CN215981225U - Dust removing device for pulverized coal pyrolysis raw gas pipeline - Google Patents
Dust removing device for pulverized coal pyrolysis raw gas pipeline Download PDFInfo
- Publication number
- CN215981225U CN215981225U CN202121717493.2U CN202121717493U CN215981225U CN 215981225 U CN215981225 U CN 215981225U CN 202121717493 U CN202121717493 U CN 202121717493U CN 215981225 U CN215981225 U CN 215981225U
- Authority
- CN
- China
- Prior art keywords
- gas pipeline
- ash
- raw gas
- raw
- coke oven
- 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.)
- Active
Links
Images
Landscapes
- Coke Industry (AREA)
Abstract
The utility model relates to a dust removing device for a pulverized coal pyrolysis raw gas pipeline, which belongs to the technical field of pipeline dust removal, and particularly comprises a raw gas pipeline for connecting a smoke outlet hood of a rotary kiln and a dust remover, wherein the inner wall of the raw gas pipeline is smooth, the raw gas pipeline is of a V-shaped structure, the V-shaped structure is bent upwards, and two ends of the raw gas pipeline and the top point of the V-shaped structure are in smooth transition.
Description
Technical Field
The utility model relates to a dust removing device for a pulverized coal pyrolysis raw gas pipeline, and belongs to the technical field of pipeline dust removal.
Background
At present, pulverized coal pyrolysis is mainly carried out in a rotary kiln, a large amount of smoke and dust are generated in the pyrolysis process, the smoke and dust are connected with a dust remover through a raw gas pipeline, but because the raw gas pipeline is long, and the raw gas pipeline is operated for a long time, a large amount of dust is deposited in the pipeline frequently, and the stable operation of production is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems in the prior art, the utility model provides the dust cleaning device for the pulverized coal pyrolysis raw gas pipeline, which is simple in structure, reasonable in design, capable of automatically cleaning dust and high in efficiency.
In order to achieve the purpose, the technical scheme adopted by the utility model is that the dust removing device for the pulverized coal pyrolysis raw gas pipeline comprises a raw gas pipeline used for connecting a smoke outlet hood of a rotary kiln and a dust remover, wherein an insulating layer is arranged on the outer wall of the raw gas pipeline, the inner wall of the raw gas pipeline is smooth, the raw gas pipeline is of a V-shaped structure, the V-shaped structure is bent upwards, and both ends of the raw gas pipeline and the top point of the V-shaped structure are in smooth transition.
The utility model provides a raw coke oven gas pipeline ash removal device of fine coal pyrolysis, is including the raw coke oven gas pipeline who is used for connecting rotary kiln exhaust hood and dust remover, raw coke oven gas pipeline inner wall is smooth, raw coke oven gas pipeline is V type structure, and this V type structure is crooked downwards, just raw coke oven gas pipeline's both ends and the summit of V type structure are smooth transition, the lower of V type structure is provided with the ash hole, install electronic switching valve on the ash hole, the bottom of ash hole is connected with the collection ash bucket, the ash falling pipe is installed to the bottom of collection ash bucket, be connected with the unloading valve on the ash falling pipe.
Preferably, the included angle of the V-shaped structure ranges from 30 degrees to 120 degrees.
Preferably, the electric opening and closing valve mainly comprises a valve plate, a control rod and a lifting screw rod, the valve plate is hinged to be installed on the ash outlet, the bottom of the valve plate is hinged to be connected with the control rod, the lifting screw rod is installed on the inner wall of the ash collecting hopper through a support, the lifting screw rod is provided with a lifting screw nut, a hinged seat is installed on the lifting screw nut, the control rod is hinged to be installed on the hinged seat, a limiting plate is further installed on the hinged seat, the limiting plate is located below the control rod, and a driving mechanism is installed on the lifting screw rod.
Preferably, the driving mechanism comprises a servo motor arranged on the outer wall of the dust collecting hopper, a first bevel gear arranged on an output shaft of the servo motor and a second bevel gear arranged on the lifting screw rod, and the first bevel gear is meshed with the second bevel gear.
Compared with the prior art, the utility model has the following technical effects: according to the utility model, the raw gas pipeline is designed in a V-shaped structure, and the V-shaped structure can be bent upwards or downwards, so that deposited dust can automatically slide down along the raw gas pipeline or be collected by the dust collecting hopper, and the dust can be prevented from being deposited on the raw gas pipeline.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example one
As shown in figure 1, a dust removal device for a pulverized coal pyrolysis raw gas pipeline comprises a raw gas pipeline 1 used for connecting a smoke outlet hood of a rotary kiln and a dust remover, wherein an insulating layer is arranged on the outer wall of the raw gas pipeline 1, the inner wall of the raw gas pipeline 1 is smooth, the raw gas pipeline 1 is of a V-shaped structure, the V-shaped structure is bent upwards, and the two ends of the raw gas pipeline and the top point of the V-shaped structure are in smooth transition.
In the embodiment, the raw coke oven gas pipeline adopts an upward bent V-shaped structure, the included angle range of the V-shaped structure is 30-120 degrees, and the inner wall of the raw coke oven gas pipeline is smooth. Dust cannot be deposited on the raw coke oven gas pipeline in the system operation process, and the dust automatically slides down along the raw coke oven gas pipeline, so that dust accumulation on the raw coke oven gas pipeline is avoided.
Example two
As shown in fig. 2, a dust removing device for a pulverized coal pyrolysis raw gas pipeline comprises a raw gas pipeline 1 for connecting a smoke outlet hood of a rotary kiln and a dust remover, wherein the inner wall of the raw gas pipeline 1 is smooth, the raw gas pipeline 1 is of a V-shaped structure, the V-shaped structure bends downwards, both ends of the raw gas pipeline and the vertex of the V-shaped structure are in smooth transition, an ash outlet 2 is arranged at the lowest part of the V-shaped structure, an electric opening and closing valve 3 is installed on the ash outlet 2, an ash collecting hopper 4 is connected to the bottom of the ash outlet 2, an ash falling pipe 5 is installed at the bottom of the ash collecting hopper 4, and an ash discharging valve 6 is connected to the ash falling pipe 5.
In the embodiment, the raw coke oven gas pipeline adopts a downward bent V-shaped structure, the included angle range of the V-shaped structure is 30-120 degrees, and the inner wall of the raw coke oven gas pipeline is smooth. The electric opening and closing valve is opened in the system operation process, the ash discharging valve is closed, dust cannot be deposited on the raw coke oven gas pipeline, the dust automatically slides to the ash outlet along the raw coke oven gas pipeline and enters the ash collecting hopper, dust accumulation on the raw coke oven gas pipeline is further avoided, and meanwhile, the dust in the ash collecting hopper is periodically cleaned.
As shown in fig. 3, the electric opening/closing valve 3 mainly comprises a valve plate 6, a control rod 7 and a lifting screw 8, the valve plate 6 is hinged to the ash outlet 2, the bottom of the valve plate 6 is hinged to the control rod 7, the lifting screw 8 is mounted on the inner wall of the ash collecting hopper 4 through a support 9, a lifting screw 10 is mounted on the lifting screw 8, a hinged seat 11 is mounted on the lifting screw 10, the control rod 7 is hinged to the hinged seat 11, a limiting plate 13 is further mounted on the hinged seat 11, the limiting plate 13 is located below the control rod 7, and a driving mechanism is mounted on the lifting screw 8. The driving mechanism comprises a servo motor 14 arranged on the outer wall of the dust collecting hopper, a first bevel gear 15 arranged on an output shaft of the servo motor, and a second bevel gear 16 arranged on the lifting screw rod 8, wherein the first bevel gear 15 is meshed with the second bevel gear 12. The electric opening and closing valve adopts automatic control, utilizes the lifting screw rod to rotate, drives the lifting screw nut to move up and down, when the lifting screw nut moves down, the valve plate is opened by pulling the control rod, when the lifting screw nut moves up, the control rod moves up along with the lifting screw nut, and when the control rod contacts with the limiting plate, the valve plate is completely closed, and the control rod is limited by the limiting plate, so that the reliability of closing the valve plate is improved.
The present invention is not limited to the above preferred embodiments, but rather, any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a fine coal pyrolysis raw coke oven gas pipeline ash removal device which characterized in that: the device comprises a raw gas pipeline used for connecting a smoke outlet hood of the rotary kiln and a dust remover, wherein an insulating layer is arranged on the outer wall of the raw gas pipeline, the inner wall of the raw gas pipeline is smooth, the raw gas pipeline is of a V-shaped structure, the V-shaped structure is bent upwards, and both ends of the raw gas pipeline and the top point of the V-shaped structure are in smooth transition.
2. The utility model provides a fine coal pyrolysis raw coke oven gas pipeline ash removal device which characterized in that: including the raw coke oven gas pipeline who is used for connecting rotary kiln goes out petticoat pipe and dust remover, raw coke oven gas pipeline inner wall is smooth, raw coke oven gas pipeline is V type structure, and this V type structure is the downwarping, just the both ends of raw coke oven gas pipeline and the summit of V type structure are smooth transition, the lower of V type structure is provided with the ash hole, install electronic switching valve on the ash hole, the bottom of ash hole is connected with the collection ash bucket, the ash falling pipe is installed to the bottom of collection ash bucket, be connected with the unloading valve on the ash falling pipe.
3. The dust removing device for the pulverized coal pyrolysis raw gas pipeline as claimed in claim 1 or 2, which is characterized in that: the included angle of the V-shaped structure ranges from 30 degrees to 120 degrees.
4. The dust removal device for the pulverized coal pyrolysis raw gas pipeline as claimed in claim 2, wherein: the electric opening and closing valve mainly comprises a valve plate, a control rod and a lifting lead screw, wherein the valve plate is hinged to be installed on an ash outlet, the bottom of the valve plate is hinged to be connected with the control rod, the lifting lead screw is installed on the inner wall of an ash collecting hopper through a support, a lifting screw is installed on the lifting lead screw, a hinged seat is installed on the lifting screw, the control rod is hinged to be installed on the hinged seat, a limiting plate is further installed on the hinged seat, the limiting plate is located below the control rod, and a driving mechanism is installed on the lifting lead screw.
5. The dust removal device for the pulverized coal pyrolysis raw gas pipeline as claimed in claim 4, wherein: the driving mechanism comprises a servo motor arranged on the outer wall of the ash collecting hopper, a first bevel gear arranged on an output shaft of the servo motor and a second bevel gear arranged on the lifting screw rod, and the first bevel gear is meshed with the second bevel gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121717493.2U CN215981225U (en) | 2021-07-27 | 2021-07-27 | Dust removing device for pulverized coal pyrolysis raw gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121717493.2U CN215981225U (en) | 2021-07-27 | 2021-07-27 | Dust removing device for pulverized coal pyrolysis raw gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215981225U true CN215981225U (en) | 2022-03-08 |
Family
ID=80515054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121717493.2U Active CN215981225U (en) | 2021-07-27 | 2021-07-27 | Dust removing device for pulverized coal pyrolysis raw gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215981225U (en) |
-
2021
- 2021-07-27 CN CN202121717493.2U patent/CN215981225U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110102140B (en) | Low-cost exhaust treatment system for kitchen waste gas | |
| CN201495198U (en) | Dust removing device of stamp-charging coke oven | |
| CN215981225U (en) | Dust removing device for pulverized coal pyrolysis raw gas pipeline | |
| CN212916876U (en) | Waste gas chimney capable of automatically cleaning accumulated dust on chimney wall | |
| CN219765645U (en) | Ash sliding plate type ash bucket for electric dust remover | |
| CN208757997U (en) | A kind of biomass fuel centrifugal separating device | |
| CN209013775U (en) | The cleaning plant of exhaust system | |
| CN201071353Y (en) | Dry dust removing charging car | |
| CN205783007U (en) | A kind of economizer pipeline dust remover | |
| CN104990087A (en) | Ash removal device | |
| CN202010492U (en) | Pretreatment device for waste incineration smoke | |
| CN213656720U (en) | Fly ash reburning furnace | |
| CN211367468U (en) | High-efficient thermal cracking furnace body structure of domestic waste treatment | |
| CN210832008U (en) | Small-size solid organic waste gasification system | |
| CN108014900A (en) | A kind of ore reduction, sampling, dust removal integrated system | |
| CN108148629B (en) | Biomass gasification furnace convenient for carbon discharge | |
| CN201136851Y (en) | Dust removing system for coke ovens | |
| CN215637181U (en) | Rubbish pyrolysis furnace deslagging system | |
| CN210980796U (en) | Carbonizing calciner | |
| CN208327930U (en) | A kind of high-temperature spiral slag extractor | |
| CN218936416U (en) | Suspension type fireplace | |
| CN220649142U (en) | Clinker burns kiln head boiler soot blowing dust remover | |
| CN213221486U (en) | Cluster type spark catcher | |
| CN219519132U (en) | Crushing device for graphite production | |
| CN216971150U (en) | Smoke dust screening device of embedded scraper conveyer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |