JP3440945B2 - Electronic equipment shield case - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] The present invention relates to a shield for electronic equipment.
In particular, electronic devices and connectors were arranged in the case.
The present invention relates to a shield case of an electronic device that stores a substrate. [0002] 2. Description of the Related Art For example, electronic devices such as AM / FM tuners
In the equipment, the AM input to which the AM antenna line is connected
FM connector to which the power connector and FM antenna wire are connected.
Input connector and FM reception wave from FM antenna line
Forced FM front end, from AM antenna line
AM front end to which AM reception wave is input, music selection
PLL (Phased Row)
Loop), sound from FM reception wave or AM reception wave
FM / AM detection / stereo demodulator for generating voice signal
Various electronic components and the demodulated audio signal
The output connector etc. for output to the printed circuit board
On the top and bottom of the
With a box-shaped shield case.
Have been. In a conventional shield case for electronic equipment,
Inside the case to block noise from the
It has a sealed structure that stores the printed circuit board, and the side of the case
Has an AM input connector, an FM input connector,
The output connector is exposed. [0004] SUMMARY OF THE INVENTION Conventional shield case
Now, the output connector is soldered on the printed circuit board.
Cable facing the connection surface of the output connector.
An opening is provided in the side wall of the
Connected cable is inserted and connected to the output connector.
It is. However, conventionally, the connection of the output connector
Other than the surface is covered by the shield case,
When connecting the cable to the output connector
Of the output connector not covered by the shield case
Insert the cable as if looking into the connection side.
And Therefore, if the shield case is
Outputs the cable fixed to the housing of the audio equipment
Connector on the side of the shield case.
The connection surface of the output connector is difficult to see from
To connect the cable to the output connector.
It is difficult to work and it is difficult to increase the efficiency of assembly work
There was a problem. Accordingly, the present invention provides an electronic device which solves the above problems.
An object is to provide a shield case for equipment. [0007] The present invention solves the above-mentioned problems.
Therefore, it has the following features. The present invention
Parts andFor outputA power supply for storing the board on which the connector is placed
In the shield case of the child device,Each placed on the board
A housing formed to surround the electronic component; The how
Top of the housing so as to close the top opening of the jing
An upper cover attached to the unit, Facing the lower surface of the substrate
A lower cover attached to a lower portion of the housing, Be prepared
And The housing has a seal for blocking electromagnetic waves
Press forming a sheet metal made of
And A front plate to which the input connector is attached, Said
A left side plate located on the left side of the substrate, Located to the right of the board
Right side plate A back plate located behind the substrate, Said
Formed on the right side plate to expose the output connector
Recesses, Having a recess side plate forming the recess, Said
Open the upper cover so that the upper part of the
Formed to correspond to the upper shape of the ring,Of the substratePrevious
At the position exposed by the recessVertical connector or face down
Type connectorAs an output connectorSelective
And the vertical connector or the protruding connector is provided.
WasSurround the recessWith an opening in the case wall
Yes, vertical or protruding connector installed on board
And connect it through the opening on the case wall.
The side of the connector and the connection position of the cable can be visually recognized.
Easy connection to connector or protruding connector
You. [0008] BRIEF DESCRIPTION OF THE DRAWINGS FIG.
An example will be described. FIG. 1 is a schematic view of an electronic device according to the present invention.
FIG. 3 is an exploded perspective view showing one embodiment of a cold case. FIG.
Is a diagram showing an assembled state of the shield case,
(A) is a front view, (B) is a plan view, (C) is a rear view,
(D) is a right side view, and (E) is a left side view. FIG. 1 and
As shown in FIGS. 2 (A) to 2 (E), the AM / FM
Electronic device 20 such as a shield
The printed circuit board 24 is housed in the space defined.
ing. The printed circuit board 24 has an FM antenna line (FIG.
(Not shown)
Unit 26 receives AM from an AM antenna line (not shown).
AM front end section 28 to which the signal is input
PLL (Phase Locked)
Loop) unit 30, from FM reception wave or AM reception wave
FM / AM detection / stereo demodulation unit 3 for generating audio signal
2 and other electronic components and amplifier for demodulated audio signal
An output connector 34 for outputting to a device
It is put on the field. On the upper surface of the printed circuit board 24,
And the variable resistor and the output connector 34
The IC chip and the die are
Parts are arranged. Output connector
Reference numeral 34 denotes a side surface facing the right side surface of the shield case 22.
A plurality of insertion ports 34a into which cables (not shown) are inserted.
Are provided in a line. The AM input connector 36 and the FM input
Connector 38 is exposed on the front surface of the shield case 22.
It is attached in the state where it was set. AM input connector 36
Is an insertion slot 3 in which a pair of AM antenna wires are inserted in front.
6a and 36b, and inserted into the insertion openings 36a and 36b on the lower side.
Operation lever to lock the inserted AM antenna wire
36c is rotatably mounted. Also, AM input
The force connector 36 locks the printed circuit board 24 on the lower surface side.
A pair of locking claws 36d fitted and locked in holes (not shown),
36e (36d is hidden and invisible in FIG. 1)
And positioning recesses of the shield case 22 on the left and right side surfaces.
A pair of protrusions 36 that are fitted and positioned (described later)
f, 36 g. The FM input connector 38
The cylindrical part is directly fixed to the front of the shield case 22.
Have been. Further, the FM front end unit 26 is constituted.
The coils mounted on the printed circuit board 24 are
Stored in the space surrounded by the shield member 40
Are located in The shield case 22 includes a printed circuit board 24.
Formed so as to surround each electronic component placed on the upper surface of the
The housing 42 and the upper opening of the housing 42 are closed.
Cover 4 attached to the upper part of the housing 42 as shown in FIG.
4 and the housing so as to face the lower surface of the printed circuit board 24.
And a lower cover 46 attached to a lower portion of the ring 42.
Have been. Therefore, solder is applied to the upper and lower surfaces of the printed circuit board 24.
The attached electronic components are connected to the housing 42 and the upper cover.
-44 and the inside of the enclosed space formed by the lower cover 46.
It is housed, thereby blocking external electromagnetic waves. Here, each part of the shield case 22
The configuration will be described. FIG. 3 shows the structure of the housing 42.
It is a figure which shows, (A) is a perspective view, (B) expands A part.
FIG. FIG. 4 is a diagram showing a configuration of the housing 42.
(A) is a front view, (B) is a plan view, and (C) is a back view.
(D) is a right side view, and (E) is a left side view. FIGS. 3A and 3B and FIGS. 4A to 4E.
As shown in FIG. 5, the housing 42 blocks electromagnetic waves.
Pressing a sheet metal made of a shielding material into a frame shape
AM input connector 36 and FM input
Plate 50 to which the connector 38 is attached and a print
A left side plate 52 located on the left side of the substrate 24;
A right side plate 54 located on the right side of the printed circuit board 24;
The back plate 56 and the output connector 34
A concave portion 58 formed on the right side so as to protrude;
8 and a concave side plate 60 forming the same. In the interior space of the housing 42,
The upper surface of the lint substrate 24 is
The first in which the electronic components of the AM front end unit 28 are stored
Room 64, PLL unit 30 and FM / AM detection / stereo
The second chamber 66 in which the electronic components of the demodulation unit 32 are stored is
Is formed. Between the first chamber 64 and the second chamber 66
Are partitioned by a partition wall 68, and the first chamber 64
A partition plate 70 arranged parallel to the front plate 50 is suspended.
You. The front plate 50 has a cylindrical FM input connector.
Mounting hole 50a to which the connector 38 is fixed, and an AM input connector.
The recess 50b into which the tab 36 is fitted and the shield case 22
Holes 50c and 50 for fixing the
d is provided. In addition, the partition plate 70 and the front plate 50
Between them, the AM input connector 3 inserted in the recess 50b
6 are bent to support plates 72 and 74 for supporting both sides.
I have. The ends of the support plates 72 and 74 are engaged with the partition plate 70.
Together, they also function as reinforcing members. The upper ends of the support plates 72 and 74 have an AM
A pair of projections 36f and 36g of the input connector 36 are engaged.
To restrict the mounting position of the AM input connector 36
The recesses 72a and 74a are provided on the partition plate 70.
So as to regulate the position of the back of the AM input connector 36
A protruding projection 70a is provided. The left side plate 5 surrounding the partition wall 68 and the second chamber 66
2. The back plate 56 and the concave side plate 60 have upper end portions bent in an L-shape.
It has been processed to increase rigidity. And out
At the position where the force connector 34 is attached,
A concave portion 58 having an opening above and below is formed,
The output connector 34 arranged on the printed circuit board 24 is
Side and above. That
A flat cable in the insertion port 34a of the output connector 34.
Output connector when inserting the terminal of the cable (not shown)
The insertion operation can be performed from the side or the upper side of 34. The output connector 34 of the present embodiment comprises:Pudding
In a state of being placed on the substrate 24Has an insertion port on the side
It is a face-down connector,Mounted on the printed circuit board 24
In the stateA vertical connector having an insertion port 34a on the top
Attachment to the printed circuit board 24 becomes possible. this
Thus, for example, the insertion opening on the side according to the user's request
Face-down connector or vertical type with insertion port on top
Selective use of any connector
Become. The concave side plate 60 has an upper end formed with a partition wall 68.
It is suspended between the back plate 56 and the lower end is a printed circuit board.
24 is in contact with the upper surface. Further, the concave side plate 60 is located on the left side.
The part is a protrusion 68a cut and raised in the horizontal direction from the partition wall 68.
Abut As a result, the recess side plate 60 is
A gap is formed between the protrusions 68a (FIG. 3A).
(Refer to (B).)
Premature wobble is prevented. An output connector of a back plate (case wall) 56 is provided.
Output from the back side to the part facing the side of the connector 34
Opening 56a is provided so that the side of the connector 34 can be seen.
Have been. This opening 56a is stamped into a square shape
It is formed in a U-shape that continues to the right side.
Therefore, the worker performing the assembling work requires the opening 56 of the back plate 56.
a, the mounting position of the output connector 34 can be visually recognized.
It becomes possible to connect a cable (not shown) to the output connector 3.
4 can be easily assembled. for that reason,
The operator is required to set the shield case 22 to the housing or bracket.
Even when it is fixed to the
Between the connector side and the output connector 34 and the cable
Visualization of the positional relationship improves workability and production efficiency
Can be increased. The front plate 50, the left side plate 52, and the right side plate 5
4. The peripheral edge of the upper cover 44 is provided on the back plate 56 and the concave side plate 60.
Upper bulging portion 76 for locking a portion (to be described later);
Lower part for locking a peripheral portion (described later) of the cover 46
The bulging portion 78 projects at a predetermined interval. In addition, the upper bulge
The section 76 and the lower swelling section 78 have an R-shaped cross section.
The peripheral portions of the upper cover 44 and the lower bulging portion 78
Is formed so that it can be overcome. An intermediate portion between the left side plate 52 and the right side plate 54
There is a rectangular upper part to prevent the upper cover 44 from falling off.
A locking hole 80 and a rectangular shape for preventing the lower cover 46 from falling off
And a lower locking hole 82. Further, the left side plate 52, the right side plate 54, the back plate 5
6 is a solid soldered to the periphery of the printed circuit board 24.
An attachment portion 84 is provided. This fixing portion 84 is elongated
So that it comes into contact with the periphery of the printed circuit board 24.
Soldered in a state of being bent inward. FIG. 5 shows a part of the housing 42.
FIG. 5A is a sectional view showing a cross section taken along line AA in FIG.
FIG. 4B is a cross-sectional view taken along the line BB in FIG.
FIG. 4D is a cross-sectional view taken along the line CC in FIG. 4, and FIG.
FIG. As shown in FIG. 5A, the partition 68
Is laid between the left side plate 52 and the right side plate 54,
In addition to the protrusion 68a, a switch formed on the printed circuit board 24 is provided.
Fitting portions 68b to 68d fitted to lits (not shown)
Do not come into contact with the shield member 40 on the printed circuit board 24.
And a relief portion 68e formed as described above. The fitting portion 68b projects in an elongated shape.
The printed circuit board 24
Soldered on the lower surface side. As shown in FIG. 5B, the partition plate 70
Abuts on the printed circuit board 24 in addition to the protrusion 70a.
Abutting portion 70b and projecting downward from an end of the abutting portion 70b
Then, a slit (shown in FIG.
), The fitting portions 70c, 70d
It is formed so as not to contact the shield member 40 on the plate 24.
Escaped portion 70e and projections 72b of support plates 72 and 74,
Lock holes 70f and 70g into which 74b is fitted, and AM input
For alignment that protrudes from the back of the connector 36
(Not shown) are provided with engaging holes 70h and 70i.
Have been. As shown in FIG. 5C, the front plate 50
The support plate 72 bent inward is connected to the AM input connector.
Positioning recess 72a for regulating the mounting position of the
And a projection 72b fitted into the locking hole 70f of the partition plate 70
And As shown in FIG. 5D, the front plate 50
The support plate 74 bent inside is connected to the AM input connector.
Positioning recess 74a for regulating the mounting position of the
And a projection 74b fitted into the locking hole 70g of the partition plate 70
And FIG. 6 shows the structure of the upper cover 44.
(A) is a front view, (B) is a plan view, and (C) is a back view.
(D) is a right side view, and (E) is a left side view. As shown in FIGS. 6A to 6E,
The cover 44 closes the upper opening of the housing 42.
A surface 44a and a front engaging portion bent forward of the upper surface 44a
44b and a left engaging portion 4 bent to the left of the upper surface 44a
4c and a right engaging portion 44 bent rightward on the upper surface 44a.
d and a right side member bent to the right side corresponding to the escape portion 68e.
A mating portion 44e and a rear engagement bent to the rear of the upper surface 44a
Part 44f and the engaging part bent corresponding to the escape part 68e
44 g. The front engaging portion 44b and the left engaging portion 44
c, right engaging portion 44d, right engaging portion 44e, rear engaging portion
44f, a front plate 50, a left side plate 52 of the housing 42,
Upper portions provided on the right side plate 54, the back plate 56, and the concave side plate 60
Notches 83 are provided at predetermined intervals to facilitate engagement with the bulging portion 76.
Is provided. An AM input connector is provided on the upper surface 44a.
The AM input connector 36 upward by contacting the upper surface of the
, A connector holding portion 87 for holding the connector is provided. Sa
Further, a plurality of left sides bent downward from both sides of the upper surface 44a.
Central portion of the side engaging portion 44c and the plurality of right engaging portions 44d
The upper part of the housing 42 is
A locking piece 86 is provided that fits into the stop hole 80 and prevents falling off.
Have been. As shown in FIGS. 7A and 7B, the front part
Engagement portion 44b, left engagement portion 44c, right engagement portion 44d,
The right-side engaging portion 44e and the rear-side engaging portion 44f have their tip portions
88 and 90 are bent into a V-shape, and the bent portion
The front plate 50, the left plate 52, and the right plate 5 of the housing 42
4. Upper bulging portion 7 provided on back plate 56 and concave side plate 60
So that the bending angles α and β increase in the process of riding on 6.
And the engagement with the upper bulging portion 76 can be easily performed. So
The front engagement portion 44b, the left engagement portion 44c, and the right engagement
The portion 44d, the right engagement portion 44e, and the rear engagement portion 44f
When the end portions 88 and 90 climb over the upper bulge 76,
Engage with the bulging portion 76 to prevent the four sides from dropping upward.
It is. As shown in FIGS. 8A and 8B,
At the center of the locking portion 85 bent downward from both sides of 44a
Is formed with a U-shaped slit 85a, and the locking piece 86
It is surrounded by this slit 85a. Locking piece 86
The lower end is integrated with the locking portion 85, and the upper end 86a is
It is formed in an inclined state so as to bite into the side. As shown in FIGS. 9A and 9B,
When the bar 44 is mounted on top of the housing 42,
The upper end 86a of the piece 86 has an upper locking hole of the housing 42.
80. As a result, the upper cover 44 is
Even if these impacts are applied, the upper end portion 86a of the locking piece 86 is at the top.
It comes into contact with the peripheral portion of the locking hole 80 and is removed from the housing 42.
Dropping is reliably prevented. As shown in FIGS. 10A and 10B,
Connector holding portion 8 provided on upper surface 44a of cover 44
7 is at a position facing the upper surface of the AM input connector 36.
Provided at a position one step lower than the upper surface 44a,
In addition, a pair of contacts that contact the upper surface of the AM input connector 36.
The contact portion 87a is recessed so as to protrude further downward.
You. Therefore, the AM input connector 36 is connected to the housing
The concave portion 50b provided in the front plate 50 of 42 and the connector holding
Between the contact portion 87a of the portion 87 and no backlash
Is maintained. FIG. 11 shows the structure of the lower cover 46.
(A) is a front view, (B) is a bottom view, and (C) is a back view.
(D) is a left side view, and (E) is a right side view. As shown in FIGS. 11A to 11E,
The lower cover 46 closes a lower opening of the housing 42.
Lower surface 46a, front engagement bent forward of lower surface 46a
Portion 46b and a left engaging portion bent to the left of lower surface 46a
46c, right-hand engaging portion 4 bent to the right of lower surface 46a
6d and a rear engaging portion 46 bent rearward of the lower surface 46a.
e and the engaging portion 46f bent corresponding to the escape portion 68e.
And The front engaging portion 46b and the left engaging portion 46
c, the right side engaging portion 46d and the rear side engaging portion 44e
Plate 50, left side plate 52, right side plate 54, back plate 5 of the ring 42
6. Engage with the lower bulging portion 78 provided on the concave side plate 60.
Notches 92 are provided at predetermined intervals for ease. Further, it is bent upward from both sides of the lower surface 46a.
The plurality of left engaging portions 46c and the plurality of right engaging portions 4
The locking portion 94 provided at the center portion of the 6d has a housing
Engagement with the lower locking hole 82 of the locking member 42 to prevent the falling off.
A stop 95 is provided. As shown in FIGS. 12A and 12B,
Part engaging part 46b, left engaging part 46c, right engaging part 46
d, the rear-side engaging portion 46e has a front end portion 96, 97;
The bent part is shaped like a housing.
42 front plate 50, left side plate 52, right side plate 54, back plate 56,
Riding on the lower bulging portion 78 provided on the concave side plate 60
In the process, the bending angles α and β are deformed to increase
Engagement with the bulging portion 78 can be easily performed. And front engagement
Part 46b, left engaging part 46c, right engaging part 46d, rear side
The engagement portion 44e has a distal end portion 96, 97 having a lower bulging portion 78.
Over the lower bulge 78 and
Is prevented from falling off. As shown in FIGS. 13A and 13B,
The center of the locking portion 94 bent downward from both sides of the surface 46a
Is formed with a U-shaped slit 94a.
Are surrounded by the slit 94a. Locking piece 95
The lower end is integrated with the locking portion 94 and the lower end 95a is
It is formed in an inclined state so as to bite into the side. As shown in FIGS. 14A and 14B,
When the cover 46 is attached to the lower part of the housing 42,
The lower end portion 86 a of the stopper 95 is engaged with the lower portion of the housing 42.
The hole 82 is fitted. As a result, the lower cover 46 is
The lower end 95a of the locking piece 95 is up even if an impact from
From the housing 42 by contacting the peripheral edge of the
Dropping is reliably prevented. Here, a modified example will be described. The above
In the embodiment, the back plate 56 faces the side of the output connector 34.
The configuration in which the opening 56a is provided in the portion where
However, the present invention is not limited to this, and the opening 56a is formed as follows.
Other shapes may be used. FIG. 15 shows a shield case according to the first modification.
It is a rear view. As shown in FIG.
The back plate 56 of the chip 22 is soldered to the printed circuit board 24.
The exposed side and top of the output connector 34 are exposed.
From the portion facing the side surface of the output connector 34
Is provided. This enables assembly work
Sometimes the side and top of the output connector 34
From the back plate 56 side of the
Cable (not shown) can be easily inserted. FIG. 16 shows a shield case of a second modification.
It is a rear view. As shown in FIG.
The back plate 56 of the chip 22 is soldered to the printed circuit board 24.
So that a part of the side surface of the output connector 34 is exposed.
The portion facing the side of the output connector 34 has a rectangular
An opening 102 is provided. This allows output during assembly work
The connector 34 is attached to the back plate 5 of the shield case 22.
6 from the side, the cable (shown
) Can be easily inserted. FIG. 17 shows a shield case according to a third modification.
It is a rear view. As shown in FIG.
The back plate 56 of the chip 22 is soldered to the printed circuit board 24.
The exposed side and front of the output connector 34 are exposed.
Is formed. This allows the assembly
Shields the side and front of the output connector 34 during work
It is possible to view the case 22 from the back plate 56 side.
Between the cable (not shown) and the output connector 34.
The cable insertion work can be easily performed by checking the pair position. FIG. 18 shows a shield case according to a fourth modification.
It is a rear view. As shown in FIG.
The back plate 56 of the chip 22 is soldered to the printed circuit board 24.
Circular opening exposing the side of the output connector 34
106 is provided. This allows output connectors to be used during assembly work.
The side surface of the shield 34 from the back plate 56 side of the shield case 22
It is possible to see it, and the cable (not shown)
Check the relative position with the force connector 34 and insert the cable.
Easy entry work. In the above embodiment, the AM / FM tuner is used.
Was described as an example, but the invention is not limited to this.
Of course, it can be applied to electronic devices. [0052] As described above, according to the present invention, an electronic component is provided.
as well asFor outputAn electronic machine that houses a board on which connectors are placed
In the shield case of the vessel,Each electron placed on the board
A housing formed to surround the components; The housing
On the top of the housing so as to close the top opening of the housing
An upper cover to be attached, Front so that it faces the lower surface of the substrate
A lower cover attached to a lower portion of the housing; With
Yes, The housing is a shielding material that blocks electromagnetic waves
Press-formed sheet metal made of
And A front plate to which the input connector is attached, The substrate
A left side plate located to the left of Located to the right of the substrate
Right side plate, A back plate located behind the substrate, The output
Formed on the right side plate to expose the connector for
A recess, Having a recess side plate forming the recess, The above
The housing so as to open a bar above the recess
Formed to correspond to the upper shape ofOf the substrateThe concave
In the position exposed by the partVertical connector or face down connector
One of the connectorsAs an output connectorSelectively set
The vertical connector or the protruding connector is provided.
WasSurround the recessWith an opening in the case wall,Vertical
Connectors or protruding connectors can be installed on the board
Enabled, and the side of the connector from the opening in the case wall
And the connection position of the cable can be visually recognized.
Can be easily connected to the flat connector. That
Therefore, the operator must make sure that the shield case is
Even when the connector is fixed to the
The relative positional relationship between the connector and cable from the side of the
To improve productivity and improve production efficiency.
Can be.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view showing an embodiment of a shield case of an electronic device according to the present invention. 2 (A) is a front view, FIG. 2 (B) is a plan view, FIG. 2 (C) is a rear view, FIG. 2 (D) is a right side view, and FIG. 2 (E) is a left side view. FIG. FIG. 3 is a diagram showing a configuration of a housing 42, and FIG.
3 is a perspective view, and FIG. 3B is an enlarged view of a portion A. FIG. 4 is a view showing a configuration of a housing 42, and FIG.
Is a front view, (B) is a plan view, (C) is a rear view, (D) is a right side view, and (E) is a left side view. 5A and 5B are diagrams partially showing a part of a housing 42, and FIG. 5A is a sectional view taken along line AA in FIG.
4 (B) is a cross-sectional view along the line BB in FIG. 4, (C) is a cross-sectional view along the line CC in FIG. 4, and (D) is a cross-sectional view along the line DD in FIG. 6A and 6B are diagrams showing a configuration of an upper cover 44, wherein FIG. 6A is a front view, FIG. 6B is a plan view, FIG. 6C is a rear view, FIG. 6D is a right side view, and FIG. FIG. FIG. 7 is a view showing a shape of an engaging portion of the upper cover 44;
6A is a longitudinal sectional view taken along the line EE in FIG. 6, and FIG.
It is a longitudinal cross-sectional view which follows the middle FF line. 8A and 8B are diagrams showing a shape of a locking portion 85 of the upper cover 44, wherein FIG. 8A is a side view and FIG. 8B is a longitudinal sectional view. FIG. 9 is a view showing a state in which a locking portion 85 of the upper cover 44 is locked to the housing 42, and FIG.
(B) is a side view. 10A and 10B are enlarged views of a holding portion 87 of the upper cover 44, wherein FIG. 10A is a plan view and FIG. 10B is a longitudinal sectional view. FIG. 11 is a view showing a configuration of a lower cover 46, and FIG.
Is a front view, (B) is a bottom view, (C) is a rear view, (D) is a left side view, and (E) is a right side view. 12A and 12B are diagrams showing a shape of an engaging portion of the lower cover 46, wherein FIG. 12A is a longitudinal sectional view along line JJ in FIG. 11, and FIG.
FIG. 12 is a longitudinal sectional view taken along the line KK in FIG. 13A and 13B are diagrams showing a shape of a locking portion 94 of the lower cover 46, wherein FIG. 13A is a longitudinal sectional view and FIG. 13B is a side view. FIG. 14 shows a state in which the locking portion 94 of the lower cover 46 is in the housing 42.
It is a figure which shows the state latched to, (A) is a side view,
(B) is a longitudinal sectional view. FIG. 15 is a rear view of a shield case showing a first modification; FIG. 16 is a rear view of a shield case showing a modification 2; FIG. 17 is a rear view of a shield case showing a third modification. FIG. 18 is a rear view of a shield case showing Modification Example 4. [Description of Signs] 20 Electronic device 22 Shield case 24 Printed circuit board 26 FM front end unit 28 AM front end unit 30 PLL (phased lock loop) unit 32 FM / AM detection / stereo demodulation unit 34 Output connector 36 AM input Connector 38 FM input connector 40 Shielding member 42 Housing 44 Upper cover 46 Lower cover 50 Front plate 52 Left plate 54 Right plate 56 Back plate 56 a, 100, 102, 104, 106 Opening 58 Recess 60 Recess side plate 64 First chamber 66 Second chamber 68 Partition wall 70 Partition plate 72, 74 Support plate 76 Upper bulging part 78 Lower bulging part 80 Upper locking hole 82 Lower locking hole 85, 94 Locking part 86, 95 Locking piece 87 Connector holding Department

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-2000-208222 (JP, A) JP-A-63-133600 (JP, A) JP-A-58-153395 (JP, A) JP-A 60-212983 (JP, A) JP-A-10-335881 (JP, A) JP-A-11-214864 (JP, A) JP-A-9-320687 (JP, A) JP-A-11-68337 (JP, A) JP-A-7-249878 (JP, A) JP-A-2002-231385 (JP, A) JP-A-2002-108503 (JP, A) JP-A-1-160876 (JP, U) JP-A-63-178396 (JP, A) U) (58) Fields investigated (Int. Cl. ⁷ , DB name) H05K 5/00-5/06 H05K 7/04 H05K 7/10 H05K 9/00

Claims (1)

(57) [Claims] An electronic component andFor outputConnector is placed
In a shield case of an electronic device that storesC formed to surround each electronic component placed on the substrate
With aging, The housing is closed so as to close an upper opening of the housing.
An upper cover attached to the top of the Mounted on the lower part of the housing so as to face the lower surface of the substrate.
With a lower cover to be worn, With The housing is made of a shielding material that blocks electromagnetic waves.
Pressed sheet metal is formed into a frame shape, A front plate to which the input connector is attached, A left side plate located to the left of the substrate, A right side plate located to the right of the substrate, A back plate located behind the substrate, Shape the right side plate to expose the output connector
Formed recess, Having a recess side plate forming the recess, The upper cover is opened to open the upper part of the recess.
Formed to correspond to the upper shape of the housing, Of the substrateAt the position exposed by the recessVertical connector
Connector or face down connectorOutput connector
AsSelectively provided, The vertical connector or the protruding connector is provided.Previous
Surround the recessAn opening is provided in the case wall.
Case for electronic equipment.