CN209322706U - Glass raw material melting plant - Google Patents
Glass raw material melting plant Download PDFInfo
- Publication number
- CN209322706U CN209322706U CN201790000848.1U CN201790000848U CN209322706U CN 209322706 U CN209322706 U CN 209322706U CN 201790000848 U CN201790000848 U CN 201790000848U CN 209322706 U CN209322706 U CN 209322706U
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- path
- raw material
- glass raw
- kiln
- trunk roads
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
- C03B5/235—Heating the glass
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/06—Forming or maintaining special atmospheres or vacuum within heating chambers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Melting And Manufacturing (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Glass Compositions (AREA)
Abstract
A kind of glass raw material melting plant (11), has: melting kiln (12) melts glass raw material；Flue (13) exports the gas melted in kiln (12) to melting kiln (12) outside；And exhaust apparatus (14), it will be discharged by the gas of flue (13) towards external forced.Flue (13) has the major trunk roads (17) that the 1st by-path (15) for being independently of one another connected to melting kiln (12) and the 2nd by-path (16) and the 1st by-path (15) and the 2nd by-path (16) converge.Exhaust apparatus (14) is set to major trunk roads (17).The manufacturing method of melten glass has the gas in the melting kiln (12) by glass raw material melting plant (11) and is directed to the 1st exhaust phase of major trunk roads (17) via the 1st by-path (15) and the 2nd by-path (16) and is directed to the 2nd exhaust phase of major trunk roads (17) via by-path either in the 1st by-path (15) and the 2nd by-path (16).
Description
Technical field
The utility model relates to glass raw material melting plants.
Background technique
The glass raw material melting plant of melten glass is generated as glass raw material is melted, it is known that having makes glass raw material
It waits the melting kiln of meltings and structure (patent document 1) of the gas in kiln to flue derived from outside will be melted.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 61-137630 bulletin
Utility model content
The melten glass of high-quality in order to obtain is suitably discharged to make to melt kiln by that will melt the gas in kiln
The atmosphere (pressure, temperature etc.) of inner space is stablized more important.In above-mentioned existing glass raw material melting plant, sometimes in cigarette
Accumulate the deposit based on melten glass in road.When generating when sharply increasing of deposit in flue, the gas of flue is flowed through sometimes
The flow of body drastically reduces or flue is stacked object blocking.In this case, the dimension removed deposit from flue in completion
The melten glass of stay in grade is difficult to obtain before shield operation.Thus, thus it is for example possible to can reduce and be manufactured using melten glass
Yield rate, the productivity of glass article.
Given this situation the utility model is completed, its purpose is to provide following glass raw material melting plants:
Atmosphere by making to melt the inner space of kiln stabilizes, to be easy to get the melten glass of stay in grade.
The glass raw material melting plant for solving the above subject, has: melting kiln melts glass raw material；Flue, will
Gas in the melting kiln is exported to outside the melting kiln；And exhaust apparatus, the gas direction of the flue will be passed through
External forced discharge, the flue have the 1st by-path for being independently of one another connected to the melting kiln and the 2nd by-path and institute
The major trunk roads that the 1st by-path and the 2nd by-path converge are stated, the exhaust apparatus is set to the major trunk roads.
According to this structure, even for example in either the 1st by-path of glass raw material melting plant and the 2nd by-path
The case where sharply increasing of deposit is generated, can will also be melted in kiln using another party and major trunk roads of the 1st by-path and the 2nd by-path
Gas be steadily discharged.
In above-mentioned glass raw material melting plant preferably, the 1st by-path has the taking-up that can be carried out deposit
1st opening/closing portion, and the 2nd by-path has the 2nd opening/closing portion of the taking-up that can be carried out deposit, is further equipped with the 1st closing
Device and the 2nd locking device, the 1st locking device can be on the upstream side and downstream side is by the described 1st than the 1st opening/closing portion
By-path closing, the 2nd locking device can be on the upstream side and the 2nd by-path is closed in downstream side than the 2nd opening/closing portion.
According to this structure, because the 1st locking device or the 2nd locking device can be utilized the 1st by-path or the 2nd by-path
Closing, so the upkeep operation for removing deposit from the 1st opening/closing portion or the 2nd opening/closing portion can be carried out easily and safely.
In addition, the 1st by-path and the 2nd by-path can separately be closed using the 1st locking device or the 2nd locking device.Cause
This is able to suppress useless ambient atmos from the upkeep operation that the 1st opening/closing portion or the 2nd opening/closing portion remove deposit
It is entered in melting kiln from the 1st opening/closing portion or the 2nd opening/closing portion.Therefore, even if in above-mentioned upkeep operation, the inside of kiln is melted
The atmosphere in space is also easy to stablize.
In above-mentioned glass raw material melting plant preferably, the 1st by-path and the 2nd by-path are connected to described
The sidewall portion of kiln is melted, the 1st by-path has the 1st decline by-path extended downward, and the 2nd by-path has downwards
The 2nd decline by-path of Fang Yanshen, the downstream of the 1st by-path are set to the position lower than the upstream end of the 1st by-path, and
And the downstream of the 2nd by-path is set to the position lower than the upstream end of the 2nd by-path.
According to this structure, because the deposit for being piled up in the 1st by-path and the 2nd by-path is easy downstream to be guided,
Deposit is able to suppress to fall into melting kiln.
In above-mentioned glass raw material melting plant preferably, the major trunk roads have the upstream trunk being made of refractory material
Road and the downstream for being connected to the upstream major trunk roads and downstream major trunk roads made of metal.
According to this structure, about the upstream major trunk roads for becoming higher temperatures, it can ensure durability using refractory material.In addition,
The downstream major trunk roads low about the temperature than upstream major trunk roads, by consisting of metal, to be easy to simplify structure or raising
Air-tightness.
It is preferred that above-mentioned glass raw material melting plant is further equipped with ventilation amount adjusting apparatus, ventilation amount adjusting apparatus setting
In the downstream major trunk roads, the ventilatory capacity of the major trunk roads can be adjusted.
By the way that ventilation amount adjusting apparatus is arranged in downstream major trunk roads made of metal as described above, thus by ventilatory capacity tune
The air-tightness raising of the coupling part of engagement positions becomes easy.
Above-mentioned glass raw material melting plant also can be used in the B in such as melten glass2O3Content become 5 mass % with
On glass raw material melting.
For example, being easier to generate volatile ingredient, thering is deposit to be easy to be piled up in the melting of above-mentioned glass raw material
The tendency of the flue of glass raw material melting plant.That is, in existing device, using the deposit of flue as main cause, melting
The quality of glass is easy to become unstable.Even if, according to above-mentioned glass raw material melting plant, being obtained using such glass raw material
Melten glass to stay in grade also becomes easy.
According to the utility model, stabilized by making to melt the atmosphere of inner space of kiln, so that it is steady to be easy to get quality
Fixed melten glass.
Detailed description of the invention
Fig. 1 is the schematic diagram of the glass raw material melting plant in embodiment.
Fig. 2 is the melting kiln of glass raw material melting plant and the schematic isometric of flue.
Specific embodiment
Hereinafter, being said referring to embodiment of the attached drawing to the manufacturing method of glass raw material melting plant and melten glass
It is bright.
As shown in Figures 1 and 2, glass raw material melting plant 11 has: melting kiln 12 melts glass raw material；Flue
13, the gas melted in kiln 12 is exported to outside melting kiln 12；And exhaust apparatus 14, the gas of flue 13 will be passed through
It is discharged towards external forced.In Fig. 2, the structure for melting the glass raw material melting plant 11 other than kiln 12 and flue 13 is saved
Slightly.
Melting kiln 12 has the inner space for melting glass raw material, generates melten glass in the inner space.Melting
The wall portion of kiln 12 is for example constructed by refractory material.Although illustration omitted, melting kiln 12 have investment glass raw material throw-in part,
Make melten glass towards heating device well known to the outflow portion of the outflow of process below and burner etc..As glass raw material, example
Silica sand powder raw material can such as be enumerated.As glass raw material, recycling glass also can be used.
Flue 13 has the 1st by-path 15 for being independently of one another connected to melting kiln 12 and the 2nd by-path 16 and the 1st by-path 15
And the 2nd major trunk roads 17 for converging of by-path 16.As the cross sectional shape of the 1st by-path 15, the 2nd by-path 16 and major trunk roads 17, such as
Rectangle, circle etc. can be enumerated.
1st by-path 15 and the 2nd by-path 16 are made of refractory materials such as refractory brick.1st by-path 15 and the 2nd by-path 16 are connected to
Melt the sidewall portion 12a of kiln 12.The upstream end of 1st by-path 15 and the upstream end of the 2nd by-path 16 are connected respectively to opposed side wall
Portion 12a, 12a.In addition, the inner space of melting kiln 12 by sidewall portion 12a, bottom wall part 12b and upper wall portions 12c and being surrounded
It is formed.The inner space of melting kiln 12 can be melter or melt space.Melt kiln 12 and the 1st by-path 15 and the 2nd by-path
16 connecting portion can be the multiple exhaust outlets being set on the different location of melting kiln 12.
1st by-path 15 has the extend downward the 1st decline by-path 18 and from the downstream of the 1st decline by-path 18 to level
The 1st horizontal by-path 19 that direction extends.1st decline by-path 18 of present embodiment passes through the 1st cardinal extremity extended in the horizontal direction
By-path 20 is connected to melting kiln 12.The downstream of 1st decline by-path 18 is set to than the 1st by-path 15 (the 1st cardinal extremity by-path 20)
The low position in upstream end.
2nd by-path 16 has the extend downward the 2nd decline by-path 21 and from the downstream of the 2nd decline by-path 21 to level
The 2nd horizontal by-path 22 that direction extends.2nd decline by-path 21 of present embodiment passes through the 2nd cardinal extremity extended in the horizontal direction
By-path 23 is connected to melting kiln 12.The downstream of 2nd decline by-path 21 is set to than the 2nd by-path 16 (the 2nd cardinal extremity by-path 23)
The low position in upstream end.
Major trunk roads 17 in flue 13 have the upstream major trunk roads 24 being made of refractory materials such as refractory brick and are connected to upstream
The downstream of major trunk roads 24 and the downstream major trunk roads 25 being made of metals such as stainless steels.In addition, the upstream of upstream major trunk roads 24
End becomes the downstream (converging part) of the 1st by-path 15 and the 2nd by-path 16.It is preferred that in upstream major trunk roads 24 and downstream major trunk roads 25
Between be provided with such as expansion absorption component, the expansion absorption component absorb constitute downstream major trunk roads 25 metal expansion.Make
For expansion absorption component, such as fiber assembly can be enumerated.As fiber assembly, such as it can enumerate and be knitted into fibrous fire resisting
The staggered component of object copies the paper-like component for making fibrous refractory material and by the felt shape of fibrous refractory material compression forming
Component.
Exhaust apparatus 14 is set to major trunk roads 17 (downstream major trunk roads 25).As exhaust apparatus 14, well known wind can be used
Fan.
Glass raw material melting plant 11 has the 1st locking device 26 that can close the 1st by-path 15 (the 1st horizontal by-path 19).
1st locking device 26 has the 1st upstream side locking device 26a and positioned at than the 1st upstream side locking device 26a downstream
1 downstream side locking device 26b.Glass raw material melting plant 11 has can close the 2nd by-path 16 (the 2nd horizontal by-path 22) the 2nd
Locking device 27.2nd locking device 27 has the 2nd upstream side locking device 27a and is located at than the 2nd upstream side locking device 27a
2nd downstream side locking device 27b of downstream.As each locking device 26a, 26b, 27a, 27b, it can use and for example can
Close the throttle setting of flow path.
1st by-path 15 (the 1st horizontal by-path 19) has the 1st opening/closing portion 28 of the taking-up that can be carried out deposit.1st opening/closing portion
28 between the 1st upstream side locking device 26a and the 1st downstream side locking device 26b.2nd by-path, 16 (the 2nd horizontal by-path
22) has the 2nd opening/closing portion 29 of the taking-up that can be carried out deposit.2nd opening/closing portion 29 be located at the 2nd upstream side locking device 27a with
Between 2nd downstream side locking device 27b.
Can also it be arranged between the 1st upstream side locking device 26a and the 1st downstream side locking device 26b to the 1st by-path 15
(the 1st horizontal by-path 19) carries out the 1st cooling cooling device.By using the 1st cooling device to the gas in the 1st by-path 15 into
Row cooling, so as to promote melten glass volatile ingredient part agglutination.Equally, the 2nd upstream side locking device 27a with
It can also be arranged between 2nd downstream side locking device 27b and carry out the 2nd cooling cooling to the 2nd by-path 16 (the 2nd horizontal by-path 22)
Device.
Glass raw material melting plant 11 is further equipped with ventilation amount adjusting apparatus 30, and ventilation amount adjusting apparatus 30 is set to down
Major trunk roads 25 are swum, and the ventilatory capacity of major trunk roads 17 can be adjusted.As ventilation amount adjusting apparatus 30, can use can for example be adjusted
The throttle setting of ventilatory capacity (air quantity).In addition, being provided with well known dust catcher etc. in downstream major trunk roads 25.
Ventilation amount adjusting apparatus 30 can for example be configured to be controlled by control unit 11a.Control unit 11a is for example based on melting
The internal pressure of kiln 12 come control ventilation amount adjusting apparatus 30.Control unit 11a for example since measurement melting kiln 12 internal pressure pressure
The signal of sensor 31 and the differential pressure of atmospheric pressure maintain mode within a predetermined range to control opening for ventilation amount adjusting apparatus 30
Degree.Control unit 11a is for example also possible to processors or the computers such as ASIC (application-specific IC).
As the melten glass for using glass raw material melting plant 11 to manufacture, such as soda-lime glass, soda-lime glass, boron can be enumerated
Silicate glasses, alumina silicate glass, alkali-containing glass and alkali-free glass.It is calculated as the component of glass, such as by quality %
SiO2: 50~80%, Al2O3: 5~25%, B2O3: 0~20%, MgO:0~15%, CaO:1~15%, SrO:0~15%,
BaO:0~15%, SnO2: 0~1%.Alkali-containing glass contains alkali metal oxide (Na2O、 K2And Li O,2O) 3 mass % or more.
Glass raw material melting plant 11 could be used that in the manufacture of the more melten glass of volatile ingredient of melten glass.That is, for example
It can be used in the B in melten glass2O3Content as 5 mass % or more glass raw material melting.
The melten glass obtained using glass raw material melting plant 11 can be used in the manufacture of various glass articles.As glass
Glass article, such as glass sheet, glass fibre and pipe glass can be enumerated.
Then, the manufacturing method of the main function to glass raw material melting plant 11 and melten glass is illustrated together.
It, will be from melting kiln using exhaust apparatus 14 when melting makes glass raw material melting to manufacture melten glass in kiln 12
12 imported into the gas of flue 13 towards the outside of glass raw material melting plant 11 for example exhaust gas treatment device, discharge filter,
Or atmosphere discharge.As a result, stablize the atmosphere (pressure, temperature etc.) for melting the inner space of kiln 12.At this point, because melting kiln
Gas in 12 contains the volatile ingredient of melten glass, so the deposit based on the volatile ingredient is piled up in flue 13.
Flue 13 has the 1st by-path 15 for being independently of one another connected to melting kiln 12 and the 2nd by-path 16 and the 1st by-path 15
And the 2nd major trunk roads 17 for converging of by-path 16.According to this structure, even such as in either the 1st by-path 15 and the 2nd by-path 16
Middle the case where sharply increasing of deposit of generation also can utilize another party of the 1st by-path 15 and the 2nd by-path 16 and major trunk roads 17 will
Gas in melting kiln 12 is steadily discharged.
Manufacturing method using the melten glass of glass raw material melting plant 11 includes the 1st exhaust phase and the 2nd exhaust rank
Section.In the 1st exhaust phase, the gas melted in kiln 12 is directed to major trunk roads 17 via the 1st by-path 15 and the 2nd by-path 16.?
The gas melted in kiln 12 is directed to master via by-path either in the 1st by-path 15 and the 2nd by-path 16 by the 2nd exhaust phase
Arterial highway 17.
In this case, when above-mentioned 1st exhaust phase manufactures melten glass, even such as in the 1st by-path 15 and
The case where sharply increasing of deposit is generated in either 2nd by-path 16, also can will melt kiln using above-mentioned 2nd exhaust phase
Gas discharge in 12.
Here, under the feelings of the upkeep operation remove the deposit of the 1st horizontal by-path 19, first with the 1st envelope
Device 26 is closed to close the 1st by-path 15.In the state of stopping the circulation of the gas in the 1st by-path 15, make the 1st opening/closing portion 28
It is open, it is taken out from the 1st opening/closing portion 28 by the deposit of the 1st by-path 15 (the 1st horizontal by-path 19).It, will after taking out deposit
The closing of 1st opening/closing portion 28.Then, by keeping the 1st locking device 26 open, to allow the circulation of the gas in the 1st by-path 15.
That is, above-mentioned upkeep operation using the 1st locking device 26 by the 1st by-path 15 (the 1st horizontal by-path 19) closed shape
State and make to carry out in the state that the 1st opening/closing portion 28 is open.In this way, in the manufacturing method of melten glass, the 2nd discharge stage packet
It includes and utilizes the 1st locking device 26 by the closed state of the 1st by-path 15, in the state of closing the 1st by-path 15, the 1st opening/closing portion
28 is open.In this case, can on one side using the 2nd exhaust phase by melt kiln 12 in gas steadily be discharged, on one side into
The upkeep operation that row removes the deposit of the 1st by-path 15 from the 1st open opening/closing portion 28.
In addition, or, the 2nd discharge stage is including the use of the 2nd locking device 27 in the manufacturing method of melten glass
By the closed state of the 2nd by-path 16, in the state of closing the 2nd by-path 16, the 2nd opening/closing portion 29 is open.About making the in this way
2 opening/closing portions 29 open and the maintenance for removing the deposit of the 2nd by-path 16 (the 2nd horizontal by-path 22) from the 2nd opening/closing portion 29 is made
Industry can also be carried out while the gas melted in kiln 12 is steadily discharged using the 2nd exhaust phase.
Embodiment according to the above detailed instructions can play following function and effect.
(1) glass raw material melting plant 11 has: melting kiln 12 melts glass raw material；Flue 13 will melt kiln
Gas in 12 is exported to outside melting kiln 12；And exhaust apparatus 14, by by the gas of flue 13 towards external forced
Discharge.Flue 13 have the 1st by-path 15 for being independently of one another connected to melting kiln 12 and the 2nd by-path 16 and the 1st by-path 15 and
The major trunk roads 17 that 2nd by-path 16 converges.
According to this structure, as described above, the gas melted in kiln 12 can steadily be discharged.Therefore, by making to melt
The atmosphere of the inner space of kiln 12 stabilizes, so that the melten glass for obtaining stay in grade becomes easy.
(2) the 1st by-path 15U have the 1st opening/closing portion 28 of the taking-up that can be carried out deposit, and the 2nd by-path 16 has energy
Carry out the 2nd opening/closing portion 29 of the taking-up of deposit.Glass raw material melting plant 11 is further equipped with the 1st locking device 26 and the 2nd
The 27, the 1st locking device 26 of locking device can on the upstream side and the 1st by-path 15 is closed in downstream side than the 1st opening/closing portion 28, the 2nd
Locking device 27 can be on the upstream side and the 2nd by-path 16 is closed in downstream side than the 2nd opening/closing portion 29.
According to this structure, because can using the 1st locking device 26 or the 2nd locking device 27 by the 1st by-path 15 or
2nd by-path 16 closing, so can easily and safely carry out removing deposit from the 1st opening/closing portion 28 or the 2nd opening/closing portion 29
The upkeep operation fallen.In addition, the 1st locking device 26 or the 2nd locking device 27 can be utilized the 1st by-path 15 and the 2nd by-path
16 separately close.Therefore, in the upkeep operation for removing deposit from the 1st opening/closing portion 28 or the 2nd opening/closing portion 29
In, it is able to suppress useless ambient atmos and is entered in melting kiln 12 from the 1st opening/closing portion 28 or the 2nd opening/closing portion 29.Therefore, exist
In above-mentioned upkeep operation, the atmosphere for melting the inner space in kiln 12 is also easy to stablize.As a result, in above-mentioned upkeep operation, obtain
Melten glass to stay in grade also becomes easy.
In addition, the 1st horizontal by-path 19 has the 1st opening/closing portion 28 in the glass raw material melting plant 11 of present embodiment,
And the 2nd horizontal by-path 22 has the 2nd opening/closing portion 29.It is easy in the such 1st horizontal by-path 22 of horizontal by-path 19 and the 2nd poly-
Collection declines the deposit that by-path 21 guides by the 1st decline by-path 18 and the 2nd respectively.Such deposit can be opened and closed from the 1st
Portion 28 and the 2nd opening/closing portion 29 are effectively removed.
(3) the 1st by-paths 15 and the 2nd by-path 16 are connected to the sidewall portion 12a of melting kiln 12.1st by-path 15 has downwards
The 1st decline by-path 18 extended, and the 2nd by-path 16 has the 2nd decline by-path 21 extended downward.Under 1st by-path 15
Trip end is set to the position lower than the upstream end of the 1st by-path 15, and the downstream of the 2nd by-path 16 is set to than the 2nd by-path 16
The low position in upstream end.In this case, the deposit for being piled up in the 1st by-path 15 and the 2nd by-path 16 is easy by downstream
Guidance is fallen so being able to suppress deposit into melting kiln 12.Therefore, the melten glass for obtaining stay in grade further becomes
It is easy.
(4) downstream that major trunk roads 17 have the upstream major trunk roads 24 being made of refractory material and are connected to upstream major trunk roads 24
And downstream major trunk roads 25 made of metal.In this case, it about the upstream major trunk roads 24 for becoming higher temperatures, can utilize resistance to
Fiery object ensures durability.In addition, the downstream trunk about the temperature than upstream major trunk roads 24 low (such as 700 DEG C of temperature below)
Road 25, by consisting of metal, to be easy to simplify structure or improve air-tightness.
(5) glass raw material melting plant 11 is further equipped with the ventilation amount adjusting apparatus that can adjust the ventilatory capacity of major trunk roads 17
30.The ventilation amount adjusting apparatus 30 is set to downstream major trunk roads 25.It is set in this way in downstream major trunk roads 25 made of metal
Ventilation amount adjusting apparatus 30 is set, so that the air-tightness for improving the coupling part of ventilation amount adjusting apparatus 30 becomes easy.In addition, logical
It crosses using the ventilation amount adjusting apparatus 30 with metal department of assembly, so as to be led to using the mutual fastening of metal part
Gas amount adjusting apparatus 30 is installed on downstream major trunk roads 25, therefore the upkeep operations such as replacement for amount adjusting apparatus 30 of ventilating become to hold
Easily.
(6) B for example in melten glass2O3Content be 5 mass % or more glass raw material melting in, compare appearance
It is also easy to produce volatile ingredient, to have the tendency that deposit is easy to be piled up in flue 13.That is, in existing device, with flue 13
Deposit be main cause, the quality of melten glass is easy to become unstable.Even if using such glass raw material, according to upper
The glass raw material melting plant 11 stated, the melten glass for obtaining stay in grade also become easy.
(7) manufacturing method of melten glass has: the 1st exhaust phase, will melt the gas in kiln 12 via the 1st by-path
15 and the 2nd by-path 16 is directed to major trunk roads 17；With the 2nd exhaust phase, will melt the gas in kiln 12 via the 1st by-path 15 and
By-path is directed to major trunk roads 17 either in 2nd by-path 16.According to this method, as described above, the 2nd exhaust rank can be utilized
The gas melted in kiln 12 is discharged steadily in section.Therefore, it is stabilized by making to melt the atmosphere of the inner space of kiln 12, thus
The melten glass for obtaining stay in grade becomes easy.Thus, for example making the yield rate of the glass article manufactured by melten glass, life
Yield raising becomes easy.
(8) the 2nd exhaust phase of the manufacturing method of preferred molten glass is including the use of the 1st locking device 26 by the 1st by-path
15 closed states and using the 2nd locking device 27 by state either in the closed state of the 2nd by-path 16.In melten glass
Manufacturing method in, preferably in the state of closing the 1st by-path 15, the 1st opening/closing portion 28 is open, closes by the 2nd by-path 16
In the state of, the 2nd opening/closing portion 29 is open.
In this case, can on one side using the 2nd exhaust phase by melt kiln 12 in gas steadily be discharged, on one side into
The upkeep operation that the deposit of the deposit or the 2nd horizontal by-path 22 of being about to the 1st horizontal by-path 19 is removed.In other words, i.e.,
Make in above-mentioned upkeep operation, is stabilized by melting the atmosphere of inner space of kiln 12, to obtain the melting of stay in grade
Glass also becomes easy.
(modification)
Also it is configured to above embodiment by following change.
Ventilation amount adjusting apparatus 30 can also be omitted.It is filled for example, control unit 11a can also replace to adjust ventilatory capacity
Set 30 carry out control or on this basis, by adjusting exhaust apparatus 14 output and to melting kiln 12 internal pressure adjust
It is whole.
Major trunk roads 17 can also be only made of refractory material.
The position of 1st locking device 26 is the upstream side and downstream side of the 1st opening/closing portion 28, can be can be by the 1st by-path
It is suitably changed on 15 closed positions.Position about the 2nd locking device 27 can also suitably change.
The position of 1st opening/closing portion 28 can suitably change in the 1st by-path 15.In addition, the position about the 2nd opening/closing portion 29
Setting can also suitably change in the 2nd by-path 16.
In glass raw material melting plant 11, also the opening/closing portion for taking out deposit from flue 13 can be set to flue
13 any position.In addition, the locking device for closing flue 13 can be set to and be appointed in glass raw material melting plant 11
Meaning position.
1st by-path 15 has the 1st decline a by-path 18, the 1st horizontal 19 and the 1st cardinal extremity by-path 20 of by-path, but the 1st
The global shape of by-path 15 can suitably change.For example, it is also possible to the 1st decline by-path 18 of the 1st by-path 15 be omitted, only by water
The flat part extended constitutes the 1st by-path 15.Global shape about the 2nd by-path 16 can also suitably change.
1st by-path 15 and the 2nd by-path 16 are connected to the sidewall portion 12a of melting kiln 12, but also can be by the 1st by-path 15
And the 2nd at least one party in by-path 16 is connected to the upper wall portions 12c of melting kiln 12.
Glass raw material melting plant 11 can also have the 3rd by-path, the 3rd by-path and the 1st by-path 15 and the 2nd by-path
16 are attached separately to melting kiln 12, and converge in major trunk roads 17.In addition, glass raw material melting plant 11 can also have
Multiple flues 13 being made of the 1st by-path 15, the 2nd by-path 16 and major trunk roads 17.That is, as long as flue 13 includes the 1st by-path
15, the structure of the 2nd by-path 16 and major trunk roads 17 can also suitably change the quantity of by-path, the quantity of major trunk roads.
May be in glass raw material melting plant 11, for example, by the 1st locking device 26 or the 2nd can be closed
The locking device composition of ventilatory capacity (air quantity) is closed and can be adjusted to device 27, and utilizes locking device adjustment melting kiln 12
Internal pressure.
Exhaust apparatus 14 is set to downstream major trunk roads 25, but can also be set to upstream major trunk roads 24.
In the manufacturing method of melten glass, the maintenance of removing deposit from the 1st by-path 15 or the 2nd by-path 16
Operation both can perhaps carry out after the 2nd by-path 16 is stacked object blocking in the 1st by-path 15 can also be in the 1st by-path 15 or the 2nd
By-path 16 blocks preceding progress.
The 1st by-path 15 and the 2nd by-path 16 for being connected to melting kiln 12 are sometimes referred to as nearside exhaust pipe, are located at from melting kiln
The major trunk roads 17 of 12 remote positions are sometimes referred to as distal side exhaust pipe.
1st opening/closing portion 28 and the 2nd opening/closing portion 29 are not construed as limiting, but may include the accumulation being set on corresponding by-path
Object takes out opening and the lid for the deposit to be taken out to closure of openings.
Preferably, control unit 11a is constituted are as follows: before the 1st opening/closing portion 28 or the 2nd opening/closing portion 29 are opened and is opened
Afterwards, i.e., it is being melted while carrying out from the upkeep operation that the 1st opening/closing portion 28 or the 2nd opening/closing portion 29 remove deposit
When kiln 12 intermittently manufactures melten glass, by melt the pressure of inner space of kiln 12 it is substantially indeclinable in a manner of or so that
The mode that the variation of the pressure minimizes controls ventilation amount adjusting apparatus 30 according to the pressure measured by pressure sensor 31
The revolving speed of aperture and/or fan 14.
The disclosure includes following implemented example.It is limited to assist understanding, assigns the attached drawing of embodiment illustrated
Label.
A kind of [realizing example 1] glass raw material melting plant (11), has:
It melts kiln (12) comprising melt space and multiple exhaust outlets for melting glass raw material；
Multiple nearside exhaust pipes (15,16) are directly connected to the multiple exhaust of melting kiln (12)
Mouthful, and be connected to the same melt space of melting kiln (12)；
Single distal side exhaust pipe (17), venue is connected with the multiple nearside exhaust pipe (15,16) here；And
Scavenger fan (14) is connected to the distal side exhaust pipe (17).
[realizing example 2] is according to the glass raw material melting plant (11) for realizing example 1, the multiple nearside exhaust pipe (15,16)
It respectively include the opening/closing portion (28 for taking out deposit from the nearside exhaust pipe；29).
[realizing example 3] according to the glass raw material melting plant (11) for realizing example 2, each nearside exhaust pipe (15,16) includes:
Upstream side locking device (26a；27a), it is used to close the nearside exhaust pipe；With
Downstream side locking device (26b；27b), it is used in the position different from the upstream side locking device that this is close
Side exhaust pipe is closed,
The opening/closing portion (28 of the multiple nearside exhaust pipe；29) it is set on described in corresponding nearside exhaust pipe
Swim side locking device (26a；27a) with the downstream side locking device (26b；Middle position between 27b).
[realizing example 4] is according to the glass raw material melting plant (11) for realizing example 2 or 3, each opening/closing portion (28；It 29) include accumulation
Object takes out opening and the lid for the deposit to be taken out to closure of openings.
[realizing example 5] is according to the glass raw material melting plant (11) for realizing any one of example 2~4, the multiple nearside
The opening/closing portion (28 of exhaust pipe；29) it can separately be opened and closed.
[realizing example 6] is according to the glass raw material melting plant (11) for realizing any one of example 2~5, each opening/closing portion (28；
29) in corresponding nearside exhaust pipe by the upstream side locking device (26a of the nearside exhaust pipe；27a) and downstream side locking device
(26b；It is opened in the state of 27b) closing.
[realizing example 7] is further equipped with according to the glass raw material melting plant (11) for realizing any one of example 1~6:
Pressure sensor (31) measures the pressure of the melt space of melting kiln (12)；With
Control unit (11a) is connected to the pressure sensor (31).
[realize example 8] according to the glass raw material melting plant (11) for realizing example 7, described in the multiple nearside exhaust pipe
Opening/closing portion (28；At least one of 29) before opening and after opening, the control unit (11a) is described with melting kiln (12)
The pressure of melt space essentially without variation mode, according to the melt space measured by the pressure sensor (31)
Pressure control the revolving speeds of the scavenger fan (14).
[realizing example 9] is further equipped with logical according to the glass raw material melting plant (11) for realizing any one of example 1~7
Gas amount adjusting apparatus (30), the ventilation amount adjusting apparatus (30) are set to the distal side exhaust pipe (17), described remote for adjusting
Flow in side exhaust pipe (17).
[realize example 10] according to the glass raw material melting plant (11) for realizing example 9, in the institute of the multiple nearside exhaust pipe
State opening/closing portion (28；At least one of 29) before opening and after opening, the control unit (11a) is with the institute of melting kiln (12)
Mode of the pressure essentially without variation for stating melt space, it is empty according to the melting measured by the pressure sensor (31)
Between pressure come control it is described ventilation amount adjusting apparatus (30) aperture.
The utility model is not limited to illustrate.For example, illustrate feature should not be construed as be for the utility model
It is necessary, not equal to the theme of the utility model is occasionally present in the spy fewer than whole features of disclosed particular implementation
Sign.The utility model is shown by claimed range, it is expected that including the institute in the range being equal with claimed range
Have altered.
Description of symbols
11: glass raw material melting plant；12: melting kiln；12a: sidewall portion；13: flue；14: exhaust apparatus；15: the 1
Road；16: the 2 by-paths；17: major trunk roads；18: the 1 decline by-paths；21: the 2 decline by-paths；24: upstream major trunk roads；25: downstream
Major trunk roads；26: the 1 locking devices；27: the 2 locking devices；28: the 1 opening/closing portions；29: the 2 opening/closing portions；30: ventilatory capacity adjustment
Device.
Claims (7)
1. a kind of glass raw material melting plant, has:
Kiln is melted, glass raw material is melted；
Flue exports the gas in the melting kiln to outside the melting kiln；And
Exhaust apparatus will be discharged by the gas of the flue towards external forced,
The glass raw material melting plant is characterized in that,
The flue have the 1st by-path for being independently of one another connected to the melting kiln and the 2nd by-path and the 1st by-path and
The major trunk roads that 2nd by-path converges,
The exhaust apparatus is set to the major trunk roads.
2. glass raw material melting plant according to claim 1, which is characterized in that the 1st by-path, which has, can be carried out heap
1st opening/closing portion of the taking-up of product object, and the 2nd by-path has the 2nd opening/closing portion of the taking-up that can be carried out deposit,
The glass raw material melting plant is further equipped with the 1st locking device and the 2nd locking device,
1st locking device can on the upstream side and the 1st by-path is closed in downstream side than the 1st opening/closing portion,
2nd locking device can be on the upstream side and the 2nd by-path is closed in downstream side than the 2nd opening/closing portion.
3. glass raw material melting plant according to claim 1, which is characterized in that the 1st by-path and the 2nd by-path
It is connected to the sidewall portion of the melting kiln,
1st by-path has the 1st decline by-path extended downward, and the 2nd by-path has the 2nd extended downward
Decline by-path,
The downstream of 1st by-path is set to the position lower than the upstream end of the 1st by-path, and the 2nd by-path
Downstream is set to the position lower than the upstream end of the 2nd by-path.
4. glass raw material melting plant according to claim 2, which is characterized in that the 1st by-path and the 2nd by-path
It is connected to the sidewall portion of the melting kiln,
1st by-path has the 1st decline by-path extended downward, and the 2nd by-path has the 2nd extended downward
Decline by-path,
The downstream of 1st by-path is set to the position lower than the upstream end of the 1st by-path, and the 2nd by-path
Downstream is set to the position lower than the upstream end of the 2nd by-path.
5. according to claim 1 to the glass raw material melting plant described in any one of claim 4, which is characterized in that institute
Stating major trunk roads has the upstream major trunk roads being made of refractory material and is connected to the downstream of the upstream major trunk roads and by metal
The downstream major trunk roads of composition.
6. glass raw material melting plant according to claim 4, which is characterized in that the glass raw material melting plant is into one
Step has ventilation amount adjusting apparatus, which is set to the downstream major trunk roads, can adjust the major trunk roads
Ventilatory capacity.
7. according to claim 1 to the glass raw material melting plant described in any one of claim 4, which is characterized in that institute
Glass raw material melting plant is stated for the B in melten glass2O3Content as 5 mass % or more glass raw material melting.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016121813A JP6720718B2 (en) | 2016-06-20 | 2016-06-20 | Glass raw material melting apparatus and method for manufacturing molten glass |
| JP2016-121813 | 2016-06-20 | ||
| PCT/JP2017/019236 WO2017221617A1 (en) | 2016-06-20 | 2017-05-23 | Glass starting material melting apparatus and method for producing molten glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209322706U true CN209322706U (en) | 2019-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201790000848.1U Active CN209322706U (en) | 2016-06-20 | 2017-05-23 | Glass raw material melting plant |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6720718B2 (en) |
| KR (1) | KR102242451B1 (en) |
| CN (1) | CN209322706U (en) |
| WO (1) | WO2017221617A1 (en) |
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| CN110482839B (en) * | 2019-08-12 | 2021-12-21 | 东旭(锦州)精密光电科技有限公司 | Method for reducing glass calculus in precious metal glass material channel |
| KR20240083488A (en) | 2022-12-05 | 2024-06-12 | 이범정 | How to manufacture upcycled glass tableware, And the upcycled glass tableware manufactured by the method |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5995131A (en) * | 1982-11-22 | 1984-06-01 | 株式会社 成形技研 | Manufacture of resin flexible pipe with double layer structure |
| JPS5995131U (en) * | 1982-12-17 | 1984-06-28 | 石塚硝子株式会社 | Glass melting furnace waste heat recovery device |
| JPS61137630A (en) | 1984-12-10 | 1986-06-25 | Nippon Steel Metal Prod Co Ltd | Method and device for beading |
| JPH0133615Y2 (en) * | 1985-02-15 | 1989-10-12 | ||
| JPH08217462A (en) * | 1995-02-07 | 1996-08-27 | Nippon Sheet Glass Co Ltd | Heat accumulator for glass melting furnace |
| JP2001010822A (en) * | 1999-06-25 | 2001-01-16 | Nippon Electric Glass Co Ltd | Melting of glass |
| JP2002037633A (en) * | 2000-07-26 | 2002-02-06 | Nippon Electric Glass Co Ltd | Flue of glass melting furnace |
| JP2003221237A (en) * | 2002-01-29 | 2003-08-05 | Nippon Electric Glass Co Ltd | Furnace for melting glass |
| WO2006059577A1 (en) * | 2004-12-01 | 2006-06-08 | Nippon Sheet Glass Company, Limited | Glass production apparatus and process for producing glass |
| JP5644109B2 (en) * | 2007-12-05 | 2014-12-24 | 旭硝子株式会社 | Method for producing boron-containing glass product and method for purifying exhaust gas generated during production of boron-containing glass product |
| JP5730806B2 (en) * | 2012-04-05 | 2015-06-10 | ＡｖａｎＳｔｒａｔｅ株式会社 | Manufacturing method of glass substrate |
-
2016
- 2016-06-20 JP JP2016121813A patent/JP6720718B2/en active Active
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2017
- 2017-05-23 KR KR1020187031163A patent/KR102242451B1/en active IP Right Grant
- 2017-05-23 CN CN201790000848.1U patent/CN209322706U/en active Active
- 2017-05-23 WO PCT/JP2017/019236 patent/WO2017221617A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| JP6720718B2 (en) | 2020-07-08 |
| WO2017221617A1 (en) | 2017-12-28 |
| JP2017226551A (en) | 2017-12-28 |
| KR102242451B1 (en) | 2021-04-19 |
| KR20190019909A (en) | 2019-02-27 |
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