CN110005317B - Smoke-proof fire-proof door - Google Patents
Smoke-proof fire-proof door Download PDFInfo
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- CN110005317B CN110005317B CN201910315202.8A CN201910315202A CN110005317B CN 110005317 B CN110005317 B CN 110005317B CN 201910315202 A CN201910315202 A CN 201910315202A CN 110005317 B CN110005317 B CN 110005317B
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- Prior art keywords
- cavity
- groove
- conversion
- power
- door
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
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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
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/72—Power-operated mechanisms for wings with automatic actuation responsive to emergency conditions, e.g. fire
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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
- 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
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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
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/40—Roller blinds
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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
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/40—Roller blinds
- E06B9/42—Parts or details of roller blinds, e.g. suspension devices, blind boxes
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Special Wing (AREA)
Abstract
The invention discloses a smoke-resistant fireproof door, which comprises a wall body, wherein ventilation openings which penetrate through the wall body from front to back are arranged in the wall body, the ventilation openings are symmetrically communicated with door rotary grooves with opposite openings in a left-right mode, door rotary shafts with upper ends and lower ends respectively rotatably connected with the upper end wall and the lower end wall of each door rotary groove are rotatably arranged in the door rotary grooves, door rotary wheels are fixedly arranged on the door rotary shafts, a power device is arranged on the upper sides of the ventilation openings, and the upper ends of the door rotary shafts on the right sides are fixedly connected with the power device. Low energy consumption, automatic start fire prevention operation, the action is fast and the security is high.
Description
Technical Field
The invention relates to the technical field of fire prevention treatment, in particular to a smoke-resistant fireproof door.
Background
When a certain room or floor conflagration breaks out in the residential building, the intensity of a fire can stretch to upper strata or lower floor region, cause the large tracts of land of intensity of a fire to enlarge, increase the harm and personnel or the loss of property of conflagration, and current firebreak device sets up mostly in public areas such as market or office building, the family prevents that the fire door sets up lessly, even set up fire prevention measure, also only reach the effect of fire prevention through the door that has fire prevention material to make, this door and wall body are in the installation, there is the clearance, when then outdoor conflagration takes place, smog or intensity of a fire can circulate to indoor region through the clearance, cause harm.
Secondly, the fire prevention effect is poor because of the suitability and the aesthetic property of the existing fire-proof door, and only the fire behavior is blocked, because outdoor fire can generate high temperature, the high temperature is led into the room through the fire-proof door, the safety of indoor personnel can be endangered, and indoor combustible substances can be ignited, so that the fire behavior needs to be extinguished or cooled while the fire behavior is prevented from spreading, the indoor safety can be ensured, and the damage caused by fire can be reduced.
Therefore, there is a need for further improvement of the fire-proof door in the prior art, so as to improve the fire-proof effect and the indoor safety.
Disclosure of Invention
It is an object of the present invention to provide a smoke-resistant fire rated door which overcomes the above-mentioned deficiencies of the prior art.
The smoke-blocking fireproof door comprises a wall body, wherein ventilation openings penetrating through the wall body are formed in the wall body, the ventilation openings are symmetrically communicated with each other in a bilateral mode and provided with door rotating grooves with opposite openings, door rotating shafts with upper ends and lower ends respectively rotatably connected with the upper end wall and the lower end wall of each door rotating groove are rotatably arranged in the door rotating grooves, door rotating wheels are fixedly arranged on the door rotating shafts, a power device is arranged on the upper side of each ventilation opening, the upper ends of the door rotating shafts on the right side are fixedly connected with the power device, a door leaf extending into each ventilation opening is fixedly arranged at one end, close to each ventilation opening, of each door rotating wheel, a contraction groove with an opening opposite to each door rotating groove is arranged at the outer side of each door rotating groove, a fixing rod is arranged in each contraction groove on the left side in a sliding mode, vertically symmetrical moving grooves are arranged, the lower end of the fixed rod is fixedly connected with the movable block on the lower side, a movable screw rod in threaded connection with the movable block is rotationally arranged in the movable groove, the right side of the movable groove is communicated with a synchronous groove, the right end of the movable screw rod is rotationally connected with the right end wall of the synchronous groove, the movable screw rod in the synchronous groove is in power connection through a synchronous belt, the right end of the movable screw rod on the upper side is in power connection with the power device, the left side of the contraction groove on the left side is communicated with a placing cavity, a winding wheel is rotationally arranged in the placing cavity through a winding rotating shaft, a torsion spring is fixedly arranged at the lower end of the winding rotating shaft, a fire-proof curtain is fixedly wound on the winding wheel, the right end of the fire-proof curtain extends into the contraction groove and is fixedly connected with the fixed rod, a water storage cavity, the water tank is characterized in that a water spray opening is fixedly formed in the left end of the water tank, a valve control device is arranged in the water tank and used for controlling the opening and closing of the water tank, the door runner is driven by a power device to drive the door leaf to rotate so as to open or close the ventilation opening, when a fire disaster occurs outside, the power device drives the door leaf to close the ventilation opening, then the movable screw rod is driven to rotate, the movable block drives the fire-proof curtain to move rightwards, the fire-proof and heat-insulation effects are achieved, and then the valve control device opens the water tank to spray water in the water storage cavity within the range of the fire-proof window so as to extinguish or prevent the spread.
A power device comprises a power cavity, a power motor is fixedly arranged on the right end wall of the power cavity, the left end of the power motor is in power connection with a power spline shaft, the left end of the power spline shaft is in rotational connection with the left end wall of the power cavity, a connecting spline sleeve is in splined connection with the power spline shaft, a thread block is rotationally connected to the periphery of the connecting spline sleeve, a conversion device is arranged on the right side of the power cavity, the thread block is in power connection with the conversion device, the power cavity is communicated with the moving groove on the upper side, the right end of the moving lead screw on the upper side extends into the power cavity and is used for being engaged with a rotating gear connected with the connecting spline sleeve, the rear end of the connecting spline sleeve is engaged with a transmission gear, a transmission rotating shaft is fixedly arranged at the axle center of the transmission gear, the right end of the transmission rotating shaft is, the transmission pivot left end stretches into the transmission intracavity just has set firmly first bevel gear, the terminal surface meshing is connected with second bevel gear under the first bevel gear, the transmission chamber with the intercommunication is equipped with the transmission belt groove between the door groove, the bilateral symmetry is equipped with drive belt pulley in the transmission belt groove, door pivot upper end stretches into in the transmission belt groove and with drive belt pulley links firmly, connect through drive belt power between the drive belt pulley, the right side door pivot upper end stretches into the transmission intracavity and with second bevel gear links firmly.
The technical scheme is that the conversion device comprises a conversion cavity, a third bevel gear is rotatably arranged in the conversion cavity through a connecting rotating shaft, a connecting cavity is communicated with the left side of the conversion cavity, the left end of the connecting rotating shaft is rotatably connected with the left end wall of the connecting cavity and is fixedly provided with a connecting gear, the front end surface of the connecting gear is engaged and connected with an engaging gear, a threaded rod with the right end rotatably connected with the right end wall of the connecting cavity is fixedly arranged at the axis of the engaging gear, a moving cavity is communicated between the connecting cavity and the power cavity, the left end of the threaded rod is rotatably connected with the left end wall of the moving cavity, the front end of a threaded block extends into the moving cavity and is in threaded connection with the threaded rod, a hollow fourth bevel gear engaged and connected with the third bevel gear is rotatably arranged in the conversion cavity, and a spline in the fourth bevel gear is connected with a spline, a conversion spline shaft is fixedly arranged at the axle center of the spline block, an extrusion device is arranged at the upper side of the conversion cavity, the upper end of the conversion spline shaft is rotationally connected with the extrusion device, the lower side of the conversion cavity is communicated with a meshing cavity, a conversion motor is fixedly arranged at the lower side of the meshing cavity, the upper end of the conversion motor is in power connection with a conversion spline housing, the lower end of the conversion spline shaft penetrates through the meshing cavity to be connected with the conversion spline housing through a spline, a conversion gear is arranged on the conversion spline shaft, a linkage gear which is engaged and connected with the conversion gear is rotationally arranged on the left side of the conversion gear, a belt rotating shaft with the upper end rotationally connected with the upper end wall of the engagement cavity is fixedly arranged at the axle center of the linkage gear, the lower side of the meshing cavity is communicated with a connecting belt groove, the lower end of the belt rotating shaft is rotationally connected with the lower end wall of the connecting belt groove, a connecting belt pulley is fixedly arranged on the lower end of the belt rotating shaft, and the connecting belt pulley is in power connection with the valve control device through a connecting belt.
A further technical scheme, extrusion device include the opening down with the upside the communicating extrusion groove of shifting chute, it stretches into to slide to be equipped with the lower extreme in the extrusion groove the extrusion piece in the shifting chute, the extrusion groove with the intercommunication is equipped with the spread groove between the conversion chamber, slide in the spread groove be equipped with the left end with the connecting rod that the right-hand member face of extrusion piece linked firmly, conversion integral key shaft upper end stretches into in the spread groove and with the connecting rod rotates to be connected, the terminal surface set firmly the lower extreme under the connecting rod with the coupling spring that the terminal wall linked firmly under the spread groove.
According to a further technical scheme, the valve control device comprises a valve control sliding groove with an opening facing forwards and communicated with the water tank, a valve block with the front end abutted to the front end wall of the water tank is arranged in the valve control sliding groove in a sliding mode, a reset assembly is fixedly arranged on the left end face of the valve block, a rotating groove is formed in the right side of the valve control sliding groove in a communicating mode, a fixed gear with the left end connected with the valve block in a meshed mode is arranged in the rotating groove in a rotating mode through a rotating shaft, the upper side of the rotating groove is communicated with the connecting belt groove, and the upper end of the rotating shaft is rotatably connected with the upper end wall of the connecting belt.
The invention has the beneficial effects that: the fire-proof door is simple in structure and convenient to operate, the professional fire-proof curtain is additionally arranged in front of the door, the fire-proof curtain is contracted in a wall body initially, the attractiveness of the door is not affected, the indoor space can be separated by the fire-proof curtain to serve as a safe region when an outdoor fire disaster occurs and cannot escape, water in the water storage cavity starts to spray after the fire-proof curtain works, the fire in front of the door is extinguished, smoke is prevented from entering the indoor space, high temperature caused by the outdoor fire disaster is reduced, the indoor safety is improved, the automation degree of the fire-proof door is high, the energy consumption is low, the fire-proof operation is automatically started, and the fire-proof door is.
Drawings
Figure 1 is a schematic view of the overall interior construction of the smoke resistant fire rated door of the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of "C-C" in FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of "D" in FIG. 3 according to the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1 to 5, the smoke-blocking fire-proof door according to the embodiment of the invention comprises a wall 10, a ventilation opening 11 penetrating through the wall 10 from front to back is arranged in the wall 10, the ventilation opening 11 is bilaterally symmetrically communicated with a door rotary groove 12 with opposite openings, a door rotary shaft 13 with upper and lower ends rotatably connected with upper and lower end walls of the door rotary groove 12 is rotatably arranged in the door rotary groove 12, a door rotary wheel 14 is fixedly arranged on the door rotary shaft 13, a power device is arranged on the upper side of the ventilation opening 11, the upper end of the door rotary shaft 13 on the right side is fixedly connected with the power device, a door leaf 35 extending into the ventilation opening 11 is fixedly arranged at one end of the door rotary wheel 14 close to the ventilation opening 11, a contraction groove 15 with an opposite opening and communicated with the door rotary groove 12 is arranged at the outer side of the door rotary groove 12, a fixing rod 21 is slidably arranged in the contraction, a moving block 23 is slidably arranged in the moving groove 22, the upper end of the fixed rod 21 is fixedly connected with the moving block 23 at the upper side, the lower end of the fixed rod 21 is fixedly connected with the moving block 23 at the lower side, a moving screw rod 49 in threaded connection with the moving block 23 is rotatably arranged in the moving groove 22, a synchronous belt groove 24 is communicated with the right side of the moving groove 22, the right end of the moving screw rod 49 is rotatably connected with the right end wall of the synchronous belt groove 24, the moving screw rods 49 in the synchronous belt groove 24 are in power connection through a synchronous belt 25, the right end of the moving screw rod 49 at the upper side is in power connection with the power device, a placing cavity 16 is communicated with the left side of the shrinkage groove 15 at the left side, a winding wheel 18 is rotatably arranged in the placing cavity 16 through a winding rotating shaft 17, a torsion spring 19 is fixedly arranged at the, the right end of the fire-proof curtain 20 extends into the contraction groove 15 and is fixedly connected with the fixed rod 21, the right side of the door rotating groove 12 on the right side is provided with a water storage cavity 26, a water tank 27 is communicated between the water storage cavity 26 and the ventilation opening 11, a water spraying opening 28 is fixedly arranged at the left end of the water tank 27, a valve control device is arranged in the water tank 27 and used for controlling the opening and closing of the water tank 27, the door turning wheel 14 is driven by a power device to drive the door leaf 35 to rotate so as to open or close the ventilation opening 11, when fire breaks out from the outside, the power device drives the door leaf 35 to close the ventilation opening 11, then the movable screw rod 49 is driven to rotate, so that the movable block 23 drives the fireproof curtain 20 to move rightwards, the fireproof and heat-insulating effects are achieved, then, the valve control device opens the water tank 27 to spray the water in the water storage cavity 26 within the fire window for extinguishing or preventing the fire from spreading.
Beneficially or exemplarily, the power device includes a power cavity 36, a power motor 37 is fixedly arranged on the right end wall of the power cavity 36, the left end of the power motor 37 is in power connection with a power spline shaft 38, the left end of which is in rotational connection with the left end wall of the power cavity 36, a connecting spline housing 39 is in spline connection with the power spline shaft 38, a threaded block 50 is rotatably connected to the periphery of the connecting spline housing 39, a conversion device is arranged on the right side of the power cavity 36, the threaded block 50 is in power connection with the conversion device, the power cavity 36 is communicated with the moving groove 22 on the upper side, the right end of the moving screw rod 49 on the upper side extends into the power cavity 36 and is used for being engaged with the connecting spline housing 39, a transmission gear 40 is engaged with the rear end of the connecting spline housing 39, a transmission rotating shaft 41, the right end of which is in rotational connection with the right end wall of the power cavity 36, the power cavity 36 left side communicates with each other and is equipped with transmission cavity 46, transmission shaft 41 left end stretches into in the transmission cavity 46 and set firmly first bevel gear 48, the terminal surface meshing is connected with second bevel gear 47 under first bevel gear 48, transmission cavity 46 with it is equipped with transmission belt groove 42 to communicate between the door rotary groove 12, bilateral symmetry is equipped with drive pulley 43 in the transmission belt groove 42, door rotary shaft 13 upper end stretches into in the transmission belt groove 42 and with drive pulley 43 links firmly, pass through drive belt 44 power connection between the drive pulley 43, the right side door rotary shaft 13 upper end stretches into in the transmission cavity 46 and with second bevel gear 47 links firmly.
Advantageously or exemplarily, the conversion device comprises a conversion cavity 57, a third bevel gear 59 is rotatably arranged in the conversion cavity 57 through a connecting rotating shaft 58, a connecting cavity 54 is arranged in communication with the left side of the conversion cavity 57, a connecting gear 56 is fixedly arranged on the left end of the connecting rotating shaft 58 and is rotatably connected with the left end wall of the connecting cavity 54, a meshing gear 55 is connected to the front end surface of the connecting gear 56 in a meshing manner, a threaded rod 52 with the right end rotatably connected with the right end wall of the connecting cavity 54 is fixedly arranged at the axle center of the meshing gear 55, a moving cavity 51 is arranged between the connecting cavity 54 and the power cavity 36 in a communication manner, the left end of the threaded rod 52 is rotatably connected with the left end wall of the moving cavity 51, the front end of the threaded block 50 extends into the moving cavity 51 and is in threaded connection with the threaded rod 52, a hollow fourth bevel gear 60 in meshing connection with the third bevel gear 59 is rotatably arranged in the, a spline block 67 is connected to the inner spline of the fourth bevel gear 60, a conversion spline shaft 61 is fixedly arranged at the axis of the spline block 67, an extrusion device is arranged at the upper side of the conversion cavity 57, the upper end of the conversion spline shaft 61 is rotationally connected with the extrusion device, an engagement cavity 68 is communicated with the lower side of the conversion cavity 57, a conversion motor 71 is fixedly arranged at the lower side of the engagement cavity 68, a conversion spline housing 72 is dynamically connected with the upper end of the conversion motor 71, the lower end of the conversion spline shaft 61 penetrates through the engagement cavity 68 to be connected with the conversion spline housing 72 in a spline manner, a conversion gear 69 is arranged on the conversion spline shaft 61, a linkage gear 70 for being engaged with the conversion gear 69 is rotationally arranged at the left side of the conversion gear 69, a belt rotating shaft 74 with the upper end wall of the engagement cavity 68 is rotationally connected with the axis of the linkage gear 70, a connecting belt, the lower end of the belt rotating shaft 74 is rotatably connected with the lower end wall of the connecting belt groove 73, a connecting belt pulley 75 is fixedly arranged on the belt rotating shaft, and the connecting belt pulley 75 is in power connection with the valve control device through a connecting belt 76.
Beneficially or exemplarily, the pressing device includes a pressing groove 62 with a downward opening communicated with the upper moving groove 22, a pressing block 63 with a lower end extending into the moving groove 22 is slidably disposed in the pressing groove 62, a connecting groove 64 is disposed between the pressing groove 62 and the conversion chamber 57, a connecting rod 65 with a left end fixedly connected with a right end face of the pressing block 63 is slidably disposed in the connecting groove 64, an upper end of the conversion spline shaft 61 extends into the connecting groove 64 and is rotatably connected with the connecting rod 65, and a connecting spring 66 with a lower end fixedly connected with a lower end wall of the connecting groove 64 is fixedly disposed on a lower end face of the connecting rod 65.
Beneficially or exemplarily, the valve control device comprises a valve control sliding groove 29 with a forward opening and communicated with the water tank 27, a valve block 30 with a front end abutting against the front end wall of the water tank 27 is slidably arranged in the valve control sliding groove 29, a reset assembly 31 is fixedly arranged on the left end surface of the valve block 30, a rotating groove 32 is communicated with the right side of the valve control sliding groove 29, a fixed gear 34 with a left end meshed with the valve block 30 is rotatably arranged in the rotating groove 32 through a rotating shaft 33, the upper side of the rotating groove 32 is communicated with the connecting belt groove 73, and the upper end of the rotating shaft 33 is rotatably connected with the upper end wall of the connecting belt groove 73 and is in power connection with the connecting belt 75 through a connecting belt 76.
In the initial state, the transmission gear 40 is meshed with the connecting spline housing 39, the rotating gear 53 is not connected with the connecting spline housing 39, the spline block 67 is splined with the fourth bevel gear 60, the switching gear 69 is not connected with the interlocking gear 70, the fixed rod 21 is positioned in the contraction groove 15 on the left side, and the valve block 30 blocks the water circulation in the water tank 27.
When the device needs to work, the power motor 37 works to drive the power spline shaft 38 to rotate, the connecting spline housing 39 drives the transmission gear 40 to rotate, so that the first bevel gear 48 drives the second bevel gear 47 to rotate, when the power motor 37 rotates forward, the left door leaf 35 rotates around the left door rotating shaft 13 overlooking anticlockwise and the right door leaf 35 rotates around the right door rotating shaft 13 anticlockwise to open the ventilation opening 11, when the power motor 37 rotates reversely, when the door leaf 35 rotates reversely, the left door leaf 35 rotates around the left door rotating shaft 13 overlooking clockwise and the right door leaf 35 rotates around the right door rotating shaft 13 clockwise to close the ventilation opening 11, when a fire disaster happens in a downstairs or upstairs room, in order to avoid the spread or spread of the fire disaster, the door leaf 35 closes the ventilation opening 11, the conversion motor 71 works to drive the conversion spline housing 72 to rotate, and the conversion spline shaft 61 drives, when the fourth bevel gear 60 is rotated, the third bevel gear 59 drives the connecting gear 56 to rotate, and when the engaging gear 55 is rotated, the threaded rod 52 is rotated, the threaded block 50 drives the connecting spline housing 39 to move leftwards until the connecting spline housing 39 is disengaged from the transmission gear 40 and the connecting spline housing 39 is engaged with the rotating gear 53, the power motor 37 operates to drive the rotating gear 53 to rotate, the moving screw 49 is rotated through the synchronous belt 25, the moving block 23 drives the fixed rod 21 to move rightwards to the right-side shrinkage groove 15, the fireproof curtain 20 is located at the front side of the door leaf 35 to close the ventilation opening 11 for preventing the spread of fire, when the moving block 23 at the upper side moves to the right-side limit position of the shrinkage groove 15 at the right side, the pushing and squeezing block 63 drives the connecting rod 65 to ascend, the converting spline shaft 61, the spline block 67 is disengaged from the fourth bevel gear 60 and the converting gear 69 is engaged with the interlocking, then, the switching motor 71 is operated, the switching spline housing 72 drives the switching gear 69 to rotate, the interlocking gear 70 drives the connecting belt pulley 75 to rotate, the fixed gear 34 rotates clockwise when viewed from above through the connecting belt 76, the valve block 30 moves backward to open the water tank 27, the water in the water storage chamber 26 is sprayed to the front side of the fire curtain 20 through the water spray opening 28, and the fire on the front side of the air vent 11 is extinguished.
The invention has the beneficial effects that: the fire-proof door is simple in structure and convenient to operate, the professional fire-proof curtain is additionally arranged in front of the door, the fire-proof curtain is contracted in a wall body initially, the attractiveness of the door is not affected, the indoor space can be separated by the fire-proof curtain to serve as a safe region when an outdoor fire disaster occurs and cannot escape, water in the water storage cavity starts to spray after the fire-proof curtain works, the fire in front of the door is extinguished, smoke is prevented from entering the indoor space, high temperature caused by the outdoor fire disaster is reduced, the indoor safety is improved, the automation degree of the fire-proof door is high, the energy consumption is low, the fire-proof operation is automatically started, and the fire-proof door is.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (1)
1. The smoke-blocking fireproof door comprises a wall body, wherein a ventilation opening penetrating through the wall body is formed in the wall body, door rotating grooves with opposite openings are symmetrically arranged in the left and right of the ventilation opening in a communicating mode, a door rotating shaft with the upper end and the lower end rotatably connected with the upper end wall and the lower end wall of the door rotating groove respectively is rotatably arranged in the door rotating groove, a door rotating wheel is fixedly arranged on the door rotating shaft, a power device is arranged on the upper side of the ventilation opening, the upper end of the door rotating shaft on the right side is fixedly connected with the power device, a door leaf extending into the ventilation opening is fixedly arranged at one end, close to the ventilation opening, of the door rotating wheel, a contraction groove with the opening opposite to the door rotating groove is arranged at the outer side of the door rotating groove, a fixed rod is arranged in the contraction groove on the left side in a, the lower end of the fixed rod is fixedly connected with the movable block on the lower side, a movable screw rod in threaded connection with the movable block is rotationally arranged in the movable groove, the right side of the movable groove is communicated with a synchronous groove, the right end of the movable screw rod is rotationally connected with the right end wall of the synchronous groove, the movable screw rod in the synchronous groove is in power connection through a synchronous belt, the right end of the movable screw rod on the upper side is in power connection with the power device, the left side of the contraction groove on the left side is communicated with a placing cavity, a winding wheel is rotationally arranged in the placing cavity through a winding rotating shaft, a torsion spring is fixedly arranged at the lower end of the winding rotating shaft, a fire-proof curtain is fixedly wound on the winding wheel, the right end of the fire-proof curtain extends into the contraction groove and is fixedly connected with the fixed rod, a water storage cavity, the left end of the water tank is fixedly provided with a water spray opening, a valve control device is arranged in the water tank and used for controlling the opening and closing of the water tank, the door rotating wheel is driven by a power device to drive the door leaf to rotate so as to open or close the ventilation opening, when a fire disaster occurs outside, the power device drives the door leaf to close the ventilation opening, then the movable screw rod is driven to rotate, the movable block drives the fire-proof curtain to move rightwards, the fire-proof and heat-insulation effects are achieved, and then the valve control device opens the water tank to spray water in the water storage cavity within the range of the fire-proof window so as to extinguish or prevent the spread of the fire; the power device comprises a power cavity, a power motor is fixedly arranged on the right end wall of the power cavity, the left end of the power motor is in power connection with a power spline shaft of which the left end is rotationally connected with the left end wall of the power cavity, a connecting spline sleeve is in spline connection with the power spline shaft, a thread block is rotationally connected with the periphery of the connecting spline sleeve, a conversion device is arranged on the right side of the power cavity, the thread block is in power connection with the conversion device, the power cavity is communicated with the moving groove on the upper side, the right end of the moving screw rod on the upper side extends into the power cavity and is used for being engaged with a rotating gear connected with the connecting spline sleeve, the rear end of the connecting spline sleeve is engaged with a transmission gear, a transmission rotating shaft of which the right end is rotationally connected with the right end wall of the power cavity is fixedly arranged at the axis of the transmission gear, a transmission cavity is communicated with the left side, the lower end face of the first bevel gear is connected with a second bevel gear in a meshed mode, a transmission belt groove is communicated between the transmission cavity and the door rotating groove, transmission belt pulleys are symmetrically arranged in the transmission belt groove in a left-right mode, the upper end of the door rotating shaft extends into the transmission belt groove and is fixedly connected with the transmission belt pulleys, the transmission belt pulleys are in power connection through the transmission belt, and the upper end of the door rotating shaft on the right side extends into the transmission cavity and is fixedly connected with the second bevel gear; the conversion device comprises a conversion cavity, a third bevel gear is rotatably arranged in the conversion cavity through a connecting rotating shaft, a connecting cavity is communicated with the left side of the conversion cavity, the left end of the connecting rotating shaft is rotatably connected with the left end wall of the connecting cavity and is fixedly provided with a connecting gear, the front end surface of the connecting gear is engaged and connected with an engaging gear, a threaded rod with the right end rotatably connected with the right end wall of the connecting cavity is fixedly arranged at the axis of the engaging gear, a moving cavity is communicated between the connecting cavity and the power cavity, the left end of the threaded rod is rotatably connected with the left end wall of the moving cavity, the front end of the threaded block extends into the moving cavity and is in threaded connection with the threaded rod, a hollow fourth bevel gear engaged and connected with the third bevel gear is rotatably arranged in the conversion cavity, a spline block is connected in the fourth bevel gear through an internal spline, and a conversion spline shaft is fixedly arranged, an extrusion device is arranged on the upper side of the conversion cavity, the upper end of the conversion spline shaft is rotationally connected with the extrusion device, the lower side of the conversion cavity is communicated with an engaging cavity, the lower side of the engaging cavity is fixedly provided with a conversion motor, the upper end of the conversion motor is connected with a conversion spline housing, the lower end of the conversion spline shaft penetrates through the meshing cavity to be connected with the conversion spline housing through a spline, a conversion gear is arranged on the conversion spline shaft, a linkage gear which is engaged and connected with the conversion gear is rotationally arranged on the left side of the conversion gear, a belt rotating shaft with the upper end rotationally connected with the upper end wall of the engagement cavity is fixedly arranged at the axle center of the linkage gear, a connecting belt groove is communicated with the lower side of the meshing cavity, the lower end of the belt rotating shaft is rotationally connected with the lower end wall of the connecting belt groove, a connecting belt pulley is fixedly arranged on the lower end of the belt rotating shaft, and the connecting belt pulley is in power connection with the valve control device through a connecting belt; the extruding device comprises an extruding groove with a downward opening communicated with the moving groove on the upper side, an extruding block with the lower end extending into the moving groove is arranged in the extruding groove in a sliding mode, a connecting groove is formed between the extruding groove and the conversion cavity in a communicating mode, a connecting rod with the left end fixedly connected with the right end face of the extruding block is arranged in the connecting groove in a sliding mode, the upper end of the conversion spline shaft extends into the connecting groove and is rotatably connected with the connecting rod, and a connecting spring with the lower end fixedly connected with the lower end wall of the connecting groove is fixedly arranged on the lower end face of the connecting rod; the valve accuse device include the opening forward with the communicating valve accuse spout of basin, slide in the valve accuse spout be equipped with the front end with the valve block of basin front end wall butt, valve block left end face has set firmly reset assembly, valve accuse spout right side communicates with each other and is equipped with the rotation groove, rotate the inslot through the axis of rotation rotate be equipped with the left end with the fixed gear that the valve block meshing is connected, rotate the groove upside with connect the race to communicate with each other, the axis of rotation upper end with connect the race upper end wall rotate to be connected and through connecting the belt with connect the race power and connect.
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| CN201910315202.8A CN110005317B (en) | 2019-04-18 | 2019-04-18 | Smoke-proof fire-proof door |
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| CN201910315202.8A CN110005317B (en) | 2019-04-18 | 2019-04-18 | Smoke-proof fire-proof door |
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| CN110005317B true CN110005317B (en) | 2020-12-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111075338B (en) * | 2019-12-18 | 2020-09-08 | 东阳东进电子科技有限公司 | Sunshading board with anti-eavesdropping function |
| CN111005660B (en) * | 2019-12-28 | 2021-07-27 | 广东盈盾科技有限公司 | Full-automatic fire extinguishing smoke removing fireproof door |
| CN112569491B (en) * | 2021-01-05 | 2021-11-09 | 云道图(山东)智能技术有限公司 | Intelligent control device for fire fighting access |
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| CN2423391Y (en) * | 2000-05-17 | 2001-03-14 | 深圳市通晓实业有限公司 | Side spray type fire-proof rolling shutter door |
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Effective date of registration: 20201215 Address after: No.9 Yongyue Road, economic development zone, Dafeng District, Yancheng City, Jiangsu Province Applicant after: Jiangsu Huaguo Security Co.,Ltd. Address before: No.32, Huafeng Road, Xiacheng District, Hangzhou City, Zhejiang Province Applicant before: HANGZHOU ZHITIAN E-COMMERCE Co.,Ltd. |
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