CN201788594U - Learning machine and rotating device thereof - Google Patents

Learning machine and rotating device thereof Download PDF

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Publication number
CN201788594U
CN201788594U CN2010201165672U CN201020116567U CN201788594U CN 201788594 U CN201788594 U CN 201788594U CN 2010201165672 U CN2010201165672 U CN 2010201165672U CN 201020116567 U CN201020116567 U CN 201020116567U CN 201788594 U CN201788594 U CN 201788594U
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China
Prior art keywords
axostylus axostyle
pad
support
hole
coupling shaft
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Expired - Fee Related
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CN2010201165672U
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Chinese (zh)
Inventor
胡晓济
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New Noah Technology(Shenzhen) Co., Ltd.
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NOAH EDUCATION HOLDINGS (SHENZHEN) CO Ltd
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Priority to CN2010201165672U priority Critical patent/CN201788594U/en
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Abstract

The utility model relates to a learning machine and a rotating device thereof. The rotating device comprises a horizontal spindle rotating in the horizontal direction and a turnover shaft capable of turnover up and down, and the horizontal spindle is vertically connected with the turnover shaft. The learning machine with the rotating device can simply realize up-down turnover and horizontally rotating simultaneously, which has the advantage that a display device is easy to rotate to a corresponding angle so that everyone at various angles can see the content displayed by the display device clearly when many people share the learning machine.

Description

A kind of learning machine and wheelwork thereof
Technical field
The utility model relates to the learning machine technical field, more particularly, relates to a kind of learning machine that has main frame, display device and be used for the wheelwork of described main frame and display device and comprise this wheelwork.
Background technology
Traditional turning over can only be realized the dull screen structure of turning between screen learning machine display device and the main frame, and the LCDs of the display device that prior art provides all has certain visible angle, if the user is not in the dead ahead of learning machine, just do not see the shown content of display screen.So, when a plurality of people use learning machine jointly, if want all to see the display screen content displayed clearly, the learning machine dead ahead of then must standing, thus cause using very inconvenient.
The utility model content
The technical problems to be solved in the utility model is, can not multi-angle and the defective of multi-faceted rotation at existing learning machine, a kind of learning machine and wheelwork thereof are provided.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of wheelwork, it comprises the horizontal rotating shaft 32 of rotation in the horizontal direction and the trip shaft 31 that can spin upside down, described horizontal rotating shaft 32 is connected with described trip shaft 31 in the center of described trip shaft 31, wherein:
Described trip shaft 31 comprises: first coupling shaft 310, second coupling shaft 310 ' with first support 313 that is used for described trip shaft 31 is connected with the main frame 2 of learning machine and second support 313 ', described first support 313 is positioned at the outside of described first coupling shaft 310, described second coupling shaft 310 of second support 313 ' be positioned at ' the outside, described first coupling shaft 310, second coupling shaft 310 ' rotating respectively be installed in two described first supports 313 and second support 313 ' on;
Described horizontal rotating shaft 32 comprises: the back up pad 323,325, axle sleeve 320, the axostylus axostyle 321 that are used for the display device 1 of connectionist learning machine, described first coupling shaft 310, second coupling shaft 310 ' the be connected to both sides of described axle sleeve 320, what but described back up pad 323,325 horizontal directions were rotated is installed on the described axostylus axostyle 321, described axostylus axostyle 321 inserts in the described axle sleeve 320, and described axostylus axostyle 321 passes described two back up pads 323,325.
Wherein, preferably, described trip shaft 31 also comprises: first axostylus axostyle 311, second axostylus axostyle 311 ', described first coupling shaft 310, second coupling shaft 310 ' the be connected to both sides of described horizontal rotating shaft 32, first end of described first axostylus axostyle 311 is fixed in the outside of described first coupling shaft 310, described second axostylus axostyle 311 ' first end be fixed in described second coupling shaft 310 ' the outside;
Described first support 313 is connected the outside of described first axostylus axostyle 311, and described first axostylus axostyle 311 can rotate with respect to first support 313;
Described second support 313 ' be connected described second axostylus axostyle 311 ' outside, and described second axostylus axostyle 311 ' can be with respect to described second support 313 ' rotation;
Described first support 313 and second support 313 ' all link to each other with main frame 2.
Wherein, preferred, described trip shaft 31 also comprises: pad 312,314,312 ', 314 ', elastic component 315,316,317,318,315 ', 316 ', 317 ', 318 ' and nut 319,319 ';
Described first coupling shaft 310 and second coupling shaft 310 ' comprise a respectively xsect be semicircular groove 3101,3101 ' and fixed orifice 3102,3102 ', described fixed orifice 3102,3102 ' be connected in groove 3101,3101 ' first end, described groove 3101,3101 ' second end then be connected to the both sides of described horizontal rotating shaft 32;
First end of described first axostylus axostyle 311 and second axostylus axostyle 311 ' first end be individually fixed in described first coupling shaft 310 and second coupling shaft 310 ' fixed orifice 3102,3102 ' in;
Second end of described first axostylus axostyle 311 and second axostylus axostyle 311 ' second end be provided with screw thread, the integrated connecting portion 3131,3131 of described first support 313 and second support 313 ' comprise respectively ' and fixed part 3132,3132 ', described connecting portion 3131,3131 ' on offer a through hole;
Described fixed part 3132,3132 ' be inverted "L" shaped, and offer screw on it;
Described fixed part 3132,3132 ' link to each other with main frame 2 by its screw, described pad 312,314,312 ', 314 ' and elastic component 315,316,317,318,315 ', 316 ', 317 ', 318 ' on all offer a through hole;
Second end of described first axostylus axostyle 311 passes the through hole, the through hole of pad 314, the through hole of elastic component 315,316,317,318 of connecting portion 3131 of through hole, first support 313 of pad 312 successively, and nut 319 is fixed on second end of described first axostylus axostyle 311, described pad 312, first support 313, pad 314, elastic component 315,316,317,318 and first axostylus axostyle 311 fix, and first axostylus axostyle 311 can rotate with respect to first support 313;
Described second axostylus axostyle 311 ' second end pass successively pad 312 ' through hole, second support 313 ' connecting portion 3131 ' through hole, pad 314 ' through hole, elastic component 315 ', 316 ', 317 ', 318 ' through hole, and with described second axostylus axostyle 311 of nut 319 ' be fixed in ' second end, described pad 312 ', second support 313 ', pad 314 ', elastic component 315 ', 316 ', 317 ', 318 ' with second axostylus axostyle 311 ' fix, and second axostylus axostyle 311 ' can be with respect to second support 313 ' rotation.
Wherein, preferred, described horizontal rotating shaft 32 also comprises: pad 322,324,326, elastic component 327,328 and nut 329;
Described axle sleeve 320 comprises a hollow cylinder 3201 and two braces 3202,3202 ', described axostylus axostyle 321 is a hollow cylinder, and its first end is inserted in the cylinder 3201 of described axle sleeve 320, second end of described axostylus axostyle 321 is provided with screw thread, described two braces 3202,3202 ' respectively with the groove 3101 of described first coupling shaft 310 and second coupling shaft 310 ' groove 3101 ' second end be fixedly linked, described two back up pads 323,325 are a rectangular sheet metal, offer a through hole in the middle of it respectively, and in described two back up pads 323, be provided with screw around 325 the through hole, described two back up pads 323,325 pass through its screw links to each other described pad 322 with display device 1,324,326, elastic component 327,328 all offer a through hole;
Second end of described axostylus axostyle 321 passes the through hole of pad 322, the through hole of back up pad 323, the through hole of pad 324, the through hole of back up pad 325, the through hole of pad 326, the through hole of elastic component 327,328 successively, and nut 329 is fixed on second end of described axostylus axostyle 321, described pad 322, back up pad 323, pad 324, back up pad 325, pad 326, elastic component 327,328 and axostylus axostyle 321 are fixed, and described two back up pads 323,325 can be rotated relative to axostylus axostyle 321.
Wherein, preferred described wheelwork also comprises the shell that is installed in described wheelwork outside, described shell by screw pass two braces 3202,3202 that are arranged on described axle sleeve 320 ' on band " U " type screw be fixed on the described wheelwork 3.
The utility model also provides a kind of learning machine, comprises display device 1 and main frame 2, and described display device 1 is connected by any one wheelwork in the technique scheme with main frame 2.
Implement the technical solution of the utility model, have following beneficial effect: have the upper and lower upset of the simple realization of study function of this wheelwork, can in upper and lower upset, realize horizontally rotating again.Such benefit is can easily display device be rotated to corresponding angle when a plurality of people use learning machine jointly, so that each people who is in different angles can both see the shown content of display device clearly.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
The structural representation of the learning machine that Fig. 1 provides for the utility model embodiment;
The structural representation of the wheelwork that assembles that Fig. 2 provides for the utility model embodiment;
The exploded view of the wheelwork that Fig. 3 provides for the utility model embodiment;
The groove enlarged drawing of the coupling shaft of the wheelwork that Fig. 4 provides for the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The utility model embodiment provides a kind of wheelwork, and as shown in Figure 2, this wheelwork comprises the horizontal rotating shaft 32 of rotation in the horizontal direction and the trip shaft 31 that can spin upside down, the described trip shaft 31 of described horizontal rotating shaft 32 vertical connections.In the present embodiment, preferred, described horizontal rotating shaft 32 is connected with described trip shaft 31 in the center of described trip shaft 31.This horizontal rotating shaft 32 can be horizontally rotated, and trip shaft 31 can spin upside down, and the display device 1 and the relative of main frame 2 that have the learning machine of this wheelwork with realization can spin upside down and horizontally rotate.
In the present embodiment, concrete: as shown in Figure 3, described trip shaft 31 comprises: first coupling shaft 310, second coupling shaft 310 ' with first support 313 that is used for described trip shaft 31 is connected with the main frame 2 of learning machine and second support 313 ', described first support 313 is positioned at the outside of described first coupling shaft 310, described second coupling shaft 310 of second support 313 ' be positioned at ' the outside, described first coupling shaft 310, second coupling shaft 310 ' rotating respectively be installed in two described first supports 313 and second support 313 ' on;
In the present embodiment, concrete: as shown in Figure 3, described horizontal rotating shaft 32 comprises: the back up pad 323,325, axle sleeve 320, the axostylus axostyle 321 that are used for the display device 1 of connectionist learning machine, described first coupling shaft 310, second coupling shaft 310 ' the be connected to both sides of described axle sleeve 320, what but described back up pad 323,325 horizontal directions were rotated is installed on the described axostylus axostyle 321, described axostylus axostyle 321 inserts in the described axle sleeve 320, and described axostylus axostyle 321 passes described two back up pads 323,325.
Further among the embodiment, described trip shaft 31 also comprises: first axostylus axostyle 311, second axostylus axostyle 311 ', described first coupling shaft 310, second coupling shaft 310 ' the be connected to both sides of described horizontal rotating shaft 32, first end of described first axostylus axostyle 311 is fixed in the outside of described first coupling shaft 310, described second axostylus axostyle 311 ' first end be fixed in described second coupling shaft 310 ' the outside;
Described first support 313 is connected the outside of described first axostylus axostyle 311, and described first axostylus axostyle 311 can rotate with respect to first support 313;
Described second support 313 ' be connected described second axostylus axostyle 311 ' outside, and described second axostylus axostyle 311 ' can be with respect to described second support 313 ' rotation;
Described first support 313 and second support 313 ' all link to each other with main frame 2.
In a further embodiment, described trip shaft 31 also comprises: pad 312,314,312 ', 314 ', elastic component 315,316,317,318,315 ', 316 ', 317 ', 318 ' and nut 319,319 ';
Described first coupling shaft 310 and second coupling shaft 310 ' comprise a respectively xsect be roughly semicircular groove 3101,3101 ' and fixed orifice 3102,3102 ', described fixed orifice 3102,3102 ' be connected to groove 3101,3101 ' first end, described groove 3101,3101 ' second end then be connected to the both sides of described horizontal rotating shaft 32;
First end of described first axostylus axostyle 311 and second axostylus axostyle 311 ' first end be individually fixed in described first coupling shaft 310 and second coupling shaft 310 ' fixed orifice 3102,3102 ' in;
Second end of described first axostylus axostyle 311 and second axostylus axostyle 311 ' second end one end of coupling shaft 310 and 310 ' link to each other (not with) be provided with some screw threads, the integrated connecting portion 3131,3131 of described first support 313 and second support 313 ' comprise respectively ' and fixed part 3132,3132 ', described connecting portion 3131,3131 ' on offer a through hole;
Described fixed part 3132,3132 ' be inverted "L" shaped, and offer some screws on it;
Described fixed part 3132,3132 ' link to each other with main frame 2 by its screw, described pad 312,314,312 ', 314 ' and elastic component 315,316,317,318,315 ', 316 ', 317 ', 318 ' on all offer a through hole;
Second end of described first axostylus axostyle 311 passes the through hole, the through hole of pad 314, the through hole of elastic component 315,316,317,318 of connecting portion 3131 of through hole, first support 313 of pad 312 successively, and nut 319 is fixed on second end of described first axostylus axostyle 311, described pad 312, first support 313, pad 314, elastic component 315,316,317,318 and first axostylus axostyle 311 fix, and first axostylus axostyle 311 can rotate with respect to first support 313;
Described second axostylus axostyle 311 ' second end pass successively pad 312 ' through hole, second support 313 ' connecting portion 3131 ' through hole, pad 314 ' through hole, elastic component 315 ', 316 ', 317 ', 318 ' through hole, and with described second axostylus axostyle 311 of nut 319 ' be fixed in ' second end, described pad 312 ', second support 313 ', pad 314 ', elastic component 315 ', 316 ', 317 ', 318 ' with second axostylus axostyle 311 ' fix, and second axostylus axostyle 311 ' can be with respect to second support 313 ' rotation.
In the present embodiment, adopt pad 312,314,312 ', 314 ', elastic component 315,316,317,318,315 ', 316 ', 317 ', 318 ' be for better with first support 313 and second support 313 ' respectively and first axostylus axostyle 311 and second axostylus axostyle 311 ' fixing.This pad and elastic component etc. also can omit among other embodiment.
Further among the embodiment, described horizontal rotating shaft 32 also comprises: pad 322,324,326, elastic component 327,328 and nut 329;
Described axle sleeve 320 comprises a hollow cylinder 3201 and two braces 3202,3202 ', described axostylus axostyle 321 is a hollow cylinder, and its first end is inserted in the cylinder 3201 of described axle sleeve 320, second end of described axostylus axostyle 321 (not inserting an end of axle sleeve 320) is provided with some screw threads, described two braces 3202,3202 ' respectively with first coupling shaft 310 groove 3101 (as shown in Figure 4) and second coupling shaft 310 ' second end of groove 3101 ' (as shown in Figure 4) be fixedly linked, described two back up pads 323,325 are a rectangular sheet metal, offer a through hole in the middle of it respectively, and in described two back up pads 323, be provided with some screws around 325 the through hole, described two back up pads 323,325 pass through its screw links to each other described pad 322 with display device 1,324,326, elastic component 327,328 all offer a through hole;
Second end of described axostylus axostyle 321 passes the through hole of pad 322, the through hole of back up pad 323, the through hole of pad 324, the through hole of back up pad 325, the through hole of pad 326, the through hole of elastic component 327,328 successively, then, nut 329 is fixed on second end of described axostylus axostyle 321, thereby described pad 322, back up pad 323, pad 324, back up pad 325, pad 326, elastic component 327,328 and axostylus axostyle 321 are fixed, and described two back up pads 323,325 can be rotated relative to axostylus axostyle 321.
Described pad 322,324,326, elastic component 327,328 and nut 329, in order better back up pad 323,325 to be stabilized on the axostylus axostyle 321, and more firm display device 1 is fixed on the back up pad 323,325.This pad and elastic component etc. also can omit among other embodiment.With other structure or mode is stablized or fixing.
Further among the embodiment, this wheelwork also comprises the shell that is installed in described wheelwork 3 outsides, described shell by screw pass two braces 3202,3202 that are arranged on described axle sleeve 320 ' on band " U " type screw be fixed on the described wheelwork 3.
The utility model embodiment also provides a kind of learning machine, and as shown in Figure 1, this learning machine comprises display device and main frame, and described display device is connected by any one wheelwork in the foregoing description with main frame.Be specially: this learning machine comprises a display device 1, main frame 2 and connects the wheelwork 3 of display device 1 and main frame 2.The display screen 101 that described display device 1 comprises the upper and lower panel (not shown) and is embedded in top panel.Described main frame 2 comprises the upper and lower panel (not shown), is arranged at control circuit board (not shown) in the space that is formed by the upper and lower panel fastening and the keyboard 201 that is embedded at top panel.Described wheelwork 3 comprises a trip shaft 31 and a horizontal rotating shaft 32, described trip shaft 31 is " one " font, described horizontal rotating shaft 32 is vertically connected at described trip shaft 31, and described horizontal rotating shaft 32 is connected with described trip shaft 31 with the center of described trip shaft 31.
Adopt this structure, learning machine can simply be realized upper and lower upset, can realize horizontally rotating in upper and lower upset again.Such benefit is can easily display device be rotated to corresponding angle when a plurality of people use learning machine jointly, so that each people who is in different angles can both see the shown content of display device clearly.
In other embodiments, the shell of described wheelwork 3 can also adopt other general modes to be set on the described wheelwork 3, described support 313/313 ' shape also can be other general shape, described pad and elastic component quantity also can increase or reduce or the like according to different product sizes.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.

Claims (6)

1. wheelwork, comprise the trip shaft (31) that can spin upside down, it is characterized in that, also comprise the horizontal rotating shaft (32) of rotation in the horizontal direction, described horizontal rotating shaft (32) is connected with described trip shaft (31) in the center of described trip shaft (31), wherein:
Described trip shaft (31) comprising: first coupling shaft (310), second coupling shaft (310 ') and being used for is connected described trip shaft (31) with the main frame (2) of learning machine first support (313) and second support (313 '), described first support (313) is positioned at the outside of described first coupling shaft (310), second support (313 ') is positioned at the outside of described second coupling shaft (310 '), and described first coupling shaft (310), second coupling shaft (310 ') is rotating respectively is installed on two described first supports (313) and second support (313 ');
Described horizontal rotating shaft (32) comprising: the back up pad (323,325), axle sleeve (320), the axostylus axostyle (321) that are used for the display device (1) of connectionist learning machine, described first coupling shaft (310), second coupling shaft (310 ') are connected to the both sides of described axle sleeve (320), described back up pad (323,325) but being installed on the described axostylus axostyle (321) of rotating of horizontal direction, described axostylus axostyle (321) inserts in the described axle sleeve (320), and described axostylus axostyle (321) passes described two back up pads (323,325).
2. wheelwork according to claim 1, it is characterized in that, described trip shaft (31) also comprises: first axostylus axostyle (311), second axostylus axostyle (311 '), described first coupling shaft (310), second coupling shaft (310 ') are connected to the both sides of described horizontal rotating shaft (32), first end of described first axostylus axostyle (311) is fixed in the outside of described first coupling shaft (310), and first end of described second axostylus axostyle (311 ') is fixed in the outside of described second coupling shaft (310 ');
Described first support (313) is connected the outside of described first axostylus axostyle (311), and described first axostylus axostyle (311) can rotate with respect to first support (313);
Described second support (313 ') is connected described second axostylus axostyle (311 ') outside, and described second axostylus axostyle (311 ') can rotate with respect to described second support (313 ');
Described first support (313) all links to each other with main frame (2) with second support (313 ').
3. as wheelwork as described in the claim 2, it is characterized in that described trip shaft (31) also comprises: pad (312,314,312 ', 314 '), elastic component (315,316,317,318,315 ', 316 ', 317 ', 318 ') and nut (319,319 ');
Described first coupling shaft (310) and second coupling shaft (310 ') comprise that respectively an xsect is semicircular groove (3101,3101 ') and fixed orifice (3102,3102 '), described fixed orifice (3102,3102 ') is connected in first end of groove (3101,3101 '), and second end of described groove (3101,3101 ') then is connected to the both sides of described horizontal rotating shaft (32);
First end of first end of described first axostylus axostyle (311) and second axostylus axostyle (311 ') is individually fixed in the fixed orifice (3102,3102 ') of described first coupling shaft (310) and second coupling shaft (310 ');
Second end of second end of described first axostylus axostyle (311) and second axostylus axostyle (311 ') is provided with screw thread, described first support (313) and second support (313 ') comprise integrated connecting portion (3131,3131 ') and fixed part (3132,3132 ') respectively, and described connecting portion offers a through hole on (3131,3131 ');
Described fixed part (3132,3132 ') is inverted "L" shaped, and offers screw on it;
Described fixed part (3132,3132 ') links to each other with main frame (2) by its screw, described pad (312,314,312 ', 314 ') and elastic component (315,316,317,318,315 ', 316 ', 317 ', 318 ') on all offer a through hole;
Second end of described first axostylus axostyle (311) passes the through hole, the through hole of pad (314), the through hole of elastic component (315,316,317,318) of connecting portion (3131) of through hole, first support (313) of pad (312) successively, and nut (319) is fixed on second end of described first axostylus axostyle (311), described pad (312), first support (313), pad (314), elastic component (315,316,317,318) fix with first axostylus axostyle (311), and first axostylus axostyle (311) can rotate with respect to first support (313);
Second end of described second axostylus axostyle (311 ') passes the through hole of pad (312 ') successively, the through hole of the connecting portion (3131 ') of second support (313 '), the through hole of pad (314 '), elastic component (315 ', 316 ', 317 ', 318 ') through hole, and nut (319 ') is fixed in second end of described second axostylus axostyle (311 '), described pad (312 '), second support (313 '), pad (314 '), elastic component (315 ', 316 ', 317 ', 318 ') fix with second axostylus axostyle (311 '), and second axostylus axostyle (311 ') can rotate with respect to second support (313 ').
4. as wheelwork as described in the claim 2, it is characterized in that described horizontal rotating shaft (32) also comprises: pad (322,324,326), elastic component (327,328) and nut (329);
Described axle sleeve (320) comprises a hollow cylinder (3201) and two braces (3202,3202 '), described axostylus axostyle (321) is a hollow cylinder, and its first end is inserted in the cylinder (3201) of described axle sleeve (320), second end of described axostylus axostyle (321) is provided with screw thread, described two braces (3202,3202 ') respectively second end with the groove (3101 ') of the groove (3101) of described first coupling shaft (310) and second coupling shaft (310 ') be fixedly linked, described two back up pads (323,325) be a rectangular sheet metal, offer a through hole in the middle of it respectively, and in described two back up pads (323,325) be provided with screw around the through hole, described two back up pads (323,325) link to each other described pad (322 with display device (1) by its screw, 324,326), elastic component (327,328) all offer a through hole;
Second end of described axostylus axostyle (321) passes the through hole of pad (322), the through hole of back up pad (323), the through hole of pad (324), the through hole of back up pad (325), the through hole of pad (326), the through hole of elastic component (327,328) successively, and nut (329) is fixed on second end of described axostylus axostyle (321), described pad (322), back up pad (323), pad (324), back up pad (325), pad (326), elastic component (327,328) are fixed with axostylus axostyle (321), and described two back up pads (323,325) can be rotated relative to axostylus axostyle (321).
5. wheelwork according to claim 1, it is characterized in that, also comprise the shell that is installed in described wheelwork outside, band " U " the type screw that described shell passes by screw on two braces (3202,3202 ') that are arranged on described axle sleeve (320) is fixed on the described wheelwork (3).
6. a learning machine comprises display device (1) and main frame (2), it is characterized in that, described display device (1) is connected with main frame (2) any one wheelwork by claim 1 to 5.
CN2010201165672U 2010-02-09 2010-02-09 Learning machine and rotating device thereof Expired - Fee Related CN201788594U (en)

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CN2010201165672U CN201788594U (en) 2010-02-09 2010-02-09 Learning machine and rotating device thereof

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CN2010201165672U CN201788594U (en) 2010-02-09 2010-02-09 Learning machine and rotating device thereof

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105096672A (en) * 2015-08-03 2015-11-25 大连工业大学 Hemispherical children enlightenment education machine
CN108898899A (en) * 2018-06-27 2018-11-27 郑州国知网络技术有限公司 A kind of portable child learning machine based on information technology

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105096672A (en) * 2015-08-03 2015-11-25 大连工业大学 Hemispherical children enlightenment education machine
CN108898899A (en) * 2018-06-27 2018-11-27 郑州国知网络技术有限公司 A kind of portable child learning machine based on information technology

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Owner name: NEW NOAH TECHNOLOGY (SHENZHEN) CO., LTD.

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