CN220133765U - Fireproof door - Google Patents
Fireproof door Download PDFInfo
- Publication number
- CN220133765U CN220133765U CN202223462141.4U CN202223462141U CN220133765U CN 220133765 U CN220133765 U CN 220133765U CN 202223462141 U CN202223462141 U CN 202223462141U CN 220133765 U CN220133765 U CN 220133765U
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- door
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- 230000001681 protective effect Effects 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Special Wing (AREA)
Abstract
The utility model relates to the technical field of fireproof doors, in particular to a fireproof door which comprises a door frame and a protective door, wherein a clamping rod used for fixing the door frame is arranged on one side of the protective door, and an auxiliary door opening assembly used for pushing the clamping rod to retract and preventing the protective door from being blocked is arranged in the door frame. The utility model can ensure the normal opening and closing of the fireproof door, thereby ensuring the normal escape of trapped people.
Description
Technical Field
The utility model relates to the technical field of fireproof doors, in particular to a fireproof door.
Background
Fireproof doors are doors that meet the requirements of fire resistance stability, integrity and thermal insulation over a period of time. The fire-proof partition is arranged between fire-proof partitions, evacuation stairwells, vertical shafts and the like and has certain fire resistance. Besides the function of a common door, the fireproof door has the function of preventing fire from spreading and smoke from spreading, and can prevent fire from spreading within a certain time, so that people can be evacuated.
According to the first stainless steel heat-insulating fireproof door provided by the patent document with the application number of CN201921470593.2, the fireproof door comprises a fireproof door leaf and a fireproof door frame, the fireproof door leaf is rotationally connected with the fireproof door frame through a plurality of fireproof hinges, the fireproof door leaf forms a door leaf structure through interconnection between a plurality of door leaf panels, the fireproof door frame forms a door frame structure through interconnection between a plurality of door frame panels, and a door leaf framework is installed on the inner side of the fireproof door leaf and forms a door leaf inner framework structure. The beneficial effects of the utility model are as follows: the perlite foaming fireproof door core board is arranged in the door leaf panel through the door leaf framework, so that the inner fireproof heat insulation layer is formed, and has the characteristics of light apparent density, low heat conductivity coefficient, good chemical stability, wide use temperature range, small moisture absorption capacity, no toxicity, no smell, fireproof performance, sound absorption and the like; through the glass magnesium panel that sets up, have characteristics such as fire prevention, waterproof fire-retardant and long service life, improve the fire behavior of preventing fire door, simple structure, the effect is obvious, long service life.
The fire-proof performance of preventing fire door is prevented in first-class stainless steel heat insulation among the above-mentioned patent, simple structure, the effect is obvious, long service life, prevent fire door in the past can lead to its thermal deformation inflation when receiving flame burning for a long time to can appear using the handle to block the bamboo raft and rotate the condition that does not open the door and appear, thereby can influence stranded personnel and escape, cause personnel to be injured.
Disclosure of Invention
The utility model aims to provide a fireproof door so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a prevent fire door, includes door frame and guard gate, guard gate one side is provided with the card pole that is used for the door frame to fix, the inside auxiliary door subassembly that opens that is used for promoting the card pole to withdraw and prevents the guard gate card dead that is provided with of door frame.
As a preferable scheme of the utility model, the auxiliary door opening assembly comprises a mounting groove arranged on one side of a door frame, a cavity is arranged in the mounting groove, a sliding rod is arranged in the cavity, a spring is arranged on the inner wall of the cavity, a chute is arranged on one side of the sliding rod, a hole groove is formed in the inner wall of the cavity, a push rod is arranged in the hole groove, and the clamping rod extends to the inside of the hole groove.
As a preferable scheme of the utility model, the sliding rod is in sliding connection with the inner wall of the cavity through the limiting sliding block, two ends of the spring are connected with the inner wall of the cavity and one end of the sliding rod through welding modes, the push rod is in sliding connection with the inner wall of the hole groove through the limiting sliding block, the push rod is in contact with the inner wall of the chute, and one end of the push rod far away from the sliding rod is in contact with the clamping rod.
As a preferable scheme of the utility model, a chute is arranged on the inner wall of the mounting groove, a baffle is arranged in the chute, and a pull rod is arranged on one side of the baffle.
As a preferable scheme of the utility model, one end of the pull rod is connected with one side of the baffle plate through a bolt, and the baffle plate is connected with the inner wall of the chute in a sliding way through a limit sliding block.
Compared with the prior art, the utility model has the beneficial effects that: aiming at the problems in the background technology, the auxiliary door opening assembly is adopted, the sliding rod is driven to slide into the cavity to a designated position by pressing the sliding rod, meanwhile, the chute contacts the push rod, and the push rod is driven to slide in the hole groove and push the clamping rod to retract back into the protective door when the inclined design sliding rod moves, so that the protective door can be opened when the fireproof door handle is heated and clamped and can not be rotated to be opened, the normal passing of the fireproof door is ensured, the normal opening and closing of the fireproof door can be ensured, and the normal escape of trapped personnel is ensured.
Drawings
FIG. 1 is a perspective view of the overall structure of the present utility model;
FIG. 2 is an enlarged view of the portion A of the present utility model;
FIG. 3 is a view showing the construction of the inside of the installation groove of the present utility model;
FIG. 4 is a top cross-sectional view of the present utility model;
fig. 5 is an enlarged view of the portion B of the present utility model.
In the figure: 1. a door frame; 2. a protective door; 3. a mounting groove; 301. a chute; 4. a baffle; 401. a pull rod; 5. a cavity; 501. a spring; 6. a slide bar; 601. a chute; 7. a hole groove; 8. a push rod; 9. and (5) clamping the rod.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a prevent fire door, includes door frame 1 and guard gate 2, guard gate 2 one side is provided with the draw-in bar 9 that is used for door frame 1 to fix, inside being provided with of door frame 1 is used for promoting draw-in bar 9 and withdraws the supplementary subassembly that opens the door that prevents guard gate 2 card and die.
The fire door is normally opened and is retracted into the fire door through rotating the door handle to drive the clamping rod 9, then the fire door is pushed to be opened through rotating the rotating shaft, and then the fire door is burned for a long time when the fire is on fire, so that the handle is clamped and can not be rotated, and the fire door can not be opened.
1-5, the auxiliary door opening assembly comprises a mounting groove 3 arranged on one side of a door frame 1, a cavity 5 is arranged in the mounting groove 3, a slide bar 6 is arranged in the cavity 5, a spring 501 is arranged on the inner wall of the cavity 5, the slide bar 6 can be pushed to stretch out and draw back in the cavity 5, a chute 601 is arranged on one side of the slide bar 6, the chute 601 is matched with one end of a push rod 8, so that the slide bar 6 can push the push rod 8 to slide in the hole groove 7 by utilizing an inclined design when sliding and contracting in the cavity 5, the inner wall of the cavity 5 is provided with the hole groove 7, a push rod 8 is arranged in the hole groove 7 and used for pushing a clamping rod 9 back into the protective door 2, the clamping rod 9 extends into the hole groove 7, the slide bar 6 is connected with the inner wall of the cavity 5 in a sliding manner through a limit sliding block, two ends of the spring 501 are connected with the inner wall of the cavity 5 in a welding mode, the push rod 8 is connected with one end of the inner wall of the hole groove 7 in a sliding manner through the limit sliding block, the limit sliding block is used for limiting the position of the push rod 8 when the push rod 8 slides in the cavity 8, the push rod 8 slides in the hole groove 7, the push rod 8 is contacted with the inner wall 8 and the push rod 8 is firstly pushed by the inner wall of the limit sliding block 8, and then the push rod 8 is contacted with the slide bar 8 in the inclined groove 9 to the inclined groove 9, and then the sliding block 9 is contacted with the inner wall of the slide bar 6, and then the sliding rod 9 is contacted with the slide rod 4 in the opening position 4, and then the position is not contacted with the slide rod 4, and the sliding rod is contacted with the slide rod 4 in the opening position 3, and the position is contacted with the slide rod 4 is contacted with the slide rod 6 by the slide rod 6, and is contacted with the inner wall 4.
Referring to fig. 2-3, a chute 301 is disposed on an inner wall of the installation groove 3, a baffle 4 is disposed inside the chute 301, and is usually used for shielding the sliding rod 6, the baffle 4 has heat insulation and fireproof capabilities, and can protect an auxiliary door opening assembly from normal use in case of fire, a pull rod 401 is disposed on one side of the baffle 4, so as to facilitate driving the baffle 4 to slide on the inner wall of the chute 301, one end of the pull rod 401 is connected with one side of the baffle 4 through a bolt, and the baffle 4 is slidably connected with the inner wall of the chute 301 through a limit slider.
The working flow of the utility model is as follows: when the fire door handle is blocked and cannot be opened by thermal expansion, the pull rod 401 is pulled to drive the baffle plate 4 to slide in the sliding groove 301 to be opened, then the slide rod 6 is pressed to drive the slide rod 6 to retract to a designated position in the cavity 5, meanwhile, the push rod 8 contacts the push rod 8 through the chute 601, the push rod 8 slides into the hole groove 7 by utilizing the inclined design, the clamping rod 9 is pushed back into the protective door 2, and then the protective door 2 can be pushed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (4)
1. Fireproof door, including door frame (1) and guard gate (2), its characterized in that: a clamping rod (9) for fixing the door frame (1) is arranged on one side of the protective door (2), and an auxiliary door opening assembly for pushing the clamping rod (9) to retract to prevent the protective door (2) from being blocked is arranged in the door frame (1); the auxiliary door opening assembly comprises a mounting groove (3) arranged on one side of a door frame (1), a cavity (5) is formed in the mounting groove (3), a sliding rod (6) is arranged in the cavity (5), a spring (501) is arranged on the inner wall of the cavity (5), a chute (601) is arranged on one side of the sliding rod (6), a hole groove (7) is formed in the inner wall of the cavity (5), a push rod (8) is arranged in the hole groove (7), and a clamping rod (9) extends to the inside of the hole groove (7).
2. A fire rated door according to claim 1 wherein: the sliding rod (6) is in sliding connection with the inner wall of the cavity (5) through a limiting sliding block, two ends of the spring (501) are connected with the inner wall of the cavity (5) and one end of the sliding rod (6) through welding modes, the push rod (8) is in sliding connection with the inner wall of the hole groove (7) through the limiting sliding block, the push rod (8) is in contact with the inner wall of the chute (601), and one end, far away from the sliding rod (6), of the push rod (8) is in contact with the clamping rod (9).
3. A fire rated door according to claim 1 wherein: the mounting groove (3) inner wall is provided with spout (301), spout (301) inside is provided with baffle (4), baffle (4) one side is provided with pull rod (401).
4. A fire rated door according to claim 3 wherein: one end of the pull rod (401) is connected with one side of the baffle plate (4) through a bolt, and the baffle plate (4) is in sliding connection with the inner wall of the chute (301) through a limit sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223462141.4U CN220133765U (en) | 2022-12-24 | 2022-12-24 | Fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223462141.4U CN220133765U (en) | 2022-12-24 | 2022-12-24 | Fireproof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220133765U true CN220133765U (en) | 2023-12-05 |
Family
ID=88960347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223462141.4U Active CN220133765U (en) | 2022-12-24 | 2022-12-24 | Fireproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220133765U (en) |
-
2022
- 2022-12-24 CN CN202223462141.4U patent/CN220133765U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |