Building solid waste treatment device

Abstract

The invention relates to the technical field of engineering crushing equipment, and particularly discloses a building solid waste treatment device which comprises two acceleration assemblies and a screening assembly, each acceleration assembly comprises a shell with a containing cavity formed in the top side, a rotating conical cover is installed in the containing cavity, and 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 rotationally installed in the containing cavity, the annular belt is bent into a fan shape, the conical cover is located in the fan-shaped annular belt, the outer edge of the conical cover abuts against the annular belt, and openings are formed in the positions, corresponding to the two bent ends of the annular belt, of the shell. According to the technical scheme, the building solid waste is divided into two parts, the two parts of building solid waste collide oppositely after being accelerated, crushing of the building solid waste is achieved through collision of the building solid waste, abrasion of reinforcing steel bars in the building solid waste to equipment is reduced, and the service life of the building solid waste treatment device is prolonged.

Description

Technical Field

[0001] The invention relates to the technical field of engineering crushing equipment, and in particular to a construction solid waste treatment device. Background Art

[0002] With the development of my country's infrastructure construction, the number and scale of road and bridge projects have continued to expand, and construction solid waste has also increased accordingly. The stacking and landfilling of construction solid waste not only occupies a large amount of land, but may also cause pollution to soil and water sources. Construction solid waste contains a large amount of renewable resources such as waste steel bars, waste concrete, etc. The crushing and processing of construction solid waste can classify and recycle the renewable resources in construction solid waste, realize resource reuse and reduce resource waste.

[0003] When existing jaw crushers or impact crushers crush construction solid waste containing steel bars, the hardness of the steel bars is much greater than that of concrete and other building materials. This hardness difference will cause greater wear on the crushing equipment during the processing of construction 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 of the invention

[0004] The technical problem to be solved by the present invention is to overcome the existing defects and provide a construction solid waste treatment device, which divides construction solid waste into two parts, and makes the two parts of construction solid waste collide with each other after acceleration, utilizes the collision of construction solid waste to crush the construction solid waste, reduces the wear of the steel bars in the construction solid waste on the equipment, and increases the service life of the construction solid waste treatment device.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a construction solid waste treatment device, comprising two acceleration assemblies and a screening assembly located between the two acceleration assemblies, the acceleration assembly comprising a shell having a accommodating chamber on the top side, a rotating conical cover installed in the accommodating chamber, the inner diameter of the conical cover gradually decreases from top to bottom, a second driving mechanism for driving the conical cover to rotate is installed on the shell, an annular belt is provided in the accommodating chamber, a plurality of rotating rollers supporting the annular belt are rotatably installed in the accommodating chamber, and the annular belt is bent into a fan shape, the conical cover is located in the fan-shaped annular belt, and the outer edge of the conical cover is in contact with the annular belt, the shell has openings at the positions corresponding to the two bent ends of the annular belt, and a guide tube body is fixed on the opening.

[0006] The screening assembly includes two support plates, both of which are provided with openings, both of which are equipped with rotating support ring frames, an annular screen is fixedly installed between the two support ring frames, and a driving assembly for driving the support ring frame to rotate is installed on one of the support plates, and the annular screen, the support ring frame and the two support plates constitute a screening space.

[0007] One end of the guide tube body is fixedly connected to the opening of the support plate.

[0008] Among them, the second driving mechanism drives the conical cover to rotate, and the driving component drives the annular screen to rotate through the supporting ring frame. Solid construction waste falls into the conical cover. The rotating conical cover causes the solid construction waste to be thrown into the screening space through the opening on the shell and the guide pipe body, and the solid construction waste thrown out by the two acceleration components collides and breaks in the screening space.

[0009] Among them, the construction solid waste on the edge of the conical cover drives the circular belt to rotate.

[0010] As a preferred technical solution of the present invention, the support ring frame includes an elastic member and an inner ring, the inner ring is rotatably mounted on a support plate, a rotatable outer ring is mounted on the outer peripheral side of the inner ring, both ends of the elastic member are fixedly connected to 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 respectively fixedly connected to the two outer rings.

[0012] Among them, after the construction solid waste collides and breaks in the screening space, the position where the broken construction solid waste falls on the inner wall of the annular screen is higher than the lowest point of the inner wall of the annular screen.

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

[0014] As a preferred technical solution of the present invention, the driving assembly includes a gear and a first driving mechanism fixed on a support plate, the gear is coaxially fixed on a power output shaft of the first driving mechanism, and the inner ring is provided with a plurality of tooth grooves meshing with the gear.

[0015] As a preferred technical solution of the present invention, a plurality of fixing frames are fixed to 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 invention, an annular groove is provided on the outer peripheral side of the rotating roller, and a convex strip is fixed on the inner wall of the annular belt, and the convex strip is engaged with the annular groove.

[0017] As a preferred technical solution of the present invention, it also includes a connecting frame, and the two support plates are fixedly connected by the connecting frame.

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

[0019] As a preferred technical solution of the present invention, a cover body for shielding the accommodating cavity is installed on the top side of the shell, and a feeding hole is provided in the middle of the cover body.

[0020] As a preferred technical solution of the present invention, the feed hole and the bottom end of the guide tube cover are fixedly connected, and the inner diameter of the guide tube cover gradually decreases from top to bottom.

[0021] Compared with the prior art, the present invention has the following beneficial effects: 1. The construction solid waste treatment device of the example of the present invention divides the construction solid waste into two parts, accelerates the two parts of the construction solid waste and then collides them towards each other, utilizes the collision of the construction solid waste to crush the construction solid waste, reduces the wear of the steel bars in the construction solid waste on the equipment, and increases the service life of the construction solid waste treatment device.

[0022] 2. In the construction solid waste treatment device exemplified by the present invention, on the one hand, the construction solid waste on the edge of the conical cover drives the annular belt to rotate, and the annular belt reduces the wear of the construction solid waste on the conical cover on the inner wall of the accommodating chamber, and the rotating annular screen causes the broken construction solid waste to be continuously turned over, thereby realizing the screening of the broken construction solid waste; on the other hand, after the construction solid waste collides and is crushed in the screening space, the position where the broken construction solid waste falls on the inner wall of the annular screen is higher than the lowest point of the inner wall of the annular screen, and the annular screen continuously swings back and forth during the rotation of the inner ring, thereby improving the screening effect of the screening component on the broken construction solid waste; on the other hand, the broken construction solid waste on the inner wall of the annular screen rotates with the annular screen, and the path of the broken construction solid waste leaving the annular screen and falling downward passes through the collision position of the construction solid waste in the screening space, and the steel bars and large pieces of construction solid waste in the screening space collide with the construction solid waste thrown into the screening space, thereby removing the concrete remaining on the steel bars in the screening space and performing secondary crushing on the large pieces of construction solid waste, thereby improving the crushing effect of the construction solid waste treatment device on the construction solid waste.

[0023] 3. In the construction solid waste treatment device of the example of the present invention, the construction solid waste at the edge of the conical cover drives the annular belt to rotate, and the speed of the annular belt and the construction solid waste at the edge of the conical cover are the same, thereby reducing the wear of the construction solid waste at the edge of the conical cover on the inner wall of the containing chamber.

[0024] 4. In the construction solid waste treatment device of the example of the present invention, part of the construction solid waste thrown out by the acceleration assembly hits the collision member, and the collision member reduces the damage of the support plate.

[0025] 5. In the construction solid waste treatment device of the example of the present invention, the fixing frame prevents the construction solid waste on the conical cover from staying in the middle position of the top side of the conical cover, and ensures that the speed of the construction solid waste when leaving the conical cover is similar. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of one viewing angle of the present invention; Figure 2 for Figure 1 A schematic diagram of the structure at A; Figure 3 It is a partial cross-sectional structural schematic diagram of the screening assembly of the present invention; Figure 4 It is another perspective structural schematic diagram of the present invention; Figure 5 for Figure 4 A schematic diagram of the structure at B; Figure 6 It is a schematic diagram of the structure of the acceleration component of the present invention from one perspective; Figure 7 It is a schematic diagram of the explosion structure of the acceleration assembly of the present invention.

[0027] In the figure: 1 driving assembly, 101 first driving mechanism, 102 gear, 2 acceleration assembly, 201 guide tube body, 202 shell, 203 cover, 204 guide tube cover, 205 conical cover, 206 second driving mechanism, 207 fixed frame, 208 endless belt, 209 rotating roller, 3 screening assembly, 301 collision member, 302 annular screen, 303 outer ring, 304 connecting frame, 305 support plate, 306 opening, 307 inner ring, 308 elastic member. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0029] Embodiment 1: See also Figure 1-7 The present embodiment discloses a construction solid waste treatment device, comprising two accelerating assemblies 2 and a screening assembly 3 located between the two accelerating assemblies 2, wherein the accelerating assembly 2 comprises a shell 202 having a receiving chamber on the top side, wherein a rotating conical cover 205 is installed in the receiving chamber, wherein the inner diameter of the conical cover 205 gradually decreases from top to bottom, wherein a second driving mechanism 206 for driving the conical cover 205 to rotate is installed on the shell 202, wherein an annular belt 208 is provided in the receiving chamber, wherein a plurality of rotating rollers 209 supporting the annular belt 208 are installed in the receiving chamber through a bearing seat, and the annular belt 208 is bent into a fan shape, wherein the conical cover 205 is located in the fan-shaped annular belt 208, and the outer edge of the conical cover 205 abuts against the annular belt 208, wherein the shell 202 has an opening corresponding to the two bent ends of the annular belt 208, and a guide tube body 201 is fixed on the opening.

[0030] The screening assembly 3 includes two parallel support plates 305, each of which is provided with an opening 306, each of which is provided with a rotating support ring frame, and an annular screen 302 is fixedly installed between the two support ring frames. A driving assembly 1 for driving the support ring frame to rotate is installed on one of the support plates 305, and the annular screen 302, the support ring frame, and the two support plates 305 constitute a screening space.

[0031] One end of the guide tube body 201 is fixedly connected to the opening 306 of the support plate 305 .

[0032] The second driving mechanism 206 is an electric motor or a hydraulic motor commonly used in the prior art, and its working method and structure are well-known technologies and will not be described in detail here.

[0033] The working process and principle of this embodiment are: The staff causes the second driving mechanism 206 in each accelerating component 2 to rotate the conical cover 205, and the staff causes the driving component 1 to rotate the annular screen 302 through the supporting ring frame. The external conveying mechanism continuously conveys the construction solid waste into the conical covers 205 of the two accelerating components 2. The rotating conical covers 205 cause the construction solid waste to be thrown into the screening space through the opening on the shell 202 and the inner cavity of the guide tube body 201, and the construction solid waste thrown out by the two accelerating components 2 collides and breaks in the screening space, and the broken construction solid waste falls on the annular screen 302. The rotating annular screen 302 causes the broken construction solid waste to be continuously turned over, thereby realizing the screening of the broken construction solid waste.

[0034] The construction solid waste at the edge of the conical cover 205 drives the annular belt 208 to rotate, and the annular belt 208 reduces the wear of the construction solid waste at the edge of the conical cover 205 on the inner wall of the containing chamber.

[0035] The construction solid waste treatment device divides the construction solid waste into two parts, accelerates the two parts of the construction solid waste and then collides them towards each other, utilizes the collision of the construction solid waste to crush the construction solid waste, reduces the wear of the steel bars in the construction solid waste on the equipment, and increases the service life of the construction solid waste treatment device.

[0036] Embodiment 2: like Figure 2 , 4 As shown in Figure 5, this embodiment discloses a construction solid waste treatment device, and its structure is roughly the same as that of the first embodiment, except that the support ring frame of this embodiment includes an elastic member 308 and an inner ring 307, the inner ring 307 is mounted on the support plate 305 through a bearing, the outer peripheral side of the inner ring 307 is mounted with an outer ring 303 through a bearing, the two ends of the elastic member 308 are fixedly connected to the outer ring 303 and the inner ring 307 respectively, and the driving component 1 drives the inner ring 307 to rotate.

[0037] Both ends of the annular screen 302 are fixedly connected to two outer rings 303 respectively.

[0038] Preferably, the elastic member 308 is a spring or an elastic rod.

[0039] The working process and principle of this embodiment are: After the construction solid waste collides and is crushed in the screening space, the position where the crushed construction solid waste falls on the inner wall of the annular screen 302 is higher than the lowest point of the inner wall of the annular screen 302 .

[0040] The broken construction solid waste continuously impacts the annular screen 302 , and the elastic member 308 and the annular screen 302 are impacted so that 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 component 3 on the broken construction solid waste.

[0041] Embodiment three: like Figure 1-5 As shown, this embodiment discloses a construction solid waste treatment device, and its structure is roughly the same as that of the second embodiment, except that the crushed construction solid waste on the inner wall of the annular screen 302 rotates with the annular screen 302, and the staff adjusts the rotation speed of the inner ring 307 so that the path of the crushed construction solid waste leaving the annular screen 302 and falling downward passes through the collision position of the construction solid waste in the screening space, and the steel bars and large pieces of construction solid waste in the screening space collide with the construction solid waste thrown into the screening space, so that the concrete remaining on the steel bars in the screening space is removed and the large pieces of construction solid waste are crushed for the second time, thereby improving the crushing effect of the construction solid waste treatment device on the construction solid waste.

[0042] Preferably, a maintenance hole is provided on one of the support plates 305 , and an openable and closable door panel is installed on the maintenance hole, so that the staff can clean the steel bars or large pieces of construction solid waste in the annular screen 302 through the maintenance hole.

[0043] Embodiment 4: like Figure 4 , 5 As shown, this embodiment discloses a construction solid waste treatment device, and its structure is roughly the same as that of the second or third embodiment, except that the drive assembly 1 of this embodiment includes a gear 102 and a first drive mechanism 101 fixed on a support plate 305, the gear 102 is coaxially fixed on the power output shaft of the first drive mechanism 101, and the inner ring 307 is provided with a plurality of tooth grooves meshing with the gear 102.

[0044] The first driving mechanism 101 is an electric motor or a hydraulic motor commonly used in the prior art, and its working method and structure are well-known technologies and will not be described in detail here.

[0045] The working process and principle of this embodiment are: The staff causes the first driving mechanism 101 to drive the gear 102 to rotate, 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 can screen the broken construction solid waste.

[0046] Embodiment five: like Figure 7 As shown, this embodiment discloses a construction solid waste treatment device, and its structure is roughly the same as that of the first embodiment, except that, in this embodiment, a plurality of fixing frames 207 are fixed to the top side of the conical cover 205, and the length direction of the fixing frames 207 is parallel to the radial direction of the conical cover 205. The fixing frames 207 prevent the construction solid waste on the conical cover 205 from staying in the middle position of the top side of the conical cover 205, and ensure that the speed of the construction solid waste when leaving the conical cover 205 is similar.

[0047] Embodiment six: like Figure 7 As shown, this embodiment discloses a construction solid waste treatment device, and its structure is roughly the same as that of the first embodiment, except that an annular groove is provided on the outer peripheral side of the rotating roller 209 of this embodiment, and a convex strip is fixed on the inner wall of the annular belt 208, and the convex strip and the annular groove are clamped together, and the convex strip and the annular groove improve the stability of the annular belt 208 during rotation.

[0048] Embodiment seven: like Figure 1 , 3 As shown, this embodiment discloses a construction solid waste treatment device, and its structure is substantially the same as that of the first embodiment, except that this embodiment further includes a connecting frame 304, and two support plates 305 are fixedly connected by the connecting frame 304, and the connecting frame 304 improves the structural strength between the two support plates 305.

[0049] Embodiment eight: like Figure 2 , 3 As shown, this embodiment discloses a construction solid waste treatment device, and its structure is roughly the same as that of the first embodiment, except that, in this embodiment, a collision member 301 can be detachably installed on the inner side of each support plate 305, and the collision member 301 is located above the opening 306. Part of the construction solid waste thrown out by the acceleration component 2 hits the collision member 301, and the collision member 301 reduces the damage of the support plate 305.

[0050] The collision member 301 is made of metal.

[0051] Embodiment nine: like Figure 1 , 4As shown in Figures 6 and 7, this embodiment discloses a construction solid waste treatment device, and its structure is substantially the same as that of the first embodiment, except that a cover body 203 for shielding the accommodating cavity is installed on the top side of the shell 202 of this embodiment, and a feeding hole is provided in the middle of the cover body 203, and the feeding hole is fixedly connected to the bottom end of the guide pipe cover 204, and the inner diameter of the guide pipe cover 204 gradually decreases from top to bottom.

[0052] The cover body 203 prevents the construction solid waste on the conical cover 205 from splashing out of the containing chamber, thereby improving the safety of the construction solid waste treatment device. The guide pipe cover 204 facilitates the construction solid waste to fall onto the conical cover 205 through the material hole.

[0053] While the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.

Claims

1. A construction solid waste treatment device, characterized in that: The invention comprises two accelerating assemblies (2) and a screening assembly (3) located between the two accelerating assemblies (2), wherein the accelerating assembly (2) comprises a shell (202) having a receiving chamber on the top side, a rotating conical cover (205) being installed in the receiving chamber, the inner diameter of the conical cover (205) gradually decreasing from top to bottom, a second driving mechanism (206) for driving the conical cover (205) to rotate being installed on the shell (202), an annular belt (208) being provided in the receiving chamber, a plurality of rotating rollers (209) supporting the annular belt (208) being rotatably installed in the receiving chamber, the annular belt (208) being bent into a fan shape, the conical cover (205) being located in the fan-shaped annular belt (208), and the outer edge of the conical cover (205) being in contact with the annular belt (208), the shell (202) being provided with openings at positions corresponding to the two bent ends of the annular belt (208), and a guide tube body (201) being fixed on the openings; The screening assembly (3) comprises two support plates (305), each of the two support plates (305) being provided with an opening (306), each of the two support plates (305) being provided with a rotatable support ring frame, an annular screen (302) being fixedly mounted between the two support ring frames, a driving assembly (1) for driving the support ring frame to rotate being mounted on one of the support plates (305), and the annular screen (302), the support ring frame, and the two support plates (305) forming a screening space; One end of the guide tube body (201) is fixedly connected to the opening (306) of the support plate (305); The second driving mechanism (206) drives the conical cover (205) to rotate, and the driving component (1) drives the annular screen (302) to rotate via the supporting ring frame, and the conical cover (205) falls into the construction solid waste, and the rotating conical cover (205) causes the construction solid waste to be thrown into the screening space through the opening on the shell (202) and the guide tube body (201), and the construction solid waste thrown out by the two accelerating components (2) collides and breaks in the screening space; The construction solid waste at the edge of the conical cover (205) drives the annular belt (208) to rotate.

2. The construction solid waste treatment device according to claim 1, characterized in that: The support ring frame comprises an elastic member (308) and an inner ring (307); the inner ring (307) is rotatably mounted on the support plate (305); a rotatable outer ring (303) is mounted on the outer circumference of the inner ring (307); two ends of the elastic member (308) are respectively fixedly connected to the outer ring (303) and the inner ring (307); and the drive assembly (1) drives the inner ring (307) to rotate; The two ends of the annular screen (302) are respectively fixedly connected to the two outer rings (303); After the construction solid waste collides and is crushed in the screening space, the position where the crushed construction solid waste falls on the inner wall of the annular screen (302) is higher than the lowest point of the inner wall of the annular screen (302).

3. The construction solid waste treatment device according to claim 2, characterized in that: in, The crushed construction solid waste on the inner wall of the annular screen (302) rotates with the annular screen (302), and the path where the crushed construction solid waste leaves the annular screen (302) and falls downward passes through the collision position of the construction solid waste in the screening space.

4. The construction solid waste treatment device according to claim 2 or 3, characterized in that: The drive assembly (1) comprises a gear (102) and a first drive mechanism (101) fixed on a support plate (305); the gear (102) is coaxially fixed on a power output shaft of the first drive mechanism (101); and the inner ring (307) is provided with a plurality of tooth grooves that mesh with the gear (102).

5. The construction solid waste treatment device according to claim 1, characterized in that: A plurality of fixing frames (207) are fixed on the top side of the conical cover (205), and the length direction of the fixing frames (207) is parallel to the radial direction of the conical cover (205).

6. The construction solid waste treatment device according to claim 1, characterized in that: An annular groove is provided on the outer peripheral side of the rotating roller (209), and a convex strip is fixed on the inner wall of the annular belt (208), and the convex strip is engaged with the annular groove.

7. The construction solid waste treatment device according to claim 1, characterized in that: It also includes a connecting frame (304), and the two support plates (305) are fixedly connected via the connecting frame (304).

8. The construction solid waste treatment device according to claim 1, characterized in that: A collision member (301) is fixed on the inner side of each support plate (305), and the collision member (301) is located above the opening (306).

9. The construction solid waste treatment device according to claim 1, characterized in that: A cover body (203) for covering the accommodating cavity is installed on the top side of the shell (202), and a feeding hole is provided in the middle of the cover body (203).

10. The construction solid waste treatment device according to claim 9, characterized in that: The material passing hole is fixedly connected to 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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