CN204061923U - A kind of wear-resisting resistance to erosion valve - Google Patents
A kind of wear-resisting resistance to erosion valve Download PDFInfo
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- CN204061923U CN204061923U CN201420496065.5U CN201420496065U CN204061923U CN 204061923 U CN204061923 U CN 204061923U CN 201420496065 U CN201420496065 U CN 201420496065U CN 204061923 U CN204061923 U CN 204061923U
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Abstract
The utility model provides a kind of wear-resisting resistance to erosion valve, comprises base, valve component, valve body, adjusting head, valve rod, sleeve, valve gap and feeding port, and wherein, valve body is provided with an inlet channel; Sleeve through valve body certain length, is formed with the diversion division being positioned at inlet channel along its central axis and towards base direction, and is provided with on this diversion division sidewall and at least onely flows through and the flow-guiding mouth be connected with inlet channel for medium; Valve component, between base and described valve body, is formed with the cavity that runs through valve component in it, the two ends of this cavity are connected with the outlet flow of diversion division and base respectively.Implement the utility model embodiment, it is easy to maintenance, reduce noise, and wear-resisting resistance to erosion, long service life.
Description
Technical field
The utility model relates to valve technology field, particularly relates to a kind of wear-resisting resistance to erosion valve.
Background technique
At present, in Coal Chemical Industry, particularly need in Coal Chemical Industry gasification installation to use a large amount of wear-resisting resistance to erosion valves, especially for the Heisui River containing coal-water slurry gasification, grey aqueous medium, and the operating mode of the powder medium of the dry coal powder gasification technique such as shell, use conventional modulating valve to wash away to regulate rate-of flow and medium the pressure brought, there is following shortcoming in it: 1, medium easily fouling in runner, forms the obstruction to runner; 2, runner and runner housing easily washed away by high-speed Medium and penetrate the harm that formed; 3, adjusting head is very easily washed away by high-speed Medium and damages; 4, valve rod is not cleaned in time, easily stuck and can not dexterous actions; 5, during high pressure, medium and runner easily form resonance, produce great noise.Therefore, existing modulating valve fault is many, maintenance rate is high, cannot meet Heisui River in gasification installation, grey aqueous medium and high-pressure powder medium reliable adjustment and normally use, more cannot meet the requirement of Coal Chemical Industry high speed development.
Summary of the invention
The utility model embodiment technical problem to be solved is, provides a kind of wear-resisting resistance to erosion valve, and it is easy to maintenance, reduce noise, and wear-resisting resistance to erosion, long service life.
In order to solve the problems of the technologies described above, the utility model embodiment provides a kind of wear-resisting resistance to erosion valve, and comprise base, valve component, valve body, adjusting head, valve rod, sleeve, valve gap and feeding port, described valve body is provided with an inlet channel;
Described sleeve passes described valve body certain length along its central axis and towards described base direction, be formed with the diversion division being positioned at described inlet channel, and be provided with on described diversion division sidewall and at least onely flow through and the flow-guiding mouth be connected with described inlet channel for medium;
Described valve component, between described base and described valve body, is formed with the cavity that runs through described valve component in it, described cavity two ends be connected with the outlet flow of described diversion division and described base respectively.
Wherein, described inlet channel comprises the leading inlet runner and rear end inlet channel that are connected; Wherein,
Described leading inlet runner is linearly, and the central axis of its central axis and described sleeve is perpendicular;
The curved shape of described rear end inlet channel, its one end be connected with described flow-guiding mouth is lower than the other end be connected with described leading inlet runner, and described rear end inlet channel bends along deviating from described base direction, and the radian angle be bent to form is towards described base.
Wherein, the central axis of described outlet flow and the central axis of described sleeve are same axis.
Wherein, described valve component is provided with the valve seat of described cavity and is embedded with the lining of described valve seat in comprising; Wherein, its one end towards described outlet flow of described lining is provided with a venturi diffusing opening, and described venturi diffusing opening is horn-like and along increasing gradually towards diameter on described outlet flow direction.
Wherein, described lining also comprises the flange on disposed therein partial outer face, and described flange is connected with described valve seal respectively by Upper gasket and is connected with described base seal by lower levelling plate.
Wherein, described valve seat is made by Tungsten carbite, and described lining is made by stainless steel.
Wherein, described sleeve also comprises and to match with described adjusting head and for the sharp plane of clean described adjusting head.
Wherein, described wear-resisting resistance to erosion valve also comprises the combined elastic circle be arranged between described sleeve and described valve rod; Wherein, described combined elastic circle comprises metal inner ring and nonmetal outer ring, and the outer surface of described nonmetal outer ring and described valve rod sidewall fits together.
Wherein, when described nonmetal outer ring departs from the outer surface of described valve rod sidewall, described metal inner ring will move along tightening up towards described valve rod radial direction, and described nonmetal outer ring is fit together with the outer surface of described valve rod sidewall always.
Wherein, described adjusting head is formed with an endoporus, and described valve rod is formed with an interior threaded hole, adopts bolt through the endoporus of described adjusting head, and the interior threaded hole inserting described valve rod is connected with described threaded stem, and locating stud is adopted described adjusting head and described valve rod to be fixed further.
Implement the utility model embodiment, there is following beneficial effect:
1, in the utility model embodiment, because the leading inlet runner in inlet channel is linearly, its central axis and outlet flow central axis upright, and rear end inlet channel is large arc, is directly connected with outlet flow by the cavity of valve component, whole runner does not arrange lumen, medium is made not have middle delay and directly flow to outlet flow, and due to the existence of front and back pressure reduction, swiftly flowing medium directly cleans automatically to adjusting head and valve seat, stop the generation blocked;
2, in the utility model embodiment, due to the first straight line rear arc of inlet channel, add the flow path of medium, further slow down the flowing velocity of medium, thus reduce runner and runner housing is easily washed and penetrates formed harm, improve the working life of runner and runner housing;
3, in the utility model embodiment, owing to adopting resistance to erosion, the valve seat that wear-resisting tungsten carbide material is made and to have pliability good, the stainless steel lining of high strength characteristics, valve component is possessed resistance to erosion, the durability characteristics of wear-resisting and high strength, decrease the harm that medium is formed valve component, and because arranging of diffusing opening on lining can make medium rapid diffusion and atomization, prevent from being formed the jet that gathers and produce very big collapsing force, avoid pipeline near Bushing outlet and annex suffers damage, improve the working life of pipeline near valve component and outlet flow and annex,
4, in the utility model embodiment, its apparatus structure is simple, convenient disassembly, thus convenient for maintaining is safeguarded.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, the accompanying drawing obtaining other according to these accompanying drawings still belongs to category of the present utility model.
The sectional structure schematic diagram of the wear-resisting resistance to erosion valve that Fig. 1 provides for the utility model embodiment;
Fig. 2 is A point close-up schematic view in Fig. 1;
The linkage structure cross-sectional schematic of adjusting head and valve rod in the wear-resisting resistance to erosion valve that Fig. 3 provides for the utility model embodiment;
The perspective view of the wear-resisting resistance to erosion valve middle sleeve that Fig. 4 provides for the utility model embodiment;
Fig. 4 a be in Fig. 4 A-A to cross-sectional schematic;
Fig. 4 b is C point close-up schematic view in Fig. 4 a;
Fig. 5 is B point close-up schematic view in Fig. 1;
The plane structure schematic diagram of combined elastic circle in the wear-resisting resistance to erosion valve that Fig. 6 provides for the utility model embodiment;
Fig. 7 be in Fig. 6 B-B to cross-sectional schematic.
Wherein: 1-base, 11-outlet flow, 2-valve component, 20-cavity, 21-valve seat, 22-lining, 23-venturi diffusing opening, 24-flange, 3-valve body, 31-inlet channel, 311-leading inlet runner, 312-rear end inlet channel, 4-adjusting head, 41-bolt, 42-locating stud, 5-valve rod, 6-sleeve, 61-diversion division, 611-flow-guiding mouth, 612-sharp plane, 7-valve gap, 8-feeding port, 9-Upper gasket, 10-lower levelling plate, 12-combined elastic circle, 121-metal inner ring, the nonmetal outer ring of 122-.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figures 1 to 7, the utility model embodiment provides a kind of wear-resisting resistance to erosion valve, comprise base 1, valve component 2, valve body 3, adjusting head 4, valve rod 5, sleeve 6, valve gap 7 and feeding port 8, valve rod 5 and adjusting head 4 match, the two central axis is all installed in sleeve 6 with the central axes of valve component 2, sleeve 6 is clamped and is fixed between valve body 3 and valve gap 7, and feeding port 8 is installed in the chamber that valve gap 7 and valve rod 5 form; Wherein, valve body 3 is provided with an inlet channel 31;
Sleeve 6 through valve body 3 certain length, is formed with the diversion division 61 being positioned at inlet channel 31 along its central axis and towards base 1 direction, and is provided with on diversion division 61 sidewall and at least onely flows through and the flow-guiding mouth 611 be connected with inlet channel 31 for medium; Certainly, this its opening direction of flow-guiding mouth 611 is good towards inlet channel 31 direction, making like this in the middle of medium can not too much in the delay of sleeve 6 outer surface, and this flow-guiding mouth 611 is towards inlet channel 31 direction and deviate from inlet channel 31 direction and all offer one or more flow-guiding mouth 611 even; Be understandable that, determine after the quantity of flow-guiding mouth 61 and large I are calculated by engineering staff's flow according to actual needs;
Valve component 2, between base 1 and valve body 3, is formed with the cavity 20 that runs through valve component in it, cavity 20 two ends be connected with the outlet flow 11 of diversion division 61 and base 1 respectively; Owing to not being provided with for for the lumen of media flow in the body 2, medium is made not have middle delay and the cavity 20 that directly flows through valve component 2 flows to outlet flow 11.
In order to increase the flow path of medium further, slow down the flowing velocity of medium, thus reduce runner and runner housing is easily washed and penetrates formed harm, improve the working life of runner and runner housing, be set to inlet channel 31 to comprise the leading inlet runner 311 and rear end inlet channel 312 that are connected; Wherein, leading inlet runner 311 is linearly, and the central axis of its central axis and sleeve 6 is perpendicular; The curved shape of rear end inlet channel 312, its one end be connected with flow-guiding mouth 61 is lower than the other end be connected with leading inlet runner 311, and rear end inlet channel 312 bends along deviating from base 1 direction, and the radian angle be bent to form is towards base 1.It should be noted that the one end be connected with flow-guiding mouth 61 is that two ends contrast relative to the height and position of wear-resisting resistance to erosion valve lower than the other end institute reference standard be connected with leading inlet runner 311.
For the ease of the quick outflow of medium, the central axis of outlet flow 11 and the central axis of sleeve 6 are same axis, and medium is flowed out fast along vertical line direction (i.e. the central axial direction of valve rod 5), reduce medium and are trapped in outlet flow 11.
Owing to saving the lumen of valve body 2, medium can direct washout valve holder assembly 2, wherein, be provided with the valve seat 21 of cavity 20 in valve component 2 comprises and be embedded with the lining 22 of this valve seat 21, in order to extend the working life of valve component 2, in valve component 2, therefore adopt the valve seat 21 that the whole tungsten carbide of wear-resisting resistance to erosion is made and the lining 22 adopting stainless steel to be made.It should be noted that one end of this valve seat 21 should be resisted against the lower end (namely towards the one end in base 1 direction) of sleeve 6, these just can play the effect of wear-resisting resistance to erosion.
Further, in order to ensure medium rapid diffusion and atomization, prevent from being formed the jet that gathers and produce very big collapsing force, avoid lining 22 and export neighbouring pipeline and annex suffers damage, improve the working life of this pipeline and annex, therefore its one end towards outlet flow 11 of lining 22 is provided with a venturi diffusing opening 23, and venturi diffusing opening 23 is in horn-like and along increasing gradually towards diameter on outlet flow 11 direction.Further, lining 22 also comprises the rectangular flange 24 on disposed therein partial outer face, this flange 24 is tightly connected respectively by wrap style Upper gasket 9 and valve body 3 and is tightly connected by wrap style lower levelling plate 10 and base 1, thus realize medium and directly can not connect transitional surface to flange 24 and valve body 3 outlet flow 11 is washed away, ensure that valve component 2 respectively with Security and the working life of valve body 3 and base 1 junction surface.
In view of valve rod 5 and adjusting head 4 are installed in sleeve assembly 6, valve rod 5 is completely isolated with medium, sleeve 6 inside and outside circle is all through Surface hardening treatment, and adopt whole tungsten carbide material with the adjusting head 4 of medium contact, its wear-resisting, resistance to erosion, in order to realize carrying out scraping to the impurity on adjusting head 4 cylinder side wall surface and adsorbate, play the self-cleaning effect of adjusting head, sleeve 6 also comprises and to match with adjusting head 4 and for the sharp plane 612 of clean adjusting head 4.Meanwhile, adjusting head 4 is formed with an endoporus, and valve rod 5 is formed with an interior threaded hole, adopt bolt 41 through the endoporus of adjusting head 4, and the interior threaded hole inserting valve rod 5 is threaded with valve rod 5, in order to guarantee further to connect reliably, locating stud 42 is adopted adjusting head 4 and valve rod 5 to be fixed further.Be understandable that, adopt this upper dress formula structure, by removing valve gap 7, sleeve assembly 6, valve rod 5, adjusting head 4 etc. can be removed online and change, convenient for maintaining is safeguarded, shortens the maintenance maintenance time.
Wear-resisting resistance to erosion valve is also provided with the combined elastic circle 12 between sleeve 6 and valve rod 5, and this combined elastic circle 12 matches with valve rod 5 cylinder side wall surface; Wherein, combined elastic circle 12 comprises the metal inner ring 121 of high strength and resistant to elevated temperatures nonmetal outer ring 122; nonmetal outer ring 122 fits together with the outer surface of valve rod 5 sidewall; make valve rod 5 when moving like this; nonmetal outer ring 122 can the foreign material that not yet strike off of automatic erasing and clean valve rod 5; protect the clean of valve rod 5, improve stability and the working life of valve rod 5 performance.
Once after the appearance wearing and tearing of nonmetal outer ring 122, will depart from the outer surface of valve rod 5 cylinder side wall, now metal inner ring 121 is by automatically moving along tightening up towards valve rod 5 radial direction, and nonmetal outer ring 122 is fit together with the outer surface of valve rod 5 sidewall always.
Implement the utility model embodiment, there is following beneficial effect:
1, in the utility model embodiment, because the leading inlet runner in inlet channel is linearly, its central axis and outlet flow central axis upright, and rear end inlet channel is large arc, is directly connected with outlet flow by the cavity of valve component, whole runner does not arrange lumen, medium is made not have middle delay and directly flow to outlet flow, and due to the existence of front and back pressure reduction, swiftly flowing medium directly cleans automatically to adjusting head and valve seat, stop the generation blocked;
2, in the utility model embodiment, due to the first straight line rear arc of inlet channel, add the flow path of medium, further slow down the flowing velocity of medium, thus reduce runner and runner housing is easily washed and penetrates formed harm, improve the working life of runner and runner housing;
3, in the utility model embodiment, owing to adopting resistance to erosion, the valve seat that wear-resisting tungsten carbide material is made and to have pliability good, the stainless steel lining of high strength characteristics, valve component is possessed resistance to erosion, the durability characteristics of wear-resisting and high strength, decrease the harm that medium is formed valve component, and because arranging of diffusing opening on lining can make medium rapid diffusion and atomization, prevent from being formed the jet that gathers and produce very big collapsing force, avoid pipeline near Bushing outlet and annex suffers damage, improve the working life of pipeline near valve component and outlet flow and annex,
4, in the utility model embodiment, its apparatus structure is simple, convenient disassembly, thus convenient for maintaining is safeguarded.
Above disclosedly be only a kind of preferred embodiment of the utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (10)
1. a wear-resisting resistance to erosion valve, comprise base (1), valve component (2), valve body (3), adjusting head (4), valve rod (5), sleeve (6), valve gap (7) and feeding port (8), it is characterized in that, described valve body (3) is provided with an inlet channel (31);
Described sleeve (6) passes described valve body (3) certain length along its central axis and towards described base (1) direction, be formed with the diversion division (61) being positioned at described inlet channel (31), and be provided with on described diversion division (61) sidewall and at least onely flow through and the flow-guiding mouth (611) be connected with described inlet channel (31) for medium;
Described valve component (2) is positioned between described base (1) and described valve body (3), be formed with the cavity (20) that runs through described valve component (2) in it, the two ends of described cavity (20) are connected with the flow-guiding mouth 611 of described diversion division (61) and the outlet flow (11) of described base (1) respectively.
2. wear-resisting resistance to erosion valve as claimed in claim 1, is characterized in that, described inlet channel (31) comprises the leading inlet runner (311) and rear end inlet channel (312) that are connected; Wherein,
Described leading inlet runner (311) is linearly, and the central axis of its central axis and described sleeve (6) is perpendicular;
Described rear end inlet channel (312) curved shape, its one end be connected with described flow-guiding mouth (61) is lower than the other end be connected with described leading inlet runner (311), and described rear end inlet channel (312) bends along deviating from described base (1) direction, and the radian angle be bent to form is towards described base (1).
3. wear-resisting resistance to erosion valve as claimed in claim 2, is characterized in that, the central axis of described outlet flow (11) and the central axis of described sleeve (6) are same axis.
4. wear-resisting resistance to erosion valve as claimed in claim 1, is characterized in that, is provided with the valve seat (21) of described cavity (20) and is embedded with the lining (22) of described valve seat (21) in described valve component (2) comprises; Wherein, described lining (22) is provided with a venturi diffusing opening (23) towards one end of described outlet flow (11), and described venturi diffusing opening (23) is in horn-like and along increasing gradually towards diameter on described outlet flow (11) direction.
5. wear-resisting resistance to erosion valve as claimed in claim 4, it is characterized in that, described lining (22) also comprises the flange (24) on disposed therein partial outer face, and described flange (24) is tightly connected respectively by Upper gasket (9) and described valve body (3) and is tightly connected by lower levelling plate (10) and described base (1).
6. wear-resisting resistance to erosion valve as claimed in claim 5, is characterized in that, described valve seat (21) is made by Tungsten carbite, and described lining (22) is made by stainless steel.
7. wear-resisting resistance to erosion valve as claimed in claim 1, is characterized in that, described sleeve (6) also comprises and to match with described adjusting head (4) and for the sharp plane (612) of clean described adjusting head (4).
8. wear-resisting resistance to erosion valve as claimed in claim 1, is characterized in that, described wear-resisting resistance to erosion valve also comprises the combined elastic circle (12) be arranged between described sleeve (6) and described valve rod (5); Wherein, described combined elastic circle (12) comprises metal inner ring (121) and nonmetal outer ring (122), and described nonmetal outer ring (122) fits together with the outer surface of described valve rod (5) sidewall.
9. wear-resisting resistance to erosion valve as claimed in claim 8, it is characterized in that, when described nonmetal outer ring (122) departs from the outer surface of described valve rod (5) sidewall, described metal inner ring (121) will tighten up motion along towards described valve rod (5) radial direction, and described nonmetal outer ring (122) is fit together with the outer surface of described valve rod (5) sidewall always.
10. wear-resisting resistance to erosion valve as claimed in claim 1, it is characterized in that, described adjusting head (4) is formed with an endoporus, described valve rod (5) is formed with an interior threaded hole, adopt bolt (41) through the endoporus of described adjusting head (4), and the interior threaded hole inserting described valve rod (5) is threaded with described valve rod (5), and locating stud (42) is adopted described adjusting head (4) and described valve rod (5) to be fixed further.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420496065.5U CN204061923U (en) | 2014-08-29 | 2014-08-29 | A kind of wear-resisting resistance to erosion valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420496065.5U CN204061923U (en) | 2014-08-29 | 2014-08-29 | A kind of wear-resisting resistance to erosion valve |
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| CN204061923U true CN204061923U (en) | 2014-12-31 |
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| CN201420496065.5U Active CN204061923U (en) | 2014-08-29 | 2014-08-29 | A kind of wear-resisting resistance to erosion valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214352A (en) * | 2014-08-29 | 2014-12-17 | 超达阀门集团股份有限公司 | Wear-resistant and scour-resistant valve |
| CN108105407A (en) * | 2017-12-26 | 2018-06-01 | 福斯流体控制（苏州）有限公司 | High-performance abrasion-resisting angle type control valve |
-
2014
- 2014-08-29 CN CN201420496065.5U patent/CN204061923U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214352A (en) * | 2014-08-29 | 2014-12-17 | 超达阀门集团股份有限公司 | Wear-resistant and scour-resistant valve |
| CN108105407A (en) * | 2017-12-26 | 2018-06-01 | 福斯流体控制（苏州）有限公司 | High-performance abrasion-resisting angle type control valve |
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