CN213466887U - Gas-water adsorption separation device for exhaust pipeline of filter press and corresponding filtering and blow-drying mechanism - Google Patents
Gas-water adsorption separation device for exhaust pipeline of filter press and corresponding filtering and blow-drying mechanism Download PDFInfo
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- CN213466887U CN213466887U CN202022110085.2U CN202022110085U CN213466887U CN 213466887 U CN213466887 U CN 213466887U CN 202022110085 U CN202022110085 U CN 202022110085U CN 213466887 U CN213466887 U CN 213466887U
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Abstract
The utility model discloses a gas-water adsorption separation device of an exhaust pipeline of a filter press and a corresponding filtering and drying mechanism; the key points of the innovative scheme are as follows: the existing blow-drying exhaust pipeline is additionally provided with a gas-water adsorption separation device which comprises a lower inlet barrel body, an upper outlet barrel body, a plurality of layers of water baffles and an inlet and outlet flange and is made of stainless steel materials; the device is integrally and vertically arranged on an exhaust vertical pipe close to a machine head according to the natural law that air flows to a high place and water flows to a low place, and when high-pressure air-water flow passes through the air-water separation device, a plurality of layers of water baffles are used for adsorption separation; meanwhile, as the gas water enters and exits from the top, the gas-water density difference is utilized to carry out adsorption separation; has the advantages of simple structure, convenient installation, automatic gas-water separation and automatic noise reduction. The filtering and drying mechanism can replace a diaphragm filtering mechanism to squeeze and dewater, so that cost is reduced and efficiency is improved; the mechanism uses a gas-water separation device, further solves the technical problems that the high-pressure gas-water flow rushes away and damages the pipeline and is discharged outside to pollute the environment, prolongs the service life of the exhaust pipeline, and reduces emission and improves efficiency.
Description
Technical Field
The utility model belongs to the technical field of the formula pressure filter weathers (patent classification number B01D 25/12), a exhaust apparatus who filters mechanism weathers is related to.
Background
A filter press, which is a pressurized filtration apparatus in which a plurality of filter chambers operate intermittently, wherein the filter chambers are formed by concave portions (cavity portions) of adjacent filter plates sandwiching a filter cloth; the blow-dry type filter press is an automatic filter press which is integrated with machine, electricity and liquid, is intelligently controlled by a PLC and has the function of blow-drying and purifying filter cakes in a filter chamber; mainly comprises a double-beam frame, a hydraulic pressing mechanism, a filtering and drying mechanism, a plate pulling mechanism, a cloth washing mechanism, a liquid receiving and plate turning mechanism and a PLC program control system; is suitable for solid-liquid separation of various suspensions.
The filtering and drying mechanism is a core mechanism of the filter press and mainly comprises an anti-corrosion filter plate, a filter plate, filter cloth, a filter plate supporting handle, sealing rings at the ends of fluid inlet and outlet holes, external pipelines for fluid inlet and outlet and the like; each fluid inlet and outlet external pipeline comprises a feeding pipeline, a liquid outlet pipeline, an air inlet pipeline and an exhaust pipeline; the pipeline comprises a pipeline, a pipe fitting, a valve and the like.
The filter press is controlled by a PLC, and the single operation cycle, namely, the compaction of a filter plate, the feeding and the filtration, the washing and purification, the material back flushing, the blow drying and purification, the cake removal by a pulling plate and the filter cloth cleaning are automatically completed by one key; the blow-drying purification aims at introducing compressed air through the high-pressure medium hole, and blowing the residual washing liquid in the gaps of the filter cake particles through air flow so as to reduce the water content of the filter cake and improve the purity of the filter cake and the recovery rate of mother liquor; therefore, the dehydration performance of the filter cake of the non-membrane filter press is improved, and the water content of the filter cake is reduced by 3-5% compared with that of the membrane filter press.
The existing exhaust pipeline of the filtering and blow-drying mechanism has the following defects: the filter cake is characterized in that a gas-water separation device is lacked, high-pressure air is input into a filter chamber from an air inlet pipeline by an air compressor, dry air flows through and dries residual water in filter cake particle seams to form wet air (gas-water mixture), the wet air is directly and quickly discharged from an exhaust pipeline, high-speed airflow with water impacts pipelines greatly due to the fact that the water is heavier than the gas, pipeline welding seams are prone to cracking, potential safety hazards exist, and shutdown and error production are caused; the pipeline vibrates greatly to generate noise; and the water mist at the outlet of the exhaust pipeline pollutes the field environment in a diffused way.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defect of current filtration exhaust pipe who weathers the mechanism, solving the technical problem that high-pressure gas rivers washed away the loss pipeline, arrange the polluted environment outward, provide a pressure filter exhaust pipe air water adsorbs separator and corresponding filtration weathers the mechanism.
The utility model provides an innovation technical scheme that prior art problem adopted is: a gas-water adsorption separation device (hereinafter referred to as a gas-water separation device) of an exhaust pipeline of a filter press; the main points of the overall technical scheme are as follows: compared with the prior art, the innovative overall structure has the prominent substantive characteristics that a gas-water adsorption separation device is additionally arranged on the basis of the existing blow-drying exhaust pipeline, the gas-water adsorption separation device comprises a plurality of layers of water baffles (the number of the water baffles is determined according to the water content of high-pressure air, and preferably two layers are taken as an example), the water baffles are vertically arranged on an exhaust vertical pipe close to a machine head, and when the high-pressure gas-water flow passes through the gas-water separation device, the water is adsorbed and separated by the plurality of layers of water baffles (water is adhered to the; meanwhile, as the gas water enters and exits from the top, the gas-water density difference is utilized to carry out adsorption separation; therefore, the technical problems that the high-pressure gas-water flow rushes to damage the pipeline and is discharged outside to pollute the environment are effectively solved.
The specific design scheme is as follows: the gas-water separation device mainly comprises a gas inlet flange, a lower water baffle, a lower inlet and upper outlet barrel body, an upper water baffle and a gas outlet flange, and is made of stainless steel materials; the shape and the construction characteristics of the main parts are as follows; the air inlet flange and the air outlet flange are flanges corresponding to a blow-drying exhaust pipeline; the lower inlet and upper outlet barrel body comprises a barrel body, a water baffle mounting clamping groove, an upper barrel cover, a lower barrel cover and an inlet and outlet short pipe, wherein the inner wall of the barrel body is provided with a plurality of layers of water baffle mounting clamping grooves, the upper and lower barrel covers at two ends are provided with inlet and outlet ports corresponding to the exhaust pipeline and are welded with a section of short pipe; the upper and lower water baffles are circular plates corresponding to the inner diameter of the barrel body, the circular plates are densely distributed with small exhaust holes, and the exhaust holes of the lower water baffle are larger than those of the upper water baffle.
The connection relation of the main parts is as follows: the upper water baffle is arranged on a clamping groove at the upper section of the barrel, the lower water baffle is arranged on a clamping groove at the lower section of the barrel, the upper and lower barrel covers and the gas inlet and outlet short pipes are respectively welded at two ends of the barrel, and the gas inlet flange is respectively welded on the short pipes at two ends of the barrel; the whole vertical installation is on leaning on the exhaust standpipe of aircraft nose, follows the natural law that gas went to the eminence and water flowed to the low, has the function of gas-water adsorption separation and gravity assisted separation.
The gas-water separation process of filter cake blow-drying and exhaust is as follows: the air compressor inputs high-pressure air into the filter chamber from the air inlet pipeline, the high-pressure air flows through the filter chamber to blow dry residual moisture in filter cake particle seams to form a high-pressure air-water flow mixture (wet air flow), the high-pressure air-water flow follows the natural law that air flows to a high place and water flows to a low place after passing through the air-water separation device on the exhaust pipeline, moisture in the mixture is adsorbed, separated and adsorbed, the separated water is converged into the liquid outlet pipeline, the purified high-pressure air is continuously and normally discharged along the exhaust pipeline, and the pipeline is free of vibration and pollution on site.
The utility model also provides a filtering and blow-drying mechanism, which uses the gas-water adsorption and separation device of the exhaust pipeline; the device mainly comprises a head and tail anti-corrosion filter plate, a filter plate, filter cloth, a filter plate supporting handle, sealing rings at the ends of inlet and outlet holes of each fluid, external pipelines for inlet and outlet of each fluid, a gas-water adsorption separation device and other parts; has the functions of drying and purifying filter cakes in a filter chamber and separating gas from water.
The utility model provides a gas-water adsorption separation device of a filter press exhaust pipeline and a corresponding filtering and drying mechanism, which has the advantages of simple structure, convenient installation, automatic gas-water separation and automatic noise reduction; the high-pressure air-water flow for drying filter cakes by blowing is automatically separated, the discharged high-pressure air is purified, the pipeline is prevented from being damaged by the high-pressure air-water flow and the production is stopped by mistake, the service life of an exhaust pipeline is prolonged, potential safety hazards, noise and water mist pollution are eliminated, and the emission and the efficiency are reduced.
Drawings
FIG. 1 is the schematic diagram of the gas-water adsorption separation device for the exhaust pipeline of the filter press.
Fig. 2 is the utility model discloses the enlarged schematic diagram of lower water baffle of pressure filter exhaust pipe gas water adsorption and separation device.
Fig. 3 is the enlarged schematic view of the upper water baffle of the gas-water adsorption separation device of the exhaust pipeline of the filter press.
Fig. 4 is a schematic view of the external pipelines (including the gas-water separator) for the fluid passing in and out of the filtering and drying mechanism of the present invention.
Reference numerals: 1-air inlet flange, 2-lower water baffle (large exhaust hole plate), 3-lower inlet and upper outlet barrel (short for barrel), 4-upper water baffle (small exhaust hole plate), 5-air outlet flange, 6-filtering and drying mechanism, 7-drying and drying air inlet pipeline (short for air inlet pipeline), 8-drying and drying exhaust pipeline (short for exhaust pipeline), 9-feeding pipeline, 10-liquid outlet pipeline, and 11-air-water adsorption and separation device (short for air-water separation device or the utility model) of filter press exhaust pipeline.
Detailed Description
The following combines the utility model discloses pressure filter exhaust pipe gas water adsorbs separator and corresponding filtration weathers the attached drawing in the mechanism embodiment, and is right the technical scheme in the embodiment of the utility model describes, and the embodiment that describes is only the utility model discloses preferred some embodiments, rather than whole embodiment. Based on the embodiment of the present invention, all other embodiments that are not inventive and are made by the skilled in the art, such as the gas-water separation device with the same gas-water separation process and similar structure, all belong to the protection scope of the present invention.
Example 1
A filter press exhaust pipe gas-water adsorption separation device 11 (for short: gas-water separation device) has the main points of innovative general implementation scheme: on the basis of the existing blow-drying exhaust pipeline 8, a gas-water separation device 11 is additionally arranged, and comprises a plurality of layers of water baffles (the number of the water baffles is determined according to the water content of high-pressure air, and two layers are preferred as an example), the water baffles are vertically arranged on an exhaust vertical pipe close to a machine head, and when the high-pressure gas-water flow passes through the gas-water separation device 11, the water baffles are used for adsorption separation (water is adhered to the surface of the water baffle to form a water film to flow; meanwhile, as the gas enters and exits from the water, the gas-water density difference is utilized to carry out adsorption separation.
The specific implementation scheme is as follows: the gas-water separation device 11 mainly comprises a gas inlet flange 1, a lower water baffle 2, a lower inlet and upper outlet barrel body 3, an upper water baffle 4 and a gas outlet flange 5, and is made of stainless steel materials; the whole body is vertically arranged on an exhaust vertical pipe close to a machine head, conforms to the natural law that air flows to a high place and water flows to a low place, and has the functions of air-water adsorption separation and gravity-assisted separation; the detailed description is as follows:
the air inlet flange 1 and the air outlet flange 2 are flanges corresponding to a blow-drying exhaust pipeline 8; respectively welded on short pipes at two ends of the lower inlet and upper outlet barrel body 3; for connection to a blow-dry exhaust duct 8.
The lower inlet and upper outlet barrel body 3 comprises a barrel body, a water baffle mounting clamping groove, upper and lower barrel covers and an inlet and outlet short pipe, wherein the inner wall of the barrel body is provided with a plurality of layers of water baffle mounting clamping grooves, the upper and lower barrel covers at two ends are provided with inlet and outlet ports corresponding to the blow-drying exhaust pipeline 8 and are welded with a section of short pipe, and the upper and lower barrel covers and the inlet and outlet short pipe are respectively welded at two ends of the barrel body; used for installing a water baffle and guiding the flow.
The upper water baffle 4 and the lower water baffle 2, namely the small exhaust hole plate and the large exhaust hole plate, are circular plates corresponding to the inner diameter of the lower inlet and outlet barrel 3, the circular plates are densely distributed with small exhaust holes, and the exhaust holes of the lower water baffle 2 are larger than those of the upper water baffle 4; the upper water baffle 4 is arranged on the clamping groove at the upper section of the cylinder body, and the lower water baffle 2 is arranged on the clamping groove at the lower section of the cylinder body; the air water is used for adsorbing, separating and drying filter cakes.
The gas-water adsorption separation device 11 for the exhaust pipeline of the filter press, provided by the utility model, has the advantages of simple structure, convenient installation, automatic gas-water separation and automatic noise reduction; the technical problems that the high-pressure gas-water flow rushes to damage the pipeline and is discharged outside to pollute the environment are effectively solved, the service life of the exhaust pipeline is prolonged, and the loss and the efficiency are reduced.
Example 2
A filtering and drying mechanism is a core mechanism of a drying type filter press, and an exhaust pipeline gas-water adsorption separation device 11 (a gas-water separation device for short) provided by the utility model is used; the device mainly comprises a head and tail anti-corrosion filter plate, a filter plate, filter cloth, a filter plate supporting handle, sealing rings at the ends of fluid inlet and outlet holes, external pipelines for fluid inlet and outlet, a gas-water separation device 11 (the utility model) and other parts; each fluid inlet and outlet external pipeline comprises a feeding pipeline 9, a liquid outlet pipeline 10, a blow-drying air inlet pipeline 7 and a blow-drying exhaust pipeline 8; the pipeline comprises a pipeline, a pipe fitting, a valve and the like. The double-filter-plate supporting handle supports the filter plates on the guide rails of the double beams of the frame, the filter plates are pressed tightly through the hydraulic oil cylinder, and the concave parts of the adjacent filter plates clamping the filter cloth form a filter chamber; the gas-water separation device 11 is integrally and vertically arranged on an exhaust vertical pipe close to the machine head, and has the functions of gas-water adsorption separation and gravity-assisted separation. The utility model discloses technical part common with prior art according to the current standard of china' van-type pressure filter and plate and frame pressure filter part 1: type and basic parameters section 2: technical Condition section 3: filter plate (manufactured by JB/T4333).
The low-pressure static filtering process of the filtering and blow-drying mechanism comprises the following steps: the material is pressurized by a feeding pump and is input into the filtering chamber through a feeding hole to carry out low-pressure static filtering, the filter cloth intercepts particles in the material to form a filter cake in the filtering chamber, the filtrate passes through the filter cloth and flows out of a liquid outlet hole of the filtering chamber, and the gravity cake unloading is realized by pulling the filter plate open. The single complete operation cycle working process of the blow-dry type filter press comprises the following steps: compacting a filter plate, feeding at low pressure, maintaining pressure, filtering, washing and purifying, back blowing materials, blow-drying and purifying, pulling a plate, discharging cakes and cleaning filter cloth; and one key is automatically finished through PLC control.
The blow-drying purification aims and effects that compressed air is introduced through a high-pressure medium hole, and air flows through to blow-dry the residual washing liquid in the gaps of filter cake particles so as to reduce the water content of the filter cake and improve the purity of the filter cake and the recovery rate of mother liquor; therefore, the dehydration performance of the filter cake of the non-membrane filter press is improved, and the water content of the filter cake is reduced by 3-5% compared with that of the membrane filter press; therefore, the press dewatering of a complex and easy-to-damage membrane filter press can be replaced, and the cost is reduced and the efficiency is improved.
The gas-water separation process of filter cake blow-drying and exhaust is as follows: the air compressor inputs high-pressure air into the air storage tank and the filter chamber from an air inlet pipeline, the high-pressure air flows through to blow dry residual moisture in filter cake particle seams to form a high-pressure air-water flow mixture (wet air flow), the high-pressure air-water flow follows the natural law that air flows to a high place and water flows to a low place after passing through the air-water separation device 11 on the air blowing and exhausting pipeline 8, moisture adsorption separation and gravity-assisted separation are performed, the separated water is converged into a liquid outlet pipeline, the purified high-pressure air is continuously and normally discharged along the air exhausting pipeline, and the pipeline is free of vibration and pollution on site.
The utility model provides a mechanism weathers in filtration, beneficial effect is autosegregation has weathered the high-pressure air water stream of filter cake, has purified outer highly-compressed air of arranging, has avoided high-pressure air water stream to wash and has decreased the pipeline and shut down the miscarriage, has prolonged and has weathered 8 life of exhaust pipe, has eliminated potential safety hazard, noise and water smoke pollution, reduces discharging and increases.
Claims (2)
1. A gas-water adsorption separation device for an exhaust pipeline of a filter press comprises a gas inlet flange, a lower water baffle, a lower inlet and upper outlet barrel body, an upper water baffle and a gas outlet flange; the method is characterized in that: the air inlet flange and the air outlet flange are flanges corresponding to a blow-drying exhaust pipeline; the lower inlet and upper outlet barrel body comprises a barrel body, a water baffle mounting clamping groove, an upper barrel cover, a lower barrel cover and an inlet and outlet short pipe, wherein the inner wall of the barrel body is provided with a plurality of layers of water baffle mounting clamping grooves, the upper and lower barrel covers at two ends are provided with inlet and outlet ports corresponding to the exhaust pipeline and are welded with a section of short pipe; the upper water baffle and the lower water baffle are circular plates corresponding to the inner diameter of the barrel body, small exhaust holes are densely distributed in the circular plates, and the exhaust holes of the lower water baffle are larger than those of the upper water baffle; the upper water baffle is arranged on a clamping groove at the upper section of the barrel, the lower water baffle is arranged on a clamping groove at the lower section of the barrel, the upper and lower barrel covers and the gas inlet and outlet short pipes are respectively welded at two ends of the barrel, and the gas inlet flange is respectively welded on the short pipes at two ends of the barrel; the whole stainless steel material is vertically arranged on an exhaust vertical pipe close to the machine head, so that air flows to a high place and water flows to a low place, and the gas-water adsorption separation and gravity assisted separation functions are realized.
2. A filtering and drying mechanism comprises an anti-corrosion filter plate, a filter plate, filter cloth, a filter plate supporting handle, sealing rings at the ends of fluid inlet and outlet holes, external pipelines for inlet and outlet of each fluid and a gas-water adsorption separation device; the filter press is characterized by comprising a gas-water adsorption separation device of an exhaust pipeline of the filter press as claimed in claim 1; has the functions of drying and purifying filter cakes in a filter chamber and separating gas from water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022110085.2U CN213466887U (en) | 2020-09-24 | 2020-09-24 | Gas-water adsorption separation device for exhaust pipeline of filter press and corresponding filtering and blow-drying mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022110085.2U CN213466887U (en) | 2020-09-24 | 2020-09-24 | Gas-water adsorption separation device for exhaust pipeline of filter press and corresponding filtering and blow-drying mechanism |
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| Publication Number | Publication Date |
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| CN213466887U true CN213466887U (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022110085.2U Active CN213466887U (en) | 2020-09-24 | 2020-09-24 | Gas-water adsorption separation device for exhaust pipeline of filter press and corresponding filtering and blow-drying mechanism |
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| CN (1) | CN213466887U (en) |
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Address after: 253000 shoujingjin group, Jinghua Road North, Dezhou Economic Development Zone, Shandong Province Patentee after: Jingjin Equipment Co.,Ltd. Address before: 253000 shoujingjin group, Jinghua Road North, Dezhou Economic Development Zone, Shandong Province Patentee before: Jing Jin Environmental Protection Inc. |
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| CP01 | Change in the name or title of a patent holder |