CN216395837U - On-line monitoring system of industrial boiler flue gas - Google Patents
On-line monitoring system of industrial boiler flue gas Download PDFInfo
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- CN216395837U CN216395837U CN202121734419.1U CN202121734419U CN216395837U CN 216395837 U CN216395837 U CN 216395837U CN 202121734419 U CN202121734419 U CN 202121734419U CN 216395837 U CN216395837 U CN 216395837U
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Abstract
The utility model discloses an on-line monitoring system for flue gas of an industrial boiler, which comprises a monitoring system cabinet body, wherein the monitoring system cabinet body is a wrapped rectangular cavity cabinet body made of cold-rolled steel, a main control machine, a nitric oxide analyzer, a sulfur dioxide analyzer and a flue gas inlet detection device are sequentially arranged in the monitoring system cabinet body from top to bottom, the top end and the bottom end of the monitoring system cabinet body are respectively provided with an air inlet groove and an air outlet groove, and a cooling heat exchange mechanism is connected between the air inlet groove and the air outlet groove; the utility model relates to the technical field of flue gas treatment of industrial boilers, in particular to an on-line flue gas monitoring system of an industrial boiler, which has a simple structure, can perform air heat dissipation on electric elements in a vertical cabinet body through a cooling heat exchange mechanism penetrating through a main controller and each monitoring instrument, can effectively prevent gas leakage because the whole heat dissipation system does not participate in the operation of the monitoring system, and can improve the working efficiency and the service life of equipment.
Description
Technical Field
The utility model relates to the technical field of industrial boiler flue gas treatment, in particular to an on-line monitoring system for industrial boiler flue gas.
Background
The industrial boiler products are divided into two types, namely steam for power generation or gas supply, for example, a fertilizer plant can use steam for vaporization, coal is used as a raw material to synthesize fertilizers, the typical industrial boiler is also mostly made of coal, and a fuel gas is generally used as a waste heat boiler for recovering waste heat.
The industrial boiler can generate smoke when burning and heating, the smoke has a plurality of harmful components, in the emission process of the smoke, the smoke needs to be monitored, the smoke concentration, the emission amount and the harmful components of the smoke are monitored, through the monitoring mode, the emission condition of the smoke can be monitored, faults such as incomplete treatment and smoke leakage are avoided, in the use process of the existing industrial boiler smoke monitoring system, various devices and sensors are connected through electric power, the smoke is monitored and displayed after being integrated, but in the use process of the existing online monitoring system, a cabinet body structure is adopted after the integration, and because the electronic integration degree in the cabinet body is very high, a large amount of heat can be generated in the use process, if a heat dissipation system is not adopted, the overheating of the monitoring system can be caused, however, the cooling device adopted by the conventional monitoring system mostly depends on condensed water for cooling, but the method is only limited to cooling the flue gas, and is less helpful for cooling the electronic elements of the monitoring system.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides an on-line monitoring system for industrial boiler flue gas, which solves the problems of the prior art.
In order to achieve the purpose, the utility model is realized by the following technical scheme: an on-line monitoring system for industrial boiler flue gas comprises a monitoring system cabinet body, wherein the monitoring system cabinet body is a wrapped rectangular cavity cabinet body made of cold rolled steel, a main control machine, a nitrogen oxide analyzer, a sulfur dioxide analyzer and a flue gas inlet detection device are sequentially arranged in the monitoring system cabinet body from top to bottom, an air inlet groove and an air outlet groove are respectively formed in the top end and the bottom end of the monitoring system cabinet body, and a cooling and heat exchange mechanism is connected between the air inlet groove and the air outlet groove;
the cooling heat exchange mechanism comprises: the air inlet structure comprises an air inlet chamber, an air inlet fan, an exhaust plate, a vent groove, a plurality of heat absorbing fins and a plurality of reinforcing radiating fins;
the utility model discloses a flue gas inlet device, including air inlet groove, air inlet fan, air outlet groove, air inlet cavity, air inlet groove, air outlet groove, air inlet fan, air outlet groove, air inlet cavity, air inlet groove, air outlet fan, air outlet groove, air outlet groove, air outlet groove, air outlet groove, air.
Preferably, a plurality of the heat absorbing sheets are all rectangular annular structural casing plates.
Preferably, the top end of the air inlet chamber is provided with an air inlet, a dust screen is embedded in the air inlet, and loose and porous water absorption activated carbon blocks are arranged on the dust screen.
Preferably, the reinforcing cooling fins are of a plurality of rectangular plate structures and are embedded in the vent grooves in an annular array mode.
Preferably, the monitoring system cabinet body has an opening on one side and is hinged with a sealing door, and the sealing door is embedded with an observation window with a rectangular structure.
Preferably, a plurality of height-adjustable support legs are arranged on the bottom surface of the cabinet body of the monitoring system.
Advantageous effects
The utility model provides an on-line monitoring system for industrial boiler flue gas. The method has the following beneficial effects: this on-line monitoring system of industrial boiler flue gas, simple structure can carry out the air cooling to the internal electric elements of vertical cabinet through the cooling heat transfer mechanism who runs through master controller and each monitoring instrument, and whole cooling system does not participate in monitoring system's operation simultaneously, can effectually place gas leakage, improve equipment's work efficiency simultaneously, improve equipment's life.
Drawings
FIG. 1 is a schematic view of the structure of an on-line monitoring system for flue gas of an industrial boiler according to the present invention.
FIG. 2 is a schematic side view of an on-line monitoring system for flue gas of an industrial boiler according to the present invention.
FIG. 3 is a schematic view of a partial top view of an on-line monitoring system for flue gas of an industrial boiler according to the present invention.
In the figure: 1. a monitoring system cabinet body; 2. a main control machine; 3. a nitrogen oxide analyzer; 4. a sulfur dioxide analyzer; 5. a flue gas inlet detection device; 6. an air intake chamber; 7. an air intake fan; 8. an exhaust plate; 9. a vent channel; 10. a heat absorbing sheet; 11. reinforcing the heat sink; 12. a dust screen; 13. a water-absorbing activated carbon block; 14. a sealing door; 15. an observation window; 16. and (3) a support leg.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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.
Example (b): according to the attached figures 1-3 of the specification, the on-line monitoring system for the industrial boiler flue gas comprises a monitoring system cabinet body 1, wherein the monitoring system cabinet body 1 is a wrapped rectangular cavity cabinet body made of cold rolled steel, a main control machine 2, a nitrogen oxide analyzer 3, a sulfur dioxide analyzer 4 and a flue gas inlet detection device 5 are sequentially arranged in the monitoring system cabinet body 1 from top to bottom, an air inlet groove and an air outlet groove are respectively arranged at the top end and the bottom end of the monitoring system cabinet body, a cooling and heat exchange mechanism is connected between the air inlet groove and the air outlet groove, in the specific implementation process, the monitoring system cabinet body 1 is used as a main bearing space and an installation main body of equipment, a vertical cabinet body structure is adopted, the main control machine 2, the nitrogen oxide analyzer 3, the sulfur dioxide analyzer 4 and the flue gas inlet detection device 5 are respectively arranged in the monitoring system cabinet body from top to bottom, and the main control machine 2 is a display and operation panel of the equipment, except that the two analyzers are used for analyzing smoke components, the smoke inlet detection device 5 is connected with an external smoke line, and is used for diluting and injecting smoke into the analyzers after the smoke enters, and is connected with the air inlet groove and the air outlet groove through a cooling heat exchange mechanism to efficiently dissipate heat of a plurality of internal electric elements;
as can be seen from the attached figures 1-3 of the specification, the cooling and heat exchanging mechanism comprises: the air inlet chamber 6, the air inlet fan 7, the exhaust plate 8, the vent groove 9, a plurality of heat absorbing fins 10 and a plurality of reinforced radiating fins 11 are connected in the following relationship and position relationship;
an air inlet cavity 6 is embedded in the air inlet groove, an air inlet fan 7 is embedded in the air inlet cavity 6, an exhaust plate 8 is embedded in the exhaust groove, a plurality of exhaust holes are formed in the bottom surface of the exhaust plate 8 in a rectangular array, a vent groove 9 is formed in the bottom end of the air inlet cavity 6 and penetrates through the main control machine 2, the nitric oxide analyzer 3, the sulfur dioxide analyzer 4 and the smoke inlet detection device 5 to be connected with the exhaust plate 8, the vent groove 9 is a cavity shell with a rectangular structure, a plurality of heat absorption sheets 10 are sleeved outside the vent groove 9 in a linear array mode, and a plurality of reinforcing radiating fins 11 are arranged in the vent groove 9;
in the specific implementation process, the air inlet chamber 6 in the air inlet groove is the air inlet end of the equipment, the outside cold air is introduced into the air inlet chamber 6 through the air inlet fan 7, the cold air is discharged to the exhaust plate 8 at the bottom end through the vent groove 9, the air after heat exchange is discharged through the exhaust holes in the exhaust plate 8, the contact area of the internal element sealing air and the vent groove 9 is increased through the heat absorbing fins 10, the contact area of the vent groove 9 and the cooling air is increased through the reinforcing radiating fins 11 on the exhaust plate 8, and therefore the radiating efficiency is improved.
Preferably, the heat absorbing sheets 10 are made of rectangular annular-structured casing plates, so that the installation is convenient.
As a preferable scheme, further, the top end of the air inlet chamber 6 is provided with an air inlet, a dustproof net 12 is embedded in the air inlet, the dustproof net 12 is provided with a loose and porous water absorption activated carbon block 13, the dustproof net 12 is used for preventing dust from entering, and the activated carbon block is used for absorbing moisture in the air.
Preferably, the plurality of reinforcing fins 11 are formed of a plurality of rectangular plate structures and are fitted into the ventilation grooves 9 in an annular array, and also have a reinforcing structure.
Preferably, the monitoring system cabinet 1 is open at one side and hinged with a sealing door 14, and the sealing door 14 is embedded with an observation window 15 with a rectangular structure for sealing the monitoring system cabinet 1 and observing the operation condition inside.
Preferably, the monitoring system cabinet 1 is further provided with a plurality of height-adjustable support legs 16 on the bottom surface thereof to adapt to the bottom exhaust plate 8 for exhausting air.
To sum up, this industrial boiler flue gas's on-line monitoring system, simple structure can carry out the air cooling to the internal electric elements of vertical cabinet through the cooling heat transfer mechanism who runs through master controller and each monitoring instrument, and whole cooling system does not participate in monitoring system's operation simultaneously, can effectually place gas leakage, improves equipment's work efficiency simultaneously, improves equipment's life.
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.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An on-line monitoring system for industrial boiler flue gas comprises a monitoring system cabinet body (1), and is characterized in that the monitoring system cabinet body (1) is a wrapped rectangular cavity cabinet body made of cold-rolled steel, a main control machine (2), a nitric oxide analyzer (3), a sulfur dioxide analyzer (4) and a flue gas inlet detection device (5) are sequentially arranged in the monitoring system cabinet body (1) from top to bottom, an air inlet groove and an air outlet groove are respectively arranged at the top end and the bottom end of the monitoring system cabinet body, and a cooling and heat exchange mechanism is connected between the air inlet groove and the air outlet groove;
the cooling heat exchange mechanism comprises: the air inlet device comprises an air inlet chamber (6), an air inlet fan (7), an exhaust plate (8), a vent groove (9), a plurality of heat absorbing fins (10) and a plurality of reinforcing radiating fins (11);
the utility model discloses a flue gas purification device, including air inlet groove (6), air inlet chamber (6) are last to inlay and to be equipped with intake chamber (6), intake chamber (6) are embedded intake fan (7) of being equipped with, go out the embedded air discharge plate (8) of being equipped with of air discharge groove, air discharge plate (8) are seted up a plurality of exhaust holes to air discharge plate (8) bottom surface is rectangular array, intake chamber (6) bottom is equipped with air channel (9) and link up main control computer (2), nitrogen oxide analysis appearance (3), sulfur dioxide analysis appearance (4) and flue gas detection device (5) and is connected with air discharge plate (8) of admitting air, air channel (9) are the cavity casing of rectangle structure, air channel (9) are the linear array cover outward and are equipped with a plurality of heat absorption fins (10), be equipped with a plurality of enhancement fin (11) in air channel (9).
2. The on-line monitoring system for the flue gas of the industrial boiler as recited in claim 1, wherein a plurality of said heat absorbing sheets (10) are all rectangular annular structural sheathing.
3. The on-line monitoring system for the flue gas of the industrial boiler according to claim 1, wherein an air inlet is formed at the top end of the air inlet chamber (6), a dust screen (12) is embedded in the air inlet, and a loose and porous water absorption activated carbon block (13) is arranged on the dust screen (12).
4. An on-line monitoring system for flue gas of industrial boiler according to claim 1, characterized in that a plurality of said reinforcing fins (11) are a plurality of rectangular plate structures embedded in the ventilation slot (9) in an annular array.
5. The on-line monitoring system for the flue gas of the industrial boiler according to the claim 1, characterized in that one side of the monitoring system cabinet body (1) is opened and hinged with a sealing door (14), and the sealing door (14) is embedded with an observation window (15) with a rectangular structure.
6. The on-line monitoring system for the flue gas of the industrial boiler according to claim 1, characterized in that a plurality of height-adjustable support legs (16) are arranged on the bottom surface of the monitoring system cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121734419.1U CN216395837U (en) | 2021-07-28 | 2021-07-28 | On-line monitoring system of industrial boiler flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121734419.1U CN216395837U (en) | 2021-07-28 | 2021-07-28 | On-line monitoring system of industrial boiler flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216395837U true CN216395837U (en) | 2022-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121734419.1U Active CN216395837U (en) | 2021-07-28 | 2021-07-28 | On-line monitoring system of industrial boiler flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216395837U (en) |
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2021
- 2021-07-28 CN CN202121734419.1U patent/CN216395837U/en active Active
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