CN207472759U - A kind of water quality parameter detection device - Google Patents
A kind of water quality parameter detection device Download PDFInfo
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- CN207472759U CN207472759U CN201721487030.5U CN201721487030U CN207472759U CN 207472759 U CN207472759 U CN 207472759U CN 201721487030 U CN201721487030 U CN 201721487030U CN 207472759 U CN207472759 U CN 207472759U
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Abstract
The utility model discloses a kind of water quality parameter detection device, including housing unit, detection unit and display unit；Detection unit is liquid flow path pressure resistance cavity body structure, is placed in housing unit；Fluid to be measured enters detection device by water inlet, followed by Tiao Zheng Kuai ﹑ Bi Se Min ﹑ shutoff valves, is finally discharged by water outlet；When testing liquid flows through cuvette, detection obtains TOC values, turbidity value and the TDS values for treating liquid；Testing result is shown and/or is warned by display device.The utility model can improve the accuracy and stability of TOC ﹑ Zhuo Du ﹑ TDS parameters in real-time online detection water；Its composition error rate can reach ± 2%, and can improve measurement precision and stability；It is sampled with conventional field, lab analysis is compared, and detection speed is fast, and detection speed is less than 1 second, can reach real-time display.
Description
Technical field
The utility model is related to water quality inspection technique fields, and in particular to a kind of water quality parameter detection device.
Background technology
As people improve daily safe drinking water and environmentally friendly attention rate, water quality parameter detection has become Social Water Resource
The necessary means of quality monitoring.Water quality detection is mainly carried out using chemical method, spectra methods at present.The cost of chemical method compared with
It is low, but the service life is shorter, is affected by the external environment big, it is impossible to monitoring real-time；Spectral analysis technique is in water quality monitoring
Using also increasingly extensive.It is with non-secondary pollution, without chemical reagent and can realize many merits such as measuring multiple parameters.According to inspection
The difference of survey method, spectral water quality analytical parameters mainly have continuous spectrum analysis, multi-wavelength analysis, dual wavelength analysis and Single wavelength
The methods of analysis.At present, there is live artificial sample more in market common device, and test in laboratory is analyzed, and subsequently goes out the mistake of data
Journey, method and function are single, the characteristics of cannot detecting in real time, have of high cost, and volume is big, and power consumption is high, and use scope is small, school
The drawbacks such as positive difficult and functional lability, and be difficult to be combined with intelligent mobile terminal.As being difficult to meet and be increasingly enhanced at present
The drinking water purifier water quality detection market demand.
Therefore, in water quality parameter detection, how effectively to overcome the shortcomings that existing, reach high measurement accuracy and system
Stability reduces measurement cost and is asked with operation difficulty, product miniaturization, real-time, intelligence as now urgently to be resolved hurrily
Topic.
Utility model content
Purpose of utility model：In order to overcome the deficiencies in the prior art, the utility model provides a kind of water quality parameter
Detection device by detecting in real time and online feedback, can obtain testing result, solve the deficiencies in the prior art at any time.
Technical solution：To achieve the above object, the technical solution adopted in the utility model is：A kind of water quality parameter detection dress
It puts, which is characterized in that including housing unit, detection unit and display unit；
The detection unit is liquid flow path pressure resistance cavity body structure, is placed in housing unit；The detection unit includes bottom
Seat, stent, master control borad, receiving module, cuvette, link block, adjustment block, shutoff valve, UV module, infrared module, TDS
Module；
All modules are existing module, can directly be purchased.The design master to be protected is location layout and company
Relationship is connect, layout and the relationship connected are to form the main contents of the present apparatus.
The stent is located above pedestal, and the stent includes left chamber body and right chamber body, and left chamber body is connected with right chamber body；It is left
Cavity is connected with water inlet, and right chamber body is connected with water outlet；
The cuvette is mounted in the left chamber body and, the UV module and the infrared ray mould coaxial with cavity
Block is placed in cuvette periphery；
The link block connects support base left chamber body and cuvette with one heart；The adjustment is fastened on link block and colorimetric soon
Among ware, for adjusting seal clearance；The adjustment block is elastic resistant material.
The display unit shows the testing result after master control plate analysis.
Further, the housing unit is mutually permanently connected by dismountable mode with detection unit.By removable
The mode unloaded connects, and can easily replace housing, easy access and replacement.
Further, the UV module includes UV emitter control panel and UV emitter；The infrared ray mould
Block includes infrared emission control panel and RF transmitter；The receiving module includes receiving control panel and receiver；The purple
The mounting hole of outside line transmitter and the mounting hole of receiver are coaxial, because when measuring TOC using ultraviolet absorption method, ultraviolet light is beaten
Dissolubility and when suspension organic matter carbon containing substance, are partially absorbed in water, and transmissive portion light intensity is measured through coaxial convergence to decline
It is more accurate to subtract；The axis of the mounting hole of the RF transmitter and receiver is mutually perpendicular to because detecting turbidity using scattering method
When, it all around can all occur that scattering is i.e. spuious to penetrate when infrared light beats little particle in water, reduction measurement accuracy, and little particle pair
It is more effective for the scattering of long wavelength's light in the scattering ratio of short wavelength light, when turbidity is less than 40NTU, use 90 degree of scatterings
Photo-detector measurement turbidity due to the interference that coloration or absorbing material are brought, and by astigmatism it is possible to prevente effectively from minimize, increase
The accuracy measured.
Further, the display unit includes display device, wireless transport module, mobile terminal and alarm module.It is logical
Cross wireless way for transmitting data, all intelligent terminals in network can be used, real-time display detection parameters as a result,
Understand the details of water quality at any time convenient for user.
Further, the display device includes display screen and indicator light.
Further, testing result is sent to mobile terminal by the wireless transport module and shown by the display unit
And/or it warns.
Further, the pipeline that liquid to be detected flows through includes several sealing devices, and the sealing device includes sealing
Circle so that the pipeline of testing liquid forms pressure-tight pipeline.
It is as follows with detection device detection water quality parameter：
Fluid to be measured enters detection device by water inlet, followed by Tiao Zheng Kuai ﹑ Bi Se Min ﹑ shutoff valves, finally passes through
Water outlet is discharged；
When testing liquid flows through cuvette, the UV emitter is controlled through ultraviolet emission control panel, and ultraviolet light is made
For light source, carry out in collimated incident to cuvette, the absorption through interior liquid Organic Compounds, the light after transmission converges to reception
Device, received control panel measure the relative light intensity value of light extraction, and testing liquid is obtained using the calculating of master control borad computing circuit
TOC values；The infrared transmitter is controlled through infrared emission control panel, using infrared light as light source, carries out collimated incident to colorimetric
In ware, the scattering through interior liquid suspended-particle object, scattering light converges to receiver, and received control panel measures the light relatively of light extraction
Intensity values obtain the turbidity value of testing liquid using the calculating of master control borad computing circuit；The electrode and prepare liquid of the TDS modules
Body contacts, and the TDS values of testing liquid are obtained by the calculating of master control borad computing circuit；
Master control borad is by the TDS values of the TOC values of the testing liquid, the turbidity value of the testing liquid and the testing liquid
It is shown and/or warned by display device.
Advantageous effect：A kind of water quality parameter detection device and method provided by the utility model, have the following advantages that：
(1) accuracy and stability of TOC ﹑ Zhuo Du ﹑ TDS parameters in real-time online detection water can be improved；Its composition error
Rate can reach ± 2%,
(2) measurement precision and stability are improved；
(3) compared with previous chemical detection method, no Wu Ran ﹑ Chang Shou Ming ﹑ are affected by environment small；
(4) compact-sized, rationally distributed, integrated level is high, small, is easily installed and carries, use scope is wide；
(5) it is intelligent；
(6) it is sampled with conventional field, lab analysis is compared, and detection speed is fast, and detection speed is less than 1 second, can reach reality
When show.
Description of the drawings
Fig. 1 is the schematic diagram of the method and apparatus of the utility model water quality parameter detection.
Fig. 2 is the schematic diagram of the method and apparatus of the utility model water quality parameter detection.
Fig. 3 is the front sectional view of the method and apparatus of the utility model water quality parameter detection.
Fig. 4 is the stereoscopic schematic diagram of the method and apparatus detection unit of the utility model water quality parameter detection.
Fig. 5 is the A-A overhead sectional views of the method and apparatus detection unit of the utility model water quality parameter detection.
In figure, 1, housing unit；1.1st, case；1.2nd, cam；2nd, detection unit；2.1st, pedestal；2.2nd, water inlet；2.3、
Water outlet；2.4th, O-ring；2.5th, mounting flange；2.6th, recessed button；2.7th, stent；2.8th, screw；2.9th, plug；2.10, master control
Plate；2.11st, control panel is received；2.12, receiver；2.13rd, infrared emission control panel；2.14, infrared transmitter；2.15, it is ultraviolet
Transmitter control panel；2.16, UV emitter；2.17, link block；2.18, adjustment block；2.19, cuvette；2.20, O-ring；
2.21, shutoff valve；2.22, cavity；2.23rd, TDS modules；3rd, detection unit；3.1st, display device；3.2nd, wireless transport module；
3.3rd, mobile terminal；3.4 alarm module；
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of water quality parameter detection device, which is characterized in that including housing unit, detection unit and display
Unit；Mainly for detection of the TOC ﹑ turbidity of water quality and TDS parameters.TOC parameters, i.e. Total Organic Carbon, always have
Machine carbon parameter；Turbidity refers to the obstruction degree occurred when suspended matter penetrates light in water；TDS parameters, i.e. Total
Dissolved Solids, total dissolved solidss.
As shown in Figures 2 and 3, housing unit 1 mainly includes case 1.1 and cam 1.2；The case 1.1 is cavity knot
Structure is placed on 2 outside of detection unit, sets fixation by 2.6 card of button recessed set by inside cam 1.2 and detection unit pedestal, is used for
Protection and beautiful detection unit, and connection by this way is readily disassembled, and can easily replace internals.
A-A in Fig. 4 illustrates for section view, the sectional view in Fig. 5, that is, A-A faces.
The detection unit 2 as shown in Fig. 1,3,4,5 includes pedestal 2.1, water inlet 2.2, water outlet 2.3, O-ring 2.4 and peace
It fills flange 2.5, recessed button 2.6, stent 2.7, screw 2.8, plug 2.9, master control borad 2.10, receive control panel 2.11, receiver
2.12nd, infrared emission control panel 2.13, infrared transmitter 2.14, UV emitter control panel 2.15, UV emitter 2.16, company
Connect block 2.17, adjustment block 2.18, cuvette 2.19, O-ring 2.20, shutoff valve 2.21, cavity 2.22, TDS modules 2.23.
The generally liquid flow path pressure-tight cavity body structure of detection unit 2；The pedestal 2.1 is equipped with water inlet 2.2 and goes out
The mouth of a river 2.3；Water inlet 2.1 is externally provided with one or more O-rings 2.4 with water outlet 2.3, for ensureing that matched pipeline is close
Envelope；The pedestal 2.1 is communicated equipped with left and right chamber hole with water inlet 2.2 and water outlet 2.3 respectively；The link block 2.17 is same
The heart is arranged in 2.1 left chamber body opening of pedestal；The link block 2.17 is sealed by hole in O-ring 2.20 and left chamber body；The tune
Monoblock 2.18 is elastic material and is arranged between link block 2.17 and cuvette 2.19；The shutoff valve 2.21 is set on cuvette
On 2.19.
Internal stent is equipped with the cavity that left and right communicates；Link block 2.17, adjustment block 2.18, cuvette 2.19, shutoff valve
2.21 are arranged in 2.1 left chamber body of stent, and sealed by multiple O-rings 2.20 with one heart.Cavity is arranged in pedestal on the right side of stent
In 2.1 right side chamber holes, and sealed by outer chamber in O-ring；The stent 2.7 is fixed with pedestal 2.1 by screw link
It is integrated.
The position of installation cuvette 2.19 in 2.7 left chamber of stent, equipped with UV emitter 2.16, infrared transmitter 2.14,
2.12 mounting hole of receiver；2.16 mounting hole of actinolyte and 2.12 mounting hole concentric arrangement of receiver；It is described red
90 degree of layouts of 2.14 mounting hole of external transmitter and 2.12 mounting hole of receiver are set；2.7 upper end of stent is equipped with location hole
2.23；The UV emitter control panel 2.15 is positioned in 2.7 mounting hole of stent and is linked as with ultraviolet emission control panel 2.15
One, is fixed on by screw on stent；The infrared transmitter 2.14 is positioned in 2.7 mounting hole of stent and and infrared emission
Control panel 2.13 is connected as a single entity, and is fixed on stent 2.7 by screw；The receiver 2.12 is positioned at 2.7 mounting hole of stent
It is interior and with receive control panel 2.11 be connected as a single entity, be fixed on stent 2.7 by screw；The ultraviolet emission control panel 2.15,
Infrared emission control panel 2.13, reception control panel 2.11 are connected respectively by signal wire with master control borad 2.10；The TDS modules
2.23 are used to be mounted in 2.7 cavity 2.22 of stent.
Fluid to be measured enters detection device by water inlet 2.2, shuts off followed by 2.18 ﹑ cuvettes of adjustment block, 2.19 ﹑
Valve 2.21, the left chamber body of stent, are finally discharged at the right chamber body of stent by water outlet 2.3；Entire pipeline forms pressure-tight pipe
Road.
When testing liquid flows through cuvette, the UV emitter 2.16 is controlled through ultraviolet emission control panel 2.15, will
The ultraviolet light of 250-280nm wavelength is carried out in collimated incident to cuvette 2.19, as light source through interior liquid Organic Compounds
Absorption, the light after transmission converges to receiver 2.12, and received control panel 2.11 measures the relative light intensity value of light extraction, using
The calculating of 2.10 computing circuit of master control borad obtains the TOC values of testing liquid；
The infrared transmitter 2.14 is controlled through infrared emission control panel, using the infrared light of 700-900nm wavelength as light
Source is carried out in collimated incident to cuvette 2.19, the scattering through interior liquid suspended-particle object, and scattering light converges to receiver
2.12, received control panel measures the relative light intensity value of light extraction, is obtained using the calculating of 2.10 computing circuit of master control borad to be measured
The turbidity value of liquid；
The electrode of the TDS modules 2.23 is contacted with testing liquid, is obtained by the calculating of 2.10 computing circuit of master control borad
The TDS values of testing liquid.
The master control borad 2.10 is used for the calculating of computing circuit and exports testing result to display unit.
Cuvette 2.19 uses the quartz material of high-transmission rate.
Display unit 3 shows the measurement result of master control borad 2.10 by display device 3.1.Display device include but
Display screen, indicator light etc. are not limited to, can play the device of similar effect can be used as display device.Display unit also may be used simultaneously
It is shown so that measurement result is transmitted to mobile terminal 3.3 by wireless transport module 3.2, mobile terminal here can be any
The terminal of network is had access to, including mobile phone, tablet computer etc..
When measurement result be more than threshold value when (measurement result does not meet the standard of related setting), alarm unit 3.4 gives
Warning is reminded or sends out, the alarm unit can play any of suggesting effect by sound, word, image or light etc.
Form prompts user.
The above is only the preferred embodiment of the utility model, it should be pointed out that：For the common skill of the art
For art personnel, under the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of water quality parameter detection device, which is characterized in that including housing unit, detection unit and display unit；
The detection unit is liquid flow path pressure resistance cavity body structure, is placed in housing unit；The detection unit includes pedestal, branch
Frame, master control borad, receiving module, cuvette, link block, adjustment block, shutoff valve, UV module, infrared module, TDS modules；
The stent is located above pedestal, and the stent includes left chamber body and right chamber body, and left chamber body is connected with right chamber body；Left chamber body
It is connected with water inlet, right chamber body is connected with water outlet；
The cuvette is in the left chamber body and coaxial with cavity, and the UV module and the infrared module are put
In cuvette periphery；
The UV module includes UV emitter control panel and UV emitter；The infrared module includes infrared emission
Control panel and RF transmitter；The receiving module includes receiving control panel and receiver；The peace of the actinolyte
It fills hole and the mounting hole of receiver is coaxial；The axis of the mounting hole of the RF transmitter and receiver is mutually perpendicular to；
The display unit shows the testing result after master control plate analysis.
2. a kind of water quality parameter detection device as described in claim 1, which is characterized in that the housing unit passes through detachable
Mode be mutually permanently connected with detection unit.
3. a kind of water quality parameter detection device as described in claim 1, which is characterized in that the display unit includes display and fills
It puts, wireless transport module, mobile terminal and alarm module.
4. a kind of water quality parameter detection device as claimed in claim 3, which is characterized in that the display device includes display screen
And indicator light.
5. a kind of water quality parameter detection device as claimed in claim 3, which is characterized in that the display unit is by testing result
Mobile terminal is sent to by the wireless transport module to show and/or warn.
A kind of 6. water quality parameter detection device as described in claim 1, which is characterized in that the pipeline that liquid to be detected flows through
Including several sealing devices, the sealing device includes sealing ring.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721487030.5U CN207472759U (en) | 2017-11-09 | 2017-11-09 | A kind of water quality parameter detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721487030.5U CN207472759U (en) | 2017-11-09 | 2017-11-09 | A kind of water quality parameter detection device |
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| CN207472759U true CN207472759U (en) | 2018-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781641A (en) * | 2017-11-09 | 2019-05-21 | 深圳一目科技有限公司 | A kind of water quality parameter detection device and its method |
-
2017
- 2017-11-09 CN CN201721487030.5U patent/CN207472759U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781641A (en) * | 2017-11-09 | 2019-05-21 | 深圳一目科技有限公司 | A kind of water quality parameter detection device and its method |
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