阅读说明：本技术 一种利用除杂罐生产医用氧气的系统和方法 (System and method for producing medical oxygen by using impurity removal tank ) 是由 曹祚 曹恒 于 2019-10-29 设计创作，主要内容包括：本发明提供了一种利用除杂罐生产医用氧气的系统和方法,涉及氧气生产领域,包括液氧罐、汽化器、除杂罐和纯化器；所述液氧罐与汽化器的汽化进气口连通,所述汽化器的汽化出气口与除杂罐的除杂进气口连通,所述除杂罐的除杂出气口与纯化器的纯化进气口连通,所述纯化器的纯化出气口与氧气收集装置连通；所述除杂罐内设置有加热腔和换热腔,所述加热腔内安装有加热装置,所述换热腔内安装有换热结构。使用除杂罐,利用它的除杂功能,来净化普通氧气(或工业氧气)。让碳氢类化合物与氧气发生燃烧反应,生成二氧化碳和水,然后再清除掉二氧化碳和水份,就可以得到纯净的氧气了。(The invention provides a system and a method for producing medical oxygen by using an impurity removal tank, which relate to the field of oxygen production and comprise a liquid oxygen tank, a vaporizer, an impurity removal tank and a purifier; the liquid oxygen tank is communicated with a vaporization air inlet of the vaporizer, a vaporization air outlet of the vaporizer is communicated with an impurity removal air inlet of the impurity removal tank, an impurity removal air outlet of the impurity removal tank is communicated with a purification air inlet of the purifier, and a purification air outlet of the purifier is communicated with the oxygen collection device; be provided with heating chamber and heat transfer chamber in the edulcoration jar, heating device is installed to the heating intracavity, heat transfer structure is installed to the heat transfer intracavity. The impurity removing tank is used for purifying common oxygen (or industrial oxygen) by utilizing the impurity removing function of the impurity removing tank. The hydrocarbon compound and oxygen are subjected to combustion reaction to generate carbon dioxide and water, and then the carbon dioxide and the water are removed, so that pure oxygen can be obtained.)

1. The utility model provides a system for utilize edulcoration jar (3) to produce medical oxygen which characterized in that: comprises a liquid oxygen tank (1), a vaporizer (2), an impurity removal tank (3) and a purifier (4);

the liquid oxygen tank (1) is communicated with a vaporization air inlet of the vaporizer (2), a vaporization air outlet of the vaporizer (2) is communicated with an impurity removal air inlet (31) of the impurity removal tank (3), an impurity removal air outlet (32) of the impurity removal tank (3) is communicated with a purification air inlet of the purifier (4), and a purification air outlet of the purifier (4) is communicated with an oxygen collecting device;

be provided with heating chamber (35) and heat transfer chamber in edulcoration jar (3), install heating device in heating chamber (35), heat transfer structure is installed to the heat transfer intracavity.

2. The system for producing medical oxygen using an impurity removing tank (3) according to claim 1, wherein: the heat exchange structure comprises a first cavity and a second cavity, wherein an impurity removal air inlet (31) is communicated with an inlet of the first cavity, an outlet of the first cavity is communicated with a heating air inlet pipe (341) of a heating device, a heating air outlet of the heating device is communicated with an air inlet of the second cavity, and an air outlet of the second cavity is communicated with an impurity removal air outlet (32).

3. The system for producing medical oxygen using an impurity removing tank (3) according to claim 2, wherein: the heat exchange structure is a shell-and-tube heat exchanger (33), a shell pass inlet of the shell-and-tube heat exchanger (33) is communicated with the impurity removal air inlet (31), a shell pass outlet of the shell-and-tube heat exchanger (33) is communicated with the heating air inlet pipe (341), a tube pass inlet of the shell-and-tube heat exchanger (33) is communicated with the heating air outlet, and a tube pass outlet of the shell-and-tube heat exchanger (33) is communicated with the impurity removal air outlet (32).

4. The system for producing medical oxygen using an impurity removing tank (3) according to claim 2, wherein: the heat exchange structure is a heat exchange coil, the air inlet of the heat exchange coil is communicated with the heating air outlet pipe (342), the air outlet of the heat exchange coil is communicated with the impurity removal air outlet (32), and the impurity removal air inlet (31) and the air inlet of the heating device are communicated with the inner cavity of the impurity removal tank (3).

5. System for producing medical oxygen with canisters (3) according to any of claims 1 to 4, characterized in that: the heating device comprises a cylinder and a heater (34), the cylinder is arranged on the upper portion of the impurity removing tank (3), the bottom of the cylinder is of a closed structure, the heater (34) is arranged inside the cylinder, and the heating cavity (35) is formed by the cylinder.

6. System for producing medical oxygen with trash can (3) according to claim 5, characterized in that: the air inlet and the air outlet of the heating device are both arranged at the lower part of the heater (34), and the middle part of the heating device is horizontally provided with a guide plate (36).

7. The system for producing medical oxygen using an impurity removing tank (3) according to claim 6, wherein: the guide plate (36) comprises an annular plate and a circular plate, the annular plate is connected with the inner wall of the cylinder in a sealing mode, the circular plate and the annular plate are arranged at intervals, and the inner diameter of the annular plate is smaller than or equal to the diameter of the circular plate.

8. System for producing medical oxygen with trash can (3) according to claim 5, characterized in that: and a heat-insulating layer (39) is arranged on the inner wall of the impurity removing tank (3).

9. A method for producing medical oxygen by using an impurity removal tank (3) is characterized by comprising the following steps: gasifying the gas in the liquid oxygen tank (1) through a vaporizer (2), introducing the gasified gas into an impurity removal tank (3), performing combustion reaction on the hydrocarbon compounds and oxygen by using the high temperature in the impurity removal tank (3), and removing the formed carbon dioxide and water through a purifier (4) to obtain pure oxygen.

10. The method for producing medical oxygen using an impurity removing tank (3) according to claim 9, wherein: the temperature in the impurity removal tank (3) is higher than 800 ℃.

Technical Field

The invention belongs to the field of oxygen production, and particularly relates to a system and a method for producing medical oxygen by using an impurity removal tank.

Background

Because the equipment for purifying the common oxygen into the medical oxygen is expensive, the price difference between the medical oxygen and the common oxygen is very large at present.

The existing oxygen production is mostly carried out by a deep freezing method by utilizing the difference of gas boiling points, and the obtained oxygen is pure in the process of separating substances, but because a large amount of compression processing equipment is arranged in the oxygen production, a large amount of lubricating liquid or lubricating agent is mixed into the oxygen, so that the obtained oxygen contains a large amount of impurities of hydrocarbon compounds. However, the hydrocarbon compound is difficult to remove because it is difficult to chemically remove and does not easily react with other substances.

Disclosure of Invention

In view of the above-mentioned shortcomings in the prior art, the present invention provides a system and a method for producing medical oxygen by using an impurity removal tank, so as to solve the above-mentioned technical problems.

In a first aspect, the invention provides a system for producing medical oxygen by using an impurity removal tank, which comprises a liquid oxygen tank, a vaporizer, the impurity removal tank and a purifier; the liquid oxygen tank is communicated with a vaporization air inlet of the vaporizer, a vaporization air outlet of the vaporizer is communicated with an impurity removal air inlet of the impurity removal tank, an impurity removal air outlet of the impurity removal tank is communicated with a purification air inlet of the purifier, and a purification air outlet of the purifier is communicated with the oxygen collection device; be provided with heating chamber and heat transfer chamber in the edulcoration jar, heating device is installed to the heating intracavity, heat transfer structure is installed to the heat transfer intracavity.

Furthermore, the heat exchange structure comprises a first cavity and a second cavity, the impurity removal air inlet is communicated with the inlet of the first cavity, the outlet of the first cavity is communicated with the heating air inlet pipe of the heating device, the heating air outlet of the heating device is communicated with the air inlet of the second cavity, and the air outlet of the second cavity is communicated with the impurity removal air outlet.

Furthermore, the heat exchange structure is a shell-and-tube heat exchanger, a shell pass inlet of the shell-and-tube heat exchanger is communicated with the impurity removal air inlet, a shell pass outlet of the shell-and-tube heat exchanger is communicated with the heating air inlet pipe, a tube pass inlet of the shell-and-tube heat exchanger is communicated with the heating air outlet, and a tube pass outlet of the shell-and-tube heat exchanger is communicated with the impurity removal air outlet.

Further, the heat exchange structure be heat exchange coil, heat exchange coil's air inlet and heating outlet duct intercommunication, heat exchange coil's gas outlet and edulcoration gas outlet intercommunication, edulcoration air inlet and heating device's air inlet all with edulcoration jar inner chamber intercommunication.

Further, heating device includes drum and heater, the drum sets up the upper portion at the edulcoration jar, the bottom of drum is closed structure, the heater sets up inside the drum, the heating chamber comprises the drum.

Further, the air inlet and the air outlet of the heating device are both arranged at the lower part of the heater, and the middle part of the heating device is horizontally provided with a guide plate.

Furthermore, the guide plate comprises an annular plate and a circular plate, the annular plate is connected with the inner wall of the cylinder in a sealing mode, the circular plate and the annular plate are arranged at intervals, and the inner diameter of the annular plate is smaller than or equal to the diameter of the circular plate.

Furthermore, the inner wall of the impurity removal tank is provided with a heat preservation layer.

In a second aspect, the present invention provides a method for producing medical oxygen by using an impurity removal tank, comprising: gasifying the gas in the liquid oxygen tank through a vaporizer, introducing the gasified gas into an impurity removal tank, performing combustion reaction on the hydrocarbon compound and oxygen by using high temperature in the impurity removal tank, and removing the formed carbon dioxide and water through a purifier to obtain pure oxygen.

Further, the temperature in the impurity removal tank is higher than 800 ℃.

The system and the method for producing medical oxygen by using the impurity removal tank have the beneficial effects that the impurity removal tank is additionally arranged in an oxygen production equipment system. The oxygen is further subjected to impurity removal treatment, particularly, the temperature in an impurity removal tank is higher than 800 ℃, so that the hydrocarbon compounds and the oxygen are subjected to combustion reaction, and then carbon dioxide and water are removed, so that the impurities in the oxygen gas are greatly reduced. The medical oxygen production system has the advantages of simple process, low cost and low energy consumption, only generates a small amount of carbon dioxide and moisture, and cannot pollute the environment.

In addition, the invention has reliable design principle, simple structure and very wide application prospect.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic flow chart of a system for producing medical oxygen by using a trash can according to the present invention.

FIG. 2 is a schematic view of the construction of the trash can of the present invention.

In the figure, 1, a liquid oxygen tank, 2, a vaporizer, 3, an impurity removal tank, 31, an impurity removal air inlet, 32, an impurity removal air outlet, 33, a heat exchanger, 34, a heater, 341, a heating air inlet pipe, 342, a heating air outlet pipe, 35, a heating cavity, 36, a guide plate, 37, a junction box, 38, a wiring port, 39, a heat preservation layer, 4 and a purifier.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A system for producing medical oxygen by using an impurity removal tank comprises a liquid oxygen tank 1, a vaporizer 2, an impurity removal tank 3 and a purifier 4; the liquid oxygen tank 1 is communicated with a vaporization air inlet of a vaporizer 2, a vaporization air outlet of the vaporizer 2 is communicated with an impurity removal air inlet 31 of an impurity removal tank 3, an impurity removal air outlet 32 of the impurity removal tank 3 is communicated with a purification air inlet of a purifier 4, and a purification air outlet of the purifier 4 is communicated with an oxygen collection device; be provided with heating chamber 35 and heat transfer chamber in the edulcoration jar 3, install heating device in the heating chamber 35, install heat transfer structure in the heat transfer intracavity.