CN212899766U - High-temperature air valve - Google Patents
High-temperature air valve Download PDFInfo
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- CN212899766U CN212899766U CN202021235229.0U CN202021235229U CN212899766U CN 212899766 U CN212899766 U CN 212899766U CN 202021235229 U CN202021235229 U CN 202021235229U CN 212899766 U CN212899766 U CN 212899766U
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- valve body
- valve shaft
- valve plate
- bearing
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Abstract
The utility model discloses a high temperature blast gate, including valve body and valve plate, the valve body is frame body formula structure, be equipped with open passageway on the fore-and-aft direction of valve body, the valve plate is located the valve body, the both sides of valve plate are equipped with the enhancement subassembly, the lateral wall of valve plate is equipped with the mounting, run through being equipped with the valve shaft in the mounting, the both sides that the valve body was passed at the both ends of valve shaft are installed in the valve body through the valve shaft seal receptacle, the valve shaft seal receptacle is equipped with the interface that sweeps, be equipped with the fin on the valve shaft, the fin is located the outside of valve shaft seal receptacle, the one end of valve shaft is connected with drive arrangement. The utility model discloses the structure is light and handy, and intensity is high, overturns in opening the passageway through the valve plate, realizes damming medium or adjusting medium flow among the cigarette ducting system, combines the fin through sweeping the interface for dispel the heat the cooling to the outside part of valve body, be favorable to extending the life of equipment, arrange the valve body in the both ends of drive arrangement and valve shaft are external, conveniently overhaul and maintain.
Description
Technical Field
The utility model relates to a Voc exhaust-gas treatment equipment field, more specifically relate to high temperature blast gate.
Background
The high-temperature air valve is mainly applied to waste gas treatment occasions such as a combustion furnace, a metal smelting furnace and the like in a Voc waste gas treatment system, and in the treatment system, the high-temperature air valve mainly plays a role in intercepting media or regulating the flow of the media in a flue gas duct system.
The existing high-temperature air valve has some defects: firstly, high-temperature waste gas is treated in the valve body, and the whole equipment is continuously in a high-temperature state, so that the service life of the equipment is short; secondly, the driving part is unreasonable in arrangement and troublesome in maintenance; thirdly, when the valve plate is closed, the valve plate is unstable and easy to shake, so that the sealing performance is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a light and handy, the good high temperature blast gate of heat dissipation of structure, long service life.
According to the utility model discloses an aspect, a high temperature blast gate is provided, it includes valve body and valve plate, the valve body is frame body formula structure, be equipped with open passageway on the fore-and-aft direction of valve body, the valve plate is located the valve body, the lateral wall of valve plate is equipped with the mounting, run through being equipped with the valve shaft in the mounting, the both sides that the valve body was passed at the both ends of valve shaft are installed in the valve body through the valve shaft seal receptacle, the valve shaft seal receptacle is equipped with the interface that sweeps, be equipped with the fin on the valve shaft, the fin is located the outside of valve shaft seal receptacle, the one end of valve shaft is connected with drive. Therefore, the valve plate is turned in the open channel to intercept or regulate the flow of the medium in the flue duct system, and when the valve plate is in a closed state, the high-temperature gas flowing from the flue duct to the open channel is completely cut off; in the working process of the high-temperature air valve, the radiating fins at the two ends of the valve shaft continuously radiate heat for equipment, the temperature of the valve shaft is further reduced through the purging interface, and the service life of the equipment is prolonged.
In some embodiments, the valve body is provided with bearing seats on both sides, the bearing seats on both sides are provided with bearings, one end of the valve shaft is mounted on the bearing on one side, the other end of the valve shaft penetrates through the bearing on the other side and is connected with a driving device, the driving device is connected with a base, and the base is fixedly mounted on the bearing seats. Therefore, the driving device is far away from the valve body, and the end part of the valve shaft and the driving device are erected through the bearing seat frame and the base, so that later-stage maintenance is facilitated.
In some embodiments, the bearing is a high temperature bearing and the longitudinal axis of the valve shaft is located at a central location of the valve body.
In some embodiments, a positive stop is provided within the open channel. Therefore, when the valve plate is opened or closed, the limiting stopper can prevent the valve plate from being overturned excessively and ensure the stability of the valve plate when the valve plate is closed.
In some embodiments, both sides of the valve plate are provided with reinforcing components, and the reinforcing components comprise reinforcing ribs and reinforcing cross beams at both ends of the reinforcing ribs. From this, through web beam and strengthening rib, all consolidated the valve plate both sides all around with the middle part position, strengthened the intensity of valve plate, be favorable to prolonging the life of valve plate.
In some embodiments, the inner wall of the valve body is provided with heat insulation cotton, and the heat insulation cotton is ceramic fiber cotton. Therefore, the ceramic fiber cotton has the characteristics of light weight, high strength, oxidation resistance, low heat conductivity, good flexibility, corrosion resistance and the like, can protect the valve body, and reduces the probability of deformation of the valve body in long-term use.
The utility model has the advantages that: the utility model has the advantages of light structure, high strength, stable valve plate closing, and fast heat dissipation and cooling of the parts outside the valve body by arranging the purging interface and combining the cooling fins on the valve shaft sealing seat in the working process of the high-temperature air valve, thereby being beneficial to extending the service life of the equipment; the two ends of the driving device and the valve shaft are externally arranged on the valve body, so that the maintenance is convenient.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of a high-temperature air valve according to the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic view of the connection of the valve shaft, valve plate and drive device.
Detailed Description
The present invention will be further described with reference to the following embodiments.
As shown in fig. 1 to 3, the high temperature air valve according to an embodiment of the present invention includes a valve body 1 and a valve plate 2. The valve body 1 is a frame structure, and an open channel 3 is arranged in the front-back direction (i.e. in the transverse direction) of the valve body 1. The flange interfaces 10 are arranged on the edges of the front side wall and the rear side wall of the valve body 1, so that the high-temperature air valve can be conveniently connected with waste gas treatment equipment. The overall shape of the valve body 1 may be cylindrical or rectangular parallelepiped. The valve plate 2 is located in the valve body 1, the side wall of the valve plate 2 is fixedly provided with a fixing piece 4, a valve shaft 5 is fixedly arranged in the fixing piece 4 in a penetrating mode, and two ends of the valve shaft 5 penetrate through two sides of the valve body 1 and are mounted on the valve body 1 through a valve shaft sealing seat 51. The valve shaft seal holder 51 is provided with a purging interface 511, the valve shaft 5 is provided with two radiating fins 6, and the two radiating fins 6 are respectively positioned at the outer sides of the two valve shaft seal holders 51. One end of the valve shaft 5 is connected with a driving device 7 to drive the valve plate 2 to overturn, the valve plate 2 can block the open channel 3 when being in a vertical state, and when the valve plate 2 is in a closed state, high-temperature gas flowing from the smoke air channel to the open channel 3 is completely stopped. The valve plate 2 is turned in the open channel 3, clockwise closed and anticlockwise opened, so that the medium is intercepted or the medium flow is regulated in the flue gas duct system. In the working process of the high-temperature air valve, the heat radiating fins 6 at the two ends of the valve shaft 5 continuously radiate heat for the equipment, the temperature of the valve shaft 5 is further reduced through the purging interface 511, and the service life of the equipment is prolonged.
Both sides of the valve body 1 are provided with bearing brackets 11 through bolts, and both bearing brackets 11 are provided with bearings 12. The bearing 12 is a high temperature resistant bearing, which can ensure that the bearing is not damaged in long-term use. The drive unit 7 is mounted on a base 13, which base 13 is fixedly mounted on the bearing bracket 11. The longitudinal axis of the valve shaft 5 is located at the center of the valve body 1, one end of the valve shaft 5 is mounted on the bearing 12 at one side, and the other end of the valve shaft 5 passes through the bearing 12 at the other side and is connected with the driving device 7. The valve spindle 5 is connected to the drive 7 by a coupling 70. The driving device 7 is far away from the valve body 1, and the end part of the valve shaft 5 and the driving device 7 are erected through the bearing seat frame 11 and the base 13, so that later-period maintenance is facilitated. The drive device 7 specifically includes a pneumatic actuator 71, a pneumatic actuator proportional regulator 72, and a pneumatic actuator travel switch 73. The safety factor of the pneumatic actuator 71 for model selection is more than 1.5 times, the pneumatic actuator 71 is provided with a proportional regulator to accurately regulate the opening/closing amount of the valve plate 2, the pneumatic actuator 71 is directly connected with the valve shaft 5, and the transmission action is sensitive and has no gap. The pneumatic actuator proportional regulator 72 and the pneumatic actuator travel switch 73 are directly connected with the pneumatic actuator 71 or connected with the pneumatic actuator in a connecting rod mode.
The limiting stopper 31 is arranged in the open channel 3, when the valve plate 2 is turned over to close the open channel 3, the limiting stopper 31 can prevent the valve plate 2 from being turned over excessively, and the stability of the valve plate 2 in closing can be ensured.
As shown in fig. 4, the valve plate 2 is provided with reinforcing members 21 on both sides thereof, and each reinforcing member 21 includes a reinforcing rib 211 and a reinforcing beam 212 at both ends of the reinforcing rib 211. Through strengthening beam 212 and strengthening rib 211, all consolidated with the middle part position around 2 both sides of valve plate, strengthened the intensity of valve plate 2, be favorable to prolonging the life of valve plate 2.
As shown in figure 1, the inner wall of the valve body 1 is provided with heat insulation cotton (not shown), and the heat insulation cotton is ceramic fiber cotton. The ceramic fiber cotton has the characteristics of light weight, high strength, oxidation resistance, low heat conductivity, good flexibility, corrosion resistance and the like, can protect the valve body 1, and reduces the probability of deformation of the valve body 1 in long-term use.
In this embodiment, the valve plate 2 and the valve shaft 5 are made of SUS310S, which has high heat resistance temperature and small heat conduction system, and can ensure no deformation during long-term use.
The utility model discloses the structure is light and handy, and intensity is high, and it is convenient to overhaul the maintenance, and is stable when valve plate 2 is closed. In the working process of the high-temperature air valve, the purging interface 511 is arranged on the valve shaft sealing seat 51 to be combined with the cooling fin 6, so that the heat dissipation and cooling of the components outside the valve body 1 are accelerated, and the service life of the high-temperature air valve is prolonged.
The foregoing is only a few embodiments of the present invention, and it should be noted that, for those skilled in the art, other modifications and improvements can be made without departing from the inventive concept of the present invention, and all of them belong to the protection scope of the present invention.
Claims (6)
1. A high-temperature air valve comprises a valve body (1) and a valve plate (2) and is characterized in that, the valve body (1) is of a frame structure, an open channel (3) is arranged in the front-back direction of the valve body (1), the valve plate (2) is positioned in the valve body (1), the side wall of the valve plate (2) is provided with a fixing piece (4), a valve shaft (5) penetrates through the fixing part (4), two ends of the valve shaft (5) penetrate through two sides of the valve body (1) and are arranged on the valve body (1) through a valve shaft sealing seat (51), the valve shaft sealing seat (51) is provided with a blowing connector (511), the valve shaft (5) is provided with a radiating fin (6), the radiating fin (6) is positioned at the outer side of the valve shaft sealing seat (51), one end of the valve shaft (5) is connected with a driving device (7) to drive the valve plate (2) to overturn, the valve plate (2) can block the open channel (3) when in a vertical state.
2. A high-temperature air valve according to claim 1, characterized in that, bearing seat frames (11) are arranged on two sides of the valve body (1), bearings (12) are arranged on the bearing seat frames (11) on two sides, one end of the valve shaft (5) is arranged on the bearing (12) on one side, the other end of the valve shaft (5) passes through the bearing (12) on the other side and is connected with a driving device (7), the driving device (7) is connected with a base (13), and the base (13) is fixedly arranged on the bearing seat frames (11).
3. A hot blast gate according to claim 2, characterized in that said bearing (12) is a high temperature resistant bearing, and that the longitudinal axis of said valve shaft (5) is located in the central position of the valve body (1).
4. A hot blast gate according to claim 1, characterized in that a limit stop (31) is provided in said open channel (3).
5. A high-temperature air valve according to claim 1, characterized in that, both sides of the valve plate (2) are provided with a reinforcing component (21), and the reinforcing component (21) comprises a reinforcing rib (211) and a reinforcing cross beam (212) at both ends of the reinforcing rib (211).
6. A high-temperature air valve according to claim 1, characterized in that the inner wall of the valve body (1) is provided with heat insulation cotton, and the heat insulation cotton is ceramic fiber cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021235229.0U CN212899766U (en) | 2020-06-29 | 2020-06-29 | High-temperature air valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021235229.0U CN212899766U (en) | 2020-06-29 | 2020-06-29 | High-temperature air valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212899766U true CN212899766U (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021235229.0U Active CN212899766U (en) | 2020-06-29 | 2020-06-29 | High-temperature air valve |
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|---|---|
| CN (1) | CN212899766U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322108A (en) * | 2021-12-15 | 2022-04-12 | 浙江诸安建设集团有限公司 | Energy-saving heating ventilation air conditioning system in large building |
-
2020
- 2020-06-29 CN CN202021235229.0U patent/CN212899766U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322108A (en) * | 2021-12-15 | 2022-04-12 | 浙江诸安建设集团有限公司 | Energy-saving heating ventilation air conditioning system in large building |
| CN114322108B (en) * | 2021-12-15 | 2023-08-25 | 浙江诸安建设集团有限公司 | Energy-saving heating ventilation air conditioning system in large building |
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