CN221085767U

CN221085767U - Solid waste treatment device

Info

Publication number: CN221085767U
Application number: CN202322685537.3U
Authority: CN
Inventors: 江育俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-06-07
Anticipated expiration: 2033-09-28

Abstract

The utility model provides a solid waste treatment device, which belongs to the technical field of waste treatment and comprises a crushing shell, a crushing roller set and a driver, wherein the crushing roller set comprises two crushing rollers which are rotatably connected in the crushing shell and incline, the two crushing rollers are axially parallel, spiral teeth with trapezoidal sections are respectively arranged on the two crushing rollers, the spiral teeth on the two crushing rollers are meshed with each other and have gaps, and the driver is used for driving the two crushing rollers to reversely and relatively rotate; the crushing shell is also internally provided with a cleaning mechanism for cleaning dust on the lower end surface of the crushing roller. The utility model adopts the two crushing rollers with the trapezoid spiral teeth to mesh and crush the solid waste, the strength is higher, the solid waste is not easy to damage, and meanwhile, the cleaning mechanism can remove dust on the surface of the lower end of the crushing roller, so that the problem of clamping of the crushing roller is avoided.

Description

Solid waste treatment device

Technical Field

The utility model belongs to the technical field of recovery treatment of waste hard alloy, and particularly relates to a solid waste treatment device.

Background

The industrial production can bring a large amount of solid waste, and some solid waste has a large volume and cannot be directly recycled, and the solid waste needs to be crushed into small blocks and then treated in the next step. The existing solid waste is crushed mainly through a crusher when the solid waste is crushed, the crusher mainly comprises crushing rollers which are horizontally arranged and meshed with each other, and the massive solid waste is rolled into meshing gaps of the crushing rollers along with rotation of the crushing rollers after entering the crusher, so that the massive solid waste is stirred into small pieces. However, since the crushing roller of the crusher is horizontally installed in the shell, the material with radian at the edge can have a slipping state, that is, the material is driven to rotate above the crushing roller and does not enter the meshing gap to crush, and the problem is solved by the inclined shaft and the feeding cavity with gradually reduced transverse size in the existing Chinese patent 'inclined shaft crushing device' with publication number of CN104668070B, and the spiral blade is arranged on the inclined shaft, so that the material is gradually crushed by the spiral blade and the side wall of the feeding cavity. However, in the prior art, since the helical blade has an arc-shaped sheet structure, the overall strength is insufficient, the problem of deformation or damage is easily generated after long-time stress, dust is easily accumulated at one end of the inclined shaft, and the inclined shaft is easily blocked when the dust enters the rotary joint of the inclined shaft and the feeding box body.

Disclosure of utility model

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a solid waste treatment device, which is used for solving the technical problems that in the prior art, the screw blade with an arc-shaped sheet structure has insufficient overall strength, so that deformation is easy to occur and the connection part between the inclined shaft and the feeding box body is easy to be blocked.

To achieve the above and other related objects, the present utility model provides a solid waste treatment device, including a crushing shell, a crushing roller set, and a driver, wherein a feed inlet is provided at the top of the crushing shell, the crushing roller set includes two crushing rollers rotatably connected in the crushing shell and inclined, the two crushing rollers are axially parallel, helical teeth with trapezoidal cross sections are respectively provided on the two crushing rollers, the helical teeth on the two crushing rollers are engaged with each other and have a gap, and the driver is used for driving the two crushing rollers to rotate reversely and relatively; the crushing shell is also internally provided with a cleaning mechanism for cleaning dust on the lower end surface of the crushing roller.

Preferably, the cleaning mechanism comprises an inclined supporting plate arranged in the crushing shell, the inclined supporting plate is perpendicular to the axial direction of the crushing roller, the lower end of the crushing roller penetrates through the inclined supporting plate and is rotationally connected with the side wall of the crushing shell, and bristles for cleaning dust on the surface of the crushing roller are arranged on the inclined supporting plate.

Preferably, the inclined support plate is provided with a first through hole and a second through hole which are coaxial along the axial direction of the crushing roller, one end of the first through hole, which is far away from the second through hole, faces the high end of the crushing roller, the radial size of the first through hole is smaller than that of the second through hole, the bristles are arranged on the side wall of the first through hole, and the free ends of the bristles face the surface of the crushing roller.

Preferably, a lower plate opposite to the inclined direction of the inclined support plate is fixedly connected between the bottom end of the inclined support plate and the inner side wall of the crushing shell, the lower plate, the inclined support plate and the crushing shell enclose a dust storage space, and a dust outlet communicated with the dust storage space is formed in the side wall of the crushing shell.

Preferably, a buffer plate which is fixedly connected in the crushing shell and is inclined is arranged below the crushing roller group, and a through hole is formed between the lower end of the buffer plate and the inner wall of the crushing shell facing the buffer plate.

Preferably, the inclination direction of the buffer plate and the crushing roller is opposite, the high end of the buffer plate is fixedly connected with the bottom end of the inclined support plate, and the upper surface of the buffer plate is provided with an arc-shaped groove, and the axial direction of the arc-shaped groove is positioned on the central axis of the buffer plate.

Preferably, a classifying device fixedly connected in the crushing shell is arranged below the crushing roller group.

Preferably, the classifying device comprises a classifying inclined plate and classifying strip holes formed in the classifying inclined plate, the classifying inclined plate is identical to the crushing roller in the inclination direction, the length direction of the classifying strip holes is identical to the axial direction of the crushing roller, the width of the classifying strip holes gradually increases from the high end of the classifying inclined plate to the low end of the classifying inclined plate, and the upper surface of the classifying inclined plate between the long side of the classifying strip holes and the inner wall surface of the crushing shell is in inclined plane transition and the long side of the classifying strip holes is at the low end.

Preferably, the crushing shell is also internally provided with a collecting box positioned below the classifying sloping plate, and a collecting tank for collecting wastes with different particle diameters is arranged in the collecting box along the trend of the classifying strip holes.

Preferably, the lower side of the crushing shell is provided with a material returning opening, the material returning opening is communicated with the lower end of the classifying sloping plate, the crushing shell further comprises a conveying belt mechanism which is conveyed out of the crushing shell, one end of the conveying belt mechanism is positioned between the high end and the lower end of the classifying sloping plate, and the other end of the conveying belt mechanism penetrates through the material returning opening and extends outwards.

As described above, the present utility model has at least the following advantageous effects: according to the utility model, the inclined and mutually meshed crushing rollers are arranged in the crushing shell, so that materials can enter between the crushing rollers according to gravity and then are crushed after entering the crushing shell, the problem that materials cannot be crushed due to slipping in the prior art is effectively solved, the strength of the mutually meshed crushing rollers is higher than that of spiral blades on the inclined shaft in the prior art, the pressure of solid wastes falling on the crushing rollers is shared by the two crushing rollers, the stress of a single crushing roller is reduced, the problem that deformation or damage is difficult to occur, and the service life of the crushing rollers is effectively prolonged; secondly, set up the clearance mechanism that clears up the low end of crushing roller in smashing the casing to avoided crushing roller card dead problem effectively, guaranteed work efficiency.

Drawings

Fig. 1 is a schematic diagram showing the overall structure of the present utility model.

Fig. 2 shows a partial structure of the present utility model.

Fig. 3 is a schematic view showing the structure of the first through hole and the second through hole on the bevel support plate in the present utility model.

Fig. 4 is a schematic view showing the structure of the buffer plate in the present utility model.

Description of element reference numerals

1. Crushing the shell; 2. a driver housing; 3. a crushing roller; 4. a feed inlet; 5. a baffle; 6. a door panel; 7. an ash prevention cover;

8. A conveyor belt mechanism; 9. a material returning port; 10. an inclined support plate; 11. a lower plate; 12. a dust outlet; 13. a buffer plate;

14. a classifying sloping plate; 15. grading strip holes; 16. a collection box; 17. a protection plate; 19. a first through hole; 20. a second through hole; 21. a through port; 22. an arc-shaped groove.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

The following examples are given by way of illustration only. Various embodiments may be combined and are not limited to only what is presented in the following single embodiment.

Referring to fig. 1-4, the utility model provides a solid waste treatment device, comprising a crushing shell 1, a plurality of crushing roller sets and a driver, wherein a feed inlet 4 is arranged at the top of the crushing shell 1, each crushing roller set comprises two crushing rollers 3 which are rotatably connected in the crushing shell 1 and incline, the two crushing rollers 3 are axially parallel, spiral teeth with trapezoidal sections are respectively arranged on the two crushing rollers 3, the spiral teeth on the two crushing rollers 3 are meshed with each other and have a gap, and the driver is used for driving the two crushing rollers 3 to reversely and relatively rotate; the crushing shell 1 is also internally provided with a cleaning mechanism for cleaning dust on the lower end surface of the crushing roller 3. In this embodiment, the crushing shell 1 is rectangular as a whole, two ends of the crushing roller 3 are respectively rotatably connected with two side walls of the crushing shell 1 through bearings obliquely arranged on the crushing shell 1, each inner wall of the crushing shell 1 below the feed inlet 4 is provided with a baffle plate 5 obliquely arranged towards the inner lower part of the crushing shell 1, the free ends of the baffle plates 5 enclose a space, and spiral teeth on the crushing roller 3 are positioned in the space. The driver is a control motor in the prior art, the control motor is provided with a plurality of control motors and is arranged in a driver box body 2 fixedly connected to the upper end of the crushing shell 1, the high end of each crushing roller 3 penetrates out of the crushing shell 1 and is in transmission connection with the output end of each control motor, the steering directions of two adjacent control motors are opposite, and each crushing roller 3 is driven to rotate relatively through the control motor, so that crushing is performed. The solid waste to be crushed can be put into the crushing roller group through the feed inlet 4 and fall on the crushing roller group, so that the two crushing rollers 3 which are in meshed connection are crushed, the radial size of the two crushing rollers 3 can be selected according to the volume and the weight of the put solid waste, and the spiral teeth with the trapezoid cross section have higher strength compared with the existing spiral blades, so that heavier and larger materials can be crushed. The helical teeth of the two crushing rollers 3 are meshed with each other with a gap, and the materials crushed by the two crushing rollers 3 can fall below the crushing roller group through the gap, and the gap can be selected according to the particle size of the materials crushed as required. The crushing roller groups can be arranged into a plurality of groups, so that more materials are crushed, the crushing efficiency is improved, adjacent crushing roller groups can be separated by the partition plates fixedly arranged on the crushing shell 1, and the number of the crushing roller groups required to be used is started according to the requirement; the multiple groups of crushing roller groups can be vertically and sequentially arranged, and the meshing gaps of the spiral teeth can be sequentially reduced at the moment, so that materials are crushed in multiple stages, and the crushing quality is improved. In the embodiment, two groups of crushing roller groups are arranged, and the crushing roller groups are horizontally and sequentially connected in the crushing shell 1 in a rotating way, so that the crushing of solid wastes can be simultaneously carried out on two sides.

As shown in fig. 2-3, the cleaning mechanism comprises an inclined support plate 10 fixedly arranged in the crushing shell 1, the inclined support plate 10 is perpendicular to the axial direction of the crushing roller 3, the lower end of the crushing roller 3 passes through the inclined support plate 10 and is rotatably connected with the side wall of the crushing shell 1, and bristles (not shown in the figure) for cleaning dust on the surface of the crushing roller 3 are arranged on the inclined support plate 10. In this embodiment, the inclined support plate 10 is in a flat plate shape, the top end of the inclined support plate 10 is fixedly connected with the bottom end of the baffle plate 5 pointed by the lower end of the crushing roller 3, the two side ends of the inclined support plate 10 respectively extend onto the inner side wall of the crushing shell 1 and are fixedly connected with the inner side wall, and the lower end of the helical tooth on the crushing roller 3 extends to a surface close to one side of the inclined support plate 10 facing the helical tooth. The inclined support plate 10 in this embodiment is used to automatically slide the dust falling on the inclined upper surface along the surface thereof, so as to avoid blocking the junction between the crushing roller 3 and the inclined support plate 10, and the bristles are used to brush the surface of the rotating crushing roller 3, so as to avoid the dust falling on the surface of the crushing roller 3.

As shown in fig. 2-3, the inclined support plate 10 is provided with a first through hole 19 and a second through hole 20 which are coaxial along the axial direction of the crushing roller 3, one end of the first through hole 19 away from the second through hole 20 faces the high end of the crushing roller 3, the radial dimension of the first through hole 19 is smaller than that of the second through hole 20, the bristles are mounted on the side wall of the first through hole 19, and the free ends of the bristles face the surface of the crushing roller 3. The first through hole 19 in this embodiment is used for installing the brush hair, and the brush hair can brush the surface of crushing roller 3 when crushing roller 3 rotates and sweep the junction of crushing roller 3 and first through hole 19 thereby avoids the dead condition of card to produce, once the dust passes behind the first through hole 19 because the radial dimension of second through hole 20 is bigger than first through hole 19 simultaneously, consequently the dust can drop automatically from second through hole 20 between inclined support plate 10 and crushing shell 1 inner wall, can not stop in crushing roller 3 and second through hole 20 junction to further avoid crushing roller 3 to rotate the dead problem of card.

As shown in fig. 2-3, a lower plate 11 opposite to the inclined direction of the inclined support plate 10 is fixedly connected between the bottom end of the inclined support plate 10 and the inner side wall of the crushing shell 1, the lower plate 11, the inclined support plate 10 and the crushing shell 1 enclose a dust storage space, and a dust outlet 12 communicated with the dust storage space is formed in the side wall of the crushing shell 1. In this embodiment, the lower plate 11 is mainly used for receiving the dust particles falling from the second through hole 20 and making the dust slide down to the dust outlet 12 along the inclined surface thereof, so that the dust is discharged out of the crushing shell 1 through the dust outlet 12, preferably the dust outlet 12 is provided with a door plate 6, when not in use, the dust outlet 12 is closed through the door plate 6, so that dust is prevented from drifting out of the crushing shell 1 to influence the working environment around the operating crushing shell 1, and when the dust is accumulated more, the door plate 6 is opened to clean the dust.

As shown in fig. 2 and 4, a buffer plate 13 which is fixedly connected in the crushing shell 1 and is inclined is arranged below the crushing roller group, and a through hole 21 is arranged between the lower end of the buffer plate 13 and the inner wall of the crushing shell 1 facing the lower end. The buffer plate 13 in this embodiment is mainly used to prevent the waste falling from the gap between the spiral teeth of the crushing roller 3 from being impacted on the upper surface of the buffer plate 13, so that the waste is further crushed by the impact force opposite to the falling direction, the crushing effect of the waste is further improved, and the waste crushed by the buffer plate 13 falls from the passing hole 21 to the next process. As shown in fig. 4, the inclination direction of the buffer plate 13 and the crushing roller 3 is opposite, the high end of the buffer plate 13 is fixedly connected with the bottom end of the inclined support plate 10, and the joint is smoothly transited, the upper surface of the buffer plate 13 is provided with an arc-shaped groove 22, and the axis of the arc-shaped groove 22 is located on the central axis of the buffer plate 13. Specifically, the middle part of the arc-shaped groove 22 is recessed into the buffer plate 13, so that the waste particles falling on the side of the arc-shaped groove 22 can automatically gather towards the center of the arc-shaped groove 22, and the arc-shaped groove 22 is also used for leading the rebound direction of the waste particles falling on the surface of the arc-shaped groove to face the center of the arc-shaped groove 22, thereby avoiding the rebound of the waste particles from being impacted to the spiral tooth surface of the crushing roller 3 too high and avoiding the damage of the waste particles.

As shown in fig. 2 and 4, a classifying device fixedly connected in the crushing shell 1 is arranged below the crushing roller group. The classifying device in this embodiment is used for classifying the waste particles after the crushing of the crushing roller 3, so as to collect the waste particles with different particle diameters, the waste treatment of different particles can be used for different recovery treatments, and when the particle diameter collected is larger than the available particle diameter for the subsequent treatment, the waste particles can be recovered and put into the feed inlet 4 of the crushing shell 1 again to repeat the crushing process until the waste particles are crushed into the required particle diameter range. Specifically, as shown in fig. 2, the classifying device comprises a classifying inclined plate 14 and classifying strip holes 15 formed on the classifying inclined plate 14, the classifying inclined plate 14 and the crushing roller 3 are inclined in the same direction, the length direction of the classifying strip holes 15 is the same as the axial direction of the crushing roller 3, the width of the classifying strip holes 15 gradually increases from the high end of the classifying inclined plate 14 to the low end of the classifying inclined plate 14, the upper surface of the classifying inclined plate 14 between the long side of the classifying strip holes 15 and the inner wall surface of the crushing shell 1 is in inclined transition, and the long side of the classifying strip holes 15 is in the low end. In this embodiment, the four sides of the classifying inclined plate 14 are fixedly connected to the inner wall of the crushing shell 1, so as to avoid that the waste particles fall down from the passing opening 21, the classifying strip holes 15 are elongated and are provided with two classifying strip holes, the two classifying strip holes 15 are respectively located below the meshing positions of the spiral teeth of the two crushing roller sets, the extending direction of the classifying inclined plate 14 is parallel to the vertical projection of the crushing roller 3, the classifying inclined plate 14 can be located below the buffer plate 13 and also can be directly located below the crushing roller sets, when the classifying inclined plate is located below the buffer plate 13, the high end of the classifying inclined plate 14 is located below the passing opening 21 and is used for receiving the waste particles falling from the passing opening 21, the waste particles can slide down along the surface of the classifying inclined plate 14, the waste particles with smaller particle diameters can pass through the classifying strip holes 15 in the smaller width in the sliding process, and the larger waste particles fall from the classifying strip holes 15 capable of passing through the waste particles in the sliding process.

Preferably, as shown in fig. 2, a collecting tank 16 is further disposed in the crushing shell 1 below the classifying sloping plate 14, and a collecting tank for collecting waste with different particle sizes is disposed in the collecting tank 16 along the direction of the classifying strip holes 15. The collection bin 16 is used to recover sized waste particles so that waste particles of different sizes can be transported to different lower processing ports for processing.

Preferably, as shown in fig. 1-2, the lower side of the crushing shell 1 is provided with a material returning opening 9, the material returning opening 9 is communicated with the lower end of the classifying sloping plate 14, the crushing shell further comprises a conveying belt mechanism 8 which is conveyed to the outside of the crushing shell 1, one end of the conveying belt mechanism 8 is positioned between the high end and the lower end of the classifying sloping plate 14, and the other end of the conveying belt mechanism 8 passes through the material returning opening 9 and extends outwards. In this embodiment, the waste particles with larger particle size and needing to be crushed again can be automatically output outwards through the material returning opening 9, and the output end of the conveyor belt can be connected with the conveyor belt which is conveyed to the material inlet 4 of the crushing shell 1, so that the waste needing to be crushed again can be automatically thrown into the material inlet 4. Specifically, the conveyor belt mechanism 8 is a conveyor belt commonly used in the prior art, the structure of the conveyor belt mechanism is not repeated here, a protection plate 17 is arranged on one end of the conveyor belt mechanism 8 located in the crushing shell 1, the bottom end of the protection plate 17 is connected with the top of one end of the collection box 16, which is close to the conveyor belt mechanism 8, and the top end of the protection plate 17 extends obliquely above the conveyor belt mechanism 8, so that the protection plate 17 can prevent the waste particles passing through the grading strip holes 15 from falling into a gap between the conveyor belt mechanism 8 and the collection box 16, and can also be used for guiding the waste particles falling onto the protection plate into a collection tank 16 for collecting the waste particles with the largest particle size. In this embodiment, the ash-proof cover 7 is further installed at the material returning opening 9, the ash-proof cover 7 is a rectangular shell, and the ash-proof cover 7 covers the part of the conveyor belt mechanism 8 penetrating out of the material returning opening 9, so that a large amount of dust generated by impact of waste particles falling on the conveyor belt mechanism 8 can be avoided.

In conclusion, compared with the prior art, the structure of the utility model has higher overall strength, longer service life and wider range of waste capable of being crushed, thereby having better practicability; and through above-mentioned buffer board 13 and grading plant, can also retrieve the waste particles that break into different particle diameters when having improved crushing efficiency, disposable processing avoids the rethread grading plant to select separately, has improved energy saving and emission reduction's efficiency.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. Solid waste processing apparatus, its characterized in that: the crushing device comprises a crushing shell, a crushing roller set and a driver, wherein a feed inlet is formed in the top of the crushing shell, the crushing roller set comprises two crushing rollers which are rotatably connected in the crushing shell and incline, the two crushing rollers are axially parallel, spiral teeth with trapezoid cross sections are respectively arranged on the two crushing rollers, the spiral teeth on the two crushing rollers are meshed with each other and have a gap, and the driver is used for driving the two crushing rollers to reversely and relatively rotate; the crushing shell is also internally provided with a cleaning mechanism for cleaning dust on the lower end surface of the crushing roller.

2. The solid waste treatment device of claim 1, wherein: the cleaning mechanism comprises an inclined supporting plate arranged in the crushing shell, the inclined supporting plate is perpendicular to the axial direction of the crushing roller, the lower end of the crushing roller penetrates through the inclined supporting plate and is rotationally connected with the side wall of the crushing shell, and bristles for cleaning dust on the surface of the crushing roller are arranged on the inclined supporting plate.

3. A solid waste treatment device according to claim 2, wherein: coaxial first through holes and second through holes are formed in the inclined support plates in a penetrating mode along the axial direction of the crushing roller, one ends, far away from the second through holes, of the first through holes face the high end of the crushing roller, the radial size of the first through holes is smaller than that of the second through holes, bristles are mounted on the side walls of the first through holes, and the free ends of the bristles face the surface of the crushing roller.

4. A solid waste treatment device according to claim 2, wherein: the bottom of the inclined support plate and the inner side wall of the crushing shell are fixedly connected with a lower plate opposite to the inclined support plate in inclination direction, the lower plate, the inclined support plate and the crushing shell enclose a dust storage space, and a dust outlet communicated with the dust storage space is formed in the side wall of the crushing shell.

5. A solid waste treatment device as claimed in any one of claims 2 to 4 wherein: the lower part of the crushing roller group is provided with an inclined buffer plate fixedly connected in the crushing shell, and a passing port is arranged between the lower end of the buffer plate and the inner wall of the crushing shell facing the buffer plate.

6. The solid waste treatment device of claim 5, wherein: the buffer plate with the inclination opposite direction of crushing roller, the high end of buffer plate with the bottom rigid coupling of sloping backup pad, the upper surface of buffer plate is equipped with arc recess and the axial of arc recess is located on the axis of buffer plate.

7. A solid waste treatment device as claimed in any one of claims 1 to 4 wherein: and a grading device fixedly connected in the crushing shell is arranged below the crushing roller group.

8. The solid waste treatment device of claim 7, wherein: the classifying device comprises a classifying inclined plate and classifying strip holes formed in the classifying inclined plate, the classifying inclined plate is identical to the crushing roller in inclination direction, the length direction of the classifying strip holes is identical to the axial direction of the crushing roller, the width of the classifying strip holes is gradually increased from the high end of the classifying inclined plate to the low end of the classifying inclined plate, and the upper surface of the classifying inclined plate between the long side of the classifying strip holes and the inner wall surface of the crushing shell is in inclined plane transition, and the long side of the classifying strip holes is in the low end.

9. The solid waste treatment device of claim 8, wherein: the crushing shell is internally provided with a collecting box positioned below the grading sloping plate, and a collecting tank for collecting wastes with different particle diameters is arranged in the collecting box along the trend of grading strip holes.

10. A solid waste treatment device according to claim 9, wherein: the lower part side of smashing the casing has offered the returning charge mouth, the returning charge mouth with the low end intercommunication of classifying sloping plate still includes to smashing the conveyer belt mechanism of casing outer transport, the one end of conveyer belt mechanism is located between classifying sloping plate's high end and the low end, the other end of conveyer belt mechanism passes the returning charge mouth and outwards extend.