CN213207908U

CN213207908U - Canned type desulfurization baffle air door

Info

Publication number: CN213207908U
Application number: CN202022115788.4U
Authority: CN
Inventors: 朱钦
Original assignee: Wuxi Honglei Petrochemical Pipe Fittings Co ltd
Current assignee: Wuxi Honglei Petrochemical Pipe Fittings Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-05-14
Anticipated expiration: 2030-09-23

Abstract

The utility model relates to the technical field of baffle air doors, and discloses a sealing type desulfurization baffle air door, which comprises an air door frame, wherein the inner side wall of the air door frame is sequentially provided with a first limit plate group, a first air door group, a second air door group and a second limit plate group from left to right, and the first limit plate group and the second limit plate group are respectively and fixedly connected with the two sides of the inner wall of the air door frame, the utility model solves the problems that the existing single-layer baffle air door cannot be effectively sealed and isolated in a high-pressure flue gas pipeline or a wind channel, high-pressure flue gas and strong wind can pass through the gap of a baffle or a sealing gasket, the single-layer baffle is easy to deform in long-time use or high-temperature environment, the gap of the overlapping part of the edge of the baffle can expand and deform due to the loss factor of high-temperature and high-pressure and long-time use, short service life.

Description

Canned type desulfurization baffle air door

Technical Field

The utility model relates to a baffle air door technical field specifically is a canned type desulfurization baffle air door.

Background

The baffle air door is commonly used for a smoke pipe and an air duct in the chemical industry to be used as a cut-off medium, so that a certain pipeline medium of a system is completely circulated or closed.

The existing sealing type baffle air door is simple in structure, the sealing effect is achieved by mutually overlapping single-layer baffles, or a sealing gasket is arranged at the edge of each baffle, the technical schemes can not effectively seal and isolate in a high-pressure flue gas pipeline or an air channel, high-pressure flue gas and strong wind can pass through gaps of the baffles or the sealing gaskets, the single-layer baffles are easy to deform when being used for a long time or under a high-temperature environment, due to the fact that high-temperature high-pressure and long-time use generate loss factors, the gaps of the overlapping parts of the edges of the baffles can expand and deform, the sealing gaskets are easy to damage and fall off, the existing sealing type baffle air door is.

The utility model discloses an above-mentioned technical problem is effectively solved to mortise and tenon gomphosis, many times sealed and high-pressure air wall.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a canned type desulfurization baffle air door, it is isolated that current individual layer baffle air door can't effectual sealing in high-pressure flue gas pipeline or wind channel to have solved, high-pressure flue gas and strong wind can pass baffle or the sealed clearance of filling up, under long-time use or high temperature environment, the individual layer baffle takes place to warp easily, because high temperature high pressure and long-time use produce the factor of loss, baffle edge superpose part clearance can enlarge the deformation, sealed the easy damage of pad and drop, it is poor to lead to the sealed effect of current canned type baffle air door, the short problem of life.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a sealed desulfurization baffle air door comprises an air door frame, wherein a first limiting plate group, a first air door group, a second air door group and a second limiting plate group are sequentially arranged on the inner side wall of the air door frame from left to right, the first limiting plate group and the second limiting plate group are respectively and fixedly connected with the two sides of the inner wall of the air door frame, the top and the bottom of the air door frame are respectively and symmetrically and fixedly connected with rotating mechanisms, the first air door group and the second air door group are rotatably connected with the air door frame through the rotating mechanisms, the first limiting plate group, the first air door group, the second air door group and the second limiting plate group are mutually and tightly embedded and form a sealed chamber with the air door frame, a motor support is fixedly connected with the top of the air door frame, a driving mechanism is connected onto the motor support through bolts, and the output end of the driving mechanism is connected with the rotating mechanism at the top of the first air door group, a first crank connecting rod mechanism is arranged between the rotating mechanism at the top of the first air door set and the rotating mechanism at the top of the second air door set, an air vent is formed in the right side of the air door frame, an air guide pipeline is fixedly connected with the air vent, a gate valve is connected with the air guide pipeline in a flange mode, a rotating rod is fixedly connected with a valve rod of the gate valve, a second crank connecting rod mechanism is arranged between the rotating rod and the rotating mechanism at the top of the second air door set, and the input end of the gate valve is connected with an external air pump and a high-pressure air;

the rotating mechanism comprises fixed blocks, a rotating shaft rod and a bearing with a seat, the first air door group comprises two through hole baffles which are staggered and parallel with each other, the two fixed blocks are respectively and fixedly arranged at the top and the bottom between the two through hole baffles, the opposite planes of the two through hole baffles are provided with an air inlet hole, an air outlet hole and a through hole which are vertically arranged at equal intervals, the air inlet hole and the air outlet hole are communicated with each other through the inner cavity of the through hole baffle, the port parts of the air outlet hole and the through hole are respectively provided with a hollow fillet, the second air door group comprises two first belt groove baffles and two second belt groove baffles which are staggered and parallel with each other, the fixed blocks are respectively and fixedly arranged at the top and the bottom between the first belt groove baffle and the second belt groove baffle, the left sides of the first belt groove baffle and the second belt groove baffle are respectively provided with a strip groove, and the two strip grooves are respectively and tightly embedded, the plane right side of the corresponding second trough of belt baffle of first trough of belt baffle sets up the perpendicular income gas pocket and the venthole of form range of equidistance, the plane right side of the corresponding first trough of belt baffle of second trough of belt baffle sets up the through hole that the form was arranged to the equidistance, venthole port department on the first trough of belt baffle and the through hole port department on the second trough of belt baffle all are provided with hollow fillet, the air guide mouth has been seted up with the connection face of through-hole baffle, first trough of belt baffle and second trough of belt baffle, the air guide mouth and venthole and the through hole of hollow fillet communicate each other, a plurality of exhaust holes have all been seted up to the side of hollow fillet, exhaust hole and hollow fillet communicate each other, the surface parcel of hollow fillet has rubber air bag layer (21), first stop plate group and second stop plate group constitute by short recess limiting plate and the long recess limiting plate that is, the short groove limiting plate and the long groove limiting plate are tightly embedded with the hollow insertion strips on the left sides of the two through hole baffles, and the short groove limiting plate and the long groove limiting plate are tightly embedded with the hollow insertion strips on the right sides of the first grooved baffle and the second grooved baffle.

Preferably, the front and rear outer frames of the air door frame are welded with flange frames, and the left and right sides of the air door frame are welded with reinforcing ribs.

Preferably, limit switch is installed at the top of motor support, limit switch passes through conductive component and is connected with actuating mechanism, limit switch and air door frame's contained angle is ninety degrees.

Preferably, threaded holes are correspondingly formed in the two ends of the hollow insertion strip, the through hole baffle, the first slotted baffle and the second slotted baffle, and the hollow insertion strip is connected with the through hole baffle, the first slotted baffle and the second slotted baffle through bolts.

Preferably, the top and the bottom of the through hole baffle, the first grooved baffle and the second grooved baffle are provided with rubber thin pads.

Preferably, the right side of the air door frame is fixedly connected with a support with holes, a bearing seat is correspondingly installed on a round hole of the support with holes, and a bearing inner ring of the bearing seat penetrates through the rotating rod.

Preferably, the surfaces of the first limiting plate group, the first air door group, the second limiting plate group, the strip-shaped groove and the hollow insertion strip are coated with heat-insulating anticorrosive paint.

The working principle is as follows: the inner side wall of the air door frame is sequentially provided with a first limit plate group, a first air door group, a second air door group and a second limit plate group from left to right, a driving motor is started, the output end of the driving motor drives a rotating mechanism to close the first air door group, at the moment, the rotating mechanism above the first air door group drives the rotating mechanism above the second air door group through a first crank connecting rod mechanism to close the second air door group, at the moment, the first limit plate group, the first air door group, the second air door group and the second limit plate group are mutually and tightly embedded and form a sealed chamber, at the same time, the rotating mechanism above the second air door group drives a rotating rod through a second crank connecting rod mechanism, the rotating rod is fixedly connected with a valve rod of a gate valve, the rotating rod rotates to open the gate valve, as the input end of the gate valve is connected with an external air pump and a high-pressure air source, the air pump is opened, and high-, the high-pressure air in the sealing chamber forms a high-pressure air wall, and at the moment, the high-pressure air can enter the hollow insertion strip through the air inlet holes, the air outlet holes and the through holes on the first air door group and the second cover group, and is guided into the rubber air bag layer through the small air outlet holes on the hollow insertion strip, and the rubber air bag layer expands and fills the embedding gap.

(III) advantageous effects

The utility model provides a canned type desulfurization baffle air door. The method has the following beneficial effects:

(1) the inner side wall of the air door frame is sequentially provided with a first limiting plate group, a first air door group, a second air door group and a second limiting plate group from left to right, when the baffle air door is closed, the first limiting plate group, the first air door group, the second air door group and the second limiting plate group are tightly embedded with each other to form a sealing chamber, the mutual embedding enhances the sealing property, the double-layer design enables the air door baffle to be firmer and more durable, and the sealing and isolating capacity is stronger, when the baffle air door is closed, the first crank connecting rod mechanism can drive the second crank connecting rod mechanism to enable the rotating rod to rotate, the rotating rod rotates to open the gate valve, the input end of the gate valve is connected with an external air pump and a high-pressure air source, the air pump is opened, high-pressure air is introduced into the sealing chamber from an air guide pipeline connected with the gate valve, the high-pressure air in the sealing chamber forms a high, high-temperature deformation of the air door group and the limiting plate group is avoided; when the baffle air door is closed, the hollow insertion strip and the groove are mutually and tightly embedded, the sealing performance is enhanced, the rubber air bag layer is wrapped on the outer surface of the hollow insertion strip, the sealing effect is enhanced for the second time, high-pressure air is introduced to form a high-pressure air wall at the moment, the high-pressure air can pass through the air inlet holes in the first air door group and the second cover group, the air outlet holes and the through holes enter the hollow insertion strip, the small exhaust holes in the hollow insertion strip guide the rubber air bag layer, the rubber air bag layer expands and fills the embedding gap, the sealing effect is enhanced for the third time, after the baffle air door is used in a high-temperature high-environment for a long time, the embedding gap deforms and expands, and the rubber air bag layer.

(2) The front and rear outer frames of the air door frame are welded with the flange frames, so that the installation is simpler, the connection structure is stable, the sealing performance is stronger, and the reinforcing ribs are welded at the two sides to ensure that the structure of the air door frame is firmer.

(3) The limit switch direction is parallel to the direction of the gas in the pipeline, the included angle between the baffle air door and the wind door frame is ninety degrees, the baffle air door can touch the limit switch, the limit switch can feed back the electric signal to the driving motor and enable the driving mechanism to be closed, and the autonomy and the safety of the baffle air door are enhanced.

(4) Because hollow fillet passes through bolted connection with through-hole baffle, first trough of belt baffle and second trough of belt baffle, uses the back when hollow fillet is long-time under high temperature high pressure environment, and hollow fillet can damage the deformation, and bolted connection makes to change comparatively simple and conveniently behind the hollow fillet, does not need the monoblock baffle to change, reduces follow-up maintenance replacement cost.

(5) The top and the bottom of through-hole baffle, first trough of belt baffle and second trough of belt baffle all are provided with the thin pad of rubber and have strengthened the leakproofness, also avoid through-hole baffle, first trough of belt baffle and second trough of belt baffle and wind door frame direct contact, reduce the friction loss, increase of service life.

(6) The dwang is fixed through foraminiferous support and bearing frame, other external forces that the dwang received are shared for the dwang stability of rotation improves baffle air door overall structure's stability and security.

(7) The surfaces of the first limiting plate group, the first air door group, the second limiting plate group, the strip-shaped groove and the hollow insertion strip are coated with heat-insulating anticorrosive paint, so that the heat-insulating capability and the anticorrosive capability of the baffle air door are enhanced, and the service life of the baffle air door is prolonged.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic top view of the air doors of the present invention separated from each other;

fig. 4 is a schematic axial view of a first air door assembly of the present invention;

FIG. 5 is a schematic axial view of the through-hole baffle of the present invention;

fig. 6 is a schematic axial view of a second damper unit according to the present invention;

FIG. 7 is a schematic view of the back of a first slotted baffle of the present invention;

FIG. 8 is a schematic side view of a second slotted baffle of the present invention;

fig. 9 is a schematic axial view of the limiting plate assembly of the present invention;

figure 10 is a top view of the hollow molding and the groove of the present invention.

In the figure: 1. a damper frame; 2. a first limiting plate group; 3. a first damper group; 4. a second damper group; 5. a second limiting plate group; 6. a rotating mechanism; 7. a sealed chamber; 8. a motor bracket; 9. a drive mechanism; 10. a first crank link mechanism; 11. a vent hole; 12. an air guide duct; 13. a gate valve; 14. rotating the rod; 15. a second crank link mechanism; 16. air inlet holes; 17. an air outlet; 18. a through hole; 19. a hollow fillet; 20. a strip-shaped groove; 21. a rubber bladder layer; 22. reinforcing ribs; 23. a support with a hole; 24. a bearing seat; 25. a limit switch; 61. a fixed block; 62. a spindle rod; 63. a pedestal bearing; 31. a through hole baffle; 41. a first slotted baffle; 42. a second slotted baffle; 191. a small vent hole; 251. a short groove limiting plate; 252. and a long groove limiting plate.

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.

As shown in fig. 1-10, the utility model provides a technical solution: a sealed desulfurization baffle air door comprises an air door frame 1, wherein a first limiting plate group 2, a first air door group 3, a second air door group 4 and a second limiting plate group 5 are sequentially arranged on the inner side wall of the air door frame 1 from left to right, the first limiting plate group 2 and the second limiting plate group 5 are respectively and fixedly connected with two sides of the inner wall of the air door frame 1, the top and the bottom of the air door frame 1 are respectively and symmetrically and fixedly connected with rotating mechanisms 6, the first air door group 3 and the second air door group 4 are rotatably connected with the air door frame 1 through the rotating mechanisms 6, the first limiting plate group 2, the first air door group 3, the second air door group 4 and the second limiting plate group 5 are mutually and tightly embedded and form a sealed chamber 7 with the air door frame 1, the top of the air door frame 1 is fixedly connected with a motor support 8, a driving mechanism 9 is connected onto the motor support 8 through bolts, the output end of the driving mechanism 9 is connected with the rotating mechanism 6 at the top of the first air door group 3, by adopting the technical scheme, the first limiting plate group 2, the first air door group 3, the second air door group 4 and the second limiting plate group 5 are sequentially arranged on the inner side wall of the air door frame 1 from left to right, the driving motor 9 is started, the output end of a driving motor 9 drives a rotating mechanism 6 to close a first air door group 3, at the moment, the rotating mechanism 6 above the first air door group 3 drives the rotating mechanism 6 above a second air door group 4 through a first crank connecting rod mechanism 10 to close the second air door group 4, at the moment, a first limiting plate group 2, the first air door group 3, the second air door group 4 and a second limiting plate group 5 are mutually and tightly embedded and form a sealing chamber 7, meanwhile, a second crank connecting rod mechanism 15 passing through the rotating mechanism 6 above the second air door group 4 drives a rotating rod 14, the rotating rod 14 is fixedly connected with a valve rod of a gate valve 13, the rotating rod 14 rotates to open the gate valve 13, as the input end of the gate valve 13 is connected with an external high-pressure air source, an air pump is opened, high-pressure air is introduced into the sealing chamber 7 from an air guide pipeline 12 connected with the gate valve 13, and the high-pressure air in the sealing chamber 7 forms a high-pressure air wall, among this technical scheme, the leakproofness has been strengthened to the tenon fourth of twelve earthly branches structure of mutual gomphosis, the design of double-deck baffle makes first throttle group 3 and second throttle group 4 more firmly durable and sealed isolated ability stronger, the leading-in sealed chamber 7 of highly-compressed air and the high-pressure air wall that forms, effectively isolated baffle air door both sides medium, and reduce the temperature of a throttle group 3 and second throttle group 4, avoid first throttle group 3, second throttle group 4, first spacing board group 2 and 5 high temperature deformation of second spacing board group.

The rotating mechanism 6 comprises fixed blocks 61, a rotating shaft rod 62 and a bearing with a seat 63, the first air door group 3 comprises two through hole baffles 31 which are staggered and parallel with each other, the two fixed blocks 61 are respectively and fixedly arranged at the top and the bottom between the two through hole baffles 31, the opposite planes of the two through hole baffles 31 are provided with air inlet holes 16, air outlet holes 17 and through holes 18 which are vertically arranged at equal intervals, the air inlet holes 16 and the air outlet holes 17 are communicated with each other through the inner cavities of the through hole baffles 31, the end parts of the air outlet holes 17 and the through holes 18 are respectively provided with a hollow fillet 19, the second air door group 4 comprises two first belt groove baffles 41 and a second belt groove baffle 42 which are staggered and parallel with each other, the fixed blocks 61 are respectively and fixedly arranged at the top and the bottom between the first belt groove baffle 41 and the second belt groove baffle 42, the left sides of the first belt groove baffle 41 and the second belt groove, the two strip-shaped grooves 20 are respectively and tightly embedded with the hollow insertion strip 19 on the right side of the two through hole baffles 31, the right side of the plane of the first grooved baffle 41 corresponding to the second grooved baffle 42 is provided with air inlet holes 16 and air outlet holes 17 which are vertically arranged at equal intervals, the right side of the plane of the second grooved baffle 42 corresponding to the first grooved baffle 41 is provided with through holes 18 which are vertically arranged at equal intervals, the port part of the air outlet hole 17 on the first grooved baffle 41 and the port part of the through hole 18 on the second grooved baffle 42 are both provided with the hollow insertion strip 19, the connecting surfaces of the hollow insertion strip 19, the through hole baffles 31 and the first grooved baffle 41 and the second grooved baffle 42 are provided with air guide ports, the air guide ports of the hollow insertion strip 19 are mutually communicated with the air outlet holes 17 and the through holes 18, the side surface of the hollow insertion strip 19 is provided with a plurality of small air exhaust holes 191 which, the first limiting plate group 2 and the second limiting plate group 5 are composed of a short groove limiting plate 251 and a long groove limiting plate 252 which are parallel to each other, the short groove limiting plate 251 and the long groove limiting plate 252 are tightly embedded with the hollow insertion strips 19 on the left sides of the two through hole baffles 31, the short groove limiting plate 251 and the long groove limiting plate 252 are tightly embedded with the hollow insertion strips 19 on the right sides of the first through hole baffle 41 and the second through hole baffle 42, by adopting the technical scheme, when the baffle air door is closed, the short groove limiting plate 251 and the long groove limiting plate 252 of the first limiting plate group 2 are tightly embedded with the hollow insertion strips 19 on the left sides of the two through hole baffles 31, the short groove limiting plate 251 and the long groove limiting plate 252 of the second limiting plate group 5 are tightly embedded with the hollow insertion strips 19 on the right sides of the first through hole baffle 41 and the second through hole baffle 42, at the moment, the first limiting plate group 2, the first air door group 3, the second air door, because the connecting surfaces of the hollow insertion strip 19, the through hole baffle 31, the first baffle with groove 41 and the second baffle with groove 42 are provided with air guide ports, the air guide ports of the hollow insertion strip 19 are communicated with the air outlet 17 and the through hole 18, the side surface of the hollow insertion strip 19 is provided with a plurality of small air vents 191, the small air vents 191 are communicated with the hollow insertion strip 19, the outer surface of the hollow insertion strip 19 is wrapped with the rubber air bag layer 21, at the moment, the air pump is opened, high-pressure air is introduced into the sealing chamber 7 from the air guide pipeline 12 connected with the gate valve 13, the high-pressure air in the sealing chamber 7 forms a high-pressure air wall, the high-pressure air can enter the hollow insertion hole 16, the air outlet 17 and the through hole 18 on the first air valve group 3 and the second cover group 4, and is introduced into the rubber air bag layer 21 through the small air vents 191 on the hollow insertion strip 19, and, through hollow fillet 19 and first trough of belt baffle 41, second trough of belt baffle 42, mutual inseparable gomphosis of short recess limiting plate 251 and long recess limiting plate 252, play first sealed effect, the surface parcel of hollow fillet 19 has rubber air bag layer 21, seal the gomphosis clearance once more, highly-compressed air passes through the leading-in rubber air bag layer 21 of little exhaust hole 191 on the hollow fillet 19, rubber air bag layer 21 inflation and packing the gomphosis clearance, play the third and strengthen sealed effect, many times strengthen sealed effect, make when the baffle air door use the back under the high temperature high-down environment for a long time, the gomphosis clearance warp and enlarge, rubber air bag layer 21 cooperation highly-compressed air can carry out no dead angle according to clearance deformation degree and seal.

Frame welding has the flange frame around the wind door frame 1, and frame welding has strengthening rib 22 all to have welded in the left and right sides of wind door frame 1, and through adopting above-mentioned technical scheme, frame welding has the flange frame around the wind door frame 1 makes the installation more simple and connection structure stable, and the leakproofness is stronger, and both sides welding strengthening rib 22 makes wind door frame structure more firm.

Limit switch 25 is installed at motor support 8's top, limit switch 25 is connected with actuating mechanism 9 through electrically conductive component, limit switch 25 is ninety degrees with the contained angle of wind door frame 1, through adopting above-mentioned technical scheme, limit switch 25 direction is on a parallel with the pipeline gas and lets in the direction, first wind door group 3 and second wind door group 4 are ninety degrees with 1 contained angle of wind door frame this moment, limit switch 25 can be touched to first wind door group 3, limit switch 25 can feed back to actuating motor 9 with the signal of telecommunication and make actuating mechanism 9 close, the autonomy and the security of baffle air door have been strengthened.

Hollow fillet 19, through-hole baffle 31, the both ends of first area groove baffle 41 and second area groove baffle 42 all correspond set up threaded hole, hollow fillet 19 and through-hole baffle 31, first area groove baffle 41 and second area groove baffle 42 pass through bolted connection, through adopting above-mentioned technical scheme, after hollow fillet 19 uses under high temperature high pressure environment for a long time, hollow fillet 19 can damage the deformation, bolted connection makes to change behind the hollow fillet 19 comparatively simple and convenient, do not need the monoblock baffle to change, reduce follow-up maintenance replacement cost.

Through-hole baffle 31, first trough of belt baffle 41 and second trough of belt baffle 42's top and bottom all are provided with the thin pad of rubber, and through adopting above-mentioned technical scheme, the leakproofness has been strengthened to the thin pad of rubber, also avoids through-hole baffle 31, first trough of belt baffle 41 and second trough of belt baffle 42 and wind door frame 1 direct contact, reduces frictional loss, increase of service life.

Foraminiferous support 23 of right side fixedly connected with of air door frame 1 corresponds on the round hole of foraminiferous support 23 and installs bearing frame 24, and the dwang 14 is run through to the bearing inner race of bearing frame 24, through adopting above-mentioned technical scheme, through foraminiferous support 23 and the fixed dwang 14 of bearing frame 24, other external forces that share dwang 14 receives for dwang 14 spin stabilization improves baffle air door overall structure's stability and security.

The surfaces of the first limiting plate group 2, the first air door group 3, the second air door group 4, the second limiting plate group 5, the strip-shaped groove 20 and the hollow insertion strip 19 are coated with heat-insulating anticorrosive coatings, and by adopting the technical scheme, the heat-insulating capacity and the anticorrosive capacity of the baffle air door are enhanced, and the service life of the baffle air door is prolonged.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

To sum up, the utility model discloses a mortise and tenon gomphosis, many times sealed and high-pressure air wall effectively solve the technical problem that proposes in the background art.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, and the supply also belongs to the common general knowledge in this field, and the utility model discloses mainly used protects mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. The utility model provides a canned type desulfurization baffle air door, includes air door frame (1), its characterized in that: the inner side wall of the air door frame (1) is sequentially provided with a first limiting plate group (2), a first air door group (3), a second air door group (4) and a second limiting plate group (5) from left to right, the first limiting plate group (2) and the second limiting plate group (5) are respectively and fixedly connected with two sides of the inner wall of the air door frame (1), the top and the bottom of the air door frame (1) are respectively and symmetrically and fixedly connected with a rotating mechanism (6), the first air door group (3) and the second air door group (4) are rotatably connected with the air door frame (1) through the rotating mechanism (6), the first limiting plate group (2), the first air door group (3), the second air door group (4) and the second limiting plate group (5) are mutually and tightly embedded and form a sealing chamber (7) with the air door frame (1), the top of the air door frame (1) is fixedly connected with a motor support (8), the motor bracket (8) is connected with a driving mechanism (9) through a bolt, the output end of the driving mechanism (9) is connected with a rotating mechanism (6) at the top of the first air door group (3), a first crank connecting rod mechanism (10) is arranged between the rotating mechanism (6) at the top of the first air door group (3) and the rotating mechanism (6) at the top of the second air door group (4), the right side of the air door frame (1) is provided with a vent hole (11), the vent hole (11) is fixedly connected with an air guide pipeline (12), the air guide pipeline (12) is connected with a gate valve (13) in a flange way, a valve rod of the gate valve (13) is fixedly connected with a rotating rod (14), a second crank connecting rod mechanism (15) is arranged between the rotating rod (14) and the rotating mechanism (6) at the top of the second air door group (4), and the input end of the gate valve (13) is connected with an external air pump and a high-pressure air source;

slewing mechanism (6) comprise fixed block (61), pivot pole (62) and area seat bearing (63), first air door group (3) are staggered each other and parallel through-hole baffle (31) are constituteed, two fixed block (61) are fixed respectively and are set up top and bottom between two through-hole baffle (31), two the relative plane of through-hole baffle (31) is seted up income gas pocket (16), venthole (17) and through hole (18) that the equidistance erects the form and arranges, income gas pocket (16) and venthole (17) communicate each other through the inner chamber of through-hole baffle (31), the port department of venthole (17) and through hole (18) all is provided with hollow fillet (19), second air door group (4) are staggered each other and parallel first area groove baffle (41) and second area groove baffle (42) are constituteed by two, fixed set up respectively of fixed block (61) is between first area groove baffle (41) and second area groove baffle (42) Top and bottom, the left side of first trough of belt baffle (41) and second trough of belt baffle (42) all is provided with bar recess (20), two bar recess (20) respectively with the inseparable gomphosis of hollow fillet (19) on two through-hole baffle (31) right sides, the plane right side of the corresponding second trough of belt baffle (41) of first trough of belt baffle (41) is seted up gas inlet hole (16) and venthole (17) that the equidistance erects the form and arranges, the plane right side of the corresponding first trough of belt baffle (41) of second trough of belt baffle (42) is seted up through hole (18) that the equidistance erects the form and arranges, venthole (17) port department on first trough of belt baffle (41) and through hole (18) port department on second trough of belt baffle (42) all are provided with hollow fillet (19), air guide mouth has been seted up with the connection face of through-hole baffle (31), first trough of belt baffle (41) and second trough of belt baffle (42, the air guide port of the hollow insertion strip (19) is communicated with the air outlet hole (17) and the through hole (18), the side surface of the hollow insertion strip (19) is provided with a plurality of small exhaust holes (191), the small exhaust holes (191) are communicated with the hollow insertion strip (19), the outer surface of the hollow insertion strip (19) is wrapped with a rubber air bag layer (21), the first limiting plate group (2) and the second limiting plate group (5) are respectively composed of a short groove limiting plate (251) and a long groove limiting plate (252) which are parallel to each other, the short groove limiting plate (251) and the long groove limiting plate (252) are tightly embedded with the hollow insertion strips (19) at the left sides of the two through hole baffles (31), the short groove limiting plate (251) and the long groove limiting plate (252) are tightly embedded with the hollow insertion strip (19) on the right side of the first grooved baffle (41) and the second grooved baffle (42).

2. The sealed type desulfurization damper door according to claim 1, characterized in that: the front and rear outer frames of the air door frame (1) are welded with flange frames, and reinforcing ribs (22) are welded on the left side and the right side of the air door frame (1).

3. The sealed type desulfurization damper door according to claim 1, characterized in that: limit switch (25) are installed at the top of motor support (8), limit switch (25) are connected with actuating mechanism (9) through electrically conductive component, limit switch (25) and air door frame's (1) contained angle is ninety degrees.

4. The sealed type desulfurization damper door according to claim 1, characterized in that: the two ends of the hollow insertion strip (19), the through hole baffle (31), the first belt groove baffle (41) and the second belt groove baffle (42) are correspondingly provided with threaded holes, and the hollow insertion strip (19) is connected with the through hole baffle (31), the first belt groove baffle (41) and the second belt groove baffle (42) through bolts.

5. The sealed type desulfurization damper door according to claim 1, characterized in that: the top and the bottom of the through hole baffle (31), the first grooved baffle (41) and the second grooved baffle (42) are provided with rubber thin pads.

6. The sealed type desulfurization damper door according to claim 1, characterized in that: the right side fixedly connected with foraminiferous support (23) of air door frame (1), correspond on the round hole of foraminiferous support (23) and install bearing frame (24), the bearing inner race of bearing frame (24) runs through dwang (14).

7. The sealed type desulfurization damper door according to claim 1, characterized in that: the surfaces of the first limiting plate group (2), the first air door group (3), the second air door group (4), the second limiting plate group (5), the strip-shaped groove (20) and the hollow insertion strip (19) are coated with heat-insulating anticorrosive paint.