CN221032271U - Environment-friendly energy-saving heat-preservation fireproof door - Google Patents
Environment-friendly energy-saving heat-preservation fireproof door Download PDFInfo
- Publication number
- CN221032271U CN221032271U CN202322403090.6U CN202322403090U CN221032271U CN 221032271 U CN221032271 U CN 221032271U CN 202322403090 U CN202322403090 U CN 202322403090U CN 221032271 U CN221032271 U CN 221032271U
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- fireproof door
- heat
- insulating
- saving
- thermal insulation
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- 238000004321 preservation Methods 0.000 title claims description 46
- 229920006389 polyphenyl polymer Polymers 0.000 claims abstract description 34
- 239000010425 asbestos Substances 0.000 claims abstract description 32
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 32
- 239000011491 glass wool Substances 0.000 claims abstract description 28
- 238000009413 insulation Methods 0.000 claims description 97
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000011888 foil Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 30
- 239000000463 material Substances 0.000 abstract description 29
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000011810 insulating material Substances 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000004134 energy conservation Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 239000012774 insulation material Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 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
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/22—Glazing, e.g. vaccum glazing
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- Special Wing (AREA)
Abstract
The utility model relates to a green energy-saving heat-insulating fireproof door, which aims to solve the technical problems that the traditional green energy-saving heat-insulating fireproof door only depends on fireproof materials and heat-insulating materials filled in the fireproof door to insulate heat, and when the environment-friendly energy-saving heat-insulating fireproof door is used, because the material effect is single, external heat and low temperature can be transmitted to the indoor through a fireproof door structure, the heat-insulating effect is poor, the indoor temperature is easy to run off rapidly, and further, the indoor environment needs to be regulated by directly opening an air conditioner, thereby indirectly causing energy waste consumption, the connection between materials is inconvenient, and the connection part is not stable enough, and the environment-friendly energy-saving heat-insulating fireproof door comprises a fireproof door frame, and further comprises: the fireproof door plates are respectively arranged on the front surface and the rear surface of the fireproof door frame; according to the utility model, through the combination of the polyphenyl heat-insulating plate, the glass wool heat-insulating plate and the asbestos heat-insulating plate, the problems of poor heat-insulating and energy-saving effects of the fireproof door and easy and rapid loss of indoor internal temperature are solved.
Description
Technical Field
The utility model relates to the field of fireproof doors, in particular to a green energy-saving heat-preserving fireproof door.
Background
The fireproof door is a fireproof partition which is arranged between fireproof partitions, evacuation stairways, vertical shafts and the like and has certain fireproof performance, along with the increasing of the requirements of people on environmental protection and energy conservation, the demand of the building field on the environment-friendly energy-saving heat-preservation fireproof door is increasingly increased, the environment-friendly energy-saving heat-preservation fireproof door is a door product with good heat preservation performance, fireproof performance and energy-saving performance, the indoor temperature difference and the outdoor temperature difference can be effectively isolated, the energy utilization efficiency of the building is improved, the energy consumption is reduced, the heat insulation and the fireproof performance can be ensured when a fire disaster occurs, the fire disaster is not spread, the enough escape time of people is ensured, the outer surface of the existing fireproof door is made of metal, and fireproof materials such as asbestos, cement and the like are filled in the inner part, so that the weight of the door is heavier, after the door body is opened and closed for a long time, the filled fireproof material is sunk due to the gravity of the door body, the upper 30% of the door body is hollow, so that the fireproof effect is greatly weakened, and the heat preservation effect is reduced.
According to the disclosure patent CN215443792U, a green energy-saving heat-insulating fireproof door is known, including a green energy-saving heat-insulating fireproof door, including the left side fireproof door, the right side fireproof door, the connecting block, lead to the groove, the baffle, control panel and fixed column, the right side of the left side fireproof door is equipped with the right side fireproof door, the outer end of the left side fireproof door and the right side fireproof door is fixedly connected with the connecting block respectively, the through groove has been seted up to the inside of connecting block, the front and back of the right end of the left side fireproof door is fixedly connected with the baffle respectively, this kind of green energy-saving heat-insulating fireproof door passes through the improvement of structure, make this device when in actual use, can avoid the defect that the material subsides because of the material weight of inside packing of current fireproof door is too heavy, make the material of packing in the fireproof door not sink, the fire prevention effect of this fireproof door top has further been guaranteed, and the device is through the improvement of structure, make the heat preservation effect of this fireproof door obtain effectual promotion, in the process of realizing the utility model, the inventor finds that at least the following problems are not solved in the prior art, through the improvement of the structure, the device can avoid the defect that the materials sink due to the excessive weight of the materials filled in the prior fireproof door in actual use, the materials filled in the fireproof door cannot sink, the fireproof effect above the fireproof door is further ensured, the device effectively improves the heat preservation effect of the fireproof door through the improvement of the structure, the problem that the filled fireproof materials sink due to the self gravity after the long-term opening and closing of the fireproof door, the upper 30 percent of the filled fireproof materials are hollow, the fireproof effect is greatly weakened, and the heat preservation effect is reduced at the same time is solved, in the use process, the traditional green energy-saving heat preservation fireproof door only relies on the fireproof materials filled in the fireproof door to preserve heat, when the mode is used, the material effect is single, external heat and low temperature can be transmitted to the room through the fireproof door structure, the heat preservation effect is poor, the indoor temperature is easy to run off rapidly, and then the indoor environment is required to be adjusted by directly opening the air conditioner, so that energy waste and consumption are indirectly caused, the connection between materials is inconvenient, and the connection part is not stable. For this reason, new solutions need to be designed to solve.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide the green energy-saving heat-insulating fireproof door so as to solve the technical problems that the traditional green energy-saving heat-insulating fireproof door only depends on fireproof materials and heat-insulating materials filled in the fireproof door to perform heat insulation, and when the environment-friendly energy-saving heat-insulating fireproof door is used, the external heat and low temperature can be transmitted to the indoor through the fireproof door structure due to single material effect, the heat-insulating effect is poor, the indoor temperature is easy to quickly run off, and the indoor environment needs to be regulated by directly opening an air conditioner, so that energy waste is indirectly caused, the connection between materials is inconvenient, and the connection part is unstable.
In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows: the design is a green energy-conserving heat preservation prevents fire door, including the fire prevention door frame, still include:
The fireproof door plates are respectively arranged on the front surface and the rear surface of the fireproof door frame;
The environment-friendly energy-saving heat preservation mechanism is placed in the inner cavity of the fireproof door frame, so that external heat and low temperature are difficult to directly penetrate through the environment-friendly energy-saving heat preservation fireproof door to be transferred indoors, the problems that the heat preservation energy-saving effect of the fireproof door is poor and the indoor inner temperature is easy to quickly lose are solved, the purposes of improving indoor comfort and environment-friendly energy conservation are achieved, workers can quickly assemble the environment-friendly energy-saving heat preservation fireproof door, the structural strength of the environment-friendly energy-saving heat preservation fireproof door is greatly improved, the energy-saving heat preservation effect of the environment-friendly energy-saving heat preservation fireproof door is effectively improved, the environment-friendly energy-saving heat preservation mechanism comprises a polyphenyl heat preservation plate, a glass wool heat preservation plate and an asbestos heat preservation plate, and the polyphenyl heat preservation plate, the glass wool heat preservation plate and the asbestos heat preservation plate are sequentially placed in the inner cavity of the fireproof door frame from the back.
Preferably, the inner chamber rear end of fire prevention door frame is equipped with the mount, the back surface of polyphenyl heated board and the front surface cooperation setting of mount, the inner chamber front end activity grafting of fire prevention door frame has the movable frame, the back surface of movable frame and the front surface cooperation setting of asbestos heat insulating board.
Preferably, the four corners of the front surface of the fixing frame are provided with symmetrically distributed thread cylinders, round holes corresponding to the thread cylinders one by one are formed in the four corners of the polyphenyl insulation board, the glass wool insulation board, the asbestos insulation board and the movable frame, locking studs are connected in the thread cylinders in a threaded mode, and the locking studs are matched with the front surface of the movable frame.
Preferably, the rear surface of the asbestos thermal insulation board is provided with evenly distributed inserted columns, the glass wool thermal insulation board is provided with through holes corresponding to the inserted columns one by one, and the front surface of the polyphenyl thermal insulation board is provided with jacks corresponding to the inserted columns one by one.
Preferably, springs are arranged in grooves formed in the upper sides of the rear ends of the outer cambered surfaces of the inserted columns, ball heads are arranged at the upper ends of the springs, and ball grooves corresponding to the ball heads one by one are formed in the rear ends of the inner cambered surfaces of the jacks uniformly formed in the front surfaces of the polyphenyl insulation boards.
Preferably, aluminum foil reflecting films are arranged in the middle of the inner side surfaces of the fireproof door plates.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, through the combination of the polyphenyl insulation board, the glass wool insulation board and the asbestos insulation board, the characteristics of low heat conductivity, heat insulation, heat resistance and freezing resistance of the materials are utilized, so that external heat and low temperature are difficult to directly transfer to the room through the green energy-saving insulation fireproof door, the problems of poor insulation effect of the fireproof door and easy rapid loss of indoor internal temperature are solved, the green energy-saving insulation effect of the fireproof door is better, the temperature in the building can be reduced or kept without power supply, the energy consumption required during environment adjustment is greatly reduced, the purposes of improving indoor comfort and saving energy are achieved, the problem that the traditional green energy-saving insulation fireproof door is used for insulation by only relying on the fireproof materials and the insulation materials filled in the fireproof door is solved, and when the environment-friendly energy-saving insulation fireproof door is used, the material effect is single, the external heat and the low temperature can still be transferred to the room through the fireproof door structure, the insulation effect is poor, the indoor temperature is easy to rapidly loss, and the indoor environment is required to be adjusted by a direct air conditioner, so that the indoor environment is indirectly, and the technical problem of energy consumption is caused.
2. According to the utility model, through the combination of the inserted column, the spring and the ball head, a worker connects and assembles the polyphenyl thermal insulation board, the glass wool thermal insulation board and the asbestos thermal insulation board through the inserted column, in the process, the ball head can bear force to overcome the elasticity of the spring and retract into the groove arranged at the upper side of the rear end of the outer cambered surface of the inserted column to avoid, until the polyphenyl thermal insulation board, the glass wool thermal insulation board and the asbestos thermal insulation board are assembled, the ball head can immediately move outwards under the resilience force of the spring and movably plug in the ball grooves corresponding to one, so that the whole formed by the polyphenyl thermal insulation board, the glass wool thermal insulation board and the asbestos thermal insulation board is limited, the worker can conveniently and rapidly assemble the green energy-saving thermal insulation fireproof door, and the technical problem that the traditional green energy-saving thermal insulation fireproof door is inconvenient in connection between materials is solved.
3. According to the utility model, through the combination of the fixing frame, the movable frame, the threaded cylinders and the locking studs, the whole body formed by the polyphenyl thermal insulation board, the glass wool thermal insulation board and the asbestos thermal insulation board is movably inserted between the four threaded cylinders, and then the locking studs and the threaded cylinders are screwed together in sequence, in the process, the locking studs tightly abut against the movable frame, and the movable frame is mutually matched with the fixing frame, so that the polyphenyl thermal insulation board, the glass wool thermal insulation board and the asbestos thermal insulation board are fixed, the investment of manpower and material resources is greatly reduced, the assembly rate is accelerated, the working efficiency of workers is improved, the structural strength of the green energy-saving thermal insulation fireproof door is greatly improved, the energy-saving thermal insulation effect of the green energy-saving thermal insulation fireproof door is effectively improved, and the technical problem that the joint of the traditional green energy-saving thermal insulation fireproof door and thermal insulation material is not stable enough is solved.
Drawings
FIG. 1 is a schematic view of an isometric structure of the present utility model;
FIG. 2 is a schematic view of the green energy-saving thermal insulation mechanism of the present utility model;
FIG. 3 is a schematic rear view of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of the present utility model at A;
FIG. 5 is an enlarged schematic view of the structure of the present utility model at B;
In the figure: 1. fireproof door frames; 2. a fire door panel; 3. the energy-saving and heat-preserving mechanism is green; 31. polyphenyl thermal insulation board; 32. glass wool heat insulation board; 33. asbestos insulation boards; 4. a fixing frame; 5. a movable frame; 6. a thread cylinder; 7. locking the stud; 8. inserting a column; 9. a spring; 10. ball head; 11. aluminum foil reflective film.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
Example 1: referring to fig. 1 to 5, the green energy-saving heat-preserving fireproof door comprises a fireproof door frame 1, and further comprises:
the fireproof door panels 2 are respectively arranged on the front surface and the rear surface of the fireproof door frame 1;
The green energy-saving heat preservation mechanism 3 is placed in the inner cavity of the fireproof door frame 1, so that external heat and low temperature are difficult to directly transfer to the room through the green energy-saving heat preservation fireproof door, the problems that the heat preservation energy-saving effect of the fireproof door is poor and the indoor inner temperature is easy to quickly run off are solved, the purposes of improving indoor comfort and green energy conservation are achieved, the green energy-saving heat preservation fireproof door is convenient for workers to quickly assemble, the structural strength of the green energy-saving heat preservation fireproof door is greatly improved, the energy-saving heat preservation effect of the green energy-saving heat preservation fireproof door is effectively improved, the green energy-saving heat preservation mechanism 3 comprises a polyphenyl heat preservation plate 31, a glass wool heat preservation plate 32 and an asbestos heat preservation plate 33, the polyphenyl heat preservation plate 31, the glass wool heat preservation plate 32 and the asbestos heat preservation plate 33 are sequentially placed in the inner cavity of the fireproof door frame 1 from the back, the polyphenyl thermal insulation board 31, the glass wool thermal insulation board 32 and the asbestos thermal insulation board 33 utilize the characteristics of low thermal conductivity, thermal insulation, heat resistance and freezing resistance of materials, so that external heat and low temperature are difficult to directly transmit to the room through the green energy-saving thermal insulation fireproof door, the problems that the thermal insulation effect of the fireproof door is poor and the indoor temperature is easy to quickly lose are solved, the green energy-saving thermal insulation effect of the fireproof door is better, the temperature in the building can be reduced or kept without power supply, the energy consumption required during environment adjustment is greatly reduced, the purposes of improving indoor comfort and green energy conservation are achieved, the current traditional green energy-saving thermal insulation fireproof door is solved, the heat is preserved only by the fireproof material and the thermal insulation material filled in the fireproof door, and when the mode is used, because the material effect is single, the external heat and low temperature can be transmitted to the room through the fireproof door structure, the indoor temperature is easy to quickly lose due to poor heat preservation effect, so that the indoor environment is required to be adjusted by directly opening the air conditioner, and the technical problem of energy waste and consumption is indirectly caused.
Specifically, referring to fig. 2 to 4, the rear end of the inner cavity of the fireproof door frame 1 is provided with a fixing frame 4, the rear surface of the polyphenyl thermal insulation board 31 is matched with the front surface of the fixing frame 4, the front end of the inner cavity of the fireproof door frame 1 is movably inserted with a movable frame 5, the rear surface of the movable frame 5 is matched with the front surface of an asbestos thermal insulation board 33, the polyphenyl thermal insulation board 31, the glass wool thermal insulation board 32 and the asbestos thermal insulation board 33 are integrally arranged between the movable frame 5 and the fixing frame 4, and then the movable frame 5 is matched with the fixing frame 4, so that the polyphenyl thermal insulation board 31, the glass wool thermal insulation board 32 and the asbestos thermal insulation board 33 are fixed, the structural strength of the green energy-saving thermal insulation fireproof door is greatly improved, and the energy-saving and thermal insulation effect of the green energy-saving thermal insulation fireproof door is effectively improved.
Further, referring to fig. 2 to 4, the four corners of the front surface of the fixing frame 4 are provided with symmetrically distributed thread cylinders 6, four corners of the polyphenyl thermal insulation board 31, the glass wool thermal insulation board 32, the asbestos thermal insulation board 33 and the movable frame 5 are respectively provided with round holes corresponding to the thread cylinders 6 one by one, locking studs 7 are connected in the thread cylinders 6 in a threaded manner, the locking studs 7 are matched with the front surface of the movable frame 5, the whole body formed by the polyphenyl thermal insulation board 31, the glass wool thermal insulation board 32 and the asbestos thermal insulation board 33 is movably inserted between the four thread cylinders 6 and then the locking studs 7 are screwed with the thread cylinders 6 in sequence, in the process, the locking studs 7 tightly abut against the movable frame 5, the movable frame 5 is mutually matched with the fixing frame 4, so that the investment of manpower and material resources is greatly reduced, the assembly rate is accelerated, the working efficiency of workers is improved, and the technical problem that the traditional green, energy-saving, thermal insulation and fireproof door is inconvenient in connection between materials is solved.
It should be noted that, referring to fig. 2 to 5, the rear surface of the asbestos thermal insulation board 33 is provided with evenly distributed inserting columns 8, the glass wool thermal insulation board 32 is provided with penetrating holes corresponding to the inserting columns 8 one by one, the front surface of the polyphenyl thermal insulation board 31 is provided with inserting holes corresponding to the inserting columns 8 one by one, firstly, staff connects and assembles the polyphenyl thermal insulation board 31, the glass wool thermal insulation board 32 and the asbestos thermal insulation board 33 through the inserting columns 8, in the process, the ball head 10 can retract into the groove arranged at the upper side of the rear end of the outer arc surface of the inserting columns 8 to avoid, until the polyphenyl thermal insulation board 31, the glass wool thermal insulation board 32 and the asbestos thermal insulation board 33 are assembled, and then the ball head 10 can move outwards immediately and be movably inserted with the ball grooves corresponding to one by one, so that the polyphenyl thermal insulation board 31, the glass wool thermal insulation board 32 and the asbestos thermal insulation board 33 are limited integrally, thereby facilitating the rapid assembly of the staff on the green energy-saving thermal insulation fire door, and solving the technical problem that the current traditional green energy saving thermal insulation fire door is not stable in the thermal insulation material connection place.
It is noted that, referring to fig. 2 to 5, springs 9 are disposed in grooves disposed on the upper side of the rear end of the outer arc surface of the inserted column 8, ball heads 10 are disposed on the upper ends of the springs 9, ball grooves corresponding to the ball heads 10 one by one are disposed on the rear ends of the inner arc surfaces of the insertion holes uniformly disposed on the front surface of the polyphenyl thermal insulation board 31, until the polyphenyl thermal insulation board 31, the glass wool thermal insulation board 32 and the asbestos thermal insulation board 33 are assembled, the ball heads 10 can immediately move outwards under the resilience force of the springs 9 and are movably inserted into the ball grooves corresponding to one by one, so as to play a role of elastic support.
It should be noted that, referring to fig. 2 to 4, the middle part of the inner side surface of the fireproof door plate 2 is provided with an aluminum foil reflective film 11, and the aluminum foil reflective film 11 can reflect heat radiation to reduce heat transfer.
In addition, the components designed by the utility model are all universal standard components or components known by the person skilled in the art, the structures and principles of the components are all known by the person skilled in the art through technical manuals or known by routine experimental methods, and the utility model can be completely realized by the person skilled in the art.
The embodiments of the present utility model are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various modifications and variations can be made without departing from the spirit of the present utility model.
Claims (4)
1. The utility model provides a green energy-conserving heat preservation prevents fire door, includes fire door frame (1), its characterized in that still includes:
the fireproof door plates (2) are respectively arranged on the front surface and the rear surface of the fireproof door frame (1);
The environment-friendly energy-saving heat preservation mechanism (3) is placed in the inner cavity of the fireproof door frame (1), the environment-friendly energy-saving heat preservation mechanism (3) comprises a polyphenyl heat preservation plate (31), a glass wool heat insulation plate (32) and an asbestos heat insulation plate (33), and the polyphenyl heat preservation plate (31), the glass wool heat insulation plate (32) and the asbestos heat insulation plate (33) are sequentially placed in the inner cavity of the fireproof door frame (1) from the back;
The rear surface of the asbestos thermal insulation board (33) is provided with evenly distributed inserted columns (8), the glass wool thermal insulation board (32) is provided with through holes corresponding to the inserted columns (8) one by one, and the front surface of the polyphenyl thermal insulation board (31) is provided with jacks corresponding to the inserted columns (8) one by one;
The ball socket is characterized in that springs (9) are arranged in grooves formed in the upper sides of the rear ends of the outer cambered surfaces of the inserted posts (8), ball heads (10) are arranged at the upper ends of the springs (9), and ball grooves corresponding to the ball heads (10) one by one are formed in the rear ends of the inner cambered surfaces of the jacks uniformly formed in the front surfaces of the polyphenyl insulation plates (31).
2. The green energy-saving heat-insulating fireproof door as claimed in claim 1, wherein a fixing frame (4) is arranged at the rear end of the inner cavity of the fireproof door frame (1), the rear surface of the polyphenyl heat-insulating plate (31) is matched with the front surface of the fixing frame (4), a movable frame (5) is movably inserted at the front end of the inner cavity of the fireproof door frame (1), and the rear surface of the movable frame (5) is matched with the front surface of the asbestos heat-insulating plate (33).
3. The green energy-saving heat-insulating fireproof door according to claim 2, characterized in that screw barrels (6) symmetrically distributed are arranged at four corners of the front surface of the fixing frame (4), round holes corresponding to the screw barrels (6) one by one are formed at four corners of the polyphenyl heat-insulating board (31), the glass wool heat-insulating board (32), the asbestos heat-insulating board (33) and the movable frame (5), locking studs (7) are connected in the screw barrels (6) in a threaded mode, and the locking studs (7) are matched with the front surface of the movable frame (5).
4. The green energy-saving heat-insulating fireproof door as claimed in claim 1, wherein aluminum foil reflecting films (11) are arranged in the middle of the inner side surfaces of the fireproof door plates (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322403090.6U CN221032271U (en) | 2023-09-05 | 2023-09-05 | Environment-friendly energy-saving heat-preservation fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322403090.6U CN221032271U (en) | 2023-09-05 | 2023-09-05 | Environment-friendly energy-saving heat-preservation fireproof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221032271U true CN221032271U (en) | 2024-05-28 |
Family
ID=91137320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322403090.6U Active CN221032271U (en) | 2023-09-05 | 2023-09-05 | Environment-friendly energy-saving heat-preservation fireproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221032271U (en) |
-
2023
- 2023-09-05 CN CN202322403090.6U patent/CN221032271U/en active Active
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