CN206045704U - A kind of desulfurizer for little Miniature coal-fired boiler - Google Patents
A kind of desulfurizer for little Miniature coal-fired boiler Download PDFInfo
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- CN206045704U CN206045704U CN201621080667.8U CN201621080667U CN206045704U CN 206045704 U CN206045704 U CN 206045704U CN 201621080667 U CN201621080667 U CN 201621080667U CN 206045704 U CN206045704 U CN 206045704U
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- tank body
- desulfurizer
- fired boiler
- little miniature
- coal
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Abstract
This utility model is related to a kind of desulfurizer for little Miniature coal-fired boiler, including tank body and doctor solution reserve pool, the upper pipeline of top connection of the tank body, the lower pipeline of bottom connection, the side connection admission line of tank body, single filter net, cascade filtration net, three-stage filtration net and spray ring are provided with from bottom to top in tank body, spray ring is connected with tank body lower part by external pipe, and tank body is provided with an inlet, and inlet is connected with doctor solution reserve pool by pipeline.This utility model is specifically designed for little Miniature coal-fired boiler design, solve the pollution problem of traditional little Miniature coal-fired boiler, sulfide in little Miniature coal-fired boiler smoke, impurity etc. can effectively be removed, this utility model desulfurizer structure design is simple simultaneously, easy to install, while being convenient to clean safeguarding, floor space is little, cost of investment is low, and income effect substantially, is worthy of popularization.
Description
Technical field
This utility model is related to a kind of desulfurizer for little Miniature coal-fired boiler, belongs to energy-conserving and environment-protective technical fiel.
Background technology
Coal-burning boiler is exactly the boiler that fuel is coal, refers to through fire coal the combustion heat release amount in burner hearth, heating agent
Water or other organic heat carriers (such as conduction oil etc.) are heated to the thermal powerplant of uniform temperature (or pressure).Boiler operation
Cheng Zhong, substantial amounts of coal are burned, and a large amount of flue gases after burning can be discharged, due to containing sulfide in the flue gas after fire coal,
To in air, these sulfide will result in environmental pollution to substantial amounts of fume emission.
In order to reduce atmospheric pollution, industrial coal-burning boiler has strict industrial discharge standard, industrially generally adopts
Made a return journey except the sulfide in flue gas with dry desulfurization or wet desulphurization, it is also more ripe on technology and equipment.However, some are little micro-
Type coal-burning boiler no corresponding desulfurization link for various reasons, the heating boiler, street or rural area bath in such as unit
Hall coal-burning boiler, these little Miniature coal-fired boilers can not be despised to the pollution caused by air, it is for years can be to big compression ring
Cause immeasurable destruction in border.The continuous reinforcement of environmental consciousness and environmental protection policy is additionally, since, industry coal-boiler has been obtained
To corresponding control, it is main source that these ignored little Miniature coal-fired boilers become environmental pollution on the contrary.
Therefore, the desulphurization problem of the little Miniature coal-fired boiler of urgent need to resolve, it is to avoid cause excessive atmospheric pollution.
Utility model content
For the deficiencies in the prior art, this utility model provides a kind of desulphurization and denitration for little Miniature coal-fired boiler, removes
Dirt device, the apparatus structure is simple, install easy, low cost, is particularly suitable for little Miniature coal-fired boiler.
The technical solution of the utility model is as follows：
A kind of desulfurizer for little Miniature coal-fired boiler, including tank body and doctor solution reserve pool, the top of the tank body
The upper pipeline of portion's connection, the lower pipeline of bottom connection, the side connection admission line of tank body are from bottom to top provided with drainage screen in tank body
And spray ring, spray ring connected with tank body lower part by external pipe, and tank body is provided with an inlet, inlet by pipeline with
Doctor solution reserve pool connects.
Preferably, the drainage screen includes single filter net from bottom to up, cascade filtration net and three-stage filtration net.
Preferably, water-level observation meter is provided with the tank body.This design is advantageous in that water-level observation meter is used to observe
The liquid level of injection doctor solution in tank body.
Preferably, dedusting cylinder is provided with the tank body, the dedusting cylinder is connected with admission line.It is good that this designs
Place is, the flue gas into admission line can effectively remove some large granular impurities in flue gas, purification by dedusting cylinder
Flue gas.
Preferably, Intranet cylinder is provided with the dedusting cylinder, Intranet cylinder one end is connected with dedusting cylinder.It is good that this designs
Place is, by using cooperatively inside and outside Intranet cylinder and dedusting cylinder, can to improve degree of purification.
Preferably, the online aperture of the single filter net, cascade filtration net, three-stage filtration is sequentially reduced.This design
Advantage is, by the setting of three layer filtration net, can effectively to stop the impurity of different-grain diameter in flue gas, it is to avoid which enters air
In.
Preferably, the top of the tank body is connected with upper pipeline by speed governing air-introduced machine.This design advantage be, speed governing
The air of tank body can be discharged by air-introduced machine, make subnormal ambient is formed in tank body, beneficial to the mistake that flue gas passes through from doctor solution
The purpose of desulfurization is reached in journey.
Preferably, nozzle has been uniformly arranged on the spray ring.
Further, the nozzle selects Venturi nozzle.
Preferably, water circulating pump is provided with the external pipe that the spray ring is connected with tank body lower part.
Preferably, spiral heat exchange tube is provided with the tank body, the two ends of spiral heat exchange tube are stretched out outside tank body, spiral heat exchange
One end of pipe is water inlet, the other end is outlet.
Preferably, the tank body includes upper and lower two parts, upper and lower two parts detachable connection.The benefit of this design exists
In upper and lower two parts detachable connection is easy to the transport of tank body, installs and clean.
Further, described two parts up and down pass through ring flange and leakproof water cushion connects.
The beneficial effects of the utility model are：
1st, this utility model desulfurizer, is specifically designed for little Miniature coal-fired boiler design, solves traditional little Miniature coal-fired
The pollution problem of boiler, can effectively remove sulfide in little Miniature coal-fired boiler smoke, impurity etc., play energy-conserving and environment-protective
Purpose, meets the environmental protection concept of energy-saving and emission-reduction.
2nd, this utility model desulfurizer, in concrete structure design, using the outside aerofluxuss of speed governing air-introduced machine, instead of biography
The chimney stack pumping discharge of system.When being applied on little Miniature coal-fired boiler, it is easily installed, while decreasing because of strong wind, thunder
The extreme weathers such as electricity cause chimney stack to topple over, hurt sb.'s feelings, hindering the heavy losses such as thing.
3rd, this utility model desulfurizer mainly faces little Miniature coal-fired boiler, and especially heating boiler, bath boiler are had
Absolute advantagess, had both met the national environmental protection policy for putting into effect qualified discharge, were that user energy saving is consumed again, reached double at one stroke obtaining
Effect.
4th, this utility model desulfurizer structure design is simple, easy to install, while being convenient to clean safeguarding, takes up an area face
Product is little, and cost of investment is low, and income effect substantially, is worthy of popularization.
Description of the drawings
Structural representations of the Fig. 1 for this utility model desulfurizer；
Fig. 2 is the structural representation of spray ring in this utility model；
Fig. 3 is the structural representation that this utility model desulfurizer increases spiral heat exchange tube；
Wherein：1st, upper pipeline；2nd, speed governing air-introduced machine；3rd, spray ring；4th, three-stage filtration net；5th, cascade filtration net；6th, feed liquor
Pipe；7th, single filter net；8th, ring flange；9th, water circulating pump；10th, globe valve；11st, blowoff valve；12nd, lower pipeline；13rd, Intranet cylinder；
14th, admission line；15th, coal-burning boiler；16th, flange；17th, pipeline；18th, tank body；19th, doctor solution reserve pool；20th, dedusting cylinder；
21st, nozzle；22nd, outlet；23rd, water inlet；24th, switching valve；25th, threeway discharging valve.
Specific embodiment
Below by embodiment and combine accompanying drawing this utility model is described further, but not limited to this.
Embodiment 1：
As shown in Figure 1 to Figure 3, the present embodiment provides a kind of desulfurizer for little Miniature coal-fired boiler, including tank body
18 and doctor solution reserve pool 19, the lower pipeline 12 of upper pipeline 1, the bottom connection of top connection of tank body 18, the side connection of tank body 18
Admission line 14, is from bottom to top provided with single filter net 7, cascade filtration net 5, three-stage filtration net 4 and spray ring in tank body 18
3, spray ring 3 is connected with tank body lower part by external pipe, and tank body 18 is provided with an inlet, inlet by feed tube 6 with
Doctor solution reserve pool 19 connects, and globe valve 10 is provided with feed tube 6.
Wherein, the main part of tank body 18 is cylinder, and bottom is inverted cone, and tank body is from corrosion resistant steel system
Make, thickness of steel product is in more than 0.5cm.Water-level observation meter is additionally provided with tank body, water-level observation meter is used to observe injection in tank body
The liquid level of doctor solution.
It is provided with dedusting cylinder 20 in tank body, the aperture of dedusting cylinder is 10cm, dedusting cylinder 20 is connected with admission line 14
It is logical.Intranet cylinder 13 is provided with dedusting cylinder 20, the aperture of Intranet cylinder 13 is 10cm.By Intranet cylinder 13 and dedusting cylinder 20
It is inside and outside to use cooperatively, degree of purification can be improved.Flue gas into admission line effectively can be gone by dedusting cylinder, Intranet cylinder
Except some large granular impurities in flue gas, purifying smoke.
Single filter net 7, cascade filtration net 5, three-stage filtration net 4 are from steel plate more than etch-proof 0.3cm thickness
It is made, the aperture of single filter net is 8mm, and the aperture of cascade filtration net is 6mm, and the aperture of three-stage filtration net is 5mm.It is logical
The setting of three layer filtration net is crossed, can effectively stop the impurity of different-grain diameter in flue gas, it is to avoid which is entered in air.
The top of tank body is connected with upper pipeline 1 by speed governing air-introduced machine 2.Speed governing air-introduced machine can will be the air of tank body outside
Discharge, make in tank body, to form subnormal ambient, using the desulfurization and purification of flue gas, speed governing air-introduced machine can select different work(according to demand
The motor of rate size.
Nozzle 21 is uniformly arranged on spray ring 3, nozzle selects Venturi nozzle, Venturi nozzle injection great efforts, energy
It is enough that a water surface is formed in tank body circumference, the desulfurization without dead angle can be carried out to flue gas.
Water circulating pump 9 is provided with the external pipe that spray ring 3 is connected with tank body lower part, water circulating pump 9 is sustainably
Spray ring provides doctor solution, is easy to spray ring to form the stable water surface.
Embodiment 2：
A kind of desulfurizer for little Miniature coal-fired boiler, as described in Example 1, its difference is structure：Tank
Spiral heat exchange tube is provided with vivo, and a diameter of 4cm of spiral heat exchange tube, the two ends of spiral heat exchange tube are stretched out outside tank body, and spiral is changed
It is outlet 22 that one end of heat pipe is the water inlet 23, other end.Can be with water flowing, coolant etc. in spiral heat exchange tube, can be to tank
Heat exchange is carried out in vivo and plays the effect of cooling in tank body, while can reuse from outlet hot water out, effectively
Resource is saved.
Spiral heat exchange tube and switching valve 24 is provided with and feed tube 6 between, needs during blowdown, to be reached by the water of water inlet
Flow in tank body, tank body can be rinsed.
Threeway discharging valve 25 is additionally provided with the water inlet pipe of spiral heat exchange tube, by opening threeway discharging valve 25, Ke Yipai
Water in net spiral heat exchange tube, in order to avoid frozen pipe during winter supercool stoppage in transit.
Embodiment 3：
A kind of desulfurizer for little Miniature coal-fired boiler, as described in Example 1, its difference is structure：Tank
Body 18 includes upper and lower two parts, upper and lower two parts detachable connection.Specifically, upper and lower two parts pass through ring flange 16, leakproof
Water cushion connects, and is easy to the transport of tank body, installs and clean.
Set on lower pipeline and blowoff valve 11 is installed, when interim blowing out or pressure stove, blowoff valve 11 can be opened by tank body
Discarded doctor solution discharge.
Embodiment 4：
A kind of using method of the desulfurizer for little Miniature coal-fired boiler, specific operation process are as follows：
(1) bottom of tank body 18 stores doctor solution in advance, and the liquid level of doctor solution is below basket strainer and higher than water circulating pump
Entrance more than；Then the admission line 14 of desulfurizer and the chimney of coal-burning boiler 15 are coupled together by flange, flange
Connection is easily installed dismounting；
(2) start coal-burning boiler 15, after coal-burning boiler work is started working, open spray ring 3 and speed governing air-introduced machine 2, together
When ON cycle water pump 9 doctor solution is pumped to into spray ring 3, by the circle Venturi nozzle on spray ring 3 to tank body center
Injection, the doctor solution directive tank body center of injection forms a circular liquid level；The flue gas of discharged from coal-fired boiler passes through admission line
Into dedusting cylinder 20, Intranet cylinder 13, large granular impurity being stopped, flue gas is gradually by dedusting cylinder 20, Intranet cylinder 13
Contact with the circular liquid level of spray upwardly through after single filter net 7, cascade filtration net 5, three-stage filtration net 4, complete wet method and take off
Sulfur process；
(3) after the process of step (2), the flue gas in tank body is extracted out by speed governing air-introduced machine 2, and is gradually formed in tank body
Negative pressure, (can be set) according to the actual requirements when negative pressure reaches certain numerical value, open globe valve 10, in doctor solution reserve pool 19
Doctor solution be sucked in tank body 18 doctor solution in tank body supplemented；
(4) in 15 operation process of coal-burning boiler, 9 non-stop run of water circulating pump makes lasting water is formed in tank body 18
Curtain carries out lasting desulfurization to flue gas, and the flue gas after desulfurization is discharged by speed governing air-introduced machine 2；The temperature simultaneously because coal-burning boiler 15 is discharged fume
Degree is high, the spiral heat exchange tube arranged in tank body 18, and the high-temperature flue gas that doctor solution can be absorbed are by the raw water in spiral heat exchange tube
Double absorption is utilized, and can play a part of cooling tank body temperature, reaches the effect of energy-conservation.
Claims (10)
1. a kind of desulfurizer for little Miniature coal-fired boiler, it is characterised in that including tank body and doctor solution reserve pool, described
The upper pipeline of top connection of tank body, the lower pipeline of bottom connection, the side connection admission line of tank body are from bottom to top arranged in tank body
There are drainage screen and spray ring, spray ring is connected with tank body lower part by external pipe, tank body is provided with an inlet, inlet leads to
Piping is connected with doctor solution reserve pool.
2. the desulfurizer of little Miniature coal-fired boiler is used for as claimed in claim 1, it is characterised in that the drainage screen includes
Single filter net from bottom to up, cascade filtration net and three-stage filtration net.
3. the desulfurizer of little Miniature coal-fired boiler is used for as claimed in claim 1, it is characterised in that arranged on the tank body
There is water-level observation meter.
4. the desulfurizer of little Miniature coal-fired boiler is used for as claimed in claim 2, it is characterised in that arranged in the tank body
There is dedusting cylinder, the dedusting cylinder is connected with admission line.
5. the desulfurizer of little Miniature coal-fired boiler is used for as claimed in claim 4, it is characterised in that in the dedusting cylinder
Intranet cylinder is provided with, Intranet cylinder one end is connected with dedusting cylinder；
The online aperture of the single filter net, cascade filtration net, three-stage filtration is sequentially reduced.
6. the desulfurizer of little Miniature coal-fired boiler is used for as claimed in claim 1, it is characterised in that the top of the tank body
It is connected with upper pipeline by speed governing air-introduced machine.
7. the desulfurizer of little Miniature coal-fired boiler is used for as claimed in claim 1, it is characterised in that on the spray ring
Cloth is provided with nozzle, and the nozzle selects Venturi nozzle.
8. the desulfurizer of little Miniature coal-fired boiler is used for as claimed in claim 1, it is characterised in that the spray ring and tank
Water circulating pump is provided with the external pipe of body bottom connection；
Spiral heat exchange tube is provided with the tank body, the two ends of spiral heat exchange tube are stretched out outside tank body, and one end of spiral heat exchange tube is
Water inlet, the other end are outlet.
9. the desulfurizer of little Miniature coal-fired boiler is used for as claimed in claim 1, it is characterised in that the tank body includes
Lower two parts, upper and lower two parts detachable connection.
10. the desulfurizer of little Miniature coal-fired boiler is used for as claimed in claim 9, it is characterised in that described up and down two
Part passes through ring flange and leakproof water cushion connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621080667.8U CN206045704U (en) | 2016-09-26 | 2016-09-26 | A kind of desulfurizer for little Miniature coal-fired boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621080667.8U CN206045704U (en) | 2016-09-26 | 2016-09-26 | A kind of desulfurizer for little Miniature coal-fired boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206045704U true CN206045704U (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621080667.8U Expired - Fee Related CN206045704U (en) | 2016-09-26 | 2016-09-26 | A kind of desulfurizer for little Miniature coal-fired boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206045704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178801A (en) * | 2016-09-26 | 2016-12-07 | 张代功 | A kind of desulfurizer for little Miniature coal-fired boiler and application thereof |
-
2016
- 2016-09-26 CN CN201621080667.8U patent/CN206045704U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178801A (en) * | 2016-09-26 | 2016-12-07 | 张代功 | A kind of desulfurizer for little Miniature coal-fired boiler and application thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20180926 |
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| CF01 | Termination of patent right due to non-payment of annual fee |