CN219081329U - Damping structure of steel-wood fireproof door and fireproof door with same - Google Patents
Damping structure of steel-wood fireproof door and fireproof door with same Download PDFInfo
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- CN219081329U CN219081329U CN202223142010.8U CN202223142010U CN219081329U CN 219081329 U CN219081329 U CN 219081329U CN 202223142010 U CN202223142010 U CN 202223142010U CN 219081329 U CN219081329 U CN 219081329U
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Abstract
The utility model discloses a damping structure of a steel-wood fireproof door, which comprises a second step and a damping piece, wherein the second step and the damping piece are arranged at the upper part of one side of a door body; the damping piece comprises an inserting strip and a damping strip which are integrally structured, the inserting strip is arranged in the inserting port, and the damping strip is positioned on the second step; the inside of shock attenuation strip is provided with airtight chamber, and one side of shock attenuation strip is connected with the airtight core with airtight chamber intercommunication. The damping piece comprises the damping strip and the inserting strip, and the inserting strip is directly inserted into the inserting port during installation, so that the installation is convenient; when the door body is closed, the damping strip is contacted with the door frame firstly, so that the impact force when the door body is closed can be reduced through deformation, the damping strip has the function of buffering and damping, and large noise is not generated; can fill air or water in the shock attenuation strip inside for inside is full, can bear frequently and strike, long service life.
Description
Technical Field
The utility model relates to the technical field of steel-wood fireproof doors, in particular to a damping structure of a steel-wood fireproof door and a fireproof door with the same.
Background
The steel-wood fireproof door, namely the wood sheet fireproof door, adopts a double-layer wood sheet to be coated with galvanized sheet iron or a double-layer wood sheet to be coated with gypsum board, and can also adopt a double-layer wood sheet and a double-layer asbestos to be coated with sheet iron. The fire resistance limit of the fireproof door is above 1.2H.
Compared with a pure wood fireproof door, the steel wood fireproof door has the advantages that the dead weight is large, larger force is needed when the steel wood fireproof door is opened and closed, and when the steel wood fireproof door is closed, the steel sheet of the door body is often collided with a steel door frame due to excessive force, vibration is generated, noise is generated, people are disturbed, and the service life of the steel wood fireproof door is easily reduced.
Disclosure of Invention
The utility model aims to provide a damping structure of a steel-wood fireproof door and the fireproof door with the same, so as to solve the problems that in the prior art, when the steel-wood fireproof door is closed, vibration is generated, noise is generated, people are disturbed, and the service life of the steel-wood fireproof door is easy to reduce.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the damping structure of the steel-wood fireproof door comprises a second step and a damping piece, wherein the second step and the damping piece are arranged at the upper part of one side of a door body, an inserting port is formed in the top of the door body, and one side of the inserting port is communicated with one side of the second step; the damping piece comprises an inserting strip and a damping strip which are integrally structured, the inserting strip is arranged in the inserting port, and the damping strip is positioned on the second step; the inside of shock attenuation strip is provided with airtight chamber, one side of shock attenuation strip is connected with the airtight core with airtight chamber intercommunication.
Preferably, a notch is provided on one side of the second step, and the airtight core is provided in the notch.
Preferably, the cross section of the insertion opening is arranged to be of an omega-shaped structure.
Preferably, the shock absorbing member is provided as an integral elastic rubber structure, and the shock absorbing strip is provided as a cylindrical structure.
Preferably, the top of the shock absorbing strip is provided with a bulge communicated with the closed cavity, the top of the shock absorbing strip is provided with a groove, and the bottom of the bulge is arranged in the groove.
Preferably, the surface of the bulge is provided with a wear-resistant rough rubber surface.
Preferably, a magnetic rubber pad is adhered to the outward side of the shock absorbing strip.
Preferably, a first step is provided at the middle lower part of the door body, and an elastic rubber pad is adhered to one side surface of the first step.
The application also provides a steel-wood fireproof door, which is provided with the damping structure of the steel-wood fireproof door.
Compared with the prior art, the utility model has the beneficial effects that:
1. the damping piece comprises the damping strip and the inserting strip, and the inserting strip is directly inserted into the inserting port during installation, so that the installation is convenient;
2. when the door body is closed, the damping strip is contacted with the door frame, so that the impact force when the door body is closed can be reduced through deformation, the damping strip has the function of buffering and damping, and large noise cannot be generated;
3. the damping strip can be filled with air or water, so that the inside is full, can bear impact frequently and has long service life;
4. this application is provided with the swell in the upper end of shock attenuation strip, when shock attenuation strip received the impact, the swell can expand at first to contradict at the interior top of door frame, play the effect of increase friction and buffering, reduce vibration.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the shock absorbing member of the present utility model shown removed;
FIG. 3 is a schematic view of the structure of the shock absorbing member of the present utility model;
FIG. 4 is a schematic cross-sectional view of a shock absorber according to the present utility model.
In the figure: 1. a door body; 2. a first step; 3. an elastic rubber pad; 4. a shock absorbing member; 401. inserting strips; 402. a shock absorbing strip; 403. a magnetic rubber pad; 404. an airtight core; 405. a bulge; 406. a groove; 407. a closed cavity; 5. a plug-in port; 6. a notch; 7. and a second step.
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.
Example 1
Referring to fig. 1-4, the present utility model provides a technical solution:
the damping structure of the steel-wood fireproof door comprises a second step 7 and a damping piece 4 which are arranged at the upper part of one side of a door body 1, wherein an inserting opening 5 is formed in the top of the door body 1, and one side of the inserting opening 5 is communicated with one side of the second step 7; the shock absorbing member 4 comprises an integrally-structured inserting strip 401 and a shock absorbing strip 402, wherein the inserting strip 401 is arranged in the inserting opening 5, and the shock absorbing strip 402 is positioned on the second step 7; wherein, the inside of shock attenuation strip 402 is provided with airtight chamber 407, and one side of shock attenuation strip 402 is connected with airtight core 404 that communicates with airtight chamber 407.
In practice, as shown in fig. 1, one side of the second step 7 is provided with a notch 6, and the airtight core 404 is disposed within the notch 6. The design of the notch 6 can well hide the airtight core 404, and prevent the airtight core 404 from being impacted.
Specifically, as shown in fig. 2, the cross section of the insertion port 5 is provided in an Ω -shaped structure. As shown in fig. 3, the shock absorbing member 4 is provided as an integral elastic rubber structure, and the shock absorbing strip 402 is provided as a cylindrical structure. The integral rubber structure has the function of buffering impact.
In practice, as shown in fig. 3, the top of the shock absorbing strip 402 is provided with a bulge 405 in communication with a closed cavity 407, the top of the shock absorbing strip 402 is provided with a recess 406, and the bottom of the bulge 405 is disposed within the recess 406. The surface of the bulge 405 is provided as a wear-resistant rough rubber surface. Through the bulge 405, when the shock absorbing strip 402 is impacted, the bulge 405 will expand first and collide with the inner top of the door frame, thereby increasing friction and buffering, and reducing vibration.
As shown in fig. 3, a magnetic rubber pad 403 is bonded to the outward side of the shock absorbing strip 402. The magnetic rubber pad 403 has a certain magnetic force, can be attracted on a steel door frame, and can prevent the door seam from being easily ventilated or loosened after the door body 1 is closed.
Further, a first step 2 is provided at the middle lower portion of the door body 1, and an elastic rubber pad 3 is adhered to one side surface of the first step 2. When the door body 1 receives a huge impact force, the elastic rubber pad 3 can play a role of further buffering.
The shock absorber 4 can directly insert the inserting strip 401 into the inserting port 5 during installation, and is convenient to install; when the door body 1 is closed, the damping strip 402 is contacted with the door frame firstly, so that the impact force when the door body 1 is closed can be reduced through deformation, the damping effect is achieved, and large noise is not generated; the inside of the shock absorbing strip 402 can be filled with air or water, so that the inside is full, can bear impact frequently, and has long service life.
In specific application, the steel-wood fireproof door has the damping structure, the door body 1 is made of a steel sheet wrapped by a heat-insulating wood material, and a part of the door body 1 positioned at the second step 7 adopts a steel structure; and the matched door frame adopts an all-steel structure.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A shock-absorbing structure of a steel-wood fireproof door, comprising:
the second step is arranged at the upper part of one side of the door body, the top of the door body is provided with an inserting port, and one side of the inserting port is communicated with one side of the second step;
the damping piece comprises an inserting strip and a damping strip which are integrally structured, the inserting strip is arranged in the inserting port, and the damping strip is positioned on the second step;
the inside of shock attenuation strip is provided with airtight chamber, one side of shock attenuation strip is connected with the airtight core with airtight chamber intercommunication.
2. The shock absorbing structure of a steel-wood fire door as claimed in claim 1, wherein: one side of the second step is provided with a notch, and the airtight core is arranged in the notch.
3. The shock absorbing structure of a steel-wood fire door as claimed in claim 1, wherein: the cross section of the inserting port is arranged to be of an omega-shaped structure.
4. The shock absorbing structure of a steel-wood fire door as claimed in claim 1, wherein: the shock-absorbing piece is arranged into an integrated elastic rubber structure, and the shock-absorbing strip is arranged into a cylindrical structure.
5. The shock-absorbing structure of a steel-wood fire door as claimed in claim 4, wherein: the top of shock attenuation strip is provided with the swell with airtight chamber intercommunication, the top of shock attenuation strip is provided with the recess, the bottom of swell sets up in the recess.
6. The shock-absorbing structure of a steel-wood fire door as set forth in claim 5, wherein: the surface of the bulge is provided with a wear-resistant rough rubber surface.
7. The shock absorbing structure of a steel-wood fire door as claimed in claim 1, wherein: one side of the shock absorption strip, which is outwards, is adhered with a magnetic rubber pad.
8. The shock absorbing structure of a steel-wood fire door as claimed in claim 1, wherein: the middle lower part of the door body is provided with a first step, and an elastic rubber pad is adhered to one side surface of the first step.
9. A steel-wood fireproof door which is characterized in that: the steel-wood fireproof door has the damping structure of the steel-wood fireproof door as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223142010.8U CN219081329U (en) | 2022-11-25 | 2022-11-25 | Damping structure of steel-wood fireproof door and fireproof door with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223142010.8U CN219081329U (en) | 2022-11-25 | 2022-11-25 | Damping structure of steel-wood fireproof door and fireproof door with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219081329U true CN219081329U (en) | 2023-05-26 |
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ID=86399452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223142010.8U Active CN219081329U (en) | 2022-11-25 | 2022-11-25 | Damping structure of steel-wood fireproof door and fireproof door with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219081329U (en) |
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2022
- 2022-11-25 CN CN202223142010.8U patent/CN219081329U/en active Active
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