CN109001163A - A kind of novel water quality testing meter - Google Patents
A kind of novel water quality testing meter Download PDFInfo
- Publication number
- CN109001163A CN109001163A CN201811006976.4A CN201811006976A CN109001163A CN 109001163 A CN109001163 A CN 109001163A CN 201811006976 A CN201811006976 A CN 201811006976A CN 109001163 A CN109001163 A CN 109001163A
- Authority
- CN
- China
- Prior art keywords
- fixed
- shell
- circuit board
- integrated circuit
- water quality
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a kind of novel water quality testing meters, including shell, link block, standing screw, extension rod, sheath, partition, battery, integrated circuit board, master switch, rubber pad, testing cassete, light sensor, temperature sensor, upper cover, display screen, detection button, spill spin block, pH value detection lug, conductivity detection lug, strainer, water-absorbing sponge and sealing block.The beneficial effects of the present invention are: can show the pH value of detection on display screen, the data such as conductivity and temperature and light transmittance, the all data of detection water quality can be viewed in time, extension rod can be rotated in link block by spill spin block, so that different angles can be showed between shell and extension rod, facilitate operator that testing cassete is put into water to be detected from different angles, master switch is mounted on the power supply circuit between integrated circuit board and battery, integrated circuit board can be fully disconnected power supply when not in use, to reduce the loss of electricity when not in use.
Description
Technical field
The present invention relates to a kind of water quality testing meter, specially a kind of novel water quality testing meter belongs to machinery equipment field.
Background technique
Water resource is the important component of natural resources, and the mankind be unable to do without water, life in life and production activity
The superiority and inferiority of drinking water quality and human health are closely related, with the development of economy with the quickening of urbanization process, sanitary sewage
Discharge amount increases rapidly, and a large amount of untreated sanitary sewages are discharged into earth's surface, causes the pollution of water environment, industry water standard
Superiority and inferiority it is then closely related with industrial production cost and product quality, it is right currently, the activity breadth and depth of the mankind is unprecedented
The influence of natural environment, especially water resource is very serious, and water pollutant mainly has: heavy metal contaminants, nonmetallic inorganic
Toxic pollutant, toxic organic compound, oxygen consumption organic, acid, alkali pollution object etc., the presence of these pollutants can all seriously affect people
There is multiple-quality water detector, existing water quality detection in order to timely understand water quality situation in the market in the health of class
Instrument mainly has following deficiency: inconvenient to carry, some detector volumes are bigger, not portable in field work: when measurement
It needs to carry out water quality detection by the tool that is filled with water, use more troublesome；The single effect of detection, detection that can only be single
A kind of parameter, water quality detection be not comprehensive；The result of display is not intuitive, or even the detector having also is needed to will test result and be printed
Come, checks that result is very troublesome.
Summary of the invention
The object of the invention is that providing a kind of novel water quality testing meter to solve the above-mentioned problems.
The present invention is through the following technical solutions to achieve the above objectives: a kind of novel water quality testing meter, including shell, connection
Block, standing screw, extension rod, sheath, partition, battery, integrated circuit board, master switch, rubber pad, testing cassete, light level
Device, temperature sensor, upper cover, display screen, detection button, spill spin block, pH value detection lug, conductivity detection lug, strainer, water suction
Sponge and sealing block；The upper end of the shell is fixed with link block, and the spill spin block is mounted on inside link block, the extension rod
Can be by spill spin block to be rotated in link block, the extension rod can freely stretch, and the standing screw passes through link block
With spill spin block to which the two link together, the upper end of the spill spin block is fixed with extension rod, the top packet of the extension rod
It is wrapped with the sheath of the anti-skidding material of a circle, the inside of the shell is fixed with partition, and the upper end of the partition is fixed with battery, institute
It states and is fixed with integrated circuit board in the shell of partition lower end, the side of the shell is fixed with master switch, the integrated circuit board
It links together with one end of master switch, the other end and battery of the master switch link together, the master switch installation
On power supply circuit between integrated circuit board and battery, the junction of the shell and upper cover is fixed with a circle rubber pad,
The bottom of the shell is fixed with testing cassete, and light sensor is fixed in the left and right sides outside the testing cassete, described
Temperature sensor is fixed on front and rear sides face outside testing cassete, the upper cover is installed on the shell, the light sensor,
Temperature sensor is equipped with display screen, the display screen and integrated electricity together with integrated circuit board electrical connection in the upper cover
Road plate is electrically connected, and the data such as pH value, conductivity and temperature and the light transmittance of detection, institute can be shown on the display screen
It states and detection button is installed on the upper lid of display screen upper end, the detection button is described together with integrated circuit board electrical connection
Middle part inside testing cassete is equipped with pH value detection lug, the pH value detection lug together with integrated circuit board electrical connection,
Conductivity detection lug, the conductivity detection lug and integrated circuit board electricity are fixed with inside the testing cassete in the two side walls of left and right
It links together, the top of the testing cassete and the connection place of shell are fixed with the deformable sealing block of one layer of rubber system, institute
It states the lower end inside testing cassete and is fixed with one layer of strainer, be placed with water-absorbing sponge in the testing cassete of the strainer upper end.
Further, in order to view all data for detecting water quality in time, detection can be shown on the display screen
PH value, conductivity and temperature and the data such as light transmittance.
Further, testing cassete is put into water to be detected from different angles in order to facilitate the operation of personnel, it is described to prolong
Boom can be rotated in link block by spill spin block.
Further, continuation of the journey is improved in order to reduce the loss of electricity when not in use, the master switch is mounted on integrated electricity
On power supply circuit between road plate and battery.
Further, in order to enable dust, water stain etc. will not enter interior of shell, the junction of the shell and upper cover is solid
Surely there is a circle rubber pad.
Further, some magazines enter detection box and influence testing result when detecting in order to prevent, in the testing cassete
The lower end in portion is fixed with one layer of strainer.
Further, in order to make integrated circuit board and battery not to intake or make moist, the top of the testing cassete and outer
The connection place of shell is fixed with the deformable sealing block of one layer of rubber system.
Further, in order to reduce the volume of whole device, easy to carry, the extension rod can freely stretch.
Further, in order to enable testing staff has situations such as water former extension rod that can so hold on not slide in the hand
It falls, the top of the extension rod is enclosed with the sheath of the anti-skidding material of a circle.
The beneficial effects of the present invention are: detector structure connection is compact, using simple, design rationally, can on display screen
Show the data such as pH value, conductivity and temperature and the light transmittance of detection, display mode very simple is clear, can check in time
To all data of detection water quality, extension rod can be rotated in link block by spill spin block so that shell and extension rod it
Between can show different angles, facilitate operator that testing cassete is put into water to be detected from different angles, always open
Pass is mounted on the power supply circuit between integrated circuit board and battery, integrated circuit board can be fully disconnected electricity when not in use
Source, to reduce the loss of electricity when not in use, to improve continuation of the journey, the junction of shell and upper cover is fixed with a circle rubber
Pad improves the leakproofness of shell and upper cover, so that dust, water stain etc. will not enter interior of shell, the lower end inside testing cassete is solid
Surely have one layer of strainer, prevent when detecting some magazines enter detection box and influence testing result, the top of testing cassete and shell
Connection place is fixed with the deformable sealing block of one layer of rubber system, will test box and shell is isolated entirely from, and will not make integrated electricity
Road plate and battery water inlet or dampness, long service life, extension rod can freely stretch, and can reduce the volume of whole device,
Easy to carry, the top of extension rod is enclosed with the sheath of the anti-skidding material of a circle, is capable of increasing frictional force, so that testing staff is in hand
In have situations such as water it is former can so hold on extension rod, do not fall off.
Detailed description of the invention
Fig. 1 is overall structure decomposition diagram of the present invention；
Fig. 2 is link block schematic diagram of internal structure of the present invention；
Fig. 3 is testing cassete schematic diagram of internal structure of the present invention；
Fig. 4 is overall structure of the present invention；
In figure: 1, shell, 2, link block, 3, standing screw, 4, extension rod, 5, sheath, 6, partition, 7, battery, 8, integrated electricity
Road plate, 9, master switch, 10, rubber pad, 11, testing cassete, 12, light sensor, 13, temperature sensor, 14, upper cover, 15, display
Screen, 16, detection button, 17, spill spin block, 18, pH value detection lug, 19, conductivity detection lug, 20, strainer, 21, water-absorbing sponge,
22, block is sealed.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-4, a kind of novel water quality testing meter, including shell 1, link block 2, standing screw 3, extension rod 4, shield
Cover 5, partition 6, battery 7, integrated circuit board 8, master switch 9, rubber pad 10, testing cassete 11, light sensor 12, temperature sensing
Device 13, upper cover 14, display screen 15, detection button 16, spill spin block 17, pH value detection lug 18, conductivity detection lug 19, strainer
20, water-absorbing sponge 21 and sealing block 22；The upper end of the shell 1 is fixed with link block 2, and the spill spin block 17 is mounted on link block
Inside 2, the extension rod 4 can be by spill spin block 17 to rotate in link block 2, and the extension rod 4 can freely stretch, institute
Standing screw 2 is stated across link block 2 and spill spin block 17 to which the two link together, the upper end of the spill spin block 17 is fixed with
Extension rod 4, the top of the extension rod 4 are enclosed with the sheath 5 of the anti-skidding material of a circle, and the inside of the shell 1 is fixed with partition
6, the upper end of the partition 6 is fixed with battery 7, and integrated circuit board 8 is fixed in the shell 1 of 6 lower end of partition, described outer
The side of shell 1 is fixed with master switch 9, and one end of the integrated circuit board 8 and master switch 9 links together, the master switch 9
The other end and battery 7 link together, and the master switch 9 is mounted on the power supply circuit between integrated circuit board 8 and battery 7
On, the junction of the shell 1 and upper cover 14 is fixed with a circle rubber pad 10, and the bottom of the shell 1 is fixed with testing cassete 11,
Light sensor 12, the front and rear sides face outside the testing cassete 11 are fixed in left and right sides outside the testing cassete 11
On be fixed with temperature sensor 13, the upper cover 14 is mounted on shell 1, the light sensor 12,13 and of temperature sensor
Integrated circuit board 8 is electrically connected, and display screen 15, the display screen 15 and integrated circuit board 8 are equipped in the upper cover 14
It is electrically connected, the data such as pH value, conductivity and temperature and the light transmittance of detection can be shown on the display screen 15, it is described
Detection button 16 is installed, the detection button 16 and integrated circuit board 8 are connected electrically in one in the upper cover 14 of 15 upper end of display screen
It rises, the middle part inside the testing cassete 11 is equipped with pH value detection lug 18, the pH value detection lug 18 and integrated circuit board 8
It is electrically connected, conductivity detection lug 19, the conductivity inspection is fixed in the 11 inside left and right two side walls of testing cassete
It surveys piece 19 and integrated circuit board 8 is electrically connected, the top of the testing cassete 11 and the connection place of shell 1 are fixed with one layer of rubber
The deformable sealing block 22 of glue, the lower end inside the testing cassete 11 are fixed with one layer of strainer 20,20 upper end of strainer
Testing cassete 11 in be placed with water-absorbing sponge 21.
As a kind of technical optimization scheme of the invention: can be shown on the display screen 15 pH value, the conductivity of detection with
And the data such as temperature and light transmittance；The extension rod 4 can be rotated in link block 2 by spill spin block 17；The master switch 9
It is mounted on the power supply circuit between integrated circuit board 8 and battery 7；The junction of the shell 1 and upper cover 14 is fixed with one
Enclose rubber pad 10；Lower end inside the testing cassete 11 is fixed with one layer of strainer 20；The top of the testing cassete 11 and shell 1
Connection place is fixed with the deformable sealing block 22 of one layer of rubber system；The extension rod 4 can freely stretch；The extension rod 4
Top be enclosed with the sheath 5 of the anti-skidding material of a circle.
In the use of the present invention, opening first by extension rod and it being made to be elongated to suitable length, then unscrew fixed spiral shell
Bar, rotation extension rod make extension rod and shell in suitable angle and tighten standing screw, then open master switch, press inspection
Button is surveyed, testing staff's hand holds sheath and testing cassete is put into water to be detected, guarantees that water immersion light sensor, temperature pass
Sensor, pH value detection lug and conductivity detection lug are taken out until showing that the data of detection will test box on display screen, are checked
Data restore extension rod to original position after detection, and master switch is closed.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of novel water quality testing meter, it is characterised in that: including shell (1), link block (2), standing screw (3), extension rod
(4), sheath (5), partition (6), battery (7), integrated circuit board (8), master switch (9), rubber pad (10), testing cassete (11),
Light sensor (12), temperature sensor (13), upper cover (14), display screen (15), detection button (16), spill spin block (17), acid
Basicity detection lug (18), conductivity detection lug (19), strainer (20), water-absorbing sponge (21) and sealing block (22)；The shell (1)
Upper end be fixed with link block (2), the spill spin block (17) is mounted on that link block (2) is internal, and the standing screw (2) passes through connects
Block (2) and spill spin block (17) are connect to which the two link together, the upper end of the spill spin block (17) is fixed with extension rod (4),
The top of the extension rod (4) is provided with sheath (5), and the inside of the shell (1) is fixed with partition (6), the partition (6)
Upper end is fixed with battery (7), is fixed with integrated circuit board (8) in the shell (1) of partition (6) lower end, the shell (1)
Side be fixed with master switch (9), one end of the integrated circuit board (8) and master switch (9) links together, the master switch
(9) the other end and battery (7) links together, and is fixed with rubber pad (10) on the shell (1), the shell (1)
Bottom is fixed with testing cassete (11), is fixed with light sensor (12), institute in the external left and right sides of the testing cassete (11)
It states and is fixed with temperature sensor (13) on the external front and rear sides face of testing cassete (11), the upper cover (14) is mounted on shell (1)
On, the light sensor (12), temperature sensor (13) and integrated circuit board (8) are electrically connected, the upper cover (14)
It is inside equipped with display screen (15), the display screen (15) and integrated circuit board (8) are electrically connected, on the display screen (15)
It being equipped with detection button (16) in the upper cover (14) at end, the detection button (16) and integrated circuit board (8) are electrically connected,
The internal middle part of the testing cassete (11) is equipped with pH value detection lug (18), the pH value detection lug (18) and integrated circuit
Plate (8) is electrically connected, and is fixed with conductivity detection lug (19) in the internal left and right two side walls of the testing cassete (11), described
Conductivity detection lug (19) and integrated circuit board (8) are electrically connected, and the top of the testing cassete (11) is fixed with sealing block
(22), the inside of the testing cassete (11) is fixed with strainer (20), is placed in the testing cassete (11) of strainer (20) upper end
Water-absorbing sponge (21).
2. a kind of novel water quality testing meter according to claim 1, it is characterised in that: can be shown on the display screen (15)
The data such as pH value, conductivity and the temperature of detection and light transmittance.
3. a kind of novel water quality testing meter according to claim 1, it is characterised in that: the extension rod (4) can pass through rotation
Switch block (17) is to the rotation in link block (2).
4. a kind of novel water quality testing meter according to claim 3, it is characterised in that: the master switch (9) is mounted on collection
At on the power supply circuit between circuit board (8) and battery (7).
5. a kind of novel water quality testing meter according to claim 1, it is characterised in that: the shell (1) and upper cover (14)
Junction be fixed with a circle rubber pad (10).
6. a kind of novel water quality testing meter according to claim 1, it is characterised in that: under the testing cassete (11) is internal
End is fixed with one layer of strainer (20).
7. a kind of novel water quality testing meter according to claim 1, it is characterised in that: the top of the testing cassete (11) and
The connection place of shell (1) is fixed with the deformable sealing block (22) of one layer of rubber system.
8. a kind of novel water quality testing meter according to claim 1, it is characterised in that: the extension rod (4) can be free
It is flexible.
9. a kind of novel water quality testing meter according to claim 1, it is characterised in that: wrap on the top of the extension rod (4)
It is wrapped with the sheath (5) of the anti-skidding material of a circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006976.4A CN109001163A (en) | 2018-08-31 | 2018-08-31 | A kind of novel water quality testing meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006976.4A CN109001163A (en) | 2018-08-31 | 2018-08-31 | A kind of novel water quality testing meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109001163A true CN109001163A (en) | 2018-12-14 |
Family
ID=64591138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811006976.4A Pending CN109001163A (en) | 2018-08-31 | 2018-08-31 | A kind of novel water quality testing meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109001163A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114617507A (en) * | 2022-02-21 | 2022-06-14 | 中万恩科技有限公司 | Distributor with water quality analysis detects function |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88210427U (en) * | 1988-04-15 | 1988-12-14 | 郭世进 | Portable acidity electrical guiding instrument |
| CN201210138Y (en) * | 2008-05-29 | 2009-03-18 | 昆明理工大学 | Hand-hold fish pond water quality turbidity detector |
| CN101393153A (en) * | 2007-09-20 | 2009-03-25 | 北京华美倚兰科技发展有限公司 | Multifunction portable water quality test pencil |
| CN201935829U (en) * | 2011-02-28 | 2011-08-17 | 谷洪君 | Water sampler |
| CN204594738U (en) * | 2015-04-16 | 2015-08-26 | 浙江正安检测技术有限公司 | Portable water quality sampler |
| CN205210073U (en) * | 2015-12-22 | 2016-05-04 | 江苏亚维检测技术服务有限公司 | Water quality testing meter |
| CN207148091U (en) * | 2017-07-17 | 2018-03-27 | 贵州金洋检测工程有限公司 | A kind of water quality testing meter |
| CN207457210U (en) * | 2017-11-04 | 2018-06-05 | 嘉兴求源检测技术有限公司 | A kind of Portable water quality testing instrument |
-
2018
- 2018-08-31 CN CN201811006976.4A patent/CN109001163A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88210427U (en) * | 1988-04-15 | 1988-12-14 | 郭世进 | Portable acidity electrical guiding instrument |
| CN101393153A (en) * | 2007-09-20 | 2009-03-25 | 北京华美倚兰科技发展有限公司 | Multifunction portable water quality test pencil |
| CN201210138Y (en) * | 2008-05-29 | 2009-03-18 | 昆明理工大学 | Hand-hold fish pond water quality turbidity detector |
| CN201935829U (en) * | 2011-02-28 | 2011-08-17 | 谷洪君 | Water sampler |
| CN204594738U (en) * | 2015-04-16 | 2015-08-26 | 浙江正安检测技术有限公司 | Portable water quality sampler |
| CN205210073U (en) * | 2015-12-22 | 2016-05-04 | 江苏亚维检测技术服务有限公司 | Water quality testing meter |
| CN207148091U (en) * | 2017-07-17 | 2018-03-27 | 贵州金洋检测工程有限公司 | A kind of water quality testing meter |
| CN207457210U (en) * | 2017-11-04 | 2018-06-05 | 嘉兴求源检测技术有限公司 | A kind of Portable water quality testing instrument |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114617507A (en) * | 2022-02-21 | 2022-06-14 | 中万恩科技有限公司 | Distributor with water quality analysis detects function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205210073U (en) | Water quality testing meter | |
| CN205607986U (en) | Detection apparatus for be used for environmental water quality testing to survey | |
| CN109001163A (en) | A kind of novel water quality testing meter | |
| CN207964808U (en) | A kind of hydrographic water resource detection chamber | |
| CN207163492U (en) | A kind of USB interface-based portable air mass detecting instrument | |
| CN207502001U (en) | A kind of gas-tight silo designs waterproof intelligent water meter | |
| CN205786335U (en) | Portable food detector | |
| CN207148091U (en) | A kind of water quality testing meter | |
| CN209589129U (en) | A kind of multifunctional electric meter with vibration detection function | |
| CN206420812U (en) | A kind of water quality testing meter | |
| CN209727153U (en) | A kind of detection mouth has the temperature and humidity tester of high sensitivity and water-proof function | |
| CN205067409U (en) | Portable water quality testing equipment and use its mobile terminal | |
| CN206523503U (en) | Pollution of waterhead thing Quick calibration device | |
| CN207730752U (en) | A kind of outdoor smart water quality monitor | |
| CN205665162U (en) | Portable COD detector | |
| CN207882240U (en) | A kind of indoor and outdoor environment comprehensive tester based on mobile terminal test | |
| CN203606258U (en) | Simple tester for particulate matter (PM)2.5 content in air | |
| CN206440608U (en) | A kind of sensor module of portable ammonia nitrogen ion concentration detection | |
| CN205999102U (en) | A kind of bottled mineral water hydrogen-rich manufacture device | |
| CN206787617U (en) | A kind of intelligent integrated determining instrument of indoor air quality | |
| CN206876242U (en) | Water meter device | |
| CN206756936U (en) | Electrodeless formula conductivity detector for salt water area | |
| CN207585692U (en) | A kind of waterproof wireless water meter based on Bluetooth transmission | |
| CN216525768U (en) | Seawater salt concentration analyzer for industrial online acid-base concentration detection | |
| CN209640334U (en) | A kind of use in waste water treatment detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181214 |