CN210955620U - A multifunctional mathematics teaching device - Google Patents

Abstract

The utility model discloses a multifunctional mathematics teaching device, comprising a portable box body, a storage device and an elastic connection device. A set of carrying handles is fixedly installed on the upper surface of the portable box body, and a set of handles is movably installed inside the portable box body. A set of drawers, the interior of the drawer is provided with a set of storage devices, the storage device has a cuboid structure, the top of the storage device is provided with a storage slot with a cuboid structure, and a set of storage slots is welded into the storage slot for dividing it into Two sets of partitions for storage spaces, the partitions have a rectangular structure, and the four corners of the lower surface of the storage device are connected to the bottom surface of the drawer through a set of elastic connecting devices, the elastic connecting devices include sliding columns, guide columns and A fixed column, the upper surface of the sliding column is welded with the lower surface of the storage device. The multifunctional mathematics teaching device has the advantages of long service life, good shockproof performance and the like, and can be widely used.

Description

A multifunctional mathematics teaching device

technical field

The utility model belongs to the technical field of mathematics teaching devices, in particular to a multifunctional mathematics teaching device.

Background technique

Mathematics is a discipline that studies concepts such as quantity, structure, change, space, and information. From a certain perspective, it is a kind of formal science. Mathematicians and philosophers have a range of views on the exact scope and definition of mathematics.

In the development of human history and social life, mathematics also plays an irreplaceable role, and it is also an indispensable basic tool for learning and researching modern science and technology.

Mathematics is a relatively important subject that requires a lot of teaching tools. Teachers often need to prepare rulers, books and various teaching aids before class. Teachers are often in a hurry but often forget some items, which brings inconvenience to teaching and reduces the quality of teaching. In view of the above problems, the utility model proposes a multifunctional mathematics teaching device.

Utility model content

The purpose of the present invention is to provide a multifunctional mathematics teaching device to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a multifunctional mathematics teaching device, comprising a portable case, a storage device and an elastic connection device, a set of handles are fixedly installed on the upper surface of the portable case, and the A set of drawers are movably installed inside the portable box, and a set of storage devices are arranged inside the drawers. The storage devices have a rectangular parallelepiped structure. The top of the storage device is provided with a storage slot with a rectangular parallelepiped structure. The storage slots are welded There is a set of partitions for dividing it into two groups of storage spaces. The partitions are in the form of a cuboid. The four corners of the lower surface of the storage device are connected to the bottom surface of the drawer through a set of elastic connection devices. The elastic connection The device includes a sliding column, a guiding column and a fixing column, the upper surface of the sliding column is welded with the lower surface of the storage device, the lower surface of the fixing column is welded with the bottom surface inside the drawer, and the bottom end of the fixing column is provided with a column The sliding groove of the structure, the bottom end of the sliding column extends into the sliding groove through the upper surface of the fixed column, the end of the sliding column located in the sliding groove is fixedly connected with the guiding column, and the lower surface of the guiding column is connected to the drawer A spring is provided between the bottom surfaces of the interior.

Preferably, the sliding column, the guiding column and the fixing column are all cylindrical structures, and the sliding column and the guiding column are integrally formed.

Preferably, a set of handles and L-shaped cardboards are welded to the side of the drawer away from the portable case, and the L-shaped cardboard and the side of the drawer away from the portable case form a U-shaped card slot.

Preferably, a set of rotating shafts are rotatably installed on the right-angle part of the upper surface of the drawer and the right-angle part of the side of the portable case close to the drawer, and a set of limit plates are fixedly installed on the circumferential surfaces of the two sets of rotating shafts.

Preferably, the rotating shaft and the limiting plate are integrally formed, and both the rotating shaft and the limiting plate are made of an aluminum alloy material.

The technical effects and advantages of the present utility model: the multifunctional mathematics teaching device is additionally provided with an elastic connection device, a spring is arranged between the lower surface of the guide column and the bottom surface inside the drawer, and the guide column is movably arranged in the sliding groove, so that the sliding The column and the guide column have a buffering effect, so that the storage device can move up and down in the drawer, so that the storage device has shockproof performance, reduces the impact force on the items in the storage device, and effectively protects the items in the storage device; the right angle on the upper surface of the drawer A rotatable rotating shaft is added to the part, and the circumferential surface of the rotating shaft is fixedly installed with a limit plate to prevent the storage device from popping out of the drawer. The outside of the drawer is convenient for teachers to take teaching tools and is easy to use.

Description of drawings

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

Fig. 2 is the sectional view of the drawer of the utility model;

FIG. 3 is an enlarged view of part A in FIG. 2 of the utility model.

In the picture: 1 Portable case, 2 Handles, 3 Drawers, 4 L-shaped cardboards, 5 Storage devices, 6 Storage slots, 7 Partitions, 8 Revolving shafts, 9 Limit plates, 10 Elastic connection devices, 11 Sliding columns, 12 Guide column, 13 fixed column, 14 sliding groove, 15 spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "top", "bottom", etc. are based on those shown in the accompanying drawings. The orientation or positional relationship is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a reference to the present utility model. limits.

The utility model provides a multifunctional mathematics teaching device as shown in Figs. 1-3, comprising a portable case 1, a storage device 5 and an elastic connection device 10, and a set of lifts is fixedly installed on the upper surface of the portable case 1 Hand 2, a group of drawers 3 are movably installed inside the portable case 1, and a group of storage devices 5 are arranged inside the drawers 3. The storage device 5 has a cuboid structure, and the top of the storage device 5 is provided with a cuboid The storage tank 6 of the structure is welded with a set of partitions 7 for dividing it into two groups of storage spaces. A set of elastic connecting devices 10 are connected to the bottom surface inside the drawer 3 , and the elastic connecting devices 10 include a sliding column 11 , a guiding column 12 and a fixing column 13 , and the upper surface of the sliding column 11 is welded with the lower surface of the storage device 5 , The lower surface of the fixing column 13 is welded with the bottom surface inside the drawer 3 , the bottom end of the fixing column 13 is provided with a cylindrical sliding groove 14 , and the bottom end of the sliding column 11 extends through the upper surface of the fixing column 13 Into the sliding slot 14 , one end of the sliding column 11 located in the sliding slot 14 is fixedly connected to the guiding column 12 , and a spring 15 is provided between the lower surface of the guiding column 12 and the bottom surface of the drawer 3 .

Specifically, the sliding column 11 , the guiding column 12 and the fixing column 13 are all cylindrical structures, the sliding column 11 and the guiding column 12 are integrally formed, and the sliding column 11 , the guiding column 12 and the fixing column 13 are all aluminum alloys material.

Specifically, a set of handles 2 and L-shaped cardboards 4 are welded to the side of the drawer 3 away from the portable case 1 , and the L-shaped cardboard 4 and the side of the drawer 3 away from the portable case 1 form a U-shaped card. slot, the handle 2 and the L-shaped card board 4 are made of stainless steel.

Specifically, a set of rotating shafts 8 are rotatably installed on the right-angle part of the upper surface of the drawer 3 and the right-angle part of the side surface of the portable case 1 close to the drawer 3 , and a set of limit plates are fixedly installed on the circumferential surfaces of the two sets of the rotating shafts 8 9. The limiting plate 9 fixedly connected to the rotating shaft 8 on the portable case body 1 is used for clamping with the L-shaped card board 4 , thereby preventing the drawer 3 from sliding out of the interior of the portable case body 1 .

Specifically, the rotating shaft 8 and the limiting plate 9 are integrally formed, and both the rotating shaft 8 and the limiting plate 9 are made of an aluminum alloy material.

Specifically, when the multifunctional math teaching device is in use, the rotating shaft 8 located on the upper surface of the drawer 3 is rotated, so that the limit plate 9 is separated from the upper surface of the storage device 5, thereby releasing the restriction of the limit plate 9 on the storage device 5, and The storage device 5 is ejected to the outside of the drawer 3 due to the elastic force of the spring 15, which is convenient for the teacher to take the teaching tool. After the teaching work, the teacher puts the teaching tool into the storage slot 6, presses the storage device 5 down, and rotates the storage device 5 located in the drawer. 2. The rotating shaft 8 on the upper surface makes the limit plate 9 abut against the upper surface of the storage device 5, thereby preventing the storage device 5 from popping out of the drawer 3, and then slide the drawer 3 into the portable case 1, and rotate the rotating shaft located on the portable case. 8. The limiting plate 9 connected with the portable case 1 is inserted into the slot formed by the L-shaped card plate 4 and the drawer 3 to form a U-shaped structure to prevent the drawer 3 from sliding out of the portable case 1 .

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of its technical features, any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present invention.

Claims (5)

1. A multifunctional mathematics teaching device, comprising a portable case (1), a storage device (5) and an elastic connection device (10), and a set of handles (2) are fixedly mounted on the upper surface of the portable case (1). ), a set of drawers (3) are movably installed inside the portable case (1), characterized in that: a set of storage devices (5) are arranged inside the drawers (3), and the storage devices (5) are in the form of A cuboid structure, the top of the storage device (5) is provided with a storage tank (6) with a cuboid structure, and a set of partitions (7) for dividing it into two groups of storage spaces is welded in the storage tank (6). , the partition plate (7) has a cuboid structure, and the four corners of the lower surface of the storage device (5) are connected to the bottom surface of the drawer (3) through a set of elastic connecting devices (10). ) comprises a sliding column (11), a guiding column (12) and a fixing column (13), the upper surface of the sliding column (11) is welded with the lower surface of the storage device (5), and the lower surface of the fixing column (13) is welded The surface is welded with the bottom surface inside the drawer (3), the bottom end of the fixed column (13) is provided with a sliding groove (14) with a cylindrical structure, and the bottom end of the sliding column (11) passes through the bottom end of the fixed column (13). The upper surface extends into the sliding groove (14), one end of the sliding column (11) located in the sliding groove (14) is fixedly connected to the guiding column (12), and the lower surface of the guiding column (12) is connected to the drawer (3) ) is provided with a spring (15) between the bottom surfaces. 2 . The multifunctional mathematics teaching device according to claim 1 , wherein the sliding column ( 11 ), the guiding column ( 12 ) and the fixing column ( 13 ) are all cylindrical structures, and the sliding column ( 11) and the guide column (12) are integrally formed. 3. The multifunctional mathematics teaching device according to claim 1, characterized in that: a set of handles (2) and an L-shaped card board ( 4), the L-shaped card board (4) and the side of the drawer (3) away from the portable case (1) form a U-shaped card slot. 4. A multifunctional mathematics teaching device according to claim 1, characterized in that: the right-angle part on the upper surface of the drawer (3) and the right-angle part on the side of the portable case (1) close to the drawer (3) are all at right angles. A set of rotating shafts (8) are rotatably installed, and a set of limit plates (9) are fixedly installed on the circumferential surfaces of the two sets of rotating shafts (8). 5 . The multifunctional mathematics teaching device according to claim 4 , wherein the rotating shaft ( 8 ) and the limit plate ( 9 ) are integrally formed, and the rotating shaft ( 8 ) and the limit plate ( 9 ) are integrally formed. 6 . All are made of aluminum alloy.

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