CN107469940B - Dual crushing sieving mechanism of building rubbish - Google Patents
Dual crushing sieving mechanism of building rubbish Download PDFInfo
- Publication number
- CN107469940B CN107469940B CN201710839331.8A CN201710839331A CN107469940B CN 107469940 B CN107469940 B CN 107469940B CN 201710839331 A CN201710839331 A CN 201710839331A CN 107469940 B CN107469940 B CN 107469940B
- Authority
- CN
- China
- Prior art keywords
- crushing
- plate
- spline shaft
- construction waste
- belt seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000009977 dual effect Effects 0.000 title description 3
- 238000007873 sieving Methods 0.000 title description 2
- 238000010276 construction Methods 0.000 claims abstract description 36
- 239000002699 waste material Substances 0.000 claims abstract description 35
- 238000012216 screening Methods 0.000 claims abstract description 18
- 239000004579 marble Substances 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 5
- 238000007906 compression Methods 0.000 abstract description 5
- 230000006835 compression Effects 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000000463 material Substances 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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
-
- 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/58—Construction or demolition [C&D] waste
Abstract
The invention discloses a double crushing and screening device for construction waste, which comprises a base, wherein a crushing box is fixedly arranged on the base through a bracket, and a screen plate is fixedly arranged in the crushing box; the left and right sides at the top of the base is provided with a support plate, the top of the support plate is provided with a top plate, the bottom of the top plate is fixedly provided with a U-shaped plate, the bottom of the top plate is further provided with a hydraulic cylinder, the bottom end of a piston rod of the hydraulic cylinder is rotationally connected with a first belt seat bearing, the bottom of the first belt seat bearing is fixedly connected with a spline shaft, a compression spring is sleeved on the spline shaft, the bottom of the U-shaped plate is further provided with a second belt seat bearing, a rotary sleeve is rotationally connected below the second belt seat bearing, a first gear is installed on the rotary sleeve, a crushing blade is further installed on the spline shaft, and the bottom end of the spline shaft is rotationally connected with a crushing plate through the bearing. According to the invention, the construction waste is extruded and crushed through the crushing plate, and the crushed construction waste passes through the through holes in the crushing plate and is crushed by the high rotation of the crushing blades, so that the construction waste is crushed more fully.
Description
Technical Field
The invention relates to the field of construction machinery, in particular to a double crushing and screening device for construction waste.
Background
With the improvement of urban construction, old buildings are removed almost every day, and most of building rubbish is transported to suburbs or villages without any treatment, and is piled up or buried in open air, so that a large amount of land is consumed, land is collected and the like, and huge waste of resources is caused. If the building dismantlement can be reused, the high cost of carrying is saved, the cost is saved, and the building dismantlement can be made into concrete again for on-site reuse.
The common construction waste crushing device generally adopts extrusion crushing, but the common extrusion crushing efficiency is lower, the crushed construction waste is not screened, the crushing effect is difficult to meet the requirement, and because the construction waste is different in size, if the crushing blades are directly adopted for rotary crushing, the crushing blades can be brought with great load, so that the device cannot work, even the crushing device is damaged, the applicability is poor, and certain defects exist in both the extrusion crushing and the rotary crushing.
Disclosure of Invention
The invention aims to provide a double crushing and screening device for construction waste, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the double crushing and screening device for the construction waste comprises a base, wherein a crushing box is fixedly arranged on the base through a bracket, and a screen plate is fixedly arranged in the crushing box; the left side and the right side of the top of the base are provided with support plates, the top of the support plates is provided with a top plate, the bottom of the top plate is fixedly provided with a U-shaped plate, the bottom of the top plate is further provided with a hydraulic cylinder, the hydraulic cylinder is positioned in the U-shaped plate, the bottom end of a piston rod of the hydraulic cylinder is rotationally connected with a first belt seat bearing, the bottom of the first belt seat bearing is fixedly connected with a spline shaft, the spline shaft penetrates through the bottom of the U-shaped plate and is sleeved with a compression spring on the spline shaft between the first belt seat bearing and the bottom of the U-shaped plate, the bottom of the U-shaped plate is further provided with a second belt seat bearing, the lower part of the second belt seat bearing is rotationally connected with a rotating sleeve, a first gear is installed on the rotating sleeve, the inner wall of the rotating sleeve is provided with a key groove matched with the spline shaft, the spline shaft penetrates through the rotating sleeve and is in sliding connection with the rotating sleeve, the spline shaft is further provided with crushing blades which are positioned in a crushing box, the bottom of the spline shaft is rotationally connected with a crushing plate through the bearing, and a plurality of through holes are uniformly arranged on the crushing plate; the right side wall of the U-shaped plate is further provided with a motor, a motor shaft at the bottom end of the motor is provided with a second gear, the second gear is meshed with the first gear, the bottom end of the motor shaft is further fixedly connected with a rotating plate, the right side wall in the crushing box is further connected with a marble through a spring, and the marble is located at the front side of the rotating plate and matched with the rotating plate.
As a further scheme of the invention: the bottom in the crushing box is also obliquely provided with a sliding plate.
As still further aspects of the invention: the right side wall of the crushing box is provided with a discharge chute, and the feed end of the discharge chute is positioned above the right end of the sliding plate.
As still further aspects of the invention: the left side wall of the crushing box is also provided with a feeding funnel, and a discharging hole of the feeding funnel extends into the crushing box and is positioned between the crushing plate and the sieve plate.
As still further aspects of the invention: the bottom of the crushing plate is also uniformly provided with a plurality of crushing teeth.
As still further aspects of the invention: the bearing top is fixed and is provided with sealed lid, and sealed lid bottom is laminated with the breaker plate top, the integral key shaft passes sealed lid and is connected with sealed lid rotation.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the construction waste is extruded and crushed through the crushing plate, and the crushed construction waste passes through the through holes in the crushing plate and is crushed by the high rotation of the crushing blades, so that the load of the crushing blades is reduced, the damage is avoided, and the construction waste is crushed more fully; screening the crushed construction waste by arranging a screen plate, so that the crushed construction waste is ensured to have higher quality; the rotating plate rotates and beats the marble, so that the marble continuously knocks the inner wall of the crushing box in the crushing process of the construction waste, the crushing box integrally vibrates, the crushing effect is improved, the construction waste screening is accelerated, and meanwhile, the construction waste is prevented from blocking through holes or sieve plates of the crushing plate.
Drawings
Fig. 1 is a schematic structural view of a double crushing and screening device for construction waste.
Fig. 2 is a schematic structural view of a position a in the double crushing and screening device for construction waste.
Fig. 3 is a schematic structural view of a position B in the double crushing and screening device for construction waste.
Fig. 4 is a schematic structural view of the construction waste double crushing and screening device during crushing.
In the figure: 1-base, 2-crushing box, 3-sieve plate, 4-feeding funnel, 5-supporting plate, 6-top plate, 7-hydraulic cylinder, 8-first bearing with seat, 9-compression spring, 10-U-shaped plate, 11-second bearing with seat, 12-first gear, 13-rotating sleeve, 14-spline shaft, 15-motor, 16-second gear, 17-rotating plate, 18-spring, 19-marble, 20-crushing blade, 21-sealing cover, 22-bearing, 23-crushing plate, 24-crushing tooth, 25-slide plate, 26-discharging groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a dual crushing and screening device for construction waste includes a base 1, wherein a crushing box 2 is fixedly arranged on the base 1 through a bracket, and a screen plate 3 is fixedly arranged in the crushing box 2; the left side and the right side of the top of the base 1 are provided with support plates 5, the top of the support plates 5 is provided with a top plate 6, the bottom of the top plate 6 is fixedly provided with a U-shaped plate 10, the bottom of the top plate 6 is also provided with a hydraulic cylinder 7, the hydraulic cylinder 7 is positioned in the U-shaped plate 10, the bottom end of a piston rod of the hydraulic cylinder 7 is rotationally connected with a first belt seat bearing 8, the bottom of the first belt seat bearing 8 is fixedly connected with a spline shaft 14, the hydraulic cylinder 7 is rotationally connected with the spline shaft 14 through the first belt seat bearing 8, the spline shaft 14 does not interfere the hydraulic cylinder 7 when rotating, the spline shaft 14 passes through the bottom of the U-shaped plate 10, a compression spring 9 is sleeved on the spline shaft 14 between the first belt seat bearing 8 and the bottom of the U-shaped plate 10, the compression spring 9 plays a certain buffering and damping role, and simultaneously provides upward force for the first belt seat bearing 8, and prevents the first belt seat bearing 8 from being separated from the piston rod of the hydraulic cylinder 7; the bottom of the U-shaped plate 10 is also provided with a second bearing 11 with a seat, a rotary sleeve 13 is rotationally connected below the second bearing 11 with a seat, a first gear 12 is installed on the rotary sleeve 13, a key slot matched with a spline shaft 14 is formed in the inner wall of the rotary sleeve 13, the spline shaft 14 passes through the rotary sleeve 13 and is in sliding connection with the rotary sleeve 13, so that the spline shaft 14 can slide up and down in the rotary sleeve 13, the rotary sleeve 13 can drive the spline shaft 14 to rotate, the spline shaft 14 is also provided with a crushing blade 20, the crushing blade 20 is positioned in the crushing box 2, the bottom end of the spline shaft 14 is rotationally connected with a crushing plate 23 through a bearing 22, the rotation of the spline shaft 14 can not interfere the up-and-down motion of the crushing plate 23, and a plurality of through holes are uniformly formed in the crushing plate 23; the right side wall of the U-shaped plate 10 is also provided with a motor 15, a motor shaft at the bottom end of the motor 15 is provided with a second gear 16, the second gear 16 is meshed with the first gear 12, the bottom end of the motor shaft of the motor 15 is also fixedly connected with a rotating plate 17, the right side wall in the crushing box 2 is also connected with a marble 19 through a spring 18, and the marble 19 is positioned at the front side of the rotating plate 17 and is matched with the rotating plate 17;
a sliding plate 25 is obliquely arranged at the bottom of the crushing box 2, so that crushed and screened materials are convenient to concentrate; the right side wall of the crushing box 2 is provided with a discharge chute 26, and the feeding end of the discharge chute 26 is positioned above the right end of the sliding plate 25, so that the discharging is facilitated; the left side wall of the crushing box 2 is also provided with a feeding funnel 4, and a discharge hole of the feeding funnel 4 extends into the crushing box 2 and is positioned between the crushing plate 23 and the screen plate 3, so that construction waste is convenient to add; the bottom of the crushing plate 23 is also uniformly provided with a plurality of crushing teeth 24, so that the extrusion crushing effect is improved; the sealed lid 21 is fixedly arranged above the bearing 22, the bottom of the sealed lid 21 is attached to the top of the crushing plate 23, and the spline shaft 14 passes through the sealed lid 21 and is rotationally connected with the sealed lid 21, so that construction waste is prevented from entering the bearing 22 to influence the rotation of the spline shaft 14.
The working principle of the invention is as follows: adding a proper amount of building rubbish into the crushing box 2 from the feeding hopper 4, controlling the piston rod of the hydraulic cylinder 7 to extend, enabling the first belt seat bearing 8 to move downwards, enabling the first belt seat bearing 8 to drive the crushing plate 23 to move downwards through the spline shaft 14, enabling the crushing teeth 24 at the bottom of the crushing plate 23 to crush and crush the building rubbish, enabling most of the crushed building rubbish to move upwards through the through holes in the crushing plate 23 under the extrusion action, simultaneously starting the motor 15, enabling the motor 15 to rotate positively, enabling the second gear 16 to rotate, enabling the second gear 16 to drive the first gear 12 to rotate, enabling the first gear 12 to drive the rotary sleeve 13 to rotate, enabling the spline shaft 14 to drive the spline shaft 14 to rotate, enabling the crushing blades 20 to further crush the building rubbish above the crushing plate 23, enabling the motor 15 to drive the rotary plate 17 to rotate, beating the marble 19 in the rotation process, enabling the marble 19 to limit the inner wall of the crushing box 2 to vibrate, controlling the hydraulic cylinder 7 to shorten after crushing, enabling the building rubbish to move upwards, enabling the building rubbish to slide down to the small size and pass through the small size of the sieve plate 3, enabling the building rubbish to slide out of the sieve plate 3, and enabling the building rubbish to pass through the small sieve plate 3 to slide out of the sieve plate 25, and enabling the small particles to pass through the sieve plate 3 to slide down through the sieve plate 3 to be screened by the small particles after the building rubbish to pass through the sieve plate 3; and adding a proper amount of construction waste into the crushing box 2 from the feeding funnel 4, and controlling the piston rod of the hydraulic cylinder 7 to extend again to crush, so that the hydraulic cylinder 7 is controlled to return the crushing plate 23 to the original position after crushing and screening of all the construction waste are completed, and the motor 15 is closed to reutilize the crushed construction waste.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The double crushing and screening device for the construction waste comprises a base (1) and is characterized in that a crushing box (2) is fixedly arranged on the base (1) through a bracket, and a screen plate (3) is fixedly arranged in the crushing box (2); the left and right sides of the top of the base (1) is provided with a support plate (5), the top of the support plate (5) is provided with a top plate (6), the bottom of the top plate (6) is fixedly provided with a U-shaped plate (10), the bottom of the top plate (6) is also provided with a hydraulic cylinder (7), the hydraulic cylinder (7) is positioned in the U-shaped plate (10), the bottom end of a piston rod of the hydraulic cylinder (7) is rotationally connected with a first belt seat bearing (8), the bottom of the first belt seat bearing (8) is fixedly connected with a spline shaft (14), the spline shaft (14) penetrates through the bottom of the U-shaped plate (10) and the spline shaft (14) between the first belt seat bearing (8) and the bottom of the U-shaped plate (10), the bottom of the U-shaped plate (10) is also provided with a second belt seat bearing (11), the lower part of the second belt seat bearing (11) is rotationally connected with a rotary sleeve (13), a first gear (12) is mounted on the rotary sleeve (13), the inner wall of the rotary sleeve (13) is provided with a spline shaft (14) matched with the spline shaft (14), the spline shaft (14) penetrates through the rotary sleeve (13) and is slidably connected with the rotary sleeve (13) and is also mounted on the crushing blade (20), the bottom end of the spline shaft (14) is also rotationally connected with a crushing plate (23) through a bearing (22), and a plurality of through holes are uniformly formed in the crushing plate (23); the right side wall of the U-shaped plate (10) is further provided with a motor (15), a motor shaft at the bottom end of the motor (15) is provided with a second gear (16), the second gear (16) is meshed with the first gear (12), the bottom end of the motor shaft of the motor (15) is further fixedly connected with a rotating plate (17), the right side wall in the crushing box (2) is further connected with a marble (19) through a spring (18), and the marble (19) is located at the front side of the rotating plate (17) and is matched with the rotating plate (17).
2. The double construction waste crushing and screening device according to claim 1, characterized in that the bottom inside the crushing tank (2) is also provided with a slide plate (25) in an inclined manner.
3. The double-crushing and screening device for construction waste according to claim 1, wherein a discharge chute (26) is arranged on the right side wall of the crushing box (2), and the feeding end of the discharge chute (26) is positioned above the right end of the sliding plate (25).
4. The double-crushing and screening device for construction waste according to claim 1, wherein the left side wall of the crushing box (2) is further provided with a feeding funnel (4), and a discharge hole of the feeding funnel (4) extends into the crushing box (2) and is positioned between the crushing plate (23) and the screen plate (3).
5. The double-crushing and screening device for construction waste according to claim 1, characterized in that the bottom of the crushing plate (23) is also provided with a plurality of crushing teeth (24) uniformly.
6. The construction waste double-crushing screening device according to claim 1, wherein a sealing cover (21) is fixedly arranged above the bearing (22), the bottom of the sealing cover (21) is attached to the top of the crushing plate (23), and the spline shaft (14) penetrates through the sealing cover (21) and is rotationally connected with the sealing cover (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839331.8A CN107469940B (en) | 2017-09-18 | 2017-09-18 | Dual crushing sieving mechanism of building rubbish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839331.8A CN107469940B (en) | 2017-09-18 | 2017-09-18 | Dual crushing sieving mechanism of building rubbish |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107469940A CN107469940A (en) | 2017-12-15 |
| CN107469940B true CN107469940B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710839331.8A Active CN107469940B (en) | 2017-09-18 | 2017-09-18 | Dual crushing sieving mechanism of building rubbish |
Country Status (1)
| Country | Link |
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| CN (1) | CN107469940B (en) |
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| CN107469940A (en) | 2017-12-15 |
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