JPH08175277A - Drawer device for housing body and drawer device for on-vehicle crystal display employing the drawer device - Google Patents

Abstract

PURPOSE: To reduce part items in number, make a structure simple, and enable a housed body to be stably drawn by providing a drive means which is located between a first and a second arm, and changes the crossed axes angle of both the arms. CONSTITUTION: When a motor 92 is driven, the crossed axes angle of a first and a second arm 70 and 80 is opened, a moving rail 50 is pushed via a slider 60, the moving rail 50 is then moved along a stationary rail 40, and it is projected out of an opening section 21. In this case, energizing force acts therein by a spring 52, and the moving rail 50 is tried to be pulled back to the inside of a housing 20. By this constitution, the moving rail 50 is slowly and silently projected out against the driving force of the motor 92. The projection of the moving rail 50 out of the housing 20 allows the entire section of a crystal display 3o to be projected out of the opening section 21 of the housing 20. At this time, the crystal display 30 is projected out of the opening section 21 of the housing 20 horizontally with its crystal scope kept downward.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drawer for a container and a drawer for an in-vehicle liquid crystal display using the drawer.

[0002]

2. Description of the Related Art Heretofore, as a drawer of this kind of container, there has been known one which employs a pantograph-like multi-joint expansion / contraction mechanism (for example, Japanese Patent Laid-Open No. 63-54144).

[0003]

However, the conventional device for pulling out the housing has the first problem that the number of parts is large and the structure is complicated. In addition, there is a second problem in that a rotational moment is applied to a portion that is supported during extension, and the storage body moves up and down, so that the storage body cannot be pulled out smoothly.

Therefore, the invention according to claim 1 has been made in view of the above-mentioned first and second problems of the prior art, and the purpose thereof is to reduce the number of parts and structure. It is an object of the present invention to provide a storage device withdrawal device that is simple and can be stably withdrawn. The invention according to claim 2 has the following object in addition to the object of the invention according to claim 1 described above.

That is, the invention according to claim 2 is to provide a device for pulling out a storage body which is capable of driving both arms with a simple structure. The invention described in claim 3 has the following object in addition to the object of the invention described in claim 1 or 2. That is, the invention according to claim 3 provides a container withdrawing device capable of reducing the moving speed when the container is pulled out from the housing and slowly withdrawing the container quietly. Is what you are trying to do.

The invention according to claim 4 is the above-mentioned claim 1.
In addition to the objects of the inventions described in 1 to 3, the following objects are intended.
That is, the invention according to claim 4 is to provide a vehicle-mounted liquid crystal display withdrawing device in which the tilt angle of the liquid crystal display can be freely changed so that the screen of the liquid crystal display is easy to see.

[0007]

The present invention is to achieve the above-mentioned object, and the contents thereof will be described below with reference to the embodiments shown in the drawings. The invention according to claim 1 has the following features. That is, the housing (2
0) and the housing (for example, liquid crystal display 30),
It has the following six configurations.

The first is a fixed rail (40), and the fixed rail (40) is, for example, as shown in FIGS. 1 and 2, arranged along the sliding direction of the housing (for example, the liquid crystal display 30). It is fixed inside. The second is a moving rail (50)
The moving rail (50) is slidably held by the fixed rail (40) as shown in FIGS.

Thirdly, a slider (60) is provided.
0) is, for example, as shown in FIGS.
It is slidably held in (0) and is connected to a storage body (for example, liquid crystal display 30). The fourth is a first arm (70), which is shown in FIG.
As shown in FIG. 2, one end of the fixed rail (40) is pivotally supported.

The fifth is a second arm (80). This second arm (80) is, for example, as shown in FIGS. 1 and 2, the free end portion of the other end of the first arm (70) and the slider. Both ends are pivotally supported by (60). The sixth is drive means (90), which is located between the first and second arms (70, 80) as shown in FIGS. 70,80)
The crossing angle of is changed.

The invention according to claim 2 is the above-mentioned claim 1.
In addition to the features of the described invention, it has the following features. That is, the drive means (90) has the following two configurations. The first is an arc rack (99). This arc rack (99)
For example, as shown in FIGS. 1 and 2, the first and second arms (7
It is fixed to either 0,80).

The second is a motor (92). This motor (92)
For example, as shown in FIGS. 1 and 2, the circular arc rack (99)
Has a pinion (98) that meshes with the first and second arms (70,
It is fixed to either the other of 80). The invention described in claim 3 has the following characteristics in addition to the characteristics of the invention described in claim 1 or claim 2.

That is, as shown in FIGS. 1 and 2, the moving rail (50) is mounted on the moving rail (50) as a housing.
(20) A biasing means (for example, the spring 52) is provided for biasing in the direction of returning the inside. The invention described in claim 4 has the following three characteristics in addition to the characteristics of the invention described in claims 1 to 3 described above.

First, although not shown, the housing 20 is fixed in the vehicle compartment. Secondly, the container is composed of a liquid crystal display (30) as shown in FIG. 7, for example. Thirdly, this liquid crystal display (30) and slider (6
0) is, for example, as shown in FIG.
Connected by 1).

[0015]

[Operation] According to the invention of claim 1, the following operation is achieved. That is, for example, as shown in FIG. 3, a case where the housing (for example, the liquid crystal display 30) housed in the housing (20) is pulled out will be described. First, when the driving means (90) is driven, for example, as shown in FIG.
The intersection angle of the first and second arms (70, 80) opens. When the intersection angle of the first and second arms (70, 80) is opened, the second arm (80)
The slide (60) pivotally supported on the end of the slide moves along the moving rail (50) toward the opening (21), as shown in FIG. 4, for example.

Further, when the driving means (90) is driven, the intersecting angle of the first and second arms (80) is further opened, and the moving rail (90) is moved.
As shown in FIG. 5, for example, (50) projects from the opening (21) along with the fixed rail (40) together with the slider (60).
As a result, the housing (for example, the liquid crystal display 30) connected to the slider (60) projects from the opening (21) as shown in FIG. 5, for example.

Next, in the case of housing the pulled out housing (for example, the liquid crystal display 30) in the housing (20), the driving means (90) may be reversed. When the drive means (90) is rotated in the reverse direction, the intersection angle of the first and second arms (70, 80) is closed, and the operation reverse to the above operation is continuously performed, so that the storage body (for example, the liquid crystal display 30) is For example, as shown in FIG. 3, it is housed in a housing (20).

Next, according to the invention of claim 2, in addition to the operation of the invention of claim 1 described above, the following operation is exhibited. That is, when the motor (92) is driven, the pinion (98) rotates forward and backward. When the pinion (98) rotates, the pinion (98) meshes with the circular arc rack (99), resulting in, for example, FIG.
As shown in FIG. 5, the pinion (98) moves integrally with the motor (92) along the arc rack (99).

As a result, the first and second arms (70, 80)
However, the intersection angle of both arms (70, 80) is changed by rotating around the axes (eg, pins 73) of both arms (70, 80). According to the invention of claim 3, the above-mentioned claim 1
Alternatively, in addition to the function of the invention described in claim 2, the following function is achieved. That is, when the moving rail (50) moves toward the opening (21), the biasing force of the biasing means (52) acts against the driving force of the motor (92).

As a result, the urging force of the urging means (52) acts via the moving rail (50), and the container (for example, the liquid crystal display 30) slowly and quietly projects from the opening (21). . According to the invention described in claim 4, in addition to the effects described in claims 1 to 3, the following effects are exhibited.

The liquid crystal display (30) is shown, for example, in FIGS.
As shown in, it is possible to freely rotate left and right around the ball joint (31) and tilt freely back and forth. Therefore, after the liquid crystal display (30) pulled out from the housing (20) is started up, its front direction can be freely oriented to either the driver seat side or the passenger seat side in the vehicle interior. As a result, the liquid crystal display (30) having a strong directivity can be clearly seen from both the driver's seat side and the passenger's seat side.

[0022]

1 to 7 show an embodiment of the present invention. FIG. 1 is an exploded perspective view of a drawer, FIG. 2 is a partial plan view of the drawer, and FIG. 3 is a housing of a liquid crystal display. FIG. 4 is a plan view showing a state where the liquid crystal display is in the process of being pulled out, FIG. 5 is a plan view showing a state in which the liquid crystal display is pulled out, FIG. 6 is a plan view showing the swivel state of the liquid crystal display, and FIG. The perspective views which show the starting state of a liquid crystal display are each shown.

In the figure, 10 indicates a drawer, which is a box-shaped housing as a whole.
The housing 20 has a housing 20 slidably supported in the housing 20. Although not shown, the housing 20 is fixed, for example, in a console panel in the vehicle compartment. Further, as shown in FIG. 7, the housing is composed of, for example, a vehicle-mounted liquid crystal display 30.

It should be noted that the housing 20 is not limited to the console panel in the vehicle compartment, but may be attached to, for example, furniture or home electric appliances. Further, the storage body is not limited to the liquid crystal display 30, and may be used as, for example, an ashtray, a coin pocket, or a drawer. As shown in FIG. 1, the housing 20 has a rectangular bottom plate 22 facing downward, and a front plate 23 extending upward from a front end of the bottom plate 22 and facing the front.
And extending upward from the rear end of the bottom plate 22,
A back plate 24 facing the rear surface, and left and right side plates 25, 26 extending upward from both side ends of the bottom plate 22 and facing both sides,
And an upper plate (not shown) that closes the upper surface of the opening.

As shown in FIG. 1, the front plate 23 of the housing 20 has a square opening 21 on its front surface, which penetrates the front surface and the back surface and which allows the liquid crystal display 30 to enter and exit. As shown in FIG. 1, the back plate 24 of the housing 20 is formed with a notch groove 27 that is notched upward in order to pull out a power cord or the like.

Between the housing 20 and the liquid crystal display 30, as shown in FIGS.
A long fixed rail 40 fixed in the housing 20 along the sliding direction of the long rail, a long movable rail 50 slidably held by the fixed rail 40, and a slidable rail 50. A short slider 60 held and connected to the liquid crystal display 30 is provided.

A fixed rail 40 is provided between the housing 20 and the liquid crystal display 30, as shown in FIGS.
A first arm 70, one end of which is axially supported, and the first arm
It is located between the second arm 80, both ends of which are respectively supported by the free end of the other end of 70 and the slider 60, and the first and second arms 70, 80. Driving means to change 90
It has and.

The fixed rail 40 is, as shown in FIG.
Its cross-sectional shape is approximately U-shaped, and 2 is attached to one end in the longitudinal direction.
It is fixed to one side of the housing 20, for example, to the inner surface of the left side plate 26 on the left side by one screw 41, 42 and two screws 43, 44 at the other longitudinal ends. Further, a fixed locking piece 45 capable of locking the spring 52 and a shaft hole 46 for supporting the first arm 70 are formed at the end of the fixed rail 40 on the side opposite to the opening 21.

The moving rail 50, as shown in FIG.
Its cross-sectional shape is a substantially U-shape, and is formed so as to be slidable along the fixed rail 40. In addition, the spring 52
Is formed with a movable locking piece 51. And
A coil-shaped spring 52 is locked between the fixed locking piece 45 and the movable locking piece 51, and this spring 52 applies an urging force in a direction in which the moving rail 50 is pulled back into the housing 20. are doing.

As shown in FIG. 1, the slider 60 has a substantially U-shaped cross section and is slidable along the moving rail 50. Further, a shaft hole 61 for supporting the second arm 80 is formed at the end of the slider 60 on the side opposite to the opening 21. In addition, the slider 60
An L-shaped connecting piece 62 to which the liquid crystal display 30 is connected is attached to the opening 21 side.

The first arm 70, as shown in FIG.
The cross-sectional shape is formed in a substantially U shape. Also, the first
The arm 70 is passed through the shaft hole 71 at one end in the longitudinal direction thereof, and is also passed through the shaft holes 46, 46 of the fixed rail 40 so as to rotatably support the first arm 70 and the pin 72. And a pin 73 that rotatably supports one end of the second arm 80 while passing through the other free end in the direction.

The second arm 80, as shown in FIG.
The cross-sectional shape is formed in a substantially U shape. Also, the second
The arm 80 includes an entrance / exit portion 81 through which the driving means 90 can enter and exit,
A pin 82 which is passed through the axial hole 83 at the other end in the longitudinal direction and is rotatably supported by the axial hole 61 at the one end of the slider 60.
And have. As shown in FIGS. 1 and 2, the driving means 90 is unitized into a motor base 91,
91 is fixed to the second arm 80.

As shown in FIGS. 1 and 2, the motor base 91 has a motor 92, a worm gear 93 fixed to a drive shaft of the motor 92, and gears 94 to 97 meshing with the worm gear 93 in order. And the pinion that meshes with the final gear 97
98 and are attached. In addition, the first arm 70,
As shown in FIGS. 1 and 2, an arc rack 99 that meshes with the pinion 98 is fixed. The circular arc rack 99 forms a circular arc centered on the pin 73 that connects the first and second arms 70 and 80, and the pinion 98 meshes with the teeth formed on the inner peripheral surface thereof.

In the embodiment shown in the drawings, the motor base 91 is used as the second arm 80 and the arc rack 99 is used as the first arm 70.
However, conversely, the motor base 91 may be fixed to the first arm 70 and the arc rack 99 may be fixed to the second arm 80. As shown in FIG. 2, the liquid crystal display 30 is connected to the connecting piece 62 via a ball joint 31.

Next, the drawer device having the above-mentioned structure
The operation of 10 will be described. First, a case where the liquid crystal display 30 housed in the housing 20 is pulled out as shown in FIG. 3 will be described. When the motor 92 is driven, its worm gear 93 rotates. The rotational force of the worm gear 93 is transmitted to the pinion 98 via gears 94 to 97 as shown in FIG.

When the pinion 98 rotates, the pinion 98 meshes with the circular arc rack 99 to move along the inner peripheral surface of the circular arc rack 99. At this time, gear 93 together with pinion 98
~ 97, the motor 92 and the motor base 91 also move integrally. Therefore, as shown in FIG. 4, the first and second arms 70, 80 rotate about the pin 73, and the angle of intersection of both arms 70, 80 is opened.

At this time, one end portion of the first arm 70 is
As shown in FIG. 7, the movement of the fixed rail 40 is restricted by the pin 72 pivotally supported by the end of the fixed rail 40.
Along the direction toward the opening 21. Then, when the slide 60 moves to the end of the moving rail 50, the movement of the slide 60 is regulated by a stopper (not shown).

Further, when the motor 92 is driven,
The crossing angle of the second arms 70, 80 is further opened, the moving rail 50 is pushed through the slider 60, and the moving rail 50 moves along the fixed rail 40 as shown in FIG. Project. At that time, the biasing force of the spring 52 acts to try to pull the moving rail 50 back into the housing 20.

As a result, the movable rail 50 projects slowly and quietly against the driving force of the motor 92. As the moving rail 50 projects from the housing 20, the entire liquid crystal display 30 projects from the opening 21 of the housing 20, as shown in FIG. At this time, the liquid crystal display 30
7 horizontally projects from the opening 21 of the housing 20 with its liquid crystal screen facing downward, as shown by the chain double-dashed line in FIG.

When in use, the liquid crystal display 30 is shown in FIG.
As shown by the solid line, the ball joint 31 is used as a center and is raised upward so that the liquid crystal screen faces the front. Further, as shown in FIG. 6, by turning the liquid crystal display 30 left and right around the ball joint 31, the liquid crystal screen can be oriented in either the driver seat side or the passenger seat side. .

As a result, even the liquid crystal display 30 having a strong directivity can be clearly seen from both the driver's seat side and the passenger's seat side. Next, the liquid crystal display
A case where the housing 30 is housed in the housing 20 will be described.
First, make sure that the LCD screen faces downwards.
Level 30.

Next, the motor 92 is rotated in the reverse direction to close the intersecting angle of the first and second arms 70 and 80, and the operation opposite to the above operation is continuously performed to place the liquid crystal display 30 inside the housing 20. It is stored. According to the present embodiment, the drive portion including the drive means 90 such as the motor 92 and the sliding portion including the fixed rail 40, the moving rail 50, the slider 60, and the like are separated from each other, and each has a simple structure. It is functioning. For this reason, since it is sufficient to perform quality control for each individual unit,
The accuracy can be easily improved.

In this embodiment, the driving means 90 is
Although the motor 92 is used, the present invention is not limited to this, and a conston spring or the like may be used to cause the container to protrude. At this time, when the storage body is stored, the storage body may be pushed into the housing 20 by hand.

[0044]

Since the present invention is constituted as described above, it has the following effects. Claim 1
According to the described invention, the following effects are exhibited. According to the first aspect of the present invention, it is possible to provide a drawer for a storage body that has a small number of parts, has a simple structure, and can be stably drawn out.

According to the invention described in claim 2, in addition to the effect of the invention described in claim 1, the following effect is exhibited. That is, it is possible to provide a device for pulling out a storage body that is capable of driving both arms with a simple structure. In addition to this, according to the invention of claim 3, in addition to the effect of the invention of claim 1 or claim 2, the following effect is exhibited.

That is, it is possible to provide a container withdrawing device which can reduce the moving speed when the container is pulled out from the inside of the housing and can slowly and quietly withdraw the container. In addition to this, according to the invention of claim 4,
In addition to the effects of the invention described in 3, the following effects are exhibited.

That is, it is possible to provide a vehicle-mounted liquid crystal display drawer in which the tilt angle of the liquid crystal display can be freely changed so that the screen of the liquid crystal display is easy to see.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a drawer device.

FIG. 2 is a partial plan view showing a drawer device.

FIG. 3 is a plan view showing a housed state of a liquid crystal display.

FIG. 4 is a plan view showing a state in which the liquid crystal display is being pulled out.

FIG. 5 is a plan view showing a pulled-out state of the liquid crystal display.

FIG. 6 is a plan view showing a turning state of the liquid crystal display.

FIG. 7 is a perspective view showing a state where the liquid crystal display is started up.

[Explanation of symbols]

10 Drawer 20 Housing 21 Opening 22 Bottom plate 23 Front plate 24 Back plate 25, 26 Side plate 27 Notch groove 30 LCD display 31 Ball joint 40 Fixed rail 41 ~ 44 Screw 45 Fixed locking piece 46 Shaft hole 50 Moving rail 51 Moving Locking piece 52 Spring 60 Slider 61 Shaft hole 62 Connecting piece 70 First arm 71 Shaft hole 72,73 pin 80 Second arm 81 Entry / exit portion 82 pin 83 Shaft hole 90 Drive means 91 Motor base 92 Motor 93 Worm gear 94 to 97 Gear 98 Pinion 99 Arc Rack

Claims (4)

[Claims] 1. A drawer unit for a storage body, comprising: a housing having an opening; and a storage body slidably supported in the housing and coming in and out through the opening, wherein the housing is provided between the housing and the storage body. Is a fixed rail fixed in the housing along the sliding direction of the storage body, a movable rail slidably held by the fixed rail, and slidably held by the movable rail,
A slider connected to the housing, a first arm whose one end is pivotally supported by the fixed rail, a second free end of the first arm, and a second arm whose both ends are pivotally supported by the slider. An apparatus for withdrawing a storage body, comprising: an arm; and a drive unit that is located between the first and second arms and that changes a crossing angle of both arms. 2. The driving means has an arc rack fixed to either one of the first and second arms, and a pinion meshing with the arc rack.
The withdrawing device for the storage body according to claim 1, further comprising a motor fixed to either one of the arms. 3. The device for withdrawing a container according to claim 1, wherein the moving rail is provided with an urging means for urging the moving rail in the direction of returning the moving rail to the inside of the housing. 4. The housing according to claim 1, wherein the housing is fixed in the passenger compartment, the housing is composed of a liquid crystal display, and the liquid crystal display and the slider are connected by a ball joint. The drawer device for a vehicle-mounted liquid crystal display according to any one of claims 1.