Straw granulator for biomass power generation

Abstract

The utility model relates to the technical field of biomass power generation, in particular to a straw granulator for biomass power generation, which comprises a box body, the box body is provided with a feed port, and materials can enter the box body from the feed port; a supporting mechanism is installed at the bottom of the box body and used for supporting the whole mechanism. A primary screening mechanism is mounted in the box body; a grinding mechanism is mounted in the box body; an extrusion mechanism is mounted in the box body; a secondary screening mechanism is mounted in the box body; a waste box is mounted in the box body; according to the vibrating mechanism, the screening plate can be vibrated through the vibrator, straw which is not granulated is vibrated down from holes of the screening plate, the purpose of secondary screening is achieved, manual screening is not needed, and manpower is greatly saved.

Description

Technical Field

[0001] The utility model relates to the technical field of biomass power generation, in particular to a straw granulator for biomass power generation. Background Art

[0002] Biomass refers to the general term for all biological organisms formed through photosynthesis, including plants, animals and microorganisms. Biomass is the energy form of solar energy stored in biomass in the form of chemical energy. It is the fourth largest energy source after coal, oil and natural gas. Biomass energy has the characteristics of renewability, low pollution, wide distribution and abundant resources. Biomass includes all plants, microorganisms, animals that feed on plants and microorganisms and their waste products. Representative biomass includes crops, crop waste, wood, wood waste and animal manure. Narrow concept: Biomass mainly refers to materials such as straw, trees and other wood cellulose in the process of agricultural and forestry production, except for grain and fruit, waste materials from agricultural and forestry processing industry, agricultural and forestry wastes, and livestock manure and waste in the process of animal husbandry production.

[0003] A Chinese patent discloses a straw pelletizer for biomass power generation (authorization announcement number CN 212791342 U). The patented technology can guide the crushed straw through the guide plate and spring, and at the same time, the spring can cause the guide plate to collide with the collection bucket, thereby accelerating the feeding speed of the straw, so as to improve the working efficiency of the pelletizer. At the same time, the debris adhering to the surface of the collection bucket can be processed through the collision; however, if the material input into the mechanism contains hard objects such as iron blocks and stones, it will cause wear on the surface of the pressing and crushing mechanism, affecting the working efficiency and service life.

[0004] Therefore, those skilled in the art provide a straw pelletizer for biomass power generation to solve the problems raised in the above background technology. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a straw pelletizer for biomass power generation, comprising a box body, the box body is equipped with a feed port; a supporting mechanism is installed at the bottom of the box body; a primary screening mechanism is installed inside the box body; a crushing mechanism is installed inside the box body; an extrusion mechanism is installed inside the box body; a secondary screening mechanism is installed inside the box body; and a waste box is installed inside the box body.

[0006] Preferably, the supporting mechanism comprises supporting feet, and there are four supporting feet, which are respectively installed around the bottom of the box; anti-skid pads are installed at the bottom of the four supporting feet, and the number of the anti-skid pads is consistent with the number of the supporting feet.

[0007] Preferably: a feed port is installed on the top left side of the box body, a primary screening mechanism is installed on the lower side of the feed port, including a plurality of rollers, mounting plates are installed on the front and rear sides of the rollers, the left and right ends of the mounting plates are fixedly installed inside the box body, a sliding plate 1 is installed on the lower side of the roller, a waste port is installed on the left side of the sliding plate 1, and a protective door 2 is installed on the waste port.

[0008] Preferably, the crushing mechanism comprises a crushing roller, a second sliding plate is installed at the lower side of the crushing roller, and a second feeding port is installed at the left side of the second sliding plate.

[0009] Preferably, the extrusion mechanism comprises a top plate, which is mounted on the lower side of the sliding plate 1, a hydraulic rod is mounted on the lower side of the top plate, a pressing plate is mounted on the bottom end of the hydraulic rod, and a particle board is mounted on the lower side of the pressing plate.

[0010] Preferably: the secondary screening mechanism comprises a third feed port and a screening plate, wherein the screening plate passes through the third feed port; a vibrator is installed on the lower middle side of the screening plate, and a mounting hole is installed on the bottom of the vibrator, wherein the mounting hole can fix the vibrator to the bottom of the screening plate.

[0011] Preferably: sliders are installed on the left and right sides of the screening plate, and a spring is installed at the bottom of the slider; the slide groove is installed on the left and right inner walls of the box body, and the position corresponds to the slider; the bottom of the spring is connected to the bottom inner wall of the slide groove; a discharge port is opened on the lower right side of the box body; a protective door is installed on the discharge port.

[0012] Preferably: a waste box is installed at the lower side of the secondary screening mechanism, and a handle is installed at the front side of the waste box; a baffle door is installed at the front side of the box body, and a handle is installed at the front side of the baffle door.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model provides a straw pelletizer for biomass power generation, including the primary screening mechanism, which can prevent stones from leaking from the gap of the roller when the straw passes through the roller and rolling, and fall on the sliding plate, and then slide out of the box from the top, so as to avoid damage to the crushing mechanism by some stones and increase the service life.

[0015] 2. The waste box 26 of the utility model is mainly used to collect the unformed materials after the second screening. After taking them out, they can be put back into the feed port 6 for re-forming, so as to achieve the purpose of saving materials and preventing waste.

[0016] 3. The vibration mechanism of the utility model can vibrate the screening plate through a vibrator, so that the straw that is not granulated can be vibrated down from the holes of the screening plate, thereby achieving the purpose of secondary screening without manual screening, which greatly saves manpower. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a straw pelletizer for biomass power generation provided in an embodiment of the present application;

[0018] Figure 2 The invention provides a straw pelletizing machine for biomass power generation provided in the embodiment of the present invention, wherein the stopper door and the supporting mechanism are removed. Figure 1 ;

[0019] Figure 3 The invention provides a straw pelletizing machine for biomass power generation provided in the embodiment of the present invention, wherein the stopper door and the supporting mechanism are removed. Figure 2 ;

[0020] Figure 4 The invention provides a straw pelletizing machine for biomass power generation provided in the embodiment of the present invention, wherein the stopper door and the supporting mechanism are removed. Figure 3 ;

[0021] Figure 5 It is a front view of the overall structure of a straw pelletizer for biomass power generation provided in an embodiment of the present application after removing the baffle door;

[0022] Figure 6 The present invention provides a straw pelletizing machine for biomass power generation. Figure 5 A is an enlarged structural diagram of FIG.

[0023] In the figure: 1. Box body 1; 2. Support feet; 3. Anti-skid pad; 4. Door stop; 5. Handle; 6. Feed inlet; 7. Protective door 1; 9. Baffle; 10. Discharge outlet; 11. Waste outlet; 111. Protective door 2; 12. Roller; 121. Mounting plate; 13. Slide plate 1; 14. Feeding port 1; 15. Crushing roller; 16. Slide plate 2; 17. Feeding port 2; 18. Top plate; 19. Hydraulic rod; 20. Pressing plate; 21. Particle board; 22. Screening plate; 23. Sliding block; 24. Spring; 25. Vibrator; 26. Waste box; 27. Handle; 28. Feeding port 3; 29. ​​Slide; 30. Mounting hole. DETAILED DESCRIPTION

[0024] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes. Example

[0025] See also Figure 1 to Figure 6 In this embodiment, a straw pelletizer for biomass power generation is provided, including a box body 1, the box body 1 is equipped with a feed port 6, and materials can enter the box body 1 from the feed port 6 to facilitate processing; a support mechanism is installed at the bottom of the box body 1 to support the entire mechanism; a primary screening mechanism is installed inside the box body 1 to screen the straw and screen out the stones wrapped in the straw; a crushing mechanism is installed inside the box body 1 to crush the straw to facilitate subsequent granulation; an extrusion mechanism is installed inside the box body 1, and the extrusion mechanism includes an electric hydraulic rod 19 and a particle board 21, which is mainly used to actively extrude and shape the material after it enters the box body 1; a secondary screening mechanism is installed inside the box body 1, which can perform secondary screening on the formed straw; a waste box 26 is installed inside the box body 1 to collect the residue screened by the secondary screening mechanism;

[0026] The support mechanism includes support legs 2, and there are four support legs 2, which are respectively installed around the bottom of the box body 1; anti-skid pads 3 are installed at the bottom of the four support legs 2, and the number of the anti-skid pads 3 is the same as the number of the support legs 2; the support mechanism can support the entire box body 1 to prevent it from being close to the ground, so as to facilitate cleaning of the bottom surface of the bottom of the box body 1;

[0027] A feed port 6 is installed on the top left side of the box body 1, and a primary screening mechanism is installed on the lower side of the feed port 6, including several rollers 12, and mounting plates 121 are installed on the front and rear sides of the roller 12, and the left and right ends of the mounting plate 121 are fixedly installed in the box body 1, and the mounting plate 121 can install the roller 12 on the lower side of the feed port 6, and a sliding plate 13 is installed on the lower side of the roller 12, and a waste port 11 is installed on the left side of the sliding plate 13, and a protective door 111 is installed on the waste port 11; the primary screening mechanism can prevent stones from leaking from the gap of the roller 12 and falling on the sliding plate 13 when the straw is rolling through the roller 12, and then slide out of the box body 1 from above, so as to avoid damage to the crushing mechanism by some stones and increase the service life; a feeding port 14 is installed on the right side of the roller 12 to facilitate the straw to be fed into the crushing mechanism after the straw passes through the roller 12;

[0028] The crushing mechanism includes a crushing roller 15. When the crushing roller 15 needs to work, the motor is started to rotate the crushing roller 15, and the gear teeth on the crushing roller 15 can squeeze and crush the straw; a sliding plate 16 is installed at the lower side of the crushing roller 15, and a feeding port 17 is installed on the left side of the sliding plate 16 to allow the straw to pass through; the straw crushed by the crushing roller 15 can enter the squeezing mechanism through the sliding plate 16 to complete the squeezing task;

[0029] The squeezing mechanism includes a top plate 18, which is installed on the lower side of the sliding plate 13, and a hydraulic rod 19 is installed on the lower side of the top plate 18, and a pressing plate 20 is installed on the bottom end of the hydraulic rod 19, and a particle board 21 is installed on the lower side of the pressing plate 20; after the straw comes in from the feeding port 2 17, the hydraulic rod 19 drives the pressing plate 20 to move downward to squeeze the straw, so that the straw falls from the holes on the particle board 21 to the secondary screening mechanism, and a baffle 9 is also installed on the right side of the pressing plate 20 to block the entry of the straw when the hydraulic rod 19 is working;

[0030] The secondary screening mechanism includes a feed port 3 28 and a screening plate 22, wherein the screening plate 22 passes through the feed port 3 28, and the straw particles pass through the feed port 3 28; a vibrator 25 is installed on the lower middle side of the screening plate 22, and a mounting hole 30 is installed at the bottom of the vibrator 25, and the mounting hole 30 can fix the vibrator 25 at the bottom of the screening plate 22, so as to facilitate vibration when the straw particles pass through; sliders 23 are installed on the left and right sides of the screening plate 22, and springs 24 are installed at the bottom of the sliders 23; the left and right sliders 23 both move up and down in the slide grooves 29; the slide grooves 29 are installed on the left and right inner walls of the box body 1, and are located opposite to the sliders 23 The bottom of the spring 24 is connected to the bottom inner wall of the chute 29, which can prevent the screening plate 22 from being separated from the box body 1 when it vibrates under the action of the vibrator 25; the vibration mechanism can vibrate the screening plate 22 through the vibrator 25, so that the straw that is not granulated can be vibrated down from the holes of the screening plate 22, so as to achieve the purpose of secondary screening, without manual screening, which greatly saves manpower; a discharge port 10 is opened at the lower right side of the box body 1, and the discharge port 10 can make the granulated straw go out from the discharge port 10; a protective door 7 is installed on the discharge port 10; the protective door 7 can play a certain protective role on the discharge port 10;

[0031] A waste box 26 is installed at the lower side of the secondary screening mechanism, and a handle 27 is installed at the front side of the waste box 26; the handle 27 can pull the waste box 26 out of the box body 1; the waste box 26 is mainly used to collect the unformed materials after the secondary screening, and after taking them out, they can be put back into the feed port 6 for re-forming, so as to achieve the purpose of saving materials and preventing waste;

[0032] A baffle 4 is installed on the front side of the box body 1, and a handle 5 is installed on the front side of the baffle 4. The baffle 4 can protect the internal mechanism of the straw pelletizer for biomass power generation, and can also facilitate the maintenance of the internal damaged mechanism.

[0033] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. A straw pelletizing machine for biomass power generation, characterized in that: The box body (1) comprises a box body (1), wherein the box body (1) is provided with a feed port (6); a support mechanism is provided at the bottom of the box body (1); a primary screening mechanism is provided inside the box body (1); a crushing mechanism is provided inside the box body (1); an extrusion mechanism is provided inside the box body (1); a secondary screening mechanism is provided inside the box body (1); and a waste box (26) is provided inside the box body (1).

2. A straw pelletizing machine for biomass power generation according to claim 1, characterized in that: The support mechanism comprises support legs (2), and there are four support legs (2), which are respectively installed around the bottom of the box body (1); anti-skid pads (3) are installed at the bottom of the four support legs (2), and the number of the anti-skid pads (3) is the same as the number of the support legs (2).

3. A straw pelletizing machine for biomass power generation according to claim 2, characterized in that: A feed port (6) is installed at the top left side of the box body (1), and a primary screening mechanism is installed at the lower side of the feed port (6), comprising a plurality of rollers (12), mounting plates (121) are installed at the front and rear sides of the rollers (12), and the left and right ends of the mounting plates (121) are fixedly installed inside the box body (1), a sliding plate (13) is installed at the lower side of the roller (12), a waste port (11) is installed at the left side of the sliding plate (13), and a protective door (111) is installed on the waste port (11).

4. A straw pelletizing machine for biomass power generation according to claim 3, characterized in that: The crushing mechanism comprises a crushing roller (15), a second sliding plate (16) is mounted on the lower side of the crushing roller (15), and a second feeding port (17) is mounted on the left side of the second sliding plate (16).

5. The straw pelletizing machine for biomass power generation according to claim 4, characterized in that: The extrusion mechanism comprises a top plate (18), wherein the top plate (18) is mounted on the lower side of a slide plate (13), a hydraulic rod (19) is mounted on the lower side of the top plate (18), a pressing plate (20) is mounted at the bottom end of the hydraulic rod (19), and a particle board (21) is mounted on the lower side of the pressing plate (20).

6. The straw pelletizing machine for biomass power generation according to claim 5, characterized in that: The secondary screening mechanism comprises a third feeding port (28) and a screening plate (22), wherein the screening plate (22) passes through the third feeding port (28); a vibrator (25) is installed on the lower side of the middle part of the screening plate (22), and a mounting hole (30) is installed on the bottom of the vibrator (25), wherein the mounting hole (30) can fix the vibrator (25) to the bottom of the screening plate (22).

7. The straw pelletizing machine for biomass power generation according to claim 6, characterized in that: Slide blocks (23) are installed on both left and right sides of the screening plate (22), and a spring (24) is installed at the bottom of the slide block (23); a slide groove (29) is installed on the left and right inner walls of the box body (1), and the position corresponds to the slide block (23); the bottom of the spring (24) is connected to the bottom inner wall of the slide groove (29); a discharge port (10) is opened at the lower right side of the box body (1); and a protective door (7) is installed on the discharge port (10).

8. The straw pelletizing machine for biomass power generation according to claim 7, characterized in that: A waste box (26) is installed on the lower side of the secondary screening mechanism, and a handle (27) is installed on the front side of the waste box (26); a blocking door (4) is installed on the front side of the box body (1), and a handle (5) is installed on the front side of the blocking door (4).

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