CN216976381U - Transmission structure of cradle head with double shafts and wide angle range - Google Patents
Transmission structure of cradle head with double shafts and wide angle range Download PDFInfo
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- CN216976381U CN216976381U CN202121716049.9U CN202121716049U CN216976381U CN 216976381 U CN216976381 U CN 216976381U CN 202121716049 U CN202121716049 U CN 202121716049U CN 216976381 U CN216976381 U CN 216976381U
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- 230000000087 stabilizing effect Effects 0.000 claims description 3
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Abstract
The utility model relates to a tripod head transmission structure with a double shaft and a large angle range, which consists of a horizontal rotating mechanism and a pitching mechanism arranged at the upper end of the horizontal rotating mechanism, wherein the pitching mechanism comprises a pitching motor with the bottom fixed at the upper end of the horizontal rotating mechanism, a second driving gear in transmission connection with an output shaft of the pitching motor, a second driven gear in meshing transmission with the second driving gear, and an installation platform which rotates along the horizontal axial direction of the second driven gear and is used for adjusting a pitching angle, the horizontal rotating mechanism comprises a fixed base, a horizontal motor arranged on the fixed base, a first driving gear connected with an output shaft of the horizontal motor, a rotating shaft gear in meshing transmission with the first driving gear, and a rotating shaft fixedly connected with the rotating shaft gear, and the rotating shaft drives the pitching mechanism to rotate horizontally. Compared with the prior art, the utility model has the advantages of large pitch angle adjusting range, stability, reliability and the like.
Description
Technical Field
The utility model relates to a tripod head structure, in particular to a transmission structure of a tripod head within a double-shaft large-angle range.
Background
The cradle head is a supporting device for mounting and fixing equipment and is divided into a fixed cradle head and an electric cradle head. The fixed cloud deck is suitable for the condition that the monitoring range is not large, and the horizontal and pitching angles of the camera can be adjusted after the camera is installed on the fixed cloud deck; the electric pan-tilt is suitable for scanning and monitoring a large range and is realized by two execution motors, and the motors receive signals from the controller to accurately operate and position.
And at present in the actual application, because the adjustable every single move angle scope of the current cloud platform on the market is too little to the transmission is unreliable in the rotation adjustment process, can't satisfy the operating condition demand.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a tripod head transmission structure with double shafts and a large angle range.
The purpose of the utility model can be realized by the following technical scheme:
a double-shaft cradle head transmission structure with a large angle range is composed of a horizontal rotation mechanism and a pitching mechanism arranged at the upper end of the horizontal rotation mechanism, the pitching mechanism comprises a pitching motor with the bottom fixed at the upper end of the horizontal rotating mechanism, a second driving gear in transmission connection with an output shaft of the pitching motor, a second driven gear in meshing transmission with the second driving gear, and an installation platform which rotates along with the second driven gear in the horizontal axial direction and is used for adjusting the pitching angle, the horizontal rotating mechanism comprises a fixed base, a horizontal motor arranged on the fixed base, a first driving gear connected with an output shaft of the horizontal motor, a rotating shaft gear in meshing transmission with the first driving gear and a rotating shaft fixedly connected with the rotating shaft gear, the rotating shaft drives the pitching mechanism to rotate horizontally, and the second driving gear, the second driven gear and the first driving gear are bevel gears.
The horizontal motor is fixed in the horizontal direction, an output shaft of the horizontal motor drives the first driving gear to rotate in the vertical direction, and the horizontal motor is fixed in the middle of the fixing base through the motor support.
The rotating shaft gear is driven by the first driving gear to rotate in the horizontal direction, the upper end of the rotating shaft gear is connected with the rotating shaft, and the upper end of the rotating shaft is connected with the pitching mechanism.
The horizontal rotating mechanism further comprises a pair of first driven gears which are meshed with the rotating shaft gears on the left side and the right side and used for stabilizing the rotating shaft gears, and the first driven gears are bevel gears.
Every first driven gear all through pivot and bearing fixed column fixed mounting on unable adjustment base to first driven gear's pivot axis direction respectively with the pivot direction of first driving gear, the pivot direction of rotating shaft gear in the space quadrature.
Four upright posts with sector-shaped sections are uniformly fixed on the fixed base along the circumferential direction, an installation shell is fixed at the upper ends of the upright posts, and the rotating shaft is arranged in the installation shell.
The pitching mechanism further comprises a rotating platform fixed to the top of the rotating shaft, and two ends of the second driven gear are fixed to the rotating platform through the rotating shaft and the bearing seat respectively.
The rotating shaft is cylindrical, and the pitching motor is arranged below the bottom surface of the rotating platform and is arranged in the inner space of the rotating shaft.
The mounting platform is in an inverted U shape and comprises a flat plate and lug plates, wherein the two ends of the lug plates are rotatably connected with the rotating shaft.
The horizontal pitch mechanism is at an initial position, and the range of the pitch angle is adjusted to be-70 degrees to +70 degrees.
Compared with the prior art, the utility model has the following advantages:
the pitching mechanism of the holder transmission structure is provided with the second driving gear and the second driven gear in a meshing transmission mode, and the bearing seats are fixed at the two ends of the second driven gear, so that the pitching angle is kept stable in the process of adjusting the pitching angle, compared with the existing direct motor rotating shaft drive, the pitching angle adjusting range is large and reaches-70 degrees to +70 degrees, and a pair of first driven gears with two ends fixed for assisting the rotation of the rotating shaft gear is also designed in the horizontal rotating mechanism, so that the transmission stability is improved.
Drawings
Fig. 1 is a schematic view of the structure of the pitch mechanism of the present invention.
Fig. 2 is a schematic structural view of the horizontal rotation mechanism of the present invention.
Wherein: 1. the second driving gear 2, the second driven gear 3, the pitching motor 4, the rotating shaft gear 5, the first driven gear 6, the first driving gear 7, the horizontal motor 8 and the rotating shaft.
Detailed Description
The utility model is described in detail below with reference to the figures and the specific embodiments.
The embodiment is as follows:
the utility model provides a double-shaft large-angle range holder rotating structure, which consists of an upper pitching mechanism and a lower horizontal rotating mechanism.
As shown in fig. 1, the pitching mechanism is composed of a second driving gear 1 (in this example, a bevel gear), a second driven gear 2 (in this example, a bevel gear), and a pitching motor 3, an output shaft of the pitching motor 3 is in transmission connection with the second driving gear 1, the second driving gear 1 is in meshing transmission with the second driven gear 2, the mounting platform rotates along with the second driven gear 2 in the horizontal axial direction to adjust the pitch angle, the pitching mechanism further includes a rotating platform fixed to the top of a rotating shaft 8, two ends of the second driven gear 2 are fixed to the rotating platform through a rotating shaft and a bearing seat respectively, the rotating shaft 8 is cylindrical, the pitching motor 3 is mounted below the bottom surface of the rotating platform and is arranged in the inner space of the rotating shaft 8, the mounting platform is in an inverted U shape and includes a flat plate and lug plates, two ends of which are rotatably connected to the rotating shaft.
As shown in fig. 2, the horizontal rotation mechanism includes a fixed base, a horizontal motor 7 mounted on the fixed base, a first driving gear 6 (bevel gear in this example) connected to an output shaft of the horizontal motor 7, a rotation shaft gear 4 engaged with the first driving gear 6 for transmission, and a rotation shaft 8 fixedly connected to the rotation shaft gear 4, the rotation shaft 8 drives the pitching mechanism to rotate horizontally, the horizontal motor 7 is fixed horizontally, an output shaft thereof drives the first driving gear 6 to rotate vertically, the horizontal motor 7 is fixed to the middle of the fixed base through a motor bracket, the rotation shaft gear 4 is driven by the first driving gear 6 to rotate horizontally, an upper end thereof is connected to the rotation shaft 8, an upper end of the rotation shaft 8 is connected to the pitching mechanism, the horizontal rotation mechanism further includes a pair of first driven gears 5 (bevel gears in this example) engaged with the rotation shaft gear 4 at left and right sides, for play stabilizing action to rotation axis gear 4, first driven gear 5 is bevel gear, every first driven gear 5 all is through pivot and bearing fixed column fixed mounting on unable adjustment base, and first driven gear 5's pivot axis direction respectively with first driving gear 6's pivot direction, rotation axis gear 4's pivot direction is in the space quadrature, unable adjustment base is last to be followed four evenly fixed cross-sections of circumference and is sectorial stand, be fixed with an installation shell on the stand, rotation axis 8 sets up in the installation shell.
The horizontal pitching mechanism is at an initial position, the pitching angle ranges from-70 degrees to +70 degrees, the pitching rotation is driven to work through the pitching motor 3, the second driven gear (2) is driven through the second driving gear (1), and the pitching angle is adjusted.
The transmission structure of the holder with the double shafts and the large angle range can realize 360-degree cyclic rotation adjustment in the horizontal direction, the pitching range can be adjusted within the range of-70 degrees to +70 degrees, the requirements of actual working conditions can be met, and the pitching angle range is large.
Claims (10)
1. A tripod head transmission structure with double shafts and a large angle range is characterized in that the tripod head transmission structure consists of a horizontal rotation mechanism and a pitching mechanism arranged at the upper end of the horizontal rotation mechanism, the pitching mechanism comprises a pitching motor (3) the bottom of which is fixed at the upper end of the horizontal rotation mechanism, a second driving gear (1) which is in transmission connection with an output shaft of the pitching motor (3), a second driven gear (2) which is in meshing transmission with the second driving gear (1), and an installation platform which rotates along the horizontal axial direction of the second driven gear (2) and is used for adjusting a pitching angle, the horizontal rotation mechanism comprises a fixed base, a horizontal motor (7) which is arranged on the fixed base, a first driving gear (6) which is connected with the output shaft of the horizontal motor (7), a rotation shaft gear (4) which is in meshing transmission with the first driving gear (6), and a rotation shaft (8) which is fixedly connected with the rotation shaft gear (4), the rotating shaft (8) drives the pitching mechanism to rotate horizontally, and the second driving gear (1), the second driven gear (2) and the first driving gear (6) are bevel gears.
2. The tripod head transmission structure of claim 1, wherein the horizontal motor (7) is fixed horizontally, an output shaft of the horizontal motor drives the first driving gear (6) to rotate in a vertical direction, and the horizontal motor (7) is fixed in the middle of the fixing base through a motor bracket.
3. A tripod head transmission structure of two axes and large angle range according to claim 2, wherein the rotating shaft gear (4) is driven by the first driving gear (6) to rotate in the horizontal direction, the upper end of the rotating shaft gear is connected to the rotating shaft (8), and the upper end of the rotating shaft (8) is connected to the pitching mechanism.
4. A twin-axis large-angle range pan/tilt head transmission structure as defined in claim 2, wherein said horizontal rotation mechanism further comprises a pair of first driven gears (5) engaged with the rotation axis gear (4) at left and right sides thereof for stabilizing the rotation axis gear (4), said first driven gears (5) being bevel gears.
5. A transmission structure of a pan/tilt head with two axes and a large angle range according to claim 4, wherein each first driven gear (5) is fixedly installed on the fixed base through a rotating shaft and a bearing fixing column, and the axial direction of the rotating shaft of the first driven gear (5) is orthogonal to the rotating shaft direction of the first driving gear (6) and the rotating shaft direction of the rotating shaft gear (4) in space.
6. A tripod head transmission structure of a range of angles of big angles of two axes as claimed in claim 1, wherein four upright posts with sector-shaped cross-section are uniformly fixed on the fixed base along the circumferential direction, an installation shell is fixed on the upper end of the upright post, and the rotation axis (8) is arranged in the installation shell.
7. A tripod head transmission structure of two axes and large angle range according to claim 3, wherein said pitching mechanism further comprises a rotating platform fixed on top of the rotating shaft (8), and two ends of said second driven gear (2) are respectively fixed on the rotating platform through the rotating shaft and the bearing seat.
8. A twin-axis wide-angle range pan and tilt head drive structure as claimed in claim 7, wherein the rotary shaft (8) is cylindrical, and the pitch motor (3) is installed below the bottom surface of the rotary platform and is disposed in the inner space of the rotary shaft (8).
9. A tripod head transmission structure of claim 7, wherein said mounting platform is of an inverted U-shape and comprises a flat plate and two ear plates rotatably connected to the rotation shaft at two ends.
10. A tripod head transmission structure of claim 1, wherein the horizontal pitch mechanism is an initial position, and the pitch angle is adjusted in a range of-70 ° to +70 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121716049.9U CN216976381U (en) | 2021-07-27 | 2021-07-27 | Transmission structure of cradle head with double shafts and wide angle range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121716049.9U CN216976381U (en) | 2021-07-27 | 2021-07-27 | Transmission structure of cradle head with double shafts and wide angle range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216976381U true CN216976381U (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121716049.9U Active CN216976381U (en) | 2021-07-27 | 2021-07-27 | Transmission structure of cradle head with double shafts and wide angle range |
Country Status (1)
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|---|---|
| CN (1) | CN216976381U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116817126A (en) * | 2023-03-07 | 2023-09-29 | 南昌工程学院 | Two-degree-of-freedom pose adjusting device for gray-position radar scanning of gray reservoir |
| WO2025107182A1 (en) * | 2023-11-22 | 2025-05-30 | 瑞声声学科技(深圳)有限公司 | Gimbal device |
-
2021
- 2021-07-27 CN CN202121716049.9U patent/CN216976381U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116817126A (en) * | 2023-03-07 | 2023-09-29 | 南昌工程学院 | Two-degree-of-freedom pose adjusting device for gray-position radar scanning of gray reservoir |
| WO2025107182A1 (en) * | 2023-11-22 | 2025-05-30 | 瑞声声学科技(深圳)有限公司 | Gimbal device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A dual axis gimbal transmission structure with a large angle range Granted publication date: 20220715 Pledgee: China Construction Bank Corporation Shanghai Hongkou Branch Pledgor: Shanghai intelligent network Automobile Technology Center Co.,Ltd. Registration number: Y2024310000530 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |