CN203502339U - Digestion colorimetric device for monitoring water quality on line - Google Patents
Digestion colorimetric device for monitoring water quality on line Download PDFInfo
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- CN203502339U CN203502339U CN201320622601.7U CN201320622601U CN203502339U CN 203502339 U CN203502339 U CN 203502339U CN 201320622601 U CN201320622601 U CN 201320622601U CN 203502339 U CN203502339 U CN 203502339U
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- color comparison
- sleeve pipe
- water quality
- comparison tube
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Abstract
The utility model provides a digestion colorimetric device for monitoring water quality on line, which is simple in structure, short in analysis time and low in failure rate, and is suitable for an online analyzer. The device comprises a digestion colorimetric tube, a heating rod sleeve and a temperature sensor sleeve, wherein the digestion colorimetric tube is divided into a condensing section, a heat exchange section and a digestion colorimetric section from top to bottom; a cooling water jacket is arranged on the outer edge of the condensing section of the digestion colorimetric tube; a circulating water cooling sleeve is arranged outside the digestion colorimetric section of the digestion colorimetric tube; the heating rod sleeve and the temperature sensor sleeve respectively extend into the digestion colorimetric tube from opposite sides of the circulating water cooling sleeve. The digestion colorimetric tube serves as a heating digester of a sample, a cooler of a digested sample and a colorimetric determination optical device of a final sample, and the online water quality monitoring instrument with the digestion colorimetric tube has the advantages of simple structure, short time of sample analyzing process and low failure rate.
Description
Technical field
The utility model relates to a kind of colorimetric device of clearing up of monitoring water quality on line, belongs to monitoring water quality on line equipment technical field.
Background technology
Industrial waste water and sanitary sewage enter rivers, lake and reservoir, in environment, the pollution of water body is more serious, on-line monitoring can carry out the measurement of water quality when needed incessantly, and water quality is made to assessment, and the development task of novel on-line monitoring instrument is very arduous.
Water analysis mainly be take the ultimate principle of analytical chemistry and is basis, component to be measured in water is carried out to quantitative test, in water analysis, the general absorption photometry that adopts is carried out water-quality constituents mensuration, ultimate principle and practical application absorption photometry thereof are a kind of analytical approachs of the selectivity absorption of light being set up based on material, are a kind of instrument analytical methods being most widely used in the chemical composition analysis of scientific research, environmental monitoring and industrial and agricultural production.
At present a lot of water quality on-line monitoring instrument devices (as COD and various heavy determining instrument) are when analysis to measure water quality, all have the key links such as the heating and decompose of sample, cooling, colorimetric, in traditional design, general employing separately designed sequential combination again by each link parts.Common COD on-line monitoring instrument on home market for example, the heating and decompose device that major part comprises sample, the sample cooling device after clearing up, colour comparator (containing cuvette) etc., adopt the switch blocks such as solenoid valve to connect each other.Sample and various clearing up are quantitatively heated to uniform temperature and maintain a period of time in the heating bottle of described heating and decompose device with reagent, and then disconnect heating and decompose device and stop heating, and utilize the cooling samples such as fan; Or sample is flow to the cooling digestion solution of method that utilizes air-cooled or water-cooled in refrigeratory by switch electromagnetic valve etc.; Cooled digestion solution is flow to and in cuvette, is carried out colorimetric estimation by switch electromagnetic valve etc. again.The advantage of this kind of design is that each link is simple and clear, instrument maintenance convenient, but shortcoming is that apparatus structure is complicated, sample analysis process time is long, and failure rate is high, cost is higher.In addition, in current on-line monitoring instrument, adopt cylindrical cuvette, be easy to cause because installation site is different the reflection loss of the different or light of optical path difference, reduce the accuracy of monitoring result.
Summary of the invention
For overcoming the technical matters existing in prior art, the utility model provide a kind of simple in structure, shorten analysis time, the colorimetric device of clearing up that is suitable for monitoring water quality on line that online analytical instrument uses of less trouble.
For achieving the above object, the technical solution adopted in the utility model is: a kind of monitoring water quality on line clear up colorimetric device, comprise and clear up color comparison tube; Described clearing up being divided into condensation segment, heat exchange segment from top to bottom and clearing up colorimetric section of color comparison tube; The described condensation segment outer rim of clearing up color comparison tube is provided with cooling jacket; The described color comparison tube of clearing up is cleared up the outside of colorimetric section and is also provided with circulating water sleeve pipe; Also comprise heating rod sleeve pipe and temperature sensor sleeve pipe; Described heating rod sleeve pipe and temperature sensor sleeve pipe are cleared up in color comparison tube described in stretching into respectively from the opposite flank of described circulating water sleeve pipe.
Related content in technique scheme is explained as follows:
1, in such scheme, described in clear up color comparison tube and be integrated pipe.
2,, in such scheme, described condensation segment is ball condenser or spirality water condenser.
3,, in such scheme, the tube wall of described heat exchange segment is provided with burr glass.This burr glass is for heat interchange.
4, in such scheme, described in clear up color comparison tube top be provided with exhausr port, its bottom is provided with reagent and imports and exports.
5,, in such scheme, described heating rod sleeve pipe and temperature sensor sleeve pipe are arranged in a crossed manner in clearing up color comparison tube.Heating rod and temperature sensor are separately positioned in described heating rod sleeve pipe and temperature sensor sleeve pipe.
6,, in such scheme, described cooling jacket is provided with chilled water inlet; Described circulating water sleeve pipe is provided with cooling water inlet and coolant outlet.
7, in such scheme, described in clear up color comparison tube and be fixedly arranged in a fixed frame.Described top and bottom of clearing up color comparison tube are fixed through set bolt and fixed frame respectively.
8,, in such scheme, condensation segment and the heat exchange segment of on described fixed frame, described in correspondence, clearing up color comparison tube are respectively equipped with cooling fan mounting hole.
9,, in such scheme, on the both sides of described fixed frame, the corresponding colorimetric section of clearing up of clearing up color comparison tube is provided with than color light source fixed orifice and optical receiver fixed orifice; Describedly than color light source fixed orifice and optical receiver fixed orifice, on fixed frame, be symmetrical arranged.
10,, in such scheme, described circulating water sleeve pipe can be circulating water cover independent and sealing, can have water flow to clear up the liquid in color comparison tube in this sleeve pipe described in cooling, described circulating water casing pipe sleeve shown in clear up on color comparison tube.Described circulating water sleeve pipe can be also and described common jacket structured (double wall of hollow) that forms a sealing of color comparison tube of clearing up, have water flow to clear up the liquid in color comparison tube in described chuck described in cooling.Described circulating water cover is cleared up light incident passage and the exit channel of color comparison tube described in can not blocking when mounted.
Because technique scheme is used, the advantage that the utility model compared with prior art has is:
1, of the present utility modelly clear up the heating and decompose device that color comparison tube is sample, also be the refrigeratory of the sample after clearing up and the colorimetric estimation optical device of final sample, therefore that the water quality on-line monitoring device making has is simple in structure, sample analysis process time is short, the advantage of failure rate is low.
2, the utility model adopts tubular type to clear up color comparison tube, and skin adds circulating water sleeve pipe, and due to the existence of water, after light source shines in, the tube wall of clearing up color comparison tube is similar to lens, forms optically focused, thereby lower to the requirement of light source.And the susceptibility of light source is sensitiveer, the result of colorimetric analysis is more accurate.This device can be analyzed a plurality of samples simultaneously, is convenient to carry out parallel experiment, better to the repeatability of test findings.
3, the utility model is simple in structure, is easy to realize.Easy to process, processing cost is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the utility model is installed on the structural representation in installing frame.
In above accompanying drawing: 1, exhausr port; 2, chilled water inlet; 3, cooling jacket; 4, ball condenser; 5, burr glass; 6, clear up color comparison tube; 61, condensation segment; 62, heat exchange segment; 63, clear up colorimetric section; 7, circulating water sleeve pipe; 8, heating rod sleeve pipe; 9, cooling water inlet; 10, reagent is imported and exported; 11, coolant outlet 12, temperature sensor sleeve pipe 13, fixed frame; 14, cooling fan mounting hole 15, than color light source fixed orifice 16, optical receiver fixed orifice; 17, upper set bolt; 18, lower set bolt.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment:
As shown in Figure 1-2, a kind of monitoring water quality on line clear up colorimetric device, comprise and clear up color comparison tube 6; Described clearing up being divided into condensation segment 61, heat exchange segment 62 from top to bottom and clearing up colorimetric section 63 of color comparison tube 6; Described condensation segment 61 outer rims of clearing up color comparison tube 6 are provided with cooling jacket 3; The described color comparison tube 6 of clearing up is cleared up the outside of colorimetric section 63 and is also provided with circulating water sleeve pipe 7; Also comprise heating rod sleeve pipe 8 and temperature sensor sleeve pipe 12; Described heating rod sleeve pipe 8 and temperature sensor sleeve pipe 12 are cleared up in color comparison tube 6 described in stretching into respectively from the opposite flank of described circulating water sleeve pipe 7.The interior heating rod that arranges of heating rod sleeve pipe 8 makes Specimen eliminating in order to join the sample in color comparison digestion tube 6 and to clear up with solvent.In temperature sensor sleeve pipe 12, be provided with temperature sensor, in order to measure the temperature that is heated the sample of clearing up.
The described color comparison tube 6 of clearing up is integrated pipe.
Described condensation segment 61 is ball condenser 4 or spirality water condenser.
The tube wall of described heat exchange segment 62 is provided with burr glass 5.
Described top of clearing up color comparison tube 6 is provided with exhausr port 1, and its bottom is provided with reagent and imports and exports 10.
Described heating rod sleeve pipe 8 and temperature sensor sleeve pipe 12 are to clear up color comparison tube 6 interior arranged in a crossed manner.
Described cooling jacket 3 is provided with chilled water inlet 2; Described circulating water sleeve pipe 7 is provided with cooling water inlet 9 and coolant outlet 11.
The described color comparison tube 6 of clearing up is fixedly arranged in a fixed frame 13.
Condensation segment 61 and the heat exchange segment 62 of on described fixed frame 13, described in correspondence, clearing up color comparison tube 6 are respectively equipped with cooling fan mounting hole 14.
On the both sides of described fixed frame 13, the corresponding colorimetric section 63 of clearing up of clearing up color comparison tube 6 is provided with than color light source fixed orifice 15 and optical receiver fixed orifice 16; Describedly than color light source fixed orifice 15 and optical receiver fixed orifice 16, on fixed frame 13, be symmetrical arranged.
During on-line monitoring, sample quantitatively and the various sample of clearing up are imported and exported 11 with reagent from the below reagent of this device and are sequentially added into, exhausr port 1 is the top outlet of ball condenser 4, and spirality condenser can substitute ball condenser in other embodiments.The volume of the solution after adding is no more than the volume of clearing up colorimetric section 63 places of clearing up color comparison tube 6.
After solution adds, the heating rod (not shown) heated solution in connection heating rod sleeve pipe 8 is to design temperature; Connect the water of circulating water sleeve pipe 7 simultaneously, its recirculated cooling water is entered from cooling water inlet 9, from coolant outlet 11, flow out.And the time delay stipulated time (being generally the digestion time of sample).
Until after the delay time of regulation, stop heating and connecting the water source of circulating water sleeve pipe 7, make its circulation certain hour, after being cooled to room temperature, solution closes the current of ball condenser 4 and the current of circulating water sleeve pipe 7.By after solution left standstill certain hour, colorimetric measurement.
Last solution is imported and exported 10 from the reagent of the below of this device and is discharged solution, and with cleanings such as distilled water.
This device is fixed on one up and down in vertical fixing rectangular metal fixed frame 13, described top and bottom of clearing up color comparison tube 6 are fixed and are sealed with fixed frame 13 through upper set bolt 17 and lower set bolt 18 respectively and tighten up, guarantee that solution adds fashionable, sealing place is without leakage.The light source that colorimetric measurement is used be fixed on metal fixed frame 13 1 sides than color light source fixed orifice 15 places, the opposite side of its fixed frame 13 is optical receiver fixed orifice 16, light receiving element is fixed in described fixed orifice.During assembling, adjust the position of upper set bolt 17 and lower set bolt 18, guarantee light through clearing up color comparison tube 6 clear up colorimetric section 63 place time temp probe and well heater overcoat unobstructed to it.
Above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (10)
- Monitoring water quality on line clear up a colorimetric device, it is characterized in that: comprise and clear up color comparison tube (6); Described clearing up being divided into condensation segment (61), heat exchange segment (62) from top to bottom and clearing up colorimetric section (63) of color comparison tube (6); Described condensation segment (61) outer rim of clearing up color comparison tube (6) is provided with cooling jacket (3); The described color comparison tube (6) of clearing up is cleared up the outside of colorimetric section (63) and is also provided with circulating water sleeve pipe (7); Also comprise heating rod sleeve pipe (8) and temperature sensor sleeve pipe (12); Described heating rod sleeve pipe (8) and temperature sensor sleeve pipe (12) are cleared up in color comparison tube (6) described in stretching into respectively from the opposite flank of described circulating water sleeve pipe (7).
- Monitoring water quality on line according to claim 1 clear up colorimetric device, it is characterized in that: described in clear up color comparison tube (6) and be integrated pipe.
- Monitoring water quality on line according to claim 1 clear up colorimetric device, it is characterized in that: described condensation segment (61) is ball condenser or spirality water condenser.
- Monitoring water quality on line according to claim 1 clear up colorimetric device, it is characterized in that: the tube wall of described heat exchange segment (62) is provided with burr glass (5).
- Monitoring water quality on line according to claim 1 clear up colorimetric device, it is characterized in that: described in clear up color comparison tube (6) top be provided with exhausr port (1), its bottom is provided with reagent and imports and exports (10).
- Monitoring water quality on line according to claim 1 clear up colorimetric device, it is characterized in that: described heating rod sleeve pipe (8) and temperature sensor sleeve pipe (12) are arranged in a crossed manner in clearing up color comparison tube (6).
- Monitoring water quality on line according to claim 1 clear up colorimetric device, it is characterized in that: described cooling jacket (3) is provided with chilled water inlet (2); Described circulating water sleeve pipe (7) is provided with cooling water inlet (9) and coolant outlet (11).
- Monitoring water quality on line according to claim 1 clear up colorimetric device, it is characterized in that: described in clear up color comparison tube (6) and be fixedly arranged in a fixed frame (13).
- Monitoring water quality on line according to claim 8 clear up colorimetric device, it is characterized in that: condensation segment (61) and the heat exchange segment (62) of described in the upper correspondence of described fixed frame (13), clearing up color comparison tube (6) are respectively equipped with cooling fan mounting hole (14).
- Monitoring water quality on line according to claim 8 clear up colorimetric device, it is characterized in that: the colorimetric section (63) of clearing up that on the both sides of described fixed frame (13), correspondence is cleared up color comparison tube (6) is provided with than color light source fixed orifice (15) and optical receiver fixed orifice (16); Describedly than color light source fixed orifice (15) and optical receiver fixed orifice (16), on fixed frame (13), be symmetrical arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320622601.7U CN203502339U (en) | 2013-10-10 | 2013-10-10 | Digestion colorimetric device for monitoring water quality on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320622601.7U CN203502339U (en) | 2013-10-10 | 2013-10-10 | Digestion colorimetric device for monitoring water quality on line |
Publications (1)
| Publication Number | Publication Date |
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| CN203502339U true CN203502339U (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320622601.7U Expired - Fee Related CN203502339U (en) | 2013-10-10 | 2013-10-10 | Digestion colorimetric device for monitoring water quality on line |
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| CN (1) | CN203502339U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300900A (en) * | 2015-09-30 | 2016-02-03 | 王竞 | Liquid analysis method and device of spectrophotometry test with digestion |
| CN105403513A (en) * | 2015-12-30 | 2016-03-16 | 深圳市绿恩环保技术有限公司 | On-line detection apparatus for iron in water |
| CN105466856A (en) * | 2015-12-30 | 2016-04-06 | 深圳市绿恩环保技术有限公司 | Water-quality aniline on-line detecting device and aniline detecting system |
| CN105651769A (en) * | 2015-12-30 | 2016-06-08 | 深圳市绿恩环保技术有限公司 | Total zinc on-line detection device and total zinc detection system |
| CN106053202A (en) * | 2016-06-12 | 2016-10-26 | 山东思睿环境设备科技有限公司 | High-temperature and high-pressure digestion and colorimetry device |
| CN107132109A (en) * | 2017-07-13 | 2017-09-05 | 四川久环环境技术有限责任公司 | Sealed microwave digestion colorimetric integrated apparatus |
| CN109444132A (en) * | 2018-12-25 | 2019-03-08 | 广州市怡文环境科技股份有限公司 | A kind of resolution colorimetric device and equipment |
| CN110174379A (en) * | 2019-06-19 | 2019-08-27 | 江苏德高物联技术有限公司 | A kind of multi-parameter water quality monitoring device and method |
| CN110631993A (en) * | 2019-10-22 | 2019-12-31 | 上海迪尚电子科技有限公司 | On-line colorimetric sensor |
| CN115420733A (en) * | 2022-08-15 | 2022-12-02 | 武汉新烽光电股份有限公司 | Portable COD monitoring devices |
-
2013
- 2013-10-10 CN CN201320622601.7U patent/CN203502339U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300900A (en) * | 2015-09-30 | 2016-02-03 | 王竞 | Liquid analysis method and device of spectrophotometry test with digestion |
| CN105403513A (en) * | 2015-12-30 | 2016-03-16 | 深圳市绿恩环保技术有限公司 | On-line detection apparatus for iron in water |
| CN105466856A (en) * | 2015-12-30 | 2016-04-06 | 深圳市绿恩环保技术有限公司 | Water-quality aniline on-line detecting device and aniline detecting system |
| CN105651769A (en) * | 2015-12-30 | 2016-06-08 | 深圳市绿恩环保技术有限公司 | Total zinc on-line detection device and total zinc detection system |
| CN106053202A (en) * | 2016-06-12 | 2016-10-26 | 山东思睿环境设备科技有限公司 | High-temperature and high-pressure digestion and colorimetry device |
| CN107132109A (en) * | 2017-07-13 | 2017-09-05 | 四川久环环境技术有限责任公司 | Sealed microwave digestion colorimetric integrated apparatus |
| CN109444132A (en) * | 2018-12-25 | 2019-03-08 | 广州市怡文环境科技股份有限公司 | A kind of resolution colorimetric device and equipment |
| CN110174379A (en) * | 2019-06-19 | 2019-08-27 | 江苏德高物联技术有限公司 | A kind of multi-parameter water quality monitoring device and method |
| CN110631993A (en) * | 2019-10-22 | 2019-12-31 | 上海迪尚电子科技有限公司 | On-line colorimetric sensor |
| CN115420733A (en) * | 2022-08-15 | 2022-12-02 | 武汉新烽光电股份有限公司 | Portable COD monitoring devices |
| CN115420733B (en) * | 2022-08-15 | 2023-04-21 | 武汉新烽光电股份有限公司 | Portable COD monitoring device |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20151010 |
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| EXPY | Termination of patent right or utility model |