CN110411811A - A kind of extraction equipment for heavy metal in sea water detection - Google Patents
A kind of extraction equipment for heavy metal in sea water detection Download PDFInfo
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- CN110411811A CN110411811A CN201910742712.3A CN201910742712A CN110411811A CN 110411811 A CN110411811 A CN 110411811A CN 201910742712 A CN201910742712 A CN 201910742712A CN 110411811 A CN110411811 A CN 110411811A
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- extraction
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- water detection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4055—Concentrating samples by solubility techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4055—Concentrating samples by solubility techniques
- G01N2001/4061—Solvent extraction
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- Health & Medical Sciences (AREA)
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- Engineering & Computer Science (AREA)
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- Extraction Or Liquid Replacement (AREA)
Abstract
The invention discloses a kind of extraction equipments for heavy metal in sea water detection, belong to heavy metal in sea water detection separation technology field, the extraction equipment for being used for heavy metal in sea water detection includes cabinet, ingress pipe, fractional extraction structure, and ingress pipe is connect with fractional extraction structure；Fractional extraction structure includes extraction container, sedimentation component, extraction container setting is multiple, each extraction container is corresponding to be equipped with one group of sedimentation component, all the extraction container is connected with extractant addition container away from sedimentation component side, each extraction container bottom is respectively connected with triple valve, and sedimentation component can control the extraction container for flowing out to junior of the remaining liq of each extraction container；Extraction equipment provided in the present invention uses fractional extraction, extraction completely is gradually extracted to for the heavy metal in seawater to complete, extraction completely, obtains extraction sediment by every grade after the completion of extraction and compares and averagely structured value is taken to be detected, accuracy in detection is high.
Description
Technical field
The invention belongs to heavy metal in sea water detection separation technology field more particularly to it is a kind of for heavy metal in sea water detection
Extraction equipment.
Background technique
Heavy metal ion is from a wealth of sources, is related to the industries such as chemical industry, mine, machine-building, metallurgy, electronics and instrument.With much money
Belonging to pollution has the characteristics that concealment, chronicity and irreversible, can both be directly entered water body, atmosphere and soil, causes direct
Pollution, also can mutually migrate in various environment, cause indirect pollution.Heavy metal cannot be by microbial degradation, in the environment only
It can be carried out mutually converting between form, directly or indirectly human body made permanently to be poisoned, it is even carcinogenic to cause a variety of diseases.At present
In the analysis measurement experiment to ocean water body, it is often necessary to the content of the heavy metals such as Copper Sea Waters, lead, zinc is measured, it is general real
It tests room and achievees the purpose that extract heavy metal in seawater by liquid-liquid extraction, this method need to manually carry out oscillation extraction,
And for the Extraction of Heavy Metals of seawater sample, detection, it often is the need for multi-group data again, then analyze result, to obtain
Accurate data, but since artificial oscillation extraction is comparatively more time-consuming, efficiency is also limited, and can not meet when many
Analyze the demand of test laboratory.
Summary of the invention
The purpose of the present invention is to provide a kind of extraction equipments for heavy metal in sea water detection, with for heavy metal in sea water
The extraction equipment of detection.
To achieve the above object, the invention provides the following technical scheme: a kind of extraction for heavy metal in sea water detection is set
Standby, which includes the fractional extraction of cabinet, the ingress pipe of cabinet upper end, box house
Structure, the ingress pipe are connect with fractional extraction structure；The fractional extraction structure includes extraction container, settles component, described
Extraction container setting is multiple, and on sequentially under, each extraction container is corresponding to be equipped with one group of sedimentation component, described in whole
Sedimentation component is respectively positioned on all extraction container sides, and all the extraction container is connected with extraction away from sedimentation component side
Container is added in agent, and each extraction container bottom is respectively connected with triple valve, and triple valve side is connect with sedimentation component, described heavy
Part of coming down to a lower group can control the extraction container for flowing out to junior of the remaining liq of each extraction container.
As a kind of preferred technical solution of extraction equipment for heavy metal in sea water detection of the present invention, the ingress pipe one
End is protruded into cabinet and is connect with the fractional extraction structure, and ingress pipe is connected with suction pump far from junction, and the suction pump is another
End is connected at the sampling of seawater water source.
Using the above scheme: seawater being collected from seawater water source sampling place by suction pump, is imported seawater by ingress pipe
It is extracted in fractional extraction structure, seawater is introduced directly into fractional extraction structure and is extracted, prevent from conveying in seawater
Secondary pollution in journey causes the inaccuracy of structured data.
As a kind of preferred technical solution of extraction equipment for heavy metal in sea water detection of the present invention, the sedimentation component
Including the connecting tube being connected on the triple valve, the connecting tube other end is connected with flow tank, and the flow tank upper end connects
It is connected to akaline liquid ingress pipe, the sedimentation chamber interior wall is fixed with filter screen, the filtering sieve bottom on flow tank bottom
Equipped with precipitating collection structure, the precipitating collection structure bottom is equipped with pressure sensor, and the pressure sensor, which is embedded, to be settled
Bottom portion, upper end and precipitating collection structure contradict.
Using the above scheme: the extraction liquids containing heavy metal that extraction is completed being exported by connecting tube, into flow tank
Portion imports akaline liquid when entering inside flow tank, while through akaline liquid ingress pipe, wherein containing OH-Group is to a huge sum of money
Category is combined sedimentation, combines completely to the heavy metal in extract liquor, and collection rate is high, and it is heavy to be filtered auxiliary by filter screen
It forms sediment, is collected by precipitating collection structure, while the pressure of bottom wears the weight of precipitate inside sensor detection collection structure.
As a kind of preferred technical solution of extraction equipment for heavy metal in sea water detection of the present invention, outside the flow tank
The heating plate matched with flow tank is fixed on wall.
Using the above scheme: flow tank inner extraction liquid being heated with sediment by heating plate, is gradually evaporated
Moisture flows down dry sediment, and wherein sediment contains middle metal ion, is convenient for subsequent detection.
As a kind of preferred technical solution of extraction equipment for heavy metal in sea water detection of the present invention, the precipitating is collected
Structure includes the sliding rail being fixedly connected on outside flow tank, and the sliding rail other end stretches out cabinet；It further include sliding in flow tank
Internal collecting box, the collecting box, which skids off flow tank and can cooperate, to be slid on sliding rail, and the collecting box is fixed close to end is skidded off
It is connected with draw bar, cabinet state is stretched out when collecting box is located inside flow tank in described draw bar one end.
Using the above scheme: collecting box can be slid along sliding rail, be collected taking for case, be collected simultaneously outside case and set
There is draw bar, facilitate the operation of experimenter, carries out the collection of sediment.
As a kind of preferred technical solution of extraction equipment for heavy metal in sea water detection of the present invention, each extraction
Container is connected by triple valve, and triple valve connection extraction container side is equipped with solenoid valve, the solenoid valve and the pressure
Sensor electrical connection.
Using the above scheme: controlling solenoid valve opening triple valve when reaching preset value by pressure sensor and extract higher level
Supernatant liquid in extracting container, which is passed through, to be carried out continuing to extract in junior's extraction container, is realized and is automatically controlled, reduces operator's
Working strength increases the efficiency of heavy metal in sea water detection.
As a kind of preferred technical solution of extraction equipment for heavy metal in sea water detection of the present invention, the extractant adds
Add and be fixedly connected with isocon on container, the isocon quantity is consistent with the extraction container quantity.
Using the above scheme: by the setting of the corresponding extraction container of isocon, convenient for the extraction inside each extraction container
Take the addition of agent, it is ensured that the extraction inside each extraction container completely carries out.
As a kind of preferred technical solution of extraction equipment for heavy metal in sea water detection of the present invention, each extraction
External container is arranged with fixing sleeve, is connected with vibrating motor on the fixing sleeve.
Using the above scheme: being driven by driven by vibrating motors fixing sleeve, and then increase the vibration of extraction container, mentioned
Effect of extracting is risen, the accuracy of extraction is increased.
As a kind of preferred technical solution of extraction equipment for heavy metal in sea water detection of the present invention, the wall box
It tightens up a screw and is fixed with observation window, the observation window is arranged using glass plate.
Using the above scheme: observing the process of inner extraction, by observation window convenient for the better of internal extraction procedures
Control.
The beneficial effects of the present invention are: extraction equipment provided in the present invention uses fractional extraction, for the weight in seawater
Metal is gradually extracted to extraction completely and is completed, and extraction completely, obtains extraction sediment by every grade after the completion of extraction and carries out
Comparison averagely takes structured value to be detected, and accuracy in detection is high.
Detailed description of the invention
Fig. 1 is the box inner structure schematic diagram of embodiment provided by the invention；
Fig. 2 is embodiment provided by the invention along schematic cross-sectional view in the middle part of box width direction；
Fig. 3 is the precipitating collection structure schematic diagram of embodiment provided by the invention；
Fig. 4 is the extraction relation schematic diagram of embodiment provided by the invention；
Fig. 5 is the solenoid valve control schematic diagram of embodiment provided by the invention；
In figure: 1, cabinet；2, ingress pipe；3, fractional extraction structure；31, extraction container；32, component is settled；321, it connects
Pipe；322, flow tank；323, akaline liquid ingress pipe；324, filter screen；325, collection structure is precipitated；325-1, sliding rail；325-
2, collecting box；325-3, draw bar；326, pressure sensor；4, extractant adding tube；5, triple valve；6, suction pump；7, it heats
Plate；8, solenoid valve；9, isocon；10, fixing sleeve；11, vibrating motor；12, observation window.
Specific embodiment
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and cooperate attached drawing
Detailed description are as follows.
It please also refer to Fig. 1 to Fig. 5, what heavy metal in sea water detected be used for the embodiment of the present invention below in conjunction with attached drawing
Extraction equipment elaborates.
Shown in referring to Fig.1, which includes the ingress pipe of cabinet 1,1 upper end of cabinet
2, the fractional extraction structure 3 inside cabinet 1, the ingress pipe 2 are connect with fractional extraction structure 3；The fractional extraction structure 3 is wrapped
Include extraction container 31, sedimentation component 32, the extraction container 31 be arranged it is multiple, on sequentially under, each extraction container
31 it is corresponding be equipped with one group of sedimentation component 32, all the sedimentation components 32 are respectively positioned on whole 31 sides of extraction container, entirely
Extraction container 31 described in portion is connected with extractant addition container 4 away from sedimentation 32 side of component, and extractant adds fixed on container 4
It is connected with isocon 9,9 quantity of isocon is consistent with 31 quantity of extraction container, each 31 bottom of extraction container
It is respectively connected with triple valve 5,5 side of triple valve is connect with sedimentation component 32, and the sedimentation component 32 can control each extraction
The extraction container 31 for flowing out to junior of the remaining liq of container 31.
Wherein, 2 one end of ingress pipe is protruded into cabinet 1 and is connect with the fractional extraction structure 3, and ingress pipe 2 connects far from junction
It is connected to suction pump 6,6 other end of suction pump is connected at the sampling of seawater water source, and suction pump 6 passes through ingress pipe 2 for seawater water
It pumps to fractional extraction structure 3 in source.
As shown in figure 3, sedimentation component 32 includes the connecting tube 321 being connected on the triple valve 5, the connecting tube 321
The other end is connected with flow tank 322, and 322 upper end of flow tank is connected with akaline liquid ingress pipe 323, the flow tank 322
Inner wall is fixed with filter screen 324 on 322 bottom of flow tank, and 324 bottom of filter screen is equipped with precipitating collection structure 325,
325 bottom of precipitating collection structure is equipped with pressure sensor 326, and the pressure sensor 326 is embedded at 322 bottom of flow tank
Portion, upper end and precipitating collection structure 325 contradict, and extraction liquids are entered inside flow tank 322 by connecting tube 321, heavy entering
When dropping 322 inside of case, while akaline liquid is imported by akaline liquid ingress pipe 323, wherein containing OH-Group carries out heavy metal
In conjunction with sedimentation, the heavy metal in extract liquor is combined completely, aids precipitation is filtered by filter screen 324, by precipitating and liquid
Body separation, while the heating plate 7 matched with flow tank 322 is fixed on 322 outer wall of flow tank, into the heating for crossing heating plate 7
Evaporation obtains dry sediment in 322 internal gathering of flow tank, is collected by precipitating collection structure 325, while bottom
Pressure wear sensor 326 detect collection structure 325 inside weight of precipitate.
Wherein, precipitating collection structure 325 includes the sliding rail 325-1 being fixedly connected on outside flow tank 322, the sliding rail
The 325-1 other end stretches out cabinet 1；It further include the collecting box 325-2 slid inside flow tank 322, the collecting box 325-2 cunning
Flow tank 322, which can cooperate, out slides on sliding rail 325-1, and the collecting box 325-2 is fixedly connected with draw bar close to skidding off end
325-3, the one end the draw bar 325-3, to stretch out 1 state of cabinet, are being received when collecting box 325-2 is located at 322 inside of flow tank
When collection, collecting box 325-2 is pulled out by draw bar and skids off flow tank 322, is placed on sliding rail 325-1, while continuing to slide
Until skidding off cabinet 1, the collection of sediment is carried out.
Each extraction container 31 is connected by triple valve 5, as shown in Figure 1, the triple valve 5 connects extraction container 31
Side is equipped with solenoid valve 8, and the solenoid valve 8 is electrically connected with the pressure sensor 326, reaches in pressure sensor 326 default
Pressure value when, pressure sensor 326 triggers electric signal, and then connection solenoid valve 8 controls the opening of solenoid valve 8, opens threeway
Supernatant liquid in higher level's extraction container 31 is passed through by valve 5 to be carried out continuing to extract in junior's extraction container 31.
As shown in Figure 1, each 31 outer cover of the extraction container is equipped with fixing sleeve 10, it is connected on the fixing sleeve 10
Vibrating motor 11, in extraction process, by opening vibrating motor 11, driving vibrating motor 11 drives fixing sleeve 10
Vibration, and then extraction container 31 is driven to be vibrated.
As shown in Fig. 2, 1 side wall of cabinet tightens up a screw and is fixed with observation window 12, when carrying out above-mentioned extraction, pass through observation window 12
The observation of extraction procedures can be carried out, wherein observation window 12 is arranged using glass plate.
The working principle of the invention is: Seawater Samples being imported box house by ingress pipe 2, are carried out by suction pump 6
Operation, Seawater Samples start to be extracted after entering 1 inside of cabinet into fractional extraction structure 3, while entering extraction container 31,
When entering extraction container 31, container 4 is added by extractant and leads to isocon 9, the importing of extractant is carried out, in the same of importing
When, it opens vibrating motor 11 and fixing sleeve 10 is driven to be vibrated, and then extraction container 31 is driven to be vibrated, auxiliary extraction, In
After vibrating a period of time, vibrating motor 11 is closed, static a period of time opens the connecting tube that triple valve 5 connects 322 end of flow tank
321, extraction liquids of the lower layer containing heavy metal are passed through inside flow tank 322, akaline liquid ingress pipe 323, Xiang Chen is opened simultaneously
Akaline liquid is imported inside drop case 322, mixes and is settled with extraction liquids, is further filtered by filter screen 324, mixed
Heating plate 7 is opened while conjunction, internal sediment is dried, and after dry a period of time, is sunk by observation window 12
The observation of starch pulls out collecting box 325-2 by stretching and drawing bar and skids off flow tank 322, is placed on sliding rail 325-1, while after
It is continuous to carry out sliding until skidding off cabinet 1, carry out the collection of sediment；
When above-mentioned sediment reaches the preset value of pressure sensor, pressure sensor 326 triggers electric signal, and then connection
Solenoid valve 8 controls the opening of solenoid valve 8, opens triple valve 5 for the supernatant liquid in higher level's extraction container 31 and is passed through junior's extraction
It carries out continuing to extract in container 31, continues to repeat above-mentioned extraction step, the extract liquor of the second level is obtained by extraction, is again introduced into sedimentation
The collection of sediment is carried out inside case 322, at this point, if further control is electric when pressure sensor 326 further reaches preset value
Magnet valve 8 opens triple valve 5 and continues to import in third level extraction container 31 by the supernatant liquid in the second level, until the matter of sediment
Amount is less than the preset value of pressure sensor 326, illustrates that the content of beary metal in supernatant liquid is substantially free of, then shows sample sea
Heavy metal in water is collected complete；
At this point, the sediment of generations at different levels obtained above is carried out experiment detection, each item number of sediments at different levels is obtained
According to average value be the heavy metal related data in sample sea-water thus.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of extraction equipment for heavy metal in sea water detection, which is characterized in that this is used for the extraction of heavy metal in sea water detection
Equipment includes the internal fractional extraction structure (3) of cabinet (1), the ingress pipe (2) of cabinet (1) upper end, cabinet (1), the importing
Pipe (2) is connect with fractional extraction structure (3)；The fractional extraction structure (3) includes extraction container (31), settles component (32),
Extraction container (31) setting is multiple, and on sequentially under, each extraction container (31) is corresponding to be equipped with one group of sedimentation
Component (32), all the sedimentation component (32) is respectively positioned on all extraction container (31) sides, all the extraction container
(31) it is connected with extractant addition container (4) away from sedimentation component (32) side, each extraction container (31) bottom connects
It is connected to triple valve (5), triple valve (5) side is connect with sedimentation component (32), and the sedimentation component (32) is controllable each described
The extraction container (31) for flowing out to junior of the remaining liq of extraction container (31).
2. a kind of extraction equipment for heavy metal in sea water detection according to claim 1, which is characterized in that the importing
Pipe (2) one end is protruded into cabinet (1) and is connect with the fractional extraction structure (3), and ingress pipe (2) is connected with suction pump far from junction
(6), suction pump (6) other end is connected at the sampling of seawater water source.
3. a kind of extraction equipment for heavy metal in sea water detection according to claim 1, which is characterized in that the sedimentation
Component (32) includes the connecting tube (321) being connected on the triple valve (5), and it is heavy that connecting tube (321) other end is connected with
It drops case (322), flow tank (322) upper end is connected with akaline liquid ingress pipe (323), and flow tank (322) inner wall leans on
It is fixed with filter screen (324) on nearly flow tank (322) bottom, filter screen (324) bottom is equipped with precipitating collection structure
(325), the precipitating collection structure (325) bottom is equipped with pressure sensor (326), and the pressure sensor (326) is embedded
Flow tank (322) bottom, upper end and precipitating collection structure (325) contradict.
4. a kind of extraction equipment for heavy metal in sea water detection according to claim 3, which is characterized in that the sedimentation
The heating plate (7) matched with flow tank (322) is fixed on case (322) outer wall.
5. a kind of extraction equipment for heavy metal in sea water detection according to claim 3, which is characterized in that the precipitating
Collection structure (325) includes being fixedly connected on the external sliding rail (325-1) of flow tank (322), sliding rail (325-1) other end
It stretches out cabinet (1)；It further include the sliding collecting box (325-2) internal in flow tank (322), the collecting box (325-2) skids off
Flow tank (322), which can cooperate, to be slid on sliding rail (325-1), and the collecting box (325-2) is led close to skidding off end and be fixedly connected with
Draw bar (325-3), described draw bar one end (325-3) collecting box (325-2) be located at flow tank (322) it is internal when for stretch out case
Body (1) state.
6. a kind of extraction equipment for heavy metal in sea water detection according to claim 1 or 3, which is characterized in that each
The extraction container (31) is connected by triple valve (5), and triple valve (5) connection extraction container (31) side is equipped with solenoid valve
(8), the solenoid valve (8) is electrically connected with the pressure sensor (326).
7. a kind of extraction equipment for heavy metal in sea water detection according to claim 1, which is characterized in that the extraction
It is fixedly connected with isocon (9) in agent addition container (4), isocon (9) quantity and the extraction container (31) quantity one
It causes.
8. a kind of extraction equipment for heavy metal in sea water detection according to claim 1, which is characterized in that each described
Extraction container (31) outer cover is equipped with fixing sleeve (10), is connected with vibrating motor (11) on the fixing sleeve (10).
9. a kind of extraction equipment for heavy metal in sea water detection according to claim 1, which is characterized in that the cabinet
(1) side wall, which is tightened up a screw, is fixed with observation window (12), and the observation window (12) is arranged using glass plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910742712.3A CN110411811A (en) | 2019-08-13 | 2019-08-13 | A kind of extraction equipment for heavy metal in sea water detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910742712.3A CN110411811A (en) | 2019-08-13 | 2019-08-13 | A kind of extraction equipment for heavy metal in sea water detection |
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| Publication Number | Publication Date |
|---|---|
| CN110411811A true CN110411811A (en) | 2019-11-05 |
Family
ID=68367148
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910742712.3A Withdrawn CN110411811A (en) | 2019-08-13 | 2019-08-13 | A kind of extraction equipment for heavy metal in sea water detection |
Country Status (1)
| Country | Link |
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| CN (1) | CN110411811A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111170396A (en) * | 2020-01-07 | 2020-05-19 | 国家海洋局珠海海洋环境监测中心站 | Extraction equipment for detecting heavy metal in seawater |
| CN115400457A (en) * | 2022-09-26 | 2022-11-29 | 安徽中龙神力生物科技有限公司 | Multistage series extrusion-free extraction device for veterinary Chinese herbal medicines |
-
2019
- 2019-08-13 CN CN201910742712.3A patent/CN110411811A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111170396A (en) * | 2020-01-07 | 2020-05-19 | 国家海洋局珠海海洋环境监测中心站 | Extraction equipment for detecting heavy metal in seawater |
| CN115400457A (en) * | 2022-09-26 | 2022-11-29 | 安徽中龙神力生物科技有限公司 | Multistage series extrusion-free extraction device for veterinary Chinese herbal medicines |
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Application publication date: 20191105 |