CN202351087U - Constant-temperature closed sampler of inflammable and explosive toxic media - Google Patents
Constant-temperature closed sampler of inflammable and explosive toxic media Download PDFInfo
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- CN202351087U CN202351087U CN201120519585XU CN201120519585U CN202351087U CN 202351087 U CN202351087 U CN 202351087U CN 201120519585X U CN201120519585X U CN 201120519585XU CN 201120519585 U CN201120519585 U CN 201120519585U CN 202351087 U CN202351087 U CN 202351087U
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Abstract
The utility model relates to a sampling system of a petrochemical industry, in particular to a constant-temperature closed sampler of inflammable and explosive toxic media. Two ends of a sampling medium pipeline are respectively provided with a sampling material feeding root valve and a sampling material returning root valve. The constant-temperature closed sampler of the inflammable and explosive toxic media is characterized in that: the sampling material feeding root valve and a material feeding valve of a sampling steel bottle are connected with sampling material feeding self-closed type sealing connectors; two sampling material feeding self-closed type sealing connectors are connected through a pipeline; the sampling material returning root valve and a material discharging valve of the sampling steel bottle are connected with sampling material returning self-closed type sealing connectors; and two sampling material returning self-closed type sealing connectors are connected through the pipeline. The constant-temperature closed sampler of the inflammable and explosive toxic media can simply and rapidly take samples, does not cause damages to a human body and further does not pollute the environment.
Description
Technical field
The utility model relates to a kind of petroleum chemical industry sampling thief, is specifically related to the constant-temperature enclosed sampling thief of a kind of inflammable, explosive, poisonous medium.
Background technology
During petrochemical enterprise was produced, high-temperature high-pressure medium, inflammable, explosive, poisonous medium were more, and the technological process medium analysis adopts airtight sampling system, to keep environmental protection and personal safety.But in present airtight sampling system; Installation and removal for the steel cylinder of taking a sample; Usually still need the medium behind the bypass valve be discharged through the mode of emptying or condensate drain on the spot, then being discharged in the facility such as vapor tight tank of having of liquid medium further handled, can cause certain pollution environment; Be unfavorable for the personnel's of taking a sample security protection simultaneously, do not meet the Safety Design requirement of safe production.
In addition; In the sample analysis process, tend to because environment temperature is low than operating temperature, cause sample and in the process in laboratory is sent in sampling back to, be cooled and produce condensation or crystallization; Perhaps the water in the sample media is condensed; It is soluble in water that part be prone to be dissolved medium, causes analyzing or assay office gets the result and actual material is formed difference to some extent, influences production run and control.Have in the actual production production operation brought certain degree of difficulty with judging indirectly or the strict sample analysis of analytic approach replacement.
The utility model content
Deficiency according to above prior art; The utility model technical matters to be solved provides the constant-temperature enclosed sampling thief of a kind of inflammable, explosive, poisonous medium; Can take a sample by simple and fast; And don't the person worked the mischief, environment is not polluted, and can keep temperature constant for being prone to coagulate the medium that is prone to crystallization.
The constant-temperature enclosed sampling thief of the described a kind of inflammable, explosive, poisonous medium of the utility model; Be included in the sampling medium pipe ends and be separately installed with sampling charging root valve and sampling feed back root valve; Sampling charging root valve all is connected with sampling charging self-closing sealing adaptor with the inlet valve of sampling steel cylinder; Two sampling charging self-closing sealing adaptors link to each other through pipeline; Sampling feed back root valve all is connected with sampling feed back self-closing sealing adaptor with the bleeder valve of sampling steel cylinder, and two sampling feed back self-closing sealing adaptors link to each other through pipeline.
Wherein, the pipelines between two sampling charging self-closing sealing adaptors preferably adopt metal hose, and are same, and the pipeline between two sampling feed back self-closing sealing adaptors also preferably adopts metal hose.The employing metal hose connects, and can realize that sampling system is connected with the quick of process system; And when the sampling steel cylinder takes out, can realize the circulation or the airtight wait sampling of process stream through the connection between two metal hoses.
The inlet valve and the bleeder valve of sampling steel cylinder all preferably are equipped with dust cap, and be clean to guarantee sampling system.
Sampling preferably is provided with gauge port on the steel cylinder, temperature is taken into account temp control switch, and sampling steel cylinder outer wall is set with buckle and cassette tape, and the inwall ecto-entad is compounded with phase-change thermal-storage layer and electric heating layer successively.The sampling steel cylinder is provided with buckle and cassette tape, the placement of the steel cylinder that is used to take a sample.Adopt the phase-change thermal-storage material to make the phase-change thermal-storage layer,, confirm the use of phase-change thermal-storage material, realize the constant temperature sampling according to the condensation point and the Tc of medium.The phase-change thermal-storage layer can melt or solidifies with the variation of environment temperature, thereby absorbs or emit heat, to keep temperature constant, has solved the drawback that general sampling steel cylinder is prone to influence because of temperature variation medium state.Adopt electric heating layer and associated temperature control device, can provide sampling steel cylinder storage medium required heat energy.Used phase-change thermal-storage material and electrical heating facility are all safe and reliable, can any harm not arranged to environment and personal safety.
When requiring temperature to remain on 65 ℃ when sampling medium, can select to limit temperature be 65 ℃ electric-heating belt as electric heating layer, select phase transition temperature at 65 ℃ phase-change thermal-storage material.Adopt electrically heated mode during sampling earlier, the heating-up temperature of setting sampling steel cylinder and medium wherein through temp control switch is 65 ℃, and this temperature needs corresponding with the temperature of technological operation medium.Power supply was closed automatically after heating finished, and portability sampling this moment steel cylinder relies on the heat-insulating property of phase-change thermal-storage material to on-site sampling, and the temperature maintenance of keeping in the steel cylinder is constant.
The airtight sampling system use of the described inflammable, explosive, poisonous medium of the utility model is following:
(1) non-sampling operating mode
Under non-sampling operating mode; Sampling charging root valve all is in opening with sampling feed back root valve; Form the material path through metal hose between the two, guarantee that medium is in mobile duty, the obstruction of having avoided material condensation or crystallization that piping system is caused.
According to the characteristic of processing medium, sampling charging root valve also can be in closed condition with sampling feed back root valve.
(2) sampling operating mode
Under the sampling operating mode; The charging root valve of at first will taking a sample is closed with sampling feed back root valve; Two metal hoses break off, and the sampling charging self-closing sealing adaptor of the open side of two metal hoses all is in closed condition with sampling feed back self-closing sealing adaptor at this moment, can avoid the medium outflow system.The steel cylinder of will taking a sample rapidly inserts between the metal hose, guarantees to connect normal and fixing sampling steel cylinder position, and the sampling charging self-closing sealing adaptor that will close just now this moment is all opened with sampling feed back self-closing sealing adaptor.
Open sampling charging root valve and sampling feed back root valve, open the inlet valve and the bleeder valve of sampling steel cylinder, make material form close access.
By the time of piping system structural accounting material displacement, confirm that the material in the sampling steel cylinder all converts fresh pipeline medium material into.(the interior material of steel cylinder that at first need guarantee to take a sample can get into process system.)
(3) finish the sampling recovery system to non-sampling operating mode
Close sampling charging root valve and sampling feed back root valve, disconnection sampling steel cylinder is connected with the sampling pipe system, and the charging self-closing sealing adaptor of taking a sample this moment is all airtight with sampling feed back self-closing sealing adaptor, and medium can not leak in the assurance system.Recovery system is to non-sampling work condition state.
The utility model compared with prior art has following good effect: (1) sampling process is carried out under air-tight state fully; (2) sampling system can form circulation, guarantees the effective in real time of sampling medium; (3) owing to adopt self-closing to be tightly connected, avoid the emptying on the spot or the condensate drain phenomenon of former airtight sampling system, guaranteed the personal security and the Environmental security of systematic sampling; (4) employing that is tightly connected owing to self-closing, sampling system web member and valve reduce, and have reduced leakage, have reduced investment.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the prior art constructions synoptic diagram;
Among the figure: 1, sampling medium pipeline 2, sampling feed back root valve 3, sampling feed back self-closing sealing adaptor 4, metal hose 5, bleeder valve 6, sampling steel cylinder 7, inlet valve 8, sampling charging self-closing sealing adaptor 9, sampling charging root valve 10, bypass valve 11, vent valve.
Embodiment
Below in conjunction with accompanying drawing the utility model is done and to be further described.
As depicted in figs. 1 and 2; The constant-temperature enclosed sampling thief of the described a kind of inflammable, explosive, poisonous medium of the utility model; Be included in sampling medium pipeline 1 two ends and be separately installed with sampling charging root valve 9 and sampling feed back root valve 2; Sampling charging root valve 9 all is connected with sampling charging self-closing sealing adaptor 8 with the inlet valve 7 of sampling steel cylinder 6; Two sampling charging self-closing sealing adaptors 8 link to each other through pipeline, and the bleeder valve 5 of sampling feed back root valve 2 and sampling steel cylinder 6 all is connected with 3, two sampling feed backs of sampling feed back self-closing sealing adaptor self-closing sealing adaptor 3 and links to each other through pipeline.
Wherein, the pipelines between two sampling charging self-closing sealing adaptors 8 adopt metal hoses 4, and are same, and the pipeline between two sampling feed back self-closing sealing adaptors 3 also adopts metal hose 4.Adopt metal hose 4 to connect, can realize that sampling system is connected with the quick of process system; And when sampling steel cylinder 6 takes out, can realize the circulation or the airtight wait sampling of process stream through the connection between two metal hoses 4.
The inlet valve 7 of sampling steel cylinder 6 all is equipped with dust cap with bleeder valve 5, and is clean to guarantee sampling system.
Sampling steel cylinder 6 is provided with gauge port, temperature is taken into account temp control switch, and sampling steel cylinder 6 outer walls are set with buckle and cassette tape, and the inwall ecto-entad is compounded with phase-change thermal-storage layer and electric heating layer successively.Sampling steel cylinder 6 is provided with buckle and cassette tape, the placement of the steel cylinder 6 that is used to take a sample.Adopt the phase-change thermal-storage material to make the phase-change thermal-storage layer,, confirm the phase-change thermal-storage material, realize the constant temperature sampling according to the condensation point and the Tc of medium.The phase-change thermal-storage layer can melt or solidifies with the variation of environment temperature, thereby absorbs or emit heat, to keep temperature constant, has solved the drawbacks that general sampling steel cylinder 6 is prone to influence because of temperature variation medium state.Adopt electric heating layer and associated temperature control device, can provide sampling steel cylinder 6 storage mediums required heat energy.Used phase-change thermal-storage material and electrical heating facility are all safe and reliable, can any harm not arranged to environment and personal safety.
The airtight sampling system use of the described inflammable, explosive, poisonous medium of the utility model is following:
(1) non-sampling operating mode
Under non-sampling operating mode; Sampling charging root valve 9 all is in opening with sampling feed back root valve 2; Form the material path through metal hose 4 between the two, guarantee that medium is in mobile duty, the obstruction of having avoided material condensation or crystallization that piping system is caused.
According to the characteristic of processing medium, sampling charging root valve 9 also can be in closed condition with sampling feed back root valve 2.
(2) sampling operating mode
Under the sampling operating mode; The charging root valve 9 of at first will taking a sample is closed with sampling feed back root valve 2; Two metal hoses 4 break off; The sampling charging self-closing sealing adaptor 8 of the open side of two metal hoses 4 all is in closed condition with sampling feed back self-closing sealing adaptor 3 at this moment, can avoid the medium outflow system.The steel cylinder 6 of will taking a sample rapidly inserts between the metal hose 4, guarantees to connect normal and fixing sampling steel cylinder 6 positions, and the sampling charging self-closing sealing adaptor 8 that will close just now this moment is all opened with sampling feed back self-closing sealing adaptor 3.
Open sampling charging root valve 9 and sampling feed back root valve 3, open the inlet valve 7 and bleeder valve 5 of sampling steel cylinder 6, make material form close access.
By the time of piping system structural accounting material displacement, confirm that the material in the sampling steel cylinder 6 all converts fresh pipeline medium material into.(the steel cylinder 6 interior materials that at first need guarantee to take a sample can get into process system.)
(3) finish the sampling recovery system to non-sampling operating mode
Close sampling charging root valve 9 and sampling feed back root valve 3, disconnection sampling steel cylinder 6 is connected with the sampling pipe system, and the charging self-closing sealing adaptor 8 of taking a sample this moment is all airtight with sampling feed back self-closing sealing adaptor 3, and medium can not leak in the assurance system.Recovery system is to non-sampling work condition state.
The utility model has been avoided need the medium behind the bypass valve 10 being discharged through the mode of vent valve 11 emptying or condensate drain on the spot in the prior art, guarantees the personal security and the Environmental security of systematic sampling.
The utility model compared with prior art has following good effect: (1) sampling process is carried out under air-tight state fully; (2) sampling system can form circulation, guarantees the effective in real time of sampling medium; (3) owing to adopt self-closing to be tightly connected, avoid the emptying on the spot or the condensate drain phenomenon of former airtight sampling system, guaranteed the personal security and the Environmental security of systematic sampling; (4) employing that is tightly connected owing to self-closing, sampling system web member and valve reduce, and have reduced leakage, have reduced investment.
Claims (5)
1. constant-temperature enclosed sampling thief of inflammable, explosive, poisonous medium; Be included in the sampling medium pipe ends and be separately installed with sampling charging root valve and sampling feed back root valve; The inlet valve of charging root valve and sampling steel cylinder of it is characterized in that taking a sample all is connected with sampling charging self-closing sealing adaptor; Two sampling charging self-closing sealing adaptors link to each other through pipeline; Sampling feed back root valve all is connected with sampling feed back self-closing sealing adaptor with the bleeder valve of sampling steel cylinder, and two sampling feed back self-closing sealing adaptors link to each other through pipeline.
2. the constant-temperature enclosed sampling thief of inflammable, explosive, poisonous medium according to claim 1 is characterized in that two pipelines between the sampling charging self-closing sealing adaptor adopt metal hose.
3. the constant-temperature enclosed sampling thief of inflammable, explosive, poisonous medium according to claim 1 is characterized in that two pipelines between the sampling feed back self-closing sealing adaptor adopt metal hose.
4. the constant-temperature enclosed sampling thief of inflammable, explosive, poisonous medium according to claim 1, the inlet valve and the bleeder valve of the steel cylinder that it is characterized in that taking a sample all are equipped with dust cap.
5. the constant-temperature enclosed sampling thief of inflammable, explosive, poisonous medium according to claim 1; It is characterized in that taking a sample, steel cylinder is provided with gauge port, temperature is taken into account temp control switch; Sampling steel cylinder outer wall is set with buckle and cassette tape, and the inwall ecto-entad is compounded with phase-change thermal-storage layer and electric heating layer successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120519585XU CN202351087U (en) | 2011-12-13 | 2011-12-13 | Constant-temperature closed sampler of inflammable and explosive toxic media |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120519585XU CN202351087U (en) | 2011-12-13 | 2011-12-13 | Constant-temperature closed sampler of inflammable and explosive toxic media |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202351087U true CN202351087U (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120519585XU Expired - Lifetime CN202351087U (en) | 2011-12-13 | 2011-12-13 | Constant-temperature closed sampler of inflammable and explosive toxic media |
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| CN (1) | CN202351087U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442000A (en) * | 2016-12-16 | 2017-02-22 | 河南华瑞高新材料科技股份有限公司 | Tank car sampling device |
| CN107063778A (en) * | 2017-05-10 | 2017-08-18 | 张家港市华昌新材料科技有限公司 | A kind of online internal-circulation type enclosed sampling system and method for propylene |
| CN109342119A (en) * | 2018-12-07 | 2019-02-15 | 云南云天化石化有限公司 | Recycle acid sampler and recycle acid sampling system |
-
2011
- 2011-12-13 CN CN201120519585XU patent/CN202351087U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442000A (en) * | 2016-12-16 | 2017-02-22 | 河南华瑞高新材料科技股份有限公司 | Tank car sampling device |
| CN107063778A (en) * | 2017-05-10 | 2017-08-18 | 张家港市华昌新材料科技有限公司 | A kind of online internal-circulation type enclosed sampling system and method for propylene |
| CN107063778B (en) * | 2017-05-10 | 2024-03-08 | 张家港市华昌新材料科技有限公司 | Propylene online internal circulation type closed sampling system and method |
| CN109342119A (en) * | 2018-12-07 | 2019-02-15 | 云南云天化石化有限公司 | Recycle acid sampler and recycle acid sampling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120725 |
|
| CX01 | Expiry of patent term |