CN210591145U

CN210591145U - Novel multifunctional ruler

Info

Publication number: CN210591145U
Application number: CN201921394795.3U
Authority: CN
Inventors: 赵蕊琪; 叶思琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-05-22
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a novel multifunctional ruler relates to teaching aid equipment technical field. The ruler is mainly designed for manual work and the like which sometimes need to draw long lines, the ruler and the fixed block alternately move through the sliding block and the sliding groove, and the principle of parallel is utilized, when lines are drawn, the step of realigning the straight ruler can be omitted, smooth long lines can be conveniently drawn at one time, drawing efficiency is improved, the dovetail groove is adopted at the sliding groove, the sliding block and the straight ruler are matched with each other, only one degree of freedom is provided for the sliding block and the straight ruler, and accumulated errors possibly generated in use are reduced.

Description

Novel multifunctional ruler

Technical Field

The utility model relates to a teaching aid equipment technical field specifically is a novel multi-functional ruler.

Background

The existing infinite ruler adopts a rectangular guide rail at a slide rail part, the size of a slide block is small, and through analysis, the contact area between the slide block and a ruler body is small, so that a possibly generated error is large; and the slider moves on the y-axis of the rectangular guide rail, a deviation in the x-axis direction is easily generated due to lack of constraint. Therefore, consider adding a constraint in the x-axis direction of the sled to reduce the accumulated error. The T-shaped groove can provide the restraint in the x-axis direction, but the processing difficulty is large, and the production cost of the ruler is lower, so that the groove is not suitable for being adopted, the sliding block can be clamped in the sliding groove sometimes and is not easy to slide, the sliding block is made to lose effect, and the existing infinite ruler does not have the function of a protractor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel multifunctional ruler has solved the great, the slider of current unlimited chi deviation can block sometimes in the spout and do not have the problem of the function of protractor.

The utility model discloses a solve above-mentioned technical problem, provide following technical scheme: a novel multifunctional ruler is characterized in that a ruler is arranged on a ruler body, an arc-shaped structure is arranged at one end of the ruler, a fixed shaft is arranged in the arc-shaped structure, a through hole is formed in the fixed shaft, a rotating shaft is installed in the through hole, a bottom support is arranged at one end of the rotating shaft, a handle is arranged at one end of the bottom support, angle measuring scales are arranged on the bottom support, ruler scales are arranged on the ruler, a sliding groove is formed in the bottom end of each ruler scale, a sliding block is arranged in the sliding groove, a fixed block is arranged at one end of the sliding block, grooves are formed in two sides of the sliding groove, two fixed plates are arranged in the sliding groove, a rotating shaft is arranged between the fixed plates, a pulley is installed on the rotating shaft, a slot is formed in one end of each groove and the, the one end of connecting plate is equipped with the connecting band, the connecting band uses the elastic rubber material to make, the one end of connecting band is equipped with the connecting block, the connecting block is located on the fixed block.

Further, the ruler is connected with the fixed block through the sliding groove and the sliding block in a sliding mode, and the sliding groove is a dovetail groove.

By adopting the technical scheme, the ruler and the fixed block alternately move through the sliding block and the sliding groove, the parallel principle is utilized, the step of realigning the ruler can be omitted when lines are drawn, the smooth long lines can be conveniently drawn at one time, the process for machining the dovetail groove is relatively not so complex, the dovetail groove can be obtained through milling, the dovetail groove is adopted at the sliding groove, the part, matched with the sliding block and the ruler, of the sliding block has only one degree of freedom, and accumulated errors possibly generated in use are reduced as much as possible.

Furthermore, the rotating shaft is T-shaped, the rotating shaft is located in the through hole, and the bottom end of the rotating shaft is fixedly connected with the bottom support.

Through adopting above-mentioned technical scheme, be convenient for make the collet fix in the bottom of pivot and through-hole.

Furthermore, the two ends of the through hole are respectively and fixedly connected with the ruler and the arc-shaped structure through the fixing shaft.

Through adopting above-mentioned technical scheme, be convenient for fix the through-hole between ruler and arc structure through the fixed axle.

Further, the arc structure with ruler structure as an organic whole, the one end fixed connection of fixed plate the slider, the pulley passes through the pivot is connected the fixed plate, the connecting plate passes through insert the axle and slot connection is in the ruler, the connecting block with pass through between the connecting plate the connecting band is connected.

Through adopting above-mentioned technical scheme, be convenient for fix the collet in the bottom of arc structure.

Compared with the prior art, the utility model discloses a possess following beneficial effect:

1. the utility model discloses in this product be mainly for doing the activity design that needs the long lines of drawing sometimes such as manual, through slider and spout alternate motion between ruler and the fixed block, utilize parallel principle, alright when the setting-out with omit this step of realigning the ruler, be convenient for once only draw level and smooth long lines, improve drawing efficiency.

2. The utility model discloses the function of protractor is realized in the cooperation of well through-hole and pivot, needs the broken line of drawing the angle and uses when drawing the angle, and one need not use the protractor to measure the back and realign the setting-out with the handle, has simplified the process of measuring and drawing. The ruler is more convenient to carry and use after being combined with the protractor, the people who do large-size handwork are facilitated, the sliding block can conveniently slide in the sliding groove and the groove through the pulley, the resistance of the sliding block in the sliding groove is convenient to reduce, and the sliding block is prevented from being blocked in the sliding groove.

3. The utility model discloses well spout department has adopted the dovetail, makes slider and ruler complex part only have a degree of freedom, reduces the accumulative error that probably produces in the use.

Drawings

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

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of the connection structure of the bottom bracket of the present invention;

fig. 4 is a schematic structural view of the position a of the present invention;

fig. 5 is a schematic side view of the slider of the present invention.

In the figure: 1-ruler body, 2-ruler, 3-fixed shaft, 4-angle measuring scale, 5-rotating shaft, 6-bottom support, 7-handle, 8-fixed block, 9-ruler scale, 10-sliding chute, 11-sliding block, 12-through hole, 13-arc structure, 14-fixed plate, 15-groove, 16-slot, 17-inserting shaft, 18-connecting plate, 19-connecting belt, 20-connecting block, 21-rotating shaft and 22-pulley.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a novel multifunctional ruler comprises a ruler body 1, a ruler 2 is arranged on the ruler body 1, an arc structure 13 is arranged at one end of the ruler 2, a fixing shaft 3 is arranged in the arc structure 13, a through hole 12 is arranged on the fixing shaft 3, a rotating shaft 5 is arranged in the through hole 12, a bottom support 6 is arranged at one end of the rotating shaft 5, a handle 7 is arranged at one end of the bottom support 6, angle measuring scales 4 are arranged on the bottom support 6, ruler scales 9 are arranged on the ruler 2, a sliding groove 10 is arranged at the bottom end of the ruler scales 9, a sliding block 11 is arranged in the sliding groove 10, a fixing block 8 is arranged at one end of the sliding block 11, grooves 15 are arranged on two sides of the sliding groove 10, two fixing plates 14 are arranged in the sliding groove 10, the rotating shaft 5 is arranged between the fixing plates 14, a pulley 22 is arranged on the rotating shaft, one end of the inserting shaft 17 is provided with a connecting plate 18, one end of the connecting plate 18 is provided with a connecting belt 19, the connecting belt 19 is made of elastic rubber, one end of the connecting belt 19 is provided with a connecting block 20, the sliding block 11 is convenient to slide in the sliding groove 10 and the groove 15 through the pulley 11, the resistance of the sliding block 11 in the sliding groove 10 is convenient to reduce, the sliding block 11 is prevented from being clamped in the sliding groove 10, and the connecting block 20 is located on the fixing block 8.

The ruler 2 is connected with the fixed block 8 in a sliding mode through a sliding groove 10 and a sliding block 11, and the sliding groove 10 is a dovetail groove.

The rotating shaft 5 is T-shaped, the rotating shaft 5 is positioned in the through hole 12, and the bottom end of the rotating shaft 5 is fixedly connected with the bottom support 6.

The two ends of the through hole 12 are respectively fixedly connected with the straight scale 2 and the arc-shaped structure 13 through the fixing shaft 3.

The arc-shaped structure 13 and the straightedge 2 are of an integral structure.

One end of the fixed plate 14 is fixedly connected with the sliding block 11, the pulley 22 is connected with the fixed plate 14 through the rotating shaft 5, the connecting plate 18 is connected in the ruler 2 through the inserting shaft 17 and the inserting groove 16, and the connecting block 20 is connected with the connecting plate 18 through the connecting belt 19.

When the ruler is used, firstly, when a long line needs to be drawn by using the ruler body 1, the ruler 2 and the fixed block 8 alternately move through the sliding block 11 and the sliding groove 10, by utilizing the parallel principle, the step of realigning the ruler can be omitted when drawing a line, so that a smooth long line can be drawn at one time, wherein the sliding block 11 conveniently slides in the sliding groove 10 and the groove 15 through the pulley 11, the resistance of the sliding block 11 in the sliding groove 10 is conveniently reduced, the sliding block 11 is prevented from being clamped and dead in the sliding groove 10, after the sliding is finished, the connecting plate 18 is inserted into the slot 16 through the inserting shaft 17 and is used for fixing the position of the sliding block 11 in the sliding groove 10, and the sliding groove 10 adopts a dovetail groove, so that the part where the sliding block 11 is matched with the ruler 2 only has one degree of freedom, the accumulated error which is possibly generated in use is reduced, the processing technology of the sliding, wherein collet 6 is fixed in the bottom of through-hole 12 through pivot 5, is equipped with protractor scale 4 on collet 12 for the roll-off has the line of certain angle, need not use the protractor to measure the back moreover, and handle 7 is rotatory to the bottom of ruler 2 through pivot 5, and the handle aligns the setting-out again, has simplified the process of measuring and drawing. The ruler is more convenient to carry and use after being combined with the protractor, the people who do large-size handwork are facilitated, and the through holes 12 and the rotating shaft 5 are in transition fit and in clearance fit, so that the ruler is guaranteed to rotate but cannot be loosened to cause large deviation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel multifunctional ruler, includes ruler body (1), its characterized in that: the ruler is characterized in that a ruler (2) is arranged on the ruler body (1), an arc-shaped structure (13) is arranged at one end of the ruler (2), a fixed shaft (3) is arranged in the arc-shaped structure (13), a through hole (12) is formed in the fixed shaft (3), a rotating shaft (5) is installed in the through hole (12), a bottom support (6) is arranged at one end of the rotating shaft (5), a handle (7) is arranged at one end of the bottom support (6), angle measuring scales (4) are arranged on the bottom support (6), ruler scales (9) are arranged on the ruler (2), a sliding groove (10) is formed in the bottom end of the ruler scales (9), a sliding block (11) is arranged in the sliding groove (10), a fixed block (8) is arranged at one end of the sliding block (11), grooves (15) are formed in two sides of the sliding groove (10), two fixed plates (, be equipped with pivot (5) between fixed plate (14), install pulley (22) on pivot (5), the one end of recess (15) with all be equipped with slot (16) on slider (11), be equipped with in slot (16) and insert axle (17), the one end of inserting axle (17) is equipped with connecting plate (18), the one end of connecting plate (18) is equipped with connecting band (19), connecting band (19) use the elastic rubber material to make, the one end of connecting band (19) is equipped with connecting block (20), connecting block (20) are located on fixed block (8).

2. The novel multifunctional ruler according to claim 1, characterized in that: the ruler (2) is connected with the fixed block (8) through the sliding groove (10) and the sliding block (11) in a sliding mode, and the sliding groove (10) is a dovetail groove.

3. The novel multifunctional ruler according to claim 1, characterized in that: the rotating shaft (5) is T-shaped, the rotating shaft (5) is located in the through hole (12), and the bottom end of the rotating shaft (5) is fixedly connected with the bottom support (6).

4. The novel multifunctional ruler according to claim 1, characterized in that: the two ends of the through hole (12) are respectively fixedly connected with the ruler (2) and the arc-shaped structure (13) through the fixing shaft (3).

5. The novel multifunctional ruler according to claim 1, characterized in that: the arc-shaped structure (13) and the ruler (2) are of an integral structure.

6. The novel multifunctional ruler according to claim 1, characterized in that: the one end fixed connection of fixed plate (14) slider (11), pulley (22) pass through pivot (5) are connected fixed plate (14), connecting plate (18) pass through insert axle (17) and slot (16) are connected in ruler (2), connecting block (20) with pass through between connecting plate (18) connecting band (19) are connected.