CN113908903A - Water quality testing device for environmental science protection - Google Patents
Water quality testing device for environmental science protection Download PDFInfo
- Publication number
- CN113908903A CN113908903A CN202111172762.6A CN202111172762A CN113908903A CN 113908903 A CN113908903 A CN 113908903A CN 202111172762 A CN202111172762 A CN 202111172762A CN 113908903 A CN113908903 A CN 113908903A
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- China
- Prior art keywords
- groove
- sample
- cleaning
- lead screw
- sample inlet
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L13/00—Cleaning or rinsing apparatus
- B01L13/02—Cleaning or rinsing apparatus for receptacle or instruments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/06—Test-tube stands; Test-tube holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0808—Cleaning containers having tubular shape, e.g. casks, barrels, drums by methods involving the use of tools, e.g. by brushes, scrapers
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Abstract
The invention discloses a water quality detection device for environmental science protection, which comprises: the device comprises a sample tube, a handheld detector, a supporting disc, a sample inlet tube, a supporting plate, a second screw rod, cleaning cotton and a base, wherein a detection groove is formed in the handheld detector; the supporting plate is arranged below the handheld detector; the sample inlet pipe is embedded on the supporting plate, a sample inlet groove is formed in the sample inlet pipe, one end of the sample inlet groove is communicated with the detection groove, two sides of the interior of the sample inlet pipe are provided with cleaning grooves, and the side surface of the sample inlet pipe is provided with a sample inlet; the supporting plate is arranged in the sample feeding groove in a sliding mode, the bottom of the supporting plate is connected with a first lead screw, the first lead screw penetrates through the sample feeding pipe, and a first threaded cylinder is sleeved at the penetrating position; the two second lead screws are respectively arranged in the two cleaning tanks and penetrate into the cleaning tanks, and second threaded cylinders are sleeved at the penetrating positions; the cleaning cotton sleeve is arranged on the second lead screw, the second lead screw and the first lead screw are both connected to the base, and the telescopic rod is connected between the base and the supporting disk.
Description
Technical Field
The invention relates to the technical field of environmental protection, in particular to a water quality detection device for environmental science protection.
Background
The environmental science is the science for researching the interaction relation between the development activities of the human society and the environmental evolution law and seeking the cooperative evolution, continuous development ways and methods of the human society and the environment, and environmental scientists detect the environmental quality, wherein the water quality can directly reflect the ecological quality of a place, and the turbidity and the heavy metal content in the water quality can directly reflect the pollution degree of the environment of the place.
At present, the water quality testing device of environmental science protection water is examining time measuring quality of water turbidity and heavy metal content, it is direct to carry out water sampling and detection in the field mostly, adopt a portable detection device to detect quality of water promptly, but portable water quality testing device is because it will realize the portability, mostly be detachable water container, sample in to every water container through a detection jack carries out the one-by-one and detects, but because portable detection device is field use again, filth and attachment on the water sample container of field sampling are more, the container wall of pure water container also is polluted by surveyor's finger easily, lead to its when the step that carries out proofreading and correct the pure water and right, the phenomenon of proofreading failure appears easily, lead to detection efficiency lower.
Disclosure of Invention
The invention aims to provide a water quality detection device for environmental science protection, which aims to solve the problem of low calibration efficiency when water quality detection is carried out in the field.
The technical scheme of the invention is as follows:
a water quality testing device for environmental science protection includes: the bottom of each sample tube is provided with a fixing piece handheld detector, and the detection end of each sample tube is provided with a detection groove for inserting the sample tube; the supporting disc is arranged below the detection end of the handheld detector; the sample inlet pipe is embedded on the central shaft position of the supporting plate, a sample inlet groove is formed in the central position of the sample inlet pipe, one end of the sample inlet groove is communicated with the detection groove, two sides of the interior of the sample inlet pipe are provided with cleaning grooves, and a sample inlet is formed in the position, located in the sample inlet groove, of the side surface of the sample inlet pipe; the supporting plate is arranged in the sample feeding groove in a sliding mode, the top of the supporting plate is provided with a fixing block, the bottom of the supporting plate is connected with one end of a first lead screw, the other end of the first lead screw penetrates through the sample feeding pipe, and a first threaded cylinder is sleeved at the penetrating position; the two second lead screws are respectively arranged in the two cleaning tanks, one end of each second lead screw penetrates into the cleaning tanks, and a second threaded cylinder is sleeved at the penetrating position where each second lead screw penetrates through the corresponding sample injection pipe and enters the cleaning tanks; the cleaning cotton is sleeved on a section of the two second lead screws positioned on the cleaning groove, and starts to be transmitted through the rotation of the two first lead screws; the base, the second lead screw with the other end of first lead screw all connects on the base, the base with be connected with the telescopic link between the supporting disk.
Further, the hand-held detector further comprises: a display screen disposed on a body of the handheld detector; the control button is arranged on the main body of the handheld detector and used for controlling the telescopic rod to stretch; and the handle is used for holding the handheld detector.
Further, the fixing member includes: one end of each fixing rod is arranged on the side surface of the fixing piece, and the two fixing rods are symmetrically arranged; and the clamping heads are respectively arranged at the other ends of the corresponding fixed rods.
Further, with the fixed block of mounting block includes: the fixed slot is seted up on the fixed block, and runs through the fixed block, the dead lever is followed the one end of fixed slot passes the back, blocks through the dop the other end of fixed slot.
Further, the method also comprises the following steps: a circulation purifier, the circulation purifier comprising: one end of the cleaning pipe is connected to the top of the circulating purifier, and the other end of the cleaning pipe is communicated with the cleaning tank; one end of the sewage suction pipe is connected to the bottom of the circulating purifier, and the other end of the sewage suction pipe is communicated with the cleaning tank; the collecting pipe sets up the inside bottom at the washing tank for collect the waste water after wasing.
Furthermore, a limiting groove is formed in the base, the top of the cleaning groove is sealed, the bottom end of the second lead screw is connected with the top of the limiting groove through a spring, and the other end of the first lead screw is arranged at the top of the limiting groove.
Furthermore, a transparent extension pipe extends above the sample feeding groove.
Furthermore, the side surface of the cleaning cotton is tightly attached to the side surface of the sample tube and the side surface of the sample feeding groove.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the sample inlet pipe is arranged and is divided into the sample inlet groove and the cleaning groove, so that the cleaning cotton wipes the surface of the sample pipe, the sample pipe can be directly used for detection and calibration and water quality detection, the time for wiping the sample pipe during calibration is greatly reduced, and the detection efficiency and the calibration success rate are improved.
2. According to the invention, the cleaning cotton is dried and cleaned by blowing and drying through the circulating purifier, then dirt is collected through the collecting pipe, and then the dirt is sucked out through the dirt sucking pipe, so that the drying and cleaning of the cleaning cotton are ensured, the wiping effect is improved, and the accuracy of detection and correction data is improved.
3. According to the invention, the limiting groove is arranged on the base, so that the sample tube can completely enter the sample feeding groove, the interference of cleaning cotton and the like to detection is reduced, the accuracy of detection data is improved, and the success rate of correction is improved.
Drawings
FIG. 1 is a top view of the external structural schematic of the present invention;
FIG. 2 is a front view of a schematic configuration in embodiment 1 of the present invention;
FIG. 3 is a front view of a schematic configuration in embodiment 2 of the present invention;
FIG. 4 is a front view of a schematic configuration in embodiment 3 of the present invention;
FIG. 5 is a schematic view of the fixing member and the fixing block according to the present invention;
FIG. 6 is an enlarged view of the region A in FIG. 3;
FIG. 7 is a structural relationship diagram between the cleaning cotton and the sample tube according to the present invention.
The device comprises a handheld detector 1, a handheld detector 11, a detection groove 12, a display screen 13, a control button 14, a handle 2, a support plate 3, a sample inlet pipe 31, a cleaning groove 32, a sample inlet groove 321, a sample inlet port 33, an extension pipe 4, a sample pipe 41, a fixing part 411, a fixing rod 412, a clamping head 5, a support plate 51, a fixing block 511, a fixing groove 52, a first threaded cylinder 53, a first lead screw 53, a cleaning cotton 6, a cleaning cotton 61, a second lead screw 62, a second threaded cylinder 7, a base 71, a limiting groove 8, a telescopic rod 9, a circulating purifier 91, a cleaning pipe 92, a dirt suction pipe 93, a collecting pipe 10 and a spring.
Detailed Description
The following describes in detail an embodiment of the present invention with reference to fig. 1 to 7. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.
It should be noted that the circuit connections involved in the present invention all adopt a conventional circuit connection manner, and no innovation is involved.
Example 1:
as shown in fig. 1 and 2, a water quality detecting apparatus for environmental science protection includes: the device comprises a plurality of sample tubes 4, a handheld detector 1, a supporting disc 2, a sample inlet tube 3, a supporting plate 5, two second lead screws 61, cleaning cotton 6 and a base 7, wherein fixing pieces 41 are arranged at the bottoms of the sample tubes 4, and a detection groove 11 for inserting the sample tubes 4 is formed in the detection end of the handheld detector 1; the supporting plate 2 is arranged below the detection end of the handheld detector 1; the sample inlet pipe 3 is embedded on the central axis position of the supporting plate 2, a sample inlet groove 32 is formed in the central position of the sample inlet pipe 3, one end of the sample inlet groove 32 is communicated with the detection groove 11, cleaning grooves 31 are formed in two sides of the interior of the sample inlet pipe 3, and a sample inlet 321 is formed in the position, located on the sample inlet groove 32, of the side surface of the sample inlet pipe 3; the supporting plate 5 is slidably arranged in the sample feeding groove 32, the top of the supporting plate is provided with a fixed block 51, the bottom of the supporting plate is connected with one end of a first lead screw 53, the other end of the first lead screw 53 penetrates through the sample feeding pipe 3, and a first threaded cylinder 52 is sleeved at the penetrating position; the two second lead screws 61 are respectively arranged in the two cleaning tanks 31, one end of each second lead screw 61 penetrates through the cleaning tank 31, and a second threaded cylinder 62 is sleeved at the penetrating position where each second lead screw 61 penetrates through the corresponding sampling tube 3 and enters the cleaning tank 31; the cleaning cotton 6 is sleeved on a section of the two second lead screws 61 positioned on the cleaning tank 31, and starts to be transmitted through the rotation of the two first lead screws 61; base 7 the other end of second lead screw 61 with first lead screw 53 all connects on base 7, base 7 with be connected with telescopic link 8 between the supporting disk 2.
Preferably, in order to improve the portability and operability of the handset detector 1, the handheld detector 1 further comprises: a display 12, control buttons 13 and a handle 14, wherein the display 12 is arranged on the main body of the handheld detector 1; the control button 13 is arranged on the main body of the handheld detector 1 and is used for controlling the telescopic rod 8 to stretch; the handle 14 is used to hold the hand-held detector 1.
Preferably, in order to improve the convenience of engagement and the engagement efficiency, the fixing member 41 includes: two fixing rods 411 and chucks 412, wherein one ends of the two fixing rods 411 are arranged on the side surface of the fixing piece 41, and the two fixing rods 411 are symmetrically arranged; two chucks 412 are respectively provided on the other ends of the corresponding fixing bars 411.
Specifically, the fixing block 51 engaged with the fixing member 41 includes a fixing groove 511, the fixing groove 511 is provided on the fixing block 51 and penetrates through the fixing block 51, and the fixing rod 411 passes through one end of the fixing groove 511 and then is fastened to the other end of the fixing groove 511 by a fastening head 412.
Specifically, in order to better wipe the side surface of the sample tube 4, the side surface of the cleaning cotton 6 is closely attached to the side surface of the sample tube 4 and the side surface of the sample introduction groove 32.
The using method of the embodiment comprises the following steps:
inserting a sample tube 4 filled with pure water into the sample inlet tube 3, and the method comprises the following specific steps: the fixing rod 411 is inserted into the fixing groove 511, and after the chuck 412 clamps the other end of the fixing groove 511, the sample tube 4 of pure water is loaded;
the telescopic rod 8 is controlled to stretch out and draw back through the control button 13, the handheld end is a fixed end, namely the supporting plate 2 is a fixed end, at this time, the base 7 starts to push up, namely, the first lead screw 53 and the second lead screw 61 are pushed against, and the first threaded cylinder 52 and the second threaded cylinder 62 start to rotate upwards, at this time, the supporting plate 5 drives the sample inlet tube 3 to rotate, the second lead screw 61 starts to rotate, so that the cleaning cotton 6 starts to drive, and at the same time of driving, because the cleaning cotton 6 is attached to the side surface of the sample tube 4, the dirt water stain on the side surface of the sample tube 4 is wiped completely, after the position of the rising detection groove 11, the sample tube 4 filled with pure water is detected through the detection mechanism of the handheld detector 1, namely, the calibration is completed, after the calibration is completed, the telescopic rod 8 is controlled to stretch through the control button 13, so that the sample tube 4 starts to descend, and after the sample tube 4 is taken out from the sample inlet 321, putting another pure water sample tube again, and performing water quality detection after finishing multiple proofreading;
in the water quality detection, the sample tube 4 is inserted into the sample inlet tube 3 in the same procedure, and after the side surface of the sample tube 4 is wiped clean, the sample tube enters the detection tank 11, thereby completing the detection.
The existing detection device needs 30-45min for one-time proofreading, the one-time proofreading time of the embodiment is 10-15min, after the one-time proofreading efficiency is improved, the efficiency of multiple proofreading is greatly improved, and the time consumed by proofreading before water quality detection is greatly reduced.
Example 2:
the difference from example 1 is that:
as shown in fig. 3, a water quality detecting apparatus for environmental science protection further includes: a circulation purifier 9, the circulation purifier 9 comprising: a cleaning pipe 91, a sewage suction pipe 92 and a collecting pipe 93, wherein one end of the cleaning pipe 91 is connected to the top of the circulation purifier 9, and the other end of the cleaning pipe 91 is communicated with the cleaning tank 31; one end of a sewage suction pipe 93 is connected to the bottom of the circulating purifier 9, and the other end of the sewage suction pipe is communicated with the cleaning tank 31; collecting pipe 93 sets up in the inside bottom of washing tank 31 for collect the waste water after the washing.
The circulation purifier 9, when in use:
The circulation purifier 9 added in the embodiment can ensure the dryness and cleanness of the cleaning cotton 6, so that the wiping effect is improved, and the accuracy of the time correcting data is improved.
Example 3:
the difference from example 2 is that:
as shown in fig. 4, a limiting groove 71 is formed in the base 7, the top of the cleaning tank 31 is sealed, the bottom end of the second lead screw 61 is connected with the top of the limiting groove 71 through a spring 10, and the other end of the first lead screw 53 is disposed at the top of the limiting groove 71.
Preferably, in order to stably lift the sample tube 4 into the detection chamber 11, a transparent extension tube 33 extends above the sample inlet chamber 32, and the extension tube 33 is sleeved in the detection chamber 11.
When the embodiment is used:
the base 7 is lifted, and after the top of the second lead screw 61 is positioned on the top of the cleaning tank 31, the base 7 is lifted continuously to make the first lead screw 53 rotate upwards continuously, and the bottoms of the two second lead screws 61 start to press the spring 10 until the sample tube 4 completely enters the extension tube 33, that is, completely enters the detection tank 11.
Although the preferred embodiments of the present invention have been disclosed, the embodiments of the present invention are not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (8)
1. The utility model provides a water quality testing device for environmental science protection which characterized in that includes:
a plurality of sample tubes (4) with a fixed part (41) at the bottom
The hand-held detector (1) is provided with a detection groove (11) for inserting the sample tube (4) at the detection end;
the supporting plate (2) is arranged below the detection end of the handheld detector (1);
the sample inlet pipe (3) is embedded in the position of a central shaft of the support plate (2), a sample inlet groove (32) is formed in the central position of the sample inlet pipe (3), one end of the sample inlet groove (32) is communicated with the detection groove (11), cleaning grooves (31) are formed in two sides of the interior of the sample inlet pipe (3), and a sample inlet (321) is formed in the position, located in the sample inlet groove (32), of the side surface of the sample inlet pipe (3);
the supporting plate (5) is arranged in the sample feeding groove (32) in a sliding mode, the top of the supporting plate is provided with a fixing block (51), the bottom of the supporting plate is connected with one end of a first lead screw (53), the other end of the first lead screw (53) penetrates through the sample feeding pipe (3), and a first threaded cylinder (52) is sleeved at the penetrating position;
the two second lead screws (61) are respectively arranged in the two cleaning tanks (31), one end of each second lead screw (61) penetrates into the cleaning tank (31), and a second threaded cylinder (62) is sleeved at the penetrating position where each second lead screw (61) penetrates through the corresponding sample injection pipe (3) and enters the cleaning tank (31);
the cleaning cotton (6) is sleeved on a section of the two second lead screws (61) positioned on the cleaning groove (31) and starts to transmit through the rotation of the two first lead screws (61);
the base (7), second lead screw (61) with the other end of first lead screw (53) all connects on base (7), base (7) with be connected with telescopic link (8) between supporting disk (2).
2. The water quality detecting device for environmental science protection according to claim 1, wherein the hand-held detector (1) further comprises:
a display screen (12) arranged on the body of the hand-held detector (1);
the control button (13) is arranged on the main body of the handheld detector (1) and is used for controlling the telescopic rod (8) to stretch;
a handle (14) for holding the hand-held detector (1).
3. The water quality detecting apparatus for environmental science protection according to claim 1, wherein the fixing member (41) comprises:
two fixing rods (411), one end of each fixing rod is arranged on the side surface of the fixing piece (41), and the two fixing rods (411) are symmetrically arranged;
and chucks (412) respectively arranged at the other ends of the corresponding fixing rods (411).
4. The water quality detecting apparatus for environmental science protection according to claim 3, wherein the fixing block (51) engaged with the fixing member (41) comprises:
the fixing groove (511) is formed in the fixing block (51) and penetrates through the fixing block (51), the fixing rod (411) penetrates through one end of the fixing groove (511) and then is clamped at the other end of the fixing groove (511) through the clamping head (412).
5. The water quality detecting apparatus for environmental science protection according to claim 1, further comprising: a circulation purifier (9), the circulation purifier (9) comprising:
one end of the cleaning pipe (91) is connected to the top of the circulating purifier (9), and the other end of the cleaning pipe is communicated with the cleaning tank (31);
one end of the sewage suction pipe (92) is connected to the bottom of the circulating purifier (9), and the other end of the sewage suction pipe is communicated with the cleaning tank (31);
and the collecting pipe (93) is arranged at the bottom end in the cleaning tank (31) and is used for collecting the cleaned wastewater.
6. The water quality detection device for environmental science protection according to claim 1, wherein the base (7) is provided with a limit groove (71), the top of the cleaning tank (31) is sealed, the bottom end of the second lead screw (61) is connected with the top of the limit groove (71) through a spring (10), and the other end of the first lead screw (53) is arranged at the top of the limit groove (71).
7. The water quality detecting device for environmental science protection according to claim 1, wherein a transparent extension pipe (33) extends above the sample feeding tank (32).
8. The water quality detecting device for environmental science protection according to claim 1, wherein the side surface of the cleaning cotton (6) is closely attached to the side surface of the sample tube (4) and the side surface of the sample feeding groove (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111172762.6A CN113908903B (en) | 2021-10-08 | 2021-10-08 | Water quality testing device for environmental science protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111172762.6A CN113908903B (en) | 2021-10-08 | 2021-10-08 | Water quality testing device for environmental science protection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113908903A true CN113908903A (en) | 2022-01-11 |
| CN113908903B CN113908903B (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111172762.6A Active CN113908903B (en) | 2021-10-08 | 2021-10-08 | Water quality testing device for environmental science protection |
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| US10737271B1 (en) * | 2018-04-13 | 2020-08-11 | Inscripta, Inc. | Automated cell processing instruments comprising reagent cartridges |
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| CN112827965A (en) * | 2019-11-22 | 2021-05-25 | 西安天衡计量仪表有限公司 | Sample storage jar belt cleaning device for water quality monitoring |
| CN213544554U (en) * | 2020-10-27 | 2021-06-25 | 赵静 | Water quality testing device for hydraulic engineering monitoring |
| CN113358844A (en) * | 2021-08-05 | 2021-09-07 | 四川省建研全固建筑新技术工程有限公司 | Water quality monitoring device |
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2021
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2009053121A (en) * | 2007-08-28 | 2009-03-12 | Horiba Ltd | Element analyzer |
| US10737271B1 (en) * | 2018-04-13 | 2020-08-11 | Inscripta, Inc. | Automated cell processing instruments comprising reagent cartridges |
| CN209901343U (en) * | 2019-05-16 | 2020-01-07 | 中国医科大学附属第一医院 | Medical science detects uses test-tube rack |
| CN112827965A (en) * | 2019-11-22 | 2021-05-25 | 西安天衡计量仪表有限公司 | Sample storage jar belt cleaning device for water quality monitoring |
| CN111273047A (en) * | 2020-02-25 | 2020-06-12 | 湖北职业技术学院 | Energy-concerving and environment-protective type medical science inspection sampling device |
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| CN113908903B (en) | 2022-09-20 |
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Application publication date: 20220111 Assignee: Guilin zhouyou Technology Co.,Ltd. Assignor: GUILIN University OF TECHNOLOGY Contract record no.: X2022450000017 Denomination of invention: Water quality detection device for environmental science protection Granted publication date: 20220920 License type: Common License Record date: 20221116 |
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