JP2548696Y2 - Hinge with special tube - Google Patents

Description

[Detailed description of the invention] (Industrial application field) This invention is a special design that embodies decorativeness and luxury, and is used to freely open and close a partition door in an apartment house or the like to a door frame or the like. The present invention relates to a hinge having a tube.

(Prior Art) As a general hinge used for mounting various doors on a door frame so as to be freely opened and closed, as shown in FIG.
Lower blades 42, 43 are provided with upper and lower cylinders 40, 41, one of which is formed by bending one side end into a tubular shape, between which a metal or synthetic resin ring 44 is proud. , Upper and lower cylinder 4
The shaft core 45 is inserted and fitted in the outer cylinders 0 and 41 so as to be rotatable, and the dents 46 are inserted into the open ends of the upper and lower cylindrical sections 40 and 41.
47 is a screw hole used for fixing the upper and lower blade plates 42 and 43 to an object, and 48 is a hinge.

The hinge 48 is used by fixing the upper blade plate 42 to a door and the lower blade plate 43 to a door frame or the like via screw holes 47, respectively.

(Problem to be solved by the present invention) Generally, to attach a door to a door frame with a hinge 48, a shaft center
After removing the upper blade plate 42 from the 45, the upper blade plate 42 is fixed to a predetermined position of the door, and the lower blade plate 43 is fixed to a predetermined position of the door frame or the like via a screw hole 47, and fixed. The upper cylinder portion 40 is fitted to the shaft core 45 held by the lower blade plate 43 by lifting the door, but when the upper blade plate 42 is separated from the lower blade plate 43, the shaft core 45 Often, the fitted ring 44 is dropped and lost during the mounting operation, which hinders the operation.

Giboshi 46, which is used to shield the openings of the upper and lower cylinders 40, 41, presses the leg 49 against the upper and lower cylinders 40, 41 in order to prevent the hinges 48 from falling off during the mounting operation of the hinge 48. It is fitted and fixed to the ends of the upper and lower cylinders 40 and 41 by welding if necessary, but since the legs 49 of the giboshi 46 press-fit into the upper and lower cylinders 40 and 41 are short, Inevitably, it gradually loosens with the passage of time, and in addition, it has a structure that is difficult to weld, such as incomplete welding.Therefore, the hinge 46 of the lower cylinder portion 41 comes off during the operation of the hinge 48, and as the shaft core An accident may occur in which the door cannot be opened and closed even if it goes through 45.

Recently, there is a strong tendency for general taste tide to seek individuality and luxury. For example, room doors and heavy wooden doors, and parts used for the doors include hinges and handles made of heavy brass castings widely used in Europe in the past. However, such hinges have not been mass-produced and are relatively expensive and difficult to obtain.

(Means for Solving the Problems) The present invention has been made in view of such a conventional problem, and is provided with a giboshi cover locked inside and outside the upper and lower cylindrical portions. It is an object of the present invention to solve the above-mentioned problem by covering a lower cylindrical portion and, at the same time, locking a ring in which an inner ring is surrounded by a cover ring with a shaft bar fastened to the lower cylindrical portion. .

The present invention relates to a blade portion and a blade portion, which is connected to the blade portion, and a tube extension portion having a height of not more than half of the height of the blade portion is bent into a tube portion to form a tube portion. Tapered upper and lower blade plates have a head of a desired shape, and in the direction of the height of the side wall in the direction of the height of the cylindrical side wall, on the bottom of the head, protruding legs having a bore at the step of the lower surface of the head A tube case having an opening of a required length and width is inserted along a leg provided on a step on the lower surface of the head of the giboshi, and the tip of the tube case is stepped on the lower surface of the head of the giboshi. Press-fit fitting and integrated giboshi case,
From one end of the blade plate cylindrical portion to the other end provided with a taper, the opening of the cylindrical case constituting the giboshi case is aligned with the blade plate, and a leg having a bore of the giboshi is press-fitted and fitted. The end of the leg is crimped by using the tapered portion of the blade plate cylinder, and the integrated case is attached.
Lower blade plate.

Then, a ring formed by surrounding the inner ring provided with a concave portion opened on the inner surface of the peripheral wall with a cover ring having an outer diameter larger than the pipe case constituting the giboshi case, and the concave portion near the center in the height direction. The lower half part, in which knurls are engraved on the surface of a bulged part having an outer diameter slightly smaller than the inner diameter of the bore of the giboshi leg mounted on the cylindrical part of the lower blade, Using a shaft consisting of the upper half of the outer diameter smaller than the inner diameter of the leg bore of Giboshi attached to the cylindrical part of the Giboshi, after inserting the ring through the shaft, pride the ring from both sides As described above, the lower half of the shaft rod is press-fitted into the leg cavity of the lower blade plate with the giboshi case and firmly fixed, and then the shaft is inserted into the leg cavity of the upper blade plate with the giboshi case. The upper half of the rod is inserted and the upper and lower blades are rotatably held. A hinge having a special tube section.

(Operation) Since the hinge locks the ring with the shaft bar that is tightened and fixed to the lower cylinder to which the giboshi case is attached, even if the upper blade is removed from the shaft bar, the ring is lost as before. Never happen.

The fork hinge is a double lock that press-fits the legs of the giboshi provided inside the hinge to the inner surfaces of the cylinders of the upper and lower blade plates, and further crimps the lower ends of the legs with the tapered portions of the cylinders. In addition to the mechanism, since the case is provided with a structure in which the tube case is fitted and covered on the outside of the upper and lower cylindrical portions, the case does not occur as in the conventional case.

Since the hinge case and the cover ring can be formed of brass, the hinge can realize decorativeness, luxury, etc., and can be adapted to general taste tides.

(Embodiment) The present invention will be described in detail below based on an embodiment shown in FIGS. 1 to 9. 1 was formed by stamping and pressing a stainless steel plate having a required thickness together with a plurality of screw holes 2.
A blade plate portion 5 composed of a blade portion 3 and a tubular extension portion 4 connected to the blade portion 3 and having a height equal to or less than half of the height of the blade portion 3 is arranged vertically symmetrically, and the two blade portions 3 The blade members are connected by the connecting portion 6.

This blade plate member 1 forms each screw hole 7 by also seeing a dish from both sides of each screw hole 2, and furthermore, bends both tube extension portions 4, 4 to form upper and lower tube portions 8, 9. Form the upper and lower cylinders 8,9
After the taper 10 is formed by looking at the inside of the lower and upper ends of the plate, the connecting portion 6 of the two blade plates 5, 5 is cut and separated by two-dot chain lines 11, 11 ', and the upper and lower blade plates 12, 13 are separated. To form

14, the head 15 of the required height with a conical shape with a circular tip,
A step 17 having a smaller diameter than the bottom 16 projecting to the required height on the same axis as the head 15 at the bottom 16 of the head 15 and a diameter slightly smaller than the outer diameter of the upper and lower cylinders 8 and 9; This brass grain is composed of a leg portion 18 having a smaller diameter than the step portion 17 protruding to the required height on the same axis as the step portion 17 and having a diameter slightly smaller than the inner diameter of the upper and lower cylindrical portions 8 and 9. In order to give the leg 18 some resilience and to make the lower end easy to be caulked, the required diameter and depth are set on the axis of the step 17 of the head 15 and the leg 18. And a bore 19 opened at the lower end of the leg 18.

Reference numeral 20 denotes an inner diameter that is smaller than the outer diameter of the upper and lower cylindrical parts 8, 9 and can be fitted to the step part 17 and the step part 1 of the dent 13 at the height of the upper and lower cylindrical parts 8, 9.
With a height equal to the height of 7, the width of the same dimensions as the thickness of the upper and lower blades 12, 13 and the same height from one end in the height direction as the upper and lower cylinders 8, 9 This is a tube case made of brass having an opening 21 with a cut side wall.

22 is externally fitted to the step 17 of the grain 14 so as to enclose the side of the tube case 20 without the opening 21 so as to enclose the leg 18, and the contact part between the bottom 16 of the head 15 and the tube case 20 is soldered. It is a giboshi case attached and integrated.

23 has an insertion hole 25 having an inner diameter slightly larger than the outer diameter of the shaft rod 24, and a recess 26 having an opening of a required depth into which the projection 29 of the shaft rod 24 is fitted on the peripheral wall of the insertion hole 25. An inner ring 27 made of an impregnated metal made of sintered metal is pressed into and integrated with a cover ring 28 made of brass having an outer diameter slightly larger than the outer diameter of the grain case 22. is there.

The spike bar 24 is located near the center in the height direction,
26 is provided with a cutout projection 29 which is fitted into the upper and lower cylindrical portions 8 and 9, and the lower cylindrical portion 9 has a smaller diameter than the upper half portion 31 having a diameter smaller than the inner diameter of the bore 19 of the giboshi case 22. Formed in the lower half 30 to be inserted into the bore 19 of the grain case 22 attached to the bulge 32 having a smaller diameter than the upper half 31, and a knurl 33 on the surface of the bulge 32. Carved.

34 inserts the end 35 of the upper blade plate 12 connected to the upper cylinder 8 into the opening 21 of the tube case 20 and continues with the leg of
While press-fitting 18 into the inside of the upper cylinder portion 8, crimping the lower ends of the legs 18 outward toward the taper 10 of the upper cylinder portion 8, and attaching the eraser case 22 to the upper cylinder portion 8, In the same manner, after the other barrel case 22 is attached to the lower cylinder part 9, the ring 23 is placed on the upper end of the lower cylinder part 9 and the barrel case 22 with the concave portion 26 facing upward, and the knurled Insert the 33 side into the through hole 25 and fit the projection 29 into the recess 26 while
The lower half 30 is press-fitted and fixed inside the lower cylinder 9 with the shaft mounted thereon, and the shaft 24 is tightened and fixed to the lower cylinder 9 with the case 22 attached thereto, and the lower half 30 is moved upward from the lower cylinder 9. The upper cylinder portion 8 having the upper case 12 of the upper blade plate 12 fitted therein is fitted into the upper half portion 31 of the protruding shaft bar 24, and the both blade plates are held with the shaft bar 24 inside and the ring 23 being honored. This is a hinge having a special tube portion in which 12, 13 are rotatably assembled.

The hinge 34 separates the upper blade plate 12 from the shaft bar 24 at a predetermined position of the door and the lower blade plate 13 similarly to the conventional hinge.
Are fixed at predetermined positions of the door frame by screwing through the screw holes 7, respectively, and then the shaft rod 24 is inserted into the upper cylindrical portion 8 for use.

In this case, the hinge 34 is knurled on the outer periphery of the bulging portion 32.
Since the lower half 30 provided with 33 locks the ring 23 via the concave portion 26 by the projection 29 provided on the shaft rod 24 which is press-fitted into the lower cylindrical portion 9 and tightly fixed, Even if the blade plate 12 is removed from the shaft bar 24, the ring 23 is never lost as in the related art.

The fork hinge 34 is provided with the legs 18 of the giboshi 14 provided inside.
Into the upper and lower cylinders 8 and 9, and further tighten the lower end to the taper 10 side, and fit and cover the outer sides of the upper and lower cylinders 8 and 9 with the tube case 20. Since the blind case 22 is mounted by the locking mechanism of the present invention, it does not occur that the blind falls off as in the conventional case.

The fork hinge 34 can be formed of brass for the covering case 28 and the cover ring 28 of the ring 23, so that
Luxury can be realized and adapted to the general taste tide.

In the above embodiment, the upper and lower blades 12 and 13 are formed of stainless steel, but if they have the same mechanical strength and have coloring by electroplating or painting as necessary. Alternatively, instead of stainless steel, it may be formed of steel or brass.

The towel case 22 is formed of brass, but may be formed by appropriately coloring stainless steel, steel, synthetic resin, or the like instead.

For the fork ring 23, an impregnated metal made of sintered metal was used for the inner ring 27, but instead of a synthetic resin or ceramics having excellent wear resistance, a cover ring was used.
The cover ring 28 may be made of a synthetic resin having good coloring instead of the cover ring 28 made of brass.

Since the present invention has the above configuration, the following effects can be obtained.

(1) Since the upper and lower cylinders are covered by a giboshi case with a double locking mechanism, no giboshi falls off at all,
Product reliability can be improved.

(2) A shaft bar provided with a locking mechanism at the lower portion is press-fitted into the lower cylinder portion to tightly fix the shaft bar and lock the ring with the shaft bar, thereby completely preventing the ring from dropping and losing. It is extremely useful in use.

(3) The decorative case and luxury can be enhanced by the giboshi case and the double-structured ring, so that the sales can be increased in accordance with the current taste tide.

(4) Since it is easy to manufacture, it can be supplied to customers at relatively low cost.

[Brief description of the drawings]

1 to 9 show one embodiment of the present invention.
FIG. 2 shows the upper blade, FIG. 3 shows the lower blade, FIG. 3 (a) is a front view, FIG. 2 (b) is a plan view, and FIG.
Figure 5 is a pipe case, Figure 5 is a tube case, Figure 6 is a case, and each figure (a) is a front view, each figure (b) is a bottom view, Figure 7 is a ring, Figure 8 is a shaft, FIG. 9 is a hinge, and each figure (a) is a front view, each figure (b) is a plan view, and FIG. 10 is a front view of a conventional hinge. 7 Screw holes, 8 Upper cylinder part, 9 Lower cylinder part 10 Taper, 12 Upper blade plate, 13 Lower blade plate 14 Gifoshi, 15 Head, 16 ... Bottom part 17 ... Step, 18 ... Leg part, 20 ... Tube case 21 ... Opening part, 22 ... Giboshi case, 23 ... Ring 24 ... Shaft rod, 25 ... Penetration hole, 26 ... … Recess 27… inner ring, 28… cover ring, 29… projection 32… bulge 33… knurl, 34… hinge

Claims (5)

(57) [Scope of request for utility model registration] 1. A wing portion and a tube extending portion connected to the wing portion and having a height of not more than half of the height of the wing portion is bent into a tube portion to form a tube portion, and the inside of a surface where the tube portions face each other. The upper and lower blade plates provided with tapered portions have a head of a desired shape, and a leg provided with a bore in a step portion on the lower surface of the head has a cylindrical shape. A tube case having an opening of a required length and width is inserted along a leg provided on a step on the lower surface of the head of the giboshi, and the tip of the tube case is stepped on the lower surface of the head of the giboshi. The push-fit fitting integrated into the part is directed toward the other end provided with a taper from one end of the blade plate cylindrical part, and the opening of the cylindrical case constituting the draw-off case is aligned with the blade plate. The leg having a bore is press-fitted, and the end of the leg is caulked using the tapered portion of the blade plate cylinder, Top with bullet case made by conjugated -
A lower blade plate, a ring in which an inner ring provided with a concave portion opened on the inner surface of the peripheral wall is surrounded by a cover ring having an outer diameter larger than a tube case constituting the giboshi case, and a ring near the center in the height direction. A projection fitted into the recess,
Giboshi attached to the lower blade plate cylinder Lower half with knurls carved on the surface of the bulge with an outer diameter slightly smaller than the inner diameter of the bore of the leg, and Giboshi attached to the upper blade plate cylinder Using the shaft consisting of the upper half of the outer diameter smaller than the inner diameter of the leg cavity, insert the ring through the shaft and attach the ring case so that the ring can be honored from both sides. After press-fitting the lower half of the shaft rod into the leg cavity of the lower blade plate and firmly fixing it, the upper half of the shaft rod is fitted into the leg cavity of the upper blade plate with the giboshi case. A hinge having a special tube portion, wherein the hinge is inserted to hold the upper and lower blade plates rotatably. 2. A stepped portion protruding from the bottom of a cylindrical conical head, having a step having substantially the same diameter as the outer diameter of the tube of the upper and lower blades, and a step smaller than the inner diameter of the tube connected to the step. The utility model registration according to claim 1, wherein a giboshi having a large-diameter leg portion and a bore formed on the axis of the leg portion and opened at the lower end is used. Hinge with special tube. 3. A pipe case having a side wall provided with an opening having the same width as the thickness of the upper and lower blade plates and the same height as the upper and lower cylinder portions is fitted into the step of the giboshi. 3. A hinge having a special pipe part according to claim 1 or 2, wherein a giboshi case is used in which the end portion of said pipe case is integrated by an appropriate means. 4. A brass cover ring surrounding an inner ring made of an impregnated metal provided with a concave portion opened on the side of the through hole of the peripheral wall, wherein a ring having a diameter slightly larger than the outer diameter of the grain case is used. Characteristic utility model registration claims No. 1
4. A hinge having the special pipe section according to any one of claims 1 to 3. 5. A utility model registration according to claim 1, wherein a giboshi case formed of brass is used.
A hinge having the special pipe portion according to any one of the above items.