CN220599647U - Fireproof smoke-isolation safety door - Google Patents
Fireproof smoke-isolation safety door Download PDFInfo
- Publication number
- CN220599647U CN220599647U CN202321910225.1U CN202321910225U CN220599647U CN 220599647 U CN220599647 U CN 220599647U CN 202321910225 U CN202321910225 U CN 202321910225U CN 220599647 U CN220599647 U CN 220599647U
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- door body
- door
- smoke
- placing cavity
- air bag
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- 238000002955 isolation Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 239000000779 smoke Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 45
- 230000004888 barrier function Effects 0.000 claims 3
- 230000002265 prevention Effects 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 3
- 208000008918 voyeurism Diseases 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
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- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- KZENBFUSKMWCJF-UHFFFAOYSA-N [5-[5-[5-(hydroxymethyl)-2-thiophenyl]-2-furanyl]-2-thiophenyl]methanol Chemical compound S1C(CO)=CC=C1C1=CC=C(C=2SC(CO)=CC=2)O1 KZENBFUSKMWCJF-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002498 deadly effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of protective doors, and particularly discloses a fireproof smoke-isolation safety door which comprises a door frame, a door body and a smoke-isolation mechanism, wherein the smoke-isolation mechanism comprises a groove, an air bag, a main gear, an auxiliary gear and a threaded rod; the air bag is arranged in the groove, the main gear is fixedly arranged on one side of the door frame hinged to the door body, the auxiliary gear is rotatably arranged on the door body, the auxiliary gear is meshed with the main gear, and the threaded rod is in threaded connection with the center position of the auxiliary gear; the door body is internally provided with an air-placing cavity, a sliding plate is connected in the air-placing cavity in a sealing sliding way, the sliding plate is transversely arranged, the top of the sliding plate is fixedly connected with the bottom of the threaded rod, the bottom of the air-placing cavity is communicated with the air bag, and when the air bag expands, the air bag stretches out of the groove and abuts against the door frame. By adopting the technical scheme, the smoke-isolation mechanism is utilized to realize automatic shielding of the gap between the door body and the door frame, thereby playing roles of peeping prevention and smoke prevention.
Description
Technical Field
The utility model belongs to the technical field of protective doors, and relates to a fireproof smoke-isolation safety door.
Background
The existing door body is rotatably connected with the door frame through the hinge, so that a certain gap is formed between the door plate and the door frame, which are rotated for more convenient rotation, and therefore friction between the door plate and the door frame is avoided, resistance is reduced, and a customer can conveniently open and close the door. However, due to the action of self gravity, the door body can fall down, so that the lower end of the door body can be reserved with a moving space for avoiding friction between the door body and the ground, and the door body is prevented from being contacted with the ground.
When a fire breaks out, a large amount of high-temperature smoke is generated, the propagation speed of the smoke is far faster than the spreading speed of the big fire, and the smoke becomes the most deadly source of a plurality of fires. If a fire disaster occurs at night, most people sleep well and cannot react in time, and high-temperature smoke enters the room through a gap between the door body and the door frame, so that irreparable injury is caused to people in the room. In addition, in the prior news report, the illegal person is peeped by a gap at the bottom of the door body, so that a certain potential safety hazard is caused.
In the prior art, as the patent CN201910613491.X discloses a fire disaster prevents high temperature smog invasion door, including outer door plant and interior door plant, be equipped with the filling door plant between outer door plant and the interior door plant, one side that the filling door plant is close to interior door plant and interior door plant fixed connection, outer door plant, filling door plant and interior door plant constitute the door body, have seted up the ring channel on the lateral wall of the door body, the inner bottom fixedly connected with elasticity gasbag of ring channel, the inside intussuseption of elasticity gasbag is filled with low boiling point evaporating solution, the inside sliding connection of ring channel has four heat-conducting plates. This scheme makes the evaporation liquid evaporation make the gasbag inflation through the high temperature, and jack-up the heat conduction board again and shelter from the crack, only use when the door plant has been in the high temperature, can not shelter from the crack in order to prevent peeping at ordinary times, and its reaction process needs certain time simultaneously, leads to partial smog probably to have got into indoor, and the protection effect is not good.
Disclosure of Invention
The utility model aims to provide a fireproof smoke-isolation safety door, which can automatically shield gaps between a door body and a door frame and has the functions of peeping prevention and smoke prevention.
In order to achieve the above purpose, the basic scheme of the utility model is as follows: the fireproof smoke-isolation safety door comprises a door frame, a door body and a smoke-isolation mechanism, wherein the smoke-isolation mechanism comprises a groove, an air bag, a main gear, an auxiliary gear and a threaded rod;
the air bag is arranged in the groove, the main gear is fixedly arranged on one side of the door frame hinged to the door body, the auxiliary gear is rotatably arranged on the door body, the auxiliary gear is meshed with the main gear, and the threaded rod is in threaded connection with the center position of the auxiliary gear;
the door body is internally provided with an air-placing cavity, the air-placing cavity is internally connected with a sliding plate in a sealing sliding manner, the sliding plate is transversely arranged, the top of the sliding plate is fixedly connected with the bottom of the threaded rod, the bottom of the air-placing cavity is communicated with an air bag, and when the air bag expands, the air bag stretches out of the groove and is propped against the door frame.
The working principle and the beneficial effects of the basic scheme are as follows: according to the technical scheme, through the door body rotation process, the auxiliary gear is meshed with the main gear, and the main gear is fixed, so that the auxiliary gear can rotate in the door body rotation process. In addition, the auxiliary gear is in threaded connection with the threaded rod, one end of the threaded rod is fixedly connected with the sliding plate, the threaded rod can only move up and down and cannot rotate, and then threaded transmission can be generated between the auxiliary gear and the threaded rod, and the auxiliary gear rotates to drive the threaded rod to move upwards or downwards. The threaded rod drives the sliding plate to synchronously move upwards or downwards, so that the gas in the gas-accommodating cavity is pushed into the gas bag, or the gas in the gas bag is pumped back into the gas-accommodating cavity by utilizing negative pressure.
According to the rotation process of the opening and closing door, the auxiliary gear rotates when the door is opened, so that the threaded rod moves upwards to draw out the gas in the air bag, the air bag retracts in the groove, and a certain gap exists between the door frame and the door body to facilitate the door opening. When the door is closed, the auxiliary gear rotates to the other direction, the threaded rod is controlled to move downwards, the sliding door moves downwards to gradually push the gas in the gas-accommodating cavity into the gas bag, and when the door body is just closed, the gas bag is in an expanded state and abuts against the door frame.
Further, a hard elastic plate is arranged on the side wall of the air bag facing the outer side of the door.
The hard elastic plate plays a protective role on the air bag, and the air bag is prevented from being damaged by external personnel.
Further, the device also comprises a fireproof mechanism, wherein the fireproof mechanism comprises a liquid placing cavity, a first transverse plate, a second transverse plate and an elastic piece;
the liquid placing cavity is arranged in the door body and is positioned above the air placing cavity, the first transverse plate is in sealed sliding connection with the liquid placing cavity, the bottom of the first transverse plate is connected with the top of the second transverse plate through an elastic piece, and the bottom of the second transverse plate is fixedly connected with the top of the threaded rod;
the side wall of the liquid placing cavity close to the bottom of the liquid placing cavity is provided with an opening, and a temperature control electric valve is arranged at the opening.
When the temperature control electric valve senses that high-temperature smoke exists outside the door, the temperature control electric valve is automatically opened, liquid in the liquid placing cavity flows out to cool the door body and a certain space outside the door body, so that the door body is prevented from being damaged by flame at high temperature, and meanwhile, the escape of people in the room is facilitated.
The first diaphragm is sealed with the liquid chamber bottom of putting, and it passes through the elastic component and connects the second diaphragm, and under the initial state, it is more to put liquid intracavity liquid, and the second diaphragm is connected with the threaded rod, is equivalent to fixed setting, then the elastic component is in heavy compression state initially. When the liquid in the liquid placing cavity is discharged, the pressure of the liquid in the liquid placing cavity to the first transverse plate is reduced, the elastic piece gradually changes into a slight compression state, the elastic piece rebounds to jack up the first transverse plate upwards, the liquid in the liquid placing cavity is driven to move upwards, the liquid level of the liquid is ensured to be at the opening, the liquid is discharged out of the cooling door body and the environment outside the door body as much as possible, and the fireproof effect is realized.
Further, the opening is provided on the outside and/or inside of the door body.
According to the requirement, an opening structure is arranged, so that the use is facilitated.
Further, the intelligent temperature control electric valve further comprises an alarm mechanism, wherein the alarm mechanism comprises an acousto-optic signal generator, and a control end of the acousto-optic signal generator is linked with a control end of the temperature control electric valve.
The alarm mechanism is linked with the temperature control electric valve to timely inform the indoor personnel of the occurrence of fire so as to timely escape.
Further, an explosion-proof storage battery is arranged in the door body, and the output end of the explosion-proof storage battery is connected with the temperature control electric valve and the power supply end of the acousto-optic signal generator.
The explosion-proof storage battery is arranged to meet the requirement of equipment power supply, meanwhile, safety accidents caused by high temperature or flame and the like of the storage battery are prevented, and the use is safer.
Drawings
Fig. 1 is a schematic structural view of the fire-proof smoke-isolation safety door of the present utility model.
Reference numerals in the drawings of the specification include: door frame 1, door body 2, recess 3, gasbag 4, main gear 5, auxiliary gear 6, threaded rod 7, put air cavity 8, slide 9, put liquid chamber 10, first diaphragm 11, second diaphragm 12, elastic component 13.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the description of the present utility model, unless otherwise specified and defined, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanical or electrical, or may be in communication with each other between two elements, directly or indirectly through intermediaries, as would be understood by those skilled in the art, in view of the specific meaning of the terms described above.
The utility model discloses a fireproof smoke-isolation safety door, which is shown in fig. 1 and comprises a door frame 1, a door body 2 and a smoke-isolation mechanism, wherein the smoke-isolation mechanism comprises a groove 3, an air bag 4, a main gear 5, an auxiliary gear 6 and a threaded rod 7.
The groove 3 is arranged on the side wall of the door body 2 facing the door frame 1, and the groove 3 is arranged on four sides, three sides or upper and lower sides of the door body 2. The air bag 4 is arranged in the groove 3, the air bag 4 is in a strip shape, one side of the air bag 4 is adhered to the bottom of the groove 3, and the other side of the air bag can expand outwards of the groove 3.
The main gear 5 is fixedly installed (welded, adhered, inlaid and the like) on one side of the door frame 1 hinged to the door body 2, the auxiliary gear 6 is rotatably installed on the door body 2, for example, a ring groove is formed in the bottom or the top of the auxiliary gear 6, a notch is formed in the door body 2 so as to be used for placing the auxiliary gear 6, a bracket is arranged on the door body 2, one end of the bracket is fixedly connected (welded, riveted and the like) with the door body 2, and the other end of the bracket extends into the ring groove of the auxiliary gear 6 and is in sliding connection with the ring groove. The main gear 5 and the auxiliary gear 6 are positioned at the side of the air bag 4, and do not influence the operation of the air bag 4. The main gear 5 and the auxiliary gear 6 are horizontally and transversely arranged, the auxiliary gear 6 is meshed with the main gear 5, the auxiliary gear 6 is arranged on one side of the door body 2 hinged to the door frame 1, the threaded rod 7 is in threaded connection with the center of the auxiliary gear 6, and the threaded rod 7 is vertically arranged.
An air placing cavity 8 is arranged in the door body 2, a sliding plate 9 is connected in the air placing cavity 8 in a sealing sliding way, the sliding plate 9 slides up and down, and the sliding plate 9 is transversely arranged. The top of the sliding plate 9 is fixedly connected (such as welding, bonding and the like) with the bottom of the threaded rod 7, the bottom of the air placing cavity 8 is communicated with the air bag 4 through an air pipe, and the air pipe can be arranged in the door body 2. When the air bag 4 is inflated, the air bag 4 extends out of the groove 3 to prop against the door frame 1. Preferably, the side wall of the air bag 4 facing the outside of the door is provided with a hard elastic plate, such as an elastic metal plate, a thick rubber plate, etc., and the hard elastic plate is adhered to the outer wall of the air bag 4. The hard elastic plate plays a role in protecting the air bag 4, and the air bag 4 is prevented from being damaged by external personnel.
When the door body 2 is opened and closed, the door body 2 rotates, the auxiliary gear 6 is meshed with the main gear 5, the main gear 5 is fixed, and then the auxiliary gear 6 can rotate in the rotation process of the door body 2. The auxiliary gear 6 is in threaded connection with the threaded rod 7, one end of the threaded rod 7 is fixedly connected with the sliding plate 9, the threaded rod 7 can only move up and down and cannot rotate, then threaded transmission can be generated between the auxiliary gear 6 and the threaded rod 7, and the auxiliary gear 6 rotates to drive the threaded rod 7 to move upwards or downwards. The threaded rod 7 drives the sliding plate 9 to synchronously move upwards or downwards to push the gas in the gas-accommodating cavity 8 into the gas bag 4 or to suck the gas in the gas bag 4 back into the gas-accommodating cavity 8 by utilizing negative pressure.
According to the rotation process of the opening and closing door, the auxiliary gear 6 rotates when the door is opened, the threaded rod 7 moves upwards to suck the gas in the air bag 4, the air bag 4 retracts in the groove 3, and a certain gap exists between the door frame 1 and the door body 2 to facilitate the door opening. When the door is closed, the auxiliary gear 6 rotates in the other direction, the control threaded rod 7 moves downwards, the sliding door moves downwards to gradually push the gas in the gas-accommodating cavity 8 into the gas bag 4, and when the door body 2 is just closed, the gas bag 4 is in an expanded state and is propped against the door frame 1.
In a preferred embodiment of the present utility model, the fire-proof smoke-isolation safety door further comprises a fire-proof mechanism, wherein the fire-proof mechanism comprises a liquid-placing cavity 10, a first transverse plate 11, a second transverse plate 12 and an elastic piece 13.
The liquid placing cavity 10 is arranged in the door body 2 and is positioned above the air placing cavity 8, the first transverse plate 11 is in sealing sliding connection with the liquid placing cavity 10, and the bottom of the first transverse plate 11 is connected with the top of the second transverse plate 12 through an elastic piece 13. The elastic member 13 may be a spring, one end of which is welded to the first transverse plate 11 and the other end of which is welded to the second transverse plate 12. The bottom of second diaphragm 12 and the top fixed connection (such as bonding, welding etc.) of threaded rod 7, and first diaphragm 11 and second diaphragm 12 are horizontal setting, and first diaphragm 11 and second diaphragm 12 are square board, and slide 9 also establishes to square board. The grooves 3 are positioned at the rear sides of the air placing cavity 8 and the liquid placing cavity 10 and do not interfere with each other.
The side wall of the liquid containing cavity 10 near the bottom is provided with an opening, and a temperature control electric valve (such as ZZWPE, DN40 and the like) is arranged at the opening. Preferably, the opening is provided on the outside and/or inside of the door body 2. The opening is arranged on which side, and the liquid in the liquid containing cavity 10 flows to which side of the door body 2 to cool and prevent fire on the corresponding side.
When the temperature control electric valve senses that high-temperature smoke exists outside the door, the temperature control electric valve is automatically opened, liquid in the liquid placing cavity 10 flows out to cool the door body 2 and a certain space outside the door body 2, so that the door body 2 is prevented from being damaged by flame at high temperature, and meanwhile, people in the room are facilitated to escape.
The first transverse plate 11 seals the bottom of the liquid placing cavity 10, and is connected with the second transverse plate 12 through the elastic piece 13, in an initial state, more liquid is in the liquid placing cavity 10, the second transverse plate 12 is connected with the threaded rod 7, and the arrangement corresponds to fixed arrangement, and then the elastic piece 13 is in a heavy compression state initially. When the liquid in the liquid placing cavity 10 is discharged, the pressure of the liquid in the liquid placing cavity 10 to the first transverse plate 11 is reduced, the elastic piece 13 gradually changes into a slightly compressed state, the elastic piece 13 rebounds to jack up the first transverse plate 11 upwards, the liquid in the liquid placing cavity 10 is driven to move upwards, the liquid level is ensured to be positioned at an opening, the liquid is discharged out of the cooling door body 2 and the environment outside the door body 2 as much as possible, and the fireproof effect is realized.
In a preferred scheme of the utility model, the fireproof smoke-isolation safety door further comprises an alarm mechanism, and the alarm mechanism comprises an audible and visual signal generator. The sound-light signal generator can be a buzzer, an LED lamp and the like, and the control end of the sound-light signal generator is linked with the control end of the temperature control electric valve. The alarm mechanism is linked with the temperature control electric valve to timely inform the indoor personnel of the occurrence of fire so as to timely escape.
In a preferred scheme of the utility model, an explosion-proof storage battery (such as RITA, DJ300 and the like) is arranged in the door body 2, and the explosion-proof storage battery can be welded on the inner wall of the door body 2, or a cavity is arranged in the door body 2, and then the explosion-proof storage battery is arranged in the cavity. The output end of the explosion-proof storage battery is electrically connected with the temperature control electric valve and the power supply end of the acousto-optic signal generator, so that the power supply of equipment is met, meanwhile, the storage battery is prevented from generating safety accidents due to high temperature or flame and the like, and the use is safer.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. The fireproof smoke-isolation safety door is characterized by comprising a door frame, a door body and a smoke-isolation mechanism, wherein the smoke-isolation mechanism comprises a groove, an air bag, a main gear, an auxiliary gear and a threaded rod;
the air bag is arranged in the groove, the main gear is fixedly arranged on one side of the door frame hinged to the door body, the auxiliary gear is rotatably arranged on the door body, the auxiliary gear is meshed with the main gear, and the threaded rod is in threaded connection with the center position of the auxiliary gear;
the door body is internally provided with an air-placing cavity, the air-placing cavity is internally connected with a sliding plate in a sealing sliding manner, the sliding plate is transversely arranged, the top of the sliding plate is fixedly connected with the bottom of the threaded rod, the bottom of the air-placing cavity is communicated with an air bag, and when the air bag expands, the air bag stretches out of the groove and is propped against the door frame.
2. The fire and smoke resistant safety door according to claim 1, wherein the side wall of the air bag facing the outside of the door is provided with a rigid elastic plate.
3. The fire and smoke barrier safety door of claim 1, further comprising a fire protection mechanism comprising a liquid-containing chamber, a first cross plate, a second cross plate, and an elastic member;
the liquid placing cavity is arranged in the door body and is positioned above the air placing cavity, the first transverse plate is in sealed sliding connection with the liquid placing cavity, the bottom of the first transverse plate is connected with the top of the second transverse plate through an elastic piece, and the bottom of the second transverse plate is fixedly connected with the top of the threaded rod;
the side wall of the liquid placing cavity close to the bottom of the liquid placing cavity is provided with an opening, and a temperature control electric valve is arranged at the opening.
4. A fire and smoke barrier safety door according to claim 3 wherein the opening is provided on the outside and/or inside of the door body.
5. The fire and smoke barrier safety door according to claim 4, further comprising an alarm mechanism, wherein the alarm mechanism comprises an acousto-optic signal generator, and wherein a control end of the acousto-optic signal generator is in linkage with a control end of the temperature controlled electric valve.
6. The fire-proof smoke-isolation safety door according to claim 5, wherein an explosion-proof storage battery is arranged in the door body, and the output end of the explosion-proof storage battery is connected with the temperature-control electric valve and the power supply end of the acousto-optic signal generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321910225.1U CN220599647U (en) | 2023-07-20 | 2023-07-20 | Fireproof smoke-isolation safety door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321910225.1U CN220599647U (en) | 2023-07-20 | 2023-07-20 | Fireproof smoke-isolation safety door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220599647U true CN220599647U (en) | 2024-03-15 |
Family
ID=90172148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321910225.1U Active CN220599647U (en) | 2023-07-20 | 2023-07-20 | Fireproof smoke-isolation safety door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220599647U (en) |
-
2023
- 2023-07-20 CN CN202321910225.1U patent/CN220599647U/en active Active
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