CN209228276U - A kind of steel structure double-leaf airtight blast door - Google Patents
A kind of steel structure double-leaf airtight blast door Download PDFInfo
- Publication number
- CN209228276U CN209228276U CN201821424114.9U CN201821424114U CN209228276U CN 209228276 U CN209228276 U CN 209228276U CN 201821424114 U CN201821424114 U CN 201821424114U CN 209228276 U CN209228276 U CN 209228276U
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- protective door
- door
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- steel structure
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Abstract
The utility model discloses a kind of steel structure double-leaf airtight blast doors, including doorframe beam, the front end two sides of the doorframe beam are connect with the first protective door and the second protective door respectively by hinge, and first protective door be located at the side of the second protective door, the front-end surface that first protective door is located at the second protective door is separately installed with the first turntable and the second turntable, one end of first protective door and the second protective door is provided with sealing cell wall, and sealing strip is provided on sealing cell wall, it is by reinforcing bar stratum reticulare inside first protective door, keel layer, fire protection flame retarding layer and outsourcing protective layer collectively constitute, the reinforcing bar stratum reticulare is located at the most inner side of the first protective door, the keel layer is wrapped in the outer surface of reinforcing bar stratum reticulare, one end of first protective door is provided with locked groove, the side of second protective door is equipped with locking block.The utility model improves the structural strength and security performance of sealed door, by being provided with multilayer proofing structure convenient for being produced and being applied on a large scale.
Description
Technical field
The utility model relates to sealed door technical field, specially a kind of steel structure double-leaf airtight blast door.
Background technique
Closed guard gate is exactly the door of people's protection works entrance, and closed guard gate's classification has common single, double fan to protect than sharper
Sealed door and sealed door, a variety of defense equipments such as the single, double fan airtight blast door of movable sill and sealed door.Common single, double fan protection
Sealed door and sealed door, such door sizing is earliest, by wide selection.Its main feature is that structure is simple, reliable for operation, maintenance side
Just, the entrance suitable for all kinds of civil air defense constructions and installations.But since it has threshold, so entering and leaving frequent engineering to personnel, vehicle, such as
The market place builet below the ground etc. of manufacturing products for both peacetime and wartime us, less use, and use corresponding size and the identical movable sill door of load level or landing instead
Formula door；The characteristics of single, double fan airtight blast door of movable sill and sealed door, such door is not install threshold usually, Land leveling, just
In personnel and vehicle pass-through, just before a battle when Fast Installation threshold to meet protection and sealing function requirement promptly realize flat battle achievement
It can convert, such door is suitable for the discrepancy of the civil air defense constructions and installations such as market place builet below the ground, hospital, warehouse, lowering underground garage of manufacturing products for both peacetime and wartime us
Mouthful.
That there are structural strengths is lower for current double-leaf protective sealed door, has a single function, does not have good sealing and fire prevention
Effect, therefore a kind of novel steel structure double-leaf airtight blast door is developed in market in urgent need.
Utility model content
The purpose of this utility model is to provide a kind of steel structure double-leaf airtight blast doors, to solve in above-mentioned background technique
That there are structural strengths is lower for the double-leaf protective sealed door of proposition, has a single function, and does not have good sealing and flameproof effect etc. and asks
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of steel structure double-leaf airtight blast door, packet
Doorframe beam is included, the front end two sides of the doorframe beam are connected with the first protective door and the second protective door respectively by hinge, and the
One protective door is located at the side of the second protective door, and the front-end surface that first protective door is located at the second protective door is separately installed with
One end of first turntable and the second turntable, first protective door and the second protective door is provided with sealing cell wall, and seal groove
It is provided with sealing strip on wall, is by reinforcing bar stratum reticulare, keel layer, fire protection flame retarding layer and outsourcing protective layer inside first protective door
It is collectively constituted, the reinforcing bar stratum reticulare is located at the most inner side of the first protective door, and the keel layer is wrapped in the appearance of reinforcing bar stratum reticulare
Face, one end of first protective door are provided with locked groove, and the side of second protective door is equipped with locking block.
Preferably, the fire protection flame retarding layer is closely glued glutinous by seccotine and outsourcing protective layer.
Preferably, by being connected together between the locked groove and locking block.
Preferably, the rear end surface of second protective door is fixed with Internal handle.
Preferably, the surface of second protective door is connected by adhesive with fireproof membrane.
Preferably, second turntable is connected by hinge with locking block.
Compared with prior art, the utility model has the beneficial effects that
One end of (1) first protective door and the second protective door is provided with sealing cell wall, and is provided on sealing cell wall close
Strip of paper used for sealing, sealing strip play good sealing effect when the first protective door and the second protective door are closed, are inside the first protective door
It is collectively constituted by reinforcing bar stratum reticulare, keel layer, fire protection flame retarding layer and outsourcing protective layer, reinforcing bar stratum reticulare has good pull resistance
Can, it is woven by bar material, improves the structural strength of the sealed door, while fire protection flame retarding layer has good anti-flammability
Can, in the case where encountering the emergency situations such as fire, fire spreading can be effectively prevented, outsourcing protective layer plays a good protective effect, can
Body internal structure carries out security protection on the door；
The surface of (2) second protective doors is connected by adhesive with fireproof membrane, using adhesive by fireproof membrane with
Second protective door surface, which is closely glued, to be sticked, and fireproof membrane is using chlorinated rubber, paraffin and a variety of fire-proof additives composition, fire resistance
Good, expansion generates the foam of 20 millimeters thicks when meeting fire, and charcoal is melted into protective layer, and isolation fire source can play good fire protecting performance.
Detailed description of the invention
Fig. 1 is the whole main view of the utility model；
Fig. 2 is the first protective door structure schematic diagram of the utility model；
Fig. 3 is the locking block structural schematic diagram of the utility model；
Fig. 4 is the second protective door structure schematic diagram of the utility model.
In figure: 1, doorframe beam；2, the first protective door；3, hinge；4, the first turntable；5, sealing strip；6, cell wall is sealed；7,
Two protective doors；8, the second turntable；9, reinforcing bar stratum reticulare；10, outsourcing protective layer；11, fire protection flame retarding layer；12, keel layer；13, locked groove；
14, locking block；15, Internal handle；16, adhesive；17, fireproof membrane.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of steel structure double-leaf airtight blast door, including
The front end two sides of doorframe beam 1, doorframe beam 1 are connected with the first protective door 2 and the second protective door 7 respectively by hinge 3, and first
Protective door 2 is located at the side of the second protective door 7, and the front-end surface that the first protective door 2 is located at the second protective door 7 is separately installed with
One end of one turntable 4 and the second turntable 8, the first protective door 2 and the second protective door 7 is provided with sealing cell wall 6, and seals cell wall
It is provided with sealing strip 5 on 6, protected by reinforcing bar stratum reticulare 9, keel layer 12, fire protection flame retarding layer 11 and outsourcing inside the first protective door 2
Layer 10 is collectively constituted, and reinforcing bar stratum reticulare 9 is located at the most inner side of the first protective door 2, and reinforcing bar stratum reticulare 9 has good tensile property,
It is woven by bar material, improves the structural strength of the sealed door, outsourcing protective layer 10 plays a good protective effect, can
Body internal structure carries out security protection on the door, and keel layer 12 is wrapped in the outer surface of reinforcing bar stratum reticulare 9, one end of the first protective door 2
It is provided with locked groove 13, the side of the second protective door 7 is equipped with locking block 14.
Further, fire protection flame retarding layer 11 is closely viscous glutinous by seccotine and outsourcing protective layer 10, and fire protection flame retarding layer 11 has
Good flame retardant property can effectively prevent fire spreading in the case where encountering the emergency situations such as fire.
Further, by being connected together between locked groove 13 and locking block 14, locking block 14 is embedded into locked groove 13, to first
Protective door 2 and the second protective door 7 are attached closing.
Further, the rear end surface of the second protective door 7 is fixed with Internal handle 15.
Further, the surface of the second protective door 7 is connected by adhesive 16 with fireproof membrane 17, and fireproof membrane 17 uses
Chlorinated rubber, paraffin and a variety of fire-proof additives composition, fire resistance is good, and expansion generates the foam of 20 millimeters thicks, charing when meeting fire
At protective layer, good fire protecting performance can be played by completely cutting off fire source.
Further, the second turntable 8 is connected by hinge with locking block 14, by the second turntable 8 of rotation come to locking block
14 are opened and closed.
Working principle: in use, the front end two sides of doorframe beam 1 are protected with the first protective door 2 and second respectively by hinge 3
Door 7 is connected, and one end of the first protective door 2 is provided with locked groove 13, and the side of the second protective door 7 is equipped with locking block 14, locked groove
By being connected together between 13 and locking block 14, locking block 14 is embedded into locked groove 13, to the first protective door 2 and the second protective door
7 are attached closing, are by reinforcing bar stratum reticulare 9, keel layer 12, fire protection flame retarding layer 11 and outsourcing protective layer inside the first protective door 2
10 are collectively constituted, and reinforcing bar stratum reticulare 9 is located at the most inner side of the first protective door 2, and reinforcing bar stratum reticulare 9 has good tensile property, by
Bar material weaves, and improves the structural strength of the sealed door, and outsourcing protective layer 10 plays a good protective effect, can be right
Door body internal structure carries out security protection, and fire protection flame retarding layer 11 is closely viscous glutinous by seccotine and outsourcing protective layer 10, fire prevention resistance
Combustion layer 11 has good flame retardant property, in the case where encountering the emergency situations such as fire, can effectively prevent fire spreading, the second protective door
7 surface is connected by adhesive 16 with fireproof membrane 17, and fireproof membrane 17 is added using chlorinated rubber, paraffin and a variety of fire prevention
Agent is added to form, fire resistance is good, and expansion generates the foam of 20 millimeters thicks when meeting fire, and charcoal is melted into protective layer, and isolation fire source can play good
Good fire protecting performance, the utility model improve the structural strength and safety of sealed door by being provided with multilayer proofing structure
Can, convenient for being produced and being applied on a large scale.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of steel structure double-leaf airtight blast door, including doorframe beam (1), which is characterized in that the front end two of the doorframe beam (1)
Side is connected with the first protective door (2) and the second protective door (7) respectively by hinge (3), and the first protective door (2) is located at second
The side of protective door (7), the front-end surface that first protective door (2) is located at the second protective door (7) are separately installed with first turn
One end of disk (4) and the second turntable (8), first protective door (2) and the second protective door (7) is provided with sealing cell wall (6),
And be provided with sealing strip (5) in sealing cell wall (6), it is by reinforcing bar stratum reticulare (9), keel layer that first protective door (2) is internal
(12), fire protection flame retarding layer (11) and outsourcing protective layer (10) are collectively constituted, and the reinforcing bar stratum reticulare (9) is located at the first protective door
(2) most inner side, the keel layer (12) are wrapped in the outer surface of reinforcing bar stratum reticulare (9), and one end of first protective door (2) is set
It is equipped with locked groove (13), the side of second protective door (7) is equipped with locking block (14).
2. a kind of steel structure double-leaf airtight blast door according to claim 1, it is characterised in that: the fire protection flame retarding layer
(11) closely viscous glutinous by seccotine and outsourcing protective layer (10).
3. a kind of steel structure double-leaf airtight blast door according to claim 1, it is characterised in that: the locked groove (13) and lock
It connects between block (14) by being connected together.
4. a kind of steel structure double-leaf airtight blast door according to claim 1, it is characterised in that: second protective door
(7) rear end surface is fixed with Internal handle (15).
5. a kind of steel structure double-leaf airtight blast door according to claim 1, it is characterised in that: second protective door
(7) surface is connected by adhesive (16) with fireproof membrane (17).
6. a kind of steel structure double-leaf airtight blast door according to claim 1, it is characterised in that: second turntable (8)
It is connected by hinge with locking block (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821424114.9U CN209228276U (en) | 2018-08-31 | 2018-08-31 | A kind of steel structure double-leaf airtight blast door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821424114.9U CN209228276U (en) | 2018-08-31 | 2018-08-31 | A kind of steel structure double-leaf airtight blast door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209228276U true CN209228276U (en) | 2019-08-09 |
Family
ID=67498168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821424114.9U Expired - Fee Related CN209228276U (en) | 2018-08-31 | 2018-08-31 | A kind of steel structure double-leaf airtight blast door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209228276U (en) |
-
2018
- 2018-08-31 CN CN201821424114.9U patent/CN209228276U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190809 Termination date: 20210831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |