CN114877364A - Uniform feeding device for biomass raw materials - Google Patents

Abstract

The invention discloses a uniform feeding device for biomass raw materials, which comprises a combustion device and a feeding device installed on one side of the combustion device. A device shell is fixedly installed on the upper side of the combustion device, and a device shell is fixedly installed on the upper side of the center of the device shell. The inlet pipe, the upper side of the combustion equipment is equipped with a sub-screen plate, the center of the sub-screen plate is fixedly installed with a fixed base, and a material distribution drum is rotatably connected between the fixed base and the inlet pipe. A number of hot fan blades are evenly installed on the peripheral side of the distributing drum, and a plurality of discharge rectangular tubes are evenly fixed on the peripheral side of the distributing drum on the lower side of the hot fan blades. The lower end of the distributing drum is provided with There are two panels. The invention enables the feeding equipment to evenly pour the biomass fuel into the combustion equipment, so that the biomass fuel is burned more thoroughly and fully, and the combustion effect and quality of the combustion equipment are higher.

Description

A device for uniform feeding of biomass raw materials

technical field

The invention belongs to the technical field of feeding equipment, and particularly relates to a uniform feeding device for biomass raw materials.

Background technique

At present, there are still many problems in the equipment used for biomass boiler fuel combustion on the market, such as uneven fuel feeding, uneven distribution of fuel into the combustion equipment, resulting in the concentration of fuel in a certain part of the combustion equipment, which not only affects the boiler's performance The heating effect will also affect the combustion quality of the fuel. The fuel cannot be fully burned, resulting in waste of fuel and pollution of the air environment. During the feeding period, it is easy to cause blockage of the feeding device and affect the operation of the equipment.

After searching, the Chinese patent technology proposes a uniform feeding device for biomass raw materials CN213894137U3. The patented technology includes a support frame and a second support rod. Although the patented technology can adjust the height of the feeding device, it cannot make the feeding device. The device feeds evenly.

SUMMARY OF THE INVENTION

In order to overcome the above-mentioned deficiencies in the prior art, the purpose of the present invention is to provide a uniform feeding device for biomass raw materials, so that the feeding device can evenly pour the biomass fuel into the combustion equipment, so that the biomass fuel combustion is more thorough and sufficient, The combustion effect and quality of the combustion equipment are higher.

In order to achieve the above object, the technical scheme adopted in the present invention is:

A device for uniform feeding of biomass raw materials, comprising a combustion device 1 and a feeding device 2 installed on one side of the combustion device 1, a device housing 3 is fixedly installed on the upper side of the combustion device 1, and is fixed on the upper side of the center of the device housing 3. A feeding port pipe 4 is installed, a sub-screen mesh plate 8 is installed on the upper side of the combustion equipment 1, and a fixed base 9 is fixedly installed in the center of the sub-screen screen plate 8, and the fixed base 9 and the feeding port pipe 4 are arranged between There is a rotating connection of the material distribution drum 5, the circumference of the material distribution drum 5 is evenly installed with a number of hot fan blades 6, and the lower side of the hot fan blade 6 is provided with a number of uniformly fixed on the circumference of the material distribution drum 5. The discharge rectangular tube 7, the lower end of the material distribution drum 5 is provided with two fan plates 16.

The interior of the device casing 3 is communicated with the interior of the combustion equipment 1 , and a plurality of sieve openings are evenly opened on the sieve mesh plate 8 .

The discharge rectangular pipe 7 communicates with the inside of the material distribution drum 5 , and a circular table 15 is installed inside the material distribution drum 5 , and the inclined surface of the circular table 15 coincides with the lower side surface of the inner channel of the material discharge rectangular pipe 7 .

A movable frame 13 is arranged inside the inlet pipe 4 , and a plurality of dredging frames 14 are evenly installed on the upper side of the movable frame 13 .

A sliding rod 1 12 is fixed on both sides of the inlet pipe 4 , the two sliding rod 1 12 respectively penetrate the left and right sides of the movable frame 13 , and a limit block is fixed at the lower end of the sliding rod 1 12 .

A reciprocating screw rod 11 is fixedly installed in the center of the upper side of the circular platform 15 , and the reciprocating screw rod 11 is threadedly connected with the movable frame 13 .

An L-shaped fixing block 18 is fixedly installed on the fan plate 16 , a polygonal bump 10 located between the two L-shaped fixing blocks 18 is fixed on the upper center of the fixing base 9 , and the lower side of the outer end of the fan plate 16 is evenly fixed. Several cutting blades 17 are mounted.

A chute 19 corresponding to the upper end of the L-shaped fixing block 18 is provided inside the lower end of the material distribution drum 5 . A spring 21 located in the chute 19 is sleeved on the peripheral side.

Beneficial effects of the present invention:

The invention utilizes the upward hot air generated when the combustion equipment is in operation, and the formed power source is used to drive the material distribution drum with several hot fan blades installed on the peripheral side to rotate, and the biomass fuel is poured into the feeding equipment, and then the feed equipment is loaded with the biomass fuel. The fuel is fed to the inside of the device casing above the combustion equipment, the fuel enters the material distribution drum through the inlet pipe, and then cooperates with the round table in the material distribution drum to flow out from the discharge rectangular pipe. Because the hot air in the combustion equipment passes through the sub-screen The plate drives the distribution drum with the hot fan blades installed on the peripheral side to rotate, so that the biomass fuel flowing out of the discharge rectangular tube is evenly scattered on the sub-screen plate, and falls into the combustion equipment through the sub-screen plate for combustion;

In the present invention, when the material distribution drum rotates, the reciprocating screw rod connected to the upper side of the inner round table is in a threaded connection relationship with the movable frame that slides in the feeding port tube, and the rotating reciprocating screw rod makes the movable frame slide up and down in the feeding port tube. , and the dredging frame installed at the four corners of the upper side of the movable frame dredges the blocked feed inlet pipe to keep the conveying pipe mouth unobstructed and the equipment continues to work normally;

The blade on one side of the fan plate of the invention cooperates with the blade on the other side of the fan plate to chop the large pieces of biomass fuel remaining on the sieve plate, so that the fuel enters the combustion equipment through the sieve plate, The chopped small biomass fuel is easier to burn, avoids the blockage of the screen plate, improves the feeding efficiency of the equipment, and indirectly improves the combustion quality and efficiency of the equipment.

Description of drawings

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram 1 of the connection structure of the combustion equipment of the present invention.

FIG. 3 is a second schematic diagram of the connection structure of the combustion equipment of the present invention.

Figure 4 is a schematic diagram 1 of the connection structure of the material distribution drum of the present invention.

Figure 5 is a second schematic diagram of the connection structure of the material distribution drum of the present invention.

Figure 6 is a schematic diagram 3 of the connection structure of the material distribution drum of the present invention.

In the picture: 1. Combustion equipment; 2. Feeding equipment; 3. Device shell; 4. Feed inlet pipe; 5. Material distribution drum; 6. Hot fan blade; Stencil; 9. Fixed base; 10. Multi-sided bump; 11. Reciprocating screw; 12. Slide one; 13. Movable frame; 14. Dredge frame; 15. Round table; 16. Fan plate; 17. Cutting blade; 18, L-shaped fixed block; 19, chute; 20, slide bar two; 21, spring.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings.

1-6, a biomass raw material uniform feeding device includes a combustion device 1 and a feeding device 2, the feeding device 2 is installed on one side of the combustion device 1, and a device casing 3 is fixedly installed on the upper side of the combustion device 1. , a feeding port pipe 4 is fixedly installed on the upper side of the center of the device shell 3, and a sub-screen plate 8 located in the device shell 3 is installed on the upper side of the combustion equipment 1. The inside of the device shell 3 is communicated with the interior of the combustion device 1, and the sub-screen The plate 8 is evenly provided with a number of sub-screens. By using the uniform feeding device for biomass raw materials, the feeding device 2 can evenly pour the biomass fuel into the combustion device 1, so that the biomass fuel is burned more thoroughly and fully. The combustion effect and quality of equipment 1 are higher;

Further, a fixed base 9 is fixedly installed in the center of the dividing screen plate 8, and a rotating connection drum 5 is provided between the fixed base 9 and the feeding port pipe 4, and several Hot fan blades 6, this device uses the combustion equipment 1 to generate upward hot air, and the formed power source is used to drive the distribution drum 5 with a number of hot fan blades 6 installed on the peripheral side to rotate, and the biomass fuel is poured into the feeding equipment. 2, and then feed from the feeding equipment 2 to the inside of the device casing 3 above the combustion equipment 1;

Further, the lower side of the hot fan blade 6 is provided with a number of discharge rectangular tubes 7 that are evenly fixed on the peripheral side of the material distribution drum 5. 5. A round table 15 is installed inside, the inclined surface of round table 15 coincides with the lower side of the inner channel of discharge rectangular pipe 7, the fuel enters into the material distribution drum 5 through the feeding port pipe 4, and then matches the round table 15 in the material distribution drum 5, from Outflow from the discharge rectangular pipe 7, because the hot air in the combustion equipment 1 drives the distribution drum 5 with the hot fan blade 6 installed on the peripheral side to rotate through the screen plate 8, so that the biomass fuel flowing out from the discharge rectangular pipe 7 is evenly scattered. On the sub-sieve screen plate 8, and fall into the combustion equipment 1 through the sub-screen screen plate 8 for combustion;

Furthermore, a movable frame 13 is arranged inside the inlet pipe 4, a plurality of dredging frames 14 are evenly installed on the upper side of the movable frame 13, a sliding rod 12 is fixed on both sides of the inner side of the feeding inlet pipe 4, and two sliding rods are one. 12 respectively penetrates the left and right sides of the movable frame 13, and the lower end of the sliding rod 12 is fixed with a limit block, the center of the upper side of the round table 15 is fixedly installed with a reciprocating screw rod 11, and the reciprocating screw rod 11 and the movable frame 13 are threadedly connected to the material distribution drum 5. When rotating between the inlet pipe 4 and the fixed base 9, when the biomass fuel inside the distributing drum 5 enters the inlet pipe 4, material blockage may occur, causing the inlet pipe to be unable to be dredged and affecting the equipment performance. In normal operation, when the distributing drum 5 is rotating, the reciprocating screw rod 11 connected to the upper side of the inner round table 15 is in a threaded connection relationship with the movable frame 13 sliding in the feeding port pipe 4. The rotating reciprocating screw rod 11 makes the movement The rack 13 slides up and down in the inlet pipe 4, and the dredging rack 14 installed at the four corners of the upper side of the movable rack 13 dredges the blocked inlet pipe 4 to keep the conveying pipe mouth unobstructed, and the equipment continues to work normally;

Furthermore, two fan plates 16 are arranged at the lower end of the material distribution drum 5, an L-shaped fixing block 18 is fixedly installed on the fan plate 16, and a polygon between the two L-shaped fixing blocks 18 is fixed on the upper side of the center of the fixed base 9. The convex block 10, and the lower side of the outer end of the fan plate 16 is evenly fixed with a number of cutting blades 17, the lower end of the material distribution drum 5 is provided with a chute 19 corresponding to the upper end of the L-shaped fixing block 18, and the chute 19 is provided with a through hole 19. The second sliding rod 20 of the L-shaped fixing block 18, and the second sliding rod 20 is sleeved with a spring 21 located in the sliding groove 19 on the circumferential side. When the material distribution drum 5 rotates, the two fan plates 16 arranged on the lower side thereof follow Rotation helps the biomass fuel remaining on the screen plate 8 to fall into the combustion equipment 1, and when the lower fan plate 16 rotates with the distribution drum 5, the polygonal bump 10 between the two L-shaped fixed blocks 18 Intermittent pressure is formed on the connected fan plates 16. When touching the convex part of the polygonal bump 10, the two fan plates 16 move to the two outer sides respectively. When the polygonal bump 10 rotates and the recess contacts the fan plate 16, it is The elastic force of the spring 21 in the chute 19 makes the two outward-moving fan plates 16 return to their original positions, and in this way, the relative movement is reciprocated rapidly. The blade on 16 cooperates with the blade on the other side of the fan plate 16 to chop the large pieces of biomass fuel remaining on the sub-screen plate 8, so that the fuel enters the combustion equipment 1 through the sub-screen plate 8, and cuts. The broken small pieces of biomass fuel are easier to burn, and the clogging of the screen plate 8 is avoided.

The concrete working principle of the present invention is as follows:

By using the biomass raw material uniform feeding device, the feeding device 2 can evenly pour the biomass fuel into the combustion device 1, so that the biomass fuel combustion is more thorough and sufficient, and the combustion effect and quality of the combustion device 1 are higher;

The device utilizes the upward hot air generated by the combustion equipment 1 when working, and the formed power source is used to drive the distribution drum 5 with several hot fan blades 6 installed on the peripheral side to rotate, and the biomass fuel is poured into the feeding equipment 2, and then the The feeding equipment 2 feeds the material to the inside of the device casing 3 above the combustion equipment 1, and the fuel enters the material distribution drum 5 through the feed inlet pipe 4, and then cooperates with the round table 15 in the material distribution drum 5. Since the hot air in the combustion equipment 1 drives the distribution drum 5 with the hot fan blades 6 installed on the peripheral side to rotate through the sub-screen plate 8, the biomass fuel flowing out from the discharge rectangular tube 7 is evenly scattered on the sub-screen plate. 8, and fall into the combustion equipment 1 through the sieve plate 8 for combustion;

When the material distribution drum 5 rotates between the feed inlet pipe 4 and the fixed base 9, when the biomass fuel inside the material distribution drum 5 enters the feed inlet pipe 4, material blockage may occur, resulting in the failure of the inlet pipe to be dredged. , which affects the normal operation of the equipment. When the distribution drum 5 rotates, the reciprocating screw rod 11 connected to the upper side of the inner circular table 15 and the movable frame 13 sliding in the inlet pipe 4 have a threaded connection relationship. The rod 11 makes the movable frame 13 slide up and down in the feeding port pipe 4, and the dredging frame 14 installed on the four corners of the upper side of the movable frame 13 dredges the blocked feeding port pipe 4 to keep the conveying pipe mouth unobstructed, and the equipment continues to operate. normal work;

When the distribution drum 5 rotates, the two fan plates 16 arranged on the lower side thereof rotate along with it, which helps the biomass fuel remaining on the screen plate 8 to fall into the combustion equipment 1, and the fan plate 16 on the lower side follows the separation. When the material drum 5 rotates, the polygonal bumps 10 between the two L-shaped fixed blocks 18 form intermittent pressing against the connected fan plates 16. When the two outer sides move, when the polygonal bump 10 rotates and the recess contacts the fan plate 16, it is acted by the elastic force of the spring 21 in the chute 19, so that the two outwardly moved fan plates 16 return to the original position, and the relative movement is reciprocating and fast. , the cutting blade 17 installed on the lower side of the fan plate 16 is also moving along with it. The fuel is chopped, so that the fuel enters the combustion equipment 1 through the sub-screen plate 8, and the chopped small pieces of biomass fuel are easier to burn, which avoids the blockage of the sub-screen plate 8, improves the feeding efficiency of the equipment, and indirectly improves the The combustion quality and efficiency of the equipment.

Claims (8)

1. A device for uniform feeding of biomass raw materials, characterized in that it comprises a combustion device (1) and a feeding device (2) installed on one side of the combustion device (1), and the upper side of the combustion device (1) is fixed A device casing (3) is installed, a feeding port pipe (4) is fixedly installed on the upper side of the center of the device casing (3), and a sub-screen plate (8) is installed on the upper side of the combustion equipment (1). A fixed base (9) is fixedly installed in the center of the screen plate (8), and a material distribution drum (5) is rotatably connected between the fixed base (9) and the feeding port pipe (4). (5) A plurality of hot fan blades (6) are evenly installed on the peripheral side, and a plurality of discharge rectangular tubes (7) uniformly fixed on the peripheral side of the material distribution drum (5) are arranged on the lower side of the hot fan blades (6). and two fan plates (16) are arranged at the lower end of the material distribution drum (5). 2. A device for uniform feeding of biomass raw materials according to claim 1, characterized in that the inside of the device casing (3) is communicated with the inside of the combustion equipment (1), and the screen plate (8) A number of sub-sieves are evenly opened on the top. 3. A kind of biomass raw material uniform feeding device according to claim 1, it is characterized in that, described discharge pipe (7) is communicated with the inside of material distribution drum (5), and described material distribution drum ( 5) A round table (15) is installed inside, and the inclined surface of the round table (15) coincides with the lower side surface of the inner channel of the discharge rectangular pipe (7). 4. A device for uniform feeding of biomass raw materials according to claim 1, characterized in that, a reciprocating screw rod (11) is fixedly installed in the center of the upper side of the circular platform (15), and the reciprocating screw rod (11) is connected with the movable screw rod (11). The frame (13) is screwed. 5 . The device for uniform feeding of biomass raw materials according to claim 1 , wherein a movable frame ( 13 ) is arranged inside the feeding port pipe ( 4 ), and an upper side of the movable frame ( 13 ) is arranged on the inside. 6 . Several dredging racks (14) are evenly installed. 6. A kind of biomass raw material uniform feeding device according to claim 1, it is characterized in that, sliding rod one (12) is fixed on both inner sides of described feeding port pipe (4), and two sliding rods one (12) are fixed. 12) The left and right sides of the movable frame (13) are respectively penetrated, and the lower end of the first sliding rod (12) is fixed with a limiting block. 7. A device for uniform feeding of biomass raw materials according to claim 1, wherein an L-shaped fixing block (18) is fixedly installed on the fan plate (16), and the center of the fixing base (9) is A polygonal projection (10) located between two L-shaped fixing blocks (18) is fixed on the upper side, and a plurality of cutting blades (17) are evenly fixed and installed on the lower side of the outer end of the fan plate (16). 8 . The device for uniform feeding of biomass raw materials according to claim 1 , wherein a chute ( 19 ) corresponding to the upper end of the L-shaped fixing block ( 18 ) is provided inside the lower end of the material distributing drum ( 5 ). 9 . ), the sliding slot (19) is provided with a sliding rod two (20) that penetrates the L-shaped fixing block (18), and the peripheral side of the sliding rod two (20) is provided with a sliding rod located in the sliding slot (19). Spring (21).

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