JP3180506U - Hermetic door - Google Patents

Abstract

The present invention provides a hermetic door that can enhance the sound tightness and heat insulating property by improving the hermeticity between the door and the door frame and can further improve the shielding property against electromagnetic waves.
A hermetically sealed door is composed of a door and a door frame. An opening 16 is formed at the center of the door frame 14. The door rear plate 12C of the door 12 is formed to be inclined so as to approach the door front plate 12D as it approaches the door width direction front end portion 12A. On the front side corresponding to the door 12 of the door frame 14, the door upper contact portion, the door lower contact portion, the door front end contact portion 34, and the door base end abutment with which the door rear plate 12 </ b> C contacts when the door 12 is closed. A contact portion 36 is formed. The inclination angle of the door upper contact portion, the door lower contact portion, the door front end contact portion 34, and the door base end contact portion 36 is set to the same inclination angle as the door rear plate 12C of the door 12.
[Selection] Figure 1

Description

  The present invention relates to a hermetic door that can close a door by bringing the door into close contact with a door frame while having a simple structure.

Conventionally, a sealed door that can be closed in a sealed state has been widely proposed in order to enhance sound insulation, heat insulation, etc., or shield electromagnetic waves (Patent Document 1).
However, this type of conventional sealed door is provided with a pressing device on the door in order to press the door against the door frame in order to enhance the sealing performance.
For this reason, there is a problem that the structure of the door or the door frame becomes large or the structure becomes complicated and the manufacturing cost increases and the provision price increases.

JP 2003-232172 A

  The present invention has been made in view of the above-mentioned facts, and is capable of closing the door by closely contacting the door frame with a simple structure, thereby improving the sealing performance between the door and the door frame. It is intended to provide a hermetic door that can improve the properties, heat insulation properties, etc., and further improve the shielding properties of electromagnetic waves and the like.

The invention according to claim 1 is a sealed door comprising a door and a door frame, and is formed on the back side of the door and is inclined along the door width direction. And a door contact formed to be inclined at the same inclination angle as that of the door back plate so that the door back plate is in close contact with the door frame when the door is closed. It has a contact part, a door lower contact part, a door front end contact part, and a door base end contact part.
The invention of claim 2 is a hermetic door comprising a door and a door frame, and is formed on the back side of the door and approaches the door front plate as it approaches the front end in the door width direction. And the same inclination as the inclination angle of the door back plate so that the door back plate is in close contact with the door back plate when the door is closed. It has a door upper contact portion, a door lower contact portion, a door front end contact portion, and a door base end contact portion that are formed to be inclined at an angle.
The invention of claim 3 is a hermetic door comprising a slidable door and a door frame formed in a rectangular frame shape, and is formed on the back side of the door and has a front end in the door width direction. The door rear plate is formed to be inclined so as to approach the door front plate as it approaches the door, and is formed on the front side of the door frame so that the door rear plate comes into close contact when the door is closed. A door upper contact part, a door lower contact part, a door front end contact part, and a door base end contact part formed by inclining at the same inclination angle as the inclination angle of the door back plate. It is a feature.

The sealed door of the present invention can close the door closely to the door frame, so that the door and the door frame can be sealed to improve sound insulation, heat insulation, etc., or to shield against electromagnetic waves. It has an excellent effect that it can be further improved.
The sealed door of the present invention has an excellent effect that the structure is simple and the manufacturing is easy and the price of the product can be suppressed.
The hermetic door of the present invention has an excellent effect that the door can be easily closed and the door can be easily opened while being brought into close contact with the door frame.

It is a cross-sectional view of the hermetic door of the first embodiment. It is a longitudinal cross-sectional view of the airtight door of 1st Example. It is a schematic cross-sectional view which shows the relationship between the door of the airtight door of 1st Example, and a door frame. It is a schematic cross-sectional view which shows the relationship between the door of the airtight door of 1st Example, and a door frame. It is a schematic front view which shows the positional relationship of the door of the airtight door of 1st Example, and a door frame. It is a schematic cross-sectional view which shows the relationship between the door of the airtight door of 2nd Example, and a door frame. It is a schematic front view which shows the positional relationship of the door of a closed door of 2nd Example, and a door frame.

  Examples of the best mode for carrying out the invention will be described below.

1 to 5 show a first embodiment of a hermetic door according to the present invention. The sealed door shown in the first embodiment will be described by taking a sliding door type sealed door as an example.
As shown in FIG. 5, the hermetic door 10 of the present invention includes a door 12 and a door frame 14. In this embodiment, the door 12 and the door frame 14 are made of a suitable material such as metal.
The door frame 14 is fixed to the wall 2 through a fixing means in a state corresponding to a wall opening 3 formed in the wall 2 of the building 1 as appropriate, such as a factory, a research facility, a building, or a house. .
The door frame body 14 is integrally formed in a vertically long rectangular frame shape, and an opening 16 is formed at the center of the door frame body 14. The opening 16 corresponds to the wall opening 3.
As shown in FIG. 1, the door 12 is formed such that the thickness T1 of the front end 12A in the door width direction is smaller than the thickness T2 of the base end 12B in the door width direction. It is formed to be inclined so as to approach the door front plate 12D as it approaches the door width direction front end portion 12A.
As shown in FIG. 5, a handle 18 is formed on the door front plate 12 </ b> D of the door width direction front end portion 12 </ b> A of the door 12. Therefore, the door 12 can be easily slid in the left-right direction (the directions of arrows A and B in FIG. 5) by grasping the handle 18.
As shown in FIG. 2, a door hanger 20 is fixed to the door top surface portion 12E of the door 12 in an upright state. A guide groove 22 is formed in the door bottom surface portion 12F of the door 12.
As shown in FIG. 5, on the front side corresponding to the door 12 of the door frame body 14, the door upper contact portion 30 and the door lower contact portion that the door rear plate 12 </ b> C contacts when the door 12 is closed. 32, a door front end contact portion 34, and a door base end contact portion 36 are formed.
As shown in FIGS. 1 and 3, the door upper contact portion 30, the door lower contact portion 32, the door tip contact portion 34, and the door base end contact portion 36 are formed to be inclined to form a door upper contact portion. 30, the inclination angle of the door lower contact portion 32, the door front end contact portion 34, and the door base end contact portion 36 is set to the same inclination angle as the inclination angle of the door back plate 12C of the door 12.
Accordingly, as shown in FIGS. 1 to 3, when the door 12 is slid in the direction of arrow A in FIG. 5 to close the door 12, the door back plate 12C of the door 12 is closed. Is configured to smoothly abut on the door upper contact portion 30, the door lower contact portion 32, the door front end contact portion 34, and the door base end contact portion 36 of the door frame 14 in a close contact state.
When the door 12 is slid in the direction of arrow B in FIG. 5 and the door 12 is opened, the door rear plate 12C has the door upper contact portion 30 and the door lower contact portion 32 of the door frame 14 as shown in FIG. The door front end contact portion 34 and the door base end contact portion 36 can be smoothly separated from each other.
As shown in FIG. 5, the wall 2 is provided with a door suspension device cover 40 along the width direction.
As shown in FIG. 2, a door suspension 42 is fixed inside the door suspension device cover 40 along the width direction. The door hanger 20 is suspended from the door suspension 42 so as to be movable in the width direction. Therefore, the door 12 can slide in the directions of arrows A and B in FIG.
A door guide protrusion 44 is provided below the door 12. The door guide protrusion 44 is inserted into the guide groove 22 of the door 12. Therefore, when the door 12 slides in the directions of arrows A and B in FIG. 5, the door 12 is guided by the door guide protrusion 44, so that the door 12 can slide in the directions of arrows A and B in FIG. ing.

Next, the operation of the sealed door 10 of the first embodiment will be described.
When closing the door 12 door 12 located in the door pocket 4, the door 12 is slid in the direction of arrow A in FIG.
When the door 12 slides in the direction of arrow A in FIG. 5, the door rear plate 12 </ b> C of the door 12 formed to be inclined is the door upper contact portion 30 formed to be inclined of the door frame body 14, and the door lower contact. The portion 32, the door front end contact portion 34, and the door base end contact portion 36 are smoothly contacted in close contact.
The door rear plate 12C of the door 12 formed in an inclined manner and the door upper contact portion 30, the door lower contact portion 32, the door tip contact portion 34, and the door base end contact of the door frame body 14 formed in an inclined manner. When the portions 36 and 12 abut, the sealing performance of the door 12 and the door frame 14 is enhanced.
Accordingly, it is possible to further improve the sound insulation, heat insulation, and the like inside the building 1 and further improve the shielding properties such as electromagnetic waves.
In addition, since the sealed door 10 does not include a pressing device or the like for enhancing the hermeticity of the door 12 and the door frame 14, the structure is simple, the manufacture of the sealed door 10 can be facilitated, and the sealed door 10 can be easily manufactured. Can be offered at a reduced price.
In the sealed door 10, the door 12 is slid so that the door rear plate 12 </ b> C of the door 12 is brought into contact with the door upper contact portion 30, the door lower contact portion 32, the door front end contact portion 34, and the door base end abutment. Since the sealing property of the door 12 and the door frame body 14 can be increased simply by contacting the contact part 36, the sealing property can be easily improved.
As shown in FIG. 4, in the sealed door 10, when the door 12 is slid in the direction of arrow B, the door 12 that is in close contact with the door frame 14 can be smoothly separated from the door frame 14. .

6 and 7 show a second embodiment of the sealed door. Unlike the sealed door of the first embodiment, the sealed door of the second embodiment will be described by taking a single-open type sealed door as an example. In addition, the same structure as the airtight door of 1st Example uses the same code | symbol, and abbreviate | omits description.
As shown in FIG. 6, the hermetic door 50 of the second embodiment also includes a door 52 and a door frame 54. In this embodiment, the door 52 and the door frame 54 are formed of an appropriate material such as metal.
The door 52 is formed such that the wall thickness dimension T1 of the door width direction distal end portion 52A is smaller than the wall thickness dimension T2 of the door width direction proximal end portion 52B, and the door back plate 52C is formed on the door width direction distal end portion 52A. It is formed to be inclined so as to approach the door front plate 52D as it approaches.
As shown in FIG. 7, a hinge 56 is attached between the door width direction base end portion 52 </ b> B of the door 52 and the door frame 54. Thereby, the door 52 and the door frame 54 are connected, and the door 52 can be rotated in the arrow direction of FIG.
On the front side of the door frame 54 corresponding to the door 52, when the door 52 is closed, the door upper contact portion 60, the door lower contact portion 62, and the door tip contact portion 64 with which the door rear plate 52C comes into contact. A door base end abutting portion 66 is formed.
The inclination angle of the door upper contact portion 60, the door lower contact portion 62, the door front end contact portion 64, and the door base end contact portion 66 is set to the same inclination angle as the door rear plate 52C of the door 52. ing.
Therefore, when the door 52 is rotated and the door 52 is closed, the door rear plate 52C of the door 52 is connected to the door upper contact portion 60, the door lower contact portion 62, the door front end contact portion 64, and the door frame 54. The base end abutting portion 66 is smoothly in close contact with the base end abutting portion 66.
A door knob 68 is provided on the door front plate 52D near the front end 52A of the door 52 in the width direction of the door.
In addition, since another effect | action and effect are the same as the sealing door 10 of 1st Example, the description is abbreviate | omitted.

In the embodiment, the doors 12 and 52 and the door frame bodies 14 and 54 are made of a metal material. However, the doors 12 and 52 and the door frame bodies 14 and 54 are made of a metal material other than an alloy, wood, a synthetic resin material, or the like. Of course, it may be formed.
In the embodiment, no sealing material is attached to the outer peripheral surface of the doors 12 and 52 and the outer peripheral surface of the door frame bodies 14 and 54, but the outer peripheral surface of the doors 12 and 52 and the outer peripheral surface of the door frame bodies 14 and 54 are sealed. Of course, a material may be attached.

  The sealed doors 10 and 50 of the present invention can also be used for openings provided in addition to the building 1.

DESCRIPTION OF SYMBOLS 10 Sealing door 12 Door 12A Door width direction front-end | tip part 12B Door width direction base end part 12C Door back surface plate 12D Door front plate 14 Door frame 18 Handle 20 Door hanger 22 Guide groove 30 Door upper contact part 32 Door lower contact part 34 Door tip contact portion 36 Door base end contact portion 40 Door suspension device cover 42 Door suspension body 44 Door guide protrusion

Claims (3)

  A door and a door frame, a door back plate formed on the back side of the door and inclined along the door width direction; and the door frame An upper door contact portion and a lower door contact formed on the front side and inclined at the same inclination angle as the inclination angle of the door back plate so that the door back plate comes into close contact when the door is closed. And a door front end contact portion and a door base end contact portion.   A sealed door comprising a door and a door frame, formed on the back side of the door and formed to be inclined so as to approach the door front plate as it approaches the front end in the door width direction. Formed on the front side of the door back plate and the door frame, and tilted at the same tilt angle as the door back plate so that the door back plate comes into close contact when the door is closed. An airtight door comprising: a door upper contact portion, a door lower contact portion, a door front end contact portion, and a door base end contact portion.   A sealed door comprising a slidable door and a door frame formed in a rectangular frame shape, and formed on the back side of the door and as it approaches the front end of the door in the width direction of the door. A door back plate formed to be inclined so as to approach, and an inclination angle of the door back plate formed on the front side of the door frame so that the door back plate comes into close contact when the door is closed A door having a door upper contact portion, a door lower contact portion, a door front end contact portion, and a door base end contact portion, which are formed to be inclined at the same inclination angle.

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