CN211316212U

CN211316212U - Novel biomass granular fuel furnace grate with decoking function

Info

Publication number: CN211316212U
Application number: CN201921419176.5U
Authority: CN
Inventors: 梁海焘; 张春雨; 曹强; 杨宾; 黄丹丹; 曹向虎; 路超; 鲍官培
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-08-21
Anticipated expiration: 2029-08-29

Abstract

The utility model relates to a living beings pellet fuel stove technical field specifically is a novel living beings pellet fuel stove grate with decoking function, including the push rod, the one end and the scraper blade of push rod are connected, are equipped with the scraper blade limiting plate on the scraper blade, and the other end of push rod is connected with the electric jar that can realize rectilinear reciprocating motion, and the scraper blade is installed on the grate plate, and the grate plate passes through the location mounting hole on grate fixed plate and the grate plate and installs the combustion chamber below at living beings pellet fuel stove. The utility model discloses simple structure can be in the work of living beings pellet fuel stove, through the reciprocating motion of electric jar push rod for the scraper blade is automatically rubbed with the hands on the grate plate and is extruded, and the crushing furnace bottom of falling into of impurity such as coking deposition that produces when burning living beings pellet fuel has realized the automatic decoking function of grate plate, makes living beings pellet fuel stove can stable operation in succession, has improved combustion efficiency, has saved the human cost, has further improved economic benefits.

Description

Novel biomass granular fuel furnace grate with decoking function

Technical Field

The utility model relates to a living beings pellet fuel stove technical field specifically is a novel living beings pellet fuel stove grate with decoking function.

Background

The biomass particle fuel furnace is a combustion furnace which takes agricultural and forestry waste particles such as crop straws and the like as fuel and works in a semi-gasification combustion mode. The biomass granular fuel furnace effectively avoids the problems of slag bonding and the like of straw granules in the direct combustion process, and adopts an accurate control mode to realize the processes of air distribution, feeding, gasification, combustion and the like, so that the biomass granular fuel realizes efficient clean combustion in the furnace. The biomass pellet fuel furnace can output high-temperature flame and smoke, can be directly connected with energy-using equipment such as boilers, industrial kilns and the like, and is very widely applied in the market of China.

Most of the existing biomass particle fuel furnaces at home and abroad have serious coking and ash deposition on the fire grate in the hearth along with the increase of the use times, if the coke is not removed in time, the combustion efficiency of the fuel furnace is reduced, the temperature of the hearth is too high, even a large amount of black smoke and spark rebound and other problems occur, but a large amount of time is usually consumed for removing the coke from the fire grate in a manual mode, the operation space is narrow, the operation difficulty is higher, the sanitary condition is poorer, and operators are not easy to call. Therefore, by researching and referring to the combustion chambers of the biomass particle fuel furnace at home and abroad, the novel biomass particle fuel furnace grate with the decoking function is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel living beings pellet fuel stove grate with decoking function to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel living beings pellet fuel furnace grate with decoking function, includes the grate plate, many vertical small openings that set up are evenly seted up on the surface of grate plate, the upper end surface of grate plate is equipped with the scraper blade, a plurality of pieces of scraping of lower extreme equidistance fixedly connected with of scraper blade, scrape the piece and cooperate with the small opening, two sets of bolt holes have been seted up to the upper end of scraper blade, scraper blade bolted connection has two push rods, two the one end fixedly connected with link of scraper blade is kept away from to the push rod, the link has the connecting plate through bolted connection, the connecting plate welding has electric putter's one end, electric putter's the other end is connected with the electric jar.

Preferably, the electric cylinder can be dismantled fixedly connected with mount, the mount is two sets of triangle-shaped supports, and is two sets of the bottom and the multiunit connecting rod welding of triangle-shaped support are one set of the lateral wall top and the electric cylinder bolted connection of triangle-shaped support are one set of the through-hole has been seted up on the lateral wall top of triangle-shaped support, the one end of electric cylinder runs through in the through-hole.

Preferably, a set of positioning installation grooves are formed in two ends of the upper surface of the grate plate, a set of positioning installation holes are formed in two sides of each positioning installation groove, and the positioning installation holes are formed in the surface of the grate plate.

Preferably, a grate fixing plate is arranged on one side, close to the electric cylinder, of the lower end of the grate plate, positioning mounting holes are formed in the two ends of the surface of the grate fixing plate, two groups of connecting blocks are fixedly connected to the upper end of the grate fixing plate, positioning mounting holes are formed in the surfaces of the two groups of connecting blocks, and the positions of the positioning mounting holes in the surfaces of the two groups of connecting blocks correspond to the positions of the two groups of positioning mounting holes in the surface of the grate fixing plate.

Preferably, the four groups of scraper limiting plates are fixedly connected to the lower ends of the scraper blocks, bolt holes are formed in the surfaces of the scraper limiting plates, and scraper limiting pins are detachably connected between two adjacent groups of scraper limiting plates.

Preferably, the number of the scraping blocks is equal to that of the leakage holes, and the distance between every two adjacent scraping blocks is equal to that between every two adjacent leakage holes.

Compared with the prior art, the beneficial effects of the utility model are that:

1) this novel living beings pellet fuel furnace grate with decoking function, its simple structure, it is easy and simple to handle, can be in living beings pellet fuel furnace work, reciprocating motion through the electric jar push rod for the scraper blade is automatically rubbed and is extruded on the grate plate, extrude impurity such as coking deposition ash that produces when burning living beings pellet fuel and break and fall into the furnace bottom, the automatic decoking function of grate plate has been realized, make living beings pellet fuel furnace can stable work in succession, combustion efficiency is improved, the human cost has been saved, economic benefits has further been improved.

2) This novel living beings pellet fuel furnace grate with decoking function, its scraper blade, scraper blade spacer pin, grate plate and grate fixed plate all can be dismantled, are convenient for can in time change new part when each part wearing and tearing became invalid.

3) This novel living beings pellet fuel furnace grate with decoking function, its grate plate pass through the grate fixed plate and the location mounting hole on the grate plate install in the combustion chamber below of living beings pellet fuel furnace, have guaranteed that each module of living beings pellet fuel furnace is complete, can normally work.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings 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 invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first perspective view of the present invention;

fig. 2 is a second schematic perspective view of the present invention;

fig. 3 is a schematic view of the installation of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

the grate comprises a grate plate 1, a positioning mounting hole 2, a grate fixing plate 3, a scraper plate 4, a push rod 5, an electric push rod 6, an electric cylinder 7, a scraper plate limit plate 8, a scraper plate limit pin 9, a leak hole 10, a scraper block 11, a connecting frame 12, a connecting plate 13, a fixing frame 14, a positioning mounting groove 15 and a connecting block 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a novel biomass particle fuel furnace grate with a decoking function comprises a grate plate 1, wherein a plurality of longitudinally arranged leak holes 10 are uniformly formed in the surface of the grate plate 1, a scraper 4 is arranged on the upper end surface of the grate plate 1, a plurality of scraping blocks 11 are fixedly connected to the lower end of the scraper 4 at equal intervals, the scraping blocks 11 are matched with the leak holes 10, two groups of bolt holes are formed in the upper end of the scraper 4, the scraper 4 is in bolted connection with two push rods 5, one ends of the two push rods 5, which are far away from the scraper 4, are fixedly connected with a connecting frame 12, the connecting frame 12 is connected with a connecting plate 13 through bolts, one end of an electric push rod 6 is welded on the connecting plate 13, the other end of, the electric cylinder 7 drives the electric push rod 6 to reciprocate, so that the scraper 4 rubs and extrudes the coking and dust deposition on the grate plate 1, and the impurities such as coking and dust deposition generated during the combustion of the biomass granular fuel are extruded and crushed to fall into the bottom of the hearth.

Wherein, fixedly connected with mount 14 can be dismantled to electric jar 7, mount 14 is two sets of triangle-shaped supports, the bottom and the multiunit connecting rod welding of two sets of triangle-shaped supports, the lateral wall top and the electric jar 7 bolted connection of a set of triangle-shaped support, the through-hole has been seted up on the lateral wall top of a set of triangle-shaped support, the one end of electric jar 7 runs through in the through-hole, the bottom and the fuel furnace bottom end fixed connection of mount 14, fix electric jar 7 in one side of combustion chamber through mount 14, play the supporting role to the device.

Wherein, a set of location mounting groove 15 has all been seted up at the both ends of grate plate 1 upper surface, and the both sides of location mounting groove 15 all are equipped with a set of location mounting hole 2, and location mounting hole 2 is all seted up in the surface of grate plate 1, fixes grate plate 1 at the lower extreme of combustion chamber through the location mounting hole 2 on grate plate 1 surface.

Wherein, one side that 1 lower extreme of grate plate is close to electric jar 7 is equipped with grate fixed plate 3, location mounting hole 2 is all seted up at the surperficial both ends of grate fixed plate 3, two sets of connecting blocks 16 of fixedly connected with are still gone up to grate fixed plate 3, location mounting hole 2 is seted up on the surface of two sets of connecting blocks 16, the position that is located the location mounting hole 2 on two sets of connecting blocks 16 surfaces is corresponding with the position of two sets of location mounting holes 2 on 3 surfaces of grate fixed plate, fix a position mounting hole 2 on 3 surfaces of grate fixed plate 3 through the support lateral wall at the combustion chamber lower extreme with grate fixed plate 3.

Wherein, the bolt hole has been seted up on the lower extreme fixedly connected with scraper blade limiting plate 8 of four groups scraping piece 11, the bolt hole can be dismantled between two sets of adjacent scraper blade limiting plates 8 and be connected with scraper blade spacer pin 9, through inserting scraper blade limiting plate 8 in the small opening 10 below of grate plate 1 for scraper blade 4 can remove according to the route of regulation on grate plate 1, scraper blade limiting plate 8 on be equipped with scraper blade spacer pin 9, the perk has avoided scraper blade 4 when moving on grate plate 1 to lead to the unable condition of scraping impurity such as coking deposition.

The quantity of the scraping blocks 11 is equal to that of the leakage holes 10, and the distance between every two adjacent scraping blocks 11 is equal to that between every two adjacent leakage holes 10.

Wherein, the external linear reciprocating electric cylinder 7 can be replaced by a hydraulic cylinder, an air cylinder, an electric push rod, a crank push rod device, a gear rack device and the like.

Wherein, the accessible is installed the sensor and is formulated control program through programming such as PLC, singlechip on grate plate 1, controls electric jar 7, realizes control automation.

The specific working principle is as follows:

this novel living beings pellet fuel furnace grate with decoking function is at the during operation, operating personnel sees through the fire observation mouth of fuel furnace regularly and observes the burning condition and the grate condition in the furnace, when producing more coking deposition on discovery grate plate 1 or observe that the fuel furnace begins to emit black cigarette, start the grate decoking function, make jar 7 control switch that charges, electricity jar push rod 6 connecting push rod 5 drive scraper blade 4, when the straight reciprocating motion of electricity jar push rod 6, scraper blade 4 carries out reciprocating motion on grate plate 1, make scraping block 10 rub the extrusion to the impurity that produces in the combustion chamber in leak hole 11, impurity such as coking deposition falls into the slagging plate below the grate after the extrusion breakage. After the biomass particle fuel furnace is stopped, impurities such as ash, coke slag and the like are cleaned out from the slag removing plate at the bottom of the hearth through tools.

The utility model relates to a parts such as electric jar 7 and electric putter 6 are the parts that general standard spare or field technician know, and its part all is connected with external power source, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A novel biomass granular fuel furnace grate with a decoking function comprises a grate plate (1), a plurality of longitudinally arranged leak holes (10) are uniformly arranged on the surface of the fire grate plate (1), it is characterized in that the upper end surface of the fire grate plate (1) is provided with a scraping plate (4), the lower end of the scraper (4) is fixedly connected with a plurality of scraping blocks (11) at equal intervals, the scraping blocks (11) are matched with the leakage holes (10), two groups of bolt holes are arranged at the upper end of the scraper (4), the scraper (4) is connected with two push rods (5) by bolts, one end of each push rod (5) far away from the scraper (4) is fixedly connected with a connecting frame (12), the connecting frame (12) is connected with a connecting plate (13) through a bolt, one end of an electric push rod (6) is welded on the connecting plate (13), and the other end of the electric push rod (6) is connected with an electric cylinder (7).

2. The novel biomass particle fuel furnace grate with the decoking function as claimed in claim 1, wherein the electric cylinder (7) is detachably and fixedly connected with a fixing frame (14), the fixing frame (14) is two groups of triangular supports, the bottom ends of the two groups of triangular supports are welded with a plurality of groups of connecting rods, the top end of the side wall of one group of triangular supports is connected with the electric cylinder (7) through a bolt, the top end of the side wall of one group of triangular supports is provided with a through hole, and one end of the electric cylinder (7) penetrates through the through hole.

3. The novel biomass particle fuel furnace grate with the decoking function as claimed in claim 1, wherein a set of positioning installation grooves (15) are formed at both ends of the upper surface of the grate plate (1), a set of positioning installation holes (2) are formed at both sides of the positioning installation grooves (15), and the positioning installation holes (2) are formed in the surface of the grate plate (1).

4. The novel biomass particle fuel furnace grate with the decoking function as claimed in claim 1, wherein a grate fixing plate (3) is arranged on one side of the lower end of the grate plate (1) close to the electric cylinder (7), positioning mounting holes (2) are formed in both ends of the surface of the grate fixing plate (3), two groups of connecting blocks (16) are fixedly connected to the upper end of the grate fixing plate (3), two groups of positioning mounting holes (2) are formed in the surface of the connecting blocks (16), and the positions of the positioning mounting holes (2) on the surface of the two groups of connecting blocks (16) correspond to the positions of the two groups of positioning mounting holes (2) on the surface of the grate fixing plate (3).

5. The novel biomass granular fuel furnace grate with the decoking function according to claim 1, characterized in that the lower ends of the four groups of scraper blocks (11) are fixedly connected with scraper limiting plates (8), the surfaces of the scraper limiting plates (8) are provided with bolt holes, and a scraper limiting pin (9) is detachably connected between two adjacent groups of scraper limiting plates (8).

6. The novel biomass particle fuel furnace grate with the decoking function as claimed in claim 1, characterized in that the number of the scraping blocks (11) is equal to the number of the leakage holes (10), and the distance between two adjacent scraping blocks (11) is equal to the distance between two adjacent leakage holes (10).