CN206906209U - A kind of radial penetration experimental provision for being used to evaluate soil body radial penetration characteristic - Google Patents
A kind of radial penetration experimental provision for being used to evaluate soil body radial penetration characteristic Download PDFInfo
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- CN206906209U CN206906209U CN201720773880.5U CN201720773880U CN206906209U CN 206906209 U CN206906209 U CN 206906209U CN 201720773880 U CN201720773880 U CN 201720773880U CN 206906209 U CN206906209 U CN 206906209U
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- soil body
- radial penetration
- cylindrical shell
- top cover
- experimental provision
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a kind of radial penetration experimental provision for being used to evaluate soil body radial penetration characteristic, including cylindrical shell, top cover is provided with the top of cylindrical shell, through hole is provided with the middle part of top cover, intake chamber is installed, intake chamber top connects with water inlet in through hole.Also include permeable net, column permeable net upper end is contacted or connected with top cover inwall, and lower end is connected with cylindrical shell bottom, and intake chamber is located in column permeable net.It is used to place cylinder type hollow soil body sample between column permeable net and cylindrical shell, ring-type permeable stone is provided between soil body sample and cylindrical shell；Cylindrical shell bottom is provided with exhalant canal, and the bottom of ring-type permeable stone connects with exhalant canal, and exhalant canal connects with delivery port.Solve the problems, such as in the prior art to test permeability of the soil body under the conditions of Radial Flow Through Porous Media and water stability without more targetedly testing equipment, more can really react the soil body infiltrative development law in the case of Radial Flow Through Porous Media.
Description
Technical field
The utility model belongs to water and soil conservation and soil mechanics field, is used to evaluate soil body radial penetration more particularly, to one kind
The radial penetration experimental provision of characteristic.
Background technology
The permeability of the soil body is one of basic engineering characteristic of the soil body, is in Practical Project and progress soil body experimental study
One of index that must be determined, soil body permeability are related to stability of the soil body under seepage effect, Canal in Loess Area soil erosion
Seriously, it is contacted with the permeability and water stability of the soil body there is relatively more close.
The infiltration of soil body sample has vertical, transverse direction and a radial penetration mode, longitudinal direction and horizontal permeability test method and sets
Standby relative maturity, and the experiment for permeability of the soil body under the conditions of Radial Flow Through Porous Media and water stability at present and immature, have no
More targetedly test method and testing equipment, existing experiment controllability are poor.
Therefore, how to design one kind more can really react the soil body infiltrative differentiation rule in the case of Radial Flow Through Porous Media
The device of rule, it is our technical issues that need to address.
Utility model content
The purpose of this utility model is to provide a kind of radial penetration experiment dress for being used to evaluate soil body radial penetration characteristic
Put, solve in the prior art not more targetedly permeability and water of the testing equipment to the soil body under the conditions of Radial Flow Through Porous Media
The problem of stability is tested.The utility model more can really react that the soil body is infiltrative in the case of Radial Flow Through Porous Media to drill
Become rule.
To reach above-mentioned purpose, the utility model adopts the following technical scheme that：
The utility model provides a kind of radial penetration experimental provision for being used to evaluate soil body radial penetration characteristic, including post
Shape shell, the top of cylindrical shell are provided with top cover, and the middle part of top cover is provided with through hole, and being provided with through hole can move down along through hole
Dynamic intake chamber, the top of intake chamber connect with water inlet.
Also include column permeable net, the upper end of column permeable net contacts or connected with the inwall of top cover, column permeable net
The bottom interior wall of lower end and cylindrical shell connects, and intake chamber is located in column permeable net.
It is used to place cylinder type hollow soil body sample, cylinder type hollow soil body sample between column permeable net and cylindrical shell
Ring-type permeable stone is provided between cylindrical shell；Cylindrical shell bottom is provided with exhalant canal, the bottom of ring-type permeable stone and water outlet
Passage connects, and exhalant canal connects with delivery port.
Further, also resided in the characteristics of the utility model：
Also include pressing clip, the top of pressing clip and the top of top cover connect, under the bottom and cylindrical shell of pressing clip
Portion is connected, and screwing screw is provided between the top of pressing clip and top cover.
Rubber washer is provided between intake chamber and the through hole of top cover.
The inwall of top cover is provided with rubber waterproof pad.
The bottom interior wall of cylindrical shell is provided with the notch for providing the insertion of column permeable net.
Water inlet connects with pressurized water source or without pressure water source.
The side wall of intake chamber is provided with scale.
Water inlet and water outlet are equipped with water check valve.
Intake chamber uses transparent safety glass material, and cylindrical shell and top cover use high-strength stainless steel material, post
Shape permeable net is steel mesh.
Compared with prior art, the utility model has technique effect beneficial below：
It is provided by the utility model it is a kind of be used to evaluating the radial penetration experimental provision of soil body radial penetration characteristic, fluid from
Top water inlet enters intake chamber, then flows through soil body sample through column permeable net, finally by ring-type permeable stone by the soil body
In seepage flow be radially therefrom and be discharged in the drainage channel of cylindrical shell bottom, more can really react the soil body in Radial Flow Through Porous Media
In the case of infiltrative development law.Take up an area it is smaller, can the convenient, flexible use during soil body penetration experiment, can be effective
Raising test efficiency, strengthen the controllability of experiment, and reach the purpose to economize on resources.In addition the utility model principle is simple
It is understandable, it is easy and safe to operate, there is good value for applications.
Brief description of the drawings
Fig. 1 is a kind of radial penetration experimental provision for being used to evaluate soil body radial penetration characteristic provided by the utility model
Structural representation；
Wherein, 1, intake chamber；11st, water inlet；2nd, rubber washer；3rd, rubber waterproof pad；4th, ring-type permeable stone；5th, water outlet
Mouthful；6th, column permeable net；7th, cylindrical shell；8th, exhalant canal；9th, pressing clip；10th, screwing screw.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 1, the utility model provides a kind of radial penetration experiment dress for being used to evaluate soil body radial penetration characteristic
Put, including cylindrical shell 7, the top of cylindrical shell 7 are provided with top cover, the middle part of top cover is provided with through hole, and being provided with through hole can
The intake chamber 1 moved up and down along through hole, the top of intake chamber 1 connect with water inlet 11.Also include column permeable net 6, column is saturating
The upper end in the network of rivers 6 is contacted or connected with the inwall of top cover, and the lower end of column permeable net 6 is connected with the bottom interior wall of cylindrical shell 7,
Intake chamber 1 is located in column permeable net 6.It is used to place the examination of the cylinder type hollow soil body between column permeable net 6 and cylindrical shell 7
Sample, ring-type permeable stone 4 is provided between cylinder type hollow soil body sample and cylindrical shell 7；The bottom of cylindrical shell 7 is provided with exhalant canal
8, the bottom of ring-type permeable stone 4 connects with exhalant canal 8, and exhalant canal 8 connects with delivery port 5.
Illustratively, cylindrical shell 7 is made up of high-strength stainless steel material, ensures not deform in whole process, is
The exhalant canal 8 for being available for oozing out water body outflow is left in main body part of the present utility model, bottom, and centre, which is left, is available for column
The notch that permeable net 6 is embedded in.
Ring-type permeable stone 4 is used to the seepage flow in the soil body being radially therefrom in the drainage channel for being discharged to base, itself section
For closed circular ring-type, the external diameter of ring-type permeable stone 4 is identical with the internal diameter of cylindrical shell 7, and the internal diameter of ring-type permeable stone 4 tries with the soil body
The external diameter of sample is identical, so as to ensure soil body sample, ring-type permeable stone 4, the three of cylindrical shell 7 coincide.
Column permeable net 6 is used to separate intake chamber 1 and soil body sample, and its external diameter is just identical with soil body sample internal diameter, steel
Net should have stronger non-deformability in itself, so as to ensure that the soil body is not destroyed in process of osmosis, not occur larger
Deformation, the notch that column permeable net 6 is just reserved with base coincide.
Rubber waterproof pad 3 be used for prevent in process of osmosis, fluid from top cover overflow, therefore be arranged in top cover it
Under, after top cover pressure testing, so as to play sealing function.
Rubber washer 2 is arranged on the reserved through hole wall of top cover, is primarily served the effect of water proof sealing, will can just be intake
Room 1 is put into wherein so that in experiment is carried out, water body does not ooze out or overflowed from top cover.
Intake chamber 1 is arranged at the inside of column permeable net 6, and it can be moved up and down as needed, and this is as transparent tempering
Glass is made, and sets scale, the situation of change of observable inside water thereon；
Water inlet 11 is arranged at the top of intake chamber 1, connectable to thering is pressure or water source without pressure to provide water source for intake chamber 1,
Opening and closing valve is set thereon.
Top cover is solid top cover made of the stainless steel material of middle part reserved through hole, for by inside the present apparatus with it is extraneous every
From and play impermeable role；
Pressing clip 9 is mainly used in applying vertical pressure to top cover, is made of stainless steel, and sets screwing screw 10 above,
After dress sample terminates, pressing clip 9 is installed and fastens screwing screw 10 and plays pressurization, so as to ensure the sealing of whole system.
Delivery port 5 is located at bottom, for collecting and measuring the water penetrated, sets opening and closing valve thereon.
It is provided by the utility model it is a kind of be used to evaluating the radial penetration experimental provision of soil body radial penetration characteristic, fluid from
Top water inlet 11 enters intake chamber 1, then flows through soil body sample through column permeable net 6, will finally by ring-type permeable stone 4
Seepage flow in the soil body, which is radially therefrom, to be discharged in the drainage channel of cylindrical shell bottom, more can really react the soil body radially
Infiltrative development law in the case of seepage flow.Take up an area it is smaller, can the convenient, flexible use during soil body penetration experiment, can be with
It is effective to improve test efficiency, strengthen the controllability of experiment, and reach the purpose to economize on resources.In addition the utility model principle
It is easily understood, it is easy and safe to operate, there is good value for applications.
Claims (9)
1. a kind of radial penetration experimental provision for being used to evaluate soil body radial penetration characteristic, it is characterised in that including cylindrical shell
(7), the top of cylindrical shell (7) is provided with top cover, and the middle part of top cover is provided with through hole, and being provided with through hole can move down along through hole
Dynamic intake chamber (1), the top of intake chamber (1) connect with water inlet (11)；
Also include column permeable net (6), the upper end of column permeable net (6) contacts or connected with the inwall of top cover, column permeable net
(6) lower end is connected with the bottom interior wall of cylindrical shell (7), and intake chamber (1) is located in column permeable net (6)；
It is used to place cylinder type hollow soil body sample, the examination of the cylinder type hollow soil body between column permeable net (6) and cylindrical shell (7)
Ring-type permeable stone (4) is provided between sample and cylindrical shell (7)；Cylindrical shell (7) bottom is provided with exhalant canal (8), and ring-type is permeable
The bottom of stone (4) connects with exhalant canal (8), and exhalant canal (8) connects with delivery port (5).
2. the radial penetration experimental provision according to claim 1 for being used to evaluate soil body radial penetration characteristic, its feature exist
In, in addition to pressing clip (9), the top of pressing clip (9) and the top connection of top cover, the bottom of pressing clip (9) and cylindrical shell
(7) bottom connection, is provided with screwing screw (10) between the top of pressing clip (9) and top cover.
3. the radial penetration experimental provision according to claim 1 for being used to evaluate soil body radial penetration characteristic, its feature exist
In intake chamber (1) is provided with rubber washer (2) between the through hole of top cover.
4. the radial penetration experimental provision according to claim 1 for being used to evaluate soil body radial penetration characteristic, its feature exist
In the inwall of top cover is provided with rubber waterproof pad (3).
5. the radial penetration experimental provision according to claim 1 for being used to evaluate soil body radial penetration characteristic, its feature exist
In the bottom interior wall of cylindrical shell (7), which is provided with, provides column permeable net (6) embedded notch.
6. the radial penetration experimental provision according to claim 1 for being used to evaluate soil body radial penetration characteristic, its feature exist
In water inlet (11) connects with pressurized water source or without pressure water source.
7. the radial penetration experimental provision according to claim 1 for being used to evaluate soil body radial penetration characteristic, its feature exist
In the side wall of intake chamber (1) is provided with scale.
8. the radial penetration experimental provision according to claim 1 for being used to evaluate soil body radial penetration characteristic, its feature exist
In water inlet (11) and delivery port (5) place are equipped with water check valve.
9. the radial penetration experimental provision according to claim 1 for being used to evaluate soil body radial penetration characteristic, its feature exist
In intake chamber (1) uses transparent safety glass material, and cylindrical shell (7) and top cover use high-strength stainless steel material, post
Shape permeable net (6) is steel mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720773880.5U CN206906209U (en) | 2017-06-29 | 2017-06-29 | A kind of radial penetration experimental provision for being used to evaluate soil body radial penetration characteristic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720773880.5U CN206906209U (en) | 2017-06-29 | 2017-06-29 | A kind of radial penetration experimental provision for being used to evaluate soil body radial penetration characteristic |
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| Publication Number | Publication Date |
|---|---|
| CN206906209U true CN206906209U (en) | 2018-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720773880.5U Expired - Fee Related CN206906209U (en) | 2017-06-29 | 2017-06-29 | A kind of radial penetration experimental provision for being used to evaluate soil body radial penetration characteristic |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144514A (en) * | 2017-06-29 | 2017-09-08 | 榆林学院 | A kind of device tested for the radial penetration of cylinder hollow soil sample and application method |
| CN108225869A (en) * | 2018-04-17 | 2018-06-29 | 郑州大学 | A kind of soil sample consolidation cylinder and soil sample consolidation device |
| CN110082281A (en) * | 2019-06-19 | 2019-08-02 | 郑州大学 | A kind of Radial Flow Through Porous Media instrument and its operating method |
| CN112504941A (en) * | 2020-12-17 | 2021-03-16 | 北京航空航天大学 | Tester for researching radial permeability characteristics of soil body |
-
2017
- 2017-06-29 CN CN201720773880.5U patent/CN206906209U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144514A (en) * | 2017-06-29 | 2017-09-08 | 榆林学院 | A kind of device tested for the radial penetration of cylinder hollow soil sample and application method |
| CN107144514B (en) * | 2017-06-29 | 2023-04-11 | 榆林学院 | Device for radial penetration experiment of cylindrical hollow soil sample and using method |
| CN108225869A (en) * | 2018-04-17 | 2018-06-29 | 郑州大学 | A kind of soil sample consolidation cylinder and soil sample consolidation device |
| CN110082281A (en) * | 2019-06-19 | 2019-08-02 | 郑州大学 | A kind of Radial Flow Through Porous Media instrument and its operating method |
| CN110082281B (en) * | 2019-06-19 | 2024-04-12 | 郑州大学 | Radial seepage instrument and operation method thereof |
| CN112504941A (en) * | 2020-12-17 | 2021-03-16 | 北京航空航天大学 | Tester for researching radial permeability characteristics of soil body |
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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: 20180119 Termination date: 20180629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |