CN115289829A - Automatic lifting auxiliary pushing device and pneumatic double-tube type dry material pushing mechanism - Google Patents
Automatic lifting auxiliary pushing device and pneumatic double-tube type dry material pushing mechanism Download PDFInfo
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- CN115289829A CN115289829A CN202210927134.2A CN202210927134A CN115289829A CN 115289829 A CN115289829 A CN 115289829A CN 202210927134 A CN202210927134 A CN 202210927134A CN 115289829 A CN115289829 A CN 115289829A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- General Engineering & Computer Science (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention relates to an automatic lifting type auxiliary pushing device and a pneumatic double-tube type dry material pushing mechanism, and the key points of the innovative scheme are as follows: the pushing device is additionally arranged and comprises an auxiliary pushing plate, a warping head of the auxiliary pushing plate, a pushing anti-falling plate, two lugs of the pushing plate and a rotating shaft of the pushing plate; the double lugs of the material pushing plate are welded at the front end of the material pushing piston, and the whole material pushing plate can move back and forth along with the material pushing piston, so that the material pushing area of the material pushing piston is effectively increased; when the pushing piston pushes the materials, the raising head of the pushing plate is stressed to enable the auxiliary pushing plate to automatically rise, and the pushing anti-falling plate can prevent the pushing plate from falling backwards; when the pushing piston returns, the pushing plate can automatically return to a normal horizontal state due to the fact that the gravity center of the pushing plate is deviated, the return stroke is prevented from being blocked, and the pushing is assisted in a reciprocating circulation mode. The dry material pushing mechanism solves the technical problems that the dry material pushing mechanism has insufficient material pushing capacity, materials in the material storage and guide hopper are easy to accumulate, and the requirement for efficiently pushing a large amount of dry materials cannot be met; the pushing capacity and the production efficiency of the dry material pushing mechanism are improved, and the energy expansion and the efficiency increase are realized.
Description
Technical Field
The invention belongs to the technical field of large-scale closed filter cake dryers, and relates to a pneumatic double-pipe type high-efficiency pushing mechanism for a large amount of dry materials (dried materials).
Background
The drier is a mechanical device which reduces the moisture of materials by using heat energy; the filter cake dryer is equipment for continuously drying and subsequently treating a filter cake formed by the operation of the filter press; the closed filter cake dryer is an environment-friendly normal-pressure continuous convection type filter cake dryer with a totally closed structure; mainly comprises a closed compartment, a feeding, crushing and slitting mechanism, a double-layer mesh belt conveying mechanism, a high-low temperature drying system, a dry material pushing (outputting) mechanism and a PLC program control system; the drying device is suitable for drying materials with the water content of 55-83% into dry materials with the water content of 3-50% (the drying rate can be freely adjusted), and the water content of the materials is reduced by more than 80%; large closed filter cake driers with a maximum throughput of 120 tons/day.
The dry material pushing mechanism, namely a pneumatic double-tube enclosed dry material pushing mechanism, comprises a storage material guide hopper, a high-tube type material pushing device, a low-tube type material discharging device, a high material pushing cylinder device, a low material discharging cylinder device and a material guide hopper bracket; the high-tube type material pushing device comprises a high-pushing material tube and a material pushing piston; the low pipe type discharging device comprises a low discharging pipe and a discharging piston; the high material pushing pipe is welded on the left lower surface of the material storage guide hopper, the low material discharging pipe is welded on the right lower surface of the material storage guide hopper lower than the high material pushing pipe, and the high material pushing pipe and the low material discharging pipe are connected in a welding mode through the material sliding plate; most of the materials in the material storage and guide hopper are guided into the high material pushing pipe, and a small part of the materials are guided into the low material discharging pipe; under the pushing of the pushing cylinder, the pushing piston pushes the material to enable the material to fully slide from the high pushing pipe to the low discharging pipe, and then the discharging piston pushes the material to enable the material to be output out of the closed box body from a discharging port of the low discharging pipe; used for transferring dry materials in the closed compartment body to outward transportation equipment outside the closed compartment body.
The existing pneumatic double-pipe closed type dry material pushing mechanism has the following defects: the pipe diameters of the high pushing pipe and the low discharging pipe are the same (the size of the pushing section is the same), but the stroke of the high pushing pipe is 200mm longer than that of the low discharging pipe, so that the high-pipe pushing device and the low-pipe discharging device cannot synchronously work (the pushing piston and the discharging piston cannot synchronously extend and retract), the discharging piston needs to intermittently wait for the surface of the pushing piston, the pushing capacity of the high-pipe pushing device is insufficient, the overall pushing efficiency of dry materials is affected, the materials in the material storage and guide hopper are easy to accumulate, and the requirement that a large amount of dry materials can be efficiently pushed out by a large-scale closed filter cake dryer cannot be met.
Disclosure of Invention
The invention aims to overcome the defects of a pneumatic double-tube enclosed type dry material pushing mechanism of the existing large enclosed type filter cake dryer, solve the technical problems that the high-tube pushing device of the pneumatic double-tube enclosed type dry material pushing mechanism has insufficient pushing capacity, influences the overall efficiency of pushing dry materials, easily causes material accumulation in a material storage and guide hopper and cannot meet the requirement of efficiently pushing a large amount of dry materials by the large enclosed type filter cake dryer, and provide an automatic lifting auxiliary pushing device and a pneumatic double-tube type dry material pushing mechanism; the pneumatic double-tube type dry material pushing mechanism is a pneumatic double-tube type dry material pushing mechanism with the automatic lifting type auxiliary pushing device, and is called for short because the number of characters of the patent name is limited.
The invention solves the problems of the prior art and adopts the innovative technical scheme that: the main point of the overall technical scheme is that compared with the prior art, the automatic lifting type auxiliary material pushing device (hereinafter referred to as auxiliary material pushing device) has the prominent substantive characteristics that: on the basis of a pneumatic double-tube enclosed dry material pushing mechanism of the existing large enclosed filter cake dryer, an automatic lifting auxiliary pushing device is additionally arranged, and comprises an auxiliary pushing plate (namely a raised pushing plate), a pushing anti-falling plate (namely a plate for preventing the pushing plate from falling backwards), two lugs of the pushing plate and a pushing plate rotating shaft; the pushing and falling prevention plate is welded at the back of the auxiliary pushing plate in the middle and can prevent the pushing plate from falling backwards to form a backward falling prevention pushing plate; the pushing plate rotating shaft is arranged on a pushing anti-falling plate of the backward tilting prevention pushing plate to form a pushing plate with a shaft; the two lugs of the material pushing plate are arranged on the material pushing plate with the shaft to form an auxiliary material pushing device, and the gravity center of the auxiliary material pushing plate deviates forward to enable the auxiliary material pushing plate to fall down automatically in a normal state; the double ears of a material pushing plate of the auxiliary material pushing device are welded at the front end of the material pushing piston and can move back and forth along with the material pushing piston; when the pushing piston pushes materials, the reaction force of the materials enables the nose pushing plate to automatically erect (the nose of the pushing plate is stressed to enable the nose pushing plate to automatically erect, the pushing piston limits the moving range of the pushing anti-falling plate), and the pushing area of the pushing piston is effectively increased; when the pushing piston returns, the auxiliary pushing plate automatically returns to fall to a horizontal normal state, and efficient pushing is performed in a reciprocating circulation mode; therefore, the technical problems that the high-tube pushing device of the pneumatic double-tube closed type dry material pushing mechanism is insufficient in pushing capacity, the overall efficiency of pushing dry materials is influenced, materials in the storage and guide hopper are easily accumulated, and the requirement for efficiently pushing a large amount of dry materials by a large-scale closed filter cake dryer cannot be met are solved.
The specific design scheme of the invention is as follows: (1) The auxiliary material pushing plate is an auxiliary material pushing plate which is lack of a left lower corner and a right lower corner, the length of the lower side of the auxiliary material pushing plate is smaller than the diameter of the material pushing piston, and the upper side of the auxiliary material pushing plate is provided with a material pushing plate raised edge; (2) The pushing material anti-falling plate is a right-angled triangle pushing material anti-falling plate, the length of the pushing material anti-falling plate is smaller than that of the auxiliary pushing material plate, and a pushing material plate rotating shaft hole is formed below the pushing material anti-falling plate; (3) The two lugs of the pushing plate are rectangular, and a rotating shaft hole of the pushing plate is arranged in the middle of the pushing plate; (4) The diameter of the pushing plate rotating shaft is smaller than that of the pushing plate rotating shaft holes of the two lugs of the pushing plate, one end of the pushing plate rotating shaft is provided with a stop ring, and the other end of the pushing plate rotating shaft is provided with an open pin hole.
The connection relation of the main parts of the invention is as follows: for convenience of explanation, a material pushing piston closely related to the auxiliary material pushing device is additionally arranged; (1) assembling an auxiliary pushing device: the pushing and falling prevention plate is welded at the back of the auxiliary pushing plate in the middle and can prevent the pushing plate from falling backwards to form a backward falling prevention pushing plate; the rotating shaft of the material pushing plate is arranged on a material pushing and falling preventing plate of the backward tilting preventing material pushing plate to form a material pushing plate with a shaft; the two lugs of the material pushing plate are arranged on a material pushing plate rotating shaft of the material pushing plate with the shaft to form an auxiliary material pushing device, and the gravity center of the auxiliary material pushing plate is deviated forwards so that the auxiliary material pushing plate can fall down automatically in a normal state; (2) assembling the auxiliary material pushing device: the double lugs of a material pushing plate of the auxiliary material pushing device are welded at the front end of the material pushing piston, and the whole body can move back and forth along with the material pushing piston; (3) the related dynamic relation of the auxiliary pushing device: when the pushing piston pushes materials, the reaction force of the materials enables the warped-head pushing plate to automatically erect (the warped-head pushing plate is automatically erected due to the fact that the warped head of the pushing plate is stressed, the moving range of the pushing anti-falling plate is limited by the pushing piston), and the pushing area of the pushing piston is effectively increased; when the pushing piston returns, the auxiliary pushing plate automatically returns to the normal horizontal state (the gravity center is deviated from the front and automatically falls), and the efficient pushing is performed in a reciprocating circulation mode.
The invention also provides a pneumatic double-tube type dry material pushing mechanism, namely the pneumatic double-tube type dry material pushing mechanism of the large-scale closed filter cake dryer, and the automatic lifting type auxiliary pushing device provided by the invention is used; the dry material pushing mechanism mainly comprises a high-pipe type material pushing device, a high material pushing cylinder device, an auxiliary material pushing device, a low-pipe type material discharging device, a low material discharging cylinder device, a material storing and guiding hopper and a guiding hopper support; the device is used for transferring dry materials in the closed compartment of the dryer to outward transportation equipment outside the closed compartment.
The automatic lifting type auxiliary pushing device and the pneumatic double-tube type dry material pushing mechanism provided by the invention have the remarkable advantages of simple and compact structure, no power, automatic lifting of the warped head under stress, automatic falling of the front gravity center, movement along with the pushing piston, auxiliary high-efficiency pushing, no material retention and reliable performance; the automatic lifting type auxiliary pushing device is additionally arranged on the basis of the existing pneumatic double-tube closed type dry material pushing mechanism, so that the pushing area of the pushing piston is effectively increased, the pushing capacity and the production efficiency of the dry material pushing mechanism are improved, and the requirement of a large-scale closed type filter cake dryer user for efficiently pushing out a large amount of dry materials is met; the product is upgraded and updated, and the energy is expanded and the effect is increased.
Drawings
Fig. 1 is a schematic perspective view of the automatic lift-off type auxiliary pushing device of the present invention.
Fig. 2 is a schematic perspective view of an auxiliary pusher plate of the automatic lift-off type auxiliary pusher.
FIG. 3 is a schematic view of a material-pushing anti-fall plate of the automatic pull-up and pull-down type auxiliary material-pushing device of the present invention.
Fig. 4 is a schematic perspective view of the automatic lift-type auxiliary pushing device of the present invention assembled with a corresponding pneumatic double-tube type dry material pushing mechanism (in a state where the auxiliary pushing plate is erected for pushing).
Fig. 5 is a schematic perspective view of the assembly of the automatic lifting-falling type auxiliary pushing device and a corresponding pneumatic double-tube type dry material pushing mechanism (the auxiliary pushing plate falls back and returns).
Fig. 6 is a front view schematically showing the assembly of the pneumatic double-tube type dry material pushing mechanism (including a double-cylinder device) according to the present invention.
Fig. 7 is a schematic top view of the pneumatic double-tube type dry material pushing mechanism assembly (including the double-cylinder device) according to the present invention.
Reference numerals: 1-auxiliary material pushing plate (i.e. head raising material pushing plate), 2-material pushing anti-falling plate (i.e. plate for preventing material pushing plate from falling backwards), 3-two lugs of material pushing plate, 4-rotating shaft of material pushing plate, 5-edge raising of material pushing plate (i.e. head raising of material pushing plate), 6-automatic lifting type auxiliary material pushing device (auxiliary material pushing device or the invention for short), 7-high material pushing pipe (i.e. high position material pushing transfer pipe), 8-material pushing piston, 9-high material pushing cylinder device, 10-low material discharging pipe (i.e. low position material discharging pipe), 11-material discharging piston, 12-low material discharging cylinder device and 13-material storing and guiding hopper; 14-dry material pushing mechanism (namely pneumatic double-pipe type dry material pushing mechanism).
The push plate with the shaft comprises 1-an auxiliary push plate, 2-a push anti-falling plate and 4-a push plate rotating shaft.
Detailed Description
The technical solutions of the embodiments of the present invention will be described below with reference to the accompanying drawings in the embodiments of the automatic lifting auxiliary pusher and pneumatic double-tube type dry material pushing mechanism of the present invention, and the described embodiments are only a part of the preferred embodiments of the present invention, but not all of the preferred embodiments. All other embodiments, such as an auxiliary material pushing device with the same auxiliary material pushing manner and a similar structure, which are not inventive by those skilled in the art based on the embodiments of the present invention, belong to the protection scope of the present invention.
Example 1
An automatic lifting auxiliary pushing device 6 (for short: auxiliary pushing device) has the key points of the innovative general implementation scheme that: on the basis of a pneumatic double-tube enclosed type dry material pushing-out mechanism of the existing large-scale enclosed type filter cake dryer, an automatic lifting type auxiliary pushing device 6 is additionally arranged, and comprises an auxiliary pushing plate 1 (a raised pushing plate), a pushing anti-falling plate 2 (a pushing plate anti-falling plate), two pushing plate lugs 3 and a pushing plate rotating shaft 4; the material pushing and falling prevention plate 2 is welded at the back of the auxiliary material pushing plate 1 in the middle, and can prevent the auxiliary material pushing plate 1 from falling backwards to form a backward falling prevention material pushing plate; the material pushing plate rotating shaft 4 is arranged on the material pushing anti-falling plate 2 of the backward tilting prevention material pushing plate to form a material pushing plate with a shaft; the two lugs 3 of the pushing plate are arranged on the pushing plate with the shaft to form an auxiliary pushing device, and the center of gravity of the auxiliary pushing plate 1 deviates forward, so that the auxiliary pushing plate can fall down automatically in a normal state; a pushing plate double lug 3 of the auxiliary pushing device is welded at the front end of a pushing piston 8 and can move back and forth along with the pushing piston 8; when the pushing piston 8 pushes materials, the warped-head pushing plate 1 is automatically erected by the reaction force of the materials (the warped-head 5 of the pushing plate is stressed to automatically erect the warped-head pushing plate 1, the moving range of the pushing anti-falling plate 2 is limited by the pushing piston 8), and the pushing area of the pushing piston 8 is effectively increased; when the pushing piston 8 returns, the auxiliary pushing plate 1 automatically returns to fall to a normal horizontal state, and high-efficiency pushing is performed in a reciprocating circulation manner; specific embodiments are described in detail below.
The auxiliary pushing plate 1 is the auxiliary pushing plate 1 lacking the left and right lower corners, the length of the lower side of the auxiliary pushing plate 1 is smaller than the diameter of the pushing piston 8, and the upper side of the auxiliary pushing plate 1 is provided with a pushing plate warping edge 5; the material pushing and falling prevention plate 2 is welded at the back of the auxiliary material pushing plate 1 in the middle, and can prevent the auxiliary material pushing plate 1 from falling backwards to form a backward falling prevention material pushing plate; the pushing area of the pushing piston 8 is increased, so that the pushing capacity and the production efficiency of the dry material pushing mechanism 14 are improved.
The pushing material falling prevention plate 2 is a right-angled triangle pushing material falling prevention plate 2, the length of the pushing material falling prevention plate is smaller than that of the auxiliary pushing material plate 1, and a pushing material plate rotating shaft hole is formed in the lower surface of the pushing material falling prevention plate; the pushing and falling prevention plate 2 is welded behind the auxiliary pushing plate 1 in the middle, and can prevent the auxiliary pushing plate 1 from falling backwards, namely the pushing piston 8 limits the moving range of the pushing and falling prevention plate 2 to prevent the pushing and falling prevention plate 2 from falling backwards; when the auxiliary pushing plate 1 is used for pushing materials, the auxiliary pushing plate 1 is automatically erected without tilting backwards due to the reaction force of the materials, and the auxiliary pushing plate 1 is kept in an erected pushing state.
The two lugs 3 of the material pushing plate are rectangular two lugs 3 of the material pushing plate, and a material pushing plate rotating shaft hole is formed in the middle of each material pushing plate; the two push plate lugs 3 are arranged on a push plate rotating shaft 4 of the push plate with the shaft and used for movably supporting the push plate with the shaft.
The diameter of the pushing plate rotating shaft 4 is smaller than that of the pushing plate rotating shaft hole of the pushing plate double lugs 3, one end of the pushing plate rotating shaft 4 is provided with a stop ring, and the other end of the pushing plate rotating shaft is provided with an open pin hole; the material pushing plate rotating shaft 4 is arranged on the material pushing anti-falling plate 2 of the backward tilting prevention material pushing plate to form a material pushing plate with a shaft; the device is used for automatically recovering the auxiliary material pushing plate 1 to fall to a horizontal normal state when the auxiliary material pushing plate returns, and the phenomenon that the return stroke of the auxiliary material pushing plate 1 is blocked is avoided.
Final assembly of the auxiliary pushing device 6: the double lugs 3 of the pushing plate of the auxiliary pushing device 6 are welded at the front end of the pushing piston 8 and can move back and forth along with the pushing piston 8; when the pushing piston 8 pushes materials, the reaction force of the materials enables the warped-head pushing plate 1 to automatically erect (the warped-head 5 of the pushing plate is stressed to enable the warped-head pushing plate 1 to automatically erect, and the pushing piston 8 limits the moving range of the pushing anti-falling plate 2); when the pushing piston 8 returns, the auxiliary pushing plate 1 automatically returns to the normal horizontal state (the gravity center is deviated from the front and automatically falls), and the efficient pushing is performed in a reciprocating circulation manner.
The automatic lifting type auxiliary pushing device 6 provided by the invention has the advantages of simple and compact structure, no power, automatic lifting under the stress of a nose, automatic falling of a gravity center at a forward position, movement along with the pushing piston 8, auxiliary efficient pushing, no material retention and reliable performance; the double lugs 3 of the pushing plate of the auxiliary pushing device 6 are welded at the front end of the pushing piston 8 and can move back and forth along with the pushing piston 8; the pushing area of the pushing piston 8 is effectively increased, and the technical problems that the pushing capacity of a high-pipe pushing device of the pneumatic double-pipe enclosed dry material pushing mechanism is insufficient, the overall pushing efficiency of the dry material is influenced, the material in the material storage and guide hopper 13 is easily accumulated, and the requirement of a large amount of dry materials for pushing by a large-scale enclosed filter cake dryer user with high efficiency cannot be met are solved; the material pushing capacity and the production efficiency of the dry material pushing mechanism 14 are improved, the product is upgraded and updated, and the energy expansion and the efficiency increase are realized.
Example 2
A pneumatic double-tube type dry material pushing mechanism 14 (a dry material pushing mechanism for short), namely the pneumatic double-tube type dry material pushing mechanism 14 of a large-scale closed filter cake dryer, uses an automatic lifting type auxiliary pushing device 6 (an auxiliary pushing device for short) provided by the invention; the dry material pushing mechanism 14 mainly comprises a high-pipe type material pushing device, a high material pushing cylinder device 9, an auxiliary material pushing device 6, a low-pipe type material discharging device, a low material discharging cylinder device 12, a material storing and guiding hopper 13 and a guiding hopper support; the dry material conveying device is used for conveying dry materials in a closed compartment of the dryer to an outward transportation device outside the closed compartment.
The high-tube pushing device comprises a high-pushing-tube device and a pushing piston device; (1) The high material pushing pipe device comprises a high material pushing pipe 7 and a material conveying pipe flange; (2) The arranged material pushing piston device, namely a tubular material pushing piston device, comprises a material pushing piston 8, a piston pipe flange I and a piston pipe flange II (namely a connecting piston rod flange); (3) assembling the high-pipe pushing device: a pushing piston 8 of the pushing piston device is arranged at the right end in a high pushing pipe 7 of the high pushing pipe device to form a high-pipe pushing device, and the pushing piston 8 can axially move in the high pushing pipe 7 with the stroke of 500mm; the double-pipe conveying structure is used for assisting the low-pipe type discharging device to push materials into the low discharging pipe 10, so that the stroke of the air cylinder is minimized due to the ground (drying box) condition, and the conveying efficiency is improved.
The high material pushing cylinder device 9 comprises a high material pushing cylinder and a cylinder fastening device; (1) The arranged high-material pushing cylinder is an MDBB 125-500Z-shaped cylinder; (2) The arranged cylinder fastening device comprises a cylinder head flange, a fastening screw and a cylinder tail flange; and (3) assembling a high material pushing cylinder device 9: the high material pushing cylinder is arranged in the cylinder fastening device and fastened to form a high material pushing cylinder device 9 which can push the material pushing piston 8 to move 500mm; for driving the pushing piston 8 to push dry material into the low discharge pipe 10.
The auxiliary pushing device 6 comprises an auxiliary pushing plate 1, a pushing anti-falling plate 2 (namely, a pushing anti-falling plate for preventing the pushing plate from falling backwards), two pushing plate lugs 3 and a pushing plate rotating shaft 4; the auxiliary material pushing plate 1 is provided with a material pushing plate raising edge for automatically raising the raising material pushing plate 1 under stress; the double lugs 3 of the pushing plate of the auxiliary pushing device 6 are welded at the front end of the pushing piston 8 and can move back and forth along with the pushing piston 8; the pushing area of the pushing piston 8 is increased, and the pushing capacity and the production efficiency of the dry material pushing mechanism 14 are improved.
The low pipe type discharging device comprises a low discharging pipe device and a discharging piston device; (1) The arranged low discharging pipe device comprises a low discharging pipe 10 and a feeding pipe flange; (2) The arranged discharging piston device, namely a tubular discharging piston device, comprises a discharging piston 11, a piston pipe flange I and a piston pipe flange II (namely a connecting piston rod flange); (3) assembling a low-pipe type discharging device: a discharging piston 11 of the discharging piston device is arranged at the inner right end of a low discharging pipe 10 of the low discharging pipe device to form a low pipe type discharging device, the discharging piston 11 can axially move in the low discharging pipe 10, and the stroke is 300mm; used for pushing (transferring) the dry materials in the closed compartment body to the outward transportation equipment outside the closed compartment body in a closed manner.
The low material pushing cylinder device 12 comprises a low material pushing cylinder and a cylinder fastening device; (1) The arranged low-material pushing cylinder is an MDBB 125-300Z-shaped cylinder; (2) The arranged cylinder fastening device comprises a cylinder head flange, a fastening screw and a cylinder tail flange; (3) assembling the low material pushing cylinder device 12: the low material pushing cylinder is arranged in the cylinder fastening device and fastened to form a low material pushing cylinder device 12 which can push the discharging piston 11 to move 300mm; used for driving the discharging piston 11 to push the dry materials out of the closed compartment body in a closed manner.
Final assembly of the dry material pushing mechanism 14: (1) installing a material guide hopper: three pairs of guide hopper brackets are alternately and fixedly arranged below the discharging end of the lower layer cake conveying mesh belt of the closed box body, and the storage guide hoppers 13 are arranged on the three pairs of guide hopper brackets; (2) installation of the double material pipe device: a high material pushing pipe 7 of the high material pushing device is welded on the left lower surface of a material storage material guide hopper 13, a low material discharging pipe 10 of the low material discharging device is welded on the right lower surface of the material storage material guide hopper 13 lower than the high material pushing pipe 7, a high long material inlet of the high material pushing pipe 7 and a low short material inlet of the low material discharging pipe 10 correspond to and are welded with high and low double blanking ports of the material storage material guide hopper 13, and a material discharging port end of the low material discharging pipe 10 extends out of the closed box body; the high material pushing pipe 7 and the low material discharging pipe 10 are connected in a welding mode through a material sliding plate; (3) installation of the double-cylinder device: a cylinder fastening device of the high material pushing cylinder device 9 is butted with a high material pushing pipe device of the high pipe type material pushing device, and the left end of a fastening screw rod is fixedly arranged on a material conveying pipe flange; a cylinder fastening device of the low material pushing cylinder device 12 is butted with a discharging piston device of the low tube type discharging device, and the left end of a fastening screw rod is fixedly arranged on a flange of a material conveying pipe; (4) installation of the auxiliary material pushing device 6: the pushing plate double ears 3 of the auxiliary pushing device 6 are welded at the front end of the pushing piston 8 and can move back and forth along with the pushing piston 8.
The related working process of the auxiliary material pushing device 6 comprises the following steps: when the pushing piston 8 pushes materials, the reaction force of the materials enables the warped-head pushing plate 1 to automatically erect (the warped-head pushing plate 1 is automatically erected by the force of the pushing plate warped head 5, and the moving range of the pushing anti-falling plate 2 is limited by the pushing piston 8), so that the pushing area of the pushing piston 8 is effectively increased; when the pushing piston 8 returns, the auxiliary pushing plate 1 automatically returns to the normal horizontal state (automatically falls when the gravity center is deviated forward), and efficient pushing is performed in a reciprocating circulation mode.
The pneumatic double-tube type dry material pushing mechanism 14 provided by the invention has the beneficial effects that: on the basis of the existing pneumatic double-tube closed dry material pushing mechanism, the automatic lifting type auxiliary pushing device 6 is additionally arranged, so that the pushing area of the pushing piston 8 is effectively increased, the pushing capacity and the production efficiency of the dry material pushing mechanism 14 are improved, the raising heads 5 of the pushing plates are automatically raised under stress, the gravity centers of the pushing plates are automatically fallen forwards, the automation level is improved, and the requirement of a large-scale closed filter cake dryer user for efficiently pushing out a large amount of dry materials is met; the product is upgraded and updated, and the energy is expanded and the effect is increased.
Claims (2)
1. An automatic lifting auxiliary material pushing device, called auxiliary material pushing device for short, comprises an auxiliary material pushing plate, a material pushing anti-falling plate, two lugs of the material pushing plate and a material pushing plate rotating shaft; the method is characterized in that: the auxiliary pushing plate is an auxiliary pushing plate lacking left and right lower corners, the length of the lower edge of the auxiliary pushing plate is smaller than the diameter of the pushing piston, and the upper edge of the auxiliary pushing plate is provided with a pushing plate raising edge; the pushing material anti-falling plate is a right-angled triangle pushing material anti-falling plate, the length of the pushing material anti-falling plate is smaller than that of the auxiliary pushing material plate, and a pushing material plate rotating shaft hole is formed below the pushing material anti-falling plate; the two lugs of the material pushing plate are rectangular, and a material pushing plate rotating shaft hole is formed in the middle of the rectangular material pushing plate; the diameter of the material pushing plate rotating shaft is smaller than that of the material pushing plate rotating shaft holes of the two lugs of the material pushing plate, one end of the material pushing plate rotating shaft is provided with a stop ring, and the other end of the material pushing plate rotating shaft is provided with an open pin hole; the interconnection relationship is: the pushing and falling prevention plate is welded at the back of the auxiliary pushing plate in the middle and can prevent the pushing plate from falling backwards to form a backward falling prevention pushing plate; the pushing plate rotating shaft is arranged on a pushing anti-falling plate of the backward tilting prevention pushing plate to form a pushing plate with a shaft; the two lugs of the material pushing plate are arranged on a material pushing plate rotating shaft of the material pushing plate with the shaft to form an auxiliary material pushing device, and the gravity center of the auxiliary material pushing plate is deviated forwards so that the auxiliary material pushing plate can fall down automatically in a normal state; the double lugs of a material pushing plate of the auxiliary material pushing device are welded at the front end of the material pushing piston and can move back and forth along with the material pushing piston; when the pushing piston pushes the materials, the raising head of the pushing plate is stressed to enable the auxiliary pushing plate to automatically rise; when the pushing piston returns, the auxiliary pushing plate can automatically return to the normal horizontal state, and the auxiliary pushing is circularly carried out.
2. A pneumatic double-tube type dry material pushing mechanism, namely a pneumatic double-tube type dry material pushing mechanism of a large-scale closed filter cake dryer, mainly comprises a high-tube type material pushing device, a high-material pushing cylinder device, an auxiliary material pushing device, a low-tube type material discharging device, a low-material discharging cylinder device, a material storing and guiding hopper and a guiding hopper support; the high-tube type material pushing device comprises a high-push material tube and a material pushing piston; the low pipe type discharging device comprises a low discharging pipe and a discharging piston; the method is characterized in that: the auxiliary pushing device is the automatic lifting type auxiliary pushing device as claimed in claim 1, a pushing plate of the auxiliary pushing device is welded to the front end of a pushing piston in a double-lug mode, and the whole pushing device can move back and forth along with the pushing piston; the pneumatic double-pipe type dry material pushing mechanism can transfer dry materials in a closed compartment of the dryer to outward transport equipment outside the closed compartment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210927134.2A CN115289829A (en) | 2022-08-03 | 2022-08-03 | Automatic lifting auxiliary pushing device and pneumatic double-tube type dry material pushing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210927134.2A CN115289829A (en) | 2022-08-03 | 2022-08-03 | Automatic lifting auxiliary pushing device and pneumatic double-tube type dry material pushing mechanism |
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| CN115289829A true CN115289829A (en) | 2022-11-04 |
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| CN202210927134.2A Pending CN115289829A (en) | 2022-08-03 | 2022-08-03 | Automatic lifting auxiliary pushing device and pneumatic double-tube type dry material pushing mechanism |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103879727A (en) * | 2014-04-14 | 2014-06-25 | 江苏安盛科技有限公司 | Ontrack green brick vehicle continuous propulsion device |
| CN105059840A (en) * | 2015-07-30 | 2015-11-18 | 中国重型机械研究院股份公司 | Self-adaptive pushing plate device capable of improving reciprocating feeding efficiency |
| CN213864295U (en) * | 2020-11-15 | 2021-08-03 | 武汉市鑫江铭自动化科技有限公司 | Continuous pushing device for aluminum product processing |
| CN114739157A (en) * | 2022-04-12 | 2022-07-12 | 景津装备股份有限公司 | Pneumatic pushing double-tube closed type dry material output mechanism and closed type filter cake drying machine |
-
2022
- 2022-08-03 CN CN202210927134.2A patent/CN115289829A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103879727A (en) * | 2014-04-14 | 2014-06-25 | 江苏安盛科技有限公司 | Ontrack green brick vehicle continuous propulsion device |
| CN105059840A (en) * | 2015-07-30 | 2015-11-18 | 中国重型机械研究院股份公司 | Self-adaptive pushing plate device capable of improving reciprocating feeding efficiency |
| CN213864295U (en) * | 2020-11-15 | 2021-08-03 | 武汉市鑫江铭自动化科技有限公司 | Continuous pushing device for aluminum product processing |
| CN114739157A (en) * | 2022-04-12 | 2022-07-12 | 景津装备股份有限公司 | Pneumatic pushing double-tube closed type dry material output mechanism and closed type filter cake drying machine |
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