CN204111315U - Three-tower structure molecular sieve oxygen generating system - Google Patents
Three-tower structure molecular sieve oxygen generating system Download PDFInfo
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- CN204111315U CN204111315U CN201420528626.5U CN201420528626U CN204111315U CN 204111315 U CN204111315 U CN 204111315U CN 201420528626 U CN201420528626 U CN 201420528626U CN 204111315 U CN204111315 U CN 204111315U
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Abstract
The utility model relates to a kind of three-tower structure molecular sieve oxygen generating system, comprises three adsorption towers, four gas-holder, magnetic valve group, real-time monitoring and warning device, cooling driers cooling and drying device, air compressor machine and automatic bailers.The air outlet of three described adsorption towers connects gas-holder by check valve; Described real-time monitoring and warning device comprise pressure transmitter and temperature sensor; The input terminus of described pressure transmitter connects the output terminal of gas-holder; The detection probes of described temperature sensor is arranged in the casing of air compressor machine.The utility model has that volume is little, oxygen-producing amount is high, top hole pressure is large, moveable feature; And improve the service efficiency of three tower molecular sieves, go out oxidation stability.
Description
Technical field
The utility model relates to a kind of molecular sieve oxygen generating system, especially a kind of small volume and have the molecular sieve oxygen generating system of three adsorption tower structures.
Background technology
Oxygen has purposes widely as a kind of important raw material in fields such as industry smelting, papermaking bleaching, sewage disposal, health care, plateau oxygenating, scientific research oxygen sources.Along with pressure swing adsorption process (Pressure Swing Adsorption, being called for short PSA) oxygenerating technology is after 20th century, the sixties succeeded in developing, it utilizes adsorbent of molecular sieve to have different adsorptive power oxygens to nitrogen and oxygen, the features such as oxygen is fast, safety, economy, convenience of producing demonstrate out advantage, easily replace bottled oxygen in the past and chemical oxygen generation.Until after the First Miniature oxygenerator appearance of the U.S. Praxair company development eighties in 20th century, oxygen mfg. machine with miniature molecular sieve share of market is also rising year by year.
At present, conventional PSA oxygen technique is divided into two tower molecular sieve oxygen generations, three tower molecular sieve oxygen generations and four tower molecular sieve oxygen generations, and pressure swing adsorption process substantially can be divided into absorption, emptying, flushing, all press these steps.。
Two tower molecular sieve oxygen generation techniques are common in oxygen mfg. machine with miniature molecular sieve, and two adsorbing tower with molecular sieve alternate cycles produces oxygen, and technical process simple operations is easy, but its oxygen recovery efficiency finds to only have 30% after deliberation, and go out oxygen flow and pressure is all restricted.
Three tower molecular sieve oxygen generations and four tower molecular sieve oxygen generations are common in the molecular-sieve oxygen generator of large discharge large volume.Wherein four tower molecular sieve oxygen generations are having two kinds of modes at present on the market, and a kind of is utilize the oxygenerator cascade air inlet of two two tower structures and give vent to anger, and reaches nominal four tower oxygens, and this method oxygen generation efficiency is low and similar with two tower oxygen principles; Another kind is four tower oxygens on practical significance, and namely each adsorption tower will produce oxygen through the circulation of four steps, and technical process is complicated, troublesome poeration.
Three tower molecular-sieve oxygen generators due to oxygen-producing amount large, top hole pressure is comparatively large, and oxygen generation efficiency is higher, and use sexual valence higher at some industrial circles, but three-tower structure molecular-sieve oxygen generator major part is all main equipment at present, consume material, not easily moves; And magnetic valve usage quantity is more, reach about 15, control comparatively loaded down with trivial details; System monitoring imperfection, the security of equipment and manipulator is lower; Because the operating pressure of three tower oxygenerators is higher, the air temperature rise through overdraft is very high, and three tower oxygenerators on the market do not have good cooling system at present.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of three-tower structure molecular sieve oxygen generating system, have small volume removable, and magnetic valve uses and controls less conveniently, to produce the advantages such as oxygen ability is strong, cost is lower, heat-removal system is advanced.
The utility model solves the technical scheme that its technical problem adopts: a kind of three-tower structure molecular sieve oxygen generating system, comprises three adsorption towers, four gas-holder, magnetic valve group, in real time monitoring and warning device, cooling driers cooling and drying device, air compressor machine and automatic bailers;
Three adsorption towers described in the utility model have staving; Described staving is aluminium alloy sieve bucket, and diameter is 86 ~ 90mm; Described gas-holder is aluminium alloy gas-holder; The diameter of the tank body of described gas-holder is 76 ~ 80mm; Being equipped with four aluminium alloy gas receivers for cushioning the oxygen gone out by molecular sieving, reaching the supply that high pressure, high-concentration oxygen are continual and steady.
Magnetic valve group described in the utility model comprises 9 magnetic valves: the first intake valve, the second intake valve, the 3rd intake valve, the first exhaust gas valve, the second exhaust gas valve, the 3rd exhaust gas valve, the first equalizing valve, the second equalizing valve, the 3rd equalizing valve; The inlet end of the first described intake valve, the second intake valve, the 3rd intake valve is connected with compressor outlet side; The outlet side of the first described intake valve is connected with the inlet end of the inlet end of the first adsorption tower and the first exhaust gas valve; The outlet side of the second described intake valve is connected with the inlet end of the inlet end of the second adsorption tower and the second exhaust gas valve; The outlet side of the 3rd described intake valve is connected with the inlet end of the inlet end of the 3rd adsorption tower and the 3rd exhaust gas valve; Exhaust noise silencing system is all accessed in the air outlet of the first described exhaust gas valve, the second exhaust gas valve and the 3rd exhaust gas valve; The first described equalizing valve, the second equalizing valve, the 3rd equalizing valve be the corresponding air outlet accessing the first adsorption tower, the second adsorption tower, the 3rd adsorption tower respectively, the first adsorption tower, the second adsorption tower and the 3rd adsorption tower is cascaded up between two; The air outlet of three described adsorption towers connects gas-holder by check valve;
In order to ensure the use safety of the normal table that machine runs and operation, real-time monitoring described in the utility model and warning device comprise pressure transmitter and temperature sensor; The input terminus of described pressure transmitter connects the output terminal of gas-holder; The detection probes of described temperature sensor is arranged in the casing of air compressor machine;
In order to ensure that the pressurized air after compressor compresses can fall gently dried rapidly, prevent from the molecular sieve in adsorption tower from adsorbing analyzing efficiency because of high temperature to reduce and the consequence causing molecular sieve to lose efficacy of making moist, the utility model adds cooling driers cooling and drying device; Described cooling driers cooling and drying device comprises condenser, vaporizer, tripping device and filtration drying device; The input terminus of described condenser connects the output terminal of air compressor machine; The output terminal of described condenser is connected with vaporizer by filtration drying device;
Automatic bailer described in the utility model has water discharge valve and control device; The input terminus of described water discharge valve is connected by the outlet at bottom of connecting pipeline with cooling driers cooling and drying device; Described water discharge valve is connected with control device circuit.
Real-time monitoring further described in the utility model and warning device also comprise display unit, and described display unit is LCD.
The beneficial effects of the utility model are, solve the defect existed in background technology, have that volume is little, oxygen-producing amount is high, top hole pressure is large, a moveable feature; Decrease the use of magnetic valve, while decreasing material cost, improve the service efficiency of three tower molecular sieves, go out oxidation stability; There is certain drying power, a part of steam in high-pressure air is carried out drying, extends the life-span of molecular sieve.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is electrical connection diagram of the present utility model;
Fig. 2 is the electric diagram of the utility model magnetic valve group;
Fig. 3 is the structured flowchart of the utility model cooling driers cooling and drying device.
Embodiment
With preferred embodiment, the utility model is described in further detail by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
A kind of three-tower structure molecular sieve oxygen generating system, comprises three adsorption towers, four gas-holder, magnetic valve group, real-time monitoring and warning device, cooling driers cooling and drying device, air compressor machine and automatic bailers; System electrical interface chart as shown in Figure 1.
Three adsorption towers have staving; Staving is aluminium alloy sieve bucket, and diameter is 86 ~ 90mm; Gas-holder is aluminium alloy gas-holder; The diameter of the tank body of gas-holder is 76 ~ 80mm; Being equipped with four aluminium alloy gas receivers for cushioning the oxygen gone out by molecular sieving, reaching the supply that high pressure, high-concentration oxygen are continual and steady.
As shown in Figure 2,9 magnetic valves, respectively: the first intake valve A, the second intake valve B, the 3rd intake valve C, the first exhaust gas valve A, the second exhaust gas valve B, the 3rd exhaust gas valve C, the first equalizing valve A, the second equalizing valve B, the 3rd equalizing valve C, for controlling the guiding path of pressurized air, oxygen and waste gas.Wherein, the inlet end of the first intake valve A, the second intake valve B, the 3rd intake valve C is connected with compressor outlet side, the outlet side of the first intake valve A is connected with the inlet end of the first exhaust gas valve A with the inlet end of the first adsorption tower A, the outlet side of the second intake valve B is connected with the inlet end of the second exhaust gas valve B with the inlet end of the second adsorption tower B, the outlet side of the 3rd intake valve C is connected with the inlet end of the 3rd exhaust gas valve C with the inlet end of the 3rd adsorption tower C, and exhaust noise silencing system is all accessed in the air outlet of the first exhaust gas valve A, the second exhaust gas valve B and the 3rd exhaust gas valve C.First equalizing valve A, the second equalizing valve B, the 3rd equalizing valve C access the air outlet of the first adsorption tower A, the second adsorption tower B, the 3rd adsorption tower C respectively, the first adsorption tower A, the second adsorption tower B, the 3rd adsorption tower C are cascaded up between two.Adsorption tower air outlet connects gas receiver, and check valve conducting is used in centre.
System cloud gray model circulation includes three systemic circulations and four partial circulatings, adds up to 12 steps to complete 1 oxygen cycle.B tower circulation oxygen supply that three systemic circulations comprise: A tower circulation oxygen supply---C tower circulation oxygen supply---, reenters A tower circulation oxygen supply afterwards; Four partial circulatings comprise in the process of each systemic circulation, all to carry out 4 step operations, for A tower circulation oxygen supply, 4 steps A towers are all carrying out inflation adsorption oxygen-preparation process, and C tower carries out desorb discharging waste gas in the first two step, A tower is all pressed C tower B tower, B tower simultaneously, and latter two steps, after B tower completes pressure equalizing to C tower, starts the pressure equalizing that B tower carries out desorb discharging waste gas and A tower and C tower.Equally, enter C tower circulation oxygen supply and also will continue previous step, based on C tower adsorption oxygen-preparation, the pressure equalizing successively from C tower to A tower to B tower, gets rid of the desorb waste gas of B tower and A tower, completes 4 inner partial circulatings.
Complete machine operation monitoring aspect, in order to ensure the use safety of the normal table that machine runs and operation, by the detection of pressure transmitter MPX5500DP in system monitoring, add monitoring constantly and the warning of operating pressure, comprising low pressure alarming and alarm for high voltage; MPX5500DP is pressure sensor device, from the output terminal connecting pipeline of gas-holder to this pressure sensor interface, is used for detecting oxygen outlet force value; DS18B20 temp sensor device, gos deep into housing environment residing for oilless air compressor by probe segment, protect the temperature safety of complete machine and normally run.Data presentation is in LCD.
And compressor increases due to tolerance in operational process, corresponding power consumption increases, thermal value has a certain upgrade, so adopt the DS18B20 temperature sensor that detection accuracy is higher on the market at present to detect the machine environment temperature in compressor operating process, and add high temperature alarm function, to ensure the normal operation of machine.Meanwhile, add the operation monitoring of this working time and cumulative time, can effective reminding user situation duration of service.
In order to ensure that the pressurized air after compressor compresses can fall gently dried rapidly, prevent from the molecular sieve in adsorption tower from adsorbing analyzing efficiency because of high temperature to reduce and the consequence causing molecular sieve to lose efficacy of making moist, add cooling driers cooling and drying device in systems in which, as shown in Figure 3; The air allowing compressor compresses cross first by cooling driers cooling and drying after, then allow this gas enter molecular sieving system carry out absorption parsing, reach the Effec-tive Function of molecular sieve.Wherein cooling driers can adjust cooling temperature with customer requirement, and cooling driers thermoregulation knob has marked cooling temperature, and scope is-30 DEG C-30 DEG C, can meet the demand of all users.
While adding cooling driers cooling and drying system, in order to adapt to wider environment for use, the steady running of protection machine, also adds automatic drain system in the controls.Because in certain areas, long-term humidity, atmospheric moisture is higher, even if add cooling driers dehumidification system also the aqueous vapor in air to be got rid of completely, so have influence on the life-span of molecular sieve, so, add Auto-drainage in systems in which to control, by user according to local atmospheric moisture situation sets itself Auto-drainage interval time, water port can be controlled by water discharge valve, excessive moisture residual in cooling driers or water eliminator got rid of.When the moisture content in cooling driers cannot be got rid of completely, the controlled making sheet of water discharge valve controls, and after the setting-up time of interval, water discharge valve conducting, discharges machine by excessive moisture in cooling driers, reaches the degree that in machine, gas is comparatively dry, effectively extends the life-span that molecular sieve uses.
The just embodiment of the present utility model described in above specification sheets, various illustrating is not construed as limiting flesh and blood of the present utility model, person of an ordinary skill in the technical field after having read specification sheets can to before described embodiment make an amendment or be out of shape, and do not deviate from essence and the scope of utility model.
Claims (2)
1. a three-tower structure molecular sieve oxygen generating system, is characterized in that: comprise three adsorption towers, four gas-holder, magnetic valve group, real-time monitoring and warning device, cooling driers cooling and drying device, air compressor machine and automatic bailers;
Three described adsorption towers have staving; Described staving is aluminium alloy sieve bucket, and diameter is 86 ~ 90mm; Described gas-holder is aluminium alloy gas-holder; The diameter of the tank body of described gas-holder is 76 ~ 80mm;
Described magnetic valve group comprises 9 magnetic valves: the first intake valve, the second intake valve, the 3rd intake valve, the first exhaust gas valve, the second exhaust gas valve, the 3rd exhaust gas valve, the first equalizing valve, the second equalizing valve, the 3rd equalizing valve; The inlet end of the first described intake valve, the second intake valve, the 3rd intake valve is connected with compressor outlet side; The outlet side of the first described intake valve is connected with the inlet end of the inlet end of the first adsorption tower and the first exhaust gas valve; The outlet side of the second described intake valve is connected with the inlet end of the inlet end of the second adsorption tower and the second exhaust gas valve; The outlet side of the 3rd described intake valve is connected with the inlet end of the inlet end of the 3rd adsorption tower and the 3rd exhaust gas valve; Exhaust noise silencing system is all accessed in the air outlet of the first described exhaust gas valve, the second exhaust gas valve and the 3rd exhaust gas valve; The first described equalizing valve, the second equalizing valve, the 3rd equalizing valve be the corresponding air outlet accessing the first adsorption tower, the second adsorption tower, the 3rd adsorption tower respectively, the first adsorption tower, the second adsorption tower and the 3rd adsorption tower is cascaded up between two; The air outlet of three described adsorption towers connects gas-holder by check valve;
Described real-time monitoring and warning device comprise pressure transmitter and temperature sensor; The input terminus of described pressure transmitter connects the output terminal of gas-holder; The detection probes of described temperature sensor is arranged in the casing of air compressor machine;
Described cooling driers cooling and drying device comprises condenser, vaporizer, tripping device and filtration drying device; The input terminus of described condenser connects the output terminal of air compressor machine; The output terminal of described condenser is connected with vaporizer by filtration drying device;
Described automatic bailer has water discharge valve and control device; The input terminus of described water discharge valve is connected by the outlet at bottom of connecting pipeline with cooling driers cooling and drying device; Described water discharge valve is connected with control device circuit.
2. three-tower structure molecular sieve oxygen generating system as claimed in claim 1, it is characterized in that: described real-time monitoring and warning device also comprise display unit, described display unit is LCD.
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| CN201420528626.5U CN204111315U (en) | 2014-09-16 | 2014-09-16 | Three-tower structure molecular sieve oxygen generating system |
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| CN201420528626.5U CN204111315U (en) | 2014-09-16 | 2014-09-16 | Three-tower structure molecular sieve oxygen generating system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170555A (en) * | 2017-06-27 | 2017-09-15 | 广州市万源能源科技有限公司 | A kind of transformer inflation storage dry-run protection system and the transformer including the system |
| CN109019520A (en) * | 2018-10-11 | 2018-12-18 | 深圳市德达康健股份有限公司 | A kind of molecular-sieve oxygen generator and its control system, method |
| CN110627022A (en) * | 2019-10-22 | 2019-12-31 | 湖南泰瑞医疗科技有限公司 | Three-tower oxygen generation system |
| CN113195024A (en) * | 2018-12-29 | 2021-07-30 | 青岛精安医疗科技有限责任公司 | Oxygen generation system and method |
| CN115784165A (en) * | 2022-12-01 | 2023-03-14 | 深圳来福士雾化医学有限公司 | Oxygen generation system and control method thereof |
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2014
- 2014-09-16 CN CN201420528626.5U patent/CN204111315U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170555A (en) * | 2017-06-27 | 2017-09-15 | 广州市万源能源科技有限公司 | A kind of transformer inflation storage dry-run protection system and the transformer including the system |
| CN107170555B (en) * | 2017-06-27 | 2023-04-18 | 广州市万源能源科技有限公司 | Transformer aerifys storage drying protection system and includes transformer of this system |
| CN109019520A (en) * | 2018-10-11 | 2018-12-18 | 深圳市德达康健股份有限公司 | A kind of molecular-sieve oxygen generator and its control system, method |
| CN109019520B (en) * | 2018-10-11 | 2023-09-26 | 深圳市德达医疗科技集团有限公司 | Molecular sieve oxygenerator and control system and method thereof |
| CN113195024A (en) * | 2018-12-29 | 2021-07-30 | 青岛精安医疗科技有限责任公司 | Oxygen generation system and method |
| CN113195024B (en) * | 2018-12-29 | 2024-04-05 | 青岛精安医疗科技有限责任公司 | Oxygen generation system and method |
| CN110627022A (en) * | 2019-10-22 | 2019-12-31 | 湖南泰瑞医疗科技有限公司 | Three-tower oxygen generation system |
| CN110627022B (en) * | 2019-10-22 | 2023-09-19 | 湖南泰瑞医疗科技有限公司 | Three-tower oxygen generation system |
| CN115784165A (en) * | 2022-12-01 | 2023-03-14 | 深圳来福士雾化医学有限公司 | Oxygen generation system and control method thereof |
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