Air separation plant filtering structure easy to clean

Abstract

The utility model discloses an air separation plant filtering structure easy to clean. According to the technical scheme, the air separation plant filtering structure easy to clean is characterized by comprising a screening box body, a supporting frame, a sealing cover plate, an exhaust shell, an exhaust hole, an air extracting pump, an air inlet pipeline, an ozone generator and a filtering unit. According to the air separation plant filtering structure easy to clean, air is conveyed into the screening box body through the air inlet pipeline, ozone is generated by the ozone generator and neutralized and oxidized with substances in the air, and through the filtering units designed in a layered mode, gas can be mixed more sufficiently, the reaction is more thorough, and the filtering effect is better. And the filtering unit can be quickly removed from the screening box body, so that the air filtering quality is effectively ensured.

Description

Technical Field

[0001] The utility model relates to the field of air separation equipment and apparatus, in particular to an air separation equipment filtering structure which is easy to clean. Background Art

[0002] There is a lot of dust in the air. When the air turbine compressor (air compressor for short) runs at high speed for a long time, dust will cause wear, corrosion and scaling of the impeller, blades and other parts inside the machine, shortening the service life of the machine. Therefore, it is necessary to set up a raw air filter to remove dust in the air. In addition to a lot of dust, the raw air also contains moisture, carbon dioxide, and hydrocarbons such as acetylene. Most modern air separation equipment uses molecular sieve purification system to remove these impurities to improve the cleanliness of the air entering the cold box and prevent moisture and carbon dioxide from condensing and threatening the normal operation of the air separation equipment. Therefore, gas filtration, precooling and purification equipment are an indispensable part of air separation equipment.

[0003] However, due to the design characteristics of the filter structure used in the current air separation equipment, it is not easy to clean the filter unit used for air filtration during actual use, thereby reducing the quality of filtering impurities in the air. Utility Model Content

[0004] In view of the problems mentioned in the background technology, the purpose of the utility model is to provide an air separation equipment filtering structure that is easy to clean, so as to solve the problems mentioned in the background technology.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions:

[0006] A filter structure for an air separation device that is easy to clean, comprising a screening box, a support frame arranged on the lower end surface of the screening box, a sealing cover plate arranged on the upper end surface of the screening box, an exhaust shell arranged in the middle of the sealing cover plate, exhaust holes evenly arranged on the exhaust shell, an air pump connected to the exhaust shell, an air intake pipe connected to the middle and lower part of the screening box, an ozone generator arranged on the lower end surface of the screening box, and filter units evenly arranged in the inner cavity of the screening box.

[0007] By adopting the above technical solution, the air intake duct transports air into the screening box, the ozone generator generates ozone, which neutralizes and oxidizes the substances in the air, and the layered filter unit can make the gas mix more fully and react more thoroughly, and the filter unit can be quickly removed from the screening box, thereby effectively ensuring the quality of air filtration.

[0008] Optionally, the sealing cover plate and the screening box are detachably connected via a snap-fit ​​structure or magnetic adsorption, and a sealing gasket is provided at the connection between the sealing cover plate and the screening box.

[0009] By adopting the above technical solution, the sealing cover plate is detachably connected to the screening box, which facilitates the removal and cleaning of the filter unit in the screening box, thereby effectively ensuring the quality of air filtration.

[0010] Optionally, one end of the exhaust housing is fixedly connected to the screening box.

[0011] By adopting the above technical solution, the stability of the connection between the exhaust housing and the screening box is effectively guaranteed.

[0012] Optionally, the inner diameter of the exhaust housing decreases gradually from the end thereof which is away from the screening box.

[0013] By adopting the above technical solution, it is convenient to discharge the filtered air.

[0014] Optionally, the vacuum pump is fixedly connected to an end of the exhaust housing away from the end connected to the screening box, and the air outlet end of the vacuum pump passes through the sealing cover plate and is arranged in the screening box.

[0015] By adopting the above technical solution, the air pump can easily pump the air entering the screening box, thereby facilitating the contact between the air and the filter unit.

[0016] Optionally, the ozone generator is fixedly arranged on the support frame, and the air outlet end of the ozone generator passes through the screening box and is arranged in the screening box.

[0017] By adopting the above technical solution, the ozone generator produces ozone, which neutralizes and oxidizes substances in the air.

[0018] Optionally, the filter unit includes diverter plates evenly arranged in the screening box, a filter frame arranged on the upper end surface of the screening box, and a support retaining ring arranged in the screening box for supporting the filter frame, and the number of the diverter plates is at least three, and the diverter plates are staggered with each other.

[0019] By adopting the above technical solution, the layered and interlaced structure can make the gas mixing more complete and the reaction more thorough.

[0020] Optionally, the outer periphery of the support retaining ring is fixedly connected to the inner cavity of the screening box, and a filter filler is arranged in the filter frame, and the filter filler is set to be one of activated carbon or filter sponge.

[0021] By adopting the above technical solution, the filter filler is easy to adsorb impurities in the air, thereby effectively ensuring the quality of air filtering.

[0022] In summary, the utility model mainly has the following beneficial effects:

[0023] The easy-to-clean filter structure of the air separation equipment has the advantage of being easy to use, and the air intake pipe transports the air into the screening box. The ozone generator produces ozone, which neutralizes and oxidizes the substances in the air. The layered filter unit can make the gas mix more fully and react more thoroughly, and the filter unit can be quickly removed from the screening box, thereby effectively ensuring the quality of air filtration. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is one of the structural diagrams of the filter structure of the air separation plant which is easy to clean;

[0025] Figure 2 It is a structural cross-sectional view of the filter structure of an air separation plant that is easy to clean;

[0026] Figure 3 It is an easy-to-clean filter structure in the air separation plant. Figure 2 A structural schematic diagram of a front view of FIG.

[0027] Figure 4 It is a schematic diagram of the structure of the sealing cover plate in the filter structure of the air separation device which is easy to clean when it is opened.

[0028] Figure numerals: 1, screening box; 10, support frame; 2, sealing cover plate; 3, air inlet pipe; 4, exhaust shell; 41, exhaust hole; 5, vacuum pump; 6, ozone generator; 7, diverter plate; 8, filter frame; 81, support retaining ring. DETAILED DESCRIPTION

[0029] 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.

[0030] refer to Figure 1 and Figure 3A filter structure of an air separation device that is easy to clean includes a screening box 1, a support frame 10 arranged on the lower end surface of the screening box 1, and a sealing cover plate 2 arranged on the upper end surface of the screening box 1. The sealing cover plate 2 and the screening box 1 are detachably connected by a snap-fit ​​structure or a magnetic adsorption method, and a sealing gasket is arranged at the connection between the sealing cover plate 2 and the screening box 1. The sealing cover plate 2 and the screening box 1 are detachably connected, which is convenient for removing and cleaning the filter unit in the screening box 1, thereby effectively ensuring the quality of air filtering.

[0031] refer to Figure 2 and Figure 3 The exhaust shell 4 is arranged in the middle position of the sealing cover plate 2, and one end of the exhaust shell 4 is fixedly connected to the screening box 1, which effectively ensures the stability of the connection between the exhaust shell 4 and the screening box 1. The inner diameter of the exhaust shell 4 decreases gradually from the end away from the screening box 1, which is convenient for discharging the filtered air.

[0032] refer to Figure 1 and Figure 3 , exhaust holes 41 are evenly arranged on the exhaust shell 4, and an air pump 5 is connected to the exhaust shell 4. The air pump 5 is fixedly connected to the end of the exhaust shell 4 away from the end connected to the screening box 1. The air outlet end of the air pump 5 passes through the sealing cover plate 2 and is arranged in the screening box 1. The air pump 5 is convenient for pumping the air entering the screening box 1, thereby facilitating the contact between the air and the filter unit.

[0033] refer to Figure 2 and Figure 4 An air inlet pipe 3 is connected to the middle and lower part of the screening box 1, and an ozone generator 6 is arranged on the lower end surface of the screening box 1. The ozone generator 6 is fixed on the support frame 10, and the air outlet end of the ozone generator 6 passes through the screening box 1 and is arranged in the screening box 1. The ozone generator 6 generates ozone to neutralize and oxidize substances in the air.

[0034] refer to Figure 3 and Figure 4 , and a filter unit evenly arranged in the inner cavity of the screening box 1, the filter unit includes a diverter plate 7 evenly arranged in the screening box 1, a filter frame 8 arranged on the upper end surface of the screening box 1, and a support retaining ring 81 arranged in the screening box 1 for supporting the filter frame 8. There are at least three diverter plates 7, and the diverter plates 7 are staggered with each other. The layered and staggered structure can make the gas mixing more sufficient and the reaction more thorough. The outer periphery of the support retaining ring 81 is fixedly connected to the inner cavity of the screening box 1, and the support retaining ring 81 is convenient for supporting the filter frame 8. A filter filler is arranged in the filter frame 8, and the filter filler is set to one of activated carbon or filter sponge. The filter filler is used to facilitate the adsorption of impurities in the air, thereby effectively ensuring the quality of air filtering.

[0035] Instructions for use: When in use, start the vacuum pump 5. Due to the action of the vacuum pump 5, the air enters the screening box 1 through the air intake pipe 3. The ozone generator 6 generates ozone to neutralize and oxidize the substances in the air. The air automatically rises due to the action of the vacuum pump 5. The staggered design of the diverter plate 7 effectively prolongs the contact time between the air and the ozone. The rising air contacts the filter filler in the filter frame 8 again. The filter filler is convenient for adsorbing impurities in the air. The filtered air is discharged through the exhaust hole 41 on the exhaust pipe.

[0036] 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 easy-to-clean air separation plant filter structure, characterized in that: The invention comprises a screening box (1), a support frame (10) arranged on the lower end surface of the screening box (1), a sealing cover plate (2) arranged on the upper end surface of the screening box (1), an exhaust shell (4) arranged in the middle of the sealing cover plate (2), exhaust holes (41) evenly arranged on the exhaust shell (4), an air pump (5) connected to the exhaust shell (4), an air intake pipe (3) connected to the middle and lower part of the screening box (1), an ozone generator (6) arranged on the lower end surface of the screening box (1), and a filter unit evenly arranged in the inner cavity of the screening box (1).

2. The easy-to-clean air separation plant filter structure according to claim 1, characterized in that: The sealing cover plate (2) and the screening box body (1) are detachably connected via a snap-fit ​​structure or magnetic adsorption, and a sealing gasket is provided at the connection between the sealing cover plate (2) and the screening box body (1).

3. The easy-to-clean air separation plant filter structure according to claim 2, characterized in that: One end of the exhaust housing (4) is fixedly connected to the screening box (1), and the inner diameter of the exhaust housing (4) decreases gradually from the end thereof that is away from the end connected to the screening box (1).

4. The easy-to-clean air separation plant filter structure according to claim 3, characterized in that: The vacuum pump (5) is fixedly connected to the end of the exhaust housing (4) away from the end connected to the screening box (1), and the air outlet end of the vacuum pump (5) passes through the sealing cover plate (2) and is arranged in the screening box (1).

5. The easy-to-clean air separation plant filter structure according to claim 4, characterized in that: The ozone generator (6) is fixedly arranged on the support frame (10), and the air outlet end of the ozone generator (6) passes through the screening box (1) and is arranged inside the screening box (1).

6. The easy-to-clean air separation plant filter structure according to claim 5, characterized in that: The filter unit comprises a flow divider plate (7) evenly arranged in the screening box (1), a filter frame (8) arranged on the upper end surface of the screening box (1), and a support retaining ring (81) arranged in the screening box (1) for supporting the filter frame (8).

7. The easy-to-clean air separation plant filter structure according to claim 6, characterized in that: The number of the diverter plates (7) is at least three, and the diverter plates (7) are arranged in an interlaced manner.

8. The easy-to-clean air separation plant filter structure according to claim 7, characterized in that: The filter frame (8) is provided with a filter filler, and the filter filler is configured as one of activated carbon or filter sponge.

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