JP2006009812A - Position adjuster - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a position adjusting device which is of a simple structure independently of the positions of a supporting member and a gear section and permits the arbitrary positioning of an operating button which serves as a lock releasing means. <P>SOLUTION: It is an adjuster which is mounted to an object to be supported which is not shown in the figure to adjust the position of the object to be supported. The adjuster comprises a case 4 which is mounted to the object to be supported, a supporting section 8 which has one end telescopically mounted in the case 4 and supports the object to be supported by grounding the other free end, a locking means 2 which blocks a telescopic action of the supporting section 8, coil springs 5a and 5b which maintain the locking operation of the locking means 2, an operation button 1a which releases the locking operation of the locking means to telescopically move the supporting section 8 relative to the case 4 so as to allow for the setting of the arbitrary distance between the free end of the supporting section 8 and the object to be supported. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a position adjusting device, and more particularly to a position adjusting device that adjusts the tilt and height of electronic equipment such as a projector.

  Conventionally, when an electronic device such as a projector is grounded to a floor or a table, it may be necessary to adjust the tilt or height of the device in order to level the device or to install it in a predetermined posture. .

Therefore, there is known a device in which an adjustment leg is provided so that the height of the device can be adjusted with a simple operation.
For example, a slidable locking device is attached to the outer case and the height of the device is adjusted by a push-type unlocking device (see Patent Document 1), or a slidable locking device is also attached. A device that adjusts the height of a device with a lever that is unlocked by moving upward (see Patent Document 2) has been proposed.

In any of the conventional adjusting legs described above, the position of the unlocking means for adjusting the height is installed immediately above the support member.
JP-A-10-103331 JP 2002-327894 A

  However, in the conventional technology, since the unlocking device for adjusting the height of the device is installed between the lower part of the device and the pedestal, the finger is sandwiched between the device and the pedestal when adjusting the height. There was something to do. Moreover, since it was installed in the lower part of the apparatus, it was a cause of deterioration in operability.

  Furthermore, since the installation location of the unlocking portion cannot be set freely, there is a problem that the degree of freedom in design and design is reduced.

  The present invention has been made in view of the above-described conventional problems, can adjust the height of a support object with a simple configuration, and can freely set the mounting position of the unlocking device. It is an object of the present invention to provide a position adjusting device that enables the above.

  The present invention relates to a position adjusting device, and is a position adjusting device that is attached to a support object and adjusts the posture of the support object, and includes a case body attached to the support object, and one end portion attached to the case body. A support member that is installed so as to be able to advance and retreat, supports the object to be supported by grounding the free end at the other end, lock means for restricting expansion and contraction of the support member, and lock maintenance for maintaining the lock state of the lock means And a lock release means for releasing the lock state of the lock means, and by moving the support member forward and backward with respect to the case body, the distance between the free end of the support member and the support object is increased. It is characterized by being arbitrarily settable.

  With this configuration, the support member installed in the case body so as to be able to advance and retreat is fixed by the lock means at an arbitrary position and unlocked by the lock release means. The height of the object can be adjusted.

The lock means includes a gear portion, the support member includes a gear receiving portion that can mesh with the gear portion of the lock member, and the lock maintaining means is biased in a direction in which the gear portion is pressed against the gear receiving portion. It is preferable to provide an elastic member.
With this configuration, the positional relationship between the support member and the case body can be adjusted in multiple stages by the gear portion and the gear receiving portion, and the lock state of the support member can be ensured by the lock maintaining means. it can.

Furthermore, it is preferable that the lock release means includes a push member operable to move the gear receiving portion away from the gear portion of the support member.
With this configuration, for example, by simply pressing the unlocking means like a push button, the gear portion and the gear receiving portion can be separated to release the locked state of the support member.

Further, the locking means is pivotally supported with respect to the case body, and the locking means is rotated by receiving the action of the unlocking means on one side through the pivotally supported portion. The gear portion is provided on the other side, and the locking / unlocking by the locking means is performed in accordance with the turning operation of the locking means.
With this configuration, the user can perform unlocking and unlocking operations on the side opposite to the side where the gear is locked via the shaft, and the unlocking means can be placed in any position where there is no danger. It can be installed freely.

  The locking means may be installed inside the case body.

  According to the position adjustment device of the present invention, the installation position and stroke amount of the operation button can be arbitrarily set in accordance with the shape of the device, so that the height and inclination of the device to be supported can be easily adjusted. An excellent effect can be achieved.

  Specifically, the position adjustment device that is attached to the support object and adjusts the posture of the support object is provided with a case body that is attached to the support object, and can be moved forward and backward, and the free end is grounded. A support member that supports the object to be supported, a lock unit that restricts the advancing and retreating operation of the support member, a lock maintaining unit that maintains the lock state of the lock unit, and a lock release unit that releases the lock state of the lock unit The distance between the free end portion of the support member and the support object can be arbitrarily set by moving the support member back and forth with respect to the case body, so that the support object can be easily configured with a simple configuration. The height can be adjusted.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
1 to 3 are examples of embodiments for carrying out the present invention, and FIG. 1 is an exploded explanatory view showing the entire configuration of an adjuster device according to an embodiment of the present invention, in which the same elements are viewed from different directions. Exploded views are shown in FIGS. 1A and 1B, respectively. FIG. 2 is a side sectional view showing the locked state of the adjuster device, and FIG. 3 is a side sectional view showing the unlocked state of the adjuster device. In each figure, the part which attached | subjected the same code | symbol represents the same thing.

  The present embodiment is an adjuster device that is attached to a support object (not shown) and is a position adjusting device that adjusts the attitude of the installation state of the support object. As shown in FIG. The unlocking means 1 for releasing, the locking means 2 for restricting the operation of the support portion 8, the coil spring 3 for maintaining the unlocking means 1, the case body 4 attached to the support object, and the locking by the locking means 2 Coil springs 5a and 5b for maintaining the state, a support portion fixing member 6 for maintaining the support portion 8, a coil spring 7 for assisting the advancing and retreating operation of the support portion 8, and a support portion 8 for supporting the support object. Thus, the position can be adjusted in multiple stages.

  As shown in FIGS. 1 and 2, the unlocking means 1 is configured as a pressing member in which an operation button 1 a and a shaft portion 1 b are integrally formed, and the shaft portion 1 b is formed in the opening 2 d at the upper end portion of the locking means 2. The shaft portion 1b is inserted and engaged with the shaft portion engaging portion 4d of the case body 4, and is attached so as to be able to advance and retreat in the operation direction of the operation button 1a. A coil spring 3 is installed between the unlocking means 1 and the case body 4 and biases the unlocking means 1 in a direction to return the pushed operation button 1a.

  As shown in FIG. 1, the locking means 2 includes a shaft insertion portion 2 a, and is configured to be rotatable about the shaft portion 4 a by inserting the shaft insertion portion 2 a into the shaft portion 4 a of the case body 4. Yes.

  The case body 4 includes an engaging portion 4d with which the shaft portion 1b of the unlocking means 1 is engaged so as to be able to advance and retreat, an installing portion 4e for installing the coil spring 3, a shaft portion 4a for pivotally supporting the locking device 2, A receiving portion 4b for supporting the coil springs 5a, 5b, a supporting and fixing member installing portion 4f for installing the supporting portion fixing member 6, an installing portion (inside the case body 4) for installing the coil spring 7, and a support It has an insertion part (lower part of the case body 4) for inserting the part 8. Furthermore, the case body 4 is provided with a fixing means 4c for fixing to the support object.

  The coil springs 5 a and 5 b are installed between the coil spring receiving portion 2 b of the locking means 2 and the receiving portion 4 b of the case body 4, and the gear portion 2 c of the locking means 2 meshes with the gear receiving portion 8 b of the support portion 8. In addition, the locking means 2 is energized. These coil springs 5a and 5b function as lock maintaining means of the present invention.

  The support part fixing member 6 is installed in the support part fixing member installation part 4f of the case body 4, and when the support part 8 moves to the lowest end as shown in FIG. Be placed.

  The support portion 8 is inserted into the insertion portion of the case body 4 and is installed so as to be able to advance and retreat inside the case body 4 so that the adjuster device can be expanded and contracted in the height direction. The coil spring 7 is installed between the case body 4 and the support portion 8 and is supported in a direction in which the support portion 8 is moved downward, i.e., a free end portion of the support portion 8 and a support object fixed by the fixing means 4c. The support portion 8 is urged in the direction of increasing the interval of.

Next, the operation of the adjuster device of this embodiment will be described with reference to the drawings.
As shown in FIG. 2, the adjuster device is locked when the gear portion 2c of the locking means 2 and the gear receiving portion 8b of the support portion 8 are engaged with each other, and is held at an arbitrary height (position).

  When adjusting the height (position) of the adjuster device, the lock means 2 can be rotated with respect to the case body 4 by the user pushing the lock release means 1 as shown in FIG. By this operation, the gear portion 2c of the lock means 2 is disengaged from the gear receiving portion 8b of the support portion 8, and the locked state is released.

  By a series of movements of the gear portion 2c and the gear receiving portion 8b, the meshing of the gears is released, and the case body 4 can move up and down with respect to the support portion 8. Thus, the user can determine the height of the case body 4 with respect to the support portion 8 at an arbitrary position while pressing the operation button 1a.

  Then, when locking the support portion 8 and the locking means 2 at a desired height, if the operation of pushing the unlocking means 1 is stopped at that position, the gear portion 2c and the gear receiving portion are again engaged by the action of the coil springs 5a and 5b. The part 8b is engaged with the support part 8, and the support part 8 is locked (FIG. 2).

  Since it comprised as mentioned above, according to this embodiment, a user can lock / release the locking means 2 and the support part 8 only by operating the operation button 1a, and, thereby, with respect to the support part 8 The height of the case body 4, that is, the height of the support object fixed to the case body 4 can be easily adjusted.

Moreover, according to this embodiment, since the locking means 2 and the case body 4 are installed so as to be pivotable, the unlocking means 1 can be installed at an arbitrary position above the shaft portion 4a serving as the pivoting shaft. it can.
Furthermore, in this embodiment, the operation stroke amount of the unlocking means 1 can be freely set by adjusting the distance from the shaft portion 4a to the biting portion of the gear portion 2c.

  The position adjusting device of the present invention is not limited to the illustrated example described above, and it is needless to say that various changes can be made without departing from the gist of the present invention.

  Further, in this embodiment, the unlocking means 1 and the locking means 2 are separate parts. However, by providing the unlocking means 1 integrally with the locking means 2, the parts of the unlocking means 1 and the coil spring 3 are reduced. It is possible.

  In the present embodiment, the coil spring 7 for urging the case body 4 with respect to the support portion 8 is installed. However, the coil spring 7 is utilized by utilizing the free fall movement caused by the weight of the case body 4 or the member to be supported. It is also possible to delete.

It is a part explanatory drawing which shows the whole structure of the adjuster apparatus of embodiment which concerns on this invention. It is side surface sectional drawing which shows the locked state of an adjuster apparatus. It is side surface sectional drawing which shows the lock release state of an adjuster apparatus.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Lock release means, 1a ... Operation button, 1b ... Shaft part, 2 ... Locking means, 2a ... Shaft insertion part, 2b ... Coil spring receiving part, 2c ... Gear part, 2d ... Opening, 3 ... Coil spring, 4 ... Case body, 4a ... shaft part, 4b ... coil spring receiving part, 4c ... fixing means, 4d ... shaft part engaging part, 4e ... coil spring installation part, 4f ... support part fixing member installation part, 5a, 5b ... coil Spring, 6 ... support portion fixing member, 7 ... coil spring, 8 ... support portion, 8a ... projection portion, 8b ... gear receiving portion.

Claims (5)

A position adjustment device that is attached to a support object and adjusts the posture of the support object,
A case body attached to a support object;
One end portion is installed in the case body so as to be able to advance and retract, and a support member that supports a support object by grounding the free end portion at the other end,
Lock means for restricting the forward and backward movement of the support member;
Lock maintaining means for maintaining the locked state of the locking means;
Unlocking means for releasing the locked state of the locking means,
A position adjusting device characterized in that the distance between the free end portion of the support member and the support object can be arbitrarily set by moving the support member back and forth with respect to the case body. The locking means includes a gear part,
The support member includes a gear receiving portion that can mesh with a gear portion of the locking means,
The position adjustment device according to claim 1, wherein the lock maintaining unit includes an elastic member that urges the gear portion in a direction in which the gear portion is pressed against the gear receiving portion.   The position adjusting device according to claim 2, wherein the unlocking unit includes a pressing member operable to move the gear portion away from the gear receiving portion.   The locking means is pivotally supported with respect to the case body, and the locking means is rotated by receiving the action of the unlocking means on one side through the pivotally supported portion, 4. The position adjustment according to claim 2, wherein the gear portion is provided on the side of the lock, and the locking / unlocking is performed by the locking means in accordance with a rotation operation of the locking means. 5. apparatus.   2. The structure according to claim 1, wherein the case body is integrally configured by providing an installation portion for installing the support member, the lock means, the lock maintaining means, and the lock release means. The position adjusting device according to any one of 4.

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