CN207004368U - One kind is automatically locked fire-resistant roller shutter door - Google Patents
One kind is automatically locked fire-resistant roller shutter door Download PDFInfo
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- CN207004368U CN207004368U CN201720928118.XU CN201720928118U CN207004368U CN 207004368 U CN207004368 U CN 207004368U CN 201720928118 U CN201720928118 U CN 201720928118U CN 207004368 U CN207004368 U CN 207004368U
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Abstract
It is automatically locked fire-resistant roller shutter door, including protective cover, curtain plate, rolling screen guiding rail the utility model discloses one kind；Steel curtain rolling shaft, pyrotechnics inductor, controller and buzzer are installed in protective cover；It is electrically connected between pyrotechnics inductor, controller and buzzer into loop；Curtain plate is assembled by curtain sheet；Curtain sheet is provided at both ends with the accommodating groove of steel；Self-locking flexible part is provided with accommodating groove；Rolling screen guiding rail correspondence position sets the steel slot for being available for Self-locking flexible part to insert；Self-locking flexible part includes the first expansion alloy bar and the second expansion alloy bar；First expansion alloy bar one end is welded with accommodating groove, and the other end is welded in the inflation port in the second expansion alloy bar.When fire occurs, can be automatically locked the utility model rolling screen door, while be stretched to by the expansion of Self-locking flexible part in steel slot, realize to the locked of curtain plate, effectively prevent the intensity of a fire from causing very much curtain sheet to deviate from rolling screen guiding rail greatly, reached the effect of barrier fire spreading.
Description
Technical field
It the utility model is related to rolling screen door manufacturing technology field, and in particular to one kind is automatically locked fire-resistant roller shutter door.
Background technology
Fire resistance rolling shutter door is a kind of suitable for preventing fires at the larger hole of building, heat-insulated facility, and product is in design and installation
On serve certain working technology.Fire resistance rolling shutter door is widely used in industry and the fireproof partition area of civil buildings, can be effective
Ground prevents fire spreading, ensures the security of the lives and property, is indispensable fireproofing installation in modern architecture.
At present, fire resistance rolling shutter door realizes the effect that curtain plate puts down and is automatically locked using pyrotechnics inductor, but works as the intensity of a fire
When excessive, rolling slat can be deviate from from rolling screen guiding rail, make the intensity of a fire with air circulation and spread to outside rolling screen door and expand fire
Scope, trigger more serious fire.
Utility model content
The purpose of this utility model is to provide one kind and is automatically locked fire-resistant roller shutter door, has automatic dead-locking function, and can
Effectively prevent the intensity of a fire from causing very much curtain sheet to deviate from rolling screen guiding rail greatly, reach the effect of barrier fire spreading.
The purpose of this utility model is achieved through the following technical solutions：
One kind is automatically locked fire-resistant roller shutter door, including protective cover, curtain plate, the rolling screen guiding rail for curtain plate lifting；The protection
Steel curtain rolling shaft, pyrotechnics inductor, controller and buzzer are installed in cover；Pyrotechnics inductor, controller and the buzzer
Between be electrically connected with into loop；The curtain plate is assembled by curtain sheet；The curtain sheet is provided at both ends with the accommodating groove of steel；The receipts
Receive and be provided with Self-locking flexible part in groove；The rolling screen guiding rail correspondence position sets the steel for being available for the Self-locking flexible part insertion to insert
Groove；The Self-locking flexible part includes the first expansion alloy bar and the second expansion alloy bar；Described first expansion alloy bar one end with
The accommodating groove welding, the other end are set with and are welded in the inflation port in the second expansion alloy bar.
Further improved as the utility model, the diameter of section of the first expansion alloy bar is less than the inflation port
Aperture.
Further improved as the utility model, the depth that the Self-locking flexible part expansion is extended in the inflation port is small
In the length of the second expansion alloy bar.
Further improved as the utility model, the depth that the Self-locking flexible part expansion is extended in the inflation port is big
In the length of the second expansion alloy bar.
Further improved as the utility model, accommodating groove is set in the curtain sheet at the curtain plate interval, set in accommodating groove
Self-locking flexible part.
Further improved as the utility model, the first expansion alloy bar is iron nickel cobalt glass sealing alloy bar or iron nickel cobalt
Ceramic sealing alloy bar.
Further improved as the utility model, the curtain plate bottom is provided with manual lock.
The utility model has the advantages that：
（1）When fire occurs, signal is passed to controller and buzzer by pyrotechnics inductor, and controls curtain by controller
Plate is put down automatically, is realized the auto-lock function of rolling screen door, is prevented fire spreading；
（2）Accommodating groove and slot are disposed as steel material, accommodating groove is caused it is possible to prevente effectively from the intensity of a fire is excessive or inserts
The deformation or damage of groove, increase the service life；
（3）First expansion alloy bar is selected from high expansion coefficient alloy, and the first expansion alloy bar is selected from low-expansion alloy, and both form
Double expanding metals, when fire occurs, the expansion of the first expansion alloy bar is stretched and promotes the second expansion alloy bar to rolling screen guiding rail
In slot, have the function that rolling screen door is fixed in self-locking, prevent that curtain plate deviates from rolling screen guiding rail when fire from occurring, and effectively avoids fire
Gesture extends and expanded.
Brief description of the drawings
Fig. 1 is positive structure schematic of the present utility model；
Fig. 2 is the structural representation of another angle of the utility model；
Fig. 3 is the partial enlargement structural representation of part A in Fig. 2；
Fig. 4 is the structural representation under the Self-locking flexible part unswollen state of embodiment 2；
Fig. 5 is the structural representation under the Self-locking flexible part swelling state of embodiment 2；
Fig. 6 is the structural representation under the Self-locking flexible part unswollen state of embodiment 1；
Fig. 7 is the structural representation under the Self-locking flexible part swelling state of embodiment 1；
Wherein：1- protective covers, 2- curtain sheet, 3- manual locks, 4- accommodating grooves, 5- Self-locking flexibles part, the expansion alloys of 5-1- first
Bar, the second expansion alloys of 5-2- bar, 6- rolling screen guiding rails, 7- steels slot, 8- inflation ports.
Embodiment
Content of the present utility model is further explained and illustrated with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figure 1-2, one kind of the present utility model is automatically locked fire-resistant roller shutter door, including protective cover 1, curtain plate, for curtain
The rolling screen guiding rail 6 of plate lifting；Steel curtain rolling shaft, pyrotechnics inductor, controller and buzzer are installed in the protective cover 1；Institute
State and be electrically connected between pyrotechnics inductor, controller and buzzer into loop；When fire occurs, pyrotechnics inductor transmits signal
Put down automatically to controller and buzzer, and by controller control curtain plate, realize the auto-lock function of rolling screen door, prevent that the intensity of a fire is climing
Prolong；The curtain plate bottom is provided with manual lock 3；
As shown in figure 3, the curtain plate is assembled by curtain sheet 2；The curtain sheet 2 is provided at both ends with the accommodating groove 4 of steel；Institute
State and Self-locking flexible part 5 is provided with accommodating groove 4；Accommodating groove 4 is arranged to steel material, caused it is possible to prevente effectively from the intensity of a fire is excessive
Accommodating groove deforms or damages and influence the normal work of Self-locking flexible part 5, and increases the service life；
As shown in fig. 6, the correspondence position of rolling screen guiding rail 6 sets the steel slot for being available for the Self-locking flexible part 5 to insert
7；Slot 7 is arranged to steel material, causes slot 7 to deform or damage and influence Self-locking flexible it is possible to prevente effectively from the intensity of a fire is excessive
The normal work of part 5, and increase the service life；The Self-locking flexible part 5 includes the expansions of the first expansion alloy bar 5-1 and second and closed
Golden bar 5-2；Described first expansion alloy bar 5-1 one end is welded with the accommodating groove 4, and the other end is set with and is welded on described second
In inflation port 8 in expansion alloy bar 5-2；The diameter of section of the first expansion alloy bar 5-1 is less than the hole of the inflation port 8
Footpath；
When fire i.e. Self-locking flexible part 5 not occurring being in unswollen state, the second expansion alloy bar 5-2 is to be completely in
Inside accommodating groove 4, the opening and closing of rolling screen door are not interfered with.Wherein, the first expansion alloy bar is selected from high expansion coefficient alloy,
Iron nickel cobalt glass sealing alloy（FeNi29Co17）, the trade mark:4J29, Fe54%, Ni29% and Co17%, its coefficient of expansion are 4.7 × 10- 6/ DEG C, there is certain linear expansion coefficient in -60 DEG C ~ 400 DEG C temperature ranges；Second expansion alloy bar closes selected from low bulk
Gold, together with the first expansion alloy bar, double expanding metals are formed, when fire occurs, the expansion of the first expansion alloy bar is stretched and pushed away
Dynamic second expansion alloy bar has the function that rolling screen door is fixed in self-locking, prevents curtain plate from deviating from rolling screen guiding rail, effectively into slot
Avoid intensity of a fire extension and expand；
As shown in fig. 7, the depth that the expansion of Self-locking flexible part 5 is extended in the inflation port 8 is swollen more than described second
Swollen rod of metal alloy 5-2 length；The design alleviates the overall weight of whole Self-locking flexible part 5, the curtain plate of rolling screen door is lifted more
Add the self-locking speed of rolling screen door during flexibly, not influenceing to prevent fires.
Embodiment 2
The basic structure of the utility model embodiment 2 is consistent with embodiment 1 with function, wherein the structure of Self-locking flexible part 5
As shown in Figures 4 and 5, on the basis of the gross weight of Self-locking flexible part 5 is ensured, by adjusting the second expansion alloy bar and the first expansion
The length ratio of rod of metal alloy, the Self-locking flexible part 5 is set to expand the depth extended in the inflation port 8 swollen less than described second
Swollen rod of metal alloy 5-2 length；The design makes the second expansion alloy bar be in slot, when fire occurs, the second expansion alloy
It is even closer that the lateral expansion of bar can be such that it coordinates between slot, make seamless combination between rolling screen door and rolling screen guiding rail, effectively prevent
Fire spreading；Wherein the first expansion alloy selects fe-Ni-Co ceramic sealing alloy；
Accommodating groove 4 is set using the both ends of curtain sheet 2 at interval in embodiment 2, i.e., it is to set to only have in adjacent curtain sheet on one
Accommodating groove 4, the design mitigates the gross weight of rolling screen door on the basis of the anti-fire spread of self-locking is met, effectively lifts rolling screen door certainly
Lock speed.
It should be noted that the utility model can also be different from accompanying drawing and other manner described here using other
To implement, other suitable high expansion coefficient alloys also can be selected in the first expansion alloy bar, are not limited to the iron nickel cobalt enumerated in embodiment 1
Glass sealing alloy, above-described embodiment are only preferred embodiments, rather than whole embodiments, should not be to protection model of the present utility model
Impale restriction effect.Those skilled in the art can do similar popularization in the case of without prejudice to the utility model connotation,
On the basis of there is no any performing creative labour, any modification or change that are carried out to the utility model, this is deemed to fall
In the range of utility model protection.
Claims (7)
- The fire-resistant roller shutter door 1. one kind is automatically locked, it is characterised in that：Including protective cover（1）, curtain plate, for curtain plate lifting roller shutter lead Rail（6）；The protective cover（1）Steel curtain rolling shaft, pyrotechnics inductor, controller and buzzer are inside installed；The pyrotechnics sensing It is electrically connected between device, controller and buzzer into loop；The curtain plate is by curtain sheet（2）Assemble；The curtain sheet（2）Both ends are set It is equipped with the accommodating groove of steel（4）；The accommodating groove（4）Inside it is provided with Self-locking flexible part（5）；The rolling screen guiding rail（6）Corresponding position Install and be available for the Self-locking flexible part（5）The steel slot of insertion（7）；The Self-locking flexible part（5）Closed including the first expansion Golden bar（5-1）And the second expansion alloy bar（5-2）；The first expansion alloy bar（5-1）One end and the accommodating groove（4）Weldering Connect, the other end is set with and is welded on the second expansion alloy bar（5-2）Interior inflation port（8）It is interior.
- The fire-resistant roller shutter door 2. one kind according to claim 1 is automatically locked, it is characterised in that：The first expansion alloy bar （5-1）Diameter of section be less than the inflation port（8）Aperture.
- The fire-resistant roller shutter door 3. one kind according to claim 1 is automatically locked, it is characterised in that：The Self-locking flexible part（5） Expansion extends to the inflation port（8）Interior depth is less than the second expansion alloy bar（5-2）Length.
- The fire-resistant roller shutter door 4. one kind according to claim 1 is automatically locked, it is characterised in that：The Self-locking flexible part（5） Expansion extends to the inflation port（8）Interior depth is more than the second expansion alloy bar（5-2）Length.
- The fire-resistant roller shutter door 5. one kind according to claim 1 is automatically locked, it is characterised in that：The curtain sheet at the curtain plate interval Upper setting accommodating groove（4）, accommodating groove（4）Interior setting Self-locking flexible part（5）.
- The fire-resistant roller shutter door 6. one kind according to claim 1 is automatically locked, it is characterised in that：The first expansion alloy bar （5-1）For iron nickel cobalt glass sealing alloy bar or fe-Ni-Co ceramic sealing alloy bar.
- The fire-resistant roller shutter door 7. one kind according to claim 1 is automatically locked, it is characterised in that：The curtain plate bottom is provided with Manual lock（3）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720928118.XU CN207004368U (en) | 2017-07-28 | 2017-07-28 | One kind is automatically locked fire-resistant roller shutter door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720928118.XU CN207004368U (en) | 2017-07-28 | 2017-07-28 | One kind is automatically locked fire-resistant roller shutter door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207004368U true CN207004368U (en) | 2018-02-13 |
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ID=61457290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720928118.XU Active CN207004368U (en) | 2017-07-28 | 2017-07-28 | One kind is automatically locked fire-resistant roller shutter door |
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| Country | Link |
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| CN (1) | CN207004368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI650475B (en) * | 2018-03-07 | 2019-02-11 | 振洋防火科技有限公司 | Windproof and anti-theft device for rolling door |
-
2017
- 2017-07-28 CN CN201720928118.XU patent/CN207004368U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI650475B (en) * | 2018-03-07 | 2019-02-11 | 振洋防火科技有限公司 | Windproof and anti-theft device for rolling door |
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