A building solid waste treatment device

Abstract

The application relates to the technical field of engineering crushing equipment, and particularly discloses a building solid waste treatment device, which comprises two accelerating assemblies and a screening assembly. The accelerating assembly comprises a shell provided with a containing cavity on the top side, a rotating conical cover is arranged in the containing cavity, a second driving mechanism for driving the conical cover to rotate is arranged on the shell, an annular belt is arranged in the containing cavity, a plurality of rotating rollers for supporting the annular belt are rotatably arranged in the containing cavity, the annular belt is curved into a fan shape, the conical cover is located in the annular belt of the fan shape, the outer edge of the conical cover abuts against the annular belt, and openings are arranged in the shell and correspond to the positions of the two curved ends of the annular belt. The technical scheme of the example of the application divides the building solid waste into two parts, and makes the two parts of the building solid waste collide after acceleration, so that the building solid waste is crushed through the collision, the abrasion of the building solid waste on the equipment is reduced, and the service life of the building solid waste treatment device is prolonged.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of engineering crushing equipment, in particular to a building solid waste treatment device. BACKGROUND

[0002] With the development of infrastructure construction in China, the quantity and scale of road and bridge projects are continuously expanded, and building solid waste is also increased. The piling and landfill of building solid waste not only occupies a large amount of land, but also may cause pollution to soil and water. A large amount of renewable resources such as waste steel bars and waste concrete are contained in building solid waste. The renewable resources in building solid waste can be classified and recycled by treating the building solid waste, so that the resources can be reused and the resource waste is reduced.

[0003] When the existing jaw crusher or impact crusher is used to crush the building solid waste containing steel bars, the hardness of the steel bars is much greater than that of concrete and other building materials. The hardness difference will cause great wear of the crushing equipment during the treatment of the building solid waste containing steel bars. The collision and friction between the steel bars and the crushing equipment will accelerate the wear of the crushing equipment and reduce the service life of the crushing equipment. SUMMARY

[0004] The application aims to overcome the defects of the prior art and provide a building solid waste treatment device. The building solid waste is divided into two parts, and the two parts of the building solid waste are collided after being accelerated. The crushing of the building solid waste is realized by the collision of the building solid waste, the wear of the equipment caused by the steel bars in the building solid waste is reduced, and the service life of the building solid waste treatment device is improved.

[0005] To achieve the above-mentioned purpose, the application provides the following technical scheme: a building solid waste treatment device, comprising two accelerating assemblies and a screening assembly located between the two accelerating assemblies. The accelerating assembly comprises a shell provided with a containing cavity on the top side, a rotating conical cover is installed in the containing cavity, the inner diameter of the conical cover gradually decreases in the direction from top to bottom, a second driving mechanism for driving the conical cover to rotate is installed on the shell, an annular belt is arranged in the containing cavity, a plurality of rotating rollers for supporting the annular belt are rotatably installed in the containing cavity, the annular belt is bent into a fan shape, the conical cover is located in the annular belt of the fan shape, and the outer edge of the conical cover abuts against the annular belt. The shell is provided with an opening corresponding to the positions of the two bending ends of the annular belt, and a guide pipe body is fixed on the opening.

[0006] The screening assembly comprises two support plates, an opening is formed in each of the two support plates, a rotating support ring frame is installed on each of the two support plates, and an annular screen is fixedly installed between the two support ring frames. A driving assembly for driving the support ring frame to rotate is installed on one of the support plates. The annular screen, the support ring frame and the two support plates form a screening space.

[0007] One end of the guide pipe body and the opening of the support plate are fixedly connected.

[0008] The second driving mechanism drives the conical cover to rotate, the driving assembly drives the annular screen to rotate through the support ring frame, the building solid waste falls into the conical cover, the rotating conical cover makes the building solid waste thrown into the screening space through the opening on the shell and the guide pipe body, and the building solid waste thrown by the two accelerating assemblies collides and breaks in the screening space.

[0009] The building solid waste on the edge of the conical cover drives the annular belt to rotate.

[0010] As a preferred technical solution of the present application, the support ring frame comprises an elastic member and an inner ring, the inner ring is rotatably installed on the support plate, an outer ring is rotatably installed on the outer circumferential side of the inner ring, the two ends of the elastic member are fixedly connected with the outer ring and the inner ring respectively, and the driving assembly drives the inner ring to rotate.

[0011] The two ends of the annular screen are fixedly connected with the two outer rings respectively.

[0012] After the building solid waste collides and breaks in the screening space, the broken building solid waste falls to a position on the inner wall of the annular screen, and the position is higher than the lowest point of the inner wall of the annular screen.

[0013] As a preferred technical solution of the present application, the broken building solid waste on the inner wall of the annular screen rotates with the annular screen, and the path of the broken building solid waste falling downward from the annular screen passes through the collision position of the building solid waste in the screening space.

[0014] As a preferred technical solution of the present application, the driving assembly comprises a gear and a first driving mechanism fixed on the support plate, the gear is coaxially fixed on the power output shaft of the first driving mechanism, and a plurality of toothed grooves meshing with the gear are formed on the inner ring.

[0015] As a preferred technical solution of the present application, a plurality of fixing frames are fixed on the top side of the conical cover, and the length direction of the fixing frames is parallel to the radial direction of the conical cover.

[0016] As a preferred technical solution of the present application, an annular groove is formed on the outer circumferential side of the rotating roller, a convex strip is fixed on the inner wall of the annular belt, and the convex strip is clamped with the annular groove.

[0017] As a preferred technical solution of the present application, a connecting frame is further included, and the two support plates are fixedly connected through the connecting frame.

[0018] As a preferred technical solution of the present application, a collision member is fixed on the inner side of each support plate, and the collision member is located above the opening.

[0019] As a preferred technical scheme of the present application, the top side of the shell is provided with a cover body shielding the accommodating cavity, and a material passing hole is formed in the middle part of the cover body.

[0020] As a preferred technical scheme of the present application, the material passing hole is fixedly connected with the bottom end of the guide pipe cover, and the inner diameter of the guide pipe cover gradually decreases in the direction from top to bottom.

[0021] Compared with the prior art, the present application has the following beneficial effects:

[0022] 1、The building solid waste treatment device of the present application divides the building solid waste into two parts, and the two parts of building solid waste are accelerated and then collide with each other, so that the collision of the building solid waste can realize the crushing of the building solid waste, reduce the abrasion of the steel bars in the building solid waste on the equipment, and improve the service life of the building solid waste treatment device.

[0023] 2、The building solid waste treatment device of the present application has the following effects: on the one hand, the building solid waste at the edge of the conical cover drives the annular belt to rotate, the annular belt reduces the abrasion of the building solid waste on the inner wall of the accommodating cavity, and the rotating annular screen mesh makes the crushed building solid waste continuously turn over, so that the screening of the crushed building solid waste is realized; on the other hand, after the building solid waste collides and is crushed in the screening space, the crushed building solid waste falls on the position higher than the lowest point of the inner wall of the annular screen mesh, and the annular screen mesh repeatedly swings during the rotation of the inner ring, so that the screening effect of the screening assembly on the crushed building solid waste is improved; on the other hand, the crushed building solid waste on the inner wall of the annular screen mesh rotates with the annular screen mesh, the path of the crushed building solid waste falling away from the annular screen mesh downward passes through the collision position of the building solid waste in the screening space, the steel bars and large building solid waste in the screening space collide with the building solid waste thrown into the screening space, the concrete remaining on the steel bars in the screening space is removed, and the large building solid waste is secondarily crushed, so that the crushing effect of the building solid waste treatment device on the building solid waste is improved.

[0024] 3、The building solid waste treatment device of the present application has the following effect: the building solid waste at the edge position of the conical cover drives the annular belt to rotate, the speed of the annular belt and the building solid waste at the edge position of the conical cover is the same, and the abrasion of the building solid waste at the edge position of the conical cover on the inner wall of the accommodating cavity is reduced.

[0025] 4、The building solid waste treatment device of the present application has the following effect: the part of the building solid waste thrown out by the accelerating assembly collides on the collision piece, and the collision piece reduces the damage of the supporting plate.

[0026] 5、The building solid waste treatment device of the present application has the following effects: the fixed frame avoids the building solid waste on the conical cover staying at the middle position of the top side of the conical cover, and ensures that the speed of the building solid waste when it leaves the conical cover is similar. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1A view structure schematic diagram of the present application;

[0028] Figure 2 A view structure schematic diagram of the present application; Figure 1 An enlarged view structure schematic diagram of A of the present application;

[0029] Figure 3 A partial cross-section structure schematic diagram of the screening assembly of the present application;

[0030] Figure 4 A view structure schematic diagram of the present application;

[0031] Figure 5 An enlarged view structure schematic diagram of B of the present application; Figure 4 An enlarged view structure schematic diagram of B of the present application;

[0032] Figure 6 A view structure schematic diagram of the acceleration assembly of the present application;

[0033] Figure 7 An exploded structure schematic diagram of the acceleration assembly of the present application.

[0034] In the figure: 1 driving assembly, 101 first driving mechanism, 102 gear, 2 acceleration assembly, 201 guide pipe body, 202 shell, 203 cover, 204 guide pipe cover, 205 conical cover, 206 second driving mechanism, 207 fixed frame, 208 annular belt, 209 rotating roller, 3 screening assembly, 301 collision piece, 302 annular screen, 303 outer ring, 304 connecting frame, 305 support plate, 306 opening, 307 inner ring, 308 elastic piece. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0036] Embodiment one:

[0037] Please refer to Figures 1-7The embodiment discloses a building solid waste treatment device, which comprises two acceleration assemblies 2 and a screening assembly 3 located between the two acceleration assemblies 2. The acceleration assembly 2 comprises a shell 202 provided with a containing cavity on the top side, a rotating conical cover 205 is installed in the containing cavity, the inner diameter of the conical cover 205 gradually decreases in the direction from top to bottom, a second driving mechanism 206 for driving the conical cover 205 to rotate is installed on the shell 202, an annular belt 208 is arranged in the containing cavity, a plurality of rotating rollers 209 for supporting the annular belt 208 are installed in the containing cavity through bearing seats, the annular belt 208 is curved into a fan shape, the conical cover 205 is located in the annular belt 208 of the fan shape, and the outer edge of the conical cover 205 abuts against the annular belt 208, and the shell 202 is provided with an opening corresponding to the positions of the two curved ends of the annular belt 208, and a guide pipe body 201 is fixed on the opening.

[0038] The screening assembly 3 comprises two support plates 305 arranged in parallel, the two support plates 305 are both provided with an opening 306, rotating support ring frames are installed on the two support plates 305, and an annular screen 302 is fixedly installed between the two support ring frames, one of the two support plates 305 is provided with a driving assembly 1 for driving the support ring frame to rotate, and the annular screen 302, the support ring frame and the two support plates 305 form a screening space.

[0039] One end of the guide pipe body 201 is fixedly connected with the opening 306 of the support plate 305.

[0040] The second driving mechanism 206 is a motor or a hydraulic motor commonly used in the prior art, and the working mode and structure thereof are known technologies and will not be repeated here.

[0041] The working process and principle of the embodiment are as follows:

[0042] The worker drives the second driving mechanism 206 in each acceleration assembly 2 to drive the conical cover 205 to rotate, the worker drives the driving assembly 1 to drive the annular screen 302 to rotate through the support ring frame, the external conveying mechanism continuously conveys the building solid waste into the conical cover 205 of the two acceleration assemblies 2, the rotating conical cover 205 makes the building solid waste thrown into the screening space through the opening on the shell 202 and the inner cavity of the guide pipe body 201, and the building solid waste thrown out of the two acceleration assemblies 2 collides and breaks in the screening space, the broken building solid waste falls on the annular screen 302, and the rotating annular screen 302 makes the broken building solid waste constantly turn over, so that the screening of the broken building solid waste is realized.

[0043] The building solid waste at the edge position of the conical cover 205 drives the annular belt 208 to rotate, and the annular belt 208 reduces the abrasion of the building solid waste at the edge position of the conical cover 205 on the inner wall of the containing cavity.

[0044] The building solid waste treatment device divides the building solid waste into two parts, accelerates the two parts of the building solid waste, and collides after facing each other, so that the building solid waste is broken through collision, the wear of the equipment caused by the steel bars in the building solid waste is reduced, and the service life of the building solid waste treatment device is prolonged.

[0045] Embodiment two:

[0046] As shown in Figure 2 , 4 , 5, the building solid waste treatment device is disclosed, which has a structure substantially the same as that of embodiment one, and the difference is that the support ring frame of the embodiment comprises an elastic member 308 and an inner ring 307, the inner ring 307 is installed on the support plate 305 through a bearing, the outer periphery side of the inner ring 307 is installed with an outer ring 303 through a bearing, and the two ends of the elastic member 308 are fixedly connected with the outer ring 303 and the inner ring 307 respectively, and the inner ring 307 is driven to rotate by the driving assembly 1.

[0047] The two ends of the annular screen 302 are fixedly connected with the two outer rings 303 respectively.

[0048] Preferably, the elastic member 308 is a spring or an elastic rod.

[0049] The working process and principle of the embodiment are as follows:

[0050] After the building solid waste collides and breaks in the screening space, the broken building solid waste falls to a position on the inner wall of the annular screen 302 which is higher than the lowest point of the inner wall of the annular screen 302.

[0051] The broken building solid waste continuously impacts the annular screen 302, and the elastic member 308 and the annular screen 302 are impacted to make the outer ring 303 and the annular screen 302 continuously swing back and forth around the inner ring 307, thereby improving the screening effect of the screening assembly 3 on the broken building solid waste.

[0052] Embodiment three:

[0053] As shown in Figures 1-5 , the building solid waste treatment device is disclosed, which has a structure substantially the same as that of embodiment two, and the difference is that the broken building solid waste on the inner wall of the annular screen 302 rotates with the annular screen 302, the rotation speed of the inner ring 307 is adjusted by the worker, so that the path of the broken building solid waste falling downward from the annular screen 302 passes through the collision position of the building solid waste in the screening space, the steel bars and large building solid waste in the screening space collide with the building solid waste thrown into the screening space, the concrete remaining on the steel bars in the screening space is removed, and the large building solid waste is broken again, thereby improving the breaking effect of the building solid waste treatment device on the building solid waste.

[0054] Preferably, a maintenance hole is formed in one of the support plates 305, and a door plate is mounted on the maintenance hole, so that the staff can clean the reinforcing steel bars or large blocks of construction waste in the annular screen 302 through the maintenance hole.

[0055] Embodiment four:

[0056] As shown in Figure 4 , 5 , the embodiment discloses a construction waste treatment device, which is identical to the construction waste treatment device in Embodiment Two or Embodiment Three in structure, except that the driving assembly 1 comprises a first driving mechanism 101 fixed on the support plate 305 and a gear 102 coaxially fixed on a power output shaft of the first driving mechanism 101, and a plurality of toothed grooves meshing with the gear 102 are formed in the inner ring 307.

[0057] The first driving mechanism 101 is a motor or a hydraulic motor commonly used in the prior art, and the working mode and structure thereof are known, and thus will not be described here.

[0058] The working process and principle of the embodiment are as follows:

[0059] The staff drives the first driving mechanism 101 to rotate the gear 102, and the gear 102 drives the annular screen 302 to rotate through the inner ring 307, the elastic member 308 and the outer ring 303, so that the annular screen 302 screens the crushed construction waste.

[0060] Embodiment five:

[0061] As shown in Figure 7 , the embodiment discloses a construction waste treatment device, which is identical to the construction waste treatment device in Embodiment One in structure, except that the top side of the conical cover 205 is fixed with a plurality of fixing frames 207, and the length direction of the fixing frame 207 is parallel to the radial direction of the conical cover 205, the fixing frame 207 prevents the construction waste on the conical cover 205 from staying at the middle position of the top side of the conical cover 205, and ensures that the speed of the construction waste when leaving the conical cover 205 is similar.

[0062] Embodiment six:

[0063] As shown in Figure 7 , the embodiment discloses a construction waste treatment device, which is identical to the construction waste treatment device in Embodiment One in structure, except that an annular groove is formed in the outer circumferential side of the rotating roller 209, and a convex strip is fixed on the inner wall of the annular belt 208, the convex strip and the annular groove are connected, and the convex strip and the annular groove improve the stability of the annular belt 208 during rotation.

[0064] Embodiment seven:

[0065] As shown in Figure 1、 3 The embodiment discloses a building solid waste treatment device, and the device has the structure same as that of the first embodiment, but differs from the first embodiment in that the two support plates 305 are fixedly connected through the connecting frame 304, and the connecting frame 304 improves the structural strength between the two support plates 305.

[0066] Embodiment eight

[0067] As shown in Figure 2 、 3 The embodiment discloses a building solid waste treatment device, and the device has the structure same as that of the first embodiment, but differs from the first embodiment in that the inner side of each support plate 305 is detachably provided with a collision piece 301, and the collision piece 301 is located above the opening 306; the building solid waste thrown by the acceleration assembly 2 impacts on the collision piece 301, and the collision piece 301 reduces the damage of the support plate 305.

[0068] The collision piece 301 is made of metal.

[0069] Embodiment nine

[0070] As shown in Figure 1 、 4 The embodiment discloses a building solid waste treatment device, and the device has the structure same as that of the first embodiment, but differs from the first embodiment in that the top side of the shell 202 is provided with a cover 203 shielding the containing cavity; the middle part of the cover 203 is provided with a material passing hole; the material passing hole and the bottom end of the guide pipe cover 204 are fixedly connected; and the inner diameter of the guide pipe cover 204 gradually decreases in the direction from top to bottom.

[0071] The cover 203 avoids the building solid waste on the conical cover 205 from splashing out of the containing cavity, improves the safety of the building solid waste treatment device, and the guide pipe cover 204 facilitates the building solid waste to fall on the conical cover 205 through the material passing hole.

[0072] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application.

Claims

1. A construction solid waste processing apparatus, characterized by: The application relates to a building solid waste screening device, which comprises two accelerating assemblies (2) and a screening assembly (3) located between the two accelerating assemblies (2), the accelerating assembly (2) comprises a shell (202) provided with a containing cavity on a top side, a rotating conical cover (205) is arranged in the containing cavity, the inner diameter of the conical cover (205) gradually decreases in the direction from top to bottom, a second driving mechanism (206) for driving the conical cover (205) to rotate is arranged on the shell (202), an annular belt (208) is arranged in the containing cavity, a plurality of rotating rollers (209) for supporting the annular belt (208) are rotatably arranged in the containing cavity, the annular belt (208) is bent into a fan shape, the conical cover (205) is located in the annular belt (208) of the fan shape, and the outer edge of the conical cover (205) abuts against the annular belt (208); the shell (202) is provided with an opening corresponding to the positions of the two bending ends of the annular belt (208), and a guide pipe body (201) is fixed on the opening. The screening assembly (3) comprises two supporting plates (305), the two supporting plates (305) are both provided with an opening (306), and the two supporting plates (305) are both provided with a rotating supporting ring frame; an annular screen (302) is fixedly arranged between the two supporting ring frames; one of the two supporting plates (305) is provided with a driving assembly (1) for driving the supporting ring frame to rotate; and the annular screen (302), the supporting ring frame and the two supporting plates (305) form a screening space. One end of the guide pipe body (201) is fixedly connected with the opening (306) of the supporting plate (305). The second driving mechanism (206) drives the conical cover (205) to rotate, the driving assembly (1) drives the annular screen (302) to rotate through the supporting ring frame, the building solid waste falls into the conical cover (205), the rotating conical cover (205) makes the building solid waste be thrown into the screening space through the opening on the shell (202) and the guide pipe body (201), and the building solid waste thrown out by the two accelerating assemblies (2) is broken in the screening space. The building solid waste on the edge of the conical cover (205) drives the annular belt (208) to rotate.

2. The construction solid waste processing apparatus according to claim 1, characterized by: The supporting ring frame comprises an elastic member (308) and an inner ring (307), the inner ring (307) is rotatably arranged on the supporting plate (305), an outer ring (303) is rotatably arranged on the outer circumferential side of the inner ring (307), the two ends of the elastic member (308) are fixedly connected with the outer ring (303) and the inner ring (307) respectively, and the driving assembly (1) drives the inner ring (307) to rotate. The two ends of the annular screen (302) are fixedly connected with the two outer rings (303) respectively. After the building solid waste is broken in the screening space, the broken building solid waste falls on the position on the inner wall of the annular screen (302) which is higher than the lowest point of the inner wall of the annular screen (302).

3. The construction solid waste processing apparatus according to claim 2, characterized by: The broken building solid waste on the inner wall of the annular screen (302) rotates with the annular screen (302), and the path of the broken building solid waste falling downward from the annular screen (302) passes through the position of the building solid waste in the screening space. ​ 4. The construction solid waste processing apparatus according to claim 2 or 3, characterized by: The driving assembly (1) comprises a gear (102) and a first driving mechanism (101) fixed on a support plate (305), the gear (102) is coaxially fixed on a power output shaft of the first driving mechanism (101), and a plurality of tooth groove slots meshing with the gear (102) are formed on the inner ring (307).

5. The construction solid waste processing apparatus according to claim 1, characterized by: The top side of the conical cover (205) is fixed with a plurality of fixing frames (207), and the length direction of the fixing frame (207) is parallel to the radial direction of the conical cover (205).

6. The construction solid waste processing apparatus according to claim 1, characterized by: The outer circumferential side of the rotating roller (209) is provided with an annular groove, the inner wall of the annular belt (208) is fixed with a convex strip, and the convex strip and the annular groove are connected.

7. The construction solid waste processing apparatus according to claim 1, characterized by: The connecting frame (304) is further included, and the two support plates (305) are fixedly connected through the connecting frame (304).

8. The construction solid waste processing apparatus according to claim 1, characterized by: The inner side of each support plate (305) is fixed with a collision piece (301), and the collision piece (301) is located above the opening (306).

9. The construction solid waste processing apparatus according to claim 1, characterized by: The top side of the shell (202) is provided with a cover (203) shielding the accommodating cavity, and a material passing hole is formed in the middle part of the cover (203).

10. The construction solid waste processing apparatus according to claim 9, wherein: The material passing hole is fixedly connected with the bottom end of the guide tube cover (204), and the inner diameter of the guide tube cover (204) gradually decreases from top to bottom.

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