JP3298526B2 - Electronics - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device having a mechanism for attaching and detaching a detachable unit which is inserted into an electronic device body and electrically connected by a connector.

[0002]

2. Description of the Related Art Conventionally, in electronic devices such as a computer, a cellular phone, and an information communication device, a detachable unit typified by a memory unit and a battery unit is attached to and detached from the main body of the electronic device to add functions. It has been used to improve usability. FIG. 5 is a perspective view showing an electronic device attaching / detaching mechanism disclosed in, for example, Japanese Utility Model Laid-Open Publication No. 3-57151. In FIG. 5, 1 is an electronic device housing, 2 is a detachable unit inserted into the electronic device housing 1 and fitted with a connector, 3 is a substantially U-shaped handle rotatably attached to the detachable unit 2, and 3a is This is a fulcrum shaft of the handle 3, and the handle 3 rotates around the fulcrum shaft 3a. 3b is the handle 3
Are cam portions formed at both ends of the cam. 4 is a detachable unit 2
4a are sliders provided on both side surfaces of the steering wheel.
And 5 are guide pins of the slider 4. 6a is a connector on the detachable unit 2 side, and 6b is a connector on the electronic device housing 1 side.

Next, the operation will be described. When attaching the detachable unit 2 to the electronic device housing 1, the detachable unit 2
Hold both sides of the electronic device with both hands, insert it into the electronic device housing 1, and check the parallelism between the detachable unit 2 and the electronic device housing 1,
The connector 6a and the connector 6b are fitted. When detaching the detachable unit 2 from the electronic device housing 1, the handle 3 is pulled forward and rotated by 90 degrees. Along with this rotation, the contact portion 4a of the slider 4 slides by the cam portion 3b of the handle 3, and the slider 4 slides in the direction of being pushed into the electronic device housing 1. By this movement, the slider 4 presses the housing surface of the electronic device housing 1, and the reaction force overcomes the frictional force generated by the fitting between the connector 6 a and the connector 6 b, and the detachable unit 2 moves the electronic device housing 1. It is pushed out of the body 1.

[0004]

In such a conventional attachment / detachment mechanism for an electronic device, the force holding the detachable unit to be attached / detached to / from the housing of the electronic device is only a frictional force generated by fitting of the connector. In an environment where force is exerted, for example, under vibration in a vehicle or in an environment where the portable device is used, the connector fitting of the detachable unit is loosened and the contact is poor,
There has been a problem that the connector is disengaged. Also, when the size of the detachable unit is large or the number of connectors increases, the frictional force due to connector fitting increases,
If it is necessary to increase the force applied when removing the detachable unit, a mechanism for pulling out the detachable unit such as a handle or a slider also becomes large, and a space for manually moving these mechanisms is required. Therefore, convenience is poor, and since these mechanisms are provided on the detachable unit side, there is a problem that the detachable unit itself becomes large.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and provides an electronic apparatus having a detachable mechanism which is excellent in vibration resistance by generating a holding force when the detachable unit is mounted, and has a detachable mechanism for compact operation. The purpose is to:

[0006]

According to a first aspect of the present invention, there is provided an electronic apparatus having a connector, an attaching / detaching unit detachably attached to the connector, and a convex portion, which is mounted on the connector by one-way rotation. A rotating member for pressing and holding the detachable unit and releasing the pressing by the convex portion by rotating in the other direction; and attaching and detaching the connector to and from the connector in conjunction with the rotating of the rotating member in the other direction. A detachable unit removing mechanism for pressing the detachable unit so as to remove the mounting of the unit.

An electronic device according to a second aspect of the present invention has a connector, a detachable unit detachably attached to the connector, and a projection, and presses the detachable unit attached to the connector by rotating in one direction. A rotating member that releases the pressing by the convex portion by rotating in the other direction,
A detachable unit removal mechanism for pressing the detachable unit so as to remove the attachment of the detachable unit to the connector in conjunction with the rotation of the rotating member in the other direction, and a guide for guiding the detachable direction of the detachable unit. It has rails.

An electronic apparatus according to a third aspect of the present invention has a connector, a detachable unit detachably attached to the connector, and a projection, and presses the detachable unit attached to the connector by rotating in one direction. A rotating member that releases the pressing by the convex portion by rotating in the other direction,
An attaching / detaching unit removing mechanism for pushing the attaching / detaching unit so as to detach the attachment of the attaching / detaching unit to / from the connector in conjunction with the pivoting of the pivoting member in the other direction; A locking member for locking to the detachable unit in conjunction with the rotation.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 An electronic device according to a first embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a configuration diagram of a mechanism for holding a detachable unit in the electronic device according to the first embodiment. In FIG. 1, reference numeral 1 denotes an electronic device housing, and 2 denotes a detachable unit that is attached to and detached from the electronic device housing. Reference numeral 7 denotes a rotating member, 7a denotes a projection formed on the rotating member 7, and 8 denotes a rotating member on the electronic device housing 1.
Is a support shaft for rotatably supporting the. In the present embodiment, the rotating member 7 has a lever for manual operation, and the convex portion 7a is formed by a cam surface. Reference numeral 9 denotes a plate provided on the electronic device housing 1;
Is a coil spring attached to the plate 9. The coil portion of the coil spring 10 is attached to the plate 9, and one end of the coil spring wire is engaged with and supported by the plate 9. 1
Reference numeral 1 denotes a holding plate, and 12 denotes a guide member provided on the holding plate 11. The guide member 12 has a shape that slides on the projection 7 a by the rotation of the rotating member 7. Coil spring 10
The other end of the coil spring wire is engaged with the holding plate 11 and supports the holding plate 11 by a spring restoring force. 1
Reference numeral 3 denotes a leaf spring provided on the holding plate 11, and reference numeral 14 denotes a pressing pad. Reference numeral 15 denotes a guide rail for guiding the attaching / detaching direction of the attaching / detaching unit, and 16 denotes a guide groove. FIG. 2 shows the first embodiment.
FIG. 8 is a configuration diagram of a mechanism for detaching a detachable unit from an electronic device housing in the electronic device according to the first embodiment. Reference numeral 7b denotes a protrusion provided on the rotation member 7, reference numeral 17 denotes an extrusion lever which rotates by contacting the protrusion 7b, and reference numeral 17a denotes an extrusion pin provided on the extrusion lever 17. Reference numeral 18 denotes a support shaft that rotatably supports the push lever 17, 19 denotes a coil spring attached to the support shaft 18,
One end is engaged with the electronic device housing 1 side, and the other end is engaged with the pushing lever 17. In the present embodiment, the detachable unit removing mechanism includes the pushing lever 17, the pushing pin 17 a provided on the pushing lever 17, the support shaft 18, and the coil spring 19. Any configuration may be used as long as the detachable unit mounted is pressed in conjunction with the rotation. 3 and 4 will be described later.

Next, the operation will be described. First, an operation of attaching and holding the detachable unit 2 to the electronic device housing 1 will be described. The position of the rotating member 7 determines the vertical position of the guide member 12 provided on the pressing plate 11 that contacts the convex portion 7a. Before the detachable unit 2 is inserted, for example, a cam surface is provided so that the guide member 12 does not come into contact with the convex portion 7a of the rotating member 7 when the lever of the rotating member 7 is at the approximate center position shown in FIG. Is formed, the pressing plate 11 and the leaf spring 13 provided on the pressing plate 11
0 is lifted by the restoring force, and the position of the solid line in FIG.
That is, it is located at the upper part in the electronic device housing 1. In this state, the detachable unit 2 is inserted into the electronic device housing 1 until the connector 6a of the detachable unit 2 and the connector 6b of the electronic device housing 1 are fitted. When the lever of the rotating member 7 is rotated after the insertion, the convex portion 7a and the guide member 12 slide, and the pressing plate 11 is pressed down, and presses the detachable unit 2 at the position indicated by the two-dot chain line in FIG. At this time, the force of pressing the detachable unit 2 by the pressing pad 14 is adjusted by the thickness and size of the leaf spring 13. When the rotation direction of the lever of the rotation member 7 is, for example, turned to the arrow A side in FIG. 4 described later, the holding plate 11 is pressed down as described above. When the detachable unit 2 is pressed as described above, the connector 6
In addition to the frictional force generated by the engagement between the connector a and the connector 6b, a holding force for holding the detachable unit 2 in the electronic device housing 1 acts to improve vibration resistance. The electronic device is suitable for mounting an electronic device, a portable information terminal that receives an impact force or vibration to be carried by a user, and a detachable unit of a portable communication device.

Next, an operation of detaching the detachable unit 2 from the housing 1 of the electronic device will be described with reference to FIG. When the lever of the turning member 7 is turned to the arrow B side shown in FIG. 2 and returned to the approximate center position, the position of the holding plate 11 returns to the upper part in the electronic device housing 1 and the pressing on the detachable unit 2 is released. Is done. At this time, the detachable unit 2 is held in the electronic device housing 1 only by a frictional force generated at a fitting portion between the connector 6a and the connector 6b. The components are arranged so that the protrusion 7b of the rotating member 7 and the pushing lever 17 come into contact with each other as shown in FIG. 2 when the lever of the rotating member 7 reaches the approximate center position shown in FIG. Further, by continuing to rotate the lever of the rotating member 7 to the arrow B side, the pushing lever 17 is pushed by the protruding portion 7b to rotate, and the pushing pin 17a comes into contact with the housing surface of the detachable unit 2, and the detachable unit 2, the detachable unit 2 is moved against the frictional force acting on the fitting portion between the connector 6a and the connector 6b, and the connector 6a and the connector 6b are separated.
The detachable unit 2 is removed from the electronic device housing 1.

As described above, the space required for attaching and detaching the detachable unit 2 to and from the electronic device housing 1 and operating the detachment from the outside of the electronic device housing 1 is the rotating member 1.
Is only the space in which the lever rotates, and can be attached and detached by a compact operation.

FIG. 3 is a detailed structural view around the rotating member 7, and shows the rotating member 7 viewed from below. FIG.
In the figure, 7c is an engaging portion provided on the rotating member 7, and 20 is a leaf spring member provided on the plate 9.
When the lever of the turning member 7 is turned to the arrow A side to press the detachable unit 2 and hold it on the electronic device housing 1, the engaging portion 7
c and the concave portion of the leaf spring member 20 are engaged, and the rotating member 7 is positioned. 7d is a claw provided on the rotating member 7, 21 is a hole provided on the plate 9, and 22 is a claw 7d and the hole 2
1 is a spring to be locked. Since the lever of the turning member 7 is pulled back to the approximate center position by the spring 22, the lever of the turning member 7 is turned to the arrow B side to remove the detachable unit 2 from the electronic device housing 1 and then to the free position. Then, the lever of the rotating member 7 returns to the approximate center position, and the detachable unit 2 can be inserted.

An electronic device according to Embodiment 1 of the present invention will be described with reference to FIG. FIG. 4 shows the first embodiment.
FIG. 13 is a configuration diagram of another mechanism used for attaching and detaching the detachable unit in the electronic device according to the first embodiment. 4, a guide rail 15 and a guide groove 16 provided in the detachable unit 2 are the same as those shown in FIG. Reference numeral 23 denotes a unit side locking portion provided on the detachable unit 2, reference numeral 24 denotes a mounting base provided on the housing, reference numeral 24a denotes a shaft portion provided on the mounting base 24, reference numeral 25 denotes a guide pin provided on the holding plate 11, and reference numeral 26 denotes a mounting pin. It is a locking portion rotatably attached to the shaft portion 24a of the mounting base 24. The locking portion 26 is positioned by the guide pin 25.

Next, the operation will be described. When the detachable unit 2 is inserted into the electronic device housing 1 and the connector 6a and the connector 6b are fitted to each other, and when the pushing lever 17 is interlocked with the rotation of the rotating member 7, the connector 6a is pulled out of the connector 6b. When the detachable unit 2 is detached from the electronic device housing 1, the direction of the pins of the connector 6 a and the connector 6
It is necessary to adjust the attachment / detachment direction of the attachment / detachment unit 2 so that the directions of the pins b coincide. In particular, when the detachable unit 2 is detached, a frictional force is generated between the pushing lever 17 and the detachable unit 2 due to the rotation of the pushing lever 17.
It is difficult to match the directions of the pins a and the connector 6b. Since the attaching / detaching direction of the attaching / detaching unit 2 is guided by the guide rail 15 and the guide groove 16, the application of a load in a direction orthogonal to the axial direction of the pins of the connector 6a and the connector 6b is reduced, and the electrical force due to the deformation or damage of the pins is reduced. The conduction failure is prevented. When the detachable unit 2 is inserted into the electronic device housing 1 and the connectors 6a and 6b are fitted to each other, the position in the left-right direction is adjusted by the guide rails 15 and the guide grooves 16.

Next, the operation around the locking portion 26 will be described. When the lever of the turning member 7 is turned in the direction of arrow A to hold the detachable unit 2 inserted in the electronic device housing 1, the holding plate 11 is pressed down. When the holding plate 11 is pushed down, the holding plate 11 is pushed down,
The guide pin 25 also moves downward, and the locking portion 26 moves to the shaft 24a.
, And the concave front end portion is
To lock. In this locked state, in order to pull out the detachable unit 2 from the electronic device housing 1, it is necessary to break the unit-side engaging part 23 and the shaft part 24 a, so that the detachable unit 2 is subject to larger vibration. Is prevented from jumping out.

[0017]

According to the first aspect of the present invention, the detachable unit is held by rotating the rotating member in one direction, and the detachable unit is attached and detached by rotating in the other direction, so that the vibration resistance is excellent. At the same time, the detachable unit can be detached by a compact operation.

According to the second aspect of the present invention, the detachable unit is held by rotating the rotating member in one direction, and detachable in the direction along the guide rail when the detachable unit is detached by rotating in the other direction. Since the direction is adjusted, it is excellent in vibration resistance, and it is possible to attach / detach the detachable unit while preventing deformation and damage of the connector pin by compact operation.

According to the third aspect of the present invention, the detachable unit is held and engaged by rotating the rotating member in one direction, and the detachable unit is attached and detached by rotating in the other direction. However, vibration resistance is excellent, and the detachable unit can be attached and detached by compact operation.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a mechanism for holding a detachable unit of an electronic device according to Embodiment 1 of the present invention;

FIG. 2 is a configuration diagram of a mechanism for removing a detachable unit of the electronic device according to Embodiment 1 of the present invention;

FIG. 3 is a detailed configuration diagram around a rotating member of the electronic device according to the first embodiment of the present invention.

FIG. 4 is a configuration diagram of another mechanism used for attaching and detaching the detachable unit of the electronic device according to Embodiment 1 of the present invention;

FIG. 5 is a perspective view of a conventional attachment / detachment mechanism.

[Explanation of symbols]

 2 Detachable unit 6b Connector 7 Rotating member 7a Convex part 17 Push lever 17a Push pin 18 Support shaft 15 Guide rail 23 Unit side locking part 26 Locking part

──────────────────────────────────────────────────続 き Continuation of front page (56) References JP-A-4-184876 (JP, A) JP-A-7-202388 (JP, A) JP-A-3-67476 (JP, U) JP-A 57151 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) H01R 13/633

Claims (3)

(57) [Claims] A connector, an attaching / detaching unit to be attached to / detached from the connector, and a convex portion, wherein the attaching / detaching unit attached to the connector is pressed and held by rotation in one direction, and rotated in another direction. A rotating member for releasing the pressing by the convex portion by movement, and a detachable unit for pressing the detachable unit so as to remove the attachment of the detachable unit to the connector in conjunction with the rotation of the rotating member in the other direction. An electronic device comprising a detachment mechanism. 2. A connector, a detachable unit detachably attached to the connector, and a projection, wherein the detachable unit attached to the connector is pressed and held by one-way rotation, and is rotated in the other direction. A rotating member for releasing the pressing by the convex portion by movement, and a detachable unit for pressing the detachable unit so as to remove the attachment of the detachable unit to the connector in conjunction with the rotation of the rotating member in the other direction. An electronic apparatus, comprising: a detaching mechanism; and a guide rail for guiding a detachable direction of the detachable unit. 3. A connector, a detachable unit detachably connected to the connector, and a projection, wherein the detachable unit mounted on the connector is pressed and held by rotation in one direction, and rotated in the other direction. A rotating member for releasing the pressing by the convex portion by movement, and a detachable unit for pressing the detachable unit so as to remove the attachment of the detachable unit to the connector in conjunction with the rotation of the rotating member in the other direction. An electronic device, comprising: a removing mechanism; and a locking member that locks to the detachable unit in conjunction with the rotation of the rotating member in the one direction.