CN211207546U

CN211207546U - Head-wearing type synchronous teaching demonstration camera device

Info

Publication number: CN211207546U
Application number: CN202020230577.2U
Authority: CN
Inventors: 陈玉萍; 石松伟; 张家梅
Original assignee: Wuxi Institute Of Communications Technology
Current assignee: Wuxi Institute Of Communications Technology
Priority date: 2020-03-01
Filing date: 2020-03-01
Publication date: 2020-08-07
Anticipated expiration: 2030-03-01

Abstract

The utility model provides a head-wearing type synchronous teaching demonstration camera device, which comprises a head hoop worn on the head, wherein the outer side of the head hoop is provided with a fixed seat, the fixed seat is rotatably provided with a rotating seat through a driving mechanism, the rotating seat is fixed with a first micro motor, a motor shaft of the first micro motor is rotatably provided with a mounting seat, one end of the mounting seat is fixed with a synchronous camera through a detachable mechanism, the other end of the mounting seat is fixed with a second micro motor, a motor shaft of the second micro motor is provided with a gyroscope, the fixed seat is also fixed with a power supply box for supplying power, the power supply box is electrically connected with the first micro motor, the second micro motor and the synchronous camera, the utility model can freely adjust the camera angle of the synchronous camera according to the position of an article, solves the problems of small shooting range and camera shake, and can replace the synchronous camera according to the needs, the device has the characteristics of large shooting range, stable and clear shot images and simple disassembly and assembly operation.

Description

Head-wearing type synchronous teaching demonstration camera device

Technical Field

The utility model belongs to the technical field of teaching aid technique and specifically relates to a wear-type synchronous teaching demonstration camera device is related to.

Background

In the teaching process, for helping the student faster, more accurate grasp the content of imparting knowledge to students, the teacher can demonstrate with the help of various teaching aids or actual article, but for the convenience, the demonstration article are general less, and the student hardly sees the detail of whole demonstration process clearly, consequently, the mr market needs demonstrate with the help of presentation device.

A wearable teaching demonstration device is proposed in chinese patent application No. 201721369278.1, which mainly has the following problems: the first is that the camera structure is worn at the chest position of a user, only images in front of the user can be captured, the direction of the camera cannot be adjusted, and the shooting range is small; secondly, when the teacher moves, the camera shooting structure is easy to shake, so that the captured image is fuzzy.

Therefore, there is a need for a head-mounted synchronous teaching demonstration camera that can solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a synchronous teaching demonstration camera device of wear-type can be according to the angle of making a video recording of the synchronous camera of the free adjustment of position that article were located, has solved the problem that the shooting scope is little and the camera shake to can change synchronous camera as required, have the shooting scope big, shoot that the image is stable clear, dismouting easy operation's characteristics.

The technical scheme of the utility model is realized like this:

head-mounted synchronous teaching demonstration camera device, including wearing at overhead head hoop, the outside of head hoop is equipped with a fixing base, rotate through actuating mechanism on the fixing base and install and rotate the seat, it is fixed with first micro motor to rotate on the seat, rotate on first micro motor's the motor shaft and install the mount pad, the one end of mount pad is fixed with the synchronous camera that is connected with multimedia equipment through detachable construction, the other end of mount pad is fixed with second micro motor, install the top on second micro motor's the motor shaft and lean on in the gyroscope of synchronous camera one end, still be fixed with the power supply box that is used for the power supply on the fixing base, the power supply box with first micro motor, second micro motor and synchronous camera are the electricity and connect.

As a preferred technical scheme, actuating mechanism including set up in first installation cavity on the fixing base, rotate in the first installation cavity through the axis of rotation install one with rotate the coaxial turbine that sets up of seat, the one end of axis of rotation rotate install in on the first installation intracavity wall, the other end of axis of rotation stretches out the fixing base, rotate seat fixed mounting in the other end of axis of rotation, the below of turbine rotate install one with the worm that the turbine meshed mutually, the one end of worm stretches out first installation cavity, the worm stretches out the one end fixed mounting of first installation cavity is on third micro motor's motor shaft, third micro motor's casing is fixed in on the fixing base.

As a preferred technical scheme, the detachable mechanism includes a sliding seat, a sliding cavity parallel to the synchronous camera is arranged in the sliding seat, one end of the mounting seat close to the sliding seat is slidably mounted in the sliding cavity, a connecting plate perpendicular to the mounting seat is fixed at the bottom of the mounting seat, a second mounting cavity opposite to the connecting plate is further arranged in the sliding seat, a reset spring is arranged in the second mounting cavity, one end of the reset spring is fixed on the inner wall of the second mounting cavity, and the other end of the reset spring extends out of the second mounting cavity and is fixed on the connecting plate.

As a preferred technical scheme, one end of the sliding seat is provided with a fixing plate parallel to the connecting plate, the end part of the front end of the synchronous camera abuts against the fixing plate, the fixing plate is provided with a through hole opposite to the synchronous camera, the front end of the synchronous camera is provided with a camera, and the camera penetrates through the through hole and extends out of the fixing plate.

As a preferable technical solution, an end of the gyroscope is provided with a clamping groove for fixing the synchronous camera, and a rear end of the synchronous camera is clamped in the clamping groove.

By adopting the technical scheme, the beneficial effects of the utility model are that:

because synchronous teaching demonstration camera device of wear-type includes head hoop, fixing base, rotation seat, mount pad and synchronous camera, uses the utility model discloses a method as follows:

firstly, selecting a proper synchronous camera according to the conditions of size, type and the like of an article to be displayed, pulling a sliding seat outwards by a teacher with a hand to enable the sliding seat to be far away from a mounting seat, stretching a return spring at the moment, increasing the distance between a fixed plate and a gyroscope, clamping the rear end of the selected synchronous camera into a clamping groove at the end part of the gyroscope, horizontally placing the synchronous camera at the top of the mounting seat, loosening the hand for pulling the sliding seat, driving the sliding seat to move back to the original position under the elastic force of the return spring, abutting a fixed plate against the front end part of the synchronous camera, fixing the synchronous camera by the fixed plate and the gyroscope together, and extending the camera out of the fixed plate through a through hole;

secondly, the first micro motor drives the mounting seat and the synchronous camera to rotate, the camera realizes shooting at the front, the rear and the two sides of the head of the teacher, the third micro motor is started to drive the worm to rotate, the worm drives the turbine and the rotating seat to rotate, the camera can shoot above, below and the two sides of the head of the teacher, the synchronous camera transmits pictures shot by the camera to multimedia equipment in the classroom in real time, and the multimedia equipment transmits the shot pictures to a large screen for demonstration of students.

Compared with the traditional wearable teaching demonstration camera device in which the shooting angle of the camera cannot be adjusted, the utility model can shoot the direction of the object relative to the head of the teacher according to the requirement, and can shoot the object in any direction by adjusting the shooting range of the synchronous camera with the head of the teacher as the center, thereby greatly enlarging the shooting range of the synchronous camera; meanwhile, the gyroscope is clamped at the rear end of the synchronous camera, the gyroscope can adjust the synchronous camera in real time, the problem that the camera shakes due to shaking of the head of a teacher is avoided, and if the camera shakes seriously, a shot picture shakes or is blurred, so that the shooting stability of the camera is improved, and the picture shot by the camera is guaranteed to be clear all the time; and the synchronous camera can be detachably fixed on the mounting seat and the sliding seat, so that the assembly and disassembly are very simple, and teachers can select different types of synchronous cameras according to different required display articles or environments.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a side view of FIG. 2;

fig. 4 is a schematic structural view of the driving mechanism of the present invention;

fig. 5 is a schematic structural diagram of the detachable mechanism of the present invention.

Wherein: 1. a head band; 2. a fixed seat; 3. a rotating seat; 4. a first micro motor; 5. a mounting seat; 6. synchronizing the cameras; 7. a second micro motor; 8. a gyroscope; 9. a power supply box; 10. a first mounting cavity; 11. a rotating shaft; 12. a turbine; 13. a worm; 14. a third micro motor; 15. a sliding seat; 16. a sliding cavity; 17. a connecting plate; 18. a second mounting cavity; 19. a return spring; 20. a fixing plate; 21. a through hole; 22. a camera; 23. and (4) clamping the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a head-mounted synchronous teaching demonstration camera device includes a head band 1 worn on the head, a fixing seat 2 is arranged on the outer side of the head band 1, a rotating seat 3 is installed on the fixing seat 2 through a driving mechanism in a rotating manner, a first micro motor 4 is fixed on the rotating seat 3, a mounting seat 5 is installed on a motor shaft of the first micro motor 4 in a rotating manner, a synchronous camera 6 connected with multimedia equipment is fixed at one end of the mounting seat 5 through a detachable mechanism, a second micro motor 7 is fixed at the other end of the mounting seat 5, a gyroscope 8 abutting against one end of the synchronous camera 6 is installed on the motor shaft of the second micro motor 7, a power supply box 9 used for supplying power is further fixed on the fixing seat 2, and the power supply box 9 is electrically connected with the first micro motor 4, the second micro motor 7 and the synchronous camera 6.

As shown in fig. 4, the driving mechanism includes a first mounting cavity 10 disposed on the fixing base 2, a turbine 12 disposed coaxially with the rotating base 3 is rotatably mounted in the first mounting cavity 10 through a rotating shaft 11, one end of the rotating shaft 11 is rotatably mounted on an inner wall of the first mounting cavity 10, the other end of the rotating shaft 11 extends out of the fixing base 2, the rotating base 3 is fixedly mounted at the other end of the rotating shaft 11, a worm 13 engaged with the turbine 12 is rotatably mounted below the turbine 12, one end of the worm 13 extends out of the first mounting cavity 10, one end of the worm 13 extending out of the first mounting cavity 10 is fixedly mounted on a motor shaft of a third micro motor 14, a housing of the third micro motor 14 is fixed on the fixing base 2, compared with a traditional wearable teaching demonstration camera device, a shooting angle of the camera cannot be adjusted, in the utility model, the direction of an object relative to a teacher's head can be shot as required, the image pickup range of the synchronous camera 6 is adjusted, so that the object in any direction can be picked up by taking the head of the teacher as the center, and the image pickup range of the synchronous camera 6 is greatly expanded.

As shown in fig. 5, the detachable mechanism includes a sliding seat 15, a sliding cavity 16 parallel to the synchronous camera 6 is provided in the sliding seat 15, one end of the mounting seat 5 close to the sliding seat 15 is slidably mounted in the sliding cavity 16, a connecting plate 17 perpendicular to the mounting seat 5 is fixed at the bottom of the mounting seat 5, a second mounting cavity 18 opposite to the connecting plate 17 is further provided in the sliding seat 15, a return spring 19 is provided in the second mounting cavity 18, one end of the return spring 19 is fixed on the inner wall of the second mounting cavity 18, the other end of the return spring 19 extends out of the second mounting cavity 18 and is fixed on the connecting plate 17, in this embodiment, the return spring 19 is an extension spring.

Wherein, the one end of sliding seat 15 is equipped with the fixed plate 20 that is on a parallel with connecting plate 17, and the tip top of 6 front ends of synchronous camera leans on fixed plate 20, is equipped with the through-hole 21 that sets up relatively with synchronous camera 6 on fixed plate 20, and the front end of synchronous camera 6 is equipped with camera 22, and camera 22 passes through-hole 21 and stretches out fixed plate 20 the utility model discloses in, synchronous camera 6 demountable fixation is at mount pad 5 and sliding seat 15, and the loading and unloading is just done very simply, and the teacher can choose the synchronous camera 6 of different grade type for use according to the difference of required show article or environment.

Moreover, the tip of gyroscope 8 is equipped with the block recess 23 that is used for fixed synchronous camera 6, and the rear end block of synchronous camera 6 fits in block recess 23 the utility model discloses in, synchronous camera 6's rear end block has gyroscope 8, and gyroscope 8 can adjust synchronous camera 6 in real time, avoids appearing rocking the problem that makes camera 22 shake because of teacher's head, and camera 22 is if the shake seriously very easily causes the picture of shooing shake or the picture is fuzzy, thereby has improved the utility model discloses the stability of camera 22 shooting guarantees that the picture that camera 22 shot keeps clear all the time.

The method of the utility model is as follows:

firstly, selecting a proper synchronous camera 6 according to the conditions of the size, the type and the like of an article to be displayed, pulling the sliding seat 15 outwards by a teacher with hands to enable the sliding seat 15 to be far away from the installation seat 5, stretching the return spring 19 at the moment, increasing the distance between the fixed plate 20 and the gyroscope 8, clamping the rear end of the selected synchronous camera 6 into the clamping groove 23 at the end part of the gyroscope 8, horizontally placing the synchronous camera 6 at the top of the installation seat 5, then loosening the hands pulling the sliding seat 15, driving the sliding seat 15 to move back to the original position under the elastic force of the return spring 19, enabling the fixed plate 20 to abut against the front end part of the synchronous camera 6, fixing the synchronous camera 6 by the fixed plate 20 and the gyroscope 8 together, and enabling the camera 22 to extend out of the fixed plate 20 through the through hole 21;

secondly, the first micro motor 4 drives to drive the mounting base 5 and the synchronous camera 6 to rotate, the camera 22 realizes shooting at the front, the rear and the two sides of the head of the teacher, the third micro motor 14 is started to drive the worm 13 to rotate, the worm 13 drives the turbine 12 and the rotating base 3 to rotate, the camera 22 realizes shooting at the upper part, the lower part and the two sides of the head of the teacher, the synchronous camera 6 transmits the pictures shot by the camera 22 to the multimedia equipment in the classroom in real time, and the multimedia equipment transmits the shot pictures to a large screen for demonstration of students.

To sum up, the utility model provides a synchronous teaching demonstration camera device of wear-type can freely adjust the angle of making a video recording of synchronous camera 6 according to the position that article were located, has solved the problem that the shooting scope is little and camera 22 shake to can change synchronous camera 6 as required, have that the shooting scope is big, the shooting image is stable clear, dismouting easy operation's characteristics.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Head-mounted synchronous teaching demonstration camera device, its characterized in that, including wearing the head hoop on head, the outside of head hoop is equipped with a fixing base, rotate through actuating mechanism and install the rotation seat on the fixing base, it is fixed with first micro motor to rotate on the rotation seat, rotate on first micro motor's the motor shaft and install the mount pad, the one end of mount pad is fixed with the synchronous camera that is connected with multimedia apparatus through detachable mechanism, the other end of mount pad is fixed with second micro motor, install the top on second micro motor's the motor shaft and lean on in the gyroscope of synchronous camera one end, still be fixed with the power supply case that is used for the power supply on the fixing base, the power supply case with first micro motor, second micro motor and synchronous camera are the electricity and are connected.

2. The head-mounted synchronous teaching demonstration camera device according to claim 1, wherein the driving mechanism includes a first mounting cavity disposed on the fixing base, a turbine coaxially disposed with the rotating base is rotatably mounted in the first mounting cavity through a rotating shaft, one end of the rotating shaft is rotatably mounted on an inner wall of the first mounting cavity, the other end of the rotating shaft extends out of the fixing base, the rotating base is fixedly mounted on the other end of the rotating shaft, a worm meshed with the turbine is rotatably mounted below the turbine, one end of the worm extends out of the first mounting cavity, one end of the worm extending out of the first mounting cavity is fixedly mounted on a motor shaft of a third micro motor, and a housing of the third micro motor is fixed on the fixing base.

3. The head-mounted synchronous teaching demonstration camera device according to claim 1, wherein the detachable mechanism comprises a sliding seat, a sliding cavity parallel to the synchronous camera is provided in the sliding seat, one end of the mounting seat close to the sliding seat is slidably mounted in the sliding cavity, a connecting plate perpendicular to the mounting seat is fixed at the bottom of the mounting seat, a second mounting cavity opposite to the connecting plate is further provided in the sliding seat, a return spring is provided in the second mounting cavity, one end of the return spring is fixed on the inner wall of the second mounting cavity, and the other end of the return spring extends out of the second mounting cavity and is fixed on the connecting plate.

4. The head-mounted synchronous teaching demonstration camera device according to claim 3, wherein a fixing plate parallel to the connecting plate is disposed at one end of the sliding seat, an end portion of the front end of the synchronous camera abuts against the fixing plate, a through hole is disposed on the fixing plate and opposite to the synchronous camera, and a camera is disposed at the front end of the synchronous camera and penetrates through the through hole and extends out of the fixing plate.

5. The head-mounted synchronous teaching demonstration camera device according to claim 4, wherein the end of the gyroscope is provided with a clamping groove for fixing the synchronous camera, and the rear end of the synchronous camera is clamped in the clamping groove.