CN215718285U - Impact-resistant flame-retardant fireproof door - Google Patents
Impact-resistant flame-retardant fireproof door Download PDFInfo
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- CN215718285U CN215718285U CN202121262726.4U CN202121262726U CN215718285U CN 215718285 U CN215718285 U CN 215718285U CN 202121262726 U CN202121262726 U CN 202121262726U CN 215718285 U CN215718285 U CN 215718285U
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Abstract
The utility model discloses an impact-resistant flame-retardant fireproof door, which comprises: the door frame body is provided with a connecting hinge, the right end of the fireproof door body is arranged on the connecting hinge, and the fireproof door body and the door frame body are mutually attached; the observation window is provided with fireproof glass and is arranged on the door frame body; the door closer is mounted on the door frame body and is connected with the upper end of the fireproof door body; the rotating handle is connected with the door frame body; the electric telescopic rod is attached to the fireproof door body through the groove formed in the fireproof door body. This fire door is prevented to shock-resistant fire-retardant type through electric telescopic handle, realizes being connected fixedly to the door frame body with prevent fire door body, and supplies power to electric telescopic handle through external power supply to make electric telescopic handle begin to work, and fix the lower extreme of preventing fire door body through set screw, thereby increase the shock resistance who prevents fire door.
Description
Technical Field
The utility model relates to the technical field of fireproof doors, in particular to an impact-resistant flame-retardant fireproof door.
Background
Prevent fire door and be a common and main fire-fighting equipment, prevent that fire door mainly sets up in sparse stairs, cable shaft, pipe shaft and discharge flue isotoposition, and common prevent that fire door mainly divide into wooden prevent fire door, fire door and steel-wood prevent fire door etc..
The publication number is: the flame-retardant heat-insulation steel fireproof door disclosed by CN212359545U is simple in structure and strong in practicability, the heat-insulation layer, the base layer and the cooling layer are arranged inside the outer shell of the fireproof door, so that the fire-resistant strength of the fireproof door can be improved, the cooling block is arranged in the cooling layer, the cooling block can absorb heat and change the heat from solid to liquid, and further the quick cooling is realized, the heat-insulation effect is achieved in the cooling process, a large amount of heat is prevented from penetrating through the fireproof door, the degree of threat of the heat to escape personnel is reduced, and the life safety of the escape personnel is better guaranteed; in addition, through being equipped with fire-retardant layer, fire-retardant layer can prevent the fire door of fire fast burning, and then the time that prevents fire door by the burning is prolonged.
However, the use of the fire door has some problems, for example, it is difficult to fix the fire door body several times only by using the hinge for connection, so that the fire door body lacks the impact resistance and is difficult to protect well in case of fire. Aiming at the problems, innovative design is urgently needed on the basis of the original fireproof door.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an impact-resistant flame-retardant fireproof door, which aims to solve the problems that the fireproof door body is difficult to fix for multiple times and lacks impact resistance in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an impact resistant, fire retardant fire rated door comprising:
the door frame body is provided with a connecting hinge, the right end of the fireproof door body is arranged on the connecting hinge, and the fireproof door body and the door frame body are mutually attached;
the observation window is provided with fireproof glass and is arranged on the door frame body;
the door closer is mounted on the door frame body and is connected with the upper end of the fireproof door body;
the rotating handle is connected with the door frame body, and a control switch is arranged at the upper end of the door frame body;
the electric telescopic rod is attached to the fireproof door body through a groove formed in the fireproof door body;
the upper end of the fixing plate is provided with an electric telescopic rod, and the fixing plate is arranged on the door frame body;
the external power supply is placed on the door frame body and is connected with the electric telescopic rod through a wire arranged at the upper end of the external power supply.
Preferably, fire-retardant layer, insulating layer, cooling layer and protective layer have set gradually on the fire door body, just the cooling layer sets up to the aluminum alloy material, and fire-retardant layer halogen-free flame retardant polypropylene layer does not have through above-mentioned structure, realizes fire-retardant to avoid the intensity of a fire to stretch.
Preferably, the fireproof door body is connected with the fixing screws through the holes formed in the upper end of the fireproof door body, the fixing screws are connected with the door frame body through the threaded holes formed in the door frame body, and the fireproof door body and the door frame body are conveniently connected and fixed through the fixing screws through the structure.
Preferably, the fixing screw is connected with the positioning rod through a groove formed in the upper end of the fixing screw, a positioning spring is installed at the lower end of the positioning rod, the positioning spring is connected with the fireproof door body, and the fixing screw is fixed through the positioning rod conveniently through the structure.
Preferably, the door frame body is laminated with a sealing cover plate, the sealing cover plate is made of hard rubber, and the external power supply is protected through the sealing cover plate conveniently through the structure.
Preferably, the sealing cover plate is also provided with a bearing rod and a fixed reed;
the bearing rod is arranged at the upper end of the sealing cover plate;
and the upper end of the fixed reed is provided with a sealing cover plate, and the fixed reed is connected with the adapting rod.
Compared with the prior art, the utility model has the beneficial effects that: according to the impact-resistant flame-retardant fireproof door, the door frame body and the fireproof door body are connected and fixed through the electric telescopic rod, the electric telescopic rod is powered through the external power supply, so that the electric telescopic rod starts to work, and the lower end of the fireproof door body is fixed through the fixing screw, so that the impact resistance of the fireproof door is improved;
1. through the work of the electric telescopic rod, the electric telescopic rod starts to be attached to a groove formed in the fireproof door body, namely, the fireproof door body is fixed through the electric telescopic rod, the external power supply is protected through the sealing cover plate, and the detachable structure is adopted, so that the external power supply can be taken down for charging and replacing;
2. through rotating set screw, set screw just with the screwed hole interconnect of seting up on the door frame body, assist fixedly to the door frame body with prevent fire door body promptly, then under the effect of locating lever, fix set screw's position to increase the shock resistance who prevents fire door, guarantee to prevent fire door's stability.
Drawings
FIG. 1 is a schematic view of a fire rated door body according to the present invention;
FIG. 2 is a schematic side view of a cross-sectional structure of the fire rated door body of the present invention;
FIG. 3 is a schematic top sectional view of the door frame body according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
In the figure: 1. a door frame body; 2. a connecting hinge; 3. a fire door body; 4. an observation window; 5. a door closer; 6. rotating the handle; 7. a control switch; 8. an electric telescopic rod; 9. a fixing plate; 10. connecting an external power supply; 11. a flame retardant layer; 12. a thermal insulation layer; 13. a cooling layer; 14. a protective layer; 15. a set screw; 16. positioning a rod; 17. a positioning spring; 18. sealing the cover plate; 1801. a bearing rod; 1802. and fixing the reed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an impact resistant, fire retardant fire rated door comprising:
the door frame comprises a door frame body 1, a connecting hinge 2 is arranged on the door frame body 1, the right end of a fireproof door body 3 is arranged on the connecting hinge 2, and the fireproof door body 3 and the door frame body 1 are attached to each other;
the observation window 4 is provided with fireproof glass and is arranged on the door frame body 1;
the door closer 5 is installed on the door frame body 1, and the door closer 5 is connected with the upper end of the fireproof door body 3;
the rotary handle 6 is connected with the doorframe body 1, and the upper end of the doorframe body 1 is provided with a control switch 7;
the electric telescopic rod 8 is mutually attached to the fireproof door body 3 through a groove formed in the fireproof door body 3;
the upper end of the fixing plate 9 is provided with an electric telescopic rod 8, and the fixing plate 9 is arranged on the door frame body 1;
the external power supply 10 is placed on the door frame body 1, and the external power supply 10 is connected with the electric telescopic rod 8 through a lead arranged at the upper end of the external power supply 10;
in this example, the fire door body 3 is sequentially provided with a fire retardant layer 11, a heat insulation layer 12, a cooling layer 13 and a protective layer 14, the cooling layer 13 is made of an aluminum alloy material, and the fire retardant layer 11 is a halogen-free fire retardant polypropylene layer; the door frame body 1 of the fireproof door can be fixed with a wall body by adopting expansion bolts, iron pieces can be pre-embedded at an opening when the wall body is built, the connecting pieces are firmly welded with the door frame body 1 during installation, the fire is controlled and separated by the flame-retardant layer 11, the heat-insulating layer 12, the cooling layer 13 and the protective layer 14, the opening direction of the fireproof door body 3 can be effectively limited by the door closer 5, the control switch 7 is pressed, the electric telescopic rod 8 starts to work under the action of the external power supply 10, at the moment, the electric telescopic rod 8 is mutually attached to a groove formed at the upper end of the fireproof door body 3, and the electric telescopic rod 8 is installed on the door frame body 1 through the fixing plate 9, namely, the positions of the door frame body 1 and the fireproof door body 3 are fixed;
the fireproof door body 3 is connected with the fixing screw 15 through a hole formed in the upper end of the fireproof door body, and the fixing screw 15 is connected with the door frame body 1 through a threaded hole formed in the door frame body 1; the fixing screw 15 is connected with a positioning rod 16 through a groove formed in the upper end of the fixing screw, a positioning spring 17 is installed at the lower end of the positioning rod 16, and the positioning spring 17 is connected with the fireproof door body 3; a sealing cover plate 18 is attached to the doorframe body 1, and the sealing cover plate 18 is made of hard rubber; the sealing cover plate 18 is also provided with a bearing rod 1801 and a fixed reed 1802; a receiving rod 1801 mounted on the upper end of the sealing cover plate 18; a fixed reed 1802, the upper end of which is provided with a sealing cover plate 18, and the fixed reed 1802 is connected with the bearing rod 1801;
when the lower end of the fireproof door body 3 needs to be fixed, the positioning rod 16 is pulled upwards, so that the positioning rod 16 moves towards the direction far away from the fixing screw 15, the positioning spring 17 arranged on the positioning rod 16 starts to be stretched and deformed, then the fixing screw 15 is rotated, because the fixing screw 15 is connected with the doorframe body 1 through the threaded hole formed on the doorframe body 1, as the fixing screw 15 is rotated, the fixing screw 15 starts to move in a direction approaching the doorframe body 1, when the fixing screw 15 rotates to the limit, the positioning rod 16 is released, and the positioning rod 16 moves downwards under the action of the positioning spring 17, the locating rod 16 and the screwed hole that set up on the set screw 15 interconnect promptly, assist between being fixed between door frame body 1 and the fire door body 3 promptly to can effectually guarantee to prevent the impact resistance of fire door body 3.
The working principle is as follows: when the fireproof door body 3 needs to be opened, the control switch 7 is pressed, at the moment, the control switch 7 controls the electric telescopic rod 8 to start working, namely, the electric telescopic rod 8 is not attached to the groove arranged at the upper end of the fireproof door body 3 any more, then the positioning rod 16 is pulled upwards, the positioning rod 16 moves towards the direction far away from the fixing screw 15 until the positioning rod 16 is not attached to the groove arranged on the fixing screw 15 any more, at the moment, the fixing screw 15 can be rotated, the fixing screw 15 starts to move towards the direction far away from the fireproof door body 3 until the fixing screw 15 is not connected with the threaded hole arranged on the door frame body 1 any more, then the rotating handle 6 is rotated, the rotating handle 6 can be opened at the moment, and the rotating handle 6 is set to be a structure fixed in various modes, so that when a fire disaster happens, the impact resistance of the rotating handle 6 is ensured, which is the working principle of the impact-resistant flame-retardant fireproof door.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An impact-resistant, flame-retardant fire rated door comprising:
the door frame body is provided with a connecting hinge, the right end of the fireproof door body is arranged on the connecting hinge, and the fireproof door body and the door frame body are mutually attached;
the observation window is provided with fireproof glass and is arranged on the door frame body;
the door closer is mounted on the door frame body and is connected with the upper end of the fireproof door body;
the rotating handle is connected with the door frame body, and a control switch is arranged at the upper end of the door frame body;
the electric telescopic rod is attached to the fireproof door body through a groove formed in the fireproof door body;
the upper end of the fixing plate is provided with an electric telescopic rod, and the fixing plate is arranged on the door frame body;
the external power supply is placed on the door frame body and is connected with the electric telescopic rod through a wire arranged at the upper end of the external power supply.
2. The impact-resistant, flame-retardant, fire-rated door of claim 1, wherein: the fireproof door is characterized in that a flame-retardant layer, a heat insulation layer, a cooling layer and a protective layer are sequentially arranged on the fireproof door body, the cooling layer is made of an aluminum alloy material, and the flame-retardant layer is a halogen-free flame-retardant polypropylene layer.
3. The impact-resistant, flame-retardant, fire-rated door of claim 1, wherein: the fireproof door body is connected with the fixing screws through holes formed in the upper end of the fireproof door body, and the fixing screws are connected with the door frame body through threaded holes formed in the door frame body.
4. The impact-resistant, flame-retardant, fire-rated door of claim 3, wherein: the fixing screw is connected with the positioning rod through a groove formed in the upper end of the fixing screw, a positioning spring is installed at the lower end of the positioning rod, and the positioning spring is connected with the fireproof door body.
5. The impact-resistant, flame-retardant, fire-rated door of claim 1, wherein: the door frame body is attached with a sealing cover plate, and the sealing cover plate is made of hard rubber.
6. The impact-resistant, flame-retardant, fire-rated door of claim 5, wherein: the sealing cover plate is also provided with a bearing rod and a fixed reed;
the bearing rod is arranged at the upper end of the sealing cover plate;
and the upper end of the fixed reed is provided with a sealing cover plate, and the fixed reed is connected with the adapting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121262726.4U CN215718285U (en) | 2021-06-07 | 2021-06-07 | Impact-resistant flame-retardant fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121262726.4U CN215718285U (en) | 2021-06-07 | 2021-06-07 | Impact-resistant flame-retardant fireproof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215718285U true CN215718285U (en) | 2022-02-01 |
Family
ID=80041343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121262726.4U Active CN215718285U (en) | 2021-06-07 | 2021-06-07 | Impact-resistant flame-retardant fireproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215718285U (en) |
-
2021
- 2021-06-07 CN CN202121262726.4U patent/CN215718285U/en active Active
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