Vertical bamboo fiber particle screening device

Abstract

The utility model provides a vertical bamboo fiber particle screening device which comprises a screening barrel which is vertically installed, a barrel cover is arranged on the top of the screening barrel, a feeding barrel is arranged in the center of the barrel cover, and a material distributing conical cover is installed on the upper portion of an inner cavity of the screening barrel. A first flow guide screening cover, a second flow guide screening cover, a third flow guide screening cover and a fourth flow guide screening cover are sequentially mounted in the screening barrel below the material distribution conical cover from top to bottom; the first flow guide screening cover, the second flow guide screening cover and the third flow guide screening cover are all made of grid plates. Material collecting barrels are arranged below the first flow guiding screening cover, the second flow guiding screening cover, the third flow guiding screening cover and the fourth flow guiding screening cover, the bottoms of the material collecting barrels are sealed through inclined particle guiding plates, and a particle discharging barrel is obliquely installed at the position, at the lower end of each particle guiding plate, of the material collecting barrel. And the sorting effect is good, effective screening can be achieved without a vibrator, the structure is reasonable, and the using effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to granule separation equipment technical field especially is a kind of vertical bamboo fiber granule screening device. BACKGROUND

[0002] Bamboo powder modified material can replace traditional wood and plastic, reduce environmental pollution and resource waste, and bamboo powder modification technology refers to modifying bamboo powder by physical, chemical or biological means, physical modification is mainly processed and surface treated to bamboo powder by physical means such as polishing, hot pressing, evaporation and deposition to improve its performance and durability. Modified bamboo powder is one of important raw materials for making disposable tableware, when injection molding of disposable tableware, bamboo powder is often mixed with auxiliary materials first, then granulated, and the granulated material is dried and packaged and sent to tableware enterprises for melting injection molding, which ensures that powder is not easily contaminated during transportation after granulation, and the performance of bamboo powder and auxiliary materials is more stable after granulation and melting. Bamboo powder needs to be sorted after granulation, and the traditional sorting machine is a vibrating belt sorting machine. When sorting, granular material is directly poured into the inlet of belt sorting machine, which can cause accumulation and affect screening effect, and belt sorting machine occupies large space. SUMMARY

[0003] The utility model aims at overcoming the insufficient of prior art, provide a kind of vertical bamboo fiber granule screening device that can realize effective screening without vibrator, it is reasonable in structure, and the use effect is good.

[0004] To achieve the above object, the technical scheme provided by the utility model is as follows: a vertical bamboo fiber granule screening device, which comprises a vertical installation of a screening cylinder, wherein the top of the screening cylinder is provided with a cylinder cover, the center of the cylinder cover is provided with a feeding cylinder, a material distribution cone cover is installed on the upper part of the inner cavity of the screening cylinder, and the first, second, third and fourth flow guide screening covers are sequentially installed from top to bottom in the inner cavity of the screening cylinder below the material distribution cone cover. The first, second, third and fourth flow guide screening covers are all made of grid plates. The first, second, third and fourth flow guide screening covers are all cone-shaped with the top larger and the bottom smaller, and the bottom is located in the corresponding material collecting cylinder.

[0005] The first, second, third and fourth flow guide screening covers are all cone-shaped with the top larger and the bottom smaller, and the bottom is located in the corresponding material collecting cylinder.

[0006] The first flow guide screening cover is provided with a particle discharge cylinder at the bottom, the particle discharge cylinder passes through the material collecting cylinders at the bottoms of the second, third and fourth flow guide screening covers to form an outlet.

[0007] The particle discharge cylinder of the bottom of the second flow guide sieve cover forms an outlet after passing through the third flow guide sieve cover and the material collecting cylinder of the bottom of the fourth flow guide sieve cover.

[0008] The particle discharge cylinder of the bottom of the third flow guide sieve cover forms an outlet after passing through the material collecting cylinder of the bottom of the fourth flow guide sieve cover.

[0009] The material distribution cone cover is in a shape of a taper with a small upper part and a large lower part, is fixed in the sieve cylinder through corresponding support rods, and has a discharging channel reserved between the edge of the material distribution cone cover and the wall of the inner cavity of the sieve cylinder.

[0010] After the above scheme is adopted, the bamboo fiber particles enter the feeding cylinder, fall on the material distribution cone cover, and are dispersed along the conical surface downward under the guidance of the material distribution cone cover, and then are screened through the corresponding flow sieve cover, collected by the corresponding material collecting cylinder, and discharged by the corresponding particle discharge cylinder; the particles after the scheme are dispersed by the material distribution cone cover, the particle accumulation affecting the screening is prevented, the dispersed particles are sorted through the corresponding flow sieve cover, the sorting effect is good, effective screening can be realized without the need of a vibrator, and the structure is reasonable and the use effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a whole structure schematic view of the utility model.

[0012] Figure 2 It is a sectional view of the utility model.

[0013] Figure 3 It is a material collecting cylinder installation schematic view of the utility model. CONCRETE IMPLEMENTING METHOD

[0014] The utility model will be further explained in combination with all the drawings, and the preferred embodiment of the utility model is that, referring to the drawings, Figure 1 to the drawings, Figure 3 The vertical bamboo fiber particle screening device in the embodiment comprises a sieve cylinder 1 installed vertically, wherein the top of the sieve cylinder 1 is provided with a cylinder cover, the center of the cylinder cover is provided with a feeding cylinder 2, the upper part of the inner cavity of the sieve cylinder 1 is provided with a material distribution cone cover 3, and the inner cavity of the sieve cylinder 1 below the material distribution cone cover 3 is sequentially provided with a first flow guide sieve cover 4, a second flow guide sieve cover 5, a third flow guide sieve cover 6 and a fourth flow guide sieve cover 7 from top to bottom; the first flow guide sieve cover 4, the second flow guide sieve cover 5 and the third flow guide sieve cover 6 are all made of grid plates; the lower part of the first flow guide sieve cover 4, the second flow guide sieve cover 5, the third flow guide sieve cover 6 and the fourth flow guide sieve cover 7 is provided with a material collecting cylinder 8, the bottom of the material collecting cylinder 8 is sealed through an inclined particle guide plate 9, and the material collecting cylinder 8 at the lower end of the particle guide plate 9 is provided with an inclined particle discharge cylinder 10.

[0015] The first flow guide sieve cover 4, the second flow guide sieve cover 5, the third flow guide sieve cover 6 and the fourth flow guide sieve cover 7 are all conical cylinders with the top larger than the bottom, and the bottoms are located in the corresponding material collecting cylinders 8. The particle discharging cylinder 10 at the bottom of the first flow guide sieve cover 4 forms an outlet after passing through the material collecting cylinders 8 at the bottoms of the second flow guide sieve cover 5, the third flow guide sieve cover 6 and the fourth flow guide sieve cover 7. The particle discharging cylinder 10 at the bottom of the second flow guide sieve cover 5 forms an outlet after passing through the material collecting cylinders 8 at the bottoms of the third flow guide sieve cover 6 and the fourth flow guide sieve cover 7. The particle discharging cylinder 10 at the bottom of the third flow guide sieve cover 6 forms an outlet after passing through the material collecting cylinder 8 at the bottom of the fourth flow guide sieve cover 7.

[0016] The material distributing cone cover 3 is conical with the top smaller than the bottom, and is fixed in the sieve cylinder 1 through corresponding supporting rods. A discharging passage is reserved between the edge of the material distributing cone cover 3 and the inner wall of the sieve cylinder 1.

[0017] After the above scheme is adopted, the mesh of the first flow guide sieve cover is larger than that of the second flow guide sieve cover, and the mesh of the second flow guide sieve cover is larger than that of the third flow guide sieve cover. The bamboo fiber particles enter the feeding cylinder and fall on the material distributing cone cover. Under the guidance of the material distributing cone cover, the bamboo fiber particles are dispersed and walk along the conical surface downward, fall on the first flow guide sieve cover, and the particles smaller than the mesh of the first flow guide sieve cover pass through the first flow guide sieve cover and fall on the second flow guide sieve cover, the particles smaller than the mesh of the second flow guide sieve cover pass through the second flow guide sieve cover and fall on the third flow guide sieve cover, and the particles smaller than the mesh of the third flow guide sieve cover pass through the third flow guide sieve cover and fall on the fourth flow guide sieve cover. The particles larger than the mesh of the first flow guide sieve cover fall along the conical surface of the first flow guide sieve cover and fall into the corresponding material collecting cylinder, and are then discharged by the corresponding particle discharging cylinder. The particles larger than the mesh of the second flow guide sieve cover fall along the conical surface of the second flow guide sieve cover and fall into the corresponding material collecting cylinder, and are then discharged by the corresponding particle discharging cylinder. The particles larger than the mesh of the third flow guide sieve cover fall along the conical surface of the third flow guide sieve cover and fall into the corresponding material collecting cylinder, and are then discharged by the corresponding particle discharging cylinder. The smallest particles are collected by the fourth flow guide sieve cover and are then discharged by the corresponding particle discharging cylinder. After the scheme, the particles are dispersed by the material distributing cone cover, so that the particle accumulation affecting the sieving is prevented. After the dispersion, the particles are sorted by the corresponding flow guide sieve cover, and the sorting effect is good. The vertical type occupies a small space, and the effective sieving can be realized without the vibrator. The structure is reasonable, and the use effect is good.

[0018] The above-described embodiments are only the preferred embodiments of the present application, and do not limit the implementation range of the present application. Any changes made according to the shape and principle of the present application should be covered in the protection range of the present application.

Claims

1. A vertical bamboo fiber particle screening device, comprising a screening drum (1) mounted vertically, characterized in that: A cylinder cover is provided on the top of the screening cylinder (1), and a feeding cylinder (2) is provided at the center of the cylinder cover. A material distribution cone cover (3) is installed on the upper part of the inner cavity of the screening cylinder (1), and a first flow guide screening cover (4), a second flow guide screening cover (5), a third flow guide screening cover (6), and a fourth flow guide screening cover (7) are installed in the screening cylinder (1) below the material distribution cone cover (3) from top to bottom. The first flow guide screening cover (4), the second flow guide screening cover (5), and the third flow guide screening cover (6) are all made of mesh plates. A collecting cylinder (8) is provided below the first flow guide screening cover (4), the second flow guide screening cover (5), the third flow guide screening cover (6), and the fourth flow guide screening cover (7). The bottom of the collecting cylinder (8) is sealed by an inclined particle guide plate (9), and a particle discharge cylinder (10) is inclinedly installed on the collecting cylinder (8) at the lower end of the particle guide plate (9).

2. A vertical bamboo fiber particle screening device according to claim 1, characterized in that: The first flow guide screening cover (4), the second flow guide screening cover (5), the third flow guide screening cover (6), and the fourth flow guide screening cover (7) are all in the shape of a cone with a larger top and a smaller bottom, and their bottoms are located in the corresponding collecting barrel (8).

3. The vertical bamboo fiber particle screening device according to claim 1, characterized in that: The particle discharge barrel (10) at the bottom of the first flow-guiding screening cover (4) passes through the second flow-guiding screening cover (5), the third flow-guiding screening cover (6), and the collecting barrel (8) at the bottom of the fourth flow-guiding screening cover (7) to form an outlet.

4. The vertical bamboo fiber particle screening device according to claim 1, characterized in that: The particle discharge cylinder (10) at the bottom of the second flow-guiding screening cover (5) passes through the third flow-guiding screening cover (6) and the collecting cylinder (8) at the bottom of the fourth flow-guiding screening cover (7) to form an outlet.

5. The vertical bamboo fiber particle screening device according to claim 1, characterized in that: The particle discharge barrel (10) at the bottom of the third flow-guiding screening cover (6) passes through the collecting barrel (8) at the bottom of the fourth flow-guiding screening cover (7) to form an outlet.

6. The vertical bamboo fiber particle screening device according to claim 1, characterized in that: The material distribution cone cover (3) is in a conical shape with a small top and a large bottom. The material distribution cone cover (3) is fixed in the screening cylinder (1) through corresponding support rods. A material discharge channel is reserved between the edge of the material distribution cone cover (3) and the inner cavity wall of the screening cylinder (1).

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