CN210604300U - Simple freely-movable piezometer tube combined seepage device - Google Patents
Simple freely-movable piezometer tube combined seepage device Download PDFInfo
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- CN210604300U CN210604300U CN201920889292.7U CN201920889292U CN210604300U CN 210604300 U CN210604300 U CN 210604300U CN 201920889292 U CN201920889292 U CN 201920889292U CN 210604300 U CN210604300 U CN 210604300U
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- thick bamboo
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Abstract
The utility model provides a simple and easy freely movable pressure-measuring pipe combination seepage flow device, including the flourishing soil section of thick bamboo of opening, at least one rotatable board and at least one pressure-measuring pipe, the flourishing soil section of thick bamboo side of opening is equipped with the vertical length opening of axial extension, rotatable board side is equipped with the rotatable board opening of axial extension, all rotatable boards are closely overlapped in proper order and are established on the flourishing soil section of thick bamboo outer wall of opening, and each rotatable board is rotatable, make rotatable board opening and vertical length opening can align, the pressure-measuring pipe coupling part of each pressure-measuring pipe passes the water injection soil body sample that the interior flourishing soil section of thick bamboo of opening was inserted to rotatable board opening and vertical length opening. The utility model has the advantages that: the position of the pressure measuring pipe can be changed more easily and flexibly, so that pressure water heads with more key sections can be obtained; the pressure measuring tube can be flexibly used in different tests for many times, the instrument is convenient to disassemble, and the test efficiency and the applicability of the pressure measuring tube are improved; a plurality of pressure measuring tubes can be arranged at the same time to measure the pressure head at different positions of the section at the same time.
Description
Technical Field
The utility model relates to a geotechnical test technical field especially relates to a simple and easy can freely remove pressure-measuring pipe combination seepage flow device.
Background
The seepage test of soil is a test for measuring the permeability coefficient of soil, which is an important parameter, and has been the key point of the soil test. However, for the conventional test process, the position of the piezometric tube is fixed, so that the flexibility is greatly reduced. Particularly for the permeability of heterogeneous soil, the number of interfaces is large, the permeability coefficient to be measured is large, the placement of the pressure measuring pipe is more flexible, the difficulty of the test is undoubtedly increased for the immovable pressure measuring pipe, meanwhile, the accuracy and the integrity of the test conclusion are reduced, and the deep research on the soil seepage property is not facilitated.
Therefore, if the device capable of enabling the pressure measuring pipe to move freely exists, the result of the soil seepage test is more accurate, and the operation is more convenient, so that the soil seepage parameters can be conveniently determined, and the service is provided for the engineering.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the present invention provides a simple freely movable pressure-measuring pipe combined seepage device.
The embodiment of the utility model provides a simple freely movable piezometer tube combined seepage device, which comprises an open soil holding cylinder, at least one rotatable plate and at least one piezometer tube, a vertical long through hole extending axially is arranged at the side of the open soil containing cylinder, the rotatable plate is a hollow circular ring sheet, the side of the pressure measuring pipe is provided with an axially extending rotating plate opening, the pressure measuring pipe is an L-shaped circular pipe and comprises a pressure measuring pipe connecting part and a pressure measuring pipe measuring part which are mutually connected, all the rotatable rotating plates are sequentially and tightly sleeved on the outer wall of the opening soil containing cylinder, and each rotatable rotating plate is rotatable, so that the opening of the rotating plate and the vertical long through hole can be aligned, the opening soil containing barrel is used for storing a water injection soil body sample, and the connecting part of the pressure measuring pipe of each pressure measuring pipe penetrates through the opening of the rotating plate and the vertical long through hole to be inserted into the water injection soil body sample in the opening soil containing barrel.
Furthermore, the opening soil containing cylinder is a hollow cylinder, and the top surface of the opening soil containing cylinder is open.
Further, the width of the vertical long through opening is the same as the outer diameter of the connecting part of the piezometric tube.
Further, the opening width of the rotating plate is the same as the outer diameter of the connecting part of the piezometric tube.
Further, the opening height of the rotating plate is the same as the outer diameter of the connecting part of the piezometric tube.
Further, the outer diameter of the opening soil containing cylinder is the same as the inner diameter of the rotatable plate.
Furthermore, the piezometer tube measuring part is provided with scales and is used for measuring a pressure water head at a point to be measured.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
1) the position of the pressure measuring pipe can be changed more easily and flexibly, so that pressure water heads with more key sections can be obtained;
2) the pressure measuring tube can be flexibly used in different tests for many times, the instrument is convenient to disassemble, and the test efficiency and the applicability of the pressure measuring tube are improved;
3) a plurality of pressure measuring pipes can be arranged at the same time to measure the pressure water heads at the cross sections of different positions at the same time, so that the soil seepage test progress efficiency is higher.
Drawings
Fig. 1 is a schematic structural view of a simple freely movable piezometer tube combined seepage device of the present invention.
Fig. 2 is a schematic structural view of the soil barrel 1 with an opening in fig. 1.
In the figure: 1-opening soil containing cylinder, 11-vertical long through opening, 2-rotatable plate, 21-opening of the rotatable plate, 3-pressure measuring pipe, 31-connecting part of the pressure measuring pipe, and 32-measuring part of the pressure measuring pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, an embodiment of the present invention provides a simple freely movable pressure measuring pipe combined seepage device, which includes an open soil containing cylinder 1, at least one rotatable plate 2 and at least one pressure measuring pipe 3.
The opening soil containing cylinder 1 is a hollow cylinder, the top surface of the opening soil containing cylinder is open, and a vertical long through hole 11 is formed in the side of the opening soil containing cylinder 1. The rotatable plate 2 is a hollow circular ring piece, the side of the rotatable plate is provided with a rotatable plate opening 21 extending axially, the inner diameter of the rotatable plate 2 is the same as the outer diameter of the opening soil containing cylinder 1, the rotatable plate 2 is tightly sleeved on the outer wall of the opening soil containing cylinder 1, the rotatable plate 2 can rotate and move up and down on the outer wall of the opening soil containing cylinder 1, each rotatable plate 2 rotates to enable the rotatable plate opening 21 to be aligned with or staggered with the vertical long through hole 11 of the opening soil containing cylinder 1, in the embodiment, the device is provided with at least one rotatable plate 2, each rotatable plate 2 is sequentially and tightly sleeved on the outer wall of the opening soil containing cylinder 1, specifically, the number of the rotatable plates 2 can be determined according to the height of experimental soil needing to be contained in the opening soil containing cylinder 1 during the experiment, and the rotatable plates 2 are tightly attached to each other, so as to ensure that water in soil to be tested in the open soil holding cylinder 1 can not flow out from gaps between the rotatable plates 2 and the outer wall of the open soil holding cylinder 1.
The pressure measuring pipe 3 is an L-shaped round pipe, the pressure measuring pipe 3 comprises a pressure measuring pipe connecting part 31 and a pressure measuring pipe measuring part 32, a rubber sleeve is sleeved on the pressure measuring pipe connecting part 31, so that the pressure measuring pipe 3 can be in sealing connection with the width of the vertical through hole 11 and the rotating plate opening 21, the width of the vertical through hole 11, the width of the rotating plate opening 21 and the height of the rotating plate opening 21 are the same as the outer diameter of the pressure measuring pipe connecting part 31, the pressure measuring pipe measuring part 32 is provided with scales, the pressure measuring pipe measuring part 32 is used for measuring a pressure head at a point to be measured, in the embodiment, the device is provided with at least one pressure measuring pipe 3, when the rotating plate opening 21 of the rotatable rotating plate 2 is aligned with the vertical through hole 11 of the soil containing barrel 1, the pressure measuring pipe connecting part 31 of each pressure measuring pipe 3 sequentially penetrates through the rotating plate opening 21 and the vertical through hole 11, and then inserted into the soil containing cylinder 1, so that water in the soil to be tested contained in the open soil containing cylinder 1 can flow into each pressure measuring pipe measuring part 32 through each pressure measuring pipe connecting part 31 to measure a pressure water head at a point to be tested.
The utility model discloses specific operating procedure as follows:
step S1, the connection device: the opening soil containing barrel 1 and the plurality of rotatable plates 2 are connected, so that the total height of the pile of the rotatable plates 2 is approximately the same as the soil containing height of the opening soil containing barrel 1, and then the rotatable plates 2 are rotated to prevent the vertical long through hole 11 of the opening soil containing barrel 1 from being exposed.
Step S2, soil filling: and the soil containing cylinder 1 is used for containing soil for the test.
Step S3, mounting the pressure measuring tube 3: the initial point of the earth pressure head is selected to rotate the rotatable plate 2 so that the plate opening 21 is opposite to the vertical through-hole 11 of the opening soil barrel 1, and then the connecting portion 31 of the pressure measuring pipe 3 is inserted. If a plurality of pressure measuring pipes 3 are needed, the rotatable plate 2 at the corresponding position is rotated so that the plate opening 21 is opposite to the vertical long through opening 11 on the opening soil barrel 1, thereby embedding more pressure measuring pipes 3.
Step S4, carrying out a seepage test: and (3) introducing water into soil for testing in the open soil accommodating barrel 1, and recording the measurement data of the measurement part 32 of the piezometric tube 3 in the testing process. If a certain pressure measuring pipe 3 needs to be moved in the test process, the rotatable plate 2 at the corresponding position is rotated to enable the rotating plate opening 21 to be opposite to the vertical long through opening 11 on the opening soil containing barrel 1, and the pressure measuring pipe 3 is rapidly moved to the corresponding position and then the rotatable plate 2 is rotated to enable the rotating plate opening 21 to be opposite to the vertical long through opening 11.
And step S5, finishing the test and disassembling the device.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The utility model provides a simple and easy can freely remove piezometric pipe combination seepage flow device which characterized in that: contain a native section of thick bamboo, at least one rotatable board and at least one pressure-measuring pipe including the opening, the flourishing native section of thick bamboo side of opening is equipped with the vertical length opening of axial extension, rotatable board is hollow ring piece, and its side is equipped with the commentaries on classics board opening of axial extension, the pressure-measuring pipe is L type pipe, the pressure-measuring pipe includes interconnect's pressure-measuring pipe coupling part and pressure-measuring pipe measuring part, all rotatable board closely overlaps in proper order and establishes on the flourishing native section of thick bamboo outer wall of opening, and each rotatable board is rotatable, makes the commentaries on classics board opening can align with vertical length opening, the flourishing native section of thick bamboo of opening is used for storing water injection soil body sample, each pressure-measuring pipe the pressure-measuring pipe coupling part passes the commentaries on classics board opening inserts with vertical length opening the water injection soil body sample in the flourishing native.
2. A simple freely movable piezometer combined seepage device according to claim 1, wherein: the opening soil containing cylinder is a hollow cylinder, and the top surface of the opening soil containing cylinder is open.
3. A simple freely movable piezometer combined seepage device according to claim 1, wherein: the width of the vertical long through opening is the same as the outer diameter of the connecting part of the piezometric tube.
4. A simple freely movable piezometer combined seepage device according to claim 1, wherein: the opening width of the rotating plate is the same as the outer diameter of the connecting part of the piezometric tube.
5. A simple freely movable piezometer combined seepage device according to claim 1, wherein: the opening height of the rotating plate is the same as the outer diameter of the connecting part of the piezometric tube.
6. A simple freely movable piezometer combined seepage device according to claim 1, wherein: the outer diameter of the open soil containing cylinder is the same as the inner diameter of the rotatable plate.
7. A simple freely movable piezometer combined seepage device according to claim 1, wherein: the pressure measuring pipe measuring part is provided with scales and is used for measuring a pressure water head at a point to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920889292.7U CN210604300U (en) | 2019-06-13 | 2019-06-13 | Simple freely-movable piezometer tube combined seepage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920889292.7U CN210604300U (en) | 2019-06-13 | 2019-06-13 | Simple freely-movable piezometer tube combined seepage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210604300U true CN210604300U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920889292.7U Expired - Fee Related CN210604300U (en) | 2019-06-13 | 2019-06-13 | Simple freely-movable piezometer tube combined seepage device |
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| CN (1) | CN210604300U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112945826A (en) * | 2021-01-29 | 2021-06-11 | 河海大学 | Gradient ratio experimental device and experimental method |
| CN116840053A (en) * | 2023-09-01 | 2023-10-03 | 河海大学 | Device for testing influence of seepage pressure on rock and soil strength |
-
2019
- 2019-06-13 CN CN201920889292.7U patent/CN210604300U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112945826A (en) * | 2021-01-29 | 2021-06-11 | 河海大学 | Gradient ratio experimental device and experimental method |
| CN112945826B (en) * | 2021-01-29 | 2022-09-30 | 河海大学 | Gradient ratio experimental device and experimental method |
| CN116840053A (en) * | 2023-09-01 | 2023-10-03 | 河海大学 | Device for testing influence of seepage pressure on rock and soil strength |
| CN116840053B (en) * | 2023-09-01 | 2023-11-03 | 河海大学 | Device for testing influence of seepage pressure on rock and soil strength |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 Termination date: 20210613 |
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| CF01 | Termination of patent right due to non-payment of annual fee |