Molecular sieve connecting bracket and transverse connecting structure thereof

Abstract

The utility model provides a molecular sieve connecting bracket and a transverse connecting structure thereof, which belong to the field of oxygenerators and comprise a bracket main body, a first air inlet joint and a first oxygen joint, the bracket main body comprises a first bracket section with relatively high elevation, a second bracket section with relatively low elevation and a connecting section for connecting the first bracket section and the second bracket section; a gas distribution valve is arranged on the second bracket section; the first gas inlet connector is provided with a first gas inlet adapter and a first gas inlet butt joint which are communicated with each other, and the first oxygen connector is provided with a first oxygen adapter and a first oxygen butt joint which are communicated with each other; the first gas inlet adapter is communicated with the gas distribution valve, the first oxygen adapter directly or indirectly supplies oxygen to the outside, and openings of the first gas inlet butt joint and the first oxygen butt joint are transversely arranged and allow the molecular sieve module to be transversely inserted and communicated for gas inlet and oxygen outlet. The first gas inlet joint and the first oxygen joint are integrally outward and transversely butted with the molecular sieve module through the connecting bracket; modularized installation of the molecular sieve module is achieved, and the space utilization rate is increased.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of oxygen generator, especially relate to a molecular sieve connecting support and its transverse connection structure. BACKGROUND

[0002] Molecular sieve type oxygen generator is a kind of equipment for separating and preparing high-purity oxygen from air using the adsorption characteristics of molecular sieve. Its structure mainly includes air compression assembly, molecular sieve module and oxygen storage assembly, etc. After filtration, air enters the air compression assembly for compression, then enters the molecular sieve module with double molecular sieve cylinder structure, and is distributed by gas distribution valve, enters a molecular sieve cylinder containing molecular sieve, nitrogen, carbon dioxide and other gases in air are adsorbed, and the outflowing gas is high-purity oxygen. When the molecular sieve cylinder reaches a certain saturation degree, the gas distribution valve closes the inlet for backwashing and cleaning, the molecular sieve cylinder enters the blow washing stage for waste discharge, and another molecular sieve cylinder containing molecular sieve performs oxygen production work, and the cycle is repeated to continuously supply oxygen.

[0003] At present, oxygen generator is applied in medical field, and has gradually entered household or outdoor field. For example, when people go to plateau and other places to appreciate the unique scenery of nature, adverse symptoms such as high altitude reaction will occur in human body when entering high altitude from low altitude, at this time, oxygen generator is needed to help the body provide the required oxygen.

[0004] Since oxygen generator has entered the consumer level, entered the family and outdoor, the portable development of oxygen generator has become the mainstream direction, and the structure arrangement of general oxygen generator is relatively cramped, and the space utilization is not high. For example, Chinese patent CN 217972603 U discloses a portable oxygen generator with pulse oxygen supply function, which sets the bullet valve (for gas distribution) on the lower end of the adsorption tower upper cover, the space utilization rate is not high and occupies the space above the adsorption tower, and the adsorption tower is also not convenient to disassemble and replace.

[0005] It should be noted that the information disclosed in the background art section of the utility model is only intended to deepen the understanding of the general background art of the utility model, and should not be regarded as recognizing or implying in any form that the information constitutes prior art known to those skilled in the art. CONTENT OF THE UTILITY MODEL

[0006] One of the purposes of the utility model is to provide a connecting support capable of assembling molecular sieve module and fully utilizing the overall space.

[0007] The second purpose of the utility model is to provide a connecting structure with high space utilization and convenient molecular sieve structure disassembly and replacement.

[0008] To solve one of its purposes, the utility model provides a molecular sieve connecting support first, including support main part, first air inlet joint and first oxygen joint, the support main part includes first support section of relatively higher elevation, second support section of relatively lower elevation and connecting section connected with first support section and second support section, gas distribution valve is equipped on second support section, first air inlet joint and first oxygen joint are equipped in first support section, first air inlet joint has first air inlet adapter and first air inlet butt joint of intercommunication, first oxygen joint has first oxygen adapter and first oxygen butt joint of intercommunication, first air inlet adapter is communicated with gas distribution valve, first oxygen adapter directly or indirectly supplies oxygen outwardly, the opening of first air inlet butt joint and first oxygen butt joint is arranged transversely and supplies molecular sieve module transverse plug-in joint communication air inlet and oxygen.

[0009] Preferably, it includes first integrated butt joint support, first integrated butt joint support is arranged in first support section, first air inlet joint and first oxygen joint are arranged on first integrated butt joint support, first air inlet adapter and first oxygen adapter are arranged transversely.

[0010] Preferably, the opening end surface of first air inlet adapter and first oxygen adapter is flush.

[0011] To realize its second purpose, the utility model further provides a molecular sieve transverse connection structure, including molecular sieve module and molecular sieve connecting support, molecular sieve module has second air inlet joint and second oxygen joint, second air inlet joint is transversely inserted in first air inlet butt joint, and second oxygen joint is transversely inserted in first oxygen butt joint.

[0012] Preferably, the molecular sieve module at least includes upper sieve cover, lower sieve base and molecular sieve cylinder, the molecular sieve cylinder is installed between upper sieve cover and lower sieve base, and second air inlet joint and second oxygen joint are arranged on upper sieve cover.

[0013] Preferably, it further includes second integrated butt joint support, second integrated butt joint support is arranged on upper sieve cover, second integrated butt joint support is integrated with second air inlet joint and second oxygen joint, and second air inlet joint and second oxygen joint are correspondingly inserted in first air inlet joint and first oxygen joint respectively.

[0014] Preferably, the second integrated butt joint support further includes gas guide extension pipe, and the oxygen outlet of the molecular sieve cylinder is communicated with the second oxygen joint through the gas guide extension pipe.

[0015] Preferably, a guide wedge surface is formed on the bracket body facing the transverse insertion direction of the second integrated docking support; the second integrated docking support is formed with a guide matching surface facing the guide wedge surface; and the guide matching surface is implemented as a side surface of the gas guide extension pipe.

[0016] Preferably, a positioning groove is further arranged at the corner of the first bracket segment and the second bracket segment for inserting and positioning the upper sieve cover.

[0017] Preferably, a first mounting port for mounting a fan and a second mounting port for mounting an oxygen storage tank are further arranged on the second bracket segment.

[0018] Preferably, the gas distribution valve is arranged on the second bracket segment close to the first integrated docking support.

[0019] The technical effects of the above technical solution of the utility model are derived from the following one or more combinations:

[0020] The bracket body is arranged in segments in space, the first gas inlet joint and the first oxygen inlet joint are arranged on the first bracket segment with a relatively high elevation, and the gas distribution valve is arranged on the second bracket segment with a relatively low elevation, so as to be arranged in space in a staggered manner, facilitate the arrangement of the soft pipe communication between the gas distribution valve and the joint, and provide overall space utilization.

[0021] The molecular sieve connecting bracket provided by the utility model integrates the first gas inlet joint and the first oxygen inlet joint on the first integrated docking support as a whole and is transversely docked with the molecular sieve module, so that the molecular sieve module is installed in a modular manner and high-integration connection is achieved.

[0022] The molecular sieve cylinder is located below the first bracket segment, the overall space utilization is improved, the space distribution is more reasonable, the second integrated docking support of the molecular sieve can be transversely inserted to complete assembly, the molecular sieve cylinder can be conveniently disassembled and replaced without the need to remove the entire oxygen generator, and the convenience of maintenance is greatly improved.

[0023] The molecular sieve transverse connection structure integrates the second integrated docking support and the molecular sieve cylinder and the like components together through modular design and is transversely inserted through the second integrated docking support and the interface on the bracket, which is simple and efficient. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 The structure diagram of the molecular sieve connecting bracket is expressed.

[0025] Figure 2 The position diagram of the gas distribution valve on the molecular sieve connecting bracket is expressed.

[0026] Figure 3The assembly drawing of the molecular sieve connecting support and the molecular sieve module is expressed.

[0027] Figure 4 The disassembly drawing of the molecular sieve connecting support and the molecular sieve module is expressed.

[0028] Figure 5 The structure schematic diagram of the molecular sieve module is expressed.

[0029] Figure 6 The structure disassembly drawing of the molecular sieve shell is expressed.

[0030] Figure 7 The position drawing of the molecular sieve connecting support in the oxygen generator main body is expressed.

[0031] Figure 8 The effect display drawing of the molecular sieve connecting support in the oxygen generator main body is expressed.

[0032] Wherein: 1, support body; 10, positioning groove; 11, first support section; 110, guide wedge surface; 12, second support section; 121, first mounting port; 122, second mounting port; 13, connecting section; 130, adaptive concave surface; 2, first integrated butt joint support; 21, first air inlet connector; 211, first air inlet adapter; 212, first air butt joint; 22, first oxygen connector; 221, first oxygen adapter; 222, first oxygen butt joint; 3, gas distribution valve; 4, molecular sieve module; 41, upper sieve cover; 411, first ear plate; 42, lower sieve base; 421, pressure equalizing valve; 43, molecular sieve cylinder; 44, second integrated butt joint support; 441, second air inlet connector; 442, second oxygen connector; 443, gas guide extension pipe; 4430, adaptive concave surface; 45, molecular sieve shell; 451, first shell; 4510, first shell assembly hole; 452, second shell; 4520, second shell assembly hole; 4521, second ear plate; 453, air inlet grid; 4530, air inlet grid assembly hole; 5, oxygen generator main body; 51, air compression assembly; 52, oxygen storage tank. DETAILED DESCRIPTION

[0033] The following description is presented to enable any person skilled in the art to practice the present application and to incorporate it in specific applications without undue experimentation. Various modifications, and changes can be practiced within the scope of the present application which is defined by the claims. The present application is not to be limited to the embodiments presented, but is to be accorded the full scope consistent with the patent laws as defined by the claims.

[0034] In the following detailed description, numerous specific details are set forth in order to provide a more thorough understanding of the present application. However, it will be apparent to one skilled in the art that the present application can be practiced without necessarily being limited to these specific details. In other instances, well-known structures and devices are shown in block diagram form, rather than in detail, in order to avoid obscuring the present application.

[0035] The reader's attention is directed to all papers and documents made publicly available by the Patent Office and Library of the United States Patent and Trademark Office before the effective filing date of this application. Papers and documents also made publicly available by foreign Patent Offices, law offices and other sources are hereby expressly incorporated by reference. All documents cited in the present disclosure are hereby expressly incorporated by reference. The citation of any document is not to be construed as an admission that it is prior art with respect to the present application. To the extent that any meaning or definition of a term in this document conflicts with any meaning or definition of the same term in a document incorporated by reference, the meaning or definition assigned to that term in this document shall govern.

[0036] It is noted that, in the following description, the terms "front", "rear", "top", "bottom", "up", "down", "right", "left", "horizontal", "vertical", "clockwise", and "counter clockwise" are used for convenience with reference to the orientation of the object as shown in the drawings. In fact, they are used to reflect the relative position and / or orientation between the parts of the object. In addition, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

[0037] In the description of the present application, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection; it can be directly connected, or indirectly connected through intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0038] It is noted that, in the case of use, further, preferably, further and more preferably, and more preferably, are the simple beginning of another embodiment based on the foregoing embodiment, which is the complete composition of another embodiment in combination with the foregoing embodiment. The further, preferably, further or more preferably setting behind the same embodiment can be arbitrarily combined to constitute another embodiment.

[0039] The present application will now be described in detail with reference to the accompanying drawings and specific examples. It is noted that the aspects described below in conjunction with the accompanying drawings and specific examples are only exemplary and should not be understood as limiting the scope of protection of the present application.

[0040] Example 1:

[0041] Please refer toFigure 1 、 Figure 2 、 Figure 3 and Figure 4 The embodiment provides a molecular sieve connecting support, which comprises a support body 1, a first gas inlet joint 21 and a first oxygen joint 22; wherein the support body 1 comprises a first support section 11 with relatively high elevation, a second support section 12 with relatively low elevation and a connecting section 13 connected between the first support section 11 and the second support section 12, and a gas distribution valve 3 is arranged on the second support section 12; the first gas inlet joint 21 and the first oxygen joint 22 are arranged on the first support section 11. The first gas inlet joint 21 has a first gas inlet adapter 211 and a first gas inlet butt joint 212 which are in communication, and the first oxygen joint 22 has a first oxygen adapter 221 and a first oxygen butt joint 222 which are in communication; the first gas inlet adapter 211 is communicated with the gas distribution valve 3 (the figure does not show the connecting hose, but this is common sense for gas communication, so the person skilled in the art should know), the opening of the first gas inlet butt joint 212 is arranged transversely and is used for transversely inserting and connecting the molecular sieve module 4 to communicate with the gas inlet, the first oxygen adapter 221 is directly or indirectly used for supplying oxygen externally, and the opening of the first oxygen butt joint 222 is arranged transversely and is used for transversely inserting and connecting the molecular sieve module 4 to communicate with the oxygen outlet. The molecular sieve connecting support arranges the first gas inlet joint 21 and the first oxygen joint 22 on the first support section 11 with relatively high elevation, and arranges the gas distribution valve 3 on the second support section 12 with relatively low elevation, so that the gas distribution valve 3 and the joints are arranged in space dislocation, the hose communication of the gas distribution valve 3 and the joints is facilitated, the overall space utilization rate is provided, the first gas inlet joint 21 and the first oxygen joint 22 are arranged externally, are transversely butted with the molecular sieve module 4, the molecular sieve module 4 is installed, high-integration connection is realized, and the space utilization rate is greatly improved.

[0042] The above is necessary to achieve the technical purpose of the embodiment, and the following will be described in detail in combination with the drawings and the preferred embodiments:

[0043] The embodiment further comprises a first integrated butt joint support 2, the first integrated butt joint support 2 is arranged on the first support section 11, the first gas inlet joint 21 and the first oxygen joint 22 are arranged on the first integrated butt joint support 2, and the first gas inlet adapter 211 and the first oxygen adapter 221 are arranged transversely. Further, the opening end faces of the first gas inlet adapter 211 and the first oxygen adapter 221 are flush; similarly, the opening end faces of the first gas inlet butt joint 212 and the first oxygen butt joint 222 are flush, so that the butt joint is facilitated.

[0044] As described above, the oxygen generator body 5 further has an air compression assembly 51 and an oxygen storage tank 52, in order to facilitate the installation of the two, in combination with Figure 1The first mounting port 121 is arranged on the second support section 12 for mounting the fan, and the second mounting port 122 is arranged on the second support section 12 for mounting the oxygen storage tank 52.

[0045] Further, the compressed air assembly 51 delivers high-pressure gas to the molecular sieve module 4 through the gas distribution valve 3, in order to save the pipeline layout and realize the compactness of the internal structure of the oxygen generator, and the gas distribution valve 3 is arranged on the second support section 12 close to the first integrated docking support 2. The embodiment aims at the structural improvement of the molecular sieve connecting support, and does not make principle improvement to the oxygen generator, so the function and principle of the gas distribution valve 3 in the oxygen generator are not described.

[0046] The beneficial effects of the embodiment are as follows:

[0047] The molecular sieve connecting support provided by the utility model arranges the first air inlet joint 21 and the first oxygen joint 22 on the first support section 11 with relatively high elevation, arranges the gas distribution valve 3 on the second support section 12 with relatively low elevation, and thus arranges the gas distribution valve 3 and the joint in space, facilitates the arrangement of the hose communication of the gas distribution valve 3 and the joint, and provides the overall space utilization rate.

[0048] The first air inlet joint 21 and the first oxygen joint 22 are integrated on the first integrated docking support 2 and are integrated externally, and are docked with the molecular sieve module 4 in the transverse direction, so that the molecular sieve module 4 is installed in an integrated manner, and high-integration connection is realized.

[0049] The molecular sieve cylinder 43 is located below the first support section 11, the overall space utilization rate is improved, the space distribution is more reasonable, the second integrated docking support 44 of the molecular sieve module 4 is transversely inserted and connected, and the assembly is completed, so that the molecular sieve module 4 can be conveniently disassembled and replaced, the entire oxygen generator does not need to be disassembled, and the convenience of maintenance is greatly improved.

[0050] Embodiment 2:

[0051] Please refer to Figures 1-8The embodiment provides a molecular sieve transverse connection structure, which comprises a molecular sieve module 4 and a molecular sieve connection support; the molecular sieve module 4 is provided with a second air inlet joint 441 and a second oxygen joint 442; the second air inlet joint 441 is transversely inserted into a first air inlet butt joint 212; and the second oxygen joint 442 is transversely inserted into a first oxygen butt joint 222.

[0052] Wherein, please refer to Figure 1 And Figure 2 The molecular sieve connection support comprises a support main body 1, a first air inlet joint 21 and a first oxygen joint 22; the support main body 1 comprises a first support section 11 with a relatively high elevation, a second support section 12 with a relatively low elevation and a connecting section 13 connected between the first support section 11 and the second support section 12, and a gas distribution valve 3 is arranged on the second support section 12; the first air inlet joint 21 and the first oxygen joint 22 are arranged on the first support section 11. The first air inlet joint 21 is provided with a first air inlet adapter 211 and a first air inlet butt joint 212 which are in communication, and the first oxygen joint 22 is provided with a first oxygen adapter 221 and a first oxygen butt joint 222 which are in communication; the first air inlet adapter 211 is communicated with the gas distribution valve 3 (a hose is not shown in the figure, but it is common sense that the gas is communicated, so those skilled in the art should know), the opening of the first air inlet butt joint 212 is transversely arranged and is used for transversely inserting the molecular sieve module 4 to communicate with air, the first oxygen adapter 221 directly or indirectly supplies oxygen to the outside, and the opening of the first oxygen butt joint 222 is transversely arranged and is used for transversely inserting the molecular sieve module 4 to communicate with oxygen.

[0053] The embodiment further comprises a first integrated butt joint support 2 which is arranged on the first support section 11, and the first air inlet joint 21 and the first oxygen joint 22 are arranged on the first integrated butt joint support 2; the first air inlet adapter 211 and the first oxygen adapter 221 are transversely arranged. Further, the opening end faces of the first air inlet adapter 211 and the first oxygen adapter 221 are flush; similarly, the opening end faces of the first air inlet butt joint 212 and the first oxygen butt joint 222 are flush, which facilitates butt joint with the outside.

[0054] As described above, the oxygen generator main body 5 is further provided with an air compression assembly 51 and an oxygen storage tank 52, in order to facilitate installation of the two, the second support section 12 is further provided with a first mounting port 121 for mounting a fan and a second mounting port 122 for mounting the oxygen storage tank 52. The first oxygen adapter 221 directly or indirectly supplying oxygen to the outside is explained as follows: the first oxygen adapter 221 can be directly communicated with the oxygen storage tank 52 through a hose, or can be communicated with the oxygen storage tank 52 through an oxygen injection valve.

[0055] Further, the gas distribution valve 3 is arranged on the second bracket section 12 close to the first integrated docking support 2. The embodiment aims to improve the structure of the molecular sieve connecting bracket, and does not make principle improvement to the oxygen generator, so the function and principle of the gas distribution valve in the oxygen generator are not described.

[0056] In the embodiment, the molecular sieve module 4 is designed in a modular way, and is assembled with the oxygen generator main body 5 as a whole. Please refer to Figure 3 and Figure 4 As a preferred embodiment of the embodiment, the molecular sieve module 4 at least includes the upper sieve cover 41, the lower sieve base 42, and the molecular sieve cylinder 43, and the molecular sieve cylinder 43 is installed between the upper sieve cover 41 and the lower sieve base 42. Further, the embodiment also includes the second integrated docking support 44, which is arranged on the upper sieve cover 41. Specifically, mounting grooves are arranged on the top and bottom of the outer shell side wall of the molecular sieve cylinder 43, and are respectively mounted between the upper sieve cover 41 and the lower sieve base 42 through screws. This is the common knowledge of the molecular sieve structure, so it is not marked in the drawings.

[0057] Specifically, the second integrated docking support 44 is arranged on the top of the upper sieve cover 41, and the second integrated docking support 44 integrally has the second air inlet connector 441 and the second oxygen outlet connector 442, which are respectively inserted into the first air inlet connector 21 and the first oxygen outlet connector 22; the air inlet and the oxygen outlet of the molecular sieve cylinder 43 are respectively communicated with the second air inlet connector 441 and the second oxygen outlet connector 442 through the second integrated docking support 44.

[0058] In the embodiment, the molecular sieve module 4 presents an air inlet and oxygen outlet structure from top to bottom. In order to facilitate the integrated disassembly of the molecular sieve module 4, the second integrated docking support 44 also includes a gas guide extension pipe 443, and the oxygen outlet at the bottom of the molecular sieve cylinder 43 is communicated with the second oxygen outlet connector 442 through the gas guide extension pipe 443. Specifically, please refer to Figure 5 A pressure equalizing valve 421 is arranged at the bottom of the lower sieve base 42, which is connected to the oxygen outlet of the lower sieve base 42 and is communicated with the gas guide extension pipe 443 through a flexible hose (not shown).

[0059] The molecular sieve module 4 is integrated in a modular way, and is docked with the oxygen generator main body 5 as a whole. Further, please refer to Figure 5 and Figure 6, the molecular sieve further comprises a molecular sieve shell 45, the molecular sieve shell 45 comprises a first shell 451, a second shell 452 and an air inlet grid 453. The air inlet grid 453 is located between the first shell 451 and the second shell 452, and air inlet screens can be arranged on both sides for air filtration, and the oxygen generator main body 5 communicates with the air inlet grid 453, and at least the air compression assembly 51 can maintain air inlet through the air inlet grid 453. Specifically, air inlet grid assembly holes 4530 are arranged on both sides of the air inlet grid 453, first shell assembly holes 4510 are arranged on the side of the first shell 451, and are screw assembled with the air inlet grid assembly holes 4530 on one side of the air inlet grid 453; Similarly, second shell assembly holes 4520 are arranged on the side of the second shell 452, and are screw assembled with the air inlet grid assembly holes 4530 on the other side of the air inlet grid 453. The first shell 451 and the second shell 452 are assembled through the second ear plate 4521, and specifically, the first shell 451 is an L-shaped structure, and the second ear plate 4521 is arranged on the second shell 452 and screw assembled to the bottom of the first shell 451.

[0060] Further, the upper sieve cover 41 is installed with the molecular sieve shell 45 through the first ear plate 411, which is arranged on the upper sieve cover 41 or the lower sieve base 42 and screw assembled to the molecular sieve shell 45.

[0061] The molecular sieve module 4 is connected through overall transverse butt joint, so that the second integrated butt joint support 44 is butt jointed to the first integrated butt joint support 2. In order to facilitate the position positioning during butt joint, a guide wedge surface 110 is formed on the bracket main body 1 in the transverse insertion direction facing the second integrated butt joint support 44; and a guide matching surface 4430 is formed on the second integrated butt joint support 44 facing the guide wedge surface 110. Further, the guide matching surface 4430 is implemented as the side surface of the air guide extension pipe 443. Preferably, the guide matching surface 4430 and the guide wedge surface 110 are both inclined surfaces.

[0062] In order to stabilize the butt joint between the molecular sieve module 4 and the molecular sieve connecting bracket, and prevent the second integrated butt joint support 44 from being subjected to a misaligned transverse torque when butt jointed to the first integrated butt joint support 2, please refer to Figure 1 、 Figure 3 and Figure 4 A positioning groove 10 for inserting and positioning the upper sieve cover 41 is further arranged at the corner of the first bracket section 11 and the second bracket section 12.

[0063] The beneficial effects of the embodiment are:

[0064] The molecular sieve transverse connection structure is modularly designed, and the upper sieve cover 41, the lower sieve base 42, the second air inlet joint 441, the second oxygen joint 442 and the molecular sieve cylinder 43 are integrated together to form a molecular sieve module 4, and the molecular sieve module 4 is transversely inserted with the interface on the molecular sieve connecting support, so that the molecular sieve module 4 is quickly disassembled and assembled, the convenience of quick disassembly is improved, the assembly time of the oxygen generator is shortened, and the work efficiency is improved.

[0065] The utility model is described in detail above in combination with the embodiment of the drawings, and the person skilled in the art can make various change examples to the utility model according to the above description. Thus, certain details in the embodiment should not constitute the limitation of the utility model, and the protection scope of the utility model will be defined by the appended claims.

Claims

1. A molecular sieve attachment bracket, characterized by, The support body comprises a first support section with a relatively high elevation, a second support section with a relatively low elevation, and a connecting section connected to the first support section and the second support section; a gas distribution valve is arranged on the second support section; the first gas inlet connector and the first oxygen inlet connector are arranged on the first support section, the first gas inlet connector has a first gas inlet adapter and a first gas inlet butt joint connected in communication, and the first oxygen inlet connector has a first oxygen inlet adapter and a first oxygen inlet butt joint connected in communication; the first gas inlet adapter is in communication with the gas distribution valve, the first oxygen inlet adapter directly or indirectly supplies oxygen externally, and the first gas inlet butt joint and the first oxygen inlet butt joint are arranged transversely and supply the molecular sieve module for transverse plug-in communication of the inlet gas and the outlet oxygen.

2. The molecular sieve joint hanger of Claim 1 wherein, The first integrated butt joint support is arranged on the first support section, and the first gas inlet connector and the first oxygen inlet connector are arranged on the first integrated butt joint support; the first gas inlet adapter and the first oxygen inlet adapter are arranged transversely.

3. The molecular sieve joint hanger of Claim 2 wherein, The opening end faces of the first gas inlet adapter and the first oxygen inlet adapter are flush.

4. A molecular sieve cross-connection structure, characterized by, The molecular sieve module comprises a second gas inlet connector and a second oxygen inlet connector, the second gas inlet connector is plugged into the first gas inlet butt joint transversely, and the second oxygen inlet connector is plugged into the first oxygen inlet butt joint transversely.

5. The molecular sieve cross-connection structure of Claim 4 wherein, The molecular sieve module comprises an upper sieve cover, a lower sieve base, and a molecular sieve cylinder; the molecular sieve cylinder is installed between the upper sieve cover and the lower sieve base, and the second gas inlet connector and the second oxygen inlet connector are arranged on the upper sieve cover.

6. The molecular sieve cross-tying structure of claim 5, wherein, The second integrated butt joint support is arranged on the upper sieve cover, the second integrated butt joint support integrally has the second gas inlet connector and the second oxygen inlet connector, and the second gas inlet connector and the second oxygen inlet connector are plugged into the first gas inlet connector and the first oxygen inlet connector, respectively.

7. The molecular sieve cross-tying structure of Claim 6, wherein, The second integrated butt joint support further comprises a gas guide extension pipe, and the outlet oxygen port of the molecular sieve cylinder is in communication with the second oxygen inlet connector through the gas guide extension pipe.

8. The molecular sieve cross-tying structure of Claim 7, wherein, The support body is formed with a guide wedge surface facing the transverse plug-in direction of the second integrated butt joint support; the guide matching surface is implemented as the side surface of the gas guide extension pipe.

9. The molecular sieve cross-connection structure of Claim 6 wherein, The first support section and the second support section are further provided with a positioning groove for inserting and positioning the upper sieve cover.

10. The molecular sieve cross-connection structure of Claim 4 wherein, The second support section is further provided with a first mounting port for mounting a fan and a second mounting port for mounting an oxygen storage tank.

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