KR20110042642A - Sliding guide device for head mount display - Google Patents

Abstract

PURPOSE: A sliding guide device for a head mount display is provided to help a user to easily move a display unit in front of user's eye sight of a user out of the user's eye sight. CONSTITUTION: In a sliding guide device for a head mount display, a guide member(110) is installed in the top or bottom of a base in horizontal direction. A sliding member(120) is combined with the guide member and is movable and is moved along the guide member.

Description

Sliding guide device for Head Mount Display

The present invention relates to a movement guide device for a head mounted display, and more particularly, to a movement guide device for a head mounted display that can easily move the display unit disposed in front of the user's gaze in the lateral direction of the gaze.

In general, a head mounted display is configured to give a wearer a feeling of being in a virtual space through a built-in liquid crystal screen and various sensors for detecting a movement of a face. It is developed as a kind of visual output device which is worn on the head of and is being used in various fields.

These head-mounted display devices have recently been used to view images reproduced by receiving video signals transmitted from various video devices or IT devices on a larger screen, and are used as military equipment for special purposes in military operations. It is being used in various fields such as virtual reality system including movie and music, management of goods, and machine maintenance check.

Such a head mounted display device has a technology for a helmet type or glasses type head mounted display device such as Korean Patent Publication No. 2003-0024021, Patent Publication No. 10-2005-0025083, Patent Publication No. 2000-0064798, and Patent Registration No. 0399775. Means are described.

However, the conventional head-mounted display device including the aforementioned patent application has a fixed position of the display unit, and the head-mounted display device from the head of the user regardless of the helmet type or the eyeglass type can be used to secure the naked eyes of the user. If you want to use the head-mounted display device again, you need to wear it on the head of the user and have to readjust the display to the user's eyes, there was a very troublesome problem.

In particular, when the user wants to repeat the consultation between the user or the user's naked eye according to the collaborative work, the user has to repeatedly wear and detach a number of times, so that the entire work time is delayed and accurate observation is difficult. There was a problem.

Therefore, there is a need for a movement guide device that can be easily removed out of the field of view with the display unit disposed in front of the field of view of the user.

Accordingly, an object of the present invention is to solve such a conventional problem, and to provide a movement guide device for a head mounted display that can easily move the display unit disposed in front of the user's gaze out of the gaze.

In addition, the guide rail is provided on the upper side of the moving rail to prevent the sliding member moving along the moving rail to expose the movement guide device for the head mounted display that can prevent the movement of the display unit by the external object such as a helmet, etc. In providing.

In addition, the present invention provides a movement guide device for a head mounted display that can prevent the display unit from being moved arbitrarily in a position where it is selectively moved.

In addition, since the fixing member for fixing the moving position of the display is elastically supported in the fixed direction by the elastic force to prevent the fixed state from being released at the same time, and at the same time, when the display portion reaches the fixed position for the head mounted display for To provide a movement guide device.

The object is, according to the present invention, the head mounted to be mounted on the user's face and interposed between the image output unit disposed on the base and disposed in front of the user's eyes to guide the movement in the left and right direction of the image output unit A movement guide device for a display, comprising: a guide member disposed in a horizontal direction at an upper end or a lower end of the base; And a sliding member movably coupled to the guide member to move along the guide member.

Here, the guide member is preferably made of a moving rail.

In addition, the fixing member is installed on the sliding member side to move the sliding member moving along the guide member to the guide member side; preferably further comprises a.

In addition, the fixing member preferably includes a rotary lever which is formed on the distal end of the protruding portion selectively interferes with the guide member in the rotational direction so as to be rotatable on the upper side of the sliding member.

In addition, the guide member preferably further includes a guide rail disposed side by side apart from the moving rail on the upper side of the moving rail.

In addition, the guide rail is preferably formed with an insertion groove for inserting the projection of the rotary lever for each position of the image output unit to move with the sliding member.

In addition, the rotary lever is preferably provided with an elastic member for elastically supporting the rotary lever to the fixed side between the sliding member.

In addition, the fixing member has a plate-shaped elastic stopper coupled to the through-holes of the both ends of the through-hole is formed in both ends of the through-hole is elastically bent, and the sliding member or the image output unit is disposed on both sides of the both ends of the elastic stopper And an urging member for selectively pressing the elastic stopper, wherein both ends of the elastic stopper are pressurized by the urging member so that the moving rail is freely moved in the through hole when the urging member is pressed. It may also be desirable for the movement to be constrained while the hole presses the moving rail.

According to the present invention, there is provided a movement guide device for a head mounted display that can easily move the display unit disposed in front of the line of sight of the user.

In addition, the guide rail is provided on the upper side of the moving rail to prevent the sliding member moving along the moving rail to expose the movement guide device for the head mounted display that can prevent the movement of the display unit by the external object such as a helmet, etc. Is provided.

Further, there is provided a movement guide device for a head mounted display that can prevent the display portion from being moved arbitrarily in a position where it is selectively moved.

In addition, since the fixing member for fixing the moving position of the display is elastically supported in the fixed direction by the elastic force to prevent the fixed state from being released at the same time, and at the same time, when the display portion reaches the fixed position for the head mounted display for A movement guide device is provided.

Prior to the description, in the various embodiments, components having the same configuration will be representatively described in the first embodiment using the same reference numerals, and in other embodiments, different configurations from the first embodiment will be described. do.

Hereinafter, a movement guide apparatus for a head mounted display according to a first embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a movement guide device for a head mounted display of the present invention, FIG. 2 is a front view of a movement guide device for a head mounted display of the present invention, and FIG. 3 is a plan view of a movement guide device for a head mounted display of the present invention. .

The movement guide device for a head mounted display of the present invention as shown in the drawings is provided between a base (B) worn on a user's face and a display unit (D) installed on the base (B) and disposed in front of the user's eyes. A guide member 110 disposed in the horizontal direction on the base B, and a sliding member moving along the guide member 110 to guide the movement of the display unit D in the left and right directions. And a fixing member 130 for selectively fixing the position of the sliding member 120.

The guide member 110 is formed with a moving rail 111 disposed in the horizontal direction along the curvature of the face at the upper end of the base (B), and the insertion groove 112a corresponding to the moving position of the display unit (D). The guide rail 112 which is spaced apart from the moving rail 111 by a predetermined interval is formed. Meanwhile, in the present embodiment, the guide member 110 is described as being disposed at the upper end of the base B. However, the guide member 110 is disposed in the horizontal direction at the lower end of the base B to guide the horizontal movement of the sliding member 120. It will be possible.

The sliding member 120 has a through hole 121 in which the moving rail 111 of the guide member 110 is inserted in the center thereof and moves horizontally along the moving rail 111.

The fixing member 130 is a rotary lever 131 rotatably installed on the sliding member 120 or the display unit (D) to fix the sliding member 120 to the guide member 110 side, and the rotation Protruding portion 132 is formed at the front end of the lever 131 and selectively inserted into the insertion groove (112a) formed in the guide rail 112 of the guide member 110 according to the rotational position of the rotary lever 131, An elastic member 133 is interposed between the rotary lever 131 and the sliding member 120 or the display unit D in an elastically compressed state to elastically support the rotary lever 131 in a fixed side direction.

The operation of the first embodiment of the above-mentioned movement guide apparatus for head mounted display will now be described.

Figure 4 of the accompanying drawings is a side cross-sectional view of the movement guide device for a head mounted display of the present invention, Figures 5 and 6 are functional diagrams showing the locked state of the fixing member 130 of the movement guide device for a head mounted display of the present invention, 7 is a plan sectional view of the movement guide device for a head mounted display of the present invention, and FIGS. 8 and 9 are functional diagrams showing a movement state of the movement guide device for a head mounted display of the present invention.

First, as shown in FIG. 4, the through-hole 121 of the sliding member 120 is inserted into the moving rail 111 of the guide member 110 arranged in the horizontal direction from the front upper side of the base B while the sliding member is inserted. 120 moves along the moving rail 111.

At this time, the guide rail 112 which is disposed at a predetermined interval on the upper side of the moving rail 111 is arranged in parallel with the moving rail 111, the sliding member 120 is moved along the moving rail 111 Since the side end portion interferes with the moving rail 111 in the process, the sliding member 120 is prevented from rotating in the direction crossing the axis of the moving rail 111. Here, the rotation of the sliding member 120 may be prevented by changing the cross-sectional shape of the movable rail 111 or by providing a plurality of movable rails 111.

On the other hand, the upper side of the sliding member 120, the rotating lever 131 of the fixing member 130 is assembled to be rotatable, when the rotating lever 131 as shown in Figure 5 rotates in a fixed direction, the rotation When the protrusion 132 formed at the tip of the lever 131 is inserted into the insertion groove 112a of the guide rail 112, the movement of the sliding member 120 is limited. On the contrary, when the rotary lever 131 is rotated in the unlocking direction as shown in FIG. 6, the fixed member of the rotary lever 131 is separated from the insertion groove 112a of the guide rail 112 and the sliding member 120. ) Can move freely along the moving rails (111).

In addition, the rotary lever 131 as described above is elastically compressed between the sliding member 120 and the rotary lever 131 by the elastic member 133 to elastically support the rotary lever 131 in a fixed direction. 131 is prevented from being arbitrarily released from being fixed, and when the rotary lever 131 is rotated in the unlocking direction and moved laterally, the fixing portion of the rotary lever 131 is positioned on the guide rail 112. When the movement in contact with the side reaches a position corresponding to the insertion groove (112a) of the guide rail 112, the fixing portion is automatically inserted into the insertion groove (112a) by the elastic force of the elastic member 133, It provides an advantage that the user does not have to pull the rotary lever 131 in the release direction in order to maintain the release state.

Meanwhile, the sliding member 120 moving along the moving rails 111 is prevented from being exposed through the guide rails 112 arranged side by side at a predetermined interval from the upper side of the moving rails 111. Therefore, the movement of the sliding member 120 may be prevented from being restricted by an external object such as a helmet.

Subsequently, as illustrated in FIG. 7, the guide rails 112 of the guide member 110 form a curved shape so as to correspond to the face and are disposed in front of the base B, and the display member D is assembled with a sliding member ( 120 is disposed in the user's line of sight while moving left and right along the movable rail while the guide rail 112 is inserted into the through-hole 121 formed at the center to provide an image signal to the user or from the user's line of sight. Will move laterally.

Here, as shown in FIGS. 8 and 9, the guide rail 112 has an insertion groove at a position where the display unit D is disposed in front of the user's gaze and a position moved laterally to avoid the user's gaze. 112a is formed. Accordingly, the protrusions 132 formed at the front end of the pivoting lever are rotated by the pivoting lever of the fixing member 130 which is rotatably installed on the sliding member 120 and fixes the position of the sliding member 120. Since the position of the guide rail 112 is selectively inserted into the insertion groove 112a of the guide rail, the position of the display unit D whose position is moved according to the user's purpose is fixed to prevent random movement.

In addition, since the movable rail 111 is formed in an arc shape along the shape of the face, the moving part 111 is prevented from being caught even when the display D is moved laterally from the user's line of sight, and the screen of the display D is Since it faces the user's face, the screen is prevented from being damaged by an external shock.

Next, a movement guide device for a head mounted display according to a second embodiment of the present invention will be described.

10 is a perspective view of a second embodiment of a movement guide device for a head mounted display according to the present invention, and FIG. 11 is a cross-sectional view of a fixing member according to a second embodiment of the movement guide device for a head mounted display according to the present invention. Is a cross-sectional view of the action of the fixing member according to the second embodiment of the movement guide device for a head mounted display of the present invention.

As shown in FIGS. 10 and 11, the fixing member 130 ′ according to the second embodiment of the present invention has a moving rail formed at both ends of the through hole 134a in a state in which the through holes 134a are formed at both ends thereof. A plate-shaped elastic stopper 134 to which the 111 is coupled, and a pressing member 135 disposed on both sides of the sliding member 120 or the display unit D to selectively press both ends of the elastic stopper 134. It is configured to include. Here, the central portion of the elastic stopper 134 will be preferably fixed to the sliding member 120.

Since the other components except the fixing member 130 ′ have the same configuration as the above-described embodiment, description thereof will be omitted.

Referring to FIG. 11, in the state where the plate-shaped elastic stopper 134 fixed to the sliding member 120 is elastically bent, the moving rails 111 are inserted into the through holes 134a on both sides thereof, and the ends thereof are elastic. The pressing member 135 connected to the end of the stopper 134 and slidably assembled to both sides of the display unit D is disposed to protrude to both sides of the display unit D by the elastic force of the elastic stopper 134. do. In this state, since the inner circumferential portion of the through hole 134a of the elastic stopper 134 elastically presses the moving rail 111, the movement of the sliding member 120 is limited.

In addition, as shown in FIG. 12, when the pressure lever is pressed from both sides, the pressure lever is slid, thereby bending the end portion of the elastic stopper 134 elastically toward the sliding member 120. At this time, since the inner periphery of the through hole 134a of the elastic stopper 134 that is elastically in close contact with the moving rail 111 is spaced apart from the moving rail 111, the sliding member 120 along the moving rail 111 Free to move

On the other hand, when releasing the pressing force for pressing the pressure lever as described above, since the elastic stopper 134 that was elastically compressed by the pressing force is elastically restored, the inner circumferential edge of the through-hole 134a is elastically in close contact with the moving rail 111 again. The movement of the sliding member 120 is limited.

The scope of the present invention is not limited to the above-described embodiment, but may be embodied in various forms of embodiments within the scope of the appended claims. Without departing from the gist of the present invention as claimed in the claims, any person having ordinary knowledge in the art to which the present invention pertains is considered to be within the scope of the claims described in the present invention to various extents which can be modified.

1 is a perspective view of a movement guide device for a head mounted display of the present invention;

2 is a front view of a movement guide device for a head mounted display of the present invention;

3 is a plan view of a movement guide device for a head mounted display of the present invention;

4 is a side cross-sectional view of a movement guide device for a head mounted display of the present invention;

5 and 6 is a functional view showing a locked state of the fixing member of the movement guide device for a head-mounted display of the present invention,

7 is a plan sectional view of a movement guide device for a head mounted display of the present invention;

8 and 9 is a functional diagram showing a moving state of the movement guide device for a head mounted display of the present invention,

10 is a perspective view of a second embodiment of a movement guide device for a head mounted display of the present invention;

11 and 12 are sectional views of the fixing member according to the second embodiment of the movement guide device for a head mounted display of the present invention.

<Explanation of symbols for the main parts of the drawings>

110: guide member, 111: moving rail, 112: guide rail, 112a: insertion groove,

120: sliding member, 121: through hole, 130, 130 ': fixing member, 131: rotating lever,

132: protrusion, 133: elastic member, 134: elastic stopper, 134a: through hole, 135: pressure member,

B: Base, D: Video Output

Claims (8)

In the movement guide device for a head-mounted display to guide the movement in the left and right direction of the image output unit interposed between the base worn on the user's face and the image output unit disposed on the base in front of the user's eyes, A guide member disposed in a horizontal direction at an upper end or a lower end of the base; And And a sliding member movably coupled to the guide member to move along the guide member. The method of claim 1, The guide member is a movement guide device for a head mounted display, characterized in that consisting of a moving rail. 3. The method of claim 2, And a fixing member installed at the sliding member side to fix the sliding member moving along the guide member to the guide member side. The method of claim 3, wherein The fixing member includes a rotation lever which is formed in the distal end of the protrusion selectively interferes with the guide member in the rotational direction so as to be rotatable on the upper side of the sliding member. The method of claim 4, wherein The guide member further comprises a guide rail disposed side by side spaced apart from the moving rail on the upper side of the moving rail. The method of claim 5, The guide rail is a movement guide device for a head-mounted display, characterized in that the insertion groove for inserting the projection of the rotary lever is formed for each position of the image output unit moving with the sliding member. The method of claim 6, The rotation lever is a movement guide device for a head mounted display, characterized in that an elastic member for elastically supporting the rotation lever to the fixed side between the sliding member is provided. The method of claim 3, wherein The fixing member has a plate-shaped elastic stopper coupled to the through-holes of the both ends of the through-hole is formed in both ends of the through-hole is elastically bent, and is disposed on both sides of the sliding member or the image output unit to selectively select both ends of the elastic stopper And an urging member pressurized by the urging member, wherein the elastic stopper is pressurized by the urging member so that the elastic rail is freely moved in the through hole. When the urging force of the urging member is released, the elastic stopper is elastically restored. Movement guide device for a head mounted display, characterized in that the movement is restrained while pressing the rail.

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