CN2689074Y - Boiler effective coal buckets - Google Patents
Boiler effective coal buckets Download PDFInfo
- Publication number
- CN2689074Y CN2689074Y CN 200420048029 CN200420048029U CN2689074Y CN 2689074 Y CN2689074 Y CN 2689074Y CN 200420048029 CN200420048029 CN 200420048029 CN 200420048029 U CN200420048029 U CN 200420048029U CN 2689074 Y CN2689074 Y CN 2689074Y
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- coal
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Abstract
The utility model discloses an energy-saving coal bucket for a boiler, belonging to the field of the corollary device of the boiler. The coal bucket comprises a zone I, a zone II, a zone III and a zone IV. The zone I can be a coal storage zone which is enclosed by the casing of the coal bucket, and the inner part of the zone II is provided with a fixing coal baffle, a spiral coal conveyer and a coal quality controller A; the zone III is provided with a coal mixing roller A, a coal quality controller B and a coal quality controller C, and the inner part of the zone IV is provided with a coal mixing roller B, a layered sieve, a sprayer, etc. The connection of the edges of the guard board for each zone and the connection of the guard board of the boiler can adopt respectively the connection of angle steels and bolts. The utility model can make the coal with various shapes be conveyed uniformly in the zone I and be scattered in uniform speed in the zones II, III, and the water can be sprayed and the dust can be removed in the zone IV. The coal in the boiler can burn fully, and the coal-saving rate can be improved more than 15%. The coal bucket has the advantages of energy-saving performance, good environmental protection, easy integration disassembly and convenient maintenance, and the service life of the boiler can extend.
Description
Technical field:
The utility model belongs to the boiler corollary equipment, relates in particular to a kind of boiler energy-saving coal bunker.
Background technology:
When present boiler more than 10 tons uses big coal bunker, belt conveyer fortune coal is used on top, there is skewness in coal in feed bin top nature landing process, both sides lump coal is many, owing to skewness, failing fully, burning is siphoned away in a large number by air-introduced machine in burner hearth for the phenomenon that the median surface coal is many, face coal, combustible can not all be burnt, reduce the thermal efficiency of boiler; Because the face coal is fully burning not, contains harmful substances such as a large amount of dust and black smoke, atmosphere pollution in the gas of discharging.Though some boiler still can not be evenly distributed by the coal bunker layering, makes coal two lateral mass in burner hearth many, it is fast to catch fire, median surface is many, and it is slow to catch fire, and causes in the burner hearth and ventilates, and it is inhomogeneous to catch fire, and cause boiler slag carbon content to increase, and prolong and burn the stove time, reduce the service life of boiler.
The utility model content:
The purpose of the utility model boiler energy-saving coal bunker is, provides a kind of coal bunker is divided into four zones, and the coal of different shape can evenly be carried in area I, at the uniform velocity be scattered in area I I, the III, water spray dust in the area I V makes coal fully burning in boiler, improves coal saving rate more than 15%.
Of the present utility model being characterised in that, the boiler energy-saving coal bunker is divided into area I, area I I, area I II, area I V.Area I is the coal storage district that is impaled by 1 coal bunker shell, both sides in the area I I are equipped with 2 fixing spillplate A, 22 fixing spillplate G, axial two avris at area I I are equipped with defeated coal device of 3 left-hand screws and the defeated coal device of 21 right-hand screws, be provided with the defeated coal device sprocket wheel of 30 left-hand screws that links to each other with the defeated coal device 3 of left-hand screw at the coal bunker shell, and the defeated coal device sprocket wheel of 34 right-hand screws that links to each other with the defeated coal device of 21 right-hand screws, the defeated coal device of 3 left-hand screws is made up of 35 left retainer buckets and 36 left pushers, and the defeated coal device of 21 right-hand screws is made up of 37 right retainer buckets and 38 right pushers.23 motors and the decelerator outer by area I drive the defeated coal device rotation of left and right sides spiral, between the defeated coal device of left and right two spirals, coal amount controller A is installed, coal amount controller A is made up of 20 movable spillplates and 4 rotating shafts and connecting rod, one end of rotating shaft links to each other with 33 joysticks, and the bottom of area I is equipped with downward-sloping 5 fixing fixing spillplate F of spillplate B and 19.
The axial middle part of area I II is equipped with 6 and stirs coal roller A, 6 are driven by 29 sprocket wheels, in 6 sides of stirring coal roller A coal amount controller B is arranged, fixedly form by spillplate F and the 7 movable spillplates and 18 push rods that are attached thereto by 19 for coal amount controller B, 7 movable spillplates are that bearing pin is connected with 18 push rods, downward-sloping 8 fixedly spillplate C and coal amount controller C are installed in the both sides, bottom of area I II, coal amount controller C is made up of 17 rotating shafts and the connecting rod of 16 movable spillplates and bearing pin connection with it, and 17 rotating shafts and connecting rod are that worm and gear drives by 28 handwheels and decelerator.
One side of the 16 movable spillplates of the inherent coal amount controller of area I V C is equipped with 9 and stirs coal roller B, driven 9 by 26 drive sprockets and 27 by movable sprocket and stir coal roller B rotation, 32 is chain tension gear, stir 9 and to establish 15 layering screens below the coal roller B, control by layering screen 33 handles, the limit wall that is area I V below 15 layering screens is established 14 water injectors, for guaranteeing the sprinkler pressure unanimity, water injector is the thin conduit overcoat one thick water pipe at the even distribution aperture in a surface, equidistant distribution fountain head on thick water pipe, the limit wall of relative 14 water injectors is provided with 10 observation windows, 24 access hole sideboards, 11 fixing spillplate D, 12 fire grate rollers and 13 fire grates that driven by 25 motors and rotating shaft are established in the bottom of area I V.
Coal bunker integral body is easy to dismounting, and maintenance is convenient, the connection at each regional backplate edge and be connected with bolt with all adopting angle steel 39,41 being connected of sheet-metal lagging 40.
The utility model coal supply process is such: pass through spillplate 2,22 when coal process coal bunker area I, weight reduction, fall into area I I, the defeated coal device 3 of left-hand screw is to the right rotation transfer block coal right side, the defeated coal device 21 of spiral is to anticlockwise transfer block coal, by the gap of 4 adjustment 20 and 3 and 21, the lump coal about making drops to coal bunker area I I uniformly.
When the coal amount was too much in the area I II, variable-speed motor 23 cut off the power supply automatically; When the coal amount is very few, start automatically again by timer.
When coal when the layering screen 15, by the water smoke of water injector 14 ejections, coal supply adds water, amount of water is controlled at the 10%-15% of coal weight by flowmeter and valve, the coal that adds behind the water produces water-gas, improves fire box temperature.Coal by layering screen, is fallen fire grate uniformly, and the upper side coal is difficult for being siphoned away by air-introduced machine after adding water, makes and ventilates burning in the boiler furnace evenly, improves boiler thermal output, and reduces the discharging of dust black smoke.
When equipment breaks down, all coal amount control assemblies are malfunctioning, at this moment, rotate coal amount joystick 31, make 4 to drive 20 its gap with 3 and 21 is added to maximum, or pulling coal amount control push rod 18 hold-down bolt springs, drive 7 and mobilely backward makes the gap be added to maximum, coal will fall automatically, not influence the normal use of boiler.
Below in conjunction with drawings and Examples the utility model being done one describes in detail.
Description of drawings:
Fig. 1, boiler energy-saving coal bunker front view;
Fig. 2, the A of boiler energy-saving coal bunker Fig. 1 is to view;
Fig. 3, the B of boiler energy-saving coal bunker Fig. 2 is to view;
Fig. 4, the C of boiler energy-saving coal bunker Fig. 2 is to view
Fig. 5, the schematic diagram when boiler energy-saving coal bunker coal amount is maximum;
Fig. 6, boiler energy-saving coal bunker left-hand screw is failed coal device schematic diagram;
Fig. 7, boiler energy-saving coal bunker right-hand screw is failed coal device schematic diagram;
Fig. 8, boiler energy-saving coal bunker water injector schematic diagram;
Fig. 9, boiler energy-saving coal bunker be the vertical view of spillplate 2,22 fixedly.
The specific embodiment:
Ask for an interview Fig. 1～9, among the figure: 1 coal bunker shell, 2 fixing spillplate A, 3 left-hand screws are failed the coal device, rotating shaft and the connecting rod of 4 coal amount controller A, 5 fixing spillplate B, 6 stir coal roller A, the movable spillplate of 7 coal amount controller B, 8 fixing spillplate C, 9 stir coal roller B, 10 observation windows, 11 fixing spillplate D, 12 fire grate rollers, 13 fire grates, 14 water injectors, 15 layering screens, the movable spillplate of 16 coal amount controller C, rotating shaft and the connecting rod of 17 coal amount controller C, the push rod of 18 coal amount controller B, 19 fixing spillplate F, the movable spillplate of 20 coal amount controller A, 21 right-hand screws are failed the coal device, 22 fixing spillplate G, 23 drive the motor and the decelerator of the defeated coal device of left and right sides spiral, 24 access hole sideboards, the motor of 25 fire grates and rotating shaft, 26 drive the drive sprocket that stirs coal roller B, 27 drive stir coal roller B by movable sprocket, handwheel and the decelerator of 28 coal amount controller C, 29 drive stir coal roller A by movable sprocket, 30 left-hand screws are failed coal device sprocket wheel, the joystick of 31 coal amount controller A, 32 chain tension gears, 33 layering screen joysticks, 34 right-hand screws are failed coal device sprocket wheel, the retainer bucket of the defeated coal device of 35 left-hand screws, the pusher of the defeated coal device of 36 left-hand screws, the retainer bucket of the defeated coal device of 37 right-hand screws, the pusher of the defeated coal device of 38 right-hand screws, 39 connect the backplate angle steel, 40 sheet-metal laggings, and 41 connect the backplate angle steel.
The boiler energy-saving coal bunker is divided into area I, area I I, area I II, area I V.Area I is the coal storage district that is impaled by 1 coal bunker shell, both sides in the area I I are equipped with 2 fixing spillplate A, 22 fixing spillplate G, axial two avris at area I I are equipped with defeated coal device of 3 left-hand screws and the defeated coal device of 21 right-hand screws, be provided with the defeated coal device sprocket wheel of 30 left-hand screws that links to each other with the defeated coal device 3 of left-hand screw at the coal bunker shell, and the defeated coal device sprocket wheel of 34 right-hand screws that links to each other with the defeated coal device of 21 right-hand screws, the defeated coal device of 3 left-hand screws is made up of 35 left retainer buckets and 36 left pushers, and the defeated coal device of 21 right-hand screws is made up of 37 right retainer buckets and 38 right pushers.23 motors and the decelerator outer by area I drive the defeated coal device rotation of left and right sides spiral, between the defeated coal device of left and right two spirals, coal amount controller A is installed, the gap of defeated coal device of spiral and coal amount controller A is generally about 3cm, coal amount controller A is made up of 20 movable spillplates and 4 rotating shafts and connecting rod, one end of rotating shaft links to each other with 33 joysticks, and the bottom of area I is equipped with downward-sloping 5 fixing fixing spillplate F of spillplate B and 19.
The axial middle part of area I II is equipped with 6 and stirs coal roller A, 6 are driven by 29 sprocket wheels, in 6 sides of stirring coal roller A coal amount controller B is arranged, fixedly form by spillplate F and six of the 7 movable spillplates and 12 of 18 push rods that are attached thereto by 19 for coal amount controller B, 7 movable spillplates are that bearing pin is connected with 18 push rods, downward-sloping 8 fixedly spillplate C and coal amount controller C are installed in the both sides, bottom of area I II, coal amount controller C is made up of 17 rotating shafts and the connecting rod of 16 movable spillplates and bearing pin connection with it, and 17 rotating shafts and connecting rod are that worm and gear drives by 28 handwheels and decelerator.
One side of the 16 movable spillplates of the inherent coal amount controller of area I V C is equipped with 9 and stirs coal roller B, driven 9 by 26 drive sprockets and 27 by movable sprocket and stir coal roller B rotation, 32 is chain tension gear, stir 9 and to establish 15 layering screens below the coal roller B, control by layering screen 33 handles, the limit wall that is area I V below 15 layering screens is established 14 water injectors, for guaranteeing the sprinkler pressure unanimity, water injector is the thin conduit overcoat one thick water pipe at the even distribution aperture in a surface, equidistant distribution fountain head on thick water pipe, the limit wall of relative 14 water injectors is provided with 10 observation windows, 24 access hole sideboards, 11 fixing spillplate D, 12 fire grate rollers and 13 fire grates that driven by 25 motors and rotating shaft are established in the bottom of area I V.
Coal bunker integral body is easy to dismounting, and maintenance is convenient, the connection at each regional backplate edge and be connected with bolt with all adopting angle steel 39,41 being connected of sheet-metal lagging 40.
Claims (6)
1. a boiler energy-saving coal bunker is characterized in that, the boiler energy-saving coal bunker is divided into area I, area I I, area I II, area I V;
Area I is the coal storage district that is impaled by coal bunker shell (1);
Both sides in the area I I are equipped with fixedly spillplate A (2), fixing spillplate G (22), axial two avris at area I I are equipped with defeated coal device (3) of left-hand screw and the defeated coal device (21) of right-hand screw, be provided with the defeated coal device sprocket wheel (30) of left-hand screw that links to each other with the defeated coal device (3) of left-hand screw at the coal bunker shell, and the defeated coal device sprocket wheel (34) of right-hand screw that links to each other with the defeated coal device (21) of right-hand screw, the defeated coal device (3) of left-hand screw is made up of left retainer bucket (35) and left pusher (36), and the defeated coal device (21) of right-hand screw is made up of right retainer bucket (37) and right pusher (38); Motor and the decelerator (23) outer by area I drive the defeated coal device rotation of left and right sides spiral, between the defeated coal device of left and right two spirals, coal amount controller A is installed, movable spillplate (20) and rotating shaft and the connecting rod (4) of coal amount controller A, one end of rotating shaft links to each other with joystick (33), and the bottom of area I is equipped with downward-sloping fixedly spillplate B (5) and fixing spillplate F (19);
The axial middle part of area I II is equipped with stirs coal roller A (6), stirring coal roller A (6) is driven by sprocket wheel (29), in a side of stirring coal roller A (6) the coal amount controller B that links to each other with fixing spillplate F (19) is arranged, downward-sloping fixedly spillplate C (8) and coal amount controller C are installed in the both sides, bottom of area I II;
One side of the movable spillplate (16) of the inherent coal amount controller of area I V C is equipped with stirs coal roller B (9), stir coal roller B (9) rotation by drive sprocket (26) with by movable sprocket (27) drive, (32) be chain tension gear, below stirring coal roller B (9), establish layering screen (15), control by layering screen handle (33), the limit wall that is area I V below layering screen (15) is established water injector (14), the limit wall of water injector is provided with observation window (10) relatively, access hole sideboard (24), fixing spillplate D (11), fire grate roller (12) and the fire grate (13) that is driven by motor and rotating shaft (25) established in the bottom of area I V.
2. boiler energy-saving coal bunker according to claim 1 is characterized in that, this coal bunker coal amount controller A is made up of 20 movable spillplates and 4 rotating shafts and connecting rod.
3. boiler energy-saving coal bunker according to claim 1 is characterized in that, this coal bunker coal amount controller B is made up of fixedly spillplate F (19) and the movable spillplate (7) that is attached thereto and push rod (18), and movable spillplate is that bearing pin is connected with push rod.
4. boiler energy-saving coal bunker according to claim 1, it is characterized in that, this coal bunker coal amount controller C is made up of the rotating shaft and the connecting rod (17) of movable spillplate (16) and bearing pin connection with it, and rotating shaft and connecting rod are that worm and gear drives by handwheel and decelerator (28).
5. boiler energy-saving coal bunker according to claim 1 is characterized in that, this coal bunker water injector (14) is the thin conduit overcoat one thick water pipe at the even distribution aperture in a surface, equidistant distribution fountain head on thick water pipe.
6. boiler energy-saving coal bunker according to claim 1 is characterized in that, the connection at each regional backplate edge of this coal bunker reaches and is connected with bolt with all adopting angle steel (39), (41) being connected of sheet-metal lagging (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420048029 CN2689074Y (en) | 2004-04-08 | 2004-04-08 | Boiler effective coal buckets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420048029 CN2689074Y (en) | 2004-04-08 | 2004-04-08 | Boiler effective coal buckets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2689074Y true CN2689074Y (en) | 2005-03-30 |
Family
ID=34672133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420048029 Expired - Fee Related CN2689074Y (en) | 2004-04-08 | 2004-04-08 | Boiler effective coal buckets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2689074Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106429540A (en) * | 2016-11-10 | 2017-02-22 | 浙江浙能台州第二发电有限责任公司 | Coal handling system for increasing the dust removal rate of high voltage electrostatic precipitator |
| CN109237506A (en) * | 2018-08-15 | 2019-01-18 | 芜湖鸣人热能设备有限公司 | Boiler coal bucket |
-
2004
- 2004-04-08 CN CN 200420048029 patent/CN2689074Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106429540A (en) * | 2016-11-10 | 2017-02-22 | 浙江浙能台州第二发电有限责任公司 | Coal handling system for increasing the dust removal rate of high voltage electrostatic precipitator |
| CN109237506A (en) * | 2018-08-15 | 2019-01-18 | 芜湖鸣人热能设备有限公司 | Boiler coal bucket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050330 |