KR101315293B1 - Sliding door - Google Patents

Abstract

The present invention is fixed to the upper side of the doorway, and the main bracket is formed in the lower side of the rail is long, respectively fixed to the front and rear portion of the upper part of the door, the first and the first to make the door open and close by rolling on the rail 2 rollers and the housing is fixedly coupled to the front end of the main bracket, the bobbin is rotatably formed inside the housing, the coil spring is wound inside the bobbin and the end of the bobbin 1 The wire of a certain length caught by the locking projection of the roller is wound, and when the door is opened, the bobbin rotates and the spring is wound as the bobbin rotates, and the elasticity is accumulated and the wire is pulled by the elasticity accumulated in the spring after the door opening operation. Pulling force applying means for automatically closing, and the fixed bra coupled to the center upper portion of the main bracket at regular intervals A cylinder mounted thereon, the end of the piston coming out of the cylinder is coupled to the second roller side, and the rear end of the cylinder adjusts the amount of air inflow into the cylinder to adjust the buffer pressure so that the piston's coming and going operation is buffered when the door is opened and closed. The additional cushioning means and the first and second rollers are provided with a first roller for stopping the release fixing means and the door positioned at the front of the first and second rollers in order to prevent their departure from the rail. It relates to a non-powered automatic sliding door, characterized in that it comprises a stopper (pre- stopper) located in the rear.

Description

Powerless automatic sliding door {SLIDING DOOR}

The present invention relates to a non-power automatic sliding door, in particular, the opening operation of the door is natural, as well as the door is automatically closed by the elastic force of the pulling force applying means, the bottom of the doorway as the rail is not formed in the lower part of the door It is related to a non-powered automatic sliding door that does not have a chin so that the physical movement of the body can be opened and passed through a sliding door without great effort by people with disabilities.

Currently, large buildings such as hospitals and government offices have sliding doors installed in various places.

Sliding doors are configured by forming rails on the upper and lower sides of the doorway, and forming rollers sliding on the rails on the upper and lower sides of the door.

The conventional sliding door operates by allowing the user to open the door by pushing the door to one side, and then passing the door by pushing the door back to the home position and then passing the user through the door.

However, the conventional sliding doors require a lot of power because the user must open and close them in order to pass through them, and thus, in the case of a disabled person whose physical movement is unnatural, it is difficult to open and close the sliding door by force alone. In particular, the rails installed at the lower side of the doorway for sliding sliding opening and closing of the sliding doors protrude from the bottom surface to form a chin. There was a problem.

In order to solve the above problems, the proposed technology is an automatic sliding door that automatically detects a human body and automatically opens and closes the door. The automatic sliding door is a sensor for detecting a human body approaching an entrance and a detection result of the sensor. According to the present invention, a separate driving device for opening and closing the sliding door should be provided, and such automatic sliding door has a problem that its components are very complicated and expensive and thus cannot be generalized.

Republic of Korea Patent Publication 10-0485216 (Registration Date: April 15, 2005) Korea Utility Model Registration 20-0246101 (Registration Date: August 30, 2001)

The present invention for solving the above problems is installed on the upper side of the door and the main bracket provided with a rail, the door is coupled to the lower side of the plurality of rollers sliding sliding on the rail so that the door is sliding open and close, the open door automatically The opening action of the door is made natural by forming a pulling force applying means for applying elasticity to close at one end of the main bracket, and forming a separate buffer means at the center of the main bracket to cushion the door to be slowly opened and closed. Of course, the opened door is automatically closed by the elastic force of the pulling force applying means, and since the rail is not formed at the bottom of the door, the jaw is not formed at the bottom of the door so that the physical movement of the body is unnatural. A non-powered automatic sliding door that allows the door to be opened and passed without effort And a providing purpose.

In addition, an object of the present invention is to provide a non-powered automatic sliding door that prevents the door from being separated from the rail through the release prevention fastener, and to stop the door in any desired position through the pre-stopper.

In order to solve the above problems and achieve the above object, the non-powered automatic sliding door according to an embodiment of the present invention is fixedly installed on the upper side of the doorway, and a rail (2) is formed on the lower side of the main bracket (1); First and second rollers 3 and 4 fixed to the front and rear portions of the upper part of the door 6 and rolling on the rail 2 to open and close the door; The housing 11 is fixedly coupled to the distal end of the main bracket 1, and the bobbin 12 is rotatably formed inside the housing 11, and a coil spring is formed inside the bobbin 12. 13) is wound and the outside of the bobbin 12, the end of the wire 17 of a certain length that is caught on the engaging projection 5 of the first roller 3 is wound, the wire (17) when the door (6) opened Spring 13 is wound as the bobbin 12 rotates by drawing out, and the elasticity is accumulated and the door 6 is automatically pulled as the wire 17 is pulled by the elasticity accumulated in the spring 13 after the door opening operation. A pulling force applying means 10 for closing; The cylinder 22 is mounted on the fixed bracket 21 coupled to the upper portion of the center of the main bracket 1 at regular intervals, and the end of the piston 23 coming out of the cylinder 22 is attached to the second roller 4. Shock absorbing means having a buffer pressure adjusting portion 25 is coupled to the side and the rear end of the cylinder 22 to adjust the amount of air inflow into the cylinder 22 to buffer the inlet and out of the piston 23 when opening and closing the door ( 20); The first and second rollers (3,4) is a separation preventing fixing means (70) located in front of the first and second rollers (3,4) to prevent the departure from the rail (2); And stop means (prestopper 80) located behind the first roller 3 to stop the door 6 at any desired position.

In the non-powered automatic sliding door according to the embodiment of the present invention, the separation preventing fixing means 70 is a coupling portion 71 of the plane coupled to the side of the first and second rollers 3 and 4, and the coupling portion ( 71) characterized in that it comprises a groove 72 formed at the lower end, and a fixing projection (63) formed perpendicular to the coupling portion (71).

In the non-powered automatic sliding door according to an embodiment of the present invention, the stop means (pre- stopper, 80) is a stop (S) frame (81), including a stop (stop) inside the frame (81) It is composed of a portion 82 and the adjustment screw 83 which is located behind the frame 81 and adjusts the position of the stop 82, the stop 82 is smaller than the '81' letter It characterized in that it further comprises a stop frame (82a) of the shape, a stop weight (82b) located inside the stop frame (82a) and a fixing rod (82c) for fixing the stop weight (82b).

In the non-powered automatic sliding door according to the embodiment of the present invention, the door 6 is rubber packing (6a, 6b) for safety at the rear and back, and the recess handle (6c) located on one side of the door 6, It is characterized in that it further comprises a locking part (6d) located on one side of the recessed handle 6c and an aluminum window (6e) located in the center of the door (6) for aesthetics.

As described above, the present invention is to install the main bracket with a rail on the upper side of the doorway, the door is coupled to the lower side of the plurality of rollers sliding sliding on the rail so that the door is sliding open and close, the open door is automatically closed The opening force of the door is made natural by forming a pulling means applying means to apply elastic force to one end of the main bracket, and forming a separate buffer means at the center of the main bracket to cushion the door opening and closing operations gradually. Of course, the opened door is automatically closed by the elastic force of the pulling force applying means, and since the rail is not formed at the lower part of the door, the jaw is not formed at the bottom of the doorway, so that the physical movement of the physically impaired persons is difficult. Remove the non-powered automatic sliding door to open the sliding door without going through it The effect can be expected to.

In addition, the present invention can be expected to provide an effect of providing a non-powered automatic sliding door that prevents the door from being separated from the rail through the release prevention fastener, and can stop the door at any desired position through the pre-stopper.

1 is an exploded perspective view showing a non-powered automatic sliding door of the present invention.
Figure 2 is an exploded perspective view showing a stop means of the present invention.
3 is a perspective view showing a state in which the non-powered automatic sliding door of the present invention is coupled.
4 is a cross-sectional view showing the present invention.
Figure 5 is a cross-sectional view showing a coupled state of the buffer means applied to the present invention.
Figure 6 is a sectional view showing a pulling force applying means applied to the present invention.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

Reference numeral 1 denotes a main bracket fixedly coupled to the upper wall surface of the doorway, and a cross section of the main bracket 1 is formed in an 'L' shape as a whole, and a rail 2 for guiding the rolling movement of the roller at the lower side thereof. It is formed long.

Reference numeral 6 denotes a door that opens and closes the entrance and exit, and a first roller 3 and a second roller 4 are formed at the front and rear portions of the upper surface of the door 6, respectively. 3 and 4 are coupled to the upper surface of the door 6 in a state in which they are supported by separate roller brackets 3a and 4a, and the rollers 3 and 4 are coupled to the rails 2 so as to be mounted on the rails 2. The door 6 is opened and closed while sliding.

The height of the rollers 3 and 4 installed on the upper surface of the door 6 may be adjusted between the roller brackets 3a and 4a and the door 6 by interposing a height adjusting plate 60 having a predetermined thickness.

And, the inner surface of the first roller bracket (3a) in which the first roller 3 is axially protruding the locking projection (5) for catching the wire 17 of the pulling force applying means 10 to be installed later The locking roller 53 is coupled to one side of the second roller bracket 4a as a bolt, and a groove 7 is formed on the lower side of the door 6 and the groove 7 is formed on the bottom of the doorway. The guide roller 8 protrudes so that it may be located in ().

Accordingly, the door 6 is opened and closed by slidingly driving the first and second rollers 3 and 4 seated on the rails 2 and the grooves 6 guided downward to the guide rollers 8. Preferably, the installation position of the guide roller 8 is located at the rear end of the door 6 when the door 6 is closed, as shown in FIG.

Here, the first and second rollers (3, 4) is to prevent the departure from the rail (2) and the anti-separation fixing means 70 which is located in front of the first and second rollers (3,4), It further comprises a stop means (prestopper) 80 located behind the first roller 3 to stop the door 6 at any desired position.

At this time, the separation preventing fixing means 70 is coupled to the coupling portion 71 of the plane coupled to the side of the first and second rollers 3 and 4, the groove 72 formed at the lower portion of the coupling portion 71, It consists of a fixing projection (73) formed perpendicular to the portion (71).

And, the stop means (pre- stopper, 80) is a stop portion (82) including a '81' shaped frame 81, and a stop weight (82b) inside the frame 81 as shown in FIG. ) And an adjustment screw 83 positioned at the rear of the frame 81 to adjust the position of the stop 82.

At this time, the stop 82 is a 'c' shaped stop frame 82a smaller than the frame 81, the stop weight (82b) and the stop weight (82b) located in the stop frame (82a) for fixing It further includes a fixing rod (82c).

A stopper 50 is formed at an end of the main bracket 1 (a position at which the door is fully opened) to limit the opening range when the door 6 is slid open. The stopper 50 is formed above the stopper 50. The catching roller 53 is bent and the catching ring 51 which hold | maintains so that the door 6 may be kept open is bent.

On the other hand, in the present invention, the pulling force applying means 10 for providing a pulling force so that the door 6 is automatically closed and the buffer means 20 for buffering the opening and closing operation of the door 6 to proceed slowly.

The pulling force applying means 10 couples the housing 11 to the tip end of the main bracket 1 as a bolt, and winds the spring 13 and the wire 17 inside the housing 11.

A circular bobbin 12 is rotatably installed in the housing 11, but the fitting groove 16 for pressing the end portion of the spring 13 in the inner center of the bobbin 12 is circumferentially connected. The center body 14 formed in the axial, and inserted into the control rod 15 eccentrically inside the center body 14, one end of the control rod 15 is exposed to the outside of the housing 11 of the user By operation, the adjusting rod 15 was rotated forward and backward.

When the user rotates the adjusting rod 15 in the A direction, the spring 13 is wound around the central body 14, thereby increasing the elasticity accumulated in the spring 13, and rotating the adjusting rod 15 in the B direction. When the spring 13 is released from the central body 14, the elasticity accumulated in the spring 13 is reduced, and the overall opening and closing speed of the door 6 is adjusted according to the manipulation of the adjusting rod 15 of the user.

In addition, the coil-shaped spring 13 is wound on the inner circumferential surface of the bobbin 12, the end of the spring 13 is bent and forcibly fitted into the fitting groove 16 of the central body 14 to hold the spring 13. ) So that the elasticity of the wire can be transmitted to the bobbin 12, the wire 17 having a predetermined length is wound on the outer circumferential surface of the bobbin 12, and the end of the wire 17 is connected to the first roller 3. When the door 6 is opened by the locking protrusion 5, the bobbin 12 is rotated counterclockwise as the wire 17 is pulled out, whereby the spring 13 wound around the bobbin 12 is wound. The elasticity is accumulated while being wound on the central body 14, and when the opening operation of the door 6 is stopped, the bobbin 12 is rotated by the restoring force of the spring 13 and the wire 17 is pulled as the door 17 is rotated. (6) will be automatically closed.

On the other hand, the shock absorbing means 20 is to buffer the opening and closing speed of the door 6 to proceed slowly, a plurality of fixing brackets 21 is installed in the central portion of the main bracket (1), the fixing bracket 21 A cylinder 22 having a piston 23 which is indented in the mount is mounted, and the end of the piston 23 can be inserted into one side of the second roller bracket 4a to which the second roller 4 is coupled. Coupling portion (40) having an insertion portion (42) formed in the shape of a funnel, the magnetic body (24, 41) formed on the end of the piston 23 and the inside of the insertion portion 42, respectively, the piston (23) ) Is coupled to the insert 42.

By implementing the coupling of the piston 23 and the insertion portion 42 as the magnetic material (24, 41), it is possible to easily implement the coupling between the piston 23 and the connecting portion (40).

That is, as shown in FIG. 4, by removing the piston 23 from the cylinder 22 and bringing it closer to the insertion part 42, the magnetic body 24 of the piston 23 and the magnetic body 41 of the insertion part 42 are removed. The piston 23 and the insertion part 42 are firmly coupled to each other by the pulling force, and when removed, the piston 23 and the insertion part 42 can be easily removed by pulling the piston 23 with a constant force.

The shock absorbing means 20 compresses or sucks air in the cylinder 22 while the piston 23 moves forward and backward with the door 6 to open and close the door 6 to cushion the opening and closing speed of the door 6. In the present invention, a separate buffer pressure adjusting unit 25 for adjusting the degree of buffering is formed on one side of the cylinder 22 (in the opposite direction to the piston).

The buffer pressure adjusting unit 25 adjusts the degree of cushioning by adjusting the flow amount of air supplied into or out of the cylinder 22 when the piston 23 is in and out of the cylinder 23, and the case 26 on one side of the cylinder 22. And a plurality of pneumatic flow passages 27 and 28 communicating with the inside of the cylinder 22 in the case 26, and in each of the pneumatic flow passages 27 and 28, a ball valve ( 29) are provided to control the pneumatic flow passages 27 and 28.

In addition, by inserting the adjustment bolt 30 for controlling the opening amount of any one of the air pressure flow passage (27,28) from the outside of the case 26, when the user inserts the adjustment bolt 30 deeply Since the pneumatic flow passage of the block to reduce the amount of air supplied or outflow to the cylinder 22 as a whole decreases the opening and closing speed of the piston 23 to reduce the opening and closing speed of the door (6), the When the insertion depth of the adjustment bolt 30 is reduced, the blocked air pressure flow passage is opened, and the amount of air supplied to or discharged from the cylinder 22 is increased, so that the piston 23 is released and moved more quickly. The opening and closing speed of (6) is to be increased.

According to the non-powered automatic sliding door of the present invention configured as described above, the door 6 is slid and opened by the rollers 3 and 4 rolling on the rails 2, so that the user can easily open the door 6 without applying great force. After passing through the doorway, the door 6 is automatically closed by the restoring force (elasticity) provided by the spring 13 of the pulling force applying means 10, thereby providing convenience in use. Opening and closing speed of the door 6 is buffered by the buffer means 20 to be made slowly, so the door opening and closing noise is significantly reduced.

In addition, since a separate rail does not need to be provided on the bottom surface of the doorway, a physically handicapped person, especially a handicapped person using a wheelchair, can conveniently open the door 6 to pass through the doorway in a public office or a hospital. It can be very useful.

In addition, the door 6 has rubber packings 6a and 6b for safety at the front and rear parts, a recess handle 6c positioned at one side of the door 6, and a lock positioned at one side of the upper and lower sides of the recess handle 6c. It is possible to further include an aluminum window 6e located in the center of the door 6 for the part 6d and the aesthetics.

While the present invention has been particularly shown and described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, Of course, this is possible. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined by the equivalents as well as the claims that follow.

1: main bracket 2: rail
3,4: roller 5: jamming
6: door 10: pulling force applying means
11: housing 12: bobbin
13: spring 14: centroid
15: adjusting rod 16: fitting groove
17: wire 20: buffer means
21: fixing bracket 22: cylinder
23: piston 24: magnetic material
25: shock absorber 26: case
40: connection part 42: insertion part
50: stopper 53: jam roller
70: release prevention fixing means 80: stop means

Claims (4)

A main bracket 1 fixedly installed at an upper side of the doorway, and having a rail 2 formed at a lower side thereof;
First and second rollers 3 and 4 fixed to the front and rear portions of the upper part of the door 6 and rolling on the rail 2 to open and close the door;
The housing 11 is fixedly coupled to the distal end of the main bracket 1, and the bobbin 12 is rotatably formed inside the housing 11, and a coil spring is formed inside the bobbin 12. 13) is wound and the outside of the bobbin 12, the end of the wire 17 of a certain length that is caught on the engaging projection 5 of the first roller 3 is wound, the wire (17) when the door (6) opened Spring 13 is wound as the bobbin 12 rotates by drawing out, and the elasticity is accumulated and the door 6 is automatically pulled as the wire 17 is pulled by the elasticity accumulated in the spring 13 after the door opening operation. A pulling force applying means 10 for closing;
The cylinder 22 is mounted on the fixed bracket 21 coupled to the upper portion of the center of the main bracket 1 at regular intervals, and the end of the piston 23 coming out of the cylinder 22 is attached to the second roller 4. Shock absorbing means having a buffer pressure adjusting portion 25 is coupled to the side and the rear end of the cylinder 22 to adjust the amount of air inflow into the cylinder 22 to buffer the inlet and out of the piston 23 when opening and closing the door ( 20);
The first and second rollers (3,4) is a separation preventing fixing means (70) located in front of the first and second rollers (3,4) to prevent the departure from the rail (2); And
Stop means (prestopper, 80) located behind the first roller (3) to stop the door (6) in any desired position,
The separation preventing fixing means 70 is a coupling portion 71 of the plane coupled to the side of the first and second rollers 3 and 4, a groove 72 formed in the lower portion of the coupling portion 71, and Consists of the fixing projections 73 formed perpendicular to the coupling portion 71,
The stop means (80) is located behind the frame (81) and the stop portion (82) including a stop weight (82b) inside the frame (81) and the frame (81). And composed of an adjustment screw 83 for adjusting the position of the stop portion 82, the stop portion 82 is smaller than the frame 81 '-' shaped stop frame 82a and the stop frame ( 82a) a non-powered automatic sliding door further comprising a stop weight (82b) located inside and a fixing rod (82c) for fixing the stop weight (82b). delete delete The method of claim 1,
The door 6 has rubber packings 6a and 6b for safety at the front and rear portions thereof, a recess 6c located at one side of the door 6, and a locking part positioned at one side of the upper and lower sides of the recess 6c. 6d and an aluminum window 6e positioned in the center of the door 6 for aesthetics.

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