CN207096105U - A kind of water quality on-line detecting system - Google Patents
A kind of water quality on-line detecting system Download PDFInfo
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- CN207096105U CN207096105U CN201720316948.7U CN201720316948U CN207096105U CN 207096105 U CN207096105 U CN 207096105U CN 201720316948 U CN201720316948 U CN 201720316948U CN 207096105 U CN207096105 U CN 207096105U
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Abstract
It the utility model is related to a kind of water quality on-line detecting system, including water quality online detection unit (101), the controller unit (105) being connected with water quality online detection unit (101), and the display unit (102) being connected with controller unit (105), it is characterised in that：The water quality online detection unit (101) comprises at least the organic matter detection sensor having for detecting water quality content of organics, wherein described organic matter detection sensor includes that the light source (1) of ultraviolet, and the detection components that can detect Organic substance in water content coordinated with the light source (1) can be sent.Compared with prior art, the utility model has the advantage of：By setting organic analyte detection sensor in water quality online detection unit, so that water quality on-line detecting system provided by the utility model can in real time detect and show Organic substance in water content, other organic matter detection sensor cost provided by the utility model is low, small volume, is adapted to a variety of detection occasions to use.
Description
Technical field
It the utility model is related to a kind of water quality on-line detecting system.
Background technology
Water is one of valuable source of human lives and existence, water pollution and water quality caused by present society and economic development
Degenerate, it has also become one of our most important environmental problems.In recent years, the event of water pollution happens occasionally.In order to prevent to happen suddenly
The generation of contact scar event, it is necessary to the detection to water quality is realized using advanced water analysis technology, while can be shown in real time
Show water quality detection result, when contaminated matter, the timely early-warning and predicting of energy occur for water quality.The early warning system master commonly used both at home and abroad at present
To be the early warning system based on conventional physical and chemical analysis method, can Direct Analysis measure water environment in poisonous and harmful substance
Or concentration, but often there is hysteresis quality, it is necessary to the regular hour.
The detection of content of organics at present mainly relies on spectrophotometer, and its operation principle is：By being 254 to wavelength
The trap of the ultraviolet of nanometer to characterize the total content of organic matter indirectly, after the ultraviolet that wavelength is 254 nanometers passes through water, water
In organic matter can absorb the ultraviolet of part, and the concentration of organic matter is bigger, and the intensity of ultraviolet radiation absorption is also bigger, therefore purple
The trap of outside line correspond to the content of organic matter.Different organic matters has different absorptions strong for different wave length ultraviolet
Degree, by scanning the absorption intensity of different wave length ultraviolet, can substantially analyze the content of different type organics in water outlet.It is and total
The measurement of content, i.e., the overall target of different content of organics, is mainly reflected on the ultraviolet of 254 nano wave lengths.
But spectrophotometer is an instrument in itself, and price is very expensive, and volume is also very huge, most importantly for
The use of ordinary person also has certain obstacle.
Utility model content
Technical problem to be solved in the utility model be for above-mentioned prior art provide a kind of cost it is low, at least can be real
When show the water quality on-line detecting system of Organic substance in water content.
Technical scheme is used by the utility model solves above-mentioned technical problem：A kind of water quality on-line detecting system, bag
Water quality online detection unit is included, the controller unit being connected with water quality online detection unit, and be connected with controller unit aobvious
Show unit, it is characterised in that：The water quality online detection unit, which comprises at least, to be had for detecting the organic of water quality content of organics
Analyte detection sensor, wherein the organic matter detection sensor includes that the light source of ultraviolet can be sent, and coordinate with the light source
The detection components that can detect Organic substance in water content, the detection components include
The detection pipe that can be penetrated by the ultraviolet that the light source is sent, detected water can pass through the detection pipe；
The ultraviolet line receiver of detection group, sent from the light source for detecting and penetrate the ultraviolet after the detection pipe
Intensity；
Wherein, the ultraviolet line receiver of detection group is connected with circuit board or controller unit, circuit board or the controller list
The uitraviolet intensity that member can receive according to the ultraviolet line receiver of detection group is calculated by Organic substance in water content in detection pipe；Work as inspection
When the ultraviolet line receiver of survey group is connected with circuit board, circuit board is connected with controller unit.
The organic matter detection sensor of above-mentioned offer, can not only effective detection Organic substance in water content, part is few, structure letter
It is single, therefore small volume, lower-cost detection part can be made.
As an improvement, organic matter detection sensor provided by the utility model, in addition to housing, detection components are arranged on shell
In vivo：In the housing light source appearance is arranged on provided with light source accommodating cavity or the light source accommodating hole for allowing light source to pass through, the light source
Put intracavitary or be located in light source accommodating hole；It is additionally provided with the housing and holds with light source accommodating cavity or the light source for allowing light source to pass through
The detection pipe accommodating cavity of hole connection is put, detection pipe is arranged in detection pipe accommodating cavity；The ultraviolet line receiver of detection group is set
It is in housing and relative with detection pipe.
It is arranged with isolation shading protective case outside the light source, light source is arranged the light that housing is arranged on after isolation shading protective case
In the accommodating cavity of source or it is located in light source accommodating hole；Detection light loophole is provided with isolation shading protective case；The light source is sent
Ultraviolet reach the ultraviolet line receiver of detection group by penetrating the detection pipe after detection light loophole again.Isolate shading
The promising isolation light source of effect of protective case, prevent the ultraviolet that light source is sent from causing housing aging to irradiation.By being hidden in isolation
Light protective case opens up detection light loophole, can make light launch angle between light source and the ultraviolet line receiver of detection group compared with
It is small, so as to reduce light in transmit process due to the uncertainty of detection data caused by refraction and reflection.
Improve again, the water supply connector connected respectively with detection pipe both ends and water out adapter are connected with the housing.
Improve again, the position that the water supply connector and water out adapter are connected with detection pipe both ends is provided with sealing ring.
Improve again, the circuit board is fixed on housing, and the detection light connected with detection pipe accommodating cavity is provided with housing and is led to
Road, the ultraviolet line receiver of detection group are located at after being fixed on circuit board in detection optical channel.
The light source that ultraviolet can be sent typically uses uviol lamp, and uviol lamp is with the extension of usage time, its purple sent
Outer line strength can produce certain decay, in order to improve the accuracy of detection.Organic matter sensor in the utility model also wraps
Control component is included, control component is also disposed in housing, wherein a kind of preferably scheme of control component is：
The control group ultraviolet that control component includes the intensity that can detect the ultraviolet directly sent from the light source connects
Device is received, the ultraviolet line receiver of control group is also connected with circuit board, and circuit board receives ultraviolet according to the ultraviolet line receiver of detection group
Uitraviolet intensity that line strength and the ultraviolet line receiver of control group receive is calculated by Organic substance in water content in detection pipe；
It is provided with the isolation shading protective case and the housing is arranged on to irradiation loophole, the ultraviolet line receiver of control group
It is interior and relative with to irradiation loophole, so that the ultraviolet that the light source is sent passes through to directly arrival pair after irradiation loophole
According to the ultraviolet line receiver of group.By being opened up in isolation shading protective case to irradiation loophole, light source can be made ultraviolet with control group
Light launch angle between line receiver is smaller, so as to reduce light in transmit process due to inspection caused by refraction and reflection
Survey the uncertainty of data.
The control component can be arranged on the homonymy of light source, the detection light loophole and the control with detection components
Light loophole is positioned at isolation shading protective case the same side；It is provided with the housing and is compareed with to the connection of irradiation loophole and face
Optical channel, the ultraviolet line receiver of control group are arranged in control optical channel.
The control component can also be symmetricly set on the two opposite sides of light source accommodating cavity, the detection light with detection components
Loophole and described be symmetricly set on to irradiation loophole isolate shading protective case two opposite sides；Be provided with housing with it is saturating to irradiation
The ultraviolet line receiver mounting hole of control group of unthreaded hole face, the ultraviolet line receiver of control group are arranged on control group ultraviolet reception
In device mounting hole.
Control component and the detection components may be located on outside light source accommodating cavity not homonymy, the detection light loophole and
It is described that the isolation same circumference diverse location of shading protective case is arranged on to irradiation loophole, and with isolating the same circle of shading protective case
Compareed between all central point lines into the angle of not 180 degrees, interior be provided with of the housing with to the connection of irradiation loophole and face
Optical channel, the ultraviolet line receiver of control group are arranged in control optical channel.
Another preferable scheme of control component is that the control component includes：
The control tube that can be penetrated by the ultraviolet that the light source is sent, control tube inner vacuum or set air or set it is pure
Water；
The ultraviolet line receiver of control group, sent from the light source for detecting and penetrate the ultraviolet after the control tube
Intensity；
The ultraviolet line receiver of control group is also connected with circuit board, the purple that circuit board receives according to the ultraviolet line receiver of detection group
The uitraviolet intensity that the outer ultraviolet line receiver of line strength and control group receives is contained to calculate by Organic substance in water in detection pipe
Amount.
It can be provided with insulation blocking set to irradiation loophole, the ultraviolet that the light source is sent passes through to irradiation printing opacity
The control tube arrival ultraviolet line receiver of control group is being penetrated behind hole.
Now, the control component homonymy that can be arranged on light source same with detection components, the detection light loophole
It is located at isolation shading protective case the same side to irradiation loophole with described；It is provided with the housing and irradiation loophole is connected with described
Logical control tube accommodating cavity, control tube are arranged in control tube accommodating cavity；The ultraviolet line receiver of control group is arranged on housing
It is interior and relative with control tube, so that the ultraviolet that the light source is sent passes through to penetrating the control tube again after irradiation loophole
Reach the ultraviolet line receiver of the control group.
The control component two opposite sides that can also be symmetricly set on light source accommodating cavity same with detection components, the inspection
Light-metering loophole and described be symmetricly set on to irradiation loophole isolate shading protective case two opposite sides；Be provided with housing with it is described
To the control tube accommodating cavity of irradiation loophole connection, control tube is arranged in control tube accommodating cavity；The control group ultraviolet connects
Device is received to be arranged in housing and relative with control tube so that the ultraviolet that sends of the light source by after irradiation loophole again
Penetrate the control tube and reach the ultraviolet line receiver of control group.
The control component is same with detection components to may be located on light source accommodating cavity not homonymy outside, the detection light printing opacity
Hole and described be arranged on to irradiation loophole isolate the same circumference diverse location of shading protective case, and same with isolating shading protective case
It is provided with into the angle of not 180 degrees between one circle center's point line, in housing and the control tube connected to irradiation loophole
Accommodating cavity, control tube are arranged in control tube accommodating cavity；The ultraviolet line receiver of control group is arranged in housing and with compareing
Pipe is relative so that the ultraviolet that the light source is sent pass through to penetrated again after irradiation loophole the control tube reach it is described right
According to the ultraviolet line receiver of group.
Do not opened up specially to irradiation loophole, when being only provided with detection light loophole, the housing when insulation blocking is put
It is interior be provided with detection light loophole face and the light lead passage that connect, middle part and the vertically disposed light splitting passage of light lead passage, and
For the ultraviolet in light lead passage to be evenly spread to the spectroscope of light splitting passage both sides, the detection pipe accommodating cavity is arranged on
It is divided passage side；Control tube accommodating cavity is provided with positioned at light splitting passage opposite side in the housing, control tube is arranged on control tube
In accommodating cavity；The ultraviolet line receiver of control group is arranged in housing and relative with control tube, so that the light source is sent
Ultraviolet reached by penetrating the control tube again after spectroscope enters light splitting passage after detection light loophole, light lead passage
The ultraviolet line receiver of control group.
The light lead vias inner walls are provided with the first insulation blocking sleeve.
The light splitting vias inner walls are provided with the second insulation blocking sleeve.
The utility model also includes and temperature sensor of the light source contacts for detecting the light-source temperature；In circuit
During plate Organic substance in water content, main disturbing factor is the change of light source, and the change of light source is mainly due to temperature, with
The usage time of light source pushes away length, and the temperature of light source can gradually rise；Because in the characteristic of uviol lamp, the intensity of ultraviolet can be with
Uprising for temperature and become strong, in order to improve the precision of detection, in housing set with light source contacts be used for detect the light source temperature
The temperature sensor of degree, then compensated by temperature computation result, the accuracy of detection can be effectively improved.
Improve again, the water quality online detection unit also includes turbidity transducer and conductivity sensor.
Improve again, water quality on-line detecting system provided by the utility model also includes the report being connected with the controller unit
Alert unit.
Improve again, water quality on-line detecting system provided by the utility model is also included after being arranged on water quality online detection unit
Purification of water quality unit on square tube road.
Compared with prior art, the utility model has the advantage of：It is organic by being set in water quality online detection unit
Analyte detection sensor, so that water quality on-line detecting system provided by the utility model can in real time detect and show Organic substance in water
Content, organic matter detection sensor cost provided by the utility model is low in addition, small volume, is adapted to a variety of detection occasions to use.
Brief description of the drawings
Fig. 1 is that water quality on-line detecting system module connects block diagram in the utility model embodiment；
Fig. 2 is the dimensional structure diagram of the first scheme of organic matter detection sensor in the utility model embodiment；
Fig. 3 is the three-dimensional cutaway view of the first scheme of organic matter detection sensor in the utility model embodiment；
Fig. 4 is the three-dimensional exploded view of the first scheme of organic matter detection sensor in the utility model embodiment；
Fig. 5 is the stereo decomposing at another visual angle of the first scheme of organic matter detection sensor in the utility model embodiment
Figure；
Fig. 6 is the dimensional structure diagram of organic matter detection sensor second scheme in the utility model embodiment；
Fig. 7 is the sectional view of organic matter detection sensor second scheme in the utility model embodiment；
Fig. 8 is the sectional view of the third scheme of organic matter detection sensor in the utility model embodiment；
Fig. 9 is the sectional view of the 4th kind of scheme of organic matter detection sensor in the utility model embodiment；
Figure 10 is the sectional view of organic matter detection sensor fifth version in the utility model embodiment；
Figure 11 is the dimensional structure diagram of the 6th kind of scheme of organic matter detection sensor in the utility model embodiment；
Figure 12 is the three-dimensional cutaway view of the 6th kind of scheme of organic matter detection sensor in the utility model embodiment；
Figure 13 is the dimensional structure diagram of the 7th kind of scheme of organic matter detection sensor in the utility model embodiment；
Figure 14 is the three-dimensional cutaway view of the 7th kind of scheme of organic matter detection sensor in the utility model embodiment；
Figure 15 is the three-dimensional cutaway view of the 8th kind of scheme of organic matter detection sensor in the utility model embodiment.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
Water quality on-line detecting system as shown in Figure 1, including water quality online detection unit 101, with water quality on-line checking list
The controller unit 105 of the connection of member 101, and the display unit 102 being connected with controller unit 105, connect with controller unit 105
The alarm unit 103 connect, the purification of water quality unit 104 being arranged on the rear pipeline of water quality online detection unit 101, water enter water
After matter on-line detecting system, water quality online detection unit 101 is entered by entering water electromagnetic valve 106, then enters back into purification of water quality
Flowed out after unit 104.
Organic analyte detection that wherein water quality online detection unit 101 includes for detecting water quality content of organics senses
Device, turbidity transducer and conductivity sensor.
The structure of wherein organic matter detection sensor has a variety of, and organic matter detection sensor structure is described more fully below
Kinds of schemes：
The first scheme of organic matter detection sensor：
Referring to shown in Fig. 2~5, it includes the light source 1 that can send ultraviolet, and can detect water with what the light source 1 coordinated
The detection components of middle content of organics, and for detection components are matching used compares component.
Wherein, the detection components include
The detection pipe 2 that can be penetrated by the ultraviolet that the light source 1 is sent, water can pass through the detection pipe 2；
The ultraviolet line receiver 3 of detection group, send and penetrate ultraviolet after the detection pipe 2 from the light source 1 for detecting
The intensity of line；
Control component includes：
The control tube 6 that can be penetrated by the ultraviolet that the light source 1 is sent, the inner vacuum of control tube 6 or sets air or setting
Pure water；
The ultraviolet line receiver 5 of control group, send and penetrate ultraviolet after the control tube 6 from the light source 1 for detecting
The intensity of line；
The ultraviolet line receiver 3 of above-mentioned detection group and the ultraviolet line receiver 5 of control group are connected with circuit board 4, circuit board 4
The uitraviolet intensity that the uitraviolet intensity and the ultraviolet line receiver 5 of control group received according to the ultraviolet line receiver 3 of detection group receives
To calculate by Organic substance in water content in detection pipe 2.
The work of circuit board 4 can also be substituted directly by the controller unit 105 of water quality on-line detecting system.
In this programme, organic matter detection sensor includes the housing assembled by the first housing 7a and the second housing 7b
7, housing 7 is provided with the light source accommodating hole for allowing light source to pass through in middle part, and light source 1 is located in light source accommodating hole；First housing 7a
The detection pipe accommodating cavity connected with light source accommodating hole is inside additionally provided with, detection pipe 2 is arranged in detection pipe accommodating cavity；The detection group
Ultraviolet line receiver is arranged in the first housing 7a and relative with detection pipe 2.It is provided with second housing 7b and connects with light source accommodating hole
Logical control tube accommodating cavity, control tube 6 are arranged in control tube accommodating cavity；The ultraviolet line receiver 5 of control group is arranged on second shell
It is in body 7b and relative with control tube 6.
Isolation shading protective case 8 is arranged with outside light source 1, light source 1 is located in housing 7 after being arranged isolation shading protective case 8
In light source accommodating hole；Detection light loophole 81 is provided with isolation shading protective case 8；The ultraviolet that the light source 1 is sent passes through inspection
The detection pipe 2 is penetrated after light-metering loophole 81 again and reaches the ultraviolet line receiver 3 of the detection group.Isolate on shading protective case 8
Also it is provided with to irradiation loophole 82；The ultraviolet that the light source 1 is sent passes through to penetrating the control again after irradiation loophole 82
Pipe 6 reaches the ultraviolet line receiver 5 of the control group.
The water supply connector 71 connected respectively with the both ends of detection pipe 2 and water out adapter 72, water inlet are connected with first housing 7a
The position that joint 71 and water out adapter 72 are connected with the both ends of detection pipe 2 is provided with sealing ring 73.
Circuit board 4 can be fixed on the first housing 7a, can also be fixed on the second housing 7b, in the present embodiment, electricity
Road plate 4 is fixed on the first housing 7a, and the ultraviolet line receiver 5 of control group is arranged on side plate, and side plate is fixed on the second housing 7b
On, the output end of the ultraviolet line receiver 5 of control group is connected by wire with circuit board 4.
The detection optical channel 74 connected with detection pipe accommodating cavity is provided with first housing 7a, the detection group ultraviolet receives
Device 3 is fixed to be located in detection optical channel 74 afterwards on the circuit board 4；Pair connected with control tube accommodating cavity is provided with second housing 7b
Irradiation passage 75, the ultraviolet line receiver 5 of control group are located at after being fixed on side plate in control optical channel 75.
In this programme, the control component is symmetricly set on the two opposite sides of light source accommodating hole with detection components, i.e.,：Control
Component is symmetrical arranged with detection components；The detection light loophole 81 and described be symmetricly set on to irradiation loophole 82 isolate screening
The two opposite sides of light protective case 8；The benefit so set is that the ultraviolet that the ultraviolet of detection group intake absorbs with control group comes from
In 1 same circumferential position of light source, therefore the original light intensity difference very little of the ultraviolet of both intakes；Shortcoming is：But if
Light source, which installs rear position, radial deflection, then the detection data that can cause to compare component and detection components acquisition occur larger
Deviation.
The detection method of organic matter detection sensor in the present embodiment, it comprises the following steps：
Step (1), control tube 6 vacuumized, or keep being full of air in control tube 6, or poured in control tube 6 pure
Water, the light source 1 is opened, circuit board 4 records the uitraviolet intensity value that the ultraviolet line receiver 5 of this control group receives, and will
The uitraviolet intensity value is designated as the first uitraviolet intensity reference point；
Step (2), prepare the control water sample that known to N parts content of organics and content differs, keep the light source 1 to open
Open, this N part control water sample is then passed sequentially through into the control tube 6 respectively, circuit board 4 records N parts control water sample and flowed through successively
The uitraviolet intensity value that the ultraviolet line receiver 5 of control group receives during control tube 6, and N part uitraviolet intensities value of acquisition is divided
Be not designated as the second uitraviolet intensity reference point, the 3rd uitraviolet intensity reference point ... N+1 uitraviolet intensity reference points, its
Middle N is the natural number more than or equal to 3；
Step (3), the N part uitraviolet intensity reference points obtained according to step (2), obtain organic matter in a control water sample
The table of comparisons between content and uitraviolet intensity reference point；
Step (4), keep the light source 1 to open, control tube 6 is vacuumized, or keep being full of air in control tube 6, or
Pure water is poured in control tube 6；Water to be measured is flowed through into the detection pipe 2, circuit board 4 records the reception of this detection group ultraviolet
The uitraviolet intensity value that device 3 receives, and the uitraviolet intensity value is designated as uitraviolet intensity detected value, while record control group
The uitraviolet intensity value that ultraviolet line receiver 5 receives, the uitraviolet intensity value is designated as interim uitraviolet intensity reference point, will
Interim uitraviolet intensity reference point divided by the first uitraviolet intensity reference point, obtain intensity of light source attenuation ratio, and ultraviolet is strong
Degree detected value is multiplied by intensity of light source attenuation ratio, obtains uitraviolet intensity lookup value, then using the uitraviolet intensity lookup value,
The table of comparisons obtained by query steps 3, obtain the content of organics in now water to be measured.
In above-mentioned detection method, main disturbing factor is the change of light source, and the change of light source is mainly due to temperature
Degree, as the usage time of light source pushes away length, the temperature of light source can gradually rise；Because in the characteristic of uviol lamp, ultraviolet it is strong
Degree can become strong with uprising for temperature, in order to further improve the precision of detection, also include connecing with the light source 1 in housing 7
Touch the temperature sensor 11 for detecting the temperature of light source 1；In the step (1) and step (2), the light source 1 is kept
Open, then detect the temperature of light source 1 in real time by the temperature sensor 11, recording light source (1) is more under different temperatures value
Individual first uitraviolet intensity reference point and multiple second uitraviolet intensity reference points, multiple 3rd uitraviolet intensity references
Value ... multiple N+1 uitraviolet intensity reference points；Then the step (3) obtains content of organics in a control water sample
The table of comparisons between reference point is forced with ultraviolet of the light source under different temperatures value；Finally in step (4), institute is equally kept
Light source (1) unlatching is stated, and detects the temperature of light source (1) in real time by the temperature sensor (11), according to current light source (1)
Temperature value and present ultraviolet intensity detection value, pass through the content of organics that obtains in now water to be measured of tabling look-up.
The second scheme of organic matter detection sensor：
Referring to shown in Fig. 6 and Fig. 7, the first scheme is compared, and detection components are only included in housing 7, is compareed without setting
Component.
The detection method of organic matter detection sensor in this programme comprises the following steps：
Step (1), detection pipe 2 vacuumized, or keep being full of air in detection pipe 2, or poured in detection pipe 2 pure
Water, the light source 1 being then turned on, circuit board 4 records the uitraviolet intensity value that the ultraviolet line receiver 3 of this detection group receives,
And the uitraviolet intensity value is designated as the first uitraviolet intensity reference point；
Step (2), prepare the control water sample that known to N parts content of organics and content differs, keep the light source 1 to open
Open, this N part control water sample is then passed sequentially through into the detection pipe 2 respectively, circuit board 4 records N parts control water sample and flowed through successively
The uitraviolet intensity value that the ultraviolet line receiver 3 of detection group receives during detection pipe 2, and N part uitraviolet intensities value of acquisition is divided
Be not designated as the second uitraviolet intensity reference point, the 3rd uitraviolet intensity reference point ... N+1 uitraviolet intensity reference points, its
Middle N is the natural number more than or equal to 3；
Step (3), the N+1 part uitraviolet intensity reference points obtained according to step (1) and step (2), obtain a control
The table of comparisons in water sample between content of organics and uitraviolet intensity reference point；
Step (4), keep the light source 1 to open, water to be measured is flowed through into the detection pipe 2, the record of circuit board 4 this time detects
The uitraviolet intensity value that the ultraviolet line receiver 3 of group receives, and the uitraviolet intensity value is designated as uitraviolet intensity detected value, so
The table of comparisons obtained afterwards by query steps (3), obtain the content of organics in now water to be measured.
The third scheme of organic matter detection sensor：
Unlike the first scheme, control component is arranged on the homonymy of light source 1, detection light loophole with detection components
81 and it is described to irradiation loophole 82 positioned at the same side of isolation shading protective case 8；Its internal structure is shown in Figure 8.
In the present embodiment, it is when the generation of uviol lamp position is radially inclined to compare the benefit of component and detection components in the same side
During shifting, detection components and the uitraviolet intensity deviation that control component absorbs are less；Its shortcoming is：Due to uviol lamp axially not
The intensity to be lighted with position may have certain deviation, so, in the embodiment, it is desirable to uviol lamp glazing in the axial direction
Need uniformity good by force.
The detection method of organic matter detection sensor in this programme is identical with the first scheme.
4th kind of scheme of organic matter detection sensor：
Unlike the first scheme, control component only includes the ultraviolet line receiver 5 of control group, is not provided with compareing
Pipe, the ultraviolet line receiver 5 of control group are set directly in control optical channel 75, and its internal structure is shown in Figure 9.The light source
1 ultraviolet sent along control optical channel 75 to irradiation loophole 82 by directly reaching the ultraviolet line receiver 5 of control group.
The detection method of organic matter detection sensor in the present embodiment, it comprises the following steps：
Step (1), open the light source 1, circuit board 4 record the ultraviolet line receiver 5 of this control group receive it is ultraviolet
Line strength value, and the uitraviolet intensity value is designated as the first uitraviolet intensity reference point；
Step (2), prepare the control water sample that known to N parts content of organics and content differs, keep the light source 1 to open
Open, this N part control water sample is then passed sequentially through into the detection pipe 2 respectively, circuit board 4 records N parts control water sample and flowed through successively
The uitraviolet intensity value that the ultraviolet line receiver 3 of detection group receives during detection pipe 2, and N part uitraviolet intensities value of acquisition is divided
Be not designated as the second uitraviolet intensity reference point, the 3rd uitraviolet intensity reference point ... N+1 uitraviolet intensity reference points, its
Middle N is the natural number more than or equal to 3；
Step (3), the N part uitraviolet intensity reference points obtained according to step (2), obtain organic matter in a control water sample
The table of comparisons between content and uitraviolet intensity reference point；
Step (4), keep the light source 1 to open, water to be measured is flowed through into the detection pipe 2, the record of circuit board 4 this time detects
The uitraviolet intensity value that the ultraviolet line receiver 3 of group receives, and the uitraviolet intensity value is designated as uitraviolet intensity detected value, together
The uitraviolet intensity value that the ultraviolet line receiver 5 of Shi Jilu control groups receives, the uitraviolet intensity value is designated as interim ultraviolet
Intensity reference point, by interim uitraviolet intensity reference point divided by the first uitraviolet intensity reference point, obtain intensity of light source attenuation ratio
Example, uitraviolet intensity detected value is multiplied by intensity of light source attenuation ratio, obtains uitraviolet intensity lookup value, it is then ultraviolet using this
Line strength lookup value, the table of comparisons obtained by query steps (3), obtain the content of organics in now water to be measured.
The fifth version of organic matter detection sensor：
Unlike the 4th kind of scheme, compare component and detection components are arranged on the homonymy of light source, housing configuration
Then identical with second scheme, internal structure is shown in Figure 10.
The detection method of organic matter detection sensor in this programme is identical with the 4th kind of scheme.
6th kind of scheme of organic matter detection sensor：
Unlike the 4th kind of scheme, housing 7 is single piece, and control component is located at outside light source accommodating cavity with detection components
Not homonymy, the detection light loophole 81 and described be arranged on to irradiation loophole 82 isolate 8 same excircle of shading protective case
Diverse location, and with isolating between the same circle center's point line of shading protective case 8 into the angle of not 180 degrees, in the present embodiment
Angle be 60 degree, housing contour structures are shown in Figure 12 referring to Figure 11, housing interior structure.
7th kind of scheme of organic matter detection sensor：
Unlike the first scheme, a detection light loophole 81 is only provided with isolation shading protective case 8, and it is described
Be provided with housing 7 with the face of detection light loophole 81 and the light lead passage 76 that connects, middle part and light lead passage 76 are vertically disposed
Passage 77 is divided, and for the ultraviolet in light lead passage 76 to be evenly spread to the spectroscope 78 of light splitting passage 77 both sides, point
Light microscopic 78 is prism；The detection pipe accommodating cavity is arranged on light splitting passage 77 side；Positioned at light splitting passage 77 in the housing
Opposite side is provided with control tube accommodating cavity, and control tube 6 is arranged in control tube accommodating cavity；The ultraviolet line receiver 5 of control group is set
Put in housing 7 and with control tube 6 relatively, so that the ultraviolet that the light source 1 is sent passes through detection light loophole 81, light lead
The control tube 2 is penetrated again after spectroscope 78 enters light splitting passage 77 after passage 76 reaches the ultraviolet line receiver of the control group
5.The inwall of light lead passage 76 is provided with the first insulation blocking sleeve 9, and the light splitting inwall of passage 77 is provided with the second insulation blocking sleeve 10, referring to figure
13rd, shown in 14.
In the present embodiment, ultraviolet is divided by spectroscope 78, ensures the original light intensity of ultraviolet of detection combination control group
It is identical.
8th kind of scheme of organic matter detection sensor：
Unlike the 4th kind of scheme, light source accommodating cavity is provided with housing, light source 1 is that small-sized uviol lamp or LED are purple
Outer lamp, light source 1 is integrally provided in light source accommodating cavity, shown in Figure 15.
Claims (22)
1. a kind of water quality on-line detecting system, including water quality online detection unit (101), with water quality online detection unit (101)
The controller unit (105) of connection, and the display unit (102) being connected with controller unit (105), it is characterised in that：It is described
Water quality online detection unit (101) comprises at least the organic matter detection sensor having for detecting water quality content of organics, wherein
The organic matter detection sensor includes that the light source (1) of ultraviolet can be sent, and can be detected with what the light source (1) coordinated in water
The detection components of content of organics, the detection components include
The detection pipe (2) that the ultraviolet that can be sent by the light source (1) penetrates, detected water can pass through the detection pipe (2)；
The ultraviolet line receiver of detection group (3), sent from the light source (1) for detecting and penetrate the purple after the detection pipe (2)
The intensity of outside line；
Wherein, the ultraviolet line receiver of detection group (3) is connected with circuit board (4) or controller unit (105), the circuit board (4)
Or the uitraviolet intensity calculating that controller unit (105) can receive according to the ultraviolet line receiver of detection group (3) passes through detection pipe (2)
Interior Organic substance in water content；When the ultraviolet line receiver of detection group (3) is connected with circuit board (4), circuit board (4) and controller list
First (105) connection.
2. water quality on-line detecting system according to claim 1, it is characterised in that：The organic matter detection sensor is also wrapped
Housing (7) is included, is set in the housing (7) provided with light source accommodating cavity or the light source accommodating hole for allowing light source to pass through, the light source (1)
Put in light source accommodating cavity or be located in light source accommodating hole；It is additionally provided with the housing (7) and light source accommodating cavity or light source appearance
The detection pipe accommodating cavity of hole connection is put, detection pipe (2) is arranged in detection pipe accommodating cavity；The ultraviolet line receiver of detection group
(3) it is arranged in housing (7) and relative with detection pipe (2).
3. water quality on-line detecting system according to claim 2, it is characterised in that：Isolation is arranged with outside the light source (1)
Shading protective case (8), light source (1) are arranged in the light source accommodating cavity of housing (7) or worn after being arranged isolation shading protective case (8)
In light source accommodating hole；Detection light loophole (81) is provided with isolation shading protective case (8)；The light source (1) sends ultraviolet
Line reaches the ultraviolet line receiver of detection group (3) by penetrating the detection pipe (2) after detection light loophole (81) again.
4. water quality on-line detecting system according to claim 2, it is characterised in that：Difference is connected with the housing (7)
The water supply connector (71) connected with detection pipe (2) both ends and water out adapter (72).
5. water quality on-line detecting system according to claim 4, it is characterised in that：The water supply connector (71) and water outlet connect
The position that head (72) is connected with detection pipe (2) both ends is provided with sealing ring (73).
6. water quality on-line detecting system according to claim 2, it is characterised in that：The circuit board (4) or controller list
First (105) are fixed on housing (7), and the detection optical channel (74) connected with detection pipe accommodating cavity, the inspection are provided with housing (7)
After on the ultraviolet line receiver of survey group (3) fixing circuit board (4) or controller unit (105) in detection optical channel (74).
7. water quality on-line detecting system according to claim 3, it is characterised in that：The organic matter detection sensor is also wrapped
Control component is included, the control component includes the control group for the intensity that can detect the ultraviolet directly sent from the light source (1)
Ultraviolet line receiver (5), the ultraviolet line receiver of control group (5) are also connected with circuit board (4) or controller unit (105), circuit
The uitraviolet intensity and control group that plate (4) or controller unit (105) receive according to the ultraviolet line receiver of detection group (3) are ultraviolet
The uitraviolet intensity that line receiver (5) receives calculates by the interior Organic substance in water content of detection pipe (2)；
It is provided with the isolation shading protective case (8) and institute is arranged on to irradiation loophole (82), the ultraviolet line receiver of control group (5)
State in housing (7) and with to irradiation loophole (82) relatively so that the ultraviolet that the light source (1) is sent pass through it is saturating to irradiation
Unthreaded hole (82) directly reaches the ultraviolet line receiver of control group (5) afterwards.
8. water quality on-line detecting system according to claim 7, it is characterised in that：The control component is set with detection components
Put the homonymy in light source (1), the detection light loophole (81) and it is described to irradiation loophole (82) positioned at isolation shading protection
Cover (8) the same side；It is provided with the housing (7) and compares optical channel (75), institute with to irradiation loophole (82) connection and face
The ultraviolet line receiver of control group (5) is stated to be arranged in control optical channel (75).
9. water quality on-line detecting system according to claim 7, it is characterised in that：The control component and detection components pair
Claim to be arranged on the two opposite sides of light source accommodating cavity, the detection light loophole (81) and described irradiation loophole (82) is symmetrically set
Put in isolation shading protective case (8) two opposite sides；It is provided with housing (7) ultraviolet with the control group to irradiation loophole (82) face
Line receiver mounting hole, the ultraviolet line receiver of control group (5) are arranged in the ultraviolet line receiver mounting hole of the control group.
10. water quality on-line detecting system according to claim 7, it is characterised in that：The control component and detection components
Homonymy, the detection light loophole (81) and described be arranged on to irradiation loophole (82) do not isolate screening outside light source accommodating cavity
The same circumference diverse location of light protective case (8), and with isolating Cheng Fei between the same circle center's point line of shading protective case (8)
The angle of 180 degree, it is provided with the housing (7) and compares optical channel (75), institute with to irradiation loophole (82) connection and face
The ultraviolet line receiver of control group (5) is stated to be arranged in control optical channel (75).
11. water quality on-line detecting system according to claim 3, it is characterised in that：The organic matter detection sensor is also
Including compareing component, the control component includes：
The control tube (6) that the ultraviolet that can be sent by the light source (1) penetrates, control tube (6) inner vacuum or sets air or sets
Put pure water；
The ultraviolet line receiver of control group (5), sent from the light source (1) for detecting and penetrate the purple after the control tube (6)
The intensity of outside line；
The ultraviolet line receiver of control group (5) is also connected with circuit board (4) or controller unit (105), circuit board (4) or controller
The uitraviolet intensity and the ultraviolet line receiver of control group (5) that unit (105) receives according to the ultraviolet line receiver of detection group (3) connect
The uitraviolet intensity of receipts calculates by the interior Organic substance in water content of detection pipe (2).
12. water quality on-line detecting system according to claim 11, it is characterised in that：The isolation shading protective case (8)
On be provided with to irradiation loophole (82), the ultraviolet that the light source (1) sends by after irradiation loophole (82) penetrating
State control tube (6) and reach the ultraviolet line receiver of control group (5).
13. water quality on-line detecting system according to claim 12, it is characterised in that：The control component and detection components
It is arranged on the homonymy of light source (1), the detection light loophole (81) and described irradiation loophole (82) is protected positioned at isolation shading
Sheath (8) the same side；It is provided with the housing (7) and the control tube accommodating cavity connected to irradiation loophole (82), control
Pipe (6) is arranged in control tube accommodating cavity；The ultraviolet line receiver of control group (5) is arranged in housing (7) and and control tube
(6) relatively, so that the ultraviolet that the light source (1) is sent passes through to penetrating the control tube again after irradiation loophole (82)
(6) the ultraviolet line receiver of control group (5) is reached.
14. water quality on-line detecting system according to claim 12, it is characterised in that：The control component and detection components
It is symmetricly set on the two opposite sides of light source accommodating cavity, the detection light loophole (81) and described symmetrical to irradiation loophole (82)
It is arranged on isolation shading protective case (8) two opposite sides；It is provided with housing (7) and irradiation loophole (82) connection is compareed with described
Pipe accommodating cavity, control tube (6) are arranged in control tube accommodating cavity；The ultraviolet line receiver of control group (5) is arranged on housing (7)
It is interior and with control tube (6) relatively so that the ultraviolet that the light source (1) is sent passes through to being penetrated again after irradiation loophole (82)
The control tube (6) reaches the ultraviolet line receiver of control group (5).
15. water quality on-line detecting system according to claim 12, it is characterised in that：The control component and detection components
Homonymy, the detection light loophole (81) and described be arranged on to irradiation loophole (82) do not isolate screening outside light source accommodating cavity
The same circumference diverse location of light protective case (8), and with isolating Cheng Fei between the same circle center's point line of shading protective case (8)
The angle of 180 degree, interior be provided with of housing (7) set with the control tube accommodating cavity connected to irradiation loophole (82), control tube (6)
Put in control tube accommodating cavity；The ultraviolet line receiver of control group (5) is arranged in housing (7) and with control tube (6) relatively,
So that the ultraviolet that the light source (1) sends to penetrating the control tube (6) after irradiation loophole (82) again by reaching institute
State the ultraviolet line receiver of control group (5).
16. water quality on-line detecting system according to claim 11, it is characterised in that：It is provided with and inspection in the housing (7)
Light-metering loophole (81) face and the light lead passage (76) connected, middle part and the vertically disposed light splitting passage of light lead passage (76)
(77) spectroscope (78) of passage (77) both sides, institute, and for the ultraviolet in light lead passage (76) to be evenly spread to are divided
State detection pipe accommodating cavity and be arranged on light splitting passage (77) side；It is provided with the housing (7) positioned at light splitting passage (77) opposite side
Control tube accommodating cavity, control tube (6) are arranged in control tube accommodating cavity；The ultraviolet line receiver of control group (5) is arranged on shell
In body (7) and with control tube (6) relatively, so that the ultraviolet that the light source (1) is sent by detection light loophole (81), draw
Optical channel (76) enters after light splitting passage (77) by spectroscope (78) penetrates the control tube (6) the arrival control group purple again
Outer line receiver (5).
17. water quality on-line detecting system according to claim 16, it is characterised in that：Light lead passage (76) inwall is set
There is the first insulation blocking sleeve (9).
18. water quality on-line detecting system according to claim 16, it is characterised in that：Described light splitting passage (77) inwall is set
There is the second insulation blocking sleeve (10).
19. according to the water quality on-line detecting system described in claim 1 or 2 or 3 or 4 or 5 or 6, it is characterised in that：Also include with
The light source (1) contacts the temperature sensor (11) for detecting the light source (1) temperature.
20. water quality on-line detecting system according to claim 1, it is characterised in that：The water quality online detection unit
(101) turbidity transducer and conductivity sensor are also included.
21. water quality on-line detecting system according to claim 1, it is characterised in that：Also include and the controller unit
(105) alarm unit (103) of connection.
22. water quality on-line detecting system according to claim 1, it is characterised in that：Also examined online including being arranged on water quality
The purification of water quality unit (104) surveyed on the pipeline of unit (101) rear.
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| CN201720316948.7U CN207096105U (en) | 2017-03-29 | 2017-03-29 | A kind of water quality on-line detecting system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107340275A (en) * | 2017-03-29 | 2017-11-10 | 宁波方太厨具有限公司 | A kind of water quality on-line detecting system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107340275A (en) * | 2017-03-29 | 2017-11-10 | 宁波方太厨具有限公司 | A kind of water quality on-line detecting system |
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