Letter keyboard for Chinese teaching

Abstract

The utility model discloses an alphabetical keyboard for Chinese teaching, which comprises a keyboard main body, a pressing plate and a chip, the side wall of the keyboard main body is provided with alphabetical key positions, the alphabetical key positions are provided with single vowel key boards, the top of each single vowel key board is provided with an X-shaped groove, the X-shaped groove is internally provided with a movable groove, and the movable groove is provided with a through hole. A movable groove is formed in the top of the pressing plate, a tone electric contact is arranged in the movable groove, a movable column is arranged in the X-shaped groove, a first reset spring is arranged on the inner wall of the X-shaped groove, a column body extending into the X-shaped groove is arranged at the bottom of the pressing plate, a universal head is arranged at the bottom of the column body, and a light-sound electric contact is arranged at the top of the chip. The chip is electrically connected with the tone electric contacts through signal lines respectively, a second reset spring is arranged at the top of the chip, and the top of the second reset spring is fixedly connected with the base of the universal joint. According to the utility model, the tone of pinyin of a Chinese character can be directly observed, and the corresponding tone of the Chinese character can be learned.

Description

Technical Field

[0001] The utility model relates to the technical field of Chinese teaching tools, in particular to an alphabetical keyboard for Chinese teaching. Background Art

[0002] The matrix keyboard is a device that controls the matrix. It controls the matrix by sending codes. The traditional keyboard is an English keyboard: the microcontroller sends control display codes to the English display screen, and the English display screen displays English characters on the screen in a dot matrix manner. In the process of Chinese teaching, Pinyin is a teaching content that must be learned. The proficiency of Pinyin can make learning Chinese characters easier.

[0003] Therefore, this application designs an alphabetic keyboard for Chinese teaching. Based on the traditional English keyboard key positions, the single vowel "ü" is added. When inputting, a tone selection function is added to the six single vowels (a, o, e, i, u, ü), which is convenient for directly marking the tone of the vowel during input, and intuitively displaying the corresponding Chinese characters under different tones, facilitating more intuitive learning of tones. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract and title of the utility model to avoid obscuring the purpose of this section, the abstract and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the present invention.

[0005] In view of the above-mentioned problems and / or problems existing in the use of alphabetical keyboards for Chinese teaching, the present utility model is proposed.

[0006] Therefore, the purpose of the present invention is to provide an alphabetical keyboard for teaching Chinese. By pressing the pressing plate downward, the chip receives the signal of the light tone electric contact, and the light tone of the corresponding vowel is input. The pressing plate is toggled along the four directions of the X-shaped groove, and the column tilts to push the limit head, driving the movable column to move along the movable groove. The movable column contacts the tone electric contact, and the chip receives the signal of the tone electric contact, and the tone signal of the corresponding vowel is input. The tone is directly marked above the corresponding vowel. By coordinating with other key inputs, the full spelling can be completed and the corresponding Chinese character is displayed, which is convenient for direct observation and learning of the tones corresponding to the Chinese characters.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A Chinese alphabetic keyboard for teaching Chinese, comprising:

[0009] A keyboard body, wherein the side walls of the keyboard body are provided with letter keys, the letter keys are provided with a single vowel key plate, the top of the single vowel key plate is provided with an X-shaped groove, a movable groove is provided inside the X-shaped groove, a tone electric contact is provided inside the movable groove, a movable column is provided inside the X-shaped groove, and a first return spring is provided on the inner wall of the X-shaped groove;

[0010] A pressing plate, wherein a column extending into the X-shaped groove is provided at the bottom of the pressing plate, and a universal head is provided at the bottom of the column;

[0011] The chip is provided with a soft-sound electrical contact on the top of the chip, and the chip is electrically connected to the tone electrical contact through signal lines. The top of the chip is provided with a second return spring, and the top of the second return spring is fixedly connected to the base of the universal head.

[0012] As a preferred solution of the alphabetical keyboard for Chinese teaching described in the present invention, the side walls of the keyboard body are provided with number selection keys, a delete key, an enter key, a cursor control key, a space key and a page turning key.

[0013] As a preferred solution of the alphabetical keyboard for Chinese teaching described in the utility model, four tone marks are respectively provided at the four corners of the top of the single vowel keyboard, and the four tone marks respectively correspond to the corresponding tone electrical contacts below.

[0014] As a preferred solution of the alphabetical keyboard for Chinese teaching described in the utility model, the front end of the movable column extends from the movable groove, and a limiting head is provided at the front end of the movable column, and the side wall of the limiting head is fixedly connected to one end of the first return spring.

[0015] As a preferred solution of the alphabetical keyboard for Chinese teaching described in the utility model, a guide rod is provided on the top of the chip, a guide hole is provided on the side wall of the base of the universal head, and the guide rod extends into the interior of the guide hole.

[0016] As a preferred solution of the alphabetical keyboard for Chinese teaching described in the utility model, a hollow pillar for signal lines to pass through is provided at the bottom of the single vowel keyboard, and the chip is mounted on the circuit board of the keyboard body.

[0017] Compared with the prior art, the present invention has the following beneficial effects: this alphabetic keyboard for Chinese teaching, by pressing the pressing plate downward, the chip receives the signal of the light tone electric contact, and inputs the light tone of the corresponding vowel; by toggling the pressing plate along the four directions of the X-shaped groove, the column tilts and pushes the limit head, driving the movable column to move along the movable groove, the movable column contacts the tone electric contact, the chip receives the signal of the tone electric contact, inputs the tone signal of the corresponding vowel, and directly marks the tone above the corresponding vowel; by coordinating with other key inputs, the full spelling can be completed, and the corresponding Chinese characters are displayed, which is convenient for direct observation and learning of the tones corresponding to the Chinese characters. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings and detailed embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive labor. Among them:

[0019] Figure 1 This is a schematic diagram of the overall structure of a Chinese alphabetical keyboard for teaching in the present invention;

[0020] Figure 2 This is a schematic diagram of the structure of a single vowel keypad of an alphabetical keyboard for Chinese teaching in the present invention;

[0021] Figure 3 This is a schematic structural diagram of the first cross-sectional view of a single vowel keypad of an alphabetical keyboard for Chinese teaching according to the present invention;

[0022] Figure 4 The utility model is a schematic structural diagram of the second cross-sectional view of a single vowel keypad of an alphabetical keyboard for Chinese teaching.

[0023] 100. Keyboard body; 110. Letter key position; 111. Single vowel keypad; 112. X-shaped slot; 113. Four tone marks; 114. Hollow pillar; 115. Movable slot; 116. Tone electrical contact; 117. Movable column; 118. First return spring; 119. Limit head; 120. Number selection key; 130. Delete key; 140. Enter key; 150. Cursor control key; 160. Space bar; 170. Page turning key; 200. Press plate; 201. Column; 210. Universal head; 211. Guide rod; 300. Chip; 310. Quiet electrical contact; 320. Second return spring. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0025] Secondly, the present invention is described in detail with reference to schematic diagrams. For ease of illustration, when describing the embodiments of the present invention, cross-sectional views of device structures may be partially enlarged to scale. Furthermore, the schematic diagrams are merely illustrative and should not limit the scope of protection of the present invention. Furthermore, in actual production, the three-dimensional dimensions of length, width, and depth should be included.

[0026] In order to make the purpose, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

[0027] The utility model provides an alphabetical keyboard for Chinese teaching. By pressing the pressing plate downward, the chip receives the signal of the light tone electric contact, and the light tone of the corresponding vowel is input. The pressing plate is toggled along the four directions of the X-shaped groove, and the column tilts to push the limit head, driving the movable column to move along the movable groove. The movable column contacts the tone electric contact, and the chip receives the signal of the tone electric contact, and the tone signal of the corresponding vowel is input. The tone is directly marked above the corresponding vowel. By coordinating with other key inputs, the full spelling can be completed and the corresponding Chinese character is displayed, which is convenient for direct observation and learning of the tones corresponding to the Chinese characters.

[0028] Figure 1-Figure 4 The structure diagram of an embodiment of a Chinese teaching alphabet keyboard of the present invention is shown. Figure 1-Figure 4 In this embodiment, a Chinese alphabetical keyboard for teaching is provided, and its main body includes a keyboard body 100, a pressing plate 200 and a chip 300.

[0029] The keyboard body 100 contacts the tone electric contact 116 through the movable column 117, inputs the tone signal of the corresponding vowel, and directly marks the tone above the corresponding vowel. The limit head 119 is pushed to contact with the column 201 through the first return spring 118. The four directions of the periphery of the column 201 are evenly stressed, which is convenient for resetting to vertical. Specifically, the side wall of the keyboard body 100 is provided with letter key positions 110, and the letter key positions 110 are provided with single vowel key plates 111. The top of the single vowel key plate 111 is provided with an X-shaped groove 112, and the interior of the X-shaped groove 112 is provided with a movable groove 115, and the interior of the movable groove 115 is provided with a tone electric contact 116, and the interior of the X-shaped groove 112 is provided with a movable column 117. The inner wall of the X-shaped groove 112 is provided with a first a return spring 118. In this embodiment, the side walls of the keyboard body 100 are provided with number selection keys 120, a delete key 130, an enter key 140, a cursor control key 150, a space bar 160, and a page turning key 170. Four tone marks 113 are respectively provided at the top four corners of the single vowel key plate 111. The four tone marks 113 correspond to the corresponding tone electrical contacts 116 below. The front end of the movable column 117 extends from the movable groove 115. The front end of the movable column 117 is provided with a limit head 119. The side wall of the limit head 119 is fixedly connected to one end of the first return spring 118. The bottom of the single vowel key plate 111 is provided with a hollow pillar 114 for the signal line to pass through. The chip 300 is mounted on the circuit board of the keyboard body 100.

[0030] Pressing the pressing plate 200 downward will input the light tone of the corresponding vowel. The setting of the universal head 210 facilitates the movement of the column 201. By moving it in four directions along the X-shaped groove 112, the tilt of the column 201 can be used to push the limit head 119, driving the movable column 117 to move along the movable groove 115. Specifically, the bottom of the pressing plate 200 is provided with a column 201 extending into the X-shaped groove 112, and the bottom of the column 201 is provided with a universal head 210;

[0031] The chip 300 is used to receive signals from the quiet electric contact 310 and the tone electric contact 116, and transmit the signals to the circuit board. The second return spring 320 facilitates the resetting of the pressing plate 200, and the guide rod 211 facilitates the stable lifting and lowering of the universal head 210. Specifically, a quiet electric contact 310 is provided on the top of the chip 300, and the chip 300 is electrically connected to the tone electric contact 116 through a signal line. A second return spring 320 is provided on the top of the chip 300, and the top of the second return spring 320 is fixedly connected to the base of the universal head 210. In this embodiment, a guide rod 211 is provided on the top of the chip 300, and a guide hole is provided on the side wall of the base of the universal head 210, and the guide rod 211 extends into the interior of the guide hole.

[0032] Combine Figure 1-Figure 4 The specific usage process of a Chinese language teaching alphabet keyboard of this embodiment is as follows: by pressing the pressing plate 200 downward, the chip 300 receives the signal of the light tone electric contact 310, and inputs the light tone of the corresponding vowel. The pressing plate 200 is toggled along the four directions of the X-shaped groove 112, and the column 201 tilts to push the limit head 119, driving the movable column 117 to move along the movable groove 115. The movable column 117 contacts the tone electric contact 116, and the chip 300 receives the signal of the tone electric contact 116. The tone signal of the corresponding vowel is input, and the tone is directly marked above the corresponding vowel. By coordinating with other key inputs, the full spelling can be completed and the corresponding Chinese character is displayed, which is convenient for direct observation and learning of the tones corresponding to Chinese characters.

[0033] While the present invention has been described above with reference to specific embodiments, various modifications may be made and equivalent components may be substituted without departing from the scope of the present invention. In particular, as long as no structural conflicts exist, the various features of the embodiments disclosed herein may be combined with one another in any manner, and the omission of an exhaustive description of these combinations in this specification is solely for the sake of space and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions within the scope of the claims.

Claims

1. A Chinese alphabetic keyboard for teaching, characterized in that: include: A keyboard body (100), wherein a side wall of the keyboard body (100) is provided with letter keys (110), the letter keys (110) are provided with a single vowel key plate (111), an X-shaped groove (112) is provided on the top of the single vowel key plate (111), a movable groove (115) is provided inside the X-shaped groove (112), a tone electric contact (116) is provided inside the movable groove (115), a movable column (117) is provided inside the X-shaped groove (112), and a first return spring (118) is provided on the inner wall of the X-shaped groove (112); A pressing plate (200), wherein a column (201) extending into the X-shaped groove (112) is provided at the bottom of the pressing plate (200), and a universal head (210) is provided at the bottom of the column (201); A chip (300) is provided with a soft sound electrical contact (310) on the top of the chip (300), and the chip (300) is electrically connected to the tone electrical contact (116) through signal lines. A second return spring (320) is provided on the top of the chip (300), and the top of the second return spring (320) is fixedly connected to the base of the universal head (210).

2. The alphabetical keyboard for Chinese teaching according to claim 1, characterized in that: The side wall of the keyboard body (100) is provided with a number selection key (120), a delete key (130), an enter key (140), a cursor control key (150), a space key (160), and a page turning key (170).

3. The alphabetical keyboard for Chinese teaching according to claim 2, characterized in that: Four tone marks (113) are respectively provided at the top four corners of the single vowel keypad (111), and the four tone marks (113) correspond to the corresponding tone electrical contacts (116) below.

4. The alphabetical keyboard for Chinese teaching according to claim 3, characterized in that: The front end of the movable column (117) extends from the movable groove (115), and a limit head (119) is provided at the front end of the movable column (117). The side wall of the limit head (119) is fixedly connected to one end of the first return spring (118).

5. The alphabetical keyboard for Chinese teaching according to claim 4, characterized in that: A guide rod (211) is provided on the top of the chip (300), a guide hole is provided on the side wall of the base of the universal head (210), and the guide rod (211) extends into the interior of the guide hole.

6. The alphabetical keyboard for Chinese teaching according to claim 5, characterized in that: A hollow pillar (114) for a signal line to pass through is provided at the bottom of the single vowel keyboard (111), and the chip (300) is mounted on a circuit board of the keyboard body (100).

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