CN216868029U

CN216868029U - Multimedia teaching is with throwing screen camera

Info

Publication number: CN216868029U
Application number: CN202220627667.4U
Authority: CN
Inventors: 黄方文
Original assignee: Shenzhen Weiaipu Information Technology Co ltd
Current assignee: Shenzhen Weiaipu Information Technology Co ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-07-01
Anticipated expiration: 2032-03-21

Abstract

The utility model relates to the technical field of multimedia teaching, in particular to a screen projection camera for multimedia teaching, which comprises a camera, a key and a protective device, wherein the key is arranged on the surface of the camera, the protective device comprises a connecting belt, the connecting belt is fixedly connected with the surface of the camera, the connecting belt is arranged on one side of the camera, one end of the connecting belt is fixedly connected with a sealing block, the sealing block is clamped with the inner wall of the camera, the surface of the camera is fixedly connected with a clamping block, the sealing block is sleeved on the surface of the clamping block, the surface of the sealing block is fixedly connected with a limiting sleeve, and the limiting sleeve is arranged on one side of the camera. According to the utility model, by arranging the protection device, the data interface of the screen projecting camera is effectively protected, the probability of dust entering the interface of the screen projecting camera is reduced, the probability of poor contact of the screen projecting camera is reduced, the service life of the screen projecting camera is prolonged, the damage rate of the screen projecting camera is reduced, and the economic loss of a user is reduced.

Description

Multimedia teaching is with throwing screen camera

Technical Field

The utility model relates to the technical field of multimedia teaching, in particular to a screen projection camera for multimedia teaching.

Background

Multimedia is a complex of multiple media, typically including text, sound, and images. In a computer system, multimedia refers to a man-machine interactive information exchange and dissemination medium that combines two or more media.

Along with the development of the society, a screen projecting camera is often used for teaching in multimedia teaching, at present, most of data interfaces of the screen projecting camera are often in an open state, and when equipment is used, dust in the air is easy to adhere to the data interfaces of the equipment, so that the condition that the screen projecting camera is in poor contact is caused, the normal use of the screen projecting camera is not facilitated, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a screen projection camera for multimedia teaching.

In order to achieve the purpose, the utility model adopts the following technical scheme: a screen projection camera for multimedia teaching comprises a camera, keys and a protective device, wherein the keys are arranged on the surface of the camera, the protective device is arranged on the surface of the camera and comprises a connecting belt which is fixedly connected with the surface of the camera, the connecting band is arranged at one side of the camera, one end of the connecting band is fixedly connected with a sealing block, the sealing block is clamped with the inner wall of the camera, the surface of the camera is fixedly connected with a clamping block, the sealing block is sleeved on the surface of the clamping block, the surface of the sealing block is fixedly connected with a limiting sleeve, the limiting sleeve is arranged at one side of the camera, the surface of the camera is rotationally connected with a limiting plate, the limiting plate is clamped with the inner wall of the limiting sleeve, the longitudinal section of the limiting plate is arranged in a T shape, and the limiting plate can be matched with the limiting sleeve to achieve the purpose of limiting the closed block.

Preferably, the inner wall threaded connection of stop collar has the gag lever post, the gag lever post is located one side setting of camera, the inner wall threaded connection of gag lever post and limiting plate, the gag lever post can cooperate in order to reach the purpose of restriction closed block with the stop collar.

Preferably, the surface of the camera is provided with an anti-slip device, the anti-slip device comprises a slideway, the slideway is arranged on the surface of the camera, and the slideway can be matched with the camera to achieve the purpose of guiding and supporting the push plate.

Preferably, the inner wall fixedly connected with slide bar of slide, the slide bar is located the below setting of button, the surperficial sliding connection of slide bar has the push pedal, the inner wall sliding connection of push pedal and slide, slide bar can cooperate in order to reach the guide and support the purpose of push pedal with the slide.

Preferably, the fixed surface of push pedal is connected with the sucking disc, the sucking disc is located the below setting of button, fixedly connected with pulling spring between push pedal and the slide, the pulling spring is located the below setting of button, and the sucking disc can cooperate in order to reach skid-proof purpose with the push pedal.

Preferably, the inner wall threaded connection of slide has the locating lever, the one end of locating lever and the inner wall joint of push pedal, the locating lever can cooperate in order to reach the purpose that the restriction push pedal removed with push pedal and slide.

Compared with the prior art, the utility model has the advantages and positive effects that:

according to the utility model, by arranging the protection device, when the screen projecting camera is used, the screen projecting camera is protected, the sealing block is inserted into the camera, the sealing block is sleeved on the surface of the clamping block, the limiting plate is rotated and inserted into the limiting sleeve, the limiting rod is rotated, the limiting rod rotates and limits the sealing block to complete protection, and by arranging the protection device, a data interface of the screen projecting camera is effectively protected, the probability of dust entering the interface of the screen projecting camera is reduced, the probability of poor contact of the screen projecting camera is reduced, the service life of the screen projecting camera is prolonged, the damage rate of the screen projecting camera is reduced, and the economic loss of a user is reduced.

Drawings

FIG. 1 is a schematic perspective view of a projection camera for multimedia teaching according to the present invention;

FIG. 2 is a schematic structural diagram of a protection device of a projection camera for multimedia teaching according to the present invention;

FIG. 3 is a schematic diagram of a structure at A in FIG. 2 of a screen projection camera for multimedia teaching according to the present invention;

FIG. 4 is a schematic structural view of an anti-skid device of a projection camera for multimedia teaching according to the present invention;

fig. 5 is a schematic structural diagram of a projection camera for multimedia teaching at B in fig. 4.

Illustration of the drawings:

1. a camera; 2. pressing a key; 3. a guard; 31. a clamping block; 32. a limiting plate; 33. a limiting rod; 34. a sealing block; 35. a limiting sleeve; 36. a connecting belt; 4. an anti-skid device; 41. positioning a rod; 42. a slideway; 43. pulling the spring; 44. a suction cup; 45. pushing the plate; 46. a slide bar.

Detailed Description

Referring to fig. 1-5, the present invention provides a technical solution: a projection screen camera for multimedia teaching comprises a camera 1, keys 2 and a protection device 3, wherein the keys 2 are arranged on the surface of the camera 1, and the protection device 3 is arranged on the surface of the camera 1.

The following describes the anti-skid device 4 and the specific arrangement and function of the anti-skid device 4.

In this embodiment: the protection device 3 comprises a connecting belt 36, the connecting belt 36 is fixedly connected with the surface of the camera 1, the connecting belt 36 is arranged on one side of the camera 1, one end of the connecting belt 36 is fixedly connected with a sealing block 34, the sealing block 34 is clamped with the inner wall of the camera 1, the surface of the camera 1 is fixedly connected with a clamping block 31, the sealing block 34 is sleeved on the surface of the clamping block 31, the surface of the sealing block 34 is fixedly connected with a limiting sleeve 35, the limiting sleeve 35 is arranged on one side of the camera 1, when the screen projecting camera is used, the screen projecting camera is protected, the sealing block 34 is inserted into the camera 1, the sealing block 34 is sleeved on the surface of the clamping block 31, a limiting plate 32 is rotated and inserted into the limiting sleeve 35, a limiting rod 33 is rotated, the limiting rod 33 rotates and limits the sealing block 34 to complete protection, and by arranging the protection device 3, the data interface of the screen projecting camera is effectively protected, the probability of dust entering at the interface of the screen projecting camera is reduced, the probability of poor contact of the screen projecting camera is reduced, the service life of the screen projecting camera is prolonged, the damage rate of the screen projecting camera is reduced, and the economic loss of a user is reduced.

Specifically, the surface of the camera 1 is rotatably connected with a limiting plate 32, the limiting plate 32 is clamped with the inner wall of a limiting sleeve 35, the longitudinal section of the limiting plate 32 is arranged in a T shape, and the limiting plate 32 can be matched with the limiting sleeve 35 to achieve the purpose of limiting the sealing block 34.

Specifically, the inner wall of the position limiting sleeve 35 is connected with a position limiting rod 33 through threads, the position limiting rod 33 is arranged on one side of the camera 1, and the position limiting rod 33 is connected with the inner wall of the position limiting plate 32 through threads.

In this embodiment: the stop rod 33 can cooperate with a stop collar 35 for the purpose of restraining the closure block 34.

In this embodiment: the surface of camera 1 is provided with antiskid 4, antiskid 4 includes slide 42, slide 42 is seted up on camera 1's surface, slide 42 can cooperate with camera 1 in order to reach the purpose of guide and support push pedal 45, throw the screen camera when using, pulling push pedal 45, push pedal 45 removes and promotes sucking disc 44, when sucking disc 44 removes the assigned position, rotate gag lever post 33, gag lever post 33 limits push pedal 45, push pedal 45 can't remove, put camera 1 on the desktop, accomplish anti-skidding, through setting up antiskid 4, it drags the gliding condition of appearance to reduce to throw the screen camera in use and to receive the wire, reduce and throw the screen camera and fall the probability that the damage appears, improve the stability of throwing the screen camera.

Specifically, a sliding rod 46 is fixedly connected to the inner wall of the slideway 42, the sliding rod 46 is arranged below the key 2, a push plate 45 is connected to the surface of the sliding rod 46 in a sliding manner, and the push plate 45 is connected to the inner wall of the slideway 42 in a sliding manner.

In this embodiment: the slide bar 46 may cooperate with the slide way 42 for the purpose of guiding and supporting the push plate 45.

Specifically, the fixed surface of the pushing plate 45 is connected with a sucker 44, the sucker 44 is arranged below the key 2, a pulling spring 43 is fixedly connected between the pushing plate 45 and the slide rail 42, the pulling spring 43 is arranged below the key 2, and the sucker 44 can be matched with the pushing plate 45 to achieve the anti-skid purpose.

Specifically, the inner wall of the slide rail 42 is connected with a positioning rod 41 through a screw thread, and one end of the positioning rod 41 is clamped with the inner wall of the push plate 45.

In this embodiment: the positioning rod 41 can cooperate with the push plate 45 and the slide way 42 to limit the movement of the push plate 45.

The working principle is as follows: by arranging the protection device 3, when the screen projecting camera is used, the screen projecting camera is protected, the sealing block 34 is inserted into the camera 1, the sealing block 34 is sleeved on the surface of the clamping block 31, the limiting plate 32 is rotated and inserted into the limiting sleeve 35, the limiting rod 33 is rotated, the limiting rod 33 rotates and limits the sealing block 34 to finish protection, by arranging the protection device 3, the data interface of the screen projecting camera is effectively protected, the probability of dust entering the interface of the screen projecting camera is reduced, the probability of poor contact of the screen projecting camera is reduced, the service life of the screen projecting camera is prolonged, the damage rate of the screen projecting camera is reduced, the economic loss of a user is reduced, in addition, by arranging the anti-skid device 4, when the screen projecting camera is used, the push plate 45 is pulled, the push plate 45 moves and pushes the suction disc 44, when the suction disc 44 moves to a designated position, the limiting rod 33 is rotated, the gag lever post 33 restricts push pedal 45, and push pedal 45 can't remove, puts camera 1 on the desktop, accomplishes the antiskid, through setting up antiskid 4, reduces to throw screen camera in use and is dragged the gliding condition that appears by the wire, reduces to throw the screen camera and falls the probability that the damage appears, improves the stability of throwing the screen camera.

Claims

1. The utility model provides a multimedia teaching is with throwing screen camera, includes camera (1), button (2) and protector (3), its characterized in that: the surface of camera (1) is provided with button (2), protector (3) set up at camera (1) on the surface, protector (3) include connecting band (36), connecting band (36) are connected with the fixed surface of camera (1), one side that connecting band (36) are located camera (1) sets up, one end fixedly connected with closing block (34) of connecting band (36), the inner wall joint of closing block (34) and camera (1), the fixed surface of camera (1) is connected with fixture block (31), closing block (34) cover is established on the surface of fixture block (31), the fixed surface of closing block (34) is connected with stop collar (35), one side setting that stop collar (35) are located camera (1).

2. The screen projection camera for multimedia teaching as claimed in claim 1, wherein: the surface of the camera (1) is rotatably connected with a limiting plate (32), the limiting plate (32) is clamped with the inner wall of a limiting sleeve (35), and the longitudinal section of the limiting plate (32) is arranged in a T shape.

3. The screen projection camera for multimedia teaching as claimed in claim 2, wherein: the inner wall threaded connection of stop collar (35) has gag lever post (33), gag lever post (33) are located one side setting of camera (1), gag lever post (33) and the inner wall threaded connection of limiting plate (32).

4. The screen projection camera for multimedia teaching as claimed in claim 1, wherein: the surface of camera (1) is provided with antiskid (4), antiskid (4) include slide (42), set up on the surface of camera (1) slide (42), the inner wall fixedly connected with slide bar (46) of slide (42), slide bar (46) are located the below setting of button (2), the surperficial sliding connection of slide bar (46) has push pedal (45), the inner wall sliding connection of push pedal (45) and slide (42).

5. The screen projection camera for multimedia teaching as claimed in claim 4, wherein: the surface of the push plate (45) is fixedly connected with a sucker (44), and the sucker (44) is arranged below the key (2).

6. The screen projection camera for multimedia teaching as claimed in claim 4, wherein: fixedly connected with pulling spring (43) between push pedal (45) and slide (42), pulling spring (43) are located the below setting of button (2).

7. The screen projection camera for multimedia teaching as claimed in claim 4, wherein: the inner wall threaded connection of slide (42) has locating lever (41), the one end of locating lever (41) and the inner wall joint of push pedal (45).