Dust control type construction waste crushing device

Abstract

The dust control type construction waste crushing device comprises supporting seats which are symmetrically arranged, a crushing box is arranged on the supporting seats, a wide-opening feeding groove and a spraying dust falling structure are arranged on the crushing box, a first crushing roller and a second crushing roller are arranged in the crushing box, a plurality of sets of first crushing teeth are arranged on the first crushing roller, and a plurality of sets of second crushing teeth are arranged on the second crushing roller. A plurality of groups of second crushing teeth are arranged on the second crushing roller, and a plurality of groups of first matching teeth matched with the first crushing teeth and a plurality of groups of second matching teeth matched with the second crushing teeth are respectively arranged on the inner wall of the crushing box. By the adoption of the structure, multi-stage crushing is matched, the crushing size is reduced stage by stage, the crushing speed can be increased, and the crushing quality can be improved; the feeding and discharging ends are assisted by spraying for dust falling to comprehensively act on a processing area, dust scattering is avoided, and effective control is achieved; the device is reasonable and stable in overall structure, high in processing energy efficiency, stable and thorough in dust control and high in practicability.

Description

Technical Field

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

[0002] With the acceleration of urbanization, the amount of construction waste has increased dramatically, and its treatment and resource utilization have become important issues in environmental protection and sustainable development. Traditional construction waste treatment methods are often inefficient, and a large amount of dust will be generated during the crushing process, which not only seriously pollutes the environment, but also poses a threat to the health of operators. Most of the construction waste crushing devices currently on the market have problems such as low crushing efficiency, poor dust control, high energy consumption and high maintenance costs. Especially in terms of dust control, there is a lack of effective and immediate dust reduction measures, which makes the working environment harsh.

[0003] In view of the above problems, it is particularly important to develop a new type of crushing device that can not only efficiently crush construction waste, but also effectively control the dust generated during the operation, while taking into account energy efficiency and ease of maintenance. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide a dust-controlled construction waste crushing device with multi-stage crushing coordination and gradually reduced crushing size, which can not only speed up the crushing speed but also improve the crushing quality; the inlet and outlet ends are assisted by spraying dust reduction, which acts comprehensively on the processing area to avoid dust scattering and effectively control it; the overall structure of the device is reasonable and stable, the processing energy efficiency is high, the dust control is stable and thorough, and the practicability is strong.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a dust-controlled construction waste crushing device, including a symmetrically arranged support seat, a crushing box is provided on the support seat, a wide-mouth feed trough and a spray dust reduction structure are provided on the crushing box, a first crushing roller and a second crushing roller are provided in the crushing box, a plurality of groups of first crushing teeth are provided on the first crushing roller, a plurality of groups of second crushing teeth are provided on the second crushing roller, and a plurality of groups of first matching teeth matching with the first crushing teeth and a second matching teeth matching with the second crushing teeth are respectively provided on the inner wall of the crushing box, the first crushing roller is connected to the output end of the first motor, the first motor is connected to the crushing box through the first fixed seat, the second crushing roller is provided with a third transmission wheel, the third transmission wheel is transmitted in cooperation with the fourth transmission wheel arranged on the output end of the second motor through the second transmission belt, and the second motor is connected to the support seat through the second fixed seat.

[0006] In a preferred embodiment, the spray dust reduction structure includes a water tank, a water pipe is provided on the water tank, a water pump structure, a first branch pipe and a second branch pipe are provided on the water pipe, the first branch pipe is provided with multiple groups of first nozzles extending into the crushing box, and the second branch pipe is provided with multiple groups of second nozzles extending into the crushing box.

[0007] In a preferred solution, the first nozzle cooperates with the feeding end position of the first matching tooth.

[0008] In a preferred solution, the second nozzle cooperates with the discharge end position of the second matching tooth.

[0009] In a preferred embodiment, the first crushing roller is provided with a first transmission wheel, which is transmitted in cooperation with a second transmission wheel arranged on a rotating shaft through a transmission belt. The rotating shaft is arranged on a wide-mouth feed trough, and a plurality of feed baffles are arranged on the rotating shaft.

[0010] The dust control type construction waste crushing device provided by the utility model has the following beneficial effects by adopting the above structure:

[0011] (1) Multi-stage crushing, with the crushing size decreasing step by step, can both speed up the crushing speed and improve the crushing quality;

[0012] (2) The inlet and outlet ends are equipped with spray dust suppression, which acts on the processing area to prevent dust from spreading and effectively control it;

[0013] (3) The overall structure of the device is reasonable and stable, the processing energy efficiency is high, the dust control is stable and thorough, and it is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 3 It is a schematic diagram of the internal structure of the crushing box of the utility model.

[0018] Figure 4 It is a schematic diagram of the internal structure of the crushing box of the utility model.

[0019] Figure 5 It is a schematic diagram of the spray dust reduction structure of the utility model.

[0020] In the figure: support seat 1, crushing box 2, wide-mouth feed trough 3, spray dust reduction structure 4, first crushing roller 5, first crushing teeth 6, second crushing roller 7, second crushing teeth 8, rotating shaft 9, feed baffle 10, first transmission wheel 11, transmission belt 12, second transmission wheel 13, first motor 14, first fixed seat 15, third transmission wheel 16, fourth transmission wheel 17, second motor 18, second fixed seat 19, first matching teeth 20, second matching teeth 21, water tank 22, water guide pipe 23, water pump structure 24, first branch pipe 25, first nozzle 26, second branch pipe 27, second nozzle 28, second transmission belt 29. DETAILED DESCRIPTION

[0021] like Figure 1-5 In the invention, a dust-controlled construction waste crushing device comprises a symmetrically arranged support seat 1, a crushing box 2 is arranged on the support seat 1, a wide-mouth feed trough 3 and a spray dust reduction structure 4 are arranged on the crushing box 2, a first crushing roller 5 and a second crushing roller 7 are arranged in the crushing box 2, a plurality of groups of first crushing teeth 6 are arranged on the first crushing roller 5, a plurality of groups of second crushing teeth 8 are arranged on the second crushing roller 7, a plurality of groups of first matching teeth 20 matching with the first crushing teeth 6 and a second matching teeth 21 matching with the second crushing teeth 8 are respectively arranged on the inner wall of the crushing box 2, the first crushing roller 5 is connected to the output end of the first motor 14, the first motor 14 is connected to the crushing box 2 through the first fixed seat 15, a third transmission wheel 16 is arranged on the second crushing roller 7, the third transmission wheel 16 is matched with the fourth transmission wheel 17 arranged on the output end of the second motor 18 through the second transmission belt 29 for transmission, and the second motor 18 is connected to the support seat 1 through the second fixed seat 19.

[0022] In a preferred solution, the spray dust reduction structure 4 includes a water tank 22, a water pipe 23 is provided on the water tank 22, a water pump structure 24, a first branch pipe 25 and a second branch pipe 27 are provided on the water pipe 23, a plurality of first nozzles 26 extending into the crushing box 2 are provided on the first branch pipe 25, and a plurality of second nozzles 28 extending into the crushing box 2 are provided on the second branch pipe 27. Spray dust reduction has low cost and good effect.

[0023] In a preferred solution, the first nozzle 26 is matched with the feeding end position of the first matching tooth 20. It is precisely matched with the feeding port of the crushing process to prevent the top dust from escaping.

[0024] In a preferred solution, the second nozzle 28 is matched with the discharge end position of the second matching tooth 21. It is precisely matched with the discharge port of the crushing process to prevent dust from escaping when discharging at the bottom.

[0025] In the preferred solution, the first crushing roller 5 is provided with a first transmission wheel 11, which cooperates with a second transmission wheel 13 arranged on a rotating shaft 9 through a transmission belt 12. The rotating shaft 9 is arranged on a wide-mouth feed trough 3, and a plurality of feed baffles 10 are arranged on the rotating shaft 9. The linkage cooperates to feed evenly, avoiding the situation where excessive single feeding causes material blockage or affects the crushing efficiency.

[0026] like Figure 1-5 The method of using the utility model is as follows: the overall setting is divided into three groups of crushing areas from top to bottom, the first group is the cooperation place of the first crushing tooth 6 and the first matching tooth 20, the second group is the cooperation place of the first crushing tooth 6 and the second crushing tooth 8, and the third group is the cooperation place of the second crushing tooth 8 and the second matching tooth 21, so as to gradually improve the crushing accuracy from top to bottom.

[0027] The beneficial effects of the utility model are as follows: multi-stage crushing is coordinated, and the crushing size is reduced step by step, which can not only speed up the crushing speed, but also improve the crushing quality; the inlet and outlet ends are assisted by spraying dust reduction, which acts comprehensively on the processing area to avoid dust scattering and effectively control it; the overall structure of the device is reasonable and stable, the processing energy efficiency is high, the dust control is stable and thorough, and it is highly practical.

Claims

1. A dust-controlled construction waste crushing device, comprising a symmetrically arranged support base (1), characterized in that: The support seat (1) is provided with a crushing box (2), the crushing box (2) is provided with a wide-mouth feed trough (3) and a spray dust reduction structure (4), a first crushing roller (5) and a second crushing roller (7) are provided in the crushing box (2), the first crushing roller (5) is provided with a plurality of groups of first crushing teeth (6), the second crushing roller (7) is provided with a plurality of groups of second crushing teeth (8), the inner wall of the crushing box (2) is provided with a plurality of groups of first matching teeth (20) matching with the first crushing teeth (6) and second matching teeth (21) matching with the second crushing teeth (8), the first crushing roller (5) is connected to the output end of the first motor (14), the first motor (14) is connected to the crushing box (2) through the first fixed seat (15), the second crushing roller (7) is provided with a third transmission wheel (16), the third transmission wheel (16) is matched with a fourth transmission wheel (17) arranged on the output end of the second motor (18) through a second transmission belt (29), and the second motor (18) is connected to the support seat (1) through the second fixed seat (19).

2. The dust control type construction waste crushing device according to claim 1 is characterized in that: The spray dust reduction structure (4) comprises a water tank (22), a water pipe (23) is provided on the water tank (22), a water pump structure (24), a first branch pipe (25) and a second branch pipe (27) are provided on the water pipe (23), the first branch pipe (25) is provided with a plurality of first nozzles (26) extending into the crushing box (2), and the second branch pipe (27) is provided with a plurality of second nozzles (28) extending into the crushing box (2).

3. The dust control type construction waste crushing device according to claim 2 is characterized in that: The first nozzle (26) cooperates with the first matching tooth (20) at the feeding end position.

4. The dust-controlled construction waste crushing device according to claim 2, characterized in that: The second nozzle (28) cooperates with the second matching tooth (21) at the discharge end position.

5. The dust control type construction waste crushing device according to claim 1, characterized in that: The first crushing roller (5) is provided with a first transmission wheel (11), and the first transmission wheel (11) cooperates with a second transmission wheel (13) arranged on a rotating shaft (9) for transmission through a transmission belt (12). The rotating shaft (9) is arranged on a wide-mouth feed trough (3), and a plurality of groups of feed partitions (10) are provided on the rotating shaft (9).

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