CN216224757U - Filter cake automatic crushing and storing truck-loading equipment and corresponding automatic filter press unit - Google Patents
Filter cake automatic crushing and storing truck-loading equipment and corresponding automatic filter press unit Download PDFInfo
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- CN216224757U CN216224757U CN202122574704.8U CN202122574704U CN216224757U CN 216224757 U CN216224757 U CN 216224757U CN 202122574704 U CN202122574704 U CN 202122574704U CN 216224757 U CN216224757 U CN 216224757U
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- 239000012065 filter cake Substances 0.000 title claims abstract description 234
- 238000011068 loading method Methods 0.000 title claims abstract description 122
- 238000003860 storage Methods 0.000 claims abstract description 98
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000007599 discharging Methods 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 17
- 239000004744 fabric Substances 0.000 claims description 16
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000005189 flocculation Methods 0.000 claims description 6
- 230000016615 flocculation Effects 0.000 claims description 6
- 235000012771 pancakes Nutrition 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 23
- 238000005406 washing Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000000926 separation method Methods 0.000 description 6
- 238000007664 blowing Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 208000005156 Dehydration Diseases 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 230000003311 flocculating effect Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000000861 blow drying Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The filter cake crushing and loading equipment comprises a filter cake crushing mechanism and storage loading equipment; the key points of the innovative scheme are as follows: on the basis of the existing filter cake storage manual auxiliary loading equipment, a filter cake crushing mechanism is additionally arranged and comprises a filter cake discharging box, a double speed reducing motor and a double-toothed rotating shaft assembly; the filter cake crushing mechanism is installed on filter cake storage loading equipment, and two gear motor drive respectively two toothed rotating shafts rotate in opposite directions, can fall into filter cake storage loading equipment with the hard filter cake of bold breakage, and when opening the bucket opening loading of storage fill, broken filter cake can drop automatically to the truck fill, realizes the automatic loading of filter cake. The automatic filter press unit uses the filter cake crushing and loading equipment, and solves the technical problems that when a hopper opening of a storage hopper is opened for loading, large hard filter cakes are often clamped in the hopper opening of the storage hopper, the cake dropping and loading need to be assisted manually, the labor intensity is high, and the loading efficiency is low; the automation level is improved.
Description
Technical Field
The utility model belongs to the technical field of automatic filter presses and matched equipment thereof (patent classification number B01D 25/12), and relates to large hard filter cake automatic crushing and storage and loading equipment matched with an automatic filter press.
Background
The filter press is a pressurized filtering device with multiple filtering chambers operated intermittently; the automatic filter press is a filter press which is integrated mechanically, electrically and hydraulically and intelligently controlled by a PLC (programmable logic controller); the automatic filter press unit mainly comprises an automatic filter press, a material flocculation stirrer, a material pump, a hydraulic station, an air compressor and filter cake storage and transportation equipment (comprising filter cake storage equipment and transportation equipment); the transportation equipment is positioned on the ground, the filter cake storage equipment is arranged below the second floor, and other equipment is arranged on the second floor; is suitable for solid-liquid separation of various suspension materials (namely a mixture of liquid and solid particles).
The filter cake transportation mode is truck transportation or belt conveyor transportation; truck transportation, filter cake storage and manual auxiliary loading equipment are matched; the filter cake storage and manual auxiliary loading equipment (called filter cake storage loading equipment for short) mainly comprises a filter cake storage hopper, a hopper opening fan-shaped door, a hopper opening switch oil cylinder and a switch door limiter; the filter cake that can save two trucks transportation volume to can open the fill opening of storage fill automatically, let the filter cake drop to truck hopper under artifical supplementary, can self-closing fill opening after filling with the car.
The existing filter cake storage and manual auxiliary loading equipment has the following defects: the large hard filter cake automatic crushing mechanism with low water content is lacked, and the vehicle cannot be automatically loaded; when the bucket mouth loading of storage fill is opened, the hard filter cake of bold often blocks in the bucket mouth of storage fill, needs artifical supplementary cake loading that falls, promptly artifical with the shovel from up smashing the bold filter cake down, intensity of labour is big, loading inefficiency, influences automatic filter press unit's automation level, can not satisfy the needs of the high-efficient production of large-scale modern filter press user (high-efficient hard filter cake of outward transport).
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the existing filter cake storage and manual auxiliary loading equipment, solve the technical problems that when a hopper opening of a storage hopper is opened for loading, large hard filter cakes are often clamped in the hopper opening of the storage hopper, the manual auxiliary cake dropping and loading are needed, the labor intensity is high, and the loading efficiency is low, and provide the filter cake automatic crushing and storage loading equipment and the corresponding automatic filter press unit; the corresponding automatic filter press unit, which is the automatic filter press unit with the filter cake automatic crushing and storing and loading device, is short for the reason that the number of characters of the patent name is limited.
The utility model solves the problems of the prior art and adopts the innovative technical scheme that: an automatic filter cake crushing and storing device (hereinafter referred to as filter cake crushing and loading device); the filter cake automatic crushing device mainly comprises a filter cake automatic crushing mechanism and filter cake storage and automatic loading equipment (called filter cake storage and loading equipment for short); the main point of the general technical scheme is that compared with the prior art, the innovative general structure has the prominent substantive characteristics that: on the basis of the existing filter cake storage and manual auxiliary loading equipment, a filter cake automatic crushing mechanism is additionally arranged and comprises a filter cake discharging box, a double-speed reducing motor and a double-belt-gear rotating shaft assembly; the automatic filter cake crushing mechanism is installed on the filter cake storage and loading equipment, the double speed reducing motors respectively drive the double-toothed rotating shafts to rotate in opposite directions, large hard filter cakes can be crushed and fall into the filter cake storage and loading equipment, when a hopper opening of the storage hopper is opened for loading, the crushed filter cakes can automatically fall onto the truck hopper, automatic filter cake loading is realized, and the storage capacity of the filter cakes is increased by 25%; therefore, the technical problems that when a bucket opening of a storage bucket is opened for loading, a large hard filter cake is often clamped in the bucket opening of the storage bucket, the cake needs to be dropped and loaded in a manual assisting mode, labor intensity is high, and loading efficiency is low are solved.
The specific design scheme of the filter cake automatic crushing mechanism is as follows: (1) the filter cake discharging box is a cuboid bottomless and cover-free filter cake box and comprises a filter cake box main body and a suspension mounting lug; the length and the width of the filter cake box main body are equal to the upper opening of the filter cake storage hopper, and two ends of the filter cake box main body are provided with double cake breaking rotating shaft holes; the eight suspension mounting lugs are welded on the upper side of the filter cake box main body to form a filter cake discharging box; (2) the speed reducing motor comprises an YEJ100L1-4 type motor, a speed reducer and a coupling; (3) the toothed rotating shaft component comprises a cake breaking rotating shaft, a bearing box, a bearing seat and cake breaking ring teeth; the pancake breaking ring teeth are triangular ring teeth, and each ring is provided with 12 triangular teeth; five circles of broken cake ring teeth are welded on the broken cake rotating shaft at intervals to form a toothed rotating shaft; the pancake breaking ring teeth of the double-toothed rotating shaft are staggered.
The filter cake storage and loading equipment comprises: the filter cake storing and loading equipment mainly comprises a filter cake storing hopper, a double-hopper-opening fan-shaped door, a hopper opening switch oil cylinder and a switch door limiter; the filter cake storage hopper is an inverted trapezoidal storage hopper with a large upper part and a small lower part and comprises a storage hopper main body, oil cylinder seats and fan-shaped door seats, wherein the four oil cylinder seats are respectively welded in the middles of two long inclined surfaces and two short inclined surfaces of the storage hopper main body, and the double fan-shaped door seats are respectively welded in the middles of the two short inclined surfaces of the storage hopper main body to form the filter cake storage hopper; the hopper opening sector door comprises double-sector side plates, a hopper opening arc plate, double-sector door hanging holes and double-piston rod connecting points, wherein the double-sector door hanging holes are formed in the upper ends of the sector side plates, the double-piston rod connecting points are formed in the inner sides of the middles of the sector side plates, and the hopper opening arc plate is vertically installed at the lower ends of the double-sector side plates to form the hopper opening sector door; the bucket opening and closing oil cylinder is used for driving the double bucket opening fan-shaped door to open and close; the door opening and closing limiter comprises a door opening limiter and a door closing limiter and is a WLCA12-N type travel switch.
The connection relation of the main parts is as follows: (1) assembling an automatic filter cake crushing mechanism: the four bearing seats are respectively welded outside the four cake breaking rotating shaft holes of the filter cake discharging box, the four bearing boxes are respectively arranged on the four bearing seats, the toothed rotating shaft is arranged in the double bearing boxes (the coupling ends of the double toothed rotating shafts are opposite), and the double speed reducing motors are respectively connected with the coupling ends of the cake breaking rotating shafts by using couplings; the double speed reducing motors can respectively drive the double-toothed rotating shafts to rotate inwards and oppositely, so that large hard filter cakes fall into filter cake storage and loading equipment from the space between the double-toothed rotating shafts after being crushed; (2) assembling filter cake storage and loading equipment: the two hopper opening fan-shaped doors are symmetrically and movably arranged on four fan-shaped door seats, four hopper opening switch oil cylinders are respectively arranged on the four oil cylinder seats, oil cylinder piston rods are movably connected with piston rod connection points, double opening door limiters are respectively arranged on the upper corners of the fan-shaped door seats and can be contacted with fan-shaped side plates when the hopper opening fan-shaped doors are completely opened, and closing door limiters are arranged on the inner lower corners of the fan-shaped side plates and can be contacted with matched fan-shaped side plates when the hopper opening fan-shaped doors are completely closed; the bucket opening and closing oil cylinder can drive the bucket opening fan-shaped door to be opened and closed; (3) crushing a filter cake and loading the filter cake into a vehicle: the filter cake automatic crushing mechanism is arranged on the filter cake storage and loading equipment to form filter cake crushing and loading equipment; the filter cake crushing and loading equipment is integrally hung below the second floor, namely below the automatic filter press on the second floor; the bucket opening switch oil cylinder is communicated with a common hydraulic station, and the speed reducing motor and the switch door limiter are communicated with a PLC program control system; has the functions of automatically crushing, storing filter cakes and automatically loading.
The utility model also provides an automatic filter press unit, which is used for automatically crushing the filter cake and storing and loading equipment; the automatic filter press unit mainly comprises an automatic filter press, a material flocculation stirrer, a material pump, a common hydraulic station, an air compressor and filter cake crushing and loading equipment; the automatic filter press comprises a double-beam frame, a filter plate pressing mechanism, a multi-filter-chamber filtering mechanism, a plate pulling and cake unloading mechanism, a filter cloth cleaning mechanism, a turning plate liquid receiving mechanism and a PLC program control system; the automatic filter plate pressing machine has the functions of automatically pressing filter plates, automatically pulling plates and unloading cakes, automatically breaking cakes and loading, automatically cleaning filter cloth and automatically turning plates and receiving liquid; is suitable for solid-liquid separation of various suspension liquid materials (including large hard filter cake materials with low water content after solid-liquid separation).
The filter cake automatic crushing and storing and loading equipment and the corresponding automatic filter press unit have the advantages of automatic crushing and loading of filter cakes, large storage capacity, full automation and high production efficiency; the filter cake automatic crushing device has the advantages that large hard filter cakes can be crushed and fall into filter cake storage and loading equipment by additionally arranging the filter cake automatic crushing mechanism, and when a hopper opening of a storage hopper is automatically opened for loading, the crushed filter cakes can automatically fall onto a truck hopper, so that the filter cake automatic loading is realized; the automatic filter cake loading replaces manual auxiliary cake dropping loading, the automation level of the automatic filter press unit is improved, the labor intensity is greatly reduced, the production efficiency is improved, and the requirement of high-efficiency production (high-efficiency outward transportation of hard filter cakes) of a large-scale modern filter press user is met.
Drawings
FIG. 1 is a schematic front view of the automatic cake breaking and storage truck-loading apparatus of the present invention.
Fig. 2 is a schematic side view of the automatic cake breaking and storage truck-loading apparatus of the present invention.
Fig. 3 is a schematic plan view of a filter cake crushing mechanism of the filter cake automatic crushing and storage truck-loading device of the utility model.
Fig. 4 is a schematic cross-sectional view of a toothed rotating shaft (comprising a cake breaking rotating shaft and cake breaking ring teeth) of the automatic filter cake crushing and storage and loading device.
Fig. 5 is a schematic front view of a filter cake storage hopper of the filter cake automatic crushing and storage truck-loading device.
Fig. 6 is a schematic side view of a filter cake storage hopper of the filter cake auto-crushing and storage truck-loading apparatus of the present invention.
FIG. 7 is a schematic view of a hopper-mouth sector door of the filter cake automatic crushing and storage truck-loading device of the utility model.
Fig. 8 is a schematic view of the connection relationship of the door opening and closing limiter (including the door opening limiter and the door closing limiter) of the filter cake automatic crushing and storage loading equipment.
FIG. 9 is a schematic view of the assembly of the automatic filter press assembly of the present invention.
Reference numerals: 1-a filter cake discharging box, 2-a filter cake storage hopper, 3-a filter cake crushing mechanism, 4-a hopper opening and closing oil cylinder, 5-a hopper opening fan-shaped door, 6-a switch door limiter, 7-a speed reducing motor, 8-a cake breaking rotating shaft, 9-a bearing box, 10-a bearing seat, 11-a suspension mounting lug, 12-a cake breaking ring tooth, 13-an oil cylinder seat, 14-a fan-shaped door seat, 15-a fan-shaped side plate, 16-a hopper opening arc plate, 17-a fan-shaped door hanging hole, 18-a piston rod connecting point, 19-an opening door limiter, 20-a filter cake door limiter, 21-a filter cake automatic crushing and storage loading device (short for filter cake crushing and loading device or the utility model), 22-a PLC program control system (comprising a PLC program control cabinet), 23-a multi-filter chamber filtering mechanism, 24-plate pulling and cake unloading mechanism, 25-two floors and 26-shared hydraulic station.
Detailed Description
The technical solution in the embodiment of the present invention will be described below with reference to the accompanying drawings in which the filter cake is automatically crushed and stored in a loading device and a corresponding automatic filter press set, and the described embodiment is only a preferred part of the embodiment of the present invention, but not all embodiments. All other embodiments, such as a filter cake crushing and loading device with the same automatic filter cake crushing mode and similar structure, which are not inventive by the technical personnel in the field are within the protection scope of the utility model.
Example 1
A filter cake automatic crushing and storing device 21 (a filter cake crushing and loading device for short); the filter cake automatic crushing device mainly comprises a filter cake automatic crushing mechanism 3 and filter cake storage and automatic loading equipment (called filter cake storage and loading equipment for short); the main points of the overall embodiment of the innovation are: on the basis of the existing filter cake storage and manual auxiliary loading equipment, a filter cake automatic crushing mechanism 3 is additionally arranged and comprises a filter cake discharging box 1, a double speed reducing motor 7 and a double-toothed rotating shaft assembly; the automatic filter cake crushing mechanism 3 is installed on the filter cake storage and loading equipment, the double speed reducing motors 7 respectively drive the double-toothed rotating shafts to rotate oppositely, large hard filter cakes can be crushed and fall into the filter cake storage and loading equipment, when the hopper opening of the filter cake storage hopper 2 is opened for loading, the crushed filter cakes can automatically fall onto the truck hopper, the automatic filter cake loading is realized, and the storage capacity of the filter cakes is increased by 25%; specific embodiments are described in detail below.
The filter cake discharging box 1 is a cuboid bottomless and cover-free filter cake box and comprises a filter cake box main body and a suspension mounting lug 11; the length and the width of the filter cake box main body are equal to the upper opening of the filter cake storage hopper 2, and two ends of the filter cake box main body are provided with double cake breaking rotating shaft holes; the eight suspension mounting lugs 11 are welded on the upper side of the filter cake box main body to form a filter cake discharging box 1; the filter cake discharging box 1 is arranged on the filter cake storage hopper 2 (the lower opening of the filter cake discharging box 1 is in butt joint with the upper opening of the filter cake storage hopper 2 to form a hopper-box combination body), and the storage capacity of the filter cake is increased by 25% by the hopper-box combination body; the filter cake discharging box 1 is hung below the second floor 25 by using the hanging installation lugs 11, namely, is hung below the automatic filter press on the second floor; the double-gear rotary shaft component is used for internally arranging the double-gear rotary shaft component and externally arranging the double speed reducing motor 7, and the storage capacity of filter cakes is increased.
The speed reducing motor 7 comprises an YEJ100L1-4 type motor, a speed reducer and a coupling; the double speed reducing motors 7 are respectively connected with the coupling ends of the cake breaking rotating shafts 8 by using couplings and are communicated with the PLC program control system 22 in parallel; the double reduction motors 7 are used for driving the double-toothed rotating shafts to rotate inwards in opposite directions.
The toothed rotating shaft assembly comprises a cake breaking rotating shaft 8, a bearing box 9, a bearing seat 10 and cake breaking ring teeth 12; the pancake breaking ring teeth 12 are triangular ring teeth, and each ring is provided with 12 triangular teeth; five circles of broken cake ring teeth 12 are welded on the broken cake rotating shaft 8 at intervals to form a toothed rotating shaft; the pancake breaking ring teeth 1 with the rotating shafts with double teeth are staggered; four bearing blocks 10 are respectively welded outside four cake breaking rotating shaft holes of the filter cake discharging box 1, four bearing boxes 9 are respectively arranged on the four bearing blocks 10, and a toothed rotating shaft is arranged in a double bearing box 9 (the coupling ends of the double toothed rotating shafts are opposite); the double-toothed rotating shafts rotate inwards and oppositely, so that large hard filter cakes can fall into filter cake storage and loading equipment from the position between the double-toothed rotating shafts after being crushed; used to break up large hard filter cakes.
The filter cake storage and loading equipment comprises: the filter cake storing and loading equipment mainly comprises a filter cake storing hopper 2, a double-hopper-opening fan-shaped door 5, a hopper opening switch oil cylinder 4 and a switch door limiter 6; the filter cake storage bucket 2 is an inverted trapezoidal storage bucket with a large upper part and a small lower part and comprises a storage bucket main body, oil cylinder seats 13 and fan-shaped door seats 14, wherein the four oil cylinder seats 13 are respectively welded in the middles of two long inclined surfaces and two fan-shaped door seats 14 are respectively welded in the middles of two short inclined surfaces of the storage bucket main body to form the filter cake storage bucket 2; the hopper opening sector door 5 comprises a double-sector side plate 15, a hopper opening arc plate 16, a double-sector door hanging hole 17 and a double-piston rod connecting point 18, wherein the double-sector door hanging hole 17 is formed in the upper end of the sector side plate 15, the double-piston rod connecting point 18 is formed in the inner side of the middle of the sector side plate 15, and the hopper opening arc plate 16 is vertically installed at the lower end of the double-sector side plate 15 to form the hopper opening sector door 5; the bucket opening and closing oil cylinder 4 is an oil cylinder for driving the double bucket opening fan-shaped door 5 to open and close; the door opening and closing limiter 6 comprises a door opening limiter 19 and a door closing limiter 20, and is a WLCA12-N type travel switch.
Assembling filter cake storage and loading equipment: the two bucket-mouth fan-shaped doors 5 are symmetrically and movably mounted on four fan-shaped door seats 14, four bucket-mouth switch oil cylinders 4 are respectively mounted on four oil cylinder seats 13, oil cylinder piston rods are movably connected with piston rod connection points 18, double door-opening limiters 19 are respectively mounted at the upper corners of the fan-shaped door seats 14 and can be in contact with the fan-shaped side plates 15 when the bucket-mouth fan-shaped doors 5 are completely opened, and door-closing limiters 20 are mounted at the inner lower corners of the fan-shaped side plates 15 and can be in contact with the matched fan-shaped side plates 15 when the bucket-mouth fan-shaped doors 5 are completely closed; the bucket opening and closing oil cylinder 4 can drive the bucket opening fan-shaped door 5 to be opened and closed.
Crushing a filter cake and loading the filter cake into a vehicle: the filter cake automatic crushing mechanism 3 is arranged on the filter cake storage and loading equipment to form filter cake crushing and loading equipment 21; the filter cake crushing and loading equipment 21 is integrally hung below the second floor 25, namely below the automatic filter press on the second floor; the bucket opening switch oil cylinder 4 is communicated with a common hydraulic station 26, and the reducing motor 7 and the switch door limiter 6 are communicated with the PLC program control system 22; has the functions of automatically crushing, storing filter cakes and automatically loading.
The filter cake automatic crushing and storing and loading equipment provided by the utility model has the advantages of automatic filter cake crushing, automatic loading, large storage capacity, full automation and high production efficiency; the technical problems that when a bucket opening of a storage bucket is opened for loading, a large hard filter cake is often clamped in the bucket opening of the storage bucket, the cake needs to be dropped and loaded manually, the labor intensity is high, and the loading efficiency is low are solved; the automatic filter cake loading replaces the manual assistance of cake dropping loading, so that the automation level of equipment is improved, the labor intensity is greatly reduced, and the production efficiency of a large-scale modern filter press user is improved.
Example 2
An automatic filter press unit uses the filter cake automatic crushing and storing loading equipment 21 (filter cake crushing and loading equipment for short) provided by the utility model; the automatic filter press unit mainly comprises an automatic filter press, a material flocculation stirrer, a material pump, a common hydraulic station 26, an air compressor, and a filter cake crushing and loading device 21; is suitable for solid-liquid separation of various suspension liquid materials (including large hard filter cake materials with low water content after solid-liquid separation).
The automatic filter press comprises a double-beam frame, a filter plate pressing mechanism, a multi-filter-chamber filtering mechanism 23, a plate pulling and cake discharging mechanism 24, a filter cloth cleaning mechanism, a turning plate liquid receiving mechanism and a PLC program control system 22; the automatic filter press has the functions of automatically pressing a filter plate, automatically pulling a plate and unloading a cake, automatically cleaning filter cloth and automatically turning over a plate and receiving liquid; the automatic filter press is manufactured according to the standard of China general mechanical industry Standard (Box and plate and frame Filter presses) T/CGMA0701-2021, which is a common technical part of the prior art.
The filter cake crushing and loading equipment 21 comprises a filter cake automatic crushing mechanism 3 and filter cake storing and automatic loading equipment (called filter cake storing and loading equipment for short); the filter cake automatic crushing mechanism 3 comprises a filter cake discharging box 1, a double speed reducing motor 7 and a double-toothed rotating shaft assembly; has the functions of automatically crushing, storing filter cakes and automatically loading.
The online final assembly of the automatic filter press unit: (1) installation of first-floor equipment: the filter cake crushing and loading equipment 21 is integrally hung below the second floor 25, namely below the automatic filter press on the second floor; the bucket opening switch oil cylinder 4 is communicated with a common hydraulic station 26, and the reducing motor 7 and the switch door limiter 6 are communicated with the PLC program control system 22; (2) installation of second floor equipment: the automatic filter press is arranged on the second floor and at a position corresponding to the filter cake crushing and loading equipment 21 (the multi-filter chamber filtering mechanism 23 of the automatic filter press is aligned with the filter cake crushing mechanism 3 of the filter cake crushing and loading equipment 21); the material flocculation stirrer, the material pump and the air compressor are respectively arranged at corresponding positions near the head of the automatic filter press; the common hydraulic station 26 is arranged beside the tail of the automatic filter press; all the matched equipment are respectively connected with an automatic filter press by using pipelines and communicated with a PLC program control system 22 in parallel; each functional hydraulic ram is connected to a common hydraulic station 26.
The single complete operation cycle working process of the automatic filter press unit comprises the following steps: compacting a filter plate, flocculating materials, feeding and filtering, washing and purifying, squeezing and dehydrating, back blowing the materials, blow-drying and purifying, pulling the plate, unloading cakes, breaking the cakes and loading, and cleaning filter cloth; in more detail: (1) the filter plates are pressed, handles at two sides of each filter plate are supported on the guide rails of the cross beams, the filter plates are pressed through hydraulic oil cylinders, and concave parts of adjacent filter plates clamping filter cloth form a series filter chamber; (2) flocculation of materials: adding a flocculating agent into the materials by using a material flocculating stirrer and uniformly stirring; (3) feeding and filtering, wherein a solid-liquid mixed material is conveyed to each filter chamber from a feed hole on a thrust plate by a conveying pump, so that pressure difference is formed between two sides of filter cloth, low-pressure static filtration is performed, particles in the material are intercepted by the filter cloth to form a filter cake in the filter chamber, and filtrate passes through the filter cloth and flows out from a liquid outlet hole; (4) washing and purifying, wherein when washing is needed, the feeding valve is closed, and a water pump injects washing liquid into the filter cake from the washing hole so as to remove soluble impurities in the filter cake or recover valuable mother liquor retained in the filter cake; (5) pressing dehydration (including pressure maintaining), when pressing is needed, introducing high-pressure fluid or gas medium through a high-pressure medium hole of a chamber to swell a diaphragm to press a filter cake for secondary dehydration, and improving the purity of the filter cake and the recovery rate of filtrate; the filter chamber is automatically locked to keep a pressing state without pressure relief, so that the water content of a filter cake is reduced to the lowest point; (6) back-blowing the materials, wherein when back-blowing is needed, high-pressure gas back-blows residual materials (including materials precipitated in the feed holes in the pressure maintaining process) staying in the feed pipelines of the filter chambers to blow the residual materials back to the stirring position, so that slurry is prevented from influencing the purity of filter cakes, and the feed holes are dredged to facilitate smooth feeding next time; (7) blowing and purifying, wherein when needing blowing, compressed air is introduced through a high-pressure medium hole (a washing hole), and the air flows through and blows the residual washing liquid in the gaps of the filter cake particles so as to reduce the water content of the filter cake and improve the purity of the filter cake and the recovery rate of mother liquor; (8) the plate pulling and cake unloading are carried out, the hydraulic oil cylinder automatically reverses and loosens the pressing plate, and the filter plate is pulled open through the plate pulling and cake unloading mechanism 24, so as to realize gravity cake unloading; when the filter cake needs to be quickly unloaded, the filter cloth vibration device is automatically started according to a program, so that the filter cake quickly falls; (9) breaking cakes and loading: crushing the filter cake and loading the filter cake into a vehicle 21, crushing the large hard filter cake, automatically loading the filter cake into a vehicle and transporting the filter cake to the outside; the opening and closing door limiter 6 can limit the complete opening and the complete closing of the double-hopper-opening fan-shaped door 5; (10) cleaning the filter cloth, when the cloth needs to be cleaned, the filter plate is continuously pulled to a cleaning position by the plate pulling trolley after unloading, the filter cloth is cleaned by the water washing trolley through the lifting pipeline and the water washing transverse pipe by using high-pressure water, and the filter cloth is regenerated by water washing; the intermittent reciprocating circulation work realizes the solid-liquid separation in batches.
The automatic filter press unit has the advantages that the automatic filter press unit is additionally provided with the automatic filter cake crushing mechanism 3, large hard filter cakes can be crushed and fall into the filter cake storage and loading equipment, and when the hopper opening of the filter cake storage hopper 2 is automatically opened for loading, the crushed filter cakes can automatically fall onto the truck hopper, so that the automatic loading of the filter cakes is realized; the automatic filter cake loading replaces manual auxiliary cake dropping loading, the automation level of the automatic filter press unit is improved, the labor intensity is greatly reduced, the production efficiency is improved, and the requirement of high-efficiency production (high-efficiency outward transportation of hard filter cakes) of a large-scale modern filter press user is met.
Claims (4)
1. A filter cake automatic crushing and storing device comprises a filter cake automatic crushing mechanism and a filter cake storing and automatic loading device; the filter cake automatic crushing mechanism comprises a filter cake discharging box, a double speed reducing motor and a double-toothed rotating shaft assembly; the method is characterized in that: the filter cake discharging box is a cuboid bottomless and cover-free filter cake box and comprises a filter cake box main body and a suspension mounting lug; the length and the width of the filter cake box main body are equal to the upper opening of the filter cake storage hopper, and two ends of the filter cake box main body are provided with double cake breaking rotating shaft holes; the eight suspension mounting lugs are welded on the upper side of the filter cake box main body to form a filter cake discharging box; the speed reducing motor comprises an YEJ100L1-4 type motor, a speed reducer and a coupling; the toothed rotating shaft component comprises a cake breaking rotating shaft, a bearing box, a bearing seat and cake breaking ring teeth; the pancake breaking ring teeth are triangular ring teeth, and each ring is provided with 12 triangular teeth; five circles of broken cake ring teeth are welded on the broken cake rotating shaft at intervals to form a toothed rotating shaft; the pancake breaking ring teeth of the double-toothed rotating shaft are staggered; the four bearing blocks are respectively welded outside the four cake breaking rotating shaft holes of the filter cake discharging box, the four bearing boxes are respectively arranged on the four bearing blocks, the toothed rotating shaft is arranged in the double bearing boxes, the coupling ends of the double toothed rotating shafts are opposite, and the double speed reducing motors are respectively connected with the coupling ends of the cake breaking rotating shafts by using couplings; the double speed reducing motors can respectively drive the double-toothed rotating shafts to rotate inwards and oppositely, so that large hard filter cakes fall into filter cake storage and loading equipment from the space between the double-toothed rotating shafts after being crushed; the filter cake automatic crushing mechanism is arranged on the filter cake storage and loading equipment to form filter cake crushing and loading equipment; the filter cake crushing and loading equipment is integrally hung below the second floor, namely below the automatic filter press on the second floor; has the functions of automatically crushing, storing filter cakes and automatically loading.
2. The filter cake auto-crushing and storage cart apparatus of claim 1, wherein: the filter cake storage and automatic loading equipment comprises a filter cake storage hopper, a double-hopper-opening fan-shaped door, a hopper opening switch oil cylinder and a switch door limiter; the filter cake storage hopper is an inverted trapezoidal storage hopper with a large upper part and a small lower part and comprises a storage hopper main body, oil cylinder seats and fan-shaped door seats, wherein the four oil cylinder seats are respectively welded in the middles of two long inclined surfaces and two short inclined surfaces of the storage hopper main body, and the double fan-shaped door seats are respectively welded in the middles of the two short inclined surfaces of the storage hopper main body to form the filter cake storage hopper; the hopper opening sector door comprises double-sector side plates, a hopper opening arc plate, double-sector door hanging holes and double-piston rod connecting points, wherein the double-sector door hanging holes are formed in the upper ends of the sector side plates, the double-piston rod connecting points are formed in the inner sides of the middles of the sector side plates, and the hopper opening arc plate is vertically installed at the lower ends of the double-sector side plates to form the hopper opening sector door; the bucket opening and closing oil cylinder is used for driving the double bucket opening fan-shaped door to open and close; the door opening and closing limiter comprises a door opening limiter and a door closing limiter and is a WLCA12-N type travel switch.
3. The filter cake auto-crushing and storage cart apparatus of claim 1, wherein: according to the filter cake storage and automatic loading equipment, two hopper opening fan-shaped doors are symmetrically and movably mounted on four fan-shaped door seats, four hopper opening switch oil cylinders are respectively mounted on the four oil cylinder seats, oil cylinder piston rods are movably connected with piston rod connection points, double-opening door limiters are respectively mounted at the upper corners of the fan-shaped door seats and can be in contact with fan-shaped side plates when the hopper opening fan-shaped doors are completely opened, and closing door limiters are mounted at the inner lower corners of the fan-shaped side plates and can be in contact with matched fan-shaped side plates when the hopper opening fan-shaped doors are completely closed; the bucket opening and closing oil cylinder can drive the bucket opening fan-shaped door to be opened and closed; the bucket opening switch oil cylinder is communicated with a common hydraulic station, and the speed reducing motor and the switch door limiter are communicated with a PLC program control system.
4. An automatic filter press unit comprises an automatic filter press, a material flocculation stirrer, a material pump, a common hydraulic station, an air compressor and filter cake crushing and loading equipment; the automatic filter press comprises a double-beam frame, a filter plate pressing mechanism, a multi-filter-chamber filtering mechanism, a plate pulling and cake unloading mechanism, a filter cloth cleaning mechanism, a turning plate liquid receiving mechanism and a PLC program control system; the method is characterized in that: the filter cake crushing and loading equipment is the filter cake automatic crushing and loading equipment of claims 1-3; the automatic filter press unit has the functions of automatically pressing a filter plate, automatically pulling a plate and unloading a cake, automatically breaking the cake and loading the cake, automatically cleaning filter cloth and automatically turning the plate and receiving liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122574704.8U CN216224757U (en) | 2021-10-26 | 2021-10-26 | Filter cake automatic crushing and storing truck-loading equipment and corresponding automatic filter press unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122574704.8U CN216224757U (en) | 2021-10-26 | 2021-10-26 | Filter cake automatic crushing and storing truck-loading equipment and corresponding automatic filter press unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216224757U true CN216224757U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122574704.8U Active CN216224757U (en) | 2021-10-26 | 2021-10-26 | Filter cake automatic crushing and storing truck-loading equipment and corresponding automatic filter press unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216224757U (en) |
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2021
- 2021-10-26 CN CN202122574704.8U patent/CN216224757U/en active Active
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