CN204929015U - Improve camera mounting structure's whiteboard - Google Patents
Improve camera mounting structure's whiteboard Download PDFInfo
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- CN204929015U CN204929015U CN201520495735.6U CN201520495735U CN204929015U CN 204929015 U CN204929015 U CN 204929015U CN 201520495735 U CN201520495735 U CN 201520495735U CN 204929015 U CN204929015 U CN 204929015U
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- camera
- guide pillar
- axle sleeve
- rotation
- step motor
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Abstract
The utility model discloses an improve camera mounting structure's whiteboard, including the camera, one end is the optical sensation end, and the other end is for installing the stiff end, the installation stiff end passes through the perpendicular to the installation pivot fixed mounting of camera axis, just the optical sensation end can center on installation pivot rotation regulation sensing angle, micro step motor, micro step motor passes through the drive mechanism drive the camera the optical sensation end centers on the installation pivot is rotated, drive mechanism includes the transmission shaft that axis location is fixed, the both ends of transmission shaft are provided with driving gear and driven gear respectively, micro step motor is provided with the drive shaft, be provided with in the drive shaft with driving gear engaged with drive gear, the camera optical sensation serve be provided with with driven gear engaged with transmission rack. The utility model discloses can adjust the sensing angle of camera.
Description
Technical field
The utility model relates to a kind of electronic whiteboard improving pick-up head mounting structure, belongs to smart electronics product technical field.
Background technology
Electronic whiteboard is mainly used in teaching and business meetings, and its principle is on the basis of PC agent structure, utilize projector equipment as display device, is operated by touch-control.The touch controllable function of current electronic whiteboard realizes mainly through optical touch control technology, its principle is mainly by arranging two optical sensor equipment respectively at the two ends on a certain bar limit of electronic whiteboard, the common upper left corner at electronic whiteboard and the upper right corner respectively arrange an optical sensor equipment, the optical sensor equipment being positioned at the electronic whiteboard upper left corner can sense touch control operation object (finger of user or pointer) and the line of itself and the angle a of vertical direction or horizontal direction, be positioned at the optical sensor equipment in the electronic whiteboard upper right corner equally to sense the angle b of touch control operation object and the line of itself and vertical direction or horizontal direction, system can obtain the positional information of touch control operation object by the value gathering angle a and angle b, thus realize the correct input of instruction.The optical sensor equipment be applied in electronic whiteboard is mainly CCD camera or CMOS camera, CCD camera of the prior art or CMOS camera are usually after product is made, its installation site and sensing angle are fixing, but along with certain deflection often occurs the sensing angle of work for a long time CCD camera or CMOS camera, the precision sensing touch control operation object can be reduced to a certain extent, thus affect its use, and improve constantly with applying requirement along with user, also need to regulate its sensing angle in the process using CCD camera or CMOS camera.
Utility model content
The utility model for the deficiency that prior art exists, provides a kind of electronic whiteboard improving pick-up head mounting structure, can regulate, meet actual operation requirements to the sensing angle of camera just.
For solving the problem, technical solution adopted in the utility model is as follows:
A kind of electronic whiteboard improving pick-up head mounting structure, comprise: for sensing the camera of touch control operation object, described camera one end is optical sensor end, the other end is for installing stiff end, the described installation stiff end of described camera is fixedly mounted by the installation rotating shaft perpendicular to described camera axis, and the described optical sensor end of described camera can rotate adjustment sensing angle around described installation rotating shaft;
Micro-step motor, described micro-step motor drives the described optical sensor end of described camera to rotate around described installation rotating shaft by transmission mechanism, described transmission mechanism comprises the fixing power transmission shaft of axial location, the two ends of described power transmission shaft are respectively arranged with driving gear and driven gear, described micro-step motor is provided with driving shaft, described driving shaft is provided with the driven wheel be meshed with described driving gear, the described optical sensor end of described camera is provided with the driving rack be meshed with described driven gear, the number of teeth of described driven wheel is less than described driving gear, the number of teeth of described driven gear is also less than described driving gear.
As the improvement of technique scheme, described driving rack is circular arc and the center of circle is positioned on the axis of described installation rotating shaft.
As the improvement of technique scheme, the described driving shaft end of described micro-step motor is provided with anti-rotation prism, and described driving the tip of the axis is provided with the anti-rotation axle sleeve coordinated with described anti-rotation prism, described anti-rotation shaft cover is provided with the blind hole of the shape prism structure identical with described anti-rotation prism, described anti-rotation axle sleeve one end is provided with described blind hole, the other end is coaxially arranged with guide pillar, described driving shaft end is also provided with the mount pad for fixing described guide pillar, described mount pad is provided with the through hole passed for described guide pillar along the axis of described anti-rotation axle sleeve, one end of described guide pillar is fixedly installed described anti-rotation axle sleeve, one end of described guide pillar is provided with relative to the fixing electromagnet in described anti-rotation prism position, described guide pillar is that ferrous material is made, described guide pillar is set with spring, described spring is between described anti-rotation axle sleeve and described mount pad.
Compared with prior art, implementation result of the present utility model is as follows for the utility model:
A kind of electronic whiteboard improving pick-up head mounting structure described in the utility model, can regulate the sensing angle of camera, and after regulating, the sensing angle of camera is stablized and can not be changed, and degree of regulation is high, structure is simple, low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is that a kind of entirety improving the electronic whiteboard of pick-up head mounting structure described in the utility model looks squarely structural representation;
Fig. 2 is the structural representation at A-A section place in Fig. 1;
Fig. 3 is the plan structure schematic diagram of camera described in the utility model.
Embodiment
Below in conjunction with specific embodiments content of the present utility model is described.
As shown in Figure 1 to Figure 3, be a kind of electronic whiteboard structural representation improving pick-up head mounting structure described in the utility model.A kind of electronic whiteboard improving pick-up head mounting structure described in the utility model, comprise: for sensing the camera 1 of touch control operation object, described camera 1 one end is optical sensor end 11, the other end is for installing stiff end 12, the described installation stiff end 12 of described camera 1 is fixedly mounted by the installation rotating shaft 2 perpendicular to described camera 1 axis, and the described optical sensor end 11 of described camera 1 can rotate adjustment sensing angle around described installation rotating shaft 2, micro-step motor 3, described micro-step motor 3 drives the described optical sensor end 11 of described camera 1 to rotate around described installation rotating shaft 2 by transmission mechanism, described transmission mechanism comprises the fixing power transmission shaft 4 of axial location, the two ends of described power transmission shaft 4 are respectively arranged with driving gear 41 and driven gear 42, described micro-step motor 3 is provided with driving shaft 31, described driving shaft 31 is provided with the driven wheel 32 be meshed with described driving gear 41, the described optical sensor end 11 of described camera 1 is provided with the driving rack 13 be meshed with described driven gear 42, the number of teeth of described driven wheel 32 is less than described driving gear 41, the number of teeth of described driven gear 42 is also less than described driving gear 41.Particularly, described driving rack 13 is circular arc and the center of circle is positioned on the axis of described installation rotating shaft 2.
Further, described driving shaft 31 end of described micro-step motor 3 is provided with anti-rotation prism 33, and the end of described driving shaft 31 is provided with the anti-rotation axle sleeve 51 coordinated with described anti-rotation prism 33, described anti-rotation axle sleeve 51 is provided with the blind hole of the shape prism structure identical with described anti-rotation prism 33, described anti-rotation axle sleeve 51 one end is provided with described blind hole, the other end is coaxially arranged with guide pillar 52, described driving shaft 31 end is also provided with the mount pad 53 for fixing described guide pillar 52, described mount pad 53 is provided with the through hole passed for described guide pillar 52 along the axis of described anti-rotation axle sleeve 51, one end of described guide pillar 52 is fixedly installed described anti-rotation axle sleeve 51, one end of described guide pillar 52 is provided with relative to the fixing electromagnet 54 in described anti-rotation prism 33 position, described guide pillar 52 is made for ferrous material, described guide pillar 52 is set with spring 55, described spring 55 is between described anti-rotation axle sleeve 51 and described mount pad 53.
Same as the prior artly, described a kind of electronic whiteboard improving pick-up head mounting structure can also comprise particularly: driving arrangement, power supply unit, loudspeaker apparatus.Described driving arrangement comprises the processor of operation Android system particularly as MST801 chip and LCD TV decoding chip; Described processor comprises the HDMI signal output part, UART interface, the USB interface that export HDMI signal; Described LCD TV decoding chip comprises UART interface, receives the HDMI of the HDMI signal that described processor exports, audio signal output end and Low Voltage Differential Signal output; Described processor is connected by respective UART interface communication with LCD TV decoding chip; Display device is electrically connected with the USB interface of processor; The HDMI of described processor and LCD TV decoding chip is electrically connected with the HDMI signal output part of described processor.In addition, described LCD TV decoding chip can also arrange some Signal reception interfaces, and described Signal reception interface can be selected from one or more that receive the Tuner interface of TV signal, the AV interface of receiving video signals and receive in the D-SUB interface of VGA signal.
During work, first to input current in electromagnet 54, electromagnet 54 attracts described guide pillar 52, anti-rotation axle sleeve 51 and anti-rotation prism 33 are separated, thus the locking removed driving shaft 31, make the driving shaft 31 of micro-step motor 3 rotate fixed angle by input electrical signal, thus drive driven gear 42 to rotate fixed angle, make driving rack 13 drive optical sensor end 11 to be subjected to displacement relative to driven gear 42 together, namely rotate around described installation rotating shaft 2 and regulate sensing angle; After adjustment, the current interruptions of input in electromagnet 54, electromagnet 54 removes the attraction to described guide pillar 52, and anti-rotation axle sleeve 51 is combined with anti-rotation prism 33 under spring 55 acts on, thus the rotation of restriction driving shaft 31, to keep the stability of camera 1 sensing angle.
Above content is in conjunction with specific embodiments to the detailed description that the utility model is done, and can not assert that the utility model is specifically implemented to be only limitted to these explanations.For the utility model person of ordinary skill in the field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as the scope belonging to the utility model protection.
Claims (3)
1. improve an electronic whiteboard for pick-up head mounting structure, it is characterized in that, comprising:
For sensing the camera (1) of touch control operation object, described camera (1) one end is optical sensor end (11), the other end is for installing stiff end (12), the described installation stiff end (12) of described camera (1) is fixedly mounted by the installation rotating shaft (2) perpendicular to described camera (1) axis, and the described optical sensor end (11) of described camera (1) can regulate sensing angle around the rotation of described installation rotating shaft (2);
Micro-step motor (3), described micro-step motor (3) drives the described optical sensor end (11) of described camera (1) to rotate around described installation rotating shaft (2) by transmission mechanism, described transmission mechanism comprises the fixing power transmission shaft (4) of axial location, the two ends of described power transmission shaft (4) are respectively arranged with driving gear (41) and driven gear (42), described micro-step motor (3) is provided with driving shaft (31), described driving shaft (31) is provided with the driven wheel (32) be meshed with described driving gear (41), the described optical sensor end (11) of described camera (1) is provided with the driving rack (13) be meshed with described driven gear (42), the number of teeth of described driven wheel (32) is less than described driving gear (41), the number of teeth of described driven gear (42) is also less than described driving gear (41).
2. the as claimed in claim 1 a kind of electronic whiteboard improving camera (1) mounting structure, is characterized in that, described driving rack (13) for circular arc and the center of circle be positioned on the axis of described installation rotating shaft (2).
3. a kind of electronic whiteboard improving camera (1) mounting structure as claimed in claim 1, it is characterized in that, described driving shaft (31) end of described micro-step motor (3) is provided with anti-rotation prism (33), and the end of described driving shaft (31) is provided with the anti-rotation axle sleeve (51) coordinated with described anti-rotation prism (33), described anti-rotation axle sleeve (51) is provided with the blind hole of the shape prism structure identical with described anti-rotation prism (33), described anti-rotation axle sleeve (51) one end is provided with described blind hole, the other end is coaxially arranged with guide pillar (52), described driving shaft (31) end is also provided with the mount pad (53) for fixing described guide pillar (52), described mount pad (53) is provided with the through hole passed for described guide pillar (52) along the axis of described anti-rotation axle sleeve (51), one end of described guide pillar (52) is fixedly installed described anti-rotation axle sleeve (51), one end of described guide pillar (52) is provided with relative to the fixing electromagnet (54) in described anti-rotation prism (33) position, described guide pillar (52) is made for ferrous material, described guide pillar (52) is set with spring (55), described spring (55) is positioned between described anti-rotation axle sleeve (51) and described mount pad (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495735.6U CN204929015U (en) | 2015-07-10 | 2015-07-10 | Improve camera mounting structure's whiteboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495735.6U CN204929015U (en) | 2015-07-10 | 2015-07-10 | Improve camera mounting structure's whiteboard |
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| Publication Number | Publication Date |
|---|---|
| CN204929015U true CN204929015U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520495735.6U Active CN204929015U (en) | 2015-07-10 | 2015-07-10 | Improve camera mounting structure's whiteboard |
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| CN (1) | CN204929015U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842966A (en) * | 2016-06-14 | 2016-08-10 | 刘玲 | Intelligent adjustable projector |
| CN107846544A (en) * | 2017-12-19 | 2018-03-27 | 华勤通讯技术有限公司 | Camera device |
| CN109410930A (en) * | 2018-10-09 | 2019-03-01 | 广西科技师范学院 | Interactive function mirror based on speech recognition |
| CN112637450A (en) * | 2020-11-17 | 2021-04-09 | 王丽 | Camera of mobile terminal and use method thereof |
-
2015
- 2015-07-10 CN CN201520495735.6U patent/CN204929015U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842966A (en) * | 2016-06-14 | 2016-08-10 | 刘玲 | Intelligent adjustable projector |
| CN107846544A (en) * | 2017-12-19 | 2018-03-27 | 华勤通讯技术有限公司 | Camera device |
| CN109410930A (en) * | 2018-10-09 | 2019-03-01 | 广西科技师范学院 | Interactive function mirror based on speech recognition |
| CN109410930B (en) * | 2018-10-09 | 2022-09-30 | 广西科技师范学院 | Interactive function mirror based on speech recognition |
| CN112637450A (en) * | 2020-11-17 | 2021-04-09 | 王丽 | Camera of mobile terminal and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Improve camera mounting structure's whiteboard Effective date of registration: 20160830 Granted publication date: 20151230 Pledgee: Industrial Bank Limited by Share Ltd Hefei branch Pledgor: ANHUI TELIT TECHNOLOGY CO., LTD. Registration number: 2016340000047 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170815 Granted publication date: 20151230 Pledgee: Industrial Bank Limited by Share Ltd Hefei branch Pledgor: ANHUI TELIT TECHNOLOGY CO., LTD. Registration number: 2016340000047 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Improve camera mounting structure's whiteboard Effective date of registration: 20170828 Granted publication date: 20151230 Pledgee: Industrial Bank Limited by Share Ltd Hefei branch Pledgor: ANHUI TELIT TECHNOLOGY CO., LTD. Registration number: 2017340000177 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |