CN218222712U

CN218222712U - Breaker for recycled concrete

Info

Publication number: CN218222712U
Application number: CN202123305472.2U
Authority: CN
Inventors: 陈淑城
Original assignee: Jiangsu Tailin Construction Co ltd
Current assignee: Jiangsu Tailin Construction Co ltd
Priority date: 2021-12-25
Filing date: 2021-12-25
Publication date: 2023-01-06
Anticipated expiration: 2031-12-25

Abstract

The application relates to a crushing device for recycled concrete, relates to the technical field of concrete processing, and aims to solve the problem that the existing concrete crushing device is poor in concrete crushing effect; the crushing box is a cylindrical box body coaxial with the crushing roller, a plurality of crushing teeth are arranged on the inner side wall of the crushing box, and a sealing plate for sealing the feeding hole is arranged on the outer side wall of the crushing box; connecting shafts are arranged at two ends of the crushing roller, a support is arranged on the base, the connecting shafts penetrate through the wall of the crushing box and are connected with the support, a plurality of supporting wheels for supporting the crushing box are arranged on the top wall of the base, and the supporting wheels are symmetrically arranged on two sides of the crushing box in two rows; the base is provided with a driving assembly for driving the crushing box to rotate. This application has the effect that improves the broken effect of concrete.

Description

Breaker for recycled concrete

Technical Field

The application relates to the technical field of concrete processing, in particular to a crushing device for recycled concrete.

Background

The regenerated concrete is prepared by crushing, cleaning and grading waste concrete blocks, mixing the crushed, cleaned and graded waste concrete blocks with a grading agent according to a certain proportion, partially replacing natural aggregates such as sand stones and the like, and adding cement, water and the like.

A related patent with the publication number of CN214863995U provides a concrete raw material crushing device, which comprises a crushing box body, wherein a crushing roller is rotationally connected in the crushing box body, a crushing arc plate is also arranged in the crushing box body, crushing auxiliary teeth are distributed on one side of the crushing arc plate, which is close to the crushing roller, and the crushing auxiliary teeth and the crushing teeth are arranged in a staggered and clearance manner; and a driving motor for driving the crushing roller to rotate is arranged outside the crushing box body. When the concrete crushing box is used, concrete raw materials are poured into the crushing box body through the feeding hole in the crushing box body, the guide plate in the crushing box body can guide the concrete raw materials, the concrete raw materials are made to slide into the space between the crushing roller and the crushing arc plate, and the concrete raw materials are driven by the rotation of the crushing roller to pass through the crushing auxiliary teeth and the crushing teeth, so that the concrete is crushed. The crushed concrete flows out of the crushing box body through a discharge hole of the crushing box body.

To the above-mentioned relevant patent, the inventor thinks that when the concrete passes through between crushing roller and the broken arc board, broken auxiliary tooth is difficult to carry out the breakage to every concrete raw materials with broken tooth, leads to being mingled with the great concrete piece of volume in the concrete that flows from the discharge gate, leads to the device to the crushing effect of concrete relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to improve the crushing effect to the concrete, this application provides a breaker for recycled concrete.

The application provides a breaker for recycled concrete adopts following technical scheme:

the crushing device for the recycled concrete comprises a base, wherein a crushing box is arranged on the base, a crushing roller is arranged in the crushing box, and a feeding hole is formed in the side wall of the crushing box; the crushing box is a cylindrical box body coaxial with the crushing roller, a plurality of crushing teeth are arranged on the inner side wall of the crushing box and the outer side wall of the crushing roller, and a sealing plate for sealing the feeding hole is arranged on the outer side wall of the crushing box; connecting shafts are arranged at two ends of the crushing roller, a support is arranged on the base, the connecting shafts penetrate through the wall of the crushing box and are connected with the support, a plurality of supporting wheels for supporting the crushing box are arranged on the top wall of the base, and the supporting wheels are symmetrically arranged on two sides of the crushing box in two rows; the base is provided with a driving assembly for driving the crushing box to rotate.

By adopting the technical scheme, the sealing plate is opened, concrete to be crushed is poured into the crushing box body through the feeding hole, then the sealing plate is rotated to be fixedly connected with the side wall of the crushing box so as to seal the feeding hole, the driving assembly is started to drive the crushing box to rotate, so that the crushing teeth in the crushing box and the crushing teeth on the crushing roller move relatively, and the concrete is crushed; when the crushing box rotates, the concrete passes through the crushing teeth in the crushing box and the crushing teeth on the crushing roller for multiple times in the crushing box, so that the crushing teeth in the crushing box and the crushing teeth on the crushing roller repeatedly crush the concrete, thereby reducing the concrete block with larger volume in the crushed concrete, and improving the crushing effect on the concrete.

Preferably, the driving assembly comprises a main gear and a driving motor for driving the main gear to transmit, a fluted disc meshed with the main gear is arranged on the end wall of one end of the crushing box, and the connecting shaft penetrates through the fluted disc.

Generally, a workbench is required to be erected on a base to drive a crushing box to rotate, a motor is arranged on the workbench to directly drive the crushing box to rotate, the rotating speed of the motor is high and difficult to control, and the stability of the crushing box during rotation is low; by adopting the technical scheme, when the crushing box is driven to rotate, the driving motor is started to drive the main gear to rotate, and the main gear drives the fluted disc to rotate, so that the crushing box can be driven to rotate. The matching of the main gear and the fluted disc ensures that when the motor drives the crushing box to rotate, the rotating speed of the crushing box is lower and the stability of the crushing box is better,

preferably, the base is provided with a plurality of heightening frames, and the supporting wheels are rotatably connected to one of the heightening frames; the driving motor is positioned below the crushing box.

Through adopting above-mentioned technical scheme, increase the setting of high frame, make and form a space of holding the object between broken case and the base to can arrange driving motor in wherein, thereby reduce the occupation of driving motor to the rest spaces of frame, reduce the influence of driving motor's position when operating personnel operation broken case simultaneously.

Preferably, the outer side wall of the crushing box is provided with a material guide plate, and the material guide plate is positioned at the position, close to the feeding port, of the outer side wall of the crushing box.

By adopting the technical scheme, after the concrete is crushed, the crushing box is rotated to enable the feed inlet to be downward, the container is arranged at the feed inlet, and the sealing plate is opened to enable the crushed concrete to flow out of the feed inlet and flow into the preset container along the material guide plate; thereby reducing the contact with the driving motor when the concrete is discharged.

Preferably, the outer side wall of the crushing box is provided with a ring groove, and the supporting wheel is inserted into the ring groove.

Through adopting above-mentioned technical scheme, when broken case rotated, the supporting wheel can be spacing to the annular inside wall, and is further spacing to broken case, reduces broken case and rotates the condition that the in-process takes place axial displacement.

Preferably, the outer side wall of the crushing box is provided with an annular strip, and the sliding groove is formed in the annular strip.

Generally, the ring groove is directly arranged on the outer side wall of the crushing box, so that the thickness of the crushing box at the ring groove can be reduced, and the structural strength of the crushing box is reduced; through adopting above-mentioned technical scheme, the setting of annular strip makes the annular can open and establish on the annular strip, has reduced the direct grooved condition in broken case lateral wall, has stabilized the structural strength of broken case.

Preferably, the connecting shaft is rotatably connected with a bracket, one of the brackets is further provided with a driving member for driving the crushing roller to rotate, and the rotation direction of the crushing roller is opposite to that of the crushing box.

Through adopting above-mentioned technical scheme, when broken case rotated, the driving piece can drive the relative broken case reversal of crushing roller, makes the relative movement between the broken tooth in the broken incasement and the broken tooth on the crushing roller faster, further improves the crushing effect to the concrete.

Preferably, the drive member comprises a sprocket and a chain; the chain wheel is coaxially connected to the side wall of the main gear; one of the connecting shafts is provided with a driven wheel, and the chain is wound on the chain wheel and the driven wheel.

By adopting the technical scheme, when the driving motor drives the main gear to rotate the crushing box, the main gear simultaneously drives the chain wheel to rotate, and the chain wheel drives the driven wheel to rotate through the chain, so that the crushing roller can be driven to rotate reversely relative to the crushing box; the arrangement of the chain wheel, the chain and the driven wheel ensures that the driving motor can synchronously drive the crushing roller to rotate when driving the crushing box, thereby reducing the condition of additionally arranging the motor and improving the working efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the crushing box rotates, the concrete passes through the crushing teeth in the crushing box and the crushing teeth on the crushing roller for multiple times in the crushing box, so that the crushing teeth in the crushing box and the crushing teeth on the crushing roller repeatedly crush the concrete, thereby reducing the concrete block with larger volume in the crushed concrete, and improving the crushing effect on the concrete.

2. The arrangement of the annular strips and the annular grooves can limit the crushing box, and the axial displacement of the crushing box in the rotating process is reduced.

3. The driving piece can make the crushing roller reverse, makes the relative movement between the broken tooth in the broken incasement and the broken tooth on the crushing roller faster, further improves the crushing effect to the concrete.

Drawings

Fig. 1 is a schematic structural view of a crushing apparatus for recycled concrete according to an embodiment of the present application.

FIG. 2 is a schematic sectional view showing the positional relationship between the crushing roller and the crushing box in the embodiment of the present application.

Description of reference numerals: 1. a base; 11. heightening; 111. a support wheel; 12. a support; 13. an annular strip; 131. a ring groove; 14. a material guide plate; 2. a crushing box; 21. a feed inlet; 22. a sealing plate; 23. a fluted disc; 3. a crushing roller; 31. a connecting shaft; 32. a driven wheel; 4. a drive assembly; 41. a main gear; 42. a drive motor; 5. a drive member; 52. a sprocket; 53. a chain; 6. and (5) crushing the teeth.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses breaker for recycled concrete. Referring to fig. 1 and 2, the crushing device for recycled concrete comprises a base 1, a crushing box 2 is mounted on the base 1, the crushing box 2 is a cylindrical box body, and a plurality of crushing teeth 6 are uniformly connected in the crushing box 2 through welding; the base 1 is connected with four heightening frames 11 through bolts, the four heightening frames 11 are symmetrically arranged on two sides of the crushing box 2, the heightening frames 11 are rotatably connected with supporting wheels 111 through pin shafts, and the crushing box 2 can be supported by the supporting wheels 111; the base 1 is also connected with two supports 12 through bolts, the two supports 12 are positioned at two ends of the crushing box 2, the crushing roller 3 is arranged in the crushing box 2, the outer side wall of the crushing roller 3 is also connected with a plurality of crushing teeth 6 through welding, and the crushing teeth 6 in the crushing box 2 and the crushing teeth 6 on the crushing roller 3 are arranged in a staggered and clearance manner; two ends of the crushing roller 3 are fixedly connected with connecting shafts 31 in a welding way, and the two connecting shafts 31 penetrate through the wall of the crushing box 2 and are respectively connected with one support 12.

Referring to fig. 1, a driving assembly 4 is arranged on a base 1, the driving assembly 4 comprises a main gear 41 and a driving motor 42, the driving motor 42 is connected to the base 1 through bolts, the driving motor 42 is located below a crushing box 2, and the main gear 41 is connected with a driving shaft of the driving motor 42 through a key slot; the end wall of one end of the crushing box is fixedly connected with a fluted disc 23 in a welding way, and the fluted disc 23 is meshed with the main gear 41.

Referring to fig. 1 and 2, a feed inlet 21 is formed in the side wall of the crushing box 2, a sealing plate 22 for sealing the feed inlet 21 is rotatably connected to the outer side wall of the crushing box 2 through a pin shaft, and a material guide plate 14 is connected to the outer side wall of the crushing box 2, which is close to the feed inlet 21, through a bolt; when the crushing device is used, the sealing plate 22 is opened, concrete to be crushed is poured into the crushing box 2 through the feeding hole 21, then the sealing plate 22 is rotated to be fixedly connected with the side wall of the crushing box 2 so as to seal the feeding hole 21, the driving motor 42 is started to drive the main gear 41 to rotate, the main gear 41 drives the fluted disc 23 and the crushing box 2 to rotate, so that the crushing teeth 6 in the crushing box 2 and the crushing teeth 6 on the crushing roller 3 move relatively, and the concrete is crushed; after the crushing is finished, the crushing box 2 is rotated to make the feeding hole 21 downwards, the sealing plate 22 is opened to make the crushed concrete flow out of the feeding hole 21 and flow into a preset container along the material guide plate 14. When broken case 2 rotated, the concrete passed through between broken tooth 6 in broken case 2 and the broken tooth 6 on the crushing roller 3 of follow many times in broken case 2 to make broken tooth 6 in broken case 2 and the broken tooth 6 on the crushing roller 3 break the concrete repeatedly, thereby reduced and be mingled with the great concrete piece of volume in the concrete after the breakage, improved the crushing effect to the concrete.

Referring to fig. 1 and 2, the bracket 12 is further provided with a driving member 5 for driving the crushing roller 3 to rotate, the driving member 5 comprises a chain wheel 52 and a chain 53, the chain wheel 52 is connected to a side wall of the main gear 41 far away from the driving motor 42 through a bolt and is coaxial with the main gear 41, a driven wheel 32 is coaxially connected to the connecting shaft 31 close to the chain wheel 52 through a key slot structure, and the chain 53 is wound around the chain wheel 52 and the driven wheel 32; when the driving motor 42 drives the main gear 41 to rotate the crushing box 2, the main gear 41 simultaneously drives the chain wheel 52 to rotate, the chain wheel 52 drives the driven wheel 32 to rotate through the chain 53, so as to drive the crushing roller 3 to rotate reversely relative to the crushing box 2, so that the relative movement between the crushing teeth 6 in the crushing box 2 and the crushing teeth 6 on the crushing roller 3 is faster, and the crushing effect on concrete is further improved.

Referring to fig. 1, the outer side wall of the crushing box 2 is welded with two annular strips 13, the outer side wall of each annular strip 13 is provided with an annular groove 131, and two supporting wheels 111 corresponding to the two sides of the crushing box 2 are inserted into one annular groove 131; the supporting wheel 111 can limit the inner side wall of the ring groove 131, further limit the piece crushing box 2, and reduce the axial displacement of the crushing box 2 in the rotating process.

The implementation principle of the crushing device for recycled concrete in the embodiment of the application is as follows:

opening the sealing plate 22 to pour the concrete to be crushed into the crushing box 2 through the feeding port 21, then rotating the sealing plate 22 to be fixedly connected with the side wall of the crushing box 2 to seal the feeding port 21, starting the driving motor 42 to drive the main gear 41 to rotate, driving the fluted disc 23 to rotate by the main gear 41, and simultaneously driving the crushing box 2 to rotate, so that the crushing teeth 6 in the crushing box 2 and the crushing teeth 6 on the crushing roller 3 move relatively to crush the concrete; when broken case 2 rotated, the concrete passed through between broken tooth 6 in broken case 2 and the broken tooth 6 on the crushing roller 3 of follow many times in broken case 2 to make broken tooth 6 in broken case 2 and the broken tooth 6 on the crushing roller 3 break the concrete repeatedly, thereby reduced and be mingled with the great concrete piece of volume in the concrete after the breakage, improved the crushing effect to the concrete.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A crushing device for recycled concrete comprises a base (1), wherein a crushing box (2) is arranged on the base (1), a crushing roller (3) is arranged in the crushing box (2), and a feeding hole (21) is formed in the side wall of the crushing box (2); the method is characterized in that: the crushing box (2) is a cylindrical box body coaxial with the crushing roller (3), a plurality of crushing teeth (6) are arranged on the inner side wall of the crushing box (2) and the outer side wall of the crushing roller (3), and a sealing plate (22) for sealing the feeding hole (21) is arranged on the outer side wall of the crushing box (2); connecting shafts (31) are arranged at two ends of the crushing roller (3), a support (12) is arranged on the base (1), the connecting shafts (31) penetrate through the wall of the crushing box (2) and are connected with the support (12), a plurality of supporting wheels (111) for supporting the crushing box (2) are arranged on the top wall of the base (1), and the supporting wheels (111) are symmetrically arranged on two sides of the crushing box (2) in two rows; the base (1) is provided with a driving component (4) for driving the crushing box (2) to rotate.

2. A crushing apparatus for recycled concrete according to claim 1, wherein: the driving assembly (4) comprises a main gear (41) and a driving motor (42) for driving the main gear (41) to drive, a fluted disc (23) meshed with the main gear (41) is arranged on the end wall of one end of the crushing box (2), and the fluted disc (23) is penetrated by the connecting shaft (31).

3. A crushing apparatus for recycled concrete according to claim 2, wherein: the base (1) is provided with a plurality of heightening frames (11), and a plurality of supporting wheels (111) are rotatably connected to one of the heightening frames (11); the driving motor (42) is positioned below the crushing box (2).

4. A crushing apparatus for recycled concrete according to claim 3, wherein: the outer side wall of the crushing box (2) is provided with a material guide plate (14), and the material guide plate (14) is located on the outer side wall of the crushing box (2) and close to the feeding port (21).

5. A crushing apparatus for recycled concrete according to claim 1, wherein: broken case (2) lateral wall has seted up annular (131), supporting wheel (111) insert in annular (131).

6. A crushing apparatus for recycled concrete according to claim 5, wherein: broken case (2) lateral wall is provided with annular strip (13), annular (131) are seted up on annular strip (13).

7. A crushing apparatus for recycled concrete according to claim 1, wherein: the connecting shaft (31) is rotatably connected with the brackets (12), a driving piece (5) for driving the crushing roller (3) to rotate is further arranged on one of the brackets (12), and the rotating direction of the crushing roller (3) is opposite to that of the crushing box (2).

8. A crushing apparatus for recycled concrete according to claim 7, wherein: the drive member (5) comprises a sprocket (52) and a chain (53); the chain wheel (52) is coaxially connected to the side wall of the main gear (41); one of the connecting shafts (31) is provided with a driven wheel (32), and the chain (53) is wound on the chain wheel (52) and the driven wheel (32).