CN113669474B - Prevention of seepage passes through flue gas damper sealing mechanism - Google Patents
Prevention of seepage passes through flue gas damper sealing mechanism Download PDFInfo
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- CN113669474B CN113669474B CN202111230343.3A CN202111230343A CN113669474B CN 113669474 B CN113669474 B CN 113669474B CN 202111230343 A CN202111230343 A CN 202111230343A CN 113669474 B CN113669474 B CN 113669474B
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- door
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- electric telescopic
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
- F16K3/18—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members
- F16K3/188—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members by means of hydraulic forces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K49/00—Means in or on valves for heating or cooling
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a sealing mechanism of an anti-seepage smoke damper, which belongs to the field of dampers, and can realize that when an electric telescopic rod descends under the control of a driving mechanism, a door plate can move from the upper side of a sliding plate to the lower side of the sliding plate and seal and obstruct pipelines, and simultaneously when the door plate descends to the bottom of a door frame, a main magnet block can adsorb a secondary magnet block to enable a movable plate to slide out of a groove and be attached to the door plate for sealing, then after the door plate descends, the electric telescopic rod drives a movable channel to descend to extrude an airbag so that the airbag is pressed and retracted into a T-shaped through hole and push a sliding rod to move outwards, so that a sealing plate is matched with a slot, the sealing effect is further improved, and when the door plate is heated, the heat can be absorbed by a paraffin block and the solid state is converted into the liquid state to improve the heat absorption effect, thereby improving the heat resistance of the sealing plate and prolonging the service life.
Description
Technical Field
The invention relates to the field of baffle doors, in particular to a sealing mechanism of an anti-seepage smoke baffle door.
Background
The air duct baffle door is commonly used as a cut-off medium in a smoke duct and an air duct in a power plant or other industries, has an opening and closing angle of 90 ℃, has two functions of full opening and full closing, ensures that a certain pipeline medium of the system is completely circulated or closed, has the function of cutting-off medium in a smoke duct of the power plant, has the function of full opening and full closing, ensures that the medium is completely circulated or closed in the pipeline, is not generally used as an adjusting door, is manufactured by introducing the technology of American CE company, and has the advantages of flexible opening and closing rotation, small driving moment, no blockage in a thermal state, higher sealing performance and capability of bearing higher pressure and temperature in the system.
In the prior art, a baffle door is arranged in a flue gas pipeline to seal flue gas in the pipeline and block the pipeline, and a sealing mechanism is possibly abraded due to the corrosion of the flue gas in the pipeline after the general baffle door is used, so that the sealing effect is weakened.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide an anti-seepage smoke damper door sealing mechanism which can enable a door plate to move from the upper side of a sliding plate to the lower side of the sliding plate and seal and obstruct a pipeline when an electric telescopic rod descends under the control of a driving mechanism, enable a main magnet block to adsorb an auxiliary magnet block to enable a movable plate to slide out of a groove to be attached to the door plate for sealing when the door plate descends, then enable an air bag to be pressed and retracted into a T-shaped through hole and push a sliding rod to move outwards by driving a movable channel to descend through the electric telescopic rod after the door plate descends, enable a sealing plate to be matched with a slot, further improve the sealing effect, and enable the heat to be absorbed through a paraffin block and have solid state to liquid state to improve the heat absorption effect when the door plate is heated, thereby improving the heat resistance of the sealing plate and prolonging the service life.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A smoke permeation prevention baffle door sealing mechanism comprises a door frame, wherein a separation cross rod is fixedly connected to the inner wall of the door frame, a driving mechanism is fixedly connected to the upper end of the door frame, an electric telescopic rod is fixedly connected to the inner top end of the door frame, the electric telescopic rod is connected with the driving mechanism, two symmetrical slide rails are arranged on the inner wall of the door frame in a chiseled mode, a slide plate is slidably connected between the two slide rails, the slide plate is fixedly connected with the electric telescopic rod, a door plate is fixedly connected to the lower end of the slide plate, a cavity is formed in the door plate, a movable channel is arranged on the upper end of the door plate in a chiseled mode and communicated with the cavity, the electric telescopic rod penetrates through the slide plate and extends into the movable channel, a slide block is slidably connected in the movable channel, the slide block is fixedly connected with the electric telescopic rod, an air bag is arranged in the cavity, and a plurality of paraffin blocks are filled in the inner wall of the air bag, the outer end of the door plate is provided with two symmetrical T-shaped through holes, the T-shaped through holes are communicated with the cavity, a sliding rod is connected in the T-shaped through holes in a sliding manner, the outer end of the sliding rod is fixedly connected with a sealing plate, the sealing plate is connected with the T-shaped through holes in a sliding manner, the inner wall of the door frame is provided with two symmetrical slots, the slots correspond to the sealing plate, the door plate is internally and fixedly connected with a main magnet block, the main magnet block is positioned at the lower side of the T-shaped through holes, the inner bottom end of the door frame is provided with a groove, the inner wall of the groove is connected with a movable plate in a sliding manner, the movable plate is internally and fixedly connected with an auxiliary magnet block, the auxiliary magnet block corresponds to the main magnet block, the outer end of the auxiliary magnet block is fixedly connected with two symmetrical connecting blocks, and when the electric telescopic rod is controlled to descend by a driving mechanism, the door plate can be moved from the upper side of the sliding plate to the lower side of the sliding plate, and seal the separation to the pipeline, simultaneously when the door plant descends to the bottom of door frame, can make the main magnet piece adsorb with this and make the outer and the door plant laminating of fly leaf roll-off recess sealed, then after the door plant descends, the decline that drives movable channel through electric telescopic handle extrudees the gasbag and makes in the gasbag indentation T type through-hole and promote the outside removal of slide bar, thereby make closing plate and slot match, further improve sealed effect, and accessible paraffin piece absorbs the heat and has solid-state change to liquid to improve the heat absorption effect when the door plant is heated, thereby improve the heat resistance of closing plate, and the service life is prolonged.
Furthermore, the outer end of the door frame is fixedly connected with two symmetrical fixed rods, the fixed rods are positioned at the upper side of the separating cross rod, a disc is fixedly connected between the two fixed rods, a cooling pipe is fixedly connected in the disc, a heat absorbing plate is fixedly connected at one end of the disc close to the electric telescopic rod, after the door plate seals the pipeline at the lower side of the door frame, the heat absorbed by the paraffin block in the door plate needs to be released for cooling, the door plate can move up to the disc after being driven by the electric telescopic rod, and the heat absorbing plate is aligned to the position of the cavity, so that the heat absorbing plate can lead the temperature on the air bag out, the paraffin block in the air bag can be changed from liquid state to solid state according to the phase change heat storage principle so that the paraffin block can be used for multiple times, and the paraffin block also has the effects of repairing and preventing aging of the air bag made of rubber.
Furthermore, the slide outer end is rotated and is connected with two symmetrical balls, ball and slide rail sliding connection can drive the slide and slide in the slide rail when electric telescopic handle descends through the drive to this makes the door plant can reach the bottom of door frame, and when slide and slide rail slide, probably leads to the slide surface to produce wearing and tearing because of long-term the use, makes the slide more inconvenient when sliding with this, and the accessible ball is assisted the slip of slide for slide and slide rail more smooth and easy when sliding.
Further, cavity inner wall fixedly connected with two sets of symmetrical stoppers, it is two sets of the stopper is located the outside of gasbag, and when the gasbag in the cavity took place to deform through the extrusion air of slider, can stretch into in the T type through-hole and support the pressure to the slide bar, and in order to make the gasbag can stretch into T type through-hole more accurate efficient, the accessible stopper restricted the position that the gasbag deformed for gasbag deformation direction can be fixed, is difficult for taking place the skew.
Further, slider outer end fixedly connected with spacing ring, spacing ring and movable channel sliding connection, after the door plant bulldozes through electric telescopic handle and moves down to the bottom of door plant, can continue to move down in the movable channel to promote the slider and extrude the air of cavity, make the gasbag take place to deform, and when electric telescopic handle shifts up, accessible spacing ring drives the position that the slider removed after moving up electric telescopic handle and restricts, and the accessible spacing ring improves the efficiency that electric telescopic handle drove the door plant and rises.
Further, slot inner wall fixedly connected with gasket, the gasket adopts the metal rubber material to make, inserts in the slot through the promotion of slide bar when the closing plate inserts to this improves the sealed effect of door plant, and accessible gasket inserts the back at the closing plate, fills the clearance between slot and the closing plate, with this improvement sealed effect, and the accessible adopts metal rubber to improve the durability of gasket.
Further, the closing plate adopts the polytetrafluoroethylene material to make, inserts the slot after when the closing plate inserts through the promotion of slide bar in, probably can make the flue gas corrode the closing plate, can constantly consume the closing plate in the past for a long time, and the accessible adopts the polytetrafluoroethylene material to make and improves the durability, and polytetrafluoroethylene has good chemical stability, corrosion resistance, leakproofness, high lubricated non-adhesiveness, electrical insulation nature and good ageing resistance.
Further, fixedly connected with extension spring between connecting block and the recess, extension spring adopts stainless steel material to make, and after the fly leaf passed through the attraction of vice magnet piece and main magnet piece and the door plant laminating, can make extension spring compression, can make the fly leaf descend when the door plant after rising, and accessible extension spring improves the efficiency of fly leaf when replying to reduce the cigarette ash that the flue gas drove when the circulation falls into the recess.
Furthermore, the outer end of the heat absorbing plate is fixedly connected with a heat conducting fin, the heat conducting fin is located at the outer end of the door plate, when the door plate is lifted, the cavity corresponds to the heat absorbing plate, the heat radiating efficiency of the air bag can be enhanced by leading out the heat absorbing plate through the heat conducting fin so as to improve the heat on the air bag more quickly, the heat radiating efficiency on the air bag is higher, and the secondary descending work of the door plate in a short time is facilitated.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme can realize when electric telescopic handle passes through actuating mechanism's control descends, can make the door plant remove to the downside of slide from the upside of slide, and seal the separation to the pipeline, simultaneously when the door plant descends to the bottom of door frame, can make the main magnet piece adsorb with this make the outer door plant laminating of fly leaf roll-off recess sealed, then after the door plant descends, the decline that drives movable channel through electric telescopic handle extrudees the gasbag and makes in the gasbag pressure indentation T type through-hole and promote the slide bar outwards to remove, thereby make closing plate and slot match, further improve sealed effect, and accessible paraffin piece absorbs the heat and has solid-state to change into liquid and improve the heat absorption effect when the door plant is heated, thereby improve the heat resistance of closing plate, and the service life is prolonged.
(2) Door frame outer end fixedly connected with two symmetrical dead levers, the dead lever is located the upside of separating the horizontal pole, fixedly connected with disc between two dead levers, fixedly connected with cooling tube in the disc, the disc is close to electric telescopic handle's one end fixedly connected with absorber plate, after the pipeline of door frame downside is sealed at the door plant, the absorptive heat of paraffin piece in the door plant need be with its release cooling, can make the door plant shift up to the disc after the drive through electric telescopic handle, and aim at the position of cavity by the absorber plate, with this can make the absorber plate derive the temperature on the gasbag, can make the paraffin piece in the gasbag change to solid-state by liquid according to phase change heat accumulation principle, so that the paraffin piece can carry out repetitious usage's effect, and paraffin piece itself still has the gasbag to adopting the rubber material and restores and anti-aging's effect.
(3) The slide outer end rotates and is connected with two symmetrical balls, ball and slide rail sliding connection, can drive the slide and slide in the slide rail when electric telescopic handle descends through the drive to this makes the bottom that the door plant can reach the door frame, and when slide and slide rail slide, can lead to the slide surface to produce wearing and tearing because of long-term the use, with this make the slide more inconvenient when sliding, the accessible ball is assisted the slip of slide, makes slide and slide rail more smooth and easy when sliding.
(4) Two sets of symmetrical stoppers of cavity inner wall fixedly connected with, two sets of stoppers are located the outside of gasbag, and when the gasbag in the cavity took place to deform through the extrusion air of slider, can stretch into in the T type through-hole to the slide bar support the pressure, and in order to make the gasbag can stretch into T type through-hole more accurate efficient, the accessible stopper restricted the position that the gasbag deformed for gasbag deformation direction can be fixed, is difficult for taking place the skew.
(5) Slider outer end fixedly connected with spacing ring, spacing ring and activity passageway sliding connection, when the door plant bulldoze through electric telescopic handle and move down to the bottom of door plant after, can continue to move down in the activity passageway to promote the slider and extrude the air of cavity, make the gasbag take place deformation, and when electric telescopic handle shifts up, accessible spacing ring drives the position that the slider removed after moving up electric telescopic handle and restricts, and the accessible spacing ring improves electric telescopic handle and drives the efficiency that the door plant rises.
(6) The slot inner wall fixedly connected with gasket, the gasket adopts the metal rubber material to make, insert the slot when the closing plate inserts through the promotion of slide bar in to this sealed effect that improves the door plant, and accessible gasket inserts the back at the closing plate, fills the clearance between slot and the closing plate, with this sealed effect that improves, and the accessible adopts metal rubber to improve the durability of gasket.
(7) The closing plate adopts the polytetrafluoroethylene material to make, inserts the slot after in the promotion of slide bar is inserted to the closing plate, probably can make the flue gas corrode the closing plate, can constantly consume the closing plate in the long-term past, and the accessible adopts the polytetrafluoroethylene material to make and improves the durability, and polytetrafluoroethylene has good chemical stability, corrosion resistance, leakproofness, high lubricated non-stick nature, electrical insulation and good ageing resistance.
(8) Fixedly connected with extension spring between connecting block and the recess, extension spring adopts stainless steel material to make, and after the fly leaf passed through the attraction of vice magnet piece and main magnet piece and the door plant laminating, can make extension spring compression, can make the fly leaf descend after rising when the door plant, and accessible extension spring improves the efficiency of fly leaf when replying to reduce the cigarette ash that the flue gas drove when the circulation falls into in the recess.
(9) The absorber plate outer end fixedly connected with conducting strip, the conducting strip is located the outer end of door plant, is pulling up the back when the door plant, and it is corresponding to make cavity and absorber plate, and derive the radiating efficiency that accessible conducting strip strengthens the gasbag for the improvement absorber plate that makes the heat on the gasbag can be faster, make the radiating efficiency on the gasbag higher and be convenient for the door plant secondary decline work in the short time.
Drawings
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a partial schematic view of the present invention;
FIG. 4 is a partial structural view of a door panel according to the present invention;
FIG. 5 is a schematic view of a cavity structure of the present invention;
fig. 6 is a schematic view of the disc structure of the present invention.
The reference numbers in the figures illustrate:
1 door frame, 2 partition horizontal pole, 3 actuating mechanism, 4 electric telescopic handle, 5 slide rails, 6 slide boards, 601 ball, 7 door plant, 8 cavities, 801 limiting block, 9 movable channel, 10 slider, 1001 limiting ring, 11 gasbag, 12 paraffin block, 13T type through-hole, 14 slide bar, 15 sealing plate, 16 slots, 1601 gasket, 17 main magnet block, 18 grooves, 19 movable plate, 20 auxiliary magnet block, 21 connecting block, 2101 extension spring, 22 fixed rod, 23 disc, 24 cooling tube, 25 absorber plate, 2501 heat-conducting strip.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-5, a sealing mechanism for a smoke baffle door against seepage comprises a door frame 1, a partition cross bar 2 fixedly connected to the inner wall of the door frame 1, a driving mechanism 3 fixedly connected to the upper end of the door frame 1, an electric telescopic rod 4 fixedly connected to the top end of the door frame 1, the electric telescopic rod 4 connected to the driving mechanism 3, two symmetrical slide rails 5 chiseled on the inner wall of the door frame 1, a slide plate 6 slidably connected between the two slide rails 5, the slide plate 6 fixedly connected to the electric telescopic rod 4, a door plate 7 fixedly connected to the lower end of the slide plate 6, a cavity 8 chiseled in the door plate 7, a movable passage 9 chiseled on the upper end of the door plate 7, the movable passage 9 connected to the cavity 8, the electric telescopic rod 4 extending through the slide plate 6 into the movable passage 9, a slide block 10 slidably connected to the telescopic rod 9, the slide block 10 fixedly connected to the electric telescopic rod 4, and an air bag 11 disposed in the cavity 8, the inner wall of the air bag 11 is filled with a plurality of paraffin blocks 12, the outer end of the door plate 7 is provided with two symmetrical T-shaped through holes 13, the T-shaped through holes 13 are communicated with the cavity 8, the T-shaped through holes 13 are connected with slide bars 14 in a sliding way, the outer ends of the slide bars 14 are fixedly connected with sealing plates 15, the sealing plates 15 are connected with the T-shaped through holes 13 in a sliding way, the inner wall of the door frame 1 is provided with two symmetrical slots 16, the slots 16 correspond to the sealing plates 15, the door plate 7 is internally and fixedly connected with main magnet blocks 17, the main magnet blocks 17 are positioned at the lower sides of the T-shaped through holes 13, the inner bottom end of the door frame 1 is provided with grooves 18, the inner wall of the grooves 18 is connected with movable plates 19 in a sliding way, the movable plates 19 are internally and fixedly connected with auxiliary magnet blocks 20, the auxiliary magnet blocks 20 correspond to the main magnet blocks 17, the outer ends of the auxiliary magnet blocks 20 are fixedly connected with two symmetrical connecting blocks 21, when the electric telescopic rod 4 is controlled to descend by the driving mechanism 3, can make door plant 7 remove to the downside of slide 6 from the upside of slide 6, and seal the separation to the pipeline, simultaneously when door plant 7 descends to the bottom of door frame 1, can make main magnet piece 17 adsorb with this make fly leaf 19 roll-off recess 18 outer seal with the laminating of door plant 7, then after door plant 7 descends, the decline that drives movable channel 9 through electric telescopic handle 4 extrudees gasbag 11 and makes gasbag 11 press indentation T type through-hole 13 in and promote slide bar 14 outwards to remove, thereby make closing plate 15 and slot 16 match, further improve sealed effect, and accessible paraffin block 12 absorbs the heat and has solid-state to change into liquid and improve the heat absorption effect when door plant 7 is heated, thereby improve closing plate 15's heat resistance, and service life is prolonged.
Referring to fig. 2 and 6, two symmetrical fixing rods 22 are fixedly connected to the outer end of the door frame 1, the fixing rods 22 are located on the upper side of the partition rail 2, a disc 23 is fixedly connected between the two fixing rods 22, a cooling pipe 24 is fixedly connected in the disc 23, a heat absorbing plate 25 is fixedly connected to one end of the disc 23 close to the electric telescopic rod 4, after the door plate 7 seals the pipeline at the lower side of the door frame 1, the heat absorbed by the paraffin block 12 in the door plate 7 needs to be released for cooling, the door plate 7 can move up to the disc 23 after being driven by the electric telescopic rod 4, and the heat absorbing plate 25 is aligned with the cavity 8, so that the heat absorbing plate 25 can lead the temperature on the air bag 11 out, the paraffin block 12 in the air bag 11 can be changed from a liquid state to a solid state according to the phase change heat storage principle, so that the paraffin block 12 can be used for a plurality of times, and the paraffin block 12 itself has the effect of repairing and preventing aging of the air bag 11 made of rubber.
Referring to fig. 2-5, the outer end of the sliding plate 6 is rotatably connected with two symmetrical balls 601, the balls 601 are slidably connected with the sliding rail 5, when the electric telescopic rod 4 is driven to descend, the sliding plate 6 is driven to slide in the sliding rail 5, so that the door panel 7 can reach the bottom of the door frame 1, when the sliding plate 6 slides with the sliding rail 5, the surface of the sliding plate 6 may be worn due to long-term use, so that the sliding plate 6 is relatively inconvenient to slide, the sliding of the sliding plate 6 can be assisted by the balls 601, so that the sliding plate 6 and the sliding rail 5 can slide more smoothly, the inner wall of the cavity 8 is fixedly connected with two groups of symmetrical limit blocks 801, the two groups of limit blocks 801 are located outside the air bag 11, when the air bag 11 in the cavity 8 is deformed by the extrusion air of the sliding block 10, the air bag extends into the T-shaped through hole 13 to press the sliding rod 14, and in order to enable the air bag 11 to extend into the T-shaped through hole 13 more accurately and efficiently, the position of the deformation of the airbag 11 can be limited by the limiting block 801, so that the deformation direction of the airbag 11 can be fixed and is not easy to deviate, the outer end of the slider 10 is fixedly connected with a limiting ring 1001, the limiting ring 1001 is connected with the movable channel 9 in a sliding manner, when the door plate 7 moves down to the bottom of the door plate 7 through the pushing and pressing of the electric telescopic rod 4, the door plate continues to move down in the movable channel 9, and the slider 10 is pushed to extrude the air in the cavity 8, so that the airbag 11 deforms, and when the electric telescopic rod 4 moves up, the position where the slider 10 is driven to move after the electric telescopic rod 4 moves up is limited by the limiting ring 1001, and the efficiency of the electric telescopic rod 4 in lifting the door plate 7 can be improved by the limiting ring 1001, the gasket 1601 is fixedly connected to the inner wall of the slot 16, the gasket 1601 is made of a metal rubber material, when the sealing plate 15 is inserted into the slot 16 through the pushing of the sliding rod 14, with this sealed effect that improves door plant 7, and accessible gasket 1601 inserts the back at closing plate 15, fill the clearance between slot 16 and the closing plate 15, with this sealed effect that improves, and the accessible adopts metal rubber to improve the durability of gasket 1601, closing plate 15 adopts the polytetrafluoroethylene material to make, after closing plate 15 inserts in slot 16 through the promotion of slide bar 14, probably can make the flue gas corrode closing plate 15, long-term in the past constantly consume closing plate 15, the accessible adopts the polytetrafluoroethylene material to make and improves the durability, and polytetrafluoroethylene has good chemical stability, corrosion resistance, the leakproofness, high lubrication non-adhesiveness, electric insulation nature and good ageing resistance.
Referring to fig. 4 and 6, an extension spring 2101 is fixedly connected between the connecting block 21 and the groove 18, the extension spring 2101 is made of stainless steel, when the movable plate 19 is attached to the door 7 by the attraction of the auxiliary magnet piece 20 and the main magnet piece 17, the extension spring 2101 is compressed, when the door plate 7 moves down the movable plate 19 after ascending, the efficiency of the movable plate 19 at the time of returning can be improved by the extension spring 2101, thereby reducing the ash driven by the smoke flowing through the groove 18, the outer end of the heat absorbing plate 25 is fixedly connected with the heat conducting fin 2501, the heat conducting fin 2501 is positioned at the outer end of the door plate 7, when the door plate 7 is pulled up, the cavity 8 is corresponding to the heat absorbing plate 25, and in order to make the heat on the air bag 11 more quickly increase the heat conduction of the heat absorbing plate 25, the heat dissipation efficiency of the air bag 11 can be enhanced by the heat conducting sheet 2501, so that the heat radiation efficiency on the airbag 11 is higher and the secondary lowering work of the door panel 7 in a short time is facilitated.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a prevention of seepage passes through flue gas damper sealing mechanism, includes door frame (1), its characterized in that: the door frame is characterized in that a separating cross rod (2) is fixedly connected to the inner wall of the door frame (1), a driving mechanism (3) is fixedly connected to the upper end of the door frame (1), an electric telescopic rod (4) is fixedly connected to the inner top end of the door frame (1), the electric telescopic rod (4) is connected with the driving mechanism (3), two symmetrical sliding rails (5) are chiseled on the inner wall of the door frame (1), a sliding plate (6) is slidably connected between the two sliding rails (5), the sliding plate (6) is fixedly connected with the electric telescopic rod (4), a door plate (7) is fixedly connected to the lower end of the sliding plate (6), a cavity (8) is chiseled in the door plate (7), a movable channel (9) is chiseled on the upper end of the door plate (7), the movable channel (9) is communicated with the cavity (8), and the electric telescopic rod (4) penetrates through the sliding plate (6) and extends into the movable channel (9), the movable channel (9) is internally and slidably connected with a sliding block (10), the sliding block (10) is fixedly connected with an electric telescopic rod (4), an air bag (11) is arranged in the cavity (8), a plurality of paraffin blocks (12) are filled on the inner wall of the air bag (11), two symmetrical T-shaped through holes (13) are drilled at the outer end of the door plate (7), the T-shaped through holes (13) are communicated with the cavity (8), a sliding rod (14) is slidably connected in the T-shaped through holes (13), a sealing plate (15) is fixedly connected at the outer end of the sliding rod (14), the sealing plate (15) is slidably connected with the T-shaped through holes (13), two symmetrical slots (16) are drilled on the inner wall of the door frame (1), the slots (16) correspond to the sealing plate (15), a main magnet block (17) is fixedly connected in the door plate (7), and the main magnet block (17) is positioned at the lower side of the T-shaped through holes (13), the improved door frame is characterized in that a groove (18) is formed in the inner bottom end of the door frame (1), a movable plate (19) is connected to the inner wall of the groove (18) in a sliding mode, an auxiliary magnet block (20) is fixedly connected into the movable plate (19), the auxiliary magnet block (20) corresponds to a main magnet block (17), and two symmetrical connecting blocks (21) are fixedly connected to the outer end of the auxiliary magnet block (20).
2. The anti-permeation smoke damper door sealing mechanism according to claim 1, wherein: the outer end of the door frame (1) is fixedly connected with two symmetrical fixing rods (22), the fixing rods (22) are located on the upper side of the separating cross rod (2), a disc (23) is fixedly connected between the two fixing rods (22), a cooling pipe (24) is fixedly connected in the disc (23), and one end of the disc (23) close to the electric telescopic rod (4) is fixedly connected with a heat absorbing plate (25).
3. The anti-permeation smoke damper door sealing mechanism according to claim 1, wherein: the outer end of the sliding plate (6) is rotatably connected with two symmetrical balls (601), and the balls (601) are connected with the sliding rail (5) in a sliding mode.
4. The anti-permeation smoke damper door sealing mechanism according to claim 1, wherein: two sets of symmetrical stopper (801) of cavity (8) inner wall fixedly connected with, two sets of stopper (801) are located the outside of gasbag (11).
5. The anti-permeation smoke damper door sealing mechanism according to claim 1, wherein: the outer end of the sliding block (10) is fixedly connected with a limiting ring (1001), and the limiting ring (1001) is connected with the movable channel (9) in a sliding mode.
6. The anti-permeation smoke damper door sealing mechanism according to claim 1, wherein: the inner wall of the slot (16) is fixedly connected with a gasket (1601), and the gasket (1601) is made of a metal rubber material.
7. The anti-permeation smoke damper door sealing mechanism according to claim 1, wherein: the sealing plate (15) is made of polytetrafluoroethylene materials.
8. The anti-permeation smoke damper door sealing mechanism according to claim 2, wherein: an extension spring (2101) is fixedly connected between the connecting block (21) and the groove (18), and the extension spring (2101) is made of stainless steel materials.
9. The anti-permeation smoke damper door sealing mechanism according to claim 2, wherein: the outer end of the heat absorbing plate (25) is fixedly connected with a heat conducting fin (2501), and the heat conducting fin (2501) is located at the outer end of the door panel (7).
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| CN202111230343.3A CN113669474B (en) | 2021-10-22 | 2021-10-22 | Prevention of seepage passes through flue gas damper sealing mechanism |
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| CN202111230343.3A CN113669474B (en) | 2021-10-22 | 2021-10-22 | Prevention of seepage passes through flue gas damper sealing mechanism |
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| CN113669474B true CN113669474B (en) | 2021-12-31 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060561A (en) * | 2021-12-09 | 2022-02-18 | 迦密阀门有限公司 | High-pressure hard sealing ball valve |
| CN114321416B (en) * | 2021-12-30 | 2023-09-01 | 江苏汉唐环保科技有限公司 | Double-layer door stop plate with high sealing performance |
| CN114856389B (en) * | 2022-04-02 | 2023-10-24 | 安徽双鹏实业有限公司 | Civil air defense door with early warning function |
| CN115162277A (en) * | 2022-08-22 | 2022-10-11 | 江苏海洋大学 | Guiding device for hydraulic engineering planning |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2098710A (en) * | 1981-05-19 | 1982-11-24 | Fabit Ltd | Flue closure damper |
| CN206563307U (en) * | 2017-02-24 | 2017-10-17 | 江苏汉唐环保科技有限公司 | A kind of underground flue insertion plate door |
| CN109681903A (en) * | 2018-12-28 | 2019-04-26 | 江苏汉唐环保科技有限公司 | A kind of electric-controlled hydraulic air duct lock gate hatch |
| CN110206902A (en) * | 2019-06-12 | 2019-09-06 | 德州众生环保科技有限公司 | A kind of automatic liquid pressure type gas baffle door |
| CN209540923U (en) * | 2018-12-03 | 2019-10-25 | 江苏博格东进管道设备有限公司 | Double containment flue gas separates plate air door |
| CN210290916U (en) * | 2019-08-13 | 2020-04-10 | 江苏飞冠机械制造有限公司 | Airtight seal baffle door |
| CN211119439U (en) * | 2019-12-11 | 2020-07-28 | 南京定环新能源科技有限公司 | Baffle door |
| CN212227076U (en) * | 2020-04-27 | 2020-12-25 | 盐城宝泽电力石化机械制造有限公司 | Pneumatic hot-blast isolated door of two picture pegs for power plant |
-
2021
- 2021-10-22 CN CN202111230343.3A patent/CN113669474B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2098710A (en) * | 1981-05-19 | 1982-11-24 | Fabit Ltd | Flue closure damper |
| CN206563307U (en) * | 2017-02-24 | 2017-10-17 | 江苏汉唐环保科技有限公司 | A kind of underground flue insertion plate door |
| CN209540923U (en) * | 2018-12-03 | 2019-10-25 | 江苏博格东进管道设备有限公司 | Double containment flue gas separates plate air door |
| CN109681903A (en) * | 2018-12-28 | 2019-04-26 | 江苏汉唐环保科技有限公司 | A kind of electric-controlled hydraulic air duct lock gate hatch |
| CN110206902A (en) * | 2019-06-12 | 2019-09-06 | 德州众生环保科技有限公司 | A kind of automatic liquid pressure type gas baffle door |
| CN210290916U (en) * | 2019-08-13 | 2020-04-10 | 江苏飞冠机械制造有限公司 | Airtight seal baffle door |
| CN211119439U (en) * | 2019-12-11 | 2020-07-28 | 南京定环新能源科技有限公司 | Baffle door |
| CN212227076U (en) * | 2020-04-27 | 2020-12-25 | 盐城宝泽电力石化机械制造有限公司 | Pneumatic hot-blast isolated door of two picture pegs for power plant |
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