CN206325306U - A kind of settler and sedimenting system for artificial chipboard drying system tail gas - Google Patents
A kind of settler and sedimenting system for artificial chipboard drying system tail gas Download PDFInfo
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- CN206325306U CN206325306U CN201621469805.1U CN201621469805U CN206325306U CN 206325306 U CN206325306 U CN 206325306U CN 201621469805 U CN201621469805 U CN 201621469805U CN 206325306 U CN206325306 U CN 206325306U
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- Prior art keywords
- heat exchanger
- settler
- deduster
- flue gas
- oil
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Abstract
The utility model is related to a kind of settler and dust pelletizing system for artificial chipboard drying system tail gas, and a kind of settler includes collector unit, sedimentation unit and accelerator module, and collector unit, sedimentation unit and accelerator module are sequentially communicated from the bottom to top；The cross-sectional area of the cross-sectional area ＜ sedimentation units of accelerator module.A kind of sedimenting system, including above-mentioned settler, also including heat exchanger, deduster and chimney, settler, heat exchanger, deduster and chimney are sequentially communicated.The beneficial effects of the utility model are：The water contained in the flue gas for entering sedimenting system is separated with gas by settler, water excluded from the bottom of settler, so as to reduce the influence to the filter bag of deduster；Flue gas is heated by heat exchanger again; the a small amount of water also contained in flue gas is heated into superheated steam, prevents that the filter bag of deduster from making moist, is pasted so as to avoid granulate mixture on the filter bag of deduster; cause filter bag to block, resistance is increased, have impact on the normal of dust pelletizing system and use.
Description
Technical field
The utility model belongs to technical field of chemical, more particularly to a kind of for artificial chipboard drying system tail gas
Settler and sedimenting system, the sedimenting system be the sedimenting system with settler.
Background technology
As national environmental protection index request is more and more stricter, the drying section exhaust particulate concentration of emission of Flakeboard Product Line
Corresponding environmental requirement can not be met.And sack cleaner is invested low and effective powder collection as one kind and equipped, Ke Yirang
Dry exhaust particulate concentration and be reduced to 20mg/Nm3Hereinafter, newest national environmental standard can be met.But it is due to dry tail
Contain substantial amounts of vapor in gas, and be present certain degree of superheat in the vapor, in startup, dry flue gas overtemperature, dry
When situations such as fire or fire-fighting are sprayed water occurs, condensed water can be attached on cloth bag, extremely difficult after being mixed with particle to be come off from cloth bag, entered
And the problems such as filter bag blocking, resistance are increased is caused until system can not work.
Utility model content
The utility model provides a kind of settler and sedimenting system for artificial chipboard drying system tail gas, passes through
Settler separates the water contained in the flue gas for entering sedimenting system with gas, water is excluded from the bottom of settler, so as to reduce
Influence to the filter bag of deduster；Flue gas is heated by heat exchanger again, a small amount of water also contained in flue gas is heated
Into superheated steam, prevent that the filter bag of deduster from making moist, paste on the filter bag of deduster, cause so as to avoid granulate mixture
Filter bag is blocked, resistance is increased, and be have impact on the normal of dust pelletizing system and is used.
The technical solution of the utility model is：
A kind of settler for artificial chipboard drying system tail gas, including collector unit, sedimentation unit and acceleration are single
Member, the collector unit, the sedimentation unit and the accelerator module are sequentially communicated from the bottom to top；The accelerator module it is transversal
The cross-sectional area of sedimentation unit described in area ＜.
According to bernoulli principle, if the cross section of pipe is small, the speed of gas is just big；, whereas if the cross section of pipe is big,
The speed of gas is just small, using the speed difference of gas, realizes the purpose for separating aqueous vapor.When flue gas sequentially pass through accelerator module and
During sedimentation unit, because the cross-sectional area of sedimentation unit increases so that gas contained by flue gas slows, but flue gas institute
The water contained continues to keep faster speed to move downwardly into collector unit in the presence of inertia, so that water and gas be divided
From, and then the content of flue gas reclaimed water is reduced, so as to reduce the influence to filter bag of dust collector.
Further, the collector unit includes collecting tank and collecting pipe, and the collecting tank passes through the collecting pipe and institute
State sedimentation unit connection；The cross-sectional area of accelerator module described in the cross-sectional area ＜ of the collecting pipe.Water contained by flue gas is heavy
During drop, water is collected and is guided in collecting tank by collecting pipe.
Further, the top of the sedimentation unit and the bottom of the sedimentation unit are respectively provided with closing in, are easy to the receipts of water
Collection and water conservancy diversion.
A kind of sedimenting system for artificial chipboard drying system tail gas, including above-mentioned settler, also including heat exchanger,
Deduster and chimney, the settler, the heat exchanger, the deduster and the chimney are sequentially communicated.
The water contained in the flue gas for entering sedimenting system is separated with gas by settler, water is arranged from the bottom of settler
Remove, so as to reduce the influence to the filter bag of deduster；Flue gas is heated by heat exchanger again, by what is also contained in flue gas
A small amount of water is heated into superheated steam, prevents that the filter bag of deduster from making moist, is pasted so as to avoid granulate mixture in deduster
On filter bag, cause filter bag to block, resistance is increased, have impact on the normal of dust pelletizing system and use.
Further, the sedimentation unit of the settler is connected with the heat exchanger, in sedimentation unit, and gas passes through pipe
Road enters heat exchanger, and water enters collecting tank by collecting pipe, realizes the purpose of aqueous vapor separation；
The heat exchanger is connected by the first flue gas automatic isolating valve with the deduster.
Further, the heat exchanger and the chimney are by pipeline communication, and the pipeline is automatic provided with the second flue gas
Isolating valve.When dust pelletizing system just starts, or during deduster maintenance, the first flue gas automatic isolating valve is closed, start second
Flue gas automatic isolating valve, flue gas is directly arranged to chimney, it is ensured that the normal of system is used, and improves the steady of dust pelletizing system operation
It is qualitative.
Further, the heat exchanger includes heat exchanger body and the multiple heat exchange being arranged in the heat exchanger body
Pipe, all heat exchanger tubes are in a row arranged, and the adjacent heat exchanger tube of any two row is staggered, improves changing for heat exchanger
Hot area so that heat exchanger can fully, quickly exchange heat.
The heat exchanger is prepared using anticorrosive, is prevented the oil leak because of corrosion, is in turn resulted in potential safety hazard.
Further, also including heat-condutive oil heat exchanger, the oil-out of the heat-condutive oil heat exchanger passes through oil circulating pump and institute
The oil inlet connection of heat exchanger is stated, the oil-out of the heat exchanger passes through the oil-feed of converging three-way valve and the heat-condutive oil heat exchanger
Mouth connection.
Further, temperature of the temperature of conduction oil than entering flue gas in the sedimenting system in the heat-condutive oil heat exchanger
It is high 10~40 DEG C, it can both ensure the water in flue gas being heated into superheated steam, can ensure at the heat by smoke absorption again
In compared with low state, heat waste is prevented.
Further, the quantity of the deduster is multiple, and all dedusters are connected in parallel.That is any one institute
State deduster can lift efficiency of dust collection with independent operating using multiple dedusters；When one of deduster failure,
Remaining deduster can be started to continue to run with, it is ensured that the normal operation of system.
The beneficial effects of the utility model are：
According to bernoulli principle, if the cross section of pipe is small, the speed of gas is just big；, whereas if the cross section of pipe is big,
The speed of gas is just small, using the speed difference of gas, realizes the purpose for separating aqueous vapor.When flue gas sequentially pass through accelerator module and
During sedimentation unit, because the cross-sectional area of sedimentation unit increases so that gas contained by flue gas slows, but flue gas institute
The water contained continues to keep faster speed to move downwardly into collector unit in the presence of inertia, so that water and gas be divided
From, and then the content of flue gas reclaimed water is reduced, so as to reduce the influence to filter bag of dust collector.
The water contained in the flue gas for entering sedimenting system is separated with gas by settler, water is arranged from the bottom of settler
Remove, so as to reduce the influence to the filter bag of deduster；Flue gas is heated by heat exchanger again, by what is also contained in flue gas
A small amount of water is heated into superheated steam, prevents that the filter bag of deduster from making moist, is pasted so as to avoid granulate mixture in deduster
On filter bag, cause filter bag to block, resistance is increased, have impact on the normal of dust pelletizing system and use.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of the utility model settler one；
Fig. 2 is the structural representation of the embodiment of the utility model heat exchanger one；
Fig. 3 is the structural representation of the embodiment of the utility model sedimenting system one.
1- settlers in figure；11- collector units；111- collecting tanks；112- collecting pipes；12- sedimentation units；13- accelerates single
Member；2- heat exchangers；21- heat exchanger bodies；22- heat exchanger tubes；3- dedusters；4- chimneys；5- the first flue gas automatic isolating valves；6-
Two flue gas automatic isolating valves；7- heat-condutive oil heat exchangers；71- oil circulating pumps；72- converging three-way valves.
Embodiment
, below will be to technology of the present utility model to make the purpose of this utility model, technical scheme and advantage clearer
Scheme is described in detail.Obviously, described embodiment is only a part of embodiment of the utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Resulting all other embodiment is put, the scope that the utility model is protected is belonged to.
Referring to Fig. 1, a kind of settler for artificial chipboard drying system tail gas, including collector unit 11, sedimentation list
Member 12 and accelerator module 13, the collector unit 11, the sedimentation unit 12 and the accelerator module 13 connect successively from the bottom to top
It is logical；The cross-sectional area of sedimentation unit 12 described in the cross-sectional area ＜ of the accelerator module 13.
According to bernoulli principle, if the cross section of pipe is small, the speed of gas is just big；, whereas if the cross section of pipe is big,
The speed of gas is just small, using the speed difference of gas, realizes the purpose for separating aqueous vapor.When flue gas sequentially passes through accelerator module 13
During with sedimentation unit 12, because the cross-sectional area of sedimentation unit 12 increases so that gas contained by flue gas slows, still
Water contained by flue gas continues to keep faster speed to move downwardly into collector unit 11, so as to realize in the presence of inertia
The purpose that water and gas are separated, and then reduce the content of flue gas reclaimed water, so as to reduce the influence to the filter bag of deduster 3.
A kind of preferably embodiment, the collector unit 11 includes collecting tank 111 and collecting pipe 112, the collecting tank
111 are connected by the collecting pipe 112 with the sedimentation unit 12；Accelerate described in the cross-sectional area ＜ of the collecting pipe 112 single
The cross-sectional area of member 13.
Water is collected and is guided in collecting tank 111 by collecting pipe 112 during sedimentation by the water contained by flue gas.
It should be further stated that, the bottom of the top of the sedimentation unit and the sedimentation unit is respectively provided with closing in,
The top of the sedimentation unit 12 is inclined upwardly setting, and the top of the sedimentation unit 12 is truncated cone-shaped；The sedimentation unit 12
Bottom it is downward-sloping set, the bottom of the sedimentation unit 12 is reverse frustoconic；The bus of the bottom of the sedimentation unit 12
With the angle of the bus at the top of sedimentation unit 12 and horizontal plane described in the angle ＞ of horizontal plane, it is easy to collection and the water conservancy diversion of water.
Referring to Fig. 1 to Fig. 3, a kind of sedimenting system for artificial chipboard drying system tail gas, including above-mentioned settler
1, also including heat exchanger 2, deduster 3 and chimney 4, the settler 1, the heat exchanger 2, the deduster 3 and the chimney 4
It is sequentially communicated.
The water contained in the flue gas for entering sedimenting system is separated with gas by settler 1, by water from the bottom of settler 1
Exclude, so as to reduce the influence of the filter bag to deduster 3；Flue gas is heated by heat exchanger 2 again, will also be contained in flue gas
The a small amount of water having is heated into superheated steam, prevents that the filter bag of deduster 3 from making moist, is pasted so as to avoid granulate mixture in dedusting
On the filter bag of device 3, cause filter bag to block, resistance is increased, have impact on the normal of dust pelletizing system and use.
A kind of preferably embodiment, the settler 1 includes collector unit 11, sedimentation unit 12 and accelerator module 13,
As shown in Figure 1.
The accelerator module 13 of the settler 1 is connected with Flakeboard Product Line drying section, the sedimentation list of the settler 1
The bottom of member 12 is connected by the collecting pipe 112 with the collecting tank 111, the side wall of the sedimentation unit 12 of the settler 1
Connected by pipeline with the heat exchanger 2.
The heat exchanger 2, the deduster 3 and the chimney 4 are sequentially communicated, and the heat exchanger 2 and the chimney 4 connect
It is logical.Wherein, the heat exchanger 2 is connected with the deduster 3 by the first flue gas automatic isolating valve 5, the heat exchanger 2 and described
Chimney 4 is connected by the second flue gas automatic isolating valve 6.
Wherein, the heat exchanger 2 includes heat exchanger body 21 and the multiple heat exchange being arranged in the heat exchanger body 21
Pipe 22, all heat exchanger tubes 22 are in a row arranged, and the adjacent heat exchanger tube 22 of any two row is staggered, improves heat exchange
The heat exchange area of device 2 so that heat exchanger 2 can fully, quickly exchange heat, as shown in Figure 2.
It should be further stated that, the heat exchanger 2 is prepared using anticorrosive, is prevented the oil leak because of corrosion, is entered
And cause potential safety hazard.
Preferably, heated by the way of oil bath heating.Also include heat-condutive oil heat exchanger 7, the conduction oil heat exchange
The oil-out of device 7 is connected by oil circulating pump 71 with the oil inlet of the heat exchanger 2, and the oil-out of the heat exchanger 2 is by closing
Stream triple valve 72 is connected with the oil inlet of the heat-condutive oil heat exchanger 7.
The temperature of conduction oil is higher by 10~40 than the temperature for entering flue gas in the sedimenting system in the heat-condutive oil heat exchanger 7
DEG C, it can both ensure the water in flue gas being heated into superheated steam, and can ensure to be in relatively low shape by the heat of smoke absorption again
State, prevents heat waste.Preferably, the temperature ratio of conduction oil enters cigarette in the sedimenting system in the heat-condutive oil heat exchanger 7
The temperature of gas is high 20~30 DEG C.
Preferably, the quantity of the deduster 3 is multiple, and all dedusters 3 are connected in parallel.That is any one institute
State deduster 3 can lift efficiency of dust collection with independent operating using multiple dedusters 3；When one of failure of deduster 3
When, remaining deduster 3 can be started and continued to run with, it is ensured that the normal operation of system.
Application method of the present utility model is as follows：
When dust pelletizing system just starts, or deduster 3-dimensional is when repairing, and closes the first flue gas automatic isolating valve 5, starts the
Two flue gas automatic isolating valves 6 so that flue gas passes sequentially through settler 1 and heater, are arranged to chimney 4, it is ensured that system it is normal
Use, improve the stability of dust pelletizing system operation.
When dust pelletizing system is normally run, the second flue gas automatic isolating valve 6 is closed, starts the first flue gas automatic isolating valve 5,
So that flue gas passes sequentially through settler 1, heater and deduster 3, arrange to chimney 4.
When Flakeboard Product Line drying section has dry water spray situation generation, the cigarette that Flakeboard Product Line drying section is produced
Gas is entered in settler 1 by accelerator module 13, transversal due to sedimentation unit 12 described in the cross-sectional area ＜ of accelerator module 13
Area so that flue gas accelerator module 13 speed ＞ flue gases sedimentation unit 12 speed；But, when flue gas enters sedimentation list
During member 12, gas contained by flue gas slows, but the water contained by flue gas is in the presence of inertia, continue to keep faster
Speed moves downwardly into collector unit 11, and gas is entered in the heat exchanger 2 from the side wall of the settler 1 by pipeline,
It is achieved thereby that the purpose that water and gas are separated, and then the content of flue gas reclaimed water is reduced, so as to reduce to the filter bag of deduster 3
Influence.
When flue gas enters in heat exchanger 2, by heat exchanger 2 by flue gas so that contained water droplet is added in flue gas
Heat enters in deduster 3 into superheated steam, superheated steam with flue gas, and superheated steam without being adhered on the filter bag of deduster 3,
Prevent that the filter bag of deduster 3 from making moist, pasted so as to avoid granulate mixture contained in flue gas on the filter bag of deduster 3,
Formation causes filter bag to block, resistance is increased, and have impact on the normal of dust pelletizing system and uses.And the temperature ratio of the conduction oil of conduction oil
The temperature of flue gas is high 20~30 DEG C in into the sedimenting system, can both ensure the water in flue gas being heated into superheated steam,
Ensure to be in compared with low state by the heat of smoke absorption again, prevent heat waste.
When flue gas enter heat exchanger 2 in when, due to all dedusters 3 filter bag aperture by the heat exchanger 2
It is gradually reduced to the direction of the chimney 4 so that flue gas, by multistage dedusting, improves dedusting effect before being discharged into chimney 4
Really, the content of particulate matter in flue gas is reduced, it is to avoid particulate matter is arranged to air with gas, pollutes environment.
The above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, it should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the power
The protection domain that profit is required is defined.
Claims (10)
1. a kind of settler for artificial chipboard drying system tail gas, it is characterised in that：Including collector unit (11), sedimentation
Unit (12) and accelerator module (13), the collector unit (11), the sedimentation unit (12) and the accelerator module (13) by
Under supreme be sequentially communicated；
The cross-sectional area of sedimentation unit (12) described in the cross-sectional area ＜ of the accelerator module (13).
2. settler according to claim 1, it is characterised in that：The collector unit (11) include collecting tank (111) and
Collecting pipe (112), the collecting tank (111) is connected by the collecting pipe (112) with the sedimentation unit (12)；
The cross-sectional area of accelerator module (13) described in the cross-sectional area ＜ of the collecting pipe (112).
3. settler according to claim 1, it is characterised in that：The top of the sedimentation unit (12) and the sedimentation list
The bottom of first (12) is respectively provided with closing in.
4. a kind of sedimenting system for artificial chipboard drying system tail gas, it is characterised in that：Appoint including claims 1 to 3
Settler (1) described in meaning one, also including heat exchanger (2), deduster (3) and chimney (4), the settler (1), described is changed
Hot device (2), the deduster (3) and the chimney (4) are sequentially communicated.
5. sedimenting system according to claim 4, it is characterised in that：The sedimentation unit (12) of the settler and described change
Hot device (2) connection；
The heat exchanger (2) is connected by the first flue gas automatic isolating valve (5) with the deduster (3).
6. sedimenting system according to claim 4, it is characterised in that：The heat exchanger (2) and the chimney (4) pass through pipe
Road is connected, and the pipeline is provided with the second flue gas automatic isolating valve (6).
7. sedimenting system according to claim 4, it is characterised in that：The heat exchanger (2) includes heat exchanger body (21)
With the multiple heat exchanger tubes (22) being arranged in the heat exchanger body (21), all heat exchanger tubes (22) are in a row arranged, appointed
The adjacent heat exchanger tube (22) of two rows that anticipate is staggered.
8. sedimenting system according to claim 4, it is characterised in that：Also include heat-condutive oil heat exchanger (7), the conduction oil
The oil-out of heat exchanger (7) is connected by oil circulating pump (71) with the oil inlet of the heat exchanger (2), the heat exchanger (2)
Oil-out is connected by converging three-way valve (72) with the oil inlet of the heat-condutive oil heat exchanger (7).
9. sedimenting system according to claim 8, it is characterised in that：The temperature of the interior conduction oil of the heat-condutive oil heat exchanger (7)
Spend higher 10~40 DEG C than the temperature for entering flue gas in the sedimenting system.
10. sedimenting system according to claim 4, it is characterised in that：The quantity of the deduster (3) is multiple, is owned
The deduster (3) be connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621469805.1U CN206325306U (en) | 2016-12-29 | 2016-12-29 | A kind of settler and sedimenting system for artificial chipboard drying system tail gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621469805.1U CN206325306U (en) | 2016-12-29 | 2016-12-29 | A kind of settler and sedimenting system for artificial chipboard drying system tail gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206325306U true CN206325306U (en) | 2017-07-14 |
Family
ID=59292889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621469805.1U Expired - Fee Related CN206325306U (en) | 2016-12-29 | 2016-12-29 | A kind of settler and sedimenting system for artificial chipboard drying system tail gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206325306U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109453569A (en) * | 2018-12-28 | 2019-03-12 | 启明星宇节能科技股份有限公司 | A kind of cigarette water separating system |
| CN112503557A (en) * | 2020-11-13 | 2021-03-16 | 内蒙古蒙达发电有限责任公司 | Dust collection power device and dust collection system |
-
2016
- 2016-12-29 CN CN201621469805.1U patent/CN206325306U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109453569A (en) * | 2018-12-28 | 2019-03-12 | 启明星宇节能科技股份有限公司 | A kind of cigarette water separating system |
| CN112503557A (en) * | 2020-11-13 | 2021-03-16 | 内蒙古蒙达发电有限责任公司 | Dust collection power device and dust collection system |
| CN112503557B (en) * | 2020-11-13 | 2024-03-08 | 内蒙古蒙达发电有限责任公司 | Dust collection power device and dust collection system |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |