CN101074410A - Filter-pressing process for producing malt extract during production of beer - Google Patents

Filter-pressing process for producing malt extract during production of beer Download PDF

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CN101074410A
CN101074410A CN 200610154682 CN200610154682A CN101074410A CN 101074410 A CN101074410 A CN 101074410A CN 200610154682 CN200610154682 CN 200610154682 CN 200610154682 A CN200610154682 A CN 200610154682A CN 101074410 A CN101074410 A CN 101074410A
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filter
mash
plate
wort
diaphragm
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CN101074410B (en
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张景
徐孝雅
倪国炳
张正洪
陈科庆
徐美良
张鹏
环明祥
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Xingyuan Environment Technology Co ltd
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HANGZHOU XINGYUAN FILTER CO Ltd
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Abstract

本发明涉及一种用于压滤啤酒麦汁的全自动隔膜麦汁压滤机,以及用隔膜麦汁压滤机实现啤酒糖化醪过滤工艺,关闭麦汁压滤机,压滤机进入自动保压状态;进料,倒醪液泵以大流量将醪液快速充入压滤机,醪液先由压滤板一侧底部进料口泵入;压滤,当醪液充满压滤机后,麦汁通过滤布由另一侧出液孔流出,经由平衡罐流入煮沸锅,当糖化锅内检测到无物料时,倒醪泵自动关闭;原麦汁过滤结束后,膜片吹气挤压糟层,将糟层压干;预压缩结束后,开始进行洗糟,洗糟水由倒醪泵泵入,穿过糟层后流出;洗糟达到预先设定的数量后,倒醪泵自动关闭;再次从膜片吹气挤压糟层,将糟层压干;然后打开管路上的排气阀,将隔膜板中的压缩空气排掉;排气结束,打开滤板,麦糟即自行落入糟斗。

Figure 200610154682

The invention relates to a fully automatic diaphragm wort filter press for pressing beer wort, and a beer saccharification mash filtration process realized by using the diaphragm wort filter press. Pressed state; feed, the mash pouring pump quickly fills the mash into the filter press with a large flow rate, and the mash is first pumped in from the feed port at the bottom of one side of the filter plate; press filtration, when the mash is full of the filter press , the wort flows out from the outlet hole on the other side through the filter cloth, and flows into the boiling pot through the balance tank. When no material is detected in the mash pot, the mash pouring pump is automatically closed; Press the grains layer, dry the grains layer; after the pre-compression, start to wash the grains, the water for washing the grains is pumped in by the pump, and flows out after passing through the grains layer; Automatically close; blow air from the diaphragm again to squeeze the bad layer, and dry the bad layer; then open the exhaust valve on the pipeline to discharge the compressed air in the diaphragm plate; after the exhaust is completed, open the filter plate, and the wheat grain will Get into trouble by yourself.

Figure 200610154682

Description

The filter-pressing process of preparation wheat juice in the beer production
Technical field
The present invention relates to a kind of full-automatic diaphragm wheat juice pressure filter that is used for the press filtration barley juice of beer, and realize the barley juice of beer filtration process, belong to filter equipment and barley juice of beer filtration process and make the field with barrier film wheat juice pressure filter.
Background technology
The wort filtration method of using in beer production mainly contains filter channel process and pressure filter method.What the wort filtration of the most of brew-housies of China adopted at present is filter channel process.In recent ten years, people have carried out a series of improvement to the structure and the mode of operation of filter vat, but this filter method exists shortcomings such as filtration time is long, recovery rate is low, level of automation is low all the time.Although taked various assist measures, fail all the time fundamentally to address these problems.Along with brew-house develops to the maximization direction, the ability of sacchariferous equipment also strengthens thereupon.This has come very big difficulty to traditional wort filtration troughed belt.Because the diameter of filter vat is big more, cultivated tool arm is long more, and swinging moment is just big more.Moment is big, and the main shaft diameter is big, and step-down gear is big, and load is big, and electric motor is big, and manufacture difficulty increases, and cost improves.In addition, the diameter of filter vat is big, and when filtering the sieve plate installation, its levelness more is difficult to guarantee, influences filtering effect.
Summary of the invention:
Purpose of design: avoid the weak point in the background technology, design a kind of wheat juice pressure filter that is specifically designed to the beer saccharification wort filtration, and replace traditional filter vat with wheat juice pressure filter, realize quick, efficient, energy-conservation, the high quality, full-automatic of wort filtration.
Design: in beer production, wort filtration is an important stage of preparation wheat juice, and wheat juice is exactly beer after fermentation is filtered.So-called wort filtration is exactly after saccharifying finishes, and in the shortest time, the material from the raw material stripping in the converted mash is separated with insoluble wheat is poor, obtaining clarifying wheat juice, and obtains good extract recovery rate.The wort filtration method of using in beer production mainly contains filter channel process.In recent ten years, though people have carried out a series of improvement to the structure and the mode of operation of filter vat, but this filter method exists shortcomings such as filtration time is long, recovery rate is low, level of automation is low all the time, although taked various assist measures, fail fundamentally to solve these technical barriers all the time.In order to solve this technical barrier, the application replaces traditional filter vat with pressure filter equipment on structure design; At process aspect,, use the technology of the technology replacement filter vat intermittent filtration of pressure filter continuous filter press, to realize the application's purpose of design according to the technology of beer saccharification wort filtration.
(1) design of wheat juice pressure filter: 1, rack section: rack section is the main body of equipment, in order to support filter mechanism, connects other parts.During equipment work, the intravital piston of oil cylinder promotes pressure strip, will compress at the screen plate between pressure strip and the thrust plate, diaphragm plate, filter cloth, carries out pressure filtration to guarantee the feed liquid that has pressure in filter chamber.The application has disposed rebound, by moving this rebound and compressing wallboard and can change different effective filter plate numbers, to adapt to different charging capacitys.2, filtration fraction: be made up of the filter cloth that is arranged alternately in screen plate, the diaphragm plate on the girder and be clipped between the filter plate, screen plate and diaphragm plate have formed several independently filtering units---filter chamber alternately.When filtering beginning, mash enters in each filter chamber through the opening for feed of thrust plate, and borrows the pressure of the pump of falling wine with dregs generation to filter under the promotion of the pump of falling the wine with dregs.Because the effect of filter cloth is stayed solid and formed filter cake in the filter chamber, filtrate is discharged by fluid hole.Former wort filtration feeds pressurized air after finishing in diaphragm plate, heaves by diaphragm, and the poor layer of extruding, the lamination that will be pickled with grains or in wine is done, do not utilizing under the situation of washing poor water, 80% extract in the recyclable poor layer, poor layer attenuation simultaneously improved and washed poor efficient.After precompression finishes, begin to wash poor, wash poor water and pump into, pass the back outflow of poor layer by the pump of falling the wine with dregs; Washing poor reach predefined quantity after, the pump of falling the wine with dregs cuts out automatically, from the diaphragm poor layer of extruding of blowing, the lamination that will be pickled with grains or in wine is dried once more.In the pressure filter use, filter cloth plays a part crucial, and the quality of its performance, the correctness of type selecting directly affect filter effect.3, arm-tie part: the drawing-plate mechanism part is made up of oil motor, mechanical manipulator, transmission rig and arm-tie pause device etc. automatically.Thereby oil motor drives driving chain and drives robot movement, and filter plate is drawn back one by one.Pause device can be controlled stopping in the arm-tie process at any time, precession is done, to guarantee the smooth realization of drawing-plate mechanism arm-tie discharging.4, hydraulic part: hydraulic part is to drive the power set that pressure strip compressed and unclamped filter plate, has disposed ram pump pump and various control valve.When compressing filter plate, piston pump motor starts, and the piston rod reach compresses filter plate; When oil pressure rises to the higher limit that system is provided with and termination of pumping; At this moment, pressure filter promptly enters automatic packing state; When oil pressure was reduced to the lower value of system's setting, piston pump motor restarted, to guarantee to filter required operating pressure; During backhaul, piston pump motor starts, and piston rod drives the pressure strip backhaul, and filter plate unclamps; During arm-tie, ram pump starts, the automatic reciprocating arm-tie of mechanical manipulator, when pulling last piece plate, be contained in being touched on the thrust plate side girder, the mechanical manipulator automated backhaul near switch, when mechanical manipulator was back to oil cylinder seat side zero position, shake-up stopped automatically near switch.5, automatically controlled part: automatically controlled part is the control center of total system.
(2) realize process for filtering beer saccharified malt extract with wheat juice pressure filter: 1, preheating, hydraulic efficiency system compresses pressure strip and maintains automatically in the pre-set pressure range, after filter began, pressure filter top vent valve, feed valve left simultaneously, simultaneously, the pump startup of falling the wine with dregs (hot water is heated to specified temperature in advance), beginning is injected water and is carried out preheating in pressure filter, preheated one-section is after the time, and the pump of falling the wine with dregs cuts out automatically, simultaneously, hot water valve is closed automatically.Need to prove that preheating is only first batch of the equipment operation or operation when being necessary.2, charging: the pump of falling the wine with dregs (frequency conversion) charges into pressure filter with big flow fast with mash.Mash is pumped into by press filtration plate one side bottom opening for feed earlier, advance full after, by a side up and down two feed ports pump into simultaneously, purpose is to reduce wheat juice oxygen absorbed and mash is evenly distributed in the filter frame chamber and flows steadily.Wheat juice passes filter cloth, by the wheat juice fluid hole outflow of opposite side.3, press filtration: the wheat juice after the filtration flows into boiling pot by pressure filter through surge tank, and when detecting no material in the brew kettle, the pump of falling the wine with dregs cuts out automatically.4, precompression: former wort filtration feeds pressurized air after finishing in diaphragm plate, heave by diaphragm, the poor layer of extruding, the lamination that will be pickled with grains or in wine is done, and is not utilizing under the situation of washing poor water, 80% extract in the recyclable poor layer, poor layer attenuation simultaneously improved and washed poor efficient.5, wash poor: keep precompressed pressure, begin to wash poor, wash poor water and pump into, pass the back outflow of poor layer by the pump of falling the wine with dregs; Washing poor reach predefined requirement after, the pump of falling the wine with dregs cuts out automatically.6, compression: improve the poor layer of pressure extrusion of blowing from diaphragm, the lamination that will be pickled with grains or in wine is done.7, exhaust: open the vent valve on the pipeline, the pressurized air in the diaphragm plate is drained.8, unload poor: poor cake is positioned at filtering chamber the inside, and filtering chamber only could form when screen plate and diaphragm plate are closed.Therefore, filter plate is drawing back under the plate pulling device effect automatically one by one, the poor bucket that is pickled with grains or in wine that promptly falls into voluntarily of wheat.9, occlusion pressure filter: the finishing of above-mentioned technological process, pressure filter promptly is pressed to the press filtration state with the press filtration plate automatically, prepares the press filtration of next pot time.10, also need consider the cleaning of pressure filter, promptly whole pressure filter moves the pipeline after the week and the cleaning of filter cloth.
Technical scheme 1: produced the filter-pressing process of wheat juice in the beer production by converted mash, (1) closes wheat juice pressure filter, and hydraulic efficiency system compresses the press filtration plate and maintain automatically on certain stress level automatically, and pressure filter enters automatic packing state; (2) charging: the pump of falling the wine with dregs (frequency conversion) charges into pressure filter with big flow fast with mash, mash is pumped into by press filtration plate one side bottom opening for feed earlier, advance full after, by a side up and down two feed ports pump into simultaneously, to reduce wheat juice oxygen absorbed and mash is evenly distributed in the filter frame chamber and flows steadily.(3) filter: the wheat juice after the filtration flows into boiling pot by pressure filter through surge tank, and when detecting no material in the brew kettle, the pump of falling the wine with dregs cuts out automatically.(4) precompression: former wort filtration feeds pressurized air after finishing in diaphragm plate, heave by diaphragm, the poor layer of extruding, the lamination that will be pickled with grains or in wine is done, and is not utilizing under the situation of washing poor water, 80% extract in the recyclable poor layer, poor layer attenuation simultaneously improved and washed poor efficient.(5) wash poor: keep precompressed pressure, begin to wash poor, wash poor water and pump into, pass the back outflow of poor layer by the pump of falling the wine with dregs; Washing poor reach predefined quantity after, the pump of falling the wine with dregs cuts out automatically.(6) compression: improve the poor layer of pressure extrusion of blowing from diaphragm, the lamination that will be pickled with grains or in wine is done.(7) exhaust: open the vent valve on the pipeline, the pressurized air in the diaphragm plate is drained.(8) unload poor: open filter plate, wheat is poor promptly to fall into poor bucket voluntarily.(9) occlusion pressure filter: the finishing of above-mentioned technological process, pressure filter promptly is pressed to the press filtration state with the press filtration plate automatically, prepares the press filtration of next pot time.
Technical scheme 2: full-automatic diaphragm wheat juice pressure filter, it comprises rack section, filtration fraction, arm-tie part, hydraulic part and electric control system, it is characterized in that: be provided with to be positioned at and movably compress wallboard (7) and rebound (8) on the rack section girder, can adjust the quantity of effective filter plate.
The present invention compares with background technology, and the one, the production efficiency height enters pressure filter from wheat juice and finishes to unloading poor finishing in 2 hours, and can automatically filter 12~14 every day, improved saccharification efficient; The 2nd, the quality product height, wheat juice enters from the side-lower of pressure filter, be full of filter chamber and make it to form closed system, whole filtration, wash poor process and be in air-tight state, greatly reduced the oxygenizement of wheat juice in filtration procedure, avoided the oxygen uptake of wheat juice, wort quality is good, has guaranteed that the brewage mouthfeel is pure; The 3rd, improved the brewing room recovery rate, reach 100%, surpass filter channel process; The 4th, can adapt to different auxiliary material ratios, because traditional wort filtration groove is by natural filtration, with the wheat skin as filtering layer, so filtration difficulty when the auxiliary material ratio increases, and the application has no special requirements to the ratio of supplementary material, can adopt hammer to pulverize, and can increase the ratio of auxiliary materials such as wheat, rice, corn, W-Gum, greatly reduce raw materials cost; The 5th, water loss is few, owing to adopt the poor layer of membrane filter plate extruding, poor layer is moisture lower, has reduced discharge of wastewater; The 6th, wash poor efficient height, because the application adopts the barrier film extruding, poor layer is thin, washes poor effectively, washes poor water and significantly reduces; The 7th, load adaptability is strong, the operation elasticity big, its load can normal load 70%~110% between the fluctuation, even malt quality is relatively poor, also can guarantee filtration time; The 8th, strong to raw materials quality adaptability, can under higher wort viscosity, filter normally, filter the influence that is not subjected to raw materials quality, original wort concentration can reach 26%~30%, is fit to high dense brewageing; The 9th, the level of automation height adopts PLC control, operates on the upper computer and finishes, and filters, cleans full-automatic; The tenth, the design that this machine is mechanical, electrical, liquid integrated, not only rational in infrastructure, operation is simple and reliable, and also easy to maintenance; 11 is the design of removable rebound in the wheat juice pressure filter, moves this plate and compresses wallboard and can change different effective filter plate numbers, to adapt to different charging capacitys; 12 is frame strength height, and long service life guarantees to have improved saccharification yield by wort quality, is the ideal substitute of filter vat and traditional filtering machine in the brewage.
Description of drawings:
Fig. 1 is the structural representation of full-automatic diaphragm wheat juice pressure filter.
Fig. 2 is a thrust structure of wall synoptic diagram.
Fig. 3 compresses the structure of wall synoptic diagram.
Fig. 4 is the structural representation of screen plate.
Fig. 5 is the structural representation of diaphragm plate.
Fig. 6 is the structural representation of rebound.
The drawing reference numeral explanation:
1, thrust plate 2, thrust wallboard 3, diaphragm plate 4, screen plate 5, mechanical manipulator 6, girder 7, compress that wallboard 8, rebound 9, pressure strip 10, oil cylinder seat 11, Hydraulic Station 12, exhaust hole 13, charging through hole 14, charging prop up hole 15, go out fluid through-hole 16, fluid is propped up hole 17, trim O shape circle 18, O shape circle 19, press media inlet 20, polypropylene diaphragm 21, liner plate 22, cross hopper.
Embodiment:
Embodiment 1: with reference to accompanying drawing 1~6.Full-automatic diaphragm wheat juice pressure filter, it comprises rack section, filtration fraction, arm-tie part, hydraulic part and electric control system, rack section mainly is made up of parts such as thrust plate 1, pressure strip 9, oil cylinder seat 10 and girders 6, and its manufacturing process is a prior art, is not described herein at this.Filtration fraction be by a graded be arranged in screen plate 4 on the girder, diaphragm plate 3 and between filter cloth form, screen plate and diaphragm plate are alternately, formed several independently filtering units---filter chamber, be positioned at thrust plate 1 and 9 of pressure strips 4 of filter plates around be embedded with and form trim between trim O shape circle 17 and screen plate and diaphragm plate and touch mutually.Automatically the drawing-plate mechanism part is made up of oil motor, mechanical manipulator 5, transmission rig and arm-tie pause device etc., and its manufacturing process is a prior art, is not described herein at this.Hydraulic part 11 and electric control system are prior art, are not described herein at this.Thrust wallboard 2 adopts the prior art die forming and is positioned on the girder 6 of rack section, rebound 8 is positioned on the rack section girder 6, filtration fraction septation plate 3 and screen plate 4 one sides have opening for feed through hole 13 up and down, and charging through hole 13 props up hole 14 by charging and is communicated with filter chamber.Hole 14 compression moldings are propped up in the charging that is arranged in filter plate 4.
The debugging of machine: 1, check complete machine: (1) wipes clean Hydraulic Station 8, electric control box, and fuel tank internal cleans up, check power supply and compress, whether the backhaul oil pipe install correctly, whether power-supply wiring safe and reasonable.(2) frame, filter plate, piston rod are wiped clean, checked filter plate is arranged whether neat, correct; Check that filter cloth is equipped with the unfolded phenomenon, if any, need to flatten.Whether the configuration of pipelines such as (3) inspection charging, air blowing, fluid, valve is correct, reasonable.2, electric-controlled hydraulic debugging: (1) after the project affirmation of above required inspection was errorless, the hydraulic efficiency oil that injection is cleaned after filtration in fuel tank was to stipulating oil level (approximately 55L), opening power master switch.Whether at first the pressure of high-pressure overflow valve and low pressure relief valve is turned up full blast, the electro connecting pressure gauge upper limit is transferred to 31MPa, by " backhaul " button, observe low Oil pump electrical machinery and just change along clockwise direction.Then, counterclockwise unscrew safety overflow valve,, observe whether Oil pump electrical machinery is just changeing along clockwise direction and clockwise direction screws safety overflow valve by " compressing " button.(2) at first select suitable high-pressure overflow valve lock pressure and electro connecting pressure gauge upper lower limit value according to feed pressure.During adjusting, unscrew high-pressure overflow valve counterclockwise earlier, under impaction state, slowly clockwise rotate high-pressure overflow valve, make the electric contact pressure gauge pressure reach 27MPa, locking gets final product.Subsequently by " backhaul " button, unsnatch in-oil cylinder pressure, backhaul on earth, adjust low pressure relief valve, during adjusting, unscrew earlier low pressure relief valve counterclockwise, by " arm-tie " button, slowly clockwise rotate low pressure relief valve at the arm-tie state and make tensimeter pressure reach 4MPa locking, piston is walked about for several times repeatedly to get rid of air in the oil cylinder, set up electro connecting pressure gauge at last) pressure range.(safety valve, high-pressure overflow valve, low pressure relief valve, electro connecting pressure gauge all mix up before dispatching from the factory, generally do not need the user to regulate.Change the pressure of setting up as need, can regulate as stated above).(3) allow piston rod drive pressure strip again and walk up and down three times, check that oil pressure rises in limited time whether can auto stop on the electro connecting pressure gauge.Observe oil pressure decline situation, when pressing on the first time, pressure lowering speed≤3MPa/10min be normal, when pressure is reduced to electro connecting pressure gauge) behind the lower limit, motor (D) starts to go up automatically presses, and pressure drop rate≤2MPa/20min belongs to normally for the second time.
Embodiment 2: on the basis of embodiment 1, produce the filter-pressing process of wheat juice in the beer production by converted mash, (1) close wheat juice pressure filter, hydraulic efficiency system compresses pressure strip automatically and maintains automatically on certain stress level, and pressure filter enters automatic packing state; 1) hydraulic efficiency system compresses pressure strip and maintains automatically in 15MPa~18MPa pressure range automatically, and whole pressure filter is in air-tight state; (2) hot water is squeezed into pressure filter fast and by feed port, filter press filter board is carried out preheating by the pump of falling the wine with dregs, and temperature reduces viscosity when avoiding converted mash to enter pressure filter increases, and the converted mash that enters pressure filter is not contacted with air, avoids the oxygen uptake of wheat juice; (3) converted mash charges into pressure filter by the pump of falling wine with dregs liquid pump fast with mash, and mash is first by the one side angle charging of press filtration plate bottom, top exhaust valve opening exhaust simultaneously; (4) detect material after pressure filter is filled when the pressure filter top, mash is by inferior horn charging on the side, through filter cloth, goes out wheat juice by the angular flux up and down of opposite side, through surge tank, enters boiling pot, and when detecting no material in the brew kettle, the pump of falling the wine with dregs cuts out automatically; (5) after former wort filtration finishes, in diaphragm plate, feed pressurized air, heave by diaphragm, the poor layer of extruding, the lamination that will be pickled with grains or in wine is done; (6) after precompression finishes, begin to wash poor, wash poor water and pump into, pass the back outflow of poor layer by the pump of falling the wine with dregs; (7) wash poor reach the quantity (beer according to different varieties preestablishes) of processing requirement after, the pump of falling the wine with dregs cuts out automatically, from the diaphragm poor layer of extruding of blowing, the lamination that will be pickled with grains or in wine is dried once more; (8) pressure strip retreats, and pulling car draws back every filter plate automatically, and poor cake promptly falls into the poor bucket of wheat voluntarily; (9) after all plate drew back, pressure strip compressed automatically, prepares to filter next time.
Converted mash fast charges into pressure filter with big flow with mash by the pump of falling the wine with dregs, mash is earlier by the one side angle feed port charging of press filtration plate bottom, top exhaust valve opening exhaust simultaneously, when the pressure filter top detects material after pressure filter is filled, mash is by inferior horn feed port charging on the side, through filter cloth, last inferior horn discharge hole by opposite side flows out wheat juice, through surge tank, enters boiling pot, when detecting no material in the brew kettle, the pump of falling the wine with dregs cuts out automatically.
The polypropylene diaphragm filter-plate manufacture craft, the center liner plate adopts mould, oil press and plastics press forming, the polypropylene diaphragm blank adopts mold injection to be shaped, hot plate welding is met sb. at the airport and is furnished with two hot-plates up and down, can heat simultaneously the upper and lower trim of center liner plate and the upper and lower polypropylene diaphragm back side, welding is once finished, and after the heat setting type, again membrane filter plate trim and each hole is carried out processes.
What need understand is: though the foregoing description is to the present invention's detailed explanation of contrasting; but these explanations are just illustrative to the present invention; rather than limitation of the present invention, any innovation and creation that do not exceed in the connotation of the present invention all fall within the scope of protection of the present invention.

Claims (10)

1、一种啤酒生产过程中由糖化醪生产麦汁的压滤工艺,其特征是:(1)液压系统自动将滤板组压紧并自动维持在设定好的压力范围内,整个压滤机处于密闭状态;(2)倒醪泵将热水由进料孔快速打入压滤机,对压滤机滤板进行预热;(3)倒醪泵将糖化醪快速充入压滤机,醪液先由压滤板下部一侧角进料,同时上部排气阀开启排气;(4)当压滤机顶部检测到醪液即压滤机装满后,醪液经过滤布,由另一侧的上下角流出麦汁,进入煮沸锅。当糖化锅内检测到无醪液时,倒醪泵自动关闭;(5)原麦汁过滤结束后,向隔膜板中通入压缩空气,通过膜片鼓起,挤压糟层,将糟层压干,进行预压缩;(6)预压缩结束后,洗糟水由倒醪泵泵入,穿过糟层后流出进行洗糟;(7)洗糟达到工艺要求(根据不同品种的啤酒预先设定)后,倒醪泵自动关闭。再次从膜片吹气挤压糟层,将糟层压干;(8)压紧板后退,拉板小车自动将每块滤板拉开,糟饼即自行落入麦糟斗;(9)全部板拉开后,压紧板自动压紧,准备下一次过滤。1. A filter press process for producing wort from mash in the beer production process, which is characterized in that: (1) The hydraulic system automatically compresses the filter plate group and automatically maintains it within the set pressure range. The machine is in a closed state; (2) the mash pouring pump quickly injects hot water into the filter press from the feed hole to preheat the filter plate of the filter press; (3) the mash pouring pump quickly fills the mash into the filter press , the mash is first fed from one side corner of the lower part of the filter plate, and the upper exhaust valve is opened to exhaust at the same time; (4) when the top of the filter press detects the mash, that is, after the filter press is full, the mash passes through the filter cloth, The wort flows out from the upper and lower corners of the other side and enters the boiling pot. When no mash is detected in the mash pot, the mash pouring pump is automatically closed; (5) After the original wort is filtered, compressed air is introduced into the diaphragm plate, and the diaphragm is bulged to squeeze the bad layer, and the bad layer (6) After the pre-compression is finished, the washing water is pumped in by the pouring mash pump, and flows out after passing through the bad layer to wash the bad; (7) The bad washing meets the process requirements (according to different types of beer pre- setting), the mash pouring pump is automatically turned off. Blow air from the diaphragm again to squeeze the dross layer, and dry the dregs layer; (8) The pressing plate retreats, and the plate pulling trolley automatically pulls each filter plate apart, and the dregs fall into the dregs hopper by itself; (9) After all the plates are pulled apart, the pressing plate is automatically compressed to prepare for the next filtration. 2、根据权利要求1所述的啤酒生产过程中由糖化醪生产麦汁的压滤工艺,其特征是:糖化醪通过倒醪泵将醪液快速充入压滤机,醪液先由过滤板下部一侧角进料孔进料,同时上部排气阀开启排气。当压滤机顶部的检测装置检测到醪液即压滤机装满后,醪液由一侧上下角进料孔进料,经过滤布,由另一侧的上下角出料孔流出麦汁,经过平衡罐进入煮沸锅,当糖化锅内检测到无醪液时,倒醪泵自动关闭。2. The pressure filtration process for producing wort from the mash in the beer production process according to claim 1, characterized in that: the mash is quickly filled into the filter press through the mash pouring pump, and the mash is first passed through the filter plate Feed the material through the feed hole on one side of the lower part, and at the same time, open the exhaust valve on the upper part to exhaust. When the detection device on the top of the filter press detects the mash, that is, the filter press is full, the mash is fed from the upper and lower corner feeding holes on one side, passes through the filter cloth, and flows out of the wort from the upper and lower corner outlet holes on the other side , enter the boiling pot through the balance tank, when no mash is detected in the mash pot, the mash pouring pump will automatically shut down. 3、根据权利要求1所述的啤酒生产过程中由糖化醪生产麦汁的压滤工艺,其特征是:止推墙板(2)上部设有排气通孔(12),可通过该孔排出压滤机中空气,极大地降低了麦汁在过滤过程中的氧化作用,避免了麦汁吸氧,麦汁质量好,确保了啤酒酿造口感纯正。3. The pressure filtration process for producing wort from mash in the beer production process according to claim 1, characterized in that: the upper part of the thrust wall plate (2) is provided with an exhaust through hole (12), through which the The air in the filter press is exhausted, which greatly reduces the oxidation of the wort during the filtration process, avoids the oxygen absorption of the wort, and the quality of the wort is good, ensuring the pure taste of beer brewing. 4、根据权利要求1所述的啤酒生产过程中由糖化醪生产麦汁的压滤工艺,其特征是:原麦汁过滤结束后,向隔膜板(3)中通入压缩空气,通过聚丙烯膜片(20)鼓起,挤压糟层,在不利用洗糟水的情况下,可回收糟层中80%的浸出物;同时使糟层变薄,提高了洗糟效率。4. The pressure filtration process for producing wort from saccharification mash in the beer production process according to claim 1, characterized in that: after the original wort is filtered, compressed air is passed into the diaphragm plate (3) to pass through the polypropylene The diaphragm (20) bulges and squeezes the dross layer, and 80% of the leachate in the dregs layer can be recovered without using the dregs washing water; at the same time, the dregs layer is thinned to improve the dregs washing efficiency. 5、一种全自动隔膜麦汁压滤机,它包括机架部分、过滤部分、拉板部分、液压部分和电气控制部分,其特征是:设有位于机架部分主梁上可移动的压紧墙板(7)和过渡板(8)。5. A fully automatic diaphragm wort filter press, which includes a frame part, a filter part, a pull plate part, a hydraulic part and an electrical control part, and is characterized in that it is equipped with a movable press on the main beam of the frame part. Tight wallboard (7) and transition plate (8). 6、根据权利要求5所述的全自动隔膜麦汁压滤机,其特征是:改变压紧墙板(7)和过渡板(8)在滤板组中的位置可调节有效使用滤板的数量,以适应不同的投料量。6. The fully automatic diaphragm wort filter press according to claim 5, characterized in that: changing the position of the pressing wallboard (7) and the transition plate (8) in the filter plate group can adjust the effective use of the filter plate Quantity, in order to adapt to different feeding quantity. 7、根据权利要求5所述的全自动隔膜麦汁压滤机,其特征是:过滤部分的过滤腔室由厢式聚丙烯过滤板(4)和聚丙烯隔膜板(3)组成,隔膜板膜片(20)采用聚丙烯材料压铸成型。7. The fully automatic diaphragm wort filter press according to claim 5, characterized in that: the filter chamber of the filter part is composed of a box-type polypropylene filter plate (4) and a polypropylene diaphragm plate (3), and the diaphragm plate The diaphragm (20) is molded by die-casting polypropylene material. 8、根据权利要求5所述的全自动隔膜麦汁压滤机,其特征是:过滤部分中隔膜板(3)和过滤板(4)一侧上下开有进料口通孔(13),进料通孔(13)通过进料支孔(14)与滤室连通。8. The fully automatic membrane wort filter press according to claim 5, characterized in that: the upper and lower sides of the membrane plate (3) and the filter plate (4) in the filter part are provided with feed inlet through holes (13), The feed through hole (13) communicates with the filter chamber through the feed branch hole (14). 9、根据权利要求8所述的全自动隔膜麦汁压滤机,其特征是:隔膜板(3)和过滤板(4)中滤布片边包裹有O形圈(18)且嵌入隔膜板(3)和过滤板(4)上的密封槽内。9. The fully automatic diaphragm wort filter press according to claim 8, characterized in that: O-rings (18) are wrapped around the edge of the filter cloth in the diaphragm plate (3) and filter plate (4) and embedded in the diaphragm plate (3) and the sealing groove on the filter plate (4). 10、根据权利要求5或7所述的全自动隔膜麦汁压滤机,其特征是:隔膜板(3)的两块聚丙烯膜片(20)与衬板(21)间焊接成整体结构。10. The fully automatic diaphragm wort filter press according to claim 5 or 7, characterized in that: the two polypropylene diaphragms (20) of the diaphragm plate (3) and the lining plate (21) are welded into an integral structure .
CN2006101546827A 2006-11-14 2006-11-14 Filter-pressing process for producing malt extract during production of beer Expired - Fee Related CN101074410B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101372652B (en) * 2008-10-07 2011-01-12 宁波沪港食品机械制造有限公司 Three-device saccharification apparatus
CN104595489A (en) * 2014-12-30 2015-05-06 杭州兴源过滤科技股份有限公司 Embedded filter cloth filter plate sealed rope loop for filter press filter plate and manufacturing method
CN108159745A (en) * 2017-12-25 2018-06-15 安徽赛月环境科技有限公司 A kind of diaphragm mash filter
CN109381902A (en) * 2018-11-15 2019-02-26 程晓洁 A kind of diaphragm mash filter
CN115054960A (en) * 2022-06-17 2022-09-16 北京金隅琉水环保科技有限公司 Filter press system and method of using the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1045601A (en) * 1990-04-12 1990-09-26 北京双合盛五星啤酒厂 Quick preparation of wort
CN2647397Y (en) * 2003-07-04 2004-10-13 哈尔滨汉德轻工医药装备有限责任公司 Wheat juice filtering press with partition plate
CN2631607Y (en) * 2003-08-27 2004-08-11 河南维雪啤酒有限公司 Special frame press for beer saccharified malt

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101372652B (en) * 2008-10-07 2011-01-12 宁波沪港食品机械制造有限公司 Three-device saccharification apparatus
CN104595489A (en) * 2014-12-30 2015-05-06 杭州兴源过滤科技股份有限公司 Embedded filter cloth filter plate sealed rope loop for filter press filter plate and manufacturing method
CN108159745A (en) * 2017-12-25 2018-06-15 安徽赛月环境科技有限公司 A kind of diaphragm mash filter
CN109381902A (en) * 2018-11-15 2019-02-26 程晓洁 A kind of diaphragm mash filter
CN115054960A (en) * 2022-06-17 2022-09-16 北京金隅琉水环保科技有限公司 Filter press system and method of using the same

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