CN105156723A - Proportional pressure-reducing valve used for beer freshness preservation bucket - Google Patents
Proportional pressure-reducing valve used for beer freshness preservation bucket Download PDFInfo
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- CN105156723A CN105156723A CN201510686454.3A CN201510686454A CN105156723A CN 105156723 A CN105156723 A CN 105156723A CN 201510686454 A CN201510686454 A CN 201510686454A CN 105156723 A CN105156723 A CN 105156723A
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- valve
- pressure
- reducing valve
- spool
- way valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/12—Covers for housings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a proportional pressure-reducing valve used for a beer freshness preservation bucket. The proportional pressure-reducing valve comprises a pressure-reducing valve seat, a pressure-reducing valve element and a pressure-reducing valve cover which are arranged in sequence from the high-pressure end in the front of the valve and the low-pressure end at the back of the valve, a medium flow inlet is formed in the pressure-reducing valve seat, a medium flow outlet is formed in the pressure-reducing valve cover, and a one-way valve containing a one-way valve body is arranged at the medium flow outlet. The proportional pressure-reducing valve is provided with the one-way valve, and the one-way valve contains a force action position, so that the valve can be opened by triggering the force action position; the proportional pressure-reducing valve is installed on a gas storage tank of the draft beer freshness preservation bucket, the gas storage tank is maintained to be sealed after gas is introduced into the tank, and after the gas is introduced into the gas storage tank, the one-way valve can be opened by triggering the force action position so that the gas can flow out of the storage tank.
Description
Technical field
The present invention relates to the production technical field of fresh-keeping beer container, particularly, the present invention relates to a kind of proportional pressure-reducing valve for fresh-keeping beer container.
Background technique
Beer on draft is enjoyed great prestige in the world with its " pure flavor, tasty ", is a wonderful work in beer.But because beer on draft must adopt complicated special device to sell and store, thus limit the universal of it, can not huge numbers of families be entered.Although barrelled beer also uses draft beer (not through sterilizing treatment draft beer), but keep carbon dioxide content in wine owing to there is no enough pressure in bucket, dress wine, transport, sell in wine process with air catalytic oxidation, therefore destroy mouthfeel and the local flavor of wine.
Along with the development of beer on draft container technique, although the iron Buddha's warrior attendant 5L that Heineken Beer is released compensate for above-mentioned defect, the quality of fresh bucket beer can be kept to the final one, but because fat can not be reused, the valency height of causing is unfavorable environmental protection again, simultaneously subsidiary in fat carbon dioxide compression systems (fixing with glue) mixes with wine liquid phase, allows Consumer throw doubt upon to its health.For this reason, design a with the deficiency solving above-mentioned beer packing, realizing low cost provides the product of high-quality young beer to become problem demanding prompt solution to Consumer.
Summary of the invention
Technical problem underlying to be solved by this invention is to provide a kind of proportional pressure-reducing valve for fresh-keeping beer container.This proportional pressure-reducing valve is provided with one-way valve, and this one-way valve contains stressed site of action, can open by touching stressed site of action; This proportional pressure-reducing valve being arranged in the gas reservoir of beer on draft preservation drum, making gas reservoir after gas filling, keep sealing, gas can being flowed out from storage tank by touching stressed site of action open check valve after gas filling.
The technological scheme that the present invention solves the problems of the technologies described above employing is: a kind of proportional pressure-reducing valve for fresh-keeping beer container, comprise valve base of pressure reducing valve, reduction valve spool and reduction valve valve gap that before valve high voltage terminal sets gradually to low voltage terminal after valve, described valve base of pressure reducing valve is provided with MEDIA FLOW entrance, described reduction valve valve gap is provided with MEDIA FLOW outlet, described MEDIA FLOW outlet is provided with the one-way valve comprising one-way valve valve body, when described one-way valve opens, the gas that high voltage terminal enters before described valve can be gone out by low voltage terminal after valve through described one-way valve.
Further technological scheme, the bottom of described one-way valve valve body is provided with the one-way valve valve body longitudinal hole be communicated with described MEDIA FLOW entrance; The inside of described one-way valve valve body is provided with described MEDIA FLOW outlet contact and the inner elements of check valve with stressed site of action and the one-way valve Returnning spring that described inner elements of check valve is resetted; When applying pressure to the stressed site of action of described inner elements of check valve, compress described one-way valve Returnning spring, described inner elements of check valve exports with described MEDIA FLOW and is separated.
Further technological scheme, described valve base of pressure reducing valve is provided with circular groove towards the one side of reduction valve valve gap; The center of described valve base of pressure reducing valve sets gradually the longitudinal aperture of the valve base of pressure reducing valve be connected with described MEDIA FLOW entrance and the longitudinal macropore of valve base of pressure reducing valve along its axis.
Described reduction valve spool comprises the path section spool and large footpath section spool that before valve high voltage terminal sets gradually to low voltage terminal direction after valve.
Described path section spool is inserted in the longitudinal macropore of described valve base of pressure reducing valve, and described path section valve core inside is provided with the reduction valve spool air-inlet cavity that macropore longitudinal with described valve base of pressure reducing valve is communicated with; Described path section spool axial surface contacts with the internal surface of the longitudinal macropore of described valve base of pressure reducing valve and is provided with seal ring between the internal surface of described path section spool axial surface and the longitudinal macropore of described valve base of pressure reducing valve.Valve sealing gasket is provided with between described path section spool lower end surface and the longitudinal aperture of described valve base of pressure reducing valve.
Described large footpath section spool is provided with the cavity holding described one-way valve valve body and the circular groove be communicated with described cavity near one end of described reduction valve valve gap, and described cavity is communicated with described reduction valve spool air-inlet cavity.
Described large footpath section spool axial surface contacts with the internal surface of described reduction valve valve gap, and arranges seal ring between described large footpath section spool axial surface and described reduction valve valve gap.
Further technological scheme, is provided with the decompression Returnning spring making described reduction valve valve core reset in described circular groove; One end of described decompression Returnning spring is resisted against the inner bottom surface of described valve base of pressure reducing valve, and the other end is resisted against the lower end surface of described large footpath section spool.
Further technological scheme, described one-way valve valve body longitudinal hole is communicated with the cavity of described large footpath section spool.
Further technological scheme, described inner elements of check valve comprises sealing gasket, push rod and one-way valve valve cast; The stepped round column structure of described one-way valve valve cast and be disposed radially path section groove and large footpath section annular groove; Described push rod is through being inserted in described path section groove after the center hole of described sealing gasket; An end face of described sealing gasket is fixed in the section annular groove of described large footpath just, MEDIA FLOW outlet described in another end contact.
Described one-way valve Returnning spring is set in described inner elements of check valve periphery; And one end of described one-way valve Returnning spring is resisted against in the inner bottom surface of described one-way valve valve body, and the other end is resisted against on the periphery ladder of described one-way valve valve cast.
Further technological scheme, the push rod of described inner elements of check valve comprises head and bar portion, the protruding stressed site of action of head of described push rod, the head of described push rod is just through the described MEDIA FLOW outlet of described reduction valve valve gap, and described stressed site of action is given prominence in the outside of described reduction valve valve gap.
Further technological scheme, the longitudinal aperture of described valve base of pressure reducing valve along high voltage terminal before valve after valve the direction of low voltage terminal set gradually filtration core, restricting orifice and seal ring.
Further, seal ring of the present invention is O type circle.
Further technological scheme, the end of described path section spool is provided with valve sealing gasket.Further, the end of described path section spool forms groove, and described valve sealing gasket is embedded in described groove just.When load is excessive, longitudinal for the valve base of pressure reducing valve be connected with described MEDIA FLOW entrance aperture can seal by this valve sealing gasket just.Work as load reduction, this valve sealing gasket aperture longitudinal with valve base of pressure reducing valve under the effect of reduction valve Returnning spring is separated, and makes MEDIA FLOW entrance open.
In technique scheme, between the internal surface of described path section spool axial surface and the longitudinal macropore of described valve base of pressure reducing valve, the effect of seal ring is: increase the frictional force between reduction valve spool and reduction valve valve base.
Further technological scheme, described reduction valve valve gap forms open cavity towards the one side of low voltage terminal after valve.Described open cavity has the link of contact pilotage for being socketed.When open cavity is socketed on link, described contact pilotage by contact site of action, and applies pressure to stressed site of action; Described contact pilotage can be protruding structure.
When applying the power the direction of the high pressure port before valve from low-pressure port after valve to described push rod, compress one-way valve opens described in described one-way valve Returnning spring.Therefore, when the open cavity of described reduction valve valve gap connects together with the link with contact pilotage, described one-way valve will be opened.
Described proportional pressure-reducing valve is used for the decompression of carbon dioxide, the pressure linear change according to the following formula of giving vent to anger of described MEDIA FLOW outlet:
P1＝k·(X0+X)/S1
P1 is the pressure of giving vent to anger of air outlet; K is the spring rate of decompression Returnning spring; (X0+X) be setting value; S1: the medium active area of low voltage terminal after valve.Particularly, S1 is the cross sectional area through circular groove C1 on the section spool of large footpath.
Relative to prior art, the present invention has following beneficial effect:
When proportional pressure-reducing valve of the present invention is used for fresh-keeping beer container (this fresh-keeping beer container comprises for the gas holder of storing carbon dioxide and the storage fat for storing drinks), its concrete usage mode is: be arranged on by this proportional pressure-reducing valve on carbon dioxide gas holder, when after the inflation of carbon dioxide gas holder, one-way valve is closed condition, therefore proportional pressure-reducing valve of the present invention can guarantee that carbon dioxide gas holder is in sealing state.
When storage fat cleaning-sterilizing is filled with after drinking, install distributor, (this connecting tube is for connecting gas holder and storage fat then to install connecting tube; Particularly, this connecting tube one end connects proportional pressure-reducing valve of the present invention, and the other end connects distributor; And one end that this connecting tube is connected with reduction valve convexes to form the contact pilotage that can press the stressed site of action of one-way valve in reduction valve), by connecting tube joint contact pilotage, open the one-way valve of proportional pressure-reducing valve of the present invention, make the gas of gas holder be transmitted in connecting tube through proportional pressure-reducing valve of the present invention, seal at the other end (i.e. connecting tube be connected with distributor one end) of connecting tube.During concrete enforcement, be provided with an one-way valve B (this one-way valve category-B is similar to the one-way valve in reduction valve of the present invention in one end that this connecting tube is connected with distributor, also there is stressed site of action, one-way valve B can be opened by applying active force to the stressed site of action of the second one-way valve).The other end (one-way valve B holds) of connecting tube is connected with distributor.When not having operation commutator, the gas in connecting tube holds sealing at one-way valve B.During operation commutator, open one-way valve B by distributor piston bar, carbon dioxide is imported storage fat, make wine extrude storage fat.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The component names that in figure, each reference character is corresponding is: 1-valve base of pressure reducing valve; 2-reduction valve spool; 3-reduction valve valve gap; 4-MEDIA FLOW entrance; 5-MEDIA FLOW exports; 6-one-way valve; 61-one-way valve valve body; The stressed site of action of 62-; 63-inner elements of check valve; 64-one-way valve Returnning spring; 21-path section spool; 22-large footpath section spool; 23-reduction valve spool air-inlet cavity; 24-seal ring; 26-cavity; 24-seal ring; 25-reduces pressure Returnning spring; 65-sealing gasket; 66-push rod; 67-one-way valve valve cast; 68-path section groove; 69-large footpath section annular groove; 31-open cavity; 7-filtration core; 8-restricting orifice; 24-seal ring; C1-circular groove; C2-circular groove; The longitudinal aperture of H1-valve base of pressure reducing valve; The longitudinal macropore of H2-valve base of pressure reducing valve; H3-one-way valve valve body longitudinal hole.
Embodiment
In order to understand content of the present invention better, be described further below in conjunction with specific embodiments and the drawings.Should be understood that these embodiments only for the present invention is further described, and be not used in and limit the scope of the invention.In addition should be understood that, after having read content of the present invention, person skilled in art makes some nonessential change or adjustment to the present invention, still belongs to protection scope of the present invention.
Embodiment
As shown in Figure 1, a kind of proportional pressure-reducing valve for fresh-keeping beer container, comprise valve base of pressure reducing valve 1, reduction valve spool 2 and reduction valve valve gap 3 that before valve high voltage terminal sets gradually to low voltage terminal after valve, described valve base of pressure reducing valve 1 is provided with MEDIA FLOW entrance 4, described reduction valve valve gap 3 is provided with MEDIA FLOW outlet 5, and described MEDIA FLOW outlet 5 is provided with the one-way valve 6 comprising one-way valve valve body 61.
When described one-way valve 6 is opened, the gas that high voltage terminal enters before described valve can be gone out by low voltage terminal after valve through described one-way valve.
The bottom of one-way valve valve body 61 is provided with the one-way valve valve body longitudinal hole H3 be communicated with described MEDIA FLOW entrance 4; The inside of described one-way valve valve body 61 is provided with and exports 5 with described MEDIA FLOW and contact and the inner elements of check valve 63 with stressed site of action 62 and the one-way valve Returnning spring 64 that described inner elements of check valve 63 is resetted; When applying pressure to the stressed site of action 62 of described inner elements of check valve 63, compress described one-way valve Returnning spring 64, described inner elements of check valve 63 and described MEDIA FLOW export 5 and are separated.
Described valve base of pressure reducing valve 1 is provided with circular groove C2 towards the one side of reduction valve valve gap 3; The center of described valve base of pressure reducing valve 1 sets gradually the longitudinal aperture H1 of the valve base of pressure reducing valve be connected with described MEDIA FLOW the entrance 4 and longitudinal macropore H2 of valve base of pressure reducing valve along its axis.
Described reduction valve spool 2 comprises the path section spool 21 and large footpath section spool 22 that before valve high voltage terminal sets gradually to low voltage terminal direction after valve.
Described path section spool 21 is inserted in the longitudinal macropore H2 of described valve base of pressure reducing valve, and described path section spool 21 inside is provided with the reduction valve spool air-inlet cavity 23 that macropore H2 longitudinal with described valve base of pressure reducing valve is communicated with; Described path section spool 21 axial surface contacts with the internal surface of the longitudinal macropore H2 of described valve base of pressure reducing valve and is provided with seal ring 24 between the internal surface of described path section spool 21 axial surface and the longitudinal macropore H2 of described valve base of pressure reducing valve.
Described large footpath section spool 22 is provided with the cavity 26 holding described one-way valve valve body 61 and the circular groove C1 be communicated with described cavity near one end of described reduction valve valve gap 3, and described cavity 26 is communicated with described reduction valve spool air-inlet cavity 23.
Described large footpath section spool 22 axial surface contacts with the internal surface of described reduction valve valve gap 3, and arranges seal ring 24 between described large footpath section spool 22 axial surface and described reduction valve valve gap 3.
The decompression Returnning spring 25 that described reduction valve spool 2 is resetted is provided with in described circular groove C2; One end of described decompression Returnning spring 25 is resisted against the inner bottom surface of described valve base of pressure reducing valve 1, and the other end is resisted against the lower end surface of described large footpath section spool 22.
Described one-way valve valve body longitudinal hole H3 is communicated with the cavity 26 of described large footpath section spool 22.
Described inner elements of check valve 63 comprises sealing gasket 65, push rod 66 and one-way valve valve cast 67; The stepped round column structure of described one-way valve valve cast 67 and be disposed radially path section groove 68 and large footpath section annular groove 69; Described push rod 66 is through being inserted in described path section groove 68 after the center hole of described sealing gasket 65; An end face of described sealing gasket 65 is fixed in described large footpath section annular groove 69 just, MEDIA FLOW outlet 5 described in another end contact.
Described one-way valve Returnning spring 64 is set in described inner elements of check valve 63 periphery; And one end of described one-way valve Returnning spring 64 is resisted against in the inner bottom surface of described one-way valve valve body 61, and the other end is resisted against on the periphery ladder of described one-way valve valve cast 67.
The push rod 66 of described inner elements of check valve comprises head and bar portion, the head of described push rod convexes to form described stressed site of action 62, the head of described push rod is just through the described MEDIA FLOW outlet 5 of described reduction valve valve gap 3, and described stressed site of action 62 is given prominence in the outside of described reduction valve valve gap 3.
Described reduction valve valve gap 3 forms open cavity 31 towards the one side of low voltage terminal after valve.Described open cavity has the link of contact pilotage for being socketed.When open cavity is socketed on link, described contact pilotage by contact site of action, and applies pressure to stressed site of action; Described contact pilotage can be protruding structure.
When applying the power the direction of the high pressure port before valve from low-pressure port after valve to described push rod, compress one-way valve opens described in described one-way valve Returnning spring.
The longitudinal aperture H1 of described valve base of pressure reducing valve along high voltage terminal before valve after valve the direction of low voltage terminal set gradually filtration core 7, restricting orifice 8 and seal ring 24.
In above-described embodiment, seal ring 24 all adopts 0 type circle.
In one embodiment, the end of described path section spool is provided with valve sealing gasket 27.Further, the end of described path section spool forms groove, and described valve sealing gasket is embedded in described groove just.When load is excessive, this valve sealing gasket can just by longitudinal for valve base of pressure reducing valve aperture H1 sealing, thus make described MEDIA FLOW entrance 4 close.Work as load reduction, this valve sealing gasket aperture H1 longitudinal with valve base of pressure reducing valve under the effect of reduction valve Returnning spring is separated, and makes MEDIA FLOW entrance 4 open.
Proportional pressure-reducing valve in above-described embodiment is used for the decompression of carbon dioxide, the working principle of this proportional pressure-reducing valve:
When load of reducing pressure reaches maximum, mechanical equilibrium equation when reduction valve cuts out is:
P
1＝P
0·S
0/S
1+F
f/S
1+k(X
0+X)/S
1；
In formula, P
1: pressure of giving vent to anger; P
0: intake air pressure; F
f: reduction valve spool 0 type circle and reduction valve valve gap frictional force; K: the spring rate of decompression Returnning spring; K (X
0+ X): decompression Returnning spring pretightening force and reduction valve spool when closing displacement compression to reduce pressure the operating pressure sum that Returnning spring produces; S
0: the radial cross section area of the longitudinal aperture H1 of valve base of pressure reducing valve; S
1: after valve, (particularly, S1 is the cross sectional area through circular groove C1 on the section spool of large footpath for the medium active area of low voltage terminal.)。
Equation: P
1=P
0s
0/ S
1+ F
f/ S
1+ k (X
0+ X)/S
1;
Due to P
0s
0/ S
1and F
f/ S
1very little
P
1＝F(X
0+X)/S
1＝k·(X
0+X)/S
1
P
1determined by spring rate, or change about spring rate
K is spring rate
Therefore, the pressure linear change according to the following formula of giving vent to anger of described MEDIA FLOW outlet:
P1＝k·(X
0+X)/S
1
P1 is the pressure of giving vent to anger of air outlet; K is the spring rate of decompression Returnning spring; X0+X is setting value; S
1: the medium active area of low voltage terminal after valve.
Above-mentioned explanation is not limitation of the present invention, and the present invention is also not limited to above-mentioned citing.Those skilled in the art are in essential scope of the present invention, and the change made, remodeling, interpolation or replacement, also should belong to protection scope of the present invention.
Claims (10)
1. the proportional pressure-reducing valve for fresh-keeping beer container, it is characterized in that, comprise valve base of pressure reducing valve (1), reduction valve spool (2) and reduction valve valve gap (3) that before valve high voltage terminal sets gradually to low voltage terminal after valve, described valve base of pressure reducing valve (1) is provided with MEDIA FLOW entrance (4), described reduction valve valve gap (3) is provided with MEDIA FLOW outlet (5), described MEDIA FLOW outlet (5) is provided with the one-way valve (6) comprising one-way valve valve body (61)
When described one-way valve (6) is opened, the gas that high voltage terminal enters before described valve can be gone out by low voltage terminal after valve through described one-way valve.
2. a kind of proportional pressure-reducing valve for fresh-keeping beer container as claimed in claim 1, it is characterized in that, the bottom of described one-way valve valve body (61) is provided with the one-way valve valve body longitudinal hole (H3) be communicated with described MEDIA FLOW entrance (4); The inside of described one-way valve valve body (61) is provided with and exports (5) with described MEDIA FLOW and contact and the inner elements of check valve (63) with stressed site of action (62) and the one-way valve Returnning spring (64) that described inner elements of check valve (63) is resetted; When applying pressure to the stressed site of action (62) of described inner elements of check valve (63), compress described one-way valve Returnning spring (64), described inner elements of check valve (63) exports (5) and is separated with described MEDIA FLOW.
3. a kind of proportional pressure-reducing valve for fresh-keeping beer container as claimed in claim 1, it is characterized in that, described valve base of pressure reducing valve (1) is provided with circular groove (C2) towards the one side of reduction valve valve gap (3); The center of described valve base of pressure reducing valve (1) sets gradually the longitudinal aperture (H1) of the valve base of pressure reducing valve be connected with described MEDIA FLOW entrance (4) and the longitudinal macropore (H2) of valve base of pressure reducing valve along its axis;
Described reduction valve spool (2) comprises the path section spool (21) and large footpath section spool (22) that before valve high voltage terminal sets gradually to low voltage terminal direction after valve;
Described path section spool (21) is inserted in the longitudinal macropore (H2) of described valve base of pressure reducing valve, and described path section spool (21) inside is provided with the reduction valve spool air-inlet cavity (23) that macropore (H2) longitudinal with described valve base of pressure reducing valve is communicated with; Described path section spool (21) axial surface contacts with the internal surface of the longitudinal macropore (H2) of described valve base of pressure reducing valve and is provided with seal ring (24) between the internal surface of described path section spool (21) axial surface and the longitudinal macropore (H2) of described valve base of pressure reducing valve;
The end of described path section spool is provided with valve sealing gasket (27);
Described large footpath section spool (22) is provided with the cavity (26) holding described one-way valve valve body (61) and the circular groove (C1) be communicated with described cavity near one end of described reduction valve valve gap (3), and described cavity (26) is communicated with described reduction valve spool air-inlet cavity (23);
Described large footpath section spool (22) axial surface contacts with the internal surface of described reduction valve valve gap (3), and arranges seal ring (24) between described large footpath section spool (22) axial surface and described reduction valve valve gap (3).
4. a kind of proportional pressure-reducing valve for fresh-keeping beer container as claimed in claim 3, is characterized in that, be provided with the decompression Returnning spring (25) that described reduction valve spool (2) is resetted in described circular groove (C2); One end of described decompression Returnning spring (25) is resisted against the inner bottom surface of described valve base of pressure reducing valve (1), and the other end is resisted against the lower end surface of described large footpath section spool (22).
5. a kind of proportional pressure-reducing valve for fresh-keeping beer container as claimed in claim 4, it is characterized in that, described one-way valve valve body longitudinal hole (H3) is communicated with the cavity (26) of described large footpath section spool (22).
6. a kind of proportional pressure-reducing valve for fresh-keeping beer container as claimed in claim 5, it is characterized in that, described inner elements of check valve (63) comprises sealing gasket (65), push rod (66) and one-way valve valve cast (67); The stepped round column structure of described one-way valve valve cast (67) and be disposed radially path section groove (68) and large footpath section annular groove (69); Be inserted into after the center hole of described push rod (66) through described sealing gasket (65) in described path section groove (68); An end face of described sealing gasket (65) is fixed in described large footpath section annular groove (69) just, MEDIA FLOW outlet (5) described in another end contact;
Described one-way valve Returnning spring (64) is set in described inner elements of check valve (63) periphery; And one end of described one-way valve Returnning spring (64) is resisted against in the inner bottom surface of described one-way valve valve body (61), and the other end is resisted against on the periphery ladder of described one-way valve valve cast (67).
7. a kind of proportional pressure-reducing valve for fresh-keeping beer container as claimed in claim 6, it is characterized in that, the push rod (66) of described inner elements of check valve comprises head and bar portion, the head of described push rod convexes to form described stressed site of action (62), the head of described push rod is just through described MEDIA FLOW outlet (5) of described reduction valve valve gap (3), and described stressed site of action (62) is given prominence in the outside of described reduction valve valve gap (3).
8. a kind of proportional pressure-reducing valve for fresh-keeping beer container as claimed in claim 7, is characterized in that, described reduction valve valve gap (3) forms open cavity (31) towards the one side of low voltage terminal after valve.
9. a kind of proportional pressure-reducing valve for fresh-keeping beer container according to claim 3-8 any one, it is characterized in that, the longitudinal aperture (H1) of described valve base of pressure reducing valve along high voltage terminal before valve after valve the direction of low voltage terminal set gradually filtration core (7), restricting orifice (8) and seal ring (24).
10. a kind of proportional pressure-reducing valve for fresh-keeping beer container as described in claim 3-8 any one, is characterized in that, described proportional pressure-reducing valve is used for the decompression of carbon dioxide, the pressure linear change according to the following formula of giving vent to anger of described MEDIA FLOW outlet:
P1＝k·(X0+X)/S1
P1 is the pressure of giving vent to anger of air outlet; K is the spring rate of decompression Returnning spring; (X0+X) be setting value; S1: the medium active area of low voltage terminal after valve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510686454.3A CN105156723B (en) | 2015-10-21 | 2015-10-21 | A kind of proportional pressure-reducing valve for fresh-keeping beer container |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510686454.3A CN105156723B (en) | 2015-10-21 | 2015-10-21 | A kind of proportional pressure-reducing valve for fresh-keeping beer container |
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| Publication Number | Publication Date |
|---|---|
| CN105156723A true CN105156723A (en) | 2015-12-16 |
| CN105156723B CN105156723B (en) | 2018-06-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108778940A (en) * | 2016-01-26 | 2018-11-09 | 高柏宝有限公司 | Container cover |
| CN109747992A (en) * | 2019-01-16 | 2019-05-14 | 上海陆蒙贸易有限公司 | A kind of releasing pressure automatically protective device of fresh-keeping beer container |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2211968Y (en) * | 1994-02-28 | 1995-11-08 | 杨经建 | CO2 pressure beer fresh keeping device |
| CN2353690Y (en) * | 1998-02-26 | 1999-12-15 | 唐剑波 | Beer fresh-preserved barrel with level gauge |
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| CN2632009Y (en) * | 2003-07-24 | 2004-08-11 | 陈超君 | Barometric wine take-out apparatus |
| CN2714454Y (en) * | 2004-05-20 | 2005-08-03 | 王新疆 | Fresh keeping container for beer |
| CN201190826Y (en) * | 2008-04-18 | 2009-02-04 | 洪建文 | Carbon dioxide needle type pressure reducing valve |
| CN201448495U (en) * | 2009-05-22 | 2010-05-05 | 张家和 | Pressure-reducing valve |
| CN101966975A (en) * | 2010-10-15 | 2011-02-09 | 胡丰 | Constant-pressure type pressure-reducing valve |
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2015
- 2015-10-21 CN CN201510686454.3A patent/CN105156723B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2211968Y (en) * | 1994-02-28 | 1995-11-08 | 杨经建 | CO2 pressure beer fresh keeping device |
| CN2353690Y (en) * | 1998-02-26 | 1999-12-15 | 唐剑波 | Beer fresh-preserved barrel with level gauge |
| CN2530901Y (en) * | 2002-01-29 | 2003-01-15 | 青岛双银科技孵化有限公司 | Anti-forging beer-discharging valve seat of beer preserving barrel and beer barrel thereof |
| CN2632009Y (en) * | 2003-07-24 | 2004-08-11 | 陈超君 | Barometric wine take-out apparatus |
| CN2714454Y (en) * | 2004-05-20 | 2005-08-03 | 王新疆 | Fresh keeping container for beer |
| CN201190826Y (en) * | 2008-04-18 | 2009-02-04 | 洪建文 | Carbon dioxide needle type pressure reducing valve |
| CN201448495U (en) * | 2009-05-22 | 2010-05-05 | 张家和 | Pressure-reducing valve |
| CN101966975A (en) * | 2010-10-15 | 2011-02-09 | 胡丰 | Constant-pressure type pressure-reducing valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108778940A (en) * | 2016-01-26 | 2018-11-09 | 高柏宝有限公司 | Container cover |
| US10906703B2 (en) | 2016-01-26 | 2021-02-02 | Gobubl Limited | Vessel cap |
| CN109747992A (en) * | 2019-01-16 | 2019-05-14 | 上海陆蒙贸易有限公司 | A kind of releasing pressure automatically protective device of fresh-keeping beer container |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105156723B (en) | 2018-06-26 |
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