CN205958426U - Novel coefficient measurement appearance permeates water - Google Patents
Novel coefficient measurement appearance permeates water Download PDFInfo
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- CN205958426U CN205958426U CN201620917615.5U CN201620917615U CN205958426U CN 205958426 U CN205958426 U CN 205958426U CN 201620917615 U CN201620917615 U CN 201620917615U CN 205958426 U CN205958426 U CN 205958426U
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Abstract
The utility model discloses a novel coefficient measurement appearance permeates water, include: instrument shell body, water supply system, vacuum apparatus, the drum that permeates water, flowmeter, water supply system arranges that instrument shell body goes up in and by its support, water supply system is the configuration of U type intercommunication, and U type one end top is equipped with high -order water supply assembly, and U type other end top is equipped with the drum that permeates water of low level, vacuum apparatus includes the vacuum chamber that takes the cabin cover and the vacuum pump of being connected with vacuum chamber, in vacuum chamber is placed in to the drum that permeates water, the flowmeter is located vacuum chamber and is communicate outward and with the drum lateral wall that permeates water. The utility model discloses constitute same whole with each part, convenient operation calculates simply, and detection efficiency is high, needn't take out the sample in advance when check out test set extraction vacuum, has reduced the interference of human factor to the inspecting result.
Description
Technical field
This utility model is related to measuring instrument neighborhood, more particularly, to a kind of novel water permeable coefficient measuring instrument.
Background technology
Traditional cities construction relies primarily on pipe duct, pumping plant etc. " Lycoperdon polymorphum Vitt " facility and carrys out draining, with " quick exclusion " and " end collection
In " it is controlled to main planning and design concept, often result in and meet rain flooded, drought and waterlogging racing.Country proposes " sponge city " theory, by force
Tuning to organize draining first with " green " measure, to solve the problems, such as traditional cities construction.Seepy material is " sponge city "
One of key built, its water permeability governs the development in " sponge city ", therefore scientifically and rationally detects seepy material
Permeability rate has important practical significance.
Existing permeability rate testing equipment vacuum orifice needs sample to take out, and after sample takes out, air can refill sample
Space is so that evacuation loses meaning, and equipment each several part is independent, does not form entirety, complex operation, calculates complicated, detection
Less efficient, and accuracy is easily affected by human factors.
Therefore, prior art existing defects, need to improve.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of novel water permeable coefficient measuring instrument.
The technical solution of the utility model is as follows：
A kind of novel water permeable coefficient measuring instrument, including：Instrument shell, water system, vacuum equipment, permeable cylinder, flow
Meter；Water system is placed on Instrument shell and is supported by, water system U-shaped connection configuration, and U-shaped one end top is provided with a high position
Confession water assembly, U-shaped other end top is provided with the permeable cylinder of low level；Described vacuum equipment include a vacuum chamber with hatchcover and
The vacuum pump being connected with vacuum chamber, permeable cylinder is placed in vacuum chamber, described effusion meter located at vacuum out of my cabin and with permeable cylinder
Side wall connection.
It is preferred that described confession water assembly includes water supply line, adjustable-height ball-cock assembly, water supply casing, connecting pipe, confession
Penstock；Described water supply line is arranged on above water supply casing, and adjustable-height ball-cock assembly is placed in liquid surface in supply tank body；
Described connecting pipe one end connects water supply box bottom, and the other end connects permeable bottom of cylinder, and described water supply valve is arranged on even
Connect the position close to permeable cylinder bottom for the pipe end.
It is preferred that described vacuum equipment also includes vacuum-pump line, vavuum pump valve, pressure gauge；Described vacuum-pump line
One end connects vacuum pump, and is provided with vavuum pump valve above vacuum pump, and the other end passes through hatchcover to enter vacuum chamber, pressure gauge
Connect with vacuum-pump line, be arranged on above hatchcover.
It is preferred that permeable cylinder side wall with water supply casing bottom level height identical position be connected with effusion meter and
Control the effusion meter valve of effusion meter current.
It is preferred that described vacuum chamber hatchcover is double layer glass, hatchcover bottom margin is provided with sealant.
It is preferred that described flow is calculated as the effusion meter with programming Control module, output result is indirectly displayed as permeable several K.
Using such scheme, this utility model sample after testing equipment extracting vacuum need not take out coefficient of permeability and measure
Instrument, reduces incorporating again of air to a certain extent；Additionally, this utility model by water system, vacuum equipment, permeable cylinder,
The unified entirety of the main composition of four, effusion meter, the instrument for measuring permeability coefficient that this utility model provides does not need by stopwatch, amount
Cylinder etc. carries out flow rate conversion, can be easy to operate with direct reading, calculates simple, detection efficiency is high, reduces systematic error,
Decrease the impact to assay for the anthropic factor；Finally, effusion meter of the present utility model can be that common flow meters reading is
Flow Q, then manual conversion is coefficient of permeability or the effusion meter with programming Control module, and output result directly displays
For coefficient of permeability K, succinctly efficiently.
Brief description
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, this utility model is described in detail.
With reference to shown in Fig. 1, this utility model provides a kind of novel water permeable coefficient measuring instrument, including：Instrument shell 1, water supply
System, vacuum equipment 3, permeable cylinder 4, effusion meter 5；Water system is placed on Instrument shell 1 and is supported by, and water system is in
U-shaped connection configuration, U-shaped one end top is provided with the confession water assembly of a high position, and U-shaped other end top is provided with the permeable cylinder 4 of low level；Institute
State vacuum equipment and include a vacuum chamber 36 with hatchcover 35 and the vacuum pump 31 being connected with vacuum chamber 36, permeable cylinder 4 is placed in very
In empty cabin 36, described effusion meter 5 connects outside vacuum chamber 36 and with permeable cylinder 4 side wall.
Wherein, described confession water assembly includes water supply line 21, adjustable-height ball-cock assembly 22, water supply casing 23, connecting tube
Road 24, water supply valve 25；Described water supply line 21 is arranged on above water supply casing 23, and adjustable-height ball-cock assembly 22 is placed in water supply
Liquid surface in casing 23；Described connecting pipe 24 one end connects water supply casing 23 bottom, and the other end connects permeable cylinder 4 bottom
Portion, described water supply valve 25 is arranged on the position close to permeable cylinder bottom 4 for connecting pipe 24 end.
Wherein, described vacuum equipment 3 also includes vacuum-pump line 32, vavuum pump valve 33, pressure gauge 34；Described vacuum pump
Pipeline 32 one end connects vacuum pump 31, and is provided with vavuum pump valve 33 above vacuum pump 31, and the other end enters through hatchcover 35
Enter vacuum chamber 36, pressure gauge 34 is connected with vacuum-pump line 32, is arranged on above hatchcover 35.
Wherein, permeable cylinder 4 side wall with water supply casing 23 bottom level height identical position by effusion meter pipeline 41
It is communicated to outside vacuum chamber 36, effusion meter pipeline 41 connection flow gauge valve 42, effusion meter 5 respectively.
Wherein, described hatchcover 35 is double layer glass, is easy to observe coefficient of permeability test process, its bottom margin is provided with
Sealant, to ensure the sealing in vacuum storehouse.
Wherein, described effusion meter 5 is the effusion meter with programming Control module, and output result is indirectly displayed as permeable several K.
The step measuring coefficient of permeability with above-mentioned determining instrument is as follows：
1st, preparation：Check each instrument and whether element connects it is ensured that whole system can have sealing property；
2nd, sample 6 surrounding good seal is put in the permeable cylinder 4 in vacuum chamber, cover hatchcover 35, open water supply simultaneously
Valve 25 and effusion meter valve 42；
3rd, to water system 2 sustained water injection, make liquid-immersed sample 6, close water supply valve 25 and effusion meter valve 42；
4th, open the vavuum pump valve 33 on vacuum pump 31 and vacuum pump connecting pipe, extracting vacuum to (90 ± 1) kPa,
And keep 30min；
5th, close vacuum pump 31 and stop evacuation, after pressure gauge 34 pointer becomes " zero ", open water supply valve 25 and effusion meter
Valve 42, treats that the liquid height in waterflow stabilization postscript water supply casing 23 is H；
6th, due to there is height difference H, water will go successively to permeable cylinder 4, enter effusion meter 5, flow by connecting pipe
For Q.
Sample coefficient of permeability can be calculated by formula (1)：
In formula：Q is meter readings；L is sample thickness；H is water-head；A amasss for specimen surface.
In sum, this utility model is mainly made up of water system, vacuum equipment 3, permeable cylinder 4,5 four, effusion meter
Unified overall.Sample 6 need not take out instrument for measuring permeability coefficient after evacuation, reduces melting again of air to a certain extent
Enter.Existing instrument for measuring permeability coefficient needs to carry out flow rate conversion by stopwatch, graduated cylinder etc. it is impossible to direct reading.This utility model
Effusion meter can be common flow meters reading be flow Q, then manual conversion be coefficient of permeability or band programming Control
The effusion meter of module, output result is indirectly displayed as coefficient of permeability K, succinctly efficiently.
These are only preferred embodiment of the present utility model, be not limited to this utility model, all in this practicality
Any modification, equivalent and improvement made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (6)
1. a kind of novel water permeable coefficient measuring instrument is it is characterised in that include：Instrument shell, water system, vacuum equipment, permeable
Cylinder, effusion meter；Water system is placed on Instrument shell and is supported by, water system U-shaped connection configuration, U-shaped one end top
Portion is provided with the confession water assembly of a high position, and U-shaped other end top is provided with the permeable cylinder of low level；Described vacuum equipment includes a band hatchcover
Vacuum chamber and the vacuum pump being connected with vacuum chamber, permeable cylinder is placed in vacuum chamber, described effusion meter located at vacuum out of my cabin and
Connect with permeable cylinder side wall.
2. instrument for measuring permeability coefficient according to claim 1 it is characterised in that described confession water assembly include water supply line,
Adjustable-height ball-cock assembly, water supply casing, connecting pipe, water supply valve；Described water supply line is arranged on above water supply casing, can
Adjust height ball-cock assembly and be placed in liquid surface in supply tank body；Described connecting pipe one end connects water supply box bottom, the other end
Connect permeable bottom of cylinder, described water supply valve is arranged on the position close to permeable cylinder bottom for the connecting pipe end.
3. instrument for measuring permeability coefficient according to claim 1 is it is characterised in that described vacuum equipment also includes vacuum pump line
Road, vavuum pump valve, pressure gauge；Described vacuum-pump line one end connects vacuum pump, and is provided with vacuum pump above vacuum pump
Valve, the other end passes through hatchcover to enter vacuum chamber, and pressure gauge is connected with vacuum-pump line, is arranged on above hatchcover.
4. the instrument for measuring permeability coefficient described in claim 2 it is characterised in that permeable cylinder side wall with water supply casing bottom water
The effusion meter valve that flat height identical position is connected with effusion meter and controls effusion meter current.
5. the instrument for measuring permeability coefficient described in claim 1 or 2 it is characterised in that described hatchcover be double layer glass, its bottom
Portion edge is provided with sealant.
6. the instrument for measuring permeability coefficient described in claim 1 or 2 is it is characterised in that described flow is calculated as carrying programming Control module
Effusion meter, output result is indirectly displayed as permeable several K.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620917615.5U CN205958426U (en) | 2016-08-22 | 2016-08-22 | Novel coefficient measurement appearance permeates water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620917615.5U CN205958426U (en) | 2016-08-22 | 2016-08-22 | Novel coefficient measurement appearance permeates water |
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| Publication Number | Publication Date |
|---|---|
| CN205958426U true CN205958426U (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620917615.5U Active CN205958426U (en) | 2016-08-22 | 2016-08-22 | Novel coefficient measurement appearance permeates water |
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| CN (1) | CN205958426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991218A (en) * | 2017-12-29 | 2018-05-04 | 内蒙古蒙草生态环境（集团）股份有限公司 | A kind of column hidden pipe filtrate laboratory apparatus and its experimental method |
-
2016
- 2016-08-22 CN CN201620917615.5U patent/CN205958426U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991218A (en) * | 2017-12-29 | 2018-05-04 | 内蒙古蒙草生态环境（集团）股份有限公司 | A kind of column hidden pipe filtrate laboratory apparatus and its experimental method |
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