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CN-224208187-U - Environment-friendly smashing device for constructional engineering

CN224208187UCN 224208187 UCN224208187 UCN 224208187UCN-224208187-U

Abstract

The application relates to the technical field of construction engineering waste treatment, in particular to an environment-friendly crushing device for construction engineering, which comprises a main body frame, a double-layer feeding mechanism, a multi-stage crushing assembly and a self-adjusting discharging mechanism. The double-layer feeding mechanism realizes the preliminary crushing of massive waste through the climbing conveyor belt and the lower crushing roller set, the multi-stage crushing assembly adapts to various hardness waste through the primary crushing cavity and the secondary crushing cavity, the self-adjusting discharging mechanism optimizes the discharging process, and the replaceable screen plate is convenient to maintain. The application can improve the feeding efficiency, enhance the adaptability of the waste, avoid blockage and reduce the use cost, and is suitable for environmental protection treatment of the construction waste.

Inventors

  • LI JUN

Assignees

  • 李军

Dates

Publication Date
20260508
Application Date
20250429

Claims (7)

  1. 1. The utility model provides an environment-friendly reducing mechanism for building engineering, its characterized in that includes main body frame (1), double-deck feeding mechanism, multistage crushing subassembly and self-interacting shedding mechanism, and main body frame (1) is formed by rectangular steel girder welding, and double-deck feeding mechanism sets up at main body frame (1) top, and multistage crushing subassembly is located double-deck feeding mechanism below, and self-interacting shedding mechanism sets up in multistage crushing subassembly bottom; the double-layer feeding mechanism comprises a climbing conveying belt (2) and a lower-layer crushing roller set (3), wherein the climbing conveying belt (2) is fixed on steel beams on two sides of a main body frame (1) through bolts, the lower-layer crushing roller set (3) is installed on the inner side of the main body frame (1) through a bearing seat and a gap is reserved between the lower-layer crushing roller set and the climbing conveying belt (2), the multi-stage crushing assembly comprises a primary crushing cavity (4) and a secondary crushing cavity (5), a first crushing cutter disc (6) and a second crushing cutter disc (7) which are arranged in a staggered manner are arranged in the primary crushing cavity (4), the first crushing cutter disc (6) and the second crushing cutter disc (7) are connected to a driving shaft through key grooves respectively, a fine crushing cutter disc (15) and a replaceable screen plate (8) are arranged in the secondary crushing cavity (5), the screen plate (8) is fixed on the side wall of the secondary crushing cavity (5) through a buckle, the self-adjusting discharging mechanism comprises a discharging port (12) and a vibrator (9), the design of the discharging port (12) is arc-shaped so as to be convenient to pour out crushed aggregates, the vibrator (9) is fixed on the side wall of the inclined slideway through bolts.
  2. 2. The environment-friendly crushing device for constructional engineering according to claim 1, wherein the climbing conveyor belt (2) is made of rubber materials, the surface of the climbing conveyor belt is provided with a non-slip protrusion structure, the lower crushing roller set (3) consists of two parallel crushing rollers, a plurality of conical teeth are welded on the surface of each crushing roller, and the two crushing rollers realize reverse rotation through gear engagement.
  3. 3. The environment-friendly crushing device for constructional engineering according to claim 1, wherein blades on the first crushing cutter head (6) are obliquely arranged in a clockwise direction, blades on the second crushing cutter head (7) are obliquely arranged in a counterclockwise direction, the distance between the first crushing cutter head (6) and the second crushing cutter head (7) is adjusted through an adjusting screw, and one end of the adjusting screw penetrates through the main body frame (1) and is in threaded connection with a bearing seat of the first crushing cutter head (6).
  4. 4. The environment-friendly crushing device for constructional engineering according to claim 1, wherein the screen plate (8) is divided into a coarse screen plate and a fine screen plate, the aperture of the coarse screen plate is larger than that of the fine screen plate, and the screen plate (8) is embedded into the side wall of the secondary crushing cavity (5).
  5. 5. An environmentally friendly crushing device for constructional engineering according to claim 1, wherein the vibrator (9) vibrates in a direct contact manner to prevent accumulation of materials in the discharge bin.
  6. 6. The environment-friendly smashing device for constructional engineering according to claim 1, wherein an observation window (10) is arranged on the side wall of the primary smashing cavity (4), the observation window (10) is directly fixed on the side wall, and a transparent protective cover is arranged at the window of the observation window (10).
  7. 7. An environmentally friendly crushing device for constructional engineering according to claim 1, wherein the side surface of the main body frame (1) is provided with an inclined ladder, and the inclined ladder is positioned below the observation window (10) for checking the inner situation.

Description

Environment-friendly smashing device for constructional engineering Technical Field The utility model belongs to the technical field of constructional engineering equipment, and particularly relates to an environment-friendly crushing device for constructional engineering. Background In the field of constructional engineering, the crushing treatment of construction waste is an important link for realizing resource recycling. Through searching, an environment-friendly crushing device for constructional engineering with the publication number of CN113019579B is disclosed, and the publication date is 2023, 1 and 31. This design has improved crushing efficiency through setting up supplementary kibbling crushing wheel to realized the crushing to harder waste material through vibrator. However, while this design can improve the comminution efficiency, its smaller design may limit its handling capacity, especially in the face of large amounts of construction waste, which may be subject to clogging or overload, thereby affecting overall work efficiency. In the running process, because the equipment is compact in structure and the size of the feeding hole is limited, massive waste can enter the device after being pre-sorted or cut, and the pretreatment time and the pretreatment cost are increased. Meanwhile, the single crushing mode is weak in adaptability to waste materials with different hardness and shapes, uneven equipment load is easily caused, and long-term use stability is further affected. Therefore, there is a need to design an improved comminution device for construction engineering, which solves the above-mentioned problems of handling capacity and adaptability. Disclosure of utility model In order to solve the problems that the prior crushing device for the constructional engineering is limited in processing capacity and insufficient in size of a feed inlet, so that massive waste needs to be pre-sorted or cut, and the problem that the single crushing mode is difficult to adapt to waste materials with various hardness and shapes, so that equipment load is uneven, the utility model provides an environment-friendly crushing device for the constructional engineering, so that the adaptability of the device to different waste materials is improved, and the processing capacity of the device is enhanced. An environment-friendly smashing device for constructional engineering comprises a main body frame, a double-layer feeding mechanism, a multi-stage smashing assembly and a self-adjusting discharging mechanism. The double-layer feeding mechanism is arranged at the top of the main body frame and comprises a climbing conveying belt and a lower layer crushing roller set, the climbing conveying belt is fixed on steel beams on two sides of the main body frame through bolts, the lower layer crushing roller set is installed on the inner side of the main body frame through a bearing seat and leaves a gap with the climbing conveying belt, the multi-stage crushing assembly is located below the double-layer feeding mechanism and comprises a primary crushing cavity and a secondary crushing cavity, a first crushing cutter disc and a second crushing cutter disc which are arranged in a staggered mode are arranged in the primary crushing cavity, the first crushing cutter disc and the second crushing cutter disc are connected to a driving shaft through key grooves respectively and are driven to rotate by a motor, and a replaceable screen plate is arranged in the secondary crushing cavity and is fixed on the side wall of the secondary crushing cavity through a buckle. The self-adjusting discharging mechanism is arranged at the bottom of the multi-stage crushing assembly and comprises an inclined slideway and a vibrator, wherein the inclined slideway is directly fixed to the main body frame, and the vibrator is fixed on the side wall of the inclined slideway through bolts. Further, the climbing conveyer belt of double-deck feed mechanism adopts the rubber material to make, and its surface is equipped with anti-skidding protruding structure for increase the frictional force between waste material and the conveyer belt, prevent the waste material landing. The lower layer crushing roller set consists of two parallel crushing rollers, a plurality of conical teeth are welded on the surface of each crushing roller, and the two crushing rollers realize reverse rotation through gear engagement, so that massive waste falling from the climbing conveyor belt is primarily crushed. Further, the first crushing cutter head and the second crushing cutter head of the primary crushing cavity are arranged in a staggered mode, blades on the first crushing cutter head are obliquely arranged in the clockwise direction, and blades on the second crushing cutter head are obliquely arranged in the anticlockwise direction so as to form shearing force. Further, the screen plate is arranged in the secondary crushing cavity, the aperture of the screen plate is