KR100835809B1 - Electric pop-up monitor - Google Patents

Abstract

The present invention relates to a monitor mounted on a vehicle AV or NAVIGATION system. The monitor includes a body housing accommodated in a crash pad of a vehicle interior, and a monitor unit rotatably coupled to an upper opening of the body housing to be projected onto an upper portion of the crash pad. The monitor unit can be rotated so that the monitor unit can be projected on the crash pad by the operation of the driving unit. This makes it possible to expose the monitor to the outside of the crash pad only when the driver uses the monitor unit, thereby keeping the crash pad simple and neat. In addition, since the rotational force of the driving portion is transmitted through the internal gear, vibration and noise of the monitor can be minimized, and a clutch gear can be installed in the driving portion to prevent damage or breakage of the component due to overload, Also to store the monitor Which relates to a motorized pop-up monitor.

Description

An automatic pop-up monitor

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric pop-up monitor mounted on a vehicle AV or NAVIGATION system, and more particularly, to an electric pop-up monitor mounted on a crash pad of a vehicle interior and a monitor unit rotatably installed in the main body housing, Thereby enabling the monitor to be exposed to the outside of the crash pad only when the driver uses the monitor. Thus, the appearance of the crash pad can be kept simple and neat, and the vibration and the operating noise of the monitor can be minimized And more particularly to an electric pop-up monitor capable of preventing damage or breakage of parts due to an overload applied to the monitor.

Generally, on the crash pad installed at the center facia of the vehicle in front of the vehicle, not only an AV or NAVIGATION system is installed in order to ensure the convenience of the driver, but also the driver can visually recognize necessary information It will be equipped with a monitor that displays information about the AV or NAVIGATION system.

In addition, a monitor mounted recently can display a TV broadcast through an airwave or a satellite or the like or display a map information by the introduction of a navigation system currently in an increasing trend, thereby providing more convenience to the driver. TV, movies, map information, and so on.

Therefore, such a monitor mounted on a vehicle is generally installed on a crash pad mounted on the front of the vehicle to secure the visibility of the driver or the passenger. In this case, there is a limitation in increasing the size of the vehicle due to limitation of space or operability However, since the mounting position is limited, it is generally fixedly installed at the center of the crash pad in a form of a built-in structure, or may be installed so as to be projected on the crash pad if necessary.

However, as described above, the conventional monitor fixedly installed on the crash pad in a form of built-in is always kept exposed to the outside, thereby occupying a large area of the crash pad and failing to maintain the appearance of the crash pad simply and neatly In addition, there is a high possibility that the monitor may be damaged by an external impact.

In addition, in the case of a conventional monitor installed so as to be able to protrude / retract on the crash pad, the monitor operation of the monitor is performed by gear engagement provided only on one side of the monitor, Vibration or operating noise may be caused by operation.

In addition, when an overload is applied from the outside, there is no structure to absorb the overload, so that damage or breakage of the related parts may occur. Also, since the driver can not manually store the monitor as needed, When the operation of protruding and retracting the monitor is forcibly performed, there is a problem that the related parts are broken and the breakdown occurs.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems. An object of the present invention is to provide a monitor capable of storing a monitor on a crash pad, And secondly, the rotation of the monitor is operated by the inscribed rack gears provided on both sides, thereby minimizing the vibration and the operating noise of the monitor. Third, the clutch gear is provided in the driving portion, And it is an object of the present invention to provide an electric pop-up monitor that not only prevents damage or breakage of parts due to an overload applied thereto, but also allows the driver to manually operate the monitor.

In order to achieve the above object, according to the present invention, there is provided an air conditioner, comprising: a main body housing accommodated in a crash pad mounted on a front surface of a vehicle cabin and having an opening formed in one side thereof; And a driving unit installed to rotate the monitor unit by applying a rotation moment to both sides of the lower portion of the monitor unit along the rotation radius of the monitor unit.

The bottom of the main body housing is formed with a curved surface along the rotation radius of the monitor so that the end of the monitor is not interfered with when the monitor is rotated, The left and right side portions of the main body housing may be provided with support shafts which are respectively coupled to both side portions of the case of the monitor unit.

In addition, the driving unit of the present invention may include a driving body coupled to an inner surface of the case of the monitor unit to transmit a rotational force, and a rotary shaft connected to both sides of the lower portion of the case so as to be rotatable, And a driven gear is fixedly coupled to both ends of the rotating shaft. On both sides of the main body housing, a plurality of driven gears are fixedly coupled to the driven gear so that the monitor unit is rotatable along a turning radius when the rotating shaft is rotated, A rack gear portion having a rack gear may be provided.

In this case, the driving body may include a motor housing coupled to the inside of the case of the monitor unit, a driving motor provided inside the motor housing, and a rotational force transmitting member for transmitting rotational force of the driving motor to the rotational shaft.

The rotational force transmitting member is composed of a clutch gear coupled to a worm installed on a driving shaft of the driving motor and an idle gear meshed with the clutch gear. The idle gear and the shaft gear are fixedly coupled to the rotating shaft, To be gear-coupled.

The above-mentioned driven gear of the present invention further includes a friction wheel integrally rotated on one side, and the rack gear portion is provided with a friction surface adjacent to the rack gear along the rotation radius of the monitor portion so as to be inscribed with the friction wheel So that it is possible to prevent vibration of the monitor.

Further, the clutch gear of the present invention may include a worm gear that is slidably coupled to a gear shaft installed on the motor housing so as to be engaged with a worm coupled to the driving motor, A driving gear which is rotatably coupled to the upper side of the worm gear and a driving gear which is in close contact with the driving gear by an elastic force of the spring to rotate the driving gear by frictional force, And a friction member coupled to the friction member.

At this time, a plurality of concavo-convex portions may be formed on the lower side of the driving gear so as to improve frictional force with the friction member.

Further, in the case of the monitor unit of the present invention, a noise shielding cover which is coupled to the driving body so as to block the operation noise of the driving body is further provided inside the case, thereby reducing operating noise.

The main housing is further provided with an auxiliary housing coupled to the crash pad to support the main housing. The auxiliary housing has a central through hole through which the monitor unit is rotatable, A latching jaw which is caught on the lower portion of the monitor unit can be formed so as to be seated and supported at an appropriate position after rotation.

At this time, the upper surface of the case and the auxiliary housing of the present invention may be formed with curved surfaces that can form the same surface as the outer peripheral surface of the crash pad when the monitor is rotated and housed in the crash pad.

As described above, according to the present invention, the monitor can be housed in the crash pad, so that the appearance of the crash pad can be kept simple and clean, and damage to the monitor due to external impact can be prevented. Second, The monitor is rotated by the rack gear and the friction wheel, thereby preventing the monitor from being shaken while the vehicle is running, and also preventing vibration or noise during the rotation operation of the monitor itself, so that the driver does not feel uncomfortable. Third, Even if an unexpected overload is applied from the outside or the driver forcibly rotates the monitor, it is possible to rotate the monitor, thereby preventing the damage or breakage of the related parts such as gears and drive motors, thereby improving the durability of the product There is an effect that can be increased.

Hereinafter, the present invention will be described in detail with reference to the drawings.

FIG. 1 is a perspective view of an electric pop-up monitor of the present invention, and FIG. 2 is an exploded perspective view of the electric pop-up monitor of FIG. 1.

As shown in the figure, the present invention is characterized by including a main housing 10 housed in a crash pad 100 (shown in FIG. 6) mounted on the front of a vehicle cabin, a monitor unit 10 rotatably installed in the main housing 10, (1) and a driving unit (80) installed to rotate the monitor unit (1).

The main body housing 10 may further include a separate auxiliary housing 90.

The auxiliary housing 90 is formed with a through hole 92 at a central portion thereof in such a manner that the monitor unit 1 is rotatable and a hook 95 is formed on the front side of the through hole 92. The auxiliary housing 90 is coupled to the crash pad 100 do.

The main housing 10 is directly coupled to the crash pad 100 or the auxiliary housing 90 is first coupled to the crash pad 100 according to the characteristics of the vehicle, (10).

The main body housing 10 is housed in a crash pad 100 installed at a center facia of the vehicle in front of the vehicle and is mounted on the monitor 100 so that the monitor unit 1 can be rotated on the crash pad 100, So as to support the part 1.

The main body housing 10 is hollow and has an opening 19 formed at one side thereof. The bottom surface of the main body housing 10 is curved so as not to generate interference when the monitor 2 is rotated.

When the main housing 10 is coupled to the crash pad 100 by screws (not shown) using the engaging portion 12 protruding from both sides of the main housing 10 or when the auxiliary housing 90 is further provided The auxiliary housing 90 may be fixed to the inner side of the auxiliary housing 90 by using the coupling portion 12 of the main housing 10 after the auxiliary housing 90 is installed on the crash pad 100. [

On the other hand, shaft supporting holes 13a are formed on both side surfaces of the main body housing 10 and support shafts 13 for supporting the rotation of the monitor unit 1 are coupled to the shaft supporting holes 13a.

Guide portions 11 are formed at both left and right side wall surfaces of the main housing 10 so as to be formed with a curved groove along the radius of rotation with reference to the support shaft 13, A rack gear portion 15 is formed on the inner surface of the portion 11 with a predetermined length.

At this time, one side of the rack gear portion 15 forms the friction surface 17, and the other side surface is provided with the rack gear 18 having the gear teeth adjacent to the friction surface 17.

The monitor unit 1 is rotatably installed in the opening 19 of the main body housing 10 and comprises a monitor 2 and a case 5 coupled to the rear side of the monitor 2.

The case 5 is formed in a container shape in which the inside is hollow and the lower side is deeper than the upper side and the outer peripheral surface is formed with a curved surface so as to form the same outer peripheral surface as the outer peripheral surface of the crash pad 100.

At this time, through holes 6 are formed in both side walls of the case 5 to receive the support shaft 13 coupled to the main body housing 10 and are spaced downward from the through holes 6 by a predetermined distance, (7) are formed.

And the rear side walls are provided with engaging portions 5a and 5b to which a screw (not shown) is coupled.

On the other hand, the driving unit 80 is composed of the driving unit 60 and the rotating shaft 70, and will be described with reference to FIGS. 3 and 4. FIG.

Fig. 3 shows a schematic front cross-sectional view of an electric pop-up monitor of the present invention, Fig. 4 shows a schematic cross-sectional side view, and Fig. 5 shows a cross-sectional view of a clutch gear.

The driving body 60 is constituted by a motor housing 30, a driving motor 40 and a rotation force transmitting member 50 as shown in Fig.

The motor housing 30 includes a driving motor 40 and a rotation force transmitting member 50. The motor housing 30 is mounted on the monitor unit 1 using a coupling protrusion 30a (shown in FIG. 2) And is fixed to the case 5 by being screwed to the engaging portion 5a of the case 5 of the vehicle.

The drive motor 40 is mounted on the upper portion of the motor housing 30 and a worm 46 is coupled to an end of the drive shaft 45. The rotational force transmitting member 50 is connected to the clutch gear 20 and the idle gear 29 and is rotatably mounted on a plurality of gear shafts 34 provided in the motor housing 30. [

The clutch gear 20 is composed of a worm gear 21, a drive gear 25, a spring 23 and a friction member 27 which are gear-engaged with the worm 46 as shown in Fig.

The worm gear 21 is slidably coupled to the gear shaft 34 provided in the motor housing 30 so as to be engaged with the worm 45 engaged with the drive motor 40, Is installed in the gear shaft (34) so as to be able to apply an elastic force to the worm gear (21).

At this time, the spring 23 can be supported at one end by providing a separate support bracket 32 to the motor housing 30, so that the worm gear 21 can be elastically supported in one direction.

The drive gear 25 is rotatably coupled to the gear shaft 34 on the upper side of the worm gear 21 and the support bracket 33 is installed on the motor housing 30 to prevent movement.

The friction member 27 is coupled to the upper portion of the worm gear 21 so as to rotate integrally with the worm gear 21 and serves to rotate the driving gear 25 by a frictional force.

The friction member 27 may be made of leather, friction pad, or the like so as to easily transmit frictional force.

Accordingly, the spiral spring 23 causes the worm gear 21 to be pushed in one direction by a certain elastic force and one side of the driving gear 25 is brought into close contact with the friction member 27. Thus, when the worm gear 21 is rotated, And is integrally rotated with the worm gear 21 by the frictional force between the gear 21 and the friction member 27 which is integrally rotated.

At this time, when the clutch gear 20 is overloaded, which is larger than the frictional force between the friction member 27 and the drive gear 25 from the outside, the rotation of the drive gear 25 is interrupted and the drive gear 25 is rotated by the friction member 27 And the slip is generated, thereby preventing damage or breakage of the worm 46, the worm gear 21, the drive motor 40, and the like.

The lower surface of the drive gear 25 may be provided with a recessed portion 28 for increasing frictional force with the friction member 27

The idle gear 29 is rotatably mounted on the gear shaft 34 so as to be able to be engaged with the driving gear 25 by transmitting the rotational force of the driving gear 25 to the rotating shaft 70.

The shaft gear 76 provided on the rotary shaft 70 enters the motor housing 30 and the through hole 31 is formed so as to be engaged with the idle gear 29.

The rotational force transmitting member 50 is formed such that the driving gear 25 is formed smaller than the diameter of the worm gear 21 and one side of the idle gear 29 connected to the driving gear 25 is connected to the shaft gear 76 So that the rotation speed is reduced and transmitted.

The rotational force transmitting member 50 may transmit the rotational force of the driving motor 40 to the rotational shaft 70 by using a belt or the like in addition to gear engagement.

On the other hand, both sides of the rotating shaft 70 are rotatably and axially coupled to both side walls of the case 5 (shown in FIG. 2). Both ends of the rotating shaft 70 are installed so as to protrude to the outside of the case 5.

A shaft gear 76 is fixedly coupled to a central portion of the rotary shaft 70 at a position corresponding to the idle gear 29 of the rotary force transmitting member 50 so as to be integrally rotatable with the rotary shaft 70, The driven gear 78 is fixedly coupled so that the rack gear 18 of the rack gear portion 15 of the main body housing 10 is inserted and engaged.

A friction wheel 77 is formed on one side of the driven gear 78 so as to be in contact with the friction surface 17 formed in the rack gear 15.

The rotating shaft 70 is rotated by receiving the rotational force from the driving body 60 and is moved along the turning radius of the monitor unit 1 on the rack gear unit 15, So that the monitor unit 1 is rotated.

On the other hand, as shown in FIG. 2, a noise shielding cover 35 for enclosing the motor housing 30 is coupled to the case 5 so that operating noise of the driving body 60 may be cut off.

The noise blocking cover 35 is fixed to the coupling portion 5b of the case 5 by screwing the coupling protrusion 35b formed at one side thereof with a predetermined length of escape groove 35b so as not to interfere with the rotary shaft 70, (36) are formed.

Hereinafter, the operation of the electric pop-up monitor of the present invention will be described with reference to FIG.

6 shows a state in which the auxiliary housing 90 is provided. First, in a state where the monitor unit 1 is housed inside the crash pad 100, the drive motor 40 (Fig. 3, The worm 46 provided on the drive shaft 45 is rotated and the worm gear 21 of the clutch gear 20 is rotated.

At this time, when the worm gear 21 is rotated, the driving gear 25 is rotated by the frictional force of the friction member 27, and the rotational force of the driving motor 40 is transmitted through the idle gear 29 and the shaft gear 76, 70, respectively.

The driven gear 78 provided at both ends of the rotary shaft 70 is rotated integrally with the rotary shaft 70 so that the driven gear 78 moves along the rack gear 18 of the rack gear portion 15 while being rotated do.

At this time, the friction wheel 77 provided on the driven gear 78 is engaged with the friction surface 17 of the rack gear portion 15 and rotated.

The rotation shaft 70 is rotated and moved along the rotation radius of the monitor unit 1 so as to add a rotation moment to the monitor unit 1 so that the monitor unit 1 is supported by the shaft support hole 13a The monitor 2 is exposed to the outside of the crash pad 100.

At this time, the monitor 2 may be fixed while maintaining a certain angle by controlling the driving motor 40. When the monitor 2 is rotated so as to be fully exposed, the lower portion of the monitor 2 may be fixed to the holding jaw 95 of the auxiliary housing 90 And is stably supported.

In the case where the auxiliary housing 90 is not provided, the latching jaw 95 may be provided on the crash pad 100.

On the other hand, when the monitor 2 is to be housed inside the crash pad 100, the drive motor 40 is rotated in the reverse direction.

Therefore, the electric pop-up monitor of the present invention can house the monitor 2 in the crush pad 100 so that the monitor 2 can be retracted and retracted, and the rack gear 18 and the friction wheel 77, which are inscribed in the driven gear 78, It is possible to prevent vibrations or noise of the monitor 2 due to the vibration of the monitor 2 or noise during the operation of the monitor 2 by the friction surface 17, The monitor 2 can be housed in the crash pad 100 without damaging or damaging related parts such as the drive motor 40 and the like.

The foregoing embodiments are merely illustrative examples for convenience of description and do not limit the scope of the claims.

1 is a perspective view of an embodiment of an electric pop-up monitor of the present invention,

2 is an exploded perspective view of the electric pop-up monitor of the present invention,

Figure 3 is a schematic front elevation view of a motorized pop-up monitor of the present invention,

4 is a schematic side cross-sectional view of an electric pop-up monitor of the present invention,

5 is a sectional view of the clutch gear of the present invention,

6 is an operational state view showing an operation state of the electric pop-up monitor of the present invention.

Description of the Related Art [0002]

1: Monitor part 2: Monitor

5: Case 6, 31: Through hole

7: Support shaft of the rotary shaft 10: Body housing

11: guide part 12,5a, 5b:

13: support shaft 13a: shaft support

15: rack gear portion 17: friction surface

18: Rack gear 19:

20: clutch gear 21: worm gear

23: spring 25: drive gear

27: friction member 28: concave / convex portion

29: idle gear 30: motor housing

30a, 35b: engagement projections 32, 33: support bracket

34: gear shaft 35: noise blocking cover

36: escape groove 40: drive motor

45: drive shaft 46:

50: rotational force transmitting member 60:

70: rotational shaft 76: axial gear

77: friction wheel 78: driven gear

80: driving part 90: auxiliary housing

92: through hole 95:

100: crash pad

Claims (11)

A body housing (10) housed in a crash pad (100) mounted on the front of the vehicle cabin and having an opening (19) at one side thereof; A monitor part (1) rotatably shaft-coupled to an opening (19) of the main housing (10) so that a central part of both sides thereof can be projected onto the crash pad (100); And A driving unit 80 installed to rotate the monitor unit 1 by applying a rotation moment to both sides of the lower portion of the monitor unit 1 along the rotation radius of the monitor unit 1; , ≪ / RTI > The monitor unit 1 includes a monitor 2 and a case 5 coupled to the rear side of the monitor 2. The bottom of the main housing 10 is connected to the monitor 2 when the monitor 1 rotates, (5) of the monitor unit (1) are provided on both left and right sides of the main housing (10) so as to prevent the ends of the main body housing (10) from interfering with each other. And a support shaft (13) which is coupled to the body of the user. delete The method according to claim 1, The driving unit 80 includes a driving unit 60 coupled to an inner surface of the case 5 of the monitor unit 1 to transmit rotational force and a driving unit 60 connected to the driving unit 60, And a rotary shaft (70) having both side portions thereof rotatably coupled to the lower both side surfaces, A driven gear 78 is fixedly coupled to both ends of the rotary shaft 70 so that the monitor unit 1 is rotated along the radius of rotation when the rotary shaft 70 is rotated on both sides of the body housing 10 And a rack gear portion (15) formed with a rack gear (18) having a predetermined length so as to be gear-engaged with the driven gear (78), respectively. The method of claim 3, The driving body 60 includes a motor housing 30 coupled to the inside of the case 5 of the monitor unit 1 and a driving motor 40 and a driving motor 40 provided inside the motor housing 30 And a rotational force transmission member (50) for transmitting the rotational force of the motor to the rotary shaft (70). 5. The method of claim 4, The rotational force transmitting member 50 includes a clutch gear 20 coupled to a worm 46 mounted on a driving shaft 45 of the driving motor 40 and an idle gear 29 meshed with the clutch gear 20, , And the idle gear (29) and the shaft gear (76) are gear-engaged by fixing a shaft gear (76) to the rotary shaft (70). 6. The method of claim 5, The driven gear 78 further includes a friction wheel 77 integrally rotated at one side thereof and the rack gear portion 15 is rotatably supported by the rotation portion 77 of the monitor portion 1, Further comprising a friction surface (17) adjacent to said rack gear (18) along a radius. 6. The method of claim 5, The clutch gear (20) A worm gear 21 slidably coupled to the gear shaft 34 installed on the motor housing 30 so as to be engaged with the worm 46 coupled to the drive motor 40; A spring (23) installed on the gear shaft (34) so as to apply an elastic force to the worm gear (21); A driving gear 25 rotatably coupled to the upper side of the worm gear 21; And A friction member 27 which is brought into close contact with the driving gear 25 by the elastic force of the spring 23 and is coupled to the upper surface of the worm gear 21 so as to rotate the driving gear 25 by frictional force; And an electric motor for driving the pop-up monitor. 8. The method of claim 7, Wherein a plurality of protrusions (28) are formed on a lower surface of the driving gear (25) to improve frictional force with the friction member (27). 9. The method according to any one of claims 3 to 8, A noise shielding cover 35 is disposed inside the case 5 of the monitor unit 1 so as to enclose the driving body 60 so that the operating noise of the driving body 60 may be blocked. An electric pop-up monitor. 10. The method of claim 9, The main housing 10 further includes an auxiliary housing 90 coupled to the crash pad 100 to support the main housing 10. The auxiliary housing 90 includes a monitor unit 1 A through hole 92 is formed on the front side of the through hole 92 so that the monitor part 1 is caught at the lower part of the monitor part 1 so as to be seated and supported at an appropriate position after rotation And a jaw (95) is formed on the top surface of the body. 11. The method of claim 10, The upper surface of the case 5 and the auxiliary housing 90 may be curved so that the same surface as the outer peripheral surface of the crash pad 100 can be formed when the monitor unit 1 is rotated and housed in the crash pad 100. [ Wherein the surface of the pop-up monitor is formed with a surface.

Images