CN210411035U - Horizontal type crushing device suitable for biomass fuel - Google Patents
Horizontal type crushing device suitable for biomass fuel Download PDFInfo
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- CN210411035U CN210411035U CN201921069790.3U CN201921069790U CN210411035U CN 210411035 U CN210411035 U CN 210411035U CN 201921069790 U CN201921069790 U CN 201921069790U CN 210411035 U CN210411035 U CN 210411035U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
The utility model belongs to biofuel processing equipment field specifically discloses a be suitable for biomass fuel's horizontal reducing mechanism, including smashing the main shaft, smashing the cavity, smashing the cutter. Through setting up the slope of crushing cavity relative to the horizontal plane, fix a plurality of crushing cutters on the crushing main shaft, crushing cutter comprises main sword portion and the auxiliary knife portion of fixing at this main sword portion, crushing cutter staggered distribution on crushing main shaft, light biofuel gets into crushing cavity, under the air current effect that produces under rotatory crushing main shaft drive, light biofuel floats and flies, and move from left end side to right end side under the effect of gravity, cut by the main sword portion and the auxiliary knife portion of crushing cutter, main sword portion has stronger radial cutting ability, and the direction of arranging of auxiliary knife portion is different with the direction that main sword portion arranged, the ability of stronger circumference cutting biofuel has, realize that biofuel is fully smashed, ejection of compact granule size is even, need not the processing of sieving, favourable improvement production efficiency.
Description
Technical Field
The utility model relates to a reducing mechanism especially relates to a be suitable for biomass fuel's horizontal reducing mechanism, belongs to biomass fuel processing field.
Background
The plant straw, especially the crop straw, has rich resources. The straw is crushed, dried and pressed to form the large-density granular clean fuel which can be used as the fuel of families, chemical plants and power plants. The device for crushing the biomass fuel appears on the market, but the crushing blades of the biomass fuel are mostly of a straight blade structure, so that the crushing effect is poor, for example, a high-grease biomass fuel crusher disclosed in the chinese patent application with the publication number of CN102357376A, the crusher is horizontally arranged, a plurality of crushing blades in a straight strip shape arranged along the radial direction are uniformly installed on a turntable plane arranged in the crusher, for the light biomass fuel, a small amount of discharged materials which are not fully crushed are often accompanied, so that the crushing effect is poor, the uniformity of the size of discharged material particles is poor, and the discharged material particles need to be sieved. To the problem that exists among the prior art, need to develop a horizontal reducing mechanism who is suitable for biomass fuel urgently, the relative horizontal plane slope of reducing mechanism arranges, adopts novel structure cutter, makes light biofuel by abundant crushing, and ejection of compact granule size is even, need not to sieve the processing.
Disclosure of Invention
In view of prior art has above-mentioned defect, the utility model aims at providing a be suitable for biomass fuel's horizontal reducing mechanism, the relative horizontal plane slope of reducing mechanism is arranged, adopts novel structure cutter, makes light biofuel fully smashed, and ejection of compact granule size is even, need not the processing of sieving.
The purpose of the utility model is to realize through the following technical scheme:
the utility model provides a be suitable for horizontal reducing mechanism of biomass fuel which design point lies in, includes bed frame 110 and motor 104, its characterized in that: the crushing device also comprises a crushing main shaft 101, a crushing chamber 102, a crushing cutter 103, a hopper 106 and a discharge hopper 107; the crushing chamber 102 is cylindrical and fixed with a base frame 110, a hopper 106 is arranged above the left end part of the crushing chamber 102, and a discharge hopper 107 is arranged below the right end part of the crushing chamber 102; the pulverization chamber 102 is arranged in an inclined state with respect to the horizontal plane, with the left end side higher than the right end side; the crushing cutter 103 is mainly composed of a main blade part 1031 and an auxiliary blade part 1032 fixed to the main blade part 1031; the crushing main shaft 101 is provided with a plurality of crushing cutters 103, the main blade part 1031 of the crushing cutter 103 and the axis of the crushing main shaft 101 are vertically arranged, and the auxiliary blade part 1032 of the crushing cutter 103 is positioned on the left side of the main blade part 1031; the crushing main shaft 101 and the crushing chamber 102 are assembled and located inside the crushing chamber 102, a left end shaft of the crushing main shaft 101 located on the left side and a left end portion of the crushing chamber 102 are fixed by a shaft 1 fixing mechanism 108, a right end shaft located on the right side and a right end portion of the crushing chamber 102 are fixed by a shaft 2 fixing mechanism 109, the right end shaft extends out of a right end portion of the crushing chamber 102, and an output shaft of the motor 104 fixed on the base frame 110 is fixed by a shaft coupling 105.
Further, the crushing cutters 103 are distributed in a staggered manner at fixed positions on the surface of the crushing main shaft 101.
Furthermore, the fixing positions of the crushing cutter 103 and the crushing main shaft 101 are distributed at equal intervals along the axial direction of the crushing main shaft 101, and any two adjacent fixing positions along the circumferential direction of the surface of the crushing main shaft 101 are staggered.
Further, the sub blade portion 1032 and the main blade portion 1031 of the crushing cutter 103 are arranged vertically.
Further, the angle between the axis of the pulverization chamber 102 and the horizontal plane is 20 to 40 degrees.
Further, the angle between the axis of the pulverization chamber 102 and the horizontal plane is 28-34 degrees.
Further, the 1 st shaft fixing mechanism 108 includes a 1 st bearing and a 1 st bearing seat, the 1 st bearing seat is fixed to the left end of the pulverization chamber 102, and the 1 st bearing seat fixes the 1 st bearing.
Further, the 2 nd shaft fixing mechanism 108 includes a 2 nd bearing and a 2 nd bearing seat, the 2 nd bearing seat is fixed to the right end portion of the pulverization chamber 102, and the 2 nd bearing seat fixes the 2 nd bearing.
Further, 2 or more sub-blades 1032 are fixed to the main blade 1031 of the crushing cutter 103.
The utility model discloses technical scheme's advantage mainly embodies: the horizontal crushing device is characterized in that the crushing cavity is obliquely arranged relative to the horizontal plane, a plurality of crushing cutters formed by the main cutter part and the auxiliary cutter part fixed on the main cutter part are fixed on the crushing main shaft, the crushing cutters are distributed on the crushing main shaft in a staggered manner, light biofuel enters the crushing cavity, the light biofuel floats under the action of air flow generated under the driving of the rotating crushing main shaft and moves from the left end side to the right end side, the light biofuel is cut by the main cutter part and the auxiliary cutter part of the crushing cutters, the main cutter part has strong radial cutting capacity, the arrangement direction of the auxiliary cutter part is different from the arrangement direction of the main cutter part, the strong peripheral biofuel cutting capacity is realized, the biofuel is fully crushed, the size of discharged particles is uniform, sieving treatment is not needed, and the production efficiency is favorably improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic sectional view of the horizontal crushing device of the present invention.
Fig. 2 is a schematic view of a crushing cutter.
In the figure: 101-crushing main shaft, 102-crushing chamber, 103-crushing cutter, 1031-main cutter part, 1032-auxiliary cutter part, 104-motor, 105-coupler, 106-hopper, 107-discharge hopper, 108-1 st shaft fixing mechanism, 109-2 nd shaft fixing mechanism and 110-base frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Objects, advantages and features of the present invention will be illustrated and explained by the following non-limiting description of preferred embodiments. These embodiments are merely exemplary embodiments for applying the technical solutions of the present invention, and all technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention.
The utility model discloses a be suitable for biomass fuel's horizontal reducing mechanism, as shown in fig. 1, this horizontal reducing mechanism includes bed frame 110 and motor 104 to and smash main shaft 101, smash cavity 102, crushing cutter 103, hopper 106, go out hopper 107. The pulverization chamber 102 is cylindrical, and the pulverization chamber 102 is fixed to the base frame 110. The crushing chamber 102 is provided with a hopper 106 above the left end portion on the left side, and the hopper 106 is adapted to convey the biomass fuel to be crushed into the crushing chamber 102. The crushing chamber 102 is provided with a discharge hopper 107 below the right end portion on the right side, and the discharge hopper 107 is adapted to discharge the sufficiently crushed discharge. The pulverization chamber 102 is disposed in an inclined state with respect to the horizontal plane, and the angle between the axis of the pulverization chamber 102 and the horizontal plane is about 30 degrees, and the left end side of the pulverization chamber 102 is higher than the right end side of the pulverization chamber 102. The crushing cutter 103 is mainly composed of a main blade portion 1031 and an auxiliary blade portion 1032 fixed to the main blade portion 1031, the auxiliary blade portion 1032 is fixed to the main blade portion 1031, and the auxiliary blade portion 1032 is perpendicular to the main blade portion 1031. The crushing main shaft 101 is fitted with a plurality of crushing cutters 103, the main blade portions 1031 of the crushing cutters 103 and the axis of the crushing main shaft 101 are arranged vertically, i.e., the main blade portions 1031 of the crushing cutters 103 are perpendicular to the surface of the crushing main shaft 101, and the auxiliary blade portions 1032 of the crushing cutters 103 are located on the left side of the main blade portions 1031, as shown in fig. 1. A plurality of pulverizing cutters 103 are distributed in a staggered manner on the surface of the pulverizing main shaft 101 to enhance the effect of cutting and pulverizing biomass fuel. The crushing main shaft 101 and the crushing chamber 102 are assembled and positioned in the crushing chamber 102, and the end of the main blade part of the crushing cutter 103 fixed on the crushing main shaft 101 is separated from the inner wall of the crushing chamber 102 by a distance of 5-10 mm. The left end shaft of the crushing main shaft 101 on the left side and the left end of the crushing chamber 102 are fixed by a 1 st shaft fixing mechanism 108, the right end shaft of the crushing main shaft 101 on the right side and the right end of the crushing chamber 102 are fixed by a 2 nd shaft fixing mechanism 109, and the crushing main shaft 101 rotates relative to the crushing chamber 102. The right end shaft of the pulverizing main shaft 101 protrudes from the right end of the pulverizing chamber 102, and the output shaft of the motor 104 fixed to the base frame 110 is fixed to the shaft by a coupling 105.
The horizontal crushing device is characterized in that the crushing cavity is obliquely arranged relative to the horizontal plane, a plurality of crushing cutters formed by the main cutter part and the auxiliary cutter part fixed on the main cutter part are fixed on the crushing main shaft, the crushing cutters are distributed on the crushing main shaft in a staggered manner, light biofuel enters the crushing cavity, the light biofuel floats under the action of air flow generated under the driving of the rotating crushing main shaft and moves from the left end side to the right end side under the action of gravity, and is cut by the main cutter part and the auxiliary cutter part of the crushing cutters, the main cutter part has strong radial cutting capacity, the arrangement direction of the auxiliary cutter part is different from the arrangement direction of the main cutter part, and the horizontal crushing device has strong capability of cutting the biofuel in the circumferential direction, so that the biofuel is fully crushed, the size of discharged particles is uniform, sieving treatment is not needed, and the production efficiency is favorably improved.
It will be understood that when an element is referred to as being "secured to," "disposed on" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the specific manner of fixedly connecting one element to another element can be implemented by the prior art, which is not described herein, and preferably adopts a screw-threaded connection.
Wherein the above-mentioned crushing cutters 103 are distributed in a staggered manner at fixed positions on the surface of the crushing main shaft 101. It can be understood that the fixing positions of the crushing cutter 103 and the surface of the crushing main shaft 101 are distributed at equal intervals along the axial direction of the crushing main shaft 101, and any two adjacent fixing positions along the circumferential direction of the surface of the crushing main shaft 101 are staggered. It will also be understood that the crushing tools 103 are randomly distributed in their fixed positions on the surface of the crushing main shaft 101.
As shown in fig. 2, the crushing cutter 103 includes a main blade portion 1031 and an auxiliary blade portion 1032. The main blade portion 1031 is in the form of a long strip, and a blade adapted to cut the biomass fuel is provided on one side of the main blade portion 1031. It should be noted that the main knife part 1031 may be provided with cutting edges on two opposite sides (front and back in fig. 2) for cutting the biomass fuel. The auxiliary knife portion 1032 is strip-shaped, and a knife edge suitable for cutting the biomass fuel is arranged on one side of the auxiliary knife portion 1032. It should be noted that the two opposite sides (front and back in fig. 2) of the auxiliary blade unit 1032 may be respectively provided with blades adapted to cut the biomass fuel. The auxiliary blade unit 1032 and the main blade unit 1031 are fixed, and the blade edge of the auxiliary blade unit 1032 and the blade edge of the main blade unit 1031 are located on the same side, i.e., on the front side or the rear side as shown in fig. 2. The auxiliary blade part 1032 is arranged perpendicularly with respect to the main blade part 1031. After the crushing cutter 103 and the crushing main shaft 101 are fixed, the auxiliary blade part 1032 of the crushing cutter 103 is located on the left side of the main blade part 1031, that is, on the side where the feed hopper of the crushing chamber 102 is located.
2 or more sub-blades 1032 may be fixed to the main blade 1031 of the crushing cutter 103. The auxiliary blade portion 1032 is arranged perpendicularly to the main blade portion 1031, and may be arranged obliquely.
Wherein, the included angle between the axis of the crushing chamber 102 and the horizontal plane is 20-40 degrees, the crushing effect of the horizontal crushing device is better, and the grain size of the discharged material is more uniform. When the included angle between the axis of the crushing chamber 102 and the horizontal plane is 28-34 degrees, particularly 30 degrees, the horizontal crushing device has the best crushing effect, the grain size of the discharged material is the most uniform, and the sieving treatment is not needed.
The 1 st shaft fixing mechanism 108 includes a 1 st bearing and a 1 st bearing seat. The 1 st bearing housing is fixed to the center of the left end of the pulverization chamber 102, and the 1 st bearing housing fixes the 1 st bearing. The left end shaft of the crushing main shaft 101 penetrates through a bearing hole of the bearing 1, and the left end shaft of the crushing main shaft 101 is fixed to the bearing 1 in an interference fit mode, so that the left end shaft of the crushing main shaft 101 is fixed to the left end of the crushing cavity 102 in a shaft mode.
The 2 nd shaft fixing mechanism 109 includes a 2 nd bearing and a 2 nd bearing seat. The 2 nd bearing housing is fixed to the center of the right end of the pulverizing chamber 102, and the 2 nd bearing housing fixes the 2 nd bearing. The right end shaft of the crushing main shaft 101 penetrates through a bearing hole of the 2 nd bearing, and the right end shaft of the crushing main shaft 101 is fixed to the 2 nd bearing in an interference fit mode, so that the right end shaft of the crushing main shaft 101 is fixed to the right end shaft of the crushing cavity 102.
The following brief description of the working process of the utility model: the horizontal crushing device is characterized in that the crushing cavity is obliquely arranged relative to the horizontal plane, a plurality of crushing cutters formed by the main cutter part and the auxiliary cutter part fixed on the main cutter part are fixed on the crushing main shaft, the crushing cutters are distributed on the crushing main shaft in a staggered manner, light biofuel enters the crushing cavity, the light biofuel floats under the action of air flow generated under the driving of the rotating crushing main shaft and moves from the left end side to the right end side under the action of gravity, and is cut by the main cutter part and the auxiliary cutter part of the crushing cutters, the main cutter part has strong radial cutting capacity, the arrangement direction of the auxiliary cutter part is different from the arrangement direction of the main cutter part, and the horizontal crushing device has strong capability of cutting the biofuel in the circumferential direction, so that the biofuel is fully crushed, the size of discharged particles is uniform, sieving treatment is not needed, and the production efficiency is favorably improved.
In summary, the horizontal crushing device comprises a crushing main shaft 101, a crushing chamber 102 and a crushing cutter 103. Through setting up the slope of crushing cavity relative to the horizontal plane, fix a plurality of crushing cutters on the crushing main shaft, crushing cutter comprises main sword portion and the auxiliary knife portion of fixing at this main sword portion, crushing cutter staggered distribution on crushing main shaft, light biofuel gets into crushing cavity, under the air current effect that produces under rotatory crushing main shaft drive, light biofuel floats and flies, and move from left end side to right end side under the effect of gravity, cut by the main sword portion and the auxiliary knife portion of crushing cutter, main sword portion has stronger radial cutting ability, and the direction of arranging of auxiliary knife portion is different with the direction that main sword portion arranged, the ability of stronger circumference cutting biofuel has, realize that biofuel is fully smashed, ejection of compact granule size is even, need not the processing of sieving, favourable improvement production efficiency. The utility model discloses drying efficiency is high, equipment volume is compact, and the result of use is good, has very high use and commercial spreading value.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A horizontal crushing device suitable for biomass fuel comprises a pedestal (110) and a motor (104), and is characterized in that: the device also comprises a crushing main shaft (101), a crushing chamber (102), a crushing cutter (103), a feed hopper (106) and a discharge hopper (107); the crushing chamber (102) is cylindrical and is fixed with the pedestal (110), a hopper (106) is arranged above the left end part of the crushing chamber (102), and a discharge hopper (107) is arranged below the right end part of the crushing chamber (102); the crushing chamber (102) is arranged in an inclined state relative to the horizontal plane, and the left end side is higher than the right end side; the crushing cutter (103) mainly comprises a main cutter part (1031) and an auxiliary cutter part (1032) fixed on the main cutter part (1031); a plurality of crushing cutters (103) are assembled on the crushing main shaft (101), the main cutter part (1031) of each crushing cutter (103) and the axis of the crushing main shaft (101) are vertically arranged, and the auxiliary cutter part (1032) of each crushing cutter (103) is positioned on the left side of the main cutter part (1031); the crushing main shaft (101) and the crushing chamber (102) are assembled and located inside the crushing chamber (102), a left end shaft of the crushing main shaft (101) located on the left side and the left end of the crushing chamber (102) are fixed through a 1 st shaft fixing mechanism (108), a right end shaft of the crushing main shaft located on the right side and the right end of the crushing chamber (102) are fixed through a 2 nd shaft fixing mechanism (109), the right end shaft extends out of the right end of the crushing chamber (102), and an output shaft of a motor (104) fixed on a base frame (110) is fixed through a shaft coupling (105).
2. The horizontal crushing device for the biomass fuel according to claim 1, characterized in that: the crushing cutters (103) are distributed in a staggered mode at fixed positions on the surface of the crushing main shaft (101).
3. The horizontal type crushing device for the biomass fuel according to claim 2, characterized in that: the fixing positions of the crushing cutter (103) and the surface of the crushing main shaft (101) are distributed at equal intervals along the axial direction of the crushing main shaft (101), and any two adjacent fixing positions along the circumferential direction of the surface of the crushing main shaft (101) are staggered.
4. The horizontal crushing device for the biomass fuel according to claim 3, characterized in that: the auxiliary blade part (1032) and the main blade part (1031) of the crushing cutter (103) are arranged vertically.
5. The horizontal crushing device for the biomass fuel according to claim 4, wherein: the included angle between the axis of the crushing chamber (102) and the horizontal plane is 20-40 degrees.
6. The horizontal crushing device for the biomass fuel according to claim 5, wherein: the included angle between the axis of the crushing chamber (102) and the horizontal plane is 28-34 degrees.
7. The horizontal type crushing device for the biomass fuel according to claim 6, characterized in that: the 1 st axle fixed establishment (108) includes the 1 st bearing and the 1 st bearing frame, and the 1 st bearing frame is fixed with the left end portion of smashing cavity (102), and the 1 st bearing is fixed to the 1 st bearing frame.
8. The horizontal crushing device for the biomass fuel according to claim 7, characterized in that: the 2 nd shaft fixing mechanism (109) comprises a 2 nd bearing and a 2 nd bearing seat, the 2 nd bearing seat is fixed with the right end part of the crushing chamber (102), and the 2 nd bearing seat fixes the 2 nd bearing.
9. The horizontal pulverizing device suitable for biomass fuel according to any one of claims 1 to 8, characterized in that: 2 or a plurality of auxiliary knife parts (1032) are fixed on the main knife part (1031) of the crushing knife (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921069790.3U CN210411035U (en) | 2019-07-10 | 2019-07-10 | Horizontal type crushing device suitable for biomass fuel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921069790.3U CN210411035U (en) | 2019-07-10 | 2019-07-10 | Horizontal type crushing device suitable for biomass fuel |
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| CN210411035U true CN210411035U (en) | 2020-04-28 |
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| CN201921069790.3U Active CN210411035U (en) | 2019-07-10 | 2019-07-10 | Horizontal type crushing device suitable for biomass fuel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113333122A (en) * | 2021-05-31 | 2021-09-03 | 华中科技大学 | Horizontal interlayer fluidized bed biomass micron fuel crusher and using method thereof |
| CN113457803A (en) * | 2021-07-15 | 2021-10-01 | 符国献 | Vegetables comminution device |
-
2019
- 2019-07-10 CN CN201921069790.3U patent/CN210411035U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113333122A (en) * | 2021-05-31 | 2021-09-03 | 华中科技大学 | Horizontal interlayer fluidized bed biomass micron fuel crusher and using method thereof |
| CN113457803A (en) * | 2021-07-15 | 2021-10-01 | 符国献 | Vegetables comminution device |
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