CN110206470A - Antiknock fire resistance rolling shutter door - Google Patents

Antiknock fire resistance rolling shutter door Download PDF

Info

Publication number
CN110206470A
CN110206470A CN201910531292.4A CN201910531292A CN110206470A CN 110206470 A CN110206470 A CN 110206470A CN 201910531292 A CN201910531292 A CN 201910531292A CN 110206470 A CN110206470 A CN 110206470A
Authority
CN
China
Prior art keywords
antiknock
rolling shutter
door
fire resistance
column
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910531292.4A
Other languages
Chinese (zh)
Inventor
韦建树
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU DRAGON INDUSTRIAL EQUIPMENT Co.,Ltd.
Original Assignee
JIANGSU DRAGON INDUSTRIES EQUIPMENT Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JIANGSU DRAGON INDUSTRIES EQUIPMENT Co Ltd filed Critical JIANGSU DRAGON INDUSTRIES EQUIPMENT Co Ltd
Priority to CN201910531292.4A priority Critical patent/CN110206470A/en
Publication of CN110206470A publication Critical patent/CN110206470A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/10Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
    • E06B5/16Fireproof doors or similar closures; Adaptations of fixed constructions therefor
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/08Roll-type closures
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/58Guiding devices
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/68Operating devices or mechanisms, e.g. with electric drive
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/68Operating devices or mechanisms, e.g. with electric drive
    • E06B2009/6809Control
    • E06B2009/6818Control using sensors

Abstract

The present invention provides a kind of antiknock fire resistance rolling shutter door comprising: rolling screen door, including door main body, spool and the first driving assembly, the first driving assembly driving spool rotates and then drive door main body scrolls up or drops down;Antiknock component, including guide assembly, antiknock column and the second driving assembly, the guide assembly includes the upper rail and lower guideway for being mounted on door opening or more two sides, the upper and lower ends of antiknock column are connected with upper rail, lower guideway sliding respectively, and the second driving assembly is connected with antiknock column and for driving antiknock column to translate along guide rail;Controller, controller are connected with the first driving assembly, the second driving assembly;When fire signal is detected or received in controller, the first driving assembly and the movement of the second driving assembly are controlled, makes that door main body drops down seals door opening and the antiknock column is moved to door opening middle position.The present invention has the function of fire-and explosion-proof.

Description

Antiknock fire resistance rolling shutter door
Technical field
The present invention relates to antiknock fireproofing technique fields, more particularly to a kind of antiknock fire resistance rolling shutter door.
Background technique
Fire resistance rolling shutter door on the market is a kind of fireproofing installation suitable at the larger hole of building at present, can be effectively Fire spreading is prevented, ensures the security of the lives and property.But in the region for having explosion danger, fire resistance rolling shutter door is due to that cannot resist Explosion wave, fire resistance rolling shutter door can occur serious torsional deformation, destroy, fall after explosion occurs, so that losing completely The security of the lives and property of fireproofing function, people will suffer from major safety risks.
If Chinese patent 201721540332.4 discloses a kind of fire resistance rolling shutter door, fire resistance rolling shutter door include roller shutter door body, For for roller shutter door body fall when be oriented to guide rail, the water cooling plant for cooling down roller shutter door body and for sealing roll curtain door body with The sealing device in the gap between guide rail, the sealing device include the air bag being arranged between roller shutter door body and guide rail and are used for To air bag inflate air pump, the water cooling plant include be arranged in the intracorporal diversion pipe of rolling screen door, for place the water tank of water with And the water pump of connection water tank and diversion pipe, water pump is opened, the water in water tank is imported in diversion pipe, end of door plate carries out water cooling drop Temperature guarantees that the temperature of roller shutter door body is constantly in lower state, and temperature is higher when preventing external staff from opening rolling screen door.But This kind of fire resistance rolling shutter door does not have antiknock function, easily damages because of blast impulse.
Therefore, it is necessary to a kind of antiknock fire resistance rolling shutter doors with antiknock function.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of antiknock fire resistance rolling shutter doors, use In solving the problems, such as that fire resistance rolling shutter door is difficult to antiknock in the prior art.
In order to achieve the above objects and other related objects, the present invention provides a kind of antiknock fire resistance rolling shutter door comprising:
Fire resistance rolling shutter door, including door main body, spool and the first driving assembly, the first driving assembly driving spool rotation And then drive door main body scrolls up or drops down;
Antiknock component, including guide assembly, antiknock column and the second driving assembly, the guide assembly include being mounted on door opening The upper rail and lower guideway of upper and lower two sides, the both ends of antiknock column are connected with upper rail, lower guideway sliding respectively, the second driving assembly It is connected with antiknock column and for driving antiknock column to translate along upper rail, lower guideway;
Controller, controller are connected with the first driving assembly, the second driving assembly;When fire is detected or received in controller When signal, the first driving assembly and the movement of the second driving assembly are controlled, door main body drops down is made to seal door opening and the antiknock Column is moved to door opening middle position.
Preferably, the door main body is connected by more rolling shutters and is formed.
Preferably, the two sides of the rolling shutter all have the crook being mutually used in conjunction, and the crook of two sides is reversely open.
Preferably, the rolling shutter is equipped with reinforcing rib.
Preferably, the fire resistance rolling shutter door further includes being placed in the upright guide rail at left and right sides of the door opening and being vertically arranged, The door main body moves up and down along the upright guide rail.
Preferably, the fire resistance rolling shutter door further includes the case cover for being placed in the door opening top, and the spool is located at the case In cover.
Preferably, the upper rail is equipped with two sliding grooves backwards to setting, and the top of the antiknock column is equipped with two groups Spaced roller group, each roller axis in two groups of roller groups is parallel, and two groups of roller groups are respectively placed in two sliding grooves It is interior to be rolled along sliding groove.
Preferably, the lower guideway has guide plate;The bottom end of the antiknock column is equipped with guide groove, the guide groove sliding It is fastened on the guide plate.
As described above, antiknock fire resistance rolling shutter door of the invention, has the advantages that it with horizontally movable anti- Quick-fried column can be such that antiknock column is moved among door opening when explosion the condition of a disaster occurs, and play support rolling screen door and resist explosive forces, mention High anti-knock properties.
Detailed description of the invention
Fig. 1 is shown as the main view of antiknock fire resistance rolling shutter door of the invention.
Fig. 2 is shown as the side view of antiknock fire resistance rolling shutter door of the invention.
Fig. 3 is shown as the top view of antiknock fire resistance rolling shutter door of the invention.
Fig. 4 is shown as the rolling shutter structure chart of antiknock fire resistance rolling shutter door of the invention.
Fig. 5 is shown as the upright guide rail schematic diagram of antiknock fire resistance rolling shutter door of the invention.
Fig. 6 is shown as the top sliding schematic diagram of antiknock column of the invention.
Fig. 7 is shown as the bottom end sliding schematic diagram of antiknock column of the invention.
Fig. 8 is shown as the case cover schematic diagram of antiknock fire resistance rolling shutter door of the invention.
Fig. 9 is shown as the sectional view of door main body of the invention.
Component label instructions
1 door main body
2 antiknock columns
3 rolling shutters
31 crooks
32 reinforcing ribs
4 upright guide rails
5 first driving assemblies
6 casees covers
7 controllers
8 upper rails
81 sliding grooves
9 lower guideways
10 second driving assemblies
11 button switches
12 spools
13 idler wheels
14 parallel-plates
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Fig. 1 is please referred to Fig. 9.It should be clear that structure, ratio, size etc. depicted in this specification institute attached drawing, only to Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill In the range of art content can cover.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
For ease of description, antiknock fire resistance rolling shutter door is mounted at door opening in this specification, the short transverse of door opening is defined For up and down direction, the width direction of door opening is left and right directions;The direction for passing in and out door opening is front-rear direction.
As shown in Figure 1 to Figure 3, the present invention provides a kind of antiknock fire resistance rolling shutter door comprising:
Fire resistance rolling shutter door, including door main body 1, spool 12 and the first driving assembly 5, the driving of the first driving assembly 5 volume The rotation drive door main body 1 of axis 12 scrolls up or drops down;
Antiknock component, including guide assembly, antiknock column 2 and the second driving assembly 10, the guide assembly include being mounted on The upper rail 8 and lower guideway 9 of two sides above and below door opening, the both ends of antiknock column 2 are connected with upper rail 8, the sliding of lower guideway 9 respectively, the Two driving assemblies 10 are connected with antiknock column 2 and for driving antiknock column 2 to translate along upper rail, lower guideway;
Controller 7, controller 7 are connected with the first driving assembly 5, the second driving assembly 10;When controller 7 is detected or received When to fire signal, the first driving assembly 5 and the movement of the second driving assembly 10 are controlled, 1 drops down of door main body is made to seal door opening And the antiknock column 2 is moved to door opening middle position.
When fire behavior occurs, finger is provided by controller (it can be fire protection linkage control room or cigarette sense component, warming component) It enables, automatically turns on the first driving assembly 5 (can be driving motor in first driving assembly the present embodiment), it can also be by manually pressing Live button switch 11 directly initiates the first driving assembly 5, drives spool 12 to rotate, makes on the door main body 1 being attached on spool 12 Lower movement, achievees the purpose that scroll up or drops down is to play the role of partition fire source prevents fire spreading;Anti- While fiery rolling screen door turns off or on, above-mentioned antiknock column 2 is moved among door opening from the side of door opening or is moved to from centre The side of door opening has the function that antiknock support or facilitates disengaging.The present invention makes it can by adding translatable antiknock column 2 It is moved to door opening middle position and is supported fire resistance rolling shutter door, make fire resistance rolling shutter door that can resist the impact force of explosion time, reach anti- Quick-fried effect;And the mobile setting of antiknock column 2, the fully open of door opening is not interfered, is easy to use.
In the present embodiment controller 7 its can with cigarette sense component, warming component, can real-time monitoring temperature etc. to determine whether hair It lights a fire feelings, can also be connected with other fire hazard monitoring systems, control is sent a signal to when fire hazard monitoring system monitors fire Device 7, controller 7 receive or monitor the i.e. capable of emitting instruction of fire behavior, drive above-mentioned first driving assembly 5 and the second driving assembly 10 Movement realizes that fire resistance rolling shutter door is opened antiknock column 2 and is moved among door opening, realizes fire-and explosion-proof.
It is as shown in Figure 9 its longitudinal section along the vertical direction of door main body, door main body 1 is by more rolling shutters in the present embodiment 3, which are connected, forms.As shown in Figure 4, the opposite sides of rolling shutter 3 all has the crook 31 being mutually used in conjunction, and two sides in the present embodiment Crook 31 be reversely open, by the setting of crook 31 its convenient for connection, by hook-shaped on neighbouring rolling shutter 3 Portion, which is mutually twisted to be sequentially connected, constitutes door main body 1.Door main body is made of multirow rolling shutter 3 in the present embodiment, and above-mentioned antiknock column 2 It is vertically arranged perpendicular with rolling shutter, therefore can play when antiknock column 2 is moved to door opening middle position preferably support door The effect of main body 1.The structure of door main body 1 is without being limited thereto, can collect convenient for winding or be unfolded to put down.
For the intensity for improving entire door main body 1, the rolling shutter 3 is interior to be equipped with reinforcing rib 32, and reinforcing rib 32 is in rolling shutter 3 At C-shaped in main body;It can also be the ribs of other shapes.
To make about 1 stable motion of door main body, fire resistance rolling shutter door further includes being placed in described door opening or so two in the present embodiment Side and the upright guide rail 4 being vertically arranged, as shown in Fig. 3 and Fig. 5,1 two sides of door main body are located at the guiding groove of the upright guide rail 4 It is interior, realize that about 1 door main body moves along a straight line.
For convenient for storage and beauty, as shown in Figure 8, the present embodiment fire resistance rolling shutter door further includes being placed in the door opening top Case cover 6, the spool 12 are located in the case cover 6, can be incorporated in case cover 6 when door main body 1 is rolled-up.
For in the event of a power failure can also manually opened above-mentioned rolling screen door, be installed with speed on fire resistance rolling shutter door in the present embodiment Device is put, door main body 1 can be made to decline to play the function of closing rolling screen door automatically by fast releasing apparatus.It is above-mentioned in the present embodiment It can be connected by gear, transmission mechanism with spool 12 first driving assembly 5, realize the rotation of spool 12.
Above-mentioned antiknock column 2 its be vertically arranged horizontal movement;When needing to close rolling screen door and antiknock support, antiknock column 2 Move to the middle of door opening, the door main body 1 of vertical supporting fire resistance rolling shutter door.For the stably translational for realizing antiknock column 2, Fig. 6 is seen Shown, the present embodiment upper rail 8 is equipped with two sliding grooves 81 backwards to setting, and the top of the antiknock column 2 is equipped between two groups It is parallel every 13 axis of each idler wheel in the roller group of setting, two groups of roller groups, and two groups of roller groups are respectively placed in two sliding grooves It is rolled in 81 along sliding groove.Two groups of roller groups and upper rail 8 constitute clamp position, both realize that rolling sliding also ensures that each idler wheel begins Final position avoids antiknock column 2 from shaking in the front-back direction in sliding groove 81.It can be driving motor to above-mentioned second driving assembly 10, The driving motor can be connected by transmission mechanisms such as chain, rack-and-pinion with above-mentioned antiknock column 2.
As shown in Figure 7, lower guideway 9 has guide plate in the present embodiment;The bottom end of the antiknock column 2 is equipped with two parallel-plates 14, form guide groove between two parallel-plates 14, guide groove, which is fastened on, to be further realized the straight line of antiknock column 2 and steadily transport on guide plate It is dynamic.
It is in rolling contact by the top and upper rail 8 of antiknock column 2, and at clamp position, and the bottom end of antiknock column 2 is led under Rail 9 is in board slot structure, realizes the steady translation of the level of antiknock column 2 with this.Between above-mentioned antiknock column 2 and upper rail 8, lower guideway 9 Cooperate without being limited thereto, can also be other guide frames, need to only be able to achieve the stably translational of antiknock column 2.
2 settable one, antiknock column in the present embodiment, may also set up more, quantity can be set according to antiknock demand It sets.
In conclusion antiknock fire resistance rolling shutter door of the invention, with moveable antiknock column, when explosion the condition of a disaster occurs Antiknock column can be made to be moved among door opening, support rolling screen door is played and resist explosive forces, improve anti-knock properties.So the present invention It effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as At all equivalent modifications or change, should be covered by the claims of the present invention.

Claims (8)

1. a kind of antiknock fire resistance rolling shutter door characterized by comprising
Fire resistance rolling shutter door, including door main body, spool and the first driving assembly, the first driving assembly driving spool rotation is in turn Drive door main body scrolls up or drops down;
Antiknock component, including guide assembly, antiknock column and the second driving assembly, the guide assembly include being mounted on door opening or more The upper rail and lower guideway of two sides, the both ends of antiknock column respectively with upper rail, lower guideway sliding is connected, the second driving assembly with resist Quick-fried column is connected and for driving antiknock column to translate along upper rail, lower guideway;
Controller, controller are connected with the first driving assembly, the second driving assembly;When fire signal is detected or received in controller When, the first driving assembly and the movement of the second driving assembly are controlled, so that door main body drops down is sealed door opening and the antiknock column flat Move to door opening middle position.
2. antiknock fire resistance rolling shutter door according to claim 1, it is characterised in that: the door main body is connected by more rolling shutters It forms.
3. antiknock fire resistance rolling shutter door according to claim 2, it is characterised in that: the two sides of the rolling shutter all have connected Crook, and the crook of two sides is reversely open.
4. antiknock fire resistance rolling shutter door according to claim 2, it is characterised in that: the rolling shutter is equipped with reinforcing rib.
5. antiknock fire resistance rolling shutter door according to claim 1, it is characterised in that: the fire resistance rolling shutter door further includes being placed in institute The upright guide rail at left and right sides of door opening and being vertically arranged is stated, the door main body moves up and down along the upright guide rail.
6. antiknock fire resistance rolling shutter door according to claim 1, it is characterised in that: the fire resistance rolling shutter door further includes being placed in institute The case cover on door opening top is stated, the spool is located in the case cover.
7. antiknock fire resistance rolling shutter door according to claim 1, it is characterised in that: the upper rail is equipped with backwards to setting Two sliding grooves, the top of the antiknock column are equipped with two groups of spaced roller groups, each roller axis in two groups of roller groups In parallel, and two groups of roller groups are respectively placed in two sliding grooves and roll along sliding groove.
8. antiknock fire resistance rolling shutter door according to claim 1, it is characterised in that: the lower guideway has guide plate;It is described The bottom end of antiknock column is equipped with guide groove, and the guide groove sliding is fastened on the guide plate.
CN201910531292.4A 2019-06-19 2019-06-19 Antiknock fire resistance rolling shutter door Pending CN110206470A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910531292.4A CN110206470A (en) 2019-06-19 2019-06-19 Antiknock fire resistance rolling shutter door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910531292.4A CN110206470A (en) 2019-06-19 2019-06-19 Antiknock fire resistance rolling shutter door

Publications (1)

Publication Number Publication Date
CN110206470A true CN110206470A (en) 2019-09-06

Family

ID=67793515

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910531292.4A Pending CN110206470A (en) 2019-06-19 2019-06-19 Antiknock fire resistance rolling shutter door

Country Status (1)

Country Link
CN (1) CN110206470A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114776202A (en) * 2022-04-29 2022-07-22 中国建筑第五工程局有限公司 Tunnel cross passage emergency protective door

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1078011A (en) * 1992-04-27 1993-11-03 生瑞涛 Fire resistance rolling shutter door
EP2388428A2 (en) * 2010-05-17 2011-11-23 Jmd Weatherproof device for a roller shutter and roller shutter comprising same
CN202900000U (en) * 2012-10-31 2013-04-24 河南科达节能环保有限公司 Wind prevention rolling door
CN204002459U (en) * 2014-08-04 2014-12-10 吴晓辉 rolling door
CN204212668U (en) * 2014-10-13 2015-03-18 湖南龙丰铝业有限公司 A kind of quiet rolling door flat
CN204457333U (en) * 2015-02-12 2015-07-08 浙江省交通工程建设集团有限公司 Tunnel garage transverse passage-way multifunctional composite fire resistance rolling shutter door
US20160230444A1 (en) * 2015-02-05 2016-08-11 Lawrence Roll Up Doors, Inc. Internally reinforced rolling door slat
CN210396558U (en) * 2019-06-19 2020-04-24 江苏爵格工业设备有限公司 Anti-explosion fireproof rolling shutter door

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1078011A (en) * 1992-04-27 1993-11-03 生瑞涛 Fire resistance rolling shutter door
EP2388428A2 (en) * 2010-05-17 2011-11-23 Jmd Weatherproof device for a roller shutter and roller shutter comprising same
CN202900000U (en) * 2012-10-31 2013-04-24 河南科达节能环保有限公司 Wind prevention rolling door
CN204002459U (en) * 2014-08-04 2014-12-10 吴晓辉 rolling door
CN204212668U (en) * 2014-10-13 2015-03-18 湖南龙丰铝业有限公司 A kind of quiet rolling door flat
US20160230444A1 (en) * 2015-02-05 2016-08-11 Lawrence Roll Up Doors, Inc. Internally reinforced rolling door slat
CN204457333U (en) * 2015-02-12 2015-07-08 浙江省交通工程建设集团有限公司 Tunnel garage transverse passage-way multifunctional composite fire resistance rolling shutter door
CN210396558U (en) * 2019-06-19 2020-04-24 江苏爵格工业设备有限公司 Anti-explosion fireproof rolling shutter door

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114776202A (en) * 2022-04-29 2022-07-22 中国建筑第五工程局有限公司 Tunnel cross passage emergency protective door
CN114776202B (en) * 2022-04-29 2023-09-05 中国建筑第五工程局有限公司 Emergency protective door for tunnel transverse channel

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Effective date of registration: 20200525

Address after: 224000 Building 1, south side of Xinhe Road, valve industrial park, Dafeng Development Zone, Yancheng City, Jiangsu Province

Applicant after: Jiangsu juege safety equipment Co., Ltd

Address before: 224199 Yancheng City Dafeng Economic Development Zone, Jiangsu (six groups of Changan village, Dafeng District)

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Applicant after: JIANGSU DRAGON INDUSTRIAL EQUIPMENT Co.,Ltd.

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