Screening device for biomass waste

Abstract

The utility model discloses a screening device for biomass waste, which relates to the technical field of screening equipment and comprises a fixed plate, a feed opening is arranged on one side of the fixed plate, a movable component is fixed on the upper end face of the other side of the fixed plate, a vibration component is mounted on the movable component, and a screening component is connected onto the vibration component. A flushing assembly is arranged on the side, close to the discharging opening, of one end of the fixing plate and comprises an electromagnetic valve fixed to the end of the fixing plate, one end of the electromagnetic valve is connected with an L-shaped water pipe, nozzles are fixed to the horizontal section of the L-shaped water pipe at equal intervals, and the other end of the electromagnetic valve is externally connected with a water supply pipeline through a hose. According to the biomass waste screening device, the movable assembly, the vibration assembly and the screening assembly are used in cooperation, screening and filtering of biomass waste can be achieved, the filter screen can be cleaned in time through the flushing assembly, the situation that the screening speed and effect are affected due to the fact that the filter screen is blocked is avoided, and the screening efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screening equipment, in particular to a screening device for biomass waste. Background Art

[0002] The rapid development of the economy is inseparable from energy, and the shortage of traditional energy such as oil, natural gas and coal is becoming increasingly serious. As the fourth largest energy source, biomass energy has become a new energy source with great development potential due to its renewable and zero carbon emission characteristics.

[0003] At present, the screening effect of biomass materials in the market is not very ideal, so that a lot of impurities are generated after thermal cracking, which affects the later use. The impurities of the materials mainly come from sand and gravel and soil. There are many methods on the market for separating sand and gravel, and the separation effect is good. However, there are big problems with the decomposition of soil. The soil sticks to the material and is difficult to clean. In addition, the soil will stick to the filter net during the filtration process, causing the mesh to be blocked, and the screening speed and effect will also decrease. In order to better improve the screening efficiency, a screening device for biomass waste is now provided. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a screening device for biomass waste. Through the coordinated use of the set movable component, vibration component and screening component, the screening and filtration of biomass waste can be achieved. The set flushing component can clean the filter screen in time to avoid the filter screen being blocked and affecting the screening speed and effect, greatly improving the screening efficiency and overcoming the shortcomings of the existing technology.

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

[0006] A biomass waste screening device comprises a fixed plate, a feeding port being provided on one side of the fixed plate, a movable assembly being fixed to an upper end surface of the other side of the fixed plate, a vibration assembly being mounted on the movable assembly, a screening assembly being connected to the vibration assembly, and a flushing assembly being provided on one end of the fixed plate near the feeding port;

[0007] The flushing assembly includes a solenoid valve fixed at the end of the fixed plate, one end of the solenoid valve is connected to an L-shaped water pipe, nozzles are fixed at equal distances on the horizontal section of the L-shaped water pipe, and the other end of the solenoid valve is connected to an external water supply pipe through a hose.

[0008] Through the above scheme, the screening and filtration of biomass waste can be achieved through the coordinated use of the set movable components, vibration components and screening components. The set flushing components can clean the filter in time to avoid clogging of the filter and affecting the screening speed and effect, thereby greatly improving the screening efficiency.

[0009] Preferably, the movable assembly includes two first electric push rods fixed on the end surface of the fixed plate, and one end of the two first electric push rods is connected to a T-shaped support rod.

[0010] Preferably, the vibration assembly includes two second electric push rods symmetrically mounted on both sides of the upper end surface of the T-shaped support rod, a support rod is fixed on the other side of the upper end surface of the T-shaped support rod, the upper end of the support rod is connected to a first connecting plate, a T-shaped connecting rod is fixed on one side of the upper end surface of the first connecting plate, a second connecting plate is slidably sleeved on the T-shaped connecting rod, an L-shaped support rod is fixed on the upper end surface of the first connecting plate, a spring is sleeved on the part of the T-shaped connecting rod located below the second connecting plate, and a vibration motor is fixed to the upper end surface of the second connecting plate.

[0011] Preferably, the screening assembly includes a connecting frame rotatably connected to one end of the horizontal section of the L-shaped support rod, a screen is fixed to the top of the inner wall of the connecting frame, and the upper ends of the two second electric push rods are respectively rotatably connected to the two ends of one side of the lower end surface of the connecting frame.

[0012] Preferably, flow guide and concentration plates are welded on both sides of the connection frame, and a material guide plate is fixed on the upper end surface of the T-shaped connection rod and located below the connection frame.

[0013] Preferably, the horizontal section of the L-shaped water pipe is located above the feed opening, and the horizontal section of the L-shaped water pipe is located on one side of the gap between the connecting frame and the guide plate.

[0014] Preferably, a guide hopper is fixed at the lower end of the discharge port.

[0015] Preferably, supporting legs are fixed at the four corners of the lower end surface of the fixing plate.

[0016] The beneficial effects of the utility model are:

[0017] By using the movable component, vibration component and screening component in coordination, the biomass waste can be screened and filtered. The flushing component can clean the filter in time to avoid clogging of the filter and affecting the screening speed and effect, thereby greatly improving the screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure from a first perspective of a biomass waste screening device proposed in the present invention.

[0019] Figure 2 This is a schematic diagram of the third perspective structure of a biomass waste screening device proposed in the present invention.

[0020] Figure 3This is a schematic diagram of the third perspective structure of a biomass waste screening device proposed in the utility model.

[0021] Figure 4 The utility model proposes a biomass waste screening device Figure 1 Enlarged structural diagram at point A in the middle.

[0022] In the figure: 1. Fixed plate; 2. T-shaped support rod; 3. Material guide plate; 4. Support rod; 5. L-shaped support rod; 6. Connecting frame; 7. Screen; 8. Diversion and concentration plate; 9. Nozzle; 10. L-shaped water pipe; 11. Solenoid valve; 12. Support leg; 13. Second electric push rod; 14. Feeding port; 15. First electric push rod; 16. Material guide hopper; 17. First connecting plate; 18. Vibration motor; 19. Spring; 20. Second connecting plate; 21. T-shaped connecting rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be clearly and completely described 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 the embodiments.

[0024] Example 1, reference Figure 1-4 A biomass waste screening device includes a fixed plate 1, with legs 12 fixed at the four corners of the lower end surface of the fixed plate 1, a discharge port 14 is provided on one side of the fixed plate 1, a guide hopper 16 is fixed at the lower end of the discharge port 14, a movable component is fixed to the upper end surface of the other side of the fixed plate 1, a vibration component is installed on the movable component, and a screening component is connected to the vibration component. A flushing component is provided on one end of the fixed plate 1 near the discharge port 14;

[0025] The flushing assembly includes a solenoid valve 11 fixed to the end of the fixed plate 1. One end of the solenoid valve 11 is connected to an L-shaped water pipe 10. Spray heads 9 are fixed at equal distances on the horizontal section of the L-shaped water pipe 10. The other end of the solenoid valve 11 is connected to an external water supply pipe through a hose.

[0026] The movable assembly includes two first electric push rods 15 fixed to the upper end surface of the fixed plate 1, and one end of the two first electric push rods 15 is connected to a T-shaped support rod 2;

[0027] The vibration assembly includes two second electric push rods 13 symmetrically mounted on both sides of the upper end surface of the T-shaped support rod 2, a support rod 4 is fixed to the other side of the upper end surface of the T-shaped support rod 2, the upper end of the support rod 4 is connected to the first connecting plate 17, a T-shaped connecting rod 21 is fixed to one side of the upper end surface of the first connecting plate 17, a second connecting plate 20 is slidably sleeved on the T-shaped connecting rod 21, an L-shaped support rod 5 is fixed to the upper end surface of the first connecting plate 17, a spring 19 is sleeved on the part of the T-shaped connecting rod 21 located below the second connecting plate 20, and a vibration motor 18 is fixed to the upper end surface of the second connecting plate 20.

[0028] The screening assembly includes a connecting frame 6 rotatably connected to one end of the horizontal section of the L-shaped support rod 5, a screen 7 is fixed to the top of the inner wall of the connecting frame 6, and the upper ends of the two second electric push rods 13 are rotatably connected to the two ends of one side of the lower end surface of the connecting frame 6 respectively.

[0029] The flow guide and concentration plates 8 are welded to both sides of the connection frame 6 , and the material guide plate 3 is fixed to the upper end surface of the T-shaped connection rod 21 and located below the connection frame 6 .

[0030] The horizontal section of the L-shaped water pipe 10 is located above the feed opening 14 , and is located on one side of the gap between the connecting frame 6 and the guide plate 3 .

[0031] Working principle: By controlling the extension and contraction of the two second electric push rods 13, the inclination of the connecting frame 6 and the screen 7 can be adjusted. By turning on the vibration motor 18, the vibration motor 18 drives the eccentric block to rotate to generate vibration, and the elastic support provided by the spring 19 can transmit the vibration to the screen 7, and the biomass waste is put on the screen 7. With the vibration of the screen 7, effective screening is achieved. Part of the material passes through the screen 7 and falls to the guide plate 3 for discharge, and part of the impurities and soil rolls along the screen 7 to the guide hopper 16. Out, and then realize primary screening. When the screen 7 is blocked, the two first electric push rods 15 are used to push the T-shaped support rod 2 to move to the top of the discharge port 14, so that the horizontal section of the L-shaped water pipe 10 is located in the gap between the connecting frame 6 and the guide plate 3. By opening the solenoid valve 11, the nozzle 9 can spray water from the bottom of the screen 7 to flush the screen 7, avoiding the mesh blockage of the screen 7 causing the screening speed and effect to decrease. After the screen 7 is cleaned, the T-shaped support rod 2 can be reset to continue the screening work.

[0032] The above are only preferred specific implementation methods of the present invention, but the protection scope of the present invention is not limited to them. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention within the technical scope disclosed by the present invention, and they should be covered by the protection scope of the present invention.

Claims

1. A biomass waste screening device comprising a fixed plate (1), characterized in that: A discharge port (14) is provided on one side of the fixed plate (1), a movable component is fixed on the upper end surface of the other side of the fixed plate (1), a vibration component is installed on the movable component, a screening component is connected to the vibration component, and a flushing component is provided on one side of one end of the fixed plate (1) close to the discharge port (14); The flushing assembly comprises a solenoid valve (11) fixed at the end of a fixed plate (1), one end of the solenoid valve (11) is connected to an L-shaped water pipe (10), nozzles (9) are fixed at equal distances on the horizontal section of the L-shaped water pipe (10), and the other end of the solenoid valve (11) is connected to an external water supply pipe through a hose.

2. The biomass waste screening device according to claim 1, characterized in that: The movable assembly comprises two first electric push rods (15) fixed on the upper end surface of the fixed plate (1), and one end of the two first electric push rods (15) is connected to a T-shaped support rod (2).

3. The biomass waste screening device according to claim 2, characterized in that: The vibration assembly comprises two second electric push rods (13) symmetrically mounted on both sides of the upper end surface of the T-shaped support rod (2); a support rod (4) is fixed on the other side of the upper end surface of the T-shaped support rod (2); the upper end of the support rod (4) is connected to a first connecting plate (17); a T-shaped connecting rod (21) is fixed on one side of the upper end surface of the first connecting plate (17); a second connecting plate (20) is slidably sleeved on the T-shaped connecting rod (21); an L-shaped support rod (5) is fixed on the upper end surface of the first connecting plate (17); a spring (19) is sleeved on the portion of the T-shaped connecting rod (21) located below the second connecting plate (20); and a vibration motor (18) is fixed on the upper end surface of the second connecting plate (20).

4. The biomass waste screening device according to claim 3, characterized in that: The screening assembly comprises a connecting frame (6) rotatably connected to one end of the horizontal section of the L-shaped support rod (5), a screen (7) being fixed to the top end of the inner wall of the connecting frame (6), and the upper ends of two second electric push rods (13) being rotatably connected to the two ends of one side of the lower end surface of the connecting frame (6).

5. The biomass waste screening device according to claim 4, characterized in that: Both sides of the connection frame (6) are welded with flow guide concentrating plates (8), and a material guide plate (3) is fixed to the upper end surface of the T-shaped connection rod (21) and located below the connection frame (6).

6. The biomass waste screening device according to claim 5, characterized in that: The horizontal section of the L-shaped water pipe (10) is located above the feed opening (14), and the horizontal section of the L-shaped water pipe (10) is located on one side of the gap between the connecting frame (6) and the guide plate (3).

7. The biomass waste screening device according to claim 6, characterized in that: A guide hopper (16) is fixed at the lower end of the discharge port (14).

8. The biomass waste screening device according to claim 1, characterized in that: Support legs (12) are fixed at the four corners of the lower end surface of the fixing plate (1).

Images