KR20180067751A - Hermetic And Automatic Sliding Door - Google Patents

Abstract

The present invention relates to a hermetic automatic sliding door and, more specifically, to a hermetic automatic sliding door placed between doorframes to be horizontally opened/closed. According to the present invention, the hermetic automatic sliding door comprises: a door unit including a sliding bracket with an inclination towards the doorframe formed on both the left and right ends of a bottom surface, and a door seal installed at an edge of four surfaces to protrude towards the doorframe; a lower guide sliding rail fixed on the bottom surface under the door unit to be inserted into each sliding bracket; a horizontal sliding rail coupled to a doorframe in the upper direction of the door unit, extended up to a horizontal moving section of the door unit, and coupled to a trolley rail with two slopes in order to form an inclination in an opposite direction to the doorframe; a driving unit coupled to the upper side of the horizontal sliding rail, and including a motor, a driving roller, and a belt; and a trolley including a driving bracket coupled to the belt and a hanger roller rotated along the trolley rail to be fixed and coupled to the left and right sides of the upper surface of the door unit. Accordingly, access of interested-parties of a hospital is facilitated and external air is blocked in a hospital, a research center, and the like, which are frequently exposed to infectious bacteria, such as very infectious acute respiratory diseases, and the like, thereby providing an effect of preventing infection and spreading.

Description

{Hermetic And Automatic Sliding Door}

The present invention relates to a closed sliding automatic door, and more particularly, to a hinged sliding automatic door that can be opened and closed automatically when a person approaches the door, and can completely block the inflow of outside air, noise, and foreign substances.

Generally, the automatic door is a door that opens and closes automatically when a person or a car approaches the front door. It is equipped with a button in front of the door so that it opens and closes when the button is pressed, or a pressure sensor or an infrared sensor And to close the door. Among them, the sliding automatic door which is opened and closed to the left and right is relatively simple structure and widely used in various places such as shops, hospitals, houses, offices, and the like.

The general structure of a sliding automatic door is composed of a door which is equipped with rails on the floor or ceiling side and is fixedly opened and closed along the fixed door and the rail. When the door is opened, the door is overlapped with most of the fixed doors. When the door is closed, Are overlapped and extended. At this time, the fixed door can be replaced with a space in which the door can be inserted into the wall side where the automatic door is installed.

In case of the sliding automatic door as described above, in order to move left and right along the rail, the door is separated from the fixed door or the door insertion space by a certain distance, and external noise, air, foreign matter or the like may be introduced into the gap. In addition, even when the door is closed,

Particularly, when a sliding automatic door is installed in a space requiring internal and external isolation and air shutoff such as a hospital, there is a problem that it is difficult to prevent spreading and movement of a highly infectious virus such as MERS or SARS due to inflow of outside air have.

In order to solve this problem, Korean Patent Laid-Open Publication No. 10-2014-0143531 discloses a door return device for automatically closing the door when the door is opened by a user as shown in FIG. 1, And a door is provided with a pressure roller for elastically pressing the first inclined rail, so that when the door is automatically closed by the door returning means, the closed automatic sliding door capable of absorbing the shock generated between the door and the door frame There is a limit in not only the semi-automatic door where the door is opened by the user's work force but also sealing the gap between the sliding door and the fixed door.

Korean Patent Publication No. 10-2014-0143531 (Dec. 17, 2014)

In order to solve the above-mentioned problems, the present invention aims to provide a hermetically-closed sliding automatic door that can completely block the inflow of outside air, noise, foreign substances, and the like, do.

In order to achieve the object, there is provided a hermetically-closed sliding automatic door which is located between door frames and is opened and closed in the left and right direction, wherein sliding brackets having inclination in the door frame direction are provided on both left and right ends of the floor, A lower guide sliding rail fixed to the lower floor of the door part and inserted into the sliding bracket, and a lower guide sliding rail coupled to the upper door frame of the door part and extending to left and right door sections of the door part, A left and a right sliding rail coupled to the trolley rail having two inclined surfaces such that the trolley rail has an inclination in a direction opposite to the door frame, a driving part connected to the upper side of the left and right sliding rails and composed of a motor, a driving roller and a belt, Rotation along the trolley rail with the drive bracket Is a closed sliding automatic door is provided with a hanger roller made of a trolley coupled to the fixed part of the door left and right upper side.

According to another aspect of the present invention, when the compression spring is provided on one side of the left and right sliding rails and the compression spring contact portion is provided on the trolley side, the compression spring is compressed by the compression spring contact portion, Wherein the angle of inclination between the slide bracket and the lower guide sliding rail is 45 ° and the angle between the left and right sliding rails and the trolley rail is 45 °.

According to another aspect of the present invention, the door seal is made of an antibacterial rubber material. The driving unit includes a control unit to control operation of the motor, and a rail and a driver cover covering the left and right sliding rails, And a metal or synthetic resin bracket is provided on the side of the door frame where the door is in contact with the door seal when the door is closed.

As described above, the closed sliding automatic door according to the present invention facilitates entrance of hospital personnel in hospitals and research institutes, which are frequently exposed to infectious bacteria such as acute respiratory diseases, which are highly infectious, It is possible to prevent the spread and spread of the virus.

In the clean room that produces semiconductors and medical instruments, etc., it is possible to construct an optimal production environment by blocking external noises and foreign substances, and it is applied to libraries and theaters where quietness is required.

In addition, by using the compressive force of the compression spring, it is possible to easily raise the weight of automatic door with a small motor, and energy saving effect is very large.

FIG. 1 is an operational view of a conventional closed automatic sliding door. FIG.
2 is a front view of a closed type sliding automatic door according to the present invention.
3 is a top cross-sectional view of the closed sliding automatic door according to the present invention
4 (a) and 4 (b) are cross-sectional side views of a closed sliding type automatic door opening and closing apparatus according to the present invention, respectively.
5 is a sectional view of a driving part of a closed type sliding automatic door according to the present invention.
6 is a side view of a hinged roller and a trolley rail of a closed sliding automatic door in accordance with the present invention.

Figs. 2 and 3 are a front view and an upper cross-sectional view of the closed automatic sliding door according to the present invention, Figs. 4A and 4B are side cross-sectional views of the closed automatic sliding door according to the present invention, Sectional view of a driving part of a hermetically closed sliding automatic door according to the present invention, and the construction of the present invention will be described with reference to the same.

A sliding bracket 11 having an inclination in the direction of the door frame O is provided at both the left and right ends of the bottom surface F and is provided at each of the four edges of the door frame (10) which is fixed to a lower floor of the door part (10) and which is inserted into the sliding bracket (11), a door A trolley rail 32 which is joined to the upper door frame O of the door part 10 and extends to the right and left flow sections of the door part 10 and has two inclined surfaces 31, The left and right sliding rails 30 are coupled with the left and right sliding rails 30 to be coupled with the motor 41 and the driving roller 42 and the belt 43 so as to be inclined in the opposite direction to the door frame O. [ A driving unit 40; A drive bracket 51 coupled to the belt 43 and a hanger roller 52 rotating along the trolley rail 32. The hanger roller 52 is fixed to the left and right sides of the upper surface of the door unit 10, (50).

At this time, the angle of the inclined surface 31 is 10 to 15 degrees. When the door part 10 is slid in a direction in which the door part 10 is closed, the door part 10 can be lowered to the floor surface F And the trolley rail 32 is slantingly engaged with the left and right sliding rails 30 so that when the door portion 10 descends to the bottom surface F, the trolley rail 32 slides on the door portion 10 simultaneously with the descent of the door portion 10, To move in the door frame O direction.

The trolley rail 32 can be easily replaced when the trolley rail 32 is damaged due to long use.

When the compression spring 33 is provided at one side of the left and right sliding rails 30 and the compression spring contact portion 53 is provided at one side of the trolley 50 to close the door 10, And the compression spring (33) is compressed by the spring contact portion (53).

The angle of inclination between the slide bracket 11 and the lower guide sliding rail 20 is 45 ° and the angle of engagement between the left and right sliding rails 30 and the trolley rail 32 is 45 °. The door seal 12 is characterized by being an antibacterial rubber material.

The control unit 44 is provided in the driving unit 40 to control the operation of the motor 41. The control unit 44 controls the operation of the motor 41 and controls the rails and the driving unit 40 to cover the left and right sliding rails 30 and the driving unit 40 and the trolley 50, A cover 60 may be provided.

A bracket OB made of metal or synthetic resin is provided on the door frame O side in contact with the door seal 12 in a state where the door unit 10 is closed.

FIG. 6 is a side view of a hinged roller and a trolley rail of a hinged sliding automatic door according to the present invention. Referring to FIG. 6, the operation of the hinged sliding automatic door constructed as described above will be described below.

In the first embodiment, the process of closing the door portion 10 in the open state is as follows. The trolley 50 is moved along the trolley rail 32 by the hanger roller 52 in the direction in which the door portion 10 is closed and the trolley 50 is moved along the inclined surface 31 of the trolley rail 32 immediately before closing, (F) direction and the door frame (O) direction. That is, in the diagonal direction. At this time, the door seal 12 comes into contact with the bottom surface F and the bracket OB to seal the door seal 12. Further, the sliding bracket 11 is deeply inserted into the lower guide sliding rail 20 to further enhance the sealing effect.

The sliding bracket 11 and the door seal 12 provided at the rim of the door portion 10 due to the load of the door portion 10 itself are moved in the direction of closing the movement of the door portion 10 So that the contaminated air with the inside and the outside can be completely blocked by being in close contact with the direction of the bottom surface F and the door frame O, respectively.

The process of opening the door part 10 in the closed state according to the second embodiment is as follows. The trolley 50 moves along the trolley rail 32 in the direction in which the door portion 10 is opened by the hanger roller 52 and moves along the inclined surface 31 with a relatively small force by the compression spring 33 The trolley 50 is raised. At this time, the trolley 50 is moved in the direction opposite to the door frame O at the same time the door seal 12 is separated from the bottom surface F and the bracket OB to release the seal.

The compressing force of the compression spring 33 compressed by the load of the door portion 10 is added to the driving force of the motor 41 for raising the trolley 50 along the inclined surface 31, Since the door unit 10, which is relatively heavy, can be driven, the energy saving effect is excellent.

In the first and second embodiments, the method of recognizing a person or an object and opening / closing the automatic door is a known matter, and a detailed description thereof will be omitted.

While the invention has been shown and described with respect to specific embodiments and applications thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. Anyone who has it will know it easily.

O. Doormat OB. Brackets
F. Floor surface 10. Door portion
11. Sliding bracket 12. Door seal
20. Lower guide sliding rail 30. Left and right sliding rails
31. Slope 32. Trolley rail
33. Compression spring 40. Drive
41. Motor 42. Drive roller
43. Belt 44. Control unit
50. Trolley 51. Drive Bracket
52. Hanger roller
52`. The hanger roller when the door is opened
53. Compression spring contact 60. Rail and drive cover
10`. When the door portion is completely opened,
10 ". The door portion immediately before the door portion is closed

Claims (6)

In the hermetically sealed sliding automatic door which is located between the door frames (O) and opens and closes right and left,
And a door seal 12 provided at both left and right ends of the bottom surface F and having a slope in the direction of the door frame O and projecting in the direction of the door frame O, A door part 10;
A lower guide sliding rail 20 fixed to the bottom surface of the door part 10 and inserted into the sliding bracket 11,
The trolley rail 32 which is joined to the upper door frame O of the door part 10 and extends to the left and right flow sections of the door part 10 and has two inclined surfaces 31 is provided in a direction opposite to the door frame O Left and right sliding rails 30 that are coupled to each other so as to have an inclination;
A driving unit 40 coupled to the upper side of the left and right sliding rails 30 and composed of a motor 41, a driving roller 42 and a belt 43; And
A driving bracket 51 coupled to the belt 43 and a hanger roller 52 rotating along the trolley rail 32 are provided to the left and right sides of the trolley 50). ≪ / RTI > The method according to claim 1,
When the compression spring 33 is provided at one side of the left and right sliding rails 30 and the compression spring contact portion 53 is provided at one side of the trolley 50 to close the door portion 10, (53) compresses the compression spring (33). 3. The method according to claim 1 or 2,
Wherein the angle of inclination between the slide bracket 11 and the lower guide sliding rail 20 is 45 ° and the angle of engagement between the left and right sliding rails 30 and the trolley rail 32 is 45 °. Sliding automatic door. 3. The method according to claim 1 or 2,
Wherein the door seal (12) is an antibacterial rubber material. 3. The method according to claim 1 or 2,
Wherein the drive unit (40) is provided with a control unit (44) to control the operation of the motor (41). 3. The method according to claim 1 or 2,
And a bracket (OB) made of metal or synthetic resin is provided on the door frame (O) side in contact with the door seal (12) in a state where the door part (10) is closed.

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