CN219098976U - Movable tunnel kiln waste heat sludge drying system - Google Patents
Movable tunnel kiln waste heat sludge drying system Download PDFInfo
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- CN219098976U CN219098976U CN202320150461.1U CN202320150461U CN219098976U CN 219098976 U CN219098976 U CN 219098976U CN 202320150461 U CN202320150461 U CN 202320150461U CN 219098976 U CN219098976 U CN 219098976U
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- sludge
- kiln
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- waste heat
- drying system
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- 239000010802 sludge Substances 0.000 title claims abstract description 126
- 238000001035 drying Methods 0.000 title claims abstract description 54
- 239000002918 waste heat Substances 0.000 title claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 27
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 24
- 230000007246 mechanism Effects 0.000 claims description 6
- 239000011449 brick Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 8
- 238000010304 firing Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a mobile tunnel kiln waste heat sludge drying system, which belongs to the technical field of tunnel kilns and comprises drying equipment and a mobile platform arranged on a kiln track; the drying equipment is arranged at the top of the cooling section of the movable kiln, the top of the drying equipment is provided with a sludge feeding hole, the bottom of the drying equipment is provided with a sludge discharging hopper and a hot air inlet communicated with the cooling section, and the sludge discharging hopper is positioned at the outer side of the kiln track; the movable platform is hung at the end part of the cooling section, and a feeding device for conveying sludge to the sludge feeding port is arranged on the movable platform. The waste heat and sludge drying system of the movable tunnel kiln moves along with the movable kiln, combines the drying of sludge and the process of firing green bricks by the movable kiln, does not need to additionally arrange a sunlight room, saves occupied space, fully utilizes waste heat in a cooling section of the movable kiln, achieves the maximum utilization of energy, saves energy and reduces consumption, and has the advantages of few equipment, simple operation process and small investment.
Description
Technical Field
The utility model relates to the technical field of tunnel kilns, in particular to a movable type tunnel kiln waste heat sludge drying system.
Background
The movable tunnel kiln is a sintering brick technological system designed by a reverse thinking method and with a brick blank being motionless and a kiln body moving, and the core technology is that an arc kiln body moves along a double-ring-shaped track, and a drying section, a preheating section, a roasting section, a heat preservation section and a cooling section are sequentially arranged on the kiln body from front to back. The brick blanks to be burned are stacked on an annular kiln bottom between double annular kiln rails in front of a kiln body, the kiln body moves forward to contain the brick blanks from a kiln front door, the drying, preheating, roasting and cooling processes are sequentially completed along with the movement of the kiln body, then the brick blanks are exposed out of a kiln tail door, and finished bricks exposed out of the kiln tail door can be shipped on the open kiln bottom. Such as patent number "201410200024.1", a "mobile tunnel kiln" is disclosed. Before making the adobe, need dry the mud of making the adobe, need to spread it to steel construction sunshine room subaerial with cloth equipment during the stoving, be provided with the steam passageway subaerial and can accelerate the evaporation of water in the mud to the mud heating, adopt the stirring system to carry out the untimely stirring to mud according to the mud dehydration condition, improve mud dehydration efficiency, adopt the receipts material system to collect dry mud after the mud dehydration moisture content reaches the requirement. But the drying mode has the advantages of large occupied area, large investment, more equipment, complex operation process, large manual consumption and low drying efficiency, and is not beneficial to collecting and treating harmful odors emitted by sludge due to large sunlight room space, so that the method is not beneficial to the health of workshop workers and the pollution to surrounding environment.
Disclosure of Invention
The utility model aims to solve the technical problems, and provides the mobile tunnel kiln waste heat sludge drying system, which combines the drying of sludge and the process of firing green bricks by a mobile kiln, moves along with the mobile kiln, does not need to additionally arrange a sunlight room, saves occupied space, fully utilizes useless waste heat in a cooling section of the mobile kiln, achieves the maximum utilization of energy, saves energy and reduces consumption, has few equipment, simple operation process and small investment.
In order to achieve the above object, the present utility model provides the following solutions: the utility model discloses a mobile tunnel kiln waste heat sludge drying system, which comprises drying equipment and a mobile platform arranged on a kiln track; the drying equipment is arranged at the top of the cooling section of the movable kiln, a sludge feeding hole is formed in the top of the drying equipment, a sludge discharge hopper and a hot air inlet communicated with the cooling section are formed in the bottom of the drying equipment, and the sludge discharge hopper is positioned at the outer side of a kiln track; the movable platform is hung at the end part of the cooling section, and a feeding device for conveying sludge to the sludge feeding port is arranged on the movable platform.
Preferably, the drying apparatus is a multi-layered mesh belt dryer.
Preferably, the multi-layered mesh belt dryer is arranged in a width direction of the moving kiln.
Preferably, the sludge feed inlet and the sludge discharge hopper are positioned at the same end of the multi-layer mesh belt dryer.
Preferably, a sludge feeding hopper is arranged on the sludge feeding port.
Preferably, a sludge slitting distributor is arranged between the sludge feeding hole and the sludge feeding hopper.
Preferably, the feeding device comprises a feeding belt and a feeding box, wherein a conveying mechanism for conveying sludge to the feeding end of the feeding belt is arranged in the feeding box, and the discharging end of the feeding belt is positioned above the sludge feeding hopper.
Preferably, the conveying mechanism comprises a conveying belt feeding toward the feeding belt.
Preferably, the moving platform is arranged on the kiln track through travelling wheels.
Preferably, the device further comprises an exhaust gas collecting device, the exhaust gas collecting device comprises an air supply pipeline and an exhaust gas collecting pipeline, the exhaust gas collecting pipeline is communicated with the sludge feeding port, the air supply pipeline is communicated with the front section of the cooling section of the movable kiln, and the air supply pipeline is communicated with the exhaust gas collecting pipeline through an air supply fan.
Compared with the prior art, the utility model has the following technical effects:
1. according to the utility model, the waste heat and sludge drying system of the movable tunnel kiln moves along with the movable kiln, so that the drying of sludge and the process of firing green bricks by the movable kiln are combined, a steel structure sunlight room is not required to be additionally arranged, and the occupied area is saved; hot air of the cooling section enters from a hot air inlet at the bottom, so that the hot air is in more efficient contact with the sludge, the sludge dewatering efficiency is improved, the maximum utilization of energy is achieved, and the energy is saved and the consumption is reduced; and drying equipment is directly placed at the top of the cooling section, directly utilizes the waste heat of the movable tunnel kiln, does not need to adopt a pipeline fan and the like to guide the waste heat of the movable tunnel kiln to other workshops, has high heat utilization efficiency, and reduces investment of cost of pipelines and the like.
2. The drying equipment is a multi-layer mesh belt type dryer, the space is utilized to change the area, the occupied area is greatly reduced, the investment is saved, the sludge descends layer by layer along the multi-layer mesh belt, the automatic material turning is realized, the automation degree is high, the labor is little, the sludge contacts with hot air floating layer by layer below, the time of the sludge in the sludge multi-layer dryer can be greatly prolonged, the contact time of the sludge and the waste heat of the hot air is prolonged, and the sludge dewatering efficiency is greatly improved.
3. According to the utility model, the sludge slitting and distributing machine is arranged between the sludge feeding port and the sludge feeding hopper, so that the sludge can be cut into thin strips, the sludge is dried and dehydrated, and automatic and uniform distribution of the sludge can be realized.
4. According to the utility model, the organic gas capable of emitting the hot gas and the sludge is collected through the waste gas collecting equipment, and then is conveyed to the front section of the cooling section of the movable tunnel kiln through the air supply pipeline by the air supply fan, so that oxygen is provided for kiln roasting, and meanwhile, the harmful gas emitted by the sludge can be subjected to high-temperature pyrolysis by utilizing high temperature, so that the harmful gas is eliminated, and the purpose of protecting the environment is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a side view of a mobile tunnel kiln waste heat sludge drying system;
FIG. 2 is a cross-sectional view of a mobile tunnel kiln waste heat sludge drying system;
fig. 3 is a top view of the mobile tunnel kiln waste heat sludge drying system.
Reference numerals illustrate: 1. feeding sludge into a hopper; 2. a sludge slitting and distributing machine; 3. a multi-layer mesh belt dryer; 4. a mobile platform; 5. a feed box; 6. a feeding belt; 7. a conveyor belt; 8. a walking wheel; 9. an air supply duct; 10. an exhaust gas collection pipe; 11. an air supply fan; 12. a sludge discharge hopper; 13. a steel wire conveying mesh belt; 14. moving the kiln; 15. a kiln track; 16. a cooling section; 17. and cooling the front section of the section.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment provides a mobile tunnel kiln waste heat sludge drying system, which comprises drying equipment and a mobile platform 4 as shown in fig. 1 to 3. The drying equipment is arranged at the top of the cooling section 16 of the movable kiln 14, a sludge feed inlet is arranged at the top of the drying equipment, a sludge discharge hopper 12 and a hot air inlet are arranged at the bottom of the drying equipment, the discharge outlet of the sludge discharge hopper 12 extends to the outer side of the kiln track 15, and the hot air inlet is communicated with the cooling section 16. The moving platform 4 is arranged on the kiln track 15 and is towed and hung at the end part of the cooling section 16, namely the tail part of the whole moving kiln 14, and the moving platform 4 is provided with a feeding device for conveying sludge to a sludge feeding hole.
Working principle: in the process of firing the green bricks by moving the movable kiln 14 along the kiln rail 15, the movable platform 4 moves along with the movable kiln 14, meanwhile, the feeding equipment conveys sludge to the sludge feeding port, the sludge falls into the drying equipment from the sludge feeding port, hot air generated by waste heat of the fired green bricks in the cooling section 16 enters the drying equipment through the hot air inlet and upwards flows to form relative countercurrent movement with the sludge, the sludge is heated and dried, and the dried sludge is discharged to the outer side of the kiln rail 15 through the sludge discharging hopper 12 and can be recovered.
In order to improve the drying efficiency and the drying effect as much as possible, in this embodiment, as shown in fig. 1 to 3, the drying apparatus is a multi-layer mesh belt type dryer 3, a multi-layer wire conveying mesh belt 13 is built in the multi-layer mesh belt type dryer 3, the multi-layer wire conveying mesh belts 13 are arranged in a staggered manner up and down, the conveying directions of the adjacent upper and lower two layers of wire conveying mesh belts 13 are opposite, the sludge entering from the sludge feeding port can fall to the uppermost layer of wire conveying mesh belt 13 first, the sludge can automatically fall to the lower layer of wire conveying mesh belt 13 when being conveyed only at the tail end along with the wire conveying mesh belt 13, meanwhile, the falling sludge can perform the automatic turning effect along with the falling sludge, then the sludge falling to the lower layer of wire conveying mesh belt 13 can be conveyed back in the reverse direction of the upper layer conveying direction, then is conveyed to the tail end on the wire conveying mesh belt 13 falling to the next layer, then the like until the lowest layer of wire conveying mesh belt 13 is conveyed from the lowest layer of wire conveying mesh belt 13 to the sludge discharging hopper 12 and then discharged. The multi-layer wire conveying mesh belt 13 not only can prolong the travelling path length of the sludge and improve the contact time with hot air, but also can replace the planar space which is originally required for treating the sludge in a three-dimensional space mode, improve the treatment capacity and save the occupied area, and the multi-layer mesh belt dryer 3 provided with four layers of wire conveying mesh belts 13 is shown by referring to fig. 2, and the specific number of layers can be set according to the size of the sludge treatment capacity.
Further, in the present embodiment, as shown in fig. 1 to 3, the multi-layered mesh belt dryer 3 is arranged in the width direction of the moving kiln 14, that is, the wire conveyor mesh belt 13 extends in the width direction of the moving kiln 14.
In this embodiment, as shown in fig. 1 to 3, the sludge feed port and the sludge discharge hopper 12 are located at the same end of the multi-layer mesh belt dryer 3.
In this embodiment, as shown in fig. 1 to 3, a sludge feeding hopper 1 is disposed on the sludge feeding port, and the sludge feeding hopper 1 is more beneficial to the entry of sludge under its funnel-shaped structure.
Further, in this embodiment, as shown in fig. 1 to 3, a sludge slitting and distributing machine 2 is disposed between the sludge feeding port and the sludge feeding hopper 1, and the sludge slitting and distributing machine 2 adopts a twin-roll type sludge slitter, such as a 1600-type sludge slitter.
In this embodiment, as shown in fig. 1 to 3, the feeding apparatus includes a feeding belt 6 and a feeding box 5. A conveying mechanism for conveying sludge to the feeding end of the feeding belt 6 is arranged in the feeding box 5, and the discharging end of the feeding belt 6 is positioned above the sludge feeding hopper 1. The sludge is transported from the outside by using a forklift or a special transport vehicle, then the sludge is transported into the feed box 5, the transport mechanism in the feed box 5 can transport the sludge to the feeding belt 6, and then the sludge is transported to the sludge feeding hopper 1 through the feeding belt 6, and the sludge is fed into the sludge feeding hopper 1
Further, in the present embodiment, as shown in fig. 1 to 3, the conveying mechanism includes a conveying belt 7 that feeds toward the feeding belt 6.
Further, in the present embodiment, as shown in fig. 1 to 3, the moving platform 4 is disposed on the kiln rail 15 through the travelling wheels 8, and the moving platform 4 can move along with the moving kiln 14 on the kiln rail 15 through the travelling wheels 8.
In this embodiment, as shown in fig. 1 to 3, the device further comprises an exhaust gas collecting device, the exhaust gas collecting device comprises an air supply pipeline 9 and an exhaust gas collecting pipeline 10, the air supply pipeline 9 is communicated with the exhaust gas collecting pipeline 10 through an air supply fan 11, the exhaust gas collecting pipeline 10 is communicated with a sludge feeding port, the air supply pipeline 9 is communicated with a cooling section front section 17 of the movable kiln 14, the air supply fan 11 is started, organic gas generated by hot air and sludge in the multi-layer mesh belt dryer 3 can be pumped into the air supply pipeline 9 through the exhaust gas collecting pipeline 10, and the organic gas is sent into the cooling section front section 17 from the air supply pipeline 9, and harmful gas in the organic gas is pyrolyzed at high temperature in the cooling section front section 17.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (10)
1. The waste heat sludge drying system of the movable tunnel kiln is characterized by comprising drying equipment and a movable platform arranged on a kiln track; the drying equipment is arranged at the top of the cooling section of the movable kiln, a sludge feeding hole is formed in the top of the drying equipment, a sludge discharge hopper and a hot air inlet communicated with the cooling section are formed in the bottom of the drying equipment, and the sludge discharge hopper is positioned at the outer side of a kiln track; the movable platform is hung at the end part of the cooling section, and a feeding device for conveying sludge to the sludge feeding port is arranged on the movable platform.
2. The mobile tunnel kiln waste heat sludge drying system of claim 1, wherein the drying apparatus is a multi-layer mesh belt dryer.
3. The mobile tunnel kiln waste heat sludge drying system of claim 2, wherein the multi-layered mesh belt dryer is arranged in a width direction of the mobile kiln.
4. The mobile tunnel kiln waste heat sludge drying system of claim 3 wherein the sludge feed inlet and the sludge discharge hopper are located at the same end of the multi-layer mesh belt dryer.
5. The mobile tunnel kiln waste heat sludge drying system of claim 4, wherein a sludge feeding hopper is arranged on the sludge feeding port.
6. The mobile tunnel kiln waste heat sludge drying system of claim 5, wherein a sludge slitting distributor is arranged between the sludge feed inlet and the sludge feeding hopper.
7. The mobile tunnel kiln waste heat sludge drying system of claim 6, wherein the feeding device comprises a feeding belt and a feeding box, a conveying mechanism for conveying sludge to the feeding end of the feeding belt is arranged in the feeding box, and the discharging end of the feeding belt is positioned above the sludge feeding hopper.
8. The mobile tunnel kiln waste heat sludge drying system of claim 7, wherein the conveyor mechanism comprises a conveyor belt feeding toward the loading belt.
9. The mobile tunnel kiln waste heat sludge drying system of claim 1, wherein the mobile platform is disposed on the kiln track by travelling wheels.
10. The mobile tunnel kiln waste heat sludge drying system of claim 1, further comprising an exhaust gas collection device comprising an air supply duct and an exhaust gas collection duct, the exhaust gas collection duct in communication with the sludge feed inlet, the air supply duct in communication with the cooling section front section of the mobile kiln, the air supply duct in communication with the exhaust gas collection duct through an air supply fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320150461.1U CN219098976U (en) | 2023-02-01 | 2023-02-01 | Movable tunnel kiln waste heat sludge drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320150461.1U CN219098976U (en) | 2023-02-01 | 2023-02-01 | Movable tunnel kiln waste heat sludge drying system |
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| Publication Number | Publication Date |
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| CN219098976U true CN219098976U (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320150461.1U Active CN219098976U (en) | 2023-02-01 | 2023-02-01 | Movable tunnel kiln waste heat sludge drying system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073357A (en) * | 2023-09-22 | 2023-11-17 | 乐山市五通桥区有明机砖厂 | A method of drying raw materials using waste heat from fired brick kilns |
| CN117962100A (en) * | 2024-01-18 | 2024-05-03 | 北京喜诺德科技有限公司 | Foamed ceramic production system and method adopting dry powder process |
-
2023
- 2023-02-01 CN CN202320150461.1U patent/CN219098976U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117073357A (en) * | 2023-09-22 | 2023-11-17 | 乐山市五通桥区有明机砖厂 | A method of drying raw materials using waste heat from fired brick kilns |
| CN117962100A (en) * | 2024-01-18 | 2024-05-03 | 北京喜诺德科技有限公司 | Foamed ceramic production system and method adopting dry powder process |
| CN117962100B (en) * | 2024-01-18 | 2025-01-14 | 北京喜诺德科技有限公司 | Foamed ceramic production system and method adopting dry powder process |
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