CN215726959U

CN215726959U - Hydraulic and hydroelectric engineering ground rock test detects device of fetching earth

Info

Publication number: CN215726959U
Application number: CN202122188377.2U
Authority: CN
Inventors: 王永杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-02-01
Anticipated expiration: 2031-09-10

Abstract

The utility model belongs to the technical field of hydraulic and hydroelectric engineering, and particularly relates to a soil sampling device for ground geotechnical test detection of hydraulic and hydroelectric engineering. The soil sampling device is reasonable in design, simple to operate and good in applicability, not only is convenient for soil to be discharged from the inner drill cylinder, but also can effectively keep the integrity of a soil sample, and is convenient to move and use.

Description

Hydraulic and hydroelectric engineering ground rock test detects device of fetching earth

Technical Field

The utility model relates to the technical field of hydraulic and hydroelectric engineering, in particular to a device for detecting and taking soil for a geotechnical test of a hydraulic and hydroelectric engineering foundation.

Background

In the construction process of the hydraulic and hydroelectric engineering, the soil body at the position of the foundation is sampled and analyzed firstly, then the construction scheme is determined, and the soil body sampling device is needed in the process of sampling the soil body, but the existing soil sampling device can cause certain disturbance to a soil body sample when soil sampling operation is carried out, and meanwhile, the soil body is taken out from the ground and is easy to clamp in a drill cylinder, so that the soil body is inconvenient to discharge, and the integrity of the soil body sample is difficult to ensure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art and provides a device for detecting and taking soil for a foundation geotechnical test of hydraulic and hydroelectric engineering.

The technical purpose of the utility model is realized by the following technical scheme: a soil sampling device for testing and detecting foundation and rock soil of hydraulic and hydroelectric engineering comprises a base, wherein vertical plates are fixedly arranged on two sides of the top of the base, one top plate is fixedly arranged on one side, close to each other, of the two vertical plates, a hydraulic push rod is fixedly arranged on the top plate, rectangular openings are formed in the two vertical plates, one lifting plate is slidably arranged in the two rectangular openings, the bottom end of the hydraulic push rod is fixedly connected with the lifting plate, a U-shaped frame is fixedly arranged on the bottom side of the lifting plate, a driving motor is fixedly arranged on the top side of the lifting plate, a hollow cylinder is rotatably arranged on the U-shaped frame, an output shaft of the driving motor extends to the lower side of the lifting plate and is fixedly connected with the hollow cylinder, a hollow plate is fixedly arranged on the bottom end of the hollow cylinder, an outer drill cylinder is fixedly arranged on the bottom side of the hollow plate, an inner drill cylinder is slidably arranged in the outer drill cylinder, sliding mounting has the catch bar on the inner wall of outer drill tube, the bottom side fixed mounting of catch bar has the catch bar, and the catch bar is kept away from the one end of catch bar and is contacted with the top of interior drill tube, sliding mounting has the bottom of two montants on the roof and all extends to in the outer drill tube and contacts with the top side of catch bar, the four corners of base all is provided with supporting mechanism.

Preferably, a piston plate is slidably mounted in the hollow cylinder, two elastic pull ropes are fixedly mounted on the bottom side of the piston plate, two guide wheels are rotatably mounted in the hollow plate, one ends of the two elastic pull ropes, which are far away from the piston plate, extend into the outer drill cylinder and are fixedly connected with the inner drill cylinder, and the two elastic pull ropes are respectively contacted with the corresponding guide wheels.

Preferably, the top of two montants all extends to the top of roof and fixed mounting has same limiting plate, rotate on the limiting plate and install fixation screw, fixation screw's top fixed mounting has the knob, the screw has been seted up to the top side of roof, the one end screw thread that the knob was kept away from to fixation screw is installed in the screw.

Preferably, equal vertical fixed mounting has the guide bar in two rectangle mouths, two slide holes have been seted up on the lifter plate, and the lifter plate passes through two slide holes and the guide bar sliding connection that corresponds.

Preferably, the four corners of the bottom of the base are provided with movable wheels, and the movable wheels are provided with two mud scrapers.

Preferably, the inner drilling barrel is divided into a left half barrel and a right half barrel, the left half barrel and the right half barrel are rotatably provided with the same rotating shaft, the inner wall of the outer drilling barrel is provided with two guide grooves, and the front end and the rear end of the rotating shaft are respectively connected with the corresponding guide grooves in a sliding manner.

Preferably, the supporting mechanism comprises an adjusting screw rod, a supporting plate, a rotating disc and a handle rod, the adjusting screw rod is installed on the base in a threaded mode, the rotating disc and the supporting plate are fixedly installed at the top end and the bottom end of the adjusting screw rod respectively, and the handle rod is fixedly installed on the top side of the rotating disc.

The utility model has the beneficial effects that: in the utility model, the hollow cylinder is driven by the driving motor to rotate the hollow plate and the outer drilling cylinder, the inner drilling cylinder is synchronously rotated, the lifting plate is pushed by the hydraulic push rod to move downwards to control the outer drilling cylinder to drill soil, the lifting plate is pulled upwards by the hydraulic push rod to control the outer drilling cylinder to move upwards after drilling, the push plate drives the push rod to push the inner drilling cylinder under the action of two vertical rods in the process of moving upwards, so that the inner drilling cylinder moves downwards relative to the outer drilling cylinder, the piston plate is pulled to move downwards by the elastic pull rope and a negative pressure area is formed above the piston plate, an upward force is applied to the left half cylinder and the right half cylinder under the action of the piston plate and the elastic pull rope, the inner drilling cylinder can keep stable downward movement relative to the outer drilling cylinder under the action of the rotating shaft and the guide groove, when the inner drilling cylinder is close to the bottom of the outer drilling cylinder, half a section of thick bamboo on a left side and half a section of thick bamboo on the right side are the state of opening based on the pivot is the centre of a circle under the pulling force of elasticity stay cord to can discharge the soil body, the integrality that simultaneously can effectual assurance soil body is convenient for adjust and the altitude mixture control the device through supporting mechanism, and the device of being convenient for simultaneously removes under the effect of removing the wheel, thereby can effectual improvement the device's suitability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic perspective view of a device for testing and taking out soil for a hydraulic and hydroelectric engineering foundation geotechnical test, which is provided by the utility model;

FIG. 2 is a schematic cross-sectional structure view of a device for testing and taking out soil for foundation geotechnical tests of hydraulic and hydroelectric engineering, which is provided by the utility model;

FIG. 3 is a schematic structural view of part A of a hydraulic and hydroelectric engineering foundation geotechnical test detection soil sampling device provided by the utility model;

FIG. 4 is a schematic structural diagram of a part B of the device for detecting and taking out soil for a foundation geotechnical test of hydraulic and hydroelectric engineering, which is provided by the utility model;

FIG. 5 is a schematic cross-sectional view of a hollow cylinder portion according to the present invention;

fig. 6 is a schematic top view of the pushing plate according to the present invention.

In the figure: 1. a base; 2. a vertical plate; 3. a top plate; 4. a hydraulic push rod; 5. a rectangular opening; 6. a guide bar; 7. a lifting plate; 8. a U-shaped frame; 9. a drive motor; 10. a hollow cylinder; 11. a hollow slab; 12. an outer drill cylinder; 13. an inner drill cylinder; 14. a push plate; 15. a push rod; 16. a vertical rod; 17. a limiting plate; 18. a piston plate; 19. an elastic pull rope.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

Referring to fig. 1-6, a device for detecting and taking soil for a foundation geotechnical test of hydraulic and hydroelectric engineering, comprising a base 1, wherein vertical plates 2 are fixedly arranged on both sides of the top of the base 1, a same top plate 3 is fixedly arranged on the top of one side, close to each other, of the two vertical plates 2, a hydraulic push rod 4 is fixedly arranged on the top plate 3, rectangular ports 5 are respectively arranged on the two vertical plates 2, a same lifting plate 7 is slidably arranged in the two rectangular ports 5, the bottom end of the hydraulic push rod 4 is fixedly connected with the lifting plate 7, a U-shaped frame 8 is fixedly arranged on the bottom side of the lifting plate 7, a driving motor 9 is fixedly arranged on the top side of the lifting plate 7, a hollow cylinder 10 is rotatably arranged on the U-shaped frame 8, an output shaft of the driving motor 9 extends to the lower part of the lifting plate 7 and is fixedly connected with the hollow cylinder 10, a hollow plate 11 is fixedly arranged at the bottom end of the hollow cylinder 10, an outer drill cylinder 12 is fixedly arranged on the bottom side of the hollow plate 11, an inner drill barrel 13 is slidably mounted in the outer drill barrel 12, a push plate 14 is slidably mounted on the inner wall of the outer drill barrel 12, a push rod 15 is fixedly mounted on the bottom side of the push plate 14, one end, far away from the push plate 14, of the push rod 15 is in contact with the top of the inner drill barrel 13, the bottom end, far away from the push plate 14, of two vertical rods 16 is slidably mounted on the top plate 3, the bottom end of each vertical rod extends into the outer drill barrel 12 and is in contact with the top side of the push plate 14, and supporting mechanisms are arranged at four corners of the base 1.

In this embodiment, slidable mounting has piston plate 18 in hollow cylinder 10, the bottom side fixed mounting of piston plate 18 has two elasticity stay cords 19, hollow plate 11 internal rotation installs two leading wheels, two elasticity stay cords 19 keep away from the one end of piston plate 18 extend to outer drill pipe 12 in and with interior drill pipe 13 fixed connection, and two elasticity stay cords 19 contact with the leading wheel that corresponds respectively, can stimulate interior drill pipe 13 through piston plate 18 and elasticity stay cord 19 and upwards slide along the inner wall of outer drill pipe 12, thereby can avoid interior drill pipe 13 to follow the interior slippage of outer drill pipe 12, can lead two elasticity stay cords 19 under the effect of two leading wheels simultaneously, thereby can avoid elasticity stay cord 19 to appear abnormal wear.

In this embodiment, the top of two montants 16 all extends to the top of roof 3 and fixed mounting has same limiting plate 17, rotates on the limiting plate 17 and installs fixing screw, fixing screw's top fixed mounting has the knob, and the screw has been seted up on the top side of roof 3, and fixing screw keeps away from one end screw thread of knob and installs in the screw, can rotate fixing screw and make its screw thread install in the screw through the knob to can fix limiting plate 17.

In this embodiment, equal vertical fixed mounting has guide bar 6 in two rectangle mouths 5, has seted up two slide holes on the lifter plate 7, and the lifter plate 7 through two slide holes and 6 sliding connection of guide bar that correspond, can lead lifter plate 7 through guide bar 6 to can make its slip along rectangle mouth 5 remain stable.

In this embodiment, the bottom four corners of base 1 all is provided with removes the wheel, and removes to take turns to be provided with two mudboards, takes turns the device of being convenient for through removing and removes, can avoid moving the wheel and being blocked by mud when muddy removal simultaneously through the mudboard.

In this embodiment, interior bore a section of thick bamboo 13 and divide into half a left section of thick bamboo and half a right section of thick bamboo, rotate on half a left side and the half a right section of thick bamboo and install same pivot, two guide ways have been seted up on the inner wall of a section of thick bamboo 12 of boring outward, both ends respectively with the guide way sliding connection that corresponds around the pivot, it is convenient for discharge the soil body of sample to half a left section of thick bamboo and half a right section of thick bamboo through setting up the components of a whole that can function independently of interior bore a section of thick bamboo 13 into half a left side and half a right section of thick bamboo, can improve the integrality of soil sample simultaneously, half a left side and half a right section of thick bamboo of being convenient for expand under the cooperation of guide way and pivot simultaneously, and can guarantee half a left side and half a right section of thick bamboo and keep stable slip along the inner wall of a section of boring outward 12.

In this embodiment, supporting mechanism includes accommodate the lead screw, backup pad, rolling disc and handle bar, and accommodate the lead screw thread mounting is on base 1, and rolling disc and backup pad fixed mounting are respectively in accommodate the lead screw's top and bottom, and handle bar fixed mounting is in the top side of rolling disc, can provide stable support to the device through supporting mechanism, can adjust the height of the device as required simultaneously, and can make the device use in place that is not flat enough.

The working principle is as follows: when the device is used, firstly, the device is moved to a position needing sampling under the cooperation of the moving wheels, then the adjusting screw rod drives the supporting plate to be contacted with the ground by rotating the rotating disc through the handle rod, so that the device can be stably supported, the power supply is switched on, the driving motor 9 is started, the driving motor 9 drives the outer drilling barrel 12 to rotate through each hollow plate 11 of the hollow barrel 10, so that the inner drilling barrel 13 is driven to synchronously rotate, the lifting plate 7 is pushed downwards through the hydraulic push rod 4, so that the outer drilling barrel 12 and the inner drilling barrel 13 synchronously move downwards and drill soil, after drilling is finished, the lifting plate 7 is controlled through the hydraulic push rod 4 to enable the outer drilling barrel 12 and the inner drilling barrel 13 to move upwards, in the process of moving upwards, the push plate 14 is pushed under the action of the two vertical rods 16 so that the push rod 15 pushes the inner drilling barrel 13 downwards, and simultaneously, the piston plate 18 is pulled to slide downwards along the inner wall of the hollow barrel 10 under the action of the elastic pull rope 19, the top of piston plate 18 forms the negative pressure for elastic stay cord 19 applies an ascending pulling force respectively to the left half section of thick bamboo and the right half section of thick bamboo of interior drill section of thick bamboo 13, when montant 16 pushed away interior drill section of thick bamboo 13 to the bottom that is close outer drill section of thick bamboo 12, makes the bottom of left half section of thick bamboo and right half section of thick bamboo open to both sides based on the pivot is the centre of a circle under the effect of elastic stay cord 19 pulling force, thereby can emit the sample soil, can not only be convenient for discharge the sample soil, can effectually guarantee the integrality of sample soil simultaneously.

The device for detecting and taking soil for the foundation geotechnical test of the hydraulic and hydroelectric engineering is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are set forth only to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The soil sampling device for the foundation rock test detection of the hydraulic and hydroelectric engineering comprises a base (1) and is characterized in that vertical plates (2) are fixedly mounted on two sides of the top of the base (1), one top of one side, close to each other, of the two vertical plates (2) is fixedly mounted with a same top plate (3), a hydraulic push rod (4) is fixedly mounted on the top plate (3), rectangular openings (5) are formed in the two vertical plates (2), a same lifting plate (7) is slidably mounted in the two rectangular openings (5), the bottom end of the hydraulic push rod (4) is fixedly connected with the lifting plate (7), a U-shaped frame (8) is fixedly mounted on the bottom side of the lifting plate (7), a driving motor (9) is fixedly mounted on the top side of the lifting plate (7), a hollow cylinder (10) is rotatably mounted on the U-shaped frame (8), an output shaft of the driving motor (9) extends to the lower portion of the lifting plate (7) and is fixedly connected with the hollow cylinder (10), the bottom fixed mounting of hollow section of thick bamboo (10) has hollow slab (11), the bottom side fixed mounting of hollow slab (11) has outer drill tube (12), outer drill tube (12) slidable mounting has interior drill tube (13), slidable mounting has catch bar (14) on the inner wall of outer drill tube (12), the bottom side fixed mounting of catch bar (14) has catch bar (15), and catch bar (15) keep away from the one end of catch bar (14) and the top of interior drill tube (13) and contact, slidable mounting has the bottom of two montants (16) on roof (3) and all extends to in outer drill tube (12) and contacts with the top side of catch bar (14), the four corners of base (1) all is provided with supporting mechanism.

2. The hydraulic and hydroelectric engineering ground geotechnical test detects device of fetching earth of claim 1, characterized in that: the hollow drill bit is characterized in that a piston plate (18) is slidably mounted in the hollow cylinder (10), two elastic pull ropes (19) are fixedly mounted on the bottom side of the piston plate (18), two guide wheels are rotatably mounted in the hollow plate (11), one ends, far away from the piston plate (18), of the two elastic pull ropes (19) extend into the outer drill cylinder (12) and are fixedly connected with the inner drill cylinder (13), and the two elastic pull ropes (19) are respectively in contact with the corresponding guide wheels.

3. The hydraulic and hydroelectric engineering ground geotechnical test detects device of fetching earth of claim 1, characterized in that: the top of two montants (16) all extends to the top of roof (3) and fixed mounting has same limiting plate (17), rotate on limiting plate (17) and install fixation screw, fixation screw's top fixed mounting has the knob, the screw has been seted up to the top side of roof (3), the one end screw thread that the knob was kept away from to fixation screw is installed in the screw.

4. The hydraulic and hydroelectric engineering ground geotechnical test detects device of fetching earth of claim 1, characterized in that: equal vertical fixed mounting has guide bar (6) in two rectangle mouths (5), seted up two slide holes on lifter plate (7), and lifter plate (7) through two slide holes and guide bar (6) sliding connection that correspond.

5. The hydraulic and hydroelectric engineering ground geotechnical test detects device of fetching earth of claim 1, characterized in that: the bottom four corners of base (1) all are provided with removes the wheel, and remove and take turns to and be provided with two mud scrapers.

6. The hydraulic and hydroelectric engineering ground geotechnical test detects device of fetching earth of claim 1, characterized in that: interior bore a section of thick bamboo (13) divide into half a section of thick bamboo on the left side and half a section of thick bamboo on the right side, rotate on half a section of thick bamboo on the left side and half a section of thick bamboo on the right side and install same pivot, two guide ways have been seted up on the inner wall of boring a section of thick bamboo (12) outward, both ends respectively with the guide way sliding connection that corresponds around the pivot.

7. The hydraulic and hydroelectric engineering ground geotechnical test detects device of fetching earth of claim 1, characterized in that: the supporting mechanism comprises an adjusting screw rod, a supporting plate, a rotating disc and a handle rod, the adjusting screw rod is installed on the base (1) in a threaded mode, the rotating disc and the supporting plate are fixedly installed at the top end and the bottom end of the adjusting screw rod respectively, and the handle rod is fixedly installed on the top side of the rotating disc.