JPH1093891A - Cabinet for television receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the cabinet of a television receiver without waste pollution, which is inexpensive and is apparently desirable. SOLUTION: In the cabinet constituted of a back covert 10a and a front covert, which are formed by a steel plate installing a synthetic resin coating, the back cover 10a is constituted of a back panel 30, a top plate 31 and a base plate 32. A rim 311 is provided for the peripheral edge of the top plate 31 and a rim 321 is provided for the peripheral edge of the base plate 32. The rims 311 and 321 of the top plate 31 and the base plate 32 have flanges in an inner direction. Engaged pawls 313 and 323 engaged with the slits 303 and 304 of the flanges 301 and 302 in the back panel 30 are provided for the flanges.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a television receiver cabinet.

[0002]

2. Description of the Related Art There are various types of cabinets for television receivers, and various materials are used. Most of the molded products are made of synthetic resin, and some of them are made of wood or metal.

[0003]

However, in recent years, the problem of waste pollution has become socially important, and there has been a demand for alternatives to synthetic resin molded products.

[0004] However, wood is hardly adopted in terms of cost, and the only thing remaining is metal, which also has many problems in terms of cost and appearance.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a cabinet which is low in cost, has good appearance, and has no pollution problem.

[0006]

To solve the above-mentioned problems, a television receiver cabinet according to the present invention is formed by a front cover having a front panel, a top plate and a bottom plate, and a steel plate provided with a synthetic resin film. A back cover including a back panel, a top plate, and a bottom plate; an inward flange provided on upper and lower peripheral edges of the back panel; a rim and an inward flange following the rim on the periphery of the top plate and the bottom plate; Are provided, and the flanges of the back panel and the flanges of the top plate and the bottom plate are butted and caulked.

The back cover includes a back plate and both side plates, a top plate and a bottom plate integrally formed of a steel plate provided with a synthetic resin film, and the top plate and the bottom plate are provided with thickness margins at both ends thereof. The side edge of the margin and the upper and lower edges of the side plate can be formed by caulking on the inner surface of the cover.

The front cover is made of a steel plate provided with a synthetic resin film, and the front plate, the top plate and the bottom plate are caulked on the inner surface of the front cover.

The caulking connection has a structure in which a locking claw provided on one side is inserted into the other slit and locked. It is preferable that the locking claws and slits are arranged substantially in parallel with the front edges of the front panel, the top plate and the bottom plate.

[0010]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is an exploded view of a back cover of a cabinet. The back cover 10 is formed by punching a steel plate provided with a synthetic resin film such as a vinyl chloride resin, polyethylene, or polyester, and has side plates 12, 12 integrally provided at both ends of a back plate 11. A top plate 13 and a bottom plate 14 are integrally provided above and below the face plate 11.

The side plates 12, 12 have tapered outer edges at the upper edges and are substantially horizontal at the lower edges. The outer edges are provided with trimmings 121, 121, and at the upper and lower edges, respectively. Engagement flanges 122 and 123 are provided, and the outer sides of the flanges 122 and 123 are bent pieces 1
24 and 125, and slits 126 and 127 are provided along the bent portions of the flanges 122 and 123 and the bent pieces 124 and 125. Engaging pieces 128 and 129 are provided at both ends of the rim 121, and each of the engaging pieces 128 and 129 has an engaging hole 12.
8a and 129a are provided. Preferably, each side plate 12 is provided with a vent hole 12a.

The top plate 13 has an upwardly tapered shape, and thickness margins 131, 131 are provided on both sides thereof. Outside the thickness margin 131, the top plate 13 corresponds to the flange 122 of the side plate 12. A flange 132 is provided, and a locking claw 133 is formed on the outer edge of the flange 132.
The locking claw 133 is inserted into the slit 126 of the side plate 12 and caulked.

The top plate 13 has a border 134
Are provided at both ends of the rim 134, and bent pieces 135, 13 having the same length as the width of the thickness allowance 131 are provided.
5 are provided, and a locking claw 136 is provided at the tip of each bent piece 135. This locking claw 136
An engagement hole 128 provided in an engagement piece 128 of the side plate 12
a is caulked. In addition, top plate 1
It is preferable to provide a vent hole 13a also in 3.

The bottom plate 14 has a tapered shape that expands outward, and thickness margins 141, 141 are provided on both sides thereof. Outside the thickness margin 141, the bottom plate 14 corresponds to the flange 123 of the side plate 12. Flange 142 is provided,
A locking claw 143 is formed on the outer edge of the flange 142. The locking claws 143 correspond to the slits 127 provided in the flange 123 of the side plate 12, and the slits
7 and caulked.

Further, bent pieces 145 and 145 having the same length as the width of the thickness margin 141 of the bottom plate 14 are provided.
46 are provided. The locking claw 146 is provided on the side plate 12.
Corresponding to the engagement hole 129a provided in the engagement piece 129,
It is inserted into this hole 129a and is caulked.

In order to assemble the above-mentioned plate-like body, first, the thickness allowances 131, 131 and 14 of the top plate 13 and the bottom plate 14 are set.
1 and 141 are bent at right angles to the top plate 13 and the bottom plate 14, respectively, and the flanges 132, 132 and 14 are further bent.
2 and 142 are bent at right angles to the thickness allowances 131 and 141. As a result, the flanges 132 and 142, together with the locking claws 133 and 143, together with the top plate 13 and the bottom plate 1
4 in parallel. The bending pieces 135 and 145 are also bent into the same shape as the thickness margins 131 and 141 and the flanges 132 and 142. Also, the border 134 is slightly bent inward.

Next, the upper and lower flanges 122 and 123 of each side plate 12 are bent at right angles to the side plate 12, and the bent pieces 124 and 125 are
Fold at a right angle to 2,123. Thus, bent portions having a U-shaped cross section are formed above and below the side plate 12.
Similarly, the engagement pieces 128 and 129 are also bent in a substantially U-shape. The rim 121 is also slightly bent inward with respect to the side plate 12.

By the above-mentioned bending step, the side plates 12,
12, a U-shaped bent portion is formed at each side edge or end edge of the top plate 13 and the bottom plate 14. Border 121, 121, 1
Similarly, a U-shaped bent portion is formed at the end of 34. A side plate 12 having such a U-shaped bent portion,
12 is bent at an angle α with respect to the back plate 11, and then the top plate 13 is bent with respect to the back plate 11 in the direction of the side plate 12, as shown by the chain line in FIG.
3 is inserted into the slit 126. After the top plate 13 is bent until the flange 132 of the top plate 13 abuts against the flange 122 of the side plate 12, the locking claws 133 are bent and locked as shown by the solid line in the drawing. Such a caulking connection is performed for all the locking claws 133 (four in FIG. 1) on both sides of the top plate 13. At the same time, as shown in FIG.
After the locking claw 136 provided on the bent piece 135 of the rim 134 is inserted into the engagement hole 128a as shown by a chain line,
Bend and lock as shown by the solid line.

Next, while the bottom plate 14 is bent in the direction of the side plate 12, the flange 142 of the bottom plate 14 abuts against the flange 123 below the side plate 12 as shown in FIG. To the slit 12 like a chain line.
7 and then bend and lock as shown by the solid line.
Similarly, the locking claws 146, 1 of the bent pieces 145, 145
46 is also inserted into the engagement hole 129a of the side plate 12 and bent,
Lock. The bottom plate 14 thus engaged with the side plates 12, 12 is substantially perpendicular to the back plate 11.

FIGS. 3 and 4 show the completed back cover 10. As shown in FIG.
In addition to the thickness margin 141 of the bottom plate 31 and the bottom plate 14, the border 134 of the top plate 13 and the border 121 of the side plate 12 give a sense of thickness, and all the connecting portions are hidden inside and do not appear outside, so that it is very preferable externally. .

Further, since there is no need to use welding, rivets or screws for connection, and it can be produced by punching and pressing, cost can be reduced. Furthermore, since it is made of a steel plate, it has high heat resistance, and also has nonflammability and electromagnetic shielding properties.

The above-mentioned back cover 10 is formed of a single steel plate. However, if the shape is complicated or the size is increased, the back cover 10 must be divided into several parts. FIG. 5 shows an example. As shown, the back cover 10a
It comprises a back panel 30, a top plate 31, and a bottom plate 32. All of these are obtained by pressing a steel sheet provided with a synthetic resin film on the outer surface.

The rear panel 30 has a substantially U-shape, and has inwardly directed flanges 301 and 302 at the upper and lower edges, and a slit 303 for inserting a later-described locking claw into the flanges 301 and 302. , 304 are provided. These slits 303 and 304 are provided on the rear panel 3
It is formed substantially parallel to the leading edge of the zero.

A rim 311 is formed on the periphery of the top plate 31, and the rim 311
2 (see FIG. 6) are formed, and the locking claws 313 are formed so as to correspond to the slits 303 by cutting and raising the flange 312. These locking claws 313 are attached to the top plate 3
1 is substantially parallel to the leading edge (see FIG. 6).

A rim 321 is provided on the periphery of the bottom plate 32, and the rim 321 has an inward flange 32.
A notch 323a is provided on the flange 322, and a portion defined by the notch 323a is raised to form a locking claw 323. These locking claws 323 are
It corresponds to the slit 304 of the back panel 30 and is formed substantially parallel to the front edge of the bottom plate 32.

FIG. 6 shows the corresponding state of the slits 301 and 302 and the locking claws 313 and 323.
The locking claw 323 of FIG. 6B is inserted into the slit 302 of FIG. 6B, and is bent in the direction of the arrow in FIG. FIG. 7 shows a state in which the flanges 302 and 322 are abutted and locked. By doing so, the locking claws can be pushed down all at once with a press, which makes it easy to manufacture a large and complex-shaped cover.

The cover 30 completed as described above is
Since the rims 311 and 321 are formed on the top plate 31 and the bottom plate 32, respectively, there is a sense of thickness, and the connection between the top plate 31 and the bottom plate 32 and the rear panel 30 does not appear to the outside. .

Further, since the connection can be made at once by simply tilting the locking claws in the same direction without using welding, rivets or screws for connection, the manufacturing cost can be reduced. Furthermore, since it is made of a steel plate, it has excellent heat resistance, nonflammability, and electromagnetic shielding properties.

Next, the front cover 20 shown in FIGS. 8 and 9 will be described. As shown, the front cover 20 includes a front panel 21, a top plate 22, and a bottom plate 23. All of these are obtained by pressing a steel sheet provided with a synthetic resin film on the outer surface.

The front panel 21 is substantially U-shaped, and has a CRT window 211 at the front and flanges 212 and 213 at the upper and lower edges. Each of the flanges 212 and 213 has an engagement slit 21.
4, 215 are formed. In the figure, reference numeral 216 denotes a holding recess.

A rim 221 is provided on an outer peripheral edge of the top plate 22, and a locking claw 222 inserted into the slit 214 of the front panel 21 is provided on the rim 221.

A rim 231 is also provided on the outer peripheral edge of the bottom plate 23, and a locking claw 232 inserted into the slit 215 of the front panel 21 is formed on the rim 231.

Then, the locking claw 222 of the top plate 22 is inserted into the slit 214 of the front panel 21 and bent and locked as shown by the chain line in FIG. 9, and the locking claw 232 of the bottom plate 23 is similarly slit 215. And the front cover 20 is completed when locked as shown by the chain line.

As described above, the rims 221 and 231 are provided on the top plate 22 and the bottom plate 23, respectively, so that the top plate 22 and the bottom plate 23 have a sense of thickness, and the connection between the top plate 22 and the bottom plate 23 and the front panel 21 is formed. Since it does not appear outside, it is very favorable in appearance.

Since welding, rivets or screws are not used for connection, production can be performed at low cost. Furthermore, since it is made of a steel plate, it has high heat resistance, nonflammability, and electromagnetic shielding properties.

The top plate 22 of the front cover 20
FIG. 5 shows the connection structure between the bottom plate 23 and the front panel 21.
7 can be applied.

[0038]

According to the present invention, as described above, the cabinet of the television receiver is formed of a steel plate, and no rivets or screws are used at the time of assembling, so that the appearance is thickened. In addition, since the connecting portions are not exposed to the outside, a beautiful cabinet can be obtained at low cost, and the heat resistance, the nonflammability, the electromagnetic shielding properties are excellent, and the waste can be regenerated.

Further, since the rear panel or the front panel, the top plate and the bottom plate can be locked at once, even a cover having a large and complicated shape can be easily and automatically produced.

[Brief description of the drawings]

FIG. 1 is a developed view showing an example of a back cover of a cabinet of the present invention.

FIG. 2 is a partially enlarged longitudinal sectional view showing a connection portion between a top plate and a side plate. FIG. 2 is a partially enlarged front view showing a connection portion of a border portion between the top plate and a side plate. Partial enlarged longitudinal sectional view showing the part

FIG. 3 is a rear view of the back cover.

FIG. 4 is a side view of the back cover.

FIG. 5 is an exploded perspective view showing another example of the back cover.

6A is a plan view of a flange of a rear panel. FIG. 6B is a plan view of a flange of a bottom plate.

FIG. 7 is an enlarged vertical sectional view of a connection portion between the back panel and the bottom plate.

FIG. 8 is an exploded perspective view of a front cover of the cabinet.

FIG. 9 is a longitudinal sectional view showing a state where a front cover is assembled.

[Explanation of symbols]

 10, 10a Back cover 11 Back plate 12 Side plate 12a Vent hole 121 Edge 122, 123 Flange 124, 125 Bend piece 126, 127 Slit 128, 129 Engagement piece 128a, 129a Engagement hole 13 Top plate 13a Vent hole 131 Thickness allowance 132 Flange 133 Engagement claw 134 Edge 135 Bend piece 136 Engagement claw 14 Bottom plate 141 Thickness allowance 142 Flange 143 Engagement claw 145 Folded piece 146 Engagement claw 20 Front cover 21 Front panel 211 Window 212, 213 Flange 214, 215 Slit 216 Grip Recess 22 for ceiling 22 top plate 221 rim 222 locking claw 23 bottom plate 231 rim 232 locking claw 30 back panel 301 flange 302 slit 31 top plate 311 rim 312 flange 313 locking claw 32 bottom plate 32 1 Rim 322 Flange 323 Locking claw 323a Cut

Claims (5)

[Claims] 1. A front cover having a front panel, a top plate and a bottom plate, a back panel formed of a steel plate provided with a synthetic resin film, and a back cover having a top plate and a bottom plate. An inward flange is provided on the periphery, a rim and an inward flange following the rim are provided on the periphery of the top plate and the bottom plate, and the flange of the back panel and the flanges of the top plate and the bottom plate are abutted. A crimped television receiver cabinet. 2. A front cover having a front plate, a top plate and a bottom plate, a back plate and both side plates integrally formed by a steel plate provided with a synthetic resin coating, a top plate and a bottom plate, wherein the top plate and the bottom plate are: A cabinet for a television receiver comprising a back cover provided with a thickness margin at both ends thereof, and a side edge of the thickness margin and upper and lower edges of the side plate are caulked with an inner surface of the cover. 3. The cabinet of a television receiver according to claim 1, wherein the front cover is made of a steel plate provided with a synthetic resin film, and the front plate, the top plate, and the bottom plate are caulked on the inner surface of the front cover. . 4. The cabinet of a television receiver according to claim 1, wherein said caulking connection has a structure in which a locking claw provided on one side is inserted and locked in another slit. 5. The cabinet of a television receiver according to claim 4, wherein said slits and said engaging claws are arranged substantially in parallel with front edges of a front panel, a top plate and a bottom plate.