CN213691062U

CN213691062U - High school politics lecture demonstration equipment

Info

Publication number: CN213691062U
Application number: CN202022749661.8U
Authority: CN
Inventors: 王英杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-13
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a political lecture demonstration equipment of high school relates to demonstration equipment technical field. The utility model discloses a dull and stereotyped and place the structure, dull and stereotyped fixed surface is connected with the connecting plate, the inside of connecting plate is inserted and is equipped with the pivot, the fixed surface of pivot is connected with the stock, the surface cover of stock has the sill bar, the one end fixedly connected with base of stock is kept away from to the sill bar, the base is placed subaerial, dull and stereotyped surface is equipped with places the structure, it includes the cylinder to place the structure, the cylinder is inserted and is established in dull and stereotyped inside, and cylindrical surface and dull and stereotyped sliding connection, cylindrical fixed surface is connected with the glass board, the glass board is close to dull and stereotyped one end fixedly connected with. The utility model provides a traditional demonstration equipment be difficult to paste the photo like the blackboard, like the projecting apparatus again, though can show the picture, nevertheless be difficult to write the content of wanting temporarily, influenced the problem of teaching efficiency on class greatly.

Description

High school politics lecture demonstration equipment

Technical Field

The utility model relates to a demonstration equipment technical field, concretely relates to political lecture demonstration equipment of high school.

Background

The demonstration device is usually a tool used by lecturers in class to assist in spreading knowledge, and the demonstration devices are of various types, including traditional blackboards and projectors which are advanced at present, but all devices are convenient for teachers and students.

Political lectures are a more important course in high school, the teacher often utilizes the blackboard to carry out the lecture when demonstrating for the student, but the content of political class is more, especially can appear the place of a lot of important personalities, if show the better help student memory of picture meeting for the student this moment, but traditional demonstration equipment is difficult to paste the photo like the blackboard, like the projecting apparatus again, though can show the picture, nevertheless be difficult to write the content that wants temporarily, the efficiency of teaching in class has been influenced greatly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for solving traditional demonstration equipment and being difficult to paste the photo like the blackboard, like the projecting apparatus again, though can show the picture, nevertheless be difficult to write the content of wanting temporarily, influenced the problem of teaching efficiency on class greatly, the utility model provides a high school politics lecture demonstration equipment.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a high school political lecture demonstration device comprises a flat plate and a placing structure, wherein the surface of the flat plate is fixedly connected with a connecting plate, a rotating shaft is inserted in the connecting plate, the surface of the rotating shaft is fixedly connected with a long rod, the surface of the long rod is sleeved with a bottom rod, one end of the bottom rod, which is far away from the long rod, is fixedly connected with a base, the base is placed on the ground, the surface of the flat plate is provided with the placing structure, the placing structure comprises a cylinder, the cylinder is inserted in the flat plate, the surface of the cylinder is connected with the flat plate in a sliding manner, the surface of the cylinder is fixedly connected with a glass plate, one end, which is close to the flat plate, of the glass plate is fixedly connected with a convex block, the inner wall of the glass plate is fixedly connected with a limiting rod, the surface of the limiting rod is sleeved, the inner wall sliding connection of rectangle frame has the inserted block, the inside threaded connection of rectangle frame has the screw rod.

Furthermore, the circular arc surface of the cylinder is provided with a groove, and the size of the groove is matched with that of the insertion block.

Further, the number of the convex blocks is nine, every three of the nine convex blocks are arranged in a line, and the connecting rod is erected at the upper ends of the convex blocks.

Further, the surface of sill bar is equipped with auxiliary structure, auxiliary structure includes the square slab, the surface and the sill bar fixed connection of square slab, the quantity of square slab is two, and two square slabs one end that are close to each other rotate and be connected with the circle strip, the stock is close to the one end fixedly connected with fixed block of square slab, the last fixed surface of fixed block is connected with the rope, the one end fixedly connected with ring of fixed block is kept away from to the rope, the one end sliding connection that the sill bar is close to the square slab has the connecting strip, the one end fixedly connected with inserted bar that the connecting strip is close to the fixed block.

Furthermore, a rectangular groove is formed in the side wall of the fixing block, and the size of the rectangular groove is matched with that of the inserted rod.

Furthermore, one end of the connecting strip, which is far away from the inserted link, is fixedly connected with a ball, and the ball is positioned in the middle part of the connecting strip.

The utility model has the advantages as follows:

1. the utility model is provided with the placing structure, when a teacher needs to explain knowledge for students by means of photos, the teacher inserts the glass plate on the surface of the flat plate by means of the cylinder, then slides the insert block which slides on the inner wall of the rectangular frame, the insert block is clamped in the groove on the surface of the cylinder, then screws the screw rod on the surface of the rectangular frame, the screw rod extrudes the insert block to avoid the insert block from loosening, then places the connecting rod at the bottom on the surface of the lug and slides by means of the lug, the connecting rod slides towards the direction of the limiting rod, at the moment, the connecting rod is slid to be clamped with the limiting rod, thereby avoiding loosening, the teacher slides the connecting frame and places the photos in the connecting frame, the photos are placed above the connecting rod by sliding the connecting frame, wherein the connection of the glass plate and the flat plate is firstly performed in the process of avoiding placing the photos, wind can be generated when people nearby pass by, and wind can take away the photo, the problem that needs to place again, after the photo is placed layer upon layer with the help of the connecting rod, the mr can write at glass board cooperation photo, and traditional demonstration equipment has been solved to whole structure is difficult to paste the photo like the blackboard, like the projecting apparatus again, though can show the picture, nevertheless is difficult to write the content of wanting temporarily, has influenced the problem of teaching efficiency on class greatly.

2. The utility model discloses a set up auxiliary structure, when needs adjustment flat height, insert inside the ring with the foot earlier, the inserted bar on connecting strip surface is taken out from the fixed block with the help of the spheroid on connecting strip surface this moment, the fixed block will unrestricted slide from top to bottom along the sill bar this moment, the fixed block will drive the stock and slide from top to bottom when gliding from top to bottom, the height of rope is adjusted with the help of the ring that is covering on the foot to the user this moment, thereby restrict the slip of fixed block through the rope, after dull and stereotyped altitude mixture control, the user inserts the inserted bar on connecting strip surface in the fixed block with the help of the spheroid, the fixed block will be fixed this moment, dull and stereotyped height will be fixed, whole structure has been solved because dull and stereotyped heavier, the user is holding in the palm the problem of dull and stereotyped adjustment.

Drawings

Fig. 1 is a schematic perspective view of a high school political lecture demonstration apparatus according to the present invention;

fig. 2 is a schematic diagram of a rear side structure of fig. 1 in the high school political lecture demonstration apparatus of the present invention;

fig. 3 is a partial schematic view of a placement structure in a high school political lecture demonstration apparatus of the present invention;

fig. 4 is the utility model relates to a A department's schematic structure of fig. 2 among high school's political lecture presentation device.

Reference numerals: 1. a flat plate; 2. a connecting plate; 3. a rotating shaft; 4. a long rod; 5. a bottom bar; 6. a base; 7. a placement structure; 71. a glass plate; 72. a connecting frame; 73. a limiting rod; 74. a connecting rod; 75. a cylinder; 76. a rectangular frame; 77. inserting a block; 78. a screw; 79. a bump; 8. an auxiliary structure; 81. a square plate; 82. round bars; 83. a fixed block; 84. a connecting strip; 85. inserting a rod; 86. a rope; 87. a circular ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-4, the utility model discloses a political lecture demonstration equipment of high school that an embodiment provided, including dull and stereotyped 1 with place structure 7, dull and stereotyped 1's fixed surface is connected with connecting plate 2, the inside of connecting plate 2 is inserted and is equipped with pivot 3, the fixed surface of pivot 3 is connected with stock 4, the cover on surface of stock 4 has sill bar 5, the one end fixedly connected with base 6 of stock 4 is kept away from to sill bar 5, base 6 places subaerial, the surface of dull and stereotyped 1 is equipped with places structure 7.

The specific arrangement and function of the placement structure 7 and the auxiliary structure 8 will be described in detail below.

As shown in fig. 1 and 3, the placing structure 7 includes a cylinder 75, the cylinder 75 is inserted into the panel 1, the surface of the cylinder 75 is slidably connected with the panel 1, a glass plate 71 is fixedly connected to the surface of the cylinder 75, a bump 79 is fixedly connected to one end of the glass plate 71 close to the panel 1, a limit rod 73 is fixedly connected to the inner wall of the glass plate 71, a connecting rod 74 is sleeved on the surface of the limit rod 73, a connecting frame 72 is placed on the surface of the connecting rod 74, a rectangular frame 76 is fixedly connected to one end of the panel 1 far from the glass plate 71, an insert block 77 is slidably connected to the inner wall of the rectangular frame 76, a screw 78 is threadedly connected to the inside of the rectangular frame 76, the glass plate 71 is inserted into the surface of the panel 1 through the cylinder 75, then the insert block 77 is slid on the inner wall of the rectangular frame 76, at this time, the insert block 77 is clamped in a groove on the surface of, the screw 78 will squeeze the insert 77 to prevent the insert 77 from loosening, and then the lowest connecting rod 74 is placed on the surface of the projection 79 and slides with the aid of the projection 79, the arc surface of the cylinder 75 is provided with a groove, the size of the groove is matched with that of the inserting block 77, the number of the convex blocks 79 is nine, every three of the nine convex blocks 79 are arranged in a row, the connecting rod 74 is erected at the upper end of the convex blocks 79, the teacher slides the connecting frame 72, and the photo is placed in the connection frame 72, the photo is placed by sliding along the connection frame 72 to above the connection bar 74, wherein the glass plate 71 and the flat plate 1 are connected to avoid wind when people pass nearby in the process of placing photos, and wind can take away the photos and needs to be replaced, and after the photos are placed layer by the connecting rod 74, a teacher can write on the glass plate 71 in cooperation with the photos.

The whole placing structure 7 achieves the effect that through the placing structure 7, when a teacher needs to explain knowledge to students by means of photos, the glass plate 71 is inserted on the surface of the flat plate 1 by means of the cylinder 75, then the inserting block 77 is slid, the inserting block 77 slides on the inner wall of the rectangular frame 76, the inserting block 77 is clamped in the groove on the surface of the cylinder 75 at the moment, the screw 78 on the surface of the rectangular frame 76 is screwed, the screw 78 extrudes the inserting block 77 to prevent the inserting block 77 from loosening, then the connecting rod 74 at the lowest position is placed on the surface of the bump 79 and slides by means of the bump 79, at the moment, the connecting rod 74 slides towards the direction of the limiting rod 73, at the moment, the connecting rod 74 and the limiting rod 73 are clamped, so that the loosening is avoided, at the moment, the teacher slides the connecting frame 72, places the photos in the connecting frame 72, slides the connecting rod 72 to the upper part of the connecting rod 74 to place, wherein connect glass board 71 and dull and stereotyped 1 earlier and played the in-process of avoiding placing the photo, can produce wind when near someone passes by, and wind can take away the photo, the problem that needs to be placed again, put good back layer upon layer by the connecting rod 74 when the photo, mr can write at glass board 71 cooperation photo, traditional demonstration equipment has been solved to whole structure if the blackboard is difficult to paste the photo, if the projecting apparatus again, can demonstrate the picture, but be difficult to write the content of wanting temporarily, the problem of teaching efficiency on class has been influenced greatly.

As shown in fig. 1 and 2, the surface of the bottom rod 5 is provided with the auxiliary structure 8, the auxiliary structure 8 includes two square plates 81, the surface of the square plate 81 is fixedly connected with the bottom rod 5, the number of the square plates 81 is two, and the ends of the two square plates 81 close to each other are rotatably connected with the round bars 82, the end of the long rod 4 close to the square plate 81 is fixedly connected with the fixed block 83, the upper surface of the fixed block 83 is fixedly connected with the rope 86, the end of the rope 86 far away from the fixed block 83 is fixedly connected with the circular ring 87, the end of the bottom rod 5 close to the square plate 81 is slidably connected with the connecting bar 84, the end of the connecting bar 84 close to the fixed block 83 is fixedly connected with the inserted bar 85, when the height of the flat plate 1 needs to be adjusted, the foot is inserted into the circular ring 87 first, at this time, the inserted bar 85 on the surface of the connecting bar 84 is drawn out of, the fixed block 83 slides up and down to drive the long rod 4 to slide up and down, the side wall of the fixed block 83 is provided with a rectangular groove, the size of the rectangular groove is matched with that of the inserted rod 85, one end of the connecting strip 84 far away from the inserted rod 85 is fixedly connected with a sphere, and the sphere is located in the middle of the connecting strip 84.

The whole auxiliary structure 8 has the effects that through the arrangement of the auxiliary structure 8, when the height of the flat plate 1 needs to be adjusted, the feet are firstly inserted into the circular rings 87, at the moment, the inserted rods 85 on the surfaces of the connecting strips 84 are drawn out from the fixing blocks 83 by means of the spheres on the surfaces of the connecting strips 84, at the moment, the fixing blocks 83 can slide up and down along the bottom rods 5 without limitation, when the fixing blocks 83 slide up and down, the long rods 4 are driven to slide up and down, at the moment, the height of the ropes 86 is adjusted by the aid of the circular rings 87 sleeved on the feet by a user, so that the sliding of the fixing block 83 is restricted by the rope 86, and when the height of the flat plate 1 is adjusted, the user inserts the insertion rod 85 on the surface of the connection bar 84 into the fixing block 83 by means of the ball, the fixing block 83 is fixed at the moment, the height of the flat plate 1 is fixed, and the whole structure solves the problem that the user only holds the flat plate 1 with hands to adjust the height with great force due to the fact that the flat plate 1 is heavy.

Claims

1. The utility model provides a high school political lecture demonstration equipment, includes dull and stereotyped (1) and places structure (7), its characterized in that, the fixed surface of dull and stereotyped (1) is connected with connecting plate (2), the inside of connecting plate (2) is inserted and is equipped with pivot (3), the fixed surface of pivot (3) is connected with stock (4), the surface cover of stock (4) has sill bar (5), the one end fixedly connected with base (6) of stock (4) are kept away from in sill bar (5), base (6) are placed subaerial, the surface of dull and stereotyped (1) is equipped with places structure (7), it includes cylinder (75) to place structure (7), cylinder (75) are inserted and are established in the inside of dull and stereotyped (1), and the surface of cylinder (75) and dull and stereotyped (1) sliding connection, the fixed surface of cylinder (75) is connected with glass board (71), glass board (71) are close to one end fixedly connected with lug (79) of dull and stereotyped (1), the inner wall fixedly connected with gag lever post (73) of glass board (71), the surface cover of gag lever post (73) has connecting rod (74), connecting frame (72) have been placed on the surface of connecting rod (74), the one end fixedly connected with rectangle frame (76) of glass board (71) are kept away from in dull and stereotyped (1), the inner wall sliding connection of rectangle frame (76) has inserted block (77), the inside threaded connection of rectangle frame (76) has screw rod (78).

2. A high school political lecture demonstration apparatus according to claim 1, wherein the circular arc surface of the cylinder (75) is provided with a groove, and the size of the groove is matched with the size of the insertion block (77).

3. A high school political lecture demonstration apparatus according to claim 1, wherein the number of the projections (79) is nine, and nine projections (79) are aligned every three, and the connecting rod (74) is erected at the upper end of the projections (79).

4. The high school political lecture demonstration apparatus according to claim 1, the surface of the bottom rod (5) is provided with an auxiliary structure (8), the auxiliary structure (8) comprises a square plate (81), the surface of the square plate (81) is fixedly connected with the bottom rod (5), the number of the square plates (81) is two, and one ends of the two square plates (81) close to each other are rotatably connected with round bars (82), one end of the long rod (4) close to the square plate (81) is fixedly connected with a fixed block (83), the upper surface of the fixing block (83) is fixedly connected with a rope (86), one end of the rope (86) far away from the fixing block (83) is fixedly connected with a circular ring (87), one end of the bottom rod (5) close to the square plate (81) is connected with a connecting strip (84) in a sliding way, one end of the connecting strip (84) close to the fixing block (83) is fixedly connected with an inserted rod (85).

5. The high school political lecture demonstration apparatus according to claim 4, wherein the side wall of the fixed block (83) is provided with a rectangular groove, and the size of the rectangular groove is matched with that of the inserted link (85).

6. A high school political lecture demonstration apparatus according to claim 4, wherein one end of the connecting bar (84) remote from the inserted link (85) is fixedly connected with a ball, and the ball is located at the middle part of the connecting bar (84).