CN218405585U - High strain detection device of foundation pile - Google Patents
High strain detection device of foundation pile Download PDFInfo
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- CN218405585U CN218405585U CN202221962967.4U CN202221962967U CN218405585U CN 218405585 U CN218405585 U CN 218405585U CN 202221962967 U CN202221962967 U CN 202221962967U CN 218405585 U CN218405585 U CN 218405585U
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- foundation pile
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- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to a foundation pile high strain detection device, belonging to the field of prestressed foundation pile detection, comprising a base, a guide frame, a support frame, a taper shank, a heavy hammer, a connecting rod, a connecting frame and a clamping mechanism; two guide frames are symmetrically arranged, and both the two guide frames are arranged on the base in a sliding manner; the base is provided with a moving mechanism for driving the guide frame to move; the supporting frame is arranged on the base; one end of the taper shank is rotatably arranged on the support frame; the heavy hammer is arranged at the other end of the taper shank; a tension spring for driving the taper shank to rotate downwards is arranged on the base; the connecting frame is arranged on the taper shank; the clamping mechanism is connected with the connecting frame in a sliding way and can be detachably connected; one end of the connecting rod is arranged on the clamping mechanism, and the other end of the connecting rod is connected with the supporting frame in a sliding manner; the support frame is provided with an adjusting mechanism for driving the connecting rod to move. The utility model discloses can the high-speed joint connecting rod to can conveniently unhook, and the impact force is great.
Description
Technical Field
The utility model relates to a prestressing force foundation pile detection area especially relates to a foundation pile height detection device that meets an emergency.
Background
The high strain detection is a detection method for judging the vertical compression bearing capacity and the integrity of a single pile body, a heavy hammer (the weight is 1% -1.5% of the estimated single pile limit bearing capacity) is used for impacting a pile top in an experiment, so that the prestressed foundation pile can generate enough penetration, the response of the mass point stress and the acceleration of the pile body generated by the actual measurement is carried out, and the vertical bearing capacity and the integrity of the pile body of the single pile are judged through fluctuation theoretical analysis. The top of the pile is impacted by a heavy hammer to generate enough relative displacement between the pile and the soil so as to fully excite the soil resistance around the pile and the bearing force at the pile end. At present, the main detection methods of the high strain of the prestressed foundation pile mainly comprise a Keys method (Case), a CAPWAPC method, a waveform fitting method, a wave equation method and the like.
In the prior art, a prestressed foundation pile high strain detection device mainly comprises a tripod (or a quadruped) hoisting and a crane (or a vehicle) hoisting; the problem of eccentric hammering is easily caused by hoisting by using a crane or a crane, so that the data difference detected by the sensors at the left side and the right side of the prestressed foundation piles at the two sides is large; in addition, in the prior art, the operation of unhooking and connecting is inconvenient, a large amount of time is needed to be spent to connect the connecting hook with the heavy hammer before each test, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the problem that exists among the background art, provide one kind can the high-speed joint connecting rod to can conveniently unhook, and the great foundation pile height of impact force detection device that meets an emergency.
The technical scheme of the utility model: a foundation pile high strain detection device comprises a base, a guide frame, a support frame, a taper shank, a heavy hammer, a connecting rod, a connecting frame and a clamping mechanism;
two guide frames are symmetrically arranged, and both the two guide frames are arranged on the base in a sliding manner; the base is provided with a moving mechanism for driving the guide frame to move; the supporting frame is arranged on the base; one end of the taper shank is rotatably arranged on the support frame; the heavy hammer is arranged at the other end of the taper shank; a tension spring for driving the taper shank to rotate downwards is arranged on the base; the connecting frame is arranged on the taper shank; the clamping mechanism is connected with the connecting frame in a sliding way and can be detachably connected; one end of the connecting rod is arranged on the clamping mechanism, and the other end of the connecting rod is connected with the supporting frame in a sliding manner; the support frame is provided with an adjusting mechanism for driving the connecting rod to move.
Preferably, the clamping mechanism comprises a clamping jaw, a clamping frame and an opening and closing mechanism; a clamping jaw; two clamping jaws are symmetrically arranged, and both the two clamping jaws are rotatably arranged on the clamping frame; the clamping jaw is connected with the connecting frame in a sliding manner and is clamped; the opening and closing mechanism is arranged on the clamping frame; the output end of the opening and closing mechanism is connected with the two clamping jaws; the clamping frame is provided with a telescopic cylinder for driving the opening and closing mechanism to move; the connecting rod is arranged on the clamping frame.
Preferably, the adjusting mechanism comprises a second motor, a screw rod and a sliding block; the second motor is arranged on the support frame, and the output end of the second motor is connected with the screw rod; the sliding block is arranged on the supporting frame in a sliding manner; the sliding block is in threaded connection with the screw rod; the connecting rod is rotatably connected with the sliding block.
Preferably, the moving mechanism comprises a first motor, a bidirectional screw rod and a guide rail; the first motor and the guide rail are arranged on the base, and the output end of the first motor is connected with the bidirectional screw rod; the guide frame is arranged on the guide rail in a sliding manner; the bidirectional screw rod comprises a first thread part and a second thread part with opposite thread directions; the two guide frames are respectively in threaded connection with the first threaded portion and the second threaded portion.
Preferably, the lower end of the base is provided with a travelling wheel; the travelling wheels are provided with a plurality of travelling wheels, and the travelling wheels are of self-locking type.
Preferably, the support frame is provided with a handrail; the handrail is obliquely arranged.
Preferably, the guide frame is of an arc structure.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model discloses in, remove the base to measurement department, and the foundation pile is located between two leading trucks this moment, and be located the weight under, move through moving mechanism drive leading truck, make the leading truck paste on the foundation pile, lead to the foundation pile, adjustment mechanism drive connecting rod moves towards the direction of weight, the connecting rod drives fixture and removes, make fixture can move link department, telescopic cylinder drive mechanism that opens and shuts removes, mechanism drive clamping jaw that opens and shuts rotates, make the clamping jaw can open, the clamping jaw can insert link department, telescopic cylinder drive mechanism that opens and shuts reverse movement, thereby can make the clamping jaw closed, the card is on the link, adjustment mechanism drive connecting rod moves towards the direction of keeping away from the link, the connecting rod drives the holding rack and removes, the clamping jaw drives the link and removes, the link drives the upset of taper shank, the taper shank drives the weight and removes, make the weight lift, and tensile extension spring, make the extension spring hold up, after moving to appointed height when the connecting rod, telescopic cylinder drive mechanism that opens and shuts and removes, make the clamping jaw drive the clamping jaw remove, the separation of the connecting jaw, make the weight that the weight lift, and pull extension spring, make the weight that the high-up of the taper shank rotate the detection method, thereby make the weight carry out the high-down to the detection method, thereby it obtains the impact force to reach the high impact force to the high detection of the high-speed detection.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic partial structure diagram of an embodiment of the present invention;
fig. 3 is a schematic structural view of the middle guide frame of the present invention.
Reference numerals: 1. a base; 2. a travel wheel; 3. a guide frame; 4. a moving mechanism; 401. a first motor; 402. a bidirectional screw rod; 403. a guide rail; 5. a support frame; 6. a taper shank; 7. a weight; 8. a tension spring; 9. a connecting rod; 10. a connecting frame; 11. a clamping jaw; 12. an adjustment mechanism; 1201. a second motor; 1202. a screw rod; 1203. a slider; 13. a handrail; 14. a clamping frame; 15. an opening and closing mechanism; 16. a telescoping cylinder.
Detailed Description
Example one
As shown in fig. 1-3, the present invention provides a foundation pile high strain detection device, which comprises a base 1, a guide frame 3, a support frame 5, a taper shank 6, a heavy hammer 7, a connecting rod 9, a connecting frame 10 and a clamping mechanism;
two guide frames 3 are symmetrically arranged, and the two guide frames 3 are arranged on the base 1 in a sliding manner; the guide frame 3 is of an arc structure; the arc-shaped structure can better guide the foundation pile. The base 1 is provided with a moving mechanism 4 for driving the guide frame 3 to move; the support frame 5 is arranged on the base 1; one end of the taper shank 6 is rotatably arranged on the support frame 5; the weight 7 is arranged at the other end of the taper shank 6; a tension spring 8 for driving the taper shank 6 to rotate downwards is arranged on the base 1; the connecting frame 10 is arranged on the taper shank 6; the clamping mechanism is connected with the connecting frame 10 in a sliding way and can be detachably connected; one end of a connecting rod 9 is arranged on the clamping mechanism, and the other end of the connecting rod 9 is connected with the support frame 5 in a sliding manner; the support frame 5 is provided with an adjusting mechanism 12 for driving the connecting rod 9 to move.
The clamping mechanism comprises a clamping jaw 11, a clamping frame 14 and an opening and closing mechanism 15; a clamping jaw 11; two clamping jaws 11 are symmetrically arranged, and the two clamping jaws 11 are rotationally arranged on the clamping frame 14; the clamping jaw 11 is connected with the connecting frame 10 in a sliding mode and clamped; the opening and closing mechanism 15 is arranged on the clamping frame 14; the output end of the opening and closing mechanism 15 is connected with the two clamping jaws 11; the clamping frame 14 is provided with a telescopic cylinder 16 for driving the opening and closing mechanism 15 to move; the connecting rod 9 is arranged on the clamping frame 14.
The lower end of the base 1 is provided with a travelling wheel 2; the plurality of the travelling wheels 2 are provided, and the travelling wheels 2 are of self-locking type; the travelling wheel 2 can be convenient. The movable support frame 5 of the base 1 is provided with a handrail 13; the handrail 13 slope sets up, can conveniently promote base 1 through support frame 5 and remove, and after base 1's position control was accomplished, would walk wheel 2 and pin, prevents that the wheel 2 of advancing from continuing to remove.
In the embodiment, the base 1 is moved to a measurement position, the foundation pile is positioned between two guide frames 3 and is positioned under a heavy hammer 7, the guide frames 3 are driven to move by the moving mechanism 4, so that the guide frames 3 are attached to the foundation pile to guide the foundation pile, the adjusting mechanism 12 drives the connecting rod 9 to move towards the direction of the heavy hammer 7, the connecting rod 9 drives the clamping mechanism to move, so that the clamping mechanism can move to the connecting frame 10, the telescopic cylinder 16 drives the opening and closing mechanism 15 to move, the opening and closing mechanism 15 drives the clamping jaw 11 to rotate, so that the clamping jaw 11 can be opened, the clamping jaw 11 can be inserted into the connecting frame 10, the telescopic cylinder 16 drives the opening and closing mechanism 15 to move reversely, so that the clamping jaw 11 can be closed and clamped on the connecting frame 10, and the adjusting mechanism 12 drives the connecting rod 9 to move towards the direction far away from the heavy hammer 7, connecting rod 9 drives holding frame 14 and removes, holding frame 14 drives clamping jaw 11 and removes, clamping jaw 11 drives link 10 and removes, link 10 drives the upset of taper shank 6, taper shank 6 drives weight 7 and removes, make weight 7 lift, and tensile extension spring 8, make extension spring 8 hold up the power, after weight 7 removed the appointed height, telescoping cylinder 16 drive mechanism 15 that opens and shuts removes, mechanism 15 drive clamping jaw 11 opens and shuts, make clamping jaw 11 and link 10 separate, relieve the spacing to link 10, make taper shank 6 rotate and rotate, extension spring 8 drives the upset of taper shank 6, taper shank 6 drives weight 7 and removes, thereby make 7 fall down from the eminence fast, obtain great impact force and pound on the foundation pile, detect through the high strain detection method.
Example two
As shown in fig. 1-3, compared with the first embodiment, the adjusting mechanism 12 of the present invention includes a second motor 1201, a lead screw 1202 and a sliding block 1203; the second motor 1201 is arranged on the support frame 5, and the output end of the second motor 1201 is connected with the screw rod 1202; the sliding block 1203 is arranged on the support frame 5 in a sliding manner; the sliding block 1203 is in threaded connection with the screw rod 1202; the link 9 is rotatably connected to the slide block 1203.
In this embodiment, when the taper shank 6 and the weight 7 need to be lifted, the second motor 1201 is started, the second motor 1201 drives the lead screw 1202 to rotate, the lead screw 1202 drives the sliding block 1203 to move in a direction away from the weight 7, and the sliding block 1203 drives the connecting rod 9 to move, so that the taper shank 6 is lifted, and the weight 7 can be driven to be lifted for hammering.
EXAMPLE III
As shown in fig. 1-3, compared with the first or second embodiment, the moving mechanism 4 in the present embodiment includes a first motor 401, a bidirectional screw 402, and a guide rail 403; the first motor 401 and the guide rail 403 are both arranged on the base 1, and the output end of the first motor 401 is connected with the bidirectional screw rod 402; the guide frame 3 is arranged on the guide rail 403 in a sliding manner; the bidirectional screw 402 includes a first thread part and a second thread part with opposite thread directions; the two guide frames 3 are respectively in threaded connection with the first threaded portion and the second threaded portion.
In this embodiment, after leading truck 3 removed foundation pile department, start first motor 401, first motor 401 drives two-way lead screw 402 and rotates, guide rail 403 supports and leads leading truck 3, make the more steady of leading truck 3 motion, and can make leading truck 3 support the foundation pile, two-way lead screw 402 drives leading truck 3 and removes, make leading truck 3 remove foundation pile department, lead the foundation pile, prevent that the foundation pile from when receiving the impact of weight 7, take place the skew, influence the use.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. A foundation pile high strain detection device is characterized by comprising a base (1), a guide frame (3), a support frame (5), a taper shank (6), a heavy hammer (7), a connecting rod (9), a connecting frame (10) and a clamping mechanism;
two guide frames (3) are symmetrically arranged, and the two guide frames (3) are arranged on the base (1) in a sliding manner; a moving mechanism (4) for driving the guide frame (3) to move is arranged on the base (1); the support frame (5) is arranged on the base (1); one end of the taper shank (6) is rotatably arranged on the support frame (5); the heavy hammer (7) is arranged at the other end of the taper shank (6); a tension spring (8) for driving the taper shank (6) to rotate downwards is arranged on the base (1); the connecting frame (10) is arranged on the taper shank (6); the clamping mechanism is connected with the connecting frame (10) in a sliding way and can be detachably connected; one end of a connecting rod (9) is arranged on the clamping mechanism, and the other end of the connecting rod (9) is connected with the support frame (5) in a sliding manner; an adjusting mechanism (12) for driving the connecting rod (9) to move is arranged on the supporting frame (5).
2. A foundation pile high strain detection device according to claim 1, wherein the clamping mechanism comprises a clamping jaw (11), a clamping frame (14) and an opening and closing mechanism (15); a clamping jaw (11); two clamping jaws (11) are symmetrically arranged, and the two clamping jaws (11) are rotationally arranged on the clamping frame (14); the clamping jaw (11) is connected with the connecting frame (10) in a sliding way and is clamped; the opening and closing mechanism (15) is arranged on the clamping frame (14); the output end of the opening and closing mechanism (15) is connected with the two clamping jaws (11); a telescopic cylinder (16) for driving the opening and closing mechanism (15) to move is arranged on the clamping frame (14); the connecting rod (9) is arranged on the clamping frame (14).
3. A foundation pile high strain detection device according to claim 1, wherein the adjustment mechanism (12) comprises a second motor (1201), a lead screw (1202) and a slide block (1203); the second motor (1201) is arranged on the support frame (5), and the output end of the second motor (1201) is connected with the screw rod (1202); the sliding block (1203) is arranged on the support frame (5) in a sliding manner; the sliding block (1203) is in threaded connection with the screw rod (1202); the connecting rod (9) is rotatably connected with the sliding block (1203).
4. A foundation pile high strain detection device according to claim 1, wherein the moving mechanism (4) comprises a first motor (401), a bidirectional screw (402) and a guide rail (403); the first motor (401) and the guide rail (403) are both arranged on the base (1), and the output end of the first motor (401) is connected with the bidirectional screw rod (402); the guide frame (3) is arranged on the guide rail (403) in a sliding manner; the bidirectional screw rod (402) comprises a first thread part and a second thread part with opposite thread directions; the two guide frames (3) are respectively in threaded connection with the first threaded part and the second threaded part.
5. A foundation pile high strain detection device according to claim 1, wherein the lower end of the base (1) is provided with a travelling wheel (2); the number of the travelling wheels (2) is multiple, and the travelling wheels (2) are self-locking.
6. A foundation pile high strain detection device according to claim 1, wherein a handrail (13) is provided on the support frame (5); the armrest (13) is arranged obliquely.
7. A foundation pile high strain gauge according to claim 1, wherein the guide frame (3) is of arcuate configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221962967.4U CN218405585U (en) | 2022-07-27 | 2022-07-27 | High strain detection device of foundation pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221962967.4U CN218405585U (en) | 2022-07-27 | 2022-07-27 | High strain detection device of foundation pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218405585U true CN218405585U (en) | 2023-01-31 |
Family
ID=85013804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221962967.4U Active CN218405585U (en) | 2022-07-27 | 2022-07-27 | High strain detection device of foundation pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218405585U (en) |
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2022
- 2022-07-27 CN CN202221962967.4U patent/CN218405585U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A High Strain Detection Device for Foundation Piles Effective date of registration: 20231102 Granted publication date: 20230131 Pledgee: Bank of China Limited Zhanjiang Branch Pledgor: Guangdong Pingsheng Engineering Quality Inspection Co.,Ltd. Registration number: Y2023980063963 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |