CN214666265U - System for automatically adjusting temperature of flue gas at outlet of drying machine - Google Patents
System for automatically adjusting temperature of flue gas at outlet of drying machine Download PDFInfo
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- CN214666265U CN214666265U CN202120004512.0U CN202120004512U CN214666265U CN 214666265 U CN214666265 U CN 214666265U CN 202120004512 U CN202120004512 U CN 202120004512U CN 214666265 U CN214666265 U CN 214666265U
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- desiccator
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses an automatic adjust desiccator export flue gas temperature system, including waste gas bag filter, wet process granulator, desiccator, tail gas stove and unloading chimney, install the fan on the pipeline, one side that pipeline was pressed close to at the middle part of dryer is provided with high temperature export point, high temperature export point is linked together through high temperature pipeline and pipeline, install the valve on the high temperature pipeline, the electricity is connected with valve controller on the valve. The utility model relates to a granulator technical field, this automatic adjustment desiccator export flue gas temperature system sets up a temperature from the dryer and passes through high temperature pipeline with steam for the high temperature exit point about 700 ℃ and carry into pipeline in, forms mixed steam and supplyes the heat, makes fan export flue gas to useless bag import temperature be higher than flue gas dew point temperature more than 20 ℃ purpose, stops to be less than below the flue gas dew point temperature and gets into waste gas bag filter.
Description
Technical Field
The utility model relates to a granulator technical field specifically is an automatic adjust desiccator export flue gas temperature system.
Background
The tail gas furnace provides high-temperature flue gas, the prior art takes supplementary heat from the vent flue port, the temperature of the point is reduced to about 400 ℃ after heat exchange with the outside of the dryer shell, and because the temperature of the flue gas at the temperature taking point is low, and the flue gas is mixed with most of the dryer flue gas outlets and then sent to a waste gas bag filter by a fan, the temperature is about the dew point temperature (180 ℃), and the condition of low-temperature corrosion of equipment often occurs.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an automatic adjust desiccator export flue gas temperature system has solved current getting hot air temperature from the unloading flue and has crossed low temperature and lead to mixing the problem of the low corrosion apparatus of back temperature with desiccator flue gas.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a system for automatically adjusting the temperature of flue gas at the outlet of a dryer comprises a waste gas bag filter, a wet granulator, a dryer, a tail gas furnace and a venting chimney, wherein the outlet end of the wet granulator is communicated with the inlet end of the dryer, an air cylinder is fixedly sleeved on the outer side of the dryer, the air outlet end of the tail gas furnace is communicated with the air inlet end of the air cylinder, an air supply pipe communicated with the air cylinder is fixedly connected to the inner side wall close to the discharge end in the dryer, the air outlet end of the dryer is communicated with the inlet end of the waste gas bag filter through a conveying pipeline, a fan is installed on the conveying pipeline, a high-temperature outlet point is arranged on one side of the middle part of the air cylinder close to the conveying pipeline, the high-temperature outlet point is communicated with the conveying pipeline through a high-temperature pipeline, the joint of the high-temperature pipeline and the conveying pipeline is arranged between the fan and the dryer, and a valve is installed on the high-temperature pipeline, and the valve is electrically connected with a valve controller.
Preferably, a temperature detection device is arranged on the conveying pipeline between the waste gas bag filter and the fan, and comprises a temperature sensor, a temperature controller, a control system, a frequency conversion controller, a frequency converter and a fan pressurizing motor;
temperature sensor sets up on pressing close to the conveyer pipe line of waste gas bag filter air inlet department, the temperature sensor electricity is connected with temperature controller, fan pressurization motor is connected with the fan, fan pressurization motor electricity is connected with the converter, the converter is connected with frequency conversion controller electricity, temperature controller and frequency conversion controller all are connected with control system electricity.
Preferably, an emptying flue opening is formed in one end, far away from the connection part of the air supply pipeline, of the middle of the air duct, and the emptying flue opening is connected with an emptying chimney through a pipeline.
Advantageous effects
The utility model provides an automatic adjust desiccator export flue gas temperature system. The method has the following beneficial effects: this automatic adjustment desiccator export flue gas temperature system, set up a temperature from the dryer and be about 700 ℃ high temperature exit point with steam through the high temperature pipeline carry into pipeline, form mixed steam and supply the heat, make fan export flue gas to waste bag import temperature be higher than flue gas dew point temperature more than 20 ℃ of purpose, and through the cooperation of the valve that sets up and temperature-detecting device, steerable temperature that gets into in the waste gas bag filter stops to be less than the flue gas dew point temperature and gets into the waste gas bag filter below.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. waste gas bag filter, 2, fan, 3, conveying pipeline, 4, wet granulating machine, 5, drying machine, 6, air cylinder, 7, air supply pipeline, 8, air supply pipeline, 9, tail gas furnace, 10, high-temperature pipeline, 11, valve controller, 12, valve, 13, high-temperature outlet point, 14, vent flue port, 15, vent chimney, 16, temperature detection device, 161, temperature sensor, 162, temperature controller, 163, control system, 164, variable frequency controller, 165, frequency converter, 166 and fan pressurizing motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.
The utility model provides a technical scheme:
as shown in fig. 1, the system for automatically adjusting the temperature of the flue gas at the outlet of the dryer in the present disclosure includes a flue gas bag filter 1, a wet granulator 4, a dryer 5, a tail gas furnace 9 and an evacuation chimney 15, wherein the outlet end of the wet granulator 4 is communicated with the inlet end of the dryer 5, an air duct 6 is fixed to the outer side of the dryer 5, the outlet end of the tail gas furnace 9 is communicated with the inlet end of the air duct 6, an air supply pipe 8 communicated with the air duct 6 is fixedly connected to the inner side wall of the dryer 5 near the outlet end, and the outlet end of the dryer 5 is communicated with the inlet end of the flue gas bag filter 1 through a conveying pipeline 3;
the conveying pipeline 3 is provided with a fan 2;
in the specific implementation, it is worth mentioning in particular that the flue gas in the conveying line 3 is conveyed into the exhaust gas bag filter 1 by the fan 2 at an accelerated rate.
A high-temperature outlet point 13 is arranged at one side of the middle part of the air duct 6 close to the conveying pipeline 3, the high-temperature outlet point 13 is communicated with the conveying pipeline 3 through a high-temperature pipeline 10, the joint of the high-temperature pipeline 10 and the conveying pipeline 3 is arranged between the fan 2 and the dryer 5, a valve 12 is arranged on the high-temperature pipeline 10, the valve 12 is electrically connected with a valve controller 11, and the valve controller 11 is electrically connected with a central control room;
in the specific implementation process, it is worth particularly pointing out that the position of the high-temperature outlet point 13 is obtained through detection, the detection mode is that an opening is formed in the air duct 6, the outlet temperature of the opening is 700 ℃, a valve 12 is installed on the high-temperature pipeline 10, the opening degree is controlled through a valve controller 11, the specific quantity value of hot smoke entering the conveying pipeline 3 is achieved, and the smoke outlet temperature in the conveying pipeline 3 is controlled.
A temperature detection device 16 is arranged on a conveying pipeline 3 between the waste gas bag filter 1 and the fan 2, the temperature detection device 16 comprises a temperature sensor 161, a temperature controller 162, a control system 163, a frequency conversion controller 164, a frequency converter 165 and a fan pressurizing motor 166, the temperature sensor 161 is arranged on the conveying pipeline 3 close to the air inlet of the waste gas bag filter 1, the temperature sensor 161 is electrically connected with the temperature controller 162, the fan pressurizing motor 166 is connected with the fan 2, the fan pressurizing motor 166 is electrically connected with the frequency converter 165, the frequency converter 165 is electrically connected with the frequency conversion controller 164, the temperature controller 162 and the frequency conversion controller 164 are both electrically connected with the control system 163, and the control system 163 is electrically connected with a central control room;
in the specific implementation process, it is worth pointing out that the temperature detection device 16 detects the temperature on the conveying pipeline 3 between the exhaust gas bag filter 1 and the fan 2 in real time, and controls the actual power of the fan 2 through the fan pressurizing motor 166, when the temperature detected by the temperature sensor 161 is lower than the dew point temperature of the flue gas, the opening amount of the valve 12 is increased, the high-temperature flue gas is increased to enter the conveying pipeline 3, and the power of the fan 2 is increased to improve the output rate, so that the temperature entering the exhaust gas bag filter 1 can quickly meet the numerical value.
An emptying flue port 14 is arranged at one end of the middle part of the air duct 6, which is far away from the joint of the air supply pipeline 7, and the emptying flue port 14 is connected with an emptying chimney 15 through a pipeline.
In the specific implementation process, when the flue gas needs to be emptied, the 400 ℃ emptying flue port 14 is adopted for emptying and is conveyed into the emptying chimney 15.
From the above, the working principle of the device is as follows: the hot gas after being cooled after being cooked in the dryer 5 is conveyed into the waste gas bag filter 1 through the conveying pipeline 3, the hot gas with the temperature of about 700 ℃ is conveyed into the conveying pipeline 3 through the high-temperature pipeline 10 from the high-temperature outlet point 13 on the air duct 6 to form mixed hot gas for supplementing heat, the temperature of the smoke from the outlet of the fan to the inlet of the waste bag is higher than the dew point temperature of the smoke by more than 20 ℃, and the smoke below the dew point temperature of the smoke is prevented from entering the waste gas bag filter.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides an automatic adjustment desiccator export flue gas temperature system, includes waste gas bag filter, wet process granulator, desiccator, tail gas stove and unloading chimney, the exit end of wet process granulator is linked together with the entrance point of desiccator, the inherent dryer of outside cover of desiccator, the end of giving vent to anger of tail gas stove is linked together with the inlet end of dryer, the inside wall rigid coupling that presses close to the discharge end in the desiccator has the air supply pipe that is linked together with the dryer, the end of giving vent to anger of desiccator is linked together its characterized in that through the entrance point of pipeline with waste gas bag filter: install the fan on the delivery line, one side that pipeline was pressed close to in the middle part of dryer is provided with high temperature exit point, high temperature exit point is linked together through high temperature pipeline and delivery line, high temperature pipeline sets up between fan and desiccator with delivery line's junction, install the valve on the high temperature pipeline, the last electric valve controller that is connected with of valve.
2. The system for automatically adjusting the temperature of the flue gas at the outlet of a dryer according to claim 1, wherein: a temperature detection device is arranged on the conveying pipeline between the waste gas bag filter and the fan, and comprises a temperature sensor, a temperature controller, a control system, a variable frequency controller, a frequency converter and a fan pressurizing motor;
temperature sensor sets up on pressing close to the conveyer pipe line of waste gas bag filter air inlet department, the temperature sensor electricity is connected with temperature controller, fan pressurization motor is connected with the fan, fan pressurization motor electricity is connected with the converter, the converter is connected with frequency conversion controller electricity, temperature controller and frequency conversion controller all are connected with control system electricity.
3. The system for automatically adjusting the temperature of the flue gas at the outlet of a dryer according to claim 1, wherein: and an emptying flue opening is formed in one end, far away from the joint of the air supply pipeline, of the middle part of the air duct, and is connected with an emptying chimney through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120004512.0U CN214666265U (en) | 2021-01-04 | 2021-01-04 | System for automatically adjusting temperature of flue gas at outlet of drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120004512.0U CN214666265U (en) | 2021-01-04 | 2021-01-04 | System for automatically adjusting temperature of flue gas at outlet of drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214666265U true CN214666265U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120004512.0U Active CN214666265U (en) | 2021-01-04 | 2021-01-04 | System for automatically adjusting temperature of flue gas at outlet of drying machine |
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| CN (1) | CN214666265U (en) |
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2021
- 2021-01-04 CN CN202120004512.0U patent/CN214666265U/en active Active
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