CN210764988U - Internal circulation forced convection toughening furnace internal connection type pressure equalizing air box device - Google Patents
Internal circulation forced convection toughening furnace internal connection type pressure equalizing air box device Download PDFInfo
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- CN210764988U CN210764988U CN201921722358.XU CN201921722358U CN210764988U CN 210764988 U CN210764988 U CN 210764988U CN 201921722358 U CN201921722358 U CN 201921722358U CN 210764988 U CN210764988 U CN 210764988U
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Abstract
The utility model discloses an inner circulation forced convection tempering furnace inner connection type pressure-equalizing bellows device, which comprises an outer frame, wherein the upper surface of the outer frame is provided with convection fans, at least two convection fans are arranged, a super large non-resistance isobaric cross section box body is fixed above the inner part of the convection fans, a vortex flow guiding device is arranged at the position vertically corresponding to the convection fans above the inner part of the super large non-resistance isobaric cross section box body, the lower end surface of the super large non-resistance isobaric cross section box body is provided with a bellows pressure-equalizing outlet, and a heating device is arranged below the super large non-resistance isobaric cross section box body, the utility model uses a plurality of convection fans to correspond a group of communicated pressure-equalizing bellows devices, replaces the original convection fans which correspond to two non-communicated bellows, so that the air pressure inside two communicated bellows is equal, further the glass is uniformly heated, and the occurrence of the glass, the glass is heated unevenly to generate hot air spots, so that the integrity and the attractiveness of the glass are ensured.
Description
Technical Field
The utility model relates to the technical field of, specifically a antithetical couplet formula voltage-sharing bellows device in internal circulation forced convection tempering furnace.
Background
The forced internal circulation convection toughening furnace can be used for toughening the coated glass with the E value less than 0.04. At present, when double-silver and three-silver LOW-E glass is tempered, hot air spots are serious, imaging deformation is caused, and although the national standard does not have requirements, the requirements of customers are higher. Through analysis, the hot air pressure of the glass is high in the heating process, the frequency is high, the surface of the LOW-E glass is easily heated unevenly, and therefore hot air spots exist in the toughened double-silver and three-silver LOW-E glass. The frequency of the internal circulation convection fan is reduced in field work, and due to the characteristic that Low-E glass reflects infrared radiant heat, the heating time needs to be prolonged, so that films of Low-E coated glass are diffused mutually; meanwhile, the glass stays on the quartz roller for a long time, so that the probability of glass deformation is increased, the appearance quality of the toughened LOW-E glass is influenced, and the production efficiency of equipment is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an interconnected voltage-sharing bellows device of convection tempering furnace is forced to inner loop to solve among the prior art because the problem of the hot-blast spot that hot-blast inhomogeneous leads to.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an inner loop forces convection tempering furnace inner connection formula voltage-sharing bellows device, includes the frame, the last surface mounting of frame has convection current fan, and convection current fan is provided with two at least, convection current fan's inside top is fixed with especially big non-resistance isobaric cross section box, and the vortex guiding device is installed to the top of the inside of especially big non-resistance isobaric cross section box and the perpendicular position that corresponds of convection current fan, the lower terminal surface of especially big non-resistance isobaric cross section box is provided with bellows voltage-sharing export, and the below of especially big non-resistance isobaric cross section box installs heating device.
Preferably, the heating device comprises a heating cavity, a ceramic rod which is communicated left and right is installed inside the heating cavity, and an electric heating wire is wound outside the circumference of the ceramic rod.
Preferably, the lower surface of the heating cavity is provided with dense jet holes.
Preferably, the glass heating device further comprises power rollers which are arranged side by side, the power rollers are arranged below the heating device, and the glass main body is accommodated on the upper surface of the power rollers.
Preferably, the upper surface of the outer frame is provided with an air inlet at a position vertically corresponding to the convection fan, and the convection fan is mounted on the upper surface of the outer frame through a mounting bracket.
Preferably, the vortex flow guiding device comprises a vortex flow guiding plate, a middle cylinder is fixed in the middle of the interior of the vortex flow guiding plate, and a vortex cavity is formed between the vortex flow guiding plate and the middle cylinder.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses use and correspond a set of UNICOM's voltage-sharing bellows device with many convection current fans, replace former each convection current fan and correspond two not UNICOM's bellows, this just makes two inside atmospheric pressure of intercommunication bellows equal, and then glass is heated evenly, avoids appearing on the glass, and glass is heated unevenly and hot-blast spot appears, has guaranteed glass's integrality aesthetic property.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the vortex flow guiding device of the present invention;
fig. 3 is a schematic structural diagram of the heating device of the present invention.
In the figure: 1. a convection fan; 11. mounting a bracket; 2. a super-large resistance-free constant-pressure section box body; 3. a heating device; 31. a ceramic rod; 32. an electric heating wire; 33. an injection hole; 34. a heating cavity; 4. a pressure equalizing outlet of the air box; 5. a vortex flow guiding device; 51. a vortex flow deflector; 52. a vortex chamber; 53. an intermediate barrel; 6. a powered roller; 7. an outer frame; 71. an air inlet; 8. a glass body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the present invention, an interconnected pressure-equalizing bellows device in an internal circulation forced convection tempering furnace includes an outer frame 7, a convection fan 1 is installed on an upper surface of the outer frame 7, the convection fan 1 rapidly sucks gas in the furnace into a box 2 with a super large non-resistance isobaric cross section, and at least two convection fans 1 are provided, an air inlet 71 is provided at a position of the upper surface of the outer frame 7 vertically corresponding to the convection fan 1, the air inlet 71 is used for communicating the convection fan 1 with the box 2 with the super large non-resistance isobaric cross section, and the convection fan 1 is installed on the upper surface of the outer frame 7 through an installation support 11;
referring to fig. 1 and 2, a super-large resistance-free isobaric cross-section box body 2 is fixed above the inside of a convection fan 1, airflow inside the super-large resistance-free isobaric cross-section box body 2 is uniform, a vortex flow guiding device 5 is installed at a position, corresponding to the convection fan 1, above the inside of the super-large resistance-free isobaric cross-section box body 2, and high-frequency gas can be mixed and equalized in a communicated air box under the stirring action of an impeller of the convection fan 1, and then the wind is output along the vortex flow guiding device 5 arranged in the air box;
as shown in fig. 2, the vortex flow guiding device 5 includes a vortex flow guiding plate 51, a middle cylinder 53 is fixed in the middle of the interior of the vortex flow guiding plate 51, a vortex cavity 52 is arranged between the vortex flow guiding plate 51 and the middle cylinder 53, and the air flow is blocked by the middle cylinder 53 and can only run in a vortex shape on the inner side of the vortex flow guiding plate 51, i.e. the vortex cavity 52;
as shown in fig. 1, the lower end face of the super large non-resistance isobaric cross-section box body 2 is provided with a bellows pressure equalizing outlet 4, and the bellows pressure equalizing outlet 4 is used for exhausting air flow from the super large non-resistance isobaric cross-section box body 2;
referring to fig. 1 and 3, a heating device 3 is installed below the box body 2 with the extra-large non-resistance constant-pressure cross section, the heating device 3 is used for heating air flow, the heating device 3 comprises a heating cavity 34, a ceramic rod 31 which is through from left to right is installed inside the heating cavity 34, heating wires 32 are wound outside the circumference of the ceramic rod 31, dense injection holes 33 are formed in the lower surface of the heating cavity 34, the air flow can be heated by the heating wires 32 after entering the heating cavity 34, and the heated air flow can be sprayed on the glass main body 8 through the injection holes 33;
as shown in fig. 1, the power rollers 6 are arranged side by side, the power rollers 6 are arranged below the heating device 3, and the glass body 8 is accommodated on the upper surface of the power rollers 6, and the glass body 8 runs on the power rollers 6.
The utility model discloses a theory of operation and use flow: when the device is used, gas in the furnace is quickly sucked into the large-sized non-resistance isobaric cross-section box body 2 by the plurality of internal circulation convection fans 1, high-frequency gas can be mixed and equalized in the large-sized non-resistance isobaric cross-section box body 2 under the stirring action of impellers of the convection fans 1, the wind is output along the vortex flow guide device 5 arranged in the wind box and enters the heating device 3 through the wind box equalizing outlet 4 of the large-sized non-resistance isobaric cross-section box body 2, the isobaric wind is heated by the electric heating wire 32, and then the hot gas is uniformly sprayed onto the surface of glass from the spray holes 33, so that the glass is efficiently and quickly heated, the tempering heating temperature process curve is achieved, the ultra-high-quality LOW-E glass is tempered, and the glass main body 8 is in a running state on the power roller 6.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an inner loop forces convection tempering furnace inline formula voltage-sharing bellows device, includes frame (7), its characterized in that: the upper surface mounting of frame (7) has convection current fan (1), and convection current fan (1) is provided with two at least, the inside top of convection current fan (1) is fixed with especially big non-resistance isobaric cross-section box (2), and the top of the inside of especially big non-resistance isobaric cross-section box (2) and the position that convection current fan (1) vertically corresponds install vortex guiding device (5), the lower terminal surface of especially big non-resistance isobaric cross-section box (2) is provided with bellows voltage-sharing export (4), and heating device (3) are installed to the below of especially big non-resistance isobaric cross-section box (2).
2. The inline pressure equalizing bellows device of the internal circulation forced convection toughening furnace according to claim 1, wherein: the heating device (3) comprises a heating cavity (34), a left ceramic rod (31) and a right ceramic rod (31) which are communicated are installed inside the heating cavity (34), and heating wires (32) are wound outside the circumference of the ceramic rods (31).
3. The inline pressure equalizing bellows device of the internal circulation forced convection toughening furnace according to claim 2, wherein: the lower surface of the heating cavity (34) is provided with dense jet holes (33).
4. The inline pressure equalizing bellows device of the internal circulation forced convection toughening furnace according to claim 1, wherein: the glass heating device is characterized by further comprising power rollers (6), wherein the power rollers (6) are arranged side by side, the power rollers (6) are arranged below the heating device (3), and the glass main body (8) is accommodated on the upper surface of each power roller (6).
5. The inline pressure equalizing bellows device of the internal circulation forced convection toughening furnace according to claim 1, wherein: an air inlet (71) is formed in the position, corresponding to the convection fan (1), of the upper surface of the outer frame (7) in a vertical mode, and the convection fan (1) is installed on the upper surface of the outer frame (7) through an installation support (11).
6. The inline pressure equalizing bellows device of the internal circulation forced convection toughening furnace according to claim 1, wherein: the vortex flow guiding device (5) comprises a vortex flow guiding plate (51), a middle cylinder (53) is fixed in the middle of the interior of the vortex flow guiding plate (51), and a vortex cavity (52) is arranged between the vortex flow guiding plate (51) and the middle cylinder (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921722358.XU CN210764988U (en) | 2019-10-15 | 2019-10-15 | Internal circulation forced convection toughening furnace internal connection type pressure equalizing air box device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921722358.XU CN210764988U (en) | 2019-10-15 | 2019-10-15 | Internal circulation forced convection toughening furnace internal connection type pressure equalizing air box device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210764988U true CN210764988U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921722358.XU Active CN210764988U (en) | 2019-10-15 | 2019-10-15 | Internal circulation forced convection toughening furnace internal connection type pressure equalizing air box device |
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| Country | Link |
|---|---|
| CN (1) | CN210764988U (en) |
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2019
- 2019-10-15 CN CN201921722358.XU patent/CN210764988U/en active Active
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