CN100356095C - Ball valve spool and producing method thereof - Google Patents
Ball valve spool and producing method thereof Download PDFInfo
- Publication number
- CN100356095C CN100356095C CNB2004100253270A CN200410025327A CN100356095C CN 100356095 C CN100356095 C CN 100356095C CN B2004100253270 A CNB2004100253270 A CN B2004100253270A CN 200410025327 A CN200410025327 A CN 200410025327A CN 100356095 C CN100356095 C CN 100356095C
- Authority
- CN
- China
- Prior art keywords
- spheroid
- interior pipe
- ball valve
- valve core
- ball
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 35
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 9
- 238000002360 preparation method Methods 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000005498 polishing Methods 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005266 casting Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 5
- 239000012535 impurity Substances 0.000 abstract description 3
- 239000004576 sand Substances 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
- 239000011148 porous material Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
Images
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- Taps Or Cocks (AREA)
- Valve Housings (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100253270A CN100356095C (en) | 2004-06-10 | 2004-06-10 | Ball valve spool and producing method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100253270A CN100356095C (en) | 2004-06-10 | 2004-06-10 | Ball valve spool and producing method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1707146A CN1707146A (en) | 2005-12-14 |
CN100356095C true CN100356095C (en) | 2007-12-19 |
Family
ID=35581205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100253270A Expired - Fee Related CN100356095C (en) | 2004-06-10 | 2004-06-10 | Ball valve spool and producing method thereof |
Country Status (1)
Country | Link |
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CN (1) | CN100356095C (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102211190B (en) * | 2011-05-20 | 2012-09-19 | 北京科技大学 | Mold and method for preparing hard alloy hollow sphere |
CN102601850B (en) * | 2012-03-16 | 2014-04-16 | 奉化市釜用密封件有限公司 | Method for processing valve element of silicon carbide ball valve |
CN102615292B (en) * | 2012-04-10 | 2013-10-23 | 永高股份有限公司 | Machining method for ball core of water feeding ball valve |
CN103115163B (en) * | 2013-03-08 | 2015-10-28 | 杨建国 | A kind of ball valve core and production method thereof |
CN104653812B (en) * | 2015-03-05 | 2017-01-11 | 许晨寒 | Ball valve core and machining method thereof |
CN109866092A (en) * | 2018-11-28 | 2019-06-11 | 自贡硬质合金有限责任公司 | A kind of ball valve processing method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3518742A (en) * | 1967-08-30 | 1970-07-07 | Sem Tec Inc | Cavity wall valve balls and a method of manufacturing them |
JPH11320018A (en) * | 1998-05-11 | 1999-11-24 | Kosho Ko | Forming method of ball shaped member of ball valve |
CN2490374Y (en) * | 2001-06-22 | 2002-05-08 | 沈海星 | Closed hollow ball valve |
CN1111112C (en) * | 1998-11-16 | 2003-06-11 | 吴乐瑞 | Production method of ball valve |
-
2004
- 2004-06-10 CN CNB2004100253270A patent/CN100356095C/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3518742A (en) * | 1967-08-30 | 1970-07-07 | Sem Tec Inc | Cavity wall valve balls and a method of manufacturing them |
JPH11320018A (en) * | 1998-05-11 | 1999-11-24 | Kosho Ko | Forming method of ball shaped member of ball valve |
CN1111112C (en) * | 1998-11-16 | 2003-06-11 | 吴乐瑞 | Production method of ball valve |
CN2490374Y (en) * | 2001-06-22 | 2002-05-08 | 沈海星 | Closed hollow ball valve |
Also Published As
Publication number | Publication date |
---|---|
CN1707146A (en) | 2005-12-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Huacheng Valve Co., Ltd. Assignor: Zhejiang University of Technology Contract fulfillment period: 2008.8.5 to 2024.6.9 contract change Contract record no.: 2008330000156 Denomination of invention: Production method of valve core of ball valve and its special-purpose mould Granted publication date: 20071219 License type: Exclusive license Record date: 2008.8.11 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.8.5 TO 2024.6.9 Name of requester: NINGBO HUA CHENG VALVE CO. Effective date: 20080811 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071219 Termination date: 20140610 |
|
EXPY | Termination of patent right or utility model |