JP2002357061A - Packing for door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a packing for a door capable of surely forming a seal between the door and a door frame for the hinge-mounted door. SOLUTION: In the packing 10 for the door installed to the door and one of the door frame so as to form the seal between the door and the door frame when the door is closed, the packing has a base section 12 secured to the door and a mounting section set up to one of the door frame, an abutting section 16 with a slender contact surface 14 brought into contact with the door and the other abutting surface of the door frame in a sealing manner and a connecting section 18 formed of a flexible material connecting the base section and the abutting section, and the contact surface is inclined and arranged in the cross direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door packing, and more particularly to a door packing capable of forming a soundproof or airtight seal between a door and a door frame.

[0002]

2. Description of the Related Art A door packing is known which is used together with a heat insulating door, a soundproof door, and the like attached to a door frame by a hinge member, and forms a soundproof or airtight seal between the door and the door frame when the door is closed. . As such a packing, there is a crimping member (packing) used for a steel door as described in JP-A-7-265611. The crimping member is attached to the door frame so as to form a seal along the four sides of the door outer periphery when the door is closed, and a base portion on the base end to be fitted into a recess (groove) formed in the door frame. (Fixed portion), and a contact surface formed of a thin plate-shaped magnet disposed on the distal end side. When the door is closed, the surface (contact surface) of the thin plate-shaped magnet comes into close contact with the outer edge of the door surface, forming a hermetic seal between the door and the door frame, ensuring heat insulation and soundproofing. I have.

[0003]

When a door on which such a packing is mounted is closed, the side of the door (that is, the side farthest from the hinge member) is closed.
Since the door surface approaches the thin plate-shaped magnet from a direction substantially perpendicular to the surface of the magnet, the thin plate-shaped magnet is securely attracted to the door surface.

However, on the side of the door from which the door is suspended (ie, the side closest to the hinge member), the door surface is
At a shallow angle to the surface of the thin plate-shaped magnet, that is, approaching the magnet from the lateral direction, the corner of the door pushes the magnet to the side, and the contact surface of the magnet properly touches the door surface. It cannot be adsorbed, and there is a problem that the hermetic seal may be lost at this portion, and heat insulation and soundproofing may not be secured.

SUMMARY OF THE INVENTION The present invention has been made in consideration of the above problems, and has as its object to provide a door packing capable of reliably forming a seal with a door frame of a hinged door. .

Another object of the present invention is to provide a door mounting structure in which a seal is reliably formed between a hinged door and a door frame.

[0007]

SUMMARY OF THE INVENTION According to the present invention, there is provided a door packing attached to one of a door and a door frame so as to form a seal between the door and the door frame when the door is closed. A base portion attached to an attachment portion provided on one of the door and the door frame, and a contact portion having an elongated contact surface that sealingly contacts the other contact surface of the door and the door frame; A door packing is provided, comprising a connecting portion formed of a flexible material for connecting the base portion and the contact portion, wherein the contact surface is arranged to be inclined in the width direction. .

According to the present invention having such a configuration,
Since the contact surface that comes into contact with the door or door frame is inclined, when used on the hanging side of the door, the contact surface should be such that the direction in which the door (or door frame) surface approaches is low. If you place a door (or door frame),
In particular, the corner portion does not push the contact portion having the contact surface to the side. As a result, the contact surface reliably contacts (abuts) the door surface, and a hermetic seal is formed.
Furthermore, since the connecting portion connecting the base portion and the contact portion is formed of a flexible member, when the door is completely closed, the contact surface is substantially parallel to the surface of the door (or door frame). It is kept in a state and is in close contact with it.

According to a preferred aspect of the present invention, the connection portion connects the base portion and the contact portion such that the contact surface is inclined in the width direction. Further, in another preferred aspect, the connection portion has a hollow structure. As a hollow structure,
There is a hollow structure having a substantially circular cross section or a bellows shape.

According to another preferred aspect of the present invention, a magnetic member is disposed at the contact portion. According to such a configuration, when the door or the door frame is made of steel or the like, the contact surface surely adheres to the contact surface.

According to another preferred aspect of the present invention, the contact surface is inclined at an angle of 1 to 15 degrees with respect to a horizontal plane.

According to yet another preferred embodiment of the present invention,
The mounting portion is a groove, and the base portion is formed of a flexible material in a shape and a shape that can be fitted in the groove.
According to such a configuration, the packing can be attached by an extremely simple operation of fitting into the groove.

According to another aspect of the invention, a door, a door frame, and one of the door and the door frame so as to form a seal between the door and the door frame when the door is closed. A packing attached to the door frame, wherein the door is openably and closably attached to the door frame by a hinge portion, wherein the packing located on the hanging side of the door is one of the door and the door frame. Connecting the base and the abutment with a base attached to the attachment provided in the base, an abutment having an elongate contact surface in sealing contact with the other abutment of the door and the door frame. A connection portion formed of a flexible material, wherein the contact surface is inclined so as to be lowered toward the inside of the door.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below in detail with reference to the drawings. First, with reference to FIG. 1 and FIG. 2, the configuration of packing for a door according to a first embodiment of the present invention will be described. FIG. 1 is a perspective view showing an end portion of the packing 10 according to the first embodiment, and FIG. 2 is a cross-sectional view.

The packing 10 is a packing for a door attached to one of the door and the door frame such that a seal is formed between the door and the door frame when the door attached to the door frame is closed by a hinge member. It is. As shown in FIGS. 1 and 2, the packing 10 according to the first embodiment is integrally formed of a synthetic resin such as a plastic, an artificial resin, or a flexible material having elasticity such as a rubber. Is an elongated tubular member. As the plastic, for example, a thermosetting resin such as a silicone resin, a melanin resin, an epoxy resin, or a polyester resin, or a thermoplastic resin such as a vinyl chloride resin or an acrylic resin is used.
In addition, by mixing a conductive material such as carbon, tin, and silver with these flexible materials, a packing capable of electromagnetic shielding may be provided.

The packing 10 has a contact portion 16 provided with a base portion 12 provided on a base end side and an elongated contact surface 14 provided on a tip end side and hermetically contacting a contact surface of a door (or door frame). Connecting part 1 connecting base 12 and contact part 16
8 is provided.

The base 12 has a substantially rectangular tubular main body 12.
a and two pairs of plate-shaped retaining wings 12 extending outwardly obliquely upward from both side surfaces of the main body 12a.
b, 12b. Packing 1 of this embodiment
At 0, the length between the tips of the left and right wing portions 12b is
The width is set to be larger than the width of the groove serving as the mounting portion of the packing 10. Therefore, when the base 12 is inserted into the groove, the wing 12b is forcedly bent upward, and the wing 12b is forced into the state shown in FIG. Will be retained.

As shown in FIGS. 1 and 2, the contact portion 16 is a substantially rectangular cylindrical portion, and a long and narrow contact portion whose front surface is in sealing contact with the contact surface of the door frame. Surface 14. The contact surface 14 has an elongated rectangular shape extending over the entire length of the tubular packing 10, and is arranged at an angle α in the width direction by inclining the contact portion in the lateral direction. That is, the contact surface 14 is
Is inclined in the horizontal direction by an angle α with respect to the bottom surface (horizontal plane). In other words, the contact portion 16 is arranged such that one long side of the contact surface 14 is lower than the other long side.
The inclination angle α of the contact surface 14 is appropriately set in consideration of the usage state of the packing 10,
Degree is preferable. In this embodiment, α is set to about 8 degrees. In addition, a quadrangular prism-shaped magnetic member 20 is inserted inside the contact portion 16.

The connecting portion 18 is a cylindrical portion disposed between the base portion 12 and the contact portion 16 and having a substantially circular (particularly heart-shaped) cross-sectional shape. Packing 10 of the present embodiment
In the embodiment, the connecting portion 18 connects the base portion 12 and the contact portion 16 such that the contact surface 14 is inclined in the width direction. That is, the connecting portion 18 connects the contact portion 16 and the base 12 in a state in which one end (the left end in FIG. 2) of the contact portion 16 is high and the other end (the right end in FIG. 2) is low. It has a shape to connect. Further, since the connecting portion 18 has a hollow structure and is formed to have a small thickness, it is easily deformed. Therefore,
In the packing 10 of the present embodiment, the direction of the contact surface 14 formed on the contact portion 16 and the relative position with respect to the base 12 can be easily changed.

Next, a method of using the packing 10 will be described. FIG. 3 is a schematic perspective view showing the door frame 22 to which the packing 10 is attached.

As shown in FIG. 3, the door frame 22
Is a square frame, and a door 26 is attached by a hinge member 24 so as to be freely opened and closed. Door 26
Is a heat insulating or soundproof door made of steel in which a heat insulating material or a soundproofing material is accommodated. The door frame 22 is also a heat-insulating or soundproof door frame.

When the door 26 is closed, the surface 28 of the door 26 is closed.
The part of the door frame 22 where the peripheral edge (contact surface) of
A groove 30 serving as a mounting portion for the packing is formed.
The groove 30 extends over the entire circumference of the door frame 22. The packing 10 is mounted in the groove 30 (FIGS. 4 to 6). The packing 10 is arranged in the groove 30 such that the contact surface 14 is inclined inward of the door 26. When the door 26 is completely closed, the magnetic member 20 in the contact portion 16 is magnetically attracted to the surface of the door 26, and the contact surface 14 is
Groove 3 so as to be in close contact with the outer edge (contact surface) of surface 28 of
0.

As described above, in the packing 10, since the contact surface 14 is arranged on the base 12 so as to be inclined in the lateral direction with respect to the bottom surface, the packing 10 is placed such that the lower side of the contact surface 14 is located inside the door. 10 and disposing the packing 10 in the groove 30 with the contact surface 14 inclined so as to become lower toward the inside of the door 26 by completely pushing the base 12 into the groove 30. Can be.

In mounting the packing 10, the grooves 3
The four packings 10 cut according to the length of each side of 0 may be fitted into the grooves 30 respectively, or both ends of the cut four packings may be cut at 45 degrees, and the cut surfaces are welded. Alternatively, a quadrangular frame-shaped packing may be formed by bonding, and this may be fitted into the groove 30.

The door 26 and the door frame 22 are provided with means (not shown) for keeping the door 26 closed, means for opening and closing the door (knobs and the like), and the like.

Since the groove 30 extends over the entire periphery of the door frame 22 as described above, the gap between the door 26 and the door frame 22 is completely closed by the packing 10 when the door 26 is completely closed. The door 26 and the door frame 22
And a hermetic seal is formed between them.

Next, referring to FIG. 4 to FIG.
The operation of the packing 10 when the packing 6 is closed will be described. 4 is a cross-sectional view taken along the line IV-IV in FIG. 3, FIG. 5 is a cross-sectional view similar to FIG. 4 in a state immediately before the door 26 closes, and FIG. FIG. 5 is a sectional view similar to FIG. 4 in a state where a seal is formed between a door 26 and a door frame 22.

When the door 26 turns from the open state shown in FIGS. 3 and 4 around the hinge member 24 in the closing direction indicated by the arrow A, immediately before the door 26 is completely closed, 5
As shown in the figure, the corner 26a on the hanging side of the door 26
Contact the packing 10 on the hanging side. At this time, since the packing 10 is inclined such that the contact surface 14 becomes lower toward the inside of the door 26, the corner 26 a on the hanging side of the door 26 may hit the side surface of the contact portion 16. Instead, it hits the contact surface 14 as shown in FIG.

When the door 26 is further rotated, the entire surface of the contact surface 14 comes into contact with an area adjacent to the corner 26a on the hanging side of the door 26 (FIG. 6). At this time, since the magnetic member 20 in the contact portion 16 attracts the steel door 26, the contact surface 14 is completely brought into close contact with the surface 28 of the door 26, and there is a gap between the door 26 and the door frame 22. , A hermetic seal is formed.

Further, as described above, the connecting portion 18 has a hollow structure and is formed to be thin and easily deformed, and the direction of the contact surface 14 formed on the contact portion 16 and the base portion 12
Relative to the contact portion 16 can be easily changed.
Can be easily and reliably shifted from the position of FIG. 5 to the position of FIG.

The present invention is not limited to the embodiments described above, and various changes and modifications are possible within the scope of the matters described in the claims.

In the above embodiment, the packing 10 having the inclined contact surface 14 is attached to all of the grooves 30 of the door frame 22, but the packing 10 having the inclined contact surface 14 is fitted only to the groove 30 on the hanging side. Alternatively, a packing in which the contact surface 14 is not inclined may be fitted in the groove of the other portion.

In the above embodiment, the groove 30 is formed on the door frame 22 side and the packing 10 is fitted. However, a configuration is also possible in which a groove is formed on the outer edge of the door surface and the packing 10 is fitted into this groove. Good. Also in this case, the packing 10 in which the contact surface 14 is inclined may be fitted only in the groove on the hanging side, and the packing in which the contact surface 14 is not inclined may be fitted in the other groove.

Further, the packing of the present invention is not limited to the packing 10 of the above-described embodiment. For example, the packings 40 and 50 having a cross-sectional shape as shown in FIGS. Is also good.

Further, in the above embodiment, the magnetic member 20 is arranged in the contact portion 16, but the magnetic member 20 may be omitted as long as the contact surface 14 can be in close contact with the door or door frame. Further, the packing 10 may be formed from a plurality of members instead of being integrally formed.

[0036]

According to the present invention, there is provided a door packing capable of reliably forming a seal between a hinged door and a door frame.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an end of a packing according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view of the packing according to the first embodiment of the present invention.

FIG. 3 is a schematic perspective view showing a door frame to which the packing according to the first embodiment of the present invention is attached.

FIG. 4 is a sectional view taken along the line IV-IV in FIG. 3;

FIG. 5 is a sectional view similar to FIG. 4 in a state immediately before the door is closed.

FIG. 6 is a sectional view similar to FIG. 4 with the door completely closed and a seal formed between the door and the door frame.

FIG. 7 is a sectional view of a packing according to another embodiment of the present invention.

FIG. 8 is a sectional view of a packing according to another embodiment of the present invention.

[Explanation of symbols]

 10: Packing 12: Base 14: Contact surface 16: Contact portion 18: Connection portion 22: Door frame 26: Door

Claims (7)

[Claims] 1. A door packing attached to one of the door and the door frame so as to form a seal between the door and the door frame when the door is closed. A base portion attached to the provided attachment portion; a contact portion provided with an elongated contact surface that sealingly contacts the other contact surface of the door and the door frame; and the base portion and the contact portion can be connected. And a connecting portion formed of a flexible material, wherein the contact surface is arranged to be inclined in the width direction. 2. The packing for a door according to claim 1, wherein the connection portion connects the base portion and the contact portion such that the contact surface is inclined in a width direction. 3. The connection part according to claim 1, wherein the connection part has a hollow structure.
Or the packing for doors of 2. 4. The packing for a door according to claim 1, wherein a magnetic member is disposed at the contact portion. 5. The method according to claim 1, wherein the contact surface is 1 to 1 with respect to a horizontal plane.
2. The method according to claim 1, wherein the inclination is at an angle of 5 degrees.
The packing for doors according to any one of claims 4 to 4. 6. The mounting portion according to claim 1, wherein the mounting portion is a groove, and the base portion is formed of a flexible material to have a dimension and a shape that can be fitted in the groove.
Packing for doors according to item. 7. A door comprising: a door; a door frame; and a packing attached to one of the door and the door frame to form a seal between the door and the door frame when the door is closed, A door mounting structure in which a door is openably and closably mounted on the door frame by a hinge portion, wherein a packing located on a hanging side of the door is mounted on a mounting portion provided on one of the door and the door frame. Formed of a flexible material for connecting the base and the abutment, the abutment having an elongated contact surface for sealingly contacting the other abutment surface of the door and the door frame, and the base and the abutment. And a connecting portion, wherein the contact surface is arranged so as to be inclined so as to become lower toward the inside of the door.