CN214889871U

CN214889871U - Projecting apparatus is used in teaching

Info

Publication number: CN214889871U
Application number: CN202120454111.5U
Authority: CN
Inventors: 魏昆昆
Original assignee: Sichuan Guoren Feifei Technology Co ltd
Current assignee: Sichuan Guoren Feifei Technology Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-11-26
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses a projector for teaching, which comprises a base, wherein the upper surface of the base is provided with a rotary column in a rotating way, one end of the rotary column is fixedly provided with a connecting plate, the upper surface of the connecting plate is fixedly provided with a group of first fixing blocks, a placing box is arranged between the first fixing blocks in a rotating way, the lower surface of the placing box is provided with a push plate in a laminating way, the upper surface of the connecting plate is fixedly provided with a fixing plate, a spring is fixedly arranged between the push plate and the fixing plate, the upper surface of the connecting plate is fixedly provided with a second fixing block, the push plate is in sliding connection with the second fixing block, the upper surface of the connecting plate is fixedly provided with a group of vertical plates, the inner surfaces of the vertical plates are rotatably provided with a second rotating shaft, the outer surfaces of the rotating shafts are fixedly provided with second fixing columns, the second fixing columns are provided with loop bars, one end of the placing box can lean on the push plate, and when the projector is moved to a proper position, the inserting column can be inserted into the slots and the circular grooves of the vertical plate, and the spring is compressed to fix the placing box.

Description

Projecting apparatus is used in teaching

Technical Field

The utility model relates to a teaching technical field specifically is a projecting apparatus is used in teaching.

Background

Teaching is a human-specific talent training activity consisting of teacher's teaching and student's learning. Through the activities, teachers purposefully, planningly and organically guide students to learn and master cultural scientific knowledge and skills, and promote the improvement of the quality of students, so that the students become people required by the society, with the progress of times and science and technology, multimedia tools are more and more popularized in use and teaching, the existing projector does not have the adjusting function, most of the existing projectors are installed at the top of a classroom or directly placed on a desktop, and inconvenience exists in use, and therefore the projector for teaching is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projecting apparatus is used in teaching to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a projector for teaching comprises a base, wherein a rotary column is arranged on the upper surface of the base in a rotating mode, a connecting plate is fixedly arranged at one end of the rotary column, a first group of fixing blocks are fixedly arranged on the upper surface of the connecting plate, a placing box is arranged between the first fixing blocks in a rotating mode, a push plate is attached to the lower surface of the placing box, a fixing plate is fixedly arranged on the upper surface of the connecting plate, a spring is fixedly arranged between the push plate and the fixing plate, a second fixing block is fixedly arranged on the upper surface of the connecting plate, the push plate is slidably connected with the second fixing block, a group of vertical plates are fixedly arranged on the upper surface of the connecting plate, a second rotating shaft is rotatably arranged on the inner surfaces of the vertical plates, a disc is fixedly arranged on the outer surface of the rotating shaft, a second fixing column is fixedly arranged on the outer surface of the disc, a sleeve rod is fixedly arranged on the outer surface of the push plate, a first fixing column is fixedly arranged on the outer surface of the slide block, the loop bar is rotationally connected with one end of the fixed column, a rocker is fixedly arranged at one end of the second rotating shaft, an inserting column penetrates through the inner side face of the rocker, and the inserting column can be inserted in the vertical plate.

Preferably, a first rotating shaft is rotatably arranged on the inner side face of the first fixing block, and the placing box is fixedly connected with the first rotating shaft.

Preferably, the upper surface of the placing box is provided with a box cover in an overturning manner, and the outer surface of the placing box is provided with a baffle in an overturning manner.

Preferably, the vertical plate inner side surface is provided with a slot, and the inserting column can be inserted into the slot.

Preferably, a rectangular groove is formed in the inner side face of the second fixing block, and the sliding block penetrates through the rectangular groove.

Preferably, the inner side surface of the base is provided with a circular groove, and the rotary column can be clamped in the circular groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. at first open case lid and baffle, put into the projecting apparatus and place the incasement, when needs rotate and place the case, rotate the rotary column can:

2. when the projector needs to be lifted up, the inserting column is taken out, the rocker is rotated to drive the disc to rotate, and then the sleeve rod is driven to do circular motion, and the push plate is driven to move up and down in the rectangular groove;

3. rotate afterwards and place the case and incline from top to bottom, place case one end and can lean on the push pedal, when removing suitable position, can insert the post and insert the circular slot of slot and riser in, compression spring fixes and well places the case.

Drawings

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

FIG. 2 is a rear view of the structure of the present invention;

FIG. 3 is a schematic view of the structure of the rocker of the present invention;

in the figure: 1. a base; 12. turning the column; 13. a connecting plate; 131. a first fixed block; 132. a first rotating shaft; 133. placing a box; 134. a box cover; 135. a baffle plate; 14. a fixing plate; 141. a spring; 142. pushing the plate; 143. a second fixed block; 144. a rectangular groove; 145. a slider; 146. fixing a first column; 2. a vertical plate; 21. a second rotating shaft; 22. a disc; 23. fixing a second column; 24. a loop bar; 25. a rocker; 26. inserting a column; 27. a slot;

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. 1-3, the present invention provides a technical solution: a projector for teaching comprises a base 1, wherein a rotary column 12 is arranged on the upper surface of the base 1 in a rotating mode, a connecting plate 13 is fixedly arranged at one end of the rotary column 12, when a box 133 needs to be placed in a rotating mode, the rotary column 12 is rotated, a group of first fixing blocks 131 are fixedly arranged on the upper surface of the connecting plate 13, the placing box 133 is arranged between the first fixing blocks 131 in a rotating mode, a push plate 142 is arranged on the lower surface of the placing box 133 in a laminating mode, the placing box 133 is inclined up and down in a rotating mode, one end of the placing box 133 can lean on the push plate 142, a fixing plate 14 is fixedly arranged on the upper surface of the connecting plate 13, a spring 141 is fixedly arranged between the push plate 142 and the fixing plate 14, a second fixing block 143 is fixedly arranged on the upper surface of the connecting plate 13, the push plate 142 is slidably connected with the second fixing block 143, the push plate 142 can move up and down in a rectangular groove 144, a group of vertical plates 2 is fixedly arranged on the upper surface of the connecting plate 13, and a rotating shaft two 21 is arranged on the inner surface of the vertical plates 2, the outer surface of the second rotating shaft 21 is fixedly provided with a disc 22, the outer surface of the disc 22 is fixedly provided with a second fixing column 23, the second fixing column 23 is sleeved with a loop bar 24, the disc 22 rotates to drive the loop bar 24 to do circular motion, the outer surface of the push plate 142 is fixedly provided with a sliding block 145, the outer surface of the sliding block 145 is fixedly provided with a first fixing column 146, the loop bar 24 is rotatably connected with the first fixing column 146, one end of the second rotating shaft 21 is fixedly provided with a rocker 25, the rocker 25 rotates to drive the disc 22 to rotate, the inner side surface of the rocker 25 is provided with an inserting column 26 in a penetrating mode, the inserting column 26 can be inserted into the vertical plate 2, the inserting column 26 is inserted into a circular groove of the inserting groove 27 and the vertical plate 2, the compression spring 141 is fixed to fix the placing box 133.

As an embodiment of the present invention, the first fixing block 131 is provided with a first rotating shaft 132 on the inner side surface, and the placing box 133 is fixedly connected to the first rotating shaft 132, so that the placing box 133 is convenient to rotate.

As an embodiment of the utility model, it is equipped with case lid 134 to place case 133 upper surface upset, it is equipped with baffle 135 to place case 133 surface upset, conveniently puts into the projecting apparatus and places the case 133 in, and baffle 135 can prevent to place the projecting apparatus that drops when case 133 rotates.

As an embodiment of the utility model, slot 27 has been seted up to 2 medial surfaces of riser, insert post 26 and can insert and establish into slot 27 in, convenient fixed post 26 that inserts.

As an embodiment of the present invention, the inner side surface of the second fixing block 143 has a rectangular groove 144, and the slider 145 penetrates through the rectangular groove 144, so that the slider 145 can move up and down.

As an implementation mode of the utility model, the circular groove has been seted up to base 1 medial surface, the rotary column 12 can block and establish in the circular groove.

The working principle is as follows: this scheme is when using, at first open case lid 134 and baffle 135, put into the projecting apparatus and place the case 133 in, when needs rotate and place case 133, rotate rotary column 12 can, when the projecting apparatus is raised to needs, take out post 26, rotate rocker 25, drive disc 22 and rotate, drive loop bar 24 thereupon and be circular motion, it reciprocates to drive push pedal 142 in rectangular channel 144, rotate afterwards and place case 133 tilt from top to bottom, it can lean on push pedal 142 to place case 133 one end, when moving suitable position, can insert the post 26 and insert the circular slot of slot 27 and riser 2, compression spring 141, it places case 133 to fix.

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 projecting apparatus is used in teaching, includes base (1), its characterized in that, base (1) upper surface rotates and is equipped with rotary column (12), rotary column (12) one end is fixed and is equipped with connecting plate (13), surface mounting is equipped with a set of fixed block (131) on connecting plate (13), it is equipped with places case (133) to rotate between fixed block (131), it is equipped with push pedal (142) to place the laminating of case (133) lower surface, surface mounting is equipped with fixed plate (14) on connecting plate (13), the fixed spring (141) that is equipped with between push pedal (142) and fixed plate (14), surface mounting is equipped with fixed block two (143) on connecting plate (13), push pedal (142) and fixed block two (143) sliding connection, surface mounting is equipped with a set of riser (2) on connecting plate (13), riser (2) internal surface rotation is equipped with pivot two (21), the outer fixed surface of the second rotating shaft (21) is provided with a disc (22), the outer fixed surface of the disc (22) is provided with a second fixing column (23), the second fixing column (23) is sleeved with a loop bar (24), the outer fixed surface of the push plate (142) is provided with a sliding block (145), the outer fixed surface of the sliding block (145) is provided with a first fixing column (146), the loop bar (24) is rotatably connected with the first fixing column (146), one end of the second rotating shaft (21) is fixedly provided with a rocker (25), the inner side surface of the rocker (25) is provided with an inserting column (26) in a penetrating mode, and the inserting column (26) can be inserted into the vertical plate (2).

2. A projector as claimed in claim 1, wherein: the inner side face of the first fixing block (131) is rotatably provided with a first rotating shaft (132), and the placing box (133) is fixedly connected with the first rotating shaft (132).

3. A projector as claimed in claim 1, wherein: the upper surface of the placing box (133) is provided with a box cover (134) in an overturning manner, and the outer surface of the placing box (133) is provided with a baffle (135) in an overturning manner.

4. A projector as claimed in claim 1, wherein: a slot (27) is formed in the inner side face of the vertical plate (2), and the inserting column (26) can be inserted into the slot (27).

5. A projector as claimed in claim 1, wherein: a rectangular groove (144) is formed in the inner side face of the second fixing block (143), and the sliding block (145) penetrates through the rectangular groove (144).

6. A projector as claimed in claim 1, wherein: the inner side surface of the base (1) is provided with a circular groove, and the rotary column (12) can be clamped in the circular groove.