CN203500855U - Domestic gas tetrahydrothiophene addition device - Google Patents
Domestic gas tetrahydrothiophene addition device Download PDFInfo
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- CN203500855U CN203500855U CN201320515018.6U CN201320515018U CN203500855U CN 203500855 U CN203500855 U CN 203500855U CN 201320515018 U CN201320515018 U CN 201320515018U CN 203500855 U CN203500855 U CN 203500855U
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- tetrahydrothiophene
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Abstract
The utility model discloses a domestic gas tetrahydrothiophene addition device in the technical field of domestic gas equipment. The device comprises a sealed tetrahydrothiophene solution container, wherein the upper part of the sealed tetrahydrothiophene solution container is communicated with a low-pressure intake pipe and a tetrahydrothiophene solution inlet pipe, and the lower end of the sealed tetrahydrothiophene solution container is communicated with a tetrahydrothiophene solution outlet pipe; the other end of the low-pressure intake pipe is communicated with an outlet of a gas pressure regulator; valves are arranged on the low-pressure intake pipe, the tetrahydrothiophene solution inlet pipe and the tetrahydrothiophene solution outlet pipe respectively; a liquid level sight glass is arranged on the outer wall of the sealed tetrahydrothiophene solution container. According to the device, the tetrahydrothiophene solution inlet pipe and the sealed tetrahydrothiophene solution container are additionally arranged on a low-pressure gas pipeline, and the concentration of tetrahydrothiophene in a gas pipe network can be controlled through the valves by observing the consumption of the tetrahydrothiophene; the device is safe in operation, convenient to maintain and simple in structure.
Description
Technical field
The utility model relates to 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 feature, using in compression ring border of relative closure, once there is gas leakage, very easily cause 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, < < city gas adds that in smelly technical regulations > > CCJ/T148-2010, to stipulate that civilian city gas must add smelly.3.2.3 regulation in the > > GB50028-2006 of < < Code for design of city gas engineering: 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 in the pry regulator of CNG station be can be stable in the situation that of constant flow rate add smelly, and the CNG of single-point direct-furnish station is mainly for civilian family, the gas consumption at civilian family is not a constant flow, utilize current pry regulator cannot realize the stable of odorizing amount, the tetrahydrothiophene concentration detecting with detector is also unstable, and the tetrahydrothiophene surplus in tetrahydrothiophene odorizing tank also cannot detect.
Model utility content
Technical problem to be solved in the utility model 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, technical solution adopted in the utility model 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 tetrahydrothiophene drain pipe, the low-pressure inlet pipe the other end is communicated with the outlet of gas pressure regulator, governor, on low-pressure inlet pipe, tetrahydrothiophene liquid inlet pipe and tetrahydrothiophene drain pipe pipeline, be respectively equipped with valve, the outer wall of described sealed type tetrahydrothiophene liquid container is provided with liquid level visor.
Preferably, described sealed type tetrahydrothiophene liquid container is the transparent container that is provided with 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 arranging 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, between described low-pressure inlet pipe, tetrahydrothiophene liquid inlet pipe and sealed type tetrahydrothiophene liquid container, be provided with threeway.
Adopt the beneficial effect that technique scheme produces to be: by low-pressure inlet pipe, on tetrahydrothiophene liquid inlet pipe pipeline, be respectively equipped with valve 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 tetrahydrothiophene drain pipe can be controlled the concentration of tetrahydrothiophene in the pipe network of downstream, the utlity model has simple in structure, easy-to-operate, can control more exactly as required the flow that tetrahydrothiophene adds gas ductwork, thereby control preferably the feature of the concentration of tetrahydrothiophene in gas ductwork, in 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.
Accompanying drawing explanation
Fig. 1 is an embodiment's of the present utility model structural representation;
In figure: 1-low-pressure inlet pipe, 2-tetrahydrothiophene liquid inlet pipe, 3-sealed type tetrahydrothiophene liquid container, 4-tetrahydrothiophene drain pipe, 5-constrictor, 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 utility model is described in further detail.
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, on low-pressure inlet pipe 1, tetrahydrothiophene liquid inlet pipe 2 and tetrahydrothiophene drain pipe 4 pipelines, be respectively equipped with valve, the outer wall of described sealed type tetrahydrothiophene liquid container 3 is provided with 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 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 arranging 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, between tetrahydrothiophene liquid inlet pipe 2 and sealed type tetrahydrothiophene liquid container 3, be provided with threeway, 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 in 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, by needle type valve 8, controlled again the flow velocity of tetrahydrothiophene liquid, 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 to 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, on tetrahydrothiophene liquid inlet pipe 2 pipelines, be respectively equipped with valve 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 utlity model has simple in structure, easy-to-operate, can control more exactly as required the flow that tetrahydrothiophene adds gas ductwork, thereby control preferably the feature of the concentration of tetrahydrothiophene in gas ductwork, in 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), on tetrahydrothiophene liquid inlet pipe (2) and tetrahydrothiophene drain pipe (4) pipeline, be respectively equipped with valve, the outer wall of described sealed type tetrahydrothiophene liquid container (3) is provided with liquid level visor.
2. domestic gas tetrahydrothiophene adding set according to claim 1, is characterized in that: described tetrahydrothiophene liquid container (3) is for being provided with the transparent container of liquid level scale.
3. domestic gas tetrahydrothiophene adding set according to claim 1, 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. domestic gas tetrahydrothiophene adding set according to claim 3, is characterized in that: the small aperture on described constrictor (5) is Φ 0.5mm.
5. domestic gas tetrahydrothiophene adding set according to claim 1, is characterized in that: the valve arranging 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. domestic gas tetrahydrothiophene adding set according to claim 1, 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 |
|---|---|---|---|
| CN201320515018.6U CN203500855U (en) | 2013-08-22 | 2013-08-22 | Domestic gas tetrahydrothiophene addition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320515018.6U CN203500855U (en) | 2013-08-22 | 2013-08-22 | Domestic gas tetrahydrothiophene addition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203500855U true CN203500855U (en) | 2014-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320515018.6U Withdrawn - After Issue CN203500855U (en) | 2013-08-22 | 2013-08-22 | Domestic gas tetrahydrothiophene addition device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203500855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438356A (en) * | 2013-08-22 | 2013-12-11 | 石家庄新奥燃气有限公司 | Civilian gas tetrahydrothiophene adding device |
-
2013
- 2013-08-22 CN CN201320515018.6U patent/CN203500855U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438356A (en) * | 2013-08-22 | 2013-12-11 | 石家庄新奥燃气有限公司 | Civilian gas tetrahydrothiophene adding device |
| CN103438356B (en) * | 2013-08-22 | 2015-07-22 | 石家庄新奥燃气有限公司 | Civilian gas tetrahydrothiophene adding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20150722 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20150722 |
|
| RGAV | Abandon patent right to avoid regrant |