CN102599822B - Safety valve of coffee maker - Google Patents
Safety valve of coffee maker Download PDFInfo
- Publication number
- CN102599822B CN102599822B CN201210104480.7A CN201210104480A CN102599822B CN 102599822 B CN102599822 B CN 102599822B CN 201210104480 A CN201210104480 A CN 201210104480A CN 102599822 B CN102599822 B CN 102599822B
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- China
- Prior art keywords
- movable part
- water inlet
- inlet channel
- valve
- left end
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
- A47J31/461—Valves, e.g. drain valves
Abstract
The invention discloses a safety valve of a coffee maker. A water inlet is communicated with a valve cavity via a water inlet channel, a movable part which is in sliding seal with the inner wall of the water inlet is arranged in the water inlet, a supercharging hole is arranged in the middle of the movable part, a spring A is disposed between the right end of the movable part and the left end of the water inlet channel, a gap is formed between the right end surface of the movable part and the left end surface of the water inlet channel under the elasticity of the spring A, a plug A is disposed at the right end of the water inlet channel, and seals the water inlet channel in an elastic abutting manner via a spring B, the gap between the right end of the movable part and the left end of the water inlet channel is communicated with a pressure relief opening via an exhaust channel, and air flows out from the pressure relief opening when an electromagnetic pump pumps the air. The safety valve of the coffee maker is simple in work principle, convenient in assembly and reliable in performance, and overcomes the shortcoming that the total cost of an existing coffee maker is greatly increased after a three-way electromagnetic valve is adopted.
Description
Technical field
The present invention relates to relate to a kind of safety valve, relate in particular to a kind of safety valve for coffee machine.
Background technology
In order to brew out delicious and fizzy coffee, must use enough pressure and temperature water to brew, at present generally adopt electromagnetic pump to increase the pressure of water, but electromagnetic pump has a shortcoming, after the water of finding time exactly in water tank, air can be drawn in boiler or pipeline, owing to having air in boiler or pipeline, during electromagnetic pump startup next time, there will be the situation of not taking out water.In the prior art, in order to realize the object of exhaust, enterprise has to adopt three-way magnetic valve when producing coffee machine, but the price comparison of three-way magnetic valve is expensive, can improve the production cost of enterprise, greatly reduces the profit of enterprise.
Summary of the invention
Technical problem to be solved by this invention is just to provide a kind of coffee machine safety valve, can just start the air in moment emptying pipe at water pump, and simple and practical, with low cost, easy to assembly, dependable performance.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of coffee machine safety valve, comprise valve body, in valve body, be provided with valve pocket, it is characterized in that: described valve body left end is provided with water inlet, described water inlet is communicated with valve pocket by an inlet channel, described valve body upper end is provided with delivery port and is communicated with valve pocket, described valve body lower end is provided with pressure relief opening, in described water inlet, be provided with one with the movable part of water inlet inwall slipper seal, described movable part middle part is provided with a pressurized hole, between described movable part right-hand member and inlet channel left end, be provided with spring A, under the effect of spring A elastic force, between movable part right side and inlet channel left side, form a clearance space, described inlet channel right-hand member is established a plug A, described plug A is by spring B elastic top means of press seals inlet channel, during water inlet water inlet state, because pressurized hole effect movable part left end hydraulic pressure increases and be greater than the screen resilience of spring A, movable part seals inlet channel left side to inlet channel motion and movable part right side, water inlet by after pressurized hole supercharging through inlet channel and wash plug A open and finally flow out from delivery port, described movable part right-hand member is communicated with pressure relief opening by exhaust duct with the clearance space between inlet channel left end, and when electromagnetic pump is bled, air flows out from pressure relief opening.
As preferably, described pressure relief opening upper end is communicated with valve pocket by a relief hole, and described relief hole lower end is provided with a plug B, and described plug B lower end is provided with a spring C elastic top and presses plug B to block relief hole.
As preferably, described pressure relief opening lower end connects a backwater joint, between described backwater joint and pressure relief opening lower end, is provided with backwater joint sealing ring.
As preferably, described movable part is the tubular silica gel part of cylinder bottom surface to inlet channel, described movable part outer tube wall with contact with the slipper seal of water inlet inwall.
As preferably, described movable part inner tube wall is step-like, and movable part inner diameter of steel flue is diminished at the bottom of cylinder step by step by nozzle, and described pressurized hole is bellmouth.
As preferably, at the bottom of described movable part cylinder, external diameter is less than water inlet internal diameter and equates with inlet channel left end external diameter, and at the bottom of described spring A left end is socketed in movable part cylinder, spring A right-hand member is socketed on inlet channel left end outer wall.
As preferably, described valve inleting water mouth connects water supply connector, and described water inlet left end excircle is provided with a circle bulge loop, and described water supply connector right-hand member is provided with grab, described grab is connected on bulge loop, between described water inlet left end inner periphery and water supply connector, is provided with water supply connector sealing ring.
As preferably, described water inlet left end inwall is provided with a ring groove, and described water supply connector right-hand member is provided with a circle flange, and described water supply connector sealing ring is located in the sealing ring that described annular groove and flange surround.
As preferably, described valve body right-hand member is provided with valve port, and valve port is sealed by valve gap, is provided with valve bonnet seal circle between described valve gap and valve port.
As preferably, described valve body is plastic valve.
After safety valve access coffee machine of the present invention, when water pump has just started in low-pressure state, safety valve can be back to the air in pipeline and low-pressure water in water tank or atmosphere, so that water pump can draw up water smoothly; When water pump in working order and in the situation about being plugged of water side, the pressure in pipeline can increase, when surpassing safe pressure, check valve can be opened automatically, to guarantee safety.Because the material using is plastics, rubber and spring, relative low price, reaches the function of exhaust pressure relief by the motion of movable silica gel part, operation principle is simple, easy to assembly, dependable performance, has overcome the deficiency that adopts three-way magnetic valve that complete machine cost is significantly increased.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
Fig. 1 is perspective view of the present invention;
Fig. 2 is cutaway view of the present invention;
Fig. 3 is decomposing schematic representation of the present invention.
The specific embodiment
Referring to figs. 1 to Fig. 3, illustrate as a kind of coffee machine safety valve of the present invention embodiment,
It comprises valve body 5, in valve body, be provided with valve pocket, described valve body left end is provided with water inlet, described water inlet is communicated with valve pocket by an inlet channel, described valve body upper end is provided with delivery port 14 and is communicated with valve pocket, described valve body lower end is provided with pressure relief opening, in described water inlet, be provided with one with the movable part 3 of water inlet inwall slipper seal, described movable part middle part is provided with a pressurized hole, between described movable part right-hand member and inlet channel left end, be provided with spring A4, under the effect of spring A elastic force, between movable part right side and inlet channel left side, form a clearance space, described inlet channel right-hand member is established a plug A6, described plug A is by spring B 7 elastic top means of press seals inlet channels, during water inlet water inlet state, because pressurized hole effect movable part left end hydraulic pressure increases and be greater than the screen resilience of spring A, movable part seals inlet channel left side to inlet channel motion and movable part right side, water inlet by after pressurized hole supercharging through inlet channel and wash plug A open and finally flow out from delivery port, described movable part right-hand member is communicated with pressure relief opening by exhaust duct with the clearance space between inlet channel left end, and when electromagnetic pump is bled, air flows out from pressure relief opening.Described pressure relief opening upper end is communicated with valve pocket by a relief hole, and described relief hole lower end is provided with a plug B10, and described plug B lower end is provided with a spring C11 elastic top and presses plug B to block relief hole.Described pressure relief opening lower end connects a backwater joint 13, between described backwater joint and pressure relief opening lower end, is provided with backwater joint sealing ring 12.Described movable part is the tubular silica gel part of cylinder bottom surface to inlet channel, described movable part outer tube wall with contact with the slipper seal of water inlet inwall.Described movable part inner tube wall is step-like, and movable part inner diameter of steel flue is diminished at the bottom of cylinder step by step by nozzle, and described pressurized hole is bellmouth.At the bottom of described movable part cylinder, external diameter is less than water inlet internal diameter and equates with inlet channel left end external diameter, and at the bottom of described spring A left end is socketed in movable part cylinder, spring A right-hand member is socketed on inlet channel left end outer wall.Described valve inleting water mouth connects water supply connector 1, described water inlet left end excircle is provided with a circle bulge loop, described water supply connector right-hand member is provided with grab, and described grab is connected on bulge loop, between described water inlet left end inner periphery and water supply connector, is provided with water supply connector sealing ring 2.Described water inlet left end inwall is provided with a ring groove, and described water supply connector right-hand member is provided with a circle flange, and described water supply connector sealing ring is located in the sealing ring that described annular groove and flange surround.Described valve body right-hand member is provided with valve port, and valve port is sealed by valve gap 9, is provided with valve bonnet seal circle 8 between described valve gap and valve port.Described valve body is plastic valve.
Operation principle:
While 1, normally making coffee, water in water tank passes through water supply connector 1 by electromagnetic pump, then arrival activity silica gel part, because the pressurized hole of movable silica gel part is less, the water that is subject to high pressure by time, suffered power can be greater than the screen resilience of spring A4, this active rubber part can be along the motion of the aspect of current, so that the end face of rubber parts can seal the end face of valve body 5 inlet channels, and the water of high pressure can be washed plug A6 open, finally by delivery port, enters boiler.When electromagnetic pump quits work, spring A can be by the resilience of active rubber part.
2, degassing function: after the water in coffee machine water tank is drained, again add water to carry out work, start electromagnetic pump, air in pipeline can be by water supply connector 1, then by movable silica gel part, because the air pressure in pipeline is little, can not move by promotion activity silica gel part, so air can be from flowing out from backwater joint 13 through exhaust duct and pressure relief opening.After air is drained, water pump can be extracted into water supply connector 1 water, then arrival activity silica gel part, because the pressurized hole of movable silica gel part is less, the water that is subject to high pressure by time, suffered power can be greater than the screen resilience of spring A4, this active rubber part can be along the motion of the aspect of current, so that the end face of rubber parts can seal the end face of valve body 5 inlet channels, and the water of high pressure can be washed plug A6 open, finally by delivery port, enters boiler.
3, decompression function: when pipeline is plugged, when internal pressure surpasses after the elastic force of spring C11, hydraulic pressure can be washed plug B10 open, makes the water of high pressure be back to water tank by backwater joint, reaches safe effect.
Claims (10)
1. a coffee machine safety valve, comprise valve body (5), in valve body, be provided with valve pocket, it is characterized in that: described valve body left end is provided with water inlet, described water inlet is communicated with valve pocket by an inlet channel, described valve body upper end is provided with delivery port (14) and is communicated with valve pocket, described valve body lower end is provided with pressure relief opening, in described water inlet, be provided with one with the movable part (3) of water inlet inwall slipper seal, described movable part middle part is provided with a pressurized hole, between described movable part right-hand member and inlet channel left end, be provided with spring A(4), under the effect of spring A elastic force, between movable part right side and inlet channel left side, form a clearance space, described inlet channel right-hand member is established a plug A(6), described plug A is by spring B (7) elastic top means of press seals inlet channel, during water inlet water inlet state, because pressurized hole effect movable part left end hydraulic pressure increases and be greater than the screen resilience of spring A, movable part seals inlet channel left side to inlet channel motion and movable part right side, water inlet by after pressurized hole supercharging through inlet channel and wash plug A open and finally flow out from delivery port, described movable part right-hand member is communicated with pressure relief opening by exhaust duct with the clearance space between inlet channel left end, and when electromagnetic pump is bled, air flows out from pressure relief opening.
2. a kind of coffee machine safety valve according to claim 1, it is characterized in that: described pressure relief opening upper end is communicated with valve pocket by a relief hole, described relief hole lower end is provided with a plug B(10), described plug B lower end is provided with a spring C(11) elastic top presses plug B to block relief hole.
3. a kind of coffee machine safety valve according to claim 2, is characterized in that: described pressure relief opening lower end connects a backwater joint (13), is provided with backwater joint sealing ring (12) between described backwater joint and pressure relief opening lower end.
4. a kind of coffee machine safety valve according to claim 3, is characterized in that: described movable part is the tubular silica gel part of cylinder bottom surface to inlet channel, and described movable part outer tube wall contacts with the slipper seal of water inlet inwall.
5. a kind of coffee machine safety valve according to claim 4, is characterized in that: described movable part inner tube wall is step-like, and movable part inner diameter of steel flue is diminished at the bottom of cylinder step by step by nozzle, and described pressurized hole is bellmouth.
6. a kind of coffee machine safety valve according to claim 5, it is characterized in that: at the bottom of described movable part cylinder, external diameter is less than water inlet internal diameter and equates with inlet channel left end external diameter, at the bottom of described spring A left end is socketed in movable part cylinder, spring A right-hand member is socketed on inlet channel left end outer wall.
7. a kind of coffee machine safety valve according to claim 6, it is characterized in that: described valve inleting water mouth connects water supply connector (1), described water inlet left end excircle is provided with a circle bulge loop, described water supply connector right-hand member is provided with grab, described grab is connected on bulge loop, is provided with water supply connector sealing ring (2) between described water inlet left end inner periphery and water supply connector.
8. a kind of coffee machine safety valve according to claim 7, it is characterized in that: described water inlet left end inwall is provided with a ring groove, described water supply connector right-hand member is provided with a circle flange, and described water supply connector sealing ring is located in the sealing ring that described annular groove and flange surround.
9. a kind of coffee machine safety valve according to claim 1, is characterized in that: described valve body right-hand member is provided with valve port, and valve port, by valve gap (9) sealing, is provided with valve bonnet seal circle (8) between described valve gap and valve port.
10. a kind of coffee machine safety valve according to claim 1, is characterized in that: described valve body is plastic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210104480.7A CN102599822B (en) | 2012-04-11 | 2012-04-11 | Safety valve of coffee maker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210104480.7A CN102599822B (en) | 2012-04-11 | 2012-04-11 | Safety valve of coffee maker |
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| Publication Number | Publication Date |
|---|---|
| CN102599822A CN102599822A (en) | 2012-07-25 |
| CN102599822B true CN102599822B (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210104480.7A Active CN102599822B (en) | 2012-04-11 | 2012-04-11 | Safety valve of coffee maker |
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| CN (1) | CN102599822B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102793472B (en) * | 2012-08-28 | 2014-12-03 | 宁波家尚电器有限公司 | Water heating machine capable of rapidly providing boiling water |
| CN102979935A (en) * | 2012-11-22 | 2013-03-20 | 广东新宝电器股份有限公司 | Automatic pressure releasing valve |
| CN103479228B (en) * | 2013-09-18 | 2015-10-28 | 宁波全景电器技术有限公司 | Anti-negative pressure faucet |
| CN106837777B (en) * | 2016-12-06 | 2018-09-28 | 深圳星粒文化传播有限公司 | The overpressure protection apparatus of portable minisize high pressure coffee apparatus |
| CN106821003A (en) * | 2017-02-17 | 2017-06-13 | 浙江酷菲尔电器有限公司 | A kind of relief valve with safety device and coffee machine |
| CN108030398A (en) * | 2018-01-08 | 2018-05-15 | 无锡鼎加弘思饮品科技有限公司 | A kind of coffee machine of multi-pipeline control |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1691121A1 (en) * | 2005-02-10 | 2006-08-16 | Quality Espresso, SA | Hot water or steam faucet for a coffee machine |
| CN201119773Y (en) * | 2007-09-12 | 2008-09-24 | 邝坚 | Supercharging and decompressing valve of coffee machine |
| CN102138753A (en) * | 2011-01-27 | 2011-08-03 | 苏州工业园区咖乐美电器有限公司 | Coffee machine connecting device |
| CN202553565U (en) * | 2012-04-11 | 2012-11-28 | 宁波亚特电器有限公司 | Safety valve of coffee maker |
-
2012
- 2012-04-11 CN CN201210104480.7A patent/CN102599822B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1691121A1 (en) * | 2005-02-10 | 2006-08-16 | Quality Espresso, SA | Hot water or steam faucet for a coffee machine |
| CN201119773Y (en) * | 2007-09-12 | 2008-09-24 | 邝坚 | Supercharging and decompressing valve of coffee machine |
| CN102138753A (en) * | 2011-01-27 | 2011-08-03 | 苏州工业园区咖乐美电器有限公司 | Coffee machine connecting device |
| CN202553565U (en) * | 2012-04-11 | 2012-11-28 | 宁波亚特电器有限公司 | Safety valve of coffee maker |
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| Publication number | Publication date |
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| CN102599822A (en) | 2012-07-25 |
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Owner name: ZHEJIANG KUFEER ELECTRICAL APPLIANCE CO., LTD. Free format text: FORMER OWNER: NINGBO YATE ELECTRICAL APPLIANCE CO., LTD. Effective date: 20130606 |
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Effective date of registration: 20130606 Address after: 315400, No. 23-25, luxuriant Road, Yuyao, Zhejiang, Ningbo Applicant after: Zhejiang Kufeer Electrical Appliance Co., Ltd. Address before: 315400, No. 23-25, flourishing road, Yuyao Economic Development Zone (South District), Ningbo, Zhejiang Applicant before: Ningbo YAT Electrical Appliance Co., Ltd. |
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Effective date of registration: 20220114 Address after: No.23-25, Maosheng Road, Yuyao Economic Development Zone (South District), Ningbo City, Zhejiang Province, 315403 Patentee after: NINGBO YAT ELECTRICAL APPLIANCE Co.,Ltd. Address before: 315400 No. 23-25, Maosheng Road, Yuyao City, Ningbo City, Zhejiang Province Patentee before: ZHEJIANG KUFEER ELECTRICAL APPLIANCE Co.,Ltd. |