Efficient and energy-saving air separation plant

Abstract

The utility model discloses efficient and energy-saving air separation equipment, and belongs to the field of air separation. Efficient and energy-saving air separation equipment comprises a frame, an air compressor is fixed to the top of the frame, a flow dividing and filtering assembly is fixed to one side of the air compressor through a pipeline, an air cooling tower is fixed to the flow dividing and filtering assembly through a pipeline, and a molecular sieve adsorption tower is fixed to the air cooling tower through a pipeline. According to the split-flow filtering assembly disclosed by the utility model, the compressed air is subjected to high-efficiency primary filtering and split-flow, and the heating rods on the fixed plate can be used for heating the air when necessary, so that the filtering effect is improved in manners of improving the solubility, reducing the solution viscosity, reducing solute precipitation, improving the material flowability and the like; the first pre-filtering component and the second pre-filtering component are matched for split-flow filtering, and are combined with the filter screen and the porous plate, so that the filtering efficiency is further improved, the air filtering effect is optimized, and the problems of slow filtering effect and easiness in blockage are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to air separation field especially relates to a kind of high-efficiency energy-saving air separation equipment. BACKGROUND

[0002] In traditional air separation equipment, air filtration and shunting is usually achieved by simple filter screen and porous plate.

[0003] These traditional methods can complete the air filtration task to some extent, but there are many deficiencies. For example, when there are solubility, solution viscosity, reducing solute precipitation and improving material fluidity problems in air, the traditional method is difficult to solve these problems, so that there is slow filtration effect, easy to block problem, seriously affect the operation efficiency of air separation equipment. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of high-efficiency energy-saving air separation equipment to solve the problems presented in the above background technology.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A kind of high-efficiency energy-saving air separation equipment, comprising: frame, the top of the frame is fixed with air compressor, the side of the air compressor is fixed with shunt filter assembly by pipeline, the shunt filter assembly is fixed with air cooling tower by pipeline, the air cooling tower is fixed with molecular sieve adsorption tower by pipeline, the molecular sieve adsorption tower is connected with rectifying column by pipeline;

[0007] The shunt filter assembly includes shunt component, the upper side of the frame is fixed with shunt component, the side of the shunt component is fixed with first pre-filter component, the other side of the shunt component is fixed with second pre-filter component, and the shunt component includes air inlet tank, the upper side of the frame is fixed with air inlet tank, the inner side of the air inlet tank is fixed with mirror image arranged filter plate and fixed plate, the side of the fixed plate is fixed with heating rod.

[0008] The shunt member includes an air inlet tank, a filter plate and a fixing plate. The air inlet tank is fixed on the upper side of the frame and is used for receiving compressed air from the air compressor. The filter plate and the fixing plate are mirror image arranged on the inner side of the air inlet tank. The filter plate is used for preliminarily filtering large particles in the air, and the fixing plate is used for mounting a heating rod to heat the entering air when necessary, so as to improve the solubility, reduce the solution viscosity, reduce the solute precipitation and improve the material flowability, and increase the filtering effect in the above manners. The first and second preliminary filtering members are mirror image arranged and each include an air storage tank, a groove, a filter screen and a porous plate. The air storage tank is fixed on one side of the shunt member and is used for storing and buffering the air after preliminary filtering. The filter screen is made of a carbon fiber filter core and has excellent filtering performance and durability, and can effectively remove small particles and impurities in the air. The porous plate is used for further dispersing and homogenizing the air flow, and improving the filtering efficiency.

[0009] Preferably, the first preliminary filtering member includes an air storage tank, the air storage tank is fixed on one side of the shunt member, a groove is formed in the air storage tank, a filter screen is fixed on the inner side of the air storage tank, and a porous plate is fixed on the inner side of the filter screen.

[0010] Preferably, the second preliminary filtering member is mirror image arranged with the first preliminary filtering member.

[0011] Preferably, a plurality of through holes are formed in the filter plate and the porous plate.

[0012] Preferably, a reserved opening corresponding in size to the fixing plate is formed in the fixing plate.

[0013] Preferably, the filter screen is provided in a mesh structure.

[0014] Preferably, the filter screen is made of a carbon fiber filter core.

[0015] Compared with the prior art, the air separation device provided by the utility model has the following beneficial effects:

[0016] The shunt filtering assembly of the utility model has high efficient preliminary filtering and shunting on compressed air. The heating rod on the fixing plate can heat the air when necessary, so as to improve the solubility, reduce the solution viscosity, reduce the solute precipitation and improve the material flowability, and increase the filtering effect. The first and second preliminary filtering members are combined with the filter screen and the porous plate, so that the filtering efficiency is further improved and the filtering effect on the air is optimized, and the problems of slow filtering effect and easy blocking are solved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of the air separation device provided by the utility model.

[0018] Figure 2 A high -efficient energy -saving air separation equipment's shunt filter subassembly structure schematic view is provided for the utility model,

[0019] Figure 3 A high -efficient energy -saving air separation equipment's shunt filter subassembly structure schematic view is provided for the utility model,

[0020] Figure 4 A high -efficient energy -saving air separation equipment's shunt filter subassembly A place node amplification structure schematic view is provided for the utility model,

[0021] Figure 5 A high -efficient energy -saving air separation equipment's shunt filter subassembly exploded view schematic view is provided for the utility model,

[0022] Figure 6 A high -efficient energy -saving air separation equipment's shunt filter subassembly exploded view schematic view is provided for the utility model.

[0023] In the drawing: 1, frame, 2, air compressor, 3, shunt filter subassembly, 31, shunt component, 311, air inlet tank, 312, filter plate, 313, fixed plate, 314, heating rod, 32, first pre-filter component, 321, gas storage tank, 322, recess, 323, filter screen, 324, perforated plate, 4, air cooling tower, 5, molecular sieve adsorption tower, 33, second pre-filter component, 6, rectifying column. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model. EMBODIMENT

[0026] REFERENCE Figures 1-6The utility model provides an energy -conserving air -spaced device, including: frame 1, the top of frame 1 is fixed with air compressor 2, one side of air compressor 2 is fixed with the shunt filtration subassembly 3 through pipeline, the shunt filtration subassembly 3 is fixed with air cooling tower 4 through pipeline, air cooling tower 4 is fixed with molecular sieve adsorption tower 5 through pipeline, and the molecular sieve adsorption tower 5 is connected with rectification tower 6 through pipeline;

[0027] The shunt filtration subassembly 3 includes a shunt member 31, which is fixed to the upper side of the frame 1. The shunt member 31 has a first pre-filtering member 32 fixed to one side thereof, a second pre-filtering member 33 fixed to the other side thereof, and an air inlet tank 311 fixed to the upper side of the frame 1. The air inlet tank 311 has a filter plate 312 and a fixed plate 313 fixed to the inner side thereof in a mirror image arrangement. The fixed plate 313 has a heating rod 314 fixed to one side thereof.

[0028] The first pre-filtering member 32 includes a gas storage tank 321 fixed to one side of the shunt member 31. The gas storage tank 321 has a groove 322 formed on the top thereof. The gas storage tank 321 has a filter screen 323 fixed to the inner side thereof. The filter screen 323 has a porous plate 324 fixed to the inner side thereof.

[0029] The shunt member 31 includes the air inlet tank 311, the filter plate 312, and the fixed plate 313. The air inlet tank 311 is fixed to the upper side of the frame 1 for receiving compressed air from the air compressor 2. The filter plate 312 and the fixed plate 313 are arranged in a mirror image arrangement on the inner side of the air inlet tank 311. The filter plate 312 is used for preliminarily filtering large particles in the air. The fixed plate 313 is used for mounting the heating rod 314 to heat the incoming air when necessary, thereby increasing the solubility, reducing the solution viscosity, reducing the solute precipitation, and improving the material flowability to increase the filtering effect. The first pre-filtering member 32 and the second pre-filtering member 33 are arranged in a mirror image arrangement. Both of them include the gas storage tank 321, the groove 322, the filter screen 323, and the porous plate 324. The gas storage tank 321 is fixed to one side of the shunt member 31 for storing and buffering the air that has been preliminarily filtered. The filter screen 323 is made of carbon fiber filter element, which has excellent filtering performance and durability, and can effectively remove small particles and impurities in the air. The porous plate 324 is used for further dispersing and homogenizing the air flow to improve the filtering efficiency.

[0030] The first pre-filtering member 32 and the second pre-filtering member 33 are arranged in a mirror image arrangement.

[0031] The filter plate 312 and the porous plate 324 each have a plurality of through holes formed thereon.

[0032] The fixed plate 313 has a reserved opening corresponding in size to the fixed plate 313.

[0033] The filter screen 323 is provided in a mesh structure.

[0034] The filter screen 323 is made of carbon fiber filter core.

[0035] Working principle: please refer to Figures 1-6 As shown, first, the frame 1 serves as the support structure of the entire air separation device, ensuring that all components can be stably installed and operated. The air compressor 2 is located at the top of the frame 1, which is used to suck in the external air and compress it to provide sufficient pressure and flow for subsequent gas separation. The shunt filter assembly 3 is one of the core components of the device, which is used to preliminarily filter and shunt the compressed air. The shunt member 31 includes an air inlet tank 311, a filter plate 312 and a fixed plate 313. The air inlet tank 311 is fixed on the upper side of the frame 1, which is used to receive the compressed air from the air compressor 2. The filter plate 312 and the fixed plate 313 are mirror image arranged on the inside of the air inlet tank 311, the filter plate 312 is used to preliminarily filter the large particles in the air, and the fixed plate 313 is used to install the heating rod 314 to heat the incoming air as necessary, increase the solubility, reduce the solution viscosity, reduce the solute precipitation and improve the material flowability, etc. to increase the filtering effect, the first and second pre-filtering members 32 and 33: both are mirror image arranged, and each includes a gas storage tank 321, a groove 322, a filter screen 323 and a porous plate 324. The gas storage tank 321 is fixed on one side of the shunt member 31, which is used to store and buffer the air after preliminary filtration. The filter screen 323 is made of carbon fiber filter core, which has excellent filtering performance and durability, and can effectively remove small particles and impurities in the air. The porous plate 324 is used to further disperse and homogenize the air flow, improving the filtering efficiency. The air cooling tower 4 is connected to the shunt filter assembly 3 through a pipeline, which is used to cool the air after filtration and shunting, reducing its temperature for subsequent separation operation. The molecular sieve adsorption tower 5 is located after the air cooling tower 4, which is used to further separate and purify the nitrogen, oxygen and other components in the air through molecular sieve adsorption technology, and finally the gas is processed into the rectifying tower 6, and the gas is further separated and purified in the rectifying tower 6. In the rectifying tower 6, the gas is subjected to multiple partial vaporization and condensation processes, and finally high-purity oxygen and nitrogen products are separated out, which are then connected to the external gas storage tank for collection.

[0036] The air compressor 2 is started to suck in and compress the outside air to a certain pressure and flow rate. The compressed air enters the air inlet tank 311 of the shunt filter assembly 3, is first subjected to preliminary filtration by the filter plate 312 to remove large particles. At the same time, the entering air is subjected to heating treatment by the heating rod 314 to increase the filtration effect in the ways of increasing solubility, reducing solution viscosity, reducing solute precipitation, and improving material fluidity. The air subjected to preliminary filtration enters the air storage tank 321 of the first pre-filtering component 32 and the second pre-filtering component 33, respectively. In the air storage tank 321, the air is subjected to deep filtration by the filter screen 323 made of carbon fiber filter element to remove small particles and impurities. At the same time, the porous plate 324 disperses and homogenizes the air flow. The air subjected to filtration and homogenization enters the air cooling tower 4 for cooling treatment. The cooled air enters the molecular sieve adsorption tower 5 for further separation and purification operation. The air enters the rectifying tower 6 for further rectifying separation. In the rectifying tower 6, the gas is subjected to multiple processes of partial vaporization and condensation, and finally separates out high-purity oxygen and nitrogen products. The high-purity oxygen and nitrogen products are collected and separated by connecting with the external air storage tank. Finally, the nitrogen, oxygen and other components subjected to separation and purification are collected and utilized, respectively.

Claims

1. A high efficiency, energy saving air separation plant comprising: Frame (1), the top of the frame (1) is fixed with air compressor (2), characterized in that, one side of the air compressor (2) is fixed with shunt filter assembly (3) through pipeline, the shunt filter assembly (3) is fixed with air cooling tower (4) through pipeline, the air cooling tower (4) is fixed with molecular sieve adsorption tower (5) through pipeline, the molecular sieve adsorption tower (5) is connected with rectifying tower (6) through pipeline; The shunt filter assembly (3) comprises a shunt member (31), the upper side of the frame (1) is fixed with the shunt member (31), one side of the shunt member (31) is fixed with a first prefilter member (32), the other side of the shunt member (31) is fixed with a second prefilter member (33), and the shunt member (31) comprises an air inlet tank (311), the upper side of the frame (1) is fixed with the air inlet tank (311), the inner side of the air inlet tank (311) is fixed with mirror image arranged filter plates (312) and fixed plates (313), one side of the fixed plate (313) is fixed with a heating rod (314).

2. The high-efficiency energy-saving air separation device according to claim 1, characterized in that, The first prefilter member (32) comprises a gas storage tank (321), one side of the shunt member (31) is fixed with the gas storage tank (321), a groove (322) is formed in the gas storage tank (321), the inner side of the gas storage tank (321) is fixed with a filter screen (323), and the inner side of the filter screen (323) is fixed with a porous plate (324).

3. The high-efficiency energy-saving air separation unit of claim 2, wherein, The first prefilter member (32) and the second prefilter member (33) are in mirror image arrangement.

4. The high-efficiency energy-saving air separation unit of claim 1 or 2, wherein, A plurality of through holes are formed in the filter plates (312) and the porous plate (324).

5. The high-efficiency energy-saving air separation unit of claim 1, wherein A reserved opening corresponding in size to the fixed plate (313) is formed in the fixed plate (313).

6. The high-efficiency energy-saving air separation unit of claim 2, wherein The filter screen (323) is provided in a mesh structure.

7. The high-efficiency energy-saving air separation unit of claim 6, wherein The filter screen (323) is made of carbon fiber filter core.

Images