Pulverizer for pulverizing solid fuel

Abstract

The invention relates to the technical field of solid fuel smashing, and discloses a smashing machine for smashing solid fuel, the smashing machine comprises a smashing box, the back of the smashing box is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a first rotating rod through a coupler, and the first rotating rod movably penetrates through the smashing box and extends into the smashing box; a crushing cutter is fixedly connected to the outer wall of the first rotating rod, a drying box is fixedly connected to the inner wall of the crushing box, a scattering mechanism and a shaking mechanism are arranged in the crushing box, the shaking mechanism comprises a drying plate, and a plurality of small holes are formed in the drying plate; the first scattering rod and the second scattering rod intermittently rotate, enough extrusion force can be applied to caked powder in the rotating stage of the first scattering rod and the second scattering rod, the periodic extrusion force can effectively damage the caked structure, and the powder on the two sides can be pushed to the middle through the push plates on the two sides to be effectively scattered, so that the powder scattering efficiency is improved. The scattering efficiency is prevented from being influenced by scattering dead angles.

Description

Technical Field

[0001] The invention relates to the technical field of solid fuel pulverization, in particular to a pulverizer for pulverizing solid fuel. Background Art

[0002] Biomass fuel refers to the burning of biomass materials as fuel, which is generally mainly agricultural and forestry waste (such as straw, sawdust, bagasse, rice bran, etc.), which is mainly different from fossil fuels. In the current national policies and environmental protection standards, direct combustion of biomass is a highly polluting fuel and is only used in large stoves in rural areas and is not allowed in cities. The application of biomass fuel is actually mainly biomass molded fuel, which uses agricultural and forestry waste as raw materials, and is made into various shapes (such as blocks, granules, etc.) through processes such as crushing, mixing, extrusion, and drying. It is a new type of clean fuel that can be directly burned.

[0003] For example, patent number CN213762225U discloses a biomass fuel pulverizing device, including a box, a feed pipe, a pulverizing motor, a drive motor and a heating box, wherein four groups of support legs are symmetrically fixed by bolts at the four corners of the bottom of the box, a feed slot is provided on the top plate of the box, a feed pipe is welded and fixed in the feed slot of the top plate of the box, a mounting plate 1 is welded and fixed on the upper half of the left outer wall of the box, a pulverizing motor is fixed on the surface of the mounting plate 1 by bolts, a mounting plate 2 is welded and fixed on the lower half of the left outer wall of the box, two groups of drive motors are symmetrically fixed on the surface of the mounting plate 2 by bolts, a heating box is fixed on the right outer wall of the box by bolts, and a fan is fixed on the surface of the heating box by bolts. The biomass fuel pulverizing device can not only avoid the clogging of the feed pipe and ensure the uniformity of the feeding amount, but also can perform pulverizing and drying operations on biomass fuel.

[0004] When the fuel falls on the partition, it tends to accumulate on the partition, which makes it impossible to dry the fuel evenly and difficult to unload the fuel. Therefore, a pulverizer for pulverizing solid fuel is proposed to solve the above-mentioned problems. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a pulverizer for pulverizing solid fuel in view of the deficiencies in the above-mentioned prior art.

[0006] To solve the above technical problems, the technical solution adopted by the present invention is: a pulverizer for crushing solid fuels, comprising a crushing box, a first motor is fixedly connected to the back of the crushing box, an output end of the first motor is fixedly connected to a first rotating rod through a coupling, the first rotating rod movably penetrates the crushing box and extends to the inside thereof, a crushing knife is fixedly connected to the outer wall of the first rotating rod, a drying box is fixedly connected to the inner wall of the crushing box, a scattering mechanism and a shaking mechanism are arranged inside the crushing box, the shaking mechanism comprises a drying plate, a plurality of small holes are opened inside the drying plate, a fan is fixedly connected to the right side of the crushing box, a heating pipe is connected to the upper and lower sides of the fan, and the heating pipe is connected to the inside of the crushing box, the scattering mechanism comprises a second motor, the second motor is fixedly connected to the back of the crushing box, the output end of the second motor is fixedly connected to the second rotating rod through a coupling, the second rotating rod movably penetrates the crushing box and the drying box and extends outward in sequence, the outer wall of the second rotating rod is fixedly connected to the first scattering rod, the first The outer wall of the second rotating rod is fixedly connected with the first gear, the first gear is a half gear, one half of which has no teeth, and the other half is in an arc shape. The third rotating rod is rotatably connected to the inner wall of the crushing box through a bearing, and the third rotating rod movably penetrates the drying box and extends outwardly, the outer wall of the third rotating rod is fixedly connected with the second scattering rod, the outer wall of the third rotating rod is fixedly connected with the second gear, the second gear is a half gear, and one-sixth of it has no teeth, the front of the second gear is fixedly connected with a baffle rod, the outer wall of the second gear is fixedly connected with a connecting rod, and the outer wall of the second rotating rod is fixedly connected with a paddle, and the paddle contacts the baffle rod. When the first gear rotates, it will drive the first scattering rod to rotate, so as to scatter and dry the powder, and the baffle rod is driven to rotate by the first gear, and the paddle is driven to rotate by the rotation of the baffle rod, and the second scattering rod on the outer wall of the third rotating rod is driven to rotate by the paddle, so as to scatter the powder, realize intermittent scattering of the powder, which is beneficial to the drying process. If the powder is scattered all the time, it is easy to cause excessive scattering, causing unnecessary damage to the fuel powder.

[0007] Preferably, a lever is fixedly connected to the outer wall of the first gear, a first transverse hole is provided on the drying box, a first slider is slidably connected inside the first transverse hole, an inclined block is fixedly connected to the front of the first slider, a spring is fixedly connected to the inner wall of the first transverse hole and the left side of the first slider, a push plate is rotatably connected to the back of the first slider, the bottom of the push plate is in contact with the drying plate, and the push plate is hinged to the left inner wall of the drying box, when the first gear rotates, the lever will be driven to rotate, and the inclined block will be moved by the rotation of the lever, and the push plate will be driven to move when the inclined block moves, and the fuel powder on both sides can be pushed to the middle through the lateral movement of the push plate, so as to further break it up and dry it.

[0008] Preferably, the shaking mechanism includes a first fixed rod, which is fixedly connected to the inner wall of the drying box, and the drying plate is movably sleeved on the outer wall of the first fixed rod. A reciprocating wire groove is provided on the third rotating rod, and a wire sleeve is slidably connected to the outer wall of the reciprocating wire groove. A folding rod is fixedly connected to the bottom of the wire sleeve, and the folding rod is fixedly connected to the bottom of the drying plate. The forward and backward movement of the wire sleeve can drive the folding rod to move forward and backward, thereby driving the drying plate to shake, thereby facilitating the discharge of fuel.

[0009] Preferably, the inner wall of the drying box is fixedly connected to a limit rod, the folding rod is movably sleeved on the outer wall of the limit rod, the inner wall of the crushing box is fixedly connected to a baffle, the baffle is fitted with the drying plate, the limit rod is provided to limit the wire sleeve, the baffle is a three-section plate that can be extended and retracted, and the baffle is provided to block the fuel powder to prevent it from falling.

[0010] Preferably, a slide groove is provided on the back of the drying plate, a second slider is slidably connected inside the slide groove, a first support rod is hinged between the second slider and the inner wall of the drying box, a first scraper is fixedly connected to the top of the second slider, and the first scraper is in contact with the top of the drying plate. When the drying plate moves forward and backward, the second slider slides inside the slide groove under the action of the first support rod, thereby driving the first scraper to move left and right, so that the powder on the top of the drying plate can be scraped off and dropped.

[0011] Preferably, a feeding mechanism is provided inside the crushing box, and the feeding mechanism includes a second support rod, the second support rod is rotatably connected to the top of the first sliding block, the inner wall of the crushing box is rotatably connected to a fourth rotating rod, the outer wall of the fourth rotating rod is fixedly connected to a feeding plate, the second support rod is rotatably connected to the front side of the feeding plate, and the second support rod drives the feeding plate to flip up and down when it moves horizontally, so that the intermittent up and down rotation of the feeding plates on both sides can realize the fuel being evenly scattered inside the drying box, ensuring that the fuel enters the drying equipment evenly, and the uniform feeding can avoid local accumulation of fuel in the drying equipment, ensuring that each part of the fuel can be dried at the appropriate time and conditions, which is conducive to improving the drying quality and efficiency.

[0012] Preferably, the front side of the fourth rotating rod is fixedly connected to the first connecting rod, the front side of the first connecting rod is rotatably connected to the second connecting rod, the front side of the unloading plate is provided with a second transverse hole, the inside of the second transverse hole is slidably connected to the third slider, the second connecting rod is rotatably connected to the front side of the third slider, the back of the third slider is fixedly connected to the second scraper, the second scraper is fitted with the top of the unloading plate, when the unloading plate flips up and down, it will drive the fourth rotating rod to rotate, when the fourth rotating rod rotates, it will drive the first connecting rod and the second connecting rod to rotate, so that the second connecting rod drives the third slider to slide inside the second transverse hole, so as to drive the second scraper to move, thereby facilitating unloading.

[0013] Preferably, one side of the second scraper is fixedly connected to a second fixed rod, one end of the second fixed rod is fixedly connected to a third scraper, the third scraper is in contact with the top of the blanking plate, and the second scraper and the third scraper are provided to scrape off the powder on the top of the blanking plate to prevent it from sticking to the blanking plate and affecting normal blanking.

[0014] The present invention adopts the above technical solution to bring the following beneficial effects:

[0015] 1. A pulverizer for crushing solid fuel can pulverize powder through the intermittent rotation of a first pulverizing rod and a second pulverizing rod. The intermittent rotation of the first pulverizing rod and the second pulverizing rod can apply sufficient extrusion force to the agglomerated powder during the rotation stage. This periodic extrusion force can effectively destroy the agglomerate structure, and the push plates on both sides can push the powder on both sides to the middle for effective pulverization, avoiding the occurrence of dead angles that affect the pulverization efficiency.

[0016] 2. This grinder for crushing solid fuel can promote the powder to fall from the small holes inside the drying plate by shaking the drying plate back and forth, avoiding clogging of the small holes and affecting normal material feeding, and can scrape the powder on the drying plate by moving the scraper left and right, avoiding clogging of the small holes and affecting the powder circulation, so as not to affect normal production efficiency.

[0017] 3. The pulverizer for pulverizing solid fuel can evenly scatter the pulverized fuel inside the drying box through the intermittent up and down rotation of the feed plate, so that the pulverized fuel is reasonably distributed inside the drying box, avoiding the accumulation of the pulverized fuel in one place, which is conducive to evenly drying the pulverized fuel and improving production efficiency.

[0018] 4. This kind of pulverizer for crushing solid fuel can scrape the powder on the discharge plate by moving the second scraper and the third scraper on the discharge plate, thereby promoting the discharge of powder on the discharge plate. The reciprocating scraping action of the second scraper and the third scraper can disperse the accumulated materials in time to avoid accumulation on the discharge plate and affect the normal discharge of powder fuel on the discharge plate, thereby ensuring the uniformity of subsequent discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view of the structure of the present invention;

[0020] Figure 2 It is a side view of the structure of the present invention;

[0021] Figure 3 It is a first cross-sectional view of the structure of the present invention;

[0022] Figure 4 It is a second cross-sectional view of the structure of the present invention;

[0023] Figure 5 This is an enlarged view of structure A of the present invention;

[0024] Figure 6 It is a third cross-sectional view of the structure of the present invention;

[0025] Figure 7 It is an enlarged view of structure B of the present invention;

[0026] Figure 8 It is a fourth cross-sectional view of the structure of the present invention;

[0027] Fig. 9 It is an enlarged view of the structure C of the present invention;

[0028] Fig.10 It is a fifth cross-sectional view of the structure of the present invention;

[0029] Fig.11 It is an enlarged view of structure D of the present invention.

[0030] In the figure: 1, crushing box; 2, first motor; 3, first rotating rod; 4, crushing knife; 5, drying box; 6, scattering mechanism; 610, second motor; 611, second rotating rod; 612, first scattering rod; 613, first gear; 614, third rotating rod; 615, second gear; 616, stop rod; 617, lever; 618, paddle; 619, first horizontal hole; 620, first slider; 621, inclined block; 622, spring; 623, push plate; 624, second scattering rod; 7, shaking mechanism; 711, first fixed rod; 712, drying plate; 713, reciprocating wire groove; 714, wire sleeve; 715, folding rod; 716, limit rod; 717, baffle; 718, second slider; 719, first support rod; 720, first scraper; 8, unloading mechanism; 811, second support rod; 812, fourth rotating rod; 813, unloading plate; 814, first connecting rod; 815, second connecting rod; 816, second transverse hole; 817, third slider; 818, second scraper; 819, second fixed rod; 820, third scraper; 9, fan; 10, heating tube. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] See also Figure 1-11One embodiment of the present invention is: a pulverizer for pulverizing solid fuel, including a pulverizing box 1, a first motor 2 is fixedly connected to the back of the pulverizing box 1, an output end of the first motor 2 is fixedly connected to a first rotating rod 3 through a coupling, the first rotating rod 3 movably penetrates the pulverizing box 1 and extends inside thereof, a pulverizing knife 4 is fixedly connected to the outer wall of the first rotating rod 3, a drying box 5 is fixedly connected to the inner wall of the pulverizing box 1, a scattering mechanism 6 and a shaking mechanism 7 are arranged inside the pulverizing box 1, the shaking mechanism 7 includes a drying plate 712, and a plurality of small holes are opened inside the drying plate 712, a fan 9 is fixedly connected to the right side of the pulverizing box 1, a heating pipe 10 is connected to the upper and lower sides of the fan 9, and the heating pipe 10 is connected to the inside of the pulverizing box 1, and the scattering mechanism 6 includes a second motor 6 10, the second motor 610 is fixedly connected to the back of the crushing box 1, the output end of the second motor 610 is fixedly connected to the second rotating rod 611 through a coupling, the second rotating rod 611 movably penetrates the crushing box 1 and the drying box 5 and extends outward in sequence, the outer wall of the second rotating rod 611 is fixedly connected to the first scattering rod 612, the outer wall of the second rotating rod 611 is fixedly connected to the first gear 613, the first gear 613 is a half gear, one half has no teeth, and the other half is in an arc shape, the third rotating rod 614 is rotatably connected to the inner wall of the crushing box 1 through a bearing, the third rotating rod 614 movably penetrates the drying box 5 and extends outward, the outer wall of the third rotating rod 614 is fixedly connected to the second scattering rod 624, the outer wall of the third rotating rod 614 is fixedly connected to the second gear 615, the second gear 61 5 is a half gear, and one sixth of it has no teeth. A blocking rod 616 is fixedly connected to the front of the second gear 615, a lever 617 is fixedly connected to the outer wall of the second gear 615, and a paddle 618 is fixedly connected to the outer wall of the second rotating rod 611. The paddle 618 contacts the blocking rod 616. When the first gear 613 rotates, it drives the first breaking rod 612 to rotate, so as to break up and dry the powder. The blocking rod 616 is driven to rotate by the first gear 613, and the paddle 618 is driven to rotate by the rotation of the blocking rod 616. The second breaking rod 624 on the outer wall of the third rotating rod 614 is driven to rotate by the paddle 618, so as to break up the powder, realize intermittent breaking up of the powder, which is beneficial to the drying process. If the powder is broken up all the time, it is easy to cause excessive breaking up. The outer wall of the first gear 613 is fixedly connected with a lever 617, and a first transverse hole 619 is provided on the drying box 5. The first slider 620 is slidably connected inside the first transverse hole 619. The front of the first slider 620 is fixedly connected with an inclined block 621. The inner wall of the first transverse hole 619 and the left side of the first slider 620 are fixedly connected with a spring 622. The back of the first slider 620 is rotatably connected with a push plate 623. The bottom of the push plate 623 is in conflict with the drying plate 712, and the push plate 623 is hinged on the left inner wall of the drying box 5. When the first gear 613 rotates, the lever 617 is driven to rotate, and the inclined block 621 is driven to move by the rotation of the lever 617. When the inclined block 621 moves, the push plate 623 is driven to move.The lateral movement of the push plate 623 can push the fuel powder on both sides to the middle, so as to further break it up and dry it.

[0033] Working principle: start the first motor 2, the first motor 2 drives the first rotating rod 3 to rotate, and when the first rotating rod 3 rotates, it drives the crushing knife 4 to rotate, and the fuel is crushed by the crushing knife 4, and the second motor 610 is started, and the second motor 610 drives the second rotating rod 611 to rotate, and when the second rotating rod 611 rotates, it drives the first breaking rod 612 to rotate to break up the powder, and when the second rotating rod 611 rotates, it drives the first gear 613 to rotate, and when the first gear 613 rotates, it drives the baffle 616 to rotate, and when the baffle 616 rotates, it drives the paddle 618 to rotate, and when the paddle 618 rotates, it drives the third rotating rod 614 to rotate, and the first gear 613 rotates. When the third rotating rod 614 rotates, it will drive the second breaking rod 624 to rotate, so as to realize the intermittent breaking of powder by the first breaking rod 612 and the second breaking rod 624. When the first gear 613 rotates, it will drive the lever 617 to rotate. When the lever 617 rotates, it will drive the inclined block 621 to move. When the inclined block 621 moves to the left, it will drive the first sliding block 620 to move to the left, thereby driving the push plate 623 to move to the left. When the lever 617 is out of contact with the inclined block 621, it will drive the push plate 623 to move to the right under the action of the restoring force of the spring 622, thereby pushing the fuel powder on both sides to the middle, so as to further break it up and dry it.

[0034] See also Figure 1-11On the basis of the above embodiment, in another embodiment of the present invention, the shaking mechanism 7 includes a first fixed rod 711, the first fixed rod 711 is fixedly connected to the inner wall of the drying box 5, the drying plate 712 is movably sleeved on the outer wall of the first fixed rod 711, and a reciprocating wire groove 713 is provided on the third rotating rod 614. The outer wall of the reciprocating wire groove 713 is slidably connected with a wire sleeve 714, and the bottom of the wire sleeve 714 is fixedly connected with a folding rod 715, and the folding rod 715 is fixedly connected to the bottom of the drying plate 712. The folding rod 715 can be driven to move forward and backward by the forward and backward movement of the wire sleeve 714, so that the drying plate 712 can be driven to shake, so as to facilitate the unloading of fuel. The inner wall of the drying box 5 is fixedly connected to the limited The positioning rod 716, the folding rod 715 is movably sleeved on the outer wall of the limiting rod 716, the inner wall of the crushing box 1 is fixedly connected with a baffle 717, the baffle 717 is fitted with the drying plate 712, the limiting rod 716 is provided for limiting the silk sleeve 714, the baffle 717 is a three-section plate, which can be retracted, and the baffle 717 is provided for blocking the fuel powder to prevent it from falling, a slide groove is provided on the back of the drying plate 712, and a second slider 718 is slidably connected inside the slide groove, a first support rod 719 is hinged between the second slider 718 and the inner wall of the drying box 5, the top of the second slider 718 is fixedly connected with a first scraper 720, and the first scraper 720 is fitted with the top of the drying plate 712. When the drying plate 712 moves forward and backward, the second slider 718 slides inside the slide groove under the action of the first support rod 719, thereby driving the first scraper 720 to move left and right, so that the powder on the top of the drying plate 712 can be scraped off and fall down.

[0035] Working principle: When the third rotating rod 614 rotates, it will drive the wire sleeve 714 to move. When the wire sleeve 714 moves, it will drive the folding rod 715 to move. The movement of the folding rod 715 will drive the drying plate 712 to move forward and backward. The drying plate 712 will shake, so as to facilitate the discharge of fuel. When the drying plate 712 moves forward and backward, the second slider 718 will slide inside the slide groove under the action of the first support rod 719, so as to drive the first scraper 720 to move left and right, so as to scrape off the powder on the top of the drying plate 712 and make it fall down.

[0036] See also Figure 1-11On the basis of the above embodiment, in another embodiment of the present invention, a feeding mechanism 8 is arranged inside the crushing box 1, and the feeding mechanism 8 includes a second support rod 811, and the second support rod 811 is rotatably connected to the top of the first sliding block 620. The inner wall of the crushing box 1 is rotatably connected to the fourth rotating rod 812, and the outer wall of the fourth rotating rod 812 is fixedly connected to the feeding plate 813. The second support rod 811 is rotatably connected to the front of the feeding plate 813. When the second support rod 811 moves horizontally, it will drive the feeding plate 813 to flip up and down, so that the fuel is evenly scattered inside the drying box 5 through the intermittent up and down rotation of the feeding plates 813 on both sides, ensuring that the fuel enters the drying equipment evenly. The uniform feeding can avoid local accumulation of the fuel in the drying equipment, and ensure that each part of the fuel can be dried at the appropriate time and under the appropriate conditions, which is conducive to improving the drying quality and efficiency. The front of the fourth rotating rod 812 is fixedly connected to the first connecting rod 814, and the front of the first connecting rod 814 is rotatably connected to the second connecting rod 815. The front of the feeding plate 813 is opened. A second transverse hole 816 is provided, and a third slider 817 is slidably connected inside the second transverse hole 816. The second connecting rod 815 is rotatably connected to the front of the third slider 817. The back of the third slider 817 is fixedly connected to the second scraper 818. The second scraper 818 fits the top of the unloading plate 813. When the unloading plate 813 flips up and down, it drives the fourth rotating rod 812 to rotate. When the fourth rotating rod 812 rotates, it drives the first connecting rod 814 and the second connecting rod 815 to rotate, so that the second connecting rod 815 The third slider 817 is driven to slide inside the second transverse hole 816, so as to drive the second scraper 818 to move to promote material discharge. One side of the second scraper 818 is fixedly connected to the second fixed rod 819, and one end of the second fixed rod 819 is fixedly connected to the third scraper 820. The third scraper 820 is fitted with the top of the discharge plate 813. The second scraper 818 and the third scraper 820 are provided to scrape off the powder on the top of the discharge plate 813 to prevent it from sticking to the discharge plate 813 and affecting normal material discharge.

[0037] Working principle: When the first slider 620 moves horizontally, it will drive the second support rod 811 to move horizontally. When the second support rod 811 moves horizontally, it will drive the unloading plate 813 to flip up and down, so that unloading is achieved through the intermittent rotation of the unloading plates 813 on both sides, ensuring that the fuel enters the drying equipment evenly. The uniform feeding can avoid local accumulation of fuel in the drying equipment, ensuring that each part of the fuel can be dried at the appropriate time and under the appropriate conditions, which is beneficial to improving the drying quality and efficiency. When the unloading plate 813 flips up and down, it will drive the fourth rotating rod 812 to rotate. When the rod 812 rotates, it drives the first connecting rod 814 and the second connecting rod 815 to rotate. The rotation of the second connecting rod 815 drives the third slider 817 to slide inside the second horizontal hole 816. The movement of the third slider 817 drives the second scraper 818 to move. The movement of the second scraper 818 drives the second fixed rod 819 to move, thereby driving the third scraper 820 to move. The second scraper 818 and the third scraper 820 are used to scrape off the powder on the top of the unloading plate 813 to prevent it from sticking to the unloading plate 813 and affecting normal unloading.

[0038] The present invention provides a pulverizer for pulverizing solid fuels. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be considered as the protection scope of the present invention. All components not specified in this embodiment can be implemented using existing technologies.

Claims

1. A pulverizer for pulverizing solid fuel, comprising a pulverizing box (1), the back of the pulverizing box (1) being fixedly connected to a first motor (2), the output end of the first motor (2) being fixedly connected to a first rotating rod (3) via a coupling, the first rotating rod (3) movably passing through the pulverizing box (1) and extending toward the inside thereof, the outer wall of the first rotating rod (3) being fixedly connected to a pulverizing knife (4), the inner wall of the pulverizing box (1) being fixedly connected to a drying box (5), the interior of the pulverizing box (1) being provided with a scattering mechanism (6) and a shaking mechanism (7), the shaking mechanism (7) comprising a drying plate (712), the interior of the drying plate (712) being provided with a plurality of small holes, the right side of the pulverizing box (1) being fixedly connected to a fan (9), the upper and lower sides of the fan (9) being connected to each other with a heating pipe (10), and the heating pipe (10) being connected to the interior of the pulverizing box (1); The scattering mechanism (6) comprises a second motor (610), the second motor (610) is fixedly connected to the back of the crushing box (1), the output end of the second motor (610) is fixedly connected to a second rotating rod (611) via a coupling, the second rotating rod (611) movably passes through the crushing box (1) and the drying box (5) and extends outward in sequence, the outer wall of the second rotating rod (611) is fixedly connected to a first scattering rod (612), the outer wall of the second rotating rod (611) is fixedly connected to a first gear (613), and the third rotating rod (614) is rotatably connected to the crushing box (1) via a bearing. The inner wall of the crushing box (1), the third rotating rod (614) movably passes through the drying box (5) and extends outward, the outer wall of the third rotating rod (614) is fixedly connected to the second scattering rod (624), the outer wall of the third rotating rod (614) is fixedly connected to the second gear (615), the front of the second gear (615) is fixedly connected to the blocking rod (616), the outer wall of the second gear (615) is fixedly connected to the connecting rod (617), and the outer wall of the second rotating rod (611) is fixedly connected to the paddle (618), and the paddle (618) is in contact with the blocking rod (616).

2. A pulverizer for pulverizing solid fuel according to claim 1, characterized in that: The outer wall of the first gear (613) is fixedly connected with a lever (617); the drying box (5) is provided with a first transverse hole (619); the interior of the first transverse hole (619) is slidably connected with a first slider (620); the front of the first slider (620) is fixedly connected with an inclined block (621); the inner wall of the first transverse hole (619) and the left side of the first slider (620) are fixedly connected with a spring (622); the back of the first slider (620) is rotatably connected with a push plate (623); the bottom of the push plate (623 contacts the drying plate (712), and the push plate (623) is hinged to the left inner wall of the drying box (5).

3. A pulverizer for pulverizing solid fuel according to claim 2, characterized in that: The shaking mechanism (7) comprises a first fixing rod (711), the first fixing rod (711) is fixedly connected to the inner wall of the drying box (5), the drying plate (712) is movably sleeved on the outer wall of the first fixing rod (711), the third rotating rod (614) is provided with a reciprocating wire groove (713), the outer wall of the reciprocating wire groove (713) is slidably connected to a wire sleeve (714), the bottom of the wire sleeve (714) is fixedly connected to a folding rod (715), and the folding rod (715) is fixedly connected to the bottom of the drying plate (712).

4. A pulverizer for pulverizing solid fuel according to claim 3, characterized in that: The inner wall of the drying box (5) is fixedly connected to a limit rod (716), the folding rod (715) is movably sleeved on the outer wall of the limit rod (716), and the inner wall of the crushing box (1) is fixedly connected to a baffle (717), and the baffle (717) is in contact with the drying plate (712).

5. A pulverizer for pulverizing solid fuel according to claim 4, characterized in that: A slide groove is provided on the back of the drying plate (712), and a second slider (718) is slidably connected inside the slide groove. A first support rod (719) is hinged between the second slider (718) and the inner wall of the drying box (5). A first scraper (720) is fixedly connected to the top of the second slider (718), and the first scraper (720) is in contact with the top of the drying plate (712).

6. A pulverizer for pulverizing solid fuel according to claim 5, characterized in that: A material discharge mechanism (8) is arranged inside the crushing box (1), and the material discharge mechanism (8) comprises a second support rod (811), the second support rod (811) is rotatably connected to the top of the first sliding block (620), the inner wall of the crushing box (1) is rotatably connected to a fourth rotating rod (812), the outer wall of the fourth rotating rod (812) is fixedly connected to a material discharge plate (813), and the second support rod (811) is rotatably connected to the front side of the material discharge plate (813).

7. A pulverizer for pulverizing solid fuel according to claim 6, characterized in that: The front side of the fourth rotating rod (812) is fixedly connected to the first connecting rod (814), the front side of the first connecting rod (814) is rotatably connected to the second connecting rod (815), the front side of the blanking plate (813) is provided with a second transverse hole (816), the interior of the second transverse hole (816) is slidably connected to the third slider (817), the second connecting rod (815) is rotatably connected to the front side of the third slider (817), the back side of the third slider (817) is fixedly connected to the second scraper (818), and the second scraper (818) is in contact with the top of the blanking plate (813).

8. A pulverizer for pulverizing solid fuel according to claim 7, characterized in that: A second fixing rod (819) is fixedly connected to one side of the second scraper (818), and a third scraper (820) is fixedly connected to one end of the second fixing rod (819), and the third scraper (820) is in contact with the top of the blanking plate (813).

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