CN204280760U - Dust exhaustor - Google Patents
Dust exhaustor Download PDFInfo
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- CN204280760U CN204280760U CN201420739464.XU CN201420739464U CN204280760U CN 204280760 U CN204280760 U CN 204280760U CN 201420739464 U CN201420739464 U CN 201420739464U CN 204280760 U CN204280760 U CN 204280760U
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- dust exhaustor
- outlet pipeline
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Abstract
The utility model provides a kind of dust exhaustor, and comprise air outlet pipeline (10) and vibrator (20), vibrator (20) is arranged on air outlet pipeline (10).Apply dust exhaustor of the present utility model, in coal handling system operational process, regular startup vibrator, the coal dust battle array being attached to dust exhaustor inwall is fallen, coal dust enters coal spout and falls on belt feeder under the blowing of air stream, destroy the condition of piling up spontaneous combustion of pulverized coal like this, and then avoid the generation of belt burnout failure.
Description
Technical field
The utility model relates to technical field of coal mine equipment, in particular to a kind of dust exhaustor.
Background technology
At present, power plant soot delivery system is in coal conveyer belt operational process, and raw coal is when the preceding paragraph belt feeder head falls to next section of belt feeder, and in the process that coal falls, pulverized coal particle tiny is in a large number scattered to fly up and becomes airborne dust.Airborne dust is contaminated environment and air not only, brings harm also to the physical and mental health of long-term work personnel in this context.Therefore, need to arrange dust collector in coal delivery system.
In prior art, dust collector many employings microkinetic principle carries out dedusting.This dedusting technology is according to aerodynamic principle, utilize gravity settling and closed loop circulation style, automatically to be circled round system coordination work by band dust air, the dust kicked up in settle air to greatest extent, air after sedimentation attracted to coal spout under the suction function of air outlet pipeline, continue to flow downward under the drive of whereabouts raw coal, form the air of band powder, enter dust exhaustor and carry out dilatation dedusting, avoid bringing the pure air of surrounding into circulation, produce more band powder air, realize the closed circuit benign cycle of dust air, reach dust removing effects.Specific works process is as follows: coal enters the coal spout of dust exhaustor together with air, and drive air to move together in the process that coal falls, air moves downward; Because belt feeder is below simultaneously in operation, the coal dust falling to belt feeder is fed forward under the drive of belt feeder, has a large amount of tiny pulverized coal particles to kick up in this process, forms airborne dust.If do not have dust exhaustor, a large amount of airborne dust will shroud whole working environment, cause serious environmental pollution.Under the promotion of air-flow, flash chamber deceleration, the dilatation of dust exhaustor is entered, continuous sedimentation with powder air; A small amount of coal dust enters next stage dust exhaustor and carries out sedimentation, and most of dust settling, on belt feeder, is delivered to coal user or coal storage point by belt feeder, reaches dust removing effects; Remain a small amount of coal dust to be exported by dust remover roof with air-flow flow back into coal spout under the impetus of coal spout vacuum suction and former air stream, participate in the airborne dust of next circulation, then enter dust exhaustor dedusting.Because the coal dust entering house outlet place is very tiny particle, coal dust is adsorbed on a small quantity on the inside face of dust exhaustor under the effect of electrostatic.
In long production run process, the exit of dust exhaustor can cause coal dust to pile up.Coal dust can constantly slow oxidation, heating direct to spontaneous combustion, can cause belt burnout failure when the coal dust burnt falls on belt feeder, have a strong impact on production process under certain conditions.
Utility model content
The utility model aims to provide a kind of dust exhaustor, to solve the problem of local accumulated powder spontaneous combustion in prior art.
To achieve these goals, the utility model provides a kind of dust exhaustor, comprises air outlet pipeline and vibrator, and vibrator is arranged on air outlet pipeline.
Further, vibrator is arranged on the outer wall of air outlet pipeline.
Further, dust exhaustor also comprises substrate, and vibrator is arranged on air outlet pipeline by substrate.
Further, substrate is welded on air outlet pipeline.
Further, dust exhaustor also comprises base, is arranged between substrate and vibrator.
Further, base is welded on substrate.
Further, base is riveted on substrate.
Further, the size of substrate is greater than the size of base.
Further, vibrator and base are bolted.
Further, vibrator is electromagnetic vibrator.
Application the technical solution of the utility model, vibrator is arranged on air outlet pipeline.In coal handling system operational process, regular startup vibrator, falls the coal dust battle array being attached to dust exhaustor inwall, and coal dust enters coal spout and falls on belt feeder under the blowing of air stream, destroy the condition of piling up spontaneous combustion of pulverized coal like this, and then avoid the generation of belt burnout failure.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment according to dust exhaustor of the present utility model.
Above-mentioned accompanying drawing comprises the following drawings mark:
10, air outlet pipeline; 20, vibrator; 30, belt feeder head; 40, belt feeder.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figure 1, the dust exhaustor of the present embodiment comprises coal spout, afterbody dirt pocket, flash chamber, air outlet pipeline 10 and vibrator.Vibrator 20 is arranged on air outlet pipeline 10.Coal handling system comprises belt feeder head 30, dust exhaustor and belt feeder 40, and raw coal is sent into coal spout by belt feeder head 30 by coal handling system, and raw coal is fallen on belt feeder 40 by coal spout.
When applying the dust exhaustor of the present embodiment, vibrator 20 is arranged on air outlet pipeline 10.In coal handling system operational process, regular startup vibrator 20, falls the coal dust battle array being attached to dust exhaustor inwall, and coal dust enters coal spout and falls on belt feeder 40 under the blowing of air stream, destroy the condition of piling up spontaneous combustion of pulverized coal like this, and then avoid the generation of belt burnout failure.
The working process of dust exhaustor is as follows:
In coal handling system operational process, coal enters the coal spout of dust exhaustor under the transmission of belt, drives air to move downward together in the process that coal falls.Because belt feeder 40 also runs simultaneously, move in the direction that the coal dust dropping to belt can run along belt feeder 40, the flash chamber that the dust carried in air enters dust exhaustor slows down, continuous sedimentation.A small amount of coal dust enters next stage dust exhaustor and carries out sedimentation, and most dust settling is on belt feeder 40, and coal dust is fed forward with belt feeder 40, reaches dust removing effects.Remain a small amount of coal dust and be back to coal spout with air-flow by dust remover roof outlet flow.Owing to not having a small amount of coal dust of complete sedimentation to be very tiny particle, coal dust granule is adsorbed on a small quantity on the inside face of dust exhaustor under the effect of electrostatic.In long-time process of producing, the exit coal dust of dust exhaustor can be caused to pile up.Vibrator 20 is arranged on the outer wall of air outlet pipeline 10, regular startup vibrator 20, the coal dust battle array being attached to dust exhaustor inwall fallen, coal dust enters coal spout and falls on belt feeder 40 under the blowing of air stream, by belt, coal dust is delivered to coal user or coal storage point.
In the present embodiment, vibrator 20 is arranged on the outer wall of air outlet pipeline 10.Handled easily person operates, respond well, saves time and labour power simultaneously.
In the present embodiment, dust exhaustor also comprises substrate, and vibrator 20 is arranged on air outlet pipeline 10 by substrate.The installation that substrate is vibrator 20 provides basis, and structure is simple.In the present embodiment, substrate is welded on air outlet pipeline 10.Welded structure intensity is high, and vibration passing is strong, the good airproof performance between substrate and dust exhaustor.Certainly, substrate also can be riveted on air outlet pipeline 10.
In the present embodiment, dust exhaustor also comprises base, is arranged between substrate and vibrator 20.In the present embodiment, the size of substrate is greater than the size of base.Can conveniently by floor installation on substrate.In the present embodiment, base is welded on substrate.Welded structure intensity is high, saves metallic material, alleviates structural weight.In the present embodiment, base can be riveted on substrate.Riveting equipment is simple, solid and reliable.
In the present embodiment, vibrator 20 and base are bolted.When vibrator 20 break down need repairing time, dismounting connects the bolt of rear end plate between vibrator 20 and base, can vibrator 20 for convenience detach.Bolt fastening structure is simple, convenient to disassembly, is beneficial to maintenance, saves time.
In the present embodiment, vibrator 20 is electromagnetic vibrator.Electromagnetic vibrator structure is simple, technology maturation, for ease of maintenaince, changes, with low cost.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a dust exhaustor, comprise air outlet pipeline (10), it is characterized in that, described dust exhaustor also comprises: vibrator (20), is arranged on described air outlet pipeline (10).
2. dust exhaustor according to claim 1, is characterized in that, described vibrator (20) is arranged on the outer wall of described air outlet pipeline (10).
3. dust exhaustor according to claim 1, is characterized in that, also comprises substrate, and described vibrator (20) is arranged on described air outlet pipeline (10) by described substrate.
4. dust exhaustor according to claim 3, is characterized in that, described substrate is welded on described air outlet pipeline (10).
5. dust exhaustor according to claim 3, is characterized in that, also comprises base, is arranged between described substrate and described vibrator (20).
6. dust exhaustor according to claim 5, is characterized in that, described base welding on the substrate.
7. dust exhaustor according to claim 5, is characterized in that, described base riveted joint on the substrate.
8. dust exhaustor according to claim 5, is characterized in that, the size of described substrate is greater than the size of described base.
9. the dust exhaustor according to claim 5 or 6 or 7, is characterized in that, described vibrator (20) and described base are bolted.
10. dust exhaustor according to claim 1, is characterized in that, described vibrator (20) is electromagnetic vibrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420739464.XU CN204280760U (en) | 2014-11-28 | 2014-11-28 | Dust exhaustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420739464.XU CN204280760U (en) | 2014-11-28 | 2014-11-28 | Dust exhaustor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204280760U true CN204280760U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420739464.XU Active CN204280760U (en) | 2014-11-28 | 2014-11-28 | Dust exhaustor |
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| CN (1) | CN204280760U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976285A (en) * | 2019-12-14 | 2020-04-10 | 沈阳农业大学 | Self-propelled straw granulator dust collector protects |
-
2014
- 2014-11-28 CN CN201420739464.XU patent/CN204280760U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976285A (en) * | 2019-12-14 | 2020-04-10 | 沈阳农业大学 | Self-propelled straw granulator dust collector protects |
| CN110976285B (en) * | 2019-12-14 | 2022-01-18 | 沈阳农业大学 | Self-propelled straw granulator dust collector protects |
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