CN110133057B - Multi-parameter water quality detection equipment shell structure and assembling method thereof - Google Patents
Multi-parameter water quality detection equipment shell structure and assembling method thereof Download PDFInfo
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- CN110133057B CN110133057B CN201910413973.0A CN201910413973A CN110133057B CN 110133057 B CN110133057 B CN 110133057B CN 201910413973 A CN201910413973 A CN 201910413973A CN 110133057 B CN110133057 B CN 110133057B
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- 229910052802 copper Inorganic materials 0.000 claims abstract description 38
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
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- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 4
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- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 238000012372 quality testing Methods 0.000 claims description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/14—Housings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/14—Housings
- G01L19/148—Details about the circuit board integration, e.g. integrated with the diaphragm surface or encapsulation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/14—Housings
- G01L19/149—Housings of immersion sensor, e.g. where the sensor is immersed in the measuring medium or for in vivo measurements, e.g. by using catheter tips
-
- 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
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
- G01N27/07—Construction of measuring vessels; Electrodes therefor
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- 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
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
- G01N27/08—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid which is flowing continuously
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- Chemical & Material Sciences (AREA)
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Abstract
The invention discloses a shell structure of multi-parameter water quality detection equipment and an assembly method thereof, and the shell structure comprises a hollow cylindrical shell, wherein screw interfaces are arranged at two ends of the hollow cylindrical shell, the upper end cover of the shell is provided with the screw interfaces and a threaded interface used for connecting a watertight part, the screw interfaces of the shell and the upper end cover are connected through screws, in addition, a copper column buried hole and a sealing groove for placing a sealing O ring are arranged at the part of the upper end cover in the shell, and a circuit fixing plate in the shell is fixed on the upper end cover through a copper column inserted into the copper column buried hole. According to the shell structure disclosed by the invention, the upper end cover and the lower end cover are connected with the shell, the two ends of the upper end cover and the lower end cover are respectively connected with the protective cover and the air guide sleeve and are used for guiding and protecting the probe and the watertight part, the protective cover and the air guide sleeve are identical in structure, the side walls of the protective cover and the air guide sleeve are provided with the notches, and the sizes of the openings of the notches are enough to accommodate fingers of adult males, so that the shell structure is more attractive due to the fact that the protective cover and the air guide sleeve are symmetrical up and down.
Description
Technical Field
The invention belongs to the field of ocean water quality detection, and particularly relates to a multi-parameter water quality detection equipment shell structure and an assembling method thereof in the field.
Background
In recent years, because of the demand of social and economic development, the development and utilization of marine resources are increased, economic benefits are brought, and a series of marine ecological environment problems are caused, so that marine biological resources are seriously damaged. With the increasing emphasis of the country on marine environmental protection, the marine environmental detection industry in the field of marine environmental protection subdivision is also emphasized by various government departments.
Most overall structure of common multi-parameter water quality testing equipment shell structure is single in the existing market, the reusability is low, the price is high, the assembling process is complicated, be difficult to independently carry out the assembly of shell, there is stronger limitation when using, the use maintenance cost in later stage is higher, especially in marine environment, there are serious marine organism to adhere to and the shell pollution problem, the low-cost high-quality maintenance of carrying out that can be convenient is the prerequisite of the normal work of check out test set, also can influence the accuracy of data collection to a great extent if maintain untimely.
Disclosure of Invention
The invention aims to solve the technical problem of providing a multi-parameter water quality detection equipment shell structure which is simple in structure and convenient to assemble and an assembling method thereof.
The invention adopts the following technical scheme:
a multi-parameter water quality detection equipment shell structure is improved in that: the device comprises a hollow cylindrical shell with screw interfaces at two ends, a screw interface and a threaded interface for connecting a water-tight piece are arranged on an upper end cover of the shell, the screw interface of the shell is connected with the screw interface of the upper end cover through screws, a copper column buried hole and a sealing groove for placing a sealing O ring are arranged at the part of the upper end cover positioned in the shell, a circuit fixing plate in the shell is fixed on the upper end cover through a copper column inserted into the copper column buried hole, the threaded interface is arranged at the part of the upper end cover positioned outside the shell, a protective cover with a notch is connected with the upper end cover through the threaded interface, the screw interface, a flange interface and a threaded interface for fixing a detection probe are arranged on a lower end cover of the shell, the screw interface of the shell is connected with the screw interface of the lower end cover through screws, and the sealing groove for placing the sealing O ring is arranged at the part of the, the part of the lower end cover outside the shell is provided with a threaded interface, one side of the connecting piece is connected with the lower end cover through the threaded interface, the other side of the connecting piece is provided with an internal threaded interface and an external threaded interface, the filter screen support with the flow guide round hole is connected with the internal threaded interface of the connecting piece through the threaded interface, the two ends of the filter screen support are respectively provided with an upper concave ring and a lower concave ring, after the opening end of the filter screen support and the flow guide round hole are covered by the filter screen, each concave ring is sleeved with a rubber ring rubber rib at intervals of the filter screen, and the flow guide cover with the notch is connected with the external threaded interface of the connecting piece through the threaded interface.
Furthermore, the screw interfaces of the shell and the screw interfaces of the upper end cover and the lower end cover are connected through 316L screws.
Furthermore, a copper column fixing hole for fixing the circuit board and a protective coil through hole for fixing the circuit are formed in the circuit fixing plate, L-shaped components are respectively installed on two sides of one end, close to the upper end cover, of the circuit fixing plate, and the copper column penetrating through the L-shaped components is inserted into the copper column embedding hole of the upper end cover, so that the circuit fixing plate is fixed on the upper end cover.
Furthermore, the circuit board includes main control circuit board and each detecting element circuit board, and every 6 copper post fixed orifices are a set of fixed circuit board, and the quantity of protective coil via hole is 2 groups, and the quantity of L type component is 4, respectively installs 2 in the both sides of circuit fixed plate.
Furthermore, the number of the flange plate interfaces is 2, and the flange plate interfaces are respectively used for installing a pressure detection probe and a temperature detection probe; the number of the threaded interfaces is 3, and a secondary cutting body is arranged on the threaded interface for mounting the conductivity detection probe.
Furthermore, the number of the upper concave rings is 2, and the number of the lower concave rings is 1.
Furthermore, the shell and the upper and lower end covers thereof are all processed by POM plastic, and the circuit fixing plate material is made of stainless steel.
The assembly method is used for the shell structure of the multi-parameter water quality detection equipment, and the improvement is that the assembly method comprises the following steps:
(1) fixing the circuit board in the copper column fixing holes on the circuit fixing plate by using copper columns respectively, so that the circuit board is fixed on the circuit fixing plate, and fixing the related circuit to the protective coil through hole;
(2) installing each detection probe into a flange plate interface and a threaded interface of a lower end cover, connecting a watertight part to an upper end cover through the threaded interface, and connecting each detection probe with a circuit board through a lead;
(3) fixing an L-shaped component on a circuit fixing plate by using screws, embedding a copper column penetrating through the L-shaped component into a copper column embedding hole of an upper end cover by using epoxy resin glue, so that the circuit fixing plate is fixed on the upper end cover, installing a sealing O ring in a sealing groove of the upper end cover, smearing silicon grease, fixedly connecting the upper end cover and a shell by using screws, and installing a protective cover on the upper end cover through a threaded interface;
(4) after a sealing O ring is arranged in a sealing groove of the lower end cover and silicon grease is smeared, the lower end cover is fixedly connected with the shell by using a screw, and then a connecting piece is arranged on the lower end cover through a threaded interface;
(5) the filter screen support is installed on an internal thread interface of the connecting piece through a threaded interface, after the open end and the flow guide circular hole of the filter screen support are covered by the filter screen, a rubber ring rubber band is sleeved on each concave ring of the filter screen support through the filter screen so as to clamp the filter screen, the flow guide cover is installed on an external thread interface of the connecting piece through the threaded interface, and the assembly is finished.
The invention has the beneficial effects that:
according to the shell structure disclosed by the invention, the upper end cover and the lower end cover are connected with the shell, the two ends of the upper end cover and the lower end cover are respectively connected with the protective cover and the air guide sleeve and are used for guiding and protecting the probe and the watertight part, the protective cover and the air guide sleeve are identical in structure, the side walls of the protective cover and the air guide sleeve are provided with the notches, and the sizes of the openings of the notches are enough to accommodate fingers of adult males, so that the shell structure is more attractive due to the fact that the protective cover and the air guide sleeve are symmetrical up and down.
The shell structure disclosed by the invention is provided with the filter screen bracket, and the open end and the flow guide circular hole of the filter screen bracket are covered by the filter screen to play a role in filtering marine organisms, so that the measurement precision of the probe is ensured. The fixing effect of fixing the filter gauze by the rubber ring rubber band is excellent, the operation process is simple, when the filter gauze needs to be replaced and maintained, the filter gauze only needs to be replaced, and the production and maintenance cost is low. The air guide sleeve is arranged outside the filter screen bracket, so that the shell structure is more attractive on the premise of ensuring the air guide effect.
According to the shell structure disclosed by the invention, the defect that a plastic material is soft is overcome through a fixing mode of embedding the copper column into the circuit fixing plate and the upper end cover, and the fixing strength of the circuit fixing plate is ensured in a simple mode on the premise of not changing the material and lowering the cost; the design that utilizes L type component connecting circuit fixed plate and upper end cover and the design of round slot mouth formula screw hole on the L type component make shell structure's course of working simpler, and the installation is also more nimble to do not influence its fixed strength.
According to the protective coil through hole on the circuit fixing plate in the shell structure disclosed by the invention, on one hand, the circuit can be regulated, and the circuit can be conveniently connected and checked while short circuit is avoided; on the other hand, the circuit can be protected, and the influence on the measurement precision caused by abrasion of the circuit in the use process is avoided.
The design of the lower end cover of the shell structure for the mounting interfaces of the detection probes and the design of the circuit fixing plate for the copper column fixing hole have universality, and the detection probes of the sensors with different parameters and the corresponding circuit boards thereof can be freely replaced, so that the shell structure has extremely high reusability.
The shell structure disclosed by the invention has the advantages of rust resistance, corrosion resistance, low cost and easiness in processing except that the circuit fixing plate is made of stainless steel, and the POM plastic is used for processing the rest parts, so that the installation strength can be ensured by processing the circuit fixing plate by using the stainless steel material. The shell is processed by adopting sectional materials, so that the specification and the size of the shell can be flexibly adjusted according to requirements.
According to the assembling method disclosed by the invention, the silicone grease and the sealing O ring are matched for watertight use, so that the assembled shell structure has good watertight performance.
Drawings
FIG. 1 is a schematic structural diagram of a housing structure disclosed in embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of a housing in the case structure disclosed in embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of an upper end cap of the housing structure disclosed in example 1 of the present invention;
fig. 4 is a schematic structural diagram of a circuit fixing board in the housing structure disclosed in embodiment 1 of the present invention;
FIG. 5 is a schematic view showing the structure of a protective cover in the case structure disclosed in example 1 of the present invention;
FIG. 6 is a schematic top view of the bottom cover of the housing disclosed in example 1 of the present invention;
FIG. 7 is a schematic bottom view of the bottom cover of the housing structure disclosed in example 1 of the present invention;
FIG. 8 is a schematic structural view of a lower end cap of the housing structure disclosed in embodiment 1 of the present invention;
FIG. 9 is a schematic view showing the structure of a connecting member in the case structure disclosed in embodiment 1 of the present invention;
FIG. 10 is a schematic view of the filter support in the housing structure disclosed in example 1 of the present invention;
fig. 11 is a schematic structural view of a pod in the housing structure disclosed in embodiment 1 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In this embodiment, the screw interface of the housing and the screw interfaces of the upper end cover and the lower end cover are connected by 316L screws.
As shown in fig. 4, a circuit fixing plate 17 is provided with a copper pillar fixing hole 10 for fixing a circuit board and a guard coil via hole 9 for fixing a circuit, which can regulate and protect a circuit connection line. In addition, L-shaped components 32 are respectively arranged on two sides of one end, close to the upper end cover, of the circuit fixing plate, the L-shaped components are fixed on the circuit fixing plate through screws, copper columns penetrating through the L-shaped components are embedded into copper column embedding holes of the upper end cover through epoxy resin glue, and therefore the circuit fixing plate is fixed on the upper end cover.
The circuit board includes main control circuit board and each detecting element circuit board, and every 6 copper post fixed orifices are a fixed circuit board of a set of, and the quantity of protective coil via hole is 2 groups, and the quantity of L type component is 4, respectively installs 2 in the both sides of circuit fixed plate.
The number of the flange plate interfaces is 2, and the flange plate interfaces are respectively used for installing a pressure detection probe and a temperature detection probe; the number of the threaded interfaces is 3, and the threaded interfaces are used for fixing other parameter detection probes, and due to the installation mode of the conductivity detection probes from inside to outside, a secondary resection body 35 needs to be arranged on the threaded interfaces for installing the conductivity detection probes.
The number of the upper concave rings is 2, and the number of the lower concave rings is 1.
The shell and the upper and lower end covers thereof are all processed by POM plastics, and the circuit fixing plate is made of stainless steel.
The embodiment also discloses an assembly method for the housing structure of the multi-parameter water quality detection device, which comprises the following steps:
(1) fixing the circuit board in copper column fixing holes on the circuit fixing plate by using copper columns respectively, so that the circuit board is fixed on the circuit fixing plate, and fixing related lines to the protective coil via holes, so that the related lines are regulated and protected by using the protective coil via holes;
(2) each detection probe is arranged in a flange plate interface and a threaded interface of the lower end cover, the watertight part is connected to the upper end cover through the threaded interface, and each detection probe is electrically connected with the circuit board through a lead;
(3) fixing an L-shaped component on a circuit fixing plate by using a screw, embedding a copper column penetrating through the L-shaped component into a copper column embedding hole of an upper end cover by using epoxy resin glue, so that the circuit fixing plate is fixed on the upper end cover, improving the fixing strength of the circuit fixing plate, installing a sealing O ring in a sealing groove of the upper end cover, coating silicon grease, fixedly connecting the upper end cover and a shell by using the screw, and installing a protective cover on the upper end cover through a threaded interface;
(4) after a sealing O ring is arranged in a sealing groove of the lower end cover and silicon grease is smeared, the lower end cover is fixedly connected with the shell by using a screw, and then a connecting piece is arranged on the lower end cover through a threaded interface;
(5) the filter screen support is installed on an internal thread interface of the connecting piece through a threaded interface of the filter screen support, after the open end and the flow guide circular hole of the filter screen support are covered by the filter screen, a rubber ring rubber band is sleeved on each concave ring of the filter screen support through the filter screen so as to clamp the filter screen, the flow guide cover is installed on an external thread interface of the connecting piece through the threaded interface of the flow guide cover, and the flow guide cover can play a role in guiding flow and protecting a lower end cover to detect a probe. And (5) finishing the assembly.
As an alternative mode, in the step (1), a certain margin is reserved for a lead of the circuit board connected to the detection probe and a connector is connected, so that the subsequent installation is convenient; in the step (2), the lead wires connecting the detection probes to the circuit board are reserved to a certain margin and then connected to the socket connector, so that the subsequent installation is convenient; in the step (4), the connector joint is connected to the connector socket, and the lower end cover and the shell are fixedly connected by using the screw.
Claims (8)
1. The utility model provides a multi-parameter water quality testing equipment shell structure which characterized in that: the device comprises a hollow cylindrical shell with screw interfaces at two ends, a screw interface and a threaded interface for connecting a water-tight piece are arranged on an upper end cover of the shell, the screw interface of the shell is connected with the screw interface of the upper end cover through screws, a copper column buried hole and a sealing groove for placing a sealing O ring are arranged at the part of the upper end cover positioned in the shell, a circuit fixing plate in the shell is fixed on the upper end cover through a copper column inserted into the copper column buried hole, the threaded interface is arranged at the part of the upper end cover positioned outside the shell, a protective cover with a notch is connected with the upper end cover through the threaded interface, the screw interface, a flange interface and a threaded interface for fixing a detection probe are arranged on a lower end cover of the shell, the screw interface of the shell is connected with the screw interface of the lower end cover through screws, and the sealing groove for placing the sealing O ring is arranged at the part of the, the part of the lower end cover outside the shell is provided with a threaded interface, one side of the connecting piece is connected with the lower end cover through the threaded interface, the other side of the connecting piece is provided with an internal threaded interface and an external threaded interface, the filter screen support with the flow guide round hole is connected with the internal threaded interface of the connecting piece through the threaded interface, the two ends of the filter screen support are respectively provided with an upper concave ring and a lower concave ring, after the opening end of the filter screen support and the flow guide round hole are covered by the filter screen, each concave ring is sleeved with a rubber ring rubber rib at intervals of the filter screen, and the flow guide cover with the notch is connected with the external threaded interface of the connecting piece through the threaded interface.
2. The multi-parameter water quality detection device shell structure of claim 1, characterized in that: the screw interfaces of the shell and the screw interfaces of the upper end cover and the lower end cover are connected through 316L screws.
3. The multi-parameter water quality detection device shell structure of claim 1, characterized in that: the circuit fixing plate is provided with a copper column fixing hole for fixing the circuit board and a protective coil through hole for fixing the circuit, L-shaped components are respectively arranged on two sides of one end, close to the upper end cover, of the circuit fixing plate, and the copper column penetrating through the L-shaped components is inserted into the copper column embedding hole of the upper end cover, so that the circuit fixing plate is fixed on the upper end cover.
4. The multi-parameter water quality detection device shell structure of claim 3, characterized in that: the circuit board includes main control circuit board and each detecting element circuit board, and every 6 copper post fixed orifices are a fixed circuit board of a set of, and the quantity of protective coil via hole is 2 groups, and the quantity of L type component is 4, respectively installs 2 in the both sides of circuit fixed plate.
5. The multi-parameter water quality detection device shell structure of claim 1, characterized in that: the number of the flange plate interfaces is 2, and the flange plate interfaces are respectively used for installing a pressure detection probe and a temperature detection probe; the number of the threaded interfaces used for fixing the detection probes on the lower end cover is 3, and the threaded interfaces for mounting the conductivity detection probes are provided with secondary resection bodies.
6. The multi-parameter water quality detection device shell structure of claim 1, characterized in that: the number of the upper concave rings is 2, and the number of the lower concave rings is 1.
7. The multi-parameter water quality detection device shell structure of claim 1, characterized in that: the shell and the upper and lower end covers thereof are all processed by POM plastics, and the circuit fixing plate is made of stainless steel.
8. An assembling method for the housing structure of the multi-parameter water quality detecting apparatus of claim 3, comprising the steps of:
(1) fixing the circuit board in the copper column fixing holes on the circuit fixing plate by using copper columns respectively, so that the circuit board is fixed on the circuit fixing plate, and fixing the related circuit to the protective coil through hole;
(2) installing each detection probe into a flange plate interface and a threaded interface of a lower end cover, connecting a watertight part to an upper end cover through the threaded interface, and connecting each detection probe with a circuit board through a lead;
(3) fixing an L-shaped component on a circuit fixing plate by using screws, embedding a copper column penetrating through the L-shaped component into a copper column embedding hole of an upper end cover by using epoxy resin glue, so that the circuit fixing plate is fixed on the upper end cover, installing a sealing O ring in a sealing groove of the upper end cover, smearing silicon grease, fixedly connecting the upper end cover and a shell by using screws, and installing a protective cover on the upper end cover through a threaded interface;
(4) after a sealing O ring is arranged in a sealing groove of the lower end cover and silicon grease is smeared, the lower end cover is fixedly connected with the shell by using a screw, and then a connecting piece is arranged on the lower end cover through a threaded interface;
(5) the filter screen support is installed on an internal thread interface of the connecting piece through a threaded interface, after the open end and the flow guide circular hole of the filter screen support are covered by the filter screen, a rubber ring rubber band is sleeved on each concave ring of the filter screen support through the filter screen so as to clamp the filter screen, the flow guide cover is installed on an external thread interface of the connecting piece through the threaded interface, and the assembly is finished.
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| CN201910413973.0A CN110133057B (en) | 2019-05-17 | 2019-05-17 | Multi-parameter water quality detection equipment shell structure and assembling method thereof |
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| CN201910413973.0A CN110133057B (en) | 2019-05-17 | 2019-05-17 | Multi-parameter water quality detection equipment shell structure and assembling method thereof |
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| CN110133057A CN110133057A (en) | 2019-08-16 |
| CN110133057B true CN110133057B (en) | 2021-06-04 |
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|---|---|---|---|---|
| CN201583379U (en) * | 2009-12-29 | 2010-09-15 | 长沙矿山研究院 | Deep sea high pressure sensor packaging structure |
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| CN106233119B (en) * | 2014-01-17 | 2019-07-26 | 艾尔菲能堤有限责任公司 | Fluid inspection component with sensor function |
| CN203772848U (en) * | 2014-03-10 | 2014-08-13 | 中国水产科学研究院淡水渔业研究中心 | Cleaning and pollutant-filtering device of multi-parameter water quality monitoring sensor |
| US10316984B2 (en) * | 2014-03-14 | 2019-06-11 | Scott Technologies, Inc. | Sealing valve for a sensor |
| US9702740B2 (en) * | 2015-04-17 | 2017-07-11 | Wika Alexander Wiegand Se & Co. Kg | Measuring instrument with connecting coupling |
| CN206892089U (en) * | 2017-06-12 | 2018-01-16 | 江西泓碧环境科技有限公司 | A kind of multi-parameter water quality in-line analyzer based on technology of Internet of things |
| CN108051483A (en) * | 2017-11-28 | 2018-05-18 | 合肥宏润环保科技有限公司 | A kind of Portable water quality monitor |
| CN207851049U (en) * | 2017-12-31 | 2018-09-11 | 广州家贝科技有限公司 | A kind of Water quality detector |
| CN208366896U (en) * | 2018-05-15 | 2019-01-11 | 深圳市朗诚科技股份有限公司 | Multi-parameter water quality monitor |
| CN108872522A (en) * | 2018-08-22 | 2018-11-23 | 泰豪慧水（北京）科技有限公司 | Portable, multiple parameter water quality testing meter |
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2019
- 2019-05-17 CN CN201910413973.0A patent/CN110133057B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN110133057A (en) | 2019-08-16 |
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