CN206411536U - The test device of water analysis - Google Patents
The test device of water analysis Download PDFInfo
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- CN206411536U CN206411536U CN201720096691.9U CN201720096691U CN206411536U CN 206411536 U CN206411536 U CN 206411536U CN 201720096691 U CN201720096691 U CN 201720096691U CN 206411536 U CN206411536 U CN 206411536U
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Abstract
The utility model discloses a kind of test device of water analysis, including water supply installation, constant-current stabilizer and detection means, constant-current stabilizer includes constant current post, the upper end open of constant current post, lower end closed, constant current post medium position offers water inlet, and constant current post offers overfall above water inlet, and constant current post lower end offers delivery port close to end position.By setting the constant current post of upper end open and lower end closed to play a part of regime flow and hydraulic pressure to water sample to be measured, height can be adjusted in the water-carrying capacity of detection means by the 3rd ball valve, active force suffered by detection means is equal to the gravity of the water sample between the delivery port of constant current post and overfall, the overfall using different height can be adjusted simultaneously, and then reach the purpose of regulation hydraulic pressure, constant-current stabilizer in this programme is simple in construction, it is easy to operate, manufacture is relatively low, can preferably be promoted.
Description
Technical field
A kind of test device of water analysis of the utility model.
Background technology
Chlorine residue, ozone, dissolved oxygen and pH value in water etc. are the important parameters of evaluating water quality, in sanitary standard for drinking water
The index for weighing Disinfection Effect is used as using free residual chlorine content.The detection of these parameters is played in water environment pollution supervision
" eyes " and the effect of " sentry ".Therefore, in water the online analytical instrument of the parameter such as chlorine residue, ozone, dissolved oxygen and pH value in water
Handling process, plumbing, public waterworks, wastewater utilization and water environment are widely applied in terms of assessing, throughout
The every field of the national economy such as metallurgy, electric power, chemical industry, supply water, medicine, food, environmental protection.
Due to electrochemical analysis method have it is easy to operate, have a wide range of application, available for continuous automatic measurement, sensitivity
The features such as high, selectivity and favorable reproducibility, so being to carry out water analysis test using electrochemical methods mostly.Electrochemical methods
The correlation between the electrical quantities such as chlorine residue, ozone, dissolved oxygen isoconcentration and current potential, conductance, the electric current of dissolving is utilized, is realized
The method of quantitative analysis.In measurement, solution is from test sample point, and circulate pond, and flow cell is equipped with measuring probe sensor,
The voltage or the magnitude of current exported according to sensor, calculates and shows the concentration that material is surveyed in solution.
In the online electro-chemical test of chlorine residue, test water sample ceaselessly flows through detecting head surface, its flow, the change of pressure
There can be large effect to the measurement of chlorine residue.Shown according to research, the flow of test is higher, test readout value is bigger, instead
It, the flow of test is lower, and the numerical value of reading is lower.The flowed fluctuation of test, the numerical value for making reading is also in corresponding undulating
State.The test water sample traffic requirement of each producer's tester requirement is not quite similar, but can all indicate on operation instructions recommendation
Test water sample flow value.It is required that the pressure of system there will be a stable state during test, make at the water sample flow of test
In current stabilization state.Otherwise the pressure oscillation of system, will certainly cause measure flow fluctuation, influence test Numerical accuracy and
It is credible.In actual use, because pipe network flow and pressure are very big by water use peak pressure influence, pressure and flow with
Water is fluctuated, and change fluctuated often occurs, so as to cause the significantly change of chlorine residue accuracy of measurement.Due to measuring mechanism
Difference, the measurement of ozone, dissolved oxygen and pH value influenceed less big by test water sample flow.But one can be affirmed surely
Fixed test flow, accuracy and credibility for measurement are favourable.
Utility model content
A purpose of the present utility model is：A kind of test device of water analysis is provided, it can make detected water sample
Stability of flow, easily adjusts uninterrupted.
Another purpose of the present utility model is：A kind of test device of water analysis is provided, its is simple in construction.For up to
This purpose, the utility model uses following technical scheme：
A kind of test device of water analysis, including water supply installation, constant-current stabilizer and detection means, the water supply dress are provided
Put, the constant-current stabilizer, the detection means are sequentially connected, the constant-current stabilizer includes constant current post, the upper end of the constant current post
With opening, the lower end closed of the constant current post, so that the inner space of constant current post 2 is in communication with the outside, in the constant current post
Portion position offers the water inlet being connected with the water supply installation, and the constant current post offers overflow above the water inlet
Mouthful, the constant current post lower end offers the delivery port for connecting detection device close to the position of end.
As a kind of perferred technical scheme, the water supply installation is described including the sample connection in pipe under test, connection
The connecting line of water inlet and the sample connection.
As a kind of perferred technical scheme, on the connecting line from the sample connection to the water inlet according to
It is secondary to be provided with magnetic valve, the first ball valve and flowmeter.
As a kind of perferred technical scheme, the constant current post upper end is inverted U-shaped close to end position.
As a kind of perferred technical scheme, the closure for controlling the overfall folding is provided with the overfall
Device.
As a kind of perferred technical scheme, the overfall is multiple, and multiple overfalls are past along the water inlet
The constant current post upper end arrangement is opened up, and the overfall is provided with the nipple for being connected with overflow hose.
As a kind of perferred technical scheme, the delivery port is provided with the 3rd ball valve for controlling water yield.
As a kind of perferred technical scheme, the detection means includes flow module, probe module, discharge funnel.
As a kind of perferred technical scheme, the 3rd ball valve, the flow module, the probe module, the row
Funnel is put to be sequentially connected.
As a kind of perferred technical scheme, the probe module bottom is offered for discharging inside the probe module
The drain valve of water sample.
The beneficial effects of the utility model are：By setting upper end open, the constant current post of lower end closed rises to test water sample
To the effect of regime flow and hydraulic pressure, the water-carrying capacity of detection means can be adjusted height by the 3rd ball valve, detection means by
The active force arrived is equal to the gravity of the water sample between the delivery port of constant current post and overfall, and different height is used while can adjust
Overfall, and then reach the purpose of regulation hydraulic pressure, the constant-current stabilizer in this programme is simple in construction, easy to operate, manufacture
It is relatively low, can preferably it be promoted.
Brief description of the drawings
The utility model is described in further detail below according to drawings and examples.
Fig. 1 is the test device structural representation of water analysis described in an embodiment.
Fig. 2 is the test device structural representation of water analysis described in another embodiment.
In figure：
101st, sample connection；102nd, connecting line；103rd, magnetic valve；104th, the first ball valve；105th, flowmeter；2nd, constant current
Post；201st, water inlet；202nd, overfall；203rd, delivery port；204th, the 3rd ball valve；301st, flow module；302nd, probe module；
303rd, drain valve；304th, funnel is discharged；4th, inverted U-shaped.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.
Embodiment one：
As shown in figure 1, in the present embodiment, a kind of test device of water analysis described in the utility model, including supply
Water installations, constant-current stabilizer and detection means.The water supply installation, the constant-current stabilizer, the detection means are sequentially connected.It is described
Constant-current stabilizer includes constant current post 2, and the upper end of the constant current post 2 has opening, the lower end closed of the constant current post 2, so that described
The inner space of constant current post 2 is in communication with the outside.The medium position of the constant current post 2 offers the water inlet being connected with the water supply installation
Mouth 201, the constant current post 2 offers an overfall 202 in the top of the water inlet 201, and the lower end of the constant current post 2 is leaned on
The position of close end offers the delivery port 203 for connecting detection device.
The upper end open of the constant current post 2 of this programme so that the inner space of constant current post 2 is connected with the external world, in constant current post 2
Water sample suffered by pressure be equal to atmospheric pressure.By setting overfall 202 in the top of water inlet 201 so that in constant current post 2
Water sample liquid level is fixed, and then ensure that the pressure at delivery port 203 is equal to atmospheric pressure and adds constant current to the active force of water sample
The gravity of water sample in post 2, that is, ensure that the water pressure invariableness of delivery port 203.Delivery port 203 is connected with detection means, delivery port 203
Water pressure invariableness so that flow into the water pressure invariableness of detection means, that is, ensure that the probe of detection means in stable building ring
Border, it is ensured that the accuracy of test data.
In the scheme of the present embodiment, the constant-current stabilizer includes tubular body.The water inlet 201, the delivery port
203rd, the overfall 202 is opened on the body.
The water sample flow that regulation in actual use flows into the constant current post 2 is more than the work that the detection means is required
Make flow so that there is part water sample to be flowed out via the overfall 202 all the time, it is ensured that water sample constant height, that is, ensure that inspection
The probe of device is surveyed in stable working environment, it is ensured that the accuracy of test data.
As a kind of preferred technical scheme, the water supply installation includes the sample connection 101 in pipe under test, connection institute
State the connecting line 102 of water inlet 201 and the sample connection 101.From the sample connection 101 on the connecting line 102
To being disposed with magnetic valve 103, the first ball valve 104 and flowmeter 105 between the water inlet 201.The upper end of constant current post 2
It is inverted U-shaped 4 close to end position.
It can facilitate whether remote control water sample is entered in constant current post 2 by setting magnetic valve 103, convenient operation and control
System.And can ensure that testing the liquid terminated in rear pipe under test cannot be introduced into test device, it is to avoid test device because
This is contaminated.The design of first ball valve 104 and flowmeter 105 can tentatively be adjusted into the flow in constant current post 2, it is ensured that permanent
The normal work of fluidization tower 2.The upper end of constant current post 2 is inverted U-shaped 4, and such design causes extraneous object from dropping to
In constant current post 2, it is therefore prevented that the influence of outer bound pair water sample.
As a kind of preferred technical scheme, the detection means includes flow module 301, probe module 302, discharge leakage
Bucket 304.In the delivery port 203, the 3rd ball valve 204 is set between the flow module 301.3rd ball valve 204 is connected
The flow module 301, the flow module 301, the probe module 302, the discharge funnel 304 are sequentially connected.It is described
The bottom of probe module 302 offers the drain valve 303 for discharging the inside water sample of probe module 302.
The flow of read test hydraulic pressure that sets flow module 301 convenient when test and conveniently the flow of water sample is entered
Row adjustment, it is ensured that the accuracy of test data.Water sample after test is discharged by discharging funnel 304, prevents drainpipe to water sample
Influence, and can prevent from causing the loss of water sample because of siphon effect after test terminates, it is ensured that probe is in moistening shape
State, it is ensured that the accuracy of probe, and protection probe will not be because of being air cured damage.
Embodiment two：
As shown in Fig. 2 in the present embodiment, a kind of test device of water analysis described in the utility model, including supply
Water installations, constant-current stabilizer and detection means.The water supply installation, the constant-current stabilizer, the detection means are sequentially connected.It is described
Constant-current stabilizer includes constant current post 2, and the upper end of the constant current post 2 has opening, the lower end closed of the constant current post 2, so that described
The inner space of constant current post 2 is in communication with the outside.The medium position of the constant current post 2 offers the water inlet being connected with the water supply installation
Mouth 201, the constant current post 2 offers five overfalls 202 in the top of the water inlet 201, and the lower end of the constant current post 2 is leaned on
The position of close end offers the delivery port 203 for connecting detection device.
The upper end open of the constant current post 2 of this programme so that the inner space of constant current post 2 is connected with the external world, in constant current post 2
Water sample suffered by active force be equal to atmospheric pressure to its active force.By setting overfall 202 in the top of water inlet 201,
So that the water sample liquid level in constant current post 2 is fixed, and then it ensure that the hydraulic pressure at delivery port 203 is equal to atmospheric pressure and adds constant current
The gravity of water sample in post 2, that is, ensure that the water pressure invariableness of delivery port 203.Delivery port 203 is connected with detection means, delivery port 203
Water pressure invariableness so that flow into the water pressure invariableness of detection means, that is, ensure that the probe of detection means in stable building ring
Border, it is ensured that the accuracy of test data.
In the scheme of the present embodiment, the constant-current stabilizer includes tubular body.The water inlet 201, the delivery port
203rd, the overfall 202 is opened on the body.
The water sample flow that regulation in actual use flows into the constant current post 2 is more than the work that the detection means is required
Make flow so that there is part water sample to be flowed out via the overfall 202 all the time, it is ensured that water sample constant height, that is, ensure that inspection
The probe of device is surveyed in stable working environment, it is ensured that the accuracy of test data.As a kind of preferred technical scheme,
The water supply installation includes the sample connection 101 in pipe under test, the connection water inlet 201 and the sample connection 101
Connecting line 102.On the connecting line 102 electricity is disposed with from the sample connection 101 to the water inlet 201
Magnet valve 103, the first ball valve 104 and flowmeter 105.The upper end of constant current post 2 is inverted U-shaped 4 close to end position.
It can facilitate whether remote control water sample is entered in constant current post 2 by setting magnetic valve 103, convenient operation and control
System.And can ensure that testing the liquid terminated in rear pipe under test cannot be introduced into test device, it is to avoid test device because
This is contaminated.The design of first ball valve 104 and flowmeter 105 can tentatively be adjusted into the flow in constant current post 2, it is ensured that permanent
The normal work of fluidization tower 2.The upper end of constant current post 2 is inverted U-shaped 4, and such design causes extraneous object from dropping to
In constant current post 2, it is therefore prevented that the influence of outer bound pair water sample.
The overfall 202 of multiple different heights is set, and is provided with overfall 202 for controlling the folding of overfall 202
Closing device.The closing device can be ball valve or closure plate.Overfall 202 is provided with the spiral shell for being connected with overflow hose
Line joint.Multiple highly different overfalls 202 by the control folding of the second ball valve, overfall 202 is provided with for connecting
The nipple of overflow hose, such design can conveniently in use according to be actually needed change different height overflow
Head piece 202, and then adjust the hydraulic pressure at delivery port 203, that is, adjust the work water pressure of detection means.Such design causes moisture
The use of the test device of analysis is more convenient, and adaptability is stronger.
As a kind of preferred technical scheme, the detection means includes flow module 301, probe module 302, discharge leakage
Bucket 304.In the delivery port 203, the 3rd ball valve 204 is set between the flow module 301.3rd ball valve 204 is connected
The flow module 301, the flow module 301, the probe module 302, the discharge funnel 304 are sequentially connected.It is described
The bottom of probe module 302 offers the drain valve 303 for discharging the inside water sample of probe module 302.
The flow of read test hydraulic pressure that sets flow module 301 convenient when test and conveniently the flow of water sample is entered
Row adjustment, it is ensured that the accuracy of test data.Water sample after test is discharged by discharging funnel 304, prevents drainpipe to water sample
Influence, and can prevent from causing the loss of water sample because of siphon effect after test terminates, it is ensured that probe is in moistening shape
State, it is ensured that the accuracy of probe, and protection probe will not be because of being air cured damage.
In other embodiments, the quantity of overfall 202 can also be two, three, four or more than five.
In description herein, it is to be understood that term " first ", " the 3rd " are only used for being distinguish between in description,
Without particular meaning.
It is to be understood that, above-mentioned embodiment is only preferred embodiment of the present utility model and institute's application technology
Principle, in technical scope disclosed in the utility model, what any one skilled in the art was readily apparent that
Change or replacement, should all cover in protection domain of the present utility model.
The utility model is illustrated above by specific embodiment, but the utility model is not limited to these tools
The embodiment of body.It will be understood by those skilled in the art that various modifications, equivalent substitution, change can also be made to the utility model
Etc..But, these conversion, all should be within protection domain of the present utility model without departing from spirit of the present utility model.
In addition, some terms used in present specification and claims are not limitation, it is only for be easy to description.This
Outside, described in above many places " one embodiment ", " another embodiment " etc. represents different embodiments, naturally it is also possible to by it
It is all or part of to combine in one embodiment.
Claims (10)
1. a kind of test device of water analysis, it is characterised in that described including water supply installation, constant-current stabilizer and detection means
Water supply installation, the constant-current stabilizer, the detection means are sequentially connected, and the constant-current stabilizer includes constant current post, the constant current post
Upper end there is opening, the lower end closed of the constant current post, so that the constant current post（2）Inner space is in communication with the outside, described
The medium position of constant current post offers the water inlet being connected with the water supply installation, and the constant current post is in the top of the water inlet
Overfall is offered, the lower end of the constant current post offers the delivery port for connecting detection device close to the position of end.
2. the test device of water analysis according to claim 1, it is characterised in that the water supply installation includes treating test tube
The connecting line of sample connection, the connection water inlet and the sample connection on road.
3. the test device of water analysis according to claim 2, it is characterised in that taken on the connecting line from described
Sample interface is to being disposed with magnetic valve, the first ball valve and flowmeter between the water inlet.
4. the test device of water analysis according to claim 1, it is characterised in that the constant current post upper end is close to end
Position is inverted U-shaped.
5. the test device of water analysis according to claim 1, it is characterised in that being provided with the overfall is used for
Control the closing device of the overfall folding.
6. the test device of water analysis according to claim 1, it is characterised in that the overfall be it is multiple, it is multiple
The overfall is opened up along the water inlet toward constant current post upper end arrangement, and the overfall, which is provided with, to be used for and overflow hose
The nipple of connection.
7. the test device of water analysis according to claim 1, it is characterised in that the delivery port is provided with for controlling
Make the 3rd ball valve of water.
8. the test device of water analysis according to claim 7, it is characterised in that the detection means includes flow mould
Block, probe module, discharge funnel.
9. the test device of water analysis according to claim 8, it is characterised in that the 3rd ball valve, the flow
Module, the probe module, the discharge funnel are sequentially connected.
10. the test device of water analysis according to claim 9, it is characterised in that the probe module bottom is opened up
There is the drain valve for discharging water sample inside the probe module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720096691.9U CN206411536U (en) | 2017-01-24 | 2017-01-24 | The test device of water analysis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720096691.9U CN206411536U (en) | 2017-01-24 | 2017-01-24 | The test device of water analysis |
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| CN206411536U true CN206411536U (en) | 2017-08-15 |
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| CN201720096691.9U Active CN206411536U (en) | 2017-01-24 | 2017-01-24 | The test device of water analysis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406557A (en) * | 2018-12-07 | 2019-03-01 | 长沙开元仪器有限公司 | A kind of fluid sample on-line analysis device |
-
2017
- 2017-01-24 CN CN201720096691.9U patent/CN206411536U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406557A (en) * | 2018-12-07 | 2019-03-01 | 长沙开元仪器有限公司 | A kind of fluid sample on-line analysis device |
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