CN209781773U - 一种单螺杆泵用溢流单向一体阀 - Google Patents
一种单螺杆泵用溢流单向一体阀 Download PDFInfo
- Publication number
- CN209781773U CN209781773U CN201921894979.6U CN201921894979U CN209781773U CN 209781773 U CN209781773 U CN 209781773U CN 201921894979 U CN201921894979 U CN 201921894979U CN 209781773 U CN209781773 U CN 209781773U
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- China
- Prior art keywords
- valve
- overflow
- valve seat
- seat
- screw pump
- Prior art date
- 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.)
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- 238000007789 sealing Methods 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Safety Valves (AREA)
- Check Valves (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921894979.6U CN209781773U (zh) | 2019-11-06 | 2019-11-06 | 一种单螺杆泵用溢流单向一体阀 |
Applications Claiming Priority (1)
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CN201921894979.6U CN209781773U (zh) | 2019-11-06 | 2019-11-06 | 一种单螺杆泵用溢流单向一体阀 |
Publications (1)
Publication Number | Publication Date |
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CN209781773U true CN209781773U (zh) | 2019-12-13 |
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Family Applications (1)
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CN201921894979.6U Active CN209781773U (zh) | 2019-11-06 | 2019-11-06 | 一种单螺杆泵用溢流单向一体阀 |
Country Status (1)
Country | Link |
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CN (1) | CN209781773U (zh) |
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2019
- 2019-11-06 CN CN201921894979.6U patent/CN209781773U/zh active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Overflow one-way integrated valve for single screw pump Effective date of registration: 20221227 Granted publication date: 20191213 Pledgee: Changsha bank Limited by Share Ltd. Xiangjiang New District sub branch Pledgor: HUNAN LIANZHI INTELLIGENT TECHNOLOGY CO.,LTD. Registration number: Y2022980028785 |
|
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 |
Granted publication date: 20191213 Pledgee: Changsha bank Limited by Share Ltd. Xiangjiang New District sub branch Pledgor: HUNAN LIANZHI INTELLIGENT TECHNOLOGY CO.,LTD. Registration number: Y2022980028785 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |