CN211770303U - Two-stage oxygen generator - Google Patents
Two-stage oxygen generator Download PDFInfo
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- CN211770303U CN211770303U CN202020047278.5U CN202020047278U CN211770303U CN 211770303 U CN211770303 U CN 211770303U CN 202020047278 U CN202020047278 U CN 202020047278U CN 211770303 U CN211770303 U CN 211770303U
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- oxygen generator
- adsorption cylinder
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Abstract
The utility model belongs to the technical field of gas separation equipment, and aims to provide a two-stage oxygen generator, which comprises a base, wherein the base is provided with a purifier adsorption cylinder, an air buffer tank, a process tank, an oxygen generator adsorption cylinder and an electric cabinet component; the two groups of adsorption cylinders of the purifier are arranged, the front end of the adsorption cylinders is connected with the aluminum shell filter, and the rear end of the adsorption cylinders is connected with the condenser; the front end of the aluminum shell filter is provided with an air inlet; the condenser is connected with an air buffer tank, the air buffer tank is connected with oxygenerator adsorption cylinders, and the oxygenerator adsorption cylinders are provided with two groups which are symmetrically distributed; the rear end of the adsorption cylinder of the oxygen generator is connected with the process tank. The utility model has the characteristics of oxygen generation is efficient, the oxygen generation purity is high, multiunit jointly oxygen suppliment, oxygen generation cost low grade, but wide application in medical health field.
Description
Technical Field
The utility model belongs to the technical field of gas separation equipment, concretely relates to doublestage oxygenerator provides high-purity oxygen, mainly is applied to the medical health trade.
Background
With the continuous improvement of living standard of people, the small household oxygenerator has gone into thousands of households. The oxygen generator utilizes molecular sieve physical adsorption and desorption technology, and can adsorb nitrogen in air during pressurization by filling the molecular sieve, and the residual unabsorbed oxygen is collected and purified to obtain oxygen with high purity (more than 90%). Except for household use, the oxygen generator is also widely used for medical treatment, can be used for treating cardiovascular and cerebrovascular diseases, respiratory system diseases, chronic obstructive pneumonia and other diseases in a matched manner by supplying oxygen to patients, can be used for rehabilitation of anoxia, can improve the oxygen supply condition of the body by oxygen inhalation, and achieves the purpose of nourishing and health care. However, no matter for household or medical use, the existing oxygen generator is generally single-stage filtration, and the oxygen generation efficiency and the oxygen generation purity are both low, so that the existing oxygen generator cannot meet the stricter use requirement.
Patent number "201910616393.1" introduces a medical oxygenerator, including outer container, air cleaner, two oxygenerators, humidifying bottle, connecting device, buffer, curb plate, installation device, removal fixing device, hand-held device and control panel, it is convenient to have the removal, characteristics such as two crisscross uses of oxygenerator, but it has the oxygen system purity not high, the oxygen generation efficiency is lower, overall installation stability is not good, the oxygen generation process needs external source power etc. not enough. Therefore, the existing oxygen plants are still in need of further improvement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, provide a doublestage oxygenerator, adopt doublestage to filter and molecular sieve physical adsorption structure, have that oxygen generation is efficient, oxygen generation purity is high (can reach more than 98%), multiunit unites the oxygen suppliment, characteristics such as with low costs, but the while still effectively has solved the poor problem of medical oxygen suppliment stability, but wide application in the medical health field.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a two-stage oxygenerator comprises a base, wherein a purifier adsorption cylinder, an air buffer tank, a process tank, an oxygenerator adsorption cylinder and an electric cabinet component are arranged on the base; the two groups of adsorption cylinders of the purifier are symmetrically distributed on two sides of the base; the front end of the adsorption cylinder of the purifier is connected with a first aluminum shell filter, and the rear end of the adsorption cylinder of the purifier is connected with a second aluminum shell filter; an air inlet is formed in the top of the first aluminum shell filter; the rear end of the second aluminum shell filter is connected with an air buffer tank, the air buffer tank is connected with an oxygen generator adsorption cylinder, and the two groups of the oxygen generator adsorption cylinders are symmetrically distributed; the rear end of the adsorption cylinder of the oxygen generator is connected with a process tank, and the process tank is provided with a manual blowdown valve, a flow control valve, a float flowmeter and an oxygen outlet; the electric control box component is positioned between the two groups of adsorption cylinders of the purifier.
As an improvement, a safety pressure relief valve is arranged at the top of the air buffer tank.
As an improvement, a circular flange cover is arranged at the top of the adsorption cylinder of the oxygen generator and is fixed on the adsorption cylinder of the oxygen generator through bolts.
As an improvement, the adsorption cylinder of the oxygen generator is connected with a silencer, a molecular sieve is arranged in the adsorption cylinder, and a compressing device is arranged in the molecular sieve.
As an improvement, a piston assembly is arranged in the middle of the circular flange cover.
As an improvement, a manual oxygen pressure regulating valve is arranged below the float flowmeter.
As an improvement, a pressure gauge seat is arranged at the bottom of the electric cabinet assembly, and a plurality of groups of pressure gauges are arranged on the pressure gauge seat.
As an improvement, the electric cabinet component is replaced by an intelligent control panel system, and the intelligent operation of the oxygen generator can be realized.
The utility model discloses the beneficial effect who gains does: a two-stage oxygen generator adopts molecular sieve physical adsorption, and has the characteristics of high oxygen generation efficiency, high oxygen generation purity (more than 98%), multi-unit combined oxygen supply and low cost. By arranging the two-stage oxygenerator adsorption cylinder system, the separation purity of oxygen is greatly improved, and the requirement of high-purity oxygen for medical treatment is better met; the front end of the purifier is provided with an aluminum shell filter and a double-group purifier, so that the air before separation is purified, impurities such as particles, water vapor and the like in the air are removed, meanwhile, the second group of aluminum shell filter is additionally arranged at the back of the purifier, and the air is further fully dried and filtered, so that the water content of the air entering an adsorption cylinder of the oxygen generator is reduced to below 0.01%; in addition, through the unique structure of the compacted molecular sieve, the separation work of the molecular sieve can be realized without the help of external gas and electric energy, thereby greatly saving energy and reducing the cost of oxygen generation.
Drawings
FIG. 1 is a front view of the two-stage oxygen generator of the present invention;
FIG. 2 is a side view of the two-stage oxygen generator of the present invention;
fig. 3 is a top view of the two-stage oxygen generator of the present invention.
In the figure: 1. the device comprises a base, 2, a purifier adsorption cylinder, 3, an air buffer tank, 4, a process tank, 5, an oxygen generator adsorption cylinder, 6, an electric control box component, 7, a first aluminum shell filter, 8, a second aluminum shell filter, 9, an air inlet, 10, a manual blow-down valve, 11, a flow control valve, 12, a float flowmeter, 13, an oxygen outlet, 14, a silencer, 15 and a safety relief valve; 16. a circular flange cover; 17. a bolt; 18. a piston assembly; 19. an oxygen manual pressure regulating valve; 20. a pressure gauge stand; 21. and a pressure gauge.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the two-stage oxygen generator of the present embodiment includes a base 1, and the base 1 is provided with a purifier adsorption cylinder 2, an air buffer tank 3, a process tank 4, an oxygen generator adsorption cylinder 5, and an electric cabinet assembly 6; the two groups of adsorption cylinders 2 of the purifier are symmetrically distributed on two sides of the base 1; the front end of the purifier adsorption cylinder 2 is connected with a first aluminum shell filter 7, and the rear end is connected with a second aluminum shell filter 8; an air inlet 9 is arranged at the top of the first aluminum shell filter 7; the rear end of the second aluminum shell filter 8 is connected with an air buffer tank 3; the air buffer tank 3 is connected with an oxygen generator adsorption cylinder 5, and two groups of the oxygen generator adsorption cylinders 5 are symmetrically distributed; the rear end of the adsorption cylinder 5 of the oxygen generator is connected with a process tank 4, and the process tank 4 is provided with a manual blowoff valve 10, a flow control valve 11, a float flowmeter 12 and an oxygen outlet 13; the electric cabinet assembly 6 is positioned between the two groups of the purifier adsorption cylinders 2.
Further, the purifier adsorption cylinder 2 can be used together with an air-drying condenser, so that the air is cooled in advance, water drops of water molecules and condensed water of the air are dropped to realize the function of pre-drying the air, and the air is further purified and dried through the purifier adsorption cylinder.
Further, 3 tops of air buffer tank are equipped with safety relief valve 15, and is concrete, safety relief valve 15 passes through threaded connection at the top of air buffer tank 3, safety relief valve 15 adopts automatic pressure release structure, and when the inside pressure of air buffer tank 3 exceeded the setting value, realized automatic pressure release promptly to guarantee production safety.
Further, a circular flange cover 16 is arranged at the top of the oxygen generator adsorption cylinder 5, and the circular flange cover 16 is fixed on the oxygen generator adsorption cylinder 5 through bolts 17; furthermore, a piston assembly 18 is arranged in the middle of the circular flange cover 16; furthermore, the adsorption cylinder 5 of the oxygen generator is connected with the silencer, so that the working noise of the unit can be effectively reduced, the molecular sieve is arranged in the adsorption cylinder, the compressing device is arranged in the molecular sieve and is connected with the piston assembly 18, the separation work of the molecular sieve can be realized without external gas and electric energy, the energy is greatly saved, and the oxygen generation cost is reduced.
Further, a manual oxygen pressure regulating valve 19 is arranged below the float flowmeter 12; specifically, the float flowmeter 12 is a metal tube float flowmeter, and the test value range is 2-20 m/h; specifically, the manual oxygen pressure regulating valve 19 can control the pressure of the entering oxygen to meet different oxygen pressure requirements; in particular, the oxygen outlet 13 is located at the top of the process tank 4.
Further, a pressure gauge seat 20 is arranged at the bottom of the electric cabinet assembly 6, and a plurality of groups of pressure gauges 21 are arranged on the pressure gauge seat 20; furthermore, the electric cabinet assembly 6 is replaced by an intelligent control panel system, so that the intelligent operation of the oxygen generator can be realized, and the control accuracy and the operation efficiency of the two-stage oxygen generator are further improved.
The working principle of the utility model is as follows: the external air enters the oxygen generation system from the air inlet 9, is primarily filtered through the first aluminum shell filter 7, enters the purifier adsorption cylinder 2 for air purification and adsorption drying, and is further deeply filtered through the second aluminum shell filter, so that dry and clean air is thoroughly obtained; the dry and clean air enters the air buffer tank 3, the air buffer tank 3 can provide continuous air, and the continuous air separation in the adsorption cylinder 5 of the subsequent oxygen generator is ensured, so that continuous high-purity oxygen is ensured to be provided; high-purity oxygen obtained after separation by a molecular sieve in an adsorption cylinder 5 of the oxygen generator with double-group distribution enters a process tank 4, and a manual blow-down valve 10 arranged in the process tank 4 can remove a small part of unqualified detected oxygen at the early stage; qualified high-purity oxygen is collected from the oxygen outlet 13 according to a specified pressure by adjusting the oxygen manual pressure regulating valve 19, so that the preparation and separation of the high-purity oxygen are completed.
Finally, it should be noted that the above-mentioned embodiments illustrate only specific embodiments of the invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.
Claims (8)
1. A two-stage oxygenerator comprises a base (1), and is characterized in that a purifier adsorption cylinder (2), an air buffer tank (3), a process tank (4), an oxygenerator adsorption cylinder (5) and an electric cabinet component (6) are arranged on the base (1); the two groups of adsorption cylinders (2) of the purifier are symmetrically distributed on two sides of the base (1); the front end of the purifier adsorption cylinder (2) is connected with a first aluminum shell filter (7), and the rear end of the purifier adsorption cylinder is connected with a second aluminum shell filter (8); an air inlet (9) is formed in the top of the first aluminum shell filter (7); the rear end of the second aluminum shell filter (8) is connected with an air buffer tank (3), the air buffer tank (3) is connected with an oxygen generator adsorption cylinder (5), and two groups of the oxygen generator adsorption cylinders (5) are symmetrically distributed; the rear end of the adsorption cylinder (5) of the oxygen generator is connected with a process tank (4), and the process tank (4) is provided with a manual blowdown valve (10), a flow control valve (11), a float flowmeter (12) and an oxygen outlet (13); the electric control box assembly (6) is positioned between the two groups of the purifier adsorption cylinders (2).
2. The two-stage oxygen generator according to claim 1, wherein a safety relief valve (15) is arranged at the top of the air buffer tank (3).
3. The two-stage oxygen generator according to claim 1, wherein a circular flange cover (16) is arranged at the top of the oxygen generator adsorption cylinder (5), and the circular flange cover (16) is fixed on the oxygen generator adsorption cylinder (5) through bolts (17).
4. The two-stage oxygen generator according to claim 1, wherein the adsorption cylinder (5) is connected with the silencer (14), and a molecular sieve is arranged inside the adsorption cylinder, and a compacting device is arranged inside the molecular sieve.
5. The two-stage oxygen generator according to claim 3, wherein the circular flange cover (16) is provided with a piston assembly (18) in the middle.
6. The two-stage oxygen generator according to claim 1, wherein a manual pressure regulating valve (19) for oxygen is arranged below the float flowmeter (12).
7. The two-stage oxygen generator according to claim 1, wherein a pressure gauge seat (20) is arranged at the bottom of the electric control box assembly (6), and a plurality of pressure gauges (21) are arranged on the pressure gauge seat (20).
8. The dual-stage oxygen generator as claimed in claim 1, wherein the electrical control box assembly (6) employs an intelligent control panel system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020047278.5U CN211770303U (en) | 2020-01-10 | 2020-01-10 | Two-stage oxygen generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020047278.5U CN211770303U (en) | 2020-01-10 | 2020-01-10 | Two-stage oxygen generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211770303U true CN211770303U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020047278.5U Active CN211770303U (en) | 2020-01-10 | 2020-01-10 | Two-stage oxygen generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211770303U (en) |
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2020
- 2020-01-10 CN CN202020047278.5U patent/CN211770303U/en active Active
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