Impurity removal device for air inlet of oxygen generator

Abstract

The utility model discloses an oxygen generator air inlet impurity removal device, and relates to the technical field of oxygen generator air inlet impurity removal, the oxygen generator air inlet impurity removal device comprises an oxygen generator body, one side of the oxygen generator body is provided with an installation unit, the inner side of the installation unit is provided with a sealing unit, and the top surface of the sealing unit is provided with a dismounting unit. The mounting unit comprises an air inlet pipe and an impurity removal unit, the air inlet pipe is arranged on one side of the oxygen generator body, the impurity removal unit is arranged in the air inlet pipe, the impurity removal unit comprises a rotating rod, the rotating rod is rotatably connected to the inner side of the air inlet pipe, and fan blades are fixedly connected to the inner side of the surface of the rotating rod. A plurality of fixing frames are fixedly connected to the inner side of the surface of the rotating rod, and adsorption nets are clamped to the inner sides of the fixing frames. According to the oxygen generator, the rotating rod, the fan blades, the fixing frame and the adsorption net are matched with one another, so that the effect of adsorbing and removing impurities from sucked air in the working process of the oxygen generator is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of impurity removal at an air inlet of an oxygen generator, in particular to an impurity removal device at an air inlet of an oxygen generator. Background Art

[0002] Oxygen generator is a type of machine that produces oxygen. Its principle is to use air separation technology. First, the air is compressed at a high density, and then the different condensation points of the components in the air are used to separate the gas and liquid at a certain temperature, and then distilled to separate it into oxygen and nitrogen. In general, since it is mostly used to produce oxygen, people are accustomed to calling it an oxygen generator. Since oxygen and nitrogen have a wide range of uses, oxygen generators are also widely used in the national economy. Especially in metallurgy, chemical industry, petroleum and other industries, it is used most.

[0003] At present, publication number CN212127515U discloses an oxygen generator, which inputs air through an air pipe and separates oxygen. The oxygen supply pipe is connected to a gas storage tank. The oxygen generator body stores the generated oxygen in the gas storage tank through the oxygen supply pipe to form an accumulation effect. This can effectively ensure the stability of oxygen output from the oxygen supply pipe and avoid the problem of intermittent oxygen.

[0004] Although the current oxygen concentrators have met the needs of users to a certain extent, there are still certain defects in the use process. The specific problems are as follows: since the oxygen concentrator will extract external gas when in use, it is easy for external impurities to enter the inside of the oxygen concentrator, which can easily cause the oxygen produced later to be impure. Based on this, the utility model designs an oxygen concentrator air inlet impurity removal device to solve the above problems. Utility Model Content

[0005] The utility model aims to provide an oxygen concentrator air inlet impurity removal device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] An oxygen concentrator air inlet impurity removal device comprises an oxygen concentrator body, a mounting unit is arranged on one side of the oxygen concentrator body, a sealing unit is arranged on the inner side of the mounting unit, and a disassembly unit is arranged on the top surface of the sealing unit.

[0008] The installation unit comprises an air inlet pipe and a de-impurity unit. The air inlet pipe is arranged on one side of the oxygen generator body, and the de-impurity unit is arranged inside the air inlet pipe.

[0009] The impurity removal unit includes a rotating rod, which is rotatably connected to the inner side of the air inlet pipe, a fan blade is fixedly connected to the inner side of the surface of the rotating rod, a plurality of fixing frames are fixedly connected to the inner side of the surface of the rotating rod, and an adsorption net is clamped on the inner side of the fixing frame.

[0010] A further improvement of the technical solution of the utility model is that: a mounting plate is fixedly connected to one side of the air inlet pipe, an inner groove is provided on the inner side of the top surface of the air inlet pipe, and a mounting groove is provided on the inner side of one end of the air inlet pipe.

[0011] By adopting the above technical solution and setting the mounting plate, it is easy to disassemble the main body of the device.

[0012] A further improvement of the technical solution of the utility model is that: a circular groove is slidably connected to the inner side of the air inlet pipe, and a filter screen is clamped on the inner side of the circular groove.

[0013] By adopting the above technical solution, the installation groove and the circular groove cooperate with each other, which makes it easy to filter impurities in the air intake process and facilitates workers to disassemble and clean it.

[0014] A further improvement of the technical solution of the utility model is that: the sealing unit includes a sealing groove, the sealing groove is slidably connected to the inner side of the mounting groove, the inner side of the sealing groove is fixedly connected to a connecting frame, one side of the connecting frame is provided with a sealing block, one side of the sealing block is fixedly connected to a spring 1, the inner side of the spring 1 is provided with a sliding rod, the inner side of the surface of the sliding rod is slidably connected to the inner side of the sealing block, and one end of the sliding rod is fixedly connected to one side of the connecting frame.

[0015] By adopting the above technical solution, through the mutual cooperation of the sealing groove, the sliding rod, the spring 1, the sealing block and the connecting frame, the effect of preventing external air from entering the interior of the air inlet pipe and causing precipitation inside the air inlet pipe is achieved when the oxygen generator is not working.

[0016] A further improvement of the technical solution of the utility model is that a fixing rod is slidably connected to the inner side of the sealing groove, a spring 2 is arranged on the outer side of the surface of the fixing rod, one end of the spring 2 is fixedly connected to one side of the fixing rod, and one end of the spring 2 is fixedly connected to the outer side of the air inlet pipe.

[0017] By adopting the above technical solution, the fixing rod and the second spring cooperate with each other, so as to achieve the effect of facilitating the disassembly and maintenance of the inner sealing groove.

[0018] A further improvement of the technical solution of the utility model is that the disassembly unit includes a pipe cover, which is arranged on the inner side of the inner groove, a fixing plate is arranged on one side of the pipe cover, one side of the fixing plate is fixedly connected to the outer side of the air inlet pipe, and the top surface of the fixing plate is fixedly connected to the regulating box.

[0019] By adopting the above technical solution, the inside of the air inlet pipe can be easily cleaned through the arrangement of the pipe cover, the fixing plate, the adjustment box and the pull rod.

[0020] A further improvement of the technical solution of the utility model is that a pull rod is arranged through the inner side of the regulating box, a spring three is arranged on the outer side of the pull rod, one end of the spring three is fixedly connected with a pressing block, and the outer side of the surface of the pressing block is slidably engaged with the inside of the regulating box.

[0021] By adopting the above technical solution, the connection between the pipe cover and the inner groove can form a seal on the inside of the air inlet pipe to avoid air leakage.

[0022] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0023] 1. The utility model provides an impurity removal device for the air inlet of an oxygen concentrator. Through the mutual cooperation of a rotating rod, a fan blade, a fixing frame and an adsorption net, the effect of adsorbing and removing impurities from the inhaled air during the working process of the oxygen concentrator is achieved. Through the setting of a mounting plate, the main body of the device is conveniently disassembled. Through the mutual cooperation of the mounting groove and the circular groove, the effect of facilitating the filtering of impurities during the air intake process is achieved, and it is also convenient for workers to disassemble and clean it.

[0024] 2. The utility model provides an oxygen concentrator air inlet impurity removal device. The sealing groove, the sliding rod, the spring 1, the sealing block and the connecting frame cooperate with each other to prevent external air from entering the interior of the air inlet pipe and causing precipitation inside the air inlet pipe when the oxygen concentrator is not working. The fixing rod and the spring 2 cooperate with each other to facilitate the disassembly and maintenance of the inner sealing groove. The arrangement of the pipe cover, the fixing plate, the regulating box and the pull rod makes it easy to clean the inside of the air inlet pipe. The arrangement of the pipe cover, the fixing plate, the regulating box and the pull rod makes it easy to clean the inside of the air inlet pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0026] Figure 2 It is a schematic diagram of the cross-sectional structure of the installation unit of the utility model;

[0027] Figure 3 This is a schematic diagram of the structure of the impurity removal unit of the utility model;

[0028] Figure 4 It is a schematic diagram of a partially exploded cross-section structure of the sealing unit of the utility model;

[0029] Figure 5It is a schematic diagram of the cross-sectional structure of the disassembly unit of the utility model.

[0030] In the figure: 1. oxygen generator body; 2. installation unit; 21. air inlet pipe; 22. impurity removal unit; 221. rotating rod; 222. fan blade; 223. fixing frame; 224. adsorption net; 23. installation plate; 24. inner groove; 25. installation groove; 26. round groove; 27. filter net; 3. sealing unit; 31. sealing groove; 32. sliding rod; 33. spring one; 34. sealing block; 35. connecting frame; 36. fixing rod; 37. spring two; 4. disassembly unit; 41. pipe cover; 42. fixing plate; 43. adjustment box; 44. pull rod; 45. spring three; 46. pressing block. DETAILED DESCRIPTION

[0031] The present invention is further described in detail below in conjunction with the embodiments:

[0032] Example 1

[0033] like Figure 1-5 As shown, the utility model provides an oxygen concentrator air inlet impurity removal device, including an oxygen concentrator body 1, a mounting unit 2 is arranged on one side of the oxygen concentrator body 1, a sealing unit 3 is arranged on the inner side of the mounting unit 2, a disassembly unit 4 is arranged on the top surface of the sealing unit 3, the mounting unit 2 includes an air inlet pipe 21 and an impurity removal unit 22, the air inlet pipe 21 is arranged on one side of the oxygen concentrator body 1, the impurity removal unit 22 is arranged inside the air inlet pipe 21, the impurity removal unit 22 includes a rotating rod 221, the rotating rod 221 is rotatably connected to the inner side of the air inlet pipe 21, the inner side of the surface of the rotating rod 221 is fixedly connected to a fan blade 222, and the inner side of the surface of the rotating rod 221 is fixedly connected to A plurality of fixing frames 223 are connected, and an adsorption net 224 is clamped on the inner side of the fixing frame 223. A mounting plate 23 is fixedly connected to one side of the air inlet pipe 21. An inner groove 24 is provided on the inner side of the top surface of the air inlet pipe 21, and an mounting groove 25 is provided on the inner side of one end of the air inlet pipe 21. A circular groove 26 is slidably connected to the inner side of the air inlet pipe 21, and a filter net 27 is clamped on the inner side of the circular groove 26. When the air enters the inside of the air inlet pipe 21, it is first filtered by the filter net 27. At the same time, the wind force drives the fan blades 222 to rotate, and at the same time, the fan blades 222 drive the adsorption net 224 on the inner side of the fixing frame 223 to adsorb and remove impurities from the incoming air.

[0034] Example 2

[0035] like Figure 1-5As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the sealing unit 3 includes a sealing groove 31, the sealing groove 31 is slidably connected to the inner side of the mounting groove 25, the inner side of the sealing groove 31 is fixedly connected with a connecting frame 35, a sealing block 34 is provided on one side of the connecting frame 35, a spring 33 is fixedly connected to one side of the sealing block 34, a sliding rod 32 is provided on the inner side of the spring 33, the inner side of the surface of the sliding rod 32 is slidably connected to the inner side of the sealing block 34, one end of the sliding rod 32 is fixedly connected to one side of the connecting frame 35, the inner side of the sealing groove 31 is slidably connected with a fixing rod 36, and the outer side of the surface of the fixing rod 36 is provided There is a spring 2 37, one end of which is fixedly connected to one side of the fixing rod 36, and one end of the spring 2 37 is fixedly connected to the outside of the air inlet pipe 21. During the operation of the oxygen concentrator, the external air passes through the oxygen concentrator, and the external air acts on the inner side of the sealing block 34, and pushes the spring 1 33 on the back to be compressed, and the air outside enters the interior of the air inlet pipe 21. At the same time, when the oxygen concentrator is not working, the elastic action of the spring 1 33 keeps the air inlet pipe 21 sealed. After long-term use, the fixing rod 36 is pulled to drive the spring 2 37 to extend, and then the sealing groove 31 can be taken out to inspect the inside.

[0036] Example 3

[0037] like Figure 1-5 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the disassembly unit 4 includes a pipe cover 41, and the pipe cover 41 is arranged on the inner side of the inner groove 24, and a fixing plate 42 is arranged on one side of the pipe cover 41, and one side of the fixing plate 42 is fixedly connected to the outer side of the air inlet pipe 21, and the top surface of the fixing plate 42 is fixedly connected to the regulating box 43, and a pull rod 44 is arranged on the inner side of the regulating box 43, and a spring three 45 is arranged on the outer side of the pull rod 44, and one end of the spring three 45 is fixedly connected to a pressing block 46, and the outer side of the surface of the pressing block 46 is slidably engaged with the inside of the regulating box 43. After long-term use, pulling the pull rod 44 drives the pressing block 46 to move under the limit of the regulating box 43, and at the same time drives the spring three 45 to be compressed, thereby taking the pipe cover 41 out from the inner side of the air inlet pipe 21, and then the workers can clean and maintain the inside of the air inlet pipe 21.

[0038] The working principle of the impurity removal device at the air inlet of the oxygen generator is described in detail below.

[0039] like Figure 1-5As shown, during the operation of the oxygen concentrator, the external air passes through the oxygen concentrator, the external air acts on the inner side of the sealing block 34, and pushes the spring 1 33 on the back to be compressed, and the air outside enters the interior of the air inlet pipe 21. At the same time, when the oxygen concentrator is not working, the air inlet pipe 21 is kept sealed by the elastic action of the spring 1 33. After long-term use, the fixing rod 36 is pulled to drive the spring 2 37 to extend, and then the sealing groove 31 can be taken out to inspect the interior. At the same time, when the air enters When it reaches the inside of the air inlet pipe 21, it is first filtered by the filter net 27, and the wind force drives the fan blades 222 to rotate. At the same time, the fan blades 222 drive the adsorption net 224 on the inside of the fixed frame 223 to adsorb and remove impurities from the incoming air. After long-term use, the pull rod 44 is pulled to drive the pressing block 46 to move under the limit of the adjustment box 43, and at the same time drive the spring three 45 to be compressed, and then the pipe cover 41 is taken out from the inside of the air inlet pipe 21, and then the workers can clean and maintain the inside of the air inlet pipe 21.

[0040] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. An oxygen concentrator air inlet impurity removal device, comprising an oxygen concentrator body (1), characterized in that: A mounting unit (2) is provided on one side of the oxygen generator body (1), a sealing unit (3) is provided on the inner side of the mounting unit (2), and a disassembly unit (4) is provided on the top surface of the sealing unit (3); The installation unit (2) comprises an air inlet pipe (21) and a decontamination unit (22), wherein the air inlet pipe (21) is arranged on one side of the oxygen generator body (1), and the decontamination unit (22) is arranged inside the air inlet pipe (21); The impurity removal unit (22) comprises a rotating rod (221), the rotating rod (221) being rotatably connected to the inner side of the air inlet pipe (21), a fan blade (222) being fixedly connected to the inner side of the surface of the rotating rod (221), a plurality of fixing frames (223) being fixedly connected to the inner side of the surface of the rotating rod (221), and an adsorption net (224) being clamped on the inner side of the fixing frame (223).

2. The oxygen concentrator air inlet impurity removal device according to claim 1, characterized in that: A mounting plate (23) is fixedly connected to one side of the air inlet pipe (21), an inner groove (24) is provided on the inner side of the top surface of the air inlet pipe (21), and a mounting groove (25) is provided on the inner side of one end of the air inlet pipe (21).

3. The oxygen concentrator air inlet impurity removal device according to claim 2, characterized in that: The inner side of the air inlet pipe (21) is slidably connected with a circular groove (26), and the inner side of the circular groove (26) is clamped with a filter screen (27).

4. The oxygen concentrator air inlet impurity removal device according to claim 1, characterized in that: The sealing unit (3) comprises a sealing groove (31), the sealing groove (31) is slidably connected to the inner side of the mounting groove (25), the inner side of the sealing groove (31) is fixedly connected to a connecting frame (35), one side of the connecting frame (35) is provided with a sealing block (34), one side of the sealing block (34) is fixedly connected to a spring 1 (33), the inner side of the spring 1 (33) is provided with a sliding rod (32), the inner side of the surface of the sliding rod (32) is slidably connected to the inner side of the sealing block (34), and one end of the sliding rod (32) is fixedly connected to one side of the connecting frame (35).

5. The oxygen concentrator air inlet impurity removal device according to claim 4, characterized in that: A fixing rod (36) is slidably connected to the inner side of the sealing groove (31), and a second spring (37) is provided on the outer side of the surface of the fixing rod (36), one end of the second spring (37) is fixedly connected to one side of the fixing rod (36), and one end of the second spring (37) is fixedly connected to the outer side of the air inlet pipe (21).

6. The oxygen concentrator air inlet impurity removal device according to claim 1, characterized in that: The disassembly unit (4) comprises a pipe cover (41), the pipe cover (41) being arranged on the inner side of the inner groove (24), a fixing plate (42) being arranged on one side of the pipe cover (41), one side of the fixing plate (42) being fixedly connected to the outer side of the air inlet pipe (21), and a regulating box (43) being fixedly connected to the top surface of the fixing plate (42).

7. The oxygen concentrator air inlet impurity removal device according to claim 6, characterized in that: A pull rod (44) is provided on the inner side of the regulating box (43), a spring three (45) is provided on the outer side of the pull rod (44), one end of the spring three (45) is fixedly connected with a pressing block (46), and the outer side of the surface of the pressing block (46) is slidably engaged with the inside of the regulating box (43).

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