CN115162923B - Accident quick-opening device - Google Patents
Accident quick-opening device Download PDFInfo
- Publication number
- CN115162923B CN115162923B CN202210774739.2A CN202210774739A CN115162923B CN 115162923 B CN115162923 B CN 115162923B CN 202210774739 A CN202210774739 A CN 202210774739A CN 115162923 B CN115162923 B CN 115162923B
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- Prior art keywords
- sealing
- smoke
- sealing door
- door
- groove
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
- E05F15/53—Power-operated mechanisms for wings using fluid-pressure actuators for swinging wings
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
- E06B7/22—Sealing arrangements on wings or parts co-operating with the wings by means of elastic edgings, e.g. elastic rubber tubes; by means of resilient edgings, e.g. felt or plush strips, resilient metal strips
- E06B7/23—Plastic, sponge rubber, or like strips or tubes
- E06B7/2318—Plastic, sponge rubber, or like strips or tubes by applying over- or under-pressure, e.g. inflatable
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The application belongs to the field of smoke control equipment, and relates to an accident quick-opening device, which comprises an opening and closing control assembly, a first smoke sealing door, a second smoke sealing door, a sealing pressing assembly and a sealing installation frame, wherein the first smoke sealing door and the second smoke sealing door are symmetrically hinged to two sides of the sealing installation frame, sealing grooves are respectively formed in two sides of a butt joint position of the first smoke sealing door and the second smoke sealing door of the sealing installation frame, the opening and closing control assembly is positioned above the sealing installation frame, an output end of the opening and closing control assembly is in transmission connection with the first smoke sealing door and the second smoke sealing door, and the sealing pressing assembly is arranged at one end, in contact with the first smoke sealing door, of the second smoke sealing door. According to the application, the extrusion generated when the first smoke sealing door and the second smoke sealing door are sealed is used for sealing the embedded sealing groove of the driving sealing and compacting component, so that the gap between the first smoke sealing door and the second smoke sealing door is further sealed.
Description
Technical Field
The application relates to the field of flue gas control equipment, in particular to an accident quick-opening device.
Background
The accident quick-opening device has two forms of single shaft and multiple shafts, and the installation position allows horizontal or vertical arrangement. Is suitable for mediums such as coal dust, smoke, dust, gas and the like; the working temperature is less than or equal to 550 ℃, the pressure is less than or equal to 0.35MPa, and the leakage rate in the fully closed state is less than or equal to 1%. The accident quick-opening device can make the medium of a certain pipeline of the system fully circulate/cut off or the medium flow change with the control. The accident quick-opening device with smaller caliber has two functions of intercepting and regulating the medium flow, and the regulation function of the accident quick-opening device with larger caliber is not obvious, and the intercepting function of the accident quick-opening device is mainly applied. The accident quick-opening device has the advantages of flexible opening and closing rotation, small driving moment, no seizing in a hot state, tight sealing and capability of bearing higher pressure and temperature in a system.
When the accident quick-opening device in the prior art is in a closed state, a certain gap is easy to exist between two closed doors, gas is easy to leak through the gap, sealing glue can be additionally arranged between the closed doors in order to improve the sealing performance of the closed doors in the prior art, and gaps which cannot be sealed still exist at the two ends of the two closed doors which are contacted, so that the effective sealing of the smoke cannot be controlled when the air pressure in the equipment is large.
Disclosure of Invention
The application aims to solve the technical problems that: in order to solve the technical problems that the accident quick-opening device in the prior art is low in sealing performance, and gaps still exist at two ends of two sealing doors in contact.
The application provides an accident quick opening device which comprises an opening and closing control assembly, a first smoke sealing door, a second smoke sealing door, a sealing and pressing assembly and a sealing installation frame, wherein the first smoke sealing door and the second smoke sealing door are symmetrically hinged to two sides of the sealing installation frame, sealing grooves are respectively formed in two sides of a butt joint position of the first smoke sealing door and the second smoke sealing door of the sealing installation frame, the opening and pressing assembly is positioned above the sealing installation frame, an output end of the opening and pressing control assembly is in transmission connection with the first smoke sealing door and the second smoke sealing door, and the sealing and pressing assembly is arranged at one end, which is in contact with the first smoke sealing door, of the second smoke sealing door.
The first embodiment of the sealing and compacting assembly comprises a compacting air bag and two plugging blocks matched with the sealing groove, wherein an upper baffle is arranged on the first smoke sealing door, a lower baffle is arranged on the second smoke sealing door, the compacting air bag is arranged on the lower baffle, and the two plugging blocks are symmetrically arranged on two sides of the compacting air bag.
Still further, set up the spacing groove on the lower baffle, the lower terminal surface of shutoff piece is provided with the stopper that can slide in the spacing groove.
Still further, be provided with the first reset spring that is used for pushing the first stopper to be close to one side of compressing tightly the gasbag in the spacing groove.
The second embodiment of the sealing and compacting assembly comprises a sealing rubber sleeve, a sealing pressing plate and two sealing blocks mutually matched with the sealing groove, wherein a plurality of sliding rods are arranged on the second smoke sealing door, the sealing pressing plate is inserted on the plurality of sliding rods, a second reset spring used for pushing the sealing pressing plate to the direction of the first smoke sealing door is sleeved on the sliding rods, a first inclined surface is arranged on two sides of the sealing pressing plate, the two sealing blocks are symmetrically and slidably arranged on the second smoke sealing door, a second inclined surface mutually contacted with the first inclined surface is arranged on one side, contacted with the sealing pressing plate, of the two sealing blocks, and the sealing rubber sleeve is fixedly arranged on the second smoke sealing door and wraps the sealing pressing plate and the two sealing blocks.
In one embodiment of the opening and closing control assembly, the opening and closing control assembly is composed of two first long-stroke cylinders, and output ends of the two first long-stroke cylinders are hinged to the first smoke sealing door and the second smoke sealing door respectively.
The second embodiment of the opening and closing control assembly comprises a second straight-path air cylinder and a driving plate, wherein the second straight-path air cylinder is vertically arranged, the driving plate is arranged at the output end of the second straight-path air cylinder, the second straight-path air cylinder can drive the driving plate to move in a lifting manner, a first through groove in a shape of one line is formed in one side, close to the first smoke sealing door, of the driving plate, an inverted L-shaped second through groove is formed in one side, close to the second smoke sealing door, of the driving plate, a bending part of the second through groove is positioned in one side, close to the first through groove, driving sliding pieces are arranged on the first smoke sealing door and the second smoke sealing door respectively, and the driving sliding pieces on the first smoke sealing door are embedded into the first through groove, and the driving sliding pieces on the second smoke sealing door are embedded into the second through groove.
Furthermore, a layer of sealing ring is arranged on the closed installation frame.
The application has the beneficial effects that:
the first smoke sealing door and the second smoke sealing door are closed by extrusion generated when the first smoke sealing door and the second smoke sealing door are closed, the driving sealing pressing component is embedded into the sealing groove, and a gap between the first smoke sealing door and the second smoke sealing door is further sealed.
Secondly, the compression air bags are arranged on the second smoke sealing door, the upper baffle plate and the lower baffle plate can squeeze the compression air bags in the closing process of the first smoke sealing door, so that the compression air bags extend to two sides and push the plugging blocks on the two sides to be embedded into the sealing grooves, the two sides of the butt joint area of the first smoke sealing door and the second smoke sealing door are sealed, the sealing performance of equipment is further improved, the plugging blocks on the two sides are respectively embedded into the sealing grooves on the two sides when the first smoke sealing door and the second smoke sealing door are in a sealing state, and therefore stronger supporting force is provided, and the situation that the first smoke sealing door and the second smoke sealing door are pressed open due to overlarge air pressure in a smoke pipeline is prevented.
And meanwhile, the driving sliding piece on the second smoke sealing door gradually moves to the lower end of the bending part from the upper end of the bending part of the second through groove, so that the second smoke sealing door is controlled to be unfolded after the first smoke sealing door, and otherwise, the second smoke sealing door is firstly closed and then closed, and the first smoke sealing door and the second smoke sealing door are precisely controlled by the first through groove and the second through groove.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present application, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Figure 1 is a schematic view of the accident quick-opening device when closed,
figure 2 is a schematic view of the accident quick-opening device when deployed,
figure 3 is a cross-sectional view of a first embodiment of a closure compression assembly,
figure 4 is a schematic diagram of the mating of the sealing block with the sealing groove,
figure 5 is a cross-sectional view of a second embodiment of a closed compression assembly,
figure 6 is an enlarged schematic view of the structure at a in figure 5,
figure 7 is a first operational state diagram of a second embodiment of the opening and closing control assembly,
fig. 8 is a second operational state diagram of a second embodiment of the opening and closing control assembly.
Reference numerals: the opening and closing control assembly 1, the first straight travel cylinder 11, the second straight travel cylinder 12, the driving plate 13, the first through groove 14, the second through groove 15, the first smoke sealing door 2, the upper baffle 21, the second smoke sealing door 3, the lower baffle 31, the sliding rod 32, the second return spring 33, the sealing and pressing assembly 4, the pressing air bag 41, the sealing block 42, the limiting block 43, the first return spring 44, the sealing rubber sleeve 45, the sealing pressing plate 46, the sealing block 47, the first inclined surface 48, the second inclined surface 49, the sealing installation frame 5, the sealing groove 51, the driving slide 6 and the sealing ring 7.
Detailed Description
The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present application and simplifying 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 application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
The following description of the embodiments of the present application will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the application are shown.
In this embodiment, as shown in fig. 1 to 8, the accident quick opening device includes an opening and closing control component 1, a first smoke sealing door 2, a second smoke sealing door 3, a sealing pressing component 4 and a sealing installation frame 5, where the first smoke sealing door 2 and the second smoke sealing door 3 are symmetrically hinged to two sides of the sealing installation frame 5, the opening and closing of the first smoke sealing door 2 and the second smoke sealing door 3 control the sealing and opening of the sealing installation frame 5, the sealing installation frame 5 is respectively provided with a sealing groove 51 on two sides of the butt joint position of the first smoke sealing door 2 and the second smoke sealing door 3, a layer of sealing ring 7 is arranged on the sealing installation frame 5, and a gap between the first smoke sealing door 2 and the second smoke sealing door 3 and the sealing installation frame 5 can be filled and sealed through the sealing ring 7, so that the tightness of the application is improved, the opening and closing control component 1 is located above the sealing installation frame 5, the output end of the opening and closing control component 1 is connected to the first smoke sealing door 2 and the second smoke sealing door 3, the smoke sealing component 1 is pressed towards the first smoke sealing door 2 and the second smoke sealing door 3 through the first smoke sealing door 4;
when the sealing device is used, the sealing installation frame 5 is installed at the smoke channel, when sealing is needed, the sealing compression assembly 4 is started, the first smoke sealing door 2 and the second smoke sealing door 3 are driven to rotate in opposite directions through the sealing compression assembly 4 to be sealed to the sealing installation frame 5, sealing is achieved by extruding the sealing compression assembly 4 on the second smoke sealing door 3 through the first smoke sealing door 2, meanwhile, the sealing compression assembly 4 is compressed to extend to the positions of the sealing grooves 51 on two sides, gaps on two sides of the sealing compression assembly 4 are filled, and sealing performance of equipment is further improved.
According to the first embodiment of the sealing and compacting assembly 4, the sealing and compacting assembly 4 comprises a compacting air bag 41 and two plugging blocks 42 matched with a sealing groove 51, an upper baffle 21 is arranged on the first smoke sealing door 2, a lower baffle 31 is arranged on the second smoke sealing door 3, the compacting air bag 41 is arranged on the lower baffle 31, the two compacting plugging blocks 42 are symmetrically arranged on two sides of the compacting air bag 41, a limiting groove is arranged on the lower baffle 31, a limiting block 43 capable of sliding in the limiting groove is arranged on the lower end face of the plugging block 42, the limiting block 42 is matched with the limiting block 43 through the limiting groove, so that the plugging blocks 42 on two sides can be stably embedded into the sealing groove 51 for sealing in the inflation process of the compacting air bag 41, the driving stability of the device is further improved, the upper baffle 21 is separated from the compacting air bag 41 when the first smoke sealing door 2 is unfolded, and the plugging blocks 42 are conveniently unfolded from the sealing groove 51 under the action of the first reset spring 44;
when the flue gas channel is required to be sealed, the second flue gas sealing door 3 is driven to be covered on the sealing installation frame 5 through the opening and closing control assembly 1, then the first flue gas sealing door 2 is driven to be covered on the sealing installation frame 5 through the opening and closing control assembly 1, the upper baffle 21 and the lower baffle 31 can extrude the compression air bag 41 in the closing process of the first flue gas sealing door 2, so that the compression air bag 41 extends to two sides and pushes the blocking blocks 42 on two sides to be embedded into the sealing grooves 51, the two sides of the butt joint area of the first flue gas sealing door 2 and the second flue gas sealing door 3 are sealed, the sealing performance of equipment is further improved, the blocking blocks 42 on two sides are respectively embedded into the sealing grooves 51 on two sides when the first flue gas sealing door 2 and the second flue gas sealing door 3 are in a sealing state, and therefore stronger supporting force is provided, and the first flue gas sealing door 2 and the second flue gas sealing door 3 are prevented from being pressed open due to overlarge air pressure inside the flue gas pipeline.
In a second embodiment of the sealing and compacting assembly 4, the sealing and compacting assembly 4 comprises a sealing rubber sleeve 45, a sealing pressing plate 46 and two sealing blocks 47 mutually matched with a sealing groove 51, a plurality of sliding rods 32 are arranged on the second smoke sealing door 3, the sealing pressing plate 46 is inserted on the sliding rods 32, a second reset spring 33 for pushing the sealing pressing plate 46 towards the first smoke sealing door 2 is sleeved on the sliding rods 32, a first inclined surface 48 is arranged on two sides of the sealing pressing plate 46, the two sealing blocks 47 are symmetrically and slidably arranged on the second smoke sealing door 3, a second inclined surface 49 mutually contacted with the first inclined surface 48 is arranged on one side, contacted with the sealing pressing plate 46, of the two sealing blocks 47, and the sealing rubber sleeve 45 is fixedly arranged on the second smoke sealing door 3 and wraps the sealing pressing plate 46 and the two sealing blocks 47;
when the flue gas pipeline is required to be sealed, the opening and closing control assembly 1 drives the first flue gas sealing door 2 and the second flue gas sealing door 3 to rotate in opposite directions and to be pressed on the sealing installation frame 5, meanwhile, the first flue gas sealing door 2 extrudes the sealing pressing plate 46 to slide towards the second flue gas sealing door 3, and the sealing blocks 47 on two sides are pushed towards the sealing grooves 51 on two sides through the mutual matching of the first inclined surface 48 and the second inclined surface 49, so that a gap between the first flue gas sealing door 2 and the second flue gas sealing door 3 is further sealed; when the first smoke sealing door 2 and the second smoke sealing door 3 are unfolded, the sealing pressing plate 46 is pushed out outwards through the second reset spring 33, so that the follow-up driving when the smoke pipeline is sealed is facilitated.
According to the first embodiment of the opening and closing control assembly 1, the opening and closing control assembly 1 is composed of two first straight-stroke cylinders 11, the output ends of the two first straight-stroke cylinders 11 are hinged to a first smoke sealing door 2 and a second smoke sealing door 3 respectively, the two first straight-stroke cylinders 11 drive the first smoke sealing door 2 and the second smoke sealing door 3 to be unfolded respectively, when the first embodiment of the sealing and compacting assembly 4 is unfolded, the single first straight-stroke cylinder 11 drives the first smoke sealing door 2 to be unfolded, after the first straight-stroke cylinder 11 controlling the first smoke sealing door 2 operates for five seconds, the first straight-stroke cylinder 11 controlling the second smoke sealing door 3 is started again, and when the first smoke sealing door is closed, the second smoke sealing door 3 is controlled to operate for five seconds to close, and accordingly the first smoke sealing door 2 is closed.
In the second embodiment of the opening and closing control assembly 1 of the present application, the opening and closing control assembly 1 includes a second straight-path cylinder 12 and a driving plate 13, the second straight-path cylinder 12 is vertically disposed, the driving plate 13 is disposed at an output end of the second straight-path cylinder 12, the second straight-path cylinder 12 can drive the driving plate 13 to move up and down, a first through slot 14 in a shape of a Chinese character 'yi' is disposed on a side of the driving plate 13 near the first smoke sealing door 2, a second through slot 15 in a shape of a Chinese character 'yi' is disposed on a side of the driving plate 13 near the second smoke sealing door 3, a bending part of the second through slot 15 is disposed on a side near the first through slot 14, driving sliders 6 are disposed on the first smoke sealing door 2 and the second smoke sealing door 3, the driving sliders 6 on the first smoke sealing door 2 are embedded into the first through slot 14, the driving sliders 6 on the second smoke sealing door 3 are embedded into the second through slot 15, as shown in fig. 7 and 8, when the first embodiment of the sealing and compacting assembly 4 is unfolded, the second straight-path cylinder 12 drives the driving plate 13 to lift, the first through groove 14 is matched with the driving sliding piece 6 on the first smoke sealing door 2 and drives the first smoke sealing door 2 to be unfolded first, meanwhile, the driving sliding piece 6 on the second smoke sealing door 3 gradually moves from the upper end of the bending part of the second through groove 15 to the lower end of the bending part, as shown in fig. 8, so that the second smoke sealing door 3 is controlled to be unfolded after the first smoke sealing door 2, otherwise, the second smoke sealing door 3 is controlled to close the first smoke sealing door 2 first and then to close, and the first through groove 14 and the second through groove 15 are used for precisely controlling the first smoke sealing door 2 and the second smoke sealing door 3.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.
Claims (4)
1. The accident quick opening device comprises a first smoke sealing door (2), a second smoke sealing door (3) and a sealing installation frame (5), and is characterized by comprising an opening and closing control component (1) and a sealing pressing component (4), wherein the first smoke sealing door (2) and the second smoke sealing door (3) are symmetrically hinged to two sides of the sealing installation frame (5), a gap is reserved between the first smoke sealing door (2) and the second smoke sealing door (3), the sealing installation frame (5) is respectively provided with a sealing groove (51) at two sides of a butt joint position of the first smoke sealing door (2) and the second smoke sealing door (3), the opening and closing control component (1) is positioned above the sealing installation frame (5), the output end of the opening and closing control component (1) is in transmission connection with the first smoke sealing door (2) and the second smoke sealing door (3), the sealing pressing component (4) is arranged at the gap and is used for sealing the gap, the sealing pressing component (4) comprises a pressing air bag (41) and two sealing blocks (42) which are matched with the sealing grooves (51), the first smoke sealing door (2) is arranged on the upper sealing air bag (31) and the lower sealing door (31) is arranged on the lower sealing baffle (31), two tight blocking blocks (42) are symmetrically arranged on two sides of a compression air bag (41), a limiting groove is formed in the lower baffle plate (31), a limiting block (43) capable of sliding in the limiting groove is arranged on the lower end face of the blocking block (42), a first reset spring (44) for pushing the first limiting block (43) towards one side close to the compression air bag (41) is arranged in the limiting groove, or the sealing compression assembly (4) comprises a sealing rubber sleeve (45), a sealing pressing plate (46) and two sealing blocks (47) which are mutually matched with a sealing groove (51), a plurality of sliding rods (32) are arranged on the second flue gas sealing door (3), the sealing pressing plate (46) is inserted on the sliding rods (32), a second reset spring (48) for pushing the sealing pressing plate (46) towards the first flue gas sealing door (2) is sleeved on the sliding rods, two sides of the sealing pressing plate (46) are symmetrically arranged on the second sealing pressing plate (3), the two sealing blocks (47) are in contact with the first inclined surfaces (48) of the sealing pressing plate (46), the sealing rubber sleeve (45) is fixedly arranged on the second smoke sealing door (3) and wraps the sealing pressing plate (46) and the two sealing blocks (47).
2. The accident quick-opening device according to claim 1, characterized in that the opening and closing control assembly (1) consists of two first straight-stroke cylinders (11), the output ends of the two first straight-stroke cylinders (11) being hinged to the first smoke-sealing door (2) and the second smoke-sealing door (3), respectively.
3. The accident quick-opening device according to claim 1, wherein the opening and closing control assembly (1) comprises a second straight travel cylinder (12) and a driving plate (13), the second straight travel cylinder (12) is vertically arranged, the driving plate (13) is arranged at the output end of the second straight travel cylinder (12), the second straight travel cylinder (12) can drive the driving plate (13) to move up and down, a first through groove (14) in a straight shape is arranged on one side, close to the first smoke sealing door (2), of the driving plate (13), a second through groove (15) in an inverted L shape is arranged on one side, close to the second smoke sealing door (3), of the driving plate (13), the bending part of the second through groove (15) is arranged on one side, close to the first through groove (14), the driving sliding piece (6) on the first smoke sealing door (2) and the second smoke sealing door (3) are respectively arranged, the driving sliding piece (6) on the first smoke sealing door (2) is embedded into the first through groove (14), and the second through groove (15) is embedded into the driving piece (6).
4. The accident quick-opening device according to claim 1, characterized in that the sealing mounting frame (5) is provided with a layer of sealing rings (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210774739.2A CN115162923B (en) | 2022-07-01 | 2022-07-01 | Accident quick-opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210774739.2A CN115162923B (en) | 2022-07-01 | 2022-07-01 | Accident quick-opening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115162923A CN115162923A (en) | 2022-10-11 |
| CN115162923B true CN115162923B (en) | 2023-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210774739.2A Active CN115162923B (en) | 2022-07-01 | 2022-07-01 | Accident quick-opening device |
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| Country | Link |
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| CN (1) | CN115162923B (en) |
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| JP2004060349A (en) * | 2002-07-31 | 2004-02-26 | Howa Mach Ltd | Smoke shielding sliding door device for elevator entrance hall |
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| CN212985033U (en) * | 2020-05-14 | 2021-04-16 | 福建三艺门业有限公司 | Smoke-blocking fireproof door |
| CN213510262U (en) * | 2020-07-06 | 2021-06-22 | 浙江澳通人防设备有限公司 | Sealing plugging plate |
| CN112599918A (en) * | 2020-12-31 | 2021-04-02 | 韩永红 | Battery fire prevention cabinet |
| CN214786973U (en) * | 2021-02-04 | 2021-11-19 | 广州市巨安人防工程有限公司 | High-airtightness airtight door for civil air defense construction |
| KR102393205B1 (en) * | 2021-10-13 | 2022-05-03 | (주)한국방화문 | Fire doors reinforced with gap tightness |
Also Published As
| Publication number | Publication date |
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| CN115162923A (en) | 2022-10-11 |
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