CN201705960U - Material angle valve with valve stem and valve core double-guide structures - Google Patents
Material angle valve with valve stem and valve core double-guide structures Download PDFInfo
- Publication number
- CN201705960U CN201705960U CN2010202337110U CN201020233711U CN201705960U CN 201705960 U CN201705960 U CN 201705960U CN 2010202337110 U CN2010202337110 U CN 2010202337110U CN 201020233711 U CN201020233711 U CN 201020233711U CN 201705960 U CN201705960 U CN 201705960U
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- valve
- angle
- angle valve
- protection against
- against erosion
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- Expired - Lifetime
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Abstract
The utility model relates to an industrial material angle valve with valve stem and valve core double-guide structures, which comprises an angle valve body, an angle valve seat, a valve stem, a valve core, a flush prevention pipe seat and a flush prevention pipe. The angle valve body is connected with the angle valve seat; a sealing gasket is arranged between the angle valve body and the angle valve seat; the flush prevention pipe seat is mounted at the connecting position of the angle valve body and the angle valve seat; the valve core is fixedly mounted on the valve stem; guide blades are fixedly mounted on the valve core; and the guide blades match with an inner hole of a valve hole in a circular arc guiding manner. Compared with the prior art, the industrial material angle valve has the advantages of greatly improving dynamic stability of the material angle valve, avoiding surface ablation and abrasion of the valve stem caused by medium flush, and avoiding unsmooth stagnation caused by bending and deforming of the valve stem.
Description
Technical field
The utility model 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 purpose of this utility model 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.
The technological scheme that provides according to the utility model, 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 utility model has the following advantages:
1, adopt valve rod, valve core dual-guiding structure, improved the dynamic stability of material angle valve of the present utility model 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 utility model.
Fig. 2 is the enlarged view of I part among Fig. 1.
Embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
As shown in the figure, the utility model 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.
The utility model working principle is as follows:
The utility model 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 |
|---|---|---|---|
| CN2010202337110U CN201705960U (en) | 2010-06-13 | 2010-06-13 | Material angle valve with valve stem and valve core double-guide structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202337110U CN201705960U (en) | 2010-06-13 | 2010-06-13 | Material angle valve with valve stem and valve core double-guide structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201705960U true CN201705960U (en) | 2011-01-12 |
Family
ID=43443116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202337110U Expired - Lifetime CN201705960U (en) | 2010-06-13 | 2010-06-13 | Material angle valve with valve stem and valve core double-guide structures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201705960U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865322A (en) * | 2010-06-13 | 2010-10-20 | 无锡智能自控工程有限公司 | Material angle valve with valve stem and valve core dual-guiding structure |
| CN102927298A (en) * | 2012-11-15 | 2013-02-13 | 无锡智能自控工程股份有限公司 | Extended disc type adherent angle valve with structure preventing outrush of broken valve rod |
-
2010
- 2010-06-13 CN CN2010202337110U patent/CN201705960U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865322A (en) * | 2010-06-13 | 2010-10-20 | 无锡智能自控工程有限公司 | Material angle valve with valve stem and valve core dual-guiding structure |
| CN102927298A (en) * | 2012-11-15 | 2013-02-13 | 无锡智能自控工程股份有限公司 | Extended disc type adherent angle valve with structure preventing outrush of broken valve rod |
| CN102927298B (en) * | 2012-11-15 | 2014-07-02 | 无锡智能自控工程股份有限公司 | Extended disc type adherent angle valve with structure preventing outrush of broken valve rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110112 Effective date of abandoning: 20111116 |