A screening device for processing biomass energy raw materials

Abstract

The utility model relates to the technical field of biomass energy, and discloses a screening device for processing biomass energy raw materials, comprising a screening box mechanism and a feeding pipe cover mechanism, wherein the feeding pipe cover mechanism comprises a feeding pipe, a handle is fixedly connected to the feeding pipe cover, a dust extractor is fixedly connected to the screening box, a dust hood is threadedly connected to the dust extractor, a filter is threadedly connected to the dust hood, a baffle is fixedly connected to the dust hood, biomass energy raw materials are added from the feeding pipe, the feeding pipe is obliquely extended into the screening box, so as to reduce the flying of dust when adding, after the biomass energy raw materials are added, the feeding pipe cover is closed, so as to prevent dust from flying out when the vibrating screen assembly screens the biomass energy raw materials, the dust extractor sucks the dust into the dust hood, the filter screen filters and intercepts the dust so that most of the dust falls on the baffle for collection, so as to reduce the dust from flying out from the discharge port, and the screening biomass energy raw materials are collected in the collecting box.

Description

Technical Field

[0001] The utility model relates to the technical field of biomass energy, in particular to a screening device for processing biomass energy raw materials. Background Art

[0002] As petrochemical resources become increasingly scarce, the development and utilization of bioresources, especially agricultural and forestry wastes, such as corn stalks, rice straw, wheat straw, bagasse, wood and other wood fiber raw materials, into liquid fuels has become a research hotspot. The bioconversion of these wastes into renewable liquid fuels such as ethanol, butanol, and biodiesel can not only solve the problem of environmental pollution, but also alleviate the increasingly tense energy crisis and reduce the emission of greenhouse gases, which is of great significance for creating a sustainable circular economy model. When processing biomass energy raw materials, it is often necessary to screen the size of the biomass particles after crushing pretreatment. During the screening, a large amount of dust will be generated, which affects the working environment and endangers the health of the staff. The use effect is not good. Therefore, there is an urgent need for a screening device for processing biomass energy raw materials to solve the above problems. Utility Model Content

[0003] In order to overcome the above technical problems, the purpose of the utility model is to provide a screening device for biomass energy raw material processing to solve the problems raised in the above background technology. When processing biomass energy raw materials, it is often necessary to screen the size of biomass particles after crushing pretreatment, which will generate a lot of dust, affect the working environment, endanger the health of workers, and have poor use effect.

[0004] The utility model provides the following technical solutions: a screening device for processing biomass energy raw materials, comprising a screening box mechanism, the screening box mechanism comprising a screening box and a vibrating screen assembly, the screening box is fixedly connected with a vibrating screen assembly, a feeding pipe cover mechanism, the feeding pipe cover mechanism comprises a feeding pipe, a feeding pipe cover is hingedly connected to the feeding pipe, a handle is fixedly connected to the feeding pipe cover, a dust extractor is fixedly connected to the screening box, a dust hood is threadedly connected to the dust extractor, a filter is threadedly connected to the dust hood, a baffle is fixedly connected to the dust hood, a material outlet is opened on the screening box, and a collecting The material box bracket has a material receiving box movably placed on the material receiving box bracket, and the biomass energy raw materials are added from the feeding pipe, and the feeding pipe extends obliquely into the screening box to reduce the flying of dust during the addition. After the biomass energy raw materials are added, the feeding pipe cover is closed to prevent the dust from flying out when the vibrating screen assembly screens the biomass energy raw materials. The dust is sucked by the dust extractor to enter the dust hood, and the filter screen is used to filter and intercept so that most of the dust falls on the baffle for collection, thereby reducing the dust from flying out from the discharge port. The material receiving box collects the screened biomass energy raw materials. The method has a simple structure, effectively reduces the generation of dust when screening biomass energy raw materials, and improves the working stability of the device.

[0005] Furthermore, a wheel is fixedly connected to the bottom of the screening box, and a push handle is fixedly connected to the screening box. By holding the push handle, the wheel can be pushed to rotate and move, so as to facilitate the position of the screening box, so that the screening box is close to the biomass energy raw materials, which is convenient for processing and screening, and improves the working efficiency of the device.

[0006] Furthermore, a dust cover is fixedly connected to the screening box, which covers the discharge port to prevent dust from flying when the biomass energy raw materials are discharged, and also enables the biomass energy raw materials to be stably discharged into the receiving box, thereby improving the working stability of the device.

[0007] Furthermore, a maintenance door is hingedly connected to the screening box, and the dust hood can be conveniently disassembled for cleaning by opening the maintenance door to prevent dust from clogging the filter and affecting the filtering work. It is also convenient to clean the dust on the baffle, thereby improving the practicability and working stability of the device.

[0008] Furthermore, a waste box groove is provided on the screening box, and a waste box is movably connected to the waste box groove. The waste box collects and processes the screened biomass energy raw material debris in a centralized manner, which is convenient for recycling, reduces subsequent cleaning work, and improves the practicability of the device.

[0009] Furthermore, a glass window is fixedly connected to the maintenance door, through which the screening of biomass energy raw materials can be conveniently observed and operated, which is convenient for staff to handle and improves the practicability of the device.

[0010] Technical effects and advantages of the utility model:

[0011] 1. The utility model is provided with a feeding pipe, a feeding pipe cover, a handle, a dust extractor, a dust hood, a filter, a baffle, a discharge port, a collecting box bracket and a collecting box, so that the biomass energy raw material is added from the feeding pipe, and the feeding pipe is obliquely extended into the screening box to reduce the flying of dust during the addition. After the biomass energy raw material is added, the feeding pipe cover is closed to prevent the dust from flying out when the vibrating screen assembly screens the biomass energy raw material. The dust extractor sucks the dust into the dust hood, and the filter screen filters and intercepts the dust so that most of the dust falls on the baffle for collection, thereby reducing the dust from flying out of the discharge port. The collecting box collects the screened biomass energy raw material. The method has a simple structure, effectively reduces the generation of dust when screening the biomass energy raw material, and improves the working stability of the device.

[0012] 2. The utility model is provided with a dust cover, which shields the discharge port to prevent dust from flying when the biomass energy raw materials are discharged, and also enables the biomass energy raw materials to be stably discharged into the receiving box, thereby improving the working stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view schematic diagram of the overall structure of the utility model.

[0014] Figure 2 It is a schematic cross-sectional view of the overall structure of the utility model.

[0015] Figure 3 It is a schematic top view of the overall structure of the utility model.

[0016] Figure 4 It is a schematic cross-sectional view of the dust hood structure of the utility model.

[0017] The accompanying drawings are marked as follows: 100, screening box mechanism; 110, screening box; 111, vibrating screen assembly; 200, feeding pipe cover mechanism; 210, feeding pipe; 211, feeding pipe cover; 212, handle; 213, dust extractor; 214, dust hood; 215, filter; 216, baffle; 217, discharge port; 218, material collection box bracket; 219, material collection box; 220, wheels; 221, push handle; 222, dust hood; 223, maintenance door; 224, glass window; 225, waste box slot; 226, waste box. DETAILED DESCRIPTION

[0018] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the present invention.

[0019] Embodiment 1:

[0020] Refer to the attached drawings in the specification Figure 1 , Figure 2 , Figure 3 and Figure 4 The utility model provides a screening device for processing biomass energy raw materials, including a screening box mechanism 100, the screening box mechanism 100 includes a screening box 110 and a vibrating screen assembly 111, the screening box 110 is fixedly connected with the vibrating screen assembly 111, a feeding pipe cover mechanism 200, the feeding pipe cover mechanism 200 includes a feeding pipe 210, the feeding pipe 210 is hingedly connected with a feeding pipe cover 211, the feeding pipe cover 211 is fixedly connected with a handle 212, the screening box 110 is fixedly connected with a dust extractor 213, and the dust extractor 213 is threadedly connected with a dust hood 214 A filter screen 215 is connected to the inner thread of the dust hood 214, a baffle 216 is fixedly connected to the dust hood 214, a discharge port 217 is opened on the screening box 110, a material receiving box bracket 218 is fixedly connected to the screening box 110, a material receiving box 219 is movably placed on the material receiving box bracket 218, a wheel 220 is fixedly connected to the bottom of the screening box 110, a push handle 221 is fixedly connected to the screening box 110, a dust cover 222 is fixedly connected to the screening box 110, a waste box groove 225 is opened on the screening box 110, and a waste box 226 is movably connected in the waste box groove 225.

[0021] Working principle: When in use, the wheel 220 can be pushed to rotate and move by holding the push handle 221, so as to facilitate the position of the mobile screening box 110, so that the screening box 110 is close to the biomass energy raw material, which is convenient for processing and screening. The biomass energy raw material is added from the feeding pipe 210, and the feeding pipe 210 extends obliquely into the screening box 110 to reduce the flying of dust during the addition. After the biomass energy raw material is added, the feeding pipe cover 211 is closed, and the vibrating screen assembly 111 screens the biomass energy raw material, and the screened raw material is discharged from the discharge port 217, and a large amount of dust is generated during the screening. The dust collector 213 sucks the dust into the dust hood 214, and the filter screen 215 filters and intercepts the dust so that most of the dust falls on the baffle 216 for collection, thereby reducing the dust from flying out of the discharge port 217. The collecting box 219 collects the screened biomass energy raw materials, and the dust cover 222 blocks the discharge port 217 to prevent dust from flying when the biomass energy raw materials are discharged, and also allows the biomass energy raw materials to be stably discharged into the collecting box 219. The waste box 226 collects and processes the screened biomass energy raw material debris in a centralized manner, which is convenient for recycling and reduces subsequent cleaning work.

[0022] Embodiment 2:

[0023] Refer to the attached drawings in the specification Figure 1 The difference between the second embodiment and the first embodiment is that a maintenance door 223 is hingedly connected to the screening box 110 , and a glass window 224 is fixedly connected to the maintenance door 223 .

[0024] Working principle: When in use, the screening of biomass energy raw materials can be observed and operated through the glass window 224, which is convenient for the staff to handle. After using it for a period of time, the maintenance door 223 is opened to facilitate the removal of the dust hood 214 for cleaning, so that dust can block the filter screen 215 and affect the filtering work, and it is also convenient to clean the dust on the baffle 216.

Claims

1. A screening device for processing biomass energy raw materials, comprising a screening box mechanism (100), wherein the screening box mechanism (100) comprises a screening box (110) and a vibrating screen assembly (111), wherein the vibrating screen assembly (111) is fixedly connected to the screening box (110), characterized in that: A feeding pipe cover mechanism (200) comprises a feeding pipe (210), a feeding pipe cover (211) being hingedly connected to the feeding pipe (210), a handle (212) being fixedly connected to the feeding pipe cover (211), a dust extractor (213) being fixedly connected to the screening box (110), a dust hood (214) being threadedly connected to the dust extractor (213), a filter screen (215) being internally threadedly connected to the dust hood (214), a baffle (216) being fixedly connected to the dust hood (214), a material discharge port (217) being provided on the screening box (110), a material receiving box bracket (218) being fixedly connected to the screening box (110), and a material receiving box (219) being movably placed on the material receiving box bracket (218).

2. A screening device for processing biomass energy raw materials according to claim 1, characterized in that: The bottom of the screening box (110) is fixedly connected to a wheel (220), and the screening box (110) is fixedly connected to a push handle (221).

3. The screening device for processing biomass energy raw materials according to claim 1, characterized in that: A dust cover (222) is fixedly connected to the screening box (110).

4. The screening device for processing biomass energy raw materials according to claim 1, characterized in that: The screening box (110) is hingedly connected with a maintenance door (223).

5. The screening device for processing biomass energy raw materials according to claim 1, characterized in that: The screening box (110) is provided with a waste box groove (225), and a waste box (226) is movably connected in the waste box groove (225).

6. A screening device for processing biomass energy raw materials according to claim 4, characterized in that: The maintenance door (223) is fixedly connected with a glass window (224).

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