CN216517659U - Steel fireproof door with sound absorption function - Google Patents
Steel fireproof door with sound absorption function Download PDFInfo
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- CN216517659U CN216517659U CN202122759995.8U CN202122759995U CN216517659U CN 216517659 U CN216517659 U CN 216517659U CN 202122759995 U CN202122759995 U CN 202122759995U CN 216517659 U CN216517659 U CN 216517659U
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- Prior art keywords
- door
- sound
- fire
- steel
- sound absorption
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 33
- 239000010959 steel Substances 0.000 title claims abstract description 33
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 29
- 238000001125 extrusion Methods 0.000 claims abstract description 43
- 239000000779 smoke Substances 0.000 claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000741 silica gel Substances 0.000 claims abstract description 15
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 230000002265 prevention Effects 0.000 claims abstract description 8
- 239000003063 flame retardant Substances 0.000 claims description 23
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 10
- 230000009471 action Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 11
- 238000009413 insulation Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 230000007480 spreading Effects 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 4
- 230000009970 fire resistant effect Effects 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- -1 prolongs its life Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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Abstract
The utility model discloses a steel fireproof door with a sound absorption function, which relates to the technical field of fireproof doors and comprises a fireproof door main body, wherein the fireproof door main body comprises a door frame, a sound absorption door device is arranged on the inner side of the door frame, a smoke escape prevention device is arranged outside the sound absorption door device, and the smoke escape prevention device comprises a movable block, a push rod, an extrusion column, a sliding plate, a return spring, a high-density silica gel block, an extrusion spring and an upper layer sealing strip. According to the utility model, the smoke escape prevention device is installed, when the fireproof door is closed, the extrusion spring extrudes the movable block to enable the push rod to downwards apply pressure to the extrusion column, the extrusion column downwards moves to enable the high-density silica gel block to be in contact with the ground, meanwhile, the sucker is tightly connected with the ground by exhausting air under the action of pressure, the purpose of preventing smoke from diffusing at the lower layer is achieved, the gap between the upper layer door frame and the fireproof door is blocked by the upper layer sealing strip, and the problem that smoke can spread and diffuse along the gap between the fireproof door and the ground is solved.
Description
Technical Field
The utility model relates to the technical field of fire doors, in particular to a steel fire door with a sound absorption function.
Background
The fireproof door is a door which can meet the requirements of fire-resistant stability, integrity and heat insulation within a certain time, is arranged in places such as fire-resistant partitions, evacuation stairwells, vertical shafts and the like, has a certain fire-resistant fireproof partition, has the functions of preventing fire from spreading and smoke from diffusing, can prevent the fire from spreading within a certain time and ensures personnel to evacuate.
The following problems exist in the prior art:
1. in the prior art, a common fire door is only provided with a single-layer fire-proof structure, a gap exists between the fire door and the ground, the smoke blocking effect is poor, and when a fire disaster occurs, dense smoke can spread along the gap, so that the life safety of people is threatened;
2. among the prior art, general fire door only sets up the individual layer fireproof structure, and the sound insulation effect is relatively poor, sees through fire door can transmit great noise at ordinary times in the use, influences people's work and life.
SUMMERY OF THE UTILITY MODEL
The utility model provides a steel fireproof door with a sound absorption function, which has the function of isolating smoke and solves the problem that smoke can spread and diffuse along a gap between the fireproof door and the ground; wherein another kind of purpose is in order to solve to prevent that fire door only sets up the relatively poor problem of individual layer's fire resistive construction sound insulation effect to reach noise absorption and fall the effect of making an uproar.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a fire door is prevented to steel with inhale sound function, includes and prevents the fire door main part, prevent that the fire door main part includes the door frame, the inboard of door frame is provided with inhales the sound door gear, the outside of inhaling the sound door gear is provided with prevents the ease cigarette device, prevent that the ease cigarette device is including movable block, push rod, extrusion post, sliding plate, reset spring, high density silica gel piece, extrusion spring and upper sealing strip, the surface of upper sealing strip is connected with the inner wall fixed surface of door frame, inhale the sound door gear including steel outer protection door plant, fire-retardant board, inhale sound sponge and acoustic celotex board, the surface and the door frame surface swing joint of steel outer protection door plant.
The technical scheme of the utility model is further improved as follows: the lower surface of movable block and the last fixed surface of push rod are connected, inhale the lateral surface of acoustic door device and seted up the spout, the surface of movable block and the inner wall swing joint who inhales the acoustic door device.
The technical scheme of the utility model is further improved as follows: the outer surface of the sliding plate is fixedly connected with the surface of the steel outer protection door plate, the lower end of the return spring is fixedly connected with the surface of the sliding plate, the upper end of the return spring is fixedly connected with the surface of the extrusion column, and the extrusion column and the side face of the movable block are respectively movably connected with the side face of the sliding plate.
The technical scheme of the utility model is further improved as follows: the upper surface of extrusion post contacts with the lower surface of push rod, the lower surface of extrusion post and the last fixed surface of high density silica gel piece are connected, the lower fixed surface of high density silica gel piece installs the sucking disc, the surface of sucking disc is provided with the bleeder vent.
The technical scheme of the utility model is further improved as follows: the lower extreme of extrusion spring and the last fixed surface of movable block are connected, the last fixed surface of extrusion spring installs fire-retardant net, the upper surface of fire-retardant net and the fixed surface who inhales the acoustic door device are connected.
The technical scheme of the utility model is further improved as follows: the inner side surface of the steel outer protection door plate is fixedly connected with one side of the flame retardant plate, and the other side of the flame retardant plate is fixedly connected with the side surface of the sound absorption sponge.
The technical scheme of the utility model is further improved as follows: inhale the side fixed connection of one side of sound sponge and acoustic celotex board, the inside of acoustic celotex board is provided with the sound-proof housing, the outside fixed mounting of sound-proof housing has the sound wave reflecting plate.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:
1. the utility model provides a steel fireproof door with a sound absorption function, which is characterized in that an anti-smoke escape device is installed, when the fireproof door is closed, an extrusion spring extrudes a movable block to enable a push rod to downwards apply pressure to an extrusion column, the extrusion column downwards moves to enable a high-density silica gel block to be in contact with the ground, meanwhile, a sucker discharges air under the action of pressure to be tightly connected with the ground, the purpose that the lower layer prevents smoke from diffusing is achieved, an upper layer sealing strip enables a gap between an upper layer door frame and the fireproof door to be blocked, and the problem that smoke can spread and diffuse along the gap between the fireproof door and the ground is solved.
2. The utility model provides a steel fireproof door with a sound absorption function, which is characterized in that a sound absorption door device is installed, a steel outer protection door plate enables the fireproof door to have a firm protection layer, the service life is prolonged, a flame retardant plate plays a role in preventing fire from spreading, sound absorption sponge absorbs noise, a sound insulation plate prevents the noise from spreading through a sound insulation cover and a sound wave reflection plate, and the effect of absorbing the noise and reducing the noise is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the structure of the present invention;
FIG. 3 is an enlarged schematic view of the present invention at configuration A;
fig. 4 is a schematic sectional view of a structural acoustic door apparatus according to the present invention.
In the figure: 1. a fire door main body; 11. a door frame; 2. a smoke escape prevention device; 21. a movable block; 22. a push rod; 23. extruding the column; 24. a sliding plate; 25. a return spring; 26. a high density silica gel block; 261. a suction cup; 27. a compression spring; 28. a flame-retardant mesh; 29. an upper layer of sealing strip; 3. a sound absorbing door device; 31. a steel outer protective door panel; 32. a flame retardant sheet; 33. sound-absorbing sponge; 34. a sound insulating board; 341. a sound-proof housing; 342. a sound wave reflection plate.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in fig. 1-4, the present invention provides a steel fire door with sound absorption function, comprising a fire door main body 1, wherein the fire door main body 1 comprises a door frame 11, a sound absorption door device 3 is arranged on the inner side of the door frame 11, a smoke escape prevention device 2 is arranged on the outer side of the sound absorption door device 3, the smoke escape prevention device 2 comprises a movable block 21, a push rod 22, an extrusion column 23, a sliding plate 24, a return spring 25, a high density silica gel block 26, an extrusion spring 27 and an upper layer sealing strip 29, the outer surface of the upper layer sealing strip 29 is fixedly connected with the inner wall surface of the door frame 11, the sound absorption door device 3 comprises a steel outer protection door panel 31, a flame retardant plate 32, a sound absorption sponge 33 and a sound insulation plate 34, the outer surface of the steel outer protection door panel 31 is movably connected with the outer surface of the door frame 11, the lower surface of the movable block 21 is fixedly connected with the upper surface of the push rod 22, a sliding groove is arranged on the outer side surface of the sound absorption door device 3, the surface of the movable block 21 is movably connected with the inner wall of the sound absorbing door device 3, the outer surface of the sliding plate 24 is fixedly connected with the surface of the steel outer protective door plate 31, the lower end of the return spring 25 is fixedly connected with the surface of the sliding plate 24, the upper end of the return spring 25 is fixedly connected with the surface of the extrusion column 23, and the side surfaces of the extrusion column 23 and the movable block 21 are respectively movably connected with the side surface of the sliding plate 24.
In this embodiment, the movable block 21 and the extrusion column 23 can move up and down with the aid of the sliding plate 24, the movable block 21 applies pressure to the extrusion column 23 through the push rod 22, the movable block 21 and the push rod 22 release the pressure to the extrusion column 23 by moving the armrest fixedly connected with the movable block 21 upward, and at this time, the return spring 25 moves the extrusion column 23 upward, so as to open the fire door conveniently.
Example 2
As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: the upper surface of extrusion post 23 contacts with the lower surface of push rod 22, the lower surface of extrusion post 23 and the last fixed surface of high density silica gel piece 26 are connected, the lower fixed surface of high density silica gel piece 26 installs sucking disc 261, the surface of sucking disc 261 is provided with the bleeder vent, the lower extreme of extrusion spring 27 and the last fixed surface of movable block 21 are connected, the last fixed surface of extrusion spring 27 installs fire-retardant net 28, the upper surface of fire-retardant net 28 and the fixed surface who inhales the door gear 3 are connected.
In this embodiment, when the fire door is closed, the pressing spring 27 presses the movable block 21 to press the pressing rod 22 downward, the pressing rod 23 moves downward to make the high-density silica gel block 26 contact with the ground, meanwhile, the suction cup 261 discharges air under pressure to tightly connect with the ground, so as to achieve the purpose of preventing the smoke from diffusing at the lower layer, the upper sealing strip 29 blocks the gap between the upper side of the door frame 11 and the fire door, and the fire-retardant net 28 plays a role of fire retardation.
Example 3
As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: the inner side surface of the steel outer protection door panel 31 is fixedly connected with one side of the flame retardant plate 32, the other side of the flame retardant plate 32 is fixedly connected with the side surface of the sound absorption sponge 33, one side of the sound absorption sponge 33 is fixedly connected with the side surface of the sound insulation plate 34, the sound insulation cover 341 is arranged inside the sound insulation plate 34, and the sound wave reflection plate 342 is fixedly installed on the outer side of the sound insulation cover 341.
In this embodiment, the steel outer protective door panel 31 makes the fire door have a firm protective layer, prolongs its service life, and the fire retardant plate 32 plays the effect of preventing the fire from spreading, inhales the sound sponge 33 and absorbs the noise, and the acoustic celotex board 34 reflects the sound wave of noise through sound-proof housing 341 and acoustic wave reflecting plate 342, prevents the propagation of noise, reaches the purpose of making an uproar.
The working principle of the steel fireproof door with the sound absorption function is described in detail below.
As shown in fig. 1-4, firstly, the movable block 21 and the extrusion column 23 can move up and down with the auxiliary cooperation of the sliding plate 24, the movable block 21 applies pressure to the extrusion column 23 through the push rod 22, the movable block 21 and the push rod 22 release the pressure to the extrusion column 23 by moving up the armrest fixedly connected with the movable block 21, at this time, the return spring 25 moves up the extrusion column 23 to facilitate opening the fire door, wherein, in the closed state of the fire door, the extrusion spring 27 extrudes the movable block 21 to make the push rod 22 press the extrusion column downwards, the extrusion column 23 moves down to make the high-density silica gel block 26 contact with the ground, at the same time, the suction cup 261 exhausts air under the pressure to tightly connect with the ground, so as to achieve the purpose of preventing the smoke from diffusing at the lower layer, the gap between the upper part of the door frame 11 and the fire door is blocked by the upper sealing strip 29, the fire-retardant net 28 plays a role of fire-retardant, then, the steel outer protective door panel 31 makes the fireproof door have firm protective layer, prolongs its life, and fire retardant plate 32 plays the effect that prevents the intensity of a fire from spreading, inhales sound sponge 33 and absorbs the noise, and acoustic celotex board 34 reflects the sound wave of noise through sound-proof housing 341 and sound wave reflecting plate 342, prevents the propagation of noise, reaches the purpose of making an uproar of falling.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.
Claims (7)
1. The utility model provides a fire door is prevented to steel with inhale sound function, includes prevents fire door main part (1), prevent that fire door main part (1) includes door frame (11), its characterized in that: the inner side of the door frame (11) is provided with a sound-absorbing door device (3), and the outer part of the sound-absorbing door device (3) is provided with a smoke escape prevention device (2);
the smoke escape prevention device (2) comprises a movable block (21), a push rod (22), an extrusion column (23), a sliding plate (24), a return spring (25), a high-density silica gel block (26), an extrusion spring (27) and an upper layer sealing strip (29), wherein the outer surface of the upper layer sealing strip (29) is fixedly connected with the inner wall surface of the door frame (11);
inhale sound door gear (3) including steel outer protection door plant (31), fire-retardant board (32), inhale sound sponge (33) and acoustic celotex board (34), the surface and door frame (11) surface swing joint of steel outer protection door plant (31).
2. The fire door steel with sound absorption function as claimed in claim 1, wherein: the lower surface of movable block (21) is connected with the last fixed surface of push rod (22), inhale the lateral surface of acoustic door device (3) and seted up the spout, the surface of movable block (21) and the inner wall swing joint of acoustic door device (3).
3. The fire door steel with sound absorption function as claimed in claim 1, wherein: the outer surface of the sliding plate (24) is fixedly connected with the surface of the steel outer protection door plate (31), the lower end of the return spring (25) is fixedly connected with the surface of the sliding plate (24), the upper end of the return spring (25) is fixedly connected with the surface of the extrusion column (23), and the side surfaces of the extrusion column (23) and the movable block (21) are movably connected with the side surface of the sliding plate (24) respectively.
4. The fire door steel with sound absorption function as claimed in claim 1, wherein: the upper surface of extrusion post (23) contacts with the lower surface of push rod (22), the lower surface of extrusion post (23) is connected with the last fixed surface of high density silica gel piece (26), the lower fixed surface of high density silica gel piece (26) installs sucking disc (261), the surface of sucking disc (261) is provided with the bleeder vent.
5. The fire door steel with sound absorption function as claimed in claim 1, wherein: the lower extreme of extrusion spring (27) and the last fixed surface of movable block (21) are connected, the last fixed surface of extrusion spring (27) installs fire-retardant net (28), the upper surface of fire-retardant net (28) and the fixed surface who inhales the acoustic door device (3) are connected.
6. The fire door steel with sound absorption function as claimed in claim 1, wherein: the inner side surface of the steel outer protection door plate (31) is fixedly connected with one side of the flame retardant plate (32), and the other side of the flame retardant plate (32) is fixedly connected with the side surface of the sound absorption sponge (33).
7. The fire door steel with sound absorption function as claimed in claim 1, wherein: one side of the sound-absorbing sponge (33) is fixedly connected with the side face of the sound-insulating plate (34), a sound-insulating cover (341) is arranged inside the sound-insulating plate (34), and a sound wave reflecting plate (342) is fixedly mounted on the outer side of the sound-insulating cover (341).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122759995.8U CN216517659U (en) | 2021-11-10 | 2021-11-10 | Steel fireproof door with sound absorption function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122759995.8U CN216517659U (en) | 2021-11-10 | 2021-11-10 | Steel fireproof door with sound absorption function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216517659U true CN216517659U (en) | 2022-05-13 |
Family
ID=81528500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122759995.8U Expired - Fee Related CN216517659U (en) | 2021-11-10 | 2021-11-10 | Steel fireproof door with sound absorption function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216517659U (en) |
-
2021
- 2021-11-10 CN CN202122759995.8U patent/CN216517659U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220513 |