CN202814000U - Rotary drum dryer with lifters - Google Patents
Rotary drum dryer with lifters Download PDFInfo
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- CN202814000U CN202814000U CN 201220343084 CN201220343084U CN202814000U CN 202814000 U CN202814000 U CN 202814000U CN 201220343084 CN201220343084 CN 201220343084 CN 201220343084 U CN201220343084 U CN 201220343084U CN 202814000 U CN202814000 U CN 202814000U
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Abstract
The utility model relates to a rotary drum dryer with lifters. The rotary drum dryer comprises a furnace body, a furnace door and a smoke outlet. A combustion chamber and a flue are arranged in the furnace body. An openable feed hole is arranged at the top of the flue. A rotary drum is communicated with the inside of the furnace body through the smoke outlet. An openable discharge hole is arranged at the bottom of the rotary drum. The rotary drum is connected with a draught fan. A plurality of lifters are connected to the inner wall of the rotary drum. The lifters are arrayed in a spiral form from one end of the inner wall of the rotary drum to the other end of the inner wall of the rotary drum. Each lifter comprises a bottom plate and side plates. Mixing blades are disposed at least on the bottom plates in part of the lifters close to the smoke outlet. Electric brushes connected with motors for the mixing blades are slidably electrified on an arch electric rail. A first flame baffle and a second flame baffle are disposed in parallel on the flue. The rotary drum dryer with lifters is used for drying pulverized coal, middlings and the like.
Description
Technical field
The utility model relates to a kind of rotary drum drying machine with the lifting device, belongs to the drying plant field.
Background technology
Rotary drum drying machine comprises rotary drying cylinder body and is attached thereto the heating furnace that connects, heating furnace provides high-temperature flue gas in drying cylinder body, the drying cylinder body inwall is equipped with lifting device or lifting blade, constantly stir under the drive of coal charge to be dried lifting device or lifting blade in drying cylinder body, carry out heat exchange to reach the purpose of oven dry coal charge with the high-temperature flue gas that enters in the cylindrical shell.
Chinese patent literature CN2007101338250 discloses a kind of rotary drum drying machine, comprise cylindrical shell, cylinder inboard wall is circumferentially with lifting blade, the cylindrical shell center is provided with central tube, central tube is provided with the X-type lifting blade, the material that enters dryer at first takes certain altitude to by circumferential lifting blade, then leave lifting, material after leaving enters in the X-type lifting blade of center, and material leaves in the X-type lifting blade again, leaves layer by layer material thereby form, because material constantly leaves in the X-type lifting blade, prolong the time of staying of material in the X-type lifting blade, increased the chance of material and hot-air exchange, thereby improved heat exchanger effectiveness in the dryer.When the rotary drum drying machine in the above-mentioned technology was used for the oven dry coal, coal charge was constantly kicked up, is left by circumferential lifting blade and X-type lifting blade in drying course, can reach the purpose of even oven dry; But contain certain moisture owing to enter the coal charge of dryer, at the initial stage of oven dry, on the one hand coal charge is reunited together and is relied on the lifting effect of lifting blade can't stop the reunion of coal charge because of moisture easily, high-temperature flue gas is difficult to the moisture oven dry with the coal charge inside of aggregating state on the other hand, will make like this and contain the not complete coal charge of oven dry of reunion in the coal dust after the oven dry, affect the quality of product.
In order to solve the problem that oven dry initial stage coal charge is reunited easily in the above-mentioned technology, someone proposes at lifting blade blade to be set, to play the effect of broken coal charge dough, Chinese patent literature CN200420016990X discloses a kind of Multifunctional effective material delivering plate, have the bending edges and the flanging that are connected, at the back side of described bending edges several tool sections are installed, oarse-grained material collides on tool section when falling, can be broken up, be smashed, resolved into granule thereby large granular materials can be broken through a segment distance in drying machine.
In the above-mentioned technology, the particle weight that forms after coal charge is reunited in the high-temperature flue gas environment is little and outer surface is very dry, so hardness is large, and is very difficult with Particle Breakage with the collision of tool section when only depending on it to fall; And coal charge often along the inwall of cylindrical shell with barrel body rotation, the coal charge that accumulates near the cylinder inboard wall place is a lot, the coal charge of cylindrical shell central authorities seldom, the tool section that is arranged on the bending edges outside of lifting blade has fragmentation to the coal charge of cylindrical shell central authorities, and the coal charge near cylinder inboard wall is not had fragmentation, therefore tool section is very low to the crushing efficiency of coal charge, can not solve effectively that coal charge is reunited and the problem that affects the product of coal quality that causes.
The utility model content
Technical problem to be solved in the utility model is that the particle weight after coal charge is reunited in the prior art is little, hardness is large, only depends on when falling with tool section to collide to be difficult to be broken; And the tool section that is arranged on the lifting blade outside only has fragmentation to a small amount of coal charge of cylindrical shell central authorities, and a large amount of coal charges near cylinder inboard wall are not had fragmentation, so this device is very low to the crushing efficiency of coal charge aggregate; And then a kind of drying unit that can effective broken coal charge agglomerated particle proposed.
For solving the problems of the technologies described above, the utility model provides a kind of rotary drum drying machine with the lifting device, comprise, and heating furnace, described heating furnace comprises body of heater, is arranged on fire door and exhaust opening on the described body of heater; Be provided with fiery chamber in described body of heater inside, described fiery chamber communicates with described exhaust opening by flue, is provided with the charging aperture that can control keying at the top of described flue; Rotating cylinder, described rotating cylinder is connected with described body of heater by described exhaust opening, and described rotating cylinder is provided with the discharging opening that can control keying; Be connected with rotating driving device on the described rotating cylinder, be used for driving described rotating cylinder rotation, described rotating cylinder is connected with air-introduced machine; Inwall at described rotating cylinder is connected with a plurality of lifting devices, and described a plurality of lifting devices are arranged twist from an end to the other end of described rotating cylinder; Described lifting device is the cavity of the end opening that surrounded by a base plate and a plurality of side plate, one side of described base plate is connected with the inwall of described rotating cylinder, remaining limit of described base plate is connected with described side plate, and the opening direction of each described lifting device is towards the rotation direction of described rotating cylinder; At least be provided with paddle near in the described lifting device of part at described exhaust opening place; Described paddle is connected with motor, described motor is arranged on the base plate of the outside and close described lifting device of described cavity of corresponding described lifting device, be connected with brush with described motor, described brush is arranged on the outside of described rotating cylinder, and is connected with described motor by wire; Also be provided with arc electricity rail, described arc electricity rail is arranged at outside the described rotating cylinder cylindrical shell, and and described rotating cylinder cylinder body outer wall between have the gap; Described arc electricity rail has the electric rail that is suitable for described brush slip; Described lifting device wherein material begin to pour out to the process of evacuation material, described brush matches with the electric rail of described arc, to realize described electrical power and to drive described paddle work; The radian of described arc electricity rail equals the radian of described rotating cylinder.
Along the rotation direction of described rotating cylinder, the arc length of described arc electricity rail for from the point that shaft section intersects and rotation direction makes progress of described rotating cylinder and its horizontal direction to any corresponding arc length of radian the circumferential point of putting 3 ∏/4 radians apart from this.
Along the rotation direction of described rotating cylinder, the arc length of described arc electricity rail for from the point that shaft section is crossing and rotation direction makes progress of described rotating cylinder and its horizontal direction to apart from the corresponding arc length of the radian of this ∏/4.
Along the rotation direction of described rotating cylinder, the arc length of described arc electricity rail for from the point that shaft section is crossing and rotation direction makes progress of described rotating cylinder and its horizontal direction to apart from the corresponding arc length of the radian of this ∏/2.
To the described lifting device of described rotating cylinder center, be provided with described paddle from rotating cylinder one end near described exhaust opening.
The angle α of the described side plate of at least one of described lifting device and described base plate is the 30-80 degree.
The base plate of described lifting device is perpendicular to the inwall of described rotating cylinder.
Be provided with the first gear flame board and the second gear flame board that are parallel to each other in described flue, the upper end of described the first gear flame board is connected with the inwall of described body of heater, and the lower end of described the second gear flame board is connected with the inwall of described body of heater; Has the passage that is suitable for the flue gas circulation between described the first gear flame board and the second gear flame board; Perpendicular to described flue axially, described the first gear flame board and second keeps off flame board and has interlaced area.
Described the first gear flame board and the second gear flame board are perpendicular to the inwall of described flue.
Described discharging opening is arranged on described rotating cylinder away from an end of described heating furnace, and described air-introduced machine is arranged on described rotating cylinder away from an end of described heating furnace.
The utility model is compared with the prior art scheme has following beneficial effect:
(1) rotary drum drying machine with the lifting device described in the utility model comprises heating furnace, and described heating furnace comprises body of heater, is arranged on fire door and exhaust opening on the described body of heater; Be provided with fiery chamber in described body of heater inside, described fiery chamber communicates with described exhaust opening by flue, is provided with the charging aperture that can control keying at the top of described flue; Rotating cylinder, described rotating cylinder is connected with described body of heater by described exhaust opening, and described rotating cylinder is provided with the discharging opening that can control keying; Be connected with rotating driving device on the described rotating cylinder, be used for driving described rotating cylinder rotation, described rotating cylinder is connected with air-introduced machine; Inwall at described rotating cylinder is connected with a plurality of lifting devices, and described a plurality of lifting devices are arranged twist from an end to the other end of described rotating cylinder; Described lifting device is the cavity of the end opening that surrounded by a base plate and a plurality of side plate, one side of described base plate is connected with the inwall of described rotating cylinder, remaining limit of described base plate is connected with described side plate, and the opening direction of each described lifting device is towards the rotation direction of described rotating cylinder; At least be provided with paddle near in the described lifting device of part at described exhaust opening place; Described paddle is connected with motor, described motor is arranged on the base plate of the outside and close described lifting device of described cavity of corresponding described lifting device, be connected with brush with described motor, described brush is arranged on the outside of described rotating cylinder, and is connected with described motor by wire; Also be provided with arc electricity rail, described arc electricity rail is arranged at outside the described rotating cylinder cylindrical shell, and and described rotating cylinder cylinder body outer wall between have the gap; Described arc electricity rail has the electric rail that is suitable for described brush slip; Described lifting device wherein material begin to pour out to the process of evacuation material, described brush matches with the electric rail of described arc, to realize described electrical power and to drive described paddle work; The radian of described arc electricity rail equals the radian of described rotating cylinder.
Coal charge to be dried enters rotating cylinder by charging aperture, and the high-temperature flue gas that heating furnace produces is entered in the rotating cylinder by exhaust opening coal charge is carried out drying, and rotating cylinder rotates under the drive of rotating driving device and and then coal charge is stirred in rotating cylinder.Along with the rotation of rotating cylinder, the lifting device is kicked up coal charge, throw down simultaneously, and coal charge is dispersed even and abundant and high-temperature flue gas carries out heat exchange, has accelerated the drying efficiency of coal charge.Rotation along with rotating cylinder, when the lifting device general material wherein with paddle began to pour out, the brush on the lifting device began to touch arc electricity rail, power connection, paddle in the lifting device begins to rotate, and is rubbed powdering under the effect of the coal charge of reunion paddle in the lifting device; Rotating cylinder continues to drive the lifting device and rotates, brush on the simultaneously lifting device slides along arc electricity rail, paddle continues to stir, and the lifting device is poured out the material in it in rotation process gradually, when the whole evacuation of material that will be wherein with the position at the lifting device place of paddle, the brush on the lifting device breaks away from arc electricity rail, and paddle stops operating, prevent that paddle from dallying, and damages motor in the situation that does not have material to process.The coal charge of reuniting in the oven dry starting stage is participated in the dry run after again pulverizing.Because coal charge is the inwall rotation along rotating cylinder mostly, can fully pulverize coal charge in the rotating cylinder by the paddle that inside arranges so be arranged on the lifting device at rotating cylinder inwall place, thereby can not form the coal charge of reunion, and then the moisture in the coal charge is dried fully, gained product of coal powdering and water content reach standard.The tool section of having avoided being arranged on the lifting blade back side in the prior art is difficult to the coal charge aggregate is pulverized, and tool section is arranged on the position near tubular axis, be difficult to a large amount of coal charges that the cylinder inboard wall place accumulates are pulverized, cause the many and large problem of moisture of aggregate of final product of coal.
(2) rotary drum drying machine with the lifting device described in the utility model, along the rotation direction of described rotating cylinder, the arc length of described arc electricity rail for from the point that shaft section intersects and rotation direction makes progress of described rotating cylinder and its horizontal direction to any corresponding arc length of radian the circumferential point of putting 3 ∏/4 radians apart from this.When the lifting device moves in the arc length scope of above-mentioned arc electricity rail, the gradually evacuation of coal charge in the lifting device cavity, paddle can play good fragmentation to coal charge under said circumstances.Paddle can be because coal charge too much can't not rotate, and motor can not be burned because of paddle idle running yet simultaneously.
(3) rotary drum drying machine with the lifting device described in the utility model is provided with described paddle from rotating cylinder one end near described exhaust opening to the described lifting device of described rotating cylinder center.Initially enter in the coal charge to be dried of rotating cylinder and contain more moisture, easier reunion, preferably paddle is arranged near in the lifting device of described exhaust opening, can pulverize the coal charge that the starting stage, reunion occured, thereby coal charge just can not reunited in initial stage of drying, coal charge can be by dry fully in whole dry run, guaranteed not contain aggregate in the final product of coal and water content reaches Application standard.
(4) rotary drum drying machine with the lifting device described in the utility model, the angle α of the described side plate of at least one of described lifting device and described base plate is the 30-80 degree.Side plate and base plate are certain angle but out of plumb, can make coal charge in Throwing falls process can with rotating cylinder in have living space that the high-temperature flue gas that is filled with contacts fully, heat exchange, thereby coal charge is dried fully, and high-temperature flue gas is also utilized fully simultaneously.
(5) rotary drum drying machine with the lifting device described in the utility model, in described flue, be provided with the first gear flame board and the second gear flame board that are parallel to each other, the upper end of described the first gear flame board is connected with the inwall of described body of heater, and the lower end of described the second gear flame board is connected with the inwall of described body of heater; Has the passage that is suitable for the flue gas circulation between described the first gear flame board and the second gear flame board; Perpendicular to described flue axially, described the first gear flame board and second keeps off flame board and has interlaced area.The high-temperature flue gas that produces after fuel burns in fiery chamber like this enters rotating cylinder, be used for coal charge is carried out drying, flame in the fiery chamber is lived by the first gear flame board and the second gear flame board barrier simultaneously, can not enter rotating cylinder, avoided that high-temperature flue gas very easily carries the coal charge that ignites in the rotating cylinder with the flame in the fiery chamber in the prior art, and caused the problem of product loss and production safety.
(6) rotary drum drying machine with the lifting device described in the utility model, described discharging opening are arranged on described rotating cylinder away from an end of described heating furnace; Described air-introduced machine is arranged on described rotating cylinder away from an end of described heating furnace.Coal charge is under the drive of the high-temperature flue gas that air-introduced machine is introduced, being aided with the lifting device advances, flow to the other end away from heating furnace by rotating cylinder near an end of heating furnace, discharged by discharging opening again, carried out sufficient the contact at this Coal During material with high-temperature flue gas, coal charge has obtained sufficient drying, and has also effectively utilized equipment.
Description of drawings
Content of the present utility model is easier to be understood in order to make, and the utility model is further detailed content of the present utility model with the specific embodiment by reference to the accompanying drawings;
The structural representation of Fig. 1 rotary drum drying machine with the lifting device described in the utility model;
Fig. 2 rotary drum drying machine with the lifting device described in the utility model is along A-A cutaway view and partial enlarged drawing;
Fig. 3 structural representation that keeps off the rotary drum drying machine of flame board and lifting device with the first gear flame board, second described in the utility model;
Wherein Reference numeral is: 1-heating furnace, 2-fire door, 3-fire chamber, 4-flue, 5-the first gear flame board, 6-the second gear flame board, 7-exhaust opening, 8-charging aperture, the 9-rotating cylinder, 10-discharging opening, 11-air-introduced machine, 12-lifting device, 13-paddle, 14-base plate, the 15-side plate, 16-rotating driving device, 17-arc electricity rail, the 18-motor, 19-brush, 20-insulated track.
The specific embodiment
A kind of rotary drum drying machine with the lifting device described in the utility model comprises heating furnace 1 as shown in Figure 1, 2, described heating furnace 1 comprises body of heater, is arranged on fire door 2 and exhaust opening 7 on the described body of heater, in the present embodiment, one end of described body of heater is provided with fire door 2, and the other end is provided with exhaust opening 7; Be provided with fiery chamber 3 in described body of heater inside, described fiery chamber 3 communicates with described exhaust opening 7 by flue 4, is provided with the charging aperture 8 that can control keying at the top of described flue 4; Rotating cylinder 9, described rotating cylinder 9 is connected with described body of heater by described exhaust opening 7, and described rotating cylinder 9 is provided with the discharging opening 10 that can control keying, and in the present embodiment, described discharging opening 10 is arranged on described rotating cylinder 9 away from an end of described heating furnace 1; Be connected with rotating driving device 16 on the described rotating cylinder 9, be used for driving described rotating cylinder 9 rotations, described rotating cylinder 9 is connected with air-introduced machine 11, and in the present embodiment, described air-introduced machine 11 is arranged on described rotating cylinder 9 away from an end of described heating furnace 1; Inwall at described rotating cylinder 9 is connected with a plurality of lifting devices 12, and described a plurality of lifting devices 12 are arranged twist from an end to the other end of described rotating cylinder 9; Described lifting device 12 is cavitys of the end opening that surrounded by a base plate 14 and a plurality of side plate 15, one side of described base plate 14 is connected with the inwall of described rotating cylinder 9, remaining limit of described base plate 14 is connected with described side plate 15, the opening direction of each described lifting device 12 is towards the rotation direction of described rotating cylinder 9, in the present embodiment, the described side plate 15 of at least one of described lifting device 12 is the 30-80 degree with the angle α of described base plate 14, and the base plate 14 of described lifting device 12 is perpendicular to the inwall of described rotating cylinder 9.At least be provided with paddle 13 near in the described lifting device 12 of part at described exhaust opening 7 places, in the present embodiment, to the described lifting device 12 of described rotating cylinder 9 centers, be provided with described paddle 13 from rotating cylinder 9 one ends near described exhaust opening 7.Described paddle 13 is connected with motor 18, described motor 18 is arranged on the base plate 14 of the outside and close described lifting device 12 of described cavity of corresponding described lifting device 12, be connected with brush 19 with described motor 18, described brush 19 is arranged on the outside of described rotating cylinder 9, and is connected with described motor 18 by wire; Also be provided with arc electricity rail 17, described arc electricity rail 17 is arranged at outside described rotating cylinder 9 cylindrical shells, and and described rotating cylinder 9 cylinder body outer walls between have the gap; Described arc electricity rail 17 has the electric rail that is suitable for described brush 19 slips; Described lifting device 12 wherein material begin to pour out to the process of evacuation material, described brush 19 matches with described arc electricity rail 17, works to realize described motor 18 energisings and to drive described paddle 13; The radian of described arc electricity rail 17 equals the radian of described rotating cylinder 9; In the present embodiment, be provided with the insulated track 20 formation closed circumference that is connected with the electric rail 17 of described arc along the circumference at described arc electricity rail 17 places, described brush 19 does not connect electricity when described insulated track 20 slides, energising when brush 19 slides into arc electricity rail 17, guaranteed that brush 19 can switch well between the state of outage and energising, thereby assurance paddle 13 can be opened in time or close.
On this basis, can overload operation or idle running in order to ensure paddle 13, thereby prevent that motor 18 is damaged, as preferred version, along the rotation direction of described rotating cylinder 9, the arc length of described arc electricity rail 17 for from the point that shaft section intersects and rotation direction makes progress of described rotating cylinder 9 and its horizontal direction to any corresponding arc length of radian the circumferential point of putting 3 ∏/4 radians apart from this.
Further, along the rotation direction of described rotating cylinder 9, the arc length of described arc electricity rail 17 for from the point that shaft section intersects and rotation direction makes progress of described rotating cylinder 9 and its horizontal direction to apart from the corresponding arc length of the radian of this ∏/4.
As another embodiment, along the rotation direction of described rotating cylinder 9, the arc length of described arc electricity rail 17 for from the point that shaft section intersects and rotation direction makes progress of described rotating cylinder 9 and its horizontal direction to apart from the corresponding arc length of the radian of this ∏/2.
Said apparatus is when operation, coal charge to be dried enters rotating cylinder 9 by charging aperture 8, the high-temperature flue gas that heating furnace 1 produces is entered in the rotating cylinder 9 by exhaust opening 7 coal charge is carried out drying, and rotating cylinder 9 is rotating under the drive of rotating driving device 16 and and then coal charge stirred in rotating cylinder 9.Simultaneously along with the rotation of rotating cylinder 9, lifting device 12 is kicked up coal charge, throw down, and coal charge is dispersed evenly and abundant and high-temperature flue gas carries out heat exchange, has accelerated the drying efficiency of coal charge.Rotation along with rotating cylinder 9, when beginning to touch arc electricity rail 17 with the brush 19 on the lifting device 12 of paddle 13, power connection, the paddle 13 in the lifting device 12 begin to rotate, and the coal charge of reunion is rubbed powdering under the effect of lifting device 12 interior paddles 13; Rotating cylinder 9 continues to drive lifting device 12 and rotates, brush 19 on the simultaneously lifting device 12 slides along arc electricity rail 17, paddle 13 continues to stir, and lifting device 12 is poured out the material in it in rotation process gradually, when being separated from arc electricity rail 17 with the brush 19 on the lifting device 12 of paddle 13 rotates along with rotating cylinder 9, paddle 13 stops operating, and prevents that paddle 13 from dallying in the situation that does not have material to process, and damages motor 18.The coal charge of reuniting in the oven dry starting stage participates in the dry run after again pulverizing.Because coal charge is the inwall rotation along rotating cylinder 9 mostly, so being arranged on the lifting device 12 at rotating cylinder 9 inwall places can be by the inner paddle that the arranges 13 abundant coal charge of pulverizing in the rotating cylinder 9, thereby can not form the coal charge of reunion, and then the moisture in the coal charge is dried fully, gained product of coal powdering and water content reach standard.
Cause the burning of coal charge or the danger of device explosion in the rotating cylinder 9 in order to prevent that fiery chamber 3 interior thermal-flames from scurrying into, as transformable embodiment, as shown in Figure 3, in described flue 4, be provided with the first gear flame board 5 and the second gear flame board 6 that are parallel to each other, the upper end of described the first gear flame board 5 is connected with the inwall of described body of heater, and the lower end of described the second gear flame board 6 is connected with the inwall of described body of heater; Has the passage that is suitable for the flue gas circulation between described the first gear flame board 5 and the second gear flame board 6; Perpendicular to described flue 4 axially, described the first gear flame board 5 and second keeps off flame board 6 and has interlaced area.
Further, described the first gear flame board 5 and the second gear flame board 6 are perpendicular to the inwall of described flue 4.
On this basis, as interchangeable embodiment, described motor 18 also can be arranged on the outer wall of described rotating cylinder 9, and described motor 18 and described paddle 13 are connected by wire, are provided with brush 19 on the described motor 18.
Although the utility model has carried out detailed elaboration by above-mentioned specific embodiment to it; but; those skilled in the art should be understood that; the any form that does not exceed the claim protection domain of making on this basis and the variation of details all belong to the claimed scope of the utility model.
Claims (10)
1. the rotary drum drying machine with the lifting device comprises,
Heating furnace (1), described heating furnace (1) comprises body of heater, is arranged on fire door (2) and exhaust opening (7) on the described body of heater;
Be provided with fiery chamber (3) in described body of heater inside, described fiery chamber (3) communicates with described exhaust opening (7) by flue (4), is provided with the charging aperture (8) that can control keying at the top of described flue (4);
Rotating cylinder (9), described rotating cylinder (9) is connected with described body of heater by described exhaust opening (7), and described rotating cylinder (9) is provided with the discharging opening (10) that can control keying;
Be connected with rotating driving device (16) on the described rotating cylinder (9), be used for driving described rotating cylinder (9) rotation, described rotating cylinder (9) is connected with air-introduced machine (11);
Inwall at described rotating cylinder (9) is connected with a plurality of lifting devices (12), and described a plurality of lifting devices (12) are arranged twist from an end to the other end of described rotating cylinder (9);
Described lifting device (12) is the cavity of the end opening that surrounded by a base plate (14) and a plurality of side plate (15), one side of described base plate (14) is connected with the inwall of described rotating cylinder (9), remaining limit of described base plate (14) is connected with described side plate (15), and the opening direction of each described lifting device (12) is towards the rotation direction of described rotating cylinder (9);
It is characterized in that, in the described lifting device of part (12) of locating near described exhaust opening (7), be provided with paddle (13) at least;
Described paddle (13) is connected with motor (18), described motor (18) is arranged on the base plate (14) of the outside and close described lifting device (12) of described cavity of corresponding described lifting device (12), be connected with brush (19) with described motor (18), described brush (19) is arranged on the outside of described rotating cylinder (9), and is connected with described motor (18) by wire;
Also be provided with arc electricity rail (17), described arc electricity rail (17) is arranged at outside described rotating cylinder (9) cylindrical shell, and and described rotating cylinder (9) cylinder body outer wall between have the gap; Described arc electricity rail (17) has the electric rail that is suitable for described brush (19) slip; Described lifting device (12) will be wherein material begin to pour out to the process of evacuation material, described brush (19) matches with described arc electricity rail (17), works to realize that described motor (18) is switched on and driven described paddle (13); The radian of described arc electricity rail (17) equals the radian of described rotating cylinder (9).
2. rotary drum drying machine according to claim 1, it is characterized in that, along the rotation direction of described rotating cylinder (9), the arc length of described arc electricity rail (17) for from the point that shaft section intersects and rotation direction makes progress of described rotating cylinder (9) and its horizontal direction to any corresponding arc length of radian the circumferential point of putting 3 ∏/4 radians apart from this.
3. rotary drum drying machine according to claim 2, it is characterized in that, along the rotation direction of described rotating cylinder (9), the arc length of described arc electricity rail (17) for from the point that shaft section intersects and rotation direction makes progress of described rotating cylinder (9) and its horizontal direction to apart from the corresponding arc length of the radian of this ∏/4.
4. rotary drum drying machine according to claim 2, it is characterized in that, along the rotation direction of described rotating cylinder (9), the arc length of described arc electricity rail (17) for from the point that shaft section intersects and rotation direction makes progress of described rotating cylinder (9) and its horizontal direction to apart from the corresponding arc length of the radian of this ∏/2.
5. arbitrary described rotary drum drying machine is characterized in that according to claim 1-4, is provided with described paddle (13) from rotating cylinder (9) one ends near described exhaust opening (7) to the described lifting device (12) of described rotating cylinder (9) center.
6. rotary drum drying machine according to claim 5 is characterized in that, at least one described side plate (15) of described lifting device (12) is the 30-80 degree with the angle α of described base plate (14).
7. according to claim 1 and 2 or 3 or 4 or 6 described rotary drum drying machines, it is characterized in that the base plate (14) of described lifting device (12) is perpendicular to the inwall of described rotating cylinder (9).
8. rotary drum drying machine according to claim 7, it is characterized in that, in described flue (4), be provided with the first gear flame board (5) and the second gear flame board (6) that are parallel to each other, the upper end of described the first gear flame board (5) is connected with the inwall of described body of heater, and the lower end of described the second gear flame board (6) is connected with the inwall of described body of heater; Has the passage that is suitable for the flue gas circulation between described the first gear flame board (5) and the second gear flame board (6); Perpendicular to described flue (4) axially, described the first gear flame board (5) has interlaced area with the second gear flame board (6).
9. rotary drum drying machine according to claim 8 is characterized in that, described the first gear flame board (5) and the second gear flame board (6) are perpendicular to the inwall of described flue (4).
10. according to claim 1 and 2 or 3 or 4 or 6 or 8 or 9 described rotary drum drying machines, it is characterized in that, described discharging opening (10) is arranged on described rotating cylinder (9) away from an end of described heating furnace (1), and described air-introduced machine (11) is arranged on described rotating cylinder (9) away from an end of described heating furnace (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220343084 CN202814000U (en) | 2012-07-16 | 2012-07-16 | Rotary drum dryer with lifters |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220343084 CN202814000U (en) | 2012-07-16 | 2012-07-16 | Rotary drum dryer with lifters |
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| Publication Number | Publication Date |
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| CN202814000U true CN202814000U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220343084 Expired - Fee Related CN202814000U (en) | 2012-07-16 | 2012-07-16 | Rotary drum dryer with lifters |
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| CN (1) | CN202814000U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542699A (en) * | 2012-07-16 | 2014-01-29 | 鄂尔多斯市中誉能源股份有限公司 | Rotary dryer with material spreading devices |
| CN111872098A (en) * | 2020-06-30 | 2020-11-03 | 陆炯 | Centrifugal heavy metal contaminated soil clean system |
-
2012
- 2012-07-16 CN CN 201220343084 patent/CN202814000U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542699A (en) * | 2012-07-16 | 2014-01-29 | 鄂尔多斯市中誉能源股份有限公司 | Rotary dryer with material spreading devices |
| CN111872098A (en) * | 2020-06-30 | 2020-11-03 | 陆炯 | Centrifugal heavy metal contaminated soil clean system |
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Granted publication date: 20130320 Termination date: 20160716 |