CN207886980U - A kind of thermal power generation smoke discharging device - Google Patents

Abstract

The utility model is related to field of thermal power, more particularly to a kind of thermal power generation smoke discharging device, including catalyst chamber, smoke-discharging dust-eliminating device, the catalyst chamber is equipped with smoke inlet one, smoke outlet one, catalyst chamber top is equipped with air inlet, smoke-discharging dust-eliminating device includes tubular smoke evacuation chimney, smoke evacuation chimney lower part is equipped with the smoke inlet two being connected to smoke outlet one, smoke evacuation chimney is tilted to be equipped with filter device, filter device includes being obliquely installed filter screen, filter screen separates smoke evacuation chimney inner cavity up and down, and two bottom end of smoke inlet is filter screen least significant end, and it is stupefied to be provided with sawtooth on filter screen；Smoke evacuation chimney bottom is equipped with pond body, and inclined partition board is equipped in the middle part of pond body, and the extreme higher position of partition board is equipped with leakage hole, and the extreme lower position of partition board is equipped with sewage draining exit one, water pump is equipped in the lower layer of pond body, pond body lowermost end is equipped with sewage draining exit two；The spraying device being connected to water pump is provided at the top of smoke evacuation chimney；The utility model is simple in structure, and filtering, efficiency of dust collection are good.

Description

A kind of thermal power generation smoke discharging device

Technical field

The utility model is related to field of thermal power more particularly to a kind of thermal power generation smoke discharging devices.

Background technology

As the gradually loose and country of China Power supply is to energy-saving attention, China starts to go into overdrive to adjust The structure of whole thermal power industry, thermal power generation are the thermal energy generated in burning using combustible, pass through generation power device It is converted into a kind of generation mode of electric energy, is much to carry out combustion power generation using coal-fired, however can be deposited during fire coal In many drawbacks, once coal substance combustion is insufficient to will produce many pernicious gases, and nearby annular causes flyash in power station Pollution, many small particles of pollution objects are existed everywhere, and have many harmful effects to the growth of people’s lives and plant.

Currently, there is measure in major power station for what pollution that caused by coal burning was formulated, it can will be at the flue gas that discharged after fire coal Reason, however common desulfurization, dust-extraction unit are too simple, to pollutant process not enough thoroughly, it is still to contain to be emitted into aerial There is impurity.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art, avoid the flue gas pollutant of coal-fired thermal power generation compared with More, processing is not thorough, and provides a kind of thermal power generation smoke discharging device, and the utility model is simple in structure, filtering, dedusting Excellent in efficiency.

The purpose of this utility model is achieved by the following measures：A kind of thermal power generation smoke discharging device, packet Catalyst chamber, smoke-discharging dust-eliminating device are included, described catalyst chamber one end is smoke inlet one, and the other end is smoke outlet one, the catalysis ceiling End is equipped with air inlet, and the smoke-discharging dust-eliminating device includes tubular smoke evacuation chimney, and the smoke evacuation chimney lower part is equipped with smoke inlet two, the row Mouth one is connected by pipeline with smoke inlet two, and the smoke evacuation chimney is tilted to be provided with filter device, the filter device packet The filter screen being obliquely installed at smoke inlet two is included, the filter screen separates smoke evacuation chimney inner cavity up and down, and two bottom end of smoke inlet Place is filter screen least significant end, and it is stupefied to be provided with sawtooth on the filter screen；The smoke evacuation chimney bottom is equipped with pond body, the pond body middle part It is provided with inclined partition board, pond body is divided into upper and lower two layers by the partition board, and the extreme higher position of the partition board is provided with leakage hole, The extreme lower position of partition board is provided with sewage draining exit one, and water pump is provided in the lower layer of pond body, and pond body lowermost end is provided with sewage draining exit two； Spraying device is provided at the top of the smoke evacuation chimney, the spraying device is connected to by pipeline with water pump.

Preferably, the air inlet is provided with air blower.

Preferably, the smoke evacuation chimney madial wall is provided with no less than two rectangle grooves, the groove and is vertically arranged vertically.

Preferably, stupefied no less than two of the sawtooth, and sawtooth is stupefied is arranged in parallel, the stupefied orientation of sawtooth and smoke inlet two Material flows direction is perpendicular.

Preferably, strip stopper is provided on partition board.

Preferably, the spraying device is the spraying ring being set at the top of smoke evacuation chimney, is equipped on the spraying ring n high Nozzle, n is pressed to be more than 2.

Preferably, it is provided with maintenance door on the smoke evacuation chimney.

Preferably, the smoke outlet one is higher than smoke inlet two, and the pipeline that smoke outlet one is connect with smoke inlet two tilts installation.

The utility model has the beneficial effects that：The tapping equipment of the utility model, structure rationalization, by the flue gas of desulfurization It can be introduced into catalyst chamber, convert carbon monoxide to harmless carbon dioxide, hereafter can enter the saw in chimney with filtering up Tooth is stupefied to collide, rubs, filtering, and can remove the pollution impurity of a part, and the spraying device of chimney top can spray always Water, water can be fallen into pond body, and the water after clarification, which can reuse, to be sent to spraying device, this infrastructure cost is low, high dust collection efficiency, Meet energy-saving and emission-reduction standard.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is smoke evacuation chimney sidewall sections structural schematic diagram.

Fig. 3 is the part-structure schematic diagram of filter screen and the stupefied combination of sawtooth.

In figure：1- catalyst chambers, 2- smoke inlets one, 3- smoke outlets one, 4- air inlets, 5- smoke evacuation chimneys, 6- smoke inlets two, 7- mistakes Strainer, 8- sawtooth are stupefied, 9- pond bodies, 10- partition boards, 11- leakage holes, 12- sewage draining exits one, 13- water pumps, 14- sewage draining exits two, 15- sprays Mist ring, 16- air blowers, 17- grooves, 18- stoppers, 19- maintenance doors, 20- high-pressure nozzles.

Specific implementation mode

In order to deepen the understanding to the utility model, the utility model is made below in conjunction with embodiment and attached drawing further It is described in detail.

Embodiment 1：As shown in Figure 1, Figure 2, Figure 3 shows, a kind of thermal power generation smoke discharging device, including catalyst chamber 1, smoke evacuation Dust-extraction unit, catalyst chamber one end are smoke inlet 1, and the other end is smoke outlet 1, and catalyst chamber top is equipped with air inlet 4, air inlet Place is provided with air blower 16, and the flue gas of the discharge after coal burning can first pass through desulfurization, the flue gas after desulfurization from smoke inlet 1 into Enter into catalyst chamber 1, can constantly blow air into catalyst chamber by air blower, the carbon monoxide in flue gas is contacted with air at this time Carbon dioxide is generated, pernicious gas is become harmless, then smoke-discharging dust-eliminating device is expelled to from smoke outlet 1.

Smoke-discharging dust-eliminating device includes tubular smoke evacuation chimney 5, and smoke evacuation chimney lower part is equipped with smoke inlet 26, and smoke outlet one passes through pipeline It is connected with smoke inlet two, and smoke outlet one is higher than smoke inlet two, the pipeline that smoke outlet one is connect with smoke inlet two tilts peace Dress, smoke evacuation chimney is tilted to be provided with filter device, and filter device includes the filter screen 7 being obliquely installed at smoke inlet two, filtering Net separates smoke evacuation chimney inner cavity up and down, and two bottom end of smoke inlet is filter screen least significant end, and sawtooth is installed on filter screen Stupefied 8, stupefied no less than two of sawtooth, and sawtooth is stupefied is arranged in parallel, there are certain gap, this slit sources between every two sawtooth are stupefied What is gone out is filter screen, and the stupefied orientation of sawtooth and two material flows direction of smoke inlet are perpendicular, when the flue dust of discharge is from into cigarette Mouthfuls two enter in smoke evacuation chimneys after can first collide to strainer, and with the stupefied phase friction of sawtooth, the impurity of bulky grain can then be trapped to On strainer, or be bonded in sawtooth it is stupefied on；Smoke evacuation chimney bottom is equipped with pond body 9, and inclined partition board 10, partition board are provided in the middle part of pond body Pond body is divided into upper and lower two layers, the extreme higher position of partition board is provided with leakage hole 11, and the extreme lower position of partition board is provided with sewage draining exit one 12, and strip stopper 18 is additionally provided on partition board, water pump 13 is provided in the lower layer of pond body, pond body lowermost end is provided with row Dirty mouth 2 14 is provided with spraying device at the top of smoke evacuation chimney, and spraying device is connected to by pipeline with water pump, the spray in the present embodiment Mist device is the spraying ring 15 being set at the top of smoke evacuation chimney, and n high-pressure nozzle 20 is equipped on the spraying ring, and n is more than 2, height The number of pressure nozzle is designed according to demand, and smoke evacuation chimney madial wall is provided with no less than two rectangle grooves 17, groove vertically It is vertically arranged, can also be glued with groove corner angle frictional impact, dust granule during the flue gas of discharge rises in smoke evacuation chimney Knot in the trench, due to the process that the high-pressure nozzle of annular distribution is sprayed downwards, is equivalent to discharge chimney top and forms one layer of water The lid of mist, flue gas need first to go out one's water breaks mist, and particle is retained by water mist to land, and water mist is sprinkled upon smoke evacuation chimney inner wall and forms water Film, dirty water can be flowed along groove to smoke evacuation chimney bottom, flow to the upper layer of pond body, due to being obliquely installed for partition board, dirty water is in pond body The process and clear process that upper layer is slowly gone up, and also have the blocking of strip stopper 18, dirty material is deposited, and is relatively clarified Water flow into pond body lower layer from the top of partition board, clean water can be evacuated to spraying device and continued with by water pump, save resource； Maintenance door 19 is provided on smoke evacuation chimney.

Claims (8)

1. a kind of thermal power generation smoke discharging device, it is characterised in that：Including catalyst chamber, smoke-discharging dust-eliminating device, the catalysis Room one end is smoke inlet one, and the other end is smoke outlet one, and the catalyst chamber top is equipped with air inlet, the smoke-discharging dust-eliminating device packet Tubular smoke evacuation chimney is included, the smoke evacuation chimney lower part is equipped with smoke inlet two, and the smoke outlet one is connected by pipeline with smoke inlet two, The smoke evacuation chimney is tilted to be provided with filter device, and the filter device includes the filter screen being obliquely installed at smoke inlet two, The filter screen separates smoke evacuation chimney inner cavity up and down, and two bottom end of smoke inlet is filter screen least significant end, is set on the filter screen It is stupefied to be equipped with sawtooth；The smoke evacuation chimney bottom is equipped with pond body, is provided with inclined partition board in the middle part of the pond body, and the partition board is by pond body It is divided into upper and lower two layers, the extreme higher position of the partition board is provided with leakage hole, and the extreme lower position of partition board is provided with sewage draining exit one, pond Water pump is provided in the lower layer of body, pond body lowermost end is provided with sewage draining exit two；It is provided with spraying device at the top of the smoke evacuation chimney, The spraying device is connected to by pipeline with water pump.

2. thermal power generation smoke discharging device according to claim 1, it is characterised in that：The air inlet is provided with Air blower.

3. thermal power generation smoke discharging device according to claim 1, it is characterised in that：The smoke evacuation chimney madial wall is perpendicular No less than two rectangle grooves, the groove has been headed straight for be vertically arranged.

4. thermal power generation smoke discharging device according to claim 1, it is characterised in that：The sawtooth stupefied no less than two Item, and sawtooth is stupefied is arranged in parallel, the stupefied orientation of sawtooth and two material flows direction of smoke inlet are perpendicular.

5. thermal power generation smoke discharging device according to claim 1, it is characterised in that：Strip resistance is provided on partition board Block.

6. thermal power generation smoke discharging device according to claim 1, it is characterised in that：The spraying device is setting Spraying ring at the top of smoke evacuation chimney, n high-pressure nozzle is equipped on the spraying ring, and n is more than 2.

7. thermal power generation smoke discharging device according to claim 1, it is characterised in that：It is provided on the smoke evacuation chimney Maintenance door.

8. thermal power generation smoke discharging device according to claim 1, it is characterised in that：The smoke outlet one be higher than into Mouth two, the pipeline that smoke outlet one is connect with smoke inlet two tilt installation.