CN108612903A - A kind of energy dissipating Slow Close air inlet and exhaust valve - Google Patents
A kind of energy dissipating Slow Close air inlet and exhaust valve Download PDFInfo
- Publication number
- CN108612903A CN108612903A CN201810701800.4A CN201810701800A CN108612903A CN 108612903 A CN108612903 A CN 108612903A CN 201810701800 A CN201810701800 A CN 201810701800A CN 108612903 A CN108612903 A CN 108612903A
- Authority
- CN
- China
- Prior art keywords
- valve
- air inlet
- floating drum
- guide rod
- chamber
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000007667 floating Methods 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 5
- 230000003139 buffering effect Effects 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
Abstract
The invention discloses valve deck and the valve inner floating drums moving up and down of a kind of energy dissipating Slow Close air inlet and exhaust valve, including valve body and portion disposed thereon；The valve inner is equipped with upper chamber and dirty chamber；The dirty chamber is water inlet；The floating drum is located at upper chamber；It is connected with guide rod at the top of the floating drum, guide rod is fixed with valve upper part of the cover piston by nut；The piston is set in cylinder；The cylinder top is equipped with solar term screw；The solar term screw is fixed by solar term nut with valve deck；Steel ball is equipped with above the cylinder in the cavity of side；The upstream chamber bottom body is equipped with spherical crown and spiral camber eliminator plate；The dirty intracavitary is equipped with lower guide rod.Energy dissipating Slow Close air inlet and exhaust valve of the present invention increases spiral camber eliminator plate in body base and increases solar term screw and piston structure at the top of valve deck, can be inexpensive, and high efficiency solves water impact and problem of water hammer.
Description
Technical field
The present invention relates to intake and exhaust field more particularly to a kind of energy dissipating Slow Close air inlet and exhaust valves.
Background technology
Intake and exhaust are a kind of valves for being often used and supplementing air and purging line air to pipeline in time on water supply pipe
Door.Its operation principle is：Floating drum (or floating ball) is caused to lift automatic open close valve by SEA LEVEL VARIATION in valve.The valve
It is typically mounted at the high point of pipeline, when pipeline is cut off the water, floating drum falls valve opening air and timely enters pipeline, avoids pipeline
There is vacuum and damages pipeline；The air in timely purging line and valve when water-filling in pipeline；Water in pipeline is ensured that in this way
Smoothness is logical.
When valve exhaust process closes to an end, a large amount of water pour in valve body, since the energy of water very greatly will be to floating in valve
Cylinder causes prodigious impact, is easy that floating drum is made to damage or valve is made drastically to close, pipe network system will be caused to generate water hammer in this way
It destroys pipe-line equipment and causes noise.Currently used solution is to increase a buffering in intake and exhaust valve inlet
Valve, using its chock plug stop portions water impact, this bulky cost of technology valve is high.
A kind of combined type air inlet and exhaust valve of water hammer-resistant structure of Publication No. CN107781495A, describes a kind of intake and exhaust
Valve, including valve body and valve deck disposed thereon, the body base are water inlet, and valve inner is equipped with epicoele and cavity of resorption；Epicoele
For main intake and exhaust chamber, cavity of resorption is cushion chamber；Upper intracavitary is equipped with floating ball moving up and down, is equipped at the top of floating ball and is oriented to, be oriented to
Pilot hole connection on valve deck；The valve body of epicoele bottom is equipped with pallet；Lower intracavitary is equipped with and takes over, and takes over and is cased with water hammer-resistant valve
Valve takes over the part connection of upper end and valve body between epicoele and cavity of resorption.When the pressure of exhaust reaches certain value, prevent
Water hammer flap can be blown afloat, and due to the position-limiting action of pallet, the position that water hammer-resistant flap stops after blowing afloat can make stream in valve body
Logical area is greatly reduced, and to the speed of mitigation of gases discharge, that is, slows down the speed that fluid streams bump against in pipeline, greatly
Reduce water hammer intensity and achievees the purpose that water hammer-resistant.Although the method can play the purpose of water hammer-resistant, working as has larger water
When flowing to next, speed can quickly when water hammer-resistant valve is blown afloat, and the curtailment taken over finally can with slowing down the speed of water hammer-resistant valve
It is hit with pallet, generate noise and shortens its service life.Mobile water hammer-resistant valve is often by big pressure flow
Impact, moves back and forth, higher to part requirement, cost will increase naturally on taking over.
A kind of energy dissipating Slow Close air inlet and exhaust valve of the present invention uses low cost, high efficiency to solve water impact and water well
Hammer problem, it is noiseless using process safety.
Invention content
It provides a kind of simple in structure it is an object of the invention to overcome above-mentioned shortcoming in the prior art, securely may be used
It leans on, a kind of noiseless energy dissipating Slow Close air inlet and exhaust valve of safety.
The present invention realizes in the following way：
A kind of energy dissipating Slow Close air inlet and exhaust valve, including the valve deck and valve inner in valve body and portion disposed thereon can move up and down
Floating drum, it is characterised in that：The valve inner is equipped with upper chamber and dirty chamber；The dirty chamber is water inlet；The floating drum
Positioned at upper chamber；It is connected with guide rod at the top of the floating drum, guide rod is fixed with valve upper part of the cover piston by nut；The work
Plug is set in cylinder；The cylinder top is equipped with solar term screw；The solar term screw is fixed by solar term nut with valve deck；It is described
Steel ball is equipped with above cylinder in the cavity of side；The upstream chamber bottom body is equipped with spherical crown and spiral camber eliminator plate；Institute
It states dirty intracavitary and is equipped with lower guide rod.
The valve deck is connected with valve body by bolt seal；The valve deck is equipped with air inlet/outlet, is equipped at air inlet/outlet
Macropore mouth sealing ring.
The floating drum bottom is equipped with buffering spacer with relative position at the top of spherical crown；The lower guide rod is hindered across spiral camber
It is connected with floating drum bottom at the top of water plate and spherical crown, buffering spacer is sleeved on lower guide rod.
The spiral camber eliminator plate is umbrella annular element, and the center portion thereof position is upward convex；The spiral camber eliminator plate
It is integrated by the end to end casting of several pieces of helical curve panels, there are certain intervals at end to end place；The spiral camber blocks water
Plate and spherical crown are integrated with valve body casting.
The beneficial effects of the present invention are：Spiral camber eliminator plate is increased in body base, at pipeline water delivery initial stage, greatly
Amount gas when entering no water valve body air first pass through spiral camber eliminator plate and enter valve body, be discharged by excessive orifice sealing circle big
Gas；When a large amount of water gush next after valve is vented, flow enters valve inner, helical curve by helical curve panel head and the tail gap
Face eliminator plate can eliminate the energy of most of flow, and upper intracavitary water level rises, and floating drum floats, and piston is in cylinder because of cylinder
The pressure that interior gas compression generates slowly moves, and the rate of climb of floating drum is reduced by guide rod, effectively reduces water impact
And problem of water hammer, it also reduces water impact and internal part hits the noise generated.Adjusting solar term screw can control floating drum to rise
Speed, can convenient control valve closing velocity according to demand.
Description of the drawings
Fig. 1 schematic structural views of the invention.
Fig. 2 portions A enlarged drawings of the present invention.
Fig. 3 spiral camber eliminator plate vertical views of the present invention.
Specific implementation mode
Below by specific embodiment, and in conjunction with attached drawing, technical scheme of the present invention will be further explained in detail.It answers
Work as understanding, embodiments of the present invention are not limited to the following examples, the accommodation in any form done to the present invention
And/or changes and fall within the scope of the present invention.
Embodiment：
As shown in Figure 1 to Figure 3, an embodiment of the present invention.A kind of energy dissipating Slow Close air inlet and exhaust valve, including valve body 5 and be located at
The 5 inside floating drum 8 moving up and down of valve deck 10 and valve body of upper part, it is characterised in that：The valve body 5 is internally provided with upstream
Chamber 12 and dirty chamber 1；The dirty chamber 1 is water inlet；The floating drum 8 is located at upper chamber 12；8 top of the floating drum, which is connected with, leads
To bar 4, guide rod 4 and the piston 11 on 10 top of valve deck are fixed by nut；The piston 11 is set in cylinder 16；The cylinder
16 tops are equipped with solar term screw 14；The solar term screw 14 is fixed by solar term nut 15 and valve deck 10；16 top of the cylinder
Steel ball 13 is equipped in the cavity of side；Upstream 12 bottom body 5 of chamber is equipped with spherical crown 7 and spiral camber eliminator plate 6；It is described
The chamber 1 that flows down is interior to be equipped with lower guide rod 2.
The valve deck 10 and valve body 5 are tightly connected by bolt 17；The valve deck 5 is equipped with air inlet/outlet, air inlet/outlet
Place is equipped with macropore mouth sealing ring 9.
8 bottom of the floating drum is equipped with buffering spacer 3 with 7 top relative position of spherical crown；The lower guide rod 2 passes through helical curve
Face eliminator plate 6 and 7 top of spherical crown are connected with 8 bottom of floating drum, and buffering spacer 3 is sleeved on lower guide rod 2.
The spiral camber eliminator plate 6 is umbrella annular element, and the center portion thereof position is upward convex；The spiral camber eliminator plate
6 are integrated by the end to end casting of several pieces of helical curve panels 61, and there are certain intervals at end to end place；The spiral camber resistance
Water plate 6 and spherical crown 7 are integrated with the casting of valve body 5.
Exhaust situation：When pipeline water delivery initial stage, this valve can air in purging line in time.Floating drum 8 is due to gravity
Its initial position is in 5 lower end of valve body, and when bulk gas enters no water valve body 5, air first passes through the entrance of spiral camber eliminator plate 6
Then valve body 5 passes through macropore mouth sealing ring 9 and air is discharged；A large amount of water gushed after valve is vented when coming, due to spherical crown 7 weeks
Circle has several helical curve panels 61, and flow is entered by 61 head and the tail gap of helical curve panel inside valve body 5, in addition to these curved surfaces
Plate, which has water outside certain resistance its inclined-plane be inclined outwardly, can guide flow into 5 inner wall of valve body and form impact, eliminate major part
Also the safety of floating drum 8 is protected while destructive energy；As water level rises rapidly in valve body 5, floating drum 8 quickly will float meeting
It is rapid to close valve, if do not slowed down valve closing velocity, it will form water flow impulsion in pipe-line system and valve
Pipe-line equipment and cause noise.This energy dissipating Slow Close air inlet and exhaust valve has piston 11, piston 11 to have section above in 8 top design of floating drum
Gas screw 14 also just controls the speed of the rising of floating drum 8 by adjusting 13 outlet gap size of solar term screw, and piston 11 is in cylinder
Because the pressure that gas compression generates in cylinder 16 slowly moves in 16, slows down the rate of climb of floating drum 8 by guide rod 4, have
Effect reduces water impact and problem of water hammer, also reduces water impact and internal part hits the noise generated, also protect pipe
Road safety.
Air inlet situation：Vacuum will be formed in pipeline when aqueduct is cut off the water, if not giving tonifying Qi in pipeline, pipeline quickly
Gross distortion is even damaged, this valve can quickly give tonifying Qi in pipeline.When pipeline is cut off the water, floating drum 8 is negative because of gravity and pipeline
Pressure zone piston 11 falls, if cylinder 16 cannot timely enter air, floating drum 8 ifs can not hurtle down Open valve, air
In addition to a part from solar term screw 14 is reversed enter cylinder on a small quantity other than, mainly entered in cylinder by 13 lower part aperture of steel ball, in this way
Ensuring that floating drum 8 hurtles down makes valve open rapidly in time to pipeline tonifying Qi.When floating drum 8 falls, buffering spacer 3 can also have
Effect reduces impact of the floating drum to spherical crown 7, protects the stability of valve body.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (4)
1. a kind of energy dissipating Slow Close air inlet and exhaust valve, including valve body (5) and the valve deck (10) and valve body (5) in portion disposed thereon inside can
The floating drum (8) moved up and down, it is characterised in that：The valve body (5) is internally provided with upper chamber (12) and dirty chamber (1)；Under described
It is water inlet to flow chamber (1)；The floating drum (8) is located at upper chamber (12)；It is connected with guide rod (4) at the top of the floating drum (8), is oriented to
Bar (4) and the piston (11) on valve deck (10) top are fixed by nut；The piston (11) is set in cylinder (16)；The cylinder
(16) top is equipped with solar term screw (14)；The solar term screw (14) is fixed by solar term nut (15) and valve deck (10)；It is described
Steel ball (13) is equipped with above cylinder (16) in the cavity of side；It is described upstream chamber (12) bottom body (5) be equipped with spherical crown (7) and
Spiral camber eliminator plate (6)；Lower guide rod (2) is equipped in the dirty chamber (1).
2. a kind of energy dissipating Slow Close air inlet and exhaust valve according to claim 1, it is characterised in that：The valve deck (10) and valve body
(5) it is tightly connected by bolt (17)；The valve deck (5) is equipped with air inlet/outlet, and macropore mouth sealing ring is equipped at air inlet/outlet
(9)。
3. a kind of energy dissipating Slow Close air inlet and exhaust valve according to claim 1, it is characterised in that：Floating drum (8) bottom and ball
It is preced with relative position at the top of (7) and is equipped with buffering spacer (3)；The lower guide rod (2) passes through spiral camber eliminator plate (6) and spherical crown
(7) top is connected with floating drum (8) bottom, and buffering spacer (3) is sleeved on lower guide rod (2).
4. a kind of energy dissipating Slow Close air inlet and exhaust valve according to claim 1, it is characterised in that：The spiral camber eliminator plate
(6) it is umbrella annular element, the center portion thereof position is upward convex；The spiral camber eliminator plate (6) is by several pieces of helical curve panels
(61) end to end casting is integrated, and there are certain intervals at end to end place；The spiral camber eliminator plate (6) and spherical crown (7)
It is integrated with valve body (5) casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810701800.4A CN108612903A (en) | 2018-06-30 | 2018-06-30 | A kind of energy dissipating Slow Close air inlet and exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810701800.4A CN108612903A (en) | 2018-06-30 | 2018-06-30 | A kind of energy dissipating Slow Close air inlet and exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108612903A true CN108612903A (en) | 2018-10-02 |
Family
ID=63665926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810701800.4A Pending CN108612903A (en) | 2018-06-30 | 2018-06-30 | A kind of energy dissipating Slow Close air inlet and exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108612903A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056664A (en) * | 2019-04-30 | 2019-07-26 | 上海市特种设备监督检验技术研究院 | A kind of clout bleeder for gate valve |
| CN114642945A (en) * | 2022-03-24 | 2022-06-21 | 深圳市英美迪克医疗科技有限公司 | Medical oxygen generator based on valve design is flowed subassembly slowly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102135186A (en) * | 2010-01-21 | 2011-07-27 | 刘永 | Anti-theft intelligent air release valve |
| CN202349366U (en) * | 2011-11-03 | 2012-07-25 | 湖北洪城通用机械股份有限公司 | Floating bucket type high-speed rotational flow water-blocking intake and exhaust valve |
| US20130220442A1 (en) * | 2010-11-16 | 2013-08-29 | Allistair Potroneus Balutto | Air release valve |
| CN103470847A (en) * | 2013-09-18 | 2013-12-25 | 武汉大禹阀门股份有限公司 | Siphon air inlet/outlet valve |
| CN204176101U (en) * | 2014-09-24 | 2015-02-25 | 天胜阀门集团有限公司 | A kind of high pressure inhalation valve |
| CN204756135U (en) * | 2015-08-03 | 2015-11-11 | 浙江力创阀门制造有限公司 | Waterproof hammer air bleeding valve |
| CN208364917U (en) * | 2018-06-30 | 2019-01-11 | 胜利阀门有限公司 | A kind of energy dissipating Slow Close air inlet and exhaust valve |
-
2018
- 2018-06-30 CN CN201810701800.4A patent/CN108612903A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102135186A (en) * | 2010-01-21 | 2011-07-27 | 刘永 | Anti-theft intelligent air release valve |
| US20130220442A1 (en) * | 2010-11-16 | 2013-08-29 | Allistair Potroneus Balutto | Air release valve |
| CN202349366U (en) * | 2011-11-03 | 2012-07-25 | 湖北洪城通用机械股份有限公司 | Floating bucket type high-speed rotational flow water-blocking intake and exhaust valve |
| CN103470847A (en) * | 2013-09-18 | 2013-12-25 | 武汉大禹阀门股份有限公司 | Siphon air inlet/outlet valve |
| CN204176101U (en) * | 2014-09-24 | 2015-02-25 | 天胜阀门集团有限公司 | A kind of high pressure inhalation valve |
| CN204756135U (en) * | 2015-08-03 | 2015-11-11 | 浙江力创阀门制造有限公司 | Waterproof hammer air bleeding valve |
| CN208364917U (en) * | 2018-06-30 | 2019-01-11 | 胜利阀门有限公司 | A kind of energy dissipating Slow Close air inlet and exhaust valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056664A (en) * | 2019-04-30 | 2019-07-26 | 上海市特种设备监督检验技术研究院 | A kind of clout bleeder for gate valve |
| CN114642945A (en) * | 2022-03-24 | 2022-06-21 | 深圳市英美迪克医疗科技有限公司 | Medical oxygen generator based on valve design is flowed subassembly slowly |
| CN114642945B (en) * | 2022-03-24 | 2023-07-14 | 株洲飞庆医疗器械有限公司 | Medical oxygen generator based on valve design slow flow assembly |
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