CN110410179A - Environment protecting expressway constructing device and method - Google Patents
Environment protecting expressway constructing device and method Download PDFInfo
- Publication number
- CN110410179A CN110410179A CN201910688092.XA CN201910688092A CN110410179A CN 110410179 A CN110410179 A CN 110410179A CN 201910688092 A CN201910688092 A CN 201910688092A CN 110410179 A CN110410179 A CN 110410179A
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- China
- Prior art keywords
- tail gas
- exhaust gas
- protective housing
- storage box
- urea liquid
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/0215—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters the filtering elements having the form of disks or plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
- F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
- F01N3/2066—Selective catalytic reduction [SCR]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
- F02B63/044—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators the engine-generator unit being placed on a frame or in an housing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/11—Thermal or acoustic insulation
- F02B77/13—Acoustic insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/14—Nitrogen oxides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
A kind of environment protecting expressway constructing device and method, device mainly includes generator protective housing, exhaust gas cleaner and support platform, the bottom of the generator protective housing is equipped with firm banking, the firm banking is fixed by bolts in the support platform, and the top of the generator protective housing is connected by bolt with the exhaust gas cleaner, the vertex of bottom four of the support platform is equipped with telescopic support legs one by one, one end of the support platform has been bolted traction coupler body, and the two sides of the support platform are symmetrically arranged with driven wheel.The tail gas pollution that used diesel generator generates when the present invention is by highway construction is effectively administered; reach the requirement for meeting environment protection emission after efficiently being purified to it; it avoids the harmful substance in tail gas from polluting the environment, while also protecting the health of construction personnel.
Description
Technical field
The invention mainly relates to the technical fields of highway construction equipment, and in particular to a kind of environment protecting expressway construction
Device and method.
Background technique
The constructing device majority of highway all be unable to do without power supply, and the power supply on highway needs to have
Mobility, and the generating equipment majority used now has load greatly for diesel power generation trailer, powered stable, and can
The advantages of being moved easily.
But the tail gas pollution that existing diesel generator group generates is a very big problem, diesel engine vent gas refers to
The tail gas sprayed after diesel engine combusts diesel oil, containing hundreds of different compound in tail gas, this gaseous effluent is not
Only smell is strange, and makes us dizzy, nauseous, influences the health of people.World Health Organization expert assert diesel engine
As the substances such as tail gas and asbestos, arsenic, there is height carcinogenicity.
Diesel engine predominant emissions are PM (particulate material) and NOX, and CO and HC discharge is lower.Control diesel engine vent gas
Discharge mainly control particulate matter PM and NO is generated, and reduces PM and NOXDirect emission.
Under the rigid requirement that China focuses on environmental protection, the construction of highway also needs to promote environmental requirement, therefore needs
The improvement to carry out tail gas for the diesel generator of highway construction is kept away with achieving the effect that meet environmental requirement
Exempt from the pollution to environment and protects the health of construction personnel.
Summary of the invention
Invention broadly provides a kind of environment protecting expressway constructing device and methods, to solve in above-mentioned background technique
The technical issues of proposition.
The present invention solves the technical solution that above-mentioned technical problem uses are as follows:
A kind of environment protecting expressway constructing device, including generator protective housing, exhaust gas cleaner and support platform, it is described
The bottom of generator protective housing is equipped with firm banking, and the firm banking is fixed by bolts in the support platform, and institute
The top for stating generator protective housing is connected by bolt with the exhaust gas cleaner；
Sealing cover is hinged at the top of the exhaust gas cleaner, the side of the sealing cover is equipped with feed opening, described to add
Material mouth is internally connected with urea liquid through what the top shell of the exhaust gas cleaner extended to the exhaust gas cleaner
Storage box, and the urea liquid storage box is equipped with cooling component close to one end of the exhaust gas cleaner shell, it is described cold
But component extends to the outside of the exhaust gas cleaner through the side wall shell of the exhaust gas cleaner；
The urea liquid storage box is successively arranged heating device, dosing dress far from one end of the cooling component
It sets, compressed-air filter, compression gas collecting apparatus, the right side of the compression gas collecting apparatus is equipped with tail gas filtering case, the tail gas
Rose Box is successively arranged entry mixers, catalyst converter, muffler, and the noise reduction close to one end of the urea liquid storage box
Device is equipped with smoke discharging pipe far from one end of the catalyst converter, and the smoke discharging pipe runs through the top shell of the exhaust gas cleaner
Extend to the outside of the exhaust gas cleaner；
The inside of the generator protective housing is equipped with diesel generating set, is respectively equipped with air inlet on the diesel generating set
Pipeline and outlet pipe, the outlet pipe sequentially pass through the top shell and tail gas clean-up dress of the generator protective housing
The inside that the side wall shell set extends to the exhaust gas cleaner is connected with the tail gas filtering case, and the diesel generation
Unit is equipped with circuit distributor close to one end of the admission line.
Preferably, the side side wall of the generator protective housing is equipped with screen display controlling module, and the generator protects
The two sides of case are symmetrically arranged with maintenance door.
Preferably, the inner wall of the generator protective housing is equipped with noise absorption net, the external glue of the noise absorption net
It is stained with sound-proof material.
Preferably, the vertex of the bottom of the support platform four is equipped with telescopic support legs, and the support platform one by one
One end be bolted traction coupler body；
The two sides of the support platform are symmetrically arranged with driven wheel, and supporting framework plate is equipped on the inside of each driven wheel,
Four vertex of two support frame as described above structure plate upper surfaces are respectively and fixedly provided with bumper, and ring set is equipped on multiple bumpers
Damping spring.
Preferably, the cooling component includes heat dissipation tank, and the front end of the heat dissipation tank is connected with radiating module, described to dissipate
Radiator fan is equipped in thermal modules one by one, the heat dissipation tank is respectively equipped with water inlet pipe and return water far from one end of the radiating module
Pipe, and the water inlet pipe and return pipe are connected with the urea liquid storage box.
Preferably, the inside of the tail gas filtering case successively separates inhales equipped with primarily efficient filter plate, fine filtering plate, microparticle
Attached filter plate.
Preferably, the top of the urea liquid storage box is equipped with temperature liquid level combination sensor, and the temperature liquid level
Combination sensor extends to the inside of the urea liquid storage box through the top shell of the urea liquid storage box.
Preferably, the top of the heating device, which is run through, is equipped with the first temperature sensor, and first temperature sensor
The inside of the heating device is extended to through the top shell of the heating device.
Preferably, the top of the dosing device is equipped with intelligent metering module, and the side of the dosing device
High-voltage tube is equipped on wall one by one, multiple high-voltage tubes, which extend at the top of the entry mixers, is connected with high-pressure atomization spray
Head, and the top shell that multiple high-pressure atomization spray heads run through institute's entry mixers extends to the interior of the entry mixers
Portion.
Preferably, the both ends at the top of the catalyst converter are symmetrically arranged with second temperature sensor, and at the top of the catalyst converter
Middle is equipped with flue gas inspection sensor, and two second temperature sensors and the flue gas inspection sensor run through described
The top shell of catalyst converter extends to the inside of the catalyst converter.
Preferably, a kind of the step of method of environment protecting expressway construction, this method includes:
S1. the tail gas that outlet pipe generates diesel generating set introduces tail gas filtering case, by primarily efficient filter plate, finely
Filter plate, microparticle adsorption filter plate are filtered, and a large amount of particulate matter is fallen in filtering absorption, are then fed into entry mixers；
S2. the urea liquid in urea liquid storage box is heated by heating device, is delivered to dosing device
It is interior；
S3. compression gas collecting apparatus send air compression to after being filtered in compressed-air filter, and it is fixed to be then transported to
It is mixed in amount charging gear with urea liquid, is then delivered at multiple high-pressure atomization spray heads and enters by multiple high-voltage tubes
It is mixed in entry mixers with filtered tail gas, is and then sent into catalyst converter；
S4. the tail gas for carrying out being mixed with urea in catalyst converter is reacted, and is removed largely by NOX, by NOXIt is reduced into N2
And H2Then tail gas after cleaning is sent into muffler by O；
S5. muffler carry out noise reduction after by smoke discharging pipe by the exhaust emissions after cleaning into atmosphere.
Compared with prior art, the invention has the benefit that
Reach sound insulation and noise reduction while first, protecting by generator protective housing internal diesel generating set
Effect, and stored urea liquid using the urea liquid storage box in exhaust gas cleaner, so that can in purification
To be heated in transport urea solution to heating device, then utilize dosing device by the urea liquid and pressure after heating
The air that the conveying of contracting gas collecting apparatus is come in is mixed, and air can be filtered by compressed-air filter, promotes purification matter
Amount, and then urea liquid is delivered in entry mixers and filters out largely in process tail gas filtering case by dosing device
The tail gas of microparticle substance is mixed, and mixed tail gas enters catalyst converter and carries out catalytic reduction reaction, will be a large amount of in tail gas
NOXIt is reduced into N2And H2O achievees the effect that tail gas clean-up with this, finally reduces noise using muffler, will from smoke discharging pipe
Exhaust emissions after cleaning is gone out, and whole process not only filters the microparticle substance in tail gas, also directed to pair of property
NOXIt is removed, so that harmful substance obtains high-efficient purification in the tail gas emitted, reduces pollution, meet environmental requirement,
It is protected simultaneously for the health of construction personnel.
Second, by admission line and outlet pipe on diesel generating set, so that when diesel generating set is run
Air enters engine by admission line, and tail gas is sent from outlet pipe discharge to exhaust gas cleaner, while diesel oil is sent out
The electric current that motor group generates carries out reasonable distribution to each port, so that power supply for construction and tail gas are net by circuit distributor
The route that work electricity consumption is set in makeup is kept apart, and Electrical Safety is improved.
Detailed explanation is carried out to the present invention below with reference to attached drawing and specific embodiment.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is generator protective housing internal structure sectional view of the invention；
Fig. 3 is cooling element structure schematic diagram of the invention；
Fig. 4 is tail gas filtering case internal structure sectional view of the invention；
Fig. 5 is the area the A enlarged drawing in Fig. 1；
Fig. 6 is the area the B enlarged drawing in Fig. 1；
Fig. 7 is flow chart of work methods of the invention.
Appended drawing reference: 1, generator protective housing；1a, noise absorption net；1b, sound-proof material；11, firm banking；12, screen display
Control module；13, maintenance door；14, diesel generating set；14a, admission line；14b, outlet pipe；14c, circuit distribution dress
It sets；2, exhaust gas cleaner；21, sealing cover；22, urea liquid storage box；22a, feed opening；22b, cooling component；22b-1,
Heat dissipation tank,；22b-2, radiating module；22b-3, radiator fan；22c, temperature liquid level combination sensor；22d, water inlet pipe；22e,
Return pipe；23, heating device；23a, the first temperature sensor；24, dosing device；24a, intelligent metering module；24b,
High-voltage tube；25, compressed-air filter；25a, compression gas collecting apparatus；26, tail gas filtering case；26a, primarily efficient filter plate；26b, essence
Thin filter plate；26c, microparticle adsorption filter plate；27, entry mixers；27a, high-pressure atomization spray head；28, catalyst converter；28a,
Second temperature sensor；28b, flue gas inspection sensor；29 mufflers；29a, smoke discharging pipe；3, support platform；31, flexible branch
Support leg；32, driven wheel；32a, supporting framework plate；32b, bumper；32c, damping spring；33, coupler body is drawn.
Specific embodiment
To facilitate the understanding of the present invention, the present invention is described more fully below with reference to relevant drawings, attached drawing
In give several embodiments of the invention, but the present invention can be realized by different forms, however it is not limited to text institute
The embodiment of description, opposite, it theses embodiments are provided so that more thorough and comprehensive to present disclosure.
It should be noted that it can directly on the other element when element is referred to as " being fixedly arranged on " another element
There may also be elements placed in the middle, and when an element is considered as " connection " another element, it can be directly to separately
One element may be simultaneously present centering elements, term as used herein "vertical", "horizontal", "left" and "right"
And similar statement is for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The meaning that technical staff usually connects is identical, and term knowledge as used herein in the specification of the present invention is in order to describe to have
The purpose of the embodiment of body, it is not intended that in the limitation present invention, term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Please be emphatically referring to shown in attached drawing 1-6, environment protecting expressway constructing device, including generator protective housing 1, tail gas clean-up
The bottom of device 2 and support platform 3, the generator protective housing 1 is equipped with firm banking 11, and the firm banking 11 passes through bolt
It is fixed in the support platform 3, and the top of the generator protective housing 1 passes through bolt and the exhaust gas cleaner 2
It is connected；The top of the exhaust gas cleaner 2 is hinged with sealing cover 21, and the side of the sealing cover 21 is equipped with feed opening
22a, the feed opening 22a extend to the interior of the exhaust gas cleaner 2 through the top shell of the exhaust gas cleaner 2
Portion is connected with urea liquid storage box 22, and the urea liquid storage box 22 is close to the one of 2 shell of exhaust gas cleaner
End is equipped with cooling component 22b, and the cooling component 22b extends to the tail through the side wall shell of the exhaust gas cleaner 2
The outside of air purifying apparatus 2；The urea liquid storage box 22 is successively arranged heating far from one end of the cooling component 22b
Device 23, dosing device 24, compressed-air filter 25, compression gas collecting apparatus 25a, the compression gas collecting apparatus 25a's
Right side be equipped with tail gas filtering case 26, the tail gas filtering case 26 close to one end of the urea liquid storage box 22 be successively arranged into
Expect mixer 27, catalyst converter 28, muffler 29, and the muffler 29 is equipped with smoke discharging pipe far from one end of the catalyst converter 28
29a, the smoke discharging pipe 29a extend to the outer of the exhaust gas cleaner 2 through the top shell of the exhaust gas cleaner 2
Portion；The inside of the generator protective housing 1 is equipped with diesel generating set 14, is respectively equipped with air inlet on the diesel generating set 14
Pipeline 14a and outlet pipe 14b, the outlet pipe 14b sequentially pass through the top shell of the generator protective housing 1 and described
The inside that the side wall shell of exhaust gas cleaner 2 extends to the exhaust gas cleaner 2 is connected with the tail gas filtering case 26,
And the diesel generating set 14 is equipped with circuit distributor 14c close to one end of the admission line 14a.
Specifically, please be emphatically referring to shown in attached drawing 1, the side side wall of the generator protective housing 1 is controlled equipped with screen display
Module 12, and the two sides of the generator protective housing 1 are symmetrically arranged with maintenance door 13.In the present embodiment, mould is controlled by screen display
Block 12 can control simultaneously and monitor diesel generating set 14 and exhaust gas cleaner 2, and utilize 1 two sides of generator protective housing
Maintenance door 13 carries out internal check and maintenance.
Specifically, please be emphatically referring to shown in attached drawing 2, the inner wall of the generator protective housing 1 is equipped with noise absorption net 1a,
The outside of the noise absorption net 1a is adhesive with sound-proof material 1b.In the present embodiment, preliminary noise is carried out by sound-proof material 1b
Barrier, then absorbs noise using noise absorption net 1a, further to reduce making an uproar when diesel generating set 14 is run
Sound.
Specifically, please be emphatically referring to shown in attached drawing 1 and 6, the vertex of bottom four of the support platform 3 is equipped with one by one stretches
Contracting supporting leg 31, and one end of the support platform 3 has been bolted traction coupler body 33；The two sides of the support platform 3
It is symmetrically arranged with driven wheel 32, and the inside of each driven wheel 32 is equipped with supporting framework plate 32a, two support frame as described above structure plates
Four vertex of the upper surface 32a are respectively and fixedly provided with bumper 32b, and equal ring set is equipped with damping spring on multiple bumper 32b
32c.In the present embodiment, pass through the generator protective housing 1 easy to connect of two driven wheels 32 cooperation traction coupler bodies 33 and automobile
Movement, and cooperate multiple bumper 32b and damping spring 32c to generator by two supporting framework plate 32a when moving
Protective housing 1 carries out damping, while when needing static power generation, and four telescopic support legs 31 trail and ground face contact, helps branch
Support platform 3 forms preferable stability.
Specifically, please be emphatically referring to shown in attached drawing 3, the cooling component 22b includes heat dissipation tank 22b-1, the heat dissipation
The front end of case 22b-1 is connected with radiating module 22b-2, is equipped with radiator fan 22b-3, institute one by one on the radiating module 22b-2
State heat dissipation tank 22b-1 and be respectively equipped with water inlet pipe 22d and return pipe 22e far from one end of the radiating module 22b-2, and it is described into
Water pipe 22d and return pipe 22e is connected with the urea liquid storage box 22.It in the present embodiment, will by water inlet pipe 22d
Urea liquid in urea liquid storage box 22 introduces in heat dissipation tank 22b-1, utilizes multiple radiation airs on radiating module 22b-2
Fan 22b-3 radiates, and is then sent the urea liquid after heat dissipation in urea liquid storage box 22 back to by return pipe 22e.
Specifically, please be emphatically referring to shown in attached drawing 4, the inside of the tail gas filtering case 26, which successively separates, is equipped with primarily efficient filter
Plate 26a, fine filtering plate 26b, microparticle adsorption filter plate 26c.In the present embodiment, pass through primarily efficient filter plate 26a, fine mistake
The multiple filtration of filter plate 26b, microparticle adsorption filter plate 26c effectively carry out absorption barrier to the microparticle substance in tail gas,
Reduce the PM value in tail gas.
Specifically, the top of the urea liquid storage box 22 is combined equipped with temperature liquid level referring once again to shown in attached drawing 3
Sensor 22c, and the temperature liquid level combination sensor 22c is extended to through the top shell of the urea liquid storage box 22
The inside of the urea liquid storage box 22.It in the present embodiment, can real-time monitoring by temperature liquid level combination sensor 22c
The temperature and level condition of urea liquid in urea liquid storage box 22 carry out numerical value by screen display controlling module 12 and show and prison
Control.
Specifically, please be emphatically referring to shown in attached drawing 5, the top of the heating device 23, which is run through, is equipped with the first temperature sensor
23a, and the first temperature sensor 23a extends to the heating device 23 through the top shell of the heating device 23
It is internal.In the present embodiment, it by the heating state of the first temperature sensor 23a real-time monitoring heating device 23, avoids heating
Too high or too low phenomenon occurs, and carries out numerical value by screen display controlling module 12 and shows and monitoring.
Specifically, the top of the dosing device 24 is equipped with intelligent metering module referring once again to shown in attached drawing 5
24a, and high-voltage tube 24b is equipped on the side wall of the dosing device 24 one by one, multiple high-voltage tube 24b extend to described
The top of entry mixers 27 is connected with high-pressure atomization spray head 27a, and multiple high-pressure atomization spray head 27a run through and fed
The top shell of mixer 27 extends to the inside of the entry mixers 27.In the present embodiment, pass through intelligent metering module
24a controls dosing device 24, and the offer urea liquid of matched doses is transported to high pressure mist from multiple high-voltage tube 24b
Change spray head 27a at, into entry mixers 27 in mixed with tail gas, avoid the waste of urea liquid.
Specifically, the both ends at 28 top of catalyst converter are symmetrically arranged with second temperature sensing referring once again to shown in attached drawing 5
Device 28a, and the middle at 28 top of the catalyst converter is equipped with flue gas inspection sensor 28b, two second temperature sensors
The top shell that 28a and the flue gas inspection sensor 28b run through the catalyst converter 28 extends to the interior of the catalyst converter 28
Portion.It in the present embodiment, can be before the reaction of real-time monitoring tail gas by two second temperature sensor 28a at the top of catalyst converter 28
Real time temperature and real time temperature after reaction, and by flue gas inspection sensor 28b to the NO in tail gasXEqual substances
It is monitored, numerical value is carried out by screen display controlling module 12 and is shown and monitoring, the clean-up effect for helping to judge tail gas is conducive to.
Specifically, please be emphatically referring to shown in attached drawing 7, the step of method of environment protecting expressway construction, this method includes:
S1. the tail gas that the outlet pipe 14b generates the diesel generating set 14 introduces the tail gas filtering case 26,
It is filtered by the primarily efficient filter plate 26a, fine filtering plate 26b, microparticle adsorption filter plate 26c, filtering absorption is fallen big
The particulate matter of amount is then fed into the entry mixers 27；
S2. the urea liquid in the urea liquid storage box 22 is heated by the heating device 23, is delivered to
In the dosing device 24；
S3. the compression gas collecting apparatus 25a send air compression to after being filtered in the compressed-air filter 25,
It is then transported in the dosing device 24 and is mixed with urea liquid, it is then defeated by multiple high-voltage tube 24b
It send to being mixed in the entrance entry mixers 27 with filtered tail gas at multiple high-pressure atomization spray head 27a, tightly
Then it is sent into catalyst converter 28；
S4. the tail gas for be mixed with urea in the catalyst converter 28 is reacted, and is removed largely by NOX, by NOXAlso
Original is at N2And H2Then tail gas after cleaning is sent into the muffler 29 by O；
S5. the muffler 29 carries out the exhaust emissions after cleaning to atmosphere after noise reduction by the smoke discharging pipe 29a
In.
Detailed process of the invention is as follows:
Firstly, being connected using tractor with traction coupler body 33 when highway construction, dragging entire power generator and reach
Then four telescopic support legs 31 are trailed and ground face contact, are opened followed by screen display controlling module 12 by specified place
Dynamic diesel generating set 14 works, and the electric current of sending is assigned to power supply for construction end and tail gas by circuit distributor 14c
On purification device 2, the tail gas that diesel generating set 14 generates is sent into tail gas filtering case 26 by outlet pipe 14b, You Chuxiao
The multiple filtration of filter plate 26a, fine filtering plate 26b, microparticle adsorption filter plate 26c, to the microparticle substance in tail gas into
Row absorbs barrier, subsequently into the urea liquid in entry mixers 27, while in urea liquid storage box 22 by heating dress
Set 23 heated after, be delivered in dosing device 24, cooperation compression gas collecting apparatus 25a collect air through overcompression
It after air filter 25 filters, is mixed with urea liquid, is then delivered to multiple high-pressure atomizations by multiple high-voltage tube 24b
Enter in entry mixers 27 at spray head 27a and mixed with filtered tail gas, it is anti-to be and then sent into progress in catalyst converter 28
It answers, removes largely by NOX, by NOXIt is reduced into N2And H2Then tail gas after cleaning is sent into muffler 29 by smoke exhaust pipe by O
Road 29a is emitted into atmosphere.
Invention is exemplarily described in above-mentioned combination attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, as long as using this insubstantial improvement that the inventive concept and technical scheme of the present invention carry out, or not improved by hair
Bright conception and technical scheme directly apply to other occasions, within the scope of the present invention.
Claims (10)
1. a kind of environment protecting expressway constructing device, including generator protective housing (1), exhaust gas cleaner (2) and support platform
(3), which is characterized in that the bottom of the generator protective housing (1) is equipped with firm banking (11), and the firm banking (11) passes through
Bolt is fixed on the support platform (3), and the top of the generator protective housing (1) passes through bolt and the tail gas clean-up
Device (2) is connected；
It is hinged with sealing cover (21) at the top of the exhaust gas cleaner (2), the side of the sealing cover (21) is equipped with feed opening
(22a), top shell of the feed opening (22a) through the exhaust gas cleaner (2) extend to the exhaust gas cleaner
(2) be internally connected with urea liquid storage box (22), and the urea liquid storage box (22) is filled close to the tail gas clean-up
The one end for setting (2) shell is equipped with cooling component (22b), and the cooling component (22b) runs through the side of the exhaust gas cleaner (2)
Wall shell extends to the outside of the exhaust gas cleaner (2)；
The urea liquid storage box (22) is successively arranged heating device (23) far from the one end of the cooling component (22b), determines
Measure charging gear (24), compressed-air filter (25), compression gas collecting apparatus (25a), the right side of compression gas collecting apparatus (25a)
Side is equipped with tail gas filtering case (26), and the tail gas filtering case (26) successively sets close to one end of the urea liquid storage box (22)
There are entry mixers (27), catalyst converter (28), muffler (29), and the one of the muffler (29) separate the catalyst converter (28)
End is equipped with smoke discharging pipe (29a), and top shell of the smoke discharging pipe (29a) through the exhaust gas cleaner (2) extends to
The outside of the exhaust gas cleaner (2)；
The inside of the generator protective housing (1) is equipped with diesel generating set (14), on the diesel generating set (14) respectively
Equipped with admission line (14a) and outlet pipe (14b), the outlet pipe (14b) sequentially passes through the generator protective housing (1)
Top shell and the side wall shell of the exhaust gas cleaner (2) extend to inside and the institute of the exhaust gas cleaner (2)
It states tail gas filtering case (26) to be connected, and the diesel generating set (14) is equipped with close to the one end of the admission line (14a)
Circuit distributor (14c).
2. environment protecting expressway constructing device according to claim 1, which is characterized in that the generator protective housing (1)
Side side wall be equipped with screen display controlling module (12), and the two sides of the generator protective housing (1) are symmetrically arranged with maintenance door
(13), the inner wall of the generator protective housing (1) is equipped with noise absorption net (1a), the external glue of the noise absorption net (1a)
It is stained with sound-proof material (1b).
3. environment protecting expressway constructing device according to claim 1, which is characterized in that the bottom of the support platform (3)
Four, portion vertex is equipped with telescopic support legs (31) one by one, and one end of the support platform (3) has been bolted traction
Coupler body (33)；
The two sides of the support platform (3) are symmetrically arranged with driven wheel (32), and are equipped with support on the inside of each driven wheel (32)
Four vertex of framework plate (32a), two support frame as described above structure plate (32a) upper surfaces are respectively and fixedly provided with bumper (32b), multiple
Equal ring set is equipped with damping spring (32c) on the bumper (32b).
4. environment protecting expressway constructing device according to claim 1, which is characterized in that cooling component (22b) packet
It has included heat dissipation tank (22b-1), the front end of the heat dissipation tank (22b-1) is connected with radiating module (22b-2), the radiating module
It is equipped with radiator fan (22b-3) one by one on (22b-2), the one of the heat dissipation tank (22b-1) separate the radiating module (22b-2)
End is respectively equipped with water inlet pipe (22d) and return pipe (22e), and the water inlet pipe (22d) and return pipe (22e) with the urea
Solution storage box (22) is connected.
5. environment protecting expressway constructing device according to claim 1, which is characterized in that the tail gas filtering case (26)
It is internal successively to separate equipped with primarily efficient filter plate (26a), fine filtering plate (26b), microparticle adsorption filter plate (26c).
6. environment protecting expressway constructing device according to claim 1, which is characterized in that the urea liquid storage box
(22) top is equipped with temperature liquid level combination sensor (22c), and the temperature liquid level combination sensor (22c) runs through the urine
The top shell of plain solution storage box (22) extends to the inside of the urea liquid storage box (22).
7. environment protecting expressway constructing device according to claim 1, which is characterized in that the top of the heating device (23)
Portion, which is run through, is equipped with the first temperature sensor (23a), and first temperature sensor (23a) is through the heating device (23)
Top shell extends to the inside of the heating device (23).
8. environment protecting expressway constructing device according to claim 1, which is characterized in that the dosing device (24)
Top be equipped with intelligent metering module (24a), and on the side wall of the dosing device (24) one by one be equipped with high-voltage tube
(24b), multiple high-voltage tubes (24b), which extend at the top of the entry mixers (27), is connected with high-pressure atomization spray head
(27a), and multiple high-pressure atomization spray heads (27a) through the top shell of institute's entry mixers (27) extend to it is described into
Expect the inside of mixer (27).
9. environment protecting expressway constructing device according to claim 1, which is characterized in that at the top of the catalyst converter (28)
Both ends are symmetrically arranged with second temperature sensor (28a), and the middle at the top of the catalyst converter (28) is sensed equipped with flue gas inspection
Device (28b), two second temperature sensors (28a) and the flue gas inspection sensor (28b) run through the catalyst converter
(28) top shell extends to the inside of the catalyst converter (28).
10. a kind of method of environment protecting expressway construction, which is characterized in that the step of this method includes:
S1. the tail gas that outlet pipe (14b) generates diesel generating set (14) introduces tail gas filtering case (26), by just imitating
Filter plate (26a), fine filtering plate (26b), microparticle adsorption filter plate (26c) are filtered, and a large amount of particle is fallen in filtering absorption
Object is then fed into entry mixers (27)；
S2. the urea liquid in urea liquid storage box (22) is heated by heating device (23), is delivered to dosing
In device (24)；
S3. compression gas collecting apparatus (25a) send air compression to after being filtered in compressed-air filter (25), then conveys
It is mixed in dosing device (24) with urea liquid, is then delivered to multiple high pressures by multiple high-voltage tubes (24b)
Enter in entry mixers (27) at atomizer (27a) and mixed with filtered tail gas, is and then sent into catalyst converter
(28) in；
S4. the tail gas for be mixed with urea in catalyst converter (28) is reacted, and is removed largely by NOX, by NOXIt is reduced into N2
And H2Then tail gas after cleaning is sent into muffler (29) by O；
S5. muffler (29) carry out noise reduction after by smoke discharging pipe (29a) by the exhaust emissions after cleaning into atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910688092.XA CN110410179A (en) | 2019-07-29 | 2019-07-29 | Environment protecting expressway constructing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910688092.XA CN110410179A (en) | 2019-07-29 | 2019-07-29 | Environment protecting expressway constructing device and method |
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| Publication Number | Publication Date |
|---|---|
| CN110410179A true CN110410179A (en) | 2019-11-05 |
Family
ID=68363746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910688092.XA Pending CN110410179A (en) | 2019-07-29 | 2019-07-29 | Environment protecting expressway constructing device and method |
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| Country | Link |
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| CN (1) | CN110410179A (en) |
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