CN1293002C - Convective glass sheet heating furnaces - Google Patents

Convective glass sheet heating furnaces Download PDF

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Publication number
CN1293002C
CN1293002C CNB2004100463866A CN200410046386A CN1293002C CN 1293002 C CN1293002 C CN 1293002C CN B2004100463866 A CNB2004100463866 A CN B2004100463866A CN 200410046386 A CN200410046386 A CN 200410046386A CN 1293002 C CN1293002 C CN 1293002C
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furnace body
gas
temperature gas
injection device
glass plate
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CN1583616A (en
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赵雁
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Luoyang Landglass Technology Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B29/00—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
    • C03B29/04—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a continuous way
    • C03B29/06—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a continuous way with horizontal displacement of the products
    • C03B29/08—Glass sheets

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
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Abstract

本发明公开了一种对流式玻璃板加热炉，该加热炉包括炉体，炉体上设置有玻璃板进出口，炉体内设置有玻璃板输送机构；炉体内设置有高温气体喷射装置，高温气体喷射装置、风机通过管道及炉体内腔构成一气体循环回路，在高温气体喷射装置上的高温气体喷出口与风机之间的气流通道上设置有火焰辐射管加热器。本加热炉采用喷射高温气体的方式对玻璃进行加热，消除了高反射率和高透射率玻璃板所存在的加热效率低，加热时间长的缺陷。以集气箱的方式将炉体内划分成若干个加热区，并在各集气箱内设置加热器和温度检测装置，不但方便炉体内局部温度的控制，而且使炉体结构更加紧凑，维修更加方便。在炉体内设置CO2气体传感器，为设备运转安全提供了保障。

Figure 200410046386

The invention discloses a convective glass plate heating furnace. The heating furnace comprises a furnace body, the furnace body is provided with a glass plate inlet and outlet, and the furnace body is provided with a glass plate conveying mechanism; the furnace body is provided with a high-temperature gas injection device. The injection device, the fan form a gas circulation loop through the pipeline and the inner chamber of the furnace, and a flame radiant tube heater is arranged on the air flow channel between the high-temperature gas outlet on the high-temperature gas injection device and the fan. The heating furnace heats the glass by spraying high-temperature gas, which eliminates the defects of low heating efficiency and long heating time that exist in high reflectivity and high transmittance glass plates. The furnace body is divided into several heating zones by means of gas collecting boxes, and heaters and temperature detection devices are installed in each gas collecting box, which not only facilitates the control of local temperature in the furnace body, but also makes the structure of the furnace body more compact and easier to maintain. convenient. A CO 2 gas sensor is installed in the furnace body to provide a guarantee for the safe operation of the equipment.

Figure 200410046386

Description

The convection type glass plate heating furnace
Technical field
The present invention relates to a kind of glass plate heating furnace, especially a kind of process furnace that with convection type sheet glass is heated fully.
Background technology
Existing glass plate heating furnace is usually with radiation mode work, and the infrared rays that promptly utilizes resistance heating element to send heats sheet glass.Because the glass blackness of some kinds is little, its reflectivity is relative with transmissivity higher, and is relatively poor to the radiation heating specific absorption, thereby adopts conventional radiation mode to heat, and has the problem that heat-up time is long, heating efficiency is low.When making LOW-E, a large amount of heats are reflected, and the glass pane surface temperature does not reach requirement.In addition, during radiation heating, because of roller-way directly conducts heat to the sheet glass lower surface, and the radiant heat that this part conduction heat is received greater than the sheet glass upper surface, cause the upper and lower surface of sheet glass to have certain temperature head, cause glass edge portion warpage, produce white mist phenomenon at the position that contacts with roller-way simultaneously, and finally influence the glass processing quality.
Summary of the invention
Deficiency at the prior art existence, the purpose of this invention is to provide a kind of convection type glass plate heating furnace, this process furnace adopts the jet flow heating technique, and high-temperature gas is jetted to glass pane surface, by the convective heat exchange of high-temperature gas and sheet glass, and finish heating to sheet glass.
For achieving the above object, convection type glass plate heating furnace of the present invention comprises body of heater, and body of heater is provided with sheet glass and imports and exports, and is provided with glass sheets mechanism in the body of heater; At least one side of glass sheets passage is provided with the high temperature air jet device in the body of heater, this high temperature air jet device surface is to being heated the densely covered high-temperature gas ejiction opening of sheet glass one side, high temperature air jet device, blower and pipeline and body of heater inner chamber constitute a gas circulation loop, wherein the body of heater inner chamber is communicated with fan air inlet, high-temperature gas ejiction opening on the high temperature air jet device and the gas channel between the blower fan are provided with the flame radiaton pipe heater, finish heating to the gas in the above-mentioned gas circulation loop by this flame radiaton pipe heater.
Further, described flame radiaton pipe heater is a heat accumulating type flame radiaton pipe heater, this heat accumulating type flame radiaton pipe heater is made of a radiator tube and a pair of main burner, be provided with heat storage in the main burner, the airtight radiator tube two ends that are installed in of two main burners, match with it, body of heater is outside equipped with corresponding fuel tube, air supply line and smoke discharging pipe, blast inlet on the two main burners is by one or two position four-way valve and air supply line, smoke discharging pipe links to each other, under the control of two position four-way valves, two main burner alternate combustion, alternately accumulation of heat, alternately smoke evacuation is provided with separate control valve on the fuel tube of two main burners.
Further, described heat storage is ceramic heat-storing sphere or ceramic honeycomb heat storage.
Further, described heat accumulating type flame radiaton pipe heater is directly installed in the described high temperature air jet device, or be installed in the connecting tube between described high temperature air jet device and the described blower fan, or be inserted on the gas channel between described high temperature air jet device and the described blower fan by an airtight housing.
Further, be provided with CO in the described body of heater 2Gas sensor.
Further, described high temperature air jet device is made of pipeline, this pipeline coiling is arranged or arranged, wherein each pipeline during arranged is linear or waviness, and be interconnected, described high-temperature gas ejiction opening is made of the high-temperature gas nozzle or the high-temperature gas squit hole that are arranged on the pipeline.
Further, described high temperature air jet device is made of at least one plenum chamber, this plenum chamber is airtight casing, it is provided with inlet mouth and air outlet, inlet mouth links to each other with described blower fan by pipeline, the place, air outlet is provided with jet plate, the high-temperature gas squit hole gathers on the jet plate, jet plate is towards being heated the sheet glass setting, and apart from being heated the suitable distance of glass pane surface, be provided with at least one heat accumulating type flame radiaton pipe heater in each plenum chamber, be respectively arranged with temperature sensor in each plenum chamber.
Further, also be provided with the waste gas recovery holes on the described jet plate, this waste gas recovery holes is by the body of heater intracavity inter-connection of pipeline and plenum chamber outside.
Further, described jet plate is the waviness plate, and described high-temperature gas squit hole is distributed near the trough place that is heated glass pane surface, and described waste gas recovery holes is arranged on away from the crest place that is heated glass pane surface.
Further, described two position four-way valves are corresponding one by one with described plenum chamber, be provided with volume damper between each two position four-way valve and the described air supply line, be provided with a public ratio adjusting valve in each plenum chamber between each heat accumulating type flame radiaton pipe heater and the described fuel tube, this public ratio adjusting valve is positioned on the fuel gas transportation pipeline of described control valve upstream, links mutually with corresponding ratio adjusting valve of same plenum chamber and volume damper.
Further, described body of heater is a horizontal, comprise upper furnace body, lower furnace body, roller bed type glass sheets mechanism is installed on the lower furnace body, on, at least one described plenum chamber all is installed in the lower furnace body, wherein the plenum chamber in the upper furnace body can move up and down by suspension gear and be installed on the upper furnace body, plenum chamber in the lower furnace body is supported on the lifting device moving up and down that is provided with in the lower furnace body, described suspension gear is a bolt and nut mechanism, plenum chamber is suspended on the screw rod by nut, screw rod is fixed on the upper furnace body, its the upper end be arranged on the body of heater roof on operating mechanism link to each other, this operating mechanism is the worm and gear operating mechanism, or gear or sprocket wheel operating mechanism, described lifting device is a screw rod, lift nut mechanism, described plenum chamber and nut fix, and link to each other with screw rod by nut, and screw rod is rotatable to be installed on the lower furnace body, screw rod and worm and gear operating mechanism or gear or sprocket wheel operating mechanism link to each other, and can rotation under operating mechanism is handled.
Process furnace of the present invention adopts the mode to glass pane surface injection high-temperature gas that sheet glass is heated, and it is low to have eliminated traditional heating stove existing heating efficiency when heating high-reflectivity and high-transmission rate sheet glass effectively, the defective that heat-up time is long.Mode with plenum chamber will be divided into several heating zone in the body of heater, and well heater and temperature-detecting device are set in each plenum chamber, not only makes things convenient for the control of local temperature in the body of heater, and makes furnace binding compact more, keeps in repair convenient.CO is set in body of heater 2Gas sensor when guaranteeing equipment operation safety, also can be used for the trouble diagnosis to well heater.
Description of drawings
Fig. 1 is a structure cross-sectional schematic of the present invention;
Fig. 2 is an E-E view among Fig. 1;
Fig. 3 is the jet plate structural representation;
Fig. 4 is a F-F view among Fig. 3;
Fig. 5 is a heat accumulating type flame radiaton pipe heater fuel feed line structural representation;
Fig. 6 is heat accumulating type flame radiaton pipe heater air feed and smoke exhaust pipe line structure synoptic diagram.
Embodiment
Fig. 1, Figure 2 shows that convection type glass plate heating furnace of the present invention makes vertical structure cross-sectional schematic, this process furnace comprises lower furnace body 1, upper furnace body 5, on, the lower furnace body both sides are provided with sheet glass input aperture 3, sheet glass delivery port 11, glass sheets roller-way 13 is installed on the lower furnace body 1, on, be respectively arranged with 12 plenum chambers 2 in the lower furnace body, this plenum chamber 2 is airtight casing, it is provided with inlet mouth 4 and air outlet, the place, air outlet is provided with jet plate 14, jet plate 14 is provided with high-temperature gas squit hole 24 and waste gas recovery holes 25 (is seen Fig. 3, Fig. 4), the air outlet of plenum chamber 2 is provided with towards glass sheets roller-way 13, and apart from glass sheets roller-way 13 suitable distances, the inlet mouth 4 of plenum chamber 2 links to each other with the venting port of blower fan 8 by pipeline 6, be provided with two heat accumulating type flame radiaton pipe heaters 10 in each plenum chamber 2, blower fan 8 inlet mouths suck the waste gas at waste gas recovery holes 25 places on the plenum chamber jet plate by the pipeline in pipeline 7 and the plenum chamber 29, pipeline 9 in the plenum chamber 2 is introduced the waste gas at waste gas recovery holes 25 places in the body of heater inner chamber of plenum chamber 2 away from glass sheets roller-way end, blower fan 8 inlet mouths, pipeline 7, the body of heater inner chamber, plenum chamber 2 interior conduits 9, waste gas recovery holes 25, blower fan 8 venting ports, pipeline 6, plenum chamber 2, high-temperature gas squit hole 24 is common to constitute gas circulation loop, two heat accumulating type flame radiaton pipe heaters 10 that plenum chamber 2 is provided with at plenum chamber 2 inlet mouths to the gas passage between the High Temperature Gas body squit hole 24.Plenum chamber 2 in the upper furnace body 5 is for analysing and observe state.Each plenum chamber 2 in the upper furnace body 5 is suspended on two screw rods 17 by nut 15 respectively, screw rod 17 rotatable being installed on the upper furnace body roof, screw rod 17 upper ends link to each other with worm and gear operating mechanism 16, and under the manipulation of operating mechanism 16, screw rod 17 rotations also drive plenum chamber 2 thus and move up and down.Each plenum chamber 2 in the lower furnace body 1 is bearing on two or four screw rods 22 by nut 23 respectively, screw rod 22 lower ends are rotatable to be installed on the lower furnace body 1, screw rod 22 lower ends link to each other with worm and gear operating mechanism 31, under the manipulation of operating mechanism 31, screw rod 22 rotates and drives coupled plenum chamber 2 and moves up and down.CO 2Gas sensor 33 is installed on the upper furnace body 5, in each plenum chamber 2 temperature thermocouple 32 is installed all.
As shown in Figure 3, Figure 4, the section of the jet plate 14 at place, plenum chamber 2 air outlets is a waviness, and the trough place is provided with high-temperature gas squit hole 24, and the crest place is provided with square waste gas recovery holes 25.On plenum chamber 2, high-temperature gas squit hole 24 is near glass sheets roller-way 13, and waste gas recovery holes 25 is away from glass sheets roller-way 13, and pipeline 9 is communicated with waste gas recovery holes 25 with the body of heater inner chamber, and isolates mutually with plenum chamber 2 inner chambers.The waviness section of jet plate 14 can be uniform waviness, also can be the inconsistent non uniform wave shape wave of each crest, wave trough position.Because of the jet plate 14 of plenum chamber 2 in the upper furnace body 5 directly in the face of being heated sheet glass 12, and be separated with glass sheets roller-way 13 mutually between the jet plate 14 of plenum chamber 2 and sheet glass 12 lower surfaces in the lower furnace body 1, therefore, for sheet glass 12 upper and lower surfaces are heated evenly, the shape of the jet plate of plenum chamber 2 can be made different shapes in the upper and lower body of heater.In order to make sheet glass 12 each position unanimity of being heated in upper furnace body 5 or in the lower furnace body 1, each plenum chamber 2 and jet plate thereof also can be made into and have different shapes in upper furnace body 5 or the lower furnace body 1.
Fuel conveying and the air feed and the smoke exhaust pipe line structure figure of four groups of heat accumulating type flame radiaton pipe heaters in four plenum chambers 2 only draw among Fig. 5, Fig. 6, as shown in the figure, heat accumulating type flame radiaton pipe heater 10 is made of a radiator tube 102 and a pair of main burner 101, be provided with heat storage in the main burner 101, two main burners, 101 airtight radiator tube 102 two ends that are installed in.Radiator tube 102 is a linear, is made by high temperature steel.Heat storage in the main burner 101 is ceramic heat-storing sphere or ceramic honeycomb heat storage.
Match with heat accumulating type flame radiaton pipe heater 10, body of heater is outside equipped with corresponding main fuel gas transportation pipeline 26, air supply line 29 and smoke discharging pipe 30.Delivery of main fuel pipeline 26 flows to each main burner 101 by subtube 19 with fuel, be provided with solenoid electric valve 18 on the every subtube 19, four main burners 101 in two heat accumulating type flame radiaton pipe heaters 10 in each plenum chamber 2 join with delivery of main fuel pipeline 26 by a public ratio adjusting valve 27.The blast inlet and the smoke outlet of the main burner 101 in two heat accumulating type flame radiaton pipe heaters 10 in each plenum chamber 2 are connected with each other, and link to each other with air supply line 29, smoke discharging pipe 30 by one or two position four-way valve 21.Under the control of two position four-way valves 21, two main burner 101 alternate combustion in each heat accumulating type flame radiaton pipe heater, alternately smoke evacuation, alternately accumulation of heat, be that one of them main burner 101 is when being communicated with air supply line 29, another main burner 101 is communicated with smoke discharging pipe 30, the main burner 101 burning work that are communicated with air supply line 29, its waste gas after burning enters smoke discharging pipe 30 through radiator tube 102 and another main burner 101, high-temp waste gas heats the heat storage in it through as the main burner 101 of flue the time; Behind main burner 101 burning appropriate times, 21 actions of two position four-way valves, the two main burners 101 and the connected state of air supply line 29 and smoke discharging pipe 30 are switched mutually, former main burner 101 as flue and accumulation of heat takes fire, another main burner 101 transfers smoke evacuation and accumulation of heat to from state of combustion, so circulation; When the main burner 101 after the accumulation of heat burns work, enter the fuel of burner and combustion air before burning at first by the heat storage preheating, the heat storage that is provided with in the therefore main burner 101 not only makes combustion flame temperature improve, and can the heat in the waste gas be reclaimed, and the utilization ratio of combustion heat energy is provided.Be provided with volume control damper 28 between each two position four-way valve 21 and the air supply line 29, this volume control damper 28 is by connecting rod (not shown) and ratio adjusting valve 27 interlocks.
According to actual needs, radiator tube 102 also can be made into W shape or U-shaped.
After in each plenum chamber 2, temperature thermocouple 32 being set, can the temperature of each plenum chamber be detected in real time, when a certain regional temperature of appearance is unusual, can in time regulate this regional temperature by the fuel duty of adjusting this zone heat accumulating type flame radiaton pipe.CO is set in the body of heater 2Behind the gas sensor 33, when its detected result shows the intravital CO of stove 2When gas concentration is unusual, illustrates that may there be damaged situation in the intravital heat accumulating type flame radiaton of stove pipe heater 10, thereby can be used to monitor the working condition of well heater, to guarantee operator's safety.
When the present invention works, the sheet glass input aperture 3 of sheet glass 12 to be heated one side along arrow A among Fig. 1 from body of heater enters body of heater, and be bearing on the glass sheets roller-way 13, blower fan 8 is sent into gas in each plenum chamber 2 along arrow C among Fig. 1, the gas that enters plenum chamber 2 becomes high-temperature gas by well heater 10, high-temperature gas after the heating sprays on the sheet glass 12 from the high-temperature gas squit hole 24 on the jet plate 14, lower surface, carry out waste gas after the convective heat exchange with sheet glass 12 and enter body of heater inner chamber from waste gas recovery holes 25 and pipeline 9 along arrow H Fig. 1 away from sheet glass 12, and be inhaled into blower fan 8 along arrow D among Fig. 1 by the through hole that is provided with on the body of heater, blower fan 8 is transported to plenum chamber 2 once more with the waste gas that sucks, make it to reenter circulation, and so forth.After the completion of processing, sheet glass delivery port 11 outputs of sheet glass 12 along arrow B among Fig. 1 from the body of heater opposite side.
With plenum chamber 2 can move up and down be installed in the lower furnace body after, not only be convenient to maintenance, the maintenance of plenum chamber 2, and be convenient to the replacing and the maintenance of plenum chamber 2 internal heaters.
In last lower furnace body, cover by the mode that a plurality of plenum chambers 2 are set respectively and be heated glass surface, not only be convenient to processing, installation, maintenance, the maintenance of plenum chamber 2, and make the distribution of each position heating power in the body of heater convenient, help control simultaneously to the glass heats state.Because plenum chamber 2 is divided in upper furnace body 5 and the lower furnace body 1, and each plenum chamber 2 is relatively independent, therefore, can the quantity of plenum chamber and the position of each plenum chamber be set targetedly according to the particular case that is heated lower surface on glass.Plenum chamber in the last lower furnace body can be symmetrical arranged, and also can asymmetricly be provided with, and the heating power of electric heater can be identical in each plenum chamber, also can be different, and volume, the structure of each plenum chamber are identical, but also each tool appropriate configuration and size.
Convection type glass plate heating furnace of the present invention also can be made vertical as required, and sheet glass is by overhead chain conveyor structure turnover process furnace, at this moment only needs heat accumulating type flame radiaton pipe is vertically set in the body of heater of sheet glass both sides to get final product.
Only be a kind of embodiment of the present invention shown in the accompanying drawing, protection scope of the present invention is not played any qualification effect, any other embodiment that design philosophy according to the present invention has been done is all within protection scope of the present invention.

Claims (11)

1.一种对流式玻璃板加热炉，包括炉体，炉体上设置有玻璃板进出口，炉体内设置有玻璃板输送机构；其特征在于，炉体内玻璃板输送通道至少一侧设置有高温气体喷射装置，该高温气体喷射装置面向被加热玻璃板一侧密布高温气体喷出口，高温气体喷射装置、风机通过管道及炉体内腔构成一气体循环回路，其中炉体内腔与风机进气口连通，在高温气体喷射装置上的高温气体喷出口与风机之间的气流通道上设置有火焰辐射管加热器，通过该火焰辐射管加热器完成对上述气体循环回路中的气体的加热。1. A convection glass plate heating furnace, comprising a furnace body, the furnace body is provided with a glass plate inlet and outlet, and the furnace body is provided with a glass plate conveying mechanism; it is characterized in that at least one side of the glass plate conveying channel in the furnace body is provided with a high temperature Gas injection device, the side of the high-temperature gas injection device facing the heated glass plate is densely covered with high-temperature gas outlets, the high-temperature gas injection device, the fan pass through the pipeline and the inner cavity of the furnace to form a gas circulation loop, wherein the inner cavity of the furnace is connected to the air inlet of the fan , A flame radiant tube heater is arranged on the air flow channel between the high temperature gas injection port on the high temperature gas injection device and the fan, and the gas in the above gas circulation loop is heated by the flame radiant tube heater. 2.如权利要求1所述的对流式玻璃加热炉，其特征在于，所述火焰辐射管加热器为蓄热式火焰辐射管加热器，该蓄热式火焰辐射管加热器由一只辐射管和一对主烧嘴构成，主烧嘴内设置有蓄热体，两主烧嘴气密安装在辐射管两端，与其相配，炉体外设置有相应的燃料输送管道、供风管道和排烟管道，两主烧嘴上的进风口通过一两位四通阀与供风管道、排烟管道相连，在两位四通阀的控制下，两主烧嘴交替燃烧、交替蓄热、交替排烟，两主烧嘴的燃料输送管道上均设置有相互独立的控制阀。2. The convection type glass heating furnace according to claim 1, wherein the flame radiant tube heater is a regenerative flame radiant tube heater, and the regenerative flame radiant tube heater consists of a radiant tube It is composed of a pair of main burners. The main burner is equipped with a regenerator. The two main burners are airtightly installed at both ends of the radiant tube to match them. The furnace body is equipped with corresponding fuel delivery pipes, air supply pipes and smoke exhaust. The air inlets on the two main burners are connected to the air supply pipe and exhaust pipe through a two-position four-way valve. Under the control of the two-position four-way valve, the two main burners burn alternately, alternately store heat, and alternately discharge The fuel delivery pipes of the two main burners are equipped with mutually independent control valves. 3.如权利要求2所述的对流式玻璃加热炉，其特征在于，所述蓄热体为陶瓷蓄热球或蜂窝状陶瓷蓄热体。3. The convection glass heating furnace according to claim 2, characterized in that, the heat storage body is a ceramic heat storage ball or a honeycomb ceramic heat storage body. 4.如权利要求3所述的对流式玻璃加热炉，其特征在于，所述蓄热式火焰辐射管加热器直接安装在所述高温气体喷射装置内，或安装在所述高温气体喷射装置与所述风机之间的连接管道中，或通过一气密壳体插入在所述高温气体喷射装置与所述风机之间的气流通道上。4. The convective glass heating furnace according to claim 3, characterized in that, the regenerative flame radiant tube heater is directly installed in the high-temperature gas injection device, or installed between the high-temperature gas injection device and The connecting pipe between the fans, or through an airtight casing, is inserted into the air flow channel between the high-temperature gas injection device and the fans. 5.如权利要求4所述的对流式玻璃加热炉，其特征在于，所述炉体内设置有CO2气体传感器。5. The convection glass heating furnace according to claim 4, characterized in that a CO 2 gas sensor is arranged in the furnace body. 6.如权利要求5所述的对流式玻璃加热炉，其特征在于，所述高温气体喷射装置由管道构成，该管道盘绕布置或排列布置，其中排列布置时的各管道为直线形或波浪形，并且相互连通，所述高温气体喷出口由设置在管道上的高温气体喷嘴或高温气体喷出孔构成。6. The convective glass heating furnace according to claim 5, characterized in that, the high-temperature gas injection device is composed of pipes, and the pipes are coiled or arranged in a row, wherein the pipes in the arrangement are straight or wavy , and communicate with each other, and the high-temperature gas ejection port is composed of a high-temperature gas nozzle or a high-temperature gas ejection hole arranged on the pipeline. 7.如权利要求5所述的对流式玻璃加热炉，其特征在于，所述高温气体喷射装置由至少一个集气箱构成，该集气箱为气密箱体，其上设置有进气口和出气口，进气口通过管道与所述风机相连，出气口处设置喷流板，喷流板上密布高温气体喷出孔，喷流板面向被加热玻璃板设置，并与被加热玻璃板之间有间距，每个集气箱中均设置有至少一个蓄热式火焰辐射管加热器，各集气箱中分别设置有温度传感器。7. The convective glass heating furnace according to claim 5, wherein the high-temperature gas injection device is composed of at least one gas collecting box, the gas collecting box is an airtight box, and an air inlet is arranged on it and the air outlet, the air inlet is connected to the fan through a pipeline, the air outlet is provided with a jet plate, the jet plate is densely covered with high-temperature gas ejection holes, the jet plate is set facing the heated glass plate, and is connected with the heated glass plate There is a space between them, and at least one regenerative flame radiant tube heater is arranged in each gas collecting box, and a temperature sensor is respectively arranged in each gas collecting box. 8.如权利要求7所述的对流式玻璃加热炉，其特征在于，所述喷流板上还设置有废气回收孔，该废气回收孔通过管道与集气箱外部的炉体内腔相连通。8 . The convective glass heating furnace according to claim 7 , characterized in that, the jet flow plate is also provided with a waste gas recovery hole, and the waste gas recovery hole communicates with the inner chamber of the furnace outside the gas collecting box through a pipe. 9.如权利要求8所述的对流式玻璃加热炉，其特征在于，所述喷流板为波浪形板，所述高温气体喷出孔分布在接近被加热玻璃板表面的波谷处，所述废气回收孔设置在远离被加热玻璃板表面的波峰处。9. The convection glass heating furnace according to claim 8, wherein the jet flow plate is a corrugated plate, and the high-temperature gas ejection holes are distributed near the troughs on the surface of the glass plate to be heated, and the The exhaust gas recovery hole is arranged at the wave crest away from the surface of the heated glass plate. 10.如权利要求9所述的对流式玻璃加热炉，其特征在于，所述两位四通阀与所述集气箱一一对应，每个两位四通阀与所述供风管道之间均设置有风量调节阀，每个集气箱中各蓄热式火焰辐射管加热器与所述燃料输送管道之间均设置有一公用比例调节阀，该公用比例调节阀位于所述控制阀上游的燃气输送管道上，与同一集气箱相对应的比例调节阀和风量调节阀相互联动。10. The convection glass heating furnace according to claim 9, characterized in that, the two-position four-way valve corresponds to the gas collecting box one by one, and each two-position four-way valve is connected to the air supply pipe. There is an air volume regulating valve between each gas collection box, and a common proportional regulating valve is set between each regenerative flame radiant tube heater and the fuel delivery pipeline in each gas collection box, and the public proportional regulating valve is located upstream of the control valve On the gas delivery pipeline, the proportional control valve and the air volume control valve corresponding to the same gas collection box are linked with each other. 11.如权利要求10述的对流式玻璃加热炉，其特征在于，所述炉体为水平式，包括上炉体、下炉体，下炉体上安装有辊道式玻璃板输送机构，该机构上、下方的上、下炉体内均安装有至少一个所述集气箱，其中上炉体中的集气箱通过悬吊机构可上下移动安装在上炉体上，下炉体中的集气箱支撑在下炉体中设置的可上下移动的升降装置上，所述悬吊机构为螺杆螺母机构，集气箱通过螺母悬吊在螺杆上，螺杆固定在上炉体上，其上端与设置在炉体顶壁上操纵机构相连，该操纵机构为蜗轮蜗杆操纵机构，或齿轮或链轮操纵机构，所述升降装置为螺杆、螺母升降机构，所述集气箱与螺母相固定，并通过螺母与螺杆相连，螺杆可转动安装在下炉体上，螺杆与蜗轮蜗杆操纵机构或齿轮或链轮操纵机构相连，并可在操纵机构操纵下旋转。11. The convective glass heating furnace according to claim 10, wherein the furnace body is horizontal, comprising an upper furnace body and a lower furnace body, and a roller-type glass plate conveying mechanism is installed on the lower furnace body, the At least one gas collection box is installed in the upper and lower furnace bodies above and below the mechanism, wherein the gas collection box in the upper furnace body can move up and down on the upper furnace body through a suspension mechanism, and the gas collection box in the lower furnace body can move up and down on the upper furnace body. The gas box is supported on a lifting device that can move up and down in the lower furnace body. The suspension mechanism is a screw nut mechanism. The gas collection box is suspended on the screw rod through the nut, and the screw rod is fixed on the upper furnace body. The operating mechanism is connected on the top wall of the furnace body. The operating mechanism is a worm gear operating mechanism, or a gear or sprocket operating mechanism. The lifting device is a screw and nut lifting mechanism. The nut is connected with the screw rod, and the screw rod is rotatably installed on the lower furnace body. The screw rod is connected with the worm and worm control mechanism or the gear or chain wheel control mechanism, and can rotate under the control of the control mechanism.
CNB2004100463866A 2004-06-08 2004-06-08 Convective glass sheet heating furnaces Expired - Fee Related CN1293002C (en)

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FI124601B (en) * 2010-09-22 2014-10-31 Glaston Services Ltd Oy Munstyckskroppskonstruktion
CN102690048B (en) * 2011-03-25 2015-03-11 洛阳北方玻璃技术股份有限公司 Heating method of heating furnace for glass tempering
CN102690047A (en) * 2011-03-25 2012-09-26 洛阳北方玻璃技术股份有限公司 Heating furnace for glass tempering
CN106698907A (en) * 2016-11-10 2017-05-24 天津南玻节能玻璃有限公司 Heat treatment device for hot bending of glass

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003006390A1 (en) * 2001-07-11 2003-01-23 Feracitas Oy Method for conducting heat to a glass sheet
CN2701860Y (en) * 2004-06-08 2005-05-25 赵雁 Convection type glass plate heating furnace

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003006390A1 (en) * 2001-07-11 2003-01-23 Feracitas Oy Method for conducting heat to a glass sheet
CN2701860Y (en) * 2004-06-08 2005-05-25 赵雁 Convection type glass plate heating furnace

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