KR100733218B1 - Automatic rotation type camera - Google Patents

Abstract

The present invention relates to an automatic rotating camera, and more particularly, to an automatic rotating camera, characterized in that to prevent damage to the drive means, and for this purpose interlocking pins formed in the camera module to move a predetermined section and By mounting an impact mitigating member for mitigating impact caused by contact of the protrusion formed on the cover mounted on the outer circumference of the drive means, it is possible to mitigate the impact caused by forced stop, thereby preventing damage to the drive means and the camera module.

Camera Module, Gear, Motor, Interlock Pin, Turning

Description

Automatic rotation type camera}

1 is a cross-sectional view showing a hinge device of a clamshell mobile phone equipped with an automatic rotating camera;

2 is a perspective view showing an example of a conventional automatic rotating camera;

3a and 3b are side views according to FIG. 2;

4 is a perspective view of an automatic rotating camera according to a first embodiment of the present invention;

5A and 5B are side views of a drive means and a camera module according to a first embodiment of the present invention;

6a and 6b are side views of a drive means and a camera module according to a second embodiment of the invention; And

7A and 7B are side views of the driving means and the camera module according to the third embodiment of the present invention.

<Description of Symbols for Major Parts of Drawings>

100, 200: automatic rotating camera 10, 110: camera module

12, 112: interlocking pins 14, 114: flexible printed circuit board

20, 120: gear 12, 122: shaft

30, 130: motor 40, 140: cover

50: folder 60: main body

70: first rotating part 72: second rotating part

74: cam 76: first fixing portion

78: second fixing portion 142: projection

144, 144 ', 144' ': shock absorbing member

The present invention relates to an automatic rotating camera, and more particularly to an automatic rotating camera, characterized in that for preventing damage to the drive means.

1 is a cross-sectional view showing a hinge device of a folding cell phone equipped with an automatic rotating camera.

The hinge device includes first and second pivot parts 70 and 72 connected to the folder 50 and first and second fixing parts 76 and 78 integrally connected to the main body 60.

The rotating part is divided into a first rotating part 70 and a second rotating part 72, and a camera module 10 is rotatably supported between the first and second rotating parts 70 and 72. The first rotating part 70 is connected to the first fixing part 76 through the connecting part, and the second rotating part 72 is connected to the second fixing part 78 through the cam 76.

In the second pivoting section 72, a motor 30 which is operated when a power is applied by pressing a button (not shown) as a driving means is installed, and a gear 20 which is connected to one side of the motor to reduce the rotation ratio is installed. .

A shaft 22 is installed at the end of the gear 20, and a part of the shaft 22 is inserted into the camera module 10 to transmit the rotational force received from the gear 20 to the camera module 10 to transmit the camera module 10. Rotate).

The side of the camera module 10 connected to the first pivot part 70 is connected to the flexible printed circuit board 114, and penetrates through the first fixing part 76 to the printed circuit board of the main body 60. do.

FIG. 2 is a perspective view illustrating an example of a conventional automatic rotating camera, and a conventional automatic rotating camera will be described with reference to FIG. 2.

The conventional automatic rotating camera 100 is composed of a camera module 10 having a lens mounted on a surface thereof and a driving means for rotating the camera module 10.

The camera module 10 has a cylindrical shape and a lens is mounted on a surface thereof, and a flexible printed circuit board 14 for transmitting a signal is connected to one side thereof, and an interlocking pin 12 is formed at an edge of the other side thereof.

The driving means generates a driving force for rotating the camera module 10, and specifically, may include the motor 30 and the gear 20.

The motor 30 generates a predetermined rotational force in the forward or reverse direction, the gear 20 is provided on one side of the motor 30 to reduce the rotational force of the motor 30 at a constant speed, a plurality of planetary gear group (not shown) This planetary gear group has a reduction ratio at a constant ratio, thereby simultaneously serving as a deceleration function and a reversal prevention.

A shaft 22 is installed at the end of the gear 20, and a part of the shaft 22 is inserted into the other side of the camera module 10 to transmit the rotational force received from the gear 20 to the camera module 10.

A semicircular cylindrical cover 40 is mounted on the outer circumference of the driving means, and the cover 40 is provided with protrusions 42 engaged with the interlocking pins 12 formed at the edges of the camera module 10 at both ends of a predetermined section. .

3A and 3B are side views of a driving means and a camera module according to the related art, FIG. 3A is a side view of the driving means, and FIG. 3B is a side view of the camera module.

As shown in FIG. 3A, a shaft 22 transmitting a driving force is formed at the center of the gear 20, and a cover 40 is mounted on an outer circumferential surface of the gear 20, and a predetermined section of the cover 40 is provided. At both ends, protrusions 42 engaged with the interlocking pins 12 formed on the camera module 10 are formed.

As shown in FIG. 3B, the shaft 22 is fastened to the center of one side of the camera module 10 and along the cover 40 when the camera module 10 is rotated to one side edge of the camera module 10. The interlocking pin 12 is formed to move and engage the protrusion 42.

However, since a conventional automatic rotating camera uses a direct current (DC) motor as a motor of a driving means, which has a relatively long driving time and a stop time, and thus it is difficult to precisely control the position of the camera. When the pin comes into contact with the protrusion formed on the cover mounted on the outer periphery of the driving means, the driving means is also forced to stop, and there is a problem that the driving means and the camera module are easily damaged due to the impact of the forced stop.

The present invention has been made to solve the above problems of the prior art, by mounting an impact mitigating member to mitigate the impact of the protrusion formed on the cover mounted on the outer periphery of the drive means and the interlocking pin formed in the camera module, Provided is an automatic rotating camera capable of preventing breakage of the drive means.

In order to achieve the above object, the present invention provides a lens mounted on the surface, the cylindrical camera module is formed with an interlocking pin on one side edge; A driving means having a shaft fastened to a center of one side of the camera module and generating power for rotating the camera module; And a semicircular cylindrical cover having protrusions formed to be engaged with the interlocking pins at both ends of the predetermined section, and mounted to an outer circumference of the driving means. It includes, and provides a self-rotating camera characterized in that it further comprises an impact relaxation member for mitigating the impact caused by the contact of the interlocking pin and the projection moving a predetermined section.

In the present invention, the impact mitigating member is characterized in that formed on the projection of the portion engaging with the interlocking pin.

In addition, in the present invention, the shock absorbing member is characterized in that formed on the interlocking pin of the portion engaged with the projection.

In addition, in the present invention, the shock absorbing member is characterized in that formed on the shaft.

In addition, in the present invention, the shock absorbing member is characterized in that it is made of a material having elasticity.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

4 is a perspective view showing an automatic rotating camera according to a first embodiment of the present invention.

As shown in FIG. 4, the self-rotating camera 200 of the present invention includes a camera module 110 having a lens mounted on a surface thereof, and a driving means for rotating the camera module 110.

The camera module 110 is cylindrical, and a lens is mounted on a surface thereof, and a flexible printed circuit board 114 for transmitting a signal is connected to one side thereof, and an interlocking pin 112 is formed at an edge of the other side.

The driving means generates a driving force for rotating the camera module 110, and specifically, may include the motor 130 and the gear 120.

The motor 130 generates a predetermined rotational force in the forward or reverse direction, the gear 120 is provided on one side of the motor 130 to reduce the rotational force of the motor 130 at a constant speed, a plurality of planetary gear group (not shown) This planetary gear group has a reduction ratio at a constant ratio, thereby simultaneously serving as a deceleration function and a reversal prevention.

A shaft 122 is installed at the end of the gear 120, and a portion of the shaft 122 is inserted into the other side of the camera module 110 to transmit the rotational force received from the gear 120 to the camera module 110.

A semicircular cylindrical cover 140 is mounted on the outer circumference of the driving means, and the cover 140 has protrusions 142 that are engaged with the interlocking pins 112 formed at the edges of the camera module 110 at both ends of a predetermined section. The shock mitigating member 144 is provided on the protrusion 142 to prevent the impact caused by the contact of the interlocking pin 112.

5A and 5B are side views of the driving means and the camera module according to the first embodiment of the present invention, FIG. 5A is a side view of the driving means, and FIG. 5B is a side view of the camera module.

As shown in FIG. 5A, a shaft 122 transmitting a driving force is formed at the center of the gear 120, and a cover 140 is mounted on an outer circumferential surface of the gear 120.

On both ends of the predetermined section of the cover 140, a protrusion 142 is formed to contact the interlocking pins 112 formed on the camera module 110 and stops forcibly, and the interlocking pins 112 are moved to the protrusions on the protrusions 142. Shock mitigating member 144 to mitigate the impact by contact with 142 is mounted. Here, the shock absorbing member 144 is preferably made of a material having elasticity, durability, and wear resistance.

As shown in FIG. 5B, the shaft 122 is fastened to the center of one side of the camera module 110 and along the cover 140 when the camera module 110 is rotated to one side edge of the camera module 110. The interlocking pin 112 is formed to move and engage with the protrusion 142.

As described above, by mounting the shock-absorbing member on the projection engaging with the interlocking pin at both ends of the predetermined section of the cover, the interlocking pin contacts the projection and can mitigate the impact by the shock-absorbing member when forcibly stopped. And damage to the camera module.

6A and 6B are side views of the driving means and the camera module according to the second embodiment of the present invention, FIG. 6A is a side view of the driving means, and FIG. 6B is a side view of the camera module.

For reference, the embodiment of FIGS. 6A and 6B is substantially similar to the embodiment (first embodiment) of FIGS. 5A and 5B except that the mounting positions of the impact mitigating members are different, and like elements are assigned the same numbers. To use.

As shown in FIG. 6A, a shaft 122 transmitting a driving force is formed at the center of the gear 120, and a cover 140 is mounted on an outer circumferential surface of the gear 120, and cameras are provided at both ends of the cover 140. A protrusion 142 is formed to stop the interlocking pin 112 formed in the module 110.

As shown in FIG. 6B, the shaft 122 is fastened to the center of one side of the camera module 110 and along the cover 140 when the camera module 110 is rotated to one side edge of the camera module 110. The interlocking pin 112 is formed to move and engage with the protrusion 142.

In addition, the periphery of the interlocking pin 112 is provided with a shock mitigating member 144 'to mitigate the impact caused by contact with the protrusion 142, where the shock mitigating member 144' is a material having elasticity, durability, and wear resistance It is preferable to be produced with.

As described above, by mounting the shock absorbing member to the interlocking pin 112 engaging with the projection at both ends of the predetermined section of the cover, the interlocking pin contacts the projection to mitigate the impact by the shock releasing member when forced stop. Damage to the driving means and the camera module can be prevented.

7A and 7B are side views of a driving means and a camera module according to a third embodiment of the present invention, FIG. 7A is a side view of the driving means, and FIG. 7B is a side view of the camera module.

For reference, the embodiment of FIGS. 7A and 7B is substantially similar to the embodiment (first embodiment) of FIGS. 5A and 5B except that the mounting positions of the impact mitigating members are different, and similar components are designated by the same numbers. To use.

As shown in FIG. 7A, a shaft 122 transmitting a driving force is formed in the center of the gear 110, and a cover 140 is mounted on an outer circumferential surface of the gear 120, and cameras are provided at both ends of the cover 140. A protrusion 142 is formed to stop the interlocking pin 112 formed in the module 110.

When the camera module is stopped due to the contact of the interlocking pin and the projection, the DC motor is also forcedly stopped. When the DC motor is difficult to stop due to a long stop time, the DC motor may be damaged. In order to prevent the DC motor from being damaged, the shock absorbing member 144 ″ is mounted on the outer circumference of the shaft 122. The impact mitigating member 144 ″ is preferably made of a material having elasticity, durability, and wear resistance.

As shown in FIG. 7B, the shaft 122 is fastened to the center of one side of the camera module 110 and along the cover 140 when the camera module 110 is rotated to one side edge of the camera module 110. The interlocking pin 112 is formed to move and engage with the protrusion 142.

As described above, by mounting the shock absorbing member on the shaft, the shock can be alleviated by the shock absorbing member when the driving means is forcibly stopped, thereby preventing damage to the driving means and the camera module.

As described above, the present invention is characterized in that damage to the driving means and the camera module can be prevented by installing an impact mitigating member for mitigating an impact caused by contact between the interlocking pin of the camera module and the projection of the cover.

According to the self-rotating camera of the present invention, by mounting a shock-absorbing member for mitigating the impact of the interlocking pin and the projection, it is possible to mitigate the impact of the interlocking pin and the projection to prevent damage to the drive means. can do.

Claims (5)

A lens is mounted on the surface, and has a cylindrical camera module having an interlocking pin formed at one side edge, a shaft coupled to a center of one side of the camera module, driving means for generating power for rotating the camera module, and both ends of a predetermined section. A protrusion formed in engagement with the interlocking pin and mounted on the outer circumference of the driving means; An impact mitigating member which is formed of an elastic material to alleviate an impact caused by contact between the interlocking pin and the protrusion moving the predetermined section; Automatic rotating camera characterized in that the configuration further comprises. The camera of claim 1, wherein the impact mitigating member is formed on the protrusion of a portion engaged with the interlocking pin. According to claim 1, wherein the shock absorbing member is an automatic rotating camera, characterized in that formed on the interlocking pin of the portion engaging with the projection. The camera of claim 1, wherein the shock absorbing member is formed on the shaft. delete

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