JP3498515B2 - Door hinge mounting structure for cabinets, etc. - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door hinge mounting structure in a cabinet or the like, and more particularly to a hinge for supporting a door rotatably on a front frame portion of a top plate and a bottom plate of a cabinet or the like. Regarding the structure.

[0002]

2. Description of the Related Art Conventionally, in order to rotatably install a door in a front opening of a cabinet such as a steel cabinet, a hinge is fixed to a front frame portion of a top plate and a main plate by screwing in a forward protruding state. The structure is general. In this case, the top plate and the base plate to which the hinges are attached have a top plate and a front plate that stands down at its front edge. Then, insert the attachment piece of the hinge into the horizontally long slit hole formed in the front plate of the top plate and the base plate, and screw the attachment piece to the reinforcement member while aligning it with the reinforcement member provided on the lower surface of the top plate. is doing.

However, in order to attach the hinge to the front frame of the top plate and the base plate, the through holes formed in the reinforcing member and the screw holes formed in the mounting piece are aligned with each other, and a large number of screws are screwed in in that state. Since this requires a work to be performed, positioning and screwing work are troublesome, which hinders cost reduction.

Further, since the screw hole is usually formed in a thick hinge, in order to screw the screw from below, a slit hole is formed in the side plate of the reinforcing member and the hinge mounting piece is attached to the side plate. Although it is inserted into the slit hole and runs along the upper surface of the lower surface plate of the reinforcing member, in that case, not only slit processing is required for the reinforcing member, but especially on the main plate unless the cabinet is inverted or rolled over to perform the work. I won't. In addition, the hinge attachment piece should be along the lower surface of the bottom plate of the reinforcing member and the screw and driver should be inserted through the work hole opened in the top plate so that the screws can be screwed from above without turning the cabinet over or turning it over. However, it is necessary to close this working hole after mounting.

[0005]

SUMMARY OF THE INVENTION In view of the above situation, the present invention is to solve the problem that a hinge mounting piece for rotatably supporting a door does not require screwing work, and the top plate and An object of the present invention is to provide a door hinge mounting structure for a cabinet or the like, which can be mounted on the front frame portion of the main plate in a very simple and short time only by fitting work.

[0006]

In order to solve the above problems, the present invention is a structure for attaching a hinge for rotatably supporting a door to a front frame portion of a top plate and a ground plate of a cabinet or the like. The top plate and the bottom plate have a top plate and a front plate that hangs down on the front edge of the top plate.The front plate has a lateral slit hole into which a hinge mounting piece is inserted, and the front edge of the top plate. An opening for mounting a fixing tool is formed at a side position, the fixing tool is fitted into the opening from above the top plate, and is formed to face a pair of holding portions of the fixing tool protruding below the top plate. A door hinge of a cabinet or the like in which a fitting piece of the hinge inserted from the front into the slit hole is slidably engaged with an engaging groove, and the fitting piece is engaged with a fixing tool or a top plate by a retaining means. Configured the mounting structure.

Further, a pair of openings are formed in the upper plate for inserting the respective holding portions of the fixture, and the engagement preventing hole is formed at the tip of the attachment piece of the hinge, and the engagement hole. A structure consisting of engaging claws formed by cutting and raising downward on the upper surface plate between both openings to form a retaining engagement, or forming one opening into which both holding portions of the fixture are simultaneously inserted in the upper surface plate. The retaining means includes an engaging hole formed at a tip portion of the hinge mounting piece and an engaging claw projecting downwardly between both holding portions of the fixing tool for retaining engagement with the engaging hole. It is preferable to adopt the structure

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, embodiments of the present invention will be described in more detail with reference to the accompanying drawings. FIG. 1 shows a cabinet with a door to which the present invention is applied, and FIG. 2 is a sectional view of a main part thereof,
3 and 4 show an upper hinge mounting structure, FIGS. 5 and 6 show a lower hinge mounting structure, where 1 is a cabinet,
2 is a top plate, 3 is a base plate, 4 is a door, 5 is a hinge, and 6 is a fixture. Further, the upper fixture 6 is represented by 6A, and the lower fixture 6 is represented by 6B.

The present invention has a structure for attaching a hinge 5 for rotatably supporting the door 4 to the front frame portions of the top plate 2 and the base plate 3 of the cabinet 1, wherein the top plate 2 and the base plate 3 are It has a top plate 7 and a front plate 8 which hangs down on the front edge thereof, and a front side plate 8 is formed with a laterally long slit hole 10 into which a mounting piece 9 of a hinge 5 is inserted and which is located near the front edge of the top plate 7. An opening 11 for mounting the fixture 6 is formed at the position, the fixture 6 is fitted into the opening 11 from above the top plate 7, and a pair of fixtures 6 protruding below the top plate 7 are provided. The mounting piece 9 of the hinge 5 inserted into the slit hole 10 from the front is slidably engaged with the engaging groove 13, 13 formed so as to face the holding portions 12, 12, and the mounting piece 9 is retained by the retaining means 14.
Is engaged with the fixing tool 6 or the upper surface plate 7 by retaining.

At the tip of the arm piece 15 of the hinge 5 projecting forward from the top plate 2 or the base plate 3, the tip of the L-shaped connector 16 fixed to the upper and lower ends of the door 4, The pivot shaft 17 is rotatably connected. The hinges 5 are the same on the upper and lower sides and on the left and right sides of the cabinet 1, and the connecting members 16 pivotally attached thereto are also the same.

In this embodiment, a fixture 6A for mounting the hinge 5 on the upper part of the cabinet 1 and the opening 1 are provided.
1 and the specific structure of the retaining means 14 are as follows:
Although an example different from the concrete structure of the fixture 6B for mounting the above, the opening 11 and the retaining means 14 is shown, the same structure can be adopted in the upper and lower parts.

The mounting structure will be described in more detail below. First, as shown in FIG. 2 to FIG. 4, in the upper part of the cabinet 1, a concave portion 18 which is depressed downward is formed in the upper surface plate 7 of the top plate 2, and the surrounding portion is left in the concave portion 18. To form the pair of openings 11A and 11A into which the two holding portions 12 and 12 of the fixture 6A are fitted and inserted, respectively. As the retaining means 14, an engaging hole 19 is formed at the tip of the mounting piece 9 of the hinge 5, and an engaging claw 20 is formed between the openings 11A and 11A in the recess 18 of the upper surface plate 7 downwardly. Formed by cutting and raising to the rear, and engaging grooves 13, 13 of both holding portions 12, 12.
The engaging claw 2 into the engaging hole 19 of the mounting piece 9 which is slidably engaged with
It is a structure that accepts 0 and stops it.

The fixture 6A is made of synthetic resin and integrally molded, and is received in the recess 18,
The top plate 7 of the top plate 2 has a surface plate 21 that is substantially flush with the top plate 7, and the holding portions 12 and 12 are provided on both sides of the lower surface of the top plate 21 so that the front and rear end surfaces of both holding portions 12 and 12 are provided. The holding parts 12, 1
2 is inserted into the openings 11A, 11A, and projections 22, ... that are retained and engaged with the lower surface of the opening edges are provided in a protruding manner, and the openings 11A, 11 on the opposite side of the holding portions 12, 12 are provided.
The engaging grooves 13, 13 are formed at a position lower than A. In addition, the opening 11A is provided at the base end of the holding portion 12.
To form a fitting portion 23 having a height corresponding to the thickness of the top plate 2.

In order to attach the hinge 5 to the top plate 2, first, the fixing tool 6A is inserted into the openings 11A and 11A from above the top plate 7 of the top plate 2 and the holding portions 12 and 12 are fitted into the openings 11A and 11A. In a state where the projections 22, ... Are engaged with and fitted to the lower surface of the opening edge, the attachment piece 9 of the hinge 5 is inserted into the slit hole 10 from the front of the front plate 8 to insert the engagement grooves 13 of the fixture 6A.
13. Both side edges are slidably engaged with 13, and further, the tip of the mounting piece 9 of the hinge 5 is pushed until the engaging claw 20 is engaged with the engaging hole 19 to engage with the retaining claw 20. .
At this time, the stepped portion 24 formed at the boundary between the mounting piece 9 of the hinge 5 and the arm piece 15 contacts the front plate 8 to prevent further pushing.

The hinge 5 is fixed to the top plate 2 by using a fixture 6A.
When installed on the front frame of the hinge, the hinge 5 has a slit hole 1
0 and the engaging grooves 13, 13 of the fixture 6A are restrained from moving up, down, left and right, and by the retaining means 14 being restrained from moving forward, and the step portion 24 further includes the front plate 8. The rearward movement is also restricted due to the contact with the. Further, the fixing tool 6A is prevented from being pulled out upward by the projections 22, ..., However, the attachment piece 9 of the hinge 5 is provided in both the engaging grooves 13 and 13 below the top plate 7 of the top plate 2. Due to the engagement, the upward pull-out prevention is made more firmly.

Next, as shown in FIGS. 2, 5 and 6,
In the lower part of the cabinet 1, a concave portion 25 that is depressed downward is formed in the upper surface plate 7 of the main plate 3, and the surrounding portions of the concave portion 25 are left in the concave portion 25 so that both holding portions 12, 12 of the fixture 6B are simultaneously formed. One opening 11B to be inserted is formed. Then, as the retaining means 14, the attachment piece 9 of the hinge 5 is attached.
An engaging hole 19 is formed at the tip end portion of the fixing member 6B, and an engaging claw 26 is integrally formed by projecting downwardly and rearwardly between the holding portions 12 and 12 of the fixture 6B. Engagement hole 1 of mounting piece 9 slidably engaged with mating grooves 13, 13.
9 has a structure in which the engaging claw 26 is received and prevented from coming off.

Further, the fixture 6B is the above-mentioned fixture 6
The structure is substantially similar to that of A, and is made of synthetic resin and integrally molded, and is received in the recess 25, and the upper plate 7 of the main plate 3 is received.
Has a front surface plate 21 that is substantially flush with, and the holding portions 12, 1 having a height higher than that described above on both sides of the lower surface of the front surface plate 21.
2 is provided in a protruding manner, and projections 22, which are engaged with the lower surface of the opening edge when the holding portions 12, 12 are inserted into the opening 11B are provided on the front and rear end surfaces of the both holding portions 12, 12, and The engaging grooves 13 and 13 are formed on the opposite side of the holding portions 12 and 12 and below the opening 11B, and the engaging claws 26 are further provided between the rear portions of the holding portions 12 and 12. It is a thing.

In order to attach the hinge 5 to the main plate 3, first, the fixing members 6B are fitted into the openings 11B from above the upper plate 7 of the main plate 3, and the protrusions 22 ,. The mounting piece 9 of the hinge 5 from the front side of the front plate 8 with the slit hole 10 being engaged with the lower surface of the opening edge.
, And both ends are slidably engaged with both engaging grooves 13, 13 of the fixture 6B, and further, the tip of the mounting piece 9 of the hinge 5 passes through the engaging claw 26 and engages with the engaging claw 26. Push it in until the dowel hole 19 engages, and engage the retainer. At this time, the stepped portion 24 formed at the boundary between the mounting piece 9 of the hinge 5 and the arm piece 15 contacts the front plate 8 to prevent further pushing.

Here, in the fixing tool 6A, the height of the holding portion 12 is low because the slit hole 10 is formed in the upper portion of the front plate 8 of the top plate 2, whereas the fixing tool 6A is fixed. In the tool 6B, the height of the holding portion 12 is high because the slit hole 10 is formed in the lower portion of the front plate 8 of the base plate 3, but the other basic configurations are not different between the two. The same components are designated by the same reference numerals and the description thereof will be omitted.

[0020]

As described above, the door hinge mounting structure in the cabinet or the like according to the present invention has a top plate in which openings are formed in the top plate of the top plate and the base plate, and the fixture is dropped from above and fitted. And a hinge attachment piece is inserted from the front into a horizontally elongated slit hole formed in the front plate of the main plate, and the attachment piece is slid into an engagement groove formed so as to face a pair of holding portions of a fixture projecting downward of the top plate. A hinge for rotatably supporting the door is extremely attached to the front frame portion of the top plate and the base plate only by fitting and fitting the attachment piece to the fixture or the top plate by the retaining means. It can be installed easily and in a short time.

[Brief description of drawings]

FIG. 1 is an overall perspective view of a cabinet with a door to which the present invention is applied.

FIG. 2 is a partial cross-sectional view of an essential part of the present invention.

FIG. 3 is a partial perspective view showing a structure for attaching a hinge to a top plate.

FIG. 4 shows a fixture fitted to the top plate, (a) is a front view,
(b) is a bottom view and (c) is a sectional view taken along line XX of (b).

FIG. 5 is a partial perspective view showing a structure for attaching a hinge to the main plate.

FIG. 6 shows a fixture fitted to the main plate, (a) is a front view,
(b) is a bottom view and (c) is a sectional view taken along line YY of (b).

[Explanation of symbols]

1 cabinet 2 Top plate 3 main plate 4 doors 5 hinges 6,6A, 6B Fixture 7 Top plate 8 Front plate 9 Mounting piece 10 slit holes 11, 11A, 11B opening 12 Holder 13 engagement groove 14 Means of retaining 15 arm pieces 16 Connector 17 Axis 18 recess 19 Engagement hole (prevention mechanism) 20 Engaging claw (prevention mechanism) 21 Surface plate 22 protrusion 23 Fitting part 24 steps 25 recess 26 Engaging claws (removal prevention means)

Front page continuation (58) Fields surveyed (Int.Cl. ⁷ , DB name) E05D 5/02 E05D 7/081 A47B 96 / 06,95 / 00

Claims (3)

(57) [Claims] 1. A structure for attaching a hinge for rotatably supporting a door to a front frame portion of a top plate and a bottom plate of a cabinet or the like, the top plate and the bottom plate standing on a top plate and a front edge thereof. It has a lowered front plate, and a horizontal slit hole for inserting a hinge attachment piece is formed in the front plate, and an opening for mounting a fixture is formed at a position near the front edge of the top plate, The tool is fitted into the opening from above the upper plate, and the hinge is inserted into the slit hole from the front in the engaging groove formed opposite to the pair of holding portions of the fixture projecting downward of the upper plate. A door hinge mounting structure in a cabinet or the like, characterized in that a piece is slidably engaged and the mounting piece is engaged with a fixture or an upper surface plate by a retaining means. 2. An engagement hole formed in the top plate with a pair of openings into which both holding parts of a fixture are inserted and the retaining means is formed at the tip of a hinge mounting piece, and the engagement hole. 2. A door hinge mounting structure for a cabinet or the like according to claim 1, further comprising: an engaging claw formed by cutting and raising the upper surface plate between the openings so as to prevent the engagement with the door. 3. An engaging hole formed in the top plate at the same time for inserting both holding parts of a fixture, and the retaining means is formed at the tip of a hinge mounting piece, and the engaging hole. 2. The door hinge mounting structure for a cabinet or the like according to claim 1, further comprising an engaging claw projecting downwardly between both holding portions of the fixture so as to engage with the retainer.