JP5403119B2 - Decoration member mounting structure and electronic device - Google Patents

Description

  The present invention relates to a decorative member mounting structure used in electronic devices such as an electronic dictionary, a mobile phone, and a portable information terminal, and an electronic device using the mounting structure.

  Conventionally, in an electronic device such as a mobile phone, as described in Patent Document 1, when a ring key that is an annular member is attached to a device case, a decorative panel and a device case that are attached to the surface of the device case; In this state, a portion that protrudes from the outer periphery of the lower part of the ring key is interposed, and in this state, the ring key is exposed to the outside from the opening of the decorative panel.

JP 2008-54141 A

  In this case, the key sheet is integrally attached to the lower surface of the ring key, which is an annular member, with an adhesive. This key sheet has a circular hole having the same size as the inner diameter of the ring key, and its outer peripheral part is formed to project sideways from the outer periphery of the ring key, and the side projecting part is a decorative panel. And the device case.

  Thereby, when attaching a ring key to an apparatus case, a key sheet is first arrange | positioned with the ring key on the surface of an apparatus case. Thereafter, when the decorative panel is attached to the surface of the device case, a ring key is inserted into the circular hole of the decorative panel, and the decorative panel is adhered and fixed to the surface of the device case. As a result, the protruding portion of the key sheet that protrudes laterally from the outer periphery of the ring key is sandwiched between the device case and the decorative panel, and the device case is exposed to the outside from the opening of the decorative panel. Is attached to.

  However, the ring key mounting structure, which is an annular member, has a structure in which the key sheet of the ring key is sandwiched between the device case and the decorative panel. It cannot be attached to the case. For this reason, separate parts such as a decorative panel are required, which increases the number of parts and increases the thickness of the equipment case. In addition, the decorative panel is bonded and fixed to the equipment case, making it easy to use the ring key. There is also a problem that it cannot be removed and replaced.

  The problem to be solved by the present invention is that a decorative member mounting structure that can easily mount an annular decorative member without using a separate component, with a small number of components, without increasing the thickness of the device case, and this mounting It is to provide an electronic device using the structure.

In order to solve the above problems, the present invention has the following configuration.
According to the first aspect of the present invention, an annular mounting groove provided to surround the key opening on the surface of the device case provided with the key opening where the key top is disposed, and the mounting groove is attached to the mounting groove. An annular decorative member,
On the peripheral surface of the decorative member, an elastic protrusion including a “U” -shaped elastic deformation portion that forms a cantilever beam, and an engagement protrusion provided on the elastic deformation portion, and a plurality of engagement protrusions Are provided, and
On the inner surface of the mounting groove portion, when the decorative member is rotated along the mounting groove portion while being inserted into the mounting groove portion , the engagement protrusion of the elastic protrusion portion is rotated according to the rotational movement of the decorative member. The decorative member mounting structure is provided with a first locking recess with which the portion engages and a plurality of second locking recesses with which the plurality of engaging protrusions respectively engage. is there.
The invention according to claim 7 is an electronic device in which an annular decorative member is provided on the surface of a device case provided with a key opening in which a key top is disposed so as to surround the key opening.
The device case is provided with an annular mounting groove corresponding to the decorative member,
On the peripheral surface of the decorative member, an elastic protrusion including a “U” -shaped elastic deformation portion that forms a cantilever beam, and an engagement protrusion provided on the elastic deformation portion, and a plurality of engagement protrusions Are provided, and
On the inner surface of the mounting groove portion, when the decorative member is rotated along the mounting groove portion while being inserted into the mounting groove portion , the engagement protrusion of the elastic protrusion portion is rotated according to the rotational movement of the decorative member. The electronic device is characterized in that a first locking recess that engages with the plurality of portions and a plurality of second locking recesses that respectively engage with the plurality of engaging protrusions are provided.

In the invention described in claim, the elastic deformation portion of the elastic protrusion portion is provided so as to be elastically deformable from the outer peripheral surface of the decorative member, and the engagement convex portion provided on the elastic deformation portion is Protrudes toward the outer circumference ,
The first locking recess is provided at the bottom of the mounting groove and is provided continuously from the slide hole on the lower surface of the device case and the slide hole into which the elastic protrusion is inserted and slid. A slide recess in which the elastic protrusion is slidably disposed, and a plurality of position restrictions that are provided on an inner surface of the slide recess and the engagement protrusion is detachably engaged to position the elastic protrusion. The decorative member mounting structure according to claim 1, further comprising a recess.

  According to a third aspect of the present invention, the plurality of engaging protrusions are provided so as to protrude laterally from the lower part of the predetermined part of the decorative member, and the plurality of second locking recesses are Provided at the bottom of the mounting groove, respectively, a plurality of slide holes into which the plurality of engaging projections are inserted and slid, respectively, and provided at side surfaces in the mounting groove corresponding to the plurality of slide grooves, A plurality of engaging portions for releasably engaging the upper surfaces of the plurality of engaging protrusions according to the rotational movement of the decorative member when the decorative member is rotationally moved along the mounting groove; The decorative member mounting structure according to claim 1, wherein the decorative member mounting structure is provided.

  According to a fourth aspect of the present invention, a key sheet provided with the key top is disposed in the device case, and the key sheet has a rotation preventing portion for preventing rotational movement of the decorative member. The decorative member mounting structure according to claim 3, wherein the decorative member mounting structure is provided.

  According to a fifth aspect of the present invention, there is provided a rotation operation recess into which the taper member for pressing the elastic protrusion and rotating the decorative member is inserted into the device case at the place where the mounting groove is provided. The decorative member mounting structure according to any one of claims 1 to 4, wherein the decorative member mounting structure is provided.

  The invention according to claim 6 includes a switch portion that performs a switch operation in accordance with the rotational movement of the decoration member, and the attachment structure for the decoration member according to any one of claims 1 to 5. It is.

  According to this invention, when attaching an annular decorative member to the surface of the equipment case, the annular decorative member is inserted into the annular attachment groove provided on the surface of the equipment case along the annular attachment groove. When rotated, the elastic protrusion of the decorative member is detachably locked to the first locking recess of the mounting groove according to the rotational movement of the decorative member, and a plurality of engaging protrusions of the decorative member The parts are detachably locked to the plurality of second locking recesses of the mounting groove part, whereby the decorative member can be attached to the device case. For this reason, the thickness of the device case is not increased and the annular decorative member can be easily attached with a small number of parts without using separate parts.

It is the top view which showed Embodiment 1 which applied this invention to the electronic dictionary. It is the side view which showed the state which folded and overlap | superposed the electronic dictionary of FIG. It is the bottom view which looked at the electronic dictionary of FIG. 2 from the lower surface side. FIG. 3 is an enlarged plan view of a main part showing a location of a second input unit in the electronic dictionary of FIG. 1. FIG. 5 is an enlarged back view of a main part of the second input unit shown in FIG. 4 as viewed from the inside. It is an expanded sectional view of the principal part in the AA arrow of FIG. FIG. 5 is an enlarged back view showing the decorative member of FIG. 4. It is an expanded sectional view of the principal part in the BB arrow view of FIG. FIG. 5 is an enlarged plan view of a main part showing a mounting groove part of the upper case by removing the decorative member in FIG. 4. FIG. 10 is an enlarged back view of a main part when the upper case of FIG. 9 is viewed from the inside. FIG. 5 shows an enlarged view of the state where the elastic protrusions of the decorative member are arranged in the first locking recesses of the mounting groove, and (a) shows the engagement protrusions of the elastic protrusions of the first locking recesses. FIG. 4B is an enlarged rear view of the main part showing a state in which it is engaged with the position restricting recess at the lock position, and FIG. It is the expanded back view of the principal part which showed the state which match | combined. It is an expanded sectional view of the principal part in CC arrow of FIG. It is an expanded sectional view of the principal part in the DD arrow of FIG. 13 shows a cross section taken along line EE in FIG. 13, (a) is an enlarged cross-sectional view of the main part, and (b) is an enlarged main part showing a state in which the rubber sheet is removed from the upper case of FIG. It is sectional drawing. FIG. 10 is an enlarged cross-sectional view of a main part showing a state where an elastic protrusion of a decorative member is inserted obliquely from above into a mounting groove in the upper case of FIG. 9. It is the enlarged plan view of the principal part which showed the state which inserted the decoration member in the mounting groove part in FIG. FIG. 17 is an enlarged back view of a main part when the upper case in the state of FIG. 16 is viewed from the inside. It is the enlarged plan view of the principal part which showed the location of the 2nd input part in Embodiment 2 which applied this invention to the electronic dictionary. FIG. 19 is an enlarged back view of a main part when a portion of a second input unit in FIG. 18 is viewed from the inside. FIG. 20 is an enlarged back view of the main part showing the decorative member of FIG. 19. It is an expanded sectional view in the FF arrow of FIG. FIG. 19 shows an enlarged view of the state where the elastic protrusions of the decorative member are arranged in the first locking recesses of the mounting groove, and (a) shows the engagement protrusions of the elastic protrusions of the first locking recesses. FIG. 4B is an enlarged rear view of the main part showing a state in which it is engaged with the position restricting recess at the lock position, and FIG. It is the expanded back view of the principal part which showed the state which match | combined. FIG. 6 is an enlarged back view of a decorative member showing a modification of the elastic protrusion of Embodiment 2. FIG. 23 shows an enlarged view of the state in which the elastic protrusions of the decorative member are arranged in the first locking recesses of the mounting groove, and (a) shows the engagement protrusions of the elastic protrusions of the first locking recesses. FIG. 4B is an enlarged rear view of the main part showing a state in which it is engaged with the position restricting recess at the lock position, and FIG. It is the expanded back view of the principal part which showed the state which match | combined. It is an expanded back view of the principal part which showed the location of the slide switch part provided in the decoration member in Embodiment 3 which applied this invention to the electronic dictionary. It is the enlarged view which showed the A section of FIG. FIG. 26 is an enlarged plan view of a main part showing a switch board at a position with respect to the slide switch part of FIG. 25. It is the figure which showed the ON state in the contact state of the contact plate of the slide switch part of FIG. 25, and the some contact part of FIG. It is the figure which showed the OFF state in the slide switch part of FIG. It is an expanded sectional view in the GG arrow view of FIG. FIG. 26 is an enlarged plan view of a main part showing a state where the decorative member of FIG. 25 is inserted into the mounting groove of the upper case. FIG. 32 is an enlarged back view of a main part when the upper case of FIG. 31 is viewed from the inside. FIG. 32 is an enlarged plan view of the main part showing a state where the decorative member is rotated in FIG. 31 and the slide switch part is turned on. FIG. 34 is an enlarged back view of a main part when the upper case of FIG. 33 is viewed from the inside. FIG. 34 is an enlarged plan view of the main part showing a state where the decorative member is further rotated in FIG. 33 and the slide switch part is turned off. FIG. 36 is an enlarged back view of a main part when the upper case of FIG. 35 is viewed from the inside.

(Embodiment 1)
A first embodiment in which the present invention is applied to an electronic dictionary will be described below with reference to FIGS.
As shown in FIGS. 1 and 2, the electronic dictionary includes a first case 1 and a second case 2, and the first case and the second case 2 are rotatable by a hinge portion 3. The first case 1 and the second case 2 are connected so as to be openable and closable around the hinge portion 3.

  In this case, as shown in FIG. 1, the input display unit 4 is provided on almost the entire area on the inner surface of the first case 1 facing the second case 2. The input display unit 4 is formed by superimposing a display panel on a transparent touch panel, and information displayed on the display panel can be seen through the transparent touch panel. In this state, the transparent touch panel is displayed on the touch pen 5 (see FIG. 3). ) To input information by a touch operation.

  Moreover, as shown in FIG. 1, the key input part 6, the auxiliary input display part 7, and the speaker part 8 are provided in the inner surface facing the 1st case 1 in the 2nd case 2. As shown in FIG. The key input unit 6 includes a first input unit 9 in which character keys and function keys are arranged, and a second input unit 10 in which cursor keys and determination keys are arranged in a circular area. Information is input by operating each key.

  The auxiliary input display unit 7 is a handwriting input unit, and like the input display unit 4, a display panel is superimposed on a transparent touch panel, and the transparent touch panel is touched with the touch pen 5 (see FIG. 3). By doing so, it is configured to input handwritten information. The speaker unit 8 emits sounds such as voice and warning sounds, and emits sounds such as voices and warning sounds based on information input from the key input unit 6 and the auxiliary input display unit 7. It is configured.

  In this case, the second case 2 is composed of an upper case 11 and a lower case 12, as shown in FIG. As shown in FIG. 1, the upper case 11 is provided with a key input unit 6, an auxiliary input display unit 7, and a speaker unit 8 exposed from the upper surface to the outside. As shown in FIG. 3, the lower case 12 is provided with a pen storage portion 13 for storing the touch pen 5, and a plurality of rubber feet 14 are provided on the lower surface of the lower case 12.

  By the way, the 2nd input part 10 among the key input parts 6 provided in the upper case 11 of the 2nd case 2 is surrounded by the ring-shaped decoration member 15 as shown in FIG.1 and FIG.4. Yes. As shown in FIGS. 4 to 10, the decorative member 15 is configured to be detachably attached to a ring-shaped mounting groove portion 16 provided on the upper surface of the upper case 11.

  In this case, the upper case 11 located in the region surrounded by the mounting groove 16 is provided with a plurality of key openings 11a by partition ribs 17, as shown in FIGS. As shown in FIGS. 4 to 10, the plurality of key tops 18 a in the second input unit 10 can be projected and retracted in the plurality of key openings 11 a while being exposed above the upper case 11. Has been placed.

  The plurality of key tops 18a correspond to respective keys such as a cursor key and an enter key, and are formed integrally with the rubber sheet 18 by bulging the rubber sheet 18 as shown in FIG. A dome-shaped bulge. The rubber sheet 18 is provided on the switch board 19 and is incorporated in the upper case 11 together with the switch board 19. In this case, the plurality of key tops 18a are provided with movable contacts on their inner surfaces, and when the key tops 18a are pressed and elastically deformed, the movable contacts can be brought into contact with and separated from the fixed contacts provided on the switch board 19. A switch signal is output upon contact.

  On the other hand, the ring-shaped decorative member 15 is made of synthetic resin, and is provided with an elastic protrusion 20 and a plurality of engagement protrusions 21 as shown in FIGS. As shown in FIGS. 7, 8, and 11, the elastic protrusion 20 includes a frame-shaped elastic deformation portion 20 a that forms a doubly-supported beam that protrudes from the lower surface of the decorative member 15 toward the outer peripheral side, and this elastic deformation. The outer end of the portion 20 a is provided with an engaging convex portion 20 b provided so as to protrude in an arc shape toward the outer peripheral side thereof, and these are formed integrally with the decorative member 15.

  The elastic protrusion 20 is inserted into the frame-shaped elastic deformation portion 20 a by the pen tip 5 a of the touch pen 5. In this state, the touch pen 5 pushes the frame-shaped elastic deformation portion 20 a along the arc direction of the decorative member 15. Thus, the decorative member 15 is configured to rotate and move, and when the decorative member 15 rotates, the engaging convex portion 20b is formed on the inner surface of the first locking concave portion 22 of the mounting groove portion 16 described later. The elastic deformation portion 20a is configured to be elastically deformed by being pushed.

  As shown in FIGS. 7 and 8, the plurality of engaging protrusions 21 are provided at predetermined locations on the outer peripheral surface of the decorative member 15 and at predetermined locations on the inner peripheral surface of the decorative member 15. In this case, the engaging protrusion 21 located on the outer peripheral surface of the decorative member 15 has a prismatic shape, and is provided so as to protrude from the lower surface of the decorative member 15 to the outer peripheral side, as shown in FIGS. The engaging protrusions 21 located on the inner peripheral surface of the decorative member 15 have a prismatic shape, and are provided so as to protrude from the lower surface of the decorative member 15 toward the inner peripheral side, as shown in FIGS.

  Further, the mounting groove 16 to which the decorative member 15 is mounted is a concave annular groove formed in a ring shape on the upper surface of the upper case 11 as shown in FIGS. 9 and 10. When the decorative member 15 is rotated along the arc direction of the mounting groove 16 with the decorative member 15 being inserted into the mounting groove 16, the elastic protrusion 20 is formed on the inner surface of the mounting groove 16 according to the rotational movement of the decorative member 15. Are engaged with each other, and a plurality of second engaging recesses 23 with which a plurality of engaging projections 21 are releasably engaged are provided.

  As shown in FIGS. 9 to 11, the first locking recess 22 is provided through the bottom portion of the decorative groove portion 16 so as to penetrate vertically, and the elongated slide hole portion 22 a extends along the arc direction of the mounting groove portion 16. A slide concave portion 22b provided in a concave shape from the outer peripheral side of the slide hole portion 22a to the lower surface side of the upper case 11, and two inner surfaces provided at positions facing the slide hole portion 22a in the slide concave portion 22b. Position restricting recesses 22c and 22d are provided.

  Thereby, as shown in FIG. 11A and FIG. 11B, the first locking recess 22 has the elasticity of the elastic protrusion 20 inside the slide hole 22a and the slide recess 22b. The deformable portion 20a is slidably disposed along the arc direction of the mounting groove portion 16, and the engaging convex portion 20b of the elastic protruding portion 20 is detachably engaged with one of the two position restricting concave portions 22c and 22d. The position of the elastic protrusion 20 is restricted.

  In this case, of the two position restricting recesses 22c and 22d, one position restricting recess 22c is disposed when the decorative member 15 is detachably mounted in the mounting groove 16 as shown in FIGS. Further, as shown in FIG. 11 (b), the elastic protrusion 20 is provided at a position where the engagement protrusion 20 b of the elastic protrusion 20 is engaged, and the decorative member 15 is unlocked from the mounting groove 16. It is formed so as to regulate the position.

  Further, as shown in FIGS. 4 and 5, the other position restricting recess 22 d is formed when the decorative member 15 is rotationally moved along the mounting groove 16 in a state where the decorative member 15 is disposed in the mounting groove 16. ), The elastic protrusion 20 is provided at a position where the engagement protrusion 20b of the elastic protrusion 20 is engaged, and the elastic protrusion 20 is restricted to a position where the decorative member 15 is locked with respect to the mounting groove 16. Is formed.

  Accordingly, as shown in FIGS. 16 and 17, the elastic protrusion 20 of the decorative member 15 has the elastic deformation portion 20 a extending over both the slide hole 22 a and the slide recess 22 b of the first locking recess 22. When arranged inside, as shown in FIG. 11 (b), the engaging protrusion 20 b of the elastic protrusion 20 engages with the position restricting recess 22 c at the unlocking position, and the decorative member 15 with respect to the mounting groove 16. The position is regulated in a detachable state.

  Further, as shown in FIG. 4 and FIG. 5, when the elastic member 20 rotates and moves along the mounting groove 16 in a state where the decorative member 15 is disposed in the decorative groove 16, as shown in FIG. 11A. As described above, the engagement protrusion 20b of the elastic protrusion 20 is pushed by the inner surface of the slide recess 22b, and the elastic deformation portion 20a is elastically deformed to slide inside the slide hole 22a and the slide recess 22b. The engaging protrusion 20b of the elastic protrusion 20 is engaged with the position restricting recess 22d at the lock position, and the position is restricted while the decorative member 15 is locked with respect to the mounting groove 16.

  On the other hand, as shown in FIGS. 9 and 10, the plurality of second locking recesses 23 are formed at predetermined locations on the inner surface on the outer peripheral side of the mounting groove portion 16 and predetermined locations on the inner surface on the inner peripheral side of the mounting groove portion 16. Each is provided. In this case, the locking recess 23 located on the outer peripheral side of the mounting groove 16 is provided at the bottom of the mounting groove 16 and is elongated along the arc direction of the mounting groove 16 and one end of the slide hole 23a. A locking portion that is provided at a position located on the outer peripheral side of the mounting groove 16 on the portion side (the end side positioned in the counterclockwise direction in FIG. 9) and that removably locks the upper surface of the engagement protrusion 21. 23b.

  As shown in FIGS. 9, 10, and 17, the locking recess 23 positioned on the outer peripheral side of the mounting groove 16 is an engagement protrusion positioned on the outer peripheral surface of the decorative member 15 in the slide hole 23 a. When the engagement protrusion 21 is slidably inserted into the slide hole 23a and moved to one end of the slide hole 23a, as shown in FIG. 5 and FIG. 23 b is configured to detachably engage the upper surface of the engaging protrusion 21 so that the decorative member 15 does not come out of the mounting groove 16 upward.

  Further, as shown in FIGS. 9, 10, and 17, the locking recess 23 located on the inner peripheral side of the mounting groove 16 is provided at the bottom of the mounting groove 16 and is elongated along the arc direction of the mounting groove 16. The slide hole portion 23c and a part of the partition rib 17 located on the inner peripheral side of the mounting groove portion 16 on one end portion side (end portion side located in the counterclockwise direction in FIG. 9) of the slide hole portion 23c are provided. And an engaging portion 23d for engaging and disengaging the upper surface of the engaging protrusion 21.

  As shown in FIGS. 9, 10, and 17, the locking recess 23 located on the inner peripheral side of the mounting groove 16 is engaged with the engagement hole 23 c positioned on the inner peripheral surface of the decorative member 15. When the projection 21 is slidably inserted and the engagement projection 21 slides inside the slide hole 23c and moves to one end of the slide hole 23c, as shown in FIG. Is configured such that the upper surface of the engaging protrusion 21 is detachably locked so that the decorative member 15 does not come out of the mounting groove 16 upward.

  Furthermore, as shown in FIGS. 13 and 14, the decorative member 15 is configured to be prevented from rotating by a rotation preventing portion 24 provided on the rubber sheet 18. That is, as shown in FIGS. 14 (a) and 14 (b), the rotation preventing part 24 is a protrusion provided on the rubber sheet 18, and the decorative member 15 is formed in the mounting groove 16 of the upper case 11. When the rubber sheet 18 is assembled to the lower case 11 in the mounted state, as shown in FIGS. 13 and 14A, it is inserted into the first locking recess 22 and the elastic protrusion 20 is rotated. Is configured to prevent.

Next, a case where the decorative member 15 is attached to the upper case 11 will be described.
First, as shown in FIGS. 15 and 16, the decorative member 15 is inserted into the mounting groove 16 from the upper surface side of the upper case 11. At this time, as shown in FIG. 15, the elastic protrusion 20 of the decorative member 15 is inserted into the slide hole 22 a in the first locking recess 22 of the mounting groove 16 from obliquely above.

  Then, as shown in FIG. 15, the elastic deformation portion 20 a of the elastic protrusion 20 of the decorative member 15 is inserted obliquely into the slide hole portion 22 a in the first locking recess 22 and protrudes into the upper case 11. In this state, the decorative member 15 is inclined and arranged above the upper case 11 in a state corresponding to the mounting groove 16 of the upper case 11.

  At this time, the elastic deformation portion 20a of the elastic protrusion portion 20 corresponds to the slide recess portion 22b of the first locking recess portion 22 located below, and the engagement protrusion portion 20b of the elastic protrusion portion 20 corresponds to the slide recess portion. It corresponds to the position restricting recess 22c at the unlocking position 22b located on the lower side. In addition, the plurality of engaging protrusions 21 of the decorative member 15 are positioned above and correspond to the plurality of second locking recesses 23 in the mounting groove 16, respectively.

  In this state, the decorative member 15 is rotated with the elastic protrusion 20 of the decorative member 15 as a fulcrum and inserted into the mounting groove 16 from the upper surface side of the upper case 11. Then, as shown in FIGS. 16 and 17, the elastic protrusion 20 of the decorative member 15 is inserted into the first engaging recess 22 of the mounting groove 16, and as shown in FIGS. 11 (b) and 17, The elastic deformation portion 20a of the elastic protrusion 20 is disposed in the slide recess 22b of the first engagement recess 22, and the engagement protrusion 20b of the elastic protrusion 20 is the position restricting recess of the unlocking position in the slide recess 22b. 22c is engaged.

  Further, at this time, as shown in FIG. 17, the plurality of engagement protrusions 21 of the decorative member 15 are inserted into the slide hole portions 23 a and 23 c in the plurality of second engagement recesses 23 in the mounting groove portion 16, respectively. In this state, the pen tip 5 a of the touch pen 5 is inserted into the frame-shaped elastic deformation portion 20 a of the elastic protrusion 20 from the lower side of the upper case 11, and the decorative member 15 is moved along the mounting groove 16 by the inserted touch pen 5. In FIG. 17, it is rotated counterclockwise (arrow X direction).

  Then, the elastic deformation part 20a of the elastic protrusion part 20 is elastically deformed, and the engagement convex part 20b of the elastic protrusion part 20 is positioned at the unlock position in the slide concave part 22b in the first engagement concave part 22 of the mounting groove part 16. As shown in FIG. 11 (a), the elastic projection 20 slides inside the slide hole 22a and the slide recess 22b of the first engagement recess 22 in this state. The engaging protrusion 20b of the elastic protrusion 20 engages with the position restricting recess 22d at the lock position in the slide recess 22b.

  At this time, as shown in FIG. 17, the plurality of engagement protrusions 21 of the decorative member 15 move in the slide hole portions 23 a and 23 c of the plurality of second engagement recesses 23 in the mounting groove 16, respectively. As shown in FIGS. 5 and 12, the second engagement recesses 23 are respectively engaged with the engagement portions 23 b and 23 d.

  As a result, the decorative member 15 is mounted in the mounting groove 16 in a locked state without coming out from the mounting groove 16 to the upper side of the upper case 11. In this state, the slide hole portions 23a, 23c of the second engagement recess 23 are closed by the decorative member 15 as shown in FIG. 23 c is hidden by the decorative member 15 so as not to be seen from above the upper case 11.

  Thereafter, as shown in FIGS. 13 and 14, a rubber sheet 18 is attached to the lower side of the upper case 11 together with the switch substrate 19. At this time, as shown in FIG. 13, a plurality of key tops 18 a which are dome-shaped bulges formed on the rubber sheet 18 are replaced with a plurality of openings 11 a formed by the partition ribs 17 of the upper case 11. The rotation preventing portion 24 provided on the rubber sheet 18 is inserted into the first locking recess 22 of the mounting groove 16 to prevent the elastic protrusion 20 from rotating. Thereby, the decorative member 15 is fixed in the mounting groove portion 16.

  On the other hand, when the decorative member 15 is removed from the mounting groove 16 and replaced, the rubber sheet 18 is first removed from the upper case 11 together with the switch substrate 19 as shown in FIG. The anti-rotation portion 24 of the rubber sheet 18 is removed from the first locking recess 22 so that the decorative member 15 can be rotated.

  In this state, the pen tip 5a of the touch pen 5 is inserted into the elastic deformation portion 20a of the elastic protrusion 20 from the lower side of the upper case 11, and the decoration member 15 is moved along the mounting groove 16 by the touch pen 5 as shown in FIG. And rotate clockwise (arrow Y direction). Then, the elastic deformation part 20a of the elastic protrusion part 20 is elastically deformed, and the engagement convex part 20b of the elastic protrusion part 20 is regulated in the position of the lock position in the slide concave part 22b in the first engagement concave part 22 of the mounting groove part 16. Detach from the recess 22d.

  Thereafter, as shown in FIGS. 11B and 17, the elastic projection 20 slides inside the slide hole 22 a and the slide recess 22 b of the first engagement recess 22, and the elastic projection 20 The 20 engaging projections 20b engage with the position restricting recess 22c at the unlocking position in the slide recess 22b. At this time, as shown in FIG. 17, the plurality of engaging protrusions 21 of the decorative member 15 move in the slide holes 23a and 23c of the plurality of second engaging recesses 23 in the mounting groove 16, respectively. 2 is disengaged from the engaging portions 23b and 23d of the engaging recess 23.

  As a result, the decorative member 15 can be extracted from the mounting groove 16 to the upper side of the upper case 11, so that the portion of the decorative member 15 located on the opposite side of the elastic projection 20 of the decorative member 15 is inserted into the mounting groove 16. As shown in FIG. 15, the plurality of engaging protrusions 21 of the decorative member 15 are extracted upward from the slide hole portions 23 a and 23 c of the plurality of second engaging recesses 23 in the mounting groove 16. Thereafter, the decorative member 15 can be removed from the mounting groove 16 by extracting the elastic protrusion 20 of the decorative member 15 obliquely upward from the first engaging recess 22 of the decorative groove 16.

  Thus, according to the attachment structure of the decorative member 15 in this electronic dictionary, on the peripheral surface of the ring-shaped decorative member 15 that is detachably attached to the ring-shaped mounting groove portion 16 provided on the upper surface of the upper case 11, An elastic projection 20 and a plurality of engagement projections 21 are provided, and when the decorative member 15 is inserted into the mounting groove 16 on the inner surface of the mounting groove 16 and rotated along the mounting groove 16, the decorative member 15 In response to the rotational movement, a first locking recess 22 in which the elastic projection 20 is detachably engaged and a plurality of second locking in which the plurality of engagement projections 21 are detachably engaged. Since the recess 23 is provided, the ring-shaped decorative member 15 can be easily and easily attached to the mounting groove 16 of the upper case 11.

  That is, in this attachment structure of the decorative member 15, when attaching the ring-shaped decorative member 15 to the upper case 11, the decorative member 15 is inserted into the ring-shaped mounting groove portion 16 provided on the upper surface of the upper case 11. When the decorative groove 15 is rotationally moved, the elastic protrusion 20 of the decorative member 15 is elastically deformed according to the rotational movement of the decorative member 15 and is engaged / disengaged by the first locking recess 22 of the mounting groove 16. The plurality of engaging projections 21 of the decorative member 15 can be removably locked by the plurality of second locking recesses 23 of the mounting groove 16, respectively.

  Further, in this attachment structure of the decorative member 15, when the decorative member 15 is rotated and moved in the reverse direction along the mounting groove 16, the elastic protrusion 20 of the decorative member 15 is moved according to the rotational movement of the decorative member 15. And the engagement by the first locking recess 22 of the mounting groove 16 can be released and released from the first locking recess 22, and the plurality of engaging protrusions 21 of the decorative member 15 can be removed. The mounting grooves 16 can be disengaged from the plurality of engaging protrusions 21 by releasing the engagement of the plurality of second locking recesses 23. Thereby, the decoration member 15 can be easily removed in the mounting groove part 16 of the upper case 11 so that attachment or detachment is possible.

  For this reason, in this attachment structure of the decorative member 15, the decorative member 15 can be easily and easily attached to and detached from the mounting groove portion 16 with a small number of parts without using separate parts, and the decorative member 15 is provided at the upper part. Since it is disposed in the mounting groove 16 of the case 11, the thickness of the upper case 11 is not increased, and the attachment structure of the decorative member 15 can be thinned and the entire device can be thinned.

  In this case, the elastic protrusion 20 includes a frame-shaped elastic deformation portion 20a that is a doubly supported beam provided on the outer peripheral surface of the decorative member 15, and an engagement protrusion that protrudes toward the outer peripheral side of the elastic deformation portion 20a. The first locking recess 22 that is provided on the inner peripheral surface of the mounting groove 16 and locks the elastic projection 20 is inserted into and slides by the elastic projection 20. A slide hole 22a, a slide recess 22b that is continuously provided on the outer peripheral side of the slide hole 22a and in which the elastic protrusion 20 is slidably disposed, and two positions provided on the inner surface of the slide recess 22b Since it is the structure provided with the regulation recessed parts 22c and 22d, the decoration member 15 can be reliably position-regulated and attached to the predetermined position in the mounting groove part 16.

  That is, when the decorative member 15 is disposed in the mounting groove 16, the elastic protrusion 20 of the decorative member 15 is inserted into the slide hole 22 a in the first locking recess 22 of the mounting groove 16 from obliquely above. Thus, the decorative member 15 can be easily disposed in the mounting groove 16. When the decorative member 15 is slid along the mounting groove 16 in this state, the elastic deformation portion 20a of the elastic protrusion 20 is deformed, and the engagement protrusion 20b is reliably fitted to one of the two position restriction recesses 22c and 22d. Thus, the position of the decorative member 15 can be reliably regulated at a predetermined position.

  For example, when the engaging protrusion 20b of the elastic protrusion 20 is engaged with the position restricting recess 22d at the lock position, the elastic protrusion 20 can be restricted at the lock position, and thereby the decorative member 15 is placed in the mounting groove 16. The position can be reliably regulated at the predetermined position. In addition, when the engagement protrusion 20b of the elastic protrusion 20 is engaged with the position restricting recess 22c at the unlocking position, the elastic protrusion 20 can be restricted to the position where the lock is released. On the other hand, the decorative member 15 can be easily attached and detached.

  On the other hand, the plurality of engaging protrusions 21 of the decorative member 15 are each formed in a prismatic shape and are provided so as to protrude on either the outer peripheral side or the inner peripheral side of the decorative member 15. The locking recess 23 is provided at a position corresponding to the slide hole portions 22a and 22c into which the engagement protrusion portion 21 is inserted and slides, and one end portion of the slide hole portions 22a and 22c. Accordingly, the decorative member 15 is provided with the locking portions 23b and 23d that detachably lock the upper surface of the engaging projection portion 21 so that the decorative member 15 does not come out of the mounting groove portion 16. Can be securely locked and attached in the mounting groove 16.

  That is, when the decorative member 15 is disposed in the mounting groove portion 16, the plurality of engaging protrusions 21 are inserted into the slide hole portions 22a and 22c of the mounting groove portion 16 from above, and the decorative member 15 is placed in this state. When sliding along the mounting groove 16, the plurality of engaging projections 21 move along the slide hole portions 22a and 22c, and the upper surfaces of the plurality of engaging projections 21 are respectively locked by the locking portions 23b and 23d. Can be locked.

  For this reason, the decorative member 15 can be securely locked and attached in the mounting groove 16 so that the decorative member 15 does not come out of the mounting groove 16. In this case, since the plurality of slide hole portions 22a and 22c can be completely closed and hidden by the decorative member 15, only the decorative member 15 can be exposed to the upper side of the upper case 11, thereby providing a decorative effect. Since it can be increased, a product that is favorable in appearance and design can be obtained.

  Further, in the mounting structure of the decorative member 15, a plurality of key openings 11a are provided on the upper surface of the upper case 11 located in the region surrounded by the mounting groove 16, and the inside of the plurality of key openings 11a is provided. Since the plurality of key tops 18a are arranged so as to be able to appear and disappear, the plurality of key tops 18a can be surrounded by the decoration member 15, so that the plurality of key tops 18a are conspicuous by the decoration member 15. Can be decorated.

  For example, the key input unit 6 provided in the upper case 11 includes a first input unit 9 in which character keys and function keys are arranged, and a second input in which cursor keys and decision keys are arranged in a circular area. The second input unit 10 is surrounded by the decorative member 15, so that the first input unit 9 and the second input unit 10 are decoratively provided by the decorative member 15. While being able to partition, the 2nd input part 10 can be decorated with the decoration member 15 so that the 2nd input part 10 may be conspicuous with respect to the 1st input part 9. FIG.

  Further, a key sheet 18 provided with a plurality of key tops 18 a is disposed in the upper case 11, and the key sheet 18 is provided with a rotation preventing portion 24 for preventing the decorative member 15 from rotating. As a result, when the rubber sheet 18 is assembled to the lower case 11 with the decorative member 15 mounted in the mounting groove 16 of the upper case 11, the rotation prevention unit 24 is placed in the first locking recess 22. The elastic protrusion 20 can be prevented from rotational movement by being inserted, so that the decorative member 15 can be securely fixed so as not to be detached from the mounting groove 16.

(Embodiment 2)
Next, a second embodiment in which the present invention is applied to an electronic dictionary will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected and demonstrated to the same part as Embodiment 1 shown by FIGS.
As shown in FIGS. 18 and 19, the electronic dictionary has a configuration in which the elastic protrusion 31 of the decorative member 30 mounted on the mounting groove 16 of the upper case 11 is different from that of the first embodiment. It has almost the same configuration.

  In this case, the decorative member 30 is formed in a ring shape as in the first embodiment, and the ring-shaped decorative member 30 is provided with an elastic protrusion 31 as shown in FIGS. 19 and 20. In addition, as in the first embodiment, a plurality of engaging projections 21 are provided. The decorative member 30 is made of a synthetic resin as in the first embodiment, and has a structure in which a metal plating layer 32 is formed on the entire surface by plastic plating as shown in FIG.

  For this reason, the elastic protrusion 31 is less likely to be elastically deformed by the metal plating layer 32, and as shown in FIGS. 20 and 22, a “U” -shaped elastic deformation portion that forms a cantilever beam that is easily elastically deformed. 31 a and an engaging convex portion 31 b provided on the elastically deforming portion 31 a, which are formed integrally with the decorative member 30. As in the first embodiment, the elastic protrusion 31 is also slidably disposed inside the slide hole 22a and the slide recess 22b of the first locking recess 22 as in the first embodiment. It is configured.

  That is, as shown in FIGS. 22 (a) and 22 (b), the elastic protrusion 31 has an elastic deformation portion 31a that is both a slide hole 22a and a slide recess 22b of the first locking recess 22. When the decorative member 30 rotates and moves along the decorative groove portion 16 in the state of being arranged inside, the engaging convex portion 31b of the elastic protruding portion 31 is pushed by the inner surface of the slide concave portion 22b, and the elastic deforming portion 31a. Is easily elastically deformed to slide inside the slide hole 22a and the slide recess 22b, and the engagement protrusion 31b of the elastic protrusion 31 is engaged with one of the two position restricting recesses 22c and 22d. Configured to match.

  In this case, as shown in FIG. 20, the elastic deformation portion 31a of the elastic protrusion 31 inserts the pen tip 5a of the touch pen 5 into the inside thereof and rotates the decorative member 30 in one direction. Even if it can be rotated (counterclockwise in FIG. 20), it cannot be rotated in the other direction (clockwise in FIG. 20). For this reason, as shown in FIG. 19, the pen tip 5 a of the touch pen 5 is inserted into the mounting groove 16 at a location approaching the first locking recess 22 where the elastic protrusion 31 is arranged, and the elastic protrusion 31. A rotation operation hole 33 is provided for rotating the elastic deformation portion 31a.

  As shown in FIG. 22 (a), the rotation operation hole 33 is configured such that the decorative member 30 is mounted in the mounting groove 16, and the engagement protrusion 31 b of the elastic protrusion 31 is in the locked position in the first locking recess 22. The pen tip 5a of the touch pen 5 is inserted in a state in which the elastic deformation portion 31a, which is a cantilever of the elastic protrusion 31, approaches the side surface of the first locking recess 22 The pen member 5a pushes the outer surface of the elastically deforming portion 31a to rotate the decorative member 30 clockwise in FIG. 22A.

  As described above, according to the mounting structure of the decorative member 15 in the electronic dictionary, as in the first embodiment, no separate parts are used, the number of parts is small, and the thickness of the upper case 11 is not increased. The member 30 can be easily and easily detachably mounted in the mounting groove 16 of the upper case 11, and the metal plating layer 32 is provided on the decorative member 30 surrounding the plurality of key tops 18a. It is possible to decorate the plurality of key tops 18a more prominently than 1, and the decorative member 30 can further enhance the decorative effect.

  In this case, the elastic protrusion 31 of the decorative member 30 provided with the metal plating layer 32 is formed in a cantilever-like shape that is easily elastically deformed, so that even if the metal plating layer 32 is provided, Since the elastic deformation portion 31a of the elastic protrusion 31 can be easily elastically deformed, the decorative member 30 can be easily and easily detachably mounted in the mounting groove portion 16 of the upper case 11 as in the first embodiment. it can.

  In addition, the upper case 11 at the location where the mounting groove 16 is provided is provided with a rotation operation hole 33 for pressing the elastic protrusion 31 and rotating the decorative member 30. Even if the elastic protrusion 31 can be rotated in one direction (counterclockwise in FIG. 22B) when the pen member 5a of the touch pen 5 is inserted and the decorative member 30 is rotated, Even when it cannot be rotated in the other direction (clockwise in FIG. 22A), the elastic protrusion 31 is elastically deformed by the touch pen 5 by inserting the pen tip 5a of the touch pen 5 into the rotation operation hole 33. The decorative member 30 can be rotated and moved by pressing the portion 31a from the outside.

  In the second embodiment described above, the elastic deformation portion 31a of the elastic protrusion 31 is formed in a cantilever shape that is easily elastically deformed, and the pen tip 5a of the touch pen 5 is inserted into the elastic protrusion 31 for decoration. When the member 30 is rotated, the elastic protrusion 31 can be rotated in one direction (counterclockwise in FIG. 20) but cannot be rotated in the other direction (clockwise in FIG. 20). Although the case of the configuration has been described, the present invention is not limited to this, and for example, the configuration shown in FIGS. 23 and 24 may be used.

  That is, the elastic deformation portion 35a of the elastic protrusion 35 in the modification shown in FIG. 23 and FIG. 24 is formed in a reverse cantilever shape that is easily elastically deformed, and the pen tip 5a of the touch pen 5 is provided therein. When the decorative member 30 is rotated and moved by inserting the elastic protrusion 35, the elastic protrusion 35 can be rotated in one direction (clockwise in FIG. 23) but rotated in the other direction (counterclockwise in FIG. 23). It is configured so that it cannot be moved. For this reason, the pen tip 5a of the touch pen 5 is inserted into the mounting groove portion 16 of the first locking recess 22 where the elastic protrusion 35 is disposed, and the elastic protrusion 35 is elastic. A rotation operation hole 36 for rotating the deformable portion 35a is provided.

  As shown in FIG. 24 (b), the rotation operation hole 36 is configured such that the decorative member 30 is mounted in the mounting groove 16, and the engagement projection 35 b of the elastic projection 35 is unlocked in the first locking recess 22. When the elastic deformation portion 35a, which is a cantilever of the elastic protrusion 35, is engaged with the position restricting recess 22c of the position and approaches the side surface of the first locking recess 22, the pen tip 5a of the touch pen 5 is inserted. Then, the outer surface of the elastic deformation portion 35a is pushed by the pen tip 5a, and the decorative member 30 is configured to rotate counterclockwise in FIG. Even if comprised in this way, there exists an effect similar to Embodiment 2. FIG.

(Embodiment 3)
Next, a third embodiment in which the present invention is applied to an electronic dictionary will be described with reference to FIGS. Also in this case, the same portions as those in the first embodiment shown in FIGS.
This electronic dictionary is configured to include a slide switch unit 40 that switches according to the rotational movement of the decorative member 15, and has the same configuration as that of the first embodiment except for this.

  That is, this slide switch part 40 is for, for example, switching between sound emission and mute by the speaker part 8 and is provided on the elastic protrusion part 20 of the decorative member 15 as shown in FIGS. A contact plate 41 and first to third contact portions 42 to 44 that are provided on the switch board 19 and that the contact plate 40 contacts and slides are provided. The contact plate 41 is made of a metal plate having conductivity, and is formed in a substantially H shape as a whole, and its central portion is attached to the lower surface of the elastic protrusion 20.

  In this case, one end portion 41a (the right end portion in FIG. 26) of the contact plate 41 is divided into two forks as shown in FIG. 26, and as shown in FIG. 28 and FIG. It is formed so as to slide in contact with the contact portion 42. In addition, the other end portion 41b (left end portion in FIG. 26) of the contact plate 41 is divided into two forks as shown in FIG. 26, and as shown in FIGS. It is formed so as to slide in contact with one of the third contact portions 43, 44.

  On the other hand, as shown in FIG. 27, each of the first to third contact portions 42 to 44 is formed on the switch board 19 at a location corresponding to the movement locus on which the elastic projection 20 rotates. It is provided along the moving direction. That is, as shown in FIGS. 27 to 29, the first contact portion 42 is formed in an elongated shape on the right side at a location corresponding to the movement locus on which the elastic protrusion 20 rotates, and one end portion 41 a of the contact plate 41 is formed. It is comprised so that it may contact.

  As shown in FIGS. 27 to 29, the second contact portion 43 is provided at a position slightly apart on the left side of the first contact portion 42 at a position corresponding to the movement locus on which the elastic protrusion 20 rotates. The length of the contact plate 41 is shorter than that of the first contact portion 42. As shown in FIG. 28, when the one end portion 41a of the contact plate 41 is positioned on the rightmost side, the other end portion 41b of the contact plate 41 is in contact. Is configured to do.

  As shown in FIGS. 27 to 29, the third contact portion 44 is provided at a position slightly apart on the left side of the second contact portion 43 at a position corresponding to the movement locus on which the elastic protrusion 20 rotates. The length of the contact plate 41 is longer than that of the second contact portion 43. As shown in FIG. 29, when the one end portion 41a of the contact plate 41 is located on the leftmost side, the other end portion 41b of the contact plate 41 is in contact. Is configured to do.

  As a result, as shown in FIG. 28, the slide switch portion 40 has one end portion 41a of the contact plate 41 in contact with the rightmost side of the first contact portion 42 and the other end portion 41b of the contact plate 41 being the second contact point. When the unit 43 comes into contact, the unit 43 is turned on and emits sound from the speaker unit 8. In addition, as shown in FIG. 29, in the slide switch portion 40, one end portion 41a of the contact plate 41 contacts the leftmost side of the first contact portion 42, and the other end portion 41b of the contact plate 41 is the third contact point. When the unit 44 is touched, the speaker unit 8 is turned off and the speaker unit 8 is silenced.

  On the other hand, the first locking recess 45 of the mounting groove 16 to which the elastic protrusion 20 is slidably engaged is more than the first locking recess 22 of the first embodiment, as shown by a two-dot chain line in FIG. The mounting groove 16 is formed long in the arc direction. That is, as in the first embodiment, the first locking recess 45 is provided at the bottom of the decorative groove 16 so as to penetrate vertically, and is elongated along the arc direction of the mounting groove 16 and the slide hole 45a. A concave slide recess 45b provided continuously from the outer peripheral side of the hole 45a to the lower surface of the upper case 11, and first to first surfaces provided on the inner surface of the slide recess 45b facing the slide hole 45a. Third position restricting recesses 46 to 48 are provided.

  As shown in FIG. 26, the first locking recess 45 has an elastic deformation portion 20a of the elastic projection portion 20 in the arc direction of the mounting groove portion 16 inside both the slide hole portion 45a and the slide recess portion 45b. The engaging projection 20b of the elastic projection 20 is configured to be slidably engaged with any one of the first to third position regulating recesses 46 to 48.

  In this case, as shown in FIG. 32, when the decorative member 15 is disposed in the mounting groove 16 so as to be detachable, the first position restricting recess 46 has the engagement protrusion 20 b of the elastic protrusion 20. The elastic protrusion 20 is arranged at a position where it is engaged, and the position of the elastic protrusion 20 is restricted to a position where the lock of the decorative member 15 with respect to the mounting groove 16 is released (right side in the first locking recess 45 in FIG. 26). Has been. In this state, the slide switch portion 40 is turned off because the one end portion 41a of the contact plate 41 is not in contact with the first contact portion 42 and is separated from the first contact portion 42 on the right side.

  As shown in FIGS. 33 and 34, the second position restricting recess 47 is provided at a first position (an intermediate position in FIG. 26) that locks the decorative member 15 with respect to the mounting groove portion 16. When arranged in the mounting groove 16 and rotationally moved, the engaging protrusion 20b of the elastic protrusion 20 is engaged to restrict the position of the elastic protrusion 20 to an intermediate position in the first locking recess 45. At the same time, the position of the slide switch unit 40 is restricted to the on state.

  As shown in FIGS. 35 and 36, the third position restricting recess 48 is provided at a second position (left side position in FIG. 26) that locks the decorative member 15 with respect to the mounting groove portion 16. When arranged in the mounting groove 16 and rotated, the engaging protrusion 20b of the elastic protrusion 20 is engaged, and the elastic protrusion 20 is regulated to the left position in the first locking recess 45. At the same time, the slide switch unit 40 is configured to be regulated in the off state.

  Thereby, as shown in FIGS. 31 and 32, the elastic protrusion 20 of the decorative member 15 has the elastic deformation portion 20a extending over both the slide hole 45a and the slide recess 45b of the first locking recess 45. When arranged inside, the engaging protrusion 20b of the elastic protrusion 20 engages with the first position restricting recess 46 for releasing the lock, and the decorative member 15 is made detachable from the mounting groove 16. It is configured as follows.

  Further, as shown in FIGS. 33 and 34, the elastic protrusion 20 is configured such that the decorative member 15 is disposed in the decorative groove 16 and rotates, and the engaging protrusion 20b of the elastic protrusion 20 is formed on the slide recess 45b. A second position where the elastic deformation portion 20a is elastically deformed by being pushed by the inner surface, slides inside both the slide hole portion 45a and the slide concave portion 45b, and the engagement convex portion 20b of the elastic protrusion portion 20 is locked. When engaged with the restriction recess 47, the position of the slide switch part 40 is restricted to the ON state and the speaker part 8 emits sound.

  Further, as shown in FIGS. 35 and 36, the elastic protrusion 20 is configured such that the decorative member 15 is disposed in the decorative groove 16 and rotates, and the engaging protrusion 20b of the elastic protrusion 20 is in the slide recess 45b. The elastic deformation portion 20a is elastically deformed and slides inside both the slide hole portion 45a and the slide concave portion 45b, and the engagement convex portion 20b of the elastic protrusion portion 20 is locked. When engaged with the position restricting recess 48, the slide switch unit 40 is position-controlled in the off state to mute the speaker unit 8.

  In this case, as shown in FIGS. 32, 34, and 36, the second locking recess 23 of the mounting groove 16 to which the plurality of engaging protrusions 21 of the decorative member 15 are engaged has its slide hole portions 23a. , 23c are formed longer than in the first embodiment in accordance with the sliding movement of the elastic protrusion 20. That is, each slide hole 23a, 23c of the second locking recess 23 has the same length as the length in the arc direction of the first locking recess 45 of the mounting groove 16 where the elastic protrusion 20 is slidably disposed. It is formed with.

  By the way, a pen insertion hole 49 into which the pen tip 5a of the touch pen 5 is inserted is provided on the upper surface of the decorative member 15 at a location corresponding to the elastic protrusion 20, as shown in FIGS. Yes. The pen insertion hole 49 is a recess provided on the upper surface of the decorative member 15, and the pen tip 5 a of the touch pen 5 is inserted from the upper surface side of the decorative member 15 mounted on the mounting groove 16, and the inserted touch pen 5 is inserted. Thus, the decorative member 15 is configured to rotate and move along the mounting groove 16.

  According to the mounting structure of the decorative member 15 in such an electronic dictionary, as in the first embodiment, a ring-shaped decorative member 30 is used without using separate parts, with a small number of parts, and without increasing the thickness of the upper case 11. Can be easily and detachably mounted in the mounting groove 16 of the upper case 11, and the slide switch portion 40 that performs a switch operation in accordance with the rotational movement of the decorative member 15 is provided. By rotating and moving along the mounting groove 16, the slide switch unit 40 can be slid to switch between sound emission and mute of the speaker unit 8.

  That is, the slide switch unit 40 includes a contact plate 41 provided on the elastic projection 20 of the decorative member 15 and first to third contacts provided on the switch board 19 and in contact with the contact plate 40 to slide. When the one end part 41a of the contact plate 41 is in contact with the rightmost side of the first contact part 42 and the other end part 41b of the contact plate 41 is in contact with the second contact part 43, When the one end portion 41a of the contact plate 41 is in contact with the leftmost side of the first contact portion 42 and the other end portion 41b of the contact plate 41 is in contact with the third contact portion 44, the off state is established. Therefore, according to the rotational movement of the decorative member 15, sound can be emitted from the speaker unit 8, and the speaker unit 8 can be silenced.

  In this case, the engagement protrusion 20b of the elastic protrusion 20 is detachably engaged with the first locking recess 45 of the mounting groove 16 where the elastic protrusion 20 of the decorative member 15 is slidably disposed. Since the first to third position restricting recesses 46 to 48 for restricting the position of the elastic protrusion 20 to a predetermined position are provided, the elastic protrusion 20 is engaged when the decorative member 15 is rotated. By engaging the convex portion 20b with any of the first to third position restricting concave portions 46 to 48, the position of the contact plate 41 of the slide switch portion 40 can be reliably restricted to a predetermined position. Either the on state or the off state of the slide switch unit 40 can be reliably held.

  Further, since a pen insertion hole 49 into which the pen tip 5a of the touch pen 5 is inserted is provided at a predetermined position on the upper surface of the decorative member 15, the pen tip 5a of the touch pen 5 is inserted into the pen insertion hole 49, The decorative member 15 can be rotated and moved along the mounting groove portion 16 by the inserted touch pen 5, and the slide switch portion 40 can be easily and easily slid to switch the switch. Things can be provided.

  In the third embodiment described above, the case where the slide switch unit 40 is configured to switch between sound emission and mute of the speaker unit 8 has been described. However, the function of switching between sound emission and mute of the speaker unit 8 is not necessarily performed. There is no need to be such that, for example, other functions such as a function of switching on and off the backlight of the input display unit 4 and the auxiliary input display unit 7 may be switched.

  In the above-described first to third embodiments and the modifications thereof, the case has been described in which the plurality of key tops 18 a in the second input unit 10 of the key input unit 6 are configured to be surrounded by the decorative members 15 and 30. However, it is not always necessary to surround the plurality of key tops 18a, and the speaker unit 8 may be configured to be surrounded by the decorative members 15 and 30, and the auxiliary input display unit 7 is formed in a circular shape, and this auxiliary input display unit 7 may be configured to be surrounded by decorative members 15 and 30. In short, the decorative members 15 and 30 may be provided in any part of the device case such as the first case 1 and the second case 2.

  Further, in the above-described first to third embodiments and the modifications thereof, the case where the present invention is applied to an electronic dictionary has been described. However, the present invention is not necessarily an electronic dictionary. For example, a mobile phone or a personal digital assistant (PDA: personal digital) -Assistant) or various electronic devices such as portable personal computers.

DESCRIPTION OF SYMBOLS 1 1st case 2 2nd case 3 Hinge part 4 Input display part 5 Touch pen 5a Pen tip 6 Key input part 8 Speaker part 9 1st input part 10 2nd input part 11 Upper case 11a Key opening part 12 Lower part Case 15, 30 Decorative member 16 Mounting groove 18a Key top 19 Switch board 20, 31, 35 Elastic projection 20a, 31a, 35a Elastic deformation 20b, 31b Engaging projection 21 Engaging projection 22 First locking recess 22a Slide hole portion 22b Slide recess portion 22c, 22c Position restricting recess portion 23 Second locking recess portion 23a, 23c Slide hole portion 23b, 23b Locking portion 24 Anti-rotation portion 32 Metal plating layer 33, 36 Rotation operation hole 40 Slide switch portion 41 Contact plates 42 to 44 First to third contact portions 46 to 48 First to third position restricting recesses 4 9 Pen insertion hole

Claims (7)

An annular mounting groove provided to surround the key opening on the surface of the device case provided with the key opening in which the key top is disposed, and an annular decorative member attached to the mounting groove;
On the peripheral surface of the decorative member, an elastic protrusion including a “U” -shaped elastic deformation portion that forms a cantilever beam, and an engagement protrusion provided on the elastic deformation portion, and a plurality of engagement protrusions Are provided, and
On the inner surface of the mounting groove portion, when the decorative member is rotated along the mounting groove portion while being inserted into the mounting groove portion , the engagement protrusion of the elastic protrusion portion is rotated according to the rotational movement of the decorative member. mounting structure of the first engagement recess and decorative member, wherein the plurality of engaging projections are a plurality of second locking recesses respectively engage is provided parts are engaged. The elastic deformation part of the elastic protrusion part is provided so as to protrude elastically from the outer peripheral surface of the decorative member, and the engagement convex part provided on the elastic deformation part protrudes toward the outer peripheral side. ,
The first locking recess is provided at the bottom of the mounting groove and is provided continuously from the slide hole on the lower surface of the device case and the slide hole into which the elastic protrusion is inserted and slid. A slide recess in which the elastic protrusion is slidably disposed, and a plurality of position restrictions that are provided on an inner surface of the slide recess and the engagement protrusion is detachably engaged to position the elastic protrusion. The decorative member mounting structure according to claim 1, further comprising a recess. Each of the plurality of engaging protrusions is provided so as to protrude laterally from a lower portion in a predetermined portion of the decorative member,
The plurality of second locking recesses are respectively provided at the bottom of the mounting groove, and correspond to the plurality of slide holes, into which the plurality of engaging protrusions are inserted and slid, respectively. Provided respectively on the side surfaces in the mounting groove, and when the decorative member rotates along the mounting groove, the upper surfaces of the plurality of engaging projections are respectively engaged according to the rotational movement of the decorative member. The decorative member mounting structure according to claim 1, further comprising a plurality of locking portions that are detachably locked.   A key sheet provided with the key top is disposed in the device case, and the key sheet is provided with a rotation preventing portion for preventing rotational movement of the decorative member. The attachment structure for a decorative member according to claim 3.   The device case at a location where the mounting groove is provided is provided with a rotation operation recess into which a tapered member for pressing the elastic protrusion and rotating the decorative member is inserted. The attachment structure of the decorative member according to any one of claims 1 to 4.   The decorative member mounting structure according to any one of claims 1 to 5, further comprising a switch portion that performs a switch operation in accordance with the rotational movement of the decorative member. An electronic device in which an annular decorative member is provided so as to surround the key opening on the surface of a device case provided with a key opening in which a key top is disposed,
The device case is provided with an annular mounting groove corresponding to the decorative member,
On the peripheral surface of the decorative member, an elastic protrusion including a “U” -shaped elastic deformation portion that forms a cantilever beam, and an engagement protrusion provided on the elastic deformation portion, and a plurality of engagement protrusions Are provided, and
On the inner surface of the mounting groove portion, when the decorative member is rotated along the mounting groove portion while being inserted into the mounting groove portion , the engagement protrusion of the elastic protrusion portion is rotated according to the rotational movement of the decorative member. electronic apparatus, characterized in that the first locking recess parts are engaged, and a plurality of second locking recesses of the plurality of engaging projections are respectively engaged are provided.

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