CN218912746U - Spring bottom sealing structure of automatic door - Google Patents

Abstract

The utility model discloses an automatic door spring bottom sealing structure in the technical field of aluminum alloy doors and windows, which comprises a door lintel, wherein a door frame is hoisted in the door lintel, the door frame comprises a frame edge and hollow glass, the lower end of the door frame is connected with a first positioning plate and a second positioning plate, the interior of the second positioning plate is connected with a maintaining plate, the interior of the maintaining plate is fixedly provided with a mounting groove, two ends of the mounting groove are respectively provided with a telescopic cylinder, the bottom of the telescopic cylinder is connected with a bottom sealing column tangential to the positioning plate through a telescopic rod, and a spring group is connected between the inner top of the mounting groove and the bottom sealing column. According to the utility model, the tension of the spring group to the bottom sealing column ensures that the bottom sealing column is separated from the ground in the opening process of the door plate, and when the door plate is closed, the bottom sealing column is driven to fall down and contact with the ground by the two telescopic cylinders, so that the sealing effect on the ground and the gap of the door plate is realized, and the noise generated by friction of the bottom sealing structure on the ground in the process of closing the door plate is avoided.

Description

Spring bottom sealing structure of automatic door

Technical Field

The utility model relates to the technical field of aluminum alloy doors and windows, in particular to an automatic door spring bottom sealing structure.

Background

Automatic door bottom sealing strip is also called as pull-down sealing. The automatic door bottom seal is typically composed of an outer aluminum profile, a second inner aluminum profile, a plunger, seals and a method of securement (by pre-assembly screws or transverse steel brackets). An automatic pull-down seal of the door is used to close the gap between the door and the floor.

However, the existing automatic door spring bottom seal is larger in noise when the door is opened and closed due to contact with the ground in the door opening and closing process, and based on the existing automatic door spring bottom seal, the utility model designs an automatic door spring bottom seal structure to solve the problems.

Disclosure of Invention

The utility model aims to provide an automatic door spring bottom seal structure which is beneficial to noise reduction and aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatic door spring bottom seal structure, includes the lintel, and hoist and mount has the door frame in the lintel, and the door frame includes frame limit and cavity glass, and the lower extreme of door frame is connected with first locating plate and second locating plate, and the internal connection of second locating plate has the maintaining plate, and the inside of maintaining plate is fixed with the mounting groove, and flexible cylinder is installed respectively at the both ends of mounting groove, and flexible cylinder's bottom be connected with through the telescopic link with tangent bottom seal post of locating plate, the interior top of mounting groove with be connected with the spring group between the bottom seal post.

Preferably, the lower ends of the first positioning plate and the second positioning plate are connected with a ground contact end angle.

Preferably, the maintaining plate comprises a plurality of mounting edges, and the mounting edges are distributed on the inner wall of the maintaining plate.

Preferably, a buffer spring is connected between the top of the bottom sealing column and the telescopic cylinder, and the telescopic rod and the buffer spring penetrate through coaxially.

Preferably, the spring group comprises a plurality of springs which are distributed at equal intervals, and the spring group always applies upward tension to the bottom sealing column.

Preferably, an electric connection switch is arranged on one side of the door lintel, a contact block is arranged on the side surface of the door frame, and the electric connection switch and the contact block are mutually matched.

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

(1) According to the utility model, the tension of the spring group to the bottom sealing column ensures that the bottom sealing column is separated from the ground in the opening process of the door plate, and when the door plate is closed, the bottom sealing column is driven to fall down and contact with the ground by the two telescopic cylinders, so that the sealing effect on the ground and the gap of the door plate is realized, and the noise generated by friction of the bottom sealing structure on the ground in the process of closing the door plate is avoided;

(2) The grounding end angle of the utility model is used as a supporting part at the bottom of the door frame, and the maintaining plate is matched with the mounting edge to be connected with the mounting groove for fixing the mounting groove, enhancing the connection strength of the mounting groove and improving the connection stability of the bottom sealing column.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a spring bottom seal structure of an automatic door according to the present utility model;

FIG. 2 is a spring stack connecting block diagram of the automatic door spring bottom seal structure of the present utility model;

FIG. 3 is a side view of a telescoping cylinder of the automatic door spring bottom seal structure of the present utility model;

FIG. 4 is a diagram showing the structure of the connection of the positioning plate of the spring bottom seal structure of the automatic door of the present utility model;

FIG. 5 is an internal block diagram of a locating plate of the automatic door spring bottom seal structure of the present utility model;

fig. 6 is a connection structure diagram of a bottom sealing column of the spring bottom sealing structure of the automatic door of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a door frame; 2. hollow glass; 3. a first positioning plate; 301. a ground contact end angle; 4. a bottom sealing column; 5. a second positioning plate; 6. a telescopic rod; 7. a telescopic cylinder; 8. a sustain plate; 801. mounting ribs; 9. a mounting groove; 10. door lintel; 11. a contact block; 12. an electric switch; 13. a buffer spring; 14. a spring group.

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. 1-6, the present utility model provides a technical solution: the utility model provides an automatic door spring bottom seal structure, including door lintel 10, door lintel 10 is connected with outside wall connection and is used for installing the door plant, hoist and mount in the door lintel 10 has door frame 1, door frame 1's side-mounting has contact block 11, connect electric switch 12 and contact block 11 looks adaptation each other, door frame 1's lower extreme is connected with first locating plate 3 and second locating plate 5, the inside of second locating plate 5 is connected with maintaining plate 8, the inside of maintaining plate 8 is fixed with mounting groove 9, telescopic cylinder 7 is installed respectively at the both ends of mounting groove 9, telescopic cylinder 7's bottom is connected with the bottom seal post 4 tangent with the locating plate through telescopic link 6, be connected with spring group 14 between the interior top of mounting groove 9 and bottom seal post 4, spring group 14 includes a plurality of equidistant springs of arranging, upward pulling force of spring group 14 to bottom seal post 4 has been guaranteed through connecting a plurality of springs;

when the door frame 1 is closed, the contact block 11 is in contact with a groove where the electric switch 12 is located, the electric switch 12 is opened, the telescopic cylinder 7 is started, the telescopic cylinder 7 pushes the bottom sealing column 4 downwards through the telescopic rod 6 connected with the lower end, in the downward moving process of the bottom sealing column 4, the thrust of the telescopic rod 6 to the bottom sealing column 4 is simultaneously used for resisting the pulling force of the spring group 14 to the bottom sealing column 4, the bottom of the bottom sealing column 4 is contacted with the bottom surface at the moment when the door frame 1 is closed through the thrust of the telescopic rod 6, so that the contact of the bottom sealing column 4 with the ground in the process of closing the door plate is avoided, noise generated in the closing process of the door plate is greatly reduced, the device is favorable for keeping indoor quiet environment, the bottom sealing column 4 is kept to be separated from the ground in the opening process of the door plate through the spring group 14, and in the closing process of the door plate, the bottom sealing column 4 is driven to fall and contact with the ground through the two telescopic cylinders 7, thereby realizing the sealing effect on the gap of the ground and the door plate, and noise generated by friction of the bottom sealing structure to the ground in the closing process of the door plate.

Referring to fig. 1-6, the door frame 1 includes a frame edge and a hollow glass 2, the hollow glass 2 improves the noise isolation and heat isolation strength compared with the traditional single-layer glass, the noise reduction and heat insulation are facilitated, the lower ends of the first positioning plate 3 and the second positioning plate 5 are connected with a grounding end angle 301, the grounding end angle 301 is used for supporting the positioning plate, the maintaining plate 8 includes a plurality of mounting edges 801, the mounting edges 801 are fixedly connected with the side surfaces of the mounting grooves 9, the mounting edges 801 are distributed on the inner wall of the maintaining plate 8, a buffer spring 13 is connected between the top of the bottom sealing column 4 and the telescopic cylinder 7, the telescopic rod 6 and the buffer spring 13 coaxially penetrate, the buffer spring 13 is used as a buffer part for telescopic movement of the telescopic rod 6, and one side of the door lintel 10 is provided with a power connection switch 12;

wherein, door frame 1 is through cavity glass 2 as the isolation component, and cavity glass 2 is used for separating the space simultaneously, has promoted the ability of making an uproar, keeping warm than traditional individual layer glass, and touch ground terminal angle 301 is as the supporting part of door frame 1 bottom, and maintenance board 8 cooperation installation arris 801 is connected with mounting groove 9 for fixed mounting groove 9 strengthens the joint strength of mounting groove 9, promotes the stability that bottom seal post 4 connects.

The whole theory of operation is, during the use, when door frame 1 and the one end contact of lintel 10, contact block 11 and the recess contact that meets electric switch 12 place, open and meet electric switch 12 and start telescopic cylinder 7, telescopic cylinder 7 promotes the bottom sealing post 4 downwards through telescopic link 6 that the lower extreme is connected, the bottom sealing post 4 moves down the in-process, telescopic link 6 is used for resisting spring group 14 simultaneously to the pulling force of bottom sealing post 4, the thrust that exerts to bottom sealing post 4 through telescopic link 6, make the bottom of bottom sealing post 4 contact with the bottom surface in the moment that door frame 1 closed, thereby avoided closing the in-process bottom sealing post 4 of automatically-controlled door and the contact on ground, noise that the in-process produced is closed to the automatically-controlled door.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (6)

1. An automatic door spring bottom seal structure, includes lintel (10), its characterized in that: door lintel (10) internal hoisting has door frame (1), and door frame (1) are including frame limit and cavity glass (2), and the lower extreme of door frame (1) is connected with first locating plate (3) and second locating plate (5), and the internal connection of second locating plate (5) has maintenance board (8), and the inside of maintenance board (8) is fixed with mounting groove (9), and telescopic cylinder (7) are installed respectively at the both ends of mounting groove (9), and telescopic cylinder (7) bottom be connected with through telescopic link (6) with tangent underfilling post (4) of locating plate, the interior top of mounting groove (9) with be connected with spring group (14) between underfilling post (4).

2. The automatic door spring bottom seal structure according to claim 1, wherein: the lower ends of the first positioning plate (3) and the second positioning plate (5) are connected with a grounding end angle (301).

3. The automatic door spring bottom seal structure according to claim 1, wherein: the maintaining plate (8) comprises a plurality of installing edges (801), and the installing edges (801) are distributed on the inner wall of the maintaining plate (8).

4. The automatic door spring bottom seal structure according to claim 1, wherein: a buffer spring (13) is connected between the top of the bottom sealing column (4) and the telescopic cylinder (7), and the telescopic rod (6) and the buffer spring (13) penetrate through coaxially.

5. The automatic door spring bottom seal structure according to claim 1, wherein: the spring group (14) comprises a plurality of springs which are distributed at equal intervals, and the spring group (14) always applies upward tension to the bottom sealing column (4).

6. The automatic door spring bottom seal structure according to claim 1, wherein: an electricity connection switch (12) is arranged on one side of the door lintel (10), a contact block (11) is arranged on the side surface of the door frame (1), and the electricity connection switch (12) and the contact block (11) are mutually matched.

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