CN2702918Y - Automatic gas distribution apparatus - Google Patents

Automatic gas distribution apparatus Download PDF

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Publication number
CN2702918Y
CN2702918Y CN 200420027287 CN200420027287U CN2702918Y CN 2702918 Y CN2702918 Y CN 2702918Y CN 200420027287 CN200420027287 CN 200420027287 CN 200420027287 U CN200420027287 U CN 200420027287U CN 2702918 Y CN2702918 Y CN 2702918Y
Authority
CN
China
Prior art keywords
electromagnetic valve
gas
programmable logic
logic controller
electrically connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 200420027287
Other languages
Chinese (zh)
Inventor
郗春满
孙勤
安建申
郑燕萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Sujing Protective Atmosphere Co., Ltd.
Jiangsu Sujing Group Co Ltd
Original Assignee
Jiangsu Sujing Group Co Ltd
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 Jiangsu Sujing Group Co Ltd filed Critical Jiangsu Sujing Group Co Ltd
Priority to CN 200420027287 priority Critical patent/CN2702918Y/en
Application granted granted Critical
Publication of CN2702918Y publication Critical patent/CN2702918Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an automatic gas distribution apparatus comprises a pressure gauge, a quality flow counter, a gas mixing pot, an electromagnetic valve, and a programmable controller. The air inlets of the pressure gauge, the electromagnetic valve, the quality flow counter, and the gas mixing pot in sequence connect with a pipeline. The quality flow counter electrically connects with the display of the quality flow counter by a special cable, the display of the quality flow counter electrically connects with the input terminal of the programmable controller, and the electromagnetic valve electrically connects with the output terminal of the programmable controller. The automatic gas distribution apparatus operates proportional regulating and mixing by adopting the quality flow control principle and programmable controller principle. The system has intelligent operation, and high stability, and can accurately and rapidly regulate the proportion of various mixture gas.

Description

Automated gas divider
Technical field
The utility model relates to a kind of automated gas divider.
Background technology
In the prior art, the gas mixing ratio device generally is provided with use as supporting before food fresh keeping and the foods packing machine, and it comprises compression indicator, manual shutoff valve, glass rotameter, gas mixing can.During use, come the flow of control gaseous by manual shutoff valve hand-manipulated, but because manual operations is difficult to the flow of accurate control gaseous, so the accuracy of gas ratio is difficult to realize, distributing precision is relatively poor, and the stability of system is also relatively poor, is subject to the influence of pressure and temperature.
Summary of the invention
The utility model purpose provides a kind of automated gas divider, and it can be critically with mixed gases matching, and is easy to operate and control.
For achieving the above object, the technical solution adopted in the utility model is: a kind of automated gas divider, comprise compression indicator, mass flowmeter, gas mixing can, electromagnetic valve, Programmable Logic Controller, the admission port of described compression indicator and electromagnetic valve pipeline mutually connects, the air extractor duct of described electromagnetic valve and the admission port of mass flowmeter pipeline mutually connect, the admission port pipeline connection mutually of the air extractor duct of mass flowmeter and gas mixing can.Described mass flowmeter is electrically connected with the mass flow rate display instrument by private cable, and the input end of described mass flow rate display instrument and described Programmable Logic Controller is electrically connected, and the mouth of described electromagnetic valve and described Programmable Logic Controller is electrically connected.
Because technique scheme utilization, the utility model compared with prior art has following advantage: adopt the mass flow rate control principle to carry out ratio control and mixing, operate control by Programmable Logic Controller, the ratio that can accurate regulate various miscellaneous gass apace, and system stability is strong.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is the structural representation of original air distributing device;
Wherein: 1, gaholder; 2, gaholder; 3, gaholder; 4, compression indicator; 5, compression indicator; 6, compression indicator; 7, electromagnetic valve; 8, electromagnetic valve; 9, electromagnetic valve; 10, mass flowmeter; 11, mass flow rate display instrument; 12, mass flowmeter; 13, mass flow rate display instrument; 14, mass flowmeter; 15, mass flow rate display instrument; 16, gas mixing can; 17, Programmable Logic Controller; 18, man-machine interface is formed; 19, analysis meter; 20, electro connecting pressure gauge; 21, pure gas outlet electromagnetic valve; 22, nonconformity gas outlet electromagnetic valve; 23, vacuum pump electromagnetic valve; 24, vacuum pump; 25, sample valve;
The specific embodiment
The utility model is used to allocate the ratio of miscellaneous gas, is particularly suitable for using on food fresh keeping and foods packing machine.According to the difference of the food of required packing, being used for the classification of gas of anti-corrosive fresh-keeping also should be different with content, need miscellaneous gas select and proportioning after import foods packing machine again, this just needs the employing air distributing device, and the utility model promptly is a kind of air distributing device.The utility model also need connect gaholder 1,2,3 in actual applications.
Referring to accompanying drawing 1, a kind of automated gas divider comprises compression indicator 4,5,6, gas mixing can 16, also comprise electromagnetic valve 7,8,9, mass flowmeter 10,12,14 and Programmable Logic Controller 17.Described compression indicator 4,5,6 connects with the admission port phase pipeline of electromagnetic valve 7,8,9, the air extractor duct of described electromagnetic valve 7,8,9 and mass flowmeter 10,12,14 admission port phase pipeline connects, the air extractor duct of described mass flowmeter 10,12,14 and the pipeline connection mutually of the admission port of gas mixing can 16.Described mass flowmeter 10,12,14 are electrically connected with mass flow rate display instrument 11,13,15 by private cable, described mass flow rate display instrument 11,13,15 are electrically connected described electromagnetic valve 7 with the input end of described Programmable Logic Controller 17,8,9 are electrically connected with the mouth of described Programmable Logic Controller 17.Have sample tap on the described gas mixing can 16, this sample tap is connected with electro connecting pressure gauge 20 and analysis meter 19, is provided with sample valve 25 between sample tap and the analysis meter 19.Described analysis meter 19 and electro connecting pressure gauge 20 are electrically connected with the input end of Programmable Logic Controller 17 respectively.The air extractor duct of described gas mixing can 16 is connected with pure gas port outlet electromagnetic valve 21 and nonconformity gas outlet electromagnetic valve 22, and described pure gas port outlet electromagnetic valve 21 and nonconformity gas outlet electromagnetic valve 22 are electrically connected with the mouth of Programmable Logic Controller 17 respectively.Have exhausr port on the described gas mixing can 16, this exhausr port is connected with vacuum pump electromagnetic valve 23, vacuum pump 24 in turn, and described vacuum pump electromagnetic valve 23 is electrically connected with the mouth of described Programmable Logic Controller 17.
Referring to accompanying drawing 1, described Programmable Logic Controller 17 is electrically connected with man-machine interface by private cable and forms 18.
Start the program in the Programmable Logic Controller 17, mass flow rate display instrument 11,13,15 just begins preheating.Open vacuum pump electromagnetic valve 23, start vacuum pump 24, take out residual gas in the body mixing can 16 that degass earlier.When the pressure in the gas mixing can 16 meets the demands, close vacuum pump electromagnetic valve 23.Open gaholder 1,2,3, and according to compression indicator 4,5,6 regulate the pressure of three kinds of gases to desired value, open electromagnetic valve 7,8 then, 9, sample valve 25, and form in man-machine interface and to set three kinds of ratio and total amounts that gas is required on 18, have private cable that signal is reached Programmable Logic Controller 17, by programmable controller 17 in processing data, thereby control electromagnetic valve 7,8,9, with quality of regulation flow counter 10,12,14 flow, and mass flow rate display instrument 11,13,15 show the flow of three kinds of gases that flow through simultaneously again, then signal are input in the Programmable Logic Controller 17.Analysis meter 19 detects the concentration of each gas in the miscellaneous gas, if concentration does not reach requirement, analysis meter 19 is input to signal in the Programmable Logic Controller 17, again by Programmable Logic Controller 17 quality of regulation flow counter 10,12,14 gas flow, at this moment, if the pressure in the gas mixing can 16 is higher than setting value, electro connecting pressure gauge 20 is imported Programmable Logic Controller 17 with signal, nonconformity gas outlet electromagnetic valve 22 will be opened automatically, with inferior-quality miscellaneous gas emptying; When the concentration of miscellaneous gas reaches requirement, pure gas port outlet electromagnetic valve 21 will be opened automatically, and this device provides up-to-standard mixture gas to follow-up equipment.System will stop distribution when reaching the total amount that needs automatically, and can also be from 17 promptings of trend Programmable Logic Controller, automatic distributing, inflation when supply gas pressure is not enough in the gas mixing can 16.

Claims (6)

1, a kind of automated gas divider comprises compression indicator [4,5,6], gas mixing can [16] is characterized in that: it also comprises electromagnetic valve [7,8,9], mass flowmeter [10,12,14] and Programmable Logic Controller [17], described compression indicator [4,5,6] and electromagnetic valve [7,8,9] admission port phase pipeline connects, described electromagnetic valve [7,8, the admission port phase pipeline of air extractor duct 9] and mass flowmeter [10,12,14] connects, mass flowmeter [10, the admission port of air extractor duct 12,14] and gas mixing can [16] pipeline mutually connects described mass flowmeter [10,12,14] be electrically connected with mass flow rate display instrument [11,13,15] by private cable, described mass flow rate display instrument [11,13,15] input end with described Programmable Logic Controller [17] is electrically connected described electromagnetic valve [7,8,9] mouth with described Programmable Logic Controller [17] is electrically connected.
2, automated gas divider according to claim 1, it is characterized in that: have sample tap on the described gas mixing can [16], this sample tap is connected with electro connecting pressure gauge [20] and analysis meter [19], and described analysis meter [19] and electro connecting pressure gauge [20] are electrically connected with the input end of Programmable Logic Controller [17] respectively.
3, automated gas divider according to claim 2 is characterized in that: be provided with sample valve [25] between the sample tap of described gas mixing filling [16] and the analysis meter [19].
4, automated gas divider according to claim 1, it is characterized in that: the air extractor duct of described gas mixing can [16] is connected with pure gas port outlet electromagnetic valve [21] and nonconformity gas outlet electromagnetic valve [22], and described pure gas port outlet electromagnetic valve [21] and nonconformity gas export electromagnetic valve [22] and is electrically connected with the mouth of Programmable Logic Controller [17] respectively.
5, automated gas divider according to claim 1, it is characterized in that: have exhausr port on the described gas mixing can [16], this exhausr port is connected with vacuum pump electromagnetic valve [23], vacuum pump [24] in turn, and described vacuum pump electromagnetic valve [23] is electrically connected with the mouth of described Programmable Logic Controller [17].
6, automated gas divider according to claim 1 is characterized in that: described Programmable Logic Controller [17] is electrically connected with man-machine interface by private cable and forms [18].
CN 200420027287 2004-05-19 2004-05-19 Automatic gas distribution apparatus Expired - Fee Related CN2702918Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420027287 CN2702918Y (en) 2004-05-19 2004-05-19 Automatic gas distribution apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420027287 CN2702918Y (en) 2004-05-19 2004-05-19 Automatic gas distribution apparatus

Publications (1)

Publication Number Publication Date
CN2702918Y true CN2702918Y (en) 2005-06-01

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Country Status (1)

Country Link
CN (1) CN2702918Y (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102159869A (en) * 2008-09-16 2011-08-17 乔治洛德方法研究和开发液化空气有限公司 Miniaturised plant for producing gas mixtures
CN103706286A (en) * 2013-12-17 2014-04-09 山西新源煤化燃料有限公司 Full-automatic integrated online mixing method of methanol gasoline and diesel
CN103706287A (en) * 2013-12-31 2014-04-09 上海海事大学 Dynamic gas distribution system for simulating tail gas of ship
CN103962021A (en) * 2014-05-07 2014-08-06 江苏亨通光纤科技有限公司 Concentration and pressure synchronously adjustable deuterium gas proportioning method for optical fibers
CN104147948A (en) * 2014-08-07 2014-11-19 中国船舶重工集团公司第七一八研究所 Anti-explosion multi-component dynamic air distribution device and method
CN104565808A (en) * 2014-12-26 2015-04-29 湖南师范大学 Gas replacement method and device used for rigid container and based on quantitative gas extracting-inflating technology
CN104977232A (en) * 2015-07-10 2015-10-14 苏州华达仪器设备有限公司 Gas buffer apparatus of laser particle dust counter
CN105606771A (en) * 2016-01-30 2016-05-25 北京理工大学 Full-automatic gas distribution system and manner for constant-volume premixed gas experiment
CN105964183A (en) * 2016-03-28 2016-09-28 中国科学院等离子体物理研究所 High pressure mixed gases accurate automatic configuration system for plasma disruption protection
CN106441909A (en) * 2016-09-20 2017-02-22 哈尔滨工程大学 Constant volume bomb combustion gas mixing system and control method
CN107402194A (en) * 2017-08-09 2017-11-28 山东大学 A kind of generation device and production method of high-speed pulse source of the gas
CN109991305A (en) * 2019-01-11 2019-07-09 咏馥企业股份有限公司 Incude lotus root and closes the mass spectrometric reaction gas supply equipment of plasma-based and its concocting method

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102159869A (en) * 2008-09-16 2011-08-17 乔治洛德方法研究和开发液化空气有限公司 Miniaturised plant for producing gas mixtures
CN103706286A (en) * 2013-12-17 2014-04-09 山西新源煤化燃料有限公司 Full-automatic integrated online mixing method of methanol gasoline and diesel
CN103706286B (en) * 2013-12-17 2016-05-25 山西新源煤化燃料有限公司 The method of the full-automatic integrated online allotment of a kind of methanol vapour diesel oil
CN103706287B (en) * 2013-12-31 2016-01-27 上海海事大学 A kind of dynamic gas mixer for simulating ship tail gas
CN103706287A (en) * 2013-12-31 2014-04-09 上海海事大学 Dynamic gas distribution system for simulating tail gas of ship
CN103962021A (en) * 2014-05-07 2014-08-06 江苏亨通光纤科技有限公司 Concentration and pressure synchronously adjustable deuterium gas proportioning method for optical fibers
CN103962021B (en) * 2014-05-07 2016-06-22 江苏亨通光纤科技有限公司 A kind of concentration, the adjustable optical fiber deuterium matching method of Simultaneous Pressure
CN104147948B (en) * 2014-08-07 2016-05-04 中国船舶重工集团公司第七一八研究所 A kind of explosion-proof type multi-component dynamic air distributing device and method
CN104147948A (en) * 2014-08-07 2014-11-19 中国船舶重工集团公司第七一八研究所 Anti-explosion multi-component dynamic air distribution device and method
CN104565808A (en) * 2014-12-26 2015-04-29 湖南师范大学 Gas replacement method and device used for rigid container and based on quantitative gas extracting-inflating technology
CN104977232A (en) * 2015-07-10 2015-10-14 苏州华达仪器设备有限公司 Gas buffer apparatus of laser particle dust counter
CN105606771A (en) * 2016-01-30 2016-05-25 北京理工大学 Full-automatic gas distribution system and manner for constant-volume premixed gas experiment
CN105606771B (en) * 2016-01-30 2017-04-26 北京理工大学 Full-automatic gas distribution system and manner for constant-volume premixed gas experiment
CN105964183A (en) * 2016-03-28 2016-09-28 中国科学院等离子体物理研究所 High pressure mixed gases accurate automatic configuration system for plasma disruption protection
CN106441909A (en) * 2016-09-20 2017-02-22 哈尔滨工程大学 Constant volume bomb combustion gas mixing system and control method
CN107402194A (en) * 2017-08-09 2017-11-28 山东大学 A kind of generation device and production method of high-speed pulse source of the gas
CN109991305A (en) * 2019-01-11 2019-07-09 咏馥企业股份有限公司 Incude lotus root and closes the mass spectrometric reaction gas supply equipment of plasma-based and its concocting method

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: SUZHOU SUJING SHIELDING GAS CO., LTD.

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 215011 NO.72, YUSHAN ROAD, NEW DISTRICT, SUZHOU CITY, JIANGSU PROVINCE TO: 215122 ZHONGXIN TECHNOLOGY CITY,NO.2, WEIXIN ROAD, INDUSTRIAL PARK, SUZHOU CITY,JIANGSU PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20100331

Address after: 215122 new science and Technology City, No. 2, Xin Lu, Suzhou Industrial Park, Jiangsu, China

Patentee after: Jiangsu Sujing Group Co., Ltd.

Patentee after: Suzhou Sujing Protective Atmosphere Co., Ltd.

Address before: 215011 No. 72, Yushan Road, New District, Jiangsu, Suzhou

Patentee before: Jiangsu Sujing Group Co., Ltd.

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20050601

Termination date: 20130519