JP2014013954A - Adjustment mechanism and adjustment method for head-mounted type device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an adjustment mechanism and adjustment method for a head-mounted type device according to the invention, which has solved the problem of a head-mounted type device used for attaching a device to the head of a person, in that an adjustment mechanism in which a mechanism for forward/backward adjustment and a mechanism for elevation adjustment are independent of each other requires time for adjustment, and becomes a contributory factor in an increase in the size of the device and an increase in mass.SOLUTION: A head-mounted type device attached to the head of a person, according to the invention, is characterized by comprising an adjustment mechanism that makes a forward/backward adjustment and an elevation adjustment to the device.

Description

  The present invention relates to an adjustment mechanism and an adjustment method for a head-mounted device.

  The head-mounted device is used by attaching a portable device to a person's head when a person performs complicated processing or advanced work. The user can obtain various information from the apparatus.

  Devices used by attaching to a human head include visual devices such as a low-light night vision device, a telescope, a camera, a video camera, and a monitor.

  For example, a low-light night vision device developed and developed as a military technology can ensure visibility even at night or in a dark place. The portable low-light night vision device is used by being attached to a human head. Therefore, it is desirable that the head-mounted device is light and has a small force applied to a person's neck when worn.

  In addition, the user uses the low-light night vision device at a desired position and angle. The desired arrangement is a position and an angle at which the low-light night vision device is easy to see for the user. In other words, the user adjusts the front and back of the apparatus and arranges it at a desired position, and adjusts the height of the apparatus and arranges it at a desired angle. Furthermore, the position of the human eye varies depending on the user. Therefore, the head-mounted device has an adjustment mechanism that is arranged at a position and an angle at which the low-light night-vision device is easy for the user to see.

  Head mounted devices having an adjustment mechanism are described in Japanese Patent Application Laid-Open No. 2007-336166, Japanese Patent Application Laid-Open No. 2011-233958, Japanese Patent Application Laid-Open No. 2009-128911, and Japanese Patent Application Laid-Open No. 08-237575.

JP 2007-336166 A JP 2011-233958 A JP 2009-128911 A JP 08-237575 A

  In the head-mounted device attached to the human head, the adjustment mechanism described above, in which the front-rear adjustment and the elevation adjustment mechanisms are independent, requires time for adjustment, and further, the apparatus becomes larger and the mass tends to increase. Become.

  An object of the present invention is to provide an adjustment mechanism and an adjustment method for a head-mounted device that solves this problem.

  The present invention is characterized in that in a head-mounted device attached to a human head, an adjustment mechanism is provided for adjusting the front and back of the device and adjusting the elevation.

  INDUSTRIAL APPLICABILITY The present invention makes it easy to adjust a head-mounted device attached to a human head, and can provide an adjustment mechanism for a small and lightweight head-mounted device.

It is a figure which shows the state which mounted | wore the person's head with the head mounted apparatus in the 1st Embodiment of this invention. It is a figure which shows the state which performed the front-back adjustment and the elevation adjustment of the low light night vision apparatus in the 1st Embodiment of this invention. It is a figure which shows the structure of the adjustment mechanism of the head mounted apparatus in the 1st Embodiment of this invention. It is a figure which shows the detailed structure of the adjustment mechanism of the head mounted apparatus in the 1st Embodiment of this invention. It is a figure which shows the state which cancelled | released fixation of the adjustment mechanism of the head mounted apparatus in the 1st Embodiment of this invention. It is a figure which shows operation | movement of the adjustment mechanism of the head mounted apparatus in the 1st Embodiment of this invention. It is a figure which shows the detailed structure of the adjustment mechanism of the head mounted apparatus in the 2nd Embodiment of this invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
(First embodiment)
FIG. 1 is a diagram illustrating a state in which the head-mounted device according to the first embodiment of the present invention is mounted on a human head.

  As shown in FIG. 1, the configuration of the head-mounted device in the first embodiment includes a low-light night-vision device 100, a first mounting component 110 on the low-light night-vision device side, a first rotating shaft 111, and the like. The 1st connection component 120, the 2nd rotating shaft 121, the 2nd connection component 130, the 2nd attachment component 140 by the side of a helmet, and the helmet 150 are provided.

  The low light night vision apparatus 100 includes a photomultiplier tube. The low light night vision apparatus 100 is an apparatus that generates an image using visible light that exists naturally, such as light of a star or the moon. Further, the low light night vision device 100 is fixed to the first attachment component 110.

  The first attachment component 110 has a dovetail structure, and attaches the low light night vision device 100 and fixes it in front of the eyes. The dovetail structure is a structure having a groove with an inverted C-shaped cross section. Further, the first attachment component 110 is rotatable about the first rotation shaft 111 and is connected to the first connection component 120.

  The first rotation shaft 111 is a rotation shaft of the first attachment component 110 and the first connection component 120.

  The first connection component 120 is rotatable about the first rotation shaft 111 and is connected to the first attachment component 110. Further, the first connection component 120 is rotatable about the second rotation shaft 121 and is connected to the second connection component 130.

  The second rotating shaft 121 is a rotating shaft of the first connecting component 120 and the second connecting component 130.

  The second connection component 130 is rotatable about the second rotation shaft 121 and is connected to the first connection component 120. Further, the second connection component 130 is fixed to the second attachment component 140.

  The second attachment component 140 fixes the second connection component 130. Further, the second attachment component 140 is fixed to the helmet 150.

  The helmet 150 fixes the second attachment component 140. Furthermore, the helmet 150 is fixed to a human head.

  As described above, FIG. 1 is a diagram showing a state where the head-mounted device according to the first embodiment of the present invention is mounted on a human head. In the drawing, the position and angle at which the low-light night-vision device 100 is easy to see for the user are not shown.

  That is, this figure shows a state in which the low-light night-vision device 100 is closer to a desired position and is rotated counterclockwise from a desired angle for the user.

  FIG. 2 is a diagram illustrating a state in which the low-light night vision apparatus according to the first embodiment of the present invention performs front-rear adjustment and elevation adjustment. The figure shows the position and angle at which the low-light night vision device is easy to see for the user.

  That is, this figure shows a state in which the user moves the low-light night vision device 100 farther and further rotates in the clockwise direction so as to be arranged at the position and angle desired by the user.

  Next, the operation of this embodiment will be described.

  The user has the low light night vision device 100 in order to adjust the front and rear of the low light night vision device 100 and the height adjustment.

  Then, the user rotates the first connecting component 120 counterclockwise about the second rotation shaft 121. This operation is a longitudinal adjustment of the apparatus. Further, the user rotates the low-light night-vision device 100 clockwise about the first rotation shaft 111. This operation is the elevation adjustment of the device.

  The low light night vision apparatus 100 is adjusted by adjusting the back and forth after performing the back and forth adjustment. However, the back and forth adjustment may be performed after performing the back and forth adjustment, or the adjustment and back and forth adjustment may be performed simultaneously. .

  Next, the adjustment mechanism of this embodiment will be described.

  FIG. 3 is a diagram showing the configuration of the adjustment mechanism of the head-mounted device according to the first embodiment of the present invention.

  As shown in FIG. 3, the configuration of the adjustment mechanism of the head-mounted device in the first embodiment includes a first mounting part 110 on the low-light night-vision device side, a first rotating shaft 111, and a first gear 112. A first connecting part 120, a second rotating shaft 121, a lock knob 122, a second connecting part 130, a second gear 132, and a second attachment part 140 on the helmet side.

  The first gear 112 is a part of the first attachment component 110.

  The lock knob 122 is one part of the first connecting part 120.

  The second gear 132 is a part of the second connecting component 130.

  FIG. 4 is a diagram showing a detailed configuration of the adjustment mechanism of the head-mounted device according to the first embodiment of the present invention.

  As shown in FIG. 4, the detailed configuration of the adjustment mechanism of the head-mounted device in the first embodiment includes a first rotating shaft 111, a first gear 112, a second rotating shaft 121, a lock knob 122, and the like. , A leaf spring 123, a first reinforcing plate crest 124, a second reinforcing plate crest 125, a top 126, an O (O) ring 127, and a second gear 132.

  The leaf spring 123 is one part of the first connecting part 120. Further, the leaf spring 123 has a U shape. The leaf spring 123 has a first reinforcing plate crest 124 and a second reinforcing plate crest 125 attached to both ends of the U-shape.

  The peak 124 of the first reinforcing plate is attached to the leaf spring 123. Further, the peak 124 of the first reinforcing plate meshes with the first gear 112.

  The first gear 112 can rotate around the first rotation shaft 111. Further, the first gear 112 is meshed with the peak 124 of the first reinforcing plate.

  The peak 125 of the second reinforcing plate is attached to the leaf spring 123. Further, the peak 125 of the second reinforcing plate meshes with the second gear 132.

  The second gear 132 can rotate around the second rotation shaft 121. Further, the second gear 132 meshes with the peak 125 of the second reinforcing plate.

  The top 126 is attached to the lock knob 122. Further, the top 126 rotates the lock knob 122 so that the long axis of the top 126 becomes vertical and pushes the leaf spring 123 wide as shown in the AA sectional view.

  At this time, the crest 124 of the first reinforcing plate attached to the leaf spring 123 and the first gear 112 are engaged with each other, and further, the crest 125 of the second reinforcing plate and the second gear 132 are engaged. Therefore, the adjustment mechanism is fixed.

  The O-ring 127 is attached to the top 126. Further, since the O-ring 127 is disposed between the top 126 and the leaf spring 123, there is an effect of reducing backlash when the adjustment mechanism is fixed.

  Next, the operation of the adjustment mechanism of this embodiment will be described.

  FIG. 5 is a diagram illustrating a state in which the fixing mechanism of the head-mounted device according to the first embodiment of the present invention is released.

  As shown in FIG. 5, when the lock knob 122 is turned, the long axis of the top 126 lies sideways and the leaf spring 123 is not pushed and spread as shown in the BB sectional view. Therefore, the adjustment mechanism is not fixed.

  FIG. 6 is a diagram illustrating the operation of the adjustment mechanism of the head-mounted device according to the first embodiment of the present invention.

  As shown in FIG. 6, the leaf spring 123 can move in the downward arrow direction.

  At this time, the second gear 132 can freely rotate around the second rotation shaft 121, so that the user can perform front-rear adjustment of the low-light night-vision device 100. Although not shown, similarly, the first gear 112 can freely rotate around the first rotation shaft 111, so that the user can adjust the elevation of the low-light night-vision device 100. I can do it.

  With the above-described configuration and operation, the mechanism for front-rear adjustment and elevation adjustment is a single adjustment mechanism, so that a series of adjustments can be easily performed. And since the number of parts of an apparatus also reduces, a small and lightweight apparatus can be provided. Further, since the mechanism for fixing the longitudinal adjustment and the elevation adjustment mechanism is fixed at the same time, the adjustment mechanism can be easily fixed. And since the number of parts of an apparatus also reduces, a small and lightweight apparatus can be provided.

  In another embodiment, a telescope is provided in an apparatus used by being attached to a human head. The effect of this embodiment is to observe an object located far away.

  In another embodiment, a camera is provided in a device that is used by being attached to a human head. The effect of this embodiment is that an image can be taken.

  In another embodiment, a video camera is provided in a device used by being attached to a human head. The effect of this embodiment is that a moving image can be taken.

In another embodiment, a device attached to a person's head is used with a visual recognition device such as a monitor. The effect of this embodiment can see the display of a visual recognition apparatus.
(Second Embodiment)
FIG. 7 is a diagram showing a detailed configuration of the adjustment mechanism of the head-mounted device according to the second embodiment of the present invention.

  As shown in FIG. 7, the detailed configuration of the adjustment mechanism of the head-mounted device in the second embodiment includes a first rotating shaft 111, a first friction material 113 for stopping rotation, and a second rotating shaft 121. , Lock knob 122, leaf spring 123, first reinforcing plate friction material 128, second reinforcing plate friction material 129, top 126, O-ring 127, and second friction material 133 for stopping rotation. It has.

  The friction material is a material using frictional force. The frictional force is a force that acts in such a direction that the two objects are stationary when the two objects are in contact with each other. The friction material of the present embodiment is an elastic material such as rubber.

  In the second embodiment, the first gear 112, the second gear 132, the first reinforcing plate crest 124, and the second reinforcing plate crest 125 are replaced with the first friction material 113, the second friction material 133, and the first reinforcement plate, respectively. The configuration is the same as that of the first embodiment except that the friction material 128 and the friction material 129 of the second reinforcing plate are replaced. Therefore, the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.

  The first friction material 113 is a part of the first attachment component 110.

  The second friction material 133 is a part of the second connecting component 130.

  The friction material 128 of the first reinforcing plate is attached to the leaf spring 123. Further, the friction material 128 of the first reinforcing plate is in contact with the first friction material 113.

  The friction material 129 of the second reinforcing plate is attached to the leaf spring 123. Further, the friction material 129 of the second reinforcing plate is in contact with the second friction material 133.

  Next, the operation of this embodiment will be described.

  The first friction material 113 can rotate around the first rotation shaft 111. However, since the first friction material 113 is in contact with the friction material 128 of the first reinforcing plate, a frictional force acting to be stationary is working. As a result, the first friction material 113 and the friction material 128 of the first reinforcing plate are stationary.

  The second friction material 133 can rotate around the second rotation shaft 121. However, since the second friction material 133 is in contact with the friction material 129 of the second reinforcing plate, a frictional force acting to be stationary is working. As a result, the second friction material 133 and the friction material 129 of the second reinforcing plate are stationary.

  With the configuration and operation described above, the adjustment mechanism uses a friction material instead of a gear, so that the front and rear and elevation adjustment can be performed in a stepless manner.

  In addition, this invention is not limited to the above-mentioned embodiment, It can implement in various changes and deformation | transformation in the range which does not deviate from the summary of this invention.

DESCRIPTION OF SYMBOLS 100 Low light night-vision apparatus 110 1st attachment component 111 1st rotating shaft 112 1st gear wheel 113 1st friction material 120 1st connection component 121 2nd rotating shaft 122 Lock knob 123 Leaf spring 124 1st reinforcement plate mountain 125 1st 2 Reinforcement plate pile 126 Top 127 O (O) ring 128 Friction material of first reinforcement plate 129 Friction material of second reinforcement plate 130 Second connecting component 132 Second gear 133 Second friction material 140 Second attachment component 150 Helmet

Claims (7)

  A first attachment part, a first connection part connected to the first attachment part and rotating about a first rotation axis; and a first connection part connected to the first connection part; An adjustment mechanism for a head-mounted apparatus, comprising: a second connecting part that rotates about a center; and a second attachment part that fixes the second connecting part.   The head-mounted device adjustment according to claim 1, wherein a mechanism for fixing the first attachment part, the first connection part, and the second connection part is provided in the first connection part. mechanism.   The adjustment mechanism of the head-mounted device according to claim 1, wherein the first attachment component and the second connection component include gears.   The adjusting mechanism of the head-mounted device according to claim 1, wherein the first attachment component and the second connection component include a friction material.   5. The head mounted device adjusting mechanism according to claim 1, wherein the device to be adjusted is a visual recognition device, and the visual recognition device is fixed to the first attachment component.   The adjustment mechanism for a head-mounted device according to any one of claims 1 to 5, further comprising a helmet to be mounted on a human head, wherein the helmet fixes the second attachment component.   A head characterized by easily adjusting the position of the front and back of the apparatus and the angle of the elevation by a series of operations, and easily fixing the position of the front and rear of the apparatus and the angle of the elevation by one operation. Adjustment method for part-mounted device.

Images