CN212954834U - Flue flashboard device - Google Patents
Flue flashboard device Download PDFInfo
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- CN212954834U CN212954834U CN202021409742.7U CN202021409742U CN212954834U CN 212954834 U CN212954834 U CN 212954834U CN 202021409742 U CN202021409742 U CN 202021409742U CN 212954834 U CN212954834 U CN 212954834U
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- steel frame
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- flashboard
- flue
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Abstract
The utility model provides a flue flashboard device, including channel-section steel frame, flashboard, bearing frame, rotation axis and thrust ball bearing, flashboard swing joint in on the channel-section steel frame, the bearing frame install in the top of channel-section steel frame, the rotation axis passes the bearing frame extends to in the channel-section steel frame, and with the flashboard is connected, thrust ball bearing cover is located on the rotation axis, and be located in the channel-section steel frame. In this embodiment, the thrust ball bearing is arranged on the rotating shaft to share the axial force on the bearing seat, so that the structure of the bearing seat is protected, the service life of the bearing seat is prolonged, and the flashboard can slide on the channel steel frame.
Description
Technical Field
The utility model relates to a glass production technical field, in particular to flue flashboard device.
Background
In the related art, in the production process of float glass, molten glass is formed by melting, clarifying and other processes after raw materials such as quartz sand are heated at a high temperature. In the high-temperature heating process, the melting temperature of the glass kiln reaches over 1200 ℃, and flue gas generated by the glass kiln is discharged from a chimney after passing through a flue flashboard, a cooling chamber, a sulfur (nitrate) removal device, a dust removal and filtration device and a fan respectively. The existing flue gate is generally connected with the bearing seat and opens or closes the flue through the bearing seat, and if the flue gate is blocked, the bearing seat can bear a large axial force, so that a bearing shaft is broken and cannot work, and the movement of the flue gate is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a flue flashboard device aims at having solved the bearing shaft and has broken, leads to the problem of the motion of influence flue flashboard.
In order to achieve the above object, the utility model provides a flue flashboard device, flue flashboard device includes:
a channel steel frame;
the gate plate is movably connected to the channel steel frame;
the bearing seat is arranged at the top of the channel steel frame;
the rotating shaft penetrates through the bearing seat, extends into the channel steel frame and is connected with the flashboard;
and the thrust ball bearing is sleeved on the rotating shaft and is positioned in the channel steel frame.
In an alternative embodiment, the flue damper apparatus further comprises:
the lantern ring is sleeved on the rotating shaft and connected to the inner wall of the channel steel frame, and the thrust ball bearing is arranged in the lantern ring.
In an alternative embodiment, the flue damper apparatus further comprises:
the movable plate is detachably connected to one side, back to the inner wall of the channel steel frame, of the lantern ring.
In an alternative embodiment, the flue damper apparatus further comprises:
two blend stops, two the blend stop install in on the inner wall of channel-section steel frame, just the lateral part of flashboard is located two between the blend stop.
In an alternative embodiment, the distance between the two bars is greater than the thickness of the shutter plate.
In an optional embodiment, the two barrier strips are arranged in parallel along the length direction of the inner wall of the channel steel frame.
In an alternative embodiment, the flue damper apparatus further comprises:
the connecting piece is arranged in the channel steel frame, an avoiding groove is formed in the connecting piece, and the side part of the flashboard penetrates through the avoiding groove;
a seal assembly, the seal assembly comprising:
the mounting piece is arranged on the connecting piece;
and the sealing element is arranged in the mounting part and is tightly attached to the side wall of the flashboard.
In an alternative embodiment, the mount comprises:
the fixing part is arranged on the connecting piece;
the fixing plate is connected to the fixing part, a placing groove is formed between the fixing plate and the fixing part, and the placing groove is used for placing the sealing element;
the adjusting part penetrates through the fixing plate and abuts against the sealing element.
In an optional embodiment, the width of the avoiding groove is larger than the thickness of the gate plate.
In an alternative embodiment, the seal is a graphite packing.
The utility model provides a flue flashboard device, flue flashboard device includes channel-section steel frame, flashboard, bearing frame, rotation axis and thrust ball bearing, flashboard swing joint in on the channel-section steel frame, the bearing frame install in channel-section steel frame's top, the rotation axis passes the bearing frame extends to in the channel-section steel frame, and with the flashboard is connected, the thrust ball bearing housing is located on the rotation axis, and be located in the channel-section steel frame. In this embodiment, the thrust ball bearing is arranged on the rotating shaft to share the axial force on the bearing seat, so that the structure of the bearing seat is protected, the service life of the bearing seat is prolonged, and the flashboard can slide on the channel steel frame.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments or examples of the present invention, the drawings used in the embodiments or examples will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a flue damper device according to an embodiment of the present invention;
fig. 2 is a schematic side view of a flue damper device according to an embodiment of the present invention;
FIG. 3 is an enlarged view of the structure of portion A in FIG. 2;
fig. 4 is an enlarged schematic view of a portion B in fig. 2.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
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 efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in FIGS. 1-4, the utility model provides a flue shutter device.
In an embodiment, as shown in fig. 1 to 3, the flue damper device includes a channel steel frame 1, a damper 2, a bearing seat 3, a rotating shaft 4 and a thrust ball bearing 5, wherein the damper 2 is movably connected to the channel steel frame 1, the bearing seat 3 is installed at the top of the channel steel frame 1, the rotating shaft 4 passes through the bearing seat 3 and extends into the channel steel frame 1, and is connected to the damper 2, and the thrust ball bearing 5 is sleeved on the rotating shaft 4 and is located in the channel steel frame 1. That is, in this embodiment, the thrust ball bearing 5 is disposed on the rotating shaft 4 to share the axial force on the bearing seat 3, so as to protect the structure of the bearing seat 3, improve the service life of the bearing seat 3, and further ensure that the gate plate 2 can slide on the channel steel frame 1.
Further, the channel-section steel frame 1 is provided with a flue gas pipeline, the flue gas pipeline is arranged at the lower part of the channel-section steel frame 1, namely the bearing seat 3 and the rotating shaft 4 can drive the flashboard 2 to move along the length direction of the channel-section steel frame 1 so as to open or close the flue gas pipeline.
Optionally, the channel steel frame 1 and the gate 2 are made of 15CrMO high-temperature-resistant steel. The 5CrMo high-temperature-resistant steel material is steel pearlite structure heat-resistant steel, has high heat strength and oxidation resistance at high temperature, and has certain hydrogen corrosion resistance.
Further, the flue damper device of the present embodiment further includes an electric actuator (not shown), and the electric actuator is connected to the rotating shaft 4 to drive the rotating shaft 4 to rotate.
Optionally, the electric actuator is a motor, and an output shaft of the motor and the rotating shaft 4 are used to enable the output shaft of the motor to drive the rotating shaft 4 to rotate so as to drive the gate 2 to slide on the channel steel frame 1.
It will be appreciated that the electric actuator may also be other electric actuators, such as: a cylinder, etc., and is not limited thereto.
Further, the thrust ball bearing 5 is sleeved on the rotating shaft 4, that is, the thrust ball bearing 5 is used for bearing the axial load of the rotating shaft 4, that is, is used for sharing the axial force of the bearing seat 3, so that the pressure borne by the bearing seat 3 is reduced, the service life of the bearing seat 3 is prolonged, and the normal operation of the rotating shaft 4 is ensured.
The utility model discloses an in the embodiment, flue flashboard device includes channel-section steel frame 1, flashboard 2, bearing frame 3, rotation axis 4 and thrust ball bearing 5, 2 swing joint of flashboard in channel-section steel frame 1 is last, bearing frame 3 install in channel-section steel frame 1's top, rotation axis 4 passes bearing frame 3 and extend to in the channel-section steel frame 1, and with flashboard 2 is connected, 5 covers of thrust ball bearing are located 4 on the rotation axis, and are located in the channel-section steel frame 1. That is, in this embodiment, the thrust ball bearing 5 is disposed on the rotating shaft 4 to share the axial force on the bearing seat 3, so as to protect the structure of the bearing seat 3, improve the service life of the bearing seat 3, and further ensure that the gate plate 2 can slide on the channel steel frame 1.
Further, the flue damper device further comprises a sleeve ring 6, the sleeve ring 6 is sleeved on the rotating shaft 4 and connected to the inner wall of the channel steel frame 1, wherein the thrust ball bearing 5 is arranged in the sleeve ring 6, namely the sleeve ring 6 is wrapped outside the thrust ball bearing 5, so that the thrust ball bearing 5 is prevented from being damaged.
Optionally, the collar 6 is made of steel, or the collar 6 may also be made of a material with certain hardness, which is not limited herein.
Further, in order to facilitate replacement of the thrust ball bearing 5, the flue damper device further comprises a movable plate 7, wherein the movable plate 7 is detachably connected to one side, back to the inner wall of the channel steel frame 1, of the sleeve ring 6, namely, when the thrust ball bearing 5 is replaced, the movable plate 7 is detached from the sleeve ring 6 to replace the thrust ball bearing 5, and after the replacement is completed, the movable plate 7 is installed back to the sleeve ring 6.
Alternatively, in this embodiment, the movable plate 7 may be opened to add grease to the thrust ball bearing 5 in the collar 6, so as to perform maintenance on the thrust ball bearing 5.
Further, since the shutter 2 can slide on the channel frame 1, that is, in this embodiment, in order to be able to limit the sliding position of the shutter 2, as shown in fig. 4, the flue shutter device further includes two bars 8, the two bars 8 are installed on the inner wall of the channel frame 1, and the side portion of the shutter 2 is disposed between the two bars 8. That is, a sliding groove is formed between the two barrier strips 8, and a side portion of the shutter 2 is provided in the sliding groove so that the shutter 2 can slide in the sliding groove.
Further, because the flue gas contains a large amount of acid gases such as nitrogen oxides and sulfides, that is, when the flue gas passes through the gate plate 2, the gate plate 2 is susceptible to corrosion, long-term dust deposition and other factors, so that the shape of the gate plate 2 is changed, and the movement of the gate plate 2 is blocked. In this embodiment, the distance between the two bars 8 is greater than the thickness of the gate 2, that is, after the shape of the gate 2 is changed, the two bars 8 can pass through a sliding groove formed therebetween.
Further, two in this embodiment the blend stop 8 is along the length direction parallel arrangement of 1 inner wall of channel-section steel frame, so that flashboard 2 is in slide on the channel-section steel frame 1 to open or close the flue gas pipeline.
Further, flue flashboard device still includes connecting piece 9 and sealing component 10, connecting piece 9 is located in channel-section steel frame 1, just be provided with on the connecting piece 9 and dodge groove 91, the lateral part of flashboard 2 is worn to locate dodge in the groove 91, sealing component 10 include sealing member 101 and install in installed part 102 on the connecting piece 9, sealing member 101 is located in the installed part 102, just sealing member 101 hug closely in on the lateral wall of flashboard 1.
In other words, in this embodiment, the lower portion of the channel steel frame 1 is divided into the flue gas duct by using the connecting member 9, and the rest is a non-flue region.
In this embodiment, the width of the avoiding groove 91 is larger than the thickness of the shutter 2, so that the shutter 2 can pass through the avoiding groove 91 even after the shape thereof is changed.
Because the groove width of dodging groove 91 is greater than the thickness of flashboard 2, promptly flue gas in the flue gas pipeline can follow dodge the cell wall of groove 91 and form the clearance between the flashboard 2 and leak, increase in this embodiment promptly sealing component 10 with right dodge the cell wall of groove 91 and form the clearance between the flashboard 2 and seal.
Specifically, the mounting member 10 is mounted on the connecting member 9, and at this time, the sealing member 101 is mounted on the mounting member 102 so that the sealing member 101 is closely attached to the shutter 2. The mounting member 102 includes a fixing portion 1021, a fixing plate 1022 and an adjusting portion 1023, wherein the fixing portion 1021 is installed on the connecting member 9, the fixing plate 1022 is connected to the fixing portion 1021, a placement groove 1024 is formed between the fixing portion 1021 and the fixing portion 1022, the placement groove 1024 is used for placing the sealing element 101, and the adjusting portion 1023 is arranged through the fixing plate 1022 and abutted on the sealing element 101 to adjust the position of the sealing element 101 in the placement groove 1024, so that the sealing element 101 is close to or far away from the side wall of the shutter 2.
Optionally, the fixing portion 1021 is an i-shaped channel steel, the fixing plate 1022 is an L-shaped angle steel, and the adjusting portion 1023 is a hexagon nut.
Optionally, the seal 101 is a graphite packing. The graphite packing is formed by finely weaving various reinforced fibers, metal wires (such as steel wires, copper wires, nickel wires, carbon fibers, pre-oxidized wires, glass yarns and the like) or graphite wires serving as raw materials, and is used for sealing media such as hot water, superheated steam, heat transfer fluid, ammonia solution, hydrocarbon, low-temperature liquid and the like under the conditions of high temperature and high pressure, for example, valves, pumps and reaction kettles under the media of high temperature, high pressure and corrosion resistance.
Of course, in other embodiments, the sealing member 10 may also be other sealing structures, and is not limited herein.
In an optional embodiment, the temperature of the raw flue gas in the flue gas pipeline is 400-2The concentration is 3500mg/Nm3Raw flue gas NOxThe concentration was 2700mg/Nm3The concentration of the raw flue gas dust is 1000mg/Nm3For example, the humidity is 15%, the distance between the barrier strip 8 and the side wall of the gate 2 is increased by 20cm, the fixing plate 1022 is 25mm, the sealing member 101 is phi 30mm, and the adjusting portion is M10. By adopting the scheme, the problems of blocking and sealing of the flashboard 2 are solved, the equipment failure rate is reduced, the stable operation of the flashboard 2 is ensured at the minimum cost, and the effect is good.
Of course, in other embodiments, the parameters may be set according to specific requirements, and are not limited herein.
The utility model discloses an in the embodiment, flue flashboard device includes channel-section steel frame 1, flashboard 2, bearing frame 3, rotation axis 4 and thrust ball bearing 5, 2 swing joint of flashboard in channel-section steel frame 1 is last, bearing frame 3 install in channel-section steel frame 1's top, rotation axis 4 passes bearing frame 3 and extend to in the channel-section steel frame 1, and with flashboard 2 is connected, 5 covers of thrust ball bearing are located 4 on the rotation axis, and are located in the channel-section steel frame 1. That is, in this embodiment, the thrust ball bearing 5 is disposed on the rotating shaft 4 to share the axial force on the bearing seat 3, so as to protect the structure of the bearing seat 3, improve the service life of the bearing seat 3, and further ensure that the gate plate 2 can slide on the channel steel frame 1.
The above is only the optional embodiment of the present invention, and not therefore the limit to the patent scope of the present invention, all the concepts of the present invention utilize the equivalent transformation made by the contents of the specification and the drawings, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A flue shutter apparatus, comprising:
a channel steel frame;
the gate plate is movably connected to the channel steel frame;
the bearing seat is arranged at the top of the channel steel frame;
the rotating shaft penetrates through the bearing seat, extends into the channel steel frame and is connected with the flashboard;
and the thrust ball bearing is sleeved on the rotating shaft and is positioned in the channel steel frame.
2. The flue shutter apparatus of claim 1, further comprising:
the lantern ring is sleeved on the rotating shaft and connected to the inner wall of the channel steel frame, and the thrust ball bearing is arranged in the lantern ring.
3. The flue shutter apparatus of claim 2, further comprising:
the movable plate is detachably connected to one side, back to the inner wall of the channel steel frame, of the lantern ring.
4. The flue shutter apparatus of claim 1, further comprising:
two blend stops, two the blend stop install in on the inner wall of channel-section steel frame, just the lateral part of flashboard is located two between the blend stop.
5. The flue shutter apparatus of claim 4, wherein a distance between two of the bars is greater than a thickness of the shutter.
6. The flue damper apparatus of claim 5, wherein two of the bars are disposed in parallel along a length of the inner wall of the channel frame.
7. The flue shutter apparatus of claim 1, further comprising:
the connecting piece is arranged in the channel steel frame, an avoiding groove is formed in the connecting piece, and the side part of the flashboard penetrates through the avoiding groove;
a seal assembly, the seal assembly comprising:
the mounting piece is arranged on the connecting piece;
and the sealing element is arranged in the mounting part and is tightly attached to the side wall of the flashboard.
8. The flue shutter apparatus of claim 7, wherein the mount comprises:
the fixing part is arranged on the connecting piece;
the fixing plate is connected to the fixing part, a placing groove is formed between the fixing plate and the fixing part, and the placing groove is used for placing the sealing element;
the adjusting part penetrates through the fixing plate and abuts against the sealing element.
9. The flue damper apparatus of claim 8, wherein the relief groove has a groove width greater than a thickness of the damper plate.
10. The flue shutter apparatus of claim 7, wherein the seal is a graphite packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021409742.7U CN212954834U (en) | 2020-07-16 | 2020-07-16 | Flue flashboard device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021409742.7U CN212954834U (en) | 2020-07-16 | 2020-07-16 | Flue flashboard device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212954834U true CN212954834U (en) | 2021-04-13 |
Family
ID=75393337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021409742.7U Active CN212954834U (en) | 2020-07-16 | 2020-07-16 | Flue flashboard device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212954834U (en) |
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2020
- 2020-07-16 CN CN202021409742.7U patent/CN212954834U/en active Active
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