CN108558048A - A kind of water purifier and its working method with water quality detecting function - Google Patents
A kind of water purifier and its working method with water quality detecting function Download PDFInfo
- Publication number
- CN108558048A CN108558048A CN201810375511.XA CN201810375511A CN108558048A CN 108558048 A CN108558048 A CN 108558048A CN 201810375511 A CN201810375511 A CN 201810375511A CN 108558048 A CN108558048 A CN 108558048A
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- China
- Prior art keywords
- filter vat
- water
- plate
- fixedly connected
- fixed plate
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- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of water purifier and its working method with water quality detecting function, including bottom plate, it is fixedly connected with babinet at the top of the bottom plate, it is fixedly connected with fixed plate between the both sides of the cabinet wall, the top of the fixed plate is fixedly connected sequentially from left to right the first filter vat, the second filter vat and third filter vat, and the present invention relates to water source purifying and sampling equipment technical fields.This is used for the Automatic-boosting water purifier and sampling of water quality detection device of hard water areas, it can be very good to carry out multiple purification to water source by cotton core filter plate, activated carbon filter plate and ultrafiltration diaphragm plate, the clean-up effect at water source is very good, and it is very convenient, and pass through booster pump, it can be very good to be pressurized the inside of the first filter vat, it can be very good to be sampled water source by probe tube, it is very good to sample effect, it is very convenient, it is time saving and energy saving, greatly improve the practicability of water purifier water source detection.
Description
Technical field
The present invention relates to water source purifying and sampling equipment technical field, specially a kind of water purifier with water quality detecting function
And its working method, especially a kind of Automatic-boosting water purifier and sampling of water quality detection device for hard water areas.
Background technology
Water purifier is also water purifier, water purifier, is to carry out depth-type filtration, purification to water quality by the requirement to water
The water treatment facilities of processing.The water purifier usually said generally refers to be used as the small-sized clarifier that family uses, technological core
For the filter membrane in filter element device, major technique is from two kinds of ultrafiltration membrane and RO reverse osmosis membranes at present.Water purifier can be filtered effectively
The chemical agents such as chlorine residue, odor, heterochromatic, pesticide in iron rust, sandstone, colloid and absorption water in water removal.Water can be effectively removed
In the impurity such as bacterium, germ, toxin, heavy metal.Application of the water purification technology in drinking water field so that " not acclimatized " shows
As history can be quickly become, efficiently solve many places due in underground water harmful substance it is exceeded and caused by region disease
Disease.
But existing water purifier haves the shortcomings that a large amount of, such as existing water purifier, cannot be carried out well to water
Purification, effect that is time-consuming and laborious, and not being pressurized lead to the blocking of filtering, the problem of inefficiency, and do not have water source
The function of sampling and detection greatly reduces net so that it cannot making correct expression to the purification at water source at the first time
The practicability of hydrophone meets the use of different people.
Invention content
In view of the deficiencies of the prior art, the present invention provides a kind of with the water purifier of water quality detecting function and its work side
Method solves existing water purifier, cannot be purified well to water, and effect that is time-consuming and laborious, and not being pressurized causes
The blocking of filtering, inefficiency, and do not have the problem of water source sampling and detection function.
In order to achieve the above object, the present invention is achieved by the following technical programs:It is a kind of to be used for the automatic of hard water areas
Water supercharging purifier and sampling of water quality detection device, including bottom plate, are fixedly connected with babinet at the top of the bottom plate, in the babinet
Fixed plate is fixedly connected between the both sides of wall, the top of the fixed plate is fixedly connected sequentially has the first filtering from left to right
The bottom of bucket, the second filter vat and third filter vat, first filter vat, the second filter vat and third filter vat runs through solid
Fixed board and the bottom for extending to fixed plate are fixedly connected with cotton core filter plate, institute between the both sides of the first filter vat inner wall
The bottom for stating the first filter vat is communicated with the first outlet pipe, and the other end of first outlet pipe sequentially passes through fixed plate and second
Filter vat and the inside for extending to the second filter vat, and it is fixedly connected with activated carbon mistake between the both sides of the second filter vat inner wall
The bottom of filter plate, second filter vat is communicated with the second outlet pipe, and the other end of second outlet pipe sequentially passes through fixation
Plate and third filter vat and the inside for extending to third filter vat are fixedly connected between the both sides of the third filter vat inner wall
The bottom of ultrafiltration diaphragm plate, the third filter vat is communicated with drainpipe, and the other end of the drainpipe through babinet and extends to
The outside of babinet is fixedly connected with water pump at the top of the babinet, and the water outlet of the water pump is communicated with water inlet pipe, the water inlet
The other end of pipe sequentially passes through babinet and the first filter vat and the inside for extending to the first filter vat, the side of the top of the box
It is fixedly connected with booster pump, and the boost port of booster pump is connected to by pressure inlet with the inside of the first filter vat.
Further, the inside of the fixed plate offers card slot, and the top and bottom of card slot inner wall both sides are sliding
It is dynamic to be connected with sliding shoe, and extruding spring is fixedly connected between two sliding shoes, the both sides at the top of the card slot inner wall are equal
Sliding panel is slidably connected, sliding shoe is connected with connecting rod far from the one end for squeezing spring by pin.
Further, the other end of the connecting rod is flexibly connected by pin with the side of sliding panel, the sliding panel
The other side be fixedly connected with concave block, the side of the concave block is connected with fixture block, and fixed plate is run through at the top of the fixture block
And the top of fixed plate is extended to, one end that the fixture block extends at the top of fixed plate is fixedly connected with sampling cabinet.
Further, the side at the top of the sampling chamber interior wall is fixedly connected with control switch, the sampling chamber interior wall
Side slidably connects buoyancy plate, and mandril is fixedly connected at the top of buoyancy plate, and the other side of the sampling chamber interior wall is solid
Surely it is connected with level switch.
Further, the other side at the top of the fixed plate is fixedly connected with ion analyzer.
Further, the other side of the fixed plate bottom is fixedly connected with detection case.
Further, the bottom of the detection case is fixedly connected with turbidity device.
Working method is:When work, water source is discharged into the inside of the first filter vat 4 by water pump 7 and water inlet pipe 8, at this moment
Restart booster pump 9 to be pressurized to the inside of the first filter vat 4 by pressure inlet, at this moment water when booster pump 9 starts
Source will sample the inside injection water source of bobbin carriage sampling cabinet 15, this buoyancy plate 17 will be moved, and mandril 18 is indirectly driven
It is moved, when touching controls switch 16, sampling valve will start to work, to be blocked to probe tube, at this moment first
Air pressure inside filter vat 4 will squeeze water source, to be filtered by cotton core filter plate 401, then pass through first
Outlet pipe 402 discharges into the inside of the second filter vat 5, then is filtered by activated carbon filter plate 501, and then passes through water source
Filtered water source is discharged into the inside of third filter vat 6 by the second outlet pipe 502, is finally filtered by ultrafiltration diaphragm plate 601,
At this moment detection valve is opened again, and when detection valve is opened, filtered water source will discharge into the inside of detection case 21 by detection pipe, most
It is discharged afterwards by drainpipe 602, and 15 need of sampling cabinet move upwards, so that it may well to take sampling cabinet 15
Go out, is convenient for the detection at water source.
Compared with prior art, the beneficial effects of the invention are as follows:
(1), the Automatic-boosting water purifier and sampling of water quality detection device that are used for hard water areas, by babinet, fixed plate,
First filter vat, the second filter vat, third filter vat, cotton core filter plate, the first outlet pipe, activated carbon filter plate, the second water outlet
Pipe, ultrafiltration diaphragm plate, drainpipe, water pump, water inlet pipe and booster pump are equipped with, and water source is discharged by water pump and water inlet pipe
The inside of one filter vat, at this moment restarts booster pump, will be by pressure inlet to the inside of the first filter vat when being pressurized pump startup
It is pressurized, at this moment the air pressure inside the first filter vat, will squeeze water source, to be carried out by cotton core filter plate
It filters, then discharges into the inside of the second filter vat by the first outlet pipe, then be filtered by activated carbon filter plate, and then by water
Filtered water source is discharged into the inside of third filter vat by the second outlet pipe by source, is finally filtered by ultrafiltration diaphragm plate,
The clean-up effect at water source is very good, and very convenient, and by booster pump, can be very good the inside to the first filter vat
It is pressurized, in order to place the blocking inside logical the first filtering, the second filter vat and third filter vat, has and use well
Property, and pass through sampling cabinet, control switch, buoyancy plate, mandril, level switch, ion analyzer, detection case and turbidity device
It is equipped with, at this moment water source will sample the inside injection water source of bobbin carriage sampling cabinet, this buoyancy plate will be moved, indirectly
Mandril is driven to be moved, when touching control switch, sampling valve will start to work, and to be blocked to probe tube, take
Sample effect is very good, and very convenient, time saving and energy saving, greatly improves the practicability of water purifier water source detection.
(2), the Automatic-boosting water purifier and sampling of water quality detection device that are used for hard water areas, by card slot, sliding shoe,
Being equipped with for spring, sliding panel, connecting rod, concave block and fixture block is squeezed, it, can be very by squeezing the extruding force of spring itself
Good drive sliding shoe is moved, and indirectly drives sliding panel to be moved by connecting rod, to can be with by concave block
Fixture block is clamped well, and by the movement of fixture block, can be very good to dismantle sampling cabinet, in order to more preferable
Water source is sampled, meet different uses.
Description of the drawings
In order to make the content of the present invention more clearly understood, right below according to specific embodiment and in conjunction with attached drawing
The present invention is described in further detail, wherein:
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the partial enlarged view at A in Fig. 1 of the present invention;
Fig. 3 is the sectional view of present invention sampling box structure.
In figure:1, bottom plate;2, babinet;3, fixed plate;4, the first filter vat;401, cotton core filter plate;402, the first water outlet
Pipe;5, the second filter vat;501, activated carbon filter plate;502, the second outlet pipe;6, third filter vat;601, ultrafiltration diaphragm plate;
602, drainpipe;7, water pump;8, water inlet pipe;9, booster pump;10, card slot;11, sliding shoe;1101, spring is squeezed;1102, it connects
Bar;12, sliding panel;13, concave block;14, fixture block;15, sampling cabinet;16, control switch;17, buoyancy plate;18, mandril;19, water
Bit detector;20, ion analyzer;21, detection case;22, turbidity device.
Specific implementation mode
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 describes, 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.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of Automatic-boosting water purifier for hard water areas and
The top of sampling of water quality detection device, including bottom plate 1, the bottom plate 1 is fixedly connected with babinet 2, the both sides of 2 inner wall of the babinet
Between be fixedly connected with fixed plate 3, the other side at 3 top of fixed plate is fixedly connected with ion analyzer 20,3 bottom of fixed plate
The other side is fixedly connected with detection case 21, and the side of detection case 21 is communicated with detection pipe, and the other end of detection pipe is through the
Three filter vats 6, and the inside of third filter vat 6 is extended to, the inside of detection pipe is installed with detection valve, detection case 21
Bottom is fixedly connected with turbidity device 22, and the inside of fixed plate 3 offers card slot 10, the top and bottom of 10 inner wall both sides of the card slot
Portion slidably connects sliding shoe 11, and is fixedly connected between two sliding shoes 11 and squeezes spring 1101, the card slot 10
Both sides at the top of inner wall slidably connect sliding panel 12, and sliding shoe 11 passes through pin activity far from the one end for squeezing spring 1101
It is connected with connecting rod 1102, the other end of connecting rod 1102 is flexibly connected by pin with the side of sliding panel 12, the sliding
The other side of plate 12 is fixedly connected with concave block 13, and the side of the concave block 13 is connected with fixture block 14, the top of the fixture block 14
Portion runs through fixed plate 3 and extends to the top of fixed plate 3, and one end that the fixture block 14 extends to 3 top of fixed plate is fixedly connected
There is sampling cabinet 15, the top of sampling cabinet 15 is communicated with probe tube, and the other end of probe tube through the first filter vat 4 and extends
To the inside of the first filter vat 4, the inside of probe tube is installed with sampling valve, and the side at the top of 15 inner wall of sampling cabinet, which is fixed, to be connected
It is connected to control switch 16, the side of 15 inner wall of the sampling cabinet slidably connects buoyancy plate 17, and the top of buoyancy plate 17 is solid
Surely it is connected with mandril 18, the other side of 15 inner wall of the sampling cabinet is fixedly connected with level switch 19, the top of the fixed plate 3
Portion is fixedly connected sequentially from left to right the first filter vat 4, the second filter vat 5 and third filter vat 6, first filter vat 4,
The bottom of second filter vat 5 and third filter vat 6 runs through fixed plate 3 and extends to the bottom of fixed plate 3, first filtering
It is fixedly connected with cotton core filter plate 401 between the both sides of 4 inner walls of bucket, the bottom of first filter vat 4 is communicated with the first water outlet
The other end of pipe 402, first outlet pipe 402 sequentially passes through fixed plate 3 and the second filter vat 5 and extends to the second filter vat
5 inside, and activated carbon filter plate 501 is fixedly connected between the both sides of 5 inner wall of the second filter vat, second filter vat
5 bottom is communicated with the second outlet pipe 502, and the other end of second outlet pipe 502 sequentially passes through fixed plate 3 and third filtering
Bucket 6 simultaneously extends to the inside of third filter vat 6, and ultrafiltration diaphragm plate is fixedly connected between the both sides of 6 inner wall of third filter vat
601, the bottom of the third filter vat 6 is communicated with drainpipe 602, and the other end of the drainpipe 602 through babinet 2 and extends
To the outside of babinet 2, the top of the babinet 2 is fixedly connected with water pump 7, and the water outlet of the water pump 7 is communicated with water inlet pipe 8,
The other end of the water inlet pipe 8 sequentially passes through babinet 2 and the first filter vat 4 and the inside for extending to the first filter vat 4, the case
The side at 2 top of body is fixedly connected with booster pump 9, and the boost port of booster pump 9 passes through in pressure inlet and the first filter vat 4
Portion is connected to, and mainly carries out gas boosting to the inside of the first filter vat 4 by pressure inlet.
When work, water source is discharged into the inside of the first filter vat 4 by water pump 7 and water inlet pipe 8, at this moment restarts booster pump
9, when booster pump 9 starts, it will be pressurized to the inside of the first filter vat 4 by pressure inlet, at this moment water source will probe tube
Water source is injected in the inside of case sampling cabinet 15, this buoyancy plate 17 will be moved, and indirectly mandril 18 is driven to be moved, when tactile
When touching control switch 16, sampling valve will start to work, to be blocked to probe tube, at this moment inside the first filter vat 4
Air pressure will squeeze water source, to be filtered by cotton core filter plate 401, then be discharged by the first outlet pipe 402
The inside of second filter vat 5, then be filtered by activated carbon filter plate 501, water source is and then passed through into the second outlet pipe 502
The inside that filtered water source is discharged into third filter vat 6 is finally filtered by ultrafiltration diaphragm plate 601, at this moment opens inspection again
Side valve, when detection valve is opened, filtered water source will discharge into the inside of detection case 21 by detection pipe, finally by drainpipe
602 discharge, and 15 need of sampling cabinet move upwards, so that it may to be well taken out sampling cabinet 15, convenient for water source
Detection.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (8)
1. a kind of water purifier with water quality detecting function, including bottom plate (1), it is characterised in that:The top of the bottom plate (1) is fixed
It is connected with babinet (2), fixed plate (3), the top of the fixed plate (3) are fixedly connected between the both sides of babinet (2) inner wall
Portion is fixedly connected sequentially from left to right the first filter vat (4), the second filter vat (5) and third filter vat (6), first mistake
The bottom of lauter tub (4), the second filter vat (5) and third filter vat (6) runs through fixed plate (3) and extends to fixed plate (3)
Bottom is fixedly connected with cotton core filter plate (401), first filter vat between the both sides of the first filter vat (4) inner wall
(4) bottom is communicated with the first outlet pipe (402), the other end of first outlet pipe (402) sequentially pass through fixed plate (3) and
Second filter vat (5) and the inside for extending to the second filter vat (5), and it is fixed between the both sides of the second filter vat (5) inner wall
It is connected with activated carbon filter plate (501), the bottom of second filter vat (5) is communicated with the second outlet pipe (502), and described second
The other end of outlet pipe (502) sequentially passes through fixed plate (3) and third filter vat (6) and extends to the interior of third filter vat (6)
Portion is fixedly connected with ultrafiltration diaphragm plate (601) between the both sides of third filter vat (6) inner wall, the third filter vat (6)
Bottom is communicated with drainpipe (602), and the other end of the drainpipe (602) through babinet (2) and extends to the outer of babinet (2)
Portion is fixedly connected with water pump (7) at the top of the babinet (2), and the water outlet of the water pump (7) is communicated with water inlet pipe (8), described
The other end of water inlet pipe (8) sequentially passes through babinet (2) and the first filter vat (4) and the inside for extending to the first filter vat (4), institute
It states the side at the top of babinet (2) and is fixedly connected with booster pump (9), and the boost port of booster pump (9) passes through pressure inlet and first
The inside of filter vat (4) is connected to.
2. a kind of water purifier with water quality detecting function according to claim 1, it is characterised in that:The fixed plate (3)
Inside offer card slot (10), the top and bottom of card slot (10) the inner wall both sides slidably connect sliding shoe (11),
And it is fixedly connected between two sliding shoes (11) and squeezes spring (1101), the both sides at the top of card slot (10) inner wall are sliding
Dynamic to be connected with sliding panel (12), sliding shoe (11) is connected with connecting rod far from the one end for squeezing spring (1101) by pin
(1102)。
3. a kind of water purifier with water quality detecting function according to claim 2, it is characterised in that:The connecting rod
(1102) the other end is flexibly connected by pin with the side of sliding panel (12), and the other side of the sliding panel (12), which is fixed, to be connected
It is connected to concave block (13), the side of the concave block (13) is connected with fixture block (14), and the top of the fixture block (14) is through fixation
Plate (3) and the top for extending to fixed plate (3), one end that the fixture block (14) extends at the top of fixed plate (3) are fixedly connected with
Sampling cabinet (15).
4. a kind of water purifier with water quality detecting function according to claim 3, it is characterised in that:The sampling cabinet (15)
Side at the top of inner wall is fixedly connected with control switch (16), and the side of sampling cabinet (15) inner wall slidably connects buoyancy plate
(17), it and at the top of buoyancy plate (17) is fixedly connected with mandril (18), the other side of sampling cabinet (15) inner wall, which is fixed, to be connected
It is connected to level switch (19).
5. a kind of water purifier with water quality detecting function according to claim 1, it is characterised in that:The fixed plate (3)
The other side at top is fixedly connected with ion analyzer (20).
6. a kind of water purifier with water quality detecting function according to claim 1, it is characterised in that:The fixed plate (3)
The other side of bottom is fixedly connected with detection case (21).
7. a kind of water purifier with water quality detecting function according to claim 6, it is characterised in that:The detection case (21)
Bottom be fixedly connected with turbidity device (22).
8. a kind of water purifier with water quality detecting function according to claim 1, it is characterised in that:Working method is:Work
When making, water source is discharged into the inside of the first filter vat (4) by water pump (7) and water inlet pipe (8), at this moment restarts booster pump (9),
When booster pump (9) starts, it will be pressurized to the inside of the first filter vat (4) by pressure inlet, at this moment water source will sample
Water source is injected in the inside of bobbin carriage sampling cabinet (15), this buoyancy plate (17) will be moved, and indirectly mandril (18) is driven to carry out
Movement, when touching controls switch (16), sampling valve will start to work, to being blocked to probe tube, at this moment the first mistake
The internal air pressure of lauter tub (4), will squeeze water source, to be filtered by cotton core filter plate (401), then pass through the
One outlet pipe (402) discharges into the inside of the second filter vat (5), then is filtered by activated carbon filter plate (501), and then will
Filtered water source is discharged into the inside of third filter vat (6) by the second outlet pipe (502) by water source, passes through ultrafiltration diaphragm plate
(601) it is finally filtered, at this moment opens detection valve again, when detection valve is opened, filtered water source will be arranged by detection pipe
It into the inside of detection case (21), is discharged finally by drainpipe (602), and sampling cabinet (15) need to only move upwards, so that it may
To be well taken out sampling cabinet (15), it is convenient for the detection at water source.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810375511.XA CN108558048A (en) | 2018-04-25 | 2018-04-25 | A kind of water purifier and its working method with water quality detecting function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810375511.XA CN108558048A (en) | 2018-04-25 | 2018-04-25 | A kind of water purifier and its working method with water quality detecting function |
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Publication Number | Publication Date |
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CN108558048A true CN108558048A (en) | 2018-09-21 |
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ID=63536701
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CN201810375511.XA Withdrawn CN108558048A (en) | 2018-04-25 | 2018-04-25 | A kind of water purifier and its working method with water quality detecting function |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112299625A (en) * | 2020-11-03 | 2021-02-02 | 浙江海洋大学 | Sanitary water cleaning and purifying device for ship |
CN113281107A (en) * | 2021-04-12 | 2021-08-20 | 玉屏侗族自治县环境监测站 | Multi-parameter analysis sample retention device |
-
2018
- 2018-04-25 CN CN201810375511.XA patent/CN108558048A/en not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112299625A (en) * | 2020-11-03 | 2021-02-02 | 浙江海洋大学 | Sanitary water cleaning and purifying device for ship |
CN113281107A (en) * | 2021-04-12 | 2021-08-20 | 玉屏侗族自治县环境监测站 | Multi-parameter analysis sample retention device |
CN113281107B (en) * | 2021-04-12 | 2023-06-02 | 玉屏侗族自治县环境监测站 | Multi-parameter analysis sample reserving device |
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Application publication date: 20180921 |
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