Building waste crushing and recycling device for indoor building

Abstract

The utility model discloses a building waste crushing and recycling device for indoor buildings, which comprises a crushing box, the top of the crushing box is fixedly communicated with a feed hopper, secondary crushing can be carried out on building waste through the cooperation of a primary crushing mechanism and a fine crushing mechanism, and meanwhile, through the arrangement of a linkage mechanism, secondary crushing can be carried out. A second transmission wheel connected with the end part of one group of second rotating rods can be matched with a first transmission wheel through a toothed belt to drive a transmission shaft and two groups of cams sleeved on the outer wall of the transmission shaft to rotate, the two groups of cams continuously rotate to drive a mounting frame and a filter plate in the mounting frame to slide up and down in a crushing box, and a spring deforms; and a filter plate mounted in the mounting frame is used for screening and filtering the building waste subjected to secondary crushing, so that the waste reaching the crushing standard falls into the inner bottom of the crushing box and is discharged through a second discharge port, and the waste not reaching the crushing standard slides to a first discharge port and is discharged, so that the crushing efficiency of the device on the building waste is improved, and the secondary crushing operation is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of construction waste crushing and recycling, in particular to a construction waste crushing and recycling device for indoor construction. Background Art

[0002] Construction waste refers to the general term for slag, waste concrete, waste bricks and stones and other wastes generated by people in the production activities of the construction industry such as demolition, construction, decoration and repair. According to the source of generation, construction waste can be divided into engineering slag, decoration waste, demolition waste, engineering mud, etc. According to the composition, construction waste can be divided into slag, concrete blocks, broken stones, brick and tile fragments, waste mortar, mud, asphalt blocks, waste plastics, waste metals, waste bamboo and wood, etc.

[0003] For example, a construction waste crushing and recycling device for indoor construction (Announcement No.: CN213669467U) includes a recycling device body, a motor is installed on the right side of the recycling device body, and the output end of the motor is connected to a fixed shaft, the surface of the fixed shaft is sleeved with a crushing roller, and the end of the fixed shaft away from the motor is connected to a quantitative mechanism through a pulley, and the quantitative mechanism includes a first rotating rod, and the end of the pulley away from the fixed shaft is sleeved with the first rotating rod. The utility model is provided with a rotating disc and a first partition, and the crushed waste can be diverted by the inclined surface provided on the surface of the first partition, and the rotating disc rotates inside the second fixed frame, so that the waste can fall to the bottom end of the recycling device body through the through holes opened inside the rotating disc and the first partition, thereby effectively controlling the falling amount of the waste and avoiding excessive falling of the waste.

[0004] Based on the search of the above patents and in combination with the equipment in the prior art, it is found that the above equipment can only crush the construction waste once when used, and there are more large particles in the crushed materials. Although the crushed waste can be filtered and screened through the filter plate, the waste needs to be crushed again, resulting in a low crushing efficiency of the waste. Therefore, we need to propose a construction waste crushing and recycling device for indoor construction. Utility Model Content

[0005] The utility model aims to provide a construction waste crushing and recycling device for indoor construction to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A construction waste crushing and recycling device for indoor construction comprises a crushing box, the top of the crushing box is fixedly connected to a feed hopper, the crushing box is provided with a primary crushing mechanism for primary crushing of construction waste located below the feed hopper, the crushing box is provided with a fine crushing mechanism for secondary crushing of construction waste located below the primary crushing mechanism, a screening mechanism for screening and filtering secondary crushed construction waste is provided below the fine crushing mechanism, a linkage mechanism connecting the fine crushing mechanism and the screening mechanism is provided on one side of the crushing box, a first discharge port is provided on the crushing box on one side of the screening mechanism, and a second discharge port is provided below the crushing box on a side away from the first discharge port.

[0008] Preferably, the primary crushing mechanism includes two groups of first rotating rods, which are symmetrically mounted inside the crushing box, and one end of one group of the first rotating rods passes through the crushing box and is fixedly connected to the first motor, and the ends of the two groups of the first rotating rods away from the first motor pass through the crushing box and are fixedly sleeved with the first gear, the two groups of the first gears are meshed, and crushing teeth are fixedly sleeved on the outer walls of the two groups of the first rotating rods, and the two groups of the crushing teeth are arranged to cooperate with each other.

[0009] Preferably, the fine crushing mechanism includes two groups of second rotating rods, which are symmetrically mounted inside the crushing box, one end of the two groups of second rotating rods pass through the crushing box and are fixedly sleeved with a second gear, the two groups of second gears are meshed with each other, and one end of one group of the second rotating rods passes through the crushing box and is fixedly connected to a second motor, the outer walls of the two groups of second rotating rods are fixedly sleeved with fine crushing teeth, and the two groups of fine crushing teeth are arranged to cooperate with each other.

[0010] Preferably, the screening mechanism includes a mounting frame, which is obliquely mounted inside the crushing box, a filter plate is fixedly mounted inside the mounting frame, four groups of springs are symmetrically fixedly mounted on the bottom of the mounting frame, the bottoms of the four groups of springs are respectively fixedly connected to support plates, and one side of the four groups of support plates is fixedly connected to the inner wall of the crushing box.

[0011] Preferably, the support plate is located inside the spring and a telescopic rod is fixedly installed thereon, the top of the telescopic rod is fixedly connected to the bottom of the installation frame, and the inclined lower end of the installation frame is located inside the first discharge port.

[0012] Preferably, the linkage mechanism includes a transmission shaft, which is rotatably mounted on the inner wall of the crushing box, one end of the transmission shaft passes through the crushing box and is fixedly sleeved with a first transmission wheel, the outer wall of the first transmission wheel is connected to the second transmission wheel through a toothed belt drive, the second transmission wheel is fixedly connected to one end of one group of second rotating rods through a connecting rod, and two groups of cams used in conjunction with the mounting frame are symmetrically fixedly sleeved on the outer wall of the transmission shaft.

[0013] Preferably, an inclined plate is fixedly installed on the inner bottom of the crushing box, and the lower end of the inclined plate is located on one side of the second discharge port. The crushing box is fixedly installed with a discharge rack on the outer sides of the first discharge port and the second discharge port.

[0014] Preferably, the crushing box is provided with a guide plate for guiding the construction waste above the primary crushing mechanism and the fine crushing mechanism, and the guide plate is composed of two inclined long plates.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model can carry out secondary crushing of construction waste through the cooperation of the primary crushing mechanism and the fine crushing mechanism. At the same time, the setting of the linkage mechanism can make the second transmission wheel connected to the end of one group of second rotating rods cooperate with the first transmission wheel through the toothed belt, drive the transmission shaft and the two groups of cams sleeved on the outer wall to rotate, and the two groups of cams are driven to continuously rotate to drive the installation frame and the internal filter plate thereof to slide up and down in the crushing box, and the spring is deformed to make the filter plate installed in the installation frame screen and filter the construction waste after the secondary crushing, so that the waste that meets the crushing standards falls into the bottom of the crushing box and is discharged through the second discharge port, and the waste that does not meet the crushing standards slides to the first discharge port for discharge, so that the crushing efficiency of the device for construction waste is improved and the secondary crushing operation is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model in a front view;

[0018] Figure 2 It is a schematic diagram of the structure of the utility model in cross section;

[0019] Figure 3 This is a schematic diagram of the structure of the primary crushing mechanism of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the fine crushing mechanism, screening mechanism and linkage mechanism of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the utility model from the side.

[0022] In the figure: 1. crushing box; 2. feed hopper; 3. primary crushing mechanism; 31. first rotating rod; 32. first gear; 33. first motor; 34. crushing teeth; 4. fine crushing mechanism; 41. second rotating rod; 42. second gear; 43. second motor; 44. fine crushing teeth; 5. screening mechanism; 51. mounting frame; 52. filter plate; 53. spring; 54. support plate; 55. telescopic rod; 6. linkage mechanism; 61. transmission shaft; 62. first transmission wheel; 63. second transmission wheel; 64. toothed belt; 65. cam; 7. first discharge port; 8. second discharge port; 9. discharge rack; 10. inclined plate; 11. guide plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 The utility model provides a technical solution: a construction waste crushing and recycling device for indoor construction, comprising a crushing box 1, the top of the crushing box 1 is fixedly connected to a feed hopper 2, the crushing box 1 is located below the feed hopper 2 and is equipped with a primary crushing mechanism 3 for primary crushing of construction waste, the crushing box 1 is located below the primary crushing mechanism 3 and is provided with a fine crushing mechanism 4 for secondary crushing of construction waste, a screening mechanism 5 for screening and filtering secondary crushed construction waste is provided below the fine crushing mechanism 4, a linkage mechanism 6 connecting the fine crushing mechanism 4 and the screening mechanism 5 is provided on one side of the crushing box 1, a first discharge port 7 is provided on the crushing box 1 on one side of the screening mechanism 5, and a second discharge port 8 is provided below the side of the crushing box 1 away from the first discharge port 7.

[0025] Furthermore, the primary crushing mechanism 3 includes two groups of first rotating rods 31, which are symmetrically mounted inside the crushing box 1, and one end of one group of the first rotating rods 31 passes through the crushing box 1 and is fixedly connected to the first motor 33. The ends of the two groups of first rotating rods 31 away from the first motor 33 pass through the crushing box 1 and are fixedly sleeved with a first gear 32. The two groups of first gears 32 are meshed, and crushing teeth 34 are fixedly sleeved on the outer walls of the two groups of first rotating rods 31.

[0026] Specifically, the two groups of crushing teeth 34 are arranged in cooperation with each other, so that the first motor 33 drives the first gear 32 on the first rotating rod 31 to engage with the first gear 32 on the other group of first rotating rods 31, so that the crushing teeth 34 on the two groups of first rotating rods 31 cooperate with each other to perform initial crushing of the construction waste.

[0027] Exemplarily, the fine crushing mechanism 4 includes two groups of second rotating rods 41, which are symmetrically mounted inside the crushing box 1. One end of the two groups of second rotating rods 41 passes through the crushing box 1 and are fixedly sleeved with a second gear 42. The two groups of second gears 42 are meshed with each other, and one end of one group of the second rotating rods 41 passes through the crushing box 1 and is fixedly connected to a second motor 43. The outer walls of the two groups of second rotating rods 41 are fixedly sleeved with fine crushing teeth 44. The two groups of fine crushing teeth 44 are arranged to cooperate with each other, so that the second motor 43 can drive the second gear 42 on the second rotating rod 41 to mesh with the second gear 42 on the other group of second rotating rods 41, so that the fine crushing teeth 44 on the two groups of second rotating rods 41 cooperate with each other to perform secondary crushing of construction waste.

[0028] The screening mechanism 5 includes a mounting frame 51, which is obliquely mounted inside the crushing box 1, a filter plate 52 is fixedly mounted inside the mounting frame 51, four groups of springs 53 are symmetrically fixedly mounted on the bottom of the mounting frame 51, and support plates 54 are fixedly connected to the bottoms of the four groups of springs 53, respectively, and one side of the four groups of support plates 54 is fixedly connected to the inner wall of the crushing box 1, so that the construction waste after secondary crushing can be screened and filtered through the filter plate 52 in the mounting frame 51.

[0029] The support plate 54 is located inside the spring 53 and is fixedly installed with a telescopic rod 55. The top of the telescopic rod 55 is fixedly connected to the bottom of the installation frame 51. The inclined lower end of the installation frame 51 is located inside the first discharge port 7, so that the telescopic rod 55 cooperates with the spring 53 to buffer and limit the installation frame 51, so that the installation frame 51 can slide up and down.

[0030] Furthermore, the linkage mechanism 6 includes a transmission shaft 61, which is rotatably mounted on the inner wall of the crushing box 1. One end of the transmission shaft 61 passes through the crushing box 1 and is fixedly sleeved with a first transmission wheel 62. The outer wall of the first transmission wheel 62 is connected to a second transmission wheel 63 through a toothed belt 64. The second transmission wheel 63 is fixedly connected to one end of one group of second rotating rods 41 through a connecting rod. Two groups of cams 65 used in conjunction with the mounting frame 51 are symmetrically fixedly sleeved on the outer wall of the transmission shaft 61, so that the second transmission wheel 63 connected to the end of one group of second rotating rods 41 cooperates with the first transmission wheel 62 through the toothed belt 64, driving the transmission shaft 61 and the two groups of cams 65 sleeved on the outer wall thereof to rotate, and the mounting frame 51 and the internal filter plate 52 of the screening mechanism 5 are driven to slide up and down in the crushing box 1 through the continuous rotation of the two groups of cams 65.

[0031] It is worth mentioning that an inclined plate 10 is fixedly installed on the inner bottom of the crushing box 1, and the lower end of the inclined plate 10 is located on one side of the second discharge port 8. The crushing box 1 is located on the outer sides of the first discharge port 7 and the second discharge port 8 and is fixedly installed with a discharge rack 9. The discharge rack 9 is arranged at an angle to assist the first discharge port 7 and the second discharge port 8 to discharge waste.

[0032] The crushing box 1 is located above the primary crushing mechanism 3 and the fine crushing mechanism 4 and is equipped with a guide plate 11 for guiding the construction waste. The guide plate 11 is composed of two inclined long plates, which is convenient for guiding the construction waste.

[0033] Working principle: When the utility model is used, the primary crushing mechanism 3 and the fine crushing mechanism 4 cooperate to carry out secondary crushing of the construction waste. At the same time, the setting of the linkage mechanism 6 can make the second transmission wheel 63 connected to the end of one group of second rotating rods 41 cooperate with the first transmission wheel 62 through the toothed belt 64, driving the transmission shaft 61 and the two groups of cams 65 sleeved on the outer wall to rotate. The two groups of cams 65 continuously rotate to drive the mounting frame 51 and the internal filter plate 52 in the screening mechanism 5 to slide up and down in the crushing box 1. The spring 53 is deformed, so that the filter plate 52 installed in the mounting frame 51 screens and filters the construction waste after the secondary crushing, so that the waste that meets the crushing standards falls into the bottom of the crushing box 1 and is discharged through the second discharge port 8, and the waste that does not meet the crushing standards slides to the first discharge port 7 for discharge, so that the device improves the crushing efficiency of construction waste and reduces the second crushing operation.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A construction waste crushing and recycling device for indoor construction, characterized in that: include: A crushing box (1), the top of which is fixedly connected to a feed hopper (2), and a primary crushing mechanism (3) for primary crushing of construction waste is installed below the feed hopper (2) in the crushing box (1); A fine crushing mechanism (4) for secondary crushing of construction waste is arranged in the crushing box (1) below the primary crushing mechanism (3), and a screening mechanism (5) for screening and filtering the secondary crushed construction waste is arranged below the fine crushing mechanism (4); A linkage mechanism (6) is provided on one side of the crushing box (1) to connect the fine crushing mechanism (4) and the screening mechanism (5); and A first discharge port (7) is provided on the crushing box (1) at one side of the screening mechanism (5), and a second discharge port (8) is provided at the lower side of the crushing box (1) away from the first discharge port (7).

2. The indoor construction waste crushing and recycling device according to claim 1 is characterized in that: The primary crushing mechanism (3) comprises two groups of first rotating rods (31), which are symmetrically mounted inside the crushing box (1), and one end of one group of the first rotating rods (31) passes through the crushing box (1) and is fixedly connected to a first motor (33). One end of the two groups of the first rotating rods (31) away from the first motor (33) passes through the crushing box (1) and is fixedly sleeved with a first gear (32). The two groups of the first gears (32) are meshed, and crushing teeth (34) are fixedly sleeved on the outer walls of the two groups of the first rotating rods (31). The two groups of the crushing teeth (34) are arranged in cooperation with each other.

3. The construction waste crushing and recycling device for indoor construction according to claim 1, characterized in that: The fine crushing mechanism (4) comprises two groups of second rotating rods (41), the two groups of second rotating rods (41) are symmetrically mounted inside the crushing box (1), one end of the two groups of second rotating rods (41) passes through the crushing box (1) and is fixedly sleeved with a second gear (42), the two groups of second gears (42) are meshed with each other, and one end of one group of the second rotating rods (41) passes through the crushing box (1) and is fixedly connected to a second motor (43), the outer walls of the two groups of the second rotating rods (41) are fixedly sleeved with fine crushing teeth (44), and the two groups of the fine crushing teeth (44) are arranged in coordination with each other.

4. The construction waste crushing and recycling device for indoor construction according to claim 3, characterized in that: The screening mechanism (5) comprises a mounting frame (51), the mounting frame (51) being mounted obliquely inside the crushing box (1), a filter plate (52) being fixedly mounted inside the mounting frame (51), four groups of springs (53) being symmetrically fixedly mounted on the bottom of the mounting frame (51), the bottoms of the four groups of springs (53) being respectively fixedly connected to support plates (54), and one side of the four groups of support plates (54) being fixedly connected to the inner wall of the crushing box (1).

5. The indoor construction waste crushing and recycling device according to claim 4 is characterized in that: The support plate (54) is located inside the spring (53) and is fixedly installed with a telescopic rod (55), the top of the telescopic rod (55) is fixedly connected to the bottom of the installation frame (51), and the inclined lower end of the installation frame (51) is located inside the first discharge port (7).

6. The construction waste crushing and recycling device for indoor construction according to claim 5, characterized in that: The linkage mechanism (6) comprises a transmission shaft (61), the transmission shaft (61) being rotatably mounted on the inner wall of the crushing box (1), one end of the transmission shaft (61) passing through the crushing box (1) and being fixedly sleeved with a first transmission wheel (62), the outer wall of the first transmission wheel (62) being transmission-connected with a second transmission wheel (63) via a toothed belt (64), the second transmission wheel (63) being fixedly connected to one end of one set of second rotating rods (41) via a connecting rod, and two sets of cams (65) for use with the mounting frame (51) being symmetrically fixedly sleeved on the outer wall of the transmission shaft (61).

7. The indoor construction waste crushing and recycling device according to claim 1, characterized in that: An inclined plate (10) is fixedly mounted on the inner bottom of the crushing box (1), and the lower end of the inclined plate (10) is located on one side of the second discharge port (8). A discharge rack (9) is fixedly mounted on the outer sides of the first discharge port (7) and the second discharge port (8) of the crushing box (1).

8. The construction waste crushing and recycling device for indoor construction according to claim 1, characterized in that: The crushing box (1) is located above the primary crushing mechanism (3) and the fine crushing mechanism (4), and is equipped with a guide plate (11) for guiding the construction waste. The guide plate (11) is composed of two inclined long plates.

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