CN115321037A - Power-free mud discharging assisting device for crushing filter cake and preventing re-bonding and mud storage loading hopper - Google Patents
Power-free mud discharging assisting device for crushing filter cake and preventing re-bonding and mud storage loading hopper Download PDFInfo
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- CN115321037A CN115321037A CN202210971186.XA CN202210971186A CN115321037A CN 115321037 A CN115321037 A CN 115321037A CN 202210971186 A CN202210971186 A CN 202210971186A CN 115321037 A CN115321037 A CN 115321037A
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- 238000003860 storage Methods 0.000 title claims abstract description 102
- 238000007599 discharging Methods 0.000 title claims abstract description 57
- 239000012065 filter cake Substances 0.000 title claims abstract description 28
- 238000005192 partition Methods 0.000 claims abstract description 157
- 239000010802 sludge Substances 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 17
- 230000000903 blocking effect Effects 0.000 claims abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 abstract description 22
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 description 12
- 239000003921 oil Substances 0.000 description 9
- 238000001914 filtration Methods 0.000 description 7
- 230000005484 gravity Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000011268 retreatment Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000005520 electrodynamics Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/54—Gates or closures
- B65D90/58—Gates or closures having closure members sliding in the plane of the opening
- B65D90/582—Gates or closures having closure members sliding in the plane of the opening having a rotational motion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/04—Loading land vehicles
- B65G67/06—Feeding articles or materials from bunkers or tunnels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/14—Pulverising loaded or unloaded materials
Abstract
The invention relates to a mud-discharging-assisting device and a mud-storing truck hopper which can break filter cakes without power and prevent re-bonding, and the key points of the innovative scheme are as follows: a movable clapboard type mud-discharging-assisting device with a grid for innovating broken cakes and preventing re-bonding consists of a movable clapboard and a broken cake grid; the movable hopper partition plate comprises a middle partition plate, a left partition plate, a right partition plate and a partition plate hinge; the cake breaking grid is arranged in a large material receiving port of the sludge storage hopper; the double-movable hopper partition plate flexibly partitions the mud storage hopper into a left interval, a middle interval and a right interval in the width direction; the structure of the automatic mud storage truck hopper is simplified; the cake breaking grid can automatically break the large cake of mud by means of the recoil force of the cake breaking grid so as to avoid blocking a mud discharging port; the movable hopper separation plate can separate broken mud cakes in the mud storage hopper and avoid the mud cakes from being bonded into large mud cakes. The mud storage loading hopper uses the device, and solves the technical problems that the broken cake unloading assisting device is complex in structure, the mud unloading opening is not smooth enough due to the fact that the broken cake unloading assisting device is arranged on the upper surface of the mud unloading opening, the pressure of mud cakes in the full hopper on the broken cake unloading assisting device is large, the resistance of the shaft-mounted cake stirring rod is large, and energy consumption is high; energy saving, consumption reduction, blockage dredging and efficiency increasing.
Description
Technical Field
The invention belongs to the technical field of automatic mud filter presses (patent classification number B01D 25/12), and relates to a power-free mud-breaking filter cake and re-bonding prevention movable partition plate type mud-unloading assisting device for a mud storage truck hopper.
Background
The filter press is a pressurized filtering device with a plurality of filtering chambers operating 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); an automatic slurry filter press is an automatic filter press for treating sludge and sewage or wastewater in the environmental protection industry and treating ore pulp mixture in hydrometallurgy; the device mainly 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, a mud storage and loading hopper and a PLC program control system; the method is suitable for automatic solid-liquid separation of various viscous slurry suspensions (namely, a mixture of liquid and solid particles).
The mud storage and loading hopper is an electric mud cake crushing unloading-assisted mud cake temporary storage hopper, is sludge (slurry) filter pressing post-treatment equipment and mainly comprises a mud cake storage hopper, a double mud unloading opening door, a double door opening and closing oil cylinder and a mud cake crushing unloading-assisted device; the integral hoisting is arranged below a second floor slab right below the filter press and is used for accumulating mud cakes and automatically unloading and loading the mud cakes so as to facilitate outward transportation and retreatment of the mud cakes; the relevant working process is as follows: (1) The plate pulling and cake discharging mechanism pulls the filter plate to realize gravity cake discharging, mud cakes fall into a mud storage truck hopper, and large mud cakes fall onto a rotating shaft with a stirring rod to be crushed; (2) When the mud cakes are deposited in the mud cake storage hopper, the two-door opening and closing oil cylinder drives the mud discharging opening door to be opened, and small mud cakes fall into a transport vehicle hopper (gravity mud cake discharging); then the mud storage hopper broken cake unloading-assisting device automatically stirs the large mud cakes stuck on the mud unloading port, assists in unloading the cakes and loading the cakes; (3) automatically closing the mud discharging opening door after the mud cakes are discharged; and (6) reciprocating and circulating.
The cake crushing unloading assisting device is an electric filter cake crushing unloading assisting device and comprises a cake stirring driving device, a bearing box seat assembly, a cake stirring rotating shaft, a cake stirring rod and a shaft seat connecting bucket plate; the plurality of cake stirring rods are staggered and vertically welded on the cake stirring rotating shaft to form a rotating shaft with the stirring rods; the mud storage bucket broken cake unloading assisting device is integrally arranged at the lower part of the mud storage bucket, wherein the rotating shaft with the stirring rod is positioned in the mud storage bucket, and the stirring cake driving device is arranged outside an end plate of the mud storage bucket; when the small mud cakes fall into a transport vehicle hopper (gravity cake discharge), the stirring cake driving device is started to drive the stirring rod rotating shaft, so that the large mud cakes stuck and plugged on the mud discharge port can be crushed, and the cake discharge is automatically assisted for loading; see the electric filter cake stirring and unloading assisting device of the mud storage truck hopper of the environment-friendly filter press (patent number 202221175901.0) for details, and mainly solve the technical problem that the mud unloading port of the mud storage hopper is easily blocked by large mud cakes.
The existing electric filter cake stirring and unloading assisting device has the following defects: (1) The mud storage loading hopper has multiple drives, the structure is complex, and the failure rate of a driving device is high; (2) The broken cake discharge-assisting device is arranged above the mud discharge port, so that the overflowing area of the mud discharge port is relatively reduced, the mud discharge port is not smooth enough, and the mud discharge efficiency is influenced; (3) The mud discharging port is opened at regular time, the mud cake in the full bucket has large pressure on the broken cake unloading assisting device, the resistance of the cake stirring rod with the shaft is large, and the energy consumption is high; can not meet the requirements of users of the slurry filter press on energy conservation, consumption reduction and high-efficiency production.
Disclosure of Invention
The invention aims to overcome the defects of the existing electrodynamic filter cake stirring unloading aid device, solve the technical problems that the broken cake unloading aid device has a complex structure, is arranged on the mud unloading port to ensure that the mud unloading port is not smooth enough, mud cakes in a full hopper have large pressure on the broken cake unloading aid device, and a stirring cake rod with a shaft has large resistance and high energy consumption, and provide the mud unloading aid device which can break filter cakes without power and prevent re-bonding and a mud storage hopper; the mud storage and loading hopper refers to a mud storage and loading hopper provided with the mud unloading assisting device which is free of power and can break filter cakes and prevent re-bonding, and is called for short because the number of characters of the patent name is limited.
The invention adopts a brand-new technical scheme for solving the problems of the prior art, which comprises the following steps: the utility model provides a power-free broken filter cake and prevent helping mud device and storage mud loading hopper that bonds again (hereinafter referred to as broke cake antiseized and help mud device that unloads), the main points of overall technical scheme are, the overall structure that innovates promptly compares with prior art, and it has outstanding substantive characteristics: the existing electric filter cake stirring and unloading assisting device is improved into a brand-new cake-breaking anti-sticking mud-unloading assisting device, namely a movable clapboard type mud-unloading assisting device with a barrier, which is free from power to break a filter cake and prevents re-bonding, mainly comprises a movable clapboard and a cake-breaking barrier, and has a simple structure; the movable partition bucket plate comprises a middle partition plate, a left partition plate, a right partition plate and a partition plate hinge, and is made of stainless steel materials; the cake breaking grid is a square grid cake breaking grid, the square grid of the cake breaking grid is smaller than the mud discharging opening, and the cake breaking grid is arranged in the large material receiving opening of the mud storage hopper; the middle partition plate and the left and right partition plates are two sections of movable partition plates connected by partition plate hinges respectively; the middle partition plate and the left partition plate and the right partition plate form movable partition bucket plates, and the double movable partition bucket plates are hoisted under the cake breaking grid at intervals by using partition plate hinges so that the mud storage bucket is divided into a left interval, a middle interval and a right interval in the width direction, wherein the intervals of the intervals are smaller than mud discharging openings; the cake breaking grid automatically breaks the large cake of mud by the recoil force so as to avoid blocking the mud discharge port; the movable hopper baffle isolates the broken mud cakes without power, so that large mud cakes are prevented from being bonded again, and smooth mud discharge is guaranteed; therefore, the technical problems that the broken cake unloading assisting device is complex in structure, the broken cake unloading assisting device is arranged close to the mud unloading opening, the mud unloading opening is not smooth enough, the pressure of mud cakes in a full bucket on the broken cake unloading assisting device is large, the resistance of a cake stirring rod with a shaft is large, and energy consumption is high are solved.
The specific design scheme of the invention is as follows: (1) The middle partition plate, namely a rectangular middle movable partition plate of the sludge storage hopper, comprises an upper middle partition plate, a lower middle partition plate and a partition plate hinge; the middle-upper partition board and the middle-lower partition board are arranged and have the same size and different positions; the length of the mud discharging port is smaller than the width of the mud discharging port; the double-partition-plate hinge is connected with the middle-upper partition plate and the middle-lower partition plate to form a middle partition plate; (2) The left and right baffle plates, namely a right trapezoid left baffle plate and a right baffle plate of the mud storage hopper, are equal in size and symmetrical in structure, and comprise an upper trapezoid baffle plate, a lower trapezoid baffle plate and a baffle plate hinge; the inclination of the inclined waist edges of the upper trapezoidal partition plate and the lower trapezoidal partition plate corresponds to the inclined hopper wall of the sludge storage hopper; the double-partition-plate hinge is connected with the upper trapezoidal partition plate and the lower trapezoidal partition plate to form a left partition plate and a right partition plate; (3) The cake breaking grid is a square cake breaking grid, the specification of the cake breaking grid is smaller than that of a large material receiving opening of the sludge storage hopper, and the square of the cake breaking grid is smaller than that of the sludge discharging opening.
The connection relation of the main parts of the invention is as follows: for convenience of explanation, a mud storage hopper closely related to the cake breaking anti-sticking mud unloading assisting device is additionally arranged; (1) assembling a cake breaking anti-sticking mud unloading assisting device: the broken cake grid is arranged in a large material receiving port of the sludge storage hopper; the double middle clapboards are alternately hoisted below the middle of the cake breaking grid (in the length direction of the sludge storage hopper) by using the clapboard hinges, and the interval is smaller than the sludge discharge port; the left and right partition plates and the middle partition plate are hung below the cake breaking grid side by using a partition plate hinge (the left and right partition plates are positioned on the left and right sides of the middle partition plate), and the outer edges of the left and right partition plates are in clearance fit with the inclined hopper wall of the sludge storage hopper; the left and right partition plates and the middle partition plate form a movable hopper partition plate, and the double movable hopper partition plate flexibly partitions the width direction of the mud storage hopper into a left interval, a middle interval and a right interval; the movable hopper separating plate and the cake breaking grid form a cake breaking anti-sticking auxiliary mud discharging device; (2) the relative dynamic relation of the cake breaking anti-sticking mud unloading assisting device is as follows: under the control of the PLC program control system; (2.1) crushing the large mud cakes: the pulling plate cake-unloading mechanism pulls the filter plate to realize gravity cake unloading, the large cakes fall onto a cake-breaking grid of the mud storage truck hopper, and the cake-breaking grid automatically breaks the large cakes by the recoil force so as to avoid blocking a mud unloading port; (2.2) preventing broken cake from rebinding: the broken mud cakes continuously fall into the mud storage hopper, and the broken mud cakes are isolated by the two rows of movable hopper isolation plates, so that large mud cakes are prevented from being bonded again, and smooth mud discharge is guaranteed; (3.3) auxiliary sludge discharge: when mud cakes are fully accumulated in the mud storage hopper, the double-door opening and closing oil cylinder drives the mud discharge opening door to be opened, and the mud cakes in the middle of the mud storage hopper preferentially fall into a transport vehicle hopper (gravity mud discharge); the automatic skew in the middle of the mud bucket that stores up below two rows of activity baffle fill boards makes the mud cake on storing up mud bucket both sides follow closely the mud cake in the middle of the resistance fall into the transport vechicle fill: (3.4) automatically closing the mud discharging opening door (normal state) after the mud cakes are discharged; and (6) reciprocating and circulating.
The invention also provides a mud storage and loading hopper, namely a grizzly flexible separating hopper unloading-assisted mud cake temporary storage hopper of an automatic mud filter press, and the mud unloading-assisted device and the mud storage and loading hopper which are used for crushing filter cakes without power and preventing re-bonding; the mud storage truck hopper mainly comprises a mud storage hopper, a mud discharge opening door, a double-door opening and closing oil cylinder and a cake breaking anti-sticking mud discharge assisting device; the integral hoisting is arranged below a second floor slab right below the filter press and used for temporarily storing mud cakes and automatically unloading and loading the mud cakes so as to facilitate the outward transportation and retreatment of the mud cakes.
The mud discharging assisting device and the mud storing and loading hopper which can break filter cakes without power and prevent re-bonding have the obvious advantages of simple and compact structure, no power for breaking the cakes, energy conservation, flexible hopper discharging assisting, cake re-bonding prevention, smooth and unimpeded mud discharging, high production efficiency, reliable performance and convenient installation; the beneficial effects are as follows: broken filter cake of power is exempted from in the innovation and the movable partition plate formula of taking bars that prevents to bond again helps unloads mud device, has simplified the structure of automatic mud loading hopper that stores up, utilizes the recoil force of broken cake bars to save the energy with the bold mud cake is broken automatically, utilizes the activity partition plate will store up mud hopper flexible subregion, has effectively prevented the mud cake from bonding again, the guarantee unloads mud unobstructed, has satisfied the needs that mud filter press user stored up mud loading process energy saving and consumption reduction, high-efficient production.
Drawings
FIG. 1 is a schematic perspective view of a movable partition plate of the cake-breaking anti-sticking mud-unloading device of the present invention.
FIG. 2 is a schematic front view of a movable partition plate of the cake-breaking anti-sticking mud-unloading assisting device.
FIG. 3 is a schematic front view of the assembly of the cake-breaking anti-sticking auxiliary mud-unloading device and the corresponding mud-storing loading bucket (the length direction of the mud-storing bucket).
FIG. 4 is a schematic side view of the cake-breaking anti-sticking mud-unloading assisting device and a corresponding mud-storing truck-loading bucket assembly (in the width direction of the mud-storing bucket).
Fig. 5 is a schematic diagram of the cake-breaking anti-sticking mud discharge assisting device and a corresponding mud storage hopper in a mud storage state (a state that a fan at a mud discharge port is closed is a normal state).
FIG. 6 is a schematic view showing a mud discharging state in the middle of the cake-breaking anti-sticking mud discharging-assisting device and the corresponding mud storage hopper (initial mud discharging state in the middle of the opening of the mud discharging door).
FIG. 7 is a schematic view of the cake-breaking antisticking mud-discharging assisting device of the present invention and the mud-discharging state following the two sides of the corresponding mud storage bucket (mud-discharging state after the mud-discharging opening door is opened).
Reference numerals: 1-middle partition board, 2-left and right partition boards, 3-partition board hinge, 4-middle upper partition board, 5-middle lower partition board, 6-upper trapezoidal partition board, 7-lower trapezoidal partition board, 8-cake breaking grid, 9-mud storage hopper, 10-cake breaking anti-sticking auxiliary mud discharging device (the invention) and 11-mud discharging opening door.
The movable partition bucket plate comprises 1-a middle partition plate and 2-a left partition plate and a right partition plate.
Detailed Description
The technical scheme of the embodiment of the invention is described in the following by combining with the attached drawings in the embodiment of the mud discharging assisting device and the mud storage and loading hopper for breaking the filter cake without power and preventing re-bonding, and the described embodiment is only a part of the preferable embodiment of the invention, but not all the preferable embodiments. All other embodiments, such as a cake breaking and anti-sticking mud unloading assisting device with the same cake breaking and flexible hopper separating mode and similar structure, which are made by the technical personnel without inventive based on the embodiment of the invention belong to the protection scope of the invention.
Example 1
The utility model provides a power-free helps mud discharging device and store up mud loading hopper 10 that filter cake breakage filter cake and prevent bonding again (hereinafter for short: broken cake antiseized helps mud discharging device), the main points of the overall embodiment of innovation are: the existing electrodynamic type filter cake stirring and unloading assisting device is improved into a brand-new cake-breaking anti-sticking mud-unloading assisting device 10, namely a movable clapboard type mud-unloading assisting device with a barrier, which is free from power to break filter cakes and prevents re-bonding, and mainly comprises a movable clapboard and a cake-breaking barrier 8, and has a simple structure; the movable partition bucket plate comprises a middle partition plate 1, a left partition plate 2, a right partition plate 2 and a partition plate hinge 3, and is made of stainless steel materials; the cake breaking grid 8 is a square cake breaking grid 8, the square grid of the cake breaking grid is smaller than the mud discharge port, and the cake breaking grid 8 is arranged in a mud storage hopper 9 and a large material receiving port; the middle partition board 1 and the left and right partition boards 2 are two sections of movable partition boards connected by a partition board hinge 3 respectively; the middle partition board 1 and the left and right partition boards 2 form a movable partition bucket board, and the double movable partition bucket boards are alternately hung under the cake breaking grid 8 by using the partition board hinges 3, so that the mud storage bucket 9 is divided into a left interval, a middle interval and a right interval in the width direction, and the interval is smaller than a mud discharging port; the cake breaking grid 8 automatically breaks the large cake of mud by the recoil force so as to avoid blocking the mud discharge port; the movable hopper separating plate is free from power to separate broken mud cakes, so that large mud cakes are prevented from being bonded again, and smooth mud discharging is guaranteed; specific embodiments are described in detail below.
The middle partition plate 1, namely a rectangular middle movable partition plate of the sludge storage hopper 9, comprises a middle upper partition plate 4, a middle lower partition plate 5 and a partition plate hinge 3; the middle-upper partition plate 4 and the middle-lower partition plate 5 are equal in size and different in position; the length of the mud discharging port is smaller than the width of the mud discharging port; the double-partition-plate hinge 3 is connected with the middle-upper partition plate 4 and the middle-lower partition plate 5 to form the middle partition plate 1. Double middle clapboards 1 are alternately hung below the middle of a cake breaking grid 8 (positioned in the length direction of a mud storage hopper 9) by a clapboard hinge 3, and the interval is smaller than a mud discharging opening; used for forming a movable hopper partition plate with the left and right partition plates 2, and the width direction of the sludge storage hopper 9 is divided into a left interval, a middle interval and a right interval by the double movable hopper partition plate.
The left and right baffle plates 2, namely the right trapezoid left baffle plate and the right baffle plate of the mud storage hopper 9, are equal in size and symmetrical in structure, and comprise an upper trapezoid baffle plate 6, a lower trapezoid baffle plate 7 and a baffle plate hinge 3; the inclination of the inclined waist edges of the upper trapezoidal partition plate 6 and the lower trapezoidal partition plate 7 corresponds to the inclined hopper wall of the sludge storage hopper 9; double-partition hinge 3 connects upper trapezoidal partition 6 and lower trapezoidal partition 7, forms left and right partitions 2. The left and right partition boards 2 and the middle partition board 1 are hung below the cake breaking grid 8 side by using the partition board hinge 3 (the left and right partition boards 2 are positioned at the left and right sides of the middle partition board 1), and the outer edges of the left and right partition boards 2 are in clearance fit with the inclined hopper wall of the sludge storage hopper 9; the double-movable partition plates flexibly partition the mud storage hopper 9 into a left interval, a middle interval and a right interval in the width direction, so that broken mud cakes are isolated, and the mud cakes are prevented from being bonded into large mud cakes.
The cake breaking grid 8 is a square cake breaking grid 8, the specification of the cake breaking grid is smaller than that of a large material receiving port of the sludge storage hopper 9, and the square of the cake breaking grid is smaller than that of a sludge discharging port. The cake breaking grid 8 is arranged in a large material receiving port of the sludge storage hopper 9; the device is used for automatically crushing the large mud cakes by means of recoil force so as to avoid blocking a mud discharge port.
The mud discharging assisting device for crushing filter cakes without power and preventing re-bonding and the mud storage loading hopper 10 have the advantages of simple and compact structure, no power for breaking the mud, energy conservation, flexible separation hopper for assisting discharging, prevention of re-bonding of the mud, smooth and unimpeded mud discharging, high production efficiency, reliable performance and convenience in installation; the beneficial effects are as follows: the movable partition plate type mud unloading assisting device with the grating is innovative and free of power for crushing filter cakes and preventing re-bonding, the structure of the automatic mud storage and loading hopper is simplified, the recoil force of the cake crushing grating 8 is utilized for automatically crushing large mud cakes, energy is saved, the movable partition plate is utilized for flexibly partitioning the mud storage hopper 9, the re-bonding of the mud cakes is effectively prevented, and the smooth mud unloading is guaranteed; the technical problems that the broken cake unloading assisting device is complex in structure and is arranged above the mud unloading port, so that the mud unloading port is not smooth enough, mud cakes in a full bucket have large pressure on the broken cake unloading assisting device, and a stirring rod with a shaft has large resistance and high energy consumption are solved; energy saving, consumption reduction, blockage dredging and efficiency increasing.
Example 2
A mud storage loading hopper, namely a bar flexible separating hopper discharge-assisting type mud cake temporary storage hopper of an automatic mud filter press, uses the mud discharge-assisting device which is provided by the invention and can break filter cakes without power and prevent re-bonding and a mud storage loading hopper 10 (short for a cake breaking anti-sticking mud discharge-assisting device); the mud storage truck hopper mainly comprises a mud storage hopper 9, a mud discharge opening door 11, a double-door opening and closing oil cylinder and a cake breaking anti-sticking mud discharge assisting device 10; the whole body is hung under the second floor slab right below the filter press and is used for temporarily storing mud cakes and automatically unloading and loading the mud cakes so as to facilitate the outward transportation and retreatment of the mud cakes. The filter plate is manufactured according to the standard group of China general machinery industry standard 'Van-type and plate-and-frame filter press' T/CGMA0701 and 'Van-type and plate-and-frame filter press' T/CGMA 0702-2021.
The mud storage hopper 9 is a mud cake temporary storage hopper with a large upper part and a small lower part, a large rectangular material receiving opening is formed in the upper surface of the mud storage hopper, and a small rectangular mud discharging opening is formed in the lower surface of the mud storage hopper; the size of the material receiving port is corresponding to that of the multi-filter chamber filtering mechanism; the size of the arranged mud discharging opening corresponds to that of the transport car hopper; and the mud cake is hung below a second floor slab right below the multi-filter chamber filtering mechanism of the filter press and is used for temporarily storing the mud cake discharged by the multi-filter chamber filtering mechanism.
The mud discharging opening door 11 is an arc door corresponding to the mud discharging opening and comprises an arc door and a door rocker arm; the double mud discharging opening door 11 is hung on the hopper end walls at two ends of the mud storage hopper 9 and is used for closing or opening the mud discharging opening of the mud storage hopper 9.
The double-door opening and closing oil cylinder is a hydraulic oil cylinder for opening and closing the double mud discharging opening door 11; four double-door opening and closing oil cylinders are respectively arranged on the bucket side walls at two ends of the mud storage bucket 9, and four oil cylinder piston rods are respectively connected with four door rocker arms; the mud discharging door 11 is used for automatically closing the mud discharging door leaf 11 to store mud or automatically opening the mud discharging door leaf 11 to discharge mud and load.
The cake-breaking anti-sticking mud-unloading assisting device 10 mainly comprises a movable hopper plate and a cake-breaking grid 8; the movable partition bucket plate comprises a middle partition plate 1, a left partition plate 2, a right partition plate 2 and a partition plate hinge 3, and is made of stainless steel materials; the cake breaking grid 8 is a square cake breaking grid 8, the square grid of the grid is smaller than the mud discharge port, and the cake breaking grid 8 is arranged in a large material receiving port of the mud storage hopper 9; the middle partition board 1 and the left and right partition boards 2 are two sections of movable partition boards connected by partition board hinges 3 respectively; the middle partition board 1 and the left and right partition boards 2 form a movable partition bucket board, and the double movable partition bucket boards are alternately hung under the cake breaking grid 8 by using the partition board hinges 3, so that the mud storage bucket 9 is divided into a left interval, a middle interval and a right interval in the width direction, and the interval is smaller than a mud discharging port; the cake breaking grid 8 is used for automatically breaking the large cake of mud cakes by means of recoil force so as to prevent the mud discharge port from being blocked; the movable hopper separating plate is used for flexibly separating broken mud cakes without power, avoiding conglutination into large mud cakes and ensuring smooth mud discharge.
The related working process of the mud storage truck hopper comprises the following steps: under the control of the PLC program control system; (1) crushing a large mud cake: the pulling plate cake-unloading mechanism pulls the filter plate to realize gravity cake unloading, the large cake falls onto a cake-breaking grid 8 of the mud storage truck hopper, and the cake-breaking grid 8 automatically breaks the large cake by means of recoil force so as to avoid blocking a mud unloading port; (2) preventing broken cake from re-bonding: the broken mud cakes continuously fall into the mud storage hopper 9, and the broken mud cakes are isolated by the two rows of movable hopper separating plates, so that large mud cakes are prevented from being bonded again, and smooth mud discharge is guaranteed; (3) unloading and loading: when the mud cakes are fully accumulated in the mud storage hopper 9, the double-door opening and closing oil cylinder drives the mud discharge opening door 11 to be opened, and the mud cakes in the middle of the mud storage hopper 9 preferentially fall into a transport vehicle hopper (gravity mud discharge); the automatic skew in the middle of storing up mud bucket 9 below two rows of activity baffle fill boards is followed closely, makes the mud cake on storing up mud bucket 9 both sides follow closely the mud cake in the middle of the resistance fall into the transport vechicle fill: (4) normally closed sludge storage: after the mud cakes are discharged, the mud discharge opening door 11 is automatically closed (in a normal state) so as to temporarily store the mud cakes discharged by the multi-filter-chamber filtering mechanism; and (5) reciprocating and circulating.
The mud storage truck hopper provided by the invention has the beneficial effects that: broken filter cake of power is exempted from in the innovation and the movable partition plate formula of taking bars that prevents to bond again helps unloads mud device, has simplified the structure of automatic mud loading hopper that stores up, utilizes broken cake bars 8's recoil force to save the energy with the bold mud cake is broken automatically, utilizes movable partition plate will store up mud hopper flexible subregion, has effectively prevented that the mud cake from bonding again, the guarantee unloads mud unobstructed, has satisfied the needs that mud filter press user stored up mud loading process energy saving and consumption reduction, high-efficient production.
Claims (2)
1. A power-free mud discharging assisting device for breaking filter cakes and preventing re-bonding mainly comprises a movable hopper plate and a cake breaking grid, wherein the movable hopper plate comprises a middle partition plate, a left partition plate, a right partition plate and partition plate hinges and is made of stainless steel materials; the method is characterized in that: the middle partition plate, namely a rectangular middle movable partition plate of the sludge storage hopper, comprises an upper middle partition plate, a lower middle partition plate and a partition plate hinge; the middle-upper partition board and the middle-lower partition board are arranged, and have the same size and different positions; the length of the mud discharging port is smaller than the width of the mud discharging port; the double-partition-plate hinge is connected with the middle-upper partition plate and the middle-lower partition plate to form a middle partition plate; the left and right baffle plates, namely a right trapezoid left baffle plate and a right baffle plate of the mud storage hopper, are equal in size and symmetrical in structure, and comprise an upper trapezoid baffle plate, a lower trapezoid baffle plate and a baffle plate hinge; the inclination of the inclined waist edges of the upper trapezoidal partition plate and the lower trapezoidal partition plate corresponds to the inclined hopper wall of the sludge storage hopper; the double-partition-plate hinge is connected with the upper trapezoidal partition plate and the lower trapezoidal partition plate to form a left partition plate and a right partition plate; the cake breaking grid is a square cake breaking grid, the specification of the cake breaking grid is smaller than that of a large material receiving port of the sludge storage hopper, and the square grid of the cake breaking grid is smaller than that of the sludge discharging port; the interconnection relationship is: the cake breaking grid is arranged in a large material receiving port of the sludge storage hopper; the double middle clapboards are alternately hoisted under the middle of the cake breaking grid by using the clapboard hinges and are positioned in the length direction of the sludge storage hopper, and the interval is smaller than the sludge discharge port; the left and right partition plates and the middle partition plate are hung below the cake breaking grid in parallel by using a partition plate hinge, the left and right partition plates are positioned at the left and right sides of the middle partition plate, and the outer edges of the left and right partition plates are in clearance fit with the inclined hopper wall of the sludge storage hopper; the left and right partition plates and the middle partition plate form a movable hopper partition plate, and the double movable hopper partition plate flexibly partitions the width direction of the mud storage hopper into a left interval, a middle interval and a right interval; the movable hopper plate and the cake breaking grid form a power-free mud discharging assisting device for breaking filter cakes and preventing re-bonding; the cake breaking grid can automatically break the large cake of mud by means of the recoil force of the cake breaking grid so as to avoid blocking a mud discharging port; the movable hopper separation plate can separate broken mud cakes in the mud storage hopper and avoid the mud cakes from being bonded into large mud cakes.
2. A mud storage and loading car hopper, namely a flexible barrier bucket unloading-assisted mud cake temporary storage car hopper of an automatic mud filter press, mainly comprises a mud storage hopper, a mud unloading opening door, a double-door opening and closing oil cylinder and a cake breaking anti-sticking mud unloading-assisted device; the method is characterized in that: the cake breaking and anti-sticking mud unloading assisting device is the power-free mud unloading assisting device for breaking a filter cake and preventing re-bonding as claimed in claim 1, and comprises a movable partition plate and a cake breaking grid; the broken cake grid is arranged in the large material receiving port of the sludge storage hopper, and the double movable partition hopper plates are alternately hung below the broken cake grid and flexibly divide the sludge storage hopper into a left interval, a middle interval and a right interval in the width direction; the mud storage loading hopper is integrally hung below a second floor slab right below the filter press, and can temporarily store mud cakes discharged by the filter press and automatically unload the mud for loading.
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| CN202210971186.XA CN115321037A (en) | 2022-08-15 | 2022-08-15 | Power-free mud discharging assisting device for crushing filter cake and preventing re-bonding and mud storage loading hopper |
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| CN202210971186.XA CN115321037A (en) | 2022-08-15 | 2022-08-15 | Power-free mud discharging assisting device for crushing filter cake and preventing re-bonding and mud storage loading hopper |
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