CN206973607U - Utilize the air pre-heater with rotary heating surface of heat smoke preheating rotor cold end - Google Patents
Utilize the air pre-heater with rotary heating surface of heat smoke preheating rotor cold end Download PDFInfo
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- CN206973607U CN206973607U CN201720913608.2U CN201720913608U CN206973607U CN 206973607 U CN206973607 U CN 206973607U CN 201720913608 U CN201720913608 U CN 201720913608U CN 206973607 U CN206973607 U CN 206973607U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
Utilize the air pre-heater with rotary heating surface of heat smoke preheating rotor cold end, including rotor, one end of rotor is hot junction, the other end is cold end, the hot junction of rotor is provided with smoke inlet, high pressure First air exports and the outlet of low-pressure secondary wind, the cold end of rotor is provided with outlet flue, wind inlet of high pressure and low-pressure secondary wind inlet, outlet flue is connected with smoke inlet by passing axially through the exhaust gases passes of rotor, wind inlet of high pressure exports with high pressure First air to be connected by passing axially through the high pressure First air passage of rotor, low-pressure secondary wind inlet exports with low-pressure secondary wind to be connected by passing axially through the low-pressure secondary wind passage of rotor.The purpose is to provide a kind of be reduced or avoided on the inwall of bin and dust stratification, incrustation on the surface of heat transfer element, clear up on the inwall of bin and dust stratification is more convenient on the surface of heat transfer element, heat exchange efficiency is high, the air pre-heater with rotary heating surface that rotor cold end is preheated using heat smoke of service life length.
Description
Technical field
It the utility model is related to a kind of air pre-heater with rotary heating surface that rotor cold end is preheated using heat smoke.
Background technology
Existing air pre-heater with rotary heating surface, vertically can be rotationally in housing typically including housing
Columnar rotor is installed, the vertical direction in rotor radially is provided with multiple dividing plates, and rotor is divided into several by dividing plate
Fan-shaped bin, heat transfer element is respectively equipped with each bin, the right side of housing is vertically provided with exhaust gases passes, and flue gas leads to
Road passes through the bin of housing internal rotor, and the lower end of exhaust gases passes i.e. the cold end of rotor are outlet flue, the upper end of exhaust gases passes
Namely the hot junction of rotor is smoke inlet, and the left side of housing is vertically respectively equipped with low-pressure secondary wind passage and high pressure once
Wind passage, low-pressure secondary wind passage and high pressure First air passage are each passed through the bin of housing internal rotor, low-pressure secondary wind passage
It is air inlet with the lower end of high pressure First air passage namely the cold end of rotor, low-pressure secondary wind passage and high pressure First air passage
Upper end namely the hot junction of rotor are air outlet, and when in use, rotor rotates under the dragging of motor, the flue gas with amount of heat
Pass through exhaust gases passes, and heat the heat transfer element that each bin internal rotation being located in exhaust gases passes passes through, allow biography
The temperature of thermal element raises rapidly, when heated heat transfer element rotates to low-pressure secondary wind passage, in high pressure First air passage
Afterwards, will be heated from bottom to top by the air of low-pressure secondary wind passage, high pressure First air passage by heat transfer element, so as to by cigarette
Heat transfer in gas is given by low-pressure secondary wind passage, the air of high pressure First air passage.But existing heating surface swinging
Air preheater in use, a certain amount of can be condensed when compared with low temperature is had through in the flue gas of exhaust gases passes and is in a liquid state
Coagulation, coagulation in these flue gases is when being placed through in exhaust gases passes the bin on rotor, if bin inwall
Temperature is relatively low, and coagulation will be deposited on the inwall of the bin of temperature lower and on the surface of heat transfer element, due to there is this
The presence of coagulation in a little flue gases, it can cause to build up substantial amounts of dust on the inwall of bin and on the surface of heat transfer element, and
Exhaust gases passes, low-pressure secondary wind passage, high pressure First air passage is ultimately resulted in seriously to be obstructed, heat exchange efficiency is greatly lowered, with
As for that must not need not carry out cleaning dredging, equipment could normal work.In addition, on the inwall of existing cleaning bin and conduct heat
The method for the dust built up on the surface of element is to utilize pressed gas soot blowing, and its cleaning effect is poor, causes equipment heat exchange effect
Rate reduces, and causes the waste of the energy.
The relatively low situation of the temperature of above-mentioned bin inwall appears in the cold end of rotor more, because the air into rotor can be high
The cold end of rotor is efficient cooled down, when the cold end of rotor rotates into exhaust gases passes soon, the temperature of rotor cold end is also without liter
When getting up, coagulation in flue gas will on the inwall of the bin and surface of heat transfer element build up, cause exhaust gases passes, low pressure two
Secondary wind passage, high pressure First air passage are seriously obstructed, and heat exchange efficiency is greatly lowered.
Utility model content
The purpose of this utility model is to provide a kind of be reduced or avoided on the inwall of bin and on the surface of heat transfer element
Dust stratification, incrustation, are cleared up on the inwall of bin and dust stratification, incrustation are more convenient on the surface of heat transfer element, and heat exchange efficiency is high, uses
The air pre-heater with rotary heating surface that rotor cold end is preheated using heat smoke of long lifespan.
The air pre-heater with rotary heating surface of the present utility model that rotor cold end is preheated using heat smoke, including rotor,
Rotor is installed in rotation in frame, and one end of rotor is hot junction, and the other end is cold end, the hot junction of rotor be provided with smoke inlet,
High pressure First air is exported and the outlet of low-pressure secondary wind, smoke inlet are connected with the outlet of high-temperature flue gas pipeline, and the cold end of rotor is provided with
Outlet flue, wind inlet of high pressure and low-pressure secondary wind inlet, outlet flue are connected with the import of low-temperature flue gas pipeline, outlet flue with
Smoke inlet is connected by passing axially through the exhaust gases passes of rotor, and wind inlet of high pressure and high pressure First air are exported by along axle
It is connected to the high pressure First air passage through rotor, low-pressure secondary wind inlet is turned with the outlet of low-pressure secondary wind by passing axially through
The low-pressure secondary wind passage of son is connected；
Hot junction fanning strip between smoke secondary wind is provided between smoke inlet and low-pressure secondary the wind outlet of the hot end of rotor, is turned
Provided with cold end sector plate between smoke secondary wind between the outlet flue and low-pressure secondary wind inlet of sub- cold end；
Hot junction fanning strip between first flue gas wind is provided between smoke inlet and high pressure the First air outlet of hot end of rotor, rotor is cold
Provided with cold end sector plate between first flue gas wind between wind inlet of outlet flue and high pressure at end；
Low-pressure secondary wind and high pressure are provided between the outlet of low-pressure secondary wind and the outlet of high pressure First air of hot end of rotor once
Hot junction fanning strip between wind, be provided between wind inlet of low-pressure secondary wind inlet and high pressure of rotor cold end low-pressure secondary wind with it is high
Cold end sector plate between pressure First air；
The outside of the rotor is provided with high-temperature flue gas conveyance conduit, and blower fan, high temperature are in series with high-temperature flue gas conveyance conduit
The air inlet of smoke conveying duct communicates with high-temperature flue gas pipeline, and the cold of rotor is led in the gas outlet of high-temperature flue gas conveyance conduit
End, the gas outlet of high-temperature flue gas conveyance conduit is between outlet flue and smoke secondary wind between cold end sector plate, or high temperature
The gas outlet of smoke conveying duct between outlet flue and first flue gas wind between cold end sector plate, high-temperature flue gas conveyance conduit
Gas outlet is communicated by passing axially through the heat time cigarette channel of rotor with high-temperature flue gas pipeline or smoke inlet.
The air pre-heater with rotary heating surface of the present utility model that rotor cold end is preheated using heat smoke, wherein the height
Hot cigarette guiding cover is provided with the air outlet of warm smoke conveying duct.
The air pre-heater with rotary heating surface of the present utility model that rotor cold end is preheated using heat smoke, wherein described turn
The axis of son is located at vertical direction, and outlet flue is located at the lower section of smoke inlet, and wind inlet of high pressure is located at the outlet of high pressure First air
Lower section, low-pressure secondary wind inlet be located at low-pressure secondary wind outlet lower section.
It is of the present utility model using heat smoke preheat rotor cold end air pre-heater with rotary heating surface, wherein it is described enter
It is provided with to guide into cigarette at mouth and covers, high pressure First air exit is provided with air-out of high pressure guiding cover, low-pressure secondary wind exit
Guide and cover provided with low-pressure secondary air-out, smoke guiding cover is provided with outlet flue, high pressure First air entrance is once entered provided with high pressure
Wind guiding is covered, and low-pressure secondary air intake guiding cover is provided with low-pressure secondary wind inlet.
It is of the present utility model using heat smoke preheat rotor cold end air pre-heater with rotary heating surface, wherein it is described enter
Mouth, the outlet of high pressure First air and the outlet of low-pressure secondary wind and outlet flue, wind inlet of high pressure and low-pressure secondary wind inlet
It is respectively fan-shaped.
The air pre-heater with rotary heating surface of the present utility model that rotor cold end is preheated using heat smoke, wherein the heat
Return between the air inlet and outlet flue of cigarette channel and be provided with hot cigarette wind fanning strip, the air inlet that the heat returns cigarette channel is fan-shaped.
The air pre-heater with rotary heating surface of the present utility model that rotor cold end is preheated using heat smoke, wherein the height
The pipe valve for regulating air volume is in series with warm smoke conveying duct.
Air pre-heater with rotary heating surface of the present utility model using heat smoke preheating rotor cold end is when in use, high
Sub-fraction heat smoke in warm flue can be pumped into the air inlet of high-temperature flue gas conveyance conduit by blower fan, then pass through high temperature cigarette
The air outlet in letter shoot road enters heat and returns cigarette channel, and entering heat from the air outlet of high-temperature flue gas conveyance conduit in heat smoke returns cigarette
During passage, i.e., heat smoke in high-temperature flue gas conveyance conduit delivers into heat by blower fan and returns cigarette channel during this, heat smoke
Can via high-temperature flue gas conveyance conduit enter heat return cigarette channel, heat rotor on by heat return cigarette channel each bin and
Heat transfer element in bin, the temperature for the rotor cold end that will rotate into exhaust gases passes thus can be allowed to rise to come in advance,
After rotor enters exhaust gases passes, because the temperature of rotor cold end is higher so that the condensable matter in flue gas can not condense bin
Inwall and on the heat transfer element in bin, along with high speed by heat returns each bin inwall of cigarette channel and in bin
The circulation thermal current on surface of heat transfer element can blow off and there may be bin inwall and on the heat transfer element in bin
Dust and incrustation, its surface is made not accumulate dust, incrustation.Therefore, it is of the present utility model to utilize heat smoke preheating rotor cold end
Air pre-heater with rotary heating surface can improve the heat exchange efficiency and service life of equipment, to avoid energy waste, and can subtract
Few manual cleaning number, reduce the labor intensity of worker.
Specific embodiment of the present utility model is further described in detail below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the air pre-heater with rotary heating surface of the present utility model that rotor cold end is preheated using heat smoke under
The stereogram looked up；
Fig. 2 is that the air pre-heater with rotary heating surface of the present utility model that rotor cold end is preheated using heat smoke is eliminated
The stereogram seen from bottom to top of hot cigarette guiding cover；
Fig. 3 is the air pre-heater with rotary heating surface of the present utility model that rotor cold end is preheated using heat smoke from upper
The stereogram to look down.
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, the heating surface swinging sky of the present utility model that rotor cold end is preheated using heat smoke
Air preheater, including rotor 1, multiple dividing plates are provided with rotor 1, the plate face of dividing plate is axially arranged along rotor 1, and dividing plate is by rotor 1
Several fan-shaped bins are divided into, heat transfer element is respectively equipped with each bin, rotor 1 is installed in rotation on frame (figure
In be not drawn into) on, one end of rotor 1 is hot junction, and the other end is cold end, and the hot junction of rotor 1 is provided with smoke inlet 3, high pressure First air
Outlet 4 and low-pressure secondary wind outlet 5, smoke inlet 3 is connected with the outlet of high-temperature flue gas pipeline 19, and the cold end of rotor 1 is provided with smoke
Mouth 6, wind inlet 7 of high pressure and low-pressure secondary wind inlet 8, outlet flue 6 are connected with the import of low-temperature flue gas pipeline, outlet flue 6
It is connected with smoke inlet 3 by passing axially through the exhaust gases passes of rotor 1, wind inlet 7 of high pressure and high pressure First air outlet 4 are logical
Cross and pass axially through the high pressure First air passage of rotor 1 and be connected, low-pressure secondary wind inlet 8 passes through edge with low-pressure secondary wind outlet 5
It is connected axially across the low-pressure secondary wind passage of rotor 1；
Hot junction fanning strip between smoke secondary wind is provided between smoke inlet 3 and low-pressure secondary the wind outlet 5 in the hot junction of rotor 1
9, cold end sector plate 10 between smoke secondary wind is provided between the outlet flue 6 and low-pressure secondary wind inlet 8 of the cold end of rotor 1；Flue gas two
Hot junction fanning strip 9 is connected with frame (being not drawn into figure) installation respectively between cold end sector plate 10 and smoke secondary wind between secondary wind.
Hot junction fanning strip 11 between first flue gas wind is provided between smoke inlet 3 and high pressure the First air outlet 4 in the hot junction of rotor 1,
Provided with cold end sector plate 12 between first flue gas wind between wind inlet 7 of outlet flue 6 and high pressure of the cold end of rotor 1；First flue gas
Cold end sector plate 12 is connected with frame (being not drawn into figure) installation respectively between hot junction fanning strip 11 and first flue gas wind between wind.
Low-pressure secondary wind and high pressure one are provided between the low-pressure secondary wind outlet 5 and high pressure First air outlet 4 in the hot junction of rotor 1
Hot junction fanning strip 15 between secondary wind, low pressure two is provided between wind inlet 7 of low-pressure secondary wind inlet 8 and high pressure of the cold end of rotor 1
Cold end sector plate 16 between secondary wind and high pressure First air；Hot junction fanning strip 15 and low-pressure secondary between low-pressure secondary wind and high pressure First air
Cold end sector plate 16 is connected with frame (being not drawn into figure) installation respectively between wind and high pressure First air.
Described turn (1 outside is provided with high-temperature flue gas conveyance conduit 14, and blower fan is in series with high-temperature flue gas conveyance conduit 14
13, the air inlet of high-temperature flue gas conveyance conduit 14 communicates with high-temperature flue gas pipeline 19, the gas outlet of high-temperature flue gas conveyance conduit 14
Lead to the cold end of rotor 1, the gas outlet of high-temperature flue gas conveyance conduit 14 cold end sector plate between outlet flue 6 and smoke secondary wind
Between 10, or high-temperature flue gas conveyance conduit 14 gas outlet between outlet flue 6 and first flue gas wind cold end sector plate 12
Between, cigarette channel 18 and high-temperature flue gas pipe are returned in the gas outlet of high-temperature flue gas conveyance conduit 14 by passing axially through the heat of rotor 1
Road 19 or smoke inlet 3 communicate.The flue gas of the outflow of cigarette channel 18 is returned from heat can enter smoke inlet 3, then flow to outlet flue 6, then suitable
The discharge of low-temperature flue gas pipeline.
The gas outlet of above-mentioned high-temperature flue gas conveyance conduit 14 between outlet flue 6 and smoke secondary wind cold end sector plate 10 it
Between, or high-temperature flue gas conveyance conduit 14 gas outlet between outlet flue 6 and first flue gas wind between cold end sector plate 12,
Relevant with the steering of rotor 1, the heat transfer element on the requires of the utility model rotor 1 is preferably straight after leaving heat and returning cigarette channel 18
Tap into and entered high pressure First air after leaving heat and returning cigarette channel 18 into the heat transfer element on exhaust gases passes, rather than rotor 1
Passage or low-pressure secondary wind passage.
As further improvement of the utility model, draw at the air outlet of above-mentioned high-temperature flue gas conveyance conduit 14 provided with hot cigarette
Lead cover 17.
As further improvement of the utility model, the axis of above-mentioned rotor 1 is located at vertical direction, outlet flue 6 be located at into
The lower section of mouth 3, wind inlet 7 of high pressure are located at the lower section of high pressure First air outlet 4, and low-pressure secondary wind inlet 8 is located at low pressure
The lower section of Secondary Air outlet 5.
As further improvement of the utility model, it is provided with to guide into cigarette at above-mentioned smoke inlet 3 and covers, the outlet of high pressure First air
Air-out of high pressure guiding cover is provided with 4, low-pressure secondary air-out guiding cover is provided with low-pressure secondary wind outlet 5, is set at outlet flue 6
There is smoke guiding cover, air intake guiding cover of high pressure is provided with wind inlet 7 of high pressure, is provided with low-pressure secondary wind inlet 8 low
Press secondary air guiding cover.
As further improvement of the utility model, above-mentioned smoke inlet 3, high pressure First air outlet 4 and low-pressure secondary wind go out
Mouth 5 and outlet flue 6, wind inlet 7 of high pressure and low-pressure secondary wind inlet 8 are respectively sector.
As further improvement of the utility model, above-mentioned heat returns the air inlet of cigarette channel (18), and (namely high-temperature flue gas is defeated
Send the air outlet of pipeline 14) hot cigarette wind fanning strip 2 is provided between outlet flue 6, the air inlet that the heat returns cigarette channel 18 is fan
Shape.Hot cigarette wind fanning strip 2 is connected with frame (being not drawn into figure) installation.
As further improvement of the utility model, it is in series with above-mentioned high-temperature flue gas conveyance conduit 14 for adjusting air quantity
The pipe valve (being not drawn into figure) of size.
It is of the present utility model using heat smoke preheat rotor cold end air pre-heater with rotary heating surface when in use, its
Rotor 1 rotates under the dragging of motor, and the flue gas with amount of heat enters exhaust gases passes by the smoke inlet 3 in the hot junction of rotor 1, adds
The heat transfer element that each bin internal rotation of the thermal potential in exhaust gases passes 3 passes through, allows the temperature of heat transfer element to raise rapidly, then
Flue gas leaves exhaust gases passes from the outlet flue 6 of the cold end of rotor 1, when heated heat transfer element rotate to low-pressure secondary wind passage 4,
After in high pressure First air passage 5, low-pressure secondary wind passage is entered and by rotor by the low-pressure secondary wind inlet 8 of the cold end of rotor 1
The air that wind inlet 7 of high pressure of 1 cold end enters high pressure First air passage can be heated by heat transfer element respectively, so as to by flue gas
In heat transfer give by low-pressure secondary wind passage, the air of high pressure First air passage.
Sub-fraction heat smoke in high-temperature flue gas pipeline 19 can be pumped into entering for high-temperature flue gas conveyance conduit 14 by blower fan 13
Air port, then heat time cigarette channel 18 is entered by the air outlet of high-temperature flue gas conveyance conduit 14, conveyed in heat smoke from high-temperature flue gas
When the air outlet of pipeline 14 enters heat and returns cigarette channel 18, i.e., the heat smoke in high-temperature flue gas conveyance conduit 14 by blower fan 13 convey into
Enter heat and return cigarette channel 18 during this, heat smoke can enter heat via high-temperature flue gas conveyance conduit 14 and return cigarette channel 18, heating
Each bin of cigarette channel 18 and the heat transfer element in bin are returned by heat on rotor, thus can allow to be rotated into
The temperature for entering the cold end of rotor 1 of exhaust gases passes rises to come in advance, after rotor 1 enters exhaust gases passes, due to the temperature of the cold end of rotor 1
Degree is higher so that condensable matter in flue gas can not condensation bin chamber interior walls and on the heat transfer element in bin, along with height
The circulation thermal current that speed goes back to the surface of each bin inwall of cigarette channel 18 and the heat transfer element in bin by heat can be blown off
Bin inwall and the dust and incrustation on the heat transfer element in bin are there may be, makes its surface not accumulate dust, product
Dirt.Therefore, the air pre-heater with rotary heating surface of the present utility model that rotor cold end is preheated using heat smoke can improve equipment
Heat exchange efficiency and service life, to avoid energy waste, and manual cleaning number can be reduced, reduce the labor intensity of worker.
Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality
New scope is defined, under the premise of the utility model design spirit is not departed from, this area ordinary skill technical staff couple
The various modifications and improvement that the technical solution of the utility model is made, it all should fall into what claims of the present utility model determined
In protection domain.
Claims (7)
1. utilize the air pre-heater with rotary heating surface of heat smoke preheating rotor cold end, it is characterised in that：Including rotor (1),
Rotor (1) is installed in rotation in frame, and one end of rotor (1) is hot junction, and the other end is cold end, and the hot junction of rotor (1) is set
There are smoke inlet (3), high pressure First air outlet (4) and low-pressure secondary wind outlet (5), smoke inlet (3) and high-temperature flue gas pipeline (19)
Outlet be connected, the cold end of rotor (1) is provided with outlet flue (6), wind inlet (7) of high pressure and low-pressure secondary wind inlet (8), goes out
Mouth (6) is connected with the import of low-temperature flue gas pipeline, and outlet flue (6) and smoke inlet (3) are by passing axially through the cigarette of rotor (1)
Gas passage is connected, and wind inlet (7) of high pressure and high pressure First air outlet (4) are by passing axially through the high pressure one of rotor (1)
Secondary wind passage is connected, and low-pressure secondary wind inlet (8) and low-pressure secondary wind outlet (5) are by passing axially through the low pressure of rotor (1)
Secondary air channel is connected；
Hot junction is fan-shaped between smoke secondary wind is provided between smoke inlet (3) and low-pressure secondary the wind outlet (5) in rotor (1) hot junction
Plate (9), cold end sector plate between smoke secondary wind is provided between the outlet flue (6) and low-pressure secondary wind inlet (8) of rotor (1) cold end
(10)；
Hot junction fanning strip between first flue gas wind is provided between smoke inlet (3) and high pressure the First air outlet (4) in rotor (1) hot junction
(11), provided with cold end sector plate between first flue gas wind between wind inlet (7) of the outlet flue (6) of rotor (1) cold end and high pressure
(12)；
Low-pressure secondary wind and high pressure are provided between the low-pressure secondary wind outlet (5) in rotor (1) hot junction and high pressure First air outlet (4)
Hot junction fanning strip (15) between First air, between wind inlet (7) of low-pressure secondary wind inlet (8) and high pressure of rotor (1) cold end
Provided with cold end sector plate (16) between low-pressure secondary wind and high pressure First air；
The outside of the rotor (1) is provided with high-temperature flue gas conveyance conduit (14), and high-temperature flue gas conveyance conduit is in series with wind on (14)
Machine (13), the air inlet of high-temperature flue gas conveyance conduit (14) communicate with high-temperature flue gas pipeline (19), high-temperature flue gas conveyance conduit
(14) cold end of rotor (1) is led in gas outlet, and the gas outlet of high-temperature flue gas conveyance conduit (14) is located at outlet flue (6) and flue gas
Between Secondary Air between cold end sector plate (10), or high-temperature flue gas conveyance conduit (14) gas outlet be located at outlet flue (6) with
Between first flue gas wind between cold end sector plate (12), the gas outlet of high-temperature flue gas conveyance conduit (14) is by passing axially through rotor
(1) heat is returned cigarette channel (18) and communicated with high-temperature flue gas pipeline (19) or smoke inlet (3).
2. the air pre-heater with rotary heating surface according to claim 1 that rotor cold end is preheated using heat smoke, it is special
Sign is：Hot cigarette guiding cover (17) is provided with the air outlet of the high-temperature flue gas conveyance conduit (14).
3. the air pre-heater with rotary heating surface according to claim 2 that rotor cold end is preheated using heat smoke, it is special
Sign is：The axis of the rotor (1) is located at vertical direction, and outlet flue (6) is located at the lower section of smoke inlet (3), high pressure First air
Import (7) is located at the lower section of high pressure First air outlet (4), and low-pressure secondary wind inlet (8) is located under low-pressure secondary wind outlet (5)
Side.
4. the air pre-heater with rotary heating surface according to claim 3 that rotor cold end is preheated using heat smoke, it is special
Sign is：Smoke inlet (3) place, which is provided with to guide into cigarette, covers, and high pressure First air exports (4) place and guided provided with air-out of high pressure
Cover, low-pressure secondary wind outlet (5) place are provided with low-pressure secondary air-out guiding cover, and outlet flue (6) place is provided with smoke guiding cover, high pressure one
Secondary wind inlet (7) place is provided with air intake guiding cover of high pressure, and low-pressure secondary wind inlet (8) place guides provided with low-pressure secondary air intake
Cover.
5. the air pre-heater with rotary heating surface according to claim 4 that rotor cold end is preheated using heat smoke, it is special
Sign is：The smoke inlet (3), high pressure First air outlet (4) and low-pressure secondary wind outlet (5) and outlet flue (6), high pressure one
Secondary wind inlet (7) and low-pressure secondary wind inlet (8) are respectively sector.
6. the heating surface swinging that rotor cold end is preheated using heat smoke according to any one of claim 1 to 5 is empty
Air preheater, it is characterised in that：The heat is returned between the air inlet and outlet flue (6) of cigarette channel (18) and is provided with hot cigarette wind fanning strip
(2) air inlet that, the heat returns cigarette channel (18) is sector.
7. the air pre-heater with rotary heating surface according to claim 6 that rotor cold end is preheated using heat smoke, it is special
Sign is：The pipe valve for regulating air volume is in series with the high-temperature flue gas conveyance conduit (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720913608.2U CN206973607U (en) | 2017-07-25 | 2017-07-25 | Utilize the air pre-heater with rotary heating surface of heat smoke preheating rotor cold end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720913608.2U CN206973607U (en) | 2017-07-25 | 2017-07-25 | Utilize the air pre-heater with rotary heating surface of heat smoke preheating rotor cold end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206973607U true CN206973607U (en) | 2018-02-06 |
Family
ID=61398857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720913608.2U Active CN206973607U (en) | 2017-07-25 | 2017-07-25 | Utilize the air pre-heater with rotary heating surface of heat smoke preheating rotor cold end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206973607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826348A (en) * | 2018-05-11 | 2018-11-16 | 宁夏马连富电力科技有限公司 | The air pre-heater with rotary heating surface of blocking rotor ash can be reduced |
-
2017
- 2017-07-25 CN CN201720913608.2U patent/CN206973607U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826348A (en) * | 2018-05-11 | 2018-11-16 | 宁夏马连富电力科技有限公司 | The air pre-heater with rotary heating surface of blocking rotor ash can be reduced |
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