JP3134547B2 - Holding device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a holding device used for audio equipment such as a radio receiver and a cassette tape recorder with a compact disk.

[0002]

2. Description of the Related Art In recent years, in a holding device such as a radio receiver or a cassette tape recorder with a compact disc, the number of mounting members for composing a product has increased due to the multifunctionality of the product. Is becoming more complicated. Hereinafter, an example of the above-described conventional holding device will be described with reference to FIG.

In FIG. 4, reference numeral 11 denotes a holding chassis;
Denotes a top surface cabinet, and 13 denotes a main body chassis. 14 is a tuner block composed of a printed wiring board;
Is a mechanism block, 16 is a control block composed of a printed wiring board, 17 is an amplifier block composed of a printed wiring board, and 18 is a screw for fastening members at the time of attachment.

[0004] The holding chassis 11 includes a top surface cabinet 12.
Are fastened with screws 18 on both sides of the
Assembled. Also, a tuner block 14, a mechanism block 15, a control block 16, and an amplifier block 1 are provided on a main body chassis 13 serving as a base.
7 are fastened with screws 18 respectively. As shown in the drawing, the holding chassis 11 is attached to and held by the main body chassis 13 in an assembled state in which the holding chassis 11 is attached to the top surface cabinet 12. After that, the chassis 1
A rib-shaped seat hole 11a formed in the holding chassis 11 is fastened to the boss 13a formed in the third case 3 with a screw 18. Finally, the seat hole 12a and the seat hole 12b are fastened to the boss 13b and the boss 13c with screws 18.

[0005]

However, in the conventional holding device as described above, the screw tightening positions of the bosses 13a and 13c are restricted in design, and when a simple elastic nail is used to remove the nail, However, there is no space for the hand, and the workability is poor. Also, it is better to reduce the number of fastening screws as much as possible from the viewpoint of reducing the number of parts and the number of screw fastening steps.

SUMMARY OF THE INVENTION The present invention has been made in consideration of the above-described conventional problems, and has as its object to provide a holding device that can easily hold a detachable member such as a top surface caviar assembly without troublesome work.

[0007]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, a holding device according to the present invention has a push button portion protruding from the outer surface of the holding chassis at one end and a holding chassis at the other end. An engagement lever having an engagement protrusion protruding from the inner side surface of the support is integrally formed with the holding chassis, and the engagement lever is engaged with the main body chassis having an engagement hole with which the engagement protrusion of the engagement lever is engaged. A holding device configured to hold together, wherein an engagement lever formed on the holding chassis is formed by first and second notch holes of substantially U shape facing each other, and the two notch holes are provided. At least one of the two end portions is formed so as to enter into the other U-shape, and a bridging portion of the engaging lever with respect to the holding chassis is formed between both notched hole ends, and the bridging portion is formed thin. The engaging lever against the holding chassis. Those constructed as a hinge.

[0008]

According to the present invention, the engagement lever has the above-described structure.
The bridge portion becomes a hinge portion having elasticity formed thin, and the relationship between the push button portion and the engagement protrusion becomes a shiso-type,
In the holding state of the holding chassis with respect to the main body chassis, the holding chassis can be removed from the main body chassis by pressing the button of the engaging lever with the fingers while holding the holding chassis, and the engaging state of the engaging projection can be released. , Can be easily attached and detached simply by pressing the button.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the holding device of the present invention will be described with reference to FIG.
This will be described in detail with reference to FIG. FIG. 1 is an overall perspective view of an embodiment of the holding device of the present invention, FIG. 2 is a front view of a main part, and FIG. 3 is a sectional side view of the same.

In FIG. 1 to FIG. 3, reference numeral 1 denotes a holding chassis, which is attached with screws 10 on both sides of the top cabinet 2. 3 is a body chassis,
It comprises a tuner block 4, a mechanism block 5, a control block 6, an amplifier block 7, and the like.
8a and 8b are a connector plug and a socket, and the plug 8a is
Are provided on the holding chassis 1, respectively. Reference numeral 9 denotes a driving printed board, and reference numeral 10 denotes a member fastening screw.

A drive printed circuit board 9 to which a connector socket 8b is soldered is attached to the holding chassis 1 to form an assembly of the holding chassis 1. Then, the assembly product of the holding chassis 1 is fastened to both side surfaces of the top cabinet 2 with screws 10, thereby forming the assembly product A of the top cabinet 2. In addition, the main body chassis 3 serving as a base includes:
Tuner block 4, mechanism block 5, control block 6, and amplifier block 7 are screws 10 each.
To form an assembly B of the main body chassis 3.

[0012] When the assembly A constructed as described above is mounted on B, the holding chassis 1 is provided with an engaging lever 1a integrally formed with the holding chassis 1 so as to temporarily hold the assembly. Have.

As shown in detail in FIGS. 2 and 3, the engaging lever 1 has a push button portion 1b which protrudes outside the holding chassis 1 at one end and is integrally formed with the holding chassis 1, and the other end. Similarly, an engagement projection 1c protruding toward the inner surface side of the holding chassis 1 is also integrally formed, and the overall shape is a substantially U-shaped first cutout hole 1d, Is formed by the notch hole 1e. At least one of both ends of the two notches 1d and 1e is formed so as to enter the other U-shape, and is integrally connected to the holding chassis 1 itself between the two ends of the two notches 1d and 1e. Bridge portions 1f and 1g are formed, and the bridge portions 1f and 1g are formed to be thin to serve as hinge portions of the engaging lever 1a with respect to the holding chassis 1. Further, a reinforcing rib 1h is formed in the longitudinal direction of the engaging lever 1a to prevent the deformation of the engaging lever 1a itself, and to easily perform a function as a hinge portion in the bridging portions 1f and 1g. I'm getting it.

The engagement protrusion 1c of the engagement lever 1a has a slope at the tip, and the engagement protrusion 1c is formed with an engagement hole 3a formed in the main body chassis 3 when the assembly A is mounted on the assembly B. Is to be engaged. Here, FIG.
As shown in the cross-sectional view of FIG. 1, the engaging protrusion 1c protrudes from the inner surface of the holding chassis 1. To release the engaging state from the illustrated state, the push button 1b is pressed by a finger in the direction of arrow Fa. As a result, the engagement lever 1a is elastically deformed around the bridge portions 1f and 1g as hinges, moves in the direction of the arrow Fb, and the engagement with the engagement hole 3a is released. In order to hold, the engaging projection 1c of the holding chassis 1
When attached to the engaging hole 3a of the opposing main body chassis 3,
Since there are bridging portions (hinge portions) 1f and 1g having elasticity, they enter along the inclination of the engaging projection 1c without much resistance.

The driving printed circuit board 9 is fixed to a boss 1i provided on the holding chassis 1 with a screw 10a, and a connector socket 8b mounted on the printed circuit board 9 is mounted on the printed circuit board 7. 8
a and can be electrically connected. At this time, the contact range L1 of the connector is
The clearance L2 between the engagement hole 3a of the chassis 3 and the engagement protrusion 1c of the holding chassis 1 is larger than the clearance L2.
c also serves to prevent the connector from coming off.

With the structure of the holding chassis 1 as described above, when the assembly product A is mounted on B, it is possible to temporarily fix the assembly product A by engaging the engaging projections 1c with the engaging holes 3a. The boss 3b formed by the main body chassis 3 of FIG.
Is assembled with a screw 10 to assemble the product A.
Can be fixed to B.

[0017]

As described above, the present invention has a push button portion projecting from the outer surface of the holding chassis at one end and an engaging projection projecting from the inner surface of the holding chassis at the other end. A holding lever integrally formed on the holding chassis and having an engaging hole with which the engaging projection of the engaging lever is engaged. The engaging lever formed on the holding chassis has first and second substantially U-shaped opposed first and second engaging levers.
, And at least one of both ends of the two notches is formed so as to enter the other U-shape, and a bridging portion of the engaging lever with respect to the holding chassis is formed between the two notches. The bridging portion is formed so as to be thin and serves as a hinge portion for holding the engaging lever to the holding chassis. The relationship between the push button portion and the engagement projection is in the form of a saucer. When the holding chassis is held in the body chassis, the holding chassis can be removed from the body chassis by holding the holding chassis while holding the holding lever. Can be released by pressing the button with your finger, and it can be easily removed by simply pressing the button.Therefore, there is no design restriction because it can be configured inside the device as a holding device. Structural constraints less, such as fixed to the boss, it is very effective in places where there is no where the finger entered. Also, in terms of workability, the number of man-hours is reduced as compared with screw fastening.

[Brief description of the drawings]

FIG. 1 is an overall perspective view of a holding device according to an embodiment of the present invention.

FIG. 2 is a front view of the main part.

FIG. 3 is a side sectional view of the main part.

FIG. 4 is an overall perspective view showing a conventional holding device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Holding chassis 1a Engagement lever 1b Push button part 1c Engagement protrusion 1d 1st notch hole 1e 2nd notch hole 1f, 1g Bridge part (hinge part) 2 Top surface cabinet 3 Main body chassis 3a Engagement Hole

Continuation of the front page (72) Inventor Masao Shiokawa 1006 Kazuma Kadoma, Kadoma, Osaka Prefecture Inside Matsushita Electric Industrial Co., Ltd. (56) References Japanese Utility Model Sho 54-1111671 (JP, U) Japanese Utility Model Sho 55-75190 (JP) , U) Hikaru Hei 1-153686 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) H05K 7/12

Claims (1)

(57) [Claims] An engaging lever having a push button protruding at one end from the outer surface of the holding chassis and having an engaging protrusion projecting from the inner surface of the holding chassis at the other end is formed integrally with the holding chassis. A holding device configured to be engaged and held with a main body chassis having an engagement hole with which an engagement protrusion of the engagement lever is engaged, wherein the engagement lever formed on the holding chassis includes: A substantially U-shaped first and second notch hole facing each other is formed, and at least one of both ends of the two notch holes is formed into the other U-shape. A bridging portion of the engaging lever with respect to the holding chassis is formed on the main body chassis of the holding chassis; In the holding state
A holding device characterized in that the engagement state of the engagement projection can be released by pushing the button of the engagement lever with a finger while holding the holder.