CN109973699B - High-efficient high-speed discharge valve - Google Patents
High-efficient high-speed discharge valve Download PDFInfo
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- CN109973699B CN109973699B CN201910174581.3A CN201910174581A CN109973699B CN 109973699 B CN109973699 B CN 109973699B CN 201910174581 A CN201910174581 A CN 201910174581A CN 109973699 B CN109973699 B CN 109973699B
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- rod
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- shaped block
- fixed
- valve body
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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
- F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
- F16K24/04—Devices, e.g. valves, for venting or aerating enclosures for venting only
- F16K24/042—Devices, e.g. valves, for venting or aerating enclosures for venting only actuated by a float
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
- F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
- F16K31/24—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve with a transmission with parts linked together from a single float to a single valve
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
The utility model provides a high-efficient high-speed vent valve, states the floater has been placed in the valve body, and the upper portion of floater is fixed with the guide arm, sliding connection about valve gap and valve gap upwards stretches out to the guide arm, and second pole sliding connection has the U-shaped piece, is fixed with the auxiliary spring who is located between the U-shaped piece both ends between the junction of first pole and second pole and the lower extreme of U-shaped frame, is fixed with the stopper that is located and deviates from U-shaped piece open-ended one side on the support frame, and U-shaped piece deviates from open-ended side lower part and is equipped with the inclined plane that downwards deviates from U-shaped piece opening direction, be equipped with the spacing hole of opening towards the U-shaped piece on the stopper, sliding connection has the spacer pin in the spacing hole, and the one end and the inclined. The valve has the advantages that the opening and closing time of the valve is shortened, the service life of the valve is effectively prolonged, and the valve seat can be maintained or replaced when the valve seat is seriously abraded.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a high-efficiency high-speed exhaust valve.
Background
The exhaust valve is applied to exhaust of pipelines such as an independent heating system, a central heating system, a heating boiler, a central air conditioner, a floor heating system, a solar heating system and the like. Since water usually dissolves a certain amount of air, and the solubility of air decreases with increasing temperature, the gas gradually separates from the water during the circulation process and gradually gathers together to form large bubbles or even gas columns, and the gas is often discharged because of the supplement of water. The discharge of gas relies on a discharge valve to discharge it. The exhaust valve generally adopts the floating ball to realize automatic exhaust, the exhaust valve needs frequent opening and closing, abrasion is easily caused at a valve core thimble, the sealing performance of the exhaust valve is reduced, and the water leakage phenomenon is generated.
Disclosure of Invention
In view of the above situation, the present invention aims to provide a high-speed and high-efficiency exhaust valve, which has the advantages of reasonable sealing design, good sealing effect, long service life, intermittent opening and closing, and reduced damage to sealing performance.
The solution is that the high-efficiency high-speed exhaust valve comprises a cylindrical valve body, the lower part of the valve body is an inlet, the upper part of the valve body is an outlet, the upper part of the valve body is provided with a valve cover for sealing the outlet, a floating ball is placed in the valve body, the upper part of the floating ball is fixed with a guide rod, the guide rod extends upwards to extend out of the valve cover to be vertically connected with the valve cover in a sliding way, the valve cover is fixed with a support frame, the support frame is vertically connected with a first rod in a sliding way, the upper end of the first rod is coaxially fixed with a second rod, the upper end of the second rod is coaxially fixed with a third rod, the second rod is connected with a U-shaped block in a sliding way, the first rod cannot penetrate through the U-shaped block, the lower end of the U-shaped block is connected with the second rod in a sliding way, the upper end of the U-shaped block is connected with the third rod in a, the U-shaped piece deviates from the inclined plane that open-ended side lower part was equipped with and deviates from U-shaped piece opening direction downwards, be equipped with the spacing hole that the opening was towards the U-shaped piece on the stopper, spacing downthehole sliding connection has the spacer pin, and the spacer pin is equipped with the spacing pressure spring that presses the spacer pin to the U-shaped piece towards the one end and the inclined plane contact of U-shaped piece, the bottom in spacing hole and between the spacer pin, be equipped with the venthole on the valve gap, be fixed with the control lever on the U-shaped piece, the inner wall is fixed with the disk seat on the valve gap, and the disk seat is equipped with the perforating hole relative with the venthole, and in the control lever passed venthole and perforating hole and entered into the valve body, control lever sliding connection had the case, and the sealed perforating hole.
Preferably, the through hole is a cylindrical hole, a conical auxiliary hole is arranged at one side close to the valve core in a penetrating manner, and the valve core is in a circular truncated cone shape.
Preferably, the valve body and the valve cover are detachably mounted, and the valve cover and the valve body are fixedly connected through bolts.
Preferably, one end part of the limiting pin close to the U-shaped block is an arc-shaped surface.
Preferably, the first rod, the second rod and the third rod are of an integral structure, a step is arranged between the first rod and the second rod, and the step limits the first rod to enter the U-shaped block and can push the U-shaped block to move.
Preferably, the inlet end of the valve body is provided with a flange structure.
The invention has the beneficial effects that: when the gas in the valve body is increased to a certain value, the valve core can be quickly opened to exhaust gas, so that the opening and closing time of the valve is reduced, and the service life of the valve is effectively prolonged; the valve seat and the valve cover are detachably connected, so that the valve seat is convenient to replace, and the valve seat can be maintained or replaced when the valve seat is seriously abraded.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is an enlarged view of FIG. 1A of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in figures 1 and 2, the high-efficiency high-speed exhaust valve comprises a cylindrical valve body 1, wherein the lower part of the valve body 1 is an inlet, the upper part of the valve body 1 is an outlet, a valve cover 2 for sealing the outlet is arranged on the upper part of the valve body 1, a floating ball 3 is arranged in the valve body 1, and a guide rod 4 is fixed on the upper part of the floating ball 3, and is characterized in that the guide rod 4 extends upwards to be connected with the valve cover 2 in a vertical sliding manner, a support frame 5 is fixed on the valve cover 2, a first rod 6 is connected with the support frame 5 in a vertical sliding manner, a second rod 7 is coaxially fixed on the upper end of the first rod 6, a third rod 8 is coaxially fixed on the upper end of the second rod 7, a U-shaped block 9 is connected with the second rod 7 in a sliding manner, the first rod 6 cannot penetrate through the U-shaped block 9, the lower end of the U-shaped block 9 is connected with the second rod 7 in a sliding manner, the upper end of the U-shaped block 9 is connected with the third rod 8 in a, a limiting block 11 positioned on one side deviating from the opening of the U-shaped block 9 is fixed on the support frame 5, an inclined surface 12 deviating from the opening direction of the U-shaped block 9 downwards is arranged on the lower portion of one side surface of the U-shaped block 9 deviating from the opening, a limiting hole with an opening facing the U-shaped block 9 is arranged on the limiting block 11, a limiting pin 13 is connected in the limiting hole in a sliding mode, one end, facing the U-shaped block 9, of the limiting pin 13 is in contact with the inclined surface 12, a limiting pressure spring 14 pressing the limiting pin 13 to the U-shaped block 9 is arranged between the bottom of the limiting hole and the limiting pin 13, an air outlet 17 is arranged on the valve cover 2, a control rod 15 is fixed on the U-shaped block 9, a valve seat 16 is fixed on the inner wall of the valve cover 2, a through hole 18 opposite to the air outlet 17 is arranged on the valve seat 16, the control rod, the end of the control rod 15 extending into the valve body 1 is fixed with a fixed protrusion 20, and a sealing spring 21 is arranged between the fixed protrusion 20 and the valve core 19.
When the valve body 1 contains a small amount of gas, the float 3 is positioned at the uppermost portion by the buoyancy, the auxiliary spring 10 is not compressed by the third rod 8, the U-shaped block 9 is positioned at the uppermost portion, the stopper pin 13 is in contact with the lowermost portion of the inclined surface 12, the control lever 15 is positioned at the uppermost portion, the seal spring 21 is compressed to store force, the seal spring 21 presses the valve element 19, and the valve element 19 seals the through hole 18 of the valve seat 16. Along with the increase of gas in the valve body 1, the water level in the valve body 1 descends, the buoyancy ball falls, the third rod 8 is driven to descend through the guide rod 4, the auxiliary spring 10 is compressed, when the accumulated force of the auxiliary spring 10 is not enough to overcome the resistance between the limiting pin 13 and the inclined surface 12, the U-shaped block 9 only generates small displacement, the valve core 19 is in a state of sealing the valve core 19, when the gas is increased continuously, the floating ball 3 pulls the third rod 8 to descend continuously through the guide rod 4, the third rod 8 compresses the auxiliary spring 10 to continuously accumulate force until the accumulated force of the auxiliary spring 10 overcomes the resistance between the limiting pin 13 and the inclined surface 12, the U-shaped block 9 moves downwards rapidly under the action of the auxiliary spring 10, the limiting pin 13 is in contact with the vertical surface of the U-shaped block 9, the U-shaped block 9 drives the sealing spring 21 to descend through the control rod 15, and the valve core 19 is opened. After the gas in the valve body 1 is discharged, the water pushes the floating ball 3 to move upwards, the floating ball 3 moves upwards, the first rod 6 and the second rod 7 both move upwards, the second rod 7 penetrates through the U-shaped block 9 to be in sliding connection with the U-shaped block 9, the first rod 6 cannot penetrate through the U-shaped block 9, the first rod 6 pushes the U-shaped block 9 upwards to move upwards, the U-shaped block 9 moves upwards, the control rod 15 drives the sealing spring 21 to move upwards, and the sealing spring 21 can accumulate force to press the valve core 19 to enable the valve core 19 to seal the through hole 18 of the valve seat 16.
The through hole 18 is a cylindrical hole, a tapered auxiliary hole 22 is provided through a side close to the valve core 19, and the valve core 19 is in a circular truncated cone shape. The auxiliary hole 22 is added and the valve core 19 is arranged in a circular truncated cone shape, so that the sealing effect of the valve body 1 and the valve core 19 is better, and the abrasion between the valve core 19 and the valve body 1 can be reduced.
The valve body 1 and the valve cover 2 are detachably mounted, and the valve cover 2 and the valve body 1 are fixedly connected through bolts. When the valve body 1 and the valve core 19 are seriously abraded and the sealing effect is reduced, the valve body 1 and the valve core 19 can be detached for replacement, the service life of the exhaust valve is prolonged in a phase-changing mode, and the use cost is reduced.
The end part of the limiting pin 13 close to one end of the U-shaped block 9 is an arc-shaped surface.
The first rod 6, the second rod 7 and the third rod 8 are of an integral structure, a step is arranged between the first rod 6 and the second rod 7, and the step limits the first rod 6 to enter the U-shaped block 9 and can push the U-shaped block 9 to move.
The inlet end of the valve body 1 is provided with a flange structure 23. The flange structure 23 facilitates installation with the corresponding pipe.
The invention has the beneficial effects that: when the gas in the valve body is increased to a certain value, the valve core can be quickly opened to exhaust gas, so that the opening and closing time of the valve is reduced, and the service life of the valve is effectively prolonged; the valve seat and the valve cover are detachably connected, so that the valve seat is convenient to replace, and the valve seat can be maintained or replaced when the valve seat is seriously abraded.
The above-mentioned embodiments do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention by those skilled in the art should be included in the protection scope defined by the claims of the present invention without departing from the design concept of the present invention.
Claims (6)
1. A high-efficiency high-speed exhaust valve comprises a cylindrical valve body (1), wherein the lower part of the valve body (1) is an inlet, the upper part of the valve body (1) is an outlet, a valve cover (2) for sealing the outlet is installed on the upper part of the valve body (1), a floating ball (3) is placed in the valve body (1), and a guide rod (4) is fixed on the upper part of the floating ball (3), and is characterized in that the guide rod (4) upwards extends out of the valve cover (2) to be vertically and slidably connected with the valve cover (2), a support frame (5) is fixed on the valve cover (2), a first rod (6) is vertically and slidably connected with the support frame (5), a second rod (7) is coaxially fixed on the upper end of the first rod (6), a third rod (8) is coaxially fixed on the upper end of the second rod (7), a U-shaped block (9) is slidably connected with the second rod (7), the first rod (6) cannot penetrate through the U-shaped, the upper end of the U-shaped block (9) is connected with a third rod (8) in a sliding manner, an auxiliary spring (10) positioned between the two ends of the U-shaped block (9) is fixed between the joint of the first rod (6) and the second rod (7) and the lower end of the U-shaped frame, a limiting block (11) positioned on one side departing from the opening of the U-shaped block (9) is fixed on the supporting frame (5), an inclined plane (12) facing downwards and deviating from the opening direction of the U-shaped block (9) is arranged on the lower portion of one side of the U-shaped block (9) deviating from the opening, a limiting hole with an opening facing towards the U-shaped block (9) is arranged on the limiting block (11), a limiting pin (13) is connected in the limiting hole in a sliding manner, one end, facing towards the U-shaped block (9), of the limiting pin (13) is in contact with the inclined plane (12), a limiting pressure spring (14) pressing the limiting pin (13) towards the, be fixed with control lever (15) on U-shaped piece (9), inner wall is fixed with disk seat (16) on valve gap (2), disk seat (16) are equipped with through-hole (18) relative with venthole (17), control lever (15) pass venthole (17) and through-hole (18) enter into in valve body (1), control lever (15) sliding connection has case (19), case (19) and disk seat (16) cooperation seal through-hole (18), the one end tip that the control lever stretched into valve body (1) is fixed with fixed arch (20), install sealing spring (21) between fixed arch (20) and case (19).
2. A high-efficiency high-speed exhaust valve according to claim 1, characterized in that the through hole (18) is a cylindrical hole, a conical auxiliary hole (22) is arranged at one side close to the valve core (19) and the valve core (19) is in a circular truncated cone shape.
3. A high-efficiency high-speed exhaust valve according to claim 1 or 2, characterized in that the valve body (1) and the valve cover (2) are detachably mounted, and the valve cover (2) and the valve body (1) are fixedly connected through bolts.
4. A high-efficiency high-speed exhaust valve according to claim 1, characterized in that the end part of the limiting pin (13) close to the U-shaped block (9) is an arc-shaped surface.
5. A high-efficiency high-speed exhaust valve according to claim 1 or 4, characterized in that the first rod (6), the second rod (7) and the third rod (8) are of an integral structure, a step is arranged between the first rod (6) and the second rod (7), and the step limits the first rod (6) to enter the U-shaped block (9) and can push the U-shaped block (9) to move.
6. A high-efficiency high-speed exhaust valve according to claim 1, characterized in that the inlet end of the valve body (1) is provided with a flange structure (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910174581.3A CN109973699B (en) | 2019-03-08 | 2019-03-08 | High-efficient high-speed discharge valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910174581.3A CN109973699B (en) | 2019-03-08 | 2019-03-08 | High-efficient high-speed discharge valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109973699A CN109973699A (en) | 2019-07-05 |
| CN109973699B true CN109973699B (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910174581.3A Active CN109973699B (en) | 2019-03-08 | 2019-03-08 | High-efficient high-speed discharge valve |
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| CN (1) | CN109973699B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112012715B (en) * | 2020-08-24 | 2021-04-20 | 哈尔滨市胜达仪表有限责任公司 | Well head liquid production degassing metering device |
| CN112555436B (en) * | 2020-12-08 | 2022-10-18 | 甘肃农业大学 | A irrigation device that is used for interior pipeline liquid level from floater overflow that falls |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190927212A (en) * | 1909-11-23 | 1910-05-19 | William Thomas Rymer | Valves for Flushing and Storage Tanks. |
| JPS61211581A (en) * | 1986-01-24 | 1986-09-19 | Keihin Seiki Mfg Co Ltd | Fixed liquid level control device |
| US5386844A (en) * | 1991-12-12 | 1995-02-07 | Penn Troy Machine Co., Inc. | Float actuated combination air and vacuum valve |
| JPH10141589A (en) * | 1996-11-15 | 1998-05-29 | Tlv Co Ltd | Liquid feeding device |
| CN201348086Y (en) * | 2008-12-16 | 2009-11-18 | 周文乾 | Integral buoyancy valve structure |
| CN201330885Y (en) * | 2009-01-03 | 2009-10-21 | 安徽铜都阀门有限公司 | Exhaust valve of water supply pipeline |
| CN202493756U (en) * | 2012-01-19 | 2012-10-17 | 朱启兵 | Energy-saving type pneumatic drainage valve |
| CN202972148U (en) * | 2012-08-15 | 2013-06-05 | 茹卫东 | Water-saving emptying device |
| CN202868012U (en) * | 2012-10-10 | 2013-04-10 | 武汉大禹阀门股份有限公司 | Heavy-caliber trace vent valve with pressure |
| CN204284618U (en) * | 2014-11-21 | 2015-04-22 | 宁波杰克龙精工有限公司 | A kind of top row's formula outlet valve |
| CN206918372U (en) * | 2017-07-04 | 2018-01-23 | 上海泰科龙阀门有限公司 | A kind of adjustable exhaust valve |
| CN208024863U (en) * | 2018-03-26 | 2018-10-30 | 赖路明 | A kind of mechanical water-level control apparatus |
| CN109163118B (en) * | 2018-10-19 | 2020-09-15 | 江苏高特阀业有限公司 | Lever type fine adjustment fluid distribution regulating valve |
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2019
- 2019-03-08 CN CN201910174581.3A patent/CN109973699B/en active Active
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| CN109973699A (en) | 2019-07-05 |
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