CN219734346U - High-temperature flue gas stop valve - Google Patents
High-temperature flue gas stop valve Download PDFInfo
- Publication number
- CN219734346U CN219734346U CN202321146721.4U CN202321146721U CN219734346U CN 219734346 U CN219734346 U CN 219734346U CN 202321146721 U CN202321146721 U CN 202321146721U CN 219734346 U CN219734346 U CN 219734346U
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- CN
- China
- Prior art keywords
- flue gas
- connecting shaft
- rod connecting
- valve rod
- temperature flue
- Prior art date
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 239000003546 flue gas Substances 0.000 title claims abstract description 53
- 238000009413 insulation Methods 0.000 claims abstract description 20
- 239000000779 smoke Substances 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model relates to a high-temperature flue gas stop valve which comprises an equipment body, wherein a flue gas channel is arranged in the middle of the equipment body, a heat insulation protection layer is arranged between the flue gas channel and the equipment body, a reinforced valve plate is arranged in the flue gas channel, one end of the reinforced valve plate is connected with a top valve rod connecting shaft, the other end of the reinforced valve plate is connected with a bottom valve rod connecting shaft, one end of the top valve rod connecting shaft extends out of the equipment body, an actuator support is arranged outside the equipment body at the extending end of the top valve rod connecting shaft, a bearing I is arranged at the joint of the top valve rod connecting shaft and the equipment body, the bottom valve rod connecting shaft is connected with the flue gas channel through a bearing II, a sealing flange I is arranged at one side of the flue gas channel, a sealing flange II is arranged at the other side of the flue gas channel, and the thickness of the heat insulation protection layer accounts for 1/5-11/50 of the height of the equipment body at the same side. According to the utility model, a part of smoke is discharged in time when the temperature is too high, so that the operation is safer and the maintenance is more convenient.
Description
Technical Field
The utility model relates to a valve, in particular to a high-temperature flue gas stop valve.
Background
The existing waste gas heat accumulating type incinerator runs for a long time, the high temperature of the combustion chamber is easy to continuously rise, the temperature of the combustion chamber is too high, the combustion chamber runs for a long time, the high temperature is easy to be caused to be not degraded, fire hazards are caused, the use effect is not ideal, and the actual use requirements are not met.
Disclosure of Invention
The utility model aims to: the utility model aims to overcome the defects in the prior art and provide the high-temperature flue gas stop valve which can timely discharge a part of flue gas when the temperature is too high, is safer to operate and is more convenient to maintain.
The technical scheme is as follows: in order to solve the technical problems, the high-temperature flue gas stop valve comprises a device body, a flue gas channel is arranged in the middle of the device body, a heat insulation protection layer is arranged between the flue gas channel and the device body, a reinforced valve plate is arranged in the flue gas channel, one end of the reinforced valve plate is connected with a top valve rod connecting shaft, the other end of the reinforced valve plate is connected with a bottom valve rod connecting shaft, one end of the top valve rod connecting shaft extends out of the device body, an actuator support is arranged outside the device body at the extending end of the top valve rod connecting shaft, a bearing I is arranged at the joint of the top valve rod connecting shaft and the device body, the bottom valve rod connecting shaft is connected with the flue gas channel through a bearing II, a sealing flange I is arranged on one side of the flue gas channel, a sealing flange II is arranged on the other side of the flue gas channel, and the thickness of the heat insulation protection layer accounts for 1/5-11/50 of the height of the device body on the same side.
Further, a plurality of reinforcing rib plates are arranged between the equipment body and the flue gas channel.
Further, the longitudinal section of the device body is rectangular or square.
Further, the longitudinal section of the flue gas channel is rectangular or square.
Further, the main body of the reinforcing valve plate is rectangular or square in shape.
Further, the heat insulation protection layer is an aluminum silicate fiber module layer.
Further, an actuator is arranged on the actuator support, and the actuator is connected with the top valve rod through a connecting shaft.
Further, the reinforcing valve plate is arranged in the middle of the flue gas channel.
Further, the reinforced valve plate, the smoke channel, the top valve rod connecting shaft and the bottom valve rod connecting shaft are all made of high-temperature-resistant stainless steel.
Further, the center line of the top valve rod connecting shaft and the center line of the bottom valve rod connecting shaft are arranged on the same straight line.
In the utility model, ceramic random packing seal is arranged in the equipment body.
The beneficial effects are that: compared with the prior art, the utility model has the remarkable advantages that: the utility model has reasonable structural arrangement and low space occupation rate, the aluminum silicate fiber module is arranged in the equipment, thereby being beneficial to heat preservation and insulation, the thickness of the heat insulation protection layer accounts for 1/5-11/50 of the height of the equipment body at the same side, the heat insulation effect is further improved, the reinforcing ribs are arranged between the equipment body and the flue gas channel, good reinforcement and deformation prevention are ensured, the top valve rod connecting shaft and the bottom valve rod connecting shaft are used for connecting the reinforced valve plate, the center line of the top valve rod connecting shaft and the center line of the bottom valve rod connecting shaft are arranged on the same straight line, the operation is stable and reliable, the product has low use cost, the operation is safe, the maintenance is convenient, and the utility model meets the actual use requirement.
Drawings
FIG. 1 is a front elevational view of the present utility model;
fig. 2 is a side view of the present utility model.
Description of the embodiments
The utility model is further described below with reference to the drawings and examples.
Example 1
As shown in figures 1 and 2, the high-temperature flue gas stop valve comprises a device body 1, wherein a flue gas channel 2 is arranged in the middle of the device body 1, a plurality of reinforcing rib plates 8 are arranged between the device body 1 and the flue gas channel 2, a heat insulation protection layer 3 is arranged between the flue gas channel 2 and the device body 1, the heat insulation protection layer 3 is an aluminum silicate fiber module layer, a reinforcing valve plate 4 is arranged in the middle of the flue gas channel 2, the longitudinal sections of the device body 1 and the flue gas channel 2 are square, the main body of the reinforcing valve plate 4 is square, one end of the reinforcing valve plate 4 is connected with a top valve rod connecting shaft 5, the other end of the reinforcing valve plate is connected with a bottom valve rod connecting shaft 6, the center line of the top valve rod connecting shaft 5 and the center line of the bottom valve rod connecting shaft 6 are arranged on the same straight line, the device comprises a device body 1, a top valve rod connecting shaft 5, an actuator support 7, an actuator, a bearing I, a bearing II, a sealing flange I, a sealing flange II and an air inlet, wherein the device body 1 is arranged outside the protruding end of the top valve rod connecting shaft 5, the actuator support 7 is provided with the actuator, the actuator is connected with the top valve rod connecting shaft 5, the joint of the top valve rod connecting shaft 5 and the device body 1 is provided with the bearing I, the bottom valve rod connecting shaft 6 is connected with the smoke channel 2 through the bearing II, one side of the smoke channel 2 is provided with the sealing flange I, the other side of the smoke channel is provided with the sealing flange II, one side of the smoke channel 2 is provided with the air inlet, the thickness of the heat insulation protection layer 3 occupies 1/5 of the height of the device body 1 on the same side, and the reinforced valve plate 4, the smoke channel 2, the top valve rod connecting shaft 5 and the bottom valve rod connecting shaft 6 are all made of high-temperature resistant stainless steel.
Example 2
The utility model relates to a high-temperature flue gas stop valve, which comprises a device body 1, wherein a flue gas channel 2 is arranged in the middle of the device body 1, a heat insulation protection layer 3 is arranged between the flue gas channel 2 and the device body 1, the heat insulation protection layer 3 is an aluminum silicate fiber module layer, a reinforcing valve plate 4 is arranged in the middle of the flue gas channel 2, the longitudinal sections of the device body 1 and the flue gas channel 2 are rectangular, the main body of the reinforcing valve plate 4 is rectangular, one end of the reinforcing valve plate 4 is connected with a top valve rod connecting shaft 5, the other end is connected with a bottom valve rod connecting shaft 6, the center line of the top valve rod connecting shaft 5 and the center line of the bottom valve rod connecting shaft 6 are arranged on the same straight line, one end of the top valve rod connecting shaft 5 extends out of the device body 1, the device comprises a device body 1, a top valve rod connecting shaft 5, an actuator support 7, an actuator, a bearing I, a sealing flange II and a reinforcing valve plate 4, a smoke channel 2, a top valve rod connecting shaft 5 and a bottom valve rod connecting shaft 6, wherein the actuator support 7 is arranged outside the device body 1 at the extending end of the top valve rod connecting shaft 5, the actuator is connected with the top valve rod connecting shaft 5, the bearing I is arranged at the joint of the top valve rod connecting shaft 5 and the device body 1, the bottom valve rod connecting shaft 6 is connected with the smoke channel 2 through the bearing II, the sealing flange I is arranged on one side of the smoke channel 2, the sealing flange II is arranged on the other side of the smoke channel 2, the thickness of the heat insulation protection layer 3 occupies 11/50 of the height of the device body 1 on the same side, and the reinforcing valve plate 4, the smoke channel 2, the top valve rod connecting shaft 5 and the bottom valve rod connecting shaft 6 are made of high-temperature-resistant stainless steel materials.
The working principle of the utility model is that high-temperature flue gas enters the equipment body, the top executor works, the reinforcing rib plate rotates 90 degrees clockwise, the high-temperature flue gas passes through the flue gas channel, the flue gas is discharged to the mixing box to reduce the temperature of the combustion chamber to reach the safe temperature, then the top executor works again, the reinforcing rib plate rotates 90 degrees clockwise or rotates 90 degrees anticlockwise, the valve is closed, the reinforcing valve plate contacts with the flue gas channel, and the valve is integrally sealed.
The utility model has reasonable structural arrangement and low space occupation rate, the aluminum silicate fiber module is arranged in the equipment, thereby being beneficial to heat preservation and insulation, the thickness of the heat insulation protection layer accounts for 1/5-11/50 of the height of the equipment body at the same side, the heat insulation effect is further improved, the reinforcing ribs are arranged between the equipment body and the flue gas channel, good reinforcement and deformation prevention are ensured, the top valve rod connecting shaft and the bottom valve rod connecting shaft are used for connecting the reinforced valve plate, the center line of the top valve rod connecting shaft and the center line of the bottom valve rod connecting shaft are arranged on the same straight line, the operation is stable and reliable, the product has low use cost, the operation is safe, the maintenance is convenient, and the utility model meets the actual use requirement.
The present utility model provides a method and a thought, and a method for implementing the technical scheme are numerous, the above description is only a preferred embodiment of the present utility model, and it should be noted that, for those skilled in the art, several improvements and modifications can be made, and these improvements and modifications should also be regarded as protection scope of the present utility model, and each component that is not explicitly described in the present embodiment can be implemented by the prior art.
Claims (10)
1. A high temperature flue gas stop valve, its characterized in that: the device comprises a device body (1), wherein a smoke channel (2) is arranged in the middle of the device body (1), a heat insulation protection layer (3) is arranged between the smoke channel (2) and the device body (1), a reinforced valve plate (4) is arranged in the smoke channel (2), one end of the reinforced valve plate (4) is connected with a top valve rod connecting shaft (5), the other end of the reinforced valve plate is connected with a bottom valve rod connecting shaft (6), one end of the top valve rod connecting shaft (5) extends out of the device body (1), an actuator support (7) is arranged outside the device body (1) at the extending end of the top valve rod connecting shaft (5), a bearing I is arranged at the joint of the top valve rod connecting shaft (5) and the device body (1), the bottom valve rod connecting shaft (6) is connected with the smoke channel (2) through a bearing II, a sealing flange I is arranged on one side of the smoke channel (2), a sealing flange II is arranged on the other side of the smoke channel (2), and the thickness of the heat insulation protection layer (3) occupies 1/5-11/50 of the height of the device body (1) on the same side.
2. The high temperature flue gas shut-off valve according to claim 1, wherein: a plurality of reinforcing rib plates (8) are arranged between the equipment body (1) and the flue gas channel (2).
3. The high temperature flue gas shut-off valve according to claim 1, wherein: the longitudinal section of the equipment body (1) is rectangular or square.
4. A high temperature flue gas shut-off valve according to claim 3, wherein: the longitudinal section of the flue gas channel (2) is rectangular or square.
5. The high temperature flue gas shut-off valve according to claim 4, wherein: the main body of the reinforcing valve plate (4) is rectangular or square in shape.
6. The high temperature flue gas shut-off valve according to claim 1, wherein: the heat insulation protection layer (3) is an aluminum silicate fiber module layer.
7. The high temperature flue gas shut-off valve according to claim 1, wherein: an actuator is arranged on the actuator support (7), and the actuator is connected with the top valve rod connecting shaft (5).
8. The high temperature flue gas shut-off valve according to claim 1, wherein: the reinforcing valve plate (4) is arranged in the middle of the smoke channel (2).
9. The high temperature flue gas shut-off valve according to claim 1, wherein: the reinforced valve plate (4), the flue gas channel (2), the top valve rod connecting shaft (5) and the bottom valve rod connecting shaft (6) are all made of high-temperature-resistant stainless steel materials.
10. The high temperature flue gas shut-off valve according to claim 1, wherein: the central line of the top valve rod connecting shaft (5) and the central line of the bottom valve rod connecting shaft (6) are arranged on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321146721.4U CN219734346U (en) | 2023-05-13 | 2023-05-13 | High-temperature flue gas stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321146721.4U CN219734346U (en) | 2023-05-13 | 2023-05-13 | High-temperature flue gas stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219734346U true CN219734346U (en) | 2023-09-22 |
Family
ID=88058431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321146721.4U Active CN219734346U (en) | 2023-05-13 | 2023-05-13 | High-temperature flue gas stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219734346U (en) |
-
2023
- 2023-05-13 CN CN202321146721.4U patent/CN219734346U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |