CN217503060U - Flue gas conveying device and yellow phosphorus production system - Google Patents
Flue gas conveying device and yellow phosphorus production system Download PDFInfo
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- CN217503060U CN217503060U CN202221575992.7U CN202221575992U CN217503060U CN 217503060 U CN217503060 U CN 217503060U CN 202221575992 U CN202221575992 U CN 202221575992U CN 217503060 U CN217503060 U CN 217503060U
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- flue gas
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Abstract
The utility model relates to a flue gas conveyor and yellow phosphorus production system. This flue gas conveyor includes: one end of the vertical smoke exhaust pipeline is used for being connected with the industrial furnace; one end of the horizontal smoke exhaust pipeline is connected with the other end of the vertical smoke exhaust pipeline, and the other end of the horizontal smoke exhaust pipeline is connected with a smoke purification device; the pipeline differential pressure device is used for displaying air pressure difference; and two pressure guiding pipes; one end of one pressure guiding pipe is connected with the pipeline differential pressure device, the other end of the pressure guiding pipe extends to one end of the vertical smoke exhaust pipeline and is communicated with the vertical smoke exhaust pipeline, one end of the other pressure guiding pipe is connected with the pipeline differential pressure device, and the other end of the pressure guiding pipe extends to the other end of the horizontal smoke exhaust pipeline and is communicated with the horizontal smoke exhaust pipeline. According to the utility model discloses a flue gas conveyor can in time know exhaust pipe's jam degree to judge whether in view of the above whether need start clear stifled device and carry out the deashing work, and then can clear up the plug in the exhaust pipe in time.
Description
Technical Field
The utility model relates to a yellow phosphorus production field especially relates to a flue gas conveyor and yellow phosphorus production system.
Background
The yellow phosphorus production process in China is mainly carried out in a yellow phosphorus electric furnace, and due to the fact that a large amount of smoke dust is generated in the running process of the yellow phosphorus electric furnace, the yellow phosphorus electric furnace has high viscosity, and due to the fact that the yellow phosphorus furnace gas is high in dew point and easy to dew, the smoke pipeline is blocked after long-term running. At present, the traditional manual mechanical ash removal mode is mostly adopted, the yellow phosphorus production system is shut down, a flue is disassembled, the interior of the flue is cleaned, and the yellow phosphorus production system is installed and recovered after being cleaned. This process is time consuming and labor intensive and requires production downtime. In addition, the blockage condition in the flue cannot be known in time at present, the judgment can be usually carried out only by experience, the condition of untimely cleaning cannot be avoided, the production is influenced, and the safety risk exists.
SUMMERY OF THE UTILITY MODEL
Based on the above-mentioned defect among the prior art, the utility model aims to provide a flue gas conveyor, its jam degree that can learn the exhaust pipe in time is favorable to in time clearing up the plug.
Therefore, the utility model provides the following technical scheme.
The utility model provides a flue gas conveying device, flue gas conveying device includes:
one end of the vertical smoke exhaust pipeline is used for being connected with the industrial furnace;
one end of the horizontal smoke exhaust pipeline is connected with the other end of the vertical smoke exhaust pipeline, and the other end of the horizontal smoke exhaust pipeline is connected with a smoke purification device;
the pipeline differential pressure device is used for displaying air pressure difference; and
two pressure guiding pipes;
one end of one pressure guide pipe is connected with the pipeline differential pressure device, the other end of the pressure guide pipe extends to one end of the vertical smoke exhaust pipeline and is communicated with the vertical smoke exhaust pipeline, one end of the other pressure guide pipe is connected with the pipeline differential pressure device, and the other end of the other pressure guide pipe extends to the other end of the horizontal smoke exhaust pipeline and is communicated with the horizontal smoke exhaust pipeline.
In at least one embodiment, the device further comprises a blockage removing device, the blockage removing device comprises a power part and a spiral steel wire, the power part is in transmission connection with the spiral steel wire, the steel wire is arranged in the horizontal smoke exhaust channel, and the power part is used for driving the steel wire to rotate.
In at least one embodiment, the heating device is arranged on the outer walls of the vertical smoke exhaust pipeline and the horizontal smoke exhaust pipeline and used for heating the outer walls of the vertical smoke exhaust pipeline and the horizontal smoke exhaust pipeline.
In at least one embodiment, the heating device further comprises a heat preservation device, and the heat preservation device is arranged on the outer side of the heating device and used for preserving heat of the vertical smoke exhaust pipeline and the horizontal smoke exhaust pipeline.
In at least one embodiment, the pressure introduction tube is at least partially disposed within the temperature maintenance device.
In at least one embodiment, each pressure guiding pipe is connected with an on-off valve, and the on-off valve is used for controlling the connection and disconnection of the pressure guiding pipe and the outside.
In at least one embodiment, the on-off valve is connected to the pressure guiding pipe by a vertically arranged connecting pipe.
In at least one embodiment, the helical wire has a helical diameter equal to the inner diameter of the horizontal smoke exhaust duct.
In at least one embodiment, the heating device is configured as one or more of a heating tube, a heat tracing band, a steam coil, a circulating hot flue gas.
The utility model also provides a yellow phosphorus production system, yellow phosphorus production system includes:
an industrial furnace;
the flue gas conveying device of any one of the above embodiments is connected to the industrial furnace;
and the smoke purifying device is connected with the smoke conveying device.
Advantageous effects
According to the utility model discloses a flue gas conveyor draws the pipe through setting up pipeline differential pressure device and two, can in time know exhaust pipe's jam degree to judge whether in view of the above whether need start clear stifled device and carry out the deashing work, and then can clear up the plug in the exhaust pipe in time.
It can be understood that the yellow phosphorus production system with the flue gas conveying device has the same beneficial effects.
Drawings
Fig. 1 shows a schematic structural view of a flue gas conveying device (an industrial furnace is also shown) according to the present invention.
Fig. 2 shows a partially enlarged view of a portion a in fig. 1.
Description of the reference numerals
1, a vertical smoke exhaust pipeline; 2 horizontal smoke exhaust pipeline; 3, clearing the blockage; 31 a power section; 32 steel wires; 4, a heating device; 5, a heat preservation device; 6 pipeline differential pressure device; 7, pressing a pipe; 8, an on-off valve; 9 connecting the tubes.
Detailed Description
In order to make the technical solutions and advantages of the present invention more obvious and understandable, the following embodiments are described in detail. Unless defined otherwise, technical and scientific terms used herein have the same meaning as those in the technical field to which this application belongs.
In the description of the present invention, unless otherwise expressly limited, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of simplifying the description of the present invention, and do not indicate that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, i.e., should not be construed as limiting the present invention.
In the present application, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating the relative importance of the indicated features or the number of the indicated technical features. Thus, a feature defined as "first" or "second" may expressly include at least one such feature. In the description of the present invention, "a plurality" means at least two; "several" means at least one; unless explicitly defined otherwise.
In the present application, the terms "mounted," "connected," "secured," "disposed," and the like are to be construed broadly unless expressly defined otherwise. For example, "connected" may be fixedly connected, removably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the interconnection of two elements or through the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly defined otherwise, a first feature is "on," "above," "over," and "above," "below," "under," "beneath," or "below" a second feature, and the first and second features are in direct contact, or in indirect contact via intermediate media. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the level of the first feature is higher than the level of the second feature. A first feature "under," "below," and "beneath" a second feature may be directly or obliquely under the first feature or may simply mean that the first feature is at a level less than the second feature.
The following describes in detail a specific embodiment of the flue gas conveying device according to the present invention with reference to fig. 1 to 2.
In this embodiment, as shown in fig. 1 and 2, the flue gas conveying device according to the present invention includes a vertical exhaust flue 1, a horizontal exhaust flue 2, a blockage removing device 3, a heating device 4, a heat preservation device 5, a pipeline differential pressure device 6, a pressure guiding pipe 7, an on-off valve 8 and a connecting pipe 9.
In this embodiment, as shown in fig. 1, one end of the vertical smoke exhaust duct 1 is used for connecting the industrial furnace 10, the other end is connected with one end of the horizontal smoke exhaust duct 2, and the other end of the horizontal smoke exhaust duct 2 is used for connecting a smoke purification device (not shown in the figure). Wherein the industrial furnace 10 may be a yellow phosphorus electric furnace, which generates yellow phosphorus fumes into the vertical fume duct 1. The utility model discloses a vertical exhaust pipe 1 connects industrial furnace 10 and horizontal exhaust pipe 2, is favorable to reducing the deposition in the pipeline.
In the present embodiment, as shown in fig. 1, the blockage removing device 3 comprises a power part 31 and a steel wire 32 which are in transmission connection. Wherein, the steel wire 32 extends spirally in the horizontal smoke exhaust pipe 2, the power part 31 drives the steel wire 32 to rotate to clear the blockage such as soot in the horizontal smoke exhaust pipe 2, and the power part 31 may comprise a driving motor. Further, the spiral diameter of the spiral-shaped steel wire 32 may be equal to the inner diameter of the horizontal exhaust duct 2. Therefore, the steel wire 32 can be tightly attached to the inner wall of the horizontal smoke exhaust pipeline 2, and the cleaning effect is improved. In addition, the spiral steel wire is used as a member for clearing the blockage, so that the spiral steel wire is applicable to a tube flue with certain bending degree, and the structural requirement on a smoke exhaust pipeline can be reduced.
In the embodiment, as shown in fig. 1, the heating devices 4 are arranged on the outer walls of the vertical smoke exhaust pipeline 1 and the horizontal smoke exhaust pipeline 2, and the heating devices 4 can heat the yellow phosphorus smoke in the pipelines to keep the temperature of the yellow phosphorus smoke above the dew point, so that the problem of aggravating dust adhesion due to condensation and dewing of the smoke is avoided. Wherein, the heating device can be one or more of a heating pipe, a heat tracing band, a steam coil, circulating hot flue gas and the like.
Further, a heat preservation device 5 is arranged outside the heating device 4, so that the yellow phosphorus smoke in the pipeline can be kept at a temperature above the dew point. Wherein, heat preservation device 5 can be rock wool with the backplate, and its thickness can be 150mm to 250mm, certainly the utility model discloses be not limited to this, heat preservation device 5 also can be the structure of other forms.
In this embodiment, as shown in fig. 1 and 2, two pressure guiding pipes 7 are provided, one end of any one of the two pressure guiding pipes 7 is connected to the pipe differential pressure device 6, the other end of one pressure guiding pipe 7 extends to one end of the vertical smoke exhaust pipe 1 close to the industrial furnace 10 and is communicated with the vertical smoke exhaust pipe 1, and the other end of the other pressure guiding pipe 7 extends to one end of the horizontal smoke exhaust pipe 2 close to the flue gas purification device and is communicated with the horizontal smoke exhaust pipe 2. Like this, can judge the jam degree of exhaust pipe through the holistic head and tail end atmospheric pressure difference of exhaust pipe to judge whether need start clear stifled device 3 in view of the above and carry out the deashing work, can in time clear up the plug in the exhaust pipe like this, avoid production to receive the influence, also guaranteed production safety.
Further, two pressure guiding pipes 7 are at least partially embedded in the thermal insulation device 5. Therefore, the pressure measurement inaccuracy caused by condensation and dew condensation of the smoke entering the pressure guide pipe 7 can be avoided.
Furthermore, each pressure guiding pipe 7 is connected with an on-off valve 8 through a connecting pipe 9. Wherein, the connecting pipe 9 can be arranged approximately vertically, and the on-off valve 8 is used for controlling the connection and disconnection of the pressure guiding pipe 7 and the outside atmosphere. Because flue gas can be introduced into the pressure guide pipe 7, sewage and dust can be accumulated after long-time use, and therefore the sewage and dust in the pressure guide pipe 7 can be periodically discharged by arranging the on-off valve 8. In addition, only rely on the gravity blowdown to hardly discharge thoroughly, consequently, can introduce compressed gas through on-off valve 8, blow the dirt in the pressure pipe 7 to the exhaust pipe, and then realize comparatively thorough blowdown.
Through adopting the technical scheme, according to the utility model discloses a flue gas conveying device has following advantage at least:
(1) the utility model discloses an among the conveyor, through setting up clear stifled device, clear power portion and the spiral helicine steel wire that stifled device includes the transmission and connects, and the steel wire sets up in horizontal smoke channel, and power portion can drive steel wire rotary motion in order to clear up the jam. The blockage removing device used in the method is simple in structure, and due to the fact that the spiral steel wire structure is adopted, the circulating airflow in the pipeline is hardly influenced, online cleaning can be conducted, in addition, the steel wire structure is used, so that the blockage removing device can be applied to a conveying pipeline with certain bending degree, and the requirement for the pipeline structure is lowered.
(2) The utility model discloses an among the conveyor, adopt vertical exhaust pipe to connect industrial furnace and horizontal exhaust pipe, the vertical setting of exhaust pipe can effectively prevent the deposition.
(3) The utility model discloses an among the conveyor, through setting up pipeline differential pressure device and two pressure pipes that draw, can in time know exhaust pipe's jam degree to judge whether in view of the above whether need start clear stifled device and carry out the deashing work, and then can clear up the plug in the exhaust pipe in time.
(4) The utility model discloses an among the conveyor, press the pipe to set up in heat preservation device through drawing two, can avoid getting into to draw the flue gas condensation dewfall in pressing the pipe and lead to the pressure measurement inaccurate.
It should be understood that the above embodiments are exemplary and are not intended to encompass all possible embodiments encompassed by the claims. Various modifications and changes may be made on the basis of the above embodiments without departing from the scope of the present invention. Likewise, various features of the above embodiments may be combined in any combination to form additional embodiments of the invention that may not be explicitly described. Therefore, the above embodiments only represent some embodiments of the present invention, and do not limit the scope of the present invention.
Claims (10)
1. A flue gas conveying device, characterized in that, flue gas conveying device includes:
one end of the vertical smoke exhaust pipeline is used for being connected with the industrial furnace;
one end of the horizontal smoke exhaust pipeline is connected with the other end of the vertical smoke exhaust pipeline, and the other end of the horizontal smoke exhaust pipeline is connected with a smoke purification device;
the pipeline differential pressure device is used for displaying air pressure difference; and
two pressure guiding pipes;
one end of one pressure guiding pipe is connected with the pipeline differential pressure device, the other end of the pressure guiding pipe extends to one end of the vertical smoke exhaust pipeline and is communicated with the vertical smoke exhaust pipeline, one end of the other pressure guiding pipe is connected with the pipeline differential pressure device, and the other end of the pressure guiding pipe extends to the other end of the horizontal smoke exhaust pipeline and is communicated with the horizontal smoke exhaust pipeline.
2. The flue gas conveying device according to claim 1, further comprising a blockage removing device, wherein the blockage removing device comprises a power part in transmission connection and a spiral steel wire, the steel wire is arranged in the horizontal smoke exhaust channel, and the power part is used for driving the steel wire to rotate.
3. The flue gas conveying device according to claim 1, further comprising a heating device disposed on the outer walls of the vertical flue gas duct and the horizontal flue gas duct for heating the outer walls of the vertical flue gas duct and the horizontal flue gas duct.
4. The flue gas conveying device according to claim 3, further comprising a heat preservation device, wherein the heat preservation device is arranged outside the heating device and used for preserving heat of the vertical smoke exhaust pipeline and the horizontal smoke exhaust pipeline.
5. The fume conveying device according to claim 4, wherein said pressure guiding pipe is at least partially disposed in said heat preservation device.
6. The flue gas conveying device according to claim 4, wherein each pressure guiding pipe is connected with an on-off valve, and the on-off valve is used for controlling the connection and disconnection of the pressure guiding pipe and the outside.
7. The flue gas conveying device according to claim 6, wherein the on-off valve is connected with the pressure guiding pipe through a vertically arranged connecting pipe.
8. The flue gas conveying device according to claim 2, wherein the helical diameter of the helical wire is equal to the inner diameter of the horizontal smoke exhaust duct.
9. The flue gas delivery device of claim 3, wherein the heating device is configured as one or more of a heating tube, a heat tracing band, a steam coil, a circulating hot flue gas.
10. A yellow phosphorus production system, comprising:
an industrial furnace;
the flue gas delivery device of any one of claims 1 to 9, being connected to the industrial furnace;
and the smoke purifying device is connected with the smoke conveying device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221575992.7U CN217503060U (en) | 2022-06-22 | 2022-06-22 | Flue gas conveying device and yellow phosphorus production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221575992.7U CN217503060U (en) | 2022-06-22 | 2022-06-22 | Flue gas conveying device and yellow phosphorus production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217503060U true CN217503060U (en) | 2022-09-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221575992.7U Active CN217503060U (en) | 2022-06-22 | 2022-06-22 | Flue gas conveying device and yellow phosphorus production system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217503060U (en) |
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2022
- 2022-06-22 CN CN202221575992.7U patent/CN217503060U/en active Active
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