CN202433305U - Water quality analyzer - Google Patents
Water quality analyzer Download PDFInfo
- Publication number
- CN202433305U CN202433305U CN2012200480221U CN201220048022U CN202433305U CN 202433305 U CN202433305 U CN 202433305U CN 2012200480221 U CN2012200480221 U CN 2012200480221U CN 201220048022 U CN201220048022 U CN 201220048022U CN 202433305 U CN202433305 U CN 202433305U
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- glass
- tube
- solenoid valve
- test kits
- stepper motor
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Abstract
The utility model provides a water quality analyzer, which comprises a chemical digestion reaction device, a controller, an industrial injector, a stepping motor, a multichannel valve island and an optical quantitative device, wherein the chemical digestion reaction device comprises a glass digestion tube, a heating wire and a photoelectric sensor; the heating wire winds on the glass digestion tube; the photoelectric sensor is arranged on one side of the glass digestion tube; the optical quantitative device comprises a support and a glass tube fixed to the support; photoelectric detectors are arranged at upper and lower ends of the glass tube; the stepping motor is in transmission connection with a piston rod of the industrial injector; a needle cylinder of the industrial injector is connected with the upper end of the glass tube; the lower end of the glass tube and the lower end of the glass digestion tube are connected with the multichannel valve island respectively; and the stepping motor, the multichannel valve island, the photoelectric sensor and the photoelectric detectors are electrically connected with the controller respectively. Therefore, the reliability of the water quality analyzer is improved.
Description
Technical field
The utility model relates to pick-up unit, relates in particular to a kind of Water Test Kits.
Background technology
The phosphorus that in water, dissolves also has the geology variation to cause, but most of from phosphorus containg substances such as fecaluria, herding waste water, plant chimney stalk and fertilizer.As the common counter total phosphorus of reflection body eutrophication, generally rivers and creeks and the phosphorus concentration in the lake water in the high area of the density of population is high.Nutriments such as too much nitrogen, phosphorus get into waters such as lake, reservoir, bay, impel a large amount of algae and other planktonic organisms to breed rapidly, the result; Not only can make the water quality dirt smelly because of the rapid procreation of algae, transparency descends; Sensory trait worsens; But also can be made oxygen in water not enough by the aerobe decomposition because of after these algae and the other biological death, cause fish and other biological mass mortality.Therefore, the monitoring of water quality total phosphorus concentration becomes an important indicator of environmental monitoring.Prior art adopts Water Test Kits to carry out the detection of the phosphorus content of water quality usually; Water Test Kits of the prior art generally includes peristaltic pump and chemical digesting reaction unit; The chemical digesting reaction unit comprises glass digestion tube, heater strip and photoelectric sensor; Heater strip is wrapped on the glass digestion tube; Photoelectric sensor is arranged on a side of glass digestion tube, through peristaltic pump quantitative test fluid is injected in the glass digestion tube, and through photoelectric sensor the test fluid in the glass tube is carried out photoelectric colorimetry and detect to obtain total phosphorus concentration.Because peristaltic pump directly contacts with test fluid, after long-term the use, occur the phenomenon that peristaltic pump damages easily, thereby cause the reliability of Water Test Kits lower.
Summary of the invention
The utility model technical matters to be solved is: a kind of Water Test Kits is provided, solves the lower problem of reliability of Water Test Kits of the prior art, the reliability of the analyser of realizing increasing water quality.
The utility model provides a kind of Water Test Kits; Comprise the chemical digesting reaction unit; Said chemical digesting reaction unit comprises glass digestion tube, heater strip and photoelectric sensor; Said heater strip is wrapped on the said glass digestion tube, and said photoelectric sensor is arranged on a side of said glass digestion tube, also comprises controller, industrial syringe, stepper motor, multiple valve island and optics proportioning device; Said optics proportioning device comprises support, is fixed on the glass tube on the support; The upper and lower end parts of glass tube is respectively arranged with photoelectric detector; The piston rod of said stepper motor and said industrial syringe is in transmission connection; The syringe of said industrial syringe is connected with the upper end of said glass tube; The bottom of the bottom of said glass tube and said glass digestion tube is connected with said multiple valve island respectively, and said stepper motor, said multiple valve island, said photoelectric sensor and said photoelectric detector are electrically connected with said controller respectively.
The Water Test Kits that the utility model provides; Piston rod through step motor drive industry syringe moves back and forth; Can in the glass tube of optics proportioning device, form negative pressure earlier, thereby be drawn in the glass tube, because glass tube is provided with photoelectric detector through the test fluid of multiple valve island with the outside; Can, glass tube quit work after sucking quantitative test fluid through controller control step motor; In glass tube, form malleation through industrial syringe then and the test fluid in the glass tube is injected in the chemical digesting reaction unit detects,, improved the reliability of Water Test Kits owing to need not to adopt the peristaltic pump pumps test fluid.
Aforesaid Water Test Kits, said chemical digesting reaction unit also comprises protective sleeve, said protective sleeve is enclosed within the outside of said glass digestion tube.
Aforesaid Water Test Kits, the upper end of said glass tube also is connected with first solenoid valve, and said first solenoid valve is electrically connected with said controller.
Aforesaid Water Test Kits; The bottom of said glass digestion tube is connected with second solenoid valve; Said second solenoid valve is connected with said multiple valve island; The upper end of said glass digestion tube is connected with the 3rd solenoid valve, and said second solenoid valve and said the 3rd solenoid valve are electrically connected with said controller respectively.
Aforesaid Water Test Kits, the bottom of said glass digestion tube and the said second solenoid valve junction are provided with O type rubber ring, and the upper end of said glass digestion tube and said the 3rd solenoid valve junction are provided with O type rubber ring.
Aforesaid Water Test Kits, said multiple valve island also is connected with the 4th solenoid valve.
Aforesaid Water Test Kits, said stepper motor are linear stepper motor, and the screw rod of said linear stepper motor is connected with said piston rod.
Aforesaid Water Test Kits, the rotating shaft of said stepper motor are screw-rod structure, and the end of the piston rod of said industrial syringe is provided with the screw rod cover, and said rotating shaft is screwed onto in the said screw rod cover.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model Water Test Kits embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer; To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the utility model embodiment is carried out clear, intactly description; Obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the structural representation of the utility model Water Test Kits embodiment.As shown in Figure 1; The present embodiment Water Test Kits; Comprise chemical digesting reaction unit 1, chemical digesting reaction unit 1 comprises glass digestion tube 11, heater strip 12 and photoelectric sensor 13, and heater strip 12 is wrapped on the glass digestion tube 11; Photoelectric sensor 13 is arranged on a side of glass digestion tube 11, also comprises controller (not shown), industrial syringe 2, stepper motor 3, multiple valve island 4 and optics proportioning device 5; Optics proportioning device 5 comprises support 51, is fixed on the glass tube 52 on the support 51; The upper and lower end parts of glass tube 52 is respectively arranged with photoelectric detector 53; Stepper motor 3 is in transmission connection with the piston rod of industrial syringe 2; The syringe of industry syringe 2 is connected with the upper end of glass tube 52; The bottom of the bottom of glass tube 52 and glass digestion tube 11 is connected with multiple valve island 4 respectively, and stepper motor 3, multiple valve island 4, photoelectric sensor 13 and photoelectric detector 53 are electrically connected with controller respectively.
Particularly; The present embodiment Water Test Kits cooperates through industrial syringe 2, stepper motor 3 and optics proportioning device 5 realizes accurately quantitatively extracting test fluid; Stepper motor 3 can be controlled the displacement of piston rod in the industrial syringe 2 accurately, and when needs extracted test fluid, stepper motor 3 was with outside pull piston rod; Thereby in the glass tube 52 of optics proportioning device 5, form negative pressure through industrial syringe 2, outside test fluid is inhaled in the glass tube 52 through multiple valve island 4.When the test fluid in the glass tube 52 reaches aequum, photoelectric detector 53 will detect the height of glass tube 52 liquid levels and send signal to controller, and controller is out of service with control step motor 3.After test fluid in the glass tube 52 quantitatively extracts; Need test fluid be injected in the glass digestion tube 11; Through island 4 actions of controller control multiple valve; Glass tube 52 is communicated with stream between the glass digestion tube 11, and controller drives stepper motor 3 advances that piston rod moves in the industrial syringe 2, makes to form malleation in the glass tube 52 and detect so that test fluid is injected in the glass digestion tube 11.Test fluid in the glass digestion tube 11 is being heated to set point of temperature through heater strip 12, just can be through photoelectric sensor 13 photoelectric colorimetries to realize the detection of water quality.Wherein, the present embodiment Water Test Kits can carry out the detection of indexs such as total phosphorus, COD or ammonia nitrogen, and the present embodiment Water Test Kits does not limit the type of its detection.
Further, for the glass digestion tube is protected, the chemical digesting reaction unit 1 in the present embodiment can also comprise protective sleeve 14, and protective sleeve 14 is enclosed within the outside of glass digestion tube 11.Concrete, can avoid extraneous hard thing damage by cover glass digestion tube 11 through protective sleeve 14, also can work as miscellaneous part and operating personnel in the protection present embodiment Water Test Kits when 11 explosions of glass digestion tube occurring.
Further, in order to control the air pressure of glass tube 52, the upper end of the glass tube 52 in the present embodiment can also be connected with first solenoid valve, 54, the first solenoid valves 54 and be electrically connected with controller.Concrete; Control the switching of first solenoid valve 54 through controller; Can control the air pressure of glass tube 52 easily, thereby in the process of glass tube 52 between suction test fluid and discharge test fluid, can open and close the conversion that realizes pressure in the glass tube 52 through first solenoid valve 54.Same; The bottom of the glass digestion tube 11 in the present embodiment can be connected with second solenoid valve 16; Second solenoid valve 16 is connected with multiple valve island 4, and the upper end of glass digestion tube 11 is connected with the 3rd solenoid valve 15, the second solenoid valves 16 and the 3rd solenoid valve 15 is electrically connected with controller respectively.Preferably, the bottom of the glass digestion tube 11 in the present embodiment and second solenoid valve, 16 junctions can be provided with O type rubber ring (not shown), and the upper end of glass digestion tube 11 and the 3rd solenoid valve 15 junctions can be provided with O type rubber ring.In addition, the multiple valve island 4 in the present embodiment can also be connected with the 4th solenoid valve 41.Wherein, the stepper motor 3 in the present embodiment can advance motor for linear step, and the screw rod of linear stepper motor is connected with piston rod.In addition; Stepper motor 3 in the present embodiment can be the rotary shaft stepper motor; The rotating shaft of stepper motor 3 can be provided with gear; And tooth bar can be set on the piston rod of industrial syringe 2, cooperate the piston rod of realizing through stepper motor 3 drives industrial syringe 2 to move back and forth through rack and pinion.Preferably, the rotating shaft of the stepper motor 3 in the present embodiment can be screw-rod structure, and the end of the piston rod of said industrial syringe is provided with the screw rod cover, and said rotating shaft is screwed onto in the said screw rod cover.
The present embodiment Water Test Kits; Piston rod through step motor drive industry syringe moves back and forth; Can in the glass tube of optics proportioning device, form negative pressure earlier, thereby be drawn in the glass tube, because glass tube is provided with photoelectric detector through the test fluid of multiple valve island with the outside; Can, glass tube quit work after sucking quantitative test fluid through controller control step motor; In glass tube, form malleation through industrial syringe then and the test fluid in the glass tube is injected in the chemical digesting reaction unit detects,, improved the reliability of Water Test Kits owing to need not to adopt the peristaltic pump pumps test fluid.
What should explain at last is: above embodiment is only in order to the technical scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to previous embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of each embodiment technical scheme of essence disengaging the utility model of relevant art scheme.
Claims (8)
1. Water Test Kits; Comprise the chemical digesting reaction unit; Said chemical digesting reaction unit comprises glass digestion tube, heater strip and photoelectric sensor, and said heater strip is wrapped on the said glass digestion tube, and said photoelectric sensor is arranged on a side of said glass digestion tube; It is characterized in that, also comprise controller, industrial syringe, stepper motor, multiple valve island and optics proportioning device; Said optics proportioning device comprises support, is fixed on the glass tube on the support; The upper and lower end parts of glass tube is respectively arranged with photoelectric detector; The piston rod of said stepper motor and said industrial syringe is in transmission connection; The syringe of said industrial syringe is connected with the upper end of said glass tube; The bottom of the bottom of said glass tube and said glass digestion tube is connected with said multiple valve island respectively, and said stepper motor, said multiple valve island, said photoelectric sensor and said photoelectric detector are electrically connected with said controller respectively.
2. Water Test Kits according to claim 1 is characterized in that, said chemical digesting reaction unit also comprises protective sleeve, and said protective sleeve is enclosed within the outside of said glass digestion tube.
3. Water Test Kits according to claim 1 is characterized in that the upper end of said glass tube also is connected with first solenoid valve, and said first solenoid valve is electrically connected with said controller.
4. Water Test Kits according to claim 1; It is characterized in that; The bottom of said glass digestion tube is connected with second solenoid valve; Said second solenoid valve is connected with said multiple valve island, and the upper end of said glass digestion tube is connected with the 3rd solenoid valve, and said second solenoid valve and said the 3rd solenoid valve are electrically connected with said controller respectively.
5. Water Test Kits according to claim 4; It is characterized in that; The bottom of said glass digestion tube and the said second solenoid valve junction are provided with O type rubber ring, and the upper end of said glass digestion tube and said the 3rd solenoid valve junction are provided with O type rubber ring.
6. Water Test Kits according to claim 1 is characterized in that, said multiple valve island also is connected with the 4th solenoid valve.
7. Water Test Kits according to claim 1 is characterized in that, said stepper motor is linear stepper motor, and the screw rod of said linear stepper motor is connected with said piston rod.
8. Water Test Kits according to claim 1 is characterized in that, the rotating shaft of said stepper motor is a screw-rod structure, and the end of the piston rod of said industrial syringe is provided with the screw rod cover, and said rotating shaft is screwed onto in the said screw rod cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200480221U CN202433305U (en) | 2012-02-15 | 2012-02-15 | Water quality analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200480221U CN202433305U (en) | 2012-02-15 | 2012-02-15 | Water quality analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202433305U true CN202433305U (en) | 2012-09-12 |
Family
ID=46782745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200480221U Expired - Lifetime CN202433305U (en) | 2012-02-15 | 2012-02-15 | Water quality analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202433305U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103364461A (en) * | 2013-04-22 | 2013-10-23 | 江苏天瑞仪器股份有限公司 | Online water heavy metal analyzer |
| CN107462578A (en) * | 2017-09-21 | 2017-12-12 | 河北华厚天成环保技术有限公司 | A kind of Water Test Kits |
| CN108226076A (en) * | 2017-12-30 | 2018-06-29 | 北方工业大学 | Miniature trace water quality on-line monitoring appearance |
| CN110940661A (en) * | 2019-11-12 | 2020-03-31 | 大连诚泽检测有限公司 | Suction-type quantitative analysis device |
| CN112033917A (en) * | 2020-09-07 | 2020-12-04 | 安徽清大云博环保科技有限公司 | Modularized water quality analyzer and working method thereof |
-
2012
- 2012-02-15 CN CN2012200480221U patent/CN202433305U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103364461A (en) * | 2013-04-22 | 2013-10-23 | 江苏天瑞仪器股份有限公司 | Online water heavy metal analyzer |
| CN107462578A (en) * | 2017-09-21 | 2017-12-12 | 河北华厚天成环保技术有限公司 | A kind of Water Test Kits |
| CN108226076A (en) * | 2017-12-30 | 2018-06-29 | 北方工业大学 | Miniature trace water quality on-line monitoring appearance |
| CN110940661A (en) * | 2019-11-12 | 2020-03-31 | 大连诚泽检测有限公司 | Suction-type quantitative analysis device |
| CN112033917A (en) * | 2020-09-07 | 2020-12-04 | 安徽清大云博环保科技有限公司 | Modularized water quality analyzer and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: High tech Zone of Shandong Province, Qingdao City, 266109 East Road No. 379 Patentee after: Qingdao Laoying Haina Photoelectric Environmental Protection Group Co., Ltd. Address before: 266100 entrepreneurship center of hi tech Industrial Development Zone, Shandong, Qingdao 324-26 Patentee before: Qingdao Haina Guangdian Environmental Protection Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |