CN219753327U - Pile foundation static load test detection device - Google Patents

Pile foundation static load test detection device Download PDF

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Publication number
CN219753327U
CN219753327U CN202321207944.7U CN202321207944U CN219753327U CN 219753327 U CN219753327 U CN 219753327U CN 202321207944 U CN202321207944 U CN 202321207944U CN 219753327 U CN219753327 U CN 219753327U
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CN
China
Prior art keywords
pile foundation
detection device
load test
static load
test detection
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Application number
CN202321207944.7U
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Chinese (zh)
Inventor
黄宇
钦林
谢登科
徐豪杰
王学
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Zhejiang Zhongyan Engineering Technology Research Co ltd
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Zhejiang Zhongyan Engineering Technology Research Co ltd
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Priority to CN202321207944.7U priority Critical patent/CN219753327U/en
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Abstract

The utility model relates to the technical field of pile foundation detection and discloses a pile foundation static load test detection device, which comprises a bottom plate, wherein a pile foundation is arranged on the upper side of the bottom plate, a jack is fixedly arranged at the top of the pile foundation, a pressure sensor is fixedly arranged at the top of the jack, a displacement sensor is fixedly arranged on the side face of the jack, a carrying mechanism is arranged on the upper side of the jack, the carrying mechanism comprises two upright posts fixed at the top of the bottom plate, the number of the upright posts is two and symmetrically distributed, a driving motor is fixedly arranged at the top of one upright post, a shaft lever is fixedly arranged on an output shaft of the driving motor, rotating wheels are fixedly arranged on the outer wall of the shaft lever, and steel cables are wound on the outer sides of the two rotating wheels. This pile foundation static load test detection device can be applicable to the pile foundation of different co-altitude, uses more nimble convenience, has made things convenient for the static load test greatly, has good convenience.

Description

Pile foundation static load test detection device
Technical Field
The utility model relates to the technical field of pile foundation detection, in particular to a pile foundation static load test detection device.
Background
The pile foundation static load test is a technology which is commonly applied to engineering for detecting the bearing capacity of the pile foundation at present, is the most accurate and reliable test method at present in the aspect of determining the ultimate bearing capacity of a single pile, and is used for judging whether a certain dynamic load test method is mature or not and is based on the comparison error of static load test results.
In the related art, chinese patent CN217384969U discloses a pile foundation static load test remote monitoring system; the device comprises a bracket, a supporting beam, a displacement sensor, a display screen, a sliding block and an observation mechanism; the brackets are fixedly connected to two ends of the supporting beam, and grooves are formed in two sides of the supporting beam; the sliding block is in sliding connection with the groove, a support ring is arranged at the left end of the top of the sliding block, and the displacement sensor is fixedly connected in the support ring; a threaded hole A is formed in the middle of the right end of the sliding block, an adjusting screw is connected in the threaded hole in a threaded manner, and the adjusting screw can prop against the groove; the observation mechanism is connected with the groove in a sliding way; the observation mechanism and the sensor are electrically connected with the display screen; the problem that the working state of a sensor cannot be monitored in real time when a foundation pile static load test is carried out due to shielding of test load is solved.
In the process of realizing the utility model, the inventor finds that at least the following problems exist in the technology, the pile foundation static load test is carried out by adopting a pile load method, but the whole height of the pile foundation static load test supporting pier is fixed, so that the height of the piled counterweight is fixed, and the pile foundation static load test detecting device solves the problems caused by the fact that the pile foundation heights of different positions are different, so that the supporting piers with different heights need to be replaced when the pile foundations with different heights are detected, the detection is inconvenient, the practicability of the device is reduced, and the pile foundation static load test detecting device is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a pile foundation static load test detection device which has the advantages of being convenient for adjusting pile loading height and the like, and solves the problems that the pile foundation heights of different positions are different, so that when the pile foundations of different heights are detected, the support piers of different heights need to be replaced, the detection is inconvenient, and the practicability of the device is reduced.
In summary, the present utility model provides the following technical solutions: the pile foundation static load test detection device comprises a bottom plate, a pile foundation is arranged on the upper side of the bottom plate, a jack is fixedly arranged at the top of the pile foundation, a pressure sensor is fixedly arranged at the top of the jack, a displacement sensor is fixedly arranged on the side face of the jack, and a loading mechanism is arranged on the upper side of the jack;
the object carrying mechanism comprises two upright posts which are fixed at the top of the bottom plate, wherein the number of the upright posts is two and symmetrically distributed, the top of one upright post is fixedly provided with a driving motor, the output shaft of the driving motor is fixedly provided with a shaft lever, the outer wall of the shaft lever is fixedly provided with rotating wheels, the number of the rotating wheels is two, the two outer sides of the rotating wheels are both wound with steel cables, one ends of the steel cables, which are far away from the rotating wheels, are fixedly connected with hanging rings, the lower sides of the hanging rings are fixedly connected with carrying plates, the left sides and the right sides of the carrying plates are both fixedly connected with sliding blocks, and the two sliding blocks are respectively and slidably connected to the inner sides of the two upright posts.
According to the technical scheme, the driving motor is started to drive the shaft rod to rotate, so that the driving motor drives the rotating wheel to rotate, the rotating wheel can wind or unwind the steel cable, the steel cable can be pulled to move upwards through the connection relation of the steel cable, the hanging ring and the carrying plate when the steel cable is wound, the carrying plate can move downwards under the action of gravity when the steel cable is unwound, the height of the carrying plate is adjusted, the carrying plate can be adjusted to be at a low position when counterweight materials are needed to be placed, the carrying plate can be adjusted to be at a high position when the counterweight materials are needed to be in butt joint with a pile foundation, static load tests are greatly facilitated, and good convenience is achieved.
Further, the opening is formed in the inner side of the bottom plate, the opening is vertically penetrated, and the bottom of the pile foundation extends to the inner side of the opening.
The beneficial effects of adopting the further scheme are as follows: the pile foundation is convenient to butt joint with the pile foundation through the opening, and the test is convenient.
Further, the top fixedly connected with mounting panel between two the stand, the through-hole has been seted up to the inboard of mounting panel, the steel cable runs through to the inboard of through-hole.
The beneficial effects of adopting the further scheme are as follows: the steel cable is conveniently laid through the through holes, and the installation is convenient.
Further, the top of mounting panel fixed mounting has the bearing, the axostylus axostyle runs through to the inboard of bearing, and axostylus axostyle and the inboard interference fit of bearing.
The beneficial effects of adopting the further scheme are as follows: the bearing through setting up can provide the support for the axostylus axostyle, has made things convenient for the axostylus axostyle to move about simultaneously.
Further, the counter weight post has been placed at the top of carrying the thing board, the left and right sides of counter weight post all is provided with the baffle, baffle fixed connection is to the top of carrying the thing board.
The beneficial effects of adopting the further scheme are as follows: can protect the counter weight post through setting up the baffle to the counter weight post takes place to drop, has improved experimental security.
Further, a sliding groove is formed in the outer wall of the upright post, and the sliding block is matched with the inner side of the sliding groove.
The beneficial effects of adopting the further scheme are as follows: the sliding block and the sliding groove are matched to guide the carrying plate, so that the carrying plate can keep a stable moving track, and the stability of the structure is improved.
Further, the top fixed mounting of bottom plate has the hydraulic stem, fixed mounting has the accessory plate on the output shaft of hydraulic stem, the quantity of hydraulic stem and accessory plate is two, and the symmetric distribution is in the left and right sides of pile foundation.
The beneficial effects of adopting the further scheme are as follows: the auxiliary plates can be driven to move through the driving of the hydraulic rod, the pile foundations are protected conveniently under the cooperation of the two auxiliary plates, the unexpected inclination of the pile foundations is reduced, collapse occurs, and the detection safety is improved.
Further, the front of the carrying plate is fixedly provided with a level bar.
The beneficial effects of adopting the further scheme are as follows: the balance of carrying the thing board is convenient for the staff to judge through the horizon rule that sets up, has ensured detection accuracy to it is too much to pile up to cause whole focus to unbalancedly to avoid the counter weight post.
Compared with the prior art, the utility model provides a pile foundation static load test detection device, which has the following beneficial effects:
this pile foundation static test detection device, through the rotation of start drive motor drive axostylus axostyle, make it drive the runner and rotate, through the rotation direction of control drive motor, make the runner can with the steel cable rolling or with the steel cable expansion, and through the relation of connection of steel cable, link and year thing board, just can draw the thing board upwards to remove when the steel cable rolling, when the steel cable is expanded, the thing board will move down under the effect of gravity, thereby realized adjusting the height of carrying the thing board, when the counter weight supplies need be placed, can adjust the thing board to the low side, when needs with pile foundation butt joint, can adjust the thing board to the eminence, can be applicable to the pile foundation of different co-altitude, it is more nimble convenient to use, the static test has been made things convenient for greatly, good convenience has.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present utility model;
FIG. 2 is a schematic displacement view of a carrier plate according to the present utility model;
fig. 3 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
Reference numerals illustrate:
1. a bottom plate; 2. pile foundation; 3. a jack; 4. a pressure sensor; 5. a displacement sensor; 6. a column; 7. a driving motor; 8. a shaft lever; 9. a rotating wheel; 10. a wire rope; 11. hanging rings; 12. a carrying plate; 13. a slide block; 14. a mounting plate; 15. a bearing; 16. a baffle; 17. a hydraulic rod; 18. and an auxiliary plate.
Detailed Description
Referring to fig. 1-2, a pile foundation static load test detection device comprises a bottom plate 1, wherein a pile foundation 2 is arranged on the upper side of the bottom plate 1, an opening is formed in the inner side of the bottom plate 1, the opening is vertically and continuously arranged, the bottom of the pile foundation 2 extends to the inner side of the opening, and the pile foundation 2 is conveniently in butt joint with the pile foundation 2 through the opening, so that the test is facilitated. Simultaneously, the top fixed mounting of pile foundation 2 has jack 3, and the top fixed mounting of jack 3 has pressure sensor 4, and the side fixed mounting of jack 3 has displacement sensor 5.
It will be appreciated that the pressure sensor 4 is used for recording the pressure to which the pile foundation 2 is subjected, and the displacement sensor 5 is used for recording the downward displacement of the pile foundation 2 under the action of the pressure, so that the staff can judge the bearing capacity of the pile foundation 2.
Referring to fig. 1-3, in the present embodiment, a carrying mechanism is disposed on the upper side of the jack 3, the carrying mechanism includes two columns 6 fixed on the top of the bottom plate 1, and the columns 6 are symmetrically distributed. The top fixed mounting of one of them stand 6 has driving motor 7, and fixed mounting has axostylus axostyle 8 on driving motor 7's the output shaft, and fixed mounting has runner 9 on the outer wall of axostylus axostyle 8, and the quantity of runner 9 is two, and the outer wall of two runners 9 all the round joint has steel cable 10, and one end fixedly connected with link 11 that the runner 9 was kept away from to steel cable 10, and link 11's downside fixedly connected with carries thing board 12.
It should be noted that, the top fixedly connected with mounting panel 14 between two stand 6, the through-hole has been seted up to the inboard of mounting panel 14, and steel cable 10 runs through to the inboard of through-hole, is convenient for lay steel cable 10 through the through-hole of seting up, has made things convenient for the installation. In addition, the top fixed mounting of mounting panel 14 has bearing 15, and axostylus axostyle 8 runs through to the inboard of bearing 15, and the inboard interference fit of axostylus axostyle 8 and bearing 15 can provide the support for axostylus axostyle 8 through the bearing 15 that sets up, has made things convenient for axostylus axostyle 8 to move about simultaneously.
Referring to fig. 3, in the present embodiment, the left and right sides of the carrying plate 12 are fixedly connected with sliding blocks 13, and the two sliding blocks 13 are respectively slidably connected to the inner sides of the two upright posts 6. Wherein, the spout has been seted up on the outer wall of stand 6, and slider 13 and the inboard looks adaptation of spout can be for carrying thing board 12 direction through the cooperation of slider 13 and spout, make and carry thing board 12 can keep stable removal orbit, have promoted the stability of structure.
Referring to fig. 1, in the present embodiment, a counterweight column is disposed at the top of the carrier plate 12, and baffles 16 are disposed on the left and right sides of the counterweight column, and the baffles 16 are fixedly connected to the top of the carrier plate 12, so that the counterweight column can be protected by the baffles 16, and the counterweight column is prevented from falling off, thereby improving the safety of the test. In addition, the front fixed mounting of year thing board 12 has the horizon rule, is convenient for the staff to judge the equilibrium of year thing board 12 through the horizon rule that sets up, has ensured detection accuracy to it is unbalanced that the counter weight post piles up too much and causes whole focus.
Referring to fig. 1, in the embodiment, a hydraulic rod 17 is fixedly installed at the top of the base plate 1, an auxiliary plate 18 is fixedly installed on an output shaft of the hydraulic rod 17, and the number of the hydraulic rod 17 and the number of the auxiliary plates 18 are two and symmetrically distributed on the left and right sides of the pile foundation 2. The auxiliary plates 18 can be driven to move through the driving of the hydraulic rod 17, the pile foundations 2 can be protected conveniently under the cooperation of the two auxiliary plates 18, the collapse of the pile foundations 2 caused by unexpected inclination is reduced, and the detection safety is improved.
The working principle of the embodiment is as follows:
according to the pile foundation static load test detection device, through being matched with equipment such as a crane, an opening on the inner side of the bottom plate 1 penetrates through a pile foundation 2 to be detected, the device is in butt joint with the pile foundation 2, before the pile foundation 2 and the jack 3 are arranged, the driving motor 7 is controlled to enable the rotating wheel 9 to expand the steel cable 10, the carrying plate 12 moves downwards under the action of gravity, the carrying plate 12 is adjusted to be at a low position, so that a weight column is conveniently stacked, after that, the driving motor 7 is controlled to enable the rotating wheel 9 to wind the steel cable 10, when the steel cable 10 pulls the carrying plate 12 to move upwards, the carrying plate 12 is adjusted to be at a high position, meanwhile, the hydraulic rod 17 is started to drive the auxiliary plates 18 to move, the two auxiliary plates 18 are close to each other but are not in contact with the pile foundation 2, then the jack 3 is installed, the driving motor 7 is controlled again to enable the rotating wheel 9 to expand the steel cable 10, the carrying plate 12 moves downwards to generate pressure on the jack 3, and static load test can be carried out.

Claims (8)

1. The utility model provides a pile foundation static load test detection device, includes bottom plate (1), the upside of bottom plate (1) is provided with pile foundation (2), the top fixed mounting of pile foundation (2) has jack (3), the top fixed mounting of jack (3) has pressure sensor (4), the side fixed mounting of jack (3) has displacement sensor (5), its characterized in that: a carrying mechanism is arranged on the upper side of the jack (3);
the utility model provides a carry thing mechanism, carry thing mechanism is including fixing stand (6) at bottom plate (1) top, the quantity of stand (6) is two and be the symmetric distribution, one of them the top fixed mounting of stand (6) has driving motor (7), fixed mounting has axostylus axostyle (8) on the output shaft of driving motor (7), fixed mounting has runner (9) on the outer wall of axostylus axostyle (8), the quantity of runner (9) is two, two the equal round joint of outside of runner (9) has steel cable (10), the one end fixedly connected with link (11) of runner (9) is kept away from to steel cable (10), the downside fixedly connected with carrier plate (12) of link (11), the left and right sides of carrier plate (12) is fixedly connected with slider (13), two slider (13) are sliding connection respectively to the inboard of two stands (6).
2. The pile foundation static load test detection device according to claim 1, wherein: an opening is formed in the inner side of the bottom plate (1), the opening is vertically penetrated, and the bottom of the pile foundation (2) extends to the inner side of the opening.
3. The pile foundation static load test detection device according to claim 1, wherein: the top between two stand (6) fixedly connected with mounting panel (14), the through-hole has been seted up to the inboard of mounting panel (14), steel cable (10) run through to the inboard of through-hole.
4. A pile foundation static test detection device according to claim 3, wherein: the top of mounting panel (14) fixed mounting has bearing (15), axostylus axostyle (8) run through to the inboard of bearing (15), and axostylus axostyle (8) and the inboard interference fit of bearing (15).
5. The pile foundation static load test detection device according to claim 1, wherein: the top of year thing board (12) has placed the counter weight post, the left and right sides of counter weight post all is provided with baffle (16), baffle (16) fixed connection is to the top of year thing board (12).
6. The pile foundation static load test detection device according to claim 1, wherein: a sliding groove is formed in the outer wall of the upright post (6), and the sliding block (13) is matched with the inner side of the sliding groove.
7. The pile foundation static load test detection device according to claim 1, wherein: the hydraulic pile foundation is characterized in that a hydraulic rod (17) is fixedly arranged at the top of the bottom plate (1), an auxiliary plate (18) is fixedly arranged on an output shaft of the hydraulic rod (17), and the hydraulic rod (17) and the auxiliary plate (18) are two in number and symmetrically distributed on the left side and the right side of the pile foundation (2).
8. The pile foundation static load test detection device according to claim 1, wherein: the front surface of the carrying plate (12) is fixedly provided with a level bar.
CN202321207944.7U 2023-05-18 2023-05-18 Pile foundation static load test detection device Active CN219753327U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321207944.7U CN219753327U (en) 2023-05-18 2023-05-18 Pile foundation static load test detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321207944.7U CN219753327U (en) 2023-05-18 2023-05-18 Pile foundation static load test detection device

Publications (1)

Publication Number Publication Date
CN219753327U true CN219753327U (en) 2023-09-26

Family

ID=88077735

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321207944.7U Active CN219753327U (en) 2023-05-18 2023-05-18 Pile foundation static load test detection device

Country Status (1)

Country Link
CN (1) CN219753327U (en)

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