JPH0548409U - Automotive interior antenna device - Google Patents

Abstract

(57) [Abstract] [Purpose] In an indoor antenna device for an automobile, when the antenna element is used, it is exposed in the vehicle interior above the package tray, and when not in use, the antenna element can be appropriately shielded from the vehicle interior. To do. An antenna element (4) is movably supported by a support member (3) with respect to a package tray (2), and the support member (3) is packaged by the holding element (6). The first position exposed in the vehicle compartment (1a) above the tray (2) and the trunk room (1)
b) Hold in at least two of the second positions stored within. As a result, the antenna element (4) is installed in the passenger compartment (1a).
Can be appropriately shielded against.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an antenna device for an automobile, and more particularly to an indoor antenna device for an automobile in which an antenna element is exposed and arranged in a vehicle interior above a package tray.

[0002]

[Prior Art]

 There are various types of conventional antenna devices for automobiles, such as a pole type and a window glass sticking type, but recently, there are increasing opportunities to mount audio devices on finished automobiles. Along with this, it becomes necessary to attach an antenna device to the interior of the vehicle. For example, the antenna element is attached to the window glass in a T-shape, or is attached near the window frame. ..

[0003]

[Problems to be solved by the device]

 According to the above-mentioned window glass sticking type antenna element mounting means, it is unavoidable that the appearance is impaired, and depending on the mounting position, it may hinder the visibility of the driver or the like. In addition, since the antenna element can always be seen from the outside of the automobile, it becomes obvious that expensive audio equipment is installed, and the risk of theft increases.

In view of the above, the present invention provides an indoor antenna device for an automobile, in which the antenna element is exposed in the cabin above the package tray when in use, and the antenna element can be appropriately shielded from the cabin when not in use. It is an object of the present invention to provide an indoor antenna device for an automobile.

[0005]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the present invention provides an indoor vehicle antenna device for a vehicle, wherein the antenna element is exposed in the vehicle compartment above a package tray that separates a car trunk and a vehicle compartment. A support member that movably supports the package tray, and at least the antenna element is stored in a first position above the package tray and exposed in the vehicle compartment and in the trunk room below the package tray. A holding mechanism for holding the support member at at least two positions of the second position is provided.

In the automobile indoor antenna device, the support base is configured by rotatably connecting a plurality of links, and the holding mechanism is configured to hold the plurality of links at a desired angle. Good to do.

[0007]

[Action]

 In the vehicle interior antenna device having the above structure, when the support member is operated and the support member holds the support member at the first position, the antenna element is exposed in the vehicle interior above the package tray. As a result, proper reception is performed via the antenna element. When the support member is operated to hold the support member in the second position by the holding mechanism, the antenna element is stored in the trunk room. Therefore, the antenna element is shielded from the passenger compartment.

[0008]

【Example】

 Hereinafter, a preferred embodiment of a vehicle interior antenna device of the present invention will be described with reference to the drawings. FIG. 1 shows an indoor antenna device according to an embodiment of the present invention, in which a pair of retractable seats 10 and 10 are disposed behind a vehicle interior 1a of an automobile 1. A package tray 2 is disposed behind these sheets 10 and 10, and the package tray 2 divides a vehicle compartment 1a and a trunk room 1b. Further, in this embodiment, the room partition 1c behind the seats 10 and 10 is formed with an opening 1d which connects the vehicle compartment 1a and the trunk room 1b when the seats 10 and 10 are laid down forward.

As shown in a side cross-section in FIG. 3, a support base 30 is fixed to the trunk 1 b side of the room partition 1 c by screws, and one end of the first link 31 is connected to one end of the support base 30. The other end of the first link 31 is connected to one end of the second link 32, the other end of the second link 32 is connected to one end of the third link 33, and the third link 33 is movably connected. The other end of the link 33 is rotatably connected to one end of the fourth link 34 via the holding mechanism 6, respectively. The support member referred to in the present invention is constituted by the link mechanism 3 including the support base 30 and the first to fourth links 31 to 34. Incidentally, FIG. 2 shows a state in which the link mechanism 3 is stored in the trunk room 1b.

At the tip of the fourth link 34, as shown in FIG. 5, the base ends of a pair of antenna elements 4 and 4 of a telescopic column formed by superposing a plurality of metal tubes having different diameters are rotated. It is movably supported. That is, the antenna elements 4 and 4 can be changed from the contracted state shown in FIG. 5 to the expanded state shown in FIG. Then, in the state where the antenna elements 4 and 4 are contracted, the base end can be rotated about the axis so as to be parallel to the longitudinal direction of the fourth link 34. Further, the case 5 is fixed to the fourth link 34, and the case 5 has a built-in antenna circuit such as a matching device and a booster, and is electrically connected to the antenna elements 4 and 4. At the same time, it is connected to an audio device (not shown) or the like.

Each link is rotatably supported on each of the connecting portions of the support base 30 and the first to fourth links 31 to 34, and the rotation is locked at a desired angle and held in that state. A possible holding mechanism 6 is provided. 6 and 7 show an embodiment of the holding mechanism 6.

In the holding mechanism 61 of FIG. 6, the third link 33 is rotatably supported by the U-shaped support portion 32a of the second link 32 by a shaft 61a, for example. A plate 61b having teeth formed on the outer periphery thereof is fixed to the third link 33. On the other hand, on the second link 32, a ball 32b is supported by a spring 32c so as to be biased toward the tooth portion of the plate 61b, and the ball 32b is arranged so as to fit into the tooth portion of the plate 61b. There is. Then, when one of the second link 32 and the third link 33 is rotated around the shaft 61a with respect to the other, the ball 32b is urged by the spring 32c in response to the rotation of the plate 61b. 6 to move to the left in FIG. 6, and the balls 32b sequentially rotate while fitting into the teeth of the plate 61b. Then, when the rotation between the links is stopped, the ball 32b is held in a state of being fitted to the tooth portion of the plate 61b at that position.

The holding mechanism 62 shown in FIG. 7 is, for example, concave portions at equal intervals on a circle having a predetermined diameter centered on the shaft 62a on the inner side surfaces of the U-shaped support portion 32a of the second link 32 which face each other. 32d is formed. On the other hand, a pair of plates 33a, 33a facing each other are formed at the end of the third link 33, and the outer surfaces of both of them have a circle with a predetermined diameter centering on the shaft 62a and similar to the recess 32d. The protrusions 33b are formed on the circumference at equal intervals. A spring 33c is interposed between the plates 33a, 33a. The springs 33c urge the plates 33a, 33a to expand outward, and the protrusions 33b are arranged to fit into the recesses 32d of the second link 32. Then, when one of the second link 32 and the third link 33 is rotated about the shaft 62a with respect to the other, the projection 33b is sequentially rotated while being fitted in the recess 32d. Then, when the rotation of each link is stopped, the protrusion 33b is held in a state of being fitted in the recess 32d.

Thus, in the indoor antenna device of the present embodiment having the above configuration, when the antenna elements 4 and 4 are stored in the trunk room 1b from the state of FIG. 1, first, the antenna elements 4 and 4 are It is contracted and rotated so as to be parallel to the longitudinal direction of the fourth link 34, and further the fourth link 34 is rotated so as to be parallel to the third link 33. Next, the seat 10 is tilted forward, and the whole is rotated counterclockwise while the third link 33 is substantially perpendicular to the second link 32 as shown by the chain double-dashed line in FIG. Then, when the second link 32 is rotated 360 °, it becomes the position shown by the solid line in FIG. 4, and is held at this position by each holding mechanism 6. In this way, the antenna elements 4 and 4, the housing 5 and the link mechanism 3 are housed in the trunk room 1b, so that they are shielded from the passenger compartment 1a and cannot be seen from the outside. Moreover, since the antenna elements 4, 4 and the like are stored immediately below the package tray 2, there is no obstacle when the luggage or the like is stored in the trunk room 1b.

When the antenna elements 4 and 4 are used, the operation shown in FIG. 1 is performed by performing the reverse operation, and the antenna elements 4 and 4 are held exposed in the rear side of the vehicle interior 1a. To be done. That is, the antenna elements 4 and 4 are disposed outwardly at a position apart from the heat ray (not shown) attached to the window glass of the automobile 1, and can be adjusted to a desired angle. Therefore, good characteristics can be secured.

As described above, according to the present embodiment, the antenna elements 4 and 4 are exposed at the first position in the passenger compartment 1a as shown in FIGS. 1 and 3, and as shown in FIGS. It is arranged so as to be movable between the housing 5 and the link mechanism 3 and a second position stored in the trunk room 1b, and can be held at a desired position. Moreover, the antenna elements 4, 4 and the like can be stored in the trunk room 1b by a simple operation. In addition, the antenna device can be easily attached to an existing vehicle without any change.

FIG. 8 shows an indoor antenna device according to another embodiment of the present invention, in which the support base 30 of the above-described embodiment is screwed to the room partition 1c, whereas in this embodiment, it is supported. The base 35 is detachably attached by a butterfly bolt 35e. In the embodiment shown in FIG. 8, the support base 30 of the embodiment of FIG. 2 can be easily attached and detached, the first link 31 is omitted, and the second link 32 is modified so that the support base 35 and the second support The fourth link 36, 33, 34 constitutes the link mechanism 3.

In FIG. 8, the support base 35 has support portions 35a arranged on both sides of the second link 36 in the width direction, and support portions 35b opposed to each other via the room partition 1c. , 35b, for example, a groove-shaped guide 35d is formed inside the connecting portion 35c as shown by a broken line. A wing bolt 35e is screwed into the support portion 35b, so that the support base 35 is fixed to the room partition 1c. Although the wing bolt 35e is used in this embodiment, a clip (not shown) or the like that is gripped by the room partition 1c may be used as a means for detachably fixing the support base 35.

Engagement protrusions 36a are formed on both sides of one end of the second link 36, and are arranged so that they can be slid and rotated by being guided by the guide 35d. A locking mechanism 50 is provided on the package tray 2 side of the second link 36. For example, as shown in FIG. 9, this is composed of a locking piece 51 fixed to the package tray 2 and a plurality of engagement holes 52 formed in the second link 36 and engaged with the locking piece 51. To be done. Alternatively, as shown in FIG. 10, an engaging member 53 formed of a plunger 53a and a spring 53b and fixed to the package tray 2 and an engaging portion of a corrugated surface formed on the second link 36 and engaging with the plunger 53a. 54.

Thus, according to the present embodiment, the seat 10 is tilted forward, and the second link 36 is slid downward along the guide 35d while rotating 360 degrees counterclockwise in FIG. Then, it is stored in the trunk room 1b as shown by the chain double-dashed line. As means for holding the second link 36 in this state, there are various means such as providing a lock mechanism on the support base 35. Then, when the antenna is used, the seat 10 is tilted forward, and the second link 36 is slid upward and rotated 360 ° in the clockwise direction so that the engaging hole 52 is locked to the locking piece 51. When is returned to the original position, the second link 36 is pressed by the sheet 10 in the direction of the package tray 2 and held at a predetermined position.

In each of the above-described embodiments, the link mechanism 3 is fixed to the room partition 1c, but in the case where the room partition 1c is not provided, the link mechanism 3 is directly attached to the package tray 2. And it is sufficient. In this case, since it is not necessary to consider the thickness of the room partition 1c, the first link 31 shown in FIG. 1 can be omitted. Further, the numbers of the links and the holding mechanism 6 configuring the link mechanism 3 are not limited to those in the above-described embodiment, and various modes can be configured. Furthermore, in the above-mentioned embodiment, the antenna element 4 is a telescopic column, but the present invention is not limited to this, and various antenna elements can be mounted.

[0022]

[Effect of the device]

 Since the present invention is configured as described above, it has the following effects. That is, according to the vehicle interior antenna device of the present invention, when the support member is held at the first position, the antenna element is exposed in the vehicle interior above the package tray and can be properly received. Then, when the support member is held at the second position, the antenna element is stored in the trunk room and can reliably shield the vehicle compartment. Also, the indoor antenna device for a vehicle according to the present invention can be easily mounted on an existing vehicle without any change.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a vehicle interior antenna device of the present invention.

FIG. 2 is a cross-sectional view showing a state when the antenna element is stored in the embodiment of the present invention.

FIG. 3 is a sectional view showing a state when an antenna element is exposed in an embodiment of the present invention.

FIG. 4 is a cross-sectional view showing a stored state of an antenna element according to an embodiment of the present invention.

FIG. 5 is a fourth antenna element according to an embodiment of the present invention.
FIG. 7 is a perspective view showing a state of being assembled to the link of FIG.

FIG. 6 is a sectional view showing an example of a holding mechanism according to an example of the present invention.

FIG. 7 is a cross-sectional view showing another embodiment of the holding mechanism in one embodiment of the present invention.

FIG. 8 is a cross-sectional view showing a part of a state in which an antenna element is exposed in another embodiment of the present invention.

FIG. 9 is a perspective view showing an embodiment of a locking mechanism in another embodiment of the present invention.

FIG. 10 is a perspective view showing another embodiment of the locking mechanism in another embodiment of the present invention.

[Explanation of symbols]

 1 Automotive 1a Vehicle Interior 1b Trunk Room 2 Package Tray 3 Link Mechanism (Supporting Member) 4 Antenna Element 5 Housing 6 Holding Mechanism 10 Seat

Claims (1)

[Scope of utility model registration request] 1. An indoor antenna device for a vehicle, wherein an antenna element is exposed in the vehicle compartment above a package tray that divides a trunk room of the vehicle into a vehicle compartment, and the antenna element is moved with respect to the package tray. A support member capable of supporting, and at least two positions, a first position at which the antenna element is exposed in the vehicle compartment above the package tray and a second position at which the antenna element is stored in the trunk room below the package tray. 2. An indoor antenna device for an automobile, comprising: a holding mechanism for holding the support member.