CN209879776U

CN209879776U - Teaching aid for teaching based on transport economy

Info

Publication number: CN209879776U
Application number: CN201920497653.3U
Authority: CN
Inventors: 孙旻
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-13
Filing date: 2019-04-13
Publication date: 2019-12-31
Anticipated expiration: 2029-04-13

Abstract

The utility model discloses a teaching aid for teaching based on transportation economy, the power distribution box comprises a box body, the embedded blackboard that is provided with in front surface of box, and the lower surface symmetric connection of box has two supporting legss, the inside embedding slidable mounting of box has the display, the both sides of display all are provided with fixed establishment, the perpendicular to surface symmetric connection of upper surface of box has two adjustment mechanism, and the equal symmetry of the both sides face of box is provided with two connecting plates. The utility model relates to a teaching aid technical field, can be convenient for accomodate the teaching aid and show, when the mr speaks class, can be quick expand give lessons for students with the display, not the time spent, can accomodate the display, conveniently carry the teaching aid, accomodate the display simultaneously, can play dustproof effect, through the device's reasonable setting, the teacher can be anytime and anywhere with the teaching aid to the student the knowledge of imparting transportation economy, convenient and fast, therefore, the clothes hanger is strong in practicability.

Description

Teaching aid for teaching based on transport economy

Technical Field

The utility model relates to a teaching aid technical field specifically is a teaching aid for teaching based on transportation economy.

Background

With the development of social production and commodity markets, the requirement of mass transportation appears in many countries and regions, in the 18 th century, the transportation industry gradually becomes an independent economic department, transportation is taken as the continuation of the production process in the circulation field and becomes an important factor of social production, the transportation economy also becomes a course of students, and teachers usually use a display as a teaching aid to show some relevant courses of the transportation economy for the students.

But at present the teacher with the in-process of teaching aid show course to students, still have some drawbacks, influenced the teacher and carried out the work of giving lessons, present teaching aid is inconvenient to be accomodate, makes the teaching aid pollute by the dust easily, can cause the damage to the teaching aid internals, and the teaching aid is also inconvenient to be carried simultaneously to can not show the knowledge that transportation economy is relevant to students anytime and anywhere.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a teaching aid for teaching based on transportation economy has solved the inconvenient storage of present teaching aid, makes the teaching aid polluted by the dust easily, can cause the damage to the teaching aid internals, and the teaching aid is also inconvenient to be carried simultaneously to the problem of can not show the knowledge that transportation economy is relevant to students anytime and anywhere.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a teaching aid for teaching based on transport economy comprises a box body, wherein a blackboard is embedded in the front surface of the box body, the lower surface of the box body is symmetrically connected with two supporting legs, a display is embedded in the box body in a sliding mode, fixing mechanisms are arranged on two sides of the display, the upper surface of the box body is vertically and symmetrically connected with two adjusting mechanisms, and two connecting plates are symmetrically arranged on two side surfaces of the box body;

the fixing mechanism comprises an upright post, a fixing barrel penetrates through the upper end of the upright post, a stop block is arranged at the upper end of the fixing barrel, a hanging ring is fixedly connected to the upper surface of the stop block, a fixing shaft is embedded into the lower end of the fixing barrel in a sliding manner, and the lower end of the fixing shaft is fixedly connected with the inner lower surface of the box body;

the adjusting mechanism comprises a connecting cylinder, the lower end of the connecting cylinder is fixedly connected with the upper surface of the box body, a sliding rod is embedded into the upper end of the connecting cylinder in a sliding mode, a fixing bolt is embedded into the upper end front surface of the connecting cylinder, a concave fixing frame is fixedly connected to the upper end of the sliding rod, and a pulley is rotatably connected to the inner portion of the concave fixing frame.

Preferably, a small servo motor is embedded in the front surface of the connecting plate, one end of the small servo motor is horizontally connected with a winding shaft, and one end of the winding shaft is rotatably connected with the front surface of the other connecting plate through a bearing.

Preferably, the upper surface of the hanging ring is fixedly connected with an adjusting rope, and the other end of the adjusting rope is slidably mounted in the pulley and fixedly connected with the outer surface of the winding shaft.

Preferably, the upper end outer surface of the fixed cylinder is sleeved and slidably provided with a cover at a position above the display, and the middle position of the upper surface of the cover is fixedly connected with a handle.

Preferably, an iron sheet is fixedly connected to one side of the front surface of the box body, which is close to the blackboard, a blackboard eraser is arranged on the front surface of the iron sheet, and a magnetic structure is arranged on the rear surface of the blackboard eraser.

Preferably, the supporting legs comprise foot pads, the upper surfaces of the foot pads are vertically connected with telescopic rods, and the upper ends of the telescopic rods are fixedly connected with the lower surface of the box body.

Advantageous effects

The utility model provides a teaching aid for teaching based on transportation economy compares with prior art and possesses following beneficial effect:

(1) the teaching aid for teaching based on transport economy is fixedly connected with the upper surface of a box body through the lower end of a connecting cylinder, a sliding rod is embedded into the upper end of the connecting cylinder in a sliding mode, a fixing bolt is embedded into the front surface of the upper end of the connecting cylinder, a concave fixing frame is fixedly connected to the upper end of the sliding rod, a pulley is rotatably connected to the inner portion of the concave fixing frame, the other end of an adjusting rope is slidably mounted in the pulley and fixedly connected with the outer surface of a winding shaft, the teaching aid can be conveniently stored and displayed, when a teacher speaks a class, a display can be rapidly unfolded to give lessons to students, when the teaching aid is not used, the display can be stored, the teaching aid is conveniently carried, and meanwhile, the display can be stored to play a dustproof role, through reasonable arrangement of the teaching aid, the teacher can give the students the knowledge of transport economy anytime and anywhere with the teaching aid, convenient and fast, the practicality is strong.

(2) This teaching aid for teaching based on transportation economy is through the embedded blackboard that is provided with of front surface of box, and one side position department fixedly connected with iron sheet that the front surface of box is close to the blackboard, the front surface of iron sheet is provided with the blackboard eraser, the rear surface of blackboard eraser sets up to magnetic structure, and when mr talkbacks a class, can write on the blackboard, makes things convenient for students to understand the course more easily, through the magnetic structure on the blackboard eraser, conveniently fixes the blackboard eraser to the writing on the blackboard is cleaned to the convenience.

Drawings

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

fig. 2 is a schematic structural view of the fixing mechanism of the present invention;

FIG. 3 is a schematic structural diagram of the adjusting mechanism of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: the blackboard eraser comprises a box body 1, an iron sheet 11, a blackboard eraser 12, a blackboard 2, a supporting foot 3, a foot pad 31, a telescopic rod 32, a display 4, a fixing mechanism 5, a stand column 51, a fixing barrel 52, a cover 521, a handle 522, a stop block 53, a hanging ring 54, an adjusting rope 541, a fixing shaft 55, an adjusting mechanism 6, a connecting barrel 61, a sliding rod 62, a fixing bolt 63, a concave fixing frame 64, a pulley 65, a connecting plate 7, a small servo motor 71 and a winding shaft 72.

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. 1-4, the present invention provides a technical solution: a teaching aid for teaching based on transportation economy comprises a box body 1, a blackboard 2 is embedded in the front surface of the box body 1, an iron sheet 11 is fixedly connected to one side position, close to the blackboard 2, of the front surface of the box body 1, a blackboard eraser 12 is arranged on the front surface of the iron sheet 11, a magnetic structure is arranged on the rear surface of the blackboard eraser 12, in order to clean writing on the blackboard 2, two supporting legs 3 are symmetrically connected to the lower surface of the box body 1, a display 4 is embedded and slidably mounted in the box body 1, each supporting leg 3 comprises a pad 31, an upper surface of the pad 31 is vertically connected with a telescopic rod 32, the upper end of the telescopic rod 32 is fixedly connected with the lower surface of the box body 1, in order to adjust the height of the display 4 and display the display to students better, fixing mechanisms 5 are arranged on two sides of the display 4, two adjusting mechanisms 6 are vertically and symmetrically connected to the, two connecting plates 7 are symmetrically arranged on two side surfaces of the box body 1, a small servo motor 71 is embedded in the front surface of each connecting plate 7, one end of each small servo motor 71 is horizontally connected with a winding shaft 72, one end of each winding shaft 72 is rotatably connected with the front surface of the other connecting plate 7 through a bearing, an adjusting rope 541 is fixedly connected to the upper surface of the hanging ring 54, the other end of each adjusting rope 541 is slidably arranged inside the corresponding pulley 65 and is fixedly connected with the outer surface of the corresponding winding shaft 72, and the display 4 is conveniently stored and displayed;

the fixing mechanism 5 comprises a stand column 51, a fixing cylinder 52 is installed at the upper end of the stand column 51 in a penetrating mode, a stop block 53 is arranged at the upper end of the fixing cylinder 52, a hanging ring 54 is fixedly connected to the upper surface of the stop block 53, a fixing shaft 55 is installed at the lower end of the fixing cylinder 52 in a sliding mode in an embedded mode, the lower end of the fixing shaft 55 is fixedly connected with the inner lower surface of the box body 1, a cover 521 is installed in a sleeved mode at the position, located above the display 4, of the outer surface of the upper end of the fixing cylinder 52 in a sliding mode, a handle 522 is fixedly connected to the middle position of the upper surface of the cover 521, and the;

the adjusting mechanism 6 comprises a connecting cylinder 61, the lower end of the connecting cylinder 61 is fixedly connected with the upper surface of the box body 1, a sliding rod 62 is embedded in the upper end of the connecting cylinder 61 in a sliding mode, a fixing bolt 63 is embedded in the front surface of the upper end of the connecting cylinder 61, a concave fixing frame 64 is fixedly connected to the upper end of the sliding rod 62, and a pulley 65 is rotatably connected to the inner portion of the concave fixing frame 64.

When the multifunctional small-sized servo motor is used, the cover 521 on the box body 1 is opened, then the small-sized servo motor 71 is rotated to drive the winding shaft 72 to rotate, the winding shaft 72 winds the adjusting rope 541, the adjusting rope 541 slides on the pulley 65, the fixing shaft 55 is embedded and slidably mounted inside the fixing cylinder 52, one end of the adjusting rope 541 is fixedly connected with the hanging ring 54, therefore, when the adjusting rope 541 moves, the fixing cylinder 52 is driven to move upwards, the upright post 51 and the display 4 are driven to move upwards, the display 4 is lifted out of the box body 1, students can be shown, when the multifunctional small-sized servo motor 71 is not used, the adjusting rope 541 drives the display 4 to move downwards under the gravity of the display 4, the display 4 is accommodated in the box body 1, then the cover 521 is covered to play a dustproof role, and the adjusting mechanism 6 can receive the sliding rod 62 inside the connecting cylinder 61 through the fixing bolt 63, reduce its space of taking up an area of, when the mr teaches to students with display 4, the mr can write in blackboard 2 on box 1, makes things convenient for students to understand, when needs are cleaned the writing, takes off blackboard eraser 12 on box 1, wipes the writing, because blackboard eraser 12 rear surface sets up to magnetic structure, consequently blackboard eraser 12 can be fixed to on the iron sheet 11 of box 1, conveniently fixes blackboard eraser 12.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 a teaching aid for teaching based on transportation economy, includes box (1), its characterized in that: the blackboard is characterized in that a blackboard (2) is embedded in the front surface of the box body (1), the lower surface of the box body (1) is symmetrically connected with two supporting legs (3), a display (4) is embedded in the box body (1) in a sliding mode, two fixing mechanisms (5) are arranged on two sides of the display (4), the upper surface of the box body (1) is vertically and symmetrically connected with two adjusting mechanisms (6), and two connecting plates (7) are symmetrically arranged on two side surfaces of the box body (1);

the fixing mechanism (5) comprises an upright post (51), a fixing barrel (52) is installed at the upper end of the upright post (51) in a penetrating mode, a stop block (53) is arranged at the upper end of the fixing barrel (52), a hanging ring (54) is fixedly connected to the upper surface of the stop block (53), a fixing shaft (55) is installed at the lower end of the fixing barrel (52) in an embedded and sliding mode, and the lower end of the fixing shaft (55) is fixedly connected with the inner lower surface of the box body (1);

adjustment mechanism (6) are including connecting cylinder (61), the lower extreme of connecting cylinder (61) is connected with the last fixed surface of box (1), and the upper end embedding slidable mounting of connecting cylinder (61) has slide bar (62), fixing bolt (63) are installed to the upper end front surface embedding of connecting cylinder (61), the upper end fixedly connected with spill mount (64) of slide bar (62), the inside rotation of spill mount (64) is connected with pulley (65).

2. A teaching aid for teaching based on transportation economy as claimed in claim 1, which is characterized in that: the front surface of connecting plate (7) is embedded and is installed small-size servo motor (71), the one end horizontally connected of small-size servo motor (71) has spool (72), the one end of spool (72) is passed through the bearing and is rotated with the front surface of another connecting plate (7) and be connected.

3. A teaching aid for teaching based on transportation economy as claimed in claim 2, wherein: the upper surface of the hanging ring (54) is fixedly connected with an adjusting rope (541), and the other end of the adjusting rope (541) is slidably mounted inside the pulley (65) and fixedly connected with the outer surface of the winding shaft (72).

4. A teaching aid for teaching based on transportation economy as claimed in claim 1, which is characterized in that: the upper end outer surface of the fixed cylinder (52) is positioned above the display (4) and is sleeved with a cover (521) in a sliding mode, and a handle (522) is fixedly connected to the middle position of the upper surface of the cover (521).

5. A teaching aid for teaching based on transportation economy as claimed in claim 1, which is characterized in that: the blackboard eraser is characterized in that an iron sheet (11) is fixedly connected to one side position, close to the blackboard (2), of the front surface of the box body (1), a blackboard eraser (12) is arranged on the front surface of the iron sheet (11), and a magnetic structure is arranged on the rear surface of the blackboard eraser (12).

6. A teaching aid for teaching based on transportation economy as claimed in claim 1, which is characterized in that: the supporting legs (3) are provided with foot pads (31), the upper surface of the foot pads (31) is vertically connected with telescopic rods (32), and the upper ends of the telescopic rods (32) are fixedly connected with the lower surface of the box body (1).