CN218861618U

CN218861618U - Pile foundation uplift resistance detection device

Info

Publication number: CN218861618U
Application number: CN202222427246.XU
Authority: CN
Inventors: 张硕; 赵鑫成; 张宝磊; 马延明
Original assignee: Henan Chengxin Geotechnical Engineering Survey And Design Co ltd
Current assignee: Henan Chengxin Geotechnical Engineering Survey And Design Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-04-14
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a pile foundation resistance to plucking performance detection device relates to pile foundation resistance to plucking performance detection technical field, including the supporting leg, the inside fixedly connected with link of supporting leg, the last surface mounting of link has the jack, pressure sensor is installed to the output of jack, pressure sensor's last fixed surface is connected with the connecting plate, the lower fixed surface of connecting plate is connected with the connecting rod, the lower extreme fixedly connected with connecting block of connecting rod, the last surface mounting of connecting block has the motor, the lower surface sliding connection of connecting block has the movable block, the lower fixed surface of movable block is connected with presss from both sides tight piece, the side-mounting of supporting leg has the control display, the control display passes through the wire respectively with pressure sensor and motor electric connection, the utility model discloses a setting of pressing from both sides tight piece and motor has reached the purpose that improves work efficiency, through the setting of hydraulic electric telescopic handle, flexible leg and supporting legs, reached the purpose of being convenient for leveling detection device.

Description

Pile foundation uplift resistance detection device

Technical Field

The utility model relates to a pile foundation resistance to plucking performance detects technical field, specifically is pile foundation resistance to plucking performance detection device.

Background

The pile foundation is a general term for a deep foundation consisting of piles and pile bearing platforms (simply referred to as bearing platforms) connecting pile tops or a single-pile foundation consisting of columns and pile foundations. The pile foundation can be roughly divided into a friction pile and a bearing pile according to the stress principle of the foundation, and can be divided into a precast pile and a cast-in-place pile according to the construction mode, along with the rapid development of the building industry, the pile foundation is widely applied to high-rise buildings, the stability of the high-rise buildings is ensured, but in the construction process of the pile foundation, the uplift resistance detection needs to be carried out on the pile foundation so as to ensure whether the quality of the pile foundation meets the design and use requirements, and the quality of the building engineering is greatly determined.

At present, current pile foundation resistance to plucking performance detection device often uses on the workplace, but in the use, need artificial link with detection device to be connected fixedly with the pile foundation, it is comparatively troublesome to press from both sides tight fixed process, there is the shortcoming of lower efficiency, and the interior ground unevenness around some pile foundations of building site, in order to guarantee the accuracy of detected data, need cushion the supporting shoe below the detection device supporting leg, be used for guaranteeing that detection device is in the horizontality, and current detection device has the shortcoming of the leveling of not being convenient for.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a pile foundation resistance to plucking performance detection device has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: pile foundation resistance to plucking performance detection device, including the supporting leg, the inside fixedly connected with link of supporting leg, the last surface mounting of link has the jack, pressure sensor is installed to the output of jack, pressure sensor's last fixed surface is connected with the connecting plate, the lower fixed surface of connecting plate is connected with the connecting rod, the lower extreme fixedly connected with connecting block of connecting rod, the last surface mounting of connecting block has the motor, the lower surface sliding connection of connecting block has the movable block, the lower fixed surface of movable block is connected with presss from both sides tight piece, the side-mounting of supporting leg has the control display, the control display passes through the wire respectively with pressure sensor and motor electric connection, the cavity has been seted up to the inside of supporting leg below, hydraulic electric telescopic handle is installed to the interior roof of cavity, hydraulic electric telescopic handle's flexible end fixedly connected with flexible leg, the lower fixed surface of flexible leg is connected with the supporting legs.

Optionally, the number of the jacks is two, the jacks are symmetrically distributed on the lower surface of the pressure sensor, the through holes are formed in the surface of the connecting frame, the connecting rods are connected to the surfaces of the through holes in a sliding mode, and the connecting rods and the through holes are two and symmetrically distributed on the surface of the connecting frame.

Optionally, a first chute is formed in the lower surface of the connecting block, a first lead screw is rotatably connected to the right end wall of the first chute through a bearing, a second lead screw is rotatably connected to the left end wall of the first chute through a bearing, a first chute is formed in the inner top wall of the first chute, a moving block is in threaded connection with the surfaces of the first lead screw and the second lead screw, a sliding block is fixedly connected to the upper surface of the moving block, and a sliding block is slidably connected to the surface of the second chute.

Optionally, the output end of the motor is fixedly connected with a first helical gear, a bearing is arranged at the joint of the output end of the motor and the upper surface of the connecting block, the surface of the first helical gear is in transmission connection with a second helical gear and a third helical gear, one end of the first lead screw is fixedly connected with a second helical gear, one end of the second lead screw is fixedly connected with a third helical gear, the surface of the middle part of the first chute is fixedly connected with a supporting block, and the surface of the supporting block is rotatably connected with the first lead screw and the second lead screw through the bearing.

Optionally, the inner side surface of the clamping block is provided with an anti-slip block, the surface of the anti-slip block is provided with a plurality of protruding particles, and the protruding particles are distributed in a rectangular array.

Optionally, a slide is arranged on the inner side wall of the cavity, connecting pieces are fixedly connected to two side faces of the telescopic legs, idler wheels are rotatably connected to the inner sides of the connecting pieces, and idler wheels are slidably connected to the surfaces of the slide.

Optionally, a lifting controller is installed on the side face of the supporting leg, the lifting controller is electrically connected with the hydraulic electric telescopic rod through a lead, and the electric equipment of the device is electrically connected with an external power supply.

Optionally, the number of the hydraulic electric telescopic rods, the lifting controller, the telescopic legs and the supporting legs is four and the hydraulic electric telescopic rods, the lifting controller, the telescopic legs and the supporting legs are distributed on the four supporting legs.

(III) advantageous effects

The utility model provides a pile foundation resistance to plucking performance detection device possesses following beneficial effect:

1. this pile foundation resistance to plucking capability test, through the setting of pressing from both sides tight piece and motor, make this pile foundation resistance to plucking capability test possess the effect of the centre gripping pile foundation of being convenient for, in use, move check out test set directly over the pile foundation, it is good to fix four supporting legs, at this moment through opening the motor, the motor drives first helical gear and rotates, and then drive second helical gear and third helical gear rotation simultaneously, second helical gear pivoted drives first lead screw simultaneously and rotates, and then make the sliding surface of first lead screw surface threaded connection's movable block at first spout, the synchronous mirror motion is done with the movable block on first lead screw surface to the movable block on second lead screw surface like this, and then played the effect that makes two tight pieces of clamp synchronous inside or outside motion, inwards or outside through two movable blocks of motor control, make this detection device possess the effect that the pile foundation was pressed from both sides tightly fast or loosened, the purpose of improving work efficiency has been reached.

2. This pile foundation resistance to plucking performance detects, through hydraulic pressure electric telescopic handle, the setting of flexible leg and supporting legs, make this pile foundation resistance to plucking performance detect the effect that has possessed the length of adjusting each supporting leg, in the use, when meetting not the plane around the pile foundation, the flexible length of the flexible end of hydraulic pressure electric telescopic handle can be controlled through the lift controller of every supporting leg side this moment, flexible end through hydraulic pressure electric telescopic handle, the gyro wheel that makes flexible leg side is at the surface slip of slide, and then make the supporting legs stretch out and draw back at the lower surface of supporting leg, the staff can be according to the position height that four supporting legs located, adjust alone, the effect of adjusting the supporting leg height has been played, the purpose of the leveling detection device of being convenient for has been reached.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a schematic structural view of a front view section of the connection frame of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 according to the present invention;

FIG. 4 is a right-side view of the present invention;

FIG. 5 is a schematic structural view of a front section of the support leg of the present invention;

fig. 6 is a schematic structural diagram of the present invention at B in fig. 5.

In the figure: 1. supporting legs; 2. a connecting frame; 3. a jack; 4. a pressure sensor; 5. a connecting plate; 6. a connecting rod; 61. a through hole; 7. connecting blocks; 71. a first chute; 72. a second chute; 8. a first lead screw; 9. a second lead screw; 10. a moving block; 101. a slider; 11. a clamping block; 12. anti-skid blocks; 13. a motor; 14. a first helical gear; 15. a second helical gear; 16. a third bevel gear; 17. a supporting block; 18. controlling the display; 19. a cavity; 191. a slideway; 20. a hydraulic electric telescopic rod; 201. a lifting controller; 21. a telescopic leg; 211. a connecting member; 212. a roller; 22. support the feet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1 to 3, the present invention provides a technical solution: the device for detecting the anti-pulling performance of the pile foundation comprises a supporting leg 1, a connecting frame 2 is fixedly connected inside the supporting leg 1, jacks 3 are mounted on the upper surface of the connecting frame 2, a pressure sensor 4 is mounted at the output end of each jack 3, a connecting plate 5 is fixedly connected to the upper surface of each pressure sensor 4, connecting rods 6 are fixedly connected to the lower surface of each connecting plate 5, the number of the jacks 3 is two, the jacks are symmetrically distributed on the lower surface of each pressure sensor 4, through holes 61 are formed in the surface of the connecting frame 2, connecting rods 6 are connected to the surface of the through holes 61 in a sliding manner, the number of the connecting rods 6 and the number of the through holes 61 are both two and are symmetrically distributed on the surface of the connecting frame 2, a connecting block 7 is fixedly connected to the lower end of each connecting rod 6, a motor 13 is mounted on the upper surface of the corresponding connecting block 7, a moving block 10 is connected to the lower surface of the corresponding connecting block 7 in a sliding manner, a clamping block 11 is fixedly connected to the lower surface of each moving block 10, a first sliding groove 71 is formed in the lower surface of the corresponding connecting block 7, a second sliding manner that the right end wall of the corresponding first sliding groove 71 is rotatably connected to a corresponding helical gear 8 through a bearing, a second helical gear 14 is rotatably connected to the left end wall of the corresponding first sliding block 71, a top wall of the corresponding helical gear, a second helical gear 14, a top wall of the corresponding helical gear 14, a corresponding helical gear 14 is fixedly connected to the corresponding helical gear 14, a top wall of the corresponding helical gear 14, a corresponding helical gear 14, and a corresponding helical gear 14, a corresponding top wall of the corresponding helical gear 14, a corresponding helical gear 14, and a corresponding helical gear 14 is fixedly connected to the top wall of the corresponding helical gear 14, and a corresponding top wall of the corresponding helical gear 14, the corresponding top wall of the corresponding helical gear 14, the fixed surface at first spout 71 middle part is connected with supporting shoe 17, and the surface of supporting shoe 17 rotates through the bearing and is connected with first lead screw 8 and second lead screw 9, and the medial surface of pressing from both sides tight piece 11 is provided with non slipping spur 12, and the surface of non slipping spur 12 is provided with the protruding granule of a plurality of, and protruding granule is rectangular array and distributes, and the side-mounting of supporting leg 1 has control display 18, control display 18 pass through the wire respectively with pressure sensor 4 and motor 13 electric connection.

During the use, move the check out test set to the pile foundation directly over, fix four supporting legs 1, through opening motor 13 this moment, motor 13 drives first helical gear 14 and rotates, and then drive second helical gear 15 and third helical gear 16 simultaneously and rotate, second helical gear 15 drives first lead screw 8 simultaneously and rotates, and then make the surperficial threaded connection's of first lead screw movable block 10 at the surface slip of first spout 71, the synchronous mirror motion is made with the movable block 10 on first lead screw 8 surface to the movable block 10 on second lead screw 9 surface in the same way, and then played the effect that makes two clamp tight pieces 11 synchronous inwards or outwards move, inwards or outwards move through motor 13 control two movable blocks 10, make this detection device possess the effect of tight or unclamp the pile foundation, reached the mesh that improves work efficiency.

Example 2

Referring to fig. 4 to 6, the present invention provides a technical solution: cavity 19 has been seted up to the inside of supporting leg 1 below, hydraulic electric telescopic handle 20 is installed to the interior roof of cavity 19, hydraulic electric telescopic handle 20's flexible fixedly connected with flexible leg 21, the lower fixed surface of flexible leg 21 is connected with supporting legs 22, slide 191 has been seted up to the inside wall of cavity 19, the both sides face fixedly connected with connecting piece 211 of flexible leg 21, the inboard rotation of connecting piece 211 is connected with gyro wheel 212, the surface sliding connection of slide 191 has gyro wheel 212, the side-mounting of supporting leg 1 has lift controller 201, lift controller 201 passes through wire and 20 electric connection of hydraulic electric telescopic handle, the consumer and the external power source electric connection of this device, hydraulic electric telescopic handle 20, lift controller 201, the quantity of flexible leg 21 and supporting legs 22 is four and distributes on four supporting legs 1.

During the use, when meeting the pile foundation when not being the plane on every side, can control the flexible length of the flexible end of hydraulic electric telescopic handle 20 through the lift controller 201 of every supporting leg 1 side this moment, through the flexible end of hydraulic electric telescopic handle 20 flexible, make the gyro wheel 212 of flexible leg 21 side slide on the surface of slide 191, and then make supporting legs 22 stretch out and draw back at the lower surface of supporting leg 1, the staff can be according to the position height that four supporting legs 1 located, adjust alone, the effect of adjusting supporting leg 1 height has been played, the purpose of being convenient for leveling detection device has been reached.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Pile foundation resistance to plucking performance detection device, including supporting leg (1), its characterized in that: the utility model discloses a hydraulic support leg, including supporting leg (1), the inside fixedly connected with link (2) of supporting leg (1), the last fixed surface of link (2) installs jack (3), pressure sensor (4) are installed to the output of jack (3), the last fixed surface of pressure sensor (4) is connected with connecting plate (5), the lower fixed surface of connecting plate (5) is connected with connecting rod (6), the lower extreme fixedly connected with connecting block (7) of connecting rod (6), the last surface mounting of connecting block (7) has motor (13), the lower surface sliding connection of connecting block (7) has movable block (10), the lower fixed surface of movable block (10) is connected with tight piece (11) of clamp, the side-mounting of supporting leg (1) has control display (18), control display (18) pass through the wire respectively with pressure sensor (4) and motor (13) electric connection, cavity (19) have been seted up to the inside of supporting leg (1) below, hydraulic electric telescopic handle (20) are installed to the interior roof of cavity (19), the telescopic connection of hydraulic electric telescopic handle (20) has telescopic leg (21), the lower fixed connection of telescopic leg (21) has fixed surface fixed connection supporting leg (22).

2. The pile foundation uplift resistance detection device according to claim 1, characterized in that: the quantity of jack (3) is two, and the symmetric distribution is at the lower surface of pressure sensor (4), through-hole (61) have been seted up on the surface of link (2), the surperficial sliding connection of through-hole (61) has connecting rod (6), the quantity of connecting rod (6) and through-hole (61) is two and the symmetric distribution is on the surface of link (2).

3. The pile foundation uplift resistance detection device according to claim 1, wherein: the lower surface of the connecting block (7) is provided with a first sliding groove (71), the right end wall of the first sliding groove (71) is rotatably connected with a first lead screw (8) through a bearing, the left end wall of the first sliding groove (71) is rotatably connected with a second lead screw (9) through a bearing, the inner top wall of the first sliding groove (71) is provided with the first sliding groove (71), the surfaces of the first lead screw (8) and the second lead screw (9) are both in threaded connection with a moving block (10), the upper surface of the moving block (10) is fixedly connected with a sliding block (101), and the sliding block (101) is slidably connected to the surface of the second sliding groove (72).

4. The pile foundation uplift resistance detection device according to claim 3, wherein: the output end of the motor (13) is fixedly connected with the first helical gear (14), a bearing is arranged at the joint of the output end of the motor (13) and the upper surface of the connecting block (7), the surface of the first helical gear (14) is connected with the second helical gear (15) and the third helical gear (16), the one end of the first lead screw (8) is fixedly connected with the second helical gear (15), the one end of the second lead screw (9) is fixedly connected with the third helical gear (16), the surface of the middle part of the first sliding groove (71) is fixedly connected with the supporting block (17), and the surface of the supporting block (17) is rotatably connected with the first lead screw (8) and the second lead screw (9) through the bearing.

5. The pile foundation uplift resistance detection device according to claim 1, characterized in that: the anti-skidding clamping device is characterized in that anti-skidding blocks (12) are arranged on the inner side faces of the clamping blocks (11), a plurality of protruding particles are arranged on the surfaces of the anti-skidding blocks (12), and the protruding particles are distributed in a rectangular array.

6. The pile foundation uplift resistance detection device according to claim 1, characterized in that: slide (191) have been seted up to the inside wall of cavity (19), the both sides face fixedly connected with connecting piece (211) of flexible leg (21), the inboard of connecting piece (211) is rotated and is connected with gyro wheel (212), the surperficial sliding connection of slide (191) has gyro wheel (212).

7. The pile foundation uplift resistance detection device according to claim 1, wherein: the side-mounting of supporting leg (1) has lift controller (201), lift controller (201) passes through wire and hydraulic pressure electric telescopic rod (20) electric connection.

8. The pile foundation uplift resistance detection device according to claim 1, wherein: the hydraulic electric telescopic rods (20), the lifting controller (201), the telescopic legs (21) and the supporting legs (22) are four in number and distributed on the four supporting legs (1).