CN213202800U

CN213202800U - Sludge drying and carbonizing device

Info

Publication number: CN213202800U
Application number: CN202021274642.8U
Authority: CN
Inventors: 王焯威
Original assignee: Dongguan Jinmao Sludge Disposal Co ltd
Current assignee: Dongguan Jinmao Sludge Disposal Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-05-14
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a sludge drying carbomorphism device, including retort and mummification stove, retort fixed mounting is at the top of retort, and there is first motor and row's material pipe in the both sides of retort fixed mounting respectively, arranges that material pipe is linked together with retort is inside, and fixed mounting has first arc filter screen in the retort, is equipped with the first pivot that is located first arc filter screen top in the retort, and fixed mounting has first helical impeller in the first pivot, and the one end of first pivot and first helical impeller all extends to row in the material pipe. The utility model relates to a rationally, the practicality is good, can carry out shredding to the mud that gets into in the mummification stove, avoids the mud caking to influence sludge drying efficiency, has improved quality and the efficiency of handling sludge drying and carbomorphism, can carry the waste heat after handling the mud carbomorphism in the carbomorphism stove to carrying out the mummification to mud in the mummification stove in addition and handle, carry out recycle to the waste heat, have the effect of the energy of saving heat.

Description

Sludge drying and carbonizing device

Technical Field

The utility model relates to a sludge treatment equipment technical field specifically is a sludge drying carbomorphism device.

Background

With the increase of urban population, industrialization and the addition of urban sewage and wastewater treatment plants, the production amount of sludge is gradually increased, the sludge treatment is the focus of the environment, the sludge drying and carbonizing technology is to firstly carry out drying and reducing treatment on the sludge, the moisture content of the dried sludge is greatly reduced, the weight and the volume of the sludge can be obviously reduced, meanwhile, the physical and biochemical shapes of the sludge can be obviously changed by drying, ova are killed, bacteria are inhibited, the pollution and the harmfulness of the sludge are greatly reduced, then the sludge is subjected to 'dry distillation' in an anaerobic or micro-aerobic condition in a carbonization furnace, so that the moisture of the sludge is completely evaporated, harmful organic matters of the sludge are decomposed, simultaneously, the carbon in the sludge is furthest reserved, organic substances in the sludge are carbonized, the properties of the carbonized sludge are similar to that of activated carbon, the carbonized sludge can be widely applied to the purposes of adsorption, deodorization, dehydration and the like, and, the sludge does not contain toxic gas and the like, and secondary pollution can not be caused, so the sludge drying and carbonization is an economic and environment-friendly treatment technology which can not damage the environment and can recycle resources.

However, in the prior art, a commonly-used sludge drying and carbonizing device is composed of a sludge drying furnace and a sludge carbonizing furnace, when the device is used, sludge entering the sludge drying furnace cannot be crushed, so that caking in the sludge enters the sludge drying furnace to affect the treatment quality and treatment efficiency of the sludge, and waste heat in the carbonizing furnace cannot be conveyed to the drying furnace for recycling, so that more heat energy is wasted.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a sludge drying carbomorphism device has solved current sludge drying carbomorphism equipment when using, can not carry out shredding to the mud that gets into in the sludge drying stove, leads to the caking in the mud to get into influence in the sludge drying stove to the treatment quality and the treatment effeciency of mud, can not carry the waste heat in the carbomorphism stove to carry out recycle in the mummification stove moreover, to the extravagant more problem of the heat energy.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a sludge drying carbonization device comprises a carbonization furnace and a drying furnace, wherein the drying furnace is fixedly arranged at the top of the carbonization furnace, the two sides of the carbonization furnace are respectively and fixedly provided with a first motor and a discharge pipe, the discharge pipe is communicated with the interior of the carbonization furnace, the carbonization furnace is internally and fixedly provided with a first arc-shaped filter screen, a first rotating shaft positioned above the first arc-shaped filter screen is arranged in the carbonization furnace, a first spiral impeller is fixedly arranged on the first rotating shaft, one ends of the first rotating shaft and the first spiral impeller extend into the discharge pipe, a first through hole is formed in the inner wall of one side of the carbonization furnace close to the first motor, one end of the first rotating shaft close to the first motor penetrates through the first through hole and is fixedly connected with the output shaft of the first motor, a high-temperature air pipe positioned above the discharge pipe is fixedly arranged on one side of the carbonization furnace, the high-temperature air pipe is communicated with the, a second arc-shaped filter screen is fixedly arranged in the drying furnace, a second rotating shaft positioned above the second arc-shaped filter screen is arranged in the drying furnace, a second spiral impeller is fixedly arranged on the second rotating shaft, a second through hole is formed in the inner wall of one side of the drying furnace close to the second motor, one end of the second rotating shaft penetrates through the second through hole and is fixedly connected with the output shaft of the second motor, a discharge hole is formed in the second arc-shaped filter screen, a feed delivery pipe is fixedly arranged at the bottom of the drying furnace, the bottom end of the feed delivery pipe extends into the carbonization furnace, a fan is fixedly arranged at the top of the drying furnace, a suction pipe is fixedly connected with the suction end of the fan, one end of the suction pipe, far away from the fan, extends into the carbonization furnace, an exhaust pipe is fixedly connected with the discharge end of the fan, a gas pipe is fixedly arranged on the inner, the bottom fixed mounting of gas-supply pipe has the shower nozzle of giving vent to anger, retort's top fixed mounting has the feeding case, the bottom of feeding case is the opening setting, feeding case and inside being linked together of mummification stove, two third pivots are installed to the feeding incasement rotation, equal fixed cover is equipped with crushing roller in two third pivots, impartial interval fixed mounting has a plurality of crushing teeth on two crushing rollers, a plurality of crushing teeth are the annular and arrange, the top fixed mounting of feeding case has the inlet pipe, the inlet pipe is linked together with the feeding case, equal fixed mounting has the guide plate that is located crushing roller top on the both sides inner wall of feeding case, two guide plates are the slope setting, the one end of two third pivots all extends to outside the feeding case, two equal fixed cover of one end that the third pivot is located the feeding case are equipped with the gear, two gear meshes mutually, one side fixed mounting of feeding case has the third motor, the output shaft end of third motor and.

Preferably, one side of the drying furnace is fixedly provided with a drain pipe positioned below the second arc-shaped filter screen, and the drain pipe is communicated with the inside of the drying furnace.

Preferably, a first bearing is fixedly sleeved on the first rotating shaft, and an outer ring of the first bearing is fixedly connected with the inner wall of the first through hole.

Preferably, the second rotating shaft is fixedly sleeved with a second bearing, the outer ring of the second bearing is fixedly connected with the inner wall of the second through hole, a bearing seat is fixedly mounted on the inner wall of one side of the drying furnace far away from the second motor, and one end of the second rotating shaft far away from the second motor is rotatably mounted on the bearing seat.

Preferably, the top end of the conveying pipe extends into the drying furnace and is fixedly provided with a receiving hopper which is positioned under the discharge port.

Preferably, a valve is fixedly installed at one end, far away from the carbonization furnace, of the discharge pipe, and a dust blocking filter screen is fixedly installed at one end, far away from the fan, of the air suction pipe.

Preferably, the number of the air outlet nozzles is multiple, and the air outlet nozzles are arranged at equal intervals.

(III) advantageous effects

The utility model provides a sludge drying and carbonizing device. The method has the following beneficial effects:

(1) this sludge drying carbomorphism device, through starting third motor work, the third motor drives one of them third pivot and gear revolve for two gears drive corresponding third pivot and rotate, and two third pivots drive corresponding crushing roller and a plurality of crushing tooth and rotate, utilize two guide plates, make mud water fall to between two crushing rollers, utilize the rotation of a plurality of crushing teeth on two crushing rollers, can smash the caking of mud aquatic and break up.

(2) The sludge drying and carbonizing device filters water in sludge water by utilizing the second arc-shaped filter screen, sewage is discharged from a sewage discharge pipe, sludge is stored on the second arc-shaped filter screen, high-temperature gas is conveyed into the carbonizing furnace by utilizing a high-temperature gas pipe to be heated, the high-temperature gas in the carbonizing furnace is conveyed into the drying furnace and is discharged from a plurality of gas outlet spray heads by starting the fan to work, dust in the carbonizing furnace can be prevented from being sucked into the gas inlet pipe by arranging the dustproof filter screen, hot gas entering the drying furnace can be uniformly diffused by arranging the plurality of gas outlet spray heads, the second motor drives the second rotating shaft and the second spiral impeller to rotate by starting the second motor to work, sludge on the second arc-shaped filter screen can be conveyed towards a discharge port by utilizing the rotation of the second spiral impeller, and the sludge moves in the sludge conveying process, the drying device has the advantages that the sludge can be fully contacted with hot air in the drying furnace, moisture in the sludge is dried, heated and evaporated, the drying speed and the drying quality of the sludge are improved, heat in the carbonization furnace is conveyed to the drying furnace by the fan to perform drying treatment on the sludge, waste heat generated by carbonization treatment of the sludge in the carbonization furnace can be recycled, and the drying device has the effect of saving heat energy.

(3) This sludge drying carbomorphism device, through starting first motor work, first motor drives first pivot and first helical blade wheel and rotates, utilize the rotation of first helical blade wheel, can carry the mud after the mummification to the direction of arranging the material pipe, in carrying out transportation process to mud, mud takes place the motion on first arc filter screen, make mud can fully carry out abundant contact with the heat in the carbomorphism stove, the carbonization treatment quality to mud has been improved, the carbonization efficiency to mud has been improved, through opening the valve, under first helical blade wheel's transport effect, can arrange the material pipe discharge from arranging the mud that the carbomorphism was accomplished, utilize first helical blade wheel to carry mud, can avoid causing row material pipe to take place blocking phenomenon, it is more smooth and easy to arrange the material.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the front view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a carbonization furnace; 2. a drying furnace; 3. a first motor; 4. a discharge pipe; 5. a first arcuate screen; 6. a first rotating shaft; 7. a first helical impeller; 8. a high temperature gas pipe; 9. a second motor; 10. a second arcuate screen; 11. a second rotating shaft; 12. a second helical impeller; 13. a discharge port; 14. a delivery pipe; 15. a fan; 16. an air intake duct; 17. an exhaust pipe; 18. a gas delivery pipe; 19. an air outlet nozzle; 20. a feeding box; 21. a third rotating shaft; 22. a crushing roller; 23. crushing teeth; 24. a feed pipe; 25. a baffle; 26. a gear; 27. a blow-off pipe; 28. a third motor.

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.

As shown in fig. 1-3, the utility model provides a technical solution: a sludge drying and carbonizing device comprises a carbonizing furnace 1 and a drying furnace 2, wherein the drying furnace 2 is fixedly arranged at the top of the carbonizing furnace 1, a first motor 3 and a discharge pipe 4 are fixedly arranged on two sides of the carbonizing furnace 1 respectively, the discharge pipe 4 is communicated with the interior of the carbonizing furnace 1, a first arc-shaped filter screen 5 is fixedly arranged in the carbonizing furnace 1, a first rotating shaft 6 positioned above the first arc-shaped filter screen 5 is arranged in the carbonizing furnace 1, a first spiral impeller 7 is fixedly arranged on the first rotating shaft 6, one ends of the first rotating shaft 6 and the first spiral impeller 7 extend into the discharge pipe 4, a first through hole is formed in the inner wall of one side of the carbonizing furnace 1 close to the first motor 3, one end of the first rotating shaft 6 close to the first motor 3 penetrates through the first through hole and is fixedly connected with the output shaft end of the first motor 3, a high-temperature air pipe 8 positioned above the discharge pipe 4 is fixedly arranged on one side of, a high-temperature air pipe 8 is communicated with the interior of the carbonization furnace 1, one side of the drying furnace 2 is fixedly provided with a second motor 9, a second arc-shaped filter screen 10 is fixedly arranged in the drying furnace 2, a second rotating shaft 11 positioned above the second arc-shaped filter screen 10 is arranged in the drying furnace 2, a second spiral impeller 12 is fixedly arranged on the second rotating shaft 11, a second through hole is formed in the inner wall of one side of the drying furnace 2 close to the second motor 9, one end of the second rotating shaft 11 penetrates through the second through hole and is fixedly connected with the output shaft of the second motor 9, a discharge hole 13 is formed in the second arc-shaped filter screen 10, a feed delivery pipe 14 is fixedly arranged at the bottom of the drying furnace 2, the bottom end of the feed delivery pipe 14 extends into the carbonization furnace 1, a fan 15 is fixedly arranged at the top of the drying furnace 2, the suction end of the fan 15 is fixedly connected with an air suction pipe 16, one end of the air suction, the air delivery pipe 18 is fixedly installed on the inner wall of the top of the drying furnace 2, one end of the exhaust pipe 17, which is far away from the fan 15, extends into the drying furnace 2 and is fixedly connected and communicated with the top of the air delivery pipe 18, the bottom of the air delivery pipe 18 is fixedly provided with an air outlet nozzle 19, the top of the drying furnace 2 is fixedly provided with a feeding box 20, the bottom of the feeding box 20 is arranged in an opening manner, the feeding box 20 is communicated with the inside of the drying furnace 2, two third rotating shafts 21 are rotatably installed in the feeding box 20, crushing rollers 22 are fixedly sleeved on the two third rotating shafts 21, a plurality of crushing teeth 23 are fixedly installed on the two crushing rollers 22 at equal intervals, the plurality of crushing teeth 23 are annularly arranged, the feeding pipe 24 is fixedly installed on the top of the feeding box 20, the feeding pipe 24 is communicated with the feeding box 20, guide plates 25 which are positioned above the crushing rollers 22 are fixedly, the one end of two third pivot 21 all extends to outside the feeding case 20, and two third pivot 21 are located the outer one end of feeding case 20 and all fix the cover and are equipped with gear 26, and two gears 26 mesh mutually, and one side fixed mounting of feeding case 20 has third motor 28, and the output shaft end of third motor 28 and the one end fixed connection of one of them third pivot 21.

A discharge pipe 27 positioned below the second arc-shaped filter screen 10 is fixedly installed on one side of the drying furnace 2, the discharge pipe 27 is communicated with the inside of the drying furnace 2, a first bearing is fixedly sleeved on the first rotating shaft 6, the outer ring of the first bearing is fixedly connected with the inner wall of the first through hole, a second bearing is fixedly sleeved on the second rotating shaft 11, the outer ring of the second bearing is fixedly connected with the inner wall of the second through hole, a bearing seat is fixedly installed on the inner wall of one side of the drying furnace 2 away from the second motor 9, one end of the second rotating shaft 11 away from the second motor 9 is rotatably installed on the bearing seat, the top end of the conveying pipe 14 extends into the drying furnace 2 and is fixedly installed with a receiving hopper, the receiving hopper is positioned under the discharge port 13, a valve is fixedly installed at one end of the discharge pipe 4 away from the carbonization furnace 1, a dust-blocking filter screen is fixedly installed at one end of, the plurality of outlet nozzles 19 are arranged at equal intervals.

When in use, one end of the high-temperature air pipe 8 is fixedly connected with the exhaust end of an external combustion device, a control switch and an external power line are installed on the drying furnace 2, the first motor 3, the second motor 9, the third motor 28 control switch and the external power line are sequentially and electrically connected to form a loop, the control switch can respectively control the start-stop work of the first motor 3, the second motor 9 and the third motor 28, sludge water enters the feeding box 20 from the feeding pipe 24, the third motor 28 is started to work, the third motor 28 drives one of the third rotating shafts 21 and the gear 26 to rotate, as the two gears 26 are meshed with each other, the two gears 26 drive the corresponding third rotating shafts 21 to rotate, the steering directions of the two third rotating shafts 21 are opposite, the two third rotating shafts 21 drive the corresponding crushing rollers 22 and a plurality of crushing teeth 23 to rotate, and the sludge water falls between the two crushing rollers 22 by utilizing the two guide plates 25, the caking in the sludge water can be crushed and broken up by utilizing the rotation of a plurality of crushing teeth 23 on two crushing rollers 22, the crushed sludge water falls on a second arc-shaped filter screen 10, the moisture in the sludge water is filtered by utilizing the second arc-shaped filter screen 10, so that the sewage can be discharged from a drain pipe 27, the sludge is remained on the second arc-shaped filter screen 10, the burning high-temperature gas is conveyed into the carbonization furnace 1 through a high-temperature gas pipe 8 to heat the inside of the carbonization furnace 1, the fan 15 is started to work, under the conveying of the fan 15, the high-temperature gas in the carbonization furnace 1 is conveyed into the carbonization furnace 2 and is discharged from a plurality of gas outlet nozzles 19, the dust in the carbonization furnace 1 can be prevented from being sucked into the gas suction pipe 16 by arranging the dustproof filter screen, the hot gas entering the carbonization furnace 2 can be uniformly diffused by arranging the plurality of gas outlet nozzles 19, and the second motor 9 is started to work, the second motor 9 drives the second rotating shaft 11 and the second spiral impeller 12 to rotate, the sludge on the second arc-shaped filter screen 10 can be conveyed towards the discharge port 13 by the rotation of the second spiral impeller 12, the sludge moves in the sludge conveying process, so that the sludge can be fully contacted with hot air in the drying furnace 2, moisture in the sludge is dried, heated and evaporated, the drying speed and the drying quality of the sludge are improved, heat in the carbonization furnace 1 is conveyed into the drying furnace 2 by the fan 15 to be dried, waste heat generated by carbonization treatment of the sludge in the carbonization furnace 1 can be recycled, the effect of saving heat energy is achieved, the dried sludge falls into the receiving hopper from the discharge port 13 and falls onto the first arc-shaped filter screen 5 in the carbonization furnace 1 through the conveying pipe 14 by the rotation of the second spiral impeller 12, utilize the heat in retort 1 to carry out the carbomorphism to mud, through starting first motor 3 work, first motor 3 drives first pivot 6 and first helical impeller 7 and rotates, utilize the rotation of first helical impeller 7, can be to arranging the direction transport of material pipe 4 to mummified mud, in carrying out the transportation process to mud, mud takes place the motion on first arc filter screen 5, make mud can fully carry out abundant contact with the heat in retort 1, the carbomorphism treatment quality to mud has been improved, the carbomorphism efficiency to mud has been improved, through opening the valve, under the transport effect of first helical impeller 7, can arrange the mud that the carbomorphism was accomplished from arranging material pipe 4, utilize first helical impeller 7 to carry mud, can avoid causing row material pipe 4 to take place the jam phenomenon, make row material more smooth and easy, after the work is finished, respectively stop first motor 3, The second motor 9 and the third motor 28 operate, while those not described in detail in this specification are well known in the art to those skilled in the art.

To sum up, the sludge drying and carbonizing device has the advantages that the third motor 28 is started to work, the third motor 28 drives one of the third rotating shafts 21 and the gear 26 to rotate, the two gears 26 drive the corresponding third rotating shafts 21 to rotate, the two third rotating shafts 21 drive the corresponding crushing rollers 22 and the plurality of crushing teeth 23 to rotate, the two guide plates 25 are utilized to enable sludge water to fall between the two crushing rollers 22, the rotation of the plurality of crushing teeth 23 on the two crushing rollers 22 is utilized to crush and break up agglomerates in the sludge water, the second arc-shaped filter screen 10 is utilized to filter moisture in the sludge water, sewage is discharged from the sewage discharge pipe 27, sludge is reserved on the second arc-shaped filter screen 10, the high-temperature gas pipe 8 is utilized to convey the high-temperature gas into the carbonizing furnace 1 to be heated, the fan 15 is started to work, the high-temperature gas in the carbonizing furnace 1 is conveyed into the drying furnace 2 and is discharged from the plurality of gas outlet nozzles 19, by arranging the dustproof filter screen, dust in the carbonization furnace 1 can be prevented from being sucked into the air suction pipe 16, a plurality of air outlet nozzles 19 are arranged, hot air entering the drying furnace 2 can be uniformly diffused, the second motor 9 is started to work, the second motor 9 drives the second rotating shaft 11 and the second spiral impeller 12 to rotate, sludge on the second arc-shaped filter screen 10 can be conveyed towards the discharge port 13 by utilizing the rotation of the second spiral impeller 12, the sludge moves in the sludge conveying process, so that the sludge can be fully contacted with hot air in the drying furnace 2, moisture in the sludge is dried, heated and evaporated, the drying speed and the drying quality of the sludge are improved, heat in the carbonization furnace 1 is conveyed into the drying furnace 2 by utilizing the fan 15 to dry the sludge, and waste heat generated by the carbonization treatment of the sludge in the carbonization furnace 1 can be recycled, the device has the effect of saving heat energy, the first motor 3 drives the first rotating shaft 6 and the first helical impeller 7 to rotate by starting the first motor 3 to work, the dried sludge can be conveyed towards the discharge pipe 4 by utilizing the rotation of the first helical impeller 7, the sludge moves on the first arc-shaped filter screen 5 in the process of conveying the sludge, so that the sludge can fully contact with the heat in the carbonization furnace 1, the carbonization treatment quality of the sludge is improved, the carbonization efficiency of the sludge is improved, the carbonized sludge can be discharged from the discharge pipe 4 by opening a valve under the conveying action of the first helical impeller 7, the sludge can be conveyed by utilizing the first helical impeller 7, the blockage phenomenon of the discharge pipe 4 can be avoided, and the device is more smooth, the device has reasonable design and good practicability, and can crush the sludge entering the carbonization furnace 2, avoid the mud caking to influence sludge drying efficiency, improved the quality and the efficiency of handling sludge drying and carbomorphism, can carry out the mummification to mud in can carrying drying furnace 2 to the waste heat after handling the mud carbomorphism in retort 1 in addition and handle, carry out recycle to the waste heat, have the effect of the energy saving.

Claims

1. The utility model provides a sludge drying carbomorphism device, includes retort (1) and mummification stove (2), its characterized in that: the drying furnace (2) is fixedly arranged at the top of the carbonization furnace (1), the two sides of the carbonization furnace (1) are respectively and fixedly provided with a first motor (3) and a discharge pipe (4), the discharge pipe (4) is communicated with the interior of the carbonization furnace (1), a first arc-shaped filter screen (5) is fixedly arranged in the carbonization furnace (1), a first rotating shaft (6) positioned above the first arc-shaped filter screen (5) is arranged in the carbonization furnace (1), a first spiral impeller (7) is fixedly arranged on the first rotating shaft (6), one ends of the first rotating shaft (6) and the first spiral impeller (7) are respectively extended into the discharge pipe (4), a first through hole is formed in the inner wall of one side of the carbonization furnace (1) close to the first motor (3), one end of the first rotating shaft (6) close to the first motor (3) penetrates through the first through hole and is fixedly connected with the output shaft end of the first motor (3), a high-temperature air pipe (8) positioned above the discharge pipe (4) is fixedly arranged on one side of the carbonization furnace (1, the high-temperature air pipe (8) is communicated with the interior of the carbonization furnace (1), a second motor (9) is fixedly installed on one side of the drying furnace (2), a second arc-shaped filter screen (10) is fixedly installed in the drying furnace (2), a second rotating shaft (11) positioned above the second arc-shaped filter screen (10) is arranged in the drying furnace (2), a second spiral impeller (12) is fixedly installed on the second rotating shaft (11), a second through hole is formed in the inner wall, close to the second motor (9), of one side of the drying furnace (2), one end of the second rotating shaft (11) penetrates through the second through hole and is fixedly connected with the output shaft end of the second motor (9), a discharge hole (13) is formed in the second arc-shaped filter screen (10), a conveying pipe (14) is fixedly installed at the bottom of the drying furnace (2), the bottom end of the conveying pipe (14) extends into the carbonization furnace (1), and a fan (15) is fixedly installed at the top, the suction end of a fan (15) is fixedly connected with an air suction pipe (16), one end of the air suction pipe (16), which is far away from the fan (15), extends into the carbonization furnace (1), the discharge end of the fan (15) is fixedly connected with an exhaust pipe (17), the inner wall of the top of the drying furnace (2) is fixedly provided with an air conveying pipe (18), one end of the exhaust pipe (17), which is far away from the fan (15), extends into the drying furnace (2) and is fixedly connected and communicated with the top of the air conveying pipe (18), the bottom of the air conveying pipe (18) is fixedly provided with an air outlet nozzle (19), the top of the drying furnace (2) is fixedly provided with a feeding box (20), the bottom of the feeding box (20) is provided with an opening, the feeding box (20) is communicated with the inside of the drying furnace (2), two third rotating shafts (21) are rotatably arranged in the feeding box (20), and crushing rollers, equal interval fixed mounting has a plurality of crushing teeth (23) on two crushing roller (22), a plurality of crushing teeth (23) are the annular and arrange, the top fixed mounting of feeding case (20) has inlet pipe (24), inlet pipe (24) are linked together with feeding case (20), equal fixed mounting has guide plate (25) that are located crushing roller (22) top on the both sides inner wall of feeding case (20), two guide plate (25) are the slope setting, the one end of two third pivot (21) all extends to outside feeding case (20), the equal fixed cover of one end that two third pivot (21) are located feeding case (20) is equipped with gear (26), two gear (26) mesh mutually, one side fixed mounting of feeding case (20) has third motor (28), the output shaft end of third motor (28) and the one end fixed connection of one of them third pivot (21).

2. The sludge drying and carbonizing apparatus according to claim 1, characterized in that: one side fixed mounting of drying furnace (2) has blow off pipe (27) that is located second arc filter screen (10) below, and blow off pipe (27) are linked together with drying furnace (2) inside.

3. The sludge drying and carbonizing apparatus according to claim 1, characterized in that: the first rotating shaft (6) is fixedly sleeved with a first bearing, and the outer ring of the first bearing is fixedly connected with the inner wall of the first through hole.

4. The sludge drying and carbonizing apparatus according to claim 1, characterized in that: the fixed cover is equipped with the second bearing on second pivot (11), the outer lane of second bearing and the inner wall fixed connection of second through-hole, and fixed mounting has the bearing frame on the one side inner wall that second motor (9) were kept away from in drying furnace (2), and the one end rotation that second motor (9) were kept away from in second pivot (11) is installed on the bearing frame.

5. The sludge drying and carbonizing apparatus according to claim 1, characterized in that: the top end of the material conveying pipe (14) extends into the drying furnace (2) and is fixedly provided with a receiving hopper which is positioned under the discharge port (13).

6. The sludge drying and carbonizing apparatus according to claim 1, characterized in that: one end of the discharge pipe (4) far away from the carbonization furnace (1) is fixedly provided with a valve, and one end of the air suction pipe (16) far away from the fan (15) is fixedly provided with a dust blocking filter screen.

7. The sludge drying and carbonizing apparatus according to claim 1, characterized in that: the number of the air outlet spray heads (19) is multiple, and the air outlet spray heads (19) are arranged at equal intervals.