CN116764788B - Construction waste treatment device and method - Google Patents
Construction waste treatment device and method Download PDFInfo
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- CN116764788B CN116764788B CN202310947915.2A CN202310947915A CN116764788B CN 116764788 B CN116764788 B CN 116764788B CN 202310947915 A CN202310947915 A CN 202310947915A CN 116764788 B CN116764788 B CN 116764788B
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- fragments
- conveying mechanism
- belt conveying
- construction waste
- steel bar
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- 238000010276 construction Methods 0.000 title claims abstract description 49
- 239000002699 waste material Substances 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000012634 fragment Substances 0.000 claims abstract description 141
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 82
- 239000010959 steel Substances 0.000 claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims abstract description 76
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 239000012535 impurity Substances 0.000 claims abstract description 21
- 230000005484 gravity Effects 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 49
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000003116 impacting effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000011229 interlayer Substances 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 abstract description 10
- 239000004567 concrete Substances 0.000 description 10
- 239000004575 stone Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/22—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with non-movable magnets
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
-
- 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 utility model discloses a construction waste treatment device and a construction waste treatment method, which belong to the technical field of construction waste treatment, and comprise a first belt conveying mechanism capable of horizontally conveying mixed scrap fragments and reinforced concrete fragments, and a second belt conveying mechanism capable of obliquely conveying the mixed scrap fragments and the reinforced concrete fragments upwards, wherein a scrap fragment collecting barrel and a reinforced concrete fragment collecting barrel are arranged below one high-position end of the second belt conveying mechanism, and a reinforced concrete fragment collecting assembly is arranged to generate two collecting stages: the mixed scrap fragment collecting stage and the reinforced bar-containing fragment collecting stage realize the efficient separation and collection of the mixed scrap fragments and the reinforced bar-containing fragments; in the steel bar separation assembly, the impact cake can be used for hammering the steel bar fragments containing the steel bars in the crushing box by utilizing the gravity to quickly fall, so that the steel bars are efficiently separated from impurities attached to the upper side and the lower side of the steel bars by a large impact force.
Description
Technical Field
The utility model relates to the technical field of construction waste treatment, in particular to a construction waste treatment device and a construction waste treatment method.
Background
The construction waste is waste generated in construction, building deduction and destruction are carried out in building reconstruction, a large amount of construction waste containing stone, concrete and reinforcing steel bars is generated, after the construction waste is classified, the construction waste can be put into relevant projects again to be used as raw materials, and among the construction waste, the construction waste which is most difficult to separate and treat is the construction waste with the concrete or the stone attached to the reinforcing steel bars, and the utility model patent with the publication number of CN 215694661U: the utility model provides a construction waste treatment facility with reinforcing bar separation, the high-speed rotation that utilizes the separating drum, the reinforcing bar bumps the separating drum inner wall and breaks away from the building stones, simultaneously throws away building stones, thereby realize the technical scheme of reinforcing bar and building stones separation, when this scheme carries out low-power operation, can't effectively drive large volume reinforcing bar and carry out the collision with the separating drum, when carrying out high-power operation, small volume reinforcing bar is liable to hug closely with the separating drum inner wall under the effect of centrifugal force, no relative motion produces the collision, and then be difficult to separate reinforcing bar and building stones, and adopt centrifugal collision's mode, the impact force that the reinforcing bar received is limited, can't carry out thoroughly separation to reinforcing bar and stone or concrete; patent publication number CN 111841738B: the utility model provides a construction waste processing apparatus, discloses utilizing crushing broken mechanism to roll crushing processing to construction waste, utilizes sieving mechanism to carry out screening processing to the construction waste after the crushing, the follow-up classified treatment's of construction waste technical scheme of being convenient for, this technical scheme also lacks the technical scheme that carries out effective separation to reinforcing bar and the concrete or the stone that adhere to on the reinforcing bar.
Disclosure of Invention
The utility model aims to provide a construction waste treatment device and a construction waste treatment method, which are used for solving the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the construction waste treatment device comprises a crushing box and a first crushing mechanism arranged in the crushing box, wherein a second crushing mechanism capable of further crushing construction waste is arranged below the first crushing mechanism;
the device comprises a first belt conveying mechanism capable of conveying mixed scrap fragments and reinforced fragments horizontally, a second belt conveying mechanism capable of conveying the mixed scrap fragments and the reinforced fragments obliquely upwards, a plurality of electromagnets are fixedly arranged below the first belt conveying mechanism, the electromagnets are in electric connection with an external power supply, and a circuit in which the electromagnets are arranged is provided with a circuit breaker capable of controlling the electromagnets to start and stop; and (3) a mixed impurity fragment collection stage: when the electromagnet is started, the steel-bar-containing fragments can be adsorbed, so that the steel-bar-containing fragments are separated from mixed impurity fragments, the impurity fragment collecting barrel is moved to the position right below one end of the high position of the second belt conveying mechanism, and the mixed impurity fragments directly fall into the impurity fragment collecting barrel to be collected; and collecting the fragments containing the steel bars: shutting down the first belt conveying mechanism, maintaining the second belt conveying mechanism to operate, after all mixed scrap fragments on the second belt conveying mechanism are collected into a scrap fragment collecting barrel, moving the scrap fragment collecting barrel containing the steel bars to the position right below the end part of the high position of the second belt conveying mechanism, closing an electromagnet, and falling the scrap fragments containing the steel bars onto the second belt conveying mechanism, and then conveying and falling the scrap fragments containing the steel bars into the scrap fragment collecting barrel to be collected; realizing the efficient separation and collection of mixed scrap fragments and reinforced fragments;
the steel bar separating assembly comprises a separating cylinder for providing a processing space for steel bar separation, a feeding plate for feeding, and an impact cake for repeatedly impacting downwards by gravity to separate the steel bars from impurities attached to the steel bars, wherein a bottom plate is fixed at the bottom end of the separating cylinder;
the vertical flexible channel of seting up has been vertically run through on the bottom plate, and the clearance is greater than the cross-sectional diameter of handling the reinforcing bar between the adjacent flexible channel, vertical slidable mounting has flexible post in the flexible channel, flexible post below is provided with the drive assembly that can promote flexible post and upwards slide, and surperficial fixed mounting has the pull ring on the impact cake, it is fixed with wire rope to connect on the pull ring, and the wire rope top pulls and is connected with the pulling mechanism, and the pulling mechanism can utilize wire rope, pull ring upwards to pull the impact cake, and after lifting the impact cake to the eminence, the impact cake is removed and is pulled, and the impact cake utilizes gravity to drop fast to the inside steel-containing fragment of broken box, makes reinforcing bar and the high-efficient separation of reinforcing bar attached impurity of both sides about the reinforcing bar, and impact cake is down after hammering, and flexible post atress downwardly sliding shrink inside flexible channel, and then in the impact cake is upwards pulled the preparation in-process of hammering next time, and the drive assembly promotes flexible post upwards slide to initial position on the flexible post, and upwards slide in the process that the flexible post upwards slides, can upwards push up the impact wheel to the steel-containing fragment to move to the gap between the impact cake to the side and make the impact wheel be had not had the impact to the vertical side of the steel-containing fragment to change and have been down, can not be the impact to the vertical side face to the impact has been changed to the vertical steel-containing fragment to the impact has been improved the impact function to the vertical steel-containing fragment to be repeatedly down and has been down to the impact steel-containing fragment down and has been improved the impact strength.
An access hole is formed in the side wall of the crushing box, and an access cover plate is sealed on the access hole upper cover.
The upper end of the first installation frame top frame body is rotatably provided with an arc-shaped guide plate through a rotary connecting shaft, the cambered surface on the inner side of the arc-shaped guide plate is fixedly provided with a limit supporting rod, the top of the side wall of the first installation frame vertical frame body is fixedly provided with a limit supporting block which can upwards support the limit supporting rod, the top of the first installation frame vertical frame body is fixedly provided with a driving motor, the driving motor is in transmission connection with the rotary connecting shaft, the reinforced concrete fragment collecting barrel is positioned under the end part of the high position of the second belt conveying mechanism, the mixed concrete fragment collecting barrel is positioned on one side of the reinforced concrete fragment collecting barrel close to the second belt conveying mechanism, the arc-shaped guide plate can guide mixed concrete fragments into the mixed concrete fragment collecting barrel for collecting, the positions of the mixed concrete fragment collecting barrel and the reinforced concrete fragment collecting barrel do not need to be changed, and the mixed concrete fragments can be effectively collected in the mixed concrete fragment collecting stage; when entering the collection stage of the reinforced bar-containing fragments, the arc-shaped guide plate is driven by the control driving motor to rotate upwards by taking the rotary connecting shaft as the axial direction, and the reinforced bar-containing fragments on the second belt conveying mechanism can directly fall into the collection barrel of the reinforced bar-containing fragments to be collected, so that the collection efficiency of the mixed material fragments and the reinforced bar-containing fragments is improved.
The bottom of the reinforced bar-containing fragment collecting barrel is provided with a discharge opening, a third belt conveying mechanism is connected between the discharge opening and the feeding plate in a conveying manner, and the feeding plate conveys reinforced bar-containing fragments in the reinforced bar-containing fragment collecting barrel to the inside of the separating barrel by using the third belt conveying mechanism.
The vertical fixed mounting in bottom plate top surface center has the guide post, impact cake central authorities vertically runs through and has seted up the through-hole, and guide post lateral wall and impact cake central authorities through-hole vertical sliding connection make impact cake displacement stability height about, and the level falls, makes at every turn striking can contact more contain the reinforcing bar fragment, improves reinforcing bar separation efficiency.
A plurality of ventilation grooves are vertically formed in the inner side wall of the separating barrel, and when the impact cake falls, the ventilation grooves can quickly empty air in the separating barrel, so that the impact cake falls under small air resistance, the impact force is larger, and the separation efficiency of the steel bars and impurities is higher.
The transmission assembly comprises a water storage inner pipe body, a water storage outer barrel body, a fixed connecting rod, a supporting column and a floating block, wherein the water storage inner pipe body is fixedly sleeved at the lower part of the side wall of the separating cylinder, the water storage outer barrel body is sleeved at the outer side of the water storage inner pipe body, the water storage inner pipe body and the water storage outer barrel body are fixedly connected through the fixed connecting rod, the supporting column is fixedly arranged at the center of the bottom surface of the bottom plate, the bottom end of the supporting column is fixedly connected with the bottom plate of the water storage outer barrel body, the floating block is fixedly arranged at the bottom end of the telescopic column, water is filled in the interlayer space between the water storage inner pipe body and the water storage outer barrel body, and the water level of the water is higher than the bottom surface of the bottom plate; the buoyancy is utilized to the kicking block to provide ascending thrust for the telescopic column, make the telescopic column can resume smoothly receive the initial position before the striking, and utilize water to support in telescopic column below, can effectively shock attenuation to striking, reduce the interference degree to external environment, and compare in the technical scheme that adopts solid matter such as spring as telescopic column supporting part, the solid matter is continuously received and is strikeed the cake striking and easily damage, use cost is high, when adopting this scheme can effective shock attenuation, the later maintenance cost has been reduced, and can utilize water to absorb the high temperature that the device operation produced, avoid the emergence of scalding the phenomenon.
The construction waste treatment method comprises the following steps,
1. crushing, namely crushing the construction waste by utilizing a crushing box, a first crushing mechanism and a second crushing mechanism, wherein crushed products comprise mixed scrap fragments and reinforced concrete fragments;
2. collecting, namely independently collecting mixed scrap fragments and fragments containing steel bars by utilizing a steel bar collecting assembly;
3. and (3) separating, namely, utilizing a steel bar separating assembly to perform impact separation on the steel bar-containing fragments and impurities attached to the steel bar-containing fragments, so as to obtain the impurity-free steel bars.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model is provided with a reinforcing steel bar collecting assembly, and two collecting stages are generated: the mixed scrap fragment collecting stage and the reinforced bar-containing fragment collecting stage realize the efficient separation and collection of the mixed scrap fragments and the reinforced bar-containing fragments;
in the steel bar separation assembly, the impact cake is used for hammering the steel bar fragments containing the steel bars in the crushing box by utilizing the gravity to quickly fall, so that the steel bars are efficiently separated from impurities attached to the upper side and the lower side of the steel bars by a large impact force;
according to the utility model, by utilizing the telescopic columns and the gap spaces between the adjacent telescopic columns, the side face of the steel-bar-containing fragments, which is not impacted by the previous round, is changed into the vertical orientation, and the high-efficiency separation of the steel bars and the attached impurities is realized by repeatedly impacting and changing the orientation of the steel-bar-containing fragments based on the up-down sliding telescopic function of the telescopic columns before the impact cakes contact the steel-bar-containing fragments;
in the transmission assembly, the floating blocks provide upward thrust for the telescopic columns by utilizing buoyancy, so that the telescopic columns can smoothly recover the initial position before being impacted, water is used for supporting the lower parts of the telescopic columns, the impact can be effectively damped, the interference degree to the external environment is reduced, and compared with the technical scheme that solid matters such as springs are used as supporting parts of the telescopic columns, the solid matters are continuously impacted by impact cakes and are easy to damage, the use cost is high, the scheme can effectively damp the impact, the later maintenance cost is reduced, the water can be used for absorbing high temperature generated by the operation of the device, and the scalding phenomenon is avoided.
Drawings
FIG. 1 is a schematic view of the overall construction of the construction waste treatment apparatus of the present utility model;
FIG. 2 is an enlarged schematic view of the construction waste treatment apparatus of the present utility model in the area A of FIG. 1;
fig. 3 is a schematic structural view of a reinforcing bar separation assembly of the construction waste treatment device of the present utility model;
fig. 4 is a schematic sectional view of a reinforcing bar separating assembly in a top-down oblique view of the construction waste treatment apparatus of the present utility model;
fig. 5 is a schematic sectional view of a steel bar separating assembly in a obliquely-looking state on the bottom of the construction waste treatment device;
FIG. 6 is a schematic view of the structure of the bottom plate of the construction waste treatment device of the present utility model;
fig. 7 is a left side view of a reinforcing bar separating assembly of the construction waste disposal apparatus of the present utility model;
FIG. 8 is a schematic view showing a sectional structure of the construction waste treatment apparatus of the present utility model in the region B in FIG. 7;
fig. 9 is a schematic view of the construction waste treatment device according to the present utility model in a state that the reinforced fragments are supported by the telescopic column.
Reference numerals in the drawings: 101. a crushing box; 102. a first crushing mechanism; 103. a second crushing mechanism; 104. mixing the mixed material fragments; 105. containing steel bar fragments; 106. an access opening; 107. an access panel; 201. a first belt conveying mechanism; 202. a second belt conveying mechanism; 203. a scrap fragment collecting barrel; 204. a collection barrel containing steel bar fragments; 301. a first mounting frame; 302. an electromagnet; 303. rotating the connecting shaft; 304. an arc-shaped guide plate; 305. a limit supporting block; 306. a limit support rod; 307. a driving motor; 401. a third belt conveying mechanism; 402. a separation cylinder; 403. a feed plate; 404. a guide post; 405. a bottom plate; 406. a telescoping channel; 407. a telescopic column; 408. impacting the cake; 409. a pull ring is lifted; 410. a wire rope; 411. a lifting mechanism; 412. a vent groove; 501. a water storage inner pipe body; 502. an outer water storage tub; 503. fixing the connecting rod; 504. a support column; 505. a floating block; 506. and (3) water.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: as shown in fig. 1 to 9, the construction waste treatment device comprises a crushing box 101 and a first crushing mechanism 102 arranged inside the crushing box 101, wherein a second crushing mechanism 103 capable of further crushing construction waste is arranged below the first crushing mechanism 102;
the device comprises a first belt conveying mechanism 201 capable of conveying mixed scrap blocks 104 and steel-containing fragments 105 horizontally, and a second belt conveying mechanism 202 capable of conveying mixed scrap blocks 104 and steel-containing fragments 105 obliquely upwards, wherein one end of the lower position of the second belt conveying mechanism 202 is connected with the first belt conveying mechanism 201 in a conveying manner, a scrap block collecting barrel 203 and a steel-containing fragment collecting barrel 204 are arranged below one end of the higher position of the second belt conveying mechanism 202, a first mounting frame 301 is arranged above the second belt conveying mechanism 202, the first mounting frame 301 comprises a top frame body and a vertical frame body, the top frame body of the first mounting frame 301 is parallel to the belt of the second belt conveying mechanism 202, the first mounting frame 301 is supported and fixed on the ground through the vertical frame body, a plurality of electromagnets 302 are fixedly arranged below the top frame body of the first mounting frame 301, the electromagnets 302 are electrically connected with an external power supply, and a circuit breaker capable of controlling the electromagnets 302 to start and stop is arranged in a circuit where the electromagnets 302 are located; mixed trash piece 104 collection stage: when the electromagnet 302 is started, the reinforced bar-containing fragments 105 can be adsorbed, so that the reinforced bar-containing fragments 105 are separated from the mixed scrap fragments 104, the scrap fragment collecting barrel 203 is moved to the position right below one end of the second belt conveying mechanism 202 at the high position, and the mixed scrap fragments 104 directly fall into the scrap fragment collecting barrel 203 to be collected; collection phase of the steel bar-containing fragments 105: shutting down the first belt conveying mechanism 201, maintaining the second belt conveying mechanism 202 to operate, after all mixed scrap fragments 104 on the second belt conveying mechanism 202 are collected into the scrap fragment collecting barrel 203, moving the steel-bar-containing fragment collecting barrel 204 to the position right below the high end part of the second belt conveying mechanism 202, closing the electromagnet 302, and dropping the steel-bar-containing fragments 105 onto the second belt conveying mechanism 202, and then conveying and dropping into the steel-bar-containing fragment collecting barrel 204 to be collected; realizing the efficient separation and collection of the mixed impurity fragments 104 and the reinforced fragments 105;
the steel bar separating assembly comprises a separating cylinder 402 for providing a processing space for steel bar separation, a feeding plate 403 for feeding, and an impact cake 408 for repeatedly impacting downwards by gravity to separate the steel bars from impurities attached to the steel bars, wherein a bottom plate 405 is fixed at the bottom end of the separating cylinder 402;
a plurality of telescopic channels 406 are vertically and penetratingly formed in the bottom plate 405, gaps between adjacent telescopic channels 406 are larger than the cross-sectional diameter of processed steel bars, telescopic columns 407 are vertically and slidably mounted in the telescopic channels 406, transmission components capable of pushing the telescopic columns 407 to slide upwards are arranged below the telescopic columns 407, lifting rings 409 are fixedly mounted on the upper surfaces of the telescopic columns 408, steel ropes 410 are fixedly connected to the lifting rings 409, lifting mechanisms 411 are connected to the tops of the steel ropes 410 in a traction mode, the lifting mechanisms 411 can utilize the steel ropes 410 and the lifting rings 409 to lift impact cakes 408 upwards, after the impact cakes 408 are lifted to a high position, the lifting is released, the impact cakes 408 rapidly fall down to steel-containing fragments 105 in the crushing box 101 by utilizing gravity to hammer the steel bars, impurities attached to the upper side and the lower side of the steel bars are effectively separated, after the impact cakes 408 are hammered downwards, the telescopic columns 407 are stressed to slide downwards into the inside the telescopic channels 406, and then in the process of upwards lifting the impact cakes to be ready for hammering downwards, the transmission components push the telescopic columns to slide upwards to the initial positions, the lifting mechanisms 411 can utilize the steel ropes 410, the lifting rings 105 upwards to lift the impact blocks upwards, the impact blocks 105 are not to be in contact with the vertical fragments, the impact blocks 105, the impact blocks are not separated by the vertical fragments, the impact blocks are repeatedly upwards, the impact blocks are separated by the vertical fragments, and the impact blocks are not upwards, and the impact blocks are separated by the impact blocks 105, and the impact blocks are not upwards by the impact blocks, and the impact blocks are separated by the vertical by the impact blocks.
An access hole 106 is formed in the side wall of the crushing box 101, and an access cover plate 107 is sealed on the access hole 106.
An arc-shaped guide plate 304 is rotatably arranged at one end of the upper part of the frame body at the top of the first installation frame 301 through a rotary connecting shaft 303, a limit supporting rod 306 is fixedly arranged on the inner cambered surface of the arc-shaped guide plate 304, a limit supporting block 305 capable of supporting the limit supporting rod 306 upwards is fixedly arranged at the top of the side wall of the vertical frame body of the first installation frame 301, a driving motor 307 is fixedly arranged at the top end of the vertical frame body of the first installation frame 301, the driving motor 307 is in transmission connection with the rotary connecting shaft 303, a steel bar-containing fragment collecting barrel 204 is positioned under the upper end part of the second belt conveying mechanism 202, a scrap fragment collecting barrel 203 is positioned at one side of the steel bar-containing fragment collecting barrel 204 close to the second belt conveying mechanism 202, the arc-shaped guide plate 304 can guide mixed scrap fragments 104 into the scrap fragment collecting barrel 203 for collecting, and the positions of the scrap fragment collecting barrel 203 and the steel bar-containing fragment collecting barrel 204 do not need to be changed, so that mixed scrap fragments 104 can be effectively collected in the collecting stage of mixed scrap fragments 104; when entering the collection stage of the fragments 105 containing steel bars, the driving motor 307 is controlled to drive the arc-shaped guide plate 304 to rotate upwards by taking the rotating connecting shaft 303 as the axial direction, and then the fragments 105 containing steel bars on the second belt conveying mechanism 202 can directly fall into the collection barrel 204 containing the fragments of steel bars to be collected, so that the collection efficiency of the mixed fragments 104 and the fragments 105 containing steel bars is improved.
A discharge opening is formed in the bottom of the reinforced bar-containing fragment collecting barrel 204, a third belt conveying mechanism 401 is connected between the discharge opening and the feeding plate 403 in a conveying mode, and the feeding plate 403 utilizes the third belt conveying mechanism 401 to convey the reinforced bar-containing fragments 105 in the reinforced bar-containing fragment collecting barrel 204 to the inside of the separating barrel 402.
The guide column 404 is vertically and fixedly arranged in the center of the top surface of the bottom plate 405, the through hole is vertically formed in the center of the impact cake 408 in a penetrating mode, the side wall of the guide column 404 is vertically and slidably connected with the through hole in the center of the impact cake 408, the impact cake 408 is enabled to be high in vertical displacement stability and horizontally drop, more reinforced fragments 105 can be contacted during each impact, and the reinforced bar separation efficiency is improved.
A plurality of ventilation grooves 412 are vertically formed in the inner side wall of the separating barrel 402, and when the impact cake 408 falls, the ventilation grooves 412 can quickly empty the air in the separating barrel 402, so that the impact cake 408 falls under small air resistance, the impact force is larger, and the separation efficiency of the reinforcing steel bars and impurities is higher.
The transmission assembly comprises a water storage inner pipe body 501, a water storage outer barrel body 502, a fixed connecting rod 503, a support column 504 and a floating block 505, wherein the water storage inner pipe body 501 is fixedly sleeved at the lower part of the side wall of the separation barrel 402, the water storage outer barrel body 502 is sleeved outside the water storage inner pipe body 501, the water storage inner pipe body 501 and the water storage outer barrel body 502 are fixedly connected through the fixed connecting rod 503, the support column 504 is fixedly arranged at the center of the bottom surface of the bottom plate 405, the bottom end of the support column 504 is fixedly connected with the bottom plate of the water storage outer barrel body 502, the floating block 505 is fixedly arranged at the bottom end of the telescopic column 407, water 506 is filled in the interlayer space between the water storage inner pipe body 501 and the water storage outer barrel body 502, and the water level of the water 506 is higher than the bottom surface of the bottom plate 405; the buoyancy is utilized to the floating block 505 to provide ascending thrust for the telescopic column 407, make the telescopic column 407 can resume smoothly and receive the initial position before the striking, and utilize water to support in telescopic column 407 below, can effectively shock attenuation to striking, reduce the interference degree to external environment, and compare in the technical scheme that adopts solid matter such as spring as telescopic column 407 supporting part, the solid matter is continuously received the striking cake 408 striking and is easily damaged, use cost is high, when adopting this scheme can effectively shock attenuation, the later maintenance cost has been reduced, and can utilize water to absorb the high temperature that the device operation produced, avoid the emergence of scalding phenomenon.
The construction waste treatment method comprises the following steps,
1. crushing, namely crushing construction waste by using a crushing box 101, a first crushing mechanism 102 and a second crushing mechanism 103, wherein crushed products comprise mixed scrap fragments 104 and reinforced fragments 105;
2. collecting, namely, independently collecting mixed scrap fragments 104 and reinforced concrete fragments 105 by using a reinforced concrete collecting assembly;
3. and (3) separating, namely, utilizing the steel bar separating assembly to perform impact separation on the steel bar-containing fragments 105 and impurities attached to the steel bar-containing fragments 105, so as to obtain the steel bars without impurities.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a construction waste processing apparatus, includes broken case (101) and sets up at the inside first crushing mechanism (102) of broken case (101), its characterized in that: a second crushing mechanism (103) capable of further crushing the construction waste is arranged below the first crushing mechanism (102);
the device comprises a first belt conveying mechanism (201) capable of conveying mixed scrap fragments (104) and reinforced fragments (105) horizontally, and a second belt conveying mechanism (202) capable of conveying the mixed scrap fragments (104) and the reinforced fragments (105) obliquely upwards, wherein one low-position end of the second belt conveying mechanism (202) is in conveying connection with the first belt conveying mechanism (201), a scrap fragment collecting barrel (203) and a reinforced fragment collecting barrel (204) are arranged below one high-position end of the second belt conveying mechanism (202), a first mounting frame (301) is arranged above the second belt conveying mechanism (202), the first mounting frame (301) comprises a top frame body and a vertical frame body, the top frame body of the first mounting frame (301) is parallel to the belt of the second belt conveying mechanism (202), the first mounting frame (301) is supported and fixed on the ground through the vertical frame body, and a plurality of electromagnets (302) are fixedly arranged below the top frame body of the first mounting frame (301);
the steel bar separating device comprises a steel bar separating assembly, a steel bar separating device and a steel bar separating device, wherein the steel bar separating assembly comprises a separating cylinder (402) for providing a processing space for steel bar separation, a feeding plate (403) for feeding, and an impact cake (408) for repeatedly impacting downwards by gravity to separate steel bars from sundries attached to the steel bars, and a bottom plate (405) is fixed at the bottom end of the separating cylinder (402);
a plurality of telescopic channels (406) are vertically and penetratingly formed in the bottom plate (405), gaps between adjacent telescopic channels (406) are larger than the diameter of the section of the processed steel bar, a telescopic column (407) is vertically and slidably mounted in the telescopic channels (406), a transmission component capable of pushing the telescopic column (407) to slide upwards is arranged below the telescopic column (407), a lifting ring (409) is fixedly mounted on the upper surface of an impact cake (408), a steel wire rope (410) is fixedly connected to the lifting ring (409), a lifting mechanism (411) is connected to the top end of the steel wire rope (410) in a traction mode, and the lifting mechanism (411) can upwards lift the impact cake (408) by utilizing the steel wire rope (410) and the lifting ring (409);
a discharge opening is formed in the bottom of the reinforced bar-containing fragment collecting barrel (204), a third belt conveying mechanism (401) is connected between the discharge opening and a feeding plate (403), and the feeding plate (403) conveys reinforced bar-containing fragments (105) in the reinforced bar-containing fragment collecting barrel (204) to the inside of the separating barrel (402) by using the third belt conveying mechanism (401);
the transmission assembly comprises a water storage inner pipe body (501), a water storage outer pipe body (502), a fixed connecting rod (503), a support column (504) and a floating block (505), wherein the water storage inner pipe body (501) is fixedly sleeved at the lower part of the side wall of the separation barrel (402), the water storage outer pipe body (502) is sleeved outside the water storage inner pipe body (501), the water storage inner pipe body (501) and the water storage outer pipe body (502) are fixedly connected through the fixed connecting rod (503), the support column (504) is fixedly arranged at the center of the bottom surface of the bottom plate (405), the bottom end of the support column (504) is fixedly connected with the bottom plate of the water storage outer pipe body (502), the floating block (505) is fixedly arranged at the bottom end of the telescopic column (407), water (506) is filled in an interlayer space between the water storage inner pipe body (501) and the water storage outer pipe body (502), and the water level of the water (506) is higher than the bottom surface of the bottom plate (405). The buoyancy block (505) provides upward thrust to the telescoping column (407) by means of buoyancy.
2. A construction waste disposal device according to claim 1, wherein: an access hole (106) is formed in the side wall of the crushing box (101), and an access cover plate (107) is sealed on the access hole (106).
3. A construction waste disposal device according to claim 1, wherein: arc deflector (304) are installed through rotating connecting axle (303) rotation to first mounting bracket (301) top support body high one end, fixed mounting has spacing bracing piece (306) on the inboard cambered surface of arc deflector (304), spacing supporting shoe (305) that can upwards support spacing bracing piece (306) are installed at first mounting bracket (301) vertical support body lateral wall top fixed mounting, driving motor (307) are installed on first mounting bracket (301) vertical support body top fixed mounting, driving motor (307) are connected with rotation connecting axle (303) transmission, contain steel bar fragment collecting vessel (204) and are located under second belt conveying mechanism (202) high position tip, miscellaneous material fragment collecting vessel (203) are located and contain steel bar fragment collecting vessel (204) and be close to second belt conveying mechanism (202) one side, arc deflector (304) can be with mixed miscellaneous material fragment (104) water conservancy diversion to miscellaneous material fragment collecting vessel (203) inside and then collect.
4. A construction waste disposal device according to claim 1, wherein: the vertical fixed mounting in bottom plate (405) top surface center has guide post (404), impact cake (408) central authorities are vertical to be run through and to be seted up the through-hole, and guide post (404) lateral wall and impact cake (408) central authorities through-hole vertical sliding connection make impact cake (408) displacement stability height from top to bottom, and the level falls, makes each time strike can contact more contain reinforcing bar fragments (105), improves reinforcing bar separation efficiency.
5. A construction waste disposal device according to claim 1, wherein: a plurality of ventilation grooves (412) are vertically formed in the inner side wall of the separation barrel (402).
6. A method of treating construction waste according to any one of claims 1 to 5, wherein: comprises the steps of,
1. crushing, namely crushing the construction waste by using a crushing box (101), a first crushing mechanism (102) and a second crushing mechanism (103), wherein crushed products comprise mixed scrap fragments (104) and reinforced fragments (105);
2. collecting, namely, utilizing a steel bar collecting assembly to separately collect mixed impurity fragments (104) and steel bar-containing fragments (105);
3. and (3) separating, namely, utilizing a steel bar separating assembly to perform impact separation on the steel bar-containing fragments (105) and impurities attached to the steel bar-containing fragments (105) to obtain the steel bars without impurities.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310947915.2A CN116764788B (en) | 2023-07-28 | 2023-07-28 | Construction waste treatment device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310947915.2A CN116764788B (en) | 2023-07-28 | 2023-07-28 | Construction waste treatment device and method |
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| CN116764788A CN116764788A (en) | 2023-09-19 |
| CN116764788B true CN116764788B (en) | 2024-02-09 |
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| WO2020094141A1 (en) * | 2018-11-09 | 2020-05-14 | 毛雪梅 | Construction waste separation system |
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| CN112657649A (en) * | 2020-12-07 | 2021-04-16 | 韩建轻 | Construction waste treatment device |
| CN112718081A (en) * | 2020-12-22 | 2021-04-30 | 北京宏煜环境工程有限公司 | Comprehensive treatment device for construction waste |
| CN215694661U (en) * | 2021-02-26 | 2022-02-01 | 青岛亿联建设集团股份有限公司 | Construction waste treatment equipment with steel bar separation function |
| CN116371570A (en) * | 2023-05-12 | 2023-07-04 | 江苏铨旺建材科技有限公司 | Breaker convenient to reinforcing bar in separation construction waste |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020094141A1 (en) * | 2018-11-09 | 2020-05-14 | 毛雪梅 | Construction waste separation system |
| KR101994827B1 (en) * | 2019-01-25 | 2019-07-04 | 다이렉트스크랩(주) | Apparatus and method for sorting recyclable metal scrap |
| CN211887322U (en) * | 2020-01-16 | 2020-11-10 | 石家庄嘉盛新能源有限公司 | Construction waste screening device |
| KR20200111130A (en) * | 2020-09-04 | 2020-09-28 | 옥명자 | crushing equipment of construction waste |
| CN112657649A (en) * | 2020-12-07 | 2021-04-16 | 韩建轻 | Construction waste treatment device |
| CN112718081A (en) * | 2020-12-22 | 2021-04-30 | 北京宏煜环境工程有限公司 | Comprehensive treatment device for construction waste |
| CN215694661U (en) * | 2021-02-26 | 2022-02-01 | 青岛亿联建设集团股份有限公司 | Construction waste treatment equipment with steel bar separation function |
| CN116371570A (en) * | 2023-05-12 | 2023-07-04 | 江苏铨旺建材科技有限公司 | Breaker convenient to reinforcing bar in separation construction waste |
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| CN116764788A (en) | 2023-09-19 |
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