CN220929199U - Steel heat-insulating fireproof door - Google Patents
Steel heat-insulating fireproof door Download PDFInfo
- Publication number
- CN220929199U CN220929199U CN202322740049.8U CN202322740049U CN220929199U CN 220929199 U CN220929199 U CN 220929199U CN 202322740049 U CN202322740049 U CN 202322740049U CN 220929199 U CN220929199 U CN 220929199U
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- Prior art keywords
- inner door
- door frame
- plate
- door
- steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 48
- 239000010959 steel Substances 0.000 title claims abstract description 48
- 239000002390 adhesive tape Substances 0.000 claims abstract description 13
- 239000000919 ceramic Substances 0.000 claims abstract description 6
- 239000000835 fiber Substances 0.000 claims abstract description 6
- 235000019362 perlite Nutrition 0.000 claims abstract description 6
- 239000010451 perlite Substances 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 6
- 239000000779 smoke Substances 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000007480 spreading Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 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 field of fireproof doors, and discloses a steel heat-insulating fireproof door which comprises an inner door plate, wherein an inner door frame is fixedly arranged on the inner door plate, an outer door plate is fixedly arranged on one surface, far away from the inner door plate, of the inner door frame, a plurality of sliding blocks are arranged in the inner door frame, the sliding blocks slide on the surface of the outer door plate, and a push rod is fixedly connected to the sliding blocks and penetrates through the inner door frame and slides in the inner door frame. When a fire disaster occurs, an operator rotates the hand wheel to drive the screw rod and the trapezoid table to move inwards, the trapezoid table pushes the sliding block to the periphery, and then the push rod and the fixing sheet are pushed, so that the thermal expansion adhesive tape is firmly attached between the inner door plate and the inner door frame, the sealing performance is good, and the fire and smoke are effectively prevented from spreading; the steel plates are arranged between the inner layer and the outer layer of the outer door plate and the filling layer, so that the strength of the fireproof door is increased, the fireproof door can resist long-time flame burning, and the inside is filled with expanded perlite and ceramic fibers, so that the fireproof door has excellent heat insulation and fireproof performance.
Description
Technical Field
The utility model relates to the field of fireproof doors, in particular to a steel heat-insulating fireproof door.
Background
The heat-insulating fireproof door can meet the requirements of fire resistance stability, integrity and heat insulation in a certain time, and is also a fireproof partition with certain fire resistance, so that the heat-insulating fireproof door is widely applied to various fields such as residences, ships, buildings, chemical engineering, mechanical engineering and the like. The thermal expansion adhesive tape is a special plugging material, can be rapidly expanded at high temperature, plugs door gaps and prevents fire from spreading, and is an important means for fireproof sealing, heat insulation and fire spread inhibition. However, when the existing fireproof door encounters a large fire disaster and burns for a long time, the thermal expansion adhesive tape cannot fully play a role, and even cannot expand at all, so that fire and smoke spread.
Disclosure of utility model
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the steel heat-insulating fireproof door, and the problems that when the steel heat-insulating fireproof door in the current market encounters the conditions of large fire and long-time combustion, the thermal expansion adhesive tape cannot fully play a role and even cannot expand at all, so that fire and smoke spread are effectively solved.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a steel heat-insulating fireproof door which comprises an inner door plate, wherein an inner door frame is fixedly arranged on the inner door plate, an outer door plate is fixedly arranged on one surface, away from the inner door plate, of the inner door frame, a plurality of sliding blocks are arranged in the inner door frame, the sliding blocks slide on the surface of the outer door plate, push rods are fixedly connected onto the sliding blocks, penetrate through the inner door frame and slide in the inner door frame, a trapezoid table is attached to the surface of each sliding block, a screw rod is rotationally connected onto the trapezoid table, penetrates through the inner door plate and is in spiral connection with the inner door plate, a hand wheel is fixedly connected onto one end, away from the trapezoid table, of each screw rod, a fixing sheet is fixedly connected onto one end, away from the sliding blocks, of each push rod, and a thermal expansion adhesive tape is adhered onto the surface of each fixing sheet.
As a further description of the above technical solution:
the outer door frame is arranged on the outer sides of the inner door plate and the inner door frame, a hinge is arranged between the inner door plate and the inner door frame, and the inner door plate and the outer door frame rotate through the hinge.
As a further description of the above technical solution:
And a door closer is arranged between the inner door plate and the outer door frame.
As a further description of the above technical solution:
the inner door plate is fixedly provided with a handle.
As a further description of the above technical solution:
The inner door frame comprises a front steel plate and a rear steel plate, a plurality of filling layers are fixed between the front steel plate and the rear steel plate, filling particles are fixedly arranged in the filling layers, a steel partition plate is fixedly arranged between the filling layers, and the steel partition plate is fixedly connected with the front steel plate and the rear steel plate.
As a further description of the above technical solution:
The filling layer is expanded perlite.
As a further description of the above technical solution:
The filler particles are ceramic fibers.
The utility model has the following beneficial effects:
When a fire disaster occurs, an operator rotates the hand wheel to drive the screw rod and the trapezoid table to move inwards, the trapezoid table pushes the sliding block to the periphery, and then the push rod and the fixing sheet are pushed, so that the thermal expansion adhesive tape is firmly attached between the inner door plate and the inner door frame, the sealing performance is good, and the fire and smoke are effectively prevented from spreading; the steel plates are arranged between the inner layer and the outer layer of the outer door plate and the filling layer, so that the strength of the fireproof door is increased, the fireproof door can resist long-time flame burning, and the inside is filled with expanded perlite and ceramic fibers, so that the fireproof door has excellent heat insulation and fireproof performance.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second embodiment of the present utility model;
FIG. 3 is a schematic diagram III of the structure of the present utility model;
Fig. 4 is a cross-sectional view of an outer door panel according to the present utility model.
Legend description:
1. An inner door panel; 2. an inner door frame; 3. an outer door panel; 4. an outer door frame; 5. a slide block; 6. a push rod; 7. a trapezoidal table; 8. a screw; 9. a hand wheel; 10. a fixing piece; 11. a thermal expansion adhesive tape; 12. a hinge; 13. a door closer; 14. a handle; 15. a front steel plate; 16. a rear steel plate; 17. a filling layer; 18. filling particles, 19 and a steel partition plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a steel thermal-insulated fire door, including interior door plant 1, the fixed interior door plant 2 that is equipped with on the interior door plant 1, the one side that interior door plant 1 was kept away from to interior door plant 2 is fixed to be equipped with outer door plant 3, the inside of interior door plant 2 is equipped with a plurality of sliders 5, slider 5 slides at the surface of outer door plant 3, fixedly connected with push rod 6 on the slider 5, push rod 6 passes interior door plant 2 and slides in interior door plant 2 inside, slider 5 surface laminating has trapezoidal platform 7, trapezoidal platform 7 rotates and is connected with screw rod 8, screw rod 8 passes interior door plant 1 and with interior door plant 1 screwed connection, the one end fixedly connected with hand wheel 9 of trapezoidal platform 7 is kept away from to screw rod 8, hand wheel 9 is used for controlling screw rod 8 rotation, the one end fixedly connected with stationary blade 10 of slider 5 is kept away from to push rod 6, the bonding of stationary blade 10 surface has thermal expansion adhesive tape 11, stationary blade 10 is used for fixing thermal expansion adhesive tape 11 and drives thermal expansion adhesive tape 11 and removes, thermal expansion adhesive tape 11 plays sealed effect when the conflagration takes place.
The outer side of the inner door plate 1 and the outer side of the inner door frame 2 are provided with outer door frames 4, a hinge 12 is arranged between the inner door plate 1 and the inner door frame 2, and the inner door plate 1 and the outer door frame 4 rotate through the hinge 12.
A door closer 13 is arranged between the inner door plate 1 and the outer door frame 4, and the door closer 13 is used for automatically closing the door.
The inner door plate 1 is fixedly provided with a handle 14, and the handle 14 is used for opening and closing a door.
The inner door frame 2 comprises a front steel plate 15 and a rear steel plate 16, a plurality of filling layers 17 are fixed between the front steel plate 15 and the rear steel plate 16, filling particles 18 are fixedly arranged in the filling layers 17, steel partition plates 19 are fixedly arranged between the filling layers 17, the steel partition plates 19 are fixedly connected with the front steel plate 15 and the rear steel plate 16, and the strength of the fireproof door is increased through the front steel plate 15, the rear steel plate 16 and the steel partition plates 19.
The filling layer 17 is expanded perlite, the filling particles 18 are ceramic fibers, and the filling layer 17 and the filling particles 18 increase the heat insulation and fire resistance of the fireproof door.
Working principle: when a fire disaster occurs, an operator rotates the hand wheel 9 to drive the screw rod 8 and the trapezoid table 7 to move inwards, the trapezoid table 7 pushes the sliding block 5 to the periphery, and then the push rod 6 and the fixing sheet 10 are pushed, so that the thermal expansion adhesive tape 11 is firmly attached between the inner door plate 1 and the inner door frame 2, the sealing performance is good, and the spread of fire and smoke can be effectively prevented; the steel plates are arranged between the inner layer and the outer layer of the outer door plate 3 and the filling layer 17, so that the strength of the fireproof door is increased, the fireproof door can resist long-time flame burning, and the inner part is filled with expanded perlite and ceramic fibers, so that the fireproof door has excellent heat insulation and fireproof performance.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (7)
1. The utility model provides a steel thermal-insulated fire door, includes interior door plant (1), its characterized in that: the novel door is characterized in that an inner door frame (2) is fixedly arranged on the inner door frame (1), one surface of the inner door frame (2) away from the inner door frame (1) is fixedly provided with an outer door plate (3), a plurality of sliding blocks (5) are arranged in the inner door frame (2), the sliding blocks (5) slide on the surface of the outer door plate (3), push rods (6) are fixedly connected to the sliding blocks (5), the push rods (6) penetrate through the inner door frame (2) and slide inside the inner door frame (2), trapezoidal platforms (7) are attached to the surface of the sliding blocks (5), the trapezoidal platforms (7) are rotationally connected with screws (8), the screws (8) penetrate through the inner door frame (1) and are in spiral connection with the inner door frame (1), one ends of the screws (8) away from the trapezoidal platforms (7) are fixedly connected with hand wheels (9), one ends of the push rods (6) away from the sliding blocks (5) are fixedly connected with fixing pieces (10), and the surfaces of the fixing pieces (10) are adhered with thermal expansion adhesive tapes (11).
2. A steel insulated fire door as claimed in claim 1, wherein: the door is characterized in that an outer door frame (4) is arranged on the outer sides of the inner door plate (1) and the inner door frame (2), a hinge (12) is arranged between the inner door plate (1) and the inner door frame (2), and the inner door plate (1) and the outer door frame (4) rotate through the hinge (12).
3. A steel insulated fire door as claimed in claim 1, wherein: a door closer (13) is arranged between the inner door plate (1) and the outer door frame (4).
4. A steel insulated fire door as claimed in claim 1, wherein: the inner door plate (1) is fixedly provided with a handle (14).
5. A steel insulated fire door as claimed in claim 1, wherein: the inner door frame (2) comprises a front steel plate (15) and a rear steel plate (16), a plurality of filling layers (17) are fixed between the front steel plate (15) and the rear steel plate (16), filling particles (18) are fixedly arranged in the filling layers (17), a steel partition plate (19) is fixedly arranged between the filling layers (17), and the steel partition plate (19) is fixedly connected with the front steel plate (15) and the rear steel plate (16).
6. A steel insulated fire door as claimed in claim 5, wherein: the filling layer (17) is expanded perlite.
7. The steel insulated fire door of claim 6, wherein: the filler particles (18) are ceramic fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322740049.8U CN220929199U (en) | 2023-10-12 | 2023-10-12 | Steel heat-insulating fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322740049.8U CN220929199U (en) | 2023-10-12 | 2023-10-12 | Steel heat-insulating fireproof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220929199U true CN220929199U (en) | 2024-05-10 |
Family
ID=90961608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322740049.8U Active CN220929199U (en) | 2023-10-12 | 2023-10-12 | Steel heat-insulating fireproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220929199U (en) |
-
2023
- 2023-10-12 CN CN202322740049.8U patent/CN220929199U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |