CN2421650Y - Fast dynamic distributing device for permeable pipe - Google Patents
Fast dynamic distributing device for permeable pipe Download PDFInfo
- Publication number
- CN2421650Y CN2421650Y CN00214154.XU CN00214154U CN2421650Y CN 2421650 Y CN2421650 Y CN 2421650Y CN 00214154 U CN00214154 U CN 00214154U CN 2421650 Y CN2421650 Y CN 2421650Y
- Authority
- CN
- China
- Prior art keywords
- constant temperature
- quick
- osmos tube
- temperature
- distributing device
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a fast dynamic distributing device for permeable pipes. The fast dynamic distributing device for permeable pipes comprises a homoiothermic heating device and a temperature control device, wherein, the homoiothermic heating device is a hollow cylindrical structure, one end of which is sealed; the open end of the fast dynamic distributing device for permeable pipes is provided with a quick joint; the end walls are staggered forwards and backwards and provided with air inlet holes and air outlet holes; a quick plug is inserted in the quick joint; the axial direction of the quick plug is processed with a plug hole; a joint wall vertical to the inner end of the plug hole is provided with air outlet holes which correspond to the air outlet holes of the end wall of the quick joint; the homoiothermic heating device is controlled by the temperature controller connected through conducting wires. The utility model solves the problems of difficult gas distribution and low accuracy of low-density standard gas, shortens the time of gas distribution and improves the work efficiency.
Description
The utility model belongs under the room temperature of chemical analysis and field tests for the standard gas device for formulating of liquid organic compound, specifically is the quick dynamic air-distributing device of a kind of osmos tube.
In gas chromatographic analysis, standard gas is qualitative and quantitative benchmark, accuracy and the degree of accuracy that it can also the check analysis method simultaneously, the sensitivity of tester equipment and detectability, performance and the post of investigating chromatographic column are imitated, determine storage life, stability and the sampling efficiency of sample, the working sample concentration and the pretreated recovery, and the evaluation of tester's analytical technology level etc.
The air distributing method of standard gas can be divided into two classes at present: a class is static distribution method, comprising high pressure distribution, atmospheric gas distribution and negative pressure distribution, these class methods are all adopted in general laboratory now, but this method has existed the accuracy of configuration low concentration standard gas relatively poor, and reappearance is very poor; Another kind of chamber dynamic air-distributing method, osmosis, diffusion method, exponential dilution method are arranged, dynamic method can be continuous the standard gas of a large amount of steady concentrations of preparation, also can make the hybrid standard gas of multiple gases simultaneously, but because present dynamic air-distributing all needs complicated support equipment, and inconvenient operation, so its usable range is subjected to limiting significantly.
It is a kind of simple and compact for structure that the purpose of this utility model is to provide, and volume is little, is convenient to operation, is convenient to transmit, and effectively shortens the distribution time, increases work efficiency accuracy height, the quick dynamic air-distributing device of the osmos tube that can repeat to realize.
The utility model is achieved through the following technical solutions:
It is the quick dynamic air-distributing device of a kind of osmos tube, comprise constant temperature heating device and temperature control equipment, it is characterized in that constant temperature heating device is the hollow cylindrical structure of end sealing, openend is rapid-acting coupling, end wall is staggered front to back and is processed with into and out of pore, grafting quick plug in the rapid-acting coupling, quick plug axially be processed with jack, the joint wall of vertical jack the inner processes pore, this venthole is corresponding with the venthole of rapid-acting coupling end wall, and constant temperature heating device connects temperature controller control by lead.
Described constant temperature heating device comprises constant temperature enclosure, heating wire, temperature sensor, temperature controller, constant temperature enclosure is sleeved in the housing, between constant temperature enclosure and the housing heating wire is installed, the terminal interior mounting temperature sensor of constant temperature enclosure, heating wire and temperature sensor all link to each other with temperature controller by lead.
Pegging graft in the jack of described quick plug with the osmos tube of sleeve pipe encapsulation, is liquid organic chemical reagent under the splendid attire room temperature in the osmos tube.
The both sides suit O RunddichtringO of described quick plug venthole.
The air admission hole of described constant temperature enclosure links to each other with the flow stabilizing valve of admission gear.
The utility model compared with prior art, because adopting the osmos tube of encapsulation is the dynamic air-distributing mode of source of the gas, be attached thereto temperature sensor and the heating wire that connects by temperature controller control, can realize accuracy control over temperature in the constant temperature enclosure, change the permeability of osmos tube by the temperature in the adjusting constant temperature enclosure, thereby reach the purpose of change standard gas concentration, the organic compound that oozes out is under the blowing of the sweep gas of the flow stabilizing valve control that the constant temperature heating device air admission hole links, blow out the standard gas of constant density continuously for measuring use along the osmos tube inner chamber of encapsulation and the gas outlet of constant temperature heating device, temperature controller is a prior art, can adopt the multiple type product of prior art, so have the following advantages:
1, simple and compact for structure, volume is little, is convenient to operation.
2, effectively shorten the distribution time, increase work efficiency, the accuracy height can repeat to realize.
Describe in further detail below in conjunction with accompanying drawing.
Fig. 1: the utility model embodiment mounting structure synoptic diagram.
Fig. 2: the quick connection-peg connected structure of the utility model embodiment synoptic diagram.
Fig. 3: the utility model embodiment osmos tube structural representation
Among the figure: 1 housing, 2 heating wire, 3 osmos tube sleeve pipes, 4 osmos tubes, 5 temperature sensors, 6 temperature controllers, 7O RunddichtringO, 8 rapid-acting couplings, 9 constant temperature heating device ventholes, 10 constant temperature heating device air admission holes, 11 constant temperature enclosures, 12 quick plug ventholes, 13 quick plugs, 14 flow stabilizing valves
As shown in Figure 1 and Figure 2, the quick dynamic air-distributing device of this osmos tube, comprise constant temperature heating device and temperature control equipment, constant temperature heating device 11 is the column construction of end sealing, hollow, and openend is rapid-acting coupling 8, end wall is staggered front to back and is processed with into and out of pore 10,9, grafting quick plugs 13 in the rapid-acting coupling 8, quick plug 13 axially be processed with jack, the joint wall of vertical jack the inner processes pore 12, this venthole 12 is corresponding with the venthole 9 of constant temperature enclosure
Described constant temperature heating device comprises constant temperature enclosure 11, heating wire 2, temperature sensor 5, temperature controller 6, constant temperature enclosure 11 is sleeved in the housing, heating wire 2 is installed between constant temperature enclosure 11 and the housing, the terminal interior mounting temperature sensor 5 of constant temperature enclosure 11, heating wire 2 and temperature sensor 5 all link to each other with temperature controller 6 by lead.
Plug-in mounting is with the osmos tube 4 of sleeve pipe encapsulation in the jack of described quick plug 13, holds in the osmos tube 4 to be liquid organic chemical reagent under the room temperature.
Grafting quick plug 13 in the jack of described rapid-acting coupling 8.
The both sides suit O RunddichtringO 7 of described quick connection-peg venthole.
In use as shown in Figure 1, air admission hole on the constant temperature heating device 10 is connected with flow stabilizing valve 14, so that the constant flow of flow stabilizing valve control purge gas, be inserted in the jack of quick plug 13 after osmos tube sleeve pipe 3 two ends are opened, and quick plug 13 is inserted in the rapid-acting coupling 8, start-up temperature controller 6 is given heating wire 2 and temperature sensor 5 energisings, and pass through temperature sensor 5 and in time give temperature controller 6 Temperature Feedback in the constant temperature enclosure 11, make the accurately temperature of control constant temperature heating device of temperature controller 6, the permeability of osmos tube 4 is constant and stable gradually with temperature in the constant temperature enclosure 11, under the blowing of the sweep gas of the constant rate that air admission hole 10 links, the gaseous sample that penetrates blows out from the venthole on the quick connection-peg along the inner chamber of the osmos tube 3 of encapsulation, venthole 9 because of the corresponding constant temperature heating device of this venthole, so in venthole 9, get final product the continuous standard gas that blows out constant density for measurement, the venthole both sides suit O RunddichtringO 7 of quick plug 13, guaranteed the sealing of system, osmos tube 4 two ends can encapsulate with steel ball, also available other modes seal, can be by regulating the permeability of the temperature change osmos tube 4 in the constant temperature heating device constant temperature enclosure 11, thereby reach the purpose of adjustment standard gas concentration, because of the permeability of reagent in the osmos tube 4 only is subjected to constant temperature enclosure 111 Temperature Influence under the constant situation of the pipe thickness of organic chemical reagent and osmos tube, and be not subjected to the influence of external environment condition, so can be widely used in the Plain, area under plateau or other environment, and it is very easy to use, safety, industrialization also is convenient in the processing of osmos tube 4, standardization, be fit to large-area popularization, use, flow stabilizing valve, the mounting means and the temperature controller of constant temperature heating device are prior art, and temperature controller can adopt the existing product of PID version.
Claims (5)
1, the quick dynamic air-distributing device of a kind of osmos tube, comprise constant temperature heating device and temperature control equipment, it is characterized in that constant temperature heating device is the hollow cylindrical structure of end sealing, openend is rapid-acting coupling, end wall is staggered front to back and is processed with into and out of pore, grafting quick plug in the rapid-acting coupling, quick plug axially be processed with jack, the joint wall of vertical jack the inner processes pore, this venthole is corresponding with the venthole of rapid-acting coupling end wall, and constant temperature heating device connects temperature controller control by lead.
2, the quick dynamic air-distributing device of osmos tube according to claim 1, it is characterized in that constant temperature heating device comprises constant temperature enclosure, heating wire, temperature sensor, temperature controller, constant temperature enclosure is sleeved in the housing, between constant temperature enclosure and the housing heating wire is installed, the terminal interior mounting temperature sensor of constant temperature enclosure, heating wire and temperature sensor all link to each other with temperature controller by lead.
3, the quick dynamic air-distributing device of osmos tube according to claim 1 is characterized in that the osmos tube of the interior grafting of jack of quick plug with the sleeve pipe encapsulation, is liquid organic chemical reagent under the splendid attire room temperature in the osmos tube.
4, the quick dynamic air-distributing device of osmos tube according to claim 1 is characterized in that the both sides suit O RunddichtringO of quick plug venthole.
5, the quick dynamic air-distributing device of osmos tube according to claim 1 is characterized in that the air admission hole of constant temperature enclosure links to each other with the flow stabilizing valve of admission gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00214154.XU CN2421650Y (en) | 2000-04-05 | 2000-04-05 | Fast dynamic distributing device for permeable pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00214154.XU CN2421650Y (en) | 2000-04-05 | 2000-04-05 | Fast dynamic distributing device for permeable pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2421650Y true CN2421650Y (en) | 2001-02-28 |
Family
ID=33580325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00214154.XU Expired - Fee Related CN2421650Y (en) | 2000-04-05 | 2000-04-05 | Fast dynamic distributing device for permeable pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2421650Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100422628C (en) * | 2006-07-28 | 2008-10-01 | 周玉成 | Dynamic distributing system for standard gas |
| CN101352660B (en) * | 2008-09-02 | 2010-06-02 | 浙江大学 | Device for formulating low concentration gas and formulating method |
| CN103674808A (en) * | 2013-12-17 | 2014-03-26 | 中国石油天然气集团公司 | Gas permeability testing device and testing method for full-size nonmetal tube |
| CN106582452A (en) * | 2016-12-05 | 2017-04-26 | 四川理工学院 | Low-concentration gas generation device |
| CN106645564A (en) * | 2016-10-13 | 2017-05-10 | 中国航空工业集团公司北京长城计量测试技术研究所 | Thermostat for permeation tube humidity generator |
| CN109550416A (en) * | 2018-12-15 | 2019-04-02 | 力合科技（湖南）股份有限公司 | Dynamic air-distributing and feeder |
-
2000
- 2000-04-05 CN CN00214154.XU patent/CN2421650Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100422628C (en) * | 2006-07-28 | 2008-10-01 | 周玉成 | Dynamic distributing system for standard gas |
| CN101352660B (en) * | 2008-09-02 | 2010-06-02 | 浙江大学 | Device for formulating low concentration gas and formulating method |
| CN103674808A (en) * | 2013-12-17 | 2014-03-26 | 中国石油天然气集团公司 | Gas permeability testing device and testing method for full-size nonmetal tube |
| CN106645564A (en) * | 2016-10-13 | 2017-05-10 | 中国航空工业集团公司北京长城计量测试技术研究所 | Thermostat for permeation tube humidity generator |
| CN106582452A (en) * | 2016-12-05 | 2017-04-26 | 四川理工学院 | Low-concentration gas generation device |
| CN106582452B (en) * | 2016-12-05 | 2019-04-09 | 四川理工学院 | Light concentration gas generating device |
| CN109550416A (en) * | 2018-12-15 | 2019-04-02 | 力合科技（湖南）股份有限公司 | Dynamic air-distributing and feeder |
| CN109550416B (en) * | 2018-12-15 | 2021-09-10 | 力合科技（湖南）股份有限公司 | Dynamic gas distribution and supply device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108918602A (en) | A kind of semiconductor gas sensor Performance Test System and test method | |
| CN102466636A (en) | Device for detecting marine volatile sulfur compounds with ultraviolet fluorescence method and manufacture method of device | |
| CN2421650Y (en) | Fast dynamic distributing device for permeable pipe | |
| CN109655317B (en) | Motor vehicle tail gas vehicle-mounted test platform based on dynamic dilution method and sampling method | |
| CN102288455A (en) | Integrated adsorbing pipe for benzene and total volatile organic compounds in indoor air and detecting method thereof | |
| CN101701930A (en) | Fast measurement method for exhaust gas components and concentration and test instrument | |
| CN111751479B (en) | Gaseous and granular semi-volatile organic compound on-line enrichment system and method and application | |
| CN211627359U (en) | Detecting system for sulfur trioxide content in flue gas | |
| CN104445110B (en) | Nitrogen peroxide standard gas generating apparatus and method | |
| CN101221114B (en) | Fast measuring system and method for gas-gas and/or liquid-liquid dispersion coefficient | |
| CN101196457B (en) | Gas analyzer | |
| CN111458319B (en) | Device and method for online determination of ammonia nitrogen concentration in water body | |
| Boonjob et al. | On-line speciation analysis of inorganic arsenic in complex environmental aqueous samples by pervaporation sequential injection analysis | |
| CN202119742U (en) | Chemical oxygen demand (COD)/total organic carbon (TOC)/twisted nematic (TN) online automatic monitor using high temperature burning oxidation method | |
| CN105938139A (en) | Tail gas detection and absorption device for nitric acid production and installation method thereof | |
| CN205091251U (en) | High integrated CEMS normal position analysis appearance system | |
| CN211955222U (en) | COD (chemical oxygen demand) measuring device for high-chlorine water sample | |
| CN203521366U (en) | Homothermal dopant assembly device | |
| CN215218217U (en) | Smell component parallel sampling device | |
| CN111551677A (en) | System and method for monitoring VOCs in air through pre-enrichment and PID | |
| CN111044507A (en) | Method for measuring cyanide and hydrogen cyanide in workplace | |
| CN219203092U (en) | Multipath sample injection system suitable for process mass spectrometer | |
| CN220982819U (en) | Sample collection device for soil atmosphere mercury isotope analysis | |
| CN205229082U (en) | A supplementary humidification device for cold mirrors dew point hygrometer | |
| CN111569688B (en) | Wide-range standard poison gas generator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |