CN211684379U

CN211684379U - Learning ruler suitable for science course

Info

Publication number: CN211684379U
Application number: CN201822044317.1U
Authority: CN
Inventors: 赵晓阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-06
Filing date: 2018-12-06
Publication date: 2020-10-16
Anticipated expiration: 2028-12-06

Abstract

The utility model belongs to the technical field of learning tools technique and specifically relates to a study chi that reason branch of academic or vocational study course is suitable for, including main scale, vice chi, sliding pin, dead lever, the main scale comprises first setting-out chi and first folding chi, and the right-hand member tip of first setting-out chi has consolidated the joint piece of U-shaped, the width of first folding chi is 2CM and its middle part is equipped with the sliding tray of T shape, and sliding pin that sliding connection has T shape in the sliding tray, vice chi comprises second setting-out chi and the folding chi of second, is equipped with on the right-hand member face of second setting-out chi and suits the complex joint groove with the joint piece, and the right-hand member middle part of the folding chi of second is equipped with the long spacing groove of 1CM, all be equipped with the scale mark on the inclined plane of first setting-out chi and second setting-out chi. The utility model has the advantages of reasonable design, but independent assortment becomes extension ruler, T shape chi and folding chi, is convenient for draw long line section, perpendicular line and parallel lines, is convenient for deposit and carry, and easy operation is convenient, and labour saving and time saving has improved drawing efficiency.

Description

Learning ruler suitable for science course

Technical Field

The utility model belongs to the technical field of learning tools technique and specifically relates to a study chi that science course is suitable for.

Background

The ruler is the instrument that is used for drawing line segment or measurement length, be the graphics primitive commonly used in student's study, especially the student is comparatively multi-purpose in the study of department's course, the student often needs to use the learning ruler to carry out the drawing of line segment or perpendicular line, present learning ruler is mostly the short ruler of 10CM length for the ease of depositing and carrying, need relocate on the extension line of the line segment of drawing when drawing longer straight line and continue to draw, the skew easily appears in the line segment of follow-up drawing, and when drawing perpendicular line and parallel line, need the cooperation to use the set-square to draw, the operation is troublesome, waste time and energy, the easy slope that takes place is inaccurate to the counterpoint, influence drawing efficiency.

Disclosure of Invention

The utility model aims at overcoming the technical defect and providing a learning ruler suitable for science courses. The lengthened ruler, the T-shaped ruler and the folding ruler can be freely combined, long line segments, vertical lines and parallel lines can be drawn conveniently, the storage and carrying are convenient, the operation is simple and convenient, time and labor are saved, and the drawing efficiency is improved.

The utility model provides a technical scheme that technical problem adopted does: a learning ruler suitable for science courses comprises a main ruler, an auxiliary ruler, a sliding pin and a fixed rod, wherein the main ruler comprises a first line drawing ruler and a first folding ruler, the cross section of the first line drawing ruler is triangular, a first folding ruler is fixedly connected to the lower half portion of the vertical surface of the first line drawing ruler, a U-shaped clamping block is fixedly connected to the end portion of the right end of the first line drawing ruler, a hanging hole is formed in the middle of the clamping block, the first folding ruler is 2CM in width, a T-shaped sliding groove is formed in the middle of the first folding ruler, the sliding groove extends to a position 1CM away from the end portion of the left end of the first folding ruler, a T-shaped sliding pin is connected in the sliding groove in a sliding mode, the auxiliary ruler comprises a second line drawing ruler and a second folding ruler, the cross section of the second line drawing ruler is triangular, the upper half portion of the vertical surface of the second line drawing ruler is fixedly connected with the second folding ruler, the right end of the second line drawing ruler is 2CM shorter than the second folding ruler, and a clamping groove matched with the clamping block is formed in the, the length and width of the second folding ruler and the size of thickness are the same as those of the first folding ruler, the middle part of the right end of the second folding ruler is provided with a 1CM long limit groove, the width of the limit groove is equal to that of the sliding groove, a fixed rod perpendicular to the limit groove is fixedly connected with the middle position of a 4CM position away from the end part of the right end of the second folding ruler, a tension spring is fixedly connected between the fixed rod and a T-shaped pin, and scale marks are arranged on the inclined planes of the first line drawing ruler and the second line drawing ruler. When the T-shaped ruler is used, the auxiliary ruler and the main ruler are kept perpendicular to each other and can be used as the T-shaped ruler, so that vertical lines and parallel lines can be drawn conveniently, when the T-shaped ruler is combined into the T-shaped ruler, the limiting groove can be pushed up to the sliding pin, the upper end of the second folding ruler can be pushed up to the upper half part of the vertical surface of the first drawing ruler, the upper end of the second drawing ruler can be pushed up to the side wall of the first folding ruler, the sliding pin and the fixed rod can generate pulling force through the tension spring, so that the auxiliary ruler is in closer contact with the main ruler, the auxiliary ruler can be smoothly translated left and right along with the sliding pin, so that the vertical lines can be drawn conveniently, or the auxiliary ruler can be translated to draw the parallel lines, when a longer straight line is drawn, the sliding pin can be moved to the rightmost end of the sliding groove, then the auxiliary ruler is pulled down and rotated to enable the auxiliary ruler to rotate anticlockwise by 90 degrees, the clamping block is inserted into the clamping groove, make spacing groove top to the sliding pin on, extension spring can left-hand drawing dead lever, make the tip of main scale and vice chi combine inseparabler, main scale and vice chi make up into an extension ruler, then carry out longer line segment drawing can, when needing to deposit, can slide the right-hand member of sliding slot with the sliding pin, then fold vice chi clockwise rotation, make the whole folding ruler of second fold on first folding ruler, the spacing groove can push up on the sliding pin, and extension spring can right-hand drawing dead lever, make main scale and vice chi fold together, be convenient for deposit and carry, easy operation is convenient, can freely make up into T shape chi and extension ruler, be convenient for longer straight line, drawing of perpendicular line and parallel line.

The main ruler and the auxiliary ruler are made of transparent PVC plastic materials and are integrally formed. The transparent material is convenient for observe the line segment under the chi and conveniently counterpoints the setting-out.

The utility model discloses the beneficial effect who has is: the utility model has the advantages of reasonable design, but independent assortment becomes extension ruler, T shape chi and folding chi, is convenient for draw long line section, perpendicular line and parallel lines, is convenient for deposit and carry, and easy operation is convenient, and labour saving and time saving has improved drawing efficiency.

Drawings

Fig. 1 is a schematic structural view of the T-shaped ruler assembled by the utility model.

Fig. 2 is a schematic cross-sectional structure diagram of the main scale of the present invention.

Figure 3 is a schematic structural view of the lengthening ruler combined by the utility model.

Fig. 4 is a schematic structural view of the folding ruler combined by the utility model.

Fig. 5 is a schematic structural view of the end of the main ruler right end of the present invention.

Fig. 6 is a schematic view of the end structure of the auxiliary ruler of the present invention.

Detailed Description

The present invention will be described in detail below with reference to fig. 1 to 6.

As shown in fig. 1 to 6, the utility model comprises a main ruler, an auxiliary ruler, a sliding pin 6 and a fixed rod 11, wherein the main ruler comprises a first drawing ruler 1 and a first folding ruler 2, the cross section of the first drawing ruler 1 is triangular, the lower half part of the vertical surface of the first drawing ruler is fixedly connected with the first folding ruler 2, the end part of the right end of the first drawing ruler 1 is fixedly connected with a U-shaped joint block 4, the middle part of the joint block 4 is provided with a hanging hole 5, the width of the first folding ruler 2 is 2CM, the middle part of the first folding ruler 2 is provided with a T-shaped sliding groove 3, the sliding groove 3 extends to the position 1CM away from the end part of the right end from the left end of the first folding ruler 2, the sliding groove 3 is internally connected with the T-shaped sliding pin 6 in a sliding manner, the auxiliary ruler comprises a second drawing ruler 10 and the second folding ruler 9, the cross section of the second drawing ruler 10 is triangular, the upper half part of the vertical surface of the second drawing ruler 10 is fixedly connected with the second folding ruler 9, the right end of the second drawing ruler, be equipped with on the right-hand member face of second setting-out chi 10 and block 4 looks fit for the complex joint groove 13 with the joint, the size of the length and width of second folding chi 9 and thickness all is the same with first folding chi 2, and the right-hand member middle part of second folding chi 9 is equipped with the long spacing groove 8 of 1CM, and the width of spacing groove 8 equals with sliding tray 3's width, and the intermediate position apart from 9 right-hand member tip 4CM departments of second folding chi has consolidated rather than vertically dead lever 11, fixedly connected with extension spring 12 between dead lever 11 and the T round pin, all be equipped with scale mark 7 on the inclined plane of first setting-out chi 1 and second setting-out chi 10. When the auxiliary ruler is used, the auxiliary ruler and the main ruler are kept perpendicular to each other and can be used as a T-shaped ruler, so that vertical lines and parallel lines can be drawn conveniently, when the T-shaped ruler is combined into a T-shaped ruler, the limiting groove 8 can be propped up against the sliding pin 6, the upper end of the second folding ruler 9 can be propped against the upper half part of the vertical surface of the first drawing ruler 1, the upper end of the second drawing ruler 10 can be propped against the side wall of the first folding ruler 2, the tension spring 12 between the sliding pin 6 and the fixed rod 11 can generate tension force, the auxiliary ruler is enabled to be in closer contact with the main ruler, the auxiliary ruler can be smoothly translated left and right along the sliding pin 6 so as to draw the vertical lines conveniently, or the auxiliary ruler can be translated along the second drawing ruler 10 to draw the parallel lines, when a longer straight line is drawn, the sliding pin 6 can be moved to the rightmost end of the sliding groove 3, then the auxiliary ruler is pulled down and rotated so that the auxiliary ruler is rotated 90 degrees anticlockwise, the clamping block 4 is inserted into the clamping groove 13, so that the end part of the second, make spacing groove 8 push up on sliding pin 6, extension spring 12 can left-hand pull dead lever 11, make the tip of main scale and vice chi combine inseparabler, main scale and vice chi make up into an extension ruler, then carry out longer line segment drawing can, when needing to deposit, can slide sliding pin 6 to the right-hand member of sliding groove 3, then fold vice chi clockwise rotation, make second folding chi 9 wholly fold on first folding chi 2, spacing groove 8 can push up on sliding pin 6, and extension spring 12 can right-hand pull dead lever 11, make main scale and vice chi fold together, be convenient for deposit and carry, and easy operation is convenient, can make up into T shape chi and extension ruler freely, be convenient for longer straight line, drawing of perpendicular line and parallel line.

When the line drawing device is used, the auxiliary ruler and the main ruler are kept perpendicular to each other and can be used as a T-shaped ruler, the upper end of the second folding ruler 9 can be abutted against the upper half part of the vertical surface of the first line drawing ruler 1, the upper end of the second line drawing ruler 10 can be abutted against the side wall of the first folding ruler 2, and the auxiliary ruler can smoothly move left and right along with the sliding pin 6, so that a vertical line and a parallel line can be drawn conveniently; the sliding pin 6 can be moved to the rightmost end of the sliding groove 3, the clamping block 4 is inserted into the clamping groove 13, the end part of the second folding ruler 9, which is extended out of the second line drawing ruler 10, is folded at the right end of the first folding ruler 2, the limiting groove 8 is pushed onto the sliding pin 6, the main ruler and the auxiliary ruler are combined into a lengthened ruler, and then a longer line segment is drawn; when needing to deposit, can slide the right-hand member of sliding pin 6 to sliding tray 3, then with vice chi clockwise rotation folding, make second folding chi 9 wholly fold put first folding chi 2 on, spacing groove 8 can push up on sliding pin 6, and extension spring 12 can pull right dead lever 11, makes main chi and vice chi fold together, is convenient for deposit and carry.

Claims

1. The utility model provides a study chi that science course is suitable for, includes main scale, vice chi, sliding pin, dead lever, its characterized in that: the main ruler consists of a first drawing ruler and a first folding ruler, the cross section of the first drawing ruler is triangular, the lower half part of the vertical surface of the first drawing ruler is fixedly connected with the first folding ruler, the right end part of the first drawing ruler is fixedly connected with a U-shaped clamping block, the middle part of the clamping block is provided with a hanging hole, the width of the first folding ruler is 2CM, the middle part of the first folding ruler is provided with a T-shaped sliding groove, the sliding groove extends to a position 1CM away from the end part of the right end part of the first folding ruler, a T-shaped sliding pin is connected in the sliding groove in a sliding manner, the auxiliary ruler consists of a second drawing ruler and a second folding ruler, the cross section of the second drawing ruler is triangular, the upper half part of the vertical surface of the second drawing ruler is fixedly connected with the second folding ruler, the right end of the second drawing ruler is 2CM shorter than the second folding ruler, the right end surface of the second drawing ruler is provided with a clamping groove matched with the clamping block, the length, the width and the thickness of the second folding ruler are the same as those of the, the right-hand member middle part of the folding chi of second is equipped with the long spacing groove of 1CM, and the width in spacing groove equals with the width of sliding tray, and the intermediate position of 4CM departments apart from the folding chi right-hand member tip of second is consolidated there is rather than vertically dead lever, fixedly connected with extension spring between dead lever and the T shape round pin, all be equipped with the scale mark on the inclined plane of first setting-out chi and second setting-out chi.

2. The learning ruler applicable to the science course as claimed in claim 1, wherein: the main ruler and the auxiliary ruler are made of transparent PVC plastic materials and are integrally formed.