CN2683400Y - Multi-purpose plotter for teaching - Google Patents

Abstract

The utility model discloses a multi-purpose plotter for teaching which comprises an angle gauge and two rulers which are movably connected with one ends. The utility model can indicate the number reading by a pointer and can be precise to minute (or to second), which has simple structure, low price, practical, rapid and visual performance, convenient use and convenient portability, and the utility model has the functions of ruler, angle protractor and compass. The multi-purpose plotter for teaching can be used for teachers, students and painting workers, which is easy to popularizing, and the utility model has the functions of simplifying the teaching method, inspiring the interest of students leaning geometry and increasing the classroom effects and the painting quality.

Description

Multipurpose teaching plotter

Technical field

The utility model relates to a kind of teaching plotter.

Background technology

China at present in, the primary school is in the several teaching process, still continuing to use teaching aids such as traditional ruler, set square, protractor, compasses imparts knowledge to students, the student also with its as the drawing various geometric learning aids, because above teaching aid, learning aid accuracy difference and can not show reading intuitively, can not give a kind of intuitive and accurate impression on student's sense organ, influence the interest of student to a certain extent the understanding and the study of geometric knowledge.The drawing of many industries simultaneously, read the figure personnel, give drawing to a certain extent, read image strip and serve influence also with the drawing of drafting instruments such as set square, protractor.

Summary of the invention

The purpose of this utility model is multiduty teaching drawing appliance.

The purpose of this utility model realizes in the following way: a kind of multipurpose teaching plotter, comprise inclinometer, described inclinometer comprises shell, geared system and gear fixed mount, the gear fixed mount is fixed on the shell, drive sprocket axle is contained on the gear fixed mount, described geared system comprises A part and B part: A operative gear device comprises 48 tooth driving wheels, 12 tooth angle degree drives, 60 tooth angle degree wheel, minute hand drive under 10 teeth, minute hand driving wheel under 60 teeth, minute hand drive on 12 teeth, minute hand driving wheel on 45 teeth, 15 tooth divided wheels, third wheel on the 15 tooth second hands, driving wheel is fixed on the drive sprocket axle, and with the interlock of angle drive, angle drive and angle wheel are fixed on the angle indicator axle, angle indicator axle one end is contained on the shell, the other end is contained on the gear fixed mount, and following minute hand drive is fixed on down on the minute hand power axle with following minute hand driving wheel, and following minute hand power axle one end is contained on the shell, the other end is contained on the gear fixed mount, angle wheel and the interlock of following minute hand drive, last minute hand drive and last minute hand driving wheel are contained on the minute hand power axle, following minute hand driving wheel and the interlock of last minute hand drive, divided wheel is contained on the calibration pointer wheel shaft, and with the interlock of last minute hand driving wheel, third wheel is contained on the third wheel power axle on the second hand, and with the interlock of last minute hand driving wheel; B operative gear device comprises third wheel under the 15 tooth second hands, 15 tooth second hand drives, 60 tooth second hand driving wheels, second hand drive under 12 teeth, second hand driving wheel under 45 teeth, second hand drive on 15 teeth, second hand driving wheel on 48 teeth, 12 tooth pointer wheel second; Third wheel is contained on the third wheel power axle under the second hand, second hand drive and second hand driving wheel are contained on second pointer wheel shaft, third wheel and the interlock of second hand drive under the second hand, following second hand drive is contained in down on the second hand power axle with following second hand driving wheel, following second hand power axle two ends are contained on the gear fixed mount, second hand driving wheel and the interlock of following second hand drive, last second hand drive and last second hand driving wheel are contained on the second hand power axle, last second hand power axle two ends are contained on the gear fixed mount, following second driving wheel and the interlock of last second hand drive, second, pointer wheel was contained on the second hand wheel shaft, a last second hand driving wheel and a second pointer wheel interlock, the second hand wheel shaft, the minute hand wheel shaft, the angular pin axle sleeve contract heart, an end are being adorned a second pointer respectively, divide pointer, the angle pointer; Shell is fixed on the fixation measuring chi, one end of drive sprocket axle passes the fixation measuring chi and is fixed on the movable dip stick with pin, fixation measuring chi and flexibly connect with hollow Luo silk, on the fixation measuring chi, there are zigzag spring floatless switch bolt and scalable compasses to decide pin and summit position line, a scalable compasses pin is arranged on movable dip stick, and the activity that movable dip stick can be controlled measuring instrument is pushed to and withstood to the floatless switch bolt.

The utility model is indicated reading with pointer, can be accurate to branch (or being accurate to second) as required, and it is simple in structure, cheap, and have the function of ruler, protractor and compasses, have practicality, characteristics such as quick, accurate, directly perceived, easy to use and carry, teacher, student, drawing personnel all can use, easily promote, for simplifying teaching method, exciting the student to learn the interest of geometric knowledge, the drawing quality that improves classroom effect and drawing personnel has positive effect.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the front view of geared system A part of the present utility model;

Fig. 3 is the rear view of geared system A part of the present utility model;

Fig. 4 is the front view of geared system B part of the present utility model;

Fig. 5 is the rear view of geared system B part of the present utility model;

Fig. 6 is the structural representation of the utility model fixation measuring chi and movable dip stick;

Fig. 7 is the utility model outside drawing;

The specific embodiment

As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Figure 7, a kind of multipurpose teaching plotter, comprise inclinometer 35, described inclinometer 35 comprises shell 29, geared system and gear fixed mount 18, gear fixed mount 18 is fixed on the shell 29, drive sprocket axle 20 is contained in gear fixed mount 18], described geared system comprises A part and B part: A operative gear device comprises 48 tooth driving wheels 1,12 tooth angle degree drives 2,60 tooth angle degree wheel 3, minute hand drive 4 under 10 teeth, minute hand driving wheel 5 under 60 teeth, minute hand drive 6 on 12 teeth, minute hand driving wheel 7 on 45 teeth, 15 tooth divided wheels 8, third wheel 9 on the 15 tooth second hands, driving wheel 1 is fixed on the drive sprocket axle 20, and with 2 interlocks of angle drive, angle drive 2 is fixed on the angle indicator axle 23 with angle wheel 3, angle indicator axle 23 1 ends are contained on the shell 29, the other end is contained on the gear fixed mount 18, following minute hand drive 4 is fixed on down on the minute hand power axle 24 with following minute hand driving wheel 5, following minute hand power axle 24 1 ends are contained on the shell 29, and the other end is contained on the gear fixed mount 18, angle wheel 3 and following minute hand drive 4 interlocks, last minute hand drive 6 is contained on the minute hand power axle 25 with last minute hand driving wheel 7, following minute hand driving wheel 5 and last minute hand drive 6 interlocks, divided wheel 8 is contained on the calibration pointer wheel shaft 22, and with last minute hand driving wheel 7 interlocks, third wheel 9 is contained on the third wheel power axle 26 on the second hand, and with last minute hand driving wheel 7 interlocks; B operative gear device comprises third wheel 10,15 tooth second hand drives 11,60 tooth second hand driving wheels 12 under the 15 tooth second hands, second hand drive 15 on second hand driving wheel 14,15 teeth under second hand drive 13,45 teeth under 12 teeth, second hand driving wheel 16,12 tooth pointer wheel second 17 on 48 teeth; Third wheel 10 is contained on the third wheel power axle 26 under the second hand, second hand drive 11 and second hand driving wheel 12 are contained on second pointer wheel shaft 21, third wheel 10 and 11 interlocks of second hand drive under the second hand, following second hand drive 13 is contained in down on the second hand power axle 27 with following second hand driving wheel 14, following second hand power axle 27 two ends are contained on the gear fixed mount 18, second hand driving wheel 12 and following second hand drive 13 interlocks, last second hand drive 15 is contained on the second hand power axle 28 with last second hand driving wheel 16, last second hand power axle 28 two ends are contained on the gear fixed mount 18, following second driving wheel 14 and last second hand drive 15 interlocks, second, pointer wheel 17 was contained on the second hand wheel shaft 21, a last second hand driving wheel 16 and second pointer wheel 17 interlocks, second hand wheel shaft 21, minute hand wheel shaft 22, angular pin wheel shaft 23 fits are concentric, one end is being adorned a second pointer respectively, divide pointer, the angle pointer, 29 are fixed on the fixation measuring chi 30, one end of drive sprocket axle 20 passes fixation measuring chi 30 usefulness pins 19 and is fixed on the movable dip stick 31, the hollow Luo silk 37 of fixation measuring chi 30 and 31 usefulness flexibly connects, on fixation measuring chi 30, there are zigzag spring floatless switch bolt 32 and scalable compasses to decide pin 33 and summit position line 36, a scalable compasses pin 34 is arranged on movable dip stick 31, and the activity that movable dip stick 31 can be controlled measuring instrument is pushed to and withstood to floatless switch bolt 32.

Claims (1)

1, a kind of multipurpose teaching plotter, comprise inclinometer [35], described inclinometer [35] comprises shell [29], geared system and gear fixed mount [18], gear fixed mount (18) is fixed on the shell [29], drive sprocket axle [20] is contained on the gear fixed mount [18], described geared system comprises A part and B part: A operative gear device comprises 48 tooth driving wheels [1], 12 tooth angle degree drives [2], 60 tooth angle degree wheels [3], minute hand drive [4] under 10 teeth, minute hand driving wheel [5] under 60 teeth, minute hand drive [6] on 12 teeth, minute hand driving wheel [7] on 45 teeth, 15 tooth divided wheels [8], third wheel [9] on the 15 tooth second hands, driving wheel [1] is fixed on the drive sprocket axle [20], and with angle drive [2] interlock, angle drive [2] is fixed on the angle indicator axle [23] with angle wheel [3], angle indicator axle [23] one ends are contained on the shell [29], the other end is contained on the gear fixed mount [18], following minute hand drive [4] is fixed on down on the minute hand power axle [24] with following minute hand driving wheel [5], following minute hand power axle [24] one ends are contained on the shell [29], the other end is contained on the gear fixed mount [18], angle wheel [3] and following minute hand drive [4] interlock, last minute hand drive [6] is contained on the minute hand power axle [25] with last minute hand driving wheel [7], following minute hand driving wheel [5] and last minute hand drive [6] interlock, divided wheel [8] is contained on the calibration pointer wheel shaft [22], and with last minute hand driving wheel [7] interlock, third wheel on the second hand [9] is contained on the third wheel power axle [26], and with last minute hand driving wheel [7] interlock; B operative gear device comprises third wheel [10] under the 15 tooth second hands, 15 tooth second hand drives [11], 60 tooth second hand driving wheels [12], second hand drive [13] under 12 teeth, second hand driving wheel [14] under 45 teeth, second hand drive [15] on 15 teeth, second hand driving wheel [16] on 48 teeth, 12 tooth pointer wheel second [17]; Third wheel under the second hand [10] is contained on the third wheel power axle [26], second hand drive [11] and second hand driving wheel [12] are contained on second pointer wheel shaft [21], third wheel under the second hand [10] and second hand drive [11] interlock, following second hand drive [13] is contained in down on the second hand power axle [27] with following second hand driving wheel [14], following second hand power axle [27] two ends are contained on the gear fixed mount [18], second hand driving wheel [12] and following second hand drive [13] interlock, last second hand drive [15] is contained on the second hand power axle [28] with last second hand driving wheel [16], last second hand power axle [28] two ends are contained on the gear fixed mount [18], following driving wheel second [14] and last second hand drive [15] interlock, pointer wheel second [17] is contained on the second hand wheel shaft [21], a last second hand driving wheel [16] and second pointer wheel [a 17] interlock, second hand wheel shaft [21], minute hand wheel shaft [22], angular pin wheel shaft [23] fit is concentric, one end is being adorned a second pointer respectively, divide pointer, the angle pointer, it is characterized in that: shell [29] is fixed on the fixation measuring chi [30], one end of drive sprocket axle [20] passes fixation measuring chi [30] and is fixed on the movable dip stick [31] with pin [19], fixation measuring chi [30] and [31] flexibly connect with hollow Luo silk [37], on fixation measuring chi [30], there are zigzag spring floatless switch bolt [32] and scalable compasses to decide pin [33] and angular vertex position line [36], a scalable compasses pin [34] is arranged on movable dip stick [31], and the activity that movable dip stick [31] can be controlled measuring instrument is pushed to and withstood to floatless switch bolt [32].

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