CN2392771Y - Gas-burning large glass heat-bending furnace - Google Patents
Gas-burning large glass heat-bending furnace Download PDFInfo
- Publication number
- CN2392771Y CN2392771Y CN99242084U CN99242084U CN2392771Y CN 2392771 Y CN2392771 Y CN 2392771Y CN 99242084 U CN99242084 U CN 99242084U CN 99242084 U CN99242084 U CN 99242084U CN 2392771 Y CN2392771 Y CN 2392771Y
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- China
- Prior art keywords
- coal gas
- large glass
- bending furnace
- heater
- mould vehicle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The utility model relates to a gas-burning large glass heat-bending furnace which comprises a control cabinet 30, an elevating unit 24 arranged at the bottom of a furnace body 31, and a mould vehicle 10 pushed in the furnace body 31 along a track 12. A convex step 20 and a concave step 33 which are mutually engaged are arranged between the furnace body 31 and the mould vehicle 10. An elevating unit 14 comprises a power control pedal 25, and the top of the elevating unit 14 is provided with I-steel 23 which is used for supporting the bottom of the mould vehicle 10. Due to the adoption of a heating system which uses gas as main fuel and uses electrical energy as auxiliary heating, the cost is reduced, and the production efficiency is raised. The utility model can produce glass which is deeply bent, is difficult to produce and is high in quality requirement, according to requirements. The utility model is especially suitable for producing the laminated glass of automobiles.
Description
The utility model relates to glass deep processing equipment, especially is the coal gas formula large glass bending furnace that is used for the glass deep processing that fuel heats with coal gas.
Usually, the bending furnace that is used for the glass deep processing, mostly be with electrically heated single chamber or multicell structure, control the break-make of tens of groups of heating wires or heat-generating pipe respectively with switch, by observing the heating situation of every group of heating wire, with temperature controller subcontrol temperature, like this, when indivedual heating wires or pipe damage, just can cause heats not good, because electrically heated mainly utilizes heating wire radiant heat heating glass, it is inhomogeneous to make glass be heated, easily break and after shaping, stress is concentrated and is revealed easily.Simultaneously, because heat-up time is long, labor strength is big.In addition, because the body of heater of traditional electrically heated bending furnace leaves several centimetres of gaps with wheel car joint portion, so that make the wheel car when advance releasing not reason expand with heat and contract with cold and mechanical deformation and clash into body of heater, but this gap can make hot gas overflow, freezing air is blown into, particularly can waste a large amount of energy more winter, and have a strong impact on the glass annealing quality.From the cost of investment angle, the power supply system of the supporting 250-300KW of traditional electrical process furnace palpus, generator or transformer and switchboard and cable are invested hundreds of thousands of unit at least, and, in theory, 1KW/h (1 degree) is equivalent to 860 kilocalorie heats, about 0.8 yuan/degree of valency, about 12000 kilocalories of 1KG gas-fired value, the about 2.8 yuan/Kg of valency, and the energy of 1KG coal gas is equivalent to 14 degree electric energy, uses the cost of coal gas only to reach 1/4th of electricity.Therefore the large glass bending furnace of developing coal gas for energy-conservation with to improve product quality necessary.
There is following problem in the glass bending furnace of available technology adopting coal gas, diesel oil, coal class: 1) from lower heating, the finished glass mold-mart is heavy, and pit is many, and following sheet glass and last sheet glass degree of agreement are poor; 2) though design from top heating is arranged, also exist temperature extremely inhomogeneous, have only prolongation heat-up time, but efficient and quality are still undesirable.
The purpose of this utility model is, a kind of coal gas formula large glass bending furnace is provided, not only can reduces investment and production cost greatly, obviously enhance productivity, save energy, and have heat utilization efficiency height, homogeneous heating, quality product is secure and advantages of simple operation.
The purpose of this utility model is to realize like this, construct a kind of coal gas formula large glass bending furnace and comprise housing 30, it is characterized in that comprising body of heater 31, be located at the lifting unit 24 of body of heater 31 bottoms, can be along the mould vehicle 10 in the track 12 propelling bodies of heater 31, being provided with between described body of heater 31 and the mould vehicle 10 can intermeshing step 20 and 33, and described lifting unit 14 comprises a power control pedal 25 and the top of lifting unit 14 is provided with joist steel 23 is used for supporting mould car 10 bottoms.
The coal gas formula large glass bending furnace that provides according to the utility model, it is characterized in that, comprise in the described body of heater and be connected with the combustion engine 2 that coal gas and air carry out mixed firing, also comprise the combustion chamber 14 that is common to the combustion gas step-down that combustion engine is sprayed with the burning head 2 that is provided with blower fan 1 mutually, can also fully burn by balanced gaseous-pressure, described body of heater 31 bottoms are provided with soaking plate 16 and suspend the electric boosting pipe 18 of its below and the combustion gas airduct 15 that communicates with combustion chamber 14 in midair, also comprise being in the equally distributed window shutter 17 in combustion gas airduct 15 bottoms.
The coal gas formula large glass bending furnace that provides according to the utility model, it is characterized in that, the coal gas that described burning head 2 is led to is decompression and the pressure survey through pressure loading valve and strapping table combination, big fire magnetic valve 3 and little thermoelectricity magnet valve 4 that described pressure loading valve and strapping table combination comprise reheat control valve 8, middle pressure indicating gauge 7, low pressure regulating pressure valve 6, low pressure indicating gauge 5 and be used for regulating and controlling temperature.
Coal gas formula large glass bending furnace according to the utility model provides is characterized in that described body of heater 31 walls are provided with thermal insulation layer 19.
Coal gas formula large glass bending furnace according to the utility model provides is characterized in that, described mould vehicle 10 bottoms have the exhaust steam passage 22 of band flow baffle plate to communicate with the waste gas outlet tube 13 that is located at body of heater 31 rear sides.
The coal gas formula large glass bending furnace that provides according to the utility model, it is characterized in that, the front that is used to place the mould vehicle 10 of mould 21 is provided with dodge gate 29, by hinge and the binding of 10 ends of mould vehicle, the both sides of dodge gate 29 have extension spring 32 to be connected with mould vehicle 10 both sides, and insulation removable cover 27 is opened and closed by steelframe wireline, pulley 28 and counterweight control.
Coal gas formula large glass bending furnace according to the utility model provides is characterized in that, described mould vehicle 10 both sides are provided with viewing window 9 and the bottom of mould vehicle 10 is provided with the wheel 11 that can roll on described track 12.
Coal gas formula large glass bending furnace according to the utility model provides is characterized in that described housing 30 is equipped with automatic air-break switch, gas-fired ignition controller, digital display temperature controller, timing relay, electric boosting switch.
The coal gas formula large glass bending furnace that provides according to the utility model, it is characterized in that, described body of heater 31, mould vehicle 10 walls, insulation removable cover 27 skeletons are made by channel-section steel, square steel, band iron, screw, and the internal insulation material is formed by stacking by aluminosilicate refractory fiber plate and rock cotton board.
Coal gas formula large glass bending furnace according to the utility model provides is characterized in that, described soaking plate 16 is to dash the stainless steel plate that thousands of apertures are arranged, and is suspended in the bottom of described combustion gas heating duct 15, and limit portion and body of heater have certain interval.
Implement coal gas formula large glass bending furnace of the present utility model,, reduced equipment fixed assets cost and production cost, and improved production efficiency owing to employing is main fuel with coal gas, is the heating system of boosting with the electric energy.Really be less investment, instant effect can be according to the glass that various requirement production is curved, high-leveled and difficult deeply, specification of quality is high, especially for the bending furnace of automobile laminated glass.
Below in conjunction with drawings and Examples, characteristics of the present utility model are described further.In the accompanying drawing:
Fig. 1 is the structural representation of the utility model coal gas formula large glass bending furnace;
Fig. 2 is the part sectioned view of Fig. 1;
Fig. 3 is an A-A sectional view among Fig. 2;
Fig. 4 is the dextrad view of Fig. 2.
Number in the figure is unitedly described as follows: the 1st, blower fan, the 2nd, burning head, the 3rd, big magnetic valve, the 4th, little magnetic valve, the 5th, low-pressure meter, the 6th, low pressure regulating pressure valve, the 7th, middle pressure table, the 8th, middle pressure relief valve, the 9th, viewing window, the 10th, mould vehicle, the 11st, wheel, the 12nd, track, the 13rd, exhaust chimney, the 14th, combustion chamber, the 15th, airduct, the 16th, soaking plate, the 17th, window shutter, the 18th, electric auxiliary heating system, the 19th, thermal insulation layer, the 20th, boss rank, the 21st, mould, the 22nd, exhaust steam passage and current limliting baffle plate, the 23rd, jacking system top joist steel, the 24th, jacking system, the 25th, lifting power control pedal, the 26th, electric boosting pipe external terminal, the 27th, insulation removable cover, the 28th, pulley, the 29th, mould vehicle dodge gate, the 30th, housing, the 31st, body of heater, the 32nd, extension spring, the 33rd, concave station rank.
In as Fig. 1, Fig. 2, Fig. 3, the utility model coal gas formula large glass bending furnace embodiment shown in Figure 4, comprise blower fan 1, burning head 2, combustion chamber 14, airduct 15, window shutter 17, soaking plate 16, electric auxiliary heating system 18, body of heater 31, mould vehicle 10, insulation removable cover 27, track 12, jacking system 24, exhaust steam passage and current limliting baffle plate 22, exhaust chimney 13, housing 30, big magnetic valve 3, little magnetic valve 4, low pressure regulating pressure valve 6, middle pressure table 7, middle pressure relief valve 8.Its body of heater 31, mould vehicle 10, insulation removable cover 27 skeletons are by channel-section steel, square steel, band iron, screw is made, the interior lagging material of mending is formed by stacking by aluminosilicate refractory fiber plate and rock cotton board, combustion chamber 14, airduct 15, window shutter 17, soaking plate 16 is made by the heat-resistance stainless steel plate, the soaking plate upper punch has thousands of apertures, be suspended in the bottom of airduct 15, limit portion and body of heater have certain interval, mould vehicle 10 fronts are dodge gate 29, by hinge and the binding of 10 ends of mould vehicle, the door both sides have extension spring 32 to be connected with mould vehicle 10 both sides, be incubated removable cover 27 by the steelframe wireline, pulley 28, counterweight control opens and closes.
The working method of the utility model coal gas formula large glass bending furnace is such, open housing 30 power supplys, rise on one side and be incubated removable cover 27, open mould car door 29, place flat glass to be processed on mould 21, close entrance door 29, push away mould vehicle 10 to body of heater 31 bottoms, step lifting power control pedal 25, mould vehicle 10 is risen, its boss rank 20 are tight with body of heater 31 concave station rank, 33 engagements, and exhaust steam passage 22 is docked with mould vehicle 10 venting ports.Open manual Ball valve for gas, making has certain pressure in the gas line, middle pressure table 7 (1-1.5Kg/CM
2), start-up control cabinet 30 button ignition switches, blower fan 1 operation earlier 10 seconds, little magnetic valve 4 is opened, combustion engine 2 igniting, to controller, open greatly by magnetic valve 3 with signal feedback for the back inductive rod of light a fire successfully, and little magnetic valve 4 cuts out.Setting housing 30 digital display temperature controller top temperatures is forming of glass district temperature, when being heated to 300 ℃ of left and right sides, close the more than half of exhaust steam passage current limliting baffle plate 22, progressively heat after about 50 minutes and be shaped by the viewing window sight glass, close coal gas and ignition control power supply after the shaping, put down insulation removable cover 27, control jacking system pedal 25 is fallen mould vehicle 10, move mould vehicle to 27 times insulation annealings of insulation removable cover and cooling along track 12, opposite side glass mold car to be processed N position pushes body of heater 31 times, begins stove heating production in turn down.
The fuel gas that the utility model coal gas formula large glass bending furnace adopts can get final product with 3-6 bottle of common gas-jar series connection.Because mobile hot gas flow and soaking plate radiation heating glass are more even, heat faster (can be shaped about 50 minutes) and have improved production efficiency greatly.Be provided with engages step by body of heater and mould vehicle, make the unlikely leakage of hot gas.Freezing air can blow yet, and both save energy had been improved big specification glass limit portion again and added thermal conditions.The flow baffle plate of exhaust outlet with the Characteristics Control flow that the temperature change thermal conductivity changes thereupon, had both helped convective heating according to glass, also help exhaust gas emission, and thermosteresis was few.And adopt Room heating, another chamber is insulation annealing produce in turn aside, make full use of waste heat, and glass annealing is functional.The operator need only configure the temperature bound of digital display temperature controller, observes the shaping situation and gets final product.Just just use electric auxiliary heating system producing highly difficult dark glass curved, that local radian is little, control the break-make of several heat-generating pipes, single stove cycle is only about 1 hour, so not only saved time, laborsaving, but also efficient.The security aspect, the pressure in post-decompression gas pressure only is equivalent to the house coal tracheae (about the 200mm water column), but Controlling System is more complicated and much rigorous than family expenses.The switching of coal gas is by magnetic valve and the dual control of manual ball valve, at the key position gas leakage warning howler of can coalingging.Ignition controller, the delayed firing function is arranged, be that blower fan startup earlier detected residual air in the purging combustion chamber in 10 seconds, then little magnetic valve is opened and was lighted a fire 2 seconds, and the successful inductive rod of lighting a fire is given controller with message feedback, open the big fire magnetic valve again, not enough or the fault of stopping the supple of gas or steam of coal gas if be in operation, the igniting inductive rod is given controller with message feedback, and the loss of ignition pilot lamp is bright, large and small magnetic valve or temperature-sensing valve are closed, and must restart total system.
Claims (10)
1, a kind of coal gas formula large glass bending furnace, comprise housing 30, it is characterized in that comprising body of heater 31, be located at the lifting unit 24 of body of heater 31 bottoms, can be along the mould vehicle 10 in the track 12 propelling bodies of heater 31, being provided with between described body of heater 31 and the mould vehicle 10 can intermeshing boss rank 20 and concave station rank 33, and described lifting unit 14 comprises a power control pedal 25 and the top of lifting unit 14 is provided with joist steel 23 is used for supporting mould car 10 bottoms.
2, coal gas formula large glass bending furnace according to claim 1, it is characterized in that, comprise in the described body of heater and be connected with the combustion engine 2 that coal gas and air carry out mixed firing, comprise that also the combustion chamber 14 that is common to mutually the combustion gas step-down of combustion engine ejection with the burning head 2 that is provided with blower fan 1 is used for equalized pressure and fully burning, described body of heater 31 bottoms are provided with soaking plate 16 and suspend the electric boosting pipe 18 of its below and the combustion gas airduct 15 that communicates with combustion chamber 14 in midair, also comprise being in the equally distributed window shutter 17 in combustion gas airduct 15 bottoms.
3, coal gas formula large glass bending furnace according to claim 2, it is characterized in that, the coal gas that described burning head 2 is led to is decompression and the pressure survey through pressure loading valve and strapping table combination, big fire magnetic valve 3 and little thermoelectricity magnet valve 4 that described pressure loading valve and strapping table combination comprise reheat control valve 8, middle pressure indicating gauge 7, low pressure regulating pressure valve 6, low pressure indicating gauge 5 and be used for regulating and controlling temperature.
4, coal gas formula large glass bending furnace according to claim 2 is characterized in that, described body of heater 31 outsides are provided with thermal insulation layer 19.
5, coal gas formula large glass bending furnace according to claim 1 is characterized in that, described mould vehicle 10 bottoms have the exhaust steam passage 22 of band flow baffle plate to communicate with the waste gas outlet tube 13 that is located at body of heater 31 tops.
6, coal gas formula large glass bending furnace according to claim 1, it is characterized in that, the front that is used to place the mould vehicle 10 of mould 21 is provided with dodge gate 29, by hinge and the binding of 10 ends of mould vehicle, the both sides of dodge gate 29 have extension spring 32 to be connected with mould vehicle 10 both sides, and insulation removable cover 27 is opened and closed by steelframe wireline, pulley 28 counterweights and control.
7, coal gas formula large glass bending furnace according to claim 1 is characterized in that, described mould vehicle 10 both sides are provided with viewing window 9 and the bottom of mould vehicle 10 is provided with the wheel 11 that can roll on described track 12.
8, coal gas formula large glass bending furnace according to claim 1 is characterized in that, described housing 30 is equipped with automatic air-break switch, gas-fired ignition controller, digital display temperature controller, timing relay, electric boosting switch.
9, coal gas formula large glass bending furnace according to claim 6 is characterized in that, described insulation removable cover 27 skeletons are made by channel-section steel, square steel, band iron, screw, and the internal insulation material is formed by stacking by aluminosilicate refractory fiber plate and rock cotton board.
10, coal gas formula large glass bending furnace according to claim 2 is characterized in that, described soaking plate 16 is to dash the stainless steel plate that thousands of apertures are arranged, and is suspended in the bottom of described combustion gas heating duct 15, and limit portion and body of heater have certain interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99242084U CN2392771Y (en) | 1999-08-28 | 1999-08-28 | Gas-burning large glass heat-bending furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99242084U CN2392771Y (en) | 1999-08-28 | 1999-08-28 | Gas-burning large glass heat-bending furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2392771Y true CN2392771Y (en) | 2000-08-23 |
Family
ID=34028822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99242084U Expired - Fee Related CN2392771Y (en) | 1999-08-28 | 1999-08-28 | Gas-burning large glass heat-bending furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2392771Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102372423A (en) * | 2010-08-16 | 2012-03-14 | 福清市新福兴玻璃有限公司 | Hot bending furnace for colored glazing glass, method for preparing colored glazing toughened hot-bent glass and colored glazing toughened hot-bent glass |
| CN115784572A (en) * | 2022-12-20 | 2023-03-14 | 河北光兴半导体技术有限公司 | Platinum channel and butt joint method thereof |
-
1999
- 1999-08-28 CN CN99242084U patent/CN2392771Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102372423A (en) * | 2010-08-16 | 2012-03-14 | 福清市新福兴玻璃有限公司 | Hot bending furnace for colored glazing glass, method for preparing colored glazing toughened hot-bent glass and colored glazing toughened hot-bent glass |
| CN102372423B (en) * | 2010-08-16 | 2013-12-04 | 福建新福兴玻璃有限公司 | Hot bending furnace for colored glazing glass, method for preparing colored glazing toughened hot-bent glass and colored glazing toughened hot-bent glass |
| CN115784572A (en) * | 2022-12-20 | 2023-03-14 | 河北光兴半导体技术有限公司 | Platinum channel and butt joint method thereof |
| CN115784572B (en) * | 2022-12-20 | 2024-04-30 | 河北光兴半导体技术有限公司 | Platinum channel and butt joint method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |