CN210174471U

CN210174471U - A multifunctional rotating teaching whiteboard

Info

Publication number: CN210174471U
Application number: CN201920534957.2U
Authority: CN
Inventors: 陆海燕
Original assignee: Chengdu Aeronautic Polytechnic
Current assignee: Chengdu Aeronautic Polytechnic
Priority date: 2019-04-18
Filing date: 2019-04-18
Publication date: 2020-03-24
Anticipated expiration: 2029-04-18

Abstract

The utility model discloses a multi-functional rotation type teaching blank, including rectangle chassis and teaching blank main part, the middle part fixed mounting on rectangle chassis top has the elevating gear body, the one end swing joint of elevating gear body has the carousel, some connecting blocks of fixed connection are passed through at the middle part on carousel top are connected with the teaching blank main part, the equal fixed mounting in both sides of teaching blank main part is rectangular lamp stand, the equal fixed mounting in inside of two rectangular lamp stands has a plurality of LED lamp, the positive bottom fixed mounting of teaching blank main part has an album grey groove, consequently and fixed mounting on teaching blank main part top has control switch, a plurality of LED lamp all is through control switch and external power supply electric connection, the beneficial effects of the utility model are that: through the elevating gear body that is equipped with, be convenient for adjust the lead screw through rotating, through the transmission of gear and rack, realize going up and down, the height of the blank main part of teaching of being convenient for better adjustment saves space.

Description

Multifunctional rotary teaching whiteboard

Technical Field

The utility model relates to a teaching blank, in particular to multi-functional rotation type teaching blank.

Background

A whiteboard is a generally white writing surface made of a metal plate material. The whiteboard has a similar function to a blackboard and is a writing tool capable of being repeatedly erased and written. The method is generally used for teaching and conference discussion.

At present, people attach more and more importance to education, also more and more are thrown into various facilities and fund in the education simultaneously, traditional blackboard and stereoplasm blank become the indispensable partly of real production activity, but the user generally reflects, a great deal of drawback that its exists brings very big inconvenience for the use, the teaching blank still has some weak points, for example, because the volume in classroom is great, the teaching blank can not rotate, the angle that leads to the student to see the teaching blank is different, will lead to the student to see the russian inside on the teaching blank and can produce the visual angle deviation, influence the teaching, the blank function singleness of teaching that has now simultaneously, the practicality is not strong, the show teaching plan that can not be fine, and current teaching blank can not adjust the height from top to bottom, occupy great space.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional rotation type teaching blank to the teaching blank that proposes in solving above-mentioned background art can not rotate, the angle that leads to the student to see the teaching blank is different, will lead to the student to watch the russian inside on the teaching blank can produce the visual angle deviation, influence the teaching, the blank function singleness of teaching that has now simultaneously, the practicality is not strong, the show teaching plan that can not be fine, and current teaching blank height-adjustable from top to bottom, occupy the problem in great space.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-functional rotation type teaching blank, includes rectangle chassis and teaching blank main part, the middle part fixed mounting on rectangle chassis top has the elevating gear body, the one end swing joint of elevating gear body has the carousel, the middle part on carousel top is connected with the teaching blank main part through some connecting blocks of fixed connection, the equal fixed mounting in the positive both sides of teaching blank main part has rectangular lamp stand, two the equal fixed mounting in inside of rectangular lamp stand has a plurality of LED lamp, the positive bottom fixed mounting of teaching blank main part has an album grey groove, one side fixed mounting on teaching blank main part top has control switch, a plurality of the LED lamp all is through control switch and external power supply electric connection.

As a preferred technical scheme of the utility model, the elevating gear body includes first cover post and second cover post, the one end and the rectangle chassis fixed connection of first cover post, the one end and the carousel fixed connection of second cover post, first cover post and second cover post swing joint.

As a preferred technical scheme of the utility model, the other end of second cover post passes through base fixedly connected with rack, one side cooperation of first cover post is connected with the regulation lead screw, the one end fixedly connected with gear of adjusting the lead screw, the gear is connected with the rack meshing.

As a preferred technical scheme of the utility model, one side fixed mounting of rectangle chassis bottom has two base angle posts side by side, the opposite side fixed mounting of rectangle chassis bottom has two wheels side by side.

As a preferred technical scheme of the utility model, the both sides fixedly connected with support bar of teaching blank main part bottom, the one end and the carousel fixed connection of support bar.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a multi-functional rotation type teaching blank, through the elevating gear body that is equipped with, be convenient for adjust the lead screw through rotating, through the transmission of gear and rack, realize going up and down, the height of the blank main part of adjustment teaching that is convenient for better saves space, through carousel and the connecting block that is equipped with, be convenient for realize the rotation to the blank main part of teaching, the student of the different positions of being convenient for observes, through rectangular lamp stand and the LED lamp that is equipped with, the teaching blank main part can be thrown light on to the LED lamp, the back row student of being convenient for observes.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic view of the front structure of the teaching whiteboard main body of the utility model;

fig. 3 is a schematic view of the structure of the lifting device of the present invention.

In the figure: 1. a rectangular chassis; 2. a bottom corner post; 3. a wheel; 4. a lifting device body; 5. A turntable; 6. connecting blocks; 7. a supporting strip; 8. a teaching whiteboard main body; 9. a strip lamp holder; 10. An LED lamp; 11. a control switch; 12. a dust collecting groove; 13. a first set of columns; 14. a second set of columns; 15. adjusting the lead screw; 16. a gear; 17. a rack; 18. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, the utility model provides a multi-functional rotation type teaching blank, including rectangle chassis 1 and teaching blank main part 8, the middle part fixed mounting on 1 top on rectangle chassis has elevating gear body 4, the one end swing joint of elevating gear body 4 has carousel 5, the middle part on 5 tops of carousel is connected with teaching blank main part 8 through connecting block 6 that fixed connection has, the equal fixed mounting in the positive both sides of teaching blank main part 8 has rectangular lamp stand 9, the equal fixed mounting in inside of two rectangular lamp stands 9 has a plurality of LED lamp 10, the positive bottom fixed mounting of teaching blank main part 8 has ash collecting groove 12, one side fixed mounting on 8 tops of teaching blank main part has control switch 11, a plurality of LED lamp 10 all is through control switch 11 and external power supply electric connection.

Preferably, the lifting device body 4 comprises a first sleeve column 13 and a second sleeve column 14, one end of the first sleeve column 13 is fixedly connected with the rectangular chassis 1, one end of the second sleeve column 14 is fixedly connected with the rotating disc 5, and the first sleeve column 13 is movably connected with the second sleeve column 14, so that the second sleeve column 14 can be conveniently lifted along the first sleeve column 13.

Preferably, the other end of the second sleeve column 14 is fixedly connected with a rack 17 through a base 18, one side of the first sleeve column 13 is connected with an adjusting screw 15 in a matching manner, one end of the adjusting screw 15 is fixedly connected with a gear 16, the gear 16 is in meshed connection with the rack 17, the adjusting screw 15 is convenient to rotate, and the lifting is realized through the transmission of the gear 16 and the rack 17.

Preferably, two parallel bottom corner posts 2 are fixedly mounted on one side of the bottom end of the rectangular chassis 1, two parallel wheels 3 are fixedly mounted on the other side of the bottom end of the rectangular chassis 1, the wheels 3 are convenient to move, the bottom corner posts 2 have high supporting performance, and the stability of the rectangular chassis 1 is improved.

Preferably, the both sides fixedly connected with support bar 7 of 8 bottoms of teaching whiteboard main part, the one end and the 5 fixed connection of carousel of support bar 7, support bar 7 improve the connectivity and the stability between teaching whiteboard main part 8 and the carousel 5, the fine rotation of being convenient for.

When the multifunctional rotary teaching whiteboard is used, firstly, a teacher worker lifts one side of a rectangular chassis 1 through a second sleeve column 14 and moves the rectangular chassis 1 to a classroom through the movement of two parallel wheels 3, then the teaching worker rotates an adjusting screw 15 to realize the lifting of a teaching whiteboard main body 8 through the transmission of a gear 16 and a rack 17, the transmission of the gear 16 and the rack 17 has a limit function, so that the teaching whiteboard main body 8 can be kept unchanged at a certain height, the teaching whiteboard main body 8 is suitable for being watched by students at a proper height, when the teacher worker gets on a desk, the teacher worker switches on a power supply when the sky is dark, and then the teacher worker starts a control switch 11 to illuminate the teaching whiteboard main body 8 after a plurality of LED lamps 10 are powered on, so that the students in the back row can clearly watch the content on the teaching whiteboard main body 8, teacher's worker is through rotating carousel 5 for the content on the whiteboard main part 8 of observing that the student of the different angles in classroom can both be clear, avoids the visual angle limitation that whiteboard main part 8 of imparting knowledge to students used.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A multifunctional rotating teaching whiteboard, comprising a rectangular chassis (1) and a teaching whiteboard main body (8), characterized in that a lifting device body (4) is fixedly installed in the middle of the top of the rectangular chassis (1), so One end of the lifting device body (4) is movably connected with a turntable (5), and the middle part of the top of the turntable (5) is connected with the main body (8) of the teaching whiteboard through a fixed connection block (6). Long strip lamp holders (9) are fixedly installed on both sides of the front of the main body (8), and several LED lamps (10) are fixedly installed in the interior of the two long strip lamp holders (9). (8) An ash collecting tank (12) is fixedly installed on the bottom of the front side, a control switch (11) is fixedly installed on one side of the top of the teaching whiteboard main body (8), and a plurality of the LED lights (10) pass through the control switch (11) Electrically connected with an external power supply.

2 . The multifunctional rotating teaching whiteboard according to claim 1 , wherein the lifting device body ( 4 ) comprises a first set of columns ( 13 ) and a second set of columns ( 14 ), the first set of columns ( 14 ). One end of a set of columns (13) is fixedly connected to the rectangular chassis (1), one end of the second set of columns (14) is fixedly connected to the turntable (5), the first set of columns (13) and the second set of columns are fixedly connected (14) ACTIVE CONNECTIONS.

3. A multifunctional rotating teaching whiteboard according to claim 2, wherein the other end of the second set of columns (14) is fixedly connected with a rack (17) through the base (18), so One side of the first set of columns (13) is matched with an adjusting screw (15), one end of the adjusting screw (15) is fixedly connected with a gear (16), and the gear (16) is connected to the rack (17). ) toothed connection.

4 . The multifunctional rotating teaching whiteboard according to claim 1 , wherein one side of the bottom end of the rectangular chassis ( 1 ) is fixedly installed with two juxtaposed bottom corner posts ( 2 ), and the rectangular chassis ( 1 ) (1) Two parallel wheels (3) are fixedly installed on the other side of the bottom end.

5. A multifunctional rotating teaching whiteboard according to claim 1, characterized in that: the two sides of the bottom end of the teaching whiteboard main body (8) are fixedly connected with support bars (7), and the support bars (7) One end is fixedly connected with the turntable (5).