CN111135618A - Filter plate grouping pulling open and filter cloth block by block cleaning tuning device and corresponding high-efficiency filter press - Google Patents
Filter plate grouping pulling open and filter cloth block by block cleaning tuning device and corresponding high-efficiency filter press Download PDFInfo
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- CN111135618A CN111135618A CN202010202941.9A CN202010202941A CN111135618A CN 111135618 A CN111135618 A CN 111135618A CN 202010202941 A CN202010202941 A CN 202010202941A CN 111135618 A CN111135618 A CN 111135618A
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- 239000004744 fabric Substances 0.000 title claims abstract description 167
- 238000004140 cleaning Methods 0.000 title claims abstract description 55
- 238000005406 washing Methods 0.000 claims abstract description 114
- 230000006698 induction Effects 0.000 claims abstract description 37
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 239000010963 304 stainless steel Substances 0.000 claims description 5
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 9
- 230000007246 mechanism Effects 0.000 description 51
- 238000002156 mixing Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 238000001914 filtration Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000000861 blow drying Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
- B01D25/172—Plate spreading means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/32—Removal of the filter cakes
- B01D25/38—Removal of the filter cakes by moving parts, e.g. scrapers, contacting stationary filter elements sprayers
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Abstract
The invention discloses a tuning device for grouping and pulling of filter plates and cleaning of filter cloth block by block and a corresponding high-efficiency filter press, wherein the tuning device comprises a horizontal adjusting plate, three vertical adjusting plates, three limiters and three induction points; the device is connected with a PLC program control system, moves along with a cloth washing trolley, and is adjustable in horizontal and vertical directions, so that the three limiters can sense corresponding induction points respectively and orderly, the accurate synchronous operation of the group pulling plate trolley and the piece-by-piece cloth washing trolley by the group pulling plate trolley in a tuned and mixed mode is achieved, and the group pulling plate and the piece-by-piece cloth washing are efficiently finished. The advantages of the grouping pulling plate and the block-by-block cloth washing of the high-efficiency filter press are complemented, and the cost is reduced and the efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of automatic filter presses, and relates to a mechanism for automatically pulling filter plates in groups and cleaning filter cloth block by block.
Background
The filter press is a multi-filter chamber pressurization (by means of a pressure pump or the pressure of compressed air) filtering device which is operated intermittently and is suitable for the solid-liquid separation of various suspensions (the mixture of liquid and solid particles); the high-efficiency filter press is an intelligent filter press with short intermittent time, quick operation circulation and high production efficiency, is provided with an automatic filter plate opening mechanism (commonly called a plate pulling trolley) and an automatic filter cloth cleaning mechanism (commonly called a cloth cleaning trolley), and automatically completes single operation circulation (pressing, feeding and filtering of the filter plates, squeezing and dewatering, washing and purifying, blow-drying and purifying, material back flushing, plate pulling and cake discharging and filter cloth cleaning) through a PLC control system by one key, thereby being the development trend of the filter press. The pulling plate trolley and the cloth washing trolley are hereinafter referred to as 'double-trolley'.
The automatic filter plate opening mechanism includes mainly filter plate block-by-block opening mechanism, filter plate grouping opening mechanism and filter plate once opening mechanism. The filter plate grouping and pulling-open mechanism has higher efficiency than a filter plate block-by-block pulling-open mechanism, is matched with a filter cloth grouping and cleaning mechanism for use, and is coordinated and synchronized with a cloth washing coordination and synchronization device by virtue of a pulling plate to operate in place in a grouping manner; the filter plate grouping and pulling-open mechanism mainly comprises a plate pulling trolley, a connecting chain and the like; the plate pulling mode is that 4-6 filter plates are divided into one group, each group of filter plates are connected by chains with equal length, the groups are connected by longer chains, and the length of the chains connected with the groups is adjusted to realize group pulling.
The automatic filter cloth cleaning mechanism mainly comprises a filter cloth block-by-block cleaning mechanism and a filter cloth grouping cleaning mechanism. The filter cloth block-by-block cleaning mechanism has simpler and smaller structure, smaller occupied space and lower failure rate than the filter cloth grouping cleaning mechanism, is matched with a filter plate block-by-block pulling mechanism for use, and runs in place block-by-block by means of the coordination and synchronization of a pulling plate and a cloth washing coordination and synchronization device; the filter cloth block-by-block cleaning mechanism mainly comprises a support, a movable support, a lifting pipeline, a horizontal washing pipe, a stroke limiting device and a driving part; the filter cloth one-by-one cleaning process comprises the following steps: the filter cloth washing trolley is controlled by a PLC control system, the two trolleys synchronously run, the plate pulling trolley automatically pulls and unloads the filter plates one by one, the filter plates are continuously pulled to a cleaning position (action of a limiting device) and automatically lifted, the cloth washing trolley automatically cleans and smoothes filter cloth one by using high-pressure water through a lifting pipeline and a horizontal washing pipe, and the filter cloth is washed and regenerated.
The existing pulling plate and cloth washing coordination synchronizing device has the following defects: the cloth washing machine can only adapt to the corresponding matching of the pulling plate and the cloth washing one by one, and the grouping, namely, the cloth washing machine can only adapt to the corresponding matching of the pulling plate and the cloth washing one by one, and the grouping pulling plate and the grouping cloth washing; the filter cloth cleaning device cannot adapt to the block-by-block and grouping mixing matching (mixing) of the two pieces of the pull plate cleaning cloth, namely cannot adapt to the mixing use of a filter cloth block-by-block cleaning mechanism and a filter plate grouping pull-open mechanism; if the two vehicles are not synchronous in mixing, the opening of the 2 nd group of filter plates cannot be aligned with the cloth washing trolley, namely after the filter cloth block-by-block cleaning mechanism cleans the filter cloth on one group of filter plates, the filter cloth cannot be matched with the filter plate group pulling mechanism to clean the next group of filter cloth; the existing cloth washing mechanism with the pull plates one by one has low efficiency, while the cloth washing mechanism with the grouping pull plates has simple structure and high cost, and can not realize the advantages complementation, cost reduction and efficiency improvement of the grouping pull plates and the cloth washing one by one.
Disclosure of Invention
The invention aims to overcome the defects of the conventional pulling plate and cloth washing coordination device, solve the technical problems of inadaptability of double-vehicle mixing and asynchronous double-vehicle mixing in the prior art, and provide a tuning device for group pulling of filter plates and block-by-block cleaning of filter cloth and a corresponding high-efficiency filter press.
The technical scheme adopted by the invention for solving the problems in the prior art is as follows: a filter plate grouping pulling and filter cloth piece-by-piece cleaning tuning device (called as pulling plate cloth-washing tuning device for short) mainly comprises five parts, namely a limiter horizontal adjusting plate, three limiter vertical adjusting plates (comprising a pulling plate pause adjusting plate, a cloth-washing positioning adjusting plate and a pulling plate restart adjusting plate), a pulling plate pause limiter and an induction point thereof, a cloth-washing positioning limiter and an induction point thereof, and a pulling plate restart limiter and an induction point thereof; compared with the prior art, the general technical scheme and the practical characteristics are that the technical scheme is characterized in that three sensing combination ingenious limit and two-vehicle precise synchronization are innovated, three limits of pulling plate pause, cloth washing location and pulling plate restart are set, three corresponding sensing points are ingeniously set on a first plate and a filter plate, a horizontal and vertical bidirectional adjustable frame for supporting the three limits is set, the device is connected with a PLC program control system and moves along with a cloth washing trolley, the corresponding positions of the three limits are horizontally and vertically adjustable in a multi-dimensional adjusting long hole, so that the three limits can respectively sense the corresponding sensing points in order and accurately, the accurate synchronous operation of the group pulling plate trolley and the two-vehicle piece-by-piece cloth washing trolley which are in tuning and mixing is achieved, alignment of a filter plate opening and the cloth washing trolley is guaranteed, the group pulling plate pause, the cloth washing location and the pulling plate restart are performed in order, and the group pulling plate and the cloth.
Furthermore, the overall design scheme and the overall structure of the device are characterized in that a limiting horizontal adjusting plate is provided with an adjusting long hole and two mounting lugs, three limiting vertical adjusting plates with different lengths are provided with adjusting long holes, three limiting devices are NBN25-30GM65-E2 type sensors, and three sensing points (a pulling plate pause sensing point, a cloth washing positioning sensing point and a pulling plate restart sensing point) are big cap screws; the connection relationship of each component is as follows: three vertical adjusting plates of the limiting device are alternately and vertically arranged in an adjusting long hole of a horizontal adjusting plate of the limiting device, a pulling plate with a medium length is suspended to the left, a shorter cloth washing positioning adjusting plate is arranged in the middle, a longer pulling plate is restarted to the right, and the relative position in the horizontal direction can be adjusted; the three limiters are respectively arranged in the adjusting long holes of the corresponding vertical adjusting plates of the limiters, and the relative positions in the vertical direction can be adjusted; the induction points of the three limiters are respectively arranged at the upper ends of the first plate and the filter plate on the same side of the device; the device is connected with the PLC program-controlled cabinet, is installed on the cloth washing trolley, is positioned at the same side of the sensing points and is parallel to the side surface of the filter plate, and respectively senses the corresponding sensing points on the first plate and the filter plate in sequence by adjusting the horizontal and vertical bidirectional relative positions of the three limiters.
Further, the main characteristics of the device are: the filter plate grouping pulling-open mechanism and the filter cloth block-by-block cleaning mechanism which are combined by three sensors and limited and tuned to be mixed run synchronously, the advantages of grouping pulling plates and block-by-block cleaning are complemented, the technical problem that double-vehicle mixing and double-vehicle mixing are not synchronous in the prior art is solved, and the mixing application range of the filter cloth block-by-block cleaning mechanism is expanded.
Further, the working process of the device is as follows: through a PLC control system, the filter plate grouping pulling-open mechanism pulls open four filter plates in one group (namely one pulls three), meanwhile, the filter cloth block-by-block cleaning mechanisms move in the same direction, and the pulling plate cloth-washing tuning device moves along with the filter cloth-washing tuning device; when the pulling plate pause limiter senses a pulling plate pause sensing point on the first plate of each group of filter plates, pausing the pulling plate; when the cloth washing positioning limiter senses the cloth washing positioning sensing points on each filter plate, cloth washing is started block by block; when the pulling plate restarting limiter senses a pulling plate restarting sensing point on a first filtering plate behind the first filtering plate of each group of filtering plates, pulling down a group of filtering plates; the process of grouping pulling plates and washing cloth piece by piece is orderly and disorderly completed according to the program.
Furthermore, the pulling plate pause limiter is connected with the PLC program control cabinet, can sense pulling plate pause sensing points on the first plate of each group of filter plates, and when the pulling plate trolley starts to pull open a group of filter plates, the first plate moves forwards.
Furthermore, the cloth washing positioning limiter is connected with the PLC program control cabinet and can sense cloth washing positioning induction points on each filter plate, in the process that the two vehicles move in opposite directions, when the cloth washing positioning limiter senses the cloth washing positioning induction points, the automatic control washing trolley stops moving, the filter plates are centered with the cloth washing trolley at the moment, the filter plates are just under the cloth washing trolley, the water washing trolley extends downwards just, and the filter cloth is washed one by one.
Furthermore, the pulling plate restarting limiting stopper is connected with the PLC program control cabinet and can sense pulling plate restarting induction points on the first filter plate behind each group of first plates, and when the filtering cloth piece-by-piece cleaning mechanism cleans a group of filter plates and continues to move backwards, the pulling plate restarting limiting stopper senses the pulling plate starting induction points, and the pulling plate trolley is automatically controlled to start and pull out the next group of filter plates.
Furthermore, stopper level (l) ing board, have and adjust slot hole and two installation ears, its regulation slot hole is waist shape, is formed by 304 corrosion resistant plate preparation, satisfies anticorrosive needs, two installation ears are used for fixing this device installation in the cloth washing dolly.
Furthermore, the adjusting long holes of the three vertical adjusting plates of the position limiter are waist-shaped and are made of 304 stainless steel plates, so that the requirement of corrosion resistance is met; the three vertical adjusting plates of the limiter are identical in shape and different in length, and are alternately and vertically installed in adjusting long holes of a horizontal adjusting plate of the limiter, the pull plate pause adjusting plate with medium length is installed close to the left (close to one side of the push plate), the shorter cloth washing positioning adjusting plate is installed in the middle, and the longer pull plate restart adjusting plate is installed close to the right (close to one side of the tail plate).
The invention also provides a high-efficiency filter press which is characterized in that the high-efficiency filter press uses the tuning device for cleaning the filter plates by group and the filter cloth by block.
The adjusting device for the cloth washing of the pulling plate has the obvious advantages of simple structure, adjustability, convenience in installation, reliable performance, strong adaptability and higher efficiency; the advantages of realizing the complementary advantages of grouping pulling plates and washing cloth piece by piece, reducing the production cost, improving the production efficiency and filling the blank of synchronous operation of mixed filter cloth piece by piece cleaning and filter plate grouping pulling.
Drawings
Fig. 1 is a schematic structural diagram of a filter plate grouping pulling and filter cloth block-by-block cleaning tuning device (except three sensing points) of the invention.
FIG. 2 is a schematic view of a level adjustment plate of the stopper of the present invention.
Fig. 3 is a schematic view of the installation of the filter plate grouping pulling and filter cloth block-by-block cleaning tuning device of the invention.
Reference numerals: 1-limiter level adjustment plate, 2-pulling plate pause adjustment plate, 3-cloth washing positioning adjustment plate, 4-pulling plate restart adjustment plate, 5-pulling plate pause limiter, 6-cloth washing positioning limiter, 7-pulling plate restart limiter, 8-level adjustment plate mounting lug, 9-pulling plate pause induction point, 10-cloth washing positioning induction point, 11-pulling plate restart induction point, 12-filter plate, 13-head plate, 14-tail plate, 15-push plate, 16-pulling plate cloth washing tuning device (the invention), 17-filter cloth block-by-block cleaning mechanism (cloth washing trolley), and 18-filter plate grouping pull-open mechanism (pulling plate trolley).
Detailed Description
The technical solution in the embodiment of the present invention is described below with reference to the drawings in the embodiment of the invention, and the described embodiment is only a part of the preferred embodiment of the present invention, but not all of the preferred embodiment. All other embodiments, which are not inventive, based on the embodiments of the present invention, such as a draw-plate laundry tuning device with similar general structure and same main functional properties as the device, are within the scope of the present invention.
Example 1
A coordination device for grouping and pulling apart filter plates and cleaning filter cloth one by one is characterized in that a technical scheme of skillful limiting of three sensing combinations and precise synchronization of two vehicles is adopted, three limiting positions of pulling plate pause, cloth washing positioning and pulling plate restart are set, three corresponding sensing points 9, 10 and 11 on a first plate 13 and a filter plate 12 are skillfully arranged, a horizontal and vertical bidirectional adjustable frame for supporting three limiting devices 5, 6 and 7 is arranged, the device is connected with a PLC program control system and moves along with a cloth washing trolley, the corresponding positions of the three limiting devices 5, 6 and 7 are horizontally and vertically bidirectionally adjustable in a multidimensional adjusting long hole, so that the three limiting devices respectively sense the corresponding sensing points 9, 10 and 11 orderly and the grouped pulling plate trolley 18 and the cloth washing trolley 17 which are tuned and mixed to run precisely and synchronously, alignment of the filter plate opening and the cloth washing trolley 17 is guaranteed, and the ordered pulling plate pause, the cloth washing positioning and the cloth washing positioning are performed, And restarting the pulling plates, and efficiently finishing grouping pulling plates and washing cloth piece by piece.
This device mainly includes stopper level adjusting plate 1, arm-tie pause regulating plate 2, washes cloth positioning regulating plate 3, arm-tie restart regulating plate 4, arm-tie pause stopper 5, washes cloth positioning stopper 6, arm-tie restart stopper 7, level adjusting plate installation ear 8, arm-tie pause induction point 9, wash cloth positioning induction point 10, arm-tie restart induction point 11.
The horizontal adjusting plate 1 of the position limiter is provided with a waist-shaped adjusting long hole and two mounting lugs 8 and is made of a 304 stainless steel plate; the adjusting long holes are used for fixing and horizontally adjusting three vertical adjusting plates of the limiting device (comprising a pulling plate pause adjusting plate 2, a cloth washing positioning adjusting plate 3 and a pulling plate restart adjusting plate 4); screws for fixing the vertical adjusting plates 2, 3 and 4 of the position limiter can horizontally move in the adjusting long holes, so that the relative positions of the vertical adjusting plates 2, 3 and 4 of the position limiter in the horizontal direction can be adjusted; the double mounting lugs extend outwards on the horizontal adjusting plate 1 of the limiting stopper and are provided with mounting holes for fixing the device 7 on a washing trolley 8.
The three vertical adjusting plates (comprising a pulling plate pause adjusting plate 2, a cloth washing positioning adjusting plate 3 and a pulling plate restart adjusting plate 4) of the limiter are identical in shape and different in length, the upper ends of the three vertical adjusting plates are respectively provided with double mounting holes, the lower ends of the three vertical adjusting plates are respectively provided with a waist-shaped adjusting long hole matched with the limiter, and the three vertical adjusting plates are made of 304 stainless steel plates; the cloth washing machine is characterized in that the cloth washing machine is vertically installed in an adjusting long hole of a horizontal adjusting plate 1 of a limiting device at intervals, a pulling plate pause adjusting plate 2 with medium length is installed close to the left (close to one side of a push plate), a short cloth washing positioning adjusting plate 3 is installed in the center, and a long pulling plate restart adjusting plate 4 is installed close to the right (close to one side of a tail plate). The double mounting holes are used for vertically connecting the horizontal adjusting plate 1 of the position limiter, double screws are used for being vertically fixed on the horizontal adjusting plate 1 of the position limiter at intervals, the position of the horizontal adjusting plate 1 of the position limiter can be horizontally adjusted, and the horizontal adjusting plate 1 of the position limiter is perpendicular to the position limiter during mounting; the adjusting long holes are respectively used for fixing and vertically adjusting the corresponding pulling plate pause limiter 5, the corresponding water washing positioning limiter 6 and the corresponding pulling plate restart limiter 7.
The pull plate pause limiter 5 is installed in an adjusting long hole of the pull plate pause limiter adjusting plate 2 and located on one side of the push plate 15, can sense pull plate pause sensing points 9 on a first plate 13 of each group of filter plates 12, the first plate 13 moves forwards in the process that the pull plate trolley 18 starts to pull apart one group of filter plates 12, when the pull plate pause limiter 5 senses the pause sensing points 9 on the first plate 13, the pull plate trolley 18 is automatically controlled to stop pulling, at the moment, one group of filter plates 12 are completely pulled apart and unloaded, and alignment between the opening of the filter plates 12 and the cloth washing trolley 17 can be guaranteed, and the requirement for cleaning filter cloth is met.
The cloth washing positioning limiter 6 is installed in an adjusting long hole of the cloth washing positioning limiter adjusting plate 3, is located in the middle and can sense cloth washing positioning induction points 10 on each filter plate 12, in the process of two vehicles running in opposite directions, when the cloth washing positioning limiter senses that the cloth washing positioning induction points 10 are sensed by the cloth washing positioning limiter 6, the cloth washing trolley 17 is automatically controlled to stop moving, at the moment, the filter plates 12 are opened and are aligned with the cloth washing trolley 17, the filter plates 12 are just below the cloth washing trolley 17, the cloth washing trolley 17 can just extend downwards, and the filter cloth is washed one by one.
The pulling plate restarting limiter 7 is arranged in an adjusting long hole of an adjusting plate 4 of the pulling plate restarting limiter, is positioned on one side of a tail plate 14, can sense a pulling plate restarting sensing point 11 on a first filter plate 12 behind each group of first plates 13, and automatically controls a pulling plate trolley 18 to start and pull open a next group of filter plates 12 when the pulling plate restarting limiter 7 senses the pulling plate restarting sensing point 11 in the process that a group of filter plates 12 are continuously moved backwards after the filter cloth block-by-block cleaning mechanism 17 cleans the group of filter plates.
The three stopper induction points comprise a pull plate pause induction point 9, a cloth washing positioning induction point 10 and a pull plate restart induction point 11 which are big cap screws; the three kinds of induction points of the position limiter are respectively arranged at the upper ends of the first plate 13 and the filter plate 12 which are on the same side with the device.
The device is assembled: install three kinds of vertical adjustment board 2, 3, 4 alternate in the regulation slot hole of stopper level adjusting plate 1 perpendicularly, use two bolt connections, assemble the adjustable frame of cost device, wherein: the middle-length pull plate pause adjusting plate 2 is installed close to the left (close to one side of the push plate 15), the shorter cloth washing positioning adjusting plate 3 is installed in the middle, the longer pull plate restart adjusting plate 4 is installed close to the right (close to one side of the tail plate 14), the relative position in the horizontal direction can be adjusted, and the middle-length pull plate pause adjusting plate is used for supporting and bidirectionally adjusting the relative positions of three limiters 5, 6 and 7; three NBN25-30GM65- E2 type limiters 5, 6 and 7 are respectively arranged on the corresponding vertical adjustment parts 2, 3 and 4 of the limiters, and are adjustable in the horizontal and vertical directions; three kinds of induction points 9, 10, 11 are installed respectively in the first board 13 with this device is same one side, filter plate 12 upper end, wherein: a pulling plate pause induction point 9 is arranged at the upper end of a first plate 13 of each group of filter plates 12, a cloth washing positioning induction point 10 is arranged at the upper end of each filter plate 12, and a pulling plate restart induction point 11 is arranged at the upper end of a first filter plate 12 behind the first plate 13 of each group of filter plates 12; thus, the assembly of the present device is completed. The device is connected with a PLC program control cabinet, is arranged on a cloth washing trolley 17 by using double mounting lugs 8, is positioned at the same side of sensing points and is parallel to the side surface of a filter plate 12, and respectively senses corresponding sensing points 9, 10 and 11 orderly and exactly by adjusting the horizontal and vertical bidirectional relative positions of three limiters 5, 6 and 7 so as to tune the synchronous operation of the mixed double trolleys; thus, the debugging of the device is completed.
The device has the advantages of simple structure, adjustability, convenience in installation, reliable performance, strong adaptability and higher efficiency; the technical problem that double-vehicle mixing and asynchronous double-vehicle mixing are not suitable in the prior art is solved, and the mixing application range of the filter cloth piece-by-piece cleaning mechanism is expanded.
Example 2
The invention provides a high-efficiency filter press, which uses a filter plate grouping pulling and filter cloth block-by-block cleaning tuning device 16 provided by the invention. The high-efficiency filter press mainly comprises a frame, a pressing mechanism, a filtering mechanism, a filter plate grouping and pulling-open mechanism 18, a filter cloth block-by-block cleaning mechanism 17, a pulling plate and cloth washing coordination device 16, a hydraulic driving mechanism, a PLC control system and the like. Through the PLC control system, single operation cycle (filter plate compaction, feeding and filtering, squeezing dehydration, washing purification, blow-drying purification, material back flushing, plate pulling and cake unloading, and filter cloth cleaning) is automatically completed by one key, so that the intermittent time is short, the operation cycle is fast, and the production efficiency is high.
The draw plate cloth washing tuning device 16 is arranged on any side of the high-efficiency filter press cloth washing trolley 17 and connected with the PLC program control cabinet, and the tuning and mixing double trolleys run synchronously; induction points 9, 10 and 11 of three limiters, namely a pull plate pause limiter, a cloth washing positioning limiter and a pull plate restart limiter, are respectively arranged at the upper ends of a first plate 13 and a filter plate 12 on the same side of the device, and the induction points 9, 10 and 11 corresponding to the first plate 13 and the filter plate 12 can be respectively and sequentially induced by adjusting the horizontal and vertical bidirectional relative positions of the three limiters 5, 6 and 7 of the pull plate pause limiter, the cloth washing positioning limiter and the pull plate restart limiter, so that the filter plates 12 are ensured to be centered with a cloth washing trolley 17 when being opened; can adapt to the mixing use of the filter cloth block-by-block cleaning mechanism 17 and the filter plate grouping and pulling-open mechanism 18.
The filter plate grouping and pulling-open mechanism 18 mainly comprises a pulling plate trolley 18, a connecting chain and the like, wherein the pulling plate trolley 18 is arranged on a trolley guide rail of the frame; the plate pulling mode is that four filter plates 12 are divided into one group, each group of filter plates 12 are connected by chains with equal length, the groups are connected by longer chains, and the length of the chains connected with the groups is adjusted to realize group pulling; the plate pulling process comprises the following steps: the pulling plate cloth washing tuning device 16 provided by the invention coordinates the synchronous operation of the mixed double vehicles under the control of a PLC control system; when the pulling plate trolley 18 starts to pull open a group of filter plates 12, the first plate 13 moves forwards, when the pulling plate pause limiter 5 senses a pause sensing point 9 on the first plate, the pulling plate trolley 18 is automatically controlled to stop pulling the plates, and at the moment, the group of filter plates 12 are completely pulled open and discharged and can meet the requirement of cleaning filter cloth; in the process that the filter cloth block-by-block cleaning mechanism cleans a group of filter plates 12 and continues to move backwards, when the pull plate restart limiter 7 senses a pull plate restart sensing point 11, the pull plate trolley 18 is automatically controlled to start to pull open the next group of filter plates 12; the filter plate group-by-group pulling mechanism 18 is more efficient than the filter plate block-by-block pulling mechanism.
The filter cloth block-by-block cleaning mechanism 17 is an online automatic cleaning device for the filter cloth wrapped on the filter plate 12 by using high-pressure water, mainly comprises a support, a movable support, a lifting pipeline, a horizontal washing pipe, a stroke limiting device and a driving part, and is positioned at the upper part of the filter press. The filter cloth one-by-one cleaning process comprises the following steps: the pulling plate cloth washing tuning device 16 provided by the invention coordinates the synchronous operation of the mixed double vehicles under the control of a PLC control system; the plate pulling trolley 18 pulls the filter plates 12 to the cleaning position in groups for discharging, and can ensure that the filter plates 12 are aligned with the cloth washing trolley 17 between the filter plates 12, and the filter plates 12 can automatically lift; in the process of two vehicles running in opposite directions, when the cloth washing positioning limiter 6 senses the cloth washing positioning sensing point 10, the cloth washing trolley 17 is automatically controlled to stop moving, the filter plate 12 is aligned with the cloth washing trolley 17 at the moment, the filter plate 12 is just below the cloth washing trolley 17, and the cloth washing trolley 17 can just extend downwards to clean the filter cloth block by block; the filter cloth piece-by-piece cleaning mechanism 17 cleans and smoothes the filter cloth piece by using high-pressure water through the lifting pipeline and the washing horizontal pipe, and the filter cloth is washed and regenerated by water, so that the filtering speed of the filter cloth is increased, and the service life of the filter cloth is prolonged; the filter cloth block-by-block cleaning mechanism 17 is simpler and smaller in structure, smaller in occupied space and lower in failure rate than the filter cloth grouping cleaning mechanism.
The efficient filter press provided by the invention has the advantages that the pull plate cloth washing tuning device 16 provided by the invention is beneficial to use, the filter plate grouping and pulling-open mechanism 18 has high efficiency, the filter cloth block-by-block cleaning mechanism 17 is small and exquisite, the space is saved, and the cost is low, so that the cost is reduced and the efficiency is improved.
Claims (5)
1. A filter plate grouping pulling open and filter cloth piece by piece cleaning tuning device comprises a limiter horizontal adjusting plate, a pull plate pause adjusting plate, a cloth washing positioning adjusting plate, a pull plate restart adjusting plate, a pull plate pause limiter, a cloth washing positioning limiter, a pull plate restart limiter, a horizontal adjusting plate mounting lug, a pull plate pause induction point, a cloth washing positioning induction point and a pull plate restart induction point; the horizontal adjusting plate is characterized in that the limiting horizontal adjusting plate is provided with an adjusting long hole and two mounting lugs; the three adjusting plates of the pulling plate pause, the cloth washing positioning and the pulling plate restart are three vertical adjusting plates with different lengths, and each vertical adjusting plate is provided with an adjusting long hole; the three limiters are NBN25-30GM65-E2 type sensors; the three induction points are big cap screws; the connection relationship of each component is as follows: three vertical adjusting plates are alternately and vertically arranged in an adjusting long hole of a horizontal adjusting plate of the limiter, a pulling plate with a medium length is suspended to the left, a shorter cloth washing positioning adjusting plate is arranged in the middle, a longer pulling plate is restarted to the right, and the relative position in the horizontal direction can be adjusted; the three limiters are respectively arranged in the adjusting long holes of the corresponding vertical adjusting plates and can adjust the relative position in the vertical direction; the three induction points are respectively arranged at the upper ends of the first plate and the filter plate on the same side of the device; the device is connected with the PLC program control cabinet, is installed on the cloth washing trolley, is positioned at the same side of the sensing points and is parallel to the side surface of the filter plate, and the horizontal and vertical bidirectional relative positions of the three limiters are adjusted to enable the limiters to respectively sense the corresponding sensing points in sequence.
2. The tuning device for group pulling-apart of filter plates and cleaning of filter cloth by block according to claim 1, wherein the level adjusting plate of the position limiter has a waist-shaped adjusting slot and two outwardly extending mounting lugs made of 304 stainless steel plate.
3. The filter plate group-by-group pulling-open and filter cloth piece-by-piece cleaning and tuning device as claimed in claim 1, wherein the three vertical adjusting plates comprise a pulling plate pause adjusting plate, a cloth washing positioning adjusting plate and a pulling plate restart adjusting plate, the relative lengths of the three vertical adjusting plates are respectively medium length, short length and long length, the upper ends of the three vertical adjusting plates are respectively provided with double mounting holes, the lower ends of the three vertical adjusting plates are respectively provided with a kidney-shaped adjusting long hole matched with a limiting stopper, and the three vertical adjusting plates are made of 304 stainless steel.
4. The filter plate group-by-group pulling-open and filter cloth block-by-block cleaning tuning device as claimed in claim 1, wherein the three sensing points comprise a pulling plate pause sensing point, a cloth washing positioning sensing point and a pulling plate restart sensing point; the pull plate pause induction points are arranged at the upper end of the first plate of each group of filter plates, the cloth washing positioning induction points are arranged at the upper end of each filter plate, and the pull plate restart induction points are arranged at the upper end of the first filter plate behind the first plate of each group of filter plates.
5. The high-efficiency filter press is characterized in that the high-efficiency filter press uses the product provided by the invention, and comprises the filter plate group-by-group pulling and filter cloth block-by-block cleaning tuning device of any one of claims 1-4.
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| CN202010202941.9A CN111135618B (en) | 2020-03-20 | 2020-03-20 | Filter plate grouping pulling and filter cloth block-by-block cleaning tuning device and corresponding high-efficiency filter press |
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| CN202010202941.9A CN111135618B (en) | 2020-03-20 | 2020-03-20 | Filter plate grouping pulling and filter cloth block-by-block cleaning tuning device and corresponding high-efficiency filter press |
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| CN111135618B CN111135618B (en) | 2024-07-23 |
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| CN112755656A (en) * | 2021-01-19 | 2021-05-07 | 上海同臣环保有限公司 | Filter cloth cleaning mechanism of filter press capable of being cleaned block by block through group pulling |
| CN115155122A (en) * | 2022-07-08 | 2022-10-11 | 景津装备股份有限公司 | Self-uniform plate quick-connection pipe type lifting horizontal water spraying pipe device and grouped filter cloth cleaning mechanism |
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| CN111135618B (en) | 2024-07-23 |
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