KR101365727B1 - Pan and tilt camera - Google Patents

Abstract

The present invention relates to a pan and tilt camera. The pan and tilt camera can be miniaturized, and the weight can be reduced. The moment of inertia is small as the center of gravity is closed to a rotation axis. Therefore, stability of a sight line on the rotation is excellent, and durability on repetitive rotation is improved.

Description

Pan tilt camera {Pan and tilt camera}

The present invention relates to a pan tilt camera, and more particularly, can be used fixed to a fixed structure or a movable manned or unmanned vehicle, ship, aircraft, etc., and can be miniaturized and improved stability and durability against rotation pan tilt camera It is about.

Rotatable camera systems are used in many applications such as fixed structures, mobile manned or unmanned vehicles, ships and aircraft.

In particular, when there are limitations on the weight and size of the payload to enhance flight characteristics, such as a small unmanned aerial vehicle, the rotatable camera system is small in size, light in weight, and has a center of gravity for each axis of rotation to increase camera eye stabilization control performance. There is a need to have a structure close to the axis of rotation and a small moment of inertia, and also to ensure the durability of the operating part against repeated rotation.

The related art is disclosed in Korean Patent Laid-Open Publication No. 10-2013-0093359 "Unmanned Aerial Camera Pan Tilt Device".

KR 10-2013-0093359 A (2013.08.22.)

The present invention has been made to solve the problems described above, the object of the present invention is to be miniaturized and lightweight, the center of gravity is close to the axis of rotation is small inertia moment is excellent in eye stability for rotation, iterative rotation It is to provide a pan tilt camera with improved durability.

In the pan tilt camera of the present invention for achieving the above object, a fixed shaft 120 is formed on the fixed plate 110, the fixed shaft 120 is inserted into the outer side of the fixed shaft 120 A fixing part 100 to which the first timing pulley 130 is coupled and fixed; A pair of rotation plates 210 are rotatably coupled to the fixed shaft 120 of the fixing part 100 and are spaced apart from the upper and lower sides of the first timing pulley 130 to be coupled to each other. The fan motor 220 fixed to the plate 210, the second timing pulley 230 and the first timing pulley 130 and the second timing pulley 230 which are coupled to the rotating shaft of the fan motor 220 and rotated. Fan rotation unit 200 including a first timing belt 240 for connecting the; And a pair of vertical frames 310 coupled to the rotating plate 210 and formed downward, a camera 320 rotatably coupled to the vertical frame 310, and a third coupled to the camera 320. A timing pulley 330, a tilt motor 340 coupled to and fixed to the vertical frame 310, a fourth timing pulley 350 coupled to and rotated by a rotation shaft of the tilt motor 340, and the third timing pulley. A tilt rotation part 300 including a second timing belt 360 connecting the 330 and the fourth timing pulley 350; And a control unit.

In addition, the fixing shaft 120 of the fixing part 100, the protrusion 121 is formed to protrude to the lower side of the fixing plate 110, the lower side of the protrusion 121 and the first timing pulley 130 A first joint 122 interposed between an upper side, a lower fixing plate 124 provided below the first timing pulley 130, and a lower side and the lower fixing plate 124 of the first timing pulley 130. It includes a second joint 123 is interposed and coupled between the plurality of coupling grooves (h) is formed in the protrusion 121, the first timing pulley 130 and the lower fixing plate 124, A plurality of coupling protrusions p are formed in the first joint 122 and the second joint 123, and the coupling protrusion p is inserted into and coupled to the coupling groove h.

In addition, the tilt rotation part 300 further includes a third joint 370 and a fourth joint 380 rotatably coupled to the vertical frame 310, and the third joint 370 and the fourth joint. The camera 320 is coupled to the joint 380, and the camera 320 and the third joint 370 are engaged with each other by a coupling groove h and a coupling protrusion p, and the camera 320 The fourth joint 380 and the third timing pulley 330 may be coupled to each other by the coupling groove h and the coupling protrusion p.

In addition, the fan motor 220 and the first timing pulley 130 of the fan rotation part 200 are based on the vertical center line of the fixed shaft 120 with the third timing pulley 330 of the tilt rotation part 300. And a fourth timing pulley 350 disposed in a direction opposite to each other, such that a center of gravity of the fan rotating part 200 including the tilt rotating part 300 coincides with a center line of the fixed shaft 120. .

In addition, the adapter 400 is coupled to the rotation shafts of the fan motor 220 and the tilt motor 340, and the second timing pulley 230 and the fourth timing pulley 350 are coupled to and fixed to the adapter 400. The cutting shaft is formed on an outer circumferential surface of the rotation shafts of the motors 220 and 340, and the adapter 400 is formed with an insertion hole 420 into which the rotation shaft is inserted in the center of the body 410, and is connected to the insertion hole 420. Slit 430 is formed so that one side is opened, the adapter 400 is fixed to the rotating shaft by the fastening bolt 440 and the cutting surface fixing bolt 450, a plurality of coupling to the outer peripheral surface of the body 410 outward A protrusion p is formed, and the second timing pulley 230 and the fourth timing pulley 350 are characterized in that a coupling groove h into which the coupling protrusion p is inserted is formed.

In addition, the coupling protrusions p formed on the adapter 400 are spaced apart by 90 degrees in the circumferential direction, and three are formed, and the tightening bolts 440 are disposed at portions where the coupling protrusions p are not formed. It is characterized by.

In addition, an origin check magnet is formed in the fixing part 100, and a sensor capable of detecting a magnet is fixed to the fan rotation part 200, and an origin check magnet is mounted on the camera 320 of the tilt rotation part 300. Is formed and the vertical frame 310 is characterized in that the sensor for detecting the magnet is fixed.

In addition, the rotation stopper 311 is formed in the vertical frame 310, the tilted rotation with the camera 320 or the camera 320 is stepped so that the rotation angle is limited by the rotation stopper 311 It is characterized by being formed.

The pan tilt camera of the present invention can be miniaturized and lightened, so that there is an advantage in that it can be used stably when there is a limitation in size and weight such as a small drone and a robot.

In addition, the gaze stability for rotation is excellent, the center of gravity is close to the axis of rotation, the moment of inertia is small, the gaze stability of the camera for rotation is improved, and the durability against repeated rotation is improved.

1 is a perspective view showing the overall appearance of the pan tilt camera according to the present invention.
Figure 2 is an exploded perspective view exploded the outer cover of the pan tilt camera according to the present invention.
3 and 4 are perspective views showing the inside of the pan tilt camera according to the present invention.
5 to 7 is a front view, a front sectional view and a side view of the pan tilt camera according to the present invention.
8 and 9 are exploded perspective and assembly cross-sectional view showing a fixing part and a pan rotating part of the pan tilt camera according to the present invention.
10 is an exploded perspective view showing a coupling structure of the fixed shaft and the first timing pulley of the pan tilt camera fixing unit according to the present invention.
11 is a top plan view of the pan tilt camera according to the present invention;
12 is an exploded perspective view showing a tilt rotation part of the pan tilt camera according to the present invention.
Figure 13 is an exploded perspective view showing a coupling structure of the camera portion of the pan tilt camera according to the present invention.
14 and 15 are an exploded perspective view and an assembled perspective view showing a coupling structure of a pan motor (or tilt motor), a timing pulley and an adapter of a pan tilt camera according to the present invention.

Hereinafter, the pan tilt camera of the present invention as described above will be described in detail with reference to the accompanying drawings.

1 to 7 are a perspective view, a cross-sectional view and a front view showing a pan tilt camera according to the present invention.

As shown in the pan tilt camera 1000 of the present invention, the fixed shaft 120 is formed on the fixed plate 110, the fixed shaft 120 is inserted into the first timing on the outside of the fixed shaft 120 A fixing part 100 to which the pulley 130 is coupled and fixed; A pair of rotation plates 210 are rotatably coupled to the fixed shaft 120 of the fixing part 100 and are spaced apart from the upper and lower sides of the first timing pulley 130 to be coupled to each other. The fan motor 220 fixed to the plate 210, the second timing pulley 230 and the first timing pulley 130 and the second timing pulley 230 which are coupled to the rotating shaft of the fan motor 220 and rotated. Fan rotation unit 200 including a first timing belt 240 for connecting the; And a pair of vertical frames 310 coupled to the rotating plate 210 and formed downward, a camera 320 rotatably coupled to the vertical frame 310, and a third coupled to the camera 320. A timing pulley 330, a tilt motor 340 coupled to and fixed to the vertical frame 310, a fourth timing pulley 350 coupled to and rotated by a rotation shaft of the tilt motor 340, and the third timing pulley. A tilt rotation part 300 including a second timing belt 360 connecting the 330 and the fourth timing pulley 350; .

First, the pan tilt camera 1000 of the present invention is largely composed of a fixing part 100, a pan rotating part 200, and a tilt rotating part 300. At this time, the fixing part 100 is a part fixed to an external structure or a wall, etc., and the fan rotating part 200 is rotatably coupled to the fixing part 100 so as to rotate left and right about the Z-axis direction, and the fan rotating part. Tilt rotation unit 300 is rotatably coupled to the 200 is rotated up and down about the X-axis direction.

More specifically, the fixing part 100 has a fixing plate 110 is formed to be fixed to the external structure or wall, the fixed shaft 120 is formed in the center of the fixing plate 110, the fixed shaft The first timing pulley 130 is coupled to and fixed to the outside of the 120. At this time, the fixed shaft 120 has a hollow in the center portion is coupled to the interface connector 160 on the upper side of the hollow so that the power and signal lines can be connected, it is connected to the interface connector 160 to transmit power and signal to the lower side when rotating. Slip ring can be coupled to the hollow portion to enable.

The fan rotating unit 200 is coupled to the fixed shaft 120 of the fixing unit 100 by a bearing or the like such that the pair of rotating plates 210 are rotatable, and the pair of rotating plates 210 has a first timing. One on the upper side and one on the lower side of the pulley 130 are formed to be spaced apart from each other, a pair of rotating plate 210 is coupled to each other. In this case, the pair of rotating plates 210 may be coupled to each other by interposing a fixing block between the pair of rotating plates 210 and fastening the upper and lower portions by a fastening means. And the fan motor 220 is coupled and fixed to the lower rotating plate 210, the fan motor 220 is disposed in the lower direction of the lower rotating plate 210 so that the rotating shaft of the fan motor 220 is a pair of rotating plate It is formed to be located between the 210. In addition, the second timing pulley 230 may be coupled to the rotation shaft of the fan motor 220 to rotate together with the rotation shaft, and the first timing belt to connect the first timing pulley 130 and the second timing pulley 230. 240 is connected.

Thus, the second timing pulley 230 is rotated by the operation of the fan motor 220, and thus the rotational force is transmitted to the first timing pulley 130 connected to the first timing belt 240, wherein the first timing pulley ( Since the 130 is fixed, the fan rotation part 200 may be rotated to the left and right about the center of the Z-axis direction of the fixed shaft 120.

Here, the PCB substrate 250 may be coupled to the lower side of the lower rotating plate 210, and the PCB substrate 250 may be connected to the slip ring 150 to be connected to a power source and a signal line.

The tilt rotation part 300 is formed below the fan rotation part 200, and a pair of vertical frames 310 are formed to be spaced apart from each other vertically to the lower side of the rotation plate 210, and a pair of vertical frames 310. The camera 320 is coupled so as to be rotatable up and down. At this time, the third timing pulley 330 is coupled to one side of the camera 320, the tilt motor 340 is disposed in the horizontal direction on the upper side of the camera 320 is fixed to the vertical frame 310, the tilt motor ( A fourth timing pulley 350 is coupled to the rotation shaft of the head 340 to be rotated, and the third timing pulley 330 and the fourth timing pulley 350 are connected to the second timing belt 360.

Thus, when the fourth timing pulley 350 is rotated by the operation of the tilt motor 340, the camera 320 coupled to the third timing pulley 330 may be rotated up and down based on the center of the X-axis direction.

Here, one rotation plate 210 of the fan rotating unit 200 is disposed on the upper side and one lower side of the first timing pulley 130 as described above to be spaced apart from each other a pair of rotation plate 210 Are coupled to each other, and the rotating plate 210 is supported by the center of the rotating shaft, such as a bearing, so that the second timing pulley 230 coupled to the fan motor 220 rotates between the pair of rotating plates 210. Thus, when the rotational force is transmitted to the first timing pulley 130, the rotational force may be stably supported by the pair of rotation plates 210 to be rotated about the Z-axis direction without shaking.

As described above, the pan tilt camera of the present invention has an advantage in that gaze stability against rotation is improved and durability can be improved even with repeated rotation.

8 to 10, the fixing shaft 120 of the fixing part 100 includes a protrusion 121 protruding downward from the fixing plate 110, and a lower side of the protrusion 121 and the first portion. A first joint 122 interposed between an upper side of the timing pulley 130, a lower fixing plate 124 provided below the first timing pulley 130, and a lower side of the first timing pulley 130; It includes a second joint 123 is interposed between the lower fixing plate 124, the plurality of coupling grooves (h) in the protrusion 121, the first timing pulley 130 and the lower fixing plate 124 ) Is formed, and a plurality of coupling protrusions p are formed in the first joint 122 and the second joint 123, and the coupling protrusion p may be inserted into the coupling groove h to be coupled thereto. .

This is because the fixed shaft 120 formed on the fixing part 100 is not formed as one axis, but is formed in a structure in which the intaglio and the embossment are engaged with each other through the first joint 122 and the second joint 123. .

More specifically, the fixing plate 110, the protrusion 121, the first joint 122, the first timing pulley 130, the second joint 123, and the lower fixing plate 124 are sequentially disposed from the upper side to the lower side. After being placed in close contact with each other, the lower fixing plate 124 is fastened by a fastening means or the like to be coupled, and a protrusion 121 is formed to protrude to the lower side of the fixing plate 110, and a concave coupling groove concave to the bottom surface of the protrusion 121 ( h) is formed, concave coupling grooves h are formed on the upper and lower surfaces of the first timing pulley 130, and concave coupling grooves h are also formed on the upper surface of the lower fixing plate 124. At this time, the upper and lower surfaces of the first joint 122 and the second joint 123 are convexly formed with a coupling protrusion p. Thus, the coupling protrusion p is inserted into and coupled to the coupling groove h.

As such, the fixed shaft 120 is formed in a structure in which the intaglio and the embossed are coupled to each other so that the first timing pulley 130 is coupled and fixed, so that the first timing pulley 130 is coupled to the fixed shaft 120 to be fixed. In order to protrude upward or downward on the first timing pulley 130, the boss may not be formed, thereby reducing the length of the fixed shaft 120, and thus reducing the Z-axis length of the fan rotating part 200. have. In addition, when the first timing pulley is fixed to the fixed shaft, grooves and keys are formed and the bolting force is improved, durability for repeated rotation is improved, and shaking is reduced, thereby improving the gaze stability of the camera. You can. In addition, since the fixed shaft 120 and the first timing pulley 130 are configured to be coupled by the first joint 122 and the second joint 123, the assembly and disassembly are easy, and the rotating plate 210 is fixed to the shaft ( Disassembly and assembly of the bearing rotatably coupled to 120 also has the advantage of easy.

In other words, the pan tilt camera of the present invention can be miniaturized and lightweight, and can be used stably when there is a size and weight limitation such as a small drone and a robot, and the gaze stability of the camera with respect to rotation is improved, and iterative rotation There is an advantage that the durability against.

12 and 13, the tilt rotation part 300 further includes a third joint 370 and a fourth joint 380 rotatably coupled to the vertical frame 310. The camera 320 is coupled to the joint 370 and the fourth joint 380, and the camera 320 and the third joint 370 are engaged with each other by a coupling groove h and a coupling protrusion p. The camera 320, the fourth joint 380, and the third timing pulley 330 may be engaged with each other by a coupling groove h and a coupling protrusion p.

This is also formed as a structure in which the intaglio and embossed to be coupled to each other, both sides of the camera 320 is not directly rotatable to the vertical frame 310, the coupling projection (p) on both sides of the camera 320 The camera 320 is coupled to the vertical frame 310 by using the third joint 370 and the fourth joint 380 having the coupling groove h formed therein.

That is, the third joint 370 and the fourth joint 380 are rotatably coupled to a hole formed in the vertical frame 310 by a bearing or the like, and the camera (3) is attached to the third joint 370 and the fourth joint 380. Both sides of the coupling 320 is coupled to the coupling protrusion (p) and the coupling groove (h).

Accordingly, the camera 320 is inserted between the pair of vertical frames 310 in a state in which the vertical frame 310 is coupled to the rotation plate 210 of the fan rotation part 200 and fixedly spaced apart in the X-axis direction. After the combination, the third joint 370 and the fourth joint 380 may be coupled to each other so that the camera 320 may be rotatable to the vertical frame 310. In this case, the third joint 370 and the fourth joint 380 may be firmly fixed using the fastening means after being coupled to the camera 320 by the coupling protrusion p and the coupling groove h.

This facilitates the disassembly and assembly of the camera 310, coupled with the structure of the intaglio and embossed, thereby improving the bonding force, there is an advantage that the durability for repetitive rotation is improved.

In addition, the fan motor 220 and the first timing pulley 130 of the fan rotation part 200 are based on the vertical center line of the fixed shaft 120 with the third timing pulley 330 of the tilt rotation part 300. And disposed in the opposite direction to the fourth timing pulley 350, the center of gravity of the fan rotating part 200 including the tilt rotating part 300 may be formed to match the center line of the fixed shaft (120).

It is formed so that the center of gravity of the pan rotating part 200 including the tilt rotating part 300 coincides with the Z-axis center line of the fixed shaft 120, thereby reducing the moment of inertia for the left and right rotation to improve the stability and durability for rotation. It was made to be possible. That is, as shown in FIG. 5, the fan motor 220 and the second timing pulley 230 are disposed on the left side of the Z-axis center line of the fixed shaft 120, and the third timing pulley 330 and the right side of the fixed shaft 120 are disposed on the opposite side. The fourth timing pulley 350 is disposed to reduce the moment of inertia for rotation by balancing the left and right weights. At this time, when viewed from the upper side as shown in Figure 11, the center of gravity is formed on the XY plane to match the center of the fixed shaft 120, the tilt motor 340 for rotating the camera 320 is formed in the X-axis direction The center of the tilt motor 340 is preferably formed to be on the center line in the Z-axis direction of the fixed shaft 120. Similarly, the tilt rotation unit 300 is also preferably formed to coincide with the center of gravity of the X-axis direction centerline as the center of rotation and the camera 320. In addition, the frame and cover coupled to the outside of the camera 320 should also be formed in consideration of the center of gravity, the vertical frame 310 coupled to the fan rotating part 200, the PCB substrate 390 coupled to the vertical frame 310 ) And the cover coupled to the outside of the fan rotating part 200 is also preferably formed in consideration of the center of gravity.

In addition, as shown in FIGS. 14 and 15, the adapter 400 is coupled to the rotating shafts of the fan motor 220 and the tilt motor 340, and the second timing pulley 230 and the fourth timing pulley ( 350 is coupled and fixed, the cutting shaft is formed on the outer circumferential surface of the rotation shaft of the motors 220 and 340, the adapter 400 is formed with an insertion hole 420 is inserted into the rotation shaft in the center of the body 410 and the insertion The slit 430 is formed to be connected to the hole 420 so that one side is opened, and the adapter 400 is fixed to the rotating shaft by the fastening bolt 440 and the cutting surface fixing bolt 450, and the body 410 of the A plurality of coupling protrusions p are formed on an outer circumference thereof, and the second timing pulley 230 and the fourth timing pulley 350 may have a coupling groove h into which the coupling protrusion p is inserted. have.

This is to be coupled using the adapter 400 when fixing the second timing pulley 230 to the fan motor 220, the same also when coupling the fourth timing pulley 350 to the tilt motor 340. to be. Hereinafter, only the structure and coupling relationship of the fan motor 220, the second timing pulley 230, and the adapter 400 will be described.

The adapter 400 is coupled to and fixed to the rotation shaft of the fan motor 220, and the second timing pulley 230 is coupled to and fixed to the adapter 400. At this time, a cutting surface is formed on the outer circumferential surface of the rotation shaft of the fan motor 220, the adapter 400 is formed with an insertion hole 420 to be inserted into the rotation shaft in the center of the body 410 and is connected to the insertion hole 420 one side The slit 430 is formed to open. Thus, the rotating shaft of the fan motor 220 is configured to be easily inserted into the insertion hole 420 of the adapter 400. In addition, the rotation shaft of the fan motor 220 may be firmly fixed by tightening the insertion hole 420 by using the fastening bolt 440 through the slot 430 of the adapter 400, and of the fan motor 220. The rotating shaft may be fixed by the bolt for fixing the cutting surface 450 so as not to run off. In addition, the adapter 400 has a plurality of coupling protrusions (p) formed on the outer circumferential surface of the body 410 to the outside, the second timing pulley 230 is formed in the concave coupling groove (h) concave and intaglio and embossed structure as well It may be coupled to, the adapter 400 and the second timing pulley 230 may be firmly coupled to the fastening means after coupling.

At this time, the coupling protrusion (p) formed in the adapter 400 is spaced apart by 90 degrees in the circumferential direction is formed three, and the tightening bolt 440 is disposed in the portion where the coupling protrusion (p) is not formed. Can be.

That is, as shown, three engaging projections p are disposed at an interval of 90 degrees on the outer circumferential surface of the body 410 so that one place is not formed, and one bolt where the engaging protrusions p are not formed is tightened with bolts ( 440 may be disposed to allow the center of gravity of the adapter 400 to coincide with the center of the rotation axis of the fan motor 220.

Thus, when the second timing pulley 230 including the adapter 400 is rotated according to the operation of the fan motor 220, it can be stably rotated and vibrations of the rotation can be reduced.

In addition, an origin check magnet is formed in the fixing part 100, and a sensor capable of detecting a magnet is fixed to the fan rotation part 200, and an origin check magnet is mounted on the camera 320 of the tilt rotation part 300. Is formed and a sensor that can detect a magnet may be fixed to the vertical frame (310).

That is, a magnet may be formed in the fixing unit 100 so as to check an origin for the left and right rotation of the fan rotating unit 200, and a sensor may be installed in the fan rotating unit 200 to detect the magnet. At this time, the magnet 140 may be formed on the lower surface of the fixed shaft 120 and the sensor 251 may be installed and fixed to the PC substrate 250 fixed to the lower surface of the lower rotating plate 210. Similarly, a magnet 371 is formed on the third joint 370 coupled to the camera 320 and rotated together to check the origin of the vertical rotation of the tilt rotation part 300, and is parallel to the vertical frame 310. The sensor 391 may be installed on the PCB substrate 390 spaced apart from each other.

In addition, the rotation stopper 311 is formed in the vertical frame 310, the tilted rotation with the camera 320 or the camera 320 is stepped so that the rotation angle is limited by the rotation stopper 311 It is characterized by being formed.

This is a configuration to limit the angle range in which the camera 320 of the tilt rotation unit 300 is rotated up and down, fixed by coupling the rotary stopper 311 to the vertical frame 310 and coupled to the camera 320 By forming the step 372 in the joint 370, the step 372 may be caught by the rotation stopper 311 to limit the rotation angle.

In addition, the third joint 370 may have a through hole formed at the center thereof so that the wire connected to the camera 320 may be drawn out through the through hole, and the camera 320 is fixed by fixing the camera lens to the fixing frame. It can be formed by coupling the cover to the outside of the frame. In addition, coupling protrusions p and coupling grooves h may be formed on both sides of the fixing frame to be engaged with the third joint 370 and the fourth joint 380 in an intaglio and an embossed manner.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. It goes without saying that various modifications can be made.

1000: Pan Tilt Camera
100:
110: fixed plate 120: fixed shaft
121: protrusion 122: first joint
123: second joint 124: lower fixing plate
130: first timing pulley 140: magnet
150: slip ring 160: interface connector
200: fan rotation part
210: rotating plate 220: fan motor
230: second timing pulley 240: first timing belt
250: PCB substrate 251: sensor
300: tilt rotation part
310: vertical frame 311: rotating stopper
320: camera 330: third timing pulley
340: tilt motor 350: fourth timing pulley
360: 2nd timing belt 370: 3rd joint
371: magnet 372: step
380: Joint 4 390: PCB substrate
391: sensor
400: Adapter
410: body 420: insertion hole
430: slit 440: tightening bolt
450: bolt for fixing the cutting surface 460: coupling hole
h: coupling groove p: coupling protrusion

Claims (8)

A fixed part (120) formed on the fixed plate (110), and the fixed shaft (120) inserted therein to fix the first timing pulley (130) coupled to the outside of the fixed shaft (120);
A pair of rotation plates 210 are rotatably coupled to the fixed shaft 120 of the fixing part 100 and are spaced apart from the upper and lower sides of the first timing pulley 130 to be coupled to each other. The fan motor 220 fixed to the plate 210, the second timing pulley 230 and the first timing pulley 130 and the second timing pulley 230 which are coupled to the rotating shaft of the fan motor 220 and rotated. Fan rotation unit 200 including a first timing belt 240 for connecting the; And
A pair of vertical frames 310 coupled to the rotating plate 210 to be formed downward, a camera 320 coupled to the vertical frame 310 so as to be rotatable, and a third timing coupled to the camera 320. Pulley 330, the tilt motor 340 is coupled to the vertical frame 310 is fixed, the fourth timing pulley 350 is coupled to the rotary shaft of the tilt motor 340 is rotated, and the third timing pulley ( A tilt rotation unit 300 including a second timing belt 360 connecting the 330 and the fourth timing pulley 350 to each other; Pan tilt camera, characterized in that comprises a.
The method of claim 1,
The fixed shaft 120 of the fixing part 100,
The first joint 122 interposed between the protrusion 121 protruding downward from the fixing plate 110, the lower side of the protrusion 121 and the upper side of the first timing pulley 130, and the first joint 122. It comprises a lower joint plate 124 provided on the lower side of the first timing pulley 130 and a second joint 123 interposed between the lower side and the lower fixing plate 124 of the first timing pulley 130 But
A plurality of coupling grooves h are formed in the protrusion 121, the first timing pulley 130, and the lower fixing plate 124, and a plurality of coupling protrusions are formed in the first joint 122 and the second joint 123. (P) is formed, the pan tilt camera, characterized in that the coupling protrusion (p) is inserted into the coupling groove (h).
The method of claim 1,
The tilt rotation part 300 further includes a third joint 370 and a fourth joint 380 rotatably coupled to the vertical frame 310.
The camera 320 is coupled to the third joint 370 and the fourth joint 380,
The camera 320 and the third joint 370 are engaged with each other by the coupling groove h and the coupling protrusion p, and the camera 320, the fourth joint 380, and the third timing pulley 330 are engaged with each other. ) Is a pan tilt camera, characterized in that coupled to each other by a coupling groove (h) and the engaging projection (p).
The method of claim 1,
The fan motor 220 and the first timing pulley 130 of the fan rotating part 200 may include the third timing pulley 330 and the third timing pulley 330 of the tilt rotating part 300 based on the vertical center line of the fixed shaft 120. 4 timing pulleys 350 are disposed opposite to each other,
Pan tilt camera, characterized in that the center of gravity of the pan rotation unit 200 including the tilt rotation unit 300 is formed to match the center line of the fixed shaft (120).
The method of claim 1,
An adapter 400 is coupled to the rotation shafts of the fan motor 220 and the tilt motor 340, and the second timing pulley 230 and the fourth timing pulley 350 are coupled to and fixed to the adapter 400.
Cutting surfaces are formed on the outer circumferential surface of the rotating shafts of the motors 220 and 340,
The adapter 400 has an insertion hole 420 is formed in the center of the body 410 is inserted into the rotation shaft, and the slit 430 is formed to be connected to the insertion hole 420 to open one side tightening bolt 440 Adapter 400 is fixed to the rotating shaft by the cutting surface fixing bolt 450, a plurality of engaging projection (p) is formed on the outer peripheral surface of the body 410 to the outside,
The second timing pulley (230) and the fourth timing pulley (350) is a pan tilt camera, characterized in that the coupling groove (h) is inserted into which the coupling projection (p) is formed.
The method of claim 5,
The coupling protrusions p formed on the adapter 400 are spaced apart by 90 degrees in the circumferential direction, and three are formed, and the tightening bolt 440 is disposed at a portion where the coupling protrusions p are not formed. Tilt Camera.
The method of claim 1,
A magnet for detecting an origin is formed in the fixing part 100, and a sensor capable of detecting a magnet is fixed to the fan rotating part 200, and an magnet for checking the origin is formed in the camera 320 of the tilt rotation part 300. And a sensor capable of detecting a magnet on the vertical frame 310.
The method of claim 1,
A rotating stopper 311 is formed on the vertical frame 310, and a stepped portion is formed so that the rotation angle is restricted by the rotating stopper 311 at a part of the camera 320 or the tilted rotation with the camera 320. Pan tilt camera, characterized in that.

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