JPH08296377A - Airtight structure of sliding door - Google Patents

Abstract

PURPOSE: To eliminate manual operation, and to close a clearance between a sliding door and a frame, to which the sliding door is arranged, easily by fitting an airtight member to one of the sliding door or a frame and interposing the airtight member between the sliding door and the frame, to which the sliding door is arranged, while an electromagnet, by which the airtight member is projected, is mounted to one or the others. CONSTITUTION: An airtight member 3 is installed to one of a sliding door 1 or a frame 2. The airtight member 3 is interposed between the sliding door 1 and the frame 2 while an electromagnet, by which the airtight member 3 is projected, is set up to one or the other. When the sliding door 1 is closed, a switch fitted to the sliding door 1 is operated to turn the electromagnet on, and the airtight member 3 is projected and a clearance between the sliding door 1 and the frame 2 is closed. Accordingly, manual operation is eliminated, operation is facilitated while the airtightness of a room is ensured, and sound- insulating properties can be improved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an airtight structure of a sliding door,
More specifically, the present invention relates to an airtight structure of a sliding door having a retractable airtight member capable of closing a gap between the sliding door and a frame in which the sliding door is arranged when the sliding door is closed.

[0002]

2. Description of the Related Art Conventionally, as an airtight structure of a sliding door, a structure has been used in which an operating lever is used to press an airtight member against a sliding door or a frame to close a gap. With such an airtight structure, airtightness and sound insulation can be improved and a comfortable indoor environment can be obtained.

[0003]

However, since such an operating lever is manual, it may be troublesome and may require a certain amount of force to operate, and it is particularly suitable for the elderly and infants to operate. There is a problem in that it does not exist.

The present invention has been made to solve the above problems, and an object thereof is to eliminate manual operation and to easily provide a gap between a sliding door and a frame in which the sliding door is arranged. It is to provide the airtight structure of the sliding door that can close the door.

[0005]

According to a first aspect of the present invention for solving the above-mentioned problems, an airtight member 3 is provided on either one of the sliding door 1 and the frame 2, and the airtight member 3 and the sliding door 1 and the sliding door 1 are provided. Is an airtight structure of a sliding door which is interposed between the sliding door 1 and the frame 2 and is provided with an electromagnet 4 for projecting the airtight member 3 on the other side or the other side. Alternatively, the airtight member 3 is arranged on the lower end side, which is a feature.

According to a second aspect of the invention, in the first aspect of the invention, a switch is provided which controls the electromagnet 4 in accordance with the closed state of the sliding door 1 and causes the airtight member 3 to project. Is configured as.

According to a third aspect of the present invention, in the second aspect of the invention, the electromagnet 4 is provided on the sliding door 1 side, and a switch for turning on the electromagnet 4 corresponding to the closed state of the sliding door 1 is a handle 7 of the sliding door 1. It is characterized by being provided in.

According to a fourth aspect of the invention, in the second aspect of the invention, the electromagnet 4 is provided on the frame 2 side, and a switch for turning on the electromagnet 4 corresponding to the closed state of the sliding door 1 is brought into contact with the sliding door 1. It is characterized in that it is provided on the frame 2 side.

The invention according to claim 5 is the invention according to claims 2 to 4.
In any one of the inventions described above, the sliding door 1 is a single sliding door or a sliding door, and an airtight member 3 that projects toward the opposite surfaces in the closed state of the sliding door 1 is provided at a corresponding edge portion of each sliding door 1. It is characterized by consisting of.

[0010]

In the invention according to claim 1, the electromagnet 4 is provided at least on the upper end side or the lower end side of the sliding door 1 or the frame 2.
The airtight member 3 is thereby projected. The airtight member 3 causes the sliding door 1 and the frame 2 in which the sliding door 1 is arranged.
The space between and is closed, the airtightness of the room is secured, and the sound is insulated.

According to the second aspect of the present invention, the switch operates corresponding to the state where the sliding door 1 is closed, and the airtight member 3 is projected to close the gap between the sliding door 1 and the frame 2.

According to the third aspect of the present invention, the sliding door 1 is closed, and a switch provided on the handle 7 of the sliding door 1 is operated to turn on the electromagnet 4 so that the airtight member 3 is projected to cause the sliding door 1 and the sliding door 1 to move. It closes the gap between the frame 2 and the frame 2.

In a fourth aspect of the present invention, a switch provided on the side of the frame 2 with which the sliding door 1 abuts works when the sliding door 1 is closed to turn on the electromagnet 4, causing the airtight member 3 to project.
A gap between the sliding door 1 and the frame 2 in which the sliding door 1 is arranged is closed.

According to the fifth aspect of the present invention, when the sliding door 1 is closed, the airtight member 3 provided at the edge of the sliding door 1 is projected so as to be located between the opposite edge of the sliding door 1 or the sleeve wall surface 8. Is closing the gap.

[0015]

An embodiment of the present invention will be described below with reference to the accompanying drawings.

The first embodiment will be described below with reference to FIGS. 1A and 1B are perspective views showing a main part of this embodiment. FIG. 1A is a non-closed state of a sliding door 1, and FIG.
Shows the closed state of. FIG. 2 shows a sliding door 1 in the same embodiment.
FIG. 3 to 4 are schematic longitudinal sectional views showing the operation of the same embodiment, (A) shows the sliding door 1 in the non-closed state,
(B) shows the closed state of the sliding door 1.

FIG. 1 is a view showing the vicinity of the upper end portion of the sliding door 1, and shows the sliding door 1 and the portion of the kamoi, which is the upper frame of the frame 2 in which the sliding door 1 is arranged, by vertically cutting. In this figure, 3 is an airtight member arranged between the sliding door 1 and the frame 2, and this airtight member 3 has a length over the entire length of the upper end portion of the sliding door 1, and the sliding door 1 is completely In the closed state,
As shown in (B) of this figure, it is configured so as to project and close the gap between the sliding door 1 and the frame 4.

FIG. 2 shows the closed state of the sliding door 1 as a whole as described above. The sliding door 1 is a single sliding door which is opened and closed by grasping the handle 7.

FIG. 3 shows a mechanism for closing the gap between the sliding door 1 and the frame 4. As shown in this figure,
An electromagnet 4 for projecting the airtight member 3 is provided below the airtight member 3 on the upper end side of the sliding door 1. The airtight member 3 has a permanent magnet, and the permanent member of the airtight member 3 is repulsed by energizing the electromagnet 4 so that the airtight member 3 projects from the state (A) to the state (B). Magnet and electromagnet 4
The SN poles of and are arranged.

On the lower end side of the sliding door 1, an electromagnet 4 for projecting the airtight member 3 is provided above the airtight member 3 which also has a permanent magnet. Further, the number of the airtight member 3 and the electromagnet 4 arranged on the upper end side of the sliding door 1 is one, but on the lower end side of the sliding door 1, the airtight member 3 and Electromagnets 4 are provided respectively. Then, the gap created by the door roller 5 is configured to be closed from both sides.

In FIG. 4, the door roller 5 is used in the one shown in FIG. 3 but a runner 6 provided at the upper end of the sliding door 1 is used.
Is configured by a top-hanging system such that it travels in a rail provided in the upper frame of the frame 2. Then, a similar mechanism of repulsion between the permanent magnet and the electromagnet 4 closes the gap between the sliding door 1 and the frame 2.

In this system, since it is hung from above, there is a gap between the sliding door 1 and the groove of the lower frame of the frame 4, and the sliding door 1
This gap is closed by the airtight member 3 and the electromagnet 4 provided on the lower end side of the. Further, the airtight member 3 and the electromagnet 4 are provided on both sides of the runner 6 on the upper end side of the sliding door 1 to close the gap between the sliding door 1 and the upper frame of the frame 2 from both sides.

The position where the airtight member 3 and the electromagnet 4 are provided is not limited to the above position, and the airtight member 3 is provided on one of the sliding door 1 and the frame 2, and the other or It suffices that one side be provided with the electromagnet 4 that projects the airtight member 3. For example, the airtight member 3 repelled by the magnetic force as described above.
Even if the electromagnet 4 and the electromagnet 4 are provided on the frame 2 side, the gap can be similarly closed. Further, the airtight member 3 is provided on the frame 2, and an iron plate or the like is attached to the surface of the protruding side of the airtight member 3, the electromagnet 4 is provided on the sliding door 1 side, and the attached iron plate is attracted by the electromagnet 4. It may be projected. On the contrary, the electromagnet 4 is provided on the frame 2 and the airtight member 3 is provided.
May be provided on the sliding door 1 side, and in any case, the airtight member 3
Can be projected to close the gap formed between the sliding door 1 and the frame 2.

Further, in this embodiment, a switch is provided which controls the electromagnet 4 in accordance with the closed state of the sliding door 1 and causes the airtight member 3 to project.

Specifically, when the electromagnet 4 is provided on the side of the sliding door 1, a switch for turning on the electromagnet 4 corresponding to the closed state of the sliding door 1 is a handle switch S, and a handle 7 of the sliding door 1 is provided.
It is provided in. When the handle 7 is being operated, the electromagnet 4 is off and the airtight member 3 is housed on the sliding door 1 side. Since the airtight member 3 is not in contact with the frame 2, the sliding door can be opened and closed smoothly. Then, when the sliding door 1 is closed and the hand is released from the handle 7, the electromagnet 4 works, the airtight member 3 projects and is pressed against the frame 2 side, and the gap between the sliding door 1 and the frame 2 can be closed. .

When the electromagnet 4 is provided on the side of the frame 2, a switch for turning on the electromagnet 4 corresponding to the closed state of the sliding door 1 is provided on the side of the frame 2 with which the sliding door 1 abuts. Also in this case, when the sliding door 1 is closed, the electromagnet 4 works, the airtight member 3 projects and abuts on the end surface of the sliding door 1,
The gap between the sliding door 1 and the frame 2 can be closed. Sliding door 1
When the door is not completely closed, the airtight member 3 is housed on the frame 2 side, and the sliding door 1 can be opened and closed smoothly.

The second embodiment will be described below with reference to FIGS. 5 to 3 are schematic cross-sectional views showing the operation of this embodiment, wherein (A) shows the sliding door 1 in the non-closed state and (B) shows the sliding door 1 in the closed state. Further, FIG. 5 is a sliding door, FIG. 6 is two sliding doors, and FIG.
Shows the case of three sliding doors, respectively. FIG.
6A and 6B are more detailed schematic cross-sectional views showing the operation of the same embodiment, where FIG. 6A shows the sliding door 1 in a non-closed state, and FIG.

This embodiment corresponds to the sliding door 1 shown in the first embodiment.
Is a sliding door or a sliding door. And sliding door 1
The airtight member 3 protruding toward the opposite surfaces in the closed state of
The sliding doors 1 are provided at opposite edges.

FIG. 5 shows a case of a single sliding door. The right end portion of the sliding door 1 in the drawing is a door contact portion, and an airtight member 3 protruding by an electromagnet 4 is provided outside the end surface. Further, an airtight member 3 is provided at the left end portion in this figure so as to project toward the sleeve wall surface 8 in which the sliding door 1 is housed by the electromagnet 4. And this handle 7 to handle 7
A grip switch S is provided for turning off the electromagnet 4 when it is grasping and turning on the electromagnet 4 when it is separated.
Therefore, as shown in (A), while the grip 7 is being gripped and the sliding door 1 is being moved, the electromagnet 4 is turned off and the airtight member 3 does not project, so that the sliding door 1 can be smoothly moved. You can Further, as shown in (B), when the sliding door 1 is completely closed and the hand is released from the handle 7, the electromagnet 4 is turned on, the airtight member 3 projects, and a gap is formed between the facing surfaces. It is closed and the airtightness of the room is obtained.

FIG. 6 shows the case of two sliding doors, and the left and right door contact portions in this figure are exactly the same as those shown in FIG. An airtight member 3 protruding by an electromagnet 4 is provided at an edge of each of the sliding doors 1 facing each other when the sliding doors 1 are closed.

FIG. 8 shows the details of the edge portion of such a sliding door 1. In this figure, B indicates a battery that drives the electromagnet 4, and S indicates a handle switch provided on the handle 7. Further, C indicates a passive switch. The handle switch S and the passive switch C are the battery B
And the electromagnet 4 are connected in parallel in the circuit.

The passive switch C is turned on when the protruding airtight member 3 contacts the surface on which the passive switch C is provided. That is, in a state where the handle 7 is being grasped and the sliding door 1 is being closed, the passive switch C is open and is off.
When the sliding door 1 is completely closed and the handle 7 is released, the handle 7
The electromagnet 4 is turned on and the airtight member 3 is repelled and protruded by the handle switch S provided on the. The protruding airtight member 3 contacts the sliding door 1 on the opposite side and acts on the passive switch C to turn on the passive switch C, the electromagnet 4 is turned on, and the airtight member 3 of the sliding door 1 also projects. In addition, the airtight member 3 of the door stop is also controlled by the handle switch S and the passive switch C of these handles 7.
It is configured to work together at the same time.

FIG. 7 shows a case where three sliding doors are further used. In this case, both side end portions of the sliding door 1 in the middle serve as opposed edges in the closed state.

In the sliding door as described above, the sliding door 1
Is closed, the airtight member 3 is projected even at the opposite edges of the sliding doors 1 to close the gap, and a more completely sealed indoor space can be obtained. Moreover, when moving the sliding door 1 by grasping the handle 7,
The handle switch S is turned off, the airtight member 3 does not come into contact with the opposite sliding door 1, and at the same time, the airtight member 3 does not project from the sliding door 1 on the opposite side, so that the sliding door 1 can be smoothly moved. Is.

[0035]

According to the first aspect of the invention, the gap between the sliding door and the frame in which the sliding door is arranged can be closed by the airtight member which is projected by the electromagnet. Therefore, it is possible to secure the airtightness of the room partitioned by the sliding door in which a gap is likely to occur and to improve the sound insulation.

In such an airtight structure of the sliding door, it is possible to easily close the gap between the sliding door and the frame in which the sliding door is arranged only by using the electromagnet, and it is easy to operate without manual operation. It has become a thing.

According to the second aspect of the invention, since the switch of the electromagnet is operated with the sliding door closed, it is possible to surely close the gap in the closed state of the sliding door to obtain a closed indoor space.

In the invention according to claim 3 or 4, the sliding door can be closed and the switch can be operated to turn on the electromagnet, and the gap can be reliably closed in the closed state of the sliding door to obtain a sealed indoor space. it can.

According to the fifth aspect of the present invention, by closing the sliding door, the airtight member is projected toward the facing surface even at the sliding door edge portion, and is brought into contact with the facing surface to close the gap, It is possible to obtain a completely sealed indoor space.

[Brief description of drawings]

FIG. 1 is a perspective view showing a first embodiment of the present invention,
(A) shows a main part in which the sliding door is not closed, and (B) shows a main part in which the sliding door is closed.

FIG. 2 is a front view of the sliding door according to the embodiment.

FIG. 3 is a schematic vertical sectional view showing the operation of the above embodiment,
(A) shows a non-closed state of the sliding door, and (B) shows a closed state of the sliding door.

FIG. 4 is another schematic vertical cross-sectional view showing the operation of the above embodiment, (A) showing a non-closed state of the sliding door, and (B) showing a closed state of the sliding door.

FIG. 5 is a schematic cross-sectional view showing the operation in the case of a single sliding door according to the second embodiment of the present invention, (A) showing a non-closed state of the sliding door,
(B) shows the closed state of the sliding door.

FIG. 6 is a schematic cross-sectional view showing an operation in the case of two sliding doors in the same embodiment, (A) showing a non-closed state of the sliding door, and (B) showing a closed state of the sliding door.

FIG. 7 is a schematic cross-sectional view showing an operation in the case of three sliding doors in the same embodiment, (A) showing a non-closed state of the sliding door, and (B) showing a closed state of the sliding door.

FIG. 8 is a more detailed schematic cross-sectional view of essential parts showing the operation of the above embodiment, (A) showing a non-closed state of the sliding door, and (B) showing a closed state of the sliding door.

[Explanation of symbols]

 1 Sliding Door 2 Frame 3 Airtight Member 4 Electromagnet 5 Door Roller 6 Runner 7 Handle 8 Sleeve Wall

Claims (5)

[Claims] 1. An airtight member is provided on either the sliding door or the frame, and the airtight member is interposed between the sliding door and the frame in which the sliding door is arranged, and the other airtight member is projected on the other or one side. An airtight structure for a sliding door provided with an electromagnet, wherein an airtight member is provided at least on the upper end side or the lower end side of the sliding door or the frame. 2. The airtight structure for a sliding door according to claim 1, further comprising a switch for controlling an electromagnet and projecting an airtight member corresponding to a closed state of the sliding door. 3. An airtight structure for a sliding door according to claim 2, wherein an electromagnet is provided on the sliding door side, and a switch for turning on the electromagnet is provided on a handle of the sliding door in response to a closed state of the sliding door. 4. The airtightness of the sliding door according to claim 2, wherein the electromagnet is provided on the frame side, and a switch for turning on the electromagnet corresponding to the closed state of the sliding door is provided on the frame side with which the sliding door abuts. Construction. 5. The sliding door is a single sliding door or a sliding door, and an airtight member protruding toward opposite surfaces in a closed state of the sliding door is provided at a corresponding edge portion of each sliding door. The airtight structure of the sliding door according to any one of Items 2 to 4.