An oxygen concentrator that is easy to move and has good noise reduction effect

Abstract

This invention discloses an oxygen concentrator that is easy to move and has good noise reduction effect. It includes a sound-absorbing base and an oxygen concentrator shell. The shell is positioned above the sound-absorbing base. An integrally formed mounting base is located on top of the sound-absorbing base. Exhaust vents are provided on both sides of one end of the mounting base, and a guide plate is integrally formed on the inner wall of each exhaust vent. This invention, by providing an exhaust vent with a guide plate and a baffle plate, and two S-shaped air outlet channels composed of a first isolation plate, a second isolation plate, a central isolation plate, and a central support plate, can change the direction of the airflow. On the one hand, this allows for sufficient heat exchange between the airflow and the exhaust base, maximizing heat dissipation and improving cooling efficiency. On the other hand, by changing the airflow direction, it slows down the airflow, thus reducing noise.

Description

Technical Field

[0001] The invention relates to the field of oxygen concentrators, in particular to an oxygen concentrator that is easy to move and has good noise reduction effect. 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.

[0003] However, when the existing oxygen concentrator is in use, the air compressor will generate a lot of heat when the compressed air is running, and the gas will generate a lot of noise due to the high wind speed when it is discharged. At the same time, it is extremely inconvenient to carry and carry the oxygen concentrator over a short distance, especially when it is used at home. In addition, due to the low heat dissipation efficiency inside the oxygen concentrator, the heat cannot be removed in time when it is used for a long time. Therefore, those skilled in the art provide an oxygen concentrator that is easy to move and has good noise reduction effect to solve the problems raised in the above background technology. Summary of the invention

[0004] The object of the present invention is to provide an oxygen concentrator which is easy to move and has good noise reduction effect, so as to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] An oxygen concentrator that is easy to move and has good noise reduction effect comprises a sound-absorbing base and an oxygen concentrator shell, wherein the oxygen concentrator shell is arranged above the sound-absorbing base, a mounting base is integrally formed above the sound-absorbing base, exhaust ports are provided on both sides of an end portion above the mounting base, an air guide plate is integrally formed on one inner wall of the exhaust port, a wind shield curved plate is integrally formed on the other inner wall of the exhaust port on the mounting base, a middle support plate is integrally formed between the lower part of the mounting base and the sound-absorbing base, and a middle guide plate is integrally formed on the middle support plate A flow trough hole, an air guide cavity is integrally formed between the lower part of the middle support plate and the silencer base, a middle isolation plate is fixedly arranged in the middle of the air guide cavity, two isolation plates 2 are integrally formed on the opposite side walls of the middle isolation plate, an isolation plate 1 is arranged between the isolation plates 2 on the two opposite inner walls of the mounting base, the isolation plate 1 is integrally formed with the mounting base, the middle isolation plate divides the air guide cavity into two exhaust cavities, and the isolation plate 1 and the isolation plate 2 isolate the two exhaust cavities into two S-shaped air outlet channels.

[0007] As a further solution of the present invention: an air inlet slot is integrally formed on one side wall and the bottom of the silencer base, an exhaust slot is integrally formed on the side wall of the silencer base opposite to the air inlet slot, mounting holes are integrally formed at the four corners of the outer periphery of the exhaust port above the mounting base, the mounting holes are blind holes, and a shock-absorbing base pad is fixedly installed inside the mounting holes, the silencer base and the mounting base are both made of plastic, and the shock-absorbing base pad is made of silicone.

[0008] As a further solution of the present invention: fixed blocks are fixedly installed on both sides of an inner wall of the oxygen concentrator shell, and limit clamping holes are evenly spaced on the opposite side wall of the fixed block. A pull rod is installed on the oxygen concentrator shell above the fixed block for lifting and sliding. A guide hole is opened in the middle of the pull rod, and a connecting slide rod is slidably connected to the guide hole on the pull rod, and an adjustment button is integrally formed on the top of the connecting slide rod.

[0009] As a further solution of the present invention: guide limit holes are opened on both sides of the bottom end of the pull rod, and the guide limit hole is slidably connected to a limit slider, and a limit slide rod passing through the guide limit hole is fixed on the limit slider, and a clamping spring is arranged on the periphery of the limit slide rod and located on one side of the limit slide rod, and a pull rope is connected between the bottom end of the connecting slide rod and the two limit slide rods through a hook.

[0010] As a further solution of the present invention: a limit hook is integrally formed on the periphery of the bottom end of the adjustment button, the guide hole is a step-shaped structure, and a limit clamping platform that cooperates with the limit hook is formed on the inner wall of the guide hole, a support spring is clamped and installed on the periphery of the connecting slide rod at the step portion between the adjustment button and the guide hole, and the limit slide rod is slidably matched with the limit clamping hole.

[0011] As a further solution of the present invention: the clamping spring is clamped between the limit slider and the guide limit hole, the arc-shaped structure on the opposite side wall of the fixed block cooperates with the bottom end sliding limit of the pull rod, four universal wheels are installed at the four corners of the bottom end of the oxygen generator housing, the pull rod is made of aluminum alloy, and the adjustment button is made of hard plastic.

[0012] As a further solution of the present invention: an air compressor is installed inside the oxygen generator housing above the shock-absorbing base pad on the mounting base, an oxygen separation and storage component is arranged on one side of the air compressor, and a heat dissipation component is arranged above the air compressor.

[0013] As a further solution of the present invention: the heat dissipation assembly includes a heat dissipation shell, a heat dissipation fan arranged inside the heat dissipation shell and a heat dissipation coil arranged at the air inlet position on the top of the heat dissipation fan, and an air supply pipe is arranged between the bottom end of the heat dissipation coil and the air compressor.

[0014] As a further solution of the present invention: hand grip grooves are integrally formed on the two opposite side walls of the oxygen concentrator shell, the oxygen concentrator shell is connected to the silencer base by screws, the heat dissipation fan is installed with the heat dissipation shell by screws, the heat dissipation fan is connected to the heat dissipation coil by a slot, and the air inlet of the heat dissipation fan is aligned with the center of the heat dissipation coil.

[0015] As a further solution of the present invention: the heat dissipation coil is a spiral cone structure, and the heat dissipation coil is made of brass, a cup cover is installed on the top of the other side wall of the oxygen generator shell, and an oxygen outlet is integrally formed at the top of the oxygen generator shell.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. The present invention can change the direction of the air outlet by providing an air outlet with an air guide plate and a wind shield curved plate and two S-shaped air outlet channels composed of an isolation plate 1, an isolation plate 2, a middle isolation plate and a middle support plate. On the one hand, the wind can fully exchange heat with the exhaust base, taking away as much heat as possible to improve the heat dissipation effect. On the other hand, the wind direction can be changed to slow down the wind and achieve the effect of noise reduction.

[0018] 2. The present invention can press the adjustment button to drive the connecting slide bar to move downward, and then under the drive of the pull rope, the limit slide bar slides along the guide limit hole, so that the limit slide bar is separated from the guide limit hole, and the pull rod can be pulled upward along the fixed block to pull the pull rod out, which is convenient for carrying and moving the oxygen concentrator. When not in use, it can be folded up without affecting the entire body periphery, which is extremely practical.

[0019] 3. The present invention sets a heat dissipation coil to transmit the compressed gas of the air compressor, and then drives the external air into the heat dissipation coil through the heat dissipation fan to dissipate the gas inside the heat exchange spiral tube. At the same time, the heat released by the air compressor can be efficiently discharged from the silencer base, which can greatly improve the heat dissipation effect and quality, and ensure the stable and efficient operation of the oxygen generator. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the present invention;

[0021] Figure 2 A bottom view of the present invention;

[0022] Figure 3 It is a cross-sectional view of the pull rod part in the present invention;

[0023] Figure 4 For the present invention Figure 3 A partial enlarged view of the middle A;

[0024] Figure 5 A top view of the fixing block in the present invention;

[0025] Figure 6 It is a cross-sectional structural diagram of the present invention;

[0026] Figure 7 is a cross-sectional view of the heat dissipation component of the present invention;

[0027] Figure 8 It is a structural diagram of the sound-absorbing base in the present invention;

[0028] Fig. 9 A top sectional view of the muffler base of the present invention;

[0029] Fig.10 It is a cross-sectional structural diagram of the sound-absorbing base in the present invention.

[0030] In the figure: 1. Oxygen generator housing; 2. Pull rod; 201. Limit card table; 202. Guide hole; 3. Adjustment button; 301. Limit hook; 4. Universal wheel; 5. Connecting slide bar; 6. Support spring; 7. Fixing block; 8. Limit card hole; 9. Limit slide bar; 10. Guide limit hole; 11. Limit slider; 12. Clamping spring; 13. Oxygen outlet; 14. Cup cover; 15. Silencer base; 16. Hand grip slot; 17. Inlet slot; 18. Exhaust slot Hole; 19, middle guide slot hole; 20, air compressor; 21, air pipe; 22, heat dissipation component; 2201, heat dissipation shell; 2202, heat dissipation fan; 2203, heat dissipation coil; 23, installation base; 24, exhaust port; 25, wind guide plate; 26, wind shield bend plate; 27, installation hole; 28, shock-absorbing base pad; 29, middle support plate; 30, middle isolation plate; 31, isolation plate one; 32, isolation plate two; 33, oxygen separation and storage component. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] See also Figures 1 to 10In an embodiment of the present invention, an oxygen concentrator that is easy to move and has a good noise reduction effect includes a silencer base 15 and an oxygen concentrator housing 1. The oxygen concentrator housing 1 is arranged above the silencer base 15. A mounting base 23 is integrally formed above the silencer base 15. Exhaust ports 24 are provided on both sides of an end portion above the mounting base 23. An air guide plate 25 is integrally formed on an inner wall of the exhaust port 24. A wind shield curved plate 26 is integrally formed on another inner wall of the exhaust port 24 on the mounting base 23. A middle support plate 29 is integrally formed between the mounting base 23 and the silencer base 15 below the mounting base 23. A central guide slot 19 is integrally formed, an air guide cavity is integrally formed below the central support plate 29 and between the silencer base 15, a central isolation plate 30 is fixedly arranged in the middle of the air guide cavity, two isolation plates 2 32 are integrally formed on the opposite side walls of the central isolation plate 30, an isolation plate 1 31 is arranged between the isolation plates 2 32 on the two opposite inner walls of the mounting base 23, the isolation plate 1 31 is integrally formed with the mounting base 23, the central isolation plate 30 divides the air guide cavity into two exhaust cavities, and the isolation plates 1 31 and 2 32 isolate the two exhaust cavities into two S-shaped air outlet channels.

[0033] By adopting the above technical solution, by providing an exhaust port 24 with an air guide plate 25 and a wind shield curved plate 26 and two S-shaped air outlet channels composed of an isolation plate 1 31, an isolation plate 2 32, a middle isolation plate 30 and a middle support plate 29, the direction of the air outlet can be changed. On the one hand, the wind and the exhaust base can fully exchange heat and take away as much heat as possible to improve the heat dissipation effect. On the other hand, the wind direction can be changed to slow down the wind and achieve a noise reduction effect.

[0034] Among them, an air inlet slot 17 is integrally formed on one side wall and the bottom of the silencer base 15, an exhaust slot 18 is integrally formed on the side wall of the silencer base 15 opposite to the air inlet slot 17, and mounting holes 27 are integrally formed at the four corners of the outer periphery of the exhaust port 24 above the mounting base 23. The mounting holes 27 are blind holes, and a shock-absorbing base pad 28 is fixedly installed inside the mounting holes 27. The silencer base 15 and the mounting base 23 are both made of plastic, and the shock-absorbing base pad 28 is made of silicone. By providing the shock-absorbing base pad 28, shock-absorbing support can be provided to the air compressor 20 when it is installed, and the noise and amplitude of its vibration can be reduced, which is extremely practical.

[0035] Among them, fixed blocks 7 are fixedly installed on both sides of an inner wall of the oxygen concentrator shell 1, and limit clamping holes 8 are arranged at equal intervals on the opposite side wall of the fixed block 7. A pull rod 2 is installed on the oxygen concentrator shell 1 between the upper part of the fixed block 7 for lifting and sliding. A guide hole 202 is opened in the middle of the pull rod 2, and a connecting slide rod 5 is slidably connected in the guide hole 202 on the pull rod 2. An adjustment button 3 is integrally formed on the top of the connecting slide rod 5. Guide limit holes 10 are opened on both sides of the bottom end of the pull rod 2, and a limit slider 11 is slidably connected inside the guide limit hole 10. A limit slider 9 that passes through the guide limit hole 10 is fixed on the limit slider 11. A clamping spring 12 is arranged on the periphery of the limit slider 9 and located on one side of the limit slider 11. A pull rope is connected between the bottom end of the connecting slide rod 5 and the two limit sliders 9 through a hook.

[0036] By adopting the above technical solution, the adjustment button 3 can be pressed to drive the connecting slide bar 5 to move downward, and then driven by the pull rope, the limit slide bar 9 slides along the guide limit hole 10, so that the limit slide bar 9 is separated from the guide limit hole 10, and the pull rod 2 can be pulled upward along the fixed block 7 to pull the pull rod 2 out, which is convenient for carrying and moving the oxygen concentrator. When not in use, it can be folded up without affecting the entire body periphery, which is extremely practical.

[0037] Among them, a limit hook 301 is integrally formed on the outer periphery of the bottom end of the adjustment button 3, the guide hole 202 is a step-shaped structure, and a limit clamping platform 201 cooperating with the limit hook 301 is formed on the inner wall of the guide hole 202, and a supporting spring 6 is installed on the outer periphery of the connecting slide rod 5 at the step portion between the adjustment button 3 and the guide hole 202, and the limit slide rod 9 is slidably matched with the limit clamping hole 8, which can provide a limit for the adjustment button 3.

[0038] Among them, the clamping spring 12 is clamped between the limit slider 11 and the guide limit hole 10, and the arc-shaped structure on the opposite side wall of the fixed block 7 cooperates with the sliding limit at the bottom end of the pull rod 2 to realize the fixing operation of the pull rod 2 and the fixed block 7. Four universal wheels 4 are installed at the four corners of the bottom end of the oxygen concentrator housing 1 to facilitate the movement of the oxygen concentrator. The pull rod 2 is made of aluminum alloy and the adjustment button 3 is made of hard plastic.

[0039] Among them, an air compressor 20 is installed above the shock-absorbing base pad 28 on the mounting base 23 inside the oxygen generator housing 1, an oxygen separation and storage component 33 is arranged on one side of the air compressor 20, and a heat dissipation component 22 is arranged above the air compressor 20. The air compressor 20 can compress the air, and then separate the compressed oxygen through the oxygen separation and storage component 33, and discharge other components to the outside.

[0040] Among them, the heat dissipation component 22 includes a heat dissipation shell 2201, a heat dissipation fan 2202 arranged inside the heat dissipation shell 2201, and a heat dissipation coil 2203 arranged at the air inlet position on the top of the heat dissipation fan 2202. An air supply pipe 21 is arranged between the bottom end of the heat dissipation coil 2203 and the air compressor 20. The opposite side walls of the oxygen generator shell 1 are integrally formed with buckle grooves 16. The oxygen generator shell 1 is connected to the silencer base 15 by screws, the heat dissipation fan 2202 is installed with the heat dissipation shell 2201 by screws, the heat dissipation fan 2202 is connected to the heat dissipation coil 2203 by a card slot, and the air inlet of the heat dissipation fan 2202 is aligned with the center position of the heat dissipation coil 2203.

[0041] By adopting the above technical solution, a heat dissipation coil 2203 is provided to transmit the compressed gas of the air compressor 20, and then the external air is driven into the heat dissipation coil 2203 by the heat dissipation fan 2202 to dissipate the gas inside the heat exchange spiral tube. At the same time, the heat released by the air compressor 20 can be efficiently discharged from the silencer base 15, which can greatly improve the heat dissipation effect and quality, and ensure the stable and efficient operation of the oxygen generator.

[0042] In this embodiment, the heat dissipation coil 2203 is a spiral cone structure, and the heat dissipation coil 2203 is made of brass, which can improve the heat exchange rate. A cup cover 14 is installed on the top of the other side wall of the oxygen generator housing 1 to place the oxygen mask. The top of the oxygen generator housing 1 is integrally formed with an oxygen outlet 13 connected to the oxygen mask connecting pipeline.

[0043] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An oxygen concentrator that is easy to move and has good noise reduction effect, comprising a silencer base (15) and an oxygen concentrator housing (1), characterized in that: The oxygen concentrator housing (1) is arranged above the silencer base (15); a mounting base (23) is integrally formed above the silencer base (15); exhaust ports (24) are provided on both sides of an upper end of the mounting base (23); an air guide plate (25) is integrally formed on one inner wall of the exhaust port (24); a wind shielding curved plate (26) is integrally formed on the other inner wall of the exhaust port (24) on the mounting base (23); a middle support plate (29) is integrally formed between the mounting base (23) and the silencer base (15); a middle guide slot (19) is integrally formed on the middle support plate (29); and the middle support plate (29) is integrally formed with a middle guide slot hole (19). An air guide cavity is integrally formed between the plate (29) and the muffler base (15) below, a middle isolation plate (30) is fixedly arranged in the middle of the air guide cavity, two isolation plates (32) are integrally formed on opposite side walls of the middle isolation plate (30), an isolation plate (31) is arranged between the isolation plates (32) on two opposite inner walls of the mounting base (23), the isolation plate (31) is integrally formed with the mounting base (23), the middle isolation plate (30) divides the air guide cavity into two exhaust cavities, and the isolation plate (31) and the isolation plate (32) isolate the two exhaust cavities into two S-shaped air outlet channels; An air inlet slot (17) is integrally formed on one side wall and the bottom of the silencer base (15); an air outlet slot (18) is integrally formed on the side wall of the silencer base (15) opposite to the air inlet slot (17); mounting holes (27) are integrally formed at the four corners of the outer periphery of the air outlet (24) above the mounting base (23); the mounting holes (27) are blind holes, and a shock-absorbing base pad (28) is fixedly installed inside the mounting holes (27); the silencer base (15) and the mounting base (23) are both made of plastic, and the shock-absorbing base pad (28) is made of silicone; Fixed blocks (7) are fixedly installed on both sides of an inner wall of the oxygen generator housing (1), and limit clamping holes (8) are arranged at equal intervals on the opposite side wall of the fixed block (7). A pull rod (2) is installed on the oxygen generator housing (1) above the fixed block (7) so as to be lifted and slidable. A guide hole (202) is arranged in the middle of the pull rod (2), and a connecting slide rod (5) is slidably connected in the guide hole (202) on the pull rod (2), and an adjustment button (3) is integrally formed on the top of the connecting slide rod (5).

2. The oxygen concentrator that is easy to move and has good noise reduction effect according to claim 1 is characterized in that: Both sides of the bottom end of the pull rod (2) are provided with guide limit holes (10), the guide limit holes (10) are slidably connected to the limit slider (11), a limit slider (9) passing through the guide limit hole (10) is fixed on the limit slider (11), a clamping spring (12) is arranged on the periphery of the limit slider (9) and located on one side of the limit slider (11), and a pull rope is connected between the bottom end of the connecting slider (5) and the two limit sliders (9) via a hook.

3. The oxygen concentrator that is easy to move and has good noise reduction effect according to claim 2 is characterized in that: A limit hook (301) is integrally formed on the periphery of the bottom end of the adjustment button (3); the guide hole (202) is a step-shaped structure; and a limit clamping platform (201) that cooperates with the limit hook (301) is formed on the inner wall of the guide hole (202); a support spring (6) is clamped and installed on the periphery of the connecting slide rod (5) at a step portion between the adjustment button (3) and the guide hole (202); and the limit slide rod (9) is slidably matched with the limit clamping hole (8).

4. The oxygen concentrator that is easy to move and has good noise reduction effect according to claim 3 is characterized in that: The clamping spring (12) is clamped between the limit slider (11) and the guide limit hole (10); the arc-shaped structure on the opposite side wall of the fixing block (7) cooperates with the bottom end sliding limit of the pull rod (2); four universal wheels (4) are installed at the four corners of the bottom end of the oxygen generator housing (1); the pull rod (2) is made of aluminum alloy, and the adjustment button (3) is made of hard plastic.

5. The oxygen concentrator that is easy to move and has good noise reduction effect according to claim 4 is characterized in that: An air compressor (20) is installed inside the oxygen generator housing (1) above the shock-absorbing base pad (28) on the mounting base (23); an oxygen separation storage assembly (33) is arranged on one side of the air compressor (20); and a heat dissipation assembly (22) is arranged above the air compressor (20).

6. The oxygen concentrator that is easy to move and has good noise reduction effect according to claim 5 is characterized in that: The heat dissipation component (22) comprises a heat dissipation housing (2201), a heat dissipation fan (2202) arranged inside the heat dissipation housing (2201), and a heat dissipation coil (2203) arranged at the air inlet portion of the top of the heat dissipation fan (2202), and an air delivery pipe (21) is arranged between the bottom end of the heat dissipation coil (2203) and the air compressor (20).

7. The oxygen concentrator that is easy to move and has good noise reduction effect according to claim 6 is characterized in that: The oxygen concentrator housing (1) has integrally formed hand grip grooves (16) on opposite side walls thereof; the oxygen concentrator housing (1) is connected to the silencer base (15) by means of screws; the heat dissipation fan (2202) is mounted to the heat dissipation housing (2201) by means of screws; the heat dissipation fan (2202) is connected to the heat dissipation coil (2203) by means of a slot; and an air inlet of the heat dissipation fan (2202) is aligned with the exact center of the heat dissipation coil (2203).

8. The oxygen concentrator that is easy to move and has good noise reduction effect according to claim 7 is characterized in that: The heat dissipation coil (2203) is of a spiral cone structure and is made of brass. A cup cover (14) is installed on the top of the other side wall of the oxygen concentrator housing (1). An oxygen outlet (13) is integrally formed at the top of the oxygen concentrator housing (1).

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