CN101413596B - Evacuation valve - Google Patents
Evacuation valve Download PDFInfo
- Publication number
- CN101413596B CN101413596B CN2008101825237A CN200810182523A CN101413596B CN 101413596 B CN101413596 B CN 101413596B CN 2008101825237 A CN2008101825237 A CN 2008101825237A CN 200810182523 A CN200810182523 A CN 200810182523A CN 101413596 B CN101413596 B CN 101413596B
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- China
- Prior art keywords
- valve
- attach
- sealing
- outlet passageway
- exhaust
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- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a discharge valve, comprising a main valve and an auxiliary valve; wherein, the main valve comprises a water inlet passage, a water outlet passage and a main electromagnetic on-off device which is used for dredging and obstructing the water inlet passage and the water outlet passage; the auxiliary valve comprises an air inlet passage, an air outlet passage and an auxiliary electromagnetic on-off device which is used for dredging and obstructing the air inlet passage and the air outlet passage; the water outlet passage of the main valve is internally provided with an air guide hole; the air outlet passage of the auxiliary valve is communicated with the air guide hole of the main valve. The discharge valve can effectively discharge the accumulated water in the pipeline and avoid the jamming or breaking of the pipeline owning to icing of the accumulated water.
Description
Technical field
The invention belongs to the valve arrangement design field, be specifically related to a kind of exhaust-valve.
Background technique
Solar water heater is owing to save the energy, safety and sanitary, and advantage such as easy to use is very popular, is extensively promoted the use of in cities and towns gradually.But, freeze stifled problem so use winter solar water heater to exist the upper and lower conduit road because northern area is colder winter.Be head it off, adopt the pipeline exhaust-valve now basically, the water in the pipeline is bled off to avoid freezing gambling.
At present, the pipeline emptying valve for solar water heater that circulates on the market has two kinds: one, be to rely on the negative pressure that moment produces in spring pressure and the pipeline to accomplish emptying.Two, be to adopt electric ball valve to accomplish emptying.First kind of exhaust-valve uses when high floor, meeting air inlet in following water, and when causing shower water outlet, water outlet is for a moment given vent to anger for a moment, brings constant to the user; Use is when hanging down floor, because the restriction of receiving spring pressure, the emptying effect is bad; Second kind exists following defective again: 1, instantaneous power failure, bar up hot water, and realized not pipe evacuation; When " pipe is logical " 2, is installed, keep away unavoidable suction tude spilling water; 3, electric motor driven gear is can wearing and tearing under limited operating life, and the time grow, can occur closing that valve sternly do not cause does and the suction tude spilling water freezing pipeline little by little without a break.
Summary of the invention
The purpose of this invention is to provide a kind of exhaust-valve that overcomes above-mentioned defective, effective emptying pipeline inner product water.
The technological scheme that realizes the object of the invention is: a kind of exhaust-valve comprises main valve and attaches valve; Said main valve comprises intake tunnel, exhalant canal, is used for the main electromagnetic type on-off system of conducting and obstruct intake tunnel and exhalant canal; Said attach valve comprise gas-entered passageway, outlet passageway, be used for conducting and intercept gas-entered passageway and outlet passageway attach the electromagnetic type on-off system; Be provided with gas port in the exhalant canal of said main valve; Said attach the outlet passageway of valve and be communicated with gas port in the main valve.
In the technique scheme, said main valve is a normally closed solenoid valve, also to be said main electromagnetic type on-off system intercept when outage intake tunnel and exhalant canal, conducting intake tunnel and exhalant canal when switching on; It is said that to attach valve be normally open solenoid valve; Also be said attach electromagnetic type on-off system obstruct gas-entered passageway and outlet passageway when when outage, the conducting gas-entered passageway was with outlet passageway, energising.
In the technique scheme, said main valve with attach the valve setting of on circuit, connecting, switch on synchronously and cut off the power supply.
In the technique scheme, also be provided with in the said outlet passageway that attaches valve and be used for the one way stop peturn valve core assembly that anti-fluid flows backwards.
In the technique scheme, said attach also be provided with the sealing channel that is used to be communicated with gas-entered passageway and outlet passageway in the valve, said sealing channel is provided with import and outlet; Said one way stop peturn valve core assembly comprises the Sealing that is used for shutoff sealing channel outlet; Said attach the electromagnetic type on-off system and comprise that energising the time can block the movable valve plug of sealing channel entrance.
In the technique scheme, said one way stop peturn valve core assembly also comprises and is used to the elastic component that Sealing provides reseting elasticity.
In the technique scheme, said movable valve plug is arranged on the top of the sealing channel that attaches valve; Said Sealing is arranged on the below of said sealing channel; Said elastic component is arranged on the spring of Sealing below, and the one of which end is against to be attached on the valve outlet passageway inwall, and the other end is against on the said Sealing.
In the technique scheme, the basic shape of said Sealing is a T shape, comprises circular sealed department and guide portion; Said sealed department and guide portion are combined to form the T font; Be provided with the slide opening that matches with said guide portion in the said outlet passageway.
In the technique scheme, the bottom margin place of said sealed department is provided with the annular boss to lower convexity, forms an annular recess between said annular boss and the said guide portion.
In the technique scheme, said main valve with attach valve and be arranged side by side, and be arranged on the same side of said intake tunnel.
The present invention has positive effect: among (1) the present invention, be provided with gas port in the exhalant canal of said main valve; Said attach the outlet passageway of valve and be communicated with gas port in the main valve.This structure makes the present invention in use, and under the control of ABAP Adapter, said main valve is used for guaranteeing the normal break-make of pipeline inner fluid; Said attach valve and be used for when pipeline is through-flow; Intercept gas-entered passageway and outlet passageway; Prevent that the pipeline inner fluid from overflowing from the admission line that attaches valve, when in pipeline cutout, pipeline, causing in the pipeline ponding owing to the vacuum suction effect, conducting intake tunnel and exhalant canal; Make the ponding in the pipeline to communicate, thereby the ponding in the pipeline can be flowed out along water tap that is arranged on the pipe end place or shower nozzle with ambient atmosphere; Because the smooth ponding in the emptying pipe, so can not cause pipeline and stop up or break because ponding freezes.
(2) among the present invention, main valve is selected normally closed solenoid valve for use, also to be said main electromagnetic type on-off system intercept when outage intake tunnel and exhalant canal, conducting intake tunnel and exhalant canal when switching on; Attach valve and select normally open solenoid valve for use; Also be said attach electromagnetic type on-off system obstruct gas-entered passageway and outlet passageway when when outage, the conducting gas-entered passageway was with outlet passageway, energising.This structure is comparatively reasonable, in actual use, can main valve with attach the valve setting of on circuit, connecting, switch on synchronously and cut off the power supply, main valve is open-minded during energising, it is closed circuit synchronously to attach valve, the pipeline inner fluid normally circulates; During outage, main valve is closed circuit, and it is open-minded synchronously to attach valve, makes ponding and atmosphere in the pipeline, is convenient to emptying.
(3) among the present invention, also be provided with in the said outlet passageway that attaches valve and be used for the one way stop peturn valve core assembly that anti-fluid flows backwards.Because the electromagnetic force that provides of solenoid valve is limited, hydraulic pressure hour can not go wrong, but when hydraulic pressure is excessive; Back down the accident of conducting gas-entered passageway and outlet passageway thereby current can take place attaching moving iron core in the valve, that is to say at hydrodynamic pressure greatly the time, can not guarantee highly stable service behaviour; So the present invention also can said attach in the valve to install be used for the one way stop peturn valve core assembly that anti-fluid flows backwards; The one way stop peturn valve core assembly has been arranged,, also do not postbacked the accident of backing down moving iron core of giving birth to even hydraulic pressure is big again; Effectively guarantee working stability of the present invention, also widened Applicable scope of the present invention.
(4) among the present invention, said one way stop peturn valve core assembly also comprises and is used to the elastic component that Sealing provides reseting elasticity.This elastic component is selected the spring of suitable elastic force for use, can reset fast, can guarantee the technique effect of the said sealing channel outlet of elastic component shutoff preferably again.
(5) among the present invention, the basic shape of said Sealing is a T shape, comprises circular sealed department and guide portion; Said sealed department and guide portion are combined to form the T font; Be provided with the slide opening that matches with said guide portion in the said outlet passageway.Utilize slide opening and guide portion, can effectively guarantee the correct location of Sealing.
(6) among the present invention, said main valve with attach valve and be arranged side by side, and be arranged on the same side of said intake tunnel.This structure takes up room less, and structure is comparatively reasonable.
Description of drawings
Fig. 1 is a kind of perspective view of first kind of structure of the present invention;
Fig. 2 is the perspective view of exhaust-valve shown in Figure 1 during from another viewed;
The structural representation that Fig. 3 is an exhaust-valve shown in Figure 1 when looking up viewed;
Fig. 4 is the sectional view of Fig. 3 along the A-A line; Fig. 5 is the sectional view of Fig. 3 along the B-B line;
Fig. 6 is the sectional view of Fig. 3 along the C-C line;
Fig. 7 is a kind of structural representation of second kind of structure of the present invention;
Fig. 8 is a kind of structural representation of the third structure of the present invention.
Be labeled as shown in the accompanying drawing: main valve 1, intake tunnel 11, exhalant canal 12, main electromagnetic type on-off system 13, gas port 14 attaches valve 2; Gas-entered passageway 21, outlet passageway 22, slide opening 221 attaches electromagnetic type on-off system 23, movable valve plug 231; One way stop peturn valve core assembly 3, Sealing 31, sealed department 311, guide portion 312, annular boss 313; Annular recess 314, elastic component 32, sealing channel 4, import 41, outlet 42.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 6 has shown first kind of embodiment of the present invention, and wherein, Fig. 1 is a kind of perspective view of first kind of structure of the present invention; Fig. 2 is the perspective view of exhaust-valve shown in Figure 1 during from another viewed; The structural representation that Fig. 3 is an exhaust-valve shown in Figure 1 when looking up viewed; Fig. 4 is the sectional view of Fig. 3 along the A-A line; Fig. 5 is the sectional view of Fig. 3 along the B-B line; Fig. 6 is the sectional view of Fig. 3 along the C-C line.
Present embodiment is a kind of exhaust-valve that is used for pipelines of solar water heater, sees Fig. 1 to Fig. 6, comprises main valve 1 and attaches valve 2; Said main valve 1 comprises intake tunnel 11, exhalant canal 12, is used for the main electromagnetic type on-off system 13 of conducting and obstruct intake tunnel 11 and exhalant canal 12; Said attach that valve 2 comprises gas-entered passageway 21, outlet passageway 22, is used for conducting and intercepts gas-entered passageway 21 and outlet passageway 22 attach electromagnetic type on-off system 23; Be provided with gas port 14 in the exhalant canal 12 of said main valve 1; Said attach the outlet passageway 22 of valve 2 and be communicated with gas port 14 in the main valve 1.
Said main valve 1 is a normally closed solenoid valve, conducting intake tunnel 11 and exhalant canal 12 when also to be said main electromagnetic type on-off system 13 intercept intake tunnel 11 with exhalant canal 12, energising when outage; It is said that to attach valve 2 are normally open solenoid valves; Also be saidly to attach electromagnetic type on-off system 23 and intercept gas-entered passageway 21 and outlet passageway 22 during with outlet passageway 22, energising at when outage conducting gas-entered passageway 21.Said main valve 1 with attach valve 2 setting of on circuit, connecting, switch on synchronously and cut off the power supply.Said main valve 1 with attach valve 2 and be arranged side by side, and be arranged on the same side of said intake tunnel 11.
Be provided with in the said outlet passageway 22 that attaches valve 2 and be used for the one way stop peturn valve core assembly 3 that anti-fluid flows backwards.Said attach also be provided with the sealing channel 4 that is used to be communicated with gas-entered passageway 21 and outlet passageway 22 in the valve 2, said sealing channel 4 is provided with import 41 and outlet 42; Said one way stop peturn valve core assembly 3 comprises the Sealing 31 that is used for 4 outlets 42 of shutoff sealing passage; Said attach electromagnetic type on-off system 23 and comprise that energising the time can block the movable valve plug 231 of sealing passage 4 imports 41.Said movable valve plug 231 is arranged on the top of the sealing channel 4 that attaches valve 2; Said Sealing 31 is arranged on the below of said sealing channel 4.
The basic shape of said Sealing 31 is a T shape, comprises circular sealed department 311 and guide portion 312; Said sealed department 311 is combined to form the T font with guide portion 312; Also be provided with the slide opening 221 that matches with said guide portion in the said outlet passageway 22.The guide portion 312 of said Sealing is arranged in said slide opening 221, thereby by said slide opening 221 spacing and guiding.
The bottom margin place of said sealed department 311 is provided with the annular boss 313 to lower convexity, forms an annular recess 314 between said annular boss 313 and the said guide portion 312.
In the present embodiment, also be provided with in the said outlet passageway that attaches valve and be used for the one way stop peturn valve core assembly that anti-fluid flows backwards.Because the electromagnetic force that provides of solenoid valve is limited, hydraulic pressure hour can not go wrong, but when hydraulic pressure is excessive; Back down the accident of conducting gas-entered passageway and outlet passageway thereby current can take place attaching moving iron core in the valve, that is to say at hydrodynamic pressure greatly the time, can not guarantee highly stable service behaviour; So present embodiment also can said attach in the valve to install be used for the one way stop peturn valve core assembly that anti-fluid flows backwards; The one way stop peturn valve core assembly has been arranged,, also do not postbacked the accident of backing down moving iron core of giving birth to even hydraulic pressure is big again; Effectively guarantee the working stability of present embodiment, also widened the Applicable scope of present embodiment.
(embodiment 2)
Fig. 7 is a kind of structural representation of second kind of structure of the present invention, has shown second kind of embodiment of the present invention.
Present embodiment and embodiment 1 are basic identical, see Fig. 7, and difference is: said one way stop peturn valve core assembly 3 also comprises and is used to the elastic component 32 that Sealing 31 provides reseting elasticity.Said elastic component 32 is arranged on the spring of Sealing 31 belows, and the one of which end is against to be attached on valve 2 outlet passageways 22 inwalls, and the other end is against on the said Sealing 31.
In the present embodiment, said one way stop peturn valve core assembly also comprises and is used to the elastic component that Sealing provides reseting elasticity.This elastic component is selected the spring of suitable elastic force for use, can reset fast, can guarantee the technique effect of the said sealing channel outlet of elastic component shutoff preferably again.
(embodiment 3)
Fig. 8 is a kind of structural representation of the third structure of the present invention, has shown the third embodiment of the present invention.
Present embodiment and embodiment 1 are basic identical, see Fig. 8, and difference is: no longer be provided with in the said outlet passageway 22 that attaches valve 2 and be used for the one way stop peturn valve core assembly 3 that anti-fluid flows backwards.
Present embodiment is applicable in the less pipeline of hydraulic pressure.
The foregoing description 1 has following beneficial effect to embodiment 3: (1) the foregoing description 1 is provided with gas port in the exhalant canal of said main valve to embodiment 3; Said attach the outlet passageway of valve and be communicated with gas port in the main valve.This structure make the foregoing description 1 to embodiment 3 in use, under the control of ABAP Adapter, said main valve is used for guaranteeing the normal break-make of pipeline inner fluid; Said attach valve and be used for when pipeline is through-flow; Intercept gas-entered passageway and outlet passageway; Prevent that the pipeline inner fluid from overflowing from the admission line that attaches valve, turn-off at main valve, when causing ponding owing to the vacuum suction effect in the pipeline cutout, pipeline that said attach valve conducting intake tunnel and exhalant canal; Make the ponding in the pipeline to communicate, thereby the ponding in the pipeline can be flowed out along water tap that is arranged on the pipe end place or shower nozzle with ambient atmosphere; Because the smooth ponding in the emptying pipe, so can not cause pipeline and stop up or break because ponding freezes.
(2) the foregoing description 1 is to embodiment 3, and main valve is selected normally closed solenoid valve for use, also to be said main electromagnetic type on-off system intercept when outage intake tunnel and exhalant canal, conducting intake tunnel and exhalant canal when switching on; Attach valve and select normally open solenoid valve for use; Also be said attach electromagnetic type on-off system obstruct gas-entered passageway and outlet passageway when when outage, the conducting gas-entered passageway was with outlet passageway, energising.This structure is comparatively reasonable, in actual use, can main valve with attach the valve setting of on circuit, connecting, switch on synchronously and cut off the power supply, main valve is open-minded during energising, it is closed circuit synchronously to attach valve, the pipeline inner fluid normally circulates; During outage, main valve is closed circuit, and it is open-minded synchronously to attach valve, makes ponding and atmosphere in the pipeline, is convenient to emptying.
(3) the foregoing description 1 is to embodiment 3, and the basic shape of said Sealing is a T shape, comprises circular sealed department and guide portion; Said sealed department and guide portion are combined to form the T font; Be provided with the slide opening that matches with said guide portion in the said outlet passageway.Utilize slide opening and guide portion, can effectively guarantee the correct location of Sealing.
(4) the foregoing description 1 is to embodiment 3, said main valve with attach valve and be arranged side by side, and be arranged on the same side of said intake tunnel.This structure takes up room less, and structure is comparatively reasonable.
(5) the foregoing description 1 is to embodiment 3, when outage, though main valve is a normally closed solenoid valve; But under the impact of current, still can directly back down the moving iron core in the main valve, make intake tunnel and exhalant canal be able to conducting; Current can get into from the exhalant canal of main valve; Flow out from intake tunnel, thereby add water in the water storage box in solar water heater, can not produce inhibition.
Obviously, the above embodiment of the present invention only be for clearly the present invention is described and is done for example, and be not to be qualification to mode of execution of the present invention.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all mode of executions.And these belong to conspicuous variation or the change that connotation of the present invention extends out and still belong to protection scope of the present invention.
Claims (8)
1. an exhaust-valve comprises main valve (1) and attaches valve (2);
Said main valve (1) comprises intake tunnel (11), exhalant canal (12), is used for the main electromagnetic type on-off system (13) of conducting and obstruct intake tunnel (11) and exhalant canal (12);
Said attach that valve (2) comprises gas-entered passageway (21), outlet passageway (22), is used for conducting and intercepts gas-entered passageway (21) and outlet passageway (22) attach electromagnetic type on-off system (23);
It is characterized in that:
Be provided with gas port (14) in the exhalant canal (12) of said main valve (1); Said attach the outlet passageway (22) of valve (2) and be communicated with gas port (14) in the main valve (1);
Also be provided with in the said outlet passageway (22) that attaches valve (2) and be used for the one way stop peturn valve core assembly (3) that anti-fluid flows backwards;
Said attach also be provided with the sealing channel (4) that is used to be communicated with gas-entered passageway (21) and outlet passageway (22) in the valve (2), said sealing channel (4) be provided with import (41) and the outlet (42); Said one way stop peturn valve core assembly (3) comprises the Sealing (31) that is used for shutoff sealing passage (4) outlet (42); Said attach electromagnetic type on-off system (23) and comprise that energising the time can block the movable valve plug (231) of sealing passage (4) import (41).
2. exhaust-valve according to claim 1; It is characterized in that: said main valve (1) is a normally closed solenoid valve, conducting intake tunnel (11) and exhalant canal (12) when also to be said main electromagnetic type on-off system (13) intercept intake tunnel (11) with exhalant canal (12), energising when outage;
It is said that to attach valve (2) be normally open solenoid valve; Also be saidly to attach electromagnetic type on-off system (23) and intercept gas-entered passageway (21) and outlet passageway (22) during with outlet passageway (22), energising at when outage conducting gas-entered passageway (21).
3. exhaust-valve according to claim 2 is characterized in that: said main valve (1) with attach valve (2) setting of on circuit, connecting, switch on synchronously and cut off the power supply.
4. exhaust-valve according to claim 1 is characterized in that: said one way stop peturn valve core assembly (3) also comprises and is used to the elastic component (32) that Sealing (31) provides reseting elasticity.
5. exhaust-valve according to claim 4 is characterized in that: said movable valve plug (231) is arranged on the attach valve top of sealing channel (4) of (2); Said Sealing (31) is arranged on the below of said sealing channel (4); Said elastic component (32) is arranged on the spring of Sealing (31) below, and the one of which end is against on (2) outlet passageway (22) inwall that attaches valve, and the other end is against on the said Sealing (31).
6. exhaust-valve according to claim 5 is characterized in that: the basic shape of said Sealing (31) is a T shape, comprises circular sealed department (311) and guide portion (312); Said sealed department (311) and guide portion (312) are combined to form the T font; Be provided with the slide opening (221) that matches with said guide portion in the said outlet passageway (22).
7. exhaust-valve according to claim 6 is characterized in that: the bottom margin place of said sealed department (311) is provided with the annular boss (313) to lower convexity, forms an annular recess (314) between said annular boss (313) and the said guide portion (312).
8. exhaust-valve according to claim 1 is characterized in that: said main valve (1) and attach valve (2) and be arranged side by side, and be arranged on the same side of said intake tunnel (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101825237A CN101413596B (en) | 2008-12-05 | 2008-12-05 | Evacuation valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101825237A CN101413596B (en) | 2008-12-05 | 2008-12-05 | Evacuation valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101413596A CN101413596A (en) | 2009-04-22 |
| CN101413596B true CN101413596B (en) | 2012-04-25 |
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ID=40594262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101825237A Expired - Fee Related CN101413596B (en) | 2008-12-05 | 2008-12-05 | Evacuation valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101413596B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101664853B1 (en) * | 2010-04-15 | 2016-10-12 | 코웨이 주식회사 | Latch valve and flow control device comprising the same |
| CN102269284B (en) * | 2011-08-01 | 2012-08-01 | 南昌大学 | Electromagnetic valve |
| DE102016104135A1 (en) * | 2016-03-07 | 2017-09-07 | Svm Schultz Verwaltungs-Gmbh & Co. Kg | valve assembly |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201340120Y (en) * | 2008-12-05 | 2009-11-04 | 吴方忠 | Exhaust valve |
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2008
- 2008-12-05 CN CN2008101825237A patent/CN101413596B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201340120Y (en) * | 2008-12-05 | 2009-11-04 | 吴方忠 | Exhaust valve |
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| Publication number | Publication date |
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| CN101413596A (en) | 2009-04-22 |
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Granted publication date: 20120425 Termination date: 20131205 |