CN210716027U

CN210716027U - Pneumatic switching valve for RTO system

Info

Publication number: CN210716027U
Application number: CN201921644808.8U
Authority: CN
Inventors: 查日和
Original assignee: Guangzhou El Environmental Engineering Co Ltd
Current assignee: Guangzhou El Environmental Engineering Co Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-06-09
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a pneumatic diverter valve for RTO system, which comprises a valve body, the intake duct has been seted up in the left side of valve body inner chamber, the ventiduct has been seted up on the right side of valve body inner chamber, the top fixedly connected with upper fixed plate of valve body, upper fixed plate's fixed surface is connected with the drive storehouse, the top intercommunication of drive storehouse inner chamber has first business turn over trachea, the right side intercommunication of drive storehouse inner chamber has second business turn over trachea. The utility model discloses a set up valve body, mounting flange dish, traction lever, drive storehouse, first business turn over trachea, second business turn over trachea, an upper fixed plate, closing plate, intercommunication mouth and movable plate, solved the function that control flap for exhaust-gas treatment system on the existing market does not possess excellent in use effect, the in-process that uses shortens because of frequent closed life who opens messenger's valve, the higher valve seal subassembly that leads to of heat is sealed effectual in the waste gas simultaneously, is unfavorable for the problem that the user used.

Description

Pneumatic switching valve for RTO system

Technical Field

The utility model relates to a waste gas treatment equipment technical field specifically is a pneumatic diverter valve for RTO system.

Background

The principle of the incinerator is that organic matter in waste gas is oxidized into carbon dioxide and water at high temperature to purify waste gas and recover the heat released during decomposition of waste gas, so that the heat recovery efficiency reaches over 95%.

Need use gaseous circulation to control in the exhaust-gas treatment field, because the valve opens closed very frequently among the exhaust-gas treatment system, it is higher to the operation requirement of valve, the exhaust-gas treatment system on the existing market does not possess the function that excellent in use effect, the in-process that uses shortens because of frequent closed life who opens messenger's valve, the higher valve seal assembly that leads to of heat is sealed effectual in the waste gas simultaneously, is unfavorable for user's use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic diverter valve for RTO system possesses excellent in use effect's advantage, has solved the problem that the pneumatic diverter valve for the RTO system on the existing market does not possess the good function of excellent in use effect.

In order to achieve the above object, the utility model provides a following technical scheme: a pneumatic switching valve for an RTO system comprises a valve body, wherein an air inlet channel is arranged on the left side of an inner cavity of the valve body, an air outlet channel is arranged on the right side of the inner cavity of the valve body, an upper fixing plate is fixedly connected with the top of the valve body, the surface of the upper fixing plate is fixedly connected with a driving bin, the top of the inner cavity of the driving bin is communicated with a first air inlet and outlet pipe, the right side of the inner cavity of the driving bin is communicated with a second air inlet and outlet pipe, the inner cavity of the driving bin is movably connected with a movable plate, the bottom of the moving plate is fixedly connected with a traction rod, the bottom of the traction rod penetrates through the driving bin and is fixedly connected with a sealing plate, the inner cavity of the valve body is provided with a communicating port matched with the sealing plate for use, both sides of the valve body are fixedly connected with fixed flange plates, the inner surface of the fixed flange plate is provided with a sealing groove, and an inner cavity of the sealing groove is provided with a sealing gasket.

Preferably, the first air inlet and outlet pipe and the second air inlet and outlet pipe are communicated with an external pressurizing air supply device on one side far away from the driving bin.

Preferably, the outer side of the surface of the fixed flange plate is fixedly connected with a fixed sheet, and the surface of the fixed sheet is provided with a mounting and fixing hole.

Preferably, the outer side of the surface of the moving plate is fixedly connected with a first sealing ring, and the bottom of the inner cavity of the driving bin is fixedly connected with a second sealing ring matched with the traction rod for use.

Preferably, the surface of the sealing plate is provided with an inclined groove, and the surface of the communication port is designed to be inclined.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the valve body, the mounting flange dish, the traction lever, the drive storehouse, first business turn over trachea, the second business turn over trachea, an upper fixed plate, the closing plate, intercommunication mouth and movable plate, can make the valve reach excellent in use effect's function, the control flap for the exhaust-gas treatment system on having solved the existing market does not possess excellent in use effect's function, the in-process that uses shortens because of frequent closed life who opens the messenger valve, the higher valve seal subassembly that leads to of heat is not good in the waste gas simultaneously, be unfavorable for the problem that the user used.

2. The external pressurization gas supply device can make the driving mode of the equipment more flexible, make the opening and closing of the valve more rapid and facilitate the use and operation of the equipment;

the valve and the gas pipeline can be connected and fixed more stably and effectively by arranging the fixing sheet and the mounting and fixing hole, so that the sealing effect of the valve in use is improved, and the valve is convenient for workers to mount and fix;

by using the first sealing ring and the second sealing ring, the sealing effect of the driving bin can be better when the driving bin is used, the phenomenon that the use safety is influenced by air leakage when the valve is used is avoided, and the use safety of the valve is improved;

through the use of seting up on chute and slope, can make the closing plate better with the cooperation effect of intercommunication mouth, promoted the sealing performance of valve.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the fixing flange plate of the present invention;

fig. 3 is a sectional view of the driving chamber of the present invention.

In the figure: 1. a valve body; 2. fixing a flange plate; 3. a draw bar; 4. a driving bin; 5. a first air inlet and outlet pipe; 6. a second air inlet and outlet pipe; 7. an upper fixing plate; 8. an air outlet channel; 9. a sealing plate; 10. a communication port; 11. an air inlet channel; 12. sealing the groove; 13. a fixing sheet; 14. a sealing gasket; 15. mounting a fixing hole; 16. moving the plate; 17. a first seal ring; 18. a second seal ring.

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 work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, a pneumatic switching valve for an RTO system includes a valve body 1, an air inlet 11 is disposed on the left side of an inner cavity of the valve body 1, an air outlet 8 is disposed on the right side of the inner cavity of the valve body 1, an upper fixing plate 7 is fixedly connected to the top of the valve body 1, a driving cabin 4 is fixedly connected to the surface of the upper fixing plate 7, a first air inlet and outlet pipe 5 is communicated with the top of the inner cavity of the driving cabin 4, a second air inlet and outlet pipe 6 is communicated with the right side of the inner cavity of the driving cabin 4, a moving plate 16 is movably connected to the inner cavity of the driving cabin 4, a draw bar 3 is fixedly connected to the bottom of the moving plate 16, a sealing plate 9 is fixedly connected to the bottom of the draw bar 3 and penetrates through the driving cabin 4, a communication port 10 used in cooperation with the sealing plate 9 is disposed in the inner cavity of.

In this embodiment, specifically, the first air inlet and outlet pipe 5 and the second air inlet and outlet pipe 6 are communicated with the external pressurizing air supply device on one side away from the driving bin 4, the pressure of the liquid increasing air supply device can be adjusted and controlled, and the driving mode of the device can be more flexible by externally connecting the external pressurizing air supply device, so that the valve can be opened and closed more quickly, and the device can be used and operated conveniently.

In this embodiment, specifically, mounting fixing hole 15 has been seted up on the surface of mounting flange dish 2's surperficial outside fixedly connected with stationary blade 13, stationary blade 13 and mounting fixing hole 15 set up the use, can make valve and gas pipeline's being connected fixed more stable effective, sealed effect when having promoted the valve use, the staff's of being convenient for installation is fixed.

In this embodiment, specifically, the first sealing ring 17 is fixedly connected to the outer side of the surface of the movable plate 16, the second sealing ring 18 is fixedly connected to the bottom of the inner cavity of the driving bin 4 and is matched with the traction rod 3 for use, and by using the first sealing ring 17 and the second sealing ring 18, the sealing effect is better when the driving bin 4 is used, so that the phenomenon that air leakage of the valve affects use safety is avoided, and the safety of the valve during use is improved.

In this embodiment, concrete, the chute has been seted up on the surface of closing plate 9, and the slope design is done on the surface of intercommunication mouth 10, and through the design on chute and slope, it is better to make closing plate 9 and intercommunication mouth 10's cooperation effect, has promoted the sealing performance of valve.

When the exhaust gas valve is used, a user completes the connection and fixation of the exhaust gas pipeline and the valve body 1 by the meshing of the fixing sheet 13 and the mounting and fixing hole 15, the connection and fixation of the valve and the gas pipeline can be more stable and effective by the arrangement and the use of the fixing sheet 13 and the mounting and fixing hole 15, the installation and the fixation of workers are convenient, when the valve body 1 needs to be opened, only the external pressurizing device of the second gas inlet and outlet pipe 6 is needed, the external pressurizing device is started to generate high-pressure gas to enter the inner cavity of the driving bin 4, the moving plate 16 is pressurized to drive the moving plate 16 to move upwards, the moving of the moving plate 16 drives the traction rod 3 to move, the sealing plate 9 is driven to move upwards by the movement of the traction rod 3, the exhaust gas is discharged along the gas inlet channel 11 through the communicating port 10 along the gas outlet channel 8, and the sealing effect is better when the, the phenomenon that the valve leaks when using is avoided, the safety of the valve when using is influenced, when the valve body 1 needs to be closed, the external supercharging device of the first air inlet and outlet pipe 5 is used, high-pressure gas is generated by starting to enter an inner cavity of the driving bin 4, the movable plate 16 is pressurized, the movable plate 16 is driven to move downwards, the sealing plate 9 is driven to press downwards to be meshed with the communication port 10 to close the valve body 1, the driving mode of the equipment can be more flexible through the external supercharging air supply device, the valve is enabled to be opened and closed more quickly, the equipment is convenient to use and operate, the matching effect of the sealing plate 9 and the communication port 10 is enabled to be better through the design of the chute and the slope, the sealing performance of the valve is improved, and the equipment achieves the function of good using effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pneumatic diverter valve for RTO system, includes valve body (1), its characterized in that: an air inlet channel (11) is formed in the left side of an inner cavity of the valve body (1), an air outlet channel (8) is formed in the right side of the inner cavity of the valve body (1), an upper fixing plate (7) is fixedly connected to the top of the valve body (1), a driving bin (4) is fixedly connected to the surface of the upper fixing plate (7), a first air inlet and outlet pipe (5) is communicated with the top of the inner cavity of the driving bin (4), a second air inlet and outlet pipe (6) is communicated with the right side of the inner cavity of the driving bin (4), a movable plate (16) is movably connected to the inner cavity of the driving bin (4), a traction rod (3) is fixedly connected to the bottom of the movable plate (16), the bottom of the traction rod (3) penetrates through the driving bin (4) and is fixedly connected with a sealing plate (9), a communication port (10) matched with the sealing plate (9) is formed in, the inner surface of the fixed flange plate (2) is provided with a sealing groove (12), and the inner cavity of the sealing groove (12) is provided with a sealing gasket (14).

2. A pneumatic switching valve for an RTO system according to claim 1, wherein: and one sides of the first air inlet and outlet pipe (5) and the second air inlet and outlet pipe (6) far away from the driving bin (4) are communicated with an external pressurizing air supply device.

3. A pneumatic switching valve for an RTO system according to claim 1, wherein: the outer side of the surface of the fixed flange plate (2) is fixedly connected with a fixed sheet (13), and the surface of the fixed sheet (13) is provided with a mounting and fixing hole (15).

4. A pneumatic switching valve for an RTO system according to claim 1, wherein: the outer side of the surface of the moving plate (16) is fixedly connected with a first sealing ring (17), and the bottom of the inner cavity of the driving bin (4) is fixedly connected with a second sealing ring (18) matched with the traction rod (3) for use.

5. A pneumatic switching valve for an RTO system according to claim 1, wherein: the surface of the sealing plate (9) is provided with an inclined groove, and the surface of the communication port (10) is designed to be inclined.