CN205468110U - Portable economic management learns drawing board - Google Patents

Abstract

A mobile economic management drawing board, comprising a board body, at least one hook is arranged on the outer wall of the upper end of the board body, an upper slide bar, a lower slide bar, a left slide bar and a right slide bar are respectively arranged on the front of the board body, and the upper slide bar , down bar, left slide bar and right slide bar are respectively provided with upper slide tube, down tube, left slide tube and right slide tube, upper slide tube and down slide tube are connected with vertical slide bar two ends respectively, left slide tube and right slide tube The slide tubes are respectively connected to two ends of the horizontal slide bar, horizontal scales are provided on the outside of the upper slide bar and the down slide bar, and vertical scales are provided on the outside of the left slide bar and the right slide bar. The utility model has simple structure, low manufacturing cost, can accurately draw straight lines and curved lines, is convenient for teachers to draw pictures, has high drawing efficiency, and is suitable for popularization.

Description

A mobile economic management drawing board

technical field

The utility model relates to a mobile economic management drawing board, which belongs to the field of economic management.

Background technique

Economics involves a lot of statistical data. It is not intuitive and vivid to display statistical results simply through data information, and it is not easy for people to understand. Therefore, economics uses a large number of graphic methods to mark statistical results, for example, coordinate curves, Histograms, pie charts, etc. When teaching, teachers sometimes need to draw statistical charts temporarily and quickly. Using existing teaching tools to draw pictures is time-consuming and laborious, and the accuracy is not high. This is the weak point of prior art.

Utility model content

The purpose of the utility model is to provide a mobile economic management drawing board, which is convenient for drawing and can improve the efficiency of drawing.

The purpose of this utility model is achieved by the following approach:

A mobile economic management drawing board, comprising a board body, is characterized in that an upper slide bar, a lower slide bar, a left slide bar and a right slide bar are respectively arranged on the front of the board body, and the upper slide bar, the slide down bar The rod, the left slide bar and the right slide bar are respectively provided with an upper slide tube, a down slide tube, a left slide tube and a right slide tube. The upper slide tube and the down slide tube are respectively connected with two ends of the vertical slide bar. and the right slide pipe are respectively connected with the two ends of the horizontal slide bar, the outside of the upper slide bar and the down slide bar is provided with a horizontal scale, and the outside of the left slide bar and the right slide bar is provided with a vertical scale; There is a horizontal sliding tube, the horizontal sliding tube is provided with a first snap ring, the vertical sliding rod is provided with a vertical sliding tube, and the vertical sliding tube is provided with a second snap ring; the plate body There is also a ring scale on the top, a rotating shaft is arranged in the middle of the ring scale, a connecting pipe is arranged on the rotating shaft, a clip is provided at one end of the connecting pipe, and the clip and the slot on the connecting rod are matched with each other. , one end of the connecting rod is inserted into the connecting pipe, the other end of the connecting rod is provided with a third snap ring; both sides of the rotating shaft are provided with pressure plates, the pressure plate is connected to one end of the screw rod, and the other end of the screw rod protrudes from the connecting pipe and Knob connection, the screw rod is also provided with a nut, the nut is connected to the outer wall of the connecting pipe; the upper slide pipe, the slide pipe, the left slide pipe and the right slide pipe are provided with pointers; the bottom of the plate body is installed on the support rod Above, the support rod is a two-section sleeve structure, positioning holes are provided on the side wall of the upper section, the upper section and the lower section are fixed through the positioning holes by positioning bolts, the bottom end of the support rod is provided with a base, and the bottom of the base is provided with a walking wheel.

Beneficial effects of the utility model:

The utility model arranges four sliding rods on the board body, and the sliding rods are all provided with sliding pipes, and the sliding pipes are connected with the horizontal and vertical sliding rods, and the horizontal and vertical sliding rods are provided with horizontal and vertical sliding pipes. , the first and second snap rings set on the horizontal and vertical slide tubes, by setting the paintbrush on the first and second snap rings, the horizontal and vertical Lines; the installed rotating shaft, connecting pipe and connecting rod, and the third snap ring arranged on the connecting rod can draw circular lines; the utility model has simple structure, low manufacturing cost, can accurately draw straight lines and curved lines, and is convenient The teacher draws pictures with high drawing efficiency and is suitable for popularization; the utility model is provided with a moving and height adjusting device and is suitable for use in various occasions.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is described in further detail:

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

Fig. 2 is a schematic diagram of the connection structure of the utility model connecting rod;

Fig. 3 is the utility model Fig. 1 A place enlarged structural schematic diagram;

In the figure, 1. Board body, 2. Traveling wheel, 3. Upper sliding rod, 4. Lower rod, 5. Left sliding rod, 6. Right sliding rod, 7. Upper sliding pipe, 8. Lower sliding pipe, 9. Left Slide tube, 10, right slide tube, 11, horizontal scale, 12, vertical scale, 13, vertical slide bar, 14, horizontal slide bar, 15, vertical slide tube, 16, second snap ring, 17, horizontal Slide tube, 18, first snap ring, 19, ring scale, 20, rotating shaft, 21, connecting pipe, 22, pointer, 23, connecting rod, 24, third snap ring, 25, card slot, 26, clip bar, 27, pressing plate, 28, screw mandrel, 29, nut, 30, knob, 31, support rod, 32, base, 33, positioning hole, 34, positioning bolt.

detailed description

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

Example:

As shown in Figures 1 to 3, a mobile economic management drawing board includes a board body 1, and an upper slide bar 3, a lower slide bar 4, a left slide bar 5 and a right slide bar are respectively arranged on the front of the board body. Rod 6, the upper slide bar, the lower slide bar, the left slide bar and the right slide bar are respectively provided with an upper slide tube 7, a down slide tube 8, a left slide tube 9 and a right slide tube 10, and the upper slide tube and the down slide tube are respectively It is connected with the two ends of the vertical slide bar 13, and the left slide tube and the right slide tube are respectively connected with the two ends of the horizontal slide bar 14. The outside of the upper slide bar and the lower slide bar is provided with a horizontal scale 11, and the left slide bar and the The outside of the right slide bar is provided with a vertical scale 12; the horizontal slide bar is provided with a horizontal slide tube 17, the horizontal slide tube is provided with a first snap ring 18, and the vertical slide bar is provided with a vertical slide tube 15, the vertical slide tube is provided with a second snap ring 16; the plate body is also provided with an annular scale 19, a rotating shaft 20 is arranged in the middle of the annular scale, and a connecting pipe 21 is arranged on the rotating shaft, One end of the connecting pipe is provided with a clamping strip 26, and the clamping strip cooperates with the clamping groove 25 provided on the connecting rod 23. One end of the connecting rod is inserted into the inside of the connecting pipe, and the other end of the connecting rod is provided with a third snap ring 24. The two sides of the rotating shaft are provided with a pressing plate 27, the pressing plate is connected to one end of the screw mandrel 28, the other end of the screw mandrel protrudes from the connecting pipe and is connected with the knob 30, the screw mandrel is also provided with a nut 29, the nut and the The outer wall of the connecting pipe is connected; the upper sliding pipe, the lower sliding pipe, the left sliding pipe and the right sliding pipe are provided with a pointer 22; Positioning holes 33 are provided on the joint side wall, and the upper joint and the lower joint pass through the positioning holes by positioning bolts 34 and are fixed.

Specific usage method:

As shown in Figures 1 to 3, when it is necessary to draw a vertical diagram, it can be realized by moving the first snap ring and the second snap ring on the horizontal slide tube and the vertical slide tube; The rod adjusts the position of the rotating shaft, and then determines the size of the ring by controlling how much the connecting rod is inserted into the connecting pipe, and then rotates the third snap ring. It is convenient to adjust the size of the ring by setting the clip bar and the slot; and the pressure plate can also be fixed. After rotating the shaft, it is convenient to move the connecting rod back and forth, so that a pie chart can be drawn.

The above is only a specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the art can think of it without creative work within the technical scope disclosed in the utility model. All changes or replacements should fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be determined by the protection scope defined in the claims.

Claims (1)

1. A mobile economic management drawing board, comprising a plate body, is characterized in that an upper slide bar, a lower slide bar, a left slide bar and a right slide bar are respectively arranged on the front of the plate body, and the upper slide bar , the lower slide bar, the left slide bar and the right slide bar are respectively provided with an upper slide pipe, a slide pipe, a left slide pipe and a right slide pipe, and the upper slide pipe and the slide pipe are respectively connected with two ends of the vertical slide bar, and the left The slide pipe and the right slide pipe are respectively connected with two ends of the horizontal slide bar, the outside of the upper slide bar and the down slide bar is provided with a horizontal scale, and the outside of the left slide bar and the right slide bar is provided with a vertical scale; the horizontal slide bar A horizontal slide tube is provided on the top, a first snap ring is provided on the horizontal slide tube, a vertical slide tube is provided on the vertical slide bar, and a second snap ring is provided on the vertical slide tube; The plate body is also provided with an annular scale, a rotating shaft is arranged in the middle of the annular scale, a connecting pipe is arranged on the rotating shaft, a clamping strip is provided at one end of the connecting pipe, and the clamping strip and the clamping groove on the connecting rod provided Cooperate with each other, one end of the connecting rod is inserted into the connecting pipe, the other end of the connecting rod is provided with a third snap ring; the two sides of the rotating shaft are provided with a pressure plate, the pressure plate is connected to one end of the screw rod, and the other end of the screw rod protrudes from the connecting pipe And it is connected with the knob, the screw rod is also provided with a nut, and the nut is connected to the outer wall of the connecting pipe; pointers are arranged on the upper sliding pipe, the lower sliding pipe, the left sliding pipe and the right sliding pipe; the bottom of the plate body is installed on On the support rod, the support rod is a two-section sleeve structure, the side wall of the upper section is provided with positioning holes, the upper section and the lower section are fixed through the positioning holes by positioning bolts, the bottom end of the support rod is provided with a base, and the bottom of the base With walking wheels.