CN216377893U - A kiln that is used for viewing aperture device of kiln and installs this viewing aperture device - Google Patents
A kiln that is used for viewing aperture device of kiln and installs this viewing aperture device Download PDFInfo
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- CN216377893U CN216377893U CN202122089323.0U CN202122089323U CN216377893U CN 216377893 U CN216377893 U CN 216377893U CN 202122089323 U CN202122089323 U CN 202122089323U CN 216377893 U CN216377893 U CN 216377893U
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Abstract
The utility model provides an observation port device for a kiln and the kiln provided with the observation port device, wherein the observation port device for the kiln comprises an inner observation piece and an outer observation piece. The inner observation member is hermetically installed in a mounting hole on the side wall of the kiln, the inner observation member is provided with an inner port positioned in the kiln and an outer port positioned outside the kiln, and a first observation channel is formed between the inner port and the outer port. The outer viewing member extends from the outer port in a direction away from the outer port and has a second viewing channel in communication with the first viewing channel. The outer observation piece is provided with a groove, a first baffle is operably arranged in the groove and used for opening or closing a second observation channel in the observation direction, and an observation mirror is arranged at the observation port end of the outer observation piece. The viewing port device for the kiln greatly reduces the influence of the thermal state operation of the open viewing hole of the kiln on the furnace pressure and the glass liquid level, and simultaneously improves the running stability of the glass kiln.
Description
Technical Field
The utility model relates to the technical field of glass kilns, in particular to an observation port device for a kiln and further relates to the kiln provided with the observation port device.
Background
In the manufacturing process of Organic Light-Emitting Diode (OLED) ceramic glass, since the spot detection and recording of the flame state of a charge hill and a burning gun in a furnace are required to be regularly performed in the operation process of a glass kiln, an observation hole on the wall of the glass kiln needs to be opened frequently, most of the observation holes of the existing glass kiln are in an open type, and the observation hole is sealed by using a refractory material. When the inspection operation of the point in the furnace is carried out, the sealing element needs to be disassembled, and observation is carried out under the condition of no protective measures, so that the furnace pressure is leaked, the liquid level of the glass is out of control, and the quality of the glass melting is further influenced. Therefore, a viewing port device for a kiln is urgently needed.
SUMMERY OF THE UTILITY MODEL
In view of the defects of the prior art, the utility model aims to provide a viewing port device for a kiln and also provides the kiln provided with the viewing port device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a viewing port device for a kiln, comprising:
the inner observation piece is arranged on the inner side of the inner observation piece,
the inner observation piece is hermetically installed in an installation hole on the side wall of the kiln;
the inner observation piece is provided with an inner port positioned in the kiln and an outer port positioned outside the kiln, and a first observation channel is formed between the inner port and the outer port; and
an outer viewing member;
the outer viewing member extending from the outer port in a direction away from the outer port and having a second viewing channel in communication with the first viewing channel;
the outer observation piece is provided with a groove, a first baffle is operably arranged in the groove, and the first baffle is used for opening or closing the second observation channel in the observation direction;
and an observation mirror is arranged at the observation port end of the outer observation piece.
Further, a second baffle is arranged between the outer port of the inner observation piece and the outer observation piece;
the cross sectional area of the second baffle is larger than that of the mounting hole, the second baffle is provided with a through hole communicated with the first observation channel and the second observation channel, and the cross sectional area of the through hole, the cross sectional area of the outer port and the cross sectional area of the second observation channel are the same.
Further, the first viewing channel has a greater viewing angle range than the second viewing channel.
Further, first observation passageway is the horn mouth form, the second observation passageway is cylindric.
Further, the outer observation piece is cylindrical, the groove is formed in the inner wall, close to the top of the inner observation piece, of the outer observation piece, and the groove is semicircular.
Further, the external observation piece further comprises a mounting seat flange and a pressing flange connected with the mounting seat flange, wherein,
the mount pad flange sets up the viewing aperture end department of observing the piece outward, the sight glass sets up the mount pad flange with compress tightly between the flange.
Further, the observation mirror is a quartz glass lens.
Further, a boss used for lifting the first baffle is arranged at the top of the first baffle, and the first baffle is made of mullite.
Further, the inner observation member and the second baffle are made of shrinkage cavity-free electrically-fused refractory bricks, and the outer observation member is made of heat-resistant steel.
The utility model also provides a kiln, wherein a plurality of the viewing port devices for the kiln are hermetically arranged in the side wall of the kiln.
Compared with the prior art, the utility model has the beneficial technical effects that:
through setting up in observing piece and outward appearance and observing the piece to and set up first baffle and the sight glass that operably placed on observing the piece outward, when normal use kiln, first baffle can prevent that interior flame from scurrying out and sealed kiln furnace body and prevent the pressure release. When the state in the stove is examined to needs point, can observe the state in the stove through taking away first baffle and seeing through the sight glass, such structural design reduces greatly because of the influence of the hot operation of the open-type observation hole of kiln to furnace pressure and glass liquid level, has improved the operating stability of glass kiln simultaneously, has also promoted the security when kiln operating personnel operation, alleviates personnel's working strength.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is an exploded view of a viewing port assembly for a kiln of the present invention;
FIG. 2 is a schematic structural view of a viewing port arrangement for a kiln of the present invention;
FIG. 3 is another schematic view of the viewing port arrangement for the kiln of the present invention;
fig. 4 is a schematic structural view of a glass kiln equipped with the viewing port device for a kiln of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments of the present invention are described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the present invention provides a viewing port arrangement 100 for a kiln, the viewing port arrangement 100 comprising an inner viewing member 1 and an outer viewing member 2. The inner sight piece 1 is sealingly mounted in a mounting hole (not shown) in the side wall of the kiln 12, the inner sight piece 1 having an inner port 16 located inside the kiln 12 and an outer port (not shown) located outside the kiln 12, the inner port 16 and the outer port forming a first sight channel 3 therebetween. The outer viewing member 2 extends from the outer port of the inner viewing member 1 in a direction away from the outer port, the outer viewing member 2 having a second viewing channel 4 communicating with the first viewing channel 3. The outer observation piece 2 is provided with a groove 5, a first baffle 6 is operably arranged in the groove 5, the first baffle 6 is used for opening or closing the second observation channel 4 in the observation direction, and the observation port end of the outer observation piece 2 is provided with an observation mirror 7. Reference in this application to a "viewing channel" is to a channel that allows an unobstructed line of sight to pass through.
In a preferred embodiment, as shown in fig. 1-3, a second baffle 15 is arranged between the outer port of the inner viewing member 1 and the outer viewing member 2, the second baffle 15 being provided with a through hole (not shown) communicating the first viewing channel 3 and the second viewing channel 4, the cross-sectional area of the through hole, the cross-sectional area of the outer port and the cross-sectional area of the second viewing channel 4 being the same. In a preferred embodiment, the inner viewing member 1, the second baffle 15 and the outer viewing member 2 are integrally formed. In the illustrated embodiment, the internal observation member 1 has a hollow rectangular parallelepiped or cube structure, the second barrier 15 has a rectangular plate-like structure having a through hole, and the external observation member 2 has a cylindrical structure, however, it should be understood that the concept of the present invention is not limited thereto. When in use, the second baffle 15 is contacted with the side wall of the kiln 12 to block the fire in the kiln 12.
In a preferred embodiment, the first viewing channel 3 has a larger viewing angle range than the second viewing channel 4. For example, the first observation channel 3 may have a bell mouth-like structure facing the inside of the kiln 12 to facilitate the range of viewing angles observed inside the kiln 12. The second observation channel 4 is a cylindrical observation tube made of heat-resistant stainless steel material, and the outer diameter of the observation tube is 100-400 mm.
In a preferred embodiment, the external viewing member 2 is cylindrical, the groove 5 is provided in the inner wall of the external viewing member 2 near the top of the internal viewing member 1, the groove 5 is semicircular, the first baffle 6 is inserted into the groove 5, the first baffle 6 and the groove 5 have matching shapes, and the groove 5 has a groove width of 10-30 mm.
In a preferred embodiment, the viewing mirror 7 is removably attached to the viewing port end of the outer viewing member 2 by a flanged connection, which facilitates replacement and maintenance of the viewing mirror 7. Specifically, the exterior observation piece 2 includes a mount flange 8 fixedly connected (e.g., welded) to a viewing port end thereof, the observation mirror 7 is mounted to the viewing port end fixed to the exterior observation piece 2 by a pressing flange 9 fitted with the mount flange 8, and the observation mirror 7 is disposed between the mount flange 8 and the pressing flange 9. A plurality of bolt holes 13 are provided in the mount flange 8, a plurality of bolt holes 14 are provided in the hold-down flange 9, and lock bolts 11 are passed through the bolt holes 13 and the bolt holes 14 and fitted with lock nuts (not shown) to securely mount the sight glass 7 between the mount flange 8 and the hold-down flange 9. The overall dimension after mount pad flange 8 and hold-down flange 9 assemble is: the outer diameter is 120-450mm, the inner diameter is 100-400mm, the thickness is 5mm, and the material is SUS310 or SUS316 heat-resistant stainless steel. In other embodiments, the viewing scope 7 may be non-removably attached to the viewing port end of the outer viewing member 2.
In a preferred embodiment, the top of the first baffle 6 is provided with a boss 10 for lifting the first baffle 6, so that an operator can conveniently take the first baffle 6, and the first baffle 6 is made of mullite, specifically mullite plug bricks, the outer diameter of the mullite plug bricks is 190 mm and 350mm, and the thickness of the mullite plug bricks is 10-30 mm. The inner observation piece 1 and the second baffle 15 are made of shrinkage-hole-free electric melting refractory bricks, the outer observation piece 2 is made of heat-resistant steel, the observation mirror 7 is a high-temperature-resistant quartz glass lens, the diameter of the quartz glass lens is 100-400mm, the thickness of the quartz glass lens is 10-35mm, and the two surfaces of the quartz glass lens are polished to ensure high light transmittance so as to ensure the accuracy of observation.
As shown in fig. 4, the present invention also provides a kiln 12, in the side wall of which kiln 12 a plurality of viewing port devices 100 for the kiln according to the above are sealingly mounted.
When the kiln is normally used, the first baffle 6 is inserted into and fixed in the semicircular groove 5 of the outer observation piece 2, and plays a role in preventing flame in the kiln 12 from escaping, sealing the kiln body and preventing pressure release. When the state in the furnace needs to be checked, the operator lifts the first baffle 6 and checks various states (material mountain, liquid level, burning gun flame state, bubbling state) in the furnace 12 through the observation mirror 7 of the external observation device 2.
The above is an exemplary embodiment of the present disclosure, and the order of disclosure of the above embodiment of the present disclosure is only for description and does not represent the merits of the embodiment. It should be noted that the discussion of any embodiment above is exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the utility model is limited to those examples, and that various changes and modifications may be made without departing from the scope, as defined in the claims. The functions, steps and/or actions of the method claims in accordance with the disclosed embodiments described herein need not be performed in any particular order. Furthermore, although elements of the disclosed embodiments of the utility model may be described or claimed in the singular, the plural is contemplated unless limitation to the singular is explicitly stated.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the utility model is limited to these examples; within the idea of an embodiment of the utility model, also technical features in the above embodiment or in different embodiments may be combined and there are many other variations of the different aspects of an embodiment of the utility model as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of the embodiments of the present invention are intended to be included within the scope of the embodiments of the present invention.
Claims (10)
1. A viewport assembly for a kiln, comprising:
the inner observation piece is arranged on the inner side of the inner observation piece,
the inner observation piece is hermetically installed in an installation hole on the side wall of the kiln;
the inner observation piece is provided with an inner port positioned in the kiln and an outer port positioned outside the kiln, and a first observation channel is formed between the inner port and the outer port; and
an outer viewing member;
the outer viewing member extending from the outer port in a direction away from the outer port and having a second viewing channel in communication with the first viewing channel;
the outer observation piece is provided with a groove, a first baffle is operably arranged in the groove, and the first baffle is used for opening or closing the second observation channel in the observation direction;
and an observation mirror is arranged at the observation port end of the outer observation piece.
2. The viewport assembly for a kiln of claim 1, wherein a second baffle is disposed between said outer port of said inner viewport and said outer viewport;
the cross sectional area of the second baffle is larger than that of the mounting hole, the second baffle is provided with a through hole communicated with the first observation channel and the second observation channel, and the cross sectional area of the through hole, the cross sectional area of the outer port and the cross sectional area of the second observation channel are the same.
3. The viewing port arrangement for a kiln as set forth in claim 1, wherein the first viewing channel has a greater range of viewing angles than the second viewing channel.
4. The viewing port arrangement for a kiln as set forth in claim 3, wherein the first viewing channel is flared and the second viewing channel is cylindrical.
5. The viewport assembly of claim 1, wherein the outer viewport assembly is cylindrical, wherein the groove is disposed in an inner wall of the outer viewport assembly proximate a top of the inner viewport assembly, and wherein the groove is semi-circular.
6. The viewport assembly for a kiln of claim 1, wherein the outer viewport assembly further comprises a mount flange, and a hold-down flange connected to the mount flange, wherein,
the mount pad flange sets up the viewing aperture end department of observing the piece outward, the sight glass sets up the mount pad flange with compress tightly between the flange.
7. The viewport assembly of claim 1, wherein the viewing lens is a quartz glass lens.
8. The viewport assembly for a kiln of claim 1, wherein a top portion of the first baffle is provided with a boss for lifting the first baffle, the first baffle being made of mullite.
9. The viewport assembly of claim 2, wherein the inner viewing member and the second baffle are formed of shrink-hole-free electrofused refractory brick and the outer viewing member is formed of heat resistant steel.
10. A kiln, characterized in that a plurality of viewing port devices for a kiln according to any one of claims 1-9 are sealingly mounted in a side wall of the kiln.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122089323.0U CN216377893U (en) | 2021-08-31 | 2021-08-31 | A kiln that is used for viewing aperture device of kiln and installs this viewing aperture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122089323.0U CN216377893U (en) | 2021-08-31 | 2021-08-31 | A kiln that is used for viewing aperture device of kiln and installs this viewing aperture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216377893U true CN216377893U (en) | 2022-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122089323.0U Active CN216377893U (en) | 2021-08-31 | 2021-08-31 | A kiln that is used for viewing aperture device of kiln and installs this viewing aperture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216377893U (en) |
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2021
- 2021-08-31 CN CN202122089323.0U patent/CN216377893U/en active Active
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Denomination of utility model: Observation port device for kilns and kilns equipped with such observation port device Granted publication date: 20220426 Pledgee: Hengshui Bank Co.,Ltd. Pledgor: Shanxi Guangxing Photoelectric Technology Co.,Ltd.|TUNGHSU TECHNOLOGY GROUP Co.,Ltd. Registration number: Y2024980032253 |