CN102096282B - Heavy-load cradle head - Google Patents
Heavy-load cradle head Download PDFInfo
- Publication number
- CN102096282B CN102096282B CN200910229047.4A CN200910229047A CN102096282B CN 102096282 B CN102096282 B CN 102096282B CN 200910229047 A CN200910229047 A CN 200910229047A CN 102096282 B CN102096282 B CN 102096282B
- Authority
- CN
- China
- Prior art keywords
- video camera
- heavy
- end plate
- drive shaft
- gravity compensation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The invention relates to a heavy-load cradle head which comprises a base, a deck mechanism, a shell, a protective cover and a transmission mechanism, wherein end plates at two sides are respectively provided with a gravity compensation part, and the gravity compensation parts and a protective cover connecting plate are respectively arranged at two sides of a fixing position of a vertical transmission shaft and the end plates. In the invention, the moments generated by the gravity compensation parts can be equal to the moments generated by a camera and the protective cover connecting plate through changing the weight of the gravity compensation parts so as to ensure that the whole gravity center of the protective cover structure connected with the camera falls into the center of a horizontal transmission shaft, i.e. the bearing center of the whole cradle head; and when the camera rotates in the vertical direction, because the camera and the protective cover rotate in a gravitational equilibrium state, the camera can stably finish angle conversion in the vertical direction so as to ensure that the shooting picture of the camera is more stable.
Description
Technical field
The present invention relates to the technical field of video camera, a kind of gravity compensation portion that arranges on the end plate of both sides specifically, and make video camera center of gravity in the running keep stable by changing the weight of gravity compensation portion, thereby make the heavy-duty horizontal stage of the smooth operation in video camera vertical direction.
Background technology
The Cloud Terrace is exactly the mounting platform of the video camera that is made up of two alternating current generators, can drive video camera to do the motion of horizontal direction and vertical direction.There are two motors The Cloud Terrace inside, is responsible for respectively the rotation of the upper and lower and left and right all directions of The Cloud Terrace.The difference of its operating voltage has also determined the overall work voltage of this The Cloud Terrace, generally has 24V, alternating current 220V and the direct current 24V of interchange.In the time receiving upper and lower operation voltage, motor vertical rotates, and drives vertical-transmission wheel disc to rotate through reducer casing; In the time receiving left and right operation voltage, horizontal electric machine rotation also drives the horizontal teeth wheel disc of The Cloud Terrace bottom to rotate through reducer casing.
The Cloud Terrace has level, vertical limited bolt, and The Cloud Terrace is realized limit function by two microswitches respectively.In the time that rotational angle reaches predefined limited bolt, microswitch action power dump, The Cloud Terrace stops operating.Stop means can be positioned at The Cloud Terrace outside, and adjustment process is simple, also can be positioned at The Cloud Terrace inside, adjusts adjustment process relative complex by the adjusting mechanism of peripheral hardware.But the The Cloud Terrace sealing of external stop means is not as the The Cloud Terrace of built-in stop means.
The maximum load of The Cloud Terrace refers to the maximum load capability that vertical direction is born.The center of gravity of video camera must be passed through the The Cloud Terrace centre of gyration, and vertical with The Cloud Terrace workplace, and this center is the maximum load points of The Cloud Terrace, and the load-bearing capacity of The Cloud Terrace is using this point as design-calculated benchmark.According to load capacity be divided into underloading The Cloud Terrace, in carry The Cloud Terrace and heavy-duty horizontal stage.
Fig. 1 is the structural representation of the heavy-duty horizontal stage of prior art.
As shown in Figure 1, general heavy-duty horizontal stage, comprising: base 1, fix with the preset position of video camera, and support heavy-duty horizontal stage and video camera; Movement 7, driving and the running part of formation heavy-duty horizontal stage; Shell, is arranged on outside movement, surrounds and protect movement; Guard shield, is made up of with the guard shield web joint 5 that is connected end plate the end plate 9 that is separately positioned on shell both sides, and video camera is fixed on guard shield web joint 5; Gear train, is divided into horizontal drive shaft 8 and vertical drive shaft 6, and movement is connected with end plate with base respectively, and video camera is rotated simultaneously in the horizontal and vertical directions.
The vertical drive shaft of heavy-duty horizontal stage can connect movement and guard shield rotates video camera in vertical direction, and vertical drive shaft itself is in being horizontally disposed with state, and as guard shield turning axle.Axle sleeve 2, pedestal 4 and turbine 3 are set on vertical drive shaft, by the driving transmission of motor.Feathering axis 8 connects movement and base, and video camera can be rotated in the horizontal direction, and feathering axis itself is at right angle setting state.
But, in prior art as above, there is following not foot point:
In the actual use of the heavy-duty horizontal stage of prior art after being combined with video camera, because the preponderance of video camera and guard shield causes the weight distribution of shield structure position unbalanced, its deviation of gravity center the centre of gyration in the horizontal direction of movement, depart from the load of heavy-duty horizontal stage and weighed position, make the installation of video camera stable not, in the time that video camera starts to start work in vertical direction, motor in movement must first overcome the great torque that video camera gravity causes, affecting video camera in operation or stopping Shi Douhui and produce unsettled duty due to inertia, this unstable particularly outstanding in the time that video camera runs up with enlargement factor running.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of gravity compensation portion that arranges on the end plate of both sides, and make video camera center of gravity in the running keep stable by changing the weight of gravity compensation portion, thereby make the heavy-duty horizontal stage of the smooth operation in video camera vertical direction.
The technical scheme that the present invention takes for the technical matters existing in solution known technology is:
Heavy-duty horizontal stage of the present invention, comprising: base, fix with the preset position of video camera, and support heavy-duty horizontal stage and video camera; Movement, driving and the running part of formation heavy-duty horizontal stage; Shell, is arranged on outside movement, surrounds and protect movement; Guard shield, is made up of with the guard shield web joint that is connected end plate the end plate that is separately positioned on shell both sides, and video camera is fixed on guard shield web joint; Gear train, be divided into horizontal drive shaft and vertical drive shaft, movement is connected with end plate with base respectively, video camera is rotated simultaneously in the horizontal and vertical directions, gravity compensation portion is set respectively on the end plate of both sides, and gravity compensation portion and guard shield web joint are separately positioned on the both sides of vertical drive shaft and end plate fixed position.
The present invention can also adopt following technical measures:
The weight of described both sides gravity compensation portion is adjusted according to the weight distribution situation of the weight of video camera and guard shield.
The end plate that described gravity compensation portion and its are positioned at vertical drive shaft homonymy equals to be fixed with the guard shield web joint of video camera and the end plate of the corresponding side moment with respect to vertical drive shaft fixed position with respect to the moment of vertical drive shaft fixed position.
Advantage and good effect that the present invention has are:
In heavy-duty horizontal stage of the present invention, both sides at end plate arrange respectively gravity compensation portion, gravity compensation portion forms moment taking vertical drive shaft as axle by end plate, by changing the weight of gravity compensation portion, can make the moment of gravity compensation portion generation and the moment equal and opposite in direction of video camera and the generation of guard shield web joint, thereby the overall center of gravity that has made to connect the shield structure of video camera falls within the center of horizontal drive shaft, in the load-bearing of whole heavy-duty horizontal stage in the heart.In the time that video camera rotates in the vertical direction, due to video camera and guard shield in rotation the state in gravitational equilibrium, the moment that video camera gravity produces is offset by the moment of gravity compensation portion, inertia in the time that video camera rotates is also greatly reduced, the motor of movement just can make video camera rotate without the huge moment that overcomes the generation of video camera gravity, make video camera can complete stably the angular transition in vertical direction, thereby make the shooting picture of video camera more stable.
Brief description of the drawings
Fig. 1 is the structural representation of the heavy-duty horizontal stage of prior art;
Fig. 2 is the structural representation of heavy-duty horizontal stage of the present invention;
Fig. 3 is the side view of heavy-duty horizontal stage of the present invention;
Fig. 4 is the side view of heavy-duty horizontal stage of the present invention in operation process.
Embodiment
Referring to drawings and Examples, the present invention will be described in detail.
Fig. 2 is the structural representation of heavy-duty horizontal stage of the present invention; Fig. 3 is the side view of heavy-duty horizontal stage of the present invention; Fig. 4 is the side view of heavy-duty horizontal stage of the present invention in operation process.
As shown in Figures 2 to 4, heavy-duty horizontal stage of the present invention, comprising: base 1, fix with the preset position of video camera, and support heavy-duty horizontal stage and video camera; Movement, driving and the running part of formation heavy-duty horizontal stage, drive the video camera fixing with heavy-duty horizontal stage to rotate in the vertical direction with in horizontal direction; Shell 11, is arranged on outside movement, surrounds and protect movement; Guard shield, formed with the guard shield web joint 5 that is connected end plate by the end plate 9 that is separately positioned on shell both sides, video camera is fixed on guard shield web joint, the limited bolt 13 and the guiding groove that cooperatively interact is set respectively on shell and end plate, thereby limits the angle that guard shield rotates in vertical direction; Gear train, be divided into horizontal drive shaft 8 and vertical drive shaft, horizontal drive shaft 8 is connected movement respectively with base, heavy-duty horizontal stage can be rotated in the horizontal direction, horizontal drive shaft itself is in vertically arranged state, vertical drive shaft is connected movement with end plate, video camera can be rotated in vertical direction, the installment state of vertical drive shaft in level.Gravity compensation portion 10 is set respectively on the end plate of heavy-duty horizontal stage both sides, and gravity compensation portion and guard shield web joint are separately positioned on the both sides of vertical drive shaft and end plate fixed position, thereby make the gravity of gravity compensation portion 10 produce moment with respect to vertical drive shaft.
The weight of both sides gravity compensation portion can change according to actual conditions, and gravity compensation portion can adjust according to the weight distribution situation of the weight of video camera and guard shield.
Because end plate and guard shield web joint self have constant weight equally, the end plate that gravity compensation portion 10 and its are positioned at vertical drive shaft homonymy equals to be fixed with the guard shield web joint of video camera and the end plate of the corresponding side moment with respect to vertical drive shaft fixed position with respect to the moment of vertical drive shaft fixed position 12.Make the guard shield of vertical drive shaft both sides and the gravity of video camera keep equilibrium state, the center of gravity of entirety drops on the axle center of horizontal drive shaft
In heavy-duty horizontal stage of the present invention, both sides at end plate arrange respectively gravity compensation portion, gravity compensation portion forms moment taking vertical drive shaft as axle by end plate, by changing the weight of gravity compensation portion, can make the moment of gravity compensation portion generation and the moment equal and opposite in direction of video camera and the generation of guard shield web joint, thereby the overall center of gravity that has made to connect the shield structure of video camera falls within the center of horizontal drive shaft, in the load-bearing of whole heavy-duty horizontal stage in the heart.In the time that video camera rotates in the vertical direction, due to video camera and guard shield in rotation the state in gravitational equilibrium, the moment that video camera gravity produces is offset by the moment of gravity compensation portion, inertia in the time that video camera rotates is also greatly reduced, the motor of movement just can make video camera rotate without the huge moment that overcomes the generation of video camera gravity, make video camera can complete stably the angular transition in vertical direction, thereby make the shooting picture of video camera more stable.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention with preferred embodiment openly as above, but, not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, certainly can utilize the technology contents of announcement to make a little change or modification, become the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all belong in the scope of technical solution of the present invention.
Claims (2)
1. a heavy-duty horizontal stage, comprising: base, fix with the preset position of video camera, and support heavy-duty horizontal stage and video camera; Movement, driving and the running part of formation heavy-duty horizontal stage; Shell, is arranged on outside movement, surrounds and protect movement; Guard shield, is made up of with the guard shield web joint that is connected end plate the end plate that is separately positioned on shell both sides, and video camera is fixed on guard shield web joint; Gear train, be divided into horizontal drive shaft and vertical drive shaft, movement is connected with end plate with base respectively, video camera is rotated simultaneously in the horizontal and vertical directions, it is characterized in that: gravity compensation portion is set respectively on the end plate of both sides, and gravity compensation portion and guard shield web joint are separately positioned on the both sides of vertical drive shaft and end plate fixed position; The end plate that gravity compensation portion and its are positioned at vertical drive shaft homonymy equals to be fixed with the guard shield web joint of video camera and the end plate of the corresponding side moment with respect to vertical drive shaft fixed position with respect to the moment of vertical drive shaft fixed position.
2. heavy-duty horizontal stage according to claim 1, is characterized in that: the weight of both sides gravity compensation portion is adjusted according to the weight distribution situation of the weight of video camera and guard shield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910229047.4A CN102096282B (en) | 2009-12-09 | 2009-12-09 | Heavy-load cradle head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910229047.4A CN102096282B (en) | 2009-12-09 | 2009-12-09 | Heavy-load cradle head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102096282A CN102096282A (en) | 2011-06-15 |
| CN102096282B true CN102096282B (en) | 2014-07-30 |
Family
ID=44129429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910229047.4A Expired - Fee Related CN102096282B (en) | 2009-12-09 | 2009-12-09 | Heavy-load cradle head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102096282B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105573022B (en) * | 2016-01-29 | 2018-08-31 | 北京臻迪机器人有限公司 | A kind of holder camera of aircraft and use its aircraft |
| CN107002941B (en) * | 2016-05-31 | 2019-07-16 | 深圳市大疆灵眸科技有限公司 | Holder method of adjustment, system, device and holder |
| CN106464079B (en) * | 2016-08-01 | 2019-03-26 | 深圳市道通智能航空技术有限公司 | A kind of holder and unmanned plane |
| CN108253271B (en) * | 2016-12-29 | 2019-07-23 | 昊翔电能运动科技(昆山)有限公司 | Hand-held holder method for adjusting gravity center |
| CN111577275B (en) * | 2020-06-22 | 2022-02-08 | 河南大有能源股份有限公司 | Interference detection device and method for coal mining machine roller and hydraulic support side protection plate |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB784094A (en) * | 1955-02-25 | 1957-10-02 | Jules Ernest Henry Pallemaerts | Mounting means for television cameras and the like |
| CN2092655U (en) * | 1991-05-24 | 1992-01-08 | 常州市江南自动化设备厂 | Motor-drive stand |
| CN2134669Y (en) * | 1992-10-22 | 1993-05-26 | 陈建树 | Tripod socket head |
-
2009
- 2009-12-09 CN CN200910229047.4A patent/CN102096282B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB784094A (en) * | 1955-02-25 | 1957-10-02 | Jules Ernest Henry Pallemaerts | Mounting means for television cameras and the like |
| CN2092655U (en) * | 1991-05-24 | 1992-01-08 | 常州市江南自动化设备厂 | Motor-drive stand |
| CN2134669Y (en) * | 1992-10-22 | 1993-05-26 | 陈建树 | Tripod socket head |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102096282A (en) | 2011-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102096282B (en) | Heavy-load cradle head | |
| JP5704464B2 (en) | Wind turbine with compensated motor torque | |
| JP2012518742A5 (en) | ||
| CN102095060A (en) | Machine core structure of heavy load holder | |
| CN205331732U (en) | High safe two degrees of freedom PTZ | |
| WO2016169298A1 (en) | Rotary drive device for solar panel | |
| JP2012013078A (en) | Yaw bearing system | |
| CN209351608U (en) | A kind of multi-functional unmanned plane carry device | |
| CN104114861A (en) | Wind power plant with a horizontal rotor axis and with a drive located underneath | |
| CN211110727U (en) | Lifting device for building engineering | |
| CN206060409U (en) | Motor | |
| CN102278319A (en) | Remote-control wall fan | |
| CN202015596U (en) | Catalyst barrel shaker capable of rotating for 360 degrees | |
| CN201114372Y (en) | Up and down two-element integrated spherical pan/tilt | |
| CN108032441A (en) | A kind of dry powder and mortar automatic lifting shedding mechanism | |
| CN206722966U (en) | A kind of TRT | |
| CN102359703A (en) | Transmission structure of PTZ (Pan/Tilt/Zoom) camera | |
| CN209608727U (en) | A kind of monitoring all-in-one machine | |
| CN208022548U (en) | A kind of elevator energy absorption device convenient for adjusting | |
| CN201825375U (en) | Electric rotating device | |
| CN206937304U (en) | Robot chassis | |
| CN218598296U (en) | Building environment wind energy utilization device | |
| CN211127482U (en) | Lifting device for mounting vibrating motor | |
| CN214045526U (en) | Inclination offset correction tool for photovoltaic module installation | |
| CN205350758U (en) | Yun tai of robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20151209 |
|
| EXPY | Termination of patent right or utility model |