CN203658106U - Sealing type sampling device for extracting methyl trichlorosilane - Google Patents
Sealing type sampling device for extracting methyl trichlorosilane Download PDFInfo
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- CN203658106U CN203658106U CN201420030633.2U CN201420030633U CN203658106U CN 203658106 U CN203658106 U CN 203658106U CN 201420030633 U CN201420030633 U CN 201420030633U CN 203658106 U CN203658106 U CN 203658106U
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Abstract
The utility model discloses a sealing type sampling device for extracting methyl trichlorosilane. The device comprises a collecting bottle and a sampling bottle, wherein the collecting bottle is internally provided with a liquid suction pipeline, and the other end of the liquid suction pipeline is connected with sampling pipelines; the sampling pipelines comprise a first sampling pipeline and a second sampling pipeline; the first sampling pipeline is connected with the liquid suction pipeline; a first three-way electromagnetic valve is arranged at the connector part between the first sampling pipeline and the liquid suction pipeline; a drying chamber is arranged in the first sampling pipeline; a second three-way electromagnetic valve is arranged between the first sampling pipeline and the second sampling pipeline and is connected with a nitrogen pump; the second sampling pipeline is provided with a liquid suction pump, and the other end of the second sampling pipeline is connected with the sampling bottle; the upper end of the sampling bottle is provided with a first control valve, and the lower end of the sampling bottle is provided with a second control valve; the lower end of the first control valve and the upper end of the second control valve are respectively provided with a filtering chamber. Therefore, the sealing type sampling device has the characteristics of being high in sampling speed, high in sample accuracy and convenient to operate.
Description
Technical field
The utility model relates to a kind of Trichloromethyl silane enclosure-type sampler that extracts.
Background technology
Trichloromethyl silane is a kind of colourless transparent liquid, and it is reacted and make under approximately 300 ℃ and copper catalyst exist by silica flour and chloromethanes.Highly volatile at normal temperatures, meets water and easily generates hydrochloric acid and white powder material.Heating is easily decomposed.It,, for as various surface conditioning agents, is also to produce various organo-silicon compound, the primary raw material of water-proofing agent, fume colloidal silica, methyl silicon resin and polysiloxane.
In actual use procedure, adopt tank car direct sample, because Trichloromethyl silane is met airborne hydrone and just can be generated a large amount of hydrogen chloride smog by immediate response, cannot fully replace, after sampling, sample representativeness is not strong, result of use is poor, and the hydrogen chloride smog producing in sampling process is large to human injury, and equipment is also had to certain corrosion injury.
Summary of the invention
This practicality object is to provide a kind of Trichloromethyl silane enclosure-type sampler that extracts, use enclosure-type sampler instead, before sampling, first adopt nitrogen pump to carry out air-discharging processing to sampler, under the effect of mateiral pump, complete sampling operation, coordinate hothouse further dry to air that may be residual simultaneously.Avoid hydrogen chloride smog to produce, eliminated the damage of hydrogen chloride smog to human body and equipment, sampled respond well.
In order to solve the problems of the technologies described above, adopt following technical scheme:
A kind of Trichloromethyl silane enclosure-type sampler that extracts, comprise receiving flask, sampling jar and three-way solenoid valve, three-way solenoid valve comprises the first three-way solenoid valve and the second three-way solenoid valve, in receiving flask, be provided with imbibition pipeline, between receiving flask and sampling jar, be connected with sampling line, imbibition pipeline one end is positioned at receiving flask, the imbibition pipeline other end connects sampling line, it is characterized in that: sampling line comprises the first sampling line and the second sampling line, the first sampling line connects imbibition pipeline, the first sampling line and imbibition pipeline interface are provided with the first three-way solenoid valve, in the first sampling line, be provided with dry chamber, between the first sampling line and the second sampling line, be provided with the second three-way solenoid valve, the second three-way solenoid valve is connected with nitrogen pump, the second sampling line is provided with drawing liquid pump, the second sampling line other end connects sampling jar, sampling jar upper end is provided with the first by-pass valve control, the second sampling line is connected with the first by-pass valve control, sampling jar lower end is provided with the second by-pass valve control, the first by-pass valve control lower end and the second by-pass valve control upper end are equipped with filtering chamber.Introduce electromagnetic valve structure, can control flexibly each pipeline, realize a series of course of work, easy to operate.Nitrogen pump can supply nitrogen, realizes the effect of discharging air, avoids airborne moisture to react with Trichloromethyl silane, is the premise of enclosure-type sampling, contributes to significantly to promote the purity of the Trichloromethyl silane taking out; Meanwhile, sample can the scavenging pipeline remaining sample of rear nitrogen, reached the effect of detergent line.Drawing liquid pump is the power source of sampling, facilitates sampling process, improves sampling work efficiency.Described sampling jar adopts electrically operated valve sealing, and sealing effectiveness is good, controls dirigibility strong.Filtering chamber can be absorbed with issuable hydrogen chloride smog, further avoids hydrogen chloride smog injury human body, damage equipment, extension device serviceable life.
Further, the first three-way solenoid valve includes the first valve port, the second valve port and the 3rd valve port, the first valve port is connected with imbibition pipeline, the second valve port is connected with the first sampling line, the 3rd valve port connects air, the unlatching of first three-way solenoid valve control the first valve port, the second valve port and the 3rd valve port or close.Can control flexibly the first sampling line and imbibition pipeline, to complete the different courses of work, the 3rd valve port connects air, can be used as the passage of discharging air.
Further, dry chamber both sides are provided with mesh bag, and the spacing dry chamber of mesh bag, is placed with lime block in hothouse.It is indoor that mesh bag not only can be fixed on drying chamber by lime block, do not affect again Trichloromethyl silane and circulate in the first sampling line.
Further, the second three-way solenoid valve includes the 4th valve port, the 5th valve port and the 6th valve port, the 4th valve port connects the first sampling line, the 5th valve port connects the second sampling line, the 6th valve port connects nitrogen pump, the unlatching of the second three-way solenoid valve control the 4th valve port, the 5th valve port and the 6th valve port or close.Can control flexibly the first sampling line, nitrogen pump and the second sampling line, to complete the different courses of work.
Further, filtering chamber is provided with mesh bag, and the spacing filtering chamber of mesh bag, is placed with adsorbent in filtering chamber.It is indoor that mesh bag not only can be fixed on drying chamber by adsorbent, do not affect again Trichloromethyl silane and enter in sampling jar.
Further, the second by-pass valve control is connected with test pipeline, and the test pipeline other end is connected with air-leakage detector.Can detect the impermeability of each pipeline, guarantee that enclosure-type sampler can efficient sampling.
Further, test pipeline is provided with rubber interface.Rubber interface has good elasticity, remarkable with the matching effect of other interfaces, and assurance device sealing is good.
Further, air-leakage detector is provided with the aciculiform mouth of pipe, and rubber interface and the aciculiform mouth of pipe match.Realize rubber interface and effective easy connection of the aciculiform mouth of pipe.
Further, the mouth of pipe place of sampling line and imbibition pipeline is equipped with screw thread, increases the absorption affinity at mouth of pipe place.
Further, in the valve port of three-way solenoid valve, be equipped with thread groove, thread groove and screw thread match.Achieve a fixed connection, guarantee that impermeability is good.
Owing to adopting technique scheme, obtain following beneficial effect:
The utility model is by adopting the sampler of enclosure-type, avoid Trichloromethyl silane to contact with air and produce hydrogen chloride smog, eliminate the damage of hydrogen chloride smog to human body and equipment, the Trichloromethyl silane purity of taking-up is high, mass loss is little, and sampling effect is remarkable.Introduce electromagnetic valve structure, can control flexibly each pipeline, realize a series of course of work, easy to operate.Nitrogen pump can supply nitrogen, realizes the effect of discharging air, avoids airborne moisture to react with Trichloromethyl silane, is the premise of enclosure-type sampling, and contributes to significantly to promote the purity of the Trichloromethyl silane taking out; Meanwhile, sample can the scavenging pipeline remaining sample of rear nitrogen, reached the effect of detergent line.Drawing liquid pump is the power source of sampling, facilitates sampling process, improves sampling work efficiency.Described sampling jar adopts electrically operated valve sealing, and sealing effectiveness is good, controls dirigibility strong.Filtering chamber can be absorbed with issuable hydrogen chloride smog, further avoids hydrogen chloride smog injury human body, damage equipment, extension device serviceable life.Therefore, the utlity model has sample rate fast, sample precision is high, easy to operate, the rational feature of each structure matching.
Accompanying drawing explanation
Be described further below in conjunction with accompanying drawing:
Fig. 1 is a kind of structural representation that extracts Trichloromethyl silane enclosure-type sampler of the utility model;
Fig. 2 is the structural representation of a kind of the first three-way solenoid valve that extracts Trichloromethyl silane enclosure-type sampler of the utility model;
Fig. 3 is the structural representation of a kind of the second three-way solenoid valve that extracts Trichloromethyl silane enclosure-type sampler of the utility model;
Fig. 4 is the connection diagram at the I place of Fig. 1;
Fig. 5 is the connection diagram at the II place of Fig. 1.
Embodiment
As shown in Figures 1 to 5: a kind of Trichloromethyl silane enclosure-type sampler that extracts, comprise receiving flask 1 and sampling jar 8, in receiving flask 1, be provided with imbibition pipeline 11, imbibition pipeline 11 one end are positioned at receiving flask 1, and with receiving flask 1 bottom surface gap in 5cm.Three-way solenoid valve comprises the first three-way solenoid valve 31 and the second three-way solenoid valve 32, imbibition pipeline 11 other ends are connected with the first three-way solenoid valve 31, the first three-way solenoid valve 31 includes the first valve port 311, the second valve port 312 and the 3rd valve port 313, the first three-way solenoid valve 31 is controlled the unlatching of the first valve port 311, the second valve port 312 and the 3rd valve port 313 or is closed, the first valve port 311 is connected with imbibition pipeline 11, the second valve port 312 is connected with the first sampling line 6, and the 3rd valve port 313 connects air.The first three-way solenoid valve 31 can be controlled the first sampling line 6 and imbibition pipeline 11 flexibly, and to complete the different courses of work, the 3rd valve port 313 connects air, can be used as the passage of discharging air.In the first sampling line 6, be provided with dry chamber 61, dry chamber 61 internal memories are placed with lime block, and lime block has the effect that absorbs moisture; Dry chamber 61 adopts the spacing lime block of mesh bag 611, and mesh bag 611 not only can be fixed on lime block in dry chamber 61, does not affect again Trichloromethyl silane in the interior circulation of the first sampling line 6.First sampling line 6 other ends are connected with the second three-way solenoid valve 32, the second three-way solenoid valve 32 includes the 4th valve port 321, the 5th valve port 322 and the 6th valve port 323, the second three-way solenoid valve 32 is controlled the unlatching of the 4th valve port 321, the 5th valve port 322 and the 6th valve port 323 or is closed, the 4th valve port 321 connects the first sampling line 6, the 5th valve port 322 connects the second sampling line 7, the 6th valve port 323 connects nitrogen pump 4, can control flexibly the first sampling line 6, nitrogen pump 4 and the second sampling line 7, to complete the different courses of work; Nitrogen pump 4 can supply nitrogen, realizes the effect of discharging air, and avoid airborne moisture to react with Trichloromethyl silane and generate hydrogen chloride smog, be the premise of enclosure-type sampling.
The second sampling line 7 is provided with drawing liquid pump 5, and drawing liquid pump 5 is power sources of sampling, facilitates sampling process, improves sampling work efficiency.Second sampling line 7 other ends connect sampling jar 8, sampling jar 8 upper ends are provided with the first by-pass valve control 82, the second sampling line 7 is connected with the first by-pass valve control 82, whether the first by-pass valve control 82 is controlled the second sampling line 7 and can be communicated with it, sampling jar 8 lower ends are provided with the second by-pass valve control 83, the first by-pass valve control 82 lower ends and the second by-pass valve control 83 upper ends are equipped with filtering chamber 81.Filtering chamber 81 is provided with mesh bag 611, and the spacing filtering chamber 81 of mesh bag 611, is placed with adsorbent in filtering chamber 81.When the moisture of failing to drain in device, Trichloromethyl silane and moisture react while generating hydrogen chloride smog, and the adsorbable hydrogen chloride smog of adsorbent in filtering chamber 81, further avoids hydrogen chloride smog injury human body, damage equipment, extension device serviceable life.The second by-pass valve control 83 is connected with test pipeline 10, and test pipeline 10 other ends are connected with air-leakage detector 9, and air-leakage detector 9 can detect the impermeability of each pipeline, guarantees that enclosure-type sampler impermeability is good.Test pipeline 10 is provided with rubber interface 101.Rubber interface 101 has good elasticity, remarkable with the matching effect of other interfaces, and assurance device sealing is good.Air-leakage detector 9 is provided with the aciculiform mouth of pipe 91, and rubber interface 101 matches with the aciculiform mouth of pipe 91, is connected with the aciculiform mouth of pipe 91 by rubber interface 101, realizes effective easy being connected on sampler of air-leakage detector 9.The mouth of pipe place of each sampling line and imbibition pipeline 11 is equipped with screw thread 12 simultaneously, can increase the absorption affinity at mouth of pipe place; In the valve port of three-way solenoid valve, be equipped with thread groove 13, thread groove 13 matches with screw thread 12, and the mutual matching by screw thread 12 with thread groove 13 realizes being fixedly connected with of valve port and the mouth of pipe, and assurance impermeability is good.
In actual use, first the sample of checkmating enters in receiving flask 1, then carry out air tightness test: close the 3rd valve port 313, the 6th valve port 323, open the first valve port 311, the second valve port 312, the 4th valve port 321, the 5th valve port 322 and test pipeline 10 is connected on air-leakage detector 9.Then open the 6th valve port 323 and air-leakage detector 9, the impermeability of pick-up unit, detect qualified after, start sampling.After air tightness test, start air-discharging: first close the first valve port 311, the 6th valve port 323 and the second by-pass valve control 83, open the second valve port 312, the 3rd valve port 313, the 4th valve port 321, the 5th valve port 322, the first by-pass valve control 82, then open the 6th valve port 323, by Bas Discharged in device, evacuation time is controlled at 5-6min.After treating air-discharging process, start sampling: first close the 3rd valve port 313, the 6th valve port 323 and the second by-pass valve control 83, open the first valve port 311, the second valve port 312, the 4th valve port 321, the 5th valve port 322, the first by-pass valve control 82, then open drawing liquid pump 5, Trichloromethyl silane, is controlled the working time of drawing liquid pump 5 and is controlled Trichloromethyl silane withdrawal amount to sampling jar 8 through each Pipeline transport.After using, find to the utlity model has sample rate fast, sample precision is high, easy to operate, the rational feature of each structure matching.
These are only specific embodiment of the utility model, but technical characterictic of the present utility model is not limited to this.Anyly for solving essentially identical technical matters, realize essentially identical technique effect take the utility model as basis, done ground simple change, be equal to and replace or modification etc., be all covered by among protection domain of the present utility model.
Claims (10)
1. one kind is extracted Trichloromethyl silane enclosure-type sampler, comprise receiving flask, sampling jar and three-way solenoid valve, described three-way solenoid valve comprises the first three-way solenoid valve and the second three-way solenoid valve, in described receiving flask, be provided with imbibition pipeline, between described receiving flask and described sampling jar, be connected with sampling line, described imbibition pipeline one end is positioned at described receiving flask, the described imbibition pipeline other end connects described sampling line, it is characterized in that: described sampling line comprises the first sampling line and the second sampling line, described the first sampling line connects described imbibition pipeline, described the first sampling line and described imbibition pipeline interface are provided with described the first three-way solenoid valve, in described the first sampling line, be provided with dry chamber, between described the first sampling line and described the second sampling line, be provided with described the second three-way solenoid valve, described the second three-way solenoid valve is connected with nitrogen pump, described the second sampling line is provided with drawing liquid pump, the described second sampling line other end connects described sampling jar, described sampling jar upper end is provided with the first by-pass valve control, described the second sampling line is connected with described the first by-pass valve control, described sampling jar lower end is provided with the second by-pass valve control, described the first by-pass valve control lower end and described the second by-pass valve control upper end are equipped with filtering chamber.
2. one extracts Trichloromethyl silane enclosure-type sampler according to claim 1, it is characterized in that: described the first three-way solenoid valve includes the first valve port, the second valve port and the 3rd valve port, described the first valve port is connected with described imbibition pipeline, described the second valve port is connected with described the first sampling line, described the 3rd valve port connects air, the unlatching of the first valve port, described the second valve port and described the 3rd valve port or close described in described the first three-way solenoid valve control.
3. one extracts Trichloromethyl silane enclosure-type sampler according to claim 1, it is characterized in that: described dry chamber both sides are provided with mesh bag, and the spacing described dry chamber of described mesh bag, is placed with lime block in described hothouse.
4. one extracts Trichloromethyl silane enclosure-type sampler according to claim 1, it is characterized in that: described the second three-way solenoid valve includes the 4th valve port, the 5th valve port and the 6th valve port, described the 4th valve port connects described the first sampling line, described the 5th valve port connects described the second sampling line, described the 6th valve port connects described nitrogen pump, the unlatching of the 4th valve port, described the 5th valve port and described the 6th valve port or close described in described the second three-way solenoid valve control.
5. one extracts Trichloromethyl silane enclosure-type sampler according to claim 3, it is characterized in that: described filtering chamber is provided with described mesh bag, and the spacing described filtering chamber of described mesh bag, is placed with adsorbent in described filtering chamber.
6. one extracts Trichloromethyl silane enclosure-type sampler according to claim 1, it is characterized in that: described the second by-pass valve control is connected with test pipeline, and the described test pipeline other end is connected with air-leakage detector.
7. one extracts Trichloromethyl silane enclosure-type sampler according to claim 6, it is characterized in that: described test pipeline is provided with rubber interface.
8. one extracts Trichloromethyl silane enclosure-type sampler according to claim 7, it is characterized in that: described air-leakage detector is provided with the aciculiform mouth of pipe, and described rubber interface and the described aciculiform mouth of pipe match.
9. one extracts Trichloromethyl silane enclosure-type sampler according to claim 1, it is characterized in that: the mouth of pipe place of described sampling line and described imbibition pipeline is equipped with screw thread.
10. one extracts Trichloromethyl silane enclosure-type sampler according to claim 1, it is characterized in that: in the valve port of described three-way solenoid valve, be equipped with thread groove, described thread groove and described screw thread match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420030633.2U CN203658106U (en) | 2014-01-17 | 2014-01-17 | Sealing type sampling device for extracting methyl trichlorosilane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420030633.2U CN203658106U (en) | 2014-01-17 | 2014-01-17 | Sealing type sampling device for extracting methyl trichlorosilane |
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| CN203658106U true CN203658106U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420030633.2U Expired - Fee Related CN203658106U (en) | 2014-01-17 | 2014-01-17 | Sealing type sampling device for extracting methyl trichlorosilane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241688A (en) * | 2015-10-21 | 2016-01-13 | 核工业北京化工冶金研究院 | Water sample collecting system and method for surface water and spring water |
-
2014
- 2014-01-17 CN CN201420030633.2U patent/CN203658106U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241688A (en) * | 2015-10-21 | 2016-01-13 | 核工业北京化工冶金研究院 | Water sample collecting system and method for surface water and spring water |
| CN105241688B (en) * | 2015-10-21 | 2018-02-23 | 核工业北京化工冶金研究院 | For surface water and the water sampling system and water sampling method of spring |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20180117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |