CN207280913U - A kind of capillary water height tester - Google Patents
A kind of capillary water height tester Download PDFInfo
- Publication number
- CN207280913U CN207280913U CN201720104706.1U CN201720104706U CN207280913U CN 207280913 U CN207280913 U CN 207280913U CN 201720104706 U CN201720104706 U CN 201720104706U CN 207280913 U CN207280913 U CN 207280913U
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- China
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- water
- test specimen
- specimen tube
- storage unit
- capillary
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Abstract
The utility model discloses a kind of capillary water height tester, including water replanishing device and water storage unit, the water outlet of water replanishing device is connected with the water inlet of water storage unit by connecting tube, test specimen tube, that is, the lucite cylinder for being used for adding soil is equipped with water storage unit, lucite cylinder bottom is equipped with some water seepage holes, the bottom of lucite cylinder is additionally provided with bottom cover, and some water seepage holes also are provided with bottom cover, head cover is equipped with the top of lucite cylinder；The utility model can measure capillary rise height, and during ensure that moisturizing is highly constant.
Description
Technical field
The utility model belongs to soil mass property technical field of measurement and test, and in particular to a kind of capillary water height tester.
Background technology
In engineering practice, soil in capillary phenomenon often it can be seen that with phreatic surface rising then capillary water zone on
Rise.The rising of capillary water may cause some engineering adverse consequences, and evaluating the index of the capillarity of soil has the rising of capillary water
Height and the capillary water rate of climb.
The test apparatus of measure capillary rise height has the capillary test instrument in highway earthwork test rule at present, mends
Water system is to ensure that lucite cylinder moisturizing is highly constant using special spring, but since laboratory condition limits, this dress
Put inconvenient.
The content of the invention
The purpose of the utility model is to overcome the problems of the prior art, there is provided a kind of capillary water height experiment
Instrument, can measure capillary rise height, and during ensure that moisturizing is highly constant.
To reach above-mentioned purpose, the utility model adopts the following technical solution：
A kind of capillary water height tester, including water replanishing device and water storage unit, the water outlet and Sheng of water replanishing device
The water inlet of water installations is connected by connecting tube, and the test specimen tube for being used for adding soil is equipped with water storage unit, if test specimen tube bottom is equipped with
Dry water seepage hole；The bottom of test specimen tube is additionally provided with bottom cover, and some water seepage holes also are provided with bottom cover, and the top of test specimen tube is equipped with top plate.
Sealed between the test specimen tube and top plate by organic glass glue.
The water seepage hole of the test specimen tube bottom is annularly distributed.
The water replanishing device includes forming as the plastic foil of the Ma Liaote bottles of container, the sink of connection and encapsulation.
The water replanishing device and water storage unit composition linker, under the glass bottom of the tube and water storage unit in water replanishing device
The water inlet in portion is located in same level.
The moisture transducer linearly arranged is equipped with along the test specimen tube side wall, from the upward 350mm scopes in test specimen tube bottom
It is interior, set one every 60mm.
Moisture transducer is by the signal transmission of collection to computer.
The internal diameter of the test specimen tube is 90mm, outside diameter 110mm, is highly 400mm.
The connecting tube is rubber tube.
Compared with prior art, the utility model has technique effect beneficial below：
When the utility model is used, wind desiceted soil is added toward interior be layered of lucite cylinder, every layer of tamping to certain altitude, most
Soil is added and consolidated to after requiring height, top pressure closure afterwards, toward water replanishing device in water filling, water replanishing device and water storage unit composition
Linker, is consistent glass bottom of the tube and the water storage unit water surface in water replanishing device, begins so as to fulfill water level in water storage unit
Constant, on-test eventually, according to soil body color change, measure capillary water height, then at interval of a period of time measurement one
Secondary capillary water height, obtains capillary water height and the relation curve of time, after the test, organic glass of dismantling immediately
Glass cylinder, the quick water content measured in lucite cylinder at different height position, you can obtain capillary water height with it is aqueous
The relation curve of rate, under conditions of plastic limit, you can obtain strong capillary water height, and can estimate that capillary water rises
Average speed, can also determine strong capillary water height, reach the effect identical with code test instrument.
Brief description of the drawings
Fig. 1 is the utility model overall schematic.
Wherein, 1- computers；2- moisture transducers；3- top plates；4- plastic foils；5- water storage units；6- exhausting-gas holes；7- moisture
Sensor；8- test specimen tubes；9- connecting tubes；10- earth pillars；12- water replanishing devices.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 1, a kind of capillary water height tester, including water replanishing device 12 and water storage unit 5, water replanishing device 12
For Ma Liaote bottles, the internal diameter of water storage unit 5 is 18cm, and the height of water storage unit 5 is 10cm, the side of 12 lower part of water replanishing device
Equipped with water outlet, the water inlet of 5 lower part of water outlet and water storage unit of water replanishing device 12 is connected by connecting tube 9, connecting tube 9 one
As use rubber tube, and the water inlet of 5 lower part of glass bottom of the tube and water storage unit in water replanishing device 12 is located at same level
On, it is equipped with and is used for plus the test specimen tube 8 (lucite cylinder) of soil in water storage unit 5, the height of lucite cylinder is 400mm, internal diameter
For 90m, the bottom of lucite cylinder is equipped with a circle water seepage hole, and the bottom of lucite cylinder is additionally provided with bottom cover, also is provided with bottom cover
Some water seepage holes, lucite cylinder top are connected using glazing compound with head cover 3.
The operating process to the utility model is described in detail below：
The utility model includes test specimen tube 8, and 8 top of test specimen tube is connected using glazing compound with head cover 3,8 bottom of test specimen tube
Portion is provided with a circle water seepage hole, and the bottom of test specimen tube 8 (lucite cylinder) is additionally provided with bottom cover, some water seepage holes also are provided with bottom cover,
Test specimen tube 8 is placed in water storage unit 5, and water storage unit 5 is connected with the connecting tube 10 of water replanishing device 12, the glass in water replanishing device 12
Pipe is used to control water level, and water replanishing device 12 and water storage unit 5 form linker, and the glass bottom of the tube in water replanishing device 12 is with being filled with water
The water surface is consistent in device 5, constant all the time so as to fulfill water level in water storage unit 5.
In use, adding wind desiceted soil toward layering in lucite cylinder, every layer of tamping to certain altitude, finally adds soil simultaneously
Tamping is to after requiring height, top pressure closure 3, toward water replanishing device in water filling, on-test, according to soil body color change, measurement hair
Thin rise waterborne, then measures a capillary water height at interval of a period of time, obtain capillary water height and when
Between relation curve, after the test, test specimen tube 8 of dismantling immediately is quick to measure test specimen tube 8 (lucite cylinder) interior different height
Water content, so as to obtain the water content of different height in lucite cylinder, you can obtain capillary water height with containing
The relation curve of water rate, under conditions of plastic limit, you can obtain strong capillary water height, reach and code test instrument
The identical effect of device.
Claims (5)
1. a kind of capillary water height tester, it is characterised in that including water replanishing device (12) and water storage unit (5), moisturizing
The water outlet of device (12) and the water inlet of water storage unit (5) are connected by connecting tube (9), are equipped with and are used in water storage unit (5)
Add the test specimen tube (8) of soil, test specimen tube bottom is equipped with some water seepage holes；The bottom of test specimen tube is additionally provided with bottom cover, also is provided with bottom cover
Some water seepage holes, the top of test specimen tube are equipped with top plate (3)；
The water replanishing device (12) includes forming as the plastic foil of the Ma Liaote bottles of container, the sink of connection and encapsulation；
The water replanishing device (12) and water storage unit (5) composition linker, glass bottom of the tube and the dress that is filled with water in water replanishing device (12)
The water inlet for putting (5) lower part is located in same level；
The moisture transducer (2) linearly arranged is equipped with along the test specimen tube (8) side wall, from the upward 350mm models in test specimen tube bottom
In enclosing, one is set every 60mm；Moisture transducer (2) gives the signal transmission of collection to computer (1).
2. capillary water height tester as claimed in claim 1, it is characterised in that the test specimen tube (8) and top plate
(3) sealed between by organic glass glue.
3. capillary water height tester as claimed in claim 1, it is characterised in that ooze test specimen tube (8) bottom
Water hole is annularly distributed.
4. capillary water height tester as claimed in claim 1, it is characterised in that the internal diameter of the test specimen tube (8)
It is highly 400mm for 90mm, outside diameter 110mm.
5. capillary water height tester as claimed in claim 1, it is characterised in that the connecting tube (9) is rubber
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720104706.1U CN207280913U (en) | 2017-01-23 | 2017-01-23 | A kind of capillary water height tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720104706.1U CN207280913U (en) | 2017-01-23 | 2017-01-23 | A kind of capillary water height tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207280913U true CN207280913U (en) | 2018-04-27 |
Family
ID=61991442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720104706.1U Expired - Fee Related CN207280913U (en) | 2017-01-23 | 2017-01-23 | A kind of capillary water height tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207280913U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444870A (en) * | 2018-06-21 | 2018-08-24 | 湖南农业大学 | A kind of soil apparatus for measuring contact angle |
| CN110208489A (en) * | 2019-05-17 | 2019-09-06 | 济宁市公路工程公司 | The simulation test device and test method of capillary water height in a kind of subgrade soils |
| CN112945832A (en) * | 2021-02-24 | 2021-06-11 | 中国矿业大学 | Tester for capillary effect of powder soil under vibration load effect |
-
2017
- 2017-01-23 CN CN201720104706.1U patent/CN207280913U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444870A (en) * | 2018-06-21 | 2018-08-24 | 湖南农业大学 | A kind of soil apparatus for measuring contact angle |
| CN110208489A (en) * | 2019-05-17 | 2019-09-06 | 济宁市公路工程公司 | The simulation test device and test method of capillary water height in a kind of subgrade soils |
| CN112945832A (en) * | 2021-02-24 | 2021-06-11 | 中国矿业大学 | Tester for capillary effect of powder soil under vibration load effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180427 Termination date: 20190123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |