CN210736575U - Air duct type convector and glass preheating furnace - Google Patents
Air duct type convector and glass preheating furnace Download PDFInfo
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- CN210736575U CN210736575U CN201921726097.9U CN201921726097U CN210736575U CN 210736575 U CN210736575 U CN 210736575U CN 201921726097 U CN201921726097 U CN 201921726097U CN 210736575 U CN210736575 U CN 210736575U
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- 239000011521 glass Substances 0.000 title claims abstract description 78
- 238000010438 heat treatment Methods 0.000 claims abstract description 60
- 239000004744 fabric Substances 0.000 description 12
- 238000005496 tempering Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
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Abstract
The utility model relates to a glassware heat treatment field, in particular to air duct type convector and glass preheater. The preheating furnace comprises a furnace body, a conveying roller, a heating unit, an air pipe type convector and a fan, wherein the air pipe type convector is arranged on the upper side and/or the lower side of a glass conveying channel, the fan is connected with the air pipe type convector, and the convector comprises an air pressure balance box, an air distribution pipe and an air guide pipe; two balancing boxes are arranged at intervals; the air distribution pipes are provided with more than two air distribution pipes, two ends of each air distribution pipe are respectively communicated with the inner cavities of the two balance boxes, the air distribution pipes are arranged at intervals, the interval direction of each air distribution pipe is perpendicular to the arrangement direction of the two balance boxes, and a plurality of air distribution holes are formed in the air distribution pipes along the length direction of the air distribution pipes; the air guide pipe is used for communicating the matched fan with the inner cavities of the two balance boxes so as to supply air to the balance boxes; a flow dividing structure is arranged in the balance box and used for dividing the air flow entering the balance box; the air distribution pipe is parallel to the conveying roller. The glass preheating furnace heats glass more uniformly.
Description
Technical Field
The utility model relates to a glassware heat treatment technical field, in particular to air duct type convector and glass preheater.
Background
Glass needs to be preheated before edge sealing and welding of the vacuum glass, if the preheating temperature of the glass is insufficient, the glass can be subjected to large cold and hot impact in welding, and the sealing quality and yield of the vacuum glass can be influenced once the cold and hot impact exceeds the safe range which can be borne by the glass.
Preheating of the glass is generally achieved by means of a preheating furnace in which a conveying channel for conveying the glass, a heating device for heating the glass and, in general, a convector are provided to supply hot air heated by the heating device to the surface of the glass for further heating of the glass. The utility model discloses a do not have strong radiation fan convection current glass tempering furnace of separating as in the utility model patent document of grant publication No. CN203440233U, be equipped with the roll table that is used for carrying glass in this tempering furnace, a convection system that is used for the heater strip of glass heating and is used for sending the hot-air of being heated by the heater strip in the stove to glass surface, convection system includes the fan, the spiral case, convection current pipeline and air distribution box, air distribution box downside is equipped with multirow air flow nozzle, during the use, the hot-air in the stove is ordered about through the spiral case air inlet by the fan, in the convection current pipeline gets into the air distribution box, then blow to glass through the multirow air flow nozzle of locating the air distribution box downside.
The convection system in the tempering furnace can blow hot air in the furnace to glass, but does not disclose the specific structure of the connection position of the convection pipeline and the air distribution box and how to carry out air flow transmission between the convection pipeline and the air distribution box.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air pipe type convector which can heat glass evenly; the utility model also provides an use the glass preheater of above-mentioned blast pipe convector.
In order to achieve the above object, the utility model provides an air duct type convector adopts following technical scheme:
this blast pipe convector includes:
two air pressure balance boxes are arranged and are arranged at intervals;
the air distribution pipes are arranged and are provided with more than two ends respectively communicated with the inner cavities of the two air pressure balance boxes, the air distribution pipes are arranged at intervals, the interval direction of each air distribution pipe is perpendicular to the arrangement direction of the two air pressure balance boxes, and a plurality of air distribution holes are formed in the air distribution pipes along the length direction of the air distribution pipes;
the air guide pipe is used for communicating the matched fan with the inner cavities of the two air pressure balancing boxes so as to supply air to the air pressure balancing boxes;
and a shunting structure is arranged in the air pressure balance box and used for shunting the air flow entering the air pressure balance box so as to balance the air pressure of each air distribution pipe.
The utility model provides an air duct type convector's beneficial effect is: this wind guide duct of tuber pipe convector links together through the wind pressure balance box with the cloth tuber pipe, be equipped with the reposition of redundant personnel structure in the wind pressure balance box, to shunt the air current that gets into the wind pressure balance box, and then make the wind pressure of the air intake department of each cloth tuber pipe in the wind pressure balance box equal, set up like this, the wind pressure when making the air current get into each cloth tuber pipe equals, and then make the velocity of flow of the air current that finally blows off from the cloth wind hole of each cloth tuber pipe comparatively even, it is also comparatively even to the heating of glass like this.
Furthermore, the shunting structure comprises a plurality of guide plates, the guide plates extend from one side of the air inlet of the air pressure balance box to one side of the air distribution pipe, and the air pressure balance box is divided into a plurality of overflowing channels. The guide plate is fixed comparatively simply with the wind pressure balance box, can reduce the manufacturing degree of difficulty.
Furthermore, the number of the overflowing channels is equal to that of the air distribution pipes, each overflowing channel corresponds to each air distribution pipe one by one, and one end of each overflowing channel corresponds to the end of each air distribution pipe. Set up like this, both satisfied and shunted the air current that gets into in the wind pressure balance box to guarantee that the wind pressure of the air intake department of each tuber pipe equals, reduce again as far as because of setting up the windage increase amount that the guide plate leads to, reduced the loss of energy, can also the noise reduction in addition.
Furthermore, an air inlet of the air pressure balance box, which is used for being connected with the air guide pipe, is arranged in the middle of the upper box wall, and the guide plates are arranged on the lower side of the air inlet in a divergent mode around the air inlet. The arrangement is convenient for the arrangement of the guide plate, and the wind pressure at the air inlet of each wind distribution pipe in the wind pressure balance box is convenient to ensure to be equal.
Furthermore, the guide plate is provided with air holes communicated with adjacent overflowing channels. The air pressure at the air inlets at the two ends of each air distribution pipe is equal as much as possible.
Furthermore, the number and the arrangement form of the guide plates in the two air pressure balance boxes are the same. The air distribution pipe is arranged in such a way that the air pressure at the air inlets at the two ends of the air distribution pipe is ensured to be equal as much as possible, and further, the air flow blown out from the air distribution holes of the air distribution pipe is ensured to be uniform as much as possible.
Furthermore, two ends of the air guide pipe are respectively connected with two air pressure balance boxes, and a connecting structure for connecting with a matched fan is arranged in the middle of the air guide pipe; or the air guide pipe comprises two sections of single pipes, the end parts of the two sections of single pipes, which are opposite to each other, are respectively connected with the two air pressure balance boxes, and the adjacent end parts of the two sections of single pipes are connected with the same matched fan. The air pressure of the air inlets of the two air pressure balance boxes is guaranteed to be equal by the arrangement, so that the air pressure of the air inlets at the two ends of the air distribution pipe is guaranteed to be equal, and the air flow finally blown out from the air distribution holes of the air distribution pipe is uniform as much as possible.
The utility model provides a glass preheating furnace adopts following technical scheme:
this glass preheater includes the furnace body, the conveying roller, heating unit, air duct type convector and fan, glass transfer passage has in the furnace body, the conveying roller sets up in glass transfer passage, heating unit installs in the furnace body, arrange around glass transfer passage, air duct type convector installs upside and/or downside at glass transfer passage, the fan is connected with air duct type convector, and then blows to the glass that is heated through air duct type convector with the interior hot-blast of stove in order to heat glass, air duct type convector includes:
two air pressure balance boxes are arranged and are arranged at intervals;
the air distribution pipes are arranged and are provided with more than two ends respectively communicated with the inner cavities of the two air pressure balance boxes, the air distribution pipes are arranged at intervals, the interval direction of each air distribution pipe is perpendicular to the arrangement direction of the two air pressure balance boxes, and a plurality of air distribution holes are formed in the air distribution pipes along the length direction of the air distribution pipes;
the air guide pipe is used for communicating the matched fan with the inner cavities of the two air pressure balancing boxes so as to supply air to the air pressure balancing boxes;
a shunting structure is arranged in the air pressure balancing box and is used for shunting the airflow entering the air pressure balancing box so as to balance the air pressure of each air distribution pipe;
the air distribution pipe in the air pipe type convector is arranged in parallel with the conveying roller.
The utility model provides a glass preheater's beneficial effect is: when the air pipe type convector of the glass preheating furnace is used, the air heated by the heating unit in the furnace is blown to the glass to be processed, and the auxiliary heating unit heats the glass; the guide duct of tuber pipe convector links together through the wind pressure balance box with the cloth tuber pipe, be equipped with the reposition of redundant personnel structure in the wind pressure balance box, to shunt the air current that gets into the wind pressure balance box, and then make the wind pressure of the air intake department of each cloth tuber pipe in the wind pressure balance box equal, set up like this, the wind pressure when making the air current get into each cloth tuber pipe equals, and then make the velocity of flow of the air current that finally blows off from the cloth wind hole of each cloth tuber pipe comparatively even, it is also comparatively even to the heating of glass like this.
Furthermore, the shunting structure comprises a plurality of guide plates, the guide plates extend from one side of the air inlet of the air pressure balance box to one side of the air distribution pipe, and the air pressure balance box is divided into a plurality of overflowing channels. The guide plate is fixed comparatively simply with the wind pressure balance box, can reduce the manufacturing degree of difficulty.
Furthermore, the number of the overflowing channels is equal to that of the air distribution pipes, each overflowing channel corresponds to each air distribution pipe one by one, and one end of each overflowing channel corresponds to the end of each air distribution pipe. Set up like this, both satisfied and shunted the air current that gets into in the wind pressure balance box to guarantee that the wind pressure of the air intake department of each tuber pipe equals, reduce again as far as because of setting up the windage increase amount that the guide plate leads to, reduced the loss of energy, can also the noise reduction in addition.
Furthermore, an air inlet of the air pressure balance box, which is used for being connected with the air guide pipe, is arranged in the middle of the upper box wall, and the guide plates are arranged on the lower side of the air inlet in a divergent mode around the air inlet. The arrangement is convenient for the arrangement of the guide plate, and the wind pressure at the air inlet of each wind distribution pipe in the wind pressure balance box is convenient to ensure to be equal.
Furthermore, the guide plate is provided with air holes communicated with adjacent overflowing channels. The air pressure at the air inlets at the two ends of each air distribution pipe is equal as much as possible.
Furthermore, the number and the arrangement form of the guide plates in the two air pressure balance boxes are the same. The air distribution pipe is arranged in such a way that the air pressure at the air inlets at the two ends of the air distribution pipe is ensured to be equal as much as possible, and further, the air flow blown out from the air distribution holes of the air distribution pipe is ensured to be uniform as much as possible.
Furthermore, two ends of the air guide pipe are respectively connected with two air pressure balance boxes, and a connecting structure for connecting with a matched fan is arranged in the middle of the air guide pipe; or the air guide pipe comprises two sections of single pipes, the end parts of the two sections of single pipes, which are opposite to each other, are respectively connected with the two air pressure balance boxes, and the adjacent end parts of the two sections of single pipes are connected with the same matched fan. The air pressure of the air inlets of the two air pressure balance boxes is guaranteed to be equal by the arrangement, so that the air pressure of the air inlets at the two ends of the air distribution pipe is guaranteed to be equal, and the air flow finally blown out from the air distribution holes of the air distribution pipe is uniform as much as possible.
Furthermore, the fan is arranged in an annular structure formed by the air guide pipe, the air pressure balance box and the air distribution pipe in a surrounding mode. The arrangement makes the structure of the air pipe type convector compact.
Further, the heating unit includes infrared heating lamps disposed at an upper side and/or a lower side of the conveying roller, and the infrared heating lamps emit light having a wavelength of 2.0 to 3.5 μm. The light with the wavelength of 2.0-3.5 μm is easy to be absorbed by the glass, and the infrared heating lamp tube emitting the light with the wavelength has good heating effect.
Further, at least part cloth tuber pipe and the conveying roller one-to-one among the glass conveying passage, and the cloth tuber pipe is located and corresponds directly over the conveying roller, and infrared heating lamp pipe is in upper and lower direction and conveying roller dislocation arrangement. The conveying rollers, the air distribution pipes and the infrared heating lamp tubes are arranged, so that the glass can be heated more uniformly.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a glass preheating furnace provided by the present invention;
FIG. 2 is a view A-A of the structure of FIG. 1;
FIG. 3 is a schematic view of the convection apparatus and glass in the glass preheating furnace provided by the present invention;
FIG. 4 is a schematic view of the connection between the air distribution pipes and the air pressure balance box of the convector in the glass preheating furnace provided by the present invention;
FIG. 5 is a view B-B of the structure of FIG. 4;
fig. 6 is a side view of the structure of fig. 4 (showing the baffles within the wind pressure balance box).
In the drawings: 1-furnace body, 2-conveying roller, 3-heating lamp tube, 4-air pressure balance box, 5-guide plate, 6-air distribution pipe, 7-heating cavity, 8-air distribution hole, 9-balance box air inlet, 10-three-way joint, 11-fan, 12-air guide pipe, 13-convector and 14-glass.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
The utility model provides an embodiment of glass preheater:
as shown in fig. 1-6, the glass preheating furnace comprises a furnace body 1, wherein a heating cavity 7 for heating glass 14 is arranged in the furnace body 1; a row of conveying rollers 2 are arranged in the heating cavity 7, the conveying rollers 2 are used for conveying glass 14, all the conveying rollers 2 form a conveying roller way together, and the conveying rollers 2 are defined to be arranged in the front-back direction; the upper side and the lower side of the conveying roller 2 are respectively provided with a row of heating lamp tubes 3, the heating lamp tubes 3 in each row of heating lamp tubes 3 are combined into a group and are arranged together, the groups of heating lamp tubes 3 are arranged at intervals along the front-back direction, and the upper row and the lower row of heating lamp tubes 3 simultaneously heat the glass 14 from the upper side and the lower side of the glass 14; the heating lamp tubes 3 in this embodiment are medium-wave infrared quartz heating tubes, the wavelength of light emitted by the heating lamp tubes 3 is 2.0-3.5 μm, and each heating lamp tube 3 belongs to a heating unit.
As shown in fig. 1 to 6, two convectors 13 are further installed in the heating cavity 7, the two convectors 13 are arranged at intervals in the front-rear direction, and the convectors 13 are disposed above the heating lamps 3 on the upper side of the conveyor roller 2. The convector 13 comprises two air pressure balance boxes 4 which are arranged at intervals along the left-right direction, the bottoms of the two air pressure balance boxes 4 are communicated through five air distribution pipes 6, the five air distribution pipes 6 are arranged at intervals along the front and back, and the lower part of each air distribution pipe 6 is provided with a plurality of air distribution holes 8 along the left-right direction; the glass preheating furnace is also provided with a fan 11 corresponding to each convector 13, the air inlet of each fan 11 faces downwards, the air outlet faces upwards, the air outlet is connected with a three-way joint 10, the other two outlets of the three-way joint 10 face to the left and the right respectively, and are communicated with a balance box air inlet 9 arranged on the upper box wall of the air pressure balance box 4 on the corresponding side through air guide pipes 12 respectively, the two air guide pipes 12 are identical in structure and size, and the balance box air inlet 9 is arranged in the middle of the upper box wall of the air pressure balance box 4; the three-way joint 10, the two air guide pipes 12, the two air pressure balance boxes 4 and the air distribution pipe 6 are integrally enclosed into an annular structure, and the fan 11 is positioned inside the annular structure.
When the convector 13 is used, the fan 11 sends the air in the heating cavity 7 into the two air guide pipes 12, and then the air is sent into each air distribution pipe 6 through the air pressure balance box 4, and the air entering the air distribution pipes 6 is blown to the surface of the glass 14 through the air distribution holes 8 on the air distribution pipes 6; in order to equalize the air pressure at the air inlets of the air distribution pipes 6 in the air pressure balance box 4 and further equalize the air flow blown to the glass 14 by the air distribution pipes 6 through the air distribution holes 8, four guide plates 5 are arranged in the air pressure balance box 4, the four guide plates 5 extend from the air inlets 9 of the balance box to the air distribution pipes 6 and are in a divergent shape, and divide the inner cavity of the air pressure balance box 4 into five overflowing passages, the five overflowing passages correspond to the five air distribution pipes 6 one by one and correspond to the end parts of the air distribution pipes 6, when the air flow enters the air pressure balance box 4 from the air inlets 9 of the balance box, the air flow is divided by the four guide plates 5 and enters the five overflowing passages respectively, the inclination angles of the guide plates 5 are reasonably set, and finally, the air pressure at the air inlets of the; in the embodiment, the number and the arrangement form of the guide plates 5 in the two air pressure balance boxes 4 in each convector 13 are the same; the guide plate 5 forms a flow dividing structure in the air pressure balancing box 4.
After the convector 13 is installed in the heating cavity 7, each air distribution pipe 6 in the convector 13 is arranged corresponding to the space between two adjacent groups of heating lamp tubes 3, and each air distribution pipe 6 is in one-to-one correspondence with part of the conveying rollers 2 in the conveying roller way, and the air distribution pipes 6 are arranged right above the corresponding conveying rollers 2.
In order to make the wind pressure at the air inlet of each wind distribution pipe 6 equal as much as possible, the guide plate 5 is provided with wind holes (not shown) for communicating the adjacent flow channels.
When the glass preheating furnace is used, each heating lamp tube 3 generates heat to heat glass 14 on a conveying roller 2, the heating lamp tubes 3 heat the glass 14 and simultaneously heat air in a heating cavity 7, and a convector 13 is arranged for being matched with a fan 11 to use, so that the heated air can be sent to the surface of the glass 14, and the heating lamp tubes 3 are assisted to heat the glass 14; and the convector 13 is provided with a wind pressure balance box, so that the wind pressure of the hot wind finally flowing to the air inlets of the air distribution pipes 6 is equal, the flow rate of the hot wind blown out from the air distribution holes 8 of the air distribution pipes 6 is more uniform, and the glass 14 is more uniformly heated by the hot wind blown out from the air distribution holes 8 of the air distribution pipes 6.
In the above embodiment, two convectors are arranged in the glass preheating furnace, five air distribution pipes are arranged in each convector, four guide plates are arranged in the air pressure balance box of each convector, and the number and the arrangement form of the guide plates in the two air pressure balance boxes of each convector are the same. In other embodiments, the number of the convectors in the glass preheating furnace may be other numbers, such as one, three, four, etc., and may be designed according to the size of the actual glass preheating furnace; other numbers of air distribution pipes can be arranged in each convector, such as two, three, four or more than five air distribution pipes, the number of the guide plates in the corresponding air pressure balance box can be one less than that of the air distribution pipes, or can be equal to or more than that of the air distribution pipes, as long as the guide plates can distribute and guide the air flow, and finally the air pressure flowing to the air inlets of the air distribution pipes is equal; the quantity of the guide plates in the two air pressure balance boxes of each convector can also be different, if the air distribution pipe is provided with five guide plates, four guide plates can be arranged in one air pressure balance box, and eight guide plates can be arranged in the other air pressure balance box and can be used as well.
In the above embodiments, the flow dividing structure is formed by a flow guide plate. In other embodiments, the flow dividing structure may also be a plurality of sleeves, the inner cavity of the sleeve located in the middle and the space between each other sleeve form a flow passage, and the space between each sleeve is reasonably set, so long as it is ensured that the pressure of the air flow finally flowing to the air inlet of each air distribution pipe is equal.
In the above embodiment, two air guide pipes are arranged in each convector, the two air guide pipes are identical in structure and size, one ends of the two air guide pipes are communicated with the air inlet of the fan, and the other ends of the two air guide pipes are communicated with the inner cavity of the corresponding air pressure balance box. In other embodiments, only one air guide pipe can be arranged, and the air inlet of the fan can be communicated with the inner cavity of the air guide pipe in the middle of the air guide pipe, so that the same path from the air outlet of the fan to the two air pressure balance boxes is ensured; of course, the air inlet of the fan can be communicated with the inner cavity of the air guide pipe at any position of the air guide pipe instead of being communicated with the inner cavity of the air guide pipe at the middle part of the air guide pipe, and can also be used.
In the above embodiment, the air guide pipe, the air pressure balance box and the air distribution pipe are integrally enclosed to form an annular structure, and the fan is arranged inside the annular structure. In other embodiments, the fan may be located outside the ring structure and may be used as well.
In the above embodiment, the heating unit is a medium-wave infrared quartz heating tube arranged in the heating cavity, and the wavelength of the light emitted by the heating lamp tube is 2.0-3.5 μm. In other embodiments, the wavelength of the light emitted by the heating tube may have other values, such as a value less than 2.0 μm or a value greater than 3.5 μm, and may be used as well; the heating unit may also be in other forms, such as heating wires.
In the above embodiment, the air inlet of the balance box is arranged at the middle position of the upper box wall of the air pressure balance box. In other embodiments, the air inlet of the balance box may also be disposed at any other position of the upper box wall, and certainly, the arrangement of the corresponding guide plate should be changed, and finally, it is still required to ensure that the air pressure at the air inlet of each air distribution pipe is equal.
In the above embodiment, the convector is disposed above the conveyor roller. In other embodiments, the convector can also be arranged below the conveyor roller, or both above and below the conveyor roller, and can be used.
In the above embodiment, the heating lamp tubes are arranged above and below the roller conveyor. In other embodiments, according to actual requirements, the heating lamp tube may be disposed only above the roller conveyor, or the heating lamp tube may be disposed only below the roller conveyor.
In the above embodiment, the air distribution pipes correspond to part of the conveying rollers one by one and are located right above the corresponding conveying rollers. In other embodiments, the air distribution pipe and the conveying roller can be arranged in a vertically staggered manner, and the same can be used.
The utility model also provides an air duct type convector, this air duct type convector's structure is the same with the structure of convector in the embodiment of above-mentioned glass preheater, and no longer the repeated description is given here.
Claims (11)
1. An air duct convector, comprising:
two air pressure balance boxes are arranged and are arranged at intervals;
the air distribution pipes are arranged and are provided with more than two ends respectively communicated with the inner cavities of the two air pressure balance boxes, the air distribution pipes are arranged at intervals, the interval direction of each air distribution pipe is perpendicular to the arrangement direction of the two air pressure balance boxes, and a plurality of air distribution holes are formed in the air distribution pipes along the length direction of the air distribution pipes;
the air guide pipe is used for communicating the matched fan with the inner cavities of the two air pressure balancing boxes so as to supply air to the air pressure balancing boxes;
and a shunting structure is arranged in the air pressure balance box and used for shunting the air flow entering the air pressure balance box so as to balance the air pressure of each air distribution pipe.
2. The ducted convector of claim 1, wherein the flow divider structure comprises a plurality of flow deflectors extending from the air inlet side of the air pressure balance box to the air distribution duct side and dividing the air pressure balance box into a plurality of flow passages.
3. The air duct convector of claim 2, wherein the number of flow channels is equal to the number of air distribution ducts, and each flow channel corresponds to one air distribution duct, and one end of the flow channel corresponds to the end of the air distribution duct.
4. A duct convector according to claim 2 or 3, characterised in that the air inlet of the air pressure equalizing box for connection to the air duct is located in the middle of the upper box wall, and in that the deflectors are arranged around the air inlet in a diverging manner on the underside of the air inlet.
5. A ducted convector according to claim 2 or 3, characterised in that the baffle is provided with air holes communicating with adjacent through-flow channels.
6. A ducted convector according to claim 2 or 3, characterised in that the number and arrangement of baffles in the two pressure equalisation chambers is the same.
7. The air duct type convector according to claim 1, 2 or 3, wherein two ends of the air duct are respectively connected to two air pressure balancing boxes, and the connecting structure for connecting with the matched fan is located in the middle of the air duct; or the air guide pipe comprises two sections of single pipes, the end parts of the two sections of single pipes, which are opposite to each other, are respectively connected with the two air pressure balance boxes, and the adjacent end parts of the two sections of single pipes are connected with the same matched fan.
8. A glass preheating furnace is characterized by comprising:
the furnace body is provided with a glass conveying channel;
the conveying roller is arranged in the glass conveying channel;
the heating unit is arranged in the furnace body and is arranged around the glass conveying channel;
the air pipe type convector is the air pipe type convector of any one of claims 1 to 7 and is arranged on the upper side and/or the lower side of a glass conveying channel;
the fan is connected with the air pipe type convector so as to blow hot air in the furnace to the heated glass through the air pipe type convector to heat the glass;
the air distribution pipe in the air pipe type convector is arranged in parallel with the conveying roller.
9. The glass preheating furnace according to claim 8, wherein the fan is disposed in an annular structure surrounded by the air guide duct, the air pressure balance box and the air distribution duct.
10. The glass preheating furnace according to claim 8 or 9, wherein the heating unit includes infrared heating lamps disposed at an upper side and/or a lower side of the conveying roller, and a wavelength of light emitted from the infrared heating lamps is 2.0 to 3.5 μm.
11. The glass preheating furnace according to claim 10, wherein at least some of the air distribution pipes are in one-to-one correspondence with the conveying rollers in the glass conveying path, the air distribution pipes are positioned right above the corresponding conveying rollers, and the infrared heating lamp tubes are arranged in a vertically staggered manner from the conveying rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921726097.9U CN210736575U (en) | 2019-10-15 | 2019-10-15 | Air duct type convector and glass preheating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921726097.9U CN210736575U (en) | 2019-10-15 | 2019-10-15 | Air duct type convector and glass preheating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210736575U true CN210736575U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921726097.9U Active CN210736575U (en) | 2019-10-15 | 2019-10-15 | Air duct type convector and glass preheating furnace |
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| CN (1) | CN210736575U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112374730A (en) * | 2020-11-28 | 2021-02-19 | 台玻悦达汽车玻璃有限公司 | Preheating device for glass manufacturing |
| CN113878970A (en) * | 2021-10-12 | 2022-01-04 | 天津北玻玻璃工业技术有限公司 | Super large laminated glass autoclave |
-
2019
- 2019-10-15 CN CN201921726097.9U patent/CN210736575U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112374730A (en) * | 2020-11-28 | 2021-02-19 | 台玻悦达汽车玻璃有限公司 | Preheating device for glass manufacturing |
| CN113878970A (en) * | 2021-10-12 | 2022-01-04 | 天津北玻玻璃工业技术有限公司 | Super large laminated glass autoclave |
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Effective date of registration: 20230328 Address after: 471000 Building 1, northwest corner of the intersection of Keji Avenue and Zhuge Avenue, Yibin District, Luoyang City, Henan Province Patentee after: Luoyang Landi Vacuum Glass Technology Co.,Ltd. Address before: 471000 North Road, intersection of science Avenue and Zhuge Avenue, Yibin District, Luoyang City, Henan Province Patentee before: LUOYANG LANDGLASS TECHNOLOGY Co.,Ltd. |
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Address after: 471000 Building 1, northwest corner of the intersection of Keji Avenue and Zhuge Avenue, Yibin District, Luoyang City, Henan Province Patentee after: Luoyang Landi Titanium Metal Vacuum Glass Co.,Ltd. Country or region after: China Address before: 471000 Building 1, northwest corner of the intersection of Keji Avenue and Zhuge Avenue, Yibin District, Luoyang City, Henan Province Patentee before: Luoyang Landi Vacuum Glass Technology Co.,Ltd. Country or region before: China |