CN207025058U - A kind of heat and power system desulfurizer - Google Patents
A kind of heat and power system desulfurizer Download PDFInfo
- Publication number
- CN207025058U CN207025058U CN201720902328.1U CN201720902328U CN207025058U CN 207025058 U CN207025058 U CN 207025058U CN 201720902328 U CN201720902328 U CN 201720902328U CN 207025058 U CN207025058 U CN 207025058U
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- desulfurizing tower
- induced draft
- power system
- heat
- draft plate
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Abstract
The utility model discloses a kind of heat and power system desulfurizer, including desulfurizing tower, the desulfurizing tower upper and lower ends are respectively equipped with exhaust outlet and air inlet, the spray assemblies for desulfurization are additionally provided with the desulfurizing tower, the induced draft plate that curl is set from bottom to top is provided with the desulfurizing tower, the sectional dimension of the induced draft plate horizontal direction is equal to the area of section of the desulfurizing tower, connecting shaft is provided among the induced draft plate, the connecting shaft is vertically provided with multiple spray heads, and the feed pipe of the spray head is communicated with inside the connecting shaft.The utility model passes through above-mentioned setting, flue gas is needed along induced draft plate spiral escalation after entering desulfurizing tower from bottom to top, the obvious effect for extending the reaction time can be played, and spray system is installed in the connecting shaft of induced draft plate can then increase reaction contact area as far as possible.
Description
Technical field
Thermoelectricity desulfuration field is the utility model is related to, more particularly to a kind of heat and power system desulfurizer.
Background technology
Thermoelectricity is the main form that China generates electricity, and occupies most of proportion, therefore flue gas is also always caused by fire coal
For environmental protection emphasis process part, with the requirement more and more higher to environment and air quality, to caused by water-tube boiler
Desulfurization requirement also more and more higher, therefore many steam power plants can all seek suitable sulfur method and device in fume treatment.
Authorization Notice No. is CN205672776U Chinese patent document《A kind of minimum discharge desulphurizing and dust-removing integral desulfurization
Tower》In disclose a kind of desulfurizing tower available for desulfurization, include desulfurizing tower body, desulfurizing tower is sequentially provided with slurries from top to bottom
Pond, gas approach, slurries spray group, dedusting demisting unit, exhanst gas outlet, wherein slurries spray group spray including multilayer slurries
Layer, slurries spray group in the vertical direction are uniformly arranged in desulfurizing tower.During work, flue gas enters in desulfurizing tower from bottom to top,
Desulfidation is completed by the effect of multilayer slurries spraying layer, then the floss hole opened up at the top of desulfurizing tower is discharged into air.
But in such scheme, flue gas from bottom to top until complete desulfurization and discharge during, the desulfurization degree of flue gas
Largely there is relation with the reaction time, be based even on this many desulfurizing tower and higher, therefore necessary offer is all provided
The Structure of Flue Gas Desulfuration Absorbing of one effective reaction of propagation time.
Utility model content
The purpose of this utility model is to provide a kind of heat and power system desulfurizer, has the desulphurization reaction for effectively increasing flue gas
The effect of time.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of heat and power system desulfurization
Device, including desulfurizing tower, desulfurizing tower upper and lower ends are respectively equipped with exhaust outlet and air inlet, are additionally provided with desulfurizing tower for desulfurization
Spray assemblies, desulfurizing tower is interior to be provided with the induced draft plate, the sectional dimension of induced draft plate horizontal direction etc. that curl is set from bottom to top
Connecting shaft is provided among the area of section of desulfurizing tower, induced draft plate, connecting shaft is vertically provided with multiple spray heads, connection
The feed pipe of spray head is communicated with inside axle.
By using above-mentioned technical proposal, flue gas need to be in spiral shell along induced draft plate after air inlet enters desulfurizing tower from bottom to top
Revolve shape to rise, extend the time that flue gas is detained in desulfurizing tower, and because spray system is vertically installed in connecting shaft, enter one
Step improves the time of contact of desulphurization reaction so that reaction is more abundant.
It is of the present utility model to be further arranged to：Induced draft plate is between the exhaust outlet and air inlet and top of induced draft plate and set
There is mounting bracket, mounting bracket is installed in the side wall of desulfurizing tower, and is provided with water inlet pipe in mounting bracket, and water inlet pipe one end passes desulfurizing tower
Feed pipe is communicated in positioned at the outside and other end.
By using above-mentioned technical proposal, reaction mass is entered in mounting bracket by water inlet pipe, and is connected by feed pipe
To each spray head, so as to the outside injection desulfurization reactive material of in the vertical direction, reached extend it is anti-between reaction mass
Should be with the effect of time of contact.
It is of the present utility model to be further arranged to：Feed pipe is at least provided with two, and the length that feed pipe is stretched into connecting shaft
Degree differs and is connected with the spray head of different height.
By using above-mentioned technical proposal, the spray head of different height is communicated on different feed pipes, facilitates different height
Spray head unified management in the certain area of degree.
It is of the present utility model to be further arranged to：Spray head is in desulfurizing tower by being highly divided into multiple sections, same section
Interior multiple spray heads are connected to same root feed pipe.
By using above-mentioned technical proposal, due to being changed often by the flue gas flow inside desulfurizing tower, and flue gas
The content of middle sulfide also due to the difference of comburant and change, therefore how much can be adjusted in time according to the content of sulfide
The number that spray head opens and closes, so as to adjust the consumption of reactive material, reduce the waste of moisture and reactive material.
It is of the present utility model to be further arranged to：It is provided between feed pipe and water inlet pipe and is used to open and close in same section simultaneously
Multiple spray heads switch valve.
By using above-mentioned technical proposal, the keying of feed pipe can be directly controlled by controlling switch valve, so as to reach
Control the keying effect of the spray head of different sections.
It is of the present utility model to be further arranged to：Mounting bracket is provided with dehydration layer.
By using above-mentioned technical proposal, because water content is heavier in the flue gas of discharge, desulfurizing tower exit can be set
Other devices have undesirable effect, reduction of service life, therefore set dehydration layer effectively to reduce water content in flue gas,
It is reduced to harmful effect caused by other devices.
It is of the present utility model to be further arranged to：The air-introduced machine being installed on desulfurization tower side wall is provided with above dehydration layer.
By using above-mentioned technical proposal, the setting of air-introduced machine further enhances the discharge of flue gas, and due to setting
Dehydration layer, also can solve air-introduced machine band water conservancy project the problem of making.
It is of the present utility model to be further arranged to：Desulfurization tower bottom is provided with waste collection area, and waste collection area is communicated with
Overflow pipe outside desulfurizing tower, one end that overflow pipe passes desulfurizing tower are communicated with waste liquid sedimentation basin for collecting waste liquid.
By using above-mentioned technical proposal, the reaction mass ejected in spray head forms spraying and smoke reaction is completed to take off
After sulphur, desulfurization tower bottom is collected to, waste collection area is formed, wherein comprising the more reaction mass for not participating in reaction, works as waste liquid
Fluid accumulation in collecting region can be emitted into waste liquid sedimentation basin when more by overflow pipe, and part waste liquid still has after precipitation
Standby certain alkalescence, can be as the supplement of reaction mass.
In summary, the utility model has the advantages that：In the case where desulfurizing tower need not be increased, Neng Gouyou
Effect extends the time that flue gas passes through in desulfurizing tower, and the time of contact of desulphurization reaction is also extended accordingly so that
Reaction is more abundant, and desulfurization degree is higher；By the way that the spray of reaction mass can also be adjusted according to the difference of sulfide in flue gas content
The amount of penetrating, to reduce the waste of moisture and reaction mass.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is Fig. 1 A-A profiles；
Fig. 3 is the part-structure schematic diagram of the present embodiment, is mainly demonstrated by induced draft plate, connecting shaft, spray head and installation
Annexation between frame；
Fig. 4 is Fig. 3 B-B profiles；
Fig. 5 is the part-structure schematic diagram in the present embodiment, is mainly presented with water inlet pipe, feed pipe, switch valve, spray head
Structure.
In figure：1st, desulfurizing tower；11st, air inlet；12nd, exhaust outlet；2nd, induced draft plate；21st, mounting bracket；22nd, it is dehydrated layer；23rd, draw
Blower fan；3rd, connecting shaft；4th, spray head；5th, feed pipe；51st, switch valve；6th, water inlet pipe；7th, waste collection area；8th, waste liquid sedimentation basin；
81st, overflow pipe.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Specific embodiment is only that it is not to limitation of the present utility model, this area to explanation of the present utility model
Technical staff can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but only
All to be protected in right of the present utility model by Patent Law.
Embodiment：A kind of heat and power system desulfurizer, as depicted in figs. 1 and 2, including desulfurizing tower 1, desulfurizing tower is two about 1
End is respectively equipped with exhaust outlet 12 and air inlet 11, and induced draft plate 2 and spray system are additionally provided with desulfurizing tower 1.
As shown in Figures 2 and 3, curl is set induced draft plate 2 from bottom to top, and the sectional dimension of its horizontal direction is equal to
The area of section of desulfurizing tower 1 so that flue gas is upward helically along induced draft plate 2 after the entrance desulfurizing tower 1 of air inlet 11 of bottom
Shape rises, so as to extend time of the flue gas in desulfurizing tower 1.The top of induced draft plate 2 is provided with the peace being installed in the side wall of desulfurizing tower 1
21 are shelved, the water inlet pipe 6 for supplying desulphurization reaction thing akaline liquid is installed in mounting bracket 21（Referring to Fig. 1）.
As shown in Fig. 4 Fig. 5, a vertical connecting shaft 3 is provided among induced draft plate 2, the inside of connecting shaft 3 is provided with least two
Feed pipe 5, and the side wall of connecting shaft 3 vertically offers multiple spray heads 4, all spray heads 4 are divided into by different height
Multiple sections, multiple spray heads 4 in same section are communicated in same root feed pipe 5, and all feed pipes 5 are collected to mounting bracket
In 21 and water inlet pipe 6 is communicated in, and single switch valve 51 is equipped with every feed pipe 5 and the junction of water inlet pipe 6, switch valve
51 is remote controlled, can select magnetic valve etc..By the keying of controlling switch valve 51, can directly control in different sections
Multiple spray heads 4.
As shown in Fig. 2 in order to which the large quantity of moisture contained in the flue gas by discharge further absorbs, to prevent large quantity of moisture pair
The equipment installed at exhaust outlet 12 has undesirable effect, and is also equipped with being dehydrated layer 22 above mounting bracket 21, dehydration layer 22 is by more
The ventilative water strainer of layer is formed, and effectively can be stopped the moisture contained in flue gas while low-resistance is ventilative.
As shown in Fig. 2 the top of dehydration layer 22 is additionally provided with the air-introduced machine 23 installed in the top of desulfurizing tower 1, air-introduced machine 23 is in
It is dehydrated the top of layer 22 so that the flue gas in desulfurizing tower 1 is discharged more smooth.
As depicted in figs. 1 and 2, the reaction mass ejected in spray head 4 forms spraying and reacted with the sulfide in flue gas
Formation waste liquid cocurrent drops down onto the bottom of desulfurizing tower 1 and collects to form waste collection area 7 afterwards, is communicated with the side wall of the bottom of desulfurizing tower 1
Outside overflow pipe 81, one end that overflow pipe 81 is in outside desulfurizing tower 1 are communicated with waste liquid sedimentation basin 8, and the other end is in desulfurization
The inside of tower 1 simultaneously drains into waste liquid in waste liquid sedimentation basin 8 in time.
The operation principle of the present embodiment is：When desulfurizing tower 1 starts desulfurization work, flue gas enters from bottom to top from air inlet 11
In desulfurizing tower 1, and rise in the shape of a spiral along induced draft plate 2, while the spray head 4 in connecting shaft 3 sprays reaction mass and forms spraying
Fully reacted with flue gas.Flue gas after desulfurization is after dehydration layer 22 sloughs most of moisture by air-introduced machine 23 and from exhaust outlet
12 discharges；The reaction mass for completing desulfurization forms waste liquid and simultaneously flow to the bottom of desulfurizing tower 1, can when being collected to 81 mouth of pipe height of overflow pipe
It is flow to by overflow pipe 81 in waste liquid sedimentation basin 8, completes the waste liquid part after precipitation process and deliver to reuse in water inlet pipe 6, part
Heel row is handled to sewage treatment plant.
Claims (8)
1. a kind of heat and power system desulfurizer, including desulfurizing tower (1), desulfurizing tower (1) upper and lower ends are respectively equipped with exhaust outlet
(12) spray assemblies for desulfurization and air inlet (11), are additionally provided with the desulfurizing tower (1), it is characterised in that：The desulfurization
The induced draft plate (2), the sectional dimension of induced draft plate (2) horizontal direction etc. that curl is set from bottom to top is provided with tower (1)
Area of section in the desulfurizing tower (1), is provided with connecting shaft (3) among the induced draft plate (2), and the connecting shaft (3) is along vertical
Direction is provided with multiple spray heads (4), and the feed pipe (5) of the spray head (4) is communicated with inside the connecting shaft (3).
A kind of 2. heat and power system desulfurizer according to claim 1, it is characterised in that：The induced draft plate (2) is in institute
State between exhaust outlet (12) and air inlet (11) and the top of induced draft plate (2) is provided with mounting bracket (21), mounting bracket (21) peace
In side wall loaded on the desulfurizing tower (1), and water inlet pipe (6) is provided with the mounting bracket (21), described water inlet pipe (6) one end is worn
Go out desulfurizing tower (1) and be communicated in the feed pipe (5) positioned at the outside and other end.
A kind of 3. heat and power system desulfurizer according to claim 2, it is characterised in that：The feed pipe (5) at least sets
There are two, and the length that the feed pipe (5) is stretched into connecting shaft (3) differs and is connected with the spray head of different height
(4)。
A kind of 4. heat and power system desulfurizer according to claim 3, it is characterised in that：The spray head (4) is in desulfurization
By multiple sections are highly divided into tower (1), multiple spray heads (4) in same section are connected to same root feed pipe (5).
A kind of 5. heat and power system desulfurizer according to claim 4, it is characterised in that：The feed pipe (5) and water inlet
The switch valve (51) for being used for opening and closing multiple spray heads (4) in same section simultaneously is provided between pipe (6).
A kind of 6. heat and power system desulfurizer according to claim 2, it is characterised in that：The mounting bracket (21) is provided with
Institute's water content dehydration layer (22) in flue gas is discharged for absorbing.
A kind of 7. heat and power system desulfurizer according to claim 6, it is characterised in that：Set above the dehydration layer (22)
There is the air-introduced machine (23) being installed in desulfurizing tower (1) side wall.
A kind of 8. heat and power system desulfurizer according to claim 7, it is characterised in that：Desulfurizing tower (1) bottom is set
There is waste collection area (7), the waste collection area (7) is communicated with the outside overflow pipe (81) of desulfurizing tower (1), the overflow
One end that pipe (81) passes desulfurizing tower (1) is communicated with waste liquid sedimentation basin (8) for collecting waste liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720902328.1U CN207025058U (en) | 2017-07-24 | 2017-07-24 | A kind of heat and power system desulfurizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720902328.1U CN207025058U (en) | 2017-07-24 | 2017-07-24 | A kind of heat and power system desulfurizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207025058U true CN207025058U (en) | 2018-02-23 |
Family
ID=61465339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720902328.1U Expired - Fee Related CN207025058U (en) | 2017-07-24 | 2017-07-24 | A kind of heat and power system desulfurizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207025058U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110013936A (en) * | 2019-05-06 | 2019-07-16 | 深圳市睿祥翼精密机械有限公司 | A kind of spray arm |
| CN111939744A (en) * | 2020-07-22 | 2020-11-17 | 珠海映创新能源科技有限公司 | Biomass boiler denitration system and biomass boiler denitration process |
-
2017
- 2017-07-24 CN CN201720902328.1U patent/CN207025058U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110013936A (en) * | 2019-05-06 | 2019-07-16 | 深圳市睿祥翼精密机械有限公司 | A kind of spray arm |
| CN111939744A (en) * | 2020-07-22 | 2020-11-17 | 珠海映创新能源科技有限公司 | Biomass boiler denitration system and biomass boiler denitration process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20210724 |