CN208953419U - Novel sand slot seepage flow test device - Google Patents
Novel sand slot seepage flow test device Download PDFInfo
- Publication number
- CN208953419U CN208953419U CN201821767812.9U CN201821767812U CN208953419U CN 208953419 U CN208953419 U CN 208953419U CN 201821767812 U CN201821767812 U CN 201821767812U CN 208953419 U CN208953419 U CN 208953419U
- Authority
- CN
- China
- Prior art keywords
- downstream
- upstream
- breast boards
- baffle
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Sewage (AREA)
Abstract
The utility model relates to a kind of experimental rig, especially a kind of Novel sand slot seepage flow test device.Baffle, bottom plate, upstream and downstream connecting pipe, downstream filter sand case, downstream drainage pipeline, control valve, pressure measuring unit are collected including steady water tank, upstream perseverance water level control regulating device, the permeable breast boards in upstream, the permeable breast boards in downstream, transparent glass baffle, pressure-measuring pipe connector baffle, level of tail water control overflow plate, downstream seepage discharge.The utility model can quickly adjust and stablize water levels of upstream and downstream, more actually simulate practical seepage flow Inlet and outlet water fluidised form, in test rapid survey it can go out each position osmotic pressure size of the soil body and seepage flow flow, device filling test material conveniently can be used flexibly, and device manufacture craft simple material is cheap, and small volume is suitble to use in the laboratory of limited area.
Description
Technical field
The utility model relates to a kind of experimental rig, especially a kind of Novel sand slot seepage flow test device.
Background technique
Currently with husky slot production seepage flow test device can not each position of real time reaction model osmotic pressure force value size,
It is only capable of obtaining seepage flow uninterrupted, and test process can not quickly adjust and fixed level, inlet and outlet earth-retaining water permeable device is not
Practical inlet and outlet flow condition can be simulated, leading to test, there are large errors, it is therefore desirable to design seed sand slot seepage tests dress
It sets.
Utility model content
In order to solve a series of problems present in husky slot Seepage Experiment at present, each position infiltration of the soil body is tested in real time reaction
Pressure simulates practical inlet and outlet flow condition, quickly adjusts and stablize water levels of upstream and downstream, the utility model provides a kind of Novel sand slot
Seepage flow test device, the device in test rapid survey can go out each position osmotic pressure size of the soil body, compared with accurate simulation reality
Flow condition is imported and exported, is quickly adjusted to test required water level.
The technical solution adopted by the utility model to solve the problem is as follows:
Novel sand slot seepage flow test device, characterized in that including steady water tank, downstream filter sand case, husky slot, with control valve
Upstream and downstream connecting pipe, downstream drainage pipeline, pressure measuring unit;The sand slot position is between steady water tank, downstream filter sand case, the sand slot
It is made of the side board of the permeable breast boards of the permeable breast boards in the upstream of bottom plate, both ends and downstream and two sides;Above and below described
Trip connecting pipe both ends are separately connected steady water tank bottom and downstream filter sand bottom portion, and downstream drainage pipeline is connected to downstream filter sand case
Bottom;
The permeable breast boards in upstream is connected with the water outlet of steady water tank, the permeable breast boards in downstream and downstream filter sand case
Water inlet end be connected, be additionally provided in the downstream filter sand case level of tail water control overflow plate, downstream seepage discharge collect baffle, it is described
Level of tail water control overflow plate is placed in after the permeable breast boards in downstream, and height is lower than the permeable breast boards in downstream, and the downstream is seeped
Flow collection baffle is placed in after level of tail water control overflow plate, and the downstream seepage discharge, which is collected to be equipped in the middle part of baffle, is used for seepage flow
Measure the conduit collected;
One of side board of the sand slot is to survey pressure connector baffle, if survey pressure connector baffle is equipped with
Dry pressure-measuring pipe interface;The pressure measuring unit includes several hoses, several pressure-measuring pipes, pressure-measuring pipe bracket, and the pressure-measuring pipe passes through soft
Pipe is connected with corresponding pressure-measuring pipe interface on pressure connector baffle is surveyed.
Further, perseverance water level control regulating device in upstream is equipped in the steady water tank, which includes elevator, overflow
Container, the elevator include crank, the straight-bar with rack gear, gear, and the crank is connected with the central axis of gear, the tooth
Wheel engages connection with the rack gear on straight-bar;The overflow vessel is connected with the straight-bar bottom of elevator, and overflow vessel bottom is equipped with
Scupper hose, scupper hose are connected by straight tube with downstream filter sand case.
Further, another side board of the husky slot is transparent glass baffle.
Further, the steady water tank, downstream filter sand case are inverted L shape structure, are pressed from both sides between the traversing section of two L-type structures
Hold the husky slot of connection, the permeable breast boards in the downstream, level of tail water control overflow plate, downstream seepage discharge collect baffle and be placed in downstream
The traversing section of filter sand case, the permeable breast boards in upstream are placed in the traversing section of steady water tank.
Further, the traversing section of the steady water tank, the traversing section of downstream filter sand case, husky slot are equipped with fixed steelframe, surely
Water tank, downstream filter sand case traversing section bottom be equipped with supporting steel frame.
Further, the permeable breast boards in the upstream, the permeable breast boards in downstream are by the with holes permeable of geotextiles package
Breast boards.
Further, several pressure-measuring pipe interfaces are arranged on survey pressure connector baffle in matrix.
In the utility model, steady water tank, downstream filter sand case using stainless steel make, and respectively with transparent glass baffle phase
Even, the bottom of upstream perseverance water level control regulating device is connected using drainage straight pipe with downstream filter sand case.The permeable breast boards in upstream and downstream
It constitutes according to adjustment spacing needed for test and transparent glass baffle, survey pressure connector baffle, bottom plate and places the rectangular of the test soil body
Body sand slot.One, downstream drainage pipeline is connected with downstream filter sand bottom portion, and other end connects laboratory drain bar, and supporting steel frame exists
Husky trench bottom, for supporting husky slot.
The utility model, to steady cistern water supply, closes the control valve of upstream and downstream connecting pipe by external at this time, using shaking
Rotate gear, straight-bar is moved up and down, the overflow vessel mouth of upstream perseverance water level control regulating device is adjusted to and upstream institute
Need water level concordant, extra water flow is expelled to downstream filter sand case from scupper hose, the straight tube of overflow vessel bottom, and water level is finally kept
The upstream water level needed for testing;Then, steady Water in Water Tanks stream passes through the permeable breast boards in upstream with holes wrapped up by geotextiles, makes water
Stream by resistance filter mud sand and sundries and is divided into multichannel shallow bid water flow before entering seepage flow soil layer, and water flow is by soil layer in cuboid sand slot
Similarly by resistance filter mud sand and sundries and it is divided into multichannel shallow bid water flow by the permeable breast boards in downstream before leaving soil layer afterwards and simulated
Practical seepage flow imports and exports flow condition, and water flow is formed by level of tail water control overflow plate after leaving and tests the required level of tail water
(height of level of tail water control overflow plate is set as needed), the level of tail water controls overflow plate and downstream seepage discharge collects baffle
Between water flow flow via a conduit in the filter sand case of downstream.Seepage discharge collects baffle intermediate conductor dosage by downstream seepage discharge
Cylinder and stopwatch survey calculation obtain.Pressure-measuring pipe connector baffle is connected by hose with pressure-measuring pipe framed bent, each soil layer position infiltration
Pressure size is obtained by piezometric level elevation carrection.When steady water is discharged in the control valve that upstream and downstream connecting pipe is opened in off-test
Water flow finally is discharged by downstream filter sand case precipitated impurities to downstream filter sand case in water in case.
The beneficial effects of the utility model are: device can be adjusted quickly and stablize water levels of upstream and downstream, more actually simulate
Practical seepage flow Inlet and outlet water fluidised form in test rapid survey can go out each position osmotic pressure size of the soil body and seepage flow flow, device
Filling test material conveniently can be used flexibly.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model;
Fig. 2 is the utility model middle and upper reaches perseverance water level control regulating device schematic diagram;
Fig. 3 is pressure measuring unit schematic diagram in the utility model.
Specific embodiment
As shown, Novel sand slot seepage flow test device, including steady water tank 1, upstream perseverance water level control regulating device 2, on
It swims permeable breast boards 3, the permeable breast boards 4 in downstream, transparent glass baffle 5, pressure-measuring pipe connector baffle 6, the level of tail water and controls and overflow
Flowing plate 7, downstream seepage discharge collect baffle 8, bottom plate 9, upstream and downstream connecting pipe 10, downstream filter sand case 11, downstream drainage pipeline 12,
Control valve 13, pressure measuring unit 14, fixed steelframe 15, branch steelframe 16.
Its middle and upper reaches perseverance water level control regulating device, the device include by crank 20, straight-bar 21, gear with rack gear
22, the elevator of fixed gear round bar, fixed bracket composition, the cylindrical overflow vessel being connected with the straight-bar bottom of elevator
23, the scupper hose 24 in overflow vessel bottom, scupper hose is connected with husky trench bottom straight tube 25, and last spill stream drains into down
Swim filter sand case.
Pressure measuring unit, the device include pressure-measuring pipe bracket 18, are arranged in several pressure-measuring pipes 19 on bracket, connection pressure-measuring pipe bottom
The hose 17 of portion and pressure-measuring pipe connector baffle corresponding position composition is in sequence compiled each position and correspondence pressure-measuring pipe when test
Number it can measure each position osmotic pressure size of soil layer.
In the utility model, upstream perseverance water level control regulating device, which plays the role of adjusting, stablizes upstream water level, and upstream and downstream is saturating
Water breast boards plays the practical seepage flow Inlet and outlet water conditioning of simulation, and pressure measuring unit is big for measuring test each position osmotic pressure of soil layer
Small, level of tail water control overflow plate is used to control the stable level of tail water, and downstream seepage discharge collects baffle and is used to measure seepage flow flow,
Downstream filter sand case plays precipitated impurities drainage.
The utility model can be adjusted quickly and stablize water levels of upstream and downstream, more actually simulated practical seepage flow and passed in and out water flow
State in test rapid survey can go out each position osmotic pressure size of the soil body and seepage flow flow, and it is convenient that device loads test material
It can flexibly use, and device manufacture craft simple material is cheap, small volume is suitble to the laboratory in limited area
Interior use.
Claims (7)
1. Novel sand slot seepage flow test device, characterized in that including steady water tank (1), downstream filter sand case (11), husky slot, have control
The upstream and downstream connecting pipe (10) of valve (13) processed, downstream drainage pipeline (12), pressure measuring unit (14);The sand slot position Yu Wenshui
Between case, downstream filter sand case, the sand slot by bottom plate (9), both ends the permeable breast boards of the permeable breast boards in upstream (3) and downstream (4),
And the side board of two sides is constituted;Upstream and downstream connecting pipe both ends are separately connected steady water tank bottom and downstream filter sand case
Bottom, downstream drainage pipeline are connected to downstream filter sand bottom portion;
The permeable breast boards in upstream is connected with the water outlet of steady water tank, the permeable breast boards in downstream and downstream filter sand case into
Water end (W.E.) is connected, and level of tail water control overflow plate (7) is additionally provided in the downstream filter sand case, downstream seepage discharge collects baffle (8), institute
It states level of tail water control overflow plate to be placed in after the permeable breast boards in downstream, height is lower than the permeable breast boards in downstream, the downstream
Seepage discharge is collected baffle and is placed in after level of tail water control overflow plate, and the downstream seepage discharge, which is collected, is equipped with conduit in the middle part of baffle
(26);
One of side board of the sand slot is to survey pressure connector baffle (6), if survey pressure connector baffle is equipped with
Dry pressure-measuring pipe interface;The pressure measuring unit includes several hoses (17), several pressure-measuring pipes (19), pressure-measuring pipe bracket (18), described
Pressure-measuring pipe is connected by hose with corresponding pressure-measuring pipe interface on pressure connector baffle is surveyed.
2. Novel sand slot seepage flow test device according to claim 1, characterized in that it is permanent to be equipped with upstream in the steady water tank
Water level control regulating device (2), the device include elevator, overflow vessel (23), and the elevator includes crank (20), has
Straight-bar (21), the gear (22) of rack gear, the crank are connected with the central axis of gear, and the gear is engaged with the rack gear on straight-bar
Connection;The overflow vessel is connected with the straight-bar bottom of elevator, and overflow vessel bottom is equipped with scupper hose (24), scupper hose
It is connected by straight tube (25) with downstream filter sand case.
3. Novel sand slot seepage flow test device according to claim 1, characterized in that another side gear of the sand slot
Plate is transparent glass baffle (5).
4. Novel sand slot seepage flow test device according to claim 1, characterized in that the steady water tank, downstream filter sand case
It is inverted L shape structure, be clamped and connected husky slot between the traversing section of two L-type structures, the permeable breast boards in the downstream, the level of tail water
Control overflow plate, downstream seepage discharge collect the traversing section that baffle is placed in downstream filter sand case, and the permeable breast boards in upstream is placed in
The traversing section of steady water tank.
5. Novel sand slot seepage flow test device according to claim 4, characterized in that the traversing section of the steady water tank, under
Swim the traversing section of filter sand case, husky slot is equipped with fixed steelframe (15), steady water tank, downstream filter sand case traversing section bottom be equipped with branch
It supports steelframe (16).
6. Novel sand slot seepage flow test device according to claim 1, characterized in that the permeable breast boards in the upstream, under
Swimming permeable breast boards is the permeable breast boards with holes wrapped up by geotextiles.
7. Novel sand slot seepage flow test device according to claim 1, characterized in that several pressure-measuring pipe interfaces are arranged in matrix
It is distributed on survey pressure connector baffle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821767812.9U CN208953419U (en) | 2018-10-30 | 2018-10-30 | Novel sand slot seepage flow test device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821767812.9U CN208953419U (en) | 2018-10-30 | 2018-10-30 | Novel sand slot seepage flow test device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208953419U true CN208953419U (en) | 2019-06-07 |
Family
ID=66743467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821767812.9U Active CN208953419U (en) | 2018-10-30 | 2018-10-30 | Novel sand slot seepage flow test device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208953419U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111289419A (en) * | 2020-03-24 | 2020-06-16 | 中南大学 | Measuring device for engineering barrier membrane effect in heavy metal pollution site |
CN113030437A (en) * | 2021-03-10 | 2021-06-25 | 北京航空航天大学 | Tester for researching erosion and seepage characteristics of coastal flow |
CN114577440A (en) * | 2022-03-11 | 2022-06-03 | 浙江大学 | Physical model for generation and development of dike foundation piping and monitoring method |
-
2018
- 2018-10-30 CN CN201821767812.9U patent/CN208953419U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111289419A (en) * | 2020-03-24 | 2020-06-16 | 中南大学 | Measuring device for engineering barrier membrane effect in heavy metal pollution site |
CN111289419B (en) * | 2020-03-24 | 2021-03-02 | 中南大学 | Measuring device for engineering barrier membrane effect in heavy metal pollution site |
CN113030437A (en) * | 2021-03-10 | 2021-06-25 | 北京航空航天大学 | Tester for researching erosion and seepage characteristics of coastal flow |
CN114577440A (en) * | 2022-03-11 | 2022-06-03 | 浙江大学 | Physical model for generation and development of dike foundation piping and monitoring method |
CN114577440B (en) * | 2022-03-11 | 2023-12-15 | 浙江大学 | Physical model for generating and developing dyke base piping and monitoring method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208953419U (en) | Novel sand slot seepage flow test device | |
CN201130143Y (en) | Porous medium material permeability coefficient determinator | |
CN203772699U (en) | Three-dimensional penetration siltation simulated test device of dam foundation soil body | |
CN101739882B (en) | Confined water and phreatic water compound simulation experiment device | |
CN202018415U (en) | Aquifer parameter testing device under simulated water pumping conditions | |
CN107340381B (en) | Mobile test device for researching gully head erosion and test method thereof | |
CN205880255U (en) | Overturning skip type udometer | |
CN109374508A (en) | A kind of tailing row's infiltration system silting imitative experimental appliance and experimental method | |
CN107238563A (en) | It is a kind of to determine head many native ring soil permeability detection means and its measuring method | |
CN111624327B (en) | Karst pipeline slip casting shutoff test device | |
CN106769198A (en) | A kind of vertical suspended load sampling apparatus in river | |
CN211453281U (en) | Large granule material penetrant unit | |
CN104729845B (en) | Drip irrigation below the surface device anti-blocking performance test device | |
CN209069798U (en) | A kind of darcy permeability test instrument | |
CN105403496B (en) | A kind of full-automatic water-permeable brick permeation rate detection device and its detection method | |
CN209230737U (en) | A kind of level measurement device | |
CN109799180A (en) | A kind of device of Simulated soil columns rainfall infiltration overall process | |
CN216870312U (en) | Sediment infiltration test device | |
CN114739648B (en) | In-situ field test platform and test method for blocking characteristics of underground drip irrigation system | |
CN216377642U (en) | Denitrification test device | |
CN106226500B (en) | A kind of soil saturation experiment and permeability test set composite | |
CN109187286A (en) | Simulate the device and its analogy method of contaminant transportation rule under soil dry-wet alternating situation | |
CN208043607U (en) | The normal varying head coefficient of permeability test device of pervious concrete | |
CN110595931A (en) | Method and device for automatically monitoring suspended load silt by displacement method | |
CN208482272U (en) | A kind of permeable tester of inner pressed tubular membrane |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |