JP2012151531A - Faint light night vision device adjustment mount - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform minimum required longitudinal adjustment and vertical adjustment steplessly while reducing the size and weight by decreasing the number of components in order to ease the burden of a user, and to perform elevation adjustment and flip-up operation while providing a lock structure for fixing each adjustment.SOLUTION: A faint light night vision device adjustment mount 20 which holds a faint light night vision device 21 and adjusts the position thereof comprises a link mechanism where a plurality of frames 22, 24, 26 including a frame 22 to be coupled with the faint light night vision device 21 are linked rotatably via rotating shafts 23, 25, 27, and a lock mechanism provided on each rotating shaft 23, 25, 27 and locks rotation of the frame at the linking portion of the rotating shafts 23, 25, 27.

Description

  The present invention relates to a mount for adjusting a low-light night-vision device that is suitable for use when mounting the low-light night-vision device on the head and for adjusting the position of the low-light night-vision device. .

  This type of low-light night vision device adjustment mount has a structure shown in FIG. 9 (a) and 9 (b), the low-light night vision device adjustment mount 1 is used for adjusting the front-rear direction, the vertical direction, and the left-right direction of the attached low-light night vision device 2, respectively. A front / rear adjustment knob 3, a vertical adjustment knob 4, a left / right adjustment knob 5, a male screw provided in each adjustment knob, an adjustment shaft connected to each adjustment knob, and an elevation adjustment mechanism 6 are provided. Also, on the low light night vision device side, a female screw that fits into the male screw on the low light night vision device adjustment mount side is provided.

  When mounting and adjusting the low-light night-vision device 2 to the low-light night-vision device adjustment mount 1, the male screw on the low-light night-vision device adjustment mount side and the female screw on the low-light night vision device side are fitted. As a result, the low-light night-vision device 2 is mounted on the low-light night-vision device adjustment mount 1. And it has the structure which performs the front-back adjustment, the up-down adjustment, and the left-right adjustment of the low light night vision apparatus 2 by rotating each adjustment shaft via each adjustment knob.

  However, the above-described low-light night vision device adjustment mount 1 is not equipped with a lock mechanism on each adjustment shaft, but uses an eccentric cam mechanism that rotates the low-light night vision device 2 in the depression direction or the elevation direction. The vertical adjustment mechanism 6 and the flip-up mechanism that rotates largely around the rotation axis at one end of the structure in which each adjustment mechanism is incorporated are provided.

  As another example of the low light night vision device adjustment mount, there is a structure shown in FIG. 10 (a) and 10 (b), the low light night vision device adjustment mount 11 is equipped with a front / rear adjustment mechanism 13 for adjusting the front / rear direction of the low light night vision device 12, but the low light dark night vision device 12 has a low light darkness. A mechanism for adjusting the visual device 12 in the vertical direction and the horizontal direction is not provided. The low-light night-vision device 12 can be moved in the front-rear direction along the axis having the groove by the front-rear adjustment mechanism 13, and the low-light night-vision device 12 is stopped stepwise in the shaft groove. Further, the low light night vision device adjustment mount 11 is equipped with an elevation adjustment mechanism 14 using an eccentric cam mechanism, and a flip-up mechanism in which an arm incorporating the elevation adjustment mechanism rotates about a rotation axis. Yes.

  As related technical literature similar to the above-described low-light night vision device adjustment mount, a head-mounted display device that is used by being mounted on the head has been proposed (for example, see Patent Literature 1). A helmet mount for attaching a night vision device to an aviator's helmet has been proposed (see, for example, Patent Document 2). A head-mounted display device that can adjust the optical system to the position of the user's eye has been proposed (see, for example, Patent Document 3). In addition, an optical device holding device that can hold and adjust an optical device in front of a user's eyes has been proposed (see, for example, Patent Document 4).

JP 2007-066497 A JP 2009-127187 A JP 2007-336166 A JP 2009-180954 A Utility model registration No. 3084400

In the related art described above, the low light night vision device adjustment mount side male screw and the low light night vision device side female screw are fastened to attach the low light night vision device adjustment mount to the low light night vision device adjustment mount. Needs to be fitted with a structure having a male screw and a female screw for each adjustment shaft. For this reason, there is a problem that the load on the user increases as a result of an increase in the size and weight of the entire apparatus.
In addition, in devices that are mounted on the user's head, such as the low-light night vision device adjustment mount, in order to reduce the weight of the device, the functions mounted on the device are reduced, or continuous adjustment is not possible. It is conceivable to make a stepwise adjustment. However, there is a problem that it is difficult to arrange the device at an optimum position for the user.

  The present invention has been made in view of the above circumstances, and in order to reduce the burden on the user, the minimum necessary front-rear adjustment and vertical adjustment are performed in a stepless manner while reducing the number of parts and reducing the size and weight. Further, an object of the present invention is to provide a low-light night vision device adjustment mount that is capable of adjusting the height and flip-up operation and having a lock structure for fixing each adjustment.

  In order to solve the above problems, a first configuration of the present invention is a low light night vision apparatus adjustment mount for holding a low light night vision apparatus and adjusting a position of the low light night vision apparatus. A link mechanism in which a plurality of frames including a frame coupled to the low-light night-vision device are rotatably connected via a rotation shaft, and each of the rotation shafts is connected to a frame of a connection portion of the rotation shaft. And a lock mechanism that locks the rotation.

  A second configuration of the present invention is a low light night vision apparatus adjustment mount for holding the low light night vision apparatus and adjusting the position of the low light night vision apparatus, and is coupled to the low light night vision apparatus. A plurality of frames including a plurality of frames connected to each other through a rotation shaft, and each of the rotation shafts. And a locking mechanism that locks through an adjustment member that is screwed into a screw portion formed at an end portion in the axial direction.

According to the configuration of the present invention, the low light night vision device adjustment mount has a link mechanism in which a plurality of frames are connected via the rotation shaft, and thus is formed with the length of the frame connecting between the rotation shaft and the rotation shaft. The low-light night vision device can be set at any position and angle within the arc. For this reason, the link mechanism of the low-light night-vision device adjustment mount allows stepless adjustment of the low-light night-vision device, front-back adjustment, and elevation adjustment.
Further, as described above, the link mechanism is composed of a plurality of rotating shafts and a frame connecting the rotating shafts. For this reason, the number of parts can be reduced and the weight can be reduced as compared with an adjustment mechanism having a structure in which each adjustment shaft has a male screw and a female screw as a related technique.
Further, the related art structure for adjusting the position of the device for each adjustment shaft does not have a lock structure because the lock structure is complicated, but in the present invention, the lock structure is provided on each rotary shaft of the link mechanism. Have For this reason, it becomes possible to securely fix the low light night vision apparatus to the low light night vision apparatus adjustment mount.

It is a perspective view which shows the structure of the low light night-vision apparatus adjustment mount which is one Embodiment of this invention. It is a side view which shows the state which removed some components of the low light night vision apparatus adjustment mount. It is sectional drawing which shows the lock structure of a low light night-vision apparatus adjustment mount, The figure (a) is the state before fixation, The figure (b) is the fixed state. It is sectional drawing which shows the flip-up structure of a low light night vision apparatus adjustment mount, The figure (a) is the state before fixation, The figure (b) is the fixed state. It is operation | movement explanatory drawing which shows the up-and-down operation | movement of the low light night vision apparatus by a low light night vision apparatus adjustment mount. It is operation | movement explanatory drawing which shows the back-and-forth operation | movement of the low light night vision apparatus by a low light night vision apparatus adjustment mount. It is operation | movement explanatory drawing which shows the raising / lowering operation | movement of the low light night vision apparatus by a low light night vision apparatus adjustment mount. It is operation | movement explanatory drawing which shows the flip-up operation | movement of the low light night vision apparatus by a low light night vision apparatus adjustment mount. It is a figure which shows the example of mounting | wearing the low light night vision apparatus with respect to a low light night vision apparatus adjustment mount as related technology, The figure (a) is a front view, The figure (b) is a right view. It is a figure which shows the example of mounting | wearing the low light night vision apparatus with respect to a low light night vision apparatus adjustment mount as related technology, The figure (a) is a front view, The figure (b) is a right view.

  The low-light night vision device adjustment mount according to the present invention includes a link mechanism in which a plurality of frames including a frame coupled to the low-light night vision device are rotatably connected via a rotation shaft, and each of the rotation shafts. And a lock mechanism that locks the rotation of the frame of the connecting portion on the rotating shaft.

Embodiment

Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 is a perspective view showing a configuration of a low light night vision device adjustment mount according to an embodiment of the present invention, and FIG. 2 shows a state in which some parts of the low light night vision device adjustment mount are removed. FIG.
The low-light night-vision adjusting mount 20 holds the low-light night-vision 21 and is attached to the iron cap 28. The first frame 22, the second frame 24, and the third frame 26 are respectively provided. It has a link structure connected via a first rotating shaft 23, a second rotating shaft 25, and a third rotating shaft 27. The low light night vision device 21 is provided with a first fitting hole 21a. On the other hand, a second fitting hole 22 a is provided at one end of the first frame 22 of the low-light night-vision adjusting mount 20, and a third fitting is provided at the other end of the first frame 22. A hole 22b is provided. Further, a fourth fitting hole 24 a is provided at one end of the second frame 24, and a fifth fitting hole 24 b is provided at the other end of the second frame 24. In addition, a sixth fitting hole 26a is provided at one end of the third frame 26, and a mounting portion (not shown) fixed to the iron cap 28 is provided at the other end of the third frame 26. Is provided.

The first fitting hole 21a of the low light night vision device 21 and the second fitting hole 22a of the low light night vision device adjustment mount 20 are coupled by the first rotation shaft 23, so that the low light night vision is achieved. The device 21 is held by the low light night vision device adjustment mount 20. Further, the third fitting hole 22b of the first frame 22 and the fourth fitting hole 24a of the second frame 24 are coupled by the second rotating shaft 25, whereby the first frame 22 and The second frame 24 is connected.
In addition, the fifth fitting hole 24b of the second frame 24 and the sixth fitting hole 26a of the third frame 26 are coupled by the third rotating shaft 27, so that the second frame 24 and A third frame 26 is connected. Further, the attachment portion at the other end of the third frame 26 is fixed to the iron cap 28, whereby the low light night vision device adjustment mount 20 is attached to the iron cap 28.

3A and 3B are cross-sectional views showing the lock structure of the low-light night-vision device adjustment mount. FIG. 3A shows a state before fixing, and FIG. 3B shows a fixed state. In the example of FIG. 3, the configuration when the rotation shaft is the first rotation shaft 23 shown in FIG. 2 will be described.
As shown in FIG. 3A, the first frame 22, the first rotating shaft 23, and the low light night vision device 21 of the low light night vision device adjustment mount have fine gaps in the axial direction. Are mated. As for the 1st rotating shaft 23, the one end part of an axial direction is comprised as the flange part 23a, and the other end part of the axial direction is comprised as the external thread part 23b. A first knob 29 having a female screw portion screwed into the male screw portion 23b is attached to the male screw portion 23b of the first rotating shaft 23.
By tightening the first knob 29 in the state of FIG. 3A, the first frame 22 is slightly deformed as shown in FIG. 3B. The low-light night-vision device 21 and the first frame 22 are sandwiched by the flange portion 23 a of the first rotating shaft 23 and the first knob 29 via the first frame 22. Is fixed. Similarly, the first frame 22 and the second frame 24 are also fixed.

4A and 4B are cross-sectional views showing the flip-up structure of the low light night vision device adjustment mount. FIG. 4A shows a state before fixing, and FIG. 4B shows a fixed state.
As shown in FIG. 4A, the second frame 24, the third frame 26, and the third rotating shaft 27 of the low light night vision device adjustment mount are fitted with a minute gap in the axial direction. Match. As for the 3rd rotating shaft 27, the one end part of an axial direction is comprised as the flange part 27a, and the other end part of the axial direction is comprised as the external thread part 27b. A third knob 31 having a female screw portion screwed into the male screw portion 27b is attached to the male screw portion 27b of the third rotating shaft 27.
Furthermore, the third rotating shaft 27 has grooves 27c formed at a plurality of locations in the circumferential direction. The second frame 24 is provided with a protrusion 32 that can be moved by a spring. When the protrusion 32 is fitted into the groove 27 c of the third rotating shaft 27, the third rotating shaft 27 and the second frame 24 simultaneously rotate.

  By tightening the third knob 31 in the state of FIG. 4A, the state shown in FIG. 4B is obtained. That is, the third frame 26 has a structure that is not deformed by the tightening force of the third knob 31. Therefore, the third rotating shaft 27 and the third frame 26 are fixed by the tightening force of the third knob 31, but the second frame 24 is a protrusion 32 with respect to the groove 27 c of the third rotating shaft 27. It is fixed by fitting (hook). When the low-light night vision device 21 is rotated with an excessive force, the projection 32 is detached from the groove 27c of the third rotating shaft 27 in which the protrusion 32 is fitted, and is fitted in the next groove. Thus, the flip-up operation can be performed.

Next, with reference to FIG. 5, various operations (vertical operation, front-rear operation, elevation operation, flip-up operation) of the low-light night-vision device using the low-light night vision device adjustment mount will be described.
FIG. 5 is an operation explanatory view showing the up and down movement of the low light night vision device by the low light night vision device adjustment mount.
A second knob 30 (not shown in FIG. 5) having a female screw portion fitted to the male screw portion is attached to the male screw portion of the second rotating shaft 25 of the low light night vision device adjustment mount. ing. The first knob 29 (FIG. 3) attached to the first rotating shaft 23, the second knob 30 attached to the second rotating shaft 25, and the third rotating shaft 27. By loosening the third knob 31 (FIG. 4), the low-light night vision device 21, the first frame 22, and the second frame 24 can be freely rotated.
The user holds the low-light night-vision device 21 and moves the low-light night-vision device 21 in the vertical direction (in the direction of the arrow in the drawing) to perform position adjustment for adjusting the vertical position. When the position of the low light night vision device 21 is determined, the first knob 29, the second knob 30, and the third knob 31 are tightened to attach the low light night vision device 21 to the low light night vision device adjustment mount. Fix it.

FIG. 6 is an operation explanatory view showing the back and forth operation of the low light night vision apparatus by the low light night vision apparatus adjustment mount.
A first knob 29 attached to the first rotary shaft 23 of the low-light night vision device adjustment mount, a second knob 30 attached to the second rotary shaft 25, and a third rotary shaft 27. By loosening the third knob 31 attached to the low-light night-vision device 21, the first frame 22, and the second frame 24 can be freely rotated.
The user holds the low-light night vision device 21 and moves the low-light night vision device 21 in the front-rear direction (arrow direction in the drawing) to adjust the position in the front-rear direction. When the position of the low light night vision device 21 is determined, the first knob 29, the second knob 30, and the third knob 31 are tightened to attach the low light night vision device 21 to the low light night vision device adjustment mount. Fix it.

FIG. 7 is an operation explanatory view showing the elevation operation of the low light night vision apparatus by the low light night vision apparatus adjustment mount.
By loosening the first knob 29 attached to the first rotating shaft 23 of the low-light night-vision device adjustment mount, the low-light night-vision device 21 can be freely rotated.
The user holds the faint night vision device 21 and rotates it about the first rotation shaft 23 (in the direction of the arrow in the figure), thereby performing elevation adjustment for adjusting the position in the depression angle direction or the elevation angle direction. When the position of the low light night vision device 21 is determined, the first knob 29 is tightened to fix the low light night vision device 21 to the low light night vision device adjustment mount.

FIG. 8 is an operation explanatory view showing a flip-up operation of the low light night vision device by the low light night vision device adjustment mount.
When the user grasps the low-light night vision device 21 and rotates it powerfully around the third rotation shaft 27 (in the direction of the arrow in the drawing), the protrusion 32 fitted in the groove of the third rotation shaft 27. Since the (FIG. 4) is disengaged from the groove, the low-light night-vision device 21 rotates. Further, when the protrusion 32 reaches the top of the flip-up, it fits into the groove next to the third rotating shaft 27, so the low-light night-vision device 21 is automatically locked and stops rotating.

According to this embodiment, since the low-light night vision device adjustment mount has the link mechanism (multi-joint structure) in which a plurality of frames are connected via the rotation shaft, the rotation shaft (fulcrum) and the rotation shaft (fulcrum) are connected. The low-light night-vision device 21 can be set at any position and angle within an arc formed by the length of the frame connecting the two. For this reason, the link mechanism of the low-light night-vision device adjustment mount allows stepless adjustment of the low-light night-vision device, front-back adjustment, and elevation adjustment.
Further, as described above, the link mechanism of the low light night vision device adjustment mount is constituted by a plurality of rotating shafts and a frame connecting the rotating shafts. For this reason, the number of parts can be reduced and the weight can be reduced as compared with an adjustment mechanism having a structure in which each adjustment shaft has a male screw and a female screw as a related technique.
In addition, the structure that adjusts the position of the device for each adjustment axis as a related technology does not have a lock structure because the lock structure is complicated. However, the link mechanism of the low light night vision device adjustment mount does not rotate. The frame cannot be moved by fixing the shaft. That is, each rotation shaft of the link mechanism has a lock structure. For this reason, it becomes possible to securely fix the low light night vision apparatus to the low light night vision apparatus adjustment mount.

  As described above, the embodiment of the present invention has been described in detail with reference to the drawings. However, the specific configuration is not limited to this embodiment, and there are design changes and the like without departing from the gist of the present invention. However, it is included in this invention.

  The low light night vision device adjustment mount of the present invention is not limited to the application to the mounting and adjustment of the low light night vision device, but can also be applied to the mounting and adjustment of, for example, optical devices and display devices other than the low light night vision device.

20 Low-light night-vision device adjustment mount 21 Low-light night-vision device 21a First fitting hole 22 First frame (frame)
22a 2nd fitting hole 22b 3rd fitting hole 23 1st rotating shaft (rotating shaft)
23b Male screw part (screw part)
24 Second frame (frame)
24a 4th fitting hole 24b 5th fitting hole 25 2nd rotating shaft (rotating shaft)
26 Third frame (frame)
26a 6th fitting hole 27 3rd rotating shaft (rotating shaft)
27b Male thread (screw)
28 Iron cap (helmet-like wearing)
29 First knob (adjustment member)
30 Second knob (adjustment member)
31 Third knob (adjustment member)
32 Protrusion

Claims (6)

In the low light night vision device adjustment mount for holding the low light night vision device and adjusting the position of the low light night vision device,
A link mechanism in which a plurality of frames including a frame coupled to the low-light night vision device are rotatably connected via a rotation shaft;
A locking mechanism that is provided on each of the rotating shafts and locks the rotation of the frame of the connecting portion of the rotating shaft;
A low-light night vision device adjustment mount characterized by comprising: In the low light night vision device adjustment mount for holding the low light night vision device and adjusting the position of the low light night vision device,
A link mechanism in which a plurality of frames including a frame coupled to the low-light night vision device are rotatably connected via a rotation shaft;
A lock mechanism that is provided on each of the rotation shafts and locks the rotation of the frame of the connecting portion of the rotation shafts via an adjustment member that is screwed into a screw portion formed at an axial end of the rotation shaft. When,
A low-light night vision device adjustment mount characterized by comprising: For the adjustment of the position of the low-light night-vision device, the vertical adjustment for adjusting the vertical position of the low-light night-vision device, the front-rear adjustment for adjusting the position of the low-light night-vision device in the front-rear direction, the low light Includes elevation adjustment that adjusts the position of the night vision device in the depression and elevation directions,
3. The low light night vision apparatus adjustment mount according to claim 1, wherein the up / down adjustment, the front / rear adjustment, and the elevation adjustment can be performed steplessly through the link mechanism. . When the adjustment member of the lock mechanism is loosened with respect to the screw portion of the rotating shaft, there is a clearance in the connecting portion of the rotating shaft so that the frame of the connecting portion can be rotated. And
When the adjustment member of the lock mechanism is tightened with respect to the screw portion of the rotating shaft, the rotation of the frame of the connecting portion is locked by fixing the connecting portion of the rotating shaft with the clearance removed. 3. The low light night vision device adjustment mount according to claim 2, wherein the mount is in a locked state.   Of the plurality of connected frames, a frame located on the opposite end in the connecting direction with respect to the frame connected to the low light night vision device is a helmet-like attachment attached to the user's head. The low light night vision device adjustment mount according to any one of claims 1 to 4, wherein the mount is fixed. A plurality of grooves formed in a circumferential direction of a rotating shaft that connects a frame fixed to the helmet-like attachment and a frame adjacent to the frame, and the plurality of grooves of the rotating shaft provided in the adjacent frame And a protrusion that can be fitted to
In the operation of gripping the low-light night vision device and rotating it around the rotation shaft on which the plurality of grooves are formed, the low-light darkness is obtained by repeatedly fitting and detaching the protrusions with respect to the plurality of grooves. The low light night vision device adjustment mount according to any one of claims 1 to 5, further comprising a flip-up operation of rotating the visual device from the front of the user to the top of the head.

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