CN113856856A

CN113856856A - A special crushing box for waste recycling device for environmental protection construction

Info

Publication number: CN113856856A
Application number: CN202111170722.8A
Authority: CN
Inventors: 陈欣; 王永强; 施小明; 杨志刚; 牛贺洋; 司春兰
Original assignee: Yellow River Conservancy Technical Institute
Current assignee: Yellow River Conservancy Technical Institute
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2021-12-31

Abstract

The invention discloses a special crushing box for a waste recovery device for environmental protection construction, which comprises: the device comprises a crushing box body, a primary crushing component, a magnetic separation component, a secondary crushing component and an asphalt recycling box; the top of broken box is fixed with the broken subassembly of one-level, the broken subassembly bottom of one-level is fixed with the magnetic separation subassembly, just, the magnetic separation subassembly is located the broken box, broken box inner wall bottom is fixed with the broken subassembly of second grade, the discharge end of the broken subassembly of second grade is fixed with the pitch collection box, the broken subassembly of second grade includes counterattack board and screen cloth at least, the screen cloth can filter the major diameter rubble, the counterattack board is through the broken pitch of collision, and the abandonment pitch is handled to the finish machining.

Description

Environment-friendly construction is with special broken case of abandonment recovery unit

Technical Field

The invention relates to the technical field of crushing boxes, in particular to a special crushing box for a waste recovery device for environment-friendly construction.

Background

The asphalt pavement has good driving comfort and excellent service performance, so that the asphalt pavement becomes a main choice of the highway. In recent years, the rapid development of highway traffic in China accelerates the loss process of asphalt pavements. At present, the maintenance of asphalt roads mainly adopts a mode of firstly excavating old asphalt pavements and then additionally paving new asphalt pavements. However, a great deal of old asphalt concrete is produced while repairing old asphalt pavement. Secondly, after the existing asphalt reclaimed materials are milled, the problems of large blocks or hardening exist, and the subsequent processing of the asphalt reclaimed materials is influenced. Or the asphalt is recovered by adopting the traditional thermal regeneration process, the stability and the recovery rate of the recovered asphalt are not ideal, and waste gas is generated in the recovery process to pollute the environment. The problems of limited stone ore resources and environmental protection are called for, and the waste asphalt regeneration needs to be further solved.

Therefore, it is necessary to provide a crushing box dedicated to a waste recycling device for environmental protection construction to solve the problems mentioned in the background art.

Disclosure of Invention

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an environmental protection construction is with special broken case of abandonment recovery unit, it includes: the device comprises a crushing box body, a primary crushing component, a magnetic separation component, a secondary crushing component and an asphalt recycling box; the top of broken box is fixed with the broken subassembly of one-level, the broken subassembly bottom of one-level is fixed with the magnetic separation subassembly, just, the magnetic separation subassembly is located the broken box, broken box inner wall bottom is fixed with the broken subassembly of second grade, the discharge end of the broken subassembly of second grade is fixed with the pitch collection box, the broken subassembly of second grade includes counterattack board and screen cloth at least, the screen cloth can filter the major diameter rubble, the counterattack board is through the broken pitch of collision, and the abandonment pitch is handled to the finish machining.

Further, preferably, the secondary crushing assembly further comprises a base, a crushing blade and a rotating plate;

one side of the inner wall of the crushing box body, which is far away from the primary crushing assembly, is hinged with the impact plate, the other side of the impact plate is connected with the live chain, the base is rotatably connected with at least one set of rotating shaft, the rotating shaft is coaxially provided with at least one set of rotating plate, the middle part of the base is fixedly provided with a support, the support is rotatably connected with a rotating shaft, the circumference of the rotating shaft is provided with at least one set of crushing blades, the inner wall of the crushing box body is obliquely and fixedly provided with the screen, and the lowest end of the screen is at least higher than the crushing blades.

Further, as preferred, the inside embedding of counterattack board is provided with flexible gasbag, the input of flexible gasbag is fixed with the pump, the fixed surface of counterattack board has at least a set of impact tooth, the counterattack board is fixed with at least a set of through-hole, the through-hole with the impact tooth links to each other, the impact tooth includes the storehouse body, the embedding of storehouse internal portion is provided with the recess, the impact tooth includes A, B, C trilateral, be fixed with at least a set of broken tooth on the impact tooth C face, the B face of impact tooth and adjacent low the embedding is provided with the ladder groove between the impact tooth C face, the fixed surface of rotor plate has annular sand grip.

Further, preferably, the magnetic separation assembly at least comprises a magnetic telescopic rod, a sliding block, a magnetic rod and a magnetic separation barrel;

the magnetic separation barrel is characterized in that a sliding rail is fixed to the bottom of the magnetic separation barrel, the surface of the sliding rail is connected with the sliding block in a sliding mode, the top of the sliding block is fixed with the magnetic rod, and at least one group of magnetic telescopic rods are fixed to the outer side of the magnetic rod.

Further, as preferred, be fixed with at least a set of clearance seat on the magnetic separation section of thick bamboo inner wall, clearance seat one side rotates to be connected with the clearance dish.

Further, preferably, the primary crushing assembly comprises a first motor, a gear box, a feed hopper and a crushing roller;

the inside embedding of feeder hopper is provided with at least a set of crushing roller, the input of crushing roller is connected with the gear box, the gear box by first motor drive.

Further, as preferred, the broken subassembly of one-level is kept away from at broken box top one side half embedding is provided with the dust catcher, the dust catcher output is located in the broken box, be fixed with the drainer on the broken box top inner wall.

Further, as preferred, the magnetic separation bobbin base is kept away from one side of first motor is fixed with the pitch bin outlet that demagnetizes, one side that the first motor was kept away from to the base is fixed with spiral discharge tube.

Further, preferably, the asphalt recycling box comprises a transmission pipeline, a new and old asphalt mixing bin, a rubber board-blending modifier bin, a mixing recycling bin and a discharge port;

the output end of the transmission pipeline is communicated with the mixing recovery bin in a coaxial sealing and rotating mode, the mixing recovery bin is coaxially provided with a rubber blending modifier bin, the rubber blending modifier bin is coaxially provided with the old and new asphalt mixing bin, and one side, far away from the transmission pipeline, of the old and new asphalt mixing bin is provided with the discharge port.

Compared with the prior art, the invention has the beneficial effects that:

the method has the advantages that: the crushing blade provided by the invention can rotate to crush asphalt falling from the middle part, the incompletely crushed asphalt can impact the impact plate to be crushed continuously under the action of centrifugal force, the asphalt falling from two sides can be lifted to the impact plate by the rotating plate to be beaten and crushed, the asphalt is circularly crushed, when the stepped groove contains the asphalt, the flexible air bag expands, the annular convex strip approaches to the annular convex strip and is matched with the crushing teeth to roll and crush, and the crushing efficiency and the asphalt crushing degree of the asphalt are improved.

The advantages are two: the inflation pump works, the flexible air bag expands to push the impact plate to be close to the asphalt, the crushing impact strength of the asphalt is improved, the impact teeth further crush the asphalt, and the expansion degree of the air bag can be controlled to adjust the impact crushing strength.

The advantages are three: the sliding block arranged in the invention slides, the magnetic rod rotates to collect metal substances, and the magnetic telescopic rod is stretched to adsorb floating metal fragments; in the process that the sliding block slides to the two sides, the magnetic telescopic rod contacts the cleaning disc, the cleaning disc rotates to collect metal fragments, the magnetic telescopic rod is gradually shortened, and the cleaning disc scrapes off metal substances on the rod body of the cleaning disc; the magnetic rod contacts the cleaning disc, the cleaning disc rotates to scrape the metal substances on the magnetic rod, the efficiency of the collected metal substances is high, and the cost is saved.

The advantages are four: the drainer arranged in the invention can effectively cool the asphalt, prevent the asphalt from being solidified and agglomerated due to heat generated by friction, and solve the problem that the asphalt has larger blocks or is hardened; the dust collector absorbs dust and waste gas in the crushing and screening box, so that the cleanness and the environment protection in the box are kept; the screen cloth screens the waste material of preliminary smashing, and the rubble of major diameter is discharged through the rubble discharge gate, resources are saved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the construction of a secondary crushing assembly of the present invention;

FIG. 3 is a schematic view of a counterattack plate structure according to the present invention;

FIG. 4 is a schematic view of a magnetic separation assembly according to the present invention;

FIG. 5 is a schematic view of the primary crushing assembly of the present invention;

FIG. 6 is a schematic view of an impact tooth configuration of the present invention;

FIG. 7 is a schematic view of the asphalt recycling bin of the present invention.

In the figure: 1. crushing the box body; 2. a primary crushing assembly; 3. a magnetic separation assembly; 4. a secondary crushing assembly; 5. a vacuum cleaner; 6. a water drainer; 7. an asphalt recycling bin; 21. a first motor; 22. a gear case; 23. a feed hopper; 24. a crushing roller; 31. a slide rail; 32. a magnetic telescopic rod; 33. a slider; 34. a magnetic rod; 35. cleaning the disc; 36. cleaning a seat; 37. demagnetizing the asphalt discharge port; 38. a magnetic separation cylinder; 41. a base; 42. a counterattack plate; 43. a living chain; 44. screening a screen; 45. crushing the blade; 46. a rotating shaft; 47. a support; 48. a rotating plate; 49. a rotating shaft; 410. a spiral discharge pipe; 421. an inflator pump; 422. a through hole; 423. an impact tooth; 424. a groove; 425. crushing teeth; 426. a stepped groove; 427. an annular rib; 71. a transport pipeline; 72. mixing the new asphalt and the old asphalt; 73. a rubber plate-mixing modifier bin; 74. a mixing recovery bin; 75. and (4) a discharge port.

Detailed Description

Referring to fig. 1 and 2, in the embodiment, a crushing box dedicated to a waste recycling device for environmental protection construction includes: the device comprises a crushing box body 1, a primary crushing component 2, a magnetic separation component 3, a secondary crushing component 4 and an asphalt recycling box 7; broken box 1's top is fixed with one-level

broken subassembly

2, 2 bottoms of one-level broken subassembly are fixed with magnetic separation subassembly 3, just, magnetic separation subassembly 3 is located

broken box

1, 1 inner wall bottom of broken box is fixed with second grade broken subassembly 4, the discharge end of second grade broken subassembly 4 is fixed with pitch collection box 7, second grade broken subassembly 4 is at least including counterattack board 42 and screen cloth 44, the major diameter rubble can be filtered to screen cloth 44, counterattack board 42 is through the broken pitch of collision, and the abandonment pitch is handled to the finish machining.

Referring to fig. 2, in a preferred embodiment, the secondary crushing assembly 4 further includes a base 41, a crushing blade 45 and a rotating plate 48;

the one side of the inner wall of the crushing box body 1, which is far away from the primary crushing component 2, is hinged with the impact plate 42, the other side of the impact plate 42 is connected with the movable chain 43, the base 1 is connected with at least one group of rotating shafts 49 in a rotating manner, the rotating shafts 49 are coaxially provided with at least one group of rotating plates 48, the rotating plates 48 rotate to enable asphalt to fly to the impact plate 42 to impact and crush the asphalt, the middle part of the base 41 is fixed with a bracket 47, the bracket 47 is connected with a rotating shaft 46 in a rotating manner, the circumference of the rotating shaft 46 is provided with at least one group of crushing blades 45, the rotating shaft 46 drives the crushing blades 45 to rotate, the crushing blades 45 cut the asphalt, the cut asphalt flies to the impact plate 42 along with the centrifugal force to crush again, the asphalt is favorable for improving the asphalt crushing efficiency, and the screen 44 is obliquely fixed on the inner wall of the crushing box body 1, and, the height of the lowest end of the screen 44 is at least higher than that of the crushing blade 45, one end of the screen 44 close to the first motor 21 is fixed with a crushed stone discharge port, the large-diameter crushed stones can be screened out by the screen 44, and the crushed stones are discharged through the crushed stone discharge port on one side of the screen 44, so that the later recovery of the asphalt is facilitated.

Referring to fig. 3 and 6, as a preferred embodiment, a flexible air bag is embedded inside the impact plate 42, an input end of the flexible air bag is fixed with an inflator 421, when an impact force needs to be increased, the inflator 421 works, the flexible air bag expands to push the impact plate to approach to asphalt, so as to increase the impact strength of the asphalt, at least one set of impact teeth 423 is fixed on the surface of the impact plate 42, the impact teeth 423 further pulverize the asphalt, at least one set of through holes 422 is fixed on the impact plate 42, the through holes 422 are connected with the impact teeth 423, the impact teeth 423 include a bin body, a groove 424 is embedded inside the bin body, the groove 424 can retain asphalt fragments, an annular convex strip 427 presses the asphalt fragments retained in the groove 424 to increase the pulverizing precision, the impact teeth 423 include A, B, C, the surface a away from the live chain 43 and the surface B away from the inflator 421, keep away from be C face of base 41, be fixed with at least a set of broken tooth 425 on the impact tooth 423A face, the B face of impact tooth 423 and the adjacent low level the embedding be provided with ladder groove 426 between the impact tooth 423C face, when ladder groove 426 contains pitch, flexible gasbag inflation, annular convex strip 427 is close to, rolls with broken tooth 425 cooperation and smashes, improves the crushing efficiency and the completeness of pitch, the surface mounting of rotor plate 48 has annular convex strip 427.

Referring to fig. 4, in a preferred embodiment, the magnetic separation assembly 3 at least includes a magnetic telescopic rod 32, a sliding block 33, a magnetic rod 34 and a magnetic separation drum 38;

the magnetic separation section of thick bamboo 38 bottom is fixed with slide rail 31, slide rail 31 surface sliding connection has slider 33, slider 33 top is fixed with magnetic pole 34, magnetic pole 34 can adsorb the metallics (like iron ore) in the pitch, the magnetic pole 34 outside is fixed with at least a set of magnetism telescopic link 32, magnetic separation telescopic link 32 can extend when adsorbing metallics, contracts when getting rid of the metallics.

Referring to fig. 4, as a preferred embodiment, at least one set of cleaning seat 36 is fixed on the inner wall of the magnetic separation cylinder 38, the cleaning disc 35 is rotatably connected to one side of the cleaning seat 36, the cleaning disc 35 can sweep away the metal substances adsorbed on the magnetic rod 34 and the magnetic separation telescopic rod 32, and the metal substances enter a collection bin (not shown in the figure) built in the bottom of the cleaning disc 35 to rapidly collect the metal substances.

Referring to fig. 5, in a preferred embodiment, the primary crushing assembly 2 comprises a first motor 21, a gear box 22, a feed hopper 23 and a crushing roller 24;

at least one set of crushing roller 24 is embedded in the feeding hopper 23, the waste raw materials are primarily crushed by the crushing roller 24, the input end of the crushing roller 24 is connected with the gear box 22, and the gear box 22 is driven by the first motor 21.

Referring to fig. 1, as the preferred embodiment, one side half embedding that one-level broken subassembly 2 was kept away from at broken box 1 top is provided with dust catcher 5, dust catcher 5 effectively adsorbs dust and harmful substance, the environmental protection, dust catcher 5 output is located in broken box 1, be fixed with drainer 6 on the inner wall of broken box 1 top, drainer 6 can effectively be for the pitch cooling, prevents that pitch from solidifying the caking because of frictional heating.

Referring to fig. 2 and 4, in this embodiment, a demagnetized asphalt discharge port 37 is fixed on a side of the bottom of the magnetic separation drum 38 away from the first motor 21, and a spiral discharge pipe 410 is fixed on a side of the base 1 away from the first motor 21.

Referring to fig. 7, the asphalt recycling bin 7 includes a conveying pipeline 71, a new and old asphalt mixing bin 72, a rubber board-blending modifier bin 73, a mixing recycling bin 74 and a discharge port 75;

the output end of the conveying pipeline 71 is coaxially, hermetically and rotatably communicated with the mixed recycling bin 74, broken asphalt in the spiral discharging pipe 410 is conveyed into the conveying pipeline 71, the mixed recycling bin 74 is coaxially provided with a rubber blending modifier bin 73, a heating cable is fixed on the outer side of the rubber blending modifier bin 73, the rubber blending modifier bin 73 is coaxially provided with the new and old asphalt mixing bin 72, the discharge port 75 is formed in one side, far away from the conveying pipeline 71, of the new and old asphalt mixing bin 72, asphalt subjected to deep treatment is conveyed into a recycling device from the discharge port 75, and the new and old asphalt mixing bin 72, the rubber blending board modifier bin 73 and the mixed recycling bin 74 can rotate after being opened by external power.

The working principle is as follows:

s1, turning on a power supply, adding waste raw materials through a feed hopper, and crushing the waste raw materials by a crushing roller under the driving of a first motor;

s2, primarily crushing waste raw materials, discharging the waste raw materials into a cylinder of the magnetic separation assembly, sliding a sliding block, collecting metal substances by rotating a magnetic rod, lengthening the magnetic telescopic rod, and adsorbing floating metal fragments; in the process that the sliding block slides to the two sides, the magnetic telescopic rod contacts the cleaning disc, the cleaning disc rotates to collect metal fragments, the magnetic telescopic rod is gradually shortened, and the cleaning disc scrapes off metal substances on the rod body of the cleaning disc; then the magnetic rod contacts the cleaning disc, and the cleaning disc rotates to scrape the metal substances on the magnetic rod;

s3, after metal substances are removed, asphalt is discharged through a demagnetized asphalt discharge port, secondary crushing is started, large-diameter crushed stone filtered by a screen is discharged through a crushed stone discharge port, a drainer is used for cooling the crushed asphalt, the asphalt falling from the middle part can be crushed by a rotating crushing blade, the incompletely crushed asphalt can impact an impact plate to be continuously crushed under the action of centrifugal force, and the asphalt falling from two sides can be lifted to the impact plate by a rotating plate to be beaten and crushed; when the step groove contains asphalt, the flexible air bag expands, the annular raised lines are close to the crushing teeth to roll and crush the asphalt in a matching way, and the completely crushed asphalt enters the spiral discharge pipe;

s4, conveying the crushed asphalt in the spiral discharge pipe into the conveying pipeline by using a conveying belt, and enabling the crushed asphalt to enter a mixing and recycling bin, wherein the mixing and recycling bin contains an asphalt softener and an accelerant, and the mixing and recycling bin rotates to enable the three to be uniformly mixed and then enters a rubber blending modifier bin; the rubber blending modifier bin is internally provided with a rubber blending modifier, the heating cable is controlled to be heated at 195 ℃, and the rubber blending modifier bin rotates to uniformly mix materials in the rubber blending modifier bin; entering a new and old asphalt mixing bin, wherein new asphalt is arranged in the new and old asphalt mixing bin, and the new and old asphalt mixing bin rotates until the new and old asphalt mixing bin is uniformly mixed; discharging through a discharge port, and conveying the deeply processed asphalt to a recovery device.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent substitutions or changes according to the technical solution and the inventive concept of the present invention should be covered by the scope of the present invention.

Claims

1. A special crushing box for a waste recovery device for environmental protection construction comprises a crushing box body (1), a primary crushing component (2), a magnetic separation component (3), a secondary crushing component (4) and an asphalt recovery box (7); the method is characterized in that: the top of broken box (1) is fixed with one-level broken subassembly (2), one-level broken subassembly (2) bottom is fixed with magnetic separation subassembly (3), just, magnetic separation subassembly (3) are located broken box (1), broken box (1) inner wall bottom is fixed with second grade broken subassembly (4), the discharge end of second grade broken subassembly (4) is fixed with pitch collection box (7), second grade broken subassembly (4) are at least including counterattack board (42) and screen cloth (44), the major diameter rubble can be filtered in screen cloth (44), counterattack board (42) are through colliding broken pitch, and finish machining handles waste asphalt.

2. The special crushing box of waste recovery device for environmental protection construction according to claim 1, characterized in that: the secondary crushing assembly (4) further comprises a base (41), a crushing blade (45) and a rotating plate (48);

one side of keeping away from one-level broken subassembly (2) on broken box (1) inner wall articulates there is counterattack board (42), counterattack board (42) opposite side with loose chain (43) link to each other, it is connected with at least a set of rotation axis (49) to rotate on base (1), rotation axis (49) are coaxial to be provided with at least a set of rotor plate (48), base (41) middle part is fixed with support (47), it is connected with pivot (46) to rotate on support (47), pivot (46) circumference is provided with at least a set of broken blade (45), broken box (1) inner wall slope is fixed with screen cloth (44), just, the height of screen cloth (44) lower extreme is higher than at least broken blade (45).

3. The special crushing box of waste recovery device for environmental protection construction according to claim 2, characterized in that: the utility model discloses an impact device, including impact tooth, baffle, the inside embedding of impact plate (42) is provided with flexible gasbag, the input of flexible gasbag is fixed with inflator pump (421), the surface mounting of impact plate (42) has at least a set of impact tooth (423), impact plate (42) is fixed with at least a set of through-hole (422), through-hole (422) with impact tooth (423) link to each other, impact tooth (423) are including the storehouse body, the embedding of storehouse internal portion is provided with recess (424), impact tooth (423) are including A, B, C trilateral, be fixed with at least a set of broken tooth (425) on impact tooth (423) the A face, the B face of impact tooth (423) and adjacent low level the embedding is provided with ladder groove (426) between impact tooth (423) the C face, the surface mounting of rotor plate (48) has annular sand grip (427).

4. The special crushing box of waste recovery device for environmental protection construction according to claim 1, characterized in that: the magnetic separation assembly (3) at least comprises a magnetic telescopic rod (32), a sliding block (33), a magnetic rod (34) and a magnetic separation barrel (38);

a slide rail (31) is fixed with to magnetic separation section of thick bamboo (38) bottom, slide rail (31) surface sliding connection has slider (33), slider (33) top is fixed with magnetic pole (34), the magnetic pole (34) outside is fixed with at least a set of magnetism telescopic link (32).

5. The special crushing box of waste recovery device for environmental protection construction according to claim 4, characterized in that: at least one group of cleaning seats (36) are fixed on the inner wall of the magnetic separation barrel (38), and one side of each cleaning seat (36) is rotatably connected with the cleaning disc (35).

6. The special crushing box of waste recovery device for environmental protection construction according to claim 1, characterized in that: the primary crushing assembly (2) comprises a first motor (21), a gear box (22), a feed hopper (23) and a crushing roller (24);

at least one group of crushing rollers (24) are embedded in the feeding hopper (23), the input end of each crushing roller (24) is connected with the gear box (22), and the gear box (22) is driven by the first motor (21).

7. The special crushing box of waste recovery device for environmental protection construction according to claim 5, characterized in that: one side of the top of the crushing box body (1) far away from the primary crushing component (2) is semi-embedded with a dust collector (5), the output end of the dust collector (5) is located in the crushing box body (1), and a water drainer (6) is fixed on the inner wall of the top of the crushing box body (1).

8. The special crushing box of waste recovery device for environmental protection construction according to claim 6, characterized in that: one side of first motor (21) is kept away from to magnetic separation section of thick bamboo (38) bottom is fixed with demagnetization pitch bin outlet (37), one side that first motor (21) was kept away from in base (1) is fixed with spiral row's material pipe (410).

9. The special crushing box of waste recovery device for environmental protection construction according to claim 1, characterized in that: the asphalt recycling box (7) comprises a conveying pipeline (71), a new and old asphalt mixing bin (72), a rubber board-doped modifier bin (73), a mixing recycling bin (74) and a discharge hole (75);

the output end of the conveying pipeline (71) is communicated with the mixing recovery bin (74) in a coaxial sealing and rotating mode, the mixing recovery bin (74) is coaxially provided with a rubber blending modifier bin (73), the rubber blending modifier bin (73) is coaxially provided with the new and old asphalt mixing bin (72), and one side, far away from the conveying pipeline (71), of the new and old asphalt mixing bin (72) is provided with the discharge hole (75).