JP4823859B2 - Electronic device tilt device - Google Patents

Description

  The present invention relates to a tilt device for an electronic device that tilts an electronic device having a display unit and a display operation unit for operating display on the display unit in a stepwise manner.

  2. Description of the Related Art Conventionally, there are known tilt devices for electronic devices composed of devices having a display function and an operation function as shown in FIGS.

  According to this, the tilt leg member b that is swingably attached to the apparatus main body a and installed on the installation surface and the tilt stay c that cooperates with the tilt leg member b and supports the apparatus main body a at a predetermined inclination angle are provided. A tilting tooth row f in which a tilting leg d, a plurality of locking teeth e for selectively engaging and disengaging the tilt stay c of the tilting support leg d are formed in a vertical row, and a tilting step c of the tilting support leg d are set as locking teeth. And an urging means (not shown) for urging to the row f side, and a slide groove portion g parallel to the locking tooth row f is formed on the back surface of the apparatus main body a, and an upper end portion of the slide groove portion g. Is provided with an upper switching guide portion h for shifting the tilt stay c from the slide groove portion g to the locking tooth row f, and at the lower end portion of the locking tooth row f, the lower side of the locking tooth row f is moved from the locking tooth row f to the slide groove portion g. The side switching guide part i is provided.

In this configuration, the lower switching guide portion i shifts the tilt stay c from the locking tooth row f to the slide groove portion g, and in this state, the device body a is tilted backward to cause the tilt stay c to run in the slide groove k. To the upper switching guide portion h, and the upper switching guide portion h selectively moves the tilt stay c from the slide groove portion k to the locking tooth row f by selectively tilting the apparatus body a forward and backward. It can be held at a predetermined angle (see Patent Document 1, Patent Documents 2 and 3 disclose other similar techniques).
Japanese Patent Application Laid-Open No. 9-219591. Japanese Patent Laid-Open No. 10-143086. Japanese Patent Laid-Open No. 10-145052.

  In such a configuration, when the angle with respect to the installation surface of the apparatus main body a is increased by forming the upper surface of the locking tooth e on the inclined surface j and forming the lower surface on the locking surface part k, the apparatus main body The tilt stay c can be moved and engaged with the locking teeth e on the upper side while pulling up a, so that the angle can be adjusted in stages. The tilt stay c is moved to the upper switching guide portion h by lifting the device main body a until the angle with respect to the installation surface of the device main body a is maximized, and then slid downward in the slide groove g to Move to the switching guide part i side, return the apparatus main body a until it reaches the minimum angle, re-engage the tilt stay c to the engaging tooth row f, and newly Lift the apparatus main body a need to adjust to the desired angle, it was very troublesome.

  Further, in the above conventional technique, when the apparatus main body a is moved to a different installation location, if the apparatus main body a is held and lifted up, the engagement relationship with the engaging portion f in the tilt stay c is released. Therefore, the installation angle of the apparatus main body a held at an appropriate angle for the operator of the folding electronic device is reset to the minimum angle, and it is necessary to readjust the installation angle of the apparatus main body a again at a new installation location. Yes, it was very troublesome.

  Therefore, in view of such a point, the present invention provides an electronic device configured such that, once the apparatus main body itself is lifted to move the installation position of the apparatus main body, the adjusted installation angle is not reset. An object is to provide a tilt device.

  A second object of the present invention is to provide a tilt device for an electronic device that can be easily adjusted not only when the installation angle of the apparatus main body is increased but also when it is decreased. It is said.

  In order to achieve the first object, the tilt device for an electronic device according to the present invention described in claim 1 is swingably attached to the back side of the main body of the electronic device and installed on the installation surface. A tilt leg member having a tilt stay that cooperates with the tilt leg member and supports the apparatus main body at a predetermined tilt angle, and an engagement portion formed on the tilt stay are selectively engaged with each other. The engaging tooth row is formed by forming a plurality of engaging tooth portions for tilting the device main body in a plurality of stages on the back side of the device main body, and the engaging portion of the tilt stay toward the engaging tooth row side. And a biasing means for biasing in the engaging direction of the electronic device, wherein the tilt stay has one end pivotally attached to the tilt leg member and the other end mutually In the row direction of the device body A pair of engaging pieces facing each other is formed, and the engaging parts are formed on the both sides of the wall surface on the outer side in the row direction of the apparatus main body, and the engaging teeth In order to make the engaging tooth portions engageable with each other, the row is configured by arranging a pair of columns in parallel so as to face each other on the back side of the apparatus body. Of the engaging tooth rows, at least one of the engaging tooth rows is formed with a first hook-like portion that shields the side facing the back side of the apparatus main body, and the both engaging portions are the two When the device main body is lifted in a state where the engaging teeth are engaged with the engaging teeth of the engaging teeth row, the one engaging portion is caught by the first hook-shaped portion, and both engaging portions The engagement teeth of the two engagement portions are held against the urging means while maintaining the engagement state of the engagement teeth portion with the engagement teeth portion. When the engagement state with the one engagement portion is released, the shielding state by the first hook-like portion with respect to the engagement portion of the one engagement piece portion in the one engagement portion can be released. It is what.

  With this configuration, when the two engaging portions of the tilt stay are respectively engaged with the engaging tooth portions of the respective engaging tooth rows by the urging force of the urging means, the apparatus main body is lifted to move. Even if it is scattered, one engagement portion of the stay is hooked on the first hook-shaped portion, and the engagement state of each engagement portion with each engagement tooth portion is maintained. It is not necessary to adjust the installation angle at a new location without resetting the installation angle of the main body.

  In order to achieve the second object, a tilt device for an electronic device according to a second aspect of the present invention is the electronic device tilt device according to the first aspect, wherein one of the pair of engaging tooth rows is provided. In the position adjacent to the other engaging tooth row in the engaging tooth row, the first slide guide groove that allows the one engaging portion to slide in the column direction of the device body is provided on the back surface of the device body. And the other engaging portion of the tilt stay is slidable in the longitudinal direction of the apparatus main body so as to be adjacent to the opposite side of the one engaging tooth row in the other engaging tooth row. A second slide guide groove is formed on the back side of the apparatus main body, and the tilt stay is pivotally attached to the tilt leg member via a pin member, and the apparatus main body with respect to the pin member In the row direction Each of the engaging portions is engaged with each of the engaging teeth of the engaging teeth row by sliding the tilt stay against the pin member against the urging force of the urging means. It is characterized in that it is configured such that it can be moved in the longitudinal direction of the apparatus main body in both slide guide grooves by disengagement from the part.

  With such a configuration, when changing the installation angle of the apparatus main body, the present invention is such that both the engaging portions are moved to the respective slide guides only by sliding the tilt stay against the tilt leg member against the urging force of the urging means. Since it moves into the groove, moves in each slide guide groove and moves up and down with respect to the main body of the device, it can be tilted not only when the installation angle of the main body is increased but also when it is reduced The angle adjustment can be easily performed only by lifting or pushing down the main body of the apparatus without requiring an operation of supporting the support leg by hand.

  According to a third aspect of the present invention, there is provided a tilt device for an electronic apparatus according to the second aspect, wherein the second slide guide groove is configured to shield a side facing the back side of the device main body. 2 is formed on the back side of the apparatus main body.

  With this configuration, when the engaging portions are guided and slid into the slide grooves against the urging force of the urging means, the other locking portion is caught by the second hook-shaped portion. Accordingly, the engaging portion of the tilt stay can move in each slide groove without being separated from the apparatus main body, and the angle adjustment of the apparatus main body can be further facilitated and simplified.

  According to a tilt device for an electronic apparatus according to a fourth aspect of the present invention, the biasing means according to the second or third aspect of the present invention is positioned between a pair of engaging pieces in the tilt stay. An upright wall formed in the apparatus main body so as to extend along the first slide guide groove between the formed spring piece portion, the first slide guide groove and the other engagement tooth row And the spring piece portion is elastically contacted with the upright wall to maintain the engagement relationship between the engagement portions to the engagement tooth portion, and the tilt stay is configured to be the pin. When the spring piece portion scatters in the direction of the standing wall with respect to the member, the spring piece portion swings in the direction of one engagement piece portion of the stay, and the engagement tooth rows in the both engagement portions Configured so that the engagement relationship of It is characterized in.

  According to such a configuration, the tilt stay slides on the pin member in the horizontal direction of the apparatus main body, so that the spring piece portion swings in the one engagement piece side direction against the biasing force, thereby If the engagement relationship with each engagement tooth row at the joint portion is released and then the tilt stay is released, both engagement portions can be engaged with each engagement tooth row again by the biasing force of the spring piece portion. The installation angle adjustment of the device main body can be done very easily.

  Moreover, since the urging means is composed of a spring piece part formed integrally with the tilt stay and an upright wall formed on the apparatus main body side, the structure of the urging means can be greatly simplified, and the number of attachment steps to the apparatus main body can be reduced. Can be assembled with little need.

  In the present invention configured as described above, when the two engaging portions of the tilt stay are engaged with the engaging tooth portions of each engaging tooth row by being urged by the urging force of the urging means, the apparatus main body Even if it is lifted to move, one engaging portion of the tilt stay is caught by the first hook-shaped portion, and the engaged state of each engaging portion with each engaging tooth row is maintained. Thus, the installation angle adjustment at a new moving place can be made unnecessary without resetting the installation angle of the apparatus main body.

  Next, the best mode for carrying out the present invention will be described with reference to the drawings.

  1 is a perspective view drawn from the front side of an electronic apparatus adopting an embodiment according to the present invention, FIG. 2 is a perspective view drawn from the back side, and FIG. 3 is an electronic apparatus with the tilt support legs removed. 4 is an enlarged view of the main part in FIG. 3, FIG. 5 is a cross-sectional view taken along the line AA in FIG. 4, FIG. 6 is a cross-sectional view taken along the line BB in FIG. 8 is a cross-sectional view taken along the line DD in FIG. 4, FIG. 9 is a cross-sectional view taken along the line EE in FIG. 4, and FIG. 10 is an enlarged perspective view of the vicinity of one engaging tooth row on the back side of the electronic device. 11 is an enlarged perspective view of the vicinity of the other engaging tooth row on the back side of the electronic device, FIG. 12 is an exploded perspective view of the tilt support, and FIG. 13 is an enlarged view of the main part of the tilt support. 14 is a front view of the main part of the tilt support, and FIG. 15 is an engagement state of the tilt support. 16 is a rear view of the main part drawn with the part broken, FIG. 16 is a rear view of the main part drawn with the part of the non-engagement state of the tilt supporting leg similarly, and FIG. FIG. 18 is an explanatory diagram for explaining the angle adjustment state of the electronic device. FIG.

  In the figure, an apparatus main body 1 constituting an electronic device has upper and lower cases 1-1 and 1-2, and a display 1a as a display unit on the front surface 1A, and a display operation unit for operating display on the display 1a. Various buttons 1b, a speaker 1c, and the like are provided, and a grounding portion 1e including a plurality of vertical slits is formed on both sides of the lower end.

  A tilt device T is provided on the back surface 1B side of the apparatus body 1.

  The tilt device T is positioned below the engaging tooth row 2 installed on the left and right sides of the back surface 1B and above the engaging tooth row 2 on the left and right sides of the back surface 1B and above the grounding portion 1d of the device body 1. The tilt support leg pivot support part 3 and the tilt support leg 4 that is detachably connected to each tilt support leg pivot support part 3 are generally configured.

  Both the tilt support legs 4 are attached to the tilt support leg pivot 3 of the apparatus main body 1 so as to be detachable and swingable, and are installed on the installation surface 10, and the tilt leg member 5 cooperates with the tilt leg member 5. The main body 1 is composed of a tilt stay 6 that supports a predetermined tilt angle.

  As shown in FIGS. 12 and 13, the tilt stay 6 is formed at the pivot end portion 4 a at one end, which is the lower end side, and the tilt support leg 4 is roughly connected to the tilt support leg 4 via a pin member 7 that is loosely inserted into the pivot portion 4 a. It is inserted and attached in an opening recess 5 a formed in the center, and is configured to be slidable in the row direction of the apparatus main body 1 on the axis of the pin member 7.

  A pair of engagement piece portions 6b and 6c are formed on the other end side which is the upper end side of the tilt stay 6 so as to be spaced apart from each other in the row direction of the apparatus main body 1, and the device main body 1 at the engagement piece portions 6b and 6c is formed. Protruding engaging portions 6b-1 and 6c-1 are formed on the outer side in the row direction (see particularly FIG. 14).

  A spring piece portion 6d is integrally formed so as to be in a separated state between the engagement piece portions 6b and 6c on the other end side of the tilt stay 6.

  The tilt leg member 5 is integrally formed with a swinging shaft 5b pivotally attached to the tilt support leg pivot part 3 at one end side and an installation part 5c at the other end side, and a rubber foot 5d is screwed by a screw 5e. Yes.

  The left and right engaging tooth rows 2 have the same configuration, and these engaging tooth rows 2 are integrally formed on the back surface of the apparatus main body 1.

  As shown in FIGS. 4 to 6, the engaging tooth row 2 includes an engaging portion 6 b-1 of the engaging piece portion 6 b of the tilt stay 6 and an engaging portion 6 c-1 of the engaging piece portion 6 c, respectively. A plurality of engaging tooth portions 2A, 2B are arranged in parallel in columns that are spaced apart from each other on the back surface 1B side of the apparatus main body 1 so that they can be combined.

  Each of the engaging tooth portions 2A and 2B is configured to tilt the apparatus main body 1 in a plurality of stages by selectively engaging the engaging portions 6b-1 and 6c-1 of the tilt stay 6 with each other. Yes.

  Of the two engaging tooth portions 2A and 2B, one engaging tooth portion 2A is shielded by a first hook-like portion 8 formed on the side facing the back side of the apparatus main body 1 (particularly, FIG. 10).

  Furthermore, one engagement portion 6b-1 is slidable in the longitudinal direction of the apparatus main body 1 on the back surface 1B of the apparatus main body 1 at a position adjacent to the other engagement tooth 2B side in the one engagement tooth row 2A. The first slide groove 11 is formed.

  Further, the other engagement tooth portion 2B is adjacent to the opposite side of the other engagement tooth portion 2B on the opposite side to the one engagement tooth portion 2A, and the other engagement tooth portion 2B is arranged in the longitudinal direction of the device body 1. A second slide groove 12 is formed so as to be slidable.

  The second slide groove 12 is shielded by a second hook-shaped portion 9 formed on the side facing the back side of the apparatus main body 1 (see particularly FIG. 11).

  The apparatus main body 1 between the first slide groove 11 and the other engagement tooth portion 2B extends along the first slide groove 11 and is attached to the other engagement tooth portion 2B. The rising wall 13 is formed on the upper wall 13 and the spring piece 6d is elastically contacted with the rising wall 13, thereby energizing the engagement relationship between the engagement portions 6b-1 and 6b-2 with the engagement teeth 2A and 2B. The urging means 14 that holds and holds is configured.

  When configured as described above, as shown in FIG. 15, the tilt stay 6 has the engaging portions 6 b-1 and 6 c-1 of the engaging pieces 6 b and 6 c respectively engaged with the engaging tooth row 2. By engaging with one of the tooth portions 2A and 2B, the device main body 1 is operated at a predetermined angle, for example, 80 ° to 40 ° with respect to the installation surface 10 as shown in FIG. Adjustable to installation angle of ° can be selected.

  Then, from the state where the engaging portions 6b-1 and 6c-1 shown in FIG. 15 are engaged with one of the engaging tooth portions 2A and 2B, respectively, When changing the installation angle of the apparatus main body 1, the force in the direction of the arrow in FIG. 15 is applied to the tilt stay 6 to move the tilt member 6 on the pin member 7.

  As a result, as shown in FIG. 16, both the engaging portions 6b-1, 6c-1 are disengaged from the one engaging tooth portion 2A, 2B, and the first slide groove 11 and the second By moving to the slide groove 12 respectively, the spring piece portion 6d swings in the direction of the one engagement piece portion 6b against the biasing force, and the shielded state by the first hook-like portion can be released.

  When the tilt stay 5 is moved in the direction of the arrow in FIG. 16 (up and down direction of the apparatus main body 1) while maintaining such a state, the bending angle of the tilt stay 5 with respect to the tilt leg member 5 is changed, and the tilt stay 6 is moved in this state. If separated, both the engaging portions 6b-1, 6c-1 are engaged with the other engaging tooth portions 2A, 2B by the urging force of the spring piece portion 6d, and the installation surface portion 10d of the apparatus main body 11 is engaged. The installation angle can be selected as a predetermined installation angle required by the operator.

  When the engaging portions 6b-1 and 6c-1 of the tilt stay 6 are engaged with the engaging tooth portions 2A and 2B, even if the apparatus main body 11 is lifted to move, The joint portion 6b-1 is hooked on the first hook-shaped portion 8, and the engaged state of the engaging portions 6b-1 and 6c-1 with the engaging tooth portions 2A and 2B is maintained. Thus, it is not necessary to adjust the installation angle at a new moving place without resetting the installation angle of the apparatus main body 11.

  Further, when changing the installation angle of the apparatus main body 11, both the engaging portions 2 </ b> A and 2 </ b> B are moved into the slide guide grooves 11 and 12 by merely sliding the tilt stay 6 on the pin member 7 with respect to the tilt leg member 5. The engaging portions 2A and 2B of the tilt stay 6 can be moved up and down with respect to the apparatus main body 11, and the tilt stay 6 can be tilted not only when the installation angle of the apparatus main body 11 is increased but also when it is decreased. Even if the support leg 5 is not supported by hand, the angle can be easily adjusted by simply lifting or pushing down the apparatus main body 11.

  Further, when the two engaging portions 2A and 2B are slid into the slide grooves 11 and 12 against the urging force of the spring piece 6d constituting the urging means 14, the other locking portion 6c. -1 is hooked on the second hook-shaped portion 12, the engaging portions 2 </ b> A and 2 </ b> B of the tilt stay 6 can move in the slide grooves 11 and 12 without being separated from the device main body 11. 11 angle adjustment can be made easier and simpler.

  Further, the tilt stay 6 slides on the pin member 7 and swings the spring piece 6d with respect to the upright wall 13, thereby applying an urging force to the spring piece 6d, while the engaging portions 6b- 1 and 6c-1 can be released from the engagement relationship with the engaging tooth portions 2A and 2B, and when the tilt stay 6 is released thereafter, the two engaging portions 6b-1 are again driven by the biasing force of the spring piece 6d. 6c-1 can be engaged with the engaging tooth portions 2A and 2B, respectively, and the installation angle of the apparatus main body 11 can be adjusted very easily.

  Moreover, since the urging means 14 is composed of the spring piece 6d formed integrally with the tilt stay 6 and the upright wall 13 formed on the apparatus main body 1 side, the structure of the urging means 14 can be greatly simplified. The main body 1 can be assembled without requiring much man-hours for attachment.

  As described above, according to the present invention, when both the engaging portions of the tilt stay are engaged with the respective engaging tooth rows, even if the device main body is lifted to move, 1 is hooked and the engagement state of each engagement portion with each engagement tooth row is maintained, so that the installation angle of the apparatus main body is not reset and a new moving place is obtained. Therefore, it is suitable for a tilt device for an electronic device that tilts an electronic device having a display unit and a display operation unit for operating display on the display unit in a stepwise manner. .

It is the perspective view drawn from the front side of the electronic device which employ | adopted embodiment which concerns on this invention. It is the perspective view similarly drawn from the back side. It is a rear view of the electronic device in a state where the tilt support leg is also removed. It is a principal part enlarged view in FIG. It is AA sectional drawing of FIG. It is BB sectional drawing of FIG. It is CC sectional drawing of FIG. It is DD sectional drawing of FIG. It is EE sectional drawing of FIG. Similarly, it is the perspective view which expanded and drawn one engagement tooth row | line | column part vicinity in the back surface side of an electronic device. Similarly, it is the perspective view which expanded and drawn the other engagement tooth row | line | column part vicinity in the back surface side of an electronic device. It is a disassembled perspective view of a tilt support leg similarly. It is the front view which expanded and drawn the principal part of the tilting fulcrum. It is a principal part rear view of a tilt support similarly. It is the principal part rear view which fractured | ruptured partially and drawn the engagement state of the tilt support leg similarly. It is the principal part rear view similarly fractured | ruptured and drawn in the non-engagement state of the tilting fulcrum. It is the side view which fractured | ruptured partially and drawn the electronic device similarly adjusted to the maximum angle with respect to the installation surface by the tilt support. It is explanatory drawing for demonstrating the angle adjustment state of an electronic device similarly. It is the perspective view drawn from the back side of the conventional electronic device. FIG. 20 is a partial rear view of the electronic device in a state where the tilt support leg in FIG. 19 is removed.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Apparatus main body 1A Front 1B Rear 2 Engagement tooth row 2A One engagement tooth part 2B The other engagement tooth part 4 Tilt support leg 5 Tilt leg member 6 Tilt stay 6b, 6c Engagement piece part 6b-1, 6c-1 Joint part 7 Pin member 8 Second hook-like part 9 Second hook-like part 10 Installation surface 11 First slide groove 12 Second slide groove 13 Standing wall 14 Biasing means T Tilt device

Claims (4)

A tilt leg member that is swingably attached to the back side of the apparatus main body of the electronic apparatus and that is installed on the installation surface, and a tilt support that cooperates with the tilt leg member to support the apparatus main body at a predetermined inclination angle. And a plurality of engaging teeth for tilting the apparatus main body in multiple stages by selectively engaging and disengaging engagement parts formed on the tilt stay in a column on the back side of the apparatus main body. A tilt device for an electronic device comprising: the engaged tooth row; and a biasing unit that biases the engaging portion of the tilt stay in the engagement direction toward the engagement tooth row side,
The tilt stay has one end portion pivotally attached to the tilt leg member and the other end portion forming a pair of engaging pieces that are spaced apart from each other in the row direction of the apparatus main body. Are each formed with the engaging portion on the outer wall surface side in the row direction of the apparatus body,
Further, the engaging tooth rows are arranged in parallel in a column so as to be opposed to each other on the back side of the apparatus main body so that the engaging tooth portions can be engaged with each other. Configure
Of the pair of engagement tooth rows, at least one of the engagement tooth rows is formed with a first hook-like portion that shields the side facing the back side of the device body,
When the device main body is lifted in a state where the both engaging portions are engaged with the engaging tooth portions of the both engaging tooth rows, the one engaging portion is placed on the first hook-shaped portion. Is engaged to hold the engagement state of both engagement portions to the engagement tooth portion, and the engagement state of the engagement portions to the engagement tooth portions against the biasing means. When the electronic device is configured to be capable of releasing the shielding state by the first hook-shaped portion with respect to the engaging portion of the one engaging piece portion in the one engaging portion, Tilt device. Among the pair of engagement tooth rows, the one engagement portion is slidable in the longitudinal direction of the apparatus main body at a position adjacent to the other engagement tooth row side in one engagement tooth row. 1 slide guide groove is formed on the back side of the apparatus main body,
A second slide guide that allows the other engaging portion of the tilt stay to slide in the longitudinal direction of the apparatus main body so that the other engaging tooth row is adjacent to the opposite side of the one engaging tooth row. Forming a groove on the back side of the apparatus body;
Further, the tilt stay is pivotally attached to the tilt leg member via a pin member, and is configured to be slidable in the row direction of the apparatus main body with respect to the pin member.
By sliding the tilt stay against the pin member against the urging force of the urging means, the engagement portions are disengaged from the engagement tooth portions of the engagement tooth rows, respectively. 2. The tilt device for an electronic device according to claim 1, wherein the tilt device is configured to be movable in the longitudinal direction of the device main body in the slide guide grooves.   3. The electronic apparatus according to claim 2, wherein a second hook-shaped portion that shields a side of the second slide guide groove facing the back side of the apparatus main body is formed on the back side of the apparatus main body. Tilt device. The biasing means includes a spring piece portion formed so as to be positioned between a pair of engagement piece portions in the tilt stay, and the first slide guide groove and the other engagement tooth row. A standing wall formed on the apparatus body so as to extend along one slide guide groove,
The spring piece portion is elastically contacted with the standing wall, and is configured to maintain the engagement relationship with the engagement tooth portion in the both engagement portions,
When the tilt stay slides in the standing wall direction with respect to the pin member, if the spring piece part is scattered, the tilt stay is swung in the direction of one engagement piece part of the stay, and each of the engagement parts is The electronic apparatus tilting device according to claim 2 or 3, wherein the engaging relationship with the engaging tooth row is released.

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