JP2770772B2 - Video equipment - 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 apparatus in which a television unit and a video tape recorder unit are provided in the same cabinet.

[0002]

2. Description of the Related Art Conventionally, there has been a technique in which a video tape recorder is provided inside a cabinet in which a cathode ray tube is provided, and the video tape recorder and the television are integrally formed.

[0003]

In the prior art, a CRT is provided at a position above a cabinet, a video tape recorder is provided at the bottom of the cabinet, and a horizontal and horizontal television circuit board is provided between the CRT and the video tape recorder. Is installed, the flyback transformer of the television wiring board and the recording / playback head of the video tape recorder must be close to each other, and the magnetic flux direction of the transformer and the magnetic flux penetration direction of the head become the same, and flyback noise is reduced. easily penetrate into the head, that require shielding plate for shutting off the short ring or noise reducing noise phenomena by changing the magnetic flux generating direction of the noise source
There was a problem.

[0004]

Means for Solving the Problems] However, the present invention is tele
Vision unit and video tape recorder unit
In a video device installed in the same cabinet,
Video tape recorder unit inscribed at the bottom of the vignette
Flyback transformer away from recording and playback head
In the direction of the magnetic flux penetration of the recording / reproducing head.
Key so that the magnetic flux direction of the
In front of the television wiring board standing on one side of the cabinet
A flyback transformer is provided, and
Short phosphorus reduces flyback noise that penetrates the raw head
Can be reduced without using a shield or shield plate .

[0005]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is an exploded view of a main part, FIG. 2 is an overall front view, FIG. 3 is a rear view, FIG. 4 is a side view, and FIG. 5 is a partial plan view. Equipped with closed cabinet front and rear cabinets (1) and (2), and a cathode ray tube (4) on the mounting frame (3) of the front cabinet (1)
And a video tape recorder (6) equipped with a recording / playback head (5) and the like is installed inside the bottom of the front cabinet (1), and the video is recorded through a cassette insertion port (7) of the front cabinet (1). The tape cassette (8) is configured to be moved into and out of the recorder (6).

A television wiring board (10) on which a flyback transformer (9) and the like are disposed is provided. The wiring board (10) is mounted on a lattice frame (12) of a board holder (11) formed of a synthetic resin molded product. 10) is fixed, and the end of the lattice frame (12) is fixed to the frame frame (13).
The upper and lower sleds (14) and (15) and the transformer mounting body (16) in the form of a rectangular flat plate are integrally formed with the frame (13).

In addition, a pair of L-shaped end faces (17) (1)
The upper and lower rails (18) and (19) formed in 7) are integrally formed on the right inner surface of the front cabinet (1), and the upper and lower sleds (14) and (15) can freely enter and leave the upper and lower rails (18) and (19). A television wiring board (10) is provided through a holder (11) substantially parallel to the right side walls of the front and rear cabinets (1) and (2). The holder (11) is connected to the front cabinet (1). Rail (18) (1
9) It is mounted vertically so that it can enter and exit freely.

[0008] Further, as shown in FIG.
8) The projections (20) and (20) to be brought into contact with one of the ridges (17) and (17) of (19) are formed integrally with the sled bodies (14) and (15), and the projections (20) and (20) are Openings (21) and (21) are formed near the upper edges of the sled bodies (14) and (15) to be provided, and the sled bodies (14) and (1) on both sides of the projections (20) and (20).
5) The upper edge is deformed toward the openings (21) and (21) to support the projections (20) and (20) so as to retreat.
Projections (20) (2) that can move forward and backward on the sled bodies (14) (15)
0) is provided, and the projections (20) (20) are elastically pressed against the rail bodies (18) and (19) by using the flexibility of the sled bodies (14) and (15), and the rail generated by the draft angle of the molding die. The floating gap between the body (18) (19) and the sled body (14) (15) is configured to be eliminated by the projections (20) (20).

Further, a flyback transformer (9) is provided on the lower surface of the transformer mounting body (16) at the upper end of the substrate holder (11).
The front cabinet (1) in which the screws (22) are fixed in a horizontal position and the reinforcing ribs (23) are integrally formed on the upper surface of the transformer mounting body (16), and the upper surface of the rear cabinet (2) is fixed by screws (24). Mounting boss on top (2
5) The reinforcing ribs (23) are extended to the rear surface, and screws (24) to be inserted from the rear surface of the rear cabinet (2) are inserted through the reinforcing ribs (23) and screwed to the front cabinet (1). The rib (23) of the transformer mounting body (16) for fixing the fly batter transformer (9) is sandwiched between the detachable front and rear cabinets (1) and (2) and fixed by screws (24). ), The joints of the front and rear cabinets (1) and (2) are connected and fixed to the substrate holder (11), so that the cabinets (1) and (2) and the holder (11) are mutually reinforced.

As is apparent from FIG. 3 and the like, a recording / reproducing head (5) of the video tape recorder (6) is disposed at the lower left corner of the cabinets (1) and (2). ) Is set in the vertical direction, and a flyback transformer (9) is arranged at the upper right corner of the cabinets (1) and (2).
The head (5)
And the transformer (9) away from the maximum distance
In addition, the directions of the magnetic fluxes are changed so that flyback noise is prevented from entering the head (5).

[0011] Further, as shown in FIG.
The ribs (26) and (27) for fixing 1) are formed integrally with the rear cabinet (2), and the ribs (26) and (27) are brought into contact with the substrate holder (11) from obliquely downward and rearward, and the substrate holder ( 11) The rear lower portion is configured to be supported by the rear surface of the rear cabinet (2).

As shown in FIG. 4, adjusting members (28) and (2) for adjusting the vertical width of the screen and the median value of the brightness adjustment.
9) can be operated from the right side while viewing the image of the CRT (4) with the rear cabinet (2) removed,
As shown in FIG. 5, the voltage adjusting member (31) of the flyback transformer (9) is provided on the television wiring board (10) and performs focus adjustment through the opening (30) of the transformer mounting body (16). 32) is exposed on the upper surface side so that the rear cabinet (2) can be operated from above while watching the image of the cathode ray tube (4) with the rear cabinet (2) removed.

This embodiment is constructed as described above. A cathode ray tube (4) is fixedly mounted on the front cabinet (1), and a video tape recorder (6) is mounted on the bottom of the front cabinet (1). John Wiring Board (1
0) is fixed to the substrate holder (11), and the sled body (14) is mounted on the right rail body (18) (19) of the front cabinet (1).
The substrate holder (11) is supported via (15), and the video tape recorder (6) and the television wiring board (1) are supported.
0) is connected by wiring, power is applied, and a picture is reproduced on a cathode ray tube (4) by a reproduction signal of a television broadcast or a video tape recorder (6). Each adjustment member (28) (29) is read from the right side and the upper side. When the assembly adjustment is completed, the rear cabinet (2) is fitted to the front cabinet (1), and the screw (24) is screwed from the rear, and the front and rear cabinets (31) and (32) are operated. 1)
(2) The transformer mounting body (16) is connected and fixed by a screw (24).

[0014]

As is apparent from the above embodiments, the present invention relates to a television unit and a video tape recorder unit.
And the cabinets are installed in the same cabinet (1) (2).
In the imaging device, the cabinet (1) (2)
Recording / playback head of a video tape recorder unit
The fly-battery transformer (9) is separated from (5),
And the direction of the magnetic flux penetration of the recording / reproducing head (5).
Make the magnetic flux direction of the li-back transformer (9) different
TV standing on one side of cabinets (1) and (2)
The flyback transformer is mounted on the John wiring board (10).
(9) is provided, and the flyback noise entering the recording / playback head (5) is short-circuited or short-circuited.
This can be reduced without using a cold plate .

[Brief description of the drawings]

FIG. 1 is an exploded explanatory view of a main part showing one embodiment of the present invention.

FIG. 2 is an overall front view.

FIG. 3 is a rear view.

FIG. 4 is an explanatory side view.

FIG. 5 is a partial plan view.

[Explanation of symbols]

(1) (2) cabinet (6) a video tape recorder (9) flyback transformer (10) Television wiring board

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) H04N 5/64 531 H04N 5/655

Claims (1)

(57) [Claims] 1. A television unit and a video tape recorder.
Video of installing the coder unit inside the same cabinet
In the equipment, a video
-Flybar for the recording / playback head of the precoder unit
The recording / reproducing head.
The direction of the magnetic flux of the flyback transformer differs from the
A TV standing on one side of the cabinet to make it look like
An image device , wherein the flyback transformer is provided on a John wiring board .