CN211342616U - A lift-type door bottom gap sealing structure - Google Patents

Abstract

The utility model relates to the technical field of acoustics, in particular to a lift-type door bottom gap sealing structure. By arranging a rolling body in an arc-shaped groove on the ground, the rolling body can slide to the ground along the arc-shaped groove, and The lifting assembly is fixed on the door panel, the rolling body is fixed on the lifting assembly through the support rod, and the two sides of the lifting assembly are fixedly connected with seals to seal the gap between the ground and the door panel; it is installed with the existing door panel Compared with the sealing strip structure, the sealing structure can also achieve high sound insulation performance when the ground is uneven; and compared with the structure with a threshold, the sealing structure is more suitable for transporting heavy objects, and the sealing structure is also easy to install. , Wide applicability and replaceable parts.

Description

A lift-type door bottom gap sealing structure

technical field

The utility model relates to the technical field of acoustics, in particular to a lift-type door bottom gap sealing structure.

Background technique

In terms of creating an ultra-quiet acoustic experimental environment or preventing noise pollution, a sound insulation door with a large amount of sound insulation should be used, and the sound insulation effect of the sound insulation door depends on the sealing performance between the sound insulation door and the door frame ( The sound insulation of the door panel itself can easily be 40dB or even greater). In many cases, in order to facilitate the entry and exit of equipment, vehicles and personnel, the threshold has to be eliminated when designing the sound insulation door, which will have a great adverse effect on the overall sound insulation of the sound insulation door. At present, for the sound insulation door without threshold, the gap between the door and the ground is usually blocked by a sealing strip, and the acoustic effect of the fixed sealing strip and the fit with the ground are insufficient, thus causing the overall door A decrease in the amount of sound insulation; this is not expected by those skilled in the art.

Utility model content

In view of the above-mentioned problems, the utility model discloses a lift-type door bottom gap sealing structure, which solves the problem that the traditional sealing strip is not tightly sealed when the sealing and the ground is uneven, and also ensures the acoustic effect.

A lift-type door bottom gap sealing structure, comprising: a door panel, a lift assembly, a support rod, a rolling body and a ground;

An arc-shaped groove is opened on the ground, and the rolling body is arranged in the arc-shaped groove and can slide to the ground along the arc-shaped groove;

The lift assembly is fixed on the door panel, the rolling body is fixed under the lift assembly through the support rod, and seals are fixedly connected to both sides of the lift assembly to connect the ground with the The gaps between the door panels are sealed;

The lifting assembly includes a top plate, a bottom plate, a spring and a mounting plate, the bottom plate is fixed on the support rod, the top plate is arranged on the bottom plate and is connected with the bottom plate through the spring, and the top plate is Guide rails are arranged on both sides of the lower part, and sliding pieces that can slide along the outside of the guide rails are arranged on both sides of the bottom plate. the top plate, and the mounting plate is fixed on the door plate.

In the above-mentioned lift-type door bottom gap sealing structure, the rolling body is a roller.

The above-mentioned lift-type door bottom gap sealing structure, wherein, the arc-shaped groove is provided with an arc-shaped slide rail adapted to the arc-shaped groove, the arc-shaped slide rail is low in the middle and high on both sides, and the The top of the arc-shaped sliding rail is flush with the ground, and the rolling body is arranged on the arc-shaped sliding rail and can slide to the ground along the arc-shaped sliding rail.

In the above-mentioned lift-type door bottom gap sealing structure, the arc guide rail is fixed on the ground by screws.

The above-mentioned lift-type door bottom gap sealing structure, wherein the guide rail is a fixed plate, the sliding member is a movable plate, and the two fixed plates are respectively arranged on the outer sides of the two movable plates and are opposite to the two movable plates. The plate can be slid.

In the above-mentioned lift-type door bottom gap sealing structure, the mounting plate is fixed on the door plate by screws.

In the above-mentioned lift-type door bottom gap sealing structure, the support rod is welded on the lower surface of the bottom plate.

The above-mentioned utility model has the following advantages or beneficial effects:

The utility model discloses a lifting type door bottom gap sealing structure. By arranging a rolling body in an arc-shaped groove on the ground, the rolling body can slide to the ground along the arc-shaped groove, and a lifting assembly is fixed on a door panel The rolling element is fixed on the lifting assembly through the support rod, and the two sides of the lifting assembly are fixedly connected with seals to seal the gap between the ground and the door panel; compared with the existing door panel installation sealing strip structure , the sealing structure can also achieve high sound insulation performance under the condition of uneven ground; and compared with the structure with a threshold, the sealing structure is more suitable for transporting heavy objects, and the sealing structure also has the advantages of convenient installation and wide applicability. Parts can be replaced and so on.

Description of drawings

The present invention and its features, features and advantages will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings. Like numbers refer to like parts throughout the drawings. The drawings may not be drawn to scale, emphasis instead being placed upon illustrating the subject matter of the present invention.

1 is a schematic diagram of a lift-type door bottom gap sealing structure in an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a lifting assembly and a sealing member in an embodiment of the present invention.

Detailed ways

The utility model discloses a lifting type door bottom gap sealing structure. The sealing structure comprises: a door panel, a lifting component, a support rod, a rolling body and a ground; an arc groove is opened on the ground, and the rolling body is arranged in the arc groove and It can be slid to the ground along the arc groove; the lifting assembly is fixed on the door panel, the rolling body is fixed under the lifting assembly through the support rod, and the two sides of the lifting assembly are fixedly connected with seals to reduce the gap between the ground and the door panel. Sealing; the lifting assembly includes a top plate, a bottom plate, a spring and a mounting plate, the bottom plate is fixed on the support rod, the top plate is arranged on the bottom plate and is connected with the bottom plate through a spring, the lower two sides of the top plate are provided with guide rails, and the two sides of the bottom plate are provided with adjustable For the sliding piece sliding along the outer side of the guide rail, the outer sides of the two sliding pieces are connected with a sealing piece, the mounting plate is fixed on the top plate, and the mounting plate is fixed on the door plate.

The present utility model will be further described below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the present utility model.

As shown in Figures 1 and 2, this embodiment relates to a lift-type door bottom gap sealing structure. Specifically, the sealing structure includes: a door panel 1, a lift assembly 3, a support rod 5, and a roller 6 (which can also be other rolling body), the arc-shaped slide rail 7 and the ground 9; the ground 9 is provided with an arc-shaped groove matching the arc-shaped slide rail 7, and the arc-shaped slide rail 7 is arranged on the arc-shaped groove, and the middle of the arc-shaped slide rail 7 Low, high on both sides, and the top of the arc-shaped slide rail 7 (that is, the top of the two sides of the arc-shaped slide rail 7) is flush with the ground 9, the roller 6 is arranged on the arc-shaped slide rail 7 and can move along the arc The sliding rail 7 slides to the ground 9; the lifting assembly 3 is fixed on the door panel 1, and the main body of the lifting assembly 3 is located under the door panel 1, the roller 6 is fixed under the lifting assembly 3 through the support rod 5, and Both sides of the lift assembly 3 are fixedly connected with seals 4 to seal the gap between the ground 9 and the door panel 1; the lift assembly 3 includes a top plate 34, a bottom plate 31, a spring 33 and a mounting plate 36, and the bottom plate 31 is fixed on the On the support rod 5, the top plate 34 is arranged on the bottom plate 31 and is connected with the bottom plate 31 by the spring 33, the lower two sides of the top plate 34 are provided with guide rails 35, and the two sides of the bottom plate 31 are provided with slides 32 that can slide along the outside of the guide rails 35. , the outer sides of the two sliding members 32 are connected with a sealing member 4, the mounting plate 36 is fixed on the top plate 34, and the mounting plate 36 is fixed at the lower part of the door panel 1; With this sealing structure, the ground 9 does not need to set a threshold to facilitate personnel and When the equipment enters and exits, after the door is closed, the sealing structure is lowered to the bottom to fit the ground 9, which can achieve a good acoustic sealing effect, so that it can achieve good sealing performance without setting a threshold, only relying on the sealing structure to meet the high acoustic performance. Require.

Specifically, when the door is opened, due to the thrust of the door panel 1, the roller 6 located under the door panel 1 and indirectly connected to the door panel 1 through the support rod 5 and the lifting assembly 3 will inevitably move upward along the arc-shaped slide rail 7 (along the The arc-shaped slide rail 7 moves to the left or right, depending on the opening direction), and then moves to the ground 9, and then the support rod 5 moves up, the spring 33 in the lift assembly 3 compresses, and the bottom plate 31 drives the seal 4 to move up. move, so as to realize the operation of lifting the sealing member 4 off the ground when the door is opened. When the door is closed, the door panel 1 is closed to the predetermined position by the reverse force, the roller 6 slides into the arc-shaped track in reverse, and the support rod 5 moves down, the spring 33 in the lifting assembly 3 is extended, and the main frame The sealing member 4 is driven to move down, and relying on the elastic force of the spring 33, the sealing member 4 is closely attached to the ground 9, thereby achieving a good acoustic sealing effect.

In the embodiment of the present invention, the guide rail 35 is a fixed plate, the sliding member 32 is a movable plate, and the two fixed plates are respectively arranged on the outer sides of the two movable plates and are slidable relative to the two movable plates.

In the embodiment of the present invention, the above-mentioned arc-shaped guide rail 35 is fixed on the ground 9 by screws.

In the embodiment of the present invention, the above-mentioned mounting plate 36 is fixed on the door panel 1 by screws.

In the embodiment of the present invention, the support rod 5 is welded on the lower surface of the bottom plate 31 .

In addition, the installation method of the above-mentioned sealing structure is specifically as follows: after grooving the ground or pouring the ground, fixing the arc-shaped slide rail to the ground by means of screws or pre-embedding, and after the door panel is installed on the door frame, a sealing member is fixed. The lift assembly is fixed with the door panel by screws. Lifting seal performance can be achieved with minor adjustments.

In addition, the chutes, support rods, rollers, lifting components and seals installed on the ground can be designed into different specifications and sizes according to the needs of the site to enhance their versatility.

It should be understood by those skilled in the art that those skilled in the art can implement variations in combination with the prior art and the above-mentioned embodiments, which will not be repeated here. Such variations do not affect the essential content of the present invention, and will not be repeated here.

The preferred embodiments of the present invention have been described above. It should be understood that the present invention is not limited to the above-mentioned specific embodiments, and the devices and structures that are not described in detail should be understood to be implemented in ordinary ways in the art; any person skilled in the art, without departing from the Within the scope of the technical solution of the present invention, many possible changes and modifications can be made to the technical solution of the present invention by using the methods and technical contents disclosed above, or modified into equivalent examples of equivalent changes, which do not affect the present invention. new substance. Therefore, without departing from the content of the technical solution of the present invention, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims (7)

1. A lift-type door bottom gap sealing structure is characterized in that, comprising: a door panel, a lift assembly, a support rod, a rolling body and a ground; An arc-shaped groove is opened on the ground, and the rolling body is arranged in the arc-shaped groove and can slide to the ground along the arc-shaped groove; The lift assembly is fixed on the door panel, the rolling body is fixed under the lift assembly through the support rod, and seals are fixedly connected to both sides of the lift assembly to connect the ground with the The gaps between the door panels are sealed; The lifting assembly includes a top plate, a bottom plate, a spring and a mounting plate, the bottom plate is fixed on the support rod, the top plate is arranged on the bottom plate and is connected with the bottom plate through the spring, and the top plate is Guide rails are arranged on both sides of the lower part, sliding pieces that can slide along the outer sides of the guide rails are arranged on both sides of the bottom plate, the outer sides of the two sliding pieces are connected with a sealing piece, and the mounting plate is fixed on the the top plate, and the mounting plate is fixed on the door plate. 2 . The gap sealing structure at the bottom of a lift-type door according to claim 1 , wherein the rolling body is a roller. 3 . 3. The lift-type door bottom gap sealing structure as claimed in claim 1, characterized in that, The arc-shaped groove is provided with an arc-shaped slide rail that is adapted to the arc-shaped groove. The arc-shaped slide rail is low in the middle and high on both sides, and the top of the arc-shaped slide rail is flush with the ground. , the rolling body is arranged on the arc-shaped slide rail and can slide to the ground along the arc-shaped slide rail. 4 . The gap sealing structure at the bottom of a lift-type door according to claim 3 , wherein the arc-shaped slide rail is fixed on the ground by screws. 5 . 5 . The gap sealing structure at the bottom of a lift-type door according to claim 1 , wherein the guide rail is a fixed plate, the sliding member is a movable plate, and the two fixed plates are respectively arranged on the two movable plates. 6 . The outside and relative to the two movable panels can slide. 6 . The lift-type door bottom gap sealing structure according to claim 1 , wherein the mounting plate is fixed on the door plate by screws. 7 . 7 . The gap sealing structure at the bottom of a liftable door according to claim 1 , wherein the support rod is welded on the lower surface of the bottom plate. 8 .

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