CN211431774U

CN211431774U - Education economy and management specialty are with portable teaching device

Info

Publication number: CN211431774U
Application number: CN201922027303.3U
Authority: CN
Inventors: 段奇芳
Original assignee: Shanxi Technology and Business College
Current assignee: Shanxi Technology and Business College
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-09-08
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses an education economy and management specialty are with portable teaching device, including telescopic prop, telescopic prop's top fixedly connected with desktop, the equal sliding connection in both ends of desktop has the drawer, fixedly connected with runs through the desktop on the axis of desktop, and with the interior bottom fixed connection's of desktop back shaft, ball bearing has all been cup jointed at the upper and lower both ends of back shaft. This education economy and management specialty are with portable teaching device, through setting up the bottom at inside flexible post with the universal wheel, holistic stability has been strengthened, through setting up back shaft and axis of rotation, when dazzling in the face of sunshine reflection, can avoid the reverberation dazzling through angle of adjustment, through setting up double-sided blackboard structure, the regional area is write to the blackboard has been increased, after mr writes on one of them blackboard, can rotate to another blackboard and write, and keep the blackboard writing content before, thereby carry out the note for the time that students filled.

Description

Education economy and management specialty are with portable teaching device

Technical Field

The utility model relates to a teaching technical field specifically is a education economy and management specialty are with portable teaching device.

Background

Education economy and management are emerging edge subjects and cross subjects, belong to the category of social subjects, are one of five secondary subjects under the primary subject of public management, and mainly use the theories and methods of education, economics and management to research the interrelation of education and economy and the development rules of changes thereof, research the economic input and output rules in the education field, the leap-type development of education institutions and research science of management rules in the education development.

In the teaching environment of colleges and universities, because the blackboard area is limited, the contents of the blackboard writing of a teacher on the blackboard cannot be written by each student and then erased, so that students with slow writing cannot follow the teaching rhythm of the teacher, and learning is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an education economy and management specialty are with portable teaching device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an education economy and management specialty are with portable teaching device, includes flexible pillar, the top fixedly connected with desktop of flexible pillar, the equal sliding connection in both ends of desktop has the drawer, fixedly connected with runs through the desktop on the axis of desktop, and with the interior bottom fixed connection's of desktop back shaft, ball bearing has all been cup jointed at the upper and lower both ends of back shaft, ball bearing's surface fixedly connected with axis of rotation, the surface fixedly connected with blackboard of axis of rotation, the top intermediate position of blackboard passes through pillar fixedly connected with diaphragm, the bottom fixedly connected with elasticity cloth of diaphragm, the bottom fixedly connected with slip blackboard eraser of elasticity cloth.

Preferably, the left end and the right end of the blackboard are fixedly connected with protruding plates, sliding grooves are formed in the protruding plates, and the two ends of the sliding blackboard eraser extend into the sliding grooves and are in sliding connection with the sliding grooves.

Preferably, the convex plate on the right side of the blackboard is tangent to but not connected with the outer surface of the left side of the rotating shaft.

Preferably, the number of the blackboards is four, the blackboards are symmetrically distributed on the front, the rear, the left and the right of the rotating shaft by taking the rotating shaft as a center, and the front and the back of each blackboard are writing boards.

Preferably, telescopic prop includes swing joint in telescopic prop inside flexible leg, telescopic prop's flexible leg is close to the left side fixedly connected with spring post at top, telescopic prop's surface offer with the altitude mixture control hole of spring post size looks adaptation, telescopic prop's inside flexible leg's bottom fixed mounting has the universal wheel.

Preferably, the quantity of telescopic prop is four, and fixed connection is in the bottom four corners department of desktop respectively, the cross section of desktop is the rectangle, the top threaded connection of back shaft has and is used for restricting axis of rotation pivoted screw switch.

Advantageous effects

The utility model provides an education economy and management specialty are with portable teaching device possesses following beneficial effect:

1. this education economy and management specialty are with portable teaching device through setting up flexible pillar, makes this teaching device's whole height adjust, through setting up the bottom of the flexible post in inside with the universal wheel, makes this teaching device can withdraw flexible leg when not needing to remove to strengthened holistic stability, through setting up the slip blackboard eraser, be convenient for carry out whole clearance to the content on the blackboard after the class.

2. This education economy and management specialty are with portable teaching device through setting up back shaft and axis of rotation for the whole of blackboard can the free rotation, also can fix through screw switch, when dazzling in the face of sunshine reflection, can avoid the reverberation to dazzle through angle of adjustment.

3. This education economy and management specialty are with portable teaching device through setting up two-sided blackboard structure, has increased the blackboard and has write regional area, writes the back when the mr writes fully on one of them blackboard, can rotate to another blackboard to the blackboard writing content before remains, thereby carries out the note for the time that the student is sufficient.

Drawings

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

FIG. 2 is a schematic view of the front cross-section structure of the present invention;

fig. 3 is an enlarged schematic view of the a position of the present invention.

In the figure: the blackboard eraser comprises a telescopic support 1, a tabletop 2, a drawer 3, a supporting shaft 4, a ball bearing 5, a rotating shaft 6, a blackboard 7, a transverse plate 8, elastic cloth 9, a sliding blackboard eraser 10, a convex plate 11, a sliding groove 12, a spring column 13, a height adjusting hole 14, a universal wheel 15 and a threaded switch 16.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an education economy and management specialty are with portable teaching device, including telescopic support 1, telescopic support 1's top fixedly connected with desktop 2, the equal sliding connection in both ends of desktop 2 has drawer 3, fixedly connected with runs through desktop 2 on desktop 2's the axis, and with desktop 2's interior bottom fixed connection's back shaft 4, ball bearing 5 has all been cup jointed at the upper and lower both ends of back shaft 4, ball bearing 5's outer fixed connection has axis of rotation 6, axis of rotation 6's outer fixed connection has blackboard 7, blackboard 7's quantity is four, and use axis of rotation 6 as central symmetry subsection in axis of rotation 6 all around four sides respectively, blackboard 7's front and back are the writing face, blackboard 7 can carry out 360 rotations through axis of rotation 6 and ball bearing 5.

The top intermediate position of blackboard 7 is through pillar fixedly connected with diaphragm 8, the bottom fixedly connected with elasticity cloth 9 of diaphragm 8, the bottom fixedly connected with of elasticity cloth 9 slides blackboard eraser 10, through setting up slide blackboard eraser 10, be convenient for carry out whole clearance to the content on blackboard 7 after the class, the regional area is write to blackboard 7 has been increased to the blackboard 7 structure of two-sided, write the back when mr writes fully on one of them blackboard, can rotate to another blackboard and write.

The left end and the right end of the blackboard 7 are fixedly connected with protruding plates 11, a sliding groove 12 is formed in each protruding plate 11, two ends of a sliding blackboard eraser 10 extend into the sliding groove 12 and are in sliding connection with the sliding groove 12, the protruding plate 11 on the right side of the blackboard 7 is tangent to but not connected with the outer surface of the left side of the rotating shaft 6, each telescopic strut 1 comprises a telescopic leg movably connected into the telescopic strut 1, the left side, close to the top, of each telescopic leg of each telescopic strut 1 is fixedly connected with a spring column 13, the outer surface of each telescopic strut 1 is provided with a height adjusting hole 14 matched with the size of the spring column 13, universal wheels 15 are fixedly mounted at the bottoms of the telescopic legs in the telescopic struts 1, the number of the telescopic struts 1 is four, the telescopic struts are respectively and fixedly connected to four corners of the bottom of the desktop 2, the cross section of the desktop 2 is, the blackboard 7 can be fixed by a screw switch 16, and when the blackboard faces sunlight reflection dazzling, the reflection light dazzling can be avoided by adjusting the angle.

The working principle is as follows: this education economy and management are portable teaching device for specialty when using, press the spring post 13 earlier, then take out the inside flexible leg of telescopic prop 1, remove the back of taking one's place, withdraw flexible leg, the teacher is at the blackboard-writing in-process, if the face of current blackboard 7 is written full, can promote blackboard 7 and rotate to next blackboard 7, then fix blackboard 7 through threaded switch 16, if need clear up the content on blackboard 7, then can pull the interior slip blackboard eraser 10 of spout 12 and clear up.

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. The utility model provides an education economy and management specialty are with portable teaching device, includes telescopic prop (1), its characterized in that: the utility model discloses a blackboard eraser, including telescopic support post (1), the top fixedly connected with desktop (2) of telescopic support post (1), the equal sliding connection in both ends of desktop (2) has drawer (3), fixedly connected with runs through desktop (2) on the axis of desktop (2), and with interior bottom fixed connection's of desktop (2) back shaft (4), ball bearing (5) have all been cup jointed at the upper and lower both ends of back shaft (4), the outer fixed surface of ball bearing (5) is connected with axis of rotation (6), the outer fixed surface of axis of rotation (6) is connected with blackboard (7), the top intermediate position of blackboard (7) passes through pillar fixedly connected with diaphragm (8), the bottom fixed connection of diaphragm (8) has elasticity cloth (9), the bottom fixedly connected with slip blackboard eraser (10) of elasticity cloth (9).

2. The mobile teaching device for education, economy and management profession of claim 1, wherein: the blackboard eraser is characterized in that the left end and the right end of the blackboard (7) are fixedly connected with protruding plates (11), sliding grooves (12) are formed in the protruding plates (11), and two ends of the sliding blackboard eraser (10) extend into the sliding grooves (12) and are connected with the sliding grooves (12) in a sliding mode.

3. The mobile teaching device for education, economy and management profession of claim 1, wherein: the convex plate (11) on the right side of the blackboard (7) is tangent with the outer surface of the left side of the rotating shaft (6) but not connected with the outer surface of the left side of the rotating shaft.

4. The mobile teaching device for education, economy and management profession of claim 1, wherein: the number of the blackboards (7) is four, the blackboards are symmetrically distributed on the front, the back, the left and the right of the rotating shaft (6) by taking the rotating shaft (6) as a center, and the front and the back of each blackboard (7) are writing boards.

5. The mobile teaching device for education, economy and management profession of claim 1, wherein: telescopic support post (1) is including swing joint in telescopic support post (1) inside flexible leg, telescopic support post (1)'s flexible leg is close to left side fixedly connected with spring post (13) at top, height control hole (14) with spring post (13) size looks adaptation are seted up to telescopic support post (1)'s surface, telescopic support post (1) inside telescopic leg's bottom fixed mounting has universal wheel (15).

6. The mobile teaching device for education, economy and management profession of claim 1, wherein: the quantity of telescopic prop (1) is four, and fixed connection is in the bottom four corners department of desktop (2) respectively, the cross section of desktop (2) is the rectangle, the top threaded connection of back shaft (4) has and is used for restricting axis of rotation (6) pivoted screw switch (16).