CN211978850U - Portable full-automatic volatile organic compound analyzer evaluation device - Google Patents
Portable full-automatic volatile organic compound analyzer evaluation device Download PDFInfo
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- CN211978850U CN211978850U CN202020630139.5U CN202020630139U CN211978850U CN 211978850 U CN211978850 U CN 211978850U CN 202020630139 U CN202020630139 U CN 202020630139U CN 211978850 U CN211978850 U CN 211978850U
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Abstract
The utility model provides a portable full-automatic volatile organic compound analyzer evaluation device, which comprises an evaluation module, an analysis logic control module, a two-position three-way valve group and a gas circuit control module; the two-position three-way valve group comprises a first valve group unit and a second valve group unit; the first valve bank unit comprises 10 two-position three-way valves, and third interfaces of the first valve bank unit are communicated with each other; the second valve group unit also comprises 10 two-position three-way valves, and third interfaces of the second valve group unit are communicated with each other and are connected with a third interface pipeline of the first valve group unit; second interfaces of the six two-position three-way valves of the first valve bank unit are respectively connected with second interfaces of the six two-position three-way valves corresponding to the second valve bank unit; the utility model has the advantages as follows: the device can be used for carrying out automatic evaluation to volatile organic compounds analysis appearance's performance, has avoided the loaded down with trivial details of artifical evaluation, has improved the efficiency and the objectivity of evaluation.
Description
Technical Field
The utility model relates to a chemical analysis instrument technical field especially relates to a portable full-automatic volatile organic compounds analysis appearance evaluation device.
Background
With the release of the national standard (HJ 1012-.
How to provide a device and can be used for carrying out the automatic evaluation to volatile organic compounds analysis appearance's performance, avoided the loaded down with trivial details of artifical evaluation, it is to improve the efficiency and the objectivity of evaluation the utility model discloses the technical problem who solves.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable full-automatic volatile organic compounds analysis appearance evaluation device, it has avoided the loaded down with trivial details of artifical evaluation, has improved the efficiency and the objectivity of evaluation.
The utility model provides a portable full-automatic volatile organic compounds analysis appearance evaluation device, it includes evaluation module, analysis logic control module, and it still includes: the gas circuit control module is connected with the two-position three-way valve group;
the two-position three-way valve group comprises a first valve group unit and a second valve group unit;
the first valve block unit includes: the first interfaces of the first two-position three-way valve II, the first two-position three-way valve III, the first two-position three-way valve IV, the first two-position three-way valve V, the first two-position three-way valve VI, the first two-position three-way valve VII, the first two-position three-way valve VIII, the first two-position three-way valve IX and the first two-position three-way valve X are respectively connected with an air source, a hydrogen source, a nitrogen source and a GC purging port, the first interfaces of the first two-position three-way valve VII, the first two-position three-way valve VIII, the first two-position three-way valve IX and the first two-position three-way valve X are respectively connected with air, methane, non-methane total hydrocarbons (NMHC) and benzene compounds (BTEX), and the third interfaces of the first valve unit are mutually communicated;
the second valve group unit includes: the first interfaces of the second two-position three-way valve I, the second two-position three-way valve II, the second two-position three-way valve III, the second two-position three-way valve IV, the second two-position three-way valve V, the second two-position three-way valve VI, the second two-position three-way valve VII, the second two-position three-way valve VIII, the second two-position three-way valve IX and the second two-position three-way valve X are respectively connected to an air interface, a hydrogen interface, a nitrogen interface and a sample gas interface of the GC, the third interfaces of the second valve group unit are mutually communicated, and a third interface communication pipeline of the second valve group is connected with a third interface communication pipeline of the first valve group unit;
the second interface of the first two-position three-way valve I is connected with the second interface of the second two-position three-way valve I;
the second interface of the first two-position three-way valve II is connected with the second interface of the second two-position three-way valve II;
the second interface of the first two-position three-way valve III is connected with the second interface of the second two-position three-way valve III;
the second interface of the first two-position three-way valve IV is connected with the second interface of the second two-position three-way valve IV;
the second interface of the first two-position three-way valve V is connected with the second interface of the second two-position three-way valve V;
and the second interface of the first two-position three-way valve VI is connected with the second interface of the second two-position three-way valve VI.
The device combines two three-way valves through ingenious system design, can realize that different air supplies are connected with the GC introduction port, simultaneously through the flowmeter, makes things convenient for the flow test.
Further, the gas circuit control module adopts a PLC.
Compared with the prior art, the beneficial effects of the utility model are as follows: the device can be used for carrying out automatic evaluation to volatile organic compounds analysis appearance's performance, has avoided the loaded down with trivial details of artifical evaluation, has improved the efficiency and the objectivity of evaluation.
Drawings
Fig. 1 is a schematic diagram of an evaluation device of a portable full-automatic volatile organic compound analyzer.
Detailed Description
The present invention will now be described in more detail with reference to the drawings, in which preferred embodiments of the invention are shown, it being understood that one skilled in the art could modify the invention herein described while still achieving the beneficial effects of the invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.
As shown in fig. 1, the utility model discloses a portable full-automatic volatile organic compounds analysis appearance evaluation device, it includes evaluation module, analysis logic control module, two three-way valves, connect in the gas circuit control module of two three-way valves.
The two-position three-way valve bank in the embodiment comprises a first valve bank unit and a second valve bank unit, and referring to fig. 1, the first valve bank unit comprises a first two-position three-way valve I1-1, a first two-position three-way valve II1-2, a first two-position three-way valve III1-3, a first two-position three-way valve IV1-4, a first two-position three-way valve V1-5, a first two-position three-way valve VI1-6, a first two-position three-way valve VII1-7, a first two-position three-way valve VIII1-8, a first two-position three-way valve IX1-9 and a first two-position three-way valve X1-10. The first two-position three-way valve I is provided with a first interface a, a second interface b and a third interface c, and the distribution mode of the interfaces of the other two-position three-way valves of the first valve group unit is the same as that of the interfaces of the other two-position three-way valves of the first valve group unit.
In fig. 1, it can be seen that first ports of the first two-position three-way valve II1-2, the first two-position three-way valve III1-3, the first two-position three-way valve IV1-4, and the first two-position three-way valve V1-5 are respectively connected to an air source, a hydrogen source, a nitrogen source, and a GC purge port, first ports of the first two-position three-way valve VII1-7, the first two-position three-way valve VIII1-8, the first two-position three-way valve IX1-9, and the first two-position three-way valve X1-10 are respectively connected to air, methane, non-methane total hydrocarbons NMHC, and benzene compounds BTEX, and third ports of the first valve bank unit are mutually communicated.
Continuing with fig. 1, the second valve bank unit includes: the two-position three-way valve unit comprises a second two-position three-way valve I2-1, a second two-position three-way valve II2-2, a second two-position three-way valve III2-3, a second two-position three-way valve IV2-4, a second two-position three-way valve V2-5, a second two-position three-way valve VI2-6, a second two-position three-way valve VII2-7, a second two-position three-way valve VIII2-8, a second two-position three-way valve IX2-9 and a second two-position three-way valve X2-10, wherein the second two-position three-way valve I is provided with a first interface a, a second interface b and a third interface c, and the.
As can be seen from fig. 1, the first interfaces of the second two-position three-way valve II2-2, the second two-position three-way valve III2-3, the second two-position three-way valve IV2-4, and the second two-position three-way valve X2-10 are respectively connected to the air interface, the hydrogen interface, the nitrogen interface, and the sample gas interface of the GC, the third interfaces of the second valve group unit are communicated with each other, and the third interface communication pipeline of the second valve group is connected to the third interface communication pipeline of the first valve group unit.
It is worth mentioning that the second interface of the first two-position three-way valve I1-1 is connected to the second interface of the second two-position three-way valve I2-1, the second interface of the first two-position three-way valve II1-2 is connected to the second interface of the second two-position three-way valve II2-2, the second interface of the first two-position three-way valve III1-3 is connected to the second interface of the second two-position three-way valve III2-3, the second interface of the first two-position three-way valve IV1-4 is connected to the second interface of the second two-position three-way valve IV2-4, the second interface of the first two-position three-way valve V1-5 is connected to the second interface of the second two-position three-way valve V2-5, and the second interface of the first two-position three-way valve VI1-6 is connected to the second interface of the second two-position three.
In this embodiment, the second ports of the first two-position three-way valve VII1-7, the first two-position three-way valve VIII1-8, the first two-position three-way valve IX1-9, and the first two-position three-way valve X1-10 of the first valve block unit are not used.
As an option, the gas circuit control module adopts a PLC, and since the gas circuit control module is connected to the two-position three-way valve of the aforementioned first valve bank unit and the second valve bank unit, the gas circuit control module can be used for efficiently controlling the on-off of the gas circuit.
The two-position three-way electromagnetic valve used in the device has small volume and does not need to be driven by driving gas, thereby being suitable for portable devices. The connection between the public end and the two paths of outlets can be realized by electrifying or not.
The analysis logic control module is used as a main control unit, and can complete the state switching and gas circuit control of the valve group according to the configuration of a user, and provide a gas source and different standard gases for the evaluation instrument. The evaluation module is responsible for reading an analysis result from the analysis instrument and comparing the analysis result with an actual standard gas value, so that whether various indexes (linearity, repeatability, response factors, detection limits and the like) of the evaluation instrument meet standard requirements or not is evaluated.
The analysis logic control module is connected with the two-position three-way valve group, and the evaluation module is connected with the analysis logic control module. It should be noted that, in this embodiment, the gas circuit control module (for example, the gas circuit control module: SEPC, patent No. 201510665060.X), the analysis logic control module (the analysis logic control module: the chromatographic instrument back control software system, soft literature No. 2018SR489705), and the evaluation module (the chromatographic data processing workstation software, soft literature No. 2019SR10294663) are all in the prior art, and are not described herein again.
The above description is only for the preferred embodiment of the present invention, and does not limit the present invention. Any technical personnel who belongs to the technical field, in the scope that does not deviate from the technical scheme of the utility model, to the technical scheme and the technical content that the utility model discloses expose do the change such as the equivalent replacement of any form or modification, all belong to the content that does not break away from the technical scheme of the utility model, still belong to within the scope of protection of the utility model.
Claims (1)
1. The utility model provides a portable full-automatic volatile organic compounds analysis appearance evaluation device, its includes evaluation module, analysis logic control module, its characterized in that, it still includes: the gas circuit control module is connected with the two-position three-way valve group;
the two-position three-way valve group comprises a first valve group unit and a second valve group unit;
the first valve block unit includes: the first interfaces of the first two-position three-way valve II, the first two-position three-way valve III, the first two-position three-way valve IV, the first two-position three-way valve V, the first two-position three-way valve VI, the first two-position three-way valve VII, the first two-position three-way valve VIII, the first two-position three-way valve IX and the first two-position three-way valve X are respectively connected with an air source, a hydrogen source, a nitrogen source and a GC purging port, the first interfaces of the first two-position three-way valve VII, the first two-position three-way valve VIII, the first two-position three-way valve IX and the first two-position three-way valve X are respectively connected with air, methane, non-methane total hydrocarbons and benzene substances, and the third interfaces of the first valve group unit are mutually communicated;
the second valve group unit includes: the first interfaces of the second two-position three-way valve I, the second two-position three-way valve II, the second two-position three-way valve III, the second two-position three-way valve IV, the second two-position three-way valve V, the second two-position three-way valve VI, the second two-position three-way valve VII, the second two-position three-way valve VIII, the second two-position three-way valve IX and the second two-position three-way valve X are respectively connected to an air interface, a hydrogen interface, a nitrogen interface and a sample gas interface of the GC, the third interfaces of the second valve group unit are mutually communicated, and a third interface communication pipeline of the second valve group is connected with a third interface communication pipeline of the first valve group unit;
the second interface of the first two-position three-way valve I is connected with the second interface of the second two-position three-way valve I;
the second interface of the first two-position three-way valve II is connected with the second interface of the second two-position three-way valve II;
the second interface of the first two-position three-way valve III is connected with the second interface of the second two-position three-way valve III;
the second interface of the first two-position three-way valve IV is connected with the second interface of the second two-position three-way valve IV;
the second interface of the first two-position three-way valve V is connected with the second interface of the second two-position three-way valve V;
and the second interface of the first two-position three-way valve VI is connected with the second interface of the second two-position three-way valve VI.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020630139.5U CN211978850U (en) | 2020-04-23 | 2020-04-23 | Portable full-automatic volatile organic compound analyzer evaluation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020630139.5U CN211978850U (en) | 2020-04-23 | 2020-04-23 | Portable full-automatic volatile organic compound analyzer evaluation device |
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| CN211978850U true CN211978850U (en) | 2020-11-20 |
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| CN202020630139.5U Active CN211978850U (en) | 2020-04-23 | 2020-04-23 | Portable full-automatic volatile organic compound analyzer evaluation device |
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| CN (1) | CN211978850U (en) |
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- 2020-04-23 CN CN202020630139.5U patent/CN211978850U/en active Active
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Effective date of registration: 20211217 Address after: 200241 room 107, jilou, 555 Dongchuan Road, Minhang District, Shanghai Patentee after: Shanghai Xuanyi Intelligent Technology Co.,Ltd. Address before: 201108 room 209A, building 1, 1999 Duhui Road, Minhang District, Shanghai Patentee before: SHANGHAI XUANYI ELECTRIC Co.,Ltd. |
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Effective date of registration: 20220707 Address after: 215300 floor 5, C2 workshop, building 005, No. 555, Dujuan Road, Kunshan Development Zone, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Jiangsu Xuanyi Scientific Instrument Co.,Ltd. Address before: 200241 room 107, jilou, 555 Dongchuan Road, Minhang District, Shanghai Patentee before: Shanghai Xuanyi Intelligent Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |