CN208330103U - A kind of fire resistant doorsets convenient for ventilation - Google Patents
A kind of fire resistant doorsets convenient for ventilation Download PDFInfo
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- CN208330103U CN208330103U CN201820544887.4U CN201820544887U CN208330103U CN 208330103 U CN208330103 U CN 208330103U CN 201820544887 U CN201820544887 U CN 201820544887U CN 208330103 U CN208330103 U CN 208330103U
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- resistant doorsets
- fire resistant
- ventilation
- fire
- door frame
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Abstract
The utility model is a kind of fire resistant doorsets convenient for ventilation, including fireproof door frame, hinge for fireproof, fire resistant doorsets, door closer, Fire-proof lock, ventilation device, observation window, the sense of switching value cigarette, track, swivel becket, cyclic annular rack gear, motor, switching device, blade, cylinder, switching shaft, electromagnet, permanent magnet, spring, fireproof door frame is fixedly connected on the door opening of wall, fire resistant doorsets are hinged in fireproof door frame, door closer is located at the top of fire resistant doorsets, Fire-proof lock is located at the fire resistant doorsets not side hinged with fireproof door frame, and ventilation device is located at fire resistant doorsets lower part.When the ventilation device routine use of the utility model, blade opened with certain angle is made by electromagnet, permanent magnet, guarantees the daily ventilation of passageway for fire apparatus；When fire behavior occurs, so that blade is kept vertical by the sense of switching value cigarette, spring, so that fire resistant doorsets is kept closed state, effectively prevent the toxic gases such as dense smoke to scurry into passageway for fire apparatus by ventilation opening, reduce security risk.
Description
Technical field
The utility model relates to fire equipment technical field more particularly to a kind of fire resistant doorsets convenient for ventilation.
Background technique
Fire resistant doorsets refer to is able to satisfy the door that fire stability, integrality and thermal insulation require within a certain period of time, it is to set
There are the fire protection separators of certain fire resistance in fire protection interval, emergency staircase, vertical shaft etc..Existing most of fire prevention
Door be it is closed, for not can guarantee passageway for fire apparatus ventilation used in everyday when passageway for fire apparatus, and fraction is equipped with ventilation opening
The ventilation of passageway for fire apparatus when fire resistant doorsets ensure that routine use although, but when fire behavior occurs, the toxic gases such as dense smoke pass through logical
Passageway for fire apparatus is scurried into air port to cause secondary injury to the survivor in passageway for fire apparatus, increase security risk.
Summary of the invention
The utility model aims to solve the problem that the deficiencies in the prior art, and provides a kind of fire resistant doorsets convenient for ventilation.
In order to achieve the above object, the utility model adopts the following technical solutions:
A kind of fire resistant doorsets convenient for ventilation, including fireproof door frame, the fireproof door frame are fixedly connected on the door opening on wall
Interior, side is hinged with fire resistant doorsets by several hinge for fireproof in the fireproof door frame, the fire resistant doorsets not with the fireproof door frame
Hinged side is equipped with Fire-proof lock, is equipped with door closer, the other end of the door closer and the fire resistant doorsets at the top of the fire resistant doorsets
Arch is fixedly connected, and the fire resistant doorsets lower part is equipped with ventilation device,
The ventilation device includes cricoid track, and the track is fixedly connected on the ventilation hole of the fire resistant doorsets bottom
It is interior, swivel becket is rotatably connected in the track, the outside of the swivel becket side is equipped with cyclic annular rack gear, and the track outside is fixed
There is motor, the output shaft of the motor is protruded into the track and engaged by gear with the cyclic annular rack gear, the swivel becket
Inside is equipped with several switching devices, and the switching device includes cylinder, and the cylinder is fixedly connected on the swivel becket, described
Switching shaft is rotatably connected in cylinder, the cylinder side is installed with electromagnet, and the cylinder is equipped with the side of the electromagnet
Equipped with a shaped opening, permanent magnet is equipped in the opening, the permanent magnet is fixedly connected with the switching shaft, on the permanent magnet
It is connected with spring, the spring is fixedly connected from the other side for being not provided with the electromagnet with the cylinder, and the one of the switching shaft
Blade is stretched out outside the cylinder and is fixed at end, and all the blades will can block completely inside the swivel becket, the blade
Edge be equipped with sealing joint strip,
The sense of switching value cigarette is equipped at the top of the fire resistant doorsets, the output end of the switching value cigarette sense passes through conducting wire and normally closed relay
The control terminal of device is connected, and the normally closed relay is connected with battery, the electromagnet and the motor.
The number of the hinge for fireproof is three.
The number of the blade is four and material is ALC plate.
Observation window is additionally provided on the fire resistant doorsets.
The beneficial effects of the utility model are: passing through electromagnet, permanent magnetism when the ventilation device routine use of the utility model
Iron makes blade opened with certain angle, guarantees the daily ventilation of passageway for fire apparatus；When fire behavior occurs, pass through the sense of switching value cigarette, spring
So that blade is kept vertical, so that fire resistant doorsets is kept closed state, effectively prevent the toxic gases such as dense smoke to scurry by ventilation opening and disappear
Anti- channel, reduces security risk.
Detailed description of the invention
Fig. 1 is the main view of the utility model；
Fig. 2 is the front sectional view of ventilation device；
Fig. 3 is the structural schematic diagram of switching device；
In figure: 1- fireproof door frame；2- hinge for fireproof；3- fire resistant doorsets；4- door closer；5- Fire-proof lock；6- ventilation device；7- is seen
Examine window；8- switching value cigarette sense；61- track；62- swivel becket；63- ring-type rack gear；64- motor；65- switching device；66- blade；
651- cylinder；652- switching shaft；653- electromagnet；654- permanent magnet；655- spring；
It is described in detail below with reference to the embodiments of the present invention referring to attached drawing.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
As shown, a kind of fire resistant doorsets convenient for ventilation, including fireproof door frame 1, the fireproof door frame 1 are fixedly connected on wall
In door opening on body, side is hinged with fire resistant doorsets 3 by several hinge for fireproof 2 in the fireproof door frame 1, and the fire resistant doorsets 3 are not
It is equipped with Fire-proof lock 5 with the hinged side of the fireproof door frame 1, is equipped with door closer 4 at the top of the fire resistant doorsets 3, the door closer 4
It being fixedly connected at the top of the other end and the fireproof door frame 1,3 lower part of fire resistant doorsets is equipped with ventilation device 6,
The ventilation device includes cricoid track 61, and the track 61 is fixedly connected on the logical of 3 bottom of fire resistant doorsets
In wind-tunnel, swivel becket 62 is rotatably connected in the track 61, the outside of 62 side of swivel becket is equipped with cyclic annular rack gear 63, described
Motor 64 is installed with outside track 61, the output shaft of the motor 64 protrudes into the track 61 and by gear and the ring-type
Rack gear 63 engages, and several switching devices 65 is equipped on the inside of the swivel becket 62, the switching device 65 includes cylinder 651, described
Cylinder 651 is fixedly connected on the swivel becket 62, and switching shaft 652, the cylinder 651 1 are rotatably connected in the cylinder 651
Side is installed with electromagnet 653, and the side that the cylinder 651 is equipped with the electromagnet 653 is equipped with a shaped opening, in the opening
Equipped with permanent magnet 654, the permanent magnet 654 is fixedly connected with the switching shaft 652, is connected with spring on the permanent magnet 654
655, the spring 655 is fixedly connected from the other side for being not provided with the electromagnet 653 with the cylinder 651, the switching shaft
It is outer and be fixed with blade 66 that the cylinder 651 is stretched out in 652 one end, all the blades 66 can will 62 inside of swivel becket it is complete
It blocking entirely, the edge of the blade 66 is equipped with sealing joint strip,
Be equipped with switching value cigarette sense 8 at the top of the fire resistant doorsets 3, the output end of the switching value cigarette sense 8 by conducting wire with it is normally closed
The control terminal of relay is connected, and the normally closed relay is connected with battery, the electromagnet 653 and the motor 64.
The number of the hinge for fireproof 2 is three.
The number of the blade 66 is four and material is ALC plate.
Observation window 7 is additionally provided on the fire resistant doorsets 3.
When the utility model is used, fire resistant doorsets 3 keep normally off under the action of door closer 4, when routine use, electromagnetism
Iron 653 is powered, and forms opposite magnetic pole with the opposite face of permanent magnet 654 in electromagnet 653, electromagnet 653 attracts permanent magnet 654
It is tilted a certain angle blade 66, motor 64 is powered, and drives swivel becket 62 in track by gear drive, cyclic annular rack gear 63
Rotation makes entire ventilation device 6 serve as ventilation fan, guarantees the daily ventilation of passageway for fire apparatus to rotate with movable vane piece 66 in 61；
When fire behavior occurs, switching value cigarette sense 8 disconnects normally closed relay after detecting dense smoke, so that electromagnet 653, motor 64 be made to lose
Electricity, permanent magnet 654 are pulled under the action of spring 655, so that whole blades 66 is kept vertical and will all be hidden in swivel becket 62
Gear closes fire resistant doorsets 3, effectively prevents fire behavior sprawling and toxic gas diffusion, reduces security risk.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specific implementation not by
The limitation of aforesaid way, if the method concept of the utility model and the various improvement of technical solution progress are used, or without
Improvement directly applies to other occasions, both is within the protection scope of the present invention.
Claims (4)
1. a kind of fire resistant doorsets convenient for ventilation, including fireproof door frame (1), which is characterized in that the fireproof door frame (1) is fixedly connected
In door opening on wall, the interior side of the fireproof door frame (1) is hinged with fire resistant doorsets (3) by several hinge for fireproof (2), described
Fire resistant doorsets (3) are not equipped with Fire-proof lock (5) with the hinged side of the fireproof door frame (1), are equipped at the top of the fire resistant doorsets (3) and close door
The other end and the fireproof door frame (1) top of device (4), the door closer (4) are fixedly connected, and fire resistant doorsets (3) lower part is set
There are ventilation device (6),
The ventilation device includes cricoid track (61), and the track (61) is fixedly connected on the fire resistant doorsets (3) bottom
It in ventilation hole, is rotatably connected with swivel becket (62) in the track (61), the outside of swivel becket (62) side is equipped with ring tooth
Item (63), the track (61) is external to be installed with motor (64), and the output shaft of the motor (64) protrudes into the track (61)
And engaged by gear with the cyclic annular rack gear (63), several switching devices (65) are equipped on the inside of the swivel becket (62), it is described
Switching device (65) includes cylinder (651), and the cylinder (651) is fixedly connected on the swivel becket (62), the cylinder
(651) it is rotatably connected with switching shaft (652) in, cylinder (651) side is installed with electromagnet (653), on the cylinder (651)
Side equipped with the electromagnet (653) is equipped with a shaped opening, is equipped with permanent magnet (654) in the opening, the permanent magnet
(654) be fixedly connected with the switching shaft (652), be connected with spring (655) on the permanent magnet (654), the spring (655) from
The other side for being not provided with the electromagnet (653) is fixedly connected with the cylinder (651), and one end of the switching shaft (652) is stretched
The cylinder (651) outside and is fixed with blade (66) out, all the blades (66) can will the swivel becket (62) it is internal completely
It blocking, the edge of the blade (66) is equipped with sealing joint strip,
Switching value cigarette sense (8) is equipped at the top of the fire resistant doorsets (3), the output end of the switching value cigarette sense (8) is by conducting wire and often
The control terminal for closing relay is connected, and the normally closed relay and battery, the electromagnet (653) and the motor (64) are gone here and there
Connection.
2. the fire resistant doorsets according to claim 1 convenient for ventilation, which is characterized in that the number of the hinge for fireproof (2) is
Three.
3. the fire resistant doorsets according to claim 1 convenient for ventilation, which is characterized in that the number of the blade (66) is four
And material is ALC plate.
4. the fire resistant doorsets according to claim 1 convenient for ventilation, which is characterized in that be additionally provided with sight on the fire resistant doorsets (3)
Examine window (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820544887.4U CN208330103U (en) | 2018-04-17 | 2018-04-17 | A kind of fire resistant doorsets convenient for ventilation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820544887.4U CN208330103U (en) | 2018-04-17 | 2018-04-17 | A kind of fire resistant doorsets convenient for ventilation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330103U true CN208330103U (en) | 2019-01-04 |
Family
ID=64781719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820544887.4U Active CN208330103U (en) | 2018-04-17 | 2018-04-17 | A kind of fire resistant doorsets convenient for ventilation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330103U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734278A (en) * | 2020-07-30 | 2020-10-02 | 浙江钱一塔消防科技有限公司 | Prevent fire door that unexpected closed |
-
2018
- 2018-04-17 CN CN201820544887.4U patent/CN208330103U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734278A (en) * | 2020-07-30 | 2020-10-02 | 浙江钱一塔消防科技有限公司 | Prevent fire door that unexpected closed |
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