Livestock and poultry manure impurity removal device

Abstract

The utility model provides a livestock and poultry manure impurity removal device which comprises a material box, a feeding device, a screening device and a stirring device, materials enter the material box from the feeding device, and most impurities in the materials can be removed through stirring and pushing of the stirring device and screening of the screening device. Materials are primarily screened through the feeding device, are homogenized and pushed through the stirring device, and are secondarily screened through the screening device, and most impurities in the materials can be removed, so that the cost of manually picking the impurities is saved, the failure rate of the reactor is reduced, and the production efficiency is improved. The agricultural solid waste treatment effect is improved, impurities left on the second sieve plate can be removed through a conveyor belt scraper in the operation process, the material screening efficiency is improved, and the second sieve plate is prevented from being blocked.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of agricultural waste treatment, especially relates to a livestock and poultry manure impurity removing device. BACKGROUND

[0002] In modern animal husbandry and agricultural production, livestock and poultry manure as an important biomass resource, its reasonable treatment and utilization not only concern environmental protection, also is the key link of realizing resource recycling. However, livestock and poultry manure often mixed with stone, plastic fragments, metal sheet and various impurities, the existence of these impurities caused the damage of processing equipment, reduced the processing efficiency of livestock and poultry manure, seriously restricted the subsequent resource utilization process of livestock and poultry manure.

[0003] The utility model of patent no. CN219150776U provides a kind of raw material efficient impurity removing equipment for fertilizer production, it is synchronous vibration by feed hopper 201, fixed plate 202, lower hopper 205, and using fan 304 to blow material, realize the separation of lint impurities and material.But the impurity contained in livestock and poultry manure is more, this utility model cannot remove the impurities with density greater than lint, and when the solid content of material is low or the viscosity of material is large, impurities and material are combined closely, this utility model cannot separate impurities. SUMMARY

[0004] To solve the above technical problems, the utility model provides a kind of livestock and poultry manure impurity removing device.The technical scheme of the utility model is as follows:

[0005] A kind of livestock and poultry manure impurity removing device, including the material box of upper opening, the side of material box upper opening is provided with feeding device, the other side is provided with screening device, stirring device is installed in the inside of material box, below feeding device, feeding device includes the sieve plate one with inclination angle, sieve plate one both sides are equipped with side baffle, side baffle outside is equipped with motor one and vibration spring, screening device includes conveyer belt and motor two, conveyer belt can be driven to rotate by motor two, a plurality of conveyer belt scrapers are fixed on conveyer belt, conveyer belt below is provided with sieve plate two, sieve plate two and conveyer belt scraper contact, the screen hole aperture of sieve plate two is less than the screen hole aperture of sieve plate one, material enters material box from feeding device, removes most of impurities in material by the stirring and material pushing effect of stirring device, through the screening of screening device;

[0006] Further, the bracket is fixedly installed at the bottom of the material box, and the material box is fixedly installed on the ground through the bracket;

[0007] Further, the material box has an inclined material box bottom plate, and the material box is provided with a discharge port below the side wall on the side of the screening device, and the discharge port is connected to the reactor;

[0008] Further, the bottom plate of the material box is provided with a impurity removal cavity corresponding to the position below the screening device, and an impurity removal auger is arranged in the impurity removal cavity; the bottom of the side wall of the material box is provided with an impurity removal opening corresponding to the impurity removal cavity; the impurity removal auger can remove the impurities in the impurity removal cavity through the impurity removal opening;

[0009] Further, the first sieve plate is provided with a feeding groove at the high point, the feeding groove is fixed above the side wall of the material box through a support, a pushing impeller is arranged in the feeding groove, and a impeller driving motor is arranged below the pushing impeller;

[0010] Further, the first sieve plate is provided with a collecting box one at the low point, and the lower edge of the first sieve plate is aligned with the opening plane of the collecting box one;

[0011] Further, the conveying belt and the conveying belt scraper are made of rubber material, the second sieve plate and the side wall of the material box form a discharging cavity, the bottom end of the second sieve plate is placed on the bottom plate of the material box, and the edge close to the impurity removal cavity; the top end of the second sieve plate is supported on the side wall of the material box;

[0012] Further, the second sieve plate is in contact with the conveying belt scraper, and the side wall of the material box is provided with a collecting box two, and the upper edge of the collecting box two is flush with the upper edge of the second sieve plate;

[0013] Further, the stirring device comprises a mounting flange, a stirring shaft and a stirring motor, the stirring shaft is mounted on the side wall of the material box through the mounting flange, stirring blade fins are spirally arranged along the axial direction of the stirring shaft, and the stirring shaft is connected with the stirring motor through a chain.

[0014] The utility model discloses a following beneficial effects can be brought about:

[0015] The utility model discloses a first screening of material through feeding device, homogenization and plug flow of material through stirring device, second screening of material through screening device, most of the impurities in the material can be removed, thereby save the cost of manual picking of impurities, reduce the failure rate of reactor, improve the processing effect of agricultural solid waste.

[0016] The conveying belt scraper can remove the residual impurities on the second sieve plate during operation, which improves the screening efficiency of the material and avoids the blockage of the second sieve plate. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the axonometric view of the utility model 0 ° direction

[0018] Figure 2 It is the axonometric view of the utility model 180 ° direction

[0019] Figure 3 It is the internal section view of the utility model

[0020] Figure 4 It is the side section view of the utility model

[0021] Figure 5 is a structural diagram of the feeding system

[0022] Figure 6 is a side sectional view of the feeding system

[0023] Figure 7 is a structural diagram of the screening system

[0024] Figure 8 is a side view of the screening system

[0025] Figure 9 is a structural diagram of the stirring system

[0026] Figure 10 is a working principle diagram of the utility model

[0027] Figure 11 is a local working state diagram of the utility model

[0028] In the drawing: 1 - support, 2 - material box, 21 - material box bottom plate, 22 - discharge port, 23 - impurity discharge cavity, 24 - impurity discharge port, 25 - discharge cavity, 3 - feeding device, 31 - sieve plate one, 32 - side baffle, 33 - feeding groove, 34 - material pushing impeller, 35 - motor one, 36 - vibration spring, 37 - collection box one, 38 - impeller driving motor, 4 - screening device, 41 - conveying belt, 42 - sieve plate two, 43 - collection box two, 44 - motor two, 45 - conveying belt scraper, 5 - impurity discharge auger, 6 - stirring device, 61 - mounting flange, 62 - stirring blade fin, 63 - stirring shaft, 64 - stirring motor DETAILED DESCRIPTION

[0029] As Figures 1-4 shown, the utility model relates to a livestock and poultry manure impurity removal device, the main body is material box 2, material box 2 is the upper opening box body structure, it has the inclined material box bottom plate 21, material box 2 is fixedly installed on the ground through support 1, material box 2 upper opening is provided with feeding device 3, material box 2 is provided with screening device 4 on the other side of feeding device 3, material box 2 is provided with discharge port 22 below the side wall on the side of screening device 4, discharge port 22 is connected to reactor, material box bottom plate 21 is provided with impurity discharge cavity 23 at the position corresponding to the lower side of screening device 4, impurity discharge cavity 23 is provided with impurity discharge auger 5, the position corresponding to impurity discharge cavity 23 of material box 2 side wall bottom is provided with impurity discharge port 24, impurity discharge auger 5 can discharge the impurities in impurity discharge cavity 23 by impurity discharge port 24, stirring device 6 is installed in material box 2 inside, below feeding device 3.

[0030] As Figure 1 , Figure 5 , Figure 6As shown, the feeding device 3 includes a sieve plate 31 with a certain inclination angle, and side baffles 32 are arranged on both sides of the length direction of the sieve plate 31, and a motor 35 and a vibration spring 36 are arranged outside the side baffles 32, the sieve plate 31 is provided with a feeding groove 33 at a high point, the feeding groove 33 is fixed above the side wall of the material box 2 through a support, a pushing impeller 34 is arranged in the feeding groove 33, the pushing impeller 34 is driven by an impeller driving motor 38, the sieve plate 31 is provided with a collecting box 37 at a low point, and the edge of the sieve plate 31 is aligned with the opening plane of the collecting box 37. When the motor 35 is started, the sieve plate 31 can vibrate under the joint action of the motor 35 and the vibration spring 36, the material passes through the sieve plate 31 and moves downward along the inclination angle, the material smaller than the aperture of the sieve plate 31 is separated and falls down, and the material larger than the aperture of the sieve plate 31 moves downward along the sieve plate and falls into the collecting box 37 at the low point.

[0031] As shown in the figure, Figure 4 , Figure 7 , Figure 8 As shown, the screening device 4 includes a conveying belt 41, a plurality of conveying belt scrapers 45 are fixed on the conveying belt 41, the conveying belt 41 and the conveying belt scraper 45 are both made of rubber, a sieve plate 42 is arranged below the conveying belt 41, a space formed between the sieve plate 42 and the side wall of the material box 2 is a discharging cavity 25, the sieve aperture of the sieve plate 42 is smaller than the sieve aperture of the sieve plate 31, the bottom end of the sieve plate 42 is placed on the bottom plate 21 of the material box and is adjacent to the edge of the impurity discharging cavity 23, the top end of the sieve plate 42 is supported on the side wall of the material box 2, the sieve plate 42 is in contact with the conveying belt scraper 45, a collecting box 43 is arranged on the side wall of the material box 2, the upper edge of the collecting box 43 is flush with the upper edge of the sieve plate 42, and the conveying belt 41 can be driven to rotate clockwise by a motor 44, when the conveying belt 41 rotates, the conveying belt 41 drives the conveying belt scraper 45 to rotate, and the impurities suspended on the sieve plate 42 can be scraped off by the scraper 45 and conveyed into the collecting box 42.

[0032] As shown in the figure, Figure 9 As shown, the stirring device 6 includes a stirring shaft 63, the stirring shaft 63 is installed on the side wall of the material box 2 through a mounting flange 61, stirring blade fins 62 are arranged on the stirring shaft 63 in a helical manner along the axial direction of the stirring shaft 63, the stirring shaft 63 is connected with a stirring motor 64 through a chain, and the stirring motor 64 can drive the stirring shaft 63 to rotate.

[0033] As shown in the figure, Figure 10-11 As shown, it is a working state schematic diagram of the utility model.

[0034] When the device operates, first, the impeller driving motor 38 is started to make the pushing impeller 34 start to rotate, and the motor 35 is started to make the sieve plate 31 start to vibrate;

[0035] The material is loaded into the feeding groove 33 from the direction A by the loader, the material is pushed to the sieve plate 1 31 by the pushing vane 34, the material slides downward along the inclination angle of the sieve plate 1 31, meanwhile, the sieve plate 1 31 vibrates to shake and sieve the material, the material with small particle size and impurities fall into the material box 2 from the sieve hole of the sieve plate 1 31, the impurities with large particle size continue to slide along the inclination angle of the sieve plate 1 31 and fall into the collecting box 1 37;

[0036] The stirring motor 64 is started, the stirring device 6 rotates in the clockwise direction, the material in the material box 2 is stirred and homogenized and is pushed to the vicinity of the sieving device 4 along the bottom plate 21 of the material box, the second motor 44 is started, the conveying belt scraper 45 and the conveying belt 41 rotate in the clockwise direction, the conveying belt scraper 45 pushes the material to the sieve plate 2 42, the material with small particle size passes through the sieve plate 2 42 and enters the discharging cavity 25, a part of the impurities with large particle size are blocked by the sieve plate 2 42 and fall into the impurity discharging cavity 23, another part of the impurities with large particle size are conveyed to the collecting box 2 43 by the conveying belt scraper 45, the impurities hung in the hole of the sieve plate 2 42 are also scraped by the conveying belt scraper 45 and are sent into the collecting box 2 43;

[0037] The impurities in the impurity discharging cavity 23 are discharged from the impurity discharging port 24 by starting the impurity discharging auger 5;

[0038] The material sieved in the discharging cavity 25 can enter the reactor from the discharging port 22.

[0039] It can be understood that the utility model is described through some embodiments, and the person skilled in the art knows that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the application belong to the range protected by the utility model.

Claims

1. A livestock manure impurity removal device, comprising an upper opening material box (2), one side of the upper opening of the material box (2) is provided with a feeding device (3), and the other side is provided with a screening device (4); a stirring device (6) is installed inside the material box (2) and below the feeding device (3); the feeding device (3) comprises a sieve plate I (31) with an inclination angle, and side baffles (32) are arranged on both sides of the sieve plate I (31); a motor I (35) and a vibration spring (36) are installed outside the side baffles (32); the screening device (4) comprises a conveyor belt (41) and a motor II (44), the conveyor belt (41) can be driven to rotate by the motor II (44), a plurality of conveyor belt scrapers (45) are fixed on the conveyor belt (41), a sieve plate II (42) is arranged below the conveyor belt (41), the sieve plate II (42) is in contact with the conveyor belt scrapers (45), and the sieve hole diameter of the sieve plate II (42) is smaller than the sieve hole diameter of the sieve plate I (31), characterized in that, The material enters the hopper (2) from the feeding device (3), and through the stirring and pushing of the stirring device (6) and the screening of the screening device (4), most of the impurities in the material can be removed.

2. The livestock manure impurity removing device according to claim 1, characterized in that, The hopper (2) is fixedly installed on the ground through the support (1) fixedly installed at the bottom of the hopper (2).

3. The device for removing impurities from livestock and poultry manure according to claim 2, characterized in that, The hopper (2) has an inclined hopper bottom plate (21), and the hopper (2) is provided with a discharge port (22) below the side wall on the side of the screening device (4), and the discharge port (22) is connected to the reactor.

4. The device for removing impurities from livestock and poultry manure according to claim 3, characterized in that, The hopper bottom plate (21) is provided with a foreign matter discharging cavity (23) corresponding to the position below the screening device (4), the foreign matter discharging cavity (23) is provided with a foreign matter discharging auger (5), and the hopper (2) is provided with a foreign matter discharging port (24) corresponding to the position of the foreign matter discharging cavity (23) at the bottom of the side wall, and the foreign matter discharging auger (5) can discharge the impurities in the foreign matter discharging cavity (23) through the foreign matter discharging port (24).

5. The device for removing impurities from livestock and poultry manure according to claim 4, characterized in that, The sieve plate one (31) is provided with a feeding groove (33) at the high point, the feeding groove (33) is fixed on the side wall of the hopper (2) through a support, and the feeding groove (33) is provided with a pushing impeller (34) installed therein.

6. The device for removing impurities from livestock and poultry manure according to claim 5, characterized in that, The sieve plate one (31) is provided with a collecting box one (37) at the low point, and the lower edge of the sieve plate one (31) is aligned with the opening plane of the collecting box one (37).

7. The device for removing impurities from livestock and poultry manure according to claim 6, characterized in that, The conveying belt (41) and the conveying belt scraper (45) are both made of rubber, the sieve plate two (42) and the side wall of the hopper (2) form a discharge cavity (25), the bottom end of the sieve plate two (42) is placed on the hopper bottom plate (21) adjacent to the edge of the foreign matter discharging cavity (23), and the top end of the sieve plate two (42) is supported on the side wall of the hopper (2).

8. The device for removing impurities from livestock and poultry manure according to claim 7, characterized in that, The sieve plate two (42) is in contact with the conveying belt scraper (45), and the side wall of the hopper (2) is provided with a collecting box two (43), and the upper edge of the collecting box two (43) is flush with the upper edge of the sieve plate two (42).

9. The device for removing impurities from livestock and poultry manure according to claim 8, characterized in that, The stirring device (6) comprises a mounting flange (61), a stirring shaft (63) and a stirring motor (64), the stirring shaft (63) is installed on the side wall of the hopper (2) through the mounting flange (61), the stirring blade fins (62) are spirally distributed along the axial direction of the stirring shaft (63), and the stirring shaft (63) is connected with the stirring motor (64) through a chain.

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