JPH0735678U - Door stop device - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a door stop device which does not easily come off from the fitting groove. A door-stop device 1 is fitted into the fitting groove 2 of a mounting body 3 having a fitting groove 2 and elastically springs on two inner surfaces 8 and 9 of the fitting groove 2 which face each other. The abutting portions 4 and 5 that come into contact with each other, the telescopic portions that are continuous with the abutting portions 4 and 5 and that can expand and contract in the directions in which the abutting portions 4 and 5 move toward and away from each other, and A substantially C-shaped door contact portion 16 protruding outward from the joint groove 2 is made of synthetic resin and is integrally formed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a door stop device provided for preventing displacement of a door that is provided to be openable / closable when it comes into contact with furniture or a wall of a building, for example.

[0002]

[Prior art]

 A typical prior art is shown in simplified form in FIG. For example, an opening 42 used as a passage or the like is formed in a partition wall 41 of a building, and an inner frame of the partition wall 41 facing the opening 42 has a gate-shaped fitting frame serving as a fixing frame as an attachment body. 43 is fixed. The fitting frame 43 is formed with a fitting groove 44 facing the opening 42 and extending in the longitudinal direction of the fitting frame 43 (the direction perpendicular to the paper surface of FIG. 5). A pair of substantially L-shaped contact portions 45a and 45b are fitted in the fitting groove 44, and both side portions 46a and 46b in the width direction (vertical direction in FIG. 5) of the fitting groove 44 are mutually The inner surfaces 47a, 47b facing each other resiliently contact. The end portions 48a and 48b of the contact portions 45a and 45b, which are closest to each other, are separated by a groove 49, which is a gap. A substantially C-shaped door-contact main body 50 is integrally formed with these abutting portions 45a and 45b. Decorative sheets 54 and 55 are attached to the inner peripheral edge 51 of the door contact main body 50 which faces the opening 42 and the surface 53 which faces the inner space 52 which is the inner side of the partition wall 41. A packing 58 made of an elastic material is fixed to the front surface 57 with both ends in the width direction (left and right direction in FIG. 5) in close contact with the surface 57. A hinge 59 elastically abuts the peripheral edge of the door 60 around the vertical axis of rotation with respect to the packing 58, and thus shuts off the internal space 52 and the external space 56. Is configured to get.

[0003]

[Problems to be solved by the device]

 In such a prior art, since the groove 49 is interposed between the abutting portions 45a and 45b, when the door 60 comes into contact with the door-contact main body 50 with a large force, the door 60 on the side where the door 60 abuts. The one contact portion 45b is elastically displaced in the direction of approaching the other end contact portion 45a, and the one side portion 46b is separated from the inner surface 47b of the fitting groove 44, so that the entire door-contact device. There arises a problem that is separated from the fitting groove 44.

Therefore, an object of the present invention is to provide a door-stopping device that does not easily come off the fitting groove due to the contact of the door.

[0005]

[Means for Solving the Problems]

 According to the present invention, the abutment which fits in the fitting groove 2 of the mounting body 3 having the fitting groove 2 and elastically abuts on the two inner surfaces 8 and 9 of the fitting groove 2 facing each other. The contact portions 4 and 5 are integrally formed with a telescopic portion 14 that is continuous with the contact portions 4 and 5 and that is expandable and contractable in a direction in which the contact portions 4 and 5 approach and separate from each other. The door-stopping device is characterized in that the door-stop portions 16 having a substantially C-shape projecting outward from the fitting groove 2 are integrally formed on the members 4 and 5.

[0006]

[Action]

 According to the present invention, the door stop device fits in the fitting groove of the mounting body having the fitting groove, and elastically abuts against two inner surfaces of the fitting groove facing each other. And a stretchable portion that is continuous with each contact portion and that can expand and contract in the direction in which the contact portions move toward and away from each other, and each contact portion has a substantially C-shape that projects outward from the fitting groove. The door stop is integrally formed.

The two contact portions and the expandable portion are fitted in the fitting groove, and the door contact portion projects outward from the fitting groove. In this state, since the elastic portions are elastically displaced in the direction in which the contact portions approach each other, the elastic recovery force of the elastic portions causes the contact portions to move into the fitting groove. It elastically contacts the inner surface. In such a state, the door stop device is attached to the attachment body by being prevented from coming off, so that each contact portion can be elastically brought into contact with the inner surface of the fitting groove with a large force. Therefore, even if the door comes into contact with the door stop, the contact parts are not easily deformed in the direction in which they come close to each other and are not displaced in the fitting groove. be able to.

[0008]

【Example】

 FIG. 1 is a horizontal sectional view of a door stop device 1 according to an embodiment of the present invention. The door-contact device 1 is basically a substantially C-shaped door-contact part 16 and a pair of substantially L-shaped contact parts 4, 5 which are integrally formed so as to be continuous with both ends of the door-contact part 16. And a flexible decorative sheet 70 attached to the outer surface of the door contact portion 16, and a packing 18 having a base end fixed to a front surface 17 on one side of the door contact portion 16 on the external space 13 side. It includes a V-shaped stretchable portion 14 that is continuous with the contact portions 4 and 5 and that projects into the internal space 15.

The abutting portions 4 and 5 and the expansion / contraction portion 14 are fitted into the fitting groove 2 of the mounting body 3 such as an outer frame of a door having the fitting groove 2. The pair of abutting portions 4 and 5 are fitted into the fitting groove 2, and both side portions 6 and 7 in the width direction (vertical direction of FIG. 1) of the abutting portions 4 and 5 are opposed to each other on the inner surfaces 8 and 6. 9 abutting elastically. A plurality of locking claws 10a and 10b extending along the longitudinal direction (direction perpendicular to the paper surface of FIG. 1) are formed on the both side portions 6 and 7. The locking claws 10a and 10b are formed so as to protrude toward the inner space 12 and the outer space 13 as they approach the opening 11. The expansion / contraction part 14 is interposed between the contact parts 4 and 5 and is formed integrally with the contact parts 4 and 5. The thickness of the expansion / contraction portion 14 indicated by reference numeral T1 is formed thinner than the thickness of the contact portions 4, 5 indicated by reference numeral T2. A substantially C-shaped door contact portion 16 is integrally formed with the contact portions 4 and 5. The door stop 16, the two contact portions 4, 5 and the expansion / contraction portion 14 are formed in a closed loop shape.

A packing 18 made of an elastic material is provided on a surface 17 of the doorstop 16 facing the external space 13 and a base end 19 on the side of the opening 11 is provided on the surface 1 of the doorstop 16 on the external space 13 side. It is fixed at 7. The vicinity of the free end portion 20 of the packing 18 is bent from the base end portion 19 to the mounting body 3 side by bending at a substantially right angle, and extends from the base end portion 19 to the mounting body 13 side at a substantially right angle 17 The surface 17 Are spaced apart from each other by a distance L1.

By inserting the abutting portions 4 and 5 into the fitting groove 2 in a state of being close to each other and releasing the pressed state, the abutting portions 4 and 5 are brought close to each other against the elastic force of the expanding and contracting portion 14. The abutting portions 4 and 5 that have been separated are separated from each other, so that the locking claws 10a and 10b are in mesh with the inner surfaces 8 and 9 in the fitting groove 2. In this way, the door stop portion 16 is prevented from coming out of the fitting groove 2 by a large frictional force that prevents the contact portions 4 and 5 from being displaced in the direction of coming out of the fitting groove 2. Suitable materials for the door contact portion 16, the contact portions 4, 5 and the expansion / contraction portion 14 are, for example, thermoplastic resins such as hard vinyl chloride and ABS resin. Further, as the material of the packing 18, for example, soft vinyl chloride or the like is suitable.

FIG. 2 is a horizontal cross-sectional view showing a state where the door stop device 1 of the embodiment shown in FIG. 1 is attached to a partition wall 21 of a building. The partition wall 21 of the building has an opening 11 used as a passage or the like. The material of the partition wall 21 is a material generally used as a wall material, and is, for example, wood, stone, concrete or the like. A gate-shaped mounting body 3 is fixed to the inner peripheral portion of the partition wall 21 facing the opening 11. A fitting groove 2 is formed in the mounting body 3 so as to face the opening 11 and extend in the longitudinal direction of the mounting body 3 (the direction perpendicular to the paper surface of FIG. 2). The fitting device 1 is fitted into the fitting groove 2 as shown in FIG.

The other fitting groove 23, which faces the fitting groove 2 through the opening 11, is provided on the inner peripheral portion of the mounting body 3 which faces the opening 11 and extends in the longitudinal direction (perpendicular to the paper surface of FIG. 2). It is provided. A door stop device 25 having a symmetrical cross-sectional shape to the mounting device 1 shown in FIG. 1 is fitted into the fitting groove 23.

The door 31 has one end on the fitting groove 23 side of the surface 32 facing the external space 13 connected to the mounting body 3 on the fitting groove 23 side via a hinge 33. The hinge 33 includes a hinge piece 34a attached to the attachment body 3, a hinge piece 34b attached to the door 31, and a hinge pin 35 connecting the hinge pieces 34a and 34b to each other. 31 is mounted so as to be angularly displaceable around a vertical rotation axis. When the door 31 is closed, the peripheral edge of the door 31 elastically contacts the packing 18 and the internal space 11 and the external space 13 can be shut off from each other.

In such a state, since the door stop devices 1, 25 and the door 31 are attached, the contact of the door 31 causes the peripheral edge of each door contact device 1, 25, particularly on the free end side of the door 31. Even if one of the door stop devices 1 with which the parts abut, receives a large impact, it does not easily come off from the fitting grooves 2, 23, and the other end parts 20 of the packing 18 are separated from the door contact parts 16, respectively. Therefore, the impact can be mitigated.

FIG. 3 is a front view showing a state in which the door stop device of the embodiment of the present invention shown in FIGS. 1 and 2 is mounted. The gate-shaped mounting body 3 includes vertical frames 3a and 3c extending in the vertical direction (vertical direction in FIG. 3) and an upper frame 3b extending in the horizontal direction (horizontal direction in FIG. 3). Fixed to.

The door stop device 1 is fitted into a fitting groove 2 provided over the entire length on the surface 36a side facing the opening 11 of the vertical frame 3a. The door stop device 25 is fitted into a fitting groove 23 provided over the entire length on the surface 36c side facing the opening 11 of the vertical frame 3c. The door stop device 37 similar to the door stop devices 1 and 25 is fitted in the fitting groove 38 provided over the entire length on the lower surface 36b side of the upper frame 3b in the same manner as the door stop devices 1 and 25.

FIG. 4 is a horizontal sectional view schematically showing another embodiment of the present invention. The portions corresponding to those in the above-described embodiment will be described with the same reference numerals. The door stop device 39 of the present embodiment is fitted into the fitting groove 2 of the mounting body 3 having the fitting groove 2 like the door contact device 1 of the embodiment shown in FIG. The door stop device 39 is formed integrally with the contact portions 4 and 5 by projecting two V-shaped stretchable portions 40a and 40b between the contact portions 4 and 5 into the internal space 15. . Three or more such stretchable portions 40a and 40b may be formed, and the shape is not limited as long as it has stretchability.

[0019]

[Effect of device]

 As described above, according to the present invention, since the door-stop portion and the expansion / contraction portion of the door-stop device are integrally formed, the elastic recovery force of the expansion / contraction portion exerts a great force on each contact portion. It can be brought into contact with the inner surface of the fitting groove. Therefore, even if the door comes into contact with the door stop, each contact does not easily deform in the direction in which they come close to each other and shift in the fitting groove. be able to.

Further, since the expanding / contracting portion is integrally formed with the door contact portion and each contact portion, the spring force is large and the door contact portion is unlikely to come out of the fitting groove.

Further, since the stretchable portion can be made thinner than the remaining portion, the material cost can be kept low.

Further, since the expandable portion is integrally formed with the door contact portion and the contact portion, it has good moldability when extrusion molding is performed.

[Brief description of drawings]

FIG. 1 is a horizontal cross-sectional view showing a simplified door stop device according to an embodiment of the present invention.

FIG. 2 is a horizontal sectional view showing a state where the door stop device of the embodiment of the present invention shown in FIG. 1 is attached.

FIG. 3 is a front view showing a state where the door stop device of the embodiment of the present invention shown in FIGS. 1 and 2 is attached.

FIG. 4 is a horizontal sectional view schematically showing another embodiment of the present invention.

FIG. 5 is a horizontal sectional view showing a simplified conventional door-stop device.

[Explanation of symbols]

 1,37,39 Door contact device 2,23,38 Fitting groove 3 Mounting body 4,5 Abutting part 14,40 Expansion / contraction part

Claims (1)

[Scope of utility model registration request] 1. A contact member that fits into the fitting groove 2 of a mounting body 3 having the fitting groove 2 and elastically abuts against two mutually facing inner surfaces 8 and 9 of the fitting groove 2. Contact parts 4, 5
And an expanding / contracting portion 14 which is continuous with the contacting portions 4 and 5 and which is capable of expanding and contracting in a direction in which the contacting portions 4 and 5 approach and separate from each other are integrally formed. , Approximately C protruding outward from the fitting groove 2
A door-stop device, wherein the character-like door-stop portion 16 is integrally formed.