WO2007073645A1 - Electromotive physical oxygen generator - Google Patents

Electromotive physical oxygen generator Download PDF

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Publication number
WO2007073645A1
WO2007073645A1 PCT/CN2006/001780 CN2006001780W WO2007073645A1 WO 2007073645 A1 WO2007073645 A1 WO 2007073645A1 CN 2006001780 W CN2006001780 W CN 2006001780W WO 2007073645 A1 WO2007073645 A1 WO 2007073645A1
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WO
WIPO (PCT)
Prior art keywords
oxygen
air
nitrogen
tower
separation valve
Prior art date
Application number
PCT/CN2006/001780
Other languages
French (fr)
Chinese (zh)
Inventor
Yongchu Xiao
Original Assignee
Yongchu Xiao
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Publication of WO2007073645A1 publication Critical patent/WO2007073645A1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C01B13/0229—Purification or separation processes
    • C01B13/0248—Physical processing only
    • C01B13/0259—Physical processing only by adsorption on solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/30—Physical properties of adsorbents
    • B01D2253/302—Dimensions
    • B01D2253/304—Linear dimensions, e.g. particle shape, diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/10—Single element gases other than halogens
    • B01D2257/102—Nitrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/402—Further details for adsorption processes and devices using two beds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/45—Gas separation or purification devices adapted for specific applications
    • B01D2259/4508—Gas separation or purification devices adapted for specific applications for cleaning air in buildings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/0407—Constructional details of adsorbing systems
    • B01D53/0423—Beds in columns
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2210/00—Purification or separation of specific gases
    • C01B2210/0043—Impurity removed
    • C01B2210/0046—Nitrogen

Definitions

  • the present invention relates to an air oxygen generating apparatus, and more particularly to an electric animal oxygen generating apparatus.
  • the existing oxygen generation methods for household small oxygen generators can be divided into the following three types: 1. Principle of pressure swing adsorption air separation oxygen generator: Different adsorption capacity of oxygen and nitrogen under high pressure by molecular sieve, separation and enrichment in air oxygen. The oxygen generator requires a compressor of 3 to 4 kg of pressure, and the compressor and nitrogen exhaust gas have high noise and high manufacturing cost. 2 Chemical oxygen production: Oxygen is produced by adding oxygen generator, and the method is relatively simple, but the oxygen generating agent has a limited amount of oxygen and cannot be used continuously for a long time. 3 Electrochemical oxygen production: It uses water as the medium, using alkaline electrolyte. After the electricity is energized, the oxygen in the surrounding air passes through the cathode.
  • the waterproof and conductive gas permeable membrane enriches the oxygen on the anode.
  • the device can continuously emit oxygen.
  • the popularity of air conditioners is getting higher and higher, and people working in closed air-conditioned rooms for a long time will lead to lack of oxygen.
  • the development of low-cost oxygen-making air conditioners is also an urgent problem to be solved.
  • the technical problem to be solved by the present invention is to provide a structure with simple structure, convenient use and low cost in view of the disadvantages of high manufacturing cost, high noise, high energy consumption and low oxygen production rate in the existing oxygen generation technology.
  • Household oxygen generator with low energy consumption, no noise and high efficiency.
  • the technical solution adopted by the invention comprises: an air silencer purifier, an air compression pump, an automatic oxygen and nitrogen separation valve, two polymer sieve membrane towers, a fine filter oxygen storage tank, a flow meter or a pressure regulating valve, and a pipeline connecting the parts.
  • the inlet of the air compression pump is connected with the air silencer purifier, and the outlet of the air compression pump is connected with the inlet of the automatic oxygen-nitrogen separation valve, and the two outlets of the automatic oxygen-nitrogen separation valve are respectively connected with the bottoms of the two polymer sieve membrane towers.
  • the air inlet is connected, and the top air outlets of the two polymer sieve membrane towers enter the fine filtration oxygen storage tank, and the oxygen in the fine filtration oxygen storage tank is regulated by the flow meter or the pressure regulating valve, and then is output to the outside.
  • the invention has the beneficial effects that the purified air enters the compression pump and is pressurized, and then enters from the pipeline: the oxygen-nitrogen separation valve, and the raw material gas is alternately sent into the two polymer sieve membrane towers through the automatic oxygen-nitrogen separation valve.
  • the polymer sieve membrane tower i has uniform micropores and special crystal structure, which can make small molecules and fast moving oxygen pass through the membrane into the fine filtration oxygen storage tank according to the difference in the size of oxygen and nitrogen molecules and the speed of molecular motion.
  • the nitrogen gas is blocked at the bottom of the column with the nitrogen discharge port of the oxygen-nitrogen separation valve, and the two columns alternately work.
  • the pressure required in the process of oxygen production of the invention is not high, and the polymer sieve membrane tower can replace the high-pressure compressor with a plastic part instead of a high-pressure compressor, which saves energy, has no noise, is fast and safe, and has low manufacturing cost. It can be used together with air conditioners, ultrasonic atomizers, etc., and becomes an oxygen-making air conditioner and an oxygen humidifier.
  • Figure 1 is a schematic view showing the connection relationship of the components of the present invention
  • FIG. 2 is a schematic view showing the structure principle of the automatic oxygen-nitrogen separation valve of the present invention. detailed description
  • Air silencer purifier 1 air compression pump 2, automatic oxygen and nitrogen separation valve 3, left ⁇ polymer sieve membrane tower 4, right polymer sieve membrane tower 5, Fine filter oxygen storage tank 6, gas flow meter or pressure regulating valve 7, single-phase reversible permanent magnet synchronous micro motor 3 1, rotating shaft 3 2, semi-cylindrical rotating shaft 33, air inlet 34, rotating shaft
  • the hollowed out portion 3 5, the upper portion 3 6 of the automatic oxygen-nitrogen separation valve, the right air outlet 3 7 , the left air outlet 3 8 , the nitrogen discharge port 3 9 , the lower portion 30 of the automatic oxygen-nitrogen separation valve, and the nitrogen silencer 40 .
  • the present invention comprises an air silencer purifier 1, an air compression pump 2, an automatic oxygen and nitrogen separation valve 3, a left polymer sieve membrane tower 4, a right polymer sieve membrane tower 5, and a fine filtration oxygen storage tank. 6.
  • the two outlet ports of the automatic oxygen-nitrogen separation valve 3 are connected to the bottom air inlets of the left polymer sieve membrane tower 4 and the right polymer sieve membrane tower 5, respectively.
  • the structure of two polymer sieve membrane towers is:
  • the tower body and the tower cover are made of high-density non-toxic plastic.
  • the bottom of the tower is filled with a small piece of silica gel, and the upper part is filled with polymer sieve, so that the tower constitutes a kind of energy.
  • the polymer separation membrane which blocks the nitrogen molecules through the oxygen molecules is discharged from the nitrogen discharge port by the automatic oxygen-nitrogen separation valve 3.
  • the top gas outlets of the two polymer sieve membrane towers enter the fine filtration oxygen storage tank 6, and the upper outlet of the fine filtration oxygen storage tank 6 is connected to the flow meter or the pressure regulating valve 7.
  • the purified air is introduced into the air pressure from the pipeline
  • the compressor pump 2 pressurizes the air and enters the oxygen-nitrogen separation valve 3, since the inside of the oxygen-nitrogen separation valve 3 is a semi-cylindrical rotating disk hollowed out at a constant speed, when the pressurized air enters the left side from the lower portion.
  • the lower portion of the right polymer sieve membrane column 5 is connected to the nitrogen discharge port of the oxygen-nitrogen separation valve 3, and the fine filtration oxygen storage tank 6 is introduced with a stream of oxygen from the upper portion for backflushing, and the purpose of the backflushing is
  • the nitrogen remaining in the dead space is driven out of the membrane tower, so that the nitrogen in the membrane tower can be desorbed as much as possible.
  • the right polymer sieve membrane tower 5 is transferred. Work, the left side of the polymer sieve membrane tower 4 depressurization and nitrogen removal. In this way, the two membrane columns are alternately operated to continuously obtain a high concentration of oxygen.
  • a flow meter or pressure regulating valve 7 controls the flow rate of the exhausted oxygen.
  • the structure of the automatic oxygen-nitrogen separation valve 3 of the present invention is as shown in Fig. 2, and the material of the valve body is a non-toxic plastic.
  • the top of the valve body is driven by the one-way reversible permanent magnet synchronous micro motor 3 1, and the rotating shaft 32 is rotated at a constant speed.
  • the rotation speed is determined by the length of the polymer sieve tower, and is generally selected between 2 rpm and 8 rpm.
  • the upper part of the valve body is an inverted cylindrical type container, the lower part is a solid cylinder, and three holes are opened in the cylinder: the right air outlet 37, the left air outlet 3 8 , the nitrogen discharge port 39, the upper part of the inverted cylindrical container and the lower part
  • the solid cylinder is fixed with a sealing ring and a screw, and the three holes are all opened in the empty cylindrical container.
  • the rotating shaft 3 2 is sealed by a sealing ring, passes through the center of the top of the inverted cylindrical type, and drives the rotating shaft plate 3 3 to rotate, and the rotating shaft plate rotates in the cylindrical container, and the size is close to the container.
  • the rotating shaft plate 3 3 is a semi-cylindrical entity hollowed out in the middle of the bottom.
  • the upper part of the rotating shaft plate is caught by the rotating shaft and rotates with the bottom edge of the bottom part of the automatic oxygen-nitrogen separation valve.
  • the column is tightly sealed and rotates with the axis of rotation.
  • a polymer sieve membrane tower discharges nitrogen; the left air outlet 3 8 is connected by the inner hollow cylindrical vessel.
  • the port 34 sends pressurized air to another polymer sieve membrane column to perform oxygen-hydrogen separation.
  • the nitrogen gas discharged from the nitrogen discharge port 3 9 is silenced by the nitrogen muffler 40 and discharged.
  • the technical idea of the invention can also manufacture an aerobic air conditioner with the air conditioner, place the air inlet outside, and form an oxygen-rich environment in the room, and add an ultrasonic atomizer in the humidification bottle of oxygen to manufacture
  • An oxygen humidifier is suitable for air-drying anoxic environments.

Abstract

An electromotive physical oxygen generator, which is composed of a means for purifying air and muffling, an air compressing pump, an autovalve for separating oxygen from nitrogen, two macromolecular sieve columns, a fine filtration tank for storing oxygen, a flowmeter and connecting conduits. Air compressed by the air compressing pump flows into an autovalve for separating oxygen from nitrogen through the conduit. Feed gas is alternatively sent into two macromolecular sieve columns via the said autovalve. Oxygen gas pass through the macromolecular sieve column into the fine filtration tank for storing oxygen, nitrogen gas is left in the column bottom and is discharged through nitrogen vents of the said autovalve. Two columns work alternatively, thereby oxygen gas is generated continuously. The electromotive physical oxygen generator may be used with an air conditioner or a humidifier.

Description

电动物理制氧机  Electric physical oxygen generator
技术领域 Technical field
本发明涉及一种空气制氧装置，特别是一种电动物 理制氧装置。  The present invention relates to an air oxygen generating apparatus, and more particularly to an electric animal oxygen generating apparatus.
背景技术 Background technique
现有的家用小型制氧机的制氧方法可分为 以下三 种： ①变压吸附空分制氧机原理： 利用分子筛在高压下 对氧气和氮气不同的吸附能力， 在空气中分离富集氧 气。 该制氧装置需 3〜 4公斤压力的压缩机， 压缩机和 排氮气的噪声大、 制造成本高。 ②化学制氧： 是采用投 入生氧剂制氧，其方法比较简单，但生氧剂制氧量有限， 不能长时间连续使用。 ③电化学水中制氧： 它是以水为 介质， 采用碱性电解液， 通电后周围空气中的氧穿过阴 极的防水、 导电透气膜在阳极上富集氧气， 该装置能持 续出氧， 使用费用低， 运行安静， 但产氧效率不高， 需 要更换电解液， 比较麻烦， 有不安全隐患， 并且造价成 本也较高。 另外， 现在空调的普及率越来越高， 人们长 时间在密闭的空调房内工作， 会导致缺氧。 价格低廉的 制氧空调的开发也是一个亟待解决的问题。  The existing oxygen generation methods for household small oxygen generators can be divided into the following three types: 1. Principle of pressure swing adsorption air separation oxygen generator: Different adsorption capacity of oxygen and nitrogen under high pressure by molecular sieve, separation and enrichment in air oxygen. The oxygen generator requires a compressor of 3 to 4 kg of pressure, and the compressor and nitrogen exhaust gas have high noise and high manufacturing cost. 2 Chemical oxygen production: Oxygen is produced by adding oxygen generator, and the method is relatively simple, but the oxygen generating agent has a limited amount of oxygen and cannot be used continuously for a long time. 3 Electrochemical oxygen production: It uses water as the medium, using alkaline electrolyte. After the electricity is energized, the oxygen in the surrounding air passes through the cathode. The waterproof and conductive gas permeable membrane enriches the oxygen on the anode. The device can continuously emit oxygen. Low cost of use, quiet operation, but low oxygen production efficiency, need to replace the electrolyte, more troublesome, unsafe hidden dangers, and high cost. In addition, the popularity of air conditioners is getting higher and higher, and people working in closed air-conditioned rooms for a long time will lead to lack of oxygen. The development of low-cost oxygen-making air conditioners is also an urgent problem to be solved.
发明内容 Summary of the invention
本发明要解决的技术问题是：针对现有制氧技术中 存在的制造成本高、 噪声大、 能耗高、 产氧率低等不足 之处， 而提供一种结构简单、 使用方便、 造价低、 能耗 小、 无噪声、 效率高的家用制氧机。 本发明所采取的技术方案： 由空气消音净化器、 空 气压缩泵、 自动氧氮分离阀、 两只高分子筛膜塔、 精滤 贮氧罐、 流量计或调压阀以及连接各部分的管道组成， 空气压缩泵的入口与空气消音净化器连接，空气压缩泵 的出 口与 自动氧氮分离阀的进气口连接， 自动氧氮分离 阀的两个出气 口分别与两只高分子筛膜塔的底部进气 口连接，两只高分子筛膜塔的顶部出气口都进入精滤贮 氧罐，精滤贮氧罐中的氧气经流量计或调压阀调节流量 后向外输出 The technical problem to be solved by the present invention is to provide a structure with simple structure, convenient use and low cost in view of the disadvantages of high manufacturing cost, high noise, high energy consumption and low oxygen production rate in the existing oxygen generation technology. Household oxygen generator with low energy consumption, no noise and high efficiency. The technical solution adopted by the invention comprises: an air silencer purifier, an air compression pump, an automatic oxygen and nitrogen separation valve, two polymer sieve membrane towers, a fine filter oxygen storage tank, a flow meter or a pressure regulating valve, and a pipeline connecting the parts. The inlet of the air compression pump is connected with the air silencer purifier, and the outlet of the air compression pump is connected with the inlet of the automatic oxygen-nitrogen separation valve, and the two outlets of the automatic oxygen-nitrogen separation valve are respectively connected with the bottoms of the two polymer sieve membrane towers. The air inlet is connected, and the top air outlets of the two polymer sieve membrane towers enter the fine filtration oxygen storage tank, and the oxygen in the fine filtration oxygen storage tank is regulated by the flow meter or the pressure regulating valve, and then is output to the outside.
本发明的有益效果：本发明将净化了的空气进入压 縮泵增压后 ， 由管道进入 自 :动氧氮分离阀， 经过 自动氧 氮分离阀将原料气交替送入两只高分子筛膜塔中 。高分 子筛膜塔 i、有均勾微孔和特殊的晶体结构，可根据氧氮 分子的大小差异及分子运动的速度差异， 使小分子、 快 速运动的氧气穿过膜进入精滤贮氧罐，氮气阻碍在塔底 随氧氮分离阀的排氮口排出 ， 两塔交替工作。 本发明在 制氧过程中所需的压力不高 ，高分子筛膜塔可用塑料件 代铝合金 ， 低压泵替代高压压缩机， 节约能耗、 无噪 声、 快捷安全并且制造成本低。 可与空调器、 超声波雾 化器等配套使用， 成为制氧空调以及氧气加湿器。  The invention has the beneficial effects that the purified air enters the compression pump and is pressurized, and then enters from the pipeline: the oxygen-nitrogen separation valve, and the raw material gas is alternately sent into the two polymer sieve membrane towers through the automatic oxygen-nitrogen separation valve. in. The polymer sieve membrane tower i has uniform micropores and special crystal structure, which can make small molecules and fast moving oxygen pass through the membrane into the fine filtration oxygen storage tank according to the difference in the size of oxygen and nitrogen molecules and the speed of molecular motion. The nitrogen gas is blocked at the bottom of the column with the nitrogen discharge port of the oxygen-nitrogen separation valve, and the two columns alternately work. The pressure required in the process of oxygen production of the invention is not high, and the polymer sieve membrane tower can replace the high-pressure compressor with a plastic part instead of a high-pressure compressor, which saves energy, has no noise, is fast and safe, and has low manufacturing cost. It can be used together with air conditioners, ultrasonic atomizers, etc., and becomes an oxygen-making air conditioner and an oxygen humidifier.
附图说明 DRAWINGS
图 1 为本发明各部件的连接关系示意图；  Figure 1 is a schematic view showing the connection relationship of the components of the present invention;
图 2 为本发明 自动氧氮分离阀的结构原理示意图 。 具体实施方式 2 is a schematic view showing the structure principle of the automatic oxygen-nitrogen separation valve of the present invention. detailed description
为阐述方便， 先将附图中各部分的标号说明如下： 空气消音净化器 1、 空气压缩泵 2、 自动氧氮分离 阀 3、 左恻高分子筛膜塔 4、 右侧高分子筛膜塔 5、 精 滤贮氧罐 6、 气体流量计或调压阀 7、 单相可逆永磁同 步微型电机 3 1、 转动轴 3 2、 半圆柱型状转动轴盘 33、 进气口 34、 转动轴盘的挖空部分 3 5、 自动氧氮分离阀 上部 3 6、 右出气口 3 7、 左出气口 3 8、 排氮口 3 9、 自动 氧氮分离阀的下部 3 0、 氮气消音器 40。  For the convenience of explanation, the labels of the parts in the drawings are as follows: Air silencer purifier 1, air compression pump 2, automatic oxygen and nitrogen separation valve 3, left 恻 polymer sieve membrane tower 4, right polymer sieve membrane tower 5, Fine filter oxygen storage tank 6, gas flow meter or pressure regulating valve 7, single-phase reversible permanent magnet synchronous micro motor 3 1, rotating shaft 3 2, semi-cylindrical rotating shaft 33, air inlet 34, rotating shaft The hollowed out portion 3 5, the upper portion 3 6 of the automatic oxygen-nitrogen separation valve, the right air outlet 3 7 , the left air outlet 3 8 , the nitrogen discharge port 3 9 , the lower portion 30 of the automatic oxygen-nitrogen separation valve, and the nitrogen silencer 40 .
请参见图 1 及图 2， 本发明由空气消音净化器 1、 空气压缩泵 2、 自动氧氮分离阀 3、 左侧高分子筛膜塔 4、 右侧高分子筛膜塔 5、 精滤贮氧罐 6、 流量计或调压 阀 7 以及连接各部分的管道组成， 其中空气压縮泵 2 的入口与空气消音净化器 1 连接，空气压缩泵 2 的出 口 与 自动氧氮分离阀 3 的进气口连接， 自动氧氮分离阀 3 的两个出气口分别与左侧高分子筛膜塔 4、 右侧高分子 筛膜塔 5 的底部进气口连接。两只高分子筛膜塔的构造 是： 塔身和塔盖都是由高密度的无毒塑料构成， 塔内底 部填上一小段硅胶， 上部填满高分子筛， 这样塔内就构 成了一种能穿过氧分子而阻隔氮分子的高分子分离膜， 由 自动氧氮分离阀 3 将氮气从排氮口排出。两只高分子 筛膜塔的顶部出气口都进入精滤贮氧罐 6 , 精滤贮氧罐 6 的上部出 口连接流量计或调压阀 7。  Referring to FIG. 1 and FIG. 2, the present invention comprises an air silencer purifier 1, an air compression pump 2, an automatic oxygen and nitrogen separation valve 3, a left polymer sieve membrane tower 4, a right polymer sieve membrane tower 5, and a fine filtration oxygen storage tank. 6. A flow meter or a pressure regulating valve 7 and a pipe connecting the parts, wherein the inlet of the air compression pump 2 is connected to the air muffler purifier 1, the outlet of the air compression pump 2 and the inlet of the automatic oxygen-nitrogen separation valve 3 The two outlet ports of the automatic oxygen-nitrogen separation valve 3 are connected to the bottom air inlets of the left polymer sieve membrane tower 4 and the right polymer sieve membrane tower 5, respectively. The structure of two polymer sieve membrane towers is: The tower body and the tower cover are made of high-density non-toxic plastic. The bottom of the tower is filled with a small piece of silica gel, and the upper part is filled with polymer sieve, so that the tower constitutes a kind of energy. The polymer separation membrane which blocks the nitrogen molecules through the oxygen molecules is discharged from the nitrogen discharge port by the automatic oxygen-nitrogen separation valve 3. The top gas outlets of the two polymer sieve membrane towers enter the fine filtration oxygen storage tank 6, and the upper outlet of the fine filtration oxygen storage tank 6 is connected to the flow meter or the pressure regulating valve 7.
其工作原理是：将净化后的空气由管道导入空气压 缩机泵 2， 将空气增压后进入氧氮分离阀 3 , 由于氧氮 分离阀 3 内部是一个匀速转动的底部挖空的半圆柱型 的转动盘，当增压的空气由下部进入左侧高分子筛膜塔 4 时， 右侧高分子筛膜塔 5 的下部就与氧氮分离阀 3 的 排氮口连通，精滤贮氧罐 6 由上部引入一股氧气进行反 吹， 反吹的 目 的将存留于死空间的氮气赶出膜塔， 以利 膜塔内的氮气尽能多的解吸出来，当左侧高分子筛膜塔 4内氮气达一定的量时，右侧高分子筛膜塔 5转入工作， 左侧高分子筛膜塔 4 降压排氮。 这样， 两只膜塔循环交 替工作， 即可连续地得到高浓度的氧气。 流量计或调压 阀 7控制排出氧气的流量。 Its working principle is: the purified air is introduced into the air pressure from the pipeline The compressor pump 2 pressurizes the air and enters the oxygen-nitrogen separation valve 3, since the inside of the oxygen-nitrogen separation valve 3 is a semi-cylindrical rotating disk hollowed out at a constant speed, when the pressurized air enters the left side from the lower portion. In the case of the polymer sieve membrane column 4, the lower portion of the right polymer sieve membrane column 5 is connected to the nitrogen discharge port of the oxygen-nitrogen separation valve 3, and the fine filtration oxygen storage tank 6 is introduced with a stream of oxygen from the upper portion for backflushing, and the purpose of the backflushing is The nitrogen remaining in the dead space is driven out of the membrane tower, so that the nitrogen in the membrane tower can be desorbed as much as possible. When the nitrogen in the left polymer sieve membrane tower 4 reaches a certain amount, the right polymer sieve membrane tower 5 is transferred. Work, the left side of the polymer sieve membrane tower 4 depressurization and nitrogen removal. In this way, the two membrane columns are alternately operated to continuously obtain a high concentration of oxygen. A flow meter or pressure regulating valve 7 controls the flow rate of the exhausted oxygen.
本发明的 自动氧氮分离阀 3 的构造如图 2所示，阀 体的材料是无毒塑料。阀体的顶部由单向可逆永磁同步 微型电机 3 1， 带动转动轴 32 匀速转动， 转速由高分子 筛膜塔的大小长度决定， 一般是在 2 转 /分〜 8 转 /分之 间选择， 阀体的上部分是一个倒圆柱型容器， 下部分是 一个实圆柱， 在圆柱上开有三孔： 右出气口 37、 左出 气口 3 8、 排氮口 39， 上部分倒圆柱容器与下部分实圆 柱用密封圈和螺钉固定， 三孔均开在空圆柱容器内 。 转 动轴 3 2 用密封圈密封， 从倒圆柱型容 顶部的中心穿 过， 带动转动轴盘 3 3 转动， 转动轴盘在 柱型容器内 转动， 大小接近容器。 转动轴盘 3 3 是 个底部中间挖 空的半圆柱型状的实体，转动轴盘的上部由转动轴卡住 并随之转动，其底部的边缘与 自动氧氮分离阀下部分 贝 柱靠紧密封并随转动轴转动。 在转动过程中， 当右出气 口 3 7、 排氮口 3 9通过转动轴盘挖空部分连通时， 一个 高分子筛膜塔排氮气； 左出气口 3 8 由 内空圆柱型容器 连通了进气口 34 向另一个高分子筛膜塔送增压了的空 气，进行氧氢分离的工作。这样两只膜塔循环交替工作， 制取连续的高浓度氧气。 排氮口 3 9 排出的氮气经氮气 消音器 40进行消音处理后排出。 The structure of the automatic oxygen-nitrogen separation valve 3 of the present invention is as shown in Fig. 2, and the material of the valve body is a non-toxic plastic. The top of the valve body is driven by the one-way reversible permanent magnet synchronous micro motor 3 1, and the rotating shaft 32 is rotated at a constant speed. The rotation speed is determined by the length of the polymer sieve tower, and is generally selected between 2 rpm and 8 rpm. The upper part of the valve body is an inverted cylindrical type container, the lower part is a solid cylinder, and three holes are opened in the cylinder: the right air outlet 37, the left air outlet 3 8 , the nitrogen discharge port 39, the upper part of the inverted cylindrical container and the lower part The solid cylinder is fixed with a sealing ring and a screw, and the three holes are all opened in the empty cylindrical container. The rotating shaft 3 2 is sealed by a sealing ring, passes through the center of the top of the inverted cylindrical type, and drives the rotating shaft plate 3 3 to rotate, and the rotating shaft plate rotates in the cylindrical container, and the size is close to the container. The rotating shaft plate 3 3 is a semi-cylindrical entity hollowed out in the middle of the bottom. The upper part of the rotating shaft plate is caught by the rotating shaft and rotates with the bottom edge of the bottom part of the automatic oxygen-nitrogen separation valve. The column is tightly sealed and rotates with the axis of rotation. During the rotation process, when the right air outlet 3 7 and the nitrogen discharge port 39 are connected by the hollow shaft of the rotating shaft, a polymer sieve membrane tower discharges nitrogen; the left air outlet 3 8 is connected by the inner hollow cylindrical vessel. The port 34 sends pressurized air to another polymer sieve membrane column to perform oxygen-hydrogen separation. Thus, the two membrane columns are alternately operated to produce continuous high concentration oxygen. The nitrogen gas discharged from the nitrogen discharge port 3 9 is silenced by the nitrogen muffler 40 and discharged.
本发明的技术构思，也可与空调配套制造出有氧空 调， 将进气 口放置室外， 使室内形成富氧环境， 还可在 氧气的湿化瓶中， 增加一个超声波的雾化器， 制造出氧 气加湿器， 适合空气干燥的缺氧环境。  The technical idea of the invention can also manufacture an aerobic air conditioner with the air conditioner, place the air inlet outside, and form an oxygen-rich environment in the room, and add an ultrasonic atomizer in the humidification bottle of oxygen to manufacture An oxygen humidifier is suitable for air-drying anoxic environments.

Claims

权 利 要 求 Rights request
1、 一种电动物理制氧机， 由空气消音净化器、 空 气压缩泵、 自动氧氮分离阀、 两只高分子筛膜塔、 精滤 贮氧罐、 流量计以及连接各部分的管道组成， 其特征在 于： 空气压缩泵的入口与空气消音净化器连接， 空气压 縮泵的出 口与 自动氧氮分离阀的进气口连接， 自动氧氮 分离阀的两个出气 口分别与两只高分子筛膜塔的底部 进气口连接，两只高分子筛膜塔的顶部出气口分别与精 滤贮氧罐的底部连接，精滤贮氧罐的上部出 口连接流量 计。 1. An electric physical oxygen generator, comprising an air silencer purifier, an air compression pump, an automatic oxygen and nitrogen separation valve, two polymer sieve membrane towers, a fine filtration oxygen storage tank, a flow meter, and a pipeline connecting the parts, The utility model is characterized in that: the inlet of the air compression pump is connected with the air silencer purifier, the outlet of the air compression pump is connected with the inlet of the automatic oxygen-nitrogen separation valve, and the two outlets of the automatic oxygen-nitrogen separation valve are respectively combined with two polymer sieve membranes. The bottom air inlet of the tower is connected, and the top air outlets of the two polymer sieve membrane towers are respectively connected with the bottom of the fine filtration oxygen storage tank, and the upper outlet of the fine filtration oxygen storage tank is connected to the flow meter.
2、 根据权利要求 1 所述的一种电动物理制氧机， 其特征在于 自动氧氮分离阀的构造是：上部分是一个倒 圆柱型容器， 有一个进气接头， 采用无毒塑料的阀体顶 部由单向可逆永磁同步微型电机带动转动轴转动，转动 轴盘在圆柱型容器内转动， 大小接近容器， 转动轴盘为 半圆柱型状， 转动轴盘的上部 由转动轴卡住并随之转 动， 底部的中间挖空， 底部的边缘与 自动氧氮分离阀下 部分圆柱靠紧密封并随转动轴转动； 自动氧氮分离阀的 下部分是一个实圆柱， 在圆柱上开有三个孔， 分别为右 出气口、 左出气口 以及排氮口 。  2. An electric physical oxygen generator according to claim 1, wherein the automatic oxygen-nitrogen separation valve is constructed such that the upper portion is an inverted cylindrical container having an inlet connection and a non-toxic plastic valve. The top of the body is rotated by a unidirectional reversible permanent magnet synchronous micro motor, and the rotating shaft rotates in a cylindrical container, the size is close to the container, the rotating shaft is semi-cylindrical, and the upper part of the rotating shaft is caught by the rotating shaft and With the rotation, the middle of the bottom is hollowed out, the bottom edge is tightly sealed with the lower part of the automatic oxygen-nitrogen separation valve and rotates with the rotating shaft; the lower part of the automatic oxygen-nitrogen separation valve is a solid cylinder, and there are three on the cylinder. The holes are the right air outlet, the left air outlet and the nitrogen outlet.
3、 根据权利要求 1 所述的一种电动物理制氧机， 其特征是两只高分子筛膜塔的构造是：塔身和塔盖都是 由高密度的无毒塑料制成， 塔内底部填上一小段硅胶， 上部填满高分子筛，使塔内构成一种能穿过氧分子而阻 隔氮分子的高分子分离膜。 3. An electric physical oxygen generator according to claim 1, wherein the two polymer sieve membrane towers are constructed such that the tower body and the tower cover are made of high-density non-toxic plastic, and the bottom of the tower Fill a small piece of silica gel and fill the upper part with a polymer sieve to make the tower form a kind of energy that can pass through the oxygen molecules. A polymer separation membrane of a nitrogen-blocking molecule.
4、 根据权利要求 1 所述的一种电动物理制氧机， 其特征是将原料气的进口放置在室外，排出的氮气也用 管道排放在室外。  4. An electro-mechanical oxygen concentrator according to claim 1, wherein the inlet of the raw material gas is placed outdoors, and the discharged nitrogen gas is also discharged outside the pipeline.
5、 根据权利要求 1 所述的一种电动物理制氧机， 其特征是它可与空调器及加湿器一起配套安装。  5. An electric physical oxygen generator according to claim 1, wherein it is mounted together with an air conditioner and a humidifier.
PCT/CN2006/001780 2005-12-26 2006-07-20 Electromotive physical oxygen generator WO2007073645A1 (en)

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