CN210925184U - Macroscopic economics national economy circulation demonstration model - Google Patents

Abstract

The utility model discloses a macroeconomics national economic cycle demonstration model, which comprises a base and a display board. The display board is provided with a first chute and a second chute, and the first chute and the second chute slide on the first chute and the second chute. A number of lamps emitting visible light are connected, and a focus indicator light and an angle ruler are arranged on the display board, and lamps are rotatably installed in the angle ruler. Because the lamps are rotatably connected to the first chute and the second chute, the rotation angle of the lamps can be easily adjusted; a plurality of lamps slide on the first and second chute, so that the focus information can be displayed easily, and at the focus The focus indicator is placed on it, which can clearly display the focus information, which is easy for others to understand. Through the visible light emitted by other lamps, the multiple focus lines are connected, and the lines of economic changes are displayed in a straight line, which further improves the simulation of economic changes. The set angle ruler can accurately adjust the angle of the lamp, so as to accurately display the total demand light.

Description

A Macroeconomics National Economic Cycle Demonstration Model

technical field

The utility model relates to the technical field of teaching moulds, in particular to a macroeconomics national economic cycle demonstration model.

Background technique

Macroeconomics takes the activities of the general process of the national economy as the research object, and mainly examines the total level of employment, gross national income and other economic aggregates. Therefore, macroeconomics is also called employment theory or income theory. Macroeconomics studies the utilization of economic resources, including the theory of national income determination, employment theory, inflation theory, business cycle theory, economic growth theory, fiscal and monetary policy. Therefore, in macroeconomics, the national economic cycle is an important aspect. At present, when explaining this aspect of the course, teachers need to write a lot of blackboard writing, which includes many departments or elements, and each department or element is related to each other. It is difficult to understand through ordinary diagrams, and the teaching effect is not good.

Utility model content

The purpose of this utility model is to provide a macroeconomics national economy cycle demonstration model to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical scheme: a macroeconomics national economic cycle demonstration model, including a display board, and the display board is provided with an indicator line for displaying coordinate information and an indicator line on one side of the indicator line. an indicator block, the indicator block and the display board are magnetically connected; and a first chute and a second chute parallel to the indicator line are provided on the outside of the indicator line; There is an angle ruler in the lower left corner, and lamps are movably installed in the first and second chute, and the lamps emit visible light; the two ends of the angle ruler are adjacent to the display board. The sides are connected, and lamps are also provided in the area jointly enclosed by them; the display board is also magnetically connected with indicator lights, and the number of the indicator lights is at least two, and the colors of the two indicator lights are different. same.

As a preferred technical solution of the present invention, the lamps are fixed on the display board by bolts, and the movement and rotation of the lamps are realized by tightening or loosening the bolts.

As a preferred technical solution of the present invention, a pair of supporters for adjusting the height of the display board are further provided below the display board, and the other end of the supporters is fixedly connected with the movable base provided thereon.

As a preferred technical solution of the present invention: the indicator light comprises a magnetic base made of a magnet, a base is arranged on the upper surface of the magnetic base, a switch is arranged on the base, and a middle part of the upper surface of the base is arranged A light source is provided at the point, and a lampshade is set on the outer side of the light source, and the lampshade is rotatably connected with the base.

As a preferred technical solution of the present utility model: the supporter includes an upper gear rod and a lower gear rod, one end of the upper gear rod is fixedly connected with the display board, and the other end is connected with the provided receiver, and the lower One end of the gear rod is fixedly connected with the base, and the other end of the lower gear rod is connected with the receiver.

As a preferred technical solution of the present invention, the lampshade is made of a transparent material, and the lampshade is provided with a shading area for shielding light.

As a preferred technical solution of the present invention, a first cavity and a second cavity are arranged inside the container; the first cavity is provided with a meshing with the upper gear rod and the lower gear rod respectively. The driving gear is inserted into the runner set on the outside of the receiver, and the upper gear rod and the lower gear rod can move toward or backward through the rotation of the runner.

As a preferred technical solution of the present invention, a drawer for accommodating other accessories is movably connected in the second cavity.

As a preferred technical solution of the present invention, the receptacle is arranged in a cylindrical shape, and the drawer is arranged in a semi-cylindrical shape matching the second cavity, and one end of the drawer is connected to the outer surface of the receptacle. The sides are hinged by hinges.

As a preferred technical solution of the present invention, the receptacle is replaced by a cylindrical shape with a rectangular parallelepiped, and the drawer is also set as a rectangular parallelepiped that matches the second cavity, and the drawer is arranged in the second cavity. The guide rail is slidably connected with the receiver.

By adopting the above technical solutions, the beneficial effects of the present utility model are: 1. Since the lamp is rotatably connected to the first chute and the second chute, the rotation angle of the lamp can be easily adjusted, thereby facilitating the adjustment of the direction of the light;

2. Multiple lamps slide on the first chute and the second chute, which is convenient to visually display the information on the direction of multiple rays and whether there is a focus, and placing a focus indicator on the focus can display the focus information. It is further clearly shown that it is easier for others to understand and solves the problem of boring and boring traditional teaching;

3. Through the visible light emitted by other lamps, the focal points of multiple light rays are connected into lines, and the lines of economic changes are displayed with straight lines, which further improves the effect of the device in simulating economic changes;

4. The set angle ruler can accurately adjust the angle of the lamp, which is convenient to accurately adjust the light of the total demand of macroeconomics and national economic cycle.

Description of drawings

Fig. 1 is the main structure schematic diagram of the present utility model;

2 is a partial schematic view of the internal structure of the supporter of the present invention;

3 is a schematic structural diagram of an indicator light of the present invention.

In the picture: 1. Supporter; 2. Display board; 3. Angle ruler; 4. The first chute; 5. Indicating block; 6. The second chute; 7. Indicating line; 8. Lamp; 9. Indicator light ;90, switch; 91, magnetic base; 92, base; 93, lampshade; 94, shading area; 95, light source; 10, base; 11, lower rack; 12, storage container; 13, upper rack; 14 , runner; 15, drawer; 17, second cavity; 18, driving gear; 19, first cavity.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to be used to explain the present invention, but should not be construed as a limitation of the present invention. In the description of the present invention, it should be understood that the orientations or positional relationships indicated by the terms "upper", "lower", "frontal", "upper surface", etc. are based on the orientations or positional relationships shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. In the present utility model, unless otherwise expressly specified and limited, the terms "installation", "connection", "connection", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integration; it can be mechanical connection, electrical connection or mutual communication; it can be intuitively connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements . For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

Please refer to Fig. 1-3, an embodiment provided by the present utility model: a demonstration model of macroeconomics and national economic cycle, including a display board 2, on which is provided an indicator line 7 for displaying coordinate information and a The indicator block 5 on one side of the indicator line 7 is magnetically connected to the display board 2 ; The chute 4 and the second chute 6; the lower left corner of the display board 2 is provided with an angle ruler 3, and a lamp 8 is movably installed in the first chute 4 and the second chute 6, and the lamp 8 is released visible light; both ends of the angle ruler 3 are connected with the adjacent two sides of the display board 2, and lamps 8 are also provided in the area jointly enclosed by them; the display board 2 is also magnetically connected There are indicator lights 9, the number of the indicator lights 9 is at least two, and the colors of the two indicator lights 9 are different; in addition, the lamp 8 can be a laser pointer.

Through the above technical solution, first install the lamp 8 in the first chute 4 and the second chute 6 and near the angle ruler 3, and then slide the lamp 8 up and down, for example, slide the lamp 8 horizontally on the second chute 6, and the light emitted by the lamp 8 The visible light is parallel to the first chute 4, slide the lamp 8 up and down on the first chute 4, and the light emitted by the lamp 8 is parallel to the second chute 6, so as to find the focus of the two rays, and then through the dynamic display and dynamic movement Realize the search for the focus and the change of the focus position. When necessary, the other lamps 8 are used to irradiate the light at the focus to form a straight line. The formed straight line can vividly display the economic change trend; at the same time, the lamps 8 are rotated and connected to the first On the first chute 4 and the second chute 6, it is convenient to adjust the rotation angle of the lamps 8, and thus to adjust the direction of the light; a plurality of lamps 8 slide on the first chute 4 and the second chute 6, so that the The information on the direction of the light and whether there is a focus can be displayed intuitively, and the focus indicator 9 is placed on the focus, which can further clearly display the focus information, which is further convenient for others to understand, and solves the problem of boring and boring traditional teaching; The visible light emitted by other lamps 8; the set angle ruler 3 can accurately adjust the angle of the lamps 8, which is convenient to accurately adjust the light of the total demand of macroeconomics and national economic cycle, for example, a 45-degree angle beam is displayed in the coordinate system.

In order to facilitate the sliding and fixing of the lamp 8, the lamp 8 is fixed on the display board 2 by bolts, and the movement and rotation of the lamp 8 are realized by tightening or loosening the bolts.

In order to make the display board 2 have a good supporting effect and the display board 2 can move freely, a pair of supporters 1 for adjusting the height of the display board 2 are also provided below the display board 2 , and the other end of the supporter 1 It is fixedly connected with the movable base 10 provided, and the bottom of the base 10 can be provided with a universal wheel.

The indicator light 9 includes a magnetic base 91 made of a magnet, a base 92 is arranged on the upper surface of the magnetic base 91, a switch 90 is arranged on the base 92, and a middle part of the upper surface of the base 92 is arranged. A light source 95 is provided at the point, and a lampshade 93 is also provided on the outside of the light source 95. The lampshade 93 is rotatably connected to the base 92, and is magnetically connected to facilitate the movement of the position of the indicator light 9. The lights 9 can emit different, and the eye-catching colors such as red or yellow are convenient for students in different positions to observe. At the same time, the size of the indicator lights 9 can be set to be different to satisfy the mutual interaction between the indicator lights 9 when the distance between the focal points is short. interference problem.

In order to facilitate the adjustment of the height of the display board 2, the supporter 1 includes an upper gear rod 13 and a lower gear rod 11. One end of the upper gear rod 13 is fixedly connected to the display board 2, and the other end is connected to a storage container provided with 12 is connected, one end of the lower gear rod 11 is fixedly connected with the base 10 , and the other end of the lower gear rod 11 is connected with the receiver 12 .

Among them, in order to improve the visibility of the focus, further facilitate the observation of students and avoid interference caused by excess light, the lampshade 93 is made of transparent material, and the lampshade 93 is provided with a shading area 94 that blocks light. 94 Block the excess light to avoid the light disturbing the students.

In order to further improve the convenience of height adjustment of the device, a first cavity 19 and a second cavity 17 are provided inside the container 12; 13. The driving gear 18 meshing with the lower gear rod 11, the driving gear 18 is inserted into the runner 14 arranged on the outside of the receiver 12, and the upper gear rod is realized by the rotation of the runner 14 13 and the lower gear rod 11 move towards each other or move back.

A drawer 15 for accommodating other accessories is movably connected in the second cavity 17. The provided drawer 15 can accommodate some smaller components and some easily lost components, such as indicator lights 9, lamps 8, indicator blocks 5 and many more.

In order to meet the needs of different groups of people or to improve the supporting effect of the device and to satisfy the good-looking appearance, the receptacle 12 is arranged in a cylindrical shape, and the drawer 15 is arranged in a semicircle matching the second cavity 17 Columnar shape, one end of the drawer 15 is hinged with the outer side of the receptacle 12 through a hinge or the receptacle 12 is set as a cuboid, and the drawer 15 is also set to be compatible with the second cavity 17 A rectangular parallelepiped, the drawer 15 is slidably connected to the receptacle 12 through a guide rail provided in the second cavity 17 .

The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, without departing from the principles and spirit of the present invention, various changes, modifications, substitutions and alterations can be made to these embodiments, which still fall within the protection scope of the present invention.

Claims (10)

1. A macroscopic economics national economy circulation demonstration model is characterized in that: the display board comprises a display board (2), wherein an indicating line (7) for displaying coordinate information and an indicating block (5) positioned on one side of the indicating line (7) are arranged on the display board (2), and the indicating block (5) is magnetically connected with the display board (2); a first sliding chute (4) and a second sliding chute (6) which are parallel to the indicating line (7) are arranged on the outer side of the indicating line (7); an angle ruler (3) is arranged at the lower left corner of the display board (2), lamps (8) are movably mounted on the first sliding groove (4) and the second sliding groove (6), and the lamps (8) release visible light;

two ends of the angle ruler (3) are connected with two adjacent side surfaces of the display board (2), and a lamp (8) is also arranged in an area enclosed by the two adjacent side surfaces;

still magnetism is connected with pilot lamp (9) on show board (2), the quantity of pilot lamp (9) is two at least, and two the colour of pilot lamp (9) is inequality.

2. The macro-economics national economy cycle demonstration model of claim 1 wherein: the lamp (8) is fixed on the display board (2) through bolts, and the lamp (8) moves and rotates through screwing or unscrewing the bolts.

3. The macro-economics national economy cycle demonstration model of claim 2 wherein: a pair of supporters (1) for adjusting the height of the display board (2) are further arranged below the display board (2), and the other ends of the supporters (1) are fixedly connected with a movable base (10).

4. A macro-economic national economic cycle demonstration model according to claim 1, 2 or 3, wherein: indicator (9) include magnetism seat (91) that the magnet was made magnetism seat (91) upper surface is equipped with base (92), be equipped with switch (90) on base (92), the mid point of base (92) upper surface is equipped with light source (95), and the suit is in the outside of light source (95) still is equipped with lamp shade (93), lamp shade (93) with base (92) rotate and are connected.

5. A macro-economics national economy cycle demonstration model according to claim 3, wherein: the support (1) comprises an upper rack (13) and a lower rack (11), one end of the upper rack (13) is fixedly connected with the display board (2), the other end of the upper rack is connected with a storage device (12) which is arranged, one end of the lower rack (11) is fixedly connected with the base (10), and the other end of the lower rack (11) is connected with the storage device (12).

6. The model for demonstrating the national economic cycle of macro-economics according to claim 4, wherein: the lampshade (93) is made of transparent materials, and a shading area (94) for shading light is arranged on the lampshade (93).

7. The model for demonstrating the national economic cycle of macro-economics according to claim 5, wherein: a first cavity (19) and a second cavity (17) are arranged in the container (12); the first cavity (19) is internally provided with a driving gear (18) which is respectively meshed with the upper rack bar (13) and the lower rack bar (11), the driving gear (18) is inserted into a rotating wheel (14) arranged on the outer side of the container (12), and the upper rack bar (13) and the lower rack bar (11) move oppositely or back-to-back through the rotation of the rotating wheel (14).

8. The model for demonstrating the national economic cycle of macro-economics according to claim 7, wherein: a drawer (15) used for accommodating other accessories is movably connected in the second cavity (17).

9. The model for demonstrating the national economic cycle of macro-economics according to claim 8, wherein: the container (12) is cylindrical, the drawer (15) is arranged to be semi-cylindrical and matched with the second cavity (17), and one end of the drawer (15) is hinged to the outer side face of the container (12) through a hinge.

10. The model for demonstrating the national economic cycle of macro-economics according to claim 9, wherein: the container (12) is replaced by a cuboid from a cylindrical shape, the drawer (15) is also arranged to be the cuboid matched with the second cavity (17), and the drawer (15) is in sliding connection with the container (12) through a guide rail arranged in the second cavity (17).

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