CN220452726U - Bag type dust removal in steel industry pneumatic air valve device - Google Patents
Bag type dust removal in steel industry pneumatic air valve device Download PDFInfo
- Publication number
- CN220452726U CN220452726U CN202222940575.4U CN202222940575U CN220452726U CN 220452726 U CN220452726 U CN 220452726U CN 202222940575 U CN202222940575 U CN 202222940575U CN 220452726 U CN220452726 U CN 220452726U
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- Prior art keywords
- valve plate
- cylinder
- air
- valve rod
- air cylinder
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- 239000000428 dust Substances 0.000 title claims abstract description 51
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 20
- 239000010959 steel Substances 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 7
- 239000003546 flue gas Substances 0.000 claims description 7
- 230000000630 rising effect Effects 0.000 claims description 3
- 239000000779 smoke Substances 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses a pneumatic air stopping valve device for a bag type dust collector in the steel industry, wherein an air cylinder shaft of an air cylinder is connected with a valve rod through a positioning screw, the bottom of an air cylinder support is connected with a cover plate, the air cylinder is fixed on the outer surface of a dust collector air purifying chamber through a bolt and used for dividing the inside and the outside of the dust collector, a hole is formed in the middle of the air cylinder support so as to facilitate the up-down movement of the valve rod, the lower end of the valve rod is provided with a spherical connector matched with a fixing sleeve and a universal seat and used for controlling the lifting and falling back of an upper valve plate and a lower valve plate together through air cylinder power linkage, the fixing sleeve and the spherical connector matched with the universal seat are used in an embedded connection mode and used for connecting the valve rod, the upper valve plate and the lower valve plate, and sealing rubber strips are embedded around valve plate holes of the dust collector so as to control the passing and the interception of dust collection smoke.
Description
Technical Field
The utility model belongs to the technical field of bag type dust collectors in the steel industry, and particularly relates to a pneumatic air stop valve device for a bag type dust collector in the steel industry.
Background
Bag house dust collectors in the steel industry have been commonplace with disc-type pneumatic air shut-off valves. The flue gas dust removal in the steel industry has certain specificity, the pneumatic air stop valve of the dust remover mostly operates in a high-temperature and high-acid environment, and the working conditions are relatively complex in face of different working procedures. On one hand, the dust collectors designed in the industry are large, and are provided with a plurality of air chambers which can independently operate and each air chamber is required to finish off-line ash removal and chamber separation and air shutdown maintenance; on the other hand, the pneumatic air stop valve of the dust remover needs to be stable in operation and good in air tightness. Thus, the pneumatic air valve device used for the dust remover is required to be capable of stably operating under special conditions. Most of the pneumatic air stop valve devices are rarely improved on the complexity of the dust removal environment in the steel industry, and the pneumatic air stop valve devices for the bag type dust collectors in the steel industry are required to solve the operation problem under the working condition because the pneumatic air stop valve devices for the high-temperature and high-acidity flue gas dust removal air stop valve devices are required to be stable, reliable and operate for a long time.
Disclosure of Invention
In order to solve the problem of reliability of operation of a bag-type dust collector air stop valve in the steel industry in the prior art, the pneumatic air stop valve device for the bag-type dust collector in the steel industry has simple and reasonable structural design, and the air stop valve can be designed to be suitable for various dust collectors and can adapt to a scene with poor operation environment, thereby effectively improving the reliability and operation stability of the air stop valve in a high-temperature and high-acidity environment, reducing the overhaul cost of the dust collector to the greatest extent and improving the applicability of the dust collector.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the pneumatic air stopping valve device for the bag type dust collector in the steel industry comprises a cylinder support, wherein the top of the cylinder support is connected with a cylinder, the bottom of the cylinder support is provided with a support bottom plate, a support pipe is arranged outside the cylinder support, a cylinder shaft of the cylinder is connected with a valve rod through a positioning screw, the bottom of the cylinder support is connected with a cover plate, the cover plate is fixed on the outer surface of a dust collector air purifying chamber through a bolt and used for dividing the inside and the outside of the dust collector, a hole is punched in the middle of the cover plate to facilitate the up-and-down movement of the valve rod, the valve rod lower extreme is that a spherical connector is supporting fixed sleeve and universal seat use for the lifting and the whereabouts of cylinder power linkage control upper valve plate and lower valve plate together, fixed sleeve adopts embedded connected mode with the spherical connector of universal seat supporting valve rod lower extreme to use for connecting valve rod, upper valve plate and lower valve plate, the lower valve plate below is equipped with joint strip, joint strip inlays around the dust remover valve plate hole, contacts or separates with lower valve plate according to the user demand to the passage of control dust removal flue gas and closure.
Further, the upper valve plate and the lower valve plate are connected into a component through bolts by annular steel plates with two different diameters, the component is connected to the fixed sleeve and the universal seat through bolts, the connection can be linked with the power of the air cylinder, the lower valve plate is contacted with the sealing rubber strip when falling, and the lower valve plate is separated from the sealing rubber strip when rising.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model is designed to remove dust for special flue gas in the steel industry, but still comprises an air cylinder, a valve rod, a cover plate, an upper valve plate and a lower valve plate, the operation requirement of the common dust remover can be met, and the common dust remover has universal applicability.
2. The independent cylinder is arranged on the vertical type dust remover, so that the operation mechanism of off-line ash removal and wind stopping maintenance of a single air chamber of the bag type dust remover with a separated chamber structure can be met.
3. According to the utility model, the cylinder support is arranged, so that the expansion and contraction of the cylinder shaft are completed outside the dust remover, and the risk that the operation stability is affected due to the contact of the cylinder shaft with the flue gas inside the dust remover is reduced.
4. The cylinder support is arranged on the utility model, and is matched with the use of valve rods with different lengths, so that the use requirement can be met when the dust removal project is modified and upgraded in the future, and the modification and upgrading cost is effectively reduced.
5. The utility model uses the embedded connection mode of the fixed sleeve and the universal seat, and can keep stable and play a better role in controlling the air flow in the motion process of the air stop valve.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
FIG. 2 is a schematic diagram of the structure of the present utility model.
Fig. 3 is a schematic view of the structure of the support tube of the present utility model.
In the figure: 1 cylinder, 2 cylinder support, 3 valve rod, 4 apron, 5 upper valve plate, 6 lower valve plate, 7 fixed sleeve, 8 universal seat, 9 joint strip, 10 support flange, 11 support bottom plate, 12 stay tubes.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Examples
Referring to fig. 1-3, a pneumatic air stopping valve device for a bag dust collector in the steel industry comprises a cylinder support 2, wherein the top of the cylinder support 2 is connected with a cylinder 1, the bottom of the cylinder support 2 is provided with a support bottom plate 12, the outside of the cylinder support 2 is provided with a support tube 12, a cylinder shaft of the cylinder 1 is connected with a valve rod 3 through a positioning screw, the bottom of the cylinder support 2 is connected with a cover plate 4, the cover plate 4 is fixed on the outer surface of a clean air room of the dust collector through bolts and is used for dividing the inside and outside of the dust collector, a hole is formed in the middle of the cover plate 4 so as to facilitate the up-down movement of the valve rod 3, the lower end of the valve rod 3 is provided with a spherical connector matched with a fixing sleeve 7 and a universal seat 8, the lifting and falling of an upper valve plate 5 and a lower valve plate 6 are controlled together through cylinder power linkage, the fixing sleeve 7 and the spherical connector of the lower end of the valve rod 3 matched with the universal seat 8 are used in an embedded connection mode, the lower valve plate 6 is used for connecting the valve rod 3, the lower valve plate 6 is provided with a sealing rubber strip 9 below the upper valve plate 6, the sealing rubber 9 is embedded around a hole of the dust collector, and the lower valve plate 6 is contacted with or separated with the lower valve plate 6 according to the use requirement, so that the dust collection and the flue gas is controlled.
Further, the upper valve plate 5 and the lower valve plate 6 are connected into a component by two annular steel plates with different diameters through bolts, and meanwhile, the component is connected with the fixed sleeve 7 and the universal seat 8 through bolts, can be linked with cylinder power through the connection, and is contacted with the sealing rubber strip 9 when the lower valve plate 6 falls down, and is separated from the sealing rubber strip 9 when the lower valve plate 6 rises.
Working principle: the device comprises a cylinder 1, a cylinder support 2, a valve rod 3, a cover plate 4, an upper valve plate 5, a lower valve plate 6, a fixed sleeve 7, a universal seat 8, a sealing rubber strip 9, a support flange 10, a support bottom plate 11 and a support tube 12;
cylinder 1: the common pneumatic executive component adopts compressed air as power to drive a component formed by connecting a valve rod with an upper valve plate and a lower valve plate in the device to do up-down linear motion, and controls the bag type dust collector to stop air and clean ash offline according to set requirements;
cylinder support 2: the dust remover is connected to the lower part of the air cylinder to play a role in supporting the air cylinder, so that the air cylinder is convenient to overhaul and maintain in the using process of the dust remover;
valve rod 3: the upper end is connected to the lower end of the cylinder shaft by using a positioning screw, and the lower end is processed into a spherical connector matched with a fixed sleeve and a universal seat for use, so that the lifting and falling-back of the upper valve plate and the lower valve plate are controlled together by the power linkage of the cylinder;
cover plate 4: the upper part of the air cylinder is connected with a cylinder support, and a hole is formed in the middle of the air cylinder support, so that the valve rod can move up and down conveniently;
upper valve plate 5 and lower valve plate 6: two kinds of annular steel plates with different diameters are connected into a component through bolts for use, and meanwhile, the component is connected with the fixing sleeve and the universal seat through bolts. The valve plate can be in dynamic linkage with the air cylinder through the connection, and contacts with the sealing rubber strip when falling down, so that the effect of sealing and closing the air flow is achieved, and the valve plate is separated from the sealing rubber strip when rising up, so that the air circulation effect is achieved;
fixing sleeve 7 and universal seat 8: the fixed sleeve is used in an embedded connection mode with a spherical connector at the lower end of a valve rod matched with the universal seat, and is used for connecting the valve rod with an upper valve plate and a lower valve plate.
Sealing rubber strip 9: is embedded around the valve plate hole of the dust remover and is contacted with or separated from the lower valve plate according to the use requirement so as to control the passing and interception of dust removing smoke.
Support flange 10, support bottom plate 11, stay tube 12: the cylinder support assembly is mainly used for connecting a cylinder with a cover plate through a support and plays a role in supporting the cylinder.
When in use: the air stopping valve device is assembled from bottom to top in the process of assembling, the cylinder shaft, the valve rod and the central hole of the cover plate are coaxial, so that the cylinder keeps stable operation in normal operation, the pneumatic electromagnetic valve above the cylinder can be controlled by a general electric signal according to actual operation requirements, further, the movement of the valve body inside the cylinder is controlled to stop or leak different exhaust holes, the air inlet holes are normally open, high-pressure air enters different exhaust pipes, then the piston of the cylinder is pushed by the air pressure of the pneumatic electromagnetic valve, so that the mechanical movement of the cylinder can be controlled, when the air chamber normally performs dust removal operation, the cylinder is controlled to shrink by the electric signal, the linkage valve rod drives the lower valve plate to rise to keep the opening state shown in the figure 1, the air after dust removal and purification enters the air outlet system through the reserved hole below the air stopping valve, when the air chamber needs offline ash removal or separated chamber air maintenance, the cylinder receives the electric signal again to control the extension of the cylinder shaft, and then the valve rod drives the lower valve plate to descend until the lower surface is in close contact with the sealing rubber strip, the air in the closed state shown in the figure 2, and the air in the air chamber cannot enter the air outlet system to perform the air outlet system to remove ash and perform the normal maintenance operation.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (2)
1. The utility model provides a pneumatic stop valve device for bag collector of steel trade, includes the cylinder support, the cylinder is connected at cylinder support top, cylinder support bottom is equipped with the support bottom plate, the cylinder support outside is equipped with stay tube, its characterized in that: the cylinder shaft of cylinder passes through set screw connection valve rod, the apron is connected to cylinder support bottom, the apron passes through the bolt fastening and is used for cutting apart the dust remover outside the air-purifying chamber, and the centre is beaten the hole and is made things convenient for the up-and-down motion of valve rod, the valve rod lower extreme is a spherical connector supporting fixed sleeve and universal seat use for the lifting and the whereabouts of cylinder power linkage together control upper valve plate and lower valve plate, fixed sleeve and the supporting valve rod lower extreme spherical connector of universal seat adopt embedded connected mode to use for connect valve rod, upper valve plate and lower valve plate, the lower valve plate below is equipped with joint strip, joint strip inlays around the dust remover valve plate hole, contacts or separates with lower valve plate according to the user demand to the passing of control dust removal flue gas and closure.
2. The pneumatic air valve device for a bag collector in the steel industry as claimed in claim 1, wherein: the upper valve plate and the lower valve plate are used by being connected into a component through bolts by annular steel plates with two different diameters, the component is connected to the fixed sleeve and the universal seat through bolts, the upper valve plate and the lower valve plate can be linked with the power of the air cylinder through the connection, the lower valve plate is contacted with the sealing rubber strip when falling, and the lower valve plate is separated from the sealing rubber strip when rising.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222940575.4U CN220452726U (en) | 2022-11-05 | 2022-11-05 | Bag type dust removal in steel industry pneumatic air valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222940575.4U CN220452726U (en) | 2022-11-05 | 2022-11-05 | Bag type dust removal in steel industry pneumatic air valve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220452726U true CN220452726U (en) | 2024-02-06 |
Family
ID=89730511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222940575.4U Active CN220452726U (en) | 2022-11-05 | 2022-11-05 | Bag type dust removal in steel industry pneumatic air valve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220452726U (en) |
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2022
- 2022-11-05 CN CN202222940575.4U patent/CN220452726U/en active Active
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