CN215465268U - Dust pelletizing system of production environmental protection cement - Google Patents
Dust pelletizing system of production environmental protection cement Download PDFInfo
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- CN215465268U CN215465268U CN202121746218.3U CN202121746218U CN215465268U CN 215465268 U CN215465268 U CN 215465268U CN 202121746218 U CN202121746218 U CN 202121746218U CN 215465268 U CN215465268 U CN 215465268U
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- dust collector
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Abstract
The utility model discloses a dust removal system for producing environment-friendly cement, which comprises a cyclone dust collector communicated with a cement kiln through a ventilation pipeline, an induced draft fan communicated with the top of the cyclone dust collector through a cyclone dust removal pipe, a dust removal box body communicated with the induced draft fan through an induced draft pipe, and a cooling device arranged on the induced draft pipe and used for cooling materials flowing through the induced draft pipe. In the application, a cyclone dust collector and a bag-type dust collector are used in a combined manner, wherein a cooling device is arranged on a pipeline between the cyclone dust collector and the bag-type dust collector, and the actual running power or cooling efficiency of the cooling device is subjected to negative feedback coordination control by taking a temperature sensor positioned in a chimney as a signal end; in addition, the cyclone dust collector and the storage bin collected by the bag-type dust collector are communicated with the same conveying auger to convey, so that centralized treatment or collection is facilitated.
Description
Technical Field
The utility model relates to the technical field of dust collection, in particular to a dust removal system for producing environment-friendly cement.
Background
Conventionally, a cyclone dust collector is used for separating and collecting dust generated in the cement pit; however, the cyclone dust collector cannot achieve sufficient collection; the bag-type dust collector is used for collecting, so that the bag-type dust collector can be fully collected, but the working temperature of the bag-type dust collector is 200-250 ℃, wherein the temperature of the cement cellar is high, and the bag-type dust collector is easily damaged; and when the dust is transferred through the hopper of the dust remover, the leakage of the dust is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dust removal system for producing environment-friendly cement, which solves the problems in the dust removal process of cement.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a dust removal system for producing environment-friendly cement, which comprises a cyclone dust collector communicated with a cement pit through an air duct, an induced draft fan communicated with the top of the cyclone dust collector through a cyclone dust removal pipe, a dust removal box body communicated with the induced draft fan through an induced draft pipe, and a cooling device arranged on the induced draft pipe and used for cooling materials flowing through the induced draft pipe;
the air inlet of the cyclone dust collector is communicated with the upper end of the ventilating pipeline, the lower end of the cyclone dust collector is provided with an ash bucket, the air outlet in the side wall of the cyclone dust collector is communicated with the induced draft fan through the cyclone dust collecting pipe, the induced draft fan is communicated with the air inlet in the bottom of the dust collecting box body through an induced draft pipe, and the dust collecting box body discharges purified air into a chimney through the exhaust pipe;
and the discharge port of the ash hopper and the discharge port of the cyclone dust collector are conveyed by the same conveying auger.
In the embodiment, the bottom of the ash bucket is communicated with the conveying auger through a flange pipe.
In this embodiment, it is further optimized that the cooling device is a water-cooling heat exchanger, so as to cool the fluid in the air inducing pipe, wherein the working temperature of the bag-type dust collector is 200 to 250 ℃, in this embodiment, the temperature of the material separated from the cyclone dust collector is high, which easily causes damage to the bag-type dust collector.
In this embodiment, further optimize again install temperature sensor in the dust removal box, wherein utilize temperature sensor to in time detect the inside temperature of dust removal box to as the signal end, with the control gets into the air that contains the material in the dust removal box.
In this embodiment, it is further preferable that a dust concentration detector is installed in the chimney.
In this embodiment, further optimize again install two sets of sack cleaner in the dust removal box, wherein the ash bucket of two sets of sack cleaner all communicates carry the auger.
Compared with the prior art, the utility model has the beneficial technical effects that:
in the application, a cyclone dust collector and a bag-type dust collector are used in a combined manner, wherein a cooling device is arranged on a pipeline between the cyclone dust collector and the bag-type dust collector, and the actual running power or cooling efficiency of the cooling device is subjected to negative feedback coordination control by taking a temperature sensor positioned in a chimney as a signal end;
in addition, the cyclone dust collector and the storage bin collected by the bag-type dust collector are communicated with the same conveying auger to convey, so that centralized treatment or collection is facilitated.
Drawings
The utility model is further illustrated in the following description with reference to the drawings.
FIG. 1 is a schematic diagram of a main body of a dedusting system for producing eco-friendly cement according to the present invention.
Description of reference numerals:
1. a cement cellar; 2. a ventilation duct; 3. a cyclone dust collector; 3a, a cyclone dust removal pipe; 4. an ash hopper; 5. an induced draft fan; 5a, an induced draft pipe; 6. a cooling device; 7. a dust removal box body; 7a, an air inlet; 7b, an exhaust pipe; 8. a chimney; 8a, a dust concentration detector; 9. conveying the auger; 9a, a packing auger motor.
Detailed Description
As shown in fig. 1, the embodiment discloses a dust pelletizing system of production environmental protection cement, include cyclone 3 through air pipe 2 intercommunication cement cellar 1, through cyclone 3a with draught fan 5 of 3 top intercommunications of cyclone, through induced duct 5a with dust removal box 7 of draught fan 5 intercommunication and install on induced duct 5a flow through the cooling device 6 that the material cooled down to its inside on.
In this embodiment, the cooling device 6 is a water-cooling heat exchanger, so as to cool the fluid in the induced draft tube 5 a; wherein a temperature sensor is arranged in the dust removing box body 7; because the bag-type dust remover is arranged in the dust removing box body 7, the working temperature of the bag-type dust remover is 200-250 ℃, the temperature of the cement prepared from the cement pit 1 is not reduced to the working temperature of the bag-type dust remover even after the coarse and fine separation is carried out by the cyclone dust remover 3, in the embodiment, the temperature sensor is utilized to detect the actual air temperature containing cement dust in the dust removing box body 7, if the temperature is too high, the temperature sensor is used as a signal end to be sent to a main control board, the cooling efficiency of the cooling device 6 (water-cooling heat exchanger) is adjusted in a negative feedback mode, and the feeding temperature is reduced to a reasonable range; the water after heat exchange through the water-cooling heat exchanger can be used for the use or the circulating cooling of a cement production plant.
In this embodiment, a dust concentration detector 8a is installed in the chimney 8, and if the dust concentration value detected by the dust concentration detector 8a is higher than a set value, it is determined that the dust removal box 7 is invalid, so that timely maintenance is facilitated; wherein install two sets of parallelly connected sack cleaners in the dust removal box 7, wherein the ash bucket of two sets of sack cleaners all communicates carry auger 9, wherein can also utilize and close one of them group sack cleaner, only operate a group sack cleaner and carry out work to through the operating power who adjusts draught fan 5.
The air inlet of the cyclone dust collector 3 is communicated with the upper end of the ventilating duct 2, the lower end of the cyclone dust collector 3 is provided with an ash bucket 4, the air outlet on the side wall of the cyclone dust collector 3 is communicated with the induced draft fan 5 through the cyclone dust collecting pipe 3a, the induced draft fan 5 is communicated with the air inlet 7a at the bottom of the dust collecting box body 7 through the induced draft pipe 5a, and the dust collecting box body 7 discharges purified air into a chimney 8 through the exhaust pipe 7 b; in the embodiment, the discharge port of the ash hopper 4 and the discharge port of the cyclone dust collector 3 are conveyed by the same conveying auger 9, wherein the bottom of the ash hopper 4 is communicated with the conveying auger 9 through a flange pipe; install two sets of parallelly connected sack cleaner in the dust removal box 7, and the sack cleaner is the pulsed sack cleaner, wherein the material mouth that gathers is installed to the bottom of sack cleaner, and the intercommunication in carrying auger 9, wherein carry auger 9 to carry the storage through auger motor 9 a.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above embodiments are only for describing the preferred mode of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (6)
1. The utility model provides a dust pelletizing system of production environmental protection cement which characterized in that: the cement kiln dust removal device comprises a cyclone dust collector communicated with a cement kiln through a ventilation pipeline, an induced draft fan communicated with the top of the cyclone dust collector through a cyclone dust removal pipe, a dust removal box body communicated with the induced draft fan through an induced draft pipe, and a cooling device arranged on the induced draft pipe and used for cooling materials flowing through the induced draft pipe;
the air inlet of the cyclone dust collector is communicated with the upper end of the ventilating pipeline, the lower end of the cyclone dust collector is provided with an ash bucket, the air outlet in the side wall of the cyclone dust collector is communicated with the induced draft fan through the cyclone dust collecting pipe, the induced draft fan is communicated with the air inlet in the bottom of the dust collecting box body through an induced draft pipe, and the dust collecting box body discharges purified air into a chimney through an exhaust pipe;
and the discharge port of the ash hopper and the discharge port of the cyclone dust collector are conveyed by the same conveying auger.
2. The dust removal system for producing eco-friendly cement according to claim 1, wherein: the bottom of the ash bucket is communicated with the conveying auger through a flange pipe.
3. The dust removal system for producing eco-friendly cement according to claim 1, wherein: the cooling device is a water-cooling heat exchanger, so that the fluid in the induced draft tube is cooled.
4. The dust removal system for producing eco-friendly cement according to claim 1, wherein: and a temperature sensor is arranged in the dust removal box body.
5. The dust removal system for producing eco-friendly cement according to claim 1, wherein: and a dust concentration detector is arranged in the chimney.
6. The dust removal system for producing eco-friendly cement according to claim 1, wherein: two groups of bag-type dust collectors are arranged in the dust collection box body, wherein ash buckets of the two groups of bag-type dust collectors are communicated with the conveying auger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121746218.3U CN215465268U (en) | 2021-07-29 | 2021-07-29 | Dust pelletizing system of production environmental protection cement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121746218.3U CN215465268U (en) | 2021-07-29 | 2021-07-29 | Dust pelletizing system of production environmental protection cement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215465268U true CN215465268U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121746218.3U Active CN215465268U (en) | 2021-07-29 | 2021-07-29 | Dust pelletizing system of production environmental protection cement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215465268U (en) |
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2021
- 2021-07-29 CN CN202121746218.3U patent/CN215465268U/en active Active
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