manner, and the sliding direction is along the length direction of the support nails; the impact assembly comprises an impact piece which is arranged with the supporting bar in a sliding way, and the sliding direction of the impact piece is perpendicular to the supporting bar; the leveling assembly comprises a first limiting part and a second limiting part which can move along the length direction of the supporting bar, wherein the first limiting part and the second limiting part are positioned on two sides of the supporting bar and are used for propping against the supporting bar and limiting the movement of the supporting bar. The utility model has the effect of improving the perpendicularity between the moving path of the impact hammer and the surface of the pile foundation, thereby improving the detection accuracy.
Description
Technical Field
The utility model relates to the technical field of pile foundation detection, in particular to a pile foundation vertical bearing capacity detection device for building construction.
Background
The pile foundation refers to a deep foundation formed by piles and pile caps connected with the tops of the piles or a single pile foundation connected with the piles by the piles, and whether the vertical bearing capacity of the piles reaches a required standard or not is an important standard for judging whether a building is safe or not.
The Chinese patent document with the publication number of CN218204601U discloses a pile foundation vertical bearing capacity detection device for constructional engineering, which comprises an impact frame and a sensor. The impact frame is fixedly connected with two support nails, the impact frame is provided with an impact hammer in a sliding mode, the impact hammer is located between the two support nails and can slide along the direction perpendicular to the height of the impact frame, the impact frame is connected with an elastic piece, one end, away from the impact frame, of the elastic piece is connected with the impact hammer, and the sensor is used for receiving detection information. When qualitatively detecting the vertical bearing capacity of pile foundation, operating personnel will support the nail and drive the pile foundation surface, control the impact hammer to keeping away from pile foundation direction and remove, simultaneously the elastic component is elongated, elastic component resumes deformation after the pine hand for impact hammer hammering pile foundation, pile foundation vibration produces the stress wave, and the sensor receives stress wave information and gives the computer with stress wave information, and detects and need operating personnel repeated striking many times, in order to reduce the testing result inaccuracy because of the contingency leads to.
However, the two support nails in the related art may have different nailing lengths when nailing into the pile foundation, which results in that the impact frame is not in a horizontal position, and thus, the impact hammer does not impact the pile foundation in a vertical direction, thereby affecting the detection accuracy.
Disclosure of Invention
In order to improve the perpendicularity between the moving direction of the impact hammer and the surface of the pile foundation and further improve the detection accuracy, the utility model provides a pile foundation vertical bearing capacity detection device for building construction.
The utility model provides a pile foundation vertical bearing capacity detection device for building construction, which adopts the following technical scheme:
pile foundation vertical bearing capacity detection device for construction includes:
a plurality of parallel support pins;
the support bars are simultaneously connected with the plurality of support nails in a sliding manner, and the sliding direction is along the length direction of the support nails;
the impact assembly comprises an impact piece which is arranged with the supporting bar in a sliding way, and the sliding direction of the impact piece is perpendicular to the supporting bar;
the leveling assembly comprises a first limiting part and a second limiting part which can move along the length direction of the supporting bar, wherein the first limiting part and the second limiting part are positioned on two sides of the supporting bar and are used for propping against the supporting bar and limiting the movement of the supporting bar.
Through adopting above-mentioned technical scheme, operating personnel is with a plurality of support nails on the support bar behind the pile foundation, and adjustment first locating part and second locating part make the support bar be fixed in horizontal position for striking subassembly strikes the pile foundation along vertical direction, thereby improves the degree of accuracy when qualitative detection.
Optionally, the first locating part is connected with the support nail screw thread, the second locating part is connected with the support nail screw thread, the support bar is located between first locating part and the second locating part.
Through adopting above-mentioned technical scheme, operating personnel adjusts the position of support bar through rotating first locating part, rotates the second locating part when the support bar level for first locating part and second locating part press from both sides tight support bar jointly, thereby fix the support bar in horizontal position.
Optionally, a level gauge is arranged on the supporting bar.
Through adopting above-mentioned technical scheme, the spirit level can provide the horizontal position information of support bar for operating personnel to the operating personnel of being convenient for adjusts the position of support bar.
Optionally, the striking subassembly includes guiding rod and elastic component, guiding rod and support bar sliding connection, and can follow support bar direction of height and remove, the striking piece sets up in guiding rod and is close to support nail one end, elastic component one end is connected with the striking piece, and the other end is connected with the support bar.
Through adopting above-mentioned technical scheme, operating personnel will support the nail and go into the pile foundation, then carry out the leveling to the support bar, make impact member and pile foundation surface butt simultaneously. When qualitatively detecting pile foundation vertical bearing capacity state, operating personnel control guide bar moves to keeping away from the pile foundation direction along vertical direction, and elastic component takes place the extension deformation simultaneously, and after operating personnel loosens the hand, elastic component resumes deformation, and the striking piece strikes the pile foundation to carry out qualitative detection to pile foundation vertical bearing capacity.
Optionally, the striker is detachably connected with the guide rod.
Through adopting above-mentioned technical scheme, be convenient for change the striking piece when carrying out the qualitative detection of vertical bearing capacity to different pile foundations to improve detection device's commonality.
Optionally, the guide rod is provided with scales along the length direction of the guide rod.
Through adopting above-mentioned technical scheme, operating personnel can control the deformation volume of elastic component when qualitative detection according to the scale to the impact force size that the operating personnel of being convenient for control striking piece produced the pile foundation.
Optionally, a handle is disposed at one end of the guide rod away from the striker.
Through adopting above-mentioned technical scheme, the guide bar is convenient for be held to operating personnel to the handle.
Optionally, support nail one end can be dismantled and be connected with the dog, dog is kept away from support nail one side and is provided with the gasket.
Through adopting above-mentioned technical scheme, when the support nail damages, be convenient for tear down support nail and support bar to change, be convenient for change the striking piece when detecting different pile foundations simultaneously.
In summary, the present utility model includes at least one of the following beneficial effects:
1. after an operator nails a plurality of support nails on the support bar into the pile foundation, the first limiting piece and the second limiting piece are adjusted to enable the support bar to be fixed at a horizontal position, so that the impact assembly impacts the pile foundation along the vertical direction, and accuracy in qualitative detection is improved;
2. the level meter can provide levelness information of the supporting strips for operators, so that the operators can conveniently adjust the positions of the supporting strips;
3. when the support nail is damaged, the support nail and the support bar are convenient to detach and replace, and the impact piece is convenient to replace when different pile foundations are detected.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram showing a usage scenario of an embodiment of the present utility model.
Reference numerals illustrate: 1. a support bar; 11. a limit component; 111. a first limiting member; 112. a second limiting piece; 12. a level gauge; 2. a support pin; 21. a stop block; 22. a gasket; 3. a guide rod; 31. a striker; 32. an elastic member; 33. a scale; 34. a handle; 4. a sensor; 5. pile foundation.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-2.
Referring to fig. 1 and 2, the pile foundation vertical bearing capacity detection device for building construction disclosed by the embodiment of the utility model comprises a support bar 1, wherein a plurality of support nails 2 are connected to the support bar 1 in a sliding manner, the support bars 1 can slide along the length direction of the support nails 2, and two support nails 2 are respectively arranged at two ends of the support bar 1. The first limiting piece 111 and the second limiting piece 112 are connected to each supporting nail 2 in a threaded mode, and the first limiting piece 111 and the second limiting piece 112 on the same supporting nail 2 are arranged on two sides of the supporting bar 1 respectively and can be abutted to the supporting bar 1. In the embodiment of the present utility model, when the supporting bar 1 is in the horizontal position, the first limiting member 111 is located above the second limiting member 112. One end of the support nail 2 far away from the tip is in threaded connection with a stop block 21, one side of the stop block 21 far away from the support nail 2 is fixedly connected with a gasket 22, and the gasket 22 is made of rubber.
When using detection device to detect pile foundation 5's vertical bearing capacity state, operating personnel level pile foundation 5 surface at first, then rotate second locating part 112 for second locating part 112 installs respectively on two support nails 2, then establishes support bar 1 cover on two support nails 2, makes support bar 1 simultaneously with the second locating part 112 butt on two support nails 2, then rotates first locating part 111, makes first locating part 111 install respectively on two support nails 2, then rotates dog 21, makes dog 21 fix in support nail 2 one end. The operator uses a tool such as a hammer to hammer the washer 22 on the stop 21 so that the two support nails 2 are driven into the pile foundation 5, respectively, and then the operator measures the position of the support bar 1. When the supporting bar 1 is not in the horizontal position, the second limiting piece 112 on one side of the supporting bar 1 is rotated, so that the second limiting piece 112 drives one end of the supporting bar 1, which is close to the second limiting piece 112, to move along the length direction of the supporting nail 2, thereby adjusting the supporting bar 1 to the horizontal position, and then the first limiting piece 111 is rotated, so that the first limiting piece 111 and the second limiting piece 112 jointly clamp the supporting bar 1, thereby fixing the supporting bar 1 in the horizontal position.
The stopper 21 is screw-connected with the support nail 2 so that the support nail 2 can be replaced when the support nail 2 is damaged, thereby facilitating maintenance of the detection device. The spacer 22 can protect the stopper 21 and the support pin 2, thereby improving the service life of the detecting device.
Referring to fig. 1 and 2, a guide rod 3 is slidably connected to a support bar 1, one end of the guide rod 3 is in threaded connection with a striking member 31, the other end of the guide rod 3 is fixedly connected with a handle 34, an elastic member 32 is fixedly connected to the striking member 31, the elastic member 32 is a spring, one end of the elastic member 32 away from the striking member 31 abuts against one surface of the support bar 1 away from the handle 34, and the elastic member 32 is sleeved on the guide rod 3.
The operator nails a plurality of support nails 2 into pile foundation 5 respectively, then rotates second locating part 112 and makes support bar 1 fix in horizontal position, makes the striking piece 31 keep away from support bar 1 one side and pile foundation 5 surface butt after the level simultaneously. When detecting the vertical bearing capacity state of pile foundation 5, operating personnel holds handle 34 to with handle 34 to keeping away from pile foundation 5 direction pulling, make the striking piece 31 on the guide bar 3 remove to keeping away from pile foundation 5 direction along vertical direction, elastic component 32 compression set simultaneously, operating personnel loosens the hand, elastic component 32 resumes deformation, thereby drives striking piece 31 and removes to being close to pile foundation 5 direction along vertical direction, and strikes pile foundation 5, makes pile foundation 5 take place the vibration. The striker 31 is in threaded connection with the guide rod 3, so that the detection device can replace the striker 31 with different models according to the type of the pile foundation 5, and the universality of the detection device is improved.
Referring to fig. 2, a sensor 4 is detachably connected to the flattened surface of the pile foundation 5, the sensor 4 is a position sensor, and the sensor 4 is used for collecting stress wave information generated by vibration of the pile foundation 5 and transmitting the stress wave information to a computer.
Referring to fig. 1, a level 12 is provided on a support bar 1, and the level 12 may display position information of the support bar 1, so that an operator can conveniently adjust the support bar 1 to a horizontal position according to the position information of the support bar 1 provided by the level 12.
Referring to fig. 1, the guide rod 3 is provided with a scale 33, and when an operator moves the guide rod 3, the deformation amount of the elastic member 32 can be controlled according to the scale 33, so that the stress generated by the impact member 31 on impact is substantially uniform during each impact, thereby improving the accuracy of the detection result.
The embodiment of the utility model provides a pile foundation vertical bearing capacity detection device for building construction, which is implemented by the following principle:
when the vertical bearing capacity state of the pile foundation 5 is required to be detected, firstly, the impact piece 31 is selected according to the type of the pile foundation 5, then an operator levels the surface of the pile foundation 5, and sequentially installs the second limiting piece 112, the supporting bar 1, the first limiting piece 111 and the stop block 21 on the supporting nails 2, and then nails the supporting nails 2 into the level surface of the pile foundation 5, so that the impact piece 31 is far away from the guide rod 3 and is abutted with the level surface of the pile foundation 5, and meanwhile, the operator installs the sensor 4 on the level surface of the pile foundation 5. The operator pulls the guide rod 3 to enable the impact piece 31 to collide with the surface of the pile foundation 5, so that the pile foundation 5 vibrates, and the sensor 4 collects stress wave information generated by the vibration of the pile foundation 5 and transmits the collected stress wave information to the computer.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. The utility model provides a vertical bearing capacity detection device of pile foundation for construction which characterized in that: comprising the following steps:
a plurality of parallel support nails (2);
the support bars (1) are simultaneously connected with the support nails (2) in a sliding manner, and the sliding direction of the support bars is along the length direction of the support nails (2);
the impact assembly comprises an impact piece (31) which is arranged on the supporting bar (1) in a sliding manner, and the sliding direction of the impact piece (31) is perpendicular to the supporting bar (1);
the leveling assembly comprises a first limiting part (111) and a second limiting part (112) which can move along the length direction of the supporting bar (1), wherein the first limiting part (111) and the second limiting part (112) are positioned on two sides of the supporting bar (1) and are used for propping against the supporting bar (1) and limiting the movement of the supporting bar (1).
2. The pile foundation vertical bearing capacity detection device for building construction according to claim 1, wherein: the first limiting piece (111) is in threaded connection with the support nail (2), the second limiting piece (112) is in threaded connection with the support nail (2), and the support bar (1) is located between the first limiting piece (111) and the second limiting piece (112).
3. The pile foundation vertical bearing capacity detection device for building construction according to claim 2, wherein: the supporting bar (1) is provided with a level meter (12).
4. The pile foundation vertical bearing capacity detection device for building construction according to claim 1, wherein: the striking subassembly includes guide bar (3) and elastic component (32), guide bar (3) and support bar (1) sliding connection, and can follow support bar (1) direction of height and remove, striking component (31) set up in guide bar (3) and be close to support nail (2) one end, elastic component (32) one end is connected with striking component (31), and the other end is connected with support bar (1).
5. The device for detecting the vertical bearing capacity of a pile foundation for building construction according to claim 4, wherein: the impact piece (31) is detachably connected with the guide rod (3).
6. The device for detecting the vertical bearing capacity of a pile foundation for building construction according to claim 4, wherein: the guide rod (3) is provided with scales (33) along the length direction of the guide rod (3).
7. The device for detecting the vertical bearing capacity of a pile foundation for building construction according to claim 4, wherein: one end of the guide rod (3) far away from the impact piece (31) is provided with a handle (34).
8. The pile foundation vertical bearing capacity detection device for building construction according to claim 1, wherein: one end of the support nail (2) is detachably connected with a stop block (21), and one side, far away from the support nail (2), of the stop block (21) is provided with a gasket (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321609785.3U CN219909101U (en) | 2023-06-21 | 2023-06-21 | Pile foundation vertical bearing capacity detection device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321609785.3U CN219909101U (en) | 2023-06-21 | 2023-06-21 | Pile foundation vertical bearing capacity detection device for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219909101U true CN219909101U (en) | 2023-10-27 |
Family
ID=88428529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321609785.3U Active CN219909101U (en) | 2023-06-21 | 2023-06-21 | Pile foundation vertical bearing capacity detection device for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219909101U (en) |
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2023
- 2023-06-21 CN CN202321609785.3U patent/CN219909101U/en active Active
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