CN209444879U - A kind of roller shutter type exhaust valve - Google Patents
A kind of roller shutter type exhaust valve Download PDFInfo
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- CN209444879U CN209444879U CN201822266527.5U CN201822266527U CN209444879U CN 209444879 U CN209444879 U CN 209444879U CN 201822266527 U CN201822266527 U CN 201822266527U CN 209444879 U CN209444879 U CN 209444879U
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- float
- exhaust nozzle
- exhaust
- valve
- lever
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Abstract
The utility model discloses a kind of roller shutter type exhaust valves, belong to exhaust valve field, including valve body, valve deck, float and be mounted on valve deck side exhaust nozzle, connect the flexible sealing component between exhaust nozzle and float, be screwed with locking nut and nozzle on the outboard row gas nozzle of valve deck；Flexible sealing component includes lever, sealed rolling part, and one end of lever is hingedly vented the hinged seat of mouth position；Sealed rolling part is separately connected exhaust nozzle, lever and the float being made up of polypropylene；Float includes closed cylinder, and the lower part of cylinder is equipped with guide cone；The side wall of floating drum is along short transverse at least provided with two guide grooves；The end of sealed rolling part, including float linkage section, seal section, exhaust nozzle linkage section, float linkage section is equipped with float interconnecting piece；Lever includes sealing plate, exhaust nozzle connecting rod and sealing element support plate.The utility model discloses a kind of structurally reasonable, small volume and less weights, and economical and practical, floating ball floats the roller shutter type exhaust valve that dropping process is not likely to produce card resistance.
Description
Technical field
The utility model belongs to exhaust valve technical field, more particularly to a kind of roller shutter type exhaust valve.
Background technique
Exhaust valve is essential auxiliary element in pipe-line system, is often mounted on commanding elevation or elbow etc., is excluded
Excessive gas, raising pipeline road service efficiency and reduction energy consumption in pipeline.Such as HVAC system and heating ventilation air-conditioning system are being run
In the process, the numerous adverse effects of gas (such as hydrogen, oxygen) bring that water discharges when heated can damage system and reduction
Fuel factor, these gases cannot such as exhaust in time can generate many adverse consequences.
The product is usually used in long distance water transfer system, small watersupply system, water treatment system, agricultural, treegarden irrigation system,
Air-conditioning and heating system.
Under normal circumstances, the dissolved air in water containing about 2VOL, during water delivery, these air in water by constantly releasing
It releases, is gathered in the high point of pipeline, form air bag, become difficult water delivery, therefore the conveyance power of water of system can decline about
5-15%.This valve major function is exactly to exclude this 2VOL dissolved air, and be adapted to fit and be placed in the use such as skyscraper, small pumping station
To protect or improve the emptying effectiveness of system and energy saving.Under normal circumstances, the dissolved air in water containing about 2VOL, in water delivery
In the process, these air are gathered in the high point of pipeline, are formed air bag, water delivery is made to become tired by constantly releasing in water
Therefore the conveyance power of water of difficulty, system can decline about 5-15%.This valve major function is exactly to exclude this 2VOL dissolved air, and be suitble to
Installation is placed in skyscraper, small pumping station etc. to protect or improve the emptying effectiveness of system and energy saving.
The capacity of exhaust valve is a kind of important indicator of exhaust valve, and the sealing element of current exhaust valve uses rigid seal
Part, can not accomplish in the gas vent of such exhaust nozzle too big, otherwise cannot achieve effective sealing；When buoyancy disappears, medium
Pressure the component on the opposite direction of gravity be greater than floating ball gravity when, sealing element is sucked by exhaust outlet, leads to not arrange
The phenomenon that gas, in turn results in excessive gas in pipeline, reduces pipeline service efficiency and increases energy consumption.It is vented unsmooth or even causes
Forceful impacts to part in pipeline cause bursting apart for pipeline.
Summary of the invention
In view of the problems of the existing technology, the utility model provides a kind of structurally reasonable, small volume and less weight, economical real
With float floats the roller shutter type exhaust valve that dropping process is not likely to produce card resistance.
The utility model is realized in this way a kind of roller shutter type exhaust valve, including valve body, valve deck, float and it is mounted on
The exhaust nozzle of the side of valve deck connects the flexible sealing component between exhaust nozzle and float, the spiral shell on the outboard row gas nozzle of valve deck
Equipped with locking nut and nozzle, the lower end of exhaust nozzle is equipped with inclined 45 ° of seal faces in valve chamber, and the inside of exhaust nozzle is set
There is gas vent, one end of gas vent is in communication with the outside, and the other end of gas vent extends to seal face, and is connected to valve chamber；It is soft
Property seal assembly includes lever, sealed rolling part, and one end of the lever is hingedly vented the hinged seat of mouth position；Roller shutter type is close
Sealing is separately connected exhaust nozzle, lever and the float being made up of polypropylene；
The float uses spar structures, and including closed cylinder, the lower part of the cylinder is equipped with guide cone；The cylinder
Side wall along short transverse at least provided with two guide grooves, guide groove is distributed uniformly and circumferentially, the upper surface of the cylinder
Radially it is equipped with mounting groove；The top of the float corresponds to exhaust nozzle side equipped with 45 ° of support end faces；
The inner wall of the valve body corresponds to above-mentioned guiding groove location and is equipped with the guiding rib being slidably matched with above-mentioned guide groove；
The sealed rolling part, including float linkage section, seal section, exhaust nozzle linkage section, the float linkage section
End is equipped with float interconnecting piece, and the junction of the float linkage section and seal section is equipped with lever interconnecting piece, and the exhaust nozzle connects
The end for connecing section is equipped with exhaust nozzle interconnecting piece；
The lever includes sealing plate, exhaust nozzle connecting rod and sealing element support plate, exhaust nozzle connecting rod and sealing plate
It is fixedly connected in 90 °, it is hinged by the hinged seat for being vented mouth position in pin shaft and valve chamber in the end of exhaust nozzle connecting rod；Close
The top of sealing plate is equipped with sealing element link slot, and the lever connection of equipped flexible seal member is fastened in the sealing element link slot
Portion；The sealing element support plate self-sealing plate horizontal direction float center extends.
In the above-mentioned technical solutions, it is preferred that described further includes strainer, and the strainer is inlaid in the import of valve body.
The utility model has the advantage that and technical effect: being compared, is had with traditional metal floating ball using above-mentioned technology
Following advantages:
1, traditional metal floating ball automatic exhaust steam valve, sealing force are provided by the buoyancy of floating ball completely, and floating ball volume is big, weight
Greatly, therefore the outer dimension of automatic exhaust steam valve is big, and cost is high.This product float material is polypropylene, and density is small, floating ball weight
Gently；Automatic exhaust steam valve small volume and less weight, it is economical and practical.
2, this product float uses 3D printing technique, and configuration design is flexible.Similar columned float two sides are equipped with guiding
Guiding rib on slot, with valve body is coupled, and it is flexibly controllable that float floats dropping process, is not likely to produce card resistance.
3, buoy upper design has 45 ° of inclined-planes, and when automatic exhaust steam valve is closed, inclined-plane is under the action of buoyancy, the company of being pressed on
It connects below lever, a part of sealing force is provided.
4, since above-mentioned sealing force increases, the exhaust aperture of automatic exhaust steam valve can increase by 50%, improve automatic exhaust steam valve
Exhaust performance.
5, the water inlet of automatic exhaust steam valve lower part, is equipped with filter screen, prevents the impurity in pipeline from entering valve body.
Detailed description of the invention
Fig. 1 is cross-sectional view provided by the embodiment of the utility model.
Fig. 2 is the utility model Floater Structure schematic diagram；
Fig. 3 is the utility model lever construction schematic diagram；
Fig. 4 is the utility model sealed rolling part structural schematic diagram.
In figure: 1, valve body；1-1, exhaust nozzle；1-2, guiding rib；1-3, sealed rolling part link slot；1-10, sealed end
Face；1-11, gas vent；2, valve deck；3, float；3-1, cylinder；3-2, guide cone；3-3, guide groove；3-4, mounting groove；3-5, branch
Support end face；4, flexible sealing component；4-1, lever；4-10, sealing plate；4-11, exhaust nozzle connecting rod；4-12, sealing element support
Plate；4-13, sealing element link slot；4-2, sealed rolling part；4-20, float linkage section；4-21, float interconnecting piece；It is 4-30, close
Seal section；4-40, exhaust nozzle linkage section；4-41, exhaust nozzle interconnecting piece；4-50, lever interconnecting piece；4-3, hinged seat；5, locking screw
It is female；6, nozzle；7, strainer.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, to this
Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain that this is practical
It is novel, it is not used to limit the utility model.
The utility model discloses a kind of structurally reasonable, small volume and less weights, and economical and practical, floating ball floats dropping process and is not easy to produce
The roller shutter type exhaust valve of raw card resistance, is specifically described as follows:
A kind of roller shutter type exhaust valve referring to FIG. 1 to FIG. 4, including valve body 1, valve deck 2, float 3 and it is mounted on valve deck 2
Side exhaust nozzle 1-1, connect the flexible sealing component 4 between exhaust nozzle and float, the spiral shell on the outboard row gas nozzle of valve deck 2
Equipped with locking nut 5 and nozzle 6, the lower end of exhaust nozzle 1-1 is equipped with inclined 45 ° of seal face 1-10, exhaust in valve chamber
The inside of mouth is equipped with gas vent 1-11, and one end of gas vent 1-11 is in communication with the outside, and the other end of gas vent extends to sealed end
Face, and be connected to valve chamber；
Flexible sealing component 4 includes the hinged exhaust nozzle in one end of lever 4-1, sealed rolling part 4-2, the lever 4-1
The hinged seat 4-3 of position；Sealed rolling part is separately connected exhaust nozzle 1-13, lever 4-1 and the float being made up of polypropylene
3；
The float 3 uses spar structures, and the lower part including closed cylinder 3-1, the cylinder 3-1 is equipped with guide cone 3-
2；The effect of guide cone 3-2 is to guarantee to cooperate with the cone of valve body lower portion, plays the role of guiding centering, guarantees 3 downlink of float
Shi Fasheng is swung, and for the side wall of the float along short transverse at least provided with two guide groove 3-3, guide groove is along the circumferential direction uniform
Distribution, the upper surface of the float is radially equipped with mounting groove 3-4；The top of the float corresponds to exhaust nozzle side and is equipped with
45 ° of support end face 3-5；
The inner wall of the valve body 1 corresponds to above-mentioned guiding groove location and is equipped with the guiding rib 1-2 being slidably matched with above-mentioned guide groove；
Guiding rib cooperation on guide groove and valve body on float guarantees the stability that float moves up and down, and avoids float because of air-flow unevenness
It is even and shake.
The sealed rolling part 4-2, including float linkage section 4-20, seal section 4-30, exhaust nozzle linkage section 4-40, institute
The end for stating float linkage section 4-20 is equipped with float interconnecting piece 4-21, and float interconnecting piece 4-21 is inserted into the mounting groove of float upper end
In 3-4；Realize that sealed rolling component and the flexible of float connect by the cooperation of float interconnecting piece and the mounting groove of float upper end
It connects, and drives the folding of sealed rolling component while float moves up and down, realize sealing and exhaust；The float connects
The junction for meeting section 4-20 and seal section 4-30 is equipped with lever interconnecting piece 4-50, and the end of the exhaust nozzle linkage section is equipped with exhaust
Mouth interconnecting piece 4-41；Exhaust nozzle interconnecting piece 4-41 is inserted into the sealed rolling part link slot 1-3 of lower section setting of exhaust nozzle；
The lever 4-1 includes sealing plate 4-10, exhaust nozzle connecting rod 4-11 and sealing element support plate 4-12, exhaust nozzle
Connecting rod 4-11 is fixedly connected with sealing plate 4-10 in 90 °, is passed through in pin shaft and valve chamber in the end of exhaust nozzle connecting rod 4-11
The hinged seat 4-3 for being vented mouth position is hinged；It is equipped with sealing element link slot 4-13 on the top of sealing plate 4-10, the sealing element connects
The lever interconnecting piece 4-50 of equipped flexible seal member is fastened in access slot；The sealing element support plate 4-12 self-sealing plate horizontal direction
Float center extends；Play the role of supporting sealed rolling component, it is close with roller shutter type in dropping process to guarantee that float rises
The stability of sealing.
Described further includes strainer 7, and the strainer is inlaid in the import of valve body 1.Play the role of impurity screening, improves floating
The service life of son.
Utility model works principle: by adopting the above technical scheme, when the gas in medium is assembled centainly above valve chamber
Degree gathers the reduction of medium liquid level position, and buoyancy suffered by float will be gradually reduced, when buoyancy is less than gravity, under float
It falls, drives lever and flexible sealed rolling part whereabouts to be gradually opened exhaust outlet, in opening procedure, be gradually opened from side,
Avoid the phenomenon that sealing element is adsorbed；As gas is discharged in valve, float rises, and drives connection lever to rise, is located at connection
Flexible roller shutter sealing element rising on lever progressively closes off exhaust nozzle, and valve is closed, and stops exhaust.So circulation, discharge line
Continuous escaping gas in medium.
It is compared by adopting the above technical scheme with traditional only metal float, guarantees the stability that float moves up and down, keep away
Exempt from float to shake because air-flow is uneven；The sealing force for increasing sealing element, this makes it possible to by the gas vent of exhaust nozzle
Internal diameter amplification improve exhaust effect to increase capacity.
It is compared, is had the advantage that with traditional metal floating ball using above-mentioned technology
1, traditional metal floating ball automatic exhaust steam valve, sealing force are provided by the buoyancy of floating ball completely, and floating ball volume is big, weight
Greatly, therefore the outer dimension of automatic exhaust steam valve is big, and cost is high.The float material of the spar structures of the application is polypropylene, density
Small, floating ball is light-weight；Automatic exhaust steam valve small volume and less weight, it is economical and practical.
2, the float of spar structures uses 3D printing technique in the application, and configuration design is flexible.Similar columned float
The guiding rib that two sides are equipped on guide groove, with valve body is coupled, and it is flexibly controllable that float floats dropping process, is not likely to produce card
Resistance.
3, buoy upper design has 45 ° of inclined-planes, and when automatic exhaust steam valve is closed, inclined-plane is under the action of buoyancy, the company of being pressed on
It connects below lever, a part of sealing force is provided.
4, since above-mentioned sealing force increases, the exhaust aperture of automatic exhaust steam valve can increase by 50%, improve automatic exhaust steam valve
Exhaust performance.
5, the water inlet of automatic exhaust steam valve lower part, is equipped with filter screen, prevents the impurity in pipeline from entering valve body.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (2)
1. a kind of roller shutter type exhaust valve, including valve body (1), valve deck (2), float (3) and be mounted on valve deck (2) side row
Gas nozzle (1-1) connects the flexible sealing component (4) between exhaust nozzle (1-1) and float (3), in the outboard row gas nozzle of valve deck (2)
Locking nut (5) and nozzle (6) are screwed on (1-1), the lower end of exhaust nozzle (1-1) is close equipped with inclined 45 ° in valve chamber
The inside in sealing end face (1-10), exhaust nozzle (1-1) is equipped with gas vent (1-11), and one end of gas vent (1-11) is in communication with the outside,
The other end of gas vent (1-11) extends to seal face (1-10), and is connected to valve chamber；It is characterized by: flexible sealing component
It (4) include lever (4-1), sealed rolling part (4-2), the hinge of position one end hinged exhaust nozzle (1-1) of the lever (4-1)
Joint chair (4-3)；Sealed rolling part (4-2) is separately connected exhaust nozzle (1-1), lever (4-1) and is made up of polypropylene floating
Sub (3)；
The float (3) uses spar structures, and including closed cylinder (3-1), the lower part of the cylinder (3-1) is equipped with guide cone
(3-2)；For the side wall of the cylinder along short transverse at least provided with two guide grooves (3-3), guide groove (3-3) is along the circumferential direction equal
Even distribution, the upper surface of the cylinder are radially equipped with mounting groove (3-4)；The top of the float (3) corresponds to exhaust nozzle
The side (1-1) is equipped with 45 ° of support end faces (3-5)；
The inner wall of the valve body (1) correspond to the above-mentioned guide groove position (3-3) be equipped with led with what above-mentioned guide groove (3-3) was slidably matched
To muscle (1-2)；
The sealed rolling part (4-2), including float linkage section (4-20), seal section (4-30), exhaust nozzle linkage section (4-
40), the end of the float linkage section (4-20) is equipped with float interconnecting piece (4-21), the float linkage section (4-20) and sealing
The junction of section (4-30) is equipped with lever interconnecting piece (4-50), and the end of the exhaust nozzle linkage section (4-40) connects equipped with exhaust nozzle
Socket part (4-41)；
The lever (4-1) includes sealing plate (4-10), exhaust nozzle connecting rod (4-11) and sealing element support plate (4-12), row
Gas nozzle connecting rod (4-11) is fixedly connected with sealing plate (4-10) in 90 °, passes through pin in the end of exhaust nozzle connecting rod (4-11)
The hinged seat (4-3) of the position exhaust nozzle (1-1) is hinged in axis and valve chamber；It is connected on the top of sealing plate (4-10) equipped with sealing element
Slot (4-13), the interior lever interconnecting piece (4-20) for fastening equipped flexible seal member of the sealing element link slot (4-13)；It is described
Sealing element support plate (4-12) self-sealing plate (4-10) horizontal direction float (3) center extends.
2. roller shutter type exhaust valve according to claim 1, which is characterized in that described further includes strainer (7), and the strainer is embedding
Import mounted in valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266527.5U CN209444879U (en) | 2018-12-29 | 2018-12-29 | A kind of roller shutter type exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266527.5U CN209444879U (en) | 2018-12-29 | 2018-12-29 | A kind of roller shutter type exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209444879U true CN209444879U (en) | 2019-09-27 |
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ID=68016795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822266527.5U Active CN209444879U (en) | 2018-12-29 | 2018-12-29 | A kind of roller shutter type exhaust valve |
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|---|---|
| CN (1) | CN209444879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108082A (en) * | 2021-03-08 | 2021-07-13 | 苏州立升净水科技有限公司 | Safety valve and aeration device |
-
2018
- 2018-12-29 CN CN201822266527.5U patent/CN209444879U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108082A (en) * | 2021-03-08 | 2021-07-13 | 苏州立升净水科技有限公司 | Safety valve and aeration device |
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