CN104358900A - One-way valve - Google Patents
One-way valve Download PDFInfo
- Publication number
- CN104358900A CN104358900A CN201410603971.5A CN201410603971A CN104358900A CN 104358900 A CN104358900 A CN 104358900A CN 201410603971 A CN201410603971 A CN 201410603971A CN 104358900 A CN104358900 A CN 104358900A
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- Prior art keywords
- valve body
- outlet
- flange
- upper valve
- lower valve
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/04—Check valves with guided rigid valve members shaped as balls
- F16K15/048—Ball features
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention relates to a one-way valve. The one-way valve comprises an outlet flange, an upper valve body, a spherical valve core, a lower valve body and an inlet flange, wherein outlet flange through holes are formed in the outlet flange, and inlet flange through holes are formed in the inlet flange; upper valve body through holes and a liquid outlet are formed in the upper valve body, and liquid passages which are communicated with the liquid outlet are formed between upper valve body guide plates; lower valve body through holes and a liquid inlet are formed in the lower valve body, and the liquid inlet is formed in the bottom of a lower valve body pit. When inlet pressure is less than or equal to outlet pressure, the spherical valve core falls on the lower valve body pit in the bottom of the lower valve body to block the liquid inlet, and under the dual function of gravity and the outlet pressure, the spherical valve core and the outlet of the lower valve body pit are closely joined and sealed. The one-way valve disclosed by the invention has the benefits of simple and practical structure, good corrosion resistance property, good abrasion resistance property, good sealing property and long service life, and the one-way valve is used for various sizing agents especially for sizing agents containing granules.
Description
Technical field
The present invention relates to valve field, particularly a kind of one-way valve.
Background technique
Current one-way valve mainly drives valve core reset by the spring in valve body or other resetting-mechanism; realize the object of flowing medium one-way flow on pipeline or equipment; existing technical characterstic is that valve body structure is complicated, cost is higher; particularly the solid content of fluid medium and size of grain require higher; when carrying the various slurry containing particle; resetting-mechanism is easily stuck or blocks and cause failure of check valve, and the particle in slurry can cause valve internal structural wear and lose efficacy.
Summary of the invention
The object of the invention is to the deficiency overcoming prior art existence, and provide a kind of simple and practical, corrosion resistance and good, abrasion resistance properties is good, good seal performance, the one-way valve particularly containing particle slurry for various slurry of long service life.
The object of the invention is to have come by following technical solution.This one-way valve, comprise outlet(discharge) flange, upper valve body, spherical valve core, lower valve body and suction flange, outlet(discharge) flange is connected with outlet conduit, and suction flange is connected with inlet pipeline, outlet(discharge) flange is provided with outlet(discharge) flange through hole, and suction flange is provided with suction flange through hole; Upper valve body is provided with upper valve body through hole and liquid outlet, is provided with upper valve body guide plate and upper valve body limiting board inside upper valve body, forms the fluid passage be connected with liquid outlet between each upper valve body guide plate; Lower valve body is provided with lower valve hole and liquid entering hole, lower valve body guide plate and lower valve body pit is provided with inside lower valve body, liquid entering hole is arranged on the bottom of lower valve body pit, and the diameter of pit is greater than the size of spherical valve core, and the diameter of liquid entering hole and liquid outlet is less than the size of spherical valve core; Outlet(discharge) flange, upper valve body, lower valve body and suction flange are fixedly linked by outlet(discharge) flange through hole, upper valve body through hole, lower valve hole and suction flange through hole by bolt; When inlet pressure is less than or equal to outlet pressure, spherical valve core drops on the lower valve body pit of lower body base, blocks liquid entering hole, and under the double action of gravity and outlet pressure, spherical valve core seals with closely knit joint of the outlet of lower valve body pit; When inlet pressure is greater than outlet pressure, liquid or slurry are by spherical valve core jack-up, and spherical valve core is blocked by the upper valve body limiting board inside upper valve body, cannot from passing upper valve body; And liquid or slurry from the fluid passage between the lower valve body guide plate of lower valve body through lower valve body, from the fluid passage between the upper valve body guide plate of upper valve body through upper valve body, and flow out from the liquid outlet on upper valve body top.
As preferably, described upper valve body guide plate and upper valve body limiting board circumferentially interval are arranged.
As preferably, the inner and joint of described outlet conduit, outlet(discharge) flange, upper valve body, lower valve body, suction flange and inlet pipeline is all lining with antiwear and anticorrosive material.
As preferably, described spherical valve core is that flexible wear anticorrosive material adds counterweight and makes.
The present invention can produce following good effect compared with the prior art: the inlet size that the present invention designs valve body lower portion is at present less than the size of spherical valve core, when inlet pressure is less than or equal to outlet pressure, spherical valve core drops on the pit of lower body base, block liquid entering hole, under the double action of gravity and outlet pressure, the closely knit joint of outlet of spherical valve core and lower body base pit, plays good sealing effect, stops liquid or slurry to be flowed out from import from one-way valved outlet by valve body.When inlet pressure is greater than outlet pressure, liquid or slurry are by spherical valve core jack-up; Spherical valve core is blocked by the limiting board inside upper valve body, cannot from passing upper valve body; And liquid or slurry between the guide plate of lower valve body through lower valve body, between the guide plate of upper valve body through upper valve body, and to flow out from the liquid outlet on upper valve body top, realize liquid or slurry from check valve inlet by valve body from outlet outflow.The present invention is simple and practical, corrosion resistance and good, can be widely used in the various slurry containing particle of conveying.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of better embodiment of the present invention.
Fig. 2 is the structural representation of lower valve body in Fig. 1;
Fig. 3 is the structural representation of upper valve body in Fig. 1.
Description of reference numerals: outlet conduit 1, outlet(discharge) flange 2, outlet(discharge) flange through hole 2-1, upper valve body 3, upper valve body guide plate 3-1, upper valve body limiting board 3-2, liquid outlet 3-3, upper valve body through hole 3-4, spherical valve core 4, lower valve body 5, lower valve body pit 5-1, liquid entering hole 5-2, lower valve body guide plate 5-3, lower valve hole 5-4, suction flange 6, suction flange through hole 6-1, inlet pipeline 7.
Embodiment
Below in conjunction with accompanying drawing, detailed introduction is done to the present invention:
As Figure 1-3, this one-way valve, comprise outlet(discharge) flange 2, upper valve body 3, spherical valve core 4, lower valve body 5 and suction flange 6, outlet(discharge) flange 2 is connected with outlet conduit 1, suction flange 6 is connected with inlet pipeline 7, outlet(discharge) flange 2 is provided with outlet(discharge) flange through hole 2-1, and suction flange 6 is provided with suction flange through hole 6-1; Upper valve body 3 is provided with upper valve body through hole 3-4 and liquid outlet 3-3, upper valve body guide plate 3-1 and upper valve body limiting board 3-2 is provided with inside upper valve body 3, described upper valve body guide plate 3-1 and upper valve body limiting board 3-2 circumferentially interval is arranged, and forms the fluid passage be connected with liquid outlet 3-3 between each upper valve body guide plate 3-1.Lower valve body 5 is provided with lower valve hole 5-4 and liquid entering hole 5-2, lower valve body guide plate 5-3 and lower valve body pit 5-1 is provided with inside lower valve body 5, liquid entering hole 5-2 is arranged on the bottom of lower valve body pit 5-1, the diameter of pit 5-1 is greater than the size of spherical valve core 4, and the diameter of liquid entering hole 5-2 and liquid outlet 3-3 is less than the size of spherical valve core 4; Outlet(discharge) flange 2, upper valve body 3, lower valve body 5 and suction flange 6 are fixedly linked by outlet(discharge) flange through hole 2-1, upper valve body through hole 3-4, lower valve hole 5-4 and suction flange through hole 6-1 by bolt.
When inlet pressure is less than or equal to outlet pressure, spherical valve core 4 drops on the lower valve body pit 5-1 bottom lower valve body 5, blocks liquid entering hole 5-2, under the double action of gravity and outlet pressure, and the closely knit joint of outlet of spherical valve core 4 and lower valve body pit 5-1; , play good sealing effect, stop liquid or slurry to be flowed out from import by valve body from one-way valved outlet.When inlet pressure is greater than outlet pressure, liquid or slurry are by spherical valve core 4 jack-up, and spherical valve core 4 is blocked by the upper valve body limiting board 3-2 inside upper valve body 3, cannot from passing upper valve body 3; And liquid or slurry from the fluid passage between the lower valve body guide plate 5-3 of lower valve body 5 through lower valve body 5, from the fluid passage between the upper valve body guide plate 3-1 of upper valve body 3 through upper valve body 3, and flow out from the liquid outlet 3-3 on upper valve body 3 top, realize liquid or slurry and flowed out from outlet by valve body from check valve inlet.
Described outlet conduit 1, outlet(discharge) flange 2, upper valve body 3, lower valve body 5, suction flange 6 and inlet pipeline 7 inside and joint are all lining with antiwear and anticorrosive material.
Described spherical valve core 4 is made for flexible wear anticorrosive material adds counterweight.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that the ordinary skill of related domain just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art on the basis of existing technology by the available technological scheme of logical analysis, reasoning, or a limited experiment, all should fall within the scope of protection of the present invention under this invention's idea.
Claims (4)
1. an one-way valve, it is characterized in that: comprise outlet(discharge) flange (2), upper valve body (3), spherical valve core (4), lower valve body (5) and suction flange (6), outlet(discharge) flange (2) is connected with outlet conduit (1), suction flange (6) is connected with inlet pipeline (7), outlet(discharge) flange (2) is provided with outlet(discharge) flange through hole (2-1), and suction flange (6) is provided with suction flange through hole (6-1); Upper valve body (3) is provided with upper valve body through hole (3-4) and liquid outlet (3-3), upper valve body (3) inner side is provided with upper valve body guide plate (3-1) and upper valve body limiting board (3-2), forms the fluid passage be connected with liquid outlet (3-3) between each upper valve body guide plate (3-1); Lower valve body (5) is provided with lower valve hole (5-4) and liquid entering hole (5-2), lower valve body (5) inner side is provided with lower valve body guide plate (5-3) and lower valve body pit (5-1), liquid entering hole (5-2) is arranged on the bottom of lower valve body pit (5-1), the diameter of pit (5-1) is greater than the size of spherical valve core (4), and the diameter of liquid entering hole (5-2) and liquid outlet (3-3) is less than the size of spherical valve core (4); Outlet(discharge) flange (2), upper valve body (3), lower valve body (5) and suction flange (6) are fixedly linked by outlet(discharge) flange through hole (2-1), upper valve body through hole (3-4), lower valve hole (5-4) and suction flange through hole (6-1) by bolt; When inlet pressure is less than or equal to outlet pressure, spherical valve core (4) drops on the lower valve body pit (5-1) of lower valve body (5) bottom, block liquid entering hole (5-2), under the double action of gravity and outlet pressure, spherical valve core (4) seals with closely knit joint of outlet of lower valve body pit (5-1); When inlet pressure is greater than outlet pressure, liquid or slurry are by spherical valve core (4) jack-up, spherical valve core (4) is blocked by the upper valve body limiting board (3-2) of upper valve body (3) inner side, cannot from passing upper valve body (3); And liquid or slurry from the fluid passage between the lower valve body guide plate (5-3) of lower valve body (5) through lower valve body (5), from the fluid passage between the upper valve body guide plate (3-1) of upper valve body (3) through upper valve body (3), and flow out from the liquid outlet (3-3) on upper valve body (3) top.
2. one-way valve according to claim 1, is characterized in that: described upper valve body guide plate (3-1) and upper valve body limiting board (3-2) circumferentially interval are arranged.
3. one-way valve according to claim 1, is characterized in that: described outlet conduit (1), outlet(discharge) flange (2), upper valve body (3), lower valve body (5), suction flange (6) and inlet pipeline (7) inside and joint are all lining with antiwear and anticorrosive material.
4. one-way valve according to claim 1, is characterized in that: described spherical valve core (4) is made for flexible wear anticorrosive material adds counterweight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410603971.5A CN104358900B (en) | 2014-10-31 | 2014-10-31 | A kind of check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410603971.5A CN104358900B (en) | 2014-10-31 | 2014-10-31 | A kind of check valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104358900A true CN104358900A (en) | 2015-02-18 |
| CN104358900B CN104358900B (en) | 2016-11-30 |
Family
ID=52526191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410603971.5A Active CN104358900B (en) | 2014-10-31 | 2014-10-31 | A kind of check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104358900B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571217A (en) * | 2016-03-01 | 2016-05-11 | 南京信息工程大学 | Bionic artificial larynx energy-saving device refrigerator energy-saving pressure-maintaining system |
| CN105686701A (en) * | 2016-03-11 | 2016-06-22 | 邓雅文 | Pressure control valve applied to negative-pressure food processor |
| CN106090425A (en) * | 2016-06-17 | 2016-11-09 | 广州凯亨阀门有限公司 | A kind of general valve protection device |
| CN106369196A (en) * | 2016-08-26 | 2017-02-01 | 湖北省端胜实业有限公司 | Check ash valve used for sound wave ash blower |
| CN110056685A (en) * | 2019-05-05 | 2019-07-26 | 珠海格力电器股份有限公司 | Check valve mechanism, drainage device and air conditioning system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3006841A1 (en) * | 1980-02-23 | 1981-09-03 | Atomac Dieter Brütsch KG, 4422 Ahaus | Stop valve for gas controlled liquid discharge from container - has ball and cup inside cage incorporating valve seat, between flanged muffs |
| CN2418325Y (en) * | 2000-03-23 | 2001-02-07 | 钟旭东 | Fully-closed back-falling type check valve |
| CN2636013Y (en) * | 2003-08-14 | 2004-08-25 | 于永刚 | Ball check valve |
| CN202972040U (en) * | 2012-12-30 | 2013-06-05 | 新疆独山子天利高新技术股份有限公司 | High viscosity fluid check valve |
| CN204127401U (en) * | 2014-10-31 | 2015-01-28 | 三门三友冶化技术开发有限公司 | One-way valve |
-
2014
- 2014-10-31 CN CN201410603971.5A patent/CN104358900B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3006841A1 (en) * | 1980-02-23 | 1981-09-03 | Atomac Dieter Brütsch KG, 4422 Ahaus | Stop valve for gas controlled liquid discharge from container - has ball and cup inside cage incorporating valve seat, between flanged muffs |
| CN2418325Y (en) * | 2000-03-23 | 2001-02-07 | 钟旭东 | Fully-closed back-falling type check valve |
| CN2636013Y (en) * | 2003-08-14 | 2004-08-25 | 于永刚 | Ball check valve |
| CN202972040U (en) * | 2012-12-30 | 2013-06-05 | 新疆独山子天利高新技术股份有限公司 | High viscosity fluid check valve |
| CN204127401U (en) * | 2014-10-31 | 2015-01-28 | 三门三友冶化技术开发有限公司 | One-way valve |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571217A (en) * | 2016-03-01 | 2016-05-11 | 南京信息工程大学 | Bionic artificial larynx energy-saving device refrigerator energy-saving pressure-maintaining system |
| CN105686701A (en) * | 2016-03-11 | 2016-06-22 | 邓雅文 | Pressure control valve applied to negative-pressure food processor |
| CN106090425A (en) * | 2016-06-17 | 2016-11-09 | 广州凯亨阀门有限公司 | A kind of general valve protection device |
| CN106369196A (en) * | 2016-08-26 | 2017-02-01 | 湖北省端胜实业有限公司 | Check ash valve used for sound wave ash blower |
| CN110056685A (en) * | 2019-05-05 | 2019-07-26 | 珠海格力电器股份有限公司 | Check valve mechanism, drainage device and air conditioning system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104358900B (en) | 2016-11-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| CB02 | Change of applicant information |
Address after: 317103 Zhejiang Province, Taizhou City, the county side of the pavilion Industrial Development Zone Applicant after: SANMEN SANYOU TECHNOLOGY CO., LTD. Address before: 317103 Industrial Park, Ting Ting, three counties, Zhejiang, Taizhou Applicant before: Sanmen Sanyou Metallurgy & Chemical Technologies Co., Ltd. |
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| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |