CN117884210A - Material recycling device for low-carbon building construction - Google Patents
Material recycling device for low-carbon building construction Download PDFInfo
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- CN117884210A CN117884210A CN202410290631.5A CN202410290631A CN117884210A CN 117884210 A CN117884210 A CN 117884210A CN 202410290631 A CN202410290631 A CN 202410290631A CN 117884210 A CN117884210 A CN 117884210A
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- screening
- recycling
- box
- jaw
- recovery
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- 238000004064 recycling Methods 0.000 title claims abstract description 67
- 239000000463 material Substances 0.000 title claims abstract description 54
- 238000009435 building construction Methods 0.000 title claims abstract description 17
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 15
- 238000012216 screening Methods 0.000 claims abstract description 275
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 239000002699 waste material Substances 0.000 claims abstract description 37
- 238000011084 recovery Methods 0.000 claims description 47
- 239000011449 brick Substances 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 20
- 230000017525 heat dissipation Effects 0.000 claims description 17
- 239000000428 dust Substances 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 11
- 239000003575 carbonaceous material Substances 0.000 claims description 7
- 239000012634 fragment Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000005034 decoration Methods 0.000 abstract description 14
- 239000007769 metal material Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007670 refining Methods 0.000 abstract description 3
- 239000011469 building brick Substances 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 15
- 239000004566 building material Substances 0.000 description 11
- 239000002893 slag Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 238000007873 sieving Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000010782 bulky waste Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/02—Jaw crushers or pulverisers
- B02C1/04—Jaw crushers or pulverisers with single-acting jaws
-
- 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
- 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
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after 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
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a material recycling device for low-carbon building construction, which belongs to the field of building brick material recycling, and comprises a screening recycling box, wherein a recycling screening unit is arranged in the screening recycling box and is used for screening large-volume waste materials after decoration dismantling, crushing small-volume waste materials after decoration dismantling and refining and screening materials after recycling and crushing mechanisms, and a recycling temporary storage mechanism is arranged at the outer side of the screening recycling box and is used for storing materials after crushing and screening of the recycling screening unit. According to the invention, the large-volume waste materials in the building decoration materials slide rightwards into the primary screening temporary storage box through the inclined screening bracket, and the small-volume waste materials fall to the top of the jaw broken pieces through the screening cross arm and are broken, so that the broken pieces are subjected to re-screening, and the metal materials and the light plastic materials which can be adsorbed by magnetic force in the mixed broken pieces can be classified and recovered, thereby achieving the effect of improving the recycling value of the waste materials of the building decoration.
Description
Technical Field
The invention relates to the technical field of building decoration material recovery, in particular to a material recovery and utilization device for low-carbon building construction.
Background
After the main structure of the house is built, the indoor redundant wall surface is required to be planned to be dismantled according to an indoor design drawing, a large amount of building rubbish mainly comprising brick materials, concrete and heat-insulating materials is generated in the wall surface dismantling process, and therefore the low-carbon green living environment can be quickened to be built by recycling waste materials generated in the building decoration process.
At present, when the wall building material is dismantled in the decoration process, the wall building material is directly crushed through the crushing device to form the slag mixed by various building materials, and when the wall building material is recycled, the wall building material can only be used as an earthwork backfill material, and the recycling value of other materials is undoubtedly wasted, such as: the mixed slag contains steel bars and wall bracing metal materials for wall support (stretch resistance), PVC pipes for water conduction and foam layer plastic materials for heat preservation.
Therefore, we propose a low-carbon material recycling device for building construction.
Disclosure of Invention
The invention aims to solve the problem that the metal materials and plastic materials in the mixed slag cannot be effectively recycled by directly crushing the dismantled wall building materials through a crushing device in the existing decoration process, and the recycling value of the dismantled building materials is reduced.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a low-carbon material recycle device for construction, includes the screening recovery case that is used for the fitment to demolish the material, the top intercommunication of screening recovery case has the dust to handle the pipe, the inside of screening recovery case is provided with retrieves screening unit, retrieve screening unit by the recovery of the processing sequence of demolishing material top-down according to the dress and repair just screening mechanism, retrieve broken mechanism and retrieve and sieve mechanism again and constitute, retrieve just screening mechanism and be used for sieving the fitment and demolish back bulky waste material, retrieve broken mechanism and be used for smashing the fitment and demolish back small-size waste material, retrieve and sieve the mechanism again and be used for refining the screening to retrieve the broken material after the broken mechanism, the outside of screening recovery case is provided with retrieves temporary storage mechanism, retrieve temporary storage mechanism and be used for storing the broken material after sieving of retrieving screening unit.
Preferably, the recovery primary screening mechanism comprises a screening feeding box arranged at the top of the side surface of the screening recovery box, a recovery sealing pipe is communicated with the top of the screening feeding box, a primary screening transverse inlet is formed in the bottom of the screening feeding box, an inclined screening bracket is arranged below the primary screening transverse inlet, and a screening cross arm is fixed in the inclined screening bracket.
Preferably, the top of screening xarm is provided with the screening that is fixed in screening recovery case roof and blocks the support, screening blocks support bottom swing joint and has the lift screening extrusion piece, just the lift screening extrusion piece is located two front and back adjacencies screening xarm's breach top.
Preferably, the recovery crushing mechanism comprises a jaw crushing matching block fixed at the bottom of the screening cross arm and opposite to the inclination direction of the screening cross arm, and a jaw crusher is arranged at the bottom of the screening cross arm and is driven to reciprocate by a crushing servo motor, jaw fragments and a transmission part through the crushing servo motor.
Preferably, the jaw crushing matching blocks and the jaw crushing pieces are arranged in a staggered mode, and are arranged in a downward inclined mode, and a crushing outlet is formed in the left side of the jaw crushing pieces.
Preferably, the recycling and re-screening mechanism comprises a heat dissipation screening pipe arranged on the left side wall of the screening recycling bin, the heat dissipation screening pipe is connected with a screening blower, and an arc-shaped screening bracket is arranged on the inner bottom wall of the screening recycling bin.
Preferably, the heat dissipation screening pipe is located the inboard air outlet top of screening collection box is provided with the rotary screening arc circle of sliding connection in screening collection box lateral wall, just the rotary screening arc circle is opposite with the crooked direction of arc screening support.
Preferably, the recovery temporary storage mechanism comprises a primary screening temporary storage box communicated to the right side of the screening recovery box, an electromagnet collecting support is slidably connected to the inner wall of the primary screening temporary storage box, a vertical collecting support is connected to the upper rotating part of the electromagnet collecting support, and brick collecting through holes are formed between the electromagnet collecting support and the vertical collecting support.
Preferably, the inner wall sliding connection of screening collection box has the screening collection box again, the inner wall sliding connection of screening collection box is provided with the pneumatic slider that detects, just the left side touching of pneumatic detection slider is connected with touching formula start switch, touching formula start switch top electricity is connected with the electric lift pneumatic cylinder that is fixed in screening collection box left side, just electric lift pneumatic cylinder bottom is fixed with the lift seal support with screening collection box left side wall sliding connection through the hydraulic link, pneumatic detection slider sliding connection is on lift seal support right side, the screening collection box left side is fixed mutually with lift seal support right side again, just the inside rescreen collection cavity that is provided with of screening collection box again.
Compared with the prior art, the invention has the beneficial effects that:
1. the wall building materials dismantled in the decoration process are directly crushed by the crushing device and can not effectively recycle the metal materials and plastic materials in the mixed broken slag, the problem of recycling value of the materials for building decoration is reduced, the devices such as the screening feeding box, the inclined screening bracket and the jaw crusher are matched, the wall building materials dismantled in the decoration process fall into the screening feeding box through the recycling closed pipe, the inclined screening bracket slides the large-volume waste into the primary screening temporary storage box rightwards, the small-volume waste falls to the top of the jaw broken slag through the screening cross arm and is crushed, so that the crushed broken slag can be subjected to screening again by the screening air flow blown by the screening blower, and the metal materials and the light plastic materials which can be adsorbed by magnetic force in the mixed broken slag can be classified and recycled, thereby achieving the effect of improving recycling value of the waste materials for building decoration.
2. Through being provided with devices such as lift screening extrusion piece, jaw broken piece and screening xarm and mutually supporting, can recycle the brick material and slide to screening xarm top at bulky waste material after, extrude its top through lift screening extrusion piece to demolish the concrete from the brick material surface, simplify the clearance step of recycling of back brick material, promote the usable value of back brick material.
3. Through being provided with devices such as heat dissipation screening pipe, arc screening support and rescreening collection box and mutually supporting, behind little volume waste material through jaw breaker breakage whereabouts, start screening air-blower to heat dissipation screening pipe blast air to the waste material to screening recovery case inner wall of the interior diapire of screening recovery case drives, thereby drives different quality waste materials and removes to arc screening support different height departments, and offset the drive force through the component of waste material gravity along the drive force direction, make the waste material stay at arc screening support different height departments, reach the effect of pneumatic rescreening, the waste material after the follow-up is to screening through rescreening collection box carries out classified collection.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a material recycling device for low-carbon building construction;
FIG. 2 is an exploded view of the internal structure of the material recycling device for low-carbon construction according to the present invention;
FIG. 3 is an exploded view of an inclined screening bracket structure of the material recycling device for low-carbon building construction;
FIG. 4 is an exploded view of the internal structure of the low-carbon construction material recycling device according to the present invention from another view;
FIG. 5 is a schematic cross-sectional view of a rotary screening arc ring structure of a material recycling device for low-carbon building construction;
FIG. 6 is a schematic diagram of a re-screening collecting box of the material recycling device for low-carbon building construction;
fig. 7 is a schematic diagram of a touch type starting switch and a pneumatic detection sliding block of a cross section of a lifting closed bracket of a material recycling device for low-carbon building construction.
In the figure: 1. screening and recycling the box; 11. a dust treatment tube; 2. screening and feeding the materials into a material box; 21. recovering the closed pipe; 22. a primary screening transverse inlet; 3. a screening bracket is obliquely arranged; 31. screening a cross arm; 311. jaw crushing matching blocks; 32. a screening blocking support; 33. lifting and screening the extrusion blocks; 4. jaw crusher; 41. a crushing servo motor; 42. jaw-type broken pieces; 5. a heat-dissipation screening pipe; 51. screening the blower; 52. an arc screening bracket; 53. rotating the screening arc ring; 6. a primary screening temporary storage box; 61. an electromagnet collecting bracket; 62. a vertical collection support; 7. sieving the collection box again; 71. pneumatic detection sliding blocks; 72. an electric lifting hydraulic cylinder; 73. lifting the closed bracket; 74. the collection chamber is then screened.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
Referring to fig. 1 to 7, a material recycling device for low-carbon construction, including the screening recovery case 1 that is used for the fitment to demolish the material, the top intercommunication of screening recovery case 1 has dust treatment pipe 11, the inside of screening recovery case 1 is provided with retrieves screening unit, retrieve screening unit by the recovery according to repair the processing sequence of demolishing material top-down and retrieve broken mechanism and retrieve and sieve mechanism again, retrieve and sieve mechanism and be used for sieving the fitment and demolish back bulky waste material, retrieve broken mechanism and be used for smashing the fitment and demolish back small-size waste material, retrieve and sieve mechanism again and be used for refining the screening to retrieve broken material after the broken mechanism, the outside of screening recovery case 1 is provided with retrieves temporary storage mechanism, retrieve temporary storage mechanism and be used for storing the broken material after sieving of retrieving screening unit.
Through above-mentioned technical scheme, after retrieving the screening mechanism and blowing into screening air, drive the dust in the crushed aggregates and upwards remove to discharge screening collection box 1 with the dust through dust treatment pipe 11, can communicate liquid dust collecting equipment at the dust treatment pipe 11 exit and absorb the processing to the dust this moment, avoid polluting screening collection box 1 external environment.
As shown in fig. 3 and 4, the recovery primary screening mechanism comprises a screening feeding box 2 arranged at the top of the side surface of a screening recovery box 1, a recovery sealing pipe 21 is communicated with the top of the screening feeding box 2, a primary screening transverse inlet 22 is formed in the bottom of the screening feeding box 2, an inclined screening bracket 3 is arranged below the primary screening transverse inlet 22, and a screening cross arm 31 is fixed in the inclined screening bracket 3.
Through the technical scheme, the top of the screening cross arm 31 is provided with the screening blocking bracket 32 fixed on the inner top wall of the screening recovery box 1, the bottom of the screening blocking bracket 32 is movably connected with the lifting screening extrusion block 33, and the lifting screening extrusion block 33 is positioned above the gaps of two front and rear adjacent screening cross arms 31;
based on the above, the interval between the front and rear adjacent screening cross arms 31 is smaller than the width of the recycled brick, so that when the recycled brick passes through the top of the screening cross arm 31, the recycled brick is collected from the right side of the top of the inclined screening bracket 3, and when the large-size building waste, namely the large-area brick falls down, the brick top is extruded through the lifting screening extrusion block 33, and the concrete on the surfaces of the small-area brick and the large-area brick is screened from the interval between the screening cross arms 31, so that the recycled large-size brick is ensured to be free from removing concrete, and the recycling difficulty is reduced.
As shown in fig. 3 and 4, the recovery crushing mechanism comprises a jaw crushing mating block 311 fixed to the bottom of the screening cross arm 31 in a direction opposite to the inclination direction of the screening cross arm 31, and a jaw crusher 4 is arranged at the bottom of the screening cross arm 31, wherein the jaw crusher 4 is composed of a crushing servo motor 41, jaw fragments 42 and a transmission part for driving the jaw fragments 42 to reciprocate through the crushing servo motor 41.
Through the above technical scheme, jaw broken cooperation piece 311 and jaw broken piece 42 crisscross setting, and both downward sloping setting, and broken export has been seted up in jaw broken piece 42's left side to through increasing the broken route of the little volume building waste material that falls to jaw broken piece 42 department, promote the crushing effect to little volume building waste material.
Based on the above, when the small-volume waste falls to the top of the jaw broken piece 42 through the screening cross arm 31, the jaw broken piece 42 and the bottom of the jaw broken matching block 311 are driven by the jaw crusher 4 to crush the small-volume waste, so as to complete screening and crushing operations in the recycling process of the small-volume building waste.
As shown in fig. 4, the recycling and re-screening mechanism comprises a heat dissipation screening pipe 5 arranged on the left side wall of the screening recycling bin 1, the heat dissipation screening pipe 5 is connected with a screening blower 51, an arc screening bracket 52 is bent and arranged on the inner bottom wall of the screening recycling bin 1, and when the heat dissipation screening pipe 5 is blown into screening airflow, construction waste materials with different masses can be driven to move to curved surfaces with different heights of the arc screening bracket 52 to overcome the power generated by the screening airflow.
According to the technical scheme, the rotary screening arc-shaped ring 53 which is connected to the side wall of the screening recovery box 1 in a sliding manner is arranged above the air outlet of the inner side of the screening recovery box 1 by the heat dissipation screening pipe 5, the rotary screening arc-shaped ring 53 is arranged in a downward turning manner, plastic building materials can be recovered after screening air flows blow the rotary screening arc-shaped ring 53, and the bending directions of the rotary screening arc-shaped ring 53 and the arc-shaped screening bracket 52 are opposite;
based on the above, the inner wall of the screening recycling bin 1 is slidably connected with the rescreening collecting box 7, the inner wall of the screening recycling bin 1 is slidably provided with the pneumatic detection slide block 71, the left side of the pneumatic detection slide block 71 is in touch connection with the touch type starting switch, the top of the touch type starting switch is electrically connected with the electric lifting hydraulic cylinder 72 fixed on the left side of the screening recycling bin 1, the bottom of the electric lifting hydraulic cylinder 72 is fixed with the lifting sealing bracket 73 slidably connected with the left side wall of the screening recycling bin 1 through the hydraulic connecting rod, the pneumatic detection slide block 71 is slidably connected on the right side of the lifting sealing bracket 73, the left side of the rescreening collecting box 7 is fixed with the right side of the lifting sealing bracket 73, namely as shown in figures 1, 6 and 7, the lifting sealing bracket 73 is divided into a driving part which is in sliding connection with the inner wall of the left side of the screening recovery box 1 and a sealing part which is in sliding connection with the left side of the screening recovery box 1, in the lifting process of the lifting sealing bracket 73, a chute in the lifting sliding process is sealed through the sealing part, dust and impurities are prevented from flying out from a gap of the lifting chute, the purpose that the electric lifting hydraulic cylinder 72 seals the lifting chute in the lifting sliding process of the sealing bracket 73 is achieved, the inside and outside of the screening recovery box 1 are isolated, a rescreening collecting chamber 74 is arranged in the rescreening collecting box 7, namely, the rescreening collecting box 7 consists of a sealing plate arranged at the bottom and a collecting area arranged at the top, and when the electric lifting hydraulic cylinder 72 is started, the lifting control of the sealing plate fixed with the lifting sealing bracket 73 can be controlled, so that the lifting control of the rescreening collecting box 7 is completed;
based on the above, still further, the pneumatic detection slider 71 is set to the blade form, and laminate in the inner wall of screening recycling bin 1, can catch the screening air current that screening air-blower 51 bloied, at screening air-blower 51 during operation, through the inside blast air of heat dissipation screening pipe 5 to screening recycling bin 1, drive the pneumatic detection slider 71 and upwards move, as shown in fig. 7, this moment, the pneumatic detection slider 71 touches the touching start switch that lift seal support 73 inner wall top set up, switch on electric lift pneumatic cylinder 72 drives lift seal support 73 and rises, seal arc screening support 52 bottom, after screening air-blower 51 stops the work, pneumatic detection slider 71 descends, this moment pneumatic detection slider 71 does not touch with the touching start switch that lift seal support 73 inner wall set up, switch on electric lift pneumatic cylinder 72 drives lift seal support 73 and descends, material after the classification promptly according to overcoming the material that the different radius area size that the screening air current kept original state was big or small moves to arc screening support 52 top in proper order, fall to the corresponding and collect chamber 74 again from lift seal support 73 top, accomplish the collection operation after the construction to the electric lift seal material that is to collect the electric lift seal material through control lift seal support 73 and collect the region through the control in the area after the waste material is classified and the pneumatic recovery process is carried out in the area through the lift control of the lift seal support 72.
As shown in fig. 4, the recycling temporary storage mechanism comprises a primary screening temporary storage box 6 communicated to the right side of the screening recycling box 1, an electromagnet collecting support 61 is slidably connected to the inner wall of the primary screening temporary storage box 6, a vertical collecting support 62 is connected to the upper rotation of the electromagnet collecting support 61, and brick collecting through holes are formed between the electromagnet collecting support 61 and the vertical collecting support 62.
Through above-mentioned technical scheme, but the magnetically attractable small-size metal material that drops through screening xarm 31 gap department catches its magnetic force absorption through the perpendicular collection support 62 that laminates perpendicularly in screening collection box 1 lateral wall to after screening the building waste material screening that collects in screening pan feeding box 2 is retrieved, through taking out electromagnet collection support 61 from the primary screening temporary storage box 6, drive the metal material after the magnetic force absorption is caught and remove outside the primary screening temporary storage box 6, thereby be convenient for to the capture operation of metal material after the magnetic force absorption.
According to the invention, building materials dismantled during decoration are put into the screening recovery box 1 through the screening feeding box 2, and large-volume waste materials are screened through the screening cross arm 31, so that the large-volume waste materials for decoration fall into the primary screening temporary storage box 6, and when small-volume waste materials fall to the top of the jaw broken pieces 42 through the screening cross arm 31, the jaw broken pieces 42 and the bottoms of the jaw broken matching blocks 311 are driven by the jaw crusher 4 to crush and crush the small-volume waste materials, so that screening and crushing operation in the process of recycling the small-volume waste materials for buildings is completed, and the process is the primary screening process of recycling the waste materials for buildings;
based on the above, the interval between the front and rear adjacent screening cross arms 31 is smaller than the width of the recycled brick, so that when the recycled brick passes through the top of the screening cross arm 31, the recycled brick is collected from the right side of the top of the inclined screening bracket 3, and when the large-volume building waste, namely the large-area brick falls down, the top of the brick is extruded by lifting the screening extrusion block 33, and the concrete on the surfaces of the brick with the small area and the brick with the large area is screened from the interval between the screening cross arms 31, so that the recycled large brick is ensured not to be removed again, and the recycling difficulty is increased;
based on the above, after the large-volume cross screening cross arm 31 falls into the primary screening temporary storage box 6, the magnetically absorptive metal materials therein are collected by the electromagnet collecting brackets 61 arranged on the side surfaces, and the reusable bricks are collected to the bottom of the primary screening temporary storage box 6 by the brick collecting through holes;
after small-volume waste is crushed by the jaw-type crushing pieces 42 and the jaw-type crushing matching blocks 311 and falls into the re-screening collecting box 7, the screening blower 51 is started to drive the heat dissipation screening pipe 5 to separate the crushed aggregates at the middle position of the inner bottom wall of the screening recovery box 1, screening air blown out by the heat dissipation screening pipe 5 drives the crushed aggregates with heavier mass to move towards different heights at the top of the arc-shaped screening bracket 52 which is obliquely arranged, and the flow direction of the screening air faces towards the top of the screening recovery box 1, so that plastic fragments can be driven into the downwards-turned rotary screening arc-shaped ring 53, the working jaw-type crusher 4 is cooled by the upward flowing air, the working time of the jaw-type crusher 4 is prolonged, and the working efficiency of the jaw-type crusher 4 is further improved;
based on the above, the pneumatic detection slider 71 is set to be in a blade shape and is attached to the inner wall of the screening recovery box 1, the screening airflow blown out by the screening blower 51 can be captured, when the screening blower 51 works, the inside of the screening recovery box 1 is blown by the heat dissipation screening pipe 5, the pneumatic detection slider 71 is driven to move upwards, at this time, the electric starting switch is conducted, so that the electric lifting hydraulic cylinder 72 drives the lifting sealing bracket 73 to lift, the bottom of the arc screening bracket 52 is sealed, after the screening blower 51 stops working, the pneumatic detection slider 71 descends, at this time, the electric starting switch is conducted, so that the electric lifting hydraulic cylinder 72 drives the lifting sealing bracket 73 to descend, the classified materials can be sequentially moved to the materials at different radius areas of the top of the arc screening bracket 52 according to the capability of overcoming the screening airflow, and fall into the corresponding rescreening collection chamber 74 from the top of the lifting sealing bracket 73, the collection operation of the crushed aggregates after rescreening is completed, the control process of the electric lifting hydraulic cylinder 72 is controlled by the pneumatic detection slider 71 in the rescreening process of building waste materials, and after collection, different areas can be collected and recycled through the cover plates corresponding to the rescreening collection chambers.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a material recycling device for low-carbon building construction, includes screening recovery case (1) that is used for the fitment to demolish the material, the top intercommunication of screening recovery case (1) has dust treatment pipe (11), its characterized in that, the inside of screening recovery case (1) is provided with retrieves screening unit, retrieve screening unit by according to repair demolish material top-down's processing sequence retrieve first screening mechanism, retrieve crushing mechanism and retrieve the screening mechanism again, retrieve first screening mechanism and be used for the fitment demolish after the big volume waste material sieve, retrieve crushing mechanism and be used for the fitment demolishs after the little volume waste material is broken, retrieve the screening mechanism again and be used for the material after retrieving crushing mechanism breakage to refine the screening;
the outside of the screening recovery box (1) is provided with a recovery temporary storage mechanism which is used for storing materials crushed and screened by the recovery screening unit;
the recovery primary screening mechanism comprises a screening feeding box (2) arranged at the top of the side surface of a screening recovery box (1), a recovery sealing pipe (21) is communicated with the top of the screening feeding box (2), a primary screening transverse inlet (22) is formed in the bottom of the screening feeding box (2), an inclined screening bracket (3) is arranged below the primary screening transverse inlet (22), and a screening cross arm (31) is fixed in the inclined screening bracket (3);
the top of screening xarm (31) is provided with screening that is fixed in screening recovery case (1) inner roof and blocks support (32), screening blocks support (32) bottom swing joint has lift screening extrusion piece (33), just lift screening extrusion piece (33) are located two front and back adjacencies breach top of screening xarm (31).
2. The low-carbon material recycling device for building construction according to claim 1, wherein the recycling and crushing mechanism comprises a jaw crushing matching block (311) fixed at the bottom of the screening cross arm (31) and opposite to the inclination direction of the screening cross arm (31), and a jaw crusher (4) is arranged at the bottom of the screening cross arm (31), and the jaw crusher (4) is composed of a crushing servo motor (41), jaw fragments (42) and a transmission part driving the jaw fragments (42) to reciprocate through the crushing servo motor (41).
3. The low-carbon material recycling device for building construction according to claim 2, wherein the jaw-type breaking fitting blocks (311) and the jaw-type breaking pieces (42) are arranged in a staggered manner, and are arranged in a downward inclined manner, and a breaking outlet is formed in the left side of the jaw-type breaking pieces (42).
4. A low-carbon material recycling device for building construction according to claim 3, characterized in that the recycling and re-screening mechanism comprises a heat dissipation screening pipe (5) arranged on the left side wall of the screening and recycling box (1), the heat dissipation screening pipe (5) is connected with a screening blower (51), and an arc screening bracket (52) is arranged on the inner bottom wall of the screening and recycling box (1).
5. The recycling device for materials for low-carbon building construction according to claim 4, wherein a rotary screening arc ring (53) which is connected to the side wall of the screening recycling box (1) in a sliding manner is arranged above an air outlet on the inner side of the screening recycling box (1) by the heat dissipation screening pipe (5), and the bending direction of the rotary screening arc ring (53) is opposite to that of the arc screening bracket (52).
6. The low-carbon material recycling device for building construction according to claim 5, wherein the recycling temporary storage mechanism comprises a primary screening temporary storage box (6) communicated to the right side of the screening recycling box (1), an electromagnet collecting support (61) is slidably connected to the inner wall of the primary screening temporary storage box (6), a vertical collecting support (62) is rotatably connected to the upper portion of the electromagnet collecting support (61), and brick collecting through holes are formed between the electromagnet collecting support (61) and the vertical collecting support (62).
7. The low-carbon material recycling device for building construction according to claim 6, wherein the inner wall sliding connection of the screening recycling bin (1) is provided with a rescreening collecting box (7), the inner wall sliding connection of the screening recycling bin (1) is provided with a pneumatic detecting sliding block (71), the left side of the pneumatic detecting sliding block (71) is connected with a touch starting switch in a touch mode, the top of the touch starting switch is electrically connected with an electric lifting hydraulic cylinder (72) fixed on the left side of the screening recycling bin (1), the bottom of the electric lifting hydraulic cylinder (72) is fixedly provided with a lifting sealing bracket (73) which is in sliding connection with the left side wall of the screening recycling bin (1) through a hydraulic connecting rod, the pneumatic detecting sliding connection of the pneumatic detecting sliding block (71) is arranged on the right side of the lifting sealing bracket (73), the left side of the rescreening collecting box (7) is fixedly arranged on the right side of the lifting sealing bracket (73), and a rescreening collecting cavity (74) is arranged inside the rescreening collecting box (7).
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| CN117884210B (en) | 2024-05-31 |
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