CN216211611U

CN216211611U - Portable drawing teaching instrument

Info

Publication number: CN216211611U
Application number: CN202122697082.8U
Authority: CN
Inventors: 陈强
Original assignee: Anhui Sanaisi Technology Co ltd
Current assignee: Anhui Sanaisi Technology Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-04-05
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a portable drawing teaching instrument, relates to the technical field of drawing teaching, and aims to solve the problem that the teaching cost is overhigh because the projection teaching can be carried out by using a projector and a material object display platform which are matched with each other in the existing material object projector, wherein two sides of the teaching projector are rotatably provided with rotary carrying handles, one side above the teaching projector is fixedly provided with a sound amplifying sound box, the other side above the teaching projector is provided with a containing groove, a rotary containing block is rotatably arranged in the containing groove, the upper end of the rotary containing block is rotatably provided with a material object projection end, a camera is arranged below the front end of the material object projection end, the rear side of the camera is provided with a brightening lamp, a microphone is arranged above the front end of the material object projection end, supporting foot pads are fixedly arranged at four corners below the teaching projector and are made of rubber, teaching projecting apparatus front end one side is fixed to be provided with projecting lens, and projecting lens one side rectangle is provided with a plurality of louvres.

Description

Portable drawing teaching instrument

Technical Field

The utility model relates to the technical field of drawing teaching, in particular to a portable drawing teaching instrument.

Background

The drawing is the meaning of drawing pictures and drawings, is usually used for building drawing, product drawing and the like, the existing partial drawing work also needs to be performed by hand drawing, so that a teaching instrument is needed to perform the hand drawing teaching work, the commonly used instrument is a physical projector, the physical projector is a horizontal reflective optical projection instrument, generally consists of a projector and a physical display platform, and opaque printed matters such as pictures, books, reports, samples and the like, or pictures and physical objects can be directly projected onto a screen to be viewed and taught after being amplified.

The existing object projector can perform projection teaching only by matching the projector and the object display stand, so that the teaching cost is too high, and therefore a portable drawing teaching instrument is provided, so that the problem provided in the scheme is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a portable drawing teaching instrument, which aims to solve the problem that the teaching cost is too high because the existing object projector can carry out projection teaching only by matching the projector and an object display stand.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a portable drawing teaching instrument, includes teaching projector, teaching projector both sides are rotated and are installed and rotate the carrying handle, the fixed public address stereo set that is provided with in teaching projector top one side, teaching projector top opposite side has been seted up and has been accomodate the groove, and accomodate the inslot portion and rotate and install and rotate and accomodate the piece, it rotates to accomodate a piece upper end and installs the projection end in kind, projection end front end below in kind is provided with the camera, and the camera rear side is provided with the booster lamp, projection end front end top in kind is provided with the microphone.

Preferably, four corners fixed mounting in teaching projecting apparatus below have the support callus on the sole, and support the callus on the sole and be the rubber material.

Preferably, teaching projecting apparatus front end one side is fixed and is provided with projection lens, and projection lens one side rectangle is provided with a plurality of louvres, it rotates to accomodate a lower extreme and install in accomodating groove rear end to rotate.

Preferably, the size of the rotating storage block is smaller than that of the storage groove, the size of the object projection end is smaller than that of the storage groove, and the camera is electrically connected with the projection lens.

Preferably, the rear end of the sound amplifying sound box is provided with an adjusting knob, and the microphone is electrically connected with the sound amplifying sound box.

Preferably, the height of the upper end of the sound amplifying sound box is smaller than that of the bottom end of the middle position of the rotary carrying handle, and the rear end of the teaching projector is provided with a plug wire panel.

Compared with the prior art, the utility model has the beneficial effects that:

1. the rotary containing block and the object projecting end rotatably mounted at the upper end of the rotary containing block are contained by the containing groove formed in one side above the teaching projector, so that functions of the projector and the object display table are mutually fused and modularized, the teaching cost can be greatly reduced, the storage space is reduced, the convenience is improved, and the teaching projector can be conveniently moved by the rotary carrying handles rotatably mounted at two sides of the teaching projector.

2. According to the utility model, the microphone arranged above the front end of the real object projection end and the sound amplifying sound box arranged on one side above the teaching projector can amplify and emit the sound of the teaching personnel in the teaching process, so that the harm of loud speaking of the teaching personnel to the voice can be reduced, the learning personnel can hear the teaching contents more clearly, and the teaching quality can be improved.

Drawings

FIG. 1 is an isometric view of an operating condition of the present invention;

FIG. 2 is an isometric view of an operating condition of the present invention;

fig. 3 is an isometric view of another operating condition of the present invention.

In the figure: 1. a teaching projector; 2. rotating the carrying handle; 3. a projection lens; 4. heat dissipation holes; 5. a receiving groove; 6. amplifying sound; 7. adjusting a knob; 8. a patch panel; 9. rotating the storage block; 10. a real object projection end; 11. a booster lamp; 12. a camera; 13. a microphone; 14. supporting the foot pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a portable drawing teaching instrument, including teaching

projecting apparatus

1, 1 both sides of teaching projecting apparatus are rotated and are installed and rotate carrying handle 2, the fixed public address stereo set 6 that is provided with in 1 top one side of teaching projecting apparatus, 1 top opposite side of teaching projecting apparatus has been seted up and has been accomodate groove 5, and accomodate 5 internal rotation in groove and install and rotate and accomodate piece 9, it rotates and installs real object projection end 10 to accomodate piece 9 upper end, 10 front end belows in real object projection end are provided with camera 12, and camera 12 rear side is provided with the brightness enhancement lamp 11, be provided with microphone 13 in 10 front end tops in real object projection end,

microphone

13 and 1 top one side in teaching projecting apparatus that set up through 10 front end tops in real object projection end are provided with public address stereo set 6, expand teaching in-process sound and emit.

Further, four corners fixed mounting in teaching projecting apparatus 1 below have a support callus on the sole 14, and support callus on the sole 14 and be the rubber material, have greatly improved teaching projecting apparatus 1's stability, prevent that projecting lens 3 from rocking and lead to the projection unclear.

Further, the fixed projecting lens 3 that is provided with in teaching projecting apparatus 1 front end one side, and projecting lens 3 one side rectangle is provided with a plurality of louvres 4, rotates and accomodates 9 lower extremes of piece and rotate and install in accomodating 5 rear ends in groove, accomodates piece 9 and material object projection end 10 through accomodating 5 in teaching projecting apparatus 1 will rotate and accomodate, makes the function of projector and material object show stand fuse each other.

Further, it is less than and accomodate 5 sizes in the groove to rotate to accomodate 9 sizes, and the projection end 10 sizes in kind are less than and accomodate groove 5, camera 12 and projection lens 3 electric connection, and camera 12 can be with the teaching process of teaching personnel through projection lens 3 enlargies the back projection to the student on the screen.

Further, 6 rear ends of public address stereo sets are provided with adjust knob 7, and

microphone

13 and 6 electric connection of public address stereo sets to reduce the injury of the loud speaking of teaching personnel to the voice, can also make the study personnel hear the teaching content more clearly, in order to improve the teaching quality.

Further, the height that the height of public address stereo set 6 upper end is less than the height of rotating handle 2 intermediate position bottom, and 1 rear end of teaching projecting apparatus is provided with

plug wire panel

8, and 1 both sides of teaching projecting apparatus rotate the rotation handle 2 of installation, then can conveniently carry out the position with teaching projecting apparatus 1 and remove.

The working principle is as follows: when the teaching aid is used, firstly, a teaching person carries the rotary carrying handle 2 to place a teaching projector on a desktop, the rotary receiving block 9 which is rotatably arranged in the receiving groove 5 is pulled out, then the object projection end 10 is parallel to the desktop, the camera 12 and the brightening lamp 11 below the front end of the object projection end 10 are opened, the teaching person can draw and teach below the camera 12, the camera 12 can amplify the teaching process of the teaching person through the projection lens 3 and project the amplified teaching process to a screen to teach students, the teaching person can also be provided with the sound amplifying sound box 6 through the microphone 13 arranged above the front end of the object projection end 10 and one side above the teaching projector 1, the sound in the teaching process is amplified and emitted, so that the damage of the teaching person to the throat due to loud speaking is reduced, the learning person can hear the teaching content more clearly, so that the teaching quality is improved, and the rotary receiving block 9 and the projection end 10 are received through the receiving groove 5 in the teaching projector 1 Receive, make the function of projector and show stand in kind fuse each other, make its modularization, not only can greatly reduce the teaching cost, still reduced the space that it was deposited, improved its convenience, and the rotation carrying handle 2 of rotatory installation in teaching projecting apparatus 1 both sides, then can conveniently carry out position removal with teaching projecting apparatus 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a portable drawing teaching instrument, includes teaching projecting apparatus (1), its characterized in that: teaching projecting apparatus (1) both sides are rotated and are installed and rotate carrying handle (2), teaching projecting apparatus (1) top one side is fixed and is provided with public address stereo set (6), teaching projecting apparatus (1) top opposite side has been seted up and has been accomodate groove (5), and accomodate groove (5) internal rotation and install and rotate and accomodate piece (9), it rotates and accomodates piece (9) upper end and installs real object projection end (10), real object projection end (10) front end below is provided with camera (12), and camera (12) rear side is provided with brightened lamp (11), real object projection end (10) front end top is provided with microphone (13).

2. A portable drawing teaching apparatus according to claim 1 wherein: four corners fixed mounting in teaching projecting apparatus (1) below have support callus on the sole (14), and support callus on the sole (14) and be the rubber material.

3. A portable drawing teaching apparatus according to claim 1 wherein: teaching projecting apparatus (1) front end one side is fixed and is provided with projecting lens (3), and projecting lens (3) one side rectangle is provided with a plurality of louvres (4), it installs in holding groove (5) rear end to rotate to hold piece (9) lower extreme.

4. A portable drawing teaching apparatus according to claim 1 wherein: the size of the rotary accommodating block (9) is smaller than that of the accommodating groove (5), the size of the object projection end (10) is smaller than that of the accommodating groove (5), and the camera (12) is electrically connected with the projection lens (3).

5. A portable drawing teaching apparatus according to claim 1 wherein: the rear end of the sound amplifying sound box (6) is provided with an adjusting knob (7), and the microphone (13) is electrically connected with the sound amplifying sound box (6).

6. A portable drawing teaching apparatus according to claim 1 wherein: the height of the upper end of the sound amplifying sound box (6) is smaller than the height of the bottom end of the middle position of the rotary carrying handle (2), and a plug wire panel (8) is arranged at the rear end of the teaching projector (1).