CN215923829U - A dust suppression device for coal conveying in power plants - Google Patents

Abstract

The utility model relates to the technical field of power plant coal conveying, and particularly discloses a dust suppression device for power plant coal conveying, which comprises a first dust absorption pipe body, wherein a second dust absorption pipe body is fixedly arranged on the right side of the first dust absorption pipe body, mesh plates are detachably arranged at the input ends of the first dust absorption pipe body and the second dust absorption pipe body, an installation frame and a fixing frame are fixedly arranged in the first dust absorption pipe body and the second dust absorption pipe body, and dust filter cloth is detachably arranged in the middle of the installation frame. According to the utility model, coal dust is sucked into the first dust suction pipe body and adhered to the surface of the dust filter cloth, the air exhaust fan is controlled to stop by the relay controller after a period of time, and the slow-speed motor and the electric push rod work, so that the dust adhered to the surface of the dust filter cloth is brushed away by the brush strip, the brushed away dust enters the collecting cylinder body for collection through the dust collection cover due to self weight, the coal dust can be collected for processing, purification and reutilization, and the effect of inhibiting the dust and the utilization of the coal dust is achieved.

Description

A restrain dust device for power plant's coal conveying

Technical Field

The utility model relates to the technical field of power plant coal conveying, in particular to a dust suppression device for power plant coal conveying.

Background

The power plant is a factory for producing electric energy, the electric energy can utilize wind energy, water potential energy and chemical power generation, but the main electric power production in China still carries out thermal power generation by burning coal materials, so the power plant is generally provided with more coal granule conveying mechanisms and coal granule dust removal and impurity removal mechanisms, and the dust absorption and removal structure of the existing coal granule conveying mechanism has certain defects, so the dust suppression device for conveying coal in the power plant is provided.

The existing patent (publication number: CN211563325U), a dust suppression device for power plant coal conveying, includes electrostatic generator, plate electrode, dust catcher and slide rail, the output of electrostatic generator and the input electric connection of plate electrode, open at the middle part of slide rail has the spout, the both ends fixedly connected with limiting plate of slide rail, the one end of spout has the carriage through driving motor sliding connection.

In the process of implementing the utility model, the inventor finds that at least the following problems in the prior art are not solved; the coal dust absorbed by the electrode plate of the device can not be treated, the manual treatment is troublesome, the device directly extracts and discharges the dust, the air pollution can be caused, and the coal dust can be recycled by collecting and then carrying out primary purification treatment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dust suppression device for power plant coal conveying, which solves the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a dust suppression device for power plant coal conveying comprises a first dust suction pipe body, a second dust suction pipe body is fixedly installed on the right side of the first dust suction pipe body, mesh plates are detachably installed at input ends of the first dust suction pipe body and the second dust suction pipe body, an installation frame and a fixing frame are fixedly installed inside the first dust suction pipe body and the second dust suction pipe body respectively, dust filter cloth is detachably installed in the middle of the installation frame, a slow motor is detachably installed on the left side of the fixing frame, two brush strips with the same size are detachably installed on a motor shaft of the slow motor, air exhaust fans are respectively installed at output ends of the first dust suction pipe body and the second dust suction pipe body in a communicated mode, time relay controllers are respectively and fixedly installed at the tops of outer walls of the first dust suction pipe body and the second dust suction pipe body in a communicated mode, dust collection covers are respectively installed at the bottoms of the first dust suction pipe body and the second dust suction pipe body in a communicated mode, baffles are installed inside the dust collection covers in an embedded mode, and electric push rods are fixedly installed on the outer walls of the left sides of the dust collection covers, the bottom of the dust collecting cover is communicated with a collecting cylinder body.

In a preferred embodiment of the utility model, the brush strip is in contact with the surface of the dust filter cloth.

As a preferred embodiment of the utility model, the dust cage is located directly below the mounting frame.

As a preferred embodiment of the utility model, the mounting frame is at an angle of 60 ° to the first dust suction pipe body.

As a preferred embodiment of the utility model, the electric push rod is connected with the baffle.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, air suction is carried out on the first dust suction pipe body through the air suction fan, coal dust is sucked into the first dust suction pipe body and adhered to the surface of the dust filter cloth, the air suction fan is controlled to stop by the relay controller after a period of time, the slow motor and the electric push rod work, so that the brush strip brushes away the dust adhered to the surface of the dust filter cloth, the brushed away dust enters the collecting cylinder body through the dust collection cover due to dead weight to be collected, the coal dust collection can be processed, purified and reused, and the effect of inhibiting the dust and the utilization of the coal dust is achieved.

2. According to the utility model, the time relay controller is used for controlling the air exhaust fans of the first dust exhaust pipe body and the second dust exhaust pipe body to stagger the shutdown time, so that the condition that the dust exhaust fans are shutdown simultaneously to cause that the dust exhaust work cannot be performed is avoided, the dust exhaust work is ensured to be performed continuously, and the gas at the output end of the air exhaust fans contains less dust particles and can be directly discharged.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a side cross-sectional view of a first dust collector body of a dust suppression device for coal handling in a power plant according to the present invention;

FIG. 2 is a front view of a dust suppression apparatus for transporting coal in a power plant according to the present invention;

fig. 3 is a front view of a mounting frame of a dust suppression device for coal handling in a power plant according to the present invention.

In the figure: 1. a first dust-absorbing pipe body; 2. a fixed mount; 3. brushing the strip; 4. a time relay controller; 5. an air exhaust fan; 6. a slow speed motor; 7. a mounting frame; 8. an electric push rod; 9. a baffle plate; 10. a dust collection cover; 11. collecting the cylinder; 12. a second dust suction pipe body; 13. a mesh plate; 14. and dust filtration cloth.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, the present invention provides a technical solution: a dust suppression device for power plant coal conveying comprises a first dust suction pipe body 1, a second dust suction pipe body 12 is fixedly installed on the right side of the first dust suction pipe body 1, mesh plates 13 are detachably installed at input ends of the first dust suction pipe body 1 and the second dust suction pipe body 12, an installation frame 7 and a fixed frame 2 are fixedly installed inside the first dust suction pipe body 1 and the second dust suction pipe body 12, a filter cloth 14 is detachably installed in the middle of the installation frame 7, a slow motor 6 is detachably installed on the left side of the fixed frame 2, two brush strips 3 with the same size are detachably installed on a motor shaft of the slow motor 6, an air exhaust fan 5 is installed at output ends of the first dust suction pipe body 1 and the second dust suction pipe body 12 in a communicating mode, a time relay controller 4 is fixedly installed at the top of the outer wall of the first dust suction pipe body 1 and the top of the outer wall of the second dust suction pipe body 12 in a communicating mode, and a dust collection cover 10 is installed at the bottom of the first dust suction pipe body 1 and the bottom of the second dust suction pipe body 12 in a communicating mode, the baffle 9 is embedded in the dust hood 10, the electric push rod 8 is fixedly arranged on the outer wall of the left side of the dust hood 10, and the collecting cylinder body 11 is communicated and arranged at the bottom of the dust hood 10.

In this embodiment, as shown in fig. 1 and fig. 2, the suction fan 5 sucks air from the first dust suction pipe body 1, the coal dust is sucked into the first dust suction pipe body 1 and adhered to the surface of the dust filter cloth 14, the time relay controller 4 controls the suction fan 5 to stop after a period of time, and slow motor 6 and electric putter 8 work for the brush strip 3 brushes away the dust of the surface adhesion of dust cloth 14, the dust that brushes away gets into collection barrel 11 inside through dust cage 10 because the dead weight and collects, the coal grain dust is collected and can be processed the purification and reuse, play the effect that restraines dust and coal grain dust and utilize, the shutdown time that staggers of air exhaust fan 5 of time relay controller 4 control first dust absorption body 1 and second dust absorption body 12, avoid two sets of air exhaust fan 5 to shut down simultaneously and cause the condition that can't carry out dust absorption work, guarantee that dust absorption work is incessant to go on.

In this embodiment, the brush bar 3 contacts with the surface of the dust filter cloth 14, the slow motor 6 can drive the brush bar 3 to rotate at a slow speed, and the brush bar 3 can brush away the dust adhered to the surface of the dust filter cloth 14.

In this embodiment, the dust hood 10 is located right below the mounting frame 7, so as to ensure that the coal dust brushed away can automatically fall into the dust hood 10.

In this embodiment, the included angle between the mounting frame 7 and the first dust suction pipe body 1 is 60 °, which is beneficial for the brush strip 3 to brush away the dust adhered to the surface of the dust filter cloth 14, and reduces the probability of the dust adhering to the surface of the dust filter cloth 14 again.

In this embodiment, the electric push rod 8 is connected with the baffle 9, and the electric push rod 8 can drive the baffle 9 to move left and right.

The working principle is as follows: when the dust suppression device for the coal conveying of the power plant is used, air suction air flow can be formed at the inlets of the first dust suction pipe body 1 and the second dust suction pipe body 12 when the air suction fan 5 is started, coal dust is sucked into the first dust suction pipe body 1 and adhered to the surface of the dust filter cloth 14, more coal dust can be adhered to the surface of the dust filter cloth 14 after a period of time, the time relay controller 4 can control the air suction fan 5 to stop, the slow motor 6 and the electric push rod 8 are started, the slow motor 6 can drive the brush strip 3 to rotate slowly, the dust adhered to the surface of the dust filter cloth 14 is brushed away, the electric push rod 8 can pump the baffle plate 9, the brushed away dust enters the collecting cylinder body 11 to be collected due to the self weight of the dust collecting cover 10, then the slow motor 6 stops, the electric push rod 8 resets the baffle plate 9, the air suction fan 5 is started to suck dust, the gas at the output end of the air exhaust fan 5 contains less dust particles and can be directly discharged.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A restrain dust device for power plant's coal conveying, includes first dust absorption body (1), its characterized in that: the dust collection device is characterized in that a second dust collection pipe body (12) is fixedly mounted on the right side of the first dust collection pipe body (1), a mesh plate (13) is detachably mounted at the input ends of the first dust collection pipe body (1) and the second dust collection pipe body (12), an installation frame (7) and a fixing frame (2) are fixedly mounted inside the first dust collection pipe body (1) and the second dust collection pipe body (12), dust filter cloth (14) is detachably mounted in the middle of the installation frame (7), a slow motor (6) is detachably mounted on the left side of the fixing frame (2), two brush strips (3) with the same size are detachably mounted on a motor shaft of the slow motor (6), an air exhaust fan (5) is communicated with the output ends of the first dust collection pipe body (1) and the second dust collection pipe body (12), and a time relay controller (4) is fixedly mounted at the top of the outer walls of the first dust collection pipe body (1) and the second dust collection pipe body (12), the dust collection cover is characterized in that the bottoms of the first dust collection pipe body (1) and the second dust collection pipe body (12) are communicated with each other to be provided with a dust collection cover (10), a baffle (9) is embedded in the dust collection cover (10), the outer wall of the left side of the dust collection cover (10) is fixedly provided with an electric push rod (8), and the bottom of the dust collection cover (10) is communicated with a collection cylinder body (11).

2. A dust suppression device for power plant coal handling as recited in claim 1, further comprising: the brush strip (3) is in contact with the surface of the dust filtering cloth (14).

3. A dust suppression device for power plant coal handling as recited in claim 1, further comprising: the dust collection cover (10) is positioned right below the mounting frame (7).

4. A dust suppression device for power plant coal handling as recited in claim 1, further comprising: the installation frame (7) and the first dust absorption pipe body (1) form an included angle of 60 degrees.

5. A dust suppression device for power plant coal handling as recited in claim 1, further comprising: the electric push rod (8) is connected with the baffle (9).

Images