WO2012123390A1 - A soda machine with a safety fitting - Google Patents

A soda machine with a safety fitting Download PDF

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Publication number
WO2012123390A1
WO2012123390A1 PCT/EP2012/054210 EP2012054210W WO2012123390A1 WO 2012123390 A1 WO2012123390 A1 WO 2012123390A1 EP 2012054210 W EP2012054210 W EP 2012054210W WO 2012123390 A1 WO2012123390 A1 WO 2012123390A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve core
valve
gas
seat
engaging
Prior art date
Application number
PCT/EP2012/054210
Other languages
French (fr)
Inventor
Ning SONG
Original Assignee
Sparkling Drink Systems Innovation Center Limited
Sparkling Drink Systems - Innovation Center S.R.L.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sparkling Drink Systems Innovation Center Limited, Sparkling Drink Systems - Innovation Center S.R.L. filed Critical Sparkling Drink Systems Innovation Center Limited
Priority to EP12709064.5A priority Critical patent/EP2686092A1/en
Priority to US14/004,891 priority patent/US20140327159A1/en
Priority to CN201280013420.2A priority patent/CN103492061A/en
Priority to RU2013145946/12A priority patent/RU2013145946A/en
Publication of WO2012123390A1 publication Critical patent/WO2012123390A1/en

Links

Classifications

    • 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
    • A47J31/58—Safety devices
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L2/00—Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation
    • A23L2/52—Adding ingredients
    • A23L2/54—Mixing with gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/236—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids specially adapted for aerating or carbonating beverages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/236—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids specially adapted for aerating or carbonating beverages
    • B01F23/2361—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids specially adapted for aerating or carbonating beverages within small containers, e.g. within bottles
    • 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
    • F16K17/0473—Multiple-way safety valves
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
    • F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/236—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids specially adapted for aerating or carbonating beverages
    • B01F23/2364—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids specially adapted for aerating or carbonating beverages using security elements, e.g. valves, for relieving overpressure

Definitions

  • the present invention relates to a soda machine.
  • a currently available technology for a soda machine includes a carbon dioxide steel cylinder, a soda cylinder, a gas outlet controller fitted to the steel carbon dioxide cylinder and a gas inlet means fitted to the soda cylinder;
  • the gas outlet controller includes a gas inlet body, a drive rod, a valve core and a valve core seat;
  • the gas inlet body includes a drive rod channel, a valve seat chamber and a gas outlet hole;
  • the drive rod and the valve seat are integrally made, and a limit disk is provided at a junction area of the drive rod and the valve core; a lower portion of the gas inlet body is removably connected to a mouth of the carbon dioxide steel cylinder.
  • the aim of the present invention is to provide a safety fitting which can effectively automatically release pressure in the event of the inlet means having a high pressure, and thus eliminate the risk to safety.
  • a soda machine with a safety fitting which includes a carbon dioxide steel cylinder, a soda cylinder, a gas outlet controller fitted to the carbon dioxide steel cylinder and a gas inlet means fitted to the soda cylinder;
  • the gas outlet controller includes a gas inlet body , a drive rod, a valve core and a valve core seat, and the gas inlet body includes a drive rod channel, a valve core seat chamber and a gas outlet hole;
  • the drive rod and the valve seat are integrally made, and a limit disk is provided at a junction area of the drive rod and the valve core; characterised in that it further includes a safety valve, and a gas inlet hole of the safety valve communicates to the gas outlet controller, and a gas outlet hole communicates to the gas inlet means.
  • the safety valve includes a valve body, a pressure spring, a valve core and a base cover having an outer thread, the valve body has a gas channel, and a valve core chamber perpendicular to the gas channel; the gas channel and the valve core chamber communicate to each other by means of a through hole; a pressure relief hole is provided on the valve core chamber.
  • the valve core includes a conical core, a base plate and a spring seat which is positioned on a bottom surface of the base plate; the conical core engages the through hole, an upper end of the pressure spring engages the pressure spring seat, and an lower end thereof engages the base cover having the outer thread.
  • the soda machine with the safety fitting is characterised in that it further includes a pressure adjustment valve, and a top cover of the aforementioned gas inlet means has a gas outlet aperture, which communicates to the pressure adjustment valve.
  • the pressure adjustment valve includes a valve housing, a drive rod, a limit nut, a gas block, an adjustment screw rod, an adjustment-fixing sleeve, a spring and a rotating knob.
  • the valve housing has a drive channel, a valve core chamber and an adjustment rod channel along a line; a hollow gas block seat is provided at a junction area of the drive channel and the valve core chamber, a gas inlet hole communicates to the hollow gas block seat, and a pressure relief hole is provided on the valve core chamber.
  • the drive rod slidably engages and hermetically seals the drive channel, a guide rod at the base of the drive rod slidably engages a central threaded hole of a limit nut, and a mandrel at a top of the drive rod extends into the hollow gas block seat with clearances fit.
  • the gas block slidably engages the valve core chamber, and the gas block engages the valve core seat.
  • the adjustment screw rod slidably engages and hermetically seals the adjustment rod channel, the adjustment-fixing sleeve is inserted into the adjustment channel, a thread of an upper portion of the adjustment screw rod is screwed to the adjustment-fixing sleeve, the limit nut engages the adjustment-fixing sleeve, a top portion of the adjustment screw rod extends beyond the limit nut, and the rotating knob is connected to the top portion of the adjustment screw rod; and the spring engages the gas block and the adjustment screw rod.
  • the soda machine with the safety fitting is further characterised in that a base of the valve core seat has an inner thread; and an outer wall of the valve core seat in which the inner thread is provided has an annular positioning groove;
  • a through embedded hole is provided in a portion of the gas inlet body engaging the valve core seat; the valve core seat is embedded into the valve core seat chamber;
  • the spring fits over a lower segment of the gas inlet body, a top end of the spring engages the block plate of the gas inlet body, and its bottom end engages the positioning ring.
  • the soda machine with the safety fitting is further characterised in that it also includes a push-button connecting rod, which is pivotally connected to a frame, and its end engages the drive rod.
  • the present invention relates to a soda machine with a safety fitting, whereby, when a structure of this type is used, in the event of abnormal conditions in the gas inlet means, the carbon dioxide entering the safety valve actuates the valve core downwardly, and the valve core thus moves away from the through hole, enabling the carbon dioxide to enter the valve core chamber, where it is exhausted through the pressure relief hole, eliminating the high pressure and thus the safety risk, thus achieving the safety objective.
  • Figure 1 is a cutaway view of the soda machine according to the present invention.
  • Figure 2 is a cutaway view of a safety fitting according to the present invention.
  • Figure 3 is a cutaway view of a valve core of a safety valve according to the present invention.
  • Figure 4 is a cutaway view of a pressure adjustment valve according to the present invention.
  • a type of soda machine with a safety fitting which includes a carbon dioxide steel cylinder 1 , a soda cylinder 2, a gas outlet controller fitted to the carbon dioxide steel cylinder 1 and a gas inlet means 3 fitted to the soda cylinder 2;
  • the gas outlet controller includes a gas inlet body 4, a drive rod 5, a valve core 6 and a valve core seat 7, and the gas inlet body 4 includes a drive rod channel 41, a valve core seat chamber 42 and a gas outlet hole 43, and the drive rod 5 and the valve seat 6 are made of a single piece.
  • a base of the valve core seat 7 has an inner thread, and an outer wall of the valve core seat 7 where the inner thread is provided has an annular positioning groove.
  • a through embedded hole is provided in a portion of the gas inlet body 4 engaging the valve core seat; and the valve core seat 7 is embedded into the valve core seat chamber 42.
  • valve core seat 7 engages a mouth of the carbon dioxide steel cylinder by means of the thread; a guide rod on the valve core 6 slidably engages a central hole in the valve core seat.
  • the positioning ring 9 is fitted into the bush 8, the steel ball 10 is embedded into a hole, and engages the annular positioning groove; the steel ball 10 engages the positioning ring 9;
  • the spring 11 fits over a lower segment of the gas inlet body 4, an top end of the spring 11 engages a block plate of the gas inlet body 4, and its bottom end engages the positioning ring 9.
  • valve core seat 7 When in use, the valve core seat 7 is first connected to the carbon dioxide steel cylinder, and then the valve core seat 7 is inserted into the valve core chamber 42 of the gas inlet body 4; during the inserting operation, the steel ball 10 is embedded into the annular positioning groove, causing the gas intake body 4 to be connected to the carbon dioxide steel cylinder, enabling rapid, convenient connection. To disconnect these, the gas inlet body 4 is put upward to realize the detachment of the gas inlet body 4 from the valve core seat.
  • this further includes a safety valve 12; and a gas inlet hole of the safety valve 12 communicates to the gas outlet controller, and a gas outlet hole communicates to the gas inlet means 3;
  • the safety valve 12 includes a valve body 121, a pressure spring 122, a valve core 123 and a base cover 124 with an outer thread; the valve body 121 has a gas channel 1211, and a valve core chamber 1212 perpendicular to the gas channel; the gas channel 1211 and the valve core chamber 1212 communicate to each other by means of a through hole; a pressure relief hole 1213 is provided on the valve core chamber 1212.
  • the valve core 123 includes a conical core 1231, a base plate 1232 and a spring seat 1233 which is positioned on a bottom surface of the base plate; the conical core 1211 engages the through hole, the upper end of the pressure spring 122 engages the spring seat 1233, and the lower end thereof engages the base cover 124 having the outer thread; the base cover 124 having the outer thread engages with valve core chamber 1212.
  • this further includes a pressure adjustment valve 14, and a top cover of the gas inlet means 3 has a gas outlet aperture 31, which communicates to the pressure adjustment valve 14.
  • the pressure adjustment valve 14 includes a valve housing 141 , a drive rod 142, a limit nut 143, a gas block 144, an adjustment screw rod 145, an adjustment-fixing sleeve 146, a spring 147 and a rotating knob 148.
  • the valve housing 141 has a drive channel 15, a valve core chamber
  • a hollow gas block seat 18 is provided at a junction area of the drive channel 15 and the valve core chamber 16; a gas inlet hole 19 is connected to the hollow gas block seat 18, and a pressure relief hole 20 is provided on the valve core chamber 16.
  • the drive rod 142 slidably engages and hermetically seals the drive channel 15, a guide rod at the base of the drive rod 142 slidably engages a central hole of the limit nut 143, and a mandrel at a top of the drive rod 142 extends into the hollow gas block seat 18 with clearance fit.
  • the gas block 144 slidably engages the valve core chamber 16, and the gas block 144 engages the valve core seat 18.
  • the adjustment screw rod 145 slidably engages and hermetically seals the adjustment rod channel 17, the adjustment-fixing sleeve 146 is inserted into the adjustment rod channel 17, a thread of an upper portion of the adjustment screw rod 145 is screwed to the adjustment-fixing sleeve 146, the limit nut 143 engages the adjustment-fixing sleeve 146, a top portion of the adjustment screw rod 145 extends beyond the limit nut 143, and the rotating knob 148 is connected to the top portion of the adjustment screw rod 145; the spring 147 engages the gas block 144 and the adjustment screw rod 145.
  • this further includes a push-button connecting rod 21, which is pivotally connected to a frame 22, and its end engages the drive rod 142.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nutrition Science (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Safety Valves (AREA)

Abstract

A soda machine with a safety fitting, which includes a carbon dioxide steel cylinder (1), a soda cylinder (2), a gas outlet controller fitted to the carbon dioxide steel cylinder and a gas inlet means (3) fitted to the soda cylinder (2); said gas outlet controller includes a gas inlet body (4), a drive rod (5), a valve core (6) and a valve core seat (7), the gas inlet body (4) including a drive rod channel (41), a valve core seat chamber (42) and a gas outlet hole (43); the drive rod (5) and the valve core seat (7) being made of a single piece, and a limit disk being provided at a junction area of the drive rod and the valve core; characterised in that it further includes a safety valve (12), a gas inlet hole of the safety valve communicating to the gas outlet controller, and a gas outlet hole communicating to the gas inlet means (3); said safety valve (12) including a valve body (121), a pressure spring (122), a valve core and a base cover having an outer thread, said valve body (121) having a gas channel (1211), and a valve core chamber (1212) perpendicular to the gas channel; the gas channel (1211) and the valve core chamber (1212) communicating to each other by means of a through hole; a pressure relief hole (1213) being provided on the valve core chamber (1212); said valve core (123) including a conical core (1231), a base plate (1232) and a spring seat which is positioned on a bottom surface of the base plate; the conical core (1211) engaging the through hole, an upper end of the pressure spring (122) engaging the pressure spring seat, and a lower end thereof engaging the base cover (124) having the outer thread.

Description

A SODA MACHINE WITH A SAFETY FITTING
Field of the Invention
The present invention relates to a soda machine.
Background of the Invention
A currently available technology for a soda machine includes a carbon dioxide steel cylinder, a soda cylinder, a gas outlet controller fitted to the steel carbon dioxide cylinder and a gas inlet means fitted to the soda cylinder; the gas outlet controller includes a gas inlet body, a drive rod, a valve core and a valve core seat; the gas inlet body includes a drive rod channel, a valve seat chamber and a gas outlet hole; the drive rod and the valve seat are integrally made, and a limit disk is provided at a junction area of the drive rod and the valve core; a lower portion of the gas inlet body is removably connected to a mouth of the carbon dioxide steel cylinder.
Current soda machines suffer drawbacks: the hole in the gas inlet means is very small; if the hole clogs abnormally and the steel cylinder does not release gas, high pressure may be created inside the gas inlet means, which is prone to explosion accident and thus poses a safety risk.
Description of the Invention
The aim of the present invention is to provide a safety fitting which can effectively automatically release pressure in the event of the inlet means having a high pressure, and thus eliminate the risk to safety.
The invention is implemented as follows. A soda machine with a safety fitting, which includes a carbon dioxide steel cylinder, a soda cylinder, a gas outlet controller fitted to the carbon dioxide steel cylinder and a gas inlet means fitted to the soda cylinder; the gas outlet controller includes a gas inlet body , a drive rod, a valve core and a valve core seat, and the gas inlet body includes a drive rod channel, a valve core seat chamber and a gas outlet hole; the drive rod and the valve seat are integrally made, and a limit disk is provided at a junction area of the drive rod and the valve core; characterised in that it further includes a safety valve, and a gas inlet hole of the safety valve communicates to the gas outlet controller, and a gas outlet hole communicates to the gas inlet means.
The safety valve includes a valve body, a pressure spring, a valve core and a base cover having an outer thread, the valve body has a gas channel, and a valve core chamber perpendicular to the gas channel; the gas channel and the valve core chamber communicate to each other by means of a through hole; a pressure relief hole is provided on the valve core chamber.
The valve core includes a conical core, a base plate and a spring seat which is positioned on a bottom surface of the base plate; the conical core engages the through hole, an upper end of the pressure spring engages the pressure spring seat, and an lower end thereof engages the base cover having the outer thread.
The soda machine with the safety fitting is characterised in that it further includes a pressure adjustment valve, and a top cover of the aforementioned gas inlet means has a gas outlet aperture, which communicates to the pressure adjustment valve.
The pressure adjustment valve includes a valve housing, a drive rod, a limit nut, a gas block, an adjustment screw rod, an adjustment-fixing sleeve, a spring and a rotating knob.
The valve housing has a drive channel, a valve core chamber and an adjustment rod channel along a line; a hollow gas block seat is provided at a junction area of the drive channel and the valve core chamber, a gas inlet hole communicates to the hollow gas block seat, and a pressure relief hole is provided on the valve core chamber.
The drive rod slidably engages and hermetically seals the drive channel, a guide rod at the base of the drive rod slidably engages a central threaded hole of a limit nut, and a mandrel at a top of the drive rod extends into the hollow gas block seat with clearances fit.
The gas block slidably engages the valve core chamber, and the gas block engages the valve core seat. The adjustment screw rod slidably engages and hermetically seals the adjustment rod channel, the adjustment-fixing sleeve is inserted into the adjustment channel, a thread of an upper portion of the adjustment screw rod is screwed to the adjustment-fixing sleeve, the limit nut engages the adjustment-fixing sleeve, a top portion of the adjustment screw rod extends beyond the limit nut, and the rotating knob is connected to the top portion of the adjustment screw rod; and the spring engages the gas block and the adjustment screw rod.
The soda machine with the safety fitting is further characterised in that a base of the valve core seat has an inner thread; and an outer wall of the valve core seat in which the inner thread is provided has an annular positioning groove;
A through embedded hole is provided in a portion of the gas inlet body engaging the valve core seat; the valve core seat is embedded into the valve core seat chamber;
This further includes a bush, a positioning ring, a steel ball and a spring; the positioning ring is fitted into the bush, the steel ball is embedded into a hole and engages the annular positioning groove; the steel ball engages the positioning ring.
The spring fits over a lower segment of the gas inlet body, a top end of the spring engages the block plate of the gas inlet body, and its bottom end engages the positioning ring.
The soda machine with the safety fitting is further characterised in that it also includes a push-button connecting rod, which is pivotally connected to a frame, and its end engages the drive rod.
The present invention relates to a soda machine with a safety fitting, whereby, when a structure of this type is used, in the event of abnormal conditions in the gas inlet means, the carbon dioxide entering the safety valve actuates the valve core downwardly, and the valve core thus moves away from the through hole, enabling the carbon dioxide to enter the valve core chamber, where it is exhausted through the pressure relief hole, eliminating the high pressure and thus the safety risk, thus achieving the safety objective.
Brief Introduction to the Drawings
Figure 1 is a cutaway view of the soda machine according to the present invention.
Figure 2 is a cutaway view of a safety fitting according to the present invention.
Figure 3 is a cutaway view of a valve core of a safety valve according to the present invention.
Figure 4 is a cutaway view of a pressure adjustment valve according to the present invention.
Detailed Description of the Practical Embodiments
Hereinafter, the present invention will be further described with reference to the Figures.
As shown in Figure 1 , a type of soda machine with a safety fitting is illustrated, which includes a carbon dioxide steel cylinder 1 , a soda cylinder 2, a gas outlet controller fitted to the carbon dioxide steel cylinder 1 and a gas inlet means 3 fitted to the soda cylinder 2; the gas outlet controller includes a gas inlet body 4, a drive rod 5, a valve core 6 and a valve core seat 7, and the gas inlet body 4 includes a drive rod channel 41, a valve core seat chamber 42 and a gas outlet hole 43, and the drive rod 5 and the valve seat 6 are made of a single piece.
A base of the valve core seat 7 has an inner thread, and an outer wall of the valve core seat 7 where the inner thread is provided has an annular positioning groove.
A through embedded hole is provided in a portion of the gas inlet body 4 engaging the valve core seat; and the valve core seat 7 is embedded into the valve core seat chamber 42.
The valve core seat 7 engages a mouth of the carbon dioxide steel cylinder by means of the thread; a guide rod on the valve core 6 slidably engages a central hole in the valve core seat.
This further includes a bush 8, a positioning ring 9, a steel ball 10 and a spring 11 ; the positioning ring 9 is fitted into the bush 8, the steel ball 10 is embedded into a hole, and engages the annular positioning groove; the steel ball 10 engages the positioning ring 9; the spring 11 fits over a lower segment of the gas inlet body 4, an top end of the spring 11 engages a block plate of the gas inlet body 4, and its bottom end engages the positioning ring 9.
When in use, the valve core seat 7 is first connected to the carbon dioxide steel cylinder, and then the valve core seat 7 is inserted into the valve core chamber 42 of the gas inlet body 4; during the inserting operation, the steel ball 10 is embedded into the annular positioning groove, causing the gas intake body 4 to be connected to the carbon dioxide steel cylinder, enabling rapid, convenient connection. To disconnect these, the gas inlet body 4 is put upward to realize the detachment of the gas inlet body 4 from the valve core seat.
As shown in Figure 1, this further includes a safety valve 12; and a gas inlet hole of the safety valve 12 communicates to the gas outlet controller, and a gas outlet hole communicates to the gas inlet means 3;
The safety valve 12 includes a valve body 121, a pressure spring 122, a valve core 123 and a base cover 124 with an outer thread; the valve body 121 has a gas channel 1211, and a valve core chamber 1212 perpendicular to the gas channel; the gas channel 1211 and the valve core chamber 1212 communicate to each other by means of a through hole; a pressure relief hole 1213 is provided on the valve core chamber 1212.
As shown in Figure 3, the valve core 123 includes a conical core 1231, a base plate 1232 and a spring seat 1233 which is positioned on a bottom surface of the base plate; the conical core 1211 engages the through hole, the upper end of the pressure spring 122 engages the spring seat 1233, and the lower end thereof engages the base cover 124 having the outer thread; the base cover 124 having the outer thread engages with valve core chamber 1212.
As shown in Figure 4, this further includes a pressure adjustment valve 14, and a top cover of the gas inlet means 3 has a gas outlet aperture 31, which communicates to the pressure adjustment valve 14.
The pressure adjustment valve 14 includes a valve housing 141 , a drive rod 142, a limit nut 143, a gas block 144, an adjustment screw rod 145, an adjustment-fixing sleeve 146, a spring 147 and a rotating knob 148.
The valve housing 141 has a drive channel 15, a valve core chamber
16 and an adjustment rod channel 17 along a line; a hollow gas block seat 18 is provided at a junction area of the drive channel 15 and the valve core chamber 16; a gas inlet hole 19 is connected to the hollow gas block seat 18, and a pressure relief hole 20 is provided on the valve core chamber 16.
The drive rod 142 slidably engages and hermetically seals the drive channel 15, a guide rod at the base of the drive rod 142 slidably engages a central hole of the limit nut 143, and a mandrel at a top of the drive rod 142 extends into the hollow gas block seat 18 with clearance fit.
The gas block 144 slidably engages the valve core chamber 16, and the gas block 144 engages the valve core seat 18.
The adjustment screw rod 145 slidably engages and hermetically seals the adjustment rod channel 17, the adjustment-fixing sleeve 146 is inserted into the adjustment rod channel 17, a thread of an upper portion of the adjustment screw rod 145 is screwed to the adjustment-fixing sleeve 146, the limit nut 143 engages the adjustment-fixing sleeve 146, a top portion of the adjustment screw rod 145 extends beyond the limit nut 143, and the rotating knob 148 is connected to the top portion of the adjustment screw rod 145; the spring 147 engages the gas block 144 and the adjustment screw rod 145.
As shown in Figure 1, this further includes a push-button connecting rod 21, which is pivotally connected to a frame 22, and its end engages the drive rod 142.
The above description relates to a preferred embodiment of the invention. It should be noted that those ordinary skilled in the art will be able to device a number of improvements and variations, which should also be deemed to be included in the scope of the present invention, which is defined by the herewith appended claims.
The disclosures in Chinese Utility Model No. 201120066571.7 from which this application claims priority are incorporated herein by reference.
Where technical features mentioned in any claim are followed by reference signs, those reference signs have been included for the sole purpose of increasing the intelligibility of the claims and accordingly, such reference signs do not have any limiting effect on the interpretation of each element identified by way of example by such reference signs.

Claims

1. A soda machine with a safety fitting, which includes a carbon dioxide steel cylinder (1), a soda cylinder (2), a gas outlet controller fitted to the carbon dioxide steel cylinder and a gas inlet means (3) fitted to the soda cylinder (2); said gas outlet controller includes a gas inlet body (4), a drive rod (5), a valve core (6) and a valve core seat (7), the gas inlet body (4) including a drive rod channel (41), a valve core seat chamber (42) and a gas outlet hole (43); the drive rod (5) and the valve core seat (7) being made of a single piece, and a limit disk being provided at a junction area of the drive rod and the valve core; characterised in that it further includes a safety valve (12), a gas inlet hole of the safety valve communicating to the gas outlet controller, and a gas outlet hole communicating to the gas inlet means (3); said safety valve (12) including a valve body (121), a pressure spring (122), a valve core and a base cover having an outer thread, said valve body (121) having a gas channel (1211), and a valve core chamber (1212) perpendicular to the gas channel; the gas channel (1211) and the valve core chamber (1212) communicating to each other by means of a through hole; a pressure relief hole (1213) being provided on the valve core chamber (1212);
said valve core (123) including a conical core (1231), a base plate
(1232) and a spring seat (1233) which is positioned on a bottom surface of the base plate; the conical core (1211) engaging the through hole, an upper end of the pressure spring (122) engaging the pressure spring seat (1233), and an lower end thereof engaging the base cover (124) having the outer thread.
2. The soda machine according to claim 1, characterised in that it further includes a pressure adjustment valve (14), and a top cover of said gas inlet means (3) has a gas outlet aperture (31), which communicates to the pressure adjustment valve (14);
said pressure adjustment valve (14) including a valve housing (141), a drive rod (142), a limit nut (143), a gas block (144), an adjustment screw rod (145), an adjustment-fixing sleeve (146), a spring (147) and a rotating knob (148),
said valve housing (141) having a drive channel (15), a valve core chamber (16) and an adjustment rod channel (17) along a line; a hollow gas block seat (18) being provided at a junction area of the drive channel (15) and the valve core chamber (16), a gas inlet hole (19) communicating to the hollow gas block seat (18), and a pressure relief hole (20) being provided on the valve core chamber (16);
said drive rod (142) slidably engaging and hermetically sealing the drive channel (15), a guide rod at a base of the drive rod (142) slidably engaging a central threaded hole of the limit nut (143), and a mandrel at a top of the drive rod (142) extending into the hollow gas block seat (18) with clearances fit;
the gas block (144) slidably engaging the valve core chamber (16), and the gas block (144) engaging the valve core seat (18);
the adjustment screw rod (145) slidably engaging and hermetically sealing the adjustment rod channel (17), the adjustment-fixing sleeve (146) being inserted into the adjustment rod channel (17), a thread of an upper portion of the adjustment screw rod (145) being screwed to the adjustment- fixing sleeve (146), the limit nut (143) engaging the adjustment-fixing sleeve (146), a top portion of the adjustment screw rod (145) extending beyond the limit nut (143), and the rotating knob (148) being connected to the top portion of the adjustment screw rod (145); and the spring (147) engaging the gas block (144) and the adjustment screw rod (145).
3. The soda machine according to claim 1 or 2, characterised in that a base of said valve core seat (7) has an inner thread; and an outer wall of the valve core seat (7) where the inner thread is provided has an annular positioning groove;
a through embedded hole being provided in a portion of said gas inlet body (4) engaging the valve core seat (7); the valve core seat (7) being embedded into the valve core seat chamber (42);
the machine further including a bush (8), a positioning ring (9), a steel ball (10) and a spring (11); the positioning ring (9) being fitted into the bush (8), the steel ball (10) being embedded into a hole and engaging the annular positioning groove; the steel ball (10) engaging the positioning ring (9); the spring (11) fitting over a lower segment of the gas inlet body (4), an upper end of the spring (11) engaging the block plate of the gas inlet body (4), and its lower end engaging the positioning ring.
4. The soda machine according to claim 3, characterised in that it further includes a push-button connecting rod (21), which is pivotally connected to a frame (22), and its end engages the drive rod (142).
PCT/EP2012/054210 2011-03-15 2012-03-12 A soda machine with a safety fitting WO2012123390A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP12709064.5A EP2686092A1 (en) 2011-03-15 2012-03-12 A soda machine with a safety fitting
US14/004,891 US20140327159A1 (en) 2011-03-15 2012-03-12 Soda machine with a safety fitting
CN201280013420.2A CN103492061A (en) 2011-03-15 2012-03-12 A soda machine with a safety fitting
RU2013145946/12A RU2013145946A (en) 2011-03-15 2012-03-12 SAFETY VALVE DISTRIBUTION MACHINE WITH A SAFETY VALVE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2011200665717U CN201995544U (en) 2011-03-15 2011-03-15 Aerated water machine with safety device
CN201120066571.7 2011-03-15

Publications (1)

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WO2012123390A1 true WO2012123390A1 (en) 2012-09-20

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US (1) US20140327159A1 (en)
EP (1) EP2686092A1 (en)
CN (2) CN201995544U (en)
RU (1) RU2013145946A (en)
WO (1) WO2012123390A1 (en)

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CN104172917B (en) * 2013-05-23 2017-05-10 美的集团股份有限公司 Carbonated beverage dispenser
CN203801663U (en) * 2014-01-21 2014-09-03 宋宁 Aerated water machine of aerated water bottle self-sealing and carbon dioxide gas leakage protective device
CN105078252B (en) * 2015-09-14 2017-10-10 深圳市宝威家用电器有限公司 A kind of Household soda water machine
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Publication number Priority date Publication date Assignee Title
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CN103492061A (en) 2014-01-01
RU2013145946A (en) 2015-04-20
US20140327159A1 (en) 2014-11-06
EP2686092A1 (en) 2014-01-22
CN201995544U (en) 2011-10-05

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