CN214091614U

CN214091614U - Sound insulation steel door

Info

Publication number: CN214091614U
Application number: CN202022514215.9U
Authority: CN
Inventors: 余小豪
Original assignee: Anhui Meilin Kaidi Wood Industry Co ltd
Current assignee: Anhui Meilin Kaidi Wood Industry Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-08-31
Anticipated expiration: 2030-11-03

Abstract

The utility model provides a steel door gives sound insulation, including door frame and steel door plant, the framework inner wall of door frame is fixed with hidden hinge, the door frame rotates with the steel door plant through hidden hinge and is connected, first slot has been seted up to the outer peripheral face of steel door plant, the second slot has been seted up to the internal surface of door frame, be connected with airtight subassembly between door frame and the steel door plant, airtight subassembly is including first inflatable sealing strip, a side fixed surface of first inflatable sealing strip has a plurality of first arrow head pieces, first inflatable sealing strip through first arrow head piece with first slot is pegged graft mutually, a side fixed surface of first inflatable sealing strip has second inflatable sealing strip, a side fixed surface of second inflatable sealing strip has second arrow head piece. The utility model discloses a clearance between steel door plant and the door frame can be reduced in the cooperation of door frame, steel door plant and airtight subassembly to prevent that sound from passing this gap and carrying out the vibration propagation.

Description

Sound insulation steel door

Technical Field

The utility model mainly relates to a technical field of soundproof door, concretely relates to steel door gives sound insulation.

Background

With the continuous development of society, the problem of noise pollution is more and more serious, and therefore, in the urban residents with serious noise pollution, the noise is blocked by the soundproof door.

According to the patent document with the application number of CN201820065085.5, the environment-friendly soundproof door and window that provides, this product includes the device body, the door pocket, soundproof door and soundproof window, the outer wall of device body is equipped with the door pocket, door pocket and device body fixed connection, the inner wall of door pocket is equipped with soundproof door, soundproof door articulates and sets up in the door pocket, the both sides of device body are equipped with soundproof window, soundproof window rotates with the device body to be connected, the top of device body is equipped with air quality detector, air quality detector embedding sets up in the device body, from the noise control angle of view, soundproof glass's air bed is big more, the control effect of noise is just better, so separate through three-layer soundproof glass in the air bed, thereby constitute a soundproof barrier, can make the noise reduction effectively.

However, the soundproof door has a drawback that, for example, although the soundproof door has an effect of reducing emission of greenhouse gases due to the provision of three layers of soundproof glass, the soundproof door only insulates sound through the door panel, so that noise is easily transmitted through a gap between the door panel and the door frame by vibration, resulting in a poor soundproof effect of the soundproof door.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a sound insulation steel door is with the technical problem who proposes in solving above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a sound insulation steel door comprises a door frame and a steel door plate, wherein a hidden hinge is fixed on the inner wall of a frame body of the door frame, the door frame is rotatably connected with the steel door plate through the hidden hinge, a first slot is formed in the peripheral surface of the steel door plate, a second slot is formed in the inner surface of the door frame, the second slot is arranged along the inner surface of the door frame and is connected end to form a rectangle, an airtight assembly is connected between the door frame and the steel door plate and comprises a first inflatable sealing strip, the first inflatable sealing strip is embedded in the peripheral surface of the steel door plate, a plurality of first arrow blocks are fixed on the surface of one side, close to the steel door plate, of the first inflatable sealing strip, the first inflatable sealing strip and the first arrow blocks are of a hollow structure, inner cavities of the first inflatable sealing strip are communicated with each other, and the first inflatable sealing strip is inserted into the first slot through the first arrow blocks, the first inflatable sealing strip is kept away from one side surface butt joint of first arrow head piece and is had the second inflatable sealing strip, the second inflatable sealing strip is kept away from one side fixed surface of first inflatable sealing strip has the second arrow head piece, second inflatable sealing strip and second arrow head piece are hollow structure and inner chamber intercommunication each other, the inside that the second inflatable sealing strip extends to the second slot through the second arrow head piece is pegged graft mutually with the second slot.

Furthermore, an embedded groove matched with the first inflatable sealing strip is formed in the peripheral surface of the steel door plate, and the cross section of the embedded groove body is C-shaped.

Furthermore, the cross section of the first inflatable sealing strip is C-shaped, an inflation tube is fixed at one end of the first inflatable sealing strip, and the inflation tube is located inside the embedded groove body.

Furthermore, an inflation inlet is formed in the inner side surface of the door frame.

Furthermore, a limiting frame is fixed on the inner wall of the door frame body, a first inclined plane is arranged on one side surface of the limiting frame, the first inclined plane is abutted against a second inclined plane, and the second inclined plane is arranged on one side surface of the steel door plate.

Further, a rubber strip is bonded on the first inclined plane.

Furthermore, an airtight handle is fixed on one side surface of the steel door plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses can reduce the clearance between steel door plant and the door frame to prevent that sound from passing this gap and carrying out the vibration propagation, specifically do: through the door frame, the cooperation of steel door plant and airtight subassembly, make first inflatable sealing strip locking in the airtight subassembly on the steel door plant, with second inflatable sealing strip locking behind the door frame, aerify in first inflatable sealing strip and second inflatable sealing strip with the help of instruments such as air pump or inflator, thereby promote the steel door plant at the user, when making the steel door plant seal the door frame, through the butt joint that has elastic first inflatable sealing strip and second inflatable sealing strip, reduce the gap between door frame and the steel door plant, and absorb the vibration that produces when broadcasting sound.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the internal structure of the first slot and the second slot of the present invention;

FIG. 3 is an exploded view of the present invention;

fig. 4 is an enlarged view of the structure of region a in fig. 3.

In the figure: 1. a door frame; 11. a second slot; 12. an inflation inlet; 13. a limiting frame; 14. a first inclined plane; 2. a steel door panel; 21. a first slot; 22. a second inclined plane; 23. a groove is embedded; 24. a rubber strip; 25. an airtight handle; 3. a hermetic component; 31. a first inflatable sealing strip; 32. a first arrow head block; 33. a second inflatable sealing strip; 34. a second arrow block; 35. and an inflation tube.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In an embodiment, referring to fig. 1 to 4, a sound insulation steel door includes a door frame 1 and a steel door panel 2, a hidden hinge 4 is fixed on an inner wall of a frame body of the door frame 1, the door frame 1 is rotatably connected to the steel door panel 2 through the hidden hinge 4, a first slot 21 is formed in an outer circumferential surface of the steel door panel 2, a second slot 11 is formed in an inner surface of the door frame 1, the second slot 11 is formed along the inner surface of the door frame 1 and is connected end to form a rectangle, an airtight assembly 3 is connected between the door frame 1 and the steel door panel 2, the airtight assembly 3 includes a first inflatable sealing strip 31, the first inflatable sealing strip 31 is embedded in the outer circumferential surface of the steel door panel 2, a plurality of first arrow blocks 32 are fixed on a side surface of the first inflatable sealing strip 31 close to the steel door panel 2, the first inflatable sealing strip 31 and the first arrow blocks 32 are both hollow structures and have inner cavities communicated with each other, the first inflatable sealing strip 31 is spliced with the first slot 21 through the first arrow block 32, a second inflatable sealing strip 33 is abutted to one side surface of the first inflatable sealing strip 31, which is far away from the first arrow block 32, the second inflatable sealing strip 33 is fixed to one side surface of the first inflatable sealing strip 31, the second inflatable sealing strip 33 and the second arrow block 34 are both of a hollow structure and are communicated with each other through inner cavities, and the second inflatable sealing strip 33 is spliced with the second slot 11 through the inside of the second arrow block 34, which extends to the second slot 11.

Specifically, referring to fig. 2 and 3, a limiting frame 13 is fixed on an inner wall of a frame body of the door frame 1, a first inclined surface 14 is formed on one side surface of the limiting frame 13, the first inclined surface 14 abuts against a second inclined surface 22, the second inclined surface 22 is formed on one side surface of the steel door panel 2, so that the door frame 1 can block the steel door panel 2 through the limiting frame 13 fixed on the door frame, and when the steel door panel 2 is closed, the first inclined surface 14 of the limiting frame 13 abuts against the second inclined surface 22 on the steel door panel 2, so that the contact area between the limiting frame 13 and the steel door panel 2 is increased, a rubber strip 24 is bonded on the first inclined surface 14, so that the gap between the limiting frame 13 and the steel door panel 2 is reduced through the rubber strip 24 bonded on the first inclined surface 14, and the arrangement of the first inclined surface 14 and the second inclined surface 22 increases the contact area between the limiting frame 13 and the steel door panel 2, thereby being more compact and softer when closed.

Specifically, referring to fig. 3, an inflation inlet 12 is formed on the inner side surface of the door frame 1, so that a user can inflate the second inflatable sealing strip 33 inside the door frame 1 through the inflation inlet 12 formed on the door frame 1, and the air pipe of the second inflatable sealing strip 33 is prevented from extending out to affect the closing of the steel door panel 2.

Specifically, referring to fig. 3, an airtight handle 25 is fixed to one side surface of the steel door panel 2, so that a gap between the airtight handle 25 and the steel door panel 2 is reduced, and noise is prevented from flowing into the gap to propagate vibration.

Specifically, referring to fig. 3 and 4 again, the outer circumferential surface of the steel door panel 2 is provided with an embedded groove 23 matching with the first inflatable sealing strip 31, and the cross section of the groove 23 is C-shaped, so that the first inflatable sealing strip 31 can be embedded into the groove 23 formed in the outer circumferential surface of the steel door panel 2, thereby hiding the first inflatable sealing strip 31 to a certain extent, guiding the first inflatable sealing strip 31 to be installed through the C-shaped groove of the embedded groove 23, and reserving a sufficient space for installing the hidden hinge 4.

Specifically, referring to fig. 3 and 4 again, the cross section of the first inflatable sealing strip 31 is C-shaped, an inflation tube 35 is fixed at one end of the first inflatable sealing strip 31, and the inflation tube 35 is located inside the groove body of the embedded groove 23, so that the inflation tube 35 on the first inflatable sealing strip 31 can be hidden in the groove of the embedded groove 23, and the inflation tube 35 is prevented from extending to the outside and affecting the closing of the steel door panel 2.

The utility model discloses a concrete operation as follows:

when the steel door is used, an installer firstly guides the first arrow block 32 of the first inflatable sealing strip 31 to be inserted into the first slot 21 formed on the outer circumferential surface of the steel door panel 2, so that the first inflatable sealing strip 31 is locked on the steel door panel 2 through the first arrow block 32, and similarly, guides the second arrow block 34 of the second inflatable sealing strip 33 to be inserted into the second slot 11 formed on the inner wall of the doorframe 1 frame, so that the second inflatable sealing strip 33 is locked in the doorframe 1 frame, and then inflates the first inflatable sealing strip 31 and the second inflatable sealing strip 33 by means of a tool such as an air pump or an air cylinder, so as to complete the installation of the airtight component 3, and further, when the user pushes the steel door panel 2, so that the steel door panel 2 seals the doorframe 1, through the butt joint of the first inflatable sealing strip 31 and the second inflatable sealing strip 33 with elasticity, thereby reducing the gap between the door frame 1 and the steel door panel 2 and absorbing the vibration generated when the sound is transmitted.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The sound insulation steel door comprises a door frame (1) and a steel door plate (2), and is characterized in that a hidden hinge (4) is fixed on the inner wall of the frame body of the door frame (1), the door frame (1) is rotatably connected with the steel door plate (2) through the hidden hinge (4), a first slot (21) is formed in the outer peripheral surface of the steel door plate (2), a second slot (11) is formed in the inner surface of the door frame (1), the second slot (11) is arranged along the inner surface of the door frame (1), is connected end to end and is closed into a rectangle;

an airtight component (3) is connected between the door frame (1) and the steel door panel (2), the airtight component (3) comprises a first inflatable sealing strip (31), the first inflatable sealing strip (31) is embedded in the peripheral surface of the steel door panel (2), a plurality of first arrow blocks (32) are fixed on the surface of one side, close to the steel door panel (2), of the first inflatable sealing strip (31), the first inflatable sealing strip (31) and the first arrow blocks (32) are of hollow structures, inner cavities of the first inflatable sealing strip and the first arrow blocks are mutually communicated, the first inflatable sealing strip (31) is spliced with the first inserting groove (21) through the first arrow blocks (32), a second inflatable sealing strip (33) abuts against the surface of one side, far away from the first arrow blocks (32), of the second inflatable sealing strip (33), and a second arrow block (34) is fixed on the surface of one side, far away from the first inflatable sealing strip (31), of the second inflatable sealing strip (33), the second inflatable sealing strip (33) and the second arrow head block (34) are both of hollow structures, inner cavities of the second inflatable sealing strip and the second arrow head block are communicated, and the second inflatable sealing strip (33) extends to the inside of the second slot (11) through the second arrow head block (34) and is connected with the second slot (11) in an inserting mode.

2. The sound insulation steel door as claimed in claim 1, wherein an embedded groove (23) matched with the first inflatable sealing strip (31) is formed in the outer circumferential surface of the steel door panel (2), and the cross section of the groove body of the embedded groove (23) is C-shaped.

3. The sound insulation steel door as claimed in claim 2, wherein the cross section of the first inflatable sealing strip (31) is C-shaped, an inflation tube (35) is fixed at one end of the first inflatable sealing strip (31), and the inflation tube (35) is located inside the groove body of the embedded groove (23).

4. A soundproof steel door as set forth in claim 1, wherein said door frame (1) is provided with an air inlet (12) on an inner surface thereof.

5. The sound insulation steel door as claimed in claim 1, wherein a limiting frame (13) is fixed on the inner wall of the frame body of the door frame (1), a first inclined surface (14) is formed on one side surface of the limiting frame (13), the first inclined surface (14) is abutted against a second inclined surface (22), and the second inclined surface (22) is formed on one side surface of the steel door panel (2).

6. A sound-insulating steel door as claimed in claim 5, characterized in that said first inclined surface (14) is glued with a rubber strip (24).

7. A soundproof steel door according to claim 1, wherein an airtight handle (25) is fixed to one side surface of said steel door panel (2).