CN206300878U - A kind of single-phase steady seepage device - Google Patents
A kind of single-phase steady seepage device Download PDFInfo
- Publication number
- CN206300878U CN206300878U CN201621387026.7U CN201621387026U CN206300878U CN 206300878 U CN206300878 U CN 206300878U CN 201621387026 U CN201621387026 U CN 201621387026U CN 206300878 U CN206300878 U CN 206300878U
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- China
- Prior art keywords
- pressure
- fill out
- water box
- out sand
- upper water
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Abstract
The utility model discloses a kind of single-phase steady seepage device, including the lower header, upper water box and the pressure-measuring pipe that are sequentially connected, immersible pump is provided with the lower header, the immersible pump is connected by upper hose and the upper water box, for being added water to the upper water box, the pressure-measuring pipe is connected the composition circulatory system with the lower header by outlet pipe, and pressure gauge is provided with the pressure-measuring pipe.With lower header be connected the port of export of fluid with water pipe by the device, realizes recycling for experimental water；Pressure gauge is mounted with pressure-measuring pipe, pressure value is directly read, pressure value is calculated compared to pressure height value is read with pressure-measuring pipe originally, it is time-consuming, improve experimental precision.
Description
【Technical field】
The utility model belongs to field of fluid mechanics, is related to a kind of one-dimensional single-phase steady seepage of plane for more optimizing to improve
Device.
【Background technology】
The one-dimensional single-phase steady seepage of plane has highly important effect in permeation fluid mechanics, it be able to verify that Darcy's law and
Determine porous media permeability, and the one-dimensional single-phase steady seepage device of existing plane exist flow and pressure measxurement it is cumbersome, by mistake
Difference is larger, it is impossible to realizes that experimental water is recycled, and can only simulate the percolation law of Single Medium, it is impossible to simulates permeability
There is the percolation law of laterally mutation.In order to solve the above problems, it is necessary to which existing apparatus are improved, can be more
Accurately and efficiently simulate fluid percolation law.
【Utility model content】
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, there is provided one kind is more
Efficiently, the device that accurate and water saving the one-dimensional single-phase stabilization of plane is oozed, solves reality in the one-dimensional single-phase steady seepage of existing plane
Testing can not be circulated with water, and flow and pressure measxurement are cumbersome, the larger shortcoming of error.
The utility model uses following technical scheme：
A kind of single-phase steady seepage device, including lower header, upper water box and the pressure-measuring pipe being sequentially connected, in the lower header
Immersible pump is provided with, the immersible pump is connected by upper hose and the upper water box, for being added water to the upper water box, the survey
Pressure pipe is connected the composition circulatory system with the lower header by outlet pipe, and pressure gauge is provided with the pressure-measuring pipe.
Further, the pressure-measuring pipe includes the first fill out sand tube and the second fill out sand tube that are serially connected, and described first fills out
Caliber of the caliber of sandpipe more than second fill out sand tube.
Further, multiple pressure gauges are arranged at intervals with first fill out sand tube and the second fill out sand tube.
Further, multiple pressure gauges are respectively provided with first fill out sand tube and the second fill out sand tube.
Further, it is provided with flowmeter on the outlet pipe.
Further, the upper water box and the pressure-measuring pipe are connected by water inlet pipe, and flow is provided with the water inlet pipe
Controlling valve.
Further, spilling dividing plate is provided with the upper water box, the spilling dividing plate is arranged on the three of the upper water box
At/mono-.
Further, the upper water box is additionally provided with downcomer for connecting the lower header composition loop.
Compared with prior art, the utility model at least has the advantages that：
With lower header be connected the port of export of fluid with water pipe by a kind of single-phase steady seepage device of the utility model, the device
It is logical, realize recycling for experimental water；Pressure gauge is mounted with pressure-measuring pipe, pressure value is directly read, compared to original use
Pressure-measuring pipe reads pressure height value to calculate pressure value, time-consuming, improves experimental precision.
Further, first fill out sand tube and the second fill out sand tube of setting are serially connected and improve original back-up sand pipe die
Type, can simulate the percolation law that permeability is laterally mutated.
Further, the device installs a flowmeter also at water export, directly reads the flow after waterflow stabilization,
Save in the past with graduated cylinder and stopwatch come the time of calculated flow rate, improve the accuracy of experiment.
Further, unnecessary water can be back to lower header by the downcomer that upper water box is set, and improve experimental water
Recycle.
In sum, present apparatus measurement result is accurate, saves time, more energy-conservation.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
【Brief description of the drawings】
Fig. 1 is structural representation of the present utility model.
Wherein：1. immersible pump；2. lower header；3. upper hose；4. downcomer；5. dividing plate is overflowed；6. upper water box；7. flow is adjusted
Control valve；8. water inlet pipe；9. pressure gauge；10. the first fill out sand tube；11. second fill out sand tube；12. flowmeters；13. outlet pipes.
【Specific embodiment】
Refer to shown in Fig. 1, the utility model discloses a kind of single-phase steady seepage device, including the lower water being sequentially connected
Case 2, upper water box 6 and pressure-measuring pipe, are provided with immersible pump 1 in the lower header 2, the immersible pump 1 by upper hose 3 and it is described on
Water tank 6 is connected, and for being added water to the upper water box 6, the pressure-measuring pipe is connected composition and follows by outlet pipe 13 with the lower header 2
Loop systems, are provided with pressure gauge 9 on the pressure-measuring pipe.
The pressure-measuring pipe includes the first fill out sand tube 10 and the second fill out sand tube 11 that are serially connected, first fill out sand tube 10
Caliber more than second fill out sand tube 11 caliber.Three are arranged at intervals with the fill out sand tube 11 of first fill out sand tube 10 and second
The individual pressure gauge 9.
Flowmeter 12 is provided with the outlet pipe 13.
Spilling dividing plate 5 is provided with the upper water box 6.The upper water box 6 and the pressure-measuring pipe are connected by water inlet pipe 8,
Flow control valve 7 is provided with the water inlet pipe 8.The upper water box 6 is additionally provided with downcomer 4 for connecting the lower header 2.
Specifically it is installed as：Immersible pump 1 is put into lower header 2, immersible pump 1 and upper water box 6 are connected by upper hose 3,
Overflow dividing plate 5 to be arranged at 1/3rd of upper water box 6, the first fill out sand tube 10 is connected by water inlet pipe 8 with upper water box 6, and
Flow control valve 7 is installed on water inlet pipe 8, the second fill out sand tube 11 and the first fill out sand tube 10 be in series, in the first fill out sand tube 10, the
Piezometric pressure table 9 is respectively mounted above two fill out sand tube 11, outlet pipe 13 is loaded onto in the afterbody of the second fill out sand tube 11, and install
Flowmeter 12.
A kind of single-phase steady seepage device of the present utility model, when in use：
Water is piled to the inside of lower header 2 first, immersible pump 1 is opened, the water in lower header 2 is extracted into by upper hose 3
In water tank 6, when the water in upper water box 6 overflows dividing plate 5, flow control valve 7 is opened, when water flows through the first fill out sand tube 10, second
After the stabilization of fill out sand tube 11, the pressure value of pressure gauge 9 is read, flow value is read by flowmeter 12, then according to Darcy formula：
In formula, the volume flow of Q-water, m3/s；The sectional area of A-filling sand body, m2；The length of L-sand body, m；μ-liquid
The viscosity of body, pas；The pressure difference of Δ P-water in-out port, pa；K-sand body permeability, m2；
According to metering pressure, the relation of flow, so as to checking Darcy's law or calculate the permeability of porous media.
Above content is only explanation technological thought of the present utility model, it is impossible to limit protection model of the present utility model with this
Enclose, it is every according to the utility model proposes technological thought, any change done on the basis of technical scheme each falls within this reality
Within protection domain with new claims.
Claims (8)
1. a kind of single-phase steady seepage device, it is characterised in that：Including the lower header (2), upper water box (6) and the pressure measurement that are sequentially connected
Immersible pump (1) is provided with pipe, the lower header (2), the immersible pump (1) is connected by upper hose (3) and the upper water box (6)
Connect, for being added water to the upper water box (6), the pressure-measuring pipe is connected composition and follows by outlet pipe (13) with the lower header (2)
Loop systems, are provided with pressure gauge (9) on the pressure-measuring pipe.
2. a kind of single-phase steady seepage device according to claim 1, it is characterised in that：The pressure-measuring pipe includes being serially connected in
The first fill out sand tube (10) and the second fill out sand tube (11) together, the caliber of first fill out sand tube (10) are more than second back-up sand
Manage the caliber of (11).
3. a kind of single-phase steady seepage device according to claim 2, it is characterised in that first fill out sand tube (10) and
Multiple pressure gauges (9) are arranged at intervals with second fill out sand tube (11).
4. a kind of single-phase steady seepage device according to claim 3, it is characterised in that：First fill out sand tube (10) and
Multiple pressure gauges (9) are respectively provided with second fill out sand tube (11).
5. a kind of single-phase steady seepage device according to claim 1, it is characterised in that：Set on the outlet pipe (13)
There is flowmeter (12).
6. a kind of single-phase steady seepage device according to claim 1, it is characterised in that：The upper water box (6) and described
Pressure-measuring pipe is connected by water inlet pipe (8), and flow control valve (7) is provided with the water inlet pipe (8).
7. a kind of single-phase steady seepage device according to claim 6, it is characterised in that：Set in the upper water box (6)
There is spilling dividing plate (5), spilling dividing plate (5) is arranged at 1/3rd of the upper water box (6).
8. a kind of single-phase steady seepage device according to claim 1, it is characterised in that：The upper water box (6) also sets up
By downcomer (4) loop is constituted for connecting the lower header (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621387026.7U CN206300878U (en) | 2016-12-16 | 2016-12-16 | A kind of single-phase steady seepage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621387026.7U CN206300878U (en) | 2016-12-16 | 2016-12-16 | A kind of single-phase steady seepage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206300878U true CN206300878U (en) | 2017-07-04 |
Family
ID=59214987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621387026.7U Expired - Fee Related CN206300878U (en) | 2016-12-16 | 2016-12-16 | A kind of single-phase steady seepage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206300878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107525755A (en) * | 2017-08-21 | 2017-12-29 | 浙江海洋大学 | Terrace antiseepage formula soil osmotic coefficient investigating device in Large Oil Tank area fire wall |
-
2016
- 2016-12-16 CN CN201621387026.7U patent/CN206300878U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107525755A (en) * | 2017-08-21 | 2017-12-29 | 浙江海洋大学 | Terrace antiseepage formula soil osmotic coefficient investigating device in Large Oil Tank area fire wall |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170704 Termination date: 20171216 |