CN214787000U - Fire-retardant steel prevents fire door with smoke prevention structure - Google Patents
Fire-retardant steel prevents fire door with smoke prevention structure Download PDFInfo
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- CN214787000U CN214787000U CN202023259482.2U CN202023259482U CN214787000U CN 214787000 U CN214787000 U CN 214787000U CN 202023259482 U CN202023259482 U CN 202023259482U CN 214787000 U CN214787000 U CN 214787000U
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Abstract
The utility model relates to a fire-retardant steel prevents fire door with smoke prevention structure, including the steel door body and steel door frame, the cross section at door body and door frame complex edge is the L type, is equipped with smoke prevention structure on the door body, and smoke prevention structure includes fire prevention joint strip, sealant groove, sealed gasbag and controlling means, and door body and door frame complex edge is equipped with the L type sealant groove of invagination formula, and the sealant groove is embedded to have with the fire prevention joint strip that the sealant groove cooperatees; the inner sides of the sealing rubber grooves on the peripheral side walls of the door body are provided with sunken sealing air bag grooves, sealing air bags are arranged in the sealing air bag grooves, and the control device is used for controlling the inflation and deflation of the sealing air bags. Only separate the cigarette through fire prevention joint strip when ordinary use, in case meet with the conflagration, then aerify sealed gasbag through controlling means to reach double seal's effect, guaranteed the isolated effect of smog, prevent simultaneously that the flame from getting into through the gap, play flame retardant efficiency.
Description
Technical Field
The utility model relates to a prevent fire door technical field, especially relate to a fire door is prevented to fire-retardant steel with smoke prevention structure.
Background
The fireproof door is a door which can meet the requirements of fire-resistant stability, integrity and heat insulation within a certain time, and is a fireproof partition with certain fire resistance arranged in a fireproof partition room, an evacuation staircase, a vertical shaft and the like. The existing fireproof doors are generally divided into two types, one type is a wooden fireproof door, and the other type is a steel fireproof door; the fireproof door has unsatisfactory smoke prevention effect and good smoke prevention effect, but has higher manufacturing cost and high price; moreover, when a fire disaster occurs, the problem of effectively avoiding the damage of smoke to the human body and reducing the production cost is an urgent problem to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a fire door is prevented to fire-retardant steel with smoke prevention structure is provided, the problem of mentioning in the above-mentioned background art is solved.
In order to solve the technical problem, the utility model discloses a fire-retardant steel prevents fire door with smoke-proof structure, including steel door body and steel door frame, the door frame passes through the fire prevention hinge and is connected with the door body, the cross section of door body and door frame complex edge is the L type, be equipped with smoke-proof structure on the door body, smoke-proof structure includes fire prevention joint strip, sealant groove, air-bag sealer and controlling means, the edge that the door body and door frame complex is equipped with the L type sealant groove of invagination formula, the fire prevention joint strip who cooperatees with the sealant groove is inlayed in the sealant groove; the side walls of the periphery of the door body, which are positioned at the inner sides of the sealing rubber grooves, are provided with sunken sealing air bag grooves, sealing air bags are arranged in the sealing air bag grooves, the sealing air bags are connected with inflation tubes and air release tubes, the inflation tubes are provided with inflation electromagnetic valves, and the air release tubes are provided with air release electromagnetic valves; the control device is arranged above the rear side of the door body and used for controlling the inflation and deflation of the sealing air bag.
Set up fire prevention joint strip and air-tight bag and carry out dual smoke protection, only separate the cigarette through fire prevention joint strip when commonly using, in case meet with the conflagration, then aerify air-tight bag through controlling means to reach double seal's effect, guaranteed the isolated effect of smog, prevent simultaneously that the flame from getting into through the gap, play fire-retardant effect.
As an improvement of the utility model, controlling means includes signal detection module, signal processing module and control module, signal detection module is the smoke sensor who sets up in door body front side top, the signal processing module input is connected with the smoke sensor, the signal processing module output is connected with control module, control module is connected with inflation solenoid valve and the solenoid valve that loses heart. Set up the smoke sensor, only start sealed gasbag when detecting the smog of certain concentration, accessible controlling means is lost heart and is accomodate into sealed gasbag groove again to sealed gasbag after finishing using, can protect the smoke-proof structure
As an improvement of the utility model, the fire prevention joint strip integrated into one piece.
As an improvement of the utility model, the thickness of the fireproof sealing rubber strip is greater than the depth of the sealing rubber groove.
As an improvement of the utility model, the sealing air bag is made of a high-elasticity material with pressure resistance and high temperature resistance.
As an improvement of the utility model, the door body includes two PLASTIC LAMINATED, two be equipped with the fire prevention core between the PLASTIC LAMINATED, PLASTIC LAMINATED and fire prevention core are the steel structure, the fire prevention core is equipped with a plurality ofly, and is adjacent form the fire prevention space between the fire prevention core, the intussuseption of fire prevention space is filled with the fire retardant, be equipped with thermal-insulated rock wool between PLASTIC LAMINATED and the fire prevention core. Through filling fire retardant and thermal-insulated rock wool in the door body, can effectively promote fire-retardant thermal-insulated effect of preventing fire door
Compared with the prior art, the utility model has the advantages that 1) the fireproof sealing rubber strip and the sealing air bag are arranged for double smoke prevention, the smoke is isolated only through the fireproof sealing rubber strip during normal use, and the sealing air bag is inflated through the control device once a fire disaster occurs, so that the double sealing effect is achieved, the smoke isolation effect is ensured, meanwhile, the flame is prevented from entering through a gap, and the flame retardant effect is achieved; 2) the smoke sensor is arranged, the sealing air bag is started only when smoke with certain concentration is detected, the sealing air bag can be deflated by the control device and is stored into the sealing air bag groove again after being used, and the smoke-proof structure can be protected; 3) through filling fire retardant and thermal-insulated rock wool in the door body, can effectively promote the fire-retardant thermal-insulated effect of preventing fire door.
Drawings
Fig. 1 is a schematic structural view of a fire-retardant steel fire door with a smoke-proof structure according to the present invention;
FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;
FIG. 3 is an enlarged schematic view of detail B of FIG. 2;
FIG. 4 is a schematic view of the internal structure of the door body of the present invention;
FIG. 5 is a schematic structural view of the fireproof sealing rubber strip of the present invention;
fig. 6 is a schematic diagram of the present invention;
in the figure: 1. a door body; 2. a door frame; 3. a fireproof hinge; 4. a fireproof sealing rubber strip; 5. sealing the glue groove; 6. sealing the air bag groove; 7. sealing the air bag; 8. a control device; 81. a signal detection module; 811. a smoke sensor; 82. a signal processing module; 83. a control module; 9. an inflation tube; 10. an air escape pipe; 11. an inflation solenoid valve; 12. an air-bleed solenoid valve; 13. a fire-proof plate; 14. a fire-proof core board; 15. a fire-resistant space; 16. a flame retardant; 17. thermal-insulated rock wool.
The specific implementation mode is as follows:
for the purpose of enhancing the understanding of the present invention, the following detailed description is made with reference to the accompanying drawings.
Example 1: referring to fig. 1-6, the flame-retardant steel fireproof door with the smoke-proof structure comprises a steel door body 1 and a steel door frame 2, wherein the door frame 2 is connected with the door body 1 through a fireproof hinge 3, the cross section of the edge where the door body 1 is matched with the door frame 2 is L-shaped, the smoke-proof structure is arranged on the door body 1 and comprises a fireproof sealant strip 4, a sealant groove 5, a sealant groove 6, a sealant bag 7 and a control device 8, the edge where the door body 1 is matched with the door frame 2 is provided with an inward-recessed L-shaped sealant groove 5, and the fireproof sealant strip 4 matched with the sealant groove 5 is embedded in the sealant groove 5; the door body 1 is characterized in that sunken sealing air bag grooves 6 are formed in the inner sides of the sealing rubber grooves 3 on the peripheral side walls of the door body 1, sealing air bags 7 are arranged in the sealing air bag grooves 6, an inflation tube 9 and an air release tube 10 are connected to the sealing air bags 7, an inflation electromagnetic valve 11 is arranged on the inflation tube 9, and an air release electromagnetic valve 12 is arranged on the air release tube 10; the control device 8 is arranged above the rear side of the door body 1, and the control device 8 is used for controlling the inflation and deflation of the sealing air bag 7.
Set up fire prevention joint strip and air-tight bag and carry out dual smoke protection, only separate the cigarette through fire prevention joint strip when commonly using, in case meet with the conflagration, then aerify air-tight bag through controlling means to reach double seal's effect, guaranteed the isolated effect of smog, prevent simultaneously that the flame from getting into through the gap, play fire-retardant effect.
Control device 8 includes signal detection module 81, signal processing module 82 and control module 83, signal detection module 81 is the smoke sensor 811 who sets up in door body 1 front side top, signal processing module 82 input is connected with smoke sensor 811, signal processing module 82 output is connected with control module 83, control module 83 is connected with inflation solenoid valve 11 and the solenoid valve 12 that loses heart. Set up the smoke sensor, only start sealed gasbag when detecting the smog of certain concentration, accessible controlling means accomodates sealed gasbag groove again disappointing after finishing using, can protect the smoke-proof structure.
The fireproof sealing rubber strip 4 is integrally formed.
The thickness of the fireproof sealing rubber strip 4 is larger than the depth of the sealing rubber groove 5.
The sealing air bag 7 is made of a pressure-resistant high-temperature-resistant high-elasticity material.
The door body includes two PLASTIC LAMINATED 13, two be equipped with fire prevention core 14 between the PLASTIC LAMINATED 13, PLASTIC LAMINATED 13 and fire prevention core 14 are the steel structure, fire prevention core 14 is equipped with a plurality ofly, and is adjacent form fire prevention space 15 between the fire prevention core 14, fire prevention space 15 intussuseption is filled with fire retardant 16, be equipped with thermal-insulated rock wool 17 between PLASTIC LAMINATED 13 and the fire prevention core 14. Through filling fire retardant and thermal-insulated rock wool in the door body, can effectively promote the fire-retardant thermal-insulated effect of preventing fire door.
The working principle is as follows: referring to fig. 1-6, the door body can greatly improve the flame retardant effect of the fireproof door by filling a flame retardant in the fireproof space, and the heat insulation effect can be effectively improved by arranging the heat insulation rock wool between the fireproof plate and the fireproof core plate. When the conflagration takes place, the door body is closed the back, the seam between the fireproof sealing rubber strip is at first sealed to door frame and the door body, smog inductor detects the smog that reaches preset concentration this moment, with signal transmission to signal processing module, signal processing module transmits to control module after to signal processing, it aerifys sealed gasbag to start the solenoid valve of aerifing through control module, until sealed gasbag and door frame inner wall looks butt department, form the sealed smoke protection structure of second between the messenger's door body and the door frame, effectively isolated smog, avoid forming the seam, the flame retardant efficiency has simultaneously. After the conflagration finishes, smog concentration descends, and the smog inductor detects safe smog concentration, then transmits signal transmission to signal processing module, and signal processing module transmits to control module after to signal processing, and the solenoid valve that loses heart is opened through control module and is lost heart to sealed gasbag, accomodates sealed gasbag into again in the sealed gasbag groove.
Finally, it should be noted that: the technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides a fire-retardant steel prevents fire door with smoke prevention structure which characterized in that: the door comprises a steel door body and a steel door frame, wherein the door frame is connected with the door body through a fireproof hinge, the cross section of the edge, matched with the door frame, of the door body is L-shaped, a smoke prevention structure is arranged on the door body and comprises a fireproof sealing rubber strip, a sealing rubber groove, a sealing air bag and a control device, an inward-recessed L-shaped sealing rubber groove is arranged at the edge, matched with the door frame, of the door body, and the fireproof sealing rubber strip matched with the sealing rubber groove is embedded in the sealing rubber groove; the side walls of the periphery of the door body, which are positioned at the inner sides of the sealing rubber grooves, are provided with sunken sealing air bag grooves, sealing air bags are arranged in the sealing air bag grooves, the sealing air bags are connected with inflation tubes and air release tubes, the inflation tubes are provided with inflation electromagnetic valves, and the air release tubes are provided with air release electromagnetic valves; the control device is arranged above the rear side of the door body and used for controlling the inflation and deflation of the sealing air bag.
2. The fire retardant steel fire door having a smoke preventing structure as claimed in claim 1, wherein: the control device comprises a signal detection module, a signal processing module and a control module, wherein the signal detection module is a smoke sensor arranged above the front side of the door body, the input end of the signal processing module is connected with the smoke sensor, the output end of the signal processing module is connected with the control module, and the control module is connected with an inflation solenoid valve and an air leakage solenoid valve.
3. The fire retardant steel fire door having a smoke preventing structure as claimed in claim 1, wherein: the fireproof sealing rubber strip is integrally formed.
4. The fire retardant steel fire door having a smoke preventing structure as claimed in claim 1, wherein: the thickness of the fireproof sealing rubber strip is larger than the depth of the sealing rubber groove.
5. The fire retardant steel fire door having a smoke preventing structure as claimed in claim 1, wherein: the sealing air bag is made of a pressure-resistant high-temperature-resistant high-elasticity material.
6. The fire retardant steel fire door having a smoke preventing structure as claimed in claim 1, wherein: the door body includes two PLASTIC LAMINATED, two be equipped with the fire prevention core between the PLASTIC LAMINATED, PLASTIC LAMINATED and fire prevention core are the steel structure, the fire prevention core is equipped with a plurality ofly, and is adjacent form the fire prevention space between the fire prevention core, the intussuseption of fire prevention space is filled with the fire retardant, be equipped with thermal-insulated rock wool between PLASTIC LAMINATED and the fire prevention core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023259482.2U CN214787000U (en) | 2020-12-30 | 2020-12-30 | Fire-retardant steel prevents fire door with smoke prevention structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023259482.2U CN214787000U (en) | 2020-12-30 | 2020-12-30 | Fire-retardant steel prevents fire door with smoke prevention structure |
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| CN214787000U true CN214787000U (en) | 2021-11-19 |
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| CN202023259482.2U Active CN214787000U (en) | 2020-12-30 | 2020-12-30 | Fire-retardant steel prevents fire door with smoke prevention structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434622A (en) * | 2022-09-19 | 2022-12-06 | 步阳集团有限公司 | Steel-wood structure anti-theft fireproof door |
-
2020
- 2020-12-30 CN CN202023259482.2U patent/CN214787000U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434622A (en) * | 2022-09-19 | 2022-12-06 | 步阳集团有限公司 | Steel-wood structure anti-theft fireproof door |
| CN115434622B (en) * | 2022-09-19 | 2023-03-28 | 步阳集团有限公司 | Steel-wood structure anti-theft fireproof door |
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