CN213211454U

CN213211454U - Portable study presentation device

Info

Publication number: CN213211454U
Application number: CN202022523329.XU
Authority: CN
Inventors: 刘国有; 刘晓黎; 赵立承
Original assignee: Harbin Vocational College of Science and Technology
Current assignee: Harbin Vocational College of Science and Technology
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-05-14
Anticipated expiration: 2030-11-04

Abstract

The utility model provides a portable study presentation device, the on-line screen storage device comprises a base, first spout has been seted up at the top of base, the inside sliding connection of first spout has first slider, the top fixedly connected with telescopic link of first slider, the top fixedly connected with fixed block of telescopic link, the standing groove has been seted up at the top of fixed block, and the inside of standing groove is provided with candle, concavo-convex mirror and formation of image board respectively. The utility model provides a portable study presentation device, through the base, first slider and first spout, reach the effect that drives the telescopic link and remove, through telescopic link and fixed block, reach and place the candle, concavo-convex mirror and formation of image board, through the candle, concavo-convex mirror and formation of image board, reach the effect of demonstration, through first splint, first bolt and second splint, reach the fixed effect to candle, concavo-convex mirror and formation of image board, this presentation device conveniently carries, and when carrying, the situation that article dropped is difficult to appear, conveniently impart knowledge to students.

Description

Portable study presentation device

Technical Field

The utility model relates to a teaching aid of teaching usefulness especially relates to a portable study presentation device.

Background

Courses selected from physics, chemistry, natural science and the like are important subjects in junior middle school, high school and vocational education. The theory structure fully uses mathematics as the work language of the theory structure, takes experiments as the only standard for checking the theoretical correctness, and is the most precise natural science subject at present.

In physics or chemistry teaching, for the convenience of students study, need use presentation device, and current presentation device is inconvenient to carry, when carrying moreover, the condition that article dropped appears very easily.

Therefore, it is necessary to provide a portable learning demonstration apparatus to solve the above technical problems.

Disclosure of Invention

The utility model provides a portable study presentation device has solved inconvenient carrying, when carrying moreover, appears the problem that article dropped very easily.

In order to solve the technical problem, the utility model provides a portable learning demonstration device, which comprises a base, the top of the base is provided with a first sliding chute, the inside of the first sliding chute is connected with a first sliding block in a sliding way, the top of the first sliding block is fixedly connected with a telescopic rod, the top of the telescopic rod is fixedly connected with a fixed block, the top of the fixed block is provided with a placing groove, the candle, the concave-convex mirror and the imaging plate are respectively arranged in the placing groove, the back surface of the inner cavity of the placing groove is fixedly connected with a first clamping plate, the surface of the fixing block is in threaded connection with a first bolt, the back of the first bolt is movably connected with a second clamping plate through a bearing, the other end of the second clamping plate is respectively contacted with the candle, the concave-convex lens and the imaging plate, the surface sliding connection of base has places the case, the front of base articulates through the hinge has the apron.

Preferably, one end of the first sliding block is fixedly connected with a connecting block, the surface of the connecting block is in threaded connection with a second bolt, and the bottom of the second bolt is in contact with the inner wall of the second sliding groove.

Preferably, the two sides of the placing box are fixedly connected with second sliding blocks, a second sliding groove is formed in the surface of the base, and the second sliding blocks can slide in the second sliding groove.

Preferably, the both sides of base all fixedly connected with handle, and the surface of handle is provided with anti-skidding line.

Preferably, one end of the telescopic rod is provided with a knob, and the knob is in threaded connection with the telescopic rod.

Preferably, both sides of the bottom of the base are fixedly connected with supporting blocks, and the bottom of each supporting block is fixedly connected with an anti-slip mat.

Preferably, a first magnetic plate is embedded in the back surface of the cover plate, and a second magnetic plate matched with the first magnetic plate for use is embedded in the front surface of the base.

Compared with the prior art, the utility model provides a pair of portable study presentation device has following beneficial effect:

the utility model provides a portable study presentation device, the on-line screen storage device comprises a base, first slider and first spout, reach the effect that drives the telescopic link and remove, through telescopic link and fixed block, reach and place the candle, concavo-convex mirror and formation of image board, through the candle, concavo-convex mirror and formation of image board, reach the effect of demonstration, through first splint, first bolt and second splint, reach the candle, the fixed effect of concavo-convex mirror and formation of image board, through placing the case, reach and place the candle, the effect of concavo-convex mirror and formation of image board, through the apron, reach the effect of sheltering from to placing the case, this presentation device conveniently carries, and when carrying, the situation that article dropped is difficult to appear, conveniently impart knowledge to students.

The utility model provides a portable study presentation device, through connecting block and second bolt, the convenience is fixed first slider, through second slider and second spout, reaches the supplementary effect of placing the case removal, through the handle, makes things convenient for people to take the base, through the knob, conveniently highly adjusts the telescopic link, through the supporting shoe, reaches the effect that supports the base, through first magnetic sheet and second magnetic sheet, conveniently fixes the apron.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a portable learning demonstration device provided by the present invention;

fig. 2 is a left side view of the structure fixing block of the present invention;

fig. 3 is a top view of the structural base of the present invention.

Reference numbers in the figures: 1. a base; 2. a first chute; 3. a first slider; 4. a telescopic rod; 5. a fixed block; 6. a placement groove; 7. a candle; 8. a concave-convex lens; 9. an imaging plate; 10. a first splint; 11. a first bolt; 12. a second splint; 13. placing a box; 14. a cover plate; 15. connecting blocks; 16. a second bolt; 17. a second slider; 18. a second chute; 19. a handle; 20. a knob; 21. a support block; 22. a first magnetic plate; 23. a second magnetic plate.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a portable learning demonstration apparatus according to the present invention; fig. 2 is a left side view of the structure fixing block of the present invention; fig. 3 is a top view of the structural base of the present invention. The utility model provides a portable study presentation device, the on-line screen storage device comprises a base 1, first spout 2 has been seted up at base 1's top, the inside sliding connection of first spout 2 has first slider 3, the top fixedly connected with telescopic link 4 of first slider 3, the top fixedly connected with fixed block 5 of telescopic link 4, standing groove 6 has been seted up at the top of fixed block 5, and the inside of standing groove 6 is provided with candle 7 respectively, meniscus 8 and formation of image board 9, the first splint 10 of back fixedly connected with in 6 inner chambers of standing groove, the surface threaded connection of fixed block 5 has first bolt 11, and there is second splint 12 at the back of first bolt 11 through bearing swing joint, and the other end of second splint 12 respectively with candle 7, meniscus 8 and formation of image board 9 contact, base 1's surface sliding connection has place case 13, base 1's front has apron 14 through hinge joint.

Through base 1, first slider 3 and first spout 2, reach the effect that drives the 4 removals of telescopic link, through telescopic link 4 and fixed block 5, reach and place candle 7, concavo-convex mirror 8 and formation of image board 9, through candle 7, concavo-convex mirror 8 and formation of image board 9, reach the effect of demonstration, through first splint 10, first bolt 11 and second splint 12, reach candle 7, concavo-convex mirror 8 and the fixed effect of formation of image board 9, through placing case 13, reach and place candle 7, the effect of concavo-convex mirror 8 and formation of image board 9, through apron 14, reach the effect of sheltering from to placing case 13, this presentation device conveniently carries, and when carrying, the condition that article dropped is difficult to appear, conveniently impart knowledge to students.

Further, one end fixedly connected with connecting block 15 of first slider 3, the surperficial threaded connection of connecting block 15 has second bolt 16, and the bottom of second bolt 16 and the inner wall contact of second spout 18, through connecting block 15 and second bolt 16, conveniently fixes first slider 3.

Further, place the equal fixedly connected with second slider 17 in both sides of case 13, second spout 18 has been seted up on base 1's surface, and second slider 17 can slide in second spout 18, through second slider 17 and second spout 18, reaches the supplementary effect of placing case 13 and removing.

Further, the both sides of base 1 are all fixedly connected with handle 19, and the surface of handle 19 is provided with anti-skidding line, through handle 19, makes things convenient for people to take base 1.

Further, one end of the telescopic rod 4 is provided with a knob 20, the knob 20 is in threaded connection with the telescopic rod 4, and the height of the telescopic rod 4 can be conveniently adjusted through the knob 20.

Further, the both sides of base 1 bottom are all fixedly connected with supporting shoe 21, and the bottom fixedly connected with slipmat of supporting shoe 21, through supporting shoe 21, reach the effect of supporting base 1.

Further, the back of the cover plate 14 is inlaid with a first magnetic plate 22, the front of the base 1 is inlaid with a second magnetic plate 23 used in cooperation with the first magnetic plate 22, and the cover plate 14 is conveniently fixed through the first magnetic plate 22 and the second magnetic plate 23.

The utility model provides a pair of portable study presentation device's theory of operation as follows:

take out and place case 13, with candle 7, take out in case 13 is followed to concavo-convex mirror 8 and formation of image board 9, and from a left side to the right side in proper order with candle 7, concavo-convex mirror 8 and formation of image board 9 are placed in standing groove 6, rotate first bolt 11, first bolt 11 drives first splint 10 and removes, cooperation through first splint 10 and second splint 12 can be to candle 7, concavo-convex mirror 8 and formation of image board 9 are fixed, and through first slider 3 to candle 7, concavo-convex mirror 8 and formation of image board 9 are adjusted, conveniently demonstrate, otherwise can be to candle 7, concavo-convex mirror 8 and formation of image board 9 are placed, and the convenience is carried the teaching device, the difficult situation that article dropped that appears.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. A portable learning presentation device, comprising a base (1), characterized in that: the candle imaging device is characterized in that a first sliding groove (2) is formed in the top of the base (1), a first sliding block (3) is connected to the inside of the first sliding groove (2) in a sliding manner, a telescopic rod (4) is fixedly connected to the top of the first sliding block (3), a fixed block (5) is fixedly connected to the top of the telescopic rod (4), a placing groove (6) is formed in the top of the fixed block (5), a candle (7), a concave-convex mirror (8) and an imaging plate (9) are respectively arranged in the placing groove (6), a first clamping plate (10) is fixedly connected to the back of an inner cavity of the placing groove (6), a first bolt (11) is in threaded connection with the surface of the fixed block (5), a second clamping plate (12) is movably connected to the back of the first bolt (11) through a bearing, and the other end of the second clamping plate (12) is respectively in contact with the candle (7, the surface sliding connection of base (1) has places case (13), the front of base (1) articulates through the hinge has apron (14).

2. A portable learning presentation device as claimed in claim 1, wherein: one end fixedly connected with connecting block (15) of first slider (3), the surperficial threaded connection of connecting block (15) has second bolt (16), and the bottom of second bolt (16) and the inner wall contact of second spout (18).

3. A portable learning presentation device as claimed in claim 1, wherein: the equal fixedly connected with second slider (17) in both sides of placing case (13), second spout (18) have been seted up on the surface of base (1), and second slider (17) can slide in second spout (18).

4. A portable learning presentation device as claimed in claim 1, wherein: the anti-skidding base is characterized in that handles (19) are fixedly connected to the two sides of the base (1), and anti-skidding lines are arranged on the surfaces of the handles (19).

5. A portable learning presentation device as claimed in claim 1, wherein: one end of the telescopic rod (4) is provided with a knob (20), and the knob (20) is in threaded connection with the telescopic rod (4).

6. A portable learning presentation device as claimed in claim 1, wherein: the anti-skid device is characterized in that supporting blocks (21) are fixedly connected to two sides of the bottom of the base (1), and anti-skid pads are fixedly connected to the bottoms of the supporting blocks (21).

7. A portable learning presentation device as claimed in claim 1, wherein: the back of apron (14) is inlayed and is had first magnetic sheet (22), the front of base (1) is inlayed and is had second magnetic sheet (23) with first magnetic sheet (22) cooperation use.