Silencing and noise reduction device of medical molecular sieve oxygen generator

Abstract

The utility model discloses a noise elimination and reduction device of medical molecular sieve oxygenerator, relates to the oxygenerator noise elimination technical field, the noise elimination and reduction device of medical molecular sieve oxygenerator comprises an oxygenerator shell in U-shaped arrangement, the bottom of the oxygenerator shell is fixedly connected with a base, the side face of the oxygenerator shell is fixedly connected with an end cover, and the end cover is fixedly connected with the oxygenerator shell. Air inlet and outlet holes are respectively formed in the side surface of the oxygenerator shell and the side surface of the end cover; a noise reduction assembly is fixedly connected to the upper portion of the base and comprises a supporting frame, rotating side plates are movably connected to the two sides of the supporting frame, and conical sound absorption pads are connected to the side face of the supporting frame and the side faces of the rotating side plates in a glued mode respectively. The compressor is installed on the inner side of the noise reduction assembly, the noise reduction assembly and the top sealing cover are used for wrapping the compressor, the noise transmission path of the compressor is cut off, and therefore the purposes of noise reduction and noise reduction are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to oxygen -making machine silencing technical field, concretely is a kind of silencing and noise reduction device of medical molecular sieve oxygen generator. BACKGROUND

[0002] Medical molecular sieve oxygen generator is a kind of medical equipment using molecular sieve technology to obtain oxygen, and molecular sieve is a kind of material with uniform microporous structure, and zeolite molecular sieve is commonly used.In the oxygen generator, compressed air is compressed by compressor and enters the adsorption tower containing molecular sieve, when compressed air passes through molecular sieve, nitrogen and carbon dioxide gas molecules are adsorbed in the micropore of molecular sieve, and oxygen passes through the adsorption tower, and high-purity oxygen is obtained after purification, filtration and other treatments;

[0003] Molecular sieve oxygen generator will produce certain noise in working process, as medical equipment, molecular sieve oxygen generator needs to meet certain noise standard, if noise is too large, it will interfere with user's rest and relaxation, and many patients need to use oxygen generator for oxygen therapy at night, if oxygen generator noise is large, it will affect patient's sleep quality, therefore, silencing and noise reduction structure needs to be installed inside oxygen generator.

[0004] However, in practice, people have noticed that the main noise source of oxygen generator is the internal compressor, the mechanical movement inside the compressor will produce noise, and the compressor will also be accompanied by vibration when in use, and the vibration will be transmitted to the support frame through the rigid connection with the support frame, resulting in vibration between the support frame and the ground, thus noise occurs. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of silencing and noise reduction device of medical molecular sieve oxygen generator, rectangular box is wrapped in compressor by support frame and rotating side plate and front cover plate are formed, and there is conical sound-absorbing pad in rectangular box, to absorb vibration and noise generated when compressor works.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A kind of silencing and noise reduction device of medical molecular sieve oxygen generator, including the oxygen generator shell of U type setting, the bottom of oxygen generator shell is fixedly connected with base, the side surface of oxygen generator shell is fixedly connected with end cover, and the side surface of the side surface of oxygen generator shell and end cover is respectively provided with inlet and outlet hole;

[0008] The upper portion of the base is fixedly connected with noise reduction assembly, and the noise reduction assembly includes support frame, rotating side plate is movably connected on both sides of the support frame, and conical sound-absorbing pad is glued on the side surface of the support frame and the side surface of the rotating side plate.

[0009] As a further technical scheme of the utility model, the support frame is arranged in an F shape, the end of the support frame is provided with a front cover plate, and a conical sound-absorbing pad is glued to the side of the front cover plate close to the support frame.

[0010] As a further technical scheme of the utility model, the support frame is arranged in an F shape, the end of the support frame is provided with a front cover plate, and a conical sound-absorbing pad is glued to the side of the front cover plate close to the support frame.

[0011] As a further technical scheme of the utility model, the support frame is arranged in an F shape, the end of the support frame is provided with a front cover plate, and a conical sound-absorbing pad is glued to the side of the front cover plate close to the support frame.

[0012] As a further technical scheme of the utility model, the support frame is arranged in an F shape, the end of the support frame is provided with a front cover plate, and a conical sound-absorbing pad is glued to the side of the front cover plate close to the support frame.

[0013] As a further technical scheme of the utility model, the support frame is arranged in an F shape, the end of the support frame is provided with a front cover plate, and a conical sound-absorbing pad is glued to the side of the front cover plate close to the support frame.

[0014] As a further technical scheme of the utility model, the support frame is arranged in an F shape, the end of the support frame is provided with a front cover plate, and a conical sound-absorbing pad is glued to the side of the front cover plate close to the support frame.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a compressor is installed to the inside of the noise reduction assembly, utilizes the noise reduction assembly and the top sealing cover to be wrapped to the compressor, cuts off the noise propagation way of the compressor, thereby plays the purpose of sound attenuation and noise reduction;The utility model discloses that the inside of the noise reduction assembly is installed with conical sound-absorbing pad, and the conical sound-absorbing pad completely covers the outside of the compressor, even if the vibration of the compressor is also absorbed by the conical sound-absorbing pad, thereby plays the role of shock absorption and noise reduction, further improves the effect of sound attenuation and noise reduction;The utility model discloses that the both sides of the support frame are movably connected with the rotary side plate, and the end of the rotary side plate is fixedly connected with the front cover plate through the L-shaped hanging plate and the locking bolt, so that the staff can maintain the compressor inside after opening the noise reduction assembly. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the utility model use state structure schematic diagram.

[0018] Figure 2 is another perspective view of the utility model Figure 1 .

[0019] Figure 3 is another perspective view of the utility model Figure 2 .

[0020] Figure 4 is a three-dimensional structure schematic diagram of the noise reduction assembly in the utility model.

[0021] Figure 5 is another perspective view of the utility model Figure 4 .

[0022] Figure 6 is another perspective view of the utility model Figure 5 .

[0023] Figure 7 is another perspective view of the utility model Figure 6 .

[0024] Figure 8 is another perspective view of the utility model Figure 7 .

[0025] In the figure:

[0026] Oxygen generator shell-1, base-2, bottom frame-21, hollow plate-22, movable wheel-23, control button-3, inlet and outlet air hole-4, end cover-5, noise reduction assembly-6, support frame-61, rotating side plate-62, pipeline hole-63, front cover plate-64, conical sound-absorbing pad-65, L-shaped hanging plate-66, locking bolt-67, top sealing cover-7, storage groove-71, gas humidification bottle-8, molecular sieve tank-9, compressor-10. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] Please refer to Figures 1-8 , the utility model embodiment provides a kind of muffling and noise reduction device of medical molecular sieve oxygen generator, including the oxygen generator shell 1 of U type setting, the bottom of oxygen generator shell 1 is fixedly connected with base 2, the side of oxygen generator shell 1 is fixedly connected with end cover 5, and the side of oxygen generator shell 1 and the side of end cover 5 are respectively provided with inlet and outlet air hole 4;

[0029] The upper side of the base 2 is fixedly connected with a noise reduction assembly 6, the noise reduction assembly 6 comprises a support frame 61, both sides of the support frame 61 are movably connected with rotating side plates 62, the side surface of the support frame 61 and the side surface of the rotating side plate 62 are respectively glued with conical sound-absorbing pads 65.

[0030] In the embodiment, the support frame 61 is arranged in an F shape, the end of the support frame 61 is placed with a front cover plate 64, and the side of the front cover plate 64 close to the support frame 61 is glued with a conical sound-absorbing pad 65.

[0031] Further, the support frame 61 is fixedly connected with a molecular sieve tank 9 and a compressor 10 respectively, wherein a plurality of conical sound-absorbing pads 65 are wrapped outside the compressor 10 respectively.

[0032] Specifically, the end of the rotating side plate 62 away from the support frame 61 is integrally provided with an L-shaped hanging plate 66, the side surface of the L-shaped hanging plate 66 is threadedly connected with a locking bolt 67, and the end of the locking bolt 67 is attached to the side surface of the front cover plate 64.

[0033] Specifically, the side of the support frame 61 away from the front cover plate 64 is fixedly connected with a gas humidifying bottle 8, and the support frame 61 is further provided with a pipeline hole 63, the molecular sieve tank 9 is communicated with the gas humidifying bottle 8 through a pipeline.

[0034] In the embodiment, the base 2 comprises a bottom frame 21, the upper side of the bottom frame 21 is fixedly connected with a hollow plate 22, and the top of the support frame 61 is fixedly connected with the hollow plate 22, and the bottom of the bottom frame 21 is fixedly connected with mobile wheels 23 in a rectangular array.

[0035] In the embodiment, the top of the molecular sieve tank 9 is provided with a top sealing cover 7, the bottom of the top sealing cover 7 is provided with a receiving groove 71 attached to the top of the molecular sieve tank 9, and the top sealing cover 7 is located in the box composed of the support frame 61, the rotating side plate 62 and the front cover plate 64.

[0036] By adopting the above technical scheme, the bottom of the support frame 61 is fixedly connected with the hollow plate 22 through bolts, and then the conical sound-absorbing pads 65 are pasted on the inner side of the support frame 61 and the rotating side plate 62, the bottom of the compressor 10 is fixedly connected with the support frame 61 through the conical sound-absorbing pads 65, when the compressor 10 vibrates, the conical sound-absorbing pads 65 arranged on the bottom of the compressor 10 can absorb the vibration, and the support frame 61, the rotating side plate 62 and the front cover plate 64 are mutually composed into a rectangular box to wrap outside the compressor 10, and cooperate with the conical sound-absorbing pads 65 to absorb the vibration and noise generated during the use of the compressor 10.

[0037] In the embodiment, the control button 3 is fixedly connected to the side of the oxygen generator shell 1, the control module is installed on the inner side of the oxygen generator shell 1, and the control button 3 is electrically connected to the control module through wires.

[0038] In the embodiment, the air inlet of the compressor 10 is fixedly connected with an air inlet pipe, the other end of the air inlet pipe is fixedly connected to the side of the oxygen generator shell 1 through the support frame 61 and the pipe hole 63, and the air inlet pipe is in communication with the air inlet and outlet hole 4, so that external air passes through the air inlet and outlet hole 4 and enters the compressor 10 through the air inlet pipe.

[0039] Further, the air outlet of the compressor 10 is in communication with the air inlet of the molecular sieve tank 9 through a pipe, so that the compressed air enters the molecular sieve tank 9 for separation, and the oxygen passes through the molecular sieve tank 9 and enters the gas humidification bottle 8 for humidification.

[0040] In the embodiment, the oxygen in the gas humidification bottle 8 is sent to the outside through a pipe, and the control module is electrically connected to the compressor 1 through wires, so that the control module controls the operation of the compressor 10.

[0041] The working principle of the utility model is: when using, press the control button 3, the control button 3 controls the compressor 10 to work through the control module, external air passes through the air inlet and outlet hole 4 and enters the compressor 10 through the air inlet pipe for compression, the compressed air enters the molecular sieve tank 9 for separation, and then the oxygen passes through the gas humidification bottle 8 and is sent out; the compressor 10 generates vibration when in use, and the conical sound-absorbing pad 65 arranged at the bottom of the compressor 10 can absorb vibration, thereby reducing noise, the support frame 61, the rotating side plate 62 and the front cover plate 64 form a rectangular box body, the compressor 10 is wrapped in the inside, and the conical sound-absorbing pad 65 in the box body can block sound, thereby playing a role in noise reduction, and the support frame 61 and the rotating side plate 62 are movably connected through a pin shaft, and the L-shaped hanging plate 66 and the locking bolt 67 are further matched, so that the noise reduction assembly 6 can be disassembled, and the compressor 10 in the inside is convenient to maintain.

[0042] It is apparent for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0043] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes only one independent technical solution, and the specification is described in this way only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A noise reduction device for a medical molecular sieve oxygen generator, characterized in that: Including the oxygen generator shell (1) of U type setup, the bottom fixed connection of oxygen generator shell (1) has base (2), the side fixed connection of oxygen generator shell (1) has end cover (5), and the side of oxygen generator shell (1) and the side of end cover (5) are respectively provided with inlet and outlet gas hole (4); The top of the base (2) is fixedly connected with a noise reduction assembly (6), and the noise reduction assembly (6) comprises a support frame (61), both sides of the support frame (61) are movably connected with a rotating side plate (62), and the side of the support frame (61) and the side of the rotating side plate (62) are respectively glued with a conical sound-absorbing pad (65).

2. The noise reduction device of the medical molecular sieve oxygen generator according to claim 1, characterized in that: The support frame (61) is arranged in an F shape, and a front cover plate (64) is placed at the end of the support frame (61), and a conical sound-absorbing pad (65) is glued to the side of the support frame (61) close to the front cover plate (64).

3. The noise reduction device of the medical molecular sieve oxygen generator according to claim 2, characterized in that: The support frame (61) is fixedly connected with a molecular sieve tank (9) and a compressor (10), respectively, wherein a plurality of conical sound-absorbing pads (65) are wrapped around the outer side of the compressor (10).

4. The noise reduction device of the medical molecular sieve oxygen generator according to claim 3, characterized in that: The rotating side plate (62) is integrally provided with an L-shaped hanging plate (66) at the end away from the support frame (61), the L-shaped hanging plate (66) is threadedly connected with a locking bolt (67), and the end of the locking bolt (67) is attached to the side of the front cover plate (64).

5. The noise reduction device of the medical molecular sieve oxygen generator according to claim 4, characterized in that: The support frame (61) is fixedly connected with a gas humidification bottle (8) on the side away from the front cover plate (64), and a pipeline hole (63) is formed in the support frame (61), and the molecular sieve tank (9) is in communication with the gas humidification bottle (8) through a pipeline.

6. The noise reduction device of the medical molecular sieve oxygen generator according to claim 1, characterized in that: The base (2) comprises a bottom frame (21), and the top of the bottom frame (21) is fixedly connected with a hollow plate (22), and the top of the support frame (61) is fixedly connected with the hollow plate (22), and the bottom of the bottom frame (21) is fixedly connected with a plurality of movable wheels (23) in a rectangular array.

7. The noise reduction device of the medical molecular sieve oxygen generator according to claim 1, characterized in that: The top of the molecular sieve tank (9) is provided with a top sealing cover (7), and the bottom of the top sealing cover (7) is provided with a receiving groove (71) attached to the top of the molecular sieve tank (9), and the top sealing cover (7) is located in the box composed of the support frame (61), the rotating side plate (62) and the front cover plate (64).

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