CN110807956A - Children early education machine based on voice feedback interaction - Google Patents
Children early education machine based on voice feedback interaction Download PDFInfo
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- CN110807956A CN110807956A CN201911087582.0A CN201911087582A CN110807956A CN 110807956 A CN110807956 A CN 110807956A CN 201911087582 A CN201911087582 A CN 201911087582A CN 110807956 A CN110807956 A CN 110807956A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The invention discloses a children early education machine based on voice feedback interaction, which comprises a control machine body, wherein a rubber block is arranged at the bottom of the control machine body, a fixed block is clamped and connected inside a limit groove, a central processing unit is arranged inside the control machine body, a protective cover is arranged at the left end of an adjusting shaft, an installation block is fixed at the outer end of the control groove, a first reset spring is arranged below the tail end of a first installation shaft, a limit shaft is fixed above the right side of the first installation shaft, a USB input power supply is arranged at the rear side of the control machine body, an anti-falling sleeve is connected to the outer side of a power supply connection port, and a power supply input line is connected to the rear side of a connection terminal. This early teach machine of children based on voice feedback is mutual, is convenient for carry out dustproof and waterproof to the control button and handles, and interesting high, conveniently arouses child's interest to can effectually prevent that the circuit from receiving to pull, be convenient for go out moreover and accomodate and carry.
Description
Technical Field
The invention relates to the technical field of early teaching machines for children, in particular to an early teaching machine for children based on voice feedback interaction.
Background
The early education machine for the children is a talking teacher who is not tired, interaction with the children can be realized by switching on a power supply, education is realized through lively activities, the knowledge of spelling, learning by pictures, learning by mathematics and the like of the children is taught while playing games with the children, the intelligence game with children can be carried out to improve the intelligence of the children and develop the potential of the children, the early education machine can help the culture of the language of the children, the language of the children is invisibly, a bilingual early education machine which can pronounce and is the pronunciation of a real person is very helpful for the children to listen every day, and the early education machine has great benefit for the culture of the language ability of the children;
however, the common early education machine for children is inconvenient for performing dustproof and waterproof treatment on the control keys, low in interestingness, difficult to arouse the interest of children, incapable of effectively preventing lines from being pulled, and inconvenient for being taken out and stored.
Disclosure of Invention
The invention aims to provide a children early education machine based on voice feedback interaction, and aims to solve the problems that the common children early education machine provided in the background technology is inconvenient to perform dustproof and waterproof treatment on a control key, low in interestingness, difficult to arouse interest of children, incapable of effectively preventing a circuit from being pulled, and inconvenient to store and carry when going out.
In order to achieve the purpose, the invention provides the following technical scheme: a children early education machine based on voice feedback interaction comprises a control machine body, wherein a rubber block is arranged at the bottom of the control machine body, limiting grooves are formed in the left side and the right side of the control machine body respectively, a fixing block is connected to the inner portion of each limiting groove in a clamping mode, a locking block is connected to the inner portion of each fixing block in a threaded mode, a sound tube is arranged on the outer side of each fixing block, a central processing unit is arranged in the control machine body, a control groove is formed in the inner side of the central processing unit, a control panel is fixed in the control groove, a control button is arranged on the upper surface of the control panel, a waterproof film is installed above the control button, a limiting block is fixed at the tail end of the waterproof film, a fastening block is arranged in the limiting block, a display panel is arranged in the rear side of the control groove, an adjusting shaft is arranged on the front side of, a fastening block is installed at the left end of the protective cover, a display screen is arranged at the rear side of the protective cover, an installation block is fixed at the outer end of the control groove, a first installation shaft is connected inside the installation block, a first reset spring is arranged below the tail end of the first installation shaft, a second installation shaft is arranged above the left side of the first installation shaft, a limiting shaft is fixed above the right side of the first installation shaft, a key rod is connected inside the limiting shaft in a clamping manner, a handle is fixed outside the display panel, a solar photovoltaic panel is arranged on the rear side of the display panel, an interesting ear is arranged inside the top end of the display panel, a first metal connection point is fixed outside the interesting ear, a second reset spring is arranged above the outer side of the first metal connection point, and a second metal connection point is installed at the tail end of the outer side of the first metal connection point, the rear side of control organism is provided with USB input power, and the left side of USB input power is provided with power connection port, power connection port's the outside is connected with the anticreep cover, and the internal connection of anticreep cover has connecting terminal, connecting terminal's rear side is connected with the power input line.
Preferably, the longitudinal section of the fixing block is of a T-shaped structure, the fixing block is connected with the limiting groove in a sliding clamping manner, and the fixing block is fixedly installed on the control machine body through the locking block.
Preferably, the fixed block is fixedly connected with the sound tube, and the sound tube is symmetrically arranged around the central axis of the control machine body.
Preferably, the longitudinal section of the limiting block is of a concave structure, the outer end part of the waterproof film penetrates through the limiting block, and the limiting block is connected with the fastening block in a clamping manner.
Preferably, the display panel and the control body form a rotating structure, the display panel and the control groove are connected in a clamping manner, and the rotating range of the display panel and the control body is 0-90 degrees.
Preferably, the protection cover and the adjusting shaft form a rotating structure, and the left end of the protection cover is connected with the display panel in a clamping manner.
Preferably, the first mounting shaft and the mounting block form a rotating structure, the first mounting shaft and the second mounting shaft are connected by a snap connection, and the second mounting shaft is fixedly mounted on the left and right sides of the display panel.
Preferably, the middle part of the key rod penetrates through the inside of the limiting shaft, and the key rod forms a telescopic structure inside the limiting shaft.
Preferably, the interesting ears form a rotating structure in the display panel, the interesting ears are symmetrically arranged around the central axis of the display panel, and the connection mode of the first metal connection point and the second metal connection point arranged at the tail ends of the interesting ears is telecommunication connection.
Preferably, the connection mode of the anti-dropping sleeve and the power supply connection port is threaded connection, and the connection mode of the anti-dropping sleeve and the connection terminal is clamping connection.
Compared with the prior art, the invention has the beneficial effects that: the children early education machine based on voice feedback interaction is convenient for carrying out dustproof and waterproof treatment on the control keys, high in interestingness, convenient for arousing the interest of children, capable of effectively preventing lines from being dragged and convenient for being stored and carried when going out;
1. the waterproof structure is provided with a limiting block and a waterproof film, and the fastening block is clamped and inserted into the limiting block with the longitudinal section in a concave structure, so that the left end and the right end of the waterproof film are convenient to fix, and the control key is convenient to carry out dustproof and waterproof treatment under the action of the waterproof film;
2. the interesting ear is arranged, the first metal connecting point and the second metal connecting point are arranged, and the interesting ear is fluctuated by fingers, so that the first metal connecting point arranged at the tail end of the interesting ear is connected with the second metal connecting point, and therefore, a sound is made, the interestingness is high, and the interest of children is aroused conveniently;
3. the anti-drop sleeve is arranged outside the power supply connection port in a threaded mode, and the connection terminal is clamped and arranged inside the anti-drop sleeve, so that a circuit can be effectively prevented from being pulled under the constraint action of the anti-drop sleeve;
4. be provided with second installation axle, display panel, handle and solar photovoltaic panel, through pressing down display panel for display panel installs on first installation axle through second installation axle block, thereby convenient to accomodate, under the effect of handle, conveniently carries, and solar photovoltaic panel can be fine go out not having under the condition of power, conveniently charges the use, thereby is convenient for go out to accomodate and carry.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of an elevational connection of an interesting ear and a first metal connection point according to the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic view of the front view of the connection between the control body and the sound tube;
FIG. 5 is a rear view of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 7 is an enlarged view of the structure at B in FIG. 3 according to the present invention;
FIG. 8 is an enlarged view of the connection structure at C of FIG. 4 according to the present invention.
In the figure: 1. controlling the machine body; 2. a rubber block; 3. a limiting groove; 4. a fixed block; 5. a locking block; 6. a sound tube; 7. a control slot; 8. a central processing unit; 9. a control key; 10. a waterproof film; 11. a limiting block; 12. a fastening block; 13. a display panel; 14. an adjustment shaft; 15. a protective cover; 16. a fastening block; 17. a display screen; 18. a solar photovoltaic panel; 19. mounting blocks; 20. a first mounting shaft; 21. a first return spring; 22. a second mounting shaft; 23. a limiting shaft; 24. a key lever; 25. a handle; 26. interesting ears; 27. a first metal connection point; 28. a second return spring; 29. a second metal connection point; 30. a USB input power supply; 31. a power connection port; 32. the anti-drop sleeve; 33. a connection terminal; 34. a power input line; 35. a control panel.
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a children early education machine based on voice feedback interaction comprises a control machine body 1, a rubber block 2, a limiting groove 3, a fixing block 4, a locking block 5, a sound tube 6, a control groove 7, a central processing unit 8, control keys 9, a waterproof film 10, a limiting block 11, a fastening block 12, a display panel 13, an adjusting shaft 14, a protective cover 15, a fastening block 16, a display screen 17, a solar photovoltaic panel 18, an installation block 19, a first installation shaft 20, a first reset spring 21, a second installation shaft 22, a limiting shaft 23, a key rod 24, a lifting handle 25, interesting ears 26, a first metal connection point 27, a second reset spring 28, a second metal connection point 29, a USB input power supply 30, a power supply connection port 31, an anti-falling sleeve 32, a connection terminal 33, a power supply input line 34 and a control panel 35, wherein the rubber block 2 is arranged at the bottom of the control machine body 1, the limiting grooves 3 are formed in the left side and the right side of the control machine, the inside of the limiting groove 3 is connected with a fixing block 4 in a clamping manner, the inside of the fixing block 4 is connected with a locking block 5 in a threaded manner, the outside of the fixing block 4 is provided with a sound tube 6, the inside of the control machine body 1 is provided with a central processing unit 8, the inside of the central processing unit 8 is provided with a control groove 7, the inside of the control groove 7 is fixed with a control panel 35, the upper surface of the control panel 35 is provided with a control key 9, a waterproof film 10 is installed above the control key 9, the tail end of the waterproof film 10 is fixed with a limiting block 11, the inside of the limiting block 11 is provided with a fastening block 12, the inside of the rear side of the control groove 7 is provided with a display panel 13, the front side of the display panel 13 is provided with an adjusting shaft 14, the left end of the adjusting shaft 14 is provided with a protective cover 15, the left end of the, an installation block 19 is fixed at the outer end of the control groove 7, a first installation shaft 20 is connected inside the installation block 19, a first return spring 21 is arranged below the tail end of the first installation shaft 20, a second installation shaft 22 is arranged above the left side of the first installation shaft 20, a limiting shaft 23 is fixed above the right side of the first installation shaft 20, a key lever 24 is clamped and connected inside the limiting shaft 23, a handle 25 is fixed outside the display panel 13, a solar photovoltaic panel 18 is arranged on the rear side of the display panel 13, an interesting ear 26 is arranged inside the top end of the display panel 13, a first metal connection point 27 is fixed outside the interesting ear 26, a second return spring 28 is arranged above the outer side of the first metal connection point 27, a second metal connection point 29 is arranged at the outer end of the first metal connection point 27, a USB input power supply 30 is arranged on the rear side of the control machine body 1, the left side of the USB input power source 30 is provided with a power source connection port 31, the outer side of the power source connection port 31 is connected with an anti-falling sleeve 32, the inner part of the anti-falling sleeve 32 is connected with a connection terminal 33, and the rear side of the connection terminal 33 is connected with a power source input line 34.
As shown in fig. 1 and 2, the longitudinal section of the fixing block 4 is of a T-shaped structure, the fixing block 4 is connected with the limiting groove 3 in a sliding and clamping manner, the fixing block 4 is fixedly mounted with the control machine body 1 through the locking block 5, so that the sound tube 6 is convenient to replace and maintain, the fixing block 4 is fixedly connected with the sound tube 6, and the sound tube 6 is symmetrically arranged about the central axis of the control machine body 1, so that the user experience of a user is enriched;
as shown in fig. 6, the longitudinal section of the limiting block 11 is of a concave structure, the outer end of the waterproof film 10 penetrates through the limiting block 11, and the limiting block 11 is connected with the fastening block 12 in a snap-fit manner, so that the control key 9 is conveniently subjected to dustproof and waterproof treatment;
as shown in fig. 1, 4 and 5, the display panel 13 and the control body 1 form a rotating structure, the display panel 13 and the control slot 7 are connected in a snap-fit manner, the rotating range of the display panel 13 and the control body 1 is 0-90 degrees, the display panel is convenient to store, the protective cover 15 and the adjusting shaft 14 form a rotating structure, and the left end of the protective cover 15 and the display panel 13 are connected in a snap-fit manner, so that the display screen 17 is protected;
as shown in fig. 1 and 8, the first mounting shaft 20 and the mounting block 19 form a rotating structure, the first mounting shaft 20 and the second mounting shaft 22 are connected in a snap-fit manner, the second mounting shafts 22 are fixedly mounted on the left and right sides of the display panel 13, so as to facilitate carrying out, the middle part of the key lever 24 penetrates through the inside of the limiting shaft 23, and the key lever 24 forms a telescopic structure inside the limiting shaft 23, so as to facilitate controlling the opening and the storage of the display panel 13;
as shown in fig. 2 and 7, the interesting ear 26 forms a rotating structure inside the display panel 13, the interesting ear 26 is symmetrically arranged about the central axis of the display panel 13, the connection mode of the first metal connection point 27 and the second metal connection point 29 arranged at the tail end of the interesting ear 26 is telecommunication connection, the interest is high, the interest of children is aroused conveniently, the connection mode of the anti-falling sleeve 32 and the power connection port 31 is threaded connection, and the connection mode of the anti-falling sleeve 32 and the connection terminal 33 is clamping connection, so that the power input line 34 can be effectively prevented from being pulled in the charging process.
The working principle is as follows: when the early childhood education machine based on voice feedback interaction is used, firstly, a user presses the key lever 24 in fig. 8 downwards by hand, so that the key lever 24 slides downwards in the limiting shaft 23, and the first installation shaft 20 and the installation block 19 are driven to rotate, so that the right end of the first installation shaft 20 is separated from the connection of the second installation shaft 22, the display panel 13 is rotated to a proper angle, the display panel 13 is convenient to open, and the first installation shaft 20 separated from the connection of the second installation shaft 22 is automatically reset under the action of the first reset spring 21;
then, the anti-falling sleeve 32 shown in fig. 7 is screwed to the outside of the power connection port 31 in a threaded connection manner, and at the same time, the connection terminal 33 is stably connected to the inside of the power connection port 31, and the connection terminal 33 is clamped and installed in the anti-falling sleeve 32, so that the power input line 34 can be effectively prevented from being pulled and falling off in the charging process of the device under the action of the anti-falling sleeve 32;
the user can press the control key 9, so that characters are displayed on the display screen 17, a sound is emitted through the sound tube 6, intelligent voice input and recognition equipment is arranged below the display screen 17, voice feedback interaction is realized through the sound tube 6 under the action of the central processing unit 8, the waterproof film 10 is arranged above the control key 9, the limiting blocks 11 in the figure 6 are arranged at two ends of the waterproof film 10, the waterproof film 10 is conveniently and stably fixed inside the limiting blocks 11 under the action of the fastening blocks 12, and the dustproof and waterproof effects are conveniently realized on the control key 9 under the action of the waterproof film 10;
the interesting ears 26 are fluctuated by fingers, the interesting ears 26 are reset under the action of the second reset spring 28, so that the first metal connecting points 27 arranged at the tail ends of the interesting ears 26 are connected with the second metal connecting points 29, and therefore, the interesting ears can make a sound, have high interestingness and conveniently arouse the interest of children;
through pressing down display panel 13 for display panel 13 passes through second installation axle 22 block and installs on first installation axle 20, thereby be convenient for accomodate, under handle 25's effect, conveniently carry, solar photovoltaic panel 18's setting, can effectually turn into the inside of electric energy storage at the battery with solar energy through the dc-to-ac converter, thereby can be fine go out not have under the condition of power, conveniently charge the use, thereby be convenient for go out to accomodate and carry, this is exactly this early teaching machine's of children theory of operation based on voice feedback is mutual.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a children early education machine based on voice feedback is mutual, includes control organism (1), its characterized in that: the bottom of the control machine body (1) is provided with a rubber block (2), the left and right sides of the control machine body (1) are internally provided with limit grooves (3), the limit grooves (3) are clamped and connected with fixed blocks (4), the fixed blocks (4) are in threaded connection with locking blocks (5), the outer sides of the fixed blocks (4) are provided with sound tubes (6), the control machine body (1) is internally provided with a central processing unit (8), the inner side of the central processing unit (8) is provided with a control groove (7), the control groove (7) is internally fixed with a control panel (35), the upper surface of the control panel (35) is provided with a control key (9), a waterproof film (10) is arranged above the control key (9), the tail end of the waterproof film (10) is fixed with a limit block (11), and the limit block (11) is internally provided with a fastening block (12), a display panel (13) is arranged in the rear side of the control groove (7), an adjusting shaft (14) is arranged on the front side of the display panel (13), a protective cover (15) is installed at the left end of the adjusting shaft (14), a fastening block (16) is installed at the left end of the protective cover (15), a display screen (17) is arranged on the rear side of the protective cover (15), an installation block (19) is fixed at the outer end of the control groove (7), a first installation shaft (20) is connected to the inside of the installation block (19), a first reset spring (21) is arranged below the tail end of the first installation shaft (20), a second installation shaft (22) is arranged above the left side of the first installation shaft (20), a limiting shaft (23) is fixed above the right of the first installation shaft (20), a key rod (24) is connected to the inside of the limiting shaft (23) in a clamping manner, a handle (25) is fixed on the outer side of the display panel (13), and the rear side of display panel (13) is provided with solar photovoltaic panel (18), the inside taste ear (26) that is provided with in top of display panel (13), and the outside of taste ear (26) is fixed with first metal tie point (27), the outside top of first metal tie point (27) is provided with second reset spring (28), and second metal tie point (29) are installed to the outside end of first metal tie point (27), the rear side of control organism (1) is provided with USB input power (30), and the left side of USB input power (30) is provided with power connection port (31), the outside of power connection port (31) is connected with anticreep cover (32), and the internal connection of anticreep cover (32) has connecting terminal (33), the rear side of connecting terminal (33) is connected with power input line (34).
2. The early childhood education machine based on voice feedback interaction of claim 1, wherein: the longitudinal section of the fixing block (4) is of a T-shaped structure, the fixing block (4) is connected with the limiting groove (3) in a sliding clamping manner, and the fixing block (4) is fixedly installed on the control machine body (1) through the locking block (5).
3. The early childhood education machine based on voice feedback interaction of claim 1, wherein: the fixed block (4) is fixedly connected with the sound tube (6), and the sound tube (6) is symmetrically arranged relative to the central axis of the control machine body (1).
4. The early childhood education machine based on voice feedback interaction of claim 1, wherein: the longitudinal section of the limiting block (11) is of a concave structure, the outer end part of the waterproof film (10) penetrates through the limiting block (11), and the limiting block (11) is connected with the fastening block (12) in a clamping mode.
5. The early childhood education machine based on voice feedback interaction of claim 1, wherein: the display panel (13) and the control machine body (1) form a rotating structure, the display panel (13) and the control groove (7) are connected in a clamping mode, and the rotating range of the display panel (13) and the control machine body (1) is 0-90 degrees.
6. The early childhood education machine based on voice feedback interaction of claim 1, wherein: the protective cover (15) and the adjusting shaft (14) form a rotating structure, and the left end of the protective cover (15) is connected with the display panel (13) in a clamping mode.
7. The early childhood education machine based on voice feedback interaction of claim 1, wherein: the first mounting shaft (20) and the mounting block (19) form a rotating structure, the first mounting shaft (20) and the second mounting shaft (22) are connected in a clamping mode, and the second mounting shaft (22) is fixedly mounted on the left side and the right side of the display panel (13).
8. The early childhood education machine based on voice feedback interaction of claim 1, wherein: the middle part of the key rod (24) penetrates through the inside of the limiting shaft (23), and the key rod (24) forms a telescopic structure inside the limiting shaft (23).
9. The early childhood education machine based on voice feedback interaction of claim 1, wherein: the interesting ears (26) form a rotating structure in the display panel (13), the interesting ears (26) are symmetrically arranged around the central axis of the display panel (13), and the connection mode of a first metal connection point (27) arranged at the tail end of the interesting ears (26) and a second metal connection point (29) is telecommunication connection.
10. The early childhood education machine based on voice feedback interaction of claim 1, wherein: the anti-falling sleeve (32) is in threaded connection with the power supply connecting port (31), and the anti-falling sleeve (32) is in clamping connection with the connecting terminal (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911087582.0A CN110807956A (en) | 2019-11-08 | 2019-11-08 | Children early education machine based on voice feedback interaction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911087582.0A CN110807956A (en) | 2019-11-08 | 2019-11-08 | Children early education machine based on voice feedback interaction |
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| CN110807956A true CN110807956A (en) | 2020-02-18 |
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| CN201911087582.0A Withdrawn CN110807956A (en) | 2019-11-08 | 2019-11-08 | Children early education machine based on voice feedback interaction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111526675A (en) * | 2020-03-23 | 2020-08-11 | 何宏成 | Automobile engine and control method thereof |
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| CN208172666U (en) * | 2018-05-30 | 2018-11-30 | 广州富申信息科技有限公司 | A kind of electronic communication equipment |
| CN108573626A (en) * | 2018-06-22 | 2018-09-25 | 长沙亚斯智能科技有限公司 | A kind of Chinese language early education auxiliary teaching device |
| CN209570936U (en) * | 2019-02-01 | 2019-11-01 | 莆田德信电子有限公司 | A kind of calculator Waterproof key structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111526675A (en) * | 2020-03-23 | 2020-08-11 | 何宏成 | Automobile engine and control method thereof |
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Application publication date: 20200218 |
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