CN219050857U

CN219050857U - Cooling, condensing and dehumidifying device for oxygenerator

Info

Publication number: CN219050857U
Application number: CN202320129304.2U
Authority: CN
Inventors: 马旭东; 王德欣; 郭韦超; 何通
Original assignee: Handan Dayan Air Separation Equipment Co ltd
Current assignee: Handan Dayan Air Separation Equipment Co ltd
Priority date: 2023-01-12
Filing date: 2023-01-12
Publication date: 2023-05-23
Anticipated expiration: 2033-01-12

Abstract

The utility model discloses a cooling, condensing and dehumidifying device for an oxygenerator, which comprises a shell and a condensing compressor, wherein a spiral plate is arranged in the shell, the spiral plate and the shell form a spiral channel, and a gap is arranged between the bottom of the spiral channel and the bottom of the shell; an air inlet communicated with the spiral channel is formed in the side wall of the shell, an air outlet communicated with the center of the spiral channel is formed in the center of the top of the shell, and a water outlet is formed in the bottom of the shell; the spiral channel is internally provided with a plurality of layers of condensing pipes which are arranged and used for conveying the refrigerant, and a plurality of first windage discs are arranged on the condensing pipes. Through setting up spiral passageway, the stroke of multiplicable air in the casing for the air is fully with the condenser pipe contact, through installing first windage dish on the condenser pipe, can play the effect that blocks the air in order to reduce the air velocity of flow, increase the time that the air flows in spiral passageway, make the air fully with the condenser pipe contact, carry out condensation cooling, improve air pretreatment effect.

Description

Cooling, condensing and dehumidifying device for oxygenerator

Technical Field

The utility model relates to the technical field of industrial oxygen production equipment, in particular to a cooling, condensing and dehumidifying device for an oxygen generator.

Background

The industrial oxygen production is to prepare a large amount of oxygen by utilizing an air separation method, the sources of raw materials are wide, the physical properties of substances are utilized, and the oxygen preparation cost can be reduced. At present, the industrial oxygenerator is mostly arranged in a deep forest mountain area with better environment and higher oxygen concentration, and the industrial oxygenerator primarily removes water vapor in air in the operation process, because the water vapor content in the mountain area is larger, when general precooling dehumidification equipment condenses and dehumidifies, the air stays for a short time when passing through a precooling machine set, the contact area between the air and a cooling part of the precooling machine set is smaller, so that the precooling of compressed air is incomplete, and the water vapor in the air needs to be removed for many times to reach the standard humidity air required by oxygen production.

The foregoing is not necessarily a prior art, and falls within the technical scope of the inventors.

Disclosure of Invention

Accordingly, it is necessary to provide a cooling, condensing and dehumidifying device for an oxygen generator in order to solve the above-described problems.

In order to achieve the above purpose, the utility model provides a cooling, condensing and dehumidifying device for an oxygenerator, which comprises a shell, wherein a spiral plate is arranged in the shell, the spiral plate and the shell form a spiral channel, and a gap is arranged between the bottom of the spiral channel and the bottom of the shell; an air inlet communicated with the spiral channel is formed in the side wall of the shell, an air outlet communicated with the center of the spiral channel is formed in the center of the top of the shell, and a water outlet is formed in the bottom of the shell; the spiral channel is internally provided with a plurality of layers of condensing pipes which are arranged and used for conveying refrigerants, the condensing pipes are arranged along the spiral track of the spiral channel, and a plurality of first windage discs are arranged on the condensing pipes.

Preferably, the condensing device further comprises a condensing compressor, an outlet of the condensing compressor is connected with a liquid outlet pipe, an inlet of the condensing compressor is connected with a liquid inlet pipe, an input end of the condensing pipe is communicated with the liquid outlet pipe, and an output end of the condensing pipe is communicated with the liquid inlet pipe.

Preferably, the liquid outlet pipe is located outside the spiral channel, the liquid inlet pipe is located at the center of the spiral channel, and the input end of the liquid inlet pipe and the output end of the liquid outlet pipe extend out of the shell to be connected with the condensing compressor.

Preferably, a plurality of second windage trays are arranged on the liquid outlet pipe, the second windage trays are in cone-shaped structures, the bottom diameter of each second windage tray is larger than the top diameter of each second windage tray, and the bottoms of the second windage trays are in open structures.

Preferably, the casing is provided with a bottom surface with a concave bottom, the lowest point of the bottom surface is positioned right below the center of the spiral channel, the water outlet is arranged at the lowest point of the bottom surface, and the water outlet is provided with a valve.

Preferably, at least a part of the first windage discs on the condensation pipes of each layer are vertically distributed on a section of the spiral channel.

Preferably, the first wind resistance disc is in a cone structure.

Preferably, the shell is cylindrical, and the bottom of the shell is fixed with the supporting legs.

Compared with the prior art, the technical scheme has the following beneficial effects:

by arranging the spiral channel, the travel of air in the shell can be increased, so that the air is fully contacted with the condensing tube to be condensed and cooled, the water vapor content and the air temperature in the output air are reduced, and the air pretreatment effect is improved;

the first wind resistance disc is arranged on the condensing pipe, so that the effect of blocking air to reduce the air flow speed can be achieved, the flowing time of the air in the spiral channel is increased, the air is fully contacted with the condensing pipe, condensation cooling is carried out, and the air pretreatment effect is improved;

by arranging a gap between the bottom of the spiral channel and the bottom of the shell, condensed water can flow to the bottom of the shell conveniently, and can accumulate at the lowest point of the bottom surface under the action of gravity;

through installing a plurality of second windage dishes on the drain pipe, can reduce the flow rate of the air of part by the direct entering spiral passageway center in clearance, improve the area of contact of this part of air and cooling material, increase the time that the air flows in spiral passageway for the air fully contacts with second windage dish, drain pipe, carries out condensation cooling, reduces the steam content and the air temperature in the output air, improves the air pretreatment effect.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

in the figure, 1, a shell; 2. a spiral plate; 3. a spiral channel; 4. a gap; 5. an air inlet; 6. an air outlet; 7. a water outlet; 8. a condensing tube; 9. a first windage tray; 10. condensing the compressor; 11. a liquid outlet pipe; 12. a liquid inlet pipe; 13. a second windage tray; 14. a valve; 15. and (5) supporting legs.

Description of the embodiments

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

Referring to fig. 1 and 2, the embodiment of the application provides a cooling, condensing and dehumidifying device for an oxygen generator, which comprises a casing 1, wherein a spiral plate 2 is arranged in the casing 1, the spiral plate 2 and the casing 1 enclose a spiral channel 3, the spiral channel 3 can increase the travel of air in the casing 1, a gap 4 of about 1mm is arranged between the bottom of the spiral channel 3 and the bottom of the casing 1, and the gap is far smaller than the width of the spiral channel 3 and can allow condensed water and a small part of air to pass through; an air inlet 5 communicated with the spiral channel 3 is arranged on the side wall of the casing 1, an air outlet 6 communicated with the center of the spiral channel 3 is arranged in the center of the top of the casing 1, and a water outlet 7 is arranged at the bottom of the casing 1; the condenser pipe 8 that is used for carrying the refrigerant that is equipped with the multilayer and arranges in the spiral passageway 3, and condenser pipe 8 sets up along the spiral orbit of spiral passageway 3, installs a plurality of first windage dish 9 on the condenser pipe 8, and in this embodiment, it installs 12 first windage dish 9 to set up on every condenser pipe 8, and first windage dish 9 can play the effect that blocks the air in order to reduce the air velocity of flow, increases the time that the air flows in spiral passageway 3.

Air enters the shell 1 and the spiral channel 3 through the air inlet 5, the spiral channel 3 can increase the travel of the air in the shell 1, the first wind resistance disc 9 blocks the air, the air flow speed is reduced, the flowing time of the air in the spiral channel 3 is increased, the air is fully contacted with the condensing tube 8, and condensation cooling is carried out; moisture in the air condenses on the condensing tube 8 and the first windage tray 9, flows downwards under gravity, flows in from the gap 4 and accumulates at the bottom of the casing 1; finally, the air after cooling, condensing and dehumidifying is discharged from the air outlet 6.

In this embodiment, in order to circularly convey the refrigerant to the condensation pipe 8, the condensing compressor further comprises a condensation compressor 10, an outlet of the condensation compressor 10 is connected with a liquid outlet pipe 11, an inlet of the condensation compressor 10 is connected with a liquid inlet pipe 12, an input end of the condensation pipe 8 is communicated with the liquid outlet pipe 11, and an output end of the condensation pipe 8 is communicated with the liquid inlet pipe 12. The condensing compressor 10 conveys the cooled refrigerant to the liquid outlet pipe 11, the liquid outlet pipe 11 conveys the cooled refrigerant to each condensing pipe 8, the refrigerant in the condensing pipe 8 fully exchanges heat with air after passing through the spiral path of the condensing pipe 8, and finally flows into the liquid inlet pipe 12, and the liquid inlet pipe 12 conveys the refrigerant after heat exchange into the condensing compressor 10 for cooling again.

In this embodiment, the liquid outlet pipe 11 is disposed outside the spiral channel 3, the liquid inlet pipe 12 is disposed at the center of the spiral channel 3, and the input end of the liquid inlet pipe 12 and the output end of the liquid outlet pipe 11 both extend out of the casing 1 to be connected with the condensation compressor 10. In order to make the structure more compact, the output end of the liquid inlet pipe 12 passes through the air outlet 6 and then is connected with the inlet of the condensing compressor 10.

In this embodiment, since a small portion of air directly enters the center of the spiral channel 3 through the gap 4 and is discharged through the air outlet 6, in order to reduce the flow velocity of the air and improve the contact area between the air and the cooling material, a plurality of second windage discs 13 are installed on the liquid outlet pipe 11, the second windage discs 13 are in a cone structure, the diameter of the bottom of each second windage disc 13 is larger than the diameter of the top of each second windage disc, and the bottom of each second windage disc 13 is in an open structure. When the air directly entering the center of the spiral channel 3 from the gap 4 flows towards the air outlet 6, the air can be contacted with the second wind resistance disc 13, the second wind resistance disc 13 blocks the air, the air flow speed is reduced, the flowing time of the air in the spiral channel 3 is increased, the air is fully contacted with the second wind resistance disc 13 and the liquid outlet pipe 11, the condensation cooling is carried out, and the integral dryness of the air is improved.

In this embodiment, in order to facilitate drainage of condensed water accumulated at the bottom of the casing 1, the casing 1 is provided with a bottom surface having a concave bottom, the lowest point of the bottom surface is located directly below the center of the spiral passage 3, the drain port 7 is provided at the lowest point of the bottom surface, and the valve 14 is installed at the drain port 7. Under the action of gravity, condensed water is accumulated at the lowest point of the bottom surface, and the condensed water can be discharged from the drain port 7 by opening the valve 14.

In this embodiment, since the condensation duct 8 is distributed in multiple layers, at least a portion of the first windage tray 9 on the condensation duct 8 disposed in each layer is vertically distributed on a section of the spiral channel 3 in order to maximize the reduction of the air flow rate. By arranging the first windage discs 9 in a vertical distribution, the first windage discs 9 can be combined in a certain cross-section area of the spiral channel 3 to form a windage wall with the largest area, thereby maximally reducing the air flow velocity in the spiral channel 3.

In this embodiment, to block air, the first windage tray 9 is provided in a cone structure. In other embodiments, the first wind resistance disc 9 may be configured in a circular or rectangular structure. The condensed water on the first windage tray 9 can smoothly drop on the bottom of the casing 1, and cannot accumulate on the first windage tray 9.

In the present embodiment, in order to facilitate the installation of the spiral plate 2 in the casing 1 while simplifying the floor area of the casing 1, the casing 1 is provided in a cylindrical shape; to support the housing 1, a leg 15 is fixed to the bottom of the housing 1.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Claims

1. The cooling, condensing and dehumidifying device for the oxygenerator comprises a machine shell (1) and is characterized in that a spiral plate (2) is arranged in the machine shell (1), the spiral plate (2) and the machine shell (1) enclose a spiral channel (3), and a gap (4) is formed between the bottom of the spiral channel (3) and the bottom of the machine shell (1); an air inlet (5) communicated with the spiral channel (3) is formed in the side wall of the casing (1), an air outlet (6) communicated with the center of the spiral channel (3) is formed in the center of the top of the casing (1), and a water outlet (7) is formed in the bottom of the casing (1); the spiral channel (3) is internally provided with a plurality of layers of condensing pipes (8) which are arranged and used for conveying refrigerants, the condensing pipes (8) are arranged along the spiral track of the spiral channel (3), and a plurality of first windage discs (9) are arranged on the condensing pipes (8).

2. The cooling, condensing and dehumidifying device for an oxygen generator according to claim 1, further comprising a condensing compressor (10), wherein an outlet of the condensing compressor (10) is connected with a liquid outlet pipe (11), an inlet of the condensing compressor (10) is connected with a liquid inlet pipe (12), an input end of the condensing pipe (8) is communicated with the liquid outlet pipe (11), and an output end of the condensing pipe (8) is communicated with the liquid inlet pipe (12).

3. The cooling, condensing and dehumidifying device for an oxygen generator according to claim 2, wherein the liquid outlet pipe (11) is located at the outer side of the spiral channel (3), the liquid inlet pipe (12) is located at the center of the spiral channel (3), and the input end of the liquid inlet pipe (12) and the output end of the liquid outlet pipe (11) extend out of the casing (1) to be connected with the condensing compressor (10).

4. The cooling, condensing and dehumidifying device for an oxygen generator according to claim 3, wherein a plurality of second windage discs (13) are installed on the liquid outlet pipe (11), the second windage discs (13) are in cone-shaped structures, the diameter of the bottoms of the second windage discs (13) is larger than the diameter of the bottoms of the tops of the windage discs, and the bottoms of the second windage discs (13) are in open structures.

5. The cooling, condensing and dehumidifying device for an oxygenerator according to claim 1, wherein the casing (1) has a bottom surface with a concave bottom, the lowest point of the bottom surface is located right below the center of the spiral channel (3), the water outlet (7) is arranged at the lowest point of the bottom surface, and the valve (14) is installed at the water outlet (7).

6. The cooling, condensing and dehumidifying device for oxygenerator according to claim 1, characterized in that at least a part of the first windage discs (9) on the condensing tubes (8) of each layer are vertically distributed on a section of the spiral channel (3).

7. The cooling, condensing and dehumidifying device for an oxygen generator according to claim 1, wherein the first wind resistance disc (9) is in a cone-shaped structure.

8. The cooling, condensing and dehumidifying device for an oxygenerator according to claim 1, wherein the housing (1) is cylindrical, and the bottom of the housing (1) is fixed with a supporting leg (15).