CN104645690A - Layered multi-filter disc filter - Google Patents

Layered multi-filter disc filter Download PDF

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Publication number
CN104645690A
CN104645690A CN201510073246.6A CN201510073246A CN104645690A CN 104645690 A CN104645690 A CN 104645690A CN 201510073246 A CN201510073246 A CN 201510073246A CN 104645690 A CN104645690 A CN 104645690A
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China
Prior art keywords
filter
container
main shaft
scraper
rotary main
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CN201510073246.6A
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Chinese (zh)
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CN104645690B (en
Inventor
陈崔龙
张德友
周进
方毅
张曼曼
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Hefei General Machinery Research Institute Co Ltd
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Hefei General Machinery Research Institute Co Ltd
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Publication of CN104645690A publication Critical patent/CN104645690A/en
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Abstract

The invention relates to a layered multi-filter-disc filter, which comprises a cylindrical pressure container, wherein a feeding pipe is arranged on the container, a rotary main shaft is arranged at the central axis of the container, and the rotary main shaft penetrates through the top of the container and is interconnected with an output shaft of a speed reducing motor; the top of the container is also fixedly provided with a displacement mechanism, and the displacement mechanism drives the rotating main shaft to move up and down in the container; at least two groups of filtering devices are uniformly distributed between the inner wall of the container and the rotating main shaft along the vertical direction, each group of filtering device comprises a filtering disc and a scraper which are horizontally arranged, and the scraper in each group of filtering device is arranged above the corresponding filtering disc; the inside of the container is also provided with a liquid outlet channel and a discharge channel which are communicated with the filtering device and used for circulation. The layered multi-filter-disc filter provided by the invention has the advantages of compact structure, reliable and stable operation, greatly increased filter area and excellent filter effect.

Description

Layer-stepping many filter discs filter
Technical field
The invention belongs to airtight pressing filter technical field, be specifically related to a kind of layer-stepping many filter discs filter.
Background technology
In the industrial production of medicine, agricultural chemicals, food, chemical industry, dyestuff etc., the material of many inflammable and explosive, poisonous, volatile, easy pollutions and the slurry being difficult to filter all need desirable solid-liquid separating equipment to process.At present, the filter disc flat filter disc filter vertical with container axis that adopt processes it more, and flat filter disc filter has under pressure, is trapped in by solid filter cake on filtering table, and filter cake thickness is comparatively even, the premium properties that strainability is good; But the greatest problem that flat filter disc filter exists is exactly that filter area is limited, and restrict by the factor such as material, processing and manufacturing, filter maximum gauge is 3600mm, and now its effective filtration area is only 10m 2, in large production, traditional flat filter disc filter is difficult to meet need of production.
For the inferior position that plate type pressure filter filter area is little, Chinese patent literature 201210289503.6 discloses a kind of filter press and filter-pressing method thereof, is provided with polylith filter plate, and the filter cake spatial volume holding material is variable.But its structure is comparatively complicated, and discharge process synchronously can not carry out with charging, running is discontinuous, when material reaches predetermined mass dryness fraction, unclamped successively by filter plate, control system controls intake valve and pass into gases at high pressure in the gas passage or fluid passage of released filter plate, filter cloth can be risen by gases at high pressure punching, the material be bonded on filter cloth is washed out, although reach the object of isolated by filtration, is reduction of the efficiency of filtration.
Therefore, those skilled in the art need to provide a kind of structure simple, run continous-stable, greatly improve filter area and the excellent layer-stepping many filter discs filter of filter effect.
Summary of the invention
For above-mentioned deficiency, it is simple that the technical problem to be solved in the present invention is to provide a kind of structure, runs continous-stable, greatly improves filter area and the excellent layer-stepping many filter discs filter of filter effect.
To achieve these goals, the present invention is achieved through the following technical solutions:
A kind of layer-stepping many filter discs filter, the pressure vessel comprising tubular and the rotary main shaft be located in the middle part of container, described container is provided with feed pipe, and the upper end of described rotary main shaft is linked together through the output shaft of container top and reducing motor; This filter also comprises the displacement mechanism driving rotary main shaft and reducing motor to move up and down along the axis of rotary main shaft; Axis along rotary main shaft in described container is evenly laid with at least two group filters from top to bottom; Filter described in arbitrary group includes and is installed in scraper on rotary main shaft and the corresponding horizontally disposed filter disc be arranged on the downside of this scraper, and the face of striking off formed when scraper rotates parallels with the card of filter disc; The stroke that described scraper drives via displacement mechanism with rotary main shaft and do oscilaltion campaign in container is no more than the vertical range between adjacent filter disc; This filter also comprises and arbitrary liquid outlet channel of the equal UNICOM of filter disc inner chamber and the tapping channel for discharging solid material.
Preferably, the spacing between neighboring blades and the spacing between adjacent filter disc all equal.
Further, arbitrary described filter disc is formed by bracket and the filter screen be arranged on bracket, forms filter disc inner chamber and clear liquid collecting chamber between described filter screen and bracket; Clear liquid all causes outside container by skirt by the clear liquid collecting chamber of arbitrary filter disc, and many skirts form liquid outlet channel jointly.
Further, the upper strata filter disc except bottom filter disc is provided with the discharge opening of discharging solid filter cake for downward metafiltration disk area at the core near rotary main shaft; Described container offers discharging opening on the inwall near bottom filter disc, and each discharge opening and discharging opening form tapping channel jointly.
Further, described scraper is involute-type, the involute direction of the upper strata scraper except bottom scraper is set to the solid filter cake making filter disc is piled up and pushes away the direction of catching up with from four circumferential discharge opening places, and the involute direction of bottom scraper is set to the solid filter cake making filter disc is piled up and pushes away the direction of catching up with from center to surrounding.
Preferably, described scraper drives via displacement mechanism with rotary main shaft and the stroke that does oscilaltion campaign in container makes the minimum perpendicular distance between scraper filter disc corresponding thereto be less than 5 ~ 8mm.
Further, this filter is provided with connection base at the shaft end at the propelling container top of rotary main shaft, described reducing motor and rotary main shaft all be connected base and be fixedly connected; Institute's displacement mechanism comprises one end and the telescopic rod being connected base and being fixedly connected, and the other end of described telescopic rod is connected with the drive end of displacement mechanism.
Further, the drive end of institute's displacement mechanism is any one in cylinder-driven, hydraulic cylinder transmission, electric cylinder transmission.
Further, institute's displacement mechanism also comprises guide post, and the axis of described guide post and the axis of telescopic rod be arranged in parallel, and one end that described connection base is connected with guide post is set to the guide cylinder being convenient to slide along guide post.
Preferably, described container bottom is provided with the pulley being convenient to promote, and container outside wall is also provided with the supporting leg being convenient to be fixed on by container on pedestal.
Beneficial effect of the present invention is:
1), the present invention is when practical application, first time, reducing motor drives rotary main shaft to rotate, then in container, pending material is poured by feed pipe into, material falls on the filter disc of each layer filter, solid in material is owing to being left on filter screen through filter screen, liquid then flows through filter screen to clear liquid collecting chamber, then external container is led to by skirt, the solid filtrate be trapped on filter screen is constantly piled up, and forms certain pressure and become solid filter cake in the external world under applying the effect of air pressure to solid filtrate; When filter cake reaches certain thickness, enter discharging phase, scraper is under rotation and upper and lower compound motion, constantly strike off the solid filter cake on each metafiltration dish from level to level, the setting direction of involute-type wing is constantly promoted to centre by surrounding for making solid filter cake, then make solid filter cake from the discharge opening removal at center, fall into next metafiltration indoor, repeat this filter process until enter in the filter chamber of the bottom, through the filtration of bottom filter screen, clear liquid causes outside container by the bottom skirt arranged at container bottom by liquid, converges be integrated with upper strata skirt; And solid filter cake is constantly promoted to surrounding by center by the involute-type wing of bottom scraper, the discharging opening arranged eventually through container side draws off.So far, the filter process of whole Separation of Solid and Liquid is completed.
This filter of the present invention, structure is simple, under the immovable prerequisite of container diameter, obtains larger filter area, while remaining flat filter disc filter advantage, significantly improves economic benefit.Further, in the present invention, scraper, except rotation, also can do lifting action by upward and downward, progressively be struck off layer by layer by the solid filter cake of accumulation, improve separative efficiency of the present invention, has excellent filter effect.
2), pass through in the present invention to arrange dexterously, the involute direction of bottom wing and the involute direction of upper strata wing are crossed be set to contrary to, arranging dexterously first to be pushed away to catch up with by four circumferential centers on upper strata makes solid filter cake fall from discharge opening, push away to bottom Shi You center to surrounding and catch up with, finally make the discharging opening removal that solid filter cake container side walls is arranged, ensure that the operation of the continous-stable of this filter, for its filter effect is laid a good foundation; And multiple side by side and converge all-in-one-piece clear liquid collecting chamber and be configured for circulating and filter the liquid outlet channel of gained clear liquid, its setting improves drain age velocity of the present invention, accelerates filter process.
3), scraper is driven to be no more than the vertical range between adjacent filter disc with the stroke range that rotary main shaft does oscilaltion campaign in container by displacement mechanism in the present invention, scraper is made to contact filter disc, thus avoid scraper and scratch filter disc, ensure that the present invention has longer service life, simultaneously scraper drives via displacement mechanism with rotary main shaft and the stroke that does oscilaltion campaign in container makes the minimum perpendicular distance between scraper filter disc corresponding thereto be less than 5 ~ 8mm, ensure that scraper fully striking off inner solid filter cake.
4), due in the middle of the filter disc of upper strata be provided with discharge opening, therefore container intracavity is not closed, and the material entering container from feed pipe can unimpeded flowing in container.And container side wall arrange discharging opening only when discharging, discharging door closure is just opened, be at ordinary times closedown and airtight, ensure that filter materials inside is not contaminated, and be beneficial to the maintenance work in later stage.
5) displacement mechanism, in the present invention is provided with guide post, the axis of guide post and the axis of telescopic rod be arranged in parallel, one end that connection base is connected with guide post is set to the guide cylinder being convenient to slide along guide post, one end of telescopic rod be connected base and be connected, the other end is connected with the drive end of displacement mechanism, this arrangement ensure that the stability that displacement mechanism runs, not to the bad injury of filter internal delivery, ensure that this filter reliability of operation.
Accompanying drawing explanation
Fig. 1,2,3 is structural representation of the present invention.
Fig. 4 is the structural representation of filter disc of the present invention.
Fig. 5,6 is the structural representation of scraper.
The implication marked in figure is as follows:
1-reducing motor 2-displacement mechanism 3-feed pipe 4-rotary main shaft
5-container 6-scraper 60-bottom scraper 7-filter disc
71-filter screen 72-bracket 8-discharge opening 9-clear liquid collecting chamber
10-discharging opening 11-upper strata skirt 12-bottom skirt 13-discharging door closure
14-pulley 15-supporting leg 20-telescopic rod 21-connects base
211-guide cylinder 22-guide post 21-connects base 23-material to be filtered
Next C-bottom filter tank, metafiltration room of 24-solid filter cake A-the superiors filter chamber B-
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Figure 1, a kind of layer-stepping many filter discs filter comprises tubular pressure vessel 5, and container 5 is provided with feed pipe 3, and in container 5, axis place is provided with rotary main shaft 4, and rotary main shaft 4 is interconnected by shaft coupling through the output shaft of container 5 top and reducing motor 1; Container 5 top is also installed with the displacement mechanism driving rotary main shaft 4 and reducing motor 1 to move up and down along the axis of rotary main shaft 4; This filter is provided with at the shaft end at propelling container 5 top of rotary main shaft 4 and connects base 21, reducing motor 1 and rotary main shaft 4 all be connected base 21 and be fixedly connected; Displacement mechanism 2 comprises one end and the telescopic rod 20 being connected base 21 and being fixedly connected, and the other end of telescopic rod 20 is connected with the drive end of displacement mechanism 2.Wherein, transmission device 2 can be any one in cylinder-driven, hydraulic cylinder transmission, electric cylinder transmission.
As shown in Figure 4, displacement mechanism 2 also comprises guide post 22, and the axis of guide post 22 and the axis of telescopic rod 20 be arranged in parallel, and one end that described connection base 21 is connected with guide post 22 is set to the guide cylinder 211 being convenient to slide along guide post 22.
Between rotary main shaft 4, at least two group filters are vertically evenly laid with at the inwall of described container 5, filter described in arbitrary group includes the filter disc 7 and scraper 6 that be arranged in parallel, and the face of striking off formed when scraper 6 rotates parallels with the card of filter disc 7; Container 5 inside is also provided with the tapping channel for circulate through with filter.
Filter disc 7 in filter, scraper 6 are all vertical with axis in container 5 or main rotating shaft 4, wherein, scraper 6 in arbitrary group of filter is all located at the top of corresponding filter disc 7, and press close to except bottom container 5 except the filter disc 7 of the bottom, the filter disc 7 on arbitrary upper strata is all between two groups of adjacent scrapers 6; And vertical range between neighboring blades 6 and the vertical range equal and opposite in direction between adjacent filter disc 7.
In filter disc 7, the filter disc 7 on upper strata is provided with the discharge opening 8 for discharging solid filter cake 24 at the core near rotary main shaft 4, and the filter disc 7 of the bottom offers discharging opening 10 on container 5 inwall of all sides; The equal fixed cover of all scrapers 6 is located on rotary main shaft 4 and rotates with rotary main shaft 4, and wherein, bottom scraper 60 is installed in the end of rotary main shaft 4.It should be noted that scraper 6 comprises scraper 6 and the bottom scraper 60 on upper strata.Filter disc 7 is formed by bracket 72 and the filter screen 71 be arranged on bracket 72, forms filter disc inner chamber and clear liquid collecting chamber 9 between filter screen 71 and bracket 72; Clear liquid is all drawn outside container 5 by upper strata skirt 11 by the clear liquid collecting chamber 9 of the filter disc 7 on upper strata, and clear liquid is caused outside container 5 by the bottom skirt 12 arranged bottom container 5 by the clear liquid collecting chamber 9 of the filter disc 7 of the bottom.
As direction of arrow indication in Fig. 2,3, discharge opening 8 and discharging opening 10 are configured for circulating the tapping channel of solid filter cake 23; Clear liquid collecting chamber 9, upper strata skirt 11 and bottom skirt 12 converge that being integrated is configured for circulating filters the liquid outlet channel of gained clear liquid.
As shown in Figure 5,6, scraper 6 is in involute-type, wherein, the involute direction of bottom scraper 60 is make the solid filter cake 24 that filter disc 7 is piled up push away the direction of catching up with to surrounding from center, and the scraper 6 on upper strata is set to and makes the solid filter cake 24 that filter disc 7 is piled up push away the direction of catching up with from four circumferential centers.Scraper 6 to drive via transmission device 2 with rotary main shaft 4 and the stroke that does oscilaltion campaign in container 5 is no more than vertical range between adjacent filter disc 7, further, scraper 6 to drive via displacement mechanism 2 with rotary main shaft 4 and the stroke that does oscilaltion campaign in container 5 makes the minimum perpendicular distance between scraper 6 filter disc 7 corresponding thereto be less than 5 ~ 8mm; By controlling the stroke of transmission device 2, the gap of scraper 6 apart from filter disc 7 can be controlled, make it not touch filter disc 7, in order to avoid scratch filter disc 7.
Discharging opening 10 controls by being convenient to manually operated discharging door closure 13, and discharging opening is only when discharging, and discharging door closure 13 is just opened, be at ordinary times close and airtight.Container 5 bottom is provided with the pulley 14 being convenient to promote, and container 5 lateral wall is also provided with the thrust support 15 being convenient to be fixed on by container 5 on pedestal.
Below in conjunction with accompanying drawing, the course of work of the present invention is described further.Curve arrow direction on Fig. 3 rotary main shaft represents the dextrorotation veer of rotary main shaft 4, and scraper 6 is consistent with the direction of rotation of rotary main shaft 4.
First material is made to filter under outside applies air pressure, as shown in Figure 2, in container 5, material 23 to be filtered is poured into by feed pipe 3, material 23 to be filtered falls on the filter disc 7 of each layer filter, enter each metafiltration room, solid in material is owing to being left on filter disc 7 through filter screen, liquid then flows through filter screen 71 to clear liquid collecting chamber 9, then respectively by upper strata skirt 11, the clear liquid in the superiors filter chamber A and next metafiltration room B is led to container 5 outside, clear liquid in bottom filter chamber C led to container 5 outside by bottom skirt 12 then to converge with upper strata skirt 11 and be integrated, the solid filtrate 22 that each metafiltration room is trapped on filter screen is constantly piled up, the solid material stayed in final each metafiltration room, under the air pressure that outside applies is used, forms certain pressure to material and extrudes more moisture content, finally becoming solid filter cake 24,
When solid filter cake 24 thickness acquires a certain degree, moisture content is not had to be forced out again, namely discharging phase is proceeded to: make reducing motor drive rotary main shaft to rotate, drive the equidirectional rotation of scraper 6 simultaneously, displacement mechanism 2 drives scraper 6 to move downward, therefore, scraper 6 is rotating and under downward compound motion, is constantly striking off the solid filter cake 24 in each metafiltration room from level to level.The setting direction of the involute-type wing of upper strata scraper 6 is constantly promoted to center by surrounding for making solid filter cake 23, then make solid filter cake 24 from discharge opening 8 removal at center, fall in the B of next metafiltration room, repeat this discharge process until enter in bottom filter chamber C, through the filtration of bottom filter screen, clear liquid causes outside container 5 by the bottom skirt 12 arranged bottom container 5 by liquid, converges be integrated with upper strata skirt 11; And solid filter cake 24 makes solid filter cake 24 constantly be promoted to surrounding by center through the involute-type wing of bottom scraper 60, eventually through discharging opening 10 removal that container side wall is arranged, as shown in Figure 3.So far, the filter process of whole Separation of Solid and Liquid is completed.
Should be noted that, when the direction of rotation of rotary main shaft 4 is contrary, during for being rotated counterclockwise, upper strata scraper 6 adopts and the opposed in Fig. 5,6 respectively with the involute direction of bottom scraper 60, now, the scraper 6 on upper strata is still for making the solid filter cake 24 that filter disc 7 is piled up push away the direction of catching up with from four circumferential centers; The involute direction of bottom scraper 60 is still for making the solid filter cake 24 that filter disc 7 is piled up push away the direction of catching up with to surrounding from center.

Claims (10)

1. layer-stepping many filter discs filter, comprise the pressure vessel (5) of tubular and be located in the rotary main shaft (4) at container (5) middle part, described container (5) is provided with feed pipe (3), and the upper end of described rotary main shaft (4) is linked together through the output shaft of container (5) top and reducing motor (1); This filter also comprises the displacement mechanism (2) driving rotary main shaft (4) and reducing motor (1) to move up and down along the axis of rotary main shaft; It is characterized in that: the axis along rotary main shaft (4) in described container (5) is evenly laid with at least two group filters from top to bottom; Filter described in arbitrary group includes and is installed in scraper on rotary main shaft (4) and the corresponding horizontally disposed filter disc (7) be arranged on the downside of this scraper, and the face of striking off formed when scraper (7) rotates parallels with the card of filter disc (7); The stroke that described scraper (6) drives via displacement mechanism (2) with rotary main shaft (4) and do oscilaltion campaign in container (5) is no more than the vertical range between adjacent filter disc (7); This filter also comprises and the liquid outlet channel of arbitrary equal UNICOM of filter disc inner chamber and the discharge opening (8) for discharging solid material.
2. a kind of layer-stepping many filter discs filter according to claim 1, is characterized in that: the spacing between neighboring blades (6) and the spacing between adjacent filter disc (7) all equal.
3. a kind of layer-stepping many filter discs filter according to claim 2, it is characterized in that: arbitrary described filter disc (7) is formed by bracket (72) and the filter screen (71) be arranged on bracket (72), forms filter disc inner chamber and clear liquid collecting chamber (9) between described filter screen (71) and bracket (72); Clear liquid is all caused container (5) outward by skirt by the clear liquid collecting chamber (9) of arbitrary filter disc (7), and many skirts form liquid outlet channel jointly.
4. a kind of layer-stepping many filter discs filter according to claim 3, is characterized in that: the upper strata filter disc (7) except bottom filter disc (7) is provided with the discharge opening (8) of discharging solid filter cake (24) for downward metafiltration disk area at the core near rotary main shaft (4); Described container (5) offers discharging opening (10) on the inwall near bottom filter disc (7), and each discharge opening (8) and discharging opening (10) form tapping channel jointly.
5. a kind of layer-stepping many filter discs filter according to claim 4, it is characterized in that: described scraper (6) is in involute-type, the involute direction of the upper strata scraper (6) except bottom scraper (6) is set to and makes the upper solid filter cake (24) piled up of filter disc (7) push away the direction of catching up with from four circumferential discharge opening (8) places, and the involute direction of bottom scraper (60) is set to and makes the upper solid filter cake (24) piled up of filter disc (7) push away the direction of catching up with to surrounding from center.
6. a kind of layer-stepping many filter discs filter according to claim 1, is characterized in that: the stroke that described scraper (6) drives via displacement mechanism (2) with rotary main shaft (4) and do oscilaltion campaign in container (5) makes the minimum perpendicular distance between scraper (6) filter disc corresponding thereto (7) be less than 5 ~ 8mm.
7. a kind of layer-stepping many filter discs filter according to any one of claim 1 ~ 6, it is characterized in that: this filter is provided with at the shaft end at propelling container (5) top of rotary main shaft (4) and connects base (21), described reducing motor (1) and rotary main shaft (4) all be connected base (21) and be fixedly connected; Institute's displacement mechanism (2) comprises one end and the telescopic rod (20) being connected base (21) and being fixedly connected, and the other end of described telescopic rod (20) is connected with the drive end of displacement mechanism (2).
8. a kind of layer-stepping many filter discs filter according to claim 7, is characterized in that: the drive end of institute's displacement mechanism (2) is any one in cylinder-driven, hydraulic cylinder transmission, electric cylinder transmission.
9. a kind of layer-stepping many filter discs filter according to claim 7, it is characterized in that: institute's displacement mechanism (2) also comprises guide post (22), the axis of described guide post (22) and the axis of telescopic rod (20) be arranged in parallel, and one end that described connection base (21) is connected with guide post (22) is set to the guide cylinder (211) being convenient to slide along guide post (22).
10. a kind of layer-stepping many filter discs filter according to claim 1, it is characterized in that: described container (5) bottom is provided with the pulley (14) being convenient to promote, and container (5) lateral wall is also provided with the supporting leg (15) being convenient to be fixed on by container (5) on pedestal.
CN201510073246.6A 2015-02-11 2015-02-11 Layered multi-filter disc filter Active CN104645690B (en)

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Cited By (9)

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Publication number Priority date Publication date Assignee Title
CN107670364A (en) * 2017-10-26 2018-02-09 威孔过滤科技(苏州)有限公司 Continuously thickening filter and its thickening system and method for thickening
CN109091922A (en) * 2018-07-27 2018-12-28 安徽鸡笼山食品有限公司 A kind of vinegar-pepper beef paste filter device and its method
CN109529387A (en) * 2019-01-31 2019-03-29 福州大学 A kind of rotation multiple-piece scraper plate disk film evaporator and its working method
CN112110554A (en) * 2020-09-21 2020-12-22 吉林省佳园再生科技有限公司 Kitchen waste oil-water separation device
CN113262550A (en) * 2021-04-12 2021-08-17 合肥通用机械研究院有限公司 Press cover for filter
CN113828044A (en) * 2021-11-03 2021-12-24 西部宝德科技股份有限公司 Filtering device and filtering method
CN114470927A (en) * 2022-02-23 2022-05-13 北京首创环境科技有限公司 Ring-sheet type self-cleaning filter and using method
CN114558379A (en) * 2022-03-11 2022-05-31 安徽农业大学 Beer production and filtration device system and application method thereof
CN114632484A (en) * 2022-03-15 2022-06-17 安徽兴东化工有限公司 Co-production system and co-production process for refined cysteamine hydrochloride and cysteamine

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CN102350113A (en) * 2011-07-21 2012-02-15 上海安赐机械设备有限公司 Scraping disc type filter
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GB802255A (en) * 1955-06-11 1958-10-01 Hans Karl Muller Apparatus for filtering
JPS605211A (en) * 1983-06-20 1985-01-11 Shigeru Toda Cake discharge apparatus of filter
CN2281830Y (en) * 1996-10-28 1998-05-20 周通 Enamel glass filter
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Cited By (14)

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Publication number Priority date Publication date Assignee Title
CN107670364B (en) * 2017-10-26 2023-07-18 威孔过滤科技(苏州)有限公司 Continuous thickening filter and thickening system and thickening method thereof
CN107670364A (en) * 2017-10-26 2018-02-09 威孔过滤科技(苏州)有限公司 Continuously thickening filter and its thickening system and method for thickening
CN109091922A (en) * 2018-07-27 2018-12-28 安徽鸡笼山食品有限公司 A kind of vinegar-pepper beef paste filter device and its method
CN109091922B (en) * 2018-07-27 2021-02-12 安徽鸡笼山食品有限公司 Sour and hot beef paste filtering device and method thereof
CN109529387A (en) * 2019-01-31 2019-03-29 福州大学 A kind of rotation multiple-piece scraper plate disk film evaporator and its working method
CN109529387B (en) * 2019-01-31 2023-12-15 福州大学 Rotary multi-piece type scraper disc thin film evaporator and working method thereof
CN112110554A (en) * 2020-09-21 2020-12-22 吉林省佳园再生科技有限公司 Kitchen waste oil-water separation device
CN113262550A (en) * 2021-04-12 2021-08-17 合肥通用机械研究院有限公司 Press cover for filter
CN113828044A (en) * 2021-11-03 2021-12-24 西部宝德科技股份有限公司 Filtering device and filtering method
CN114470927A (en) * 2022-02-23 2022-05-13 北京首创环境科技有限公司 Ring-sheet type self-cleaning filter and using method
CN114558379A (en) * 2022-03-11 2022-05-31 安徽农业大学 Beer production and filtration device system and application method thereof
CN114558379B (en) * 2022-03-11 2024-04-09 安徽农业大学 Beer production filter device system and application method thereof
CN114632484A (en) * 2022-03-15 2022-06-17 安徽兴东化工有限公司 Co-production system and co-production process for refined cysteamine hydrochloride and cysteamine
CN114632484B (en) * 2022-03-15 2023-10-27 安徽兴东化工有限公司 Co-production system and co-production process for refined cysteamine hydrochloride and cysteamine

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