Oxygen generator with raw material tank convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of oxygenerators, and discloses an oxygenerator with a raw material tank convenient to disassemble and assemble, the oxygenerator comprises an oxygenerator shell and the raw material tank, a rectangular hole is formed in the left side of the inner wall of the oxygenerator shell, and fixing blocks with one ends extending to the right side of the rectangular hole are arranged at the upper end and the lower end of the left side of the inner wall of the oxygenerator shell; a rectangular plate with one end attached to the left sides of the two fixing blocks is arranged in the rectangular hole. According to the oxygen generator with the raw material tank convenient to disassemble and assemble, fixing of a rectangular plate is relieved by screwing a first hand wheel, at the moment, the rectangular plate can be pulled out leftwards from the interior of a rectangular hole through two handles so that the rectangular plate can be disassembled, then fixing of a connecting plate can be relieved by screwing two second hand wheels, and the connecting plate can be conveniently disassembled. And at the moment, the connecting plate can be pulled out upwards from the interior of the connecting groove, so that the raw material tank is disassembled, finally, the purpose of conveniently disassembling the raw material tank is achieved, and then the raw material tank is conveniently replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of oxygen concentrators, in particular to an oxygen concentrator with a raw material tank that is convenient to disassemble and assemble. Background Art

[0002] An oxygen concentrator 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. Then, distillation is performed to separate them into oxygen and nitrogen. Since oxygen and nitrogen have a wide range of uses, oxygen concentrators are also widely used in the national economy, especially in metallurgy, chemical industry, petroleum, national defense and other industries. However, during the use of existing oxygen concentrators, since most raw material tanks are fixedly installed inside the oxygen concentrator housing, most of the oxygen concentrators are inconvenient to disassemble the raw material tanks, which makes it inconvenient to replace the raw material tanks. Therefore, an oxygen concentrator with a raw material tank that is easy to disassemble is proposed. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] In view of the deficiencies in the prior art, the utility model provides an oxygen concentrator with an easily disassembled raw material tank, which has the advantages of being easy to disassemble the raw material tank, etc., and solves the problem that during the use of the existing oxygen concentrators, most of the raw material tanks are fixedly installed inside the oxygen concentrator housing, so it is inconvenient to disassemble the raw material tanks, which leads to inconvenience in replacing the raw material tanks.

[0005] (II) Technical solution

[0006] In order to achieve the above-mentioned purpose of facilitating the disassembly of the raw material tank, the utility model provides the following technical solutions: an oxygen concentrator with convenient disassembly and assembly of the raw material tank, comprising an oxygen concentrator housing and a raw material tank, the inner wall of the oxygen concentrator housing being provided with a rectangular hole on the left side, the upper and lower ends of the left side of the inner wall of the oxygen concentrator housing being provided with a fixing block with one end extending to the right side of the rectangular hole, the interior of the rectangular hole being provided with a rectangular plate with one end affixed with the left sides of the two fixing blocks, the right side of the rectangular plate being provided with a U-shaped frame located between the two fixing blocks, a first threaded rod being provided between the upper and lower sides of the inner wall of the U-shaped frame, the upper and lower ends of the outer side of the first threaded rod being provided with a moving block with one end movably connected to the right side of the inner wall of the U-shaped frame and the other end movably connected to the right side of the rectangular plate, limiting grooves being provided on opposite sides of the two fixing blocks, and limiting blocks with one end extending to the inside of the two limiting grooves respectively on the opposite sides of the two moving blocks, the first threaded rod The outer side is provided with a first rotating component with one end movably connected to the right side of the inner wall of the U-shaped frame and the other end extending to the left side of the rectangular plate, and handles are provided at the upper and lower ends of the left side of the rectangular plate, and a mounting seat is provided on the inner bottom wall of the oxygen concentrator housing, and a connecting groove is provided on the top of the mounting seat, and a connecting plate is provided inside the connecting groove, and the raw material tank is arranged on the top of the connecting plate, and the front and rear sides of the inner wall of the connecting groove are connected to the rectangular groove arranged on the mounting seat, and second threaded rods are provided on the inner walls of the opposite sides of the two rectangular grooves, and positioning grooves are provided on the front and rear sides of the connecting plate, and the insides of the two rectangular grooves are provided with rectangular positioning blocks with one end respectively threadedly connected to the outer sides of the two second threaded rods and the other ends respectively extending to the inside of the two positioning grooves, and second rotating components with one end respectively extending to the inside of the two rectangular grooves and respectively fixedly connected to the outer sides of the two second threaded rods are provided on the front and rear sides of the top of the mounting seat.

[0007] Preferably, the first rotating assembly includes a worm, a worm located on the rear side of the first threaded rod and with one end extending to the left side of the rectangular plate is movably installed on the right side of the inner wall of the U-shaped frame, a worm wheel located between the two moving blocks and with one end meshing with the worm is fixedly installed on the outer side of the first threaded rod, and a first handwheel is fixedly installed on the left side of the worm.

[0008] Preferably, the second rotating component includes a mounting shaft, and mounting shafts with one end extending into the two rectangular grooves are movably installed on the front and rear sides of the top of the mounting seat, and the first bevel gears are fixedly installed on the bottom of the two mounting shafts, and second bevel gears are fixedly installed on the outer sides of the two second threaded rods, which are respectively located on the opposite sides of the two rectangular positioning blocks and one end of which is respectively meshed with the two first bevel gears, and second hand wheels are fixedly installed on the tops of the two mounting shafts.

[0009] Preferably, first bearings are fixedly mounted on both upper and lower sides of the inner wall of the U-shaped frame, and the first threaded rod is rotatably connected to the inner wall of the U-shaped frame via the first bearing.

[0010] Preferably, the outer side of the first threaded rod is provided with two sections of threads, and the two sections of threads are of equal length and opposite directions, and the insides of the two moving blocks are provided with threaded holes adapted to the first threaded rod.

[0011] Preferably, a second bearing located between the two moving blocks is fixedly mounted on the right side of the inner wall of the U-shaped frame, and the worm is rotationally connected to the right side of the inner wall of the U-shaped frame via the second bearing.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model provides an oxygen concentrator with a convenient disassembly and assembly of the raw material tank, which has the following beneficial effects:

[0014] The oxygen concentrator with convenient disassembly and assembly of the raw material tank can be driven by turning the first hand wheel to rotate the worm, and then the worm wheel can be used to drive the first threaded rod to rotate. During the rotation of the first threaded rod, the two moving blocks and the two limit blocks can be driven to move relative to each other, so that the two limit blocks can be moved out of the two limit grooves respectively, thereby releasing the fixation of the rectangular plate. At this time, the rectangular plate can be pulled out to the left from the inside of the rectangular hole by the two handles, so that the rectangular plate can be removed. Then, the two mounting shafts and the two first bevel gears can be driven to rotate by turning the two second hand wheels, and the two second threaded rods can be driven to rotate by the two second bevel gears. During the rotation of the two second threaded rods, the two rectangular positioning blocks can be driven to move back to each other, so that the two rectangular positioning blocks can be moved out of the two positioning grooves respectively, thereby releasing the fixation of the connecting plate. At this time, the connecting plate can be pulled out upward from the inside of the connecting groove, so that the raw material tank can be removed, and the purpose of facilitating the disassembly of the raw material tank is finally achieved, and then the raw material tank can be replaced conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the local structure of the connection between the rectangular plate and the oxygen concentrator housing of the utility model;

[0017] Figure 3 It is a partial schematic diagram of the left side cross-section of the mounting seat of the utility model;

[0018] Figure 4 For this utility model Figure 3 Enlarged view of point A in the middle.

[0019] In the figure: 1 oxygen generator housing, 2 rectangular hole, 3 fixed block, 4 rectangular plate, 5 U-shaped frame, 6 first threaded rod, 7 moving block, 8 limiting groove, 9 limiting block, 10 first rotating assembly, 101 worm, 102 worm wheel, 103 first hand wheel, 11 handle, 12 mounting seat, 13 connecting groove, 14 connecting plate, 15 raw material tank, 16 rectangular groove, 17 second threaded rod, 18 positioning groove, 19 rectangular positioning block, 20 second rotating assembly, 201 mounting shaft, 202 first bevel gear, 203 second bevel gear, 204 second hand wheel. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: an oxygen concentrator with a raw material tank that is easy to disassemble and assemble, comprising an oxygen concentrator housing 1 and a raw material tank 15, a rectangular hole 2 is opened on the left side of the inner wall of the oxygen concentrator housing 1, and a fixing block 3 with one end extending to the right side of the rectangular hole 2 is fixedly installed at the upper and lower ends of the left side of the inner wall of the oxygen concentrator housing 1, and a rectangular plate 4 with one end abutting against the left sides of the two fixing blocks 3 is movably installed inside the rectangular hole 2.

[0022] A U-shaped frame 5 located between the two fixed blocks 3 is fixedly installed on the right side of the rectangular plate 4, and a first threaded rod 6 is movably installed between the upper and lower sides of the inner wall of the U-shaped frame 5. First bearings are fixedly installed on the upper and lower sides of the inner wall of the U-shaped frame 5, and the first threaded rod 6 is rotatably connected to the inner wall of the U-shaped frame 5 through the first bearing. The upper and lower ends of the outer side of the first threaded rod 6 are threadedly connected to a moving block 7 with one end movably connected to the right side of the inner wall of the U-shaped frame 5 and the other end movably connected to the right side of the rectangular plate 4. Two sections of threads are arranged on the outer side of the first threaded rod 6, and the two sections of threads are equal in length and opposite in direction. Threaded holes matching the first threaded rod 6 are provided inside the two moving blocks 7, and limiting grooves 8 are provided on the opposite sides of the two fixed blocks 3. Limiting blocks 9, one end of which extends to the inside of the two limiting grooves 8 respectively, are fixedly installed on the opposite sides of the two moving blocks 7. Through holes matching the limiting blocks 9 are provided on the upper and lower sides of the inner wall of the U-shaped frame 5.

[0023] A first rotating assembly 10 is fixedly installed on the outer side of the first threaded rod 6, one end of which is movably connected to the right side of the inner wall of the U-shaped frame 5 and the other end of which extends to the left side of the rectangular plate 4. The first rotating assembly 10 includes a worm 101. A worm 101 located on the rear side of the first threaded rod 6 and one end of which extends to the left side of the rectangular plate 4 is movably installed on the right side of the inner wall of the U-shaped frame 5. A second bearing located between the two moving blocks 7 is fixedly installed on the right side of the inner wall of the U-shaped frame 5. The worm 101 is rotatably connected to the right side of the inner wall of the U-shaped frame 5 through the second bearing. A worm wheel 102 located between the two moving blocks 7 and one end of which is meshed with the worm 101 is fixedly installed on the outer side of the first threaded rod 6. A first hand wheel 103 is fixedly installed on the left side of the worm 101, and handles 11 are fixedly installed on the upper and lower ends of the left side of the rectangular plate 4.

[0024] A mounting seat 12 is fixedly installed on the inner bottom wall of the oxygen generator housing 1, a connecting groove 13 is provided on the top of the mounting seat 12, a connecting plate 14 is movably installed inside the connecting groove 13, a raw material tank 15 is fixedly installed on the top of the connecting plate 14, and the front and rear sides of the inner wall of the connecting groove 13 are connected with rectangular grooves 16 provided on the mounting seat 12, and second threaded rods 17 are movably installed on the inner walls of the opposite sides of the two rectangular grooves 16, and third bearings are fixedly installed on the inner walls of the opposite sides of the two rectangular grooves 16. The second threaded rod 17 is rotatably connected to the inner wall of the rectangular groove 16 through the third bearing, and positioning grooves 18 are provided on the front and rear sides of the connecting plate 14. Rectangular positioning blocks 19, one end of which is respectively threadedly connected to the outer sides of the two second threaded rods 17 and the other end of which extends to the inside of the two positioning grooves 18, are movably installed inside the two rectangular grooves 16, and threaded grooves respectively adapted to the two second threaded rods 17 are provided on the opposite sides of the two rectangular positioning blocks 19.

[0025] A second rotating assembly 20 having one end extending into the two rectangular grooves 16 and fixedly connected to the outer sides of the two second threaded rods 17 is movably installed on both the front and rear sides of the top of the mounting seat 12. The second rotating assembly 20 includes a mounting shaft 201. A mounting shaft 201 having one end extending into the two rectangular grooves 16 is movably installed on both the front and rear sides of the top of the mounting seat 12. Mounting holes matching the mounting shaft 201 are provided on both the front and rear sides of the top of the mounting seat 12. A first bevel gear 202 is fixedly installed on the bottom of the two mounting shafts 201. Second bevel gears 203, which are respectively located on the opposite sides of the two rectangular positioning blocks 19 and one end of which is respectively meshed with the two first bevel gears 202, are fixedly installed on the outer sides of the two second threaded rods 17. Second hand wheels 204 are fixedly installed on the tops of the two mounting shafts 201.

[0026] Working principle: when the raw material tank 15 needs to be replaced, the worm 101 can be driven to rotate by turning the first hand wheel 103, and then the first threaded rod 6 can be driven to rotate by the worm gear 102, and the first threaded rod 6 will drive the two moving blocks 7 and the two limit blocks 9 to move relative to each other during the rotation, so that the two limit blocks 9 are respectively moved out of the two limit grooves 8, thereby releasing the fixation of the rectangular plate 4. At this time, the rectangular plate 4 can be pulled out to the left from the inside of the rectangular hole 2 by the two handles 11, so as to remove the rectangular plate 4, and then the two second hand wheels 204 can be turned to drive the two mounting shafts 201 and the two first bevel gears 202 to rotate, and the two second bevel gears 203 will drive the two second threaded rods 17 to rotate, and the two second threaded rods 17 will drive the two rectangular positioning blocks 19 to move away from each other during the rotation, so that the two rectangular positioning blocks 19 are respectively moved out of the two positioning grooves 18, thereby releasing the fixation of the connecting plate 14. The connecting plate 14 can be pulled out upward from the inside of the connecting groove 13 to remove the raw material tank 15, and then the connecting plate 14 at the bottom of the raw material tank 15 for replacement can be inserted into the inside of the connecting groove 13, and then the two second hand wheels 204 are turned in the opposite direction to drive the two rectangular positioning blocks 19 to move relative to each other, so that the two rectangular positioning blocks 19 are moved to the inside of the two positioning grooves 18 respectively, thereby fixing the connecting plate 14 and the raw material tank 15, and then the rectangular plate 4 can be inserted into the inside of the rectangular hole 2 until the right side of the rectangular plate 4 is in contact with the left side of the two fixing blocks 3, and then the first hand wheel 103 is turned in the opposite direction to drive the first threaded rod 6 to rotate in the opposite direction. At this time, the first threaded rod 6 will drive the two moving blocks 7 and the two limit blocks 9 to move in opposite directions during the rotation process, so that the two limit blocks 9 are moved to the inside of the two limit grooves 8 respectively, thereby fixing the rectangular plate 4, that is, completing the replacement operation of the raw material tank 15, which is simple to operate and convenient for users.

[0027] In summary, the oxygen concentrator with convenient disassembly and assembly of the raw material tank drives the worm 101 to rotate by turning the first hand wheel 103, and then drives the first threaded rod 6 to rotate by the worm wheel 102. During the rotation of the first threaded rod 6, the two moving blocks 7 and the two limit blocks 9 will be driven to move relative to each other, so that the two limit blocks 9 are respectively moved out from the inside of the two limit grooves 8, thereby releasing the fixation of the rectangular plate 4. At this time, the rectangular plate 4 can be pulled out to the left from the inside of the rectangular hole 2 by the two handles 11, so as to remove the rectangular plate 4, and then the two second hand wheels 204 can be turned to drive the two installation shafts 201 and the two first bevel gears 202 to rotate, and then the two second bevel gears 203 drive the two second threaded The rod 17 rotates, and the two second threaded rods 17 will drive the two rectangular positioning blocks 19 to move away from each other during the rotation process, so that the two rectangular positioning blocks 19 are respectively moved out from the inside of the two positioning grooves 18, thereby releasing the fixation of the connecting plate 14. At this time, the connecting plate 14 can be pulled out upward from the inside of the connecting groove 13, so as to remove the raw material tank 15, and finally achieve the purpose of facilitating the disassembly of the raw material tank 15, and then facilitate the replacement of the raw material tank 15, and solve the problem that during the use of the existing oxygen generator, most of the raw material tanks are fixedly installed inside the oxygen generator housing, so most of the oxygen generators have the problem of being inconvenient to disassemble the raw material tank, which leads to the problem of inconvenience in replacing the raw material tank.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An oxygen concentrator with a raw material tank that is easy to disassemble and assemble, comprising an oxygen concentrator housing (1) and a raw material tank (15), characterized in that: A rectangular hole (2) is provided on the left side of the inner wall of the oxygen generator housing (1); a fixing block (3) with one end extending to the right side of the rectangular hole (2) is provided at both upper and lower ends of the left side of the inner wall of the oxygen generator housing (1); a rectangular plate (4) with one end in contact with the left sides of the two fixing blocks (3) is provided inside the rectangular hole (2); a U-shaped frame (5) located between the two fixing blocks (3) is provided on the right side of the rectangular plate (4); a first threaded rod (6) is provided between the upper and lower sides of the inner wall of the U-shaped frame (5); the first threaded rod (6) is provided on the outside The upper and lower ends of the side are both provided with a moving block (7) with one end movably connected to the right side of the inner wall of the U-shaped frame (5) and the other end movably connected to the right side of the rectangular plate (4); the opposite sides of the two fixed blocks (3) are both provided with a limiting groove (8); the opposite sides of the two moving blocks (7) are both provided with a limiting block (9) with one end extending to the inside of the two limiting grooves (8) respectively; the outer side of the first threaded rod (6) is provided with a first rotating component (10) with one end movably connected to the right side of the inner wall of the U-shaped frame (5) and the other end extending to the left side of the rectangular plate (4); The upper and lower ends of the left side of the rectangular plate (4) are both provided with handles (11); the inner bottom wall of the oxygen generator housing (1) is provided with a mounting seat (12); the top of the mounting seat (12) is provided with a connecting groove (13); the interior of the connecting groove (13) is provided with a connecting plate (14); the raw material tank (15) is provided on the top of the connecting plate (14); the front and rear sides of the inner wall of the connecting groove (13) are both connected with rectangular grooves (16) provided on the mounting seat (12); and the inner walls of the two rectangular grooves (16) on opposite sides are both provided with A second threaded rod (17) is arranged, positioning grooves (18) are arranged on both the front and rear sides of the connecting plate (14), and rectangular positioning blocks (19) are arranged inside the two rectangular grooves (16), one end of which is respectively threadedly connected to the outer sides of the two second threaded rods (17) and the other end of which extends to the inside of the two positioning grooves (18), and second rotating components (20) are arranged on both the front and rear sides of the top of the mounting seat (12), one end of which is respectively extended to the inside of the two rectangular grooves (16) and is respectively fixedly connected to the outer sides of the two second threaded rods (17).

2. The oxygen concentrator with a conveniently disassembled raw material tank according to claim 1, characterized in that: The first rotating assembly (10) comprises a worm (101); a worm (101) is movably mounted on the right side of the inner wall of the U-shaped frame (5), the worm (101) being located behind the first threaded rod (6) and having one end extending to the left side of the rectangular plate (4); a worm wheel (102) is fixedly mounted on the outer side of the first threaded rod (6), the worm wheel being located between the two moving blocks (7) and having one end meshing with the worm (101); and a first hand wheel (103) is fixedly mounted on the left side of the worm (101).

3. The oxygen concentrator with a conveniently disassembled raw material tank according to claim 1, characterized in that: The second rotating assembly (20) comprises a mounting shaft (201), and the mounting shafts (201) with one end extending into the two rectangular grooves (16) are movably mounted on both the front and rear sides of the top of the mounting seat (12), and the first bevel gears (202) are fixedly mounted on the bottoms of the two mounting shafts (201), and the second bevel gears (203) are fixedly mounted on the outer sides of the two second threaded rods (17), which are located on the opposite sides of the two rectangular positioning blocks (19) and one end of which is respectively meshed with the two first bevel gears (202), and the second hand wheels (204) are fixedly mounted on the tops of the two mounting shafts (201).

4. The oxygen concentrator with a conveniently disassembled raw material tank according to claim 1, characterized in that: First bearings are fixedly mounted on both upper and lower sides of the inner wall of the U-shaped frame (5), and the first threaded rod (6) is rotatably connected to the inner wall of the U-shaped frame (5) via the first bearing.

5. The oxygen concentrator with a conveniently disassembled raw material tank according to claim 1, characterized in that: The outer side of the first threaded rod (6) is provided with two sections of threads, and the two sections of threads are of equal length and opposite directions. The insides of the two moving blocks (7) are provided with threaded holes that are compatible with the first threaded rod (6).

6. The oxygen concentrator with a conveniently disassembled raw material tank according to claim 2, characterized in that: A second bearing located between two moving blocks (7) is fixedly mounted on the right side of the inner wall of the U-shaped frame (5), and the worm (101) is rotationally connected to the right side of the inner wall of the U-shaped frame (5) via the second bearing.

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