Automatic shooting rail car

Abstract

The utility model discloses an automatic shooting rail car, which belongs to the technical field of shooting carriers and comprises a car body, a power pack and a stabilizing device, a carrier is arranged in the middle of the car body, a control interface is arranged at the end of the car body, and the control interface is connected with an upper computer to adjust the car body. A power pack is arranged in the vehicle body and comprises a servo motor, a speed reducer and a lower computer, the lower computer is a programmable logic controller or a single chip microcomputer, the tail of the servo motor is electrically connected with a driver, the lower computer is in signal connection with the driver and drives the servo motor to operate through the driver, and the lower computer can be connected into an upper computer through a control interface. A stabilizing device is further arranged at the bottom of the vehicle body and can abut against the inner side of the rail in the horizontal direction. Therefore, the stabilizing device and the wheel set can abut against the track in the right-angle direction, the vehicle body is prevented from derailing, and the moving stability of the vehicle body is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shooting vehicles, in particular to an automatic shooting rail vehicle. Background Art

[0002] The shooting track car is a kind of shooting equipment often used in film and television and video shooting. It installs the camera on the car body and then uses the car body casters to roll steadily on two tracks, so that the camera lens and picture supported by the car can remain stable.

[0003] Currently, film and television dolly cars on the market generally require two people to operate, one photographer shoots on the dolly and the other staff member pushes the dolly from the back. But in fact, when the staff member pushes the dolly, it not only takes up manpower, but also because the speed is difficult to control, it is often impossible to fully obtain the picture that meets the photographer's requirements. Especially for stage variety shows, literary performances, sports competitions, film and television shooting, news live broadcasts and other complex and changeable occasions, because the scene is relatively noisy, it will further affect the performance of the photographer and staff. Utility Model Content

[0004] To this end, the utility model provides an automatic filming rail vehicle, which solves the problem in the prior art that the quality of personnel filming is reduced due to the complex environment of the filming site by automatically controlling the vehicle body.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The utility model discloses an automatic shooting track vehicle, which is installed on a planned track and moves along the track, and comprises:

[0007] The vehicle body has a carrier in the middle and a control interface at the end;

[0008] A power pack is arranged in the vehicle body and is connected to the control interface signal, and the power pack drives the wheel group to roll on the top of the track in the vertical direction;

[0009] The stabilizing device is arranged at the bottom of the vehicle body and abuts against the inner side of the rail in the horizontal direction.

[0010] Furthermore, the power pack includes:

[0011] The tail of the servo motor is electrically connected to the driver, and the driver is signal-connected to the lower computer;

[0012] The reducer has an input end drivingly connected to the main shaft of the servo motor, and an output end drivingly connected to the driving shaft, and a wheel set is respectively arranged at both ends of the driving shaft.

[0013] Furthermore, the wheel set comprises:

[0014] A driving wheel, coaxially arranged at the end of the driving shaft;

[0015] Auxiliary wheels are arranged on the vehicle body and are rolled on the track together with the driving wheels;

[0016] The belt transmission device comprises two synchronous belt wheels and a synchronous belt. The two synchronous belt wheels are connected through synchronous belt transmission, and the two synchronous belt wheels are respectively connected to the driving wheel and the auxiliary wheel through coaxial transmission.

[0017] Furthermore, the stabilizing device comprises:

[0018] A frame, the top of which is arranged at the bottom of the vehicle body, and a pair of elastic casters are arranged at both ends of the frame;

[0019] The elastic caster comprises:

[0020] A wheel frame, in which a wheel body is rotatably arranged, and the outer side of the wheel frame is fixed on a slider;

[0021] A fixed block, with a guide rail arranged in the middle, the guide rail is parallel to the frame, and a slider is slidably arranged on the guide rail;

[0022] A spring rod has one end connected to the fixing block and the other end connected to the wheel frame.

[0023] Furthermore, the reducer comprises:

[0024] A bearing seat, with a transmission shaft rotatably arranged inside;

[0025] The output end of the primary reduction mechanism is connected to the input end of the secondary reduction mechanism through a transmission shaft;

[0026] The primary reduction mechanism and the secondary reduction mechanism are gear transmission mechanisms or belt transmission mechanisms.

[0027] Furthermore, LDS laser radars are provided at the front and rear ends of the vehicle body.

[0028] Furthermore, a handle is provided on the upper end of the vehicle body.

[0029] The utility model has the following advantages:

[0030] The utility model discloses an automatic shooting rail vehicle, which drives a wheel group to rotate through a power pack, and controls the power pack by connecting an external host computer through a control interface, thereby enabling a vehicle body to move on a track. On this basis, the vehicle body is simultaneously offset against the track in a right-angle direction through the wheel group and a stabilizing device, and on the basis of ensuring the smooth movement of the vehicle body, the derailment of the vehicle body is avoided, thereby ensuring the safety of the shooting process, and solving the problem in the prior art that the quality of personnel shooting is reduced due to the complex shooting scene environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0032] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0033] Figure 1 The utility model provides an automatic stereoscopic image of a rail vehicle;

[0034] Figure 2 A three-dimensional diagram of the vehicle body provided by the utility model;

[0035] Figure 3 A top view of the power pack provided by the utility model;

[0036] Figure 4 A three-dimensional diagram of the reducer provided by the utility model;

[0037] Figure 5 A three-dimensional diagram of the stabilizing device provided by the utility model;

[0038] In the figure: 1 vehicle body; 2 vehicle; 3 power pack; 31 servo motor; 32 drive shaft; 34 driver; 35 lower machine; 33 reducer; 331 bearing seat; 332 transmission shaft; 333 secondary reduction mechanism; 334 primary reduction mechanism; 4 control interface; 5 stabilizer; 51 frame; 52 fixing block; 53 spring rod; 54 guide rail; 55 wheel frame; 56 wheel body; 57 slider; 6 wheel set; 61 driving wheel; 62 auxiliary wheel; 63 belt transmission device; 7 handle; 8 LDS laser radar. DETAILED DESCRIPTION

[0039] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0040] Please refer to Figure 1-Figure 5 The utility model discloses an automatic shooting track vehicle, which is installed on a planned track and moves along the track, and is used for changing the camera position to shoot on-site. The technical solution will be described in the following in the form of a specific embodiment.

[0041] In a specific embodiment disclosed in the utility model, the main structure of the automatic shooting rail vehicle includes a body 1, a power pack 3 and a stabilizing device 5, wherein a carrier 2 is provided in the middle of the body 1, and the carrier 2 can carry a pan head or a tripod for installing shooting equipment. A control interface 4 is provided at the end of the body 1, and the control interface 4 can be connected to the upper computer signal by wireless or wired means, so as to control and adjust the speed and position of the body 1.

[0042] In this embodiment, a power pack 3 is provided in the vehicle body 1, which serves as a power device for driving the vehicle body to move, and can drive the wheel set 6 to roll on the top of the track in the vertical direction. At the same time, the power pack 3 is connected to the control interface 4 by signal, and can be connected to the host computer through the control interface 4. A stabilizing device 5 is also provided at the bottom of the vehicle body 1, and the stabilizing device 5 can abut against the inner side of the track in the horizontal direction. Thus, the stabilizing device 5 can abut against the track at right angles with the wheel set 6, thereby preventing the vehicle body 1 from derailing and effectively improving the stability of the movement of the vehicle body 1.

[0043] In this embodiment, if Figure 2 A handle is provided at the upper end of the vehicle body 1 so as to lift the rail vehicle and place it on the track. At the same time, an LDS laser radar is provided at the head and tail ends of the vehicle body 1 to detect whether there are obstacles on the track. Once a foreign object is detected on the track, the power pack will stop running.

[0044] In a specific embodiment disclosed in the present utility model, Figure 3The power pack 3 includes a servo motor 31, a reducer 33 and a lower computer 35, wherein the lower computer 35 is a programmable logic controller or a single-chip microcomputer. The tail of the servo motor 31 is electrically connected to the driver 34. The lower computer 35 is connected to the driver 34 by signal and controls the speed and number of revolutions of the servo motor 31 through the driver 34, thereby adjusting the position of the vehicle body 1 on the track.

[0045] In this embodiment, the main shaft of the servo motor 31 is connected to the input end of the reducer 33, and the power output end of the reducer 33 is connected to the drive shaft 32. A wheel set 6 is provided at each end of the drive shaft 32. Therefore, the servo motor 31 can increase the output power through the reducer 33 to improve the carrying capacity.

[0046] Specifically, Figure 4 The reducer 33 includes a bearing seat 331, a primary reduction mechanism 334 and a secondary reduction mechanism 333. The primary reduction mechanism 334 and the secondary reduction mechanism 333 are gear transmission mechanisms or belt transmission mechanisms for increasing the output torque. At the same time, a bearing seat 331 is arranged in the vehicle body 1. A transmission shaft 332 is arranged for rotation inside the bearing seat 331. The output end of the primary reduction mechanism 334 is connected to the input end of the secondary reduction mechanism 333 through the transmission shaft 332, thereby achieving the effect of increasing the power output power.

[0047] In some embodiments, Figure 3 The wheel set includes a driving wheel 61 and an auxiliary wheel 62, wherein the driving wheel 61 is coaxially arranged at the end of the driving shaft 32, and the auxiliary wheel 62 is arranged on the vehicle body 1 and is rolled on the track together with the driving wheel 61. The driving wheel 61 and the auxiliary wheel 62 have the same size. On the other hand, a belt transmission device 63 is also installed on the vehicle body 1, wherein the belt transmission device 63 includes two synchronous pulleys and a synchronous belt, the two synchronous pulleys are connected by synchronous belt transmission, and the two synchronous pulleys are coaxially connected with the driving wheel 61 and the auxiliary wheel 62, respectively, so that the driving wheel 61 and the auxiliary wheel 62 can move synchronously, thereby ensuring the smooth movement of the vehicle body.

[0048] In a specific embodiment disclosed in the present utility model, Figure 5 The stabilizing device 5 includes a frame 51 and elastic casters, wherein the top of the frame 51 is arranged at the bottom of the vehicle body 1, and a pair of elastic casters are arranged at both ends of the frame 51, and the elastic casters are mainly against the inner side of the track.

[0049] Specifically, the elastic caster includes a fixed block 52, a spring rod 53 and a wheel frame 55. A wheel body 56 is rotatably arranged inside the wheel frame 55. Meanwhile, the outer side of the wheel frame 55 is fixed on a slider 57. The slider 57 slides on a guide rail 54 parallel to the frame 51. The guide rail 54 is arranged in the middle of the fixed block 52. The fixed block 52 is connected to one end of the spring rod 53. The other end of the spring rod 53 is connected to the wheel frame 55. When the vehicle body 1 is at the turning point of the track, the elastic force of the spring rod 53 will make the wheel body 56 always abut against the inner side of the track, thereby preventing the vehicle body from shaking left and right.

[0050] Although the utility model has been described in detail above with general descriptions and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements can be made to the utility model. Therefore, these modifications or improvements made without departing from the spirit of the utility model are within the scope of protection claimed by the utility model.

Claims

1. An automatic photography track vehicle, installed on a planned track and moving along the track, characterized in that: include: A vehicle body (1) is provided with a carrier (2) in the middle and a control interface (4) at the end; A power pack (3) is arranged in the vehicle body (1) and is connected to the control interface (4) by signal, and the power pack (3) drives the wheel set (6) to roll on the top of the track in a vertical direction; A stabilizing device (5) is arranged at the bottom of the vehicle body (1) and abuts against the inner side of the rail in the horizontal direction.

2. The automatic photography rail vehicle according to claim 1, characterized in that: The power pack (3) comprises: A servo motor (31), the tail of which is electrically connected to a driver (34), and the driver (34) is signal-connected to a lower computer (35); The reducer (33) has an input end drivingly connected to the main shaft of the servo motor (31), and an output end drivingly connected to the drive shaft (32), wherein a wheel set (6) is respectively provided at both ends of the drive shaft (32).

3. The automatic photography rail vehicle according to claim 2, characterized in that: The wheel set (6) comprises: A driving wheel (61) is coaxially arranged at the end of the driving shaft (32); An auxiliary wheel (62) is arranged on the vehicle body (1) and is arranged to roll on the track together with the driving wheel (61); The belt transmission device (63) comprises two synchronous belt wheels and a synchronous belt. The two synchronous belt wheels are connected by synchronous belt transmission, and the two synchronous belt wheels are respectively connected by coaxial transmission with the driving wheel (61) and the auxiliary wheel (62).

4. The automatic photography rail vehicle according to claim 2, characterized in that: The stabilizing device (5) comprises: A frame (51) with a top arranged at the bottom of the vehicle body (1), and a pair of elastic casters are arranged at both ends of the frame (51); The elastic caster comprises: A wheel frame (55) having a wheel body (56) rotatably arranged therein, and the outer side of the wheel frame (55) is fixed on a slide block (57); A fixed block (52) is provided with a guide rail (54) in the middle, the guide rail (54) is parallel to the frame (51), and a slider (57) is slidably provided on the guide rail (54); The spring rod (53) has one end connected to the fixing block (52) and the other end connected to the wheel frame (55).

5. The automatic photography rail vehicle according to claim 2, characterized in that: The reducer (33) comprises: A bearing seat (331) having a transmission shaft (332) rotatably disposed therein; A primary reduction mechanism (334), the output end of which is connected to the input end of the secondary reduction mechanism (333) via a transmission shaft (332); The primary reduction mechanism (334) and the secondary reduction mechanism (333) are gear transmission mechanisms or belt transmission mechanisms.

6. The automatic photography rail vehicle according to claim 1, characterized in that: The front and rear ends of the vehicle body (1) are provided with LDS laser radars (8).

7. The automatic photography rail vehicle according to claim 1, characterized in that: A handle (7) is provided at the upper end of the vehicle body (1).

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