JPS63261897A - Cabinet - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention connects a first casing and a second casing without using a coupling means such as screws to connect a first casing and a second casing, for example, for use in a TV (television) receiver. The present invention relates to a cabinet device configured to form a cabinet.

[Summary of the Invention] The present invention provides an engaging portion on one of the end edges of openings formed in a first housing and a second housing, and an engaging portion that engages with the engaging portion on the other. A plurality of stop portions are provided respectively, and these first
In the cabinet device configured to configure, for example, a cabinet for a TV receiver by aligning the openings of the casing and the second casing and locking the engaging portion to the locking portion, By forming a plurality of claws in the engaging part to engage with and disengage from the locking part, the first casing and the second casing can be easily assembled by joining the first casing and the second casing without using a joining means such as screws. This can significantly reduce the assembly work efficiency, cost, etc., and even if an external force is applied to the cabinet and the cabinet is bent inward due to the external force, the first and second casings This prevents the casing from becoming disconnected.

[Prior Art] For example, a cabinet device is known in which a cabinet for a TV receiver is configured by joining a first housing and a second housing without using screws. This is the 14th
．． To explain specifically with reference to Figure 15, the code! A is TV
This is a synthetic resin cabinet for a television receiver, and consists of a τ-shaped bezzle (first housing) 2 and a τ-shaped rear cover (second housing) 3 that is connected to the bezzle 2 without using screws. has been done. Openings 2a and 3a having the same shape are formed on the rear side of the bezzle 2 and the front side of the rear cover 3, respectively. The upper side of the opening m 2 a of this bezzle 2? On the inner surface of the 2nd edge, the hook-shaped tip a<4a is the opening 2a.
A pair of hooks (engaging parts) 4 that protrude outward and upward
A, 4A are fixed at a predetermined interval with adhesive or the like, and this pair of hooks 4A.

A pair of hooks 5.5 whose hook-shaped tips protrude outward and downward from the opening 2a are provided at the lower edge facing 4△.
It is a complete development. Further, on the inner surface of the upper edge of the opening 3a of the rear cover 3, a stopper (locking ff1) 6A having a convex cross section that engages with the pair of hooks 4Δ, 4A of the bezel 2 is formed. In addition, a stopper (not shown) having a convex cross section and engaging with the pair of hooks 5, 5 is formed on the inner surface of the lower end stitched portion. Then, the openings 2 a and 3 of the bezel 2 and the rear cover 3
Connect the two hooks 4A and 4 to the stopper 6A on the upper side of the rear cover 3 and the hooks 4A and 4 on the two sides of the bezel 2.
By connecting the pair of hooks 5.5 on the lower side of the bezel 2 to the stopper on the lower side of the rear cover 3, the two can be connected without using screws and easily attached to the cabinet 1. It is now possible to assemble it. Incidentally, this similar structure is, for example, disclosed in U.S. Pat.
This method is disclosed in Japanese Utility Model Publication No. 21180, Japanese Utility Model Publication No. 58-11103, and the like.

[Problems to be solved by the invention]However, in the conventional cabinet device, the gear vignette 1
The bezel 2 and the rear cover 3 that make up the cabinet IA are made of synthetic resin and have low rigidity. Therefore, if an external force is applied to the upper side of the cabinet IA, which is made up of the bezel 2 and the rear cover 3, especially to the upper side of the rear cover 3, the As shown in Figure 15, the upper piece of the rear cover 3 was easily bent downward and deformed.

Due to this deformation, a large force is applied to the cabinet IA in the direction of separating the opening 2a of the bezel 2 and the opening 3a of the rear cover 3, and the end of each 1) 4A rAffh 4
a deforms in the direction (downward) of escaping from the stopper 6A as shown by the dashed-dotted line in the figure, using its base as a fulcrum, and the former Fubuku 4
Since the tip part 4a of A easily separates from the stopper 6A, there is a drawback that the connection between the inscribed bezel 2 and the rear cover 3 tends to come off.

Therefore, the present invention provides a cabinet device in which the connection between the first housing and the second tX body does not easily come off due to external force.

[Means for solving the problem] An engaging portion is engaged with one of the end edges of the openings formed in the first housing and the second housing, and the other is engaged with the engaging portion. In the cabinet device in which a cabinet is constructed by providing a plurality of locking portions, aligning the openings of the 111th body and the second casing, and locking the locking portion to the locking portion, A plurality of claw portions are formed on the portion to engage with and disengage from the locking portion.

[Action unit is constructed by combining a plurality of engaging portions provided on either one of the end edges of each opening of the seventeenth body and the second casing with a plurality of locking portions provided on the other side.] When a force is applied from the outside to the inside of the cabinet, one of the plurality of claws provided in the engaging part is locked to the locking part, and the first
The connection between the 12 bodies and the second casing never comes off.

[Example] Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

In Figure 1, the symbol ! is, for example, a synthetic resin cabinet for a TV receiver, with a τ-shaped bezel (first housing) 2
and a type 2 cover (second casing) 3 that is connected to the bezel 2 without using screws. The rear side of these bezzles 2 and the front side of the rear cover 3 are provided with openings 2a having the same shape.

3a are formed respectively. Opening 2 of this basil 2
A pair of hooks (engaging portions) 4.4 whose tips protrude outward from the opening 2a are fixed to the inner surface of the upper edge of a at a predetermined distance with adhesive or the like. A pair of hooks 5, 5 whose hook-shaped tip portions protrude outward and downward from the opening 2a are integrally formed on the lower edge portion facing the pair of hooks 4.4. In addition, the rear cover 3
A locking hole with a rectangular cross section (
A locking hole 7 is formed at the lower edge of the locking portion 6, into which the pair of hooks 5 are inserted and locked.

Each hook 4 on the upper side of the opening 2a of the bezel 2 is integrally molded with synthetic resin, and as shown in FIG.
an arrowhead-shaped hook part 11 having a pair of left and right claw parts 11a and Ila protruding from the front surface of the hook main body IO and expanding in an inverted U-shape in the horizontal direction to prevent removal. , and conical screw receiving portions I2 protruding from both sides of the hook body IO. Then, the upper surface side of this hook body 11 is connected to the opening 2a of the bezel 2.
It is fixed to the inner surface of the upper edge of the holder with adhesive or the like. In addition, convex portions 11b are formed at the locations of the hook portions 11 where each of the claw portions 11a comes into contact, to prevent whitening. These convex portions 11b prevent each claw portion 11a from being excessively elastically deformed inward.

Furthermore, a notched tapered recess 11c for temporary locking is formed on the outer circumferential surface of each claw portion 11a.

A stopper m 6 a is formed on one side wall outside the locking hole 6 at the upper edge of the rear cover 3 to prevent the claw portion 11a of the hook 4 from being pulled out.

Further, on the lower inner wall of the locking hole 7 at the lower edge of the rear cover 3, a recess 7a for locking the tip end hook of each hook 5 is formed, as shown in FIG. .

Incidentally, on the front side of the bezzle 2, there is an opening 2b for CRT.
It is formed. Further, reference numeral 8a is a screw, and 3b is a hole for inserting a screw formed in the edge of the upper side of the burr cover 3. Furthermore, the reference numeral 9 is a minus type screwdriver.

According to the cabinet device of the above embodiment, by aligning the opening 2a of the bezel 2 and the opening 3a of the rear cover 3,
Each hook part 11 of the pair of hooks 4°4 on the upper side of the bezel 2 is inserted into the pair of locking holes 6, 6 on the upper side of the rear cover 3.
When the pair of hooks 5.5 on the lower side of the bezel 2 are respectively inserted into the locking holes 7 on the lower side of the rear cover 3, one claw portion of each hook portion 11 is inserted as shown in FIGS. 3 and 5. 1
1a is elastically deformed toward the convex portion 11b side and becomes the stopper portion 6a of the locking hole 6, and the tip hook portion of each hook 5 is moved to the concave portion 7a of the locking hole 7.
are respectively locked and combined. In this way, the cabinet 1 can be easily assembled by connecting the bezel 2 to the rear cover 3 with one touch without using screws, so that the assembly workability, cost, etc. can be significantly reduced.

Furthermore, since the bezel 2 and the rear cover 3 that constitute the cabinet 1 are each made of synthetic resin and have low rigidity, an external force is applied to the upper side of the cabinet 1, especially the upper side of the rear cover 3, causing the upper part of the rear cover 3 to move downward. Deflects and deforms,
Due to this deformation, a large force is applied in the direction of separating the opening 2a of the bezzle 2 and the opening 3a of the rear cover 3. However, the pair of claw portions 11a of each hook 4,
IIa elastically deforms and expands in the direction of locking the locking hole 6.
Since the bezel 2 and the rear cover 3 are pressed against both side wall surfaces, and one of the claws 11a is securely engaged with the stopper part 6a of the engagement hole 6, the bezel 2 and the rear cover 3 are not easily disengaged from each other.

In addition, when the cabinet l has to be disassembled for maintenance inspection of the TV, etc., as shown in FIG.
When one hook 4 is inserted between one side wall surface and pressed toward the other hook portion 11a, and pulled out from the locking hole 6, as shown in FIG. The recessed portion 11c of the hook portion 11a is temporarily secured to the hook portion 6a, and the recessed portion 11c of the other hook portion 11a is temporarily secured to the corner portion of the locking hole 6, respectively. After temporarily fixing one hook 4 to one of the locking holes 6 and removing it, the other hook 4 is also removed in the same way using the screwdriver 9, so that the bezel 2 and rear cover 3 can be easily removed and disassembled. can do. At this time, as mentioned above, after temporarily fixing one hook 4, the other hook 4 is removed, so one hook 4, which has already been removed, is being removed while the other hook 4 is being removed. Then, the elastic force of the other hook part 11 returns to the original connecting position, and the claw part 11a of the other hook part 11 is again locked to the stopper part 6a of the locking hole 6, and the bezel 2 and rear cover 3 are locked together. and never close.

If, for example, one claw part 11a of the hook part 11 becomes brittle and breaks during this maintenance 9 inspection, etc., insert the screw 8 into the screw insertion hole 3b of the rear cover 3 as shown in Fig. 2.3. The bezel 2 and the rear cover 3 can be connected by inserting the screw further into the screw receiving portion 12 of the hook 4 and tightening it.

FIG. 8 shows a second embodiment. In this embodiment, the outer peripheral surface of each claw portion 11a of the hook portion 11 of the hook 4 is not formed with a notched tapered concave portion Lie for temporary locking, and the hook portion 11 of the hook 4 is not provided with a tapered concave portion Lie for temporary locking. The hook portion 11 can be easily inserted.

FIG. 9 shows a third embodiment. This embodiment's carrier cover 3
A pair of stopper portions 6a, 6a for preventing the pair of claw portions 11alla of the hook 4 from being pulled out are integrally molded on both sides of the outer side walls of the locking hole 6 at the upper edge of the hook.
The strength of the locking hole 6 and the locking of the hook 4 to the locking hole 6 are made even more reliable.

FIG. 1O and FIG. 11 show a fourth embodiment. The hook 4 of this embodiment has a pair of vertical hook portions 21a on the front surface of a housing-shaped hook body 10, each having claw portions 21a on the outside that engage with a pair of stopper portions 6a, 6a of the locking hole 6. hook part 21
．． 21 respectively, and the same functions and effects as in the sixth embodiment are achieved.

FIGS. 12 and 13 show a fifth embodiment. The hook 4 of this embodiment has a pair of horizontal hook parts 31a on the front surface of the housing-shaped hook body IO, each having claw parts 31a that engage with the pair of stopper parts 6b, 6b of the locking hole 6 on the outside. Hook part 31
．． 31, respectively, and the same functions and effects as in each of the first embodiments are achieved.

Although the above embodiments have been described with respect to a cabinet device for a TV receiver, the invention is not limited to these, and can of course be applied to, for example, a cabinet device for assembling a cabinet for electronic equipment such as a radio receiver.

Effects of the Invention As described above, according to the present invention, the first casing and the second f! A plurality of engaging portions are provided on one end edge of each opening formed in the body, and a plurality of engaging portions that engage with the engaging portion are provided on the other end, and a locking portion and a locking portion are provided in the engaging portion. A plurality of hooks are formed to engage and disengage, and the openings of the first and second casings are aligned with each other, and the engaging part is engaged with the engaging part to couple the two casings. By configuring the cabinet using the same structure, the first casing and the second casing can be easily assembled without using coupling means such as screws, and the assembly work efficiency and cost can be significantly reduced. be able to.

Further, even if an external force is applied to the cabinet and the cabinet is deflected inward by the external force, at least one of the plurality of claws of the engaging portion is reliably locked to the locking portion. The coupling between the first and second casings never comes off.

[Brief explanation of the drawing]

FIG. 1 is an exploded perspective view of a cabinet device showing an embodiment of the present invention, FIG. 2 is a perspective view of an engaging portion, FIG. 3 is a partial cross-sectional view showing a coupled state of the engaging portion, and FIG. IV-I in Figure 3
5 is a longitudinal sectional view showing the coupled state of the engaging portion, FIG. 6 is a partial sectional view showing the temporarily fastened state of the engaging portion, and FIG. 7 is a main view of FIG. 6. FIG. 8 is a diagram equivalent to FIG. 3 of the second embodiment, FIG. 9 is a diagram equivalent to FIG. 3 of the third embodiment, and FIG. 10 is a diagram equivalent to FIG. 3 of the fourth embodiment. 1+ figure is 10th
12 is a sectional view taken along the line XI-XI in the figure, FIG. 12 is a view corresponding to FIG. 3 of the fifth embodiment, FIG. 13 is a sectional view taken along the line ■-■ in FIG. FIG. 15 is an exploded perspective view and a vertical sectional view showing the same connected state. 1... Cabinet, 2... Basle (first housing),
2a... opening, 3... rear cover (second housing), 3a... opening, 4... hook (engaging part), 6... locking hole (locking part), I la, 21a, 3
1a...Claw portion. 1 lc), 2 toβ1a---77L section Fig. 6 Fig. 8 Fig. 12 Fig. 13

Claims (1)

[Claims] An engaging portion is provided on one of the edge portions of the openings formed in the first housing and the second housing, and a plurality of locking portions that engage with the engaging portion are provided on the other. In a cabinet device that configures a cabinet by aligning openings of a first housing and a second housing and locking the engaging portion to the locking portion, the locking portion is engaged with and disengaged from the locking portion. A cabinet device characterized by forming a plurality of claw parts.