CN212407593U - High-temperature-resistant heat-insulating air valve - Google Patents
High-temperature-resistant heat-insulating air valve Download PDFInfo
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- CN212407593U CN212407593U CN202020697040.7U CN202020697040U CN212407593U CN 212407593 U CN212407593 U CN 212407593U CN 202020697040 U CN202020697040 U CN 202020697040U CN 212407593 U CN212407593 U CN 212407593U
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Abstract
The utility model discloses a high temperature resistant adiabatic blast gate, including interior valve body, interior valve body is squarely, and the middle valve shaft that is square valve plate and is connected with the valve plate that passes through the gusset with the frame flange and connects, is provided with the heat insulating mattress between the gusset, and the place that the valve shaft passes through between frame flange and the interior valve body is provided with the axle sleeve. The beneficial effects of the utility model are that, can be high temperature resistant, the leakproofness is good, long service life.
Description
Technical Field
The utility model relates to the technical field of valves, especially, relate to a high temperature resistant adiabatic blast gate.
Background
At present, most domestic high-temperature-resistant air valves mostly adopt external heat preservation, and heat preservation materials adopt rock wool or common aluminum silicate, so that the heat preservation effect is poor, and long-time use can lead to high temperature to overflow to the heat preservation outer layer, cause the heat preservation outer layer to turn black and deform, and the outer surface temperature is too high, so that the scalding risk is high, and the danger is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above problem, designed a high temperature resistant adiabatic blast gate, adopted the insulation jacket layer structure, the heat preservation is filled high temperature resistant aluminium silicate ceramic fibre module and is carried out adiabatically, avoids appearing the valve body outside high temperature, the utility model discloses non-deformable, long service life does not have the risk of scalding.
Realize above-mentioned purpose the utility model discloses a technical scheme does:
the utility model provides a high temperature resistant adiabatic blast gate, its characterized in that, includes interior valve body, interior valve body is squarely, the middle valve shaft that is square valve plate and is connected with the valve plate, interior valve body and frame flange pass through the gusset and connect, be provided with the heat insulating mattress between the gusset, the place that the valve shaft passes through between frame flange and the interior valve body is provided with interior axle sleeve and outer axle sleeve, still is provided with sealing sleeve on the outer axle sleeve, and the outside of valve shaft is equipped with outer valve shaft.
Furthermore, the high-temperature-resistant heat-insulation air valve is characterized in that a high-temperature-resistant aluminum silicate ceramic fiber module is filled between the inner valve body and the outer frame flange.
Further, high temperature resistant adiabatic blast gate, its characterized in that, the valve plate welds with the valve shaft, and is provided with the strengthening rib on the valve plate.
Furthermore, high temperature resistant adiabatic blast gate, its characterized in that, interior axle sleeve one end welding has welded the outside both sides of inner valve body, and the connecting flange has been welded to the other end, and outer axle sleeve passes and welds the both sides at the frame flange, and outer axle sleeve both ends have all welded the flange. The inner shaft sleeve and the outer shaft sleeve are concentric circular tubes.
Further, the high-temperature-resistant heat-insulation air valve is characterized in that a heat insulation pad is arranged at the flange connection part between the inner shaft sleeve and the outer shaft sleeve.
Furthermore, the high-temperature-resistant heat-insulation air valve is characterized in that a sealing sleeve is arranged inside the outer shaft sleeve, a flange is welded at one end of the sealing sleeve, and a graphite packing is arranged in a gap between the other end of the sealing sleeve and the outer shaft sleeve.
Furthermore, the high-temperature-resistant heat-insulation air valve is characterized in that the valve shaft penetrates through the outer shaft sleeve of the inner shaft sleeve and is connected with the outer valve shaft, and a heat insulation pad is arranged between the valve shaft and the outer valve shaft.
Compared with the prior art, the beneficial effects of the utility model are that: adopt high temperature resistant aluminium silicate ceramic fiber module to keep warm and insulate against heat, all heat bridge parts all are equipped with the heat insulating mattress, make inside high temperature can't transmit heat to outside frame, and adiabatic effectual, structure non-deformable, long service life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a sectional view taken along direction a of the present invention;
in the figure: 1. an inner valve body; 2. a valve plate; 3. a valve shaft; 4. an outer frame flange; 5. a rib plate; 6. a heat insulating pad; 7. an inner sleeve; 8. an outer sleeve; 9. sealing the sleeve; 10. an outer valve shaft; 11. graphite packing.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the high-temperature resistant and heat-insulating air valve is characterized by comprising an inner valve body 1, wherein the inner valve body 1 is square, a square valve plate 2 and a valve shaft 3 connected with the valve plate 2 are arranged in the middle of the inner valve body 1, the inner valve body 1 is connected with an outer frame flange 4 through rib plates 5, heat insulation pads 6 are arranged between the rib plates 5, an inner shaft sleeve 7 and an outer shaft sleeve 8 are arranged at the position between the outer frame flange 4 and the inner valve body 1, where the valve shaft 3 passes through, a sealing sleeve 9 is further arranged on the outer shaft sleeve 8, and an outer valve shaft 10 is arranged on the outer side.
The high-temperature-resistant heat-insulation air valve is characterized in that a high-temperature-resistant aluminum silicate ceramic fiber module is filled between the inner valve body 1 and the outer frame flange 4.
The high-temperature-resistant heat-insulation air valve is characterized in that the valve plate 2 is welded with the valve shaft 3, and the valve plate 2 is provided with a reinforcing rib.
The high-temperature-resistant heat-insulation air valve is characterized in that one end of the inner shaft sleeve 7 is welded on two sides of the outer portion of the inner valve body 1, the other end of the inner shaft sleeve is welded with a connecting flange, the outer shaft sleeve 8 penetrates through and is welded on two sides of the outer frame flange 4, and flanges are welded at two ends of the outer shaft sleeve 8. The inner shaft sleeve 7 and the outer shaft sleeve 8 are concentric circular tubes.
The high-temperature-resistant heat-insulation air valve is characterized in that a heat insulation pad 6 is arranged at the flange connection part between the inner shaft sleeve 7 and the outer shaft sleeve 8.
The high-temperature-resistant heat-insulation air valve is characterized in that a sealing sleeve 9 is arranged inside the outer shaft sleeve 8, a flange is welded at one end of the sealing sleeve 9, and a graphite packing 11 is arranged at a gap between the other end of the sealing sleeve and the outer shaft sleeve 8.
The high-temperature-resistant heat-insulation air valve is characterized in that the valve shaft 3 penetrates through an outer shaft sleeve 8 of an inner shaft sleeve 7 and is connected with an outer valve shaft 10, and a heat insulation pad 6 is arranged between the valve shaft 3 and the outer valve shaft 10.
The technical scheme is that the specific implementation mode of the high-temperature-resistant heat-insulation air valve is as follows:
as shown in fig. 1 and 2, the high temperature resistant and heat insulating air valve is an internal heat insulating air valve, and is mainly used for high temperature pipelines, and the temperature resistance can reach 1000 ℃. Wherein the valve plate welded on the inner valve body, the valve shaft and the reinforcing ribs on the valve plate are all contacted with high-temperature gas for a long time, so that the valve plate is made of stainless steel 310s, and continuous use in a high-temperature state is ensured without deformation. The inner valve body and the outer frame flange are fixedly connected through rib plates, the rib plates are connected through the flange and are provided with heat insulation pads for heat insulation, the rib plates are made of stainless steel 310s, and the heat insulation pads are made of aluminum silicate. High temperature resistant aluminium silicate ceramic fiber module is filled between interior valve body and the frame flange for thermal-insulated, guarantee that inside high temperature can not transmit outside frame, improve life, the frame flange can adopt carbon steel preparation.
The valve shaft is arranged between the inner valve body and the outer frame flange, the outer end of the inner shaft sleeve is welded with a connecting flange, the other end of the inner shaft sleeve is welded on two sides of the outer portion of the inner valve body, the outer shaft sleeve penetrates through the outer frame and is welded on two sides of the outer frame flange, and the two ends of the outer shaft sleeve are respectively welded with the connecting flanges. The inner shaft sleeve and the outer shaft sleeve are connected through a flange, and a heat insulation pad is arranged between the flanges, so that the high temperature of the inner valve body is prevented from being transmitted to the outer frame flange. The inner and outer shaft sleeves are concentric circular tubes.
The valve shaft passes through the valve body through the inner shaft sleeve and the outer shaft sleeve, wherein the inner diameter of the inner shaft sleeve is slightly larger than the valve shaft, and the valve shaft can flexibly rotate. The internal diameter of outer axle sleeve is great, and inside cover has seal bushing, and the seal bushing outer end is equipped with the flange, and the other end slightly shortages in outer axle sleeve, and the one side stopper that shortages in outer axle sleeve has the graphite packing, and when seal bushing got into outer axle sleeve, with the extrusion of graphite packing between the flange of seal bushing and outer axle sleeve opposite side, make the graphite packing be full of the space between outer axle sleeve and the valve shaft, play sealed about, guarantee that high-temperature gas can not spill over through the gap between valve shaft and the axle sleeve.
In order to ensure that the valve shaft can not transfer heat, the connecting flange is welded at the position where the valve shaft extends out of the outer frame flange and is connected with the connecting flange of the outer valve shaft, and a heat insulation pad is arranged between the two flanges to prevent heat transfer.
Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.
Claims (7)
1. The utility model provides a high temperature resistant adiabatic blast gate, its characterized in that, includes interior valve body (1), interior valve body (1) is squarely, middle valve shaft (3) for square valve plate (2) and be connected with the valve plate, interior valve body (1) and outer frame flange (4) are connected through gusset (5), be provided with heat insulating mattress (6) between gusset (5), the place that valve shaft (3) passed through between outer frame flange (4) and interior valve body (1) is provided with interior axle sleeve (7) and outer axle sleeve (8), still is provided with sealed sleeve (9) on the outer axle sleeve, and the outside of valve shaft (3) is equipped with outer valve shaft (10).
2. The high temperature resistant and heat insulating air valve according to claim 1, characterized in that a high temperature resistant aluminum silicate ceramic fiber module is filled between the inner valve body (1) and the outer frame flange (4).
3. The high-temperature-resistant heat-insulating air valve is characterized in that the valve plate (2) is welded with the valve shaft (3), and reinforcing ribs are arranged on the valve plate (2).
4. The high-temperature-resistant heat-insulating air valve is characterized in that one end of the inner shaft sleeve (7) is welded on two outer sides of the inner valve body (1), the other end of the inner shaft sleeve is welded with a connecting flange, the outer shaft sleeve (8) penetrates through and is welded on two sides of the outer frame flange (4), flanges are welded on two ends of the outer shaft sleeve (8), and the inner shaft sleeve (7) and the outer shaft sleeve (8) are concentric circular tubes.
5. The high temperature resistant and heat insulating air valve according to claim 4, characterized in that the flange connection between the inner sleeve (7) and the outer sleeve (8) is provided with a heat insulating mat (6).
6. The high-temperature-resistant heat-insulating air valve according to claim 4, characterized in that a sealing sleeve (9) is arranged inside the outer shaft sleeve (8), a flange is welded at one end of the sealing sleeve (9), and a graphite packing (11) is arranged in a gap between the other end of the sealing sleeve and the outer shaft sleeve (8).
7. The high temperature resistant and heat insulating air valve according to claim 1, characterized in that the valve shaft (3) passes through the inner shaft sleeve (7) and the outer shaft sleeve (8) and is connected with the outer valve shaft (10), and a heat insulating pad (6) is arranged between the valve shaft (3) and the outer valve shaft (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020697040.7U CN212407593U (en) | 2020-04-30 | 2020-04-30 | High-temperature-resistant heat-insulating air valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020697040.7U CN212407593U (en) | 2020-04-30 | 2020-04-30 | High-temperature-resistant heat-insulating air valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212407593U true CN212407593U (en) | 2021-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020697040.7U Active CN212407593U (en) | 2020-04-30 | 2020-04-30 | High-temperature-resistant heat-insulating air valve |
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| Country | Link |
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| CN (1) | CN212407593U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11994220B1 (en) | 2022-11-10 | 2024-05-28 | Caterpillar Inc. | Wear surface sleeve press fit onto a shaft in a high temperature air valve application |
-
2020
- 2020-04-30 CN CN202020697040.7U patent/CN212407593U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11994220B1 (en) | 2022-11-10 | 2024-05-28 | Caterpillar Inc. | Wear surface sleeve press fit onto a shaft in a high temperature air valve application |
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