JP3196819B2 - Video integrated TV - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video-integrated television (hereinafter referred to as TV video) in which a television receiver (hereinafter referred to as television) and a video tape recorder (hereinafter referred to as video) are housed in the same case. ).

[0002]

2. Description of the Related Art As shown in FIG. 7 (rear view of a television video) and FIG. 8 (a cross-sectional view of the same), a video device 1 is mounted on a bottom plate 2a in a cabinet 2 as shown in FIG.
Its front face is screwed in front of a front plate 2b of the cabinet 2.

The mechanical deck 1a of the video apparatus 1 is mounted on a plastic molded casing 1b. As shown in FIG. 8, a plurality of video printed circuit boards 4 are vertically arranged at the rear of the mechanical deck 1a or the rear of the casing 1b. It is arranged.

A television printed circuit board 5 for a television apparatus is mounted along one inner surface of the cabinet 2, and a television power transformer 6 is disposed on the television printed circuit board 5. Mainly has a flyback transformer.

In FIG. 7, reference numeral 7 denotes a shield plate provided on the upper surface of the video device.

As described above, a conventional television video has a structure in which a video deck is inserted into a cabinet of a television apparatus and is attached as it is.

Therefore, the wiring between the printed circuit board 5 for television and the printed circuit board 4 for video shown in FIGS. 7 and 8 has a disadvantage that the wiring is long and numerous.

In addition, the installation of the television printed board 5 and the video printed boards 4... 4 is troublesome.

Furthermore, since the conventional video deck was designed to be housed in a cabinet as it is, a video power supply is provided for the video deck, and a television power supply is provided for the television. There are disadvantages in that the number of parts is large and the video apparatus picks up noise due to the power supply for the television.

[0010]

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances. That is, in a video-integrated television in which a television device and a video device are housed in the same cabinet , it is possible to shorten wiring and reduce the number of parts, thereby improving the efficiency of assembly work and reducing costs. Provide an internal structure of a video-integrated television that can be used.

The present invention also provides an internal structure of a video-integrated television that does not have the drawback that the video device picks up noise due to the television power supply. Further, the present invention provides an internal structure of a video-integrated television which is excellent in assembling efficiency and requires no trouble in attaching a printed circuit board for television and a printed circuit board for video.

[0012]

The invention according to claim 1 is
The printed circuit board for video and the printed circuit board for TV
The cabinet is arranged side by side parallel to the cabinet bottom.
It is housed in a cabinet and has a printed circuit board for video and a
The lint board is connected with a connector that connects these two boards.
Have been.

According to a second aspect of the present invention, there is provided the configuration according to the first aspect.
In addition, on TV printed circuit boards, TV and video
With a common power supply for

The invention according to claim 3 is claim 1 or claim 1.
In addition to the configuration of Item 2, a video
This is a fixed deck.

The invention according to claim 4 is the invention according to claim 1 or claim 2.
In addition to the configuration of claim 2 or claim 3, a front cabinet
In addition to the front cabinet,
Hold the end of the video printed circuit board inserted from the rear
Video PCB guide and front cabinet
Grasp the end of the TV printed circuit board inserted from the back of the
The printed circuit board guide for TV that is held is molded or fixed
It is that it is.

According to the first aspect of the invention, the cabinet is
Side by side parallel to the bottom of the
Video PCB and TV pudding housed
Board is connected with the connector that connects the two boards.
Runode, the video for the printed circuit board and the TV for printed circuit boards
Wiring is smaller than that of a conventional video-integrated TV.
Are extremely short, and the number of parts for connection is large.
Decrease in width.

According to the invention according to claim 2, for television
Having a common power supply for video on a printed circuit board for TV
To avoid the negative effects of magnetic field lines on video equipment.
As before, video equipment generates noise with the video power supply.
The pick-up fault is eliminated. Switching power supply for common power supply
Can be used.

According to the fourth aspect of the present invention, the video
Front cabinet for lint substrate and printed circuit board for TV
Insert them from the back of the net and insert their
On the printed circuit board guide or TV printed circuit board guide.
Assembly work for a video-integrated TV
Efficiency is improved. According to the invention of claim 3, the bidet
Odeck and video PCB at the same time after the case
Can be inserted from the side.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is a cross-sectional view of the front cabinet of the present invention as viewed from the rear, FIG. 2 is a vertical cross-sectional view of the front cabinet of the present invention as viewed from the side, and FIG. 3 is a mechanical deck and video inside the front cabinet of FIG. FIG. 4 is a vertical cross-sectional view of a state in which a printed circuit board is stored when viewed from the side.
Is a right side view of the shield plate, FIG. 5 is a plan view of the shield plate,
FIG. 6 is a left side view of the shield plate.

In the drawing, 11 is a front cabinet, 12 is a window for a cathode ray tube, 13 is a window for a speaker, 1
21 and 122 are mechanical deck guides, 131 and 132 are video printed board guides, and 141 and 142 are television printed board guides.

The mechanical deck guides 121 and 122 are formed integrally with the front plate 11b of the front cabinet 11 and arranged in parallel with the bottom plate 11a. However, the mechanical deck guides 121 and 122 may be fixed to the front plate of the front cabinet 11.

The mechanical deck guides 121 and 12
2, a video printed circuit board guide 13 is provided at a predetermined gap from the bottom plate 11 a of the front cabinet 11.
1, 132 are mechanical deck guides 121, 1
As in the case of 22, it is molded or fixed integrally with the front cabinet.

[0023] In addition, the printed circuit board guide for TV 14
Reference numerals 1 and 142 denote video printed circuit board guides 131 and 1.
Next to 32 , it is molded or fixed integrally with the front cabinet in the same structure.

In this embodiment, the mechanical deck guides 121 and 122 hold the leading ends of the mechanical decks 123 (two-dot chain lines).
At the base end of the front plate 11b on the side of the front plate 122, tapered introduction portions 121a and 122a and fitting support portions 121b and
2B shows an example in which 2b is provided.

Reference numerals 121c and 122c denote a mechanical deck 123.
(Shown by a two-dot chain line), and the guide mechanism 123 is introduced along the guide.
22a.

Video printed circuit board guides 131 and 13
2, the introduction portions 131a 132a
And fitting support portions 131b and 132b are provided, and an introduction portion and a fitting support portion (not shown) are also provided on the front side of the printed circuit board guides 141 and 142 for television.

Reference numeral 15 denotes a connector for connecting the video printed board 133 (two-dot chain line) and the TV printed board 143 (two-dot chain line), which are removably fitted to each other. In the figure, reference numeral 16 denotes a switching power supply.

Reference numerals 121d and 122d denote a mechanical deck guide 1.
Bottom plate 11 is provided by an upper guide provided between
These ribs are parallel to a and reinforce the mechanical deck guide. Reference numeral 17 denotes a video tape insertion hole.

Numeral 14 denotes a shield plate, and fitting tabs 14a, 14a are provided at the rear end of the shield plate as shown in FIG.

The assembly of the mechanical deck 123, the video printed board 133, the television printed board 143, the shield plate 14, and the like to the front cabinet 11 will be described. A video printed circuit board 133 is fastened to the lower portion of the mechanical deck 123 with screws 20 via the support posts 19, and is inserted from the rear of the front cabinet 11 along guides 121c and 122c shown in FIG. When pressed, mechanical deck 123 and video printed circuit board 1
The tips of the 33 are respectively fitted into the fitting support portions via the above-mentioned introduction portions, and are provided on the video printed circuit board guides 133 and 13.
2 is held.

The shield plate 14 is also used for the front cabinet 1
1 Insert from the rear part, the fitting tabs 14a, 14a at the rear end
The rear end of the shield plate 14 is pressed by the ribs 18a of the rear cabinet 18 in a state of being inserted into the rear ends of the GAMEC deck guides 121 and 122 to prevent the shield plate 14 from slipping backward. If the shield plate 14 needs to be grounded,
The shield plate 14, the mechanical deck 123, and the bottom cover 10 can be electrically connected by fastening together with the screws 23.

Next, the TV printed circuit board 143 is inserted into the TV printed circuit board guides 141 and 142, and the leading end is inserted and gripped into the fitting support section through an unillustrated introduction section, similarly to the video printed circuit board. . Video printed circuit board 133 and TV printed circuit board 143 mounted
Are connected by inserting connectors 15 into each other.

As shown in FIG. 3, the rear end of the mechanical deck 123 is fixed to the bottom plate 11a with screws 22 and 23 via a spacer 21.

[0034]

According to the present invention described in detail above, the following effects can be obtained.

[0035] (1) a printed circuit board and the television PCB video parallel to the cabinet bottom, parallel to the horizontal
Base its dependent result, video casings were required in the prior two-story type becomes unnecessary, the entire cabinet video integrated television is significantly compact, also it became lighter.

(2) The video printed board is inserted into the video printed board guide with the video printed board fixed to the lower part of the mechanical deck, and the TV printed board is also inserted into the TV printed board guide and assembled. It is.

(3) Since the printed circuit board for video and the printed circuit board for television are arranged side by side and connected by a connector, wiring between the video device and the television device becomes unnecessary, and the number of parts can be greatly reduced.

(4) Since the video power supply is not provided on the printed circuit board of the video device but is provided as a common power supply on the printed circuit board for television, there is no adverse effect due to the magnetic field lines of the power supply, and the video device picks up noise. No disadvantages. Also,
Since the power supply is common, the number of components can be reduced and the assembly efficiency can be greatly improved.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a front cabinet of the present invention as viewed from the rear.

FIG. 2 is a longitudinal sectional view of the front cabinet of the present invention viewed from the side.

FIG. 3 is a longitudinal sectional view of a state in which a mechanical deck and a video printed circuit board are stored in the front cabinet of FIG. 2 when viewed from the side.

FIG. 4 is a right side view of the shield plate of the present invention.

FIG. 5 is a plan view of the shield plate of the present invention.

FIG. 6 is a left side view of the shield plate of the present invention.

FIG. 7 is a rear view of a conventional video-integrated television.

FIG. 8 is a cross-sectional view of a conventional video-integrated television.

[Explanation of symbols]

 Reference Signs List 11 Front cabinet 11a Bottom plate 11b Front plate 121, 122 Mechanical deck guide 121a, 122a Introducing part 121b, 122b Fitting support part 123 Mechanical deck 131, 132 Video board guide 133 Video printed board 141, 142 TV board guide 143 TV print Substrate 14 Shield plate 14a Mating tab 14b Tightening piece 15 Connector 16 Switching power supply or more

Claims (4)

(57) [Claims] A printed circuit board for video and a printed circuit board for television are arranged side by side in parallel to a bottom surface of a cabinet.
Video cabinet.
The board and the printed circuit board for TV connect these two boards
Video-integrated television connected by connectors . 2. The video-integrated television according to claim 1, further comprising a common power supply for television and video on a printed circuit board for television. 3. The video-integrated television according to claim 1, wherein a video deck is fixed on a video printed circuit board. 4. A front cabinet, together with the cabinet, was inserted from the rear of the front cabinet
Video printed circuit board guide that grips the end of the video printed circuit board and inserted from the rear of the front cabinet
TV PCB guides and is 請 Motomeko 1 that has been molded or secured, video integrated television according to claim 2 or claim 3 wherein gripped the leading end of the television PCB.