CN210920176U - Hydraulic sealed flue gas gate valve for flue - Google Patents
Hydraulic sealed flue gas gate valve for flue Download PDFInfo
- Publication number
- CN210920176U CN210920176U CN201922064996.3U CN201922064996U CN210920176U CN 210920176 U CN210920176 U CN 210920176U CN 201922064996 U CN201922064996 U CN 201922064996U CN 210920176 U CN210920176 U CN 210920176U
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- flashboard
- flue
- valve
- seat
- cylinder
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Abstract
The utility model discloses a flue hydraulic pressure sealed flue gas flashboard valve mainly relates to flashboard valve technical field, including power device, the valve upper cover, the disk seat, flue mouth of pipe one, flue mouth of pipe two and flashboard, the flashboard setting is in the disk seat, power device includes the pneumatic cylinder and connects the piston rod of pneumatic cylinder, and the connection can be dismantled to flashboard and piston rod, and the flashboard is the cylinder along the axial from the marginal slant of top partly brake block structure of cutting off, and the disk seat is the structure that corresponds with the brake block cooperation, and the disk seat is provided with the guide bar on face one side of the face of cylinder, is provided with the guide way that corresponds with the guide bar on. The utility model has the advantages that the flashboard and the valve seat are integrally arranged into the structure which is easy to seal, the inclined plane seal which is matched with the flashboard and the valve seat is utilized, the sealing is reliable, and the guide groove and the guide rod are arranged for matching, so that the collision and the interference are not easy to occur, the downward moving direction of the flashboard and the contact sealing of the flashboard and the inclined plane of the valve seat are ensured, and the service life is long; the power device adopts a hydraulic cylinder, so that the effect is good and the use is reliable.
Description
Technical Field
The utility model relates to a flashboard valve, especially a flue hydraulic pressure sealed flue gas flashboard valve.
Background
The flue among the desulfurization system is the circulation passageway of the higher flue gas of temperature that desulfurization system produced, and the valve is in the state of closing or opening for a long time, and flue flashboard valve is in the harsh environment of high temperature dustiness for a long time, leads to the sealing strip to age inefficacy easily, appears the phenomenon that harmful gas leaks, consequently designs a long service life, and the difficult flue gas flashboard valve that leaks of flue gas is very important.
SUMMERY OF THE UTILITY MODEL
The utility model provides a simple structure's flue hydraulic pressure sealed flue gas flashboard valve has solved the problem that the valve became invalid, the flue gas easily leaks that exist among the prior art.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: including power device, the valve upper cover, the disk seat, flue mouth of pipe one, flue mouth of pipe two and flashboard, the flashboard sets up in the disk seat, power device includes the pneumatic cylinder and connects the piston rod of pneumatic cylinder, the connection can be dismantled to flashboard and piston rod, the flashboard is the cylinder along the cylinder from the partly gate shoe structure of top edge slant cut-off in the axial, side one side of gate shoe is the face of cylinder, one side is the slant plane, the disk seat is the structure that corresponds with the gate shoe cooperation, the disk seat is provided with the guide bar on one side of the face of cylinder, be provided with the guide way that corresponds with the guide.
Preferably, the inclined plane of the gate block and the bottom surface form an included angle of 60-80 degrees.
Preferably, the brake block is provided with a sealing gasket on the inclined plane.
Preferably, the valve upper cover and the valve seat are connected by a plurality of bolts and a plurality of nuts.
The utility model adopts the above structure, following advantage has: the gate plate and the valve seat are integrally arranged into an easily-sealed structure, the gate plate and the valve seat are sealed by utilizing the matched inclined plane, the sealing is reliable, and the guide groove and the guide rod are arranged to be matched, so that collision and interference are not easy to occur, the downward moving direction of the gate plate and the contact sealing of the inclined plane of the gate plate and the valve seat are ensured, and the service life is long; the power device adopts a hydraulic cylinder, so that the effect is good and the use is reliable.
Drawings
FIG. 1 is a schematic side view of the present invention;
fig. 2 is an enlarged view of the sectional structure a-a of fig. 1.
In the figure, 1, a hydraulic cylinder; 2. a piston rod; 3. an upper valve cover; 4. a bolt; 5. a nut; 6. a valve seat; 7. a first flue pipe orifice; 8. a second flue pipe orifice; 9. a brake block; 10. a guide bar; 11. a guide groove; 12. and a gasket.
Detailed Description
In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in fig. 1 and 2, the whole structure comprises a power device, a valve upper cover 3, a valve seat 6, a first flue pipe orifice 7, a second flue pipe orifice 8 and a gate plate, wherein the gate plate is arranged in the valve seat 6, the valve upper cover 3 and the valve seat 6 are connected through a plurality of bolts 4 and a plurality of nuts 5, the power device comprises a hydraulic cylinder 1 and a piston rod 2 connected with the hydraulic cylinder 1, the gate plate is detachably connected with the piston rod 2, the gate plate is a gate block 9 structure in which a part of a cylinder is obliquely cut off from the edge of the top along the axial direction, one side of the side surface of the gate block 9 is a cylindrical surface, the other side of the side surface of the gate block 9 is an oblique plane, an included angle between the oblique plane of the gate block 9 and the bottom surface is 60-80 degrees, a sealing gasket 12 is arranged on the oblique plane of the gate block 9, the valve seat 6 is a structure matched with.
When the valve is used at ordinary times, the valve is integrally arranged between a first flue pipe orifice 7 and a second flue pipe orifice 8, a brake block 9 is arranged in a valve seat 6, a valve upper cover 3 and the valve seat 6 are connected with a plurality of nuts 5 through a plurality of bolts 4, the top of the brake block 9 is connected with a piston rod 2, a guide rod 10 is matched with a guide groove 11, when the valve needs to be opened, a hydraulic cylinder 1 is started, the piston rod 2 drives the brake block 9 to move upwards simultaneously, the guide rod 10 slides in the guide groove 11 until the piston rod 2 completely retracts into the hydraulic cylinder 1, at the moment, the first flue pipe orifice 7 is communicated with the second flue pipe orifice 8, when the valve needs to be closed, the hydraulic cylinder 1 is started, the piston rod 2 drives the brake block 9 to move downwards, the guide rod 10 slides in the guide groove 11 until the piston rod 2 completely extends out of the hydraulic cylinder 1, at the moment, the oblique plane of the brake block 9 and the oblique plane of the valve seat 6, forming a seal for the flue and the gasket 12 increasing the seal.
The hydraulic cylinder 1, the piston rod 2, the nut 5 and the bolt 4 are all in the prior art.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (4)
1. The utility model provides a flue hydraulic pressure sealed flue gas flashboard valve, includes power device, valve upper cover, disk seat, flue mouth of pipe one, flue mouth of pipe two and flashboard, the flashboard setting be in the disk seat in its characterized in that: the power device comprises a hydraulic cylinder and a piston rod connected with the hydraulic cylinder, the gate plate is detachably connected with the piston rod, the gate plate is of a gate block structure in which a part of the gate block is obliquely cut off from the edge of the top of the cylinder along the axial direction, one side of the side surface of the gate block is a cylindrical surface, the other side of the side surface of the gate block is an oblique plane, the valve seat is of a structure corresponding to the gate block in a matched mode, a guide rod is arranged on one side of the cylindrical surface of the valve seat, and a guide groove corresponding to the guide rod is arranged on the gate block.
2. The flue hydraulic seal type flue gas shutter valve according to claim 1, wherein: the inclined plane of the brake block and the bottom surface form an included angle of 60-80 degrees.
3. The flue hydraulic seal type flue gas shutter valve according to claim 2, wherein: the brake block is provided with a sealing gasket on the inclined plane.
4. The flue hydraulic seal type flue gas shutter valve according to claim 1, wherein: the valve upper cover and the valve seat are connected through a plurality of bolts and a plurality of nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922064996.3U CN210920176U (en) | 2019-11-26 | 2019-11-26 | Hydraulic sealed flue gas gate valve for flue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922064996.3U CN210920176U (en) | 2019-11-26 | 2019-11-26 | Hydraulic sealed flue gas gate valve for flue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210920176U true CN210920176U (en) | 2020-07-03 |
Family
ID=71365098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922064996.3U Active CN210920176U (en) | 2019-11-26 | 2019-11-26 | Hydraulic sealed flue gas gate valve for flue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210920176U (en) |
-
2019
- 2019-11-26 CN CN201922064996.3U patent/CN210920176U/en active Active
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