CN103438356A - Civilian gas tetrahydrothiophene adding device - Google Patents
Civilian gas tetrahydrothiophene adding device Download PDFInfo
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- CN103438356A CN103438356A CN2013103691083A CN201310369108A CN103438356A CN 103438356 A CN103438356 A CN 103438356A CN 2013103691083 A CN2013103691083 A CN 2013103691083A CN 201310369108 A CN201310369108 A CN 201310369108A CN 103438356 A CN103438356 A CN 103438356A
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Abstract
The invention discloses a civilian gas tetrahydrothiophene adding device, and belongs to the technical field of civilian gas equipment. The civilian gas tetrahydrothiophene adding device comprises a sealed tetrahydrothiophene liquid container, the upper portion of the sealed tetrahydrothiophene liquid container is communicated with a low-pressure gas inlet pipe and a tetrahydrothiophene liquid inlet pipe, the lower end of the sealed tetrahydrothiophene liquid container is communicated with a tetrahydrothiophene liquid outlet pipe, the other end of the low-pressure gas inlet pipe is communicated with an outlet of a gas pressure regulator, valves are arranged on the low-pressure gas inlet pipe, the tetrahydrothiophene liquid inlet pipe and the tetrahydrothiophene liquid outlet pipe respectively, and a liquid level sight glass is arranged on the outer wall of the sealed tetrahydrothiophene liquid container. The tetrahydrothiophene liquid inlet pipe and the sealed tetrahydrothiophene liquid container are added to a gas low-pressure pipeline, the consumption of tetrahydrothiophene is observed, the concentration of the tetrahydrothiophene in a gas pipe network is controlled through the valves, and therefore the civilian gas tetrahydrothiophene adding device is safe in operation, convenient to maintain and simple in structure.
Description
Technical field
The present invention relates to the domestic gas equipment technical field.
Background technique
CNG is the abbreviation of compressed natural gas (Compressed Natural Gas), city gas has inflammable, explosive and poisonous characteristics, in the use compression ring border of relative closure, once occurring, gas leakage very easily causes the accidents such as combustion gas is poisoning, blast, bring threat to the person and public safety.In order to prevent and to reduce the generation that can not find in time to cause the serious accidents such as poisoning, blast because of gas leakage, in " city gas adds smelly technical regulations " CCJ/T148-2010, the civilian city gas of regulation must add smelly.3.2.3 regulation in " Code for design of city gas engineering " GB50028-2006: city gas should have perceptible stink, the making gas ordorous safe handling to gas safe supply and downstream user has positive effect, at present the tetrahydrothiophene odorizing tank on the pry regulator of CNG station be in the situation that constant flow rate can be stable add smelly, and the CNG station owner of single-point direct-furnish will be for civilian family, the gas consumption at civilian family is not a constant flow, utilize current pry regulator can't realize the stable of odorizing amount, the tetrahydrothiophene concentration detected with detector is also unstable, and the tetrahydrothiophene surplus in the tetrahydrothiophene odorizing tank also can't detect.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of simple in structure, easy-to-operate, can controls more exactly as required the flow that tetrahydrothiophene adds gas ductwork, thereby controls preferably the domestic gas tetrahydrothiophene adding set of the concentration of tetrahydrothiophene in gas ductwork.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of domestic gas tetrahydrothiophene adding set, comprise sealed type tetrahydrothiophene liquid container, the top of sealed type tetrahydrothiophene liquid container is communicated with low-pressure inlet pipe, tetrahydrothiophene liquid inlet pipe, sealed type tetrahydrothiophene liquid container lower end is communicated with the tetrahydrothiophene drain pipe, the low-pressure inlet pipe the other end is communicated with the outlet of gas pressure regulator, governor, be respectively equipped with valve on low-pressure inlet pipe, tetrahydrothiophene liquid inlet pipe and tetrahydrothiophene drain pipe pipeline, the outer wall of described sealed type tetrahydrothiophene liquid container is provided with the liquid level visor.
Preferably, described sealed type tetrahydrothiophene liquid container is the transparent container that is provided with the liquid level scale.
Preferably, described sealed type tetrahydrothiophene liquid container bottom is provided with constrictor, and constrictor is the platy structure that is covered with aperture.
Preferably, the small aperture on described constrictor is Φ 0.5mm.
Preferably, the valve arranged on described low-pressure inlet pipe, tetrahydrothiophene liquid inlet pipe and tetrahydrothiophene drain pipe pipeline is respectively air inlet ball valve, add tetrahydrothiophene liquid ball valve, needle type valve.
Preferably, be provided with threeway between described low-pressure inlet pipe, tetrahydrothiophene liquid inlet pipe and sealed type tetrahydrothiophene liquid container.
Adopt the beneficial effect that technique scheme produces to be: by low-pressure inlet pipe, be respectively equipped with valve on tetrahydrothiophene liquid inlet pipe pipeline and can control the flow velocity of the tetrahydrothiophene liquid that needs interpolation, handling safety, easy to maintenance, the outer wall of tetrahydrothiophene liquid container is provided with the consumption that scale can be observed tetrahydrothiophene liquid intuitively, the constrictor of tetrahydrothiophene liquid container bottom and the needle type valve on the tetrahydrothiophene drain pipe can be controlled the concentration of tetrahydrothiophene in the pipe network of downstream, the present invention has simple in structure, easy-to-operate, can control more exactly as required the flow that tetrahydrothiophene adds gas ductwork, thereby control preferably the characteristics of the concentration of tetrahydrothiophene in gas ductwork, in the maintenance gas ductwork, tetrahydrothiophene concentration is certain, make downstream user can find in time whether the natural gas line in family leaks gas, guarantee to use gas safety.
The accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the present of invention;
In figure: the 1-low-pressure inlet pipe, 2-tetrahydrothiophene liquid inlet pipe, 3-sealed type tetrahydrothiophene liquid container, 4-tetrahydrothiophene drain pipe, the 5-constrictor, the 6-air inlet ball valve, 7-adds tetrahydrothiophene liquid ball valve, 8-needle type valve, 9-gas pressure regulator, governor, 10-gas header pipe road.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
A kind of domestic gas tetrahydrothiophene adding set as shown in Figure 1, comprise sealed type tetrahydrothiophene liquid container 3, the top of sealed type tetrahydrothiophene liquid container 3 is communicated with low-pressure inlet pipe 1, tetrahydrothiophene liquid inlet pipe 2, sealed type tetrahydrothiophene liquid container 3 lower ends are communicated with tetrahydrothiophene drain pipe 4, low-pressure inlet pipe 1 the other end is communicated with the outlet of gas pressure regulator, governor 9, be respectively equipped with valve on low-pressure inlet pipe 1, tetrahydrothiophene liquid inlet pipe 2 and tetrahydrothiophene drain pipe 4 pipelines, the outer wall of described sealed type tetrahydrothiophene liquid container 3 is provided with the liquid level visor.
As a kind of preferred structure, described sealed type tetrahydrothiophene liquid container 3 can adopt the transparent container that is provided with the liquid level scale, the model of gas pressure regulator, governor 9 adopts RTZ-15/0.2, described sealed type tetrahydrothiophene liquid container 3 bottoms are provided with constrictor 5, constrictor 5 is for being covered with the platy structure of aperture, small aperture on constrictor 5 is Φ 0.5mm, described low-pressure inlet pipe 1, the valve arranged on tetrahydrothiophene liquid inlet pipe 2 and tetrahydrothiophene drain pipe 4 pipelines is respectively air inlet ball valve 6, add tetrahydrothiophene liquid ball valve 7, needle type valve 8, described low-pressure inlet pipe 1, be provided with threeway between tetrahydrothiophene liquid inlet pipe 2 and sealed type tetrahydrothiophene liquid container 3, it is in order to change conveniently that threeway is set, this kind of structure operation safety, easy to maintenance.
Middle compression ignite gas in gas pipeline enters low-pressure inlet pipe 1 after gas pressure regulator, governor 9 decompressions, open and add tetrahydrothiophene liquid ball valve 7 on tetrahydrothiophene liquid inlet pipe 2, toward a certain amount of tetrahydrothiophene of sealed type tetrahydrothiophene liquid container 3 interior injection, then close and add tetrahydrothiophene liquid ball valve 7, open the air inlet ball valve 6 on low-pressure inlet pipe 1, pressure in sealed type tetrahydrothiophene liquid container 3 is increased, impel tetrahydrothiophene liquid to flow downward, aperture current limliting on constrictor 5, controlled again the flow velocity of tetrahydrothiophene liquid by needle type valve 8, it is added drop-wise in low-pressure fuel gas pipeline 10 by tetrahydrothiophene drain pipe 4, and then be delivered to civilian total pipe network.By observing the surplus of sealed type tetrahydrothiophene liquid container 3 interior tetrahydrothiophene liquid, again by calculating the consumption of tetrahydrothiophene liquid, regulate in time air inlet ball valve 6 valve openings of low-pressure inlet pipe 1 and control the pressure size in sealed type tetrahydrothiophene liquid container 3, and supplement in time tetrahydrothiophene liquid, the adding quantity of realizing tetrahydrothiophene liquid in gas ductwork changes along with the variation of gas flow in pipe network, reaches the conformity of tetrahydrothiophene concentration in gas ductwork.
By in low-pressure inlet pipe 1, be respectively equipped with valve on tetrahydrothiophene liquid inlet pipe 2 pipelines and can control the flow velocity of the tetrahydrothiophene liquid that needs interpolation, handling safety, easy to maintenance, the outer wall of sealed type tetrahydrothiophene liquid container 3 is provided with the consumption that scale can be observed tetrahydrothiophene liquid intuitively, the constrictor 5 of sealed type tetrahydrothiophene liquid container 3 bottoms and the needle type valve 8 on tetrahydrothiophene drain pipe 4 can be controlled the concentration of tetrahydrothiophene in the pipe network of downstream, the present invention has simple in structure, easy-to-operate, can control more exactly as required the flow that tetrahydrothiophene adds gas ductwork, thereby control preferably the characteristics of the concentration of tetrahydrothiophene in gas ductwork, in the maintenance gas ductwork, tetrahydrothiophene concentration is certain, make downstream user can find in time whether the natural gas line in family leaks gas, guarantee to use gas safety.
Claims (6)
1. a domestic gas tetrahydrothiophene adding set, it is characterized in that: comprise sealed type tetrahydrothiophene liquid container (3), the top of sealed type tetrahydrothiophene liquid container (3) and low-pressure inlet pipe (1), tetrahydrothiophene liquid inlet pipe (2) is communicated with, sealed type tetrahydrothiophene liquid container (3) lower end is communicated with tetrahydrothiophene drain pipe (4), low-pressure inlet pipe (1) the other end is communicated with the outlet of gas pressure regulator, governor (9), low-pressure inlet pipe (1), be respectively equipped with valve on tetrahydrothiophene liquid inlet pipe (2) and tetrahydrothiophene drain pipe (4) pipeline, the outer wall of described sealed type tetrahydrothiophene liquid container (3) is provided with the liquid level visor.
2. city gas according to claim 1 adds tetrahydrothiophene equipment, it is characterized in that: described tetrahydrothiophene liquid container (3) is for being provided with the transparent container of liquid level scale.
3. city gas according to claim 1 adds tetrahydrothiophene equipment, it is characterized in that: described sealed type tetrahydrothiophene liquid container (3) bottom is provided with constrictor (5), and constrictor (5) is for being covered with the platy structure of aperture.
4. city gas according to claim 4 adds tetrahydrothiophene equipment, and it is characterized in that: the small aperture on described constrictor (5) is Φ 0.5mm.
5. city gas according to claim 1 adds tetrahydrothiophene equipment, it is characterized in that: the valve arranged on described low-pressure inlet pipe (1), tetrahydrothiophene liquid inlet pipe (2) and tetrahydrothiophene drain pipe (4) pipeline is respectively air inlet ball valve (6), add tetrahydrothiophene liquid ball valve (7), needle type valve (8).
6. city gas according to claim 1 adds tetrahydrothiophene equipment, it is characterized in that: between described low-pressure inlet pipe (1), tetrahydrothiophene liquid inlet pipe (2) and tetrahydrothiophene liquid container (3), be provided with threeway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310369108.3A CN103438356B (en) | 2013-08-22 | 2013-08-22 | Civilian gas tetrahydrothiophene adding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310369108.3A CN103438356B (en) | 2013-08-22 | 2013-08-22 | Civilian gas tetrahydrothiophene adding device |
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| Publication Number | Publication Date |
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| CN103438356A true CN103438356A (en) | 2013-12-11 |
| CN103438356B CN103438356B (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310369108.3A Active CN103438356B (en) | 2013-08-22 | 2013-08-22 | Civilian gas tetrahydrothiophene adding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369282A (en) * | 2016-10-19 | 2017-02-01 | 张家港艾普能源装备有限公司 | Odorant adding system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2381415C1 (en) * | 2008-12-18 | 2010-02-10 | Общество с ограниченной ответственностью Спецэнергогазстрой (ООО "Спецэнергогазстрой") | Gas odorant automatic supply into pipeline method and equipment for its realisation |
| CN101975337A (en) * | 2010-08-27 | 2011-02-16 | 北京世纪大地燃气有限公司 | Fuel gas odorizing device |
| CN201803111U (en) * | 2010-06-29 | 2011-04-20 | 刘金江 | Self-bathing type gas odorizing machine |
| CN202012745U (en) * | 2010-06-29 | 2011-10-19 | 孔庆华 | Air-pressure type gas odorization machine |
| CN203500855U (en) * | 2013-08-22 | 2014-03-26 | 石家庄新奥燃气有限公司 | Domestic gas tetrahydrothiophene addition device |
-
2013
- 2013-08-22 CN CN201310369108.3A patent/CN103438356B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2381415C1 (en) * | 2008-12-18 | 2010-02-10 | Общество с ограниченной ответственностью Спецэнергогазстрой (ООО "Спецэнергогазстрой") | Gas odorant automatic supply into pipeline method and equipment for its realisation |
| CN201803111U (en) * | 2010-06-29 | 2011-04-20 | 刘金江 | Self-bathing type gas odorizing machine |
| CN202012745U (en) * | 2010-06-29 | 2011-10-19 | 孔庆华 | Air-pressure type gas odorization machine |
| CN101975337A (en) * | 2010-08-27 | 2011-02-16 | 北京世纪大地燃气有限公司 | Fuel gas odorizing device |
| CN203500855U (en) * | 2013-08-22 | 2014-03-26 | 石家庄新奥燃气有限公司 | Domestic gas tetrahydrothiophene addition device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369282A (en) * | 2016-10-19 | 2017-02-01 | 张家港艾普能源装备有限公司 | Odorant adding system |
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| CN103438356B (en) | 2015-07-22 |
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Effective date of registration: 20200724 Address after: 101100 Fourth Floor 5-101, No. 38 Building, No. 1 Jinghai Five Road, Tongzhou District, Beijing Patentee after: ENN (CHINA) GAS INVESTMENT Co.,Ltd. Address before: 050035 No. 558 Heping East Road, Hebei, Shijiazhuang Patentee before: SHIJIAZHUANG ENN GAS Co.,Ltd. |
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