CN205638145U - Fire -proof door - Google Patents
Fire -proof door Download PDFInfo
- Publication number
- CN205638145U CN205638145U CN201620020980.6U CN201620020980U CN205638145U CN 205638145 U CN205638145 U CN 205638145U CN 201620020980 U CN201620020980 U CN 201620020980U CN 205638145 U CN205638145 U CN 205638145U
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- China
- Prior art keywords
- door leaf
- rotary shaft
- hole
- resistant doorsets
- fire
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Abstract
The utility model provides a fire -proof door belongs to the fire -proof door field, including door frame, door leaf and axis of rotation, the door leaf is located in the door frame, the door leaf is provided with the through -hole in vertical direction, the axis of rotation is located in the through -hole, just stretch out at the both ends of axis of rotation the through -hole, the axis of rotation with door leaf swing joint, the order the door leaf winds the axial lead of axis of rotation rotates, the axis of rotation is stretched out the part of through -hole with the door frame is connected. The utility model provides a fire -proof door's door leaf revolutes the moving axis and rotates, makes the door leaf after opening distribute respectively in the both sides of door frame, can not occupy space too in fire -proof door both sides like this.
Description
Technical field
This utility model relates to fire resistant doorsets field, in particular to fire resistant doorsets.
Background technology
Generally, fire resistant doorsets are broadly applied many fields such as private residence, boats and ships, building, chemical industry, mechanical engineering.Fire resistant doorsets refer to the door with fire resistance, are that people flee from fire and gain time, prevent fire diffusion, postpone fire spread fire-resistant certain time when breaking out of fire.Therefore, fire resistant doorsets play vital effect when breaking out of fire, and existing fire resistant doorsets are all that the side from door leaf is opened, and when opening at ordinary times, need to occupy most space, bring inconvenience.
Utility model content
The purpose of this utility model is to provide with a kind of fire resistant doorsets, to improve the excessive problem that takes up space after existing fire resistant doorsets are opened.
This utility model is achieved in that
Based on above-mentioned purpose, this utility model provides a kind of fire resistant doorsets, including doorframe, door leaf and rotary shaft, described door leaf is positioned at described doorframe, and described door leaf in the vertical direction is provided with through hole, and described rotary shaft is positioned at described through hole, and the two ends of described rotary shaft stretch out described through hole, described rotary shaft is flexibly connected with described door leaf, makes described door leaf rotate around the axial line of described rotary shaft, and described rotary shaft is stretched out the part of described through hole and is connected with described doorframe；Being provided with bearing in described through hole, the outer ring of described bearing is fixing with described door leaf to be connected, and the inner ring of described bearing is fixing with described rotary shaft to be connected；Described through hole is arranged on the centre position of the width of described door leaf；Described door leaf is additionally provided with blind hole, described blind hole is coaxial with described through hole, and the diameter of described blind hole is more than the diameter of described through hole, it is provided with ratchet in described blind hole, described ratchet is evenly distributed on the inwall of described blind hole, the described rotary shaft position corresponding with described blind hole is provided with baffle plate, and described baffle plate projects radially outward along described rotary shaft.
The door leaf of the fire resistant doorsets that this utility model provides rotates around the axial line of rotary shaft, makes the door leaf after opening be respectively distributed to the both sides of doorframe, so in fire resistant doorsets both sides all without the space taken too.After installing bearing between rotary shaft and door leaf, bearing can reduce the coefficient of friction between rotary shaft and door leaf, and can guarantee that its rotating accuracy.Through hole is arranged on the centre position of door leaf, and after opening fire resistant doorsets, the same at the area of the door leaf of doorframe both sides, meanwhile, two openings of sizes between door leaf and doorframe too, facilitate pedestrian to pass through.Ratchet is set in blind hole, after the baffle plate matched with ratchet is set on the rotating shaft, makes door leaf to rotate in one direction, it is to avoid door leaf rotates back and forth, thus avoid bringing obstruction or trouble to pedestrian.
Further, described rotary shaft is additionally provided with groove, described groove is by the radially-inwardly depression of described rotary shaft, described baffle plate is positioned at the opening part of described groove, one end of described baffle plate is flexibly connected with the sidewall of described groove, makes the other end of described baffle plate be turned out to the radial direction of described rotary shaft, and the bottom land of described groove is provided with the back-moving spring in compressive state, one end of described back-moving spring is connected with the diapire of described groove, and the other end of described back-moving spring is connected with described baffle plate.
After arranging back-moving spring, owing to back-moving spring is compressive state, so can be pushed out by baffle plate always, and due to the characteristic of ratchet, door leaf just can only rotate toward a direction.
Further, described fire resistant doorsets also include Fire-proof lock, on described Fire-proof lock is arranged on described door, described Fire-proof lock includes handle, rotates wheel and cord, described rotation takes turns be connected fixing with described handle, with described, one end of described cord rotates that wheel is fixing is connected ine wound described in the described rotation round command of execution on the described side face rotating wheel, described cord runs through described rotary shaft, and the other end of described cord passes the bottom land of described groove and is connected with described baffle plate.
Swing handle, handle drives and rotates wheel rotation, turns wheel rotation, makes more ine wound rotate on wheel, and the contraction of cord pulls baffle plate, makes baffle plate regain in groove, and such door leaf just can invert, and closes the door convenient.
Further, described cord is steel wire rope.
Steel wire rope can use the longer time, and meanwhile, steel wire rope also can normally work when high temperature.
Further, it is provided with fireproof expansion seal part in described door leaf.
When running into the burst intensity of a fire, the door leaf of internal layer may expand because of high temperature, makes fire resistant doorsets gap occur, and the intensity of a fire may spread to the outside from this gap, fireproof expansion seal part can be when door leaf expands, and still making fire resistant doorsets is air-tight state, can effectively prevent spreading of the intensity of a fire.
Further, it is embedded with lacing wire in described door leaf.
Lacing wire can improve the globality of door leaf, and the structure making door leaf is compacter, so that flameproof effect is outstanding.
Further, described fire resistant doorsets also include fixing lock, the tapered end including being provided with dead bolt of described fixing lock and for accommodating the lock chamber of described dead bolt, described tapered end is fixedly mounted on described door leaf, and described lock chamber is fixedly mounted on position corresponding with described tapered end on described doorframe.
Fire resistant doorsets, sometimes for closedown, after installing fixing lock, forward door leaf to closure state, are being locked by fixing lock, make dead bolt stretch into the lock intracavity on doorframe, just can be secured with doorframe by door leaf, thus reach the purpose locked a door.
Compared with prior art, this utility model realizes providing the benefit that:
The door leaf of the fire resistant doorsets that this utility model provides rotates around rotary shaft, makes the door leaf after opening be respectively distributed to the both sides of doorframe, so in the both sides of fire resistant doorsets all without the space taken too.
Accompanying drawing explanation
Fig. 1 shows the schematic diagram of the fire resistant doorsets that this utility model provides；
Fig. 2 shows the schematic diagram when door leaf of the fire resistant doorsets that this utility model provides cuts out；
Fig. 3 shows the top view of the door leaf of the fire resistant doorsets that this utility model provides；
Fig. 4 shows the sectional view of the rotary shaft of the fire resistant doorsets that this utility model provides；
Fig. 5 shows the sectional view of the rotary shaft when Fire-proof lock of the fire resistant doorsets that this utility model provides is opened；
Fig. 6 shows the sectional view of the rotary shaft when Fire-proof lock of the fire resistant doorsets that this utility model provides is closed.
In figure:
Doorframe 101；Door leaf 102；Fire-proof lock 103；Fixing lock 104；Through hole 105；Blind hole 106；Ratchet 107；Rotary shaft 108；Baffle plate 109；Back-moving spring 110；Cord 111；Groove 112.
Detailed description of the invention
Generally, fire resistant doorsets are broadly applied many fields such as private residence, boats and ships, building, chemical industry, mechanical engineering.Fire resistant doorsets refer to the door with fire resistance, are that people flee from fire and gain time, prevent fire diffusion, postpone fire spread fire-resistant certain time when breaking out of fire.Therefore, fire resistant doorsets play vital effect when breaking out of fire, and existing fire resistant doorsets are all that the side from door leaf is opened, and when opening at ordinary times, need to occupy most space, bring inconvenience.
In order to make the problems referred to above be improved, this utility model provides a kind of fire resistant doorsets, including doorframe, door leaf and rotary shaft, described door leaf is positioned at described doorframe, and described door leaf in the vertical direction is provided with through hole, and described rotary shaft is positioned at described through hole, and the two ends of described rotary shaft stretch out described through hole, described rotary shaft is flexibly connected with described door leaf, makes described door leaf rotate around the axial line of described rotary shaft, and described rotary shaft is stretched out the part of described through hole and is connected with described doorframe respectively.The door leaf of the fire resistant doorsets that this utility model provides rotates around rotary shaft, makes the door leaf after opening be respectively distributed to the both sides of doorframe, so in fire resistant doorsets both sides all without the space taken too.
Below by specific embodiment and combine accompanying drawing this utility model is described in further detail.
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, above in conjunction with the accompanying drawing in this utility model embodiment, carry out clearly and completely describing to the technical scheme in this utility model embodiment, obviously, described embodiment is a part of embodiment of this utility model rather than whole embodiments.Generally can with various different configurations arrange and design with the assembly of this utility model embodiment that illustrate described in accompanying drawing herein.
Therefore, the detailed description of the above embodiment of the present utility model to providing in the accompanying drawings is not intended to limit claimed scope of the present utility model, but is merely representative of selected embodiment of the present utility model.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
It should also be noted that similar label and letter represent similar terms in following accompanying drawing, therefore, the most a certain Xiang Yi accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " " center ", on " ", D score, " left ", " right ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this utility model product orientation usually put or position relationship when using, it is for only for ease of description this utility model and simplifies description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Describe additionally, term " first ", " second ", " the 3rd " etc. are only used for distinguishing, and it is not intended that indicate or hint relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " is arranged ", " installation ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing, can also be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals.For the ordinary skill in the art, above-mentioned term concrete meaning in this utility model can be understood with concrete condition.
Referring to figs. 1 through Fig. 6, the doorframe 101 of the fire resistant doorsets that this utility model provides is directly and wall is fixing connects, a circular hole it is provided with in the bottom of doorframe 101, the position corresponding at the top of doorframe 101 is also equipped with a circular hole, door leaf 102 is directly installed in doorframe 101, when fire resistant doorsets are closed mode, door leaf 102 is located exactly in doorframe 101, door leaf 102 in the vertical direction is provided with through hole 105, the axial line of through hole 105 is just also cross the circular hole bottom the circular hole at doorframe 101 top and doorframe 101, a piece rotary shaft 108 can be set in through hole 105, through hole 105 is stretched out at the two ends of rotary shaft 108, the part stretched out is positioned at circular hole 105, make door leaf can rotate around the axial line of rotary shaft.The door leaf 102 of the fire resistant doorsets that this utility model provides rotates around the axial line of rotary shaft 108, makes the door leaf after opening 102 be respectively distributed to the both sides of doorframe 101, so in fire resistant doorsets both sides all without the space taken too.
Bearing can be installed in door leaf 102, bearing is coaxial with through hole 105, the outer ring of bearing is fixing with described door leaf 102 to be connected, the inner ring of bearing is fixing with rotary shaft 108 to be connected, bearing stretches out the part of door leaf 102 and can fixing with doorframe 101 be connected, one bearing can be installed in door leaf 102, certainly, multiple bearings are installed in door leaf 102 also possible.After installing bearing between rotary shaft 108 and door leaf 102, bearing can reduce the coefficient of friction between rotary shaft 108 and door leaf 102, and can guarantee that its rotating accuracy.
Or rotary shaft 108 is fixing with door leaf 102 to be connected, and arranges bearing in the circular hole in doorframe 101, making bearing and rotary shaft 108 coaxial, rotary shaft 108 is rotationally connected with doorframe 101 by bearing, makes door leaf 102 can rotate around rotary shaft 108.
Or it is also possible and all to arrange bearing in the circular hole of doorframe 101 in the through hole 105 of door leaf 102 simultaneously.
When through hole 105 is set, through hole 105 can be arranged on the centre position of the width of door leaf 102, through hole 105 is arranged on the centre position of the width of door leaf 102, after opening fire resistant doorsets, the same at the area of the door leaf 102 of doorframe 101 both sides, meanwhile, two openings of sizes between door leaf 102 and doorframe 101 too, facilitate pedestrian to pass through.
102 door leafs can arrange block, one end of block is fixing with 102 door leafs to be connected, the other end of block can stretch out the side of 102 door leafs, when fire resistant doorsets are closed mode, block just with 101 door frame contact, if door leaf 102 is towards rotating backward, when block contacts with doorframe 102, door leaf 102 and doorframe 101 are not of completely closed state.
nullOne blind hole 106 can also be set in door leaf 102，Blind hole 106 and through hole 105 are coaxial，Ratchet 107 it is provided with in blind hole 106，Ratchet 107 is evenly distributed on the inner peripheral surface of blind hole 106，Position corresponding with blind hole 106 in rotary shaft 108 can arrange a groove 112，Opening part at groove 112 can arrange a baffle plate 109，One end of baffle plate 109 is rotationally connected with the sidewall of groove 112，Make the baffle plate 109 can be along the peripherally and outwardly rotation of rotary shaft 108，Simultaneously，One back-moving spring 110 in compressive state can also be set in rotary shaft 108，One end of back-moving spring 110 is connected with the bottom land of groove 112，The other end of back-moving spring 110 is connected with baffle plate 109，Back-moving spring 110 in compressive state can be to 109 1 outside thrusts of baffle plate，Baffle plate 109 is made to stretch out the side face of rotary shaft 108，Baffle plate 108 stretches out the part of the side face of rotary shaft 109 and coordinates with ratchet 107，Rotary shaft 108 is made to rotate in one direction.Door leaf 102 can only rotate in one direction, it is to avoid door leaf 102 rotates back and forth, thus avoids bringing obstruction or trouble to pedestrian.
nullDoor leaf 102 can also arrange a Fire-proof lock 103，Fire-proof lock 103 includes handle、Rotate wheel and cord 111，Handle is arranged on door leaf 102 surface，It is internal that a part for handle stretches into door leaf 102，Rotate wheel and be arranged on door leaf 102 inside，And rotation wheel stretches into handle, and the part in door leaf 102 is fixing to be connected，One end of cord 111 is wound on rotation wheel，The other end of cord runs through rotary shaft 108，From the bottom land of groove 112 through groove 112，And and the fixing connection of baffle plate 109，When turning handle，Handle drives and rotates wheel rotation，This makes more cord 111 be wound on rotation wheel，This just allows cord 111 shrink，And pull baffle plate 109，Baffle plate 109 is made to overcome the elastic force of back-moving spring 110 to return in groove 112，Baffle plate 109 is not had to coordinate with ratchet 107，Door leaf 102 just can rotate backward，Close the door convenient.
The steel wire rope that wherein cord 111 can be made with steel wire, steel wire rope can use the longer time, and meanwhile, steel wire rope also can normally work when high temperature.
Due to principle of expanding with heat and contracting with cold, when breaking out of fire, door leaf 102 can expand after being heated, if door leaf 102 expands, it is likely that destroys the existing structure of door leaf 102, makes fire resistant doorsets gap occur, cause the intensity of a fire to reveal, in some instances it may even be possible to can have serious consequences.Therefore in door leaf 102, fireproof expansion seal part can be set, fireproof expansion seal part material is special, shape it is basically unchanged after being heated, can be by compression when being under pressure, therefore, fireproof expansion seal part can be compressed after door leaf 102 expanded by heating, thus ensure that door leaf 102 will not destroy the basic structure of door leaf 102 when expanded by heating, fire resistant doorsets, still in air-tight state, can effectively prevent spreading of the intensity of a fire.
Can expand after being heated due to door leaf 102, therefore can also in door leaf 102 preset lace, can a pre-buried lacing wire in door leaf 102, can also pre-buried a plurality of lacing wire in door leaf 102, door leaf 102 can be strained by lacing wire, when door leaf 102 is heated, reduces the deformation of door leaf 102 as far as possible, thus ensure that fire resistant doorsets can effectively work.
At fire resistant doorsets, one fixing lock 104 can also be installed, fixing the tapered end including being provided with dead bolt of lock 104 and for accommodating the lock chamber of dead bolt, tapered end is fixedly mounted on door leaf 102, and lock chamber is fixedly mounted on corresponding position on doorframe 101, tapered end may be mounted at the top of door leaf 102, after dead bolt stretches out, can stretch out from the end face of door leaf 102, stretch into lock intracavity, door leaf 102 is just lockable, can not rotate, after dead bolt returns in tapered end, door leaf 102 is the most free to rotate.One fixing lock 104 can also be set in the bottom of door leaf 102, certainly, door leaf 102 arranges more fixing lock 104 also possible.
In sum, this utility model provides a kind of fire resistant doorsets, including doorframe, door leaf and rotary shaft, described door leaf is positioned at described doorframe, and described door leaf in the vertical direction is provided with through hole, and described rotary shaft is positioned at described through hole, and the two ends of described rotary shaft stretch out described through hole, described rotary shaft is flexibly connected with described door leaf, makes described door leaf rotate around the axial line of described rotary shaft, and described rotary shaft is stretched out the part of described through hole and is connected with described doorframe respectively.The door leaf of the fire resistant doorsets that this utility model provides rotates around rotary shaft, makes the door leaf after opening be respectively distributed to the both sides of doorframe, so in fire resistant doorsets both sides all without the space taken too.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (7)
1. fire resistant doorsets, it is characterized in that, including doorframe, door leaf and rotary shaft, described door leaf is positioned at described doorframe, and described door leaf in the vertical direction is provided with through hole, and described rotary shaft is positioned at described through hole, and the two ends of described rotary shaft stretch out described through hole, described rotary shaft is flexibly connected with described door leaf, makes described door leaf rotate around the axial line of described rotary shaft, and described rotary shaft is stretched out the part of described through hole and is connected with described doorframe；Being provided with bearing in described through hole, the outer ring of described bearing is fixing with described door leaf to be connected, and the inner ring of described bearing is fixing with described rotary shaft to be connected；Described through hole is arranged on the centre position of the width of described door leaf；Described door leaf is additionally provided with blind hole, described blind hole is coaxial with described through hole, and the diameter of described blind hole is more than the diameter of described through hole, it is provided with ratchet in described blind hole, described ratchet is evenly distributed on the inwall of described blind hole, the described rotary shaft position corresponding with described blind hole is provided with baffle plate, and described baffle plate projects radially outward along described rotary shaft.
Fire resistant doorsets the most according to claim 1, it is characterized in that, described rotary shaft is additionally provided with groove, described groove is by the radially-inwardly depression of described rotary shaft, described baffle plate is positioned at the opening part of described groove, one end of described baffle plate is flexibly connected with the sidewall of described groove, the other end making described baffle plate is turned out to the radial direction of described rotary shaft, the bottom land of described groove is provided with the back-moving spring in compressive state, one end of described back-moving spring is connected with the diapire of described groove, and the other end of described back-moving spring is connected with described baffle plate.
Fire resistant doorsets the most according to claim 2, it is characterized in that, described fire resistant doorsets also include Fire-proof lock, described Fire-proof lock is arranged on described door leaf, described Fire-proof lock includes handle, rotates wheel and cord, described rotation takes turns be connected fixing with described handle, fixing connection is taken turns with described rotation in one end of described cord, ine wound described in the described rotation round command of execution is on the described side face rotating wheel, described cord runs through described rotary shaft, and the other end of described cord is connected through the bottom land of described groove with described baffle plate.
Fire resistant doorsets the most according to claim 3, it is characterised in that described cord is steel wire rope.
5. according to the fire resistant doorsets described in any one of Claims 1-4, it is characterised in that be provided with fireproof expansion seal part in described door leaf.
Fire resistant doorsets the most according to claim 5, it is characterised in that be embedded with lacing wire in described door leaf.
Fire resistant doorsets the most according to claim 6, it is characterized in that, described fire resistant doorsets also include fixing lock, described fixing lock includes the tapered end being provided with dead bolt and for accommodating the lock chamber of described dead bolt, described tapered end is fixedly mounted on described door leaf, and described lock chamber is fixedly mounted on position corresponding with described tapered end on described doorframe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620020980.6U CN205638145U (en) | 2016-01-11 | 2016-01-11 | Fire -proof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620020980.6U CN205638145U (en) | 2016-01-11 | 2016-01-11 | Fire -proof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205638145U true CN205638145U (en) | 2016-10-12 |
Family
ID=57079346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620020980.6U Expired - Fee Related CN205638145U (en) | 2016-01-11 | 2016-01-11 | Fire -proof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205638145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114086858A (en) * | 2021-12-02 | 2022-02-25 | 王志雪 | Rotary spring door |
-
2016
- 2016-01-11 CN CN201620020980.6U patent/CN205638145U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114086858A (en) * | 2021-12-02 | 2022-02-25 | 王志雪 | Rotary spring door |
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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: 20161012 Termination date: 20190111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |