阅读说明：本技术 一种可再生清洁发电厂颗粒燃料制备方法 (Preparation method of renewable clean power plant granular fuel ) 是由 黄伟 陶娟 于 2019-10-26 设计创作，主要内容包括：本发明涉及一种可再生清洁发电厂颗粒燃料制备方法,包括收集箱、压料装置和切断装置,所述的收集箱为矩形空心结构,收集箱内部上端设置有通孔,通孔内部安装有切断装置,切断装置上端安装有压料装置。本发明可以解决现有的设备在对秸秆、木材等原材料进行加工时,通常采用压缩成型后再炭化的方式,导致压缩后的原料内部炭化效果差、炭化不均匀,影响颗粒染料的后续使用效果,而且,现有的设备在对秸秆、木材等原材料进行切断时,切断效果差、切断不均匀,切断后的原材料体积大、占用空间多,影响原材料的炭化效果等难题。(The invention relates to a preparation method of renewable clean power plant granular fuel, which comprises a collection box, a material pressing device and a cutting device, wherein the collection box is of a rectangular hollow structure, the upper end of the interior of the collection box is provided with a through hole, the cutting device is arranged in the through hole, and the material pressing device is arranged at the upper end of the cutting device. The invention can solve the problems that the carbonization effect inside the compressed raw material is poor and the carbonization is not uniform, which affects the subsequent use effect of the granular dye, and the problems that the conventional equipment usually adopts a mode of carbonizing after compression molding when processing the raw materials such as straws, wood and the like, and the conventional equipment has poor and non-uniform cutting effect when cutting the raw materials such as straws, wood and the like, and the cut raw materials have large volume, large occupied space, affect the carbonization effect of the raw materials and the like.)

1. A preparation method of renewable clean power plant granular fuel is characterized by comprising the following steps: the preparation method of the renewable clean power plant granular fuel comprises the following steps:

s1, drying raw materials: the raw materials to be used are evenly dried in the sun;

s2, cutting: the raw material in the step S1 is sent into a pressing device (2), a feeding mechanism (33) conveys the raw material downwards, and a cutting mechanism (34) uniformly cuts the raw material;

s3, charging and carbonizing: collecting the cut raw materials in the step S2, and then putting the raw materials into a carbonization furnace for smokeless carbonization;

s4, crushing: crushing the massive carbon block in the step S3 in an extrusion manner;

s5, carbon powder molding: extruding the powdered carbon crushed in the step S4 by a powdered carbon forming machine to prepare charcoal particles, wherein the model of the powdered carbon forming machine is MBJ 180;

s6, packaging: manually laminating and packaging the charcoal particles extruded and formed in the step S5;

s7, warehousing: placing the charcoal particles packaged in step S6 in an area where the charcoal particles are dried and away from the fire source in a warehouse;

the operation procedures of the preparation method of the granular fuel in the steps S1-S7 need to be completed by the cooperation of the collecting box (1), the pressing device (2) and the cutting device (3), wherein the preparation method comprises the following steps:

the collecting box (1) is of a rectangular hollow structure, a through hole is formed in the upper end of the interior of the collecting box (1), a cutting device (3) is installed in the through hole, and a material pressing device (2) is installed at the upper end of the cutting device (3);

the material pressing device (2) comprises a material pressing frame (21), a driving motor (22), a rotating rod (23) and a material pressing plate (24), the material pressing frame (21) is installed at the upper end of the cutting device (3), the cross section of the material pressing frame (21) is of a trapezoidal structure, the rotating rod (23) is installed in the middle of the material pressing frame (21) through a bearing, the driving motor (22) is installed on the outer side of the material pressing frame (21) through a motor base, an output shaft of the driving motor (22) is connected with the rotating rod (23), and the material pressing plate (24) is evenly installed on the rotating rod (23) along the circumferential direction of the;

cutting device (3) include a feeding section of thick bamboo (31), slewing mechanism (32), feed mechanism (33) and shutdown mechanism (34), a feeding section of thick bamboo (31) install in collecting box (1) upper end, collecting box (1) internally mounted has slewing mechanism (32), slewing mechanism (32) upper end is located feeding section of thick bamboo (31) inside, feeding section of thick bamboo (31) inside is provided with feed mechanism (33), feed mechanism (33) and slewing mechanism (32) upper end fixed connection, slewing mechanism (32) mid-mounting has shutdown mechanism (34), shutdown mechanism (34) are located feeding section of thick bamboo (31) below.

2. The method of claim 1, wherein the method comprises the steps of: the rotating mechanism (32) comprises a rotating motor (321), a supporting frame (322), an annular plate (323) and a rotating shaft (324), the annular plate (323) is arranged inside the collecting box (1) through the supporting frame (322), the rotating motor (321) is arranged at the lower end of the annular plate (323) through a motor base, the rotating shaft (324) is arranged at the upper end of the annular plate (323) through a bearing, and an output shaft of the rotating motor (321) is connected with the rotating shaft (324).

3. The method of claim 1, wherein the method comprises the steps of: feed mechanism (33) include U type frame (331), feeding spiral (332), baffle frame (333) and broken branch chain (334), U type frame (331) pass through the support mounting in slewing mechanism (32) upper end, baffle frame (333) are installed to U type frame (331) lower extreme, feeding spiral (332) are installed to U type frame (331) outside, evenly be provided with broken branch chain (334) between the concave peak of feeding spiral (332), install on feeding cylinder (31) broken branch chain (334).

4. The method of claim 1, wherein the method comprises the steps of: cutting mechanism (34) include mounting panel (341), cutting blade (342), annular frame (343), external gear (344), connect gear (345) and internal gear (346), mounting panel (341) install on slewing mechanism (32) through the bearing, cutting blade (342) are evenly installed to mounting panel (341) outer end, annular frame (343) is installed to mounting panel (341) lower extreme, external gear (344) are installed to annular frame (343) inboard, slewing mechanism (32) are last to install internal gear (346), internal gear (346) mesh mutually with external gear (344) through connecting gear (345), connect gear (345) to pass through the bearing and install on slewing mechanism (32).

5. The method of claim 3, wherein the method comprises the steps of: broken branch chain (334) including broken blade (3341), connecting rod (3342) and expanding spring (3343), connecting rod (3342) install on feed cylinder (31) through sliding fit's mode, broken blade (3341) are installed to connecting rod (3342) inner, be provided with expanding spring (3343) on connecting rod (3342).

6. The method of claim 1, wherein the method comprises the steps of: the material pressing plates (24) are of arc-shaped structures, the scraping plates are arranged between the adjacent material pressing plates (24) and are of triangular structures, and the scraping plates are mounted on the material pressing frame (21).

7. The method of claim 3, wherein the method comprises the steps of: the cutting device is characterized in that an annular groove is formed in the upper end of the annular plate (323), a sliding block is connected to the inside of the annular groove in a sliding fit mode, a ball is arranged at the lower end of the sliding block, and the upper end of the sliding block is connected with a cutting mechanism (34).

Technical Field

The invention relates to the field of preparation of granular fuels, in particular to a preparation method of a granular fuel for a renewable clean power plant.

Background

The pellet fuel is a heating fuel made from compression of biomass. As a form of wood fuel, granular fuel is typically made from compacted sawdust or other waste produced from straw, sawn wood and other wood products, and is manufactured into several types and grades of fuel for power plants, homes and other applications in between. Particulate fuels are very dense and can be prepared with low water content, enabling them to be incinerated with very high combustion efficiency.

At present, the existing granular fuel has the following defects in the production and preparation processes: 1. when the existing equipment is used for processing raw materials such as straws, woods and the like, a mode of carbonizing after compression molding is usually adopted, so that the internal carbonization effect of the compressed raw materials is poor, the carbonization is not uniform, and the subsequent use effect of the granular dye is influenced; 2. when the existing equipment is used for cutting raw materials such as straws, woods and the like, the cutting effect is poor, the cutting is not uniform, the cut raw materials are large in size and large in occupied space, and the carbonization effect of the raw materials is influenced.

Disclosure of Invention

Technical problem to be solved

The invention can solve the problems that the carbonization effect inside the compressed raw material is poor and the carbonization is not uniform, which affects the subsequent use effect of the granular dye, and the problems that the conventional equipment usually adopts a mode of carbonizing after compression molding when processing the raw materials such as straws, wood and the like, and the conventional equipment has poor and non-uniform cutting effect when cutting the raw materials such as straws, wood and the like, and the cut raw materials have large volume, large occupied space, affect the carbonization effect of the raw materials and the like.

(II) technical scheme

In order to achieve the purpose, the invention adopts the following technical scheme that the preparation method of the renewable clean power plant granular fuel comprises the following steps:

s1, drying raw materials: the raw materials to be used are evenly dried in the sun;

s2, cutting: the raw material in the step S1 is sent into a pressing device, a feeding mechanism conveys the raw material downwards, and a cutting mechanism uniformly cuts the raw material;

s3, charging and carbonizing: collecting the cut raw materials in the step S2, and then putting the raw materials into a carbonization furnace for smokeless carbonization;

s4, crushing: crushing the massive carbon block in the step S3 in an extrusion manner;

s5, carbon powder molding: extruding the powdered carbon crushed in the step S4 by a powdered carbon forming machine to prepare charcoal particles, wherein the model of the powdered carbon forming machine is MBJ 180;

s6, packaging: manually laminating and packaging the charcoal particles extruded and formed in the step S5;

s7, warehousing: the charcoal particles packaged in step S6 are placed in an area where the charcoal particles are dried and away from the fire source in the warehouse.

The operation procedures of the preparation method of the granular fuel in the steps S1-S7 need to be matched by a collecting box, a pressing device and a cutting device to complete corresponding processing operations.

The collecting box be rectangle hollow structure, the inside upper end of collecting box is provided with the through-hole, through-hole internally mounted has cutting device, cutting device installs press device in the upper end.

Material pressing device include pressing frame, driving motor, dwang and pressure flitch, press the material frame to install in cutting device upper end, press the material frame cross-section to be trapezium structure, press the material frame middle part to install the dwang through the bearing, press the material frame outside to install driving motor through the motor cabinet, driving motor's output shaft and dwang are connected, evenly install the pressure flitch along its circumference on the dwang, concrete during operation, driving motor passes through the dwang and drives the pressure flitch and rotate, the pressure flitch can be with raw and other materials such as straw cutting device inside impressing, the cutting device of being convenient for carries out continuation processing to raw and other materials.

Cutting device include a feeding section of thick bamboo, slewing mechanism, feed mechanism and shutdown mechanism, a feeding section of thick bamboo install in the collecting box upper end, collecting box internally mounted has slewing mechanism, the slewing mechanism upper end is located inside a feeding section of thick bamboo, the inside feed mechanism that is provided with of a feeding section of thick bamboo, feed mechanism and slewing mechanism upper end fixed connection, the slewing mechanism mid-mounting has shutdown mechanism, shutdown mechanism is located a feeding section of thick bamboo below, during operation specifically, slewing mechanism drives feed mechanism and rotates, feed mechanism can drive raw and other materials and inwards carry, shutdown mechanism can evenly cut off the raw and other materials of carrying into, do benefit to the follow-up carbomorphism processing of raw and other materials.

Preferably, slewing mechanism including rotating motor, support frame, annular plate and axis of rotation, the inside annular plate that is provided with of collecting box, the annular plate passes through the support frame and installs inside the collecting box, the rotating motor is installed through the motor cabinet to the annular plate lower extreme, the axis of rotation is installed through the bearing in the annular plate upper end, the output shaft of rotating the motor is connected with the axis of rotation, specific during operation, the support frame can be fixed the annular plate, the rotating motor drives the axis of rotation and rotates, the axis of rotation can rotate feeding mechanism and shutdown mechanism differential, and then can realize the function of evenly cutting off raw and other materials.

Preferably, feed mechanism include U type frame, feeding spiral, baffle frame and broken branch chain, U type frame pass through the support mounting in the slewing mechanism upper end, the baffle frame is installed to U type frame lower extreme, the feeding spiral is installed in the U type frame outside, evenly be provided with broken branch chain between the concave peak of feeding spiral, broken branch chain is installed on a feeding section of thick bamboo, concrete during operation, when the axis of rotation rotates, the axis of rotation drives feeding spiral through U type frame and rotates, the feeding spiral and then drive raw and other materials get into inside the feeding section of thick bamboo, broken branch chain can be broken longer raw and other materials, do benefit to raw and other materials and gather together, be convenient for the follow-up cutting process of raw and other materials.

Preferably, shutdown mechanism include mounting panel, cutting blade, annular frame, external gear, connection gear and internal gear, the mounting panel pass through the bearing and install on slewing mechanism, cutting blade is evenly installed to the mounting panel outer end, the annular frame is installed to the mounting panel lower extreme, the external gear is installed to annular frame inboard, the last internal gear of installing of slewing mechanism, the internal gear meshes with the external gear through connecting the gear mutually, it installs on slewing mechanism through the bearing to connect the gear, concrete during operation, when rotating the motor and rotating, it drives the internal gear rotation to rotate the motor through the axis of rotation, the internal gear drives the annular frame through connecting the gear and rotates, the annular frame and then drives cutting blade and carry out the even cutting of continuity to raw and other materials.

Preferably, broken branch chain include crushing blade, connecting rod and expanding spring, the connecting rod pass through sliding fit's mode and install on a feeding section of thick bamboo, the crushing blade is installed to connecting rod inner, is provided with expanding spring on the connecting rod, specific during operation, crushing blade can be broken longer raw and other materials, does benefit to raw and other materials and gathers together.

Preferably, the pressure flitch be the arc structure, be provided with the scraper blade between the adjacent pressure flitch, the scraper blade is the triangle-shaped structure, the scraper blade is installed on pressing the work or material rest, the scraper blade can reject the raw and other materials of adhesion on the pressure flitch, prevent that raw and other materials from twining on the pressure flitch.

Preferably, the annular plate upper end be provided with the ring channel, the ring channel is inside to be connected with the slider through sliding fit's mode, the slider lower extreme is provided with the ball, the slider upper end is connected with shutdown mechanism.

(III) advantageous effects

1. According to the preparation method of the renewable clean power plant granular fuel, the design mode of carbonization before compression molding is adopted, so that the uniform carbonization inside the molded granular fuel can be effectively ensured, the phenomenon that the inside of the granular fuel is not carbonized is avoided, and the subsequent use of the granular fuel is facilitated;

2. according to the preparation method of the renewable clean power plant granular fuel, the cutting device can effectively cut raw materials such as straw and wood, the cutting effect is good, the cutting is uniform, the occupied space is prevented from being influenced by the larger volume of the raw materials, and the carbonization efficiency of the raw materials is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a process flow diagram of the present invention;

FIG. 2 is a schematic structural diagram of the collecting box, the pressing device and the cutting device of the present invention;

FIG. 3 is a schematic cross-sectional view of the pressing device of the present invention;

FIG. 4 is a schematic sectional view of the collecting container and the cutting device of the present invention;

fig. 5 is a schematic sectional view of the rotation mechanism and the cutting mechanism according to the present invention.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1 to 5, a method for preparing renewable clean power plant particulate fuel comprises the following steps:

s1, drying raw materials: the raw materials to be used are evenly dried in the sun;

s2, cutting: the raw material in the step S1 is fed into the inside of the pressing device 2, the feeding mechanism 33 conveys the raw material downward, and the cutting mechanism 34 uniformly cuts the raw material;

s3, charging and carbonizing: collecting the cut raw materials in the step S2, and then putting the raw materials into a carbonization furnace for smokeless carbonization;

s4, crushing: crushing the massive carbon block in the step S3 in an extrusion manner;

s5, carbon powder molding: extruding the powdered carbon crushed in the step S4 by a powdered carbon forming machine to prepare charcoal particles, wherein the model of the powdered carbon forming machine is MBJ 180;

s6, packaging: manually laminating and packaging the charcoal particles extruded and formed in the step S5;

s7, warehousing: the charcoal particles packaged in step S6 are placed in an area where the charcoal particles are dried and away from the fire source in the warehouse.

The operation procedures of the preparation method of the granular fuel in the steps S1-S7 need to be matched by the collecting box 1, the pressing device 2 and the cutting device 3 to complete corresponding processing operations.

The collecting box 1 is of a rectangular hollow structure, a through hole is formed in the upper end of the interior of the collecting box 1, a cutting device 3 is installed in the through hole, and a material pressing device 2 is installed at the upper end of the cutting device 3.

Pressing device 2 include pressing frame 21, driving motor 22, dwang 23 and pressure flitch 24, pressing frame 21 install in 3 upper ends of cutting device, pressing frame 21 cross-section is trapezium structure, pressing frame 21 middle part is installed dwang 23 through the bearing, pressing frame 21 outside is installed driving motor 22 through the motor cabinet, driving motor 22's output shaft and dwang 23 are connected, evenly install pressure flitch 24 along its circumference on the dwang 23, during specific work, driving motor 22 drives through dwang 23 and presses flitch 24 to rotate, press flitch 24 can be impressed raw and other materials such as straw inside cutting device 3, be convenient for cutting device 3 carries out continuation processing to raw and other materials.

The pressure flitch 24 be the arc structure, be provided with the scraper blade between the adjacent pressure flitch 24, the scraper blade is the triangle-shaped structure, the scraper blade is installed on pressing the work or material rest 21, the scraper blade can be rejected the raw and other materials of adhesion on the pressure flitch 24, prevent that raw and other materials from twining on the pressure flitch 24.

Cutting device 3 include a feed cylinder 31, slewing mechanism 32, feed mechanism 33 and shutdown mechanism 34, a feed cylinder 31 install in 1 upper end of collecting box, 1 internally mounted of collecting box has slewing mechanism 32, slewing mechanism 32 upper end is located inside a feed cylinder 31, feed cylinder 31 is inside to be provided with feed mechanism 33, feed mechanism 33 and slewing mechanism 32 upper end fixed connection, slewing mechanism 32 mid-mounting has shutdown mechanism 34, shutdown mechanism 34 is located a feed cylinder 31 below, when concrete work, slewing mechanism 32 drives feed mechanism 33 and rotates, feed mechanism 33 can drive raw and other materials inward conveying, shutdown mechanism 34 can evenly cut off the raw and other materials of carrying into, do benefit to the follow-up carbomorphism processing of raw and other materials.

The rotating mechanism 32 comprises a rotating motor 321, a supporting frame 322, an annular plate 323 and a rotating shaft 324, the collecting box 1 is internally provided with an annular plate 323, the annular plate 323 is arranged inside the collecting box 1 through a supporting frame 322, the lower end of the annular plate 323 is provided with a rotating motor 321 through a motor base, the upper end of the annular plate 323 is provided with a rotating shaft 324 through a bearing, the output shaft of the rotating motor 321 is connected with the rotating shaft 324, the upper end of the annular plate 323 is provided with an annular groove, the inside of the annular groove is connected with a slide block in a sliding fit mode, the lower end of the slide block is provided with a ball, the upper end of the slide block is connected with a cutting mechanism 34, when the cutting mechanism works, the supporting frame 322 can fix the annular plate 323, the rotating motor 321 drives the rotating shaft 324 to rotate, and the rotating shaft 324 can rotate the feeding mechanism 33 and the cutting mechanism 34 at different speeds, so that the raw material can be cut off uniformly.

Feed mechanism 33 include U type frame 331, feeding screw 332, baffle frame 333 and broken branch 334, U type frame 331 pass through the support mounting and in slewing mechanism 32 upper end, baffle frame 333 is installed to U type frame 331 lower extreme, feeding screw 332 is installed in the U type frame 331 outside, evenly be provided with broken branch 334 between the concave peak of feeding screw 332, broken branch 334 is installed on feeding cylinder 31, in concrete during operation, when axis of rotation 324 rotates, axis of rotation 324 drives feeding screw 332 through U type frame 331 and rotates, feeding screw 332 and then drive raw and expect to get into inside the feeding cylinder 31, broken branch 334 can be broken longer raw and expect, do benefit to raw and expect to gather together, be convenient for the follow-up cutting process of raw and expect.

Broken branch 334 include broken blade 3341, connecting rod 3342 and expanding spring 3343, connecting rod 3342 install on feed cylinder 31 through sliding fit's mode, broken blade 3341 is installed to connecting rod 3342 inner, is provided with expanding spring 3343 on the connecting rod 3342, specific during operation, broken blade 3341 can be broken longer raw and other materials, does benefit to raw and other materials and gathers together.

The cutting mechanism 34 comprises a mounting plate 341, a cutting blade 342, an annular frame 343, an external gear 344, a connecting gear 345 and an internal gear 346, the mounting plate 341 is mounted on the rotating mechanism 32 through a bearing, the cutting blade 342 is uniformly mounted at the outer end of the mounting plate 341, the annular frame 343 is mounted at the lower end of the mounting plate 341, the external gear 344 is mounted at the inner side of the annular frame 343, the internal gear 346 is mounted on the rotating mechanism 32, the internal gear 346 is meshed with the external gear 344 through the connecting gear 345, the connecting gear 345 is mounted on the rotating mechanism 32 through a bearing, in specific work, when the rotating motor 321 rotates, the rotating motor 321 drives the internal gear 346 to rotate through the rotating shaft 324, the internal gear 346 drives the annular frame 343 to rotate through the connecting gear 345, and the annular frame 343 further.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.