CN107340259A - A kind of water purifier - Google Patents

A kind of water purifier Download PDF

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Publication number
CN107340259A
CN107340259A CN201710195784.1A CN201710195784A CN107340259A CN 107340259 A CN107340259 A CN 107340259A CN 201710195784 A CN201710195784 A CN 201710195784A CN 107340259 A CN107340259 A CN 107340259A
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detection
water
control
group
ultraviolet
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CN107340259B (en
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王行飞
陈建华
茅忠群
诸永定
刘戈
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Ningbo Fotile Kitchen Ware Co Ltd
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Ningbo Fotile Kitchen Ware Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/33Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18Water

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  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Physical Water Treatments (AREA)

Abstract

The present invention relates to a kind of water purifier, including can show access into raw water inside water purifier or/and after Filter system for water purifier filters the water quality condition of the water purification of output display module, and the water quality detection module for being used to detect water quality condition with display module line, it is characterised in that:The water quality detection module comprises at least the organic matter detection sensor having for detecting Organic substance in water content, wherein described organic matter detection sensor includes that the light source (1) of ultraviolet can be sent, and the detection components that can detect Organic substance in water content coordinated with the light source (1), the detection components include detection pipe (2), the ultraviolet line receiver of detection group (3) and circuit board (4).Compared with prior art, the advantage of the invention is that can in real time detect and show Organic substance in water content, organic matter detection sensor cost provided by the invention is low in addition, small volume, is adapted to a variety of detection occasions to use.

Description

A kind of water purifier
Technical field
The present invention relates to a kind of water purifier.
Background technology
As the improvement of people's living standards, being filtered using water purifier to running water, then drink clean after filtering Pure water have become healthy water mode very common in people's daily life.In the filtration core of water purifier typically energy filter water Most of impurity, metal and organic matter.Then, existing water purifier, tend not to simple and clear display and do not filter and filter The content of Organic substance in water afterwards, Consumer's Experience are simultaneously bad.
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.
The content of the invention
The technical problems to be solved by the invention are for organic in a kind of energy real-time display water of above-mentioned prior art offer The water purifier of thing content.
Technical scheme is used by the present invention solves above-mentioned technical problem:A kind of water purifier, including can show access into net Inside hydrophone raw water or/and after Filter system for water purifier filters the water quality condition of the water purification of output display module, and with it is aobvious Show the water quality detection module for being used to detect water quality condition of module line, it is characterised in that:The water quality detection module is at least wrapped The organic matter detection sensor for detecting Organic substance in water content is included, wherein the organic matter detection sensor includes sending out Go out the light source of ultraviolet, and the detection components that can detect Organic substance in water content coordinated with the light source, wherein the light source For detection group LED uviol lamps, detection group LED uviol lamps are connected with current control circuit flows through detection by current control circuit control The size of current of group LED uviol lamps;The detection components include
The detection pipe that can be penetrated by the ultraviolet that the detection group LED uviol lamps are sent, water can pass through the detection pipe;
The ultraviolet line receiver of detection group, sent for detection from the detection group LED uviol lamps and penetrate the detection pipe The intensity of ultraviolet afterwards;
Detection group signal amplification circuit, the output end of the ultraviolet line receiver of detection group are defeated with detection group signal amplification circuit Enter end connection, the uitraviolet intensity signal for the ultraviolet line receiver of detection group to be detected is amplified;
Signal processing circuit, the output end of detection group signal amplification circuit are connected with signal processing circuit, signal transacting electricity Road is also connected with current control circuit, and the uitraviolet intensity after signal processing circuit is amplified according to detection group signal amplification circuit is believed Number calculate by Organic substance in water content in detection pipe.
The organic matter detection sensor also includes housing, and detection pipe accommodating cavity is provided with the housing, and detection pipe is set In detection pipe accommodating cavity;The current control circuit and detection group LED uviol lamps are arranged at housing side, and detection group is ultraviolet Line receiver, detection group signal amplification circuit and signal processing circuit are arranged on another opposite side of housing;It is provided with and inspection in housing Test tube accommodating cavity connection, positioned at the first light transmission passage of detection pipe accommodating cavity two opposite sides and the second light transmission passage, detection group LED The ultraviolet light that uviol lamp is sent is received by reaching detection group ultraviolet after the first light transmission passage, detection pipe and the second light transmission passage Device.
The organic matter detection sensor also includes control component, and the control component includes:
Control group LED uviol lamps, control group LED uviol lamps connected with the detection group LED uviol lamps after with current control Circuit connects and the size of current of detection group LED uviol lamps and control group LED uviol lamps is flowed through by current control circuit control;
The control tube that can be penetrated by the ultraviolet that the control group LED uviol lamps are sent, control tube inner vacuum or sets sky Gas sets pure water;
The ultraviolet line receiver of control group, sent for detection from the control group LED uviol lamps and penetrate the control tube The intensity of ultraviolet afterwards;
Control group signal amplification circuit, the output end of the ultraviolet line receiver of control group are defeated with control group signal amplification circuit Enter end connection, the uitraviolet intensity signal for the ultraviolet line receiver of control group to be detected is amplified;
The output end of control group signal amplification circuit is also connected with signal processing circuit, and signal processing circuit is according to detection group Uitraviolet intensity signal after signal amplification circuit amplification and the uitraviolet intensity signal after the amplification of control group signal amplification circuit Calculate by Organic substance in water content in detection pipe.
The organic matter detection sensor also includes housing, is provided with detection pipe accommodating cavity in the housing and control tube houses Chamber, detection pipe are arranged in detection pipe accommodating cavity;Control tube is arranged in control tube accommodating cavity;The current control circuit, inspection Survey group LED uviol lamps and control group LED uviol lamps are arranged at housing side, the ultraviolet line receiver of detection group, detection group signal The ultraviolet line receiver of amplifying circuit, control group, control group signal amplification circuit and signal processing circuit are arranged on another phase of housing Offside;Be provided with housing it is being connected with detection pipe accommodating cavity, positioned at the first light transmission passage of detection pipe accommodating cavity two opposite sides and the Two light transmission passages, after the ultraviolet light that detection group LED uviol lamps are sent is by the first light transmission passage, detection pipe and the second light transmission passage Reach the ultraviolet line receiver of detection group;It is provided with housing being connected with control tube accommodating cavity, relative positioned at control tube accommodating cavity two The light transmission passage of side the 3rd and the 4th light transmission passage, the ultraviolet light that control group LED uviol lamps are sent pass through the 3rd light transmission passage, control The ultraviolet line receiver of control group is reached after pipe and the 4th light transmission passage.
The water quality detection module also includes TSD sensors or/and turbidity transducer or/and conductivity sensor.
Compared with prior art, the advantage of the invention is that:By setting the water quality testing unit being connected with display module, Organic analyte detection sensor is set in water quality testing unit, so that water purifier provided by the invention can be detected and shown in real time Organic substance in water content, organic matter detection sensor cost provided by the invention is low in addition, small volume, is adapted to a variety of detection occasions Use.
Brief description of the drawings
Fig. 1 is that the water route of water purifier in the embodiment of the present invention connects block diagram;
Fig. 2 is the schematic diagram of the first scheme of organic matter detection sensor in the embodiment of the present invention;
Fig. 3 is the dimensional structure diagram of the first scheme of organic matter detection sensor in the embodiment of the present invention;
Fig. 4 is the three-dimensional cutaway view of the first scheme of organic matter detection sensor in the embodiment of the present invention;
Fig. 5 is the schematic diagram of organic matter detection sensor second scheme in the embodiment of the present invention;
Fig. 6 is the dimensional structure diagram of organic matter detection sensor second scheme in the embodiment of the present invention;
Fig. 7 is the three-dimensional cutaway view of organic matter detection sensor second scheme in the embodiment of the present invention;
Fig. 8 is the three-dimensional cutaway view at another visual angle of organic matter detection sensor second scheme in the embodiment of the present invention;
Fig. 9 is the three-dimensional cutaway view at the another visual angle of organic matter detection sensor second scheme in the embodiment of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
Water purifier as shown in Figure 1, including the water of the water purification of raw water and water purifier output inside water purifier can be showed access into The display module 101 of matter state, and the first water quality detection module for being used to detect raw water quality state with display module line 102, and for detecting the second water quality detection module 103 of water purification water quality.After water enters water purifier, examined first by the first water quality Module 102 to be surveyed to detect the water quality of raw water, water obtains water purification after the filtration system 104 inside water purifier filters, this When, then water purification water quality is detected by the second water quality detection module 103, flowed out finally by the clear water faucet of water purifier.
First water quality detection module 102 is identical with the structure of the second water quality detection module 103, includes for detecting water quality The organic matter detection sensor of content of organics, TSD sensors, turbidity transducer, 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. 2~4, its light source for including that ultraviolet can be sent and have with detecting in water of coordinating of the light source The detection components of machine thing content;Wherein light source is detection group LED uviol lamps 1, detection group LED uviol lamps 1 and current control circuit 5 Connection is controlled the size of current for flowing through detection group LED uviol lamps by current control circuit 5;The detection components include
The detection pipe 2 that can be penetrated by the ultraviolet that the detection group LED uviol lamps 1 are sent, water can pass through the detection pipe 2;
The ultraviolet line receiver 3 of detection group, sent for detection from the detection group LED uviol lamps 1 and penetrate the detection The intensity of ultraviolet after pipe 2;
Detection group signal amplification circuit 4, output end and the detection group signal amplification circuit 4 of the ultraviolet line receiver 3 of detection group Input connection, the uitraviolet intensity signal for the ultraviolet line receiver 3 of detection group to be detected is amplified;
Signal processing circuit 6, the output end of detection group signal amplification circuit 4 are connected with signal processing circuit 6, signal transacting Circuit 6 is also connected with current control circuit 5, and signal processing circuit 6 is according to the ultraviolet after the amplification of detection group signal amplification circuit 4 Strength signal is calculated by Organic substance in water content in detection pipe 2.
In the present embodiment, organic matter detection sensor also includes housing 11, and detection pipe accommodating cavity is provided with housing 11, detects Pipe 2 is arranged in detection pipe accommodating cavity;Current control circuit 5 and detection group LED uviol lamps 1 are arranged on same circuit board A, And it is located at the side of housing 11, the ultraviolet line receiver 3 of detection group, detection group signal amplification circuit 4 and signal processing circuit 6 are arranged on On another piece of circuit board B, and it is located at 11 another opposite side of housing;Be provided with housing 11 it is being connected with detection pipe accommodating cavity, be located at The purple that detection pipe accommodating cavity two opposite sides the first light transmission passage 11a and the second light transmission passage 11b, detection group LED uviol lamp 1 is sent Outer light is by reaching the ultraviolet line receiver 3 of detection group after the first light transmission passage, the light transmission passage of detection pipe 2 and second.
It is connected with the water supply connector 12 connected respectively with detection pipe both ends and water out adapter 13, water supply connector and water out adapter The position being connected with detection pipe both ends is provided with sealing ring 14.
The detection method of above-mentioned organic matter detection sensor 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 detection group LED uviol lamps 1 are then turned on, by the output control signal of signal processing circuit 6 to current control circuit 5, Make the electric current for flowing through detection group LED uviol lamps 1 that linear change be presented;Then signal processing circuit 6 is separately recorded in different electric currents In the case of organize the uitraviolet intensity signal after signal amplification circuit 4 amplifies after testing, and these uitraviolet intensity values are averaged Value, is then 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 detection group LED uviol lamps 1 are opened, and this N part control water sample then are passed sequentially through into the detection pipe 2 respectively, according to step (1) identical side Formula, by the output control signal of signal processing circuit 6 to current control circuit 5, make the electric current for flowing through detection group LED uviol lamps 1 Linear change is presented;Then N parts control water sample that signal processing circuit 6 is separately recorded under different current conditions flows through detection pipe The uitraviolet intensity signal after signal amplification circuit 4 amplifies is organized when 2 after testing, then respectively by under N part difference current conditions Uitraviolet intensity value is averaged, and these uitraviolet intensity average values are designated as into the second uitraviolet intensity reference point, the 3rd purple Outer line strength reference point ... N+1 uitraviolet intensity reference points, wherein N are 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 In water sample content of organics from organized after testing under different current conditions signal amplification circuit 4 amplify after uitraviolet intensity value between The table of comparisons;
Step (4), keep detection group LED uviol lamps 1 to open, water to be measured is flowed through into the detection pipe 2, according to step (1) Identical mode, by the output control signal of signal processing circuit 6 to current control circuit 5, make to flow through detection group LED uviol lamps Linear change is presented in 1 electric current;Then signal processing circuit 6 is recorded under different current conditions and organizes signal amplification circuit after testing Uitraviolet intensity signal after 4 amplifications, and these uitraviolet intensity values are averaged, the average value is then designated as ultraviolet Intensity detection value, the table of comparisons then obtained by query steps (3), obtain the content of organics in now water to be measured.
The second scheme of organic matter detection sensor:
Referring to shown in Fig. 5~9, compared with the first scheme, organic matter detection sensor also includes control component, the control Component includes:
Control group LED uviol lamps 10, control group LED uviol lamps 10 connected with the detection group LED uviol lamps 1 after with electric current Control circuit 5 connects and controlled by current control circuit 5 electricity for flowing through detection group LED uviol lamps and control group LED uviol lamps 10 Flow size;
The control tube 7 that can be penetrated by the ultraviolet that the control group LED uviol lamps 10 are sent, the inner vacuum of control tube 7 or If air sets pure water;
The ultraviolet line receiver 8 of control group, for detect sent from the control group LED uviol lamps 10 and penetrate it is described right Look after the intensity of the ultraviolet after 7;
Control group signal amplification circuit 9, output end and the control group signal amplification circuit 9 of the ultraviolet line receiver 8 of control group Input connection, the uitraviolet intensity signal for the ultraviolet line receiver 8 of control group to be detected is amplified;
The output end of control group signal amplification circuit 9 is also connected with signal processing circuit 6, and signal processing circuit 6 is according to inspection Ultraviolet after uitraviolet intensity signal and control group signal amplification circuit 8 after the amplification of survey group signal amplification circuit 4 amplify is strong Degree signal of change passes through Organic substance in water content in detection pipe 2.
Control tube accommodating cavity is additionally provided with housing 11, control tube 7 is arranged in control tube accommodating cavity;The current control electricity Road 5, detection group LED uviol lamps 1 and control group LED uviol lamps 10 are arranged on same circuit board, and are arranged on housing 11 1 Side, the ultraviolet line receiver 3 of detection group, detection group signal amplification circuit 4, the ultraviolet line receiver 8 of control group, the amplification of control group signal Circuit 9 and signal processing circuit 6 are arranged on another piece of circuit board, and are arranged on 11 another opposite side of housing;In housing 11 also Provided with it is being connected with control tube accommodating cavity, lead to positioned at the light transmission passage 11c of control tube accommodating cavity two opposite sides the 3rd and the 4th printing opacity The ultraviolet light that road 11d, control group LED uviol lamp 10 is sent passes through the 3rd light transmission passage 11c, the light transmission passage of control tube 7 and the 4th The ultraviolet line receiver 8 of control group is reached after 11d.
The detection method of organic matter detection sensor in this programme is to comprise the following steps:
Step (1), open detection group LED uviol lamps 1 and control group LED uviol lamps 10, are exported by signal processing circuit 6 Control signal makes the electric current for flowing through control group LED uviol lamps 10 that linear change be presented to current control circuit 5;Then at signal Reason circuit 6 is separately recorded in the uitraviolet intensity signal after the amplification of control group signal amplification circuit 9 under different current conditions, and These uitraviolet intensity values are averaged, are then 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 detection group LED uviol lamps 1 are opened, and this N part control water sample then are passed sequentially through into the detection pipe 2 respectively, according to step (1) identical side Formula, by the output control signal of signal processing circuit 6 to current control circuit 5, make the electric current for flowing through detection group LED uviol lamps 1 Linear change is presented;Then N parts control water sample that signal processing circuit 6 is separately recorded under different current conditions flows through detection pipe The uitraviolet intensity signal after signal amplification circuit 4 amplifies is organized when 2 after testing, then respectively by under N part difference current conditions Uitraviolet intensity value is averaged, and these uitraviolet intensity average values are designated as into the second uitraviolet intensity reference point, the 3rd purple Outer line strength reference point ... N+1 uitraviolet intensity reference points, wherein N are 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 Content from organizing the table of comparisons between the uitraviolet intensity value after signal amplification circuit 4 amplifies after testing under different current conditions;
Step (4), keep detection group LED uviol lamps 1 and control group LED uviol lamps 10 to open, water to be measured is flowed through described Detection pipe 2, according to step (1) identical mode, by the output control signal of signal processing circuit 6 to current control circuit 5, make Linear change is presented in the electric current for flowing through detection group LED uviol lamps 1 and control group LED uviol lamps 10;Signal processing circuit 6 is recorded in Uitraviolet intensity signal under different current conditions after the amplification of control group signal amplification circuit 9 is then strong by these ultraviolets Angle value is averaged, and the uitraviolet intensity average value is designated as into interim uitraviolet intensity reference point, interim uitraviolet intensity is joined According to value divided by the first uitraviolet intensity reference point, intensity of light source attenuation ratio is obtained;Synchronous signal process circuit 6 is recorded in difference The uitraviolet intensity signal after signal amplification circuit 4 amplifies is organized under current conditions after testing, then by these uitraviolet intensity values Average, and uitraviolet intensity average value is designated as uitraviolet intensity detected value, uitraviolet intensity detected value is multiplied by light source Strength retrogression's ratio, uitraviolet intensity lookup value is obtained, then using the uitraviolet intensity lookup value, is passed through query steps (3) The table of comparisons of acquisition, obtain the content of organics in now water to be measured.

Claims (5)

1. a kind of water purifier, including raw water or/and the output after Filter system for water purifier filters inside water purifier can be showed access into Water purification water quality condition display module, and with display module line be used for detect enter water purifier inside raw water or/and The water quality detection module of the water quality condition of the water purification of output after Filter system for water purifier filters, it is characterised in that:The water quality Detection module comprises at least the organic matter detection sensor having for detecting Organic substance in water content, wherein the organic matter detects Sensor includes the light source that can send ultraviolet and the detection components that can detect Organic substance in water content coordinated with the light source, Wherein described light source is detection group LED uviol lamps (1), and detection group LED uviol lamps (1) are connected by electricity with current control circuit (5) Flow control circuit (5) controls the size of current for flowing through detection group LED uviol lamps;The detection components include
The detection pipe (2) that can be penetrated by the ultraviolet that the detection group LED uviol lamps (1) send, water can pass through the detection pipe (2);
The ultraviolet line receiver of detection group (3), sent for detection from the detection group LED uviol lamps (1) and penetrate the detection Manage the intensity of the ultraviolet after (2);
Detection group signal amplification circuit (4), output end and the detection group signal amplification circuit of the ultraviolet line receiver of detection group (3) (4) input connection, the uitraviolet intensity signal for the ultraviolet line receiver of detection group (3) to be detected are amplified;
Signal processing circuit (6), the output end of detection group signal amplification circuit (4) is connected with signal processing circuit (6), at signal Reason circuit (6) is also connected with current control circuit (5), and signal processing circuit (6) is amplified according to detection group signal amplification circuit (4) Uitraviolet intensity signal of change afterwards passes through the interior Organic substance in water content of detection pipe (2).
2. water purifier according to claim 1, it is characterised in that:The organic matter detection sensor also includes housing (11) detection pipe accommodating cavity, is provided with the housing (11), detection pipe (2) is arranged in detection pipe accommodating cavity;The electric current control Circuit (5) processed and detection group LED uviol lamps (1) are arranged at housing (11) side, the ultraviolet line receiver of detection group (3), detection Group signal amplification circuit (4) and signal processing circuit (6) are arranged on housing (11) another opposite side;It is provided with and inspection in housing (11) Test tube accommodating cavity connection, positioned at the first light transmission passage of detection pipe accommodating cavity two opposite sides and the second light transmission passage, detection group LED The ultraviolet light that uviol lamp (1) is sent is ultraviolet by reaching detection group after the first light transmission passage, detection pipe (2) and the second light transmission passage Line receiver (3).
3. water purifier according to claim 1, it is characterised in that:The organic matter detection sensor also includes control group Part, the control component include:
Control group LED uviol lamps (10), control group LED uviol lamps (10) connected with the detection group LED uviol lamps (1) after with electricity Flow control circuit (5) connects and flows through detection group LED uviol lamps and control group LED uviol lamps by current control circuit (5) control (10) size of current;
The control tube (7) that can be penetrated by the ultraviolet that the control group LED uviol lamps (10) send, control tube (7) inner vacuum Or set air or pure water is set;
The ultraviolet line receiver of control group (8), for detect sent from the control group LED uviol lamps (10) and penetrate it is described right Look after the intensity of the ultraviolet after (7);
Control group signal amplification circuit (9), output end and the control group signal amplification circuit of the ultraviolet line receiver of control group (8) (9) input connection, the uitraviolet intensity signal for the ultraviolet line receiver of control group (8) to be detected are amplified;
The output end of control group signal amplification circuit (9) is also connected with signal processing circuit (6), signal processing circuit (6) basis Uitraviolet intensity signal after detection group signal amplification circuit (4) amplification and the purple after control group signal amplification circuit (8) amplification Outside line strength signal, which calculates, passes through the interior Organic substance in water content of detection pipe (2).
4. water purifier according to claim 3, it is characterised in that:The organic matter detection sensor also includes housing (11) detection pipe accommodating cavity and control tube accommodating cavity, are provided with the housing (11), detection pipe (2) is arranged on detection pipe accommodating cavity It is interior;Control tube (7) is arranged in control tube accommodating cavity;The current control circuit (5), detection group LED uviol lamps (1) and control Group LED uviol lamps (10) are arranged at housing (11) side, the ultraviolet line receiver of detection group (3), detection group signal amplification circuit (4), the ultraviolet line receiver of control group (8), control group signal amplification circuit (9) and signal processing circuit (6) are arranged on housing (11) another opposite side;Be provided with housing (11) it is being connected with detection pipe accommodating cavity, positioned at detection pipe accommodating cavity two opposite sides the One light transmission passage and the second light transmission passage, the ultraviolet light that detection group LED uviol lamps (1) are sent pass through the first light transmission passage, detection The ultraviolet line receiver of detection group (3) is reached after managing (2) and the second light transmission passage;It is provided with housing (11) and connects with control tube accommodating cavity It is logical, positioned at the light transmission passage of control tube accommodating cavity two opposite sides the 3rd and the 4th light transmission passage, control group LED uviol lamps (10) hair The ultraviolet light gone out is by reaching the ultraviolet line receiver of control group after the 3rd light transmission passage, control tube (7) and the 4th light transmission passage (8)。
5. according to the water purifier described in claim 1 or 2 or 3 or 4, it is characterised in that:The water quality detection module also includes TSD Sensor or/and turbidity transducer or/and conductivity sensor.
CN201710195784.1A 2017-03-29 2017-03-29 Water purifier Active CN107340259B (en)

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