CN116618151A - Reinforced concrete waste classification reducing mechanism for building engineering - Google Patents
Reinforced concrete waste classification reducing mechanism for building engineering Download PDFInfo
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- CN116618151A CN116618151A CN202310338762.1A CN202310338762A CN116618151A CN 116618151 A CN116618151 A CN 116618151A CN 202310338762 A CN202310338762 A CN 202310338762A CN 116618151 A CN116618151 A CN 116618151A
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- crushing
- machine body
- motor
- reinforced concrete
- grinding
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- 239000002699 waste material Substances 0.000 title claims abstract description 64
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 26
- 238000000227 grinding Methods 0.000 claims abstract description 60
- 239000007769 metal material Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000010276 construction Methods 0.000 claims description 12
- 230000000670 limiting effect Effects 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 239000004567 concrete Substances 0.000 abstract description 12
- 239000000843 powder Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 238000004064 recycling Methods 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 5
- 238000010298 pulverizing process Methods 0.000 description 5
- 238000007605 air drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 239000010814 metallic waste Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B02C19/00—Other disintegrating devices or methods
- B02C19/20—Disintegrating by grating
-
- 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
-
- 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
-
- 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
- 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
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
-
- 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
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
-
- 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
- B03C1/30—Combinations with other devices, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/02—Codes relating to disintegrating devices adapted for specific materials for reinforced concrete
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Crushing And Grinding (AREA)
Abstract
The utility model provides a reinforced concrete waste classification reducing mechanism for building engineering, belongs to mechanical field, and it includes the organism, the top of organism is equipped with first reducing mechanism, the interior top of organism is equipped with feed divider, the inside of organism is close to feed divider's below and is equipped with the metal material collecting box, the interior bottom of organism is equipped with second reducing mechanism, the inside of organism is close to the below of second reducing mechanism and is equipped with the collecting chamber. The invention can greatly improve the quality of the produced concrete powder, is convenient for recycling in the later period, can air-dry the waste in the descending process, and can improve the secondary grinding quality of the waste in the later period.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a reinforced concrete waste classifying and crushing device for constructional engineering.
Background
At present, along with the rapid development of the building industry, the building is one of the post industries of national economy in China, along with the development of urban design in China, the urban update is rapid, the building scale is continuously enlarged, the generation and the discharge of building waste are also rapidly increased, a large amount of building waste is generated on a building construction site, most of waste in underdeveloped areas and cities is directly transported to suburbs or villages, and is piled up or buried in open air, if the waste is not treated or recycled, the environment pollution is caused, so that the requirement of a building waste recycling device is also increasing, and in order to improve the recycling efficiency of the building waste, the building waste is generally required to be crushed first.
The most of the construction waste belongs to reinforced concrete fragments, the crushing structure of the existing construction waste is simple, the waste is crushed by utilizing two crushing rollers, crushed stone powder is conveyed to a brickkiln for sale after crushing, and steel bars are picked out by staff and conveyed to a waste recycling station for sale, so that cost recycling is performed.
Disclosure of Invention
The invention aims to solve the problems of insufficient and thorough crushing of reinforced concrete waste and high labor intensity.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the reinforced concrete waste classifying and crushing device for the constructional engineering is characterized by comprising a machine body, wherein a first crushing mechanism is arranged at the top of the machine body, a material distributing mechanism is arranged at the inner top of the machine body, a metal material collecting box is arranged below the inner part of the machine body, which is close to the material distributing mechanism, a second crushing mechanism is arranged at the inner bottom of the machine body, and a collecting cavity is arranged below the inner part of the machine body, which is close to the second crushing mechanism.
A cross flow fan is arranged at the position of the top of the machine body, which is close to the two sides of the machine body, the output end of the cross flow fan is communicated with the inside of the machine body, a plurality of guide plates are arranged at the two ends of the inner side wall of the machine body and the two ends of the metal material collecting box, the guide plates are obliquely arranged and are arranged in a staggered mode,
the front end of organism is close to the position of metal material collecting box and articulates there is last material door, and the front end of organism is close to the position of collecting chamber and articulates there is down material door, and two supporting legs are all installed to the middle part both sides of organism.
The first crushing mechanism comprises a crushing chamber, wherein the crushing chamber is fixedly connected at the middle part of the top end of the machine body, the inside of the crushing chamber is communicated with the inside of the machine body, guide rods are movably connected to two sides of the inside of the crushing chamber, a feed inlet is formed in the middle part of the top end of the crushing chamber, crushing rollers are fixedly connected to the outer diameter of the middle part of the guide rods, the front ends of the guide rods penetrate through the outer wall of the crushing chamber and are provided with transmission gears, the inner side ends of the two transmission gears are meshed and connected, and a crushing motor is further arranged at the rear end of the crushing chamber, and the driving end of the crushing motor is arranged at the rear end of one guide rod.
The material distributing mechanism comprises a trapezoidal blanking table, side doors are hinged to the middle parts of the two ends of the trapezoidal blanking table, electromagnets are mounted at the inner ends of the side doors, and a vibrating motor is mounted at the middle part of the top end of the trapezoidal blanking table.
The first motor is installed at the interior top of trapezoidal blanking platform, and the drive end fixedly connected with threaded rod of first motor, the external diameter threaded connection of threaded rod has the slider, and the inside of slider is all run through at the equal fixedly connected with gag lever post in interior top both sides of trapezoidal blanking platform and the end of gag lever post, and the equal swing joint in both ends of slider is in the removal of connecting rod, and the equal swing joint in the other end of connecting rod is at the inboard end downside of corresponding side door.
The second crushing mechanism comprises a grinding cavity and a second motor, the grinding cavity is arranged at the inner bottom of the machine body, the second motor is arranged in the middle of the bottom end of the metal material collecting box, the driving end of the second motor is provided with a grinding disc through a connecting rod, the outer wall of the grinding disc is provided with an inclined plane, the outer wall of the grinding disc is also provided with grinding grains, and the inner bottom of the grinding cavity is provided with a discharging channel communicated with the collecting cavity.
The bottom of mill is equipped with the inner groovy, the connecting rod that the second motor drive end was connected still extends to the inside of mill and installs at the top of reduction gear, the bottom of reduction gear passes through the transfer line and extends to the inner groovy inside and install the locating disk, the inside swing joint of inner groovy has the movable block, the top both sides of movable block are all through reset spring connection on the roof of inner groovy, the top middle part fixedly connected with of movable block lower locating disk, reset spring and the equal fixedly connected with of one end that is close to each other of lower locating disk are to tooth hemisphere, the bottom fixedly connected with screen drum of movable block.
Through adopting by first crushing mechanism and second crushing mechanism constitution second crushing mechanism, finely smash and grind the waste material, can improve the quality of output concrete powder greatly, make things convenient for recycle in later stage.
Through adopting the air-drying structure of constituteing by cross flow fan and guide plate, can air-dry the waste material in the decline in-process and effect, can improve the secondary grinding quality of later stage waste material.
Through increasing partial material mechanism in the middle part, adsorb the reinforcing bar on trapezoidal blanking bench through the electro-magnet, open the side door after accomplishing smashing and put the reinforcing bar in the metal material collecting box, labour saving and time saving, classification effect is excellent, brings convenience for the staff.
According to the invention, the secondary crushing mechanism is composed of the first crushing mechanism and the second crushing mechanism, so that the quality of produced concrete powder can be greatly improved, the later recycling is facilitated, the air drying structure is composed of the cross flow fan and the guide plate, the waste in the descending process can be air-dried, the secondary grinding quality of the later waste can be improved, the material dividing mechanism is additionally arranged in the middle part, the reinforcing steel bars are adsorbed on the trapezoid blanking table through the electromagnet, and after crushing, the side door is opened to place the reinforcing steel bars into the metal material collecting box, so that the time and the labor are saved, the classification effect is excellent, and convenience is brought to workers.
Drawings
Fig. 1 is a schematic perspective view of a reinforced concrete waste classifying and crushing device for construction engineering according to the present invention;
fig. 2 is a front cross-sectional view of a reinforced concrete waste classification and crushing device for construction engineering according to the present invention;
fig. 3 is a schematic structural view of a material distributing mechanism in a reinforced concrete waste classifying and crushing device for construction engineering according to the present invention;
fig. 4 is a schematic structural view of a second crushing device in the reinforced concrete waste classification crushing device for construction engineering according to the present invention;
FIG. 5 is an enlarged view of FIG. 4 at A;
fig. 6 is a schematic structural view of a grinding disc in the reinforced concrete waste classification and grinding device for construction engineering.
In the figure, 1, a machine body; 2. a first pulverizing mechanism; 201. a pulverizing chamber; 202. a feed inlet; 203. a guide rod; 204. a pulverizing roller; 205. a transmission gear; 206. a crushing motor; 3. a material distributing mechanism; 301. a trapezoid blanking table; 302. a side door; 303. an electromagnet; 304. a first motor; 305. a threaded rod; 306. a slide block; 307. a limit rod; 308. a connecting rod; 309. a vibration motor; 4. a metal material collecting box; 5. a second pulverizing mechanism; 501. a grinding chamber; 502. a second motor; 503. grinding disc; 504. an inclined plane; 505. a blanking channel; 506. a speed reducer; 507. grinding lines; 508. an inner groove; 509. a transmission rod; 510. an upper positioning disk; 511. a movable block; 512. a return spring; 513. a lower positioning disc; 514. facing tooth hemispheres; 515. a screen drum; 6. a collection chamber; 7. a crossflow blower; 8. a deflector; 9. a feeding and taking door; 10. a lower material taking door; 11. and (5) supporting legs.
Detailed Description
1-6, a reinforced concrete waste classifying and crushing device for constructional engineering is characterized by comprising a machine body 1, a first crushing mechanism 2, a material distributing mechanism 3, a metal material collecting box 4, a second crushing mechanism 5, a collecting cavity 6, a cross flow fan 7, a guide plate 8, an upper material taking door 9, a lower material taking door 10 and supporting legs 11.
The top of organism 1 is equipped with first crushing mechanism 2, carries out preliminary crushing to the waste material, and the interior top of organism 1 is equipped with feed divider 3, classifies the waste material after smashing, and the inside of organism 1 is close to the below of feed divider 3 and is equipped with metal material collecting box 4, collects metal waste materials such as reinforcing bar, and the interior bottom of organism 1 is equipped with second crushing mechanism 5, carries out secondary crushing grinding to the waste material, and the inside of organism 1 is close to the below of second crushing mechanism 5 and is equipped with collecting chamber 6, collects the concrete powder waste material after grinding.
Further, referring to fig. 1 in combination with fig. 2, a cross flow fan 7 is installed at a position of the top of the machine body 1 near two sides of the machine body 1, and an output end of the cross flow fan 7 is communicated with the interior of the machine body 1, and a plurality of guide plates 8 are installed at two ends of an inner side wall of the machine body 1 and two ends of the metal material collecting box 4, wherein the guide plates 8 are obliquely arranged and are staggered.
Specifically, the cross flow fan 7 can blow the waste materials in the descending process to dry, so that the later grinding quality is improved, and meanwhile, the position of the guide plate can be continuously adjusted in the descending process of the waste materials, so that the air drying efficiency is improved.
Further, referring to fig. 1, an upper material taking door 9 is hinged to a front end of the machine body 1 near the metal material collecting box 4, a lower material taking door 10 is hinged to a front end of the machine body 1 near the collecting cavity 6, and two supporting legs 11 are mounted on two sides of the middle of the machine body 1.
Specifically, the upper material taking gate 9 is connected with the metal material collecting box 4, so that metal waste materials such as steel bars and the like can be conveniently taken out, and the lower material taking gate 10 can conveniently take out aggregate powder waste materials.
Further, referring to fig. 1, the first crushing mechanism 2 includes a crushing chamber 201, the crushing chamber 201 is fixedly connected in the middle of the top end of the machine body 1, the inside of the crushing chamber 201 is communicated with the inside of the machine body 1, two sides of the inside of the crushing chamber 201 are movably connected with guide rods 203, a feeding hole 202 is formed in the middle of the top end of the crushing chamber 201, crushing rollers 204 are fixedly connected to the outer diameters of the middle parts of the guide rods 203, the front ends of the guide rods 203 penetrate through the outer wall of the crushing chamber 201 and are provided with transmission gears 205, the inner side ends of the two transmission gears 205 are meshed and connected, a crushing motor 206 is further installed at the rear end of the crushing chamber 201, and the driving end of the crushing motor 206 is installed at the rear end of one guide rod 203.
Specifically, the reinforced concrete waste to be crushed is led into the crushing chamber 201 from the feed inlet 202, the crushing motor 206 drives one of the guide rods 203 to rotate, and the other guide rod 203 is driven to rotate in a following manner through the transmission of the transmission gear 205, so that the two crushing rollers 204 are driven to rotate, the reinforced concrete waste is primarily crushed, and the crushed concrete waste and the reinforced concrete are separated and enter the machine body 1 together to perform subsequent separation and secondary crushing operations.
Further, referring to fig. 3, the material separating mechanism 3 includes a trapezoidal blanking table 301, two end middle parts of the trapezoidal blanking table 301 are hinged with side doors 302, electromagnets 303 are mounted at inner side ends of the side doors 302, and a vibration motor 309 is mounted at the top middle part of the trapezoidal blanking table 301.
Specifically, the waste falls onto the trapezoid blanking table 301, the vibration motor 309 drives the trapezoid blanking table 301 to vibrate, the concrete waste can continuously descend along slopes on two sides of the trapezoid blanking table 301, and the steel bars can be adsorbed by the electromagnet 303 to stop falling, so that subsequent separation operation is facilitated.
Further, referring to fig. 3, a first motor 304 is installed at the inner top of the trapezoidal blanking table 301, a threaded rod 305 is fixedly connected with the driving end of the first motor 304, a sliding block 306 is connected with the outer diameter of the threaded rod 305 in a threaded manner, a limiting rod 307 is fixedly connected to both sides of the inner top of the trapezoidal blanking table 301, the tail ends of the limiting rod 307 penetrate through the inside of the sliding block 306, both ends of the sliding block 306 are movably connected to the movement of a connecting rod 308, and the other ends of the connecting rod 308 are movably connected to the lower sides of the inner side ends of the side doors 302.
Specifically, when all the raw materials are primarily crushed, the first motor 304 drives the threaded rod 305 to rotate, the slide block 306 rises due to the limiting effect of the limiting rod 307, the connecting rod 308 is driven to open the side door 303, the reinforcing steel bars are transferred to the inside of the trapezoid blanking table 301, the electromagnet 303 is powered off, the reinforcing steel bars smoothly fall into the metal material collecting box 4, and then the upper material taking door 9 is opened to take out the reinforcing steel bars.
Further, referring to fig. 4 in combination with fig. 5, the second pulverizing mechanism 5 includes a grinding cavity 501 and a second motor 502, the grinding cavity 501 is disposed at an inner bottom of the machine body 1, the second motor 502 is mounted at a middle of a bottom end of the metal material collecting box 4, a grinding disc 503 is mounted at a driving end of the second motor 502 through a connecting rod, an inclined plane 504 is disposed on an outer wall of the grinding disc 503, grinding grains 507 are further disposed on an outer wall of the grinding disc 503, and a blanking channel 505 communicated with the collecting cavity 6 is disposed at an inner bottom of the grinding cavity 501.
Specifically, concrete waste finally enters the grinding cavity 501, at this time, the second motor 502 drives the grinding disc 503 to rotate, the grinding disc 503 and the grinding lines 507 on the grinding cavity 501 are utilized to grind the waste secondarily, along with the grinding, the waste gradually stretches into the bottom of the grinding cavity 501 along the inclined plane 504, the grinding is finer, the purpose of fine grinding is achieved, and the waste enters the collecting cavity 6 from the blanking through 505 through the filtering of the screen cylinder 515 after reaching the bottom of the grinding cavity 501.
Further, referring to fig. 5 in combination with fig. 6, an inner groove 508 is formed at the bottom end of the grinding disc 503, a connecting rod connected to the driving end of the second motor 502 further extends to the inside of the grinding disc 503 and is installed at the top of the speed reducer 506, the bottom end of the speed reducer 506 extends to the inside of the inner groove 508 through a transmission rod 509 and is provided with an upper positioning disc 510, a movable block 511 is movably connected to the inside of the inner groove 508, two sides of the top end of the movable block 511 are connected to the top wall of the inner groove 508 through a return spring 512, a lower positioning disc 513 is fixedly connected to the middle of the top end of the movable block 511, a plurality of tooth aligning hemispheres 514 are fixedly connected to one end, close to each other, of the return spring 512 and the lower positioning disc 513, and a screen drum 515 is fixedly connected to the bottom end of the movable block 511.
Specifically, when the second motor 502 drives the grinding disc 503 to rotate, the transmission rod 509 and the upper positioning disc 510 are driven to rotate at a high speed under the action of the speed reducer 506, and the lower positioning disc 513 on the lower side and the tooth aligning structure formed by the tooth aligning hemisphere 514 are matched, and the limit of the return spring 512 is added, so that the movable block 511 and the bottom screen drum 515 vibrate up and down continuously, and the blanking speed is increased.
The application method of the invention comprises the following steps: the reinforced concrete waste to be crushed is led into the crushing chamber 201 from the feed inlet 202, the crushing motor 206 drives one guide rod 203 to rotate, the other guide rod 203 is driven to rotate by the transmission of the transmission gear 205, so that the two crushing rollers 204 are driven to rotate, the reinforced concrete waste is primarily crushed, the crushed concrete waste and the reinforced steel bar can be separated and enter the machine body 1 together and fall onto the trapezoid blanking table 301, the vibration motor 309 drives the trapezoid blanking table 301 to vibrate, the concrete waste can continue to be blanked along the two sides of the trapezoid blanking table 301, the reinforced steel bar can be adsorbed by the electromagnet 303 to stop falling, the first motor 304 drives the threaded rod 305 to rotate after all raw materials are primarily crushed, the limiting effect of the limiting rod 307 is utilized, the sliding block 306 is enabled to rise, the connecting rod 308 is driven to open the side door 303, the reinforced steel bar is transferred into the trapezoid blanking table 301, at this time, the electromagnet 303 is powered off, the steel bar smoothly falls into the metal material collecting box 4, then the upper material taking door 9 is opened to take out the steel bar, the concrete waste after preliminary crushing continuously descends through the guide plate 8, the cross flow fan 7 is opened during the period to blow dry the water in the waste, the powder quality at the later stage is ensured, the concrete waste finally enters the grinding cavity 501, at this time, the second motor 502 drives the grinding disc 503 to rotate, the grinding disc 503 and the grinding patterns 507 on the grinding cavity 501 are utilized to carry out secondary crushing grinding on the waste, along with the progress of grinding, the waste gradually stretches into the bottom of the grinding cavity 501 along the inclined plane 504, the finer grinding is achieved, the purpose of fine grinding is achieved, the waste enters the collecting cavity 6 from the blanking through 505 after reaching the bottom of the grinding cavity 501, meanwhile, the second motor 502 drives the grinding disc 503 to rotate through the action of the speed reducer 506, the transmission rod 509 and the upper positioning disc 510 are driven to rotate at a high speed, and the lower positioning disc 513 and the tooth aligning hemisphere 514 on the lower side are matched to form a tooth aligning structure, and the limit of the return spring 512 is added, so that the movable block 511 and the bottom screen drum 515 vibrate up and down continuously, the discharging speed is increased, and after all grinding work is completed, the lower material taking door 10 is opened to take out concrete powder from the collecting cavity 6.
Claims (8)
1. The reinforced concrete waste classifying and crushing device for the constructional engineering is characterized by comprising a machine body, wherein a first crushing mechanism is arranged at the top of the machine body, a distributing mechanism is arranged at the inner top of the machine body, a metal material collecting box is arranged below the inner part of the machine body, which is close to the distributing mechanism, a second crushing mechanism is arranged at the inner bottom of the machine body, and a collecting cavity is arranged below the inner part of the machine body, which is close to the second crushing mechanism.
2. The reinforced concrete waste classifying and crushing device for construction engineering according to claim 1, wherein a cross flow fan is installed at the position, close to two sides of the machine body, of the top of the machine body, the output end of the cross flow fan is communicated with the interior of the machine body, a plurality of guide plates are installed at two ends of the inner side wall of the machine body and two ends of the metal material collecting box, and the guide plates are obliquely arranged and are arranged in a staggered mode.
3. The reinforced concrete waste classifying and crushing device for construction engineering according to claim 1, wherein the front end of the machine body is hinged with an upper material taking door at a position close to the metal material collecting box, the front end of the machine body is hinged with a lower material taking door at a position close to the collecting cavity, and two supporting legs are arranged on two sides of the middle of the machine body.
4. The reinforced concrete waste classifying and crushing device for construction engineering according to claim 3, wherein the first crushing mechanism comprises a crushing chamber, the crushing chamber is fixedly connected in the middle of the top end of the machine body, the inside of the crushing chamber is communicated with the inside of the machine body, guide rods are movably connected to two sides of the inside of the crushing chamber, a feed inlet is formed in the middle of the top end of the crushing chamber, crushing rollers are fixedly connected to the outer diameters of the middle parts of the guide rods, the front ends of the guide rods penetrate through the outer walls of the crushing chamber and are provided with transmission gears, the inner side ends of the transmission gears are meshed and connected, a crushing motor is further arranged at the rear end of the crushing chamber, and the driving end of the crushing motor is arranged at the rear end of one guide rod.
5. The reinforced concrete waste classifying and crushing device for constructional engineering according to claim 1, wherein the material distributing mechanism comprises a trapezoidal blanking table, side doors are hinged to the middle parts of two ends of the trapezoidal blanking table, electromagnets are mounted at the inner ends of the side doors, and a vibrating motor is mounted at the middle part of the top end of the trapezoidal blanking table.
6. The reinforced concrete waste classifying and crushing device for constructional engineering according to claim 5, wherein the first motor is installed at the inner top of the trapezoid blanking table, the driving end of the first motor is fixedly connected with a threaded rod, the outer diameter of the threaded rod is in threaded connection with a sliding block, both sides of the inner top of the trapezoid blanking table are fixedly connected with limiting rods, the tail ends of the limiting rods penetrate through the inside of the sliding block, both ends of the sliding block are movably connected to the movement of a connecting rod, and the other end of the connecting rod is movably connected to the lower side of the inner side end of the corresponding side door.
7. The reinforced concrete waste classifying and crushing device for construction engineering according to claim 1, wherein the second crushing mechanism comprises a grinding cavity and a second motor, the grinding cavity is arranged at the inner bottom of the machine body, the second motor is arranged at the middle of the bottom end of the metal material collecting box, the driving end of the second motor is provided with a grinding disc through a connecting rod, the outer wall of the grinding disc is provided with an inclined plane, the outer wall of the grinding disc is further provided with grinding grains, and the inner bottom of the grinding cavity is provided with a discharging channel communicated with the collecting cavity.
8. The reinforced concrete waste classifying and crushing device for construction engineering according to claim 7, wherein the bottom end of the grinding disc is provided with an inner groove, the connecting rod connected with the driving end of the second motor also extends to the inside of the grinding disc and is arranged at the top of the speed reducer, the bottom end of the speed reducer extends to the inside of the inner groove through a transmission rod and is provided with an upper positioning disc, the inside of the inner groove is movably connected with a movable block, both sides of the top end of the movable block are connected to the top wall of the inner groove through return springs, the middle part of the top end of the movable block is fixedly connected with a lower positioning disc, one ends, close to each other, of the return springs and the lower positioning disc are fixedly connected with a plurality of tooth aligning hemispheres, and the bottom end of the movable block is fixedly connected with a screen drum.
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| CN202310338762.1A CN116618151A (en) | 2023-03-31 | 2023-03-31 | Reinforced concrete waste classification reducing mechanism for building engineering |
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| CN202310338762.1A CN116618151A (en) | 2023-03-31 | 2023-03-31 | Reinforced concrete waste classification reducing mechanism for building engineering |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117772759A (en) * | 2024-02-28 | 2024-03-29 | 山东东能建设服务有限公司 | Building rubbish breaker for building engineering |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117772759A (en) * | 2024-02-28 | 2024-03-29 | 山东东能建设服务有限公司 | Building rubbish breaker for building engineering |
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