CN213429190U

CN213429190U - Map hanging device for geography teaching

Info

Publication number: CN213429190U
Application number: CN202021531944.9U
Authority: CN
Inventors: 张宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-06-15
Anticipated expiration: 2030-07-29

Abstract

The utility model relates to the technical field of map suspension, and discloses a map suspension device for geography teaching, which comprises a base, a miniature motor fixedly connected inside the base, a rotating shaft fixedly connected with the output end of the miniature motor, two first bevel gears fixedly connected with the outer surface of the rotating shaft, a lead screw fixedly connected with the inner parts of two bearings, a second bevel gear fixedly connected with the bottom end of the lead screw, the first bevel gear is meshed with the second bevel gear, a first threaded sleeve is connected with the outer surfaces of the two lead screws in a threaded manner, a chute is arranged on the outer surface of a vertical plate, a slide block is connected with the inner part of the chute in a sliding manner, the outer surface of the slide block is fixedly connected with a fixed plate, two lighting lamp tubes fixedly connected with the outer surface of the fixed plate can be adjusted according to the actual size of a map, meanwhile, the light source can be provided for teachers in dim environments.

Description

Map hanging device for geography teaching

Technical Field

The utility model relates to a map hangs technical field, specifically is a map linkage for geography teaching.

Background

In the geography teaching of the prior art, the map is a tool frequently used by teachers, and the map is mainly used for being combined with book contents to help students to understand, but the hanging of the map is a big problem encountered by geography teachers, and the appearance of some special wall map frames can solve the problem, but still has defects, for example, the hanging of the wall map frame is inconvenient, the map is inconvenient to adjust according to the actual size of the map, the teacher cannot be illuminated in a dark environment, the height of the current wall map frame is fixed, so that teachers with low heights are slightly unfriendly, the map hanging rack is also troublesome to carry, the use process is complicated and is more occupied, a lot of inconvenience is caused for teachers, and the teaching efficiency of the teachers cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a map linkage is used in geography teaching possesses and places the convenience, can adjust big or small height, provides advantages such as light source, has solved hanging that the wall map frame hangs inconveniently, inconvenient according to the actual size of map adjust, can not throw light on for the teacher under dim environment, carries also more troublesome simultaneously, and the loaded down with trivial details complicated and more problem of taking a duty of use.

(II) technical scheme

For realizing the above-mentioned convenience of placing, can adjust the size, provide light source's purpose, the utility model provides a following technical scheme: a map hanging device for geography teaching comprises a base, wherein a vertical plate is fixedly connected to the upper surface of the base, a small motor is fixedly connected to the inner portion of the base, a rotating shaft is fixedly connected to the output end of the small motor, two first bevel gears are fixedly connected to the outer surface of the rotating shaft, two bearings are fixedly connected to the upper surface of the base, a lead screw is fixedly connected to the inner portion of each of the two bearings, a second bevel gear is fixedly connected to the bottom end of the lead screw, the first bevel gear is meshed with the second bevel gear, a first threaded sleeve is in threaded connection with the outer surfaces of the two lead screws, connecting blocks are fixedly connected to the outer surfaces of the two first threaded sleeves, fixing plates are fixedly connected to the outer surfaces of the two connecting blocks, a sliding groove is formed in the outer surface of the vertical plate, and a, the outer surface of the first sliding block is fixedly connected with the fixed plate, the outer surface of the fixed plate is fixedly connected with two lighting lamp tubes, the upper surface of the fixed plate is fixedly connected with two sliding rails, the two sliding rails are connected with two second sliding blocks in an equal sliding mode, the upper surface of the second sliding blocks is fixedly connected with a second threaded sleeve, the second threaded sleeve is connected with a threaded rod in an equal threaded mode, and one end of the threaded rod is fixedly connected with a clamp.

Preferably, the lower surface of base is fixedly connected with a plurality of supporting shoes, and a plurality of the cross section of supporting shoe is the L type, and evenly distributed is at the lower surface of base, and quantity is four, can make the more stable placing of device.

Preferably, one end of the rotating shaft is fixedly connected with a rolling bearing, and the outer surface of the rolling bearing is fixedly connected with a supporting plate, so that the rotating shaft can be kept in a horizontal state, and the first bevel gear and the second bevel gear can be kept in a meshed state.

Preferably, the top end of the vertical plate is fixedly connected with a limiting plate, the limiting plate is fixedly connected with the screw rod through a bearing seat, the screw rod can be always kept in a vertical state with the base, and the fixing plate can move up and down in the vertical state.

Preferably, the switches of the two lighting tubes are arranged on the side surface of the fixing plate, so that the lighting tubes can be controlled to be turned on and off more conveniently.

Preferably, the bottom fixedly connected with shock pad of small-size motor, the diapire fixed connection of shock pad and base prevents that the vibrations that the small-size motor produced in the operation process from leading to the device to topple over.

(III) advantageous effects

Compared with the prior art, the utility model provides a map linkage for geography teaching possesses following beneficial effect:

(1) this map linkage for geography teaching through setting up small-size motor and lead screw, can be that the fixed plate carries out the regulation of height, drives the pivot through small-size motor's rotation and rotates, and the first bevel gear of surface fixedly connected with of pivot because the second bevel gear meshing of first bevel gear and lead screw bottom can drive the lead screw when the pivot carries out the pivoted and rotate, and then reaches the height of adjusting the fixed plate.

(2) This map linkage is used in geography teaching, through setting up the illumination fluorescent tube, slide rail and threaded rod can adjust according to the actual size of map, also can provide the light source for the teacher simultaneously under dim environment, slide about the inside of slide rail through the second slider can be adjusted according to the width of map, distance between the clip can be adjusted through rotating the threaded rod, thereby reach the map that can the centre gripping equidimension not, switch through the fixed plate side can provide required light source for the teacher under dim environment to the control of illumination fluorescent tube.

Drawings

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

fig. 2 is an enlarged view of the structure a in fig. 1 according to the present invention;

fig. 3 is a rear view of the present invention;

FIG. 4 is a side view of the present application B-B;

FIG. 5 is a top view of the present invention C-C.

In the figure: 1. a base; 2. a vertical plate; 3. a small-sized motor; 4. a rotating shaft; 5. a clip; 6. a first bevel gear; 7. a bearing; 8. a screw rod; 9. a second bevel gear; 10. a first threaded bushing; 11. connecting blocks; 12. a fixing plate; 13. a chute; 14. a first slider; 15. an illuminating lamp tube; 16. a slide rail; 17. A second slider; 18. a second threaded bushing; 19. a threaded rod.

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. 1-5, a map hanging device for geography teaching comprises a base 1, a vertical plate 2 is fixedly connected to the upper surface of the base 1, a small motor 3 is fixedly connected to the inside of the base 1, a rotating shaft 4 is fixedly connected to the output end of the small motor 3, two first bevel gears 6 are fixedly connected to the outer surface of the rotating shaft 4, two bearings 7 are fixedly connected to the upper surface of the base 1, a screw rod 8 is fixedly connected to the inside of each of the two bearings 7, a second bevel gear 9 is fixedly connected to the bottom end of the screw rod 8, the first bevel gears 6 are meshed with the second bevel gear 9, first threaded sleeves 10 are respectively in threaded connection with the outer surfaces of the two screw rods 8, connecting blocks 11 are respectively fixedly connected to the outer surfaces of the two first threaded sleeves 10, a fixing plate 12 is fixedly connected to the outer surfaces of the two, the inside sliding connection of spout 13 has first slider 14, the surface and the fixed plate 12 fixed connection of first slider 14, the fixed surface of fixed plate 12 is connected with two lighting lamp 15, the last fixed surface of fixed plate 12 is connected with two slide rails 16, the equal sliding connection in inside of two slide rails 16 has two second sliders 17, the equal fixed surface of upper surface of second slider 17 is connected with second threaded sleeve 18, the equal threaded connection in inside of second threaded sleeve 18 has threaded rod 19, the one end fixedly connected with clip 5 of threaded rod 19

Further, the lower fixed surface of base 1 is connected with a plurality of supporting shoes, and the cross section of a plurality of supporting shoes is the L type, and evenly distributed is at the lower surface of base 1, and quantity is four, can make the more stable placing of device.

Further, one end of the rotating shaft 4 is fixedly connected with a rolling bearing, and the outer surface of the rolling bearing is fixedly connected with a supporting plate, so that the rotating shaft 4 can be kept in a horizontal state, and the first bevel gear 6 and the second bevel gear 9 can be kept in a meshed state.

Further, the top fixedly connected with limiting plate of riser 2, the limiting plate passes through bearing frame and 8 fixed connection of lead screw, can make lead screw 8 remain the vertical state with base 1 all the time, makes fixed plate 12 reciprocate under can the vertical state.

Further, the switches of the two lighting lamps 15 are arranged on the side surface of the fixing plate 12, so that the lighting lamps 15 can be controlled to be turned on and off more conveniently.

Further, the bottom fixedly connected with shock pad of small motor 3, the diapire fixed connection of shock pad and base 1 prevents that small motor 3 from leading to the device to topple over in the vibrations that the operation in-process produced.

To sum up, the map hanging device for geography teaching can adjust the height of the fixing plate 12, the small motor 3 and the lead screw 8 are arranged, the rotating shaft 4 is driven to rotate through the rotation of the small motor 3, the first bevel gear 6 is fixedly connected to the outer surface of the rotating shaft 4, the first bevel gear 6 is meshed with the second bevel gear 9 at the bottom of the lead screw 8, the lead screw 8 can be driven to rotate when the rotating shaft 4 rotates, the height of the fixing plate 12 can be adjusted, the map hanging device can be adjusted according to the actual size of a map by arranging the lighting lamp tube 15, the sliding rail 16 and the threaded rod 19, meanwhile, a light source can be provided for a teacher in a dim environment, the left-right sliding in the sliding rail 16 through the second sliding block 17 can be adjusted according to the width of the map, the distance between the clamps 5 can be adjusted through rotating the threaded rod 19, therefore, maps with different sizes can be clamped, and the light tube 15 can be controlled by the switch on the side surface of the fixing plate 12 to provide a required light source for teachers in a dark environment.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means matured in the prior art, the machines, the parts and the equipment adopt the conventional types in the prior art, the circuit connection adopts the conventional connection mode in the prior art, no specific description is provided here, meanwhile, the electric elements appearing in the specification are electrically connected with the external main controller and the mains supply, the peripheral controller mentioned in the specification can play a control role for the electric elements mentioned in the specification, and the peripheral controller is the conventional known equipment.

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 map linkage for geography teaching, includes base (1), the last fixed surface of base (1) is connected with riser (2), its characterized in that: the inner part of the base (1) is fixedly connected with a small motor (3), the output end of the small motor (3) is fixedly connected with a rotating shaft (4), the outer surface of the rotating shaft (4) is fixedly connected with two first bevel gears (6), the upper surface of the base (1) is fixedly connected with two bearings (7), the inner parts of the two bearings (7) are fixedly connected with a screw rod (8), the bottom end of the screw rod (8) is fixedly connected with a second bevel gear (9), the first bevel gear (6) is meshed with the second bevel gear (9), the outer surfaces of the two screw rods (8) are in threaded connection with a first threaded sleeve (10), the outer surfaces of the two first threaded sleeves (10) are fixedly connected with connecting blocks (11), the outer surfaces of the two connecting blocks (11) are fixedly connected with fixing plates (12), and the outer surface of the vertical plate (2) is provided with a sliding groove (13), the inside sliding connection of spout (13) has first slider (14), the surface and fixed plate (12) fixed connection of first slider (14), the fixed surface of fixed plate (12) is connected with two lighting lamp (15), the last fixed surface of fixed plate (12) is connected with two slide rails (16), two the equal sliding connection in inside of slide rail (16) has two second sliders (17), the equal fixedly connected with second threaded sleeve pipe (18) of upper surface of second slider (17), the equal threaded connection in inside of second threaded sleeve pipe (18) has threaded rod (19), the one end fixedly connected with clip (5) of threaded rod (19).

2. A map hanging apparatus for geography teaching according to claim 1, wherein: the lower surface of the base (1) is fixedly connected with a plurality of supporting blocks, the cross sections of the supporting blocks are L-shaped, the supporting blocks are evenly distributed on the lower surface of the base (1), and the number of the supporting blocks is four.

3. A map hanging apparatus for geography teaching according to claim 1, wherein: one end of the rotating shaft (4) is fixedly connected with a rolling bearing, and the outer surface of the rolling bearing is fixedly connected with a supporting plate.

4. A map hanging apparatus for geography teaching according to claim 1, wherein: the top end of the vertical plate (2) is fixedly connected with a limiting plate, and the limiting plate is fixedly connected with the screw rod (8) through a bearing seat.

5. A map hanging apparatus for geography teaching according to claim 1, wherein: the switches of the two lighting tubes (15) are arranged on the side surface of the fixed plate (12).

6. A map hanging apparatus for geography teaching according to claim 1, wherein: the bottom fixedly connected with shock pad of small-size motor (3), the diapire fixed connection of shock pad and base (1).