CN216101241U

CN216101241U - Combined stationery convenient to use

Info

Publication number: CN216101241U
Application number: CN202122917821.XU
Authority: CN
Inventors: 田永恒; 刘国丽; 田冲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-03-22
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a convenient combined stationery, and relates to the technical field of drawing appliances. The connecting device comprises a first member, a second member and a third member, wherein the first member, the second member and the third member are fixedly connected through a connecting piece; the first component comprises a first ruler part, two side surfaces of the first ruler part in the length direction are respectively provided with a first triangular part and a first angle measuring part, and the circle center of the first angle measuring part is arranged at the intersection of the extension line of the lower side length and the right side length of the first ruler part; the second component comprises a second ruler part, a second triangular part and a second angle measuring part are respectively arranged on two side faces in the length direction of the second ruler part, the circle center of the second angle measuring part is arranged at the intersection of the lower side length of the second ruler part and the extension line of the left side length, the third component comprises a third ruler part, and a second angle measuring part is arranged on one side face in the length direction of the third ruler part. The combined stationery provided by the utility model is simple to manufacture and convenient to operate, has various functions and wide functions, and is convenient for teachers and students to carry and keep.

Description

Combined stationery convenient to use

Technical Field

The utility model relates to the technical field of drawing appliances, in particular to a combined stationery convenient to use.

Background

In the process of student learning, various learning tools need to be used, such as a writing case, a ruler, a set square, compasses, a protractor, a card coating device, an eraser, a horizontal ruler and the like, the various tools are numerous, the various tools are not convenient for people to carry, a part of students do not have a good storage habit, the learning tools after being used are randomly placed everywhere, the phenomenon of discarding occurs, when the student uses the student once more, the student needs to spend a certain time to find or purchase, and therefore certain trouble brought to the use of the student is caused, and double waste of time and resources is caused. Secondly, the same is true for construction technicians working at the same line, and under complicated working environments, the phenomenon that tools are discarded and hands are not needed when the tools are used is also caused, one tool in one set is lost, so that the whole set of tools cannot play the function of the tools, only one tool needs to be bought, and great trouble is brought to the work.

Therefore, it is desirable to design a combined stationery product with convenient use to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a combined stationery convenient to use, which solves the problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a combined stationery convenient to use comprises a first member, a second member and a third member, wherein the first member, the second member and the third member are fixedly connected through a connecting piece;

the first component comprises a first ruler part, two side surfaces of the first ruler part in the length direction are respectively provided with a first triangular part and a first angle measuring part, and the circle center of the first angle measuring part is arranged at the intersection of the extension line of the lower side length and the right side length of the first ruler part;

the second component comprises a second ruler part, two side surfaces of the second ruler part in the length direction are respectively provided with a second triangular part and a second angle measuring part, the circle center of the second angle measuring part is arranged at the intersection of the lower side length of the second ruler part and the extension line of the left side length,

the third component comprises a third ruler part, a third angle measuring part is arranged on one side face of the third ruler part in the length direction, and the circle center of the third angle measuring part is arranged at the intersection of the lower side length of the third ruler part and the extension line of the left side length.

Further, first component is the left arm, second component and third component connection are the right arm, first volume bight, second volume bight and the coincidence of third volume bight centre of a circle pass through connecting piece fixed connection, the coincidence of second ruler portion and third ruler portion passes through connecting piece fixed connection.

Further, the left arm and the right arm are connected and combined at a certain angle to form a compass, the angle is larger than 0 degree and smaller than 180 degrees, and a compass tip mounting hole or a pencil tip mounting hole is formed in the tip of the outer sides of the first triangular part and the second triangular part.

Furthermore, the left arm and the right arm are connected and combined for 180 degrees to form a ruler, and size scale marks are marked on the first ruler part and the second ruler part.

Further, the left arm with the right arm is 0 and connects the combination and form the set-square, first triangle portion is the right angle set-square, and two acute angles are 30 and 60 respectively, the second triangle portion is isosceles right angle set-square.

Furthermore, the left arm and the right arm are connected and combined at a certain angle to form a protractor, the angle is 0-360 degrees, and degree scale marks are marked on the third angle measuring part and are blue.

Further, the connecting piece comprises a screw rod and a nut, the screw rod is in threaded connection with the nut, circular holes are formed in the circle centers of the first angle measuring part, the second angle measuring part and the third angle measuring part, and the diameters of the circular holes are matched with the diameter of the screw rod; all set up the round hole on second ruler portion and the corresponding position of third ruler portion, second ruler portion and third ruler portion pass through screw rod and nut fixed connection.

Further, the first member, the second member and the third member are combined to form a level ruler, the first member is horizontally connected with the third member, the second member is vertically connected with the first member and the third member respectively, and the upper side length of the first ruler part is flush with the upper side length of the third ruler part.

Further, set up rectangular hole, elliptical hole, diamond-shaped hole, trapezoidal hole, regular hexagon hole, parallelogram hole and L shape hole in the first ruler portion, set up trapezoidal recess in the second ruler portion, set up in the third ruler portion and scribble the card hole.

Further, the thicknesses of the first angle measuring part, the second angle measuring part, the third angle measuring part and the third straight edge part are a, the thickness of the second straight edge part is 2a, and the thicknesses of the first straight edge part, the first triangular part and the second triangular part are 3 a; the first angle measuring part is located in the middle of the width direction of the first ruler part, the first triangular part is flush with the front and back surfaces of the first ruler part, the reverse surfaces of the second angle measuring part, the second ruler part and the second triangular part are on the same plane, and the third angle measuring part is flush with the front and back surfaces of the third ruler part.

Compared with the prior art, the combined stationery convenient to use provided by the utility model has the following beneficial effects:

the first component, the second component and the third component are combined to form a ruler, compasses, an angle gauge, a set square, a card coating device and a level ruler, which integrates 6 functions into a whole, and has 6 functions simultaneously, thereby being convenient for teachers and students to carry and keep, and being convenient for students to learn mathematics and teachers to give lessons; the multifunctional student desk is simple to manufacture, convenient to operate, multifunctional, wide in function, practical, novel, unlimited in originality, enlightens innovative thinking and promotes comprehensive development of students; the method can help primary school students to draw basic figures quickly and help the primary school students and the senior high school students to improve the space imagination.

Special figures are added on the first ruler part, so that the geometric learning interest of students in lower grades is increased; the second straight rule part is provided with a trapezoidal groove which can be used as a writing case for containing stationery such as pencil lead, needle, thread, rubber, knife and the like, and the third straight rule part is provided with a card coating hole which can be used as a card coating device and a writing case cover.

Drawings

Fig. 1 is an exploded view of the overall structure of the present invention.

FIG. 2 is a schematic structural view of a first member according to the present invention.

FIG. 3 is a schematic structural view of a second member according to the present invention.

FIG. 4 is a schematic structural view of a third member according to the present invention.

FIG. 5 is a schematic view showing the state of the compasses of the present invention.

Fig. 6 is a schematic view of the state of the ruler according to the utility model.

FIG. 7 is a schematic view of the triangular plate of the present invention.

Fig. 8 is a schematic view of the protractor of the present invention in a state.

FIG. 9 is a schematic view of the level of the present invention.

FIG. 10 is a schematic view of the connection of the first corner measuring part, the second corner measuring part and the third corner measuring part.

Fig. 11 is an enlarged view of a portion a in fig. 10.

FIG. 12 is a schematic structural view of a first member in embodiment 2.

FIG. 13 is a structural view of a second member according to embodiment 2.

FIG. 14 is a schematic structural view of a third member in embodiment 2.

FIG. 15 is a schematic structural view of a third member in embodiment 2.

FIG. 16 is a schematic structural view of a first member according to embodiment 2.

Fig. 17 is an enlarged view of fig. 16 at 2B.

The measuring tool comprises a first component 1, a first measuring corner part 11, a first straight rule part 12, a first triangular part 13, a round hole 14, a rectangular hole 15, a first slideway 151, a first slideway 152, a second slideway 153, a first sliding block 154, a second sliding block 2, a second component 21, a second measuring corner part 22, a second straight rule part 23, a second triangular part 3, a third component 31, a third measuring corner part 32, a third straight rule part 33, a counter bore, a 4-connecting piece 41, a screw rod 42, a nut 5, a left arm 6, a right arm 7, a compass tip mounting hole 8, a trapezoidal groove 9 and a card coating hole 9.

Detailed Description

The technical solution of the present invention is further illustrated by the accompanying drawings and examples.

Example 1

With reference to fig. 1 to 11, the present invention provides a combined stationery convenient to use, which comprises a first member 1, a second member 2 and a third member 3, wherein the first member 1, the second member 2 and the third member 3 are fixedly connected by a connecting member 4; as for the materials of the first member 1, the second member 2 and the third member 3, the solid wood hard plastic left in home decoration can be selected, so that the environment is protected, and resources are recycled; in another embodiment, the magnetic blackboard can be used together with a strong magnetic material, and teachers can be directly adsorbed on the blackboard after using the stationery.

The first component 1 comprises a first ruler part 12, a first triangular part 13 and a first angle measuring part 11 are respectively arranged on two side surfaces of the first ruler part 12 in the length direction, and the center of the first angle measuring part 11 is arranged at the intersection of extension lines of the lower side length and the right side length of the first ruler part 12;

the second member 2 comprises a second ruler part 22, a second triangular part 23 and a second angle measuring part 21 are respectively arranged on two side surfaces of the second ruler part 22 in the length direction, the center of the second angle measuring part 21 is arranged at the intersection of extension lines of the lower side length and the left side length of the second ruler part 22,

the third member 3 comprises a third straight rule part 32, a third angle measuring part 31 is arranged on one side surface of the third straight rule part 32 in the length direction, and the center of the third angle measuring part 31 is arranged at the intersection of extension lines of the lower side length and the left side length of the third straight rule part 32.

Preferably, the connecting piece 4 comprises a screw rod 41 and a nut 42, the screw rod 41 is in threaded connection with the nut 42, circular holes 14 are arranged at the circle centers of the first measuring corner 11, the second measuring corner 21 and the third measuring corner 31, and the diameters of the circular holes are matched with the diameter of the screw rod 41; round holes 14 are arranged at corresponding positions of the second straight rule part 22 and the third straight rule part 32, and the second straight rule part 22 and the third straight rule part 32 are fixedly connected through a screw rod 41 and a nut 42.

Preferably, the first member 1 is a left arm 5, the second member 2 and the third member 3 are connected to form a right arm 6, the first, second and third leveling

portions

11, 21 and 31 are overlapped at the center and fixedly connected by a connector 4, and the second and third

straight portions

22 and 32 are overlapped and fixedly connected by a connector 4.

With reference to fig. 5, a compass is provided, preferably, the left arm 5 and the right arm 6 are connected and combined at a certain angle to form a compass, the angle is greater than 0 degree and less than 180 degrees, the point of the outer sides of the first triangular part 13 and the second triangular part 23 is provided with a compass point mounting hole 7 or a pencil point mounting hole for mounting a pencil or a painting brush and the like. The opening angle of the compasses can be adjusted by adjusting the tightness of the screw rod 41.

With reference to fig. 6, a ruler and a ruler extension ruler are provided, preferably, the left arm 5 and the right arm 6 are connected and combined at 180 degrees to form a ruler, and the first ruler portion 12 and the second ruler portion 22 are marked with size scale marks. When the measuring range is small, the left arm 5 and the right arm 6 are folded to form a folding ruler, so that the measuring range is convenient to store, and when the measuring length is less than 15 cm, the measuring range can be read from the left arm 5, and the measuring range is measured in such a way; when a large measuring range is measured, the left arm 5 and the right arm 6 are unfolded to form a ruler extension ruler for measurement.

Combine fig. 7, provide a set square, it is preferred, left arm 5 with right arm 6 is 0 and connects the combination and form the set square, first triangle portion 13 is the right angle set square, and two acute angles are 30 and 60 respectively, second triangle portion 23 is isosceles right angle set square.

With reference to fig. 8, a protractor is provided, preferably, the left arm 5 and the right arm 6 are connected and combined at an angle of 0 ° to 360 ° to form the protractor, and the third angle measuring part 31 is marked with degree scale lines, and the degree scale lines are blue. The angle can be directly drawn, the angle drawing device is convenient and quick, and the measuring range and the precision are increased by using the 360-degree protractor.

Referring to fig. 9, a level is provided, preferably, the first member 1, the second member 2 and the third member 3 are combined to form the level, the first member 1 and the third member 3 are horizontally connected, the second member 2 is respectively and vertically connected with the first member 1 and the third member 3, and the upper side length of the first straight portion 12 is flush with the upper side length of the third straight portion 32. As shown in FIG. 9, the third member 3 is rotated to be on the same horizontal line with the first member 1, the needle of the compass is taken out and inserted back into the compass point mounting hole 7, and a weight is tied at one end to form a plumb line. When the plumb line is overlapped with the straight line of the second straight part 22 of the second member 2 and points to the center of the second angle measuring part 21 when the first straight part 12 of the first member 1 is closely attached to the contact surface, the first member 1 and the third member 3 must be described as being level. In another embodiment, a strong magnetic level is mounted on the first linear portion 12, which is illustrated as horizontal when the bubble in the strong magnetic level is in an intermediate position. Under the combined action of the plumb line and the strong magnetic level ruler, the whole device can measure more precisely, and the measurement accuracy and precision are greatly improved.

Preferably, the first ruler part 12 is provided with rectangular holes, elliptical holes, rhombic holes, trapezoidal holes, regular hexagonal holes, parallelogram holes and L-shaped holes, and special patterns are added, so that the interest of students in geometry learning in the lower grades is increased; the second straight rule part 22 is provided with a trapezoidal groove 8, the trapezoidal groove 8 is an isosceles trapezoid with the depth of 0.3cm, the isosceles trapezoid is used as a writing case for containing pencil leads, needles, lines and rubber knives, the box cover is a third straight rule part 32 of the third component 3, and the third straight rule part 32 is provided with card coating holes 9 which can be used as a card coating device. Further optimization, a plurality of pinholes are arranged on the bottom surface of the trapezoidal groove 8, and coordinate axes can be formed by using a plurality of pinholes for point tracing.

Preferably, the first corner portion 11, the second corner portion 21, the third corner portion 31 and the third straight portion 32 have a thickness a, the second straight portion 22 has a thickness 2a, and the first straight portion 12, the first triangular portion 13 and the second triangular portion 23 have a thickness 3 a; the first angle measuring part 11 is located in the middle of the first ruler part 12 in the width direction, the first triangular part 13 is flush with the front and back surfaces of the first ruler part 12, the reverse surfaces of the second angle measuring part 21, the second ruler part 22 and the second triangular part 23 are all on the same plane, and the third angle measuring part 31 is flush with the front and back surfaces of the third ruler part 32. In this example, a is 0.2 cm.

In the present embodiment, the triangular plate (the first triangular portion 13 and the second triangular portion 23) has a special triangular characteristic. The first triangular part 13 is a right-angle triangular plate, two acute angles are 30 degrees and 60 degrees respectively, and the second triangular part 23 is an isosceles right-angle triangular plate.

The first triangular part 13 is provided with a hollow groove which is a special right-angled triangle with two acute angles of 30 degrees and 60 degrees, and the second triangular part 23 is provided with a hollow groove which is an isosceles right-angled triangle. In order to embody the property of the isosceles right triangle, the arrangement scale of the isosceles right triangle is reflected. Two acute angles are equal and are both 45 degrees, two right-angle edges are both 1cm, and the angle can be obtained according to the pythagorean theorem

Length of (d). In order to show the property of a right triangle with an acute angle of 30 degrees, the right-angle side with an acute angle of 30 degrees is equal to half of the hypotenuse and can be obtained according to the Pythagorean theorem

Length of (d).

The triangle takes special values by adopting a mode of marking scales clearly in the interior. The side of the isosceles right triangle is 3cm long, and the two sides of the 30-degree right triangle are 2cm and 4 cm. The adoption of the special values leads students to align the root by properly applying the Pythagorean theorem

As will be further appreciated.

The special root is marked and cleared on the two set squares (inside and outside) by using pens with different colors, so that the application of the Pythagorean theorem of students is deepened.

Example 2

In the present embodiment, the first member 1, the second member 2, and the third member 3 are further optimized.

With reference to fig. 12 to 14, the first straight rule portion 12 of the first member 1 and the third straight rule portion 32 of the third member 3 are optimized, and the upper edges (marked with the positions of the size scale lines) of the first straight rule portion 12 and the third straight rule portion 32 are reduced, so that the thickness of the first straight rule portion is smaller than the whole thickness, and the drawn lines are lighter and lighter when the first straight rule portion and the third straight rule portion are used as straight rules; the wall surface is attached more conveniently, and straight lines can be drawn on the wall surface more conveniently.

Optimize the special right triangle hollow groove of first three horns portion 13 middle part and the isosceles right triangle hollow groove of second three horns portion 23 middle part, reduce the wall thickness of hollow groove department, form inside sunken structure, make its thickness be less than whole thickness, adopt this kind of scheme, convenient and fast more when carrying out drawing of triangle-shaped improves drawing efficiency.

With reference to fig. 15, the third fillet 31 of the third member 3 is optimized, and the thickness of the contact surface between the third fillet 31 and the nut 42 is increased, that is, the exposed surface of the third fillet 31 after installation has an increased thickness, and the lower surface is a flat surface, and the thickness gradually increases from the outside to the inside (that is, the outer wall of the circle is toward the center of the circle) when increasing, so that the convex lens is finally formed, specifically, the third fillet 31 is formed as a plano-convex lens. Adopt convex lens's technical scheme, set up third measurement bight 31 into the structure of plano-convex mirror, the number of degrees scale mark is drawn in convex one side for the stripe is more clear, and the student of being convenient for observes, and the convex lens structure has the function of enlargeing, and when drawing the angle, the student can observe more tiny scale mark, improves and draws the angle precision, and the 360 degrees protractors that constitute by convex lens not only make the scope of angle of measurement wide, the reading of being convenient for moreover.

Next, a counterbore 33 is provided around the circular hole 14 on the side (exposed side after mounting) where the third fillet 31 protrudes, and the nut 42 can be mounted in the counterbore 33 when the screw 41 and the nut 42 are mounted in a connected manner. A counterbore 33 is also provided around the circular hole 14 on the inner surface of the second fillet portion 21 so that the nut of the screw 41 fits within the counterbore 33. By adopting the technical scheme of arranging the counter bore 33, the screw cap and the nut 42 of the screw rod 41 completely enter the counter bore 33, the installation is more stable, the outermost ends of the second measuring angle part 21 and the third measuring angle part 31 are smoother, and students can be effectively prevented from being injured by the knocking during use. In another embodiment, the nut 42 is provided with a linear protrusion at the diameter, so that the tightness of the whole part can be adjusted conveniently, and the nut is more convenient and labor-saving to disassemble and assemble.

Referring to fig. 16 to 17, the first straight portion 12 of the first member 1 is optimized, and particularly, the hollow portion of the first straight portion 12 is optimized. In this embodiment, the hollow portion of the first straight portion 12 is a rectangular hole 15. The inner walls of the upper side and the lower side of the rectangular hole 15 are respectively provided with a raised slideway, the slideways comprise a first slideway 151 and a second slideway 152, the first slideway 151 is provided with a first sliding block 153 in a sliding manner, the second slideway 152 is provided with a second sliding block 154 in a sliding manner, and the upper side wall and the lower side wall of the first sliding block 153 and the second sliding block 154 are respectively provided with a groove for being matched with the slideways. The first slide block 153 and the second slide block 154 can slide on the first slide way 151 and the second slide way 152 respectively, and the two slide blocks can be overlapped, and the wall thickness of the two slide blocks is just equal to that of the first straight rule part 12 when the two slide blocks are overlapped.

All set up the figure hole on first slider 153 and the second slider 154, make things convenient for the student to draw the figure, when two sliders coincide or part coincide, can directly draw the three-dimensional figure, simple swift, the practicality is extremely strong.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.

Claims

1. The combined stationery convenient to use is characterized by comprising a first member, a second member and a third member, wherein the first member, the second member and the third member are fixedly connected through a connecting piece;

2. The easy-to-use combined stationery of claim 1 wherein said first member is a left arm, said second member and said third member are connected to form a right arm, said first, second and third angulometer centers coincide and are fixedly connected by a connector, said second and third ruler portions coincide and are fixedly connected by a connector.

3. The combined stationery convenient to use of claim 2, wherein the left arm and the right arm are connected and combined at an angle to form compasses, the angle is larger than 0 degrees and smaller than 180 degrees, and compasses tip mounting holes or pencil tip mounting holes are formed in the outer side tips of the first triangular part and the second triangular part.

4. The combined stationery convenient to use of claim 2 wherein said left arm and said right arm are joined and combined at 180 ° to form a ruler, said first ruler portion and said second ruler portion being marked with scale lines.

5. The assembled stationery convenient to use of claim 2 wherein said left arm and said right arm are joined and assembled at 0 ° to form a triangle, said first triangle is a right triangle, two acute angles are 30 ° and 60 °, respectively, and said second triangle is an isosceles right triangle.

6. The combined stationery convenient to use of claim 2 wherein said left arm and said right arm are connected and combined at an angle to form a protractor, the angle being 0 ° to 360 °, said third angle being marked with a degree scale, said degree scale being blue.

7. The combined stationery convenient to use of any one of claims 1 to 6, wherein the connecting member comprises a screw rod and a nut, the screw rod and the nut are in threaded connection, circular holes are arranged at the circle centers of the first angle measuring part, the second angle measuring part and the third angle measuring part, and the diameter of each circular hole is matched with the diameter of the screw rod; all set up the round hole on second ruler portion and the corresponding position of third ruler portion, second ruler portion and third ruler portion pass through screw rod and nut fixed connection.

8. The easy-to-use combination writing utensil of claim 1, wherein the first member, the second member and the third member are combined to form a level, the first member and the third member are horizontally connected, the second member is vertically connected with the first member and the third member respectively, and the upper side of the first straight edge part is flush with the upper side of the third straight edge part.

9. The combined stationery convenient to use of claim 1, wherein the first ruler portion is provided with a rectangular hole, an elliptical hole, a diamond hole, a trapezoidal hole, a regular hexagonal hole, a parallelogram hole and an L-shaped hole, the second ruler portion is provided with a trapezoidal groove, and the third ruler portion is provided with a card coating hole.

10. The conveniently used combination stationery of claim 1 wherein said first, second, third and third measure corners are a thick, said second measure corner is 2a thick, said first, first and second triangle are 3a thick; the first angle measuring part is located in the middle of the width direction of the first ruler part, the first triangular part is flush with the front and back surfaces of the first ruler part, the reverse surfaces of the second angle measuring part, the second ruler part and the second triangular part are on the same plane, and the third angle measuring part is flush with the front and back surfaces of the third ruler part.