Weld fumes cleaning system
Technical field
The present invention relates to environmental protection waste gas purification and administer field, particularly relate to a kind of weld fumes and purify system
System.
Background technology
Production Container industry due to technology develop, the impact of the multiple factors such as resource input and market,
At present, still fall within tradition processing and manufacturing industry, for the auto manufacturing having one-hundred-year history,
Belonging to younger, the most jejune industry of technology, processing operation mostly is personnel's manual operations, automatically
Change equipment utility ratio is relatively low.And during Production Container produce problem of environmental pollution, also with
National environmental issue is given more sustained attention in recent years and seem especially prominent, in the overall background of whole industry
Under, the environmental issue Treatment process development of Production Container industry is particularly slow, lags far behind and other
Industry technology.Therefore, in response to the policy of national environmental protection, actively push forward industry technology development,
Therefore do specific aim research for more prominent weldering smoke pollution problem, find economical and practical, technically reliable
New technique.
Currently, in Production Container industry, welding smoke pollution problem in solving workshop mainly has following several
Scheme:
(1) gas skirt top suction type
The program is the most universal, economical, practical, applied range, technology maturation.Principle is to produce
Raw weldering cigarette, compared with the top of concentrated area, arranges installation gas skirt, by the extraction of negative-pressure air fan, and will weldering
In cigarette intake line, by discharge of pipes to workshop outside.Shortcoming needs to take above a large amount of platform position
Space, affects supplementing of material handling and working region fresh air.
(2) regional area discharge is collected for pad fixed point
The program is mainly used in welding position and fixes, and weldering cigarette generation amount is big, and the personnel that have a strong impact on breathe,
The platform position of harm occupational health.Feature is can to realize fixed point to collect, and weldering cigarette once produces, and will pass through
The air entry of pipeline is taken away, without going past the breathing zone of employee, has weldering cigarette collecting effect good, takies
The advantages such as space is little;Shortcoming is that collection QI KOU is positioned near pad, needs personnel to regulate collection QI KOU position,
Increase person works's amount, impact operation.
(3) unit udst separation processing scheme
Single-machine dust remover is the environmental protection equipment that major part environmental equipment company widelys popularize in the market,
Can realize weld cigarette source collect, after filter cylinder purified treatment machine within, then will process after sky
Gas drains back in workshop.The advantage of the program is that equipment is small and exquisite flexibly, convenient in carrying, can realize welding cigarette
Sources controlling, and do purified treatment, there is no the tubing of complexity, do not affect plant layout and material
Conveying;Shortcoming is apparatus expensive, and operating cost is high, is not suitable for present stage big in Production Container industry
Range applications.
(4) overall ventilation process scheme
The principle of the program be by offer at top, workshop weldering cigarette vent (can control open with close
Close), the pressure differential utilizing workshop inside and outside temperature difference to be formed, make weldering cigarette from trend workshop top movements,
Do not utilize any power set, it is achieved weldering cigarette is automatically outer to be drained into outside workshop.The advantage of the program is without appointing
What energy resource consumption, does not affect either inside structure, does not affect employee's operation and material carries;Shortcoming is
Need top, workshop is done change on a large scale, it is adaptable to newly-built plant designing.
Summary of the invention
Introducing the concept of a series of reduced form in Summary, this will be in specific embodiment party
Formula part further describes.The Summary of the present invention is not meant to attempt to limit
Go out key feature and the essential features of technical scheme required for protection, more do not mean that and attempt really
The protection domain of fixed technical scheme required for protection.
In order to solve the problems referred to above, the invention discloses a kind of weld fumes cleaning system, be used for purifying
Welding waste gas in air channel, it is characterised in that including: purifier, described purifier is arranged on
In described air channel, described purifier includes: framework;And filtering material, described filtering material sets
Put in described framework;Spray equipment;Described spray equipment includes: water tank;Nozzle, described nozzle
It is connected with described water tank;And booster pump, described booster pump is for pressurizeing the water in described water tank also
Being sprayed to described purifier, and retracting device via described nozzle, described retracting device is with described
Water after water tank connects and will reclaim is delivered to described water tank.
Alternatively, described retracting device includes: sedimentation tank, and described sedimentation tank is used for receiving described nozzle
It is sprayed to the shower water of described purifier;The top of clear water reserviors, described clear water reserviors and described sedimentation tank
Connection;And water pump, the water pump in described clear water reserviors is delivered to described water tank by described water pump.
Alternatively, described filtering material is ceramic corrugated filler.
Alternatively, described purifier is angled with air channel is arranged.
Alternatively, the angle ranging from 45 degree to 75 degree.
Alternatively, the angle ranging from 75 degree.
Alternatively, described clear water reserviors are provided with liquid level sensor.
Alternatively, described purifier includes multiple framework, detachably connected between multiple frameworks.
Weld fumes cleaning system according to the present invention, fills including purifier, spray equipment and recovery
Putting, purifier is arranged in air channel, forms an entirety with air channel, saves space and clean-up effect
Good, additionally purification water circulation use, economize on resources.
Accompanying drawing explanation
The drawings below of embodiment of the present invention is used for understanding this in this as the part of the present invention
Bright.Shown in the drawings of embodiments of the present invention and description thereof, it is used for explaining the principle of the present invention.
In the accompanying drawings,
Fig. 1 is the front view of the weld fumes cleaning system according to an embodiment of the invention;With
And
Fig. 2 is the schematic diagram of the purifier in Fig. 1.
Description of reference numerals:
10, spray equipment 11, water tank
12, water pipe 14, nozzle
20, purifier 21, ceramic corrugated filler
22, framework 30, retracting device
31, sedimentation tank 32, clear water reserviors
33, liquid level sensor 34, water pump
40, negative-pressure air fan
Detailed description of the invention
In the following description, a large amount of concrete details is given to provide the most thorough to the present invention
Understanding.It will be apparent, however, to one skilled in the art that embodiment of the present invention
Can be carried out without these details one or more.In other example, in order to avoid with
Embodiment of the present invention is obscured, and is not described for technical characteristics more well known in the art.
In order to thoroughly understand embodiment of the present invention, detailed component will be proposed in following description.
Obviously, what the execution of embodiment of the present invention was not limited to that those skilled in the art is familiar with is special
Details.The better embodiment of the present invention is described in detail as follows, but in addition to these describe in detail,
The present invention can also have other embodiments.
With reference first to Fig. 1, the invention discloses a kind of weld fumes cleaning system, be used for purifying air channel
Interior welding waste gas.Specifically, weld fumes cleaning system includes: purifier 20, spray equipment
10 and retracting device 30.
Purifier 20 is arranged in air channel, as in figure 2 it is shown, it can be by the framework 22 of such as angle steel
And filtering material composition.In the shown embodiment, filtering material is ceramic corrugated filler 21, its
It is arranged in framework 22.The framework 22 of purifier 20 may be configured as multiple, multiple frameworks 22 it
Between detachably connected, facilitate to be pulled down by single framework 22 during follow-up use and be carried out or more
Change.I.e. purifier 20 can include multiple filtering module, and each filtering module includes framework and setting
Filtering material in the frame, detachably connected between adjacent two filtering modules.
Alternatively, purifier can take modularized design, with 2*2 platform 1380mm*1380mm's
The size of negative-pressure air fan is a purifier.The periphery angle steel of purifier does framework 22, will pottery
Porcelain ripple packing 21 is fixed in framework 22, according to the distribution situation of negative-pressure air fan, and corresponding layout,
Reduce windage.Alternatively, purifier can be that 45-75 degree angle is arranged, to increase contact surface with air channel
Long-pending, reduce SR, still optionally further, purifier 20 can be arranged in 75 degree of angles with air channel,
I.e. ceramic corrugated filler 21 and the framework 22 of purifier is arranged horizontal by 75 degree of angles.
Filtering material is that can weldering smoke-dust be cleaned determiner.The pottery of suitable types should be selected
Ripple packing 21, the specifications parameter of its Primary Reference is: material, porosity, specific surface area and pressure drop.
It addition, ceramic corrugated filler 21 should take modularized design, facilitate the cleaning during follow-up use,
Change.
As it is shown in figure 1, spray equipment 10 includes: water tank 11, water tank 11 is stored with spray-water.
Nozzle 14 is connected with water tank 11 via pipeline.Additionally, be additionally provided with booster pump, for by water tank 11
Interior water pressurization is also sprayed to purifier 20 via nozzle 14, and especially, spray is to pottery ripple
On filler 21.
By booster pump by the shower water supercharging in pipeline, then it was sprayed at uniformly through shower nozzle 14
Filtering material surface, forms liquid film arrested particles dust.By control system, spray system 10 can be carried out
Control, such as control the pressure of spray system 10, spray flux and the spray frequency.If spray flux is few, nothing
Method forms liquid film on filtering material surface, it is impossible to play purification filtering effect;If spray flux is too much, just
Can be formed " liquid flooding ", hinder air-flow to pass through so that the resistance of weld fumes cleaning system increases.
Alternatively, retracting device 30 includes: sedimentation tank 31, clear water reserviors 32 and water pump 34.Heavy
Pond, shallow lake 31 is sprayed to the shower water (sewage) of purifier 20 for fanging noz(zle) 14.Clear water reserviors 32
Connect with the top of sedimentation tank 31;Water (clear water) in clear water reserviors 32 is pumped to water tank by water pump 34
11.Certainly, retracting device 30 can also reclaim clear water for the mode such as filtration, and the mode of non-precipitating.
In the shown embodiment, sedimentation tank 31 and clear water reserviors 32 are positioned at the lower section of purifier 20,
Sedimentation tank 31 filters, for catching, accumulate, precipitating, the spray fallen down above purifier 20
Water, accumulates granule dust mud and focuses on.Then, the clear water on sedimentation tank 31 upper strata enters clear
Pond 32, when liquid level reach a certain height, triggers liquid level sensor 33, and starting mode of pump, by clear water
Upper strata clear water in pond 32 be extracted in water tank 11 again with.
Thus, by the surface of water mist sprinkling to purifier 20, to cover on purifier 20 surface
On liquid film trapping weldering cigarette in dust granules.Filler is periodically carried out backwash again, by internal residual
Dust granules clear, it is possible to ensure filler strainability.
Purifier 20 is arranged in air channel, thus is purified by the weld fumes in air channel, and sprays
Pour the water on purifier 20 and improve clean-up effect, and shower water can be in retracting device 30
Precipitate and recycle, having saved the energy.
And, air channel may be provided at underground, to make full use of the underground space.The bottom of welding bench position leads to
Wind pump drainage weldering cigarette, air channel use square negative-pressure air fan 40, as power, can either play collection weldering cigarette clean
Change the effect of workshop air, it is also possible to promote power house ventilation.And weld cigarette cleaning system and be arranged on air channel and go out
In main air duct before Kou, it can have weldering cigarette concurrently and process and workshop ventilation dual-use function, and equipment is few, easily
In maintenance.
With reference to Fig. 1, in order to reach more preferable clean-up effect, purifier 20 can become certain with air channel
Angle is arranged, and this angle is and the angle in air intake direction, air channel, such as between 45 degree to 75 degree,
Still optionally further, with 75 degree of settings.So, purifier can preferably purify the weldering in air channel
Cigarette receiving dirt.
Alternatively, clear water reserviors 32 can be provided with liquid level sensor 33, the water surface in clear water reserviors 32
Highly reach the position of liquid level sensor 33, then Pneumatic water pump 34 is by the water pump 34 in clear water reserviors 32
Deliver to water tank 11.As such, it is possible to control the unlatching of water pump 34.It addition, those skilled in the art should
When knowing, multiple liquid level sensors 33 can be spaced in the short transverse of clear water reserviors 32 and arrange, with essence
The true unlatching controlling water pump 34 and stopping.
The present invention is illustrated by above-mentioned embodiment, but it is to be understood that, above-mentioned reality
The mode of executing is only intended to citing and descriptive purpose, and is not intended to limit the invention to described reality
In the range of executing mode.In addition it will be appreciated by persons skilled in the art that and the invention is not limited in
Stating embodiment, can also make more kinds of variants and modifications according to the teachings of the present invention, these become
Within type and amendment all fall within scope of the present invention.