Stock bin of biomass combustion furnace

Abstract

The utility model relates to the technical field of stock bins, in particular to a stock bin of a biomass combustion furnace, which comprises the biomass combustion furnace and vertical plates, the upper surface of the biomass combustion furnace is fixedly connected with the two vertical plates, a knocking mechanism is arranged between the two vertical plates, the stock bin is fixedly connected between the two vertical plates, the lower part of the stock bin is fixedly connected with a blanking hopper, and the lower part of the blanking hopper is fixedly connected with a feeding hopper. And a quantifying mechanism is arranged in the discharging hopper, a charging barrel is fixedly connected between the two vertical plates, and a third motor is fixedly connected to the outer wall of the charging barrel. A first motor drives a worm to rotate, the worm drives a worm wheel to rotate, the worm wheel drives a rotating rod to rotate, the rotating rod drives a connecting rod to rotate, the connecting rod drives an arc-shaped plate to rotate, the arc-shaped plate blocks the feeding end, biomass combustion materials in a discharging hopper enter a charging barrel through the discharging end and a feeding hopper, and a third motor drives an auger to rotate. And the auger conveys the biomass combustion material in the charging barrel rightwards, and the biomass combustion material enters the biomass combustion furnace through the discharging pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of silos, in particular to a silo of a biomass combustion furnace. Background Art

[0002] The biomass combustion furnace uses biomass molded fuel, that is, biomass pellets as fuel. Biomass pellets are made from agricultural and forestry waste such as sawdust, straw, rice husks, bark, etc., which are solidified into high-density pellet fuel through processing.

[0003] For example, a biomass combustion furnace silo with patent number CN214891312U includes a silo body and a first feeding screw installed at the lower end of the silo body, the output end of the first feeding screw is connected to the second feeding screw, the second feeding screw is located below the first feeding screw and the conveying direction is perpendicular to the first feeding screw; the fuel in the silo body is sequentially delivered to the furnace body of the biomass combustion furnace through the first feeding screw and the second feeding screw. The above document still has shortcomings. When in use, the lower end of the silo body is funnel-shaped, and a discharge port is provided at the bottom of the silo body. The discharge port deviates from the vertical center line of the silo body and is close to a side. The discharge port is located on the side of the silo body away from the combustion box of the combustion furnace. The silo structure is simple and can control the feeding amount of biomass particles. However, the above document uses an auger to control the amount of biomass combustion material, and the control effect of the amount of biomass combustion material is poor. At the same time, when the biomass combustion material in the silo is discharged, the inside of the silo is prone to blockage, which in turn affects the discharge of the biomass combustion material in the silo. Utility Model Content

[0004] The utility model aims to solve the problem of poor control effect on the amount of biomass combustion materials, and proposes a material bin for a biomass combustion furnace.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A silo for a biomass combustion furnace is designed, comprising a biomass combustion furnace and a vertical plate, wherein two vertical plates are fixedly connected to the upper surface of the biomass combustion furnace, a knocking mechanism is arranged between the two vertical plates, a silo is fixedly connected between the two vertical plates, a lower hopper is fixedly connected below the silo, a quantitative mechanism is arranged inside the lower hopper, a barrel is fixedly connected between the two vertical plates, and a third motor is fixedly connected to the outer wall of the barrel.

[0007] Preferably, the quantitative mechanism includes a first motor, which is fixed to the surface of the lower hopper, and the output shaft of the first motor is fixed with a worm, and the outer walls at both ends of the worm are rotatably connected to the lower hopper through bearings, and the worm is meshingly connected to a worm wheel, and the worm wheel is fixed to the end of a rotating rod, and the outer walls at both ends of the rotating rod are rotatably connected to the lower hopper through bearings, and the outer wall of the rotating rod is fixed with a connecting rod, and the end of the connecting rod is fixed with an arc plate, and the outer wall of the arc plate is slidably connected to the lower hopper.

[0008] Preferably, the knocking mechanism includes a second motor, the second motor is fixed to the surface of the vertical plate, the output shaft of the second motor is fixed with a cam, the outer wall of the cam is fitted with a wedge block, the wedge block is fixed to the outer wall of the support rod, the lower end of the support rod is rotatably connected to the vertical plate through a pin shaft, and the outer wall of the support rod is fixed with a knocking block.

[0009] Preferably, the output shaft of the third motor is fixedly connected with an auger, and the outer walls at both ends of the auger are rotatably connected to the barrel through bearings.

[0010] Preferably, a feed hopper is provided above the barrel, and the barrel is connected to the biomass combustion furnace through a feed pipe.

[0011] Preferably, the lower hopper is connected to the silo through a feed end, and a discharge end is provided below the lower hopper.

[0012] The utility model proposes a silo for a biomass combustion furnace, which has the beneficial effects of: through the cooperation between the first motor, the worm, the worm wheel, the rotating rod, the connecting rod and the arc plate, the first motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the rotating rod to rotate, the rotating rod drives the connecting rod to rotate, the connecting rod drives the arc plate to rotate, the arc plate blocks the feed end, the biomass combustion material in the lower hopper enters the interior of the barrel through the discharge end and the feed hopper, the third motor drives the auger to rotate, the auger transports the biomass combustion material in the barrel to the right, the biomass combustion material enters the interior of the biomass combustion furnace through the lower feeding pipe, the volume in the lower hopper is fixed, and the quantity control effect of the biomass combustion material is better.

[0013] Through the cooperation between the second motor, cam, wedge block, support rod and knocking block, the second motor drives the cam to rotate, the cam drives the wedge block to move, the wedge block drives the support rod to move, the support rod drives the knocking block to move, the support rod swings back and forth when the cam rotates, and the knocking block knocks on the silo, causing the silo itself to vibrate, and the interior of the silo is not easily blocked, which will not affect the discharge of biomass combustion materials in the silo. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a structural sectional view of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the connection between the cam, the wedge block and the support rod in the utility model;

[0017] Figure 4 It is a structural schematic diagram of the connection between the transfer rod, the connecting rod and the arc plate in the utility model;

[0018] Figure 5 It is a structural schematic diagram of the connection between the first motor, the worm and the worm wheel in the utility model;

[0019] Figure 6 It is a structural schematic diagram of the connection between the third motor, the auger and the feed hopper in the utility model.

[0020] In the figure: 1. biomass combustion furnace, 2. vertical plate, 3. quantitative mechanism, 301. first motor, 302. worm, 303. worm wheel, 304. rotating rod, 305. connecting rod, 306. arc plate, 4. knocking mechanism, 401. second motor, 402. cam, 403. wedge block, 404. support rod, 405. knocking block, 4a1. sliding rod, 4a2. sleeve, 4a3, spring, 5. silo, 6. lower hopper, 7. barrel, 8. third motor, 9. auger, 10. feed hopper, 11. lower tube, 12. feed end, 13. discharge end. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings:

[0022] Embodiment 1:

[0023] See attached Figure 1-6 : In this embodiment, a silo of a biomass combustion furnace includes a biomass combustion furnace 1 and a vertical plate 2. Two vertical plates 2 are fixedly connected to the upper surface of the biomass combustion furnace 1. A knocking mechanism 4 is arranged between the two vertical plates 2. The knocking mechanism 4 prevents the inside of the silo 5 from being blocked. A silo 5 is fixedly connected between the two vertical plates 2. A lower hopper 6 is fixedly connected below the silo 5. A quantitative mechanism 3 is arranged inside the lower hopper 6. The quantitative mechanism 3 realizes quantitative discharge of biomass combustion materials.

[0024] A barrel 7 is fixedly connected between the two vertical plates 2, a third motor 8 is fixedly connected to the outer wall of the barrel 7, an auger 9 is fixedly connected to the output shaft of the third motor 8, the third motor 8 drives the auger 9 to rotate, the outer walls of both ends of the auger 9 are rotatably connected to the barrel 7 through bearings, a feed hopper 10 is arranged above the barrel 7, the barrel 7 is connected to the biomass combustion furnace 1 through a discharge pipe 11, the lower hopper 6 is connected to the silo 5 through a feed end 12, and a discharge end 13 is arranged below the lower hopper 6.

[0025] The quantitative mechanism 3 includes a first motor 301, a worm 302, a worm wheel 303, a rotating rod 304, a connecting rod 305 and an arc plate 306. The first motor 301 is fixedly connected to the surface of the lower hopper 6. The output shaft of the first motor 301 is fixedly connected to the worm 302. The first motor 301 drives the worm 302 to rotate. The outer walls of both ends of the worm 302 are rotatably connected to the lower hopper 6 through bearings. The worm 302 is meshed and connected with the worm wheel 303. The worm 302 drives the worm wheel 303 to rotate.

[0026] The worm gear 303 is fixedly connected to the end of the rotating rod 304, and the worm gear 303 drives the rotating rod 304 to rotate. The outer walls of both ends of the rotating rod 304 are rotatably connected to the lower hopper 6 through bearings. The outer wall of the rotating rod 304 is fixedly connected to a connecting rod 305, and the rotating rod 304 drives the connecting rod 305 to rotate. The end of the connecting rod 305 is fixedly connected to an arc plate 306, and the connecting rod 305 drives the arc plate 306 to rotate. The outer wall of the arc plate 306 is slidably connected to the lower hopper 6;

[0027] The first motor 301 drives the worm 302 to rotate, the worm 302 drives the worm wheel 303 to rotate, the worm wheel 303 drives the rotating rod 304 to rotate, the rotating rod 304 drives the connecting rod 305 to rotate, the connecting rod 305 drives the arc plate 306 to rotate, the arc plate 306 blocks the feed end 12, the biomass combustion material in the lower hopper 6 enters the interior of the barrel 7 through the discharge end 13 and the feed hopper 10, the third motor 8 drives the auger 9 to rotate, the auger 9 transports the biomass combustion material in the barrel 7 to the right, the biomass combustion material enters the interior of the biomass combustion furnace 1 through the lower feeding pipe 11, the volume in the lower hopper 6 is fixed, and the quantity control effect of the biomass combustion material is better.

[0028] The knocking mechanism 4 includes a second motor 401, a cam 402, a wedge block 403, a support rod 404 and a knocking block 405. The second motor 401 is fixedly connected to the surface of the vertical plate 2. The output shaft of the second motor 401 is fixedly connected to the cam 402. The second motor 401 drives the cam 402 to rotate. The outer wall of the cam 402 fits with the wedge block 403. The cam 402 drives the wedge block 403 to move.

[0029] The wedge block 403 is fixedly connected to the outer wall of the support rod 404, and the wedge block 403 drives the support rod 404 to move. The lower end of the support rod 404 is rotatably connected to the vertical plate 2 through a pin shaft. A knocking block 405 is fixedly connected to the outer wall of the support rod 404, and the support rod 404 drives the knocking block 405 to move. The knocking block 405 knocks the silo 5 when moving.

[0030] The second motor 401 drives the cam 402 to rotate, the cam 402 drives the wedge block 403 to move, the wedge block 403 drives the support rod 404 to move, the support rod 404 drives the knocking block 405 to move, when the cam 402 rotates, the support rod 404 swings back and forth, the knocking block 405 knocks the silo 5, so that the silo 5 itself vibrates, the interior of the silo 5 is not easily blocked, and thus will not affect the discharge of biomass combustion materials in the silo 5.

[0031] Working principle:

[0032] When the biomass combustion furnace is supplied with biomass combustion materials using the silo of the biomass combustion furnace, the biomass combustion materials are added into the interior of the silo 5;

[0033] Quantitative feeding stage:

[0034] The biomass combustion material in the silo 5 enters the lower hopper 6 through the feed end 12 and fills the lower hopper 6. The first motor 301 is started, the first motor 301 drives the worm 302 to rotate, the worm 302 drives the worm gear 303 to rotate, the worm gear 303 drives the rotating rod 304 to rotate, the rotating rod 304 drives the connecting rod 305 to rotate, the connecting rod 305 drives the arc plate 306 to rotate, the arc plate 306 blocks the feed end 12, the biomass combustion material in the lower hopper 6 enters the barrel 7 through the discharge end 13 and the feed hopper 10, the third motor 8 drives the auger 9 to rotate, the auger 9 transports the biomass combustion material in the barrel 7 to the right, the biomass combustion material enters the biomass combustion furnace 1 through the lower feeding pipe 11, the volume in the lower hopper 6 is fixed, and the amount control effect of the biomass combustion material is better;

[0035] Anti-blocking stage inside the silo:

[0036] Start the second motor 401, the second motor 401 drives the cam 402 to rotate, the cam 402 drives the wedge block 403 to move, the wedge block 403 drives the support rod 404 to move, the support rod 404 drives the knocking block 405 to move, when the cam 402 rotates, the support rod 404 reciprocates, the knocking block 405 knocks the silo 5, so that the silo 5 itself vibrates, the interior of the silo 5 is not easily blocked, and thus will not affect the discharge of biomass combustion materials in the silo 5.

[0037] Embodiment 2:

[0038] See attached Figure 1-6: In the present embodiment, a silo of a biomass combustion furnace, the knocking mechanism 4 also includes a slide bar 4a1, a sleeve 4a2 and a spring 4a3. The end of the slide bar 4a1 is rotatably connected to the support rod 404 through a pin shaft. The support rod 404 drives the slide bar 4a1 to move. The outer wall of the slide bar 4a1 is slidably connected to the sleeve 4a2. The slide bar 4a1 slides inside the sleeve 4a2. The end of the sleeve 4a2 is rotatably connected to the vertical plate 2 through a pin shaft. A spring 4a3 is arranged inside the sleeve 4a2. The model of the spring 4a3 is selected according to actual use requirements to meet the work needs. The two ends of the spring 4a3 are fixedly connected to the slide bar 4a1 and the sleeve 4a2 respectively. The spring 4a3 makes the wedge block 403 always fit with the outer wall of the cam 402 under the elastic action;

[0039] Through the cooperation among the slide rod 4a1, the sleeve 4a2 and the spring 4a3, the support rod 404 drives the slide rod 4a1 to move when it moves, and the slide rod 4a1 slides inside the sleeve 4a2. The slide rod 4a1 squeezes the spring 4a3 when it moves. The spring 4a3 can drive the slide rod 4a1 to move under the elastic action, and then drive the support rod 404 to move. Under the elastic action of the spring 4a3, the wedge block 403 is always in contact with the outer wall of the cam 402.

[0040] Working principle:

[0041] When the support rod 404 moves, it drives the slide rod 4a1 to move. The slide rod 4a1 slides inside the sleeve 4a2. When the slide rod 4a1 moves, it squeezes the spring 4a3. Under the elastic action, the spring 4a3 can drive the slide rod 4a1 to move, and then drive the support rod 404 to move. Under the elastic action of the spring 4a3, the wedge block 403 is always in contact with the outer wall of the cam 402.

[0042] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A silo for a biomass combustion furnace, comprising a biomass combustion furnace (1) and vertical plates (2), wherein two vertical plates (2) are fixedly connected to the upper surface of the biomass combustion furnace (1), characterized in that: A knocking mechanism (4) is provided between the two vertical plates (2), a material bin (5) is fixedly connected between the two vertical plates (2), a lower hopper (6) is fixedly connected below the material bin (5), a quantitative mechanism (3) is provided inside the lower hopper (6), a material barrel (7) is fixedly connected between the two vertical plates (2), and a third motor (8) is fixedly connected to the outer wall of the material barrel (7).

2. A silo for a biomass combustion furnace according to claim 1, characterized in that: The quantitative mechanism (3) comprises a first motor (301), the first motor (301) is fixedly connected to the surface of the lower hopper (6), the output shaft of the first motor (301) is fixedly connected to a worm (302), the outer walls of both ends of the worm (302) are rotatably connected to the lower hopper (6) through bearings, the worm (302) is meshedly connected to a worm wheel (303), the worm wheel (303) is fixedly connected to the ends of a rotating rod (304), the outer walls of both ends of the rotating rod (304) are rotatably connected to the lower hopper (6) through bearings, the outer wall of the rotating rod (304) is fixedly connected to a connecting rod (305), the end of the connecting rod (305) is fixedly connected to an arc plate (306), and the outer wall of the arc plate (306) is slidably connected to the lower hopper (6).

3. A silo for a biomass combustion furnace according to claim 1, characterized in that: The knocking mechanism (4) comprises a second motor (401), the second motor (401) is fixedly connected to the surface of the vertical plate (2), the output shaft of the second motor (401) is fixedly connected to a cam (402), the outer wall of the cam (402) is fitted with a wedge block (403), the wedge block (403) is fixedly connected to the outer wall of a support rod (404), the lower end of the support rod (404) is rotatably connected to the vertical plate (2) through a pin shaft, and the outer wall of the support rod (404) is fixedly connected to a knocking block (405).

4. A silo for a biomass combustion furnace according to claim 1, characterized in that: The output shaft of the third motor (8) is fixedly connected to an auger (9), and the outer walls of both ends of the auger (9) are rotatably connected to the barrel (7) through bearings.

5. The silo of a biomass combustion furnace according to claim 1, characterized in that: A feed hopper (10) is arranged above the barrel (7), and the barrel (7) is connected to the biomass combustion furnace (1) through a feed pipe (11).

6. A silo for a biomass combustion furnace according to claim 1, characterized in that: The lower hopper (6) is connected to the silo (5) via a feed end (12), and a discharge end (13) is provided below the lower hopper (6).

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