CN207162127U - A kind of denitrating flue gas dilution metering distribution integrated apparatus - Google Patents
A kind of denitrating flue gas dilution metering distribution integrated apparatus Download PDFInfo
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- CN207162127U CN207162127U CN201721182369.4U CN201721182369U CN207162127U CN 207162127 U CN207162127 U CN 207162127U CN 201721182369 U CN201721182369 U CN 201721182369U CN 207162127 U CN207162127 U CN 207162127U
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Abstract
The utility model discloses a kind of denitrating flue gas to dilute metering distribution integrated apparatus, including horizontal stand and vertical support frame, sets dilution gauge assembly on horizontal stand, allocation component is set on vertical support frame.Denitrating flue gas dilution metering distribution integrated apparatus of the present utility model, it is integrally a device (i.e. dilution metering distribute module) the dilution metering module in former denitrating system and distribute module, so that whole denitrating system is not while its original function is lost, more simplify, operate also easier, time saving in installation process, material-saving, floor space is reduced, improves the space adaptability of system.The setting of horizontal stand and vertical support frame adds spatial impression, is advantageous to the arrangement of pipeline and other devices, and still aobvious succinct in the case where control piece is more, maintenance and operating space are big.Horizontal stand and vertical support frame may move, and can fix, and improve the space adaptability of system.
Description
Technical field
The utility model chemical production technical field, particularly a kind of denitrating flue gas dilution metering distribution integrated apparatus.
Background technology
Flue gas nitrogen oxide emission reduction (abbreviation denitration) technology is to utilize the denitrification reducing agent containing amino, such as liquefied ammonia, urea
Reduction reaction is carried out with the NOx in flue gas, the NO in flue gas and NO2 are changed into N2 and H2O.The most frequently used denitration of SNCR denitration
Reducing agent is urea, ammoniacal liquor and liquefied ammonia.The technological process of former whole SNCR denitration system is the preparation of reducing agent (urea liquid)
The injection of distribution → reducing agent of dilution metering → reducing agent of → reducing agent/softened water pressurized delivered → reducing agent, according to work
The needs of skill flow, whole SNCR denitration system is divided into：The preparation system of reducing agent, the induction system of reducing agent, reduction
The pressurized circulation system of agent/softened water, the dilution metering system of reducing agent, reducing agent distribution system and reducing agent injection system
System.Original system is divided the work clearly step by step, but really causes system complex, various, is unfavorable for checking, is overhauled and the system failure is sentenced
Disconnected, and system is tediously long, installation at the scene is time-consuming, take material.
It is integrated that Patent No. CN2015209459060 Chinese patent provides a kind of SNCR denitration metering dilution and distribution
Makeup is put, including the metering dilution module of interconnection and distribution jet module, metering dilution module include mixture supply
Module and desalted water/running water supplying module, the output end of mixture supplying module and desalted water/running water supplying module connect
It is connected in a pipe-line mixer, the output end of the pipe-line mixer is connected with distribution jet module；By integrated
Device, on the premise of denitration rate, the escaping of ammonia is ensured, cost is at utmost reduced, ensure the economic benefit of production, solved small-sized
The problem of boiler implosion core is small, and amount is precisely controlled difficulty, avoids the escaping of ammonia and reducing agent excessive loss causes boiler corrosion
Serious problems, integrated form denitration device, floor space is small, fills short time limit, and Operation and Maintenance is simple.
But the defects of above-mentioned technology is that SNCR denitration metering dilution is set to horizontal layout with the integrated makeup of distribution, is not free
Between feel, be unfavorable for the arrangement of pipeline and other devices, in the case where control piece is more, this arrangement is slightly aobvious numerous and diverse, wordy,
Maintenance and operating space are small.
Utility model content
Technical problem to be solved of the present utility model is to provide a kind of denitrating flue gas dilution metering distribution one makeup
Put, the dilution metering module in former denitrating system and distribute module are combined together, be integrated into (the i.e. dilution metering point of a device
With module) so that whole denitrating system more simplifies while its original function is not lost, and operation is also easier, installs
It is time saving in journey, material-saving, floor space is reduced, the space adaptability of system is improved, there is larger maintenance and operating space.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of denitrating flue gas dilution metering distribution integrated apparatus, including form L-shaped structure and the level connected as one
Support and vertical support frame, dilution gauge assembly is set on the horizontal stand, allocation component is set on the vertical support frame, the water
Flat support and vertical support frame give the pipeline of dilution gauge assembly and allocation component to support respectively.
Further, the horizontal stand and vertical support frame are welded by square steel；And horizontal stand and vertical support frame exist
The square steel specification of horizontal direction is more than the square steel specification of longitudinal direction.
Further, the square steel is stainless steel.
Further, the dilution gauge assembly includes dilution water pipe that is horizontally disposed and being fixedly connected on horizontal stand
Road and reductant solution pipeline, the dilution waterpipe, which converges in end and connected in merging end with reductant solution pipeline, to be converged
Pipe, the convergence tube connecting pipe blender；The dilution waterpipe is sequentially arranged at intervals with first manual from top to end
Ball valve, the first piping filter, first manual stop valve, electrical ball valve, first check-valve, the reductant solution pipeline is from the beginning
Hold to end and be sequentially arranged at intervals with the second manual ball valve, second pipe filter, electric control valve, electromagnetic flowmeter, second
Check-valves, first pressure table is provided with the convergence tube.
Further, the electrical ball valve is stop valve.
Further, the reductant solution pipeline is additionally provided with bypass, and the bypass was connected electric control valve and is connected on also
On former agent solution pipeline, the bypass is provided with bypass stop valve.
Further, the dilution waterpipe and reductant solution pipeline enclosure are provided with connecting pipe, the connection
Pipeline one end is connected on the dilution waterpipe between first manual ball valve, the first piping filter, and the other end is connected to second-hand
On dynamic reductant solution pipeline between ball valve, second pipe filter, the 3rd manual ball valve is provided with the connecting pipe.
Further, the dilution waterpipe is also circumscribed with flushing liquid discharging tube before being connected with convergence tube, and this puts flushing
The 4th manual ball valve is provided with liquid discharging tube.
Further, the allocation component includes several dispensing branch for being arranged in parallel on vertical support frame and hung down therewith
Straight intersecting and connection distribution header, the distribution header are connected on pipe-line mixer, and each described dispensing branch is under
To being above disposed with the 3rd manual modulation valve, the 3rd manual ball valve, second pressure gauge, spinner flowmeter.
Compared with prior art, the beneficial effect acquired by the utility model is：
Dilution in former denitrating system, is measured mould by denitrating flue gas dilution metering distribution integrated apparatus of the present utility model
Block and distribute module are integrally a device (diluting metering-distribute module) so that whole denitrating system is not lose its original
While function, more simplify, operate also easier, time saving in installation process, material-saving, reduce floor space, improve and be
The space adaptability of system.The setting of horizontal stand and vertical support frame adds spatial impression, is advantageous to the cloth of pipeline and other devices
Put, still aobvious succinct in the case where control piece is more, maintenance and operating space are big.Horizontal stand and vertical support frame may move, can
It is fixed, improve the space adaptability of system.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is the arrangement schematic diagram of dilution gauge assembly of the present utility model；
Fig. 3 is the arrangement schematic diagram of allocation component of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment, any modification, equivalent substitution and improvements made etc. obtained, it should be included in of the present utility model
Within protection domain.
As shown in Figure 1, 2, 3, denitrating flue gas dilution metering distribution integrated apparatus of the present utility model, including composition L-shaped
Structure and the horizontal stand and vertical support frame connected as one, dilution gauge assembly is set on the horizontal stand, it is described vertical
Allocation component is set on support, the horizontal stand and vertical support frame give respectively the pipeline of dilution gauge assembly and allocation component with
Support.
Further, the horizontal stand and vertical support frame are welded by square steel；And horizontal stand and vertical support frame exist
The square steel specification of horizontal direction is more than the square steel specification of longitudinal direction.The square steel is stainless steel.Formed with stainless steel square steel
Support of the horizontal stand as two pipelines in dilution gauge assembly, also dilutes metering distribution integration as whole denitrating flue gas
The base of device, the stainless steel square steel that the support rear vertical upwardly extends form branch of the vertical support frame mainly as allocation component
Frame.
Further, the dilution gauge assembly includes dilution water pipe that is horizontally disposed and being fixedly connected on horizontal stand
Road and reductant solution pipeline, the dilution waterpipe, which converges in end and connected in merging end with reductant solution pipeline, to be converged
Pipe, the convergence tube connecting pipe blender 19；The dilution waterpipe is sequentially arranged at intervals with first-hand from top to end
Dynamic ball valve 1, the first piping filter 2, first manual stop valve 3, electrical ball valve 4, first check-valve 5, the reductant solution
Pipeline is sequentially arranged at intervals with the second manual ball valve 12, second pipe filter 11, electric control valve 10, electricity from top to end
Magnetic flowmeter 9, second check-valve 8, first pressure table 7 is provided with the convergence tube.The electrical ball valve 4 is electronic stop valve.
The dilution waterpipe is sequentially arranged at intervals with first manual ball valve 1, the first piping filter from top to end
2nd, first manual stop valve 3, electrical ball valve 4, first check-valve 5；First manual ball valve 1 control its dilution water entrance and after
Temporarily Closed pipeline during portion's overhaul of the equipments, after the fine impurity in dilution water is removed thereafter by the first piping filter 2, enter
Enter to first manual stop valve 3, its act on be mainly when electrical ball valve 4 breaks down can hand off its rear portion pipeline, electricity
Dynamic ball valve 4 can close its pipeline automatically when then stopping for system.Reductant solution pipeline is arranged at intervals successively from top to end
There are the second manual ball valve 12, second pipe filter 11, electric control valve 10, electromagnetic flowmeter 9, second check-valve 8；Second-hand
Temporarily Closed pipeline when dynamic ball valve 12 controls the entrance and rear portion overhaul of the equipments of its reducing agent, thereafter by second pipe mistake
After filter 11 removes the impurity in reducing agent, the dosage of reducing agent is realized by electric control valve 10 and is precisely controlled, and electromagnetic current
Gauge 9 is then monitored in real time to the dosage of reducing agent.And the first check-valve 5, second check-valve 8 in two pipelines be then for
Not mutual string pipe in the case of making two loine pressures unequal.
Further, the reductant solution pipeline is additionally provided with bypass, and the bypass was connected electric control valve 10 and is connected on
On reductant solution pipeline, the bypass is provided with bypass stop valve 18.Stop valve 18 is bypassed in 10 failure of electric control valve
It is interim to use.
Further, the dilution waterpipe and reductant solution pipeline enclosure are provided with connecting pipe, the connection
Pipeline one end is connected on the dilution waterpipe between first manual ball valve 1, the first piping filter 2, and the other end is connected to second
It is manual that the 3rd is provided with reductant solution pipeline between manual ball valve 12, second pipe filter 11, on the connecting pipe
Ball valve 13.Dilution waterpipe and reductant solution pipeline are the second manual ball valve 12, the 3rd hand after the ball valve in two pipelines
Dynamic ball valve 13 sets connecting pipe to be connected, and the 3rd manual ball valve 13 is set on connecting pipeline, after stopping for system
Reductant solution pipeline is rinsed.
Further, the dilution waterpipe is also circumscribed with flushing liquid discharging tube before being connected with convergence tube, and this puts flushing
The 4th manual ball valve 6 is provided with liquid discharging tube.
Further, the allocation component includes several dispensing branch for being arranged in parallel on vertical support frame and hung down therewith
Straight intersecting and connection distribution header, the distribution header are connected on pipe-line mixer 19, each described dispensing branch from
Under to being above disposed with the 3rd manual modulation valve 17, the 3rd manual ball valve 16, second pressure gauge 15, spinner flowmeter 14.
Dilution waterpipe and reductant solution pipeline set pressure gauge 7 to carry out its mixed pressure after converging in end
Monitoring, the vertical pipeline of whole module, i.e. allocation component are entered after pipe-line mixer 19 is sufficiently mixed：Allocation component pipe
Route assignment house steward and the dispensing branch of each branch spray gun is gone to form, and dispensing branch is successively by the 3rd manual modulation valve the 17, the 3rd
Manual ball valve 16, second pressure gauge 15, spinner flowmeter 14 form, and are controlled in its pipeline and diluted by the 3rd manual modulation valve 17
After reduce agent flux, second pressure gauge 15 and spinner flowmeter 14 are then monitored in real time to its flow, also can determine whether its pipeline
Whether clogging is had.Dilute the equipment interlaced arrangement of metering section in whole device, it is compact and do not lose its maintenance and operation is empty
Between, the equipment alignment of distribution portion is attractive in appearance, uniform.
Dilution in former denitrating system, is measured mould by denitrating flue gas dilution metering distribution integrated apparatus of the present utility model
Block and distribute module are integrally a device (diluting metering-distribute module) so that whole denitrating system is not lose its original
While function, more simplify, operate also easier, time saving in installation process, material-saving, reduce floor space, improve and be
The space adaptability of system.The setting of horizontal stand and vertical support frame adds spatial impression, is advantageous to the cloth of pipeline and other devices
Put, still aobvious succinct in the case where control piece is more, maintenance and operating space are big.Horizontal stand and vertical support frame may move, can
It is fixed, improve the space adaptability of system.
Claims (9)
- A kind of 1. denitrating flue gas dilution metering distribution integrated apparatus, it is characterised in that：Including composition L-shaped structure and it is connected as one The horizontal stand and vertical support frame of body, dilution gauge assembly is set on the horizontal stand, distribution is set on the vertical support frame Component, the horizontal stand and vertical support frame give the pipeline of dilution gauge assembly and allocation component to support respectively.
- 2. denitrating flue gas dilution metering distribution integrated apparatus according to claim 1, it is characterised in that：The horizontal stand It is welded with vertical support frame by square steel；And horizontal stand and vertical support frame are more than longitudinal direction in the square steel specification of horizontal direction Square steel specification.
- 3. denitrating flue gas dilution metering distribution integrated apparatus according to claim 2, it is characterised in that：The square steel is not Become rusty steel.
- 4. metering distribution integrated apparatus is diluted according to 1 or 2 or 3 denitrating flue gas of claim, it is characterised in that：It is described dilute Releasing gauge assembly includes dilution waterpipe and reductant solution pipeline horizontally disposed and be fixedly connected on horizontal stand, described Dilution waterpipe converges in end with reductant solution pipeline and connects convergence tube in merging end, and the convergence tube connecting pipe mixes Clutch；The dilution waterpipe is sequentially arranged at intervals with first manual ball valve, the first piping filter, first from top to end Hand stop valve, electrical ball valve, first check-valve, the reductant solution pipeline are sequentially arranged at intervals with from top to end Two manual ball valves, second pipe filter, electric control valve, electromagnetic flowmeter, second check-valve, it is provided with the convergence tube First pressure table.
- 5. denitrating flue gas dilution metering distribution integrated apparatus according to claim 4, it is characterised in that：The electrical ball valve is Stop valve.
- 6. denitrating flue gas dilution metering distribution integrated apparatus according to claim 4, it is characterised in that：The reducing agent is molten Liquid pipe road is additionally provided with bypass, and the bypass was connected electric control valve and is connected on reductant solution pipeline, and the bypass is provided with Bypass stop valve.
- 7. denitrating flue gas dilution metering distribution integrated apparatus according to claim 4, it is characterised in that：The dilution water pipe Road and reductant solution pipeline enclosure are provided with connecting pipe, and the connecting pipe one end is connected to first manual ball valve, On dilution waterpipe between one piping filter, the other end is connected to the reduction between the second manual ball valve, second pipe filter On agent solution pipeline, the 3rd manual ball valve is provided with the connecting pipe.
- 8. denitrating flue gas dilution metering distribution integrated apparatus according to claim 7, it is characterised in that：The dilution water pipe Road is also circumscribed with flushing liquid discharging tube before being connected with convergence tube, and the 4th manual ball valve is provided with the flushing liquid discharging tube.
- 9. denitrating flue gas dilution metering distribution integrated apparatus according to claim 4, it is characterised in that：The allocation component Including the dispensing branch that several are arranged in parallel on vertical support frame and distribution header that is normal thereto intersecting and connecting, described point Be connected to house steward on pipe-line mixer, each described dispensing branch be disposed with from top to bottom the 3rd manual modulation valve, 3rd manual ball valve, second pressure gauge, spinner flowmeter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721182369.4U CN207162127U (en) | 2017-09-15 | 2017-09-15 | A kind of denitrating flue gas dilution metering distribution integrated apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721182369.4U CN207162127U (en) | 2017-09-15 | 2017-09-15 | A kind of denitrating flue gas dilution metering distribution integrated apparatus |
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| CN207162127U true CN207162127U (en) | 2018-03-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110404325A (en) * | 2019-08-25 | 2019-11-05 | 湖北强达环保科技股份有限公司 | Integrated conveying device based on out of stock waste water |
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2017
- 2017-09-15 CN CN201721182369.4U patent/CN207162127U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110404325A (en) * | 2019-08-25 | 2019-11-05 | 湖北强达环保科技股份有限公司 | Integrated conveying device based on out of stock waste water |
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