CN212790388U

CN212790388U - Small pressure swing adsorption oxygen making device with pressure equalizing function at air inlet end of adsorber

Info

Publication number: CN212790388U
Application number: CN202020828631.3U
Authority: CN
Inventors: 幸中文; 周志强
Original assignee: Hangzhou Zhongju Air Separation Equipment Manufacturing Co ltd
Current assignee: Hangzhou Zhongju Air Separation Equipment Manufacturing Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-03-26
Anticipated expiration: 2030-05-18

Abstract

The utility model relates to an oxygen generation machinery technical field just discloses a small-size pressure swing adsorption oxygenerator of absorber inlet end voltage-sharing, which comprises a housin, the inside of casing sets up installs gas collection funnel, one side of gas collection funnel sets up installs the gas collecting line, the one end that gas collecting line kept away from gas collection funnel sets up installs gas compression mechanism, air pipeline is installed in gas compression mechanism's downside setting, first air pump is installed in air pipeline's downside setting. This adsorber inlet end voltage-sharing's small-size pressure swing adsorption oxygenerator inhales the air through the air-blower, and first gaseous adsorption pressure-equalizing mechanism and the gaseous adsorption pressure-equalizing mechanism of second circulate gas pressure-equalizing repeatedly, continuously produce the higher oxygen of concentration, and oxygen detection mechanism carries the oxygen that concentration is high to the gas holder in and carries out reserve to the effect that equipment energy consumption is less and running cost is low has been reached.

Description

Small pressure swing adsorption oxygen making device with pressure equalizing function at air inlet end of adsorber

Technical Field

The utility model relates to the technical field of oxygen generation machinery, in particular to a small pressure swing adsorption oxygen generation device with pressure equalizing of an air inlet end of an adsorber.

Background

Pressure swing adsorption is a novel gas adsorption separation technology, and has the following advantages: the product purity is high; the method can generally work at room temperature and low pressure, the bed layer does not need to be heated during regeneration, and the product purity is high; the equipment is simple, and the operation and the maintenance are simple and convenient; continuous cycle operation can achieve full automation; therefore, after the new technology comes out, the new technology is concerned by the industrial fields of all countries, develops and researches competitively, develops rapidly and maturely, and in the 80 s, the industrial application of the pressure swing adsorption technology makes breakthrough progress, and the new technology is mainly applied to oxygen and nitrogen separation, air drying and purification, hydrogen purification and the like; the technical development of oxygen-nitrogen separation is to combine a novel adsorbent carbon molecular sieve with pressure swing adsorption to separate O2 and N2 in air, thereby obtaining nitrogen and oxygen.

Along with the improvement of molecular sieve performance and quality and the continuous improvement of pressure swing adsorption process, the product purity and recovery rate are continuously improved, which promotes the realization of pressure swing adsorption economically based and industrialization, most of the existing pressure swing adsorption oxygen generation devices have complicated structure, long starting time, large energy consumption, high operation cost and low automation degree, so that the small pressure swing adsorption oxygen generation device with pressure equalizing at the air inlet end of the adsorber is provided to solve the problems.

Disclosure of Invention

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a small-size pressure swing adsorption oxygenerator of absorber inlet end voltage-sharing possesses simple structure, the energy consumption is less and running cost low, advantage that degree of automation is high, has solved the problem that current equipment structure is complicated, the energy consumption is great and running cost is high, degree of automation is low.

(II) technical scheme

For the advantage purpose that realize that above-mentioned energy consumption is less and running cost is low, degree of automation is high, the utility model provides a following technical scheme: a small pressure swing adsorption oxygen generation device with pressure equalization of an air inlet end of an adsorber comprises a shell, wherein a gas collecting funnel is arranged and installed inside the shell, a gas collecting pipeline is arranged and installed on one side of the gas collecting funnel, a gas compression mechanism is arranged and installed on one end, far away from the gas collecting funnel, of the gas collecting pipeline, an air pipeline is arranged and installed on the lower side of the gas compression mechanism, a first air pump is arranged and installed on the lower side of the air pipeline, the first air pump is connected with an air pipeline and an air return pipeline, the shaft end of the air pipeline is respectively connected with a first gas adsorption pressure equalizing mechanism and a second gas adsorption pressure equalizing mechanism, air pipelines are arranged and installed on the lower sides of the first gas adsorption pressure equalizing mechanism and the second gas adsorption pressure equalizing mechanism, an oxygen detection mechanism is arranged and installed at the lower end of the air pipeline, and is connected with a first air pump through the air return, the oxygen detection mechanism is connected with a gas storage tank through an air pipeline, a second air pump is installed on the upper side of the gas storage tank, the air pipeline is installed on the upper side of the second air pump, an oxygen adjusting mechanism is connected to the other end of the air pipeline, and an air outlet pipeline is installed on one side, away from the air pipeline, of the oxygen adjusting mechanism.

Preferably, the inner wall of gas collection funnel sets up installs two installed parts, two one side that the installed part is relative sets up installs the air-blower, is convenient for install the air-blower through the installed part of installation, utilizes the air-blower to inhale the air, and the air-blower is through quiet, dynamic balance check-up, and operates steadily, the vibration is minimum.

Preferably, one side setting that the gas collection funnel kept away from the gas collecting pipeline is closed soon through the screw thread and is installed the protective cover, closes soon through utilizing the screw thread and installs the protective cover, the dismantlement and the installation of the protective cover of being convenient for.

Preferably, the inside setting of protective cover installs the screen cloth, the screen cloth is latticed, can block the debris in the air through the installation screen cloth, avoids inside its entering equipment.

Preferably, one side of the shell, which is far away from the air outlet pipeline, is provided with an opening, the size of the opening is the same as the diameter size of the gas collecting funnel, the opening of the shell is used for installing the gas collecting funnel, and the gas collecting funnel is fixedly installed on the shell through the hole site opened in the shell.

Preferably, one side that the protective cover was kept away from to the casing is equipped with the trompil, and the trompil size is the same with pipeline diameter size of giving vent to anger, casing trompil department is used for installing pipeline of giving vent to anger, and the hole site of opening through the casing will give vent to anger pipeline fixed mounting on the casing.

Preferably, the first gas adsorption pressure equalizing mechanism and the second gas adsorption pressure equalizing mechanism are effectively connected through an air pipeline, and when gas enters the first gas adsorption pressure equalizing mechanism and the second gas adsorption pressure equalizing mechanism, the gas is enabled to achieve circulation pressure equalization repeatedly, and oxygen with higher concentration is continuously generated.

(III) advantageous effects

Compared with the prior art, the utility model provides a small-size pressure swing adsorption oxygenerator of absorber inlet end voltage-sharing possesses following beneficial effect:

1. this pressure-equalizing small-size pressure swing adsorption oxygenerator of adsorber inlet end, inhale the air through the air-blower, gas compression mechanism gets into first air pump through the air conduit after with air compression, first air pump is with gaseous transport to first gas adsorption pressure equalizing mechanism and the gaseous pressure equalizing mechanism that adsorbs of second, through first gas adsorption pressure equalizing mechanism and the gaseous pressure equalizing mechanism that adsorbs of second, make gaseous circulation pressure-equalizing repeatedly that reaches, continuously produce the higher oxygen of concentration, oxygen detection mechanism carries the oxygen that concentration is high to reserve in the gas holder, thereby reached the effect that equipment energy consumption is less and running cost is low.

2. This adsorber inlet end voltage-sharing's small-size pressure swing adsorption oxygenerator closes soon with the external screw thread looks screw thread of gas collection funnel through the internal thread of protective cover, and the air-blower steadily rotates inhales the air, and the screen cloth can block the debris in the air down, avoids inside its entering equipment to the energy consumption that has reached equipment is less and the effect that the running cost is low.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure principle of the small pressure swing adsorption oxygen generator with pressure equalizing at the air inlet of the adsorber of the present invention.

In the figure: 1. a housing; 2. a gas compression mechanism; 3. an air duct; 4. an air return duct; 5. an oxygen regulating mechanism; 6. a first air pump; 7. a first gas adsorption pressure equalizing mechanism; 8. a second gas adsorption pressure equalizing mechanism; 9. an oxygen detection mechanism; 10. a gas storage tank; 11. a second air pump; 12. an air outlet pipe; 13. a protective cover; 14. screening a screen; 15. a mounting member; 16. a blower; 17. a gas collection funnel; 18. a gas collection pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a small pressure swing adsorption oxygen generator with pressure equalization at the air inlet of an adsorber comprises a housing 1, wherein a gas collecting funnel 17 is arranged inside the housing 1, two installation parts 15 are arranged on the inner wall of the gas collecting funnel 17, an air blower 16 is arranged on one side of the two installation parts 15 opposite to each other, the air blower 16 is convenient to install through the installation parts 15, air is sucked by the air blower 16, the air blower 16 is subjected to static and dynamic balance verification, the operation is stable, the vibration is extremely small, a protective cover 13 is arranged on one side of the gas collecting funnel 17 far away from a gas collecting pipeline 18 through screwing, the protective cover 13 is convenient to detach and install through screwing the protective cover 13 through the screw, a screen 14 is arranged inside the protective cover 13, the screen 14 is in a grid shape, impurities in the air can be blocked through the installation screen 14, avoid it to get into inside the equipment, one side that pipeline 12 was given vent to anger was kept away from to casing 1 is equipped with the trompil, and the trompil size is the same with gas collecting funnel 17 diameter size of a dimension, 1 trompil department of casing is used for installing gas collecting funnel 17, with gas collecting funnel 17 fixed mounting on casing 1 through the hole site of casing 1 division, one side of gas collecting funnel 17 sets up installs gas collecting pipeline 18, gas collecting pipeline 18 keeps away from the one end setting of gas collecting funnel 17 and installs gas compression mechanism 2, the downside setting of gas compression mechanism 2 installs air duct 3, first air pump 6 is installed in the downside setting of air duct 3, first air pump 6 sets up and is connected with air conduit 3, air return pipe 4, the axle head of air duct 3 is connected with first gas adsorption pressure equalizing mechanism 7, second gas adsorption pressure equalizing mechanism 8 respectively, first gas adsorption pressure equalizing mechanism 7 forms effectively through air duct 3 with second gas adsorption pressure equalizing mechanism 8 When gas enters the first gas adsorption pressure equalizing mechanism 7 and the second gas adsorption pressure equalizing mechanism 8, the gas is enabled to achieve cyclic and repeated pressure equalizing to continuously generate oxygen with higher concentration, the lower sides of the first gas adsorption pressure equalizing mechanism 7 and the second gas adsorption pressure equalizing mechanism 8 are respectively provided with an air pipeline 3, the lower end of the air pipeline 3 is provided with an oxygen detection mechanism 9, the oxygen detection mechanism 9 is connected with a first air pump 6 through an air return pipeline 4, the oxygen detection mechanism 9 is connected with an air storage tank 10 through the air pipeline 3, the upper side of the air storage tank 10 is provided with a second air pump 11, the upper side of the second air pump 11 is provided with the air pipeline 3, the other end of the air pipeline 3 is provided with an oxygen regulating mechanism 5, and one side of the oxygen regulating mechanism 5, which is far away from the air pipeline 3, is provided with an air outlet pipeline 12, one side that protective cover 13 was kept away from to casing 1 is equipped with the trompil, and the trompil size is the same with pipeline 12 diameter size of giving vent to anger, 1 trompil department of casing is used for installing pipeline 12 of giving vent to anger, and pipeline 12 fixed mounting will give vent to anger through the hole site of 1 division of casing on casing 1.

The working principle is as follows: when the oxygen storage tank is used, air is sucked in through the air blower 16, the air is compressed by the air compression mechanism 2 and then enters the first air pump 6 through the air pipeline 3, the first air pump 6 conveys the air to the first air adsorption pressure equalizing mechanism 7 and the second air adsorption pressure equalizing mechanism 8, the air is enabled to achieve cyclic and repeated pressure equalization through the first air adsorption pressure equalizing mechanism 7 and the second air adsorption pressure equalizing mechanism 8, oxygen with high concentration is continuously generated, the oxygen detection mechanism 9 conveys the oxygen with high concentration to the air storage tank 10 for standby, the oxygen with low concentration is conveyed to the first air pump 6 through the air return pipeline 4, the first air pump 6 conveys the oxygen with low concentration to the first air adsorption pressure equalizing mechanism 7 and the second air adsorption pressure equalizing mechanism 8 for cyclic and repeated pressure equalization, when the oxygen is used, the oxygen in the air storage tank 10 enters the oxygen regulating mechanism 5 through the air pipeline 3 by the second air pump 11, the ration adjusted by the oxygen adjusting mechanism 5 is discharged from the gas outlet pipeline 12, so that the practicability of the equipment is improved, and the equipment has the advantages of simple structure, low energy consumption, low operation cost and high automation degree.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small-size pressure swing adsorption oxygenerator of adsorber inlet end voltage-sharing, includes casing (1), its characterized in that: the gas collection funnel (17) is arranged and installed inside the shell (1), a gas collection pipeline (18) is arranged and installed on one side of the gas collection funnel (17), a gas compression mechanism (2) is arranged and installed at one end, far away from the gas collection funnel (17), of the gas collection pipeline (18), an air pipeline (3) is arranged and installed on the lower side of the gas compression mechanism (2), a first air pump (6) is arranged and installed on the lower side of the air pipeline (3), the first air pump (6) is connected with the air pipeline (3) and an air return pipeline (4), the shaft end of the air pipeline (3) is respectively connected with a first gas adsorption pressure equalizing mechanism (7) and a second gas adsorption pressure equalizing mechanism (8), and the air pipelines (3) are arranged and installed on the lower sides of the first gas adsorption pressure equalizing mechanism (7) and the second gas adsorption pressure equalizing mechanism (8), oxygen detection mechanism (9) is installed in the lower extreme setting of air conduit (3), oxygen detection mechanism (9) are connected with first air pump (6) through air return pipe (4), oxygen detection mechanism (9) are connected with gas holder (10) through air conduit (3), second air pump (11) are installed in the upside setting of gas holder (10), air conduit (3) are installed in the upside setting of second air pump (11), the other end setting of air conduit (3) is connected with oxygen adjustment mechanism (5), one side that air conduit (3) were kept away from in oxygen adjustment mechanism (5) sets up installs pipeline (12) of giving vent to anger.

2. The small pressure swing adsorption oxygen-making device with pressure equalization of the air inlet end of the adsorber according to claim 1, characterized in that: two installation parts (15) are arranged on the inner wall of the gas collection funnel (17), and an air blower (16) is arranged on one side, opposite to the installation parts (15).

3. The small pressure swing adsorption oxygen-making device with pressure equalization of the air inlet end of the adsorber according to claim 1, characterized in that: one side of the gas collection funnel (17) far away from the gas collection pipeline (18) is provided with a protective cover (13) which is screwed through threads.

4. The small pressure swing adsorption oxygen generation device with pressure equalization at the air inlet end of the adsorber according to claim 3, characterized in that: the inside setting of protective cover (13) is installed screen cloth (14), screen cloth (14) are latticed.

5. The small pressure swing adsorption oxygen-making device with pressure equalization of the air inlet end of the adsorber according to claim 1, characterized in that: one side of the shell (1) far away from the air outlet pipeline (12) is provided with an opening, the size of the opening is the same as the diameter size of the gas collection funnel (17), and the opening of the shell (1) is used for installing the gas collection funnel (17).

6. The small pressure swing adsorption oxygen-making device with pressure equalization of the air inlet end of the adsorber according to claim 1, characterized in that: one side that protective cover (13) were kept away from in casing (1) is equipped with the trompil, and the trompil size is the same with pipeline (12) diameter size of a dimensions of giving vent to anger, casing (1) trompil department is used for installing pipeline (12) of giving vent to anger.

7. The small pressure swing adsorption oxygen-making device with pressure equalization of the air inlet end of the adsorber according to claim 1, characterized in that: the first gas adsorption pressure equalizing mechanism (7) and the second gas adsorption pressure equalizing mechanism (8) are effectively connected through an air pipeline (3).