CN220867262U - Sludge drying granulator - Google Patents
Sludge drying granulator Download PDFInfo
- Publication number
- CN220867262U CN220867262U CN202322225719.2U CN202322225719U CN220867262U CN 220867262 U CN220867262 U CN 220867262U CN 202322225719 U CN202322225719 U CN 202322225719U CN 220867262 U CN220867262 U CN 220867262U
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- CN
- China
- Prior art keywords
- crushing
- evaporation chamber
- scattering
- sludge
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000010802 sludge Substances 0.000 title claims abstract description 67
- 238000001035 drying Methods 0.000 title claims abstract description 22
- 238000001704 evaporation Methods 0.000 claims abstract description 59
- 230000008020 evaporation Effects 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims description 6
- 238000005469 granulation Methods 0.000 claims description 5
- 230000003179 granulation Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000002245 particle Substances 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000617 Mangalloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to the technical field of sludge treatment equipment, and discloses a sludge drying granulator, wherein a crushing and scattering evaporation chamber, a crushing and scattering assembly, a crusher, a first feeding mechanism, a second feeding mechanism, a granulating cylinder and an air supply assembly are arranged in the crushing and scattering evaporation chamber, the first feeding mechanism is arranged at the top of the crusher, the feeding end of the second feeding mechanism is communicated with a discharge hole of the crusher, the discharge end of the second feeding mechanism is communicated with the crushing and scattering evaporation chamber, the granulating cylinder is arranged at the top of the crushing and scattering evaporation chamber and is communicated with the crushing and scattering evaporation chamber, and an air outlet of the air supply assembly is communicated with the bottom of the crushing and scattering evaporation chamber. According to the granulator, the crusher and the crushing and scattering assembly are arranged to crush wet sludge twice, so that the strength of the sludge is reduced to the greatest extent, the contact area between the sludge and hot air is enlarged, the purpose of stably, efficiently and continuously drying the sludge is achieved, the water content of the dried sludge can be 10-15%, and the granularity is uniform.
Description
Technical Field
The utility model relates to the technical field of sludge treatment equipment, in particular to a sludge drying granulator.
Background
Sludge is a treated derivative of sewage produced in various industrial processes and daily life. Due to the scale and integration of production, the living standard of people is increasingly improved, the yield of sludge is increased year by year, and the sludge becomes a great factor which seriously affects the health and environmental protection life of people and society.
Therefore, the harmless treatment and the recycling of the sludge are required to be enhanced, common sludge treatment equipment in the existing equipment is easy to block, agglomerate and adhere to the wall, and the evaporation efficiency is low.
Disclosure of utility model
The utility model aims to provide a sludge drying granulator, which can stably, efficiently and continuously dry sludge.
In order to achieve the above object, the present utility model provides a sludge drying granulator comprising:
The crushing and scattering evaporation chamber is hollow;
the crushing and scattering assembly is arranged in the crushing and scattering evaporation chamber;
the crusher is used for primarily crushing the sludge;
The first feeding mechanism is arranged at the top of the crusher and is used for feeding the sludge into the crusher;
The feeding end of the second feeding mechanism is communicated with the discharging port of the crusher, and the discharging end of the second feeding mechanism is communicated with the crushing and scattering evaporation chamber;
The granulating cylinder is arranged at the top of the crushing and scattering evaporation chamber and is communicated with the crushing and scattering evaporation chamber, and the top of the granulating cylinder is provided with a wind material mixing outlet;
And the air outlet of the air supply assembly is communicated with the bottom of the crushing and scattering evaporation chamber and used for conveying hot air into the crushing and scattering evaporation chamber.
Preferably, the crushing and scattering assembly comprises a servo motor arranged on the outer side of the crushing and scattering evaporation chamber and provided with a speed reducer, a rotating shaft which is rotationally connected to the inner part of the crushing and scattering evaporation chamber and is in transmission connection with the servo motor, and a plurality of harrow blades which are uniformly and alternately distributed on the outer side of the rotating shaft.
Preferably, the rake blade is a blade.
Preferably, a feeding bin is arranged at a top feeding hole of the first feeding mechanism, and the feeding bin is of an inverted quadrangular frustum structure with a wide upper part and a narrow lower part.
Preferably, the included angle between the side wall of the feeding bin and the horizontal plane is larger than 60 degrees.
Preferably, the air supply assembly comprises an air chamber arranged at the bottom of the crushing and scattering evaporation chamber and an air blower communicated with the air chamber, and an air outlet of the air chamber is communicated with the crushing and scattering evaporation chamber.
Preferably, the interior of the plenum is helical.
Preferably, a tangential air inlet is arranged on the side surface of the air chamber, and the tangential air inlet is communicated with an air outlet of the air blower.
Preferably, the first feeding mechanism and the second feeding mechanism are both screw feeders.
Preferably, the center line of the granulating cylinder is collinear with the center line of the crushing and scattering evaporation chamber, and the sludge conveyed by the second feeding mechanism falls from the communication part of the granulating cylinder and the crushing and scattering evaporation chamber.
Compared with the prior art, the utility model has the beneficial effects that:
The wet sludge is crushed twice by arranging the crusher and the crushing and scattering assembly, so that the strength of the sludge is reduced to the greatest extent, the contact area of the sludge and hot air is enlarged, the purposes of stably, efficiently and continuously drying the sludge are achieved, the water content of the dried sludge can be 10-15%, and the granularity is uniform.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
FIG. 1 shows a schematic diagram of a sludge drying granulator according to an embodiment of the present utility model;
FIG. 2 illustrates a top view of a plenum of an embodiment of the utility model.
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
Referring to fig. 1, the present embodiment provides a sludge drying granulator, which includes a crushing and scattering evaporation chamber 1, a crushing and scattering assembly 2, a crusher 3, a first feeding mechanism 4, a second feeding mechanism 5, a granulation drum 6, and an air supply assembly 7. Wherein, broken evaporating chamber 1 inside cavity of breaking up, broken subassembly 2 of breaking up sets up in broken evaporating chamber 1 of breaking up, breaker 3 is used for preliminary broken with mud, first feeding mechanism 4 sets up in breaker 3 tops, be used for sending mud into breaker 3 in, second feeding mechanism 5 pan feeding end and breaker 3's discharge gate intercommunication, its discharge end and broken evaporating chamber 1 intercommunication of breaking up, granulation section of thick bamboo 6 set up in broken evaporating chamber 1's top, and with broken evaporating chamber 1 intercommunication of breaking up, granulation section of thick bamboo 6's top is provided with wind material mixing outlet 61, the air outlet of air supply subassembly 7 and broken evaporating chamber 1's bottom intercommunication for send into hot-blast broken evaporating chamber 1 of breaking up.
When the device specifically works, wet sludge is fed into the crusher 3 through the first feeding mechanism 4, the crusher 3 is driven by the gear motor and rotates at a constant speed according to a set speed, the blocky wet sludge extruded by the plate frame is primarily crushed, then the blocky wet sludge is fed into the crushing and scattering evaporation chamber 1 through the second feeding mechanism 5 and enters the crushing and scattering evaporation chamber 1, the crushing and scattering assembly 2 secondarily crushes the primarily crushed wet sludge, the sludge granularity is reduced to the maximum extent, the contact area is enlarged, meanwhile, the air supply assembly 7 feeds hot air into the crushing and scattering evaporation chamber 1, and the scattered hot air sludge particles collide and spray to quickly evaporate the sludge moisture, so that the purposes of stably, efficiently and continuously drying the sludge are achieved, the water content of the dried sludge can be reduced to 10-15%, and the granularity is uniform. Simultaneously, the hot air is wrapped and dried to enter the granulating cylinder 6, and finally, sludge particles are discharged from the air-material mixing outlet 61 and enter a particle collecting system in the next step.
In this embodiment, the crushing and scattering assembly 2 includes a servo motor 21 provided outside the crushing and scattering evaporation chamber 1 and equipped with a speed reducer, a rotating shaft 22 rotatably connected inside the crushing and scattering evaporation chamber 1 and in transmission connection with the servo motor 21, and a plurality of rake blades 23 uniformly and alternately distributed outside the rotating shaft 22. The servo motor 21 drives the rotating shaft 22 to rotate so as to drive the harrow blades 23 to cut and disperse the wet sludge, so that the wet sludge is further decomposed into small blocks and particles, the scattering efficiency is improved, the particle strength is reduced, and therefore, the water in the sludge particles can be better evaporated by hot air, and the evaporation efficiency is improved.
Preferably, the rake blades 23 are blades, in the form of blades, which better cut the sludge. The blade can be made of manganese steel, which is a high-strength steel material with long service life.
Preferably, a feeding bin 41 is arranged at the top feeding hole of the first feeding mechanism 4, and the feeding bin 41 is of an inverted quadrangular frustum structure with a wide upper part and a narrow lower part. The upper opening is wide and the lower opening is narrow, so that the capacity of the feeding bin can be increased
Preferably, the included angle between the side wall of the feeding bin 41 and the horizontal plane is larger than 60 degrees, and the included angle is larger than the stacking angle of wet sludge when the included angle is larger than 60 degrees, so that the wet sludge can smoothly enter the feeding bin 41 due to self weight.
Preferably, the air supply assembly 7 comprises an air chamber 71 arranged at the bottom of the crushing and scattering evaporation chamber 1 and an air blower 72 communicated with the air chamber 71, wherein an air outlet of the air chamber 71 is communicated with the crushing and scattering evaporation chamber 1, the air blower 72 is externally connected with a hot air source, and hot air is sent into the crushing and scattering evaporation chamber 1 through the air blower 72, so that the crushing and scattering evaporation chamber 1 is more rapid and convenient.
Preferably, the inside of the air chamber 71 is spiral, so that hot air swirls on the inner wall of the air channel of the air chamber 71 to form high-speed rotary air, and the high-speed rotary air enters the crushing and scattering evaporation chamber 1 along a channel between the air chamber 71 and the crushing and scattering evaporation chamber 1, and the high-speed rotary air flow collides and spouts with the crushed and scattered wet sludge particles in the crushing and scattering evaporation chamber, so that the moisture in the wet sludge is quickly evaporated, and the evaporation efficiency is higher.
As shown in fig. 2, the side of the plenum 71 is provided with a tangential air inlet 711, and the tangential air inlet 711 communicates with the air outlet of the blower 72, thereby guiding hot air into the plenum 71 and generating rotational air.
Preferably, the first feeding mechanism 4 and the second feeding mechanism 5 are both spiral feeding machines, the conveying pipeline of each spiral feeding machine is a sealed circular pipe, and materials are prevented from falling off in the conveying process, so that the site is tidier, the structure is compact, and the occupied space is small.
Preferably, the center line of the granulating cylinder 6 is collinear with the center line of the crushing and scattering evaporation chamber 1, and the sludge conveyed by the second feeding mechanism 5 falls from the communicating part of the granulating cylinder 6 and the crushing and scattering evaporation chamber 1, so that uniform blanking distribution can be ensured, in the embodiment, the granulating cylinder 6 and the crushing and scattering evaporation chamber 1 are cylindrical, and the diameter of the granulating cylinder 6 is smaller than that of the crushing and scattering evaporation chamber 1, so that a larger space is ensured to enable wet sludge to be crushed and evaporated to the greatest extent.
Compared with the prior art, the utility model has the beneficial effects that:
The wet sludge is crushed twice by arranging the crusher 3 and the crushing and scattering assembly 2, so that the strength of the sludge is reduced to the greatest extent, the contact area of the sludge and hot air is enlarged, the purpose of stably, efficiently and continuously drying the sludge is achieved, the water content of the dried sludge can be 10-15%, and the granularity is uniform.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model. In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (10)
1. A sludge drying granulator, comprising:
The crushing and scattering evaporation chamber is hollow;
the crushing and scattering assembly is arranged in the crushing and scattering evaporation chamber;
the crusher is used for primarily crushing the sludge;
The first feeding mechanism is arranged at the top of the crusher and is used for feeding the sludge into the crusher;
The feeding end of the second feeding mechanism is communicated with the discharging port of the crusher, and the discharging end of the second feeding mechanism is communicated with the crushing and scattering evaporation chamber;
The granulating cylinder is arranged at the top of the crushing and scattering evaporation chamber and is communicated with the crushing and scattering evaporation chamber, and the top of the granulating cylinder is provided with a wind material mixing outlet;
And the air outlet of the air supply assembly is communicated with the bottom of the crushing and scattering evaporation chamber and used for conveying hot air into the crushing and scattering evaporation chamber.
2. The sludge drying granulator according to claim 1, wherein the crushing and scattering assembly comprises a servo motor arranged outside the crushing and scattering evaporation chamber and provided with a speed reducer, a rotating shaft rotatably connected inside the crushing and scattering evaporation chamber and in transmission connection with the servo motor, and a plurality of harrows uniformly and alternately distributed outside the rotating shaft.
3. The sludge drying granulator of claim 2 wherein the rake blades are blades.
4. The sludge drying granulator according to claim 1, wherein a feeding bin is arranged at a top feeding hole of the first feeding mechanism, and the feeding bin is of an inverted quadrangular frustum structure with a wide upper part and a narrow lower part.
5. The sludge drying granulator of claim 4 wherein the side wall of the feed bin is at an angle greater than 60 ° to the horizontal.
6. The sludge drying granulator of claim 1 wherein the air supply assembly comprises an air plenum disposed at the bottom of the breaking up evaporation chamber and a blower in communication with the air plenum, the air outlet of the air plenum in communication with the breaking up evaporation chamber.
7. The sludge drying granulator of claim 6 wherein the interior of the plenum is helical.
8. The sludge drying granulator of claim 6 wherein the side of the plenum is provided with a tangential air inlet, the tangential air inlet communicating with the air outlet of the blower.
9. The sludge drying granulator of claim 1 wherein the first and second feed mechanisms are screw feeders.
10. The sludge drying granulator of any of claims 1 to 9 wherein the centre line of the granulation drum is collinear with the centre line of the breaking up evaporation chamber and the sludge fed by the second feed mechanism falls from the granulation drum in communication with the breaking up evaporation chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322225719.2U CN220867262U (en) | 2023-08-18 | 2023-08-18 | Sludge drying granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322225719.2U CN220867262U (en) | 2023-08-18 | 2023-08-18 | Sludge drying granulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220867262U true CN220867262U (en) | 2024-04-30 |
Family
ID=90820506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322225719.2U Active CN220867262U (en) | 2023-08-18 | 2023-08-18 | Sludge drying granulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220867262U (en) |
-
2023
- 2023-08-18 CN CN202322225719.2U patent/CN220867262U/en active Active
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