CN108716686B - Biomass boiler slag breaking device - Google Patents
Biomass boiler slag breaking device Download PDFInfo
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- CN108716686B CN108716686B CN201810365248.6A CN201810365248A CN108716686B CN 108716686 B CN108716686 B CN 108716686B CN 201810365248 A CN201810365248 A CN 201810365248A CN 108716686 B CN108716686 B CN 108716686B
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- slag breaking
- breaking device
- cooling pipe
- biomass boiler
- cam
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J9/00—Preventing premature solidification of molten combustion residues
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasification And Melting Of Waste (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The invention relates to a biomass boiler slag breaking device which comprises at least two parallel slag breaking device bodies, wherein each slag breaking device body comprises a cam, a cooling pipe, a tooth part, a water inlet pipe and a water outlet pipe; the cooling pipe is horizontally arranged above the chain grate, and two ends of the cooling pipe are respectively connected with the water inlet pipe and the water outlet pipe; tooth portion cover is established on the cooling tube and the slope up, the one end and the cam butt of tooth portion, the other end with set firmly the compression spring butt at biomass boiler inner wall, tooth portion receive cam and compression spring's effect along the length direction left and right reciprocating motion of cooling tube. The chain grate of the invention drives the waste slag to move forwards, and the waste slag is lifted up by a plurality of slag breaking devices arranged in front and back, and the tooth parts move left and right on the cooling pipe under the action of the cam and the compression spring, so that the waste slag can generate transverse clamping force by the interleaving of the front tooth part and the back tooth part, and further the crushing force is increased.
Description
Technical Field
The invention relates to the technical field of biomass boilers, in particular to a slag breaking device of a biomass boiler.
Background
The biomass granular fuel has the advantages of high efficiency, cleanness, easy ignition and CO2The method has the advantages of approximate zero emission and the like, can replace fossil fuels such as coal and the like to be applied to civil fields such as cooking, heating and the like and industrial fields such as boiler combustion, power generation and the like. The density of the biomass granular fuel is 1.0-1.4 t/m3The energy density is equivalent to that of medium-quality bituminous coal, the firepower is lasting when the biomass granular fuel is used, the temperature of a hearth is high, the biomass granular fuel is a good alternative fuel of the existing coal, the biomass granular fuel is cylindrical or blocky, the shape is consistent, the biomass granular fuel has good fluidity, and the automatic control and the automatic combustion of combustion equipment are easy to realize.
In countries such as Europe and America, biomass pellet fuel and matched efficient combustion equipment are very popular, but the biomass pellet fuel mainly takes wood pellet fuel and has the advantages of high heat value, low ash content, difficult slagging after combustion and the like. The popularization of straw biomass pellet fuel in China has important significance for relieving energy shortage and effectively solving the environmental pollution caused by biomass raw material combustion.
Therefore, how to solve the problem of slag formation of the biomass boiler is the popularization and application of biomass pellet fuel in China, and the technical guarantee of replacing part of fossil fuels such as coal, petroleum and the like is provided. The slag breaking device is suitable for chain type biomass boilers.
Disclosure of Invention
The invention aims to provide a biomass boiler slag breaking device aiming at the current situation.
The technical scheme adopted by the invention is as follows: a biomass boiler slag breaking device comprises at least two parallel slag breaking device bodies, wherein each slag breaking device body comprises a cam, a cooling pipe, a tooth part, a water inlet pipe and a water outlet pipe, and the cams are arranged on the inner wall of a biomass boiler and move on the horizontal plane; the cooling pipe is horizontally arranged above the chain grate, the cooling pipe is vertical to the moving direction of the chain grate, and two ends of the cooling pipe are respectively connected with a water inlet pipe and a water outlet pipe; tooth portion includes connecting strip and a plurality of broken sediment tooth, both ends are equipped with the flange respectively about the connecting strip, the both ends of cooling tube are equipped with the groove that the level extends, the flange movably sets up in the groove, and is a plurality of broken sediment tooth welds with spacing the up end of connecting strip, the broken sediment tooth butt of cam and one side, compression spring and the broken sediment tooth butt of opposite side, tooth portion receives cam and compression spring's effect is followed reciprocating motion about the length direction of cooling tube.
The invention has the beneficial effects that: the chain grate drives the waste residue to move forward to this integument is "lifted up" through a plurality of broken sediment devices that set up around, and tooth portion receives cam and compression spring's effect and is the side-to-side movement on the cooling tube, and the waste residue can receive the crisscross horizontal clamp force of production and then increase broken dynamics of two front and back tooth portions like this.
Drawings
The drawings referred to in the description of the embodiments of the present invention are briefly introduced to facilitate a clearer and more complete description of the technical solutions in the embodiments of the present invention, and the following drawings are only directed to some embodiments of the present invention, and are not intended to limit the present invention, and it is obvious that other drawings may be derived from the drawings without performing other inventive works.
FIG. 1 is a front view of a slag breaking device of a biomass boiler according to the present invention;
fig. 2 is a schematic structural view of the tooth portion of fig. 1.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, the invention provides a slag breaking device for a biomass boiler, which comprises at least two parallel slag breaking device bodies, wherein each slag breaking device body comprises a cam 1, a cooling pipe 2, a tooth part 3, a water inlet pipe 4 and a water outlet pipe 5, and the cam 1 is arranged on the inner wall of the biomass boiler and moves on a horizontal plane; the cooling pipe 2 is horizontally arranged above the chain grate 6, the cooling pipe 2 is vertical to the moving direction of the chain grate 6, and two ends of the cooling pipe 2 are respectively connected with a water inlet pipe 4 and a water outlet pipe 5; the tooth part 3 is sleeved on the cooling pipe 2 and inclines upwards, one end of the tooth part 3 is abutted to the cam 1 and is subjected to thrust of the latter, the other end of the tooth part is abutted to the compression spring 7 fixedly arranged on the inner wall of the biomass boiler and is subjected to restoring elasticity of the latter, and the tooth part 3 reciprocates left and right along the length direction of the cooling pipe 2 under the action of the cam 1 and the compression spring 8.
The distance between two adjacent slag breaking device bodies in the front and the back is not more than 5 cm.
It should be noted that the distance between the cooling pipe 2 and the chain grate 6 is not less than 5 mm.
Furthermore, the water inlet pipe 4, the water outlet pipe 5 and the cooling pipe 2 are on the same horizontal plane, so that the movement of the cam 1 does not interfere with the water inlet pipe 4 and the water outlet pipe 5.
Furthermore, the flow velocity of water flow in the cooling pipe 2 is not lower than 1m/s, so that the temperature of the slag breaking device is greatly reduced, the destructive effect of high temperature of the combustion process of the biomass granular fuel on the tooth part 3 is effectively relieved, and the service life of the tooth part 3 is prolonged.
As shown in fig. 2, the tooth portion 3 includes a connecting bar 31 and a plurality of slag breaking teeth 32, wherein the left and right ends of the connecting bar 31 are respectively provided with a flange 310, the two ends of the cooling pipe 2 are provided with a horizontally extending groove, the flanges 310 are movably disposed in the grooves, the plurality of slag breaking teeth 32 are welded to the upper end surface of the connecting bar 31 at intervals, wherein the cam 1 abuts against the slag breaking teeth 321 located at the leftmost side, and the compression spring 7 abuts against the slag breaking teeth 322 located at the rightmost side.
Furthermore, the slag breaking teeth 32 are parallel to each other and form an included angle of 60-80 degrees with the connecting strip 31.
Preferably, 5-10 slag breaking teeth 32 are arranged.
Furthermore, the tooth parts of the two adjacent front and rear slag breaking device bodies are not on the same straight line in the running direction, and the cams of each slag breaking device body are not synchronous.
When the chain grate stoker is used, the chain grate 7 drives the waste residues to move forwards, the waste residues are lifted up through a plurality of the front and back slag breaking teeth 32, the slag breaking teeth 32 are acted by the cam 1 and the compression spring 7 to move left and right on the cooling pipe 2, and therefore the waste residues can be transversely clamped by the front and back slag breaking teeth 32 in a staggered mode to increase the crushing force.
The present invention is not limited to the above preferred embodiments, but rather, any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The biomass boiler slag breaking device is characterized by comprising at least two parallel slag breaking device bodies, wherein each slag breaking device body comprises a cam, a cooling pipe, a tooth part, a water inlet pipe and a water outlet pipe, and the cams are arranged on the inner wall of a biomass boiler and move on the horizontal plane; the cooling pipe is horizontally arranged above the chain grate, the cooling pipe is vertical to the moving direction of the chain grate, and two ends of the cooling pipe are respectively connected with a water inlet pipe and a water outlet pipe; the tooth part is sleeved on the cooling pipe and inclines upwards, one end of the tooth part is abutted with the cam and is subjected to thrust of the latter, and the other end of the tooth part is abutted with the compression spring fixedly arranged on the inner wall of the biomass boiler and is subjected to restoring elasticity of the latter; the tooth part comprises a connecting bar and a plurality of slag breaking teeth, flanges are arranged at the left end and the right end of the connecting bar respectively, grooves extending horizontally are arranged at the two ends of the cooling pipe, the flanges are movably arranged in the grooves, the slag breaking teeth are welded on the upper end surface of the connecting bar at intervals, the cam is abutted against the slag breaking teeth at one side, the compression spring is abutted against the slag breaking teeth at the other side, and the tooth part is subjected to the action of the cam and the compression spring to move back and forth left and right along the length direction of the cooling pipe; the tooth parts of the adjacent front and rear slag breaking device bodies are not on the same straight line in the running direction, and the cams of each slag breaking device body are not synchronous.
2. The biomass boiler slag breaking device according to claim 1, wherein the distance between two adjacent slag breaking device bodies is not more than 5 cm.
3. The biomass boiler slag breaking device according to claim 2, wherein the distance between the cooling pipe and the chain grate is not less than 5 mm.
4. The biomass boiler slag breaking device according to claim 3, wherein the flow velocity of water flow in the cooling pipe is not lower than 1 m/s.
5. The biomass boiler slag breaking device according to claim 4, wherein the slag breaking teeth are parallel to each other and form an included angle of 60-80 degrees with the connecting strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810365248.6A CN108716686B (en) | 2018-04-23 | 2018-04-23 | Biomass boiler slag breaking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810365248.6A CN108716686B (en) | 2018-04-23 | 2018-04-23 | Biomass boiler slag breaking device |
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| Publication Number | Publication Date |
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| CN108716686A CN108716686A (en) | 2018-10-30 |
| CN108716686B true CN108716686B (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810365248.6A Active CN108716686B (en) | 2018-04-23 | 2018-04-23 | Biomass boiler slag breaking device |
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| CN (1) | CN108716686B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112984525A (en) * | 2021-01-30 | 2021-06-18 | 上海瑢域节能环保科技有限公司 | Automatic energy-conserving incineration equipment of broken sediment |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB305288A (en) * | 1927-11-08 | 1929-02-07 | Thomas Roland Wollaston | Improvements in what are known as producer-furnaces for boiler-heating and other like purposes |
| US3897015A (en) * | 1971-04-01 | 1975-07-29 | Nippon Steel Corp | Crusher plate |
| DE4220265C1 (en) * | 1992-06-20 | 1993-05-06 | Deutsche Tiefbohr-Aktiengesellschaft, 4444 Bad Bentheim, De | Prodn. of gasification material in sloping bed reactor |
| CN201992675U (en) * | 2011-03-11 | 2011-09-28 | 北京工业大学 | Burner with slag breaking wheel |
| CN202792050U (en) * | 2012-09-10 | 2013-03-13 | 湖北华信机械发展有限公司 | Hearth soot blower with time relay |
| CN203431889U (en) * | 2013-07-03 | 2014-02-12 | 陈亮 | Water-cooled dry type slagging device of pulverized coal boiler |
| CN104344412B (en) * | 2014-05-16 | 2017-02-01 | 农业部规划设计研究院 | Cinder breaking device for biomass boiler |
| CN205336460U (en) * | 2016-02-03 | 2016-06-22 | 浙江红苹果电子有限公司 | Prevent falling line locking device |
| CN106594771B (en) * | 2017-01-20 | 2018-06-05 | 蛟河市守庆新能源有限责任公司 | A kind of water-cooled biomass boiler coking device |
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| CN108716686A (en) | 2018-10-30 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A slag breaking device for biomass boiler Effective date of registration: 20211224 Granted publication date: 20200612 Pledgee: Dawu sub branch of Bank of Hubei Co.,Ltd. Pledgor: HUBEI HETAI BIO-ENERGY Co.,Ltd. Registration number: Y2021420000152 |
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Date of cancellation: 20230824 Granted publication date: 20200612 Pledgee: Dawu sub branch of Bank of Hubei Co.,Ltd. Pledgor: HUBEI HETAI BIO-ENERGY Co.,Ltd. Registration number: Y2021420000152 |
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Denomination of invention: A biomass boiler slag breaking device Effective date of registration: 20230829 Granted publication date: 20200612 Pledgee: Dawu sub branch of Bank of Hubei Co.,Ltd. Pledgor: HUBEI HETAI BIO-ENERGY Co.,Ltd. Registration number: Y2023420000332 |
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