CN114700347A - Municipal construction waste environment-friendly recovery device and method - Google Patents
Municipal construction waste environment-friendly recovery device and method Download PDFInfo
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- CN114700347A CN114700347A CN202210280068.4A CN202210280068A CN114700347A CN 114700347 A CN114700347 A CN 114700347A CN 202210280068 A CN202210280068 A CN 202210280068A CN 114700347 A CN114700347 A CN 114700347A
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- construction waste
- municipal construction
- crushing
- stirring
- feed hopper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/58—Construction or demolition [C&D] waste
Abstract
The invention relates to the field of municipal construction, and particularly discloses an environment-friendly municipal construction waste recycling device and method. Municipal construction waste material environmental protection recovery unit includes feed hopper and the crushing room that communicates with feed hopper, the one end that crushing room is close to feed hopper is equipped with a plurality of crushing rollers, the discharge gate has still been opened to the one end that crushing room kept away from feed hopper, it has the clamp plate to articulate on feed hopper's the lateral wall, still be provided with on feed hopper's the lateral wall and drive the clamp plate towards crushing room pivoted driving piece, still be provided with the flexible piece that connection clamp plate kept away from pin joint one end and feed hopper inside wall on the clamp plate, when the clamp plate rotated to extreme position, the flexible piece was in the state of straining, and the flexible piece covers the space between clamp plate and the feed hopper inside wall. The municipal construction environment-friendly recovery device has the advantage of high crushing efficiency.
Description
Technical Field
The invention relates to the field of municipal construction, in particular to an environment-friendly municipal construction waste recycling device and method.
Background
The municipal construction waste generally refers to muck, waste concrete, waste bricks and stones and other wastes generated by people in the production activities of the construction industry such as demolition, construction, decoration, repair and the like, and mainly comprises muck, concrete blocks, broken stones, broken bricks and tiles, waste mortar, slurry, asphalt blocks and the like. Municipal construction waste is not real garbage, but 'gold' of the place is misplaced, and after being sorted, rejected or crushed, the municipal construction waste can be mostly reused as renewable resources.
The waste materials of brick, stone, concrete, etc. are generally used for building mortar and plastering mortar after being crushed, or for manufacturing building material products of paving brick, lattice brick, etc. Therefore, the recovery unit of present municipal construction waste material all generally is including feed hopper, crushing room and the discharge gate with feed hopper intercommunication, and the one end that crushing room is close to feed hopper still is provided with crushing roller. Municipal construction waste material passes through feed hopper and gets into crushing indoor, smashes the back through crushing roller, through the discharge gate ejection of compact, can reuse the waste material after smashing.
However, because municipal construction waste material generally all the shape is different, the size is different, when entering into to the crushing roller, probably can be because the size of waste material is too big, can't get into in the clearance between the crushing roller to lead to municipal construction waste material to be blocked on the crushing roller, make crushing efficiency reduce. Thus, there is still room for improvement.
Disclosure of Invention
In order to improve the crushing efficiency of the municipal construction waste environment-friendly recovery device, the application provides the municipal construction waste environment-friendly recovery device and the method thereof.
First aspect, the application provides a municipal construction waste material environmental protection recovery unit, adopts following technical scheme:
the utility model provides a municipal construction waste material environmental protection recovery unit, includes feed hopper and the crushing room that communicates with feed hopper, the one end that is close to feed hopper of crushing room is equipped with a plurality of crushing rollers, the discharge gate has still been opened to the one end that feed hopper was kept away from to crushing room, it has the clamp plate to articulate on feed hopper's the lateral wall, still be provided with on feed hopper's the lateral wall and drive the clamp plate and smash room pivoted driving piece towards, still be provided with the flexible piece that joint plate kept away from pin joint one end and feed hopper inside wall on the clamp plate, work as when the clamp plate rotates to extreme position, the flexible piece is in the state of straining, just the flexible piece covers the space between clamp plate and the feed hopper inside wall.
After municipal construction waste enters the feeding funnel, the pressing plate is driven by the driving piece to rotate towards the crushing chamber, so that certain pressure is applied to the municipal construction waste in the feeding funnel, the municipal construction waste with larger size in the feeding funnel can be more easily pressed into a gap between adjacent crushing rollers for crushing, the situation that the municipal construction waste is always above the crushing rollers and is difficult to enter the crushing chamber due to the fact that the municipal construction waste is too large in size is reduced, the crushing effect is favorably improved, the recovery efficiency of the municipal construction waste is favorably improved, resources are favorably saved, and the environment is favorably protected; after municipal construction waste material is smashed and is accomplished, rotate towards the direction of keeping away from crushing room through driving piece drive clamp plate for the clamp plate resumes the normal position, thereby makes the clamp plate be difficult to influence the feeding of subsequent municipal construction waste material.
In addition, the pressing plate drives the flexible part to stretch and cover the space between the pressing plate and the inner wall of the feeding funnel while rotating, and the flexible part is in a tight state, so that municipal construction waste materials are not easy to fall in the space between the pressing plate and the inner wall of the feeding funnel in the rotating process of the pressing plate, and the pressing plate can better restore to the original state after being extruded; simultaneously, the flexible piece still has certain cushion effect to the municipal construction waste material that drops, is favorable to buffering municipal construction waste material to feed hopper's impact force, still is favorable to protecting the clamp plate better for the municipal construction waste material of feeding is difficult to cause the damage to the clamp plate.
Preferably, the inner wall of the feeding hopper is provided with a stirring piece for stirring the waste materials at a position close to the crushing roller.
After the municipal construction waste material in clamp plate extrusion feed hopper, municipal construction waste material in the feed hopper is probably because receiving the extrusion force and arrange too densely, perhaps lead to blocking between the municipal construction waste material even, be difficult to the reciprocal activity, stir near the municipal construction waste material of smashing the roller through stirring, make more not hard up between the municipal construction waste material, leave bigger activity space, thereby be favorable to the municipal construction waste material to pass through crushing roller more easily, and then be favorable to improving crushing efficiency better, make kibbling effect better faster, be favorable to improving the recovery efficiency of municipal construction waste material better, be favorable to saving resources better, the environmental protection.
Preferably, the stirring member includes a rotating roller rotatably connected to an inner wall of the hopper and a stirring blade provided on the rotating roller, the inner wall of the hopper is recessed with a groove for the rotating roller and the stirring blade to rotate, and when the rotating roller rotates to an opening of the stirring blade facing the groove, a part of the stirring blade extends out of the groove.
Rotate through the live-rollers and drive and stir leaf synchronous revolution, can stir near the municipal construction waste material of crushing roller, simple structure, easy operation is convenient, is favorable to practicing thrift the cost.
Preferably, the rotating roller rotates bidirectionally.
When the municipal construction waste placed on the crushing roller is too large in size and is difficult to pass through the crushing roller, the rotating roller is driven to drive the stirring blades to rotate from the direction close to the feeding hole to the direction close to the crushing chamber, so that the stirring blades have certain extrusion force on the municipal construction waste in the feeding hopper, the municipal construction waste in the feeding hopper is extruded into the crushing chamber more easily, and the crushing efficiency is improved better; when arranging municipal construction waste material on crushing roller in owing to pile up too densely, municipal construction waste material is died by the card and is difficult to the activity and when passing through crushing roller, drive through the reverse drive live-rollers and stir the leaf and rotate towards the feed inlet by crushing roller, make to stir the leaf and have certain orientation to the municipal construction waste material in the feed hopper and keep away from the thrust of crushing roller, be favorable to not hard up the municipal construction waste material of piling up together, make the mobile space of municipal construction waste material bigger, thereby be favorable to reducing the municipal construction waste material in the feed hopper because of the not enough card dead condition of activity space.
To sum up can, control the rotation direction of live-rollers according to the actual conditions of difference for municipal construction waste material in the feed hopper can both smash in can both getting into crushing chamber through crushing roller better no matter under being in under what kind of circumstances, is favorable to improving better crushing efficiency, makes the crushing effect of municipal construction waste material better sooner, thereby is favorable to improving the recovery efficiency of municipal construction waste material better, is favorable to practicing thrift resources, environmental protection better.
Preferably, the agitating blades have an arc shape.
Be the setting of arcuation through stirring the leaf, be favorable to increasing better stirring the leaf extrusion force and the motive force of municipal construction waste material in to feed hopper, thereby be favorable to better extruding or not hard up the municipal construction waste material in the feed hopper, make the municipal construction waste material in the feed hopper more easily through smashing the roller and accomplish crushing, be favorable to improving better crushing efficiency, make crushing effect better faster, thereby be favorable to improving the recovery efficiency of municipal construction waste material better, be favorable to saving resources better, the environmental protection.
Preferably, the stirring blades are rotatably connected to the rotating roller, the rotating roller is further provided with a limiting member for limiting the rotation of the stirring blades, and when the stirring blades rotate to a limit position towards the rotating roller, the stirring blades are completely positioned in the grooves; when the rotating roller rotates to one side of the stirring blades facing the opening of the groove and the stirring blades rotate to the limit position in the direction away from the rotating roller, the stirring blades partially extend out of the groove, and the limiting piece limits the stirring blades to continue to rotate in the direction away from the rotating roller; the rotating roller is also provided with an elastic part for driving the stirring blades to rotate, and when the stirring blades rotate to the limit position of the continuous rotation limited by the limiting part in the direction away from the rotating roller, the elastic part is in a natural state.
The stirring blades are rotationally connected to the rotating roller, so that the stirring blades can be retracted into the grooves through rotation when the municipal construction waste is stirred and the stirring blades are blocked by the municipal construction waste, and the situation that the stirring blades are broken due to overlarge resistance of the municipal construction waste to the stirring blades is favorably reduced; meanwhile, the arrangement of the elastic part is beneficial to keeping the stirring blades away from the rotating roller all the time so as to better stir municipal construction waste in the feeding hopper; in addition, through the setting of restriction piece for when the live-rollers drove the stirring leaf and rotate from smashing the room towards the feed inlet, the stirring leaf can not continue to take place to rotate under the effect of restriction piece, thereby makes the effect of stirring the not hard up municipal construction waste material of leaf be difficult to receive the influence that the stirring leaf rotated more.
In conclusion, when the rotating roller drives the stirring blades to rotate from the direction close to the feeding hole to the direction of the crushing chamber, the stirring blades are driven by the elastic part, so that the stirring blades have a compaction effect on municipal construction waste in the feeding hopper in the rotating process, and when the municipal construction waste in the feeding hopper is compacted, the stirring blades easily have overlarge blocking force on the stirring blades due to the municipal construction waste in the continuous rotating process, the elastic part can elastically deform under the blocking force of the municipal construction waste, so that the stirring blades rotate and retract into the grooves, and the stirring blades are not easily broken due to the overlarge blocking force of the municipal construction waste in the rotating process; when the stirring blades pass through municipal construction waste, the stirring blades can be driven by the elastic part to recover to the limiting position again, so that the stirring blades are always kept at the open position when not subjected to excessive resistance, and the municipal construction waste in the feeding hopper is stirred better; stirring leaf antiport when the live-rollers drives, when stirring the leaf and rotating from the direction of being close to crushing room towards the direction of feed inlet promptly, it has the effect of stirring and becoming flexible to the municipal construction waste material in the feed hopper to stir the leaf in the rotation process, and because municipal construction waste material top leaves sufficient activity space, municipal construction waste material has certain activity space all the time, it rotates towards the direction of crushing room to stir the leaf through the restriction piece restriction, make to stir the leaf be difficult to lead to stirring the leaf and take place to rotate because municipal construction waste material's pressure is too big, thereby lead to appearing unable municipal construction waste material to the feed hopper and produce and stir and the not hard up condition, be favorable to guaranteeing better stirring the not hard up effect to municipal construction waste material of leaf. Thereby make the compaction effect and the not hard up effect of stirring the leaf all difficult influences that receive the municipal construction waste material in the feed hopper, be favorable to stirring the leaf and realize compaction and not hard up effect more high-efficiently, and then be favorable to improving better and smash efficiency, make crushing effect faster better, be favorable to improving better the recovery efficiency of municipal construction waste material, be favorable to practicing thrift resources, environmental protection better.
Preferably, the restricting member includes a rotating disk rotating coaxially with the agitating blade and a pawl fixed to the rotating roller, the rotating disk having a protruding ratchet engaged with the pawl, and when the agitating blade rotates to a limit position in a direction away from the rotating roller, the ratchet is engaged with the pawl and restricts the agitating blade from continuing to rotate in the direction away from the rotating roller.
The rotation limiting part for limiting the stirring blades is formed by matching the ratchet and the pawl, so that the structure is simple, and the production cost is reduced.
Preferably, still fixedly connected with pivot on the stirring leaf, the pivot rotates and connects on the live-rollers, just the carousel can be dismantled and connect in the pivot.
Can dismantle through the carousel and connect in the pivot for the position of ratchet is adjustable, thereby makes the open angle accessible of stirring the leaf adjust the position of ratchet, and then makes the stirring leaf adapt to the municipal construction waste material of different size of a dimension better, is favorable to improving better and stirs efficiency, makes the municipal construction waste material in the feed hopper more easily through crushing roller and accomplish crushing.
Preferably, the rotating shaft penetrates through the circle center of the rotating disc, an external thread is arranged on the part of the rotating shaft connected with the rotating disc, two nuts are connected to the rotating shaft in a threaded mode, and the two nuts are located on two sides of the rotating disc respectively.
The positions of the two nuts are adjusted to enable the two nuts to clamp the turntable, so that the position of the turntable can be fixed, and the opening angle of the stirring blade is fixed; make two nuts and carousel separation through adjusting two nuts, can make the carousel free rotation to make the position of ratchet can freely adjust, and then be favorable to adjusting the angle that opens of stirring the leaf better, make the angle that opens of stirring the leaf more be suitable for the stirring of the municipal construction waste material of various not unidimensional sizes, make the stirring efficiency of stirring the leaf higher.
In a second aspect, the application provides a method for a municipal construction waste environment-friendly recovery device, which adopts the following technical scheme:
a method for recycling municipal construction waste into an environment-friendly device comprises the following steps:
When the municipal construction waste in the feeding hopper is too large to pass through the crushing roller and enter the crushing chamber, the municipal construction waste in the feeding hopper is extruded by the pressing plate, so that the municipal construction waste in the feeding hopper can more easily pass through the crushing roller under the pressure of the pressing plate and can be crushed; when municipal construction waste in the feeding funnel is pressed too much, the municipal construction waste is stacked too densely and is blocked, the stirring blade is driven by the driving rotating roller to rotate from the direction close to the crushing chamber to the direction close to the feeding port, so that the municipal construction waste in the feeding funnel is loosened, and the municipal construction waste in the feeding funnel can better pass through the crushing roller and enter the crushing chamber to complete crushing; when the pressure of clamp plate is too high, be difficult to when being close to the municipal construction waste material effect of smashing the roller, rotate through the back drive live-rollers, make the live-rollers drive the direction that stirs the leaf and rotate towards the direction of smashing the room from the direction that is close to the feed inlet, the compaction is close to the municipal construction waste material near smashing the roller, make the municipal construction waste material in the feed hopper more easily through smashing the roller and get into to accomplish in smashing the room and smash, thereby be favorable to improving the crushing effect of municipal construction waste material better, make the crushing effect of municipal construction waste material better faster better, be favorable to improving the recovery efficiency of municipal construction waste material better, be favorable to saving resources better, the environmental protection.
In summary, the present application has the following beneficial effects:
1. municipal construction waste in the extrusion feed hopper through the drive clamp plate for oversize municipal construction waste in the feed hopper is impressed to crushing roller more easily and is gone into to crushing indoor completion and smashes, is favorable to improving crushing efficiency, makes the crushing effect of municipal construction waste better fast, is favorable to improving the recovery efficiency of municipal construction waste better, is favorable to saving resources, environmental protection better.
2. Through stirring two-way rotation of leaf for be close to the municipal construction waste material of crushing roller and be compacted or be stirred not hard up according to actual need more easily, thereby make the municipal construction waste material in the feed hopper accomplish crushing through crushing roller and entering crushing indoor more easily, be favorable to improving crushing efficiency better.
3. Through utilizing restriction piece and elastic component to compound in coordination mutually for the stirring leaf is difficult to rotate when not hard up municipal construction waste material, simultaneously, still makes the stirring leaf difficult to because of the too big fracture of resistance of municipal construction waste material when compaction municipal construction waste material.
Drawings
FIG. 1 is a schematic view showing the overall construction of the municipal construction waste environment-friendly recovery apparatus of example 1;
FIG. 2 is a schematic view showing the internal structure of the municipal construction waste environment-friendly recovery apparatus of example 1;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Description of reference numerals:
1. a feed hopper; 11. pressing a plate; 12. a drive member; 13. a flexible member; 14. a support; 2. a crushing chamber; 21. a crushing roller; 22. a discharge port; 3. a support leg; 4. a stirring member; 15. a groove; 41. a rotating roller; 411. a fixed support; 42. stirring the blades; 421. a rotating shaft; 422. an external thread; 423. a nut; 43. a limiting member; 431. a turntable; 432. a ratchet; 433. a pawl; 44. an elastic member.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings and examples.
Example 1:
the embodiment of the application discloses municipal construction waste material environmental protection recovery unit, refer to fig. 1-3, including feed hopper 1 and with the crushing room 2 of feed hopper 1 intercommunication, the one end that crushing room 2 is close to feed hopper 1 rotates and is connected with a plurality of crushing rollers 21, open the bottom of crushing room 2 has discharge gate 22, the diapire of crushing room 2 still a plurality of stabilizer blades 3 of fixedly connected with. The inside wall of feed hopper 1 rotates and is connected with clamp plate 11, and the lateral wall of feed hopper 1 still is equipped with drive plate 11 towards crushing roller 21 pivoted driving piece 12, and the position that the lateral wall of feed hopper 1 is close to crushing roller 21 still is equipped with the stirring piece 4 of stirring the municipal construction waste material in the feed hopper 1.
Referring to fig. 1 and 2, the feed hopper 1 has a large upper opening and a small lower opening, and in this embodiment, two pulverizing rollers 21 are provided, and the two pulverizing rollers 21 are arranged side by side in parallel. The pressing plate 11 is in a rectangular plate shape, the length direction of the pressing plate 11 is consistent with the length direction of the crushing rollers 21, the hinged position of the pressing plate 11 is arranged on one side of the pressing plate 11 close to the crushing rollers 21 along the width direction, the side of the pressing plate 11 far away from the hinged position along the width direction and one side of the pressing plate 11 far away from the crushing rollers 21 are also fixedly connected with a flexible piece 13, and in the embodiment, the flexible piece 13 is an organ cover. The side walls of the hopper 1 are also recessed with receiving slots (not shown) for the pressure plate 11 and the flexible members 13. One end of the flexible piece 13 is fixedly connected with the pressing plate 11, and one end of the flexible piece 13, which is far away from the pressing plate 11, is fixedly connected with the bottom wall of the accommodating groove. When the pressure plate 11 is in the initial position, the flexible member 13 and the pressure plate 11 are completely located in the receiving tank, and the side of the pressure plate 11 close to the crushing roller 21 is flush with the inner side wall of the feed hopper 1. When the pressure plate 11 is rotated to the extreme position, the flexible member 13 is in a fully unfolded and taut state, and the flexible member 13 completely covers the space between the side of the pressure plate 11 remote from the crushing roller 21 and the inner side wall of the feed hopper 1. In this embodiment, the driving member 12 is a cylinder, and a bracket 14 is fixed on the outer side wall of the feeding hopper 1, and the cylinder is disposed on the bracket 14. One end of a piston rod of the air cylinder, which is far away from the air cylinder barrel, is hinged with one side of the pressure plate 11, which is positioned in the accommodating groove. The bottom wall of the accommodating groove is also provided with a movable hole (not shown in the figure) for moving a piston rod of the air cylinder and the pressure plate 11.
By starting the air cylinder, a piston rod of the driving air cylinder extends out, the pressing plate 11 is pushed to rotate towards the crushing chamber 2, and municipal construction waste in the feeding hopper 1 is extruded, so that the municipal construction waste can more easily pass through the crushing roller 21 and enter the crushing chamber 2 to be crushed; the pressing plate 11 rotates towards the crushing chamber 2 and simultaneously drives the flexible part 13 to open, so that the fed municipal construction waste is less prone to falling into a space between the pressing plate 11 and the inner side wall of the feeding hopper 1, and the recovery operation of the pressing plate 11 is less prone to being influenced; simultaneously, the flexible piece 13 that expandes still is favorable to better buffering the municipal construction waste material of feeding to the impact force of feed hopper 1 for municipal construction waste material is difficult to cause the damage to clamp plate 11 more.
Referring to fig. 2 and 3, the stirring member 4 is provided on an inner side wall of the side of the hopper 1 opposite to the pressing plate 11. The stirring member 4 includes a rotating roller 41 rotatably connected to the inner sidewall of the hopper 1 and a stirring vane 42 rotatably connected to the rotating roller 41, and a groove 15 for moving the rotating roller 41 and the stirring vane 42 is recessed in the inner sidewall of the hopper 1 near the pulverizing roller 21. The longitudinal directions of the turning roller 41 and the agitating blade 42 are both aligned with the longitudinal direction of the pulverizing roller 21. The rotating roller 41 rotates bidirectionally.
Stir 4 through the setting and stir the municipal construction waste material in the feed hopper 1 for municipal construction waste material in the feed hopper 1 is pressed by clamp plate 11 and has been in real time, can make municipal construction waste material not hard up through stirring of stirring 4, thereby is favorable to municipal construction waste material in the feed hopper 1 to accomplish better through smashing roller 21 and getting into smashing 2 and smashes.
Through the bidirectional rotation of the rotating roller 41, the stirring blades 42 can realize the function of loosening municipal construction waste and the function of compacting municipal construction waste, so that the municipal construction waste in the feeding hopper 1 is pressed in real time, and the municipal construction waste can be better fed through the loosening of the stirring blades 42; thereby make near being close to near feed hopper 1 be difficult to realize that municipal construction waste material feeds better by the compaction of the municipal construction waste material accessible stirring leaf 42 of clamp plate 11 compaction, and then be favorable to improving better crushing efficiency for smash the effect better sooner, be favorable to improving the recovery efficiency of municipal construction waste material better, be favorable to saving resources, environmental protection better.
Referring to fig. 2 and 3, the outer side walls of both ends of the rotating roller 41 along the length direction are fixed with fixed supports 411, the fixed supports 411 are rotatably connected with a rotating shaft 421, both ends of the rotating shaft 421 are respectively rotatably connected to the two fixed supports 411, and one end of the rotating shaft 421 penetrates through the fixed supports 411. The rotating shaft 421 is fixedly connected to the stirring vane 42 and penetrates one side of the stirring vane 42. The rotating roller 41 is further provided with a limiting member 43 for limiting the rotation of the agitating blade 42, in this embodiment, the limiting member 43 includes a rotating disc 431 detachably connected to the rotating shaft 421, the rotating disc 431 is located at one end of the rotating shaft 421, which penetrates through the fixed support 411, the rotating shaft 421 penetrates through the center of the rotating disc 431, and a ratchet 432 further protrudes from the rotating disc 431. The restricting member 43 further includes a pawl 433 fixed to the fixed holder 411 to engage with the ratchet 432. The agitating blades 42 have an arc-shaped vertical cross section, and when the rotating roller 41 rotates to a limit position where the agitating blades 42 are placed on the opening side of the recess 15 and when the agitating blades 42 rotate to a limit position where the recessed side of the agitating blades 42 abut against the outer side wall of the rotating roller 41, the agitating blades 42 are completely placed in the recess 15. When the rotating roller 41 is rotated until the agitating blade 42 is placed on the side of the opening of the recess 15 and the agitating blade 42 is rotated until the ratchet teeth 432 are engaged with the pawls 433, the agitating blade 42 is partially placed outside the recess 15, and the ratchet teeth 432 and the pawls 433 restrict the depressed side of the agitating blade 42 from continuing to rotate away from the outer side wall of the rotating shaft 421 closest thereto.
Referring to fig. 2 and 3, the fixing support 411 is further fixed with two elastic members 44 for driving the agitating blade 42 to rotate, in this embodiment, the elastic members 44 are torsion springs, and the two elastic members 44 are respectively sleeved at two ends of the rotating shaft 421. One end of the elastic member 44 is fixedly connected to the fixed holder 411, and one end of the elastic member 44 away from the fixed holder 411 is fixedly connected to one end of the agitating blade 42 in the length direction. When the agitating blade 42 is rotated until the ratchet teeth 432 are engaged with the pawls 433, the elastic member 44 is in a natural state.
When the rotating roller 41 drives the stirring blades 42 to rotate from the direction close to the feeding hole to the direction close to the crushing chamber 2, the stirring blades 42 have the driving force for driving municipal construction waste to move towards the crushing roller 21 under the driving of the elastic member 44, after the municipal construction waste is compacted, the stirring blades 42 can be subjected to the resistance of the municipal construction waste in the process of continuing to rotate, so that the stirring blades 42 can overcome the elastic force of the elastic member 44 and can rotate towards the groove 15, the stirring blades 42 can be completely retracted into the groove 15, when the stirring blades 42 rotate to the side, away from the opening, of the groove 15, the stirring blades 42 can automatically return to the position, where the ratchet teeth 432 are meshed with the pawls 433, the process is repeated, and accordingly the stirring blades 42 are not prone to being broken due to the fact that the resistance of the municipal construction waste is too large.
When the rotating roller 41 drives the stirring blade 42 to rotate from the direction close to the crushing chamber 2 to the direction close to the feeding port, the stirring blade 42 upwards picks up municipal construction waste and enables the municipal construction waste in the feeding funnel 1 to be loose, meanwhile, the stirring blade 42 cannot continue to move towards the direction that the concave side of the stirring blade is far away from the outer side wall of the rotating roller 41 closest to the concave side under the limitation of the pawl 433 and the ratchet 432, so that the stirring blade 42 can always keep an open state in the rotating process, the stirring blade 42 is enabled to be more difficult to rotate due to the pressure of the municipal construction waste in the process of loosening the municipal construction waste, and the loosening effect of the stirring blade 42 on the municipal construction waste is enabled to be less prone to be influenced.
Referring to fig. 2 and 3, the portion of the rotating shaft 421 extending out of the fixed support 411 is provided with an external thread 422, and the portion of the rotating shaft 421 provided with the external thread 422 is further connected with two nuts 423 in a threaded manner, and the two nuts 423 are respectively located on two sides of the rotating disc 431.
Through adjusting the tight degree of support of two nuts 423 and carousel 431, can realize the regulation of the fixed of carousel 431 and ratchet 432 angle to realize stirring bucket 42's the regulation of opening angle, and then be favorable to stirring bucket 42 to adapt to not unidimensional municipal construction waste material better, be favorable to better enlarging recovery unit's application scope.
The limiting piece 43 is formed by matching the pawl 433 with the ratchet 432, so that the structure is simple, and the cost is reduced; meanwhile, the adjustment of the maximum opening angle of the stirring blades 42 is more convenient.
Example 2:
the embodiment of the application discloses a method for a municipal construction waste environment-friendly recovery device, which comprises the following steps:
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a municipal construction waste material environmental protection recovery unit, include feed hopper (1) and with crushing room (2) of feed hopper (1) intercommunication, the one end that crushing room (2) are close to feed hopper (1) is equipped with a plurality of crushing rollers (21), the one end of smashing room (2) and keeping away from feed hopper (1) has still opened discharge gate (22), its characterized in that: articulated on the lateral wall of feed hopper (1) have clamp plate (11), still be provided with drive clamp plate (11) on the lateral wall of feed hopper (1) and smash room (2) pivoted driving piece (12) towards, still be provided with flexible piece (13) of pin joint one end and feed hopper (1) inside wall are kept away from in connection clamp plate (11) on clamp plate (11), work as when clamp plate (11) rotate to extreme position, flexible piece (13) are in the state of straining, just space between clamp plate (11) and feed hopper (1) inside wall is covered in flexible piece (13).
2. The municipal construction waste environment-friendly recycling device according to claim 1, wherein: the position that the inside wall of feed hopper (1) is close to crushing roller (21) still is provided with stirring piece (4) of stirring the waste material.
3. The municipal construction waste environment-friendly recovery device according to claim 2, wherein: the stirring part (4) comprises a rotating roller (41) rotatably connected to the inner wall of the feeding funnel (1) and stirring blades (42) arranged on the rotating roller (41), a groove (15) for the rotating roller (41) and the stirring blades (42) to rotate is formed in the inner wall of the feeding funnel (1), and when the rotating roller (41) rotates to the opening, facing the groove (15), of the stirring blades (42), the stirring blades (42) partially extend out of the groove (15).
4. The municipal construction waste environment-friendly recycling device according to claim 3, wherein: the rotating roller (41) rotates bidirectionally.
5. The municipal construction waste environment-friendly recycling device according to any one of claims 3 to 4, wherein: the vertical section of the stirring vane (42) is arc-shaped.
6. The environmentally friendly recycling device for municipal construction waste according to claim 4, characterized in that: the stirring blades (42) are rotatably connected to the rotating roller (41), the rotating roller (41) is further provided with a limiting piece (43) for limiting the rotation of the stirring blades (42), and when the stirring blades (42) rotate to the limit position towards the rotating roller (41), the stirring blades (42) are completely positioned in the grooves (15); when the rotating roller (41) rotates to the side of the stirring blades (42) facing the opening of the groove (15) and the stirring blades (42) rotate to the limit position in the direction away from the rotating roller (41), the stirring blades (42) partially extend out of the groove (15), and the limiting piece (43) limits the stirring blades (42) to continue to rotate in the direction away from the rotating roller (41); the rotating roller (41) is further provided with an elastic piece (44) for driving the stirring blades (42) to rotate, and when the stirring blades (42) rotate towards the direction away from the rotating roller (41) to the limit position of the continuous rotation limited by the limiting piece (43), the elastic piece (44) is in a natural state.
7. The municipal construction waste environment-friendly recycling device according to claim 6, wherein: the limiting piece (43) comprises a rotary disc (431) and a pawl (433), wherein the rotary disc (431) rotates coaxially with the stirring blade (42), the pawl (433) is fixed on the rotating roller (41), a ratchet (432) meshed with the pawl (433) protrudes from the rotary disc (431), and when the stirring blade (42) rotates to a limit position in a direction away from the rotating roller (41), the ratchet (432) is meshed with the pawl (433) and limits the stirring blade (42) to continue to rotate in a direction away from the rotating roller (41).
8. The municipal construction waste environment-friendly recycling device according to claim 7, wherein: still fixedly connected with pivot (421) on stirring leaf (42), pivot (421) rotate to be connected on live-rollers (41), just carousel (431) can be dismantled and connect on pivot (421).
9. The municipal construction waste environment-friendly recycling device of claim 8, wherein: the rotating shaft (421) penetrates through the circle center of the rotating disc (431), an external thread (422) is arranged on the part, connected with the rotating disc (431), of the rotating shaft (421), two nuts (423) are further connected onto the rotating shaft (421) in a threaded mode, and the two nuts (423) are located on two sides of the rotating disc (431) respectively.
10. A method of a municipal construction waste environment-friendly recycling device is characterized in that: the method comprises the following steps:
step 1, adding municipal construction waste into a feeding hopper (1), starting a crushing roller (21), and crushing the municipal construction waste by the crushing roller (21);
step 2, starting a driving piece (12), driving a pressing plate (11) to move towards the crushing chamber (2), and extruding municipal construction waste in the feeding hopper (1), so that the municipal construction waste in the feeding hopper (1) can more easily pass through the crushing rollers (21) under the pressure of the pressing plate (11) and can be crushed;
step 3, starting the stirring piece (4), driving the rotating roller (41) to drive the stirring blade (42) to rotate from the direction close to the crushing chamber (2) to the direction close to the feeding hole, and stirring the municipal construction waste in the feeding hopper (1) by the stirring blade (42), so that the municipal construction waste in the feeding hopper (1) is loosened, and the municipal construction waste can more easily pass through the crushing roller (21) and can be crushed; the rotating roller (41) is driven reversely, so that the rotating roller (41) drives the stirring blades (42) to rotate towards the direction of the crushing chamber (2) from the direction close to the feeding hole, the stirring blades (42) compact municipal construction waste in the feeding hopper (1), and the municipal construction waste in the feeding hopper (1) can more easily pass through the crushing roller (21) under the pressure of the stirring blades (42) and can be crushed.
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