CN207004366U - A kind of Subway Tunnel service channel double damping fire resistant doorsets - Google Patents
A kind of Subway Tunnel service channel double damping fire resistant doorsets Download PDFInfo
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- CN207004366U CN207004366U CN201720803822.2U CN201720803822U CN207004366U CN 207004366 U CN207004366 U CN 207004366U CN 201720803822 U CN201720803822 U CN 201720803822U CN 207004366 U CN207004366 U CN 207004366U
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- door
- fire resistant
- resistant doorsets
- interior doorframe
- service channel
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Abstract
The utility model discloses a kind of Subway Tunnel service channel double damping fire resistant doorsets, including exterior door frame, interior doorframe, central axis, spring-damper, fire resistant flexible it is soft connect, closed pad of preventing fires, door leaf, 3 points of locking handspike escape locks, door-hinge, door closer and door handle, be provided with interior doorframe and door leaf inside the exterior door frame；The side of the exterior door frame is uniformly distributed to be connected provided with multiple spring-dampers, the door leaf with the central axis in the middle part of interior doorframe by door-hinge；Multiple magnet are arranged with inside the upper and lower frames body of the exterior door frame and the interior doorframe；The both sides of the door leaf are centrosymmetric centered on the central point of central axis is respectively equipped with 3 points of locking handspike escape locks, door handle and door closer；The top of 3 points of lockings handspike escape lock is provided with door closer.The utility model overcomes the shortcomings of that existing fire resistant doorsets bear tunnel blast repeatedly in running tunnel and cause deformation even to come off, and it is horizontal to improve safety of subway operation.
Description
Technical field
The utility model belongs to Subway Tunnel service channel fire resistant doorsets technical field, more particularly to a kind of Subway Tunnel contact
Passage double damping fire resistant doorsets, service channel between the two single track line tunnels of urban track traffic that are particularly suitable for use in, disclosure satisfy that
Running tunnel fire-fighting evacuation function, and can prevent from deforming and dropping off in the case where tunnel wind acts on；Meanwhile be also applied for mountain tunnel,
Seabed tunnel, municipal highway traffic tunnel etc. have fire prevention, closed, fire-fighting evacuation function and the occasion for deforming the hidden danger that comes off.
Background technology
At present, known Metro Connection Passage fire resistant doorsets are by filling pair in doorframe, door leaf skeleton, door skin and door leaf
The nontoxic fire-proof heat-insulating material of human body, and fire prevention hardware and other accessories composition are equipped with, there is certain fire protecting performance.When
For train when fire occurs for running tunnel and can not march to front station, passenger under railway car by, in tunnel, utilizing two
Service channel between bar running tunnel evacuates passengers to another running tunnel, and fire resistant doorsets have evacuation passenger and isolated
Effect between flame range.But piston wind scorpion during due to train operation, running tunnel blast are anti-with the operation state of train
Multiple change, Piston Action Wind is to service channel fire resistant doorsets repeated stock, and in the course of time, section service channel fire resistant doorsets will deform even
Come off.If falling into running tunnel, gently then cause section to power off, it is heavy then cause train derailing cause considerable safety liability accident.
On June 19th, 2011, the new palace station of subway to Community West Bridge station service channel fire resistant doorsets deformation come off, and cause three rails short to walking cable
Road has a power failure, and causes subway height rice Dian Qiao northern stations to be stopped transport between Community West Bridge station.Driver has found parking in time, causes section
Obstruction, idle time was up to 3 hours.
By literature search, such fire resistant doorsets are there is no both at home and abroad.
Utility model content
The utility model is for technical problem present in prior art, there is provided a kind of Subway Tunnel service channel double damping
Fire resistant doorsets, it can overcome the shortcomings of that existing fire resistant doorsets bear tunnel blast repeatedly in running tunnel and cause deformation even to come off, improve
Safety of subway operation is horizontal.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of Subway Tunnel service channel is double
Damping fire resistant doorsets, including exterior door frame, interior doorframe, central axis, spring-damper, magnet, fire resistant flexible it is soft connect, closed pad of preventing fires
Piece, door leaf, 3 points of locking handspike escape locks, door-hinge, door closer, door handle, built-in fitting, wall and angle steel；
Interior doorframe and door leaf are provided with inside the exterior door frame；The side of the exterior door frame is uniformly distributed to be hindered provided with multiple springs
Buddhist nun's device, the interior doorframe are embedded in exterior door frame by spring-damper；The door leaf passes through with the central axis in the middle part of interior doorframe
Door-hinge connects；Multiple magnet are arranged with inside the upper and lower frames body of the exterior door frame and the interior doorframe；The two of the door leaf
Side is centrosymmetric centered on the central point of central axis is respectively equipped with 3 points of locking handspike escape locks, door handle and door closer；
3 points of lockings handspike escape lock is located in the middle part of one end of the side external surface of door leaf one, and the door handle is located at outside door leaf the same side
The other end on surface；The top of 3 points of lockings handspike escape lock is provided with door closer.
Preferably, the gap between exterior door frame and interior doorframe is provided with, fire resistant flexible is soft to tap into capable sealing, and fire resistant flexible is soft
Connecing can both realize that flue gas is isolated, and can realize being flexible coupling between interior doorframe, exterior door frame again.
Preferably, interior doorframe is totally-enclosed wedge structure, improves fire prevention seal and reliability is opened in deformation.
Preferably, the junction of door leaf and interior doorframe is sealed for lozenges and the interior closed pad of fire prevention that is lined with.
Preferably, the outside of exterior door frame is provided with wall, in wall in be embedded with built-in fitting.
Preferably, built-in fitting welds with the structure reinforcing bars in wall, built-in fitting lays angle steel along wall both sides and upside；
Overall door body is welded on wall.
Preferably, central axis plays support segmentation in doorframe.
Preferably, a doorframe can be realized, two door leafs, the function that different directions are opened can be according to use occasion
Difference, a frame one, a frame two are realized by the selectivity use of central axis, can also realize two in the same direction open, two not
The combinations such as equidirectional unlatching.
Compared with prior art, beneficial effect possessed by the utility model is：The utility model is simple in construction, parts
Less, construction and installation are convenient, structural strength is high, resistance to pressure is good；Solve existing fire resistant doorsets and bear tunnel blast repeatedly and cause deformation
The deficiency even to come off, performance resistance to pressure is good under the conditions of tunnel blast complicated and changeable, the high advantage of structural strength, while simultaneous
The functional requirement of fire-fighting evacuation is cared for, greatly improves safety of subway operation level, integral type produces, and Industry Promotion prospect is very wide
It is wealthy.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is top view of the present utility model；
Fig. 3 is double damping system schematic of the present utility model；
Fig. 4 is structure built-in fitting schematic diagram of the present utility model；
Fig. 5 is schematic perspective view of the present utility model.
1- exterior door frames in figure, doorframe in 2-, 3- central axis, 4- spring-dampers, 5- magnet, 6- fire resistant flexibles are soft to be connect, 7-
Prevent fires closed pad, 8- door leafs, 3 points of locking handspike escape locks of 9-, 10- door-hinges, 11- door closers, 12- door handles, 13- is pre-buried
Part, 14- walls, 15- angle steel.
Embodiment
It is below in conjunction with the accompanying drawings and specific real to make those skilled in the art be better understood from the technical solution of the utility model
Example is applied to elaborate to the utility model.
Embodiment of the present utility model discloses a kind of Subway Tunnel service channel double damping fire resistant doorsets, as illustrated, its
Including exterior door frame 1, interior doorframe 2, central axis 3, spring-damper 4, magnet 5, fire resistant flexible are soft connects 6, the closed pad 7 of fire prevention, door
8, three points of locking handspike escape locks 9 of fan, door-hinge 10, door closer 11, door handle 12, built-in fitting 13, wall 14 and angle steel 15；
The inside of exterior door frame 1 is provided with interior doorframe 2 and door leaf 8；The side of exterior door frame 1 is uniformly distributed provided with multiple spring-dampers
4, interior doorframe 2 is embedded in exterior door frame 1 by spring-damper 4；Door leaf 8 and the central axis 3 at the interior middle part of doorframe 2 pass through door-hinge 10
Connection；Multiple magnet 5 are arranged with inside the upper and lower frames body of exterior door frame 1 and interior doorframe 2；Two side external surfaces of door leaf 8 are in
It is centrosymmetric centered on the central point of axis body 3 and is respectively equipped with 3 points of locking handspike escape locks 9, door handle 12 and door closer 11；
For 3 points of locking handspike escape locks 9 in the middle part of one end of the side external surface of door leaf 8 one, door handle 12 is located at the same side appearance of door leaf 8
The other end in face；The top of 3 points of locking handspike escape locks 9 is provided with door closer 11.
In the present embodiment, gap between exterior door frame 1 and interior doorframe 2 is provided with that fire resistant flexible is soft to be connect 6 and sealed, and flexibility is anti-
Fire it is soft connect 6 can both realize flue gas isolate, being flexible coupling between interior doorframe, exterior door frame can be realized again.
In the present embodiment, interior doorframe 2 is totally-enclosed wedge structure, improves fire prevention seal and reliability is opened in deformation.
In the present embodiment, the junction of door leaf 8 and interior doorframe 2 is carried out for lozenges and the interior closed pad 7 of fire prevention that is lined with
Sealing.
In the present embodiment, a doorframe can be achieved, two door leafs, the function that different directions are opened can be according to use occasion
Difference, a frame one, a frame two are realized by the selectivity use of central axis, can also realize two in the same direction open, two
The combinations such as different directions unlatching.
In the present embodiment, the outside of exterior door frame 1 is provided with wall, in wall in be embedded with built-in fitting 13.
In the present embodiment, the structure reinforcing bars in built-in fitting 13 and wall 14 weld, and built-in fitting 13 is along both sides of wall 14 and upper
Lay angle steel 15 in side；Overall door body is welded on wall.
In the present embodiment, central axis 3 plays support segmentation in doorframe.
In the present embodiment, construction technology uses steel construction prefabricated construction method, door leaf entirety prefabrication, transports to scene and pacifies
Dress, the workload at the scene of reducing, shorten the site operation cycle in tunnel.
In the present embodiment, door leaf uses 2mm steel plates, embeds flame-proof thermal insulation material.
In the present embodiment, to ensure door leaf in the case of closing, do not blown open under Piston Action Wind effect and influence door body
The flexibility of unlatching, door body opposite side set door handle in parallel with 3 points of locking push rod escape locks, realize and opened from door opposite side
The function of door body.Door closer is connected by exterior door frame with door leaf, realizes the function that fire resistant doorsets close automatically.
Interior doorframe and exterior door frame embed magnet respectively, and exterior door frame side is uniformly distributed provided with multiple spring-dampers, inside door
Frame is embedded in exterior door frame by spring-damper, so as to form " magnetic and elasticity " double damping system, being advantageous to of system
Repeated stock of the Piston Action Wind to fire resistant doorsets is solved, by the temporary impact of a part of piston wind scorpion, passes through " the magnetic of inside and outside doorframe
And elasticity " double damping system, extend working time of collision, temporary impact is converted into " magnetic and elasticity " potential energy and eliminated.
The running situation of inside and outside doorframe " magnetic and elasticity " double damping system：Train is run in tunnel, door leaf and inside door
Frame is in the lock state, door leaf side by Piston Action Wind act on be pressurized, under the influence of instantaneous kinetic energy caused by Piston Action Wind, door leaf and
Interior doorframe is overall to be moved towards opposite side.On the one hand, elastic damper is pressurized, and a part of kinetic energy is converted into elastic potential energy；Separately
On the one hand, because door leaf and interior doorframe entirety move to opposite side, the magnet phase of magnet and exterior door frame opposite side in interior doorframe
Mutually close, because magnetic pole at the same level is mutually exclusive, door leaf and inside door are frameed shift to move and are obstructed；In elastic potential energy and the dual work of magnetic potential energy
Under, door body reaches certain position and starts to return, and is changed by potential energy repeatedly, most the instantaneous kinetic energy of Piston Action Wind all disappears at last
Remove.
The utility model is innovated on the basis of the design of original fire resistant doorsets, construction technology process, is provided with wall
Built-in fitting, wall periphery are provided with angle steel, improve the intensity of doorframe and wall connecting.Utilize the nested composition " magnetic of inside and outside doorframe
Property and elasticity " double damping system, by " magnetic and elasticity " double damping system of inside and outside doorframe, when can extend percussion
Between, instantaneous kinetic energy is converted into " magnetic and elasticity " potential energy and eliminated, improves the Wind-Pressure Resistance ability of door body；Interior doorframe is totally-enclosed
Wedge structure, the wedge-shaped faying face of interior doorframe and door leaf, the closed pad of liner fire prevention, seal was not only improved but also had improved door body
Reliability is opened in deformation；The push rod escape lock of fire resistant doorsets and the technical standard of door closer are accordingly improved, and the longevity is continuously opened with reply
Life requires and adverse circumstances requirement.During construction, an assembly is prefabricated into using fire resistant doorsets, scene is directly loaded on door opening,
The precision and in-site installation precision of each part connection of fire resistant doorsets are improved, shortens construction period.
The utility model is closed in normal conditions, meets two running tunnel isolations, closed, fire prevention need
Ask.Under running tunnel fire, the utility model meets evacuating personnel demand, after closing, completely cuts off two running tunnels, prevents
Smoke blowing between uplink and downlink tunnel.
The utility model is described in detail above by embodiment, but the content is only of the present utility model shows
Example property embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.
Claims (7)
1. a kind of Subway Tunnel service channel double damping fire resistant doorsets, it is characterised in that including exterior door frame, interior doorframe, central axis, bullet
Spring damper, magnet, fire resistant flexible be soft to be connect, closed pad of preventing fires, door leaf, 3 points of locking handspike escape locks, door-hinge, door closer,
Door handle, built-in fitting, wall and angle steel；
Interior doorframe and door leaf are provided with inside the exterior door frame；The side of the exterior door frame is uniformly distributed provided with multiple spring dampings
Device, the interior doorframe are embedded in exterior door frame by spring-damper；The door leaf passes through door with the central axis in the middle part of interior doorframe
Axis connection；Multiple magnet are arranged with inside the upper and lower frames body of the exterior door frame and the interior doorframe；The both sides of the door leaf
It is centrosymmetric centered on the central point of central axis and is respectively equipped with 3 points of locking handspike escape locks, door handle and door closer；Institute
State 3 points of locking handspike escape locks to be located in the middle part of one end of the side external surface of door leaf one, the door handle is located at door leaf the same side appearance
The other end in face；The top of 3 points of lockings handspike escape lock is provided with door closer.
A kind of 2. Subway Tunnel service channel double damping fire resistant doorsets according to claim 1, it is characterised in that the external door
Gap between frame and the interior doorframe is provided with that fire resistant flexible is soft to tap into capable sealing.
A kind of 3. Subway Tunnel service channel double damping fire resistant doorsets according to claim 1, it is characterised in that the inside door
Frame is totally-enclosed wedge structure.
A kind of 4. Subway Tunnel service channel double damping fire resistant doorsets according to claim 1, it is characterised in that the door leaf
Sealed with the junction of interior doorframe for lozenges and the interior closed pad of fire prevention that is lined with.
A kind of 5. Subway Tunnel service channel double damping fire resistant doorsets according to claim 1, it is characterised in that the external door
The outside of frame is provided with wall, in the wall in be embedded with built-in fitting.
6. a kind of Subway Tunnel service channel double damping fire resistant doorsets according to claim 5, it is characterised in that described pre-buried
Part welds with the structure reinforcing bars in wall, and built-in fitting lays angle steel along wall both sides and upside；Overall door body is welded on angle steel.
7. a kind of Subway Tunnel service channel double damping fire resistant doorsets according to claim 1, it is characterised in that pass through centering
The selection of axis body uses the structure of a frame one or a frame two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720803822.2U CN207004366U (en) | 2017-07-05 | 2017-07-05 | A kind of Subway Tunnel service channel double damping fire resistant doorsets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720803822.2U CN207004366U (en) | 2017-07-05 | 2017-07-05 | A kind of Subway Tunnel service channel double damping fire resistant doorsets |
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| Publication Number | Publication Date |
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| CN207004366U true CN207004366U (en) | 2018-02-13 |
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ID=61453276
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720803822.2U Active CN207004366U (en) | 2017-07-05 | 2017-07-05 | A kind of Subway Tunnel service channel double damping fire resistant doorsets |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209187A (en) * | 2017-07-05 | 2019-01-15 | 中铁第六勘察设计院集团有限公司 | A kind of Subway Tunnel service channel double damping fire resistant doorsets |
-
2017
- 2017-07-05 CN CN201720803822.2U patent/CN207004366U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209187A (en) * | 2017-07-05 | 2019-01-15 | 中铁第六勘察设计院集团有限公司 | A kind of Subway Tunnel service channel double damping fire resistant doorsets |
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