CN211753769U - Flue gas monitoring system - Google Patents

Abstract

The utility model belongs to the technical field of the flue gas monitoring, concretely relates to flue gas monitoring system, include: a flue gas collecting device and a flue gas filtering device; the flue gas collecting device is suitable for collecting flue gas into the flue gas filtering device; and the smoke filtering device is suitable for filtering smoke and discharging the filtered smoke through an exhaust pipe. This flue gas monitoring system filters the flue gas that discharges after monitoring flue gas monitoring devices through flue gas filter equipment, reduces during harmful gas directly discharges the air to reduce the pollution to the air.

Description

Flue gas monitoring system

Technical Field

The utility model belongs to flue gas monitoring field, concretely relates to flue gas monitoring system.

Background

At present, a flue gas monitoring system must be installed in a factory workshop to monitor harmful gases in the air, so that the health of operators in a workplace is ensured. However, when the existing flue gas monitoring device is used, flue gas enters the monitoring device for sampling and monitoring, and the flue gas after monitoring is directly discharged into the air no matter how the monitoring effect is, and in case of existence of a small amount of harmful gas in the flue gas, the air is easily polluted after direct discharge.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a flue gas monitoring system filters the flue gas that discharges through flue gas filter equipment to solve the technical problem that the flue gas after the flue gas monitoring directly discharges in the air among the prior art.

In order to solve the technical problem, the utility model provides a flue gas monitoring system, include:

a flue gas collecting device and a flue gas filtering device;

the flue gas collecting device is suitable for collecting flue gas into the flue gas filtering device; and

the smoke filtering device is suitable for filtering smoke and discharging the filtered smoke through an exhaust pipe.

Further: the flue gas filtering device comprises: a rotating shaft and a driving mechanism;

the rotating shaft is provided with a plurality of filter plates;

each filter plate is suitable for filtering harmful gases in the flue gas;

the driving mechanism is suitable for driving the rotating shaft to drive each filter plate to rotate so as to filter harmful gas entering the smoke filtering device.

Further: a cavity is arranged in the middle of the rotating shaft, and a plurality of exhaust holes communicated with the cavity are formed in the rotating shaft;

the flue gas collecting device is suitable for conveying flue gas into the cavity so that the flue gas is discharged from each exhaust hole.

Further: the flue gas filtering device further comprises: a filter chamber;

a washing solution suitable for washing harmful gases in the flue gas is arranged in the filter cavity;

the filter plate is immersed in the washing solution.

Further: the flue gas collection device includes: the device comprises an annular pipe, a plurality of probes and an air pump;

a trumpet-shaped flue gas inlet is arranged in each probe;

the air extracting pump is suitable for sucking the smoke from each smoke inlet into the annular pipe and then conveying the smoke into the smoke filtering device.

Further: further comprising: a flue gas monitoring device;

the flue gas monitoring device is suitable for monitoring harmful gases in the flue gas output by the flue gas collecting device and sending an abnormal signal after monitoring the harmful gases.

The beneficial effects of the utility model are that, the utility model discloses a flue gas monitoring system at first collects the flue gas in the workshop of mill through flue gas collection device to carry the flue gas to flue gas filter equipment in, through the harmful gas in the flue gas filter equipment filtration flue gas, reduce during harmful gas directly discharges the air, reduce the pollution to the air.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a preferred embodiment of a flue gas monitoring system of the present invention;

FIG. 2 is a schematic view of a preferred embodiment of the drive mechanism of the present invention;

fig. 3 is a schematic view of a preferred embodiment of the flue gas collection device of the present invention.

In the figure:

1. a flue gas collection device; 11. an annular tube; 12. a probe; 13. a flue gas inlet; 14. an air pump; 2. a flue gas monitoring device; 3. a flue gas filtering device; 31. a rotating shaft; 32. a filter plate; 33. a filter chamber; 4. a drive mechanism; 41. a driving gear; 42. a driven gear; 43. a motor; 5. an exhaust hole; 6. a cavity; 7. and (4) exhausting the gas.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are 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.

As shown in fig. 1, the present embodiment provides a flue gas monitoring system, which includes: the smoke collection device 1 and the smoke filtering device 3; the flue gas collecting device 1 is suitable for collecting flue gas into the flue gas filtering device 3; the flue gas filtering device 3 is suitable for filtering flue gas and discharging the filtered flue gas through an exhaust pipe 7.

As an embodiment of the flue gas filtering device 3.

In the present embodiment, as shown in fig. 1, the flue gas filtering device 3 includes: a rotating shaft 31 and a driving mechanism 4; the rotating shaft 31 is provided with a plurality of filter plates 32; each of the filter plates 32 is adapted to filter harmful gases in the flue gas; the driving mechanism 4 is adapted to drive the rotating shaft 31 to drive each filter plate 32 to rotate, so as to filter the harmful gas entering the flue gas filtering device 3.

Specifically, the filter plate 32 may be an activated carbon filter plate, and the activated carbon filter plate is in a grid shape; the active carbon can adsorb sulfur dioxide, carbon monoxide, hydrogen chloride and other harmful gases in the flue gas.

As shown in fig. 1 and 2, a cavity 6 is arranged in the middle of the rotating shaft 31, and a plurality of exhaust holes 5 communicated with the cavity 6 are arranged on the rotating shaft 31; the fume collection device 1 is adapted to convey the fumes into the cavity 6 so that they are expelled through the respective exhaust holes 5. The exhaust holes 5 are arranged, so that the flue gas can be dispersed into a plurality of strands, the contact time of the flue gas and the filter plate 32 is prolonged, and the filtering effect is improved; meanwhile, when the smoke is discharged from the exhaust holes 5, the rotating filter plate 32 is immediately contacted with the smoke, so that the smoke diffusion is reduced, and the filtering effect is improved.

In this embodiment, as shown in fig. 1, the flue gas filtering device 3 further includes: a filter chamber 33; and a washing solution suitable for washing harmful gases in the flue gas is arranged in the filter cavity 33. The filter plate 32 is immersed in the washing solution. When the driving mechanism 4 drives the rotating shaft 31 to rotate, the rotating shaft 31 drives the filter plate 32 to rotate, and as the filter plate 32 is in a grid shape, smoke penetrates out of the grid after being discharged from the exhaust holes 5, so that the smoke is scattered, and the smoke is more uniformly contacted with the washing solution; meanwhile, when the filter plate 32 rotates, the washing solution can be stirred, so that the filtering effect is improved; the existing stirring blades are generally solid, and when the washing solution is stirred, the resistance is large, the stirring is laborious, and filter residues are easy to disturb, so that the filtering effect of the washing solution is poor.

Specifically, the washing solution may be, but is not limited to, a sodium hydroxide solution.

As an embodiment of the drive mechanism 4.

In the present embodiment, as shown in fig. 2, the drive mechanism 4 includes: a motor 43, a driving gear 41 disposed on an output shaft of the motor 43, and a driven gear 42 disposed on the rotating shaft 31, and the driving gear 41 is engaged with the driven gear 42. The flue gas is let into in cavity 6 from the upper end of pivot 31, then discharges from each exhaust hole 5, and motor 43 is suitable for drive driving gear 41 to rotate, drives driven gear 42 and rotates to drive pivot 31 rotates.

In this embodiment, as shown in fig. 1, the flue gas monitoring system further includes: a flue gas monitoring device 2; the flue gas monitoring device 2 is suitable for monitoring harmful gases in the flue gas output from the flue gas collecting device 1 and sending an abnormal signal after monitoring the harmful gases.

As an embodiment of the flue gas collection device 1.

In the present embodiment, as shown in fig. 1 and 3, the flue gas collecting device 1 includes: a ring pipe 11, a plurality of probes 12 and an air pump 14; a trumpet-shaped flue gas inlet 13 is arranged in each probe 12; the suction pump 14 is adapted to suck the flue gas from each flue gas inlet 13 into the annular duct 11 and deliver it to the flue gas filtering device 3. The flue gas inlet 13 is arranged in a horn shape, so that the flue gas can enter more conveniently.

Specifically, the flue gas collecting device 1, the flue gas monitoring device 2 and the flue gas filtering device 3 are respectively communicated with each other through pipelines so as to facilitate the entry of flue gas.

In view of the above, it is desirable to provide,

when the smoke monitoring device 2 is used, the air suction pump 14 sucks smoke from each smoke inlet 13 into the annular pipe 11, then the smoke is conveyed into the smoke monitoring device 2, whether harmful gas exists in the smoke is monitored through the smoke monitoring device 2, an abnormal signal is sent out after the harmful gas is monitored, the smoke continues to enter the cavity 6 of the rotating shaft 31 through a pipeline, at the moment, the rotating shaft 31 is driven to rotate by the motor 43, the smoke is discharged from the exhaust holes 5 and enters washing solution, the harmful gas is filtered through the washing solution, the filtered smoke is discharged into the air from the exhaust pipe, and the harmful gas is reduced and is directly discharged into the air.

The components of the devices selected for use in the present application are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.

In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways, and the above-described apparatus embodiments are merely illustrative.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (6)

1. A flue gas monitoring system, comprising:

a flue gas collecting device and a flue gas filtering device;

the flue gas collecting device is suitable for collecting flue gas into the flue gas filtering device; and

the smoke filtering device is suitable for filtering smoke and discharging the filtered smoke through an exhaust pipe.

2. A flue gas monitoring system according to claim 1,

the flue gas filtering device comprises: a rotating shaft and a driving mechanism;

the rotating shaft is provided with a plurality of filter plates;

each filter plate is suitable for filtering harmful gases in the flue gas;

the driving mechanism is suitable for driving the rotating shaft to drive each filter plate to rotate so as to filter harmful gas entering the smoke filtering device.

3. A flue gas monitoring system according to claim 2,

a cavity is arranged in the middle of the rotating shaft, and a plurality of exhaust holes communicated with the cavity are formed in the rotating shaft;

the flue gas collecting device is suitable for conveying flue gas into the cavity so that the flue gas is discharged from each exhaust hole.

4. A flue gas monitoring system according to claim 3,

the flue gas filtering device further comprises: a filter chamber;

a washing solution suitable for washing harmful gases in the flue gas is arranged in the filter cavity;

the filter plate is immersed in the washing solution.

5. A flue gas monitoring system according to claim 4,

the flue gas collection device includes: the device comprises an annular pipe, a plurality of probes and an air pump;

a trumpet-shaped flue gas inlet is arranged in each probe;

the air extracting pump is suitable for sucking the smoke from each smoke inlet into the annular pipe and then conveying the smoke into the smoke filtering device.

6. A flue gas monitoring system according to claim 1,

further comprising: a flue gas monitoring device;

the flue gas monitoring device is suitable for monitoring harmful gases in the flue gas output by the flue gas collecting device and sending an abnormal signal after monitoring the harmful gases.

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