CN212299050U - Biomass boiler feeding device - Google Patents

Abstract

The utility model discloses a biomass boiler feed arrangement, include: the biomass boiler comprises a bottom plate, a biomass boiler body is fixedly arranged on one side of the upper part of the bottom plate, a feeding mechanism and an auxiliary mechanism are fixedly arranged on the other side of the upper part of the bottom plate, the feeding mechanism and the auxiliary mechanism are both communicated with a combustion chamber in the biomass boiler body, and the auxiliary mechanism is matched with the feeding mechanism; and the anti-sticking mechanism is matched with the feeding mechanism. The utility model discloses, its working property is more stable, can avoid adhesion biomass fuel on the inner wall of hopper, can stably carry out the feed to biomass boiler, can sneak into sufficient air with biomass fuel, and biomass fuel burns fully, can avoid biomass fuel to lead to the bad phenomenon of wasting resources and contaminated air because of burning inadequately to take place, can prevent biomass boiler's inside production negative pressure, can effectively improve biomass boiler's work efficiency.

Description

Biomass boiler feeding device

Technical Field

The utility model relates to a biomass boiler technical field, more specifically say, it relates to a biomass boiler feed arrangement.

Background

The biomass boiler is a kind of boiler, and a boiler using biomass energy as fuel is called a biomass boiler and is divided into a biomass steam boiler, a biomass hot water boiler, a biomass hot blast stove, a biomass heat-conducting oil furnace, a vertical biomass boiler, a horizontal biomass boiler and the like. Classifying the biomass boiler: horizontal biomass boiler, vertical biomass boiler. Biomass fuel gas heat-conducting oil furnace, biomass steam boiler, biomass hot water boiler and biomass heat-conducting oil furnace.

Biomass boiler feed arrangement is a device that is used for supplying biomass fuel for biomass boiler, but biomass boiler feed arrangement among the prior art, its working property is too stable, easy adhesion biomass fuel on the inner wall of magazine, feed to biomass boiler is too stable, biomass fuel is difficult to sneak into sufficient air, it is abundant to lead to biomass fuel to be difficult to the burning, it takes place because of the insufficient bad phenomenon that leads to wasting resources and contaminated air of burning to result in biomass fuel easily, current biomass boiler feed arrangement is when biomass boiler supplies biomass fuel, the inside that leads to biomass boiler easily produces the negative pressure and influences biomass boiler's normal work, thereby the work efficiency that leads to biomass boiler is lower.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a biomass boiler feed arrangement, its working property is more stable, adhesion biomass fuel on the inner wall that can avoid the magazine, can stably carry out the feed to biomass boiler, can sneak into sufficient air with biomass fuel, biomass fuel burns fully, can avoid biomass fuel to take place because of the insufficient bad phenomenon that leads to wasting the resource and contaminated air of burning, can prevent biomass boiler's inside production negative pressure, can effectively improve biomass boiler's work efficiency, in order to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a biomass boiler feed arrangement, comprising:

the biomass boiler comprises a bottom plate, a biomass boiler body is fixedly arranged on one side of the upper part of the bottom plate, a feeding mechanism and an auxiliary mechanism are fixedly arranged on the other side of the upper part of the bottom plate, the feeding mechanism and the auxiliary mechanism are both communicated with a combustion chamber in the biomass boiler body, and the auxiliary mechanism is matched with the feeding mechanism;

and the anti-sticking mechanism is matched with the feeding mechanism.

By adopting the technical scheme, the bottom plate is used for installing the feeding mechanism and the auxiliary mechanism, the feeding mechanism is used for supplying biomass fuel for the combustion chamber of the biomass boiler body, the auxiliary mechanism is used for assisting the feeding mechanism and the biomass boiler body to work, and the wall sticking prevention mechanism is used for assisting the feeding mechanism to work.

Further, the feeding mechanism comprises a supporting seat, a first motor, a cylindrical shell, a feeding hopper, an end cover, a rotating shaft, helical blades, a vertical pipe and a transverse pipe, wherein the supporting seat is fixedly arranged at the upper part of the bottom plate, the first motor is fixedly arranged at the upper part of the supporting seat through a motor base, the bottom of the cylindrical shell is fixedly connected with one side surface of the supporting seat facing the biomass boiler body through a supporting rod, the cylindrical shell is horizontally arranged, one end of the cylindrical shell facing the first motor is an open end, the other end of the cylindrical shell is a closed end, the feeding hopper is fixedly arranged at the upper part of the cylindrical shell, the feeding hopper is arranged close to the open end of the cylindrical shell, the end cover is fixedly arranged at the end part of the open end of the cylindrical shell, the rotating shaft is horizontally and fixedly arranged at the central position of the end cover through a, just the one end of rotation axis pass through the shaft coupling with the axis of rotation fixed connection of first motor, the fixed suit of helical blade is in on the rotation axis, just helical blade is located the inside of cylinder casing, the riser is vertical and install fixedly the bottom of cylinder casing, just the riser closes on the blind end setting of cylinder casing, violently manage the level and install fixedly the bottom tip of riser, violently manage dorsad the one end of supporting seat with the inside combustion chamber of biomass boiler body is linked together, the cylinder casing pass through the riser with the inside of violently managing is linked together.

Through adopting above-mentioned technical scheme, the feeding mechanism who sets up is by the supporting seat, first motor, the cylinder casing, feeding hopper, the end cover, the rotation axis, helical blade, riser and violently pipe constitute, when using, can put in biomass fuel in feeding hopper's inside, first motor drive rotation axis drives helical blade and rotates, put in the inside that biomass fuel inside feeding hopper will be conveyed the riser of cylinder casing bottom, under the action of gravity, the inside biomass fuel of riser will fall into the inside of violently managing, increase along with violently the inside biomass fuel of managing will fall into biomass boiler body and supply fuel for biomass boiler body in the combustion chamber of inside.

Further, the auxiliary mechanism comprises a fan, a first connecting pipe and a second connecting pipe, the fan is fixedly mounted on the upper portion of the bottom plate through a mounting seat, one end of the first connecting pipe is communicated with an air outlet of the fan, the other end of the first connecting pipe is communicated with the other end of the transverse pipe, one end of the second connecting pipe is communicated with the side portion of the first connecting pipe, and the other end of the second connecting pipe is communicated with a combustion chamber in the biomass boiler body.

By adopting the technical scheme, the arranged auxiliary mechanism consists of the fan, the first connecting pipe and the second connecting pipe, under the action of the fan, the inside of the first connecting pipe and the inside of the second connecting pipe can form airflow, the airflow inside the first connecting pipe is blown into the inside of the transverse pipe, so that the power for the biomass fuel inside the transverse pipe to move towards the combustion chamber inside the biomass boiler body is provided, meanwhile, sufficient air can be mixed into the biomass fuel inside the transverse pipe, the biomass fuel can be fully combusted, stable feeding can be ensured, the adverse phenomena of resource waste and air pollution caused by insufficient combustion of the biomass fuel can be avoided, in addition, the airflow inside the second connecting pipe is blown into the inside of the combustion chamber inside the biomass boiler body, the negative pressure generated inside the combustion chamber can be prevented, and sufficient air can be provided for the biomass fuel inside the combustion chamber, the working efficiency of the biomass boiler body is improved.

Furthermore, a connector matched with the first connecting pipe is fixedly installed at the end part of one end, far away from the biomass boiler body, of the transverse pipe, and the connector is communicated with the inside of the transverse pipe.

Through adopting above-mentioned technical scheme, the setting of connector for it is more convenient that first connecting pipe is connected with violently the pipe.

Furthermore, the auxiliary mechanism further comprises a one-way valve, the one-way valve is fixedly installed on the first connecting pipe, the one-way valve is located between the second connecting pipe and the fan, and the conduction direction of the one-way valve is back to the fan.

By adopting the technical scheme, the one-way valve is used for preventing airflow inside the first connecting pipe and the second connecting pipe from flowing back and bringing the airflow into the biomass fuel, so that the damage of the fan caused by the biomass fuel entering the fan can be effectively avoided.

Furthermore, the wall sticking prevention mechanism comprises a box body, a square connecting rod, a spherical block, a T-shaped fixing frame, a spring, a rotating roller, a second motor and an elliptical eccentric wheel, the box body is fixedly arranged at the upper part of the cylindrical shell through an upright post, a square guide hole is formed in one end wall of the box body facing the feeding hopper, the square connecting rod is slidably arranged in the square guide hole, the spherical block is fixedly arranged at one end part of the square connecting rod, the spherical block is positioned between the box body and the feeding hopper, the T-shaped fixing frame is fixedly arranged at the other end part of the square connecting rod and positioned in the box body, the spring is sleeved outside the square connecting rod, one end of the spring is abutted against the inner wall of one end of the box body facing the feeding hopper, the other end of the spring is abutted to the T-shaped fixing frame, the rotary roller is rotatably installed in the T-shaped fixing frame, the second motor is fixedly installed in the box body, the elliptical eccentric wheel is fixedly installed at the end part of a rotating shaft of the second motor, and the wheel surface of the elliptical eccentric wheel is abutted to the roller surface of the rotary roller.

Through adopting above-mentioned technical scheme, the antiseized wall mechanism that sets up is by the box body, square connecting rod, the spherical piece, T shape mount, a spring, change the roller, second motor and oval eccentric wheel constitute, when using, the second motor drives the rotation of oval eccentric wheel, oval eccentric wheel extrudees the change roller, the change roller drives the reciprocal rectilinear movement of spherical piece through mutually supporting the square connecting rod of drive with the spring, the spherical piece can produce the effect of constantly strikeing to the outer wall of magazine in reciprocating rectilinear movement's in-process, can avoid adhesion biomass fuel on the inner wall of magazine and influence feeding mechanism's normal use.

Furthermore, the wall sticking prevention mechanism further comprises a box cover, and the box cover is fixedly arranged on the upper portion of the box body.

Through adopting above-mentioned technical scheme, the lid can carry out fixed mounting through the screw, makes the lid dismouting more convenient like this, and the later stage of being convenient for is dismantled the lid and is maintained the inside part of box body.

Further, still fixed mounting has first control switch, second control switch and third control switch on the side of supporting seat, first control switch pass through the wire with first motor series connection, second control switch pass through the wire with second motor series connection, third control switch pass through the wire with fan series connection.

By adopting the technical scheme, the first control switch is used for controlling the first motor to work, the second control switch is used for controlling the second motor to work, and the third control switch is used for controlling the fan to work.

Further, still include the baffle, the baffle is made for C shape steel bar, just baffle fixed mounting in violently manage with the intercommunication department of biomass boiler body, just the baffle is located inside the combustion chamber of biomass boiler body.

Through adopting above-mentioned technical scheme, the baffle that sets up is used for breaking up the biomass fuel that comes out from the intercommunication department of violently managing with the biomass boiler body, can avoid biomass fuel to pile up and lead to the burning insufficient in one.

Furthermore, the bottom of the bottom plate is fixedly provided with four universal wheels, the four universal wheels are symmetrically arranged and are self-locking universal wheels.

Through adopting above-mentioned technical scheme, the device of being convenient for removes through four universal wheels to make the device be convenient for remove, convenient to use, in addition, all set up the universal wheel into from locking-type universal wheel, make the device can the latched position when need not remove, the practicality is better.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model is provided with an auxiliary mechanism which is composed of a fan, a first connecting pipe and a second connecting pipe, under the action of the fan, the inside of the first connecting pipe and the inside of the second connecting pipe can form airflow, the airflow inside the first connecting pipe is blown into the inside of the horizontal pipe, thereby not only providing power for the biomass fuel inside the horizontal pipe to move towards the combustion chamber inside the biomass boiler body, but also mixing sufficient air into the biomass fuel inside the horizontal pipe, thereby not only being beneficial to the sufficient combustion of the biomass fuel, but also ensuring stable feeding, simultaneously avoiding the bad phenomena of resource waste and air pollution caused by the insufficient combustion of the biomass fuel, in addition, the airflow inside the second connecting pipe is blown into the inside of the combustion chamber inside the biomass boiler body, not only preventing the inside of the combustion chamber from generating negative pressure, but also providing sufficient air for the biomass fuel inside the combustion chamber, the working efficiency of the biomass boiler body can be effectively improved;

2. the utility model discloses, the antiseized wall mechanism of setting is by the box body, square connecting rod, the spherical piece, the T shape mount, a spring, change the roller, second motor and oval eccentric wheel constitute, when using, the second motor drives oval eccentric wheel rotatory, oval eccentric wheel extrudees to the change roller, change the roller through with the spring square connecting rod of drive mutually support and drive the reciprocal linear motion of spherical piece, the spherical piece can produce a constantly effect of strikeing to the outer wall of magazine at reciprocal linear motion's in-process, can avoid adhesion biomass fuel on the inner wall of magazine and influence feeding mechanism's normal use, thereby make the device working property more stable.

Drawings

FIG. 1 is a schematic structural diagram of a feeding device of a biomass boiler according to an embodiment;

FIG. 2 is one of the schematic structural views from another perspective of a feeding device of a biomass boiler according to an embodiment;

FIG. 3 is a second schematic structural view of another perspective of a feeding device of an embodiment of a biomass boiler;

FIG. 4 is a schematic cross-sectional view of a feed mechanism according to one embodiment;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

FIG. 6 is a schematic cross-sectional view of one embodiment of a biomass boiler body;

fig. 7 is an enlarged schematic view of the structure at B in fig. 6.

In the figure: 1. a base plate; 2. a feeding mechanism; 201. a supporting seat; 202. a motor base; 203. a first motor; 204. a cylindrical housing; 205. a feeding hopper; 206. a connecting port; 207. a transverse tube; 208. a riser; 209. a support bar; 210. a coupling; 211. an end cap; 212. a helical blade; 213. a rotating shaft; 3. an auxiliary mechanism; 301. a fan; 302. a one-way valve; 303. a first connecting pipe; 304. a second connecting pipe; 305. assembling a base; 4. a wall sticking prevention mechanism; 401. a box body; 402. a box cover; 403. a second motor; 404. rotating the roller; 405. a spring; 406. a square connecting rod; 407. a spherical block; 408. a T-shaped fixing frame; 409. an elliptical eccentric wheel; 410. A column; 5. a biomass boiler body; 6. a universal wheel; 7. a first control switch; 8. a second control switch; 9. a third control switch; 10. and a baffle plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1 to 7.

Example 1

A biomass boiler feeding device is shown in figures 1-3 and comprises a bottom plate 1 and an anti-sticking wall mechanism 4, wherein a biomass boiler body 5 is fixedly mounted on one side of the upper portion of the bottom plate 1, a feeding mechanism 2 and an auxiliary mechanism 3 are fixedly mounted on the other side of the upper portion of the bottom plate 1, the feeding mechanism 2 and the auxiliary mechanism 3 are communicated with a combustion chamber inside the biomass boiler body 5, the auxiliary mechanism 3 is matched with the feeding mechanism 2, and the anti-sticking wall mechanism 4 is matched with the feeding mechanism 2. The bottom plate 1 is used for installing the feeding mechanism 2 and the auxiliary mechanism 3, the feeding mechanism 2 is used for supplying biomass fuel for a combustion chamber of the biomass boiler body 5, the auxiliary mechanism 3 is used for assisting the feeding mechanism 2 and the biomass boiler body 5 to work, and the wall sticking prevention mechanism 4 is used for assisting the feeding mechanism 2 to work.

As shown in fig. 1 and 4, the feeding mechanism 2 includes a supporting base 201, a first motor 203, a cylindrical shell 204, an input hopper 205, an end cap 211, a rotating shaft 213, a spiral blade 212, a vertical pipe 208, and a horizontal pipe 207, the supporting base 201 is fixedly installed on the upper portion of the bottom plate 1, the first motor 203 is fixedly installed on the upper portion of the supporting base 201 through a motor base 202, the bottom of the cylindrical shell 204 is fixedly connected to one side surface of the supporting base 201 facing the biomass boiler body 5 through a supporting rod 209, the cylindrical shell 204 is horizontally disposed, one end of the cylindrical shell 204 facing the first motor 203 is an open end, the other end of the cylindrical shell 204 is a closed end, the input hopper 205 is fixedly installed on the upper portion of the cylindrical shell 204, and the input hopper 205 is disposed adjacent to the open end of the cylindrical shell 204, the end cap 211 is fixedly installed at an open end portion of the cylindrical housing 204, the rotation shaft 213 is horizontally and fixedly installed at a central position of the end cap 211 through a bearing, one end of the rotating shaft 213 is fixedly connected with the rotating shaft of the first motor 203 through a coupling 210, the helical blade 212 is fixedly sleeved on the rotating shaft 213, and the helical blades 212 are located inside the cylindrical shell 204, the stand pipe 208 is vertically and fixedly installed at the bottom of the cylindrical shell 204, and the stand pipe 208 is disposed adjacent to the closed end of the cylindrical shell 204, the cross pipe 207 is horizontally and fixedly installed at the bottom end of the stand pipe 208, one end of the horizontal pipe 207, which faces away from the supporting seat 201, is communicated with a combustion chamber inside the biomass boiler body 5, the cylindrical housing 204 communicates with the interior of the cross tube 207 through the stand pipe 208. The arranged feeding mechanism 2 is composed of a supporting seat 201, a first motor 203, a cylindrical shell 204, a feeding hopper 205, an end cover 211, a rotating shaft 213, helical blades 212, a vertical pipe 208 and a transverse pipe 207, when in use, biomass fuel can be put into the feeding hopper 205, the first motor 203 drives the rotating shaft 213 to drive the helical blades 212 to rotate, the biomass fuel put into the feeding hopper 205 can be transmitted into the vertical pipe 208 at the bottom of the cylindrical shell 204, under the action of gravity, the biomass fuel in the vertical pipe 208 can fall into the transverse pipe 207, and along with the increase of the biomass fuel in the transverse pipe 207, the biomass fuel can fall into a combustion chamber in the biomass boiler body 5 to supply fuel for the biomass boiler body 5.

As shown in fig. 1 and 2, the auxiliary mechanism 3 includes a fan 301, a first connecting pipe 303 and a second connecting pipe 304, the fan 301 is fixedly mounted on the upper portion of the bottom plate 1 through an assembling seat 305, one end of the first connecting pipe 303 is communicated with an air outlet of the fan 301, the other end of the first connecting pipe 303 is communicated with the other end of the horizontal pipe 207, one end of the second connecting pipe 304 is communicated with a side portion of the first connecting pipe 303, and the other end of the second connecting pipe 304 is communicated with a combustion chamber inside the biomass boiler body 5. The arranged auxiliary mechanism 3 is composed of a fan 301, a first connecting pipe 303 and a second connecting pipe 304, under the action of the fan 301, airflow can be formed inside the first connecting pipe 303 and the second connecting pipe 304, the airflow inside the first connecting pipe 303 is blown into the transverse pipe 207, power for moving the biomass fuel inside the transverse pipe 207 towards a combustion chamber inside the biomass boiler body 5 is provided, meanwhile, sufficient air can be mixed into the biomass fuel inside the transverse pipe 207, sufficient combustion of the biomass fuel is facilitated, stable feeding can be guaranteed, the adverse phenomena that the biomass fuel wastes resources and pollutes air due to insufficient combustion can be avoided, in addition, the airflow inside the second connecting pipe 304 is blown into the combustion chamber inside the biomass boiler body 5, negative pressure can be prevented from being generated inside the combustion chamber, sufficient air can be provided for the biomass fuel in the combustion chamber, and the working efficiency of the biomass boiler body 5 is improved.

As shown in fig. 2 and 6, a connection port 206 matched with the first connection pipe 303 is further fixedly installed at one end of the transverse pipe 207 far away from the biomass boiler body 5, and the connection port 206 is communicated with the inside of the transverse pipe 207. Connection port 206 is provided so that first connection pipe 303 is conveniently connected to cross pipe 207.

As shown in fig. 2, the auxiliary mechanism 3 further includes a one-way valve 302, the one-way valve 302 is fixedly installed on the first connecting pipe 303, the one-way valve 302 is located between the second connecting pipe 304 and the blower 301, and a conduction direction of the one-way valve 302 is set back to the blower 301. The check valve 302 is used for preventing airflow inside the first connecting pipe 303 and the second connecting pipe 304 from flowing back and being carried into the biomass fuel, so that the biomass fuel can be effectively prevented from entering the inside of the fan 301 to cause damage to the fan 301.

As shown in fig. 1 and 4-5, the anti-sticking mechanism 4 includes a box 401, a square connecting rod 406, a spherical block 407, a T-shaped fixing frame 408, a spring 405, a rotating roller 404, a second motor 403 and an elliptical eccentric 409, the box 401 is fixedly mounted on the upper portion of the cylindrical housing 204 through an upright 410, a square guide hole is opened on one end wall of the box 401 facing the feeding hopper 205, the square connecting rod 406 is slidably mounted inside the square guide hole, the spherical block 407 is fixedly mounted on one end portion of the square connecting rod 406, the spherical block 407 is located between the box 401 and the feeding hopper 205, the T-shaped fixing frame 408 is fixedly mounted on the other end portion of the square connecting rod 406, the T-shaped fixing frame 408 is located inside the box 401, and the spring 405 is sleeved outside the square connecting rod 406, one end of the spring 405 is abutted to the inner wall of one end, facing the feeding hopper 205, of the box body 401, the other end of the spring 405 is abutted to the T-shaped fixing frame 408, the rotating roller 404 is rotatably installed in the T-shaped fixing frame 408, the second motor 403 is fixedly installed in the box body 401, the elliptical eccentric wheel 409 is fixedly installed at the end part of a rotating shaft of the second motor 403, and the wheel surface of the elliptical eccentric wheel 409 is abutted to the roller surface of the rotating roller 404. The anti-sticking mechanism 4 is composed of a box body 401, a square connecting rod 406, a spherical block 407, a T-shaped fixing frame 408, a spring 405, a rotating roller 404, a second motor 403 and an elliptical eccentric wheel 409, when the anti-sticking mechanism is used, the elliptical eccentric wheel 409 is driven by the second motor 403 to rotate, the elliptical eccentric wheel 409 extrudes the rotating roller 404, the rotating roller 404 drives the square connecting rod 406 to drive the spherical block 407 to reciprocate and linearly move through being matched with the spring 405, the spherical block 407 can generate a continuous knocking effect on the outer wall of the feeding hopper 205 in the reciprocating linear movement process, and the phenomenon that biomass fuel is adhered to the inner wall of the feeding hopper 205 to affect the normal use of the feeding mechanism 2 can be avoided.

As shown in fig. 1-2 and 5, the anti-sticking mechanism 4 further includes a box cover 402, and the box cover 402 is fixedly installed on the upper portion of the box body 401. The box cover 402 can be fixedly installed through screws, so that the box cover 402 is convenient to disassemble and assemble, and the box cover 402 can be conveniently disassembled at the later stage to maintain the components inside the box body 401.

As shown in fig. 1, 2 and 5, a first control switch 7, a second control switch 8 and a third control switch 9 are further fixedly mounted on one side surface of the support base 201, the first control switch 7 is connected with the first motor 203 in series through a wire, the second control switch 8 is connected with the second motor 403 in series through a wire, and the third control switch 9 is connected with the fan 301 in series through a wire. The first control switch 7 is used for controlling the first motor 203 to work, the second control switch 8 is used for controlling the second motor 403 to work, and the third control switch 9 is used for controlling the fan 301 to work.

As shown in fig. 6 and 7, the biomass boiler further comprises a baffle 10, the baffle 10 is made of a C-shaped steel bar, the baffle 10 is fixedly installed at a communication position of the horizontal pipe 207 and the biomass boiler body 5, and the baffle 10 is located inside a combustion chamber of the biomass boiler body 5. The baffle 10 that sets up is used for breaking up the biomass fuel that comes out from the intercommunication department of violently pipe 207 and biomass boiler body 5, can avoid biomass fuel to pile up and lead to the burning inadequately at one.

As shown in fig. 3, four universal wheels 6 are further fixedly mounted at the bottom of the bottom plate 1, the four universal wheels 6 are symmetrically arranged, and the four universal wheels 6 are self-locking universal wheels. The device of being convenient for removes through four universal wheels 6 to make the device be convenient for remove, convenient to use, in addition, all set up universal wheel 6 into from locking-type universal wheel, make the device can the latched position when not needing to remove, the practicality is better.

It should be noted that, in this embodiment, the first motor 203 and the second motor 403 may both be reduction motors.

Example 2

The difference from the embodiment 1 is that the surface of the biomass boiler body 5 is further provided with a protective layer, and the protective layer is prepared by the following method:

weighing the following raw materials in parts by weight: 30-45 parts of epoxy resin, 25-35 parts of nano ceramic hollow particles, 18-26 parts of silicon-aluminum fibers, 12-16 parts of phenolic resin, 8-10 parts of mica powder, 15-20 parts of acrylic emulsion, 2-4 parts of alcohol ester, 2-4 parts of triethanolamine, 1-3 parts of emulsified silicone oil and 30-50 parts of water;

s1, adding the weighed acrylic emulsion, alcohol ester dodeca, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 30-40min at the stirring speed of 600-;

s2, adding epoxy resin, silicon-aluminum fiber, phenolic resin and mica powder into a pulverizer to pulverize until the particle diameter of the material is not more than 30um, and preparing a mixed powder material;

s3, adding the mixed solution prepared in the step S1, the mixed powder material prepared in the step S2 and the nano ceramic hollow particles into a reaction kettle, stirring for 30-40min, setting the stirring speed of the reaction kettle to be 700-900r/min and the temperature to be 80-100 ℃, and thus preparing the protective coating;

s4, cleaning the surface of the biomass boiler body 5, drying the surface by using a fan, and uniformly spraying the protective coating prepared in the step S3 on the dried surface of the biomass boiler body 5 by using a high-pressure sprayer spray gun to form a coating with the thickness of 2-3 mm;

s5, drying the biomass boiler body 5 sprayed with the protective coating in the step S4 in a drying chamber at the drying temperature of 140 ℃ and 180 ℃ for 50-70min to obtain the protective layer on the surface of the biomass boiler body 5.

The biomass boiler body 5 of examples 1-2 was tested in the laboratory for its insulation performance under the same conditions as follows:

two identical articles having a temperature of 100 ℃ were placed inside the biomass boiler body 5 of examples 1-2, respectively, and were placed in a closed state for 3 hours, and the results of taking out and measuring the surface temperatures of the two identical articles were as follows:

examples	Results
		Example 1	The surface of the object has a temperature of 30 ℃ close to room temperature
Example 2	The surface temperature of the article is 80 DEG C

The embodiment 2 is the optimal embodiment according to comparative analysis of the test results in the above table, by adopting the above technical scheme, the process for preparing the protective coating is simple in steps and easy to implement, the prepared protective coating is moderate in viscosity, not easy to layer, convenient to spray, free of bubble generation, fully combined in components and good in comprehensive performance, so that the protective coating can form a good coating after spraying, is not easy to generate cracks, and has a good film forming effect, the prepared protective layer has good corrosion resistance, heat insulation and ageing resistance, and good adhesiveness and is not easy to fall off, the corrosion resistance, heat insulation and ageing resistance of the biomass boiler body 5 can be effectively improved, and the heat insulation performance of the biomass boiler body 5 is good.

The working principle is as follows: when the biomass boiler feeding device is used, biomass fuel is put in the feeding hopper 205, the first motor 203 is controlled by the first control switch 7 to drive the rotating shaft 213 to drive the helical blade 212 to rotate, the biomass fuel put in the feeding hopper 205 is conveyed to the inside of the vertical pipe 208 at the bottom of the cylindrical shell 204, under the action of gravity, the biomass fuel in the vertical pipe 208 falls into the horizontal pipe 207, the biomass fuel in the horizontal pipe 207 is increased to fall into a combustion chamber in the biomass boiler body 5 to supply fuel for the biomass boiler body 5, the second motor 403 is controlled by the second control switch 8 to work, the second motor drives the elliptical eccentric wheel 409 to rotate, the elliptical eccentric wheel 409 extrudes the rotating roller 404, the rotating roller 404 drives the square connecting rod 406 to drive the spherical block 407 to reciprocate and move linearly through the cooperation with the spring 405, the spherical block 407 can generate a continuous knocking effect on the outer wall of the feeding hopper 205 in the reciprocating linear movement process, so that the influence on the normal use of the feeding mechanism 2 caused by the adhesion of biomass fuel on the inner wall of the feeding hopper 205 can be avoided, meanwhile, the fan 301 is controlled to work through the third control switch 9, the fan 301 blows air to the inside of the first connecting pipe 303 and the second connecting pipe 304, the inside of the first connecting pipe 303 and the inside of the second connecting pipe 304 can form air flow, the air flow inside the first connecting pipe 303 is blown into the inside of the transverse pipe 207, not only is power for the biomass fuel inside the transverse pipe 207 to move towards the combustion chamber inside the biomass boiler body 5 provided, but also sufficient air can be mixed into the biomass fuel inside the transverse pipe 207, so that the biomass fuel can be fully combusted, stable feeding can be ensured, and meanwhile, the undesirable phenomena of resource waste and air pollution caused by insufficient combustion of the biomass fuel can be avoided, in addition, the inside air current of second connecting pipe 304 blows in the inside of the inside combustion chamber of biomass boiler body 5, not only can prevent that the inside of combustion chamber from producing the negative pressure, can also provide sufficient air for the inside biomass fuel of combustion chamber, is favorable to improving biomass boiler body 5's work efficiency.

The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art. The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (10)

1. A biomass boiler feed arrangement which characterized in that: the method comprises the following steps:

the biomass boiler comprises a bottom plate (1), wherein a biomass boiler body (5) is fixedly installed on one side of the upper portion of the bottom plate (1), a feeding mechanism (2) and an auxiliary mechanism (3) are fixedly installed on the other side of the upper portion of the bottom plate (1), the feeding mechanism (2) and the auxiliary mechanism (3) are communicated with a combustion chamber in the biomass boiler body (5), and the auxiliary mechanism (3) is matched with the feeding mechanism (2);

the anti-sticking mechanism (4) is matched with the feeding mechanism (2).

2. The feeding device of the biomass boiler according to claim 1, characterized in that: the feeding mechanism (2) comprises a supporting seat (201), a first motor (203), a cylindrical shell (204), a feeding hopper (205), an end cover (211), a rotating shaft (213), helical blades (212), a vertical pipe (208) and a transverse pipe (207), wherein the supporting seat (201) is fixedly arranged at the upper part of the bottom plate (1), the first motor (203) is fixedly arranged at the upper part of the supporting seat (201) through a motor base (202), the bottom of the cylindrical shell (204) is fixedly connected with one side surface of the supporting seat (201) facing the biomass boiler body (5) through a supporting rod (209), the cylindrical shell (204) is horizontally arranged, one end of the cylindrical shell (204) facing the first motor (203) is an open end, the other end of the cylindrical shell (204) is a closed end, and the feeding hopper (205) is fixedly arranged at the upper part of the cylindrical shell (204), the feeding hopper (205) is arranged close to the open end of the cylindrical shell (204), the end cover (211) is fixedly installed at the open end of the cylindrical shell (204), the rotating shaft (213) is horizontally and fixedly installed at the central position of the end cover (211) through a bearing, one end of the rotating shaft (213) is fixedly connected with the rotating shaft of the first motor (203) through a coupling (210), the helical blade (212) is fixedly sleeved on the rotating shaft (213), the helical blade (212) is positioned inside the cylindrical shell (204), the vertical pipe (208) is vertically and fixedly installed at the bottom of the cylindrical shell (204), the vertical pipe (208) is arranged close to the closed end of the cylindrical shell (204), the horizontal pipe (207) is horizontally and fixedly installed at the bottom end of the vertical pipe (208), one end of the transverse pipe (207), which is back to the supporting seat (201), is communicated with a combustion chamber inside the biomass boiler body (5), and the cylindrical shell (204) is communicated with the inside of the transverse pipe (207) through the vertical pipe (208).

3. A biomass boiler feeding device according to claim 2, characterized in that: the auxiliary mechanism (3) comprises a fan (301), a first connecting pipe (303) and a second connecting pipe (304), the fan (301) is fixedly mounted on the upper portion of the bottom plate (1) through a mounting seat (305), one end of the first connecting pipe (303) is communicated with an air outlet of the fan (301), the other end of the first connecting pipe (303) is communicated with the other end of the transverse pipe (207), one end of the second connecting pipe (304) is communicated with the side portion of the first connecting pipe (303), and the other end of the second connecting pipe (304) is communicated with a combustion chamber inside the biomass boiler body (5).

4. A biomass boiler feeding device according to claim 3, characterized in that: a connecting port (206) matched with the first connecting pipe (303) is further fixedly mounted at the end part of one end, far away from the biomass boiler body (5), of the transverse pipe (207), and the connecting port (206) is communicated with the inside of the transverse pipe (207).

5. A biomass boiler feeding device according to claim 3, characterized in that: the auxiliary mechanism (3) further comprises a one-way valve (302), the one-way valve (302) is fixedly installed on the first connecting pipe (303), the one-way valve (302) is located between the second connecting pipe (304) and the fan (301), and the conduction direction of the one-way valve (302) is back to the fan (301).

6. A biomass boiler feeding device according to claim 3, characterized in that: the anti-sticking wall mechanism (4) comprises a box body (401), a square connecting rod (406), a spherical block (407), a T-shaped fixing frame (408), a spring (405), a rotating roller (404), a second motor (403) and an elliptical eccentric wheel (409), wherein the box body (401) is fixedly installed on the upper part of the cylindrical shell (204) through an upright post (410), a square guide hole is formed in one end wall of the box body (401) facing the feeding hopper (205), the square connecting rod (406) is installed inside the square guide hole in a sliding mode, the spherical block (407) is fixedly installed at one end part of the square connecting rod (406), the spherical block (407) is located between the box body (401) and the feeding hopper (205), the T-shaped fixing frame (408) is fixedly installed at the other end part of the square connecting rod (406), and the T-shaped fixing frame (408) is located inside the box body (401), spring (405) suit is in the outside of square connecting rod (406), the one end of spring (405) with box body (401) orientation the one end inner wall of magazine (205) offsets, and states the other end of spring (405) and T shape mount (408) offsets, it installs to change roller (404) rotation the inside of T shape mount (408), second motor (403) fixed mounting in the inside of box body (401), oval eccentric wheel (409) fixed mounting in the axis of rotation tip of second motor (403), just the wheel face of oval eccentric wheel (409) with the roller face of changeing roller (404) offsets.

7. The feeding device of the biomass boiler according to claim 6, characterized in that: the anti-sticking wall mechanism (4) further comprises a box cover (402), and the box cover (402) is fixedly arranged on the upper part of the box body (401).

8. The feeding device of the biomass boiler according to claim 6, characterized in that: still fixed mounting has first control switch (7), second control switch (8) and third control switch (9) on the side of supporting seat (201), first control switch (7) pass through the wire with first motor (203) series connection, second control switch (8) pass through the wire with second motor (403) series connection, third control switch (9) pass through the wire with fan (301) series connection.

9. A biomass boiler feeding device according to claim 2, characterized in that: still include baffle (10), baffle (10) are made for C shape steel bar, just baffle (10) fixed mounting in violently manage (207) with the intercommunication department of biomass boiler body (5), just baffle (10) are located inside the combustion chamber of biomass boiler body (5).

10. The feeding device of the biomass boiler according to claim 1, characterized in that: the bottom of the bottom plate (1) is also fixedly provided with four universal wheels (6), the four universal wheels (6) are symmetrically arranged, and the four universal wheels (6) are self-locking universal wheels.

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