CN211781196U - Feeding device of biomass boiler - Google Patents
Feeding device of biomass boiler Download PDFInfo
- Publication number
- CN211781196U CN211781196U CN202020101810.7U CN202020101810U CN211781196U CN 211781196 U CN211781196 U CN 211781196U CN 202020101810 U CN202020101810 U CN 202020101810U CN 211781196 U CN211781196 U CN 211781196U
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- Prior art keywords
- box body
- rotating shaft
- feeding box
- turning
- feeding
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- 239000002028 Biomass Substances 0.000 title claims abstract description 36
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 21
- 230000001154 acute effect Effects 0.000 claims description 4
- 241001646071 Prioneris Species 0.000 abstract description 12
- 239000000446 fuel Substances 0.000 description 19
- 230000007306 turnover Effects 0.000 description 12
- 239000002245 particle Substances 0.000 description 9
- 239000008187 granular material Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 239000000779 smoke Substances 0.000 description 2
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 244000105624 Arachis hypogaea Species 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- 240000001548 Camellia japonica Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 235000018597 common camellia Nutrition 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
Images
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model relates to a feeding device of a biomass boiler, which comprises a feeding box body, wherein a feed bin is connected above the feeding box body, a feeding pipe is connected below the feeding box body, a fan is arranged below the feeding box body, the fan is communicated with the feeding pipe through an air supply pipe, a turning plate wheel is rotatably connected inside the feeding box body, and a speed reduction motor for driving the turning plate wheel to rotate is arranged outside the feeding box body; the plate turning wheel comprises a rotating shaft and a plurality of turning plates which are radially fixed on the rotating shaft, a cutting part is arranged on the edge of the turning plate far away from the rotating shaft, one side of the cutting part is connected with the turning plate, sawteeth are arranged on the other side of the cutting part, the thickness of the cutting part is gradually reduced from a sawtooth root part to a sawtooth tip direction, the turning plates are arranged on the surface of the rotating shaft in an equal-angle array mode, two adjacent turning plates form a cavity, a first reinforcing rib plate is connected to the inside of the cavity along the length direction of the rotating shaft at intervals, and the first reinforcing rib.
Description
Technical Field
The utility model relates to a boiler auxiliary assembly technical field, concretely relates to biomass boiler's material feeding unit.
Background
The biomass fuel for boiler combustion is massive environment-friendly new energy produced by processing straws, peanut shells, corncobs, oil-tea camellia shells, cottonseed hulls and the like, the biomass fuel boiler feeds materials by using a rotary push rod frequently, the materials are easy to temper and return smoke, and the compressed biomass fuel is hard in texture, so that the feeding device is easy to clamp, and the feeding is delayed.
The patent document with the application number of 201820816318.0 and the name of a turnover plate type feeding device of a biomass boiler discloses a turnover plate type feeding device for the biomass boiler, which is arranged outside a fire chamber of the biomass boiler and comprises a feeding box body, wherein the upper part of the feeding box body is provided with a box body feeding hole for connecting a bin discharging hole of the biomass boiler; the automatic feeding device is characterized by also comprising a turning plate type feeding mechanism, wherein the mechanism comprises a turning plate wheel which is rotatably assembled in the feeding box body and a motor which is arranged outside the feeding box body and is connected with the turning plate wheel for driving the turning plate wheel to rotate; the lower part of the feeding box body is provided with a box body discharge hole, a feeding pipe is arranged on the feeding box body, and the feeding pipe is obliquely arranged downwards and is connected with a fire chamber feed hole arranged on the outer side wall of a fire chamber; still include the fan, the fan communicates with the conveying pipe through the blast pipe, and the air supply direction of blast pipe points to the firepot feed inlet.
Although the above patent document can prevent the backfire smoke of the boiler, the problem of fuel particles sticking to the feeding equipment still cannot be overcome.
Disclosure of Invention
For overcoming the problem that the fuel granule blocks feeding equipment, the utility model provides a biomass boiler's material feeding unit, the purpose provides one kind can cut broken biomass fuel granule's material feeding unit, prevents that the biomass fuel granule from blocking equipment at the pay-off in-process.
In order to realize the purpose, the technical scheme of the utility model is that:
a feeding device of a biomass boiler comprises a hollow cylindrical feeding box body, wherein a storage bin is communicated above the feeding box body, a feeding pipe is communicated below the feeding box body, a fan is arranged below the feeding box body and is communicated with the feeding pipe through an air supply pipe, a plate turning wheel is rotatably connected inside the feeding box body, and a speed reduction motor for driving the plate turning wheel to rotate is arranged outside the feeding box body;
the turning plate wheel comprises a rotating shaft and a plurality of turning plates, the turning plates are arranged on the surface of the rotating shaft in an annular array mode, a cutting part is arranged on the edge, away from the rotating shaft, of each turning plate, the cutting part is an arc-shaped plate body matched with the inner wall of the feeding box body, the inner side of each cutting part is connected with the turning plate, sawteeth are arranged on the outer side of each cutting part, and the thickness of each cutting part is gradually reduced from a sawtooth root part to a sawtooth tip end;
a cavity is formed between every two adjacent turning plates, first reinforcing rib plates are connected inside the cavity at intervals along the length direction of the rotating shaft, and the first reinforcing rib plates correspond to the cross section of the cavity.
Further, the pivot be the reducing cylinder that the diameter is less than middle diameter at both ends, the pivot both ends are connected with feeding box bearing, pivot one end is stretched out the feeding box and is connected gear motor.
Further, the saw teeth are continuously arranged along the outer side edge of the cutting part, and the tips of the saw teeth are acute angles.
Furthermore, the inner surface of the arc-shaped plate body of the cutting part is close to the outer surface along the direction from the root part of the sawtooth to the tip part of the sawtooth.
Furthermore, disc-shaped second reinforcing rib plates sleeved on two ends of the rotating shaft are arranged at two ends of the turning plate, and the second reinforcing rib plates are connected with the end part of the turning plate.
Furthermore, the first reinforcing rib plates arranged in the adjacent cavities at intervals along the length direction of the rotating shaft are staggered with each other.
Furthermore, each turning plate is vertically arranged along the length direction of the rotating shaft.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses a turn over and be provided with cutting part on the board, there is the sawtooth in the cutting part, and the sawtooth is the acute angle, and the thickness of cutting part is little form gradually to sawtooth tip direction by sawtooth root portion, when having biomass fuel granule card when turning over between board and the feeding box, biomass fuel granule is pricked to the sawtooth of cutting part inside and broken with the biomass fuel granule to avoid biomass fuel granule to block and turn over the board.
The utility model discloses an adjacent two constitute the cavity between turning over the board, the inside first deep floor that corresponds along the cross section phase that the pivot length direction interval was connected with the cavity of cavity, and a plurality of first deep floor misplaces each other, and a plurality of first deep floors are strengthened turning over the board and cutting part, avoid turning over the damage of board or cutting part because of biomass fuel particle hardness is too big causes.
Drawings
FIG. 1 is a schematic structural diagram of a plate-turnover feeding device of a biomass boiler in the prior art;
fig. 2 is a schematic structural view of the flap wheel of the present invention;
fig. 3 is a sectional view (enlarged) taken along line a-a of fig. 2.
The reference numbers in the drawings are as follows: 1 is the feeding box, 2 is the feed bin, 3 is the conveying pipe, 4 is the fan, 5 is the blast pipe, 6 is the turn-over plate wheel, 61 is the pivot, 62 is the turn-over plate, 621 is the cutting part, 622 is first deep floor, 623 is the second deep floor, 624 is the sawtooth.
Detailed Description
The invention will be further explained with reference to the drawings and the detailed description below:
as shown in fig. 1-3, a feeding device of a biomass boiler comprises a hollow cylindrical feeding box body 1, wherein the upper part of the feeding box body 1 is communicated with a storage bin 2, the lower part of the feeding box body is communicated with a feeding pipe 3, a fan 4 is arranged below the feeding box body 1, the fan 4 is communicated with the feeding pipe 3 through an air supply pipe 5, a plate turning wheel 6 is rotatably connected inside the feeding box body 1, a speed reduction motor for driving the plate turning wheel 6 to rotate is arranged outside the feeding box body 1, and the speed reduction motor is an R-series gear speed reducer.
The turnover plate wheel 6 comprises a rotating shaft 61 and a plurality of turnover plates 62, the turnover plates 62 are arranged in an annular array on the surface of the rotating shaft 61, cutting parts 621 are arranged on the edges of the turnover plates 62 far away from the rotating shaft 61, the cutting parts 621 are arc-shaped plates matched with the inner wall of the feeding box body 1, the turnover plates 62 are connected to the inner sides of the cutting parts 621, saw teeth 624 are arranged on the outer sides of the cutting parts 621, the thickness of the cutting parts 621 is gradually reduced from the roots of the saw teeth 624 to the tip directions of the saw teeth 624, when biomass fuel particles are clamped between the turnover plates 62 and the feeding box body 1, the saw teeth 624 of the cutting parts 621 prick into the inside of the biomass fuel particles and crush the.
A cavity is formed between two adjacent turning plates 62, first reinforcing rib plates 622 are connected to the interior of the cavity at intervals along the length direction of the rotating shaft 61, the first reinforcing rib plates 622 correspond to the cross section of the cavity, the turning plates 62 and the cutting part 621 are reinforced by the first reinforcing rib plates 622, damage to the turning plates 62 or the cutting part 621 due to excessive hardness of biomass fuel particles is avoided, a space separated by two adjacent first reinforcing rib plates 622 is a charging cavity, and the separated charging cavity can also separate the biomass fuel particles in the horizontal direction, so that the biomass fuel particles uniformly fall into the boiler without being stacked.
The pivot 61 be the reducing cylinder that the both ends diameter is less than middle diameter, pivot 61 both ends are connected with feeding box 1 bearing, pivot 61 one end is stretched out feeding box 1 and is connected gear motor.
The saw teeth 624 are continuously arranged along the outer side edge of the cutting part 621, and the tips of the saw teeth 624 are acute angles which are easier to enter the biomass fuel particles and have small resistance.
The inner surface of the arc-shaped plate body of the cutting part 621 is close to the outer surface along the root of the saw teeth 624 to the tip of the saw teeth 624, so that the edge of the saw teeth 624 forms a blade, and the saw teeth 624 can be conveniently pricked into the biomass fuel particles.
The two ends of the turning plate 62 are both provided with disc-shaped second reinforcing rib plates 623 sleeved on the two ends of the rotating shaft 61, and the second reinforcing rib plates 623 are connected with the end part of the turning plate 62.
The first reinforcing rib plates 622 arranged at intervals in the adjacent cavities along the length direction of the rotating shaft 61 are staggered with each other, and the reinforcing effect of the staggered first reinforcing rib plates 622 on the turning plate 62 is more uniform.
Each turning plate 62 is vertically arranged along the length direction of the rotating shaft 61.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made to the technical solution of the present invention within the scope of the present invention as disclosed without departing from the spirit of the present invention.
Claims (7)
1. A feeding device of a biomass boiler comprises a hollow cylindrical feeding box body (1), wherein a storage bin (2) is communicated above the feeding box body (1), a feeding pipe (3) is communicated below the feeding box body (1), a fan (4) is arranged below the feeding box body (1), the fan (4) is communicated with the feeding pipe (3) through an air supply pipe (5), a plate turning wheel (6) is rotatably connected inside the feeding box body (1), and a speed reduction motor for driving the plate turning wheel (6) to rotate is arranged outside the feeding box body (1), and the feeding device is characterized in that the plate turning wheel (6) comprises a rotating shaft (61) and a plurality of turning plates (62);
the turning plates (62) are arranged on the surface of the rotating shaft (61) in an annular array, the edges, far away from the rotating shaft (61), of the turning plates (62) are provided with cutting parts (621), the cutting parts (621) are arc-shaped plate bodies matched with the inner wall of the feeding box body (1), the inner sides of the cutting parts (621) are connected with the turning plates (62), sawteeth (624) are arranged on the outer sides of the cutting parts (621), and the thickness of the cutting parts (621) is gradually reduced from the roots of the sawteeth (624) to the tip directions of the sawteeth (;
a cavity is formed between every two adjacent turning plates (62), first reinforcing rib plates (622) are connected to the interior of the cavity at intervals along the length direction of the rotating shaft (61), and the first reinforcing rib plates (622) correspond to the cross section of the cavity.
2. The feeding device of the biomass boiler according to claim 1, wherein the rotating shaft (61) is a reducing cylinder with two ends of which the diameter is smaller than the middle diameter, two ends of the rotating shaft (61) are connected with the feeding box body (1) through bearings, and one end of the rotating shaft (61) extends out of the feeding box body (1) and is connected with a speed reduction motor.
3. The feeding device of a biomass boiler according to claim 1, wherein the saw teeth (624) are continuously arranged along the outer side edge of the cutting part (621), and the tips of the saw teeth (624) are acute angles.
4. The feeding device of a biomass boiler according to claim 1, wherein the inner surface of the arc-shaped plate body of the cutting part (621) is adjacent to the outer surface along the root of the saw teeth (624) towards the tip of the saw teeth (624).
5. The feeding device of the biomass boiler according to claim 1, wherein disc-shaped second reinforcing rib plates (623) sleeved on two ends of the rotating shaft (61) are arranged at two ends of the turning plate (62), and the second reinforcing rib plates (623) are connected with the end part of the turning plate (62).
6. The feeding device of the biomass boiler according to claim 1, wherein the first reinforcing rib plates (622) arranged in the adjacent cavities at intervals along the length direction of the rotating shaft (61) are staggered with each other.
7. The feeding device of the biomass boiler according to claim 1, wherein each flap (62) is vertically arranged along the length direction of the rotating shaft (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020101810.7U CN211781196U (en) | 2020-01-17 | 2020-01-17 | Feeding device of biomass boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020101810.7U CN211781196U (en) | 2020-01-17 | 2020-01-17 | Feeding device of biomass boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211781196U true CN211781196U (en) | 2020-10-27 |
Family
ID=72894691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020101810.7U Active CN211781196U (en) | 2020-01-17 | 2020-01-17 | Feeding device of biomass boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211781196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459046A (en) * | 2022-03-18 | 2022-05-10 | 孙玉领 | Quantitative feeding device for solid fuel boiler |
-
2020
- 2020-01-17 CN CN202020101810.7U patent/CN211781196U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459046A (en) * | 2022-03-18 | 2022-05-10 | 孙玉领 | Quantitative feeding device for solid fuel boiler |
| CN114459046B (en) * | 2022-03-18 | 2024-05-21 | 孙玉领 | Quantitative feeding device for solid fuel boiler |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240603 Address after: Gore Industrial Park in Heilongjiang city of Daqing province 166200 Duerbote Mongolian Autonomous County of Germany Patentee after: Daqing Aoke Ruifeng New Energy Co.,Ltd. Country or region after: China Address before: 130000, Room 512, SOHO New Space Building, Changchun Yitian La Fangsi SOHO New Space, Chaoyue Street, High tech Zone, Changchun City, Jilin Province Patentee before: Jilin Aoke Ruifeng new energy Co.,Ltd. Country or region before: China |