CN209741016U - Sludge ceramsite production system - Google Patents
Sludge ceramsite production system Download PDFInfo
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- CN209741016U CN209741016U CN201920062086.9U CN201920062086U CN209741016U CN 209741016 U CN209741016 U CN 209741016U CN 201920062086 U CN201920062086 U CN 201920062086U CN 209741016 U CN209741016 U CN 209741016U
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- Prior art keywords
- production system
- rotary kiln
- sludge ceramsite
- sludge
- ceramsite production
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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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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- Treatment Of Sludge (AREA)
Abstract
The utility model provides a mud haydite production system, including mud conveyer belt, impeller feeding machine, drying crusher, material weighing system, pre-heater, mixer, punching machine, rotary kiln, sieving mechanism, the cold machine of comb, mud conveyer belt's output is connected the pan feeding mouth of impeller feeding machine, the discharge gate of impeller feeding machine is connected the pan feeding mouth of drying crusher, material weighing system connects the pan feeding mouth of pre-heater, drying crusher's discharge gate and the discharge gate of pre-heater is all connected the mixer, punching machine and rotary kiln loop through the belt and connect, the discharge gate of rotary kiln is connected the sieving mechanism, the sieving mechanism is connected the cold machine of comb. The utility model has the characteristics of mud volume of mixing is big, safety ring protects.
Description
Technical Field
The utility model belongs to the technical field of mud is dealt with and is used multipurposely, especially, relate to a mud haydite production system.
Background
According to the conservative estimation of the annual book data of Chinese environmental statistics, the total amount of sewage discharge in China reaches 855 hundred million tons by 2020. According to the calculation of 5-8 tons of sludge with the water content of 80% generated by treating 1 ten thousand tons of domestic sewage by the current sewage treatment plant and 10-30 tons of sludge generated by treating 1 ten thousand tons of industrial sewage, the domestic sludge generation amount in China town is 4382 ten thousand tons in 2020, the industrial sludge generation amount is 4000 ten thousand tons, and the total amount is 8382 ten thousand tons.
At present, the sludge treatment comprises the technical measures of anaerobic digestion stabilization, aerobic composting, sludge landfill and the like, but the traditional treatment mode has the problems of high equipment investment and operation requirements, odor, high water content, difficult percolate treatment, secondary pollution risk to the environment and the like. In recent years, a plurality of technologies for preparing sludge into light building materials are available at home and abroad, the sludge can be effectively recycled or reused and converted into ceramic components for preparing ceramic granules, the original land landfill treatment method is replaced, the problem of partial sludge disposal is solved, and certain economic benefits are obtained.
The existing sludge ceramsite production system generally has the problems that the addition amount of sludge is small (generally about 10-20%), ceramsite prepared by adding a large amount of sludge cannot meet the requirements of building materials, the cost of fuels for roasting is high, the generated tail gas needs secondary treatment and the like. And most of the traditional rotary kilns are wet rotary kilns, so that the heat consumption is high, raw materials are not easy to homogenize, the components are not uniform and the like, thereby limiting the application range and the production capacity of the rotary kilns.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mud haydite production system, has the characteristics of mud volume of mixing is big, safety ring protects.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
A sludge ceramsite production system comprises a sludge conveying belt, an impeller feeder, a drying crusher, a material weighing system, a preheater, a stirrer, a punching machine, a rotary kiln, a screening device and a grate cooler, wherein the output end of the sludge conveying belt is connected with a feeding hole of the impeller feeder, and the impeller feeder is arranged at the feeding hole of the impeller feeder
The discharge gate is connected the pan feeding mouth of stoving breaker, the material weighing system connects the pan feeding mouth of pre-heater, the discharge gate of stoving breaker and the discharge gate of pre-heater all is connected the mixer, punching machine and rotary kiln loop through the belt and connect, the discharge gate of rotary kiln is connected the sieving mechanism, the sieving mechanism is connected the cold machine of comb.
Furthermore, the rotary kiln is a novel drying rotary kiln and comprises a rotary kiln metal cylinder and refractory bricks built in the kiln.
Further, the fuel of the rotary kiln is processed and molded rice hulls.
Further, a gas outlet of the kiln tail of the rotary kiln is connected with the preheater through a first pipeline and used for providing a heat source for the preheater.
Further, the kiln tail of the rotary kiln is connected with a first bag-type dust collector.
Further, the gas outlet of the grate cooler is connected with the drying crusher through a second pipeline and used for providing a heat source for the drying crusher.
Further, the drying crusher is connected with a second bag-type dust collector.
Furthermore, auxiliary materials reacting with the sludge are contained in the preheater.
furthermore, the auxiliary materials are fly ash, argil and furnace slag.
Compared with the prior art, a mud haydite production system have following advantage: the utility model adopts the sludge as the main material and the fly ash, the argil and the furnace slag as the auxiliary materials, and utilizes the equipment to prepare the ceramsite, thereby effectively improving the addition amount of the sludge in the preparation of the sludge ceramsite; in addition, the utility model adopts the rice husk processed by the novel drying rotary kiln as the main fuel, the combustion is pollution-free, and the waste gas does not need to be treated secondarily; in addition, the first dust remover and the second dust remover are arranged, so that the problem of overlarge dust is solved; in addition, waste heat of the grate cooler and the rotary kiln is utilized to respectively provide heat sources for the drying crusher and the preheater, so that energy recycling is realized; in addition, a material weighing system is arranged to accurately weigh the weight of each auxiliary material.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, a sludge ceramsite production system comprises a sludge conveying belt, an impeller feeding machine, a drying crusher, a material weighing system, a preheater, a stirrer, a punching machine, a rotary kiln, a screening device and a grate cooler, wherein the output end of the sludge conveying belt is connected with a feeding port of the impeller feeding machine, a discharging port of the impeller feeding machine is connected with a feeding port of the drying crusher, the material weighing system is connected with a feeding port of the preheater, a discharging port of the drying crusher and a discharging port of the preheater are connected with the stirrer, the punching machine and the rotary kiln are sequentially connected through a belt, a discharging port of the rotary kiln is connected with the screening device, and the screening device is connected with the grate cooler.
The impeller feeder is used for supplying sludge with high water content to the drying crusher.
The drying crusher is used for drying and crushing the sludge with high water content to reduce the water content of the sludge to be below 30%.
The material weighing system is used for weighing auxiliary materials, and the auxiliary materials comprise fly ash, argil and furnace slag.
The preheater is used for preheating the auxiliary materials.
The stirrer is used for fully mixing and stirring the sludge and the auxiliary materials.
And the punching machine performs punch forming on the materials mixed and stirred by the stirrer to prepare a ceramsite blank.
The rotary kiln is a novel drying rotary kiln, comprises a rotary kiln metal cylinder and refractory bricks built in the kiln, can ensure uniform heating and expansion of materials, and has heat-insulating property for high-temperature calcination of the materials; the fuel used by the rotary kiln is processed and formed rice hulls.
The screening device is used for screening out the ceramsite meeting the requirements.
The grate cooler is used for cooling the ceramsite meeting the requirements until the temperature of the ceramsite is reduced to below 200 ℃.
And a gas outlet at the tail of the rotary kiln is connected with the preheater through a first pipeline to provide a heat source for the preheater.
And the gas outlet of the grate cooler is connected with the drying crusher through a second pipeline to provide a heat source for the drying crusher.
The kiln tail of the rotary kiln is connected with a first bag-type dust collector, and the drying crusher is connected with a second bag-type dust collector.
The utility model discloses a mud is the major ingredient, and fly ash, argil, slag are the auxiliary material, utilize above-mentioned equipment to carry out the haydite preparation, the volume of mixing of mud in can effectual improvement mud haydite preparation. The utility model discloses in, adopt the rice husk after novel mummification rotary kiln cooperation processing as main fuel, the temperature can reach 1450 ℃ -1550 ℃, can make the poisonous and harmful composition thoroughly decompose in the mud, can solidify the heavy metal ion in the mud in the fuel in the calcination process, avoid permeating again and diffusing and polluting quality of water and soil, and the rice husk after the machine-shaping has raw and other materials as fuel sufficient, the calorific value is high, with low costs, the burning is pollution-free, waste gas does not need secondary treatment's characteristics; the utility model is provided with the first dust remover and the second dust remover, which solves the problem of overlarge dust and reduces the damage to the environment and the workers; in addition, waste heat of the grate cooler and the rotary kiln is utilized to respectively provide heat sources for the drying crusher and the preheater; the material weighing system is arranged to accurately weigh the weight of each auxiliary material.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A mud haydite production system which characterized in that: including mud conveyer belt, impeller feeding machine, drying crusher, material weighing system, pre-heater, mixer, punching machine, rotary kiln, sieving mechanism, the cold machine of comb, mud conveyer's output is connected the pan feeding mouth of impeller feeding machine, the discharge gate of impeller feeding machine is connected the pan feeding mouth of drying crusher, material weighing system connects the pan feeding mouth of pre-heater, drying crusher's discharge gate and the discharge gate of pre-heater is all connected the mixer, punching machine and rotary kiln loop through the belt and connect, the discharge gate of rotary kiln is connected the sieving mechanism, the sieving mechanism is connected the cold machine of comb.
2. The sludge ceramsite production system according to claim 1, wherein the sludge ceramsite production system comprises: the rotary kiln is a novel drying rotary kiln and comprises a rotary kiln metal cylinder and refractory bricks built in the kiln.
3. The sludge ceramsite production system according to claim 2, wherein: the fuel of the rotary kiln is processed and molded rice hulls.
4. The sludge ceramsite production system according to claim 2, wherein: and a gas outlet at the tail of the rotary kiln is connected with the preheater through a first pipeline and is used for providing a heat source for the preheater.
5. The sludge ceramsite production system according to claim 2, wherein: and the kiln tail of the rotary kiln is connected with a first bag-type dust collector.
6. the sludge ceramsite production system according to claim 1, wherein the sludge ceramsite production system comprises: and the gas outlet of the grate cooler is connected with the drying crusher through a second pipeline and used for providing a heat source for the drying crusher.
7. The sludge ceramsite production system according to claim 1, wherein the sludge ceramsite production system comprises: the drying crusher is connected with the second bag-type dust collector.
8. The sludge ceramsite production system according to claim 1, wherein the sludge ceramsite production system comprises: the preheater comprises auxiliary materials which react with the sludge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920062086.9U CN209741016U (en) | 2019-01-15 | 2019-01-15 | Sludge ceramsite production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920062086.9U CN209741016U (en) | 2019-01-15 | 2019-01-15 | Sludge ceramsite production system |
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| Publication Number | Publication Date |
|---|---|
| CN209741016U true CN209741016U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920062086.9U Active CN209741016U (en) | 2019-01-15 | 2019-01-15 | Sludge ceramsite production system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115682635A (en) * | 2022-09-23 | 2023-02-03 | 天津水泥工业设计研究院有限公司 | Drying process and system suitable for material containing high-content volatile VOC |
-
2019
- 2019-01-15 CN CN201920062086.9U patent/CN209741016U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115682635A (en) * | 2022-09-23 | 2023-02-03 | 天津水泥工业设计研究院有限公司 | Drying process and system suitable for material containing high-content volatile VOC |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 29, Zhujiang Road, Hexi District, Tianjin Patentee after: Tianjin Water Conservancy Engineering Group Co.,Ltd. Address before: No. 29, Zhujiang Road, Hexi District, Tianjin Patentee before: TIANJIN MUNICIPAL WATER LIMITED CONSERVANCY |
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| CP01 | Change in the name or title of a patent holder |