CN107869714A

CN107869714A - A kind of less boiler that flue gas can be melted down to processing

Info

Publication number: CN107869714A
Application number: CN201711022223.8A
Authority: CN
Inventors: 黄世业
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-10-26
Filing date: 2017-10-26
Publication date: 2018-04-03

Abstract

The invention discloses a kind of less boiler that flue gas can be melted down to processing, include boiler body and return smoke pipe, smoking machine is arranged at top or the face outlet flue of the outlet flue of boiler body, smoking machine includes active flabellum, passive flabellum and air compressor machine, and air compressor machine blows active flabellum and burnt to drive passive flabellum with realizing that the flue gas inspiration of outlet flue discharge is returned smoke pipe and entered in combustion chamber；Smoke pipe one end is gone back to smoking machine to be connected, the other end connects the combustion chamber of boiler body, and return smoke pipe connect combustion chamber one end the end face combustion flame that is located at combustion chamber flame envelope on.It is of the invention to propose a kind of less boiler that flue gas be melted down to processing, on the basis of conventional boiler, add smoking machine and return smoke pipe, the flue gas for being discharged boiler by smoking machine and time smoke pipe is drawn onto in the stove of boiler again to burn, so as to realize the purpose of smoke elimination.Present invention power consumption is small, and large, medium and small enterprise can be helped to realize boiler smokeless emission, and the smokeless rate of boiler is up to more than 98%.

Description

A kind of less boiler that flue gas can be melted down to processing

Technical field

The present invention relates to boiler plant technical field, more particularly to a kind of less boiler that flue gas can be melted down to processing.

Background technology

Boiler is a kind of energy conversion, and the energy inputted to boiler has chemical energy, electric energy, high-temperature flue gas in fuel The form such as heat energy, and pass through boiler and change, outwards steam, high-temperature water or organic heat carrier of the output with certain heat energy.It is more For thermal power station, ship, locomotive and industrial and mining enterprises.

Boiler can produce certain flue gas in energy conversion, contained dust (including flying dust and carbon black) in boiler smoke, Sulphur and nitrogen oxide are all the materials for polluting air, and its discharge index can reach pollution control regulation index when not purified Several times are arrived decades of times, and these flue gases are directly discharged to that certain environmental pollution can be caused in air, and this is clearly not meet Environmental requirement.In the prior art, the measure for controlling these materials to discharge has burning pre-treatment, improves combustion technology, dedusting, takes off Sulphur and denitration etc..But one side cost is high, technology content is big；On the other hand, effect is also undesirable.

The content of the invention

The deficiency for more than, the present invention provide a kind of less boiler that flue gas can be melted down to processing, by by boiler smoke Again suck back in boiler and burn, to realize the purpose significantly to eliminate smoke.

To reach above-mentioned purpose, the present invention adopts the following technical scheme that：

A kind of less boiler that flue gas can be melted down to processing, include boiler body and return smoke pipe, the smoking machine is arranged at institute State the outlet flue of boiler body top or face described in outlet flue, the smoking machine includes active flabellum, passive flabellum And air compressor machine, the air compressor machine blow the active flabellum to drive the passive flabellum to discharge the outlet flue to realize Flue gas inspiration described in return smoke pipe and enter the burning Indoor Combustion；Described time smoke pipe one end is connected with smoking machine, another End connects the combustion chamber of the boiler body, and the end face of one end of the described time smoke pipe connection combustion chamber is located at the burning On the flame envelope of the combustion flame of room.

Further, the air line distance of the smoking machine and the outlet flue is 5-10cm.

Further, the smoking machine is provided with horn-like smoke collecting port, the collection in the one end for being provided with passive flabellum Mouth be located at the outlet flue top or face described in outlet flue.

Further, the bore of the smoke collecting port is more than the bore of the outlet flue.

Further, the air line distance of the smoke collecting port and the outlet flue is 0-20cm.

Compared with prior art, the beneficial effects of the invention are as follows：The present invention proposes a kind of nothing that flue gas can be melted down to processing Pipe bowl stove, on the basis of conventional boiler, add smoking machine and return smoke pipe, by smoking machine and return what smoke pipe discharged boiler Flue gas is drawn onto in the stove of boiler again to burn, so as to realize the purpose of smoke elimination.Present invention power consumption is small, can help large, medium and small enterprise Realize boiler smokeless emission, the smokeless rate of boiler is up to more than 98%.

Brief description of the drawings

In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment Accompanying drawing be briefly described.

Fig. 1 is the structural representation of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes.Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.

Fig. 1 is refer to, the preferred embodiment of the invention provides a kind of less boiler that flue gas can be melted down to processing, included Boiler body 1 and time smoke pipe 3, smoking machine 2 are arranged at the top of the outlet flue 11 of boiler body 1, and smoking machine 2, which includes, actively to be fanned Leaf 21, passive flabellum 22 and air compressor machine 23, air compressor machine 23 blow active flabellum 21 to drive passive flabellum 22 to realize to go out The flue gas inspiration that mouth 11 is discharged, which is returned smoke pipe 3 and entered in combustion chamber 12, burns；Go back to the one end of smoke pipe 3 with smoking machine 2 to be connected, separately One end connects the combustion chamber 12 of boiler body 1, and the end face for going back to one end that smoke pipe 3 connects combustion chamber 12 is located at the combustion of combustion chamber 12 Make a fire on the flame envelope of flame.

The present invention adds smoking machine 2 and returns smoke pipe 3 on the basis of conventional boiler, by smoking machine 2 and returns smoke pipe 3 The flue gas that boiler is discharged is drawn onto in the stove of boiler again and burnt, so as to realize the purpose of smoke elimination.Smoking machine 2 is added using Dual-blade The mode of air compressor machine 23.The flue gas to be sucked of smoking machine 2 is the just flue gas out of boiler body 1 out, therefore temperature is higher, adopts It is infeasible to suck the mode of flue gas that flabellum is directly driven with the motor of routine, and main cause is the height that motor can not bear flue gas Temperature so as to can not be long when, continuous work.The air-flow when present invention is run using air compressor machine 23 rotates active flabellum 21, active flabellum 21 rotate the air-flow formed drives passive flabellum 22 again, so as to the cigarette discharged by the rotation suction outlet flue 11 of passive flabellum 22 Gas.Using aforesaid way can avoid because caused by high-temperature flue gas motor can not normal work the problem of, it is possible to achieve when long, company Continuous work.The flue gas of the inspiration of smoking machine 2 enters back smoke pipe 3, then enters burning in combustion chamber 12 by returning smoke pipe 3.It is worth note Meaning, in of the invention, the end face of one end of time connection of smoke pipe 3 combustion chamber 12 is located at the flame envelope of the combustion flame of combustion chamber 12 On.The advantage of this set is：First, return the flue gas that smoke pipe 3 enters directly can fire on the flame envelope of the combustion flame of the highest temperature Burn, rather than in internal flame or elsewhere, so as to the efficiency high that eliminates smoke, avoiding the flue gas of suction could not fully burn once more Discharge the situation of boiler body 1；Second, the flue gas of suction does not blow to point of origin directly, the shadow to normal combustion in stove is avoided Ring, ensure that the normal work of boiler.In the present invention, outlet flue 11 is not what is be seamlessly connected with smoking machine 2, if outlet flue 11 are seamlessly connected with smoking machine 2, can cause whole device（Boiler body 1, smoking machine 2 and time smoke pipe 3）Excessively closing is so as to shadow Ring the internal pressure of device and then influence the normal work of boiler body 1 and the smoking of smoking machine 2.Therefore to leave certain intervals, Gap, therefore smoking machine 2 is arranged at the top of outlet flue 11, can also suck certain air simultaneously while flue gas is sucked, both Energy holding meanss internal pressure is stable also to supply oxygen needed for burning.

In a preferred embodiment, the air line distance of smoking machine 2 and outlet flue 11 is 5-10cm.Rational distance can protect Demonstrate,prove smoking machine 2 and interval, gap be present with outlet flue 11, and can ensures the suction of flue gas, avoided apart from excessive so that flue gas melts Dissipate and the situation of smoking machine 2 can not be sucked.

In a preferred embodiment, smoking machine 2 is provided with horn-like smoke collecting port in the one end for being provided with passive flabellum 22 24, smoke collecting port 24 is located at the top of outlet flue 11.Horn-like smoke collecting port 24 can expand the scope of flue gas suction, so as to improve Smoking efficiency.The bore of smoke collecting port 24 is more than the bore of outlet flue 11 so that even if flue gas is laxed from outlet flue 11 is out rear, It can be covered and then be inhaled into smoking machine 2 by horn-like smoke collecting port 24.The bottom of smoke collecting port 24 is straight with outlet flue 11 Linear distance is 0-20cm.Because the presence of smoke collecting port 24 and the bore of smoke collecting port 24 are more than the bore of outlet flue 11, therefore collect The bottom of mouth 24 can be concordant with outlet flue 11, can so remain with necessary interval, gap, it is also possible that flue gas from Outlet flue 11 can be sucked directly by smoking machine 2 again once out as smoke collecting port 24, so as to ensure that complete smoking.

The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any Those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should It is included within the scope of the present invention.Therefore, protection scope of the present invention should using the scope of the claims as It is accurate.

Claims

1. a kind of less boiler that flue gas can be melted down to processing, includes boiler body（1）With time smoke pipe（3）, it is characterised in that： The smoking machine（2）It is arranged at the boiler body（1）Outlet flue（11）Top or face described in outlet flue（11）, institute State smoking machine（2）Include active flabellum（21）, passive flabellum（22）And air compressor machine（23）, the air compressor machine（23）Blow described Active flabellum（21）To drive the passive flabellum（22）To realize the outlet flue（11）Described in the flue gas inspiration of discharge Return smoke pipe（3）And enter the combustion chamber（12）Interior burning；Described time smoke pipe（3）One end and smoking machine（2）It is connected, the other end Connect the boiler body（1）Combustion chamber（12）, and described time smoke pipe（3）Connect the combustion chamber（12）One end end face Positioned at the combustion chamber（12）Combustion flame flame envelope on.

2. the less boiler according to claim 1 that flue gas can be melted down to processing, it is characterised in that：The smoking machine（2） With the outlet flue（11）Air line distance be 5-10cm.

3. the less boiler according to claim 1 that flue gas can be melted down to processing, it is characterised in that：The smoking machine（2） It is being provided with passive flabellum（22）One end be provided with horn-like smoke collecting port（24）, the smoke collecting port（24）Positioned at the smoke Mouthful（11）Top or face described in outlet flue（11）.

4. the less boiler according to claim 3 that flue gas can be melted down to processing, it is characterised in that：The smoke collecting port（24） Bore be more than the outlet flue（11）Bore.

5. the less boiler according to claim 4 that flue gas can be melted down to processing, it is characterised in that：The smoke collecting port（24） With the outlet flue（11）Air line distance be 0-20cm.