CN106198462B - A kind of light transmission detector for detecting clarifying contaminated liquids degree - Google Patents

A kind of light transmission detector for detecting clarifying contaminated liquids degree Download PDF

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Publication number
CN106198462B
CN106198462B CN201610872344.0A CN201610872344A CN106198462B CN 106198462 B CN106198462 B CN 106198462B CN 201610872344 A CN201610872344 A CN 201610872344A CN 106198462 B CN106198462 B CN 106198462B
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inlet pipe
optical assembly
luminescence component
pipe
sheath body
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CN106198462A (en
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张俊杰
其他发明人请求不公开姓名
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Yuhuan Lanzhong Technology Co ltd
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Wenzhou Tongli Machinery Technology 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
    • G01N21/59Transmissivity
    • 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
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

The present invention relates to a kind of light transmittance detectors of dyeing and printing sewage control system.A kind of light transmission detector for detecting clarifying contaminated liquids degree is made of main casing, detection three-way pipe, luminescence component, the survey optical assembly of band signal output and draining sheath body;The survey optical assembly that detection three-way pipe, luminescence component, band signal export is mounted in main casing, and is detected three-way pipe and be located at luminescence component and survey between optical assembly;Water sample water inlet pipe arranged in parallel, the first air inlet pipe and the second air inlet pipe are equipped at the top of main casing, it includes upper end water inlet pipe and left and right outlet pipe to detect three-way pipe, there are first gaps between luminescence component and left outlet pipe, and there are Second gaps between survey optical assembly and right outlet pipe;The output mouth down of first, second air inlet pipe is simultaneously located above the first, second gap.The light transmittance detector of the present invention can prevent surface fouling impact detection accuracy and stability, reduce cleaning and frequency of maintenance, improve detector detection accuracy and stability.

Description

A kind of light transmission detector for detecting clarifying contaminated liquids degree
Technical field
The present invention relates to water sample detection equipment, it is a kind of light transmittance detector of dyeing and printing sewage control system.
Background technology
China is maximum fabric clothing producting and exporting country in the world, therefore dyeing is closely bound up therewith, and Dyeing is water consumption rich and influential family, and wastewater discharge and the total amount of pollutant occupy the second and the 4th of national industrial department respectively Position, is that China causes one of key industry of water pollution.Compared with the pollutant effluents of other industry, dyeing waste water has waste water The features such as discharge capacity is big, and color is deep, and hardly degraded organic substance content is high, and water quality is unstable.
For the process problem of dyeing waste water, existing treatment technology mainly passes sequentially through materializing strategy, biochemical treatment pair Treatment of dyeing wastewater reaches discharge standard to harmful substance of degrading.It is existing for the materializing strategy of current dyeing waste water Materializing strategy process is completed by operator's manual operations substantially.Dyeing waste water is introduced into pond first, because of dyeing waste water PH it is uncertain, therefore it is general first adjust pH to alkalinity with lime, add ferrous sulfate and flocculation sediment processing carried out to waste water. Dyeing waste water pre-processing is needed according to visually judging whether occur fully flocculating, if not fully flocculation, just at present Show that we go wrong in processing procedure Chinese medicine addition, is not adjusted in place.Under normal circumstances, pH is adjusted in 9-11 It can fully flocculate, supernatant is driven off by sedimentation basin.
For problem as above, notification number is that CN203238083U Chinese patents disclose a kind of automatic adjustment processing medicine The treatment of dyeing wastewater equipment of dosage, but in actual process, be easy to by impurity since pH meter is inserted into dyeing waste water It blocks, causes pH meter measured value and actual value excessive deviation occur, and pH value is nonlinear, control accuracy requires pole Height causes control system framework unstable.
Certainly, the Chinese invention patent prospectus of 104034702 A of Publication No. CN discloses a kind of for examining The detection box of dyeing waste water light transmittance is surveyed, which not only directly can carry out transmittancy inspection to the dyeing waste water entered in it It surveys, measures the weak signal of light intensity as available control signal, supernatant clarity is isolated with expression, and for replacing people Whether eye observation dyeing waste water fully flocculates.But when in view of detection, dyeing waste water is easy in light source and photoinduction element surface Knot is dirty, and it is not fine in detection accuracy and stability to lead to light transmittance and the dual decline of photoperceptivity, this detection box, and And there is also problems such as durabilities, detachable maintaining is also cumbersome.
Invention content
For the above-mentioned many deficiencies occurred in treatment of dyeing wastewater, goal of the invention of the invention is to provide a kind of print The output end of the light transmittance detector of dye waste water control system, the first air inlet pipe of the invention and the second air inlet pipe can be right The exit of left and right outlet pipe carries out jet, prevents the light transmitting surface of luminescence component and survey optical assembly dirty by atmospheric pressure Water spatters with water, that is, prevents surface fouling impact detection accuracy and stability, reduces cleaning and frequency of maintenance, improves detector detection Accuracy, stability and service life.
In order to achieve the above-mentioned object of the invention, present invention employs following technical schemes:
A kind of light transmission detector for detecting clarifying contaminated liquids degree, light transmittance detector is by main casing, detection three-way pipe, hair Optical assembly, the survey optical assembly of band signal output and draining sheath body composition;Detect the survey that three-way pipe, luminescence component, band signal export Optical assembly is mounted in main casing, and is detected three-way pipe and be located at luminescence component and survey between optical assembly;At the top of the main casing Equipped with water sample water inlet pipe arranged in parallel, the first air inlet pipe and the second air inlet pipe, the first air inlet pipe and the second air inlet pipe distinguish position In water sample water inlet pipe both sides;The detection three-way pipe includes upper end water inlet pipe and left and right outlet pipe, detect the upper end of three-way pipe into Water pipe docks up and down with the water sample water inlet pipe on main casing, detects the left and right outlet pipe of three-way pipe, the light emission direction of luminescence component Substantially on the same line with survey optical assembly;There are first gaps between luminescence component and left outlet pipe, survey optical assembly and go out with the right side There are Second gaps between water pipe;The output mouth down of first air inlet pipe is simultaneously located above first gap;Second air inlet pipe Output mouth down and above the Second gap;Draining sheath body sealing is placed below main casing, detect three-way pipe it is left and right go out The water sample of water pipe falls into draining sheath body from first gap and Second gap respectively, and the draining shroud base is discharged equipped with waste water Mouthful.
Preferably, main casing is the flat shell that width limitation, length and height are much larger than width, it is described to shine Component, detection three-way pipe and survey optical assembly are installed in its longitudinal direction;Water sample water inlet pipe, the first air inlet pipe and the second air inlet pipe It is arranged in the height direction.
Preferably, luminescence component includes columnar fixed sheath body, light source assembly and lens, fixed sheath body includes sealing Backlight end and opening luminous end;Light source assembly is installed in fixed sheath body, and lens seals are installed on shining for fixed sheath body End.
Preferably, the left side on draining sheath body top is equipped with luminescence component installation step, draining sheath body is set on the right side of top Have and surveys optical assembly installation step;Main casing is inserted in draining sheath body, and main casing forms luminescence component peace with luminescence component installation step Position is filled, survey optical assembly installation position is formed with optical assembly installation step is surveyed.It is simple in structure, it is easy to assembly.
Preferably, the middle side roof part on draining sheath body top be equipped with for the first air inlet pipe lower end, the second air inlet pipe lower end and Perforative hole of upper end water inlet pipe of three-way pipe is detected, it is simple in structure, it is easy to assembly.
Preferably, it is equipped with first group of connecting terminal at the top of the main casing above luminescence component, luminescence component Power cord connects first group of connecting terminal;It is equipped with second group of connecting terminal at the top of the main casing surveyed above optical assembly, is surveyed The signal wire of optical assembly connects second group of connecting terminal;It allows total interface to be distributed at the top of main casing, facilitates installation light transmission inspection Device is surveyed into control system.
Preferably, draining sheath body is in flat sheath body, draining sheath body lower part is equipped with bending fair current section and the necking of bending Section, bending fair current pars infrasegmentalis connect waste water discharge opening by necking section;Reduce drainage noise.
Compared with prior art, the light transmittance detector for using above-mentioned technical proposal, has the advantages that:
One, the structure setting of light transmittance detector is the survey optical assembly that will be detected three-way pipe, luminescence component, band signal and export It is separately positioned so that there are first gaps between luminescence component and left outlet pipe one end;Survey the other end of optical assembly and outlet pipe Between there are Second gaps;The light of luminescence component first penetrates the air of first gap, then through the water in the outlet pipe of left and right, connects The air that Second gap is crossed in light transmission again, final inject surveys optical assembly, the water that this structure setting can come out to avoid outlet pipe Column flows to luminescence component or surveys optical assembly, and protecting luminescence component and surveying optical assembly influences light transmission effect from the contamination of water stain and dirt Fruit improves the stability and accuracy of detection;Outlet pipe is that the siphunculus of both ends perforation not only makes outlet pipe be difficult to fouling and clogging, But also the cleaning frequency of the light transmittance detector to outlet pipe is reduced, while also extending the use longevity of light transmittance detector Life, that is, improve durability.
Two, the high-speed flow that the first air inlet pipe and the second air inlet pipe output end generate can be by the viscosity in outlet pipe exit The dirts such as mud are blown, and move it and sticky mud is avoided to be adhered to water outlet pipe surface, avoid the fouling of outlet pipe exit Phenomenon reduces wash number, extends maintenance cycle.
Description of the drawings
Fig. 1 is the schematic exploded perspective view of the light transmission detector for detecting clarifying contaminated liquids degree in the embodiment of the present invention;
Fig. 2 is the assembled state perspective signal of the light transmission detector for detecting clarifying contaminated liquids degree in the embodiment of the present invention Figure.
Reference numeral:
1, upper shell, 10, water sample water inlet pipe, the 11, first air inlet pipe, the 12, second air inlet pipe, 13, first groups of connecting terminals, 14, second group of connecting terminal;
2, sheath body is drained, 20, hole, 21, luminescence component installation position, 22, survey optical assembly installation position, 2a, bending fair current section, 2b, necking section, 23, waste water discharge opening;
3, luminescence component, 31, fixed sheath body, 32, light source assembly, 320, power cord, 33, lens, 310, fixed sheath body Backlight end, 311, the luminous end of fixed sheath body;34, the first installation set;
4, three-way pipe is detected, 40, upper end water inlet pipe, 41, left outlet pipe, 42 right outlet pipes;
5, optical assembly is surveyed, 51, set casing, 52, photoreceiver;53, the second installation set;
61, first gap, 62, Second gap.
Specific implementation mode
Invention is described further below in conjunction with the accompanying drawings.
Refering to fig. 1 to the light transmission detector for detecting clarifying contaminated liquids degree shown in 2, it is by main casing 1, detection three-way pipe 4, luminescence component 3, the survey optical assembly 5 of band signal output and draining sheath body 2 form.
Main casing 1 is the flat shell that width limitation, length and height are much larger than width;Similarly, sheath body 2 is drained Also it is in flat sheath body, 1 lower part of main casing and about 2 sheath body of draining are socketed.
The survey optical assembly 5 that detection three-way pipe 4, luminescence component 3, band signal export is mounted in main casing 1, above-mentioned to shine Component 2, detection three-way pipe 4 and survey optical assembly 5 are installed in its longitudinal direction, and are detected three-way pipe 4 and be located at luminescence component 3 and survey Between optical assembly 5.1 top of main casing is equipped with water sample water inlet pipe 10 arranged in parallel, the first air inlet pipe 11 and the second air inlet pipe 12, First air inlet pipe 11 and the second air inlet pipe 12 are located at 10 both sides of water sample water inlet pipe;And water sample water inlet pipe 10, the first air inlet pipe 11 and second air inlet pipe 12 be arranged in parallel in the height direction.It includes upper end water inlet pipe 40,41 and of left outlet pipe to detect three-way pipe 4 The upper end water inlet pipe 40 of right outlet pipe 42, detection three-way pipe 4 is docked with about 10 water sample water inlet pipe on main casing 1;Detection three The left and right outlet pipe 41,42 of siphunculus 4 is horizontally disposed, and level communicates between left outlet pipe 41 and right outlet pipe 42;Luminescence component 3 light direction, the horizontally disposed left and right outlet pipe 41,42 for detecting three-way pipe 4 and survey optical assembly 5 are substantially in same straight line On.Wherein, between luminescence component 3 and left outlet pipe 41 there are first gap 61, survey between optical assembly 5 and right outlet pipe 42 there are Second gap 62;The output mouth down of first air inlet pipe 11 is simultaneously located at 61 top of first gap;The delivery outlet of second air inlet pipe 12 Downward and positioned at 62 top of Second gap.
Wherein, luminescence component 3 includes columnar fixed sheath body 31, light source assembly 32 and lens 33, and fixed sheath body 31 wraps Include the luminous end 311 at the backlight end 310 and opening of sealing;Light source assembly 32 is installed in fixed sheath body 31, the sealing peace of lens 33 Luminous end 311 loaded on fixed sheath body 31.Similarly, it surveys optical assembly 5 and includes columnar set casing 51 and photoreceiver 52, The receiving terminal of photoreceiver 52 is towards right outlet pipe 42 after installation.
For easily assembling light transmission detector, the main casing 1 in the present invention, which is that upper end is opposite, to be sealed and lower ending opening Flat shell is additionally provided with the first installation set 34 for fixing luminescence component 3 in main casing 1 and surveys optical assembly 5 for fixed The second installation set 53.It is equipped with first group of connecting terminal 13, luminescence component 3 at the top of main casing 1 above luminescence component 3 Power cord 320 connect first group of connecting terminal 13.It is equipped with second group of wiring at the top of the main casing surveyed above optical assembly 5 Terminal 14, the signal wire 520 for surveying optical assembly 5 connect second group of connecting terminal 14.And the left side for draining 2 top of sheath body is equipped with and shines Component installation step, the right side on draining sheath body top, which is equipped with, surveys optical assembly installation step;Draining sheath body 2 is inserted in 1 lower part of main casing, Main casing 1 forms luminescence component installation position 21 with luminescence component installation step, and main casing 1 is surveyed with the formation of optical assembly installation step is surveyed Optical assembly installation position 22.In view of luminescence component 3 and the fixation sheath body 31 surveyed in optical assembly 5 and set casing 51 are cylindrical shape, Therefore, the first installation set 34 and the second installation set 53 are needed to be respectively fitted over luminescence component 3 and be surveyed on optical assembly 5, then are respectively charged into Luminescence component installation position 21 and survey optical assembly installation position 22, assemble more convenient stabilization in this way, need only main casing 1 and draining sheath body About 2 pressings can fix luminescence component 3 and survey optical assembly 5, prevent luminescence component 3 and survey optical assembly 5 to deviate.
The middle side roof part for draining 2 top of sheath body is equipped with for 11 lower end of the first air inlet pipe, 12 lower end of the second air inlet pipe and detection Perforative hole 20 of upper end water inlet pipe of three-way pipe 4.It can be fixed after being connected due to detection three-way pipe 4 and water sample water inlet pipe 10, Therefore, a hole 20 need only be processed into, so that it may facilitate 11 lower end of the first air inlet pipe, 12 lower end of the second air inlet pipe and detection three-way pipe 4 stretch into, and processing cost is low, easy to assembly.Draining 2 width of sheath body limit detection three-way pipe 4 in left outlet pipe 41 and the right side go out The flow axis of water pipe 42 is convenient in the length of main casing 1, consistent with water route convenient for light path.
After the above-mentioned sealing of draining sheath body 2 is placed on 1 lower section of main casing, the water of the left and right outlet pipe 41,42 of three-way pipe 4 is detected Sample falls into draining sheath body 2 from first gap 61 and Second gap 62 respectively naturally, and drains 2 bottom of sheath body and be equipped with waste water discharge opening 23.Bending fair current section 2a and necking section 2b that 2 lower part of sheath body is equipped with bending are drained, bending fair current pars infrasegmentalis is connected by necking section 2b Connect waste water discharge opening 23.
In use, being passed through water sample by water sample water inlet pipe 10, in detector, water sample is led to respectively by left and right outlet pipe 41,42 Cross first gap 61, Second gap 62 flows out.The light of above-mentioned luminescence component 3 first penetrates the air of first gap 61, then penetrates Water in left and right outlet pipe 41,42, then the air of Second gap 62 is crossed in light transmission again, and final inject surveys optical assembly 5, this knot The water column that structure setting can come out to avoid outlet pipe flows to luminescence component or surveys optical assembly 5, protects luminescence component 3 and surveys optical assembly 5 influence translucent effect from the contamination of water stain and dirt, improve the stability and accuracy of detection.Above-mentioned left and right outlet pipe 41, 42 not only make outlet pipe be difficult to fouling and clogging for the siphunculus of both ends perforation, but also reduce the light transmittance detector to outlet pipe The cleaning frequency, while also extending the service life of light transmittance detector, that is, improve durability.First air inlet pipe 11 and second Air inlet pipe 12 at work, constantly blow downwards so that left and right outlet pipe 41,42 by first gap 61 and Second gap 62 It is quickly overboard, it no longer splashes or is ejected into luminescence component 3 and survey the working surface of optical assembly 5, protect luminescence component 3 goodly It is infected with from water stain and dirt with optical assembly 5 is surveyed.
Outlet pipe 41,42 emits light to light source assembly 32 to left and right, and light completely penetrates through the water sample in outlet pipe, and shines It is incident upon on photoreceiver 52, photoreceiver 52 will transmit through the detection of the light progress intensity of illumination of water sample, converse water sample Light transmittance, exported to controller by signal line;
2 bottom of lower cover is flowed to by the water sample flowed out in outlet pipe 32, and is flowed out from the water outlet of bottom 20, water quality is completed Light transmittance detection process.
Make the preferred embodiment of the present invention above, does not depart from original of the invention for those of ordinary skill in the art Under the premise of reason, several variations and modifications can also be made, these also should be regarded as protection scope of the present invention.

Claims (5)

1. a kind of light transmission detector for detecting clarifying contaminated liquids degree, it is characterised in that:Light transmittance detector is by main casing(1), Detect three-way pipe(4), luminescence component(3), band signal output survey optical assembly(5)With draining sheath body(2)Composition;Detect three-way pipe (4), luminescence component(3), band signal output survey optical assembly(5)It is mounted on main casing(1)It is interior, and detect three-way pipe(4)Position In luminescence component(3)With survey optical assembly(5)Between;The main casing(1)Top is equipped with water sample water inlet pipe arranged in parallel(10), First air inlet pipe(11)With the second air inlet pipe(12), the first air inlet pipe(11)With the second air inlet pipe(12)It is located at water sample water inlet Pipe(10)Both sides;The detection three-way pipe(4)Including upper end water inlet pipe(40)With left and right outlet pipe(41,42), detect three-way pipe (4)Upper end water inlet pipe(40)With main casing(1)On water sample water inlet pipe(10)Docking up and down;Detect three-way pipe(4)It is left and right Outlet pipe(41,42), luminescence component(3)Light direction and survey optical assembly(5)Substantially on the same line;Luminescence component(3) With left outlet pipe(41)Between there are first gaps(61), survey optical assembly(5)With right outlet pipe(42)Between there are Second gaps (62);First air inlet pipe(11)Output mouth down and be located at first gap(61)Top;Second air inlet pipe(12)It is defeated Go out mouth down and is located at Second gap(62)Top;Draining sheath body sealing is placed below main casing, detects three-way pipe(4)A left side, Right outlet pipe(41,42)Water sample respectively from first gap(61)And Second gap(62)Fall into draining sheath body(2), the draining Sheath body(2)Bottom is equipped with waste water discharge opening(23);Luminescence component(3)Including columnar fixed sheath body(31), light source assembly (32)And lens(33), fixed sheath body(31)Backlight end including sealing(310)With the luminous end of opening(311);Light source assembly (32)It is installed on fixed sheath body(31)It is interior, lens(33)It is seal-installed on fixed sheath body(31)Luminous end(311).
2. the light transmission detector according to claim 1 for detecting clarifying contaminated liquids degree, it is characterised in that:Main casing(1) The flat shell of width is much larger than for width limitation, length and height;The luminescence component(2), detection three-way pipe(4)With Survey optical assembly(5)It installs in its longitudinal direction;Water sample water inlet pipe(10), the first air inlet pipe(11)With the second air inlet pipe(12)? It is arranged in parallel in short transverse.
3. the light transmission detector according to claim 1 for detecting clarifying contaminated liquids degree, it is characterised in that:Drain sheath body (2)The left side on top is equipped with luminescence component installation step, and the right side on draining sheath body top, which is equipped with, surveys optical assembly installation step(22); Main casing(1)It is inserted in draining sheath body in lower part(2), main casing and luminescence component installation step form luminescence component installation position(21), Survey optical assembly installation position is formed with optical assembly installation step is surveyed(22).
4. the light transmission detector according to claim 3 for detecting clarifying contaminated liquids degree, it is characterised in that:Drain sheath body (2)The middle side roof part on top, which is equipped with, supplies the first air inlet pipe(11)Lower end, the second air inlet pipe(12)Lower end and detection three-way pipe(4)'s Perforative hole of upper end water inlet pipe(20).
5. the light transmission detector according to claim 1 for detecting clarifying contaminated liquids degree, it is characterised in that:Positioned at luminous group Part(3)The main casing of top(1)Top is equipped with first group of connecting terminal(13), luminescence component(3)Power cord(320)Connection First group of connecting terminal(13);Positioned at survey optical assembly(5)It is equipped with second group of connecting terminal at the top of the main casing of top(14), survey Optical assembly(5)Signal wire(520)Connect second group of connecting terminal(14).
CN201610872344.0A 2016-10-06 2016-10-06 A kind of light transmission detector for detecting clarifying contaminated liquids degree Active CN106198462B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102042973A (en) * 2010-10-18 2011-05-04 孙玥 Real-time on-line monitoring system for water turbid degree
JP5417580B2 (en) * 2007-03-18 2014-02-19 有限会社フジカ Permeability meter
CN203949868U (en) * 2014-06-08 2014-11-19 宣尧杭 A kind of pick-up unit for detection of dyeing waste water penetrability
CN204679419U (en) * 2015-05-07 2015-09-30 李学忠 A kind of liquid transparency sensor
WO2016006419A1 (en) * 2014-07-07 2016-01-14 水ing株式会社 Clumping method and clumping device
CN206362702U (en) * 2016-10-06 2017-07-28 温州统利机械科技有限公司 Printing opacity detector for detecting clarifying contaminated liquids degree

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5417580B2 (en) * 2007-03-18 2014-02-19 有限会社フジカ Permeability meter
CN102042973A (en) * 2010-10-18 2011-05-04 孙玥 Real-time on-line monitoring system for water turbid degree
CN203949868U (en) * 2014-06-08 2014-11-19 宣尧杭 A kind of pick-up unit for detection of dyeing waste water penetrability
WO2016006419A1 (en) * 2014-07-07 2016-01-14 水ing株式会社 Clumping method and clumping device
CN204679419U (en) * 2015-05-07 2015-09-30 李学忠 A kind of liquid transparency sensor
CN206362702U (en) * 2016-10-06 2017-07-28 温州统利机械科技有限公司 Printing opacity detector for detecting clarifying contaminated liquids degree

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Denomination of invention: A transparent detector for detecting the clarity of wastewater

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Contract record no.: X2024990000004

Denomination of invention: A transparent detector for detecting the clarity of wastewater

Granted publication date: 20181102

License type: Common License

Record date: 20240102

Application publication date: 20161207

Assignee: Taizhou Yimin HVAC Technology Co.,Ltd.

Assignor: Yuhuan Lanzhong Technology Co.,Ltd.

Contract record no.: X2024990000003

Denomination of invention: A transparent detector for detecting the clarity of wastewater

Granted publication date: 20181102

License type: Common License

Record date: 20240102

Application publication date: 20161207

Assignee: Taizhou Ruziniu Technology Co.,Ltd.

Assignor: Yuhuan Lanzhong Technology Co.,Ltd.

Contract record no.: X2024990000002

Denomination of invention: A transparent detector for detecting the clarity of wastewater

Granted publication date: 20181102

License type: Common License

Record date: 20240102

Application publication date: 20161207

Assignee: TAIZHOU HONGXI INDUSTRIAL DESIGN Co.,Ltd.

Assignor: Yuhuan Lanzhong Technology Co.,Ltd.

Contract record no.: X2024990000007

Denomination of invention: A transparent detector for detecting the clarity of wastewater

Granted publication date: 20181102

License type: Common License

Record date: 20240102

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