Building waste grinding equipment

Abstract

The utility model relates to the field of building waste treatment, and discloses building waste grinding equipment which comprises a grinding box and a discharging hopper fixedly installed on the right side wall of the grinding box, a feeding shell is detachably installed on the upper end face of the discharging hopper, and a grinding assembly is arranged in an inner cavity of the grinding box. A dust removal assembly is arranged on the rear side wall of the grinding box, a gear box is fixedly installed on the lower end face of the grinding box, a rotating assembly is arranged in an inner cavity of the gear box, and an equipment bottom plate is fixedly installed on the lower end face of the gear box. According to the building waste grinding device, the grinding assembly, the rotating assembly and the like are arranged, the function of fully crushing and grinding building waste in the grinding box is achieved, meanwhile, the dust removal assembly and the mute foam ring are additionally arranged, and dust pollution and noise transmission generated when the building waste is ground can be effectively reduced; and a healthy and good working environment of workers is further ensured.

Description

Technical Field

[0001] The utility model relates to the field of construction waste treatment, in particular to construction waste grinding equipment. Background Art

[0002] Traditionally, construction waste is directly transported to landfills for disposal. In order to respond to the national energy conservation and emission reduction plan, construction sites will transport construction waste to grinding plants for grinding. The construction waste mixed with cement and admixtures will be ground into a fine powder state, which is convenient for re-addition in the later cement production to avoid waste of resources.

[0003] After searching, a Chinese utility model patent disclosed a construction waste grinding equipment with publication number CN218637551U, which includes a motor, a main shaft, a processing tank, and a multi-roller processing grinding group. The multi-roller processing grinding group is arranged in the processing tank, and the inner cavity of the processing tank is divided into an upper bin and a lower bin; one end of the main shaft is connected to the multi-roller processing grinding group; the processing tank is arranged vertically, and the processing tank is respectively provided with a feed port and a discharge port connected to the upper bin and the lower bin.

[0004] The above patent application mainly processes the construction waste by feeding it into the upper silo from the feed port, and the main shaft drives the multi-roller processing grinding group to process the construction waste. The processed construction waste falls into the lower silo to grind the construction waste. However, the above product cannot effectively intercept and absorb the large amount of noise and dust that may be generated during the grinding process during long-term use, which seriously affects the working environment of the workers. In the long run, it is easy to cause damage to the health of the workers. Therefore, there is an urgent need for a construction waste grinding device to solve this problem. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The purpose of the utility model is to provide a construction waste grinding device to solve the problem in the above background technology that it is inconvenient to adsorb and intercept dust and noise generated during the construction waste grinding process.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a construction waste grinding device, comprising a grinding box and a discharge hopper fixedly mounted on the right side wall of the grinding box, the upper end face of the discharge hopper being detachably mounted with a feed shell, the inner cavity of the grinding box being provided with a grinding assembly, the rear side wall of the grinding box being provided with a dust removal assembly, the lower end face of the grinding box being fixedly mounted with a gear box, the inner cavity of the gear box being provided with a rotating assembly, and the lower end face of the gear box being fixedly mounted with a device base plate.

[0009] Preferably, the grinding assembly includes a driving shaft rotatably mounted on the inner side wall of a grinding box, and a grinding wheel fixedly mounted on the front and rear side walls of the driving shaft; a grinding disc is fixedly mounted on the upper part of the inner cavity of the grinding box; a grinding motor is fixedly mounted on the front end face of the grinding box through a frame; a plurality of groups of holes are provided on the side wall of the grinding disc; an output shaft end of the grinding motor is fixedly connected to the driving shaft; a box cover is placed on the upper end face of the feed shell; a blocking door is removably mounted at the entrance of the discharge hopper.

[0010] Preferably, the rotating assembly includes a rotating motor fixedly mounted on the upper end surface of the equipment base plate through a frame, and a first gear fixedly mounted on the shaft end of the rotating motor, the lower end surface of the first gear is fixedly connected to the second gear through a transmission shaft, the first gear is meshed with the second gear, and the transmission shaft is through-connected to the gear box.

[0011] Preferably, the dust removal assembly includes an air charging box arranged behind the side wall of the grinding box, and a cam block fixedly installed on the end of the driving shaft, the inner cavity of the air charging box is slidably installed with a piston plate, the upper end surface of the piston plate is fixedly installed with a push rod, and a return spring is wound around the side wall of the push rod, and the two ends of the return spring are respectively fixedly connected to the piston plate and the inner wall of the air charging box, the push rod is connected through the air charging box, and the push rod is in contact with the side wall of the cam block.

[0012] Preferably, a water storage box is fixedly installed on the lower portion of the rear side wall of the grinding box, an air inlet pipe is fixedly installed on the rear side wall of the grinding box, the inner cavity of the air inlet pipe is provided with a one-way air valve whose outlet is to the inner cavity of the inflation box, the end of the air inlet pipe away from the inflation box extends to the inner cavity of the grinding box, an air outlet pipe is fixedly installed on the lower end surface of the inflation box, the inner cavity of the air outlet pipe is provided with a one-way air valve whose outlet is to the outside, and one end of the air outlet pipe extends to the inner cavity of the water storage box.

[0013] Preferably, the upper end surface of the bottom plate of the equipment is paved with a silent palm board, and a silent foam ring is fixedly installed on the inner wall of the grinding box.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model continuously rotates the driving shaft, and the cam block will continuously squeeze the push rod, so that the piston plate moves up and down in the inner cavity of the air box. As the volume of the lower cavity of the air box continues to change, the air box can inhale the dust particles generated by the grinding of construction waste in the grinding box through the air inlet pipe, and discharge the air containing dust particles into the water storage box through the air outlet pipe, and discharge fresh air after being intercepted by clean water, thereby ensuring the health of the workers' working environment.

[0016] 2. The utility model is capable of reducing the noise transmitted outward from the entire device when it is working from the outside by laying a silent palm board on the upper end surface of the bottom plate of the equipment, and is capable of reducing the noise transmitted outward from the inside by fixing a silent foam ring on the inner wall of the grinding box. Therefore, through the above, the device can effectively reduce the noise pollution generated during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a rear view overall structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of the overall structure of the utility model from a top view;

[0020] Figure 4 It is a front view cross-sectional structural schematic diagram of the utility model;

[0021] Figure 5 It is a schematic diagram of a partial cross-sectional structure of the utility model from a rear view;

[0022] Figure 6 For the utility model Figure 5 Schematic diagram of the enlarged structure of area A in the middle.

[0023] In the figure: 1. Grinding box; 11. Discharge hopper; 12. Silent foam ring; 2. Feed shell; 3. Grinding assembly; 31. Drive shaft; 32. Grinding wheel; 33. Grinding disc; 34. Grinding motor; 21. Box cover; 4. Dust removal assembly; 41. Inflatable box; 411. Inlet pipe; 412. Outlet pipe; 42. Cam block; 43. Piston plate; 44. Push rod; 45. Reset spring; 46. Water storage box; 5. Gear box; 6. Rotating assembly; 61. Rotating motor; 62. First gear; 63. Transmission shaft; 64. Second gear; 7. Equipment bottom plate; 71. Silent palm plate. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-Figure 6The utility model provides a technical solution for construction waste grinding equipment: a construction waste grinding equipment, comprising a grinding box 1 and a discharge hopper 11 fixedly installed on the right side wall of the grinding box 1, a feed shell 2 is detachably installed on the upper end surface of the discharge hopper 11, a grinding assembly 3 is provided in the inner cavity of the grinding box 1, a dust removal assembly 4 is provided on the rear side wall of the grinding box 1, a gear box 5 is fixedly installed on the lower end surface of the grinding box 1, a rotating assembly 6 is provided in the inner cavity of the gear box 5, and an equipment bottom plate 7 is fixedly installed on the lower end surface of the gear box 5.

[0026] Furthermore, the grinding assembly 3 includes a driving shaft 31 rotatably mounted on the inner wall of the grinding box 1, and a grinding wheel 32 fixedly mounted on the front and rear side walls of the driving shaft 31. A grinding disc 33 is fixedly mounted on the upper part of the inner cavity of the grinding box 1. A grinding motor 34 is fixedly mounted on the front end surface of the grinding box 1 through a frame. A plurality of groups of holes are provided on the side wall of the grinding disc 33. The output shaft end of the grinding motor 34 is fixedly connected to the driving shaft 31. A box cover 21 is placed on the upper end surface of the feed shell 2, and a blocking door is removably installed at the entrance of the discharge hopper 11.

[0027] The rotating assembly 6 includes a rotating motor 61 fixedly mounted on the upper end surface of the equipment base plate 7 through a frame, and a first gear 62 fixedly mounted on the shaft end of the rotating motor 61. The lower end surface of the first gear 62 is fixedly connected to the second gear 64 through a transmission shaft 63. The first gear 62 is meshedly connected with the second gear 64, and the transmission shaft 63 is connected through the gear box 5.

[0028] Furthermore, the dust removal assembly 4 includes an air charging box 41 arranged behind the side wall of the grinding box 1, and a cam block 42 fixedly installed at the end of the driving shaft 31. A piston plate 43 is slidably installed in the inner cavity of the air charging box 41, and a push rod 44 is fixedly installed on the upper end surface of the piston plate 43. A return spring 45 is wound around the side wall of the push rod 44. The two ends of the return spring 45 are respectively fixedly connected to the piston plate 43 and the inner wall of the air charging box 41. The push rod 44 is connected to the air charging box 41 through, and the push rod 44 fits the side wall of the cam block 42.

[0029] A water storage box 46 is fixedly installed at the lower part of the rear side wall of the grinding box 1, and an air inlet pipe 411 is fixedly installed on the rear side wall of the grinding box 1. The inner cavity of the air inlet pipe 411 is provided with a one-way air valve with an outlet to the inner cavity of the inflation box 41. One end of the air inlet pipe 411 away from the inflation box 41 extends to the inner cavity of the grinding box 1. An air outlet pipe 412 is fixedly installed on the lower end surface of the inflation box 41. The inner cavity of the air outlet pipe 412 is provided with a one-way air valve with an outlet to the outside, and one end of the air outlet pipe 412 extends to the inner cavity of the water storage box 46;

[0030] The upper end surface of the equipment bottom plate 7 is paved with a silent palm board 71 , and a silent foam ring 12 is fixedly installed on the inner wall of the grinding box 1 .

[0031] Working principle: After workers add the construction waste (concrete, masonry, etc.) crushed into small particles from the feed shell 2 into the grinding box 1, they close the box cover 21, and then start the grinding motor 34 to rotate the drive shaft 31, which will drive the grinding wheel 32 to continuously roll in the grinding box 1. The rotating motor 61 is started synchronously to make the first gear 62 drive the second gear 64 to rotate, and the transmission shaft 63 will drive the grinding disc 33 to rotate in the grinding box 1. At this time, under the joint action of the grinding wheel 32 and the grinding disc 33, the entire device can realize the function of crushing the abandoned buildings;

[0032] The crushed construction waste particles will continue to sink through the holes on the grinding disc 33. At this time, as the driving shaft 31 continues to rotate, the cam block 42 will continuously squeeze the push rod 44, so that the piston plate 43 moves up and down in the inner cavity of the air box 41. As the volume of the lower cavity of the air box 41 continues to change, the air box 41 can inhale the dust particles generated by the grinding of construction waste in the grinding box 1 through the air inlet pipe 411, and discharge the air containing dust particles into the water storage box 46 (clean water is put into the water storage box 46 in advance) through the air outlet pipe 412. Fresh air is discharged after being intercepted by the clean water, ensuring the health of the workers' working environment;

[0033] By laying a silent palm board 71 on the upper end surface of the equipment base plate 7, the noise transmitted to the outside by the entire device during operation can be reduced from the outside. By fixing a silent foam ring 12 on the inner wall of the grinding box 1, the noise transmitted to the outside by the entire device during operation can be reduced from the inside. Therefore, through the above, the device can effectively reduce the noise pollution generated during operation.

[0034] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A construction waste grinding device, comprising a grinding box (1) and a discharge hopper (11) fixedly mounted on the right side wall of the grinding box (1), characterized in that: The upper end surface of the discharge hopper (11) is detachably mounted with a feed shell (2); the inner cavity of the grinding box (1) is provided with a grinding assembly (3); the rear side wall of the grinding box (1) is provided with a dust removal assembly (4); the lower end surface of the grinding box (1) is fixedly mounted with a gear box (5); the inner cavity of the gear box (5) is provided with a rotating assembly (6); and the lower end surface of the gear box (5) is fixedly mounted with a device base plate (7).

2. A construction waste grinding device according to claim 1, characterized in that: The grinding assembly (3) comprises a driving shaft (31) rotatably mounted on the inner wall of a grinding box (1), and a grinding wheel (32) fixedly mounted on the front and rear side walls of the driving shaft (31); a grinding disc (33) is fixedly mounted on the upper part of the inner cavity of the grinding box (1); a grinding motor (34) is fixedly mounted on the front end surface of the grinding box (1) through a frame; a plurality of groups of holes are provided on the side wall of the grinding disc (33); an output shaft end of the grinding motor (34) is fixedly connected to the driving shaft (31); a box cover (21) is placed on the upper end surface of the feed shell (2); and a blocking door is detachably mounted at the entrance of the discharge hopper (11).

3. A construction waste grinding device according to claim 2, characterized in that: The rotating assembly (6) comprises a rotating motor (61) fixedly mounted on the upper end surface of the equipment bottom plate (7) through a frame, and a first gear (62) fixedly mounted on the shaft end of the rotating motor (61); the lower end surface of the first gear (62) is fixedly connected to a second gear (64) through a transmission shaft (63); the first gear (62) is meshedly connected to the second gear (64); and the transmission shaft (63) is connected through a gear box (5).

4. The construction waste grinding equipment according to claim 2, characterized in that: The dust removal assembly (4) comprises an air charging box (41) arranged behind the side wall of the grinding box (1), and a cam block (42) fixedly mounted on the end of the driving shaft (31); a piston plate (43) is slidably mounted in the inner cavity of the air charging box (41); a push rod (44) is fixedly mounted on the upper end surface of the piston plate (43); a return spring (45) is wound around the side wall of the push rod (44); two ends of the return spring (45) are respectively fixedly connected to the piston plate (43) and the inner wall of the air charging box (41); the push rod (44) is connected to the air charging box (41) through and in contact with the side wall of the cam block (42).

5. The construction waste grinding equipment according to claim 4, characterized in that: A water storage box (46) is fixedly mounted on the lower portion of the rear side wall of the grinding box (1); an air inlet pipe (411) is fixedly mounted on the rear side wall of the grinding box (1); the inner cavity of the air inlet pipe (411) is provided with a one-way air valve with an outlet toward the inner cavity of the inflation box (41); one end of the air inlet pipe (411) away from the inflation box (41) extends to the inner cavity of the grinding box (1); an air outlet pipe (412) is fixedly mounted on the lower end surface of the inflation box (41); the inner cavity of the air outlet pipe (412) is provided with a one-way air valve with an outlet toward the outside; one end of the air outlet pipe (412) extends to the inner cavity of the water storage box (46).

6. The construction waste grinding equipment according to claim 1, characterized in that: The upper end surface of the equipment bottom plate (7) is paved with a silent palm board (71), and a silent foam ring (12) is fixedly installed on the inner wall of the grinding box (1).

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