CN209204940U - Based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption - Google Patents
Based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption Download PDFInfo
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- CN209204940U CN209204940U CN201821802412.7U CN201821802412U CN209204940U CN 209204940 U CN209204940 U CN 209204940U CN 201821802412 U CN201821802412 U CN 201821802412U CN 209204940 U CN209204940 U CN 209204940U
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- exhaust
- absorbent charcoal
- air inlet
- pulverized limestone
- charcoal adsorption
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Abstract
The utility model discloses one kind to be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, including waste gas pre-treating device and exhaust aftertreatment device；The waste gas pre-treating device includes waste gas pre-treating device ontology and the first blower, ash cellar is equipped in the waste gas pre-treating device ontology, pulverized limestone is placed in the ash cellar, the ash cellar is equipped with ash discharging hole, the ash discharging hole of the waste gas pre-treating device ontology is connected to through connecting tube with the air inlet of the first blower, the exhaust outlet of first blower is connected to through connecting tube with the air inlet of waste gas pre-treating device ontology, and the exhaust outlet of the waste gas pre-treating device ontology is connected to the air inlet of exhaust aftertreatment device.The particulate matter in removing exhaust gas of making a return journey is mixed with exhaust gas by pulverized limestone in the utility model, since pulverized limestone can come into full contact with exhaust gas, improves the removal effect of particulate matter；In addition, realizing the recycling of pulverized limestone by the first blower, the cost of exhaust-gas treatment is reduced.
Description
Technical field
The utility model relates to waste gas treatment equipment technical fields, pre- based on pulverized limestone circulation absorption more particularly to one kind
The paint spray booth exhaust treatment system of processing.
Background technique
Exhaust gas can be generated during paint spray booth paints to product, will lead to ring if by exhaust gas direct emission
Border pollution, therefore, it is necessary to discharge again after carrying out purified treatment to exhaust gas, there are many existing exhaust-gas treatment modes, such as
Spray, absorption etc..The mode of spray is mainly used for the particulate matter in removing exhaust gas, but since water droplet and exhaust gas cannot sufficiently connect
Touching leads to remove the effect of particulate matter and bad；Moreover, this mode can also generate waste water, also need to carry out waste water net
It could be discharged after change processing, increase the cost of exhaust-gas treatment.The mode of absorption can effectively remove a variety of pollutions in exhaust gas
Object, many adsorbates can only be disposable, although partial adsorbates object can repeatedly use, but in adsorbate
It needs just be re-used for adsorbing after carrying out corresponding desorption processing to adsorbate after adsorption saturation.Existing desorption mode is usual
It is to be sent after taking out the adsorbate in adsorption tanks to desorption equipment to carry out desorption processing, and new absorption is added into adsorption tanks
Object, this mode is inconvenient, and inefficiency.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide one kind and are located in advance based on pulverized limestone circulation absorption
The paint spray booth exhaust treatment system of reason, the recycling of pulverized limestone is realized by the first blower, reduce exhaust-gas treatment at
This.
The purpose of this utility model is achieved through the following technical solutions: pretreated based on pulverized limestone circulation absorption
Paint spray booth exhaust treatment system, including waste gas pre-treating device and exhaust aftertreatment device；
The waste gas pre-treating device includes waste gas pre-treating device ontology and the first blower, the waste gas pre-treating device
It is equipped with ash cellar in ontology, pulverized limestone is placed in the ash cellar, the ash cellar is equipped with ash discharging hole, the waste gas pre-treating device
The ash discharging hole of ontology is connected to through connecting tube with the air inlet of the first blower, and the exhaust outlet of first blower is through connecting tube and exhaust gas
The air inlet of pretreatment unit ontology is connected to；
The exhaust aftertreatment device includes several absorbent charcoal adsorption tanks, the second blower, gas inlet closed at one end
Pipe and clean gas pipe closed at one end, the exhaust inlet pipe are equipped with several first connecting holes, the clean gas pipe
Several second connecting holes are equipped with, the open end of the exhaust inlet pipe and the exhaust outlet of waste gas pre-treating device ontology connect
Logical, the air inlet of the absorbent charcoal adsorption tank is connected to the first connecting hole, and the exhaust outlet of the absorbent charcoal adsorption tank and second connects
Kong Liantong is met, the open end of the clean gas pipe is connected to the air inlet of the second blower.
Preferably, the waste gas pre-treating device ontology includes cyclone dust collectors and sack cleaner, the cyclone dust removal
It is placed with pulverized limestone in the ash cellar of device and/or sack cleaner, the ash discharging hole of the cyclone dust collectors and sack cleaner is through even
Adapter tube is connected to the air inlet of the first blower, and the exhaust outlet of first blower connects through the air inlet of connecting tube and cyclone dust collectors
Logical, the exhaust outlet of the cyclone dust collectors is connected to through connecting tube with the air inlet of sack cleaner, the row of the sack cleaner
Port is connected to the open end of exhaust inlet pipe.
Preferably, be equipped in the absorbent charcoal adsorption tank for detect active carbon whether the Vocs sensor of adsorption saturation.
Preferably, the air inlet of the absorbent charcoal adsorption tank is detachably connected with the first connecting hole, the activated carbon adsorption
The exhaust outlet of tank is detachably connected with the second connecting hole.
Preferably, first connection hole is equipped with the first valve for being used to open and closing first connecting hole, described
Second connection hole is equipped with the second valve for being used to open and closing second connecting hole.
Preferably, the exhaust aftertreatment device further include controller and desorption equipment, the absorbent charcoal adsorption tank into
Port is equipped with the first electric T-shaped valve, and the entrance of first electric T-shaped valve is connected to the air inlet of absorbent charcoal adsorption tank, institute
The first outlet for stating the first electric T-shaped valve is connected to the first connecting hole, the second outlet and desorption of first electric T-shaped valve
The exhaust outlet of equipment is connected to, and the exhaust outlet of the absorbent charcoal adsorption tank is equipped with the second electric T-shaped valve, second electric three passes
The entrance of valve is connected to the exhaust outlet of absorbent charcoal adsorption tank, and the first outlet of second electric T-shaped valve and the second connecting hole connect
Logical, the second outlet of second electric T-shaped valve is connected to the air inlet of desorption equipment, and the controller is electric with first respectively
Dynamic triple valve, the second electric T-shaped valve are connected with Vocs sensor signal.
Preferably, the desorption equipment includes catalytic combustor, the heater for heating for catalytic combustor, set on urging
Change burn indoor catalyst, third blower, desorption air intake duct closed at one end and desorption exhaust pipe closed at one end, it is described de-
Attached air intake duct is equipped with air inlet identical with absorbent charcoal adsorption tank quantity, and the desorption exhaust pipe is equipped with and activated carbon adsorption
The air inlet of the identical exhaust outlet of tank quantity, the desorption air intake duct is connected to the second outlet of the second electric T-shaped valve, described
The open end of desorption air intake duct is connected to the air inlet of catalytic combustor, exhaust outlet and the third blower of the catalytic combustor
Air inlet connection, the exhaust outlet of the third blower are connected to the open end of desorption exhaust pipe, the exhaust of the desorption exhaust pipe
Mouth is connected to the second outlet of the first electric T-shaped valve.
Preferably, be equipped with temperature sensor in the absorbent charcoal adsorption tank, the absorbent charcoal adsorption tank be equipped with venthole,
And the first electrically operated gate for opening and closing the venthole, the temperature sensor and the first electrically operated gate are believed with controller
Number connection.
Preferably, temperature sensor is equipped in the absorbent charcoal adsorption tank, first connection hole is equipped with for adjusting
Second electrically operated gate of the first connecting hole openings of sizes, the temperature sensor and the second electrically operated gate are connect with controller signals.
Preferably, temperature sensor is equipped in the absorbent charcoal adsorption tank, the exhaust aftertreatment device further includes nitrogen charging
Device, the absorbent charcoal adsorption tank are equipped with nitrogen charging mouth, and the exhaust outlet of the nitrogen charging device is connected to nitrogen charging mouth, and the temperature passes
Sensor and nitrogen charging device are connect with controller signals.
The beneficial effects of the utility model are:
(1) particulate matter in removing exhaust gas of making a return journey is mixed with exhaust gas by pulverized limestone in the utility model, due to pulverized limestone energy
It is come into full contact with exhaust gas, improves the removal effect of particulate matter；In addition, being made by the circulation that the first blower realizes pulverized limestone
With reducing the cost of exhaust-gas treatment；
(2) waste gas pre-treating device ontology includes cyclone dust collectors and sack cleaner, be can be effectively removed in exhaust gas
Particulate matter, improve the effect of exhaust-gas treatment；
(3) absorbent charcoal adsorption tank uses dismountable mounting means, after the active carbon saturation in absorbent charcoal adsorption tank, energy
Enough easily remove the absorbent charcoal adsorption tank of saturation concentrate desorption processing, and changes new absorbent charcoal adsorption tank, improves
The replacement efficiency of active carbon reduces influence of the replacement active carbon to exhaust treatment efficiency；
(4) absorbent charcoal adsorption tank uses dismountable mounting means, and multiple discarded after-treatment devices can share a set of de-
Applying equipment has significantly saved equipment investment, especially suitable for extensive exhaust-gas treatment；
(5) whether the active carbon in Vocs sensor detection absorbent charcoal adsorption tank is saturated, and will test result and be sent to control
Device processed, controller send signal to corresponding first electric T-shaped valve and the second electric T-shaped valve, pass through the first electric T-shaped valve
Switch with the access of the second electric T-shaped valve, realize switching of the absorbent charcoal adsorption tank between desorption and absorption, is not necessarily to user
Manual operation, improves automatization level, simplifies the desorption manipulation of active carbon, improve exhaust treatment efficiency；
(6) when absorbent charcoal adsorption tank is desorbed, if the temperature in tank is excessively high, can by opening the first electrically operated gate,
Extraneous air is supplemented to cool down using venthole, is conducive to the temperature in tank maintaining 100-120 degrees Celsius, so as to
The efficient progress of desorption；
(7) when absorbent charcoal adsorption tank is desorbed, when temperature reaches 100 degrees Celsius in tank, using nitrogen charging device to
Nitrogen charging in tank, plays a protective role；
(8) when absorbent charcoal adsorption tank is desorbed, if temperature is excessively high in tank, the can be reduced by the second electrically operated valve
The openings of sizes of one connecting hole reduces the high-temperature gas entered in tank, is conducive to the temperature in tank maintaining 100-120 Celsius
Degree, so as to the efficient progress of desorption.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model；
Fig. 2 is another structural schematic diagram of the utility model；
In figure, the 1-the first blower, 2-cyclone dust collectors, 21-first supports, 22-cylinders, 23-back taper buckets,
24-the second discharger, 3-sack cleaners, 31-second supports, 32-shell of dust remover, 33-cloth bags, 34-blowing dresses
It sets, 35-fire-fighting components, 36-third dischargers, 4-absorbent charcoal adsorption tanks, 41-exhaust inlet pipes, 42-clean gas pipes,
43-the first valve, the 44-the second valve, the 45-the first electric T-shaped valve, the 46-the second electric T-shaped valve, 47-active carbons dress
Unload mouth, the 5-the second blower, 51-clean gas delivery pipes, 6-catalytic combustors, 61-desorption air intake ducts, 62-desorption exhausts
Pipe, 7-third blowers.
Specific embodiment
Below in conjunction with embodiment, the technical solution of the utility model is clearly and completely described, it is clear that retouched
The embodiment stated is only the utility model a part of the embodiment, instead of all the embodiments.Based in the utility model
Embodiment, those skilled in the art's every other embodiment obtained under the premise of not making the creative labor, all belongs to
In the range of the utility model protection.
Refering to fig. 1-2, it present embodiments provides a kind of based on the pretreated paint spray booth exhaust-gas treatment of pulverized limestone circulation absorption
System:
As shown in Figure 1, being based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, including exhaust gas pre-processes
Device and exhaust aftertreatment device.The waste gas pre-treating device includes waste gas pre-treating device ontology and the first blower 1, described
It is equipped with ash cellar in waste gas pre-treating device ontology, pulverized limestone is placed in the ash cellar, the ash cellar is equipped with ash discharging hole, described
The ash discharging hole of waste gas pre-treating device ontology is connected to through connecting tube with the air inlet of the first blower 1, the air draft of first blower 1
Mouth is connected to through connecting tube with the air inlet of waste gas pre-treating device ontology.The exhaust aftertreatment device includes several active carbons
Adsorption tanks 4, the second blower 5, exhaust inlet pipe 41 closed at one end, clean gas pipe 42 closed at one end and clean gas discharge
Pipe 51, the exhaust inlet pipe 41 be equipped with several first connecting holes, the clean gas pipe 42 be equipped with several second
The open end of connecting hole, the exhaust inlet pipe 41 is connected to the exhaust outlet of waste gas pre-treating device ontology, and the active carbon is inhaled
The air inlet of attached tank 4 is connected to the first connecting hole, and the exhaust outlet of the absorbent charcoal adsorption tank 4 is connected to the second connecting hole, described
The open end of clean gas pipe 42 is connected to the air inlet of the second blower 5, and the exhaust outlet and clean gas of second blower 5 are arranged
The first end connection of pipe 51 is put, the second end of the clean gas delivery pipe 51 is greater than 15 meters away from the vertical height on ground.
The working principle of the present embodiment are as follows: exhaust gas enters exhaust gas through the waste gas inlet of waste gas pre-treating device ontology and locates in advance
Device noumenon is managed, the first blower 1 send the pulverized limestone in the ash cellar of waste gas pre-treating device ontology to waste gas inlet, pulverized limestone
It being mixed with exhaust gas, the particulate matter in exhaust gas is sticked on pulverized limestone, in waste gas pre-treating device ontology, pulverized limestone and exhaust gas point
From exhaust gas is discharged through the exhaust outlet of waste gas pre-treating device ontology, and pulverized limestone carries particulate matter and falls in ash cellar, to go
Particulate matter in removing exhaust gas；The gas of waste gas pre-treating device ontology discharge enters active carbon through the open end of exhaust inlet pipe 41
In adsorption tanks 4, gas enters clean gas pipe 42 after activated carbon adsorption is handled, and is then discharged under the action of the second blower 5.
Compared to the mode of spray, pulverized limestone can contact more abundant with the particulate matter in exhaust gas, improve the effect of exhaust-gas treatment；And
And it will not also generate the substance that purified treatment again is needed as waste water.In addition, under the action of the first blower 1, pulverized limestone
It is recycled, reduces the cost of exhaust-gas treatment.
It is equipped with the first discharger at the ash discharging hole of the waste gas pre-treating device ontology, is drained by the pulverized limestone in ash cellar
While first 1 air inlet of blower, it can prevent air from entering in the ash cellar of waste gas pre-treating device ontology through ash discharging hole.
The absorbent charcoal adsorption tank 4 is equipped with active carbon loading hatch 47 and is used to open and closing activity charcoal loading hatch
47 handling door.
First blower 1 is air blower, and the second blower 5 is exhaust fan.
In some embodiments, the waste gas pre-treating device ontology includes cyclone dust collectors 2, the cyclone dust collectors 2
Ash cellar in be placed with pulverized limestone, the second discharger 24, the cyclone dust collectors are equipped at the ash discharging hole of the cyclone dust collectors 2
2 ash discharging hole is connected to through connecting tube with the air inlet of the first blower 1, and the exhaust outlet of first blower 1 is through connecting tube and whirlwind
The air inlet of deduster 2 is connected to.
Working principle are as follows: exhaust gas enters cyclone dust collectors 2 through the air inlet of cyclone dust collectors 2, and the first blower 1 removes whirlwind
Pulverized limestone in the ash cellar of dirt device 2 is sent to waste gas inlet, and pulverized limestone is mixed with exhaust gas, and the particulate matter in exhaust gas is sticked to pulverized limestone
On, in cyclone dust collectors 2, pulverized limestone is separated with exhaust gas, and exhaust gas is discharged through the exhaust outlet of cyclone dust collectors 2, and pulverized limestone carries
Particulate matter fall in ash cellar, to remove the particulate matter in removing exhaust gas.Pulverized limestone can drained by the second discharger 24
Air is avoided to enter in cyclone dust collectors 2 through exhaust outlet while the air inlet of one blower 1.
The cyclone dust collectors 2 include first support 21, the cylinder 22 being mounted in first support 21 and are arranged in circle
The back taper bucket 23 of 22 bottom of cylinder, the top center of the cylinder 22 are equipped with exhaust outlet, on the side wall of the cylinder 22
Equipped with air inlet, the exhaust outlet is connected with exhaust pipe, and the height of exhaust pipe bottom end is lower than the height of air inlet, the air inlet
It is connected with the air inlet pipe of volute structure, ash cellar is equipped in the back taper bucket 23, the bottom of the back taper bucket 23 is equipped with ash discharge
Mouthful.A possibility that air inlet pipe of volute structure increases the distance between inlet gas and exhaust pipe, reduces air flow shortcircuit mentions
High efficiency of dust collection.
In some embodiments, the waste gas pre-treating device ontology includes sack cleaner 3, the sack cleaner 3
Ash cellar in be placed with pulverized limestone, third discharger 36, the sack cleaner are equipped at the ash discharging hole of the sack cleaner 3
3 ash discharging hole is connected to through connecting tube with the air inlet of the first blower 1, and the exhaust outlet of first blower 1 is through connecting tube and pocket type
The air inlet of deduster 3 is connected to.
Working principle are as follows: exhaust gas enters sack cleaner 3 through the air inlet of sack cleaner 3, and the first blower 1 removes pocket type
Pulverized limestone in the ash cellar of dirt device 3 is sent to waste gas inlet, and pulverized limestone is mixed with exhaust gas, and the particulate matter in exhaust gas is sticked to pulverized limestone
On, in sack cleaner 3, pulverized limestone is separated with exhaust gas, and exhaust gas is discharged through the exhaust outlet of sack cleaner 3, and pulverized limestone carries
Particulate matter fall in ash cellar, to remove the particulate matter in removing exhaust gas.Pulverized limestone can drained by third discharger 36
Air is avoided to enter in sack cleaner 3 through exhaust outlet while the air inlet of one blower 1.
The sack cleaner 3 includes second support 31 and the shell of dust remover 32 being mounted in second support 31, described
Clean room, dirt pocket and ash cellar are divided into shell of dust remover 32 from top to bottom, the clean room and dirt pocket are spaced apart,
It is connected between the dirt pocket and ash cellar.The side wall of the clean room is equipped with exhaust outlet；Multiple cloth are equipped in the dirt pocket
Bag 33(or filter cylinder), the upper end of the cloth bag 33 is connected to clean room, the side wall of the dirt pocket equipped with air inlet, it is described into
The height of port is preferably lower than the height of 33 bottom end of cloth bag；The bottom of the ash cellar is equipped with ash discharging hole.It is also set in the dirt pocket
There are blowing device 34 and fire-fighting component 35.
The working principle of sack cleaner 3 are as follows: exhaust gas enters in dirt pocket through air inlet, and exhaust gas passes through cloth bag 33 and enters clearly
Clean room, then be discharged through exhaust outlet.When exhaust gas passes through cloth bag 33, the particulate matter in exhaust gas is blocked in outside cloth bag 33, these
Particulate matter is adsorbed on the outer wall of cloth bag 33 or falls in ash cellar, realizes the separation of particulate matter and gas.When being adsorbed on
When particulate matter on 33 outer wall of cloth bag is excessive, these particulate matters are blown off by blowing device 34 from 33 outer wall of cloth bag, is made
Grain object is fallen in ash cellar, so that cloth bag 33 continues the filtering of exhaust gas.
In some embodiments, the waste gas pre-treating device ontology includes cyclone dust collectors 2 and sack cleaner 3, institute
It states and is placed with pulverized limestone in the ash cellar of cyclone dust collectors 2 and/or sack cleaner 3, set at the ash discharging hole of the cyclone dust collectors 2
There is the second discharger 24, is equipped with third discharger 36, the cyclone dust collectors 2 and bag at the ash discharging hole of the sack cleaner 3
The ash discharging hole of formula deduster 3 is connected to through connecting tube with the air inlet of the first blower 1, and the exhaust outlet of first blower 1 is through connecting
Pipe is connected to the air inlet of cyclone dust collectors 2, the exhaust outlets of the cyclone dust collectors 2 through connecting tube and sack cleaner 3 into
Port connection.
Working principle are as follows: exhaust gas enters cyclone dust collectors 2 through the air inlet of cyclone dust collectors 2, and the first blower 1 removes whirlwind
Pulverized limestone in the ash cellar of dirt device 2 and sack cleaner 3 is sent to waste gas inlet, and pulverized limestone is mixed with exhaust gas, in exhaust gas
Grain object is sticked on pulverized limestone, and in cyclone dust collectors 2, pulverized limestone is separated with exhaust gas, and exhaust gas is arranged through the exhaust outlet of cyclone dust collectors 2
Out, pulverized limestone carries particulate matter and falls in ash cellar.Air inlet of the gas through sack cleaner 3 that cyclone dust collectors 2 are discharged
Into sack cleaner 3, in sack cleaner 3, remaining pulverized limestone is separated with exhaust gas in exhaust gas, and exhaust gas is through sack cleaner
3 exhaust outlet discharge, pulverized limestone carries particulate matter and falls in ash cellar, to remove the particulate matter in removing exhaust gas.
In some embodiments, the waste gas pre-treating device ontology includes cyclone dust collectors 2 and sack cleaner 3, institute
It states and is placed with pulverized limestone in the ash cellar of cyclone dust collectors 2 and/or sack cleaner 3, set at the ash discharging hole of the cyclone dust collectors 2
There is the second discharger 24, is equipped with third discharger 36, the cyclone dust collectors 2 and bag at the ash discharging hole of the sack cleaner 3
The ash discharging hole of formula deduster 3 is connected to through connecting tube with the air inlet of the first blower 1, and the exhaust outlet of first blower 1 is through connecting
Pipe is connected to the air inlet of sack cleaner 3, the exhaust outlet of the sack cleaner 3 through connecting tube and cyclone dust collectors 2 into
Port connection.
Working principle are as follows: exhaust gas enters sack cleaner 3 through the air inlet of sack cleaner 3, and the first blower 1 removes whirlwind
Pulverized limestone in the ash cellar of dirt device 2 and sack cleaner 3 is sent to waste gas inlet, and pulverized limestone is mixed with exhaust gas, in exhaust gas
Grain object is sticked on pulverized limestone, and in sack cleaner 3, pulverized limestone is separated with exhaust gas, and exhaust gas is arranged through the exhaust outlet of sack cleaner 3
Out, pulverized limestone carries particulate matter and falls in ash cellar, to remove the particulate matter in removing exhaust gas.The gas that sack cleaner 3 is discharged
Body enters cyclone dust collectors 2 through the air inlet of cyclone dust collectors 2, in cyclone dust collectors 2, remaining pulverized limestone and useless in exhaust gas
Gas separation, exhaust gas are discharged through the exhaust outlet of cyclone dust collectors 2, and pulverized limestone carries particulate matter and falls in ash cellar, to remove
Particulate matter in exhaust gas.
In some embodiments, the air inlet of the absorbent charcoal adsorption tank 4 is detachably connected with the first connecting hole, the work
Property charcoal adsorption tanks 4 exhaust outlet be detachably connected with the second connecting hole, first connection hole is equipped with and is used to open and closes
First valve 43 of first connecting hole, second connection hole are equipped with and are used to open and close the second of second connecting hole
Valve 44.
The working principle of exhaust aftertreatment device in the present embodiment are as follows: when carrying out exhaust-gas treatment, open corresponding first valve
Door 43 and the second valve 44, exhaust gas to be processed enters in absorbent charcoal adsorption tank 4 through the open end of exhaust inlet pipe 41, through activity
Gas enters clean gas pipe 42 after charcoal adsorption treatment, is then discharged under the action of the second blower 5, closes after the completion of exhaust-gas treatment
Close the first valve 43 and the second valve 44.After the activated carbon adsorption in absorbent charcoal adsorption tank 4 is saturated, corresponding first valve is closed
Door 43 and the second valve 44, remove the absorbent charcoal adsorption tank 4, and install new absorbent charcoal adsorption tank 4, then open corresponding
First valve 43 and the second valve 44.Absorbent charcoal adsorption tank 4 uses dismountable mounting means, in absorbent charcoal adsorption tank 4
After active carbon saturation, easily the absorbent charcoal adsorption tank of saturation 4 can be removed, and change new absorbent charcoal adsorption tank 4, be improved
The replacement efficiency of active carbon reduces influence of the replacement active carbon to exhaust treatment efficiency.The absorbent charcoal adsorption tank 4 that will be removed
It carries out concentrating desorption processing, allows multiple discarded after-treatment devices to share a set of desorption equipment, significantly saved and set
Standby investment, especially suitable for extensive exhaust-gas treatment.
The air inlet of the absorbent charcoal adsorption tank 4 is threadedly coupled or is clamped with the first connecting hole, the absorbent charcoal adsorption tank 4
Exhaust outlet be threadedly coupled or be clamped with the second connecting hole.
Be equipped in the absorbent charcoal adsorption tank 4 for detect active carbon whether the Vocs sensor of adsorption saturation, it is described useless
Abandoning after-treatment device further includes state indicating device, and the state indicating device is status indicator lamp or display, the Vocs
Sensor is connect with state indicating device signal；User intuitive by state indicating device, accurately can understand active carbon and inhale
Whether the active carbon in attached tank 4 is saturated, to replace absorbent charcoal adsorption tank 4 in time.When there is multiple absorbent charcoal adsorption tanks 4, this
A little absorbent charcoal adsorption tanks 4 can share a state indicating device, or each absorbent charcoal adsorption tank 4 is arranged one individually
State indicating device.
As shown in Fig. 2, in some embodiments, the exhaust aftertreatment device further includes controller and desorption equipment, institute
State be equipped in absorbent charcoal adsorption tank 4 for detect active carbon whether the Vocs sensor of adsorption saturation, the absorbent charcoal adsorption tank 4
Air inlet be equipped with the first electric T-shaped valve 45, the air inlet of the entrance of first electric T-shaped valve 45 and absorbent charcoal adsorption tank 4
Mouth connection, the first outlet of first electric T-shaped valve 45 are connected to the first connecting hole, first electric T-shaped valve 45
Second outlet is connected to the exhaust outlet of desorption equipment, and the exhaust outlet of the absorbent charcoal adsorption tank 4 is equipped with the second electric T-shaped valve 46,
The entrance of second electric T-shaped valve 46 is connected to the exhaust outlet of absorbent charcoal adsorption tank 4, second electric T-shaped valve 46
First outlet is connected to the second connecting hole, and the second outlet of second electric T-shaped valve 46 and the air inlet of desorption equipment connect
Logical, the controller is connect with the first electric T-shaped valve 45, the second electric T-shaped valve 46 and Vocs sensor signal respectively.
The working principle of exhaust aftertreatment device in the present embodiment are as follows: when carrying out exhaust-gas treatment, controller is electronic to first
Triple valve 45 and the second electric T-shaped valve 46 send signal, so that on the air inlet of absorbent charcoal adsorption tank 4 and exhaust inlet pipe 41
The conducting of the first connecting hole, the exhaust outlet of absorbent charcoal adsorption tank 4 is connected with the second connecting hole on clean gas pipe 42, and exhaust gas passes through
Exhaust inlet pipe 41, which enters in absorbent charcoal adsorption tank 4, carries out adsorption treatment, has handled the gas of discharge successively through clean gas pipe
42 and second blower 5 be discharged；During carrying out adsorption treatment, in the Vocs sensor detection tank in absorbent charcoal adsorption tank 4
Active carbon whether adsorption saturation, and will test result and be sent to controller, when active nitrogen adsorption saturation, controller is to corresponding
First electric T-shaped valve 45 and the second electric T-shaped valve 46 send signal, so that the air inlet and desorption of the absorbent charcoal adsorption tank 4
The exhaust outlet of equipment is connected to, and the exhaust outlet of absorbent charcoal adsorption tank 4 is connected to the air inlet of desorption equipment, to realize that active carbon is inhaled
Attached tank 4 is by being adsorbed onto the automatic switchover of desorption；After the completion of absorbent charcoal adsorption tank 4 is desorbed, controller is to the first electric T-shaped valve
45 and second electric T-shaped valve 46 send signal so that first on the air inlet of absorbent charcoal adsorption tank 4 and exhaust inlet pipe 41
Connecting hole conducting, the exhaust outlet of absorbent charcoal adsorption tank 4 is connected with the second connecting hole on clean gas pipe 42, to realize activity
Charcoal adsorption tanks 4 are by being desorbed the automatic switchover to absorption.Switching of the absorbent charcoal adsorption tank 4 between absorption and desorption is real in this implementation
Show automatic operation, reduced the workload of user, improves the timeliness switched between absorption and desorption.
The desorption equipment includes catalytic combustor 6, the heater for heating for catalytic combustor 6, is set to catalysis combustion
Catalyst, third blower 7, desorption air intake duct 61 closed at one end and the desorption exhaust pipe 62 closed at one end in room 6 are burnt, it is described
It is exhaust fan that third, which seals machine 7, and the desorption air intake duct 61 is equipped with air inlet identical with 4 quantity of absorbent charcoal adsorption tank, described
Desorption exhaust pipe 62 be equipped with exhaust outlet identical with 4 quantity of absorbent charcoal adsorption tank, it is described desorption air intake duct 61 air inlet with
The second outlet of second electric T-shaped valve 46 is connected to, the open end of the desorption air intake duct 61 and the air inlet of catalytic combustor 6
Connection, the exhaust outlet of the catalytic combustor 6 be connected to the air inlet of third blower 7, the exhaust outlet of the third blower 7 with take off
The open end of attached exhaust pipe 62 is connected to, and the second outlet of the exhaust outlet of the desorption exhaust pipe 62 and the first electric T-shaped valve 45 connects
It is logical.
When being desorbed, heater heats the gas in catalytic combustor 6, work of the hot-air through third blower 7
With carrying out in absorbent charcoal adsorption tank 4, when the temperature in absorbent charcoal adsorption tank 4 reaches 100 degrees Celsius, active carbon starts to be desorbed,
Gas after desorption enters in catalytic combustor 6 through desorption air intake duct 61；When temperature in catalytic combustor 6 reaches certain value,
Gas burning after being desorbed under the effect of the catalyst, removes the pollutant in gas.When the heat that gas burning generates can be with
When temperature needed for maintaining catalytic combustor 6, heater can be closed, reduces desorption cost.
It is equipped with temperature sensor in the absorbent charcoal adsorption tank 4, the temperature sensor is connect with controller signals, temperature
Sensor detects the temperature in tank, and will test result and be sent to controller.
The absorbent charcoal adsorption tank 4 is equipped with venthole and the first electrically operated gate for opening and closing the venthole,
First electrically operated gate is connect with controller signals.Since the optimum temperature that absorbent charcoal adsorption tank 4 is desorbed is taken the photograph for 100-120
Family name's degree, when the temperature in tank is greater than 120 degrees Celsius, controller sends signal to the first electrically operated gate, and the first electrically operated gate is opened, made
It obtains the air inside and outside tank to be flowed through venthole, reduces the temperature in tank；When the temperature in tank is lower than 100 degrees Celsius, control
Device processed sends signal to the first electrically operated gate, and the first electrically operated gate is closed, and disconnects the air flowing inside and outside tank.
First connection hole is equipped with the second electrically operated gate for adjusting the first connecting hole openings of sizes, second electricity
Dynamic door is connect with controller signals.Since the optimum temperature that absorbent charcoal adsorption tank 4 is desorbed is 100-120 degrees Celsius, work as tank
When interior temperature is greater than 120 degrees Celsius, controller sends signal to the second electrically operated gate, and the second electrically operated gate reduces the first connecting hole
Openings of sizes reduces the high-temperature gas entered in tank, to reduce temperature in tank；When the temperature in tank is lower than 100 degrees Celsius, control
Device processed sends signal to the second electrically operated gate, and the second electrically operated gate increases the openings of sizes of the first connecting hole, increases the height entered in tank
Wet body, to improve the temperature in tank.
The exhaust aftertreatment device further includes nitrogen charging device, and the absorbent charcoal adsorption tank 4 is equipped with nitrogen charging mouth, described to fill
The exhaust outlet of nitrogen device is connected to nitrogen charging mouth, and the nitrogen charging device is connect with controller signals.It is taken the photograph when the temperature in tank is greater than 100
When family name spends, controller sends signal to nitrogen charging device, and nitrogen charging device carries out nitrogen charging into absorbent charcoal adsorption tank 4, plays protection
Effect, when the temperature in tank is lower than 100 degrees Celsius, nitrogen charging device stops carrying out nitrogen charging into absorbent charcoal adsorption tank 4.
It should be noted that above-mentioned Vocs sensing, referring to temperature sensor, controller, alarm, triple valve, heater etc.
Device uses existing corresponding product, and the application is not related to the improvement to these devices.
The above is only the preferred embodiment of the utility model, it should be understood that the utility model is not limited to herein
Disclosed form, should not be regarded as an exclusion of other examples, and can be used for other combinations, modifications, and environments, and
Can be in contemplated scope described herein, modifications can be made through the above teachings or related fields of technology or knowledge.And this field
The modifications and changes that personnel are carried out do not depart from the spirit and scope of the utility model, then all should be in right appended by the utility model
It is required that protection scope in.
Claims (10)
1. being based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, which is characterized in that pre-processed including exhaust gas
Device and exhaust aftertreatment device；
The waste gas pre-treating device includes waste gas pre-treating device ontology and the first blower (1), the waste gas pre-treating device
It is equipped with ash cellar in ontology, pulverized limestone is placed in the ash cellar, the ash cellar is equipped with ash discharging hole, the waste gas pre-treating device
The ash discharging hole of ontology is connected to through connecting tube with the air inlet of the first blower (1), and the exhaust outlet of first blower (1) is through connecting tube
It is connected to the air inlet of waste gas pre-treating device ontology；
The exhaust aftertreatment device include several absorbent charcoal adsorption tanks (4), the second blower (5), exhaust gas closed at one end into
Tracheae (41) and clean gas pipe (42) closed at one end, the exhaust inlet pipe (41) are equipped with several first connecting holes,
The clean gas pipe (42) is equipped with several second connecting holes, and the open end of the exhaust inlet pipe (41) is located in advance with exhaust gas
The exhaust outlet connection of device noumenon is managed, the air inlet of the absorbent charcoal adsorption tank (4) is connected to the first connecting hole, the active carbon
The exhaust outlet of adsorption tanks (4) is connected to the second connecting hole, the open end of the clean gas pipe (42) and the second blower (5) into
Air port connection.
2. according to claim 1 be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, feature
It is, the waste gas pre-treating device ontology includes cyclone dust collectors (2) and sack cleaner (3), the cyclone dust collectors (2)
And/or pulverized limestone is placed in the ash cellar of sack cleaner (3), the ash discharge of the cyclone dust collectors (2) and sack cleaner (3)
Mouth is connected to through connecting tube with the air inlet of the first blower (1), and the exhaust outlet of first blower (1) is through connecting tube and cyclone dust removal
The air inlet of device (2) is connected to, and the exhaust outlet of the cyclone dust collectors (2) connects through the air inlet of connecting tube and sack cleaner (3)
Logical, the exhaust outlet of the sack cleaner (3) is connected to the open end of exhaust inlet pipe (41).
3. according to claim 1 be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, feature
Be, be equipped in the absorbent charcoal adsorption tank (4) for detect active carbon whether the Vocs sensor of adsorption saturation.
4. according to claim 1 or 3 be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, spy
Sign is that the air inlet of the absorbent charcoal adsorption tank (4) is detachably connected with the first connecting hole, the absorbent charcoal adsorption tank (4)
Exhaust outlet be detachably connected with the second connecting hole.
5. according to claim 4 be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, feature
It is, first connection hole is equipped with the first valve (43) for being used to open and closing first connecting hole, and described second connects
Connect the second valve (44) for being equipped at hole and being used to open and close second connecting hole.
6. according to claim 3 be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, feature
It is, the exhaust aftertreatment device further includes controller and desorption equipment, and the air inlet of the absorbent charcoal adsorption tank (4) is equipped with
The entrance of first electric T-shaped valve (45), first electric T-shaped valve (45) is connected to the air inlet of absorbent charcoal adsorption tank (4),
The first outlet of first electric T-shaped valve (45) is connected to the first connecting hole, and the second of first electric T-shaped valve (45)
It exporting and is connected to the exhaust outlet of desorption equipment, the exhaust outlet of the absorbent charcoal adsorption tank (4) is equipped with the second electric T-shaped valve (46),
The entrance of second electric T-shaped valve (46) is connected to the exhaust outlet of absorbent charcoal adsorption tank (4), second electric T-shaped valve
(46) first outlet is connected to the second connecting hole, the second outlet of second electric T-shaped valve (46) and desorption equipment into
Port connection, the controller are believed with the first electric T-shaped valve (45), the second electric T-shaped valve (46) and Vocs sensor respectively
Number connection.
7. according to claim 6 be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, feature
It is, the desorption equipment includes catalytic combustor (6), the heater for heating for catalytic combustor (6), is set to catalysis combustion
Burn catalyst, third blower (7), desorption air intake duct (61) closed at one end and the desorption exhaust pipe closed at one end in room (6)
(62), the desorption air intake duct (61) is equipped with air inlet identical with absorbent charcoal adsorption tank (4) quantity, the desorption exhaust pipe
(62) exhaust outlet identical with absorbent charcoal adsorption tank (4) quantity, the air inlet and second of desorption air intake duct (61) are equipped with
The second outlet of electric T-shaped valve (46) is connected to, the air inlet of the open end and catalytic combustor (6) of desorption air intake duct (61)
Mouth connection, the exhaust outlet of the catalytic combustor (6) are connected to the air inlet of third blower (7), the row of the third blower (7)
Air port is connected to the open end of desorption exhaust pipe (62), the exhaust outlet and the first electric T-shaped valve of the desorption exhaust pipe (62)
(45) second outlet connection.
8. according to claim 6 be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, feature
Be, be equipped with temperature sensor in the absorbent charcoal adsorption tank (4), the absorbent charcoal adsorption tank (4) be equipped with venthole and
For opening and closing the first electrically operated gate of the venthole, the temperature sensor and the first electrically operated gate connect with controller signals
It connects.
9. according to claim 6 be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, feature
It is, temperature sensor is equipped in the absorbent charcoal adsorption tank (4), and first connection hole is equipped with for adjusting the first connection
Second electrically operated gate of hole openings of sizes, the temperature sensor and the second electrically operated gate are connect with controller signals.
10. according to claim 6 be based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption, feature
It is, temperature sensor is equipped in the absorbent charcoal adsorption tank (4), the exhaust aftertreatment device further includes nitrogen charging device, institute
Absorbent charcoal adsorption tank (4) are stated equipped with nitrogen charging mouth, the exhaust outlet of the nitrogen charging device is connected to nitrogen charging mouth, the temperature sensor
It is connect with nitrogen charging device with controller signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821802412.7U CN209204940U (en) | 2018-11-02 | 2018-11-02 | Based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821802412.7U CN209204940U (en) | 2018-11-02 | 2018-11-02 | Based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption |
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| Publication Number | Publication Date |
|---|---|
| CN209204940U true CN209204940U (en) | 2019-08-06 |
Family
ID=67458221
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821802412.7U Expired - Fee Related CN209204940U (en) | 2018-11-02 | 2018-11-02 | Based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption |
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| Country | Link |
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| CN (1) | CN209204940U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109173539A (en) * | 2018-11-02 | 2019-01-11 | 成都芯飞环保智能设备有限公司 | Based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption |
-
2018
- 2018-11-02 CN CN201821802412.7U patent/CN209204940U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109173539A (en) * | 2018-11-02 | 2019-01-11 | 成都芯飞环保智能设备有限公司 | Based on the pretreated paint spray booth exhaust treatment system of pulverized limestone circulation absorption |
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Granted publication date: 20190806 Termination date: 20211102 |