CN216554287U

CN216554287U - Cooling device and oxygenerator

Info

Publication number: CN216554287U
Application number: CN202122839195.7U
Authority: CN
Inventors: 林锡润; 张元博
Original assignee: Huaoxygen Gas Technology Guangzhou Co ltd
Current assignee: Oxygen Butler Technology Guangzhou Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-05-17
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses a cooling device and an oxygenerator, wherein the cooling device comprises a shell, a compressor and a first fan, the shell is provided with an inner cavity, the shell is provided with an air inlet communicated with the inner cavity, the shell is also provided with a sprayer, and the sprayer is used for being connected with a water outlet of the oxygenerator; the compressor is arranged in the inner cavity, the spraying direction of the sprayer faces the compressor, the air inlet of the compressor is communicated with the outside of the shell, and the compressor is used for compressing air; first fan is installed in the casing, and first fan is used for discharging the outside of casing with the air in the casing. The utility model utilizes the drainage of the oxygen generator to spray on the compressor, realizes the cooling of the compressor, has good cooling effect, effectively reduces the energy consumption of the compressor and further reduces the power consumption.

Description

Cooling device and oxygenerator

Technical Field

The utility model relates to the technical field of oxygen generators, in particular to a cooling device and an oxygen generator.

Background

The oxygen generator is a kind of machine for producing oxygen, and its principle is that it utilizes air separation technology, so that at present, it can be extensively used in industry and life. During the process of oxygen production of the oxygen generator, the compressor generates a large amount of heat, however, under a high-temperature environment, the energy consumption of the compressor is obviously increased, and the power consumption is increased. In the related art, the compressor is cooled only by the fan, so that the cooling effect is poor and the requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the cooling device provided by the utility model has a good cooling effect on the compressor, and effectively reduces the energy consumption of the compressor, thereby reducing the power consumption.

The utility model also comprises an oxygen generator with the cooling device.

According to an embodiment of the first aspect of the utility model, a cooling device comprises: the shell is provided with an inner cavity, an air inlet communicated with the inner cavity is formed in the shell, and the shell is also provided with a sprayer which is used for being connected with a water outlet of the oxygen generator; the compressor is arranged in the inner cavity, the spraying direction of the sprayer faces the compressor, the air inlet of the compressor is communicated with the outside of the shell, and the compressor is used for compressing air; the first fan is arranged on the shell and used for discharging air in the shell to the outside of the shell.

The technical scheme at least has the following beneficial effects: utilize the drainage of oxygenerator self (like the comdenstion water) to spray the compressor, water is at the surface evaporation heat absorption of compressor and forms vapor, thereby realize the cooling to the compressor, and effectively utilize oxygenerator exhaust comdenstion water, and simultaneously, outside air gets into the inner chamber with higher speed from the air intake, and discharge to the outside by first fan, thereby form the wind that lasts the flow and take away the heat of inner chamber fast, and then realize the dual cooling to the compressor, cooling effect is good, effectively reduce the energy consumption of compressor, reduce power consumption.

According to some embodiments of the utility model, at least two sprayers are arranged, one sprayer is used for being connected with the water outlet of the water filter, and the other sprayer is used for being connected with the water outlet of the drying pipe.

According to some embodiments of the utility model, a drain valve is connected to the sprayer for controlling spraying.

According to some embodiments of the utility model, the housing is further provided with an air nozzle, the injection direction of the air nozzle faces towards the compressor, and the air nozzle is used for being connected with a nitrogen gas exhaust port of the oxygen generator.

According to some embodiments of the utility model, the at least two gas nozzles are provided, and at least two gas nozzles are respectively used for connecting with two nitrogen gas exhaust ports of the molecular sieve.

According to some embodiments of the utility model, the air nozzle is provided with a muffler.

According to some embodiments of the utility model, the air nozzle and the shower are located on opposite sides of the first fan.

According to some embodiments of the utility model, the air nozzle and the sprayer are located at a top of the housing and the first fan is located at a bottom of the housing.

According to some embodiments of the utility model, the air conditioner further comprises a second fan mounted at the air inlet, the second fan being configured to draw air from outside the housing into the housing.

An oxygen generator according to a second aspect of the present invention comprises the cooling device of the first aspect.

The technical scheme at least has the following beneficial effects: the oxygenerator adopts above-mentioned heat sink, utilize the drainage (like the comdenstion water) of oxygenerator self to spray the compressor, water is at the surface evaporation heat absorption of compressor and form vapor, thereby realize the cooling to the compressor, and effectively utilize oxygenerator exhaust comdenstion water, and simultaneously, outside air gets into the inner chamber from the air intake with higher speed, and discharge to the outside by first fan, thereby form the wind that lasts the flow and take away the heat of inner chamber fast, and then realize the dual cooling to the compressor, the cooling is effectual, effectively reduce the energy consumption of compressor, reduce power consumption.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a first perspective structure of an oxygen generator according to an embodiment of the present invention;

FIG. 2 is a schematic view of a second perspective structure of the oxygen generator according to the embodiment of the present invention;

FIG. 3 is a schematic structural view of a hidden part of a housing in an oxygen generator according to an embodiment of the utility model;

fig. 4 is a schematic structural diagram of a housing in an embodiment of the utility model.

Reference numerals:

a housing 100; an inner cavity 110; an air inlet 120; an air outlet 130; a sprayer 140; a drain valve 150; an air nozzle 160; a muffler 170; a nitrogen gas pipe 180;

a compressor 200; an intake pipe 210; an outlet pipe 220;

a first fan 300;

a condenser 400;

a water filter 500; a first water collection cup 510; a first drain port 520;

a drying duct 600; a second water collection cup 610; a second drain port 620;

a molecular sieve 700; a gas tank 710; nitrogen vent 720.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 3, the oxygen generator of the present invention includes a housing 100, a compressor 200, a condenser 400, a water filter 500, a drying pipe 600 and a molecular sieve 700, the housing 100 has an inner cavity 110, the compressor 200 is mounted in the inner cavity 110 of the housing 100, and the condenser 400, the water filter 500, the drying pipe 600 and the molecular sieve 700 are all mounted on the outer side of the housing 100, wherein an air inlet of the compressor 200 is connected with an air inlet pipe 210, the air inlet pipe 210 extends to the outside of the housing 100 so that the compressor 200 can suck air outside the housing 100 and produce compressed air, and generally, the air inlet pipe 210 is connected with an air filter to filter particulate matters and the like in the air to avoid damaging the compressor 200.

Referring to fig. 1 to 3, it can be understood that an air outlet 220 is connected to an air outlet of the compressor 200, the air outlet 220 extends to the outside of the casing 100 and is connected to a condenser 400, the condenser 400 is used for cooling the compressed air to separate out moisture in the compressed air, i.e., condensed water, the condenser 400 is connected to a water filter 500 through an air pipe, the water filter 500 is used for filtering most of the moisture in the compressed air, i.e., separating the condensed water from the compressed air, the water filter 500 is further connected to a drying pipe 600, generally, the drying pipe 600 is filled with a drying agent, e.g., alumina, and the compressed air passes through the drying agent from bottom to top to sufficiently adsorb the moisture in the compressed air, the drying pipe 600 is connected to a molecular sieve 700 to introduce the dried compressed air into the molecular sieve 700, and the molecular sieve 700 is used for separating nitrogen from the compressed air to obtain oxygen. Through the dual drying effect of water filter 500 and drying tube 600, the dryness of the compressed air entering molecular sieve 700 meets the requirement, avoids the damage to molecular sieve 700 caused by the moisture in the compressed air, and effectively delays the service lives of molecular sieve 700 and the oxygenerator.

Referring to fig. 1 to 4, a first aspect of the present invention provides a cooling device, which includes the above-mentioned housing 100 and a compressor 200, and further includes a first fan 300, an air inlet 120 communicated with the inner cavity 110 is disposed at the top of the housing 100, an air outlet 130 communicated with the inner cavity 110 is disposed at the bottom of the housing 100, the compressor 200 is located between the air inlet 120 and the air outlet 130, the first fan 300 is installed at the air outlet 130, and an air outlet end of the first fan 300 faces the outside of the housing 100, so that air in the inner cavity 110 is discharged to the outside of the housing 100 at an accelerated speed to take away heat. Therefore, when the first fan 300 is started, air outside the housing 100 enters the inner cavity 110 from the air inlet 120 and is discharged from the air outlet 130, so that continuously flowing air is formed in the inner cavity 110 to take away heat of the compressor 200, thereby cooling the compressor 200. The air current gets into inner chamber 110 from the top of casing 100 to discharge from the bottom of casing 100, make the air inlet keep away from the air-out, can avoid the air current short circuit, in order to guarantee the cooling effect, and air exhaust downwards, can avoid hot-blast to blow to user, safe and reliable.

Referring to fig. 1 to 4, it can be understood that a shower 140 is disposed at the top of the casing 100, the shower 140 is connected to a drain of the oxygen generator itself, for example, connected to a drain of the water filter 500, or connected to a drain of the drying pipe 600, a spraying direction of the shower 140 faces the compressor 200, that is, a spraying direction of the shower 140 faces downward, so that condensed water discharged from the oxygen generator itself can be sprayed on the compressor 200, and the condensed water evaporates and absorbs heat on the surface of the compressor 200, thereby further cooling the compressor 200.

It can be understood that the cooling device further includes a second fan (not shown in the figure), the second fan is installed at the air inlet 120, and an air inlet end of the second fan faces the outside of the casing 100, and the second fan can suck the air outside the casing into the casing 100, so that the air outside the casing 100 is accelerated to enter the casing 100, so as to exchange heat with the compressor 200 quickly, and thus the cooling of the compressor 200 is achieved.

In the working process of the oxygen generator, the compressor 200 generates a large amount of heat in the process of preparing compressed air, on one hand, the second fan accelerates the external air from the air inlet 120 to enter the inner cavity 110 so as to enable the air to rapidly exchange heat with the compressor 200, and the first fan 300 enables the air in the inner cavity 110 to be rapidly discharged from the air outlet 130 to the outside so as to enable continuous flowing air to be formed in the inner cavity 110, and the flow rate of the air can be increased, thereby rapidly taking away the heat generated by the compressor 200 so as to reduce the temperature of the compressor 200, on the other hand, the sprayer 140 sprays the condensed water generated in the oxygen generating process of the oxygen generator on the surface of the compressor 200, the water evaporates on the surface of the compressor 200 to absorb heat and form water vapor, the water vapor is rapidly discharged to the outside of the shell 100 along with the air, thereby rapidly further cooling the compressor 200 is realized, and the condensed water discharged by the oxygen generator is effectively utilized, accord with the environmental protection theory, and then realize the dual cooling to compressor 200, the cooling is effectual, effectively reduces compressor 200's energy consumption, reduces power consumption.

Referring to fig. 1 and 2, it can be understood that at least two sprayers 140, particularly, two sprayers 140 are provided at the top of the housing 100, and in general, a first water collecting cup 510 for collecting condensed water is provided at the bottom of the water filter 500, and the first water collecting cup 510 is provided with a first drain port 520, wherein one sprayer 140 is connected to the first drain port 520 through a water pipe. The bottom of the drying duct 600 is provided with a second water collecting cup 610 for collecting condensed water, the second water collecting cup 610 is provided with a second water discharge port 620, and the other shower 140 is connected to the second water discharge port 620 through a water pipe. Thereby increasing the spraying amount of the condensed water to improve the cooling efficiency of the compressor 200 and further improving the utilization rate of the condensed water discharged by the oxygen generator.

Referring to fig. 2, it can be understood that the two showers 140 are connected to the drain valves 150, the drain valves 150 may be manual valves or electromagnetic valves, where the drain valves 150 are electromagnetic valves, generally speaking, the electromagnetic valves are connected to a controller (not shown in the figure), and the controller, such as a circuit board, a control box, etc., controls the opening and closing of the electromagnetic valves according to the amount of the condensed water generated by the controller, so that the manual operation is not required, and the shower operation is conveniently controlled.

Referring to fig. 1 and 2, it can be understood that the top of the housing 100 is further provided with an air nozzle 160, specifically, two air nozzles 160, the injection direction of the air nozzle 160 is toward the compressor 200, that is, the injection direction of the air nozzle 160 is toward the lower side, in general, the molecular sieve 700 has two air tanks 710, and both air tanks 710 are provided with a nitrogen gas exhaust port 720 to exhaust nitrogen gas separated from the molecular sieve 700 and obtain high purity oxygen gas. The two air nozzles 160 are connected to two nitrogen gas exhaust ports 720 through nitrogen gas pipes 180, respectively, and the two air nozzles 160 inject nitrogen gas toward the compressor 200, respectively. It can be understood that the temperature of the nitrogen separated from the molecular sieve 700 is close to normal temperature, that is, the temperature of the air outside the shell 100 is close to normal temperature, the nitrogen sprayed to the compressor 200 can exchange heat with the compressor 200 to absorb the heat generated by the compressor 200, and the nitrogen is discharged to the outside of the shell 100 from the air outlet, thereby taking away the heat generated by the compressor 200, further cooling the compressor 200 is realized, the cooling effect is further improved, the energy consumption of the compressor 200 is effectively reduced, the power consumption is reduced, the nitrogen separated from the molecular sieve 700 is effectively utilized, and the environmental protection concept is met.

Referring to fig. 1, it can be understood that since the nitrogen gas ejected from the air nozzle 160 has a fast flow rate, a loud noise is generated, and the use feeling of the user is seriously affected, the silencer 170 is installed on the air nozzle 160 to reduce the noise generated when the nitrogen gas is ejected, and improve the experience of the user.

Referring to fig. 1, it can be understood that the air nozzle 160 and the shower 140 are installed at the top of the housing 100, i.e., at the same side wall of the housing 100, so as to be easily assembled or disassembled for replacement, and of course, the air nozzle 160 and the shower 140 may be installed at the same time on one side wall of the housing 100.

Referring to fig. 3, it can be understood that, since the air nozzle 160 and the sprayer 140 are both installed at the top of the housing 100, and the first fan 300 is installed at the bottom of the housing 100, that is, the air nozzle 160 and the sprayer 140 are both located at opposite sides of the first fan 300, that is, the air nozzle 160 and the sprayer 140 are both at a greater distance from the first fan 300, so that the nitrogen gas sprayed by the air nozzle 160 is fully heat-exchanged with the compressor 200 and is then discharged to the outside of the housing 100 through the first fan 300, and similarly, after the condensed water sprayed by the sprayer 140 is fully heat-exchanged with the compressor 200 and is converted into water vapor, the water vapor is discharged to the outside of the housing 100 through the first fan 300, thereby effectively improving the cooling effect of the compressor 200 by the nitrogen gas and the condensed water, and improving the utilization efficiency of the nitrogen gas and the condensed water.

Referring to fig. 3, it can be understood that, since the air nozzle 160 and the shower 140 are located at the top of the housing 100 and the first fan 300 is located at the bottom of the housing 100, the first fan 300 discharges high-temperature nitrogen gas and high-temperature water vapor downward, thereby preventing the high-temperature nitrogen gas and the high-temperature water vapor from blowing to a user, and being safe and reliable.

The second aspect of the present invention provides an oxygen generator, including the cooling device of the first aspect, the oxygen generator employs the cooling device, the condensed water discharged from the oxygen generator is utilized to spray on the compressor 200, and the nitrogen separated from the molecular sieve 700 is sprayed to the compressor 200, the condensed water evaporates and absorbs heat on the surface of the compressor 200 to form water vapor, the nitrogen exchanges heat with the compressor 200 to absorb heat of the compressor 200, thereby cooling the compressor 200, and effectively utilizing the condensed water discharged from the oxygen generator and the separated nitrogen, which conforms to the environmental protection concept, meanwhile, the external air enters the inner cavity 110 from the air inlet 120 and is discharged to the outside by the first fan 300, thereby forming continuously flowing air and taking away heat of the inner cavity 110, synchronously taking away high temperature water vapor and high temperature nitrogen in the inner cavity 110, thereby achieving multiple cooling of the compressor 200, the cooling effect is good, the energy consumption of the compressor 200 is effectively reduced, and the power consumption is reduced, namely the power consumption of the oxygen generator is reduced.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A cooling device, comprising:

the shell is provided with an inner cavity, an air inlet communicated with the inner cavity is formed in the shell, and the shell is also provided with a sprayer which is used for being connected with a water outlet of the oxygen generator;

the compressor is arranged in the inner cavity, the spraying direction of the sprayer faces the compressor, the air inlet of the compressor is communicated with the outside of the shell, and the compressor is used for compressing air;

the first fan is arranged on the shell and used for discharging air in the shell to the outside of the shell.

2. A cooling device according to claim 1, wherein: the number of the sprayers is at least two, one sprayer is used for being connected with a water outlet of the water filter, and the other sprayer is used for being connected with a water outlet of the drying pipe.

3. A cooling device according to claim 2, wherein: the sprayer is connected with a drain valve, and the drain valve is used for controlling spraying.

4. A cooling device according to claim 1, wherein: the shell is further provided with an air nozzle, the injection direction of the air nozzle faces the compressor, and the air nozzle is used for being connected with a nitrogen exhaust port of the oxygen generator.

5. A cooling device according to claim 4, wherein: the gas nozzles are at least two, and the at least two gas nozzles are respectively used for being connected with two nitrogen gas exhaust ports of the molecular sieve.

6. A cooling device according to claim 4 or 5, wherein: the air nozzle is provided with a silencer.

7. A cooling device according to claim 4, wherein: the air nozzle and the sprayer are both positioned on the opposite side of the first fan.

8. A cooling device according to claim 7, wherein: the air nozzle and the sprayer are positioned at the top of the shell, and the first fan is positioned at the bottom of the shell.

9. A cooling device according to claim 1, wherein: the air conditioner further comprises a second fan, wherein the second fan is installed at the air inlet, and the second fan is used for sucking air outside the shell into the shell.

10. Oxygenerator, its characterized in that: a cooling device comprising as claimed in any one of claims 1 to 9.