CN203532884U - 一种压力超高、超低或意外漏气自动关闭阀 - Google Patents
一种压力超高、超低或意外漏气自动关闭阀 Download PDFInfo
- Publication number
- CN203532884U CN203532884U CN201320696055.1U CN201320696055U CN203532884U CN 203532884 U CN203532884 U CN 203532884U CN 201320696055 U CN201320696055 U CN 201320696055U CN 203532884 U CN203532884 U CN 203532884U
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- Prior art keywords
- pressure
- ultralow
- valve
- valve seat
- valve rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 229920001971 elastomer Polymers 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims description 18
- 239000000806 elastomer Substances 0.000 claims description 9
- 239000007789 gas Substances 0.000 description 27
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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- Safety Valves (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320696055.1U CN203532884U (zh) | 2013-10-30 | 2013-10-30 | 一种压力超高、超低或意外漏气自动关闭阀 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320696055.1U CN203532884U (zh) | 2013-10-30 | 2013-10-30 | 一种压力超高、超低或意外漏气自动关闭阀 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203532884U true CN203532884U (zh) | 2014-04-09 |
Family
ID=50419093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320696055.1U Expired - Lifetime CN203532884U (zh) | 2013-10-30 | 2013-10-30 | 一种压力超高、超低或意外漏气自动关闭阀 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203532884U (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763257A (zh) * | 2016-08-20 | 2018-03-06 | 张鹏镇 | 一种户外天然气管道意外爆炸双向关闭安全保护阀 |
-
2013
- 2013-10-30 CN CN201320696055.1U patent/CN203532884U/zh not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763257A (zh) * | 2016-08-20 | 2018-03-06 | 张鹏镇 | 一种户外天然气管道意外爆炸双向关闭安全保护阀 |
| CN107763257B (zh) * | 2016-08-20 | 2019-04-09 | 张鹏镇 | 一种户外天然气管道意外爆炸双向关闭安全保护阀 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: ZHANG MIN Effective date: 20150527 Owner name: SHAANXI DATANG INTELLIGENT INSTRUMENT + METERS CO. Free format text: FORMER OWNER: LIU BO Effective date: 20150527 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150527 Address after: C District 710016 Shaanxi province Mingguang Road Xi'an Weiyang economic and Technological Development Zone Patentee after: SHAANXI DATANG INTELLIGENT INSTRUMENTS & METERS CO.,LTD. Address before: 710016 No. 6, No. 135, Fengcheng economic and Technological Development Zone, Shaanxi, Xi'an Patentee before: Liu Bo Patentee before: Zhang Min |
|
| CP03 | Change of name, title or address |
Address after: 710016 Shaanxi province Xi'an City Economic Development Zone C3 Mingguang Road Patentee after: SHAANXI DATANG GAS SAFETY TECHNOLOGY CO.,LTD. Address before: C District 710016 Shaanxi province Mingguang Road Xi'an Weiyang economic and Technological Development Zone Patentee before: SHAANXI DATANG INTELLIGENT INSTRUMENTS & METERS CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Automatic cutoff valve at ultrahigh pressure or ultralow pressure or during accident gas leakage Effective date of registration: 20170905 Granted publication date: 20140409 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI DATANG GAS SAFETY TECHNOLOGY CO.,LTD. Registration number: 2017990000488 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180131 Granted publication date: 20140409 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI DATANG GAS SAFETY TECHNOLOGY CO.,LTD. Registration number: 2017990000488 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Automatic cutoff valve at ultrahigh pressure or ultralow pressure or during accident gas leakage Effective date of registration: 20180131 Granted publication date: 20140409 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI DATANG GAS SAFETY TECHNOLOGY CO.,LTD. Registration number: 2018990000096 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190322 Granted publication date: 20140409 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI DATANG GAS SAFETY TECHNOLOGY CO.,LTD. Registration number: 2018990000096 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Automatic cutoff valve at ultrahigh pressure or ultralow pressure or during accident gas leakage Effective date of registration: 20190322 Granted publication date: 20140409 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI DATANG GAS SAFETY TECHNOLOGY CO.,LTD. Registration number: 2019990000250 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200817 Granted publication date: 20140409 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI DATANG GAS SAFETY TECHNOLOGY Co.,Ltd. Registration number: 2019990000250 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An automatic shut-off valve with ultra-high pressure, ultra-low pressure or accidental air leakage Effective date of registration: 20200817 Granted publication date: 20140409 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI DATANG GAS SAFETY TECHNOLOGY Co.,Ltd. Registration number: Y2020990000970 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210511 Granted publication date: 20140409 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI DATANG GAS SAFETY TECHNOLOGY Co.,Ltd. Registration number: Y2020990000970 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: The utility model relates to an automatic shut-off valve with ultra-high pressure, ultra-low pressure or accidental air leakage Effective date of registration: 20210511 Granted publication date: 20140409 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI DATANG GAS SAFETY TECHNOLOGY Co.,Ltd. Registration number: Y2021990000420 |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |