CN210433136U

CN210433136U - Map hanging device for geography teaching

Info

Publication number: CN210433136U
Application number: CN201921078705.XU
Authority: CN
Inventors: 高恺
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-05-01
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a map linkage for geography teaching, including base, support and roof, the base upper end bonds there is the support, the welding of support upper end has the roof, the shaping has the adjustment tank on the support, be provided with the pin in the adjustment tank, the pin has four, the pin both ends have connect fastening bolt soon, fastening bolt is close to be provided with the friction disc on the lateral wall of pin. Has the advantages that: the utility model discloses a set up pin, fastening bolt and friction disc of U type structure, can carry out reliable the blockking to the map in hanging, effectively avoided rocking of map, ensured going on smoothly of teaching process, through setting up the electric pole, can throw light on under the dark condition of light, ensure that the content on the map can be clear present, improved the effect of teaching for install more practicality.

Description

Map hanging device for geography teaching

Technical Field

The utility model relates to a teaching aid technical field, concretely relates to map linkage is used in geography teaching.

Background

In the geography teaching process, in order to enable students to clearly understand the regional distribution and the longitude and latitude distribution of all countries in the world, a map is often required to be hung for teaching and explanation.

Chinese patent with patent number CN201720502139.5 discloses a map linkage, including scalable bracing piece, spout and crossbeam, the intermediate position department of crossbeam installs the fixed block, and the both ends of fixed block all are provided with the reservation groove, scalable bracing piece is installed to the intermediate position department on crossbeam top, and scalable bracing piece's bottom and reservation groove are connected, the backup pad is installed on scalable bracing piece's top, and four corners of backup pad are provided with first screw, and first screw internal fixation has fixing bolt.

Although above-mentioned patent has realized the reliable clamping to not unidimensional map, it still exists not enough once in the use, at first lack the design that blocks the part above that for the map takes place to rock when hanging the teaching easily, often need the teacher to carry out hand, influence the teaching process and go on smoothly, and it still lacks lighting parts's design above that, make content on the map can not clear presentation when light is darker, reduce the teaching effect, consequently, the urgent need for a neotype map to hang and decorate and solve current problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, a map linkage is used in geography teaching now is proposed, the design that lacks blocking part on the current map linkage has been solved, make the map hang easy the emergence of imparting knowledge to students and rock, often need the teacher to carry out hand, influence the teaching process and go on smoothly, and lack lighting part's design on the current map linkage, make content on the map can not clear presentation when light is darker, reduce the problem of teaching effect.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a map hanging device for geography teaching, which comprises a base, a support and a top plate, wherein the support is bonded at the upper end of the base, the top plate is welded at the upper end of the support, an adjusting groove is formed on the support, stop rods are arranged in the adjusting groove, four stop rods are arranged, fastening bolts are screwed at two ends of each stop rod, the fastening bolts are close to the side wall of each stop rod, a friction plate is arranged on the side wall of each stop rod, a T-shaped sliding groove is formed at the middle part in the top plate, a T-shaped sliding block is arranged in the T-shaped sliding groove, a clamping block is arranged at the bottom end of the T-shaped sliding block, a fixed clamping plate is arranged on one side of each clamping block, a reset spring is arranged in each fixed clamping plate, a movable clamping plate is welded at one end of each reset spring, a mounting groove is formed, the electric bar is fixed on one side of the bottom end of the top plate in a clamping and pressing mode, the periphery of the electric bar is fixed with the light splitting cover through the clamping groove, a switch is arranged on one side wall of the top plate, and a power line is arranged on the other side wall of the top plate.

Further, the base and the friction plate are made of rubber.

Furthermore, the stop lever adopts a U-shaped structure, the friction plate is bonded with the fastening bolt, and the stop lever is connected with the adjusting groove in a sliding manner.

Furthermore, the T-shaped sliding block is connected with the T-shaped sliding groove in a sliding mode, and the T-shaped sliding block is welded with the clamping block.

Furthermore, the reset spring with fixed splint and activity splint all weld, activity splint with fixed splint sliding connection.

Furthermore, the limiting screw hole is formed in the top plate, and the limiting screw is connected with the limiting screw hole and the T-shaped sliding block through threads.

Furthermore, the switch is connected with the top plate through a clamping groove, and the power line is connected with the electric lever in an inserting mode.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. in order to solve the problem that the existing map hanging device is lack of a blocking part, so that a map is easy to shake when hanging teaching, and often needs a teacher to hold by hand to influence the smooth progress of the teaching process, the utility model discloses a stop lever, a fastening bolt and a friction plate which are provided with U-shaped structures can reliably block the hanging map, effectively avoid the shaking of the map and ensure the smooth progress of the teaching process;

2. for solve the design that lacks lighting parts on the current map linkage for content on the map can not clear present when light is dark, reduces the problem of teaching effect, the utility model discloses a set up the electric pole, can throw light on under the dark condition of light, ensure that content on the map can clear present, improved the effect of teaching, make the device more practical.

Drawings

Fig. 1 is a front view of a map hanging device for geography teaching according to the present invention;

fig. 2 is a left side sectional view of a map hanging device for geography teaching according to the present invention;

FIG. 3 is an enlarged view of the connection position of the fastening bolt and the stop lever in the map hanging device for geography teaching.

The reference numerals are explained below:

1. a limit screw; 2. a limiting screw hole; 3. a stop lever; 4. an adjustment groove; 5. a support; 6. a power line; 7. a clamping block; 8. light splitting cover; 9. a switch; 10. a T-shaped slider; 11. a return spring; 12. fixing the clamping plate; 13. fastening a bolt; 14. a friction plate; 15. mounting grooves; 16. a movable splint; 17. a electric bar; 18. a T-shaped chute; 19. a base; 20. a top plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, a map hanging device for geography teaching comprises a base 19, a support 5 and a top plate 20, wherein the support 5 is bonded on the upper end of the base 19, the top plate 20 is welded on the upper end of the support 5, the base 19 and the top plate 20 can be reliably connected by the support 5, an adjusting groove 4 is formed on the support 5, four stop levers 3 are arranged in the adjusting groove 4, fastening bolts 13 are screwed at two ends of each stop lever 3, friction plates 14 are arranged on the side walls of the fastening bolts 13 close to the stop levers 3, the height of the stop levers 3 can be conveniently adjusted and reliably fixed by the adjusting groove 4, the fastening bolts 13 and the friction plates 14, a T-shaped sliding groove 18 is formed in the middle part of the top plate 20, a T-shaped sliding block 10 is arranged in the T-shaped sliding groove 18, a clamping block 7 is arranged at the bottom end of the T-shaped sliding block 10, a fixed clamping plate 12 is arranged on one side of, the welding of 11 one ends of reset spring has movable clamp plate 16, the shaping of 12 bottom middle parts of solid fixed splint has mounting

groove

15, 18 tops of T type spout are provided with spacing screw 2, be provided with stop screw 1 in the

spacing screw

2, 20 bottom one sides of roof are fixed with electric pole 17 through the mode of card pressure, electric pole 17 periphery is fixed with light distribution cover 8 through the draw-in groove, light distribution cover 8 is used for dispersing the light that sends electric pole 17 and shines, be provided with switch 9 on 20 lateral walls of roof, be provided with power cord 6 on 20 another lateral walls of roof.

As shown in fig. 1, 2 and 3, the base 19 and the friction plate 14 are made of rubber, and the friction plate 14 can increase the friction force between the fastening bolt 13 and the bracket 5 to realize reliable fixation of the stop lever 3.

As shown in fig. 1 and 2, the stop lever 3 is of a U-shaped structure, the friction plate 14 is bonded with the fastening bolt 13, the stop lever 3 is slidably connected with the adjusting groove 4, and the stop lever 3 of the U-shaped structure can effectively prevent the map from shaking when the map is hung, so that the normal teaching process can be ensured.

As shown in fig. 2, the T-shaped slider 10 is slidably connected to the T-shaped sliding groove 18, the T-shaped slider 10 is welded to the clamping block 7, and the clamping block 7 is mainly used for clamping a map.

As shown in fig. 2, the return spring 11 is welded to both the fixed clamp 12 and the movable clamp 16, the movable clamp 16 is slidably connected to the fixed clamp 12, and the return spring 11 is mainly used for realizing the lockable closing of the movable clamp 16 and the fixed clamp 12.

As shown in fig. 1 and 2, the limit screw hole 2 is formed in the top plate 20, the limit screw 1 is in threaded connection with the limit screw hole 2 and the T-shaped slider 10, and the limit screw 1 is mainly used for limiting the T-shaped slider 10.

As shown in fig. 1 and 2, the switch 9 is connected to the top plate 20 through a card slot, the power cord 6 is plugged into the electric bar 17, and the electric bar 17 is used for illumination.

The utility model provides a map linkage for geography teaching's theory of operation: when in use, the device is firstly placed on a table and chair with a certain height, the device is connected with an external power supply through a power cord 6, then the clamping block 7 is pushed according to the size of a map to be hung, the clamping block 7 moves along the T-shaped sliding groove 18 through the T-shaped sliding block 10, after the position of the clamping block 7 is adjusted, the limiting screw 1 can be screwed into the corresponding limiting screw hole 2 and the T-shaped sliding block 10 to realize the reliable limiting of the clamping block 7, then the movable clamping plate 16 can be pulled away from the fixed clamping plate 12, the return spring 11 is in a stretching state, meanwhile, the upper end of the map to be hung can be inserted into the fixed clamping plate 12 through the installation groove 15, after the map to be hung is inserted into the installation groove 15, the movable clamping plate 16 can be loosened to clamp the map under the action of the return spring 11 to realize the reliable hanging of the map, and the map can be effectively prevented from swinging under the blocking of the stop lever 3 while being hung, and then the course of giving lessons of the teacher can go on smoothly, and when the light is dark in the classroom, can press switch 9 and make the electric lever 17 light, can throw light on the display area on the map after the electric lever 17 lights to improve the effect of teaching.

The above examples are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a map linkage for geography teaching which characterized in that: the device comprises a base (19), a support (5) and a top plate (20), wherein the support (5) is bonded at the upper end of the base (19), the top plate (20) is welded at the upper end of the support (5), an adjusting groove (4) is formed in the support (5), stop rods (3) are arranged in the adjusting groove (4), four stop rods (3) are arranged, fastening bolts (13) are screwed at two ends of each stop rod (3), friction plates (14) are arranged on the side walls, close to the stop rods (3), of the fastening bolts (13), a T-shaped sliding groove (18) is formed in the middle of the top plate (20), a T-shaped sliding block (10) is arranged in the T-shaped sliding groove (18), a clamping block (7) is arranged at the bottom end of the T-shaped sliding block (10), a fixed clamping plate (12) is arranged on one side of the clamping block (7), and a reset spring (11) is, reset spring (11) one end welding has movable clamp plate (16), the shaping of solid fixed splint (12) bottom middle part has mounting groove (15), T type spout (18) top is provided with spacing screw (2), be provided with stop screw (1) in spacing screw (2), roof (20) bottom one side is fixed with electric pole (17) through the mode of card pressure, electric pole (17) periphery is established and is fixed with beam splitter (8) through the draw-in groove, be provided with switch (9) on roof (20) a lateral wall, be provided with power cord (6) on roof (20) another lateral wall.

2. A map hanging apparatus for geography teaching according to claim 1, wherein: the base (19) and the friction plate (14) are both made of rubber.

3. A map hanging apparatus for geography teaching according to claim 1, wherein: the stop lever (3) is of a U-shaped structure, the friction plate (14) is bonded with the fastening bolt (13), and the stop lever (3) is connected with the adjusting groove (4) in a sliding mode.

4. A map hanging apparatus for geography teaching according to claim 1, wherein: the T-shaped sliding block (10) is connected with the T-shaped sliding groove (18) in a sliding mode, and the T-shaped sliding block (10) is welded with the clamping block (7).

5. A map hanging apparatus for geography teaching according to claim 1, wherein: reset spring (11) with fixed splint (12) and activity splint (16) all weld, activity splint (16) with fixed splint (12) sliding connection.

6. A map hanging apparatus for geography teaching according to claim 1, wherein: the limiting screw hole (2) is formed in the top plate (20), and the limiting screw (1) is connected with the limiting screw hole (2) and the T-shaped sliding block (10) through threads.

7. A map hanging apparatus for geography teaching according to claim 1, wherein: the switch (9) is connected with the top plate (20) through a clamping groove, and the power line (6) is connected with the electric bar (17) in an inserted mode.