CN113336421B - Glass kiln, method for discharging glass kiln and discharging system of glass kiln - Google Patents
Glass kiln, method for discharging glass kiln and discharging system of glass kiln Download PDFInfo
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- CN113336421B CN113336421B CN202110624402.9A CN202110624402A CN113336421B CN 113336421 B CN113336421 B CN 113336421B CN 202110624402 A CN202110624402 A CN 202110624402A CN 113336421 B CN113336421 B CN 113336421B
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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
- C03B5/26—Outlets, e.g. drains, siphons; Overflows, e.g. for supplying the float tank, tweels
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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
- C03B5/42—Details of construction of furnace walls, e.g. to prevent corrosion; Use of materials for furnace walls
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/01—Means for taking-off charges of molten glass
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
The utility model relates to a glass kiln and be used for to its method of blowing, glass kiln blowing system, this glass kiln includes the kiln body that is used for holding glass liquid and pastes at least one hole protecting brick group of establishing on the surface of kiln body, hole protecting brick group includes a plurality of hole protecting bricks of arranging along the upper and lower direction of kiln body, be formed with the blowing hole that runs through kiln body and hole protecting brick on kiln body and every hole protecting brick, the glass kiln still includes the block structure who is used for the shutoff blowing hole, so block structure detachably connects in the blowing hole. Through the technical scheme, in the process of discharging through each discharging hole, the depth of the glass liquid above the discharging hole is smaller, the speed of the glass liquid flowing outwards from the glass kiln cannot be too fast, the discharging flow is convenient to control, and the pressure of the glass liquid to the discharge hole can be reduced, so that the production accident that the pool wall bricks are cracked due to the fact that the static pressure of the glass liquid with large tonnage in the kiln to the pool wall bricks is too large is eliminated.
Description
Technical Field
The disclosure relates to the technical field of glass kilns, in particular to a glass kiln, a method for discharging the glass kiln and a discharging system of the glass kiln.
Background
Glass production generally adopts the glass kiln to carry out the founding operation, because the glass kiln comprises resistant firebrick, and the pool wall brick that directly contacts with high temperature glass liquid is corroded the most seriously, glass kiln pool wall brick only possesses 6 ~ 8 years's life, need emit the glass kiln with the glass liquid of glass kiln after the pool wall brick life-span, commonly known as blowing, traditional glass kiln blowing technology adopts the mode of the blowing hole of reserving from the pool wall brick bottom of glass kiln flows into the dump chest of unloading naturally unloading, however, when blowing from the blowing hole of pool wall brick bottom, because the glass liquid in the whole glass kiln has certain degree of depth, can concentrate to form very big pressure to the blowing hole that is located the bottom, the high temperature glass liquid velocity of flow accelerates, the pool wall brick that probably leads to forming the blowing hole is cracked in the blowing process, and then arouses the production accident.
Disclosure of Invention
The invention aims to provide a glass kiln, a method for discharging the glass kiln and a discharging system of the glass kiln, and aims to solve the technical problems in the related art.
In order to achieve the above object, according to a first aspect of the present disclosure, the present disclosure provides a glass kiln, including a kiln body for containing molten glass and at least one hole-protecting brick group attached to an outer surface of the kiln body, where the hole-protecting brick group includes a plurality of hole-protecting bricks arranged along an up-and-down direction of the kiln body, the kiln body and each of the hole-protecting bricks are formed with a discharge hole penetrating through the kiln body and the hole-protecting bricks, and the glass kiln further includes a blocking structure for blocking the discharge hole, so that the blocking structure is detachably connected to the discharge hole.
Optionally, the plugging structure includes a plurality of end caps and a plurality of shutoff bricks that all with the blowing hole one-to-one sets up, the end cap inlays to be established the blowing hole is downthehole, shutoff brick detachably pastes and establishes one side that kiln body was kept away from to the hole protecting brick, just the end cap is in projection on the shutoff brick is located in the shutoff brick.
Optionally, a weir is further disposed in the kiln body, the weir divides the interior of the kiln body into a first portion and a second portion, the hole-protecting brick groups are multiple, each of the first portion and the second portion corresponds to at least one hole-protecting brick group, the height of at least one discharging hole in the discharging holes corresponding to the first portion is lower than the height of the weir, and the height of at least one discharging hole in the discharging holes corresponding to the second portion is lower than the height of the weir.
Optionally, the glass kiln further comprises a plurality of pool wall bricks, the pool wall bricks enclose the kiln body, the hole-protecting bricks are attached to the outer surfaces of the pool wall bricks, and the width W of each hole-protecting brick 1 Are all smaller than the width W of the pool wall brick attached to the pool wall brick 2 。
According to a second aspect of the disclosure, a discharging system of a glass kiln is provided, which comprises a flow guiding device, a slag bearing tank and the glass kiln, wherein the flow guiding device is detachably arranged at the discharging hole of the glass kiln, and the flow guiding device is used for conveying glass liquid flowing out of the discharging hole to the slag bearing tank.
Optionally, the guiding device includes a first guiding pipe and a second guiding pipe, the first guiding pipe has a first molten glass inlet and a first molten glass outlet, the second guiding pipe has a second molten glass inlet, a second molten glass outlet and a cooling water inlet for cooling water to flow in, the second molten glass inlet is located the cooling water inlet with between the second molten glass outlet, the first molten glass inlet with the blowing hole intercommunication, the second molten glass inlet is located under the first molten glass outlet, the second molten glass outlet with the slag receiving pool intercommunication.
Optionally, be provided with in the slag bearing pond and be used for allowing the cooling water to pass through and prevent the filter screen that cullet passes through, the filter screen will the slag bearing pond is separated for cooling water chamber and cullet chamber, second glass liquid export with cullet chamber intercommunication, glass kiln blowing system still includes cistern, first transfer line and second transfer line, the one end of first transfer line with cooling water chamber intercommunication, the other end of first transfer line with the cistern intercommunication, the one end of second transfer line with the cistern intercommunication, the other end of second transfer line with the cooling water entry intercommunication, be provided with first water pump on the first transfer line, be provided with the second water pump on the second transfer line.
Optionally, the glass kiln discharging system further comprises a flow adjusting device, the flow adjusting device comprises a flow adjusting rod, a driving mechanism and a blocking block, the blocking block is arranged at one end of the flow adjusting rod, the blocking block is constructed to be capable of blocking the discharging hole, an opening for the blocking block to pass through is formed in the flow guiding device, and the driving mechanism is used for driving the flow adjusting rod to move so that the blocking block is close to or far away from the discharging hole.
Optionally, be formed with the recess on the sprue, flow control pole the one end is inserted in the recess, be formed with intake antrum and play water cavity in the flow control pole, the entry in intake antrum is used for supplying cooling water to flow into, the export in intake antrum with go out the entry intercommunication in water cavity, the export in play water cavity is used for supplying cooling water in the play water cavity flows out, the entry in intake antrum with the export in play water cavity all is located flow control pole keeps away from the one end of sprue.
According to a third aspect of the present disclosure, there is provided a method of glass kiln discharge, the method comprising:
disassembling a plugging structure on a target discharging hole which is below the liquid level of the molten glass in the kiln body and is closest to the liquid level;
and for each discharge hole positioned below the target discharge hole, disassembling the blocking structure on the discharge hole under the condition that no glass liquid flows out from the last discharge hole of the discharge hole.
Through the technical scheme, when the glass kiln needs to be discharged, the blocking structure on the uppermost discharging hole can be firstly detached, at the moment, the glass liquid in the glass kiln, the liquid level of which is higher than that of the discharging hole, can flow out through the discharging hole, when no glass liquid flows out from the discharging hole (namely, the liquid level of the glass liquid is lower than that of the discharging hole), the blocking structure on the discharging hole, which is closest to the glass liquid, below the discharging hole is detached, so that the glass liquid can be completely discharged from the glass kiln through the continuous circulation of the steps. In addition, the hole protecting bricks attached to the outer surface of the kiln body can enhance the strength of the kiln body, and further prevent the kiln body from cracking.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
FIG. 1 is a schematic perspective view of a glass furnace provided in accordance with an exemplary embodiment of the present disclosure;
FIG. 2 is a schematic view of a glass kiln discharge system provided in accordance with an exemplary embodiment of the present disclosure;
FIG. 3 is a schematic view of an uppermost discharge hole of a glass furnace discharging material according to an exemplary embodiment of the present disclosure;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
FIG. 5 is a schematic view of a glass furnace discharging through a lowermost discharge hole provided in an exemplary embodiment of the present disclosure;
FIG. 6 is a schematic front view of a furnace body and hole-protecting bricks in a glass furnace according to an exemplary embodiment of the present disclosure;
FIG. 7 is a schematic illustration of a flow regulating device provided in an exemplary embodiment of the present disclosure.
Description of the reference numerals
1-a glass kiln; 2-pool wall bricks; 3-a pool bottom brick; 4-molten glass; 10-a kiln body; 20-hole protection bricks; 30-a discharge hole; 40-a blocking structure; 41-plug; 42-plugging bricks; 50-weir; 60-a flow guide device; 61-a first draft tube; 62-a second draft tube; 621-an inclined section; 622-horizontal segment; 70-a slag bearing tank; 71-a cooling water cavity; 72-cullet chamber; 75-a filter screen; 80-a water reservoir; 81-a first infusion tube; 82-a second infusion tube; 83-a first water pump; 84-a second water pump; 90-a flow regulating device; 91-flow regulating rod; 911-water inlet cavity; 912-water outlet cavity; 92-a drive mechanism; 921-rack; 922-gear; 93-a block; 100-a glass kiln discharge system; w is a group of 1 -width of the grommet brick; w 2 -width of the pool wall tile.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, unless otherwise stated, the terms "vertical direction" and "vertical direction" used herein are defined based on the state of the glass furnace during normal use, and refer to the direction of the drawing shown in fig. 1. "distal" and "proximal" are defined relative to a distance from a particular structure. "inner and outer" refer to the inner and outer of the corresponding structure or component profile.
Referring to fig. 1 to 7, the present disclosure provides a glass kiln 1, including a kiln body 10 for containing molten glass 4 and at least one hole-protecting brick group attached to an outer surface of the kiln body 10, where the hole-protecting brick group includes a plurality of hole-protecting bricks 20 arranged along an up-down direction of the kiln body 10, a discharge hole 30 penetrating through the kiln body 10 and the hole-protecting bricks 20 is formed on the kiln body 10 and each hole-protecting brick 20, the glass kiln 1 further includes a blocking structure 40 for blocking the discharge hole 30, so the blocking structure 40 is detachably connected to the discharge hole 30.
The glass kiln 1 has a discharge state in which the blocking structures 40 are sequentially removed from top to bottom so that molten glass 4 in the glass kiln 1 flows out from the discharge hole 30 which is located below the liquid level of the molten glass and is closest to the liquid level of the molten glass, and then flows out from the discharge hole 30 which is located below the discharge hole 30.
Through the technical scheme, when the glass kiln 1 needs to be discharged, the blocking structure 40 on the uppermost discharge hole 30 can be firstly detached (as shown in fig. 3), at this time, the molten glass 4 in the glass kiln 1, which is higher than the discharge hole 30 in liquid level, flows out through the discharge hole 30, and when no molten glass 4 flows out from the discharge hole 30 (i.e. the liquid level of the molten glass 4 drops below the discharge hole 30), the blocking structure 40 on the discharge hole 30 closest to the molten glass below the discharge hole 30 is detached, so that the molten glass 4 can be completely discharged from the glass kiln 1 (as shown in fig. 5) by continuously circulating the steps, during the discharging process, because different discharge holes 30 are opened from top to bottom in sequence, the distance between the liquid level of the molten glass 4 above the discharge hole 30 and the discharge hole is small, the pressure of the molten glass 4 at the discharge hole 4 is small, and the molten glass 4 does not break off from the discharge hole 30 to the vicinity of the glass kiln body, thereby avoiding the glass kiln 10 from causing a large pressure leakage of the molten glass kiln 4. In addition, the hole-protecting bricks 20 attached to the outer surface of the kiln body 10 can enhance the strength of the kiln body 10, and further prevent the kiln body 10 from cracking.
The glass kiln 1 can also have a charging state, and after the kiln body 10 is repaired, each plugging structure 40 is correspondingly plugged on each discharging hole 30, so that the glass liquid 4 can be refilled in the kiln body 10 to perform the melting operation of the glass liquid 4.
Here, the glass kiln 1 provided in the present application may be obtained by modifying an existing glass kiln 1, that is, a plurality of hole-protecting bricks 20 are first attached to the existing glass kiln 1 in the height direction, then discharge holes 30 for discharging molten glass 4 are formed in the corresponding hole-protecting bricks 20, and finally, the discharge holes 30 are blocked by the blocking structures 40, and when the molten glass in the glass kiln 1 needs to be discharged, the blocking structures 40 are detached.
Steel columns can be arranged around the kiln body 10, angle iron and a support are arranged on the steel columns, the hole protection bricks 20 can be fixed on the outer surface of the kiln body 10 through the angle iron and the support, and the mode can also be adopted when the blocking structure 40 is fixed.
As shown in fig. 4, in an embodiment provided by the present disclosure, the blocking structure 40 may include a plurality of plugs 41 and a plurality of blocking bricks 42, which are all disposed in one-to-one correspondence with the discharging holes 30, the plugs 41 are embedded in the discharging holes 30, the blocking bricks 42 are detachably attached to one side of the hole-protecting bricks 20 far away from the kiln body 10, and a projection of the plugs 41 on the blocking bricks 42 is located in the blocking bricks 42. In the process of sealing the discharge hole 30, the plug 41 plugs the discharge hole 30, the blocking brick 42 blocks the outer side of the plug to prevent the plug from being flushed out of the discharge hole 30 under the action of pressure, and the plug 41 and the blocking brick 42 can form two defense lines to jointly realize sealing of the discharge hole 30, so that the sealing effect on the discharge hole 30 is improved. When the glass kiln 1 needs to be discharged, the plugging bricks 42 are detached from the kiln body 10, and the plugs 41 are embedded in the discharge holes 30, so that the plugs 41 are pushed outwards by the molten glass 4 under the pressure of the molten glass 4 in the glass kiln 1, so that the molten glass 4 slides out of the discharge holes 30, and the molten glass 4 can flow out of the discharge holes 30.
The hole-protecting brick 20 can be made of sintered zirconia corundum or fused zirconia corundum, the height is 300-400mm, and the plugging brick 42 can be made of zirconia corundum brick or can be made of the same material as the pool wall brick 2.
In another embodiment provided by the present disclosure, the blocking structure 40 may include a plurality of plugs 41 and a plurality of blocking bricks 42, which are respectively disposed in one-to-one correspondence with the discharging holes 30, wherein each blocking brick 42 is correspondingly and fixedly disposed with one plug 41, that is, the blocking brick 42 and the plug 41 are integrally formed, and the blocking brick 42 is detachably attached to one side of the hole-protecting brick 20 away from the kiln body 10, and meanwhile, the plug 41 fixed on the blocking brick 42 is inserted into the discharging hole 30. When the glass kiln 1 needs to be discharged, the plugging bricks 42 are taken down from the kiln body 10, the plugs 41 are separated from the discharging holes 30 at the same time, and the molten glass 4 can flow out of the discharging holes 30.
In the present disclosure, as shown in fig. 1, a weir 50 may be further disposed in the kiln body 10, the weir 50 divides the interior of the kiln body 10 into a first portion and a second portion, the hole-protecting brick groups are multiple, each of the first portion and the second portion has at least one hole-protecting brick group, the height of at least one discharging hole 30 of the plurality of discharging holes 30 corresponding to the first portion is lower than the height of the weir 50, and the height of at least one discharging hole 30 of the plurality of discharging holes 30 corresponding to the second portion is lower than the height of the weir 50. That is to say, can all carry out the blowing from the both sides of weir 50, on the one hand, can avoid being located the inhomogeneous problem of the blowing of the glass liquid 4 of weir 50 both sides, on the other hand, can also promote the blowing speed of glass kiln 1.
Alternatively, as shown in fig. 1, in order to completely release the molten glass 4 on both sides of the weir 50, the first part is at least correspondingly provided with a discharge hole 30 formed between the bottom wall bricks 3 and the side wall bricks 2 of the bottom wall of the glass kiln 1, and the second part is at least correspondingly provided with a discharge hole 30 formed between the bottom wall bricks 3 and the side wall bricks 2 of the bottom wall of the glass kiln 1.
Optionally, as shown in fig. 1 and 6, the glass kiln 1 further includes a plurality of pool wall bricks 2, the plurality of pool wall bricks 2 enclose the kiln body 10, the hole-protecting bricks 20 are attached to the outer surfaces of the pool wall bricks 2, and the width W of each hole-protecting brick 20 1 Are all smaller than the width W of the pool wall brick 2 attached with the same 2 . Thus, the hole protecting bricks 20 can not completely cover the pool wall bricks 2 while enhancing the strength of the pool wall bricks 2, so that operators can observe the state of the pool wall bricks 2 in the process of discharging, and the potential safety hazard in the discharging process is further reduced.
In one embodiment provided by the present disclosure, the width W of the grommet 20 1 Width W of the wall brick 2 2 Four fifths of the total.
Referring to fig. 2, according to a second aspect of the present disclosure, there is provided a glass kiln discharging system 100, the glass kiln discharging system 100 may include a diversion device 60, a slag receiving tank 70 and the glass kiln 1 as above, the diversion device 60 is detachably disposed at a discharging hole 30 of the glass kiln 1, and the diversion device 60 is used for conveying molten glass 4 flowing out from the discharging hole 30 into the slag receiving tank 70. The guiding device 60 can convey the molten glass 4 to a longer distance, so that the slag bearing pool 70 does not need to be arranged near the glass kiln 1, for example, the slag bearing pool 70 can be arranged outdoors, and the requirement on the site is reduced.
In addition, because guiding device 60 can dismantle the setting in the blowing hole 30 department of glass kiln 1, when need not carrying out the blowing to glass kiln 1, can dismantle guiding device 60 from glass kiln 1 and accomodate, can not cause the interference to the normal work of glass kiln 1, when needs carry out the blowing to glass kiln 1, with this guiding device 60 correspond install in blowing hole 30 department can.
In the present disclosure, the flow guiding device 60 may also be fixed by a steel column disposed around the kiln body 10, specifically, the flow guiding device 60 is installed to be closely attached to the outer surface of the hole-protecting brick 20 by centering on the opening on the hole-protecting brick 20 and is fixed to the steel column by a steel bracket.
Certainly, the diversion device 60 can also be fixed at the bottommost end of the outer surface of the kiln body 10, so that the glass liquid 4 flowing out of the discharge holes 30 at different heights can be diverted by only arranging one diversion device 60, and the diversion device 60 corresponding to each discharge hole 30 is not required to be arranged independently, so that the discharging operation is simplified, and the discharging efficiency is improved.
Here, the slag bearing tank 70 can be made of steel plates by welding, the size of the slag bearing tank generally requires 5000-8000mm in width, 10000-20000mm in length and 800-1000mm in height for meeting the requirements of cooling and shoveling operation of molten glass 4, optionally, a structure that bricks are used for temporary masonry and waterproof concrete is laid on the inner side is considered, the cost of the slag bearing tank 70 manufactured by the method is low, and the requirement of shoveling and transporting broken glass by a vehicle is met.
As shown in fig. 2, optionally, the diversion device 60 includes a first diversion pipe 61 and a second diversion pipe 62, the first diversion pipe 61 has a first molten glass 4 inlet and a first molten glass 4 outlet, the second diversion pipe 62 has a second molten glass 4 inlet, a second molten glass 4 outlet and a cooling water inlet for cooling water to flow in, the second molten glass 4 inlet is located between the cooling water inlet and the second molten glass 4 outlet, the first molten glass 4 inlet is communicated with the discharging hole 30, the second molten glass 4 inlet is located right below the first molten glass 4 outlet, and the second molten glass 4 outlet is communicated with the slag receiving pool 70. Thus, in the discharging process of the glass kiln 1, the molten glass 4 enters the first flow guide pipe 61 from the inlet of the first molten glass 4 through the discharging hole 30, and flows into the second flow guide pipe 62 positioned right below the outlet of the first molten glass 4 through the outlet of the first molten glass 4, and the molten glass 4 exchanges heat with the cooling water in the second flow guide pipe 62, and flows into the slag receiving pool 70 from the outlet of the second molten glass 4 under the driving of the cooling water.
As shown in fig. 2, in an embodiment provided by the present disclosure, the second duct 62 includes an inclined section 621 and a horizontal section 622, the inclined section 621 and the horizontal section 622 are connected by a flange, wherein the inclined section 621 is disposed right below the inlet of the first molten glass 4, an inclination angle of the inclined section 621 is 20-30 °, the horizontal section 622 is communicated with the slag receiving tank 70, and the inclined section 621 is disposed obliquely upward along the direction from the first duct 61 to the slag receiving tank 70, which has an advantage that the space occupied by the duct 60 can be reduced by the disposition of the inclined section 621, so as to facilitate disposition of the duct 60 to adapt to a work site.
In the disclosure, the length of the first flow guide pipe 61 is 800-1200mm, the first flow guide pipe 61 is of a cylindrical hollow structure formed by sintering or pouring zirconia alumina, and the cylindrical hollow structure is beneficial to heat preservation of the molten glass 4 flowing out of the discharging hole 30 and prevents the molten glass 4 from flowing difficultly due to cooling in cold air. Of course, the first draft tube 61 may be a steel bath shell, a square or V-shaped bath body lined with clay refractory bricks.
The second guide pipe 62 is a cylindrical structure, the outer diameter of the second guide pipe is 300-450mm, the thickness of the second guide pipe is 50-80mm, the second guide pipe is cast by heat-resistant steel, the tail end of the second guide pipe 62 is of a closed structure, a plurality of small round holes are formed in the lower portion of the second guide pipe, a section of heat-resistant steel pipe with the length of 100mm is welded outside each round hole, and a quick connector is arranged on each steel pipe and used for being connected with a water pipe for cooling water to flow into. Of course, the second draft tube 62 may be a steel bath shell, a square or V-shaped bath body lined with clay refractory bricks.
In other embodiments provided by the present disclosure, the second flow guide pipe 62 may be disposed horizontally, which is not limited by the present disclosure, in short, as long as the flow guide of the molten glass 4 is achieved.
Optionally, as shown in fig. 2, a filter screen 75 for allowing cooling water to pass through and preventing cullet from passing through is disposed in the slag receiving pool 70, the filter screen 75 divides the slag receiving pool 70 into a cooling water cavity 71 and a cullet cavity 72, an outlet of the second molten glass 4 is communicated with the cullet cavity 72, the glass kiln emptying system 100 further includes a reservoir 80, a first infusion tube 81 and a second infusion tube 82, one end of the first infusion tube 81 is communicated with the cooling water cavity 71, the other end of the first infusion tube 81 is communicated with the reservoir 80, one end of the second infusion tube 82 is communicated with the reservoir 80, the other end of the second infusion tube 82 is communicated with the cooling water inlet, a first water pump 83 is disposed on the first infusion tube 81, and a second water pump 84 is disposed on the second infusion tube 82. Through setting up first water pump 83 and second water pump 84, whole cooling system forms a return circuit, and the water of cooling glass liquid 4 can realize reuse through second water pump 84 to reach the effect of reduce cost.
Here, the glass kiln discharging system 100 may further include a condenser connected between the cooling water chamber 71 and the water reservoir 80, so as to further reduce the temperature of the water flowing out from the cullet chamber 72, and improve the cooling effect on the molten glass.
In order to further improve the fault-tolerant rate in the process of cooling the molten glass 4, the number of the first water pumps 83 is at least two, the number of the second water pumps 84 is at least two, and one of the first water pumps 83 and one of the second water pumps 84 are used as standby, so that the continuous supply of high-pressure cooling water in the discharging process of the kiln is met.
In addition, the reservoir 80 is made of steel plates through temporary welding, the size of the reservoir meets the requirement of the second water pump 84 for circulating water, and the length and the width are generally required to be 3000-5000mm, and the height is required to be 2000mm.
The cooling water can consume a part of the cooling water in the process of cooling the molten glass 4, and in order to ensure the water level of the cooling water in the reservoir 80, the discharging system 100 of the glass kiln further comprises a water replenishing pipeline, wherein the water replenishing pipeline is connected with the reservoir 80 and used for replenishing water into the reservoir 80 so as to ensure that the water level of the reservoir 80 is unchanged in the discharging process of the glass kiln 1.
Alternatively, as shown in fig. 2 and 7, the glass kiln discharging system 100 may further include a flow adjusting device 90, the flow adjusting device 90 may include a flow adjusting rod 91, a driving mechanism 92, and a blocking block 93, the blocking block 93 is disposed at one end of the flow adjusting rod 91, the blocking block 93 is configured to block the discharging hole 30, an opening for the blocking block 93 to pass through is formed on the flow guiding device 60, and the driving mechanism 92 is used for driving the flow adjusting rod 91 to move so that the blocking block 93 is close to or far away from the discharging hole 30. When the driving mechanism 92 drives the flow adjusting rod 91 to drive the blocking block 93 to move close to the discharging hole 30, the outlet of the discharging hole 30 is partially or completely blocked so as to reduce the flow of the molten glass 4 in the discharging process; when the driving mechanism 92 drives the flow adjusting rod 91 to drive the blocking block 93 to move away from the discharging hole 30, the outlet of the discharging hole 30 is partially or completely opened to increase the flow of the molten glass 4 in the discharging process.
In an embodiment provided by the present disclosure, as shown in fig. 2 and 7, in an implementation, the driving mechanism 92 may include a gear 922 and a rack 921, the gear 922 is engaged with the rack 921, and the rack 921 is connected to the flow-rate adjusting rod 91, and when the gear 922 rotates forward or backward, the rack 921 may drive the flow-rate adjusting rod 91 to move closer to or away from the discharging hole 30, so as to control the flow rate of the molten glass 4 during the discharging process. In another embodiment, the driving mechanism 92 may be a mechanism capable of driving the flow rate adjustment rod 91 to move, such as an oil cylinder, an air cylinder, or a motor and screw nut mechanism.
In the process of plugging the discharging hole 30 by the plugging block 93, because the temperature of the molten glass 4 is high, the problem that the plug 41 is eroded due to the long-term contact of the plugging block 93 and the high-temperature molten glass 4 is solved, in order to avoid the problem, a groove is formed in the plugging block 93, one end of the flow adjusting rod 91 is inserted into the groove, a water inlet cavity 911 and a water outlet cavity 912 are formed in the flow adjusting rod 91, an inlet of the water inlet cavity 911 is used for allowing cooling water to flow in, an outlet of the water inlet cavity 911 is communicated with an inlet of the water outlet cavity 912, an outlet of the water outlet cavity 912 is used for allowing the cooling water in the water outlet cavity 912 to flow out, and the inlet of the water inlet cavity 911 and the outlet of the water outlet cavity 912 are both located at one end, far away from the plugging block 93, of the flow adjusting rod 91. Therefore, cooling water enters from the water inlet cavity 911 and flows out from the water outlet cavity 912, so that the flow adjusting rod 91 can be kept in a lower temperature range, and the flow adjusting rod 91 is inserted into the blocking block 93, therefore, the cooling water circulating in the flow adjusting rod 91 can continuously take away heat on the blocking block 93, the temperature of the blocking block 93 is reduced, the plug 41 is prevented from being corroded by the high-temperature molten glass 4, and the service life of the plug 41 is prolonged.
The flow regulating rod 91 may be made of metal or zirconium refractory, and in the present disclosure, is made of metal, and the block 93 is a solid steel ball.
As shown in fig. 1-6, according to a third aspect of the present disclosure, there is provided a method of glass kiln discharge, the method comprising:
disassembling the plugging structure 40 on the target discharging hole 30 which is closest to the liquid level below the liquid level of the molten glass 4 in the kiln body 10;
for each discharge hole 30 positioned below the target discharge hole 30, the blocking structure 40 on the discharge hole 30 is detached under the condition that no molten glass 4 flows out from the last discharge hole 30 of the discharge holes 30.
Specifically, when the glass kiln 1 needs to be discharged, the blocking structure 40 on the target discharging hole 30 closest to the position below the liquid level of the molten glass 4 in the kiln body 10 is firstly detached, at this time, the molten glass 4 above the target discharging hole 30 flows out from the target discharging hole 30 under the action of gravity, the liquid level of the molten glass 4 in the kiln body 10 gradually falls, when the liquid level of the molten glass 4 in the kiln body 10 falls to a position parallel to the target discharging hole 30, no molten glass 4 flows out from the target discharging hole 30 at this time, the blocking structure 40 of the discharging hole 30 closest to the position below the target discharging hole 30 is detached until no molten glass 4 flows out from the discharging hole 30, the above steps are circulated until the molten glass 4 in the kiln body 10 is discharged to a height which meets the requirement for repairing the pool wall brick 2, and at this time, discharging is completed.
After the pool wall bricks 2 of the glass kiln 1 are repaired, each plugging structure 40 corresponding to each discharging hole 30 is plugged on the discharging hole 30 again, and then the melting operation can be carried out in the kiln body 10 again.
It should be noted that the glass kiln 1 used in the method may be a glass kiln 1 provided with a plurality of hole-protecting brick groups and a plurality of discharging holes 30 produced at one time in the production process, and of course, the method may also be used in the conventional glass kiln 1, when discharging the glass kiln, the hole-protecting bricks 20 may be firstly attached to the conventional glass kiln 1, then the glass kiln 1 is perforated on the hole-protecting bricks 20 and the kiln body 10 sequentially from top to bottom by using a diamond water drill, specifically, a discharging hole 30 may be formed at a position closest to the liquid level of the molten glass in the glass kiln 1, the molten glass 4 flows out from the discharging hole 30, when the discharging hole 30 has no molten glass flowing out, another discharging hole 30 is further formed below the discharging hole 30, and the above steps are repeated until all the molten glass in the glass kiln is discharged.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (9)
1. The glass kiln is characterized by comprising a kiln body (10) used for containing molten glass (4) and at least one hole-protecting brick group attached to the outer surface of the kiln body (10), wherein the hole-protecting brick group comprises a plurality of hole-protecting bricks (20) distributed along the vertical direction of the kiln body (10), discharge holes (30) penetrating through the kiln body (10) and the hole-protecting bricks (20) are formed in the kiln body (10) and each hole-protecting brick (20), the glass kiln (1) further comprises a blocking structure (40) used for blocking the discharge holes (30), and therefore the blocking structure (40) is detachably connected to the discharge holes (30); the blocking structure (40) comprises a plurality of plugs (41) and a plurality of blocking bricks (42) which are arranged in the discharging holes (30) in a one-to-one correspondence mode, the plugs (41) are embedded in the discharging holes (30), the blocking bricks (42) are detachably attached to one side, away from the kiln body (10), of the hole-protecting brick (20), and the projections of the plugs (41) on the blocking bricks (42) are located in the blocking bricks (42).
2. The glass kiln as recited in claim 1, wherein a weir (50) is further disposed in the kiln body (10), the weir (50) divides the interior of the kiln body (10) into a first portion and a second portion, the hole-protecting brick sets are plural, each of the first portion and the second portion corresponds to at least one of the hole-protecting brick sets, the height of at least one discharging hole (30) of the discharging holes (30) corresponding to the first portion is lower than the height of the weir (50), and the height of at least one discharging hole (30) of the discharging holes (30) corresponding to the second portion is lower than the height of the weir (50).
3. Glass furnace according to any of claims 1-2, characterized in that the glass furnace (1) further comprises a plurality of pool wall bricks (2), the plurality of pool wall bricks (2) enclosing the furnace body (10), the hole-protecting bricks (20) being attached to the outer surfaces of the pool wall bricks (2), the width (W) of each hole-protecting brick (20) 1 ) Are all smaller than the width (W) of the pool wall brick (2) attached to the pool wall brick 2 )。
4. Glass kiln emptying system, characterized by comprising a flow guiding device (60), a slag bearing tank (70) and a glass kiln (1) according to any one of claims 1 to 3, wherein the flow guiding device (60) is detachably arranged at the emptying hole (30) of the glass kiln (1), and the flow guiding device (60) is used for conveying molten glass (4) flowing out of the emptying hole (30) into the slag bearing tank (70).
5. The glass kiln emptying system according to claim 4, wherein the flow guide device (60) comprises a first flow guide pipe (61) and a second flow guide pipe (62), the first flow guide pipe (61) is provided with a first molten glass (4) inlet and a first molten glass (4) outlet, the second flow guide pipe (62) is provided with a second molten glass (4) inlet, a second molten glass (4) outlet and a cooling water inlet for cooling water to flow in, the second molten glass (4) inlet is positioned between the cooling water inlet and the second molten glass (4) outlet, the first molten glass (4) inlet is communicated with the emptying hole (30), the second molten glass (4) inlet is positioned right below the first molten glass (4) outlet, and the second molten glass (4) outlet is communicated with the slag receiving pool (70).
6. The glass kiln emptying system according to claim 5, wherein a filter screen (75) used for allowing cooling water to pass through and preventing cullet from passing through is arranged in the slag bearing pool (70), the filter screen (75) divides the slag bearing pool (70) into a cooling water cavity (71) and a cullet cavity (72), an outlet of the second molten glass (4) is communicated with the cullet cavity (72), the glass kiln emptying system (100) further comprises a reservoir (80), a first infusion tube (81) and a second infusion tube (82), one end of the first infusion tube (81) is communicated with the cooling water cavity (71), the other end of the first infusion tube (81) is communicated with the reservoir (80), one end of the second infusion tube (82) is communicated with the reservoir (80), the other end of the second infusion tube (82) is communicated with the cooling water inlet, a first water pump (83) is arranged on the first infusion tube (81), and a second water pump (84) is arranged on the second infusion tube (82).
7. The glass kiln discharging system according to any one of claims 4-6, wherein the glass kiln discharging system (100) further comprises a flow adjusting device (90), the flow adjusting device (90) comprises a flow adjusting rod (91), a driving mechanism (92) and a block (93), the block (93) is arranged at one end of the flow adjusting rod (91), the block (93) is configured to be capable of blocking the discharging hole (30), an opening for the block (93) to pass through is formed on the flow guiding device (60), and the driving mechanism (92) is used for driving the flow adjusting rod (91) to move so that the block (93) is close to or far away from the discharging hole (30).
8. The glass kiln discharging system as claimed in claim 7, wherein a groove is formed in the block (93), the one end of the flow adjusting rod (91) is inserted into the groove, a water inlet cavity (911) and a water outlet cavity (912) are formed in the flow adjusting rod (91), an inlet of the water inlet cavity (911) is used for cooling water to flow in, an outlet of the water inlet cavity (911) is communicated with an inlet of the water outlet cavity (912), an outlet of the water outlet cavity (912) is used for cooling water to flow out of the water outlet cavity (912), and the inlet of the water inlet cavity (911) and the outlet of the water outlet cavity (912) are both located at one end, far away from the block (93), of the flow adjusting rod (91).
9. A method for discharging the glass kiln of any one of claims 1-3, characterized in that the method comprises:
disassembling a plugging structure (40) on a target discharging hole (30) which is below the liquid level of the molten glass (4) in the kiln body (10) and is closest to the liquid level;
and for each discharge hole (30) positioned below the target discharge hole (30), detaching the blocking structure (40) on the discharge hole (30) under the condition that no molten glass (4) flows out of the last discharge hole (30) of the discharge holes (30).
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| CN202110624402.9A CN113336421B (en) | 2021-06-04 | 2021-06-04 | Glass kiln, method for discharging glass kiln and discharging system of glass kiln |
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| CN114620922B (en) * | 2022-04-18 | 2024-09-10 | 河南光远新材料股份有限公司 | Movable water cooler suitable for plugging high-temperature glass liquid overflow port |
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Effective date of registration: 20230712 Address after: 418005 room 2120-2124, 21st floor, entrepreneurship service building, high tech Zone, Huaihua City, Hunan Province Patentee after: Hunan Xinghuai New Material Technology Co.,Ltd. Patentee after: DONGXU OPTOELECTRONIC TECHNOLOGY Co.,Ltd. Patentee after: TUNGHSU TECHNOLOGY GROUP Co.,Ltd. Address before: 455112 southeast of the intersection of Huanghe Avenue and Xinchuang Road, Wadian Township, Anyang County, Anyang City, Henan Province (No.9 Huanghe Avenue) Patentee before: Henan Xuyang Photoelectric Technology Co.,Ltd. Patentee before: DONGXU OPTOELECTRONIC TECHNOLOGY Co.,Ltd. Patentee before: TUNGHSU TECHNOLOGY GROUP Co.,Ltd. |