CN106040362A - Building garbage crusher - Google Patents

Abstract

A construction waste shredder, comprising a frame, the left end of the frame is provided with a power drive system, the power output end of the power drive system is connected to a material crushing system on the right side of the power drive system, and the material crushing system is fixed on the frame , The frame is equipped with an automatic spray dust suppression system located in front of the material crushing system feed place, the spray part of the automatic spray dust suppression system is located in the material crushing system, and a sedimentation tank is installed on one side of the frame. The invention realizes the synchronous transmission of the main transmission shaft and the auxiliary transmission shaft through the power drive system, effectively reduces the dust generated in the pulverization process through the automatic spraying and dust suppression system, and realizes the recycling of water flow, and realizes the pulverization of materials through the material pulverization system, so as to The construction waste is recycled, and the device is simple in operation, stable in work, good in crushing effect, improves waste utilization rate, reduces production cost, and is energy-saving and environment-friendly.

Description

A construction waste shredder

technical field

The invention belongs to the technical field of construction waste treatment equipment, in particular to a construction waste shredder.

Background technique

Construction waste refers to the dregs, spoils, waste materials, residual mud and other wastes produced during the construction, laying or demolition, and repair of various buildings, structures, and pipe networks by construction units or individuals. The main components of construction waste are bricks, sand and gravel, and lower house soil. With the reconstruction of old cities, the demolition of villages in the city, and the reconstruction of roads, there are more and more construction wastes. However, most of the construction wastes are transported to the suburbs or villages by construction units without any treatment, and are piled up in the open air or landfilled, consuming a lot of waste. Construction funds such as land requisition, garbage removal and transportation fees, etc. At the same time, problems such as dust, dust and sand flying during the removal and stacking process have caused serious environmental pollution; at present, in the field of construction waste resource regeneration, construction waste has been treated After the recycled aggregate is generated, it can be used as recycled concrete. The quality of recycled aggregate restricts the quality of recycled concrete. The quality of recycled concrete can be greatly improved by peeling off the sundries in the recycled aggregate and the sticky powder on the surface. At present, there is no targeted equipment in the field of renewable resources to remove surface-adhesive powders. Usually, impact crushers are used to treat surface-adhesive powders. However, the above-mentioned devices have low yield and waste utilization rate, and Generate more dust, pollute the environment and waste raw materials.

Contents of the invention

In order to solve the deficiencies in the prior art, the present invention provides a machine with simple operation, stable operation, good crushing effect, effective reduction of dust in the crushing process, recycling of construction waste, reduction of production cost, and improvement of waste utilization rate. , Energy-saving and environmentally friendly construction waste shredder.

In order to solve the above technical problems, the present invention adopts the following technical solutions: a construction waste shredder, including a frame, a power drive system is provided at the left end of the frame, and the power output end of the power drive system is connected to a power drive system located on the right side of the power drive system. The material crushing system is fixed on the frame, and the frame is equipped with an automatic spraying and dust suppression system located in front of the feeding place of the material crushing system. The spraying part of the automatic spraying and dust suppression system is located in the material crushing system. There is a sedimentation tank on one side of the frame;

The frame includes two longitudinal beams parallel to each other. The two longitudinal beams are arranged along the left and right horizontal directions. A number of beams are evenly spaced between the two longitudinal beams along the length direction. The lower surfaces of the two longitudinal beams are respectively connected with telescopic Bracket, the telescopic bracket includes a telescopic column fixed on the lower surface of the beam and a support cylinder supported on the ground. The telescopic column is inserted in the support cylinder along the vertical direction, and the lower end of the support cylinder is horizontally provided with a support with a surface area larger than the cross-sectional area of the support cylinder. There are limited holes evenly spaced from top to bottom on the support tube, installation holes are opened on the telescopic column, and bayonet pins are inserted correspondingly in the installation holes and one of the limit holes; the left and right ends of the two longitudinal beams are below All are equipped with a lifting hydraulic cylinder, the top of the piston rod of the lifting hydraulic cylinder is hinged on the lower surface of the longitudinal beam, and the lower end of the cylinder body of the lifting hydraulic cylinder is in contact with the ground;

The power drive system includes a protective case. There are a number of cooling holes on the side of the protective case. The protective case is equipped with a driving gear, a driven gear, a driving motor and a reducer on the side of the driving motor. The structure and size of the driving gear and the driven gear All are the same, the power output end of the drive motor is provided with a driving pulley, the power input end of the reducer is provided with a driven pulley, and the driving pulley is connected to the driven pulley through a belt;

The material crushing system includes a material box arranged along the left and right horizontal directions. The material box has a rectangular parallelepiped structure. The material box is connected to the longitudinal beam through several vertical connecting plates. There is a discharge hopper, both the feed hopper and the discharge hopper are connected with the inner cavity of the material box, and the inner cavity of the material box is provided with a main drive shaft and an auxiliary drive shaft at intervals along the front and rear directions, and the main drive shaft and the auxiliary drive shaft are both along the left and right horizontal directions There are two bearing seats on the left side and the right side of the material box respectively, and the four bearing seats are all fixedly connected to the frame, and the left and right ends of the main transmission shaft are respectively connected in the two left and right corresponding bearing seats through bearing rotation. , the left and right ends of the auxiliary transmission shaft are respectively connected to the other two left and right corresponding bearing seats through bearings. The two bearing seats on the left side of the material box are located in the protective shell. Pass through the bearing seat, the driving gear is installed at the left end of the main transmission shaft, the power output shaft of the reducer is connected with the main transmission shaft through a coupling, the driven gear is installed at the left end of the auxiliary transmission shaft, and the driving gear and the driven gear mesh Transmission connection; at least three sets of first crushing assemblies are arranged at intervals along the length direction on the main drive shaft and the auxiliary drive shaft, and at least two sets of second crushing assemblies are arranged between adjacent two sets of first crushing assemblies;

The automatic spray dust suppression system includes liquid inlet pipe, liquid outlet pipe, liquid distribution pipe, purification box and two spray pipes. There is a water pump on the surface, the water inlet of the water pump is connected with the water outlet of the liquid inlet pipe, the water outlet of the water pump is connected with the purification box, and the upper filter is arranged in the rectangular structure of the purification box, and the rectangular structure of the purification box and the conical structure There is a lower filter in the connection. The upper filter and the lower filter divide the inside of the purification box into a primary filter room, a secondary filter room and a water purification room from top to bottom. The lower end of the purification box is connected with the liquid outlet pipe. A booster pump and a solenoid valve are arranged on the liquid outlet pipe, and the other end of the liquid outlet pipe is connected with a tee. A spray pipe is connected, and the two spray pipes are arranged along the front and back horizontal direction and are spaced apart on the inner wall of the top of the material box on the right side of the feed hopper. The two spray pipes are respectively provided with a number of nozzles at regular intervals along the length direction. The spraying direction of the nozzle is set downward; the discharge hopper is connected with the sedimentation tank through the feeding pipe, the feeding pipe is equipped with a mud pump, and the water inlet of the liquid inlet pipe extends into the upper part of the sedimentation tank.

The top of the hopper is spaced apart along the length direction with a number of access ports located on the right side of the feed hopper, each access port is provided with an access cover, and the upper surface of each access cover is fixedly connected with a handle.

Both the main transmission shaft and the auxiliary transmission shaft include a hollow shaft, a left short shaft and a right short shaft. The right end of the left short shaft is inserted into the left end of the hollow shaft and is fixedly connected with the hollow shaft through the left bolt, and the left end of the right short shaft is inserted into the hollow shaft. The right end part is fixedly connected with the hollow shaft through the right bolt, the first crushing assembly and the second crushing assembly are arranged on the hollow shaft, and the left short shaft and the right short shaft are respectively rotatably connected with the bearing housing through bearings.

The first crushing assembly includes four crushing blades, each crushing blade is fixedly connected with a connecting shaft, each connecting shaft is inserted vertically along the radial direction of the hollow shaft and passes out of the hollow shaft, and the end of the connecting shaft is threadedly connected with The lock nut crimping the hollow shaft, the four crushing blades are spaced apart along the axial direction of the hollow shaft and arranged in a spiral shape, the two adjacent connecting shafts are perpendicular to each other, the two spaced connecting shafts are parallel to each other, and the two spaced apart The crushing blades are located on opposite sides of the hollow shaft. The plane where each crushing blade is located is at an angle of 25°-30° to the radial section of the hollow shaft. The inclination direction of each crushing blade is the same. The main body of each crushing blade is Fan-shaped structure, the same side of each crushing blade along the direction of rotation is respectively provided with a crushing block integrally structured with the crushing blade, the crushing block has a wedge-shaped structure, and the side of the wedge-shaped structure is set as a blade structure.

The second crushing component includes a casing and alloy blades. The alloy blades are evenly spaced and fixedly connected to the middle of the outer wall of the casing along the circumferential direction of the casing. Each alloy blade is a fan-shaped plate structure, and the plane where each alloy blade is located is perpendicular to the axis of the casing. , the sleeve is sleeved and fixed on the hollow shaft.

The hollow shafts of the main drive shaft and the auxiliary drive shaft are provided with guide blades located above the discharge hopper. The structure of the guide blades is the same as that of the crushing blades. The guide blades are connected to the hollow shaft through a connecting shaft, and the center line of the connecting shaft is connected to the hollow shaft. The axis of the shaft is vertical, the plane where the material guide blade is located and the radial section of the hollow shaft form an included angle of 25°-30°, and the direction of inclination of the material guide blade is opposite to that of the crushing blade.

The inner wall of the purification box is respectively horizontally provided with chutes corresponding to the upper filter and the lower filter. The upper filter and the lower filter are respectively connected to the inner wall of the purification box by slide rails. The installation groove at the filter screen and the lower filter screen place has a sealing cover clamped in the installation groove, a sealing ring is provided at the joint between the sealing cover and the installation groove, and the sealing cover is fixedly connected on the outer wall of the purification box by connecting screws.

A plurality of grinding blocks are respectively arranged at intervals on the bottom surface of the material box and the inner walls of the front and rear sides, and the distance between the grinding blocks decreases successively from left to right.

Adopt above-mentioned technical scheme, the present invention has following beneficial effect:

1. The present invention realizes the synchronous transmission of the main drive shaft and the auxiliary drive shaft through the power drive system, effectively reduces the dust generated in the crushing process through the automatic spray dust suppression system, and realizes the recycling of water flow, and realizes the crushing of materials through the material crushing system, Therefore, the construction waste is recycled, and the device is simple in operation, stable in work, good in crushing effect, improves waste utilization rate, reduces production cost, and is energy-saving and environment-friendly.

2. The specific working principle of the present invention for crushing materials is: start the drive motor, drive the drive motor to drive the reducer to run through the belt transmission, and the power output end of the reducer drives the main transmission shaft to rotate. At this time, the driving gear and the driven gear mesh transmission, so as to drive the auxiliary transmission shaft to rotate. Since the structure and size of the driving gear and the driven gear are the same, the main transmission shaft and the auxiliary transmission shaft rotate synchronously and in opposite directions, and then put the material from the feeding hopper into the material box. Start to crush the material, the rotation of the main drive shaft and the auxiliary drive shaft drives the first crushing assembly and the second crushing assembly to rotate quickly to cut and crush the material, the first crushing assembly is arranged in a spiral shape by four crushing blades, so that the rotating A vortex is generated during the process and pushes the material to flow toward the discharge hopper. Each crushing blade is provided with a crushing head, which performs primary crushing on the material; the alloy blade of the second crushing component further crushes the material to form a secondary crushing; finally Under the action of the guide vane, the pulverized material is discharged from the hopper; the bottom surface of the material box and the inner walls of the front and rear sides are respectively provided with several grinding blocks at intervals, and the material is crushed under the action of the grinding block to make the crushed material particles It is more smooth, which greatly improves the crushing effect; the above-mentioned material crushing system is used to crush the construction waste to generate recycled aggregate, and the quality of the recycled aggregate has been greatly improved, so that it can be reused as recycled concrete.

3. The specific working principle of the automatic spray dust suppression system of the present invention is: start the water pump to draw water from the sedimentation tank through the liquid inlet pipe, the water flows into the purification tank through the liquid inlet pipe, and enters through the primary filter room and the secondary filter room. To the water purification room, when the water flow passes through the first-level filter room and the second-level filter room, the impurities in the water flow are removed under the action of the upper filter and the lower filter, and the water that finally reaches the water purification room is filtered Under the action of the booster pump, the purified water flows from the liquid outlet pipe through the tee into the two spray pipes. During the crushing process of the material, the water flows through the nozzles on the spray pipe. In order to achieve the effect of reducing dust, the water mist sprayed into the material box is under the action of the eddy current generated by the rotation of the first crushing component, and advances with the vortex to the direction of the discharge hopper, so as to mix with the dust generated in each section to achieve the dust removal effect. The water sprayed into the material by the nozzle is finally mixed with the pulverized material and discharged from the hopper. The discharged mixture is in the form of a paste. The water can be reused and pumped into the purification box by the water pump to form a recycling; in addition, when the upper filter and the lower filter need to be cleaned due to blockage, unscrew the connecting screw, open the sealing cover, and filter the upper filter or the lower filter. The net is extracted from the installation groove, and is reloaded into the purification box after cleaning. The above-mentioned structure is used to facilitate cleaning and replacement of the upper filter net and the lower filter net.

4. The present invention can adjust the height of each telescopic support according to the actual production needs, thereby adjusting the inclination angle of the frame, and speeding up or reducing the production speed. The bayonet between the column and the support cylinder is pulled out, the lifting hydraulic cylinder located under the frame supports the whole device, and the lifting hydraulic cylinder located on the left side of the frame is activated, and the piston rod of the lifting hydraulic cylinder moves upward, so that the left end of the frame The upper part rises upwards, and the whole device tilts left high and right low. At the same time, increase the speed of the driving motor, increase the speed of the main drive shaft and the auxiliary drive shaft, thereby speeding up the production speed. Insert the bayonet pin into the corresponding limit hole on the installation hole and the support cylinder, so that each telescopic bracket can fix and support the whole device; Pull out, the lifting hydraulic cylinder located under the frame supports the whole device, activates the lifting hydraulic cylinder located on the right side of the frame, the piston rod of the lifting hydraulic cylinder moves upward, so that the right end of the frame rises upward, and the whole device is left Low right and high tilt, reduce the speed of the drive motor, reduce the speed of the main drive shaft and the auxiliary drive shaft, thereby reducing the production speed, at this time, connect the installation holes on the telescopic columns of each telescopic bracket with the corresponding limit holes on the support cylinder The bayonet pin is inserted inside, so that each telescopic support can fix and support the whole device; under normal circumstances, the height of each telescopic support remains the same, and the whole device is placed along the left and right horizontal directions.

Description of drawings

Fig. 1 is the front view structure schematic diagram of the present invention;

Fig. 2 is a left view structural representation of the present invention;

Fig. 3 is the structural representation of power drive system and purification box among the present invention;

Fig. 4 is the enlarged view of place A in Fig. 3;

Fig. 5 is the structural representation of main transmission shaft among the present invention;

Fig. 6 is a schematic diagram of the three-dimensional structure inside the material box of the present invention;

Fig. 7 is a schematic view of the left view of Fig. 6;

Fig. 8 is the structural representation of pulverizing blade in the present invention;

Fig. 9 is a schematic perspective view of the second crushing assembly in the present invention.

detailed description

As shown in Figures 1-9, a construction waste shredder of the present invention includes a frame, the left end of the frame is provided with a power drive system, and the power output end of the power drive system is connected to the material located on the right side of the power drive system. Crushing system, the material crushing system is fixed on the frame, and the frame is equipped with an automatic spraying and dust suppression system located in front of the feeding place of the material crushing system. The spraying part of the automatic spraying and dust suppression system is located in the material crushing system. There is a sedimentation tank 1 on the side.

The frame includes two longitudinal beams 2 parallel to each other. The two longitudinal beams 2 are arranged along the left and right horizontal directions. A number of beams 3 are evenly spaced between the two longitudinal beams 2 along the length direction. The lower surfaces of the two longitudinal beams 2 are arranged along the The length direction is respectively connected with telescopic brackets 4 at intervals. The telescopic brackets 4 include a telescopic column 5 fixed on the lower surface of the crossbeam 3 and a support tube 6 supported on the ground. The telescopic column 5 is inserted in the support tube 6 along the vertical direction. The lower end of the tube 6 is horizontally provided with a support plate 59 whose surface area is greater than the cross-sectional area of the support tube. The support tube 6 is evenly spaced from top to bottom to provide a limit hole 7, and the telescopic column 5 is provided with a mounting hole. The bayonet pin 8 is correspondingly inserted in the hole 7; the lifting hydraulic cylinder 9 is arranged under the left end and the right end of the two longitudinal beams 2, and the top end of the piston rod of the lifting hydraulic cylinder 9 is hinged on the lower surface of the longitudinal beam 2, and the lifting hydraulic cylinder 9 The lower end of the cylinder body is in contact with the ground.

The power drive system includes a protective case 10, the side of the protective case 10 is provided with a number of cooling holes 11, and the protective case 10 is provided with a driving gear 12, a driven gear 13, a driving motor 14 and a speed reducer 15 positioned on one side of the driving motor 14. The structure and size of gear 12 and driven gear 13 are all the same, the power output end of drive motor 14 is provided with driving pulley 16, the power input end of speed reducer 15 is provided with driven pulley 17, and driving pulley 16 passes belt 18 Be connected with driven pulley 17 transmissions.

The material crushing system includes a material box 19 arranged along the left and right horizontal directions. The material box 19 is in a rectangular parallelepiped structure. The material box 19 is connected to the longitudinal beam 2 through several vertical connecting plates 20. A feeding hopper is provided on the top of the left side of the material box 19. 21. The bottom of the right side of the material box 19 is provided with a discharge hopper 22, and both the feed hopper 21 and the discharge hopper 22 are connected with the inner cavity of the material box 19, and the inner cavity of the material box 19 is provided with a main drive shaft 23 and an auxiliary drive shaft at intervals along the front and rear directions. Axle 24, main transmission shaft 23 and secondary transmission shaft 24 are all arranged along left and right horizontal directions, material box 19 left side and right side are respectively provided with two bearing blocks 25, and four bearing blocks 25 are all fixedly connected on the frame, main The left and right ends of the transmission shaft 23 are respectively connected in two left and right corresponding bearing seats 25 by bearing rotation, and the left and right ends of the auxiliary transmission shaft 24 are respectively connected in the other two left and right corresponding bearing seats 25 by bearing rotation. The two bearing blocks 25 on the left side of 19 are located in the protective shell 10, the left ends of the main drive shaft 23 and the auxiliary drive shaft 24 pass through the bearing blocks 25 to the left, the driving gear 12 is installed on the left end of the main drive shaft 23, and the speed reducer 15 The power output shaft of the power output shaft is connected with the main transmission shaft 23 through the coupling 26, and the driven gear 13 is installed on the left end of the auxiliary transmission shaft 24, and the driving gear 12 and the driven gear 13 are meshed with the transmission connection; the main transmission shaft 23 and the auxiliary transmission shaft At least three sets of first crushing assemblies 27 are arranged at intervals along the lengthwise direction on 24, and at least two sets of second crushing assemblies 28 are arranged between adjacent two groups of first crushing assemblies 27.

The automatic spray dust suppression system includes liquid inlet pipe 29, liquid outlet pipe 30, liquid distribution pipe, purification box 31 and two spray pipes 32. The upper part of the purification box 31 is a cuboid structure, and the lower part of the purification box 31 is a cone with a large upper part and a smaller bottom part. Shaped structure, a water pump 33 is provided on the top surface of the purification box 31, the water inlet of the water pump 33 is connected with the water outlet of the liquid inlet pipe 29, the water outlet of the water pump 33 is connected with the purification box 31, and the cuboid structure of the purification box 31 is provided with The upper filter 34, the connection between the cuboid structure and the conical structure of the purification box 31 is provided with a lower filter 35, and the upper filter 34 and the lower filter 35 divide the interior of the purification box 31 into a primary filter chamber 36 from top to bottom , the secondary filter chamber 37 and the water purification chamber 38, the lower end of the purification tank 31 is connected with the liquid outlet pipe 30, the liquid outlet pipe 30 is provided with a booster pump 39 and a solenoid valve 40, and the other end of the liquid outlet pipe 30 is connected with a tee 41 , the liquid distribution pipe and one of the spray pipes 32 are respectively connected with an interface of the tee 41, and the water outlet of the liquid distribution pipe is connected with the other spray pipe 32 (the liquid distribution pipe is blocked by the tee 41 in the figure , not shown), the two spray pipes 32 are arranged along the front and back horizontal direction and are spaced apart on the top inner wall of the material box 19 on the right side of the feed hopper 21, and the two spray pipes 32 are respectively arranged with several Nozzle 42, the spraying direction of nozzle 42 is set downward; the discharge hopper 22 is connected with the sedimentation tank 1 through the feeding pipe 60, the feeding pipe 60 is provided with a mud pump 61, and the water inlet of the liquid inlet pipe 29 stretches into the sedimentation tank The upper part of 1.

The top of the hopper 19 is spaced apart along the length direction with a number of access ports 43 on the right side of the feed hopper 21 , each access port 43 is provided with an access cover 44 , and each access cover 44 is fixedly connected with a handle 45 on its upper surface.

Both the main transmission shaft 23 and the auxiliary transmission shaft 24 include a hollow shaft 46, a left short shaft 47 and a right short shaft 48, and the right end of the left short shaft 47 is inserted into the left end of the hollow shaft 46 and fixedly connected with the hollow shaft 46 through the left latch 62, The left end of the right short shaft 48 is inserted into the right end of the hollow shaft 46 and is fixedly connected with the hollow shaft 46 by the right latch 63. The first crushing assembly 27 and the second crushing assembly 28 are all arranged on the hollow shaft 46. The left short shaft 47 and the right The short shafts 48 are respectively rotatably connected with the bearing housing 25 through bearings.

The first crushing assembly 27 includes four crushing blades 49, each crushing blade 49 is fixedly connected with a connecting shaft 50, each connecting shaft 50 is inserted vertically along the radial direction of the hollow shaft 46 and passes through the hollow shaft 46, the connecting shaft The end of the 50 is threadedly connected with a lock nut 51 that is crimped with the hollow shaft 46. The four pulverizing blades 49 are spaced along the axial direction of the hollow shaft 46 and arranged in a spiral shape. Two adjacent connecting shafts 50 are perpendicular to each other. The connecting shafts 50 arranged at intervals are parallel to each other, and the two crushing blades 49 arranged at intervals are respectively located on opposite sides of the hollow shaft 46. Angle, the inclination direction of each crushing blade 49 is all the same, and the main body of each crushing blade 49 is fan-shaped structure, and each crushing blade 49 is respectively provided with the crushing piece 52 that is integral structure with crushing blade 49 along the same side of rotation direction, crushes The block 52 has a wedge-shaped structure, and the side of the wedge-shaped structure is configured as a knife-edge structure.

The second pulverizing assembly 28 comprises sleeve pipe 53 and alloy blade 54, and alloy blade 54 is evenly spaced and fixedly connected in the outer wall middle part of sleeve pipe 53 along the circumferential direction of sleeve pipe 53, and each alloy blade 54 is fan-shaped plate structure, and each alloy blade 54 is The plane of the shaft is perpendicular to the axis of the sleeve 53 , and the sleeve 53 is sheathed and fixed on the hollow shaft 46 .

The hollow shaft 46 of the main transmission shaft 23 and the auxiliary transmission shaft 24 is provided with a guide vane 55 positioned at the top of the discharge hopper 22. The structure of the guide vane 55 is the same as that of the crushing blade 49. The guide vane 55 is connected to the hollow shaft through the connecting shaft 50. 46 connection, the center line of the connecting shaft 50 is perpendicular to the axis of the hollow shaft 46, the plane where the guide vane 55 is located and the radial section of the hollow shaft 46 are at an angle of 25 °-30 °, the guide vane 55 and the crushing blade 49 The direction of inclination is opposite.

Purification box 31 inner walls are respectively horizontally provided with the chute corresponding to upper filter screen 34 and lower filter screen 35, and upper filter screen 34 and lower filter screen 35 are connected on the inner wall of purification box 31 by slide rail 56 slidingly respectively, and purification box 31 The outer wall is horizontally provided with installation grooves positioned at the upper filter screen 34 and the lower filter screen 35 respectively, and a sealing cover 57 is clamped in the installation groove, and a sealing ring 64 is provided at the joint between the sealing cover 57 and the installation groove, and the sealing cover 57 is connected by Screws are fixedly connected on the outer wall of the purification box 31.

A plurality of grinding blocks 58 are respectively arranged at intervals on the bottom surface of the material box 19 and the inner walls of the front and rear sides, and the distance between the grinding blocks 58 decreases from left to right.

The working process of the present invention is: adjust the height of each telescopic bracket 4 according to the actual production needs, thereby adjusting the inclination angle of the frame, and speed up or reduce the production speed. The bayonet pin 8 between the telescopic column 5 of the bracket 4 and the support cylinder 6 is extracted, and the lifting hydraulic cylinder 9 positioned at the bottom of the frame supports the whole device, and the lifting hydraulic cylinder 9 positioned at the left part of the frame is started, and the lifting hydraulic cylinder 9 The piston rod moves upwards, so that the left end of the frame rises upwards, and the whole device is tilted left high and right low, thereby speeding up the production speed. Insert the bayonet pin 8 in the limit hole 7 of each telescopic bracket 4 so that the whole device can be fixedly supported by each telescopic bracket 4; Pull out, and the lifting hydraulic cylinder 9 positioned at the bottom of the frame supports the whole device, starts the lifting hydraulic cylinder 9 positioned at the right of the frame, and the piston rod of the lifting hydraulic cylinder 9 moves upwards, so that the right end of the frame rises upwards, and the whole The device is tilted left low and right high, thereby reducing the production speed. At this time, insert the bayonet pin 8 into the installation hole on the telescopic column 5 of each telescopic bracket 4 and the corresponding limit hole 7 on the support cylinder 6, so that each telescopic bracket 4 fixedly support the whole device; under normal circumstances, the heights of the telescopic brackets 4 are consistent, and the whole device is placed along the left and right horizontal directions.

When starting material processing, first start the driving motor 14, the driving motor 14 drives the reducer 15 to run through the belt transmission, and the power output end of the reducer 15 drives the main drive shaft 23 to rotate. At this time, the driving gear 12 and the driven gear 13 mesh transmission, thereby driving the auxiliary transmission shaft 24 to rotate, because the structure and size of the driving gear 12 and the driven gear 13 are the same, so that the main transmission shaft 23 and the auxiliary transmission shaft 24 rotate synchronously and in opposite directions, and then the material is discharged from the feed hopper 21 Enter the material box 19, start to crush the material, the main drive shaft 23 and the auxiliary drive shaft 24 rotate to drive the first crushing assembly 27 and the second crushing assembly 28 to rotate quickly to cut and crush the material, the first crushing assembly 27 consists of four Each crushing blade 49 is arranged in a spiral shape, thereby generating a vortex in the process of rotation and pushing the material to flow toward the discharge hopper 22. Each crushing blade 49 is provided with a crushing head, and the crushing head carries out primary crushing of the material; the second crushing assembly The alloy blade 54 of 28 further pulverizes the material to form secondary pulverization; finally, the pulverized material is discharged from the discharge hopper 22 under the action of the guide blade 55 .

In the process of crushing materials, the automatic spraying and dust suppression system sprays and reduces dust in the material box 19 at the same time. 29 passes into the purification box 31, and enters the clean water chamber 38 through the primary filter chamber 36 and the secondary filter chamber 37, and the water flow passes through the primary filter chamber 36 and the secondary filter chamber 37. 34 and the lower filter screen 35, the impurities in the water flow are removed, and the water flow that finally reaches the clean water chamber 38 is the water flow after filtering and removing impurities, and the purified water flow is under the action of the booster pump 39. The liquid outlet pipe 30 flows into the two spray pipes 32 through the tee 41. During the crushing process of the material, the water flows through the spray nozzles 42 on the spray pipe 32 and is sprayed to reduce dust, and is sprayed into the material box Under the action of the vortex generated by the rotation of the first crushing assembly 27, the water mist in 19 advances toward the discharge hopper 22 with the vortex, thereby mixing with the dust generated in each section to achieve the dust removal effect. The water sprayed into the material by the nozzle 42 is finally combined with The pulverized materials are mixed and discharged from the discharge hopper 22. The discharged mixture is in the form of paste. Under the action of the mud pump 61, it is transported to the sedimentation tank 1 through the delivery pipe 60, and the sedimentation tank 1 settles, and the water in it can be reused. , into the purification box 31 through the water pump 33 to form recycling.

This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the present invention. All simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention belong to the protection of the technical solution of the present invention. scope.

Claims (8)

1. A construction waste pulverizer, characterized in that: it comprises a frame, the left end of the frame is provided with a power drive system, the power output end of the power drive system is connected with a material crushing system located on the right side of the power drive system, and the material crushes The system is fixed on the frame, which is equipped with an automatic spraying and dust suppression system located in front of the material crushing system feeding place. The spraying part of the automatic spraying and dust suppression system is located in the material crushing system, and a sedimentation tank is installed on one side of the frame. ; The frame includes two longitudinal beams parallel to each other. The two longitudinal beams are arranged along the left and right horizontal directions. A number of beams are evenly spaced between the two longitudinal beams along the length direction. The lower surfaces of the two longitudinal beams are respectively connected with telescopic Bracket, the telescopic bracket includes a telescopic column fixed on the lower surface of the beam and a support cylinder supported on the ground. The telescopic column is inserted in the support cylinder along the vertical direction, and the lower end of the support cylinder is horizontally provided with a support with a surface area larger than the cross-sectional area of the support cylinder. The plate and the support cylinder are evenly spaced from top to bottom to set limit holes, and there are installation holes on the telescopic column, and a bayonet pin is inserted in the installation hole and one of the limit holes; the left and right ends of the two longitudinal beams are below the All are equipped with a lifting hydraulic cylinder, the top of the piston rod of the lifting hydraulic cylinder is hinged on the lower surface of the longitudinal beam, and the lower end of the cylinder body of the lifting hydraulic cylinder is in contact with the ground; The power drive system includes a protective case. There are a number of cooling holes on the side of the protective case. The protective case is equipped with a driving gear, a driven gear, a driving motor and a reducer on the side of the driving motor. The structure and size of the driving gear and the driven gear All are the same, the power output end of the drive motor is provided with a driving pulley, the power input end of the reducer is provided with a driven pulley, and the driving pulley is connected to the driven pulley through a belt; The material crushing system includes a material box arranged along the left and right horizontal directions. The material box has a rectangular parallelepiped structure. The material box is connected to the longitudinal beam through several vertical connecting plates. There is a discharge hopper, both the feed hopper and the discharge hopper are connected with the inner cavity of the material box, and the inner cavity of the material box is provided with a main drive shaft and an auxiliary drive shaft at intervals along the front and rear directions, and the main drive shaft and the auxiliary drive shaft are both along the left and right horizontal directions There are two bearing seats on the left side and the right side of the material box respectively, and the four bearing seats are all fixedly connected to the frame, and the left and right ends of the main transmission shaft are respectively connected in the two left and right corresponding bearing seats through bearing rotation. , the left and right ends of the auxiliary transmission shaft are respectively connected to the other two left and right corresponding bearing seats through bearings. The two bearing seats on the left side of the material box are located in the protective shell. Pass through the bearing seat, the driving gear is installed at the left end of the main transmission shaft, the power output shaft of the reducer is connected with the main transmission shaft through a coupling, the driven gear is installed at the left end of the auxiliary transmission shaft, and the driving gear and the driven gear mesh Transmission connection; at least three sets of first crushing assemblies are arranged at intervals along the length direction on the main drive shaft and the auxiliary drive shaft, and at least two sets of second crushing assemblies are arranged between adjacent two sets of first crushing assemblies; The automatic spray dust suppression system includes liquid inlet pipe, liquid outlet pipe, liquid distribution pipe, purification box and two spray pipes. There is a water pump on the surface, the water inlet of the water pump is connected with the water outlet of the liquid inlet pipe, the water outlet of the water pump is connected with the purification box, and the upper filter is arranged in the rectangular structure of the purification box, and the rectangular structure of the purification box and the conical structure There is a lower filter in the connection. The upper filter and the lower filter divide the inside of the purification box into a primary filter room, a secondary filter room and a water purification room from top to bottom. The lower end of the purification box is connected with the liquid outlet pipe. A booster pump and a solenoid valve are arranged on the liquid outlet pipe, and the other end of the liquid outlet pipe is connected with a tee. A spray pipe is connected, and the two spray pipes are arranged along the front and back horizontal direction and are spaced apart on the inner wall of the top of the material box on the right side of the feed hopper. The two spray pipes are respectively provided with a number of nozzles at regular intervals along the length direction. The spraying direction of the nozzle is set downward; the discharge hopper is connected with the sedimentation tank through the feeding pipe, the feeding pipe is equipped with a mud pump, and the water inlet of the liquid inlet pipe extends into the upper part of the sedimentation tank. 2. A construction waste pulverizer according to claim 1, characterized in that: the top of the material box is spaced along the length direction with several inspection ports located on the right side of the feed hopper, and each inspection port is provided with an inspection cover. A handle is fixedly connected to the upper surface of the inspection cover. 3. A construction waste shredder according to claim 1, characterized in that: the main transmission shaft and the auxiliary transmission shaft both include a hollow shaft, a left short shaft and a right short shaft, and the right end of the left short shaft is inserted into the left end of the hollow shaft The left end of the right short shaft is inserted into the right end of the hollow shaft and fixedly connected with the hollow shaft through the right plug. Both the first crushing assembly and the second crushing assembly are arranged on the hollow shaft. The left short The shaft and the right short shaft are respectively rotatably connected with the bearing seat through bearings. 4. A construction waste shredder according to claim 3, characterized in that: the first shredding assembly includes four shredding blades, each shredding blade is fixedly connected with a connecting shaft, and each connecting shaft is along the hollow shaft. The radial direction is vertically inserted into and passed through the hollow shaft. The end of the connecting shaft is threadedly connected with a lock nut that is crimped with the hollow shaft. The connecting shafts are perpendicular to each other, the two spaced connecting shafts are parallel to each other, and the two spaced apart crushing blades are respectively located on opposite sides of the hollow shaft. ° included angle, the inclination direction of each crushing blade is the same, the main body of each crushing blade has a fan-shaped structure, and the same side of each crushing blade along the rotation direction is provided with a crushing block that is integral with the crushing blade, and the crushing block is wedge-shaped structure, the side of the wedge-shaped structure is set as a blade structure. 5. A construction waste shredder according to claim 3, characterized in that: the second crushing assembly includes a sleeve and alloy blades, the alloy blades are fixedly connected to the middle of the outer wall of the sleeve at even intervals along the circumferential direction of the sleeve, each The alloy blades are all fan-shaped plate structures, and the plane where each alloy blade is located is perpendicular to the axis of the casing, and the casing is sleeved and fixed on the hollow shaft. 6. A construction waste pulverizer according to claim 4, characterized in that: the hollow shafts of the main transmission shaft and the auxiliary transmission shaft are provided with guide blades located above the discharge hopper, and the structure of the guide blades is the same as that of the crushing blades. Similarly, the guide vane is connected to the hollow shaft through the connecting shaft, the center line of the connecting shaft is perpendicular to the axis of the hollow shaft, the plane where the guide vane is located and the radial section of the hollow shaft form an angle of 25°-30°, and the guide vane Opposite to the direction of inclination of the crushing blade. 7. A construction waste pulverizer according to claim 1, characterized in that: the inner wall of the purification box is horizontally provided with chutes corresponding to the upper filter net and the lower filter net, and the upper filter net and the lower filter net respectively pass through The slide rail is slidably connected on the inner wall of the purification box, and the outer wall of the purification box is respectively provided with installation grooves at the upper and lower filter screens horizontally. A sealing cover is snapped into the installation groove, and a seal is provided at the connection between the sealing cover and the installation groove. ring, and the sealing cover is fixedly connected to the outer wall of the purification box by connecting screws. 8. A kind of construction waste pulverizer according to claim 1, characterized in that: the bottom surface of the material box and the inner walls of the front and rear sides are respectively provided with a number of grinding blocks at intervals, and the distance between the grinding blocks decreases from left to right. Small.