CN202109080U - Diaphragm type breather overflow valve - Google Patents
Diaphragm type breather overflow valve Download PDFInfo
- Publication number
- CN202109080U CN202109080U CN2011202202692U CN201120220269U CN202109080U CN 202109080 U CN202109080 U CN 202109080U CN 2011202202692 U CN2011202202692 U CN 2011202202692U CN 201120220269 U CN201120220269 U CN 201120220269U CN 202109080 U CN202109080 U CN 202109080U
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- China
- Prior art keywords
- diaphragm
- float
- chamber
- float chamber
- housing
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- Expired - Fee Related
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Abstract
The utility model discloses a diaphragm type breather overflow valve, which comprises a casing, a diaphragm cover, an elastic diaphragm, a diaphragm chamber, a float, a float chamber, a relief gasket and a base. The diaphragm chamber is mounted on the upper portion of the interior of the casing, the float chamber is mounted on the lower portion of the interior of the casing, the diaphragm is packaged in the diaphragm chamber through the diaphragm cover, the float is packaged in the float chamber through the diaphragm chamber, and a breather passage is arranged between a lower port of the valve body. The diaphragm type breather overflow valve is structurally characterized in that a wind baffle partition is disposed below the float and towards the closed bottom of the float chamber, a pilot hole is arranged in the center of the elastic diaphragm, and the relief gasket is disposed between the bottom of the float chamber and the base. The breather passage of the diaphragm type breather overflow valve comprises a float chamber passage, a diaphragm chamber passage and a casing passage, wherein the float chamber passage is arranged between the float and the float chamber, and the casing passage is arranged between the float chamber and the inner wall of the casing. The diaphragm type breather overflow valve is reasonable in structural design and convenient in mounting and use, and can be used for reasonably regulating water outlet pressure and gas breathing of a non-bearing water tank.
Description
Technical field
The utility model relates to a kind of diaphragm type that is used for the hot water supercharging of regular solar water-heater water tank and interior external respiration of water tank and water tank overload protection and breathes relief valve.
Background technique
At present, external respiration is generally realized respiratory function by straight-through type outlet pipe or common float type inhalation valve in the common non-pressure-bearing type solar water heater water tank.And straight-through type outlet pipe chimney effect expels the heat-evil seriously.Common float type inhalation valve system internal air pressure can cause float not fall during greater than system's pressure outside and make the long-time pressure-bearing of system.
Summary of the invention
The utility model technical problem to be solved provide a kind of reasonable in design, easy to install, can breathe rationally regulate and control to non-press-bearing water tank discharge pressure and gas, thereby guarantee to make the regular solar water heater not only can make the hot water supercharging but also can guarantee to breathe unimpeded a kind of diaphragm type and breathe relief valve.
The utility model solves the problems of the technologies described above the technological scheme that is adopted: this diaphragm type is breathed relief valve; Comprise housing, diaphragm lid, flexible sheet, diaphragm chamber, float, float chamber, pressure release pad, base, diaphragm chamber is installed in the housing internal upper part, and float chamber is installed in bottom in the housing; The diaphragm lid is encapsulated in flexible sheet in the diaphragm chamber; Diaphragm chamber is encapsulated in float in the float chamber, is provided with the breathing runner between valve body lower end mouth and the outside inlet, and its structural feature is: respiratory air flow is not over against the float bottom; Respiratory air flow does not comprise that over against the specific practice of float bottom the float below faces toward the closed bottom of float chamber or wind blocker is set; To avoid the shock effect of respiratory air flow to float, the flexible sheet center is provided with pilot hole, is provided with the pressure release pad between float chamber bottom and the base.
The utility model also is provided with wind blocker, and wind blocker is fixed on bottom in the float chamber.
The said breathing runner of the utility model comprises the housing runner between float chamber runner, diaphragm chamber's runner, float chamber and the inner walls between float and the float chamber.
Be provided with pressure unit between the utility model housing and the diaphragm lid.
Be provided with pressure unit between the utility model housing and the float chamber.
The utility model pressure unit adopts spring, minute-pressure spring or extension spring.
The utility model float chamber is provided with pouring weight.
The utility model float chamber is made with metal uniform thickness heavy material, thus with float chamber dead weight power substitute pouring weight or make pouring weight and float chamber integrated.
The utility model constitutes the breathing switch by the pilot hole at flexible sheet center with the float lever that links to each other with float; By the wind blocker that is fixed on the float chamber inner bottom part or change the runner orientation avoiding in the system air-flow to the impact of float, by spring or pouring weight or float chamber from reconstituting the overflow compression relief cock.By sensitivity and the reliability mechanism of aforementioned three structure actings in conjunction with breathing of raising gas and liquid flooding pressure release relative separation.Thereby guarantee breathing when system need be breathed preferentially with the elimination inside and outside differential pressure, guarantee when needing supercharging that supercharging is preferential and possess overflow pressure release function.
The utility model compared with prior art has following beneficial effect: 1, since the pilot hole in the middle of the diaphragm much smaller than spiracle, to avoid pressing in the system float is directly pushed down spiracle and can't be opened thereby can open pilot hole by float deadweight; But 2, being fixed in the float chamber dividing plate barrier air at the end directly impacts float and runner is closed and makes the long-term pressure-bearing of system; 3, can guarantee that thereby can only avoid closing runner by air-flow by liquid buoyancy switch runner makes breathing, supercharging and overflow preferential each other, work in coordination with each other and avoid the phase mutual interference again.
Description of drawings
Fig. 1 is the utility model embodiment 1 a structural representation.
Fig. 2 is the utility model embodiment 2 a structural representation.
Fig. 3 is the utility model embodiment 3 a structural representation.
Fig. 4 is the utility model embodiment 1 a runner schematic representation.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further to specify.
Embodiment 1:
Referring to Fig. 1, Fig. 4, present embodiment is made up of housing 1, diaphragm lid 2, flexible sheet 3, diaphragm chamber 4, float 5, float chamber 6, pressure unit 7, wind blocker 8, pressure release pad 9, base 10.Be buckled in float chamber 6 cover interior through pressure unit 7 (present embodiment is the minute-pressure spring) and float chamber 6 bottoms are pressed on the pressure release pad 9 in the middle of the base 10 by housing 1; Be provided with the runner gap between housing 1 inwall and float chamber 6 outer walls, make float chamber 6 and housing 1 keep concentric and in housing 1, move up and down by the convex tendon on float chamber 6 outer wall or housing 1 internal face; Diaphragm chamber 4 is installed in float chamber 6 tops, and flexible sheet 3 is installed in the diaphragm chamber 4, and diaphragm lid 2 places on flexible sheet 3 outer rims, and flexible sheet 3 centres keep concentric with diaphragm chamber 4 and move up and down; Diaphragm chamber 4 is encapsulated in float 5 in the float chamber 6; Be provided with the runner gap between float 5 outer walls and float chamber 6 inwalls; Float chamber 6 bottoms comprise closed bottom 20 and float chamber runner hole 21, and diaphragm chamber's 4 base apertures (jogger hole) make float 5 and float chamber 6 keep concentric with float chamber 6 inner convex ribs and move up and down; Wind blocker 8 is fixed on bottom in the float chamber 6.Base 10 is pressed in pressure release pad 9 on 12 mouthfuls of the pressure release runners that link to each other with system.During installation, present embodiment valve body lower end screw mouth is connected on the exhaust port of solar energy water box top.
Referring to Fig. 4, this figure is to be the runner schematic representation of example with embodiment 1.Wherein pressure release runner 12 is outside inlet 14 half-duplex channels through pressure release pad 9 to valve body lower end mouth 13; Breathing runner 11 is the duplex channel between valve body lower end mouth 13 and the outside inlet 14, breathes runner 11 and comprises the housing runner 19 between float chamber runner 17, diaphragm chamber's runner 18, float chamber 6 and housing 1 inwall between float 5 and the float chamber 6.
When using hot water, the water surface rises, and float 5 floats the pilot hole 15 that makes push rod block flexible sheet 3 centers and by flexible sheet 3 inside and outside differential pressures flexible sheet 3 blocked diaphragm and covers 2 center spiracles 16.Thereby close solar water container and extraneous passage, make reduction valve be superimposed on hot water, hot water in the case is extruded, be the hot water supercharging, therefore can save the electric suction booster that increases because of drop is too little with tap water from the minute-pressure that tap water extracts.When causing the rising of solar water container internal pressure above safety value because of the loop plugging fault, float chamber 6 is backed down, and exceeds partial pressure and overflows from pressure release pad 9 and contacting point, float chamber 6 bottom, and it is bad therefore can to guarantee that water tank is not risen.
When system's heating produces a large amount of steam when not using hot water; Gas travels through base 10 and pressure release pad 9 mesopores 21 get into float chambers 6 backs are stopped and direct into float 5 and float chamber 6 gaps by wind blocker 8 float chamber runner 17 from float chamber runner hole, pass through diaphragm through diaphragm chamber's runner 18 grids of diaphragm chamber 4 and cover 2 spiracles 16 and pass through base 10 grids through the housing runner 19 of housing 1 and discharge.
When shrinkage in pipe evacuation or the night water tank and when producing negative pressure; The water surface descends; Float 5 falls in float chamber 6 chambeies, opens flexible sheet 3 middle pilot holes 15 and makes the two-sided pressure reduction disappearance of diaphragm and open flexible sheet 3 flat by the negative pressure suction to guarantee smooth emptying of pipeline and water tank to the additional air of system with the respiratory tracts in the middle of the diaphragm lid 2.
When gas is arranged in the system in the float chamber 6 when anhydrous; Air in the water tank passes through float chamber 6 and diaphragm chamber 41 interior top turns to the descending descending base 10 that passes through again of runner grudge that passes through housing 1 and the float chamber 6 to lead to atmosphere again from spiracles 16 in the middle of the diaphragm lid 3 to housing through base 10 and pressure release pad 9 are up; Thereby form m shape hot gas runner, with the chimney of avoiding the going straight up to runner effect that expels the heat-evil.Guaranteeing that the water tank inner air and outer air is straight-through, eliminating and also avoided the interior heat of water tank to leak when case internal cause temperature variation produces breathing.
Embodiment 2:
Referring to Fig. 2, present embodiment pressure unit 7 adopts pouring weights, pouring weight be fixed on float chamber 6 bottoms be enclosed within float chamber 6 cylindricals or be placed on float chamber 6 tops or with the pressure of float chamber 6 integrated alternative minute-pressure springs.All the other are identical with embodiment 1.
Embodiment 3:
Referring to Fig. 3, float 5 is avoided the pilot hole 15 that flexible sheet 3 is closed in the system exhaust impact thereby present embodiment has changed float chamber 6 import orientation, and then cancellation wind blocker 8.This moment, float 5 belows faced toward the closed bottom 20 of float chamber 6, and all the other are identical with embodiment 1.
More than be the practical implementation under the utility model technological scheme framework, the simple deformation or the combination of every the utility model embodiment technological scheme and technical characteristics all should be thought the protection domain that falls into the utility model.
Claims (10)
1. a diaphragm type is breathed relief valve; Comprise housing, diaphragm lid, flexible sheet, diaphragm chamber, float, float chamber, pressure release pad, base, diaphragm chamber is installed in the housing internal upper part, and float chamber is installed in bottom in the housing; The diaphragm lid is encapsulated in flexible sheet in the diaphragm chamber; Diaphragm chamber is encapsulated in float in the float chamber, is provided with the breathing runner between valve body lower end mouth and the outside inlet, and it is characterized in that: the float below faces toward the closed bottom of float chamber or wind blocker is set; The flexible sheet center is provided with pilot hole, is provided with the pressure release pad between float chamber bottom and the base.
2. diaphragm type according to claim 1 is breathed relief valve, it is characterized in that: said wind blocker is fixed on bottom in the float chamber.
3. diaphragm type according to claim 1 is breathed relief valve, and it is characterized in that: said breathing runner comprises the housing runner between float chamber runner, diaphragm chamber's runner, float chamber and the inner walls between float and the float chamber.
4. breathe relief valve according to the described diaphragm type of the arbitrary claim of claim 1～3, it is characterized in that: be provided with pressure unit between housing and the diaphragm lid.
5. breathe relief valve according to the described diaphragm type of the arbitrary claim of claim 1～3, it is characterized in that: be provided with pressure unit between housing and the float chamber.
6. diaphragm type according to claim 4 is breathed relief valve, it is characterized in that: pressure unit adopts spring to depress from the float chamber top.
7. diaphragm type according to claim 5 is breathed relief valve, it is characterized in that: pressure unit adopts spring to push down from the float chamber lower edge.
8. breathe relief valve according to the described diaphragm type of the arbitrary claim of claim 1～3, it is characterized in that: float chamber is provided with pouring weight.
9. breathe relief valve according to the described diaphragm type of the arbitrary claim of claim 1～3, it is characterized in that: float chamber adopts thick and heavy material to process.
10. a diaphragm type is breathed relief valve; Comprise housing, diaphragm lid, flexible sheet, diaphragm chamber, float, float chamber, pressure release pad, base, diaphragm chamber is installed in the housing internal upper part, and float chamber is installed in bottom in the housing; The diaphragm lid is encapsulated in flexible sheet in the diaphragm chamber; Diaphragm chamber is encapsulated in float in the float chamber, is provided with the breathing runner between valve body lower end mouth and the outside inlet, it is characterized in that: respiratory air flow is not over against the float bottom; The flexible sheet center is provided with pilot hole, is provided with the pressure release pad between float chamber bottom and the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202202692U CN202109080U (en) | 2011-06-27 | 2011-06-27 | Diaphragm type breather overflow valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202202692U CN202109080U (en) | 2011-06-27 | 2011-06-27 | Diaphragm type breather overflow valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202109080U true CN202109080U (en) | 2012-01-11 |
Family
ID=45434514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202202692U Expired - Fee Related CN202109080U (en) | 2011-06-27 | 2011-06-27 | Diaphragm type breather overflow valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202109080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661433A (en) * | 2012-05-11 | 2012-09-12 | 皇明太阳能股份有限公司 | Solar integrated valve |
-
2011
- 2011-06-27 CN CN2011202202692U patent/CN202109080U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661433A (en) * | 2012-05-11 | 2012-09-12 | 皇明太阳能股份有限公司 | Solar integrated valve |
| CN102661433B (en) * | 2012-05-11 | 2014-07-16 | 皇明太阳能股份有限公司 | Solar integrated valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20150627 |
|
| EXPY | Termination of patent right or utility model |