Household garbage crushing device

Abstract

The household garbage crushing device comprises an upper crushing shell, a feeding hopper is welded to the outer wall of the top of the upper crushing shell, crushing rollers meshed with each other are rotationally arranged in the upper crushing shell in the length direction, one side of each crushing roller is connected with a first servo motor, and the other side of each crushing roller is connected with a second servo motor. Guide plates are arranged at the two ends of the top of the upper crushing shell in the inclined direction, a crushing assembly is connected to the lower portion of the upper crushing shell in a clamped mode and comprises a lower crushing shell which is arranged below the upper crushing shell and connected with a positioning protruding block, and a crushing knife roll is rotationally connected to the interior of the lower crushing shell in the length direction; in the process of crushing the garbage, the garbage is continuously extruded by the crushing rollers which are driven in a meshing manner, so that the solid garbage with higher hardness can be crushed, the overall crushing degree of the household garbage can be improved, and the first telescopic cylinders are arranged on the two sides of the feeding hopper for continuously impacting, so that the crushing efficiency is improved. Therefore, the situation of garbage accumulation at the feeding hopper can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of garbage crushing, in particular to a domestic garbage crushing device. Background Art

[0002] Domestic waste is solid waste generated by people in their daily lives, mainly including kitchen waste, packaging waste, ash, old furniture, household appliances, electronic waste, etc. It is the main component of urban solid waste and has a serious impact on the environment and resources. In order to reduce the impact of domestic waste and recycle the effective part of domestic waste, it is necessary to use external crushing devices for crushing. However, there are still some problems in the use of existing crushing devices:

[0003] Poor crushing effect. In the crushing process, the existing crushing device cannot effectively process the hard particles of solid waste because the domestic waste contains a lot of solid particles, resulting in poor overall crushing effect. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a household garbage crushing device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A domestic waste crushing device comprises a crushing upper shell, a feed hopper is welded to the top outer wall of the crushing upper shell, and crushing rollers that mesh with each other are rotatably arranged inside the crushing upper shell along the length direction, a first servo motor is connected to one side of the crushing roller, and guide plates are arranged at both ends of the top of the crushing upper shell along the inclined direction, a crushing assembly is clamped at the bottom of the crushing upper shell, and the crushing assembly comprises a crushing lower shell arranged below the crushing upper shell and connected to a positioning protrusion, a crushing knife roller is rotatably connected inside the crushing lower shell along the length direction, and a second servo motor is connected to the outer wall of one side of the two crushing knife rollers, and a screening assembly is arranged inside the crushing lower shell.

[0007] As a further solution of the utility model: impact blocks are arranged in the middle of the outer walls on both sides of the feed hopper, and first telescopic cylinders are arranged in the middle of the outer walls on both sides of the crushing upper shell along the inclined direction, and the axis of the first telescopic cylinder is located on the same straight line as the impact block.

[0008] As a further solution of the utility model: the screening assembly includes an inclined slot penetrating through the outer wall of one side of the crushing lower shell, and a screen plate is arranged inside the inclined slot.

[0009] As a further solution of the utility model: the outer walls on both sides of the bottom of the screen plate are connected with compression springs, and the second telescopic cylinders are arranged on both sides of the crushing lower shell.

[0010] As a further solution of the utility model: the outer wall of the crushing lower shell located above the screen plate is provided with a discharge slot, and the four corners of the bottom of the crushing lower shell are provided with support legs.

[0011] As a further solution of the utility model: the bottom outer wall of the inclined groove is provided with mutually parallel limiting grooves, and the bottom outer wall of the screen plate is welded with mutually parallel limiting blocks, and the limiting blocks and the limiting grooves form a sliding fit.

[0012] As a further solution of the utility model: a positioning groove is formed on the bottom outer wall of the crushing upper shell, and the inner wall size of the positioning groove is matched with the size of the positioning protrusion.

[0013] Compared with the prior art, the utility model provides a domestic waste crushing device, which has the following beneficial effects:

[0014] 1. A domestic waste crushing device, in the process of crushing the waste, firstly utilizes the meshing driven crushing roller to continuously squeeze the waste, so that the solid waste with greater hardness can be crushed, thereby improving the overall crushing degree of the domestic waste, and first telescopic cylinders are provided on both sides of the feed hopper to continuously impact, thereby avoiding the accumulation of waste at the feed hopper.

[0015] 2. A domestic waste crushing device, after the first crushing process, the remaining waste falls onto the crushing knife roller at the bottom. The continuously rotating crushing knife roller can be used to quickly crush the remaining waste, and the processed waste particles, combined with the continuously shaking screen plate, can screen the larger particles of domestic waste, while the smaller particles of waste fall directly, and the larger particles of waste can be crushed again, thereby effectively improving the degree of waste crushing.

[0016] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a household garbage crushing device proposed by the utility model;

[0018] Figure 2 This is a side view of the overall structure of a household garbage crushing device proposed by the utility model;

[0019] Figure 3 The utility model is a schematic diagram of the disassembly structure of a domestic waste crushing device.

[0020] In the figure: 1. crushing upper shell; 2. feed hopper; 3. crushing roller; 4. first servo motor; 5. guide plate; 6. impact block; 7. first telescopic cylinder; 8. positioning convex block; 9. crushing lower shell; 10. crushing knife roller; 11. second servo motor; 12. inclined slot; 13. screen plate; 14. compression spring; 15. second telescopic cylinder; 16. discharge notch; 17. support leg. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Embodiment 1:

[0023] A domestic waste crushing device, this embodiment is based on the problem of uneven crushing particles of existing domestic waste, in order to achieve efficient crushing, such as Figure 1-3 As shown, it comprises a crushing upper shell 1, a feed hopper 2 is welded to the top outer wall of the crushing upper shell 1, and a crushing roller 3 meshing with each other is arranged inside the crushing upper shell 1 to rotate along the length direction, a first servo motor 4 is connected to one side of the crushing roller 3, and guide plates 5 are arranged at both ends of the top of the crushing upper shell 1 in an inclined direction, a crushing assembly is clamped at the bottom of the crushing upper shell 1, and the crushing assembly comprises a crushing lower shell 9 arranged below the crushing upper shell 1 and connected to a positioning protrusion 8, a crushing knife roller 10 is connected to the inside of the crushing lower shell 9 to rotate along the length direction, and a second servo motor 11 is connected to one side outer wall of the two crushing knife rollers 10, and a screening assembly is arranged inside the crushing lower shell 9;

[0024] In the process of crushing the garbage, the meshing-driven crushing roller 3 is first used to continuously squeeze the garbage, so that solid garbage with greater hardness can be crushed, thereby improving the overall crushing degree of domestic garbage, and a first telescopic cylinder 7 is provided on both sides of the feed hopper 2 for continuous impact, thereby avoiding the accumulation of garbage in the feed hopper 2.

[0025] The middle of the outer walls on both sides of the feed hopper 2 is provided with an impact block 6, and the middle of the outer walls on both sides of the crushing upper shell 1 is provided with a first telescopic cylinder 7 along the inclined direction, and the axis of the first telescopic cylinder 7 is located on the same straight line as the impact block 6. The screening assembly includes an inclined slot 12 penetrating through the outer wall of one side of the crushing lower shell 9, and a screen plate 13 is provided inside the inclined slot 12;

[0026] The outer walls on both sides of the bottom of the screen plate 13 are connected with compression springs 14 , and the second telescopic cylinders 15 are arranged on both sides of the crushing lower shell 9 .

[0027] The outer wall of the crushing lower shell 9 located above the screen plate 13 is provided with a discharge slot 16, and the four corners of the bottom of the crushing lower shell 9 are provided with support legs 17;

[0028] After the first crushing process, the remaining garbage falls onto the crushing knife roller 10 at the bottom. The continuously rotating crushing knife roller 10 can quickly crush the remaining garbage, and the processed garbage particles, combined with the continuously shaking screen plate 13, can screen the larger particles of domestic garbage, while the smaller particles of garbage fall directly, and the larger particles of garbage can be crushed again, thereby effectively improving the degree of garbage crushing.

[0029] When this embodiment is used, first, the crushing upper shell 1 is snap-fitted and installed above the crushing lower shell 9, and the crushing device is assembled. After the assembly is completed, it is connected to an external power supply, and then the first servo motor 4 and the second servo motor 11 are started, thereby driving the crushing roller 3 to rotate, and the crushing knife roller 10 at the bottom is continuously rotated, and then the garbage debris is poured into the feed hopper 2, and the first telescopic cylinder 7 on both sides of the feed hopper 2 is cooperated to impact the feed hopper 2, and the domestic garbage is poured into the crushing rollers 3 for meshing and crushing. The crushed domestic garbage falls into the inside of the crushing knife roller 10 at the bottom, and is crushed again by the crushing knife roller 10, and the crushed garbage falls to the top of the screen plate 13, and then the second telescopic cylinder 15 is used to telescope and impact the screen plate 13, and the compression springs 14 at both ends can drive the screen plate 13 to shake continuously, thereby completing the screening process.

[0030] Embodiment 2:

[0031] A household garbage crushing device, such as Figure 1-3 As shown, this embodiment makes the following supplements on the basis of Embodiment 1: the bottom outer wall of the inclined groove 12 is provided with mutually parallel limiting grooves, and the bottom outer wall of the screen plate 13 is welded with mutually parallel limiting blocks, the limiting blocks and the limiting grooves form a sliding fit, the bottom outer wall of the crushing upper shell 1 is provided with a positioning groove, and the inner wall size of the positioning groove is adapted to the size of the positioning protrusion 8.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A domestic waste crushing device, comprising a crushing upper shell (1), characterized in that: A feed hopper (2) is welded to the top outer wall of the crushing upper shell (1), and mutually meshing crushing rollers (3) are arranged inside the crushing upper shell (1) to rotate along the length direction, a first servo motor (4) is connected to one side of the crushing roller (3), and guide plates (5) are arranged at both ends of the top of the crushing upper shell (1) along the inclined direction, a crushing assembly is clamped at the bottom of the crushing upper shell (1), and the crushing assembly includes a crushing lower shell (9) arranged below the crushing upper shell (1) and connected to a positioning protrusion (8), a crushing knife roller (10) is connected to the inside of the crushing lower shell (9) to rotate along the length direction, and a second servo motor (11) is connected to one side outer wall of the two crushing knife rollers (10), and a screening assembly is arranged inside the crushing lower shell (9).

2. A domestic waste crushing device according to claim 1, characterized in that: Impact blocks (6) are provided in the middle of the outer walls on both sides of the feed hopper (2), and first telescopic cylinders (7) are provided in the middle of the outer walls on both sides of the crushing upper shell (1) along an inclined direction, and the axis of the first telescopic cylinder (7) is located on the same straight line as the impact block (6).

3. A domestic waste crushing device according to claim 1, characterized in that: The screening component comprises an inclined groove (12) penetrating through the outer wall of one side of the crushing lower shell (9), and a screen plate (13) is arranged inside the inclined groove (12).

4. A domestic waste crushing device according to claim 3, characterized in that: The outer walls on both sides of the bottom of the screen plate (13) are connected to compression springs (14), and second telescopic cylinders (15) are provided on both sides of the crushing lower shell (9).

5. A domestic waste crushing device according to claim 4, characterized in that: The crushing lower shell (9) is located above the screen plate (13) and has a discharge slot (16) on its outer wall, and support legs (17) are provided at the four corners of the bottom of the crushing lower shell (9).

6. A domestic waste crushing device according to claim 5, characterized in that: The bottom outer wall of the inclined groove (12) is provided with mutually parallel limiting grooves, and the bottom outer wall of the screen plate (13) is welded with mutually parallel limiting blocks, and the limiting blocks and the limiting grooves form a sliding fit.

7. A domestic waste crushing device according to claim 1, characterized in that: The bottom outer wall of the crushing upper shell (1) is provided with a positioning slot, and the inner wall size of the positioning slot is matched with the size of the positioning protrusion (8).

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