JPH0654875U - Hinge for open / close doors such as glass doors - Google Patents

Abstract

(57) [Summary] [Purpose] The open / close door can be attached to the product display case etc. with the hinge body etc. already attached to the open / close door side of the glass door etc., and at the time of installation, the open / close door is the product display case side. Fine adjustment is possible, and the opening / closing door does not rattle even after long-term use. [Structure] A hinge main body 7 attached to an opening / closing door 3 and a receiving member 13 attachable to the hinge main body 7 so as to be movable in the lateral direction are provided, and the receiving member 13 has an opening 20a on its back side. Support shaft 24 that has a
Is provided with an annular bearing 22 having wear resistance, which is externally fitted to the support shaft 24 and can be fitted into the concave groove 20 from the opening 20a. twenty two
There is provided a plug body 25 which can be fitted and fixed in the concave groove 20 so as to hold it with the receiving member 13.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a hinge for an opening / closing door such as a glass door for attaching an opening / closing door such as a glass door to a product display case or the like.

[0002]

[Prior art]

 Conventionally, as a hinge of this kind, a pivot shaft is projected from the bottom surface of a hinge body having a substantially U shape attached to a glass door as an opening / closing door, and the pivot shaft is provided so that the glass door can be opened and closed. It was usually inserted through a bearing hole formed in a product display case.

[0003]

[Problems to be solved by the device]

 However, when attaching the glass door to the product display case using the above conventional hinges, if the hinges are attached to the upper and lower corners of the glass door in advance, the pivot shaft of each hinge will be the bearing of the product display case. There is an inconvenience that it cannot fit in the hole. For this reason, at least one of the hinges must be attached to the glass door while holding the glass door after the pivot shaft is fitted into the bearing hole of the product display case, which is poor workability. There was a flaw.

Further, it is preferable that the glass door is attached to the product display case at a predetermined position. However, when the support shaft of the hinge fixed to the glass door is fitted into the bearing hole of the product display case, it is processed. Due to the above precision error, the glass door may be misaligned with respect to the product display case, impairing the finished appearance.

Moreover, since the glass door is supported by the support shaft fitted in the bearing hole of the product display case, the bearing hole of the product display case is worn and the glass door rattles after long-term use. There was a problem.

The present invention has been made in view of the conventional problems as described above, and the opening / closing door is attached to a product display case or the like with the hinge body or the like being attached to the opening / closing door side such as a glass door in advance. In addition, the opening / closing door can be finely adjusted with respect to the product display case during installation, and a hinge for the opening / closing door such as a glass door that does not cause rattling even when used for a long period of time is provided. It is an issue.

[0007]

[Means for Solving the Problems]

 The technical means taken by the present invention to solve the above-mentioned problems are a hinge main body 7 attached to the opening / closing door 3 and a receiving member 13 attachable to the hinge main body 7 so that the hinge main body 7 can be laterally moved and adjusted. The receiving member 13 is provided with a concave groove 20 having an opening 20a on the back surface side thereof and into which a support shaft 24 projecting on the mounted body 2 side is inserted. An annular bearing 22 having wear resistance is provided which is fitted externally and can be fitted into the groove 20 through the opening 20a, and moreover, the bearing 22 is fitted in the groove 20 so as to be held by the receiving member 13. A fixable plug body 25 is provided.

The bearing 22 is preferably made of a tetrafluoroethylene resin material.

[0009]

[Action]

 In the hinge for a door such as a glass door of the present invention, when attaching the door 3 to the mounted body 2, the hinge body 7 and the receiving member 13 are attached to the door 3 in advance, and the case 2 side The bearing 22 is externally fitted to the support shaft 24. Next, the opening / closing door 3 is brought close to the mounted body 2 from the front side, the bearing 22 is fitted through the opening 20a of the receiving member 13, and then the plug body 25 is further fitted and fixed in the concave groove 20.

Further, by moving the hinge main body 7 attached to the opening / closing door 3 laterally with respect to the attached body 2, it is possible to perform fine adjustment of the gap between the opening / closing door 3 and the attached body 2, etc. it can. Further, since the bearing 22 having abrasion resistance is interposed between the hinge body 7 and the receiving member 13 and the support shaft 24, abrasion of the supporting portion of the receiving member 13 and the plug body 25 is prevented, and opening / closing There is no risk of the door 3 rattling.

[0011]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. 1 to 3 and 5, reference numeral 1 denotes a hinge attached to each of the upper and lower cutout corner portions 4 of the glass door 3 as an opening / closing door, and the pair of left and right glass doors 3 is a product to be attached. It is attached to the display case 2 via a pair of upper and lower hinges 1 so as to be openable and closable.

Next, the lower hinge 1 will be described. The hinge 1 has a hinge main body 7 made of zinc die-cast or the like, which is composed of a pair of contact plates 5 and 5a for sandwiching both front and back surfaces of the glass door 3, and one contact plate 5 has a glass door 3 and A thick portion 6 having substantially the same thickness is integrally projected. The notch 3a of the glass door 3 is engaged with the thick portion 6, and the two contact plates 5, 5a are integrally fastened and fixed by a plurality of screws 10. Numerals 11 and 11a are concave cutouts formed at the lower ends of both contact plates 5 and 5a.

Reference numeral 13 denotes a zinc die cast, stainless steel or other receiving member attached to the hinge body 7, which is a pair of retaining portions 14 and 14a located outside the contact plates 5 and 5a and retaining portions. And a connecting portion 15 connecting the portions 14 and 14a. The width L1 of the connecting portion 15 is set smaller than the width L2 of the concave cutout portions 11 and 11a of the contact plate members 5 and 5a as shown in FIG. It is provided to move laterally (horizontal direction) with respect to 7.

Reference numeral 17 is a hollow screw for fixing the receiving member 13 to the hinge main body 7. The hollow screw 17 is screwed into the retaining portion 14 on the rear surface side in the attached state, and is also in contact with the contact plate body 5 on the rear surface side. Crimped to face 18. Incidentally, the contact surface 18 is formed as a mountain-shaped inclined surface in which the groove is deepened outwards on both sides, so that the fixing of the receiving member 13 is ensured. Reference numeral 20 denotes a concave groove formed on the bottom surface side of the receiving member 13 and on the rear surface side so as to have an opening 20a in the retaining portion 14 and extending from the retaining portion 14 to the connecting portion 15. Has an arc shape, and a hooking groove 21 is formed on the inner peripheral surface thereof.

Reference numeral 22 is a cylindrical slide bearing having abrasion resistance, which is made of, for example, a tetrafluoroethylene resin material, is housed in the groove 20 of the receiving member 13, and is also a lower wall of the commodity display case 2. It is fitted onto a support shaft 24 projecting from 2b. A flange portion 22a is projectingly provided at one end of the slide bearing 22, and the flange portion 22a is slidably fitted in a retaining groove 21 of the concave groove 20.

Reference numeral 25 is a plug body made of zinc die cast or the like that is inserted into the recessed groove 20, and projections 26 that are slidably fitted in the locking grooves 21 are formed on both sides thereof. The plug body 25 has an end surface formed in an arcuate shape having the same shape as the slide bearing 22, and when fitted in the groove 20 of the receiving member 13, the slide bearing 22 is held by the receiving member 13 and its outer periphery. The surface is flush with the outer peripheral surface of the receiving member 13. 27 is a screw for fixing the receiving member 13, which is inserted from above into an insertion hole 28 provided in the retaining portion 14 and is screwed into the plug body 25. In addition, the hinges on the upper side are different in the vertical direction.

The hinge 1 according to the present embodiment has the above-described structure. Next, a case where the glass door 3 is attached to the product display case 2 will be described. First, the two contact plates 5, 5a are applied to both sides of each cutout portion of the glass door 3 via the rubber packings 30, 30a, and the two contact plates 5, 5a are fixed with screws 10. Next, the connecting portion 15 of the receiving member 13 is fitted into the concave cutout portions 11 and 11a of the corresponding plate members 5 and 5a, and the hollow screw 17 is screwed into the retaining portion 14 to attach the receiving member 13. The slide bearing 22 is externally fitted to the support shaft 24 while being temporarily fixed (see FIG. 4A).

As described above, the glass door 3 is brought close to the product display case 2 with the hinge body 7 and the receiving member 13 attached to the upper and lower portions of the glass door 3, respectively, and the slide bearings 22 are fitted in the concave grooves 20 of the upper and lower receiving members 13. Insert. When the slide bearing 22 is fitted into the receiving member 13, the flange portion 22a of the slide bearing 22 is fitted into the retaining groove 21 and has a guide function.

Further, the plug 25 is fitted into the concave groove 20. At this time, the projection 26 is fitted into the locking groove 21 of the concave groove 20 and the plug 25 is pushed. Next, the screw 27 is inserted into the insertion hole 28 of the retaining portion 14 from above, and is screwed into the stopper 25 to fix the stopper 25. Incidentally, the hinge on the upper side may be similarly performed.

Further, as shown in FIG. 4B, the hinge main body 7 is moved laterally with respect to the receiving member 13 in a state where the glass door 3 is supported by the product display case. The fine adjustment of the gap with the opening edge of the product display case 2 is performed, and the hinge main body 7 is fixed with the hollow screw 17 at the predetermined position of the glass door 3, and the installation work of the glass door 3 is completed.

Even when the hinge 1 is used for opening and closing for a long period of time, since the slide bearing 22 having abrasion resistance is interposed between the receiving member 13, the plug body 25 and the supporting shaft 24, The rattling of the glass door 3 can be preferably prevented. Further, even if the sliding bearing 22 is worn, only the sliding bearing 22 needs to be replaced, and the cost is low.

Further, since the sliding bearing 22 can prevent the pivotal support portion such as the plug 25 of the hinge 1 from being worn, the plug 25 is made of a material that is inexpensive and easy to manufacture regardless of wear resistance. There is an advantage that can be done.

The present invention is not limited to the above embodiment, and the opening / closing door is not limited to the glass door 3, and it goes without saying that it can be applied to the opening / closing door made of other materials. Further, the plain bearing 22 may be made of a synthetic resin material other than the tetrafluoroethylene resin material, a rubber material or a metal material, and the material thereof is not limited.

[0024]

[Effect of device]

 Since the hinge of the present invention is configured as described above, it is possible to install the opening / closing door with the hinge body or the like already attached to the opening / closing door. This has the advantage that the installation work can be performed easily and quickly, as compared with the case where the hinge is attached to the door.

Further, since the receiving member is provided so as to be movable laterally with respect to the hinge main body, it is possible to finely adjust the gap between the opening / closing door and the case side when installing the opening / closing door, which is extremely convenient to handle. Gives a good finished appearance.

Moreover, since the wear-resistant slide bearing interposed between the receiving member and the support shaft is provided, wear of the pivot portion can be prevented even if the hinge is used for a long period of time, and the hinge of the opening / closing door can be prevented. The rattling can be preferably prevented.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a state in which a glass door is attached to a product display case via a hinge.

3 shows an embodiment of the present invention, (a) is a bottom view of a hinge including a partial cross section, (b) is a bottom view including a cross section of the same part, and (c) is a front view including a cross section of the same part. .

FIG. 4 is a perspective view showing a state in which a glass door is attached, (a) is a perspective view of a receiving member fitted to a support shaft, and (b) is a perspective view at the time of fine adjustment.

FIG. 5 is an overall perspective view.

[Explanation of symbols]

2 ... Product display case (attached body), 3 ... Glass door (opening / closing door), 7 ... Hinge body, 13 ... Receiving member, 20 ... Recessed groove, 20
a ... Aperture, 22 ... Slide bearing, 25 ... Stopper

Claims (2)

[Scope of utility model registration request] 1. A hinge main body 7 attached to the opening / closing door 3.
And a receiving member 13 that can be attached to the hinge body 7 so as to be movable and movable in the lateral direction. The receiving member 13 has an opening 20a on its back side and is provided on the side of the body 2 to be attached. The recessed groove 20 into which the fixed support shaft 24 is inserted is formed.
A wear-resistant annular bearing 22 that is externally fitted to and can be fitted into the groove 20 from the opening 20a is provided, and
A hinge for an opening / closing door such as a glass door, which is provided with a plug body 25 which can be fitted and fixed in the groove 20 so as to hold the bearing 22 with the receiving member 13. 2. The hinge for a door such as a glass door according to claim 1, wherein the bearing 22 is made of a tetrafluoroethylene resin material.