CN211819073U - Single-opening fireproof door with double-layer embedded expansion sealing strip - Google Patents
Single-opening fireproof door with double-layer embedded expansion sealing strip Download PDFInfo
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- CN211819073U CN211819073U CN202020208731.6U CN202020208731U CN211819073U CN 211819073 U CN211819073 U CN 211819073U CN 202020208731 U CN202020208731 U CN 202020208731U CN 211819073 U CN211819073 U CN 211819073U
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Abstract
The utility model discloses a single-opening fireproof door with double-layer pre-embedded expansion sealing strips, which belongs to the technical field of fireproof doors and comprises a fireproof door frame, wherein the fireproof door frame is in a rectangular frame structure, the outer side wall of the fireproof door frame is fixedly connected with the wall surface, the fireproof door frame is provided with a fireproof door plate, the fireproof door plate is hinged with the fireproof door frame, the fireproof door plate is matched with the fireproof door frame for use, the top and the bottom of the fireproof door plate and the side wall far away from the hinged shaft between the fireproof door plate and the fireproof door frame are fixedly connected with a fireproof door edge, the fireproof door edge is abutted against the fireproof door frame, a first expansion sealing strip is arranged between the fireproof door edge and the fireproof door frame, the first expansion sealing strip is fixedly connected with the fireproof door frame, a second expansion sealing strip is arranged between the side wall of the fireproof door, the key point of the technical scheme is that the effect of improving the sealing performance of the fireproof door is achieved.
Description
Technical Field
The utility model relates to a prevent fire door equipment field, in particular to singly open and prevent fire door with double-deck pre-buried inflation strip of paper used for sealing.
Background
The fireproof door is a door capable of meeting the requirements of fire resistance stability, integrity and heat insulation within a certain time, and has the functions of preventing fire from spreading and diffusing along the normal door, so that the evacuation work of people on a fire scene can be smoothly carried out.
The current chinese patent that publication number is CN104747034A discloses a singly open prevents fire door with double-deck pre-buried inflation strip of paper used for sealing, including the fire prevention door frame, prevent fire door, fire door closer and a plurality of fire prevention hinge, prevent fire door frame and wall fixed connection, prevent fire door and the cooperation of fire door frame and use, prevent that fire door realizes articulatedly through the fire prevention hinge with the fire prevention door frame, prevent fire door closer respectively with the top of fire door frame and prevent fire door's top fixed connection, still be provided with the inflation sealing strip between fire door and the fire door frame, the inflation sealing strip is provided with two sets ofly, the inflation sealing strip respectively with fire door frame and prevent fire door fixed connection, the inflation sealing strip of fire. When the condition of a fire appears in one side of preventing fire door, the door closer can drive to prevent that fire door is rotatory until preventing that fire door is closed completely, prevents that the inflation sealing strip between fire door and the fire door is heated the inflation and inseparable butt to fill up the gap between fire door and the fire prevention door frame, thereby avoid toxic gas, the dust impurity that debris burning produced to get into in the space of preventing fire door opposite side, thereby guarantee refuge personnel's life safety.
However, the bottom of the fireproof door is not abutted to the door frame, so that a certain gap is left between the bottom of the fireproof door and the bottom surface of a house, and the sealing performance and the safety of the single-opening fireproof door with the double-layer embedded expansion sealing strip are affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a single division prevents fire door with double-deck pre-buried inflation strip of paper used for sealing, reaches the effect that improves the leakproofness.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a singly open prevents fire door with double-deck pre-buried inflation strip of paper used for sealing, includes fire prevention door frame, its characterized in that: the fireproof door frame is the square frame structure of rectangle, the lateral wall and the wall fixed connection of fireproof door frame, be provided with the fire door plant on the fireproof door frame, the fire door plant is articulated with the fireproof door frame, the fire door plant uses with the fireproof door frame cooperation, equal fixedly connected with prevents fire door edge on the lateral wall of articulated shaft between fire door plant and the fireproof door frame is kept away from to the top of fire door plant, the bottom, prevent fire door edge and fireproof door frame butt, prevent fire door edge and fireproof door frame between be provided with first expansion seal strip, first expansion seal strip and fireproof door frame fixed connection, be provided with second expansion seal strip between lateral wall and the fireproof door frame that the fire door plant is close to the articulated shaft between fireproof door plant and the fireproof door frame, second expansion.
Through adopting above-mentioned technical scheme, prevent the setting on fire door edge, can be used to shelter from the gap between fire door frame and the fire door board, the setting of first inflation sealing strip can be heated the inflation when the conflagration takes place to fill prevent fire door edge and the fire door frame between the gap, thereby play the effect that prevents the smoke and dust diffusion, improve the leakproofness, the setting of second inflation sealing strip can fill the gap between one side that the fire door board is close to the fire hinge and the fire door frame, thereby further leakproofness.
The utility model discloses further set up to, the fire prevention door frame has been close to and has been seted up first constant head tank on the side on fire door edge, and first inflation sealing strip uses with the cooperation of first constant head tank, first inflation sealing strip with prevent fire door along the butt.
Through adopting above-mentioned technical scheme, the setting of first constant head tank can be used to hold first inflation sealing strip to can guarantee the normal closure of fire door plant when the conflagration does not take place.
The utility model discloses further set up to, be provided with the fire prevention hinge between fire prevention door plant and the fire prevention door frame, fire prevention door plant realizes articulatedly through the fire prevention hinge with the fire prevention door frame.
Through adopting above-mentioned technical scheme, the fire prevention hinge has good high temperature resistance, and when the conflagration took place, the fire prevention hinge can make the fire prevention door plant can carry out normal opening and shutting to make the personnel at the scene of the fire can evacuate smoothly and flee through preventing fire door.
The utility model discloses further set up to, seted up the second constant head tank on fire prevention door frame and the inside wall of fire prevention hinge fixed connection, the second constant head tank is seted up on the position that the fire prevention door frame is not connected with the fire prevention hinge, and second inflation sealing strip uses with the cooperation of second constant head tank.
Through adopting above-mentioned technical scheme, the second constant head tank can play spacing effect to the second locating piece on the one hand, and on the other hand can avoid second inflation sealing strip to influence the normal closure of door, and the setting of second inflation sealing strip can be heated the inflation when the conflagration takes place to fill the gap between fire door plant and the fire door frame, thereby play the effect that prevents the smoke and dust diffusion, improve the leakproofness.
The utility model discloses further set up as, fire prevention door plant top fixedly connected with door closer, the free end and the fire prevention door frame fixed connection of door closer.
Through adopting above-mentioned technical scheme, the setting of door closer can make prevent that fire door keeps the state of normal close to when the conflagration takes place, need not the manual fire door that prevents that closes of people, thereby play the effect that the separation intensity of a fire spreads and the flue gas spreads, thereby improve conflagration scene personnel's the probability of fleing.
The utility model discloses further set up to, having seted up the viewing aperture on the fire prevention door plant, being provided with fire prevention glass in the viewing aperture, fire prevention glass and fire prevention door plant fixed connection.
Through adopting above-mentioned technical scheme, the setting of viewing aperture can provide convenience for observing the condition of a fire of fire door plant opposite side, and the setting of fire prevention glass then can prevent that glass from being heated and breaking when guaranteeing the light transmissivity to avoid the condition of a fire to pass the fire door plant and continue to stretch.
To sum up, the utility model discloses following beneficial effect has:
1. the arrangement of the fireproof door edge can be used for shielding a gap between the fireproof door frame and the fireproof door panel, and the arrangement of the first expansion sealing strip can be heated and expanded when a fire disaster happens and fills the gap between the fireproof door edge and the fireproof door frame, so that the effects of preventing smoke from diffusing and improving the sealing property are achieved;
2. the arrangement of the second expansion sealing strip can fill a gap between one side of the fireproof door plate close to the fireproof hinge and the fireproof door frame, so that the sealing performance is further improved;
3. the setting of door closer can make prevent fire door and keep the state of normal close to when the conflagration takes place, need not people and manually close to prevent fire door, thereby play the effect that the separation intensity of a fire spreads and the flue gas spreads.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a partial structural schematic view intended to show the second expansion bead.
Reference numerals: 1. a fireproof door frame; 11. a first positioning groove; 12. a second positioning groove; 2. a fire door panel; 21. a fire door edge; 3. a fire-proof hinge; 4. a first intumescent sealing strip; 5. a second intumescent sealing strip; 6. a door lock; 7. a door closer; 8. a viewing port; 81. fire-resistant glass.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a singly open prevents fire door with double-deck pre-buried inflation sealing strip, refers to figure 1, include with wall fixed connection's fire door frame (1), articulated on fire door frame (1) have fire door board (2), be provided with first inflation sealing strip (4) and second inflation sealing strip (5) between fire door board (2) and fire door frame (1).
When the condition of a fire takes place for one side of this fire door is prevented to single division of double-deck pre-buried inflation sealing strip, first inflation sealing strip (4) and second inflation sealing strip (5) can be heated the inflation, and fill the gap between fire door plant (2) and the fire door frame (1), thereby prevent the toxic gas that the flame burning produced, during dust particle gets into the space of this fire door opposite side is prevented to single division of double-deck pre-buried inflation sealing strip, and then realize improving the leakproofness and the security of preventing fire door, the life safety's of protection fleeing the person effect.
Referring to fig. 1, a fireproof door frame (1) is in a rectangular square frame structure, the fireproof door frame (1) is vertically arranged, and the outer side wall of the fireproof door frame (1) is fixedly connected with a wall surface; the fireproof door plate (2) is of a rectangular plate-shaped structure and is vertically arranged, the fireproof door plate (2) is matched with a fireproof door frame (1) for use, two fireproof hinges (3) are arranged between the fireproof door frame (1) and the fireproof door plate (2), the two fireproof hinges (3) are symmetrically distributed about a symmetry axis of the fireproof door plate (2) in the height direction, a door lock (6) is fixedly connected onto the fireproof door plate (2), the door lock (6) is matched with the fireproof door frame (1) in an inserting manner, an observation opening (8) is further formed in the fireproof door plate (2), the observation opening (8) is rectangular, the length direction of the observation opening (8) is parallel to the vertical direction, the observation opening (8) penetrates through the fireproof door plate (2), fireproof glass (81) is arranged in the observation opening (8), the fireproof glass (81) is fixedly connected with the fireproof door plate (2), a door closer (7) is further fixedly connected to the top of the fireproof door plate (, the other free end of the door closer (7) is fixedly connected with the top of the fireproof door frame (1).
The arrangement of the door closer (7) can enable the fireproof door to keep a normally closed state, so that when a fire disaster occurs, the fireproof door does not need to be manually closed by people, the effects of preventing the fire from spreading and diffusing smoke are achieved, and the escape probability of personnel on the fire scene is improved.
Referring to fig. 1, the top surface of fire door board (2), fixedly connected with prevents fire door edge (21) on the lateral wall that fire hinge (3) was kept away from in bottom surface and fire door board (2), prevent fire door edge (21) and be platelike structure, prevent fire door edge (21) and fire door frame (1) butt, prevent fire door edge (21) and seted up first constant head tank (11) on the lateral wall of fire door frame (1) butt, first inflation sealing strip (4) set up in first constant head tank (11), and first constant head tank (11) and first inflation sealing strip (4) cooperation are used, when fire door board (2) are closed, first inflation sealing strip (4) and prevent fire door along (21) butt.
When the conflagration takes place, the inflation of can being heated of first inflation strip to fill fire door plant (2) top, bottom and keep away from the lateral wall and the fire door frame (1) gap between fire prevention hinge (3), thereby prevent that the flue gas from passing from the gap between fire door plant (2) and fire door frame (1), and then play the effect that separation flue gas diffusion and intensity of a fire spread.
Referring to fig. 2, a second positioning groove (12) is formed in the side wall where the fireproof door frame (1) is connected with the fireproof hinge (3), the second positioning groove (12) is formed in the position where the fireproof door frame (1) is not connected with the fireproof hinge (3), a second expansion sealing strip (5) is matched with the second positioning groove (12) for use, the top and the bottom of the second expansion sealing strip (5) are respectively abutted to the top and the bottom of the fireproof door frame (1), and when the fireproof door plate (2) is closed, the second expansion sealing strip (5) is abutted to the fireproof door plate (2).
When a fire disaster happens, the second expansion strip is heated to expand, so that a gap between the fireproof door frame (1) and the fireproof hinge (3) is filled, and the effects of blocking smoke diffusion and fire spreading are achieved.
The utility model discloses a use as follows:
when a fire disaster happens, the door closer (7) can enable the fireproof door panel (2) to be in a closed state, the first expansion sealing strip (4) and the second expansion sealing strip (5) surrounding the fireproof door panel (2) and the surrounding part can be heated and expanded, so that gaps between the fireproof door panel (2) and the fireproof door frame (1) are filled, smoke and dust are prevented from passing through the gaps between the fireproof door panel (2) and the fireproof door frame (1), the effects of preventing fire from spreading and diffusing smoke and dust are achieved, and people on the fire scene can be guaranteed to smoothly evacuate and escape.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a singly open prevents fire door with double-deck pre-buried inflation strip of paper used for sealing, includes fire prevention door frame (1), its characterized in that: the fireproof door frame (1) is of a rectangular frame structure, the outer side wall of the fireproof door frame (1) is fixedly connected with a wall surface, a fireproof door plate (2) is arranged on the fireproof door frame (1), the fireproof door plate (2) is hinged with the fireproof door frame (1), the fireproof door plate (2) is matched with the fireproof door frame (1) for use, a fireproof door edge (21) is fixedly connected to the top and the bottom of the fireproof door plate (2) and the side wall far away from a hinged shaft between the fireproof door plate (2) and the fireproof door frame (1), the fireproof door edge (21) is abutted against the fireproof door frame (1), a first expansion sealing strip (4) is arranged between the fireproof door edge (21) and the fireproof door frame (1), the first expansion sealing strip (4) is fixedly connected with the fireproof door frame (1), a second expansion sealing strip (5) is arranged between the side wall, close to the hinged shaft between the fireproof door plate (2) and the fireproof door frame (1, the second expansion sealing strip (5) is fixedly connected with the fireproof door frame (1).
2. The single-opening fireproof door with the double-layer embedded expansion seal of claim 1, which is characterized in that: fireproof door frame (1) is close to and has seted up first constant head tank (11) on the side of preventing fire door edge (21), and first inflation sealing strip (4) are used with first constant head tank (11) cooperation, and first inflation sealing strip (4) and prevent fire door edge (21) butt.
3. The single-opening fireproof door with the double-layer embedded expansion seal of claim 1, which is characterized in that: fireproof hinges (3) are arranged between the fireproof door plates (2) and the fireproof door frames (1), and the fireproof door plates (2) are hinged to the fireproof door frames (1) through the fireproof hinges (3).
4. The single-opening fireproof door with the double-layer embedded expansion seal as claimed in claim 3, wherein: the fireproof door frame is characterized in that a second positioning groove (12) is formed in the inner side wall of the fireproof door frame (1) and the fireproof hinge (3) in fixed connection, the second positioning groove (12) is formed in the position, which is not connected with the fireproof hinge (3), of the fireproof door frame (1), and a second expansion sealing strip (5) is matched with the second positioning groove (12) for use.
5. The single-opening fireproof door with the double-layer embedded expansion seal of claim 1, which is characterized in that: the top of the fireproof door plate (2) is fixedly connected with a door closer (7), and the free end of the door closer (7) is fixedly connected with the fireproof door frame (1).
6. The single-opening fireproof door with the double-layer embedded expansion seal of claim 1, which is characterized in that: the fireproof door plate is characterized in that an observation port (8) is formed in the fireproof door plate (2), fireproof glass (81) is arranged in the observation port (8), and the fireproof glass (81) is fixedly connected with the fireproof door plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020208731.6U CN211819073U (en) | 2020-02-25 | 2020-02-25 | Single-opening fireproof door with double-layer embedded expansion sealing strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020208731.6U CN211819073U (en) | 2020-02-25 | 2020-02-25 | Single-opening fireproof door with double-layer embedded expansion sealing strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211819073U true CN211819073U (en) | 2020-10-30 |
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ID=72999203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020208731.6U Active CN211819073U (en) | 2020-02-25 | 2020-02-25 | Single-opening fireproof door with double-layer embedded expansion sealing strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211819073U (en) |
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2020
- 2020-02-25 CN CN202020208731.6U patent/CN211819073U/en active Active
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