CN205778318U - It is provided with the fire resistant doorsets of flexible layer shirt rim and lock - Google Patents
It is provided with the fire resistant doorsets of flexible layer shirt rim and lock Download PDFInfo
- Publication number
- CN205778318U CN205778318U CN201620326443.4U CN201620326443U CN205778318U CN 205778318 U CN205778318 U CN 205778318U CN 201620326443 U CN201620326443 U CN 201620326443U CN 205778318 U CN205778318 U CN 205778318U
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- China
- Prior art keywords
- lock
- shirt rim
- door body
- fire resistant
- resistant doorsets
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Abstract
This utility model relates to a kind of fire resistant doorsets being provided with flexible layer shirt rim and lock, bag door body, door body is fixed with lock by bolt attaching nut, door body is sequentially provided with interior surface layers, inner side fireprotection layer, atmospheric pressure cavity, outside fireprotection layer and outer surface layer, it is filled with water in atmospheric pressure cavity and the both sides along door body width direction all slidably connect the sealing strip of extended door body, sealing strip is provided with flexible surface layer away from the side of atmospheric pressure cavity, and the lower end of door body is provided with elastic shirt rim.This utility model have good sealing effect, can automatically carry out the width of door with the gap between doorframe sealing when producing fire, lock being dismounted for multiple times after be still able to reliable fixing and lower end with the good advantage of the sealing effect between ground, solve the both sides of fire resistant doorsets width with between doorframe can gap and door lower end with the sealing effect difference between ground caused burning things which may cause a fire disaster is cut off effect decline and locks being dismounted for multiple times after the problem that then can not be fixed securely.
Description
Technical field
This utility model relates to fire resistant doorsets, particularly relates to a kind of fire resistant doorsets being provided with flexible layer shirt rim and lock.
Background technology
Fire resistant doorsets refer to play burning things which may cause a fire disaster the door of partition effect.The basic structure of fire resistant doorsets includes that a body, door body are provided with surfaces externally and internally layer and the fireprotection layer between surfaces externally and internally layer, and overcoat can be one or more layers.
Existing fire resistant doorsets have the disadvantage that so that door can carry out unobstructed unlatching, and door shuts the both sides of the width at back door with there is certain gap between doorframe, and the existence in this gap can cause fire resistant doorsets to decline the partition effect of burning things which may cause a fire disaster；Door body lower end is poor with the sealing effect between ground；Then can not be fixed securely after lock being dismounted for multiple times.
Utility model content
This utility model provide a kind of good sealing effect can automatically carry out the width of door with the gap between doorframe sealing when producing fire, lock being dismounted for multiple times after be still able to reliable fixing and lower end with the good fire resistant doorsets being provided with flexible layer shirt rim and lock of the sealing effect between ground, solve the both sides of fire resistant doorsets width with between doorframe can gap and door lower end with the sealing effect difference between ground caused burning things which may cause a fire disaster is cut off effect decline, lock being dismounted for multiple times after the problem that then can not be fixed securely.
More than technical problem is that and solved by following technical proposal: a kind of fire resistant doorsets being provided with flexible layer shirt rim and lock, including a body and lock, described door body through-thickness is sequentially provided with interior surface layers, inner side fireprotection layer, outside fireprotection layer and outer surface layer, it is characterized in that, it is provided with atmospheric pressure cavity between described inner side fireprotection layer and outside fireprotection layer, it is filled with water in described atmospheric pressure cavity, described atmospheric pressure cavity all slidably connects the sealing strip that can stretch out a body along the width of door body along the both sides in door body width direction, described sealing strip is provided with flexible surface layer away from the side of atmospheric pressure cavity, the lower end of described door body is provided with the elastic shirt rim on ground of can swiping, described door body is provided with bolt, described lock is provided with connection seat, described bolt links together with nut after passing described connection seat and is fixed together by lock fellow disciple's body.When producing fire, temperature produced by fire can cause the water evaporation in atmospheric pressure cavity to produce steam, the formation of steam can make the air pressure in atmospheric pressure cavity raise, the result that air pressure in atmospheric pressure cavity raises is the sealing strip that drives and be positioned at atmospheric pressure cavity both sides separately stretches out body from the side of the width of door body along the width of door body and abuts to doorframe, thus realizes the gap between this body fellow disciple's frame is carried out automatic-sealed.Atmospheric pressure cavity is filled with water, it is possible to when temperature is raised, the air pressure of air pressure intracavity can quickly raise and have enough thrust, simultaneously evaporation of water and can also play the effect of cooling.Sealing strip arranges flexible layer, it is possible to be the most reliably sealed connected together with doorframe, cuts off effective.The lower end of door body can be sealed connected together by elastic shirt rim with between ground.Lock is fixed by bolt attaching nut, is repeatedly still able to reliable fixing after dismounting.
As preferably, between the described sealing strip of atmospheric pressure cavity both sides, it is provided with the position limiting structure preventing sealing strip from coming off from described atmospheric pressure cavity.It is prevented from accident and makes sealing strip abjection cause afunction, good reliability.
As preferably, described position limiting structure includes two connecting rods, one end of described two connecting rods links together with the described sealing strip of atmospheric pressure cavity both sides respectively, the other end is respectively equipped with spliced eye and connection-peg, described connection-peg is plugged in described spliced eye, described spliced eye is provided with inner retaining side, and described connection-peg is positioned at the part of spliced eye and is provided with the outer rib coordinated with described inner retaining side.Sealing strip can also be played support fixation by position limiting structure.
As preferably, described connecting rod is slided and is located in fairlead, and described fairlead is fixed together with described door body.The fairlead bar that is connected can play guide effect, prevents producing sealing strip above-below direction during the extrapolation sealing strip of the air pressure in atmospheric pressure cavity and tilts to stretch out and affect sealing reliability.
As preferably, described flexible surface layer is detachably connected with described sealing strip.Time more preferably conveniently.
As preferably, described nut includes the screwed hole section coordinated with described bolt, and the hole wall of described screwed hole section is provided with along the axially extended groove of nut, and described groove runs through described screwed hole section.During installing/dismounting elasticity shirt rim conveniently." screwed hole section " refers to set that section threaded on nut.nullNut in the technical program is by offering groove in the threaded walls of screwed hole section，And groove runs through whole screwed hole section，If screw thread gets rusty or has foreign material，So during turning nut，The foreign material such as rust can be by exclusion to groove，Without the stuck screw thread that affects between nut and the screw thread of bolt according to normal orbiting motion、Thus cause the phenomenon of stripped thread to occur，Before twist-on nut，Some lubricating oil can be dripped in groove，After in nut twist-on to bolt，Unnecessary lubricating oil can be stored in groove，Play the function of pcrmanent lubrication，The long rear thread of evaluation time is got rusty，But as long as staggering slightly some positions between screw thread，Screw thread can be lubricated again by the lubricating oil being stored in groove，Screw thread is made to turn on easily，It is unlikely to stripped thread，Simultaneously because being designed with groove，Destroy the seriality of screw thread，So nut is not easy to loosen，Locking function can be higher.
As preferably, described groove is " V " shape groove.When nut is screwed on bolt, groove is oblique line with the line that contacts of the screw thread on bolt, and during rotation, the edge of groove is good with the scraping effect of foreign material to the rust on screw thread so that be less susceptible to stripped thread between nut and Hanging bolt.
As preferably, the angular aperture of described groove is 20 ° to 60 °.Can either ensure there are enough water environment capacities, have the intensity that ensure that Luo Ya is enough.
As preferably, the cell wall of described groove is provided with sword.Scraping effect to the rust on screw thread Yu foreign material when can improve nut rotation.
As preferably, described groove is three or four, and described groove is evenly distributed on the hole wall of described screwed hole section.When screw thread gets rusty or has foreign material on it, nut only need to rotate a less angle i.e. no more than 60 degree just can be discharged in groove by the foreign material such as rust, if uneven distribution, the angle that in foreign material are discharged to groove, the required angle rotated can be to be rotated than being uniformly distributed is big, namely anti-slip thread function do not have equally distributed good, if the quantity of groove is opened too much, the intensity of nut can be affected.
As preferably, described nut outer surfaces is axially sequentially provided with guiding area, operation area and crimping district, and the cross-sectional area of described guiding area, operation area and crimping district three becomes big successively, and described operation area is positive hexagonal prism.Hexagon is more general, is not required to special tool(s) and just this nut can be carried out twist-on operation.
This utility model has an advantage that when not producing fire, door body can compared with protective door the same, carry out opening and closing, when producing fire, it is possible to automatically lived so that protective door has preferably partition effect with the clearance seal between doorframe in door body width direction unobstructedly；Sealing strip arranges flexible surface layer, with the good sealing effect between doorframe, it is possible to more efficiently cut off burning things which may cause a fire disaster；Elastic shirt rim is set, it is possible to increase door body lower end is with the sealing effectiveness between ground；Door lock is still able to reliable fixing after repeatedly dismantling.
Accompanying drawing explanation
Fig. 1 is cross sectional representation of the present utility model.
Close-up schematic view at the A of Fig. 2 Fig. 1.
Fig. 3 is the axial schematic diagram of nut.
Fig. 4 is that the A of Fig. 3 is to schematic diagram.
In figure: fire resistant doorsets body 1, interior surface layers 11, inner side fireprotection layer 12, outside fireprotection layer 13, outer surface layer 14, atmospheric pressure cavity 15, the side 16 in door body width direction, left sliding sleeve 17, right sliding sleeve 18, sealing strip 2, flexible surface layer 21, position limiting structure 3, left connecting rod 31, right connecting rod 32, inner retaining side 33, connection-peg 34, outer rib 35, spliced eye 36, elastic shirt rim 4, bolt 5, nut 6, groove 61, guiding area 62, operation area 63, crimping district 64, sword 65, the angular aperture B of groove, lock 7, connect seat 71, stepped hole 72.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
See Fig. 1, a kind of fire resistant doorsets being provided with flexible layer shirt rim and lock, bag fire resistant doorsets body 1 and the lock 7 being arranged at a body.Fire resistant doorsets body 1 through-thickness is sequentially provided with interior surface layers 11, inner side fireprotection layer 12, outside fireprotection layer 13 and outer surface layer 14.Interior surface layers 11 and outer surface layer 14 are all iron sheet structure.Inner side fireprotection layer 12 and outside fireprotection layer 13 are all xoncrete structure.It is provided with atmospheric pressure cavity 15 between inner side fireprotection layer 12 and outside fireprotection layer 13.It is filled with water in atmospheric pressure cavity 15.Atmospheric pressure cavity 15 all slidably connects, along the both sides in door body width direction, the sealing strip 2 that can slide along the width of door body.Sealing strip 2 is exposed to a side in body width direction 16.Sealing strip 2 is provided with flexible surface layer 21 away from the side of atmospheric pressure cavity.Flexible surface layer 21 is detachably connected with sealing strip 2.Flexible surface layer 21 is made for asbestos.The position limiting structure 3 preventing sealing strip from coming off from atmospheric pressure cavity it is provided with between the sealing strip 2 of atmospheric pressure cavity both sides.Position limiting structure 3 includes left connecting rod 31 and right connecting rod 32.Left connecting rod 31 is slided and is located in left sliding sleeve 17.Left sliding sleeve 17 fellow disciple's body 1 is fixed together.The left end of left connecting rod 31 links together with being positioned at the sealing strip on the left of atmospheric pressure cavity 15 in sealing strip 2.The right-hand member of left connecting rod 31 is provided with spliced eye 36.Spliced eye 36 is provided with inner retaining side 33.Right connecting rod 32 is slided and is located in right sliding sleeve 18.Right sliding sleeve 18 fellow disciple's body 1 is fixed together.The right-hand member of right connecting rod 32 links together with being positioned at the sealing strip on the right side of atmospheric pressure cavity 15 in sealing strip 2.The left end of right connecting rod 32 is provided with connection-peg 34.Connection-peg 34 is plugged in spliced eye 36.Connection-peg 34 is connected to together slidably with inner retaining side 33.Connection-peg 34 is provided with outer rib 35.Outer rib 35 is connected to together slidably with spliced eye 36.The lower end of door body 1 is provided with elastic shirt rim 4.
Seeing Fig. 2, lock 7 is provided with connection seat 71.Connect seat 71 and be provided with two stepped holes 72.Door body 1 is provided with two bolts 5.Two bolts 5 link together with nut 6 after being located in correspondingly in two stepped holes 72.Nut 6 entirety is built in stepped hole 72.Realize locking 7 fellow disciple's bodies 1 and be fixed together under the nut 6 pressing effect to connecting seat 71.
Seeing Fig. 3, the hole wall of the screwed hole section of nut 6 is provided with three grooves 61, groove 61 threadingly hole section axially extending, and groove 61 runs through whole screwed hole section, and groove 61 is evenly distributed on the hole wall of screwed hole section, i.e. angle between groove 61 is 120 degree.Groove 61 is " V " shape groove.The angular aperture B of groove is 20 ° to 60 °.The cell wall of groove 61 is provided with sword 65.
Seeing Fig. 4, the outer surface of nut 6 is sequentially provided with guiding area 62, operation area 63 and crimping district 64 vertically.The cross-sectional area of guiding area 62, operation area 63 and crimping district 64 three becomes big successively, and crimping district 64 is cylinder, and cylindrical upper surface is a plane, and cylindrical upper surface and side are arc transition.The lower end in crimping district 64 is connected with the operation area 63 of integrative-structure, and crimping district 64 and operation area 63 are taper seat transition.Operation area 63 is positive hexagonal prism.The lower surface of operation area 63 is connected with the guiding area 62 of integrative-structure, and guiding area 62 is tack spherical crown shape.
See Fig. 1, when producing fire, temperature produced by fire can cause the water evaporation in atmospheric pressure cavity 15 to produce steam, the formation of steam can make the air pressure in atmospheric pressure cavity 15 raise, the result that air pressure in atmospheric pressure cavity 15 raises is the sealing strip 2 width separately (i.e. in figure, left and right directions separates) along door body that driving is positioned at atmospheric pressure cavity both sides, and the separate structure of sealing strip is to stretch out a body 1 to abut to stop output doorframe from the side 16 of the width of two door bodies simultaneously.If door body 1 is not turned off in doorframe, the length that sealing strip 2 stretches out can be longer, then stop time together with reaching outer rib 35 and abutting with inner retaining side 33 continuing to put out, now the most old part of sealing strip 2 be positioned at atmospheric pressure cavity 15 (even if the size relationship in the present embodiment is sealing strip side remain stationary as only unilateral mobile time also will not produce the phenomenon of sealing strip abjection atmospheric pressure cavity 15 and produce.Sealing strip during moving left connecting rod 31 coordinate left sliding sleeve 17, right connecting rod 32 to coordinate right sliding sleeve 18 to play guide effect, prevent sealing strip produce above-below direction inclination.
Claims (10)
1. the fire resistant doorsets being provided with flexible layer shirt rim and lock, including a body and lock, described door body through-thickness is sequentially provided with interior surface layers, inner side fireprotection layer, outside fireprotection layer and outer surface layer, it is characterized in that, it is provided with atmospheric pressure cavity between described inner side fireprotection layer and outside fireprotection layer, it is filled with water in described atmospheric pressure cavity, described atmospheric pressure cavity all slidably connects the sealing strip that can stretch out a body along the width of door body along the both sides in door body width direction, described sealing strip is provided with flexible surface layer away from the side of atmospheric pressure cavity, the lower end of described door body is provided with the elastic shirt rim on ground of can swiping, described door body is provided with bolt, described lock is provided with connection seat, described bolt links together with nut after passing described connection seat and is fixed together by lock fellow disciple's body.
The fire resistant doorsets being provided with flexible layer shirt rim and lock the most according to claim 1, it is characterised in that be provided with the position limiting structure preventing sealing strip from coming off from described atmospheric pressure cavity between the described sealing strip of atmospheric pressure cavity both sides.
The fire resistant doorsets being provided with flexible layer shirt rim and lock the most according to claim 2, it is characterized in that, described position limiting structure includes two connecting rods, one end of described two connecting rods links together with the described sealing strip of atmospheric pressure cavity both sides respectively, the other end is respectively equipped with spliced eye and connection-peg, described connection-peg is plugged in described spliced eye, described spliced eye is provided with inner retaining side, and described connection-peg is positioned at the part of spliced eye and is provided with the outer rib coordinated with described inner retaining side.
The fire resistant doorsets being provided with flexible layer shirt rim and lock the most according to claim 3, it is characterised in that described connecting rod is slided and is located in fairlead, and described fairlead is fixed together with described door body.
5. according to the fire resistant doorsets being provided with flexible layer shirt rim and lock described in claim 1 or 2 or 3 or 4, it is characterised in that described flexible surface layer is detachably connected with described sealing strip.
6. according to the fire resistant doorsets being provided with flexible layer shirt rim and lock described in claim 1 or 2 or 3 or 4, it is characterized in that, described nut includes the screwed hole section coordinated with described bolt, and the hole wall of described screwed hole section is provided with along the axially extended groove of nut, and described groove runs through described screwed hole section.
The fire resistant doorsets being provided with flexible layer shirt rim and lock the most according to claim 6, it is characterised in that described groove is " V " shape groove.
The fire resistant doorsets being provided with flexible layer shirt rim and lock the most according to claim 7, it is characterised in that the angular aperture of described groove is 20 ° to 60 °.
The fire resistant doorsets being provided with flexible layer shirt rim and lock the most according to claim 6, it is characterised in that the cell wall of described groove is provided with sword.
The fire resistant doorsets being provided with flexible layer shirt rim and lock the most according to claim 6, it is characterized in that, described nut outer surfaces is axially sequentially provided with guiding area, operation area and crimping district, the cross-sectional area of described guiding area, operation area and crimping district three becomes big successively, and described operation area is positive hexagonal prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620326443.4U CN205778318U (en) | 2016-04-19 | 2016-04-19 | It is provided with the fire resistant doorsets of flexible layer shirt rim and lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620326443.4U CN205778318U (en) | 2016-04-19 | 2016-04-19 | It is provided with the fire resistant doorsets of flexible layer shirt rim and lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205778318U true CN205778318U (en) | 2016-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620326443.4U Expired - Fee Related CN205778318U (en) | 2016-04-19 | 2016-04-19 | It is provided with the fire resistant doorsets of flexible layer shirt rim and lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205778318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610995A (en) * | 2018-10-22 | 2019-04-12 | 江山跟政科技有限公司 | It sets up defences the mute wood door of fiery core |
-
2016
- 2016-04-19 CN CN201620326443.4U patent/CN205778318U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610995A (en) * | 2018-10-22 | 2019-04-12 | 江山跟政科技有限公司 | It sets up defences the mute wood door of fiery core |
| CN109610995B (en) * | 2018-10-22 | 2020-12-29 | 浙江亿航家居有限公司 | Mute wooden door with fireproof core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20210419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |