CN217016798U

CN217016798U - Breaker is used in recycled asphalt concrete geotechnical construction

Info

Publication number: CN217016798U
Application number: CN202220835135.XU
Authority: CN
Inventors: 杭月琴; 王春霞
Original assignee: Jiangsu Songliu Construction Engineering Co ltd
Current assignee: Jiangsu Songliu Construction Engineering Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-07-22
Anticipated expiration: 2032-04-12

Abstract

The utility model discloses a crushing device for recycled asphalt concrete construction, which comprises a base, wherein a supporting plate is fixedly arranged on the outer surface of the upper end of the base, an installation plate is arranged on the outer surface of the upper end of the supporting plate, a double-roller crushing device for improving the crushing efficiency is arranged in the middle of the installation plate, a feed hopper is arranged on the outer surface of the upper end of the double-roller crushing device, a fixed block is fixedly arranged on the outer surface of the lower end of the installation plate, and an automatic screening device for improving the crushing and screening efficiency is arranged on the outer surface of the lower end of the fixed block. The crushing device for recycled asphalt concrete construction is provided with the automatic screening device, so that the structure is simple, the operation is convenient, the crushed asphalt concrete can be automatically screened after being crushed, the convenience of screening the crushed asphalt concrete fragments is improved, the time and the labor are saved, the use convenience is improved, and the crushing quality is improved.

Description

Breaker is used in recycled asphalt concrete construction

Technical Field

The utility model relates to the technical field of asphalt concrete regeneration, in particular to a crushing device for recycled asphalt concrete geotechnical construction.

Background

The regenerated asphalt concrete is a mixture prepared by stirring an old asphalt pavement after digging, recovering, crushing and screening the old asphalt pavement, a regenerant, a new asphalt material, a new aggregate and the like according to a certain proportion. The recycling of the asphalt concrete can save a large amount of raw materials such as asphalt, gravel and the like, save engineering investment, and simultaneously is beneficial to treating waste materials and protecting the environment, thereby having remarkable economic benefit and social and environmental benefit. With the concern of people on environmental protection and social benefits in recent years, the recycling technology of asphalt pavements is more and more emphasized by people, and becomes an important practical technology to be further developed in the construction of highway engineering.

Current breaker for recycled asphalt concrete construction simple structure, the function singleness, crushing efficiency is lower, and crushing quality is relatively poor, and can't carry out automatic screening to the asphalt concrete after the breakage, takes trouble hard, and the use of being not convenient for has brought certain adverse effect for people's use, for this reason, we propose a breaker for recycled asphalt concrete construction.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a crushing device for recycled asphalt concrete construction.

The utility model solves the technical problems through the following technical means: the utility model provides a breaker is used in recycled asphalt concrete construction, includes the base, the upper end external surface fixed mounting of base has the backup pad, the upper end surface of backup pad is provided with the mounting panel, the middle part of mounting panel is provided with the two roller breaker that is used for improving crushing efficiency, two roller breaker's upper end surface is provided with the feeder hopper, the lower extreme external surface fixed mounting of mounting panel has the fixed block, the lower extreme surface of fixed block is provided with the automatic screening plant who is used for improving broken screening efficiency.

Further, the double-roller crushing device comprises a crushing bin, a first driving motor and a second driving motor, wherein a first motor mounting seat is arranged between the first driving motor and the outer surface of one side of the crushing bin, a first rotating shaft is arranged at the other end of an output shaft of the first driving motor, a first mounting bearing is arranged between the first rotating shaft and the middle part of the outer surface of one side of the crushing bin, a first bearing seat is arranged between the other end of the first rotating shaft and the inner surface of the other side of the crushing bin, a first crushing roller is arranged on the outer surface of the first rotating shaft, a second motor mounting seat is arranged between the second driving motor and the outer surface of one side of the crushing bin, a second rotating shaft is arranged at the other end of the output shaft of the second driving motor, a second mounting bearing is arranged between the second rotating shaft and the middle part of the outer surface of one side of the crushing bin, and a second bearing seat is arranged between the other end of the second rotating shaft and the inner surface of the other side of the crushing bin, and a second crushing roller is arranged on the outer surface of the second rotating shaft.

Furthermore, the first driving motor is fixedly connected with the outer surface of one side of the crushing bin through a first motor mounting seat, the second driving motor is fixedly connected with the outer surface of one side of the crushing bin through a second motor mounting seat, the second driving motor is positioned on one side of the first driving motor, the output shafts of the first driving motor and the second driving motor rotate in opposite directions, one end of the first rotating shaft is fixedly connected with the output shaft of the first driving motor, the other end of the first rotating shaft is movably connected with the inner surface of the other side of the crushing bin through a first bearing seat, the first crushing roller is fixedly connected with the outer surface of the first rotating shaft, one end of the second rotating shaft is fixedly connected with the output shaft of the second driving motor, the other end of the second rotating shaft is movably connected with the inner surface of the other side of the crushing bin through a second bearing seat, and the second crushing roller is fixedly connected with the outer surface of the second rotating shaft, and the second crushing roller and the first crushing roller rotate reversely.

Further, automatic screening plant is including screening storehouse and expanding spring, the equal fixed mounting in both sides surface in screening storehouse has the installation piece, be provided with the lower extreme connecting block between expanding spring's the one end and the upper end surface of installation piece, be provided with the upper end connecting block between expanding spring's the other end and the fixed block, the front end surface middle part in screening storehouse is provided with the dodge gate, be provided with the hinge seat between dodge gate and the screening storehouse, the internal surface in screening storehouse is provided with the collar, the inner circle of collar is provided with the sieve, the lower extreme surface in screening storehouse is provided with down the hopper, the lower extreme surface of hopper is provided with the bleeder valve down, the both sides surface of hopper is provided with vibrating motor down.

Furthermore, the mounting blocks are fixedly connected with the outer surfaces of the two sides of the screening bin, the number of the telescopic springs is two, one end of the telescopic spring is fixedly connected with the outer surface of the upper end of the mounting block through a lower end connecting block, the other end of the telescopic spring is fixedly connected with the fixed block through an upper end connecting block, the screening bin is movably connected with the mounting plate through a telescopic spring and a fixed block, the movable bin door is hinged with a hinge seat, the movable bin gate is movably connected with the middle part of the outer surface of the front end of the screening bin through a hinge seat, the discharging hopper is fixedly connected with the outer surface of the lower end of the screening bin, the screening bin is characterized in that the discharging hopper is communicated with the inside of the screening bin, the number of the vibration motors is two, the vibration motors are fixedly connected with the outer surfaces of the two sides of the discharging hopper, and the screening plate is fixedly connected with the inner surface of the screening bin through the mounting ring.

Furthermore, the quantity of backup pad is two sets of, the backup pad with the upper end fixed surface of base be connected, the mounting panel is connected with the upper end fixed surface of backup pad.

Compared with the prior art, the utility model provides a crushing device for recycled asphalt concrete construction, which has the following beneficial effects:

1. the crushing device for the recycled asphalt concrete construction is provided with a double-roller crushing device, after a first driving motor and a second driving motor are started, an output shaft of the first driving motor can drive a first rotating shaft to rotate in a crushing bin through a first bearing seat so as to drive a first crushing roller to rotate, an output shaft of the second driving motor can drive a second rotating shaft to rotate in the crushing bin through a second bearing seat so as to drive a second crushing roller to rotate, output shafts of the first driving motor and the second driving motor are in reverse rotation so as to realize that the first crushing roller and the second crushing roller are in reverse rotation, asphalt concrete is put into the crushing bin through a feed hopper, the asphalt concrete is subjected to the meshing force of the first crushing roller and the second crushing roller, the asphalt concrete is forced to pass between the two rollers, and is simultaneously subjected to the squeezing, shearing and grinding of the first crushing roller and the second crushing roller, asphalt concrete begins cracked promptly, and the tiny particle after cracked falls to the below in broken storehouse along the rotatory tangent line of roller through the clearance of two rollers, exceeds the large granule asphalt concrete in clearance, continues to be broken into the tiny particle and discharges, and simple structure improves the broken efficiency and the quality of asphalt concrete greatly.

2. According to the crushing device for recycled asphalt concrete construction, the automatic screening device is arranged, asphalt concrete is crushed by the double-roller crushing device and falls into the screening bin, after the vibration motor is started, the screening bin is driven by the vibration of the vibration motor to vibrate through the expansion spring, an asphalt concrete fragment material layer on the screen plate is loosened, large-particle asphalt concrete fragments are left on the screen plate, and the movable bin door is opened to discharge and collect the large-particle asphalt concrete fragments; in the hopper under granule asphalt concrete fragment passed through the sieve and gets into, discharge valve discharge collects, accomplishes the automatic screening to asphalt concrete fragment, simple structure, the simple operation has improved the convenience of screening the asphalt concrete fragment after the breakage, and labour saving and time saving has improved the convenience of using, has improved crushing quality.

Drawings

The utility model is further explained below with reference to the drawings and examples.

Fig. 1 is a schematic view of the overall structure of a breaking device for recycled asphalt concrete construction according to the present invention.

Fig. 2 is a schematic plan view illustrating a two-roll crushing apparatus of a crushing apparatus for recycled asphalt concrete construction according to the present invention.

Fig. 3 is a schematic overall structure diagram of an automatic screening device of the crushing device for recycled asphalt concrete construction according to the present invention.

Fig. 4 is a schematic plan view illustrating the structure of an automatic screening device of a crushing device for recycled asphalt concrete construction according to the present invention.

In the figure: 1. a base; 2. a support plate; 3. mounting a plate; 4. a double-roller crushing device; 401. a crushing bin; 402. a first driving motor; 403. a second drive motor; 404. a first motor mounting seat; 405. a first rotating shaft; 406. mounting a bearing; 407. a first bearing seat; 408. a first crushing roller; 409. a second motor mounting seat; 410. a second rotating shaft; 411. mounting a bearing; 412. a second bearing seat; 413. a second crushing roller; 5. a feed hopper; 6. a fixed block; 7. an automatic screening device; 701. screening the bin; 702. mounting blocks; 703. a tension spring; 704. a lower end connecting block; 705. an upper end connecting block; 706. a movable bin gate; 707. a hinge mount; 708. feeding a hopper; 709. a discharge valve; 710. a vibration motor; 711. a sieve plate; 712. and (7) installing a ring.

Detailed Description

Example 1

As shown in fig. 1 and 2, a crushing device for recycled asphalt concrete construction comprises a base 1, a supporting plate 2 is fixedly installed on the outer surface of the upper end of the base 1, a mounting plate 3 is arranged on the outer surface of the upper end of the supporting plate 2, a double-roller crushing device 4 for improving crushing efficiency is arranged in the middle of the mounting plate 3, a feeding hopper 5 is arranged on the outer surface of the upper end of the double-roller crushing device 4, a fixing block 6 is fixedly installed on the outer surface of the lower end of the mounting plate 3, and an automatic screening device 7 for improving crushing and screening efficiency is arranged on the outer surface of the lower end of the fixing block 6.

The double-roller crushing device 4 comprises a crushing bin 401, a first driving motor 402 and a second driving motor 403, a first motor mounting seat 404 is arranged between the first driving motor 402 and the outer surface of one side of the crushing bin 401, a first rotating shaft 405 is arranged at the other end of the output shaft of the first driving motor 402, a first mounting bearing 406 is arranged between the first rotating shaft 405 and the middle part of the outer surface of one side of the crushing bin 401, a first bearing seat 407 is arranged between the other end of the first rotating shaft 405 and the inner surface of the other side of the crushing bin 401, a first crushing roller 408 is arranged on the outer surface of the first rotating shaft 405, a second motor mounting seat 409 is arranged between the second driving motor 403 and the outer surface of one side of the crushing bin 401, a second rotating shaft 410 is arranged at the other end of the output shaft of the second driving motor 403, a second mounting bearing 411 is arranged between the second rotating shaft 410 and the middle part of the outer surface of one side of the crushing bin 401, a second bearing seat 412 is arranged between the other end of the second rotating shaft 410 and the inner surface of the other side of the crushing bin 401, the outer surface of the second rotating shaft 410 is provided with a second crushing roller 413.

The first driving motor 402 is fixedly connected with the outer surface of one side of the crushing bin 401 through a first motor mounting seat 404, the second driving motor 403 is fixedly connected with the outer surface of one side of the crushing bin 401 through a second motor mounting seat 409, the second driving motor 403 is positioned on one side of the first driving motor 402, the output shafts of the first driving motor 402 and the second driving motor 403 are in reverse rotation, one end of a first rotating shaft 405 is fixedly connected with the output shaft of the first driving motor 402, the other end of the first rotating shaft 405 is movably connected with the inner surface of the other side of the crushing bin 401 through a first bearing seat 407, the first crushing roller 408 is fixedly connected with the outer surface of the first rotating shaft 405, one end of a second rotating shaft 410 is fixedly connected with the output shaft of the second driving motor 403, the other end of the second rotating shaft 410 is movably connected with the inner surface of the other side of the crushing bin 401 through a second bearing seat 412, and the second crushing roller 413 is fixedly connected with the outer surface of the second rotating shaft 410, and the second crushing roller 413 and the first crushing roller 408 are rotated in opposite directions.

Example 2

As shown in figure 1 of the drawings, in which, as shown in fig. 3 and 4, an automatic screening device 7 is provided based on embodiment 1, the automatic screening device 7 includes a screening bin 701 and an expansion spring 703, an installation block 702 is fixedly installed on outer surfaces of two sides of the screening bin 701, a lower end connection block 704 is provided between one end of the expansion spring 703 and an upper end outer surface of the installation block 702, an upper end connection block 705 is provided between the other end of the expansion spring 703 and the fixed block 6, a movable bin door 706 is provided in a middle portion of an outer surface of a front end of the screening bin 701, a hinge base 707 is provided between the movable bin door 706 and the screening bin 701, an installation ring 712 is provided on an inner surface of the screening bin 701, a screening plate 711 is provided on an inner ring of the installation ring 712, a discharge hopper 708 is provided on an outer surface of a lower end of the screening bin 701, a discharge valve 709 is provided on an outer surface of a lower end of the discharge hopper 708, and a vibration motor 710 is provided on outer surfaces of two sides of the discharge hopper 708.

The mounting block 702 is fixedly connected with the outer surfaces of two sides of the screening bin 701, the number of the telescopic springs 703 is two, one end of each telescopic spring 703 is fixedly connected with the outer surface of the upper end of the mounting block 702 through a lower end connecting block 704, the other end of each telescopic spring 703 is fixedly connected with the fixed block 6 through an upper end connecting block 705, the screening bin 701 is movably connected with the mounting plate 3 through the telescopic springs 703 and the fixed block 6, the movable bin door 706 is hinged with the hinge base 707, the movable bin door 706 is movably connected with the middle part of the outer surface of the front end of the screening bin 701 through the hinge base 707, the discharging hopper 708 is fixedly connected with the outer surface of the lower end of the screening bin 701, the discharging hopper 708 is communicated with the inside of the screening bin 701, the number of the vibrating motors 710 is two, the vibrating motors 710 are fixedly connected with the outer surfaces of the two sides of the discharging hopper 708, and the screening plate is fixedly connected with the inner surface of the screening bin 701 through the mounting ring 712.

The quantity of backup pad 2 is two sets of, backup pad 2 with the upper end fixed surface of base 1 be connected, mounting panel 3 with the upper end fixed surface of backup pad 2 be connected.

Compared with the embodiment 1, the automatic screening device 7 is added, the automatic screening device 7 is arranged, the asphalt concrete is crushed by the double-roller crushing device 4 and falls into the screening bin 701, after the vibration motor 710 is started, the screening bin 701 is driven by the vibration of the vibration motor 710 to vibrate through the expansion spring 703, the material layer of the asphalt concrete fragments on the screen plate 711 is loosened, the large-particle asphalt concrete fragments are left on the screen plate 711, and the movable bin door 706 is opened for discharging and collecting; in the small granule asphalt concrete fragment got into hopper 708 down through sieve 711, discharge through bleeder valve 709 and collect, the completion was to the automatic screening of asphalt concrete fragment, simple structure, and the simple operation has improved the convenience of screening the asphalt concrete fragment after the breakage, and labour saving and time saving has improved the convenience of using, has improved crushing quality.

The working principle is as follows: after the first driving motor 402 and the second driving motor 403 are started, the output shaft of the first driving motor 402 can drive the first rotating shaft 405 to rotate in the crushing bin 401 through the first bearing seat 407 so as to drive the first crushing roller 408 to rotate, the output shaft of the second driving motor 403 can drive the second rotating shaft 410 to rotate in the crushing bin 401 through the second bearing seat 412 so as to drive the second crushing roller 413 to rotate, the output shafts of the first driving motor 402 and the second driving motor 403 are in reverse rotation so as to realize the reverse rotation of the first crushing roller 408 and the second crushing roller 413, asphalt concrete is put into the crushing bin 401 through the feed hopper 5, the asphalt concrete is subjected to the meshing force of the first crushing roller 408 and the second crushing roller 413, the asphalt concrete is forced to pass between the two rollers and is simultaneously subjected to the squeezing, rolling and shearing and grinding of the first crushing roller 408 and the second crushing roller 413, asphalt concrete begins cracked promptly, and the tiny particle after cracked falls to broken storehouse 401's below through the clearance of two rollers along the rotatory tangent line of roller, exceeds the large granule asphalt concrete in clearance, continues to be broken into the tiny particle and discharges, and simple structure improves the broken efficiency and the quality of asphalt concrete greatly. By arranging the automatic screening device 7, the asphalt concrete falls into the screening bin 701 after being crushed by the double-roller crushing device 4, after the vibration motor 710 is started, the screening bin 701 is driven by the vibration of the vibration motor 710, the screening bin 701 vibrates through the telescopic spring 703, an asphalt concrete fragment material layer on the screening plate 711 is loosened, large-particle asphalt concrete fragments are left on the screening plate 711, and the movable bin door 706 is opened to discharge and collect the large-particle asphalt concrete fragments; in the small granule asphalt concrete fragment got into hopper 708 down through sieve 711, discharge through bleeder valve 709 and collect, the completion was to the automatic screening of asphalt concrete fragment, simple structure, and the simple operation has improved the convenience of screening the asphalt concrete fragment after the breakage, and labour saving and time saving has improved the convenience of using, has improved crushing quality.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a breaker is used in recycled asphalt concrete construction, includes base (1), its characterized in that: the utility model discloses a screening machine, including base (1), backup pad (2), mounting panel (3), two roller crushing device (4) that are used for improving crushing efficiency, two roller crushing device (4), two roller crushing device's (4) upper end surface is provided with feeder hopper (5), the lower extreme outer fixed surface of mounting panel (3) installs fixed block (6), the lower extreme surface of fixed block (6) is provided with automatic screening plant (7) that are used for improving broken screening efficiency.

2. The crushing device for recycled asphalt concrete construction according to claim 1, wherein: the double-roller crushing device (4) comprises a crushing bin (401), a first driving motor (402) and a second driving motor (403), a first motor mounting seat (404) is arranged between the first driving motor (402) and the outer surface of one side of the crushing bin (401), a first rotating shaft (405) is arranged at the other end of an output shaft of the first driving motor (402), a first mounting bearing (406) is arranged between the first rotating shaft (405) and the middle part of the outer surface of one side of the crushing bin (401), a first bearing seat (407) is arranged between the other end of the first rotating shaft (405) and the inner surface of the other side of the crushing bin (401), a first crushing roller (408) is arranged on the outer surface of the first rotating shaft (405), a second motor mounting seat (409) is arranged between the second driving motor (403) and the outer surface of one side of the crushing bin (401), and a second rotating shaft (410) is arranged at the other end of the output shaft of the second driving motor (403), a second mounting bearing (411) is arranged between the second rotating shaft (410) and the middle part of the outer surface of one side of the crushing bin (401), a second bearing seat (412) is arranged between the other end of the second rotating shaft (410) and the inner surface of the other side of the crushing bin (401), and a second crushing roller (413) is arranged on the outer surface of the second rotating shaft (410).

3. The crushing device for recycled asphalt concrete construction according to claim 2, wherein: the first driving motor (402) is fixedly connected with the outer surface of one side of the crushing bin (401) through a first motor mounting seat (404), the second driving motor (403) is fixedly connected with the outer surface of one side of the crushing bin (401) through a second motor mounting seat (409), the second driving motor (403) is positioned on one side of the first driving motor (402), the output shafts of the first driving motor (402) and the second driving motor (403) rotate in reverse directions, one end of the first rotating shaft (405) is fixedly connected with the output shaft of the first driving motor (402), the other end of the first rotating shaft (405) is movably connected with the inner surface of the other side of the crushing bin (401) through a first bearing seat (407), the first crushing roller (408) is fixedly connected with the outer surface of the first rotating shaft (405), one end of the second rotating shaft (410) is fixedly connected with the output shaft of the second driving motor (403), the other end of the second rotating shaft (410) is movably connected with the inner surface of the other side of the crushing bin (401) through a second bearing seat (412), the second crushing roller (413) is fixedly connected with the outer surface of the second rotating shaft (410), and the second crushing roller (413) and the first crushing roller (408) rotate reversely.

4. The crushing device for recycled asphalt concrete construction according to claim 1, wherein: the automatic screening device (7) comprises a screening bin (701) and an expansion spring (703), wherein mounting blocks (702) are fixedly mounted on the outer surfaces of two sides of the screening bin (701), a lower end connecting block (704) is arranged between one end of the expansion spring (703) and the outer surface of the upper end of the mounting blocks (702), an upper end connecting block (705) is arranged between the other end of the expansion spring (703) and a fixing block (6), a movable bin door (706) is arranged in the middle of the outer surface of the front end of the screening bin (701), a hinge seat (707) is arranged between the movable bin door (706) and the screening bin (701), a mounting ring (712) is arranged on the inner surface of the screening bin (701), a screening plate (711) is arranged on the inner ring of the mounting ring (712), a discharging hopper (708) is arranged on the outer surface of the lower end of the screening bin (701), and a discharging valve (709) is arranged on the outer surface of the lower end of the discharging hopper (708), and the outer surfaces of the two sides of the discharging hopper (708) are provided with vibration motors (710).

5. The crushing device for recycled asphalt concrete construction according to claim 4, wherein: the mounting block (702) is fixedly connected with the outer surfaces of two sides of the screening bin (701), the number of the telescopic springs (703) is two, one end of each telescopic spring (703) is fixedly connected with the outer surface of the upper end of the mounting block (702) through a lower end connecting block (704), the other end of each telescopic spring (703) is fixedly connected with the fixed block (6) through an upper end connecting block (705), the screening bin (701) is movably connected with the mounting plate (3) through the telescopic springs (703) and the fixed block (6), the movable bin door (706) is hinged with the hinge base (707), the movable bin door (706) is movably connected with the middle part of the outer surface of the front end of the screening bin (701) through the hinge base (707), the lower hopper (708) is fixedly connected with the outer surface of the lower end of the screening bin (701), and the lower hopper (708) is communicated with the inside of the screening bin (701), the number of the vibrating motors (710) is two, the vibrating motors (710) are fixedly connected with the outer surfaces of the two sides of the discharging hopper (708), and the screening plate (711) is fixedly connected with the inner surface of the screening bin (701) through a mounting ring (712).

6. The crushing device for recycled asphalt concrete construction according to claim 1, wherein: the quantity of backup pad (2) is two sets of, backup pad (2) with the upper end surface fixed connection of base (1), mounting panel (3) are connected with the upper end surface fixed connection of backup pad (2).