CN209277783U - It is a kind of to prevent the double of flue gas leakage from opening fire resistant doorsets - Google Patents
It is a kind of to prevent the double of flue gas leakage from opening fire resistant doorsets Download PDFInfo
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- CN209277783U CN209277783U CN201821154004.5U CN201821154004U CN209277783U CN 209277783 U CN209277783 U CN 209277783U CN 201821154004 U CN201821154004 U CN 201821154004U CN 209277783 U CN209277783 U CN 209277783U
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- door leaf
- resistant doorsets
- flue gas
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- fire resistant
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Abstract
The utility model belongs to fire proof construction technical field, be intended to provide it is a kind of prevent that flue gas from revealing double open fire resistant doorsets, its key points of the technical solution are that including top beam, bottom beam, first column and the second column, first door leaf and the second door leaf have been respectively articulated on first column and the second column, it further include sealing device, sealing device includes the accommodating case that top in the middle part of top beam is arranged in, rotating turret is equipped with spool in the horizontal direction in accommodating case, coiling has fire resisting shutter on spool, guide groove is offered along the vertical direction in the middle part of the top beam, the end of fire resisting shutter is located in guide groove, and fire resisting shutter end is equipped with actuator, sealing device further includes the seal groove for being provided with first door leaf Yu the second door leaf junction along the vertical direction, seal groove is connected to guide groove；It is this to prevent the double of flue gas leakage from opening the advantages of fire resistant doorsets effectively by double gap shieldings opened between the door leaf of fire resistant doorsets two sides with that prevent flue gas from overflowing, and will not influence fire resistant doorsets opening and closing.
Description
Technical field
The utility model relates to fire proof construction technical fields, in particular to a kind of to prevent the double of flue gas leakage from opening fire resistant doorsets.
Background technique
Fire resistant doorsets refer to is able to satisfy the door that fire stability, fire resistant doorsets integrality and thermal insulation require within a certain period of time.
It is the fire protection separators with certain fire resistance for being located at fire protection interval, emergency staircase, vertical shaft etc., in addition to tool
Play the role of outside common door, has the function of preventing fire spreading and flue gas diffusion, the intensity of a fire can be prevented within a certain period of time
Sprawling, it is ensured that evacuating personnel.
Currently, the Chinese patent that notification number is CN204299426U discloses a kind of fire resistant doorsets, it includes doorframe, and setting
Door leaf on the inside of doorframe, and it is set to the fireproof door closer at the top of door leaf；And it is set to the fire prevention between door leaf and doorframe
Hinge；And it is opened in the square through hole in the middle part of door body；Compound heat-insulation flame resistant glass is provided on the inside of the square through hole；And it sets
The fireproofing door lock being placed on a door leaf；And it is set to the fire prevention bolt of door leaf bottom and top；And to close a flame damper another for setting
Fire prevention Syn-position device on the door leaf of side.
Although this fire resistant doorsets solve the problems, such as that fireproof door frame in the prior art and door leaf fitting are not tight enough, still
Still there are gaps between its two sides door leaf, and after fire occurs, dense smoke is overflowed between the door leaf of two sides, threatens safety area not
Evacuation personnel.
Utility model content
The utility model be to provide it is a kind of prevent that flue gas from revealing it is double open fire resistant doorsets, have can effectively by it is double open it is anti-
Gap shielding between the door leaf of vent two sides, prevents flue gas from overflowing, and will not influence the advantages of fire resistant doorsets are opened and closed.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of to prevent the double of flue gas leakage from opening fire resistant doorsets, including top beam, bottom beam, the first column and the second column, first is vertical
It has been respectively articulated with first door leaf and the second door leaf on column and the second column, has further included sealing device, the sealing device includes setting
The accommodating case of the top in the middle part of top beam is set, rotating turret is equipped with spool to accommodating case in the horizontal direction in wall, and in accommodating case,
Coiling has fire resisting shutter on spool, offers guide groove in the middle part of the top beam along the vertical direction, and guide groove and accommodating case bottom connect
Logical, the end of fire resisting shutter is located in guide groove, and fire resisting shutter end is equipped with actuator, and sealing device further includes along vertical side
To the seal groove for being provided with first door leaf Yu the second door leaf junction, seal groove is connected to guide groove, the guide groove bottom side
Wall offers the groove being connected to top beam side, and actuator is located in groove, and the groove side wall offers and first door leaf
The sliding slot being connected to the second door leaf surface, sliding slot are arranged along the vertical direction, and are located at immediately below groove.
By using above-mentioned technical proposal, when fire occurs, actuator enters sliding slot out of groove, and along the chute to downslide
It is dynamic, drive fire resisting shutter to enter seal groove out of guide groove, along the drops down in seal groove, by first door leaf and the second door leaf
Between gap shielding, can prevent flue gas from overflowing from this；When fire not occurring, fire resisting shutter coiling is located on spool
In accommodating case, actuator is located in the groove on top beam side, will not influence the normal opening and closing of fire resistant doorsets.
Further setting: the lock piece for lockking actuator is additionally provided on the bottom beam.
By using above-mentioned technical proposal, when actuator is snapped down to sliding slot bottom end, the lock piece on bottom beam is lockked, into
And fix fire resisting shutter, so that its stabilization is effectively blocked the gap between first door leaf and the second door leaf.
Further setting: the actuator is pull ring, and the end of pull ring and fire resisting shutter is flexibly connected, and the lock piece is
Hook, hook are fixedly arranged on bottom beam side.
By using above-mentioned technical proposal, the pull ring connecting with fire resisting shutter end is pulled downward on, fireproof rolling can be driven
Curtain is unfolded in sliding slot, easy to operate；After pull ring is snapped down to sliding slot bottom end, pull ring is buckled on hook, pull ring can be lockked；
Pull ring and fire resisting shutter end are flexibly connected, convenient for changing the angles and positions of pull ring, to cooperate with hook.
Further setting: the recess sidewall is embedded with magnet, and the pull ring uses ferrimagnet.
By using above-mentioned technical proposal, magnet adsorbs pull ring, is close to it with recess sidewall, avoids pull ring under top beam
Surface is stretched out, and fire resistant doorsets opening and closing is influenced.
Further setting: the actuator is sliding block, and the lock piece includes the locked groove for being opened in top beam upper surface, locked groove
Immediately below sliding slot, side wall is equipped with elastic spacing pin, and the sliding block bottom end is convex equipped with matching with elastic spacing pin
Edge.
By using above-mentioned technical proposal, sliding block slide downward along the chute is driven, fire resisting shutter can be driven in seal groove
Interior expansion；When sliding block is snapped down to sliding slot bottom end, in the flange insertion locked groove of sliding block bottom end, and matched with elastic spacing pin, bullet
Property spacer pin deviate from flange can not out of locked groove, so that sliding block be lockked.
Further setting: the fire resisting shutter end is connected with support frame, and the actuator and support frame are affixed.
By using above-mentioned technical proposal, support frame props up the end of fire resisting shutter, and actuator drives support frame in turn
During drawing fire resisting shutter expansion, fire resisting shutter remains smooth, without the turnup in seal groove.
Further setting: the spool is equipped with the clockwork spring for driving spool retracting fire resisting shutter, clockwork spring one end and volume
Axis is affixed, and the other end and accommodating case inner wall are affixed.
By using above-mentioned technical proposal, when fire not occurring, clockwork spring drives spool to furl fire resisting shutter, and drives driving
Part moves up, and is close to groove inner wall, and actuator is avoided to drive fire resisting shutter ends drooped down, influences after stretching out from top beam lower surface anti-
Vent opening and closing.
Further setting: being provided with guiding axis in the horizontal direction in the accommodating case, guiding axis is located at right above guide groove.
By using above-mentioned technical proposal, guiding axis is located at right above guide groove, and fire resisting shutter is around vertical after guiding axis
Downwards, it is slided in guide groove and seal groove, avoids fire resisting shutter and guide groove top edge from rubbing impaired.
In conclusion the utility model has the following beneficial effects:
1, double gap shieldings opened between the door leaf of fire resistant doorsets two sides can be prevented flue gas from overflowing by setting fire resisting shutter；
2, when fire not occurring, actuator and fire resisting shutter are contracted in top beam, will not influence fire resistant doorsets opening and closing；
3, it keeps smooth when fire resisting shutter is unfolded in seal groove, and is fixed by lock piece, effectively will can be stablized
Gap shielding between first door leaf and the second door leaf.
Detailed description of the invention
Fig. 1 be in embodiment 1 for embody it is a kind of prevent that flue gas from revealing double open Fireproof door structure schematic diagram；
Fig. 2 is in embodiment 1 for embodying schematic diagram of sealing device；
Fig. 3 is in embodiment 1 for embodying accommodating case schematic diagram of internal structure；
Fig. 4 is connection relationship diagram between fire resisting shutter, actuator in embodiment 1；
Fig. 5 is in embodiment 1 for embodying lock piece structural schematic diagram；
Fig. 6 is connection relationship diagram between fire resisting shutter, actuator in embodiment 2；
Fig. 7 is in embodiment 2 for embodying lock piece structural schematic diagram.
In figure, 1, top beam；2, bottom beam；3, the first column；4, the second column；5, first door leaf；6, the second door leaf；7, it seals
Device；21, lock piece；22, it links up with；23, locked groove；24, elastic spacing pin；71, accommodating case；72, fire resisting shutter；73, guide groove；
74, actuator；75, seal groove；76, groove；77, sliding slot；78, magnet；711, spool；712, clockwork spring；713, guiding axis；721,
Support frame；741, pull ring；742, sliding block；743, flange.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment 1: it is a kind of to prevent the double of flue gas leakage from opening fire resistant doorsets, as shown in Figure 1, the first column 3 and the second column 4 are perpendicular
Straight setting, the two top are connected to top beam 1, and bottom end is connected to bottom beam 2, and first door leaf 5 is hinged on the first column 3, the second column 4
On be hinged with the second door leaf 6, be additionally provided with sealing device 7 on the central axes of fire resistant doorsets.
As shown in Fig. 2, sealing device 7 includes that accommodating case 71 above the middle part of top beam 1 is arranged in, is provided with along the vertical direction
The guide groove 73 at 1 middle part of top beam, the seal groove 75 for being provided with 6 junction of first door leaf 5 and the second door leaf along the vertical direction.It accommodates
In wall, bottom is connected to box 71 with guide groove 73, fire resisting shutter 72 is equipped in holding tank, 72 end of fire resisting shutter is located at
In guide groove 73, and 72 end of fire resisting shutter is equipped with the actuator 74 for driving it to be unfolded along guide groove 73 and seal groove 75.Guiding
73 bottom sidewall of slot offers the groove 76 being connected to 1 side of top beam, and for accommodating actuator 74,75 side wall of seal groove is offered
The sliding slot 77 being connected to first door leaf 5 and 6 surface of the second door leaf, sliding slot 77 along setting direction be arranged, and be located at groove 76 just under
Side, actuator 74 77 can slide up and down along the chute.
As shown in Fig. 2, actuator 74 enters sliding slot 77, and 77 slide downward along the chute from groove 76, and then drive fire prevention
Roller shutter 72 enters seal groove 75 from guide groove 73, and along 75 drops down of seal groove, will be between first door leaf 5 and the second door leaf 6
Gap shielding.
As shown in Figure 3 and Figure 4, in accommodating case 71 in the horizontal direction rotating turret be equipped with spool 711,72 coiling of fire resisting shutter in
On spool 711, clockwork spring 712 is additionally provided on spool 711,712 one end of clockwork spring and spool 711 are affixed, in the other end and accommodating case 71
Portion is affixed.Clockwork spring 712 drive spool 711 fire resisting shutter 72 is furled, actuator 74 is moved up with fire resisting shutter 72, and with groove 76
Inner wall offsets, and stretches out after avoiding actuator 74 from driving 72 ends drooped down of fire resisting shutter from 1 lower surface of top beam, fire resistant doorsets is caused to be opened and closed
It is obstructed.
As shown in figure 3, being provided with guiding axis 713 in accommodating case 71 in the horizontal direction, guiding axis 713 is located at guide groove 73
Surface, fire resisting shutter 72 are unfolded after bypassing guiding axis 713 along guide groove 73 straight down, avoid itself and 73 top side of guide groove
Friction is impaired at.
As shown in figure 4,72 end of fire resisting shutter is connected with support frame 721, support frame 721 is horizontally disposed, and with
Actuator 74 is connected, and actuator 74 is pull ring 741, and pull ring 741 and support frame 721 are flexibly connected.Support frame 721 can will be prevented
The end of fiery roller shutter 72 is propped up, during pull ring 741 drives support frame 721 and then draws the expansion of fire resisting shutter 72, fireproof rolling
Curtain 72 remains smooth.
As shown in figure 4, being embedded with magnet 78 on 76 side wall of groove, magnet 78 inhales pull ring 741 made of ferrimagnet
It is attached, it is close to it with 76 side wall of groove, fire resistant doorsets opening and closing is influenced after avoiding pull ring 741 from stretching out from 1 lower surface of top beam.
It is used for lock piece 21 as shown in figure 5, being equipped in the middle part of bottom beam 2, lock piece 21 to be set as hook 22, and hook 22 is fixedly arranged on
2 side of bottom beam.Pull ring 741 is snapped down to sliding slot 77(referring to fig. 2) bottom end when, fire resisting shutter 72 is paved with entire seal groove 75, by
One door leaf 5(is referring to fig. 2) and the second door leaf 6 between gap block completely, at this time by pull ring 741 be buckled in hook 22 on, thus
Pull ring 741 and fire resisting shutter 72 is fixed.
Specific implementation process:
Pull ring 741 is pulled, its 77 slide downward along the chute is made, so that fire resisting shutter 72 is driven to be unfolded in seal groove 75,
When pull ring 741 moves to 77 bottom end of sliding slot, pull ring 741 is buckled on hook 22, so that fire resisting shutter 72 is fixed.Fire resisting shutter 72
By the gap shielding between first door leaf 5 and the second door leaf 6, prevent flue gas from overflowing from this.
Embodiment 2: it is a kind of to prevent the double of flue gas leakage from opening fire resistant doorsets, difference from example 1 is that, such as Fig. 6 institute
Show, actuator 74 is set as sliding block 742, and sliding block 742 is connected by support frame 721 with 72 end of fire resisting shutter, and sliding block 742 is along cunning
Slot 77(is referring to fig. 2) slide downward, drive fire resisting shutter 72 along seal groove 75(referring to fig. 2) drops down.
As shown in fig. 7, lock piece 21 includes locked groove 23 and the elastic spacing pin 24 being arranged on 23 side wall of locked groove, locked groove 23
It is opened in 1 upper surface of top beam, and is located at sliding slot 77(referring to fig. 2) immediately below, 742 bottom end of sliding block is then equipped with and elastic spacing pin 24
The flange 743 matched.Sliding block 742 is snapped down to sliding slot 77(referring to fig. 2) bottom end when, flange 743 be embedded in locked groove 23 in, elasticity limit
Position pin 24 is matched, deviate from it can not out of locked groove 23, so that sliding block 742 be lockked.
The above embodiments are only the explanation to the utility model, are not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of prevent the double of flue gas leakage from opening fire resistant doorsets, including top beam (1), bottom beam (2), the first column (3) and the second column
(4), it has been respectively articulated with first door leaf (5) and the second door leaf (6) on the first column (3) and the second column (4), it is characterized in that: also
Including sealing device (7), the sealing device (7) includes the accommodating case (71) of setting top in the middle part of top beam (1), accommodating case
(71) in wall, and rotating turret is equipped with spool (711) in the horizontal direction in accommodating case (71), there is coiling on spool (711)
Fire resisting shutter (72), top beam (1) middle part offer guide groove (73) along the vertical direction, guide groove (73) and accommodating case (71)
Bottom connection, the end of fire resisting shutter (72) are located in guide groove (73), and fire resisting shutter (72) end is equipped with actuator (74),
Sealing device (7) further includes the seal groove (75) for being provided with first door leaf (5) Yu the second door leaf (6) junction along the vertical direction,
Seal groove (75) is connected to guide groove (73), guide groove (73) bottom sidewall offer be connected to top beam (1) side it is recessed
Slot (76), actuator (74) are located in groove (76), and seal groove (75) side wall offers and first door leaf (5) and second
The sliding slot (77) of (6) surface connection is fanned, sliding slot (77) is arranged along the vertical direction, and is located at immediately below groove (76).
2. it is according to claim 1 it is a kind of prevent that flue gas from revealing it is double open fire resistant doorsets, it is characterized in that: on the bottom beam (2)
It is additionally provided with the lock piece (21) for lockking actuator (74).
3. it is according to claim 2 it is a kind of prevent that flue gas from revealing it is double open fire resistant doorsets, it is characterized in that: the actuator (74)
For pull ring (741), the end of pull ring (741) and fire resisting shutter (72) is flexibly connected, and the lock piece (21) is hook (22), is hung
Hook (22) is fixedly arranged on bottom beam (2) side.
4. it is according to claim 3 it is a kind of prevent that flue gas from revealing it is double open fire resistant doorsets, it is characterized in that: the groove (76) side
Wall is embedded with magnet (78), and the pull ring (741) uses ferrimagnet.
5. it is according to claim 2 it is a kind of prevent that flue gas from revealing it is double open fire resistant doorsets, it is characterized in that: the actuator (74)
For sliding block (742), the lock piece (21) includes the locked groove (23) for being opened in top beam (1) upper surface, and locked groove (23) is located at sliding slot
(77) immediately below, side wall is equipped with elastic spacing pin (24), and sliding block (742) bottom end is equipped with and elastic spacing pin (24) phase
The flange (743) of cooperation.
6. according to claim 3~5 it is any it is described it is a kind of prevent that flue gas from revealing it is double open fire resistant doorsets, it is characterized in that: described anti-
Fiery roller shutter (72) end is connected with support frame (721), and the actuator (74) and support frame (721) are affixed.
7. it is according to claim 6 it is a kind of prevent that flue gas from revealing it is double open fire resistant doorsets, it is characterized in that: the spool (711)
It is equipped with the clockwork spring (712) for driving spool (711) retracting fire resisting shutter (72), clockwork spring (712) one end and spool (711) are solid
It connects, the other end and accommodating case (71) inner wall are affixed.
8. it is according to claim 7 it is a kind of prevent that flue gas from revealing it is double open fire resistant doorsets, it is characterized in that: the accommodating case (71)
It is inside provided in the horizontal direction guiding axis (713), guiding axis (713) is located at right above guide groove (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821154004.5U CN209277783U (en) | 2018-07-19 | 2018-07-19 | It is a kind of to prevent the double of flue gas leakage from opening fire resistant doorsets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821154004.5U CN209277783U (en) | 2018-07-19 | 2018-07-19 | It is a kind of to prevent the double of flue gas leakage from opening fire resistant doorsets |
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| Publication Number | Publication Date |
|---|---|
| CN209277783U true CN209277783U (en) | 2019-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821154004.5U Active CN209277783U (en) | 2018-07-19 | 2018-07-19 | It is a kind of to prevent the double of flue gas leakage from opening fire resistant doorsets |
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| CN (1) | CN209277783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338757A (en) * | 2021-05-17 | 2021-09-03 | 侯向芝 | Emergent seam type of closing hinders fire-retardant fire door of cigarette |
-
2018
- 2018-07-19 CN CN201821154004.5U patent/CN209277783U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338757A (en) * | 2021-05-17 | 2021-09-03 | 侯向芝 | Emergent seam type of closing hinders fire-retardant fire door of cigarette |
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