Condensation and evaporation device for liquid oxygen preparation

Abstract

The utility model belongs to the technical field of liquid oxygen preparation devices, in particular to a liquid oxygen preparation condensation and evaporation device, which comprises a box body, a shutter arranged on the box body and a fan arranged on the box body, and is characterized in that a water pump is arranged on one side of the box body, a water conveying pipe is arranged at the output end of the water pump, a water collecting plate is arranged in the box body, and a spraying pipe is arranged in the box body. Through the arrangement of the water collecting plate, the outer frame, the blocking plate and the water insulation wool, water vapor passes through the water collecting plate and makes contact with flowing air and attached to water vapor in the water collecting plate through the blocking plate in the water collecting plate, so that the water vapor blocking effect is achieved, and the water insulation wool further improves the water vapor blocking effect in the air; the spray head at the bottom of the spray pipe can uniformly spray water downwards to be in contact with the outer side of the condensing coil and penetrate through and be in contact with the inner wall of the water passing short pipe, so that the medium in the condensing coil is further cooled, the contact area of the spray water and the condensing coil is increased, and the condensing efficiency of the medium in the condensing coil is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid oxygen preparation devices, in particular to a liquid oxygen preparation condensation and evaporation device. Background Art

[0002] Liquid oxygen is the form of oxygen in liquid state. It has important applications in aerospace, submarines and gas industries. Liquid oxygen is a light blue liquid. The preparation process of liquid oxygen mainly includes the following steps: compressed air, condensation, steam cooling, diffusion and finally adsorption to remove other impurities to obtain high-concentration oxygen and analysis. The high-concentration oxygen is heated and analyzed into oxygen molecules, which are then cooled to obtain high-purity liquid oxygen. During the preparation process, different processing steps require different processing equipment.

[0003] The prior art has the following problems:

[0004] 1. When the existing liquid oxygen preparation condensation and evaporation device is performing heat exchange, the structure of the water collector is generally simple. When the exhaust volume is large, the interception effect of the water collector naturally decreases, and the humid water vapor will affect the normal operation of the fan;

[0005] 2. In the existing liquid oxygen preparation condensation and evaporation device, the water sprayed from the spray pipe only contacts the outer side of the condensation coil when contacting the condensation coil. The contact rate can be improved, and the condensation effect of the medium flowing in the condensation coil can be further increased. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a liquid oxygen preparation condensation and evaporation device, which solves the current problem that when heat exchange is carried out, the structure of the water collector is generally simple, and when the exhaust volume is large, the interception effect of the water collector naturally decreases, and the humid water vapor will affect the normal operation of the fan. When the water sprayed from the spray pipe contacts the condensation coil, it only contacts the outside of the condensation coil, and the contact rate can be improved. The condensation effect on the medium circulating in the condensation coil can be further increased.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a liquid oxygen preparation condensation evaporation device, comprising a box body, a shutter is provided on the box body, a fan is provided on the box body, a water pump is provided on one side of the box body, a water delivery pipe is provided at the output end of the water pump, a water collecting plate is provided in the box body, a spray pipe is provided in the box body, a condensation coil is provided in the box body below the spray pipe, an air inlet is provided at one end of the condensation coil, and a liquid outlet is provided at the other end of the condensation coil;

[0008] The water collecting plate is specifically composed of an outer frame, a baffle plate and water-isolating hairs. The baffle plate is arranged inside the outer frame, and water-isolating hairs are arranged between the baffle plates.

[0009] The condensing coil comprises an opening and a short water pipe. The condensing coil is provided with an opening, and the short water pipe is arranged in the opening.

[0010] As a preferred technical solution of the utility model: the shutters are eight groups in total and are respectively located on the four sides of the box body, the fans are fixedly installed on the top of the box body and are electrically connected to the external power supply, and the fans are two groups in total.

[0011] As a preferred technical solution of the utility model: one end of the water delivery pipe extends into the box body to communicate with and be fixed to the input end of the spray pipe, and the other end of the water delivery pipe is fixedly connected to the output end of the water pump.

[0012] As a preferred technical solution of the utility model: the input end of the water pump extends into the box body, the water pump is electrically connected to an external power supply, and the water collecting plate is fixedly installed at an upper position inside the box body.

[0013] As a preferred technical solution of the utility model: there are several groups of baffles, which are fixedly installed inside the outer frame at equal intervals, and water-proof hairs are arranged between adjacent baffles, and the water-proof hairs are specifically made of PVC material.

[0014] As a preferred technical solution of the utility model: a spray head is provided at the bottom of the spray pipe, and the spray pipe is fixedly installed on the box body and is located below the water collecting plate.

[0015] As a preferred technical solution of the utility model: the openings are arranged in a plurality of groups and are equidistantly arranged on the condensing coil, the short water pipe is fixedly installed in the opening, the short water pipe and the opening are sealed, and both ends of the condensing coil extend out of the box to form an air inlet and a liquid outlet.

[0016] Compared with the prior art, the utility model provides a liquid oxygen preparation condensation evaporation device, which has the following beneficial effects:

[0017] 1. A liquid oxygen preparation condensation and evaporation device is provided with a water collecting plate, an outer frame, a baffle plate, and water-proof wool. When the fan is started, air is discharged outwardly. At the same time, outside air continuously enters the box through the louver. During the air discharge process, water vapor passes through the water collecting plate and contacts the flowing air through the baffle plate in the water collecting plate, and the water vapor attached therein is achieved to block the water vapor. The water-proof wool will further enhance the water vapor blocking effect in the air without affecting the normal discharge of the air.

[0018] 2. A liquid oxygen preparation condensation and evaporation device is provided with a condensation coil, an opening, and a short water pipe. The spray pipe can spray downward evenly from the nozzle at the bottom. The sprayed water will fall to the bottom of the box and land on the bottom of the box. In the process, the sprayed water mist contacts the outside of the condensation coil to cool the medium flowing through the condensation coil. At the same time, the sprayed water will also pass through and contact the inner wall of the short water pipe to further cool the medium in the condensation coil, thereby increasing the contact area between the spray water and the condensation coil, thereby increasing the condensation efficiency of the medium in the condensation coil. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of the box of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the water collecting plate of the utility model;

[0022] Figure 4 This is a schematic diagram of the placement of water-blocking wool in the utility model;

[0023] Figure 5 This is a schematic diagram of the condensing coil structure of the utility model.

[0024] In the figure: 1. box body; 2. shutter; 3. fan; 4. water pump; 5. water pipe; 6. water collecting plate; 601. outer frame; 602. baffle plate; 603. water-proofing wool; 7. spray pipe; 8. condensing coil; 801. opening; 802. short water pipe; 9. air inlet; 10. liquid outlet. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5In this embodiment: a liquid oxygen preparation condensation evaporation device comprises a box body 1, a shutter 2 is arranged on the box body 1, and the shutter 2 can ensure the circulation of air in the box body 1, a fan 3 is arranged on the box body 1, a water pump 4 is arranged on one side of the box body 1, and water can be input to the spray pipe 7 through the water pump 4, and a water delivery pipe 5 is arranged at the output end of the water pump 4, a water collecting plate 6 is arranged in the box body 1, and a spray pipe 7 is arranged in the box body 1, and a condensation coil 8 is arranged below the spray pipe 7 in the box body 1, and an air inlet 9 is arranged at one end of the condensation coil 8, and a liquid outlet 10 is arranged at the other end of the condensation coil 8;

[0027] The water collecting plate 6 is specifically composed of an outer frame 601, a baffle plate 602 and water-blocking hairs 603. The baffle plate 602 is arranged inside the outer frame 601, and water-blocking hairs 603 are arranged between the baffle plates 602. The baffle plates 602 can block water vapor in the air from passing through the water collecting plate 6.

[0028] The condensing coil 8 includes an opening 801 and a short water pipe 802 . The condensing coil 8 is provided with the opening 801 , and the short water pipe 802 is arranged in the opening 801 . The gas to be cooled can be introduced through the condensing coil 8 .

[0029] In this embodiment, there are eight groups of shutters 2 and they are respectively located on the four sides of the box body 1. The fan 3 is fixedly installed on the top of the box body 1 and is electrically connected to the external power supply. There are two groups of fans 3, and the fan 3 can provide power for the circulation of air in the box body 1; one end of the water pipe 5 extends into the box body 1 and is connected and fixed to the input end of the spray pipe 7, and the other end of the water pipe 5 is fixedly connected to the output end of the water pump 4, and the water source can be easily transported into the spray pipe 7 through the water pipe 5; the input end of the water pump 4 extends into the box body 1, and the water pump 4 is electrically connected to the external power supply. The water collecting plate 6 is fixedly installed at an upper position inside the box body 1; the baffle plate 602 has a total of There are several groups of baffle plates 602 equidistantly fixedly installed inside the outer frame 601, and water-proof hairs 603 are arranged between adjacent baffle plates 602. The water-proof hairs 603 are specifically made of PVC material. The water vapor barrier effect of the water collecting plate 6 can be further improved by the water-proof hairs 603; a nozzle is provided at the bottom of the spray pipe 7, and the spray pipe 7 is fixedly installed in the box body 1 and is located below the water collecting plate 6; there are several groups of openings 801 and they are equidistantly opened on the condensing coil 8, and the water-passing short pipes 802 are fixedly installed in the openings 801, and the water-passing short pipes 802 and the openings 801 are sealed, and both ends of the condensing coil 8 extend out of the box body 1 to form an air inlet 9 and a liquid outlet 10.

[0030] Working principle and use process of the utility model: in actual use, the equipment is placed in a suitable position. After the air is compressed by the compressor to form high-pressure gas, the gas is passed into the condensing coil 8 through the air inlet 9. In the process, the water pump 4 is started to extract the water source at the bottom of the box 1 and pass it into the spray pipe 7. The water can be sprayed downward evenly through the nozzle at the bottom of the spray pipe 7. The sprayed water will fall to the bottom of the box 1 and fall on the bottom of the box 1. The water mist sprayed in the process contacts the outside of the condensing coil 8 to cool the medium flowing through the condensing coil 8. At the same time, the sprayed water will also pass through and contact the inner wall of the water short pipe 802, further cooling the condensing The medium in the coil 8 is cooled, and the contact area between the spray water and the condensing coil 8 is increased, thereby increasing the condensation efficiency of the medium in the condensing coil 8, and the fan 3 is started to discharge air to the outside. At the same time, the outside air continues to enter the box 1 through the shutter 2. During the air discharge process, the water vapor passes through the water collecting plate 6 and contacts the flowing air through the barrier plate 602 in the water collecting plate 6 to attach the water vapor therein to achieve the effect of blocking the water vapor. The water-proof hair 603 will further enhance the barrier effect of water vapor in the air without affecting the normal discharge of the air. After condensation, the high-pressure air is finally discharged from the liquid outlet 10 and enters the next processing step.

[0031] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A liquid oxygen preparation condensation and evaporation device, comprising a housing (1), a shutter (2) being provided on the housing (1), and a fan (3) being provided on the housing (1), characterized in that: A water pump (4) is provided on one side of the housing (1); a water delivery pipe (5) is provided at the output end of the water pump (4); a water collecting plate (6) is provided inside the housing (1); a spray pipe (7) is provided inside the housing (1); a condensing coil (8) is provided below the spray pipe (7) inside the housing (1); an air inlet (9) is provided at one end of the condensing coil (8); and a liquid outlet (10) is provided at the other end of the condensing coil (8); The water collecting plate (6) is specifically composed of an outer frame (601), a baffle plate (602) and water-isolating hairs (603); the baffle plate (602) is arranged inside the outer frame (601), and the water-isolating hairs (603) are arranged between the baffle plates (602); The condensing coil (8) comprises an opening (801) and a short water pipe (802); the condensing coil (8) is provided with an opening (801), and a short water pipe (802) is arranged in the opening (801).

2. A liquid oxygen preparation condensation and evaporation device according to claim 1, characterized in that: There are eight groups of the shutters (2) and they are respectively located on the four sides of the box (1); the fans (3) are fixedly installed on the top of the box (1) and are electrically connected to an external power supply; there are two groups of the fans (3).

3. A liquid oxygen preparation condensation and evaporation device according to claim 1, characterized in that: One end of the water delivery pipe (5) extends into the box body (1) to communicate with and be fixed to the input end of the spray pipe (7), and the other end of the water delivery pipe (5) is fixedly connected to the output end of the water pump (4).

4. A liquid oxygen preparation condensation and evaporation device according to claim 1, characterized in that: The input end of the water pump (4) extends into the box body (1), the water pump (4) is electrically connected to an external power supply, and the water collecting plate (6) is fixedly installed at an upper position inside the box body (1).

5. The liquid oxygen preparation condensation and evaporation device according to claim 1, characterized in that: There are several groups of baffles (602), and the baffles (602) are fixedly installed at equal intervals inside the outer frame (601). Water-proof hairs (603) are arranged between adjacent baffles (602), and the water-proof hairs (603) are specifically made of PVC material.

6. A liquid oxygen preparation condensation and evaporation device according to claim 1, characterized in that: A spray head is provided at the bottom of the spray pipe (7), and the spray pipe (7) is fixedly mounted on the box body (1) and is located below the water collecting plate (6).

7. The liquid oxygen preparation condensation and evaporation device according to claim 1, characterized in that: The openings (801) are arranged in a plurality of groups and are equidistantly arranged on the condensing coil (8); the short water pipe (802) is fixedly installed in the opening (801); the short water pipe (802) and the opening (801) are sealed; and both ends of the condensing coil (8) extend out of the casing (1) to form an air inlet (9) and a liquid outlet (10).

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