CN209900953U - Fireproof dust removal system - Google Patents
Fireproof dust removal system Download PDFInfo
- Publication number
- CN209900953U CN209900953U CN201920337314.9U CN201920337314U CN209900953U CN 209900953 U CN209900953 U CN 209900953U CN 201920337314 U CN201920337314 U CN 201920337314U CN 209900953 U CN209900953 U CN 209900953U
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- Prior art keywords
- dust
- spark
- dust removal
- fire
- fan
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- 239000000428 dust Substances 0.000 title claims abstract description 131
- 239000000779 smoke Substances 0.000 claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000005507 spraying Methods 0.000 claims abstract description 13
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 230000002265 prevention Effects 0.000 claims description 16
- 238000011896 sensitive detection Methods 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 2
- 230000000171 quenching effect Effects 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims 1
- 238000005453 pelletization Methods 0.000 description 6
- 230000008021 deposition Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Images
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- Filtering Of Dispersed Particles In Gases (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The utility model discloses a fireproof dust removal system, which comprises a main pipeline, and an air suction cover, a dust removal device and a fan which are sequentially connected through the main pipeline, wherein the outlet of the air suction cover is connected with the inlet of the main pipeline, and the fan is arranged at the outlet of the main pipeline; a spark catcher and a spark detection device are arranged in the main pipeline between the air suction cover and the dust removal device; the dust removal device comprises a shell, a pre-separation type baffle plate, a pulse dust collector and a smoke dust collection box, wherein the pre-separation type baffle plate, the pulse dust collector and the smoke dust collection box are sequentially arranged in the shell from top to bottom; the dust removing device also comprises CO arranged in the middle of the shell of the dust removing device2Automatic spraying equipment. The utility model discloses a be equipped with spark catcher, spark detection device and CO2The automatic spraying system can effectively prevent sparks from entering the dust removal device, and can also take fire extinguishing measures if a fire disaster occurs; the dust removal efficiency can be effectively improved by arranging the pre-separation type baffle and the pulse dust remover.
Description
Technical Field
The utility model relates to a dust collecting equipment technical field especially relates to a fire prevention dust pelletizing system.
Background
Fumes are generated during industrial welding, and the carried substances in the fumes contain various toxic and harmful substances and sparks which seriously affect the environment of the workshop and threaten the safety and health of workers. The fire prevention dust pelletizing system of general welding dress field includes: the smoke dust enters an air inlet of the smoke dust purification system after passing through the dust hood, the flame arrester is arranged at the air inlet of the smoke dust purification system, sparks are blocked by the flame arrester, and the smoke dust enters the smoke dust purification system to be purified and dedusted and then is discharged by the fan. However, the dust removal efficiency of the dust removal system is not high, the fire arrester cannot completely block sparks from entering a pipeline, and if the sparks reach the smoke dust purification device, a fire disaster is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, providing a fire prevention dust pelletizing system, can effectively improve dust collection efficiency and spark capture efficiency, also can take the measure of putting out a fire immediately if the conflagration breaks out.
In order to achieve the purpose, the utility model provides a fireproof dust removal system, which comprises a main pipeline, an air suction cover, a dust removal device and a fan, wherein the air suction cover, the dust removal device and the fan are sequentially connected through the main pipeline;
a spark catcher and a spark detection device are arranged in the main pipeline between the air suction cover and the dust removal device;
the dust removal device comprises a shell, and a pre-separation type baffle, a pulse dust collector and a smoke dust collection box which are sequentially arranged in the shell from top to bottom, wherein the upper part of the shell is provided with an air inlet, and the lower part of the shell is provided with an air outlet;
the dust removing device also comprises CO arranged in the middle of the shell2Automatic spraying equipment, the CO2The automatic spraying equipment comprises a spark probe and an extinguishing deviceAnd a controller.
Preferably, the air suction cover comprises a cover body and at least two layers of spark baffles arranged in the cover body, each layer of spark baffle adopts a louver structure with a plurality of fins arranged in parallel, and the inclination angles of the fins of the two adjacent layers of spark baffles are arranged in a staggered manner.
Preferably, the spark arrestor includes a spark arrestor housing and a turbine blade provided inside the spark arrestor housing.
Preferably, the spark detecting device includes a first spark detecting device and a second spark detecting device, the first spark detecting device is disposed in a main pipe between the spark catcher and the dust removing device, and the second spark detecting device is disposed in a main pipe between the dust removing device and the fan.
Preferably, the fire-proof dust removal system further comprises an oil-proof dust device, and the oil-proof dust device is connected to a main pipeline between the first spark detection device and the spark catcher through a branch pipeline.
Preferably, the fire-proof dust-removing system further comprises a fuse-type fire damper, and the fuse-type fire damper is arranged on the main pipeline between the first spark detection device and the dust-proof device.
Preferably, the fire-proof and dust-removing system further comprises a first valve arranged between the fuse-type fire-proof valve and the dust-removing device, and a second valve arranged between the dust-removing device and the fan.
Preferably, a temperature-sensitive light-sensitive detection device is arranged on the inner surface of the shell of the dust removal device and on the main pipeline between the dust removal device and the fan, and the output end of the temperature-sensitive light-sensitive detection device is electrically connected with the input end of the controller.
Preferably, an alarm is arranged on the outer surface of the shell of the dust removal device, and the input end of the alarm is electrically connected with the output end of the controller.
As the preferred scheme, be equipped with a plurality of observation window and a plurality of clean mouthful on the wall of main pipeline.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses fire prevention dust pelletizing system is equipped with CO through the internal surface that is equipped with spark catcher and spark detection device in proper order and at the dust collector casing in the trunk line2The automatic spraying system can effectively prevent sparks from entering the dust removal device, and can also take fire extinguishing measures in time if a fire disaster occurs; the dust removal efficiency can be effectively improved by arranging the pre-separation type baffle and the pulse dust remover in the dust removal device.
Drawings
FIG. 1 is a schematic structural view of a fire-proof dust-removing system in an embodiment of the present invention;
in the figure, 1, an air suction hood; 11. a cover body; 12. a spark baffle; 2. a dust removal device; 21. a housing; 22. a pre-separation baffle; 23. a pulse dust collector; 24. a smoke dust collecting box; 3. a fan; 4. a spark arrestor; 41. a spark arrestor housing; 42. a turbine blade; 5. a spark detection device; 51. a first spark detection device; 52. a second spark detecting device; 6. CO22Automatic spraying equipment; 7. an observation window; 8. an oil-repellent dust device; 9. a fused fire damper; 10. a temperature-sensitive light-sensing device; 20. an alarm; 30. a first valve; 40. a second valve; 50. the mouth is cleaned.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
As shown in fig. 1, the fire-proof dust-removing system according to the preferred embodiment of the present invention comprises a main pipe, and an air suction cover 1, a dust-removing device 2, and a fan 3 sequentially connected to the main pipe, wherein an outlet of the air suction cover 1 is connected to an inlet of the main pipe, and the fan 3 is disposed at an outlet of the main pipe; a spark catcher 4 and a spark detection device 5 are arranged in the main pipeline between the air suction cover 1 and the dust removal device 2; the dust removal device 2 comprises a shell 21, and a pre-separation type baffle 22, a pulse dust remover 23 and a smoke dust collection box 24 which are sequentially arranged in the shell 21 from top to bottom, wherein an air inlet is formed in the upper part of the shell 21, and an air outlet is formed in the lower part of the shell 21; the dust removing device 2 further comprises CO arranged in the middle of the shell 212The automatic spraying equipment 6 comprises CO2 automatic spraying equipment 6 and a spark probe, a quenching device and a controller.
In practical application, firstly, smoke dust enters a main pipeline after passing through the air suction cover 1; secondly, residual sparks carried in the smoke flow through the spark catcher 4, if the residual sparks are not completely caught by the spark catcher 4, and the smoke is detected to have a residual spark temperature higher than 40 ℃ when passing through the automatic spark detecting device 5, CO is started2The automatic spraying system 6 is used for extinguishing fire, so that the expansion of a disaster situation is prevented; thirdly, the smoke dust enters the dust removal device 2 to flow through and impact the pre-separation type baffle 22, and then the smoke dust is subjected to a plurality of continuous processes of buffering, speed reduction and sedimentation, so that large particle dust is separated and falls into a smoke dust collection box 24 below; then, the rest of the smoke dust is filtered by the filter cartridge in the pulse dust collector 23 of the dust collector 2; finally, the filtered gas is discharged by the fan 3. In summary, the spark arrester 4, the spark detector 5 and the housing 21 of the dust collector 2 are sequentially arranged in the main pipelineThe inner surface is provided with CO2The automatic spraying system 6 can effectively prevent sparks from entering the dust removal device 2, and can also take fire extinguishing measures in time if a fire disaster occurs; the dust removal efficiency can be effectively improved by arranging the pre-separation baffle 22 and the pulse dust remover 23 in the dust removal device 2.
Specifically, as time is accumulated, more and more dust adheres to the filter cartridge in the pulse dust collector 23, the pulse valve of the pulse dust collector 23 is opened to remove the dust in the filter cartridge, the pulse dust collector 23 has an automatic back-flushing function, a manual back-flushing function and a timing back-flushing function, 360-degree uniform back-flushing is realized on the inner wall of the filter cartridge of the pulse dust collector 23, so that the deposition amount and the deposition time of the dust on the surface of the filter cartridge are reduced, and the dust collection efficiency of the dust collection device 2 can be effectively improved.
Preferably, the fan 3 is provided with an emergency braking device, and the fan 3 can be stopped emergently when an abnormality occurs, so that the influence of a fire on equipment is avoided; the bearing of the fan 3 is a maintenance-free bidirectional sealing bearing; a transmission belt of the fan 3 adopts a multi-strand anti-slip anti-static belt, and the service life of the belt is not less than 60000 hours under normal use conditions; the blades of the fan 3 are made of large-diameter high-strength aluminum alloy or glass steel, so that the gap between the wind barrel and the tips of the blades is ensured, and the high-efficiency operation of the fan 3 is ensured; the motor of the fan 3 needs to adopt a variable frequency motor; the fan 3 is provided with an air volume regulating valve and a shock absorber; the air outlet of the fan 3 is additionally provided with a silencer.
Preferably, the air suction cover 1 comprises a cover body 11 and at least two layers of spark baffles 12 arranged in the cover body 11, each layer of spark baffle 12 adopts a louver structure with a plurality of fins arranged in parallel, and the inclination angles of the fins of the two adjacent layers of spark baffles 12 are arranged in a staggered manner; the smoke dust enters the cover body of the air suction cover, then impacts the first layer of spark baffle plate 12, then changes the flow direction, and continues to flow towards the inside of the cover body and impact the second layer of spark baffle plate 12; the carried objects in the smoke repeatedly impact the spark baffle 12 to achieve the effect of absorbing the heat of the carried objects in the smoke, so that the carried objects in the smoke including fine sparks are spontaneously combusted before entering the pipeline, and the safety risk is reduced.
Preferably, the spark arrester 4 includes a spark arrester housing 41 and a turbine blade 42 disposed inside the spark arrester housing, and the smoke passes through and collides with the turbine blade 42, so that the spark carried in the smoke repeatedly collides with the turbine blade 42, thereby accelerating the extinguishing of the spark and ensuring the spark arresting effect.
Specifically, the spark detecting device 5 includes a first spark detecting device 51 and a second spark detecting device 52, the first spark detecting device 51 is disposed in a main pipe between the spark catcher 4 and the dust removing device 2 and detects whether smoke carries sparks before entering the dust removing device 2, and the second spark detecting device 52 is disposed in a main pipe between the dust removing device 2 and the fan 3 and detects whether smoke carries sparks before entering the fan 3. In this embodiment, when the temperature inside the main pipe is higher than 40 ℃, the first spark detector 51 and the second spark detector 52 feed back the detected results to the CO2In the controller of the automatic spraying equipment 6, the controller controls the extinguishing device to spray CO2To extinguish a fire.
Preferably, the fire-proof dust removing system further comprises an oil-proof dust device 8, wherein the oil-proof dust device 8 is connected to a main pipeline between the first spark detecting device 51 and the spark catcher 4 through a branch pipeline; the oil-proof dust device 8 sprays lime powder to the dust removing device 2 at regular time and quantity every day to prevent the oil dust from directly contacting with the filter cartridge in the pulse dust remover 23.
Preferably, in order to prevent instantaneous explosion in the pipeline, the fireproof dust removal system in the welding field further comprises a fuse-type fireproof valve 9, and the fuse-type fireproof valve 9 is arranged on a main pipeline between the first spark detection device 51 and the dustproof device 2; when the first spark detection device 51 detects that the spark carried by the smoke dust in the main pipeline reaches 70 ℃, the fusing type fire prevention valve 9 is automatically closed, and the main pipeline is disconnected from downstream equipment to avoid the influence of fire on the equipment.
Preferably, the fire prevention dust pelletizing system is still including locating fuse-type fire prevention valve 9 with first valve 20 between dust collector 2 and locating dust collector 2 with second valve 30 between fan 3, when the conflagration breaks out in the dust collector 2, close first valve 20 and second valve 30 can with dust collector 2 keeps apart, reduces the circulation of air, prevents that the disaster from expanding.
Preferably, a temperature-sensitive light-sensitive detection device 10 is arranged on the inner surface of the shell 21 of the dust removing device 2 and the main pipeline between the dust removing device 2 and the fan 3, and the output end of the temperature-sensitive light-sensitive detection device 10 is electrically connected with the input end of the controller; through the cooperation of the temperature-sensitive light sensing device 10, the controller and the extinguishing device, the CO2 can be sprayed to extinguish fire in case of fire, so that the fire situation is prevented from being enlarged.
Preferably, in order to remind people in a room to extinguish a fire instantly, an alarm 20 is arranged on the outer surface of a shell 21 of the dust removal device, and the input end of the alarm 20 is electrically connected with the output end of the controller.
Preferably, weld the fire prevention dust pelletizing system in dress field still including locating the clean 50 of a plurality of observation window 7 and a plurality of on the wall of trunk line guarantees that the inside control of pipeline does not have the dead angle, and convenient regular overhaul pipeline and clearance deposition reduce pipeline deposition explosion risk.
In the embodiment, the main pipeline is made of galvanized iron, the wind speed and the negative pressure of each part of the pipeline are balanced, noise and current leakage caused by unbalance of the flow rate and the negative pressure of the pipeline are avoided, and the pressure reduction loss of the pipeline is reduced; the pipeline is provided with an access hole at the reducing part, the tee joint part and the elbow part, the pipeline is periodically overhauled and the accumulated dust is cleaned, the risk of dust accumulation and explosion of the pipeline is reduced, and the joint of the pipeline is subjected to anti-static protection to reduce the risk of explosion; the main pipe and each branch pipe are provided with the air valve, and when some stations do not work, the air valves can be correspondingly closed, so that the air quantity can be adjusted, and the effects of environmental protection and energy saving are achieved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A fireproof dust removal system is characterized by comprising a main pipeline, and an air suction cover, a dust removal device and a fan which are sequentially connected through the main pipeline, wherein the outlet of the air suction cover is connected with the inlet of the main pipeline, and the fan is arranged at the outlet of the main pipeline;
a spark catcher and a spark detection device are arranged in the main pipeline between the air suction cover and the dust removal device;
the dust removal device comprises a shell, and a pre-separation type baffle, a pulse dust collector and a smoke dust collection box which are sequentially arranged in the shell from top to bottom, wherein the upper part of the shell is provided with an air inlet, and the lower part of the shell is provided with an air outlet;
the dust removing device also comprises CO arranged in the middle of the shell2Automatic spraying equipment, the CO2The automatic spraying equipment comprises a spark probe, a quenching device and a controller.
2. The fire-proof dust-removing system according to claim 1, wherein the air suction hood comprises a hood body and at least two layers of spark baffles arranged in the hood body, each layer of spark baffle adopts a louver structure with a plurality of fins arranged in parallel, and the fins of the two adjacent layers of spark baffles are arranged in a staggered manner.
3. A fire and dust prevention system as recited in claim 1 wherein said spark arrestor comprises a spark arrestor housing and a turbine blade disposed within said spark arrestor housing.
4. The fire and dust prevention system of claim 1, wherein the spark detecting means includes a first spark detecting means provided in the main pipe between the spark arrestor and the dust removing means, and a second spark detecting means provided in the main pipe between the dust removing means and the fan.
5. The fire and dust prevention system of claim 4, further comprising an oil-proof dust device connected to the main pipe between the first spark detecting device and the spark catcher through a branch pipe.
6. The fire and dust prevention system of claim 4, further comprising a fusible fire damper disposed on the main conduit between the first spark detection device and the dust prevention device.
7. The fire and dust prevention system of claim 6 further comprising a first valve disposed between the fusible fire damper and the dust removal device and a second valve disposed between the dust removal device and the fan.
8. The fire-proof dust removal system according to any one of claims 1 to 7, wherein a temperature-sensitive light-sensitive detection device is disposed on an inner surface of a housing of the dust removal device and a main pipe between the dust removal device and the fan, and an output end of the temperature-sensitive light-sensitive detection device is electrically connected to an input end of the controller.
9. A fire and dust prevention system as claimed in claim 8, wherein an alarm is provided on the outer surface of the housing of the dust removal device, and an input terminal of the alarm is electrically connected to an output terminal of the controller.
10. A fire and dust prevention system according to any one of claims 1 to 7 wherein the main pipe has a plurality of observation windows and a plurality of cleaning openings in a wall surface thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337314.9U CN209900953U (en) | 2019-03-15 | 2019-03-15 | Fireproof dust removal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337314.9U CN209900953U (en) | 2019-03-15 | 2019-03-15 | Fireproof dust removal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209900953U true CN209900953U (en) | 2020-01-07 |
Family
ID=69032981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920337314.9U Expired - Fee Related CN209900953U (en) | 2019-03-15 | 2019-03-15 | Fireproof dust removal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209900953U (en) |
-
2019
- 2019-03-15 CN CN201920337314.9U patent/CN209900953U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 |