CN201965381U

CN201965381U - Focus following device used in photographic camera

Info

Publication number: CN201965381U
Application number: CN2011200486806U
Authority: CN
Inventors: 徐红兵; 桑经星; 曾亮平
Original assignee: SHENZHEN MOFUKANG TECHNOLOGY Co Ltd
Current assignee: SHENZHEN MOFUKANG TECHNOLOGY Co Ltd
Priority date: 2011-02-25
Filing date: 2011-02-25
Publication date: 2011-09-07
Anticipated expiration: 2021-02-25

Abstract

The utility model provides a focus following device used in a photographic camera, which comprises a gear box, a hand wheel component capable of setting a rotation stroke and a rotating arm component capable of rotating at any angle, wherein the gear box is connected with the hand wheel component and the rotating arm component respectively. The device can accurately set a focusing range through a rotation stroke setting mechanism which is arranged on the hand wheel component, and the rotating arm and the quick-dismount-type pipe clamp can be conveniently mounted on cameras of different specifications and sizes, so as to meet the needs for different types of lenses. The focus following device used in the photographic camera has a high reliability, can accurately set the focusing range, and is convenient to operate.

Description

A kind of photography and vedio recording use with burnt apparatus

Technical field

The utility model relates to the photography utility appliance, particularly a kind ofly can be conveniently provide manual control with burnt device for the different size video camera.

Background technology

In shooting, photographer can use usually with burnt device and focus, and general do not have the function of focusing Stroke Control, perhaps focus stroke complex structure and complex operation with burnt device; In addition, generally be uncontrollable with the distance of burnt gear and pipe clamp, this has increased when using on the video camera of different size or different size camera lens installs the adjusting difficulty; The pipe clamp that prior art provides is had relatively high expectations to caliber size when installing and using, and installs also inconvenient.

The utility model content

The utility model provide a kind of simple in structure, simple to operate, reliability is high and can convenient set the reference position of focus according to taking needs, the photography and vedio recording that can both install easily and be provided with at the video camera and the camera lens of different size use with burnt apparatus.

To achieve these goals, the utility model provides following technical scheme:

A kind of photography and vedio recording use with burnt apparatus, it comprises gear housing, has the handwheel assembly that can set rotating distance and has the arbitrarily rotating arm component of the anglec of rotation that described gear housing is connected with described rotating arm component with described handwheel assembly respectively.

Preferably, described handwheel assembly comprises: the stroke ring, be arranged on the tight knob of stroke ring lock on the described stroke ring, be used to rotate the handwheel of described stroke ring and be used to be provided with described handwheel the handwheel chassis, be arranged on tag block on the handwheel chassis, be arranged on the setting button that is used for travel settings on the tag block, be arranged on the main shaft on the described handwheel chassis

Preferably, described rotating arm component comprises: pivot arm, be arranged on two turning axles on the described pivot arm, the steel ball, the described taper briquetting that are arranged between described pivot arm inner and described pivot arm and the taper briquetting be provided with knob, one end of two turning axles is separately fixed on gear case and the slide block, and the other end is installed in the circular hole at the two ends of pivot arm

Preferably, described slide block is installed on the fast disassembly type pipe clamp assembly by dovetail groove, and described fast disassembly type pipe clamp assembly comprises pipe clamp, pipe clamp knob and pipe clamp briquetting, and described pipe clamp knob and pipe clamp briquetting are installed on the described pipe clamp.

By implementing above technical scheme, have following technique effect: the utility model provide with burnt device, only need press in use and set button and tighten the tight knob of stroke ring lock and can finish setting, thereby realize accurately setting the function of initial focus with burnt stroke.

Utilize pivot arm, can make things convenient for the position and the height of regulating tooth roller box, increased with the practicality of burnt device to the different size video camera.

The fast disassembly type pipe clamp is realized the purpose of Duct fixing clamp by the mode of locking single tube, and is convenient, reliable.

It is succinct on structure treatment, reliable with burnt apparatus that above-mentioned photography and vedio recording is used, thereby reduced production cost, improved the adaptability of equipment, and simplified operation.

Description of drawings

Fig. 1, Fig. 2 are the synoptic diagram with burnt apparatus that the utility model embodiment provides, and show each composition structure that this follows burnt apparatus;

Fig. 3, Fig. 4 are the pivot arm activity chart with burnt apparatus that the utility model embodiment provides, and what show this whirling arm rig has a very big adjusting activity space on position and height;

Fig. 5 is the synoptic diagram with the handwheel assembly of burnt apparatus that the utility model embodiment provides, and shows the mutual relationship of each part of this handwheel assembly;

Fig. 6 is the external and internal compositions synoptic diagram with the handwheel assembly of burnt apparatus that the utility model embodiment provides, and shows the mutual installation relation of each part;

The two states that Fig. 7 provides for the utility model embodiment with the travel settings button of burnt apparatus;

The rotating arm component structural representation (solid) that Fig. 8 provides for the utility model embodiment with burnt apparatus;

The rotating arm component structural representation (analysing and observe) that Fig. 9 provides for the utility model embodiment with burnt apparatus;

The structural representation that Figure 10 provides for the utility model embodiment with the fast disassembly type pipe clamp of burnt apparatus.

Embodiment

In order better to understand the technical solution of the utility model, describe the embodiment that the utility model provides in detail below in conjunction with accompanying drawing.

The utility model embodiment provide with burnt apparatus, as Fig. 1, Fig. 2, Fig. 5 and shown in Figure 8, this device comprises: (this handwheel assembly comprises a gear housing 1 as shown in Figure 5: stroke ring 2 with the focusing handwheel assembly respectively, be arranged on the tight knob 3 of stroke ring lock on the described stroke ring 2, the handwheel chassis 7 that is used to rotate the handwheel 6 of described stroke ring 2 and is used to be provided with described handwheel 6, be arranged on the tag block 5 on the handwheel chassis 6, be arranged on the setting button 4 that is used for travel settings on the tag block 5, be arranged on main shaft 15 parts such as grade on the described handwheel chassis 7) and rotating arm component (this rotating arm component such as Fig. 8 and shown in Figure 9, comprise: pivot arm 8, be arranged on the turning axle 16 on the described pivot arm 8, be arranged on described the pivot arm 8 inner and steel balls 18 between described pivot arm 8 and taper briquetting 19, described taper briquetting 19 is provided with knob 17) link to each other, a rotating shaft 16 of rotating arm component is fixed on the slide block 11, and slide block 11 is installed on the pipe clamp 9 by dovetail groove 10.

In the foregoing description, described handwheel assembly as shown in Figure 5 and Figure 6, wherein main shaft 15, chassis 7, inner pressure ring 13, stroke ring 2, handwheel 6 are successively with axial installation, tag block 5 is installed on the handwheel chassis 7, set on the button 4 adjustment notch pieces 5, setting button 4 can be up and down on tag block 5, as shown in Figure 7; Spline pin 14 is fixed on the inner pressure ring, and the stroke ring is installed between inner pressure ring and the handwheel, can freely rotate; Stroke ring knob 3 is installed on the stroke ring, and tightening this knob can be fixed on the stroke ring on the handwheel, rotates synchronously with handwheel.

When setting the focusing stroke when needs, can press and set button 4, rotate handwheel 6 and make spline pin 14 be set button 4 to stop, finish the setting of first focus; After finishing the setting of first focus, reverse rotation handwheel 6, when rotating to the focus of required setting, rotational travel ring 2, stroke ring knob 3 and tag block 5 are close to, screw stroke ring knob 3 again, so just finish the setting of second focus, at this moment, will be limited between above-mentioned the first and second two focuses with the focusing range of burnt device.

In the foregoing description, described rotating arm component such as Fig. 8 and shown in Figure 9, assembly are made of pivot arm 8, two turning axles 16, two steel balls 18, taper briquetting 19 and knobs 17.One end of two turning axles is separately fixed on gear case 1 and the slide block 11, the other end is installed in the circular hole at two ends of pivot arm 8, when knob 17 is not tightened, turning axle 16 is freely to rotate, when knob is tightened, knob extruding taper briquetting 19, taper briquetting can make steel ball 18 to pivot arm two ends extruding turning axle 16, thus locking turning axle 16.

In the above-described embodiments, described fast disassembly type pipe clamp assembly such as Figure 10 and shown in Figure 3 are to be made of parts such as pipe clamp 9, pipe clamp knob 20 and pipe clamp briquettings 21, and described pipe clamp knob 20 and pipe clamp briquetting 21 are installed on the described pipe clamp 9.Be by tightening pipe clamp knob 20, hold out against pipe clamp briquetting 21 during use, thereby make pipe clamp 9 locking pipes.

This embodiment provide with burnt device, has the function that accurately to set the focusing stroke, operation easier when having lowered shooting, pivot arm can be fit to the different size video camera better to be used, and the installation of fast disassembly type pipe clamp energy more convenient and quicker follows burnt device on the bracing frame of video camera.

More than to a kind ofly being described in detail with burnt apparatus that the utility model embodiment is provided, for one of ordinary skill in the art, thought according to the utility model embodiment, part in specific embodiments and applications all can change, in sum, this description should not be construed as restriction of the present utility model.

Claims

A photography and vedio recording use with burnt apparatus, it is characterized in that, comprise gear housing, have the handwheel assembly that can set rotating distance and have the arbitrarily rotating arm component of the anglec of rotation, described gear housing is connected with described rotating arm component with described handwheel assembly respectively.
According to claim 1 photography and vedio recording use with burnt apparatus, it is characterized in that described handwheel assembly comprises: the stroke ring, be arranged on the tight knob of stroke ring lock on the described stroke ring, be used to rotate the handwheel of described stroke ring and be used to be provided with described handwheel the handwheel chassis, be arranged on tag block on the handwheel chassis, be arranged on the setting button that is used for travel settings on the tag block, be arranged on the main shaft on the described handwheel chassis.
As photography and vedio recording as described in the claim 2 use with burnt apparatus, it is characterized in that, described rotating arm component comprises: pivot arm, be arranged on two turning axles on the described pivot arm, the steel ball, the described taper briquetting that are arranged between described pivot arm inner and described pivot arm and the taper briquetting be provided with knob, one end of two turning axles is separately fixed on gear case and the slide block, and the other end is installed in the circular hole at the two ends of pivot arm.
As photography and vedio recording as described in the claim 3 use with burnt apparatus, it is characterized in that, described slide block is installed on the fast disassembly type pipe clamp assembly by dovetail groove, and described fast disassembly type pipe clamp assembly comprises pipe clamp pipe clamp knob and pipe clamp briquetting, and described pipe clamp knob and pipe clamp briquetting are installed on the described pipe clamp.