Molecular sieve sintering filtering structure

Abstract

The utility model discloses a molecular sieve sintering filter structure, which is applied to the field of filter structures and comprises an outer cylinder, a sintering filter cylinder is mounted in the outer cylinder, the surface and the bottom of the outer cylinder are respectively communicated with an air outlet and an air inlet in a penetrating manner, and the top of the outer cylinder is in threaded connection with a sealing cover. The top of the sealing cover is connected with an inflating valve in a penetrating and bolting mode, a fixing frame is installed in the sealing cover, a through hole is formed in the bottom of the fixing frame, an air bag is installed at the bottom of the fixing frame, a fixing block is installed on the surface of the outer cylinder, and a mounting base is arranged on one side of the fixing block. Mounting grooves are formed in the front face and the back face of the fixing block. The molecular sieve can be limited, the situation that the molecular sieve cannot be filled with the inside and shakes is avoided, the service life of the inside molecular sieve is prolonged, meanwhile, personnel can conveniently and rapidly disassemble and assemble the molecular sieve, operation is easy and labor-saving, the replacement and maintenance efficiency of the personnel is improved, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter structure field, especially in a kind of molecular sieve sintering filter structure. BACKGROUND

[0002] At present, the Chinese utility model with announcement number CN218485460U discloses a filter cartridge for molecular sieve oxygen generator. The oxygen generator filter structure can improve the filtering area by coaxially arranging the filter cartridge and the inlet. However, there are still other problems in the use process, such as the inability to limit the internal molecular sieve, the granular molecular sieve, the movable state of the molecular sieve after being added into the cartridge, the collision between the internal molecular sieve and the filter cartridge caused by strong shaking of the filter cartridge due to external force, the reduction of the service life of the internal molecular sieve, and the inconvenience of personnel for quick disassembly and assembly. When the filter structure fails or the internal molecular sieve needs to be replaced, personnel need to use tools to assist in disassembly, which is time-consuming and labor-intensive. To solve the above problems, a molecular sieve sintering filter structure is proposed. SUMMARY

[0003] The utility model aims to provide a molecular sieve sintering filter structure, which solves the problem of the inability of the existing filter structure to limit the molecular sieve and the inconvenience of personnel for quick disassembly and assembly.

[0004] The above technical purpose of the utility model is achieved by the following technical scheme: a molecular sieve sintering filter structure includes an outer cylinder, a sintering filter cartridge is installed inside the outer cylinder, an air outlet and an air inlet are respectively communicated through the surface and the bottom of the outer cylinder, a sealing cover is threadedly connected to the top of the outer cylinder, an air valve is bolted through the top of the sealing cover, a fixed frame is installed inside the sealing cover, a through hole is formed in the bottom of the fixed frame, an air bag is installed at the bottom of the fixed frame, a fixed block is installed on the surface of the outer cylinder, a mounting seat is arranged on one side of the fixed block, mounting grooves are formed on the front and back surfaces of the fixed block, a limiting plate is arranged inside the mounting groove, and a limiting spring is bolted between the limiting plate and the mounting groove through a spring fixing sheet.

[0005] The above technical scheme can limit the molecular sieve, avoid the shaking of the molecular sieve due to the inability to fill the internal part, prolong the service life of the internal molecular sieve, facilitate the quick disassembly and assembly of personnel, improve the replacement and maintenance efficiency of personnel, and has high practicability.

[0006] The utility model is further provided as follows: mounting plates are welded to the top and bottom of the mounting seat, and mounting holes are formed in the mounting plates.

[0007] The installation plate is arranged, so that personnel can use screws to fix the mounting seat to the internal shell of the oxygen generator, and the temporary punching is reduced.

[0008] The gas valve nozzle is further provided with a dustproof cap.

[0009] The dustproof cap is arranged, so that the dustproof effect of the opening of the gas valve nozzle is improved.

[0010] The installation groove is further provided with a guide rod, and the limiting plate is provided with a guide groove.

[0011] The guide rod and the guide groove are arranged, so that the limiting plate is limited, and the limiting plate is prevented from tilting and being pushed when moving inward under stress.

[0012] The outer cylinder is coated with anticorrosive paint.

[0013] The anticorrosive paint is arranged, so that the anticorrosion and moisture-proof effects of the surface of the outer cylinder are improved.

[0014] The limiting spring is made of carbon spring steel.

[0015] The limiting spring has the characteristics of excellent mechanical properties, good anti-bounce performance, low-temperature resistance and corrosion resistance.

[0016] In summary, the utility model has the following beneficial effects:

[0017] 1. The utility model discloses a dustproof sintering filter cartridge, which comprises an outer cylinder, a sealing cover, a fixed frame, a gas bag, a charging assembly and a molecular sieve.

[0018] 2. The utility model discloses a fixing seat is fixed to the specified position through the screw through the installation hole, when fixing seat is fixed, two limit boards are pushed inwards with hand, and the limit board will be received into the installation groove through the cooperation of guide rod and guide groove when pushing, and the fixed block is pushed into the fixing seat, and when the fixed block is pushed to the bottom, the limit board resets and extends from the limit groove under the action of limit spring, can conveniently personnel quick assembly and disassembly, simple operation saves labours, improves the replacement and maintenance efficiency of personnel, and the practicality is high. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the utility model structure perspective view;

[0020] Figure 2 It is the utility model structure front view;

[0021] Figure 3 It is the utility model structure overhead enlarged sectional view;

[0022] Figure 4 It is the utility model Figure 2 A place structure enlarged view in.

[0023] Reference signs: 1, outer tube;2, sintering filter cylinder;3, gas outlet;4, air inlet;5, sealing cover;6, valve nozzle;7, fixed frame;8, through -hole;9, air bag;10, fixed block;11, fixing seat;12, installation groove;13, limit board;14, limit spring;15, mounting plate;16, dust cap;17, guide rod;18, guide groove. DETAILED DESCRIPTION

[0024] The utility model will be further explained in detail in connection with the drawings.

[0025] Example 1:

[0026] Reference Figure 1 、 Figure 2 、 Figure 3 and Figure 4The utility model provides a sintered filter structure of molecular sieve, including outer tube 1, the inside installation of sintered filter cartridge 2 of outer tube 1 is equipped with the gas outlet 3 and the gas inlet 4 respectively in the surface and the bottom of outer tube 1 is communicated through, the top of outer tube 1 is connected with the sealing cover 5 of screw thread, the top of sealing cover 5 is penetrated and is tied with the gas valve 6 of peg, the inside installation of sealing cover 5 is equipped with fixed frame 7, the bottom of fixed frame 7 is equipped with air bag 9 with the through -hole 8 of fixed frame 7 bottom, by first rotating sealing cover 5 from outer tube 1, after sealing cover 5 is taken down, molecular sieve is poured into from above to outer tube 1, after molecular sieve is poured into the appropriate amount, sealing cover 5 is screwed into outer tube 1 again, sealing cover 5 will make fixed frame 7 and air bag 9 enter sintered filter cartridge 2 after installation, by the gas from the gas valve 6 of inflating assembly is sent into fixed frame 7, the gas sent into fixed frame 7 will enter air bag 9 through the through -hole 8 and make it expand greatly, air bag 9 will be closely combined with the molecular sieve particle below after expansion, can position molecular sieve, avoid molecular sieve to shake due to the inability to fill the inside, prolong the service life of internal molecular sieve.

[0027] Reference Figure 1 And Figure 2 The surface of the gas valve 6 is connected with a dust cap 16 by screw thread, which can improve the dustproof effect of the opening of the gas valve 6.

[0028] Reference Figure 1 、 Figure 2 、 Figure 3 And Figure 4 The surface of the outer tube 1 is coated with anticorrosive paint, which can improve the corrosion and moisture resistance of the surface of the outer tube 1.

[0029] Brief description of the use process: by first rotating sealing cover 5 from outer tube 1, after sealing cover 5 is taken down, molecular sieve is poured into from above to outer tube 1, after molecular sieve is poured into the appropriate amount, sealing cover 5 is screwed into outer tube 1 again, sealing cover 5 will make fixed frame 7 and air bag 9 enter sintered filter cartridge 2 after installation, by the gas from the gas valve 6 of inflating assembly is sent into fixed frame 7, the gas sent into fixed frame 7 will enter air bag 9 through the through -hole 8 and make it expand greatly, air bag 9 will be closely combined with the molecular sieve particle below after expansion.

[0030] Example 2:

[0031] Reference Figure 1 、 Figure 2 And Figure 3The utility model provides a sintered filter structure of molecular sieve, the surface of outer cylinder 1 is equipped with fixed block 10, one side of fixed block 10 is equipped with mounting seat 11, and the front and back of fixed block 10 are all equipped with mounting groove 12, the inside of mounting groove 12 is equipped with limiting plate 13, and the limiting plate 13 is connected with limiting spring 14 through spring fixing piece between one side and mounting groove 12, when mounting seat 11 is fixed, two limiting plates 13 are pushed inwards by hand, and the limiting plate 13 is inducted into mounting groove 12 through the cooperation of guide rod 17 and guide groove 18, then fixed block 10 is pushed into mounting seat 11, and when fixed block 10 is pushed to the bottom, limiting plate 13 is reset and extends from limiting groove under the action of limiting spring 14, which can facilitate personnel to disassemble and assemble quickly, is simple and easy to operate, improves the replacement and maintenance efficiency of personnel and is high in practicality.

[0032] Reference Figure 1 And Figure 2 The top and bottom of mounting seat 11 are welded with mounting plate 15, and the inside of mounting plate 15 is provided with mounting hole, which can facilitate personnel to fix mounting seat 11 to the internal shell of the oxygen generator by screw, and reduces the trouble of temporary punching.

[0033] Reference Figure 3 The inside of mounting groove 12 is welded with guide rod 17, the inside of limiting plate 13 is provided with guide groove 18, and the other end of guide rod 17 extends into the inside of guide groove 18, which can limit limiting plate 13 and prevent limiting plate 13 from tilting and resisting when moving inwards under stress.

[0034] Reference Figure 3 Limiting spring 14 is made of carbon spring steel material, and has the characteristics of excellent mechanical properties, good anti-bounce performance, low-temperature resistance and corrosion resistance.

[0035] Brief description of the use process: when mounting seat 11 is fixed, two limiting plates 13 are pushed inwards by hand, and the limiting plate 13 is inducted into mounting groove 12 through the cooperation of guide rod 17 and guide groove 18, then fixed block 10 is pushed into mounting seat 11, and when fixed block 10 is pushed to the bottom, limiting plate 13 is reset and extends from limiting groove under the action of limiting spring 14.

[0036] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and the person skilled in the art can make modifications without creative contribution according to the needs after reading the specification, but as long as it is within the scope of the claims of the utility model, it is protected by the patent law.

Claims

1. A sintered filter structure of molecular sieves comprising an outer cylinder (1), characterised in that: The inside of the outer cylinder (1) is mounted with a sintering filter cylinder (2), the surface and bottom of the outer cylinder (1) are respectively communicated with an air outlet (3) and an air inlet (4), the top of the outer cylinder (1) is threadedly connected with a sealing cover (5), the top of the sealing cover (5) is bolted with an air valve (6), the inside of the sealing cover (5) is mounted with a fixed frame (7), the bottom of the fixed frame (7) is provided with a through hole (8), the bottom of the fixed frame (7) is mounted with an air bag (9), the surface of the outer cylinder (1) is mounted with a fixed block (10), one side of the fixed block (10) is provided with a mounting seat (11), the front and back of the fixed block (10) are both provided with a mounting groove (12), the inside of the mounting groove (12) is provided with a limiting plate (13), the limiting plate (13) and the mounting groove (12) are bolted with a limiting spring (14) through a spring fixing sheet.

2. The sintered filtration structure of claim 1, wherein, The top and bottom of the mounting seat (11) are both welded with a mounting plate (15), the inside of the mounting plate (15) is provided with a mounting hole.

3. The sintered filtration structure of claim 1, wherein, The surface of the air valve (6) is threadedly connected with a dustproof cap (16).

4. The sintered filtration structure of claim 1, wherein, The inside of the mounting groove (12) is welded with a guide rod (17), the inside of the limiting plate (13) is provided with a guide groove (18), the other end of the guide rod (17) extends into the inside of the guide groove (18).

5. The sintered filtration structure of claim 1, wherein, The surface of the outer cylinder (1) is coated with anticorrosive paint.

6. The sintered filtration structure of claim 1, wherein, The limiting spring (14) is made of carbon spring steel material.

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