CN108869868B - Valve buffer device - Google Patents
Valve buffer device Download PDFInfo
- Publication number
- CN108869868B CN108869868B CN201810721226.9A CN201810721226A CN108869868B CN 108869868 B CN108869868 B CN 108869868B CN 201810721226 A CN201810721226 A CN 201810721226A CN 108869868 B CN108869868 B CN 108869868B
- Authority
- CN
- China
- Prior art keywords
- valve
- roller
- impeller
- liquid
- rocker
- 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.)
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Links
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000005260 corrosion Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 75
- 230000003139 buffering effect Effects 0.000 abstract description 26
- 239000012530 fluid Substances 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
- F16K47/023—Means in valves for absorbing fluid energy for preventing water-hammer or noise for preventing water-hammer, e.g. damping of the valve movement
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention relates to a valve buffering device which comprises a valve body, wherein a valve core, a valve seat and a valve rod are arranged in the valve body, the valve rod is connected with the valve core, the valve core corresponds to an inner cavity of the valve seat, an elastic die and a roller are sequentially arranged in the valve seat from left to right, a plurality of through holes are distributed on the elastic die, a plurality of impellers are uniformly distributed on the roller, a roller is arranged on the inner wall of the valve seat, the roller is connected to the valve seat through a shaft, the roller is directly connected with a torsion spring, and a rocker is arranged on the roller. Through setting up the impact of impeller to liquid on elasticity and the cylinder of elastic modulus, after liquid gets into the disk seat, liquid impact on the impeller and promote the impeller rotation, play the effect that blocks through the rotation of rocker to the impeller, reduce the rotational speed of impeller, carry out the buffering of third stage to liquid impact, prevent that the high pressure liquid of valve body inlet from directly striking the case, the switching-over is smooth and easy, dependable performance.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a valve buffering device.
Background
Valves are devices used in fluid systems to control the direction, pressure, and flow of a fluid. Valves allow the medium in the piping and equipment to flow or stop and control the flow rate. The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like. Valves for fluid control systems range from the simplest shut-off valves to the various valves used in extremely complex automatic control systems, which are quite diverse in variety and specification. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.
Patent number is CN201720096317.9, and the filing date is 2017-01-25, discloses a ration spheroid water regulating valve, which comprises a valve body, the valve body is hollow structure, the inner wall top of valve body is equipped with the fixing base, the fixing base is hollow structure, the fixing base internalization is equipped with the ration ball, and the ration ball extends to in the valve body, be equipped with the pillar on the ration ball, and the pillar extends to outside the valve body, be equipped with fixed slot on the pillar, be equipped with the fixed block on the valve body, the fixed block is hollow structure, the fixed block internalization is equipped with the fixed column, and the fixed column extends to outside the fixed block, the fixed column activity is located in the fixed slot, the bilateral symmetry of fixed column is equipped with the movable block, be equipped with reset spring on the movable block.
The screw thread type connecting valve is used, so that the situation that rust is difficult to rotate is avoided, the living cost of people is reduced, and the demands of people are met. However, in the reversing process of the valve, the valve core in the direction of the liquid inlet is impacted by high-pressure liquid, so that the valve core is easily impacted for a long time to be damaged, the reversing is not smooth, the performance is unreliable, the normal use of the valve is affected, and the service life of the valve is reduced.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provide a valve buffer device which can buffer a valve core in the direction of a liquid inlet of an impact valve of high-pressure liquid, so that the service life of equipment is prolonged.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows.
Valve buffer, including the valve body, its characterized in that: the valve is characterized in that a valve core, a valve seat and a valve rod are arranged in the valve body, the valve rod is connected with the valve core, the valve core corresponds to the inner cavity of the valve seat, an elastic die and a roller are sequentially arranged in the valve seat from left to right, a plurality of through holes are distributed on the elastic die, a plurality of impellers are uniformly distributed on the roller, a roller is arranged on the inner wall of the valve seat, the roller is connected onto the valve seat through a shaft, the roller is directly connected with a torsion spring, and a rocker is arranged on the roller.
The through holes are curved wavy holes.
The rocker is in an inclined state, and the top of the rocker is of an arc-shaped structure.
The upper inner side and the lower inner side of the valve seat are of arc-shaped structures, and the inner wall is coated with an anti-corrosion layer material.
The rocker is a rubber rod.
And the roller is connected with a servo motor.
The invention has the advantage that.
1. Through the elasticity of elastic modulus, carry out the buffering of first stage to liquid impact, liquid is carried out the forward impact from the through-hole, set up the impact of impeller to liquid and carry out the buffering of second stage through the cylinder, after liquid gets into the disk seat, when not contacting the case yet, liquid impact impeller is last and promote the impeller rotation, play rotatory buffering's effect to high-pressure liquid, play the effect that blocks to the rotation of impeller through the rocker, reduce impeller's rotational speed, carry out the buffering of third stage to liquid impact, the buffering of three stages is basically high-pressure liquid slows down, prevent that valve body inlet's high-pressure liquid from directly striking the case, the switching-over is smooth and easy, the dependable performance.
2. The liquid moves in a curve through the curve wavy holes, so that the impulse of the liquid is reduced.
3. The arc-shaped structure is convenient to incline and is blocked by the incline state, and the reverse impact is damaged.
4. The inner side of the impeller is in an arc-shaped structure, so that the rotation area of the impeller is increased.
5. The corrosion resistance is strong through the rubber rod.
6. The rotating speed of the impeller is conveniently controlled by a servo motor.
Drawings
Fig. 1 is a schematic structural view of the present invention.
The marks in the figure: 1. valve body, 2, case, 3, cylinder, 4, impeller, 5, rocker, 6, torsional spring, 7, disk seat, 8, valve rod, 9, elastic mould, 10, through-hole, 11, roller bearing.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the valve buffering device comprises a valve body 1, a valve core 2, a valve seat 7 and a valve rod 8 are arranged in the valve body 1, the valve rod 8 is connected with the valve core 2, the valve core 2 corresponds to an inner cavity of the valve seat 7, an elastic die 9 and a roller 3 are sequentially arranged in the valve seat 7 from left to right, a plurality of through holes 10 are distributed on the elastic die 9, a plurality of impellers 4 are uniformly distributed on the roller 3, a roller 11 is arranged on the inner wall of the valve seat 7, the roller 11 is connected onto the valve seat 7 through a shaft, the roller 11 is directly connected with a torsion spring 6 with the valve seat 7, and a rocker 5 is arranged on the roller 11.
The arrow direction of the drawing is the direction that liquid gets into valve body 1, liquid is firstly strikeed on elastic mould 9 after getting into valve body 1, play elastic buffering's effect to liquid, liquid flows into impeller 4 from the through-hole 10, and promote the rotation of impeller 4, impeller 4 drives liquid and rotates the motion, break down the straight line impulsive force of liquid into curve impulsive force, reduce the impulsive force of liquid once more, rocker 5 can elasticity stop the rotation of impeller 4, make impeller 4 rotation speed slow down, through elastic mould 9's elasticity, carry out the buffering of first stage to liquid impact, liquid is gone forward from the through-hole and is strikeed, set up the buffering of second stage to liquid impact through the impeller 4 on cylinder 3, when liquid gets into the disk seat after, liquid is gone into on impeller 4 and is promoted impeller 4 rotation when not touching yet, play rotatory buffering's effect to high-pressure liquid, through rocker 5 plays the effect of stopping to impeller 4 rotation, reduce the rotational speed of impeller 4, carry out the buffering of third stage to liquid impact, the high-pressure liquid of three stages is basically high-pressure liquid slows down, prevent the high-pressure liquid of valve body inlet to impact to the smooth and easy, the direct impact of valve core, the switching-over performance is reliable.
Example 2
As shown in fig. 1, the valve buffering device comprises a valve body 1, a valve core 2, a valve seat 7 and a valve rod 8 are arranged in the valve body 1, the valve rod 8 is connected with the valve core 2, the valve core 2 corresponds to an inner cavity of the valve seat 7, an elastic die 9 and a roller 3 are sequentially arranged in the valve seat 7 from left to right, a plurality of through holes 10 are distributed on the elastic die 9, a plurality of impellers 4 are uniformly distributed on the roller 3, a roller 11 is arranged on the inner wall of the valve seat 7, the roller 11 is connected onto the valve seat 7 through a shaft, the roller 11 is directly connected with a torsion spring 6 with the valve seat 7, and a rocker 5 is arranged on the roller 11.
The through holes 10 are curved wavy holes.
The rocker 5 is in an inclined state, and the top of the rocker is of an arc-shaped structure.
The arrow direction of the drawing is the direction that liquid gets into valve body 1, liquid is firstly strikeed on elastic mould 9 after getting into valve body 1, play elastic buffering's effect to liquid, liquid flows into impeller 4 from the through-hole 10, and promote the rotation of impeller 4, impeller 4 drives liquid and rotates the motion, break down the straight line impulsive force of liquid into curve impulsive force, reduce the impulsive force of liquid once more, rocker 5 can elasticity stop the rotation of impeller 4, make impeller 4 rotation speed slow down, through elastic mould 9's elasticity, carry out the buffering of first stage to liquid impact, liquid is gone forward from the through-hole and is strikeed, set up the buffering of second stage to liquid impact through the impeller 4 on cylinder 3, when liquid gets into the disk seat after, liquid is gone into on impeller 4 and is promoted impeller 4 rotation when not touching yet, play rotatory buffering's effect to high-pressure liquid, through rocker 5 plays the effect of stopping to impeller 4 rotation, reduce the rotational speed of impeller 4, carry out the buffering of third stage to liquid impact, the high-pressure liquid of three stages is basically high-pressure liquid slows down, prevent the high-pressure liquid of valve body inlet to impact to the smooth and easy, the direct impact of valve core, the switching-over performance is reliable.
The liquid moves in a curve through the curve wavy holes, so that the impulse of the liquid is reduced.
The arc-shaped structure is convenient to incline and is blocked by the incline state, and the reverse impact is damaged.
Example 3
As shown in fig. 1, the valve buffering device comprises a valve body 1, a valve core 2, a valve seat 7 and a valve rod 8 are arranged in the valve body 1, the valve rod 8 is connected with the valve core 2, the valve core 2 corresponds to an inner cavity of the valve seat 7, an elastic die 9 and a roller 3 are sequentially arranged in the valve seat 7 from left to right, a plurality of through holes 10 are distributed on the elastic die 9, a plurality of impellers 4 are uniformly distributed on the roller 3, a roller 11 is arranged on the inner wall of the valve seat 7, the roller 11 is connected onto the valve seat 7 through a shaft, the roller 11 is directly connected with a torsion spring 6 with the valve seat 7, and a rocker 5 is arranged on the roller 11.
The through holes 10 are curved wavy holes.
The rocker 5 is in an inclined state, and the top of the rocker is of an arc-shaped structure.
The upper and lower inner sides of the valve seat 7 are arc-shaped structures, and the inner wall is coated with an anti-corrosion layer material.
The rocker 5 is a rubber rod.
The roller 3 is connected with a servo motor.
The arrow direction of the drawing is the direction that liquid gets into valve body 1, liquid is firstly strikeed on elastic mould 9 after getting into valve body 1, play elastic buffering's effect to liquid, liquid flows into impeller 4 from the through-hole 10, and promote the rotation of impeller 4, impeller 4 drives liquid and rotates the motion, break down the straight line impulsive force of liquid into curve impulsive force, reduce the impulsive force of liquid once more, rocker 5 can elasticity stop the rotation of impeller 4, make impeller 4 rotation speed slow down, through elastic mould 9's elasticity, carry out the buffering of first stage to liquid impact, liquid is gone forward from the through-hole and is strikeed, set up the buffering of second stage to liquid impact through the impeller 4 on cylinder 3, when liquid gets into the disk seat after, liquid is gone into on impeller 4 and is promoted impeller 4 rotation when not touching yet, play rotatory buffering's effect to high-pressure liquid, through rocker 5 plays the effect of stopping to impeller 4 rotation, reduce the rotational speed of impeller 4, carry out the buffering of third stage to liquid impact, the high-pressure liquid of three stages is basically high-pressure liquid slows down, prevent the high-pressure liquid of valve body inlet to impact to the smooth and easy, the direct impact of valve core, the switching-over performance is reliable.
The liquid moves in a curve through the curve wavy holes, so that the impulse of the liquid is reduced.
The arc-shaped structure is convenient to incline and is blocked by the incline state, and the reverse impact is damaged.
The inner side of the impeller is in an arc-shaped structure, so that the rotation area of the impeller is increased.
The corrosion resistance is strong through the rubber rod.
The rotating speed of the impeller is conveniently controlled by a servo motor.
The foregoing examples merely represent specific embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present application, which fall within the protection scope of the present application.
Claims (6)
1. Valve buffer, including valve body (1), its characterized in that: valve case (2), disk seat (7) and valve rod (8) are provided with in valve body (1), valve case (2) are connected to valve rod (8), valve case (2) are corresponding with the inner chamber of disk seat (7), from left to right set gradually elastic modulus (9) and cylinder (3) in disk seat (7), be covered with a plurality of through-holes (10) on elastic modulus (9), the equipartition distributes on cylinder (3) has a plurality of impellers (4), be provided with roller (11) on the inner wall of disk seat (7), roller (11) are through hub connection on disk seat (7), roller (11) and disk seat (7) lug connection have torsional spring (6), be provided with rocker (5) on roller (11), play the effect that blocks through the rotation of rocker (5) to impeller (4), reduce the rotational speed of impeller (4).
2. The valve cushioning device of claim 1, wherein: the through holes (10) are curved wavy holes.
3. The valve cushioning device of claim 1, wherein: the rocker (5) is in an inclined state, and the top of the rocker is of an arc-shaped structure.
4. The valve cushioning device of claim 1, wherein: the upper inner side and the lower inner side of the valve seat (7) are of arc-shaped structures, and the inner wall is coated with an anti-corrosion layer material.
5. The valve cushioning device of claim 1, wherein: the rocker (5) is a rubber rod.
6. The valve cushioning device of claim 1, wherein: the roller (3) is connected with a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810721226.9A CN108869868B (en) | 2018-07-04 | 2018-07-04 | Valve buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810721226.9A CN108869868B (en) | 2018-07-04 | 2018-07-04 | Valve buffer device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108869868A CN108869868A (en) | 2018-11-23 |
| CN108869868B true CN108869868B (en) | 2024-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810721226.9A Active CN108869868B (en) | 2018-07-04 | 2018-07-04 | Valve buffer device |
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| CN (1) | CN108869868B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578612B (en) * | 2018-12-25 | 2020-04-10 | 徐章翊 | Novel emergency protection blocking valve |
| CN112049959A (en) * | 2020-09-21 | 2020-12-08 | 江苏新火特核阀业有限公司 | Novel valve structure |
| CN112268590A (en) * | 2020-09-25 | 2021-01-26 | 湖南常德牌水表制造有限公司 | Large-diameter meter-valve integrated water meter |
| CN114704687B (en) * | 2022-04-28 | 2023-09-19 | 靖江市新博液压件有限公司 | Overflow valve mechanism with self-cleaning function |
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|---|---|---|---|---|
| DE3034109A1 (en) * | 1980-09-11 | 1982-04-15 | Hansa Metallwerke Ag, 7000 Stuttgart | Sound absorber insert for sanitary fittings - consists of two sections of different characteristic vibration frequencies |
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| CN205559147U (en) * | 2016-04-21 | 2016-09-07 | 杜建波 | Pressure relief device of recoverable fluid energy |
| CN206159518U (en) * | 2016-10-28 | 2017-05-10 | 高宁 | Gate valve with lift buffer function |
| CN206563083U (en) * | 2017-01-25 | 2017-10-17 | 天津伊美斯阀门制造有限公司 | A kind of quantitative spheroid water transfer valve |
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| CN208519299U (en) * | 2018-07-04 | 2019-02-19 | 德阳市迪信佳阀门制造有限公司 | A kind of valve buffer device |
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| ITFI20110142A1 (en) * | 2011-07-19 | 2013-01-20 | Nuovo Pignone Spa | A POPPET VALVE WITH AN IMPACT DAMPER AND METHOD FOR REDUCING IMPACT WEAR IN HYPER COMPRESSORS |
| US10598404B2 (en) * | 2016-06-29 | 2020-03-24 | Research Products Corporation | Damper with adjustable resistance to blade motion |
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|---|---|---|---|---|
| DE3034109A1 (en) * | 1980-09-11 | 1982-04-15 | Hansa Metallwerke Ag, 7000 Stuttgart | Sound absorber insert for sanitary fittings - consists of two sections of different characteristic vibration frequencies |
| SU1124151A1 (en) * | 1982-08-17 | 1984-11-15 | Кишиневский Сельскохозяйственный Институт Им.М.В.Фрунзе | Device for damping hydraulic shocks |
| CN101457849A (en) * | 2008-12-26 | 2009-06-17 | 大众阀门集团有限公司 | Two stage damping axial flow type check valve with adjustable closure time |
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| CN104534164A (en) * | 2014-10-24 | 2015-04-22 | 无锡乐华自动化科技有限公司 | Efficient control flow speed valve |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108869868A (en) | 2018-11-23 |
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