CN112660553A - Undisturbed soil sample conveying device - Google Patents

Undisturbed soil sample conveying device Download PDF

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Publication number
CN112660553A
CN112660553A CN202011355270.6A CN202011355270A CN112660553A CN 112660553 A CN112660553 A CN 112660553A CN 202011355270 A CN202011355270 A CN 202011355270A CN 112660553 A CN112660553 A CN 112660553A
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China
Prior art keywords
soil sample
self
stabilizing system
axis
axle
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Pending
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CN202011355270.6A
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Chinese (zh)
Inventor
蒋炳楠
余挺
何顺宾
彭文明
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PowerChina Chengdu Engineering Co Ltd
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PowerChina Chengdu Engineering Co Ltd
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Priority to CN202011355270.6A priority Critical patent/CN112660553A/en
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Abstract

The invention relates to the field of soil body permeability coefficient detection devices, in particular to an undisturbed soil sample transportation device for reducing the disturbance degree of an undisturbed soil sample in transportation under complex road conditions, which comprises a box body and a soil sample barrel, wherein a three-axis stabilizing system is arranged in the box body, and is defined as follows: the box advancing direction is the X axle direction, and with X axle direction at same horizontal plane and with X axle direction vertically direction be the Y axle direction, be Z axle direction with the equal vertically direction of X axle direction and Y axle direction, triaxial stable system includes X axle self-stabilizing system, Y axle self-stabilizing system and Z axle self-stabilizing system, a soil sample section of thick bamboo passes through triaxial stable system is connected with the box inner wall. The invention is particularly suitable for the detection occasion of long-distance conveying of undisturbed soil samples.

Description

Undisturbed soil sample conveying device
Technical Field
The invention relates to the field of undisturbed soil body transportation devices, in particular to an undisturbed soil sample transportation device.
Background
The undisturbed soil is a soil sample which keeps natural water content and natural structure, and can reflect the physical and mechanical characteristics of the soil body most truly. How to keep the original-shape characteristics of the soil sample is a basic work in geotechnical engineering investigation and is also a weak link. Because the road conditions of field exploration are relatively poor, especially in western remote mountain areas, the existing transportation devices mostly adopt vibration isolation materials such as filling sponges, and the like, so that undisturbed soil samples cannot be guaranteed not to be disturbed in the transportation process of complex road conditions, the water content and the structure of the soil samples are damaged, the data distortion of soil tests is caused, the soil property cannot be truly reflected, and the investment, the construction and the safe operation of engineering are greatly influenced.
Disclosure of Invention
The invention aims to solve the technical problem of providing an undisturbed soil sample conveying device for reducing the disturbance degree of an undisturbed soil sample in the conveying process under the complex road condition.
The technical scheme adopted by the invention for solving the technical problems is as follows: undisturbed soil sample conveyer, including box and a soil sample section of thick bamboo, be provided with triaxial stable system in the box, wherein define: the box advancing direction is X axle direction, and is Y axle direction with X axle direction at same horizontal plane and with X axle direction vertically direction, is Z axle direction with the equal vertically direction of X axle direction and Y axle direction, triaxial stable system includes X axle self-stabilizing system, Y axle self-stabilizing system and Z axle self-stabilizing system, and a soil sample section of thick bamboo passes through triaxial stable system is connected with the box inner wall.
Further, the X-axis self-stabilizing system comprises an X-axis axial direction self-stabilizing system and a rotation direction self-stabilizing system around the X-axis.
Further, the X-axis axial direction self-stabilizing system is a horizontal first limiting spring, and the X-axis rotating direction self-stabilizing system is a horizontal first bidirectional rolling bearing.
Further, the Y-axis self-stabilizing system comprises a Y-axis axial direction self-stabilizing system and a Y-axis rotating direction self-stabilizing system.
Further, the Y-axis axial direction self-stabilizing system is a horizontal second limiting spring, and the Y-axis rotating direction self-stabilizing system is a horizontal second bidirectional rolling bearing.
Further, the Z-axis self-stabilizing system comprises a Z-axis axial direction self-stabilizing system and a Z-axis rotating direction self-stabilizing system.
Further, the Z-axis axial direction self-stabilizing system is a vertical limiting spring, and the Z-axis rotating direction self-stabilizing system is a top bidirectional rolling bearing.
Further, the inner wall surface of the soil sample cylinder is provided with a vibration isolation pad.
Furthermore, the top of the soil sample cylinder is provided with a universal electronic level bubble and a vertical limiter.
Furthermore, the lateral wall of the box body is provided with a lateral connecting clamping groove, and the bottom of the box body is provided with a bottom connecting clamping groove.
The invention has the beneficial effects that: the invention utilizes the principle of the gyroscope and the self weight of the soil sample, and effectively reduces the disturbance of the undisturbed soil sample in the transportation process of complex road conditions. The three-dimensional self-stabilization system is arranged, so that the three dimensions of the movement of the soil sample in the transportation process of the complex road condition are limited and self-stabilized, and the rapid and automatic stabilization of the soil sample is realized. The invention is particularly suitable for the detection occasion of long-distance conveying of undisturbed soil samples.
Drawings
Fig. 1 is a front view of the prototype soil specimen transporter.
Fig. 2 is a side view of the native soil sample transporter.
Fig. 3 is a plan view of the prototype soil specimen transporter.
Fig. 4 is a schematic structural view of the top bidirectional rolling bearing.
Fig. 5 is a schematic structural view of the top bidirectional rolling bearing.
Labeled as: the device comprises a box body 1, a triaxial stabilizing system 2, a soil sample cylinder 3, a lateral connecting clamping groove 4, a bottom connecting clamping groove 5, a top bidirectional rolling bearing 6, a rolling body 61, an outer ring 62, an inner connecting body 63, a bearing support 7, a horizontal first support 8, a horizontal first bidirectional rolling bearing 9, a horizontal first limiting spring 10, a horizontal second support 11, a horizontal second bidirectional rolling bearing 12, a horizontal second limiting spring 13, a vertical limiting spring 14, a soil sample cylinder fixer 15, a vibration isolating pad 16, a top cover 17, a vertical limiter 18 and a universal electronic level bubble 19.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the undisturbed soil sample transportation device comprises a box body 1 and a soil sample cylinder 3, wherein a triaxial stabilizing system is arranged in the box body 1, and is defined as follows: the soil sample box comprises a box body 1, and is characterized in that the advancing direction of the box body 1 is an X-axis direction, the advancing direction of the box body is in the same horizontal plane with the X-axis direction, the direction perpendicular to the X-axis direction is a Y-axis direction, the direction perpendicular to the X-axis direction and the Y-axis direction is a Z-axis direction, the three-axis stabilizing system comprises an X-axis self-stabilizing system, a Y-axis self-stabilizing system and a Z-axis self-stabilizing system, and a soil sample cylinder 3 is connected with the inner wall surface of.
In actual use, the three-axis stabilization system comprises an X-axis self-stabilization system, a Y-axis self-stabilization system and a Z-axis self-stabilization system, wherein the X-axis self-stabilization system comprises an X-axis axial direction self-stabilization system and a self-stabilization system rotating around the X axis, the Y-axis self-stabilization system comprises a Y-axis axial direction self-stabilization system and a self-stabilization system rotating around the Y axis, and the Z-axis self-stabilization system comprises a Z-axis axial direction self-stabilization system and a self-stabilization system rotating around the Z axis, so that 6 self-freedom degree constraints are realized. Generally, the X-axis axial direction self-stabilization system is a horizontal first limiting spring 10, the X-axis rotation direction self-stabilization system is a horizontal first bidirectional rolling bearing 9, the Y-axis axial direction self-stabilization system is a horizontal second limiting spring 13, the Y-axis rotation direction self-stabilization system is a horizontal second bidirectional rolling bearing 12, the Z-axis axial direction self-stabilization system is a vertical limiting spring 14, and the Z-axis rotation direction self-stabilization system is a top bidirectional rolling bearing 6. When in actual use, the stable system of the undisturbed soil sample transportation device has the following specific working states: firstly, translating along an X-axis, when a transport carrier accelerates or decelerates along the advancing direction, due to the inertia effect, a soil sample barrel 3 can translate backwards or forwards relative to a box body 1, one side of a spring is retracted and pulled and one side of the spring is pressed under the action of a horizontal first limiting spring 10, and the X-direction translation of the soil sample barrel is limited, so that automatic leveling and stabilization are realized; rotating around an X axis, when one side of the transport carrier is raised to a road condition or heels through a hollow, the box body 1 can rotate around the X axis, and under the self weight of the horizontal second bidirectional rolling bearing 12 and the soil sample, the rotation of the box body 1 cannot influence the soil sample cylinder 3, namely the soil sample cylinder 3 reversely rotates relative to the box body, so that automatic leveling and stabilization are realized; thirdly, translating along the Y axis, when the transport carrier is bent excessively, the soil sample cylinder 3 translates along the Y axis relative to the box body 1 under the action of centrifugal force and inertia, one side of the spring is retracted and pulled and one side of the spring is pressed under the action of a horizontal second limiting spring 13, and the Y-direction translation of the soil sample cylinder 3 is limited, so that automatic leveling and stabilization are realized; and fourthly, the box body 1 rotates around the Y axis when the transport carrier climbs a slope, goes downhill or passes through a rough road. Under the self-weight of the horizontal first bidirectional rolling bearing 9 and the soil sample, the rotation of the box body 1 can not influence the soil sample cylinder 3, namely, the soil sample cylinder 3 rotates reversely relative to the box body, thereby realizing automatic leveling and stabilization; fifthly, translating along the Z axis, when the transport carrier passes through a hollow raised road section, translating the soil sample cylinder 3 along the Z axis relative to the box body 1 under the action of inertia, drawing one side of the spring under the action of a vertical limiting spring 14, pressing one side of the spring, and limiting the Z-direction translation of the soil sample cylinder 3 to realize automatic leveling and stabilization; and sixthly, the box body 1 can rotate around the Z shaft when the transport carrier turns, and the rotation of the box body 1 cannot influence the soil sample cylinder 3 under the dead weight of the top bidirectional rolling bearing 6 and the soil sample, namely, the soil sample cylinder 3 reversely rotates relative to the box body, so that automatic leveling and stabilization are realized. The above is the leveling condition of any one degree of freedom of translation along X, Y, Z shaft and rotation around X, Y, Z shaft under the action of gravity, and in the actual transportation process, the simultaneous movement of 2 degrees of freedom and more is common. However, according to the principle, the device can realize automatic leveling and stabilization no matter what translation or rotation occurs. In consideration of possible abnormality of the device in the using process, the top of the soil sample cylinder is provided with the universal electronic level bubble capable of adjusting the motion limit value, in the transportation process, the motion condition of the level bubble is observed, and the soil sample with jitter exceeding the limit value is recorded. As shown in fig. 4 and 5, the top bidirectional rolling bearing 6 is preferably configured by a rolling body 61, an outer ring 62, and an inner connecting body 63, and the horizontal first bidirectional rolling bearing 9 and the horizontal second bidirectional rolling bearing 12 are preferably configured in accordance with the top bidirectional rolling bearing 6.
In order to obtain a better protection and shock absorption effect, it is preferable that the inner wall surface of the soil sample cylinder 3 is provided with a vibration isolation pad 16. In order to facilitate the buckling connection between the adjacent box bodies 1, a lateral connecting clamping groove 4 is preferably arranged on the outer side wall of each box body 1. In order to conveniently fix the horizontal connections of a plurality of box bodies 1, a bottom connecting clamping groove 5 is preferably arranged at the bottom of the box body 1, so that the corresponding fixation is realized, the combined transportation of a plurality of soil samples and the quick loading and unloading of the soil samples are realized, and the transportation efficiency is improved.
During the in-service use, at first put into the soil sample section of thick bamboo of taking the vibration isolator with original state soil sampling sleeve, the installation top cap compresses tightly sampling sleeve and soil sample section of thick bamboo through vertical stopper. And then according to the sampling direction of the soil sample, the soil sample cylinder 3 is vertically or horizontally placed on the three-shaft stabilizing system 2 and is fixed through the soil sample cylinder fixer 15. Fix the original state soil conveyer on transport carrier through bottom connecting groove 5, when a plurality of soil samples transported simultaneously, adopt side direction connecting groove 4 to carry out the built-up connection to a plurality of conveyer. In terms of specific structure, as shown in fig. 1 to 5, one end of the top bidirectional rolling bearing 6 is connected with the box body 1, and the other end is connected with the force-bearing support 7, and the top bidirectional rolling bearing 6 preferably comprises two outer rings, rolling bodies and an inner connecting rod, wherein the two outer rings are internally connected with the rolling bodies, can freely rotate on the inner connecting rod, and the rotation directions of the two outer rings are not interfered with each other. The top end of the bearing support 7 is connected with the top bidirectional rolling bearing 6, and two sides of the bottom end of the bearing support are respectively connected with a group of horizontal first bidirectional rolling bearings 9. The other end of the horizontal first bidirectional rolling bearing 9 is connected with a group of horizontal first limiting springs 10. The horizontal first limiting spring 10 is embedded in the horizontal first support 8. And two ends of the horizontal first bracket 8 are connected with a horizontal second bracket 11. A group of horizontal second limiting springs 13 are embedded in the horizontal second support 11. One end of the horizontal second limiting spring 13 is connected with the horizontal second bidirectional rolling bearing 12. One end of the horizontal second bidirectional rolling bearing 12 is connected with a vertical limiting spring 14. The vertical limiting spring 14 is embedded in the soil sample cylinder fixing device 15. The soil sample cylinder 3 is connected with the triaxial stabilizing system 2 through a soil sample cylinder fixer 15, a vibration isolation pad 16 is arranged in the soil sample cylinder 3, and the vibration isolation pad 16 is preferably made of vibration isolation materials such as sponge or latex. The top of soil sample cylinder 3 is equipped with openable top cap 17, top cap 17 is equipped with vertical stopper 18 and universal electronic level bubble 19. The vertical stopper 18 can compress the sampling sleeve and the soil sample cylinder 3. The universal electronic level bubble 19 can adjust the motion limit value, observe and reflect the shaking condition of the soil sample after vibration filtering in the transportation process, and can be replaced by the universal level bubble and manual recording.
The invention can greatly reduce the disturbance degree of the undisturbed soil sample in the transportation of complex road conditions, has obvious technical advantages and has wide market popularization prospect.

Claims (10)

1. Undisturbed soil sample conveyer, including box (1) and a soil sample section of thick bamboo (3), its characterized in that: be provided with the triaxial stable system in box (1), wherein define: the box (1) direction of advance is the X axle direction, and is the Y axle direction with X axle direction at same horizontal plane and with X axle direction vertically orientation, is the Z axle direction with the equal vertically orientation of X axle direction and Y axle direction, triaxial stable system includes X axle self-stabilizing system, Y axle self-stabilizing system and Z axle self-stabilizing system, and soil sample section of thick bamboo (3) pass through triaxial stable system is connected with box (1) internal face.
2. The undisturbed soil sample transport of claim 1 wherein: the X-axis self-stabilizing system comprises an X-axis axial direction self-stabilizing system and a self-stabilizing system rotating around the X axis.
3. The undisturbed soil sample transport of claim 2 wherein: the X-axis axial direction self-stabilizing system is a horizontal first limiting spring (10), and the X-axis rotating direction self-stabilizing system is a horizontal first bidirectional rolling bearing (9).
4. The undisturbed soil sample transport of claim 1 wherein: the Y-axis self-stabilizing system comprises a Y-axis axial direction self-stabilizing system and a Y-axis rotating direction self-stabilizing system.
5. The undisturbed soil sample transport of claim 4 wherein: the Y-axis axial direction self-stabilizing system is a horizontal second limiting spring (13), and the Y-axis rotating direction self-stabilizing system is a horizontal second bidirectional rolling bearing (12).
6. The undisturbed soil sample transport of claim 1 wherein: the Z-axis self-stabilizing system comprises a Z-axis axial direction self-stabilizing system and a Z-axis rotating direction self-stabilizing system.
7. The undisturbed soil sample transport of claim 6 wherein: the Z-axis axial direction self-stabilizing system is a vertical limiting spring (14), and the Z-axis rotating direction self-stabilizing system is a top bidirectional rolling bearing (6).
8. An undisturbed soil sample transport means as claimed in any one of claims 1 to 7 wherein: and the inner wall surface of the soil sample cylinder (3) is provided with a vibration isolation pad (16).
9. An undisturbed soil sample transport means as claimed in any one of claims 1 to 7 wherein: the top of the soil sample cylinder (3) is provided with a universal electronic level bubble (19) and a vertical limiter (18).
10. An undisturbed soil sample transport means as claimed in any one of claims 1 to 7 wherein: the lateral wall of the box body (1) is provided with a lateral connecting clamping groove (4), and the bottom of the box body (1) is provided with a bottom connecting clamping groove (5).
CN202011355270.6A 2020-11-26 2020-11-26 Undisturbed soil sample conveying device Pending CN112660553A (en)

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Application Number Priority Date Filing Date Title
CN202011355270.6A CN112660553A (en) 2020-11-26 2020-11-26 Undisturbed soil sample conveying device

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Application Number Priority Date Filing Date Title
CN202011355270.6A CN112660553A (en) 2020-11-26 2020-11-26 Undisturbed soil sample conveying device

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CN112660553A true CN112660553A (en) 2021-04-16

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2059812A (en) * 1979-09-05 1981-04-29 Schmalbach Lubeca Painting can interiors
JP2006016044A (en) * 2004-07-01 2006-01-19 Kawakami Sangyo Co Ltd Spherical packaging container
CN106838109A (en) * 2017-02-21 2017-06-13 安徽工业大学 Three-dimensional shock insulation device based on active mass balance and free gyroscope balance
CN108414686A (en) * 2018-02-06 2018-08-17 太原理工大学 A kind of experimental rig of vertical-lateral non-linear support stiffness of analog basis
CN109863095A (en) * 2016-10-24 2019-06-07 德瑞斯有限公司 Transport container
CN110182467A (en) * 2019-05-29 2019-08-30 京东方科技集团股份有限公司 Takeaway box
CN209846330U (en) * 2019-03-25 2019-12-27 平湖市中村箱包有限公司 Shock attenuation prevents falling suitcase
CN111213634A (en) * 2020-02-06 2020-06-02 上海赛立维生物科技有限公司 Cell transportation device
CN111392216A (en) * 2020-04-22 2020-07-10 中煤西安设计工程有限责任公司 Device for protecting vulnerable undisturbed soil sample

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2059812A (en) * 1979-09-05 1981-04-29 Schmalbach Lubeca Painting can interiors
JP2006016044A (en) * 2004-07-01 2006-01-19 Kawakami Sangyo Co Ltd Spherical packaging container
CN109863095A (en) * 2016-10-24 2019-06-07 德瑞斯有限公司 Transport container
CN106838109A (en) * 2017-02-21 2017-06-13 安徽工业大学 Three-dimensional shock insulation device based on active mass balance and free gyroscope balance
CN108414686A (en) * 2018-02-06 2018-08-17 太原理工大学 A kind of experimental rig of vertical-lateral non-linear support stiffness of analog basis
CN209846330U (en) * 2019-03-25 2019-12-27 平湖市中村箱包有限公司 Shock attenuation prevents falling suitcase
CN110182467A (en) * 2019-05-29 2019-08-30 京东方科技集团股份有限公司 Takeaway box
CN111213634A (en) * 2020-02-06 2020-06-02 上海赛立维生物科技有限公司 Cell transportation device
CN111392216A (en) * 2020-04-22 2020-07-10 中煤西安设计工程有限责任公司 Device for protecting vulnerable undisturbed soil sample

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Application publication date: 20210416