JPH04320394A - Electronic equipment mounting structure - Google Patents

Abstract

PURPOSE:To provide an electronic equipment mounting structure where the first electronic equipment can securely hold the second one and where the number of parts of the first one can be reduced. CONSTITUTION:Make guide parts 45a and 45b of the first electronic equipment 31 guide the second electronic equipment 32 to slide 32 to 31 and to make a claw part 57 touch the catching part 42 of 31, so that the movement of 32 whose direction is reverse to that of 31 is obstructed by the protruding part 67 formed on an elastic part 65 set on 32 touching the second catching part 47 on 31. Also, the elastic force of the first catching part 42 and the claw part 57 causes the protruding part 67 to be pushed against the second catching part 47.

Description

[Detailed description of the invention]

[Purpose of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device mounting structure for attaching a second electronic device to a first electronic device.

0002

2. Description of the Related Art Conventional radio telephones are shown in FIGS. 9 to 11. This wireless telephone is a telephone main body (first electronic device)
1 and a battery pack (second electronic device) 2 that supplies power to the telephone main body 1.

[0003] The telephone main body 1 houses various circuit sections 3 constituting the functions of the telephone, as shown in FIGS. 9 and 10.
As shown in the figure, it has a recess 6 into which the front end 4 of the battery pack 2 is fitted, guide parts 8, 8 that guide both sides of the battery pack 2, and a lever 11 that holds the rear end 10 of the battery pack 2. are doing. The lever 11 is attached to the support shaft 1
2, and is rotatably attached to the telephone main body 11 through a spring 14, and is urged in the direction of arrow e by a spring 14.

On the other hand, the battery pack 2 has a secondary battery 5 constituting the battery housed therein, and a recess 16 into which the claw 15 of the lever 11 fits is formed on the rear end surface.

This battery pack 2 is attached to the telephone main body 1 by inserting the leading end 4 into the recess 6 of the telephone main body 1 and pressing the rear end 10 in the direction of arrow d. As a result, the connection terminal 18 on the phone body 1 side and the connection terminal (not shown) on the battery pack 2 side come into contact,
Both 1 and 2 are also electrically connected.

According to this conventional mounting structure, in order to hold the rear end portion 10 of the battery pack 2, the lever 11,
Since it is necessary to attach the support shaft 12 and the spring 14 to the telephone body 1, there is a problem in that the number of parts and the number of assembly steps for the telephone body 1 increase.

[0007] Furthermore, if the lever 11 that locks the battery pack 2 comes off due to an impact or the like, there is a problem in that the battery pack 2 falls off from the telephone main body 1.

Furthermore, since the battery pack 2 is held in the direction of the arrow f only by fitting into the telephone body 1, as shown in FIG. 11(a), the battery pack 2 and the guide parts 8, 8 If there is a gap t between the
In some cases, a contact failure occurred between the battery pack 8 and the connection terminal of the battery pack 2. Also, in order to solve this problem,
If the fitting dimensions between the battery pack 2 and both guide parts 8, 8 were made strict, there was a problem that both guide parts 8, 8 would bulge outward as shown in FIG. 11(b).

[0009]

[Problems to be Solved by the Invention] As mentioned above, in the conventional mounting structure, a separate lever, spring, etc. is provided on the side of the first electronic device to hold the second electronic device.
There was a problem in that the number of parts and assembly man-hours for electronic devices increased. Furthermore, there is a problem in that when the lever comes off due to an impact or the like, the second electronic device falls off from the first electronic device. Further, in directions other than the direction in which the lever is pressed, play is likely to occur in the second electronic device, and poor contact may occur between the first electronic device and the second electronic device.

The present invention has been made in view of these conventional drawbacks, and it is possible to reliably hold a second electronic device in a first electronic device, and to reduce the number of parts of the first electronic device. The purpose of the present invention is to provide a mounting structure for electronic equipment that can reduce the amount of damage. [Structure of the invention]

[0011]

[Means for Solving the Problems] The present invention provides an electronic device mounting structure for attaching a second electronic device to the first electronic device by sliding the second electronic device with respect to the first electronic device. A guide portion provided on the first electronic device to hold the second electronic device in a slidable state in a first direction; and a guide portion provided on the first electronic device to slide the second electronic device in the first direction. a first locking portion that is provided on the second electronic device and that contacts the second electronic device and prevents the second electronic device from sliding in the first direction; an elastic section provided with elasticity in a second direction intersecting the direction of the first electronic device; a second locking portion that comes into contact with and blocks a protrusion formed on the elastic portion; At least one of the device parts is configured to have elasticity to press the second electronic device in a direction opposite to the first direction.

[0012] Furthermore, it is preferable that the elastic portion of the second electronic device is pressed in the second direction by the second locking portion of the first electronic device.

[0013] Furthermore, it is preferable that the first electronic device and the second electronic device are electrically connected by a terminal having elasticity in a third direction intersecting the first and second directions.

[0014]

[Operation] According to the present invention, when the second electronic device is guided by the guide portion of the first electronic device and the second electronic device is slid in the first direction and brought into contact with the first locking portion, The movement of the second electronic device in the opposite direction to the first direction is achieved by using the elasticity of the elastic portion of the second electronic device to move over the protrusion provided on the elastic portion of the second electronic device. This is prevented by the abutment of the protrusions. Further, in this case, since at least one of the first locking part and the part of the second electronic device that is brought into contact with the first locking part has elasticity, the protrusion is attached to the second electronic device. The electronic device is pressed against the locking portion with an appropriate elastic force, and no play occurs between the first and second electronic devices in the first direction.

[0015] Furthermore, if the elastic part of the second electronic device is pressed in the second direction by the second locking part of the first electronic device, the second electronic device It is pressed against the first electronic device with a moderate elastic force in the direction.

[0016] Furthermore, if the first and second electronic devices are electrically connected by a terminal having elasticity in the third direction, the second electronic device is connected to the first electronic device. So, the third
Even if wobbling occurs in the third direction, the elasticity of the terminal compensates for the wobbling in the third direction, so no contact failure occurs.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail below with reference to FIGS. 1 to 8. Figure 1 is an explanatory diagram of the battery pack attached to the telephone body, Figure 2 is an exploded perspective view of the wireless telephone explaining how to attach the battery pack, Figure 3 is a rear and side view of the telephone body, and Figure 4 is the battery pack. 5 is an explanatory view showing the state before sliding the battery pack into the phone main body, FIG. 6 is a cross-sectional view taken along the line C-C of FIG. 1(a), and FIG. 7 is a cross-sectional view of FIG. (b) is an enlarged view of the circular portion D, and FIG. 8 is an enlarged view of the portion E indicated by the dashed-dotted line in FIG. 1(a).

As shown in FIG. 2, the wireless telephone having the mounting structure according to the present invention has a telephone main body (first electronic device) 3.
1 and a battery pack (second electronic device) 32 that supplies power to the telephone main body 31. placed in the direction of arrow b1 (first
3) by sliding the phone body 3 in the direction of
It is configured to be attached to 1. The main parts of the telephone main body 31 and the battery pack 32 according to the present invention will be explained below.

The telephone main body 31 houses various circuit sections 34 that constitute the functions of the telephone (FIG. 6). The casing of the telephone body 31 is made of plastic, and as shown in FIGS. 1 to 3, an edge 37 is provided around the back side 34 to guide the side surface 36 of the battery pack 32, and the tip A locking portion (first locking portion) 42 in which a recess 40 is formed is provided on the 39 side. In addition, in the middle of the back side 34 side of the phone main body 31 and on the rear end 44 side,
Guide parts 45a and 45b for holding the battery pack 32 in a slidable state in the direction of arrows b1-b2
A pair of protrusions (second locking portions) 47 are provided upright between the guide portions 45a and 45b. In addition, as shown in FIG. 3(a), a pair of protrusions 47
, 47 is L2, and the distance from the bottom wall of the recess 40 to the projection 47 is L1.

Further, a connection terminal 49 is provided at a portion near the rear end 44 on the back side 34 of the telephone main body 31, and a pin-shaped contact 491 constituting this connection terminal 49 is held by a spring (not shown). It is biased in the direction of arrow a2, which is the direction toward battery pack 32.

A secondary battery 51 constituting a battery is housed in the battery pack 32 (FIG. 6). The outer shell of the battery pack 32 is made of plastic, and as shown in FIGS. 1, 2, and 4, a surface (hereinafter referred to as the "opposing surface") 5 facing the back surface 34 of the telephone main body 31
A pair of claw portions 57, 57 are provided at the tip 55 on the third side to be engaged with the locking portion 42 of the telephone main body 31. This claw portion 57 has notches 58 formed at both ends to provide elasticity in the direction of arrows b1-b2.

Further, the battery pack 32 is moved in the direction of the arrow a1 shown in FIG.
Notches 61a and 61b are formed for inserting the guide portions 45a and 45b on the first side.
The battery pack 32 is slid in the direction of the arrow b1 on the rear side of the guide portions 45a and 45b.
Grooves 63a and 63b are formed into which are inserted.

Furthermore, a pair of left and right elastic portions 65, 65 are provided between the notch 61a and the notch 61b on the facing surface 53 of the battery pack 32. This elastic part 65 is
By being formed into a rod shape, it is possible to move in the direction of arrow a (a1 and a
2 directions) and in the arrow c direction (second direction), which is a direction perpendicular to the arrow b direction (b1 and b2 directions), each elastic portion 65 has an outward protrusion. 6
7, and a pressing section 68 used by the operator to bend the elastic section 65 inward. The outer distance l2 between the pair of elastic parts 65, 65 is made larger than the inner distance L2 between the protrusions 47, 47 described above, and the outer distance l1 from the tip of the claw part 57 to the protrusion 67 of the elastic part 65 is is the projection 47 from the bottom wall of the recess 40 described above.
The distance L1 is set to be larger than the distance L1.

Further, a plate-shaped connection terminal 69 is provided on the facing surface 53 of the battery pack 32 in correspondence with the connection terminal 49 on the telephone main body 31 side.

Next, the process of attaching the battery pack 32 to the telephone main body 31 will be explained. First, as shown in FIG. 2, move the battery pack 32 toward the telephone main body 31 from the arrow a1 direction, and
, 45b to the notches 61a, 6 of the battery pack 32
1b to position the battery pack 32 as shown in FIG.

Next, the battery pack 32 is slid in the direction of the arrow b1, and the claw portion 57 at the front end is pressed against the locking portion 42 (FIG. 7). By sliding in the direction of arrow b1, the guide portion 45a is inserted into the groove 63a of the battery pack 32, as shown in FIG.
is inserted into the groove 63b, and the arrow a of the battery pack 32
Movement in this direction and in the direction of arrow c perpendicular to this direction is regulated by guide portions 45a and 45b.

On the other hand, when the battery pack 32 is slid in the direction of the arrow b1, the protrusion 47 on the phone main body 31 side,
47 moves while bending the pair of elastic parts 65, 65 inward, and after riding on the protrusion 67 of the elastic part 65, as shown in FIG.
and located at the position shown in FIG. Therefore, arrow b
The movement of the battery pack 32 in the direction of the arrow b2, which is the opposite direction to the first direction, is caused by the protrusion 67 being the protrusion (second locking part) 4.
7, it is blocked. Furthermore, the protrusion 67 is pressed against the protrusion 47 by the appropriate elastic force of the locking part 42 and the claw part 57. Therefore, the battery pack 32 has no play against the telephone main body 31 in the direction of the arrow a. Further, the pair of elastic parts 65 are bent inward by the protrusion 47, and a suitable repulsion force is generated. Therefore, the battery pack 32 has no play against the telephone main body 31 even in the direction of the arrow c.

On the other hand, when the battery pack 32 is attached to the telephone body 31 as shown in FIG.
The connection terminal 69 on the 2 side is the connection terminal 49 on the phone main body 31 side.
, and both 31 and 32 are electrically connected, but the contact pin 491 of the connection terminal 49 is connected to the arrow a2.
It is biased in the direction by a spring (not shown). Therefore, when the battery pack 32 is
Even if there is play in the direction, the elasticity of the terminal 49 is
Since it compensates for directional play, contact failures will not occur.

When removing the battery pack 32, the pressing portion 68 of the battery pack 32 is pushed in to release the lock by the protrusion 47, and the battery pack 32 is slid in the direction of arrow b2.

[0030]

Effects of the Invention As explained above, in the mounting structure of the present invention, the second electronic device is guided by the guide section provided on the first electronic device and slid in the first direction, and the second electronic device is slid into the first locking position. When the second electronic device is brought into contact with the protrusion on the side of the second electronic device, the movement of the second electronic device in the opposite direction to the first direction is caused by the movement of the second electronic device in the direction opposite to the first direction.
Since the second electronic device is blocked by the second locking part on the electronic device side, the second electronic device is securely held by the first electronic device, even if the second locking part is released due to an impact or the like. , second
Since the electronic device is held by the guide portion in directions other than the first direction, the second electronic device will not fall off from the first electronic device. Further, since the first and second locking portions and guide portions can be formed integrally with the casing of the first electronic device, the number of parts and assembly steps of the first electronic device can be reduced.

[0031] Furthermore, at least one of the first locking portion and the portion of the second electronic device that is brought into contact with the locking portion is elastic, and the protrusion of the second electronic device is the second
Since the electronic device is pressed against the locking portion with an appropriate elastic force, no play occurs between the first and second electronic devices in the first direction.

[0032] Furthermore, if the elastic part of the second electronic device is pressed in the second direction by the second locking part of the first electronic device, the elastic part of the second electronic device can also be pressed in the second direction. Second
There is no play between electronic devices.

[0033] Furthermore, if the first and second electronic devices are electrically connected by a terminal having elasticity in the third direction, the third direction is connected between the first and second electronic devices. Even if play occurs in the third direction, the elasticity of the terminal compensates for the play in the third direction, so no contact failure will occur.

[Brief explanation of the drawing]

FIG. 1 is a diagram illustrating an embodiment of the present invention, (a)
1 is an explanatory diagram of a state in which the battery pack is attached to the telephone body, and FIG.

FIG. 2 is an exploded perspective view of a wireless telephone illustrating an embodiment of the present invention.

FIG. 3 is a diagram illustrating a telephone main body according to an embodiment of the present invention, in which (a) is a rear view and (b) is a side view.

FIG. 4 is a diagram illustrating a battery pack according to an embodiment of the present invention, in which (a) is a plan view, (b) is a front view, and (
c) is a side view.

FIG. 5 is a diagram illustrating an embodiment of the present invention, (a)
is an explanatory diagram showing the state before sliding the battery pack against the phone body, (b) is B-B of (a)
FIG.

FIG. 6 is a sectional view taken along line CC in FIG. 1(a).

FIG. 7 is an enlarged view of circle part D in FIG. 1(b).

FIG. 8 is an enlarged view of portion E indicated by the dashed-dotted line in FIG. 1(a).

FIG. 9 is an exploded perspective view of a conventional wireless telephone.

FIG. 10 is a sectional view taken along line FF in FIG. 9;

FIG. 11 is a sectional view taken along line GG in FIG. 9;

[Explanation of symbols]

31 First electronic device
32 Second electronic device 42 First locking part
45a, 45b guide part

Claims (3)

[Claims] 1. An electronic device mounting structure in which the second electronic device is attached to the first electronic device by sliding the second electronic device with respect to the first electronic device, wherein the second electronic device is attached to the first electronic device. a guide section provided on the first electronic device to hold the second electronic device in a slidable state in a first direction; and a second electronic device provided on the first electronic device and slidable in the first direction. a first locking portion that comes into contact with the device and prevents the second electronic device from sliding in the first direction; and a first locking portion that is provided on the second electronic device and intersects with the first direction. an elastic section that is elastic in a second direction; and an elastic section that is provided on the first electronic device and that allows the second electronic device to slide in a direction opposite to the first direction. a second locking portion that contacts and blocks the protrusion, the first locking portion and a portion of the second electronic device that is brought into contact with the first locking portion; A mounting structure for an electronic device, wherein one of the two has elasticity to press the second electronic device in a direction opposite to the first direction. 2. Attachment of an electronic device according to claim 1, wherein the elastic portion of the second electronic device is pressed in the second direction by the second locking portion of the first electronic device. structure. 3. The first electronic device and the second electronic device are electrically connected by a terminal having elasticity in a third direction intersecting the first and second directions. The mounting structure for an electronic device according to claim 1 or 2, characterized in that: