CN210983025U

CN210983025U - Drawing projector

Info

Publication number: CN210983025U
Application number: CN201922291122.1U
Authority: CN
Inventors: 杨单明
Original assignee: Wuhan Lurui Technology Co ltd
Current assignee: Wuhan Lurui Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-07-10
Anticipated expiration: 2029-12-19

Abstract

A painting projector comprises double-layer sensing cloth capable of drawing and sensing the shape of a graph, a fountain pen taking water as ink, and a storage barrel for storing the double-layer sensing cloth, wherein the side surface of the storage barrel is provided with an opening, a winding and unwinding device capable of winding and unwinding the double-layer sensing cloth is arranged in the storage barrel, and one end of the double-layer sensing cloth penetrates through the opening and is connected with the winding and unwinding device; the double-layer sensing cloth comprises water writing cloth and sensing cloth capable of sensing the shape of a graph, and the water writing cloth is bonded with the sensing cloth; the storage barrel is also provided with a built-in power supply, an image processing device, a projector capable of projecting the processed image and a plurality of fans capable of quickly drying the track drawn by the fountain pen on the double-layer sensing cloth; compared with the prior art, the utility model: the cloth material is adopted as the drawing board, and the containing cylinders are used for containing, so that the placing space can be saved, and the collection is convenient; some functions such as scoring, voice, projection are added, the interest of the children's mind in painting can be stimulated, the efficiency is higher, and the children can be effectively promoted in a short time.

Description

Drawing projector

Technical Field

The utility model relates to a children education field especially relates to a drawing projector.

Background

In the real life, the drawing board that we often used for children is exactly the magnetism drawing board, and more people are just as the drawing board for children's toy, and the function of this kind of drawing board also only can supply children to scribble or draw on it at will to the line drawn does not link up, can not satisfy the current situation of real life people to child's education, also can not arouse children interest to study.

SUMMERY OF THE UTILITY MODEL

To the foregoing, the utility model provides a drawing projector to solve the problem that exists among the above-mentioned prior art.

According to the utility model discloses an aspect, drawing projector, including can draw and can respond to the double-deck response cloth of figure shape, the water pen that uses water as china ink, the containing barrel of containing double-deck response cloth, the containing barrel side is the opening, and the inside is equipped with the winding and unwinding devices that can receive and unwind double-deck response cloth, and double-deck response cloth one end is passed the opening and is connected with winding and unwinding devices, double-deck response cloth is including the response cloth of water writing cloth and can respond to the figure shape, and water writing cloth and response cloth bonding, still be equipped with built-in power on the containing barrel, image processing apparatus, can carry out the projecting projector to the image after the processing, can weather a plurality of fans that the water pen was drawn the orbit on double-deck response cloth fast, image processing apparatus includes built-in memory ware, microcontroller, the speaker that carries out voice prompt to painter's works grade, the L ED screen that shows painter's works score, speaker and L ED screen are embedded at the containing barrel outer surface, microcontroller and memory ware are located the containing barrel inner wall, response cloth connection microcontroller input, L ED screen, speaker, output and.

Preferably, the winding and unwinding device comprises a rotating motor and a rotating shaft, one end of the double-layer sensing cloth is connected with the rotating shaft and can be wound on the rotating shaft along with the rotation of the rotating shaft, and the rotating motor is located at one end inside the storage barrel.

Preferably, the projection lens of the projector is embedded in the outer surface of one end of the storage barrel.

Preferably, the fan is located the storage barrel open end, and the open end is equipped with a plurality of tuyeres, and the tuyeres extend the end towards double-deck response cloth.

Preferably, the sensing cloth is internally provided with a sensing module for sensing the shape of the drawing pattern.

Preferably, the surface of the storage cylinder is further provided with a first switch for controlling the image processing device, a second switch for controlling the projector, a third switch for controlling the storage device, and a fourth switch for controlling the fan.

The utility model has the advantages that: the cloth material is adopted as the drawing board, the drawing lines are coherent, the containing cylinders contain the cloth material, the placing space can be saved, and the collection is convenient; some functions such as scoring, voice, projection are added, the interest of the children's mind in painting can be stimulated, the efficiency is higher, and the children can be effectively promoted in a short time.

Drawings

FIG. 1 is a three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the adhesion of the water writing cloth and the sensing cloth;

FIG. 3 is a perspective view of the storage barrel;

fig. 4 is a sectional view of the cartridge.

Detailed Description

The invention will be further explained below with reference to the drawings and some embodiments.

In fig. 1-4, a painting projector comprises a double-layer sensing cloth capable of drawing and sensing a graphic shape, a water pen taking water as ink, a storage barrel 1 containing the double-layer sensing cloth, wherein the side surface of the storage barrel 1 is provided with an opening, a storage device capable of storing the double-layer sensing cloth is arranged in the storage barrel, one end of the double-layer sensing cloth penetrates through the opening to be connected with the storage device, the double-layer sensing cloth comprises a water writing cloth 3 and a sensing cloth 2 capable of sensing the graphic shape, the water writing cloth 3 is bonded with the sensing cloth 2, the storage barrel 1 is further provided with a built-in power supply 17, an image processing device, a projector 10 capable of projecting a processed image, and a plurality of fans 14 capable of quickly drying tracks drawn on the double-layer sensing cloth by the water pen, the image processing device comprises a built-in storage 15, a microcontroller 16, a loudspeaker 4 for voice prompt of the grade of painter works, an L ED screen 5 for displaying the grades of the painters, the loudspeaker 4 and a L ED screen 5 are embedded in the outer surface of the storage barrel 1, the microcontroller 16 and the storage 15 and the storage device is located on the inner wall of the storage barrel 1, the storage barrel 2, and the induction cloth 2.

In this embodiment, the winding and unwinding device includes a rotating motor 11 and a rotating shaft 12, one end of the double-layer sensing cloth is connected to the rotating shaft 12 and can be wound on the rotating shaft 12 along with the rotation of the rotating shaft 12, and the rotating motor 11 is located at one end inside the storage barrel 1; the rotating shaft 12 is driven to rotate through the rotation of the rotating motor 11; rotating motor 11 corotation, double-deck response cloth just can twine in pivot 12, rotates motor 11 reversal, can cooperate manually to take double-deck response cloth out, draws.

In the embodiment, the projection lens of the projector 10 is embedded in the outer surface of one end of the receiving cylinder 1; the fan 14 is located the storage barrel 1 open end, and the open end is equipped with a plurality of wind gaps 13, and wind gap 13 extends the end towards double-deck response cloth.

In this embodiment, the surface of the storage cylinder 1 is further provided with a first switch 6 for controlling the image processing device, a second switch 4 for controlling the projector, a third switch 8 for controlling the storage device, and a fourth switch 9 for controlling the fan.

In the embodiment, the water writing cloth 3 is manufactured according to the principle that the coating is transparent when meeting water; the black cloth is taken as a medium, and a layer of environment-friendly white coating treated by a special process is added on the surface of the black cloth, the coating has the effect of being transparent when meeting water, the main component of the coating is silicon dioxide, and the transparency when meeting water is mainly the physical principle of light reflection; the water pen draws or writes on the water writing cloth 3, clear water instantly shows black ink on the water writing cloth 3, and ink marks disappear after the water is dry.

In this embodiment, the fan 14 is used to rapidly dry the water on the water writing cloth 3 to remove ink.

In this embodiment, the sensing cloth 2 is internally provided with a sensing module which can sense traces of a graph drawn by a painter on the water writing cloth 2 and transmit the sensed graph information to the microcontroller 16, the microcontroller 16 processes the graph information and compares the graph information with information in the memory 15, after the comparison is completed, the microcontroller 16 transmits a digital signal to the L ED screen 5 to display the score of the drawn graph, the score is high to indicate the drawing is good, the score is low to indicate the drawing is poor, the microcontroller 15 also transmits an electric signal to the loudspeaker 4, the loudspeaker 4 receives the electric signal and converts the electric signal into a sound signal, and the sound signal is ' good ' poor ' or the like, so that the desire of children to draw the picture well by the heart is stimulated.

In this embodiment, the projector 10 receives the graphic signal from the microcontroller 16 and projects the graphic signal; the graphic signals are one or more, specifically, the graphic signals are determined according to the graphic shapes drawn by the painter, the graphic signals are compared with the information in the storage, if a plurality of graphics similar to the drawn graphics exist, all the similar graphics are projected, if only one graphic similar to the drawn graphics exists, the graphic is projected, and if no graphic similar to the drawn graphic exists, any graphic is not projected; correspondingly, the graph cannot be projected, the corresponding graph is the worst graph, if a plurality of graphs are projected, the graph is medium, and if only one graph is projected, the graph is the best graph; through projection, the interest of children in learning and drawing can be stronger.

In this embodiment, the inside of the pen core of the water pen is clear water, and the pen point is similar to the pen point structure of a common gel pen, so that water can be uniformly discharged, and continuous lines can be drawn on the water writing cloth.

In this embodiment, the microcontroller 10 is a programmable single chip microcomputer of AT89C2051 or TMS320VC5509A, and the like.

When drawing, the third switch 8 is opened and closed to control the size of the required drawing area, drawing is performed after the adjustment is completed, after the drawing is completed, the score and the voice prompt can be displayed through the first switch 6, the similarity of the drawn drawing and the original figure can be known, the similar figure drawn by a user can be displayed through the second switch 7, and after the drawing is completed, ink marks can be rapidly eliminated through the fourth switch 9.

It is worth mentioning that: in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; mechanical connection is possible, and a person of ordinary skill in the art can understand the specific meaning of the above terms in the present invention according to specific situations.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. A painting projector is characterized by comprising double-layer sensing cloth capable of drawing and sensing a graph shape, a water pen taking water as ink, and a storage barrel for storing the double-layer sensing cloth, wherein the side face of the storage barrel is provided with an opening, a winding and unwinding device capable of winding and unwinding the double-layer sensing cloth is arranged in the storage barrel, one end of the double-layer sensing cloth penetrates through the opening to be connected with the winding and unwinding device, the double-layer sensing cloth comprises water writing cloth and sensing cloth capable of sensing the graph shape, the water writing cloth is bonded with the sensing cloth, the storage barrel is further provided with a built-in power supply, an image processing device, a projector capable of projecting a processed image, and a plurality of fans capable of quickly drying a track drawn by the water pen on the double-layer sensing cloth, the image processing device comprises a built-in storage device, a microcontroller, a loudspeaker for voice prompt of the grade of painters, an L ED screen for displaying the grades of painters, the loudspeaker and a L ED screen are embedded in the outer surface of the storage barrel, the microcontroller and the storage device are located on the inner wall of the storage barrel.

2. A painting projector according to claim 1, characterised in that: the winding and unwinding device comprises a rotating motor and a rotating shaft, one end of the double-layer sensing cloth is connected with the rotating shaft and can be wound on the rotating shaft along with the rotation of the rotating shaft, and the rotating motor is located at one end inside the storage barrel.

3. A painting projector according to claim 1, characterised in that: and a projection lens of the projector is embedded in the outer surface of one end of the storage barrel.

4. A painting projector according to claim 1, characterised in that: the fan is located the storage barrel open end, and the open end is equipped with a plurality of wind gaps, and the wind gap is towards double-deck response cloth extension end.

5. A painting projector according to claim 1, characterised in that: and the sensing cloth is internally provided with a sensing module for sensing the shape of the drawing graph.

6. A painting projector according to claim 1, characterised in that: the surface of the storage barrel is also provided with a first switch for controlling the image processing device, a second switch for controlling the projector, a third switch for controlling the retraction device and a fourth switch for controlling the fan.