CN101865322B - Material angle valve with valve stem and valve core dual-guiding structure - Google Patents
Material angle valve with valve stem and valve core dual-guiding structure Download PDFInfo
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- CN101865322B CN101865322B CN2010102067900A CN201010206790A CN101865322B CN 101865322 B CN101865322 B CN 101865322B CN 2010102067900 A CN2010102067900 A CN 2010102067900A CN 201010206790 A CN201010206790 A CN 201010206790A CN 101865322 B CN101865322 B CN 101865322B
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- angle valve
- against erosion
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Abstract
The invention relates to an industrial material angle valve with a valve stem and valve core dual-guiding structure, comprising an angle valve body, an angle valve seat, a valve rod, a valve core, an anti-scour pipe seat and an anti-scour pipe, wherein the angle valve body is connected with the angle valve seat, a seal gasket is arranged between the angle valve body and the angle valve seat, the anti-scour pipe seat is arranged at the joint of the angle valve body and the angle valve seat, the valve core is fixedly installed on the valve rod, a guide blade is fixedly installed on the valve core, and the guide blade is matched with the inner hole of a valve hole in an arc guiding manner. Compared with the prior art, the invention has the advantages of greatly improving the dynamic stability of the material angle valve, avoiding surface erosion and abrasion caused by medium scouring, and avoiding jam phenomena caused by bending and deformation of the valve rod.
Description
Technical field
The present invention relates to a kind of industrial material angle valve, specifically a kind of industrial material angle valve with valve rod, valve core dual-guiding structure.
Background technique
Along with science and technology development, the industrial automation controlling level is in continuous improve, thus to the requirement of the dynamic stability of modulating valve in the process control also in continuous raising, this just proposes higher requirement to the guiding reliability of modulating valve.In prior art, material angle valve adopts spool list guide structure usually, under the medium active force, especially in high temperature, high pressure operating mode (for example PTA chemical plant installations), vibration might appear in spool, causes the valve rod bite, have a strong impact on degree of regulation, even might cause the generation of valve rod bending, crack conditions, valve rod not to have the protection against erosion design also making reduce greatly the working life of packing seal assembly, this brings great potential safety hazard for normal operation of equipment.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of and can improve valve rod, the spool dynamic stability in running greatly, thereby guaranteed the degree of regulation of product, valve rod in this guide structure has flushing preventing function simultaneously, has improved valve rod, the valve core dual-guiding structure in packing seal assembly working life greatly.
According to technological scheme provided by the invention, described material angle valve with valve rod, valve core dual-guiding structure, comprise angle valve valve body, angle valve valve seat, valve rod, spool, protection against erosion base and protection against erosion pipe, the angle valve valve seat has valve opening, the angle valve valve body is connected with the angle valve valve seat, between angle valve valve body and angle valve valve seat, has gasket seal, between angle valve valve body and angle valve valve seat joint, the protection against erosion base is installed, spool is fixedly mounted on the valve rod, be installed with guide vane on spool, described guide vane cooperates for the circular arc slide-and-guide with the valve seat endoporus.
Described guide vane is distributed on the spool circumference.
The bottom of described protection against erosion pipe is installed in the protection against erosion base, and the top of protection against erosion pipe is installed in the angle valve valve body, and the feasible valve rod that is positioned at the valve pocket section of angle valve valve body is in the protection against erosion pipe fully.
Protection against erosion base internal fixation below protection against erosion pipe bottom is provided with lining, and valve rod is installed in the lining, is provided with filler down between the bottom of the tip portion of lining and protection against erosion pipe.
Be provided with seal plug and last filler in the angle valve valve body above the tip portion of protection against erosion pipe, described seal plug and last filler are set in distance.
Compared with the prior art the present invention has the following advantages:
1, adopt valve rod, valve core dual-guiding structure, improved the dynamic stability of material angle valve of the present invention greatly, degree of regulation improves about 20%;
2, the stem guiding structure that has the protection against erosion pipe, sheet erosion, the wear phenomenon of avoiding valve rod to cause because of medium washes away have improved the sealability of filler assembly greatly, prolong working life more than 50%;
3, adopt valve rod, valve core dual-guiding structure, avoided because of the valve rod bending, be out of shape the bite phenomenon that causes, improved the safety in utilization of product;
4, novel structure, safe and reliable, easy to maintenance.
Description of drawings
Fig. 1 is an overall structure schematic representation of the present invention.
Fig. 2 is the enlarged view of I part among Fig. 1.
Embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
As shown in the figure, the present invention mainly is made of parts such as protection against erosion pipe 1, protection against erosion base 2, angle valve valve body 3, lining 4, Cock screw 5, valve rod 6, angle valve valve seat 7, spool 8, gasket seal 9, guide vane 10, following filler 11, seal plug 12 and last fillers 13.
This has the material angle valve of valve rod, valve core dual-guiding structure, comprise angle valve valve body 3, angle valve valve seat 7, valve rod 6, spool 8, protection against erosion base 2 and protection against erosion pipe 1, angle valve valve body 3 is connected with angle valve valve seat 7, between angle valve valve body 3 and angle valve valve seat 7, has gasket seal 9, between angle valve valve body 3 and angle valve valve seat 7 joints, set up protection against erosion base 2 is installed, spool 8 is fixedly mounted on the valve rod 6, be installed with guide vane 10 on spool 8, described guide vane 10 is that the circular arc guiding cooperates with angle valve valve seat 7 endoporus.
Described guide vane 10 is distributed on spool 8 circumference.
The bottom of described protection against erosion pipe 1 is installed in the protection against erosion base 2, and the top of protection against erosion pipe 1 is installed in the angle valve valve body 3, and the feasible valve rod 6 that is positioned at the valve pocket section of angle valve valve body 3 is in protection against erosion pipe 1 fully.
Be fixed with lining 4 by Cock screw 5 in the protection against erosion base 2 below protection against erosion pipe 1 bottom, valve rod 6 is installed in the lining 4, is provided with filler 11 down between the bottom of the tip portion of lining 4 and protection against erosion pipe 1.
Be provided with seal plug 12 and last filler 13 in the angle valve valve body 3 above the tip portion of protection against erosion pipe 1, described seal plug 12 is set in distance with last filler 13.
During installation, lining 4 is contained in the protection against erosion base 2, join and urgently decide screw 5 lining 4 is fixed in the protection against erosion base 2, protection against erosion base 2 and lining 4 assemblies are packed in valve body 3 locating slots, push down erosion control brush holder 2 with angle valve valve seat 7, then valve rod 6, spool 8 assembly alignment linings, 4 endoporus and angle valve valve seat 7 endoporus are in place, at last protection against erosion pipe 1 are installed to valve rod 6 from angle valve valve body 3 tops and get final product.Valve rod 6 constitutes first guiding with lining 4, and the guide vane 10 on the spool 8 constitutes second guiding with the endoporus of angle valve valve seat 7.
Working principle of the present invention is as follows:
The present invention adopts valve rod 6 and lining 4 to constitute first guiding, and the guide vane 10 on the spool 8 constitutes second guiding with the endoporus of angle valve valve seat 7.The dual-guiding structure of valve rod 6, spool 8 can increase substantially the dynamic stability of valve, guarantees the degree of regulation of valve, the working life that valve rod 6 adopts hermetically sealed protection against erosion technology to improve last filler 13 greatly.This guide structure is simple, and is safe and reliable, can increase substantially the dynamic stability of material angle valve, guarantees the degree of regulation of material angle valve, adopts the valve rod of hermetically sealed design to have flushing preventing function simultaneously, prolonged the working life of packing seal assembly greatly.
Claims (6)
1. one kind has valve rod, the material angle valve of valve core dual-guiding structure, comprise angle valve valve body (3), angle valve valve seat (7), valve rod (6), spool (8), protection against erosion base (2) and protection against erosion pipe (1), angle valve valve body (3) is connected with angle valve valve seat (7), between angle valve valve body (3) and angle valve valve seat (7), has gasket seal (9), between angle valve valve body (3) and angle valve valve seat (7) joint, protection against erosion base (2) is installed, spool (8) is fixedly mounted on the valve rod (6), it is characterized in that: be installed with guide vane (10) on spool (8), described guide vane (10) is the circular arc slide-and-guide with angle valve valve seat (7) endoporus.
2. the material angle valve with valve rod, valve core dual-guiding structure as claimed in claim 1 is characterized in that: the guide surface of described guide vane (10) is an arc surface, and guide vane (10) and angle valve valve seat (7) endoporus are for being slidingly matched.
3. the material angle valve with valve rod, valve core dual-guiding structure as claimed in claim 1 or 2 is characterized in that: described guide vane (10) is distributed on the circumference of spool (8).
4. the material angle valve with valve rod, valve core dual-guiding structure as claimed in claim 1, it is characterized in that: the bottom of described protection against erosion pipe (1) is installed in the protection against erosion base (2), the top of protection against erosion pipe (1) is installed in the angle valve valve body (3), and the feasible valve rod (6) that is positioned at the valve pocket section of angle valve valve body (3) is in protection against erosion pipe (1) fully.
5. the material angle valve with valve rod, valve core dual-guiding structure as claimed in claim 1, it is characterized in that: protection against erosion base (2) internal fixation in below, protection against erosion pipe (1) bottom is provided with lining (4), valve rod (6) is installed in the lining (4), is provided with filler (11) down between the bottom of the tip portion of lining (4) and protection against erosion pipe (1).
6. the material angle valve with valve rod, valve core dual-guiding structure as claimed in claim 1, it is characterized in that: be provided with seal plug (12) and last filler (13) in the angle valve valve body (3) above the tip portion of protection against erosion pipe (1), described seal plug (12) is set in distance with last filler (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102067900A CN101865322B (en) | 2010-06-13 | 2010-06-13 | Material angle valve with valve stem and valve core dual-guiding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102067900A CN101865322B (en) | 2010-06-13 | 2010-06-13 | Material angle valve with valve stem and valve core dual-guiding structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101865322A CN101865322A (en) | 2010-10-20 |
| CN101865322B true CN101865322B (en) | 2011-11-16 |
Family
ID=42957158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102067900A Active CN101865322B (en) | 2010-06-13 | 2010-06-13 | Material angle valve with valve stem and valve core dual-guiding structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101865322B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654199A (en) * | 2012-04-19 | 2012-09-05 | 吴忠仪表有限责任公司 | Novel black water angle valve |
| CN102927299A (en) * | 2012-11-15 | 2013-02-13 | 无锡智能自控工程股份有限公司 | Special material regulating angle valve for high-pressure hydrogenation reaction |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3138393A1 (en) * | 1981-09-26 | 1983-04-07 | Deutsche Babcock Ag, 4200 Oberhausen | Shut-off valve |
| CN2316509Y (en) * | 1997-10-07 | 1999-04-28 | 山西铝厂金山机械厂 | Internal open long rod type discharging valve |
| CN2589767Y (en) * | 2002-04-08 | 2003-12-03 | 洪恩 | Screw bolt pushing type parallel sealing angle valve |
| CN201215185Y (en) * | 2008-07-03 | 2009-04-01 | 锦州航星锦飞机电设备有限公司 | Converter angle valve |
| CN201705960U (en) * | 2010-06-13 | 2011-01-12 | 无锡智能自控工程有限公司 | Material angle valve with valve stem and valve core double-guide structures |
-
2010
- 2010-06-13 CN CN2010102067900A patent/CN101865322B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101865322A (en) | 2010-10-20 |
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| 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 | ||
| C56 | Change in the name or address of the patentee |
Owner name: WUXI SMART AUTO-CONTROL ENGINEERING CO., LTD. Free format text: FORMER NAME: WUXIN INTELLIGENT AUTOMATIC CONTROL ENGINEERING CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 214026 Jiangsu Province, Wuxi City Station District National hi tech Development Zone Economic Development Park A District No. 18 Patentee after: Wuxi Smart Auto-Control Engineering Co., Ltd. Address before: 214026, No. 18, A zone, South Station Economic Development Park, Jiang Xi Street, Wuxi, Jiangsu Patentee before: Wuxin Intelligent Automatic Control Engineering Co., Ltd. |