CN114950683A - Construction waste coarse aggregate recycling device - Google Patents
Construction waste coarse aggregate recycling device Download PDFInfo
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- CN114950683A CN114950683A CN202210569894.0A CN202210569894A CN114950683A CN 114950683 A CN114950683 A CN 114950683A CN 202210569894 A CN202210569894 A CN 202210569894A CN 114950683 A CN114950683 A CN 114950683A
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- coarse aggregate
- construction waste
- crushing
- conveyor belt
- screening
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- 239000002699 waste material Substances 0.000 title claims description 72
- 238000010276 construction Methods 0.000 title claims description 71
- 238000004064 recycling Methods 0.000 title claims description 15
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 50
- 238000004140 cleaning Methods 0.000 claims abstract description 43
- 238000012216 screening Methods 0.000 claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 238000007667 floating Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 230000005540 biological transmission Effects 0.000 claims description 26
- 239000002245 particle Substances 0.000 claims description 26
- 238000001914 filtration Methods 0.000 claims description 25
- 238000007599 discharging Methods 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000005406 washing Methods 0.000 abstract description 17
- 239000004567 concrete Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000002791 soaking Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 9
- 239000012535 impurity Substances 0.000 description 9
- 238000000926 separation method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
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
- B02C1/005—Crushing or disintegrating by reciprocating members hydraulically or pneumatically operated
-
- 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
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
-
- 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
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-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
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
- B07B1/24—Revolving drums with fixed or moving interior agitators
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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
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The application discloses building rubbish coarse aggregate recycle device relates to the technical field of concrete raw materials production facility. Comprises a crushing device, a screening device, a discharge conveyor belt and a light garbage removing device; the discharge conveyor belt is used for conveying the building garbage coarse aggregates screened by the screening device; the light garbage removing device comprises a cleaning pool and a scum removing mechanism; the feed end of the discharge conveyor belt is positioned below the liquid level of the cleaning pool, and the scum removing mechanism is used for cleaning scum floating on the liquid level of the cleaning pool. The feed end of exit conveyor belt is located and washs pond liquid level below in this application, and the building rubbish coarse aggregate of transporting through exit conveyor belt all can be through the soaking washing of wasing the pond for the light debris that mix with in the building rubbish coarse aggregate float and are clear away by descumming mechanism at washing pond liquid level, and the content of the light debris in the building rubbish coarse aggregate that has significantly reduced has effectively improved the quality of building rubbish coarse aggregate.
Description
Technical Field
The application relates to the technical field of concrete raw material production equipment, in particular to a construction waste coarse aggregate recycling device.
Background
Concrete is a composite material formed by bonding aggregate with cement (cement paste) and hardening it over time. The aggregate generally comprises sand and stone which play the role of a skeleton in concrete, wherein the sand with the particle size of more than 5mm and less than 20mm is called as a coarse aggregate.
At present, construction waste is recycled and made into coarse aggregate to replace naturally formed sand and stone, but the coarse aggregate produced by the conventional construction waste coarse aggregate recycling device is often mixed with more impurities, wherein the most prominent is light impurities such as building thermal insulation plastics and the like used in the construction process of buildings, and the quality of the construction waste coarse aggregate is seriously influenced.
In view of the above-mentioned related technologies, the inventors considered that there was a defect that a part of the coarse aggregate was mixed with a large amount of light impurities such as building insulation plastics.
Disclosure of Invention
In order to improve the quality of building rubbish coarse aggregate, this application provides a building rubbish coarse aggregate recycle device.
The application provides a construction waste coarse aggregate recycle device adopts following technical scheme:
a construction waste coarse aggregate recycling device comprises a crushing device, a screening device, a discharge conveyor belt and a light waste removing device;
the crushing device is used for crushing the construction waste to a particle size which meets or is smaller than the particle size of the coarse aggregate;
the screening device is used for screening out the construction waste coarse aggregate which meets the size of the coarse aggregate particle size in the construction waste passing through the crushing device;
the discharge conveyor belt is used for conveying the building garbage coarse aggregates screened by the screening device;
the light garbage removing device comprises a cleaning pool and a scum removing mechanism; the feed end of the discharge conveyor belt is positioned below the liquid level of the cleaning pool, and the scum removing mechanism is used for cleaning scum floating on the liquid level of the cleaning pool.
Through adopting above-mentioned technical scheme, building rubbish is at first broken into the particle size of particle size at the effect of reducing mechanism and satisfies or is less than the particle size of coarse aggregate after, screening plant will satisfy the coarse aggregate of building rubbish of coarse aggregate particle size and carry to ejection of compact conveyer belt, because ejection of compact conveyer belt's feed end is located washing pond liquid level below, consequently, the building rubbish coarse aggregate of the transportation of ejection of compact conveyer belt all can be through the soaking washing of washing pond, make the light debris that mix with in the building rubbish coarse aggregate float and are cleared away at washing pond liquid level by descumming mechanism, the content of the light debris in the building rubbish coarse aggregate has significantly reduced, the quality of building rubbish coarse aggregate has effectively been improved.
Preferably, the scum removing mechanism comprises a filter tank, a water pump and an overflow port arranged on the cleaning tank;
the filtering tank is communicated with the cleaning tank through the overflow port, the initial water level in the cleaning tank is flush with the overflow port, a water filtering net is arranged at a position lower than the overflow port in the filtering tank, and the initial water level in the filtering tank is lower than the water filtering net;
the water suction pump is used for conveying water at the bottom of the filtering tank to the cleaning tank.
Through adopting above-mentioned technical scheme, start the suction pump, the water that the suction pump will filter in the pond is carried to wasing the pond in, the water level in the pond of wasing this moment rises, float in the light debris overflow of wasing pond surface to filtering the pond in, light rubbish and water separate under the strainer effect, water after the separation continues to flow to in the washing pond under the pump effect, when realizing the rivers circulation, uninterruptedly clear up the dross of wasing pond surface, both guaranteed efficient cleaning efficiency, and life is longer, the reliability is higher, for adopting mechanical structure to clear up the dross and effectively reduced the fault rate.
Preferably, the crushing device comprises a chassis, a first crushing roller, a second crushing roller and a first driving mechanism; the first crushing roller and the second crushing roller are rotationally connected in the case, and the first driving mechanism is used for driving the first crushing roller and the second crushing roller to rotate simultaneously.
By adopting the technical scheme, after the construction waste enters the case, the first driving mechanism is started, and the first driving mechanism drives the first crushing roller and the second crushing roller to rotate simultaneously, so that the construction waste is crushed into blocks with diameters meeting or smaller than the particle size of coarse aggregate, the crushing efficiency of the structure is higher, the crushing size can be controlled by changing the distance between the first crushing roller and the second crushing roller and the tooth distance, and the application range is wider.
Preferably, the first driving mechanism comprises a first driving motor and a first transmission assembly; the first transmission assembly comprises two transmission gears which are respectively and coaxially and fixedly connected with the first crushing roller and the second crushing roller, the two transmission gears are meshed with each other, and the output end of the first driving motor is coaxially and fixedly connected with any transmission gear.
Through adopting above-mentioned technical scheme, start first driving motor, first driving motor drives two drive gear and rotates mutually or back of the body mutually, and then drives first crushing roller and second and smash the relative or back of the body rotation of roller mutually, and then realizes the crushing effect to building rubbish.
Preferably, the screening device comprises an outer box, a drum screen rotationally connected in the outer box, and a second driving mechanism for driving the drum screen to rotate;
the feeding end of the drum screen is communicated with the discharging end of the crushing device, and the construction waste coarse aggregate output by the discharging end of the drum screen coarse aggregate can enter the feeding end of the discharging conveyor belt.
Through adopting above-mentioned technical scheme, start second actuating mechanism, second actuating mechanism drives the drum sieve and rotates for the building rubbish that gets into in the drum sieve is categorised, satisfies on the building rubbish coarse aggregate of coarse aggregate particle size gets into exit conveyor feed end, and screening efficiency is higher, is applicable to big batch screening, thereby guarantees the production efficiency of building rubbish coarse aggregate.
Preferably, the second driving mechanism comprises a second driving motor and a second transmission assembly; the second transmission assembly comprises a driven gear ring coaxially and fixedly connected with the outer peripheral side of the drum screen and a driving gear coaxially and fixedly connected with the output end of the second driving motor; the driving gear and the driven gear ring are meshed with each other.
Through adopting above-mentioned technical scheme, second driving motor passes through second transmission assembly and rotates from week side drive drum sieve, influences the material separation effect when avoiding rotating from drum sieve axis direction drive drum sieve, and then has improved screening efficiency.
Preferably, a boosting spiral is arranged on the inner peripheral side of the drum screen along the axial direction of the drum screen.
By adopting the technical scheme, when the rotary screen rotates, the boosting screw can push the construction waste coarse aggregate to move towards the coarse aggregate discharging end of the rotary screen, so that the discharging efficiency is improved; and the trommel screen can be horizontally arranged or obliquely arranged during installation, so that the limitation to the installation site is reduced.
Preferably, a pre-crushing device is arranged at the feed end of the crushing device and used for pre-crushing construction waste.
Through adopting above-mentioned technical scheme, set up breaker in advance at reducing mechanism's feed end for building rubbish is broken in advance before getting into reducing mechanism, avoids getting into reducing mechanism's the too big crushing efficiency that influences reducing mechanism of building rubbish volume.
Preferably, the pre-crushing device comprises a bearing box with an opening at the top, a hydraulic cylinder is arranged above the bearing box, and the output end of the hydraulic cylinder is fixedly connected with a pressure head for extruding the construction waste in the bearing box; and the side wall of the bearing box is provided with a screening grid, and the screening grid is used for controlling the size of the construction waste entering the crushing device.
Through adopting above-mentioned technical scheme, at first transport building rubbish to the bearing box in, start the pneumatic cylinder, the pneumatic cylinder drives the pressure head and extrudees the breakage to the building rubbish in the bearing box, and the building rubbish that accords with the volume requirement passes through in the grating entering reducing mechanism that sieves, has effectively avoided the too big condition of building rubbish volume that gets into in the reducing mechanism.
Preferably, an electromagnetic chuck is arranged above the discharge conveyor belt.
Through adopting above-mentioned technical scheme, set up electromagnet on ejection of compact conveyer belt, can adsorb the separation with the metal material in the building rubbish coarse aggregate, further reduce the metallic impurity in the building rubbish coarse aggregate.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the construction waste is firstly crushed into construction waste coarse aggregates with the particle size meeting or smaller than the particle size of the coarse aggregates under the action of the crushing device, the screening device conveys the construction waste coarse aggregates meeting the particle size of the coarse aggregates to the discharging conveyor belt, and the feeding end of the discharging conveyor belt is positioned below the liquid level of the cleaning tank, so that the construction waste coarse aggregates conveyed by the discharging conveyor belt are soaked and cleaned by the cleaning tank, light impurities mixed in the construction waste coarse aggregates float on the liquid level of the cleaning tank and are removed by the scum removing mechanism, the content of the light impurities in the construction waste coarse aggregates is greatly reduced, and the quality of the construction waste coarse aggregates is effectively improved;
2. the water pump conveys water in the filtering pool into the cleaning pool, light impurities floating on the surface of the cleaning pool overflow into the filtering pool, light garbage and water are separated under the action of the water filtering net, the separated water continuously flows into the cleaning pool under the action of the water pump, and scum on the surface of the cleaning pool is uninterruptedly cleaned while water flow circulation is realized, so that high-efficiency cleaning efficiency is ensured, the service life is long, the reliability is high, and the failure rate is effectively reduced compared with the method for cleaning the scum by adopting a mechanical structure;
3. the pre-crushing device is arranged at the feed end of the crushing device, so that the building garbage is pre-crushed before entering the crushing device, and the crushing efficiency of the crushing device is prevented from being influenced by the overlarge size of the building garbage entering the crushing device.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
FIG. 2 is a schematic diagram showing the overall structure of the sieving device and the pulverizing device in the embodiment of the present application.
Fig. 3 is a schematic sectional view showing a drum screen according to an embodiment of the present invention.
Fig. 4 is a schematic overall structure diagram showing the positional relationship between the screening device and the light garbage removing device in the embodiment of the present application.
Description of reference numerals: 1. a crushing device; 11. a chassis; 12. a first crushing roller; 13. a second crushing roller; 14. a first drive mechanism; 141. a first drive motor; 142. a transmission gear; 2. a screening device; 21. an outer box; 22. a drum screen; 221. boosting the spiral; 23. a second drive mechanism; 231. a second drive motor; 232. a driven gear ring; 233. a driving gear; 3. a discharge conveyor belt; 4. a light refuse removal device; 41. a cleaning tank; 42. a scum removing mechanism; 421. a filtration tank; 422. an overflow port; 423. a water pump; 5. a pre-crushing device; 51. a bearing box; 52. a hydraulic cylinder; 53. a pressure head; 54. and (4) screening the grids.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses construction waste coarse aggregate recycle device.
Examples
Referring to fig. 1, a construction waste coarse aggregate recycling device comprises a crushing device 1, a screening device 2, a discharge conveyor belt 3 and a light waste removing device 4. The smashing device 1 is used for smashing building garbage to the particle size that the particle size satisfies or is less than the particle size of coarse aggregate, and screening plant 2 is used for screening the building garbage coarse aggregate that satisfies the particle size of coarse aggregate through smashing device 1, and discharge conveyor 3 is used for transporting the building garbage coarse aggregate that screening plant 2 screened, and light garbage clearing device 4 is used for clearing away the light garbage that mix with in the building garbage coarse aggregate on discharge conveyor 3.
Referring to fig. 2, the crushing device 1 includes a case 11 with a feeding port vertically arranged upwards, and a discharging port is arranged at the bottom of the case 11. A first crushing roller 12 and a second crushing roller 13 are rotatably connected to the middle of the cabinet 11, and the first crushing roller 12 and the second crushing roller 13 are arranged in parallel. The crushing apparatus 1 further includes a first drive mechanism 14 that rotates the first crushing roller 12 and the second crushing roller 13 in opposite directions.
The first drive mechanism 14 includes a first drive motor 141 and a first transmission assembly. The first transmission assembly comprises two transmission gears 142 which are respectively coaxially and fixedly connected with the first crushing roller 12 and the second crushing roller 13, the two transmission gears 142 are both positioned outside the machine box 11, and the two transmission gears 142 are meshed with each other. The first driving motor 141 is fixed on the side wall of the cabinet 11, and the output end of the first driving motor 141 is coaxially and fixedly connected with the first crushing roller 12 or the second crushing roller 13.
When the construction waste is crushed, the first driving motor 141 is started, the first driving motor 141 drives the two transmission gears 142 to rotate along opposite directions, the first crushing roller 12 and the second crushing roller 13 are further driven to rotate to crush the construction waste entering the machine case 11, the crushed particle size is adjusted according to actual needs by changing the distance between the first crushing roller 12 and the second crushing roller 13 and the tooth distance of the crushing rollers, and finally the construction waste which meets or is smaller than the particle size of coarse aggregate is obtained.
The screening device 2 comprises an outer box 21, a drum screen 22 rotatably connected to the outer box 21, and a second driving mechanism 23 for driving the drum screen 22 to rotate. The rotary screen 22 penetrates through the outer box 21, and two open ends of the rotary screen 22 in the axial direction are respectively close to the discharge port of the crushing device 1 and the feed end of the discharge conveyor belt 3. The opening of the drum screen 22 close to one end of the crushing device 1 is a feeding hole, a material conveying groove is communicated between the opening and the discharging hole of the crushing device 1, and construction waste output from the opening end of the crushing device 1 can enter the drum screen 22.
The opening that the drum sieve 22 is close to the one end of exit conveyor 3 is the coarse aggregate discharge gate, and the building rubbish coarse aggregate after the screening of drum sieve 22 is followed this opening output to this opening is located exit conveyor 3 feed end directly over, and the building rubbish coarse aggregate of following this opening output can drop to exit conveyor 3 on. The middle position of the rotary screen 22 is communicated with the outer box 21, a small-particle-size construction waste discharge hole is formed in the bottom of the outer box 21, and construction waste with the particle size smaller than that of the coarse aggregate is discharged along the small-particle-size construction waste discharge hole.
The second driving mechanism 23 includes a second driving motor 231 and a second transmission assembly. The second transmission component comprises a driven gear ring 232 coaxially and fixedly connected with the outer periphery of the drum screen 22, and the driven gear ring 232 is positioned outside the outer box 21. The second transmission assembly further includes a driving gear 233 coaxially and fixedly connected to an output end of the second driving motor 231, the second driving motor 231 is fixed to a sidewall of the outer case 21, and the driving gear 233 and the driven gear ring 232 are engaged with each other.
Second driving motor 231 rotates from week side drive drum sieve 22 through second transmission assembly, influences the material separation effect when avoiding rotating from drum sieve 22 axis direction drive drum sieve 22, and then has improved screening efficiency.
Preferably, referring to fig. 3, an assist screw 221 is fixedly connected to the inner peripheral side of the drum screen 22 along the axial direction thereof, and when the drum screen 22 is driven to rotate, the assist screw 221 can push the construction waste coarse aggregate staying at the inner side of the drum screen 22 to move towards the coarse aggregate discharge port, so that the discharge efficiency is improved. And the construction waste coarse aggregate is provided with power moving towards the direction of the coarse aggregate discharge port, and the output of the construction waste coarse aggregate can be realized under the condition that the drum screen 22 is horizontally placed, so that the limitation on the requirement of an installation site is reduced.
Referring to fig. 4, the light garbage removal apparatus 4 includes a washing tank 41 and a descumming mechanism 42. The discharging conveyor belt 3 is obliquely arranged on the cleaning pool 41, the feeding end of the discharging conveyor belt 3 is positioned below the liquid level of the cleaning pool 41, and the construction waste coarse aggregates conveyed by the discharging conveyor belt 3 can be soaked and cleaned in the cleaning pool 41, so that light garbage mixed in the construction waste coarse aggregates floats on the surface of the cleaning pool 41 and is separated from the construction waste coarse aggregates.
The descumming mechanism 42 is used for cleaning the scum floating on the liquid level of the cleaning tank 41, and the descumming mechanism 42 includes a filtering tank 421 disposed adjacent to the cleaning tank 41, an overflow port 422 disposed on the side wall of the cleaning tank 41, and a water pump 423. The washing tank 41 is communicated with the filtering tank 421 through the overflow port 422, the initial water level in the washing tank 41 is flush with the overflow port 422, the position in the filtering tank 421, which is lower than the overflow port 422, is fixedly connected with a water strainer, and the initial water level in the filtering tank 421 is lower than the water strainer. The suction pump 423 input sets up with filtering ponds 421 bottom intercommunication, and the suction pump 423 output sets up with washing pond 41 intercommunication, and suction pump 423 is used for supplementing the water in the filtering ponds to washing pond 41 internal recycle.
When clearing up the building rubbish coarse aggregate on the ejection of compact drive belt, start suction pump 423, suction pump 423 carries the water in the filtering ponds 421 to washing 41, the water level in washing 41 rises this moment, float in the light debris overflow of washing 41 surfaces to filtering ponds 421 in, light rubbish and water separate under the water strainer effect, water after the separation continues to flow to washing 41 under suction pump 423's effect in, when realizing rivers circulation, uninterruptedly clear up the dross on washing 41 surfaces of pond, both guaranteed efficient cleaning efficiency, and life is longer, the reliability is higher, for adopting mechanical structure to clear up the dross effectively reduced the fault rate.
Referring to fig. 1, in order to improve the crushing efficiency of the crushing device 1, the feeding end of the crushing device 1 is provided with a pre-crushing device 5, and the pre-crushing device 5 is used for pre-crushing construction waste, so that the crushing efficiency of the crushing device 1 is prevented from being influenced by the overlarge volume of the construction waste.
The pre-crushing device 5 comprises a bearing box 51, and the top of the bearing box 51 is provided with an opening. The hydraulic cylinder 52 is arranged right above the opening end of the bearing box 51, the output end of the hydraulic cylinder 52 is fixedly connected with a pressure head 53, and the pressure head 53 can extrude and crush the construction waste in the bearing box 51 under the action of the hydraulic cylinder 52. The side wall of the bearing box 51 is provided with screening grids 54, and the width between the screening grids 54 is adjusted according to actual needs, so that the volume of the output construction waste is controlled. Bearing box 51 is gone up and is corresponded position department fixedly connected with transportation slide with screening bars 54, and the directional quick-witted case 11 open end of transportation slide slope sets up, and the construction waste after the breaker is broken can follow transportation slide landing to quick-witted incasement 11.
In order to screen out the metal sundries mixed in the construction waste coarse aggregate, an electromagnetic chuck is arranged at the discharge end of the discharge conveyor belt 3 and used for removing the metal sundries mixed in the construction waste coarse aggregate.
The implementation principle of the above embodiment is as follows:
after the construction waste is firstly crushed into the size of the particle diameter meeting or smaller than the size of the particle diameter of the coarse aggregate under the action of the crushing device 1, the screening device 2 conveys the construction waste coarse aggregate meeting the size of the particle diameter of the coarse aggregate to the discharging conveyor belt 3, and the feeding end of the discharging conveyor belt 3 is positioned below the liquid level of the cleaning tank 41, so that the construction waste coarse aggregate conveyed by the discharging conveyor belt 3 can be soaked and cleaned by the cleaning tank 41, light impurities mixed in the construction waste coarse aggregate float on the liquid level of the cleaning tank 41 and are removed by the scum removing mechanism 42, the content of the light impurities in the construction waste coarse aggregate is greatly reduced, and the quality of the construction waste coarse aggregate is effectively improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above 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 building rubbish coarse aggregate recycle device which characterized in that: comprises a crushing device (1), a screening device (2), a discharge conveyor belt (3) and a light garbage removing device (4);
the crushing device (1) is used for crushing the construction waste to the particle size which meets or is smaller than the particle size of the coarse aggregate;
the screening device (2) is used for screening out the construction waste coarse aggregate meeting the size of the coarse aggregate particle size in the construction waste passing through the crushing device (1);
the discharging conveyor belt (3) is used for conveying the construction waste coarse aggregates screened by the screening device (2);
the light garbage removing device (4) comprises a cleaning pool (41) and a scum removing mechanism (42); the feed end of the discharge conveyor belt (3) is positioned below the liquid level of the cleaning tank (41), and the scum removing mechanism (42) is used for cleaning scum floating on the liquid level of the cleaning tank (41).
2. The construction waste coarse aggregate recycling device according to claim 1, characterized in that: the scum removing mechanism (42) comprises a filter tank (421), a water suction pump (423) and an overflow port (422) arranged on the cleaning tank (41);
the filtering tank (421) is communicated with the cleaning tank (41) through the overflow port (422), the initial water level in the cleaning tank (41) is flush with the overflow port (422), a water filtering net is arranged in the filtering tank (421) at a position lower than the overflow port (422), and the initial water level in the filtering tank (421) is lower than the water filtering net;
the water pump (423) is used for conveying the water at the bottom of the filtering tank (421) to the cleaning tank (41).
3. The construction waste coarse aggregate recycling device according to claim 1, characterized in that: the crushing device (1) comprises a machine box (11), a first crushing roller (12), a second crushing roller (13) and a first driving mechanism (14); the first crushing roller (12) and the second crushing roller (13) are rotationally connected in the case (11), and the first driving mechanism (14) is used for driving the first crushing roller (12) and the second crushing roller (13) to rotate simultaneously.
4. The construction waste coarse aggregate recycling device according to claim 3, characterized in that: the first driving mechanism (14) comprises a first driving motor (141) and a first transmission component; the first transmission assembly comprises two transmission gears (142) which are respectively and coaxially and fixedly connected with the first crushing roller (12) and the second crushing roller (13), the two transmission gears (142) are meshed with each other, and the output end of the first driving motor (141) is coaxially and fixedly connected with any transmission gear (142).
5. The construction waste coarse aggregate recycling device according to claim 1, characterized in that: the screening device (2) comprises an outer box (21), a rotary screen (22) rotatably connected in the outer box (21), and a second driving mechanism (23) for driving the rotary screen (22) to rotate;
the feeding end of the drum screen (22) is communicated with the discharging end of the crushing device (1), and the construction waste coarse aggregate output by the discharging end of the drum screen (22) can enter the feeding end of the discharging conveyor belt (3).
6. The construction waste coarse aggregate recycling device according to claim 5, characterized in that: the second driving mechanism (23) comprises a second driving motor (231) and a second transmission assembly; the second transmission assembly comprises a driven gear ring (232) coaxially and fixedly connected with the outer peripheral side of the rotary screen (22), and further comprises a driving gear (233) coaxially and fixedly connected with the output end of the second driving motor (231); the driving gear (233) and the driven gear ring (232) are meshed with each other.
7. The construction waste coarse aggregate recycling device according to claim 5, characterized in that: and a boosting spiral (221) is arranged on the inner peripheral side of the drum screen (22) along the axis direction.
8. The construction waste coarse aggregate recycling device according to claim 3, characterized in that: the feed end of the smashing device (1) is provided with a pre-smashing device (5), and the pre-smashing device (5) is used for pre-smashing construction waste.
9. The construction waste coarse aggregate recycling device according to claim 8, characterized in that: the pre-crushing device (5) comprises a bearing box (51) with an opening at the top, a hydraulic cylinder (52) is arranged above the bearing box (51), and the output end of the hydraulic cylinder (52) is fixedly connected with a pressure head (53) for extruding construction waste in the bearing box (51); the side wall of the bearing box (51) is provided with a screening grid (54), and the screening grid (54) is used for controlling the size of construction waste entering the crushing device (1).
10. The construction waste coarse aggregate recycling device according to claim 1, characterized in that: an electromagnetic chuck is arranged above the discharging conveyor belt (3).
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| CN202210569894.0A CN114950683A (en) | 2022-05-24 | 2022-05-24 | Construction waste coarse aggregate recycling device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116922579A (en) * | 2023-07-24 | 2023-10-24 | 李振 | Concrete production pretreatment process |
| CN118254277A (en) * | 2024-05-08 | 2024-06-28 | 哈尔滨工业大学 | Raw material mixing device and method for producing low-carbon concrete using waste aerated blocks |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100509234B1 (en) * | 2004-10-15 | 2005-08-22 | 유한회사 개암 이엔티 | A flating matter sorting devicde of construction waste |
| CN200951609Y (en) * | 2006-09-08 | 2007-09-26 | 张国英 | White garbage sorter |
| CN107413467A (en) * | 2017-08-09 | 2017-12-01 | 广西综改咨询服务有限公司 | A kind of shelled peanut pulverizer mill |
| CN108160169A (en) * | 2017-12-27 | 2018-06-15 | 宿迁峰驰安防有限公司 | A kind of legume crop efficiency crushing device and production and preparation method thereof |
| CN209035102U (en) * | 2018-11-12 | 2019-06-28 | 姜宇梁 | A kind of construction waste crushing device |
| CN209109231U (en) * | 2018-10-31 | 2019-07-16 | 湖北荣协电力器材有限公司 | A kind of dnockout building waste grinding device |
| CN110575887A (en) * | 2019-09-21 | 2019-12-17 | 程思铭 | A medical waste classification collection system |
| CN111686924A (en) * | 2020-06-19 | 2020-09-22 | 合肥欣畅源光电科技有限公司 | Foamed concrete sorting machine |
| CN212092736U (en) * | 2020-03-10 | 2020-12-08 | 舟山市金科资源再生有限公司 | Building rubbish flotation device |
| CN112058482A (en) * | 2020-08-28 | 2020-12-11 | 中铁四局集团第二工程有限公司 | Building solid waste light material separation equipment and application method |
| CN212681284U (en) * | 2020-05-19 | 2021-03-12 | 深圳市文浩环保再生有限公司 | Construction waste impurity separation processing system |
| CN215197103U (en) * | 2020-12-29 | 2021-12-17 | 庞新龙 | Multi-functional building dregs screening plant |
| CN114082640A (en) * | 2021-11-29 | 2022-02-25 | 深圳市和志诚环保建材有限公司 | Preparation system and preparation process of recycled stone for concrete |
-
2022
- 2022-05-24 CN CN202210569894.0A patent/CN114950683A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100509234B1 (en) * | 2004-10-15 | 2005-08-22 | 유한회사 개암 이엔티 | A flating matter sorting devicde of construction waste |
| CN200951609Y (en) * | 2006-09-08 | 2007-09-26 | 张国英 | White garbage sorter |
| CN107413467A (en) * | 2017-08-09 | 2017-12-01 | 广西综改咨询服务有限公司 | A kind of shelled peanut pulverizer mill |
| CN108160169A (en) * | 2017-12-27 | 2018-06-15 | 宿迁峰驰安防有限公司 | A kind of legume crop efficiency crushing device and production and preparation method thereof |
| CN209109231U (en) * | 2018-10-31 | 2019-07-16 | 湖北荣协电力器材有限公司 | A kind of dnockout building waste grinding device |
| CN209035102U (en) * | 2018-11-12 | 2019-06-28 | 姜宇梁 | A kind of construction waste crushing device |
| CN110575887A (en) * | 2019-09-21 | 2019-12-17 | 程思铭 | A medical waste classification collection system |
| CN212092736U (en) * | 2020-03-10 | 2020-12-08 | 舟山市金科资源再生有限公司 | Building rubbish flotation device |
| CN212681284U (en) * | 2020-05-19 | 2021-03-12 | 深圳市文浩环保再生有限公司 | Construction waste impurity separation processing system |
| CN111686924A (en) * | 2020-06-19 | 2020-09-22 | 合肥欣畅源光电科技有限公司 | Foamed concrete sorting machine |
| CN112058482A (en) * | 2020-08-28 | 2020-12-11 | 中铁四局集团第二工程有限公司 | Building solid waste light material separation equipment and application method |
| CN215197103U (en) * | 2020-12-29 | 2021-12-17 | 庞新龙 | Multi-functional building dregs screening plant |
| CN114082640A (en) * | 2021-11-29 | 2022-02-25 | 深圳市和志诚环保建材有限公司 | Preparation system and preparation process of recycled stone for concrete |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116922579A (en) * | 2023-07-24 | 2023-10-24 | 李振 | Concrete production pretreatment process |
| CN116922579B (en) * | 2023-07-24 | 2024-04-30 | 广西建宏水泥制品有限公司 | Concrete production pretreatment process |
| CN118254277A (en) * | 2024-05-08 | 2024-06-28 | 哈尔滨工业大学 | Raw material mixing device and method for producing low-carbon concrete using waste aerated blocks |
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Application publication date: 20220830 |