CN208290800U

CN208290800U - A kind of primary school teaching tool ruler

Info

Publication number: CN208290800U
Application number: CN201820030981.8U
Authority: CN
Inventors: 孔祥涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-01-08
Filing date: 2018-01-08
Publication date: 2018-12-28
Anticipated expiration: 2028-01-08

Abstract

The utility model discloses a kind of primary school teaching tool rulers, including main scale, angle adjustment device and bar chart plotting unit, the forward, central part of main scale is equipped with T-type sliding slot, be slidably connected T-type sliding block in the slot of T-type sliding slot, the front side of T-type sliding block is equipped with protractor, rotary shaft is equipped in the front side threaded hole of T-type sliding block, the middle part of T-type sliding block rotary shaft is equipped with knob through protractor and in end point, the junction of rotary shaft and protractor is equipped with bearing, the top back side of main scale is equipped with angle adjustment device, the primary school teaching is simple with tool ruler structure, it facilitates the carrying and use, it brings great convenience to the teaching of teacher, and it can be according to use demand, realize that any angle and different-diameter are drawn by angle adjustment device, it realizes rapidly and efficiently to draw by bar chart plotting unit and writes bar pattern, alleviate the work of teacher Burden, improves efficiency of teaching to a certain extent.

Description

A kind of primary school teaching tool ruler

Technical field

The utility model relates to tutor auxiliary platform equipment technical field, specially a kind of primary school teaching tool ruler.

Background technique

In the teaching process of grade teacher, it is often necessary to be responsible for picture equipment as tool aided education, figure is shown Student can be allowed more intuitive and easy to understand, therefore educational aid ruler structure essential with the effect of tool ruler, traditional of imparting knowledge to students is multiple It is miscellaneous, it has a single function, carries and inconvenient for use, bring great trouble to the teaching of teacher, and can not be according to using need It asks, realizes that any angle and different-diameter are drawn, can not rapidly and efficiently draw and write bar pattern, virtually increase the work of teacher Bear, efficiency of teaching and poor quality, thus be able to solve problems primary school teaching tool ruler realization gesture must Row.

Utility model content

The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of primary school teaching tool ruler, Structure is simple, multiple functional, facilitates the carrying and use, and brings great convenience to the teaching of teacher, and can be according to making With demand, realizes that any angle and different-diameter are drawn by angle adjustment device, realized by bar chart plotting unit quick It efficiently draws and writes bar pattern, alleviate the work load of teacher, improve efficiency of teaching to a certain extent, can effectively solve The problems in background technique.

To achieve the above object, the utility model provides the following technical solutions: a kind of primary school teaching tool ruler, including master Ruler, angle adjustment device and bar chart plotting unit, the forward, central part of the main scale are equipped with T-type sliding slot, slide in the slot of T-type sliding slot Dynamic connecting T-shaped sliding block, the front side of T-type sliding block are equipped with protractor, are equipped with rotary shaft, T-type in the front side threaded hole of the T-type sliding block The middle part of sliding block rotary shaft is equipped with knob through protractor and in end point, and the junction of the rotary shaft and protractor is equipped with axis It holds, the top back side of the main scale is equipped with angle adjustment device, and be slidably connected in the slot of sliding slot track pair in angle adjustment device The convex block of ruler, the surface middle part of the auxiliary scale are socketed with bar chart plotting unit, and the upper surface middle part of the auxiliary scale is symmetrically arranged with Adjustment hole, round connecting plate is equipped at the top oblique angle of the main scale, and the cambered surface of round connecting plate is equipped with telescopic mast, telescopic mast Upper boom surface be equipped with adjusting knob, the top of the telescopic mast is equipped with handle, and the bottom end of the main scale is equipped with compasses supporting leg, The bottom end of the auxiliary scale is equipped with paintbrush mounting cylinder, is equipped with ruling pen, the table of the paintbrush mounting cylinder in the cylinder of paintbrush mounting cylinder Face is equipped with fixed knob, and the top end of the auxiliary scale is equipped with limit plate.

As a kind of optimal technical scheme of the utility model, the angle adjustment device includes shaft, the main scale Shaft is equipped in the mounting hole middle (center) bearing of top, the front end of shaft is equipped with angular adjustment knob, the bottom end screw thread and cunning of the shaft The back side threaded hole of groove track is connected, and the upper end of the sliding slot track is equipped with telescopic adjustment knob, the upper surface pair of the auxiliary scale Claim to be equipped with fixation hole, the bottom end screw thread of the adjusting knob and the internal screw thread of fixation hole are detachably connected.

As a kind of optimal technical scheme of the utility model, the bar chart plotting unit includes sliding sleeve, the auxiliary scale Surface middle part be socketed with sliding sleeve, the leading flank of sliding sleeve is equipped with slidable adjustment knob, the bottom end screw thread of slidable adjustment knob and adjusts The internal screw thread of knothole is detachably connected, and the upper end of the sliding sleeve is equipped with support plate, and the leading flank of support plate is equipped with sliding slot, sliding slot Be slidably connected sliding block in slot, and the upper end of sliding block is symmetrically arranged with perpendicular ruler, and the surface middle part of two perpendicular rulers is socketed with crossfoot, before crossfoot Side is symmetrically arranged with height adjustment knob, and the leading flank of the perpendicular ruler is symmetrically arranged with height adjusting holes, the height adjustment rotation The bottom end screw thread of button is detachably connected with the internal screw thread of height adjusting holes.

As a kind of optimal technical scheme of the utility model, the width of the support plate and the consistency of thickness of sliding sleeve.

As a kind of optimal technical scheme of the utility model, the notch thickness of the sliding slot track and the convex block of auxiliary scale are thick Degree is consistent.

Compared with prior art, the utility model has the beneficial effects that this primary school teaching tool ruler, structure is simple, function Can be complete, it facilitates the carrying and use, brings great convenience to the teaching of teacher, realize that a ruler is multi-purpose, when having saved picture Between, improve drawing efficrence, and can according to use demand, by adjusting angular adjustment knob in angle adjustment device, Under the action of shaft, the angular adjustment of main scale and sliding slot track and its top device is realized, and then realize any angle and difference Diameter is drawn, by bar chart plotting unit, adjusting height adjustment knob and sliding block in the sliding of sliding slot, in perpendicular ruler and crossfoot Under the action of, it realizes rapidly and efficiently to draw and writes bar pattern, by the relative adjustment of position between equipment each other, realize ruler, straight The conversion of angle square, compasses and protractor different function, alleviates the work load of teacher, improves teaching effect to a certain extent Rate improves quality of instruction.

Detailed description of the invention

Fig. 1 is the utility model structure front schematic view；

Fig. 2 is the utility model texture edge schematic diagram；

Fig. 3 connect diagrammatic cross-section with main scale for the utility model structure protractor；

Fig. 4 is the utility model structural point regulating device internal sectional schematic diagram；

Fig. 5 is the utility model structure bar chart plotting unit internal sectional schematic diagram；

Fig. 6 is the utility model structural point regulating device floor map.

In figure: 1 main scale, 2T type sliding slot, 3T type sliding block, 4 rotary shafts, 5 protractors, 6 knobs, 7 angle adjustment devices, 71 turns Axis, 72 sliding slot tracks, 73 angular adjustment knobs, 74 telescopic adjustment knobs, 75 fixation holes, 8 bar chart plotting units, 81 sliding sleeves, 82 support plates, 83 sliding slots, 84 sliding blocks, 85 perpendicular rulers, 86 crossfoots, 87 height adjustment knobs, 88 height adjusting holes, the rotation of 89 slidable adjustments Button, 9 adjustment holes, 10 round connecting plates, 11 telescopic masts, 12 adjusting knobs, 13 handles, 14 compasses supporting legs, 15 paintbrush mounting cylinders, 16 Ruling pen, 17 fixed knobs, 18 auxiliary scales, 19 limit plates.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of primary school teaching tool ruler, including main scale 1, angle adjustment device 7 and bar chart plotting unit 8, main scale 1 provide straight line and draw and provide support and placement for top device The effect in place, angle adjustment device 7 realize that any angle and different-diameter are drawn, and bar chart plotting unit 8 realizes quick height Effect picture writes bar pattern, and the forward, central part of main scale 1 is equipped with T-type sliding slot 2, and T-type sliding slot 2 is that T-type sliding block 3 provides sliding place, T-type Be slidably connected T-type sliding block 3 in the slot of sliding slot 2, and the front side of T-type sliding block 3 is equipped with protractor 5, and protractor 5 realizes angle measurement, T-type Rotary shaft 4 is equipped in the front side threaded hole of sliding block 3, T rotary shaft 4 realizes the rotation of protractor 5, the middle part of 3 rotary shaft 4 of type sliding block Be equipped with knob 6 through protractor 5 and in end point, knob 6 realizes that the degree of rotation of protractor 5 is fixed and release, rotary shaft 4 with The junction of protractor 5 is equipped with bearing, and the top back side of main scale 1 is equipped with angle adjustment device 7, and angle adjustment device 7 includes turning Axis 71, shaft 71 provide rotational support for angular adjustment, are equipped with shaft 71, shaft 71 in the top mounting hole middle (center) bearing of main scale 1 Front end be equipped with angular adjustment knob 73, the bottom end screw thread of shaft 71 is connected with the back side threaded hole of sliding slot track 72, sliding slot rail The notch thickness in road 72 and the convex block consistency of thickness of auxiliary scale 18, auxiliary scale 18 provide the picture of vertical straight line, also mention for top device For the effect for supporting with placing place, angular adjustment knob 73 is adjusted, under the action of shaft 71, changes main scale 1 and sliding slot rail The angle in road 71 and its top auxiliary scale 18, and then realize that any angle and different-diameter are drawn, the upper end of sliding slot track 72 is equipped with Telescopic adjustment knob 74, telescopic adjustment knob 74 are used to adjust mobility of the auxiliary scale 18 in sliding slot track 72, auxiliary scale 18 Upper surface is symmetrically arranged with fixation hole 75, and the bottom end screw thread and the internal screw thread of fixation hole 75 of adjusting knob 74 are detachably connected, angle The convex block for the auxiliary scale 18 that is slidably connected in the slot of sliding slot track 72 in regulating device 7, the surface middle part of auxiliary scale 18 are socketed with bar chart Plotting unit 8, bar chart plotting unit 8 include sliding sleeve 81, and the surface middle part of auxiliary scale 18 is socketed with sliding sleeve 81, and sliding sleeve 81 is in auxiliary scale The sliding of 18 surfaces provides conveniently for suitable position picture, and sliding sleeve 81 provides support for top device, and the leading flank of sliding sleeve 81 is equipped with Slidable adjustment knob 89, the bottom end screw thread and the internal screw thread of adjustment hole 9 of slidable adjustment knob 89 are detachably connected, sliding sleeve 81 it is upper End is equipped with support plate 82, and support plate 82 provides support platform, the width of support plate 82 and the thickness one of sliding sleeve 81 for top device It causes, the leading flank of support plate 82 is equipped with sliding slot 83, and sliding slot 83 is that sliding block 84 provides sliding place, while bar chart is also adjusted Width, be slidably connected in the slot of sliding slot 83 sliding block 84, and the upper end of sliding block 84 is symmetrically arranged with perpendicular ruler 85, erects ruler 85 and draws bar chart Vertical line, the surface middle part of two perpendicular rulers 85 are socketed with crossfoot 86, and crossfoot 86 draws the horizontal line of bar chart, the leading flank pair of crossfoot 86 Claim to be equipped with height adjustment knob 87, height adjustment knob 87 adjusts the height of crossfoot 86, and the leading flank of perpendicular ruler 85 is symmetrically arranged with Height adjusting holes 88, height adjusting holes 88 convenient for adjust bar chart height, the bottom end screw thread of height adjustment knob 87 with height The internal screw thread of degree adjustment hole 88 is detachably connected, and the upper surface middle part of auxiliary scale 18 is symmetrically arranged with adjustment hole 9, and adjustment hole 9 is convenient for tune The telescopic level of auxiliary scale 18 is saved, round connecting plate 10 is equipped at the top oblique angle of main scale 1, round connecting plate 10 plays support connection Effect, the cambered surface of round connecting plate 10 are equipped with telescopic mast 11, and telescopic mast 11 is flexible, and provide suitable length makes for user With the upper boom surface of telescopic mast 11 is equipped with adjusting knob 12, and adjusting knob 12 stretches convenient for the telescopic level of adjusting telescopic mast 11 The top of column 11 is equipped with handle 13, and handle 13 holds picture circle convenient for personnel, and the bottom end of main scale 1 is equipped with compasses supporting leg 14, compasses Supporting leg 14 supports ground, and the bottom end of auxiliary scale 18 is equipped with paintbrush mounting cylinder 15, and paintbrush mounting cylinder 15 is that ruling pen 16 provides placement Space, the cylinder of paintbrush mounting cylinder 15 is interior to be equipped with ruling pen 16, and ruling pen 16 realizes picture circle, and the surface of paintbrush mounting cylinder 15 is equipped with admittedly Determine knob 17,17 bridge of fixed knob fastens the effect of ruling pen 16, and the top end of auxiliary scale 18 is equipped with limit plate 19, and limit plate 19 rises To the effect to the flexible limit of auxiliary scale 18.

When in use: needing picture bowlder, hold handle 13, elastic adjusting knob 12 adjusts telescopic mast 11 and stretches to best Degree adjusts angular adjustment knob 73, under the action of shaft 71, realizes main scale 1 and sliding slot track 71 and its top auxiliary scale 18 Angle adjust, regulate and control adjusting knob 74, realize auxiliary scale 18 sliding slot track 72 telescopic adjustment, after being adjusted to optimum state, 14 bottom end of compasses supporting leg is contacted to earth, rotational handle 13, is drawn and is justified using ruling pen 16, when needing angulation, realizes angle by protractor 5 Measurement when needing to draw bar chart, regulates and controls adjusting knob 89, realizes that sliding sleeve 81 slides on 18 surface of auxiliary scale, and allotment is drawn to suitable Behind figure position, sliding block 84 slides in sliding slot 83, adjusts the width of drawn bar chart, and elastic height adjustment knob 87 adjusts crossfoot 86 height, and then the height of bar chart is adjusted, after modulating optimum position, crossfoot 86 draws the horizontal line of bar chart, and perpendicular ruler 85 is drawn The drafting of bar chart can be completed in the vertical line of bar chart processed, and after use, each device restores original sample.

The utility model structure is simple, multiple functional, facilitates the carrying and use, and brings greatly just to the teaching of teacher Benefit realizes that a ruler is multi-purpose, has saved the picture time, improved drawing efficrence, and can pass through angle tune according to use demand In regulating device 7, angular adjustment knob 73 is adjusted, under the action of shaft 71, realizes that main scale 1 and sliding slot track 71 and its top fill The angular adjustment set, and then realize that any angle and different-diameter are drawn, it is adjusted by bar chart plotting unit 8, adjusting height Knob 87 and sliding block 84 is saved to realize rapidly and efficiently to draw and write bar shaped under the action of perpendicular ruler 85 is with crossfoot 86 in the sliding of sliding slot 83 Figure realizes turn of ruler, 5 different function of square, compasses and protractor by the relative adjustment of position between equipment each other It changes, alleviates the work load of teacher, improve efficiency of teaching to a certain extent, improve quality of instruction.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of primary school teaching tool ruler, including main scale (1), angle adjustment device (7) and bar chart plotting unit (8), Be characterized in that: the forward, central part of the main scale (1) is equipped with T-type sliding slot (2), and be slidably connected T-type sliding block in the slot of T-type sliding slot (2) (3), the front side of T-type sliding block (3) is equipped with protractor (5), is equipped with rotary shaft (4) in the front side threaded hole of the T-type sliding block (3), T The middle part of type sliding block (3) rotary shaft (4) is equipped with knob (6) through protractor (5) and in end point, the rotary shaft (4) and amount The junction of angle device (5) is equipped with bearing, and the top back side of the main scale (1) is equipped with angle adjustment device (7), angle adjustment device (7) be slidably connected in the slot of sliding slot track (72) convex blocks of auxiliary scale (18) in, and the surface middle part of the auxiliary scale (18) is socketed with item The upper surface middle part of shape figure plotting unit (8), the auxiliary scale (18) is symmetrically arranged with adjustment hole (9), and the top of the main scale (1) is oblique Round connecting plate (10) are equipped at angle, the cambered surface of round connecting plate (10) is equipped with telescopic mast (11), the upper boom of telescopic mast (11) Surface is equipped with adjusting knob (12), and the top of the telescopic mast (11) is equipped with handle (13), and the bottom end of the main scale (1) is equipped with The bottom end of compasses supporting leg (14), the auxiliary scale (18) is equipped with paintbrush mounting cylinder (15), is equipped in the cylinder of paintbrush mounting cylinder (15) The surface of ruling pen (16), the paintbrush mounting cylinder (15) is equipped with fixed knob (17), and the top end of the auxiliary scale (18) is equipped with Limit plate (19).

2. a kind of primary school teaching tool ruler according to claim 1, it is characterised in that: the angle adjustment device (7) Including shaft (71), shaft (71) are equipped in the top mounting hole middle (center) bearing of the main scale (1), the front end of shaft (71) is equipped with angle It spends adjusting knob (73), the bottom end screw thread of the shaft (71) is connected with the back side threaded hole of sliding slot track (72), the sliding slot The upper end of track (72) is equipped with telescopic adjustment knob (74), and the upper surface of the auxiliary scale (18) is symmetrically arranged with fixation hole (75), institute The bottom end screw thread and the internal screw thread of fixation hole (75) for stating adjusting knob (74) are detachably connected.

3. a kind of primary school teaching tool ruler according to claim 1, it is characterised in that: the bar chart plotting unit It (8) include sliding sleeve (81), the surface middle part of the auxiliary scale (18) is socketed with sliding sleeve (81), and the leading flank of sliding sleeve (81) is equipped with sliding Adjusting knob (89), the bottom end screw thread and the internal screw thread of adjustment hole (9) of slidable adjustment knob (89) are detachably connected, the sliding sleeve (81) upper end is equipped with support plate (82), and the leading flank of support plate (82) is equipped with sliding slot (83), and sliding connects in the slot of sliding slot (83) It connects sliding block (84), the upper end of sliding block (84) is symmetrically arranged with perpendicular ruler (85), and the surface middle part of two perpendicular rulers (85) is socketed with crossfoot (86), the leading flank of crossfoot (86) is symmetrically arranged with height adjustment knob (87), and the leading flank of the perpendicular ruler (85) is symmetrically arranged with The bottom end screw thread of height adjusting holes (88), the height adjustment knob (87) is detachable with the internal screw thread of height adjusting holes (88) Connection.

4. a kind of primary school teaching tool ruler according to claim 3, it is characterised in that: the width of the support plate (82) With the consistency of thickness of sliding sleeve (81).

5. a kind of primary school teaching tool ruler according to claim 2, it is characterised in that: the slot of the sliding slot track (72) The convex block consistency of thickness of mouth thickness and auxiliary scale (18).