CN2436782Y - Lower feeding type counter-combustion coal stove - Google Patents
Lower feeding type counter-combustion coal stove Download PDFInfo
- Publication number
- CN2436782Y CN2436782Y CN 00215933 CN00215933U CN2436782Y CN 2436782 Y CN2436782 Y CN 2436782Y CN 00215933 CN00215933 CN 00215933 CN 00215933 U CN00215933 U CN 00215933U CN 2436782 Y CN2436782 Y CN 2436782Y
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- coal
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- horizontal
- worm
- sprocket wheel
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Abstract
The utility model provides a lower feeding type inverse combustion coal stove which comprises a stove body and a horizontal screw conveyer arranged at the bottom of the stove body. The utility model is characterized in that a vertical screw coal feeding device and a horizontal transmission mechanism are additionally arranged; an output opening of the horizontal screw conveyer is communicated with the vertical screw coal feeding device; the horizontal transmission mechanism is respectively connected with a chain wheel of the horizontal screw conveyer and the vertical screw coal feeding device in a transmission way; a coal discharging opening of the vertical screw coal feeding device is connected with a combustion chamber of the stove body. The coal stove overcomes the defects that the coal is placed at a coal feeding opening of the combustion chamber, the coal seam in the combustion is shallow, and the combustion area is small, causes the coal to be sufficiently combusted, and has the advantages of high heat efficiency, energy saving and increase of efficiency.
Description
The utility model provides a kind of lower feeding counter-burning coal-fired stove, and relating generally to the raw coal is the Energy-saving coal stove of fuel.
At present, great majority adopt traditional coal stove of conventional forward combustion system, because a part of fuel gas is discharged from without after-flame, atmosphere have been caused pollution, have also caused a large amount of wastes of the energy.Also report in recent years relevant for the technology of backfire coal furnace, as Chinese patent communique disclosed utility model on January 21st, 99: bottom feeding partitioned backfire coal furnace, application number: 99200773, applicant: He Yajian, its technical scheme is: connect the conveying worm that has backward vane at bottom of furnace body, conveying worm is delivered coal and mouthful is communicated with the coal dispenser that advances that is positioned at the body of heater bottom, bellows and advance the coal dispenser and wall bellows that the body of heater bottom is provided with are connected wall bellows and bellows perforation.This coal stove thermal efficiency height, lingemann blackness is below 1 grade.Defective is: conveying worm can only be carried the coal feed point place of stacking to the combustion chamber with coal, coal further can not be carried spread the combustion chamber around and the depths, still can for small-sized coal stove, but for large-scale coal stove, this mode of delivering coal can not satisfy the requirement of combustion chamber to coal supply far away, and the coal seam is shallow in the combustion chamber, and burning area is little, limited the abundant burning of coal, also and then reduced the thermal efficiency of coal stove.
The purpose of this utility model provides and a kind ofly can overcome above-mentioned defective, especially to large-scale coal stove, can make the counter-burning coal-fired stove of lower feeding that coal fully burns and the thermal efficiency is high.
The purpose of this utility model is achieved in that
Comprise body of heater and the horizontal screw conveyer that is located at bottom of furnace body, it is characterized in that: set up vertical helical coaling gear and horizontal transmission mechanism, the delivery outlet of horizontal screw conveyer and vertical helical coaling gear connect, and horizontal transmission mechanism is connected with the horizontal screw conveyer sprocket wheel respectively, be in transmission connection with the vertical helical coaling gear, and the coal outlet of vertical helical coaling gear connects the combustion chamber of body of heater.
The counter-burning coal-fired stove of described lower feeding, the vertical helical coaling gear comprises motor, worm gear reducer device and vertical screw elevator, wherein the worm gear reducer device comprises casing, worm screw, worm gear and worm-wheel shaft, and the two ends of worm screw are fixed with belt pulley and sprocket wheel respectively, belt pulley cooperates with the belt pulley of motor to be realized being in transmission connection, sprocket wheel and horizontal transmission mechanism are in transmission connection, and worm-wheel shaft is fixedlyed connected with the screw-conveyer-shaft of vertical screw elevator.
The counter-burning coal-fired stove of described lower feeding, the delivery outlet of horizontal screw conveyer and vertical screw elevator connect.
The counter-burning coal-fired stove of described lower feeding, horizontal transmission mechanism is fixed on the vertical screw elevator shell, comprise variable-speed shaft and be fixed on the sprocket wheel at variable-speed shaft two ends, wherein a sprocket wheel is connected with the sprocket wheel of horizontal screw conveyer, and another sprocket wheel is connected with the sprocket wheel that is fixed on worm screw one end.
The counter-burning coal-fired stove of described lower feeding, fixedly connected with the casing of worm gear reducer device in the chassis of vertical screw elevator.
Its operation principle is: the delivery outlet of horizontal screw conveyer and vertical screw elevator connect, motor rotates, driving the belt pulley that is fixed on worm screw one end through the V-belt rotates, and then the drive worm screw is rotated, the sprocket wheel that is fixed on the worm screw other end is connected with horizontal transmission mechanism one end sprocket wheel, the driving variable-speed shaft rotates, and the sprocket wheel of the horizontal transmission mechanism other end is connected with the sprocket wheel of horizontal screw conveyer, and the drive horizontal screw conveyer rotates to vertical screw elevator with suitable speed delivers coal; Meanwhile, worm screw rotate to drive worm gear and rotates, and then the screw-conveyer-shaft rotation of the drive vertical screw elevator of fixedlying connected with worm-wheel shaft, and coal is transported to depths in the combustion chamber.
The utility model compared with prior art has following advantage:
Set up vertical coaling gear, vertical screw elevator can be transported to depths in the combustion chamber with the coal that horizontal screw conveyer is carried, avoided the coal-fired defective that the coal seam is shallow in combustion chamber coal feed point, the combustion chamber, burning area is little that is deposited in, make coal fully burn, reach the standard limit of smog release of country to a class area, improved the thermal efficiency of coal stove greatly, energy efficiency.
Fig. 1 is the structural representation of the utility model embodiment coaling gear;
Fig. 2 is the right view of the utility model embodiment coaling gear shown in Figure 1;
Fig. 3 is the A-A cutaway view of the utility model embodiment;
Below in conjunction with accompanying drawing the utility model is described further:
Among the figure: 1, worm-drive casing 2, triangle bearing block 3, horizontal auger 4, horizontal screw conveyer housing 5, speed change gear wheel 6, change speed pinion 7, electrical machine belt pulley 8, V-belt 9, bearing plate 10, bearing block 11, variable-speed shaft 12, small end lid 13, bearing 14, screw-conveyer-shaft 15, horizontal auger sprocket wheel 16, speed change minor sprocket 17, chassis 18, big belt pulley 19, worm-wheel shaft 20, worm screw 21, worm gear 22, motor 23, vertical screw elevator housing 24, coal bunker 25, the combustion chamber
Horizontal screw conveyer housing 4 is fixedlyed connected perforation with vertical screw elevator housing 23, the delivery outlet of horizontal screw conveyer connects vertical screw elevator, vertical screw elevator housing 23 with fixedly connected with the worm-drive casing 1 of worm gear reducer device through its chassis 17, be fixed with worm screw 20 in the worm gear reducer device, worm gear 21 and worm-wheel shaft 19, wherein worm-wheel shaft 19 is fixedlyed connected with the screw-conveyer-shaft 14 of vertical screw elevator, the big belt pulley 18 that is fixed on worm screw 20 1 ends 8 is connected with the electrical machine belt pulley 7 of motor 22 through the V-belt, the other end of worm screw 20 is fixed with change speed pinion 6, motor 22 rotates like this, drive worm screw 20 by big belt pulley 18 and rotate, and then drive speed change minor sprocket 6 that is fixed on worm screw 20 other ends and the screw-conveyer-shaft of fixedlying connected 14 rotations with worm-wheel shaft 19.The variable-speed shaft 11 of horizontal transmission mechanism is sleeved in the bearing block 10 and is fixed on the bearing plate 9, bearing plate 9 is fixed on the outer wall of vertical screw elevator housing 23, the speed change gear wheel 5 that is fixed on variable-speed shaft 11 1 ends is connected with change speed pinion 6, the speed change minor sprocket 16 that is fixed on variable-speed shaft 11 other ends is connected with the horizontal auger sprocket wheel 15 of horizontal screw conveyer, speed change minor sprocket 6 rotates and drives 5 rotations of speed change gear wheel, and then through variable-speed shaft 11, speed change minor sprocket 16 drives horizontal auger sprocket wheel 15 and rotates, thereby driving horizontal screw conveyer rotates, by its horizontal auger 3 coal in the coal bunker 24 is transported in the vertical screw elevator housing 23, drives blade by screw-conveyer-shaft 14 again coal is transported to depths in the combustion chamber 25.Avoided coal-fired and be deposited in the defective that the coal seam is shallow in combustion chamber coal feed point, the combustion chamber, burning area is little, made coal fully burn, improved the thermal efficiency of coal stove greatly.
Claims (5)
1, the counter-burning coal-fired stove of a kind of lower feeding, comprise body of heater and the horizontal screw conveyer that is located at bottom of furnace body, it is characterized in that: set up vertical helical coaling gear and horizontal transmission mechanism, the delivery outlet of horizontal screw conveyer and vertical helical coaling gear connect, and horizontal transmission mechanism is connected with the horizontal screw conveyer sprocket wheel respectively, be in transmission connection with the vertical helical coaling gear, and the coal outlet of vertical helical coaling gear connects the combustion chamber of body of heater.
2, the counter-burning coal-fired stove of lower feeding as claimed in claim 1, it is characterized in that: the vertical helical coaling gear comprises motor, worm gear reducer device and vertical screw elevator, wherein the worm gear reducer device comprises casing, worm screw, worm gear and worm-wheel shaft, and the two ends of worm screw are fixed with belt pulley and sprocket wheel respectively, belt pulley cooperates with the belt pulley of motor to be realized being in transmission connection, sprocket wheel and horizontal transmission mechanism are in transmission connection, and worm-wheel shaft is fixedlyed connected with the screw-conveyer-shaft of vertical screw elevator.
3, as claim 1, the counter-burning coal-fired stove of 2 described lower feedings, it is characterized in that: the delivery outlet of horizontal screw conveyer and vertical screw elevator connect.
4, the counter-burning coal-fired stove of lower feeding as claimed in claim 1, it is characterized in that: horizontal transmission mechanism is fixed on the vertical screw elevator shell, comprise variable-speed shaft and be fixed on the sprocket wheel at variable-speed shaft two ends, wherein a sprocket wheel is connected with the sprocket wheel of horizontal screw conveyer, and another sprocket wheel is connected with the sprocket wheel that is fixed on worm screw one end.
5, the counter-burning coal-fired stove of lower feeding as claimed in claim 2 is characterized in that: fixedly connected with the casing of worm gear reducer device in the chassis of vertical screw elevator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00215933 CN2436782Y (en) | 2000-08-15 | 2000-08-15 | Lower feeding type counter-combustion coal stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00215933 CN2436782Y (en) | 2000-08-15 | 2000-08-15 | Lower feeding type counter-combustion coal stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2436782Y true CN2436782Y (en) | 2001-06-27 |
Family
ID=33581762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00215933 Expired - Fee Related CN2436782Y (en) | 2000-08-15 | 2000-08-15 | Lower feeding type counter-combustion coal stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2436782Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103053492A (en) * | 2013-01-18 | 2013-04-24 | 广东省农业科学院植物保护研究所 | Weeding and pest-killing device by hot air |
-
2000
- 2000-08-15 CN CN 00215933 patent/CN2436782Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103053492A (en) * | 2013-01-18 | 2013-04-24 | 广东省农业科学院植物保护研究所 | Weeding and pest-killing device by hot air |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |