Oxygen generator with filtering structure

Abstract

The utility model discloses an oxygen generator with a filtering structure, which comprises a machine body, a notch is arranged on the back of the machine body, an air inlet grid is arranged on the inner wall of the notch, the air inlet grid is connected with the machine body through a first limiting component, a supporting plate is fixedly mounted on the air inlet grid, a sponge is movably inserted between the air inlet grid and the supporting plate, and the air inlet grid is connected with the machine body through a second limiting component. And a cylinder is fixedly mounted on the inner wall of the notch. Through the arrangement of the first limiting assembly and the second limiting assembly, when a user needs to disassemble the sponge, a pull handle in the first limiting assembly can be pulled, so that a clamping block is pulled out of a square groove, and therefore, the air inlet grid can be taken down, and the sponge can be taken down; when the filter is used, limiting of the side lug plates can be relieved through the plug pins in the second limiting assemblies, so that the cover plate can be taken down, the filter cloth is pulled out, quick disassembly of the sponge and the filter cloth is achieved, a user can conveniently clean or replace the filter, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to oxygen generator technical field especially relates to an oxygen generator with filter structure. BACKGROUND

[0002] Oxygen generator is a kind of machine for making oxygen, its principle is to use air separation technology, first air is compressed with high density, then is separated into oxygen and nitrogen by condensation point difference of each component in air at certain temperature, in general condition, it is called oxygen generator because it is used for producing oxygen, oxygen and nitrogen are widely used, so oxygen generator is widely used in national economy, especially in metallurgy, chemical industry, petroleum, national defense and other industries.

[0003] However, the prior art has some problems: in order to avoid impurities in the air entering the oxygen generator as much as possible, the oxygen generator generally uses a filter structure to filter the extracted air, so that pure oxygen can enter the oxygen generator, but the sponge or filter cloth in the filter structure needs to be cleaned or replaced after a long time of use, but the sponge or filter cloth in the filter structure of the existing oxygen generator is inconvenient to remove, so the user needs to spend a certain amount of time and use auxiliary tools to remove the sponge or filter cloth, therefore we propose an oxygen generator with filter structure. CONTENT OF THE UTILITY MODEL

[0004] In view of the problems existing in the prior art, the utility model aims at providing an oxygen generator with filter structure, by setting first limiting assembly and second limiting assembly, it is convenient for user to quickly disassemble sponge or filter cloth, and it is convenient to use.

[0005] The utility model is realized in this way, an oxygen generator with filter structure, including body, the back of body is provided with notch, the inner wall of notch is provided with air inlet grid, the air inlet grid is connected between first limiting assembly, the air inlet grid is fixedly installed with support plate, the air inlet grid is movably inserted with sponge between air inlet grid and support plate, the inner wall of notch is fixedly installed with cylinder, the inside of cylinder is movably installed with filter cloth, the cylinder is provided with cover plate, the cover plate is connected between second limiting assembly and cylinder.

[0006] Optionally, the both sides of the inner wall of the notch are provided with square groove, the first limiting assembly includes clamping block, the clamping block is movably installed on the air inlet grid, one end of the clamping block is inserted in the square groove, the air inlet grid is provided with through hole, the through hole is provided with pull handle fixedly connected with the clamping block.

[0007] Optionally, the both sides of the air inlet grid are fixedly installed with fixed block, the first spring is fixedly connected between the fixed block and the pull handle.

[0008] Optionally, the second limiting assembly comprises two round rods, the two round rods are fixedly installed on two sides of the cylinder, a folding plate is fixedly sleeved on the round rod, side ear plates are fixedly installed on two sides of the cover plate, the side ear plates are movably sleeved on the round rods, clamping grooves are formed in the side ear plates, a bolt is movably inserted in the folding plate, one end of the bolt extends into the clamping groove, and the other end of the bolt is fixedly connected with a pulling block.

[0009] Optionally, a reset spring is fixedly connected to the pulling block, and the other end of the reset spring is fixedly connected to the folding plate.

[0010] Optionally, a second spring is movably sleeved on the outer surface of the round rod, one end of the second spring is fixedly connected to the folding plate, and the other end of the second spring movably abuts against the side ear plate.

[0011] Optionally, a sealing ring is fixedly installed on the cover plate, and the diameter of the sealing ring is the same as the diameter of the cover plate.

[0012] Optionally, a horizontal rod is fixedly installed on the cover plate, and a pressing ring is fixedly installed at the other end of the horizontal rod.

[0013] Optionally, heat dissipation holes are formed in the two sides of the machine body, and the heat dissipation holes are uniformly distributed at the bottom of the two sides of the machine body.

[0014] Optionally, universal wheels are movably installed at the two sides of the bottom of the machine body, the number of the universal wheels is four, and the four universal wheels are arranged at four corners of the bottom surface of the machine body.

[0015] Compared with the prior art, the present application has the following beneficial effects:

[0016] The first limiting assembly and the second limiting assembly are arranged, when the sponge needs to be removed, the pulling handle in the first limiting assembly is pulled, the clamping block is pulled out of the square groove, the air inlet grid can be removed, and then the sponge can be removed, when the filter cloth needs to be removed, the bolt in the second limiting assembly is used to release the limiting of the side ear plate, the cover plate can be removed, and then the filter cloth can be pulled out, the sponge and the filter cloth can be quickly removed, the sponge and the filter cloth are convenient for the user to clean or replace, and use is facilitated.

[0017] Other features and advantages of the present application will become clear from the following detailed description of exemplary embodiments thereof, with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural schematic view of the present application;

[0019] Figure 2It is the side structure schematic view provided by the utility model;

[0020] Figure 3 It is the split structure schematic view provided by the utility model;

[0021] Figure 4 It is the structure schematic view of the back of the air inlet grid provided by the utility model;

[0022] Figure 5 It is the partial structure schematic view of the air inlet grid provided by the utility model;

[0023] Figure 6 It is the structure schematic view of the front of the cylinder provided by the utility model;

[0024] Figure 7 It is the partial sectional structure schematic view of the inside of the clamping groove provided by the utility model;

[0025] Figure 8 It is the split structure schematic view of the cylinder and filter cloth provided by the utility model;

[0026] Figure 9 It is Figure 3 The local enlarged structure schematic view of A in the middle.

[0027] In the drawing: 1, machine body; 2, notch; 3, air inlet grid; 4, support plate; 5, sponge; 6, cylinder; 7, filter cloth; 8, cover plate; 9, square groove; 10, clamping block; 11, through hole; 12, pull handle; 13, fixed block; 14, first spring; 15, round rod; 16, folding plate; 17, side ear plate; 18, clamping groove; 19, bolt; 20, pull block; 21, return spring; 22, second spring; 23, sealing ring; 24, cross rod; 25, compression ring; 26, heat dissipation hole; 27, universal wheel. DETAILED DESCRIPTION

[0028] In order to further understand the utility model content, characteristics and efficacy of the utility model, the following examples are cited, and the drawings are described in detail as follows.

[0029] As Figures 1 to 9 Indicated, the utility model embodiment provides a kind of oxygen generator with filter structure, including machine body 1, the back of machine body 1 is provided with notch 2, the inner wall of notch 2 is provided with air inlet grid 3, air inlet grid 3 and machine body 1 are connected by first limiting component, air inlet grid 3 is fixedly installed with support plate 4, sponge 5 is movably inserted between air inlet grid 3 and support plate 4, the inner wall of notch 2 is fixedly installed with cylinder 6, filter cloth 7 is movably installed in the inside of cylinder 6, cover plate 8 is provided on cylinder 6, cover plate 8 and cylinder 6 are connected by second limiting component.

[0030] Further, the inner wall of the notch 2 is provided with a square groove 9 on both sides, the first limiting component includes a clamping block 10, the clamping block 10 is movably installed on the air inlet grid 3, one end of the clamping block 10 is inserted into the square groove 9, the air inlet grid 3 is provided with a through hole 11, and the through hole 11 is provided with a pull handle 12 fixedly connected with the clamping block 10.

[0031] By pulling the pull handle 12, the clamping block 10 can be pulled out of the square groove 9, so that the limiting of the air inlet grid 3 is released, and the user can disassemble the air inlet grid 3 and then remove the sponge 5 for cleaning.

[0032] Further, the air inlet grid 3 is fixedly installed with a fixed block 13 on both sides, and the first spring 14 is fixedly connected between the fixed block 13 and the pull handle 12.

[0033] By setting the first spring 14 in a stretched state, due to the elastic recovery effect of the first spring 14, the clamping block 10 will have a tendency to move into the square groove 9, so that the air inlet grid 3 can be stably limited on the machine body 1 by the clamping block 10.

[0034] Further, the second limiting component includes a round rod 15, the number of the round rod 15 is two, the two round rods 15 are fixedly installed on both sides of the cylinder 6, the round rod 15 is fixedly sleeved with a folding plate 16, the both sides of the cover plate 8 are fixedly installed with a side ear plate 17, the side ear plate 17 is movably sleeved on the round rod 15, the side ear plate 17 is provided with a clamping groove 18, the folding plate 16 is movably inserted with a latch 19, one end of the latch 19 extends into the clamping groove 18, and the other end of the latch 19 is fixedly connected with a pull block 20.

[0035] By pulling the pull block 20 to pull the latch 19 out of the clamping groove 18, the limiting of the cover plate 8 can be released, so that the cover plate 8 can be removed to take out the filter cloth 7 in the cylinder 6, and the filter cloth 7 can be replaced or cleaned.

[0036] Further, the pull block 20 is fixedly connected with a reset spring 21, and the other end of the reset spring 21 is fixedly connected to the folding plate 16.

[0037] By setting the reset spring 21 in a stretched state, due to the elastic recovery effect of the reset spring 21, the latch 19 will have a tendency to move close to the side ear plate 17, so that one end of the latch 19 can be kept in the clamping groove 18, thereby maintaining the limiting effect of the cover plate 8.

[0038] Further, the outer surface of the round rod 15 is movably sleeved with a second spring 22, one end of the second spring 22 is fixedly connected to the folding plate 16, and the other end of the second spring 22 is movably abutted on the side ear plate 17.

[0039] When the cover plate 8 drives the side ear plate 17 to close on the cylinder 6, the side ear plate 17 can compress the second spring 22, so that when the bolt 19 is removed from the inside of the clamping groove 18 to release the limiting effect of the cover plate 8, the side ear plate 17 and the cover plate 8 will be pushed by the second spring 22 due to the elastic force of the second spring 22. A distance, the user can release the hand pulling the bolt 19 to remove the cover plate 8.

[0040] Further, the cover plate 8 is fixedly installed with a sealing ring 23, and the diameter of the sealing ring 23 is the same as the diameter of the cover plate 8.

[0041] Through the design of the sealing ring 23, the sealing effect of the cylinder 6, the filter cloth 7 and the cover plate 8 when closing can be improved.

[0042] Further, the cover plate 8 is fixedly installed with a cross rod 24, and the other end of the cross rod 24 is fixedly installed with a pressing ring 25.

[0043] Through the design of the pressing ring 25, when the cover plate 8 abuts on the cylinder 6, the pressing ring 25 can press the filter cloth 7, so as to ensure that the filter cloth 7 maintains a good shape to filter air.

[0044] Further, the body 1 is provided with a heat dissipation hole 26 on both sides, and the heat dissipation holes 26 are uniformly distributed on the bottom of the body 1.

[0045] Further, the body 1 is provided with a heat dissipation hole 26 on both sides, and the heat dissipation holes 26 are uniformly distributed on the bottom of the body 1.

[0046] The working principle and use process of the utility model are as follows:

[0047] When the user needs to disassemble the sponge 5 and the filter cloth 7 for cleaning or replacement, first, the clamping block 10 can be pulled out from the inside of the square groove 9 to release the limiting of the air inlet grid 3, so that the user can disassemble the air inlet grid 3 and then remove the sponge 5 for cleaning. When the filter cloth 7 needs to be removed, first, the bolt 19 can be pulled out from the inside of the clamping groove 18 by pulling the pull block 20, so that the limiting of the cover plate 8 can be released. Due to the elastic force of the second spring 22, the side ear plate 17 and the cover plate 8 will be pushed by the second spring 22 for a distance, so that the user can release the hand pulling the pull block 20 to remove the cover plate 8, so that the cover plate 8 can be removed to take out the filter cloth 7 inside the cylinder 6, and the filter cloth 7 can be replaced or cleaned.

[0048] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An oxygen generator with a filtering structure, comprising a machine body (1), characterized in that: The back of the machine body (1) is provided with a notch (2), the inner wall of the notch (2) is provided with an air inlet grille (3), the air inlet grille (3) and the machine body (1) are connected through a first limiting component, the air inlet grille (3) is fixedly installed with a supporting plate (4), the air inlet grille (3) and the supporting plate (4) are movably connected with a sponge (5), the inner wall of the notch (2) is fixedly installed with a cylinder (6), the inside of the cylinder (6) is movably installed with a filter cloth (7), the cylinder (6) is provided with a cover plate (8), and the cover plate (8) and the cylinder (6) are connected through a second limiting component.

2. The oxygen generator with a filtering structure according to claim 1, characterized in that: The both sides of the inner wall of the notch (2) are provided with square grooves (9), the first limiting component comprises a clamping block (10), the clamping block (10) is movably installed on the air inlet grille (3), one end of the clamping block (10) is inserted into the square groove (9), and the air inlet grille (3) is provided with a through hole (11).

3. The oxygen generator with filtering structure according to claim 1, characterized in that: The both sides of the air inlet grille (3) are fixedly installed with fixed blocks (13), and the first spring (14) is fixedly connected between the fixed blocks (13) and the pull handle (12).

4. The oxygen generator with filtering structure according to claim 1, characterized in that: The second limiting component comprises a round rod (15), the number of the round rod (15) is two, the two round rods (15) are fixedly installed on the both sides of the cylinder (6), the round rod (15) is fixedly sleeved with a folding plate (16), the both sides of the cover plate (8) are fixedly installed with side ear plates (17), the side ear plates (17) are movably sleeved on the round rod (15), the side ear plates (17) are provided with clamping grooves (18), the folding plate (16) is movably inserted with a latch (19), one end of the latch (19) extends into the clamping groove (18), and the other end of the latch (19) is fixedly connected with a pull block (20).

5. The oxygen generator with filtering structure according to claim 4, characterized in that: The pull block (20) is fixedly connected with a reset spring (21), and the other end of the reset spring (21) is fixedly connected to the folding plate (16).

6. The oxygen generator with filtering structure according to claim 4, characterized in that: The outer surface of the round rod (15) is movably sleeved with a second spring (22), one end of the second spring (22) is fixedly connected to the folding plate (16), and the other end of the second spring (22) is movably abutted on the side ear plate (17).

7. The oxygen generator with filtering structure according to claim 1, characterized in that: The cover plate (8) is fixedly installed with a sealing ring (23), and the diameter of the sealing ring (23) is the same as that of the cover plate (8).

8. The oxygen generator with filtering structure according to claim 1, characterized in that: The cover plate (8) is fixedly installed with a cross rod (24), and the other end of the cross rod (24) is fixedly installed with a pressing ring (25).

9. The oxygen generator with filtering structure according to claim 1, characterized in that: The both sides of the machine body (1) are provided with heat dissipation holes (26), and the heat dissipation holes (26) are evenly distributed on the bottom of the both sides of the machine body (1).

10. The oxygen generator with filtering structure according to claim 1, characterized in that: The both sides of the bottom of the machine body (1) are movably installed with universal wheels (27), the number of the universal wheels (27) is four, and the four universal wheels (27) are arranged at the four corners of the bottom surface of the machine body (1).

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