Oxygen production impurity removal equipment

Abstract

The utility model discloses oxygen production impurity removal equipment which comprises a tank body, an air inlet pipe is fixedly arranged on the outer wall of the tank body and located at the lower end, one end of the air inlet pipe penetrates through the tank body and is fixedly provided with a purification box, the other end of the air inlet pipe is provided with an air guide pipe, and the air guide pipe extends to the bottom of the tank body. A water adding pipe is arranged in the middle of the outer wall of the tank body, a first valve is arranged on the water adding pipe, a conical barrel is fixedly arranged on the lower end face of the tank body, a drainage pipe is fixedly arranged on the lower end face of the conical barrel, a second valve is arranged on the drainage pipe, and a molecular sieve is arranged at the upper end of the outer wall of the tank body. Therefore, a user can guide oxygen needing to be treated into the tank body through the air inlet pipe, fine impurities in the oxygen can be filtered and adsorbed by water in the tank body, the impurity removal effect is achieved, the water can be discharged from the drainage pipe by opening the second valve in the later period, and replacement is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of oxygen production, and more particularly to oxygen production and impurity removal equipment. Background Art

[0002] During the production process, oxygen will carry a lot of impurities inside. If the impurities in the oxygen are not removed in time, the quality of the oxygen will be affected. In the process of removing impurities, impurity removal equipment is needed. However, most traditional methods of oxygen impurity removal only use filters. This impurity removal method is relatively simple and cannot filter out some extremely small impurities in the oxygen. In addition, since the impurity removal filter is set inside the equipment, it is more troublesome to disassemble or clean it, affecting normal use. Utility Model Content

[0003] (1) Technical problems solved

[0004] In response to the problems existing in the prior art, the utility model provides an oxygen production and impurity removal device to solve the technical problem that the traditional oxygen impurity removal method mentioned in the background technology mostly only uses a filter to filter, which is a relatively simple impurity removal method and cannot filter out some extremely small impurities in the oxygen.

[0005] (2) Technical solution

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an oxygen production and impurity removal device, comprising a tank body, an air intake pipe fixedly provided on the outer wall of the tank body and at the lower end, one end of the air intake pipe passes through the tank body and is fixedly provided with a purification box, and the other end is provided with an air guide pipe, the air guide pipe extends to the bottom of the tank body, a water supply pipe is provided on the outer wall of the tank body and at a middle position, a first valve is provided on the water supply pipe, a conical cylinder is fixedly provided on the lower end surface of the tank body, a drain pipe is fixedly provided on the lower end surface of the conical cylinder, a second valve is provided on the drain pipe, a molecular sieve is provided on the outer wall of the tank body and at the upper end, a coarse filter plate is provided inside the purification box, a fine filter plate is provided on one side of the coarse filter plate, and an activated carbon adsorption plate is provided on the other side of the fine filter plate.

[0007] The utility model is further configured as follows: a strip hole is provided on the upper end surface of the purification box, the coarse filter plate, the fine filter plate and the activated carbon adsorption plate are all located inside the strip hole, a sealing groove is provided at the outer end of the strip hole and located on the upper end surface of the purification box, and a sealing block is fixedly provided on the upper end surface of the coarse filter plate, the fine filter plate and the activated carbon adsorption plate, and the sealing block is located inside the sealing groove, so as to facilitate the removal of large particles of impurities in the oxygen.

[0008] The utility model is further configured such that threaded columns are fixedly provided at the bottom and four corners of the sealing groove, a circular hole is correspondingly provided on the upper end surface of the sealing block, the threaded column is located inside the circular hole, and a fastening nut is provided on the threaded column, the lower end surface of the fastening nut is abutted against the sealing block, thereby facilitating the fixed installation of the sealing block.

[0009] The utility model is further configured such that an air outlet pipe is fixedly provided on the upper end surface of the tank body, a connecting pipe is provided on the upper end of the air outlet pipe, an air collecting box is provided on the upper end of the connecting pipe, and a fan is provided inside the air collecting box to facilitate rapid discharge of the removed oxygen.

[0010] The utility model is further configured such that a first conical surface is fixedly provided on the upper end face of the air outlet pipe, a second conical surface is opened on the inner wall of the connecting pipe, a top ring is provided on one side of the first conical surface and on the outer wall of the air outlet pipe, and a connecting nut is provided at the connection position between the air outlet pipe and the connecting pipe to facilitate the installation of the connecting pipe and the air outlet pipe.

[0011] The present invention is further configured such that the inclinations of the first conical surface and the second conical surface are equal, so as to increase the sealing performance between the connecting pipe and the air outlet pipe.

[0012] The present invention is further configured such that an external pipe is fixedly provided on the outer wall of the purification box to facilitate the introduction of oxygen into the device.

[0013] The present invention is further configured such that a support frame is fixedly provided on the outer wall of the tank body and at the bottom thereof, so as to facilitate supporting the device.

[0014] (3) Beneficial effects

[0015] Compared with the existing technology, this utility model provides an oxygen production and impurity removal equipment with the following

[0016] Beneficial effects:

[0017] 1. By arranging a tank body, an air inlet pipe, a purification box, an air guide pipe, a water supply pipe, a first valve, a conical cylinder, a drain pipe and a second valve, the user can introduce the oxygen to be processed into the tank body through the air inlet pipe, so that the water inside the tank body can filter and adsorb the fine impurities in the oxygen, thereby achieving the effect of removing impurities. In the later stage, the water can be discharged from the drain pipe by opening the second valve, which is convenient for replacement.

[0018] 2. By arranging the coarse filter plate, fine filter plate, activated carbon adsorption plate, strip hole, sealing groove, sealing block, threaded column, circular hole and fastening nut, the user can remove the coarse filter plate, fine filter plate and activated carbon adsorption plate from the inside of the strip hole by removing the fastening nut to facilitate cleaning. In addition, by arranging the sealing groove and sealing block, the sealing of the connection position can be increased to prevent air leakage.

[0019] 3. By arranging the air outlet pipe, the connecting pipe, the air collecting box, the fan, the first conical surface, the second conical surface, the top ring and the connecting nut, the user can turn on the fan to accelerate the discharge of oxygen inside the tank from the air collecting box to increase the impurity removal efficiency and facilitate later collection. In addition, by arranging the first conical surface and the second conical surface, the connecting nut can be tightened to press the inside against the top ring to increase the sealing between the air outlet pipe and the connecting pipe to prevent air leakage. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is an overall schematic diagram of an oxygen production and impurity removal device in an unused state;

[0021] Figure 2 It is an overall cross-sectional view of an oxygen production and impurity removal device;

[0022] Figure 3 This is a cross-sectional view of the installation of the air outlet pipe, connecting pipe, air collecting box and connecting nut;

[0023] Figure 4 This is an exploded view of the installation of the coarse filter plate, fine filter plate, activated carbon adsorption plate and fastening nuts on the purification box;

[0024] Figure 5 Schematic diagram of the position of the sealing block and circular holes on the coarse filter plate.

[0025] In the figure: 1. Tank body; 2. Air inlet pipe; 3. Purification box; 4. Air guide pipe; 5. Water supply pipe; 6. First valve; 7. Conical cylinder; 8. Drain pipe; 9. Second valve; 10. Molecular sieve; 11. Coarse filter plate; 12. Fine filter plate; 13. Activated carbon adsorption plate; 14. Strip hole; 15. Sealing groove; 16. Sealing block; 17. Threaded column; 18. Circular hole; 19. Fastening nut; 20. Air outlet pipe; 21. Connecting pipe; 22. Air collecting box; 23. Fan; 24. First cone surface; 25. Second cone surface; 26. Top ring; 27. Connecting nut; 28. External pipe; 29. Support frame. DETAILED DESCRIPTION

[0026] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments in this application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0028] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually relative to the directions shown in the drawings, or relative to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually relative to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned direction words are not used to limit the present invention.

[0029] See also Figure 1-5 , an oxygen production and impurity removal equipment, including a tank body 1, an air inlet pipe 2 is fixedly provided on the outer wall of the tank body 1 and at the lower end, one end of the air inlet pipe 2 passes through the tank body 1 and is fixedly provided with a purification box 3, and the other end is provided with an air guide pipe 4, which extends to the bottom of the tank body 1, a water adding pipe 5 is provided on the outer wall of the tank body 1 and at the middle position, and a first valve 6 is provided on the water adding pipe 5, a conical cylinder 7 is fixedly provided on the lower end surface of the tank body 1, a drain pipe 8 is fixedly provided on the lower end surface of the conical cylinder 7, and a second valve 9 is provided on the drain pipe 8, a molecular sieve 10 is provided on the outer wall of the tank body 1 and at the upper end, a coarse filter plate 11 is provided inside the purification box 3, a fine filter plate 12 is provided on one side of the coarse filter plate 11, and an activated carbon adsorption plate 13 is provided on the other side of the fine filter plate 12, and an external pipe 28 is fixed on the outer wall of the purification box 3.

[0030] In this embodiment, a strip hole 14 is provided on the upper end surface of the purification box 3, and the coarse filter plate 11, the fine filter plate 12 and the activated carbon adsorption plate 13 are all located inside the strip hole 14. A sealing groove 15 is provided at the outer end of the strip hole 14 and located on the upper end surface of the purification box 3. A sealing block 16 is fixed on the upper end surface of the coarse filter plate 11, the fine filter plate 12 and the activated carbon adsorption plate 13. The sealing block 16 is located inside the sealing groove 15. Threaded columns 17 are fixed at the bottom of the sealing groove 15 and at the four corners. A circular hole 18 is correspondingly provided on the upper end surface of the sealing block 16. The threaded column 17 is located inside the circular hole 18. A fastening nut 19 is provided on the threaded column 17, and the lower end surface of the fastening nut 19 is against the sealing block 16.

[0031] More specifically, the user can first guide the oxygen to be processed into the purification box 3, so that the coarse filter plate 11, fine filter plate 12 and activated carbon adsorption plate 13 inside it can preliminarily filter the large particles of impurities in the oxygen, and then enter the tank body 1 through the air guide pipe 4 and come into contact with water to further process the small particles of impurities in the oxygen, thereby removing impurities. In the later stage, the water can be discharged from the drain pipe 8 by opening the second valve 9, which is convenient for replacement. After that, the gas continues to rise and the moisture inside it is removed by the molecular sieve 10. The user can also remove the coarse filter plate 11, fine filter plate 12 and activated carbon adsorption plate 13 from the inside of the strip hole 14 by removing the fastening nut 19, so as to facilitate their cleaning and replacement.

[0032] See also Figure 1-Figure 3 As an implementation method for accelerating the discharge of gas for convenient collection: an air outlet pipe 20 is fixedly provided on the upper end surface of the tank body 1, a connecting pipe 21 is provided on the upper end of the air outlet pipe 20, an air collecting box 22 is provided on the upper end of the connecting pipe 21, a fan 23 is provided inside the air collecting box 22, a first conical surface 24 is fixedly provided on the upper end surface of the air outlet pipe 20, a second conical surface 25 is provided on the inner wall of the connecting pipe 21, a top ring 26 is provided on one side of the first conical surface 24 and on the outer wall of the air outlet pipe 20, a connecting nut 27 is provided at the connection position between the air outlet pipe 20 and the connecting pipe 21, and the inclinations of the first conical surface 24 and the second conical surface 25 are equal.

[0033] Specifically, the fan 23 can be turned on to accelerate the discharge of oxygen inside the tank body 1 from the gas collecting box 22 to increase the impurity removal efficiency and facilitate later collection. By setting the first conical surface 24 and the second conical surface 25, the connecting nut 27 can be tightened to press the inside against the top ring 26 to increase the sealing between the outlet pipe 20 and the connecting pipe 21 to prevent air leakage.

[0034] Please refer to Figure 1 As a further embodiment of supporting the device: a support frame 29 is fixedly provided on the outer wall of the tank body 1 and at the bottom.

[0035] Specifically, the device can be supported.

[0036] To sum up, when the overall equipment is in use: the user can first guide the oxygen to be processed into the purification box 3, so that the coarse filter plate 11, fine filter plate 12 and activated carbon adsorption plate 13 inside it can preliminarily filter the large particle impurities in the oxygen, and then enter the tank body 1 through the air guide pipe 4 and come into contact with water to further process the small particle impurities in the oxygen, thereby achieving the effect of removing impurities. In the later stage, the water can be discharged from the drain pipe 8 by opening the second valve 9, which is convenient for replacement. After that, the gas continues to rise and the moisture inside it is removed by the molecular sieve 10. At the same time, the fan 23 is turned on to accelerate the oxygen inside the tank body 1 to be discharged from the gas collecting box 22 to increase the impurity removal efficiency and facilitate later collection. In addition, by setting the first cone surface 24 and the second cone surface 25, the internal part of the oxygen can be pressed against the top ring 26 by tightening the connecting nut 27 to increase the sealing between the outlet pipe 20 and the connecting pipe 21 to prevent air leakage.

[0037] In all the schemes mentioned above, the connection between the two components can be selected according to actual conditions by welding, bolt and nut connection, bolt or screw connection or other well-known connection methods, which will not be listed here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the present invention have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. An oxygen production and impurity removal device, comprising a tank body (1), characterized in that: An air inlet pipe (2) is fixedly provided on the outer wall of the tank body (1) and at the lower end thereof, one end of the air inlet pipe (2) passes through the tank body (1) and is fixedly provided with a purification box (3), and the other end thereof is provided with an air guide pipe (4), and the air guide pipe (4) extends to the bottom of the tank body (1). A water supply pipe (5) is provided on the outer wall of the tank body (1) and at the middle position thereof, and a first valve (6) is provided on the water supply pipe (5). A conical cylinder (7) is fixedly provided on the lower end surface of the tank body (1), a drain pipe (8) is fixedly provided on the lower end surface of the conical cylinder (7), and a second valve (9) is provided on the drain pipe (8). A molecular sieve (10) is provided on the outer wall of the tank body (1) and at the upper end thereof, and a coarse filter plate (11) is provided inside the purification box (3), a fine filter plate (12) is provided on one side of the coarse filter plate (11), and an activated carbon adsorption plate (13) is provided on the other side of the fine filter plate (12).

2. The oxygen production and impurity removal equipment according to claim 1, characterized in that: The upper end surface of the purification box (3) is provided with a strip hole (14), the coarse filter plate (11), the fine filter plate (12) and the activated carbon adsorption plate (13) are all located inside the strip hole (14), and a sealing groove (15) is provided at the outer end of the strip hole (14) and located on the upper end surface of the purification box (3), and the upper end surfaces of the coarse filter plate (11), the fine filter plate (12) and the activated carbon adsorption plate (13) are all fixed with a sealing block (16), and the sealing block (16) is located inside the sealing groove (15).

3. The oxygen production and impurity removal equipment according to claim 2, characterized in that: Threaded columns (17) are fixedly provided at the bottom and four corners of the sealing groove (15); a circular hole (18) is correspondingly provided on the upper end surface of the sealing block (16); the threaded column (17) is located inside the circular hole (18); a fastening nut (19) is provided on the threaded column (17); and the lower end surface of the fastening nut (19) abuts against the sealing block (16).

4. The oxygen production and impurity removal equipment according to claim 1, characterized in that: An air outlet pipe (20) is fixedly provided on the upper end surface of the tank body (1), a connecting pipe (21) is provided at the upper end of the air outlet pipe (20), an air collecting box (22) is provided at the upper end of the connecting pipe (21), and a fan (23) is provided inside the air collecting box (22).

5. The oxygen production and impurity removal equipment according to claim 4, characterized in that: A first conical surface (24) is fixedly provided on the upper end surface of the air outlet pipe (20), a second conical surface (25) is provided on the inner wall of the connecting pipe (21), a top ring (26) is provided on one side of the first conical surface (24) and on the outer wall of the air outlet pipe (20), and a connecting nut (27) is provided at the connection position between the air outlet pipe (20) and the connecting pipe (21).

6. The oxygen production and impurity removal equipment according to claim 5, characterized in that: The first conical surface (24) and the second conical surface (25) have the same inclination.

7. The oxygen production and impurity removal equipment according to claim 1, characterized in that: An external pipe (28) is fixedly provided on the outer wall of the purification box (3).

8. The oxygen production and impurity removal equipment according to claim 1, characterized in that: A support frame (29) is fixedly provided on the outer wall of the tank body (1) and at the bottom.

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