CN210291897U

CN210291897U - Vertical multi-section incinerator

Info

Publication number: CN210291897U
Application number: CN201920944133.2U
Authority: CN
Inventors: 张学付; 葛建兵
Original assignee: Nantong Xinyuan Sludge Disposal Technology Co ltd
Current assignee: Nantong Xinyuan Sludge Disposal Technology Co ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-10
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a vertical multi-section incinerator, a central shaft is arranged from the bottom of the incinerator body to the top center, the bottom of the central shaft is connected with a motor through a conveyor belt, the top end of the central shaft is connected with the bottom end of a floating air door, the top end of the floating air door is connected with a waste cooling gas exhaust pipe, the bottom end of the central shaft is connected with a shaft seat, one side of the shaft seat is connected with an induction blower, a plurality of hearths are arranged in the incinerator body, a stirring device is arranged in each hearth, the stirring device is connected with the central shaft, a sensor is arranged on one side of a plurality of hearths near a feed inlet, the sensor is connected with the induction blower, the structure of the utility model is reasonable, the inside of the incinerator body is provided with a plurality of hearths and a stirring device, the moisture content of sludge, the induction blower can automatically start to work through the sensor, manual control is not needed, and labor cost is reduced.

Description

Vertical multi-section incinerator

Technical Field

The utility model relates to an burn burning furnace technical field, specifically be a vertical multistage burns burning furnace.

Background

The multi-chamber incinerator is a vertical cylindrical refractory lined steel equipment, in which many chambers made of refractory material are arranged from top to bottom, and a series of horizontal heat-insulating chambers are arranged one above the other.

The traditional single-chamber incinerator has poor incineration effect on sludge and low efficiency, and the existing multi-chamber incinerator mostly adopts a manual control motor to rotate, so that the labor cost is increased, and therefore, an improved technology is urgently needed to solve the problem existing in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vertical multistage burns burning furnace to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a vertical multi-section incinerator comprises a furnace body, a feeding hole, a central shaft, a motor, a floating air door, a waste cooling gas exhaust pipe, a shaft seat, an induction blower, hearths, a stirring device, a sensor, a hot air return pipe, a bypass air channel, a cleaning exhaust pipe, a cyclone jet scrubber, a mortar discharge pipe, an ash bucket, a discharge channel and a combustion supporting device, wherein the feeding hole is formed in one side of the upper surface of the furnace body, the central shaft is arranged from the bottom of the furnace body to the top center, the bottom of the central shaft is connected with the motor through a conveyor belt, the top end of the central shaft is connected with the bottom end of the floating air door, the top end of the floating air door is connected with the waste cooling gas exhaust pipe, the bottom end of the central shaft is connected with the shaft seat, one side of the shaft seat is connected, the top end of the furnace body is provided with a sensor near the feed inlet, the sensor is connected with an induction air blower, the side face of the lower end of the furnace body is connected with one end of a hot air return pipe, the other end of the hot air return pipe is connected with a floating air door, the top end of the furnace body is far away from one end of the feed inlet and connected with one end of a bypass air channel, the other end of the bypass air channel is connected with a clean exhaust pipe, the bottom end of the clean exhaust pipe is connected with the top end of a cyclone jet washer, the bottom end of the cyclone jet washer is connected with an ash bucket through a mortar discharge pipe, the upper surface of the ash bucket is connected with the bottom end of the.

Preferably, a connecting port is formed in the side face of the shaft seat, and an air outlet of the induction blower is connected with the shaft seat through the connecting port.

Preferably, agitating unit includes center pin connecting piece, stirring leaf and sawtooth, center pin connecting piece inboard surface is provided with the keyway, center pin connecting piece outside surface evenly is provided with a plurality of stirring leaves, stirring leaf surface is provided with a plurality of sawteeth.

Preferably, a shaft sleeve is arranged at the center of the upper surface of the furnace body, and the upper end of the central shaft is connected with the shaft sleeve.

Preferably, the side surface of the floating air door is provided with a joint connected with a hot air return pipe, and the inner side of the bottom end of the floating air door is provided with a bearing used for connecting a central shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses rational in infrastructure, the furnace body is inside through setting up a plurality of furnace and agitating unit, at mud whereabouts in-process, after the intensive mixing, can make mud moisture content greatly reduced to the condition of jam can not take place.

(2) The side face of the top hearth is provided with the sensor, the induction air blower can automatically start to work through the sensor, manual control is not needed, and labor cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of the stirring device.

FIG. 3 is a schematic cross-sectional view of a stirring blade.

Fig. 4 is a schematic view of the floating damper configuration.

In the figure: the device comprises a furnace body 1, a feeding hole 2, a central shaft 3, a motor 4, a floating air door 5, a waste cooling gas exhaust pipe 6, a shaft seat 7, an induction blower 8, a hearth 9, a stirring device 10, a sensor 11, a hot air return pipe 12, a bypass air duct 13, a cleaning exhaust pipe 14, a cyclone jet washer 15, a mortar discharge pipe 16, an ash hopper 17, a discharge channel 18, a combustion supporting device 19, a shaft sleeve 20, a joint 51, a bearing 52, a central shaft connecting piece 101, stirring blades 102 and sawteeth 103.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a vertical multi-section incinerator comprises a furnace body 1, a feed inlet 2, a central shaft 3, a motor 4, a floating air door 5, a waste cooling gas exhaust pipe 6, a shaft seat 7, an induction blower 8, a hearth 9, a stirring device 10, a sensor 11, a hot air return pipe 12, a bypass air duct 13, a clean exhaust pipe 14, a cyclone jet washer 15, a mortar discharge pipe 16, an ash bucket 17, a discharge passage 18 and a combustion supporting device 19, wherein the feed inlet 2 is arranged on one side of the upper surface of the furnace body 1, the central shaft 3 is arranged from the bottom to the top center of the furnace body 1, a shaft sleeve 20 is arranged on the center of the upper surface of the furnace body 1, the upper end of the central shaft 3 is connected with the shaft sleeve 20, the bottom of the central shaft 3 is connected with the motor 4 through a conveyor belt, the top end of the central shaft 3 is connected with the bottom end of the floating air door, the air outlet of the induction blower 8 is connected with the shaft seat 7 through a connecting port, a plurality of hearths 9 are arranged in the furnace body 1, a stirring device 10 is arranged in each hearth 9, the stirring device 10 is connected with the central shaft 3, one side of the plurality of hearths 9 at the top close to the feed inlet 2 is provided with a sensor 11, the sensor 11 is connected with the induction blower 8, the side surface of the lower end of the furnace body 1 is connected with one end of a hot air return pipe 12, the other end of the hot air return pipe 12 is connected with a floating air door 5, one end of the top end of the furnace body 1 far away from the feed inlet 2 is connected with one end of a bypass air duct 13, the other end of the bypass air duct 13 is connected with a cleaning exhaust pipe 14, the bottom end of the cleaning exhaust pipe 14 is connected with the top end of a cyclone jet scrubber 15, the bottom end of, and a combustion-supporting device 19 is also arranged on one side of the furnace body 1 connected with the bypass air duct 13.

As shown in fig. 2, agitating unit 10 includes center pin connecting piece 101, stirring leaf 102 and sawtooth 103, and center pin connecting piece 101 inside surface is provided with the keyway, and center pin connecting piece 101 outside surface evenly is provided with a plurality of stirring leaves 102, and stirring leaf 102 surface is provided with a plurality of sawtooth 103, for the stirring mud that can be better, consequently, the contained angle between stirring leaf 102 and the horizontal plane sets up to 10~ 15.

As shown in FIG. 3, the side of the floating damper 5 is provided with a joint 51 connected with the hot air return pipe 12, and the inner side of the bottom end of the floating damper 5 is provided with a bearing 52 for connecting the central shaft 3.

The use principle is as follows: the motor 4 is started, the central shaft 3 is rotated to drive the stirring device 10 to rotate, the combustion-supporting device 19 is started, the combustion-supporting device 19 heats the furnace, sludge is sent into the furnace body 1 from the feeding hole, after a sensor 11 at the upper end senses a signal, the induction blower 8 starts to work, the sludge falls into the uppermost furnace chamber 9, the sludge falls into the next layer after being stirred by the stirring device 10 in each layer of the furnace chamber 9, the sludge can be raked by rotating the central shaft 3, the sludge is conveyed downwards from the top layer by layer under the action of the stirring device 10 and finally enters the ash bucket 17 through the discharge channel 18, hot air in the furnace enters the cyclone jet washer 15, after jet washing, clean gas is discharged from the cleaning exhaust pipe 14, dust particles carried in the gas are mixed with sprayed water to form mortar, the mortar falls into the bottom end of the cyclone jet washer 15 and is discharged into the ash bucket through the mortar discharge pipe 16, when the cooling air flow generated by the induction blower 8 in the central shaft 3 reaches the top end of the central shaft 3, the temperature also rises, one part of the cooling air flow is directly discharged from the waste cooling air exhaust pipe 6, and the other part of the cooling air flow enters the furnace body through the floating air door 5 and the hot air return pipe 12, is mixed with the hot air at the bottom end in the furnace body 1 and then is slowly cooled. The working process of the multi-hearth is that the sludge falls from top to bottom layer by layer, and the multi-hearth can be divided into three parts from the view of the whole incineration process. The top two layers are drying areas, most of the water in the sludge is evaporated, the drying effect is achieved, the temperature is 425-760 ℃, and the water content of the sludge can be reduced to be below 40%; the middle layers are sludge burning areas with the temperature of 760-925 ℃, and can be subdivided into middle upper part-volatile matter gas and part of solid matter burning areas; well lower part is fixed carbon combustion area, and several layers below many furnace are called slow cooling district, mainly play the effect of cooling and preheated air, and the temperature is 260 ~ 350 ℃, the utility model discloses rational in infrastructure, furnace body inside through setting up a plurality of furnace and agitating unit, at mud whereabouts in-process, after the intensive mixing, can make mud moisture content greatly reduced to can not take place the condition of jam, the top furnace side is provided with the sensor, can make the automatic work that begins of response air-blower through the sensor, need not manual control, reduces the cost of labor.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A vertical multi-section incinerator is characterized in that: comprises a furnace body (1), a feed inlet (2), a central shaft (3), a motor (4), a floating air door (5), a waste cooling gas exhaust pipe (6), a shaft seat (7), an induction blower (8), a hearth (9), a stirring device (10), a sensor (11), a hot air return pipe (12), a bypass air duct (13), a cleaning exhaust pipe (14), a cyclone jet washer (15), a mortar discharge pipe (16), an ash hopper (17), a discharge passage (18) and a combustion supporting device (19), wherein the feed inlet (2) is arranged on one side of the upper surface of the furnace body (1), the central shaft (3) is arranged from the bottom to the center of the top of the furnace body (1), the bottom of the central shaft (3) is connected with the motor (4) through a conveyor belt, the top end of the central shaft (3) is connected with the bottom end of the floating air door (5), and the top end of the floating, the bottom end of the central shaft (3) is connected with a shaft seat (7), one side of the shaft seat (7) is connected with an induction air blower (8), a plurality of hearths (9) are arranged inside the furnace body (1), the stirring devices (10) are arranged in the hearths (9), the stirring devices (10) are connected with the central shaft (3), one sides of the plurality of hearths (9) at the top close to the feed inlet (2) are provided with sensors (11), the sensors (11) are connected with the induction air blower (8), the side surface of the lower end of the furnace body (1) is connected with one end of a hot air return pipe (12), the other end of the hot air return pipe (12) is connected with a floating air door (5), one end of the feed inlet (2) far away from the top end of the furnace body (1) is connected with one end of a bypass air channel (13), the other end of the bypass air, the bottom end of the cleaning exhaust pipe (14) is connected with the top end of a cyclone jet washer (15), the bottom end of the cyclone jet washer (15) is connected with an ash bucket (17) through a mortar discharge pipe (16), the upper surface of the ash bucket (17) is also connected with the bottom end of the furnace body (1) through a discharge channel (18), and a combustion-supporting device (19) is further arranged on one side, connected with a bypass air duct (13), of the furnace body (1).

2. A vertical multistage incinerator according to claim 1 wherein: a connecting port is formed in the side face of the shaft seat (7), and an air outlet of the induction blower (8) is connected with the shaft seat (7) through the connecting port.

3. A vertical multistage incinerator according to claim 1 wherein: agitating unit (10) are including center pin connecting piece (101), stirring leaf (102) and sawtooth (103), center pin connecting piece (101) inside surface is provided with the keyway, center pin connecting piece (101) outside surface evenly is provided with a plurality of stirring leaves (102), stirring leaf (102) surface is provided with a plurality of sawtooth (103).

4. A vertical multistage incinerator according to claim 1 wherein: the furnace body (1) upper surface central point puts and is provided with axle sleeve (20), center pin (3) upper end links to each other with axle sleeve (20).

5. A vertical multistage incinerator according to claim 1 wherein: the side of the floating air door (5) is provided with a joint (51) connected with a hot air return pipe (12), and the inner side of the bottom end of the floating air door (5) is provided with a bearing (52) used for connecting a central shaft (3).