Novel oxygen generator

Abstract

The utility model provides a novel oxygen generator which comprises a shell, an oxygen generating space is arranged in the shell, an air inlet hole is formed in the bottom of the shell, and an exhaust hole is formed in the side face of the shell; the oxygen generation part is arranged in the oxygen generation space and is provided with an air inlet communicated with the air inlet hole and an air outlet communicated with the exhaust hole; and the filtering unit is arranged at the bottom of the shell, is matched with the air inlet hole and is used for filtering air entering the oxygen generation component. The filtering unit is arranged at the bottom of the shell, air entering the air inlet hole is preliminarily filtered, and dust is prevented from being gathered in the air inlet hole; meanwhile, the filtering unit is arranged on the outer side of the shell, so that the filtering unit is convenient to replace, and the filtering effect is guaranteed. The problem that the filtering effect of the filtering device is affected due to the fact that the filtering device is easy to gather small dust particles due to the fact that the filtering device is used for a long time because the filtering device can only be replaced after the shell is disassembled is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of oxygen production equipment, in particular to a novel oxygen generator. Background Art

[0002] Oxygen concentrator is a type of machine that produces oxygen. Its principle is to use air separation technology. Among them, the oxygen concentrator based on the molecular sieve principle is to fill the molecular sieve inside the oxygen concentrator, which can adsorb nitrogen in the air when pressurized, and the remaining unabsorbed oxygen is collected and becomes high-purity oxygen after purification.

[0003] The Chinese utility model patent with publication number CN215756439U discloses an oxygen concentrator, including a shell, a panel, an oxygen separation device and a bottom plate; the shell is provided with an air intake structure for air intake of the oxygen concentrator and an exhaust hole for exhaust; the panel is provided with a filter device, a humidification cup and a display structure, and the panel is arranged on the top of the shell; the oxygen separation device includes a compressor assembly and a molecular sieve system, the molecular sieve system is connected to the compressor assembly, the compressor assembly is connected to the filter device, and the compressor assembly is provided with a cooling fan for introducing the air entering the shell through the air intake structure into the compressor assembly.

[0004] In the existing oxygen concentrator, the filter device is arranged at the front end or rear end of the compressor assembly, and the filter device is usually installed in the shell. Since the shell needs to be disassembled to replace it, it has a long service life and is prone to accumulate small dust particles, affecting the filtering effect of the filter device. Utility Model Content

[0005] Based on this, in order to solve the problem that the above oxygen concentrator needs to disassemble the shell to replace the filter device, and the filter device is used for a long time, it is easy to accumulate small dust particles and affect the filtering effect of the filter device, the utility model provides a new oxygen concentrator, and its specific technical solution is as follows:

[0006] A novel oxygen concentrator, comprising:

[0007] The shell has an oxygen production space inside, an air inlet at the bottom, and an exhaust hole on the side;

[0008] an oxygen production component, arranged in the oxygen production space, and provided with an air inlet communicated with the air inlet hole, and an air outlet communicated with the air outlet hole;

[0009] The filter unit is arranged at the bottom of the shell and is adapted to the air inlet hole, and is used for filtering the air entering the oxygen production component.

[0010] The above-mentioned novel oxygen concentrator performs preliminary filtration on the air entering the air inlet by arranging a filter unit at the bottom of the shell to prevent dust from accumulating at the air inlet; at the same time, the filter unit is arranged on the outside of the shell, so as to facilitate the replacement of the filter unit and thus ensure the filtering effect.

[0011] Furthermore, the filter unit includes a filter plate, which includes a rectangular frame and a filter cloth arranged in the rectangular frame; an arc plate unit is provided at the bottom of the shell, and the arc plate unit and the bottom surface of the shell form a clamping space for accommodating the filter plate.

[0012] Furthermore, the rectangular frame body includes a first rectangular frame and a second rectangular frame connected together by a fastening structure; the fastening structure includes a hinge that hinges one end of the first rectangular frame and one end of the second rectangular frame, and a fastening member that fastens the other end of the first rectangular frame and the other end of the second rectangular frame.

[0013] Furthermore, the filter cloth comprises a spunbond layer, a meltblown layer and a spunbond layer which are arranged in sequence.

[0014] Furthermore, the filter unit also includes a sealing ring arranged on the rectangular frame.

[0015] Furthermore, a top contact strip is provided at one end of the sealing ring away from the rectangular frame; the top contact strip comprises at least a first contact strip and a second contact strip provided outside the first contact strip, and a protruding height of the second contact strip is lower than a protruding height of the first contact strip.

[0016] Furthermore, a roller unit is provided at the bottom of the shell, and a handle portion and handle lifting portions are provided at the top of the shell.

[0017] Furthermore, the outer shell includes a shell body and a shell plate, the shell body is provided with an installation side cavity, a sealing flange extending inwardly in the installation side cavity, and at least two corners are provided with installation plates; the installation plate is provided with a connecting hole for connecting with the shell plate; the shell plate is provided with a sealing block adapted to the sealing flange on one side close to the shell body.

[0018] Furthermore, the oxygen production component includes a compressor, a molecular sieve component and a filter component which are sequentially connected through pipelines.

[0019] Furthermore, an auxiliary hook is provided on the shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention can be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily drawn to scale, but the emphasis is placed on illustrating the principles of the embodiments. In different views, the same reference numerals designate corresponding parts.

[0021] Figure 1 This is a schematic diagram of the structure of a new oxygen concentrator according to an embodiment of the present utility model. Figure 1 ;

[0022] Figure 2 It is a structural schematic diagram of a housing according to an embodiment of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of a new oxygen concentrator according to an embodiment of the present utility model. Figure 2 ;

[0024] Figure 4 It is a structural schematic diagram of the filter unit and the fastening structure according to an embodiment of the utility model;

[0025] Figure 5 It is a structural schematic diagram of the oxygen production component described in one embodiment of the utility model.

[0026] Description of reference numerals:

[0027] 1. Shell; 2. Oxygen generating components; 3. Filter unit; 4. Fastening structure; 5. Roller unit;

[0028] 101. oxygen production space; 102. air inlet; 103. exhaust hole;

[0029] 11. Arc plate unit; 12. Handle; 13. Lifting handle; 14. Shell body; 15. Shell plate; 16. Auxiliary hook;

[0030] 141. Sealing flange; 142. Mounting plate;

[0031] 21. Compressor; 22. Molecular sieve assembly; 23. Filter assembly;

[0032] 31. filter plate; 32. rectangular frame; 33. filter cloth; 34. sealing ring;

[0033] 321, first rectangular frame; 322, second rectangular frame;

[0034] 41. hinge; 42. fastening part. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with its embodiments. It should be understood that the specific implementation methods described here are only used to explain the utility model and do not limit the protection scope of the utility model.

[0036] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0037] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0038] The “first” and “second” mentioned in the present invention do not represent specific quantities and orders, but are merely used to distinguish names.

[0039] like Figure 1 and Figure 2 , Figure 3 As shown, a novel oxygen concentrator in one embodiment of the utility model comprises:

[0040] The housing 1 has an oxygen production space 101 inside, an air inlet 102 at the bottom, and an exhaust hole 103 at the side;

[0041] The oxygen production component 2 is arranged in the oxygen production space 101 and is provided with an air inlet communicated with the air inlet 102 and an air outlet communicated with the air outlet 103;

[0042] The filter unit 3 is disposed at the bottom of the housing 1 and is adapted to the air inlet 102 , and is used to filter the air entering the oxygen production component 2 .

[0043] The novel oxygen concentrator is provided with a filter unit 3 at the bottom of the housing 1 to preliminarily filter the air entering the air inlet 102 to prevent dust from accumulating in the air inlet 102; at the same time, the filter unit 3 is provided outside the housing 1, so as to facilitate the replacement of the filter unit 3 and thus ensure the filtering effect.

[0044] like Figure 3 and Figure 4As shown, in one embodiment, the filter unit 3 includes a filter plate 31, and the filter plate 31 includes a rectangular frame 32 and a filter cloth 33 arranged in the rectangular frame 32; the bottom of the housing 1 is provided with an arc plate unit 11, and the arc plate unit 11 and the bottom surface of the housing 1 form a clamping space for accommodating the filter plate 31. In this way, the arc plate unit 11 and the bottom surface of the housing 1 form a clamping space, and the filter plate 31 is accommodated in the clamping space, so that the filter plate 31 is easily removed from the clamping space.

[0045] In one embodiment, the rectangular frame 32 includes a first rectangular frame 321 and a second rectangular frame 322 connected together by a fastening structure 4; the fastening structure 4 includes a hinge 41 hingedly connecting one end of the first rectangular frame 321 and one end of the second rectangular frame 322, and a fastening member 42 buckling the other end of the first rectangular frame 321 and the other end of the second rectangular frame 322. In this way, the first rectangular frame 321 and the second rectangular frame 322 are used to clamp the filter cloth 33, and the filtering effect of the filter unit 3 can be ensured by simply removing the filter cloth 33 for replacement.

[0046] In a specific embodiment, the fastening member 42 is a rectangular buckle, and a rectangular block with half the rectangular area of ​​the rectangular buckle is provided at the other end of the first rectangular frame 321 and the other end of the second rectangular frame 322. The two rectangular blocks are fastened by the rectangular buckle, so that the first rectangular frame 321 and the second rectangular frame 322 are fastened together.

[0047] In one embodiment, the filter cloth 33 includes a spunbond layer, a meltblown layer and a spunbond layer arranged in sequence. In this way, the meltblown layer has many gaps, a fluffy structure, and good wrinkle resistance. The ultrafine fibers with a unique capillary structure increase the number and surface area of ​​fibers per unit area, so that the filter cloth 33 has good filtering, shielding, heat insulation and oil absorption.

[0048] In one embodiment, the filter unit 3 further includes a sealing ring 34 disposed on the rectangular frame 32. Thus, the sealing ring 34 is used to make the rectangular frame 32 in close contact, thereby preventing dust from entering the oxygen production space 101 through the gap between the rectangular frame 32 and the housing 1.

[0049] like Figure 3 As shown, in one embodiment, a top contact strip is provided at one end of the sealing ring 34 away from the rectangular frame 32; the top contact strip includes at least a first contact strip and a second contact strip provided outside the first contact strip, and the protruding height of the second contact strip is lower than the protruding height of the first contact strip. In this way, the bottom of the housing 1 contacts the second contact strip first and then contacts the first contact strip, the elastic deformation of the second contact strip is small, and the deformation of the first contact strip is large, so as to achieve a double sealing effect.

[0050] In one embodiment, the bottom of the housing 1 is provided with a roller unit 5, and the top of the housing 1 is provided with a handle 12 and handles 13 arranged on both sides. In this way, the roller unit 5 is used to facilitate the movement of the entire oxygen concentrator; at the same time, the handle 12 and the handle 13 are used to facilitate the movement of the oxygen concentrator.

[0051] In one embodiment, the shell 1 includes a shell body 14 and a shell plate 15, the shell body 14 is provided with a mounting side cavity, a sealing flange 141 extending inwardly in the mounting side cavity, and mounting plates 142 are provided at at least two corners; the mounting plate 142 is provided with a connecting hole for connecting with the shell plate 15; the shell plate 15 is provided with a sealing block adapted to the sealing flange 141 on one side close to the shell body 14.

[0052] In one embodiment, the oxygen production component 2 includes a compressor 21, a molecular sieve assembly 22 and a filter assembly 23 connected in sequence through pipelines. In this way, impurities in the air are filtered out by the filter assembly 23, and the indoor air is pushed into the machine by the compressor 21, and then forwarded to the molecular sieve assembly 22, which has the ability to capture nitrogen and discharge the nitrogen in the air.

[0053] In one embodiment, the housing 1 is provided with an auxiliary hook 16. In this way, the auxiliary hook 16 is used to hang other components, thereby increasing the operability of the novel oxygen concentrator.

[0054] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0055] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A new type of oxygen concentrator, It is characterized in that include: The housing (1) is provided with an oxygen production space (101) inside, an air inlet (102) at the bottom, and an air exhaust hole (103) at the side; An oxygen production component (2) is arranged in the oxygen production space (101), and is provided with an air inlet communicated with the air inlet hole (102), and an air outlet communicated with the air outlet hole (103); A filter unit (3) is arranged at the bottom of the housing (1) and is adapted to the air inlet (102), and is used to filter the air entering the oxygen production component (2).

2. A novel oxygen concentrator according to claim 1, It is characterized in that The filter unit (3) comprises a filter plate (31), and the filter plate (31) comprises a rectangular frame (32) and a filter cloth (33) arranged in the rectangular frame (32); An arc plate unit (11) is provided at the bottom of the housing (1), and the arc plate unit (11) and the bottom surface of the housing (1) form a clamping space for accommodating the filter plate (31).

3. A novel oxygen concentrator according to claim 2, It is characterized in that The rectangular frame (32) comprises a first rectangular frame (321) and a second rectangular frame (322) connected together by a fastening structure (4); The fastening structure (4) comprises a hinge (41) hingedly connecting one end of the first rectangular frame (321) and one end of the second rectangular frame (322), and a fastening member (42) fastening the other end of the first rectangular frame (321) and the other end of the second rectangular frame (322).

4. A novel oxygen concentrator according to claim 2, It is characterized in that The filter cloth (33) comprises a spunbond layer, a meltblown layer and a spunbond layer which are arranged in sequence.

5. A novel oxygen concentrator according to claim 2, It is characterized in that The filter unit (3) also includes a sealing ring (34) arranged on the rectangular frame (32).

6. A novel oxygen concentrator according to claim 5, It is characterized in that A top contact strip is provided at one end of the sealing ring (34) away from the rectangular frame (32); The top contact strip at least includes a first contact strip and a second contact strip arranged outside the first contact strip, and a protruding height of the second contact strip is lower than a protruding height of the first contact strip.

7. A novel oxygen concentrator according to claim 1, It is characterized in that The bottom of the housing (1) is provided with a roller unit (5), and the top of the housing (1) is provided with a handle portion (12) and handle lifting portions (13) arranged on both sides.

8. A novel oxygen concentrator according to claim 1, It is characterized in that The housing (1) comprises a housing body (14) and a housing plate (15); the housing body (14) is provided with a mounting side cavity, a sealing flange (141) extending inwardly in the mounting side cavity, and mounting plates (142) are provided at least at two corners; The mounting plate (142) is provided with a connection hole for connecting with the shell plate (15); A sealing block adapted to the sealing flange (141) is provided on one side of the shell plate (15) close to the shell body (14).

9. A novel oxygen concentrator according to claim 1, It is characterized in that The oxygen production component (2) comprises a compressor (21), a molecular sieve component (22) and a filter component (23) which are sequentially connected via pipelines.

10. A novel oxygen concentrator according to claim 1, It is characterized in that An auxiliary hook (16) is provided on the housing (1).

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