CN202870452U - Sprocket driving type telescopic shooting rocker arm - Google Patents
Sprocket driving type telescopic shooting rocker arm Download PDFInfo
- Publication number
- CN202870452U CN202870452U CN201220598595.1U CN201220598595U CN202870452U CN 202870452 U CN202870452 U CN 202870452U CN 201220598595 U CN201220598595 U CN 201220598595U CN 202870452 U CN202870452 U CN 202870452U
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- China
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- support arm
- sprocket
- chain
- arm
- drive
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- Expired - Fee Related
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Abstract
The utility model relates to a sprocket driving type telescopic shooting rocker arm. The sprocket driving type telescopic shooting rocker arm comprises a first support arm, a second support arm sheathed in the first support arm, and a third support arm sheathed in the second support arm, wherein the first support arm, the second support arm and the third support arm are connected by a sprocket driving type drive mechanism, the sprocket driving type drive mechanism controls the second support arm and the third support arm to stretch out and retract, the sprocket driving type drive mechanism comprises a pedestal mounted on the rear end of the second support arm and a support beam fixed on the pedestal, the connection part between the rear end of the support beam and the pedestal is provided with a drive sprocket and a motor, the front end of the support beam is provided with a driven sprocket, the drive sprocket and the driven sprocket are connected by a synchronous chain, a pull rod is arranged in the first support arm, and the front end of the pull rod and the rear end of the third support arm are both connected with the synchronous chain. The sprocket driving type telescopic shooting rocker arm can control the rocker arm to stretch out and retract very conveniently based on the cooperation of the motor, the sprockets and the synchronous chain, and has the advantages of being simple in structure, convenient to operate, low in cost, low in noise, accurate in driving, and so on.
Description
Technical field
The utility model relates to a kind of camera parts, simple in structure, easy to operate, the cost of control camera position and noise is low and the transmission flexible image pickup rocker arm of chain sprocket drive formula accurately when relating in particular to a kind of video camera and using.
Background technology
Along with the continuous progress of society, the improving constantly of people's living standard.Film is as the important way of people's amusement and recreation, and more and more people remove to watch film.The output of film is also increasing, and video camera is the important tool of shooting.Because mute is dynamic menu, so will be along with camera position and angle will be constantly regulated in the motion of content of shooting in the process of taking.Therefore video camera will be used flexible image pickup rocker arm, but existing flexible image pickup rocker arm all exists complex structure, complex operation, cost is high, noise is large and transmission out of true, the shortcoming such as wayward; When reality is used, tend to the restriction because of flexible image pickup rocker arm, cause the poor effect of photography, the time-consuming problem such as take a lot of work.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art and provides a kind of simple in structure, easy to operate and cost and noise is low and the transmission flexible image pickup rocker arm of chain sprocket drive formula accurately.
The purpose of this utility model is achieved in that a kind of chain sprocket drive formula image pickup rocker arm that stretches, comprise the first support arm, be sleeved on the second support arm in the first support arm and be sleeved on the 3rd interior support arm of the second support arm, described the first support arm, the second support arm and the 3rd support arm connect by wheel driven type gear train, wheel driven type transmission mechanism control the second support arm and the 3rd support arm stretch out in the first support arm and retract, wheel driven type gear train comprises the bearing that is installed in the second support arm rear end and is fixed on the bearing and along the brace summer of the axial distribution of the second support arm, the rear end of brace summer and the junction of bearing are provided with drive sprocket and drive the motor that drive sprocket rotates, the front end of brace summer extends in the 3rd support arm and the end is provided with driven sprocket, drive sprocket is connected synchronization chain with driven sprocket and connects, be provided with in the first support arm along the pull bar of the axial distribution of the first support arm, the front end of pull bar is connected with synchronization chain, and the rear end of the 3rd support arm also is connected with synchronization chain.
Described drive sprocket is arranged in the bearing, and the arranged outside of bearing has the power chain of and synchronous rotation coaxial with drive sprocket, and power chain is connected with the output terminal of motor by power chain.
Below and its front end that described pull bar is positioned at brace summer are connected with the synchronization chain that is positioned at the brace summer below.
The rear end of described the 3rd support arm is connected with the synchronization chain that is positioned at the brace summer top by locating piece.
The length of described pull bar is greater than the length of the first support arm.
The utlity model has following positive effect: the utility model cooperates by motor, sprocket wheel and chain, chain is connected with pull bar with the 3rd support arm respectively, turn by chain or de-rotation can be finished the retraction of the 3rd support arm and the second support arm or stretch out like this, the ratio of gear that takes full advantage of chain drive is larger, driving error is very little, and the phenomenon that can not occur skidding in transmission process is so not only simple in structure, and transmission is accurate, is not prone to deviation; Rotation by the control motor just can be controlled the flexible of rocking arm, and convenient operation is controlled, and is easy to operate and noise is low, can not disturb shooting effect; The all component of wheel driven type gear train is the standard fitting that can buy on the market, and is easy to assembly like this and cost is lower; In addition, the utility model effectively raises stability and the shooting picture of shooting, and then has improved shooting efficient, has saved the shooting cost.
Description of drawings
Fig. 1 is the structural representation of the flexible image pickup rocker arm retracted mode of a kind of chain sprocket drive formula of the utility model.
Fig. 2 is the structural representation that the flexible image pickup rocker arm of a kind of chain sprocket drive formula of the utility model stretches out state.
Fig. 3 is that the structure of the wheel driven type gear train part of the flexible image pickup rocker arm of a kind of chain sprocket drive formula of the utility model is not intended to.
Among the figure: 1, the first support arm 2, the second support arm 3, the 3rd support arm 4, pull bar 5, motor 6, drive sprocket 7, synchronization chain 8, brace summer 9, driven sprocket 10, locating piece 11, bearing 12, power chain 13, power chain.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
Embodiment 1
Such as Fig. 1, Fig. 2 and shown in Figure 3, a kind of chain sprocket drive formula image pickup rocker arm that stretches, comprise the first support arm 1, be sleeved on the second support arm 2 in the first support arm 1 and be sleeved on the 3rd support arm 3 in the second support arm 2, described the first support arm 1, the second support arm 2 and the 3rd support arm 3 connect by wheel driven type gear train, wheel driven type transmission mechanism control the second support arm 2 and the 3rd support arm 3 stretch out in the first support arm 1 and retract, wheel driven type gear train comprises the bearing 11 that is installed in the second support arm 2 rear ends and is fixed on the bearing 11 and along the brace summer 8 of the axial distribution of the second support arm 2, the junction of the rear end of brace summer 8 and bearing 11 is provided with drive sprocket 6 and drives the motor 5 that drive sprocket 6 rotates, the front end of brace summer 8 extends in the 3rd support arm 3 and the end is provided with driven sprocket 9, drive sprocket 6 is connected with driven sprocket by synchronization chain 7 connections, be provided with in the first support arm 1 along the pull bar 4 of the axial distribution of the first support arm 1, the front end of pull bar 4 is connected with synchronization chain 7, and the rear end of the 3rd support arm 3 also is connected with synchronization chain 7.
The utility model in use, from as shown in Figure 2 the state that stretches out to as shown in Figure 1 retracted mode, starter motor 5 is rotated counterclockwise motor 5, motor 5 drives drive sprocket 6 and is rotated counterclockwise, drive sprocket 6 cooperates with driven sprocket 9, drives synchronization chain 7 and rotates counterclockwise, along with rotating counterclockwise of synchronization chain 7 drawn in the 3rd support arm 3 in the second support arm 2, simultaneously under the effect of pull bar 4, the second support arm 2 is drawn in the first support arm 1, after retracting fully, disable motor 4; From as described in Figure 1 retracted mode to as shown in Figure 2 the state that stretches out, starter motor 5, motor 5 is turned clockwise, and motor 5 drives drive sprocket 6 and turns clockwise, and drive sprocket 6 cooperates with driven sprocket 9, driving synchronization chain 7 clockwise rotates, along with clockwise rotating the 3rd support arm 3 from the 2 interior releases of the second support arm of synchronization chain 7, simultaneously under the effect of pull bar 4, with the second support arm 2 from the 1 interior release of the first support arm, to stretching out disable motor 4 fully; In the process of retracting or stretching out, can regulate the position of stretching out and retracting by startup or disable motor 4 at any time, and then satisfy the different demands when making a video recording.
Embodiment 2
Such as Fig. 1, Fig. 2 and shown in Figure 3, a kind of chain sprocket drive formula image pickup rocker arm that stretches, comprise the first support arm 1, be sleeved on the second support arm 2 in the first support arm 1 and be sleeved on the 3rd support arm 3 in the second support arm 2, described the first support arm 1, the second support arm 2 and the 3rd support arm 3 connect by wheel driven type gear train, wheel driven type transmission mechanism control the second support arm 2 and the 3rd support arm 3 stretch out in the first support arm 1 and retract, wheel driven type gear train comprises the bearing 11 that is installed in the second support arm 2 rear ends and is fixed on the bearing 11 and along the brace summer 8 of the axial distribution of the second support arm 2, the junction of the rear end of brace summer 8 and bearing 11 is provided with drive sprocket 6 and drives the motor 5 that drive sprocket 6 rotates, the front end of brace summer 8 extends in the 3rd support arm 3 and the end is provided with driven sprocket 9, drive sprocket 6 is connected with driven sprocket by chain 7 connections, be provided with in the first support arm 1 along the pull bar 4 of the axial distribution of the first support arm 1, the front end of pull bar 4 is connected with chain 7, and the rear end of the 3rd support arm 3 also is connected with chain 7.
Described drive sprocket 6 is arranged in the bearing 11, and the arranged outside of bearing 11 has the power chain 12 of and synchronous rotation coaxial with drive sprocket 6, and power chain 12 is connected with the output terminal of motor 5 by power chain 13.
Below and its front end that described pull bar 4 is positioned at brace summer 8 are connected with the synchronization chain 7 that is positioned at brace summer 8 belows.
The rear end of described the 3rd support arm 3 is connected with the synchronization chain 7 that is positioned at brace summer 8 tops by locating piece 10.
The length of described pull bar 4 is greater than the length of the first support arm 1.
The utility model in use, from as shown in Figure 2 the state that stretches out to as shown in Figure 1 retracted mode, starter motor 5, motor 5 drives power chain 12 by power chain 13 and rotates, power chain 12 drives drive sprocket 6 and rotates, motor 5 is rotated counterclockwise, then drive sprocket 6 is rotated counterclockwise, drive sprocket 6 cooperates with driven sprocket 9, drives synchronization chain 7 and rotates counterclockwise, along with rotating counterclockwise of synchronization chain 7 drawn in the 3rd support arm 3 in the second support arm 2, simultaneously under the effect of pull bar 4, the second support arm 2 is drawn in the first support arm 1, after retracting fully, disable motor 4; From as described in Figure 1 retracted mode to as shown in Figure 2 the state that stretches out, starter motor 5, motor 5 is turned clockwise, and then drive sprocket 6 turns clockwise, and drive sprocket 6 cooperates with driven sprocket 9, driving synchronization chain 7 clockwise rotates, along with clockwise rotating the 3rd support arm 3 from the 2 interior releases of the second support arm of synchronization chain 7, simultaneously under the effect of pull bar 4, with the second support arm 2 from the 1 interior release of the first support arm, to stretching out disable motor 4 fully; In the process of retracting or stretching out, can regulate the position of stretching out and retracting by startup or disable motor 4 at any time, and then satisfy the different demands when making a video recording.
Claims (5)
1. the flexible image pickup rocker arm of a chain sprocket drive formula, comprise the first support arm, be sleeved on the second support arm in the first support arm and be sleeved on the 3rd interior support arm of the second support arm, it is characterized in that: described the first support arm, the second support arm and the 3rd support arm connect by wheel driven type gear train, wheel driven type transmission mechanism control the second support arm and the 3rd support arm stretch out in the first support arm and retract, wheel driven type gear train comprises the bearing that is installed in the second support arm rear end and is fixed on the bearing and along the brace summer of the axial distribution of the second support arm, the rear end of brace summer and the junction of bearing are provided with drive sprocket and drive the motor that drive sprocket rotates, the front end of brace summer extends in the 3rd support arm and the end is provided with driven sprocket, drive sprocket is connected synchronization chain with driven sprocket and connects, be provided with in the first support arm along the pull bar of the axial distribution of the first support arm, the front end of pull bar is connected with synchronization chain, and the rear end of the 3rd support arm also is connected with synchronization chain.
2. the flexible image pickup rocker arm of a kind of chain sprocket drive formula according to claim 1, it is characterized in that: described drive sprocket is arranged in the bearing, the arranged outside of bearing has the power chain of and synchronous rotation coaxial with drive sprocket, and power chain is connected with the output terminal of motor by power chain.
3. the flexible image pickup rocker arm of a kind of chain sprocket drive formula according to claim 1 is characterized in that: described pull bar is positioned at the below of brace summer and its front end and is connected with synchronization chain below being positioned at brace summer.
4. the flexible image pickup rocker arm of a kind of chain sprocket drive formula according to claim 1 is characterized in that: the rear end of described the 3rd support arm is connected with synchronization chain above being positioned at brace summer by locating piece.
5. according to claim 1 or the flexible image pickup rocker arm of 3 described a kind of chain sprocket drive formulas, it is characterized in that: the length of described pull bar is greater than the length of the first support arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220598595.1U CN202870452U (en) | 2012-11-09 | 2012-11-09 | Sprocket driving type telescopic shooting rocker arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220598595.1U CN202870452U (en) | 2012-11-09 | 2012-11-09 | Sprocket driving type telescopic shooting rocker arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202870452U true CN202870452U (en) | 2013-04-10 |
Family
ID=48037159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220598595.1U Expired - Fee Related CN202870452U (en) | 2012-11-09 | 2012-11-09 | Sprocket driving type telescopic shooting rocker arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202870452U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110304582A (en) * | 2019-08-08 | 2019-10-08 | 中汽昌兴（洛阳）机电设备工程有限公司 | Automobile handling apparatus and automobile bottom coat pipeline |
| CN111131679A (en) * | 2020-01-02 | 2020-05-08 | 福州米鱼信息科技有限公司 | Camera device |
| WO2020199112A1 (en) * | 2019-04-02 | 2020-10-08 | 深圳市固胜智能科技有限公司 | Multi-section electric telescopic photographic rod |
-
2012
- 2012-11-09 CN CN201220598595.1U patent/CN202870452U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020199112A1 (en) * | 2019-04-02 | 2020-10-08 | 深圳市固胜智能科技有限公司 | Multi-section electric telescopic photographic rod |
| CN110304582A (en) * | 2019-08-08 | 2019-10-08 | 中汽昌兴（洛阳）机电设备工程有限公司 | Automobile handling apparatus and automobile bottom coat pipeline |
| CN111131679A (en) * | 2020-01-02 | 2020-05-08 | 福州米鱼信息科技有限公司 | Camera device |
| CN111131679B (en) * | 2020-01-02 | 2021-07-20 | 福州米鱼信息科技有限公司 | Camera device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20191109 |