CN2256128Y - Electronic demonstration board for teaching Chinese phonetic alphabets - Google Patents

Electronic demonstration board for teaching Chinese phonetic alphabets Download PDF

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Publication number
CN2256128Y
CN2256128Y CN 96231729 CN96231729U CN2256128Y CN 2256128 Y CN2256128 Y CN 2256128Y CN 96231729 CN96231729 CN 96231729 CN 96231729 U CN96231729 U CN 96231729U CN 2256128 Y CN2256128 Y CN 2256128Y
Authority
CN
China
Prior art keywords
chinese phonetic
phonetic alphabet
panel
control circuit
teaching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 96231729
Other languages
Chinese (zh)
Inventor
张维仁
管雪元
周瑞奇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GONGGENGYUAN CULTURAL SCIENCE AND TECHNOLOGY DEVELOPMENT Co Ltd BEIJING
Original Assignee
GONGGENGYUAN CULTURAL SCIENCE AND TECHNOLOGY DEVELOPMENT Co Ltd BEIJING
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GONGGENGYUAN CULTURAL SCIENCE AND TECHNOLOGY DEVELOPMENT Co Ltd BEIJING filed Critical GONGGENGYUAN CULTURAL SCIENCE AND TECHNOLOGY DEVELOPMENT Co Ltd BEIJING
Priority to CN 96231729 priority Critical patent/CN2256128Y/en
Application granted granted Critical
Publication of CN2256128Y publication Critical patent/CN2256128Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an electronic demonstration board for teaching Chinese phonetic alphabets, which used for the classroom teaching. The utility model is composed of a panel, a back cover, a loudspeaker, a DC power supply, an integrated speech sound control circuit and a membrane switch. Contact points of the membrane switch are corresponding to speech sound symbols of the Chinese phonetic alphabets arranged on the panel one by one and are respectively connected with the integrated speech sound control circuit. The utility model realizes the electronization of the classroom teaching of the Chinese phonetic alphabets and the utility model which has the advantages of clear and loud speech sound, visual and vivid demonstration form, simple and convenient operation facilitates students' learning and the improvement of learning interest.

Description

Chinese phonetic alphabet electronic teaching board
The utility model relates to a kind of teaching aid, particularly a kind ofly is used for the Chinese phonetic alphabet electronic teaching board that the classroom open teaching is used.
In recent years, existing both at home and abroad various electronic sound reading matters or toy occurred.But do not see as yet as the electronics teaching aid that teaching on the classroom is used.Teaching of Chinese pin yin is personally instructed by the teacher now as an important content of primary school, kindergarten teaching, lacks lively, interesting educational aid and cooperates, and influences teaching effect to a certain extent.
The purpose of this utility model is to provide a kind of Chinese phonetic alphabet electronic teaching board that lamprophonia is accurate, form is lively, easy to use for the use of classroom open teaching.
Technical solution of the present utility model is: a kind of Chinese phonetic alphabet electronic teaching board, comprise panel, bonnet, it is characterized in that, be provided with base plate in the gap between panel and bonnet, be provided with loudspeaker, direct supply, integrated speech control circuit and thin film switch on base plate, the trigger point of this thin film switch is connected with the integrated speech control circuit respectively.
Principle of the present utility model is: utilize and trigger the electric signal that thin film switch produced, make the integrated speech control circuit produce the corresponding Chinese phonetic alphabet, send through loudspeaker, make the student just can hear Chinese phonetic alphabet voice accurately by teacher's a simple motion.
The utility model compared with prior art, its remarkable advantage is: sound circuit and teaching of Chinese pin yin are interrelated, realized Chinese phonetic alphabet classroom instruction; Adopt the integrated speech control circuit chip of design voluntarily, lamprophonia, tone is accurate, is convenient to children and accurately grasps pronunciation; The teaching aid reasonable in design, thin film switch reliability height, sturdy and durable; Power of loudspeaker is big, at 40~60m 2The classroom in use, respond well.
Fig. 1 is the structural representation of Chinese phonetic alphabet electronic teaching board of the present utility model.
Fig. 2 is the electrical block diagram of Chinese phonetic alphabet electronic teaching board of the present utility model.
Below in conjunction with accompanying drawing the utility model is further described.
In conjunction with Fig. 1, Fig. 2, Chinese phonetic alphabet electronic teaching board of the present utility model, by panel (1), bonnet (2), base plate (3), loudspeaker (4), direct supply, integrated speech control circuit (5), thin film switch (6) is formed, panel is provided with Chinese phonetic alphabet note, count 47, the surface of the base plate (3) of panel below is thin film switch (6), its trigger point K also is 47, corresponding one by one with the note of the Chinese phonetic alphabet, each contact of thin film switch is connected with standard MS3401 chip respectively, and by resistance R 1, R is connected with loudspeaker with triode, constitutes articulatory system.Power supply adopts the 6V direct supply to be arranged at the below of base plate (3), and loudspeaker adopts 3W8 Ω loudspeaker.Base plate (3) is designed to pullable portable plate, is convenient to installation, maintenance.

Claims (4)

1, a kind of Chinese phonetic alphabet electronic teaching board comprises panel [1], bonnet [2].It is characterized in that being provided with in the gap between panel and bonnet base plate [3], be provided with loudspeaker [4], direct supply, integrated speech control circuit [5] and thin film switch (6) on base plate [3], the contact of thin film switch is connected with the integrated speech control circuit respectively.
2, Chinese phonetic alphabet electronic teaching board according to claim 1 is characterized in that the contact of thin film switch [6] has 47, and the Chinese phonetic alphabet voice symbol on its distributing position and the panel is corresponding one by one.
3, Chinese phonetic alphabet electronic teaching board according to claim 1 and 2 is characterized in that the integrated speech control circuit adopts standard MS4301 chip.
4, Chinese phonetic alphabet electronic teaching board according to claim 1 and 2, it is characterized in that base plate [3] but be the portable plate of pull
CN 96231729 1996-04-26 1996-04-26 Electronic demonstration board for teaching Chinese phonetic alphabets Expired - Fee Related CN2256128Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 96231729 CN2256128Y (en) 1996-04-26 1996-04-26 Electronic demonstration board for teaching Chinese phonetic alphabets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 96231729 CN2256128Y (en) 1996-04-26 1996-04-26 Electronic demonstration board for teaching Chinese phonetic alphabets

Publications (1)

Publication Number Publication Date
CN2256128Y true CN2256128Y (en) 1997-06-11

Family

ID=33908826

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 96231729 Expired - Fee Related CN2256128Y (en) 1996-04-26 1996-04-26 Electronic demonstration board for teaching Chinese phonetic alphabets

Country Status (1)

Country Link
CN (1) CN2256128Y (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee