CN212208667U

CN212208667U - Economic management teaching demonstration teaching aid

Info

Publication number: CN212208667U
Application number: CN202020920848.7U
Authority: CN
Inventors: 栾子毅; 黄聪; 付凯燃; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-12-22
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses an economic management teaching demonstration teaching aid, which comprises a housin, electric putter is installed to the inside bottom of casing, cuboid form statistics post is installed to electric putter's the flexible end in top, the top of cuboid form statistics post is located the through-hole, the top at the casing is seted up to the through-hole, the curb plate is all installed to the both sides outer wall below of casing, the surface central point of curb plate puts set up threaded hole, threaded hole installs the pivot, the hand wheel is installed on the top of pivot, install in the bearing the bottom of pivot, the bearing is installed in the mounting groove, the mounting groove is seted up and is put at the upper surface central point who supports the base. The utility model discloses can show statistics cylindricality picture is three-dimensional, each cuboid form statistics post can carry out height control according to the teaching needs, and three-dimensional statistics figure can improve student's interest in learning, is convenient for understand, and the practicality is strong.

Description

Economic management teaching demonstration teaching aid

Technical Field

The utility model relates to a teaching aid technical field specifically is an economic management teaching demonstration teaching aid.

Background

Economic management learns in the teaching process, can use many statistical charts and statistical graphs to explain the lecture to the student, lets the student understand more easily.

However, most of the existing statistical column charts are plane graphs, most of the statistical column charts are drawn on a teaching panel in the teaching process, and the statistical courses of economic management are relatively boring and abstract, so that the learning interest of students is not high, and the students cannot understand the statistical column charts well; therefore, the existing use requirements are not satisfied.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an economic management teaching demonstration teaching aid to solve the problem of proposing 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 economic management teaching demonstration teaching aid, includes the casing, electric putter is installed to the inside bottom of casing, the flexible end in top of electric putter installs cuboid form statistics post, the top of cuboid form statistics post is located the through-hole, the top at the casing is seted up to the through-hole, the curb plate is all installed to the both sides outer wall below of casing, the surperficial central point of curb plate puts set up threaded hole, threaded hole installs the pivot, the hand wheel is installed on the top of pivot, install in the bearing the bottom of pivot, the bearing is installed in the mounting groove, the mounting groove is seted up and is put at the upper surface central point who supports the base, be provided with the scale mark on the outer wall of cuboid form statistics post.

Preferably, the outer wall of the cuboid-shaped statistical column is in clearance connection with the outer wall of the through hole.

Preferably, the middle section of the outer wall of the rotating shaft is provided with an external thread, and the external thread on the outer wall of the rotating shaft is in threaded engagement with the internal thread on the wall of the threaded hole.

Preferably, universal wheels are mounted at four corners of the lower surface of the shell.

Preferably, a safety door is arranged on the front end face of the shell, and a safety lock is arranged on the front end face of the safety door.

Preferably, a control button is arranged on the front end face of the shell.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an electric putter, control button, through-hole, cuboid form statistics post and the cooperation setting of scale mark, the utility model discloses switch on external power, the user controls electric putter work through control button, electric putter can drive cuboid form statistics post and carry out linear motion from top to bottom, the user can watch the scale mark and adjust the height that corresponding cuboid form statistics post was located, the accuracy is high, can show statistics cylindricality picture three-dimensionally, each cuboid form statistics post can carry out height adjustment according to the teaching needs, three-dimensional statistics figure can improve student's interest in learning, convenient to understand, the practicality is strong; through the matching arrangement of the hand wheel, the rotating shaft, the side plate, the external thread, the threaded hole, the mounting groove, the bearing, the supporting base and the universal wheel, a user can rotate the hand wheel forwards or backwards, the hand wheel rotates forwards or backwards to drive the rotating shaft to rotate forwards or backwards, because the external thread on the outer wall of the rotating shaft is meshed with the internal thread on the wall of the threaded hole, the rotating shaft can be driven to do vertical linear motion when rotating or backwards, the rotating shaft does vertical linear motion to drive the supporting base to do vertical linear motion, when the vertical distance between the bottom of the supporting base and the bottom of the shell is larger than the vertical distance between the bottom of the universal wheel and the bottom of the shell, the utility model can be fixed on the horizontal ground through the supporting base, when the vertical distance between the bottom of the supporting base and the bottom of the shell is smaller than the vertical distance between the bottom, the user can adjust the level that the casing was located through adjusting the interval between the bottom that supports the base and the casing bottom, and the level of casing can be adjusted to the user that can satisfy different heights uses.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.

In the figure: 1. a housing; 2. a safety door; 3. a safety lock; 4. a hand wheel; 5. a rotating shaft; 6. a side plate; 7. an external thread; 8. a support base; 9. a universal wheel; 10. a threaded hole; 11. mounting grooves; 12. a bearing; 13. a through hole; 14. scale marks are marked; 15. a cuboid statistical column; 16. an electric push rod; 17. and a control button.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: an economic management teaching demonstration teaching aid comprises a shell 1, wherein an electric push rod 16 is installed at the bottom end inside the shell 1, a cuboid-shaped statistics column 15 is installed at the telescopic end of the top of the electric push rod 16, the top of the cuboid-shaped statistics column 15 is located in a through hole 13, the through hole 13 is formed in the top of the shell 1, side plates 6 are installed below the outer walls of two sides of the shell 1, a threaded hole 10 is formed in the surface center position of each side plate 6, a rotating shaft 5 is installed in the threaded hole 10, a hand wheel 4 is installed at the top end of the rotating shaft 5, the bottom end of the rotating shaft 5 is installed in a bearing 12, the bearing 12 is installed in a mounting groove 11, the mounting groove 11 is formed in the upper surface center position of a supporting base 8, scale marks 14 are arranged on the outer wall of the cuboid-shaped statistics column 15, the outer wall, external screw thread 7 on the 5 outer walls of pivot is connected with the internal thread screw thread meshing on the screw hole 10 pore wall, and universal wheel 9 is all installed to four corners of the lower surface of casing 1, and the preceding terminal surface of casing 1 is provided with emergency exit 2, and the preceding terminal surface of emergency exit 2 is provided with safety lock 3, is provided with control button 17 on the preceding terminal surface of casing 1.

The working principle is as follows: the utility model discloses switch on external power supply, the user controls electric putter 16 through control button 17 and works, electric putter 16 can drive cuboid form statistics post 15 and carry out linear motion from top to bottom, the user can watch scale mark 14 and adjust the height that corresponding cuboid form statistics post 15 is located, and the accuracy is high, can show statistics cylindricality picture three-dimensionally, each cuboid form statistics post 15 can carry out height adjustment according to the teaching needs, three-dimensional statistics figure can improve student's interest in learning, convenient understanding, the practicality is strong; through the matching arrangement of the hand wheel 4, the rotating shaft 5, the side plate 6, the external thread 7, the threaded hole 10, the mounting groove 11, the bearing 12, the supporting base 8 and the universal wheel 9, a user can rotate the hand wheel 4 forwards or backwards, the hand wheel 4 rotates forwards or backwards to drive the rotating shaft 5 to rotate forwards or backwards, because the external thread 7 on the outer wall of the rotating shaft 5 is meshed with the internal thread on the hole wall of the threaded hole 10, the rotating shaft 5 can do vertical linear motion when rotating the rotating shaft 5 forwards or backwards, the rotating shaft 5 does vertical linear motion to drive the supporting base 8 to do vertical linear motion, when the vertical distance between the bottom of the supporting base 8 and the bottom of the shell 1 is larger than the vertical distance between the bottom of the universal wheel 9 and the bottom of the shell 1, the utility model can be fixed on the horizontal ground through the supporting base 8, when the vertical distance between the bottom of the supporting base 8 and the bottom of the, the utility model discloses can remove on horizontal ground through universal wheel 9, the user can adjust the level that casing 1 located through the interval between the bottom of adjusting support base 8 and casing 1 bottom, and casing 1's level can be adjusted to the user that can satisfy different heights uses.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an economic management teaching demonstration teaching aid, includes casing (1), its characterized in that: an electric push rod (16) is arranged at the bottom end inside the shell (1), a cuboid-shaped statistical column (15) is arranged at the telescopic end of the top of the electric push rod (16), the top of the cuboid statistical column (15) is positioned in the through hole (13), the through hole (13) is arranged at the top of the shell (1), side plates (6) are respectively arranged below the outer walls of the two sides of the shell (1), a threaded hole (10) is formed in the center of the surface of each side plate (6), a rotating shaft (5) is arranged in the threaded hole (10), a hand wheel (4) is arranged at the top end of the rotating shaft (5), the bottom end of the rotating shaft (5) is arranged in a bearing (12), the bearing (12) is arranged in the mounting groove (11), the mounting groove (11) is arranged at the central position of the upper surface of the supporting base (8), the outer wall of the cuboid-shaped statistic column (15) is provided with scale marks (14).

2. An economic management teaching demonstration teaching aid according to claim 1, characterized in that: the outer wall of the cuboid-shaped statistical column (15) is in clearance connection with the outer wall of the through hole (13).

3. An economic management teaching demonstration teaching aid according to claim 1, characterized in that: the outer wall interlude of pivot (5) is provided with external screw thread (7), external screw thread (7) on pivot (5) outer wall and the internal thread screw-thread engagement on screw hole (10) pore wall are connected.

4. An economic management teaching demonstration teaching aid according to claim 1, characterized in that: universal wheels (9) are mounted at four corners of the lower surface of the shell (1).

5. An economic management teaching demonstration teaching aid according to claim 1, characterized in that: the front end face of the shell (1) is provided with a safety door (2), and the front end face of the safety door (2) is provided with a safety lock (3).

6. An economic management teaching demonstration teaching aid according to claim 1, characterized in that: the front end surface of the shell (1) is provided with a control button (17).