KR101079079B1 - Pan tilt driving device - Google Patents

Abstract

PURPOSE: An automatic and manual pan tilt driving device is provided to control an object to up, down, left, and right direction. CONSTITUTION: An X-axis driving shaft(12) is rotatively supported to a frame. An Y-axis driving shaft(13) is rotated in the diameter of the X-axis. A screw is connected to the helix of the Y-axis driving shaft. A driven gear(G1) slides to the axial direction of the Y-axis driving shaft and the X-axis driving shaft. A power connecting and cut-off unit(40) transfer the power to the driven gear.

Description

Automatic and manual pen tilt drive {PAN TILT DRIVING DEVICE}

The present invention relates to a pen-tilt (PAN-TILT) drive device that can be rotated up, down, left and right by mounting a rifle or searchlight or a video camera (controlled object), more specifically, the position of the controlled object from a remote place by a power supply. The present invention relates to an automatic and manual pen tilt driving device capable of controlling the power and manually controlling the posture of a controlled object when there is no power supply.

For example, in the case of an unmanned surveillance camera, there is a fixed unmanned surveillance camera in which an intruder or an intruder is photographed to observe or monitor through a monitor, and on the contrary, the shooting angle of the camera can be moved up, down, left and right to broaden the shooting range. Rotating cameras with pen tilt drives have also been developed.

The present invention relates to a pen tilt drive device for controlling the posture of the unmanned surveillance camera in a remote location as illustrated above, but the pen tilt drive device proposed in the present invention is as shown in FIGS. 1 and 3. 30a) or the position of the searchlight 30b or the unmanned surveillance camera 30c can be usefully employed.

Hereinafter, the controlled object to be controlled up, down, left, and right by the pen tilt driving device proposed by the present invention (see 30a to 30c FIGS. 1 to 3) is not specified, but the posture of the searchlight is remotely positioned up and down to help the present invention. Controlling left and right will be described as an example.

As described above, the controlled object can be adjusted up and down and left and right through the control of the pen tilt drive device through a cable at a remote location. However, when the cable connected to the place where the controlled object is installed at the remote site is disconnected, remote control of the controlled object is prevented. Since it becomes impossible, there is a problem of manually controlling the controlled object.

An example of a conventional pen tilt driving device driven by a remote control as described above is Korean Patent No. 10-0421422 (Registration Date: Feb. 23, 2004) "Camera Pan Tilt Driving Device" and the Patent Registration No. 10- 0702558 (registration date: March 27, 2007).

As described above, the conventional pen tilt driving device is not only structurally complicated, but also has a disadvantage in that it is difficult to use with various controlled objects, and also has a disadvantage in that manual control is difficult.

The present invention has been invented to solve the problems as described above, an object of the present invention can be automatically controlled from a remote location during the posture control of the controlled object to be controlled up, down, left and right by the pen tilt drive device, the power is on the contrary The present invention provides an automatic and manual pen tilt driving device capable of manually controlling the posture of a controlled object up, down, left, and right even when it is not present.

Another object of the present invention is to provide an automatic and manual dual pen tilt driving device that is compatible and structurally simple so as to control the direction angle up, down, left and right.

Automatic and manual dual pen tilt drive device according to the present invention,

An X-axis drive shaft 12 supported to be rotatable in the frame and having a circumferential surface formed in a polygonal shape;

The outer diameter is composed of a polygonal circumferential surface and the inner diameter is provided with a spiral, and the Y-axis drive shaft 13 supported on the frame to be rotatable at the inner diameter of the X-axis drive shaft 12;

A screw having a predetermined length that is spirally coupled to the spiral of the Y-axis drive shaft 13;

A driven gear (G1) (G2) coupled to be slidable in the axial direction of the X-axis driving shaft (12) and the Y-axis driving shaft (13);

Power connection and blocking means 40 for transmitting power to the driven gear and

The X-axis jig and the Y-axis jig connected to the controlled object while interlocking with the X-axis driving shaft 12 and the Y-axis driving shaft 13 may be implemented.

The automatic and manual dual pen tilt driving device according to the present invention can remotely control the controlled object by a power source, and when there is no power, the pen tilt driving device can be manually operated up, down, left, and right to control the controlled object in case of emergency. It can be used quickly.

In addition, the present invention has the effect of being able to control the posture of any type of the controlled object up, down, left and right through the diversification of the jig connected to the various controlled objects in a simple structure, that is, the compatibility is improved.

1 is a perspective view illustrating a rifle mounted on an automatic and manual pen tilt driving device according to the present invention;
Figure 2 is a perspective view illustrating that the searchlight mounted on the automatic and manual pen tilt driving device according to the present invention,
3 is a cross-sectional view of main parts of an automatic and manual pen tilt driving device according to the present invention, which is a main cross-sectional view illustrating a camera mounted on a pen tilt driving device;
Figure 4 is an exploded perspective view showing the main portion of the automatic and manual pen tilt driving apparatus according to the present invention,
5 is a sectional view of main parts of an automatic and manual dual pen tilt driving device according to the present invention when the posture of a controlled object is automatically controlled from a remote location;
6A is a cross-sectional view of the main parts taken from the direction AA in FIG. 3;
FIG. 6B is a cross-sectional view of the main parts taken from the BB direction illustrated in FIG. 3.

Hereinafter, with reference to the accompanying drawings, the automatic pen and manual pen tilt driving device according to the present invention will be described in detail.

In FIG. 1 to FIG. 3, reference numeral 100 denotes an automatic and manual dual pen tilt driving device on which a controlled object (rifle 30a, searchlight 30b or video camera 30c, etc.) is mounted while being controlled remotely. Is a pen tilt housing, 20 is a rotating part for moving the controlled objects 30a to 30c in the X-axis direction and the Y-axis direction, and 40 is a power for automatically or manually switching the pen tilt drive device 100. Connection and blocking means.

As shown in FIGS. 3 and 4, the pen tilt housing 10 has an X-axis drive shaft 12 rotatably assembled by bearings B1 and B2, and the X-axis drive shaft 12 of the X-axis drive shaft 12. A Y-axis drive shaft 13 is rotatably inserted into the inner diameter and rotatably supported by the bearing B3.

A spiral is provided inside the Y-axis drive shaft 13, and the screw 15 is spirally coupled to the circumferential surface with a predetermined length on the spiral. The bearings B1 to B3 described above are attached to the housing 10 and the frames 11a and 11b.

On the circumferential surfaces of the X and Y axis drive shafts 12 and 13, the driven gears G1 and G2 are slidably assembled in the axial direction. When the driven gears G1 and G2 are rotated, the X and Y axes are rotated. The circumferential surfaces of the X-axis and Y-axis drive shafts 12, 13 are composed of polygonal shapes 12a, 13a so that the drive shafts 12, 13 can rotate. Of course, the inner diameters of the driven gears G1 and G2 are also formed in a shape corresponding to the polygonal shapes 12a and 13a of the X-axis and Y-axis drive shafts 12 and 13, and thus the axes of the X-axis and Y-axis drive shafts 12 and 13, respectively. Can move in the direction.

The driven gears G1 and G2 are engaged with a driving means that is rotated by a power source. As an example of the driving means according to the present invention, the reduction gears G1a and G2a rotatably attached to the frames 11a and 11b are reduced. It can be implemented by the drive motors (M1, M2) attached to the frame or the housing 10 to transmit power to the gear (G1a, G2a).

As shown in FIGS. 6A and 6B, the reduction gears G1a and G2a are connected to the sun gears M1a and M2a of the driving motors M1 and M2 fastened to the housing 10 (see FIG. 3). When the M1 and M2 are rotated, power is transmitted to the driven gears G1 and G2 to rotate the X and Y axis drive shafts 12 and 13.

As shown in FIGS. 3 and 4, the Y-axis drive shaft 13 has a spiral formed in its inner diameter, and a screw 15 is spirally coupled to the spiral. The upper end of the screw 15 is connected to the Y-axis jig 22 which is connected to the controlled object is moved up and down without rotating together during the rotational movement of the Y-axis rotation shaft 13.

When the X-axis and Y-axis drive shafts 12 and 13 as described above are rotated, the X-axis jig 21 attached to the upper end of the X-axis drive shaft 12 rotates in the circumferential direction of the X-axis drive shaft 12. When the Y-axis drive shaft 13 rotates, the Y-axis jig 22 connected to the upper end 15a of the screw 15 is moved while the screw 15 assembled therein moves up and down (Y-axis direction). It moves up and down.

The X-axis jig 21 and the Y-axis jig 22 may be changed according to the shape or size of the controlled object 30a to 30c, but the X-axis driving shaft 12 to which the controlled object rotates in the left and right directions. It is connected to the upper end 15a of the screw 150 connected to the Y-axis drive shaft 13 to rotate up and down.

The X-axis jig 21 is rotated by the X-axis driving shaft 12, and the controlled objects 30a to 30c are rotated in the left-right direction, and the Y-axis jig 22 is controlled by the vertical movement of the screw 15. While the pivot P1 connected to the water 30a to 30c rotates up and down, the direction of the controlled objects 30a to 30c may be remotely adjusted. Of course, it is possible to adjust the attitude of the controlled object by supplying power to the driving motors M1 and M2 through a control device such as a joystick (not shown in the drawing) at a remote location. The pen tilt driving apparatus 100 illustrated in FIG. 3 is a diagram illustrating a state of controlling the driving motors M1 and M2 from a remote location.

The driven gears G1 and G2 are connected to or separated from the reduction gears G1a and G2a by a power connecting and disconnecting means 40 for moving the gears in the axial direction of the X and Y axis drive shafts 12 and 13. It is done.

As an example of employing the above-described power connection and blocking means 40, as shown in Figs. 3 and 4, the screw 42 rotatably supported by the bearings B4 and B5 in the housing 10 and the frame 11b. )Wow;

A handle 41 attached to the top of the screw 42;

Is coupled to the spiral portion of the screw 42 is composed of a power separator 43, 44 having a receiving groove (43a, 44a) for receiving the driven gear (G1) (G2).

The power separators 43 and 44 have spiral portions 43b and 44b coupled to the spirals of the screw 42 and receive driven gears G1 and G2, but are rotated by the driven gears G1 and G2. The accommodation grooves 43a and 44a are provided so as not to interfere with the interference.

When the handle 41 is rotated, the driven gears G1 are driven by the power separators 43 and 44 while the power separators 43 and 44 move in the axial direction of the screw 42 as shown in FIG. G2 is separated from the reduction gears G1a and G2a while moving in the axial direction of the X- and Y-axis drive shafts 12 and 13.

When the driven gears G1 and G2 are separated from the reduction gears G1a and G2a, when the controlled objects 30a to 30c are operated up, down, left and right, the controlled objects 30a to 30c operate the X axis drive shaft 12. It can rotate by the bearings B1 and B2 which support, and the Y-axis drive shaft 13 can rotate by the bearing B3.

In the figure, reference numeral 10b denotes a cover that covers and closes the rotating part 20.

As described above, the present invention supplies power to the driving motors M1 and M2 in a state in which the driven gears G1 and G2 are connected to the reduction gears G1a and G2b in controlling the attitude of the controlled object up, down, left, and right. Remote control is possible, and if the cable is broken, the driven gear (G1) (G2) can be separated from the reduction gear (G1a, G2b) by operating the handle to manually control the controlled object up, down, left and right.

As described above, the automatic and manual pen tilt driving device according to the present invention can move various controlled objects up, down, left, and right by changing the design of the jig rotating in the X axis direction and the Y axis direction corresponding to the object. Therefore, it can be used interchangeably with a variety of controlled objects, there is an advantage that the jig attached to the controlled object is also simple in structure.

10: pen tilt housing 11a, 11b: frame
12a, 13a: Polygonal 12: X axis drive shaft
13: Y-axis drive shaft 15: screw
15a: Top 20 of the screw: Rotating part
21: X axis jig 22: Y axis jig
30a: Rifle 30b: Searchlight
30c: video camera 40: power connection and disconnect means
41: handle 42: screw
43, 44: Power separator 100: Pen tilt drive
B1 to B5: bearings G1, G2: driven gear
G1a, G2a: Reduction Gear M1, M2: Drive Motor
M1a, M2a: Sun gear P1, P2: Pivot

Claims (2)

An X-axis drive shaft 12 supported to be rotatable in the frame and having a circumferential surface formed in a polygonal shape;
The outer diameter is composed of a polygonal circumferential surface and the inner diameter is provided with a spiral, and the Y-axis drive shaft 13 supported on the frame to be rotatable at the inner diameter of the X-axis drive shaft 12;
A screw having a predetermined length that is spirally coupled to the spiral of the Y-axis drive shaft 13;
A driven gear (G1) (G2) coupled to be slidable in the axial direction of the X-axis driving shaft (12) and the Y-axis driving shaft (13);
Power connection and blocking means 40 for transmitting power to the driven gear and
Automatic and manual dual pen tilt drive device characterized in that composed of the X-axis jig and Y-axis jig connected to the controlled object while interlocking with the X-axis drive shaft (12) and Y-axis drive shaft (13). The method of claim 1,
The power connection and blocking means 40 includes a screw 42 rotatably supported by a bearing in the frame;
A handle 41 attached to the top of the screw 42;
It is coupled to the spiral portion of the screw 42, characterized in that the automatic separator characterized in that composed of a power separator 43, 44 having accommodation grooves (43a, 44a) for receiving the driven gear (G1) (G2) And manual pen tilt drive.

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