CN114588991B - Gravel smashing device for urban road construction - Google Patents
Gravel smashing device for urban road construction Download PDFInfo
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- CN114588991B CN114588991B CN202210246549.3A CN202210246549A CN114588991B CN 114588991 B CN114588991 B CN 114588991B CN 202210246549 A CN202210246549 A CN 202210246549A CN 114588991 B CN114588991 B CN 114588991B
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- 239000004575 stone Substances 0.000 claims abstract description 113
- 230000007246 mechanism Effects 0.000 claims abstract description 107
- 238000011084 recovery Methods 0.000 claims description 21
- 239000004744 fabric Substances 0.000 claims description 19
- 239000002245 particle Substances 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000012216 screening Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims 2
- 239000008187 granular material Substances 0.000 abstract description 20
- 230000007723 transport mechanism Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005192 partition Methods 0.000 description 26
- 230000032258 transport Effects 0.000 description 17
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
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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
- 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
- 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
- B02C4/10—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
- B02C4/12—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member in the form of a plate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
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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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
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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
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The utility model relates to a city road construction's field discloses a city road construction is with gravel reducing mechanism, and it includes crushing case, be provided with first broken mechanism and second broken mechanism in the crushing case, first broken mechanism is used for once breaking big stone, second broken mechanism is used for breaking big granule stone after the breakage many times, be provided with transport mechanism between first broken mechanism and the second broken mechanism, transport mechanism is used for transporting big granule stone after the breakage many times to second broken mechanism department. This application has the effect of being convenient for carry out crushing many times to big stone to improve crushing efficiency.
Description
Technical Field
The application relates to the field of urban road construction, in particular to a gravel crushing device for urban road construction.
Background
In urban road construction, damaged roads need to be removed and repair work is performed. When the damaged road is cleared, the stone with larger volume is generally crushed, and then the crushed stone is used for repairing work. In breaking stones, a stone crusher is required.
In the related art, for example, chinese patent publication No. CN210496578U discloses a crushed stone crushing and sorting device for road construction, which comprises a base, wherein a crushing mechanism is arranged on the base, and a feeding funnel is arranged on the crushing mechanism. The crushing mechanism is internally provided with a crushing cavity, the bottom of the crushing cavity is provided with a discharge hole, and two crushing wheels are arranged in the crushing cavity and used for crushing crushed stones. The discharge gate department is provided with the weeping net, and weeping net below is provided with first receipts skip and second receipts skip.
Crushed stone crushed by the crushing wheel comes out from the discharge hole, small-particle crushed stone passes through the hole mesh and is collected in the second collecting vehicle, and large-particle crushed stone slides into the first collecting vehicle.
With respect to the above-mentioned related art, the inventor believes that when the stone block is large in volume, the stone block needs to be crushed for a plurality of times to be completed, so that the first material receiving vehicle needs to be lifted to the feeding hopper for a plurality of times and large-particle broken stone is dumped, and the operation is complicated, so that the crushing efficiency is affected.
Disclosure of Invention
In order to be convenient for carry out crushing many times to big stone to improve crushing efficiency, this application provides a gravel reducing mechanism for urban road construction.
The application provides a gravel reducing mechanism for urban road construction adopts following technical scheme:
the utility model provides a gravel reducing mechanism for urban road construction, includes crushing case, be provided with first broken mechanism and second broken mechanism in the crushing case, first broken mechanism is used for carrying out the primary crushing to big stone, second broken mechanism is used for breaking once more to big granule stone after the breakage, be provided with transport mechanism between first broken mechanism and the second broken mechanism, transport mechanism is used for transporting the big granule stone after breaking once more to second broken mechanism department again.
Through adopting above-mentioned technical scheme, first broken mechanism carries out once and breaks big stone, big granule stone after the breakage gets into transport mechanism in, transport mechanism carries big granule stone to transport big granule stone to in the second broken mechanism, the second broken mechanism breaks big granule stone once more, in the big granule stone after the broken of second broken mechanism gets into the transportation passageway again, circulation like this until big granule stone is broken to meeting the requirements, transport many times the stone through transport mechanism, thereby be convenient for carry out a lot of breakage to big stone, and then improved crushing efficiency.
Optionally, the transport mechanism is including setting up the transport passageway between first broken mechanism and second broken mechanism, be provided with screw conveyor blade in the transport passageway, be provided with on the broken case and be used for driving screw conveyor blade pivoted second driving motor, screw conveyor blade is used for transporting the broken big granule stone of first broken mechanism and second broken mechanism after.
Through adopting above-mentioned technical scheme, start the second driving motor, the second driving motor drives spiral delivery blade and rotates, and spiral delivery blade carries out transportation many times to the big granule stone in the transportation passageway to be convenient for second broken mechanism carries out crushing many times to big granule stone, and then has improved crushing efficiency.
Optionally, the crushing case includes first crushing case and second crushing case, first crushing case fixed connection is on the second crushing case, transport the passageway and set up in the second crushing incasement, first broken mechanism sets up in first crushing incasement, second broken mechanism is located the second crushing incasement, seted up on the second crushing case and transported the entry, it is used for making the broken stone of first broken mechanism get into transport the passageway to transport the entry, transport export and recovery mouth have been seted up in the second crushing case, it is used for making to transport on the broken stone of big granule in the passageway get into second broken mechanism to transport the export, the recovery mouth is used for making the broken big granule stone of second broken mechanism get into transport the passageway again.
Through adopting above-mentioned technical scheme, the big granule stone after the breakage of first broken mechanism gets into the transport passageway through transporting the entry, and the stone is transported when transporting the export, gets into the second crushing incasement from transporting the export, and the second broken mechanism breaks it, and the big granule stone after the breakage of second broken mechanism passes the recovery mouth and gets into the transport passageway again to accomplish the transport to big granule stone.
Optionally, the first crushing mechanism includes live-rollers and crushing board, the live-rollers rotate and connect in first crushing incasement, be provided with the first driving motor that is used for driving live-rollers pivoted on the first crushing case, be provided with a plurality of first broken teeth on the live-rollers, fixedly connected with a plurality of second broken teeth on the crushing board, works as when the live-rollers drive first broken tooth and rotate, broken tooth is broken to the big stone with the second broken tooth.
Through adopting above-mentioned technical scheme, pour the big stone into first broken incasement, start first driving motor, first driving motor drives the live-rollers and rotates, and the live-rollers drive first broken tooth and rotate, and first broken tooth and the broken tooth of second are broken big stone to accomplish the processing to big stone, and then be convenient for follow-up broken.
Optionally, the first crushing roller and the second crushing roller of second crushing incasement are including setting up to second crushing mechanism, be provided with a plurality of third crushing teeth on the first crushing roller, be provided with a plurality of fourth crushing teeth on the second crushing roller, be provided with in the second crushing incasement and be used for driving first crushing roller pivoted drive assembly, the coaxial fixedly connected with first gear of first crushing roller one end, the coaxial fixedly connected with second gear of second crushing roller one end, first gear and second gear engagement.
Through adopting above-mentioned technical scheme, start drive assembly, drive assembly drives first broken roller and rotates, and first broken roller drives first gear and rotates, and first gear drives the second gear and rotate, and the second gear drives the broken roller of second and rotates, and first broken roller drives the broken tooth of third and rotates, and the broken tooth of second drives the broken tooth of fourth and rotates, thereby broken tooth of third and fourth mutually support is broken to the rubble.
Optionally, the drive assembly includes the drive roller of rotating connection in the broken incasement of second, be provided with the third driving motor that is used for driving the drive roller pivoted on the broken case of second, coaxial fixedly connected with drive gear on the drive roller, coaxial fixedly connected with drive gear on the broken roller of first, drive gear and drive gear meshing.
By adopting the technical scheme, the third driving motor is started, the third driving motor drives the driving roller to rotate, the driving roller drives the driving gear to rotate, the driving gear drives the transmission gear to rotate, and the transmission gear drives the first crushing roller to rotate, so that the first crushing roller is driven.
Optionally, the drive gear is provided with a plurality ofly, and is a plurality of drive gear sets up along drive roller length direction interval, first crushing roller is provided with a plurality ofly, every first crushing roller all sets up with every drive gear corresponds.
By adopting the technical scheme, one driving roller drives a plurality of first crushing rollers to rotate simultaneously, so that resource waste is reduced; the first crushing rollers drive the second crushing rollers to rotate, so that the crushing effect is improved.
Optionally, still be provided with the braced frame in the broken case of second, the braced frame is located the broken mechanism below of second, the braced frame is hung in the broken incasement of second through the lifting rope, be provided with the screen cloth in the braced frame, the screen cloth is used for sieving the broken big granule stone of second broken mechanism after, works as when the screen cloth is close to retrieve a side direction and is close to the transportation passageway slope, big granule stone on the screen cloth gets into again and transports in the passageway, the operation mouth that can open and close has been seted up on the broken case of second, when the workman removes the screen cloth, the operation mouth is opened.
Through adopting above-mentioned technical scheme, the broken rubble of second broken mechanism falls into on the screen cloth, and the screen cloth filters the rubble, and the rubble that meets the requirements passes the screen cloth, and the rubble that does not meet the requirements remains on the screen cloth, opens the operation mouth, and lifting screen cloth to retrieve mouthful department to incline to retrieving department, the rubble that does not meet the requirements slides to in the transportation passageway, starts the second driving motor, and the second driving motor drives screw conveyor blade and rotates, thereby conveys the rubble that does not meet the requirements to the second broken mechanism again and breaks, until the rubble meets the requirements, thereby has improved crushing effect.
Optionally, be provided with first division board in the broken case of second, retrieve the mouth and be located first division board, sliding connection has the fly leaf on the first division board, threaded connection has the tight hand wheel of support on the fly leaf, works as when the fly leaf will retrieve the mouth and seal, fly leaf and first division board joint, works as the fly leaf slides to retrieve the mouth and open when, the fly leaf passes through the tight hand wheel connection of support with first division board.
By adopting the technical scheme, when the movable plate is clamped with the first partition plate, the recovery port is closed, so that the screw conveying blade is convenient for conveying stones; when the movable plate and the first separation plate are locked by the abutting hand wheel, the recovery opening is opened, so that stones on the screen are conveniently poured into the conveying channel.
Optionally, the screen cloth below is provided with the collecting box, the collecting box is used for collecting the stone that passes the screen cloth, the discharge gate that can open and close has been seted up on the broken case of second, the discharge gate is used for supplying the collecting box to come in and go out the broken case of second.
By adopting the technical scheme, the crushed stone meeting the requirements passes through the screen mesh and enters the collecting box, the discharging hole is opened, and the collecting box is pulled out from the second crushing box, so that the crushed stone is collected.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the first crushing mechanism is used for crushing the large stone once, the crushed large stone particles enter the conveying mechanism, the conveying mechanism is used for conveying the large stone particles, so that the large stone particles are conveyed into the second crushing mechanism, the second crushing mechanism is used for crushing the large stone particles again, the large stone particles crushed by the second crushing mechanism enter the conveying channel again, and the large stone particles are circulated until the large stone particles are crushed to meet the requirement, and the conveying mechanism is used for conveying the stone particles for multiple times, so that the large stone particles are crushed for multiple times, and the crushing efficiency is improved;
2. the second driving motor is started, and drives the spiral conveying blade to rotate, and the spiral conveying blade conveys the large-particle stone blocks in the conveying channel for multiple times, so that the second crushing mechanism is convenient for crushing the large-particle stone blocks for multiple times, and the crushing efficiency is improved;
3. broken rubble of second crushing mechanism falls into on the screen cloth, and the screen cloth filters the rubble, and the rubble that meets the requirements passes the screen cloth, and the rubble that does not meet the requirements remains on the screen cloth, opens the operation mouth, and lifting screen cloth to retrieve mouthful department to incline to retrieving department, the rubble that does not meet the requirements slides to transporting in the passageway, starts second driving motor, and second driving motor drives spiral delivery blade and rotates, thereby transports the rubble that does not meet the requirements again to second crushing mechanism on the breakage, until the rubble meets the requirements, thereby improved crushing effect.
Drawings
FIG. 1 is a cross-sectional view of the overall structure of an embodiment of the present application;
FIG. 2 is an enlarged partial view of portion A of FIG. 1, primarily for illustrating the first crushing mechanism;
FIG. 3 is a partial cross-sectional view of an embodiment of the present application, primarily for illustrating a transport mechanism and a second crushing mechanism;
FIG. 4 is a plan view of a portion of the construction of an embodiment of the present application, primarily for illustrating the screening mechanism;
FIG. 5 is a plan view of a portion of the structure of an embodiment of the present application, mainly for showing a movable plate;
fig. 6 is a partial cross-sectional view of an embodiment of the present application, primarily for illustrating the cover plate and collection mechanism.
Reference numerals illustrate: 1. a crushing box; 11. a first crushing tank; 111. a first feed port; 112. a crushing cylinder; 113. a guide cylinder; 114. a support rod; 12. a second crushing box; 121. a second feed inlet; 122. a delivery inlet; 123. an operation port; 124. a discharge port; 2. a first crushing mechanism; 21. a rotating roller; 22. a first crushing tooth; 23. a first driving motor; 24. a breaker plate; 25. a second crushing tooth; 26. a support block; 3. a transport mechanism; 31. a first partition plate; 311. a delivery outlet; 312. recovering the mouth; 313. a clamping groove; 314. a sliding groove; 32. a second partition plate; 33. a transport path; 34. a drive shaft; 35. spiral conveying blades; 36. a second driving motor; 4. a second crushing mechanism; 41. a drive assembly; 411. a driving roller; 412. a third driving motor; 413. a drive gear; 42. a second crushing assembly; 421. a first crushing roller; 422. a transmission gear; 423. a third crushing tooth; 424. a guide plate; 425. a fixed block; 426. a second crushing roller; 427. a fourth crushing tooth; 428. a first gear; 429. a second gear; 5. a screening mechanism; 51. a support frame; 52. a screen; 53. a connecting ring; 54. a hanging rope; 55. a movable plate; 56. abutting against a hand wheel; 57. a cover plate; 6. a collection mechanism; 61. a collection box; 62. a roller; 63. a discharge plate; 64. a handle.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-6.
The embodiment of the application discloses gravel smashing device for urban road construction.
Referring to fig. 1, a gravel crushing device for urban road construction comprises a crushing box 1, wherein a first crushing mechanism 2, a second crushing mechanism 4, a conveying mechanism 3, a screening mechanism 5 and a collecting mechanism 6 are arranged in the crushing box 1. The first crushing mechanism 2 is used for crushing big stone blocks, the second crushing mechanism 4 is used for crushing broken stone, the conveying mechanism 3 is used for conveying broken stone crushed by the first crushing mechanism 2 into the second crushing mechanism 4, the screening mechanism 5 is used for screening broken stone crushed by the second crushing mechanism 4, and the collecting mechanism 6 is used for collecting broken stone meeting the requirements.
Referring to fig. 1, the crushing tank 1 includes a first crushing tank 11 and a second crushing tank 12, the second crushing tank 12 being vertically disposed at a height, and a second feed port 121 being provided at the top of the second crushing tank 12. The second crushing tank 12 is provided with a conveying inlet 122 on the peripheral side wall, and the conveying inlet 122 is positioned at the bottom of the second crushing tank 12. The first crushing tank 11 is fixedly connected to the peripheral side wall of the second crushing tank 12, and the inside of the first crushing tank 11 is communicated with the inside of the second crushing tank 12 through the conveying inlet 122. The first crushing box 11 comprises a crushing cylinder 112 and a guide cylinder 113, wherein the crushing cylinder 112 is a square cylinder, and a first feed inlet 111 is formed in the top of the crushing cylinder 112. The bottom of the crushing cylinder 112 is fixedly connected with the top of the guide cylinder 113, the bottom of one side of the guide cylinder 113 away from the second crushing box 12 is obliquely arranged towards the direction close to the second crushing box 12, and a plurality of support rods 114 are fixedly connected with the bottom of the guide cylinder 113.
Referring to fig. 2 and 3, the first crushing mechanism 2 includes a rotating roller 21 rotatably connected to the inside of the crushing cylinder 112, the rotating roller 21 is axially and horizontally arranged and parallel to a plane where a side adjacent to the second crushing box 12 is located, a plurality of first crushing teeth 22 are fixedly connected to a side wall of the rotating roller 21, and the plurality of first crushing teeth 22 are uniformly distributed on the side wall of the rotating roller 21. One end of the rotating roller 21 extends out of the crushing cylinder 112, a first driving motor 23 is fixedly connected to the outer side wall of the crushing cylinder 112, and a transmission shaft of the first driving motor 23 is fixedly connected with the rotating roller 21 coaxially. Two crushing plates 24 are fixedly connected in the crushing cylinder 112, and the two crushing plates 24 are oppositely arranged by taking the plane where the axis of the rotating roller 21 is located as a symmetrical plane. The two crushing plates 24 are gradually arranged in a way of approaching the guide cylinder 113, a plurality of second crushing teeth 25 are fixedly connected to opposite sides of the two crushing plates 24, the plurality of second crushing teeth 25 are uniformly distributed on opposite sides of the two crushing plates 24, and the second crushing teeth 25 and the first crushing teeth 22 are arranged at intervals. Support blocks 26 are fixedly connected between the two crushing plates 24 and the inner side walls of the adjacent crushing cylinders 112.
The large stone blocks are put into the crushing cylinder 112 from the first feed opening 111, the large stone blocks are positioned between the rotating roller 21 and the crushing plate 24, the first driving motor 23 drives the rotating roller 21 to rotate, the rotating roller 21 drives the first crushing teeth 22 to rotate, the first crushing teeth 22 and the second crushing teeth 25 crush the large stone blocks, and crushed broken stones slide into the guide cylinder 113.
Referring to fig. 1 and 3, the transporting mechanism 3 includes a first partition plate 31 disposed in the second crushing tank 12, the first partition plate 31 is disposed parallel to a side wall of the second crushing tank 12 where the transporting inlet 122 is located, the first partition plate 31 is disposed at a distance from a side wall of the second crushing tank 12 where the transporting inlet 122 is located, a space is provided between a top of the first partition plate 31 and an inner top wall of the second crushing tank 12, and a transporting outlet 311 is formed between a top of the first partition plate 31 and an inner top wall of the second crushing tank 12. Two second partition plates 32 are fixedly connected between the first partition plate 31 and the side wall of the second crushing box 12 where the conveying inlet 122 is located, the top and the bottom of each second partition plate 32 are fixedly connected with the inner side wall of the second crushing box 12, the two second partition plates 32 are axially arranged at intervals along the rotating roller 21, and the conveying inlet 122 is located between the two second partition plates 32. The first partition plate 31, the second partition plate 32, and the second crushing box 12 side walls together form a conveyance path 33 therebetween. A driving shaft 34 is arranged in the conveying passage 33, the driving shaft 34 is vertically arranged in the axial direction, and the driving shaft 34 is rotatably connected between the inner top wall and the inner bottom wall of the second crushing box 12. The driving shaft 34 is fixedly connected with a spiral conveying blade 35, the top of the second crushing box 12 is fixedly connected with a second driving motor 36, and the transmission shaft of the second driving motor 36 is coaxially and fixedly connected with the driving shaft 34.
The crushed stone in the guide cylinder 113 enters the conveying passage 33 from the conveying inlet 122, the second driving motor 36 drives the driving shaft 34 to rotate, the driving shaft 34 drives the spiral conveying blade 35 to rotate, the bolt conveying blade conveys the crushed stone at the bottom of the guide cylinder 113, and the crushed stone is conveyed into the second crushing mechanism 4 from the conveying outlet 311.
Referring to fig. 1 and 3, the second crushing mechanism 4 includes a driving assembly 41 disposed in the second crushing tank 12, the driving assembly 41 is located below the second feeding port 121 and the delivery outlet 311, the longitudinal direction of the driving assembly 41 is axially parallel to the rotating roller 21, and the symmetry plane of the driving assembly 41 is parallel to the longitudinal direction thereof. Two groups of second crushing assemblies 42 are arranged in the second crushing box 12, wherein one group of second crushing assemblies 42 is positioned between the driving assembly 41 and the first partition plate 31, the other group of second crushing assemblies 42 is positioned between the driving assembly 41 and the inner side wall of the second crushing box 12 opposite to the first partition plate 31, and the two groups of second crushing assemblies 42 are oppositely arranged by taking the symmetry plane of the driving assembly 41 as the symmetry plane.
Referring to fig. 3, the driving assembly 41 includes a driving roller 411 rotatably connected to the inside of the second crushing box 12, the driving roller 411 is axially parallel to the rotating roller 21, a third driving motor 412 is fixedly connected to the peripheral sidewall of the second crushing box 12, and a transmission shaft of the third driving motor 412 is fixedly connected to the driving roller 411 coaxially. The driving roller 411 is coaxially and fixedly connected with a plurality of driving gears 413, and the driving gears 413 are axially and equidistantly arranged along the driving roller 411.
By way of example with the second crushing assembly 42 positioned between the drive assembly 41 and the first separator plate 31, referring to fig. 3, the second crushing assembly 42 includes a plurality of first crushing rollers 421, the first crushing rollers 421 being axially perpendicular to the drive roller 411, the plurality of first crushing rollers 421 being axially equally spaced along the drive roller 411. One end of the first crushing roller 421 is rotatably connected in the first partition plate 31, and the other end of the first crushing roller 421 is coaxially and fixedly connected with a transmission gear 422, and the transmission gear 422 is meshed with an adjacent driving gear 413. The side wall of the first crushing roller 421 is fixedly connected with a plurality of third crushing teeth 423, and the plurality of third crushing teeth 423 are uniformly distributed on the side wall of the first crushing roller 421.
Referring to fig. 1 and 3, two guide plates 424 are fixedly connected in the second crushing box 12, the length direction of the guide plates 424 is axially parallel to the driving roller 411, the two guide plates 424 are axially spaced along the first crushing roller 421, the two guide plates 424 are respectively located above two ends of the first crushing roller 421, and one sides of the two guide plates 424 close to the first crushing roller 421 are obliquely arranged in a direction close to each other. A plurality of fixed blocks 425 are fixedly connected to the guide plate 424 close to the transmission gear 422, the fixed blocks 425 are located below the guide plate 424, the fixed blocks 425 are arranged at equal intervals along the length direction of the guide plate 424, and each fixed block 425 is located between two adjacent first crushing rollers 421. A second crushing roller 426 is rotatably connected between the fixed block 425 and the first partition plate 31, and the second crushing roller 426 is axially parallel to the first crushing roller 421. The side wall of the second crushing roller 426 is fixedly connected with a plurality of fourth crushing teeth 427, and the fourth crushing teeth 427 are uniformly distributed on the side wall of the second crushing roller 426. The first crushing roller 421 is away from the first gear 428 of coaxial fixedly connected with one end of the transmission gear 422, the second crushing roller 426 is away from the second gear 429 of coaxial fixedly connected with one end of the fixed block 425, and the first gear 428 is meshed with the adjacent second gear 429.
The crushed stone enters the second crushing box 12 from the conveying outlet 311 and the second feeding hole 121, the third driving motor 412 drives the driving roller 411 to rotate, the driving roller 411 drives the driving gear 413 to rotate, the driving gear 413 drives the transmission gear 422 to rotate, the transmission gear 422 drives the first crushing roller 421 to rotate, the first crushing roller 421 drives the first gear 428 to rotate, the first gear 428 drives the second gear 429 to rotate, and the second gear 429 drives the second crushing roller 426 to rotate. The first crushing roller 421 drives the third crushing teeth 423 to rotate, and the second crushing roller 426 drives the fourth crushing teeth 427 to rotate, thereby crushing the crushed stone.
Referring to fig. 1 and 4, the screening mechanism 5 includes a support frame 51 provided in the second crushing tank 12, the support frame 51 being located below the second crushing mechanism 4, the support frame 51 being located between the first partition plate 31 and an inner side wall of the second crushing tank 12 remote from the conveying outlet 311. The support frame 51 is fixedly connected with a screen 52, and the screen 52 is horizontally arranged. The length direction of the supporting frame 51 is parallel to the length direction of the guide plate 424, two groups of connecting rings 53 are fixedly connected to the top of the supporting frame 51, the two groups of connecting rings 53 are arranged at intervals along the length direction of the supporting frame 51, each group of connecting rings 53 is two, and the two connecting rings 53 of each group are arranged at intervals along the width direction of the supporting frame 51. The inside wall of the second crushing box 12 is provided with four lifting ropes 54, the four lifting ropes 54 and the four connecting rings 53 are respectively and correspondingly arranged, one end of each lifting rope 54 is fixedly connected with the inside wall of the second crushing box 12, and the other end of each lifting rope 54 is fixedly connected with the corresponding connecting ring 53.
Referring to fig. 1, 5 and 6, the first partition plate 31 is provided with a recovery port 312, the recovery port 312 is located above the support frame 51, and the longitudinal direction of the recovery port 312 is parallel to the width direction of the support frame 51. The recovery port 312 is internally provided with a movable plate 55 for controlling the recovery port 312 to be opened and closed, the length direction of the movable plate 55 is parallel to the length direction of the recovery port 312, and one end of the movable plate 55 in the length direction is in threaded connection with a tightening hand wheel 56. A clamping groove 313 is formed in the first partition plate 31 below the recovery port 312, and a sliding groove 314 is formed in the first partition plate 31 above the recovery port 312. When the movable plate 55 is positioned in the clamping groove 313, the movable plate 55 seals the recovery port 312; when the movable plate 55 slides into the sliding groove 314, the hand wheel 56 is screwed tightly, thereby locking the movable plate 55 with the first partition plate 31. An operation opening 123 is formed in the peripheral side wall of the second crushing box 12, the operation opening 123 is located on one side, close to the tight hand wheel 56, of the supporting frame 51, and a cover plate 57 for controlling the opening and closing of the operation opening 123 is hinged to the operation opening 123.
Crushed stone crushed by the first crushing roller 421 and the second crushing roller 426 falls onto the screen 52, the screen 52 filters the crushed stone, the satisfactory crushed stone passes through the screen 52 into the collecting mechanism 6, and the unsatisfactory crushed stone remains on the screen 52. The cover 57 is opened, the movable plate 55 is slid upward into the slide groove 314, and the hand wheel 56 is tightened, thereby opening the recovery port 312. Lifting the screen 52 to the recovery port 312 and tilting the screen toward the recovery port, sliding off the unsatisfactory crushed stone into the conveying channel 33, starting the second driving motor 36, and driving the spiral conveying blades 35 to rotate by the second driving motor 36, so that the unsatisfactory crushed stone is conveyed to the first crushing roller 421 and the second crushing roller 426 again for crushing until the crushed stone meets the requirements.
Referring to fig. 1 and 6, the collecting mechanism 6 includes a collecting box 61 provided in the second crushing box 12, the collecting box 61 is located below the supporting frame 51, and a roller 62 is rotatably connected to the bottom of the collecting box 61. A discharge hole 124 is formed in one side, opposite to the first partition plate 31, of the second crushing box 12, a discharge plate 63 for controlling the opening and closing of the discharge hole 124 is hinged to the discharge hole 124, and a handle 64 is fixedly connected to one side, away from the first partition plate 31, of the discharge plate 63.
The crushed stone meeting the requirements passes through the screen mesh 52 and enters the collecting box 61, the discharging plate 63 is opened, and the collecting box 61 is pulled out of the second crushing box 12, so that the crushed stone is collected.
The implementation principle of the gravel crushing device for urban road construction is as follows: the large stone blocks are put into the crushing cylinder 112 from the first feed opening 111, the large stone blocks are positioned between the rotating roller 21 and the crushing plate 24, the first driving motor 23 drives the rotating roller 21 to rotate, the rotating roller 21 drives the first crushing teeth 22 to rotate, the first crushing teeth 22 and the second crushing teeth 25 crush the large stone blocks, and crushed broken stones slide into the guide cylinder 113. The crushed stone in the guide cylinder 113 enters the conveying passage 33 from the conveying inlet 122, the second driving motor 36 drives the driving shaft 34 to rotate, the driving shaft 34 drives the spiral conveying blade 35 to rotate, the bolt conveying blade conveys the crushed stone at the bottom of the guide cylinder 113, and the crushed stone enters the second crushing box 12 from the conveying outlet 311 and the second feeding inlet 121. The third driving motor 412 drives the driving roller 411 to rotate, the driving roller 411 drives the driving gear 413 to rotate, the driving gear 413 drives the transmission gear 422 to rotate, the transmission gear 422 drives the first crushing roller 421 to rotate, the first crushing roller 421 drives the first gear 428 to rotate, the first gear 428 drives the second gear 429 to rotate, and the second gear 429 drives the second crushing roller 426 to rotate. The first crushing roller 421 drives the third crushing teeth 423 to rotate, and the second crushing roller 426 drives the fourth crushing teeth 427 to rotate, thereby crushing the crushed stone.
Crushed stones fall onto the screen 52, the screen 52 filters the crushed stones, the qualified crushed stones pass through the screen 52 and enter the collection box 61, and the undesirable crushed stones remain on the screen 52. The cover 57 is opened, the movable plate 55 is slid upward into the slide groove 314, and the hand wheel 56 is tightened, thereby opening the recovery port 312. Lifting the screen 52 to the recovery port 312 and tilting the screen towards the recovery port, enabling the unsatisfactory crushed stone to slide into the conveying channel 33, starting the second driving motor 36, and enabling the second driving motor 36 to drive the spiral conveying motor to rotate, so that the unsatisfactory crushed stone is conveyed onto the first crushing roller 421 and the second crushing roller 426 again for crushing until the crushed stone meets the requirements.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (4)
1. Gravel reducing mechanism is used in urban road construction, its characterized in that: the stone crusher comprises a crushing box (1), wherein a first crushing mechanism (2) and a second crushing mechanism (4) are arranged in the crushing box (1), the first crushing mechanism (2) is used for primarily crushing large stone blocks, the second crushing mechanism (4) is used for crushing the crushed large stone blocks again, a conveying mechanism (3) is arranged between the first crushing mechanism (2) and the second crushing mechanism (4), and the conveying mechanism (3) is used for conveying the crushed large stone blocks again to the second crushing mechanism (4);
the conveying mechanism (3) comprises a conveying channel (33) arranged between the first crushing mechanism (2) and the second crushing mechanism (4), a spiral conveying blade (35) is arranged in the conveying channel (33), a second driving motor (36) for driving the spiral conveying blade (35) to rotate is arranged on the crushing box (1), and the spiral conveying blade (35) is used for conveying large-particle stones crushed by the first crushing mechanism (2) and the second crushing mechanism (4);
the crushing box (1) comprises a first crushing box (11) and a second crushing box (12), the first crushing box (11) is fixedly connected to the second crushing box (12), the conveying channel (33) is arranged in the second crushing box (12), the first crushing mechanism (2) is arranged in the first crushing box (11), the second crushing mechanism (4) is arranged in the second crushing box (12), the second crushing box (12) is provided with a conveying inlet (122), the conveying inlet (122) is used for enabling crushed stones of the first crushing mechanism (2) to enter the conveying channel (33), the second crushing box (12) is provided with a conveying outlet (311) and a recycling port (312), the conveying outlet (311) is used for enabling large-particle stones in the conveying channel (33) to enter the second crushing mechanism (4), and the recycling port (312) is used for enabling the large-particle stones crushed by the second crushing mechanism (4) to enter the conveying channel (33) again;
the second crushing box (12) is internally provided with a supporting frame (51), the supporting frame (51) is positioned below the second crushing mechanism (4), the supporting frame (51) is hung in the second crushing box (12) through a lifting rope (54), a screen (52) is arranged in the supporting frame (51), the screen (52) is used for screening large-particle stones crushed by the second crushing mechanism (4), when one side of the screen (52) close to the recovery port (312) is inclined towards the conveying channel (33), the large-particle stones on the screen (52) enter the conveying channel (33) again, an operating port (123) capable of being opened and closed is formed in the second crushing box (12), and when a worker moves the screen (52), the operating port (123) is opened;
the second crushing mechanism (4) comprises a first crushing roller (421) and a second crushing roller (426) which are arranged in a second crushing box (12), a plurality of third crushing teeth (423) are arranged on the first crushing roller (421), a plurality of fourth crushing teeth (427) are arranged on the second crushing roller (426), a driving component (41) for driving the first crushing roller (421) to rotate is arranged in the second crushing box (12), one end of the first crushing roller (421) is coaxially and fixedly connected with a first gear (428), one end of the second crushing roller (426) is coaxially and fixedly connected with a second gear (429), and the first gear (428) is meshed with the second gear (429);
the driving assembly (41) comprises a driving roller (411) rotationally connected in a second crushing box (12), a third driving motor (412) for driving the driving roller (411) to rotate is arranged on the second crushing box (12), a driving gear (413) is coaxially and fixedly connected to the driving roller (411), a transmission gear (422) is coaxially and fixedly connected to the first crushing roller (421), and the driving gear (413) is meshed with the transmission gear (422);
the driving gears (413) are arranged in a plurality, the driving gears (413) are arranged at intervals along the length direction of the driving roller (411), the first crushing rollers (421) are arranged in a plurality, and each first crushing roller (421) is arranged corresponding to each driving gear (413).
2. The gravel crushing device for urban road construction according to claim 1, wherein: the first crushing mechanism (2) comprises a rotating roller (21) and a crushing plate (24), the rotating roller (21) is rotationally connected in a first crushing box (11), a first driving motor (23) for driving the rotating roller (21) to rotate is arranged on the first crushing box (11), a plurality of first crushing teeth (22) are arranged on the rotating roller (21), a plurality of second crushing teeth (25) are fixedly connected on the crushing plate (24), and when the rotating roller (21) drives the first crushing teeth (22) to rotate, the first crushing teeth (22) and the second crushing teeth (25) crush a large stone block.
3. The gravel crushing device for urban road construction according to claim 1, wherein: be provided with first division board (31) in second broken case (12), retrieve mouth (312) and be located first division board (31), sliding connection has fly leaf (55) in first division board (31), threaded connection has tight hand wheel (56) to support on fly leaf (55), works as fly leaf (55) will retrieve mouth (312) when sealed, fly leaf (55) and first division board (31) joint, works as fly leaf (55) slide to retrieve mouth (312) when opening, fly leaf (55) are connected through tight hand wheel (56) with first division board (31).
4. A gravel crushing apparatus for urban road construction according to claim 3, characterized in that: the utility model discloses a stone crusher is characterized in that a collecting box (61) is arranged below the screen cloth (52), the collecting box (61) is used for collecting stones passing through the screen cloth (52), a discharging hole (124) capable of being opened and closed is formed in the second crushing box (12), and the discharging hole (124) is used for allowing the collecting box (61) to come in and go out of the second crushing box (12).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210246549.3A CN114588991B (en) | 2022-03-14 | 2022-03-14 | Gravel smashing device for urban road construction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210246549.3A CN114588991B (en) | 2022-03-14 | 2022-03-14 | Gravel smashing device for urban road construction |
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| CN114588991B true CN114588991B (en) | 2023-05-26 |
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| CN202210246549.3A Active CN114588991B (en) | 2022-03-14 | 2022-03-14 | Gravel smashing device for urban road construction |
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| CN115350760A (en) * | 2022-09-23 | 2022-11-18 | 南通利元亨机械有限公司 | Raw material crushing equipment for lime processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN208512758U (en) * | 2018-07-05 | 2019-02-19 | 浙江鑫宇装饰工业有限公司 | A kind of civil engineering crusher |
| CN208912174U (en) * | 2018-08-10 | 2019-05-31 | 天津锵远再生资源有限公司 | A kind of crushing exclusion device of cullet |
| CN212189248U (en) * | 2020-04-08 | 2020-12-22 | 陕西皇城机械（集团）有限公司 | Processing equipment for comprehensive utilization of coal gangue resources |
| CN111545290A (en) * | 2020-05-27 | 2020-08-18 | 陕西金磊混凝土有限公司 | Sorting device is retrieved to building rubbish |
| CN212328883U (en) * | 2020-07-14 | 2021-01-12 | 内蒙古金益新材料有限责任公司 | Electric resistance material screening system of graphite production |
| CN213254947U (en) * | 2020-08-06 | 2021-05-25 | 荆门市磊鑫石膏制品有限公司 | Waste residue collection device is used in calcium sulfate production |
| CN215878122U (en) * | 2021-09-27 | 2022-02-22 | 福建百花化学股份有限公司 | Paint coating processing batching grinding device |
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