CN208567504U - A kind of flat flow tunnel oven - Google Patents
A kind of flat flow tunnel oven Download PDFInfo
- Publication number
- CN208567504U CN208567504U CN201821104901.5U CN201821104901U CN208567504U CN 208567504 U CN208567504 U CN 208567504U CN 201821104901 U CN201821104901 U CN 201821104901U CN 208567504 U CN208567504 U CN 208567504U
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- Prior art keywords
- kiln
- ontology
- wicket
- calcining
- calcining kiln
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- 238000001354 calcination Methods 0.000 claims abstract description 75
- 238000001035 drying Methods 0.000 claims description 17
- 230000007704 transition Effects 0.000 claims description 10
- 238000010304 firing Methods 0.000 claims description 8
- 239000004566 building material Substances 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 230000006872 improvement Effects 0.000 description 4
- 238000005273 aeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000391 smoking effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Abstract
The utility model discloses a kind of flat flow tunnel ovens, belong to building material industry technical field, lead to that the air loss of blower is big, causes waste of energy and unnecessary mechanical wear for solving the problem of that the exhausting mode of existing tunnel oven all leans on the Kazakhstan air port of side by pipeline to connect blower and carry out exhausting.Including calcining kiln ontology, the right end of the calcining kiln ontology is exported equipped with kiln car, and the cross section of calcining kiln ontology is rectangle, and the left end of calcining kiln ontology is equipped with suction opening, is equipped with blower at the suction opening；The rear side of the calcining kiln ontology is equipped with kiln car channel, and kiln car channel is equipped with the first wicket into vehicle end, and the vehicle end that goes out of kiln car channel is equipped with the second wicket, and the kiln car channel is connect with calcining kiln ontology by the second wicket.
Description
Technical field
The utility model relates to building material industry technical fields, and in particular to a kind of flat flow tunnel oven.
Background technique
Tunnel oven is usually a long linear tunnel, and fixed wall and vault, bottom paving are arranged at two sides and top
If track on run kiln car.According to the difference for firing product different time required temperature, i.e. temperature curve, a tunnel
Kiln divides are as follows: preheating zone, height temperate zone (clinkering zone), cooling zone.Oxygen needed for product burns (air) in kiln, before tunnel oven
Under the action of holding chimney or air-introduced machine, flowed along tunnel to kiln hood horizontal direction, while preheating enters the system in kiln step by step
Product, and then burn and reach sintering temperature needed for product.
The working principle of traditional type tunnel oven, wherein exhausting mode all leans on the Kazakhstan air port of side to connect blower by pipeline
Carry out exhausting.There are the problem of:
1. branch pipe(tube) is too many, and has many wind directions to turn round.Such as: firing chamber to one, each Kazakhstan air port, 90 degree of turns, each Kazakhstan
There are 90 degree of turns in air port to straight tube, and each branch pipe to main pipeline has 90 degree of turns, and main pipeline to blower has one 90 degree
It turns round.It is 100Pa according to measuring and calculating one 90 degree of elbow air loss of air piping, i.e. four 90 degree of elbows can lose wind pressure 400Pa.Such as
In the case that existing fan pressure is 1500Pa, loss wind pressure basically reaches 26%, so that blower electric current is very high, causes electric energy unrestrained
Take and unnecessary mechanical wear；Because the increase of air quantity, wind pressure causes environmental protection treatment pressure to increase (the important finger of environmental protection treatment at present
Mark is that oxygen content is exceeded).
2. needing kiln length very long, being mainly reflected in Kazakhstan air port distribution section, (every tunnel oven is about 30-50 meters long
Degree breathes out air port section) cause land wastage and construction cost to increase.
Utility model content
The shortcomings that for current tunnel kiln structure, so utility model flat flow tunnel oven.Solve its advantage of defect such as
Under:
1, exhausting airflow direction is straight line, and no turn improves the utilization efficiency about 26% of the airflow pressure of blower, and then drops
Low corresponding blower power consumption, mechanical loss, and the required oxygen content of corresponding roasting is reduced, to reduce the difficulty of environment protection desulphurization；
2, Kazakhstan air port, Kazakhstan wind branch pipe(tube) and main pipeline have been banned, has breathed out the facilities such as air lock, and has been eliminated and is breathed out wind section and reduce
Kiln length about 10%, above several are about reduced fixed assets investment 20%, save the area and workshop puts into about 10%.
In order to solve the above technical problems, the utility model the following technical schemes are provided:
The right end of a kind of flat flow tunnel oven, including calcining kiln ontology, the calcining kiln ontology is exported equipped with kiln car, roasting
The left end of kiln ontology is equipped with suction opening, is equipped with the blower being tightly connected with suction opening at the suction opening；The calcining kiln ontology
Left end side be equipped with for kiln car into vehicle kiln car channel.
The suction opening on the left of calcining kiln ontology is just arranged in the exhausting mode of the flat flow tunnel oven of the utility model, blower
On, when blower works, the exhausting in calcining kiln ontology is directly exported by the kiln car that the right end of calcining kiln ontology is equipped with, so tunnel
Wind in road kiln is similar to straight line ventilation, meanwhile, eliminate Kazakhstan air port, Kazakhstan air lock, smoking pipe road and main cigarette in the prior art
The facilities such as pipeline, exhausting airflow direction are straight line, and the utilization efficiency of same airflow pressure is reached highest by no turn.
Further, the kiln car channel is equipped with into vehicle end and out vehicle end, kiln car channel into vehicle end equipped with the first wicket,
The vehicle end that goes out of kiln car channel is equipped with the second wicket, and the kiln car channel is connected with calcining kiln ontology by the second wicket.
Because using such aeration structure, improvement is had also been made into vehicle mode in kiln car.In the prior art, tunnel oven
It is by kiln car pusher front from calcining kiln ontology into vehicle end into vehicle into vehicle mode, to cause exhausting point that can only use side multiple spot
Position exhausting, kiln inner air and outer air and air pressure completely cut off by wicket, i.e., into vehicle when above mention opening wicket, finished into vehicle and transfer pass again
Close wicket.
The left end of the flat flow tunnel oven of the utility model is equipped with suction opening, because blower suction opening only one, and be wind
It is connected together against on the left of machine and suction opening and calcining kiln ontology, also just occupies calcining kiln ontology end into the position of vehicle
And without the position that the wicket at calcining kiln ontology into vehicle end is installed, so being to have set one from the top of calcining kiln ontology into vehicle mode
A kiln car channel, the kiln car channel are equipped with the first wicket into vehicle end, and the vehicle end that goes out of kiln car channel is equipped with the second wicket, described
Kiln car channel is connect with calcining kiln ontology by the second wicket.
It is first turned on the first wicket, closes the second wicket, it will be equipped in the kiln car pushing tow to kiln car channel of baked article
Cross on vehicle；It is then shut off the first wicket, opens the second wicket, and the kiln car is ferried to calcining kiln ontology and pushed up in advance by logical transition car
Push position, then the second wicket is closed, according to roasting in the kiln car pushing tow to calcining kiln ontology by kiln car pusher in calcining kiln ontology
Firing degree reaches continuous roasting continuously into vehicle.In order to allow kiln gas inside and outside kiln to completely cut off, guarantee that air pressure keeps one in kiln
It causes, the first wicket and the second wicket being arranged by kiln car channel, there is fan holding among the first wicket and the second wicket always
Closed state remains in firing chamber in air-tight state.
Further, the suction opening is open with the left end of calcining kiln ontology and is connected to suction opening.
Further, the mounting height of the suction opening and the height of calcining kiln ontology are equal.
Further, calcining kiln ontology is arranged on the side wall of suction opening in second wicket, and kiln car channel with
Calcining kiln ontology is connected to by the second wicket.
Further, the side of the calcining kiln ontology is equipped with and calcining kiln ontology code base line disposed in parallel, the roasting
The other side of firing ontology, which is equipped with, passes through First Transition with calcining kiln ontology drying kiln disposed in parallel, the right end of the code base line
Kiln road is connected to drying kiln, and the left end of the drying kiln is connected by the second excessive kiln road and the first wicket of kiln car channel.
Further, the right end of the code base line be divided into it is quiet stop line one and it is quiet stop line two, it is described quiet to stop line one and quiet stop line
Two are connected to by First Transition kiln road with drying kiln respectively.
The utility model has the beneficial effect that compared with prior art
1, exhausting airflow direction is straight line, and no turn improves the utilization efficiency about 26% of the airflow pressure of blower, and then drops
Low corresponding blower power consumption, mechanical loss, and the required oxygen content of corresponding roasting is reduced, to reduce the difficulty of environment protection desulphurization.
2, Kazakhstan air port, Kazakhstan wind branch pipe(tube) and main pipeline have been banned, has breathed out the facilities such as air lock, and has been eliminated and is breathed out wind section and reduce
Kiln length about 10%, above several are about reduced fixed assets investment 20%, save the area and workshop puts into about 10%.
3, the product roasted by the flat flow tunnel oven of the utility model by furnace zone can be supplied oxygen adequately, will be roasted
Duan Yure (thermal medium) can flow drying, gradually heating preheating section product by air, improve roasting efficiency and roasting matter
Amount.
4, the suction opening by assembling on the left of calcining kiln ontology, the suction opening and calcining kiln ontology face and peace of blower
Dress height also with the height basic horizontal of calcining kiln ontology.Such mounting means, blower may be mounted on ground, because of blower
Installation on the ground, reduces mounting height, is generally mounted on calcining kiln ontology compared to traditional blower, about higher than ground
It 3 meters, thereby reduces installation cost and is also beneficial to plant maintenance maintenance, and improve fan operation stability and reduce because of wind
Vibration when machine is run is damaged to kiln body bring.
Detailed description of the invention
Fig. 1 is the top view of the utility model；
Fig. 2 is the partial enlargement diagram of A in Fig. 1.
Marked in the figure: 1- calcining kiln ontology, 2- suction opening, 3- blower, 4- kiln car channel, the first wicket of 5-, the second kiln of 6-
Door, 7- code base line, 8- drying kiln, 9- First Transition kiln road, the excessive kiln road 10- second, 11- is quiet to stop line one, and 12- is quiet to stop line two.
Specific embodiment
Below with reference to embodiment, the utility model will be further described, and described embodiment is only that this is practical new
Type a part of the embodiment is not whole embodiment.Based on the embodiments of the present invention, the ordinary skill people of this field
Member's other embodiments used obtained without making creative work, belong to the protection model of the utility model
It encloses.
Embodiment 1:
As shown in Figs. 1-2, the right end of a kind of flat flow tunnel oven, including calcining kiln ontology 1, the calcining kiln ontology 1 is set
There is kiln car outlet, the cross section of calcining kiln ontology 1 is rectangle, and the left end of calcining kiln ontology 1 is equipped with suction opening 2, the suction opening 2
Place is equipped with the blower 3 being tightly connected with suction opening 2；The left end side of the calcining kiln ontology 1 is equipped with kiln car channel 4, the kiln
Vehicle passage 4 is equipped with into vehicle end and out vehicle end, and kiln car channel 4 is equipped with the first wicket 5, the vehicle out of the kiln car channel 4 into vehicle end
End is equipped with the second wicket 6, and the kiln car channel 4 is connected with calcining kiln ontology 1 by the second wicket 6.
The exhausting in 1 left side of calcining kiln ontology is just arranged in the exhausting mode of the flat flow tunnel oven of the utility model, blower 3
On mouth 2, when blower 3 works, the exhausting in calcining kiln ontology 1 is directly exported by the kiln car that the right end of calcining kiln ontology 1 is equipped with,
So the wind in tunnel oven is similar to straight line ventilation, meanwhile, eliminate Kazakhstans air port in the prior art, Kazakhstan air lock, smoking pipe road
With the facilities such as main smoke pipeline, exhausting airflow direction is straight line, and the utilization efficiency of same airflow pressure is reached highest by no turn.
Because using such aeration structure, improvement is had also been made into vehicle mode in kiln car.In the prior art, tunnel oven
It is by kiln car pusher front from calcining kiln ontology 1 into vehicle end into vehicle into vehicle mode, to cause exhausting point more using side
Point exhausting, kiln inner air and outer air and air pressure are completely cut off by wicket, i.e., into vehicle when above mention opening wicket, finish into vehicle and transfer again
Close wicket.
The left end of the flat flow tunnel oven of the utility model is equipped with suction opening 2, because 3 suction opening 2 of blower only one, and be
Blower 3 and suction opening 2 and the left side of calcining kiln ontology 1 are connected together against, and also just occupy 1 end of calcining kiln ontology into vehicle
Position and the position installed without the wicket at calcining kiln ontology 1 into vehicle end, so into vehicle mode be from the upper of calcining kiln ontology 1
Portion has set a kiln car channel 4, and the kiln car channel 4 is equipped with the first wicket 5 into vehicle end, and the vehicle end that goes out of kiln car channel 4 is equipped with
Second wicket 6, the kiln car channel 4 are connect with calcining kiln ontology 1 by the second wicket 6.
It is first turned on the first wicket 5, closes the second wicket 6, it will be equipped with the kiln car pushing tow to baked article to kiln car channel 4
Interior crosses on vehicle；It is then shut off the first wicket 5, opens the second wicket 6, and logical transition car ferries the kiln car to calcining kiln ontology
1 pre- pushing tow position, then by kiln car pusher in calcining kiln ontology 1 by the kiln car pushing tow to calcining kiln ontology 1, according to the system of roasting
Continuously into vehicle, and then reach continuous roasting.In order to allow kiln gas inside and outside kiln to completely cut off, guarantee that air pressure is consistent in kiln, is led to
The first wicket 5 and the second wicket 6 of the setting of kiln car channel 4 are crossed, there is fan holding among the first wicket 5 and the second wicket 6 always
Closed state remains in firing chamber in air-tight state.
Compared to existing tunnel oven, to one, each Kazakhstan air port, 90 degree of turns, each Kazakhstan air port has one to straight tube for firing chamber
90 degree of turns, each branch pipe to main pipeline have 90 degree of turns, and main pipeline to blower 3 has 90 degree of turns, according to measuring and calculating air hose
One, road, 90 degree of elbow air loss are 100Pa, i.e. four 90 degree of elbows can lose wind pressure 400Pa.As existing 3 wind pressure of blower is
In the case where 1500Pa, loss wind pressure basically reaches 26%.The exhausting airflow direction of the utility model be straight line, no turn, into
And corresponding 3 power consumption of blower, mechanical loss are reduced, the utilization efficiency about 26% of the airflow pressure of blower 3 is improved, and reduce corresponding
Oxygen content needed for roasting, to reduce the difficulty of environment protection desulphurization.
The flat flow tunnel oven of the utility model has banned Kazakhstan air port, Kazakhstan wind branch pipe(tube) and main pipeline, has breathed out the facilities such as air lock,
And eliminate and breathe out wind section and reduce kiln length about 10%, above several are about reduced fixed assets investment 20%, are saved the area
And workshop investment about 10%.
Preferably, the suction opening 2 is open with the left end of calcining kiln ontology 1 and is connected to suction opening 2.
Preferably, the mounting height of the suction opening 2 and the height of calcining kiln ontology 1 are equal.
Preferably, calcining kiln ontology 1 is arranged on the side wall of suction opening 2 in second wicket 6, and kiln car channel
4 are connected to calcining kiln ontology 1 by the second wicket 6.
Embodiment 2:
As shown in Figs. 1-2, this implementation is to advanced optimize on the basis of embodiment 1, and the present embodiment emphasis illustrates and reality
Apply the improvements that example 1 is compared, something in common repeats no more, in the present embodiment, the side of the calcining kiln ontology 1 be equipped with
1 disposed in parallel yard of base line 7 of calcining kiln ontology, the other side of the calcining kiln ontology 1 is equipped with to be arranged in parallel with calcining kiln ontology 1
Drying kiln 8, the right end of the code base line 7 is connected to by First Transition kiln road 9 with drying kiln 8, and the left end of the drying kiln 8 leads to
The second excessive kiln road 10 is crossed to connect with the first wicket 5 of kiln car channel 4.Pass through equipped with the kiln car to baked article from code base line 7
First Transition kiln road 9 enters drying kiln 8, then enters in kiln car channel 4 from drying kiln 8 through the second excessive kiln road 10,
Then it enters in calcining kiln ontology 1 and is roasted by the second wicket 6.
The purpose of exhausting is first is that the product for allowing furnace zone to roast can be supplied oxygen adequately, second is that will roasting in calcining kiln ontology 1
Drying, gradually heating preheating section product can be flowed by air by burning section waste heat (thermal medium).Because tunnel oven length generally all compares
Longer (100 meters or more), and section is all larger, this just needs a large amount of air quantity and wind pressure.Mainly pass through gap (class between product
It is similar to air duct), completion is pumped by blower 3.
Preferably, the right end of the code base line 7 be divided into it is quiet stop line 1 and it is quiet stop line 2 12, it is described quiet to stop one 11 He of line
The quiet line 2 12 that stops is connected to by First Transition kiln road 9 with drying kiln 8 respectively.Quiet line 1 and the quiet design for stopping line 2 12 of stopping can be with
The kiln car for entering calcining kiln ontology 1 when production is enabled to keep up with the beat of production.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. the right end of a kind of flat flow tunnel oven, including calcining kiln ontology (1), the calcining kiln ontology (1) is exported equipped with kiln car,
It is characterized in that, the left end of calcining kiln ontology (1) is equipped with suction opening (2), it is equipped at the suction opening (2) close with suction opening (2)
Seal the blower (3) of connection；The left end side of the calcining kiln ontology (1) is equipped with the kiln car channel (4) for kiln car into vehicle.
2. a kind of flat flow tunnel oven according to claim 1, which is characterized in that the kiln car channel (4) is equipped with into vehicle
End and out vehicle end, kiln car channel (4) are equipped with the first wicket (5) into vehicle end, and the vehicle end that goes out of kiln car channel (4) is equipped with the second wicket
(6), the kiln car channel (4) is connected with calcining kiln ontology (1) by the second wicket (6).
3. a kind of flat flow tunnel oven according to claim 1, which is characterized in that the suction opening (2) and calcining kiln sheet
The left end of body (1) is open and is connected to suction opening (2).
4. a kind of flat flow tunnel oven according to claim 1, which is characterized in that the mounting height of the suction opening (2)
It is equal with the height of calcining kiln ontology (1).
5. a kind of flat flow tunnel oven according to claim 2, which is characterized in that the second wicket (6) setting is roasting
Firing ontology (1) is on the side wall of suction opening (2), and kiln car channel (4) and calcining kiln ontology (1) pass through the second wicket (6)
Connection.
6. a kind of flat flow tunnel oven according to claim 1, which is characterized in that the side of the calcining kiln ontology (1)
Equipped with calcining kiln ontology (1) code base line (7) disposed in parallel, the other side of the calcining kiln ontology (1) is equipped with and calcining kiln
The right end of ontology (1) drying kiln disposed in parallel (8), the code base line (7) passes through First Transition kiln road (9) and drying kiln (8)
The left end of connection, the drying kiln (8) is connect by the second excessive kiln road (10) with the first wicket (5) of kiln car channel (4).
7. a kind of flat flow tunnel oven according to claim 6, which is characterized in that the right end of the code base line (7) is divided into
Quiet to stop line one (11) He Jingting line two (12), quiet line one (11) the He Jingting line two (12) that stops passes through First Transition kiln road respectively
(9) it is connected to drying kiln (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821104901.5U CN208567504U (en) | 2018-07-12 | 2018-07-12 | A kind of flat flow tunnel oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821104901.5U CN208567504U (en) | 2018-07-12 | 2018-07-12 | A kind of flat flow tunnel oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208567504U true CN208567504U (en) | 2019-03-01 |
Family
ID=65493153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821104901.5U Expired - Fee Related CN208567504U (en) | 2018-07-12 | 2018-07-12 | A kind of flat flow tunnel oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208567504U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800920A (en) * | 2018-07-12 | 2018-11-13 | 宜宾市兴诺节能耐火材料有限责任公司 | A kind of flat flow tunnel oven |
| CN111780562A (en) * | 2020-07-13 | 2020-10-16 | 西安力元炉窑自动化设备有限公司 | Top end smoke exhaust device and method for production of sintered products |
-
2018
- 2018-07-12 CN CN201821104901.5U patent/CN208567504U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800920A (en) * | 2018-07-12 | 2018-11-13 | 宜宾市兴诺节能耐火材料有限责任公司 | A kind of flat flow tunnel oven |
| CN111780562A (en) * | 2020-07-13 | 2020-10-16 | 西安力元炉窑自动化设备有限公司 | Top end smoke exhaust device and method for production of sintered products |
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Granted publication date: 20190301 |